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commit: 7b28b2e87d40d965b55c189c5dceb90e6b9d31d2 |
2 |
Author: Mike Pagano <mpagano <AT> gentoo <DOT> org> |
3 |
AuthorDate: Fri May 31 14:04:02 2019 +0000 |
4 |
Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org> |
5 |
CommitDate: Fri May 31 14:04:02 2019 +0000 |
6 |
URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=7b28b2e8 |
7 |
|
8 |
Linux patch 5.1.6 |
9 |
|
10 |
Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org> |
11 |
|
12 |
0000_README | 4 + |
13 |
1005_linux-5.1.6.patch | 14203 +++++++++++++++++++++++++++++++++++++++++++++++ |
14 |
2 files changed, 14207 insertions(+) |
15 |
|
16 |
diff --git a/0000_README b/0000_README |
17 |
index 2431699..7713f53 100644 |
18 |
--- a/0000_README |
19 |
+++ b/0000_README |
20 |
@@ -63,6 +63,10 @@ Patch: 1004_linux-5.1.5.patch |
21 |
From: http://www.kernel.org |
22 |
Desc: Linux 5.1.5 |
23 |
|
24 |
+Patch: 1005_linux-5.1.6.patch |
25 |
+From: http://www.kernel.org |
26 |
+Desc: Linux 5.1.6 |
27 |
+ |
28 |
Patch: 1500_XATTR_USER_PREFIX.patch |
29 |
From: https://bugs.gentoo.org/show_bug.cgi?id=470644 |
30 |
Desc: Support for namespace user.pax.* on tmpfs. |
31 |
|
32 |
diff --git a/1005_linux-5.1.6.patch b/1005_linux-5.1.6.patch |
33 |
new file mode 100644 |
34 |
index 0000000..897ab6d |
35 |
--- /dev/null |
36 |
+++ b/1005_linux-5.1.6.patch |
37 |
@@ -0,0 +1,14203 @@ |
38 |
+diff --git a/Documentation/arm64/silicon-errata.txt b/Documentation/arm64/silicon-errata.txt |
39 |
+index d1e2bb801e1b..6e97a3f771ef 100644 |
40 |
+--- a/Documentation/arm64/silicon-errata.txt |
41 |
++++ b/Documentation/arm64/silicon-errata.txt |
42 |
+@@ -61,6 +61,7 @@ stable kernels. |
43 |
+ | ARM | Cortex-A76 | #1188873 | ARM64_ERRATUM_1188873 | |
44 |
+ | ARM | Cortex-A76 | #1165522 | ARM64_ERRATUM_1165522 | |
45 |
+ | ARM | Cortex-A76 | #1286807 | ARM64_ERRATUM_1286807 | |
46 |
++| ARM | Cortex-A76 | #1463225 | ARM64_ERRATUM_1463225 | |
47 |
+ | ARM | MMU-500 | #841119,#826419 | N/A | |
48 |
+ | | | | | |
49 |
+ | Cavium | ThunderX ITS | #22375, #24313 | CAVIUM_ERRATUM_22375 | |
50 |
+diff --git a/Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt b/Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt |
51 |
+index 5d181fc3cc18..4a78ba8b85bc 100644 |
52 |
+--- a/Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt |
53 |
++++ b/Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt |
54 |
+@@ -59,7 +59,8 @@ Required properties: |
55 |
+ one for each entry in reset-names. |
56 |
+ - reset-names: "phy" for reset of phy block, |
57 |
+ "common" for phy common block reset, |
58 |
+- "cfg" for phy's ahb cfg block reset. |
59 |
++ "cfg" for phy's ahb cfg block reset, |
60 |
++ "ufsphy" for the PHY reset in the UFS controller. |
61 |
+ |
62 |
+ For "qcom,ipq8074-qmp-pcie-phy" must contain: |
63 |
+ "phy", "common". |
64 |
+@@ -74,7 +75,8 @@ Required properties: |
65 |
+ "phy", "common". |
66 |
+ For "qcom,sdm845-qmp-usb3-uni-phy" must contain: |
67 |
+ "phy", "common". |
68 |
+- For "qcom,sdm845-qmp-ufs-phy": no resets are listed. |
69 |
++ For "qcom,sdm845-qmp-ufs-phy": must contain: |
70 |
++ "ufsphy". |
71 |
+ |
72 |
+ - vdda-phy-supply: Phandle to a regulator supply to PHY core block. |
73 |
+ - vdda-pll-supply: Phandle to 1.8V regulator supply to PHY refclk pll block. |
74 |
+diff --git a/Makefile b/Makefile |
75 |
+index 24a16a544ffd..d8bdd2bb55dc 100644 |
76 |
+--- a/Makefile |
77 |
++++ b/Makefile |
78 |
+@@ -1,7 +1,7 @@ |
79 |
+ # SPDX-License-Identifier: GPL-2.0 |
80 |
+ VERSION = 5 |
81 |
+ PATCHLEVEL = 1 |
82 |
+-SUBLEVEL = 5 |
83 |
++SUBLEVEL = 6 |
84 |
+ EXTRAVERSION = |
85 |
+ NAME = Shy Crocodile |
86 |
+ |
87 |
+diff --git a/arch/arm/include/asm/cp15.h b/arch/arm/include/asm/cp15.h |
88 |
+index 07e27f212dc7..d2453e2d3f1f 100644 |
89 |
+--- a/arch/arm/include/asm/cp15.h |
90 |
++++ b/arch/arm/include/asm/cp15.h |
91 |
+@@ -68,6 +68,8 @@ |
92 |
+ #define BPIALL __ACCESS_CP15(c7, 0, c5, 6) |
93 |
+ #define ICIALLU __ACCESS_CP15(c7, 0, c5, 0) |
94 |
+ |
95 |
++#define CNTVCT __ACCESS_CP15_64(1, c14) |
96 |
++ |
97 |
+ extern unsigned long cr_alignment; /* defined in entry-armv.S */ |
98 |
+ |
99 |
+ static inline unsigned long get_cr(void) |
100 |
+diff --git a/arch/arm/vdso/vgettimeofday.c b/arch/arm/vdso/vgettimeofday.c |
101 |
+index a9dd619c6c29..7bdbf5d5c47d 100644 |
102 |
+--- a/arch/arm/vdso/vgettimeofday.c |
103 |
++++ b/arch/arm/vdso/vgettimeofday.c |
104 |
+@@ -18,9 +18,9 @@ |
105 |
+ #include <linux/compiler.h> |
106 |
+ #include <linux/hrtimer.h> |
107 |
+ #include <linux/time.h> |
108 |
+-#include <asm/arch_timer.h> |
109 |
+ #include <asm/barrier.h> |
110 |
+ #include <asm/bug.h> |
111 |
++#include <asm/cp15.h> |
112 |
+ #include <asm/page.h> |
113 |
+ #include <asm/unistd.h> |
114 |
+ #include <asm/vdso_datapage.h> |
115 |
+@@ -123,7 +123,8 @@ static notrace u64 get_ns(struct vdso_data *vdata) |
116 |
+ u64 cycle_now; |
117 |
+ u64 nsec; |
118 |
+ |
119 |
+- cycle_now = arch_counter_get_cntvct(); |
120 |
++ isb(); |
121 |
++ cycle_now = read_sysreg(CNTVCT); |
122 |
+ |
123 |
+ cycle_delta = (cycle_now - vdata->cs_cycle_last) & vdata->cs_mask; |
124 |
+ |
125 |
+diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig |
126 |
+index 7e34b9eba5de..d218729ec852 100644 |
127 |
+--- a/arch/arm64/Kconfig |
128 |
++++ b/arch/arm64/Kconfig |
129 |
+@@ -517,6 +517,24 @@ config ARM64_ERRATUM_1286807 |
130 |
+ |
131 |
+ If unsure, say Y. |
132 |
+ |
133 |
++config ARM64_ERRATUM_1463225 |
134 |
++ bool "Cortex-A76: Software Step might prevent interrupt recognition" |
135 |
++ default y |
136 |
++ help |
137 |
++ This option adds a workaround for Arm Cortex-A76 erratum 1463225. |
138 |
++ |
139 |
++ On the affected Cortex-A76 cores (r0p0 to r3p1), software stepping |
140 |
++ of a system call instruction (SVC) can prevent recognition of |
141 |
++ subsequent interrupts when software stepping is disabled in the |
142 |
++ exception handler of the system call and either kernel debugging |
143 |
++ is enabled or VHE is in use. |
144 |
++ |
145 |
++ Work around the erratum by triggering a dummy step exception |
146 |
++ when handling a system call from a task that is being stepped |
147 |
++ in a VHE configuration of the kernel. |
148 |
++ |
149 |
++ If unsure, say Y. |
150 |
++ |
151 |
+ config CAVIUM_ERRATUM_22375 |
152 |
+ bool "Cavium erratum 22375, 24313" |
153 |
+ default y |
154 |
+@@ -1347,6 +1365,7 @@ config ARM64_MODULE_PLTS |
155 |
+ |
156 |
+ config ARM64_PSEUDO_NMI |
157 |
+ bool "Support for NMI-like interrupts" |
158 |
++ depends on BROKEN # 1556553607-46531-1-git-send-email-julien.thierry@×××.com |
159 |
+ select CONFIG_ARM_GIC_V3 |
160 |
+ help |
161 |
+ Adds support for mimicking Non-Maskable Interrupts through the use of |
162 |
+diff --git a/arch/arm64/include/asm/cpucaps.h b/arch/arm64/include/asm/cpucaps.h |
163 |
+index f6a76e43f39e..4389d5d0ca0f 100644 |
164 |
+--- a/arch/arm64/include/asm/cpucaps.h |
165 |
++++ b/arch/arm64/include/asm/cpucaps.h |
166 |
+@@ -61,7 +61,8 @@ |
167 |
+ #define ARM64_HAS_GENERIC_AUTH_ARCH 40 |
168 |
+ #define ARM64_HAS_GENERIC_AUTH_IMP_DEF 41 |
169 |
+ #define ARM64_HAS_IRQ_PRIO_MASKING 42 |
170 |
++#define ARM64_WORKAROUND_1463225 43 |
171 |
+ |
172 |
+-#define ARM64_NCAPS 43 |
173 |
++#define ARM64_NCAPS 44 |
174 |
+ |
175 |
+ #endif /* __ASM_CPUCAPS_H */ |
176 |
+diff --git a/arch/arm64/include/asm/futex.h b/arch/arm64/include/asm/futex.h |
177 |
+index 6fb2214333a2..2d78ea6932b7 100644 |
178 |
+--- a/arch/arm64/include/asm/futex.h |
179 |
++++ b/arch/arm64/include/asm/futex.h |
180 |
+@@ -58,7 +58,7 @@ do { \ |
181 |
+ static inline int |
182 |
+ arch_futex_atomic_op_inuser(int op, int oparg, int *oval, u32 __user *_uaddr) |
183 |
+ { |
184 |
+- int oldval = 0, ret, tmp; |
185 |
++ int oldval, ret, tmp; |
186 |
+ u32 __user *uaddr = __uaccess_mask_ptr(_uaddr); |
187 |
+ |
188 |
+ pagefault_disable(); |
189 |
+diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h |
190 |
+index de70c1eabf33..74ebe9693714 100644 |
191 |
+--- a/arch/arm64/include/asm/pgtable.h |
192 |
++++ b/arch/arm64/include/asm/pgtable.h |
193 |
+@@ -478,6 +478,8 @@ static inline phys_addr_t pmd_page_paddr(pmd_t pmd) |
194 |
+ return __pmd_to_phys(pmd); |
195 |
+ } |
196 |
+ |
197 |
++static inline void pte_unmap(pte_t *pte) { } |
198 |
++ |
199 |
+ /* Find an entry in the third-level page table. */ |
200 |
+ #define pte_index(addr) (((addr) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) |
201 |
+ |
202 |
+@@ -486,7 +488,6 @@ static inline phys_addr_t pmd_page_paddr(pmd_t pmd) |
203 |
+ |
204 |
+ #define pte_offset_map(dir,addr) pte_offset_kernel((dir), (addr)) |
205 |
+ #define pte_offset_map_nested(dir,addr) pte_offset_kernel((dir), (addr)) |
206 |
+-#define pte_unmap(pte) do { } while (0) |
207 |
+ #define pte_unmap_nested(pte) do { } while (0) |
208 |
+ |
209 |
+ #define pte_set_fixmap(addr) ((pte_t *)set_fixmap_offset(FIX_PTE, addr)) |
210 |
+diff --git a/arch/arm64/include/asm/vdso_datapage.h b/arch/arm64/include/asm/vdso_datapage.h |
211 |
+index 2b9a63771eda..f89263c8e11a 100644 |
212 |
+--- a/arch/arm64/include/asm/vdso_datapage.h |
213 |
++++ b/arch/arm64/include/asm/vdso_datapage.h |
214 |
+@@ -38,6 +38,7 @@ struct vdso_data { |
215 |
+ __u32 tz_minuteswest; /* Whacky timezone stuff */ |
216 |
+ __u32 tz_dsttime; |
217 |
+ __u32 use_syscall; |
218 |
++ __u32 hrtimer_res; |
219 |
+ }; |
220 |
+ |
221 |
+ #endif /* !__ASSEMBLY__ */ |
222 |
+diff --git a/arch/arm64/kernel/asm-offsets.c b/arch/arm64/kernel/asm-offsets.c |
223 |
+index 7f40dcbdd51d..e10e2a5d9ddc 100644 |
224 |
+--- a/arch/arm64/kernel/asm-offsets.c |
225 |
++++ b/arch/arm64/kernel/asm-offsets.c |
226 |
+@@ -94,7 +94,7 @@ int main(void) |
227 |
+ DEFINE(CLOCK_REALTIME, CLOCK_REALTIME); |
228 |
+ DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC); |
229 |
+ DEFINE(CLOCK_MONOTONIC_RAW, CLOCK_MONOTONIC_RAW); |
230 |
+- DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC); |
231 |
++ DEFINE(CLOCK_REALTIME_RES, offsetof(struct vdso_data, hrtimer_res)); |
232 |
+ DEFINE(CLOCK_REALTIME_COARSE, CLOCK_REALTIME_COARSE); |
233 |
+ DEFINE(CLOCK_MONOTONIC_COARSE,CLOCK_MONOTONIC_COARSE); |
234 |
+ DEFINE(CLOCK_COARSE_RES, LOW_RES_NSEC); |
235 |
+diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c |
236 |
+index 9950bb0cbd52..87019cd73f22 100644 |
237 |
+--- a/arch/arm64/kernel/cpu_errata.c |
238 |
++++ b/arch/arm64/kernel/cpu_errata.c |
239 |
+@@ -464,6 +464,22 @@ out_printmsg: |
240 |
+ } |
241 |
+ #endif /* CONFIG_ARM64_SSBD */ |
242 |
+ |
243 |
++#ifdef CONFIG_ARM64_ERRATUM_1463225 |
244 |
++DEFINE_PER_CPU(int, __in_cortex_a76_erratum_1463225_wa); |
245 |
++ |
246 |
++static bool |
247 |
++has_cortex_a76_erratum_1463225(const struct arm64_cpu_capabilities *entry, |
248 |
++ int scope) |
249 |
++{ |
250 |
++ u32 midr = read_cpuid_id(); |
251 |
++ /* Cortex-A76 r0p0 - r3p1 */ |
252 |
++ struct midr_range range = MIDR_RANGE(MIDR_CORTEX_A76, 0, 0, 3, 1); |
253 |
++ |
254 |
++ WARN_ON(scope != SCOPE_LOCAL_CPU || preemptible()); |
255 |
++ return is_midr_in_range(midr, &range) && is_kernel_in_hyp_mode(); |
256 |
++} |
257 |
++#endif |
258 |
++ |
259 |
+ static void __maybe_unused |
260 |
+ cpu_enable_cache_maint_trap(const struct arm64_cpu_capabilities *__unused) |
261 |
+ { |
262 |
+@@ -738,6 +754,14 @@ const struct arm64_cpu_capabilities arm64_errata[] = { |
263 |
+ .capability = ARM64_WORKAROUND_1165522, |
264 |
+ ERRATA_MIDR_RANGE(MIDR_CORTEX_A76, 0, 0, 2, 0), |
265 |
+ }, |
266 |
++#endif |
267 |
++#ifdef CONFIG_ARM64_ERRATUM_1463225 |
268 |
++ { |
269 |
++ .desc = "ARM erratum 1463225", |
270 |
++ .capability = ARM64_WORKAROUND_1463225, |
271 |
++ .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM, |
272 |
++ .matches = has_cortex_a76_erratum_1463225, |
273 |
++ }, |
274 |
+ #endif |
275 |
+ { |
276 |
+ } |
277 |
+diff --git a/arch/arm64/kernel/cpu_ops.c b/arch/arm64/kernel/cpu_ops.c |
278 |
+index ea001241bdd4..00f8b8612b69 100644 |
279 |
+--- a/arch/arm64/kernel/cpu_ops.c |
280 |
++++ b/arch/arm64/kernel/cpu_ops.c |
281 |
+@@ -85,6 +85,7 @@ static const char *__init cpu_read_enable_method(int cpu) |
282 |
+ pr_err("%pOF: missing enable-method property\n", |
283 |
+ dn); |
284 |
+ } |
285 |
++ of_node_put(dn); |
286 |
+ } else { |
287 |
+ enable_method = acpi_get_enable_method(cpu); |
288 |
+ if (!enable_method) { |
289 |
+diff --git a/arch/arm64/kernel/kaslr.c b/arch/arm64/kernel/kaslr.c |
290 |
+index b09b6f75f759..06941c1fe418 100644 |
291 |
+--- a/arch/arm64/kernel/kaslr.c |
292 |
++++ b/arch/arm64/kernel/kaslr.c |
293 |
+@@ -145,15 +145,15 @@ u64 __init kaslr_early_init(u64 dt_phys) |
294 |
+ |
295 |
+ if (IS_ENABLED(CONFIG_RANDOMIZE_MODULE_REGION_FULL)) { |
296 |
+ /* |
297 |
+- * Randomize the module region over a 4 GB window covering the |
298 |
++ * Randomize the module region over a 2 GB window covering the |
299 |
+ * kernel. This reduces the risk of modules leaking information |
300 |
+ * about the address of the kernel itself, but results in |
301 |
+ * branches between modules and the core kernel that are |
302 |
+ * resolved via PLTs. (Branches between modules will be |
303 |
+ * resolved normally.) |
304 |
+ */ |
305 |
+- module_range = SZ_4G - (u64)(_end - _stext); |
306 |
+- module_alloc_base = max((u64)_end + offset - SZ_4G, |
307 |
++ module_range = SZ_2G - (u64)(_end - _stext); |
308 |
++ module_alloc_base = max((u64)_end + offset - SZ_2G, |
309 |
+ (u64)MODULES_VADDR); |
310 |
+ } else { |
311 |
+ /* |
312 |
+diff --git a/arch/arm64/kernel/module.c b/arch/arm64/kernel/module.c |
313 |
+index f713e2fc4d75..1e418e69b58c 100644 |
314 |
+--- a/arch/arm64/kernel/module.c |
315 |
++++ b/arch/arm64/kernel/module.c |
316 |
+@@ -56,7 +56,7 @@ void *module_alloc(unsigned long size) |
317 |
+ * can simply omit this fallback in that case. |
318 |
+ */ |
319 |
+ p = __vmalloc_node_range(size, MODULE_ALIGN, module_alloc_base, |
320 |
+- module_alloc_base + SZ_4G, GFP_KERNEL, |
321 |
++ module_alloc_base + SZ_2G, GFP_KERNEL, |
322 |
+ PAGE_KERNEL_EXEC, 0, NUMA_NO_NODE, |
323 |
+ __builtin_return_address(0)); |
324 |
+ |
325 |
+diff --git a/arch/arm64/kernel/syscall.c b/arch/arm64/kernel/syscall.c |
326 |
+index 5610ac01c1ec..871c739f060a 100644 |
327 |
+--- a/arch/arm64/kernel/syscall.c |
328 |
++++ b/arch/arm64/kernel/syscall.c |
329 |
+@@ -8,6 +8,7 @@ |
330 |
+ #include <linux/syscalls.h> |
331 |
+ |
332 |
+ #include <asm/daifflags.h> |
333 |
++#include <asm/debug-monitors.h> |
334 |
+ #include <asm/fpsimd.h> |
335 |
+ #include <asm/syscall.h> |
336 |
+ #include <asm/thread_info.h> |
337 |
+@@ -60,6 +61,35 @@ static inline bool has_syscall_work(unsigned long flags) |
338 |
+ int syscall_trace_enter(struct pt_regs *regs); |
339 |
+ void syscall_trace_exit(struct pt_regs *regs); |
340 |
+ |
341 |
++#ifdef CONFIG_ARM64_ERRATUM_1463225 |
342 |
++DECLARE_PER_CPU(int, __in_cortex_a76_erratum_1463225_wa); |
343 |
++ |
344 |
++static void cortex_a76_erratum_1463225_svc_handler(void) |
345 |
++{ |
346 |
++ u32 reg, val; |
347 |
++ |
348 |
++ if (!unlikely(test_thread_flag(TIF_SINGLESTEP))) |
349 |
++ return; |
350 |
++ |
351 |
++ if (!unlikely(this_cpu_has_cap(ARM64_WORKAROUND_1463225))) |
352 |
++ return; |
353 |
++ |
354 |
++ __this_cpu_write(__in_cortex_a76_erratum_1463225_wa, 1); |
355 |
++ reg = read_sysreg(mdscr_el1); |
356 |
++ val = reg | DBG_MDSCR_SS | DBG_MDSCR_KDE; |
357 |
++ write_sysreg(val, mdscr_el1); |
358 |
++ asm volatile("msr daifclr, #8"); |
359 |
++ isb(); |
360 |
++ |
361 |
++ /* We will have taken a single-step exception by this point */ |
362 |
++ |
363 |
++ write_sysreg(reg, mdscr_el1); |
364 |
++ __this_cpu_write(__in_cortex_a76_erratum_1463225_wa, 0); |
365 |
++} |
366 |
++#else |
367 |
++static void cortex_a76_erratum_1463225_svc_handler(void) { } |
368 |
++#endif /* CONFIG_ARM64_ERRATUM_1463225 */ |
369 |
++ |
370 |
+ static void el0_svc_common(struct pt_regs *regs, int scno, int sc_nr, |
371 |
+ const syscall_fn_t syscall_table[]) |
372 |
+ { |
373 |
+@@ -68,6 +98,7 @@ static void el0_svc_common(struct pt_regs *regs, int scno, int sc_nr, |
374 |
+ regs->orig_x0 = regs->regs[0]; |
375 |
+ regs->syscallno = scno; |
376 |
+ |
377 |
++ cortex_a76_erratum_1463225_svc_handler(); |
378 |
+ local_daif_restore(DAIF_PROCCTX); |
379 |
+ user_exit(); |
380 |
+ |
381 |
+diff --git a/arch/arm64/kernel/vdso.c b/arch/arm64/kernel/vdso.c |
382 |
+index 2d419006ad43..ec0bb588d755 100644 |
383 |
+--- a/arch/arm64/kernel/vdso.c |
384 |
++++ b/arch/arm64/kernel/vdso.c |
385 |
+@@ -232,6 +232,9 @@ void update_vsyscall(struct timekeeper *tk) |
386 |
+ vdso_data->wtm_clock_sec = tk->wall_to_monotonic.tv_sec; |
387 |
+ vdso_data->wtm_clock_nsec = tk->wall_to_monotonic.tv_nsec; |
388 |
+ |
389 |
++ /* Read without the seqlock held by clock_getres() */ |
390 |
++ WRITE_ONCE(vdso_data->hrtimer_res, hrtimer_resolution); |
391 |
++ |
392 |
+ if (!use_syscall) { |
393 |
+ /* tkr_mono.cycle_last == tkr_raw.cycle_last */ |
394 |
+ vdso_data->cs_cycle_last = tk->tkr_mono.cycle_last; |
395 |
+diff --git a/arch/arm64/kernel/vdso/gettimeofday.S b/arch/arm64/kernel/vdso/gettimeofday.S |
396 |
+index e8f60112818f..856fee6d3512 100644 |
397 |
+--- a/arch/arm64/kernel/vdso/gettimeofday.S |
398 |
++++ b/arch/arm64/kernel/vdso/gettimeofday.S |
399 |
+@@ -308,13 +308,14 @@ ENTRY(__kernel_clock_getres) |
400 |
+ ccmp w0, #CLOCK_MONOTONIC_RAW, #0x4, ne |
401 |
+ b.ne 1f |
402 |
+ |
403 |
+- ldr x2, 5f |
404 |
++ adr vdso_data, _vdso_data |
405 |
++ ldr w2, [vdso_data, #CLOCK_REALTIME_RES] |
406 |
+ b 2f |
407 |
+ 1: |
408 |
+ cmp w0, #CLOCK_REALTIME_COARSE |
409 |
+ ccmp w0, #CLOCK_MONOTONIC_COARSE, #0x4, ne |
410 |
+ b.ne 4f |
411 |
+- ldr x2, 6f |
412 |
++ ldr x2, 5f |
413 |
+ 2: |
414 |
+ cbz x1, 3f |
415 |
+ stp xzr, x2, [x1] |
416 |
+@@ -328,8 +329,6 @@ ENTRY(__kernel_clock_getres) |
417 |
+ svc #0 |
418 |
+ ret |
419 |
+ 5: |
420 |
+- .quad CLOCK_REALTIME_RES |
421 |
+-6: |
422 |
+ .quad CLOCK_COARSE_RES |
423 |
+ .cfi_endproc |
424 |
+ ENDPROC(__kernel_clock_getres) |
425 |
+diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c |
426 |
+index 78c0a72f822c..674860e3e478 100644 |
427 |
+--- a/arch/arm64/mm/dma-mapping.c |
428 |
++++ b/arch/arm64/mm/dma-mapping.c |
429 |
+@@ -249,6 +249,11 @@ static int __iommu_mmap_attrs(struct device *dev, struct vm_area_struct *vma, |
430 |
+ if (dma_mmap_from_dev_coherent(dev, vma, cpu_addr, size, &ret)) |
431 |
+ return ret; |
432 |
+ |
433 |
++ if (!is_vmalloc_addr(cpu_addr)) { |
434 |
++ unsigned long pfn = page_to_pfn(virt_to_page(cpu_addr)); |
435 |
++ return __swiotlb_mmap_pfn(vma, pfn, size); |
436 |
++ } |
437 |
++ |
438 |
+ if (attrs & DMA_ATTR_FORCE_CONTIGUOUS) { |
439 |
+ /* |
440 |
+ * DMA_ATTR_FORCE_CONTIGUOUS allocations are always remapped, |
441 |
+@@ -272,6 +277,11 @@ static int __iommu_get_sgtable(struct device *dev, struct sg_table *sgt, |
442 |
+ unsigned int count = PAGE_ALIGN(size) >> PAGE_SHIFT; |
443 |
+ struct vm_struct *area = find_vm_area(cpu_addr); |
444 |
+ |
445 |
++ if (!is_vmalloc_addr(cpu_addr)) { |
446 |
++ struct page *page = virt_to_page(cpu_addr); |
447 |
++ return __swiotlb_get_sgtable_page(sgt, page, size); |
448 |
++ } |
449 |
++ |
450 |
+ if (attrs & DMA_ATTR_FORCE_CONTIGUOUS) { |
451 |
+ /* |
452 |
+ * DMA_ATTR_FORCE_CONTIGUOUS allocations are always remapped, |
453 |
+diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c |
454 |
+index 1a7e92ab69eb..9a6099a2c633 100644 |
455 |
+--- a/arch/arm64/mm/fault.c |
456 |
++++ b/arch/arm64/mm/fault.c |
457 |
+@@ -810,14 +810,47 @@ void __init hook_debug_fault_code(int nr, |
458 |
+ debug_fault_info[nr].name = name; |
459 |
+ } |
460 |
+ |
461 |
++#ifdef CONFIG_ARM64_ERRATUM_1463225 |
462 |
++DECLARE_PER_CPU(int, __in_cortex_a76_erratum_1463225_wa); |
463 |
++ |
464 |
++static int __exception |
465 |
++cortex_a76_erratum_1463225_debug_handler(struct pt_regs *regs) |
466 |
++{ |
467 |
++ if (user_mode(regs)) |
468 |
++ return 0; |
469 |
++ |
470 |
++ if (!__this_cpu_read(__in_cortex_a76_erratum_1463225_wa)) |
471 |
++ return 0; |
472 |
++ |
473 |
++ /* |
474 |
++ * We've taken a dummy step exception from the kernel to ensure |
475 |
++ * that interrupts are re-enabled on the syscall path. Return back |
476 |
++ * to cortex_a76_erratum_1463225_svc_handler() with debug exceptions |
477 |
++ * masked so that we can safely restore the mdscr and get on with |
478 |
++ * handling the syscall. |
479 |
++ */ |
480 |
++ regs->pstate |= PSR_D_BIT; |
481 |
++ return 1; |
482 |
++} |
483 |
++#else |
484 |
++static int __exception |
485 |
++cortex_a76_erratum_1463225_debug_handler(struct pt_regs *regs) |
486 |
++{ |
487 |
++ return 0; |
488 |
++} |
489 |
++#endif /* CONFIG_ARM64_ERRATUM_1463225 */ |
490 |
++ |
491 |
+ asmlinkage int __exception do_debug_exception(unsigned long addr_if_watchpoint, |
492 |
+- unsigned int esr, |
493 |
+- struct pt_regs *regs) |
494 |
++ unsigned int esr, |
495 |
++ struct pt_regs *regs) |
496 |
+ { |
497 |
+ const struct fault_info *inf = esr_to_debug_fault_info(esr); |
498 |
+ unsigned long pc = instruction_pointer(regs); |
499 |
+ int rv; |
500 |
+ |
501 |
++ if (cortex_a76_erratum_1463225_debug_handler(regs)) |
502 |
++ return 0; |
503 |
++ |
504 |
+ /* |
505 |
+ * Tell lockdep we disabled irqs in entry.S. Do nothing if they were |
506 |
+ * already disabled to preserve the last enabled/disabled addresses. |
507 |
+diff --git a/arch/powerpc/boot/addnote.c b/arch/powerpc/boot/addnote.c |
508 |
+index 9d9f6f334d3c..3da3e2b1b51b 100644 |
509 |
+--- a/arch/powerpc/boot/addnote.c |
510 |
++++ b/arch/powerpc/boot/addnote.c |
511 |
+@@ -223,7 +223,11 @@ main(int ac, char **av) |
512 |
+ PUT_16(E_PHNUM, np + 2); |
513 |
+ |
514 |
+ /* write back */ |
515 |
+- lseek(fd, (long) 0, SEEK_SET); |
516 |
++ i = lseek(fd, (long) 0, SEEK_SET); |
517 |
++ if (i < 0) { |
518 |
++ perror("lseek"); |
519 |
++ exit(1); |
520 |
++ } |
521 |
+ i = write(fd, buf, n); |
522 |
+ if (i < 0) { |
523 |
+ perror("write"); |
524 |
+diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S |
525 |
+index 3fad8d499767..5321a11c2835 100644 |
526 |
+--- a/arch/powerpc/kernel/head_64.S |
527 |
++++ b/arch/powerpc/kernel/head_64.S |
528 |
+@@ -968,7 +968,9 @@ start_here_multiplatform: |
529 |
+ |
530 |
+ /* Restore parameters passed from prom_init/kexec */ |
531 |
+ mr r3,r31 |
532 |
+- bl early_setup /* also sets r13 and SPRG_PACA */ |
533 |
++ LOAD_REG_ADDR(r12, DOTSYM(early_setup)) |
534 |
++ mtctr r12 |
535 |
++ bctrl /* also sets r13 and SPRG_PACA */ |
536 |
+ |
537 |
+ LOAD_REG_ADDR(r3, start_here_common) |
538 |
+ ld r4,PACAKMSR(r13) |
539 |
+diff --git a/arch/powerpc/kernel/watchdog.c b/arch/powerpc/kernel/watchdog.c |
540 |
+index 3c6ab22a0c4e..af3c15a1d41e 100644 |
541 |
+--- a/arch/powerpc/kernel/watchdog.c |
542 |
++++ b/arch/powerpc/kernel/watchdog.c |
543 |
+@@ -77,7 +77,7 @@ static u64 wd_smp_panic_timeout_tb __read_mostly; /* panic other CPUs */ |
544 |
+ |
545 |
+ static u64 wd_timer_period_ms __read_mostly; /* interval between heartbeat */ |
546 |
+ |
547 |
+-static DEFINE_PER_CPU(struct timer_list, wd_timer); |
548 |
++static DEFINE_PER_CPU(struct hrtimer, wd_hrtimer); |
549 |
+ static DEFINE_PER_CPU(u64, wd_timer_tb); |
550 |
+ |
551 |
+ /* SMP checker bits */ |
552 |
+@@ -293,21 +293,21 @@ out: |
553 |
+ nmi_exit(); |
554 |
+ } |
555 |
+ |
556 |
+-static void wd_timer_reset(unsigned int cpu, struct timer_list *t) |
557 |
+-{ |
558 |
+- t->expires = jiffies + msecs_to_jiffies(wd_timer_period_ms); |
559 |
+- if (wd_timer_period_ms > 1000) |
560 |
+- t->expires = __round_jiffies_up(t->expires, cpu); |
561 |
+- add_timer_on(t, cpu); |
562 |
+-} |
563 |
+- |
564 |
+-static void wd_timer_fn(struct timer_list *t) |
565 |
++static enum hrtimer_restart watchdog_timer_fn(struct hrtimer *hrtimer) |
566 |
+ { |
567 |
+ int cpu = smp_processor_id(); |
568 |
+ |
569 |
++ if (!(watchdog_enabled & NMI_WATCHDOG_ENABLED)) |
570 |
++ return HRTIMER_NORESTART; |
571 |
++ |
572 |
++ if (!cpumask_test_cpu(cpu, &watchdog_cpumask)) |
573 |
++ return HRTIMER_NORESTART; |
574 |
++ |
575 |
+ watchdog_timer_interrupt(cpu); |
576 |
+ |
577 |
+- wd_timer_reset(cpu, t); |
578 |
++ hrtimer_forward_now(hrtimer, ms_to_ktime(wd_timer_period_ms)); |
579 |
++ |
580 |
++ return HRTIMER_RESTART; |
581 |
+ } |
582 |
+ |
583 |
+ void arch_touch_nmi_watchdog(void) |
584 |
+@@ -323,37 +323,22 @@ void arch_touch_nmi_watchdog(void) |
585 |
+ } |
586 |
+ EXPORT_SYMBOL(arch_touch_nmi_watchdog); |
587 |
+ |
588 |
+-static void start_watchdog_timer_on(unsigned int cpu) |
589 |
+-{ |
590 |
+- struct timer_list *t = per_cpu_ptr(&wd_timer, cpu); |
591 |
+- |
592 |
+- per_cpu(wd_timer_tb, cpu) = get_tb(); |
593 |
+- |
594 |
+- timer_setup(t, wd_timer_fn, TIMER_PINNED); |
595 |
+- wd_timer_reset(cpu, t); |
596 |
+-} |
597 |
+- |
598 |
+-static void stop_watchdog_timer_on(unsigned int cpu) |
599 |
+-{ |
600 |
+- struct timer_list *t = per_cpu_ptr(&wd_timer, cpu); |
601 |
+- |
602 |
+- del_timer_sync(t); |
603 |
+-} |
604 |
+- |
605 |
+-static int start_wd_on_cpu(unsigned int cpu) |
606 |
++static void start_watchdog(void *arg) |
607 |
+ { |
608 |
++ struct hrtimer *hrtimer = this_cpu_ptr(&wd_hrtimer); |
609 |
++ int cpu = smp_processor_id(); |
610 |
+ unsigned long flags; |
611 |
+ |
612 |
+ if (cpumask_test_cpu(cpu, &wd_cpus_enabled)) { |
613 |
+ WARN_ON(1); |
614 |
+- return 0; |
615 |
++ return; |
616 |
+ } |
617 |
+ |
618 |
+ if (!(watchdog_enabled & NMI_WATCHDOG_ENABLED)) |
619 |
+- return 0; |
620 |
++ return; |
621 |
+ |
622 |
+ if (!cpumask_test_cpu(cpu, &watchdog_cpumask)) |
623 |
+- return 0; |
624 |
++ return; |
625 |
+ |
626 |
+ wd_smp_lock(&flags); |
627 |
+ cpumask_set_cpu(cpu, &wd_cpus_enabled); |
628 |
+@@ -363,27 +348,40 @@ static int start_wd_on_cpu(unsigned int cpu) |
629 |
+ } |
630 |
+ wd_smp_unlock(&flags); |
631 |
+ |
632 |
+- start_watchdog_timer_on(cpu); |
633 |
++ *this_cpu_ptr(&wd_timer_tb) = get_tb(); |
634 |
+ |
635 |
+- return 0; |
636 |
++ hrtimer_init(hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); |
637 |
++ hrtimer->function = watchdog_timer_fn; |
638 |
++ hrtimer_start(hrtimer, ms_to_ktime(wd_timer_period_ms), |
639 |
++ HRTIMER_MODE_REL_PINNED); |
640 |
+ } |
641 |
+ |
642 |
+-static int stop_wd_on_cpu(unsigned int cpu) |
643 |
++static int start_watchdog_on_cpu(unsigned int cpu) |
644 |
+ { |
645 |
++ return smp_call_function_single(cpu, start_watchdog, NULL, true); |
646 |
++} |
647 |
++ |
648 |
++static void stop_watchdog(void *arg) |
649 |
++{ |
650 |
++ struct hrtimer *hrtimer = this_cpu_ptr(&wd_hrtimer); |
651 |
++ int cpu = smp_processor_id(); |
652 |
+ unsigned long flags; |
653 |
+ |
654 |
+ if (!cpumask_test_cpu(cpu, &wd_cpus_enabled)) |
655 |
+- return 0; /* Can happen in CPU unplug case */ |
656 |
++ return; /* Can happen in CPU unplug case */ |
657 |
+ |
658 |
+- stop_watchdog_timer_on(cpu); |
659 |
++ hrtimer_cancel(hrtimer); |
660 |
+ |
661 |
+ wd_smp_lock(&flags); |
662 |
+ cpumask_clear_cpu(cpu, &wd_cpus_enabled); |
663 |
+ wd_smp_unlock(&flags); |
664 |
+ |
665 |
+ wd_smp_clear_cpu_pending(cpu, get_tb()); |
666 |
++} |
667 |
+ |
668 |
+- return 0; |
669 |
++static int stop_watchdog_on_cpu(unsigned int cpu) |
670 |
++{ |
671 |
++ return smp_call_function_single(cpu, stop_watchdog, NULL, true); |
672 |
+ } |
673 |
+ |
674 |
+ static void watchdog_calc_timeouts(void) |
675 |
+@@ -402,7 +400,7 @@ void watchdog_nmi_stop(void) |
676 |
+ int cpu; |
677 |
+ |
678 |
+ for_each_cpu(cpu, &wd_cpus_enabled) |
679 |
+- stop_wd_on_cpu(cpu); |
680 |
++ stop_watchdog_on_cpu(cpu); |
681 |
+ } |
682 |
+ |
683 |
+ void watchdog_nmi_start(void) |
684 |
+@@ -411,7 +409,7 @@ void watchdog_nmi_start(void) |
685 |
+ |
686 |
+ watchdog_calc_timeouts(); |
687 |
+ for_each_cpu_and(cpu, cpu_online_mask, &watchdog_cpumask) |
688 |
+- start_wd_on_cpu(cpu); |
689 |
++ start_watchdog_on_cpu(cpu); |
690 |
+ } |
691 |
+ |
692 |
+ /* |
693 |
+@@ -423,7 +421,8 @@ int __init watchdog_nmi_probe(void) |
694 |
+ |
695 |
+ err = cpuhp_setup_state_nocalls(CPUHP_AP_ONLINE_DYN, |
696 |
+ "powerpc/watchdog:online", |
697 |
+- start_wd_on_cpu, stop_wd_on_cpu); |
698 |
++ start_watchdog_on_cpu, |
699 |
++ stop_watchdog_on_cpu); |
700 |
+ if (err < 0) { |
701 |
+ pr_warn("could not be initialized"); |
702 |
+ return err; |
703 |
+diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c |
704 |
+index f976676004ad..48c9a97eb2c3 100644 |
705 |
+--- a/arch/powerpc/mm/numa.c |
706 |
++++ b/arch/powerpc/mm/numa.c |
707 |
+@@ -1498,6 +1498,9 @@ int start_topology_update(void) |
708 |
+ { |
709 |
+ int rc = 0; |
710 |
+ |
711 |
++ if (!topology_updates_enabled) |
712 |
++ return 0; |
713 |
++ |
714 |
+ if (firmware_has_feature(FW_FEATURE_PRRN)) { |
715 |
+ if (!prrn_enabled) { |
716 |
+ prrn_enabled = 1; |
717 |
+@@ -1531,6 +1534,9 @@ int stop_topology_update(void) |
718 |
+ { |
719 |
+ int rc = 0; |
720 |
+ |
721 |
++ if (!topology_updates_enabled) |
722 |
++ return 0; |
723 |
++ |
724 |
+ if (prrn_enabled) { |
725 |
+ prrn_enabled = 0; |
726 |
+ #ifdef CONFIG_SMP |
727 |
+@@ -1588,11 +1594,13 @@ static ssize_t topology_write(struct file *file, const char __user *buf, |
728 |
+ |
729 |
+ kbuf[read_len] = '\0'; |
730 |
+ |
731 |
+- if (!strncmp(kbuf, "on", 2)) |
732 |
++ if (!strncmp(kbuf, "on", 2)) { |
733 |
++ topology_updates_enabled = true; |
734 |
+ start_topology_update(); |
735 |
+- else if (!strncmp(kbuf, "off", 3)) |
736 |
++ } else if (!strncmp(kbuf, "off", 3)) { |
737 |
+ stop_topology_update(); |
738 |
+- else |
739 |
++ topology_updates_enabled = false; |
740 |
++ } else |
741 |
+ return -EINVAL; |
742 |
+ |
743 |
+ return count; |
744 |
+@@ -1607,9 +1615,7 @@ static const struct file_operations topology_ops = { |
745 |
+ |
746 |
+ static int topology_update_init(void) |
747 |
+ { |
748 |
+- /* Do not poll for changes if disabled at boot */ |
749 |
+- if (topology_updates_enabled) |
750 |
+- start_topology_update(); |
751 |
++ start_topology_update(); |
752 |
+ |
753 |
+ if (vphn_enabled) |
754 |
+ topology_schedule_update(); |
755 |
+diff --git a/arch/powerpc/perf/imc-pmu.c b/arch/powerpc/perf/imc-pmu.c |
756 |
+index b1c37cc3fa98..2d12f0037e3a 100644 |
757 |
+--- a/arch/powerpc/perf/imc-pmu.c |
758 |
++++ b/arch/powerpc/perf/imc-pmu.c |
759 |
+@@ -487,6 +487,11 @@ static int nest_imc_event_init(struct perf_event *event) |
760 |
+ * Get the base memory addresss for this cpu. |
761 |
+ */ |
762 |
+ chip_id = cpu_to_chip_id(event->cpu); |
763 |
++ |
764 |
++ /* Return, if chip_id is not valid */ |
765 |
++ if (chip_id < 0) |
766 |
++ return -ENODEV; |
767 |
++ |
768 |
+ pcni = pmu->mem_info; |
769 |
+ do { |
770 |
+ if (pcni->id == chip_id) { |
771 |
+@@ -494,7 +499,7 @@ static int nest_imc_event_init(struct perf_event *event) |
772 |
+ break; |
773 |
+ } |
774 |
+ pcni++; |
775 |
+- } while (pcni); |
776 |
++ } while (pcni->vbase != 0); |
777 |
+ |
778 |
+ if (!flag) |
779 |
+ return -ENODEV; |
780 |
+diff --git a/arch/powerpc/platforms/powernv/opal-imc.c b/arch/powerpc/platforms/powernv/opal-imc.c |
781 |
+index 58a07948c76e..3d27f02695e4 100644 |
782 |
+--- a/arch/powerpc/platforms/powernv/opal-imc.c |
783 |
++++ b/arch/powerpc/platforms/powernv/opal-imc.c |
784 |
+@@ -127,7 +127,7 @@ static int imc_get_mem_addr_nest(struct device_node *node, |
785 |
+ nr_chips)) |
786 |
+ goto error; |
787 |
+ |
788 |
+- pmu_ptr->mem_info = kcalloc(nr_chips, sizeof(*pmu_ptr->mem_info), |
789 |
++ pmu_ptr->mem_info = kcalloc(nr_chips + 1, sizeof(*pmu_ptr->mem_info), |
790 |
+ GFP_KERNEL); |
791 |
+ if (!pmu_ptr->mem_info) |
792 |
+ goto error; |
793 |
+diff --git a/arch/s390/kernel/kexec_elf.c b/arch/s390/kernel/kexec_elf.c |
794 |
+index 5a286b012043..602e7cc26d11 100644 |
795 |
+--- a/arch/s390/kernel/kexec_elf.c |
796 |
++++ b/arch/s390/kernel/kexec_elf.c |
797 |
+@@ -19,10 +19,15 @@ static int kexec_file_add_elf_kernel(struct kimage *image, |
798 |
+ struct kexec_buf buf; |
799 |
+ const Elf_Ehdr *ehdr; |
800 |
+ const Elf_Phdr *phdr; |
801 |
++ Elf_Addr entry; |
802 |
+ int i, ret; |
803 |
+ |
804 |
+ ehdr = (Elf_Ehdr *)kernel; |
805 |
+ buf.image = image; |
806 |
++ if (image->type == KEXEC_TYPE_CRASH) |
807 |
++ entry = STARTUP_KDUMP_OFFSET; |
808 |
++ else |
809 |
++ entry = ehdr->e_entry; |
810 |
+ |
811 |
+ phdr = (void *)ehdr + ehdr->e_phoff; |
812 |
+ for (i = 0; i < ehdr->e_phnum; i++, phdr++) { |
813 |
+@@ -35,7 +40,7 @@ static int kexec_file_add_elf_kernel(struct kimage *image, |
814 |
+ buf.mem = ALIGN(phdr->p_paddr, phdr->p_align); |
815 |
+ buf.memsz = phdr->p_memsz; |
816 |
+ |
817 |
+- if (phdr->p_paddr == 0) { |
818 |
++ if (entry - phdr->p_paddr < phdr->p_memsz) { |
819 |
+ data->kernel_buf = buf.buffer; |
820 |
+ data->memsz += STARTUP_NORMAL_OFFSET; |
821 |
+ |
822 |
+diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c |
823 |
+index 8485d6dc2754..9ebd01219812 100644 |
824 |
+--- a/arch/s390/mm/pgtable.c |
825 |
++++ b/arch/s390/mm/pgtable.c |
826 |
+@@ -410,6 +410,7 @@ static inline pmd_t pmdp_flush_lazy(struct mm_struct *mm, |
827 |
+ return old; |
828 |
+ } |
829 |
+ |
830 |
++#ifdef CONFIG_PGSTE |
831 |
+ static pmd_t *pmd_alloc_map(struct mm_struct *mm, unsigned long addr) |
832 |
+ { |
833 |
+ pgd_t *pgd; |
834 |
+@@ -427,6 +428,7 @@ static pmd_t *pmd_alloc_map(struct mm_struct *mm, unsigned long addr) |
835 |
+ pmd = pmd_alloc(mm, pud, addr); |
836 |
+ return pmd; |
837 |
+ } |
838 |
++#endif |
839 |
+ |
840 |
+ pmd_t pmdp_xchg_direct(struct mm_struct *mm, unsigned long addr, |
841 |
+ pmd_t *pmdp, pmd_t new) |
842 |
+diff --git a/arch/sh/include/cpu-sh4/cpu/sh7786.h b/arch/sh/include/cpu-sh4/cpu/sh7786.h |
843 |
+index 8f9bfbf3cdb1..d6cce65b4871 100644 |
844 |
+--- a/arch/sh/include/cpu-sh4/cpu/sh7786.h |
845 |
++++ b/arch/sh/include/cpu-sh4/cpu/sh7786.h |
846 |
+@@ -132,7 +132,7 @@ enum { |
847 |
+ |
848 |
+ static inline u32 sh7786_mm_sel(void) |
849 |
+ { |
850 |
+- return __raw_readl(0xFC400020) & 0x7; |
851 |
++ return __raw_readl((const volatile void __iomem *)0xFC400020) & 0x7; |
852 |
+ } |
853 |
+ |
854 |
+ #endif /* __CPU_SH7786_H__ */ |
855 |
+diff --git a/arch/x86/Makefile b/arch/x86/Makefile |
856 |
+index a587805c6687..56e748a7679f 100644 |
857 |
+--- a/arch/x86/Makefile |
858 |
++++ b/arch/x86/Makefile |
859 |
+@@ -47,7 +47,7 @@ export REALMODE_CFLAGS |
860 |
+ export BITS |
861 |
+ |
862 |
+ ifdef CONFIG_X86_NEED_RELOCS |
863 |
+- LDFLAGS_vmlinux := --emit-relocs |
864 |
++ LDFLAGS_vmlinux := --emit-relocs --discard-none |
865 |
+ endif |
866 |
+ |
867 |
+ # |
868 |
+diff --git a/arch/x86/events/intel/cstate.c b/arch/x86/events/intel/cstate.c |
869 |
+index d41de9af7a39..6072f92cb8ea 100644 |
870 |
+--- a/arch/x86/events/intel/cstate.c |
871 |
++++ b/arch/x86/events/intel/cstate.c |
872 |
+@@ -578,6 +578,8 @@ static const struct x86_cpu_id intel_cstates_match[] __initconst = { |
873 |
+ X86_CSTATES_MODEL(INTEL_FAM6_ATOM_GOLDMONT_X, glm_cstates), |
874 |
+ |
875 |
+ X86_CSTATES_MODEL(INTEL_FAM6_ATOM_GOLDMONT_PLUS, glm_cstates), |
876 |
++ |
877 |
++ X86_CSTATES_MODEL(INTEL_FAM6_ICELAKE_MOBILE, snb_cstates), |
878 |
+ { }, |
879 |
+ }; |
880 |
+ MODULE_DEVICE_TABLE(x86cpu, intel_cstates_match); |
881 |
+diff --git a/arch/x86/events/intel/rapl.c b/arch/x86/events/intel/rapl.c |
882 |
+index 94dc564146ca..37ebf6fc5415 100644 |
883 |
+--- a/arch/x86/events/intel/rapl.c |
884 |
++++ b/arch/x86/events/intel/rapl.c |
885 |
+@@ -775,6 +775,8 @@ static const struct x86_cpu_id rapl_cpu_match[] __initconst = { |
886 |
+ X86_RAPL_MODEL_MATCH(INTEL_FAM6_ATOM_GOLDMONT_X, hsw_rapl_init), |
887 |
+ |
888 |
+ X86_RAPL_MODEL_MATCH(INTEL_FAM6_ATOM_GOLDMONT_PLUS, hsw_rapl_init), |
889 |
++ |
890 |
++ X86_RAPL_MODEL_MATCH(INTEL_FAM6_ICELAKE_MOBILE, skl_rapl_init), |
891 |
+ {}, |
892 |
+ }; |
893 |
+ |
894 |
+diff --git a/arch/x86/events/msr.c b/arch/x86/events/msr.c |
895 |
+index a878e6286e4a..f3f4c2263501 100644 |
896 |
+--- a/arch/x86/events/msr.c |
897 |
++++ b/arch/x86/events/msr.c |
898 |
+@@ -89,6 +89,7 @@ static bool test_intel(int idx) |
899 |
+ case INTEL_FAM6_SKYLAKE_X: |
900 |
+ case INTEL_FAM6_KABYLAKE_MOBILE: |
901 |
+ case INTEL_FAM6_KABYLAKE_DESKTOP: |
902 |
++ case INTEL_FAM6_ICELAKE_MOBILE: |
903 |
+ if (idx == PERF_MSR_SMI || idx == PERF_MSR_PPERF) |
904 |
+ return true; |
905 |
+ break; |
906 |
+diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c |
907 |
+index 321fe5f5d0e9..4d5fcd47ab75 100644 |
908 |
+--- a/arch/x86/ia32/ia32_signal.c |
909 |
++++ b/arch/x86/ia32/ia32_signal.c |
910 |
+@@ -61,9 +61,8 @@ |
911 |
+ } while (0) |
912 |
+ |
913 |
+ #define RELOAD_SEG(seg) { \ |
914 |
+- unsigned int pre = GET_SEG(seg); \ |
915 |
++ unsigned int pre = (seg) | 3; \ |
916 |
+ unsigned int cur = get_user_seg(seg); \ |
917 |
+- pre |= 3; \ |
918 |
+ if (pre != cur) \ |
919 |
+ set_user_seg(seg, pre); \ |
920 |
+ } |
921 |
+@@ -72,6 +71,7 @@ static int ia32_restore_sigcontext(struct pt_regs *regs, |
922 |
+ struct sigcontext_32 __user *sc) |
923 |
+ { |
924 |
+ unsigned int tmpflags, err = 0; |
925 |
++ u16 gs, fs, es, ds; |
926 |
+ void __user *buf; |
927 |
+ u32 tmp; |
928 |
+ |
929 |
+@@ -79,16 +79,10 @@ static int ia32_restore_sigcontext(struct pt_regs *regs, |
930 |
+ current->restart_block.fn = do_no_restart_syscall; |
931 |
+ |
932 |
+ get_user_try { |
933 |
+- /* |
934 |
+- * Reload fs and gs if they have changed in the signal |
935 |
+- * handler. This does not handle long fs/gs base changes in |
936 |
+- * the handler, but does not clobber them at least in the |
937 |
+- * normal case. |
938 |
+- */ |
939 |
+- RELOAD_SEG(gs); |
940 |
+- RELOAD_SEG(fs); |
941 |
+- RELOAD_SEG(ds); |
942 |
+- RELOAD_SEG(es); |
943 |
++ gs = GET_SEG(gs); |
944 |
++ fs = GET_SEG(fs); |
945 |
++ ds = GET_SEG(ds); |
946 |
++ es = GET_SEG(es); |
947 |
+ |
948 |
+ COPY(di); COPY(si); COPY(bp); COPY(sp); COPY(bx); |
949 |
+ COPY(dx); COPY(cx); COPY(ip); COPY(ax); |
950 |
+@@ -106,6 +100,17 @@ static int ia32_restore_sigcontext(struct pt_regs *regs, |
951 |
+ buf = compat_ptr(tmp); |
952 |
+ } get_user_catch(err); |
953 |
+ |
954 |
++ /* |
955 |
++ * Reload fs and gs if they have changed in the signal |
956 |
++ * handler. This does not handle long fs/gs base changes in |
957 |
++ * the handler, but does not clobber them at least in the |
958 |
++ * normal case. |
959 |
++ */ |
960 |
++ RELOAD_SEG(gs); |
961 |
++ RELOAD_SEG(fs); |
962 |
++ RELOAD_SEG(ds); |
963 |
++ RELOAD_SEG(es); |
964 |
++ |
965 |
+ err |= fpu__restore_sig(buf, 1); |
966 |
+ |
967 |
+ force_iret(); |
968 |
+diff --git a/arch/x86/include/asm/text-patching.h b/arch/x86/include/asm/text-patching.h |
969 |
+index 05861cc08787..0bbb07eaed6b 100644 |
970 |
+--- a/arch/x86/include/asm/text-patching.h |
971 |
++++ b/arch/x86/include/asm/text-patching.h |
972 |
+@@ -39,6 +39,7 @@ extern int poke_int3_handler(struct pt_regs *regs); |
973 |
+ extern void *text_poke_bp(void *addr, const void *opcode, size_t len, void *handler); |
974 |
+ extern int after_bootmem; |
975 |
+ |
976 |
++#ifndef CONFIG_UML_X86 |
977 |
+ static inline void int3_emulate_jmp(struct pt_regs *regs, unsigned long ip) |
978 |
+ { |
979 |
+ regs->ip = ip; |
980 |
+@@ -65,6 +66,7 @@ static inline void int3_emulate_call(struct pt_regs *regs, unsigned long func) |
981 |
+ int3_emulate_push(regs, regs->ip - INT3_INSN_SIZE + CALL_INSN_SIZE); |
982 |
+ int3_emulate_jmp(regs, func); |
983 |
+ } |
984 |
+-#endif |
985 |
++#endif /* CONFIG_X86_64 */ |
986 |
++#endif /* !CONFIG_UML_X86 */ |
987 |
+ |
988 |
+ #endif /* _ASM_X86_TEXT_PATCHING_H */ |
989 |
+diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h |
990 |
+index 1954dd5552a2..3822cc8ac9d6 100644 |
991 |
+--- a/arch/x86/include/asm/uaccess.h |
992 |
++++ b/arch/x86/include/asm/uaccess.h |
993 |
+@@ -427,10 +427,11 @@ do { \ |
994 |
+ ({ \ |
995 |
+ __label__ __pu_label; \ |
996 |
+ int __pu_err = -EFAULT; \ |
997 |
+- __typeof__(*(ptr)) __pu_val; \ |
998 |
+- __pu_val = x; \ |
999 |
++ __typeof__(*(ptr)) __pu_val = (x); \ |
1000 |
++ __typeof__(ptr) __pu_ptr = (ptr); \ |
1001 |
++ __typeof__(size) __pu_size = (size); \ |
1002 |
+ __uaccess_begin(); \ |
1003 |
+- __put_user_size(__pu_val, (ptr), (size), __pu_label); \ |
1004 |
++ __put_user_size(__pu_val, __pu_ptr, __pu_size, __pu_label); \ |
1005 |
+ __pu_err = 0; \ |
1006 |
+ __pu_label: \ |
1007 |
+ __uaccess_end(); \ |
1008 |
+diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c |
1009 |
+index 9a79c7808f9c..d7df79fc448c 100644 |
1010 |
+--- a/arch/x86/kernel/alternative.c |
1011 |
++++ b/arch/x86/kernel/alternative.c |
1012 |
+@@ -667,15 +667,29 @@ void __init alternative_instructions(void) |
1013 |
+ * handlers seeing an inconsistent instruction while you patch. |
1014 |
+ */ |
1015 |
+ void *__init_or_module text_poke_early(void *addr, const void *opcode, |
1016 |
+- size_t len) |
1017 |
++ size_t len) |
1018 |
+ { |
1019 |
+ unsigned long flags; |
1020 |
+- local_irq_save(flags); |
1021 |
+- memcpy(addr, opcode, len); |
1022 |
+- local_irq_restore(flags); |
1023 |
+- sync_core(); |
1024 |
+- /* Could also do a CLFLUSH here to speed up CPU recovery; but |
1025 |
+- that causes hangs on some VIA CPUs. */ |
1026 |
++ |
1027 |
++ if (boot_cpu_has(X86_FEATURE_NX) && |
1028 |
++ is_module_text_address((unsigned long)addr)) { |
1029 |
++ /* |
1030 |
++ * Modules text is marked initially as non-executable, so the |
1031 |
++ * code cannot be running and speculative code-fetches are |
1032 |
++ * prevented. Just change the code. |
1033 |
++ */ |
1034 |
++ memcpy(addr, opcode, len); |
1035 |
++ } else { |
1036 |
++ local_irq_save(flags); |
1037 |
++ memcpy(addr, opcode, len); |
1038 |
++ local_irq_restore(flags); |
1039 |
++ sync_core(); |
1040 |
++ |
1041 |
++ /* |
1042 |
++ * Could also do a CLFLUSH here to speed up CPU recovery; but |
1043 |
++ * that causes hangs on some VIA CPUs. |
1044 |
++ */ |
1045 |
++ } |
1046 |
+ return addr; |
1047 |
+ } |
1048 |
+ |
1049 |
+diff --git a/arch/x86/kernel/cpu/hygon.c b/arch/x86/kernel/cpu/hygon.c |
1050 |
+index cf25405444ab..415621ddb8a2 100644 |
1051 |
+--- a/arch/x86/kernel/cpu/hygon.c |
1052 |
++++ b/arch/x86/kernel/cpu/hygon.c |
1053 |
+@@ -19,6 +19,8 @@ |
1054 |
+ |
1055 |
+ #include "cpu.h" |
1056 |
+ |
1057 |
++#define APICID_SOCKET_ID_BIT 6 |
1058 |
++ |
1059 |
+ /* |
1060 |
+ * nodes_per_socket: Stores the number of nodes per socket. |
1061 |
+ * Refer to CPUID Fn8000_001E_ECX Node Identifiers[10:8] |
1062 |
+@@ -87,6 +89,9 @@ static void hygon_get_topology(struct cpuinfo_x86 *c) |
1063 |
+ if (!err) |
1064 |
+ c->x86_coreid_bits = get_count_order(c->x86_max_cores); |
1065 |
+ |
1066 |
++ /* Socket ID is ApicId[6] for these processors. */ |
1067 |
++ c->phys_proc_id = c->apicid >> APICID_SOCKET_ID_BIT; |
1068 |
++ |
1069 |
+ cacheinfo_hygon_init_llc_id(c, cpu, node_id); |
1070 |
+ } else if (cpu_has(c, X86_FEATURE_NODEID_MSR)) { |
1071 |
+ u64 value; |
1072 |
+diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c |
1073 |
+index 1a7084ba9a3b..9e6a94c208e0 100644 |
1074 |
+--- a/arch/x86/kernel/cpu/mce/core.c |
1075 |
++++ b/arch/x86/kernel/cpu/mce/core.c |
1076 |
+@@ -712,19 +712,49 @@ bool machine_check_poll(enum mcp_flags flags, mce_banks_t *b) |
1077 |
+ |
1078 |
+ barrier(); |
1079 |
+ m.status = mce_rdmsrl(msr_ops.status(i)); |
1080 |
++ |
1081 |
++ /* If this entry is not valid, ignore it */ |
1082 |
+ if (!(m.status & MCI_STATUS_VAL)) |
1083 |
+ continue; |
1084 |
+ |
1085 |
+ /* |
1086 |
+- * Uncorrected or signalled events are handled by the exception |
1087 |
+- * handler when it is enabled, so don't process those here. |
1088 |
+- * |
1089 |
+- * TBD do the same check for MCI_STATUS_EN here? |
1090 |
++ * If we are logging everything (at CPU online) or this |
1091 |
++ * is a corrected error, then we must log it. |
1092 |
+ */ |
1093 |
+- if (!(flags & MCP_UC) && |
1094 |
+- (m.status & (mca_cfg.ser ? MCI_STATUS_S : MCI_STATUS_UC))) |
1095 |
+- continue; |
1096 |
++ if ((flags & MCP_UC) || !(m.status & MCI_STATUS_UC)) |
1097 |
++ goto log_it; |
1098 |
++ |
1099 |
++ /* |
1100 |
++ * Newer Intel systems that support software error |
1101 |
++ * recovery need to make additional checks. Other |
1102 |
++ * CPUs should skip over uncorrected errors, but log |
1103 |
++ * everything else. |
1104 |
++ */ |
1105 |
++ if (!mca_cfg.ser) { |
1106 |
++ if (m.status & MCI_STATUS_UC) |
1107 |
++ continue; |
1108 |
++ goto log_it; |
1109 |
++ } |
1110 |
++ |
1111 |
++ /* Log "not enabled" (speculative) errors */ |
1112 |
++ if (!(m.status & MCI_STATUS_EN)) |
1113 |
++ goto log_it; |
1114 |
++ |
1115 |
++ /* |
1116 |
++ * Log UCNA (SDM: 15.6.3 "UCR Error Classification") |
1117 |
++ * UC == 1 && PCC == 0 && S == 0 |
1118 |
++ */ |
1119 |
++ if (!(m.status & MCI_STATUS_PCC) && !(m.status & MCI_STATUS_S)) |
1120 |
++ goto log_it; |
1121 |
++ |
1122 |
++ /* |
1123 |
++ * Skip anything else. Presumption is that our read of this |
1124 |
++ * bank is racing with a machine check. Leave the log alone |
1125 |
++ * for do_machine_check() to deal with it. |
1126 |
++ */ |
1127 |
++ continue; |
1128 |
+ |
1129 |
++log_it: |
1130 |
+ error_seen = true; |
1131 |
+ |
1132 |
+ mce_read_aux(&m, i); |
1133 |
+@@ -1451,13 +1481,12 @@ EXPORT_SYMBOL_GPL(mce_notify_irq); |
1134 |
+ static int __mcheck_cpu_mce_banks_init(void) |
1135 |
+ { |
1136 |
+ int i; |
1137 |
+- u8 num_banks = mca_cfg.banks; |
1138 |
+ |
1139 |
+- mce_banks = kcalloc(num_banks, sizeof(struct mce_bank), GFP_KERNEL); |
1140 |
++ mce_banks = kcalloc(MAX_NR_BANKS, sizeof(struct mce_bank), GFP_KERNEL); |
1141 |
+ if (!mce_banks) |
1142 |
+ return -ENOMEM; |
1143 |
+ |
1144 |
+- for (i = 0; i < num_banks; i++) { |
1145 |
++ for (i = 0; i < MAX_NR_BANKS; i++) { |
1146 |
+ struct mce_bank *b = &mce_banks[i]; |
1147 |
+ |
1148 |
+ b->ctl = -1ULL; |
1149 |
+@@ -1471,28 +1500,19 @@ static int __mcheck_cpu_mce_banks_init(void) |
1150 |
+ */ |
1151 |
+ static int __mcheck_cpu_cap_init(void) |
1152 |
+ { |
1153 |
+- unsigned b; |
1154 |
+ u64 cap; |
1155 |
++ u8 b; |
1156 |
+ |
1157 |
+ rdmsrl(MSR_IA32_MCG_CAP, cap); |
1158 |
+ |
1159 |
+ b = cap & MCG_BANKCNT_MASK; |
1160 |
+- if (!mca_cfg.banks) |
1161 |
+- pr_info("CPU supports %d MCE banks\n", b); |
1162 |
+- |
1163 |
+- if (b > MAX_NR_BANKS) { |
1164 |
+- pr_warn("Using only %u machine check banks out of %u\n", |
1165 |
+- MAX_NR_BANKS, b); |
1166 |
++ if (WARN_ON_ONCE(b > MAX_NR_BANKS)) |
1167 |
+ b = MAX_NR_BANKS; |
1168 |
+- } |
1169 |
+ |
1170 |
+- /* Don't support asymmetric configurations today */ |
1171 |
+- WARN_ON(mca_cfg.banks != 0 && b != mca_cfg.banks); |
1172 |
+- mca_cfg.banks = b; |
1173 |
++ mca_cfg.banks = max(mca_cfg.banks, b); |
1174 |
+ |
1175 |
+ if (!mce_banks) { |
1176 |
+ int err = __mcheck_cpu_mce_banks_init(); |
1177 |
+- |
1178 |
+ if (err) |
1179 |
+ return err; |
1180 |
+ } |
1181 |
+@@ -2459,6 +2479,8 @@ EXPORT_SYMBOL_GPL(mcsafe_key); |
1182 |
+ |
1183 |
+ static int __init mcheck_late_init(void) |
1184 |
+ { |
1185 |
++ pr_info("Using %d MCE banks\n", mca_cfg.banks); |
1186 |
++ |
1187 |
+ if (mca_cfg.recovery) |
1188 |
+ static_branch_inc(&mcsafe_key); |
1189 |
+ |
1190 |
+diff --git a/arch/x86/kernel/cpu/mce/inject.c b/arch/x86/kernel/cpu/mce/inject.c |
1191 |
+index 8492ef7d9015..3f82afd0f46f 100644 |
1192 |
+--- a/arch/x86/kernel/cpu/mce/inject.c |
1193 |
++++ b/arch/x86/kernel/cpu/mce/inject.c |
1194 |
+@@ -46,8 +46,6 @@ |
1195 |
+ static struct mce i_mce; |
1196 |
+ static struct dentry *dfs_inj; |
1197 |
+ |
1198 |
+-static u8 n_banks; |
1199 |
+- |
1200 |
+ #define MAX_FLAG_OPT_SIZE 4 |
1201 |
+ #define NBCFG 0x44 |
1202 |
+ |
1203 |
+@@ -570,9 +568,15 @@ err: |
1204 |
+ static int inj_bank_set(void *data, u64 val) |
1205 |
+ { |
1206 |
+ struct mce *m = (struct mce *)data; |
1207 |
++ u8 n_banks; |
1208 |
++ u64 cap; |
1209 |
++ |
1210 |
++ /* Get bank count on target CPU so we can handle non-uniform values. */ |
1211 |
++ rdmsrl_on_cpu(m->extcpu, MSR_IA32_MCG_CAP, &cap); |
1212 |
++ n_banks = cap & MCG_BANKCNT_MASK; |
1213 |
+ |
1214 |
+ if (val >= n_banks) { |
1215 |
+- pr_err("Non-existent MCE bank: %llu\n", val); |
1216 |
++ pr_err("MCA bank %llu non-existent on CPU%d\n", val, m->extcpu); |
1217 |
+ return -EINVAL; |
1218 |
+ } |
1219 |
+ |
1220 |
+@@ -665,10 +669,6 @@ static struct dfs_node { |
1221 |
+ static int __init debugfs_init(void) |
1222 |
+ { |
1223 |
+ unsigned int i; |
1224 |
+- u64 cap; |
1225 |
+- |
1226 |
+- rdmsrl(MSR_IA32_MCG_CAP, cap); |
1227 |
+- n_banks = cap & MCG_BANKCNT_MASK; |
1228 |
+ |
1229 |
+ dfs_inj = debugfs_create_dir("mce-inject", NULL); |
1230 |
+ if (!dfs_inj) |
1231 |
+diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c |
1232 |
+index 5260185cbf7b..8a4a7823451a 100644 |
1233 |
+--- a/arch/x86/kernel/cpu/microcode/core.c |
1234 |
++++ b/arch/x86/kernel/cpu/microcode/core.c |
1235 |
+@@ -418,8 +418,9 @@ static int do_microcode_update(const void __user *buf, size_t size) |
1236 |
+ if (ustate == UCODE_ERROR) { |
1237 |
+ error = -1; |
1238 |
+ break; |
1239 |
+- } else if (ustate == UCODE_OK) |
1240 |
++ } else if (ustate == UCODE_NEW) { |
1241 |
+ apply_microcode_on_target(cpu); |
1242 |
++ } |
1243 |
+ } |
1244 |
+ |
1245 |
+ return error; |
1246 |
+diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c |
1247 |
+index bd553b3af22e..6e0c0ed8e4bf 100644 |
1248 |
+--- a/arch/x86/kernel/ftrace.c |
1249 |
++++ b/arch/x86/kernel/ftrace.c |
1250 |
+@@ -749,6 +749,7 @@ create_trampoline(struct ftrace_ops *ops, unsigned int *tramp_size) |
1251 |
+ unsigned long end_offset; |
1252 |
+ unsigned long op_offset; |
1253 |
+ unsigned long offset; |
1254 |
++ unsigned long npages; |
1255 |
+ unsigned long size; |
1256 |
+ unsigned long retq; |
1257 |
+ unsigned long *ptr; |
1258 |
+@@ -781,6 +782,7 @@ create_trampoline(struct ftrace_ops *ops, unsigned int *tramp_size) |
1259 |
+ return 0; |
1260 |
+ |
1261 |
+ *tramp_size = size + RET_SIZE + sizeof(void *); |
1262 |
++ npages = DIV_ROUND_UP(*tramp_size, PAGE_SIZE); |
1263 |
+ |
1264 |
+ /* Copy ftrace_caller onto the trampoline memory */ |
1265 |
+ ret = probe_kernel_read(trampoline, (void *)start_offset, size); |
1266 |
+@@ -825,6 +827,12 @@ create_trampoline(struct ftrace_ops *ops, unsigned int *tramp_size) |
1267 |
+ /* ALLOC_TRAMP flags lets us know we created it */ |
1268 |
+ ops->flags |= FTRACE_OPS_FL_ALLOC_TRAMP; |
1269 |
+ |
1270 |
++ /* |
1271 |
++ * Module allocation needs to be completed by making the page |
1272 |
++ * executable. The page is still writable, which is a security hazard, |
1273 |
++ * but anyhow ftrace breaks W^X completely. |
1274 |
++ */ |
1275 |
++ set_memory_x((unsigned long)trampoline, npages); |
1276 |
+ return (unsigned long)trampoline; |
1277 |
+ fail: |
1278 |
+ tramp_free(trampoline, *tramp_size); |
1279 |
+diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c |
1280 |
+index 0469cd078db1..b50ac9c7397b 100644 |
1281 |
+--- a/arch/x86/kernel/irq_64.c |
1282 |
++++ b/arch/x86/kernel/irq_64.c |
1283 |
+@@ -26,9 +26,18 @@ int sysctl_panic_on_stackoverflow; |
1284 |
+ /* |
1285 |
+ * Probabilistic stack overflow check: |
1286 |
+ * |
1287 |
+- * Only check the stack in process context, because everything else |
1288 |
+- * runs on the big interrupt stacks. Checking reliably is too expensive, |
1289 |
+- * so we just check from interrupts. |
1290 |
++ * Regular device interrupts can enter on the following stacks: |
1291 |
++ * |
1292 |
++ * - User stack |
1293 |
++ * |
1294 |
++ * - Kernel task stack |
1295 |
++ * |
1296 |
++ * - Interrupt stack if a device driver reenables interrupts |
1297 |
++ * which should only happen in really old drivers. |
1298 |
++ * |
1299 |
++ * - Debug IST stack |
1300 |
++ * |
1301 |
++ * All other contexts are invalid. |
1302 |
+ */ |
1303 |
+ static inline void stack_overflow_check(struct pt_regs *regs) |
1304 |
+ { |
1305 |
+@@ -53,8 +62,8 @@ static inline void stack_overflow_check(struct pt_regs *regs) |
1306 |
+ return; |
1307 |
+ |
1308 |
+ oist = this_cpu_ptr(&orig_ist); |
1309 |
+- estack_top = (u64)oist->ist[0] - EXCEPTION_STKSZ + STACK_TOP_MARGIN; |
1310 |
+- estack_bottom = (u64)oist->ist[N_EXCEPTION_STACKS - 1]; |
1311 |
++ estack_bottom = (u64)oist->ist[DEBUG_STACK]; |
1312 |
++ estack_top = estack_bottom - DEBUG_STKSZ + STACK_TOP_MARGIN; |
1313 |
+ if (regs->sp >= estack_top && regs->sp <= estack_bottom) |
1314 |
+ return; |
1315 |
+ |
1316 |
+diff --git a/arch/x86/kernel/module.c b/arch/x86/kernel/module.c |
1317 |
+index b052e883dd8c..cfa3106faee4 100644 |
1318 |
+--- a/arch/x86/kernel/module.c |
1319 |
++++ b/arch/x86/kernel/module.c |
1320 |
+@@ -87,7 +87,7 @@ void *module_alloc(unsigned long size) |
1321 |
+ p = __vmalloc_node_range(size, MODULE_ALIGN, |
1322 |
+ MODULES_VADDR + get_module_load_offset(), |
1323 |
+ MODULES_END, GFP_KERNEL, |
1324 |
+- PAGE_KERNEL_EXEC, 0, NUMA_NO_NODE, |
1325 |
++ PAGE_KERNEL, 0, NUMA_NO_NODE, |
1326 |
+ __builtin_return_address(0)); |
1327 |
+ if (p && (kasan_module_alloc(p, size) < 0)) { |
1328 |
+ vfree(p); |
1329 |
+diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c |
1330 |
+index 08dfd4c1a4f9..c8aa58a2bab9 100644 |
1331 |
+--- a/arch/x86/kernel/signal.c |
1332 |
++++ b/arch/x86/kernel/signal.c |
1333 |
+@@ -132,16 +132,6 @@ static int restore_sigcontext(struct pt_regs *regs, |
1334 |
+ COPY_SEG_CPL3(cs); |
1335 |
+ COPY_SEG_CPL3(ss); |
1336 |
+ |
1337 |
+-#ifdef CONFIG_X86_64 |
1338 |
+- /* |
1339 |
+- * Fix up SS if needed for the benefit of old DOSEMU and |
1340 |
+- * CRIU. |
1341 |
+- */ |
1342 |
+- if (unlikely(!(uc_flags & UC_STRICT_RESTORE_SS) && |
1343 |
+- user_64bit_mode(regs))) |
1344 |
+- force_valid_ss(regs); |
1345 |
+-#endif |
1346 |
+- |
1347 |
+ get_user_ex(tmpflags, &sc->flags); |
1348 |
+ regs->flags = (regs->flags & ~FIX_EFLAGS) | (tmpflags & FIX_EFLAGS); |
1349 |
+ regs->orig_ax = -1; /* disable syscall checks */ |
1350 |
+@@ -150,6 +140,15 @@ static int restore_sigcontext(struct pt_regs *regs, |
1351 |
+ buf = (void __user *)buf_val; |
1352 |
+ } get_user_catch(err); |
1353 |
+ |
1354 |
++#ifdef CONFIG_X86_64 |
1355 |
++ /* |
1356 |
++ * Fix up SS if needed for the benefit of old DOSEMU and |
1357 |
++ * CRIU. |
1358 |
++ */ |
1359 |
++ if (unlikely(!(uc_flags & UC_STRICT_RESTORE_SS) && user_64bit_mode(regs))) |
1360 |
++ force_valid_ss(regs); |
1361 |
++#endif |
1362 |
++ |
1363 |
+ err |= fpu__restore_sig(buf, IS_ENABLED(CONFIG_X86_32)); |
1364 |
+ |
1365 |
+ force_iret(); |
1366 |
+@@ -461,6 +460,7 @@ static int __setup_rt_frame(int sig, struct ksignal *ksig, |
1367 |
+ { |
1368 |
+ struct rt_sigframe __user *frame; |
1369 |
+ void __user *fp = NULL; |
1370 |
++ unsigned long uc_flags; |
1371 |
+ int err = 0; |
1372 |
+ |
1373 |
+ frame = get_sigframe(&ksig->ka, regs, sizeof(struct rt_sigframe), &fp); |
1374 |
+@@ -473,9 +473,11 @@ static int __setup_rt_frame(int sig, struct ksignal *ksig, |
1375 |
+ return -EFAULT; |
1376 |
+ } |
1377 |
+ |
1378 |
++ uc_flags = frame_uc_flags(regs); |
1379 |
++ |
1380 |
+ put_user_try { |
1381 |
+ /* Create the ucontext. */ |
1382 |
+- put_user_ex(frame_uc_flags(regs), &frame->uc.uc_flags); |
1383 |
++ put_user_ex(uc_flags, &frame->uc.uc_flags); |
1384 |
+ put_user_ex(0, &frame->uc.uc_link); |
1385 |
+ save_altstack_ex(&frame->uc.uc_stack, regs->sp); |
1386 |
+ |
1387 |
+@@ -541,6 +543,7 @@ static int x32_setup_rt_frame(struct ksignal *ksig, |
1388 |
+ { |
1389 |
+ #ifdef CONFIG_X86_X32_ABI |
1390 |
+ struct rt_sigframe_x32 __user *frame; |
1391 |
++ unsigned long uc_flags; |
1392 |
+ void __user *restorer; |
1393 |
+ int err = 0; |
1394 |
+ void __user *fpstate = NULL; |
1395 |
+@@ -555,9 +558,11 @@ static int x32_setup_rt_frame(struct ksignal *ksig, |
1396 |
+ return -EFAULT; |
1397 |
+ } |
1398 |
+ |
1399 |
++ uc_flags = frame_uc_flags(regs); |
1400 |
++ |
1401 |
+ put_user_try { |
1402 |
+ /* Create the ucontext. */ |
1403 |
+- put_user_ex(frame_uc_flags(regs), &frame->uc.uc_flags); |
1404 |
++ put_user_ex(uc_flags, &frame->uc.uc_flags); |
1405 |
+ put_user_ex(0, &frame->uc.uc_link); |
1406 |
+ compat_save_altstack_ex(&frame->uc.uc_stack, regs->sp); |
1407 |
+ put_user_ex(0, &frame->uc.uc__pad0); |
1408 |
+diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S |
1409 |
+index a5127b2c195f..834659288ba9 100644 |
1410 |
+--- a/arch/x86/kernel/vmlinux.lds.S |
1411 |
++++ b/arch/x86/kernel/vmlinux.lds.S |
1412 |
+@@ -141,11 +141,11 @@ SECTIONS |
1413 |
+ *(.text.__x86.indirect_thunk) |
1414 |
+ __indirect_thunk_end = .; |
1415 |
+ #endif |
1416 |
+- |
1417 |
+- /* End of text section */ |
1418 |
+- _etext = .; |
1419 |
+ } :text = 0x9090 |
1420 |
+ |
1421 |
++ /* End of text section */ |
1422 |
++ _etext = .; |
1423 |
++ |
1424 |
+ NOTES :text :note |
1425 |
+ |
1426 |
+ EXCEPTION_TABLE(16) :text = 0x9090 |
1427 |
+diff --git a/arch/x86/kvm/irq.c b/arch/x86/kvm/irq.c |
1428 |
+index faa264822cee..007bc654f928 100644 |
1429 |
+--- a/arch/x86/kvm/irq.c |
1430 |
++++ b/arch/x86/kvm/irq.c |
1431 |
+@@ -172,3 +172,10 @@ void __kvm_migrate_timers(struct kvm_vcpu *vcpu) |
1432 |
+ __kvm_migrate_apic_timer(vcpu); |
1433 |
+ __kvm_migrate_pit_timer(vcpu); |
1434 |
+ } |
1435 |
++ |
1436 |
++bool kvm_arch_irqfd_allowed(struct kvm *kvm, struct kvm_irqfd *args) |
1437 |
++{ |
1438 |
++ bool resample = args->flags & KVM_IRQFD_FLAG_RESAMPLE; |
1439 |
++ |
1440 |
++ return resample ? irqchip_kernel(kvm) : irqchip_in_kernel(kvm); |
1441 |
++} |
1442 |
+diff --git a/arch/x86/kvm/irq.h b/arch/x86/kvm/irq.h |
1443 |
+index d5005cc26521..fd210cdd4983 100644 |
1444 |
+--- a/arch/x86/kvm/irq.h |
1445 |
++++ b/arch/x86/kvm/irq.h |
1446 |
+@@ -114,6 +114,7 @@ static inline int irqchip_in_kernel(struct kvm *kvm) |
1447 |
+ return mode != KVM_IRQCHIP_NONE; |
1448 |
+ } |
1449 |
+ |
1450 |
++bool kvm_arch_irqfd_allowed(struct kvm *kvm, struct kvm_irqfd *args); |
1451 |
+ void kvm_inject_pending_timer_irqs(struct kvm_vcpu *vcpu); |
1452 |
+ void kvm_inject_apic_timer_irqs(struct kvm_vcpu *vcpu); |
1453 |
+ void kvm_apic_nmi_wd_deliver(struct kvm_vcpu *vcpu); |
1454 |
+diff --git a/arch/x86/kvm/pmu_amd.c b/arch/x86/kvm/pmu_amd.c |
1455 |
+index 1495a735b38e..50fa9450fcf1 100644 |
1456 |
+--- a/arch/x86/kvm/pmu_amd.c |
1457 |
++++ b/arch/x86/kvm/pmu_amd.c |
1458 |
+@@ -269,10 +269,10 @@ static void amd_pmu_refresh(struct kvm_vcpu *vcpu) |
1459 |
+ |
1460 |
+ pmu->counter_bitmask[KVM_PMC_GP] = ((u64)1 << 48) - 1; |
1461 |
+ pmu->reserved_bits = 0xffffffff00200000ull; |
1462 |
++ pmu->version = 1; |
1463 |
+ /* not applicable to AMD; but clean them to prevent any fall out */ |
1464 |
+ pmu->counter_bitmask[KVM_PMC_FIXED] = 0; |
1465 |
+ pmu->nr_arch_fixed_counters = 0; |
1466 |
+- pmu->version = 0; |
1467 |
+ pmu->global_status = 0; |
1468 |
+ } |
1469 |
+ |
1470 |
+diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c |
1471 |
+index 406b558abfef..ae6e51828a54 100644 |
1472 |
+--- a/arch/x86/kvm/svm.c |
1473 |
++++ b/arch/x86/kvm/svm.c |
1474 |
+@@ -2024,7 +2024,11 @@ static void avic_vcpu_load(struct kvm_vcpu *vcpu, int cpu) |
1475 |
+ if (!kvm_vcpu_apicv_active(vcpu)) |
1476 |
+ return; |
1477 |
+ |
1478 |
+- if (WARN_ON(h_physical_id >= AVIC_MAX_PHYSICAL_ID_COUNT)) |
1479 |
++ /* |
1480 |
++ * Since the host physical APIC id is 8 bits, |
1481 |
++ * we can support host APIC ID upto 255. |
1482 |
++ */ |
1483 |
++ if (WARN_ON(h_physical_id > AVIC_PHYSICAL_ID_ENTRY_HOST_PHYSICAL_ID_MASK)) |
1484 |
+ return; |
1485 |
+ |
1486 |
+ entry = READ_ONCE(*(svm->avic_physical_id_cache)); |
1487 |
+diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c |
1488 |
+index 0c601d079cd2..8f6f69c26c35 100644 |
1489 |
+--- a/arch/x86/kvm/vmx/nested.c |
1490 |
++++ b/arch/x86/kvm/vmx/nested.c |
1491 |
+@@ -2792,14 +2792,13 @@ static int nested_vmx_check_vmentry_hw(struct kvm_vcpu *vcpu) |
1492 |
+ : "cc", "memory" |
1493 |
+ ); |
1494 |
+ |
1495 |
+- preempt_enable(); |
1496 |
+- |
1497 |
+ if (vmx->msr_autoload.host.nr) |
1498 |
+ vmcs_write32(VM_EXIT_MSR_LOAD_COUNT, vmx->msr_autoload.host.nr); |
1499 |
+ if (vmx->msr_autoload.guest.nr) |
1500 |
+ vmcs_write32(VM_ENTRY_MSR_LOAD_COUNT, vmx->msr_autoload.guest.nr); |
1501 |
+ |
1502 |
+ if (vm_fail) { |
1503 |
++ preempt_enable(); |
1504 |
+ WARN_ON_ONCE(vmcs_read32(VM_INSTRUCTION_ERROR) != |
1505 |
+ VMXERR_ENTRY_INVALID_CONTROL_FIELD); |
1506 |
+ return 1; |
1507 |
+@@ -2811,6 +2810,7 @@ static int nested_vmx_check_vmentry_hw(struct kvm_vcpu *vcpu) |
1508 |
+ local_irq_enable(); |
1509 |
+ if (hw_breakpoint_active()) |
1510 |
+ set_debugreg(__this_cpu_read(cpu_dr7), 7); |
1511 |
++ preempt_enable(); |
1512 |
+ |
1513 |
+ /* |
1514 |
+ * A non-failing VMEntry means we somehow entered guest mode with |
1515 |
+diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c |
1516 |
+index fed1ab6a825c..6b8575c547ee 100644 |
1517 |
+--- a/arch/x86/kvm/x86.c |
1518 |
++++ b/arch/x86/kvm/x86.c |
1519 |
+@@ -1288,7 +1288,7 @@ static int set_efer(struct kvm_vcpu *vcpu, struct msr_data *msr_info) |
1520 |
+ u64 efer = msr_info->data; |
1521 |
+ |
1522 |
+ if (efer & efer_reserved_bits) |
1523 |
+- return false; |
1524 |
++ return 1; |
1525 |
+ |
1526 |
+ if (!msr_info->host_initiated) { |
1527 |
+ if (!__kvm_valid_efer(vcpu, efer)) |
1528 |
+diff --git a/arch/x86/lib/memcpy_64.S b/arch/x86/lib/memcpy_64.S |
1529 |
+index 3b24dc05251c..9d05572370ed 100644 |
1530 |
+--- a/arch/x86/lib/memcpy_64.S |
1531 |
++++ b/arch/x86/lib/memcpy_64.S |
1532 |
+@@ -257,6 +257,7 @@ ENTRY(__memcpy_mcsafe) |
1533 |
+ /* Copy successful. Return zero */ |
1534 |
+ .L_done_memcpy_trap: |
1535 |
+ xorl %eax, %eax |
1536 |
++.L_done: |
1537 |
+ ret |
1538 |
+ ENDPROC(__memcpy_mcsafe) |
1539 |
+ EXPORT_SYMBOL_GPL(__memcpy_mcsafe) |
1540 |
+@@ -273,7 +274,7 @@ EXPORT_SYMBOL_GPL(__memcpy_mcsafe) |
1541 |
+ addl %edx, %ecx |
1542 |
+ .E_trailing_bytes: |
1543 |
+ mov %ecx, %eax |
1544 |
+- ret |
1545 |
++ jmp .L_done |
1546 |
+ |
1547 |
+ /* |
1548 |
+ * For write fault handling, given the destination is unaligned, |
1549 |
+diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c |
1550 |
+index 667f1da36208..5eaf67e8314f 100644 |
1551 |
+--- a/arch/x86/mm/fault.c |
1552 |
++++ b/arch/x86/mm/fault.c |
1553 |
+@@ -359,8 +359,6 @@ static noinline int vmalloc_fault(unsigned long address) |
1554 |
+ if (!(address >= VMALLOC_START && address < VMALLOC_END)) |
1555 |
+ return -1; |
1556 |
+ |
1557 |
+- WARN_ON_ONCE(in_nmi()); |
1558 |
+- |
1559 |
+ /* |
1560 |
+ * Copy kernel mappings over when needed. This can also |
1561 |
+ * happen within a race in page table update. In the later |
1562 |
+diff --git a/arch/x86/platform/uv/tlb_uv.c b/arch/x86/platform/uv/tlb_uv.c |
1563 |
+index 2c53b0f19329..1297e185b8c8 100644 |
1564 |
+--- a/arch/x86/platform/uv/tlb_uv.c |
1565 |
++++ b/arch/x86/platform/uv/tlb_uv.c |
1566 |
+@@ -2133,14 +2133,19 @@ static int __init summarize_uvhub_sockets(int nuvhubs, |
1567 |
+ */ |
1568 |
+ static int __init init_per_cpu(int nuvhubs, int base_part_pnode) |
1569 |
+ { |
1570 |
+- unsigned char *uvhub_mask; |
1571 |
+ struct uvhub_desc *uvhub_descs; |
1572 |
++ unsigned char *uvhub_mask = NULL; |
1573 |
+ |
1574 |
+ if (is_uv3_hub() || is_uv2_hub() || is_uv1_hub()) |
1575 |
+ timeout_us = calculate_destination_timeout(); |
1576 |
+ |
1577 |
+ uvhub_descs = kcalloc(nuvhubs, sizeof(struct uvhub_desc), GFP_KERNEL); |
1578 |
++ if (!uvhub_descs) |
1579 |
++ goto fail; |
1580 |
++ |
1581 |
+ uvhub_mask = kzalloc((nuvhubs+7)/8, GFP_KERNEL); |
1582 |
++ if (!uvhub_mask) |
1583 |
++ goto fail; |
1584 |
+ |
1585 |
+ if (get_cpu_topology(base_part_pnode, uvhub_descs, uvhub_mask)) |
1586 |
+ goto fail; |
1587 |
+diff --git a/block/bio.c b/block/bio.c |
1588 |
+index 716510ecd7ff..a3c80a6c1fe5 100644 |
1589 |
+--- a/block/bio.c |
1590 |
++++ b/block/bio.c |
1591 |
+@@ -776,6 +776,8 @@ bool __bio_try_merge_page(struct bio *bio, struct page *page, |
1592 |
+ |
1593 |
+ if (vec_end_addr + 1 != page_addr + off) |
1594 |
+ return false; |
1595 |
++ if (xen_domain() && !xen_biovec_phys_mergeable(bv, page)) |
1596 |
++ return false; |
1597 |
+ if (same_page && (vec_end_addr & PAGE_MASK) != page_addr) |
1598 |
+ return false; |
1599 |
+ |
1600 |
+diff --git a/block/blk-mq-sched.c b/block/blk-mq-sched.c |
1601 |
+index aa6bc5c02643..c59babca6857 100644 |
1602 |
+--- a/block/blk-mq-sched.c |
1603 |
++++ b/block/blk-mq-sched.c |
1604 |
+@@ -413,6 +413,14 @@ void blk_mq_sched_insert_requests(struct blk_mq_hw_ctx *hctx, |
1605 |
+ struct list_head *list, bool run_queue_async) |
1606 |
+ { |
1607 |
+ struct elevator_queue *e; |
1608 |
++ struct request_queue *q = hctx->queue; |
1609 |
++ |
1610 |
++ /* |
1611 |
++ * blk_mq_sched_insert_requests() is called from flush plug |
1612 |
++ * context only, and hold one usage counter to prevent queue |
1613 |
++ * from being released. |
1614 |
++ */ |
1615 |
++ percpu_ref_get(&q->q_usage_counter); |
1616 |
+ |
1617 |
+ e = hctx->queue->elevator; |
1618 |
+ if (e && e->type->ops.insert_requests) |
1619 |
+@@ -426,12 +434,14 @@ void blk_mq_sched_insert_requests(struct blk_mq_hw_ctx *hctx, |
1620 |
+ if (!hctx->dispatch_busy && !e && !run_queue_async) { |
1621 |
+ blk_mq_try_issue_list_directly(hctx, list); |
1622 |
+ if (list_empty(list)) |
1623 |
+- return; |
1624 |
++ goto out; |
1625 |
+ } |
1626 |
+ blk_mq_insert_requests(hctx, ctx, list); |
1627 |
+ } |
1628 |
+ |
1629 |
+ blk_mq_run_hw_queue(hctx, run_queue_async); |
1630 |
++ out: |
1631 |
++ percpu_ref_put(&q->q_usage_counter); |
1632 |
+ } |
1633 |
+ |
1634 |
+ static void blk_mq_sched_free_tags(struct blk_mq_tag_set *set, |
1635 |
+diff --git a/block/blk-mq.c b/block/blk-mq.c |
1636 |
+index b0e5e67e20a2..8a41cc5974fe 100644 |
1637 |
+--- a/block/blk-mq.c |
1638 |
++++ b/block/blk-mq.c |
1639 |
+@@ -2284,15 +2284,65 @@ static void blk_mq_exit_hw_queues(struct request_queue *q, |
1640 |
+ } |
1641 |
+ } |
1642 |
+ |
1643 |
++static int blk_mq_hw_ctx_size(struct blk_mq_tag_set *tag_set) |
1644 |
++{ |
1645 |
++ int hw_ctx_size = sizeof(struct blk_mq_hw_ctx); |
1646 |
++ |
1647 |
++ BUILD_BUG_ON(ALIGN(offsetof(struct blk_mq_hw_ctx, srcu), |
1648 |
++ __alignof__(struct blk_mq_hw_ctx)) != |
1649 |
++ sizeof(struct blk_mq_hw_ctx)); |
1650 |
++ |
1651 |
++ if (tag_set->flags & BLK_MQ_F_BLOCKING) |
1652 |
++ hw_ctx_size += sizeof(struct srcu_struct); |
1653 |
++ |
1654 |
++ return hw_ctx_size; |
1655 |
++} |
1656 |
++ |
1657 |
+ static int blk_mq_init_hctx(struct request_queue *q, |
1658 |
+ struct blk_mq_tag_set *set, |
1659 |
+ struct blk_mq_hw_ctx *hctx, unsigned hctx_idx) |
1660 |
+ { |
1661 |
+- int node; |
1662 |
++ hctx->queue_num = hctx_idx; |
1663 |
++ |
1664 |
++ cpuhp_state_add_instance_nocalls(CPUHP_BLK_MQ_DEAD, &hctx->cpuhp_dead); |
1665 |
++ |
1666 |
++ hctx->tags = set->tags[hctx_idx]; |
1667 |
++ |
1668 |
++ if (set->ops->init_hctx && |
1669 |
++ set->ops->init_hctx(hctx, set->driver_data, hctx_idx)) |
1670 |
++ goto unregister_cpu_notifier; |
1671 |
+ |
1672 |
+- node = hctx->numa_node; |
1673 |
++ if (blk_mq_init_request(set, hctx->fq->flush_rq, hctx_idx, |
1674 |
++ hctx->numa_node)) |
1675 |
++ goto exit_hctx; |
1676 |
++ return 0; |
1677 |
++ |
1678 |
++ exit_hctx: |
1679 |
++ if (set->ops->exit_hctx) |
1680 |
++ set->ops->exit_hctx(hctx, hctx_idx); |
1681 |
++ unregister_cpu_notifier: |
1682 |
++ blk_mq_remove_cpuhp(hctx); |
1683 |
++ return -1; |
1684 |
++} |
1685 |
++ |
1686 |
++static struct blk_mq_hw_ctx * |
1687 |
++blk_mq_alloc_hctx(struct request_queue *q, struct blk_mq_tag_set *set, |
1688 |
++ int node) |
1689 |
++{ |
1690 |
++ struct blk_mq_hw_ctx *hctx; |
1691 |
++ gfp_t gfp = GFP_NOIO | __GFP_NOWARN | __GFP_NORETRY; |
1692 |
++ |
1693 |
++ hctx = kzalloc_node(blk_mq_hw_ctx_size(set), gfp, node); |
1694 |
++ if (!hctx) |
1695 |
++ goto fail_alloc_hctx; |
1696 |
++ |
1697 |
++ if (!zalloc_cpumask_var_node(&hctx->cpumask, gfp, node)) |
1698 |
++ goto free_hctx; |
1699 |
++ |
1700 |
++ atomic_set(&hctx->nr_active, 0); |
1701 |
+ if (node == NUMA_NO_NODE) |
1702 |
+- node = hctx->numa_node = set->numa_node; |
1703 |
++ node = set->numa_node; |
1704 |
++ hctx->numa_node = node; |
1705 |
+ |
1706 |
+ INIT_DELAYED_WORK(&hctx->run_work, blk_mq_run_work_fn); |
1707 |
+ spin_lock_init(&hctx->lock); |
1708 |
+@@ -2300,58 +2350,45 @@ static int blk_mq_init_hctx(struct request_queue *q, |
1709 |
+ hctx->queue = q; |
1710 |
+ hctx->flags = set->flags & ~BLK_MQ_F_TAG_SHARED; |
1711 |
+ |
1712 |
+- cpuhp_state_add_instance_nocalls(CPUHP_BLK_MQ_DEAD, &hctx->cpuhp_dead); |
1713 |
+- |
1714 |
+- hctx->tags = set->tags[hctx_idx]; |
1715 |
+- |
1716 |
+ /* |
1717 |
+ * Allocate space for all possible cpus to avoid allocation at |
1718 |
+ * runtime |
1719 |
+ */ |
1720 |
+ hctx->ctxs = kmalloc_array_node(nr_cpu_ids, sizeof(void *), |
1721 |
+- GFP_NOIO | __GFP_NOWARN | __GFP_NORETRY, node); |
1722 |
++ gfp, node); |
1723 |
+ if (!hctx->ctxs) |
1724 |
+- goto unregister_cpu_notifier; |
1725 |
++ goto free_cpumask; |
1726 |
+ |
1727 |
+ if (sbitmap_init_node(&hctx->ctx_map, nr_cpu_ids, ilog2(8), |
1728 |
+- GFP_NOIO | __GFP_NOWARN | __GFP_NORETRY, node)) |
1729 |
++ gfp, node)) |
1730 |
+ goto free_ctxs; |
1731 |
+- |
1732 |
+ hctx->nr_ctx = 0; |
1733 |
+ |
1734 |
+ spin_lock_init(&hctx->dispatch_wait_lock); |
1735 |
+ init_waitqueue_func_entry(&hctx->dispatch_wait, blk_mq_dispatch_wake); |
1736 |
+ INIT_LIST_HEAD(&hctx->dispatch_wait.entry); |
1737 |
+ |
1738 |
+- if (set->ops->init_hctx && |
1739 |
+- set->ops->init_hctx(hctx, set->driver_data, hctx_idx)) |
1740 |
+- goto free_bitmap; |
1741 |
+- |
1742 |
+ hctx->fq = blk_alloc_flush_queue(q, hctx->numa_node, set->cmd_size, |
1743 |
+- GFP_NOIO | __GFP_NOWARN | __GFP_NORETRY); |
1744 |
++ gfp); |
1745 |
+ if (!hctx->fq) |
1746 |
+- goto exit_hctx; |
1747 |
+- |
1748 |
+- if (blk_mq_init_request(set, hctx->fq->flush_rq, hctx_idx, node)) |
1749 |
+- goto free_fq; |
1750 |
++ goto free_bitmap; |
1751 |
+ |
1752 |
+ if (hctx->flags & BLK_MQ_F_BLOCKING) |
1753 |
+ init_srcu_struct(hctx->srcu); |
1754 |
++ blk_mq_hctx_kobj_init(hctx); |
1755 |
+ |
1756 |
+- return 0; |
1757 |
++ return hctx; |
1758 |
+ |
1759 |
+- free_fq: |
1760 |
+- blk_free_flush_queue(hctx->fq); |
1761 |
+- exit_hctx: |
1762 |
+- if (set->ops->exit_hctx) |
1763 |
+- set->ops->exit_hctx(hctx, hctx_idx); |
1764 |
+ free_bitmap: |
1765 |
+ sbitmap_free(&hctx->ctx_map); |
1766 |
+ free_ctxs: |
1767 |
+ kfree(hctx->ctxs); |
1768 |
+- unregister_cpu_notifier: |
1769 |
+- blk_mq_remove_cpuhp(hctx); |
1770 |
+- return -1; |
1771 |
++ free_cpumask: |
1772 |
++ free_cpumask_var(hctx->cpumask); |
1773 |
++ free_hctx: |
1774 |
++ kfree(hctx); |
1775 |
++ fail_alloc_hctx: |
1776 |
++ return NULL; |
1777 |
+ } |
1778 |
+ |
1779 |
+ static void blk_mq_init_cpu_queues(struct request_queue *q, |
1780 |
+@@ -2695,51 +2732,25 @@ struct request_queue *blk_mq_init_sq_queue(struct blk_mq_tag_set *set, |
1781 |
+ } |
1782 |
+ EXPORT_SYMBOL(blk_mq_init_sq_queue); |
1783 |
+ |
1784 |
+-static int blk_mq_hw_ctx_size(struct blk_mq_tag_set *tag_set) |
1785 |
+-{ |
1786 |
+- int hw_ctx_size = sizeof(struct blk_mq_hw_ctx); |
1787 |
+- |
1788 |
+- BUILD_BUG_ON(ALIGN(offsetof(struct blk_mq_hw_ctx, srcu), |
1789 |
+- __alignof__(struct blk_mq_hw_ctx)) != |
1790 |
+- sizeof(struct blk_mq_hw_ctx)); |
1791 |
+- |
1792 |
+- if (tag_set->flags & BLK_MQ_F_BLOCKING) |
1793 |
+- hw_ctx_size += sizeof(struct srcu_struct); |
1794 |
+- |
1795 |
+- return hw_ctx_size; |
1796 |
+-} |
1797 |
+- |
1798 |
+ static struct blk_mq_hw_ctx *blk_mq_alloc_and_init_hctx( |
1799 |
+ struct blk_mq_tag_set *set, struct request_queue *q, |
1800 |
+ int hctx_idx, int node) |
1801 |
+ { |
1802 |
+ struct blk_mq_hw_ctx *hctx; |
1803 |
+ |
1804 |
+- hctx = kzalloc_node(blk_mq_hw_ctx_size(set), |
1805 |
+- GFP_NOIO | __GFP_NOWARN | __GFP_NORETRY, |
1806 |
+- node); |
1807 |
++ hctx = blk_mq_alloc_hctx(q, set, node); |
1808 |
+ if (!hctx) |
1809 |
+- return NULL; |
1810 |
+- |
1811 |
+- if (!zalloc_cpumask_var_node(&hctx->cpumask, |
1812 |
+- GFP_NOIO | __GFP_NOWARN | __GFP_NORETRY, |
1813 |
+- node)) { |
1814 |
+- kfree(hctx); |
1815 |
+- return NULL; |
1816 |
+- } |
1817 |
+- |
1818 |
+- atomic_set(&hctx->nr_active, 0); |
1819 |
+- hctx->numa_node = node; |
1820 |
+- hctx->queue_num = hctx_idx; |
1821 |
++ goto fail; |
1822 |
+ |
1823 |
+- if (blk_mq_init_hctx(q, set, hctx, hctx_idx)) { |
1824 |
+- free_cpumask_var(hctx->cpumask); |
1825 |
+- kfree(hctx); |
1826 |
+- return NULL; |
1827 |
+- } |
1828 |
+- blk_mq_hctx_kobj_init(hctx); |
1829 |
++ if (blk_mq_init_hctx(q, set, hctx, hctx_idx)) |
1830 |
++ goto free_hctx; |
1831 |
+ |
1832 |
+ return hctx; |
1833 |
++ |
1834 |
++ free_hctx: |
1835 |
++ kobject_put(&hctx->kobj); |
1836 |
++ fail: |
1837 |
++ return NULL; |
1838 |
+ } |
1839 |
+ |
1840 |
+ static void blk_mq_realloc_hw_ctxs(struct blk_mq_tag_set *set, |
1841 |
+diff --git a/block/blk.h b/block/blk.h |
1842 |
+index 5d636ee41663..e27fd1512e4b 100644 |
1843 |
+--- a/block/blk.h |
1844 |
++++ b/block/blk.h |
1845 |
+@@ -75,7 +75,7 @@ static inline bool biovec_phys_mergeable(struct request_queue *q, |
1846 |
+ |
1847 |
+ if (addr1 + vec1->bv_len != addr2) |
1848 |
+ return false; |
1849 |
+- if (xen_domain() && !xen_biovec_phys_mergeable(vec1, vec2)) |
1850 |
++ if (xen_domain() && !xen_biovec_phys_mergeable(vec1, vec2->bv_page)) |
1851 |
+ return false; |
1852 |
+ if ((addr1 | mask) != ((addr2 + vec2->bv_len - 1) | mask)) |
1853 |
+ return false; |
1854 |
+diff --git a/block/genhd.c b/block/genhd.c |
1855 |
+index 703267865f14..d8dff0b21f7d 100644 |
1856 |
+--- a/block/genhd.c |
1857 |
++++ b/block/genhd.c |
1858 |
+@@ -531,6 +531,18 @@ void blk_free_devt(dev_t devt) |
1859 |
+ } |
1860 |
+ } |
1861 |
+ |
1862 |
++/** |
1863 |
++ * We invalidate devt by assigning NULL pointer for devt in idr. |
1864 |
++ */ |
1865 |
++void blk_invalidate_devt(dev_t devt) |
1866 |
++{ |
1867 |
++ if (MAJOR(devt) == BLOCK_EXT_MAJOR) { |
1868 |
++ spin_lock_bh(&ext_devt_lock); |
1869 |
++ idr_replace(&ext_devt_idr, NULL, blk_mangle_minor(MINOR(devt))); |
1870 |
++ spin_unlock_bh(&ext_devt_lock); |
1871 |
++ } |
1872 |
++} |
1873 |
++ |
1874 |
+ static char *bdevt_str(dev_t devt, char *buf) |
1875 |
+ { |
1876 |
+ if (MAJOR(devt) <= 0xff && MINOR(devt) <= 0xff) { |
1877 |
+@@ -793,6 +805,13 @@ void del_gendisk(struct gendisk *disk) |
1878 |
+ |
1879 |
+ if (!(disk->flags & GENHD_FL_HIDDEN)) |
1880 |
+ blk_unregister_region(disk_devt(disk), disk->minors); |
1881 |
++ /* |
1882 |
++ * Remove gendisk pointer from idr so that it cannot be looked up |
1883 |
++ * while RCU period before freeing gendisk is running to prevent |
1884 |
++ * use-after-free issues. Note that the device number stays |
1885 |
++ * "in-use" until we really free the gendisk. |
1886 |
++ */ |
1887 |
++ blk_invalidate_devt(disk_devt(disk)); |
1888 |
+ |
1889 |
+ kobject_put(disk->part0.holder_dir); |
1890 |
+ kobject_put(disk->slave_dir); |
1891 |
+diff --git a/block/partition-generic.c b/block/partition-generic.c |
1892 |
+index 8e596a8dff32..aee643ce13d1 100644 |
1893 |
+--- a/block/partition-generic.c |
1894 |
++++ b/block/partition-generic.c |
1895 |
+@@ -285,6 +285,13 @@ void delete_partition(struct gendisk *disk, int partno) |
1896 |
+ kobject_put(part->holder_dir); |
1897 |
+ device_del(part_to_dev(part)); |
1898 |
+ |
1899 |
++ /* |
1900 |
++ * Remove gendisk pointer from idr so that it cannot be looked up |
1901 |
++ * while RCU period before freeing gendisk is running to prevent |
1902 |
++ * use-after-free issues. Note that the device number stays |
1903 |
++ * "in-use" until we really free the gendisk. |
1904 |
++ */ |
1905 |
++ blk_invalidate_devt(part_devt(part)); |
1906 |
+ hd_struct_kill(part); |
1907 |
+ } |
1908 |
+ |
1909 |
+diff --git a/block/sed-opal.c b/block/sed-opal.c |
1910 |
+index e0de4dd448b3..119640897293 100644 |
1911 |
+--- a/block/sed-opal.c |
1912 |
++++ b/block/sed-opal.c |
1913 |
+@@ -2095,13 +2095,16 @@ static int opal_erase_locking_range(struct opal_dev *dev, |
1914 |
+ static int opal_enable_disable_shadow_mbr(struct opal_dev *dev, |
1915 |
+ struct opal_mbr_data *opal_mbr) |
1916 |
+ { |
1917 |
++ u8 enable_disable = opal_mbr->enable_disable == OPAL_MBR_ENABLE ? |
1918 |
++ OPAL_TRUE : OPAL_FALSE; |
1919 |
++ |
1920 |
+ const struct opal_step mbr_steps[] = { |
1921 |
+ { opal_discovery0, }, |
1922 |
+ { start_admin1LSP_opal_session, &opal_mbr->key }, |
1923 |
+- { set_mbr_done, &opal_mbr->enable_disable }, |
1924 |
++ { set_mbr_done, &enable_disable }, |
1925 |
+ { end_opal_session, }, |
1926 |
+ { start_admin1LSP_opal_session, &opal_mbr->key }, |
1927 |
+- { set_mbr_enable_disable, &opal_mbr->enable_disable }, |
1928 |
++ { set_mbr_enable_disable, &enable_disable }, |
1929 |
+ { end_opal_session, }, |
1930 |
+ { NULL, } |
1931 |
+ }; |
1932 |
+@@ -2221,7 +2224,7 @@ static int __opal_lock_unlock(struct opal_dev *dev, |
1933 |
+ |
1934 |
+ static int __opal_set_mbr_done(struct opal_dev *dev, struct opal_key *key) |
1935 |
+ { |
1936 |
+- u8 mbr_done_tf = 1; |
1937 |
++ u8 mbr_done_tf = OPAL_TRUE; |
1938 |
+ const struct opal_step mbrdone_step [] = { |
1939 |
+ { opal_discovery0, }, |
1940 |
+ { start_admin1LSP_opal_session, key }, |
1941 |
+diff --git a/crypto/hmac.c b/crypto/hmac.c |
1942 |
+index e74730224f0a..4b8c8ee8f15c 100644 |
1943 |
+--- a/crypto/hmac.c |
1944 |
++++ b/crypto/hmac.c |
1945 |
+@@ -168,6 +168,8 @@ static int hmac_init_tfm(struct crypto_tfm *tfm) |
1946 |
+ |
1947 |
+ parent->descsize = sizeof(struct shash_desc) + |
1948 |
+ crypto_shash_descsize(hash); |
1949 |
++ if (WARN_ON(parent->descsize > HASH_MAX_DESCSIZE)) |
1950 |
++ return -EINVAL; |
1951 |
+ |
1952 |
+ ctx->hash = hash; |
1953 |
+ return 0; |
1954 |
+diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c |
1955 |
+index e48894e002ba..a46c2c162c03 100644 |
1956 |
+--- a/drivers/acpi/arm64/iort.c |
1957 |
++++ b/drivers/acpi/arm64/iort.c |
1958 |
+@@ -1232,18 +1232,24 @@ static bool __init arm_smmu_v3_is_coherent(struct acpi_iort_node *node) |
1959 |
+ /* |
1960 |
+ * set numa proximity domain for smmuv3 device |
1961 |
+ */ |
1962 |
+-static void __init arm_smmu_v3_set_proximity(struct device *dev, |
1963 |
++static int __init arm_smmu_v3_set_proximity(struct device *dev, |
1964 |
+ struct acpi_iort_node *node) |
1965 |
+ { |
1966 |
+ struct acpi_iort_smmu_v3 *smmu; |
1967 |
+ |
1968 |
+ smmu = (struct acpi_iort_smmu_v3 *)node->node_data; |
1969 |
+ if (smmu->flags & ACPI_IORT_SMMU_V3_PXM_VALID) { |
1970 |
+- set_dev_node(dev, acpi_map_pxm_to_node(smmu->pxm)); |
1971 |
++ int node = acpi_map_pxm_to_node(smmu->pxm); |
1972 |
++ |
1973 |
++ if (node != NUMA_NO_NODE && !node_online(node)) |
1974 |
++ return -EINVAL; |
1975 |
++ |
1976 |
++ set_dev_node(dev, node); |
1977 |
+ pr_info("SMMU-v3[%llx] Mapped to Proximity domain %d\n", |
1978 |
+ smmu->base_address, |
1979 |
+ smmu->pxm); |
1980 |
+ } |
1981 |
++ return 0; |
1982 |
+ } |
1983 |
+ #else |
1984 |
+ #define arm_smmu_v3_set_proximity NULL |
1985 |
+@@ -1318,7 +1324,7 @@ struct iort_dev_config { |
1986 |
+ int (*dev_count_resources)(struct acpi_iort_node *node); |
1987 |
+ void (*dev_init_resources)(struct resource *res, |
1988 |
+ struct acpi_iort_node *node); |
1989 |
+- void (*dev_set_proximity)(struct device *dev, |
1990 |
++ int (*dev_set_proximity)(struct device *dev, |
1991 |
+ struct acpi_iort_node *node); |
1992 |
+ }; |
1993 |
+ |
1994 |
+@@ -1369,8 +1375,11 @@ static int __init iort_add_platform_device(struct acpi_iort_node *node, |
1995 |
+ if (!pdev) |
1996 |
+ return -ENOMEM; |
1997 |
+ |
1998 |
+- if (ops->dev_set_proximity) |
1999 |
+- ops->dev_set_proximity(&pdev->dev, node); |
2000 |
++ if (ops->dev_set_proximity) { |
2001 |
++ ret = ops->dev_set_proximity(&pdev->dev, node); |
2002 |
++ if (ret) |
2003 |
++ goto dev_put; |
2004 |
++ } |
2005 |
+ |
2006 |
+ count = ops->dev_count_resources(node); |
2007 |
+ |
2008 |
+diff --git a/drivers/acpi/property.c b/drivers/acpi/property.c |
2009 |
+index 77abe0ec4043..bd533f68b1de 100644 |
2010 |
+--- a/drivers/acpi/property.c |
2011 |
++++ b/drivers/acpi/property.c |
2012 |
+@@ -1031,6 +1031,14 @@ struct fwnode_handle *acpi_get_next_subnode(const struct fwnode_handle *fwnode, |
2013 |
+ const struct acpi_data_node *data = to_acpi_data_node(fwnode); |
2014 |
+ struct acpi_data_node *dn; |
2015 |
+ |
2016 |
++ /* |
2017 |
++ * We can have a combination of device and data nodes, e.g. with |
2018 |
++ * hierarchical _DSD properties. Make sure the adev pointer is |
2019 |
++ * restored before going through data nodes, otherwise we will |
2020 |
++ * be looking for data_nodes below the last device found instead |
2021 |
++ * of the common fwnode shared by device_nodes and data_nodes. |
2022 |
++ */ |
2023 |
++ adev = to_acpi_device_node(fwnode); |
2024 |
+ if (adev) |
2025 |
+ head = &adev->data.subnodes; |
2026 |
+ else if (data) |
2027 |
+diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c |
2028 |
+index f80d298de3fa..8ad20ed0cb7c 100644 |
2029 |
+--- a/drivers/base/power/main.c |
2030 |
++++ b/drivers/base/power/main.c |
2031 |
+@@ -1747,6 +1747,10 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async) |
2032 |
+ if (dev->power.syscore) |
2033 |
+ goto Complete; |
2034 |
+ |
2035 |
++ /* Avoid direct_complete to let wakeup_path propagate. */ |
2036 |
++ if (device_may_wakeup(dev) || dev->power.wakeup_path) |
2037 |
++ dev->power.direct_complete = false; |
2038 |
++ |
2039 |
+ if (dev->power.direct_complete) { |
2040 |
+ if (pm_runtime_status_suspended(dev)) { |
2041 |
+ pm_runtime_disable(dev); |
2042 |
+diff --git a/drivers/bluetooth/btbcm.c b/drivers/bluetooth/btbcm.c |
2043 |
+index d5d6e6e5da3b..62d3aa2b26f6 100644 |
2044 |
+--- a/drivers/bluetooth/btbcm.c |
2045 |
++++ b/drivers/bluetooth/btbcm.c |
2046 |
+@@ -37,6 +37,7 @@ |
2047 |
+ #define BDADDR_BCM43430A0 (&(bdaddr_t) {{0xac, 0x1f, 0x12, 0xa0, 0x43, 0x43}}) |
2048 |
+ #define BDADDR_BCM4324B3 (&(bdaddr_t) {{0x00, 0x00, 0x00, 0xb3, 0x24, 0x43}}) |
2049 |
+ #define BDADDR_BCM4330B1 (&(bdaddr_t) {{0x00, 0x00, 0x00, 0xb1, 0x30, 0x43}}) |
2050 |
++#define BDADDR_BCM43341B (&(bdaddr_t) {{0xac, 0x1f, 0x00, 0x1b, 0x34, 0x43}}) |
2051 |
+ |
2052 |
+ int btbcm_check_bdaddr(struct hci_dev *hdev) |
2053 |
+ { |
2054 |
+@@ -82,7 +83,8 @@ int btbcm_check_bdaddr(struct hci_dev *hdev) |
2055 |
+ !bacmp(&bda->bdaddr, BDADDR_BCM20702A1) || |
2056 |
+ !bacmp(&bda->bdaddr, BDADDR_BCM4324B3) || |
2057 |
+ !bacmp(&bda->bdaddr, BDADDR_BCM4330B1) || |
2058 |
+- !bacmp(&bda->bdaddr, BDADDR_BCM43430A0)) { |
2059 |
++ !bacmp(&bda->bdaddr, BDADDR_BCM43430A0) || |
2060 |
++ !bacmp(&bda->bdaddr, BDADDR_BCM43341B)) { |
2061 |
+ bt_dev_info(hdev, "BCM: Using default device address (%pMR)", |
2062 |
+ &bda->bdaddr); |
2063 |
+ set_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks); |
2064 |
+diff --git a/drivers/bluetooth/btmtkuart.c b/drivers/bluetooth/btmtkuart.c |
2065 |
+index b0b680dd69f4..f5dbeec8e274 100644 |
2066 |
+--- a/drivers/bluetooth/btmtkuart.c |
2067 |
++++ b/drivers/bluetooth/btmtkuart.c |
2068 |
+@@ -661,7 +661,7 @@ static int btmtkuart_change_baudrate(struct hci_dev *hdev) |
2069 |
+ { |
2070 |
+ struct btmtkuart_dev *bdev = hci_get_drvdata(hdev); |
2071 |
+ struct btmtk_hci_wmt_params wmt_params; |
2072 |
+- u32 baudrate; |
2073 |
++ __le32 baudrate; |
2074 |
+ u8 param; |
2075 |
+ int err; |
2076 |
+ |
2077 |
+diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c |
2078 |
+index 237aea34b69f..d3b467792eb3 100644 |
2079 |
+--- a/drivers/bluetooth/hci_qca.c |
2080 |
++++ b/drivers/bluetooth/hci_qca.c |
2081 |
+@@ -508,6 +508,8 @@ static int qca_open(struct hci_uart *hu) |
2082 |
+ qcadev = serdev_device_get_drvdata(hu->serdev); |
2083 |
+ if (qcadev->btsoc_type != QCA_WCN3990) { |
2084 |
+ gpiod_set_value_cansleep(qcadev->bt_en, 1); |
2085 |
++ /* Controller needs time to bootup. */ |
2086 |
++ msleep(150); |
2087 |
+ } else { |
2088 |
+ hu->init_speed = qcadev->init_speed; |
2089 |
+ hu->oper_speed = qcadev->oper_speed; |
2090 |
+@@ -992,7 +994,8 @@ static int qca_set_baudrate(struct hci_dev *hdev, uint8_t baudrate) |
2091 |
+ while (!skb_queue_empty(&qca->txq)) |
2092 |
+ usleep_range(100, 200); |
2093 |
+ |
2094 |
+- serdev_device_wait_until_sent(hu->serdev, |
2095 |
++ if (hu->serdev) |
2096 |
++ serdev_device_wait_until_sent(hu->serdev, |
2097 |
+ msecs_to_jiffies(CMD_TRANS_TIMEOUT_MS)); |
2098 |
+ |
2099 |
+ /* Give the controller time to process the request */ |
2100 |
+diff --git a/drivers/char/hw_random/omap-rng.c b/drivers/char/hw_random/omap-rng.c |
2101 |
+index b65ff6962899..e9b6ac61fb7f 100644 |
2102 |
+--- a/drivers/char/hw_random/omap-rng.c |
2103 |
++++ b/drivers/char/hw_random/omap-rng.c |
2104 |
+@@ -443,6 +443,7 @@ static int omap_rng_probe(struct platform_device *pdev) |
2105 |
+ priv->rng.read = omap_rng_do_read; |
2106 |
+ priv->rng.init = omap_rng_init; |
2107 |
+ priv->rng.cleanup = omap_rng_cleanup; |
2108 |
++ priv->rng.quality = 900; |
2109 |
+ |
2110 |
+ priv->rng.priv = (unsigned long)priv; |
2111 |
+ platform_set_drvdata(pdev, priv); |
2112 |
+diff --git a/drivers/char/random.c b/drivers/char/random.c |
2113 |
+index 38c6d1af6d1c..af6e240f98ff 100644 |
2114 |
+--- a/drivers/char/random.c |
2115 |
++++ b/drivers/char/random.c |
2116 |
+@@ -777,6 +777,7 @@ static struct crng_state **crng_node_pool __read_mostly; |
2117 |
+ #endif |
2118 |
+ |
2119 |
+ static void invalidate_batched_entropy(void); |
2120 |
++static void numa_crng_init(void); |
2121 |
+ |
2122 |
+ static bool trust_cpu __ro_after_init = IS_ENABLED(CONFIG_RANDOM_TRUST_CPU); |
2123 |
+ static int __init parse_trust_cpu(char *arg) |
2124 |
+@@ -805,7 +806,9 @@ static void crng_initialize(struct crng_state *crng) |
2125 |
+ } |
2126 |
+ crng->state[i] ^= rv; |
2127 |
+ } |
2128 |
+- if (trust_cpu && arch_init) { |
2129 |
++ if (trust_cpu && arch_init && crng == &primary_crng) { |
2130 |
++ invalidate_batched_entropy(); |
2131 |
++ numa_crng_init(); |
2132 |
+ crng_init = 2; |
2133 |
+ pr_notice("random: crng done (trusting CPU's manufacturer)\n"); |
2134 |
+ } |
2135 |
+@@ -2211,8 +2214,8 @@ struct batched_entropy { |
2136 |
+ u32 entropy_u32[CHACHA_BLOCK_SIZE / sizeof(u32)]; |
2137 |
+ }; |
2138 |
+ unsigned int position; |
2139 |
++ spinlock_t batch_lock; |
2140 |
+ }; |
2141 |
+-static rwlock_t batched_entropy_reset_lock = __RW_LOCK_UNLOCKED(batched_entropy_reset_lock); |
2142 |
+ |
2143 |
+ /* |
2144 |
+ * Get a random word for internal kernel use only. The quality of the random |
2145 |
+@@ -2222,12 +2225,14 @@ static rwlock_t batched_entropy_reset_lock = __RW_LOCK_UNLOCKED(batched_entropy_ |
2146 |
+ * wait_for_random_bytes() should be called and return 0 at least once |
2147 |
+ * at any point prior. |
2148 |
+ */ |
2149 |
+-static DEFINE_PER_CPU(struct batched_entropy, batched_entropy_u64); |
2150 |
++static DEFINE_PER_CPU(struct batched_entropy, batched_entropy_u64) = { |
2151 |
++ .batch_lock = __SPIN_LOCK_UNLOCKED(batched_entropy_u64.lock), |
2152 |
++}; |
2153 |
++ |
2154 |
+ u64 get_random_u64(void) |
2155 |
+ { |
2156 |
+ u64 ret; |
2157 |
+- bool use_lock; |
2158 |
+- unsigned long flags = 0; |
2159 |
++ unsigned long flags; |
2160 |
+ struct batched_entropy *batch; |
2161 |
+ static void *previous; |
2162 |
+ |
2163 |
+@@ -2242,28 +2247,25 @@ u64 get_random_u64(void) |
2164 |
+ |
2165 |
+ warn_unseeded_randomness(&previous); |
2166 |
+ |
2167 |
+- use_lock = READ_ONCE(crng_init) < 2; |
2168 |
+- batch = &get_cpu_var(batched_entropy_u64); |
2169 |
+- if (use_lock) |
2170 |
+- read_lock_irqsave(&batched_entropy_reset_lock, flags); |
2171 |
++ batch = raw_cpu_ptr(&batched_entropy_u64); |
2172 |
++ spin_lock_irqsave(&batch->batch_lock, flags); |
2173 |
+ if (batch->position % ARRAY_SIZE(batch->entropy_u64) == 0) { |
2174 |
+ extract_crng((u8 *)batch->entropy_u64); |
2175 |
+ batch->position = 0; |
2176 |
+ } |
2177 |
+ ret = batch->entropy_u64[batch->position++]; |
2178 |
+- if (use_lock) |
2179 |
+- read_unlock_irqrestore(&batched_entropy_reset_lock, flags); |
2180 |
+- put_cpu_var(batched_entropy_u64); |
2181 |
++ spin_unlock_irqrestore(&batch->batch_lock, flags); |
2182 |
+ return ret; |
2183 |
+ } |
2184 |
+ EXPORT_SYMBOL(get_random_u64); |
2185 |
+ |
2186 |
+-static DEFINE_PER_CPU(struct batched_entropy, batched_entropy_u32); |
2187 |
++static DEFINE_PER_CPU(struct batched_entropy, batched_entropy_u32) = { |
2188 |
++ .batch_lock = __SPIN_LOCK_UNLOCKED(batched_entropy_u32.lock), |
2189 |
++}; |
2190 |
+ u32 get_random_u32(void) |
2191 |
+ { |
2192 |
+ u32 ret; |
2193 |
+- bool use_lock; |
2194 |
+- unsigned long flags = 0; |
2195 |
++ unsigned long flags; |
2196 |
+ struct batched_entropy *batch; |
2197 |
+ static void *previous; |
2198 |
+ |
2199 |
+@@ -2272,18 +2274,14 @@ u32 get_random_u32(void) |
2200 |
+ |
2201 |
+ warn_unseeded_randomness(&previous); |
2202 |
+ |
2203 |
+- use_lock = READ_ONCE(crng_init) < 2; |
2204 |
+- batch = &get_cpu_var(batched_entropy_u32); |
2205 |
+- if (use_lock) |
2206 |
+- read_lock_irqsave(&batched_entropy_reset_lock, flags); |
2207 |
++ batch = raw_cpu_ptr(&batched_entropy_u32); |
2208 |
++ spin_lock_irqsave(&batch->batch_lock, flags); |
2209 |
+ if (batch->position % ARRAY_SIZE(batch->entropy_u32) == 0) { |
2210 |
+ extract_crng((u8 *)batch->entropy_u32); |
2211 |
+ batch->position = 0; |
2212 |
+ } |
2213 |
+ ret = batch->entropy_u32[batch->position++]; |
2214 |
+- if (use_lock) |
2215 |
+- read_unlock_irqrestore(&batched_entropy_reset_lock, flags); |
2216 |
+- put_cpu_var(batched_entropy_u32); |
2217 |
++ spin_unlock_irqrestore(&batch->batch_lock, flags); |
2218 |
+ return ret; |
2219 |
+ } |
2220 |
+ EXPORT_SYMBOL(get_random_u32); |
2221 |
+@@ -2297,12 +2295,19 @@ static void invalidate_batched_entropy(void) |
2222 |
+ int cpu; |
2223 |
+ unsigned long flags; |
2224 |
+ |
2225 |
+- write_lock_irqsave(&batched_entropy_reset_lock, flags); |
2226 |
+ for_each_possible_cpu (cpu) { |
2227 |
+- per_cpu_ptr(&batched_entropy_u32, cpu)->position = 0; |
2228 |
+- per_cpu_ptr(&batched_entropy_u64, cpu)->position = 0; |
2229 |
++ struct batched_entropy *batched_entropy; |
2230 |
++ |
2231 |
++ batched_entropy = per_cpu_ptr(&batched_entropy_u32, cpu); |
2232 |
++ spin_lock_irqsave(&batched_entropy->batch_lock, flags); |
2233 |
++ batched_entropy->position = 0; |
2234 |
++ spin_unlock(&batched_entropy->batch_lock); |
2235 |
++ |
2236 |
++ batched_entropy = per_cpu_ptr(&batched_entropy_u64, cpu); |
2237 |
++ spin_lock(&batched_entropy->batch_lock); |
2238 |
++ batched_entropy->position = 0; |
2239 |
++ spin_unlock_irqrestore(&batched_entropy->batch_lock, flags); |
2240 |
+ } |
2241 |
+- write_unlock_irqrestore(&batched_entropy_reset_lock, flags); |
2242 |
+ } |
2243 |
+ |
2244 |
+ /** |
2245 |
+diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c |
2246 |
+index fbeb71953526..05dbfdb9f4af 100644 |
2247 |
+--- a/drivers/char/virtio_console.c |
2248 |
++++ b/drivers/char/virtio_console.c |
2249 |
+@@ -75,7 +75,7 @@ struct ports_driver_data { |
2250 |
+ /* All the console devices handled by this driver */ |
2251 |
+ struct list_head consoles; |
2252 |
+ }; |
2253 |
+-static struct ports_driver_data pdrvdata; |
2254 |
++static struct ports_driver_data pdrvdata = { .next_vtermno = 1}; |
2255 |
+ |
2256 |
+ static DEFINE_SPINLOCK(pdrvdata_lock); |
2257 |
+ static DECLARE_COMPLETION(early_console_added); |
2258 |
+@@ -1394,6 +1394,7 @@ static int add_port(struct ports_device *portdev, u32 id) |
2259 |
+ port->async_queue = NULL; |
2260 |
+ |
2261 |
+ port->cons.ws.ws_row = port->cons.ws.ws_col = 0; |
2262 |
++ port->cons.vtermno = 0; |
2263 |
+ |
2264 |
+ port->host_connected = port->guest_connected = false; |
2265 |
+ port->stats = (struct port_stats) { 0 }; |
2266 |
+diff --git a/drivers/clk/renesas/r8a774a1-cpg-mssr.c b/drivers/clk/renesas/r8a774a1-cpg-mssr.c |
2267 |
+index 4d92b27a6153..7a4c5957939a 100644 |
2268 |
+--- a/drivers/clk/renesas/r8a774a1-cpg-mssr.c |
2269 |
++++ b/drivers/clk/renesas/r8a774a1-cpg-mssr.c |
2270 |
+@@ -123,8 +123,8 @@ static const struct mssr_mod_clk r8a774a1_mod_clks[] __initconst = { |
2271 |
+ DEF_MOD("msiof2", 209, R8A774A1_CLK_MSO), |
2272 |
+ DEF_MOD("msiof1", 210, R8A774A1_CLK_MSO), |
2273 |
+ DEF_MOD("msiof0", 211, R8A774A1_CLK_MSO), |
2274 |
+- DEF_MOD("sys-dmac2", 217, R8A774A1_CLK_S0D3), |
2275 |
+- DEF_MOD("sys-dmac1", 218, R8A774A1_CLK_S0D3), |
2276 |
++ DEF_MOD("sys-dmac2", 217, R8A774A1_CLK_S3D1), |
2277 |
++ DEF_MOD("sys-dmac1", 218, R8A774A1_CLK_S3D1), |
2278 |
+ DEF_MOD("sys-dmac0", 219, R8A774A1_CLK_S0D3), |
2279 |
+ DEF_MOD("cmt3", 300, R8A774A1_CLK_R), |
2280 |
+ DEF_MOD("cmt2", 301, R8A774A1_CLK_R), |
2281 |
+@@ -143,8 +143,8 @@ static const struct mssr_mod_clk r8a774a1_mod_clks[] __initconst = { |
2282 |
+ DEF_MOD("rwdt", 402, R8A774A1_CLK_R), |
2283 |
+ DEF_MOD("intc-ex", 407, R8A774A1_CLK_CP), |
2284 |
+ DEF_MOD("intc-ap", 408, R8A774A1_CLK_S0D3), |
2285 |
+- DEF_MOD("audmac1", 501, R8A774A1_CLK_S0D3), |
2286 |
+- DEF_MOD("audmac0", 502, R8A774A1_CLK_S0D3), |
2287 |
++ DEF_MOD("audmac1", 501, R8A774A1_CLK_S1D2), |
2288 |
++ DEF_MOD("audmac0", 502, R8A774A1_CLK_S1D2), |
2289 |
+ DEF_MOD("hscif4", 516, R8A774A1_CLK_S3D1), |
2290 |
+ DEF_MOD("hscif3", 517, R8A774A1_CLK_S3D1), |
2291 |
+ DEF_MOD("hscif2", 518, R8A774A1_CLK_S3D1), |
2292 |
+diff --git a/drivers/clk/renesas/r8a774c0-cpg-mssr.c b/drivers/clk/renesas/r8a774c0-cpg-mssr.c |
2293 |
+index 34e274f2a273..93dacd826fd0 100644 |
2294 |
+--- a/drivers/clk/renesas/r8a774c0-cpg-mssr.c |
2295 |
++++ b/drivers/clk/renesas/r8a774c0-cpg-mssr.c |
2296 |
+@@ -157,7 +157,7 @@ static const struct mssr_mod_clk r8a774c0_mod_clks[] __initconst = { |
2297 |
+ DEF_MOD("intc-ex", 407, R8A774C0_CLK_CP), |
2298 |
+ DEF_MOD("intc-ap", 408, R8A774C0_CLK_S0D3), |
2299 |
+ |
2300 |
+- DEF_MOD("audmac0", 502, R8A774C0_CLK_S3D4), |
2301 |
++ DEF_MOD("audmac0", 502, R8A774C0_CLK_S1D2), |
2302 |
+ DEF_MOD("hscif4", 516, R8A774C0_CLK_S3D1C), |
2303 |
+ DEF_MOD("hscif3", 517, R8A774C0_CLK_S3D1C), |
2304 |
+ DEF_MOD("hscif2", 518, R8A774C0_CLK_S3D1C), |
2305 |
+diff --git a/drivers/clk/renesas/r8a7795-cpg-mssr.c b/drivers/clk/renesas/r8a7795-cpg-mssr.c |
2306 |
+index 86842c9fd314..0825cd0ff286 100644 |
2307 |
+--- a/drivers/clk/renesas/r8a7795-cpg-mssr.c |
2308 |
++++ b/drivers/clk/renesas/r8a7795-cpg-mssr.c |
2309 |
+@@ -129,8 +129,8 @@ static struct mssr_mod_clk r8a7795_mod_clks[] __initdata = { |
2310 |
+ DEF_MOD("msiof2", 209, R8A7795_CLK_MSO), |
2311 |
+ DEF_MOD("msiof1", 210, R8A7795_CLK_MSO), |
2312 |
+ DEF_MOD("msiof0", 211, R8A7795_CLK_MSO), |
2313 |
+- DEF_MOD("sys-dmac2", 217, R8A7795_CLK_S0D3), |
2314 |
+- DEF_MOD("sys-dmac1", 218, R8A7795_CLK_S0D3), |
2315 |
++ DEF_MOD("sys-dmac2", 217, R8A7795_CLK_S3D1), |
2316 |
++ DEF_MOD("sys-dmac1", 218, R8A7795_CLK_S3D1), |
2317 |
+ DEF_MOD("sys-dmac0", 219, R8A7795_CLK_S0D3), |
2318 |
+ DEF_MOD("sceg-pub", 229, R8A7795_CLK_CR), |
2319 |
+ DEF_MOD("cmt3", 300, R8A7795_CLK_R), |
2320 |
+@@ -153,8 +153,8 @@ static struct mssr_mod_clk r8a7795_mod_clks[] __initdata = { |
2321 |
+ DEF_MOD("rwdt", 402, R8A7795_CLK_R), |
2322 |
+ DEF_MOD("intc-ex", 407, R8A7795_CLK_CP), |
2323 |
+ DEF_MOD("intc-ap", 408, R8A7795_CLK_S0D3), |
2324 |
+- DEF_MOD("audmac1", 501, R8A7795_CLK_S0D3), |
2325 |
+- DEF_MOD("audmac0", 502, R8A7795_CLK_S0D3), |
2326 |
++ DEF_MOD("audmac1", 501, R8A7795_CLK_S1D2), |
2327 |
++ DEF_MOD("audmac0", 502, R8A7795_CLK_S1D2), |
2328 |
+ DEF_MOD("drif7", 508, R8A7795_CLK_S3D2), |
2329 |
+ DEF_MOD("drif6", 509, R8A7795_CLK_S3D2), |
2330 |
+ DEF_MOD("drif5", 510, R8A7795_CLK_S3D2), |
2331 |
+diff --git a/drivers/clk/renesas/r8a7796-cpg-mssr.c b/drivers/clk/renesas/r8a7796-cpg-mssr.c |
2332 |
+index 12c455859f2c..997cd956f12b 100644 |
2333 |
+--- a/drivers/clk/renesas/r8a7796-cpg-mssr.c |
2334 |
++++ b/drivers/clk/renesas/r8a7796-cpg-mssr.c |
2335 |
+@@ -126,8 +126,8 @@ static const struct mssr_mod_clk r8a7796_mod_clks[] __initconst = { |
2336 |
+ DEF_MOD("msiof2", 209, R8A7796_CLK_MSO), |
2337 |
+ DEF_MOD("msiof1", 210, R8A7796_CLK_MSO), |
2338 |
+ DEF_MOD("msiof0", 211, R8A7796_CLK_MSO), |
2339 |
+- DEF_MOD("sys-dmac2", 217, R8A7796_CLK_S0D3), |
2340 |
+- DEF_MOD("sys-dmac1", 218, R8A7796_CLK_S0D3), |
2341 |
++ DEF_MOD("sys-dmac2", 217, R8A7796_CLK_S3D1), |
2342 |
++ DEF_MOD("sys-dmac1", 218, R8A7796_CLK_S3D1), |
2343 |
+ DEF_MOD("sys-dmac0", 219, R8A7796_CLK_S0D3), |
2344 |
+ DEF_MOD("cmt3", 300, R8A7796_CLK_R), |
2345 |
+ DEF_MOD("cmt2", 301, R8A7796_CLK_R), |
2346 |
+@@ -146,8 +146,8 @@ static const struct mssr_mod_clk r8a7796_mod_clks[] __initconst = { |
2347 |
+ DEF_MOD("rwdt", 402, R8A7796_CLK_R), |
2348 |
+ DEF_MOD("intc-ex", 407, R8A7796_CLK_CP), |
2349 |
+ DEF_MOD("intc-ap", 408, R8A7796_CLK_S0D3), |
2350 |
+- DEF_MOD("audmac1", 501, R8A7796_CLK_S0D3), |
2351 |
+- DEF_MOD("audmac0", 502, R8A7796_CLK_S0D3), |
2352 |
++ DEF_MOD("audmac1", 501, R8A7796_CLK_S1D2), |
2353 |
++ DEF_MOD("audmac0", 502, R8A7796_CLK_S1D2), |
2354 |
+ DEF_MOD("drif7", 508, R8A7796_CLK_S3D2), |
2355 |
+ DEF_MOD("drif6", 509, R8A7796_CLK_S3D2), |
2356 |
+ DEF_MOD("drif5", 510, R8A7796_CLK_S3D2), |
2357 |
+diff --git a/drivers/clk/renesas/r8a77965-cpg-mssr.c b/drivers/clk/renesas/r8a77965-cpg-mssr.c |
2358 |
+index eb1cca58a1e1..afc9c72fa094 100644 |
2359 |
+--- a/drivers/clk/renesas/r8a77965-cpg-mssr.c |
2360 |
++++ b/drivers/clk/renesas/r8a77965-cpg-mssr.c |
2361 |
+@@ -123,8 +123,8 @@ static const struct mssr_mod_clk r8a77965_mod_clks[] __initconst = { |
2362 |
+ DEF_MOD("msiof2", 209, R8A77965_CLK_MSO), |
2363 |
+ DEF_MOD("msiof1", 210, R8A77965_CLK_MSO), |
2364 |
+ DEF_MOD("msiof0", 211, R8A77965_CLK_MSO), |
2365 |
+- DEF_MOD("sys-dmac2", 217, R8A77965_CLK_S0D3), |
2366 |
+- DEF_MOD("sys-dmac1", 218, R8A77965_CLK_S0D3), |
2367 |
++ DEF_MOD("sys-dmac2", 217, R8A77965_CLK_S3D1), |
2368 |
++ DEF_MOD("sys-dmac1", 218, R8A77965_CLK_S3D1), |
2369 |
+ DEF_MOD("sys-dmac0", 219, R8A77965_CLK_S0D3), |
2370 |
+ |
2371 |
+ DEF_MOD("cmt3", 300, R8A77965_CLK_R), |
2372 |
+@@ -146,8 +146,8 @@ static const struct mssr_mod_clk r8a77965_mod_clks[] __initconst = { |
2373 |
+ DEF_MOD("intc-ex", 407, R8A77965_CLK_CP), |
2374 |
+ DEF_MOD("intc-ap", 408, R8A77965_CLK_S0D3), |
2375 |
+ |
2376 |
+- DEF_MOD("audmac1", 501, R8A77965_CLK_S0D3), |
2377 |
+- DEF_MOD("audmac0", 502, R8A77965_CLK_S0D3), |
2378 |
++ DEF_MOD("audmac1", 501, R8A77965_CLK_S1D2), |
2379 |
++ DEF_MOD("audmac0", 502, R8A77965_CLK_S1D2), |
2380 |
+ DEF_MOD("drif7", 508, R8A77965_CLK_S3D2), |
2381 |
+ DEF_MOD("drif6", 509, R8A77965_CLK_S3D2), |
2382 |
+ DEF_MOD("drif5", 510, R8A77965_CLK_S3D2), |
2383 |
+diff --git a/drivers/clk/renesas/r8a77990-cpg-mssr.c b/drivers/clk/renesas/r8a77990-cpg-mssr.c |
2384 |
+index 9a278c75c918..03f445d47ef6 100644 |
2385 |
+--- a/drivers/clk/renesas/r8a77990-cpg-mssr.c |
2386 |
++++ b/drivers/clk/renesas/r8a77990-cpg-mssr.c |
2387 |
+@@ -152,7 +152,7 @@ static const struct mssr_mod_clk r8a77990_mod_clks[] __initconst = { |
2388 |
+ DEF_MOD("intc-ex", 407, R8A77990_CLK_CP), |
2389 |
+ DEF_MOD("intc-ap", 408, R8A77990_CLK_S0D3), |
2390 |
+ |
2391 |
+- DEF_MOD("audmac0", 502, R8A77990_CLK_S3D4), |
2392 |
++ DEF_MOD("audmac0", 502, R8A77990_CLK_S1D2), |
2393 |
+ DEF_MOD("drif7", 508, R8A77990_CLK_S3D2), |
2394 |
+ DEF_MOD("drif6", 509, R8A77990_CLK_S3D2), |
2395 |
+ DEF_MOD("drif5", 510, R8A77990_CLK_S3D2), |
2396 |
+diff --git a/drivers/clk/renesas/r8a77995-cpg-mssr.c b/drivers/clk/renesas/r8a77995-cpg-mssr.c |
2397 |
+index eee3874865a9..68707277b17b 100644 |
2398 |
+--- a/drivers/clk/renesas/r8a77995-cpg-mssr.c |
2399 |
++++ b/drivers/clk/renesas/r8a77995-cpg-mssr.c |
2400 |
+@@ -133,7 +133,7 @@ static const struct mssr_mod_clk r8a77995_mod_clks[] __initconst = { |
2401 |
+ DEF_MOD("rwdt", 402, R8A77995_CLK_R), |
2402 |
+ DEF_MOD("intc-ex", 407, R8A77995_CLK_CP), |
2403 |
+ DEF_MOD("intc-ap", 408, R8A77995_CLK_S1D2), |
2404 |
+- DEF_MOD("audmac0", 502, R8A77995_CLK_S3D1), |
2405 |
++ DEF_MOD("audmac0", 502, R8A77995_CLK_S1D2), |
2406 |
+ DEF_MOD("hscif3", 517, R8A77995_CLK_S3D1C), |
2407 |
+ DEF_MOD("hscif0", 520, R8A77995_CLK_S3D1C), |
2408 |
+ DEF_MOD("thermal", 522, R8A77995_CLK_CP), |
2409 |
+diff --git a/drivers/clk/rockchip/clk-rk3288.c b/drivers/clk/rockchip/clk-rk3288.c |
2410 |
+index 5a67b7869960..355d6a3611db 100644 |
2411 |
+--- a/drivers/clk/rockchip/clk-rk3288.c |
2412 |
++++ b/drivers/clk/rockchip/clk-rk3288.c |
2413 |
+@@ -219,7 +219,7 @@ PNAME(mux_hsadcout_p) = { "hsadc_src", "ext_hsadc" }; |
2414 |
+ PNAME(mux_edp_24m_p) = { "ext_edp_24m", "xin24m" }; |
2415 |
+ PNAME(mux_tspout_p) = { "cpll", "gpll", "npll", "xin27m" }; |
2416 |
+ |
2417 |
+-PNAME(mux_aclk_vcodec_pre_p) = { "aclk_vepu", "aclk_vdpu" }; |
2418 |
++PNAME(mux_aclk_vcodec_pre_p) = { "aclk_vdpu", "aclk_vepu" }; |
2419 |
+ PNAME(mux_usbphy480m_p) = { "sclk_otgphy1_480m", "sclk_otgphy2_480m", |
2420 |
+ "sclk_otgphy0_480m" }; |
2421 |
+ PNAME(mux_hsicphy480m_p) = { "cpll", "gpll", "usbphy480m_src" }; |
2422 |
+@@ -313,13 +313,13 @@ static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = { |
2423 |
+ COMPOSITE_NOMUX(0, "aclk_core_mp", "armclk", CLK_IGNORE_UNUSED, |
2424 |
+ RK3288_CLKSEL_CON(0), 4, 4, DFLAGS | CLK_DIVIDER_READ_ONLY, |
2425 |
+ RK3288_CLKGATE_CON(12), 6, GFLAGS), |
2426 |
+- COMPOSITE_NOMUX(0, "atclk", "armclk", CLK_IGNORE_UNUSED, |
2427 |
++ COMPOSITE_NOMUX(0, "atclk", "armclk", 0, |
2428 |
+ RK3288_CLKSEL_CON(37), 4, 5, DFLAGS | CLK_DIVIDER_READ_ONLY, |
2429 |
+ RK3288_CLKGATE_CON(12), 7, GFLAGS), |
2430 |
+ COMPOSITE_NOMUX(0, "pclk_dbg_pre", "armclk", CLK_IGNORE_UNUSED, |
2431 |
+ RK3288_CLKSEL_CON(37), 9, 5, DFLAGS | CLK_DIVIDER_READ_ONLY, |
2432 |
+ RK3288_CLKGATE_CON(12), 8, GFLAGS), |
2433 |
+- GATE(0, "pclk_dbg", "pclk_dbg_pre", CLK_IGNORE_UNUSED, |
2434 |
++ GATE(0, "pclk_dbg", "pclk_dbg_pre", 0, |
2435 |
+ RK3288_CLKGATE_CON(12), 9, GFLAGS), |
2436 |
+ GATE(0, "cs_dbg", "pclk_dbg_pre", CLK_IGNORE_UNUSED, |
2437 |
+ RK3288_CLKGATE_CON(12), 10, GFLAGS), |
2438 |
+@@ -420,7 +420,7 @@ static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = { |
2439 |
+ COMPOSITE(0, "aclk_vdpu", mux_pll_src_cpll_gpll_usb480m_p, 0, |
2440 |
+ RK3288_CLKSEL_CON(32), 14, 2, MFLAGS, 8, 5, DFLAGS, |
2441 |
+ RK3288_CLKGATE_CON(3), 11, GFLAGS), |
2442 |
+- MUXGRF(0, "aclk_vcodec_pre", mux_aclk_vcodec_pre_p, 0, |
2443 |
++ MUXGRF(0, "aclk_vcodec_pre", mux_aclk_vcodec_pre_p, CLK_SET_RATE_PARENT, |
2444 |
+ RK3288_GRF_SOC_CON(0), 7, 1, MFLAGS), |
2445 |
+ GATE(ACLK_VCODEC, "aclk_vcodec", "aclk_vcodec_pre", 0, |
2446 |
+ RK3288_CLKGATE_CON(9), 0, GFLAGS), |
2447 |
+@@ -647,7 +647,7 @@ static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = { |
2448 |
+ INVERTER(SCLK_HSADC, "sclk_hsadc", "sclk_hsadc_out", |
2449 |
+ RK3288_CLKSEL_CON(22), 7, IFLAGS), |
2450 |
+ |
2451 |
+- GATE(0, "jtag", "ext_jtag", CLK_IGNORE_UNUSED, |
2452 |
++ GATE(0, "jtag", "ext_jtag", 0, |
2453 |
+ RK3288_CLKGATE_CON(4), 14, GFLAGS), |
2454 |
+ |
2455 |
+ COMPOSITE_NODIV(SCLK_USBPHY480M_SRC, "usbphy480m_src", mux_usbphy480m_p, 0, |
2456 |
+@@ -656,7 +656,7 @@ static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = { |
2457 |
+ COMPOSITE_NODIV(SCLK_HSICPHY480M, "sclk_hsicphy480m", mux_hsicphy480m_p, 0, |
2458 |
+ RK3288_CLKSEL_CON(29), 0, 2, MFLAGS, |
2459 |
+ RK3288_CLKGATE_CON(3), 6, GFLAGS), |
2460 |
+- GATE(0, "hsicphy12m_xin12m", "xin12m", CLK_IGNORE_UNUSED, |
2461 |
++ GATE(0, "hsicphy12m_xin12m", "xin12m", 0, |
2462 |
+ RK3288_CLKGATE_CON(13), 9, GFLAGS), |
2463 |
+ DIV(0, "hsicphy12m_usbphy", "sclk_hsicphy480m", 0, |
2464 |
+ RK3288_CLKSEL_CON(11), 8, 6, DFLAGS), |
2465 |
+@@ -697,7 +697,7 @@ static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = { |
2466 |
+ GATE(PCLK_TZPC, "pclk_tzpc", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 3, GFLAGS), |
2467 |
+ GATE(PCLK_UART2, "pclk_uart2", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 9, GFLAGS), |
2468 |
+ GATE(PCLK_EFUSE256, "pclk_efuse_256", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 10, GFLAGS), |
2469 |
+- GATE(PCLK_RKPWM, "pclk_rkpwm", "pclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 11, GFLAGS), |
2470 |
++ GATE(PCLK_RKPWM, "pclk_rkpwm", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 11, GFLAGS), |
2471 |
+ |
2472 |
+ /* ddrctrl [DDR Controller PHY clock] gates */ |
2473 |
+ GATE(0, "nclk_ddrupctl0", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 4, GFLAGS), |
2474 |
+@@ -837,12 +837,9 @@ static const char *const rk3288_critical_clocks[] __initconst = { |
2475 |
+ "pclk_alive_niu", |
2476 |
+ "pclk_pd_pmu", |
2477 |
+ "pclk_pmu_niu", |
2478 |
+- "pclk_core_niu", |
2479 |
+- "pclk_ddrupctl0", |
2480 |
+- "pclk_publ0", |
2481 |
+- "pclk_ddrupctl1", |
2482 |
+- "pclk_publ1", |
2483 |
+ "pmu_hclk_otg0", |
2484 |
++ /* pwm-regulators on some boards, so handoff-critical later */ |
2485 |
++ "pclk_rkpwm", |
2486 |
+ }; |
2487 |
+ |
2488 |
+ static void __iomem *rk3288_cru_base; |
2489 |
+diff --git a/drivers/clk/zynqmp/divider.c b/drivers/clk/zynqmp/divider.c |
2490 |
+index a371c66e72ef..bd9b5fbc443b 100644 |
2491 |
+--- a/drivers/clk/zynqmp/divider.c |
2492 |
++++ b/drivers/clk/zynqmp/divider.c |
2493 |
+@@ -31,12 +31,14 @@ |
2494 |
+ * struct zynqmp_clk_divider - adjustable divider clock |
2495 |
+ * @hw: handle between common and hardware-specific interfaces |
2496 |
+ * @flags: Hardware specific flags |
2497 |
++ * @is_frac: The divider is a fractional divider |
2498 |
+ * @clk_id: Id of clock |
2499 |
+ * @div_type: divisor type (TYPE_DIV1 or TYPE_DIV2) |
2500 |
+ */ |
2501 |
+ struct zynqmp_clk_divider { |
2502 |
+ struct clk_hw hw; |
2503 |
+ u8 flags; |
2504 |
++ bool is_frac; |
2505 |
+ u32 clk_id; |
2506 |
+ u32 div_type; |
2507 |
+ }; |
2508 |
+@@ -116,8 +118,7 @@ static long zynqmp_clk_divider_round_rate(struct clk_hw *hw, |
2509 |
+ |
2510 |
+ bestdiv = zynqmp_divider_get_val(*prate, rate); |
2511 |
+ |
2512 |
+- if ((clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) && |
2513 |
+- (divider->flags & CLK_FRAC)) |
2514 |
++ if ((clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) && divider->is_frac) |
2515 |
+ bestdiv = rate % *prate ? 1 : bestdiv; |
2516 |
+ *prate = rate * bestdiv; |
2517 |
+ |
2518 |
+@@ -195,11 +196,13 @@ struct clk_hw *zynqmp_clk_register_divider(const char *name, |
2519 |
+ |
2520 |
+ init.name = name; |
2521 |
+ init.ops = &zynqmp_clk_divider_ops; |
2522 |
+- init.flags = nodes->flag; |
2523 |
++ /* CLK_FRAC is not defined in the common clk framework */ |
2524 |
++ init.flags = nodes->flag & ~CLK_FRAC; |
2525 |
+ init.parent_names = parents; |
2526 |
+ init.num_parents = 1; |
2527 |
+ |
2528 |
+ /* struct clk_divider assignments */ |
2529 |
++ div->is_frac = !!(nodes->flag & CLK_FRAC); |
2530 |
+ div->flags = nodes->type_flag; |
2531 |
+ div->hw.init = &init; |
2532 |
+ div->clk_id = clk_id; |
2533 |
+diff --git a/drivers/cpufreq/armada-8k-cpufreq.c b/drivers/cpufreq/armada-8k-cpufreq.c |
2534 |
+index b3f4bd647e9b..988ebc326bdb 100644 |
2535 |
+--- a/drivers/cpufreq/armada-8k-cpufreq.c |
2536 |
++++ b/drivers/cpufreq/armada-8k-cpufreq.c |
2537 |
+@@ -132,6 +132,7 @@ static int __init armada_8k_cpufreq_init(void) |
2538 |
+ of_node_put(node); |
2539 |
+ return -ENODEV; |
2540 |
+ } |
2541 |
++ of_node_put(node); |
2542 |
+ |
2543 |
+ nb_cpus = num_possible_cpus(); |
2544 |
+ freq_tables = kcalloc(nb_cpus, sizeof(*freq_tables), GFP_KERNEL); |
2545 |
+diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c |
2546 |
+index e10922709d13..bbf79544d0ad 100644 |
2547 |
+--- a/drivers/cpufreq/cpufreq.c |
2548 |
++++ b/drivers/cpufreq/cpufreq.c |
2549 |
+@@ -1098,6 +1098,7 @@ static struct cpufreq_policy *cpufreq_policy_alloc(unsigned int cpu) |
2550 |
+ cpufreq_global_kobject, "policy%u", cpu); |
2551 |
+ if (ret) { |
2552 |
+ pr_err("%s: failed to init policy->kobj: %d\n", __func__, ret); |
2553 |
++ kobject_put(&policy->kobj); |
2554 |
+ goto err_free_real_cpus; |
2555 |
+ } |
2556 |
+ |
2557 |
+diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c |
2558 |
+index ffa9adeaba31..9d1d9bf02710 100644 |
2559 |
+--- a/drivers/cpufreq/cpufreq_governor.c |
2560 |
++++ b/drivers/cpufreq/cpufreq_governor.c |
2561 |
+@@ -459,6 +459,8 @@ int cpufreq_dbs_governor_init(struct cpufreq_policy *policy) |
2562 |
+ /* Failure, so roll back. */ |
2563 |
+ pr_err("initialization failed (dbs_data kobject init error %d)\n", ret); |
2564 |
+ |
2565 |
++ kobject_put(&dbs_data->attr_set.kobj); |
2566 |
++ |
2567 |
+ policy->governor_data = NULL; |
2568 |
+ |
2569 |
+ if (!have_governor_per_policy()) |
2570 |
+diff --git a/drivers/cpufreq/imx6q-cpufreq.c b/drivers/cpufreq/imx6q-cpufreq.c |
2571 |
+index a4ff09f91c8f..3e17560b1efe 100644 |
2572 |
+--- a/drivers/cpufreq/imx6q-cpufreq.c |
2573 |
++++ b/drivers/cpufreq/imx6q-cpufreq.c |
2574 |
+@@ -388,11 +388,11 @@ static int imx6q_cpufreq_probe(struct platform_device *pdev) |
2575 |
+ ret = imx6ul_opp_check_speed_grading(cpu_dev); |
2576 |
+ if (ret) { |
2577 |
+ if (ret == -EPROBE_DEFER) |
2578 |
+- return ret; |
2579 |
++ goto put_node; |
2580 |
+ |
2581 |
+ dev_err(cpu_dev, "failed to read ocotp: %d\n", |
2582 |
+ ret); |
2583 |
+- return ret; |
2584 |
++ goto put_node; |
2585 |
+ } |
2586 |
+ } else { |
2587 |
+ imx6q_opp_check_speed_grading(cpu_dev); |
2588 |
+diff --git a/drivers/cpufreq/kirkwood-cpufreq.c b/drivers/cpufreq/kirkwood-cpufreq.c |
2589 |
+index c2dd43f3f5d8..8d63a6dc8383 100644 |
2590 |
+--- a/drivers/cpufreq/kirkwood-cpufreq.c |
2591 |
++++ b/drivers/cpufreq/kirkwood-cpufreq.c |
2592 |
+@@ -124,13 +124,14 @@ static int kirkwood_cpufreq_probe(struct platform_device *pdev) |
2593 |
+ priv.cpu_clk = of_clk_get_by_name(np, "cpu_clk"); |
2594 |
+ if (IS_ERR(priv.cpu_clk)) { |
2595 |
+ dev_err(priv.dev, "Unable to get cpuclk\n"); |
2596 |
+- return PTR_ERR(priv.cpu_clk); |
2597 |
++ err = PTR_ERR(priv.cpu_clk); |
2598 |
++ goto out_node; |
2599 |
+ } |
2600 |
+ |
2601 |
+ err = clk_prepare_enable(priv.cpu_clk); |
2602 |
+ if (err) { |
2603 |
+ dev_err(priv.dev, "Unable to prepare cpuclk\n"); |
2604 |
+- return err; |
2605 |
++ goto out_node; |
2606 |
+ } |
2607 |
+ |
2608 |
+ kirkwood_freq_table[0].frequency = clk_get_rate(priv.cpu_clk) / 1000; |
2609 |
+@@ -161,20 +162,22 @@ static int kirkwood_cpufreq_probe(struct platform_device *pdev) |
2610 |
+ goto out_ddr; |
2611 |
+ } |
2612 |
+ |
2613 |
+- of_node_put(np); |
2614 |
+- np = NULL; |
2615 |
+- |
2616 |
+ err = cpufreq_register_driver(&kirkwood_cpufreq_driver); |
2617 |
+- if (!err) |
2618 |
+- return 0; |
2619 |
++ if (err) { |
2620 |
++ dev_err(priv.dev, "Failed to register cpufreq driver\n"); |
2621 |
++ goto out_powersave; |
2622 |
++ } |
2623 |
+ |
2624 |
+- dev_err(priv.dev, "Failed to register cpufreq driver\n"); |
2625 |
++ of_node_put(np); |
2626 |
++ return 0; |
2627 |
+ |
2628 |
++out_powersave: |
2629 |
+ clk_disable_unprepare(priv.powersave_clk); |
2630 |
+ out_ddr: |
2631 |
+ clk_disable_unprepare(priv.ddr_clk); |
2632 |
+ out_cpu: |
2633 |
+ clk_disable_unprepare(priv.cpu_clk); |
2634 |
++out_node: |
2635 |
+ of_node_put(np); |
2636 |
+ |
2637 |
+ return err; |
2638 |
+diff --git a/drivers/cpufreq/pasemi-cpufreq.c b/drivers/cpufreq/pasemi-cpufreq.c |
2639 |
+index 75dfbd2a58ea..c7710c149de8 100644 |
2640 |
+--- a/drivers/cpufreq/pasemi-cpufreq.c |
2641 |
++++ b/drivers/cpufreq/pasemi-cpufreq.c |
2642 |
+@@ -146,6 +146,7 @@ static int pas_cpufreq_cpu_init(struct cpufreq_policy *policy) |
2643 |
+ |
2644 |
+ cpu = of_get_cpu_node(policy->cpu, NULL); |
2645 |
+ |
2646 |
++ of_node_put(cpu); |
2647 |
+ if (!cpu) |
2648 |
+ goto out; |
2649 |
+ |
2650 |
+diff --git a/drivers/cpufreq/pmac32-cpufreq.c b/drivers/cpufreq/pmac32-cpufreq.c |
2651 |
+index 52f0d91d30c1..9b4ce2eb8222 100644 |
2652 |
+--- a/drivers/cpufreq/pmac32-cpufreq.c |
2653 |
++++ b/drivers/cpufreq/pmac32-cpufreq.c |
2654 |
+@@ -552,6 +552,7 @@ static int pmac_cpufreq_init_7447A(struct device_node *cpunode) |
2655 |
+ volt_gpio_np = of_find_node_by_name(NULL, "cpu-vcore-select"); |
2656 |
+ if (volt_gpio_np) |
2657 |
+ voltage_gpio = read_gpio(volt_gpio_np); |
2658 |
++ of_node_put(volt_gpio_np); |
2659 |
+ if (!voltage_gpio){ |
2660 |
+ pr_err("missing cpu-vcore-select gpio\n"); |
2661 |
+ return 1; |
2662 |
+@@ -588,6 +589,7 @@ static int pmac_cpufreq_init_750FX(struct device_node *cpunode) |
2663 |
+ if (volt_gpio_np) |
2664 |
+ voltage_gpio = read_gpio(volt_gpio_np); |
2665 |
+ |
2666 |
++ of_node_put(volt_gpio_np); |
2667 |
+ pvr = mfspr(SPRN_PVR); |
2668 |
+ has_cpu_l2lve = !((pvr & 0xf00) == 0x100); |
2669 |
+ |
2670 |
+diff --git a/drivers/cpufreq/ppc_cbe_cpufreq.c b/drivers/cpufreq/ppc_cbe_cpufreq.c |
2671 |
+index 41a0f0be3f9f..8414c3a4ea08 100644 |
2672 |
+--- a/drivers/cpufreq/ppc_cbe_cpufreq.c |
2673 |
++++ b/drivers/cpufreq/ppc_cbe_cpufreq.c |
2674 |
+@@ -86,6 +86,7 @@ static int cbe_cpufreq_cpu_init(struct cpufreq_policy *policy) |
2675 |
+ if (!cbe_get_cpu_pmd_regs(policy->cpu) || |
2676 |
+ !cbe_get_cpu_mic_tm_regs(policy->cpu)) { |
2677 |
+ pr_info("invalid CBE regs pointers for cpufreq\n"); |
2678 |
++ of_node_put(cpu); |
2679 |
+ return -EINVAL; |
2680 |
+ } |
2681 |
+ |
2682 |
+diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c |
2683 |
+index a4b5ff2b72f8..f6936bb3b7be 100644 |
2684 |
+--- a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c |
2685 |
++++ b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c |
2686 |
+@@ -240,7 +240,10 @@ static int sun4i_hash(struct ahash_request *areq) |
2687 |
+ } |
2688 |
+ } else { |
2689 |
+ /* Since we have the flag final, we can go up to modulo 4 */ |
2690 |
+- end = ((areq->nbytes + op->len) / 4) * 4 - op->len; |
2691 |
++ if (areq->nbytes < 4) |
2692 |
++ end = 0; |
2693 |
++ else |
2694 |
++ end = ((areq->nbytes + op->len) / 4) * 4 - op->len; |
2695 |
+ } |
2696 |
+ |
2697 |
+ /* TODO if SGlen % 4 and !op->len then DMA */ |
2698 |
+diff --git a/drivers/crypto/vmx/aesp8-ppc.pl b/drivers/crypto/vmx/aesp8-ppc.pl |
2699 |
+index de78282b8f44..9c6b5c1d6a1a 100644 |
2700 |
+--- a/drivers/crypto/vmx/aesp8-ppc.pl |
2701 |
++++ b/drivers/crypto/vmx/aesp8-ppc.pl |
2702 |
+@@ -1357,7 +1357,7 @@ Loop_ctr32_enc: |
2703 |
+ addi $idx,$idx,16 |
2704 |
+ bdnz Loop_ctr32_enc |
2705 |
+ |
2706 |
+- vadduwm $ivec,$ivec,$one |
2707 |
++ vadduqm $ivec,$ivec,$one |
2708 |
+ vmr $dat,$inptail |
2709 |
+ lvx $inptail,0,$inp |
2710 |
+ addi $inp,$inp,16 |
2711 |
+diff --git a/drivers/dax/super.c b/drivers/dax/super.c |
2712 |
+index 0a339b85133e..d7f2257f2568 100644 |
2713 |
+--- a/drivers/dax/super.c |
2714 |
++++ b/drivers/dax/super.c |
2715 |
+@@ -73,22 +73,12 @@ struct dax_device *fs_dax_get_by_bdev(struct block_device *bdev) |
2716 |
+ EXPORT_SYMBOL_GPL(fs_dax_get_by_bdev); |
2717 |
+ #endif |
2718 |
+ |
2719 |
+-/** |
2720 |
+- * __bdev_dax_supported() - Check if the device supports dax for filesystem |
2721 |
+- * @bdev: block device to check |
2722 |
+- * @blocksize: The block size of the device |
2723 |
+- * |
2724 |
+- * This is a library function for filesystems to check if the block device |
2725 |
+- * can be mounted with dax option. |
2726 |
+- * |
2727 |
+- * Return: true if supported, false if unsupported |
2728 |
+- */ |
2729 |
+-bool __bdev_dax_supported(struct block_device *bdev, int blocksize) |
2730 |
++bool __generic_fsdax_supported(struct dax_device *dax_dev, |
2731 |
++ struct block_device *bdev, int blocksize, sector_t start, |
2732 |
++ sector_t sectors) |
2733 |
+ { |
2734 |
+- struct dax_device *dax_dev; |
2735 |
+ bool dax_enabled = false; |
2736 |
+ pgoff_t pgoff, pgoff_end; |
2737 |
+- struct request_queue *q; |
2738 |
+ char buf[BDEVNAME_SIZE]; |
2739 |
+ void *kaddr, *end_kaddr; |
2740 |
+ pfn_t pfn, end_pfn; |
2741 |
+@@ -102,21 +92,14 @@ bool __bdev_dax_supported(struct block_device *bdev, int blocksize) |
2742 |
+ return false; |
2743 |
+ } |
2744 |
+ |
2745 |
+- q = bdev_get_queue(bdev); |
2746 |
+- if (!q || !blk_queue_dax(q)) { |
2747 |
+- pr_debug("%s: error: request queue doesn't support dax\n", |
2748 |
+- bdevname(bdev, buf)); |
2749 |
+- return false; |
2750 |
+- } |
2751 |
+- |
2752 |
+- err = bdev_dax_pgoff(bdev, 0, PAGE_SIZE, &pgoff); |
2753 |
++ err = bdev_dax_pgoff(bdev, start, PAGE_SIZE, &pgoff); |
2754 |
+ if (err) { |
2755 |
+ pr_debug("%s: error: unaligned partition for dax\n", |
2756 |
+ bdevname(bdev, buf)); |
2757 |
+ return false; |
2758 |
+ } |
2759 |
+ |
2760 |
+- last_page = PFN_DOWN(i_size_read(bdev->bd_inode) - 1) * 8; |
2761 |
++ last_page = PFN_DOWN((start + sectors - 1) * 512) * PAGE_SIZE / 512; |
2762 |
+ err = bdev_dax_pgoff(bdev, last_page, PAGE_SIZE, &pgoff_end); |
2763 |
+ if (err) { |
2764 |
+ pr_debug("%s: error: unaligned partition for dax\n", |
2765 |
+@@ -124,20 +107,11 @@ bool __bdev_dax_supported(struct block_device *bdev, int blocksize) |
2766 |
+ return false; |
2767 |
+ } |
2768 |
+ |
2769 |
+- dax_dev = dax_get_by_host(bdev->bd_disk->disk_name); |
2770 |
+- if (!dax_dev) { |
2771 |
+- pr_debug("%s: error: device does not support dax\n", |
2772 |
+- bdevname(bdev, buf)); |
2773 |
+- return false; |
2774 |
+- } |
2775 |
+- |
2776 |
+ id = dax_read_lock(); |
2777 |
+ len = dax_direct_access(dax_dev, pgoff, 1, &kaddr, &pfn); |
2778 |
+ len2 = dax_direct_access(dax_dev, pgoff_end, 1, &end_kaddr, &end_pfn); |
2779 |
+ dax_read_unlock(id); |
2780 |
+ |
2781 |
+- put_dax(dax_dev); |
2782 |
+- |
2783 |
+ if (len < 1 || len2 < 1) { |
2784 |
+ pr_debug("%s: error: dax access failed (%ld)\n", |
2785 |
+ bdevname(bdev, buf), len < 1 ? len : len2); |
2786 |
+@@ -178,6 +152,49 @@ bool __bdev_dax_supported(struct block_device *bdev, int blocksize) |
2787 |
+ } |
2788 |
+ return true; |
2789 |
+ } |
2790 |
++EXPORT_SYMBOL_GPL(__generic_fsdax_supported); |
2791 |
++ |
2792 |
++/** |
2793 |
++ * __bdev_dax_supported() - Check if the device supports dax for filesystem |
2794 |
++ * @bdev: block device to check |
2795 |
++ * @blocksize: The block size of the device |
2796 |
++ * |
2797 |
++ * This is a library function for filesystems to check if the block device |
2798 |
++ * can be mounted with dax option. |
2799 |
++ * |
2800 |
++ * Return: true if supported, false if unsupported |
2801 |
++ */ |
2802 |
++bool __bdev_dax_supported(struct block_device *bdev, int blocksize) |
2803 |
++{ |
2804 |
++ struct dax_device *dax_dev; |
2805 |
++ struct request_queue *q; |
2806 |
++ char buf[BDEVNAME_SIZE]; |
2807 |
++ bool ret; |
2808 |
++ int id; |
2809 |
++ |
2810 |
++ q = bdev_get_queue(bdev); |
2811 |
++ if (!q || !blk_queue_dax(q)) { |
2812 |
++ pr_debug("%s: error: request queue doesn't support dax\n", |
2813 |
++ bdevname(bdev, buf)); |
2814 |
++ return false; |
2815 |
++ } |
2816 |
++ |
2817 |
++ dax_dev = dax_get_by_host(bdev->bd_disk->disk_name); |
2818 |
++ if (!dax_dev) { |
2819 |
++ pr_debug("%s: error: device does not support dax\n", |
2820 |
++ bdevname(bdev, buf)); |
2821 |
++ return false; |
2822 |
++ } |
2823 |
++ |
2824 |
++ id = dax_read_lock(); |
2825 |
++ ret = dax_supported(dax_dev, bdev, blocksize, 0, |
2826 |
++ i_size_read(bdev->bd_inode) / 512); |
2827 |
++ dax_read_unlock(id); |
2828 |
++ |
2829 |
++ put_dax(dax_dev); |
2830 |
++ |
2831 |
++ return ret; |
2832 |
++} |
2833 |
+ EXPORT_SYMBOL_GPL(__bdev_dax_supported); |
2834 |
+ #endif |
2835 |
+ |
2836 |
+@@ -303,6 +320,15 @@ long dax_direct_access(struct dax_device *dax_dev, pgoff_t pgoff, long nr_pages, |
2837 |
+ } |
2838 |
+ EXPORT_SYMBOL_GPL(dax_direct_access); |
2839 |
+ |
2840 |
++bool dax_supported(struct dax_device *dax_dev, struct block_device *bdev, |
2841 |
++ int blocksize, sector_t start, sector_t len) |
2842 |
++{ |
2843 |
++ if (!dax_alive(dax_dev)) |
2844 |
++ return false; |
2845 |
++ |
2846 |
++ return dax_dev->ops->dax_supported(dax_dev, bdev, blocksize, start, len); |
2847 |
++} |
2848 |
++ |
2849 |
+ size_t dax_copy_from_iter(struct dax_device *dax_dev, pgoff_t pgoff, void *addr, |
2850 |
+ size_t bytes, struct iov_iter *i) |
2851 |
+ { |
2852 |
+diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c |
2853 |
+index 0ae3de76833b..839621b044f4 100644 |
2854 |
+--- a/drivers/devfreq/devfreq.c |
2855 |
++++ b/drivers/devfreq/devfreq.c |
2856 |
+@@ -228,7 +228,7 @@ static struct devfreq_governor *find_devfreq_governor(const char *name) |
2857 |
+ * if is not found. This can happen when both drivers (the governor driver |
2858 |
+ * and the driver that call devfreq_add_device) are built as modules. |
2859 |
+ * devfreq_list_lock should be held by the caller. Returns the matched |
2860 |
+- * governor's pointer. |
2861 |
++ * governor's pointer or an error pointer. |
2862 |
+ */ |
2863 |
+ static struct devfreq_governor *try_then_request_governor(const char *name) |
2864 |
+ { |
2865 |
+@@ -254,7 +254,7 @@ static struct devfreq_governor *try_then_request_governor(const char *name) |
2866 |
+ /* Restore previous state before return */ |
2867 |
+ mutex_lock(&devfreq_list_lock); |
2868 |
+ if (err) |
2869 |
+- return NULL; |
2870 |
++ return ERR_PTR(err); |
2871 |
+ |
2872 |
+ governor = find_devfreq_governor(name); |
2873 |
+ } |
2874 |
+diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c |
2875 |
+index fe69dccfa0c0..37a269420435 100644 |
2876 |
+--- a/drivers/dma/at_xdmac.c |
2877 |
++++ b/drivers/dma/at_xdmac.c |
2878 |
+@@ -1606,7 +1606,11 @@ static void at_xdmac_tasklet(unsigned long data) |
2879 |
+ struct at_xdmac_desc, |
2880 |
+ xfer_node); |
2881 |
+ dev_vdbg(chan2dev(&atchan->chan), "%s: desc 0x%p\n", __func__, desc); |
2882 |
+- BUG_ON(!desc->active_xfer); |
2883 |
++ if (!desc->active_xfer) { |
2884 |
++ dev_err(chan2dev(&atchan->chan), "Xfer not active: exiting"); |
2885 |
++ spin_unlock_bh(&atchan->lock); |
2886 |
++ return; |
2887 |
++ } |
2888 |
+ |
2889 |
+ txd = &desc->tx_dma_desc; |
2890 |
+ |
2891 |
+diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c |
2892 |
+index eec79fdf27a5..56695ffb5d37 100644 |
2893 |
+--- a/drivers/dma/pl330.c |
2894 |
++++ b/drivers/dma/pl330.c |
2895 |
+@@ -966,6 +966,7 @@ static void _stop(struct pl330_thread *thrd) |
2896 |
+ { |
2897 |
+ void __iomem *regs = thrd->dmac->base; |
2898 |
+ u8 insn[6] = {0, 0, 0, 0, 0, 0}; |
2899 |
++ u32 inten = readl(regs + INTEN); |
2900 |
+ |
2901 |
+ if (_state(thrd) == PL330_STATE_FAULT_COMPLETING) |
2902 |
+ UNTIL(thrd, PL330_STATE_FAULTING | PL330_STATE_KILLING); |
2903 |
+@@ -978,10 +979,13 @@ static void _stop(struct pl330_thread *thrd) |
2904 |
+ |
2905 |
+ _emit_KILL(0, insn); |
2906 |
+ |
2907 |
+- /* Stop generating interrupts for SEV */ |
2908 |
+- writel(readl(regs + INTEN) & ~(1 << thrd->ev), regs + INTEN); |
2909 |
+- |
2910 |
+ _execute_DBGINSN(thrd, insn, is_manager(thrd)); |
2911 |
++ |
2912 |
++ /* clear the event */ |
2913 |
++ if (inten & (1 << thrd->ev)) |
2914 |
++ writel(1 << thrd->ev, regs + INTCLR); |
2915 |
++ /* Stop generating interrupts for SEV */ |
2916 |
++ writel(inten & ~(1 << thrd->ev), regs + INTEN); |
2917 |
+ } |
2918 |
+ |
2919 |
+ /* Start doing req 'idx' of thread 'thrd' */ |
2920 |
+diff --git a/drivers/dma/tegra210-adma.c b/drivers/dma/tegra210-adma.c |
2921 |
+index 5ec0dd97b397..1477cce33dbe 100644 |
2922 |
+--- a/drivers/dma/tegra210-adma.c |
2923 |
++++ b/drivers/dma/tegra210-adma.c |
2924 |
+@@ -22,7 +22,6 @@ |
2925 |
+ #include <linux/of_device.h> |
2926 |
+ #include <linux/of_dma.h> |
2927 |
+ #include <linux/of_irq.h> |
2928 |
+-#include <linux/pm_clock.h> |
2929 |
+ #include <linux/pm_runtime.h> |
2930 |
+ #include <linux/slab.h> |
2931 |
+ |
2932 |
+@@ -141,6 +140,7 @@ struct tegra_adma { |
2933 |
+ struct dma_device dma_dev; |
2934 |
+ struct device *dev; |
2935 |
+ void __iomem *base_addr; |
2936 |
++ struct clk *ahub_clk; |
2937 |
+ unsigned int nr_channels; |
2938 |
+ unsigned long rx_requests_reserved; |
2939 |
+ unsigned long tx_requests_reserved; |
2940 |
+@@ -637,8 +637,9 @@ static int tegra_adma_runtime_suspend(struct device *dev) |
2941 |
+ struct tegra_adma *tdma = dev_get_drvdata(dev); |
2942 |
+ |
2943 |
+ tdma->global_cmd = tdma_read(tdma, ADMA_GLOBAL_CMD); |
2944 |
++ clk_disable_unprepare(tdma->ahub_clk); |
2945 |
+ |
2946 |
+- return pm_clk_suspend(dev); |
2947 |
++ return 0; |
2948 |
+ } |
2949 |
+ |
2950 |
+ static int tegra_adma_runtime_resume(struct device *dev) |
2951 |
+@@ -646,10 +647,11 @@ static int tegra_adma_runtime_resume(struct device *dev) |
2952 |
+ struct tegra_adma *tdma = dev_get_drvdata(dev); |
2953 |
+ int ret; |
2954 |
+ |
2955 |
+- ret = pm_clk_resume(dev); |
2956 |
+- if (ret) |
2957 |
++ ret = clk_prepare_enable(tdma->ahub_clk); |
2958 |
++ if (ret) { |
2959 |
++ dev_err(dev, "ahub clk_enable failed: %d\n", ret); |
2960 |
+ return ret; |
2961 |
+- |
2962 |
++ } |
2963 |
+ tdma_write(tdma, ADMA_GLOBAL_CMD, tdma->global_cmd); |
2964 |
+ |
2965 |
+ return 0; |
2966 |
+@@ -693,13 +695,11 @@ static int tegra_adma_probe(struct platform_device *pdev) |
2967 |
+ if (IS_ERR(tdma->base_addr)) |
2968 |
+ return PTR_ERR(tdma->base_addr); |
2969 |
+ |
2970 |
+- ret = pm_clk_create(&pdev->dev); |
2971 |
+- if (ret) |
2972 |
+- return ret; |
2973 |
+- |
2974 |
+- ret = of_pm_clk_add_clk(&pdev->dev, "d_audio"); |
2975 |
+- if (ret) |
2976 |
+- goto clk_destroy; |
2977 |
++ tdma->ahub_clk = devm_clk_get(&pdev->dev, "d_audio"); |
2978 |
++ if (IS_ERR(tdma->ahub_clk)) { |
2979 |
++ dev_err(&pdev->dev, "Error: Missing ahub controller clock\n"); |
2980 |
++ return PTR_ERR(tdma->ahub_clk); |
2981 |
++ } |
2982 |
+ |
2983 |
+ pm_runtime_enable(&pdev->dev); |
2984 |
+ |
2985 |
+@@ -776,8 +776,6 @@ rpm_put: |
2986 |
+ pm_runtime_put_sync(&pdev->dev); |
2987 |
+ rpm_disable: |
2988 |
+ pm_runtime_disable(&pdev->dev); |
2989 |
+-clk_destroy: |
2990 |
+- pm_clk_destroy(&pdev->dev); |
2991 |
+ |
2992 |
+ return ret; |
2993 |
+ } |
2994 |
+@@ -787,6 +785,7 @@ static int tegra_adma_remove(struct platform_device *pdev) |
2995 |
+ struct tegra_adma *tdma = platform_get_drvdata(pdev); |
2996 |
+ int i; |
2997 |
+ |
2998 |
++ of_dma_controller_free(pdev->dev.of_node); |
2999 |
+ dma_async_device_unregister(&tdma->dma_dev); |
3000 |
+ |
3001 |
+ for (i = 0; i < tdma->nr_channels; ++i) |
3002 |
+@@ -794,7 +793,6 @@ static int tegra_adma_remove(struct platform_device *pdev) |
3003 |
+ |
3004 |
+ pm_runtime_put_sync(&pdev->dev); |
3005 |
+ pm_runtime_disable(&pdev->dev); |
3006 |
+- pm_clk_destroy(&pdev->dev); |
3007 |
+ |
3008 |
+ return 0; |
3009 |
+ } |
3010 |
+diff --git a/drivers/extcon/Kconfig b/drivers/extcon/Kconfig |
3011 |
+index 540e8cd16ee6..db3bcf96b98f 100644 |
3012 |
+--- a/drivers/extcon/Kconfig |
3013 |
++++ b/drivers/extcon/Kconfig |
3014 |
+@@ -30,7 +30,7 @@ config EXTCON_ARIZONA |
3015 |
+ |
3016 |
+ config EXTCON_AXP288 |
3017 |
+ tristate "X-Power AXP288 EXTCON support" |
3018 |
+- depends on MFD_AXP20X && USB_SUPPORT && X86 |
3019 |
++ depends on MFD_AXP20X && USB_SUPPORT && X86 && ACPI |
3020 |
+ select USB_ROLE_SWITCH |
3021 |
+ help |
3022 |
+ Say Y here to enable support for USB peripheral detection |
3023 |
+diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c |
3024 |
+index da0e9bc4262f..9327479c719c 100644 |
3025 |
+--- a/drivers/extcon/extcon-arizona.c |
3026 |
++++ b/drivers/extcon/extcon-arizona.c |
3027 |
+@@ -1726,6 +1726,16 @@ static int arizona_extcon_remove(struct platform_device *pdev) |
3028 |
+ struct arizona_extcon_info *info = platform_get_drvdata(pdev); |
3029 |
+ struct arizona *arizona = info->arizona; |
3030 |
+ int jack_irq_rise, jack_irq_fall; |
3031 |
++ bool change; |
3032 |
++ |
3033 |
++ regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1, |
3034 |
++ ARIZONA_MICD_ENA, 0, |
3035 |
++ &change); |
3036 |
++ |
3037 |
++ if (change) { |
3038 |
++ regulator_disable(info->micvdd); |
3039 |
++ pm_runtime_put(info->dev); |
3040 |
++ } |
3041 |
+ |
3042 |
+ gpiod_put(info->micd_pol_gpio); |
3043 |
+ |
3044 |
+diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile |
3045 |
+index 466da5954a68..62bf9da25e4b 100644 |
3046 |
+--- a/drivers/gpu/drm/amd/amdgpu/Makefile |
3047 |
++++ b/drivers/gpu/drm/amd/amdgpu/Makefile |
3048 |
+@@ -23,7 +23,7 @@ |
3049 |
+ # Makefile for the drm device driver. This driver provides support for the |
3050 |
+ # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. |
3051 |
+ |
3052 |
+-FULL_AMD_PATH=$(src)/.. |
3053 |
++FULL_AMD_PATH=$(srctree)/$(src)/.. |
3054 |
+ DISPLAY_FOLDER_NAME=display |
3055 |
+ FULL_AMD_DISPLAY_PATH = $(FULL_AMD_PATH)/$(DISPLAY_FOLDER_NAME) |
3056 |
+ |
3057 |
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c |
3058 |
+index ee47c11e92ce..4dee2326b29c 100644 |
3059 |
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c |
3060 |
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c |
3061 |
+@@ -136,8 +136,9 @@ int amdgpu_fence_emit(struct amdgpu_ring *ring, struct dma_fence **f, |
3062 |
+ { |
3063 |
+ struct amdgpu_device *adev = ring->adev; |
3064 |
+ struct amdgpu_fence *fence; |
3065 |
+- struct dma_fence *old, **ptr; |
3066 |
++ struct dma_fence __rcu **ptr; |
3067 |
+ uint32_t seq; |
3068 |
++ int r; |
3069 |
+ |
3070 |
+ fence = kmem_cache_alloc(amdgpu_fence_slab, GFP_KERNEL); |
3071 |
+ if (fence == NULL) |
3072 |
+@@ -153,15 +154,24 @@ int amdgpu_fence_emit(struct amdgpu_ring *ring, struct dma_fence **f, |
3073 |
+ seq, flags | AMDGPU_FENCE_FLAG_INT); |
3074 |
+ |
3075 |
+ ptr = &ring->fence_drv.fences[seq & ring->fence_drv.num_fences_mask]; |
3076 |
++ if (unlikely(rcu_dereference_protected(*ptr, 1))) { |
3077 |
++ struct dma_fence *old; |
3078 |
++ |
3079 |
++ rcu_read_lock(); |
3080 |
++ old = dma_fence_get_rcu_safe(ptr); |
3081 |
++ rcu_read_unlock(); |
3082 |
++ |
3083 |
++ if (old) { |
3084 |
++ r = dma_fence_wait(old, false); |
3085 |
++ dma_fence_put(old); |
3086 |
++ if (r) |
3087 |
++ return r; |
3088 |
++ } |
3089 |
++ } |
3090 |
++ |
3091 |
+ /* This function can't be called concurrently anyway, otherwise |
3092 |
+ * emitting the fence would mess up the hardware ring buffer. |
3093 |
+ */ |
3094 |
+- old = rcu_dereference_protected(*ptr, 1); |
3095 |
+- if (old && !dma_fence_is_signaled(old)) { |
3096 |
+- DRM_INFO("rcu slot is busy\n"); |
3097 |
+- dma_fence_wait(old, false); |
3098 |
+- } |
3099 |
+- |
3100 |
+ rcu_assign_pointer(*ptr, dma_fence_get(&fence->base)); |
3101 |
+ |
3102 |
+ *f = &fence->base; |
3103 |
+diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |
3104 |
+index 3082b55b1e77..0886b36c2344 100644 |
3105 |
+--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |
3106 |
++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |
3107 |
+@@ -3587,6 +3587,8 @@ static void dm_drm_plane_reset(struct drm_plane *plane) |
3108 |
+ plane->state = &amdgpu_state->base; |
3109 |
+ plane->state->plane = plane; |
3110 |
+ plane->state->rotation = DRM_MODE_ROTATE_0; |
3111 |
++ plane->state->alpha = DRM_BLEND_ALPHA_OPAQUE; |
3112 |
++ plane->state->pixel_blend_mode = DRM_MODE_BLEND_PREMULTI; |
3113 |
+ } |
3114 |
+ } |
3115 |
+ |
3116 |
+@@ -4953,8 +4955,7 @@ cleanup: |
3117 |
+ static void amdgpu_dm_crtc_copy_transient_flags(struct drm_crtc_state *crtc_state, |
3118 |
+ struct dc_stream_state *stream_state) |
3119 |
+ { |
3120 |
+- stream_state->mode_changed = |
3121 |
+- crtc_state->mode_changed || crtc_state->active_changed; |
3122 |
++ stream_state->mode_changed = drm_atomic_crtc_needs_modeset(crtc_state); |
3123 |
+ } |
3124 |
+ |
3125 |
+ static int amdgpu_dm_atomic_commit(struct drm_device *dev, |
3126 |
+@@ -5661,6 +5662,9 @@ skip_modeset: |
3127 |
+ update_stream_scaling_settings( |
3128 |
+ &new_crtc_state->mode, dm_new_conn_state, dm_new_crtc_state->stream); |
3129 |
+ |
3130 |
++ /* ABM settings */ |
3131 |
++ dm_new_crtc_state->abm_level = dm_new_conn_state->abm_level; |
3132 |
++ |
3133 |
+ /* |
3134 |
+ * Color management settings. We also update color properties |
3135 |
+ * when a modeset is needed, to ensure it gets reprogrammed. |
3136 |
+@@ -5858,7 +5862,9 @@ dm_determine_update_type_for_commit(struct dc *dc, |
3137 |
+ } |
3138 |
+ |
3139 |
+ for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { |
3140 |
+- struct dc_stream_update stream_update = { 0 }; |
3141 |
++ struct dc_stream_update stream_update; |
3142 |
++ |
3143 |
++ memset(&stream_update, 0, sizeof(stream_update)); |
3144 |
+ |
3145 |
+ new_dm_crtc_state = to_dm_crtc_state(new_crtc_state); |
3146 |
+ old_dm_crtc_state = to_dm_crtc_state(old_crtc_state); |
3147 |
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c |
3148 |
+index a6cda201c964..88fe4fb43bfd 100644 |
3149 |
+--- a/drivers/gpu/drm/amd/display/dc/core/dc.c |
3150 |
++++ b/drivers/gpu/drm/amd/display/dc/core/dc.c |
3151 |
+@@ -524,6 +524,14 @@ void dc_link_set_preferred_link_settings(struct dc *dc, |
3152 |
+ struct dc_stream_state *link_stream; |
3153 |
+ struct dc_link_settings store_settings = *link_setting; |
3154 |
+ |
3155 |
++ link->preferred_link_setting = store_settings; |
3156 |
++ |
3157 |
++ /* Retrain with preferred link settings only relevant for |
3158 |
++ * DP signal type |
3159 |
++ */ |
3160 |
++ if (!dc_is_dp_signal(link->connector_signal)) |
3161 |
++ return; |
3162 |
++ |
3163 |
+ for (i = 0; i < MAX_PIPES; i++) { |
3164 |
+ pipe = &dc->current_state->res_ctx.pipe_ctx[i]; |
3165 |
+ if (pipe->stream && pipe->stream->link) { |
3166 |
+@@ -538,7 +546,10 @@ void dc_link_set_preferred_link_settings(struct dc *dc, |
3167 |
+ |
3168 |
+ link_stream = link->dc->current_state->res_ctx.pipe_ctx[i].stream; |
3169 |
+ |
3170 |
+- link->preferred_link_setting = store_settings; |
3171 |
++ /* Cannot retrain link if backend is off */ |
3172 |
++ if (link_stream->dpms_off) |
3173 |
++ return; |
3174 |
++ |
3175 |
+ if (link_stream) |
3176 |
+ decide_link_settings(link_stream, &store_settings); |
3177 |
+ |
3178 |
+@@ -1666,6 +1677,7 @@ static void commit_planes_do_stream_update(struct dc *dc, |
3179 |
+ continue; |
3180 |
+ |
3181 |
+ if (stream_update->dpms_off) { |
3182 |
++ dc->hwss.pipe_control_lock(dc, pipe_ctx, true); |
3183 |
+ if (*stream_update->dpms_off) { |
3184 |
+ core_link_disable_stream(pipe_ctx, KEEP_ACQUIRED_RESOURCE); |
3185 |
+ dc->hwss.optimize_bandwidth(dc, dc->current_state); |
3186 |
+@@ -1673,6 +1685,7 @@ static void commit_planes_do_stream_update(struct dc *dc, |
3187 |
+ dc->hwss.prepare_bandwidth(dc, dc->current_state); |
3188 |
+ core_link_enable_stream(dc->current_state, pipe_ctx); |
3189 |
+ } |
3190 |
++ dc->hwss.pipe_control_lock(dc, pipe_ctx, false); |
3191 |
+ } |
3192 |
+ |
3193 |
+ if (stream_update->abm_level && pipe_ctx->stream_res.abm) { |
3194 |
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c |
3195 |
+index ea18e9c2d8ce..419e8de8c0f4 100644 |
3196 |
+--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c |
3197 |
++++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c |
3198 |
+@@ -2074,11 +2074,28 @@ static void disable_link(struct dc_link *link, enum signal_type signal) |
3199 |
+ } |
3200 |
+ } |
3201 |
+ |
3202 |
++static uint32_t get_timing_pixel_clock_100hz(const struct dc_crtc_timing *timing) |
3203 |
++{ |
3204 |
++ |
3205 |
++ uint32_t pxl_clk = timing->pix_clk_100hz; |
3206 |
++ |
3207 |
++ if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) |
3208 |
++ pxl_clk /= 2; |
3209 |
++ else if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) |
3210 |
++ pxl_clk = pxl_clk * 2 / 3; |
3211 |
++ |
3212 |
++ if (timing->display_color_depth == COLOR_DEPTH_101010) |
3213 |
++ pxl_clk = pxl_clk * 10 / 8; |
3214 |
++ else if (timing->display_color_depth == COLOR_DEPTH_121212) |
3215 |
++ pxl_clk = pxl_clk * 12 / 8; |
3216 |
++ |
3217 |
++ return pxl_clk; |
3218 |
++} |
3219 |
++ |
3220 |
+ static bool dp_active_dongle_validate_timing( |
3221 |
+ const struct dc_crtc_timing *timing, |
3222 |
+ const struct dpcd_caps *dpcd_caps) |
3223 |
+ { |
3224 |
+- unsigned int required_pix_clk_100hz = timing->pix_clk_100hz; |
3225 |
+ const struct dc_dongle_caps *dongle_caps = &dpcd_caps->dongle_caps; |
3226 |
+ |
3227 |
+ switch (dpcd_caps->dongle_type) { |
3228 |
+@@ -2115,13 +2132,6 @@ static bool dp_active_dongle_validate_timing( |
3229 |
+ return false; |
3230 |
+ } |
3231 |
+ |
3232 |
+- |
3233 |
+- /* Check Color Depth and Pixel Clock */ |
3234 |
+- if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) |
3235 |
+- required_pix_clk_100hz /= 2; |
3236 |
+- else if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) |
3237 |
+- required_pix_clk_100hz = required_pix_clk_100hz * 2 / 3; |
3238 |
+- |
3239 |
+ switch (timing->display_color_depth) { |
3240 |
+ case COLOR_DEPTH_666: |
3241 |
+ case COLOR_DEPTH_888: |
3242 |
+@@ -2130,14 +2140,11 @@ static bool dp_active_dongle_validate_timing( |
3243 |
+ case COLOR_DEPTH_101010: |
3244 |
+ if (dongle_caps->dp_hdmi_max_bpc < 10) |
3245 |
+ return false; |
3246 |
+- required_pix_clk_100hz = required_pix_clk_100hz * 10 / 8; |
3247 |
+ break; |
3248 |
+ case COLOR_DEPTH_121212: |
3249 |
+ if (dongle_caps->dp_hdmi_max_bpc < 12) |
3250 |
+ return false; |
3251 |
+- required_pix_clk_100hz = required_pix_clk_100hz * 12 / 8; |
3252 |
+ break; |
3253 |
+- |
3254 |
+ case COLOR_DEPTH_141414: |
3255 |
+ case COLOR_DEPTH_161616: |
3256 |
+ default: |
3257 |
+@@ -2145,7 +2152,7 @@ static bool dp_active_dongle_validate_timing( |
3258 |
+ return false; |
3259 |
+ } |
3260 |
+ |
3261 |
+- if (required_pix_clk_100hz > (dongle_caps->dp_hdmi_max_pixel_clk * 10)) |
3262 |
++ if (get_timing_pixel_clock_100hz(timing) > (dongle_caps->dp_hdmi_max_pixel_clk * 10)) |
3263 |
+ return false; |
3264 |
+ |
3265 |
+ return true; |
3266 |
+@@ -2166,7 +2173,7 @@ enum dc_status dc_link_validate_mode_timing( |
3267 |
+ return DC_OK; |
3268 |
+ |
3269 |
+ /* Passive Dongle */ |
3270 |
+- if (0 != max_pix_clk && timing->pix_clk_100hz > max_pix_clk) |
3271 |
++ if (max_pix_clk != 0 && get_timing_pixel_clock_100hz(timing) > max_pix_clk) |
3272 |
+ return DC_EXCEED_DONGLE_CAP; |
3273 |
+ |
3274 |
+ /* Active Dongle*/ |
3275 |
+@@ -2316,7 +2323,7 @@ static struct fixed31_32 get_pbn_from_timing(struct pipe_ctx *pipe_ctx) |
3276 |
+ uint32_t denominator; |
3277 |
+ |
3278 |
+ bpc = get_color_depth(pipe_ctx->stream_res.pix_clk_params.color_depth); |
3279 |
+- kbps = pipe_ctx->stream_res.pix_clk_params.requested_pix_clk_100hz / 10 * bpc * 3; |
3280 |
++ kbps = dc_bandwidth_in_kbps_from_timing(&pipe_ctx->stream->timing); |
3281 |
+ |
3282 |
+ /* |
3283 |
+ * margin 5300ppm + 300ppm ~ 0.6% as per spec, factor is 1.006 |
3284 |
+@@ -2736,3 +2743,49 @@ void dc_link_enable_hpd_filter(struct dc_link *link, bool enable) |
3285 |
+ } |
3286 |
+ } |
3287 |
+ |
3288 |
++uint32_t dc_bandwidth_in_kbps_from_timing( |
3289 |
++ const struct dc_crtc_timing *timing) |
3290 |
++{ |
3291 |
++ uint32_t bits_per_channel = 0; |
3292 |
++ uint32_t kbps; |
3293 |
++ |
3294 |
++ switch (timing->display_color_depth) { |
3295 |
++ case COLOR_DEPTH_666: |
3296 |
++ bits_per_channel = 6; |
3297 |
++ break; |
3298 |
++ case COLOR_DEPTH_888: |
3299 |
++ bits_per_channel = 8; |
3300 |
++ break; |
3301 |
++ case COLOR_DEPTH_101010: |
3302 |
++ bits_per_channel = 10; |
3303 |
++ break; |
3304 |
++ case COLOR_DEPTH_121212: |
3305 |
++ bits_per_channel = 12; |
3306 |
++ break; |
3307 |
++ case COLOR_DEPTH_141414: |
3308 |
++ bits_per_channel = 14; |
3309 |
++ break; |
3310 |
++ case COLOR_DEPTH_161616: |
3311 |
++ bits_per_channel = 16; |
3312 |
++ break; |
3313 |
++ default: |
3314 |
++ break; |
3315 |
++ } |
3316 |
++ |
3317 |
++ ASSERT(bits_per_channel != 0); |
3318 |
++ |
3319 |
++ kbps = timing->pix_clk_100hz / 10; |
3320 |
++ kbps *= bits_per_channel; |
3321 |
++ |
3322 |
++ if (timing->flags.Y_ONLY != 1) { |
3323 |
++ /*Only YOnly make reduce bandwidth by 1/3 compares to RGB*/ |
3324 |
++ kbps *= 3; |
3325 |
++ if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) |
3326 |
++ kbps /= 2; |
3327 |
++ else if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) |
3328 |
++ kbps = kbps * 2 / 3; |
3329 |
++ } |
3330 |
++ |
3331 |
++ return kbps; |
3332 |
++ |
3333 |
++} |
3334 |
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c |
3335 |
+index 09d301216076..6809932e80be 100644 |
3336 |
+--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c |
3337 |
++++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c |
3338 |
+@@ -1520,53 +1520,6 @@ static bool decide_fallback_link_setting( |
3339 |
+ return true; |
3340 |
+ } |
3341 |
+ |
3342 |
+-static uint32_t bandwidth_in_kbps_from_timing( |
3343 |
+- const struct dc_crtc_timing *timing) |
3344 |
+-{ |
3345 |
+- uint32_t bits_per_channel = 0; |
3346 |
+- uint32_t kbps; |
3347 |
+- |
3348 |
+- switch (timing->display_color_depth) { |
3349 |
+- case COLOR_DEPTH_666: |
3350 |
+- bits_per_channel = 6; |
3351 |
+- break; |
3352 |
+- case COLOR_DEPTH_888: |
3353 |
+- bits_per_channel = 8; |
3354 |
+- break; |
3355 |
+- case COLOR_DEPTH_101010: |
3356 |
+- bits_per_channel = 10; |
3357 |
+- break; |
3358 |
+- case COLOR_DEPTH_121212: |
3359 |
+- bits_per_channel = 12; |
3360 |
+- break; |
3361 |
+- case COLOR_DEPTH_141414: |
3362 |
+- bits_per_channel = 14; |
3363 |
+- break; |
3364 |
+- case COLOR_DEPTH_161616: |
3365 |
+- bits_per_channel = 16; |
3366 |
+- break; |
3367 |
+- default: |
3368 |
+- break; |
3369 |
+- } |
3370 |
+- |
3371 |
+- ASSERT(bits_per_channel != 0); |
3372 |
+- |
3373 |
+- kbps = timing->pix_clk_100hz / 10; |
3374 |
+- kbps *= bits_per_channel; |
3375 |
+- |
3376 |
+- if (timing->flags.Y_ONLY != 1) { |
3377 |
+- /*Only YOnly make reduce bandwidth by 1/3 compares to RGB*/ |
3378 |
+- kbps *= 3; |
3379 |
+- if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) |
3380 |
+- kbps /= 2; |
3381 |
+- else if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) |
3382 |
+- kbps = kbps * 2 / 3; |
3383 |
+- } |
3384 |
+- |
3385 |
+- return kbps; |
3386 |
+- |
3387 |
+-} |
3388 |
+- |
3389 |
+ static uint32_t bandwidth_in_kbps_from_link_settings( |
3390 |
+ const struct dc_link_settings *link_setting) |
3391 |
+ { |
3392 |
+@@ -1607,7 +1560,7 @@ bool dp_validate_mode_timing( |
3393 |
+ link_setting = &link->verified_link_cap; |
3394 |
+ */ |
3395 |
+ |
3396 |
+- req_bw = bandwidth_in_kbps_from_timing(timing); |
3397 |
++ req_bw = dc_bandwidth_in_kbps_from_timing(timing); |
3398 |
+ max_bw = bandwidth_in_kbps_from_link_settings(link_setting); |
3399 |
+ |
3400 |
+ if (req_bw <= max_bw) { |
3401 |
+@@ -1641,7 +1594,7 @@ void decide_link_settings(struct dc_stream_state *stream, |
3402 |
+ uint32_t req_bw; |
3403 |
+ uint32_t link_bw; |
3404 |
+ |
3405 |
+- req_bw = bandwidth_in_kbps_from_timing(&stream->timing); |
3406 |
++ req_bw = dc_bandwidth_in_kbps_from_timing(&stream->timing); |
3407 |
+ |
3408 |
+ link = stream->link; |
3409 |
+ |
3410 |
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c |
3411 |
+index 349ab8017776..4c06eb52ab73 100644 |
3412 |
+--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c |
3413 |
++++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c |
3414 |
+@@ -1266,10 +1266,12 @@ bool dc_remove_plane_from_context( |
3415 |
+ * For head pipe detach surfaces from pipe for tail |
3416 |
+ * pipe just zero it out |
3417 |
+ */ |
3418 |
+- if (!pipe_ctx->top_pipe) { |
3419 |
++ if (!pipe_ctx->top_pipe || |
3420 |
++ (!pipe_ctx->top_pipe->top_pipe && |
3421 |
++ pipe_ctx->top_pipe->stream_res.opp != pipe_ctx->stream_res.opp)) { |
3422 |
+ pipe_ctx->plane_state = NULL; |
3423 |
+ pipe_ctx->bottom_pipe = NULL; |
3424 |
+- } else { |
3425 |
++ } else { |
3426 |
+ memset(pipe_ctx, 0, sizeof(*pipe_ctx)); |
3427 |
+ } |
3428 |
+ } |
3429 |
+diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h |
3430 |
+index 8fc223defed4..a83e1c60f9db 100644 |
3431 |
+--- a/drivers/gpu/drm/amd/display/dc/dc_link.h |
3432 |
++++ b/drivers/gpu/drm/amd/display/dc/dc_link.h |
3433 |
+@@ -252,4 +252,6 @@ bool dc_submit_i2c( |
3434 |
+ uint32_t link_index, |
3435 |
+ struct i2c_command *cmd); |
3436 |
+ |
3437 |
++uint32_t dc_bandwidth_in_kbps_from_timing( |
3438 |
++ const struct dc_crtc_timing *timing); |
3439 |
+ #endif /* DC_LINK_H_ */ |
3440 |
+diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c |
3441 |
+index 4fe3664fb495..5ecfcb9ee8a0 100644 |
3442 |
+--- a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c |
3443 |
++++ b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c |
3444 |
+@@ -377,7 +377,6 @@ static bool acquire( |
3445 |
+ struct dce_aux *engine, |
3446 |
+ struct ddc *ddc) |
3447 |
+ { |
3448 |
+- |
3449 |
+ enum gpio_result result; |
3450 |
+ |
3451 |
+ if (!is_engine_available(engine)) |
3452 |
+@@ -458,7 +457,8 @@ int dce_aux_transfer(struct ddc_service *ddc, |
3453 |
+ memset(&aux_rep, 0, sizeof(aux_rep)); |
3454 |
+ |
3455 |
+ aux_engine = ddc->ctx->dc->res_pool->engines[ddc_pin->pin_data->en]; |
3456 |
+- acquire(aux_engine, ddc_pin); |
3457 |
++ if (!acquire(aux_engine, ddc_pin)) |
3458 |
++ return -1; |
3459 |
+ |
3460 |
+ if (payload->i2c_over_aux) |
3461 |
+ aux_req.type = AUX_TRANSACTION_TYPE_I2C; |
3462 |
+diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c |
3463 |
+index c7642e748297..ce21a290bf3e 100644 |
3464 |
+--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c |
3465 |
++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c |
3466 |
+@@ -406,15 +406,25 @@ void dpp1_dscl_calc_lb_num_partitions( |
3467 |
+ int *num_part_y, |
3468 |
+ int *num_part_c) |
3469 |
+ { |
3470 |
++ int lb_memory_size, lb_memory_size_c, lb_memory_size_a, num_partitions_a, |
3471 |
++ lb_bpc, memory_line_size_y, memory_line_size_c, memory_line_size_a; |
3472 |
++ |
3473 |
+ int line_size = scl_data->viewport.width < scl_data->recout.width ? |
3474 |
+ scl_data->viewport.width : scl_data->recout.width; |
3475 |
+ int line_size_c = scl_data->viewport_c.width < scl_data->recout.width ? |
3476 |
+ scl_data->viewport_c.width : scl_data->recout.width; |
3477 |
+- int lb_bpc = dpp1_dscl_get_lb_depth_bpc(scl_data->lb_params.depth); |
3478 |
+- int memory_line_size_y = (line_size * lb_bpc + 71) / 72; /* +71 to ceil */ |
3479 |
+- int memory_line_size_c = (line_size_c * lb_bpc + 71) / 72; /* +71 to ceil */ |
3480 |
+- int memory_line_size_a = (line_size + 5) / 6; /* +5 to ceil */ |
3481 |
+- int lb_memory_size, lb_memory_size_c, lb_memory_size_a, num_partitions_a; |
3482 |
++ |
3483 |
++ if (line_size == 0) |
3484 |
++ line_size = 1; |
3485 |
++ |
3486 |
++ if (line_size_c == 0) |
3487 |
++ line_size_c = 1; |
3488 |
++ |
3489 |
++ |
3490 |
++ lb_bpc = dpp1_dscl_get_lb_depth_bpc(scl_data->lb_params.depth); |
3491 |
++ memory_line_size_y = (line_size * lb_bpc + 71) / 72; /* +71 to ceil */ |
3492 |
++ memory_line_size_c = (line_size_c * lb_bpc + 71) / 72; /* +71 to ceil */ |
3493 |
++ memory_line_size_a = (line_size + 5) / 6; /* +5 to ceil */ |
3494 |
+ |
3495 |
+ if (lb_config == LB_MEMORY_CONFIG_1) { |
3496 |
+ lb_memory_size = 816; |
3497 |
+diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c |
3498 |
+index d1a8f1c302a9..5b551a544e82 100644 |
3499 |
+--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c |
3500 |
++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c |
3501 |
+@@ -1008,9 +1008,14 @@ static void dcn10_init_pipes(struct dc *dc, struct dc_state *context) |
3502 |
+ * to non-preferred front end. If pipe_ctx->stream is not NULL, |
3503 |
+ * we will use the pipe, so don't disable |
3504 |
+ */ |
3505 |
+- if (pipe_ctx->stream != NULL) |
3506 |
++ if (pipe_ctx->stream != NULL && |
3507 |
++ pipe_ctx->stream_res.tg->funcs->is_tg_enabled( |
3508 |
++ pipe_ctx->stream_res.tg)) |
3509 |
+ continue; |
3510 |
+ |
3511 |
++ /* Disable on the current state so the new one isn't cleared. */ |
3512 |
++ pipe_ctx = &dc->current_state->res_ctx.pipe_ctx[i]; |
3513 |
++ |
3514 |
+ dpp->funcs->dpp_reset(dpp); |
3515 |
+ |
3516 |
+ pipe_ctx->stream_res.tg = tg; |
3517 |
+@@ -2692,9 +2697,15 @@ static void dcn10_set_cursor_position(struct pipe_ctx *pipe_ctx) |
3518 |
+ .rotation = pipe_ctx->plane_state->rotation, |
3519 |
+ .mirror = pipe_ctx->plane_state->horizontal_mirror |
3520 |
+ }; |
3521 |
+- |
3522 |
+- pos_cpy.x_hotspot += pipe_ctx->plane_state->dst_rect.x; |
3523 |
+- pos_cpy.y_hotspot += pipe_ctx->plane_state->dst_rect.y; |
3524 |
++ uint32_t x_plane = pipe_ctx->plane_state->dst_rect.x; |
3525 |
++ uint32_t y_plane = pipe_ctx->plane_state->dst_rect.y; |
3526 |
++ uint32_t x_offset = min(x_plane, pos_cpy.x); |
3527 |
++ uint32_t y_offset = min(y_plane, pos_cpy.y); |
3528 |
++ |
3529 |
++ pos_cpy.x -= x_offset; |
3530 |
++ pos_cpy.y -= y_offset; |
3531 |
++ pos_cpy.x_hotspot += (x_plane - x_offset); |
3532 |
++ pos_cpy.y_hotspot += (y_plane - y_offset); |
3533 |
+ |
3534 |
+ if (pipe_ctx->plane_state->address.type |
3535 |
+ == PLN_ADDR_TYPE_VIDEO_PROGRESSIVE) |
3536 |
+diff --git a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c |
3537 |
+index 0fbc8fbc3541..a1055413bade 100644 |
3538 |
+--- a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c |
3539 |
++++ b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c |
3540 |
+@@ -1854,6 +1854,8 @@ bool mod_color_calculate_degamma_params(struct dc_transfer_func *input_tf, |
3541 |
+ coordinates_x, axis_x, curve, |
3542 |
+ MAX_HW_POINTS, tf_pts, |
3543 |
+ mapUserRamp && ramp && ramp->type == GAMMA_RGB_256); |
3544 |
++ if (ramp->type == GAMMA_CUSTOM) |
3545 |
++ apply_lut_1d(ramp, MAX_HW_POINTS, tf_pts); |
3546 |
+ |
3547 |
+ ret = true; |
3548 |
+ |
3549 |
+diff --git a/drivers/gpu/drm/arm/display/komeda/Makefile b/drivers/gpu/drm/arm/display/komeda/Makefile |
3550 |
+index 1b875e5dc0f6..a72e30c0e03d 100644 |
3551 |
+--- a/drivers/gpu/drm/arm/display/komeda/Makefile |
3552 |
++++ b/drivers/gpu/drm/arm/display/komeda/Makefile |
3553 |
+@@ -1,8 +1,8 @@ |
3554 |
+ # SPDX-License-Identifier: GPL-2.0 |
3555 |
+ |
3556 |
+ ccflags-y := \ |
3557 |
+- -I$(src)/../include \ |
3558 |
+- -I$(src) |
3559 |
++ -I $(srctree)/$(src)/../include \ |
3560 |
++ -I $(srctree)/$(src) |
3561 |
+ |
3562 |
+ komeda-y := \ |
3563 |
+ komeda_drv.o \ |
3564 |
+diff --git a/drivers/gpu/drm/drm_atomic_state_helper.c b/drivers/gpu/drm/drm_atomic_state_helper.c |
3565 |
+index 4985384e51f6..59ffb6b9c745 100644 |
3566 |
+--- a/drivers/gpu/drm/drm_atomic_state_helper.c |
3567 |
++++ b/drivers/gpu/drm/drm_atomic_state_helper.c |
3568 |
+@@ -30,6 +30,7 @@ |
3569 |
+ #include <drm/drm_connector.h> |
3570 |
+ #include <drm/drm_atomic.h> |
3571 |
+ #include <drm/drm_device.h> |
3572 |
++#include <drm/drm_writeback.h> |
3573 |
+ |
3574 |
+ #include <linux/slab.h> |
3575 |
+ #include <linux/dma-fence.h> |
3576 |
+@@ -412,6 +413,9 @@ __drm_atomic_helper_connector_destroy_state(struct drm_connector_state *state) |
3577 |
+ |
3578 |
+ if (state->commit) |
3579 |
+ drm_crtc_commit_put(state->commit); |
3580 |
++ |
3581 |
++ if (state->writeback_job) |
3582 |
++ drm_writeback_cleanup_job(state->writeback_job); |
3583 |
+ } |
3584 |
+ EXPORT_SYMBOL(__drm_atomic_helper_connector_destroy_state); |
3585 |
+ |
3586 |
+diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c |
3587 |
+index 05bbc2b622fc..04aa6ccdfb24 100644 |
3588 |
+--- a/drivers/gpu/drm/drm_drv.c |
3589 |
++++ b/drivers/gpu/drm/drm_drv.c |
3590 |
+@@ -497,7 +497,7 @@ int drm_dev_init(struct drm_device *dev, |
3591 |
+ BUG_ON(!parent); |
3592 |
+ |
3593 |
+ kref_init(&dev->ref); |
3594 |
+- dev->dev = parent; |
3595 |
++ dev->dev = get_device(parent); |
3596 |
+ dev->driver = driver; |
3597 |
+ |
3598 |
+ /* no per-device feature limits by default */ |
3599 |
+@@ -567,6 +567,7 @@ err_minors: |
3600 |
+ drm_minor_free(dev, DRM_MINOR_RENDER); |
3601 |
+ drm_fs_inode_free(dev->anon_inode); |
3602 |
+ err_free: |
3603 |
++ put_device(dev->dev); |
3604 |
+ mutex_destroy(&dev->master_mutex); |
3605 |
+ mutex_destroy(&dev->ctxlist_mutex); |
3606 |
+ mutex_destroy(&dev->clientlist_mutex); |
3607 |
+@@ -602,6 +603,8 @@ void drm_dev_fini(struct drm_device *dev) |
3608 |
+ drm_minor_free(dev, DRM_MINOR_PRIMARY); |
3609 |
+ drm_minor_free(dev, DRM_MINOR_RENDER); |
3610 |
+ |
3611 |
++ put_device(dev->dev); |
3612 |
++ |
3613 |
+ mutex_destroy(&dev->master_mutex); |
3614 |
+ mutex_destroy(&dev->ctxlist_mutex); |
3615 |
+ mutex_destroy(&dev->clientlist_mutex); |
3616 |
+diff --git a/drivers/gpu/drm/drm_file.c b/drivers/gpu/drm/drm_file.c |
3617 |
+index 7caa3c7ed978..9701469a6e93 100644 |
3618 |
+--- a/drivers/gpu/drm/drm_file.c |
3619 |
++++ b/drivers/gpu/drm/drm_file.c |
3620 |
+@@ -577,6 +577,7 @@ put_back_event: |
3621 |
+ file_priv->event_space -= length; |
3622 |
+ list_add(&e->link, &file_priv->event_list); |
3623 |
+ spin_unlock_irq(&dev->event_lock); |
3624 |
++ wake_up_interruptible(&file_priv->event_wait); |
3625 |
+ break; |
3626 |
+ } |
3627 |
+ |
3628 |
+diff --git a/drivers/gpu/drm/drm_writeback.c b/drivers/gpu/drm/drm_writeback.c |
3629 |
+index c20e6fe00cb3..2d75032f8159 100644 |
3630 |
+--- a/drivers/gpu/drm/drm_writeback.c |
3631 |
++++ b/drivers/gpu/drm/drm_writeback.c |
3632 |
+@@ -268,6 +268,15 @@ void drm_writeback_queue_job(struct drm_writeback_connector *wb_connector, |
3633 |
+ } |
3634 |
+ EXPORT_SYMBOL(drm_writeback_queue_job); |
3635 |
+ |
3636 |
++void drm_writeback_cleanup_job(struct drm_writeback_job *job) |
3637 |
++{ |
3638 |
++ if (job->fb) |
3639 |
++ drm_framebuffer_put(job->fb); |
3640 |
++ |
3641 |
++ kfree(job); |
3642 |
++} |
3643 |
++EXPORT_SYMBOL(drm_writeback_cleanup_job); |
3644 |
++ |
3645 |
+ /* |
3646 |
+ * @cleanup_work: deferred cleanup of a writeback job |
3647 |
+ * |
3648 |
+@@ -280,10 +289,9 @@ static void cleanup_work(struct work_struct *work) |
3649 |
+ struct drm_writeback_job *job = container_of(work, |
3650 |
+ struct drm_writeback_job, |
3651 |
+ cleanup_work); |
3652 |
+- drm_framebuffer_put(job->fb); |
3653 |
+- kfree(job); |
3654 |
+-} |
3655 |
+ |
3656 |
++ drm_writeback_cleanup_job(job); |
3657 |
++} |
3658 |
+ |
3659 |
+ /** |
3660 |
+ * drm_writeback_signal_completion - Signal the completion of a writeback job |
3661 |
+diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.c b/drivers/gpu/drm/etnaviv/etnaviv_drv.c |
3662 |
+index 18c27f795cf6..3156450723ba 100644 |
3663 |
+--- a/drivers/gpu/drm/etnaviv/etnaviv_drv.c |
3664 |
++++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.c |
3665 |
+@@ -515,6 +515,9 @@ static int etnaviv_bind(struct device *dev) |
3666 |
+ } |
3667 |
+ drm->dev_private = priv; |
3668 |
+ |
3669 |
++ dev->dma_parms = &priv->dma_parms; |
3670 |
++ dma_set_max_seg_size(dev, SZ_2G); |
3671 |
++ |
3672 |
+ mutex_init(&priv->gem_lock); |
3673 |
+ INIT_LIST_HEAD(&priv->gem_list); |
3674 |
+ priv->num_gpus = 0; |
3675 |
+@@ -552,6 +555,8 @@ static void etnaviv_unbind(struct device *dev) |
3676 |
+ |
3677 |
+ component_unbind_all(dev, drm); |
3678 |
+ |
3679 |
++ dev->dma_parms = NULL; |
3680 |
++ |
3681 |
+ drm->dev_private = NULL; |
3682 |
+ kfree(priv); |
3683 |
+ |
3684 |
+diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.h b/drivers/gpu/drm/etnaviv/etnaviv_drv.h |
3685 |
+index a6a7ded37ef1..6a4ea127c4f1 100644 |
3686 |
+--- a/drivers/gpu/drm/etnaviv/etnaviv_drv.h |
3687 |
++++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.h |
3688 |
+@@ -42,6 +42,7 @@ struct etnaviv_file_private { |
3689 |
+ |
3690 |
+ struct etnaviv_drm_private { |
3691 |
+ int num_gpus; |
3692 |
++ struct device_dma_parameters dma_parms; |
3693 |
+ struct etnaviv_gpu *gpu[ETNA_MAX_PIPES]; |
3694 |
+ |
3695 |
+ /* list of GEM objects: */ |
3696 |
+diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile |
3697 |
+index 271fb46d4dd0..ea8324abc784 100644 |
3698 |
+--- a/drivers/gpu/drm/i915/gvt/Makefile |
3699 |
++++ b/drivers/gpu/drm/i915/gvt/Makefile |
3700 |
+@@ -5,5 +5,5 @@ GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \ |
3701 |
+ execlist.o scheduler.o sched_policy.o mmio_context.o cmd_parser.o debugfs.o \ |
3702 |
+ fb_decoder.o dmabuf.o page_track.o |
3703 |
+ |
3704 |
+-ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) |
3705 |
++ccflags-y += -I $(srctree)/$(src) -I $(srctree)/$(src)/$(GVT_DIR)/ |
3706 |
+ i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) |
3707 |
+diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile |
3708 |
+index 56a70c74af4e..b7b1ebdc8190 100644 |
3709 |
+--- a/drivers/gpu/drm/msm/Makefile |
3710 |
++++ b/drivers/gpu/drm/msm/Makefile |
3711 |
+@@ -1,7 +1,7 @@ |
3712 |
+ # SPDX-License-Identifier: GPL-2.0 |
3713 |
+-ccflags-y := -Idrivers/gpu/drm/msm |
3714 |
+-ccflags-y += -Idrivers/gpu/drm/msm/disp/dpu1 |
3715 |
+-ccflags-$(CONFIG_DRM_MSM_DSI) += -Idrivers/gpu/drm/msm/dsi |
3716 |
++ccflags-y := -I $(srctree)/$(src) |
3717 |
++ccflags-y += -I $(srctree)/$(src)/disp/dpu1 |
3718 |
++ccflags-$(CONFIG_DRM_MSM_DSI) += -I $(srctree)/$(src)/dsi |
3719 |
+ |
3720 |
+ msm-y := \ |
3721 |
+ adreno/adreno_device.o \ |
3722 |
+diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c |
3723 |
+index d5f5e56422f5..270da14cba67 100644 |
3724 |
+--- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c |
3725 |
++++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c |
3726 |
+@@ -34,7 +34,7 @@ static int zap_shader_load_mdt(struct msm_gpu *gpu, const char *fwname) |
3727 |
+ { |
3728 |
+ struct device *dev = &gpu->pdev->dev; |
3729 |
+ const struct firmware *fw; |
3730 |
+- struct device_node *np; |
3731 |
++ struct device_node *np, *mem_np; |
3732 |
+ struct resource r; |
3733 |
+ phys_addr_t mem_phys; |
3734 |
+ ssize_t mem_size; |
3735 |
+@@ -48,11 +48,13 @@ static int zap_shader_load_mdt(struct msm_gpu *gpu, const char *fwname) |
3736 |
+ if (!np) |
3737 |
+ return -ENODEV; |
3738 |
+ |
3739 |
+- np = of_parse_phandle(np, "memory-region", 0); |
3740 |
+- if (!np) |
3741 |
++ mem_np = of_parse_phandle(np, "memory-region", 0); |
3742 |
++ of_node_put(np); |
3743 |
++ if (!mem_np) |
3744 |
+ return -EINVAL; |
3745 |
+ |
3746 |
+- ret = of_address_to_resource(np, 0, &r); |
3747 |
++ ret = of_address_to_resource(mem_np, 0, &r); |
3748 |
++ of_node_put(mem_np); |
3749 |
+ if (ret) |
3750 |
+ return ret; |
3751 |
+ |
3752 |
+diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c |
3753 |
+index 5aa3307f3f0c..dd2c4d11d0e1 100644 |
3754 |
+--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c |
3755 |
++++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c |
3756 |
+@@ -1023,13 +1023,13 @@ static void dpu_encoder_virt_mode_set(struct drm_encoder *drm_enc, |
3757 |
+ if (!dpu_enc->hw_pp[i]) { |
3758 |
+ DPU_ERROR_ENC(dpu_enc, "no pp block assigned" |
3759 |
+ "at idx: %d\n", i); |
3760 |
+- return; |
3761 |
++ goto error; |
3762 |
+ } |
3763 |
+ |
3764 |
+ if (!hw_ctl[i]) { |
3765 |
+ DPU_ERROR_ENC(dpu_enc, "no ctl block assigned" |
3766 |
+ "at idx: %d\n", i); |
3767 |
+- return; |
3768 |
++ goto error; |
3769 |
+ } |
3770 |
+ |
3771 |
+ phys->hw_pp = dpu_enc->hw_pp[i]; |
3772 |
+@@ -1042,6 +1042,9 @@ static void dpu_encoder_virt_mode_set(struct drm_encoder *drm_enc, |
3773 |
+ } |
3774 |
+ |
3775 |
+ dpu_enc->mode_set_complete = true; |
3776 |
++ |
3777 |
++error: |
3778 |
++ dpu_rm_release(&dpu_kms->rm, drm_enc); |
3779 |
+ } |
3780 |
+ |
3781 |
+ static void _dpu_encoder_virt_enable_helper(struct drm_encoder *drm_enc) |
3782 |
+@@ -1547,8 +1550,14 @@ static void _dpu_encoder_kickoff_phys(struct dpu_encoder_virt *dpu_enc, |
3783 |
+ if (!ctl) |
3784 |
+ continue; |
3785 |
+ |
3786 |
+- if (phys->split_role != ENC_ROLE_SLAVE) |
3787 |
++ /* |
3788 |
++ * This is cleared in frame_done worker, which isn't invoked |
3789 |
++ * for async commits. So don't set this for async, since it'll |
3790 |
++ * roll over to the next commit. |
3791 |
++ */ |
3792 |
++ if (!async && phys->split_role != ENC_ROLE_SLAVE) |
3793 |
+ set_bit(i, dpu_enc->frame_busy_mask); |
3794 |
++ |
3795 |
+ if (!phys->ops.needs_single_flush || |
3796 |
+ !phys->ops.needs_single_flush(phys)) |
3797 |
+ _dpu_encoder_trigger_flush(&dpu_enc->base, phys, 0x0, |
3798 |
+diff --git a/drivers/gpu/drm/msm/msm_gem_vma.c b/drivers/gpu/drm/msm/msm_gem_vma.c |
3799 |
+index 49c04829cf34..fcf7a83f0e6f 100644 |
3800 |
+--- a/drivers/gpu/drm/msm/msm_gem_vma.c |
3801 |
++++ b/drivers/gpu/drm/msm/msm_gem_vma.c |
3802 |
+@@ -85,7 +85,7 @@ msm_gem_map_vma(struct msm_gem_address_space *aspace, |
3803 |
+ |
3804 |
+ vma->mapped = true; |
3805 |
+ |
3806 |
+- if (aspace->mmu) |
3807 |
++ if (aspace && aspace->mmu) |
3808 |
+ ret = aspace->mmu->funcs->map(aspace->mmu, vma->iova, sgt, |
3809 |
+ size, prot); |
3810 |
+ |
3811 |
+diff --git a/drivers/gpu/drm/nouveau/Kbuild b/drivers/gpu/drm/nouveau/Kbuild |
3812 |
+index 581404e6544d..378c5dd692b0 100644 |
3813 |
+--- a/drivers/gpu/drm/nouveau/Kbuild |
3814 |
++++ b/drivers/gpu/drm/nouveau/Kbuild |
3815 |
+@@ -1,7 +1,7 @@ |
3816 |
+-ccflags-y += -I$(src)/include |
3817 |
+-ccflags-y += -I$(src)/include/nvkm |
3818 |
+-ccflags-y += -I$(src)/nvkm |
3819 |
+-ccflags-y += -I$(src) |
3820 |
++ccflags-y += -I $(srctree)/$(src)/include |
3821 |
++ccflags-y += -I $(srctree)/$(src)/include/nvkm |
3822 |
++ccflags-y += -I $(srctree)/$(src)/nvkm |
3823 |
++ccflags-y += -I $(srctree)/$(src) |
3824 |
+ |
3825 |
+ # NVKM - HW resource manager |
3826 |
+ #- code also used by various userspace tools/tests |
3827 |
+diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c |
3828 |
+index 157b076a1272..38c9c086754b 100644 |
3829 |
+--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c |
3830 |
++++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c |
3831 |
+@@ -109,7 +109,7 @@ nv50_bar_oneinit(struct nvkm_bar *base) |
3832 |
+ struct nvkm_device *device = bar->base.subdev.device; |
3833 |
+ static struct lock_class_key bar1_lock; |
3834 |
+ static struct lock_class_key bar2_lock; |
3835 |
+- u64 start, limit; |
3836 |
++ u64 start, limit, size; |
3837 |
+ int ret; |
3838 |
+ |
3839 |
+ ret = nvkm_gpuobj_new(device, 0x20000, 0, false, NULL, &bar->mem); |
3840 |
+@@ -127,7 +127,10 @@ nv50_bar_oneinit(struct nvkm_bar *base) |
3841 |
+ |
3842 |
+ /* BAR2 */ |
3843 |
+ start = 0x0100000000ULL; |
3844 |
+- limit = start + device->func->resource_size(device, 3); |
3845 |
++ size = device->func->resource_size(device, 3); |
3846 |
++ if (!size) |
3847 |
++ return -ENOMEM; |
3848 |
++ limit = start + size; |
3849 |
+ |
3850 |
+ ret = nvkm_vmm_new(device, start, limit-- - start, NULL, 0, |
3851 |
+ &bar2_lock, "bar2", &bar->bar2_vmm); |
3852 |
+@@ -164,7 +167,10 @@ nv50_bar_oneinit(struct nvkm_bar *base) |
3853 |
+ |
3854 |
+ /* BAR1 */ |
3855 |
+ start = 0x0000000000ULL; |
3856 |
+- limit = start + device->func->resource_size(device, 1); |
3857 |
++ size = device->func->resource_size(device, 1); |
3858 |
++ if (!size) |
3859 |
++ return -ENOMEM; |
3860 |
++ limit = start + size; |
3861 |
+ |
3862 |
+ ret = nvkm_vmm_new(device, start, limit-- - start, NULL, 0, |
3863 |
+ &bar1_lock, "bar1", &bar->bar1_vmm); |
3864 |
+diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c |
3865 |
+index 64fb788b6647..f0fe975ed46c 100644 |
3866 |
+--- a/drivers/gpu/drm/omapdrm/dss/dsi.c |
3867 |
++++ b/drivers/gpu/drm/omapdrm/dss/dsi.c |
3868 |
+@@ -1342,12 +1342,9 @@ static int dsi_pll_enable(struct dss_pll *pll) |
3869 |
+ */ |
3870 |
+ dsi_enable_scp_clk(dsi); |
3871 |
+ |
3872 |
+- if (!dsi->vdds_dsi_enabled) { |
3873 |
+- r = regulator_enable(dsi->vdds_dsi_reg); |
3874 |
+- if (r) |
3875 |
+- goto err0; |
3876 |
+- dsi->vdds_dsi_enabled = true; |
3877 |
+- } |
3878 |
++ r = regulator_enable(dsi->vdds_dsi_reg); |
3879 |
++ if (r) |
3880 |
++ goto err0; |
3881 |
+ |
3882 |
+ /* XXX PLL does not come out of reset without this... */ |
3883 |
+ dispc_pck_free_enable(dsi->dss->dispc, 1); |
3884 |
+@@ -1372,36 +1369,25 @@ static int dsi_pll_enable(struct dss_pll *pll) |
3885 |
+ |
3886 |
+ return 0; |
3887 |
+ err1: |
3888 |
+- if (dsi->vdds_dsi_enabled) { |
3889 |
+- regulator_disable(dsi->vdds_dsi_reg); |
3890 |
+- dsi->vdds_dsi_enabled = false; |
3891 |
+- } |
3892 |
++ regulator_disable(dsi->vdds_dsi_reg); |
3893 |
+ err0: |
3894 |
+ dsi_disable_scp_clk(dsi); |
3895 |
+ dsi_runtime_put(dsi); |
3896 |
+ return r; |
3897 |
+ } |
3898 |
+ |
3899 |
+-static void dsi_pll_uninit(struct dsi_data *dsi, bool disconnect_lanes) |
3900 |
++static void dsi_pll_disable(struct dss_pll *pll) |
3901 |
+ { |
3902 |
++ struct dsi_data *dsi = container_of(pll, struct dsi_data, pll); |
3903 |
++ |
3904 |
+ dsi_pll_power(dsi, DSI_PLL_POWER_OFF); |
3905 |
+- if (disconnect_lanes) { |
3906 |
+- WARN_ON(!dsi->vdds_dsi_enabled); |
3907 |
+- regulator_disable(dsi->vdds_dsi_reg); |
3908 |
+- dsi->vdds_dsi_enabled = false; |
3909 |
+- } |
3910 |
++ |
3911 |
++ regulator_disable(dsi->vdds_dsi_reg); |
3912 |
+ |
3913 |
+ dsi_disable_scp_clk(dsi); |
3914 |
+ dsi_runtime_put(dsi); |
3915 |
+ |
3916 |
+- DSSDBG("PLL uninit done\n"); |
3917 |
+-} |
3918 |
+- |
3919 |
+-static void dsi_pll_disable(struct dss_pll *pll) |
3920 |
+-{ |
3921 |
+- struct dsi_data *dsi = container_of(pll, struct dsi_data, pll); |
3922 |
+- |
3923 |
+- dsi_pll_uninit(dsi, true); |
3924 |
++ DSSDBG("PLL disable done\n"); |
3925 |
+ } |
3926 |
+ |
3927 |
+ static int dsi_dump_dsi_clocks(struct seq_file *s, void *p) |
3928 |
+@@ -4096,11 +4082,11 @@ static int dsi_display_init_dsi(struct dsi_data *dsi) |
3929 |
+ |
3930 |
+ r = dss_pll_enable(&dsi->pll); |
3931 |
+ if (r) |
3932 |
+- goto err0; |
3933 |
++ return r; |
3934 |
+ |
3935 |
+ r = dsi_configure_dsi_clocks(dsi); |
3936 |
+ if (r) |
3937 |
+- goto err1; |
3938 |
++ goto err0; |
3939 |
+ |
3940 |
+ dss_select_dsi_clk_source(dsi->dss, dsi->module_id, |
3941 |
+ dsi->module_id == 0 ? |
3942 |
+@@ -4108,6 +4094,14 @@ static int dsi_display_init_dsi(struct dsi_data *dsi) |
3943 |
+ |
3944 |
+ DSSDBG("PLL OK\n"); |
3945 |
+ |
3946 |
++ if (!dsi->vdds_dsi_enabled) { |
3947 |
++ r = regulator_enable(dsi->vdds_dsi_reg); |
3948 |
++ if (r) |
3949 |
++ goto err1; |
3950 |
++ |
3951 |
++ dsi->vdds_dsi_enabled = true; |
3952 |
++ } |
3953 |
++ |
3954 |
+ r = dsi_cio_init(dsi); |
3955 |
+ if (r) |
3956 |
+ goto err2; |
3957 |
+@@ -4136,10 +4130,13 @@ static int dsi_display_init_dsi(struct dsi_data *dsi) |
3958 |
+ err3: |
3959 |
+ dsi_cio_uninit(dsi); |
3960 |
+ err2: |
3961 |
+- dss_select_dsi_clk_source(dsi->dss, dsi->module_id, DSS_CLK_SRC_FCK); |
3962 |
++ regulator_disable(dsi->vdds_dsi_reg); |
3963 |
++ dsi->vdds_dsi_enabled = false; |
3964 |
+ err1: |
3965 |
+- dss_pll_disable(&dsi->pll); |
3966 |
++ dss_select_dsi_clk_source(dsi->dss, dsi->module_id, DSS_CLK_SRC_FCK); |
3967 |
+ err0: |
3968 |
++ dss_pll_disable(&dsi->pll); |
3969 |
++ |
3970 |
+ return r; |
3971 |
+ } |
3972 |
+ |
3973 |
+@@ -4158,7 +4155,12 @@ static void dsi_display_uninit_dsi(struct dsi_data *dsi, bool disconnect_lanes, |
3974 |
+ |
3975 |
+ dss_select_dsi_clk_source(dsi->dss, dsi->module_id, DSS_CLK_SRC_FCK); |
3976 |
+ dsi_cio_uninit(dsi); |
3977 |
+- dsi_pll_uninit(dsi, disconnect_lanes); |
3978 |
++ dss_pll_disable(&dsi->pll); |
3979 |
++ |
3980 |
++ if (disconnect_lanes) { |
3981 |
++ regulator_disable(dsi->vdds_dsi_reg); |
3982 |
++ dsi->vdds_dsi_enabled = false; |
3983 |
++ } |
3984 |
+ } |
3985 |
+ |
3986 |
+ static int dsi_display_enable(struct omap_dss_device *dssdev) |
3987 |
+diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c |
3988 |
+index 9da94d10782a..d37e3c001e24 100644 |
3989 |
+--- a/drivers/gpu/drm/omapdrm/omap_connector.c |
3990 |
++++ b/drivers/gpu/drm/omapdrm/omap_connector.c |
3991 |
+@@ -36,18 +36,22 @@ struct omap_connector { |
3992 |
+ }; |
3993 |
+ |
3994 |
+ static void omap_connector_hpd_notify(struct drm_connector *connector, |
3995 |
+- struct omap_dss_device *src, |
3996 |
+ enum drm_connector_status status) |
3997 |
+ { |
3998 |
+- if (status == connector_status_disconnected) { |
3999 |
+- /* |
4000 |
+- * If the source is an HDMI encoder, notify it of disconnection. |
4001 |
+- * This is required to let the HDMI encoder reset any internal |
4002 |
+- * state related to connection status, such as the CEC address. |
4003 |
+- */ |
4004 |
+- if (src && src->type == OMAP_DISPLAY_TYPE_HDMI && |
4005 |
+- src->ops->hdmi.lost_hotplug) |
4006 |
+- src->ops->hdmi.lost_hotplug(src); |
4007 |
++ struct omap_connector *omap_connector = to_omap_connector(connector); |
4008 |
++ struct omap_dss_device *dssdev; |
4009 |
++ |
4010 |
++ if (status != connector_status_disconnected) |
4011 |
++ return; |
4012 |
++ |
4013 |
++ /* |
4014 |
++ * Notify all devics in the pipeline of disconnection. This is required |
4015 |
++ * to let the HDMI encoders reset their internal state related to |
4016 |
++ * connection status, such as the CEC address. |
4017 |
++ */ |
4018 |
++ for (dssdev = omap_connector->output; dssdev; dssdev = dssdev->next) { |
4019 |
++ if (dssdev->ops && dssdev->ops->hdmi.lost_hotplug) |
4020 |
++ dssdev->ops->hdmi.lost_hotplug(dssdev); |
4021 |
+ } |
4022 |
+ } |
4023 |
+ |
4024 |
+@@ -67,7 +71,7 @@ static void omap_connector_hpd_cb(void *cb_data, |
4025 |
+ if (old_status == status) |
4026 |
+ return; |
4027 |
+ |
4028 |
+- omap_connector_hpd_notify(connector, omap_connector->hpd, status); |
4029 |
++ omap_connector_hpd_notify(connector, status); |
4030 |
+ |
4031 |
+ drm_kms_helper_hotplug_event(dev); |
4032 |
+ } |
4033 |
+@@ -128,7 +132,7 @@ static enum drm_connector_status omap_connector_detect( |
4034 |
+ ? connector_status_connected |
4035 |
+ : connector_status_disconnected; |
4036 |
+ |
4037 |
+- omap_connector_hpd_notify(connector, dssdev->src, status); |
4038 |
++ omap_connector_hpd_notify(connector, status); |
4039 |
+ } else { |
4040 |
+ switch (omap_connector->display->type) { |
4041 |
+ case OMAP_DISPLAY_TYPE_DPI: |
4042 |
+diff --git a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c |
4043 |
+index 87fa316e1d7b..58ccf648b70f 100644 |
4044 |
+--- a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c |
4045 |
++++ b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c |
4046 |
+@@ -248,6 +248,9 @@ static int otm8009a_init_sequence(struct otm8009a *ctx) |
4047 |
+ /* Send Command GRAM memory write (no parameters) */ |
4048 |
+ dcs_write_seq(ctx, MIPI_DCS_WRITE_MEMORY_START); |
4049 |
+ |
4050 |
++ /* Wait a short while to let the panel be ready before the 1st frame */ |
4051 |
++ mdelay(10); |
4052 |
++ |
4053 |
+ return 0; |
4054 |
+ } |
4055 |
+ |
4056 |
+diff --git a/drivers/gpu/drm/pl111/pl111_versatile.c b/drivers/gpu/drm/pl111/pl111_versatile.c |
4057 |
+index b9baefdba38a..1c318ad32a8c 100644 |
4058 |
+--- a/drivers/gpu/drm/pl111/pl111_versatile.c |
4059 |
++++ b/drivers/gpu/drm/pl111/pl111_versatile.c |
4060 |
+@@ -330,6 +330,7 @@ int pl111_versatile_init(struct device *dev, struct pl111_drm_dev_private *priv) |
4061 |
+ ret = vexpress_muxfpga_init(); |
4062 |
+ if (ret) { |
4063 |
+ dev_err(dev, "unable to initialize muxfpga driver\n"); |
4064 |
++ of_node_put(np); |
4065 |
+ return ret; |
4066 |
+ } |
4067 |
+ |
4068 |
+@@ -337,17 +338,20 @@ int pl111_versatile_init(struct device *dev, struct pl111_drm_dev_private *priv) |
4069 |
+ pdev = of_find_device_by_node(np); |
4070 |
+ if (!pdev) { |
4071 |
+ dev_err(dev, "can't find the sysreg device, deferring\n"); |
4072 |
++ of_node_put(np); |
4073 |
+ return -EPROBE_DEFER; |
4074 |
+ } |
4075 |
+ map = dev_get_drvdata(&pdev->dev); |
4076 |
+ if (!map) { |
4077 |
+ dev_err(dev, "sysreg has not yet probed\n"); |
4078 |
+ platform_device_put(pdev); |
4079 |
++ of_node_put(np); |
4080 |
+ return -EPROBE_DEFER; |
4081 |
+ } |
4082 |
+ } else { |
4083 |
+ map = syscon_node_to_regmap(np); |
4084 |
+ } |
4085 |
++ of_node_put(np); |
4086 |
+ |
4087 |
+ if (IS_ERR(map)) { |
4088 |
+ dev_err(dev, "no Versatile syscon regmap\n"); |
4089 |
+diff --git a/drivers/gpu/drm/rcar-du/rcar_lvds.c b/drivers/gpu/drm/rcar-du/rcar_lvds.c |
4090 |
+index 7ef97b2a6eda..033f44e46daf 100644 |
4091 |
+--- a/drivers/gpu/drm/rcar-du/rcar_lvds.c |
4092 |
++++ b/drivers/gpu/drm/rcar-du/rcar_lvds.c |
4093 |
+@@ -283,7 +283,7 @@ static void rcar_lvds_d3_e3_pll_calc(struct rcar_lvds *lvds, struct clk *clk, |
4094 |
+ * divider. |
4095 |
+ */ |
4096 |
+ fout = fvco / (1 << e) / div7; |
4097 |
+- div = DIV_ROUND_CLOSEST(fout, target); |
4098 |
++ div = max(1UL, DIV_ROUND_CLOSEST(fout, target)); |
4099 |
+ diff = abs(fout / div - target); |
4100 |
+ |
4101 |
+ if (diff < pll->diff) { |
4102 |
+@@ -485,9 +485,13 @@ static void rcar_lvds_enable(struct drm_bridge *bridge) |
4103 |
+ } |
4104 |
+ |
4105 |
+ if (lvds->info->quirks & RCAR_LVDS_QUIRK_GEN3_LVEN) { |
4106 |
+- /* Turn on the LVDS PHY. */ |
4107 |
++ /* |
4108 |
++ * Turn on the LVDS PHY. On D3, the LVEN and LVRES bit must be |
4109 |
++ * set at the same time, so don't write the register yet. |
4110 |
++ */ |
4111 |
+ lvdcr0 |= LVDCR0_LVEN; |
4112 |
+- rcar_lvds_write(lvds, LVDCR0, lvdcr0); |
4113 |
++ if (!(lvds->info->quirks & RCAR_LVDS_QUIRK_PWD)) |
4114 |
++ rcar_lvds_write(lvds, LVDCR0, lvdcr0); |
4115 |
+ } |
4116 |
+ |
4117 |
+ if (!(lvds->info->quirks & RCAR_LVDS_QUIRK_EXT_PLL)) { |
4118 |
+diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c |
4119 |
+index 7136fc91c603..e75f77ff8e0f 100644 |
4120 |
+--- a/drivers/gpu/drm/sun4i/sun4i_tcon.c |
4121 |
++++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c |
4122 |
+@@ -341,8 +341,8 @@ static void sun4i_tcon0_mode_set_cpu(struct sun4i_tcon *tcon, |
4123 |
+ u32 block_space, start_delay; |
4124 |
+ u32 tcon_div; |
4125 |
+ |
4126 |
+- tcon->dclk_min_div = 4; |
4127 |
+- tcon->dclk_max_div = 127; |
4128 |
++ tcon->dclk_min_div = SUN6I_DSI_TCON_DIV; |
4129 |
++ tcon->dclk_max_div = SUN6I_DSI_TCON_DIV; |
4130 |
+ |
4131 |
+ sun4i_tcon0_mode_set_common(tcon, mode); |
4132 |
+ |
4133 |
+diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c |
4134 |
+index 318994cd1b85..869e0aedf343 100644 |
4135 |
+--- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c |
4136 |
++++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c |
4137 |
+@@ -358,7 +358,13 @@ static void sun6i_dsi_inst_init(struct sun6i_dsi *dsi, |
4138 |
+ static u16 sun6i_dsi_get_video_start_delay(struct sun6i_dsi *dsi, |
4139 |
+ struct drm_display_mode *mode) |
4140 |
+ { |
4141 |
+- return mode->vtotal - (mode->vsync_end - mode->vdisplay) + 1; |
4142 |
++ u16 start = clamp(mode->vtotal - mode->vdisplay - 10, 8, 100); |
4143 |
++ u16 delay = mode->vtotal - (mode->vsync_end - mode->vdisplay) + start; |
4144 |
++ |
4145 |
++ if (delay > mode->vtotal) |
4146 |
++ delay = delay % mode->vtotal; |
4147 |
++ |
4148 |
++ return max_t(u16, delay, 1); |
4149 |
+ } |
4150 |
+ |
4151 |
+ static void sun6i_dsi_setup_burst(struct sun6i_dsi *dsi, |
4152 |
+diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.h b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.h |
4153 |
+index a07090579f84..5c3ad5be0690 100644 |
4154 |
+--- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.h |
4155 |
++++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.h |
4156 |
+@@ -13,6 +13,8 @@ |
4157 |
+ #include <drm/drm_encoder.h> |
4158 |
+ #include <drm/drm_mipi_dsi.h> |
4159 |
+ |
4160 |
++#define SUN6I_DSI_TCON_DIV 4 |
4161 |
++ |
4162 |
+ struct sun6i_dsi { |
4163 |
+ struct drm_connector connector; |
4164 |
+ struct drm_encoder encoder; |
4165 |
+diff --git a/drivers/gpu/drm/tinydrm/ili9225.c b/drivers/gpu/drm/tinydrm/ili9225.c |
4166 |
+index 43a3b68d90a2..998d75be9e16 100644 |
4167 |
+--- a/drivers/gpu/drm/tinydrm/ili9225.c |
4168 |
++++ b/drivers/gpu/drm/tinydrm/ili9225.c |
4169 |
+@@ -301,7 +301,7 @@ static void ili9225_pipe_disable(struct drm_simple_display_pipe *pipe) |
4170 |
+ mipi->enabled = false; |
4171 |
+ } |
4172 |
+ |
4173 |
+-static int ili9225_dbi_command(struct mipi_dbi *mipi, u8 cmd, u8 *par, |
4174 |
++static int ili9225_dbi_command(struct mipi_dbi *mipi, u8 *cmd, u8 *par, |
4175 |
+ size_t num) |
4176 |
+ { |
4177 |
+ struct spi_device *spi = mipi->spi; |
4178 |
+@@ -311,11 +311,11 @@ static int ili9225_dbi_command(struct mipi_dbi *mipi, u8 cmd, u8 *par, |
4179 |
+ |
4180 |
+ gpiod_set_value_cansleep(mipi->dc, 0); |
4181 |
+ speed_hz = mipi_dbi_spi_cmd_max_speed(spi, 1); |
4182 |
+- ret = tinydrm_spi_transfer(spi, speed_hz, NULL, 8, &cmd, 1); |
4183 |
++ ret = tinydrm_spi_transfer(spi, speed_hz, NULL, 8, cmd, 1); |
4184 |
+ if (ret || !num) |
4185 |
+ return ret; |
4186 |
+ |
4187 |
+- if (cmd == ILI9225_WRITE_DATA_TO_GRAM && !mipi->swap_bytes) |
4188 |
++ if (*cmd == ILI9225_WRITE_DATA_TO_GRAM && !mipi->swap_bytes) |
4189 |
+ bpw = 16; |
4190 |
+ |
4191 |
+ gpiod_set_value_cansleep(mipi->dc, 1); |
4192 |
+diff --git a/drivers/gpu/drm/tinydrm/mipi-dbi.c b/drivers/gpu/drm/tinydrm/mipi-dbi.c |
4193 |
+index 918f77c7de34..295cbcbc2bb6 100644 |
4194 |
+--- a/drivers/gpu/drm/tinydrm/mipi-dbi.c |
4195 |
++++ b/drivers/gpu/drm/tinydrm/mipi-dbi.c |
4196 |
+@@ -153,16 +153,42 @@ EXPORT_SYMBOL(mipi_dbi_command_read); |
4197 |
+ */ |
4198 |
+ int mipi_dbi_command_buf(struct mipi_dbi *mipi, u8 cmd, u8 *data, size_t len) |
4199 |
+ { |
4200 |
++ u8 *cmdbuf; |
4201 |
+ int ret; |
4202 |
+ |
4203 |
++ /* SPI requires dma-safe buffers */ |
4204 |
++ cmdbuf = kmemdup(&cmd, 1, GFP_KERNEL); |
4205 |
++ if (!cmdbuf) |
4206 |
++ return -ENOMEM; |
4207 |
++ |
4208 |
+ mutex_lock(&mipi->cmdlock); |
4209 |
+- ret = mipi->command(mipi, cmd, data, len); |
4210 |
++ ret = mipi->command(mipi, cmdbuf, data, len); |
4211 |
+ mutex_unlock(&mipi->cmdlock); |
4212 |
+ |
4213 |
++ kfree(cmdbuf); |
4214 |
++ |
4215 |
+ return ret; |
4216 |
+ } |
4217 |
+ EXPORT_SYMBOL(mipi_dbi_command_buf); |
4218 |
+ |
4219 |
++/* This should only be used by mipi_dbi_command() */ |
4220 |
++int mipi_dbi_command_stackbuf(struct mipi_dbi *mipi, u8 cmd, u8 *data, size_t len) |
4221 |
++{ |
4222 |
++ u8 *buf; |
4223 |
++ int ret; |
4224 |
++ |
4225 |
++ buf = kmemdup(data, len, GFP_KERNEL); |
4226 |
++ if (!buf) |
4227 |
++ return -ENOMEM; |
4228 |
++ |
4229 |
++ ret = mipi_dbi_command_buf(mipi, cmd, buf, len); |
4230 |
++ |
4231 |
++ kfree(buf); |
4232 |
++ |
4233 |
++ return ret; |
4234 |
++} |
4235 |
++EXPORT_SYMBOL(mipi_dbi_command_stackbuf); |
4236 |
++ |
4237 |
+ /** |
4238 |
+ * mipi_dbi_buf_copy - Copy a framebuffer, transforming it if necessary |
4239 |
+ * @dst: The destination buffer |
4240 |
+@@ -774,18 +800,18 @@ static int mipi_dbi_spi1_transfer(struct mipi_dbi *mipi, int dc, |
4241 |
+ return 0; |
4242 |
+ } |
4243 |
+ |
4244 |
+-static int mipi_dbi_typec1_command(struct mipi_dbi *mipi, u8 cmd, |
4245 |
++static int mipi_dbi_typec1_command(struct mipi_dbi *mipi, u8 *cmd, |
4246 |
+ u8 *parameters, size_t num) |
4247 |
+ { |
4248 |
+- unsigned int bpw = (cmd == MIPI_DCS_WRITE_MEMORY_START) ? 16 : 8; |
4249 |
++ unsigned int bpw = (*cmd == MIPI_DCS_WRITE_MEMORY_START) ? 16 : 8; |
4250 |
+ int ret; |
4251 |
+ |
4252 |
+- if (mipi_dbi_command_is_read(mipi, cmd)) |
4253 |
++ if (mipi_dbi_command_is_read(mipi, *cmd)) |
4254 |
+ return -ENOTSUPP; |
4255 |
+ |
4256 |
+- MIPI_DBI_DEBUG_COMMAND(cmd, parameters, num); |
4257 |
++ MIPI_DBI_DEBUG_COMMAND(*cmd, parameters, num); |
4258 |
+ |
4259 |
+- ret = mipi_dbi_spi1_transfer(mipi, 0, &cmd, 1, 8); |
4260 |
++ ret = mipi_dbi_spi1_transfer(mipi, 0, cmd, 1, 8); |
4261 |
+ if (ret || !num) |
4262 |
+ return ret; |
4263 |
+ |
4264 |
+@@ -794,7 +820,7 @@ static int mipi_dbi_typec1_command(struct mipi_dbi *mipi, u8 cmd, |
4265 |
+ |
4266 |
+ /* MIPI DBI Type C Option 3 */ |
4267 |
+ |
4268 |
+-static int mipi_dbi_typec3_command_read(struct mipi_dbi *mipi, u8 cmd, |
4269 |
++static int mipi_dbi_typec3_command_read(struct mipi_dbi *mipi, u8 *cmd, |
4270 |
+ u8 *data, size_t len) |
4271 |
+ { |
4272 |
+ struct spi_device *spi = mipi->spi; |
4273 |
+@@ -803,7 +829,7 @@ static int mipi_dbi_typec3_command_read(struct mipi_dbi *mipi, u8 cmd, |
4274 |
+ struct spi_transfer tr[2] = { |
4275 |
+ { |
4276 |
+ .speed_hz = speed_hz, |
4277 |
+- .tx_buf = &cmd, |
4278 |
++ .tx_buf = cmd, |
4279 |
+ .len = 1, |
4280 |
+ }, { |
4281 |
+ .speed_hz = speed_hz, |
4282 |
+@@ -821,8 +847,8 @@ static int mipi_dbi_typec3_command_read(struct mipi_dbi *mipi, u8 cmd, |
4283 |
+ * Support non-standard 24-bit and 32-bit Nokia read commands which |
4284 |
+ * start with a dummy clock, so we need to read an extra byte. |
4285 |
+ */ |
4286 |
+- if (cmd == MIPI_DCS_GET_DISPLAY_ID || |
4287 |
+- cmd == MIPI_DCS_GET_DISPLAY_STATUS) { |
4288 |
++ if (*cmd == MIPI_DCS_GET_DISPLAY_ID || |
4289 |
++ *cmd == MIPI_DCS_GET_DISPLAY_STATUS) { |
4290 |
+ if (!(len == 3 || len == 4)) |
4291 |
+ return -EINVAL; |
4292 |
+ |
4293 |
+@@ -852,7 +878,7 @@ static int mipi_dbi_typec3_command_read(struct mipi_dbi *mipi, u8 cmd, |
4294 |
+ data[i] = (buf[i] << 1) | !!(buf[i + 1] & BIT(7)); |
4295 |
+ } |
4296 |
+ |
4297 |
+- MIPI_DBI_DEBUG_COMMAND(cmd, data, len); |
4298 |
++ MIPI_DBI_DEBUG_COMMAND(*cmd, data, len); |
4299 |
+ |
4300 |
+ err_free: |
4301 |
+ kfree(buf); |
4302 |
+@@ -860,7 +886,7 @@ err_free: |
4303 |
+ return ret; |
4304 |
+ } |
4305 |
+ |
4306 |
+-static int mipi_dbi_typec3_command(struct mipi_dbi *mipi, u8 cmd, |
4307 |
++static int mipi_dbi_typec3_command(struct mipi_dbi *mipi, u8 *cmd, |
4308 |
+ u8 *par, size_t num) |
4309 |
+ { |
4310 |
+ struct spi_device *spi = mipi->spi; |
4311 |
+@@ -868,18 +894,18 @@ static int mipi_dbi_typec3_command(struct mipi_dbi *mipi, u8 cmd, |
4312 |
+ u32 speed_hz; |
4313 |
+ int ret; |
4314 |
+ |
4315 |
+- if (mipi_dbi_command_is_read(mipi, cmd)) |
4316 |
++ if (mipi_dbi_command_is_read(mipi, *cmd)) |
4317 |
+ return mipi_dbi_typec3_command_read(mipi, cmd, par, num); |
4318 |
+ |
4319 |
+- MIPI_DBI_DEBUG_COMMAND(cmd, par, num); |
4320 |
++ MIPI_DBI_DEBUG_COMMAND(*cmd, par, num); |
4321 |
+ |
4322 |
+ gpiod_set_value_cansleep(mipi->dc, 0); |
4323 |
+ speed_hz = mipi_dbi_spi_cmd_max_speed(spi, 1); |
4324 |
+- ret = tinydrm_spi_transfer(spi, speed_hz, NULL, 8, &cmd, 1); |
4325 |
++ ret = tinydrm_spi_transfer(spi, speed_hz, NULL, 8, cmd, 1); |
4326 |
+ if (ret || !num) |
4327 |
+ return ret; |
4328 |
+ |
4329 |
+- if (cmd == MIPI_DCS_WRITE_MEMORY_START && !mipi->swap_bytes) |
4330 |
++ if (*cmd == MIPI_DCS_WRITE_MEMORY_START && !mipi->swap_bytes) |
4331 |
+ bpw = 16; |
4332 |
+ |
4333 |
+ gpiod_set_value_cansleep(mipi->dc, 1); |
4334 |
+diff --git a/drivers/gpu/drm/v3d/v3d_drv.c b/drivers/gpu/drm/v3d/v3d_drv.c |
4335 |
+index f0afcec72c34..30ae1c74edaa 100644 |
4336 |
+--- a/drivers/gpu/drm/v3d/v3d_drv.c |
4337 |
++++ b/drivers/gpu/drm/v3d/v3d_drv.c |
4338 |
+@@ -312,14 +312,18 @@ static int v3d_platform_drm_probe(struct platform_device *pdev) |
4339 |
+ if (ret) |
4340 |
+ goto dev_destroy; |
4341 |
+ |
4342 |
+- v3d_irq_init(v3d); |
4343 |
++ ret = v3d_irq_init(v3d); |
4344 |
++ if (ret) |
4345 |
++ goto gem_destroy; |
4346 |
+ |
4347 |
+ ret = drm_dev_register(drm, 0); |
4348 |
+ if (ret) |
4349 |
+- goto gem_destroy; |
4350 |
++ goto irq_disable; |
4351 |
+ |
4352 |
+ return 0; |
4353 |
+ |
4354 |
++irq_disable: |
4355 |
++ v3d_irq_disable(v3d); |
4356 |
+ gem_destroy: |
4357 |
+ v3d_gem_destroy(drm); |
4358 |
+ dev_destroy: |
4359 |
+diff --git a/drivers/gpu/drm/v3d/v3d_drv.h b/drivers/gpu/drm/v3d/v3d_drv.h |
4360 |
+index fdda3037f7af..2fdb456b72d3 100644 |
4361 |
+--- a/drivers/gpu/drm/v3d/v3d_drv.h |
4362 |
++++ b/drivers/gpu/drm/v3d/v3d_drv.h |
4363 |
+@@ -310,7 +310,7 @@ void v3d_reset(struct v3d_dev *v3d); |
4364 |
+ void v3d_invalidate_caches(struct v3d_dev *v3d); |
4365 |
+ |
4366 |
+ /* v3d_irq.c */ |
4367 |
+-void v3d_irq_init(struct v3d_dev *v3d); |
4368 |
++int v3d_irq_init(struct v3d_dev *v3d); |
4369 |
+ void v3d_irq_enable(struct v3d_dev *v3d); |
4370 |
+ void v3d_irq_disable(struct v3d_dev *v3d); |
4371 |
+ void v3d_irq_reset(struct v3d_dev *v3d); |
4372 |
+diff --git a/drivers/gpu/drm/v3d/v3d_irq.c b/drivers/gpu/drm/v3d/v3d_irq.c |
4373 |
+index 69338da70ddc..29d746cfce57 100644 |
4374 |
+--- a/drivers/gpu/drm/v3d/v3d_irq.c |
4375 |
++++ b/drivers/gpu/drm/v3d/v3d_irq.c |
4376 |
+@@ -156,7 +156,7 @@ v3d_hub_irq(int irq, void *arg) |
4377 |
+ return status; |
4378 |
+ } |
4379 |
+ |
4380 |
+-void |
4381 |
++int |
4382 |
+ v3d_irq_init(struct v3d_dev *v3d) |
4383 |
+ { |
4384 |
+ int ret, core; |
4385 |
+@@ -173,13 +173,22 @@ v3d_irq_init(struct v3d_dev *v3d) |
4386 |
+ ret = devm_request_irq(v3d->dev, platform_get_irq(v3d->pdev, 0), |
4387 |
+ v3d_hub_irq, IRQF_SHARED, |
4388 |
+ "v3d_hub", v3d); |
4389 |
++ if (ret) |
4390 |
++ goto fail; |
4391 |
++ |
4392 |
+ ret = devm_request_irq(v3d->dev, platform_get_irq(v3d->pdev, 1), |
4393 |
+ v3d_irq, IRQF_SHARED, |
4394 |
+ "v3d_core0", v3d); |
4395 |
+ if (ret) |
4396 |
+- dev_err(v3d->dev, "IRQ setup failed: %d\n", ret); |
4397 |
++ goto fail; |
4398 |
+ |
4399 |
+ v3d_irq_enable(v3d); |
4400 |
++ return 0; |
4401 |
++ |
4402 |
++fail: |
4403 |
++ if (ret != -EPROBE_DEFER) |
4404 |
++ dev_err(v3d->dev, "IRQ setup failed: %d\n", ret); |
4405 |
++ return ret; |
4406 |
+ } |
4407 |
+ |
4408 |
+ void |
4409 |
+diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c |
4410 |
+index 860e21ec6a49..63a43726cce0 100644 |
4411 |
+--- a/drivers/hid/hid-core.c |
4412 |
++++ b/drivers/hid/hid-core.c |
4413 |
+@@ -218,13 +218,14 @@ static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type) |
4414 |
+ * Add a usage to the temporary parser table. |
4415 |
+ */ |
4416 |
+ |
4417 |
+-static int hid_add_usage(struct hid_parser *parser, unsigned usage) |
4418 |
++static int hid_add_usage(struct hid_parser *parser, unsigned usage, u8 size) |
4419 |
+ { |
4420 |
+ if (parser->local.usage_index >= HID_MAX_USAGES) { |
4421 |
+ hid_err(parser->device, "usage index exceeded\n"); |
4422 |
+ return -1; |
4423 |
+ } |
4424 |
+ parser->local.usage[parser->local.usage_index] = usage; |
4425 |
++ parser->local.usage_size[parser->local.usage_index] = size; |
4426 |
+ parser->local.collection_index[parser->local.usage_index] = |
4427 |
+ parser->collection_stack_ptr ? |
4428 |
+ parser->collection_stack[parser->collection_stack_ptr - 1] : 0; |
4429 |
+@@ -486,10 +487,7 @@ static int hid_parser_local(struct hid_parser *parser, struct hid_item *item) |
4430 |
+ return 0; |
4431 |
+ } |
4432 |
+ |
4433 |
+- if (item->size <= 2) |
4434 |
+- data = (parser->global.usage_page << 16) + data; |
4435 |
+- |
4436 |
+- return hid_add_usage(parser, data); |
4437 |
++ return hid_add_usage(parser, data, item->size); |
4438 |
+ |
4439 |
+ case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM: |
4440 |
+ |
4441 |
+@@ -498,9 +496,6 @@ static int hid_parser_local(struct hid_parser *parser, struct hid_item *item) |
4442 |
+ return 0; |
4443 |
+ } |
4444 |
+ |
4445 |
+- if (item->size <= 2) |
4446 |
+- data = (parser->global.usage_page << 16) + data; |
4447 |
+- |
4448 |
+ parser->local.usage_minimum = data; |
4449 |
+ return 0; |
4450 |
+ |
4451 |
+@@ -511,9 +506,6 @@ static int hid_parser_local(struct hid_parser *parser, struct hid_item *item) |
4452 |
+ return 0; |
4453 |
+ } |
4454 |
+ |
4455 |
+- if (item->size <= 2) |
4456 |
+- data = (parser->global.usage_page << 16) + data; |
4457 |
+- |
4458 |
+ count = data - parser->local.usage_minimum; |
4459 |
+ if (count + parser->local.usage_index >= HID_MAX_USAGES) { |
4460 |
+ /* |
4461 |
+@@ -533,7 +525,7 @@ static int hid_parser_local(struct hid_parser *parser, struct hid_item *item) |
4462 |
+ } |
4463 |
+ |
4464 |
+ for (n = parser->local.usage_minimum; n <= data; n++) |
4465 |
+- if (hid_add_usage(parser, n)) { |
4466 |
++ if (hid_add_usage(parser, n, item->size)) { |
4467 |
+ dbg_hid("hid_add_usage failed\n"); |
4468 |
+ return -1; |
4469 |
+ } |
4470 |
+@@ -547,6 +539,22 @@ static int hid_parser_local(struct hid_parser *parser, struct hid_item *item) |
4471 |
+ return 0; |
4472 |
+ } |
4473 |
+ |
4474 |
++/* |
4475 |
++ * Concatenate Usage Pages into Usages where relevant: |
4476 |
++ * As per specification, 6.2.2.8: "When the parser encounters a main item it |
4477 |
++ * concatenates the last declared Usage Page with a Usage to form a complete |
4478 |
++ * usage value." |
4479 |
++ */ |
4480 |
++ |
4481 |
++static void hid_concatenate_usage_page(struct hid_parser *parser) |
4482 |
++{ |
4483 |
++ int i; |
4484 |
++ |
4485 |
++ for (i = 0; i < parser->local.usage_index; i++) |
4486 |
++ if (parser->local.usage_size[i] <= 2) |
4487 |
++ parser->local.usage[i] += parser->global.usage_page << 16; |
4488 |
++} |
4489 |
++ |
4490 |
+ /* |
4491 |
+ * Process a main item. |
4492 |
+ */ |
4493 |
+@@ -556,6 +564,8 @@ static int hid_parser_main(struct hid_parser *parser, struct hid_item *item) |
4494 |
+ __u32 data; |
4495 |
+ int ret; |
4496 |
+ |
4497 |
++ hid_concatenate_usage_page(parser); |
4498 |
++ |
4499 |
+ data = item_udata(item); |
4500 |
+ |
4501 |
+ switch (item->tag) { |
4502 |
+@@ -765,6 +775,8 @@ static int hid_scan_main(struct hid_parser *parser, struct hid_item *item) |
4503 |
+ __u32 data; |
4504 |
+ int i; |
4505 |
+ |
4506 |
++ hid_concatenate_usage_page(parser); |
4507 |
++ |
4508 |
+ data = item_udata(item); |
4509 |
+ |
4510 |
+ switch (item->tag) { |
4511 |
+diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c |
4512 |
+index 199cc256e9d9..e74fa990ba13 100644 |
4513 |
+--- a/drivers/hid/hid-logitech-hidpp.c |
4514 |
++++ b/drivers/hid/hid-logitech-hidpp.c |
4515 |
+@@ -836,13 +836,16 @@ static int hidpp_root_get_feature(struct hidpp_device *hidpp, u16 feature, |
4516 |
+ |
4517 |
+ static int hidpp_root_get_protocol_version(struct hidpp_device *hidpp) |
4518 |
+ { |
4519 |
++ const u8 ping_byte = 0x5a; |
4520 |
++ u8 ping_data[3] = { 0, 0, ping_byte }; |
4521 |
+ struct hidpp_report response; |
4522 |
+ int ret; |
4523 |
+ |
4524 |
+- ret = hidpp_send_fap_command_sync(hidpp, |
4525 |
++ ret = hidpp_send_rap_command_sync(hidpp, |
4526 |
++ REPORT_ID_HIDPP_SHORT, |
4527 |
+ HIDPP_PAGE_ROOT_IDX, |
4528 |
+ CMD_ROOT_GET_PROTOCOL_VERSION, |
4529 |
+- NULL, 0, &response); |
4530 |
++ ping_data, sizeof(ping_data), &response); |
4531 |
+ |
4532 |
+ if (ret == HIDPP_ERROR_INVALID_SUBID) { |
4533 |
+ hidpp->protocol_major = 1; |
4534 |
+@@ -862,8 +865,14 @@ static int hidpp_root_get_protocol_version(struct hidpp_device *hidpp) |
4535 |
+ if (ret) |
4536 |
+ return ret; |
4537 |
+ |
4538 |
+- hidpp->protocol_major = response.fap.params[0]; |
4539 |
+- hidpp->protocol_minor = response.fap.params[1]; |
4540 |
++ if (response.rap.params[2] != ping_byte) { |
4541 |
++ hid_err(hidpp->hid_dev, "%s: ping mismatch 0x%02x != 0x%02x\n", |
4542 |
++ __func__, response.rap.params[2], ping_byte); |
4543 |
++ return -EPROTO; |
4544 |
++ } |
4545 |
++ |
4546 |
++ hidpp->protocol_major = response.rap.params[0]; |
4547 |
++ hidpp->protocol_minor = response.rap.params[1]; |
4548 |
+ |
4549 |
+ return ret; |
4550 |
+ } |
4551 |
+@@ -1012,7 +1021,11 @@ static int hidpp_map_battery_level(int capacity) |
4552 |
+ { |
4553 |
+ if (capacity < 11) |
4554 |
+ return POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL; |
4555 |
+- else if (capacity < 31) |
4556 |
++ /* |
4557 |
++ * The spec says this should be < 31 but some devices report 30 |
4558 |
++ * with brand new batteries and Windows reports 30 as "Good". |
4559 |
++ */ |
4560 |
++ else if (capacity < 30) |
4561 |
+ return POWER_SUPPLY_CAPACITY_LEVEL_LOW; |
4562 |
+ else if (capacity < 81) |
4563 |
+ return POWER_SUPPLY_CAPACITY_LEVEL_NORMAL; |
4564 |
+diff --git a/drivers/hwmon/f71805f.c b/drivers/hwmon/f71805f.c |
4565 |
+index 73c681162653..623736d2a7c1 100644 |
4566 |
+--- a/drivers/hwmon/f71805f.c |
4567 |
++++ b/drivers/hwmon/f71805f.c |
4568 |
+@@ -96,17 +96,23 @@ superio_select(int base, int ld) |
4569 |
+ outb(ld, base + 1); |
4570 |
+ } |
4571 |
+ |
4572 |
+-static inline void |
4573 |
++static inline int |
4574 |
+ superio_enter(int base) |
4575 |
+ { |
4576 |
++ if (!request_muxed_region(base, 2, DRVNAME)) |
4577 |
++ return -EBUSY; |
4578 |
++ |
4579 |
+ outb(0x87, base); |
4580 |
+ outb(0x87, base); |
4581 |
++ |
4582 |
++ return 0; |
4583 |
+ } |
4584 |
+ |
4585 |
+ static inline void |
4586 |
+ superio_exit(int base) |
4587 |
+ { |
4588 |
+ outb(0xaa, base); |
4589 |
++ release_region(base, 2); |
4590 |
+ } |
4591 |
+ |
4592 |
+ /* |
4593 |
+@@ -1561,7 +1567,7 @@ exit: |
4594 |
+ static int __init f71805f_find(int sioaddr, unsigned short *address, |
4595 |
+ struct f71805f_sio_data *sio_data) |
4596 |
+ { |
4597 |
+- int err = -ENODEV; |
4598 |
++ int err; |
4599 |
+ u16 devid; |
4600 |
+ |
4601 |
+ static const char * const names[] = { |
4602 |
+@@ -1569,8 +1575,11 @@ static int __init f71805f_find(int sioaddr, unsigned short *address, |
4603 |
+ "F71872F/FG or F71806F/FG", |
4604 |
+ }; |
4605 |
+ |
4606 |
+- superio_enter(sioaddr); |
4607 |
++ err = superio_enter(sioaddr); |
4608 |
++ if (err) |
4609 |
++ return err; |
4610 |
+ |
4611 |
++ err = -ENODEV; |
4612 |
+ devid = superio_inw(sioaddr, SIO_REG_MANID); |
4613 |
+ if (devid != SIO_FINTEK_ID) |
4614 |
+ goto exit; |
4615 |
+diff --git a/drivers/hwmon/pc87427.c b/drivers/hwmon/pc87427.c |
4616 |
+index d1a3f2040c00..58eee8fa3e6d 100644 |
4617 |
+--- a/drivers/hwmon/pc87427.c |
4618 |
++++ b/drivers/hwmon/pc87427.c |
4619 |
+@@ -106,6 +106,13 @@ static const char *logdev_str[2] = { DRVNAME " FMC", DRVNAME " HMC" }; |
4620 |
+ #define LD_IN 1 |
4621 |
+ #define LD_TEMP 1 |
4622 |
+ |
4623 |
++static inline int superio_enter(int sioaddr) |
4624 |
++{ |
4625 |
++ if (!request_muxed_region(sioaddr, 2, DRVNAME)) |
4626 |
++ return -EBUSY; |
4627 |
++ return 0; |
4628 |
++} |
4629 |
++ |
4630 |
+ static inline void superio_outb(int sioaddr, int reg, int val) |
4631 |
+ { |
4632 |
+ outb(reg, sioaddr); |
4633 |
+@@ -122,6 +129,7 @@ static inline void superio_exit(int sioaddr) |
4634 |
+ { |
4635 |
+ outb(0x02, sioaddr); |
4636 |
+ outb(0x02, sioaddr + 1); |
4637 |
++ release_region(sioaddr, 2); |
4638 |
+ } |
4639 |
+ |
4640 |
+ /* |
4641 |
+@@ -1195,7 +1203,11 @@ static int __init pc87427_find(int sioaddr, struct pc87427_sio_data *sio_data) |
4642 |
+ { |
4643 |
+ u16 val; |
4644 |
+ u8 cfg, cfg_b; |
4645 |
+- int i, err = 0; |
4646 |
++ int i, err; |
4647 |
++ |
4648 |
++ err = superio_enter(sioaddr); |
4649 |
++ if (err) |
4650 |
++ return err; |
4651 |
+ |
4652 |
+ /* Identify device */ |
4653 |
+ val = force_id ? force_id : superio_inb(sioaddr, SIOREG_DEVID); |
4654 |
+diff --git a/drivers/hwmon/smsc47b397.c b/drivers/hwmon/smsc47b397.c |
4655 |
+index c0775084dde0..60e193f2e970 100644 |
4656 |
+--- a/drivers/hwmon/smsc47b397.c |
4657 |
++++ b/drivers/hwmon/smsc47b397.c |
4658 |
+@@ -72,14 +72,19 @@ static inline void superio_select(int ld) |
4659 |
+ superio_outb(0x07, ld); |
4660 |
+ } |
4661 |
+ |
4662 |
+-static inline void superio_enter(void) |
4663 |
++static inline int superio_enter(void) |
4664 |
+ { |
4665 |
++ if (!request_muxed_region(REG, 2, DRVNAME)) |
4666 |
++ return -EBUSY; |
4667 |
++ |
4668 |
+ outb(0x55, REG); |
4669 |
++ return 0; |
4670 |
+ } |
4671 |
+ |
4672 |
+ static inline void superio_exit(void) |
4673 |
+ { |
4674 |
+ outb(0xAA, REG); |
4675 |
++ release_region(REG, 2); |
4676 |
+ } |
4677 |
+ |
4678 |
+ #define SUPERIO_REG_DEVID 0x20 |
4679 |
+@@ -300,8 +305,12 @@ static int __init smsc47b397_find(void) |
4680 |
+ u8 id, rev; |
4681 |
+ char *name; |
4682 |
+ unsigned short addr; |
4683 |
++ int err; |
4684 |
++ |
4685 |
++ err = superio_enter(); |
4686 |
++ if (err) |
4687 |
++ return err; |
4688 |
+ |
4689 |
+- superio_enter(); |
4690 |
+ id = force_id ? force_id : superio_inb(SUPERIO_REG_DEVID); |
4691 |
+ |
4692 |
+ switch (id) { |
4693 |
+diff --git a/drivers/hwmon/smsc47m1.c b/drivers/hwmon/smsc47m1.c |
4694 |
+index c7b6a425e2c0..5eeac9853d0a 100644 |
4695 |
+--- a/drivers/hwmon/smsc47m1.c |
4696 |
++++ b/drivers/hwmon/smsc47m1.c |
4697 |
+@@ -73,16 +73,21 @@ superio_inb(int reg) |
4698 |
+ /* logical device for fans is 0x0A */ |
4699 |
+ #define superio_select() superio_outb(0x07, 0x0A) |
4700 |
+ |
4701 |
+-static inline void |
4702 |
++static inline int |
4703 |
+ superio_enter(void) |
4704 |
+ { |
4705 |
++ if (!request_muxed_region(REG, 2, DRVNAME)) |
4706 |
++ return -EBUSY; |
4707 |
++ |
4708 |
+ outb(0x55, REG); |
4709 |
++ return 0; |
4710 |
+ } |
4711 |
+ |
4712 |
+ static inline void |
4713 |
+ superio_exit(void) |
4714 |
+ { |
4715 |
+ outb(0xAA, REG); |
4716 |
++ release_region(REG, 2); |
4717 |
+ } |
4718 |
+ |
4719 |
+ #define SUPERIO_REG_ACT 0x30 |
4720 |
+@@ -531,8 +536,12 @@ static int __init smsc47m1_find(struct smsc47m1_sio_data *sio_data) |
4721 |
+ { |
4722 |
+ u8 val; |
4723 |
+ unsigned short addr; |
4724 |
++ int err; |
4725 |
++ |
4726 |
++ err = superio_enter(); |
4727 |
++ if (err) |
4728 |
++ return err; |
4729 |
+ |
4730 |
+- superio_enter(); |
4731 |
+ val = force_id ? force_id : superio_inb(SUPERIO_REG_DEVID); |
4732 |
+ |
4733 |
+ /* |
4734 |
+@@ -608,13 +617,14 @@ static int __init smsc47m1_find(struct smsc47m1_sio_data *sio_data) |
4735 |
+ static void smsc47m1_restore(const struct smsc47m1_sio_data *sio_data) |
4736 |
+ { |
4737 |
+ if ((sio_data->activate & 0x01) == 0) { |
4738 |
+- superio_enter(); |
4739 |
+- superio_select(); |
4740 |
+- |
4741 |
+- pr_info("Disabling device\n"); |
4742 |
+- superio_outb(SUPERIO_REG_ACT, sio_data->activate); |
4743 |
+- |
4744 |
+- superio_exit(); |
4745 |
++ if (!superio_enter()) { |
4746 |
++ superio_select(); |
4747 |
++ pr_info("Disabling device\n"); |
4748 |
++ superio_outb(SUPERIO_REG_ACT, sio_data->activate); |
4749 |
++ superio_exit(); |
4750 |
++ } else { |
4751 |
++ pr_warn("Failed to disable device\n"); |
4752 |
++ } |
4753 |
+ } |
4754 |
+ } |
4755 |
+ |
4756 |
+diff --git a/drivers/hwmon/vt1211.c b/drivers/hwmon/vt1211.c |
4757 |
+index 3a6bfa51cb94..95d5e8ec8b7f 100644 |
4758 |
+--- a/drivers/hwmon/vt1211.c |
4759 |
++++ b/drivers/hwmon/vt1211.c |
4760 |
+@@ -226,15 +226,21 @@ static inline void superio_select(int sio_cip, int ldn) |
4761 |
+ outb(ldn, sio_cip + 1); |
4762 |
+ } |
4763 |
+ |
4764 |
+-static inline void superio_enter(int sio_cip) |
4765 |
++static inline int superio_enter(int sio_cip) |
4766 |
+ { |
4767 |
++ if (!request_muxed_region(sio_cip, 2, DRVNAME)) |
4768 |
++ return -EBUSY; |
4769 |
++ |
4770 |
+ outb(0x87, sio_cip); |
4771 |
+ outb(0x87, sio_cip); |
4772 |
++ |
4773 |
++ return 0; |
4774 |
+ } |
4775 |
+ |
4776 |
+ static inline void superio_exit(int sio_cip) |
4777 |
+ { |
4778 |
+ outb(0xaa, sio_cip); |
4779 |
++ release_region(sio_cip, 2); |
4780 |
+ } |
4781 |
+ |
4782 |
+ /* --------------------------------------------------------------------- |
4783 |
+@@ -1282,11 +1288,14 @@ EXIT: |
4784 |
+ |
4785 |
+ static int __init vt1211_find(int sio_cip, unsigned short *address) |
4786 |
+ { |
4787 |
+- int err = -ENODEV; |
4788 |
++ int err; |
4789 |
+ int devid; |
4790 |
+ |
4791 |
+- superio_enter(sio_cip); |
4792 |
++ err = superio_enter(sio_cip); |
4793 |
++ if (err) |
4794 |
++ return err; |
4795 |
+ |
4796 |
++ err = -ENODEV; |
4797 |
+ devid = force_id ? force_id : superio_inb(sio_cip, SIO_VT1211_DEVID); |
4798 |
+ if (devid != SIO_VT1211_ID) |
4799 |
+ goto EXIT; |
4800 |
+diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig |
4801 |
+index 76db6e5cc296..9ca21a8dfcd7 100644 |
4802 |
+--- a/drivers/iio/adc/Kconfig |
4803 |
++++ b/drivers/iio/adc/Kconfig |
4804 |
+@@ -809,6 +809,7 @@ config STM32_DFSDM_ADC |
4805 |
+ depends on (ARCH_STM32 && OF) || COMPILE_TEST |
4806 |
+ select STM32_DFSDM_CORE |
4807 |
+ select REGMAP_MMIO |
4808 |
++ select IIO_BUFFER |
4809 |
+ select IIO_BUFFER_HW_CONSUMER |
4810 |
+ help |
4811 |
+ Select this option to support ADCSigma delta modulator for |
4812 |
+diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c |
4813 |
+index 54d9978b2740..a4310600a853 100644 |
4814 |
+--- a/drivers/iio/adc/ad_sigma_delta.c |
4815 |
++++ b/drivers/iio/adc/ad_sigma_delta.c |
4816 |
+@@ -62,7 +62,7 @@ int ad_sd_write_reg(struct ad_sigma_delta *sigma_delta, unsigned int reg, |
4817 |
+ struct spi_transfer t = { |
4818 |
+ .tx_buf = data, |
4819 |
+ .len = size + 1, |
4820 |
+- .cs_change = sigma_delta->bus_locked, |
4821 |
++ .cs_change = sigma_delta->keep_cs_asserted, |
4822 |
+ }; |
4823 |
+ struct spi_message m; |
4824 |
+ int ret; |
4825 |
+@@ -218,6 +218,7 @@ static int ad_sd_calibrate(struct ad_sigma_delta *sigma_delta, |
4826 |
+ |
4827 |
+ spi_bus_lock(sigma_delta->spi->master); |
4828 |
+ sigma_delta->bus_locked = true; |
4829 |
++ sigma_delta->keep_cs_asserted = true; |
4830 |
+ reinit_completion(&sigma_delta->completion); |
4831 |
+ |
4832 |
+ ret = ad_sigma_delta_set_mode(sigma_delta, mode); |
4833 |
+@@ -235,9 +236,10 @@ static int ad_sd_calibrate(struct ad_sigma_delta *sigma_delta, |
4834 |
+ ret = 0; |
4835 |
+ } |
4836 |
+ out: |
4837 |
++ sigma_delta->keep_cs_asserted = false; |
4838 |
++ ad_sigma_delta_set_mode(sigma_delta, AD_SD_MODE_IDLE); |
4839 |
+ sigma_delta->bus_locked = false; |
4840 |
+ spi_bus_unlock(sigma_delta->spi->master); |
4841 |
+- ad_sigma_delta_set_mode(sigma_delta, AD_SD_MODE_IDLE); |
4842 |
+ |
4843 |
+ return ret; |
4844 |
+ } |
4845 |
+@@ -290,6 +292,7 @@ int ad_sigma_delta_single_conversion(struct iio_dev *indio_dev, |
4846 |
+ |
4847 |
+ spi_bus_lock(sigma_delta->spi->master); |
4848 |
+ sigma_delta->bus_locked = true; |
4849 |
++ sigma_delta->keep_cs_asserted = true; |
4850 |
+ reinit_completion(&sigma_delta->completion); |
4851 |
+ |
4852 |
+ ad_sigma_delta_set_mode(sigma_delta, AD_SD_MODE_SINGLE); |
4853 |
+@@ -299,9 +302,6 @@ int ad_sigma_delta_single_conversion(struct iio_dev *indio_dev, |
4854 |
+ ret = wait_for_completion_interruptible_timeout( |
4855 |
+ &sigma_delta->completion, HZ); |
4856 |
+ |
4857 |
+- sigma_delta->bus_locked = false; |
4858 |
+- spi_bus_unlock(sigma_delta->spi->master); |
4859 |
+- |
4860 |
+ if (ret == 0) |
4861 |
+ ret = -EIO; |
4862 |
+ if (ret < 0) |
4863 |
+@@ -322,7 +322,10 @@ out: |
4864 |
+ sigma_delta->irq_dis = true; |
4865 |
+ } |
4866 |
+ |
4867 |
++ sigma_delta->keep_cs_asserted = false; |
4868 |
+ ad_sigma_delta_set_mode(sigma_delta, AD_SD_MODE_IDLE); |
4869 |
++ sigma_delta->bus_locked = false; |
4870 |
++ spi_bus_unlock(sigma_delta->spi->master); |
4871 |
+ mutex_unlock(&indio_dev->mlock); |
4872 |
+ |
4873 |
+ if (ret) |
4874 |
+@@ -359,6 +362,8 @@ static int ad_sd_buffer_postenable(struct iio_dev *indio_dev) |
4875 |
+ |
4876 |
+ spi_bus_lock(sigma_delta->spi->master); |
4877 |
+ sigma_delta->bus_locked = true; |
4878 |
++ sigma_delta->keep_cs_asserted = true; |
4879 |
++ |
4880 |
+ ret = ad_sigma_delta_set_mode(sigma_delta, AD_SD_MODE_CONTINUOUS); |
4881 |
+ if (ret) |
4882 |
+ goto err_unlock; |
4883 |
+@@ -387,6 +392,7 @@ static int ad_sd_buffer_postdisable(struct iio_dev *indio_dev) |
4884 |
+ sigma_delta->irq_dis = true; |
4885 |
+ } |
4886 |
+ |
4887 |
++ sigma_delta->keep_cs_asserted = false; |
4888 |
+ ad_sigma_delta_set_mode(sigma_delta, AD_SD_MODE_IDLE); |
4889 |
+ |
4890 |
+ sigma_delta->bus_locked = false; |
4891 |
+diff --git a/drivers/iio/adc/ti-ads7950.c b/drivers/iio/adc/ti-ads7950.c |
4892 |
+index 0ad63592cc3c..1e47bef72bb7 100644 |
4893 |
+--- a/drivers/iio/adc/ti-ads7950.c |
4894 |
++++ b/drivers/iio/adc/ti-ads7950.c |
4895 |
+@@ -56,6 +56,9 @@ struct ti_ads7950_state { |
4896 |
+ struct spi_message ring_msg; |
4897 |
+ struct spi_message scan_single_msg; |
4898 |
+ |
4899 |
++ /* Lock to protect the spi xfer buffers */ |
4900 |
++ struct mutex slock; |
4901 |
++ |
4902 |
+ struct regulator *reg; |
4903 |
+ unsigned int vref_mv; |
4904 |
+ |
4905 |
+@@ -268,6 +271,7 @@ static irqreturn_t ti_ads7950_trigger_handler(int irq, void *p) |
4906 |
+ struct ti_ads7950_state *st = iio_priv(indio_dev); |
4907 |
+ int ret; |
4908 |
+ |
4909 |
++ mutex_lock(&st->slock); |
4910 |
+ ret = spi_sync(st->spi, &st->ring_msg); |
4911 |
+ if (ret < 0) |
4912 |
+ goto out; |
4913 |
+@@ -276,6 +280,7 @@ static irqreturn_t ti_ads7950_trigger_handler(int irq, void *p) |
4914 |
+ iio_get_time_ns(indio_dev)); |
4915 |
+ |
4916 |
+ out: |
4917 |
++ mutex_unlock(&st->slock); |
4918 |
+ iio_trigger_notify_done(indio_dev->trig); |
4919 |
+ |
4920 |
+ return IRQ_HANDLED; |
4921 |
+@@ -286,7 +291,7 @@ static int ti_ads7950_scan_direct(struct iio_dev *indio_dev, unsigned int ch) |
4922 |
+ struct ti_ads7950_state *st = iio_priv(indio_dev); |
4923 |
+ int ret, cmd; |
4924 |
+ |
4925 |
+- mutex_lock(&indio_dev->mlock); |
4926 |
++ mutex_lock(&st->slock); |
4927 |
+ |
4928 |
+ cmd = TI_ADS7950_CR_WRITE | TI_ADS7950_CR_CHAN(ch) | st->settings; |
4929 |
+ st->single_tx = cmd; |
4930 |
+@@ -298,7 +303,7 @@ static int ti_ads7950_scan_direct(struct iio_dev *indio_dev, unsigned int ch) |
4931 |
+ ret = st->single_rx; |
4932 |
+ |
4933 |
+ out: |
4934 |
+- mutex_unlock(&indio_dev->mlock); |
4935 |
++ mutex_unlock(&st->slock); |
4936 |
+ |
4937 |
+ return ret; |
4938 |
+ } |
4939 |
+@@ -432,16 +437,19 @@ static int ti_ads7950_probe(struct spi_device *spi) |
4940 |
+ if (ACPI_COMPANION(&spi->dev)) |
4941 |
+ st->vref_mv = TI_ADS7950_VA_MV_ACPI_DEFAULT; |
4942 |
+ |
4943 |
++ mutex_init(&st->slock); |
4944 |
++ |
4945 |
+ st->reg = devm_regulator_get(&spi->dev, "vref"); |
4946 |
+ if (IS_ERR(st->reg)) { |
4947 |
+ dev_err(&spi->dev, "Failed get get regulator \"vref\"\n"); |
4948 |
+- return PTR_ERR(st->reg); |
4949 |
++ ret = PTR_ERR(st->reg); |
4950 |
++ goto error_destroy_mutex; |
4951 |
+ } |
4952 |
+ |
4953 |
+ ret = regulator_enable(st->reg); |
4954 |
+ if (ret) { |
4955 |
+ dev_err(&spi->dev, "Failed to enable regulator \"vref\"\n"); |
4956 |
+- return ret; |
4957 |
++ goto error_destroy_mutex; |
4958 |
+ } |
4959 |
+ |
4960 |
+ ret = iio_triggered_buffer_setup(indio_dev, NULL, |
4961 |
+@@ -463,6 +471,8 @@ error_cleanup_ring: |
4962 |
+ iio_triggered_buffer_cleanup(indio_dev); |
4963 |
+ error_disable_reg: |
4964 |
+ regulator_disable(st->reg); |
4965 |
++error_destroy_mutex: |
4966 |
++ mutex_destroy(&st->slock); |
4967 |
+ |
4968 |
+ return ret; |
4969 |
+ } |
4970 |
+@@ -475,6 +485,7 @@ static int ti_ads7950_remove(struct spi_device *spi) |
4971 |
+ iio_device_unregister(indio_dev); |
4972 |
+ iio_triggered_buffer_cleanup(indio_dev); |
4973 |
+ regulator_disable(st->reg); |
4974 |
++ mutex_destroy(&st->slock); |
4975 |
+ |
4976 |
+ return 0; |
4977 |
+ } |
4978 |
+diff --git a/drivers/iio/common/ssp_sensors/ssp_iio.c b/drivers/iio/common/ssp_sensors/ssp_iio.c |
4979 |
+index 645f2e3975db..e38f704d88b7 100644 |
4980 |
+--- a/drivers/iio/common/ssp_sensors/ssp_iio.c |
4981 |
++++ b/drivers/iio/common/ssp_sensors/ssp_iio.c |
4982 |
+@@ -81,7 +81,7 @@ int ssp_common_process_data(struct iio_dev *indio_dev, void *buf, |
4983 |
+ unsigned int len, int64_t timestamp) |
4984 |
+ { |
4985 |
+ __le32 time; |
4986 |
+- int64_t calculated_time; |
4987 |
++ int64_t calculated_time = 0; |
4988 |
+ struct ssp_sensor_data *spd = iio_priv(indio_dev); |
4989 |
+ |
4990 |
+ if (indio_dev->scan_bytes == 0) |
4991 |
+diff --git a/drivers/iio/magnetometer/hmc5843_i2c.c b/drivers/iio/magnetometer/hmc5843_i2c.c |
4992 |
+index 3de7f4426ac4..86abba5827a2 100644 |
4993 |
+--- a/drivers/iio/magnetometer/hmc5843_i2c.c |
4994 |
++++ b/drivers/iio/magnetometer/hmc5843_i2c.c |
4995 |
+@@ -58,8 +58,13 @@ static const struct regmap_config hmc5843_i2c_regmap_config = { |
4996 |
+ static int hmc5843_i2c_probe(struct i2c_client *cli, |
4997 |
+ const struct i2c_device_id *id) |
4998 |
+ { |
4999 |
++ struct regmap *regmap = devm_regmap_init_i2c(cli, |
5000 |
++ &hmc5843_i2c_regmap_config); |
5001 |
++ if (IS_ERR(regmap)) |
5002 |
++ return PTR_ERR(regmap); |
5003 |
++ |
5004 |
+ return hmc5843_common_probe(&cli->dev, |
5005 |
+- devm_regmap_init_i2c(cli, &hmc5843_i2c_regmap_config), |
5006 |
++ regmap, |
5007 |
+ id->driver_data, id->name); |
5008 |
+ } |
5009 |
+ |
5010 |
+diff --git a/drivers/iio/magnetometer/hmc5843_spi.c b/drivers/iio/magnetometer/hmc5843_spi.c |
5011 |
+index 535f03a70d63..79b2b707f90e 100644 |
5012 |
+--- a/drivers/iio/magnetometer/hmc5843_spi.c |
5013 |
++++ b/drivers/iio/magnetometer/hmc5843_spi.c |
5014 |
+@@ -58,6 +58,7 @@ static const struct regmap_config hmc5843_spi_regmap_config = { |
5015 |
+ static int hmc5843_spi_probe(struct spi_device *spi) |
5016 |
+ { |
5017 |
+ int ret; |
5018 |
++ struct regmap *regmap; |
5019 |
+ const struct spi_device_id *id = spi_get_device_id(spi); |
5020 |
+ |
5021 |
+ spi->mode = SPI_MODE_3; |
5022 |
+@@ -67,8 +68,12 @@ static int hmc5843_spi_probe(struct spi_device *spi) |
5023 |
+ if (ret) |
5024 |
+ return ret; |
5025 |
+ |
5026 |
++ regmap = devm_regmap_init_spi(spi, &hmc5843_spi_regmap_config); |
5027 |
++ if (IS_ERR(regmap)) |
5028 |
++ return PTR_ERR(regmap); |
5029 |
++ |
5030 |
+ return hmc5843_common_probe(&spi->dev, |
5031 |
+- devm_regmap_init_spi(spi, &hmc5843_spi_regmap_config), |
5032 |
++ regmap, |
5033 |
+ id->driver_data, id->name); |
5034 |
+ } |
5035 |
+ |
5036 |
+diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c |
5037 |
+index 68c997be2429..c54da16df0be 100644 |
5038 |
+--- a/drivers/infiniband/core/cma.c |
5039 |
++++ b/drivers/infiniband/core/cma.c |
5040 |
+@@ -1173,18 +1173,31 @@ static inline bool cma_any_addr(const struct sockaddr *addr) |
5041 |
+ return cma_zero_addr(addr) || cma_loopback_addr(addr); |
5042 |
+ } |
5043 |
+ |
5044 |
+-static int cma_addr_cmp(struct sockaddr *src, struct sockaddr *dst) |
5045 |
++static int cma_addr_cmp(const struct sockaddr *src, const struct sockaddr *dst) |
5046 |
+ { |
5047 |
+ if (src->sa_family != dst->sa_family) |
5048 |
+ return -1; |
5049 |
+ |
5050 |
+ switch (src->sa_family) { |
5051 |
+ case AF_INET: |
5052 |
+- return ((struct sockaddr_in *) src)->sin_addr.s_addr != |
5053 |
+- ((struct sockaddr_in *) dst)->sin_addr.s_addr; |
5054 |
+- case AF_INET6: |
5055 |
+- return ipv6_addr_cmp(&((struct sockaddr_in6 *) src)->sin6_addr, |
5056 |
+- &((struct sockaddr_in6 *) dst)->sin6_addr); |
5057 |
++ return ((struct sockaddr_in *)src)->sin_addr.s_addr != |
5058 |
++ ((struct sockaddr_in *)dst)->sin_addr.s_addr; |
5059 |
++ case AF_INET6: { |
5060 |
++ struct sockaddr_in6 *src_addr6 = (struct sockaddr_in6 *)src; |
5061 |
++ struct sockaddr_in6 *dst_addr6 = (struct sockaddr_in6 *)dst; |
5062 |
++ bool link_local; |
5063 |
++ |
5064 |
++ if (ipv6_addr_cmp(&src_addr6->sin6_addr, |
5065 |
++ &dst_addr6->sin6_addr)) |
5066 |
++ return 1; |
5067 |
++ link_local = ipv6_addr_type(&dst_addr6->sin6_addr) & |
5068 |
++ IPV6_ADDR_LINKLOCAL; |
5069 |
++ /* Link local must match their scope_ids */ |
5070 |
++ return link_local ? (src_addr6->sin6_scope_id != |
5071 |
++ dst_addr6->sin6_scope_id) : |
5072 |
++ 0; |
5073 |
++ } |
5074 |
++ |
5075 |
+ default: |
5076 |
+ return ib_addr_cmp(&((struct sockaddr_ib *) src)->sib_addr, |
5077 |
+ &((struct sockaddr_ib *) dst)->sib_addr); |
5078 |
+diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c |
5079 |
+index 4d232bdf9e97..689ba6bc2ca9 100644 |
5080 |
+--- a/drivers/infiniband/hw/cxgb4/cm.c |
5081 |
++++ b/drivers/infiniband/hw/cxgb4/cm.c |
5082 |
+@@ -457,6 +457,8 @@ static struct sk_buff *get_skb(struct sk_buff *skb, int len, gfp_t gfp) |
5083 |
+ skb_reset_transport_header(skb); |
5084 |
+ } else { |
5085 |
+ skb = alloc_skb(len, gfp); |
5086 |
++ if (!skb) |
5087 |
++ return NULL; |
5088 |
+ } |
5089 |
+ t4_set_arp_err_handler(skb, NULL, NULL); |
5090 |
+ return skb; |
5091 |
+diff --git a/drivers/infiniband/hw/hfi1/init.c b/drivers/infiniband/hw/hfi1/init.c |
5092 |
+index faaaac8fbc55..3af5eb10a5ff 100644 |
5093 |
+--- a/drivers/infiniband/hw/hfi1/init.c |
5094 |
++++ b/drivers/infiniband/hw/hfi1/init.c |
5095 |
+@@ -805,7 +805,8 @@ static int create_workqueues(struct hfi1_devdata *dd) |
5096 |
+ ppd->hfi1_wq = |
5097 |
+ alloc_workqueue( |
5098 |
+ "hfi%d_%d", |
5099 |
+- WQ_SYSFS | WQ_HIGHPRI | WQ_CPU_INTENSIVE, |
5100 |
++ WQ_SYSFS | WQ_HIGHPRI | WQ_CPU_INTENSIVE | |
5101 |
++ WQ_MEM_RECLAIM, |
5102 |
+ HFI1_MAX_ACTIVE_WORKQUEUE_ENTRIES, |
5103 |
+ dd->unit, pidx); |
5104 |
+ if (!ppd->hfi1_wq) |
5105 |
+diff --git a/drivers/infiniband/hw/hns/hns_roce_ah.c b/drivers/infiniband/hw/hns/hns_roce_ah.c |
5106 |
+index b3c8c45ec1e3..64e0c69b69c5 100644 |
5107 |
+--- a/drivers/infiniband/hw/hns/hns_roce_ah.c |
5108 |
++++ b/drivers/infiniband/hw/hns/hns_roce_ah.c |
5109 |
+@@ -70,7 +70,7 @@ struct ib_ah *hns_roce_create_ah(struct ib_pd *ibpd, |
5110 |
+ HNS_ROCE_VLAN_SL_BIT_MASK) << |
5111 |
+ HNS_ROCE_VLAN_SL_SHIFT; |
5112 |
+ |
5113 |
+- ah->av.port_pd = cpu_to_be32(to_hr_pd(ibpd)->pdn | |
5114 |
++ ah->av.port_pd = cpu_to_le32(to_hr_pd(ibpd)->pdn | |
5115 |
+ (rdma_ah_get_port_num(ah_attr) << |
5116 |
+ HNS_ROCE_PORT_NUM_SHIFT)); |
5117 |
+ ah->av.gid_index = grh->sgid_index; |
5118 |
+diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c |
5119 |
+index 0aa10ebda5d9..91669e35c6ca 100644 |
5120 |
+--- a/drivers/infiniband/hw/mlx5/odp.c |
5121 |
++++ b/drivers/infiniband/hw/mlx5/odp.c |
5122 |
+@@ -711,6 +711,15 @@ struct pf_frame { |
5123 |
+ int depth; |
5124 |
+ }; |
5125 |
+ |
5126 |
++static bool mkey_is_eq(struct mlx5_core_mkey *mmkey, u32 key) |
5127 |
++{ |
5128 |
++ if (!mmkey) |
5129 |
++ return false; |
5130 |
++ if (mmkey->type == MLX5_MKEY_MW) |
5131 |
++ return mlx5_base_mkey(mmkey->key) == mlx5_base_mkey(key); |
5132 |
++ return mmkey->key == key; |
5133 |
++} |
5134 |
++ |
5135 |
+ static int get_indirect_num_descs(struct mlx5_core_mkey *mmkey) |
5136 |
+ { |
5137 |
+ struct mlx5_ib_mw *mw; |
5138 |
+@@ -760,7 +769,7 @@ static int pagefault_single_data_segment(struct mlx5_ib_dev *dev, |
5139 |
+ |
5140 |
+ next_mr: |
5141 |
+ mmkey = __mlx5_mr_lookup(dev->mdev, mlx5_base_mkey(key)); |
5142 |
+- if (!mmkey || mmkey->key != key) { |
5143 |
++ if (!mkey_is_eq(mmkey, key)) { |
5144 |
+ mlx5_ib_dbg(dev, "failed to find mkey %x\n", key); |
5145 |
+ ret = -EFAULT; |
5146 |
+ goto srcu_unlock; |
5147 |
+diff --git a/drivers/infiniband/sw/rxe/rxe_mr.c b/drivers/infiniband/sw/rxe/rxe_mr.c |
5148 |
+index 42f0f25e396c..ec89fbd06c53 100644 |
5149 |
+--- a/drivers/infiniband/sw/rxe/rxe_mr.c |
5150 |
++++ b/drivers/infiniband/sw/rxe/rxe_mr.c |
5151 |
+@@ -199,6 +199,12 @@ int rxe_mem_init_user(struct rxe_pd *pd, u64 start, |
5152 |
+ buf = map[0]->buf; |
5153 |
+ |
5154 |
+ for_each_sg_page(umem->sg_head.sgl, &sg_iter, umem->nmap, 0) { |
5155 |
++ if (num_buf >= RXE_BUF_PER_MAP) { |
5156 |
++ map++; |
5157 |
++ buf = map[0]->buf; |
5158 |
++ num_buf = 0; |
5159 |
++ } |
5160 |
++ |
5161 |
+ vaddr = page_address(sg_page_iter_page(&sg_iter)); |
5162 |
+ if (!vaddr) { |
5163 |
+ pr_warn("null vaddr\n"); |
5164 |
+@@ -211,11 +217,6 @@ int rxe_mem_init_user(struct rxe_pd *pd, u64 start, |
5165 |
+ num_buf++; |
5166 |
+ buf++; |
5167 |
+ |
5168 |
+- if (num_buf >= RXE_BUF_PER_MAP) { |
5169 |
+- map++; |
5170 |
+- buf = map[0]->buf; |
5171 |
+- num_buf = 0; |
5172 |
+- } |
5173 |
+ } |
5174 |
+ } |
5175 |
+ |
5176 |
+diff --git a/drivers/md/bcache/alloc.c b/drivers/md/bcache/alloc.c |
5177 |
+index 5002838ea476..f8986effcb50 100644 |
5178 |
+--- a/drivers/md/bcache/alloc.c |
5179 |
++++ b/drivers/md/bcache/alloc.c |
5180 |
+@@ -327,10 +327,11 @@ static int bch_allocator_thread(void *arg) |
5181 |
+ * possibly issue discards to them, then we add the bucket to |
5182 |
+ * the free list: |
5183 |
+ */ |
5184 |
+- while (!fifo_empty(&ca->free_inc)) { |
5185 |
++ while (1) { |
5186 |
+ long bucket; |
5187 |
+ |
5188 |
+- fifo_pop(&ca->free_inc, bucket); |
5189 |
++ if (!fifo_pop(&ca->free_inc, bucket)) |
5190 |
++ break; |
5191 |
+ |
5192 |
+ if (ca->discard) { |
5193 |
+ mutex_unlock(&ca->set->bucket_lock); |
5194 |
+diff --git a/drivers/md/bcache/journal.c b/drivers/md/bcache/journal.c |
5195 |
+index d3725c17ce3a..6c94fa007796 100644 |
5196 |
+--- a/drivers/md/bcache/journal.c |
5197 |
++++ b/drivers/md/bcache/journal.c |
5198 |
+@@ -317,6 +317,18 @@ void bch_journal_mark(struct cache_set *c, struct list_head *list) |
5199 |
+ } |
5200 |
+ } |
5201 |
+ |
5202 |
++bool is_discard_enabled(struct cache_set *s) |
5203 |
++{ |
5204 |
++ struct cache *ca; |
5205 |
++ unsigned int i; |
5206 |
++ |
5207 |
++ for_each_cache(ca, s, i) |
5208 |
++ if (ca->discard) |
5209 |
++ return true; |
5210 |
++ |
5211 |
++ return false; |
5212 |
++} |
5213 |
++ |
5214 |
+ int bch_journal_replay(struct cache_set *s, struct list_head *list) |
5215 |
+ { |
5216 |
+ int ret = 0, keys = 0, entries = 0; |
5217 |
+@@ -330,9 +342,17 @@ int bch_journal_replay(struct cache_set *s, struct list_head *list) |
5218 |
+ list_for_each_entry(i, list, list) { |
5219 |
+ BUG_ON(i->pin && atomic_read(i->pin) != 1); |
5220 |
+ |
5221 |
+- cache_set_err_on(n != i->j.seq, s, |
5222 |
+-"bcache: journal entries %llu-%llu missing! (replaying %llu-%llu)", |
5223 |
+- n, i->j.seq - 1, start, end); |
5224 |
++ if (n != i->j.seq) { |
5225 |
++ if (n == start && is_discard_enabled(s)) |
5226 |
++ pr_info("bcache: journal entries %llu-%llu may be discarded! (replaying %llu-%llu)", |
5227 |
++ n, i->j.seq - 1, start, end); |
5228 |
++ else { |
5229 |
++ pr_err("bcache: journal entries %llu-%llu missing! (replaying %llu-%llu)", |
5230 |
++ n, i->j.seq - 1, start, end); |
5231 |
++ ret = -EIO; |
5232 |
++ goto err; |
5233 |
++ } |
5234 |
++ } |
5235 |
+ |
5236 |
+ for (k = i->j.start; |
5237 |
+ k < bset_bkey_last(&i->j); |
5238 |
+diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c |
5239 |
+index 171d5e0f698b..e489d2459569 100644 |
5240 |
+--- a/drivers/md/bcache/super.c |
5241 |
++++ b/drivers/md/bcache/super.c |
5242 |
+@@ -1775,13 +1775,15 @@ err: |
5243 |
+ return NULL; |
5244 |
+ } |
5245 |
+ |
5246 |
+-static void run_cache_set(struct cache_set *c) |
5247 |
++static int run_cache_set(struct cache_set *c) |
5248 |
+ { |
5249 |
+ const char *err = "cannot allocate memory"; |
5250 |
+ struct cached_dev *dc, *t; |
5251 |
+ struct cache *ca; |
5252 |
+ struct closure cl; |
5253 |
+ unsigned int i; |
5254 |
++ LIST_HEAD(journal); |
5255 |
++ struct journal_replay *l; |
5256 |
+ |
5257 |
+ closure_init_stack(&cl); |
5258 |
+ |
5259 |
+@@ -1869,7 +1871,9 @@ static void run_cache_set(struct cache_set *c) |
5260 |
+ if (j->version < BCACHE_JSET_VERSION_UUID) |
5261 |
+ __uuid_write(c); |
5262 |
+ |
5263 |
+- bch_journal_replay(c, &journal); |
5264 |
++ err = "bcache: replay journal failed"; |
5265 |
++ if (bch_journal_replay(c, &journal)) |
5266 |
++ goto err; |
5267 |
+ } else { |
5268 |
+ pr_notice("invalidating existing data"); |
5269 |
+ |
5270 |
+@@ -1937,11 +1941,19 @@ static void run_cache_set(struct cache_set *c) |
5271 |
+ flash_devs_run(c); |
5272 |
+ |
5273 |
+ set_bit(CACHE_SET_RUNNING, &c->flags); |
5274 |
+- return; |
5275 |
++ return 0; |
5276 |
+ err: |
5277 |
++ while (!list_empty(&journal)) { |
5278 |
++ l = list_first_entry(&journal, struct journal_replay, list); |
5279 |
++ list_del(&l->list); |
5280 |
++ kfree(l); |
5281 |
++ } |
5282 |
++ |
5283 |
+ closure_sync(&cl); |
5284 |
+ /* XXX: test this, it's broken */ |
5285 |
+ bch_cache_set_error(c, "%s", err); |
5286 |
++ |
5287 |
++ return -EIO; |
5288 |
+ } |
5289 |
+ |
5290 |
+ static bool can_attach_cache(struct cache *ca, struct cache_set *c) |
5291 |
+@@ -2005,8 +2017,11 @@ found: |
5292 |
+ ca->set->cache[ca->sb.nr_this_dev] = ca; |
5293 |
+ c->cache_by_alloc[c->caches_loaded++] = ca; |
5294 |
+ |
5295 |
+- if (c->caches_loaded == c->sb.nr_in_set) |
5296 |
+- run_cache_set(c); |
5297 |
++ if (c->caches_loaded == c->sb.nr_in_set) { |
5298 |
++ err = "failed to run cache set"; |
5299 |
++ if (run_cache_set(c) < 0) |
5300 |
++ goto err; |
5301 |
++ } |
5302 |
+ |
5303 |
+ return NULL; |
5304 |
+ err: |
5305 |
+diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c |
5306 |
+index cde3b49b2a91..350cf0451456 100644 |
5307 |
+--- a/drivers/md/dm-table.c |
5308 |
++++ b/drivers/md/dm-table.c |
5309 |
+@@ -880,13 +880,17 @@ void dm_table_set_type(struct dm_table *t, enum dm_queue_mode type) |
5310 |
+ } |
5311 |
+ EXPORT_SYMBOL_GPL(dm_table_set_type); |
5312 |
+ |
5313 |
++/* validate the dax capability of the target device span */ |
5314 |
+ static int device_supports_dax(struct dm_target *ti, struct dm_dev *dev, |
5315 |
+- sector_t start, sector_t len, void *data) |
5316 |
++ sector_t start, sector_t len, void *data) |
5317 |
+ { |
5318 |
+- return bdev_dax_supported(dev->bdev, PAGE_SIZE); |
5319 |
++ int blocksize = *(int *) data; |
5320 |
++ |
5321 |
++ return generic_fsdax_supported(dev->dax_dev, dev->bdev, blocksize, |
5322 |
++ start, len); |
5323 |
+ } |
5324 |
+ |
5325 |
+-static bool dm_table_supports_dax(struct dm_table *t) |
5326 |
++bool dm_table_supports_dax(struct dm_table *t, int blocksize) |
5327 |
+ { |
5328 |
+ struct dm_target *ti; |
5329 |
+ unsigned i; |
5330 |
+@@ -899,7 +903,8 @@ static bool dm_table_supports_dax(struct dm_table *t) |
5331 |
+ return false; |
5332 |
+ |
5333 |
+ if (!ti->type->iterate_devices || |
5334 |
+- !ti->type->iterate_devices(ti, device_supports_dax, NULL)) |
5335 |
++ !ti->type->iterate_devices(ti, device_supports_dax, |
5336 |
++ &blocksize)) |
5337 |
+ return false; |
5338 |
+ } |
5339 |
+ |
5340 |
+@@ -979,7 +984,7 @@ static int dm_table_determine_type(struct dm_table *t) |
5341 |
+ verify_bio_based: |
5342 |
+ /* We must use this table as bio-based */ |
5343 |
+ t->type = DM_TYPE_BIO_BASED; |
5344 |
+- if (dm_table_supports_dax(t) || |
5345 |
++ if (dm_table_supports_dax(t, PAGE_SIZE) || |
5346 |
+ (list_empty(devices) && live_md_type == DM_TYPE_DAX_BIO_BASED)) { |
5347 |
+ t->type = DM_TYPE_DAX_BIO_BASED; |
5348 |
+ } else { |
5349 |
+@@ -1905,7 +1910,7 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q, |
5350 |
+ } |
5351 |
+ blk_queue_write_cache(q, wc, fua); |
5352 |
+ |
5353 |
+- if (dm_table_supports_dax(t)) |
5354 |
++ if (dm_table_supports_dax(t, PAGE_SIZE)) |
5355 |
+ blk_queue_flag_set(QUEUE_FLAG_DAX, q); |
5356 |
+ else |
5357 |
+ blk_queue_flag_clear(QUEUE_FLAG_DAX, q); |
5358 |
+diff --git a/drivers/md/dm.c b/drivers/md/dm.c |
5359 |
+index 08e7d412af95..1cacf02633ec 100644 |
5360 |
+--- a/drivers/md/dm.c |
5361 |
++++ b/drivers/md/dm.c |
5362 |
+@@ -1105,6 +1105,25 @@ static long dm_dax_direct_access(struct dax_device *dax_dev, pgoff_t pgoff, |
5363 |
+ return ret; |
5364 |
+ } |
5365 |
+ |
5366 |
++static bool dm_dax_supported(struct dax_device *dax_dev, struct block_device *bdev, |
5367 |
++ int blocksize, sector_t start, sector_t len) |
5368 |
++{ |
5369 |
++ struct mapped_device *md = dax_get_private(dax_dev); |
5370 |
++ struct dm_table *map; |
5371 |
++ int srcu_idx; |
5372 |
++ bool ret; |
5373 |
++ |
5374 |
++ map = dm_get_live_table(md, &srcu_idx); |
5375 |
++ if (!map) |
5376 |
++ return false; |
5377 |
++ |
5378 |
++ ret = dm_table_supports_dax(map, blocksize); |
5379 |
++ |
5380 |
++ dm_put_live_table(md, srcu_idx); |
5381 |
++ |
5382 |
++ return ret; |
5383 |
++} |
5384 |
++ |
5385 |
+ static size_t dm_dax_copy_from_iter(struct dax_device *dax_dev, pgoff_t pgoff, |
5386 |
+ void *addr, size_t bytes, struct iov_iter *i) |
5387 |
+ { |
5388 |
+@@ -3194,6 +3213,7 @@ static const struct block_device_operations dm_blk_dops = { |
5389 |
+ |
5390 |
+ static const struct dax_operations dm_dax_ops = { |
5391 |
+ .direct_access = dm_dax_direct_access, |
5392 |
++ .dax_supported = dm_dax_supported, |
5393 |
+ .copy_from_iter = dm_dax_copy_from_iter, |
5394 |
+ .copy_to_iter = dm_dax_copy_to_iter, |
5395 |
+ }; |
5396 |
+diff --git a/drivers/md/dm.h b/drivers/md/dm.h |
5397 |
+index 2d539b82ec08..17e3db54404c 100644 |
5398 |
+--- a/drivers/md/dm.h |
5399 |
++++ b/drivers/md/dm.h |
5400 |
+@@ -72,6 +72,7 @@ bool dm_table_bio_based(struct dm_table *t); |
5401 |
+ bool dm_table_request_based(struct dm_table *t); |
5402 |
+ void dm_table_free_md_mempools(struct dm_table *t); |
5403 |
+ struct dm_md_mempools *dm_table_get_md_mempools(struct dm_table *t); |
5404 |
++bool dm_table_supports_dax(struct dm_table *t, int blocksize); |
5405 |
+ |
5406 |
+ void dm_lock_md_type(struct mapped_device *md); |
5407 |
+ void dm_unlock_md_type(struct mapped_device *md); |
5408 |
+diff --git a/drivers/media/common/videobuf2/videobuf2-core.c b/drivers/media/common/videobuf2/videobuf2-core.c |
5409 |
+index 15b6b9c0a2e4..9c163f658aaf 100644 |
5410 |
+--- a/drivers/media/common/videobuf2/videobuf2-core.c |
5411 |
++++ b/drivers/media/common/videobuf2/videobuf2-core.c |
5412 |
+@@ -672,6 +672,11 @@ int vb2_core_reqbufs(struct vb2_queue *q, enum vb2_memory memory, |
5413 |
+ return -EBUSY; |
5414 |
+ } |
5415 |
+ |
5416 |
++ if (q->waiting_in_dqbuf && *count) { |
5417 |
++ dprintk(1, "another dup()ped fd is waiting for a buffer\n"); |
5418 |
++ return -EBUSY; |
5419 |
++ } |
5420 |
++ |
5421 |
+ if (*count == 0 || q->num_buffers != 0 || |
5422 |
+ (q->memory != VB2_MEMORY_UNKNOWN && q->memory != memory)) { |
5423 |
+ /* |
5424 |
+@@ -807,6 +812,10 @@ int vb2_core_create_bufs(struct vb2_queue *q, enum vb2_memory memory, |
5425 |
+ } |
5426 |
+ |
5427 |
+ if (!q->num_buffers) { |
5428 |
++ if (q->waiting_in_dqbuf && *count) { |
5429 |
++ dprintk(1, "another dup()ped fd is waiting for a buffer\n"); |
5430 |
++ return -EBUSY; |
5431 |
++ } |
5432 |
+ memset(q->alloc_devs, 0, sizeof(q->alloc_devs)); |
5433 |
+ q->memory = memory; |
5434 |
+ q->waiting_for_buffers = !q->is_output; |
5435 |
+@@ -1659,6 +1668,11 @@ static int __vb2_wait_for_done_vb(struct vb2_queue *q, int nonblocking) |
5436 |
+ for (;;) { |
5437 |
+ int ret; |
5438 |
+ |
5439 |
++ if (q->waiting_in_dqbuf) { |
5440 |
++ dprintk(1, "another dup()ped fd is waiting for a buffer\n"); |
5441 |
++ return -EBUSY; |
5442 |
++ } |
5443 |
++ |
5444 |
+ if (!q->streaming) { |
5445 |
+ dprintk(1, "streaming off, will not wait for buffers\n"); |
5446 |
+ return -EINVAL; |
5447 |
+@@ -1686,6 +1700,7 @@ static int __vb2_wait_for_done_vb(struct vb2_queue *q, int nonblocking) |
5448 |
+ return -EAGAIN; |
5449 |
+ } |
5450 |
+ |
5451 |
++ q->waiting_in_dqbuf = 1; |
5452 |
+ /* |
5453 |
+ * We are streaming and blocking, wait for another buffer to |
5454 |
+ * become ready or for streamoff. Driver's lock is released to |
5455 |
+@@ -1706,6 +1721,7 @@ static int __vb2_wait_for_done_vb(struct vb2_queue *q, int nonblocking) |
5456 |
+ * the locks or return an error if one occurred. |
5457 |
+ */ |
5458 |
+ call_void_qop(q, wait_finish, q); |
5459 |
++ q->waiting_in_dqbuf = 0; |
5460 |
+ if (ret) { |
5461 |
+ dprintk(1, "sleep was interrupted\n"); |
5462 |
+ return ret; |
5463 |
+@@ -2585,6 +2601,12 @@ static size_t __vb2_perform_fileio(struct vb2_queue *q, char __user *data, size_ |
5464 |
+ if (!data) |
5465 |
+ return -EINVAL; |
5466 |
+ |
5467 |
++ if (q->waiting_in_dqbuf) { |
5468 |
++ dprintk(3, "another dup()ped fd is %s\n", |
5469 |
++ read ? "reading" : "writing"); |
5470 |
++ return -EBUSY; |
5471 |
++ } |
5472 |
++ |
5473 |
+ /* |
5474 |
+ * Initialize emulator on first call. |
5475 |
+ */ |
5476 |
+diff --git a/drivers/media/dvb-frontends/m88ds3103.c b/drivers/media/dvb-frontends/m88ds3103.c |
5477 |
+index 123f2a33738b..403f42806455 100644 |
5478 |
+--- a/drivers/media/dvb-frontends/m88ds3103.c |
5479 |
++++ b/drivers/media/dvb-frontends/m88ds3103.c |
5480 |
+@@ -309,6 +309,9 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe) |
5481 |
+ u16 u16tmp; |
5482 |
+ u32 tuner_frequency_khz, target_mclk; |
5483 |
+ s32 s32tmp; |
5484 |
++ static const struct reg_sequence reset_buf[] = { |
5485 |
++ {0x07, 0x80}, {0x07, 0x00} |
5486 |
++ }; |
5487 |
+ |
5488 |
+ dev_dbg(&client->dev, |
5489 |
+ "delivery_system=%d modulation=%d frequency=%u symbol_rate=%d inversion=%d pilot=%d rolloff=%d\n", |
5490 |
+@@ -321,11 +324,7 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe) |
5491 |
+ } |
5492 |
+ |
5493 |
+ /* reset */ |
5494 |
+- ret = regmap_write(dev->regmap, 0x07, 0x80); |
5495 |
+- if (ret) |
5496 |
+- goto err; |
5497 |
+- |
5498 |
+- ret = regmap_write(dev->regmap, 0x07, 0x00); |
5499 |
++ ret = regmap_multi_reg_write(dev->regmap, reset_buf, 2); |
5500 |
+ if (ret) |
5501 |
+ goto err; |
5502 |
+ |
5503 |
+diff --git a/drivers/media/dvb-frontends/si2165.c b/drivers/media/dvb-frontends/si2165.c |
5504 |
+index feacd8da421d..d55d8f169dca 100644 |
5505 |
+--- a/drivers/media/dvb-frontends/si2165.c |
5506 |
++++ b/drivers/media/dvb-frontends/si2165.c |
5507 |
+@@ -275,18 +275,20 @@ static u32 si2165_get_fe_clk(struct si2165_state *state) |
5508 |
+ |
5509 |
+ static int si2165_wait_init_done(struct si2165_state *state) |
5510 |
+ { |
5511 |
+- int ret = -EINVAL; |
5512 |
++ int ret; |
5513 |
+ u8 val = 0; |
5514 |
+ int i; |
5515 |
+ |
5516 |
+ for (i = 0; i < 3; ++i) { |
5517 |
+- si2165_readreg8(state, REG_INIT_DONE, &val); |
5518 |
++ ret = si2165_readreg8(state, REG_INIT_DONE, &val); |
5519 |
++ if (ret < 0) |
5520 |
++ return ret; |
5521 |
+ if (val == 0x01) |
5522 |
+ return 0; |
5523 |
+ usleep_range(1000, 50000); |
5524 |
+ } |
5525 |
+ dev_err(&state->client->dev, "init_done was not set\n"); |
5526 |
+- return ret; |
5527 |
++ return -EINVAL; |
5528 |
+ } |
5529 |
+ |
5530 |
+ static int si2165_upload_firmware_block(struct si2165_state *state, |
5531 |
+diff --git a/drivers/media/i2c/ov2659.c b/drivers/media/i2c/ov2659.c |
5532 |
+index 799acce803fe..a1e9a980a445 100644 |
5533 |
+--- a/drivers/media/i2c/ov2659.c |
5534 |
++++ b/drivers/media/i2c/ov2659.c |
5535 |
+@@ -1117,8 +1117,10 @@ static int ov2659_set_fmt(struct v4l2_subdev *sd, |
5536 |
+ if (ov2659_formats[index].code == mf->code) |
5537 |
+ break; |
5538 |
+ |
5539 |
+- if (index < 0) |
5540 |
+- return -EINVAL; |
5541 |
++ if (index < 0) { |
5542 |
++ index = 0; |
5543 |
++ mf->code = ov2659_formats[index].code; |
5544 |
++ } |
5545 |
+ |
5546 |
+ mf->colorspace = V4L2_COLORSPACE_SRGB; |
5547 |
+ mf->field = V4L2_FIELD_NONE; |
5548 |
+diff --git a/drivers/media/i2c/ov6650.c b/drivers/media/i2c/ov6650.c |
5549 |
+index f9359b11fa5c..de7d9790f054 100644 |
5550 |
+--- a/drivers/media/i2c/ov6650.c |
5551 |
++++ b/drivers/media/i2c/ov6650.c |
5552 |
+@@ -810,9 +810,16 @@ static int ov6650_video_probe(struct i2c_client *client) |
5553 |
+ u8 pidh, pidl, midh, midl; |
5554 |
+ int ret; |
5555 |
+ |
5556 |
++ priv->clk = v4l2_clk_get(&client->dev, NULL); |
5557 |
++ if (IS_ERR(priv->clk)) { |
5558 |
++ ret = PTR_ERR(priv->clk); |
5559 |
++ dev_err(&client->dev, "v4l2_clk request err: %d\n", ret); |
5560 |
++ return ret; |
5561 |
++ } |
5562 |
++ |
5563 |
+ ret = ov6650_s_power(&priv->subdev, 1); |
5564 |
+ if (ret < 0) |
5565 |
+- return ret; |
5566 |
++ goto eclkput; |
5567 |
+ |
5568 |
+ msleep(20); |
5569 |
+ |
5570 |
+@@ -849,6 +856,11 @@ static int ov6650_video_probe(struct i2c_client *client) |
5571 |
+ |
5572 |
+ done: |
5573 |
+ ov6650_s_power(&priv->subdev, 0); |
5574 |
++ if (!ret) |
5575 |
++ return 0; |
5576 |
++eclkput: |
5577 |
++ v4l2_clk_put(priv->clk); |
5578 |
++ |
5579 |
+ return ret; |
5580 |
+ } |
5581 |
+ |
5582 |
+@@ -991,18 +1003,9 @@ static int ov6650_probe(struct i2c_client *client, |
5583 |
+ priv->code = MEDIA_BUS_FMT_YUYV8_2X8; |
5584 |
+ priv->colorspace = V4L2_COLORSPACE_JPEG; |
5585 |
+ |
5586 |
+- priv->clk = v4l2_clk_get(&client->dev, NULL); |
5587 |
+- if (IS_ERR(priv->clk)) { |
5588 |
+- ret = PTR_ERR(priv->clk); |
5589 |
+- goto eclkget; |
5590 |
+- } |
5591 |
+- |
5592 |
+ ret = ov6650_video_probe(client); |
5593 |
+- if (ret) { |
5594 |
+- v4l2_clk_put(priv->clk); |
5595 |
+-eclkget: |
5596 |
++ if (ret) |
5597 |
+ v4l2_ctrl_handler_free(&priv->hdl); |
5598 |
+- } |
5599 |
+ |
5600 |
+ return ret; |
5601 |
+ } |
5602 |
+diff --git a/drivers/media/i2c/ov7670.c b/drivers/media/i2c/ov7670.c |
5603 |
+index a7d26b294eb5..e65693c2aad5 100644 |
5604 |
+--- a/drivers/media/i2c/ov7670.c |
5605 |
++++ b/drivers/media/i2c/ov7670.c |
5606 |
+@@ -1664,6 +1664,7 @@ static int ov7670_s_power(struct v4l2_subdev *sd, int on) |
5607 |
+ |
5608 |
+ if (on) { |
5609 |
+ ov7670_power_on (sd); |
5610 |
++ ov7670_init(sd, 0); |
5611 |
+ ov7670_apply_fmt(sd); |
5612 |
+ ov7675_apply_framerate(sd); |
5613 |
+ v4l2_ctrl_handler_setup(&info->hdl); |
5614 |
+diff --git a/drivers/media/pci/saa7146/hexium_gemini.c b/drivers/media/pci/saa7146/hexium_gemini.c |
5615 |
+index 5817d9cde4d0..6d8e4afe9673 100644 |
5616 |
+--- a/drivers/media/pci/saa7146/hexium_gemini.c |
5617 |
++++ b/drivers/media/pci/saa7146/hexium_gemini.c |
5618 |
+@@ -270,9 +270,8 @@ static int hexium_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_d |
5619 |
+ /* enable i2c-port pins */ |
5620 |
+ saa7146_write(dev, MC1, (MASK_08 | MASK_24 | MASK_10 | MASK_26)); |
5621 |
+ |
5622 |
+- hexium->i2c_adapter = (struct i2c_adapter) { |
5623 |
+- .name = "hexium gemini", |
5624 |
+- }; |
5625 |
++ strscpy(hexium->i2c_adapter.name, "hexium gemini", |
5626 |
++ sizeof(hexium->i2c_adapter.name)); |
5627 |
+ saa7146_i2c_adapter_prepare(dev, &hexium->i2c_adapter, SAA7146_I2C_BUS_BIT_RATE_480); |
5628 |
+ if (i2c_add_adapter(&hexium->i2c_adapter) < 0) { |
5629 |
+ DEB_S("cannot register i2c-device. skipping.\n"); |
5630 |
+diff --git a/drivers/media/pci/saa7146/hexium_orion.c b/drivers/media/pci/saa7146/hexium_orion.c |
5631 |
+index 0a05176c18ab..a794f9e5f990 100644 |
5632 |
+--- a/drivers/media/pci/saa7146/hexium_orion.c |
5633 |
++++ b/drivers/media/pci/saa7146/hexium_orion.c |
5634 |
+@@ -231,9 +231,8 @@ static int hexium_probe(struct saa7146_dev *dev) |
5635 |
+ saa7146_write(dev, DD1_STREAM_B, 0x00000000); |
5636 |
+ saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26)); |
5637 |
+ |
5638 |
+- hexium->i2c_adapter = (struct i2c_adapter) { |
5639 |
+- .name = "hexium orion", |
5640 |
+- }; |
5641 |
++ strscpy(hexium->i2c_adapter.name, "hexium orion", |
5642 |
++ sizeof(hexium->i2c_adapter.name)); |
5643 |
+ saa7146_i2c_adapter_prepare(dev, &hexium->i2c_adapter, SAA7146_I2C_BUS_BIT_RATE_480); |
5644 |
+ if (i2c_add_adapter(&hexium->i2c_adapter) < 0) { |
5645 |
+ DEB_S("cannot register i2c-device. skipping.\n"); |
5646 |
+diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c |
5647 |
+index b4f396c2e72c..eaa86737fa04 100644 |
5648 |
+--- a/drivers/media/platform/coda/coda-bit.c |
5649 |
++++ b/drivers/media/platform/coda/coda-bit.c |
5650 |
+@@ -2010,6 +2010,9 @@ static int coda_prepare_decode(struct coda_ctx *ctx) |
5651 |
+ /* Clear decode success flag */ |
5652 |
+ coda_write(dev, 0, CODA_RET_DEC_PIC_SUCCESS); |
5653 |
+ |
5654 |
++ /* Clear error return value */ |
5655 |
++ coda_write(dev, 0, CODA_RET_DEC_PIC_ERR_MB); |
5656 |
++ |
5657 |
+ trace_coda_dec_pic_run(ctx, meta); |
5658 |
+ |
5659 |
+ coda_command_async(ctx, CODA_COMMAND_PIC_RUN); |
5660 |
+diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c |
5661 |
+index d022c65bb34c..e20b340855e7 100644 |
5662 |
+--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c |
5663 |
++++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c |
5664 |
+@@ -388,7 +388,7 @@ static void mtk_vdec_worker(struct work_struct *work) |
5665 |
+ } |
5666 |
+ buf.va = vb2_plane_vaddr(&src_buf->vb2_buf, 0); |
5667 |
+ buf.dma_addr = vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, 0); |
5668 |
+- buf.size = (size_t)src_buf->planes[0].bytesused; |
5669 |
++ buf.size = (size_t)src_buf->vb2_buf.planes[0].bytesused; |
5670 |
+ if (!buf.va) { |
5671 |
+ v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx); |
5672 |
+ mtk_v4l2_err("[%d] id=%d src_addr is NULL!!", |
5673 |
+@@ -1155,10 +1155,10 @@ static void vb2ops_vdec_buf_queue(struct vb2_buffer *vb) |
5674 |
+ |
5675 |
+ src_mem.va = vb2_plane_vaddr(&src_buf->vb2_buf, 0); |
5676 |
+ src_mem.dma_addr = vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, 0); |
5677 |
+- src_mem.size = (size_t)src_buf->planes[0].bytesused; |
5678 |
++ src_mem.size = (size_t)src_buf->vb2_buf.planes[0].bytesused; |
5679 |
+ mtk_v4l2_debug(2, |
5680 |
+ "[%d] buf id=%d va=%p dma=%pad size=%zx", |
5681 |
+- ctx->id, src_buf->index, |
5682 |
++ ctx->id, src_buf->vb2_buf.index, |
5683 |
+ src_mem.va, &src_mem.dma_addr, |
5684 |
+ src_mem.size); |
5685 |
+ |
5686 |
+@@ -1182,7 +1182,7 @@ static void vb2ops_vdec_buf_queue(struct vb2_buffer *vb) |
5687 |
+ } |
5688 |
+ mtk_v4l2_debug(ret ? 0 : 1, |
5689 |
+ "[%d] vdec_if_decode() src_buf=%d, size=%zu, fail=%d, res_chg=%d", |
5690 |
+- ctx->id, src_buf->index, |
5691 |
++ ctx->id, src_buf->vb2_buf.index, |
5692 |
+ src_mem.size, ret, res_chg); |
5693 |
+ return; |
5694 |
+ } |
5695 |
+diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c |
5696 |
+index c6b48b5925fb..50351adafc47 100644 |
5697 |
+--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c |
5698 |
++++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c |
5699 |
+@@ -894,7 +894,7 @@ static void vb2ops_venc_stop_streaming(struct vb2_queue *q) |
5700 |
+ |
5701 |
+ if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { |
5702 |
+ while ((dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx))) { |
5703 |
+- dst_buf->planes[0].bytesused = 0; |
5704 |
++ dst_buf->vb2_buf.planes[0].bytesused = 0; |
5705 |
+ v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR); |
5706 |
+ } |
5707 |
+ } else { |
5708 |
+@@ -947,7 +947,7 @@ static int mtk_venc_encode_header(void *priv) |
5709 |
+ |
5710 |
+ bs_buf.va = vb2_plane_vaddr(&dst_buf->vb2_buf, 0); |
5711 |
+ bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 0); |
5712 |
+- bs_buf.size = (size_t)dst_buf->planes[0].length; |
5713 |
++ bs_buf.size = (size_t)dst_buf->vb2_buf.planes[0].length; |
5714 |
+ |
5715 |
+ mtk_v4l2_debug(1, |
5716 |
+ "[%d] buf id=%d va=0x%p dma_addr=0x%llx size=%zu", |
5717 |
+@@ -976,7 +976,7 @@ static int mtk_venc_encode_header(void *priv) |
5718 |
+ } |
5719 |
+ |
5720 |
+ ctx->state = MTK_STATE_HEADER; |
5721 |
+- dst_buf->planes[0].bytesused = enc_result.bs_size; |
5722 |
++ dst_buf->vb2_buf.planes[0].bytesused = enc_result.bs_size; |
5723 |
+ v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE); |
5724 |
+ |
5725 |
+ return 0; |
5726 |
+@@ -1107,12 +1107,12 @@ static void mtk_venc_worker(struct work_struct *work) |
5727 |
+ |
5728 |
+ if (ret) { |
5729 |
+ v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR); |
5730 |
+- dst_buf->planes[0].bytesused = 0; |
5731 |
++ dst_buf->vb2_buf.planes[0].bytesused = 0; |
5732 |
+ v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR); |
5733 |
+ mtk_v4l2_err("venc_if_encode failed=%d", ret); |
5734 |
+ } else { |
5735 |
+ v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE); |
5736 |
+- dst_buf->planes[0].bytesused = enc_result.bs_size; |
5737 |
++ dst_buf->vb2_buf.planes[0].bytesused = enc_result.bs_size; |
5738 |
+ v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE); |
5739 |
+ mtk_v4l2_debug(2, "venc_if_encode bs size=%d", |
5740 |
+ enc_result.bs_size); |
5741 |
+diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c |
5742 |
+index 5fe5b38fa901..922855b6025c 100644 |
5743 |
+--- a/drivers/media/platform/stm32/stm32-dcmi.c |
5744 |
++++ b/drivers/media/platform/stm32/stm32-dcmi.c |
5745 |
+@@ -811,6 +811,9 @@ static int dcmi_try_fmt(struct stm32_dcmi *dcmi, struct v4l2_format *f, |
5746 |
+ |
5747 |
+ sd_fmt = find_format_by_fourcc(dcmi, pix->pixelformat); |
5748 |
+ if (!sd_fmt) { |
5749 |
++ if (!dcmi->num_of_sd_formats) |
5750 |
++ return -ENODATA; |
5751 |
++ |
5752 |
+ sd_fmt = dcmi->sd_formats[dcmi->num_of_sd_formats - 1]; |
5753 |
+ pix->pixelformat = sd_fmt->fourcc; |
5754 |
+ } |
5755 |
+@@ -989,6 +992,9 @@ static int dcmi_set_sensor_format(struct stm32_dcmi *dcmi, |
5756 |
+ |
5757 |
+ sd_fmt = find_format_by_fourcc(dcmi, pix->pixelformat); |
5758 |
+ if (!sd_fmt) { |
5759 |
++ if (!dcmi->num_of_sd_formats) |
5760 |
++ return -ENODATA; |
5761 |
++ |
5762 |
+ sd_fmt = dcmi->sd_formats[dcmi->num_of_sd_formats - 1]; |
5763 |
+ pix->pixelformat = sd_fmt->fourcc; |
5764 |
+ } |
5765 |
+@@ -1645,7 +1651,7 @@ static int dcmi_probe(struct platform_device *pdev) |
5766 |
+ dcmi->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL); |
5767 |
+ if (IS_ERR(dcmi->rstc)) { |
5768 |
+ dev_err(&pdev->dev, "Could not get reset control\n"); |
5769 |
+- return -ENODEV; |
5770 |
++ return PTR_ERR(dcmi->rstc); |
5771 |
+ } |
5772 |
+ |
5773 |
+ /* Get bus characteristics from devicetree */ |
5774 |
+@@ -1660,7 +1666,7 @@ static int dcmi_probe(struct platform_device *pdev) |
5775 |
+ of_node_put(np); |
5776 |
+ if (ret) { |
5777 |
+ dev_err(&pdev->dev, "Could not parse the endpoint\n"); |
5778 |
+- return -ENODEV; |
5779 |
++ return ret; |
5780 |
+ } |
5781 |
+ |
5782 |
+ if (ep.bus_type == V4L2_MBUS_CSI2_DPHY) { |
5783 |
+@@ -1673,8 +1679,9 @@ static int dcmi_probe(struct platform_device *pdev) |
5784 |
+ |
5785 |
+ irq = platform_get_irq(pdev, 0); |
5786 |
+ if (irq <= 0) { |
5787 |
+- dev_err(&pdev->dev, "Could not get irq\n"); |
5788 |
+- return -ENODEV; |
5789 |
++ if (irq != -EPROBE_DEFER) |
5790 |
++ dev_err(&pdev->dev, "Could not get irq\n"); |
5791 |
++ return irq; |
5792 |
+ } |
5793 |
+ |
5794 |
+ dcmi->res = platform_get_resource(pdev, IORESOURCE_MEM, 0); |
5795 |
+@@ -1694,12 +1701,13 @@ static int dcmi_probe(struct platform_device *pdev) |
5796 |
+ dev_name(&pdev->dev), dcmi); |
5797 |
+ if (ret) { |
5798 |
+ dev_err(&pdev->dev, "Unable to request irq %d\n", irq); |
5799 |
+- return -ENODEV; |
5800 |
++ return ret; |
5801 |
+ } |
5802 |
+ |
5803 |
+ mclk = devm_clk_get(&pdev->dev, "mclk"); |
5804 |
+ if (IS_ERR(mclk)) { |
5805 |
+- dev_err(&pdev->dev, "Unable to get mclk\n"); |
5806 |
++ if (PTR_ERR(mclk) != -EPROBE_DEFER) |
5807 |
++ dev_err(&pdev->dev, "Unable to get mclk\n"); |
5808 |
+ return PTR_ERR(mclk); |
5809 |
+ } |
5810 |
+ |
5811 |
+diff --git a/drivers/media/platform/vicodec/codec-fwht.c b/drivers/media/platform/vicodec/codec-fwht.c |
5812 |
+index d1d6085da9f1..cf469a1191aa 100644 |
5813 |
+--- a/drivers/media/platform/vicodec/codec-fwht.c |
5814 |
++++ b/drivers/media/platform/vicodec/codec-fwht.c |
5815 |
+@@ -46,8 +46,12 @@ static const uint8_t zigzag[64] = { |
5816 |
+ 63, |
5817 |
+ }; |
5818 |
+ |
5819 |
+- |
5820 |
+-static int rlc(const s16 *in, __be16 *output, int blocktype) |
5821 |
++/* |
5822 |
++ * noinline_for_stack to work around |
5823 |
++ * https://bugs.llvm.org/show_bug.cgi?id=38809 |
5824 |
++ */ |
5825 |
++static int noinline_for_stack |
5826 |
++rlc(const s16 *in, __be16 *output, int blocktype) |
5827 |
+ { |
5828 |
+ s16 block[8 * 8]; |
5829 |
+ s16 *wp = block; |
5830 |
+@@ -106,8 +110,8 @@ static int rlc(const s16 *in, __be16 *output, int blocktype) |
5831 |
+ * This function will worst-case increase rlc_in by 65*2 bytes: |
5832 |
+ * one s16 value for the header and 8 * 8 coefficients of type s16. |
5833 |
+ */ |
5834 |
+-static u16 derlc(const __be16 **rlc_in, s16 *dwht_out, |
5835 |
+- const __be16 *end_of_input) |
5836 |
++static noinline_for_stack u16 |
5837 |
++derlc(const __be16 **rlc_in, s16 *dwht_out, const __be16 *end_of_input) |
5838 |
+ { |
5839 |
+ /* header */ |
5840 |
+ const __be16 *input = *rlc_in; |
5841 |
+@@ -240,8 +244,9 @@ static void dequantize_inter(s16 *coeff) |
5842 |
+ *coeff <<= *quant; |
5843 |
+ } |
5844 |
+ |
5845 |
+-static void fwht(const u8 *block, s16 *output_block, unsigned int stride, |
5846 |
+- unsigned int input_step, bool intra) |
5847 |
++static void noinline_for_stack fwht(const u8 *block, s16 *output_block, |
5848 |
++ unsigned int stride, |
5849 |
++ unsigned int input_step, bool intra) |
5850 |
+ { |
5851 |
+ /* we'll need more than 8 bits for the transformed coefficients */ |
5852 |
+ s32 workspace1[8], workspace2[8]; |
5853 |
+@@ -373,7 +378,8 @@ static void fwht(const u8 *block, s16 *output_block, unsigned int stride, |
5854 |
+ * Furthermore values can be negative... This is just a version that |
5855 |
+ * works with 16 signed data |
5856 |
+ */ |
5857 |
+-static void fwht16(const s16 *block, s16 *output_block, int stride, int intra) |
5858 |
++static void noinline_for_stack |
5859 |
++fwht16(const s16 *block, s16 *output_block, int stride, int intra) |
5860 |
+ { |
5861 |
+ /* we'll need more than 8 bits for the transformed coefficients */ |
5862 |
+ s32 workspace1[8], workspace2[8]; |
5863 |
+@@ -456,7 +462,8 @@ static void fwht16(const s16 *block, s16 *output_block, int stride, int intra) |
5864 |
+ } |
5865 |
+ } |
5866 |
+ |
5867 |
+-static void ifwht(const s16 *block, s16 *output_block, int intra) |
5868 |
++static noinline_for_stack void |
5869 |
++ifwht(const s16 *block, s16 *output_block, int intra) |
5870 |
+ { |
5871 |
+ /* |
5872 |
+ * we'll need more than 8 bits for the transformed coefficients |
5873 |
+@@ -604,9 +611,9 @@ static int var_inter(const s16 *old, const s16 *new) |
5874 |
+ return ret; |
5875 |
+ } |
5876 |
+ |
5877 |
+-static int decide_blocktype(const u8 *cur, const u8 *reference, |
5878 |
+- s16 *deltablock, unsigned int stride, |
5879 |
+- unsigned int input_step) |
5880 |
++static noinline_for_stack int |
5881 |
++decide_blocktype(const u8 *cur, const u8 *reference, s16 *deltablock, |
5882 |
++ unsigned int stride, unsigned int input_step) |
5883 |
+ { |
5884 |
+ s16 tmp[64]; |
5885 |
+ s16 old[64]; |
5886 |
+diff --git a/drivers/media/platform/vicodec/vicodec-core.c b/drivers/media/platform/vicodec/vicodec-core.c |
5887 |
+index d7636fe9e174..8788369e59a0 100644 |
5888 |
+--- a/drivers/media/platform/vicodec/vicodec-core.c |
5889 |
++++ b/drivers/media/platform/vicodec/vicodec-core.c |
5890 |
+@@ -159,12 +159,10 @@ static int device_process(struct vicodec_ctx *ctx, |
5891 |
+ struct vb2_v4l2_buffer *dst_vb) |
5892 |
+ { |
5893 |
+ struct vicodec_dev *dev = ctx->dev; |
5894 |
+- struct vicodec_q_data *q_dst; |
5895 |
+ struct v4l2_fwht_state *state = &ctx->state; |
5896 |
+ u8 *p_src, *p_dst; |
5897 |
+ int ret; |
5898 |
+ |
5899 |
+- q_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); |
5900 |
+ if (ctx->is_enc) |
5901 |
+ p_src = vb2_plane_vaddr(&src_vb->vb2_buf, 0); |
5902 |
+ else |
5903 |
+@@ -186,8 +184,10 @@ static int device_process(struct vicodec_ctx *ctx, |
5904 |
+ return ret; |
5905 |
+ vb2_set_plane_payload(&dst_vb->vb2_buf, 0, ret); |
5906 |
+ } else { |
5907 |
++ struct vicodec_q_data *q_dst; |
5908 |
+ unsigned int comp_frame_size = ntohl(ctx->state.header.size); |
5909 |
+ |
5910 |
++ q_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); |
5911 |
+ if (comp_frame_size > ctx->comp_max_size) |
5912 |
+ return -EINVAL; |
5913 |
+ state->info = q_dst->info; |
5914 |
+@@ -196,11 +196,6 @@ static int device_process(struct vicodec_ctx *ctx, |
5915 |
+ return ret; |
5916 |
+ vb2_set_plane_payload(&dst_vb->vb2_buf, 0, q_dst->sizeimage); |
5917 |
+ } |
5918 |
+- |
5919 |
+- dst_vb->sequence = q_dst->sequence++; |
5920 |
+- dst_vb->flags &= ~V4L2_BUF_FLAG_LAST; |
5921 |
+- v4l2_m2m_buf_copy_metadata(src_vb, dst_vb, !ctx->is_enc); |
5922 |
+- |
5923 |
+ return 0; |
5924 |
+ } |
5925 |
+ |
5926 |
+@@ -274,16 +269,22 @@ static void device_run(void *priv) |
5927 |
+ struct vicodec_ctx *ctx = priv; |
5928 |
+ struct vicodec_dev *dev = ctx->dev; |
5929 |
+ struct vb2_v4l2_buffer *src_buf, *dst_buf; |
5930 |
+- struct vicodec_q_data *q_src; |
5931 |
++ struct vicodec_q_data *q_src, *q_dst; |
5932 |
+ u32 state; |
5933 |
+ |
5934 |
+ src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx); |
5935 |
+ dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx); |
5936 |
+ q_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); |
5937 |
++ q_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); |
5938 |
+ |
5939 |
+ state = VB2_BUF_STATE_DONE; |
5940 |
+ if (device_process(ctx, src_buf, dst_buf)) |
5941 |
+ state = VB2_BUF_STATE_ERROR; |
5942 |
++ else |
5943 |
++ dst_buf->sequence = q_dst->sequence++; |
5944 |
++ dst_buf->flags &= ~V4L2_BUF_FLAG_LAST; |
5945 |
++ v4l2_m2m_buf_copy_metadata(src_buf, dst_buf, !ctx->is_enc); |
5946 |
++ |
5947 |
+ ctx->last_dst_buf = dst_buf; |
5948 |
+ |
5949 |
+ spin_lock(ctx->lock); |
5950 |
+@@ -1338,8 +1339,11 @@ static int vicodec_start_streaming(struct vb2_queue *q, |
5951 |
+ chroma_div = info->width_div * info->height_div; |
5952 |
+ q_data->sequence = 0; |
5953 |
+ |
5954 |
+- ctx->last_src_buf = NULL; |
5955 |
+- ctx->last_dst_buf = NULL; |
5956 |
++ if (V4L2_TYPE_IS_OUTPUT(q->type)) |
5957 |
++ ctx->last_src_buf = NULL; |
5958 |
++ else |
5959 |
++ ctx->last_dst_buf = NULL; |
5960 |
++ |
5961 |
+ state->gop_cnt = 0; |
5962 |
+ |
5963 |
+ if ((V4L2_TYPE_IS_OUTPUT(q->type) && !ctx->is_enc) || |
5964 |
+diff --git a/drivers/media/platform/video-mux.c b/drivers/media/platform/video-mux.c |
5965 |
+index 0ba30756e1e4..d8cd5f5cb10d 100644 |
5966 |
+--- a/drivers/media/platform/video-mux.c |
5967 |
++++ b/drivers/media/platform/video-mux.c |
5968 |
+@@ -419,9 +419,14 @@ static int video_mux_probe(struct platform_device *pdev) |
5969 |
+ vmux->active = -1; |
5970 |
+ vmux->pads = devm_kcalloc(dev, num_pads, sizeof(*vmux->pads), |
5971 |
+ GFP_KERNEL); |
5972 |
++ if (!vmux->pads) |
5973 |
++ return -ENOMEM; |
5974 |
++ |
5975 |
+ vmux->format_mbus = devm_kcalloc(dev, num_pads, |
5976 |
+ sizeof(*vmux->format_mbus), |
5977 |
+ GFP_KERNEL); |
5978 |
++ if (!vmux->format_mbus) |
5979 |
++ return -ENOMEM; |
5980 |
+ |
5981 |
+ for (i = 0; i < num_pads; i++) { |
5982 |
+ vmux->pads[i].flags = (i < num_pads - 1) ? MEDIA_PAD_FL_SINK |
5983 |
+diff --git a/drivers/media/platform/vim2m.c b/drivers/media/platform/vim2m.c |
5984 |
+index 34dcaca45d8b..dd47821fc661 100644 |
5985 |
+--- a/drivers/media/platform/vim2m.c |
5986 |
++++ b/drivers/media/platform/vim2m.c |
5987 |
+@@ -1262,6 +1262,15 @@ static int vim2m_release(struct file *file) |
5988 |
+ return 0; |
5989 |
+ } |
5990 |
+ |
5991 |
++static void vim2m_device_release(struct video_device *vdev) |
5992 |
++{ |
5993 |
++ struct vim2m_dev *dev = container_of(vdev, struct vim2m_dev, vfd); |
5994 |
++ |
5995 |
++ v4l2_device_unregister(&dev->v4l2_dev); |
5996 |
++ v4l2_m2m_release(dev->m2m_dev); |
5997 |
++ kfree(dev); |
5998 |
++} |
5999 |
++ |
6000 |
+ static const struct v4l2_file_operations vim2m_fops = { |
6001 |
+ .owner = THIS_MODULE, |
6002 |
+ .open = vim2m_open, |
6003 |
+@@ -1277,7 +1286,7 @@ static const struct video_device vim2m_videodev = { |
6004 |
+ .fops = &vim2m_fops, |
6005 |
+ .ioctl_ops = &vim2m_ioctl_ops, |
6006 |
+ .minor = -1, |
6007 |
+- .release = video_device_release_empty, |
6008 |
++ .release = vim2m_device_release, |
6009 |
+ .device_caps = V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING, |
6010 |
+ }; |
6011 |
+ |
6012 |
+@@ -1298,13 +1307,13 @@ static int vim2m_probe(struct platform_device *pdev) |
6013 |
+ struct video_device *vfd; |
6014 |
+ int ret; |
6015 |
+ |
6016 |
+- dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL); |
6017 |
++ dev = kzalloc(sizeof(*dev), GFP_KERNEL); |
6018 |
+ if (!dev) |
6019 |
+ return -ENOMEM; |
6020 |
+ |
6021 |
+ ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev); |
6022 |
+ if (ret) |
6023 |
+- return ret; |
6024 |
++ goto error_free; |
6025 |
+ |
6026 |
+ atomic_set(&dev->num_inst, 0); |
6027 |
+ mutex_init(&dev->dev_mutex); |
6028 |
+@@ -1317,7 +1326,7 @@ static int vim2m_probe(struct platform_device *pdev) |
6029 |
+ ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0); |
6030 |
+ if (ret) { |
6031 |
+ v4l2_err(&dev->v4l2_dev, "Failed to register video device\n"); |
6032 |
+- goto unreg_v4l2; |
6033 |
++ goto error_v4l2; |
6034 |
+ } |
6035 |
+ |
6036 |
+ video_set_drvdata(vfd, dev); |
6037 |
+@@ -1330,7 +1339,7 @@ static int vim2m_probe(struct platform_device *pdev) |
6038 |
+ if (IS_ERR(dev->m2m_dev)) { |
6039 |
+ v4l2_err(&dev->v4l2_dev, "Failed to init mem2mem device\n"); |
6040 |
+ ret = PTR_ERR(dev->m2m_dev); |
6041 |
+- goto unreg_dev; |
6042 |
++ goto error_dev; |
6043 |
+ } |
6044 |
+ |
6045 |
+ #ifdef CONFIG_MEDIA_CONTROLLER |
6046 |
+@@ -1346,27 +1355,29 @@ static int vim2m_probe(struct platform_device *pdev) |
6047 |
+ MEDIA_ENT_F_PROC_VIDEO_SCALER); |
6048 |
+ if (ret) { |
6049 |
+ v4l2_err(&dev->v4l2_dev, "Failed to init mem2mem media controller\n"); |
6050 |
+- goto unreg_m2m; |
6051 |
++ goto error_m2m; |
6052 |
+ } |
6053 |
+ |
6054 |
+ ret = media_device_register(&dev->mdev); |
6055 |
+ if (ret) { |
6056 |
+ v4l2_err(&dev->v4l2_dev, "Failed to register mem2mem media device\n"); |
6057 |
+- goto unreg_m2m_mc; |
6058 |
++ goto error_m2m_mc; |
6059 |
+ } |
6060 |
+ #endif |
6061 |
+ return 0; |
6062 |
+ |
6063 |
+ #ifdef CONFIG_MEDIA_CONTROLLER |
6064 |
+-unreg_m2m_mc: |
6065 |
++error_m2m_mc: |
6066 |
+ v4l2_m2m_unregister_media_controller(dev->m2m_dev); |
6067 |
+-unreg_m2m: |
6068 |
++error_m2m: |
6069 |
+ v4l2_m2m_release(dev->m2m_dev); |
6070 |
+ #endif |
6071 |
+-unreg_dev: |
6072 |
++error_dev: |
6073 |
+ video_unregister_device(&dev->vfd); |
6074 |
+-unreg_v4l2: |
6075 |
++error_v4l2: |
6076 |
+ v4l2_device_unregister(&dev->v4l2_dev); |
6077 |
++error_free: |
6078 |
++ kfree(dev); |
6079 |
+ |
6080 |
+ return ret; |
6081 |
+ } |
6082 |
+@@ -1382,9 +1393,7 @@ static int vim2m_remove(struct platform_device *pdev) |
6083 |
+ v4l2_m2m_unregister_media_controller(dev->m2m_dev); |
6084 |
+ media_device_cleanup(&dev->mdev); |
6085 |
+ #endif |
6086 |
+- v4l2_m2m_release(dev->m2m_dev); |
6087 |
+ video_unregister_device(&dev->vfd); |
6088 |
+- v4l2_device_unregister(&dev->v4l2_dev); |
6089 |
+ |
6090 |
+ return 0; |
6091 |
+ } |
6092 |
+diff --git a/drivers/media/platform/vimc/vimc-core.c b/drivers/media/platform/vimc/vimc-core.c |
6093 |
+index 0fbb7914098f..3aa62d7e3d0e 100644 |
6094 |
+--- a/drivers/media/platform/vimc/vimc-core.c |
6095 |
++++ b/drivers/media/platform/vimc/vimc-core.c |
6096 |
+@@ -304,6 +304,8 @@ static int vimc_probe(struct platform_device *pdev) |
6097 |
+ |
6098 |
+ dev_dbg(&pdev->dev, "probe"); |
6099 |
+ |
6100 |
++ memset(&vimc->mdev, 0, sizeof(vimc->mdev)); |
6101 |
++ |
6102 |
+ /* Create platform_device for each entity in the topology*/ |
6103 |
+ vimc->subdevs = devm_kcalloc(&vimc->pdev.dev, vimc->pipe_cfg->num_ents, |
6104 |
+ sizeof(*vimc->subdevs), GFP_KERNEL); |
6105 |
+diff --git a/drivers/media/platform/vimc/vimc-streamer.c b/drivers/media/platform/vimc/vimc-streamer.c |
6106 |
+index fcc897fb247b..392754c18046 100644 |
6107 |
+--- a/drivers/media/platform/vimc/vimc-streamer.c |
6108 |
++++ b/drivers/media/platform/vimc/vimc-streamer.c |
6109 |
+@@ -120,7 +120,6 @@ static int vimc_streamer_thread(void *data) |
6110 |
+ int i; |
6111 |
+ |
6112 |
+ set_freezable(); |
6113 |
+- set_current_state(TASK_UNINTERRUPTIBLE); |
6114 |
+ |
6115 |
+ for (;;) { |
6116 |
+ try_to_freeze(); |
6117 |
+@@ -137,6 +136,7 @@ static int vimc_streamer_thread(void *data) |
6118 |
+ break; |
6119 |
+ } |
6120 |
+ //wait for 60hz |
6121 |
++ set_current_state(TASK_UNINTERRUPTIBLE); |
6122 |
+ schedule_timeout(HZ / 60); |
6123 |
+ } |
6124 |
+ |
6125 |
+diff --git a/drivers/media/platform/vivid/vivid-vid-cap.c b/drivers/media/platform/vivid/vivid-vid-cap.c |
6126 |
+index 52eeda624d7e..530ac8decb25 100644 |
6127 |
+--- a/drivers/media/platform/vivid/vivid-vid-cap.c |
6128 |
++++ b/drivers/media/platform/vivid/vivid-vid-cap.c |
6129 |
+@@ -1007,7 +1007,7 @@ int vivid_vid_cap_s_selection(struct file *file, void *fh, struct v4l2_selection |
6130 |
+ v4l2_rect_map_inside(&s->r, &dev->fmt_cap_rect); |
6131 |
+ if (dev->bitmap_cap && (compose->width != s->r.width || |
6132 |
+ compose->height != s->r.height)) { |
6133 |
+- kfree(dev->bitmap_cap); |
6134 |
++ vfree(dev->bitmap_cap); |
6135 |
+ dev->bitmap_cap = NULL; |
6136 |
+ } |
6137 |
+ *compose = s->r; |
6138 |
+diff --git a/drivers/media/radio/wl128x/fmdrv_common.c b/drivers/media/radio/wl128x/fmdrv_common.c |
6139 |
+index 3c8987af3772..ac5706b4cab8 100644 |
6140 |
+--- a/drivers/media/radio/wl128x/fmdrv_common.c |
6141 |
++++ b/drivers/media/radio/wl128x/fmdrv_common.c |
6142 |
+@@ -489,7 +489,8 @@ int fmc_send_cmd(struct fmdev *fmdev, u8 fm_op, u16 type, void *payload, |
6143 |
+ return -EIO; |
6144 |
+ } |
6145 |
+ /* Send response data to caller */ |
6146 |
+- if (response != NULL && response_len != NULL && evt_hdr->dlen) { |
6147 |
++ if (response != NULL && response_len != NULL && evt_hdr->dlen && |
6148 |
++ evt_hdr->dlen <= payload_len) { |
6149 |
+ /* Skip header info and copy only response data */ |
6150 |
+ skb_pull(skb, sizeof(struct fm_event_msg_hdr)); |
6151 |
+ memcpy(response, skb->data, evt_hdr->dlen); |
6152 |
+@@ -583,6 +584,8 @@ static void fm_irq_handle_flag_getcmd_resp(struct fmdev *fmdev) |
6153 |
+ return; |
6154 |
+ |
6155 |
+ fm_evt_hdr = (void *)skb->data; |
6156 |
++ if (fm_evt_hdr->dlen > sizeof(fmdev->irq_info.flag)) |
6157 |
++ return; |
6158 |
+ |
6159 |
+ /* Skip header info and copy only response data */ |
6160 |
+ skb_pull(skb, sizeof(struct fm_event_msg_hdr)); |
6161 |
+@@ -1308,7 +1311,7 @@ static int load_default_rx_configuration(struct fmdev *fmdev) |
6162 |
+ static int fm_power_up(struct fmdev *fmdev, u8 mode) |
6163 |
+ { |
6164 |
+ u16 payload; |
6165 |
+- __be16 asic_id, asic_ver; |
6166 |
++ __be16 asic_id = 0, asic_ver = 0; |
6167 |
+ int resp_len, ret; |
6168 |
+ u8 fw_name[50]; |
6169 |
+ |
6170 |
+diff --git a/drivers/media/rc/serial_ir.c b/drivers/media/rc/serial_ir.c |
6171 |
+index ffe2c672d105..3998ba29beb6 100644 |
6172 |
+--- a/drivers/media/rc/serial_ir.c |
6173 |
++++ b/drivers/media/rc/serial_ir.c |
6174 |
+@@ -773,8 +773,6 @@ static void serial_ir_exit(void) |
6175 |
+ |
6176 |
+ static int __init serial_ir_init_module(void) |
6177 |
+ { |
6178 |
+- int result; |
6179 |
+- |
6180 |
+ switch (type) { |
6181 |
+ case IR_HOMEBREW: |
6182 |
+ case IR_IRDEO: |
6183 |
+@@ -802,12 +800,7 @@ static int __init serial_ir_init_module(void) |
6184 |
+ if (sense != -1) |
6185 |
+ sense = !!sense; |
6186 |
+ |
6187 |
+- result = serial_ir_init(); |
6188 |
+- if (!result) |
6189 |
+- return 0; |
6190 |
+- |
6191 |
+- serial_ir_exit(); |
6192 |
+- return result; |
6193 |
++ return serial_ir_init(); |
6194 |
+ } |
6195 |
+ |
6196 |
+ static void __exit serial_ir_exit_module(void) |
6197 |
+diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c |
6198 |
+index 7876c897cc1d..222723d946e4 100644 |
6199 |
+--- a/drivers/media/usb/au0828/au0828-video.c |
6200 |
++++ b/drivers/media/usb/au0828/au0828-video.c |
6201 |
+@@ -758,6 +758,9 @@ static int au0828_analog_stream_enable(struct au0828_dev *d) |
6202 |
+ |
6203 |
+ dprintk(1, "au0828_analog_stream_enable called\n"); |
6204 |
+ |
6205 |
++ if (test_bit(DEV_DISCONNECTED, &d->dev_state)) |
6206 |
++ return -ENODEV; |
6207 |
++ |
6208 |
+ iface = usb_ifnum_to_if(d->usbdev, 0); |
6209 |
+ if (iface && iface->cur_altsetting->desc.bAlternateSetting != 5) { |
6210 |
+ dprintk(1, "Changing intf#0 to alt 5\n"); |
6211 |
+@@ -839,9 +842,9 @@ int au0828_start_analog_streaming(struct vb2_queue *vq, unsigned int count) |
6212 |
+ return rc; |
6213 |
+ } |
6214 |
+ |
6215 |
++ v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 1); |
6216 |
++ |
6217 |
+ if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { |
6218 |
+- v4l2_device_call_all(&dev->v4l2_dev, 0, video, |
6219 |
+- s_stream, 1); |
6220 |
+ dev->vid_timeout_running = 1; |
6221 |
+ mod_timer(&dev->vid_timeout, jiffies + (HZ / 10)); |
6222 |
+ } else if (vq->type == V4L2_BUF_TYPE_VBI_CAPTURE) { |
6223 |
+@@ -861,10 +864,11 @@ static void au0828_stop_streaming(struct vb2_queue *vq) |
6224 |
+ |
6225 |
+ dprintk(1, "au0828_stop_streaming called %d\n", dev->streaming_users); |
6226 |
+ |
6227 |
+- if (dev->streaming_users-- == 1) |
6228 |
++ if (dev->streaming_users-- == 1) { |
6229 |
+ au0828_uninit_isoc(dev); |
6230 |
++ v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 0); |
6231 |
++ } |
6232 |
+ |
6233 |
+- v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 0); |
6234 |
+ dev->vid_timeout_running = 0; |
6235 |
+ del_timer_sync(&dev->vid_timeout); |
6236 |
+ |
6237 |
+@@ -893,8 +897,10 @@ void au0828_stop_vbi_streaming(struct vb2_queue *vq) |
6238 |
+ dprintk(1, "au0828_stop_vbi_streaming called %d\n", |
6239 |
+ dev->streaming_users); |
6240 |
+ |
6241 |
+- if (dev->streaming_users-- == 1) |
6242 |
++ if (dev->streaming_users-- == 1) { |
6243 |
+ au0828_uninit_isoc(dev); |
6244 |
++ v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 0); |
6245 |
++ } |
6246 |
+ |
6247 |
+ spin_lock_irqsave(&dev->slock, flags); |
6248 |
+ if (dev->isoc_ctl.vbi_buf != NULL) { |
6249 |
+diff --git a/drivers/media/usb/cpia2/cpia2_v4l.c b/drivers/media/usb/cpia2/cpia2_v4l.c |
6250 |
+index 95c0bd4a19dc..45caf78119c4 100644 |
6251 |
+--- a/drivers/media/usb/cpia2/cpia2_v4l.c |
6252 |
++++ b/drivers/media/usb/cpia2/cpia2_v4l.c |
6253 |
+@@ -1240,8 +1240,7 @@ static int __init cpia2_init(void) |
6254 |
+ LOG("%s v%s\n", |
6255 |
+ ABOUT, CPIA_VERSION); |
6256 |
+ check_parameters(); |
6257 |
+- cpia2_usb_init(); |
6258 |
+- return 0; |
6259 |
++ return cpia2_usb_init(); |
6260 |
+ } |
6261 |
+ |
6262 |
+ |
6263 |
+diff --git a/drivers/media/usb/dvb-usb-v2/dvbsky.c b/drivers/media/usb/dvb-usb-v2/dvbsky.c |
6264 |
+index e28bd8836751..ae0814dd202a 100644 |
6265 |
+--- a/drivers/media/usb/dvb-usb-v2/dvbsky.c |
6266 |
++++ b/drivers/media/usb/dvb-usb-v2/dvbsky.c |
6267 |
+@@ -615,16 +615,18 @@ static int dvbsky_init(struct dvb_usb_device *d) |
6268 |
+ return 0; |
6269 |
+ } |
6270 |
+ |
6271 |
+-static void dvbsky_exit(struct dvb_usb_device *d) |
6272 |
++static int dvbsky_frontend_detach(struct dvb_usb_adapter *adap) |
6273 |
+ { |
6274 |
++ struct dvb_usb_device *d = adap_to_d(adap); |
6275 |
+ struct dvbsky_state *state = d_to_priv(d); |
6276 |
+- struct dvb_usb_adapter *adap = &d->adapter[0]; |
6277 |
++ |
6278 |
++ dev_dbg(&d->udev->dev, "%s: adap=%d\n", __func__, adap->id); |
6279 |
+ |
6280 |
+ dvb_module_release(state->i2c_client_tuner); |
6281 |
+ dvb_module_release(state->i2c_client_demod); |
6282 |
+ dvb_module_release(state->i2c_client_ci); |
6283 |
+ |
6284 |
+- adap->fe[0] = NULL; |
6285 |
++ return 0; |
6286 |
+ } |
6287 |
+ |
6288 |
+ /* DVB USB Driver stuff */ |
6289 |
+@@ -640,11 +642,11 @@ static struct dvb_usb_device_properties dvbsky_s960_props = { |
6290 |
+ |
6291 |
+ .i2c_algo = &dvbsky_i2c_algo, |
6292 |
+ .frontend_attach = dvbsky_s960_attach, |
6293 |
++ .frontend_detach = dvbsky_frontend_detach, |
6294 |
+ .init = dvbsky_init, |
6295 |
+ .get_rc_config = dvbsky_get_rc_config, |
6296 |
+ .streaming_ctrl = dvbsky_streaming_ctrl, |
6297 |
+ .identify_state = dvbsky_identify_state, |
6298 |
+- .exit = dvbsky_exit, |
6299 |
+ .read_mac_address = dvbsky_read_mac_addr, |
6300 |
+ |
6301 |
+ .num_adapters = 1, |
6302 |
+@@ -667,11 +669,11 @@ static struct dvb_usb_device_properties dvbsky_s960c_props = { |
6303 |
+ |
6304 |
+ .i2c_algo = &dvbsky_i2c_algo, |
6305 |
+ .frontend_attach = dvbsky_s960c_attach, |
6306 |
++ .frontend_detach = dvbsky_frontend_detach, |
6307 |
+ .init = dvbsky_init, |
6308 |
+ .get_rc_config = dvbsky_get_rc_config, |
6309 |
+ .streaming_ctrl = dvbsky_streaming_ctrl, |
6310 |
+ .identify_state = dvbsky_identify_state, |
6311 |
+- .exit = dvbsky_exit, |
6312 |
+ .read_mac_address = dvbsky_read_mac_addr, |
6313 |
+ |
6314 |
+ .num_adapters = 1, |
6315 |
+@@ -694,11 +696,11 @@ static struct dvb_usb_device_properties dvbsky_t680c_props = { |
6316 |
+ |
6317 |
+ .i2c_algo = &dvbsky_i2c_algo, |
6318 |
+ .frontend_attach = dvbsky_t680c_attach, |
6319 |
++ .frontend_detach = dvbsky_frontend_detach, |
6320 |
+ .init = dvbsky_init, |
6321 |
+ .get_rc_config = dvbsky_get_rc_config, |
6322 |
+ .streaming_ctrl = dvbsky_streaming_ctrl, |
6323 |
+ .identify_state = dvbsky_identify_state, |
6324 |
+- .exit = dvbsky_exit, |
6325 |
+ .read_mac_address = dvbsky_read_mac_addr, |
6326 |
+ |
6327 |
+ .num_adapters = 1, |
6328 |
+@@ -721,11 +723,11 @@ static struct dvb_usb_device_properties dvbsky_t330_props = { |
6329 |
+ |
6330 |
+ .i2c_algo = &dvbsky_i2c_algo, |
6331 |
+ .frontend_attach = dvbsky_t330_attach, |
6332 |
++ .frontend_detach = dvbsky_frontend_detach, |
6333 |
+ .init = dvbsky_init, |
6334 |
+ .get_rc_config = dvbsky_get_rc_config, |
6335 |
+ .streaming_ctrl = dvbsky_streaming_ctrl, |
6336 |
+ .identify_state = dvbsky_identify_state, |
6337 |
+- .exit = dvbsky_exit, |
6338 |
+ .read_mac_address = dvbsky_read_mac_addr, |
6339 |
+ |
6340 |
+ .num_adapters = 1, |
6341 |
+@@ -748,11 +750,11 @@ static struct dvb_usb_device_properties mygica_t230c_props = { |
6342 |
+ |
6343 |
+ .i2c_algo = &dvbsky_i2c_algo, |
6344 |
+ .frontend_attach = dvbsky_mygica_t230c_attach, |
6345 |
++ .frontend_detach = dvbsky_frontend_detach, |
6346 |
+ .init = dvbsky_init, |
6347 |
+ .get_rc_config = dvbsky_get_rc_config, |
6348 |
+ .streaming_ctrl = dvbsky_streaming_ctrl, |
6349 |
+ .identify_state = dvbsky_identify_state, |
6350 |
+- .exit = dvbsky_exit, |
6351 |
+ |
6352 |
+ .num_adapters = 1, |
6353 |
+ .adapter = { |
6354 |
+diff --git a/drivers/media/usb/go7007/go7007-fw.c b/drivers/media/usb/go7007/go7007-fw.c |
6355 |
+index 24f5b615dc7a..dfa9f899d0c2 100644 |
6356 |
+--- a/drivers/media/usb/go7007/go7007-fw.c |
6357 |
++++ b/drivers/media/usb/go7007/go7007-fw.c |
6358 |
+@@ -1499,8 +1499,8 @@ static int modet_to_package(struct go7007 *go, __le16 *code, int space) |
6359 |
+ return cnt; |
6360 |
+ } |
6361 |
+ |
6362 |
+-static int do_special(struct go7007 *go, u16 type, __le16 *code, int space, |
6363 |
+- int *framelen) |
6364 |
++static noinline_for_stack int do_special(struct go7007 *go, u16 type, |
6365 |
++ __le16 *code, int space, int *framelen) |
6366 |
+ { |
6367 |
+ switch (type) { |
6368 |
+ case SPECIAL_FRM_HEAD: |
6369 |
+diff --git a/drivers/media/usb/gspca/gspca.c b/drivers/media/usb/gspca/gspca.c |
6370 |
+index ac70b36d67b7..4d7517411cc2 100644 |
6371 |
+--- a/drivers/media/usb/gspca/gspca.c |
6372 |
++++ b/drivers/media/usb/gspca/gspca.c |
6373 |
+@@ -294,7 +294,7 @@ static void fill_frame(struct gspca_dev *gspca_dev, |
6374 |
+ /* check the packet status and length */ |
6375 |
+ st = urb->iso_frame_desc[i].status; |
6376 |
+ if (st) { |
6377 |
+- pr_err("ISOC data error: [%d] len=%d, status=%d\n", |
6378 |
++ gspca_dbg(gspca_dev, D_PACK, "ISOC data error: [%d] len=%d, status=%d\n", |
6379 |
+ i, len, st); |
6380 |
+ gspca_dev->last_packet_type = DISCARD_PACKET; |
6381 |
+ continue; |
6382 |
+@@ -314,6 +314,8 @@ static void fill_frame(struct gspca_dev *gspca_dev, |
6383 |
+ } |
6384 |
+ |
6385 |
+ resubmit: |
6386 |
++ if (!gspca_dev->streaming) |
6387 |
++ return; |
6388 |
+ /* resubmit the URB */ |
6389 |
+ st = usb_submit_urb(urb, GFP_ATOMIC); |
6390 |
+ if (st < 0) |
6391 |
+@@ -330,7 +332,7 @@ static void isoc_irq(struct urb *urb) |
6392 |
+ struct gspca_dev *gspca_dev = (struct gspca_dev *) urb->context; |
6393 |
+ |
6394 |
+ gspca_dbg(gspca_dev, D_PACK, "isoc irq\n"); |
6395 |
+- if (!vb2_start_streaming_called(&gspca_dev->queue)) |
6396 |
++ if (!gspca_dev->streaming) |
6397 |
+ return; |
6398 |
+ fill_frame(gspca_dev, urb); |
6399 |
+ } |
6400 |
+@@ -344,7 +346,7 @@ static void bulk_irq(struct urb *urb) |
6401 |
+ int st; |
6402 |
+ |
6403 |
+ gspca_dbg(gspca_dev, D_PACK, "bulk irq\n"); |
6404 |
+- if (!vb2_start_streaming_called(&gspca_dev->queue)) |
6405 |
++ if (!gspca_dev->streaming) |
6406 |
+ return; |
6407 |
+ switch (urb->status) { |
6408 |
+ case 0: |
6409 |
+@@ -367,6 +369,8 @@ static void bulk_irq(struct urb *urb) |
6410 |
+ urb->actual_length); |
6411 |
+ |
6412 |
+ resubmit: |
6413 |
++ if (!gspca_dev->streaming) |
6414 |
++ return; |
6415 |
+ /* resubmit the URB */ |
6416 |
+ if (gspca_dev->cam.bulk_nurbs != 0) { |
6417 |
+ st = usb_submit_urb(urb, GFP_ATOMIC); |
6418 |
+@@ -1638,6 +1642,8 @@ void gspca_disconnect(struct usb_interface *intf) |
6419 |
+ |
6420 |
+ mutex_lock(&gspca_dev->usb_lock); |
6421 |
+ gspca_dev->present = false; |
6422 |
++ destroy_urbs(gspca_dev); |
6423 |
++ gspca_input_destroy_urb(gspca_dev); |
6424 |
+ |
6425 |
+ vb2_queue_error(&gspca_dev->queue); |
6426 |
+ |
6427 |
+diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c |
6428 |
+index 446a999dd2ce..2bab4713bc5b 100644 |
6429 |
+--- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c |
6430 |
++++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c |
6431 |
+@@ -666,6 +666,8 @@ static int ctrl_get_input(struct pvr2_ctrl *cptr,int *vp) |
6432 |
+ |
6433 |
+ static int ctrl_check_input(struct pvr2_ctrl *cptr,int v) |
6434 |
+ { |
6435 |
++ if (v < 0 || v > PVR2_CVAL_INPUT_MAX) |
6436 |
++ return 0; |
6437 |
+ return ((1 << v) & cptr->hdw->input_allowed_mask) != 0; |
6438 |
+ } |
6439 |
+ |
6440 |
+diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.h b/drivers/media/usb/pvrusb2/pvrusb2-hdw.h |
6441 |
+index 25648add77e5..bd2b7a67b732 100644 |
6442 |
+--- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.h |
6443 |
++++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.h |
6444 |
+@@ -50,6 +50,7 @@ |
6445 |
+ #define PVR2_CVAL_INPUT_COMPOSITE 2 |
6446 |
+ #define PVR2_CVAL_INPUT_SVIDEO 3 |
6447 |
+ #define PVR2_CVAL_INPUT_RADIO 4 |
6448 |
++#define PVR2_CVAL_INPUT_MAX PVR2_CVAL_INPUT_RADIO |
6449 |
+ |
6450 |
+ enum pvr2_config { |
6451 |
+ pvr2_config_empty, /* No configuration */ |
6452 |
+diff --git a/drivers/media/v4l2-core/v4l2-fwnode.c b/drivers/media/v4l2-core/v4l2-fwnode.c |
6453 |
+index 20571846e636..7495f8323147 100644 |
6454 |
+--- a/drivers/media/v4l2-core/v4l2-fwnode.c |
6455 |
++++ b/drivers/media/v4l2-core/v4l2-fwnode.c |
6456 |
+@@ -225,6 +225,10 @@ static int v4l2_fwnode_endpoint_parse_csi2_bus(struct fwnode_handle *fwnode, |
6457 |
+ if (bus_type == V4L2_MBUS_CSI2_DPHY || |
6458 |
+ bus_type == V4L2_MBUS_CSI2_CPHY || lanes_used || |
6459 |
+ have_clk_lane || (flags & ~V4L2_MBUS_CSI2_CONTINUOUS_CLOCK)) { |
6460 |
++ /* Only D-PHY has a clock lane. */ |
6461 |
++ unsigned int dfl_data_lane_index = |
6462 |
++ bus_type == V4L2_MBUS_CSI2_DPHY; |
6463 |
++ |
6464 |
+ bus->flags = flags; |
6465 |
+ if (bus_type == V4L2_MBUS_UNKNOWN) |
6466 |
+ vep->bus_type = V4L2_MBUS_CSI2_DPHY; |
6467 |
+@@ -233,7 +237,7 @@ static int v4l2_fwnode_endpoint_parse_csi2_bus(struct fwnode_handle *fwnode, |
6468 |
+ if (use_default_lane_mapping) { |
6469 |
+ bus->clock_lane = 0; |
6470 |
+ for (i = 0; i < num_data_lanes; i++) |
6471 |
+- bus->data_lanes[i] = 1 + i; |
6472 |
++ bus->data_lanes[i] = dfl_data_lane_index + i; |
6473 |
+ } else { |
6474 |
+ bus->clock_lane = clock_lane; |
6475 |
+ for (i = 0; i < num_data_lanes; i++) |
6476 |
+diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c |
6477 |
+index 36d0d5c9cfba..35be1cc11dd8 100644 |
6478 |
+--- a/drivers/misc/fastrpc.c |
6479 |
++++ b/drivers/misc/fastrpc.c |
6480 |
+@@ -667,8 +667,16 @@ static int fastrpc_get_args(u32 kernel, struct fastrpc_invoke_ctx *ctx) |
6481 |
+ pages[i].size = roundup(len, PAGE_SIZE); |
6482 |
+ |
6483 |
+ if (ctx->maps[i]) { |
6484 |
++ struct vm_area_struct *vma = NULL; |
6485 |
++ |
6486 |
+ rpra[i].pv = (u64) ctx->args[i].ptr; |
6487 |
+ pages[i].addr = ctx->maps[i]->phys; |
6488 |
++ |
6489 |
++ vma = find_vma(current->mm, ctx->args[i].ptr); |
6490 |
++ if (vma) |
6491 |
++ pages[i].addr += ctx->args[i].ptr - |
6492 |
++ vma->vm_start; |
6493 |
++ |
6494 |
+ } else { |
6495 |
+ rlen -= ALIGN(args, FASTRPC_ALIGN) - args; |
6496 |
+ args = ALIGN(args, FASTRPC_ALIGN); |
6497 |
+@@ -782,6 +790,9 @@ static int fastrpc_internal_invoke(struct fastrpc_user *fl, u32 kernel, |
6498 |
+ if (err) |
6499 |
+ goto bail; |
6500 |
+ } |
6501 |
++ |
6502 |
++ /* make sure that all CPU memory writes are seen by DSP */ |
6503 |
++ dma_wmb(); |
6504 |
+ /* Send invoke buffer to remote dsp */ |
6505 |
+ err = fastrpc_invoke_send(fl->sctx, ctx, kernel, handle); |
6506 |
+ if (err) |
6507 |
+@@ -798,6 +809,8 @@ static int fastrpc_internal_invoke(struct fastrpc_user *fl, u32 kernel, |
6508 |
+ goto bail; |
6509 |
+ |
6510 |
+ if (ctx->nscalars) { |
6511 |
++ /* make sure that all memory writes by DSP are seen by CPU */ |
6512 |
++ dma_rmb(); |
6513 |
+ /* populate all the output buffers with results */ |
6514 |
+ err = fastrpc_put_args(ctx, kernel); |
6515 |
+ if (err) |
6516 |
+@@ -843,12 +856,12 @@ static int fastrpc_init_create_process(struct fastrpc_user *fl, |
6517 |
+ |
6518 |
+ if (copy_from_user(&init, argp, sizeof(init))) { |
6519 |
+ err = -EFAULT; |
6520 |
+- goto bail; |
6521 |
++ goto err; |
6522 |
+ } |
6523 |
+ |
6524 |
+ if (init.filelen > INIT_FILELEN_MAX) { |
6525 |
+ err = -EINVAL; |
6526 |
+- goto bail; |
6527 |
++ goto err; |
6528 |
+ } |
6529 |
+ |
6530 |
+ inbuf.pgid = fl->tgid; |
6531 |
+@@ -862,17 +875,15 @@ static int fastrpc_init_create_process(struct fastrpc_user *fl, |
6532 |
+ if (init.filelen && init.filefd) { |
6533 |
+ err = fastrpc_map_create(fl, init.filefd, init.filelen, &map); |
6534 |
+ if (err) |
6535 |
+- goto bail; |
6536 |
++ goto err; |
6537 |
+ } |
6538 |
+ |
6539 |
+ memlen = ALIGN(max(INIT_FILELEN_MAX, (int)init.filelen * 4), |
6540 |
+ 1024 * 1024); |
6541 |
+ err = fastrpc_buf_alloc(fl, fl->sctx->dev, memlen, |
6542 |
+ &imem); |
6543 |
+- if (err) { |
6544 |
+- fastrpc_map_put(map); |
6545 |
+- goto bail; |
6546 |
+- } |
6547 |
++ if (err) |
6548 |
++ goto err_alloc; |
6549 |
+ |
6550 |
+ fl->init_mem = imem; |
6551 |
+ args[0].ptr = (u64)(uintptr_t)&inbuf; |
6552 |
+@@ -908,13 +919,24 @@ static int fastrpc_init_create_process(struct fastrpc_user *fl, |
6553 |
+ |
6554 |
+ err = fastrpc_internal_invoke(fl, true, FASTRPC_INIT_HANDLE, |
6555 |
+ sc, args); |
6556 |
++ if (err) |
6557 |
++ goto err_invoke; |
6558 |
+ |
6559 |
+- if (err) { |
6560 |
++ kfree(args); |
6561 |
++ |
6562 |
++ return 0; |
6563 |
++ |
6564 |
++err_invoke: |
6565 |
++ fl->init_mem = NULL; |
6566 |
++ fastrpc_buf_free(imem); |
6567 |
++err_alloc: |
6568 |
++ if (map) { |
6569 |
++ spin_lock(&fl->lock); |
6570 |
++ list_del(&map->node); |
6571 |
++ spin_unlock(&fl->lock); |
6572 |
+ fastrpc_map_put(map); |
6573 |
+- fastrpc_buf_free(imem); |
6574 |
+ } |
6575 |
+- |
6576 |
+-bail: |
6577 |
++err: |
6578 |
+ kfree(args); |
6579 |
+ |
6580 |
+ return err; |
6581 |
+diff --git a/drivers/misc/habanalabs/device.c b/drivers/misc/habanalabs/device.c |
6582 |
+index 77d51be66c7e..652c8edb2164 100644 |
6583 |
+--- a/drivers/misc/habanalabs/device.c |
6584 |
++++ b/drivers/misc/habanalabs/device.c |
6585 |
+@@ -498,11 +498,8 @@ disable_device: |
6586 |
+ return rc; |
6587 |
+ } |
6588 |
+ |
6589 |
+-static void hl_device_hard_reset_pending(struct work_struct *work) |
6590 |
++static void device_kill_open_processes(struct hl_device *hdev) |
6591 |
+ { |
6592 |
+- struct hl_device_reset_work *device_reset_work = |
6593 |
+- container_of(work, struct hl_device_reset_work, reset_work); |
6594 |
+- struct hl_device *hdev = device_reset_work->hdev; |
6595 |
+ u16 pending_total, pending_cnt; |
6596 |
+ struct task_struct *task = NULL; |
6597 |
+ |
6598 |
+@@ -537,6 +534,12 @@ static void hl_device_hard_reset_pending(struct work_struct *work) |
6599 |
+ } |
6600 |
+ } |
6601 |
+ |
6602 |
++ /* We killed the open users, but because the driver cleans up after the |
6603 |
++ * user contexts are closed (e.g. mmu mappings), we need to wait again |
6604 |
++ * to make sure the cleaning phase is finished before continuing with |
6605 |
++ * the reset |
6606 |
++ */ |
6607 |
++ |
6608 |
+ pending_cnt = pending_total; |
6609 |
+ |
6610 |
+ while ((atomic_read(&hdev->fd_open_cnt)) && (pending_cnt)) { |
6611 |
+@@ -552,6 +555,16 @@ static void hl_device_hard_reset_pending(struct work_struct *work) |
6612 |
+ |
6613 |
+ mutex_unlock(&hdev->fd_open_cnt_lock); |
6614 |
+ |
6615 |
++} |
6616 |
++ |
6617 |
++static void device_hard_reset_pending(struct work_struct *work) |
6618 |
++{ |
6619 |
++ struct hl_device_reset_work *device_reset_work = |
6620 |
++ container_of(work, struct hl_device_reset_work, reset_work); |
6621 |
++ struct hl_device *hdev = device_reset_work->hdev; |
6622 |
++ |
6623 |
++ device_kill_open_processes(hdev); |
6624 |
++ |
6625 |
+ hl_device_reset(hdev, true, true); |
6626 |
+ |
6627 |
+ kfree(device_reset_work); |
6628 |
+@@ -635,7 +648,7 @@ again: |
6629 |
+ * from a dedicated work |
6630 |
+ */ |
6631 |
+ INIT_WORK(&device_reset_work->reset_work, |
6632 |
+- hl_device_hard_reset_pending); |
6633 |
++ device_hard_reset_pending); |
6634 |
+ device_reset_work->hdev = hdev; |
6635 |
+ schedule_work(&device_reset_work->reset_work); |
6636 |
+ |
6637 |
+@@ -1035,6 +1048,15 @@ void hl_device_fini(struct hl_device *hdev) |
6638 |
+ /* Mark device as disabled */ |
6639 |
+ hdev->disabled = true; |
6640 |
+ |
6641 |
++ /* |
6642 |
++ * Flush anyone that is inside the critical section of enqueue |
6643 |
++ * jobs to the H/W |
6644 |
++ */ |
6645 |
++ hdev->asic_funcs->hw_queues_lock(hdev); |
6646 |
++ hdev->asic_funcs->hw_queues_unlock(hdev); |
6647 |
++ |
6648 |
++ device_kill_open_processes(hdev); |
6649 |
++ |
6650 |
+ hl_hwmon_fini(hdev); |
6651 |
+ |
6652 |
+ device_late_fini(hdev); |
6653 |
+diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c |
6654 |
+index 3c509e19d69d..1533cb320540 100644 |
6655 |
+--- a/drivers/misc/habanalabs/goya/goya.c |
6656 |
++++ b/drivers/misc/habanalabs/goya/goya.c |
6657 |
+@@ -4407,6 +4407,9 @@ static u64 goya_read_pte(struct hl_device *hdev, u64 addr) |
6658 |
+ { |
6659 |
+ struct goya_device *goya = hdev->asic_specific; |
6660 |
+ |
6661 |
++ if (hdev->hard_reset_pending) |
6662 |
++ return U64_MAX; |
6663 |
++ |
6664 |
+ return readq(hdev->pcie_bar[DDR_BAR_ID] + |
6665 |
+ (addr - goya->ddr_bar_cur_addr)); |
6666 |
+ } |
6667 |
+@@ -4415,6 +4418,9 @@ static void goya_write_pte(struct hl_device *hdev, u64 addr, u64 val) |
6668 |
+ { |
6669 |
+ struct goya_device *goya = hdev->asic_specific; |
6670 |
+ |
6671 |
++ if (hdev->hard_reset_pending) |
6672 |
++ return; |
6673 |
++ |
6674 |
+ writeq(val, hdev->pcie_bar[DDR_BAR_ID] + |
6675 |
+ (addr - goya->ddr_bar_cur_addr)); |
6676 |
+ } |
6677 |
+diff --git a/drivers/misc/habanalabs/memory.c b/drivers/misc/habanalabs/memory.c |
6678 |
+index ce1fda40a8b8..fadaf557603f 100644 |
6679 |
+--- a/drivers/misc/habanalabs/memory.c |
6680 |
++++ b/drivers/misc/habanalabs/memory.c |
6681 |
+@@ -1046,10 +1046,17 @@ static int unmap_device_va(struct hl_ctx *ctx, u64 vaddr) |
6682 |
+ |
6683 |
+ mutex_lock(&ctx->mmu_lock); |
6684 |
+ |
6685 |
+- for (i = 0 ; i < phys_pg_pack->npages ; i++, next_vaddr += page_size) |
6686 |
++ for (i = 0 ; i < phys_pg_pack->npages ; i++, next_vaddr += page_size) { |
6687 |
+ if (hl_mmu_unmap(ctx, next_vaddr, page_size)) |
6688 |
+ dev_warn_ratelimited(hdev->dev, |
6689 |
+- "unmap failed for vaddr: 0x%llx\n", next_vaddr); |
6690 |
++ "unmap failed for vaddr: 0x%llx\n", next_vaddr); |
6691 |
++ |
6692 |
++ /* unmapping on Palladium can be really long, so avoid a CPU |
6693 |
++ * soft lockup bug by sleeping a little between unmapping pages |
6694 |
++ */ |
6695 |
++ if (hdev->pldm) |
6696 |
++ usleep_range(500, 1000); |
6697 |
++ } |
6698 |
+ |
6699 |
+ hdev->asic_funcs->mmu_invalidate_cache(hdev, true); |
6700 |
+ |
6701 |
+diff --git a/drivers/mmc/core/pwrseq_emmc.c b/drivers/mmc/core/pwrseq_emmc.c |
6702 |
+index efb8a7965dd4..154f4204d58c 100644 |
6703 |
+--- a/drivers/mmc/core/pwrseq_emmc.c |
6704 |
++++ b/drivers/mmc/core/pwrseq_emmc.c |
6705 |
+@@ -30,19 +30,14 @@ struct mmc_pwrseq_emmc { |
6706 |
+ |
6707 |
+ #define to_pwrseq_emmc(p) container_of(p, struct mmc_pwrseq_emmc, pwrseq) |
6708 |
+ |
6709 |
+-static void __mmc_pwrseq_emmc_reset(struct mmc_pwrseq_emmc *pwrseq) |
6710 |
+-{ |
6711 |
+- gpiod_set_value(pwrseq->reset_gpio, 1); |
6712 |
+- udelay(1); |
6713 |
+- gpiod_set_value(pwrseq->reset_gpio, 0); |
6714 |
+- udelay(200); |
6715 |
+-} |
6716 |
+- |
6717 |
+ static void mmc_pwrseq_emmc_reset(struct mmc_host *host) |
6718 |
+ { |
6719 |
+ struct mmc_pwrseq_emmc *pwrseq = to_pwrseq_emmc(host->pwrseq); |
6720 |
+ |
6721 |
+- __mmc_pwrseq_emmc_reset(pwrseq); |
6722 |
++ gpiod_set_value_cansleep(pwrseq->reset_gpio, 1); |
6723 |
++ udelay(1); |
6724 |
++ gpiod_set_value_cansleep(pwrseq->reset_gpio, 0); |
6725 |
++ udelay(200); |
6726 |
+ } |
6727 |
+ |
6728 |
+ static int mmc_pwrseq_emmc_reset_nb(struct notifier_block *this, |
6729 |
+@@ -50,8 +45,11 @@ static int mmc_pwrseq_emmc_reset_nb(struct notifier_block *this, |
6730 |
+ { |
6731 |
+ struct mmc_pwrseq_emmc *pwrseq = container_of(this, |
6732 |
+ struct mmc_pwrseq_emmc, reset_nb); |
6733 |
++ gpiod_set_value(pwrseq->reset_gpio, 1); |
6734 |
++ udelay(1); |
6735 |
++ gpiod_set_value(pwrseq->reset_gpio, 0); |
6736 |
++ udelay(200); |
6737 |
+ |
6738 |
+- __mmc_pwrseq_emmc_reset(pwrseq); |
6739 |
+ return NOTIFY_DONE; |
6740 |
+ } |
6741 |
+ |
6742 |
+@@ -72,14 +70,18 @@ static int mmc_pwrseq_emmc_probe(struct platform_device *pdev) |
6743 |
+ if (IS_ERR(pwrseq->reset_gpio)) |
6744 |
+ return PTR_ERR(pwrseq->reset_gpio); |
6745 |
+ |
6746 |
+- /* |
6747 |
+- * register reset handler to ensure emmc reset also from |
6748 |
+- * emergency_reboot(), priority 255 is the highest priority |
6749 |
+- * so it will be executed before any system reboot handler. |
6750 |
+- */ |
6751 |
+- pwrseq->reset_nb.notifier_call = mmc_pwrseq_emmc_reset_nb; |
6752 |
+- pwrseq->reset_nb.priority = 255; |
6753 |
+- register_restart_handler(&pwrseq->reset_nb); |
6754 |
++ if (!gpiod_cansleep(pwrseq->reset_gpio)) { |
6755 |
++ /* |
6756 |
++ * register reset handler to ensure emmc reset also from |
6757 |
++ * emergency_reboot(), priority 255 is the highest priority |
6758 |
++ * so it will be executed before any system reboot handler. |
6759 |
++ */ |
6760 |
++ pwrseq->reset_nb.notifier_call = mmc_pwrseq_emmc_reset_nb; |
6761 |
++ pwrseq->reset_nb.priority = 255; |
6762 |
++ register_restart_handler(&pwrseq->reset_nb); |
6763 |
++ } else { |
6764 |
++ dev_notice(dev, "EMMC reset pin tied to a sleepy GPIO driver; reset on emergency-reboot disabled\n"); |
6765 |
++ } |
6766 |
+ |
6767 |
+ pwrseq->pwrseq.ops = &mmc_pwrseq_emmc_ops; |
6768 |
+ pwrseq->pwrseq.dev = dev; |
6769 |
+diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c |
6770 |
+index 265e1aeeb9d8..d3d32f9a2cb1 100644 |
6771 |
+--- a/drivers/mmc/core/sd.c |
6772 |
++++ b/drivers/mmc/core/sd.c |
6773 |
+@@ -221,6 +221,14 @@ static int mmc_decode_scr(struct mmc_card *card) |
6774 |
+ |
6775 |
+ if (scr->sda_spec3) |
6776 |
+ scr->cmds = UNSTUFF_BITS(resp, 32, 2); |
6777 |
++ |
6778 |
++ /* SD Spec says: any SD Card shall set at least bits 0 and 2 */ |
6779 |
++ if (!(scr->bus_widths & SD_SCR_BUS_WIDTH_1) || |
6780 |
++ !(scr->bus_widths & SD_SCR_BUS_WIDTH_4)) { |
6781 |
++ pr_err("%s: invalid bus width\n", mmc_hostname(card->host)); |
6782 |
++ return -EINVAL; |
6783 |
++ } |
6784 |
++ |
6785 |
+ return 0; |
6786 |
+ } |
6787 |
+ |
6788 |
+diff --git a/drivers/mmc/host/mmc_spi.c b/drivers/mmc/host/mmc_spi.c |
6789 |
+index 1b1498805972..a3533935e282 100644 |
6790 |
+--- a/drivers/mmc/host/mmc_spi.c |
6791 |
++++ b/drivers/mmc/host/mmc_spi.c |
6792 |
+@@ -819,6 +819,10 @@ mmc_spi_readblock(struct mmc_spi_host *host, struct spi_transfer *t, |
6793 |
+ } |
6794 |
+ |
6795 |
+ status = spi_sync_locked(spi, &host->m); |
6796 |
++ if (status < 0) { |
6797 |
++ dev_dbg(&spi->dev, "read error %d\n", status); |
6798 |
++ return status; |
6799 |
++ } |
6800 |
+ |
6801 |
+ if (host->dma_dev) { |
6802 |
+ dma_sync_single_for_cpu(host->dma_dev, |
6803 |
+diff --git a/drivers/mmc/host/sdhci-iproc.c b/drivers/mmc/host/sdhci-iproc.c |
6804 |
+index 9d12c06c7fd6..2feb4ef32035 100644 |
6805 |
+--- a/drivers/mmc/host/sdhci-iproc.c |
6806 |
++++ b/drivers/mmc/host/sdhci-iproc.c |
6807 |
+@@ -196,7 +196,8 @@ static const struct sdhci_ops sdhci_iproc_32only_ops = { |
6808 |
+ }; |
6809 |
+ |
6810 |
+ static const struct sdhci_pltfm_data sdhci_iproc_cygnus_pltfm_data = { |
6811 |
+- .quirks = SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK, |
6812 |
++ .quirks = SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK | |
6813 |
++ SDHCI_QUIRK_NO_HISPD_BIT, |
6814 |
+ .quirks2 = SDHCI_QUIRK2_ACMD23_BROKEN | SDHCI_QUIRK2_HOST_OFF_CARD_ON, |
6815 |
+ .ops = &sdhci_iproc_32only_ops, |
6816 |
+ }; |
6817 |
+@@ -219,7 +220,8 @@ static const struct sdhci_iproc_data iproc_cygnus_data = { |
6818 |
+ |
6819 |
+ static const struct sdhci_pltfm_data sdhci_iproc_pltfm_data = { |
6820 |
+ .quirks = SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK | |
6821 |
+- SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12, |
6822 |
++ SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12 | |
6823 |
++ SDHCI_QUIRK_NO_HISPD_BIT, |
6824 |
+ .quirks2 = SDHCI_QUIRK2_ACMD23_BROKEN, |
6825 |
+ .ops = &sdhci_iproc_ops, |
6826 |
+ }; |
6827 |
+diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c |
6828 |
+index 4e669b4edfc1..7e0eae8dafae 100644 |
6829 |
+--- a/drivers/mmc/host/sdhci-of-esdhc.c |
6830 |
++++ b/drivers/mmc/host/sdhci-of-esdhc.c |
6831 |
+@@ -694,6 +694,9 @@ static void esdhc_reset(struct sdhci_host *host, u8 mask) |
6832 |
+ sdhci_writel(host, host->ier, SDHCI_INT_ENABLE); |
6833 |
+ sdhci_writel(host, host->ier, SDHCI_SIGNAL_ENABLE); |
6834 |
+ |
6835 |
++ if (of_find_compatible_node(NULL, NULL, "fsl,p2020-esdhc")) |
6836 |
++ mdelay(5); |
6837 |
++ |
6838 |
+ if (mask & SDHCI_RESET_ALL) { |
6839 |
+ val = sdhci_readl(host, ESDHC_TBCTL); |
6840 |
+ val &= ~ESDHC_TB_EN; |
6841 |
+@@ -1074,6 +1077,11 @@ static int sdhci_esdhc_probe(struct platform_device *pdev) |
6842 |
+ if (esdhc->vendor_ver > VENDOR_V_22) |
6843 |
+ host->quirks &= ~SDHCI_QUIRK_NO_BUSY_IRQ; |
6844 |
+ |
6845 |
++ if (of_find_compatible_node(NULL, NULL, "fsl,p2020-esdhc")) { |
6846 |
++ host->quirks2 |= SDHCI_QUIRK_RESET_AFTER_REQUEST; |
6847 |
++ host->quirks2 |= SDHCI_QUIRK_BROKEN_TIMEOUT_VAL; |
6848 |
++ } |
6849 |
++ |
6850 |
+ if (of_device_is_compatible(np, "fsl,p5040-esdhc") || |
6851 |
+ of_device_is_compatible(np, "fsl,p5020-esdhc") || |
6852 |
+ of_device_is_compatible(np, "fsl,p4080-esdhc") || |
6853 |
+diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c |
6854 |
+index a6eacf2099c3..9b03d7e404f8 100644 |
6855 |
+--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c |
6856 |
++++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c |
6857 |
+@@ -224,28 +224,23 @@ static int ena_setup_tx_resources(struct ena_adapter *adapter, int qid) |
6858 |
+ if (!tx_ring->tx_buffer_info) { |
6859 |
+ tx_ring->tx_buffer_info = vzalloc(size); |
6860 |
+ if (!tx_ring->tx_buffer_info) |
6861 |
+- return -ENOMEM; |
6862 |
++ goto err_tx_buffer_info; |
6863 |
+ } |
6864 |
+ |
6865 |
+ size = sizeof(u16) * tx_ring->ring_size; |
6866 |
+ tx_ring->free_tx_ids = vzalloc_node(size, node); |
6867 |
+ if (!tx_ring->free_tx_ids) { |
6868 |
+ tx_ring->free_tx_ids = vzalloc(size); |
6869 |
+- if (!tx_ring->free_tx_ids) { |
6870 |
+- vfree(tx_ring->tx_buffer_info); |
6871 |
+- return -ENOMEM; |
6872 |
+- } |
6873 |
++ if (!tx_ring->free_tx_ids) |
6874 |
++ goto err_free_tx_ids; |
6875 |
+ } |
6876 |
+ |
6877 |
+ size = tx_ring->tx_max_header_size; |
6878 |
+ tx_ring->push_buf_intermediate_buf = vzalloc_node(size, node); |
6879 |
+ if (!tx_ring->push_buf_intermediate_buf) { |
6880 |
+ tx_ring->push_buf_intermediate_buf = vzalloc(size); |
6881 |
+- if (!tx_ring->push_buf_intermediate_buf) { |
6882 |
+- vfree(tx_ring->tx_buffer_info); |
6883 |
+- vfree(tx_ring->free_tx_ids); |
6884 |
+- return -ENOMEM; |
6885 |
+- } |
6886 |
++ if (!tx_ring->push_buf_intermediate_buf) |
6887 |
++ goto err_push_buf_intermediate_buf; |
6888 |
+ } |
6889 |
+ |
6890 |
+ /* Req id ring for TX out of order completions */ |
6891 |
+@@ -259,6 +254,15 @@ static int ena_setup_tx_resources(struct ena_adapter *adapter, int qid) |
6892 |
+ tx_ring->next_to_clean = 0; |
6893 |
+ tx_ring->cpu = ena_irq->cpu; |
6894 |
+ return 0; |
6895 |
++ |
6896 |
++err_push_buf_intermediate_buf: |
6897 |
++ vfree(tx_ring->free_tx_ids); |
6898 |
++ tx_ring->free_tx_ids = NULL; |
6899 |
++err_free_tx_ids: |
6900 |
++ vfree(tx_ring->tx_buffer_info); |
6901 |
++ tx_ring->tx_buffer_info = NULL; |
6902 |
++err_tx_buffer_info: |
6903 |
++ return -ENOMEM; |
6904 |
+ } |
6905 |
+ |
6906 |
+ /* ena_free_tx_resources - Free I/O Tx Resources per Queue |
6907 |
+@@ -378,6 +382,7 @@ static int ena_setup_rx_resources(struct ena_adapter *adapter, |
6908 |
+ rx_ring->free_rx_ids = vzalloc(size); |
6909 |
+ if (!rx_ring->free_rx_ids) { |
6910 |
+ vfree(rx_ring->rx_buffer_info); |
6911 |
++ rx_ring->rx_buffer_info = NULL; |
6912 |
+ return -ENOMEM; |
6913 |
+ } |
6914 |
+ } |
6915 |
+@@ -2292,7 +2297,7 @@ static void ena_config_host_info(struct ena_com_dev *ena_dev, |
6916 |
+ host_info->bdf = (pdev->bus->number << 8) | pdev->devfn; |
6917 |
+ host_info->os_type = ENA_ADMIN_OS_LINUX; |
6918 |
+ host_info->kernel_ver = LINUX_VERSION_CODE; |
6919 |
+- strncpy(host_info->kernel_ver_str, utsname()->version, |
6920 |
++ strlcpy(host_info->kernel_ver_str, utsname()->version, |
6921 |
+ sizeof(host_info->kernel_ver_str) - 1); |
6922 |
+ host_info->os_dist = 0; |
6923 |
+ strncpy(host_info->os_dist_str, utsname()->release, |
6924 |
+diff --git a/drivers/net/ethernet/chelsio/cxgb3/l2t.h b/drivers/net/ethernet/chelsio/cxgb3/l2t.h |
6925 |
+index c2fd323c4078..ea75f275023f 100644 |
6926 |
+--- a/drivers/net/ethernet/chelsio/cxgb3/l2t.h |
6927 |
++++ b/drivers/net/ethernet/chelsio/cxgb3/l2t.h |
6928 |
+@@ -75,8 +75,8 @@ struct l2t_data { |
6929 |
+ struct l2t_entry *rover; /* starting point for next allocation */ |
6930 |
+ atomic_t nfree; /* number of free entries */ |
6931 |
+ rwlock_t lock; |
6932 |
+- struct l2t_entry l2tab[0]; |
6933 |
+ struct rcu_head rcu_head; /* to handle rcu cleanup */ |
6934 |
++ struct l2t_entry l2tab[]; |
6935 |
+ }; |
6936 |
+ |
6937 |
+ typedef void (*arp_failure_handler_func)(struct t3cdev * dev, |
6938 |
+diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c |
6939 |
+index 89179e316687..4bc0c357cb8e 100644 |
6940 |
+--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c |
6941 |
++++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c |
6942 |
+@@ -6161,15 +6161,24 @@ static int __init cxgb4_init_module(void) |
6943 |
+ |
6944 |
+ ret = pci_register_driver(&cxgb4_driver); |
6945 |
+ if (ret < 0) |
6946 |
+- debugfs_remove(cxgb4_debugfs_root); |
6947 |
++ goto err_pci; |
6948 |
+ |
6949 |
+ #if IS_ENABLED(CONFIG_IPV6) |
6950 |
+ if (!inet6addr_registered) { |
6951 |
+- register_inet6addr_notifier(&cxgb4_inet6addr_notifier); |
6952 |
+- inet6addr_registered = true; |
6953 |
++ ret = register_inet6addr_notifier(&cxgb4_inet6addr_notifier); |
6954 |
++ if (ret) |
6955 |
++ pci_unregister_driver(&cxgb4_driver); |
6956 |
++ else |
6957 |
++ inet6addr_registered = true; |
6958 |
+ } |
6959 |
+ #endif |
6960 |
+ |
6961 |
++ if (ret == 0) |
6962 |
++ return ret; |
6963 |
++ |
6964 |
++err_pci: |
6965 |
++ debugfs_remove(cxgb4_debugfs_root); |
6966 |
++ |
6967 |
+ return ret; |
6968 |
+ } |
6969 |
+ |
6970 |
+diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c |
6971 |
+index dc339dc1adb2..57cbaa38d247 100644 |
6972 |
+--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c |
6973 |
++++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c |
6974 |
+@@ -2796,6 +2796,7 @@ int dpaa2_eth_set_hash(struct net_device *net_dev, u64 flags) |
6975 |
+ static int dpaa2_eth_set_cls(struct dpaa2_eth_priv *priv) |
6976 |
+ { |
6977 |
+ struct device *dev = priv->net_dev->dev.parent; |
6978 |
++ int err; |
6979 |
+ |
6980 |
+ /* Check if we actually support Rx flow classification */ |
6981 |
+ if (dpaa2_eth_has_legacy_dist(priv)) { |
6982 |
+@@ -2814,9 +2815,13 @@ static int dpaa2_eth_set_cls(struct dpaa2_eth_priv *priv) |
6983 |
+ return -EOPNOTSUPP; |
6984 |
+ } |
6985 |
+ |
6986 |
++ err = dpaa2_eth_set_dist_key(priv->net_dev, DPAA2_ETH_RX_DIST_CLS, 0); |
6987 |
++ if (err) |
6988 |
++ return err; |
6989 |
++ |
6990 |
+ priv->rx_cls_enabled = 1; |
6991 |
+ |
6992 |
+- return dpaa2_eth_set_dist_key(priv->net_dev, DPAA2_ETH_RX_DIST_CLS, 0); |
6993 |
++ return 0; |
6994 |
+ } |
6995 |
+ |
6996 |
+ /* Bind the DPNI to its needed objects and resources: buffer pool, DPIOs, |
6997 |
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h b/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h |
6998 |
+index 299b277bc7ae..589b7ee32bff 100644 |
6999 |
+--- a/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h |
7000 |
++++ b/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h |
7001 |
+@@ -107,7 +107,7 @@ struct hclgevf_mbx_arq_ring { |
7002 |
+ struct hclgevf_dev *hdev; |
7003 |
+ u32 head; |
7004 |
+ u32 tail; |
7005 |
+- u32 count; |
7006 |
++ atomic_t count; |
7007 |
+ u16 msg_q[HCLGE_MBX_MAX_ARQ_MSG_NUM][HCLGE_MBX_MAX_ARQ_MSG_SIZE]; |
7008 |
+ }; |
7009 |
+ |
7010 |
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c |
7011 |
+index 162cb9afa0e7..c7d310903319 100644 |
7012 |
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c |
7013 |
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c |
7014 |
+@@ -2705,7 +2705,7 @@ int hns3_clean_rx_ring( |
7015 |
+ #define RCB_NOF_ALLOC_RX_BUFF_ONCE 16 |
7016 |
+ struct net_device *netdev = ring->tqp->handle->kinfo.netdev; |
7017 |
+ int recv_pkts, recv_bds, clean_count, err; |
7018 |
+- int unused_count = hns3_desc_unused(ring) - ring->pending_buf; |
7019 |
++ int unused_count = hns3_desc_unused(ring); |
7020 |
+ struct sk_buff *skb = ring->skb; |
7021 |
+ int num; |
7022 |
+ |
7023 |
+@@ -2714,6 +2714,7 @@ int hns3_clean_rx_ring( |
7024 |
+ |
7025 |
+ recv_pkts = 0, recv_bds = 0, clean_count = 0; |
7026 |
+ num -= unused_count; |
7027 |
++ unused_count -= ring->pending_buf; |
7028 |
+ |
7029 |
+ while (recv_pkts < budget && recv_bds < num) { |
7030 |
+ /* Reuse or realloc buffers */ |
7031 |
+@@ -3773,12 +3774,13 @@ static int hns3_recover_hw_addr(struct net_device *ndev) |
7032 |
+ struct netdev_hw_addr *ha, *tmp; |
7033 |
+ int ret = 0; |
7034 |
+ |
7035 |
++ netif_addr_lock_bh(ndev); |
7036 |
+ /* go through and sync uc_addr entries to the device */ |
7037 |
+ list = &ndev->uc; |
7038 |
+ list_for_each_entry_safe(ha, tmp, &list->list, list) { |
7039 |
+ ret = hns3_nic_uc_sync(ndev, ha->addr); |
7040 |
+ if (ret) |
7041 |
+- return ret; |
7042 |
++ goto out; |
7043 |
+ } |
7044 |
+ |
7045 |
+ /* go through and sync mc_addr entries to the device */ |
7046 |
+@@ -3786,9 +3788,11 @@ static int hns3_recover_hw_addr(struct net_device *ndev) |
7047 |
+ list_for_each_entry_safe(ha, tmp, &list->list, list) { |
7048 |
+ ret = hns3_nic_mc_sync(ndev, ha->addr); |
7049 |
+ if (ret) |
7050 |
+- return ret; |
7051 |
++ goto out; |
7052 |
+ } |
7053 |
+ |
7054 |
++out: |
7055 |
++ netif_addr_unlock_bh(ndev); |
7056 |
+ return ret; |
7057 |
+ } |
7058 |
+ |
7059 |
+@@ -3799,6 +3803,7 @@ static void hns3_remove_hw_addr(struct net_device *netdev) |
7060 |
+ |
7061 |
+ hns3_nic_uc_unsync(netdev, netdev->dev_addr); |
7062 |
+ |
7063 |
++ netif_addr_lock_bh(netdev); |
7064 |
+ /* go through and unsync uc_addr entries to the device */ |
7065 |
+ list = &netdev->uc; |
7066 |
+ list_for_each_entry_safe(ha, tmp, &list->list, list) |
7067 |
+@@ -3809,6 +3814,8 @@ static void hns3_remove_hw_addr(struct net_device *netdev) |
7068 |
+ list_for_each_entry_safe(ha, tmp, &list->list, list) |
7069 |
+ if (ha->refcount > 1) |
7070 |
+ hns3_nic_mc_unsync(netdev, ha->addr); |
7071 |
++ |
7072 |
++ netif_addr_unlock_bh(netdev); |
7073 |
+ } |
7074 |
+ |
7075 |
+ static void hns3_clear_tx_ring(struct hns3_enet_ring *ring) |
7076 |
+@@ -3850,6 +3857,13 @@ static int hns3_clear_rx_ring(struct hns3_enet_ring *ring) |
7077 |
+ ring_ptr_move_fw(ring, next_to_use); |
7078 |
+ } |
7079 |
+ |
7080 |
++ /* Free the pending skb in rx ring */ |
7081 |
++ if (ring->skb) { |
7082 |
++ dev_kfree_skb_any(ring->skb); |
7083 |
++ ring->skb = NULL; |
7084 |
++ ring->pending_buf = 0; |
7085 |
++ } |
7086 |
++ |
7087 |
+ return 0; |
7088 |
+ } |
7089 |
+ |
7090 |
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c |
7091 |
+index 359d4731fb2d..ea94b5152963 100644 |
7092 |
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c |
7093 |
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c |
7094 |
+@@ -483,6 +483,11 @@ static void hns3_get_stats(struct net_device *netdev, |
7095 |
+ struct hnae3_handle *h = hns3_get_handle(netdev); |
7096 |
+ u64 *p = data; |
7097 |
+ |
7098 |
++ if (hns3_nic_resetting(netdev)) { |
7099 |
++ netdev_err(netdev, "dev resetting, could not get stats\n"); |
7100 |
++ return; |
7101 |
++ } |
7102 |
++ |
7103 |
+ if (!h->ae_algo->ops->get_stats || !h->ae_algo->ops->update_stats) { |
7104 |
+ netdev_err(netdev, "could not get any statistics\n"); |
7105 |
+ return; |
7106 |
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c |
7107 |
+index 3a093a92eac5..d92e4af11b1f 100644 |
7108 |
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c |
7109 |
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c |
7110 |
+@@ -373,21 +373,26 @@ int hclge_cmd_init(struct hclge_dev *hdev) |
7111 |
+ * reset may happen when lower level reset is being processed. |
7112 |
+ */ |
7113 |
+ if ((hclge_is_reset_pending(hdev))) { |
7114 |
+- set_bit(HCLGE_STATE_CMD_DISABLE, &hdev->state); |
7115 |
+- return -EBUSY; |
7116 |
++ ret = -EBUSY; |
7117 |
++ goto err_cmd_init; |
7118 |
+ } |
7119 |
+ |
7120 |
+ ret = hclge_cmd_query_firmware_version(&hdev->hw, &version); |
7121 |
+ if (ret) { |
7122 |
+ dev_err(&hdev->pdev->dev, |
7123 |
+ "firmware version query failed %d\n", ret); |
7124 |
+- return ret; |
7125 |
++ goto err_cmd_init; |
7126 |
+ } |
7127 |
+ hdev->fw_version = version; |
7128 |
+ |
7129 |
+ dev_info(&hdev->pdev->dev, "The firmware version is %08x\n", version); |
7130 |
+ |
7131 |
+ return 0; |
7132 |
++ |
7133 |
++err_cmd_init: |
7134 |
++ set_bit(HCLGE_STATE_CMD_DISABLE, &hdev->state); |
7135 |
++ |
7136 |
++ return ret; |
7137 |
+ } |
7138 |
+ |
7139 |
+ static void hclge_cmd_uninit_regs(struct hclge_hw *hw) |
7140 |
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c |
7141 |
+index aafc69f4bfdd..a7bbb6d3091a 100644 |
7142 |
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c |
7143 |
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c |
7144 |
+@@ -1331,8 +1331,11 @@ int hclge_pause_setup_hw(struct hclge_dev *hdev, bool init) |
7145 |
+ ret = hclge_pfc_setup_hw(hdev); |
7146 |
+ if (init && ret == -EOPNOTSUPP) |
7147 |
+ dev_warn(&hdev->pdev->dev, "GE MAC does not support pfc\n"); |
7148 |
+- else |
7149 |
++ else if (ret) { |
7150 |
++ dev_err(&hdev->pdev->dev, "config pfc failed! ret = %d\n", |
7151 |
++ ret); |
7152 |
+ return ret; |
7153 |
++ } |
7154 |
+ |
7155 |
+ return hclge_tm_bp_setup(hdev); |
7156 |
+ } |
7157 |
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_cmd.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_cmd.c |
7158 |
+index 9441b453d38d..382ecb15e743 100644 |
7159 |
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_cmd.c |
7160 |
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_cmd.c |
7161 |
+@@ -327,7 +327,7 @@ int hclgevf_cmd_init(struct hclgevf_dev *hdev) |
7162 |
+ hdev->arq.hdev = hdev; |
7163 |
+ hdev->arq.head = 0; |
7164 |
+ hdev->arq.tail = 0; |
7165 |
+- hdev->arq.count = 0; |
7166 |
++ atomic_set(&hdev->arq.count, 0); |
7167 |
+ hdev->hw.cmq.csq.next_to_clean = 0; |
7168 |
+ hdev->hw.cmq.csq.next_to_use = 0; |
7169 |
+ hdev->hw.cmq.crq.next_to_clean = 0; |
7170 |
+@@ -344,8 +344,8 @@ int hclgevf_cmd_init(struct hclgevf_dev *hdev) |
7171 |
+ * reset may happen when lower level reset is being processed. |
7172 |
+ */ |
7173 |
+ if (hclgevf_is_reset_pending(hdev)) { |
7174 |
+- set_bit(HCLGEVF_STATE_CMD_DISABLE, &hdev->state); |
7175 |
+- return -EBUSY; |
7176 |
++ ret = -EBUSY; |
7177 |
++ goto err_cmd_init; |
7178 |
+ } |
7179 |
+ |
7180 |
+ /* get firmware version */ |
7181 |
+@@ -353,13 +353,18 @@ int hclgevf_cmd_init(struct hclgevf_dev *hdev) |
7182 |
+ if (ret) { |
7183 |
+ dev_err(&hdev->pdev->dev, |
7184 |
+ "failed(%d) to query firmware version\n", ret); |
7185 |
+- return ret; |
7186 |
++ goto err_cmd_init; |
7187 |
+ } |
7188 |
+ hdev->fw_version = version; |
7189 |
+ |
7190 |
+ dev_info(&hdev->pdev->dev, "The firmware version is %08x\n", version); |
7191 |
+ |
7192 |
+ return 0; |
7193 |
++ |
7194 |
++err_cmd_init: |
7195 |
++ set_bit(HCLGEVF_STATE_CMD_DISABLE, &hdev->state); |
7196 |
++ |
7197 |
++ return ret; |
7198 |
+ } |
7199 |
+ |
7200 |
+ static void hclgevf_cmd_uninit_regs(struct hclgevf_hw *hw) |
7201 |
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c |
7202 |
+index 8bc28e6f465f..8dd7fef863f6 100644 |
7203 |
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c |
7204 |
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c |
7205 |
+@@ -2007,9 +2007,15 @@ static int hclgevf_set_alive(struct hnae3_handle *handle, bool alive) |
7206 |
+ static int hclgevf_client_start(struct hnae3_handle *handle) |
7207 |
+ { |
7208 |
+ struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); |
7209 |
++ int ret; |
7210 |
++ |
7211 |
++ ret = hclgevf_set_alive(handle, true); |
7212 |
++ if (ret) |
7213 |
++ return ret; |
7214 |
+ |
7215 |
+ mod_timer(&hdev->keep_alive_timer, jiffies + 2 * HZ); |
7216 |
+- return hclgevf_set_alive(handle, true); |
7217 |
++ |
7218 |
++ return 0; |
7219 |
+ } |
7220 |
+ |
7221 |
+ static void hclgevf_client_stop(struct hnae3_handle *handle) |
7222 |
+@@ -2051,6 +2057,10 @@ static void hclgevf_state_uninit(struct hclgevf_dev *hdev) |
7223 |
+ { |
7224 |
+ set_bit(HCLGEVF_STATE_DOWN, &hdev->state); |
7225 |
+ |
7226 |
++ if (hdev->keep_alive_timer.function) |
7227 |
++ del_timer_sync(&hdev->keep_alive_timer); |
7228 |
++ if (hdev->keep_alive_task.func) |
7229 |
++ cancel_work_sync(&hdev->keep_alive_task); |
7230 |
+ if (hdev->service_timer.function) |
7231 |
+ del_timer_sync(&hdev->service_timer); |
7232 |
+ if (hdev->service_task.func) |
7233 |
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c |
7234 |
+index 7dc3c9f79169..4f2c77283cb4 100644 |
7235 |
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c |
7236 |
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c |
7237 |
+@@ -208,7 +208,8 @@ void hclgevf_mbx_handler(struct hclgevf_dev *hdev) |
7238 |
+ /* we will drop the async msg if we find ARQ as full |
7239 |
+ * and continue with next message |
7240 |
+ */ |
7241 |
+- if (hdev->arq.count >= HCLGE_MBX_MAX_ARQ_MSG_NUM) { |
7242 |
++ if (atomic_read(&hdev->arq.count) >= |
7243 |
++ HCLGE_MBX_MAX_ARQ_MSG_NUM) { |
7244 |
+ dev_warn(&hdev->pdev->dev, |
7245 |
+ "Async Q full, dropping msg(%d)\n", |
7246 |
+ req->msg[1]); |
7247 |
+@@ -220,7 +221,7 @@ void hclgevf_mbx_handler(struct hclgevf_dev *hdev) |
7248 |
+ memcpy(&msg_q[0], req->msg, |
7249 |
+ HCLGE_MBX_MAX_ARQ_MSG_SIZE * sizeof(u16)); |
7250 |
+ hclge_mbx_tail_ptr_move_arq(hdev->arq); |
7251 |
+- hdev->arq.count++; |
7252 |
++ atomic_inc(&hdev->arq.count); |
7253 |
+ |
7254 |
+ hclgevf_mbx_task_schedule(hdev); |
7255 |
+ |
7256 |
+@@ -308,7 +309,7 @@ void hclgevf_mbx_async_handler(struct hclgevf_dev *hdev) |
7257 |
+ } |
7258 |
+ |
7259 |
+ hclge_mbx_head_ptr_move_arq(hdev->arq); |
7260 |
+- hdev->arq.count--; |
7261 |
++ atomic_dec(&hdev->arq.count); |
7262 |
+ msg_q = hdev->arq.msg_q[hdev->arq.head]; |
7263 |
+ } |
7264 |
+ } |
7265 |
+diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c |
7266 |
+index 7acc61e4f645..c10c9d7eadaa 100644 |
7267 |
+--- a/drivers/net/ethernet/intel/e1000e/netdev.c |
7268 |
++++ b/drivers/net/ethernet/intel/e1000e/netdev.c |
7269 |
+@@ -7350,7 +7350,7 @@ static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
7270 |
+ |
7271 |
+ dev_pm_set_driver_flags(&pdev->dev, DPM_FLAG_NEVER_SKIP); |
7272 |
+ |
7273 |
+- if (pci_dev_run_wake(pdev)) |
7274 |
++ if (pci_dev_run_wake(pdev) && hw->mac.type < e1000_pch_cnp) |
7275 |
+ pm_runtime_put_noidle(&pdev->dev); |
7276 |
+ |
7277 |
+ return 0; |
7278 |
+diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c |
7279 |
+index b1c265012c8a..ac9fcb097689 100644 |
7280 |
+--- a/drivers/net/ethernet/intel/i40e/i40e_main.c |
7281 |
++++ b/drivers/net/ethernet/intel/i40e/i40e_main.c |
7282 |
+@@ -2654,6 +2654,10 @@ void i40e_vlan_stripping_enable(struct i40e_vsi *vsi) |
7283 |
+ struct i40e_vsi_context ctxt; |
7284 |
+ i40e_status ret; |
7285 |
+ |
7286 |
++ /* Don't modify stripping options if a port VLAN is active */ |
7287 |
++ if (vsi->info.pvid) |
7288 |
++ return; |
7289 |
++ |
7290 |
+ if ((vsi->info.valid_sections & |
7291 |
+ cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID)) && |
7292 |
+ ((vsi->info.port_vlan_flags & I40E_AQ_VSI_PVLAN_MODE_MASK) == 0)) |
7293 |
+@@ -2684,6 +2688,10 @@ void i40e_vlan_stripping_disable(struct i40e_vsi *vsi) |
7294 |
+ struct i40e_vsi_context ctxt; |
7295 |
+ i40e_status ret; |
7296 |
+ |
7297 |
++ /* Don't modify stripping options if a port VLAN is active */ |
7298 |
++ if (vsi->info.pvid) |
7299 |
++ return; |
7300 |
++ |
7301 |
+ if ((vsi->info.valid_sections & |
7302 |
+ cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID)) && |
7303 |
+ ((vsi->info.port_vlan_flags & I40E_AQ_VSI_PVLAN_EMOD_MASK) == |
7304 |
+diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c |
7305 |
+index 831d52bc3c9a..2b0362c827e9 100644 |
7306 |
+--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c |
7307 |
++++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c |
7308 |
+@@ -181,7 +181,7 @@ static inline bool i40e_vc_isvalid_vsi_id(struct i40e_vf *vf, u16 vsi_id) |
7309 |
+ * check for the valid queue id |
7310 |
+ **/ |
7311 |
+ static inline bool i40e_vc_isvalid_queue_id(struct i40e_vf *vf, u16 vsi_id, |
7312 |
+- u8 qid) |
7313 |
++ u16 qid) |
7314 |
+ { |
7315 |
+ struct i40e_pf *pf = vf->pf; |
7316 |
+ struct i40e_vsi *vsi = i40e_find_vsi_from_id(pf, vsi_id); |
7317 |
+@@ -2454,8 +2454,10 @@ error_param: |
7318 |
+ (u8 *)&stats, sizeof(stats)); |
7319 |
+ } |
7320 |
+ |
7321 |
+-/* If the VF is not trusted restrict the number of MAC/VLAN it can program */ |
7322 |
+-#define I40E_VC_MAX_MAC_ADDR_PER_VF 12 |
7323 |
++/* If the VF is not trusted restrict the number of MAC/VLAN it can program |
7324 |
++ * MAC filters: 16 for multicast, 1 for MAC, 1 for broadcast |
7325 |
++ */ |
7326 |
++#define I40E_VC_MAX_MAC_ADDR_PER_VF (16 + 1 + 1) |
7327 |
+ #define I40E_VC_MAX_VLAN_PER_VF 8 |
7328 |
+ |
7329 |
+ /** |
7330 |
+@@ -3374,7 +3376,7 @@ static int i40e_vc_add_cloud_filter(struct i40e_vf *vf, u8 *msg) |
7331 |
+ |
7332 |
+ if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) { |
7333 |
+ aq_ret = I40E_ERR_PARAM; |
7334 |
+- goto err; |
7335 |
++ goto err_out; |
7336 |
+ } |
7337 |
+ |
7338 |
+ if (!vf->adq_enabled) { |
7339 |
+@@ -3382,7 +3384,7 @@ static int i40e_vc_add_cloud_filter(struct i40e_vf *vf, u8 *msg) |
7340 |
+ "VF %d: ADq is not enabled, can't apply cloud filter\n", |
7341 |
+ vf->vf_id); |
7342 |
+ aq_ret = I40E_ERR_PARAM; |
7343 |
+- goto err; |
7344 |
++ goto err_out; |
7345 |
+ } |
7346 |
+ |
7347 |
+ if (i40e_validate_cloud_filter(vf, vcf)) { |
7348 |
+@@ -3390,7 +3392,7 @@ static int i40e_vc_add_cloud_filter(struct i40e_vf *vf, u8 *msg) |
7349 |
+ "VF %d: Invalid input/s, can't apply cloud filter\n", |
7350 |
+ vf->vf_id); |
7351 |
+ aq_ret = I40E_ERR_PARAM; |
7352 |
+- goto err; |
7353 |
++ goto err_out; |
7354 |
+ } |
7355 |
+ |
7356 |
+ cfilter = kzalloc(sizeof(*cfilter), GFP_KERNEL); |
7357 |
+@@ -3451,13 +3453,17 @@ static int i40e_vc_add_cloud_filter(struct i40e_vf *vf, u8 *msg) |
7358 |
+ "VF %d: Failed to add cloud filter, err %s aq_err %s\n", |
7359 |
+ vf->vf_id, i40e_stat_str(&pf->hw, ret), |
7360 |
+ i40e_aq_str(&pf->hw, pf->hw.aq.asq_last_status)); |
7361 |
+- goto err; |
7362 |
++ goto err_free; |
7363 |
+ } |
7364 |
+ |
7365 |
+ INIT_HLIST_NODE(&cfilter->cloud_node); |
7366 |
+ hlist_add_head(&cfilter->cloud_node, &vf->cloud_filter_list); |
7367 |
++ /* release the pointer passing it to the collection */ |
7368 |
++ cfilter = NULL; |
7369 |
+ vf->num_cloud_filters++; |
7370 |
+-err: |
7371 |
++err_free: |
7372 |
++ kfree(cfilter); |
7373 |
++err_out: |
7374 |
+ return i40e_vc_send_resp_to_vf(vf, VIRTCHNL_OP_ADD_CLOUD_FILTER, |
7375 |
+ aq_ret); |
7376 |
+ } |
7377 |
+diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h |
7378 |
+index 89440775aea1..6af5bd5883ca 100644 |
7379 |
+--- a/drivers/net/ethernet/intel/ice/ice.h |
7380 |
++++ b/drivers/net/ethernet/intel/ice/ice.h |
7381 |
+@@ -277,6 +277,7 @@ struct ice_q_vector { |
7382 |
+ * value to the device |
7383 |
+ */ |
7384 |
+ u8 intrl; |
7385 |
++ u8 itr_countdown; /* when 0 should adjust adaptive ITR */ |
7386 |
+ } ____cacheline_internodealigned_in_smp; |
7387 |
+ |
7388 |
+ enum ice_pf_flags { |
7389 |
+diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c |
7390 |
+index fa61203bee26..b710545cf7d1 100644 |
7391 |
+--- a/drivers/net/ethernet/intel/ice/ice_lib.c |
7392 |
++++ b/drivers/net/ethernet/intel/ice/ice_lib.c |
7393 |
+@@ -1848,6 +1848,10 @@ int ice_vsi_manage_vlan_insertion(struct ice_vsi *vsi) |
7394 |
+ */ |
7395 |
+ ctxt->info.vlan_flags = ICE_AQ_VSI_VLAN_MODE_ALL; |
7396 |
+ |
7397 |
++ /* Preserve existing VLAN strip setting */ |
7398 |
++ ctxt->info.vlan_flags |= (vsi->info.vlan_flags & |
7399 |
++ ICE_AQ_VSI_VLAN_EMOD_M); |
7400 |
++ |
7401 |
+ ctxt->info.valid_sections = cpu_to_le16(ICE_AQ_VSI_PROP_VLAN_VALID); |
7402 |
+ |
7403 |
+ status = ice_update_vsi(hw, vsi->idx, ctxt, NULL); |
7404 |
+diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c |
7405 |
+index 47cc3f905b7f..6ec73864019c 100644 |
7406 |
+--- a/drivers/net/ethernet/intel/ice/ice_main.c |
7407 |
++++ b/drivers/net/ethernet/intel/ice/ice_main.c |
7408 |
+@@ -342,6 +342,10 @@ ice_prepare_for_reset(struct ice_pf *pf) |
7409 |
+ { |
7410 |
+ struct ice_hw *hw = &pf->hw; |
7411 |
+ |
7412 |
++ /* already prepared for reset */ |
7413 |
++ if (test_bit(__ICE_PREPARED_FOR_RESET, pf->state)) |
7414 |
++ return; |
7415 |
++ |
7416 |
+ /* Notify VFs of impending reset */ |
7417 |
+ if (ice_check_sq_alive(hw, &hw->mailboxq)) |
7418 |
+ ice_vc_notify_reset(pf); |
7419 |
+@@ -416,10 +420,15 @@ static void ice_reset_subtask(struct ice_pf *pf) |
7420 |
+ * for the reset now), poll for reset done, rebuild and return. |
7421 |
+ */ |
7422 |
+ if (test_bit(__ICE_RESET_OICR_RECV, pf->state)) { |
7423 |
+- clear_bit(__ICE_GLOBR_RECV, pf->state); |
7424 |
+- clear_bit(__ICE_CORER_RECV, pf->state); |
7425 |
+- if (!test_bit(__ICE_PREPARED_FOR_RESET, pf->state)) |
7426 |
+- ice_prepare_for_reset(pf); |
7427 |
++ /* Perform the largest reset requested */ |
7428 |
++ if (test_and_clear_bit(__ICE_CORER_RECV, pf->state)) |
7429 |
++ reset_type = ICE_RESET_CORER; |
7430 |
++ if (test_and_clear_bit(__ICE_GLOBR_RECV, pf->state)) |
7431 |
++ reset_type = ICE_RESET_GLOBR; |
7432 |
++ /* return if no valid reset type requested */ |
7433 |
++ if (reset_type == ICE_RESET_INVAL) |
7434 |
++ return; |
7435 |
++ ice_prepare_for_reset(pf); |
7436 |
+ |
7437 |
+ /* make sure we are ready to rebuild */ |
7438 |
+ if (ice_check_reset(&pf->hw)) { |
7439 |
+@@ -2545,6 +2554,9 @@ static int ice_set_features(struct net_device *netdev, |
7440 |
+ struct ice_vsi *vsi = np->vsi; |
7441 |
+ int ret = 0; |
7442 |
+ |
7443 |
++ /* Multiple features can be changed in one call so keep features in |
7444 |
++ * separate if/else statements to guarantee each feature is checked |
7445 |
++ */ |
7446 |
+ if (features & NETIF_F_RXHASH && !(netdev->features & NETIF_F_RXHASH)) |
7447 |
+ ret = ice_vsi_manage_rss_lut(vsi, true); |
7448 |
+ else if (!(features & NETIF_F_RXHASH) && |
7449 |
+@@ -2557,8 +2569,9 @@ static int ice_set_features(struct net_device *netdev, |
7450 |
+ else if (!(features & NETIF_F_HW_VLAN_CTAG_RX) && |
7451 |
+ (netdev->features & NETIF_F_HW_VLAN_CTAG_RX)) |
7452 |
+ ret = ice_vsi_manage_vlan_stripping(vsi, false); |
7453 |
+- else if ((features & NETIF_F_HW_VLAN_CTAG_TX) && |
7454 |
+- !(netdev->features & NETIF_F_HW_VLAN_CTAG_TX)) |
7455 |
++ |
7456 |
++ if ((features & NETIF_F_HW_VLAN_CTAG_TX) && |
7457 |
++ !(netdev->features & NETIF_F_HW_VLAN_CTAG_TX)) |
7458 |
+ ret = ice_vsi_manage_vlan_insertion(vsi); |
7459 |
+ else if (!(features & NETIF_F_HW_VLAN_CTAG_TX) && |
7460 |
+ (netdev->features & NETIF_F_HW_VLAN_CTAG_TX)) |
7461 |
+diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.c b/drivers/net/ethernet/intel/ice/ice_txrx.c |
7462 |
+index c289d97f477d..851030ad5016 100644 |
7463 |
+--- a/drivers/net/ethernet/intel/ice/ice_txrx.c |
7464 |
++++ b/drivers/net/ethernet/intel/ice/ice_txrx.c |
7465 |
+@@ -1048,18 +1048,257 @@ static int ice_clean_rx_irq(struct ice_ring *rx_ring, int budget) |
7466 |
+ return failure ? budget : (int)total_rx_pkts; |
7467 |
+ } |
7468 |
+ |
7469 |
++static unsigned int ice_itr_divisor(struct ice_port_info *pi) |
7470 |
++{ |
7471 |
++ switch (pi->phy.link_info.link_speed) { |
7472 |
++ case ICE_AQ_LINK_SPEED_40GB: |
7473 |
++ return ICE_ITR_ADAPTIVE_MIN_INC * 1024; |
7474 |
++ case ICE_AQ_LINK_SPEED_25GB: |
7475 |
++ case ICE_AQ_LINK_SPEED_20GB: |
7476 |
++ return ICE_ITR_ADAPTIVE_MIN_INC * 512; |
7477 |
++ case ICE_AQ_LINK_SPEED_100MB: |
7478 |
++ return ICE_ITR_ADAPTIVE_MIN_INC * 32; |
7479 |
++ default: |
7480 |
++ return ICE_ITR_ADAPTIVE_MIN_INC * 256; |
7481 |
++ } |
7482 |
++} |
7483 |
++ |
7484 |
++/** |
7485 |
++ * ice_update_itr - update the adaptive ITR value based on statistics |
7486 |
++ * @q_vector: structure containing interrupt and ring information |
7487 |
++ * @rc: structure containing ring performance data |
7488 |
++ * |
7489 |
++ * Stores a new ITR value based on packets and byte |
7490 |
++ * counts during the last interrupt. The advantage of per interrupt |
7491 |
++ * computation is faster updates and more accurate ITR for the current |
7492 |
++ * traffic pattern. Constants in this function were computed |
7493 |
++ * based on theoretical maximum wire speed and thresholds were set based |
7494 |
++ * on testing data as well as attempting to minimize response time |
7495 |
++ * while increasing bulk throughput. |
7496 |
++ */ |
7497 |
++static void |
7498 |
++ice_update_itr(struct ice_q_vector *q_vector, struct ice_ring_container *rc) |
7499 |
++{ |
7500 |
++ unsigned int avg_wire_size, packets, bytes, itr; |
7501 |
++ unsigned long next_update = jiffies; |
7502 |
++ bool container_is_rx; |
7503 |
++ |
7504 |
++ if (!rc->ring || !ITR_IS_DYNAMIC(rc->itr_setting)) |
7505 |
++ return; |
7506 |
++ |
7507 |
++ /* If itr_countdown is set it means we programmed an ITR within |
7508 |
++ * the last 4 interrupt cycles. This has a side effect of us |
7509 |
++ * potentially firing an early interrupt. In order to work around |
7510 |
++ * this we need to throw out any data received for a few |
7511 |
++ * interrupts following the update. |
7512 |
++ */ |
7513 |
++ if (q_vector->itr_countdown) { |
7514 |
++ itr = rc->target_itr; |
7515 |
++ goto clear_counts; |
7516 |
++ } |
7517 |
++ |
7518 |
++ container_is_rx = (&q_vector->rx == rc); |
7519 |
++ /* For Rx we want to push the delay up and default to low latency. |
7520 |
++ * for Tx we want to pull the delay down and default to high latency. |
7521 |
++ */ |
7522 |
++ itr = container_is_rx ? |
7523 |
++ ICE_ITR_ADAPTIVE_MIN_USECS | ICE_ITR_ADAPTIVE_LATENCY : |
7524 |
++ ICE_ITR_ADAPTIVE_MAX_USECS | ICE_ITR_ADAPTIVE_LATENCY; |
7525 |
++ |
7526 |
++ /* If we didn't update within up to 1 - 2 jiffies we can assume |
7527 |
++ * that either packets are coming in so slow there hasn't been |
7528 |
++ * any work, or that there is so much work that NAPI is dealing |
7529 |
++ * with interrupt moderation and we don't need to do anything. |
7530 |
++ */ |
7531 |
++ if (time_after(next_update, rc->next_update)) |
7532 |
++ goto clear_counts; |
7533 |
++ |
7534 |
++ packets = rc->total_pkts; |
7535 |
++ bytes = rc->total_bytes; |
7536 |
++ |
7537 |
++ if (container_is_rx) { |
7538 |
++ /* If Rx there are 1 to 4 packets and bytes are less than |
7539 |
++ * 9000 assume insufficient data to use bulk rate limiting |
7540 |
++ * approach unless Tx is already in bulk rate limiting. We |
7541 |
++ * are likely latency driven. |
7542 |
++ */ |
7543 |
++ if (packets && packets < 4 && bytes < 9000 && |
7544 |
++ (q_vector->tx.target_itr & ICE_ITR_ADAPTIVE_LATENCY)) { |
7545 |
++ itr = ICE_ITR_ADAPTIVE_LATENCY; |
7546 |
++ goto adjust_by_size; |
7547 |
++ } |
7548 |
++ } else if (packets < 4) { |
7549 |
++ /* If we have Tx and Rx ITR maxed and Tx ITR is running in |
7550 |
++ * bulk mode and we are receiving 4 or fewer packets just |
7551 |
++ * reset the ITR_ADAPTIVE_LATENCY bit for latency mode so |
7552 |
++ * that the Rx can relax. |
7553 |
++ */ |
7554 |
++ if (rc->target_itr == ICE_ITR_ADAPTIVE_MAX_USECS && |
7555 |
++ (q_vector->rx.target_itr & ICE_ITR_MASK) == |
7556 |
++ ICE_ITR_ADAPTIVE_MAX_USECS) |
7557 |
++ goto clear_counts; |
7558 |
++ } else if (packets > 32) { |
7559 |
++ /* If we have processed over 32 packets in a single interrupt |
7560 |
++ * for Tx assume we need to switch over to "bulk" mode. |
7561 |
++ */ |
7562 |
++ rc->target_itr &= ~ICE_ITR_ADAPTIVE_LATENCY; |
7563 |
++ } |
7564 |
++ |
7565 |
++ /* We have no packets to actually measure against. This means |
7566 |
++ * either one of the other queues on this vector is active or |
7567 |
++ * we are a Tx queue doing TSO with too high of an interrupt rate. |
7568 |
++ * |
7569 |
++ * Between 4 and 56 we can assume that our current interrupt delay |
7570 |
++ * is only slightly too low. As such we should increase it by a small |
7571 |
++ * fixed amount. |
7572 |
++ */ |
7573 |
++ if (packets < 56) { |
7574 |
++ itr = rc->target_itr + ICE_ITR_ADAPTIVE_MIN_INC; |
7575 |
++ if ((itr & ICE_ITR_MASK) > ICE_ITR_ADAPTIVE_MAX_USECS) { |
7576 |
++ itr &= ICE_ITR_ADAPTIVE_LATENCY; |
7577 |
++ itr += ICE_ITR_ADAPTIVE_MAX_USECS; |
7578 |
++ } |
7579 |
++ goto clear_counts; |
7580 |
++ } |
7581 |
++ |
7582 |
++ if (packets <= 256) { |
7583 |
++ itr = min(q_vector->tx.current_itr, q_vector->rx.current_itr); |
7584 |
++ itr &= ICE_ITR_MASK; |
7585 |
++ |
7586 |
++ /* Between 56 and 112 is our "goldilocks" zone where we are |
7587 |
++ * working out "just right". Just report that our current |
7588 |
++ * ITR is good for us. |
7589 |
++ */ |
7590 |
++ if (packets <= 112) |
7591 |
++ goto clear_counts; |
7592 |
++ |
7593 |
++ /* If packet count is 128 or greater we are likely looking |
7594 |
++ * at a slight overrun of the delay we want. Try halving |
7595 |
++ * our delay to see if that will cut the number of packets |
7596 |
++ * in half per interrupt. |
7597 |
++ */ |
7598 |
++ itr >>= 1; |
7599 |
++ itr &= ICE_ITR_MASK; |
7600 |
++ if (itr < ICE_ITR_ADAPTIVE_MIN_USECS) |
7601 |
++ itr = ICE_ITR_ADAPTIVE_MIN_USECS; |
7602 |
++ |
7603 |
++ goto clear_counts; |
7604 |
++ } |
7605 |
++ |
7606 |
++ /* The paths below assume we are dealing with a bulk ITR since |
7607 |
++ * number of packets is greater than 256. We are just going to have |
7608 |
++ * to compute a value and try to bring the count under control, |
7609 |
++ * though for smaller packet sizes there isn't much we can do as |
7610 |
++ * NAPI polling will likely be kicking in sooner rather than later. |
7611 |
++ */ |
7612 |
++ itr = ICE_ITR_ADAPTIVE_BULK; |
7613 |
++ |
7614 |
++adjust_by_size: |
7615 |
++ /* If packet counts are 256 or greater we can assume we have a gross |
7616 |
++ * overestimation of what the rate should be. Instead of trying to fine |
7617 |
++ * tune it just use the formula below to try and dial in an exact value |
7618 |
++ * gives the current packet size of the frame. |
7619 |
++ */ |
7620 |
++ avg_wire_size = bytes / packets; |
7621 |
++ |
7622 |
++ /* The following is a crude approximation of: |
7623 |
++ * wmem_default / (size + overhead) = desired_pkts_per_int |
7624 |
++ * rate / bits_per_byte / (size + ethernet overhead) = pkt_rate |
7625 |
++ * (desired_pkt_rate / pkt_rate) * usecs_per_sec = ITR value |
7626 |
++ * |
7627 |
++ * Assuming wmem_default is 212992 and overhead is 640 bytes per |
7628 |
++ * packet, (256 skb, 64 headroom, 320 shared info), we can reduce the |
7629 |
++ * formula down to |
7630 |
++ * |
7631 |
++ * (170 * (size + 24)) / (size + 640) = ITR |
7632 |
++ * |
7633 |
++ * We first do some math on the packet size and then finally bitshift |
7634 |
++ * by 8 after rounding up. We also have to account for PCIe link speed |
7635 |
++ * difference as ITR scales based on this. |
7636 |
++ */ |
7637 |
++ if (avg_wire_size <= 60) { |
7638 |
++ /* Start at 250k ints/sec */ |
7639 |
++ avg_wire_size = 4096; |
7640 |
++ } else if (avg_wire_size <= 380) { |
7641 |
++ /* 250K ints/sec to 60K ints/sec */ |
7642 |
++ avg_wire_size *= 40; |
7643 |
++ avg_wire_size += 1696; |
7644 |
++ } else if (avg_wire_size <= 1084) { |
7645 |
++ /* 60K ints/sec to 36K ints/sec */ |
7646 |
++ avg_wire_size *= 15; |
7647 |
++ avg_wire_size += 11452; |
7648 |
++ } else if (avg_wire_size <= 1980) { |
7649 |
++ /* 36K ints/sec to 30K ints/sec */ |
7650 |
++ avg_wire_size *= 5; |
7651 |
++ avg_wire_size += 22420; |
7652 |
++ } else { |
7653 |
++ /* plateau at a limit of 30K ints/sec */ |
7654 |
++ avg_wire_size = 32256; |
7655 |
++ } |
7656 |
++ |
7657 |
++ /* If we are in low latency mode halve our delay which doubles the |
7658 |
++ * rate to somewhere between 100K to 16K ints/sec |
7659 |
++ */ |
7660 |
++ if (itr & ICE_ITR_ADAPTIVE_LATENCY) |
7661 |
++ avg_wire_size >>= 1; |
7662 |
++ |
7663 |
++ /* Resultant value is 256 times larger than it needs to be. This |
7664 |
++ * gives us room to adjust the value as needed to either increase |
7665 |
++ * or decrease the value based on link speeds of 10G, 2.5G, 1G, etc. |
7666 |
++ * |
7667 |
++ * Use addition as we have already recorded the new latency flag |
7668 |
++ * for the ITR value. |
7669 |
++ */ |
7670 |
++ itr += DIV_ROUND_UP(avg_wire_size, |
7671 |
++ ice_itr_divisor(q_vector->vsi->port_info)) * |
7672 |
++ ICE_ITR_ADAPTIVE_MIN_INC; |
7673 |
++ |
7674 |
++ if ((itr & ICE_ITR_MASK) > ICE_ITR_ADAPTIVE_MAX_USECS) { |
7675 |
++ itr &= ICE_ITR_ADAPTIVE_LATENCY; |
7676 |
++ itr += ICE_ITR_ADAPTIVE_MAX_USECS; |
7677 |
++ } |
7678 |
++ |
7679 |
++clear_counts: |
7680 |
++ /* write back value */ |
7681 |
++ rc->target_itr = itr; |
7682 |
++ |
7683 |
++ /* next update should occur within next jiffy */ |
7684 |
++ rc->next_update = next_update + 1; |
7685 |
++ |
7686 |
++ rc->total_bytes = 0; |
7687 |
++ rc->total_pkts = 0; |
7688 |
++} |
7689 |
++ |
7690 |
+ /** |
7691 |
+ * ice_buildreg_itr - build value for writing to the GLINT_DYN_CTL register |
7692 |
+ * @itr_idx: interrupt throttling index |
7693 |
+- * @reg_itr: interrupt throttling value adjusted based on ITR granularity |
7694 |
++ * @itr: interrupt throttling value in usecs |
7695 |
+ */ |
7696 |
+-static u32 ice_buildreg_itr(int itr_idx, u16 reg_itr) |
7697 |
++static u32 ice_buildreg_itr(int itr_idx, u16 itr) |
7698 |
+ { |
7699 |
++ /* The itr value is reported in microseconds, and the register value is |
7700 |
++ * recorded in 2 microsecond units. For this reason we only need to |
7701 |
++ * shift by the GLINT_DYN_CTL_INTERVAL_S - ICE_ITR_GRAN_S to apply this |
7702 |
++ * granularity as a shift instead of division. The mask makes sure the |
7703 |
++ * ITR value is never odd so we don't accidentally write into the field |
7704 |
++ * prior to the ITR field. |
7705 |
++ */ |
7706 |
++ itr &= ICE_ITR_MASK; |
7707 |
++ |
7708 |
+ return GLINT_DYN_CTL_INTENA_M | GLINT_DYN_CTL_CLEARPBA_M | |
7709 |
+ (itr_idx << GLINT_DYN_CTL_ITR_INDX_S) | |
7710 |
+- (reg_itr << GLINT_DYN_CTL_INTERVAL_S); |
7711 |
++ (itr << (GLINT_DYN_CTL_INTERVAL_S - ICE_ITR_GRAN_S)); |
7712 |
+ } |
7713 |
+ |
7714 |
++/* The act of updating the ITR will cause it to immediately trigger. In order |
7715 |
++ * to prevent this from throwing off adaptive update statistics we defer the |
7716 |
++ * update so that it can only happen so often. So after either Tx or Rx are |
7717 |
++ * updated we make the adaptive scheme wait until either the ITR completely |
7718 |
++ * expires via the next_update expiration or we have been through at least |
7719 |
++ * 3 interrupts. |
7720 |
++ */ |
7721 |
++#define ITR_COUNTDOWN_START 3 |
7722 |
++ |
7723 |
+ /** |
7724 |
+ * ice_update_ena_itr - Update ITR and re-enable MSIX interrupt |
7725 |
+ * @vsi: the VSI associated with the q_vector |
7726 |
+@@ -1068,10 +1307,14 @@ static u32 ice_buildreg_itr(int itr_idx, u16 reg_itr) |
7727 |
+ static void |
7728 |
+ ice_update_ena_itr(struct ice_vsi *vsi, struct ice_q_vector *q_vector) |
7729 |
+ { |
7730 |
+- struct ice_hw *hw = &vsi->back->hw; |
7731 |
+- struct ice_ring_container *rc; |
7732 |
++ struct ice_ring_container *tx = &q_vector->tx; |
7733 |
++ struct ice_ring_container *rx = &q_vector->rx; |
7734 |
+ u32 itr_val; |
7735 |
+ |
7736 |
++ /* This will do nothing if dynamic updates are not enabled */ |
7737 |
++ ice_update_itr(q_vector, tx); |
7738 |
++ ice_update_itr(q_vector, rx); |
7739 |
++ |
7740 |
+ /* This block of logic allows us to get away with only updating |
7741 |
+ * one ITR value with each interrupt. The idea is to perform a |
7742 |
+ * pseudo-lazy update with the following criteria. |
7743 |
+@@ -1080,35 +1323,36 @@ ice_update_ena_itr(struct ice_vsi *vsi, struct ice_q_vector *q_vector) |
7744 |
+ * 2. If we must reduce an ITR that is given highest priority. |
7745 |
+ * 3. We then give priority to increasing ITR based on amount. |
7746 |
+ */ |
7747 |
+- if (q_vector->rx.target_itr < q_vector->rx.current_itr) { |
7748 |
+- rc = &q_vector->rx; |
7749 |
++ if (rx->target_itr < rx->current_itr) { |
7750 |
+ /* Rx ITR needs to be reduced, this is highest priority */ |
7751 |
+- itr_val = ice_buildreg_itr(rc->itr_idx, rc->target_itr); |
7752 |
+- rc->current_itr = rc->target_itr; |
7753 |
+- } else if ((q_vector->tx.target_itr < q_vector->tx.current_itr) || |
7754 |
+- ((q_vector->rx.target_itr - q_vector->rx.current_itr) < |
7755 |
+- (q_vector->tx.target_itr - q_vector->tx.current_itr))) { |
7756 |
+- rc = &q_vector->tx; |
7757 |
++ itr_val = ice_buildreg_itr(rx->itr_idx, rx->target_itr); |
7758 |
++ rx->current_itr = rx->target_itr; |
7759 |
++ q_vector->itr_countdown = ITR_COUNTDOWN_START; |
7760 |
++ } else if ((tx->target_itr < tx->current_itr) || |
7761 |
++ ((rx->target_itr - rx->current_itr) < |
7762 |
++ (tx->target_itr - tx->current_itr))) { |
7763 |
+ /* Tx ITR needs to be reduced, this is second priority |
7764 |
+ * Tx ITR needs to be increased more than Rx, fourth priority |
7765 |
+ */ |
7766 |
+- itr_val = ice_buildreg_itr(rc->itr_idx, rc->target_itr); |
7767 |
+- rc->current_itr = rc->target_itr; |
7768 |
+- } else if (q_vector->rx.current_itr != q_vector->rx.target_itr) { |
7769 |
+- rc = &q_vector->rx; |
7770 |
++ itr_val = ice_buildreg_itr(tx->itr_idx, tx->target_itr); |
7771 |
++ tx->current_itr = tx->target_itr; |
7772 |
++ q_vector->itr_countdown = ITR_COUNTDOWN_START; |
7773 |
++ } else if (rx->current_itr != rx->target_itr) { |
7774 |
+ /* Rx ITR needs to be increased, third priority */ |
7775 |
+- itr_val = ice_buildreg_itr(rc->itr_idx, rc->target_itr); |
7776 |
+- rc->current_itr = rc->target_itr; |
7777 |
++ itr_val = ice_buildreg_itr(rx->itr_idx, rx->target_itr); |
7778 |
++ rx->current_itr = rx->target_itr; |
7779 |
++ q_vector->itr_countdown = ITR_COUNTDOWN_START; |
7780 |
+ } else { |
7781 |
+ /* Still have to re-enable the interrupts */ |
7782 |
+ itr_val = ice_buildreg_itr(ICE_ITR_NONE, 0); |
7783 |
++ if (q_vector->itr_countdown) |
7784 |
++ q_vector->itr_countdown--; |
7785 |
+ } |
7786 |
+ |
7787 |
+- if (!test_bit(__ICE_DOWN, vsi->state)) { |
7788 |
+- int vector = vsi->hw_base_vector + q_vector->v_idx; |
7789 |
+- |
7790 |
+- wr32(hw, GLINT_DYN_CTL(vector), itr_val); |
7791 |
+- } |
7792 |
++ if (!test_bit(__ICE_DOWN, vsi->state)) |
7793 |
++ wr32(&vsi->back->hw, |
7794 |
++ GLINT_DYN_CTL(vsi->hw_base_vector + q_vector->v_idx), |
7795 |
++ itr_val); |
7796 |
+ } |
7797 |
+ |
7798 |
+ /** |
7799 |
+diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.h b/drivers/net/ethernet/intel/ice/ice_txrx.h |
7800 |
+index fc358ea81816..74a031fbd732 100644 |
7801 |
+--- a/drivers/net/ethernet/intel/ice/ice_txrx.h |
7802 |
++++ b/drivers/net/ethernet/intel/ice/ice_txrx.h |
7803 |
+@@ -128,6 +128,12 @@ enum ice_rx_dtype { |
7804 |
+ #define ICE_ITR_MASK 0x1FFE /* ITR register value alignment mask */ |
7805 |
+ #define ITR_REG_ALIGN(setting) __ALIGN_MASK(setting, ~ICE_ITR_MASK) |
7806 |
+ |
7807 |
++#define ICE_ITR_ADAPTIVE_MIN_INC 0x0002 |
7808 |
++#define ICE_ITR_ADAPTIVE_MIN_USECS 0x0002 |
7809 |
++#define ICE_ITR_ADAPTIVE_MAX_USECS 0x00FA |
7810 |
++#define ICE_ITR_ADAPTIVE_LATENCY 0x8000 |
7811 |
++#define ICE_ITR_ADAPTIVE_BULK 0x0000 |
7812 |
++ |
7813 |
+ #define ICE_DFLT_INTRL 0 |
7814 |
+ |
7815 |
+ /* Legacy or Advanced Mode Queue */ |
7816 |
+diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c |
7817 |
+index 57155b4a59dc..8b1ee9f3a39d 100644 |
7818 |
+--- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c |
7819 |
++++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c |
7820 |
+@@ -764,6 +764,7 @@ static void ice_cleanup_and_realloc_vf(struct ice_vf *vf) |
7821 |
+ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr) |
7822 |
+ { |
7823 |
+ struct ice_hw *hw = &pf->hw; |
7824 |
++ struct ice_vf *vf; |
7825 |
+ int v, i; |
7826 |
+ |
7827 |
+ /* If we don't have any VFs, then there is nothing to reset */ |
7828 |
+@@ -778,12 +779,17 @@ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr) |
7829 |
+ for (v = 0; v < pf->num_alloc_vfs; v++) |
7830 |
+ ice_trigger_vf_reset(&pf->vf[v], is_vflr); |
7831 |
+ |
7832 |
+- /* Call Disable LAN Tx queue AQ call with VFR bit set and 0 |
7833 |
+- * queues to inform Firmware about VF reset. |
7834 |
+- */ |
7835 |
+- for (v = 0; v < pf->num_alloc_vfs; v++) |
7836 |
+- ice_dis_vsi_txq(pf->vsi[0]->port_info, 0, NULL, NULL, |
7837 |
+- ICE_VF_RESET, v, NULL); |
7838 |
++ for (v = 0; v < pf->num_alloc_vfs; v++) { |
7839 |
++ struct ice_vsi *vsi; |
7840 |
++ |
7841 |
++ vf = &pf->vf[v]; |
7842 |
++ vsi = pf->vsi[vf->lan_vsi_idx]; |
7843 |
++ if (test_bit(ICE_VF_STATE_ENA, vf->vf_states)) { |
7844 |
++ ice_vsi_stop_lan_tx_rings(vsi, ICE_VF_RESET, vf->vf_id); |
7845 |
++ ice_vsi_stop_rx_rings(vsi); |
7846 |
++ clear_bit(ICE_VF_STATE_ENA, vf->vf_states); |
7847 |
++ } |
7848 |
++ } |
7849 |
+ |
7850 |
+ /* HW requires some time to make sure it can flush the FIFO for a VF |
7851 |
+ * when it resets it. Poll the VPGEN_VFRSTAT register for each VF in |
7852 |
+@@ -796,9 +802,9 @@ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr) |
7853 |
+ |
7854 |
+ /* Check each VF in sequence */ |
7855 |
+ while (v < pf->num_alloc_vfs) { |
7856 |
+- struct ice_vf *vf = &pf->vf[v]; |
7857 |
+ u32 reg; |
7858 |
+ |
7859 |
++ vf = &pf->vf[v]; |
7860 |
+ reg = rd32(hw, VPGEN_VFRSTAT(vf->vf_id)); |
7861 |
+ if (!(reg & VPGEN_VFRSTAT_VFRD_M)) |
7862 |
+ break; |
7863 |
+diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c |
7864 |
+index 3269d8e94744..580d14b49fda 100644 |
7865 |
+--- a/drivers/net/ethernet/intel/igb/igb_main.c |
7866 |
++++ b/drivers/net/ethernet/intel/igb/igb_main.c |
7867 |
+@@ -3452,6 +3452,9 @@ static int igb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
7868 |
+ break; |
7869 |
+ } |
7870 |
+ } |
7871 |
++ |
7872 |
++ dev_pm_set_driver_flags(&pdev->dev, DPM_FLAG_NEVER_SKIP); |
7873 |
++ |
7874 |
+ pm_runtime_put_noidle(&pdev->dev); |
7875 |
+ return 0; |
7876 |
+ |
7877 |
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h |
7878 |
+index 3f3cd32ae60a..e0ba59b5296f 100644 |
7879 |
+--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h |
7880 |
++++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h |
7881 |
+@@ -431,6 +431,9 @@ static inline int mlx5_eswitch_index_to_vport_num(struct mlx5_eswitch *esw, |
7882 |
+ return index; |
7883 |
+ } |
7884 |
+ |
7885 |
++/* TODO: This mlx5e_tc function shouldn't be called by eswitch */ |
7886 |
++void mlx5e_tc_clean_fdb_peer_flows(struct mlx5_eswitch *esw); |
7887 |
++ |
7888 |
+ #else /* CONFIG_MLX5_ESWITCH */ |
7889 |
+ /* eswitch API stubs */ |
7890 |
+ static inline int mlx5_eswitch_init(struct mlx5_core_dev *dev) { return 0; } |
7891 |
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c |
7892 |
+index 9b2d78ee22b8..a97ffd0dbf01 100644 |
7893 |
+--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c |
7894 |
++++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c |
7895 |
+@@ -363,7 +363,7 @@ static int esw_set_global_vlan_pop(struct mlx5_eswitch *esw, u8 val) |
7896 |
+ esw_debug(esw->dev, "%s applying global %s policy\n", __func__, val ? "pop" : "none"); |
7897 |
+ for (vf_vport = 1; vf_vport < esw->enabled_vports; vf_vport++) { |
7898 |
+ rep = &esw->offloads.vport_reps[vf_vport]; |
7899 |
+- if (rep->rep_if[REP_ETH].state != REP_LOADED) |
7900 |
++ if (atomic_read(&rep->rep_if[REP_ETH].state) != REP_LOADED) |
7901 |
+ continue; |
7902 |
+ |
7903 |
+ err = __mlx5_eswitch_set_vport_vlan(esw, rep->vport, 0, 0, val); |
7904 |
+@@ -1306,7 +1306,8 @@ int esw_offloads_init_reps(struct mlx5_eswitch *esw) |
7905 |
+ ether_addr_copy(rep->hw_id, hw_id); |
7906 |
+ |
7907 |
+ for (rep_type = 0; rep_type < NUM_REP_TYPES; rep_type++) |
7908 |
+- rep->rep_if[rep_type].state = REP_UNREGISTERED; |
7909 |
++ atomic_set(&rep->rep_if[rep_type].state, |
7910 |
++ REP_UNREGISTERED); |
7911 |
+ } |
7912 |
+ |
7913 |
+ return 0; |
7914 |
+@@ -1315,11 +1316,9 @@ int esw_offloads_init_reps(struct mlx5_eswitch *esw) |
7915 |
+ static void __esw_offloads_unload_rep(struct mlx5_eswitch *esw, |
7916 |
+ struct mlx5_eswitch_rep *rep, u8 rep_type) |
7917 |
+ { |
7918 |
+- if (rep->rep_if[rep_type].state != REP_LOADED) |
7919 |
+- return; |
7920 |
+- |
7921 |
+- rep->rep_if[rep_type].unload(rep); |
7922 |
+- rep->rep_if[rep_type].state = REP_REGISTERED; |
7923 |
++ if (atomic_cmpxchg(&rep->rep_if[rep_type].state, |
7924 |
++ REP_LOADED, REP_REGISTERED) == REP_LOADED) |
7925 |
++ rep->rep_if[rep_type].unload(rep); |
7926 |
+ } |
7927 |
+ |
7928 |
+ static void __unload_reps_special_vport(struct mlx5_eswitch *esw, u8 rep_type) |
7929 |
+@@ -1380,16 +1379,15 @@ static int __esw_offloads_load_rep(struct mlx5_eswitch *esw, |
7930 |
+ { |
7931 |
+ int err = 0; |
7932 |
+ |
7933 |
+- if (rep->rep_if[rep_type].state != REP_REGISTERED) |
7934 |
+- return 0; |
7935 |
+- |
7936 |
+- err = rep->rep_if[rep_type].load(esw->dev, rep); |
7937 |
+- if (err) |
7938 |
+- return err; |
7939 |
+- |
7940 |
+- rep->rep_if[rep_type].state = REP_LOADED; |
7941 |
++ if (atomic_cmpxchg(&rep->rep_if[rep_type].state, |
7942 |
++ REP_REGISTERED, REP_LOADED) == REP_REGISTERED) { |
7943 |
++ err = rep->rep_if[rep_type].load(esw->dev, rep); |
7944 |
++ if (err) |
7945 |
++ atomic_set(&rep->rep_if[rep_type].state, |
7946 |
++ REP_REGISTERED); |
7947 |
++ } |
7948 |
+ |
7949 |
+- return 0; |
7950 |
++ return err; |
7951 |
+ } |
7952 |
+ |
7953 |
+ static int __load_reps_special_vport(struct mlx5_eswitch *esw, u8 rep_type) |
7954 |
+@@ -1523,8 +1521,6 @@ static int mlx5_esw_offloads_pair(struct mlx5_eswitch *esw, |
7955 |
+ return 0; |
7956 |
+ } |
7957 |
+ |
7958 |
+-void mlx5e_tc_clean_fdb_peer_flows(struct mlx5_eswitch *esw); |
7959 |
+- |
7960 |
+ static void mlx5_esw_offloads_unpair(struct mlx5_eswitch *esw) |
7961 |
+ { |
7962 |
+ mlx5e_tc_clean_fdb_peer_flows(esw); |
7963 |
+@@ -2076,7 +2072,7 @@ void mlx5_eswitch_register_vport_reps(struct mlx5_eswitch *esw, |
7964 |
+ rep_if->get_proto_dev = __rep_if->get_proto_dev; |
7965 |
+ rep_if->priv = __rep_if->priv; |
7966 |
+ |
7967 |
+- rep_if->state = REP_REGISTERED; |
7968 |
++ atomic_set(&rep_if->state, REP_REGISTERED); |
7969 |
+ } |
7970 |
+ } |
7971 |
+ EXPORT_SYMBOL(mlx5_eswitch_register_vport_reps); |
7972 |
+@@ -2091,7 +2087,7 @@ void mlx5_eswitch_unregister_vport_reps(struct mlx5_eswitch *esw, u8 rep_type) |
7973 |
+ __unload_reps_all_vport(esw, max_vf, rep_type); |
7974 |
+ |
7975 |
+ mlx5_esw_for_all_reps(esw, i, rep) |
7976 |
+- rep->rep_if[rep_type].state = REP_UNREGISTERED; |
7977 |
++ atomic_set(&rep->rep_if[rep_type].state, REP_UNREGISTERED); |
7978 |
+ } |
7979 |
+ EXPORT_SYMBOL(mlx5_eswitch_unregister_vport_reps); |
7980 |
+ |
7981 |
+@@ -2111,7 +2107,7 @@ void *mlx5_eswitch_get_proto_dev(struct mlx5_eswitch *esw, |
7982 |
+ |
7983 |
+ rep = mlx5_eswitch_get_rep(esw, vport); |
7984 |
+ |
7985 |
+- if (rep->rep_if[rep_type].state == REP_LOADED && |
7986 |
++ if (atomic_read(&rep->rep_if[rep_type].state) == REP_LOADED && |
7987 |
+ rep->rep_if[rep_type].get_proto_dev) |
7988 |
+ return rep->rep_if[rep_type].get_proto_dev(rep); |
7989 |
+ return NULL; |
7990 |
+diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c |
7991 |
+index a591583d120e..dd12b73a8853 100644 |
7992 |
+--- a/drivers/net/ethernet/ti/cpsw.c |
7993 |
++++ b/drivers/net/ethernet/ti/cpsw.c |
7994 |
+@@ -800,12 +800,17 @@ static int cpsw_purge_all_mc(struct net_device *ndev, const u8 *addr, int num) |
7995 |
+ |
7996 |
+ static void cpsw_ndo_set_rx_mode(struct net_device *ndev) |
7997 |
+ { |
7998 |
+- struct cpsw_common *cpsw = ndev_to_cpsw(ndev); |
7999 |
++ struct cpsw_priv *priv = netdev_priv(ndev); |
8000 |
++ struct cpsw_common *cpsw = priv->cpsw; |
8001 |
++ int slave_port = -1; |
8002 |
++ |
8003 |
++ if (cpsw->data.dual_emac) |
8004 |
++ slave_port = priv->emac_port + 1; |
8005 |
+ |
8006 |
+ if (ndev->flags & IFF_PROMISC) { |
8007 |
+ /* Enable promiscuous mode */ |
8008 |
+ cpsw_set_promiscious(ndev, true); |
8009 |
+- cpsw_ale_set_allmulti(cpsw->ale, IFF_ALLMULTI); |
8010 |
++ cpsw_ale_set_allmulti(cpsw->ale, IFF_ALLMULTI, slave_port); |
8011 |
+ return; |
8012 |
+ } else { |
8013 |
+ /* Disable promiscuous mode */ |
8014 |
+@@ -813,7 +818,8 @@ static void cpsw_ndo_set_rx_mode(struct net_device *ndev) |
8015 |
+ } |
8016 |
+ |
8017 |
+ /* Restore allmulti on vlans if necessary */ |
8018 |
+- cpsw_ale_set_allmulti(cpsw->ale, ndev->flags & IFF_ALLMULTI); |
8019 |
++ cpsw_ale_set_allmulti(cpsw->ale, |
8020 |
++ ndev->flags & IFF_ALLMULTI, slave_port); |
8021 |
+ |
8022 |
+ /* add/remove mcast address either for real netdev or for vlan */ |
8023 |
+ __hw_addr_ref_sync_dev(&ndev->mc, ndev, cpsw_add_mc_addr, |
8024 |
+diff --git a/drivers/net/ethernet/ti/cpsw_ale.c b/drivers/net/ethernet/ti/cpsw_ale.c |
8025 |
+index 798c989d5d93..b3d9591b4824 100644 |
8026 |
+--- a/drivers/net/ethernet/ti/cpsw_ale.c |
8027 |
++++ b/drivers/net/ethernet/ti/cpsw_ale.c |
8028 |
+@@ -482,24 +482,25 @@ int cpsw_ale_del_vlan(struct cpsw_ale *ale, u16 vid, int port_mask) |
8029 |
+ } |
8030 |
+ EXPORT_SYMBOL_GPL(cpsw_ale_del_vlan); |
8031 |
+ |
8032 |
+-void cpsw_ale_set_allmulti(struct cpsw_ale *ale, int allmulti) |
8033 |
++void cpsw_ale_set_allmulti(struct cpsw_ale *ale, int allmulti, int port) |
8034 |
+ { |
8035 |
+ u32 ale_entry[ALE_ENTRY_WORDS]; |
8036 |
+- int type, idx; |
8037 |
+ int unreg_mcast = 0; |
8038 |
+- |
8039 |
+- /* Only bother doing the work if the setting is actually changing */ |
8040 |
+- if (ale->allmulti == allmulti) |
8041 |
+- return; |
8042 |
+- |
8043 |
+- /* Remember the new setting to check against next time */ |
8044 |
+- ale->allmulti = allmulti; |
8045 |
++ int type, idx; |
8046 |
+ |
8047 |
+ for (idx = 0; idx < ale->params.ale_entries; idx++) { |
8048 |
++ int vlan_members; |
8049 |
++ |
8050 |
+ cpsw_ale_read(ale, idx, ale_entry); |
8051 |
+ type = cpsw_ale_get_entry_type(ale_entry); |
8052 |
+ if (type != ALE_TYPE_VLAN) |
8053 |
+ continue; |
8054 |
++ vlan_members = |
8055 |
++ cpsw_ale_get_vlan_member_list(ale_entry, |
8056 |
++ ale->vlan_field_bits); |
8057 |
++ |
8058 |
++ if (port != -1 && !(vlan_members & BIT(port))) |
8059 |
++ continue; |
8060 |
+ |
8061 |
+ unreg_mcast = |
8062 |
+ cpsw_ale_get_vlan_unreg_mcast(ale_entry, |
8063 |
+diff --git a/drivers/net/ethernet/ti/cpsw_ale.h b/drivers/net/ethernet/ti/cpsw_ale.h |
8064 |
+index cd07a3e96d57..1fe196d8a5e4 100644 |
8065 |
+--- a/drivers/net/ethernet/ti/cpsw_ale.h |
8066 |
++++ b/drivers/net/ethernet/ti/cpsw_ale.h |
8067 |
+@@ -37,7 +37,6 @@ struct cpsw_ale { |
8068 |
+ struct cpsw_ale_params params; |
8069 |
+ struct timer_list timer; |
8070 |
+ unsigned long ageout; |
8071 |
+- int allmulti; |
8072 |
+ u32 version; |
8073 |
+ /* These bits are different on NetCP NU Switch ALE */ |
8074 |
+ u32 port_mask_bits; |
8075 |
+@@ -116,7 +115,7 @@ int cpsw_ale_del_mcast(struct cpsw_ale *ale, const u8 *addr, int port_mask, |
8076 |
+ int cpsw_ale_add_vlan(struct cpsw_ale *ale, u16 vid, int port, int untag, |
8077 |
+ int reg_mcast, int unreg_mcast); |
8078 |
+ int cpsw_ale_del_vlan(struct cpsw_ale *ale, u16 vid, int port); |
8079 |
+-void cpsw_ale_set_allmulti(struct cpsw_ale *ale, int allmulti); |
8080 |
++void cpsw_ale_set_allmulti(struct cpsw_ale *ale, int allmulti, int port); |
8081 |
+ |
8082 |
+ int cpsw_ale_control_get(struct cpsw_ale *ale, int port, int control); |
8083 |
+ int cpsw_ale_control_set(struct cpsw_ale *ale, int port, |
8084 |
+diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c |
8085 |
+index e0dce373cdd9..3d4a166a49d5 100644 |
8086 |
+--- a/drivers/net/hyperv/netvsc.c |
8087 |
++++ b/drivers/net/hyperv/netvsc.c |
8088 |
+@@ -875,12 +875,6 @@ static inline int netvsc_send_pkt( |
8089 |
+ } else if (ret == -EAGAIN) { |
8090 |
+ netif_tx_stop_queue(txq); |
8091 |
+ ndev_ctx->eth_stats.stop_queue++; |
8092 |
+- if (atomic_read(&nvchan->queue_sends) < 1 && |
8093 |
+- !net_device->tx_disable) { |
8094 |
+- netif_tx_wake_queue(txq); |
8095 |
+- ndev_ctx->eth_stats.wake_queue++; |
8096 |
+- ret = -ENOSPC; |
8097 |
+- } |
8098 |
+ } else { |
8099 |
+ netdev_err(ndev, |
8100 |
+ "Unable to send packet pages %u len %u, ret %d\n", |
8101 |
+@@ -888,6 +882,15 @@ static inline int netvsc_send_pkt( |
8102 |
+ ret); |
8103 |
+ } |
8104 |
+ |
8105 |
++ if (netif_tx_queue_stopped(txq) && |
8106 |
++ atomic_read(&nvchan->queue_sends) < 1 && |
8107 |
++ !net_device->tx_disable) { |
8108 |
++ netif_tx_wake_queue(txq); |
8109 |
++ ndev_ctx->eth_stats.wake_queue++; |
8110 |
++ if (ret == -EAGAIN) |
8111 |
++ ret = -ENOSPC; |
8112 |
++ } |
8113 |
++ |
8114 |
+ return ret; |
8115 |
+ } |
8116 |
+ |
8117 |
+diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c |
8118 |
+index cd5966b0db57..f6a6cc5bf118 100644 |
8119 |
+--- a/drivers/net/phy/phy_device.c |
8120 |
++++ b/drivers/net/phy/phy_device.c |
8121 |
+@@ -1829,13 +1829,25 @@ EXPORT_SYMBOL(genphy_read_status); |
8122 |
+ */ |
8123 |
+ int genphy_soft_reset(struct phy_device *phydev) |
8124 |
+ { |
8125 |
++ u16 res = BMCR_RESET; |
8126 |
+ int ret; |
8127 |
+ |
8128 |
+- ret = phy_set_bits(phydev, MII_BMCR, BMCR_RESET); |
8129 |
++ if (phydev->autoneg == AUTONEG_ENABLE) |
8130 |
++ res |= BMCR_ANRESTART; |
8131 |
++ |
8132 |
++ ret = phy_modify(phydev, MII_BMCR, BMCR_ISOLATE, res); |
8133 |
+ if (ret < 0) |
8134 |
+ return ret; |
8135 |
+ |
8136 |
+- return phy_poll_reset(phydev); |
8137 |
++ ret = phy_poll_reset(phydev); |
8138 |
++ if (ret) |
8139 |
++ return ret; |
8140 |
++ |
8141 |
++ /* BMCR may be reset to defaults */ |
8142 |
++ if (phydev->autoneg == AUTONEG_DISABLE) |
8143 |
++ ret = genphy_setup_forced(phydev); |
8144 |
++ |
8145 |
++ return ret; |
8146 |
+ } |
8147 |
+ EXPORT_SYMBOL(genphy_soft_reset); |
8148 |
+ |
8149 |
+diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c |
8150 |
+index 366217263d70..d9a6699abe59 100644 |
8151 |
+--- a/drivers/net/usb/qmi_wwan.c |
8152 |
++++ b/drivers/net/usb/qmi_wwan.c |
8153 |
+@@ -63,6 +63,7 @@ enum qmi_wwan_flags { |
8154 |
+ |
8155 |
+ enum qmi_wwan_quirks { |
8156 |
+ QMI_WWAN_QUIRK_DTR = 1 << 0, /* needs "set DTR" request */ |
8157 |
++ QMI_WWAN_QUIRK_QUECTEL_DYNCFG = 1 << 1, /* check num. endpoints */ |
8158 |
+ }; |
8159 |
+ |
8160 |
+ struct qmimux_hdr { |
8161 |
+@@ -845,6 +846,16 @@ static const struct driver_info qmi_wwan_info_quirk_dtr = { |
8162 |
+ .data = QMI_WWAN_QUIRK_DTR, |
8163 |
+ }; |
8164 |
+ |
8165 |
++static const struct driver_info qmi_wwan_info_quirk_quectel_dyncfg = { |
8166 |
++ .description = "WWAN/QMI device", |
8167 |
++ .flags = FLAG_WWAN | FLAG_SEND_ZLP, |
8168 |
++ .bind = qmi_wwan_bind, |
8169 |
++ .unbind = qmi_wwan_unbind, |
8170 |
++ .manage_power = qmi_wwan_manage_power, |
8171 |
++ .rx_fixup = qmi_wwan_rx_fixup, |
8172 |
++ .data = QMI_WWAN_QUIRK_DTR | QMI_WWAN_QUIRK_QUECTEL_DYNCFG, |
8173 |
++}; |
8174 |
++ |
8175 |
+ #define HUAWEI_VENDOR_ID 0x12D1 |
8176 |
+ |
8177 |
+ /* map QMI/wwan function by a fixed interface number */ |
8178 |
+@@ -865,6 +876,15 @@ static const struct driver_info qmi_wwan_info_quirk_dtr = { |
8179 |
+ #define QMI_GOBI_DEVICE(vend, prod) \ |
8180 |
+ QMI_FIXED_INTF(vend, prod, 0) |
8181 |
+ |
8182 |
++/* Quectel does not use fixed interface numbers on at least some of their |
8183 |
++ * devices. We need to check the number of endpoints to ensure that we bind to |
8184 |
++ * the correct interface. |
8185 |
++ */ |
8186 |
++#define QMI_QUIRK_QUECTEL_DYNCFG(vend, prod) \ |
8187 |
++ USB_DEVICE_AND_INTERFACE_INFO(vend, prod, USB_CLASS_VENDOR_SPEC, \ |
8188 |
++ USB_SUBCLASS_VENDOR_SPEC, 0xff), \ |
8189 |
++ .driver_info = (unsigned long)&qmi_wwan_info_quirk_quectel_dyncfg |
8190 |
++ |
8191 |
+ static const struct usb_device_id products[] = { |
8192 |
+ /* 1. CDC ECM like devices match on the control interface */ |
8193 |
+ { /* Huawei E392, E398 and possibly others sharing both device id and more... */ |
8194 |
+@@ -969,20 +989,9 @@ static const struct usb_device_id products[] = { |
8195 |
+ USB_DEVICE_AND_INTERFACE_INFO(0x03f0, 0x581d, USB_CLASS_VENDOR_SPEC, 1, 7), |
8196 |
+ .driver_info = (unsigned long)&qmi_wwan_info, |
8197 |
+ }, |
8198 |
+- { /* Quectel EP06/EG06/EM06 */ |
8199 |
+- USB_DEVICE_AND_INTERFACE_INFO(0x2c7c, 0x0306, |
8200 |
+- USB_CLASS_VENDOR_SPEC, |
8201 |
+- USB_SUBCLASS_VENDOR_SPEC, |
8202 |
+- 0xff), |
8203 |
+- .driver_info = (unsigned long)&qmi_wwan_info_quirk_dtr, |
8204 |
+- }, |
8205 |
+- { /* Quectel EG12/EM12 */ |
8206 |
+- USB_DEVICE_AND_INTERFACE_INFO(0x2c7c, 0x0512, |
8207 |
+- USB_CLASS_VENDOR_SPEC, |
8208 |
+- USB_SUBCLASS_VENDOR_SPEC, |
8209 |
+- 0xff), |
8210 |
+- .driver_info = (unsigned long)&qmi_wwan_info_quirk_dtr, |
8211 |
+- }, |
8212 |
++ {QMI_QUIRK_QUECTEL_DYNCFG(0x2c7c, 0x0125)}, /* Quectel EC25, EC20 R2.0 Mini PCIe */ |
8213 |
++ {QMI_QUIRK_QUECTEL_DYNCFG(0x2c7c, 0x0306)}, /* Quectel EP06/EG06/EM06 */ |
8214 |
++ {QMI_QUIRK_QUECTEL_DYNCFG(0x2c7c, 0x0512)}, /* Quectel EG12/EM12 */ |
8215 |
+ |
8216 |
+ /* 3. Combined interface devices matching on interface number */ |
8217 |
+ {QMI_FIXED_INTF(0x0408, 0xea42, 4)}, /* Yota / Megafon M100-1 */ |
8218 |
+@@ -1283,7 +1292,6 @@ static const struct usb_device_id products[] = { |
8219 |
+ {QMI_FIXED_INTF(0x03f0, 0x9d1d, 1)}, /* HP lt4120 Snapdragon X5 LTE */ |
8220 |
+ {QMI_FIXED_INTF(0x22de, 0x9061, 3)}, /* WeTelecom WPD-600N */ |
8221 |
+ {QMI_QUIRK_SET_DTR(0x1e0e, 0x9001, 5)}, /* SIMCom 7100E, 7230E, 7600E ++ */ |
8222 |
+- {QMI_QUIRK_SET_DTR(0x2c7c, 0x0125, 4)}, /* Quectel EC25, EC20 R2.0 Mini PCIe */ |
8223 |
+ {QMI_QUIRK_SET_DTR(0x2c7c, 0x0121, 4)}, /* Quectel EC21 Mini PCIe */ |
8224 |
+ {QMI_QUIRK_SET_DTR(0x2c7c, 0x0191, 4)}, /* Quectel EG91 */ |
8225 |
+ {QMI_FIXED_INTF(0x2c7c, 0x0296, 4)}, /* Quectel BG96 */ |
8226 |
+@@ -1363,27 +1371,12 @@ static bool quectel_ec20_detected(struct usb_interface *intf) |
8227 |
+ return false; |
8228 |
+ } |
8229 |
+ |
8230 |
+-static bool quectel_diag_detected(struct usb_interface *intf) |
8231 |
+-{ |
8232 |
+- struct usb_device *dev = interface_to_usbdev(intf); |
8233 |
+- struct usb_interface_descriptor intf_desc = intf->cur_altsetting->desc; |
8234 |
+- u16 id_vendor = le16_to_cpu(dev->descriptor.idVendor); |
8235 |
+- u16 id_product = le16_to_cpu(dev->descriptor.idProduct); |
8236 |
+- |
8237 |
+- if (id_vendor != 0x2c7c || intf_desc.bNumEndpoints != 2) |
8238 |
+- return false; |
8239 |
+- |
8240 |
+- if (id_product == 0x0306 || id_product == 0x0512) |
8241 |
+- return true; |
8242 |
+- else |
8243 |
+- return false; |
8244 |
+-} |
8245 |
+- |
8246 |
+ static int qmi_wwan_probe(struct usb_interface *intf, |
8247 |
+ const struct usb_device_id *prod) |
8248 |
+ { |
8249 |
+ struct usb_device_id *id = (struct usb_device_id *)prod; |
8250 |
+ struct usb_interface_descriptor *desc = &intf->cur_altsetting->desc; |
8251 |
++ const struct driver_info *info; |
8252 |
+ |
8253 |
+ /* Workaround to enable dynamic IDs. This disables usbnet |
8254 |
+ * blacklisting functionality. Which, if required, can be |
8255 |
+@@ -1417,10 +1410,14 @@ static int qmi_wwan_probe(struct usb_interface *intf, |
8256 |
+ * we need to match on class/subclass/protocol. These values are |
8257 |
+ * identical for the diagnostic- and QMI-interface, but bNumEndpoints is |
8258 |
+ * different. Ignore the current interface if the number of endpoints |
8259 |
+- * the number for the diag interface (two). |
8260 |
++ * equals the number for the diag interface (two). |
8261 |
+ */ |
8262 |
+- if (quectel_diag_detected(intf)) |
8263 |
+- return -ENODEV; |
8264 |
++ info = (void *)&id->driver_info; |
8265 |
++ |
8266 |
++ if (info->data & QMI_WWAN_QUIRK_QUECTEL_DYNCFG) { |
8267 |
++ if (desc->bNumEndpoints == 2) |
8268 |
++ return -ENODEV; |
8269 |
++ } |
8270 |
+ |
8271 |
+ return usbnet_probe(intf, id); |
8272 |
+ } |
8273 |
+diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c |
8274 |
+index a1e226652b4a..692730415d78 100644 |
8275 |
+--- a/drivers/net/wireless/ath/wil6210/cfg80211.c |
8276 |
++++ b/drivers/net/wireless/ath/wil6210/cfg80211.c |
8277 |
+@@ -1274,7 +1274,12 @@ int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, |
8278 |
+ params->wait); |
8279 |
+ |
8280 |
+ out: |
8281 |
++ /* when the sent packet was not acked by receiver(ACK=0), rc will |
8282 |
++ * be -EAGAIN. In this case this function needs to return success, |
8283 |
++ * the ACK=0 will be reflected in tx_status. |
8284 |
++ */ |
8285 |
+ tx_status = (rc == 0); |
8286 |
++ rc = (rc == -EAGAIN) ? 0 : rc; |
8287 |
+ cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len, |
8288 |
+ tx_status, GFP_KERNEL); |
8289 |
+ |
8290 |
+diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c |
8291 |
+index bda4a9712f91..63116f4b62c7 100644 |
8292 |
+--- a/drivers/net/wireless/ath/wil6210/wmi.c |
8293 |
++++ b/drivers/net/wireless/ath/wil6210/wmi.c |
8294 |
+@@ -3502,8 +3502,9 @@ int wmi_mgmt_tx(struct wil6210_vif *vif, const u8 *buf, size_t len) |
8295 |
+ rc = wmi_call(wil, WMI_SW_TX_REQ_CMDID, vif->mid, cmd, total, |
8296 |
+ WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); |
8297 |
+ if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) { |
8298 |
+- wil_err(wil, "mgmt_tx failed with status %d\n", evt.evt.status); |
8299 |
+- rc = -EINVAL; |
8300 |
++ wil_dbg_wmi(wil, "mgmt_tx failed with status %d\n", |
8301 |
++ evt.evt.status); |
8302 |
++ rc = -EAGAIN; |
8303 |
+ } |
8304 |
+ |
8305 |
+ kfree(cmd); |
8306 |
+@@ -3555,9 +3556,9 @@ int wmi_mgmt_tx_ext(struct wil6210_vif *vif, const u8 *buf, size_t len, |
8307 |
+ rc = wmi_call(wil, WMI_SW_TX_REQ_EXT_CMDID, vif->mid, cmd, total, |
8308 |
+ WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); |
8309 |
+ if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) { |
8310 |
+- wil_err(wil, "mgmt_tx_ext failed with status %d\n", |
8311 |
+- evt.evt.status); |
8312 |
+- rc = -EINVAL; |
8313 |
++ wil_dbg_wmi(wil, "mgmt_tx_ext failed with status %d\n", |
8314 |
++ evt.evt.status); |
8315 |
++ rc = -EAGAIN; |
8316 |
+ } |
8317 |
+ |
8318 |
+ kfree(cmd); |
8319 |
+diff --git a/drivers/net/wireless/atmel/at76c50x-usb.c b/drivers/net/wireless/atmel/at76c50x-usb.c |
8320 |
+index e99e766a3028..1cabae424839 100644 |
8321 |
+--- a/drivers/net/wireless/atmel/at76c50x-usb.c |
8322 |
++++ b/drivers/net/wireless/atmel/at76c50x-usb.c |
8323 |
+@@ -2585,8 +2585,8 @@ static int __init at76_mod_init(void) |
8324 |
+ if (result < 0) |
8325 |
+ printk(KERN_ERR DRIVER_NAME |
8326 |
+ ": usb_register failed (status %d)\n", result); |
8327 |
+- |
8328 |
+- led_trigger_register_simple("at76_usb-tx", &ledtrig_tx); |
8329 |
++ else |
8330 |
++ led_trigger_register_simple("at76_usb-tx", &ledtrig_tx); |
8331 |
+ return result; |
8332 |
+ } |
8333 |
+ |
8334 |
+diff --git a/drivers/net/wireless/broadcom/b43/phy_lp.c b/drivers/net/wireless/broadcom/b43/phy_lp.c |
8335 |
+index 46408a560814..aedee026c5e2 100644 |
8336 |
+--- a/drivers/net/wireless/broadcom/b43/phy_lp.c |
8337 |
++++ b/drivers/net/wireless/broadcom/b43/phy_lp.c |
8338 |
+@@ -1835,7 +1835,7 @@ static void lpphy_papd_cal(struct b43_wldev *dev, struct lpphy_tx_gains gains, |
8339 |
+ static void lpphy_papd_cal_txpwr(struct b43_wldev *dev) |
8340 |
+ { |
8341 |
+ struct b43_phy_lp *lpphy = dev->phy.lp; |
8342 |
+- struct lpphy_tx_gains gains, oldgains; |
8343 |
++ struct lpphy_tx_gains oldgains; |
8344 |
+ int old_txpctl, old_afe_ovr, old_rf, old_bbmult; |
8345 |
+ |
8346 |
+ lpphy_read_tx_pctl_mode_from_hardware(dev); |
8347 |
+@@ -1849,9 +1849,9 @@ static void lpphy_papd_cal_txpwr(struct b43_wldev *dev) |
8348 |
+ lpphy_set_tx_power_control(dev, B43_LPPHY_TXPCTL_OFF); |
8349 |
+ |
8350 |
+ if (dev->dev->chip_id == 0x4325 && dev->dev->chip_rev == 0) |
8351 |
+- lpphy_papd_cal(dev, gains, 0, 1, 30); |
8352 |
++ lpphy_papd_cal(dev, oldgains, 0, 1, 30); |
8353 |
+ else |
8354 |
+- lpphy_papd_cal(dev, gains, 0, 1, 65); |
8355 |
++ lpphy_papd_cal(dev, oldgains, 0, 1, 65); |
8356 |
+ |
8357 |
+ if (old_afe_ovr) |
8358 |
+ lpphy_set_tx_gains(dev, oldgains); |
8359 |
+diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c |
8360 |
+index e92f6351bd22..8ee8af4e7ec4 100644 |
8361 |
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c |
8362 |
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c |
8363 |
+@@ -5464,6 +5464,8 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
8364 |
+ conn_info->req_ie = |
8365 |
+ kmemdup(cfg->extra_buf, conn_info->req_ie_len, |
8366 |
+ GFP_KERNEL); |
8367 |
++ if (!conn_info->req_ie) |
8368 |
++ conn_info->req_ie_len = 0; |
8369 |
+ } else { |
8370 |
+ conn_info->req_ie_len = 0; |
8371 |
+ conn_info->req_ie = NULL; |
8372 |
+@@ -5480,6 +5482,8 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, |
8373 |
+ conn_info->resp_ie = |
8374 |
+ kmemdup(cfg->extra_buf, conn_info->resp_ie_len, |
8375 |
+ GFP_KERNEL); |
8376 |
++ if (!conn_info->resp_ie) |
8377 |
++ conn_info->resp_ie_len = 0; |
8378 |
+ } else { |
8379 |
+ conn_info->resp_ie_len = 0; |
8380 |
+ conn_info->resp_ie = NULL; |
8381 |
+diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c |
8382 |
+index 4fbe8791f674..24ed19ed116e 100644 |
8383 |
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c |
8384 |
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c |
8385 |
+@@ -841,17 +841,17 @@ static void brcmf_del_if(struct brcmf_pub *drvr, s32 bsscfgidx, |
8386 |
+ bool rtnl_locked) |
8387 |
+ { |
8388 |
+ struct brcmf_if *ifp; |
8389 |
++ int ifidx; |
8390 |
+ |
8391 |
+ ifp = drvr->iflist[bsscfgidx]; |
8392 |
+- drvr->iflist[bsscfgidx] = NULL; |
8393 |
+ if (!ifp) { |
8394 |
+ bphy_err(drvr, "Null interface, bsscfgidx=%d\n", bsscfgidx); |
8395 |
+ return; |
8396 |
+ } |
8397 |
+ brcmf_dbg(TRACE, "Enter, bsscfgidx=%d, ifidx=%d\n", bsscfgidx, |
8398 |
+ ifp->ifidx); |
8399 |
+- if (drvr->if2bss[ifp->ifidx] == bsscfgidx) |
8400 |
+- drvr->if2bss[ifp->ifidx] = BRCMF_BSSIDX_INVALID; |
8401 |
++ ifidx = ifp->ifidx; |
8402 |
++ |
8403 |
+ if (ifp->ndev) { |
8404 |
+ if (bsscfgidx == 0) { |
8405 |
+ if (ifp->ndev->netdev_ops == &brcmf_netdev_ops_pri) { |
8406 |
+@@ -879,6 +879,10 @@ static void brcmf_del_if(struct brcmf_pub *drvr, s32 bsscfgidx, |
8407 |
+ brcmf_p2p_ifp_removed(ifp, rtnl_locked); |
8408 |
+ kfree(ifp); |
8409 |
+ } |
8410 |
++ |
8411 |
++ drvr->iflist[bsscfgidx] = NULL; |
8412 |
++ if (drvr->if2bss[ifidx] == bsscfgidx) |
8413 |
++ drvr->if2bss[ifidx] = BRCMF_BSSIDX_INVALID; |
8414 |
+ } |
8415 |
+ |
8416 |
+ void brcmf_remove_interface(struct brcmf_if *ifp, bool rtnl_locked) |
8417 |
+diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c |
8418 |
+index abeb305492e0..d48b8b2d946f 100644 |
8419 |
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c |
8420 |
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c |
8421 |
+@@ -580,24 +580,6 @@ static bool brcmf_fws_ifidx_match(struct sk_buff *skb, void *arg) |
8422 |
+ return ifidx == *(int *)arg; |
8423 |
+ } |
8424 |
+ |
8425 |
+-static void brcmf_fws_psq_flush(struct brcmf_fws_info *fws, struct pktq *q, |
8426 |
+- int ifidx) |
8427 |
+-{ |
8428 |
+- bool (*matchfn)(struct sk_buff *, void *) = NULL; |
8429 |
+- struct sk_buff *skb; |
8430 |
+- int prec; |
8431 |
+- |
8432 |
+- if (ifidx != -1) |
8433 |
+- matchfn = brcmf_fws_ifidx_match; |
8434 |
+- for (prec = 0; prec < q->num_prec; prec++) { |
8435 |
+- skb = brcmu_pktq_pdeq_match(q, prec, matchfn, &ifidx); |
8436 |
+- while (skb) { |
8437 |
+- brcmu_pkt_buf_free_skb(skb); |
8438 |
+- skb = brcmu_pktq_pdeq_match(q, prec, matchfn, &ifidx); |
8439 |
+- } |
8440 |
+- } |
8441 |
+-} |
8442 |
+- |
8443 |
+ static void brcmf_fws_hanger_init(struct brcmf_fws_hanger *hanger) |
8444 |
+ { |
8445 |
+ int i; |
8446 |
+@@ -669,6 +651,28 @@ static inline int brcmf_fws_hanger_poppkt(struct brcmf_fws_hanger *h, |
8447 |
+ return 0; |
8448 |
+ } |
8449 |
+ |
8450 |
++static void brcmf_fws_psq_flush(struct brcmf_fws_info *fws, struct pktq *q, |
8451 |
++ int ifidx) |
8452 |
++{ |
8453 |
++ bool (*matchfn)(struct sk_buff *, void *) = NULL; |
8454 |
++ struct sk_buff *skb; |
8455 |
++ int prec; |
8456 |
++ u32 hslot; |
8457 |
++ |
8458 |
++ if (ifidx != -1) |
8459 |
++ matchfn = brcmf_fws_ifidx_match; |
8460 |
++ for (prec = 0; prec < q->num_prec; prec++) { |
8461 |
++ skb = brcmu_pktq_pdeq_match(q, prec, matchfn, &ifidx); |
8462 |
++ while (skb) { |
8463 |
++ hslot = brcmf_skb_htod_tag_get_field(skb, HSLOT); |
8464 |
++ brcmf_fws_hanger_poppkt(&fws->hanger, hslot, &skb, |
8465 |
++ true); |
8466 |
++ brcmu_pkt_buf_free_skb(skb); |
8467 |
++ skb = brcmu_pktq_pdeq_match(q, prec, matchfn, &ifidx); |
8468 |
++ } |
8469 |
++ } |
8470 |
++} |
8471 |
++ |
8472 |
+ static int brcmf_fws_hanger_mark_suppressed(struct brcmf_fws_hanger *h, |
8473 |
+ u32 slot_id) |
8474 |
+ { |
8475 |
+@@ -2200,6 +2204,8 @@ void brcmf_fws_del_interface(struct brcmf_if *ifp) |
8476 |
+ brcmf_fws_lock(fws); |
8477 |
+ ifp->fws_desc = NULL; |
8478 |
+ brcmf_dbg(TRACE, "deleting %s\n", entry->name); |
8479 |
++ brcmf_fws_macdesc_cleanup(fws, &fws->desc.iface[ifp->ifidx], |
8480 |
++ ifp->ifidx); |
8481 |
+ brcmf_fws_macdesc_deinit(entry); |
8482 |
+ brcmf_fws_cleanup(fws, ifp->ifidx); |
8483 |
+ brcmf_fws_unlock(fws); |
8484 |
+diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c |
8485 |
+index e9cbfd077710..81e1842f1d8c 100644 |
8486 |
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c |
8487 |
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c |
8488 |
+@@ -160,7 +160,7 @@ struct brcmf_usbdev_info { |
8489 |
+ |
8490 |
+ struct usb_device *usbdev; |
8491 |
+ struct device *dev; |
8492 |
+- struct mutex dev_init_lock; |
8493 |
++ struct completion dev_init_done; |
8494 |
+ |
8495 |
+ int ctl_in_pipe, ctl_out_pipe; |
8496 |
+ struct urb *ctl_urb; /* URB for control endpoint */ |
8497 |
+@@ -682,12 +682,18 @@ static int brcmf_usb_up(struct device *dev) |
8498 |
+ |
8499 |
+ static void brcmf_cancel_all_urbs(struct brcmf_usbdev_info *devinfo) |
8500 |
+ { |
8501 |
++ int i; |
8502 |
++ |
8503 |
+ if (devinfo->ctl_urb) |
8504 |
+ usb_kill_urb(devinfo->ctl_urb); |
8505 |
+ if (devinfo->bulk_urb) |
8506 |
+ usb_kill_urb(devinfo->bulk_urb); |
8507 |
+- brcmf_usb_free_q(&devinfo->tx_postq, true); |
8508 |
+- brcmf_usb_free_q(&devinfo->rx_postq, true); |
8509 |
++ if (devinfo->tx_reqs) |
8510 |
++ for (i = 0; i < devinfo->bus_pub.ntxq; i++) |
8511 |
++ usb_kill_urb(devinfo->tx_reqs[i].urb); |
8512 |
++ if (devinfo->rx_reqs) |
8513 |
++ for (i = 0; i < devinfo->bus_pub.nrxq; i++) |
8514 |
++ usb_kill_urb(devinfo->rx_reqs[i].urb); |
8515 |
+ } |
8516 |
+ |
8517 |
+ static void brcmf_usb_down(struct device *dev) |
8518 |
+@@ -1193,11 +1199,11 @@ static void brcmf_usb_probe_phase2(struct device *dev, int ret, |
8519 |
+ if (ret) |
8520 |
+ goto error; |
8521 |
+ |
8522 |
+- mutex_unlock(&devinfo->dev_init_lock); |
8523 |
++ complete(&devinfo->dev_init_done); |
8524 |
+ return; |
8525 |
+ error: |
8526 |
+ brcmf_dbg(TRACE, "failed: dev=%s, err=%d\n", dev_name(dev), ret); |
8527 |
+- mutex_unlock(&devinfo->dev_init_lock); |
8528 |
++ complete(&devinfo->dev_init_done); |
8529 |
+ device_release_driver(dev); |
8530 |
+ } |
8531 |
+ |
8532 |
+@@ -1265,7 +1271,7 @@ static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo) |
8533 |
+ if (ret) |
8534 |
+ goto fail; |
8535 |
+ /* we are done */ |
8536 |
+- mutex_unlock(&devinfo->dev_init_lock); |
8537 |
++ complete(&devinfo->dev_init_done); |
8538 |
+ return 0; |
8539 |
+ } |
8540 |
+ bus->chip = bus_pub->devid; |
8541 |
+@@ -1325,11 +1331,10 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) |
8542 |
+ |
8543 |
+ devinfo->usbdev = usb; |
8544 |
+ devinfo->dev = &usb->dev; |
8545 |
+- /* Take an init lock, to protect for disconnect while still loading. |
8546 |
++ /* Init completion, to protect for disconnect while still loading. |
8547 |
+ * Necessary because of the asynchronous firmware load construction |
8548 |
+ */ |
8549 |
+- mutex_init(&devinfo->dev_init_lock); |
8550 |
+- mutex_lock(&devinfo->dev_init_lock); |
8551 |
++ init_completion(&devinfo->dev_init_done); |
8552 |
+ |
8553 |
+ usb_set_intfdata(intf, devinfo); |
8554 |
+ |
8555 |
+@@ -1407,7 +1412,7 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) |
8556 |
+ return 0; |
8557 |
+ |
8558 |
+ fail: |
8559 |
+- mutex_unlock(&devinfo->dev_init_lock); |
8560 |
++ complete(&devinfo->dev_init_done); |
8561 |
+ kfree(devinfo); |
8562 |
+ usb_set_intfdata(intf, NULL); |
8563 |
+ return ret; |
8564 |
+@@ -1422,7 +1427,7 @@ brcmf_usb_disconnect(struct usb_interface *intf) |
8565 |
+ devinfo = (struct brcmf_usbdev_info *)usb_get_intfdata(intf); |
8566 |
+ |
8567 |
+ if (devinfo) { |
8568 |
+- mutex_lock(&devinfo->dev_init_lock); |
8569 |
++ wait_for_completion(&devinfo->dev_init_done); |
8570 |
+ /* Make sure that devinfo still exists. Firmware probe routines |
8571 |
+ * may have released the device and cleared the intfdata. |
8572 |
+ */ |
8573 |
+diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/vendor.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/vendor.c |
8574 |
+index 8eff2753abad..d493021f6031 100644 |
8575 |
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/vendor.c |
8576 |
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/vendor.c |
8577 |
+@@ -35,9 +35,10 @@ static int brcmf_cfg80211_vndr_cmds_dcmd_handler(struct wiphy *wiphy, |
8578 |
+ struct brcmf_if *ifp; |
8579 |
+ const struct brcmf_vndr_dcmd_hdr *cmdhdr = data; |
8580 |
+ struct sk_buff *reply; |
8581 |
+- int ret, payload, ret_len; |
8582 |
++ unsigned int payload, ret_len; |
8583 |
+ void *dcmd_buf = NULL, *wr_pointer; |
8584 |
+ u16 msglen, maxmsglen = PAGE_SIZE - 0x100; |
8585 |
++ int ret; |
8586 |
+ |
8587 |
+ if (len < sizeof(*cmdhdr)) { |
8588 |
+ brcmf_err("vendor command too short: %d\n", len); |
8589 |
+@@ -65,7 +66,7 @@ static int brcmf_cfg80211_vndr_cmds_dcmd_handler(struct wiphy *wiphy, |
8590 |
+ brcmf_err("oversize return buffer %d\n", ret_len); |
8591 |
+ ret_len = BRCMF_DCMD_MAXLEN; |
8592 |
+ } |
8593 |
+- payload = max(ret_len, len) + 1; |
8594 |
++ payload = max_t(unsigned int, ret_len, len) + 1; |
8595 |
+ dcmd_buf = vzalloc(payload); |
8596 |
+ if (NULL == dcmd_buf) |
8597 |
+ return -ENOMEM; |
8598 |
+diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c |
8599 |
+index 98d123dd7177..eb452e9dce05 100644 |
8600 |
+--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c |
8601 |
++++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c |
8602 |
+@@ -2277,7 +2277,8 @@ int iwl_mvm_add_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) |
8603 |
+ static const u8 _maddr[] = {0x03, 0x00, 0x00, 0x00, 0x00, 0x00}; |
8604 |
+ const u8 *maddr = _maddr; |
8605 |
+ struct iwl_trans_txq_scd_cfg cfg = { |
8606 |
+- .fifo = IWL_MVM_TX_FIFO_MCAST, |
8607 |
++ .fifo = vif->type == NL80211_IFTYPE_AP ? |
8608 |
++ IWL_MVM_TX_FIFO_MCAST : IWL_MVM_TX_FIFO_BE, |
8609 |
+ .sta_id = msta->sta_id, |
8610 |
+ .tid = 0, |
8611 |
+ .aggregate = false, |
8612 |
+diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c |
8613 |
+index 8d4f0628622b..12f02aaf923e 100644 |
8614 |
+--- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c |
8615 |
++++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c |
8616 |
+@@ -1434,10 +1434,15 @@ out_err: |
8617 |
+ static void iwl_pcie_rx_handle(struct iwl_trans *trans, int queue) |
8618 |
+ { |
8619 |
+ struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); |
8620 |
+- struct iwl_rxq *rxq = &trans_pcie->rxq[queue]; |
8621 |
++ struct iwl_rxq *rxq; |
8622 |
+ u32 r, i, count = 0; |
8623 |
+ bool emergency = false; |
8624 |
+ |
8625 |
++ if (WARN_ON_ONCE(!trans_pcie->rxq || !trans_pcie->rxq[queue].bd)) |
8626 |
++ return; |
8627 |
++ |
8628 |
++ rxq = &trans_pcie->rxq[queue]; |
8629 |
++ |
8630 |
+ restart: |
8631 |
+ spin_lock(&rxq->lock); |
8632 |
+ /* uCode's read index (stored in shared DRAM) indicates the last Rx |
8633 |
+diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c |
8634 |
+index c46f0a54a0c7..e582d9b3e50c 100644 |
8635 |
+--- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c |
8636 |
++++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c |
8637 |
+@@ -4082,16 +4082,20 @@ static int mwifiex_tm_cmd(struct wiphy *wiphy, struct wireless_dev *wdev, |
8638 |
+ |
8639 |
+ if (mwifiex_send_cmd(priv, 0, 0, 0, hostcmd, true)) { |
8640 |
+ dev_err(priv->adapter->dev, "Failed to process hostcmd\n"); |
8641 |
++ kfree(hostcmd); |
8642 |
+ return -EFAULT; |
8643 |
+ } |
8644 |
+ |
8645 |
+ /* process hostcmd response*/ |
8646 |
+ skb = cfg80211_testmode_alloc_reply_skb(wiphy, hostcmd->len); |
8647 |
+- if (!skb) |
8648 |
++ if (!skb) { |
8649 |
++ kfree(hostcmd); |
8650 |
+ return -ENOMEM; |
8651 |
++ } |
8652 |
+ err = nla_put(skb, MWIFIEX_TM_ATTR_DATA, |
8653 |
+ hostcmd->len, hostcmd->cmd); |
8654 |
+ if (err) { |
8655 |
++ kfree(hostcmd); |
8656 |
+ kfree_skb(skb); |
8657 |
+ return -EMSGSIZE; |
8658 |
+ } |
8659 |
+diff --git a/drivers/net/wireless/marvell/mwifiex/cfp.c b/drivers/net/wireless/marvell/mwifiex/cfp.c |
8660 |
+index bfe84e55df77..f1522fb1c1e8 100644 |
8661 |
+--- a/drivers/net/wireless/marvell/mwifiex/cfp.c |
8662 |
++++ b/drivers/net/wireless/marvell/mwifiex/cfp.c |
8663 |
+@@ -531,5 +531,8 @@ u8 mwifiex_adjust_data_rate(struct mwifiex_private *priv, |
8664 |
+ rate_index = (rx_rate > MWIFIEX_RATE_INDEX_OFDM0) ? |
8665 |
+ rx_rate - 1 : rx_rate; |
8666 |
+ |
8667 |
++ if (rate_index >= MWIFIEX_MAX_AC_RX_RATES) |
8668 |
++ rate_index = MWIFIEX_MAX_AC_RX_RATES - 1; |
8669 |
++ |
8670 |
+ return rate_index; |
8671 |
+ } |
8672 |
+diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c |
8673 |
+index 76629b98c78d..8c7ee8302fb8 100644 |
8674 |
+--- a/drivers/net/wireless/mediatek/mt76/dma.c |
8675 |
++++ b/drivers/net/wireless/mediatek/mt76/dma.c |
8676 |
+@@ -271,10 +271,11 @@ mt76_dma_tx_queue_skb_raw(struct mt76_dev *dev, enum mt76_txq_id qid, |
8677 |
+ return 0; |
8678 |
+ } |
8679 |
+ |
8680 |
+-int mt76_dma_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, |
8681 |
++int mt76_dma_tx_queue_skb(struct mt76_dev *dev, enum mt76_txq_id qid, |
8682 |
+ struct sk_buff *skb, struct mt76_wcid *wcid, |
8683 |
+ struct ieee80211_sta *sta) |
8684 |
+ { |
8685 |
++ struct mt76_queue *q = &dev->q_tx[qid]; |
8686 |
+ struct mt76_queue_entry e; |
8687 |
+ struct mt76_txwi_cache *t; |
8688 |
+ struct mt76_queue_buf buf[32]; |
8689 |
+diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h |
8690 |
+index bcbfd3c4a44b..eb882b2cbc0e 100644 |
8691 |
+--- a/drivers/net/wireless/mediatek/mt76/mt76.h |
8692 |
++++ b/drivers/net/wireless/mediatek/mt76/mt76.h |
8693 |
+@@ -156,7 +156,7 @@ struct mt76_queue_ops { |
8694 |
+ struct mt76_queue_buf *buf, int nbufs, u32 info, |
8695 |
+ struct sk_buff *skb, void *txwi); |
8696 |
+ |
8697 |
+- int (*tx_queue_skb)(struct mt76_dev *dev, struct mt76_queue *q, |
8698 |
++ int (*tx_queue_skb)(struct mt76_dev *dev, enum mt76_txq_id qid, |
8699 |
+ struct sk_buff *skb, struct mt76_wcid *wcid, |
8700 |
+ struct ieee80211_sta *sta); |
8701 |
+ |
8702 |
+@@ -645,7 +645,7 @@ static inline struct mt76_tx_cb *mt76_tx_skb_cb(struct sk_buff *skb) |
8703 |
+ return ((void *) IEEE80211_SKB_CB(skb)->status.status_driver_data); |
8704 |
+ } |
8705 |
+ |
8706 |
+-int mt76_dma_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, |
8707 |
++int mt76_dma_tx_queue_skb(struct mt76_dev *dev, enum mt76_txq_id qid, |
8708 |
+ struct sk_buff *skb, struct mt76_wcid *wcid, |
8709 |
+ struct ieee80211_sta *sta); |
8710 |
+ |
8711 |
+diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c b/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c |
8712 |
+index 4dcb465095d1..99c0a3ba37cb 100644 |
8713 |
+--- a/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c |
8714 |
++++ b/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c |
8715 |
+@@ -23,7 +23,7 @@ mt7603_update_beacon_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) |
8716 |
+ if (!skb) |
8717 |
+ return; |
8718 |
+ |
8719 |
+- mt76_dma_tx_queue_skb(&dev->mt76, &dev->mt76.q_tx[MT_TXQ_BEACON], skb, |
8720 |
++ mt76_dma_tx_queue_skb(&dev->mt76, MT_TXQ_BEACON, skb, |
8721 |
+ &mvif->sta.wcid, NULL); |
8722 |
+ |
8723 |
+ spin_lock_bh(&dev->ps_lock); |
8724 |
+@@ -118,8 +118,8 @@ void mt7603_pre_tbtt_tasklet(unsigned long arg) |
8725 |
+ struct ieee80211_vif *vif = info->control.vif; |
8726 |
+ struct mt7603_vif *mvif = (struct mt7603_vif *)vif->drv_priv; |
8727 |
+ |
8728 |
+- mt76_dma_tx_queue_skb(&dev->mt76, q, skb, &mvif->sta.wcid, |
8729 |
+- NULL); |
8730 |
++ mt76_dma_tx_queue_skb(&dev->mt76, MT_TXQ_CAB, skb, |
8731 |
++ &mvif->sta.wcid, NULL); |
8732 |
+ } |
8733 |
+ mt76_queue_kick(dev, q); |
8734 |
+ spin_unlock_bh(&q->lock); |
8735 |
+diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c |
8736 |
+index daaed1220147..952fe19cba9b 100644 |
8737 |
+--- a/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c |
8738 |
++++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c |
8739 |
+@@ -146,8 +146,8 @@ static void mt76x02_pre_tbtt_tasklet(unsigned long arg) |
8740 |
+ struct ieee80211_vif *vif = info->control.vif; |
8741 |
+ struct mt76x02_vif *mvif = (struct mt76x02_vif *)vif->drv_priv; |
8742 |
+ |
8743 |
+- mt76_dma_tx_queue_skb(&dev->mt76, q, skb, &mvif->group_wcid, |
8744 |
+- NULL); |
8745 |
++ mt76_dma_tx_queue_skb(&dev->mt76, MT_TXQ_PSD, skb, |
8746 |
++ &mvif->group_wcid, NULL); |
8747 |
+ } |
8748 |
+ spin_unlock_bh(&q->lock); |
8749 |
+ } |
8750 |
+diff --git a/drivers/net/wireless/mediatek/mt76/tx.c b/drivers/net/wireless/mediatek/mt76/tx.c |
8751 |
+index 2585df512335..0c1036da9a92 100644 |
8752 |
+--- a/drivers/net/wireless/mediatek/mt76/tx.c |
8753 |
++++ b/drivers/net/wireless/mediatek/mt76/tx.c |
8754 |
+@@ -286,7 +286,7 @@ mt76_tx(struct mt76_dev *dev, struct ieee80211_sta *sta, |
8755 |
+ q = &dev->q_tx[qid]; |
8756 |
+ |
8757 |
+ spin_lock_bh(&q->lock); |
8758 |
+- dev->queue_ops->tx_queue_skb(dev, q, skb, wcid, sta); |
8759 |
++ dev->queue_ops->tx_queue_skb(dev, qid, skb, wcid, sta); |
8760 |
+ dev->queue_ops->kick(dev, q); |
8761 |
+ |
8762 |
+ if (q->queued > q->ndesc - 8 && !q->stopped) { |
8763 |
+@@ -327,7 +327,6 @@ mt76_queue_ps_skb(struct mt76_dev *dev, struct ieee80211_sta *sta, |
8764 |
+ { |
8765 |
+ struct mt76_wcid *wcid = (struct mt76_wcid *) sta->drv_priv; |
8766 |
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); |
8767 |
+- struct mt76_queue *hwq = &dev->q_tx[MT_TXQ_PSD]; |
8768 |
+ |
8769 |
+ info->control.flags |= IEEE80211_TX_CTRL_PS_RESPONSE; |
8770 |
+ if (last) |
8771 |
+@@ -335,7 +334,7 @@ mt76_queue_ps_skb(struct mt76_dev *dev, struct ieee80211_sta *sta, |
8772 |
+ IEEE80211_TX_CTL_REQ_TX_STATUS; |
8773 |
+ |
8774 |
+ mt76_skb_set_moredata(skb, !last); |
8775 |
+- dev->queue_ops->tx_queue_skb(dev, hwq, skb, wcid, sta); |
8776 |
++ dev->queue_ops->tx_queue_skb(dev, MT_TXQ_PSD, skb, wcid, sta); |
8777 |
+ } |
8778 |
+ |
8779 |
+ void |
8780 |
+@@ -390,6 +389,7 @@ mt76_txq_send_burst(struct mt76_dev *dev, struct mt76_queue *hwq, |
8781 |
+ struct mt76_txq *mtxq, bool *empty) |
8782 |
+ { |
8783 |
+ struct ieee80211_txq *txq = mtxq_to_txq(mtxq); |
8784 |
++ enum mt76_txq_id qid = mt76_txq_get_qid(txq); |
8785 |
+ struct ieee80211_tx_info *info; |
8786 |
+ struct mt76_wcid *wcid = mtxq->wcid; |
8787 |
+ struct sk_buff *skb; |
8788 |
+@@ -423,7 +423,7 @@ mt76_txq_send_burst(struct mt76_dev *dev, struct mt76_queue *hwq, |
8789 |
+ if (ampdu) |
8790 |
+ mt76_check_agg_ssn(mtxq, skb); |
8791 |
+ |
8792 |
+- idx = dev->queue_ops->tx_queue_skb(dev, hwq, skb, wcid, txq->sta); |
8793 |
++ idx = dev->queue_ops->tx_queue_skb(dev, qid, skb, wcid, txq->sta); |
8794 |
+ |
8795 |
+ if (idx < 0) |
8796 |
+ return idx; |
8797 |
+@@ -458,7 +458,7 @@ mt76_txq_send_burst(struct mt76_dev *dev, struct mt76_queue *hwq, |
8798 |
+ if (cur_ampdu) |
8799 |
+ mt76_check_agg_ssn(mtxq, skb); |
8800 |
+ |
8801 |
+- idx = dev->queue_ops->tx_queue_skb(dev, hwq, skb, wcid, |
8802 |
++ idx = dev->queue_ops->tx_queue_skb(dev, qid, skb, wcid, |
8803 |
+ txq->sta); |
8804 |
+ if (idx < 0) |
8805 |
+ return idx; |
8806 |
+diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c |
8807 |
+index 4c1abd492405..b1551419338f 100644 |
8808 |
+--- a/drivers/net/wireless/mediatek/mt76/usb.c |
8809 |
++++ b/drivers/net/wireless/mediatek/mt76/usb.c |
8810 |
+@@ -726,10 +726,11 @@ mt76u_tx_build_sg(struct mt76_dev *dev, struct sk_buff *skb, |
8811 |
+ } |
8812 |
+ |
8813 |
+ static int |
8814 |
+-mt76u_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, |
8815 |
++mt76u_tx_queue_skb(struct mt76_dev *dev, enum mt76_txq_id qid, |
8816 |
+ struct sk_buff *skb, struct mt76_wcid *wcid, |
8817 |
+ struct ieee80211_sta *sta) |
8818 |
+ { |
8819 |
++ struct mt76_queue *q = &dev->q_tx[qid]; |
8820 |
+ struct mt76u_buf *buf; |
8821 |
+ u16 idx = q->tail; |
8822 |
+ int err; |
8823 |
+diff --git a/drivers/net/wireless/realtek/rtlwifi/base.c b/drivers/net/wireless/realtek/rtlwifi/base.c |
8824 |
+index 217d2a7a43c7..ac746c322554 100644 |
8825 |
+--- a/drivers/net/wireless/realtek/rtlwifi/base.c |
8826 |
++++ b/drivers/net/wireless/realtek/rtlwifi/base.c |
8827 |
+@@ -448,6 +448,11 @@ static void _rtl_init_deferred_work(struct ieee80211_hw *hw) |
8828 |
+ /* <2> work queue */ |
8829 |
+ rtlpriv->works.hw = hw; |
8830 |
+ rtlpriv->works.rtl_wq = alloc_workqueue("%s", 0, 0, rtlpriv->cfg->name); |
8831 |
++ if (unlikely(!rtlpriv->works.rtl_wq)) { |
8832 |
++ pr_err("Failed to allocate work queue\n"); |
8833 |
++ return; |
8834 |
++ } |
8835 |
++ |
8836 |
+ INIT_DELAYED_WORK(&rtlpriv->works.watchdog_wq, |
8837 |
+ (void *)rtl_watchdog_wq_callback); |
8838 |
+ INIT_DELAYED_WORK(&rtlpriv->works.ips_nic_off_wq, |
8839 |
+diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/fw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/fw.c |
8840 |
+index 203e7b574e84..e2e0bfbc24fe 100644 |
8841 |
+--- a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/fw.c |
8842 |
++++ b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/fw.c |
8843 |
+@@ -600,6 +600,8 @@ void rtl88e_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished) |
8844 |
+ u1rsvdpageloc, 3); |
8845 |
+ |
8846 |
+ skb = dev_alloc_skb(totalpacketlen); |
8847 |
++ if (!skb) |
8848 |
++ return; |
8849 |
+ skb_put_data(skb, &reserved_page_packet, totalpacketlen); |
8850 |
+ |
8851 |
+ rtstatus = rtl_cmd_send_packet(hw, skb); |
8852 |
+diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/fw_common.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/fw_common.c |
8853 |
+index 18c76990a089..86b1b88cc4ed 100644 |
8854 |
+--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/fw_common.c |
8855 |
++++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/fw_common.c |
8856 |
+@@ -623,6 +623,8 @@ void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, |
8857 |
+ u1rsvdpageloc, 3); |
8858 |
+ |
8859 |
+ skb = dev_alloc_skb(totalpacketlen); |
8860 |
++ if (!skb) |
8861 |
++ return; |
8862 |
+ skb_put_data(skb, &reserved_page_packet, totalpacketlen); |
8863 |
+ |
8864 |
+ if (cmd_send_packet) |
8865 |
+diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/fw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/fw.c |
8866 |
+index 7c5b54b71a92..67305ce915ec 100644 |
8867 |
+--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/fw.c |
8868 |
++++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/fw.c |
8869 |
+@@ -744,6 +744,8 @@ void rtl92ee_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished) |
8870 |
+ u1rsvdpageloc, 3); |
8871 |
+ |
8872 |
+ skb = dev_alloc_skb(totalpacketlen); |
8873 |
++ if (!skb) |
8874 |
++ return; |
8875 |
+ skb_put_data(skb, &reserved_page_packet, totalpacketlen); |
8876 |
+ |
8877 |
+ rtstatus = rtl_cmd_send_packet(hw, skb); |
8878 |
+diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/fw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/fw.c |
8879 |
+index be451a6f7dbe..33481232fad0 100644 |
8880 |
+--- a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/fw.c |
8881 |
++++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/fw.c |
8882 |
+@@ -448,6 +448,8 @@ void rtl8723e_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished) |
8883 |
+ u1rsvdpageloc, 3); |
8884 |
+ |
8885 |
+ skb = dev_alloc_skb(totalpacketlen); |
8886 |
++ if (!skb) |
8887 |
++ return; |
8888 |
+ skb_put_data(skb, &reserved_page_packet, totalpacketlen); |
8889 |
+ |
8890 |
+ rtstatus = rtl_cmd_send_packet(hw, skb); |
8891 |
+diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.c |
8892 |
+index 4d7fa27f55ca..aa56058af56e 100644 |
8893 |
+--- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.c |
8894 |
++++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.c |
8895 |
+@@ -562,6 +562,8 @@ void rtl8723be_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, |
8896 |
+ u1rsvdpageloc, sizeof(u1rsvdpageloc)); |
8897 |
+ |
8898 |
+ skb = dev_alloc_skb(totalpacketlen); |
8899 |
++ if (!skb) |
8900 |
++ return; |
8901 |
+ skb_put_data(skb, &reserved_page_packet, totalpacketlen); |
8902 |
+ |
8903 |
+ rtstatus = rtl_cmd_send_packet(hw, skb); |
8904 |
+diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/fw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/fw.c |
8905 |
+index dc0eb692088f..fe32d397d287 100644 |
8906 |
+--- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/fw.c |
8907 |
++++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/fw.c |
8908 |
+@@ -1623,6 +1623,8 @@ out: |
8909 |
+ &reserved_page_packet_8812[0], totalpacketlen); |
8910 |
+ |
8911 |
+ skb = dev_alloc_skb(totalpacketlen); |
8912 |
++ if (!skb) |
8913 |
++ return; |
8914 |
+ skb_put_data(skb, &reserved_page_packet_8812, totalpacketlen); |
8915 |
+ |
8916 |
+ rtstatus = rtl_cmd_send_packet(hw, skb); |
8917 |
+@@ -1759,6 +1761,8 @@ out: |
8918 |
+ &reserved_page_packet_8821[0], totalpacketlen); |
8919 |
+ |
8920 |
+ skb = dev_alloc_skb(totalpacketlen); |
8921 |
++ if (!skb) |
8922 |
++ return; |
8923 |
+ skb_put_data(skb, &reserved_page_packet_8821, totalpacketlen); |
8924 |
+ |
8925 |
+ rtstatus = rtl_cmd_send_packet(hw, skb); |
8926 |
+diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c |
8927 |
+index 831046e760f8..49df3bb08d41 100644 |
8928 |
+--- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c |
8929 |
++++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c |
8930 |
+@@ -188,27 +188,27 @@ bool rsi_is_cipher_wep(struct rsi_common *common) |
8931 |
+ * @adapter: Pointer to the adapter structure. |
8932 |
+ * @band: Operating band to be set. |
8933 |
+ * |
8934 |
+- * Return: None. |
8935 |
++ * Return: int - 0 on success, negative error on failure. |
8936 |
+ */ |
8937 |
+-static void rsi_register_rates_channels(struct rsi_hw *adapter, int band) |
8938 |
++static int rsi_register_rates_channels(struct rsi_hw *adapter, int band) |
8939 |
+ { |
8940 |
+ struct ieee80211_supported_band *sbands = &adapter->sbands[band]; |
8941 |
+ void *channels = NULL; |
8942 |
+ |
8943 |
+ if (band == NL80211_BAND_2GHZ) { |
8944 |
+- channels = kmalloc(sizeof(rsi_2ghz_channels), GFP_KERNEL); |
8945 |
+- memcpy(channels, |
8946 |
+- rsi_2ghz_channels, |
8947 |
+- sizeof(rsi_2ghz_channels)); |
8948 |
++ channels = kmemdup(rsi_2ghz_channels, sizeof(rsi_2ghz_channels), |
8949 |
++ GFP_KERNEL); |
8950 |
++ if (!channels) |
8951 |
++ return -ENOMEM; |
8952 |
+ sbands->band = NL80211_BAND_2GHZ; |
8953 |
+ sbands->n_channels = ARRAY_SIZE(rsi_2ghz_channels); |
8954 |
+ sbands->bitrates = rsi_rates; |
8955 |
+ sbands->n_bitrates = ARRAY_SIZE(rsi_rates); |
8956 |
+ } else { |
8957 |
+- channels = kmalloc(sizeof(rsi_5ghz_channels), GFP_KERNEL); |
8958 |
+- memcpy(channels, |
8959 |
+- rsi_5ghz_channels, |
8960 |
+- sizeof(rsi_5ghz_channels)); |
8961 |
++ channels = kmemdup(rsi_5ghz_channels, sizeof(rsi_5ghz_channels), |
8962 |
++ GFP_KERNEL); |
8963 |
++ if (!channels) |
8964 |
++ return -ENOMEM; |
8965 |
+ sbands->band = NL80211_BAND_5GHZ; |
8966 |
+ sbands->n_channels = ARRAY_SIZE(rsi_5ghz_channels); |
8967 |
+ sbands->bitrates = &rsi_rates[4]; |
8968 |
+@@ -227,6 +227,7 @@ static void rsi_register_rates_channels(struct rsi_hw *adapter, int band) |
8969 |
+ sbands->ht_cap.mcs.rx_mask[0] = 0xff; |
8970 |
+ sbands->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; |
8971 |
+ /* sbands->ht_cap.mcs.rx_highest = 0x82; */ |
8972 |
++ return 0; |
8973 |
+ } |
8974 |
+ |
8975 |
+ static int rsi_mac80211_hw_scan_start(struct ieee80211_hw *hw, |
8976 |
+@@ -2064,11 +2065,16 @@ int rsi_mac80211_attach(struct rsi_common *common) |
8977 |
+ wiphy->available_antennas_rx = 1; |
8978 |
+ wiphy->available_antennas_tx = 1; |
8979 |
+ |
8980 |
+- rsi_register_rates_channels(adapter, NL80211_BAND_2GHZ); |
8981 |
++ status = rsi_register_rates_channels(adapter, NL80211_BAND_2GHZ); |
8982 |
++ if (status) |
8983 |
++ return status; |
8984 |
+ wiphy->bands[NL80211_BAND_2GHZ] = |
8985 |
+ &adapter->sbands[NL80211_BAND_2GHZ]; |
8986 |
+ if (common->num_supp_bands > 1) { |
8987 |
+- rsi_register_rates_channels(adapter, NL80211_BAND_5GHZ); |
8988 |
++ status = rsi_register_rates_channels(adapter, |
8989 |
++ NL80211_BAND_5GHZ); |
8990 |
++ if (status) |
8991 |
++ return status; |
8992 |
+ wiphy->bands[NL80211_BAND_5GHZ] = |
8993 |
+ &adapter->sbands[NL80211_BAND_5GHZ]; |
8994 |
+ } |
8995 |
+diff --git a/drivers/net/wireless/st/cw1200/main.c b/drivers/net/wireless/st/cw1200/main.c |
8996 |
+index 90dc979f260b..c1608f0bf6d0 100644 |
8997 |
+--- a/drivers/net/wireless/st/cw1200/main.c |
8998 |
++++ b/drivers/net/wireless/st/cw1200/main.c |
8999 |
+@@ -345,6 +345,11 @@ static struct ieee80211_hw *cw1200_init_common(const u8 *macaddr, |
9000 |
+ mutex_init(&priv->wsm_cmd_mux); |
9001 |
+ mutex_init(&priv->conf_mutex); |
9002 |
+ priv->workqueue = create_singlethread_workqueue("cw1200_wq"); |
9003 |
++ if (!priv->workqueue) { |
9004 |
++ ieee80211_free_hw(hw); |
9005 |
++ return NULL; |
9006 |
++ } |
9007 |
++ |
9008 |
+ sema_init(&priv->scan.lock, 1); |
9009 |
+ INIT_WORK(&priv->scan.work, cw1200_scan_work); |
9010 |
+ INIT_DELAYED_WORK(&priv->scan.probe_work, cw1200_probe_work); |
9011 |
+diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c |
9012 |
+index 0279eb1da3ef..d9d845077b8b 100644 |
9013 |
+--- a/drivers/nvdimm/pmem.c |
9014 |
++++ b/drivers/nvdimm/pmem.c |
9015 |
+@@ -281,20 +281,27 @@ static long pmem_dax_direct_access(struct dax_device *dax_dev, |
9016 |
+ return __pmem_direct_access(pmem, pgoff, nr_pages, kaddr, pfn); |
9017 |
+ } |
9018 |
+ |
9019 |
++/* |
9020 |
++ * Use the 'no check' versions of copy_from_iter_flushcache() and |
9021 |
++ * copy_to_iter_mcsafe() to bypass HARDENED_USERCOPY overhead. Bounds |
9022 |
++ * checking, both file offset and device offset, is handled by |
9023 |
++ * dax_iomap_actor() |
9024 |
++ */ |
9025 |
+ static size_t pmem_copy_from_iter(struct dax_device *dax_dev, pgoff_t pgoff, |
9026 |
+ void *addr, size_t bytes, struct iov_iter *i) |
9027 |
+ { |
9028 |
+- return copy_from_iter_flushcache(addr, bytes, i); |
9029 |
++ return _copy_from_iter_flushcache(addr, bytes, i); |
9030 |
+ } |
9031 |
+ |
9032 |
+ static size_t pmem_copy_to_iter(struct dax_device *dax_dev, pgoff_t pgoff, |
9033 |
+ void *addr, size_t bytes, struct iov_iter *i) |
9034 |
+ { |
9035 |
+- return copy_to_iter_mcsafe(addr, bytes, i); |
9036 |
++ return _copy_to_iter_mcsafe(addr, bytes, i); |
9037 |
+ } |
9038 |
+ |
9039 |
+ static const struct dax_operations pmem_dax_ops = { |
9040 |
+ .direct_access = pmem_dax_direct_access, |
9041 |
++ .dax_supported = generic_fsdax_supported, |
9042 |
+ .copy_from_iter = pmem_copy_from_iter, |
9043 |
+ .copy_to_iter = pmem_copy_to_iter, |
9044 |
+ }; |
9045 |
+diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c |
9046 |
+index 2c43e12b70af..8782d86a8ca3 100644 |
9047 |
+--- a/drivers/nvme/host/core.c |
9048 |
++++ b/drivers/nvme/host/core.c |
9049 |
+@@ -1591,6 +1591,10 @@ static void nvme_update_disk_info(struct gendisk *disk, |
9050 |
+ sector_t capacity = le64_to_cpup(&id->nsze) << (ns->lba_shift - 9); |
9051 |
+ unsigned short bs = 1 << ns->lba_shift; |
9052 |
+ |
9053 |
++ if (ns->lba_shift > PAGE_SHIFT) { |
9054 |
++ /* unsupported block size, set capacity to 0 later */ |
9055 |
++ bs = (1 << 9); |
9056 |
++ } |
9057 |
+ blk_mq_freeze_queue(disk->queue); |
9058 |
+ blk_integrity_unregister(disk); |
9059 |
+ |
9060 |
+@@ -1601,7 +1605,8 @@ static void nvme_update_disk_info(struct gendisk *disk, |
9061 |
+ if (ns->ms && !ns->ext && |
9062 |
+ (ns->ctrl->ops->flags & NVME_F_METADATA_SUPPORTED)) |
9063 |
+ nvme_init_integrity(disk, ns->ms, ns->pi_type); |
9064 |
+- if (ns->ms && !nvme_ns_has_pi(ns) && !blk_get_integrity(disk)) |
9065 |
++ if ((ns->ms && !nvme_ns_has_pi(ns) && !blk_get_integrity(disk)) || |
9066 |
++ ns->lba_shift > PAGE_SHIFT) |
9067 |
+ capacity = 0; |
9068 |
+ |
9069 |
+ set_capacity(disk, capacity); |
9070 |
+diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c |
9071 |
+index 11a5ecae78c8..e1824c2e0a1c 100644 |
9072 |
+--- a/drivers/nvme/host/rdma.c |
9073 |
++++ b/drivers/nvme/host/rdma.c |
9074 |
+@@ -914,8 +914,9 @@ static void nvme_rdma_teardown_admin_queue(struct nvme_rdma_ctrl *ctrl, |
9075 |
+ { |
9076 |
+ blk_mq_quiesce_queue(ctrl->ctrl.admin_q); |
9077 |
+ nvme_rdma_stop_queue(&ctrl->queues[0]); |
9078 |
+- blk_mq_tagset_busy_iter(&ctrl->admin_tag_set, nvme_cancel_request, |
9079 |
+- &ctrl->ctrl); |
9080 |
++ if (ctrl->ctrl.admin_tagset) |
9081 |
++ blk_mq_tagset_busy_iter(ctrl->ctrl.admin_tagset, |
9082 |
++ nvme_cancel_request, &ctrl->ctrl); |
9083 |
+ blk_mq_unquiesce_queue(ctrl->ctrl.admin_q); |
9084 |
+ nvme_rdma_destroy_admin_queue(ctrl, remove); |
9085 |
+ } |
9086 |
+@@ -926,8 +927,9 @@ static void nvme_rdma_teardown_io_queues(struct nvme_rdma_ctrl *ctrl, |
9087 |
+ if (ctrl->ctrl.queue_count > 1) { |
9088 |
+ nvme_stop_queues(&ctrl->ctrl); |
9089 |
+ nvme_rdma_stop_io_queues(ctrl); |
9090 |
+- blk_mq_tagset_busy_iter(&ctrl->tag_set, nvme_cancel_request, |
9091 |
+- &ctrl->ctrl); |
9092 |
++ if (ctrl->ctrl.tagset) |
9093 |
++ blk_mq_tagset_busy_iter(ctrl->ctrl.tagset, |
9094 |
++ nvme_cancel_request, &ctrl->ctrl); |
9095 |
+ if (remove) |
9096 |
+ nvme_start_queues(&ctrl->ctrl); |
9097 |
+ nvme_rdma_destroy_io_queues(ctrl, remove); |
9098 |
+diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c |
9099 |
+index 68c49dd67210..aae5374d2b93 100644 |
9100 |
+--- a/drivers/nvme/host/tcp.c |
9101 |
++++ b/drivers/nvme/host/tcp.c |
9102 |
+@@ -1710,7 +1710,9 @@ static void nvme_tcp_teardown_admin_queue(struct nvme_ctrl *ctrl, |
9103 |
+ { |
9104 |
+ blk_mq_quiesce_queue(ctrl->admin_q); |
9105 |
+ nvme_tcp_stop_queue(ctrl, 0); |
9106 |
+- blk_mq_tagset_busy_iter(ctrl->admin_tagset, nvme_cancel_request, ctrl); |
9107 |
++ if (ctrl->admin_tagset) |
9108 |
++ blk_mq_tagset_busy_iter(ctrl->admin_tagset, |
9109 |
++ nvme_cancel_request, ctrl); |
9110 |
+ blk_mq_unquiesce_queue(ctrl->admin_q); |
9111 |
+ nvme_tcp_destroy_admin_queue(ctrl, remove); |
9112 |
+ } |
9113 |
+@@ -1722,7 +1724,9 @@ static void nvme_tcp_teardown_io_queues(struct nvme_ctrl *ctrl, |
9114 |
+ return; |
9115 |
+ nvme_stop_queues(ctrl); |
9116 |
+ nvme_tcp_stop_io_queues(ctrl); |
9117 |
+- blk_mq_tagset_busy_iter(ctrl->tagset, nvme_cancel_request, ctrl); |
9118 |
++ if (ctrl->tagset) |
9119 |
++ blk_mq_tagset_busy_iter(ctrl->tagset, |
9120 |
++ nvme_cancel_request, ctrl); |
9121 |
+ if (remove) |
9122 |
+ nvme_start_queues(ctrl); |
9123 |
+ nvme_tcp_destroy_io_queues(ctrl, remove); |
9124 |
+diff --git a/drivers/perf/arm-cci.c b/drivers/perf/arm-cci.c |
9125 |
+index bfd03e023308..8f8606b9bc9e 100644 |
9126 |
+--- a/drivers/perf/arm-cci.c |
9127 |
++++ b/drivers/perf/arm-cci.c |
9128 |
+@@ -1684,21 +1684,24 @@ static int cci_pmu_probe(struct platform_device *pdev) |
9129 |
+ raw_spin_lock_init(&cci_pmu->hw_events.pmu_lock); |
9130 |
+ mutex_init(&cci_pmu->reserve_mutex); |
9131 |
+ atomic_set(&cci_pmu->active_events, 0); |
9132 |
+- cci_pmu->cpu = get_cpu(); |
9133 |
+- |
9134 |
+- ret = cci_pmu_init(cci_pmu, pdev); |
9135 |
+- if (ret) { |
9136 |
+- put_cpu(); |
9137 |
+- return ret; |
9138 |
+- } |
9139 |
+ |
9140 |
++ cci_pmu->cpu = raw_smp_processor_id(); |
9141 |
++ g_cci_pmu = cci_pmu; |
9142 |
+ cpuhp_setup_state_nocalls(CPUHP_AP_PERF_ARM_CCI_ONLINE, |
9143 |
+ "perf/arm/cci:online", NULL, |
9144 |
+ cci_pmu_offline_cpu); |
9145 |
+- put_cpu(); |
9146 |
+- g_cci_pmu = cci_pmu; |
9147 |
++ |
9148 |
++ ret = cci_pmu_init(cci_pmu, pdev); |
9149 |
++ if (ret) |
9150 |
++ goto error_pmu_init; |
9151 |
++ |
9152 |
+ pr_info("ARM %s PMU driver probed", cci_pmu->model->name); |
9153 |
+ return 0; |
9154 |
++ |
9155 |
++error_pmu_init: |
9156 |
++ cpuhp_remove_state(CPUHP_AP_PERF_ARM_CCI_ONLINE); |
9157 |
++ g_cci_pmu = NULL; |
9158 |
++ return ret; |
9159 |
+ } |
9160 |
+ |
9161 |
+ static int cci_pmu_remove(struct platform_device *pdev) |
9162 |
+diff --git a/drivers/phy/allwinner/phy-sun4i-usb.c b/drivers/phy/allwinner/phy-sun4i-usb.c |
9163 |
+index 4bbd9ede38c8..cc5af961778d 100644 |
9164 |
+--- a/drivers/phy/allwinner/phy-sun4i-usb.c |
9165 |
++++ b/drivers/phy/allwinner/phy-sun4i-usb.c |
9166 |
+@@ -554,6 +554,7 @@ static void sun4i_usb_phy0_id_vbus_det_scan(struct work_struct *work) |
9167 |
+ struct sun4i_usb_phy_data *data = |
9168 |
+ container_of(work, struct sun4i_usb_phy_data, detect.work); |
9169 |
+ struct phy *phy0 = data->phys[0].phy; |
9170 |
++ struct sun4i_usb_phy *phy = phy_get_drvdata(phy0); |
9171 |
+ bool force_session_end, id_notify = false, vbus_notify = false; |
9172 |
+ int id_det, vbus_det; |
9173 |
+ |
9174 |
+@@ -610,6 +611,9 @@ static void sun4i_usb_phy0_id_vbus_det_scan(struct work_struct *work) |
9175 |
+ mutex_unlock(&phy0->mutex); |
9176 |
+ } |
9177 |
+ |
9178 |
++ /* Enable PHY0 passby for host mode only. */ |
9179 |
++ sun4i_usb_phy_passby(phy, !id_det); |
9180 |
++ |
9181 |
+ /* Re-route PHY0 if necessary */ |
9182 |
+ if (data->cfg->phy0_dual_route) |
9183 |
+ sun4i_usb_phy0_reroute(data, id_det); |
9184 |
+diff --git a/drivers/phy/motorola/Kconfig b/drivers/phy/motorola/Kconfig |
9185 |
+index 82651524ffb9..718f8729701d 100644 |
9186 |
+--- a/drivers/phy/motorola/Kconfig |
9187 |
++++ b/drivers/phy/motorola/Kconfig |
9188 |
+@@ -13,7 +13,7 @@ config PHY_CPCAP_USB |
9189 |
+ |
9190 |
+ config PHY_MAPPHONE_MDM6600 |
9191 |
+ tristate "Motorola Mapphone MDM6600 modem USB PHY driver" |
9192 |
+- depends on OF && USB_SUPPORT |
9193 |
++ depends on OF && USB_SUPPORT && GPIOLIB |
9194 |
+ select GENERIC_PHY |
9195 |
+ help |
9196 |
+ Enable this for MDM6600 USB modem to work on Motorola phones |
9197 |
+diff --git a/drivers/phy/ti/Kconfig b/drivers/phy/ti/Kconfig |
9198 |
+index 103efc456a12..022ac16f626c 100644 |
9199 |
+--- a/drivers/phy/ti/Kconfig |
9200 |
++++ b/drivers/phy/ti/Kconfig |
9201 |
+@@ -37,7 +37,7 @@ config OMAP_USB2 |
9202 |
+ depends on USB_SUPPORT |
9203 |
+ select GENERIC_PHY |
9204 |
+ select USB_PHY |
9205 |
+- select OMAP_CONTROL_PHY if ARCH_OMAP2PLUS |
9206 |
++ select OMAP_CONTROL_PHY if ARCH_OMAP2PLUS || COMPILE_TEST |
9207 |
+ help |
9208 |
+ Enable this to support the transceiver that is part of SOC. This |
9209 |
+ driver takes care of all the PHY functionality apart from comparator. |
9210 |
+diff --git a/drivers/pinctrl/pinctrl-pistachio.c b/drivers/pinctrl/pinctrl-pistachio.c |
9211 |
+index aa5f949ef219..5b0678f310e5 100644 |
9212 |
+--- a/drivers/pinctrl/pinctrl-pistachio.c |
9213 |
++++ b/drivers/pinctrl/pinctrl-pistachio.c |
9214 |
+@@ -1367,6 +1367,7 @@ static int pistachio_gpio_register(struct pistachio_pinctrl *pctl) |
9215 |
+ if (!of_find_property(child, "gpio-controller", NULL)) { |
9216 |
+ dev_err(pctl->dev, |
9217 |
+ "No gpio-controller property for bank %u\n", i); |
9218 |
++ of_node_put(child); |
9219 |
+ ret = -ENODEV; |
9220 |
+ goto err; |
9221 |
+ } |
9222 |
+@@ -1374,6 +1375,7 @@ static int pistachio_gpio_register(struct pistachio_pinctrl *pctl) |
9223 |
+ irq = irq_of_parse_and_map(child, 0); |
9224 |
+ if (irq < 0) { |
9225 |
+ dev_err(pctl->dev, "No IRQ for bank %u: %d\n", i, irq); |
9226 |
++ of_node_put(child); |
9227 |
+ ret = irq; |
9228 |
+ goto err; |
9229 |
+ } |
9230 |
+diff --git a/drivers/pinctrl/pinctrl-st.c b/drivers/pinctrl/pinctrl-st.c |
9231 |
+index e66af93f2cbf..195b442a2343 100644 |
9232 |
+--- a/drivers/pinctrl/pinctrl-st.c |
9233 |
++++ b/drivers/pinctrl/pinctrl-st.c |
9234 |
+@@ -1170,7 +1170,7 @@ static int st_pctl_dt_parse_groups(struct device_node *np, |
9235 |
+ struct property *pp; |
9236 |
+ struct st_pinconf *conf; |
9237 |
+ struct device_node *pins; |
9238 |
+- int i = 0, npins = 0, nr_props; |
9239 |
++ int i = 0, npins = 0, nr_props, ret = 0; |
9240 |
+ |
9241 |
+ pins = of_get_child_by_name(np, "st,pins"); |
9242 |
+ if (!pins) |
9243 |
+@@ -1185,7 +1185,8 @@ static int st_pctl_dt_parse_groups(struct device_node *np, |
9244 |
+ npins++; |
9245 |
+ } else { |
9246 |
+ pr_warn("Invalid st,pins in %pOFn node\n", np); |
9247 |
+- return -EINVAL; |
9248 |
++ ret = -EINVAL; |
9249 |
++ goto out_put_node; |
9250 |
+ } |
9251 |
+ } |
9252 |
+ |
9253 |
+@@ -1195,8 +1196,10 @@ static int st_pctl_dt_parse_groups(struct device_node *np, |
9254 |
+ grp->pin_conf = devm_kcalloc(info->dev, |
9255 |
+ npins, sizeof(*conf), GFP_KERNEL); |
9256 |
+ |
9257 |
+- if (!grp->pins || !grp->pin_conf) |
9258 |
+- return -ENOMEM; |
9259 |
++ if (!grp->pins || !grp->pin_conf) { |
9260 |
++ ret = -ENOMEM; |
9261 |
++ goto out_put_node; |
9262 |
++ } |
9263 |
+ |
9264 |
+ /* <bank offset mux direction rt_type rt_delay rt_clk> */ |
9265 |
+ for_each_property_of_node(pins, pp) { |
9266 |
+@@ -1229,9 +1232,11 @@ static int st_pctl_dt_parse_groups(struct device_node *np, |
9267 |
+ } |
9268 |
+ i++; |
9269 |
+ } |
9270 |
++ |
9271 |
++out_put_node: |
9272 |
+ of_node_put(pins); |
9273 |
+ |
9274 |
+- return 0; |
9275 |
++ return ret; |
9276 |
+ } |
9277 |
+ |
9278 |
+ static int st_pctl_parse_functions(struct device_node *np, |
9279 |
+diff --git a/drivers/pinctrl/samsung/pinctrl-exynos-arm.c b/drivers/pinctrl/samsung/pinctrl-exynos-arm.c |
9280 |
+index 44c6b753f692..85ddf49a5188 100644 |
9281 |
+--- a/drivers/pinctrl/samsung/pinctrl-exynos-arm.c |
9282 |
++++ b/drivers/pinctrl/samsung/pinctrl-exynos-arm.c |
9283 |
+@@ -71,6 +71,7 @@ s5pv210_retention_init(struct samsung_pinctrl_drv_data *drvdata, |
9284 |
+ } |
9285 |
+ |
9286 |
+ clk_base = of_iomap(np, 0); |
9287 |
++ of_node_put(np); |
9288 |
+ if (!clk_base) { |
9289 |
+ pr_err("%s: failed to map clock registers\n", __func__); |
9290 |
+ return ERR_PTR(-EINVAL); |
9291 |
+diff --git a/drivers/pinctrl/zte/pinctrl-zx.c b/drivers/pinctrl/zte/pinctrl-zx.c |
9292 |
+index caa44dd2880a..3cb69309912b 100644 |
9293 |
+--- a/drivers/pinctrl/zte/pinctrl-zx.c |
9294 |
++++ b/drivers/pinctrl/zte/pinctrl-zx.c |
9295 |
+@@ -411,6 +411,7 @@ int zx_pinctrl_init(struct platform_device *pdev, |
9296 |
+ } |
9297 |
+ |
9298 |
+ zpctl->aux_base = of_iomap(np, 0); |
9299 |
++ of_node_put(np); |
9300 |
+ if (!zpctl->aux_base) |
9301 |
+ return -ENOMEM; |
9302 |
+ |
9303 |
+diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c |
9304 |
+index 968dcd9d7a07..35a7d020afec 100644 |
9305 |
+--- a/drivers/regulator/core.c |
9306 |
++++ b/drivers/regulator/core.c |
9307 |
+@@ -2256,6 +2256,7 @@ static void regulator_ena_gpio_free(struct regulator_dev *rdev) |
9308 |
+ if (pin->gpiod == rdev->ena_pin->gpiod) { |
9309 |
+ if (pin->request_count <= 1) { |
9310 |
+ pin->request_count = 0; |
9311 |
++ gpiod_put(pin->gpiod); |
9312 |
+ list_del(&pin->list); |
9313 |
+ kfree(pin); |
9314 |
+ rdev->ena_pin = NULL; |
9315 |
+@@ -5061,10 +5062,11 @@ void regulator_unregister(struct regulator_dev *rdev) |
9316 |
+ regulator_put(rdev->supply); |
9317 |
+ } |
9318 |
+ |
9319 |
++ flush_work(&rdev->disable_work.work); |
9320 |
++ |
9321 |
+ mutex_lock(®ulator_list_mutex); |
9322 |
+ |
9323 |
+ debugfs_remove_recursive(rdev->debugfs); |
9324 |
+- flush_work(&rdev->disable_work.work); |
9325 |
+ WARN_ON(rdev->open_count); |
9326 |
+ regulator_remove_coupling(rdev); |
9327 |
+ unset_regulator_supplies(rdev); |
9328 |
+diff --git a/drivers/regulator/da9055-regulator.c b/drivers/regulator/da9055-regulator.c |
9329 |
+index 3c6fac793658..3ade4b8d204e 100644 |
9330 |
+--- a/drivers/regulator/da9055-regulator.c |
9331 |
++++ b/drivers/regulator/da9055-regulator.c |
9332 |
+@@ -487,8 +487,10 @@ static irqreturn_t da9055_ldo5_6_oc_irq(int irq, void *data) |
9333 |
+ { |
9334 |
+ struct da9055_regulator *regulator = data; |
9335 |
+ |
9336 |
++ regulator_lock(regulator->rdev); |
9337 |
+ regulator_notifier_call_chain(regulator->rdev, |
9338 |
+ REGULATOR_EVENT_OVER_CURRENT, NULL); |
9339 |
++ regulator_unlock(regulator->rdev); |
9340 |
+ |
9341 |
+ return IRQ_HANDLED; |
9342 |
+ } |
9343 |
+diff --git a/drivers/regulator/da9062-regulator.c b/drivers/regulator/da9062-regulator.c |
9344 |
+index b064d8a19d4c..bab88ddfc509 100644 |
9345 |
+--- a/drivers/regulator/da9062-regulator.c |
9346 |
++++ b/drivers/regulator/da9062-regulator.c |
9347 |
+@@ -974,8 +974,10 @@ static irqreturn_t da9062_ldo_lim_event(int irq, void *data) |
9348 |
+ continue; |
9349 |
+ |
9350 |
+ if (BIT(regl->info->oc_event.lsb) & bits) { |
9351 |
++ regulator_lock(regl->rdev); |
9352 |
+ regulator_notifier_call_chain(regl->rdev, |
9353 |
+ REGULATOR_EVENT_OVER_CURRENT, NULL); |
9354 |
++ regulator_unlock(regl->rdev); |
9355 |
+ handled = IRQ_HANDLED; |
9356 |
+ } |
9357 |
+ } |
9358 |
+diff --git a/drivers/regulator/da9063-regulator.c b/drivers/regulator/da9063-regulator.c |
9359 |
+index 2b0c7a85306a..d7bdb95b7602 100644 |
9360 |
+--- a/drivers/regulator/da9063-regulator.c |
9361 |
++++ b/drivers/regulator/da9063-regulator.c |
9362 |
+@@ -615,9 +615,12 @@ static irqreturn_t da9063_ldo_lim_event(int irq, void *data) |
9363 |
+ if (regl->info->oc_event.reg != DA9063_REG_STATUS_D) |
9364 |
+ continue; |
9365 |
+ |
9366 |
+- if (BIT(regl->info->oc_event.lsb) & bits) |
9367 |
++ if (BIT(regl->info->oc_event.lsb) & bits) { |
9368 |
++ regulator_lock(regl->rdev); |
9369 |
+ regulator_notifier_call_chain(regl->rdev, |
9370 |
+ REGULATOR_EVENT_OVER_CURRENT, NULL); |
9371 |
++ regulator_unlock(regl->rdev); |
9372 |
++ } |
9373 |
+ } |
9374 |
+ |
9375 |
+ return IRQ_HANDLED; |
9376 |
+diff --git a/drivers/regulator/da9211-regulator.c b/drivers/regulator/da9211-regulator.c |
9377 |
+index 109ee12d4362..4d7fe4819c1c 100644 |
9378 |
+--- a/drivers/regulator/da9211-regulator.c |
9379 |
++++ b/drivers/regulator/da9211-regulator.c |
9380 |
+@@ -322,8 +322,10 @@ static irqreturn_t da9211_irq_handler(int irq, void *data) |
9381 |
+ goto error_i2c; |
9382 |
+ |
9383 |
+ if (reg_val & DA9211_E_OV_CURR_A) { |
9384 |
++ regulator_lock(chip->rdev[0]); |
9385 |
+ regulator_notifier_call_chain(chip->rdev[0], |
9386 |
+ REGULATOR_EVENT_OVER_CURRENT, NULL); |
9387 |
++ regulator_unlock(chip->rdev[0]); |
9388 |
+ |
9389 |
+ err = regmap_write(chip->regmap, DA9211_REG_EVENT_B, |
9390 |
+ DA9211_E_OV_CURR_A); |
9391 |
+@@ -334,8 +336,10 @@ static irqreturn_t da9211_irq_handler(int irq, void *data) |
9392 |
+ } |
9393 |
+ |
9394 |
+ if (reg_val & DA9211_E_OV_CURR_B) { |
9395 |
++ regulator_lock(chip->rdev[1]); |
9396 |
+ regulator_notifier_call_chain(chip->rdev[1], |
9397 |
+ REGULATOR_EVENT_OVER_CURRENT, NULL); |
9398 |
++ regulator_unlock(chip->rdev[1]); |
9399 |
+ |
9400 |
+ err = regmap_write(chip->regmap, DA9211_REG_EVENT_B, |
9401 |
+ DA9211_E_OV_CURR_B); |
9402 |
+diff --git a/drivers/regulator/lp8755.c b/drivers/regulator/lp8755.c |
9403 |
+index 14fd38807134..2e16a6ab491d 100644 |
9404 |
+--- a/drivers/regulator/lp8755.c |
9405 |
++++ b/drivers/regulator/lp8755.c |
9406 |
+@@ -372,10 +372,13 @@ static irqreturn_t lp8755_irq_handler(int irq, void *data) |
9407 |
+ for (icnt = 0; icnt < LP8755_BUCK_MAX; icnt++) |
9408 |
+ if ((flag0 & (0x4 << icnt)) |
9409 |
+ && (pchip->irqmask & (0x04 << icnt)) |
9410 |
+- && (pchip->rdev[icnt] != NULL)) |
9411 |
++ && (pchip->rdev[icnt] != NULL)) { |
9412 |
++ regulator_lock(pchip->rdev[icnt]); |
9413 |
+ regulator_notifier_call_chain(pchip->rdev[icnt], |
9414 |
+ LP8755_EVENT_PWR_FAULT, |
9415 |
+ NULL); |
9416 |
++ regulator_unlock(pchip->rdev[icnt]); |
9417 |
++ } |
9418 |
+ |
9419 |
+ /* read flag1 register */ |
9420 |
+ ret = lp8755_read(pchip, 0x0E, &flag1); |
9421 |
+@@ -389,18 +392,24 @@ static irqreturn_t lp8755_irq_handler(int irq, void *data) |
9422 |
+ /* send OCP event to all regulator devices */ |
9423 |
+ if ((flag1 & 0x01) && (pchip->irqmask & 0x01)) |
9424 |
+ for (icnt = 0; icnt < LP8755_BUCK_MAX; icnt++) |
9425 |
+- if (pchip->rdev[icnt] != NULL) |
9426 |
++ if (pchip->rdev[icnt] != NULL) { |
9427 |
++ regulator_lock(pchip->rdev[icnt]); |
9428 |
+ regulator_notifier_call_chain(pchip->rdev[icnt], |
9429 |
+ LP8755_EVENT_OCP, |
9430 |
+ NULL); |
9431 |
++ regulator_unlock(pchip->rdev[icnt]); |
9432 |
++ } |
9433 |
+ |
9434 |
+ /* send OVP event to all regulator devices */ |
9435 |
+ if ((flag1 & 0x02) && (pchip->irqmask & 0x02)) |
9436 |
+ for (icnt = 0; icnt < LP8755_BUCK_MAX; icnt++) |
9437 |
+- if (pchip->rdev[icnt] != NULL) |
9438 |
++ if (pchip->rdev[icnt] != NULL) { |
9439 |
++ regulator_lock(pchip->rdev[icnt]); |
9440 |
+ regulator_notifier_call_chain(pchip->rdev[icnt], |
9441 |
+ LP8755_EVENT_OVP, |
9442 |
+ NULL); |
9443 |
++ regulator_unlock(pchip->rdev[icnt]); |
9444 |
++ } |
9445 |
+ return IRQ_HANDLED; |
9446 |
+ |
9447 |
+ err_i2c: |
9448 |
+diff --git a/drivers/regulator/ltc3589.c b/drivers/regulator/ltc3589.c |
9449 |
+index 63f724f260ef..75089b037b72 100644 |
9450 |
+--- a/drivers/regulator/ltc3589.c |
9451 |
++++ b/drivers/regulator/ltc3589.c |
9452 |
+@@ -419,16 +419,22 @@ static irqreturn_t ltc3589_isr(int irq, void *dev_id) |
9453 |
+ |
9454 |
+ if (irqstat & LTC3589_IRQSTAT_THERMAL_WARN) { |
9455 |
+ event = REGULATOR_EVENT_OVER_TEMP; |
9456 |
+- for (i = 0; i < LTC3589_NUM_REGULATORS; i++) |
9457 |
++ for (i = 0; i < LTC3589_NUM_REGULATORS; i++) { |
9458 |
++ regulator_lock(ltc3589->regulators[i]); |
9459 |
+ regulator_notifier_call_chain(ltc3589->regulators[i], |
9460 |
+ event, NULL); |
9461 |
++ regulator_unlock(ltc3589->regulators[i]); |
9462 |
++ } |
9463 |
+ } |
9464 |
+ |
9465 |
+ if (irqstat & LTC3589_IRQSTAT_UNDERVOLT_WARN) { |
9466 |
+ event = REGULATOR_EVENT_UNDER_VOLTAGE; |
9467 |
+- for (i = 0; i < LTC3589_NUM_REGULATORS; i++) |
9468 |
++ for (i = 0; i < LTC3589_NUM_REGULATORS; i++) { |
9469 |
++ regulator_lock(ltc3589->regulators[i]); |
9470 |
+ regulator_notifier_call_chain(ltc3589->regulators[i], |
9471 |
+ event, NULL); |
9472 |
++ regulator_unlock(ltc3589->regulators[i]); |
9473 |
++ } |
9474 |
+ } |
9475 |
+ |
9476 |
+ /* Clear warning condition */ |
9477 |
+diff --git a/drivers/regulator/ltc3676.c b/drivers/regulator/ltc3676.c |
9478 |
+index e6d66e492b85..4be90c78c720 100644 |
9479 |
+--- a/drivers/regulator/ltc3676.c |
9480 |
++++ b/drivers/regulator/ltc3676.c |
9481 |
+@@ -285,17 +285,23 @@ static irqreturn_t ltc3676_isr(int irq, void *dev_id) |
9482 |
+ if (irqstat & LTC3676_IRQSTAT_THERMAL_WARN) { |
9483 |
+ dev_warn(dev, "Over-temperature Warning\n"); |
9484 |
+ event = REGULATOR_EVENT_OVER_TEMP; |
9485 |
+- for (i = 0; i < LTC3676_NUM_REGULATORS; i++) |
9486 |
++ for (i = 0; i < LTC3676_NUM_REGULATORS; i++) { |
9487 |
++ regulator_lock(ltc3676->regulators[i]); |
9488 |
+ regulator_notifier_call_chain(ltc3676->regulators[i], |
9489 |
+ event, NULL); |
9490 |
++ regulator_unlock(ltc3676->regulators[i]); |
9491 |
++ } |
9492 |
+ } |
9493 |
+ |
9494 |
+ if (irqstat & LTC3676_IRQSTAT_UNDERVOLT_WARN) { |
9495 |
+ dev_info(dev, "Undervoltage Warning\n"); |
9496 |
+ event = REGULATOR_EVENT_UNDER_VOLTAGE; |
9497 |
+- for (i = 0; i < LTC3676_NUM_REGULATORS; i++) |
9498 |
++ for (i = 0; i < LTC3676_NUM_REGULATORS; i++) { |
9499 |
++ regulator_lock(ltc3676->regulators[i]); |
9500 |
+ regulator_notifier_call_chain(ltc3676->regulators[i], |
9501 |
+ event, NULL); |
9502 |
++ regulator_unlock(ltc3676->regulators[i]); |
9503 |
++ } |
9504 |
+ } |
9505 |
+ |
9506 |
+ /* Clear warning condition */ |
9507 |
+diff --git a/drivers/regulator/pv88060-regulator.c b/drivers/regulator/pv88060-regulator.c |
9508 |
+index 1600f9821891..810816e9df5d 100644 |
9509 |
+--- a/drivers/regulator/pv88060-regulator.c |
9510 |
++++ b/drivers/regulator/pv88060-regulator.c |
9511 |
+@@ -244,9 +244,11 @@ static irqreturn_t pv88060_irq_handler(int irq, void *data) |
9512 |
+ if (reg_val & PV88060_E_VDD_FLT) { |
9513 |
+ for (i = 0; i < PV88060_MAX_REGULATORS; i++) { |
9514 |
+ if (chip->rdev[i] != NULL) { |
9515 |
++ regulator_lock(chip->rdev[i]); |
9516 |
+ regulator_notifier_call_chain(chip->rdev[i], |
9517 |
+ REGULATOR_EVENT_UNDER_VOLTAGE, |
9518 |
+ NULL); |
9519 |
++ regulator_unlock(chip->rdev[i]); |
9520 |
+ } |
9521 |
+ } |
9522 |
+ |
9523 |
+@@ -261,9 +263,11 @@ static irqreturn_t pv88060_irq_handler(int irq, void *data) |
9524 |
+ if (reg_val & PV88060_E_OVER_TEMP) { |
9525 |
+ for (i = 0; i < PV88060_MAX_REGULATORS; i++) { |
9526 |
+ if (chip->rdev[i] != NULL) { |
9527 |
++ regulator_lock(chip->rdev[i]); |
9528 |
+ regulator_notifier_call_chain(chip->rdev[i], |
9529 |
+ REGULATOR_EVENT_OVER_TEMP, |
9530 |
+ NULL); |
9531 |
++ regulator_unlock(chip->rdev[i]); |
9532 |
+ } |
9533 |
+ } |
9534 |
+ |
9535 |
+diff --git a/drivers/regulator/pv88080-regulator.c b/drivers/regulator/pv88080-regulator.c |
9536 |
+index bdddacdbeb99..6279216fb254 100644 |
9537 |
+--- a/drivers/regulator/pv88080-regulator.c |
9538 |
++++ b/drivers/regulator/pv88080-regulator.c |
9539 |
+@@ -345,9 +345,11 @@ static irqreturn_t pv88080_irq_handler(int irq, void *data) |
9540 |
+ if (reg_val & PV88080_E_VDD_FLT) { |
9541 |
+ for (i = 0; i < PV88080_MAX_REGULATORS; i++) { |
9542 |
+ if (chip->rdev[i] != NULL) { |
9543 |
++ regulator_lock(chip->rdev[i]); |
9544 |
+ regulator_notifier_call_chain(chip->rdev[i], |
9545 |
+ REGULATOR_EVENT_UNDER_VOLTAGE, |
9546 |
+ NULL); |
9547 |
++ regulator_unlock(chip->rdev[i]); |
9548 |
+ } |
9549 |
+ } |
9550 |
+ |
9551 |
+@@ -362,9 +364,11 @@ static irqreturn_t pv88080_irq_handler(int irq, void *data) |
9552 |
+ if (reg_val & PV88080_E_OVER_TEMP) { |
9553 |
+ for (i = 0; i < PV88080_MAX_REGULATORS; i++) { |
9554 |
+ if (chip->rdev[i] != NULL) { |
9555 |
++ regulator_lock(chip->rdev[i]); |
9556 |
+ regulator_notifier_call_chain(chip->rdev[i], |
9557 |
+ REGULATOR_EVENT_OVER_TEMP, |
9558 |
+ NULL); |
9559 |
++ regulator_unlock(chip->rdev[i]); |
9560 |
+ } |
9561 |
+ } |
9562 |
+ |
9563 |
+diff --git a/drivers/regulator/pv88090-regulator.c b/drivers/regulator/pv88090-regulator.c |
9564 |
+index 6e97cc6df2ee..90f4f907fb3f 100644 |
9565 |
+--- a/drivers/regulator/pv88090-regulator.c |
9566 |
++++ b/drivers/regulator/pv88090-regulator.c |
9567 |
+@@ -237,9 +237,11 @@ static irqreturn_t pv88090_irq_handler(int irq, void *data) |
9568 |
+ if (reg_val & PV88090_E_VDD_FLT) { |
9569 |
+ for (i = 0; i < PV88090_MAX_REGULATORS; i++) { |
9570 |
+ if (chip->rdev[i] != NULL) { |
9571 |
++ regulator_lock(chip->rdev[i]); |
9572 |
+ regulator_notifier_call_chain(chip->rdev[i], |
9573 |
+ REGULATOR_EVENT_UNDER_VOLTAGE, |
9574 |
+ NULL); |
9575 |
++ regulator_unlock(chip->rdev[i]); |
9576 |
+ } |
9577 |
+ } |
9578 |
+ |
9579 |
+@@ -254,9 +256,11 @@ static irqreturn_t pv88090_irq_handler(int irq, void *data) |
9580 |
+ if (reg_val & PV88090_E_OVER_TEMP) { |
9581 |
+ for (i = 0; i < PV88090_MAX_REGULATORS; i++) { |
9582 |
+ if (chip->rdev[i] != NULL) { |
9583 |
++ regulator_lock(chip->rdev[i]); |
9584 |
+ regulator_notifier_call_chain(chip->rdev[i], |
9585 |
+ REGULATOR_EVENT_OVER_TEMP, |
9586 |
+ NULL); |
9587 |
++ regulator_unlock(chip->rdev[i]); |
9588 |
+ } |
9589 |
+ } |
9590 |
+ |
9591 |
+diff --git a/drivers/regulator/wm831x-dcdc.c b/drivers/regulator/wm831x-dcdc.c |
9592 |
+index 12b422373580..d1873f94bca7 100644 |
9593 |
+--- a/drivers/regulator/wm831x-dcdc.c |
9594 |
++++ b/drivers/regulator/wm831x-dcdc.c |
9595 |
+@@ -183,9 +183,11 @@ static irqreturn_t wm831x_dcdc_uv_irq(int irq, void *data) |
9596 |
+ { |
9597 |
+ struct wm831x_dcdc *dcdc = data; |
9598 |
+ |
9599 |
++ regulator_lock(dcdc->regulator); |
9600 |
+ regulator_notifier_call_chain(dcdc->regulator, |
9601 |
+ REGULATOR_EVENT_UNDER_VOLTAGE, |
9602 |
+ NULL); |
9603 |
++ regulator_unlock(dcdc->regulator); |
9604 |
+ |
9605 |
+ return IRQ_HANDLED; |
9606 |
+ } |
9607 |
+@@ -194,9 +196,11 @@ static irqreturn_t wm831x_dcdc_oc_irq(int irq, void *data) |
9608 |
+ { |
9609 |
+ struct wm831x_dcdc *dcdc = data; |
9610 |
+ |
9611 |
++ regulator_lock(dcdc->regulator); |
9612 |
+ regulator_notifier_call_chain(dcdc->regulator, |
9613 |
+ REGULATOR_EVENT_OVER_CURRENT, |
9614 |
+ NULL); |
9615 |
++ regulator_unlock(dcdc->regulator); |
9616 |
+ |
9617 |
+ return IRQ_HANDLED; |
9618 |
+ } |
9619 |
+diff --git a/drivers/regulator/wm831x-isink.c b/drivers/regulator/wm831x-isink.c |
9620 |
+index 6dd891d7eee3..11f351191dba 100644 |
9621 |
+--- a/drivers/regulator/wm831x-isink.c |
9622 |
++++ b/drivers/regulator/wm831x-isink.c |
9623 |
+@@ -140,9 +140,11 @@ static irqreturn_t wm831x_isink_irq(int irq, void *data) |
9624 |
+ { |
9625 |
+ struct wm831x_isink *isink = data; |
9626 |
+ |
9627 |
++ regulator_lock(isink->regulator); |
9628 |
+ regulator_notifier_call_chain(isink->regulator, |
9629 |
+ REGULATOR_EVENT_OVER_CURRENT, |
9630 |
+ NULL); |
9631 |
++ regulator_unlock(isink->regulator); |
9632 |
+ |
9633 |
+ return IRQ_HANDLED; |
9634 |
+ } |
9635 |
+diff --git a/drivers/regulator/wm831x-ldo.c b/drivers/regulator/wm831x-ldo.c |
9636 |
+index e4a6f888484e..fcd038e7cd80 100644 |
9637 |
+--- a/drivers/regulator/wm831x-ldo.c |
9638 |
++++ b/drivers/regulator/wm831x-ldo.c |
9639 |
+@@ -51,9 +51,11 @@ static irqreturn_t wm831x_ldo_uv_irq(int irq, void *data) |
9640 |
+ { |
9641 |
+ struct wm831x_ldo *ldo = data; |
9642 |
+ |
9643 |
++ regulator_lock(ldo->regulator); |
9644 |
+ regulator_notifier_call_chain(ldo->regulator, |
9645 |
+ REGULATOR_EVENT_UNDER_VOLTAGE, |
9646 |
+ NULL); |
9647 |
++ regulator_unlock(ldo->regulator); |
9648 |
+ |
9649 |
+ return IRQ_HANDLED; |
9650 |
+ } |
9651 |
+diff --git a/drivers/rtc/rtc-88pm860x.c b/drivers/rtc/rtc-88pm860x.c |
9652 |
+index d25282b4a7dd..73697e4b18a9 100644 |
9653 |
+--- a/drivers/rtc/rtc-88pm860x.c |
9654 |
++++ b/drivers/rtc/rtc-88pm860x.c |
9655 |
+@@ -421,7 +421,7 @@ static int pm860x_rtc_remove(struct platform_device *pdev) |
9656 |
+ struct pm860x_rtc_info *info = platform_get_drvdata(pdev); |
9657 |
+ |
9658 |
+ #ifdef VRTC_CALIBRATION |
9659 |
+- flush_scheduled_work(); |
9660 |
++ cancel_delayed_work_sync(&info->calib_work); |
9661 |
+ /* disable measurement */ |
9662 |
+ pm860x_set_bits(info->i2c, PM8607_MEAS_EN2, MEAS2_VRTC, 0); |
9663 |
+ #endif /* VRTC_CALIBRATION */ |
9664 |
+diff --git a/drivers/rtc/rtc-stm32.c b/drivers/rtc/rtc-stm32.c |
9665 |
+index c5908cfea234..8e6c9b3bcc29 100644 |
9666 |
+--- a/drivers/rtc/rtc-stm32.c |
9667 |
++++ b/drivers/rtc/rtc-stm32.c |
9668 |
+@@ -788,11 +788,14 @@ static int stm32_rtc_probe(struct platform_device *pdev) |
9669 |
+ ret = device_init_wakeup(&pdev->dev, true); |
9670 |
+ if (rtc->data->has_wakeirq) { |
9671 |
+ rtc->wakeirq_alarm = platform_get_irq(pdev, 1); |
9672 |
+- if (rtc->wakeirq_alarm <= 0) |
9673 |
+- ret = rtc->wakeirq_alarm; |
9674 |
+- else |
9675 |
++ if (rtc->wakeirq_alarm > 0) { |
9676 |
+ ret = dev_pm_set_dedicated_wake_irq(&pdev->dev, |
9677 |
+ rtc->wakeirq_alarm); |
9678 |
++ } else { |
9679 |
++ ret = rtc->wakeirq_alarm; |
9680 |
++ if (rtc->wakeirq_alarm == -EPROBE_DEFER) |
9681 |
++ goto err; |
9682 |
++ } |
9683 |
+ } |
9684 |
+ if (ret) |
9685 |
+ dev_warn(&pdev->dev, "alarm can't wake up the system: %d", ret); |
9686 |
+diff --git a/drivers/rtc/rtc-xgene.c b/drivers/rtc/rtc-xgene.c |
9687 |
+index 153820876a82..2f741f455c30 100644 |
9688 |
+--- a/drivers/rtc/rtc-xgene.c |
9689 |
++++ b/drivers/rtc/rtc-xgene.c |
9690 |
+@@ -168,6 +168,10 @@ static int xgene_rtc_probe(struct platform_device *pdev) |
9691 |
+ if (IS_ERR(pdata->csr_base)) |
9692 |
+ return PTR_ERR(pdata->csr_base); |
9693 |
+ |
9694 |
++ pdata->rtc = devm_rtc_allocate_device(&pdev->dev); |
9695 |
++ if (IS_ERR(pdata->rtc)) |
9696 |
++ return PTR_ERR(pdata->rtc); |
9697 |
++ |
9698 |
+ irq = platform_get_irq(pdev, 0); |
9699 |
+ if (irq < 0) { |
9700 |
+ dev_err(&pdev->dev, "No IRQ resource\n"); |
9701 |
+@@ -198,15 +202,15 @@ static int xgene_rtc_probe(struct platform_device *pdev) |
9702 |
+ return ret; |
9703 |
+ } |
9704 |
+ |
9705 |
+- pdata->rtc = devm_rtc_device_register(&pdev->dev, pdev->name, |
9706 |
+- &xgene_rtc_ops, THIS_MODULE); |
9707 |
+- if (IS_ERR(pdata->rtc)) { |
9708 |
+- clk_disable_unprepare(pdata->clk); |
9709 |
+- return PTR_ERR(pdata->rtc); |
9710 |
+- } |
9711 |
+- |
9712 |
+ /* HW does not support update faster than 1 seconds */ |
9713 |
+ pdata->rtc->uie_unsupported = 1; |
9714 |
++ pdata->rtc->ops = &xgene_rtc_ops; |
9715 |
++ |
9716 |
++ ret = rtc_register_device(pdata->rtc); |
9717 |
++ if (ret) { |
9718 |
++ clk_disable_unprepare(pdata->clk); |
9719 |
++ return ret; |
9720 |
++ } |
9721 |
+ |
9722 |
+ return 0; |
9723 |
+ } |
9724 |
+diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c |
9725 |
+index 4e8aedd50cb0..d04d4378ca50 100644 |
9726 |
+--- a/drivers/s390/block/dcssblk.c |
9727 |
++++ b/drivers/s390/block/dcssblk.c |
9728 |
+@@ -59,6 +59,7 @@ static size_t dcssblk_dax_copy_to_iter(struct dax_device *dax_dev, |
9729 |
+ |
9730 |
+ static const struct dax_operations dcssblk_dax_ops = { |
9731 |
+ .direct_access = dcssblk_dax_direct_access, |
9732 |
++ .dax_supported = generic_fsdax_supported, |
9733 |
+ .copy_from_iter = dcssblk_dax_copy_from_iter, |
9734 |
+ .copy_to_iter = dcssblk_dax_copy_to_iter, |
9735 |
+ }; |
9736 |
+diff --git a/drivers/s390/cio/cio.h b/drivers/s390/cio/cio.h |
9737 |
+index 9811fd8a0c73..92eabbb5f18d 100644 |
9738 |
+--- a/drivers/s390/cio/cio.h |
9739 |
++++ b/drivers/s390/cio/cio.h |
9740 |
+@@ -115,7 +115,7 @@ struct subchannel { |
9741 |
+ struct schib_config config; |
9742 |
+ } __attribute__ ((aligned(8))); |
9743 |
+ |
9744 |
+-DECLARE_PER_CPU(struct irb, cio_irb); |
9745 |
++DECLARE_PER_CPU_ALIGNED(struct irb, cio_irb); |
9746 |
+ |
9747 |
+ #define to_subchannel(n) container_of(n, struct subchannel, dev) |
9748 |
+ |
9749 |
+diff --git a/drivers/s390/cio/vfio_ccw_drv.c b/drivers/s390/cio/vfio_ccw_drv.c |
9750 |
+index 0b3b9de45c60..9e84d8a971ad 100644 |
9751 |
+--- a/drivers/s390/cio/vfio_ccw_drv.c |
9752 |
++++ b/drivers/s390/cio/vfio_ccw_drv.c |
9753 |
+@@ -40,26 +40,30 @@ int vfio_ccw_sch_quiesce(struct subchannel *sch) |
9754 |
+ if (ret != -EBUSY) |
9755 |
+ goto out_unlock; |
9756 |
+ |
9757 |
++ iretry = 255; |
9758 |
+ do { |
9759 |
+- iretry = 255; |
9760 |
+ |
9761 |
+ ret = cio_cancel_halt_clear(sch, &iretry); |
9762 |
+- while (ret == -EBUSY) { |
9763 |
+- /* |
9764 |
+- * Flush all I/O and wait for |
9765 |
+- * cancel/halt/clear completion. |
9766 |
+- */ |
9767 |
+- private->completion = &completion; |
9768 |
+- spin_unlock_irq(sch->lock); |
9769 |
+ |
9770 |
+- wait_for_completion_timeout(&completion, 3*HZ); |
9771 |
++ if (ret == -EIO) { |
9772 |
++ pr_err("vfio_ccw: could not quiesce subchannel 0.%x.%04x!\n", |
9773 |
++ sch->schid.ssid, sch->schid.sch_no); |
9774 |
++ break; |
9775 |
++ } |
9776 |
++ |
9777 |
++ /* |
9778 |
++ * Flush all I/O and wait for |
9779 |
++ * cancel/halt/clear completion. |
9780 |
++ */ |
9781 |
++ private->completion = &completion; |
9782 |
++ spin_unlock_irq(sch->lock); |
9783 |
+ |
9784 |
+- spin_lock_irq(sch->lock); |
9785 |
+- private->completion = NULL; |
9786 |
+- flush_workqueue(vfio_ccw_work_q); |
9787 |
+- ret = cio_cancel_halt_clear(sch, &iretry); |
9788 |
+- }; |
9789 |
++ if (ret == -EBUSY) |
9790 |
++ wait_for_completion_timeout(&completion, 3*HZ); |
9791 |
+ |
9792 |
++ private->completion = NULL; |
9793 |
++ flush_workqueue(vfio_ccw_work_q); |
9794 |
++ spin_lock_irq(sch->lock); |
9795 |
+ ret = cio_disable_subchannel(sch); |
9796 |
+ } while (ret == -EBUSY); |
9797 |
+ out_unlock: |
9798 |
+diff --git a/drivers/s390/cio/vfio_ccw_ops.c b/drivers/s390/cio/vfio_ccw_ops.c |
9799 |
+index f673e106c041..dc5ff47de3fe 100644 |
9800 |
+--- a/drivers/s390/cio/vfio_ccw_ops.c |
9801 |
++++ b/drivers/s390/cio/vfio_ccw_ops.c |
9802 |
+@@ -130,11 +130,12 @@ static int vfio_ccw_mdev_remove(struct mdev_device *mdev) |
9803 |
+ |
9804 |
+ if ((private->state != VFIO_CCW_STATE_NOT_OPER) && |
9805 |
+ (private->state != VFIO_CCW_STATE_STANDBY)) { |
9806 |
+- if (!vfio_ccw_mdev_reset(mdev)) |
9807 |
++ if (!vfio_ccw_sch_quiesce(private->sch)) |
9808 |
+ private->state = VFIO_CCW_STATE_STANDBY; |
9809 |
+ /* The state will be NOT_OPER on error. */ |
9810 |
+ } |
9811 |
+ |
9812 |
++ cp_free(&private->cp); |
9813 |
+ private->mdev = NULL; |
9814 |
+ atomic_inc(&private->avail); |
9815 |
+ |
9816 |
+@@ -158,6 +159,14 @@ static void vfio_ccw_mdev_release(struct mdev_device *mdev) |
9817 |
+ struct vfio_ccw_private *private = |
9818 |
+ dev_get_drvdata(mdev_parent_dev(mdev)); |
9819 |
+ |
9820 |
++ if ((private->state != VFIO_CCW_STATE_NOT_OPER) && |
9821 |
++ (private->state != VFIO_CCW_STATE_STANDBY)) { |
9822 |
++ if (!vfio_ccw_mdev_reset(mdev)) |
9823 |
++ private->state = VFIO_CCW_STATE_STANDBY; |
9824 |
++ /* The state will be NOT_OPER on error. */ |
9825 |
++ } |
9826 |
++ |
9827 |
++ cp_free(&private->cp); |
9828 |
+ vfio_unregister_notifier(mdev_dev(mdev), VFIO_IOMMU_NOTIFY, |
9829 |
+ &private->nb); |
9830 |
+ } |
9831 |
+diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c |
9832 |
+index 689c2af7026a..c31b2d31cd83 100644 |
9833 |
+--- a/drivers/s390/crypto/zcrypt_api.c |
9834 |
++++ b/drivers/s390/crypto/zcrypt_api.c |
9835 |
+@@ -659,6 +659,7 @@ static long zcrypt_rsa_modexpo(struct ap_perms *perms, |
9836 |
+ trace_s390_zcrypt_req(mex, TP_ICARSAMODEXPO); |
9837 |
+ |
9838 |
+ if (mex->outputdatalength < mex->inputdatalength) { |
9839 |
++ func_code = 0; |
9840 |
+ rc = -EINVAL; |
9841 |
+ goto out; |
9842 |
+ } |
9843 |
+@@ -742,6 +743,7 @@ static long zcrypt_rsa_crt(struct ap_perms *perms, |
9844 |
+ trace_s390_zcrypt_req(crt, TP_ICARSACRT); |
9845 |
+ |
9846 |
+ if (crt->outputdatalength < crt->inputdatalength) { |
9847 |
++ func_code = 0; |
9848 |
+ rc = -EINVAL; |
9849 |
+ goto out; |
9850 |
+ } |
9851 |
+@@ -951,6 +953,7 @@ static long zcrypt_send_ep11_cprb(struct ap_perms *perms, |
9852 |
+ |
9853 |
+ targets = kcalloc(target_num, sizeof(*targets), GFP_KERNEL); |
9854 |
+ if (!targets) { |
9855 |
++ func_code = 0; |
9856 |
+ rc = -ENOMEM; |
9857 |
+ goto out; |
9858 |
+ } |
9859 |
+@@ -958,6 +961,7 @@ static long zcrypt_send_ep11_cprb(struct ap_perms *perms, |
9860 |
+ uptr = (struct ep11_target_dev __force __user *) xcrb->targets; |
9861 |
+ if (copy_from_user(targets, uptr, |
9862 |
+ target_num * sizeof(*targets))) { |
9863 |
++ func_code = 0; |
9864 |
+ rc = -EFAULT; |
9865 |
+ goto out_free; |
9866 |
+ } |
9867 |
+diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h |
9868 |
+index c851cf6e01c4..d603dfea97ab 100644 |
9869 |
+--- a/drivers/s390/net/qeth_core.h |
9870 |
++++ b/drivers/s390/net/qeth_core.h |
9871 |
+@@ -163,6 +163,12 @@ struct qeth_vnicc_info { |
9872 |
+ bool rx_bcast_enabled; |
9873 |
+ }; |
9874 |
+ |
9875 |
++static inline int qeth_is_adp_supported(struct qeth_ipa_info *ipa, |
9876 |
++ enum qeth_ipa_setadp_cmd func) |
9877 |
++{ |
9878 |
++ return (ipa->supported_funcs & func); |
9879 |
++} |
9880 |
++ |
9881 |
+ static inline int qeth_is_ipa_supported(struct qeth_ipa_info *ipa, |
9882 |
+ enum qeth_ipa_funcs func) |
9883 |
+ { |
9884 |
+@@ -176,9 +182,7 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa, |
9885 |
+ } |
9886 |
+ |
9887 |
+ #define qeth_adp_supported(c, f) \ |
9888 |
+- qeth_is_ipa_supported(&c->options.adp, f) |
9889 |
+-#define qeth_adp_enabled(c, f) \ |
9890 |
+- qeth_is_ipa_enabled(&c->options.adp, f) |
9891 |
++ qeth_is_adp_supported(&c->options.adp, f) |
9892 |
+ #define qeth_is_supported(c, f) \ |
9893 |
+ qeth_is_ipa_supported(&c->options.ipa4, f) |
9894 |
+ #define qeth_is_enabled(c, f) \ |
9895 |
+diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c |
9896 |
+index 44bd6f04c145..8c73a99daff3 100644 |
9897 |
+--- a/drivers/s390/net/qeth_core_main.c |
9898 |
++++ b/drivers/s390/net/qeth_core_main.c |
9899 |
+@@ -1308,7 +1308,7 @@ static void qeth_set_multiple_write_queues(struct qeth_card *card) |
9900 |
+ card->qdio.no_out_queues = 4; |
9901 |
+ } |
9902 |
+ |
9903 |
+-static void qeth_update_from_chp_desc(struct qeth_card *card) |
9904 |
++static int qeth_update_from_chp_desc(struct qeth_card *card) |
9905 |
+ { |
9906 |
+ struct ccw_device *ccwdev; |
9907 |
+ struct channel_path_desc_fmt0 *chp_dsc; |
9908 |
+@@ -1318,7 +1318,7 @@ static void qeth_update_from_chp_desc(struct qeth_card *card) |
9909 |
+ ccwdev = card->data.ccwdev; |
9910 |
+ chp_dsc = ccw_device_get_chp_desc(ccwdev, 0); |
9911 |
+ if (!chp_dsc) |
9912 |
+- goto out; |
9913 |
++ return -ENOMEM; |
9914 |
+ |
9915 |
+ card->info.func_level = 0x4100 + chp_dsc->desc; |
9916 |
+ if (card->info.type == QETH_CARD_TYPE_IQD) |
9917 |
+@@ -1333,6 +1333,7 @@ out: |
9918 |
+ kfree(chp_dsc); |
9919 |
+ QETH_DBF_TEXT_(SETUP, 2, "nr:%x", card->qdio.no_out_queues); |
9920 |
+ QETH_DBF_TEXT_(SETUP, 2, "lvl:%02x", card->info.func_level); |
9921 |
++ return 0; |
9922 |
+ } |
9923 |
+ |
9924 |
+ static void qeth_init_qdio_info(struct qeth_card *card) |
9925 |
+@@ -4986,7 +4987,9 @@ int qeth_core_hardsetup_card(struct qeth_card *card, bool *carrier_ok) |
9926 |
+ |
9927 |
+ QETH_DBF_TEXT(SETUP, 2, "hrdsetup"); |
9928 |
+ atomic_set(&card->force_alloc_skb, 0); |
9929 |
+- qeth_update_from_chp_desc(card); |
9930 |
++ rc = qeth_update_from_chp_desc(card); |
9931 |
++ if (rc) |
9932 |
++ return rc; |
9933 |
+ retry: |
9934 |
+ if (retries < 3) |
9935 |
+ QETH_DBF_MESSAGE(2, "Retrying to do IDX activates on device %x.\n", |
9936 |
+@@ -5641,7 +5644,9 @@ static int qeth_core_probe_device(struct ccwgroup_device *gdev) |
9937 |
+ } |
9938 |
+ |
9939 |
+ qeth_setup_card(card); |
9940 |
+- qeth_update_from_chp_desc(card); |
9941 |
++ rc = qeth_update_from_chp_desc(card); |
9942 |
++ if (rc) |
9943 |
++ goto err_chp_desc; |
9944 |
+ |
9945 |
+ card->dev = qeth_alloc_netdev(card); |
9946 |
+ if (!card->dev) { |
9947 |
+@@ -5676,6 +5681,7 @@ err_disc: |
9948 |
+ qeth_core_free_discipline(card); |
9949 |
+ err_load: |
9950 |
+ free_netdev(card->dev); |
9951 |
++err_chp_desc: |
9952 |
+ err_card: |
9953 |
+ qeth_core_free_card(card); |
9954 |
+ err_dev: |
9955 |
+diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c |
9956 |
+index 17b45a0c7bc3..3611a4ef0d15 100644 |
9957 |
+--- a/drivers/scsi/libsas/sas_expander.c |
9958 |
++++ b/drivers/scsi/libsas/sas_expander.c |
9959 |
+@@ -2052,6 +2052,11 @@ static int sas_rediscover_dev(struct domain_device *dev, int phy_id, bool last) |
9960 |
+ if ((SAS_ADDR(sas_addr) == 0) || (res == -ECOMM)) { |
9961 |
+ phy->phy_state = PHY_EMPTY; |
9962 |
+ sas_unregister_devs_sas_addr(dev, phy_id, last); |
9963 |
++ /* |
9964 |
++ * Even though the PHY is empty, for convenience we discover |
9965 |
++ * the PHY to update the PHY info, like negotiated linkrate. |
9966 |
++ */ |
9967 |
++ sas_ex_phy_discover(dev, phy_id); |
9968 |
+ return res; |
9969 |
+ } else if (SAS_ADDR(sas_addr) == SAS_ADDR(phy->attached_sas_addr) && |
9970 |
+ dev_type_flutter(type, phy->attached_dev_type)) { |
9971 |
+diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c |
9972 |
+index 2e3949c6cd07..25553e7ba85c 100644 |
9973 |
+--- a/drivers/scsi/lpfc/lpfc_ct.c |
9974 |
++++ b/drivers/scsi/lpfc/lpfc_ct.c |
9975 |
+@@ -2005,8 +2005,11 @@ lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport, |
9976 |
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; |
9977 |
+ memset(ae, 0, 256); |
9978 |
+ |
9979 |
++ /* This string MUST be consistent with other FC platforms |
9980 |
++ * supported by Broadcom. |
9981 |
++ */ |
9982 |
+ strncpy(ae->un.AttrString, |
9983 |
+- "Broadcom Inc.", |
9984 |
++ "Emulex Corporation", |
9985 |
+ sizeof(ae->un.AttrString)); |
9986 |
+ len = strnlen(ae->un.AttrString, |
9987 |
+ sizeof(ae->un.AttrString)); |
9988 |
+@@ -2360,10 +2363,11 @@ lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport, |
9989 |
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; |
9990 |
+ memset(ae, 0, 32); |
9991 |
+ |
9992 |
+- ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */ |
9993 |
+- ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */ |
9994 |
+- ae->un.AttrTypes[6] = 0x01; /* Type 40 - NVME */ |
9995 |
+- ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */ |
9996 |
++ ae->un.AttrTypes[3] = 0x02; /* Type 0x1 - ELS */ |
9997 |
++ ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */ |
9998 |
++ if (vport->nvmei_support || vport->phba->nvmet_support) |
9999 |
++ ae->un.AttrTypes[6] = 0x01; /* Type 0x28 - NVME */ |
10000 |
++ ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */ |
10001 |
+ size = FOURBYTES + 32; |
10002 |
+ ad->AttrLen = cpu_to_be16(size); |
10003 |
+ ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES); |
10004 |
+@@ -2673,9 +2677,11 @@ lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport, |
10005 |
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; |
10006 |
+ memset(ae, 0, 32); |
10007 |
+ |
10008 |
+- ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */ |
10009 |
+- ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */ |
10010 |
+- ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */ |
10011 |
++ ae->un.AttrTypes[3] = 0x02; /* Type 0x1 - ELS */ |
10012 |
++ ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */ |
10013 |
++ if (vport->phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) |
10014 |
++ ae->un.AttrTypes[6] = 0x1; /* Type 0x28 - NVME */ |
10015 |
++ ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */ |
10016 |
+ size = FOURBYTES + 32; |
10017 |
+ ad->AttrLen = cpu_to_be16(size); |
10018 |
+ ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES); |
10019 |
+diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c |
10020 |
+index aa4961a2caf8..75e9d46d44d4 100644 |
10021 |
+--- a/drivers/scsi/lpfc/lpfc_hbadisc.c |
10022 |
++++ b/drivers/scsi/lpfc/lpfc_hbadisc.c |
10023 |
+@@ -932,7 +932,11 @@ lpfc_linkdown(struct lpfc_hba *phba) |
10024 |
+ } |
10025 |
+ } |
10026 |
+ lpfc_destroy_vport_work_array(phba, vports); |
10027 |
+- /* Clean up any firmware default rpi's */ |
10028 |
++ |
10029 |
++ /* Clean up any SLI3 firmware default rpi's */ |
10030 |
++ if (phba->sli_rev > LPFC_SLI_REV3) |
10031 |
++ goto skip_unreg_did; |
10032 |
++ |
10033 |
+ mb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
10034 |
+ if (mb) { |
10035 |
+ lpfc_unreg_did(phba, 0xffff, LPFC_UNREG_ALL_DFLT_RPIS, mb); |
10036 |
+@@ -944,6 +948,7 @@ lpfc_linkdown(struct lpfc_hba *phba) |
10037 |
+ } |
10038 |
+ } |
10039 |
+ |
10040 |
++ skip_unreg_did: |
10041 |
+ /* Setup myDID for link up if we are in pt2pt mode */ |
10042 |
+ if (phba->pport->fc_flag & FC_PT2PT) { |
10043 |
+ mb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
10044 |
+@@ -4868,6 +4873,10 @@ lpfc_unreg_rpi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) |
10045 |
+ * accept PLOGIs after unreg_rpi_cmpl |
10046 |
+ */ |
10047 |
+ acc_plogi = 0; |
10048 |
++ } else if (vport->load_flag & FC_UNLOADING) { |
10049 |
++ mbox->ctx_ndlp = NULL; |
10050 |
++ mbox->mbox_cmpl = |
10051 |
++ lpfc_sli_def_mbox_cmpl; |
10052 |
+ } else { |
10053 |
+ mbox->ctx_ndlp = ndlp; |
10054 |
+ mbox->mbox_cmpl = |
10055 |
+@@ -4979,6 +4988,10 @@ lpfc_unreg_default_rpis(struct lpfc_vport *vport) |
10056 |
+ LPFC_MBOXQ_t *mbox; |
10057 |
+ int rc; |
10058 |
+ |
10059 |
++ /* Unreg DID is an SLI3 operation. */ |
10060 |
++ if (phba->sli_rev > LPFC_SLI_REV3) |
10061 |
++ return; |
10062 |
++ |
10063 |
+ mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
10064 |
+ if (mbox) { |
10065 |
+ lpfc_unreg_did(phba, vport->vpi, LPFC_UNREG_ALL_DFLT_RPIS, |
10066 |
+diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c |
10067 |
+index 7fcdaed3fa94..46e155d1fa15 100644 |
10068 |
+--- a/drivers/scsi/lpfc/lpfc_init.c |
10069 |
++++ b/drivers/scsi/lpfc/lpfc_init.c |
10070 |
+@@ -3245,6 +3245,13 @@ void lpfc_destroy_multixri_pools(struct lpfc_hba *phba) |
10071 |
+ if (phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) |
10072 |
+ lpfc_destroy_expedite_pool(phba); |
10073 |
+ |
10074 |
++ if (!(phba->pport->load_flag & FC_UNLOADING)) { |
10075 |
++ lpfc_sli_flush_fcp_rings(phba); |
10076 |
++ |
10077 |
++ if (phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) |
10078 |
++ lpfc_sli_flush_nvme_rings(phba); |
10079 |
++ } |
10080 |
++ |
10081 |
+ hwq_count = phba->cfg_hdw_queue; |
10082 |
+ |
10083 |
+ for (i = 0; i < hwq_count; i++) { |
10084 |
+@@ -3611,8 +3618,6 @@ lpfc_io_free(struct lpfc_hba *phba) |
10085 |
+ struct lpfc_sli4_hdw_queue *qp; |
10086 |
+ int idx; |
10087 |
+ |
10088 |
+- spin_lock_irq(&phba->hbalock); |
10089 |
+- |
10090 |
+ for (idx = 0; idx < phba->cfg_hdw_queue; idx++) { |
10091 |
+ qp = &phba->sli4_hba.hdwq[idx]; |
10092 |
+ /* Release all the lpfc_nvme_bufs maintained by this host. */ |
10093 |
+@@ -3642,8 +3647,6 @@ lpfc_io_free(struct lpfc_hba *phba) |
10094 |
+ } |
10095 |
+ spin_unlock(&qp->io_buf_list_get_lock); |
10096 |
+ } |
10097 |
+- |
10098 |
+- spin_unlock_irq(&phba->hbalock); |
10099 |
+ } |
10100 |
+ |
10101 |
+ /** |
10102 |
+diff --git a/drivers/scsi/lpfc/lpfc_nvme.c b/drivers/scsi/lpfc/lpfc_nvme.c |
10103 |
+index 1aa00d2c3f74..9defff711884 100644 |
10104 |
+--- a/drivers/scsi/lpfc/lpfc_nvme.c |
10105 |
++++ b/drivers/scsi/lpfc/lpfc_nvme.c |
10106 |
+@@ -2080,15 +2080,15 @@ lpfc_nvme_create_localport(struct lpfc_vport *vport) |
10107 |
+ lpfc_nvme_template.max_hw_queues = |
10108 |
+ phba->sli4_hba.num_present_cpu; |
10109 |
+ |
10110 |
++ if (!IS_ENABLED(CONFIG_NVME_FC)) |
10111 |
++ return ret; |
10112 |
++ |
10113 |
+ /* localport is allocated from the stack, but the registration |
10114 |
+ * call allocates heap memory as well as the private area. |
10115 |
+ */ |
10116 |
+-#if (IS_ENABLED(CONFIG_NVME_FC)) |
10117 |
++ |
10118 |
+ ret = nvme_fc_register_localport(&nfcp_info, &lpfc_nvme_template, |
10119 |
+ &vport->phba->pcidev->dev, &localport); |
10120 |
+-#else |
10121 |
+- ret = -ENOMEM; |
10122 |
+-#endif |
10123 |
+ if (!ret) { |
10124 |
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_NVME | LOG_NVME_DISC, |
10125 |
+ "6005 Successfully registered local " |
10126 |
+diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c |
10127 |
+index a497b2c0cb79..25501d4605ff 100644 |
10128 |
+--- a/drivers/scsi/lpfc/lpfc_scsi.c |
10129 |
++++ b/drivers/scsi/lpfc/lpfc_scsi.c |
10130 |
+@@ -3670,7 +3670,7 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, |
10131 |
+ #ifdef CONFIG_SCSI_LPFC_DEBUG_FS |
10132 |
+ if (phba->cpucheck_on & LPFC_CHECK_SCSI_IO) { |
10133 |
+ cpu = smp_processor_id(); |
10134 |
+- if (cpu < LPFC_CHECK_CPU_CNT) |
10135 |
++ if (cpu < LPFC_CHECK_CPU_CNT && phba->sli4_hba.hdwq) |
10136 |
+ phba->sli4_hba.hdwq[idx].cpucheck_cmpl_io[cpu]++; |
10137 |
+ } |
10138 |
+ #endif |
10139 |
+diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c |
10140 |
+index 57b4a463b589..dc933b6d7800 100644 |
10141 |
+--- a/drivers/scsi/lpfc/lpfc_sli.c |
10142 |
++++ b/drivers/scsi/lpfc/lpfc_sli.c |
10143 |
+@@ -2502,8 +2502,8 @@ lpfc_sli_def_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) |
10144 |
+ } else { |
10145 |
+ ndlp->nlp_flag &= ~NLP_UNREG_INP; |
10146 |
+ } |
10147 |
++ pmb->ctx_ndlp = NULL; |
10148 |
+ } |
10149 |
+- pmb->ctx_ndlp = NULL; |
10150 |
+ } |
10151 |
+ |
10152 |
+ /* Check security permission status on INIT_LINK mailbox command */ |
10153 |
+@@ -7652,12 +7652,6 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba) |
10154 |
+ phba->cfg_xri_rebalancing = 0; |
10155 |
+ } |
10156 |
+ |
10157 |
+- /* Arm the CQs and then EQs on device */ |
10158 |
+- lpfc_sli4_arm_cqeq_intr(phba); |
10159 |
+- |
10160 |
+- /* Indicate device interrupt mode */ |
10161 |
+- phba->sli4_hba.intr_enable = 1; |
10162 |
+- |
10163 |
+ /* Allow asynchronous mailbox command to go through */ |
10164 |
+ spin_lock_irq(&phba->hbalock); |
10165 |
+ phba->sli.sli_flag &= ~LPFC_SLI_ASYNC_MBX_BLK; |
10166 |
+@@ -7726,6 +7720,12 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba) |
10167 |
+ phba->trunk_link.link3.state = LPFC_LINK_DOWN; |
10168 |
+ spin_unlock_irq(&phba->hbalock); |
10169 |
+ |
10170 |
++ /* Arm the CQs and then EQs on device */ |
10171 |
++ lpfc_sli4_arm_cqeq_intr(phba); |
10172 |
++ |
10173 |
++ /* Indicate device interrupt mode */ |
10174 |
++ phba->sli4_hba.intr_enable = 1; |
10175 |
++ |
10176 |
+ if (!(phba->hba_flag & HBA_FCOE_MODE) && |
10177 |
+ (phba->hba_flag & LINK_DISABLED)) { |
10178 |
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT | LOG_SLI, |
10179 |
+diff --git a/drivers/scsi/qedf/qedf_io.c b/drivers/scsi/qedf/qedf_io.c |
10180 |
+index 6ca583bdde23..29b51c466721 100644 |
10181 |
+--- a/drivers/scsi/qedf/qedf_io.c |
10182 |
++++ b/drivers/scsi/qedf/qedf_io.c |
10183 |
+@@ -902,6 +902,7 @@ int qedf_post_io_req(struct qedf_rport *fcport, struct qedf_ioreq *io_req) |
10184 |
+ if (!test_bit(QEDF_RPORT_SESSION_READY, &fcport->flags)) { |
10185 |
+ QEDF_ERR(&(qedf->dbg_ctx), "Session not offloaded yet.\n"); |
10186 |
+ kref_put(&io_req->refcount, qedf_release_cmd); |
10187 |
++ return -EINVAL; |
10188 |
+ } |
10189 |
+ |
10190 |
+ /* Obtain free SQE */ |
10191 |
+diff --git a/drivers/scsi/qedi/qedi_iscsi.c b/drivers/scsi/qedi/qedi_iscsi.c |
10192 |
+index 6d6d6013e35b..bf371e7b957d 100644 |
10193 |
+--- a/drivers/scsi/qedi/qedi_iscsi.c |
10194 |
++++ b/drivers/scsi/qedi/qedi_iscsi.c |
10195 |
+@@ -1000,6 +1000,9 @@ static void qedi_ep_disconnect(struct iscsi_endpoint *ep) |
10196 |
+ qedi_ep = ep->dd_data; |
10197 |
+ qedi = qedi_ep->qedi; |
10198 |
+ |
10199 |
++ if (qedi_ep->state == EP_STATE_OFLDCONN_START) |
10200 |
++ goto ep_exit_recover; |
10201 |
++ |
10202 |
+ flush_work(&qedi_ep->offload_work); |
10203 |
+ |
10204 |
+ if (qedi_ep->conn) { |
10205 |
+diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c |
10206 |
+index 69bbea9239cc..add17843148d 100644 |
10207 |
+--- a/drivers/scsi/qla2xxx/qla_isr.c |
10208 |
++++ b/drivers/scsi/qla2xxx/qla_isr.c |
10209 |
+@@ -3475,7 +3475,7 @@ qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp) |
10210 |
+ ql_log(ql_log_fatal, vha, 0x00c8, |
10211 |
+ "Failed to allocate memory for ha->msix_entries.\n"); |
10212 |
+ ret = -ENOMEM; |
10213 |
+- goto msix_out; |
10214 |
++ goto free_irqs; |
10215 |
+ } |
10216 |
+ ha->flags.msix_enabled = 1; |
10217 |
+ |
10218 |
+@@ -3558,6 +3558,10 @@ msix_register_fail: |
10219 |
+ |
10220 |
+ msix_out: |
10221 |
+ return ret; |
10222 |
++ |
10223 |
++free_irqs: |
10224 |
++ pci_free_irq_vectors(ha->pdev); |
10225 |
++ goto msix_out; |
10226 |
+ } |
10227 |
+ |
10228 |
+ int |
10229 |
+diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c |
10230 |
+index 697eee1d8847..b210a8296c27 100644 |
10231 |
+--- a/drivers/scsi/qla2xxx/qla_target.c |
10232 |
++++ b/drivers/scsi/qla2xxx/qla_target.c |
10233 |
+@@ -680,7 +680,6 @@ done: |
10234 |
+ void qla24xx_do_nack_work(struct scsi_qla_host *vha, struct qla_work_evt *e) |
10235 |
+ { |
10236 |
+ fc_port_t *t; |
10237 |
+- unsigned long flags; |
10238 |
+ |
10239 |
+ switch (e->u.nack.type) { |
10240 |
+ case SRB_NACK_PRLI: |
10241 |
+@@ -693,10 +692,8 @@ void qla24xx_do_nack_work(struct scsi_qla_host *vha, struct qla_work_evt *e) |
10242 |
+ if (t) { |
10243 |
+ ql_log(ql_log_info, vha, 0xd034, |
10244 |
+ "%s create sess success %p", __func__, t); |
10245 |
+- spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); |
10246 |
+ /* create sess has an extra kref */ |
10247 |
+ vha->hw->tgt.tgt_ops->put_sess(e->u.nack.fcport); |
10248 |
+- spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); |
10249 |
+ } |
10250 |
+ break; |
10251 |
+ } |
10252 |
+@@ -708,9 +705,6 @@ void qla24xx_delete_sess_fn(struct work_struct *work) |
10253 |
+ { |
10254 |
+ fc_port_t *fcport = container_of(work, struct fc_port, del_work); |
10255 |
+ struct qla_hw_data *ha = fcport->vha->hw; |
10256 |
+- unsigned long flags; |
10257 |
+- |
10258 |
+- spin_lock_irqsave(&ha->tgt.sess_lock, flags); |
10259 |
+ |
10260 |
+ if (fcport->se_sess) { |
10261 |
+ ha->tgt.tgt_ops->shutdown_sess(fcport); |
10262 |
+@@ -718,7 +712,6 @@ void qla24xx_delete_sess_fn(struct work_struct *work) |
10263 |
+ } else { |
10264 |
+ qlt_unreg_sess(fcport); |
10265 |
+ } |
10266 |
+- spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); |
10267 |
+ } |
10268 |
+ |
10269 |
+ /* |
10270 |
+@@ -787,8 +780,9 @@ void qlt_fc_port_added(struct scsi_qla_host *vha, fc_port_t *fcport) |
10271 |
+ fcport->port_name, sess->loop_id); |
10272 |
+ sess->local = 0; |
10273 |
+ } |
10274 |
+- ha->tgt.tgt_ops->put_sess(sess); |
10275 |
+ spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); |
10276 |
++ |
10277 |
++ ha->tgt.tgt_ops->put_sess(sess); |
10278 |
+ } |
10279 |
+ |
10280 |
+ /* |
10281 |
+@@ -4242,9 +4236,7 @@ static void __qlt_do_work(struct qla_tgt_cmd *cmd) |
10282 |
+ /* |
10283 |
+ * Drop extra session reference from qla_tgt_handle_cmd_for_atio*( |
10284 |
+ */ |
10285 |
+- spin_lock_irqsave(&ha->tgt.sess_lock, flags); |
10286 |
+ ha->tgt.tgt_ops->put_sess(sess); |
10287 |
+- spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); |
10288 |
+ return; |
10289 |
+ |
10290 |
+ out_term: |
10291 |
+@@ -4261,9 +4253,7 @@ out_term: |
10292 |
+ target_free_tag(sess->se_sess, &cmd->se_cmd); |
10293 |
+ spin_unlock_irqrestore(qpair->qp_lock_ptr, flags); |
10294 |
+ |
10295 |
+- spin_lock_irqsave(&ha->tgt.sess_lock, flags); |
10296 |
+ ha->tgt.tgt_ops->put_sess(sess); |
10297 |
+- spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); |
10298 |
+ } |
10299 |
+ |
10300 |
+ static void qlt_do_work(struct work_struct *work) |
10301 |
+@@ -4472,9 +4462,7 @@ static int qlt_handle_cmd_for_atio(struct scsi_qla_host *vha, |
10302 |
+ if (!cmd) { |
10303 |
+ ql_dbg(ql_dbg_io, vha, 0x3062, |
10304 |
+ "qla_target(%d): Allocation of cmd failed\n", vha->vp_idx); |
10305 |
+- spin_lock_irqsave(&ha->tgt.sess_lock, flags); |
10306 |
+ ha->tgt.tgt_ops->put_sess(sess); |
10307 |
+- spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); |
10308 |
+ return -EBUSY; |
10309 |
+ } |
10310 |
+ |
10311 |
+@@ -6318,17 +6306,19 @@ static void qlt_abort_work(struct qla_tgt *tgt, |
10312 |
+ } |
10313 |
+ |
10314 |
+ rc = __qlt_24xx_handle_abts(vha, &prm->abts, sess); |
10315 |
+- ha->tgt.tgt_ops->put_sess(sess); |
10316 |
+ spin_unlock_irqrestore(&ha->tgt.sess_lock, flags2); |
10317 |
+ |
10318 |
++ ha->tgt.tgt_ops->put_sess(sess); |
10319 |
++ |
10320 |
+ if (rc != 0) |
10321 |
+ goto out_term; |
10322 |
+ return; |
10323 |
+ |
10324 |
+ out_term2: |
10325 |
++ spin_unlock_irqrestore(&ha->tgt.sess_lock, flags2); |
10326 |
++ |
10327 |
+ if (sess) |
10328 |
+ ha->tgt.tgt_ops->put_sess(sess); |
10329 |
+- spin_unlock_irqrestore(&ha->tgt.sess_lock, flags2); |
10330 |
+ |
10331 |
+ out_term: |
10332 |
+ spin_lock_irqsave(&ha->hardware_lock, flags); |
10333 |
+@@ -6386,9 +6376,10 @@ static void qlt_tmr_work(struct qla_tgt *tgt, |
10334 |
+ scsilun_to_int((struct scsi_lun *)&a->u.isp24.fcp_cmnd.lun); |
10335 |
+ |
10336 |
+ rc = qlt_issue_task_mgmt(sess, unpacked_lun, fn, iocb, 0); |
10337 |
+- ha->tgt.tgt_ops->put_sess(sess); |
10338 |
+ spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); |
10339 |
+ |
10340 |
++ ha->tgt.tgt_ops->put_sess(sess); |
10341 |
++ |
10342 |
+ if (rc != 0) |
10343 |
+ goto out_term; |
10344 |
+ return; |
10345 |
+diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.c b/drivers/scsi/qla2xxx/tcm_qla2xxx.c |
10346 |
+index 8a3075d17c63..e58becb790fa 100644 |
10347 |
+--- a/drivers/scsi/qla2xxx/tcm_qla2xxx.c |
10348 |
++++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.c |
10349 |
+@@ -359,7 +359,6 @@ static void tcm_qla2xxx_put_sess(struct fc_port *sess) |
10350 |
+ if (!sess) |
10351 |
+ return; |
10352 |
+ |
10353 |
+- assert_spin_locked(&sess->vha->hw->tgt.sess_lock); |
10354 |
+ kref_put(&sess->sess_kref, tcm_qla2xxx_release_session); |
10355 |
+ } |
10356 |
+ |
10357 |
+@@ -374,8 +373,9 @@ static void tcm_qla2xxx_close_session(struct se_session *se_sess) |
10358 |
+ |
10359 |
+ spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); |
10360 |
+ target_sess_cmd_list_set_waiting(se_sess); |
10361 |
+- tcm_qla2xxx_put_sess(sess); |
10362 |
+ spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); |
10363 |
++ |
10364 |
++ tcm_qla2xxx_put_sess(sess); |
10365 |
+ } |
10366 |
+ |
10367 |
+ static u32 tcm_qla2xxx_sess_get_index(struct se_session *se_sess) |
10368 |
+@@ -399,6 +399,8 @@ static int tcm_qla2xxx_write_pending(struct se_cmd *se_cmd) |
10369 |
+ cmd->se_cmd.transport_state, |
10370 |
+ cmd->se_cmd.t_state, |
10371 |
+ cmd->se_cmd.se_cmd_flags); |
10372 |
++ transport_generic_request_failure(&cmd->se_cmd, |
10373 |
++ TCM_CHECK_CONDITION_ABORT_CMD); |
10374 |
+ return 0; |
10375 |
+ } |
10376 |
+ cmd->trc_flags |= TRC_XFR_RDY; |
10377 |
+@@ -829,7 +831,6 @@ static void tcm_qla2xxx_clear_nacl_from_fcport_map(struct fc_port *sess) |
10378 |
+ |
10379 |
+ static void tcm_qla2xxx_shutdown_sess(struct fc_port *sess) |
10380 |
+ { |
10381 |
+- assert_spin_locked(&sess->vha->hw->tgt.sess_lock); |
10382 |
+ target_sess_cmd_list_set_waiting(sess->se_sess); |
10383 |
+ } |
10384 |
+ |
10385 |
+diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c |
10386 |
+index 6e4f4931ae17..8c674eca09f1 100644 |
10387 |
+--- a/drivers/scsi/qla4xxx/ql4_os.c |
10388 |
++++ b/drivers/scsi/qla4xxx/ql4_os.c |
10389 |
+@@ -5930,7 +5930,7 @@ static int get_fw_boot_info(struct scsi_qla_host *ha, uint16_t ddb_index[]) |
10390 |
+ val = rd_nvram_byte(ha, sec_addr); |
10391 |
+ if (val & BIT_7) |
10392 |
+ ddb_index[1] = (val & 0x7f); |
10393 |
+- |
10394 |
++ goto exit_boot_info; |
10395 |
+ } else if (is_qla80XX(ha)) { |
10396 |
+ buf = dma_alloc_coherent(&ha->pdev->dev, size, |
10397 |
+ &buf_dma, GFP_KERNEL); |
10398 |
+diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c |
10399 |
+index 2b2bc4b49d78..b894786df6c2 100644 |
10400 |
+--- a/drivers/scsi/sd.c |
10401 |
++++ b/drivers/scsi/sd.c |
10402 |
+@@ -2603,7 +2603,6 @@ sd_read_write_protect_flag(struct scsi_disk *sdkp, unsigned char *buffer) |
10403 |
+ int res; |
10404 |
+ struct scsi_device *sdp = sdkp->device; |
10405 |
+ struct scsi_mode_data data; |
10406 |
+- int disk_ro = get_disk_ro(sdkp->disk); |
10407 |
+ int old_wp = sdkp->write_prot; |
10408 |
+ |
10409 |
+ set_disk_ro(sdkp->disk, 0); |
10410 |
+@@ -2644,7 +2643,7 @@ sd_read_write_protect_flag(struct scsi_disk *sdkp, unsigned char *buffer) |
10411 |
+ "Test WP failed, assume Write Enabled\n"); |
10412 |
+ } else { |
10413 |
+ sdkp->write_prot = ((data.device_specific & 0x80) != 0); |
10414 |
+- set_disk_ro(sdkp->disk, sdkp->write_prot || disk_ro); |
10415 |
++ set_disk_ro(sdkp->disk, sdkp->write_prot); |
10416 |
+ if (sdkp->first_scan || old_wp != sdkp->write_prot) { |
10417 |
+ sd_printk(KERN_NOTICE, sdkp, "Write Protect is %s\n", |
10418 |
+ sdkp->write_prot ? "on" : "off"); |
10419 |
+diff --git a/drivers/scsi/ufs/ufs-hisi.c b/drivers/scsi/ufs/ufs-hisi.c |
10420 |
+index 0e855b5afe82..2f592df921d9 100644 |
10421 |
+--- a/drivers/scsi/ufs/ufs-hisi.c |
10422 |
++++ b/drivers/scsi/ufs/ufs-hisi.c |
10423 |
+@@ -587,6 +587,10 @@ static int ufs_hisi_init_common(struct ufs_hba *hba) |
10424 |
+ ufshcd_set_variant(hba, host); |
10425 |
+ |
10426 |
+ host->rst = devm_reset_control_get(dev, "rst"); |
10427 |
++ if (IS_ERR(host->rst)) { |
10428 |
++ dev_err(dev, "%s: failed to get reset control\n", __func__); |
10429 |
++ return PTR_ERR(host->rst); |
10430 |
++ } |
10431 |
+ |
10432 |
+ ufs_hisi_set_pm_lvl(hba); |
10433 |
+ |
10434 |
+diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c |
10435 |
+index e040f9dd9ff3..5ba49c8cd2a3 100644 |
10436 |
+--- a/drivers/scsi/ufs/ufshcd.c |
10437 |
++++ b/drivers/scsi/ufs/ufshcd.c |
10438 |
+@@ -6294,19 +6294,19 @@ static u32 ufshcd_find_max_sup_active_icc_level(struct ufs_hba *hba, |
10439 |
+ goto out; |
10440 |
+ } |
10441 |
+ |
10442 |
+- if (hba->vreg_info.vcc) |
10443 |
++ if (hba->vreg_info.vcc && hba->vreg_info.vcc->max_uA) |
10444 |
+ icc_level = ufshcd_get_max_icc_level( |
10445 |
+ hba->vreg_info.vcc->max_uA, |
10446 |
+ POWER_DESC_MAX_ACTV_ICC_LVLS - 1, |
10447 |
+ &desc_buf[PWR_DESC_ACTIVE_LVLS_VCC_0]); |
10448 |
+ |
10449 |
+- if (hba->vreg_info.vccq) |
10450 |
++ if (hba->vreg_info.vccq && hba->vreg_info.vccq->max_uA) |
10451 |
+ icc_level = ufshcd_get_max_icc_level( |
10452 |
+ hba->vreg_info.vccq->max_uA, |
10453 |
+ icc_level, |
10454 |
+ &desc_buf[PWR_DESC_ACTIVE_LVLS_VCCQ_0]); |
10455 |
+ |
10456 |
+- if (hba->vreg_info.vccq2) |
10457 |
++ if (hba->vreg_info.vccq2 && hba->vreg_info.vccq2->max_uA) |
10458 |
+ icc_level = ufshcd_get_max_icc_level( |
10459 |
+ hba->vreg_info.vccq2->max_uA, |
10460 |
+ icc_level, |
10461 |
+@@ -7004,6 +7004,15 @@ static int ufshcd_config_vreg_load(struct device *dev, struct ufs_vreg *vreg, |
10462 |
+ if (!vreg) |
10463 |
+ return 0; |
10464 |
+ |
10465 |
++ /* |
10466 |
++ * "set_load" operation shall be required on those regulators |
10467 |
++ * which specifically configured current limitation. Otherwise |
10468 |
++ * zero max_uA may cause unexpected behavior when regulator is |
10469 |
++ * enabled or set as high power mode. |
10470 |
++ */ |
10471 |
++ if (!vreg->max_uA) |
10472 |
++ return 0; |
10473 |
++ |
10474 |
+ ret = regulator_set_load(vreg->reg, ua); |
10475 |
+ if (ret < 0) { |
10476 |
+ dev_err(dev, "%s: %s set load (ua=%d) failed, err=%d\n", |
10477 |
+@@ -7039,12 +7048,15 @@ static int ufshcd_config_vreg(struct device *dev, |
10478 |
+ name = vreg->name; |
10479 |
+ |
10480 |
+ if (regulator_count_voltages(reg) > 0) { |
10481 |
+- min_uV = on ? vreg->min_uV : 0; |
10482 |
+- ret = regulator_set_voltage(reg, min_uV, vreg->max_uV); |
10483 |
+- if (ret) { |
10484 |
+- dev_err(dev, "%s: %s set voltage failed, err=%d\n", |
10485 |
++ if (vreg->min_uV && vreg->max_uV) { |
10486 |
++ min_uV = on ? vreg->min_uV : 0; |
10487 |
++ ret = regulator_set_voltage(reg, min_uV, vreg->max_uV); |
10488 |
++ if (ret) { |
10489 |
++ dev_err(dev, |
10490 |
++ "%s: %s set voltage failed, err=%d\n", |
10491 |
+ __func__, name, ret); |
10492 |
+- goto out; |
10493 |
++ goto out; |
10494 |
++ } |
10495 |
+ } |
10496 |
+ |
10497 |
+ uA_load = on ? vreg->max_uA : 0; |
10498 |
+diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c |
10499 |
+index 71f094c9ec68..f3585777324c 100644 |
10500 |
+--- a/drivers/slimbus/qcom-ngd-ctrl.c |
10501 |
++++ b/drivers/slimbus/qcom-ngd-ctrl.c |
10502 |
+@@ -1342,6 +1342,10 @@ static int of_qcom_slim_ngd_register(struct device *parent, |
10503 |
+ return -ENOMEM; |
10504 |
+ |
10505 |
+ ngd->pdev = platform_device_alloc(QCOM_SLIM_NGD_DRV_NAME, id); |
10506 |
++ if (!ngd->pdev) { |
10507 |
++ kfree(ngd); |
10508 |
++ return -ENOMEM; |
10509 |
++ } |
10510 |
+ ngd->id = id; |
10511 |
+ ngd->pdev->dev.parent = parent; |
10512 |
+ ngd->pdev->driver_override = QCOM_SLIM_NGD_DRV_NAME; |
10513 |
+diff --git a/drivers/spi/atmel-quadspi.c b/drivers/spi/atmel-quadspi.c |
10514 |
+index fffc21cd5f79..b3173ebddade 100644 |
10515 |
+--- a/drivers/spi/atmel-quadspi.c |
10516 |
++++ b/drivers/spi/atmel-quadspi.c |
10517 |
+@@ -570,7 +570,8 @@ static int atmel_qspi_remove(struct platform_device *pdev) |
10518 |
+ |
10519 |
+ static int __maybe_unused atmel_qspi_suspend(struct device *dev) |
10520 |
+ { |
10521 |
+- struct atmel_qspi *aq = dev_get_drvdata(dev); |
10522 |
++ struct spi_controller *ctrl = dev_get_drvdata(dev); |
10523 |
++ struct atmel_qspi *aq = spi_controller_get_devdata(ctrl); |
10524 |
+ |
10525 |
+ clk_disable_unprepare(aq->qspick); |
10526 |
+ clk_disable_unprepare(aq->pclk); |
10527 |
+@@ -580,7 +581,8 @@ static int __maybe_unused atmel_qspi_suspend(struct device *dev) |
10528 |
+ |
10529 |
+ static int __maybe_unused atmel_qspi_resume(struct device *dev) |
10530 |
+ { |
10531 |
+- struct atmel_qspi *aq = dev_get_drvdata(dev); |
10532 |
++ struct spi_controller *ctrl = dev_get_drvdata(dev); |
10533 |
++ struct atmel_qspi *aq = spi_controller_get_devdata(ctrl); |
10534 |
+ |
10535 |
+ clk_prepare_enable(aq->pclk); |
10536 |
+ clk_prepare_enable(aq->qspick); |
10537 |
+diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c |
10538 |
+index 6ec647bbba77..a81ae29aa68a 100644 |
10539 |
+--- a/drivers/spi/spi-imx.c |
10540 |
++++ b/drivers/spi/spi-imx.c |
10541 |
+@@ -1494,7 +1494,7 @@ static int spi_imx_transfer(struct spi_device *spi, |
10542 |
+ |
10543 |
+ /* flush rxfifo before transfer */ |
10544 |
+ while (spi_imx->devtype_data->rx_available(spi_imx)) |
10545 |
+- spi_imx->rx(spi_imx); |
10546 |
++ readl(spi_imx->base + MXC_CSPIRXDATA); |
10547 |
+ |
10548 |
+ if (spi_imx->slave_mode) |
10549 |
+ return spi_imx_pio_transfer_slave(spi, transfer); |
10550 |
+diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c |
10551 |
+index b6ddba833d02..d2076f2f468f 100644 |
10552 |
+--- a/drivers/spi/spi-pxa2xx.c |
10553 |
++++ b/drivers/spi/spi-pxa2xx.c |
10554 |
+@@ -884,10 +884,14 @@ static unsigned int ssp_get_clk_div(struct driver_data *drv_data, int rate) |
10555 |
+ |
10556 |
+ rate = min_t(int, ssp_clk, rate); |
10557 |
+ |
10558 |
++ /* |
10559 |
++ * Calculate the divisor for the SCR (Serial Clock Rate), avoiding |
10560 |
++ * that the SSP transmission rate can be greater than the device rate |
10561 |
++ */ |
10562 |
+ if (ssp->type == PXA25x_SSP || ssp->type == CE4100_SSP) |
10563 |
+- return (ssp_clk / (2 * rate) - 1) & 0xff; |
10564 |
++ return (DIV_ROUND_UP(ssp_clk, 2 * rate) - 1) & 0xff; |
10565 |
+ else |
10566 |
+- return (ssp_clk / rate - 1) & 0xfff; |
10567 |
++ return (DIV_ROUND_UP(ssp_clk, rate) - 1) & 0xfff; |
10568 |
+ } |
10569 |
+ |
10570 |
+ static unsigned int pxa2xx_ssp_get_clk_div(struct driver_data *drv_data, |
10571 |
+diff --git a/drivers/spi/spi-rspi.c b/drivers/spi/spi-rspi.c |
10572 |
+index 556870dcdf79..5d35a82945cd 100644 |
10573 |
+--- a/drivers/spi/spi-rspi.c |
10574 |
++++ b/drivers/spi/spi-rspi.c |
10575 |
+@@ -271,7 +271,8 @@ static int rspi_set_config_register(struct rspi_data *rspi, int access_size) |
10576 |
+ /* Sets parity, interrupt mask */ |
10577 |
+ rspi_write8(rspi, 0x00, RSPI_SPCR2); |
10578 |
+ |
10579 |
+- /* Sets SPCMD */ |
10580 |
++ /* Resets sequencer */ |
10581 |
++ rspi_write8(rspi, 0, RSPI_SPSCR); |
10582 |
+ rspi->spcmd |= SPCMD_SPB_8_TO_16(access_size); |
10583 |
+ rspi_write16(rspi, rspi->spcmd, RSPI_SPCMD0); |
10584 |
+ |
10585 |
+@@ -315,7 +316,8 @@ static int rspi_rz_set_config_register(struct rspi_data *rspi, int access_size) |
10586 |
+ rspi_write8(rspi, 0x00, RSPI_SSLND); |
10587 |
+ rspi_write8(rspi, 0x00, RSPI_SPND); |
10588 |
+ |
10589 |
+- /* Sets SPCMD */ |
10590 |
++ /* Resets sequencer */ |
10591 |
++ rspi_write8(rspi, 0, RSPI_SPSCR); |
10592 |
+ rspi->spcmd |= SPCMD_SPB_8_TO_16(access_size); |
10593 |
+ rspi_write16(rspi, rspi->spcmd, RSPI_SPCMD0); |
10594 |
+ |
10595 |
+@@ -366,7 +368,8 @@ static int qspi_set_config_register(struct rspi_data *rspi, int access_size) |
10596 |
+ /* Sets buffer to allow normal operation */ |
10597 |
+ rspi_write8(rspi, 0x00, QSPI_SPBFCR); |
10598 |
+ |
10599 |
+- /* Sets SPCMD */ |
10600 |
++ /* Resets sequencer */ |
10601 |
++ rspi_write8(rspi, 0, RSPI_SPSCR); |
10602 |
+ rspi_write16(rspi, rspi->spcmd, RSPI_SPCMD0); |
10603 |
+ |
10604 |
+ /* Sets RSPI mode */ |
10605 |
+diff --git a/drivers/spi/spi-stm32-qspi.c b/drivers/spi/spi-stm32-qspi.c |
10606 |
+index 3b2a9a6b990d..0b9a8bddb939 100644 |
10607 |
+--- a/drivers/spi/spi-stm32-qspi.c |
10608 |
++++ b/drivers/spi/spi-stm32-qspi.c |
10609 |
+@@ -93,6 +93,7 @@ struct stm32_qspi_flash { |
10610 |
+ |
10611 |
+ struct stm32_qspi { |
10612 |
+ struct device *dev; |
10613 |
++ struct spi_controller *ctrl; |
10614 |
+ void __iomem *io_base; |
10615 |
+ void __iomem *mm_base; |
10616 |
+ resource_size_t mm_size; |
10617 |
+@@ -397,6 +398,7 @@ static void stm32_qspi_release(struct stm32_qspi *qspi) |
10618 |
+ writel_relaxed(0, qspi->io_base + QSPI_CR); |
10619 |
+ mutex_destroy(&qspi->lock); |
10620 |
+ clk_disable_unprepare(qspi->clk); |
10621 |
++ spi_master_put(qspi->ctrl); |
10622 |
+ } |
10623 |
+ |
10624 |
+ static int stm32_qspi_probe(struct platform_device *pdev) |
10625 |
+@@ -413,43 +415,54 @@ static int stm32_qspi_probe(struct platform_device *pdev) |
10626 |
+ return -ENOMEM; |
10627 |
+ |
10628 |
+ qspi = spi_controller_get_devdata(ctrl); |
10629 |
++ qspi->ctrl = ctrl; |
10630 |
+ |
10631 |
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "qspi"); |
10632 |
+ qspi->io_base = devm_ioremap_resource(dev, res); |
10633 |
+- if (IS_ERR(qspi->io_base)) |
10634 |
+- return PTR_ERR(qspi->io_base); |
10635 |
++ if (IS_ERR(qspi->io_base)) { |
10636 |
++ ret = PTR_ERR(qspi->io_base); |
10637 |
++ goto err; |
10638 |
++ } |
10639 |
+ |
10640 |
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "qspi_mm"); |
10641 |
+ qspi->mm_base = devm_ioremap_resource(dev, res); |
10642 |
+- if (IS_ERR(qspi->mm_base)) |
10643 |
+- return PTR_ERR(qspi->mm_base); |
10644 |
++ if (IS_ERR(qspi->mm_base)) { |
10645 |
++ ret = PTR_ERR(qspi->mm_base); |
10646 |
++ goto err; |
10647 |
++ } |
10648 |
+ |
10649 |
+ qspi->mm_size = resource_size(res); |
10650 |
+- if (qspi->mm_size > STM32_QSPI_MAX_MMAP_SZ) |
10651 |
+- return -EINVAL; |
10652 |
++ if (qspi->mm_size > STM32_QSPI_MAX_MMAP_SZ) { |
10653 |
++ ret = -EINVAL; |
10654 |
++ goto err; |
10655 |
++ } |
10656 |
+ |
10657 |
+ irq = platform_get_irq(pdev, 0); |
10658 |
+ ret = devm_request_irq(dev, irq, stm32_qspi_irq, 0, |
10659 |
+ dev_name(dev), qspi); |
10660 |
+ if (ret) { |
10661 |
+ dev_err(dev, "failed to request irq\n"); |
10662 |
+- return ret; |
10663 |
++ goto err; |
10664 |
+ } |
10665 |
+ |
10666 |
+ init_completion(&qspi->data_completion); |
10667 |
+ |
10668 |
+ qspi->clk = devm_clk_get(dev, NULL); |
10669 |
+- if (IS_ERR(qspi->clk)) |
10670 |
+- return PTR_ERR(qspi->clk); |
10671 |
++ if (IS_ERR(qspi->clk)) { |
10672 |
++ ret = PTR_ERR(qspi->clk); |
10673 |
++ goto err; |
10674 |
++ } |
10675 |
+ |
10676 |
+ qspi->clk_rate = clk_get_rate(qspi->clk); |
10677 |
+- if (!qspi->clk_rate) |
10678 |
+- return -EINVAL; |
10679 |
++ if (!qspi->clk_rate) { |
10680 |
++ ret = -EINVAL; |
10681 |
++ goto err; |
10682 |
++ } |
10683 |
+ |
10684 |
+ ret = clk_prepare_enable(qspi->clk); |
10685 |
+ if (ret) { |
10686 |
+ dev_err(dev, "can not enable the clock\n"); |
10687 |
+- return ret; |
10688 |
++ goto err; |
10689 |
+ } |
10690 |
+ |
10691 |
+ rstc = devm_reset_control_get_exclusive(dev, NULL); |
10692 |
+@@ -472,14 +485,11 @@ static int stm32_qspi_probe(struct platform_device *pdev) |
10693 |
+ ctrl->dev.of_node = dev->of_node; |
10694 |
+ |
10695 |
+ ret = devm_spi_register_master(dev, ctrl); |
10696 |
+- if (ret) |
10697 |
+- goto err_spi_register; |
10698 |
+- |
10699 |
+- return 0; |
10700 |
++ if (!ret) |
10701 |
++ return 0; |
10702 |
+ |
10703 |
+-err_spi_register: |
10704 |
++err: |
10705 |
+ stm32_qspi_release(qspi); |
10706 |
+- |
10707 |
+ return ret; |
10708 |
+ } |
10709 |
+ |
10710 |
+diff --git a/drivers/spi/spi-tegra114.c b/drivers/spi/spi-tegra114.c |
10711 |
+index a76acedd7e2f..a1888dc6a938 100644 |
10712 |
+--- a/drivers/spi/spi-tegra114.c |
10713 |
++++ b/drivers/spi/spi-tegra114.c |
10714 |
+@@ -1067,27 +1067,19 @@ static int tegra_spi_probe(struct platform_device *pdev) |
10715 |
+ |
10716 |
+ spi_irq = platform_get_irq(pdev, 0); |
10717 |
+ tspi->irq = spi_irq; |
10718 |
+- ret = request_threaded_irq(tspi->irq, tegra_spi_isr, |
10719 |
+- tegra_spi_isr_thread, IRQF_ONESHOT, |
10720 |
+- dev_name(&pdev->dev), tspi); |
10721 |
+- if (ret < 0) { |
10722 |
+- dev_err(&pdev->dev, "Failed to register ISR for IRQ %d\n", |
10723 |
+- tspi->irq); |
10724 |
+- goto exit_free_master; |
10725 |
+- } |
10726 |
+ |
10727 |
+ tspi->clk = devm_clk_get(&pdev->dev, "spi"); |
10728 |
+ if (IS_ERR(tspi->clk)) { |
10729 |
+ dev_err(&pdev->dev, "can not get clock\n"); |
10730 |
+ ret = PTR_ERR(tspi->clk); |
10731 |
+- goto exit_free_irq; |
10732 |
++ goto exit_free_master; |
10733 |
+ } |
10734 |
+ |
10735 |
+ tspi->rst = devm_reset_control_get_exclusive(&pdev->dev, "spi"); |
10736 |
+ if (IS_ERR(tspi->rst)) { |
10737 |
+ dev_err(&pdev->dev, "can not get reset\n"); |
10738 |
+ ret = PTR_ERR(tspi->rst); |
10739 |
+- goto exit_free_irq; |
10740 |
++ goto exit_free_master; |
10741 |
+ } |
10742 |
+ |
10743 |
+ tspi->max_buf_size = SPI_FIFO_DEPTH << 2; |
10744 |
+@@ -1095,7 +1087,7 @@ static int tegra_spi_probe(struct platform_device *pdev) |
10745 |
+ |
10746 |
+ ret = tegra_spi_init_dma_param(tspi, true); |
10747 |
+ if (ret < 0) |
10748 |
+- goto exit_free_irq; |
10749 |
++ goto exit_free_master; |
10750 |
+ ret = tegra_spi_init_dma_param(tspi, false); |
10751 |
+ if (ret < 0) |
10752 |
+ goto exit_rx_dma_free; |
10753 |
+@@ -1117,18 +1109,32 @@ static int tegra_spi_probe(struct platform_device *pdev) |
10754 |
+ dev_err(&pdev->dev, "pm runtime get failed, e = %d\n", ret); |
10755 |
+ goto exit_pm_disable; |
10756 |
+ } |
10757 |
++ |
10758 |
++ reset_control_assert(tspi->rst); |
10759 |
++ udelay(2); |
10760 |
++ reset_control_deassert(tspi->rst); |
10761 |
+ tspi->def_command1_reg = SPI_M_S; |
10762 |
+ tegra_spi_writel(tspi, tspi->def_command1_reg, SPI_COMMAND1); |
10763 |
+ pm_runtime_put(&pdev->dev); |
10764 |
++ ret = request_threaded_irq(tspi->irq, tegra_spi_isr, |
10765 |
++ tegra_spi_isr_thread, IRQF_ONESHOT, |
10766 |
++ dev_name(&pdev->dev), tspi); |
10767 |
++ if (ret < 0) { |
10768 |
++ dev_err(&pdev->dev, "Failed to register ISR for IRQ %d\n", |
10769 |
++ tspi->irq); |
10770 |
++ goto exit_pm_disable; |
10771 |
++ } |
10772 |
+ |
10773 |
+ master->dev.of_node = pdev->dev.of_node; |
10774 |
+ ret = devm_spi_register_master(&pdev->dev, master); |
10775 |
+ if (ret < 0) { |
10776 |
+ dev_err(&pdev->dev, "can not register to master err %d\n", ret); |
10777 |
+- goto exit_pm_disable; |
10778 |
++ goto exit_free_irq; |
10779 |
+ } |
10780 |
+ return ret; |
10781 |
+ |
10782 |
++exit_free_irq: |
10783 |
++ free_irq(spi_irq, tspi); |
10784 |
+ exit_pm_disable: |
10785 |
+ pm_runtime_disable(&pdev->dev); |
10786 |
+ if (!pm_runtime_status_suspended(&pdev->dev)) |
10787 |
+@@ -1136,8 +1142,6 @@ exit_pm_disable: |
10788 |
+ tegra_spi_deinit_dma_param(tspi, false); |
10789 |
+ exit_rx_dma_free: |
10790 |
+ tegra_spi_deinit_dma_param(tspi, true); |
10791 |
+-exit_free_irq: |
10792 |
+- free_irq(spi_irq, tspi); |
10793 |
+ exit_free_master: |
10794 |
+ spi_master_put(master); |
10795 |
+ return ret; |
10796 |
+diff --git a/drivers/spi/spi-topcliff-pch.c b/drivers/spi/spi-topcliff-pch.c |
10797 |
+index fba3f180f233..8a5966963834 100644 |
10798 |
+--- a/drivers/spi/spi-topcliff-pch.c |
10799 |
++++ b/drivers/spi/spi-topcliff-pch.c |
10800 |
+@@ -1299,18 +1299,27 @@ static void pch_free_dma_buf(struct pch_spi_board_data *board_dat, |
10801 |
+ dma->rx_buf_virt, dma->rx_buf_dma); |
10802 |
+ } |
10803 |
+ |
10804 |
+-static void pch_alloc_dma_buf(struct pch_spi_board_data *board_dat, |
10805 |
++static int pch_alloc_dma_buf(struct pch_spi_board_data *board_dat, |
10806 |
+ struct pch_spi_data *data) |
10807 |
+ { |
10808 |
+ struct pch_spi_dma_ctrl *dma; |
10809 |
++ int ret; |
10810 |
+ |
10811 |
+ dma = &data->dma; |
10812 |
++ ret = 0; |
10813 |
+ /* Get Consistent memory for Tx DMA */ |
10814 |
+ dma->tx_buf_virt = dma_alloc_coherent(&board_dat->pdev->dev, |
10815 |
+ PCH_BUF_SIZE, &dma->tx_buf_dma, GFP_KERNEL); |
10816 |
++ if (!dma->tx_buf_virt) |
10817 |
++ ret = -ENOMEM; |
10818 |
++ |
10819 |
+ /* Get Consistent memory for Rx DMA */ |
10820 |
+ dma->rx_buf_virt = dma_alloc_coherent(&board_dat->pdev->dev, |
10821 |
+ PCH_BUF_SIZE, &dma->rx_buf_dma, GFP_KERNEL); |
10822 |
++ if (!dma->rx_buf_virt) |
10823 |
++ ret = -ENOMEM; |
10824 |
++ |
10825 |
++ return ret; |
10826 |
+ } |
10827 |
+ |
10828 |
+ static int pch_spi_pd_probe(struct platform_device *plat_dev) |
10829 |
+@@ -1387,7 +1396,9 @@ static int pch_spi_pd_probe(struct platform_device *plat_dev) |
10830 |
+ |
10831 |
+ if (use_dma) { |
10832 |
+ dev_info(&plat_dev->dev, "Use DMA for data transfers\n"); |
10833 |
+- pch_alloc_dma_buf(board_dat, data); |
10834 |
++ ret = pch_alloc_dma_buf(board_dat, data); |
10835 |
++ if (ret) |
10836 |
++ goto err_spi_register_master; |
10837 |
+ } |
10838 |
+ |
10839 |
+ ret = spi_register_master(master); |
10840 |
+diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c |
10841 |
+index 93986f879b09..a83fcddf1dad 100644 |
10842 |
+--- a/drivers/spi/spi.c |
10843 |
++++ b/drivers/spi/spi.c |
10844 |
+@@ -36,6 +36,8 @@ |
10845 |
+ |
10846 |
+ #define CREATE_TRACE_POINTS |
10847 |
+ #include <trace/events/spi.h> |
10848 |
++EXPORT_TRACEPOINT_SYMBOL(spi_transfer_start); |
10849 |
++EXPORT_TRACEPOINT_SYMBOL(spi_transfer_stop); |
10850 |
+ |
10851 |
+ #include "internals.h" |
10852 |
+ |
10853 |
+@@ -1039,6 +1041,8 @@ static int spi_map_msg(struct spi_controller *ctlr, struct spi_message *msg) |
10854 |
+ if (max_tx || max_rx) { |
10855 |
+ list_for_each_entry(xfer, &msg->transfers, |
10856 |
+ transfer_list) { |
10857 |
++ if (!xfer->len) |
10858 |
++ continue; |
10859 |
+ if (!xfer->tx_buf) |
10860 |
+ xfer->tx_buf = ctlr->dummy_tx; |
10861 |
+ if (!xfer->rx_buf) |
10862 |
+@@ -2195,6 +2199,8 @@ static int spi_get_gpio_descs(struct spi_controller *ctlr) |
10863 |
+ */ |
10864 |
+ cs[i] = devm_gpiod_get_index_optional(dev, "cs", i, |
10865 |
+ GPIOD_OUT_LOW); |
10866 |
++ if (IS_ERR(cs[i])) |
10867 |
++ return PTR_ERR(cs[i]); |
10868 |
+ |
10869 |
+ if (cs[i]) { |
10870 |
+ /* |
10871 |
+@@ -2275,24 +2281,6 @@ int spi_register_controller(struct spi_controller *ctlr) |
10872 |
+ if (status) |
10873 |
+ return status; |
10874 |
+ |
10875 |
+- if (!spi_controller_is_slave(ctlr)) { |
10876 |
+- if (ctlr->use_gpio_descriptors) { |
10877 |
+- status = spi_get_gpio_descs(ctlr); |
10878 |
+- if (status) |
10879 |
+- return status; |
10880 |
+- /* |
10881 |
+- * A controller using GPIO descriptors always |
10882 |
+- * supports SPI_CS_HIGH if need be. |
10883 |
+- */ |
10884 |
+- ctlr->mode_bits |= SPI_CS_HIGH; |
10885 |
+- } else { |
10886 |
+- /* Legacy code path for GPIOs from DT */ |
10887 |
+- status = of_spi_register_master(ctlr); |
10888 |
+- if (status) |
10889 |
+- return status; |
10890 |
+- } |
10891 |
+- } |
10892 |
+- |
10893 |
+ /* even if it's just one always-selected device, there must |
10894 |
+ * be at least one chipselect |
10895 |
+ */ |
10896 |
+@@ -2349,6 +2337,25 @@ int spi_register_controller(struct spi_controller *ctlr) |
10897 |
+ * registration fails if the bus ID is in use. |
10898 |
+ */ |
10899 |
+ dev_set_name(&ctlr->dev, "spi%u", ctlr->bus_num); |
10900 |
++ |
10901 |
++ if (!spi_controller_is_slave(ctlr)) { |
10902 |
++ if (ctlr->use_gpio_descriptors) { |
10903 |
++ status = spi_get_gpio_descs(ctlr); |
10904 |
++ if (status) |
10905 |
++ return status; |
10906 |
++ /* |
10907 |
++ * A controller using GPIO descriptors always |
10908 |
++ * supports SPI_CS_HIGH if need be. |
10909 |
++ */ |
10910 |
++ ctlr->mode_bits |= SPI_CS_HIGH; |
10911 |
++ } else { |
10912 |
++ /* Legacy code path for GPIOs from DT */ |
10913 |
++ status = of_spi_register_master(ctlr); |
10914 |
++ if (status) |
10915 |
++ return status; |
10916 |
++ } |
10917 |
++ } |
10918 |
++ |
10919 |
+ status = device_add(&ctlr->dev); |
10920 |
+ if (status < 0) { |
10921 |
+ /* free bus id */ |
10922 |
+diff --git a/drivers/ssb/bridge_pcmcia_80211.c b/drivers/ssb/bridge_pcmcia_80211.c |
10923 |
+index f51f150307df..ffa379efff83 100644 |
10924 |
+--- a/drivers/ssb/bridge_pcmcia_80211.c |
10925 |
++++ b/drivers/ssb/bridge_pcmcia_80211.c |
10926 |
+@@ -113,16 +113,21 @@ static struct pcmcia_driver ssb_host_pcmcia_driver = { |
10927 |
+ .resume = ssb_host_pcmcia_resume, |
10928 |
+ }; |
10929 |
+ |
10930 |
++static int pcmcia_init_failed; |
10931 |
++ |
10932 |
+ /* |
10933 |
+ * These are not module init/exit functions! |
10934 |
+ * The module_pcmcia_driver() helper cannot be used here. |
10935 |
+ */ |
10936 |
+ int ssb_host_pcmcia_init(void) |
10937 |
+ { |
10938 |
+- return pcmcia_register_driver(&ssb_host_pcmcia_driver); |
10939 |
++ pcmcia_init_failed = pcmcia_register_driver(&ssb_host_pcmcia_driver); |
10940 |
++ |
10941 |
++ return pcmcia_init_failed; |
10942 |
+ } |
10943 |
+ |
10944 |
+ void ssb_host_pcmcia_exit(void) |
10945 |
+ { |
10946 |
+- pcmcia_unregister_driver(&ssb_host_pcmcia_driver); |
10947 |
++ if (!pcmcia_init_failed) |
10948 |
++ pcmcia_unregister_driver(&ssb_host_pcmcia_driver); |
10949 |
+ } |
10950 |
+diff --git a/drivers/staging/media/davinci_vpfe/Kconfig b/drivers/staging/media/davinci_vpfe/Kconfig |
10951 |
+index aea449a8dbf8..76818cc48ddc 100644 |
10952 |
+--- a/drivers/staging/media/davinci_vpfe/Kconfig |
10953 |
++++ b/drivers/staging/media/davinci_vpfe/Kconfig |
10954 |
+@@ -1,7 +1,7 @@ |
10955 |
+ config VIDEO_DM365_VPFE |
10956 |
+ tristate "DM365 VPFE Media Controller Capture Driver" |
10957 |
+ depends on VIDEO_V4L2 |
10958 |
+- depends on (ARCH_DAVINCI_DM365 && !VIDEO_DM365_ISIF) || COMPILE_TEST |
10959 |
++ depends on (ARCH_DAVINCI_DM365 && !VIDEO_DM365_ISIF) || (COMPILE_TEST && !ARCH_OMAP1) |
10960 |
+ depends on VIDEO_V4L2_SUBDEV_API |
10961 |
+ depends on VIDEO_DAVINCI_VPBE_DISPLAY |
10962 |
+ select VIDEOBUF2_DMA_CONTIG |
10963 |
+diff --git a/drivers/staging/media/imx/imx-media-vdic.c b/drivers/staging/media/imx/imx-media-vdic.c |
10964 |
+index 8a9af4688fd4..8cdd3daa6c5f 100644 |
10965 |
+--- a/drivers/staging/media/imx/imx-media-vdic.c |
10966 |
++++ b/drivers/staging/media/imx/imx-media-vdic.c |
10967 |
+@@ -231,6 +231,12 @@ static void __maybe_unused prepare_vdi_in_buffers(struct vdic_priv *priv, |
10968 |
+ curr_phys = vb2_dma_contig_plane_dma_addr(curr_vb, 0); |
10969 |
+ next_phys = vb2_dma_contig_plane_dma_addr(curr_vb, 0) + is; |
10970 |
+ break; |
10971 |
++ default: |
10972 |
++ /* |
10973 |
++ * can't get here, priv->fieldtype can only be one of |
10974 |
++ * the above. This is to quiet smatch errors. |
10975 |
++ */ |
10976 |
++ return; |
10977 |
+ } |
10978 |
+ |
10979 |
+ ipu_cpmem_set_buffer(priv->vdi_in_ch_p, 0, prev_phys); |
10980 |
+diff --git a/drivers/staging/media/ipu3/ipu3.c b/drivers/staging/media/ipu3/ipu3.c |
10981 |
+index d575ac78c8f0..d00d26264c37 100644 |
10982 |
+--- a/drivers/staging/media/ipu3/ipu3.c |
10983 |
++++ b/drivers/staging/media/ipu3/ipu3.c |
10984 |
+@@ -791,7 +791,7 @@ out: |
10985 |
+ * PCI rpm framework checks the existence of driver rpm callbacks. |
10986 |
+ * Place a dummy callback here to avoid rpm going into error state. |
10987 |
+ */ |
10988 |
+-static int imgu_rpm_dummy_cb(struct device *dev) |
10989 |
++static __maybe_unused int imgu_rpm_dummy_cb(struct device *dev) |
10990 |
+ { |
10991 |
+ return 0; |
10992 |
+ } |
10993 |
+diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.h b/drivers/staging/media/sunxi/cedrus/cedrus.h |
10994 |
+index 4aedd24a9848..c57c04b41d2e 100644 |
10995 |
+--- a/drivers/staging/media/sunxi/cedrus/cedrus.h |
10996 |
++++ b/drivers/staging/media/sunxi/cedrus/cedrus.h |
10997 |
+@@ -28,6 +28,8 @@ |
10998 |
+ |
10999 |
+ #define CEDRUS_CAPABILITY_UNTILED BIT(0) |
11000 |
+ |
11001 |
++#define CEDRUS_QUIRK_NO_DMA_OFFSET BIT(0) |
11002 |
++ |
11003 |
+ enum cedrus_codec { |
11004 |
+ CEDRUS_CODEC_MPEG2, |
11005 |
+ |
11006 |
+@@ -91,6 +93,7 @@ struct cedrus_dec_ops { |
11007 |
+ |
11008 |
+ struct cedrus_variant { |
11009 |
+ unsigned int capabilities; |
11010 |
++ unsigned int quirks; |
11011 |
+ }; |
11012 |
+ |
11013 |
+ struct cedrus_dev { |
11014 |
+diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_hw.c b/drivers/staging/media/sunxi/cedrus/cedrus_hw.c |
11015 |
+index 0acf219a8c91..fbfff7c1c771 100644 |
11016 |
+--- a/drivers/staging/media/sunxi/cedrus/cedrus_hw.c |
11017 |
++++ b/drivers/staging/media/sunxi/cedrus/cedrus_hw.c |
11018 |
+@@ -177,7 +177,8 @@ int cedrus_hw_probe(struct cedrus_dev *dev) |
11019 |
+ */ |
11020 |
+ |
11021 |
+ #ifdef PHYS_PFN_OFFSET |
11022 |
+- dev->dev->dma_pfn_offset = PHYS_PFN_OFFSET; |
11023 |
++ if (!(variant->quirks & CEDRUS_QUIRK_NO_DMA_OFFSET)) |
11024 |
++ dev->dev->dma_pfn_offset = PHYS_PFN_OFFSET; |
11025 |
+ #endif |
11026 |
+ |
11027 |
+ ret = of_reserved_mem_device_init(dev->dev); |
11028 |
+diff --git a/drivers/staging/mt7621-mmc/sd.c b/drivers/staging/mt7621-mmc/sd.c |
11029 |
+index 4b26ec896a96..38f9ea02ee3a 100644 |
11030 |
+--- a/drivers/staging/mt7621-mmc/sd.c |
11031 |
++++ b/drivers/staging/mt7621-mmc/sd.c |
11032 |
+@@ -468,7 +468,11 @@ static unsigned int msdc_command_start(struct msdc_host *host, |
11033 |
+ host->cmd = cmd; |
11034 |
+ host->cmd_rsp = resp; |
11035 |
+ |
11036 |
+- init_completion(&host->cmd_done); |
11037 |
++ // The completion should have been consumed by the previous command |
11038 |
++ // response handler, because the mmc requests should be serialized |
11039 |
++ if (completion_done(&host->cmd_done)) |
11040 |
++ dev_err(mmc_dev(host->mmc), |
11041 |
++ "previous command was not handled\n"); |
11042 |
+ |
11043 |
+ sdr_set_bits(host->base + MSDC_INTEN, wints); |
11044 |
+ sdc_send_cmd(rawcmd, cmd->arg); |
11045 |
+@@ -490,7 +494,6 @@ static unsigned int msdc_command_resp(struct msdc_host *host, |
11046 |
+ MSDC_INT_ACMD19_DONE; |
11047 |
+ |
11048 |
+ BUG_ON(in_interrupt()); |
11049 |
+- //init_completion(&host->cmd_done); |
11050 |
+ //sdr_set_bits(host->base + MSDC_INTEN, wints); |
11051 |
+ |
11052 |
+ spin_unlock(&host->lock); |
11053 |
+@@ -593,8 +596,6 @@ static void msdc_dma_setup(struct msdc_host *host, struct msdc_dma *dma, |
11054 |
+ struct bd *bd; |
11055 |
+ u32 j; |
11056 |
+ |
11057 |
+- BUG_ON(sglen > MAX_BD_NUM); /* not support currently */ |
11058 |
+- |
11059 |
+ gpd = dma->gpd; |
11060 |
+ bd = dma->bd; |
11061 |
+ |
11062 |
+@@ -674,7 +675,13 @@ static int msdc_do_request(struct mmc_host *mmc, struct mmc_request *mrq) |
11063 |
+ //msdc_clr_fifo(host); /* no need */ |
11064 |
+ |
11065 |
+ msdc_dma_on(); /* enable DMA mode first!! */ |
11066 |
+- init_completion(&host->xfer_done); |
11067 |
++ |
11068 |
++ // The completion should have been consumed by the previous |
11069 |
++ // xfer response handler, because the mmc requests should be |
11070 |
++ // serialized |
11071 |
++ if (completion_done(&host->cmd_done)) |
11072 |
++ dev_err(mmc_dev(host->mmc), |
11073 |
++ "previous transfer was not handled\n"); |
11074 |
+ |
11075 |
+ /* start the command first*/ |
11076 |
+ if (msdc_command_start(host, cmd, CMD_TIMEOUT) != 0) |
11077 |
+@@ -683,6 +690,13 @@ static int msdc_do_request(struct mmc_host *mmc, struct mmc_request *mrq) |
11078 |
+ data->sg_count = dma_map_sg(mmc_dev(mmc), data->sg, |
11079 |
+ data->sg_len, |
11080 |
+ mmc_get_dma_dir(data)); |
11081 |
++ |
11082 |
++ if (data->sg_count == 0) { |
11083 |
++ dev_err(mmc_dev(host->mmc), "failed to map DMA for transfer\n"); |
11084 |
++ data->error = -ENOMEM; |
11085 |
++ goto done; |
11086 |
++ } |
11087 |
++ |
11088 |
+ msdc_dma_setup(host, &host->dma, data->sg, |
11089 |
+ data->sg_count); |
11090 |
+ |
11091 |
+@@ -693,7 +707,6 @@ static int msdc_do_request(struct mmc_host *mmc, struct mmc_request *mrq) |
11092 |
+ /* for read, the data coming too fast, then CRC error |
11093 |
+ * start DMA no business with CRC. |
11094 |
+ */ |
11095 |
+- //init_completion(&host->xfer_done); |
11096 |
+ msdc_dma_start(host); |
11097 |
+ |
11098 |
+ spin_unlock(&host->lock); |
11099 |
+@@ -1688,6 +1701,8 @@ static int msdc_drv_probe(struct platform_device *pdev) |
11100 |
+ } |
11101 |
+ msdc_init_gpd_bd(host, &host->dma); |
11102 |
+ |
11103 |
++ init_completion(&host->cmd_done); |
11104 |
++ init_completion(&host->xfer_done); |
11105 |
+ INIT_DELAYED_WORK(&host->card_delaywork, msdc_tasklet_card); |
11106 |
+ spin_lock_init(&host->lock); |
11107 |
+ msdc_init_hw(host); |
11108 |
+diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c |
11109 |
+index dd4898861b83..eb1e5dcb0d52 100644 |
11110 |
+--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c |
11111 |
++++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c |
11112 |
+@@ -209,6 +209,9 @@ vchiq_platform_init_state(struct vchiq_state *state) |
11113 |
+ struct vchiq_2835_state *platform_state; |
11114 |
+ |
11115 |
+ state->platform_state = kzalloc(sizeof(*platform_state), GFP_KERNEL); |
11116 |
++ if (!state->platform_state) |
11117 |
++ return VCHIQ_ERROR; |
11118 |
++ |
11119 |
+ platform_state = (struct vchiq_2835_state *)state->platform_state; |
11120 |
+ |
11121 |
+ platform_state->inited = 1; |
11122 |
+diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c |
11123 |
+index 53f5a1cb4636..819813e742d8 100644 |
11124 |
+--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c |
11125 |
++++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c |
11126 |
+@@ -2239,6 +2239,8 @@ vchiq_init_state(struct vchiq_state *state, struct vchiq_slot_zero *slot_zero) |
11127 |
+ local->debug[DEBUG_ENTRIES] = DEBUG_MAX; |
11128 |
+ |
11129 |
+ status = vchiq_platform_init_state(state); |
11130 |
++ if (status != VCHIQ_SUCCESS) |
11131 |
++ return VCHIQ_ERROR; |
11132 |
+ |
11133 |
+ /* |
11134 |
+ bring up slot handler thread |
11135 |
+diff --git a/drivers/thunderbolt/icm.c b/drivers/thunderbolt/icm.c |
11136 |
+index e3fc920af682..8b7f9131e9d1 100644 |
11137 |
+--- a/drivers/thunderbolt/icm.c |
11138 |
++++ b/drivers/thunderbolt/icm.c |
11139 |
+@@ -473,6 +473,11 @@ static void add_switch(struct tb_switch *parent_sw, u64 route, |
11140 |
+ goto out; |
11141 |
+ |
11142 |
+ sw->uuid = kmemdup(uuid, sizeof(*uuid), GFP_KERNEL); |
11143 |
++ if (!sw->uuid) { |
11144 |
++ tb_sw_warn(sw, "cannot allocate memory for switch\n"); |
11145 |
++ tb_switch_put(sw); |
11146 |
++ goto out; |
11147 |
++ } |
11148 |
+ sw->connection_id = connection_id; |
11149 |
+ sw->connection_key = connection_key; |
11150 |
+ sw->link = link; |
11151 |
+diff --git a/drivers/thunderbolt/property.c b/drivers/thunderbolt/property.c |
11152 |
+index b2f0d6386cee..8c077c4f3b5b 100644 |
11153 |
+--- a/drivers/thunderbolt/property.c |
11154 |
++++ b/drivers/thunderbolt/property.c |
11155 |
+@@ -548,6 +548,11 @@ int tb_property_add_data(struct tb_property_dir *parent, const char *key, |
11156 |
+ |
11157 |
+ property->length = size / 4; |
11158 |
+ property->value.data = kzalloc(size, GFP_KERNEL); |
11159 |
++ if (!property->value.data) { |
11160 |
++ kfree(property); |
11161 |
++ return -ENOMEM; |
11162 |
++ } |
11163 |
++ |
11164 |
+ memcpy(property->value.data, buf, buflen); |
11165 |
+ |
11166 |
+ list_add_tail(&property->list, &parent->properties); |
11167 |
+@@ -578,7 +583,12 @@ int tb_property_add_text(struct tb_property_dir *parent, const char *key, |
11168 |
+ return -ENOMEM; |
11169 |
+ |
11170 |
+ property->length = size / 4; |
11171 |
+- property->value.data = kzalloc(size, GFP_KERNEL); |
11172 |
++ property->value.text = kzalloc(size, GFP_KERNEL); |
11173 |
++ if (!property->value.text) { |
11174 |
++ kfree(property); |
11175 |
++ return -ENOMEM; |
11176 |
++ } |
11177 |
++ |
11178 |
+ strcpy(property->value.text, text); |
11179 |
+ |
11180 |
+ list_add_tail(&property->list, &parent->properties); |
11181 |
+diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c |
11182 |
+index cd96994dc094..f569a2673742 100644 |
11183 |
+--- a/drivers/thunderbolt/switch.c |
11184 |
++++ b/drivers/thunderbolt/switch.c |
11185 |
+@@ -10,15 +10,13 @@ |
11186 |
+ #include <linux/idr.h> |
11187 |
+ #include <linux/nvmem-provider.h> |
11188 |
+ #include <linux/pm_runtime.h> |
11189 |
++#include <linux/sched/signal.h> |
11190 |
+ #include <linux/sizes.h> |
11191 |
+ #include <linux/slab.h> |
11192 |
+ #include <linux/vmalloc.h> |
11193 |
+ |
11194 |
+ #include "tb.h" |
11195 |
+ |
11196 |
+-/* Switch authorization from userspace is serialized by this lock */ |
11197 |
+-static DEFINE_MUTEX(switch_lock); |
11198 |
+- |
11199 |
+ /* Switch NVM support */ |
11200 |
+ |
11201 |
+ #define NVM_DEVID 0x05 |
11202 |
+@@ -254,8 +252,8 @@ static int tb_switch_nvm_write(void *priv, unsigned int offset, void *val, |
11203 |
+ struct tb_switch *sw = priv; |
11204 |
+ int ret = 0; |
11205 |
+ |
11206 |
+- if (mutex_lock_interruptible(&switch_lock)) |
11207 |
+- return -ERESTARTSYS; |
11208 |
++ if (!mutex_trylock(&sw->tb->lock)) |
11209 |
++ return restart_syscall(); |
11210 |
+ |
11211 |
+ /* |
11212 |
+ * Since writing the NVM image might require some special steps, |
11213 |
+@@ -275,7 +273,7 @@ static int tb_switch_nvm_write(void *priv, unsigned int offset, void *val, |
11214 |
+ memcpy(sw->nvm->buf + offset, val, bytes); |
11215 |
+ |
11216 |
+ unlock: |
11217 |
+- mutex_unlock(&switch_lock); |
11218 |
++ mutex_unlock(&sw->tb->lock); |
11219 |
+ |
11220 |
+ return ret; |
11221 |
+ } |
11222 |
+@@ -364,10 +362,7 @@ static int tb_switch_nvm_add(struct tb_switch *sw) |
11223 |
+ } |
11224 |
+ nvm->non_active = nvm_dev; |
11225 |
+ |
11226 |
+- mutex_lock(&switch_lock); |
11227 |
+ sw->nvm = nvm; |
11228 |
+- mutex_unlock(&switch_lock); |
11229 |
+- |
11230 |
+ return 0; |
11231 |
+ |
11232 |
+ err_nvm_active: |
11233 |
+@@ -384,10 +379,8 @@ static void tb_switch_nvm_remove(struct tb_switch *sw) |
11234 |
+ { |
11235 |
+ struct tb_switch_nvm *nvm; |
11236 |
+ |
11237 |
+- mutex_lock(&switch_lock); |
11238 |
+ nvm = sw->nvm; |
11239 |
+ sw->nvm = NULL; |
11240 |
+- mutex_unlock(&switch_lock); |
11241 |
+ |
11242 |
+ if (!nvm) |
11243 |
+ return; |
11244 |
+@@ -716,8 +709,8 @@ static int tb_switch_set_authorized(struct tb_switch *sw, unsigned int val) |
11245 |
+ { |
11246 |
+ int ret = -EINVAL; |
11247 |
+ |
11248 |
+- if (mutex_lock_interruptible(&switch_lock)) |
11249 |
+- return -ERESTARTSYS; |
11250 |
++ if (!mutex_trylock(&sw->tb->lock)) |
11251 |
++ return restart_syscall(); |
11252 |
+ |
11253 |
+ if (sw->authorized) |
11254 |
+ goto unlock; |
11255 |
+@@ -760,7 +753,7 @@ static int tb_switch_set_authorized(struct tb_switch *sw, unsigned int val) |
11256 |
+ } |
11257 |
+ |
11258 |
+ unlock: |
11259 |
+- mutex_unlock(&switch_lock); |
11260 |
++ mutex_unlock(&sw->tb->lock); |
11261 |
+ return ret; |
11262 |
+ } |
11263 |
+ |
11264 |
+@@ -817,15 +810,15 @@ static ssize_t key_show(struct device *dev, struct device_attribute *attr, |
11265 |
+ struct tb_switch *sw = tb_to_switch(dev); |
11266 |
+ ssize_t ret; |
11267 |
+ |
11268 |
+- if (mutex_lock_interruptible(&switch_lock)) |
11269 |
+- return -ERESTARTSYS; |
11270 |
++ if (!mutex_trylock(&sw->tb->lock)) |
11271 |
++ return restart_syscall(); |
11272 |
+ |
11273 |
+ if (sw->key) |
11274 |
+ ret = sprintf(buf, "%*phN\n", TB_SWITCH_KEY_SIZE, sw->key); |
11275 |
+ else |
11276 |
+ ret = sprintf(buf, "\n"); |
11277 |
+ |
11278 |
+- mutex_unlock(&switch_lock); |
11279 |
++ mutex_unlock(&sw->tb->lock); |
11280 |
+ return ret; |
11281 |
+ } |
11282 |
+ |
11283 |
+@@ -842,8 +835,8 @@ static ssize_t key_store(struct device *dev, struct device_attribute *attr, |
11284 |
+ else if (hex2bin(key, buf, sizeof(key))) |
11285 |
+ return -EINVAL; |
11286 |
+ |
11287 |
+- if (mutex_lock_interruptible(&switch_lock)) |
11288 |
+- return -ERESTARTSYS; |
11289 |
++ if (!mutex_trylock(&sw->tb->lock)) |
11290 |
++ return restart_syscall(); |
11291 |
+ |
11292 |
+ if (sw->authorized) { |
11293 |
+ ret = -EBUSY; |
11294 |
+@@ -858,7 +851,7 @@ static ssize_t key_store(struct device *dev, struct device_attribute *attr, |
11295 |
+ } |
11296 |
+ } |
11297 |
+ |
11298 |
+- mutex_unlock(&switch_lock); |
11299 |
++ mutex_unlock(&sw->tb->lock); |
11300 |
+ return ret; |
11301 |
+ } |
11302 |
+ static DEVICE_ATTR(key, 0600, key_show, key_store); |
11303 |
+@@ -904,8 +897,8 @@ static ssize_t nvm_authenticate_store(struct device *dev, |
11304 |
+ bool val; |
11305 |
+ int ret; |
11306 |
+ |
11307 |
+- if (mutex_lock_interruptible(&switch_lock)) |
11308 |
+- return -ERESTARTSYS; |
11309 |
++ if (!mutex_trylock(&sw->tb->lock)) |
11310 |
++ return restart_syscall(); |
11311 |
+ |
11312 |
+ /* If NVMem devices are not yet added */ |
11313 |
+ if (!sw->nvm) { |
11314 |
+@@ -953,7 +946,7 @@ static ssize_t nvm_authenticate_store(struct device *dev, |
11315 |
+ } |
11316 |
+ |
11317 |
+ exit_unlock: |
11318 |
+- mutex_unlock(&switch_lock); |
11319 |
++ mutex_unlock(&sw->tb->lock); |
11320 |
+ |
11321 |
+ if (ret) |
11322 |
+ return ret; |
11323 |
+@@ -967,8 +960,8 @@ static ssize_t nvm_version_show(struct device *dev, |
11324 |
+ struct tb_switch *sw = tb_to_switch(dev); |
11325 |
+ int ret; |
11326 |
+ |
11327 |
+- if (mutex_lock_interruptible(&switch_lock)) |
11328 |
+- return -ERESTARTSYS; |
11329 |
++ if (!mutex_trylock(&sw->tb->lock)) |
11330 |
++ return restart_syscall(); |
11331 |
+ |
11332 |
+ if (sw->safe_mode) |
11333 |
+ ret = -ENODATA; |
11334 |
+@@ -977,7 +970,7 @@ static ssize_t nvm_version_show(struct device *dev, |
11335 |
+ else |
11336 |
+ ret = sprintf(buf, "%x.%x\n", sw->nvm->major, sw->nvm->minor); |
11337 |
+ |
11338 |
+- mutex_unlock(&switch_lock); |
11339 |
++ mutex_unlock(&sw->tb->lock); |
11340 |
+ |
11341 |
+ return ret; |
11342 |
+ } |
11343 |
+@@ -1294,13 +1287,14 @@ int tb_switch_configure(struct tb_switch *sw) |
11344 |
+ return tb_plug_events_active(sw, true); |
11345 |
+ } |
11346 |
+ |
11347 |
+-static void tb_switch_set_uuid(struct tb_switch *sw) |
11348 |
++static int tb_switch_set_uuid(struct tb_switch *sw) |
11349 |
+ { |
11350 |
+ u32 uuid[4]; |
11351 |
+- int cap; |
11352 |
++ int cap, ret; |
11353 |
+ |
11354 |
++ ret = 0; |
11355 |
+ if (sw->uuid) |
11356 |
+- return; |
11357 |
++ return ret; |
11358 |
+ |
11359 |
+ /* |
11360 |
+ * The newer controllers include fused UUID as part of link |
11361 |
+@@ -1308,7 +1302,9 @@ static void tb_switch_set_uuid(struct tb_switch *sw) |
11362 |
+ */ |
11363 |
+ cap = tb_switch_find_vse_cap(sw, TB_VSE_CAP_LINK_CONTROLLER); |
11364 |
+ if (cap > 0) { |
11365 |
+- tb_sw_read(sw, uuid, TB_CFG_SWITCH, cap + 3, 4); |
11366 |
++ ret = tb_sw_read(sw, uuid, TB_CFG_SWITCH, cap + 3, 4); |
11367 |
++ if (ret) |
11368 |
++ return ret; |
11369 |
+ } else { |
11370 |
+ /* |
11371 |
+ * ICM generates UUID based on UID and fills the upper |
11372 |
+@@ -1323,6 +1319,9 @@ static void tb_switch_set_uuid(struct tb_switch *sw) |
11373 |
+ } |
11374 |
+ |
11375 |
+ sw->uuid = kmemdup(uuid, sizeof(uuid), GFP_KERNEL); |
11376 |
++ if (!sw->uuid) |
11377 |
++ ret = -ENOMEM; |
11378 |
++ return ret; |
11379 |
+ } |
11380 |
+ |
11381 |
+ static int tb_switch_add_dma_port(struct tb_switch *sw) |
11382 |
+@@ -1372,7 +1371,9 @@ static int tb_switch_add_dma_port(struct tb_switch *sw) |
11383 |
+ |
11384 |
+ if (status) { |
11385 |
+ tb_sw_info(sw, "switch flash authentication failed\n"); |
11386 |
+- tb_switch_set_uuid(sw); |
11387 |
++ ret = tb_switch_set_uuid(sw); |
11388 |
++ if (ret) |
11389 |
++ return ret; |
11390 |
+ nvm_set_auth_status(sw, status); |
11391 |
+ } |
11392 |
+ |
11393 |
+@@ -1422,7 +1423,9 @@ int tb_switch_add(struct tb_switch *sw) |
11394 |
+ } |
11395 |
+ tb_sw_dbg(sw, "uid: %#llx\n", sw->uid); |
11396 |
+ |
11397 |
+- tb_switch_set_uuid(sw); |
11398 |
++ ret = tb_switch_set_uuid(sw); |
11399 |
++ if (ret) |
11400 |
++ return ret; |
11401 |
+ |
11402 |
+ for (i = 0; i <= sw->config.max_port_number; i++) { |
11403 |
+ if (sw->ports[i].disabled) { |
11404 |
+diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h |
11405 |
+index 52584c4003e3..f5e0282225d1 100644 |
11406 |
+--- a/drivers/thunderbolt/tb.h |
11407 |
++++ b/drivers/thunderbolt/tb.h |
11408 |
+@@ -80,8 +80,7 @@ struct tb_switch_nvm { |
11409 |
+ * @depth: Depth in the chain this switch is connected (ICM only) |
11410 |
+ * |
11411 |
+ * When the switch is being added or removed to the domain (other |
11412 |
+- * switches) you need to have domain lock held. For switch authorization |
11413 |
+- * internal switch_lock is enough. |
11414 |
++ * switches) you need to have domain lock held. |
11415 |
+ */ |
11416 |
+ struct tb_switch { |
11417 |
+ struct device dev; |
11418 |
+diff --git a/drivers/thunderbolt/xdomain.c b/drivers/thunderbolt/xdomain.c |
11419 |
+index e27dd8beb94b..e0642dcb8b9b 100644 |
11420 |
+--- a/drivers/thunderbolt/xdomain.c |
11421 |
++++ b/drivers/thunderbolt/xdomain.c |
11422 |
+@@ -740,6 +740,7 @@ static void enumerate_services(struct tb_xdomain *xd) |
11423 |
+ struct tb_service *svc; |
11424 |
+ struct tb_property *p; |
11425 |
+ struct device *dev; |
11426 |
++ int id; |
11427 |
+ |
11428 |
+ /* |
11429 |
+ * First remove all services that are not available anymore in |
11430 |
+@@ -768,7 +769,12 @@ static void enumerate_services(struct tb_xdomain *xd) |
11431 |
+ break; |
11432 |
+ } |
11433 |
+ |
11434 |
+- svc->id = ida_simple_get(&xd->service_ids, 0, 0, GFP_KERNEL); |
11435 |
++ id = ida_simple_get(&xd->service_ids, 0, 0, GFP_KERNEL); |
11436 |
++ if (id < 0) { |
11437 |
++ kfree(svc); |
11438 |
++ break; |
11439 |
++ } |
11440 |
++ svc->id = id; |
11441 |
+ svc->dev.bus = &tb_bus_type; |
11442 |
+ svc->dev.type = &tb_service_type; |
11443 |
+ svc->dev.parent = &xd->dev; |
11444 |
+diff --git a/drivers/tty/ipwireless/main.c b/drivers/tty/ipwireless/main.c |
11445 |
+index 3475e841ef5c..4c18bbfe1a92 100644 |
11446 |
+--- a/drivers/tty/ipwireless/main.c |
11447 |
++++ b/drivers/tty/ipwireless/main.c |
11448 |
+@@ -114,6 +114,10 @@ static int ipwireless_probe(struct pcmcia_device *p_dev, void *priv_data) |
11449 |
+ |
11450 |
+ ipw->common_memory = ioremap(p_dev->resource[2]->start, |
11451 |
+ resource_size(p_dev->resource[2])); |
11452 |
++ if (!ipw->common_memory) { |
11453 |
++ ret = -ENOMEM; |
11454 |
++ goto exit1; |
11455 |
++ } |
11456 |
+ if (!request_mem_region(p_dev->resource[2]->start, |
11457 |
+ resource_size(p_dev->resource[2]), |
11458 |
+ IPWIRELESS_PCCARD_NAME)) { |
11459 |
+@@ -134,6 +138,10 @@ static int ipwireless_probe(struct pcmcia_device *p_dev, void *priv_data) |
11460 |
+ |
11461 |
+ ipw->attr_memory = ioremap(p_dev->resource[3]->start, |
11462 |
+ resource_size(p_dev->resource[3])); |
11463 |
++ if (!ipw->attr_memory) { |
11464 |
++ ret = -ENOMEM; |
11465 |
++ goto exit3; |
11466 |
++ } |
11467 |
+ if (!request_mem_region(p_dev->resource[3]->start, |
11468 |
+ resource_size(p_dev->resource[3]), |
11469 |
+ IPWIRELESS_PCCARD_NAME)) { |
11470 |
+diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c |
11471 |
+index 975d7c1288e3..e9f740484001 100644 |
11472 |
+--- a/drivers/usb/core/hcd.c |
11473 |
++++ b/drivers/usb/core/hcd.c |
11474 |
+@@ -3020,6 +3020,9 @@ usb_hcd_platform_shutdown(struct platform_device *dev) |
11475 |
+ { |
11476 |
+ struct usb_hcd *hcd = platform_get_drvdata(dev); |
11477 |
+ |
11478 |
++ /* No need for pm_runtime_put(), we're shutting down */ |
11479 |
++ pm_runtime_get_sync(&dev->dev); |
11480 |
++ |
11481 |
+ if (hcd->driver->shutdown) |
11482 |
+ hcd->driver->shutdown(hcd); |
11483 |
+ } |
11484 |
+diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c |
11485 |
+index 8d4631c81b9f..310eef451db8 100644 |
11486 |
+--- a/drivers/usb/core/hub.c |
11487 |
++++ b/drivers/usb/core/hub.c |
11488 |
+@@ -5902,7 +5902,10 @@ int usb_reset_device(struct usb_device *udev) |
11489 |
+ cintf->needs_binding = 1; |
11490 |
+ } |
11491 |
+ } |
11492 |
+- usb_unbind_and_rebind_marked_interfaces(udev); |
11493 |
++ |
11494 |
++ /* If the reset failed, hub_wq will unbind drivers later */ |
11495 |
++ if (ret == 0) |
11496 |
++ usb_unbind_and_rebind_marked_interfaces(udev); |
11497 |
+ } |
11498 |
+ |
11499 |
+ usb_autosuspend_device(udev); |
11500 |
+diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c |
11501 |
+index 6812a8a3a98b..a749de7604c6 100644 |
11502 |
+--- a/drivers/usb/dwc2/gadget.c |
11503 |
++++ b/drivers/usb/dwc2/gadget.c |
11504 |
+@@ -714,13 +714,11 @@ static unsigned int dwc2_gadget_get_chain_limit(struct dwc2_hsotg_ep *hs_ep) |
11505 |
+ unsigned int maxsize; |
11506 |
+ |
11507 |
+ if (is_isoc) |
11508 |
+- maxsize = hs_ep->dir_in ? DEV_DMA_ISOC_TX_NBYTES_LIMIT : |
11509 |
+- DEV_DMA_ISOC_RX_NBYTES_LIMIT; |
11510 |
++ maxsize = (hs_ep->dir_in ? DEV_DMA_ISOC_TX_NBYTES_LIMIT : |
11511 |
++ DEV_DMA_ISOC_RX_NBYTES_LIMIT) * |
11512 |
++ MAX_DMA_DESC_NUM_HS_ISOC; |
11513 |
+ else |
11514 |
+- maxsize = DEV_DMA_NBYTES_LIMIT; |
11515 |
+- |
11516 |
+- /* Above size of one descriptor was chosen, multiple it */ |
11517 |
+- maxsize *= MAX_DMA_DESC_NUM_GENERIC; |
11518 |
++ maxsize = DEV_DMA_NBYTES_LIMIT * MAX_DMA_DESC_NUM_GENERIC; |
11519 |
+ |
11520 |
+ return maxsize; |
11521 |
+ } |
11522 |
+@@ -932,7 +930,7 @@ static int dwc2_gadget_fill_isoc_desc(struct dwc2_hsotg_ep *hs_ep, |
11523 |
+ |
11524 |
+ /* Update index of last configured entry in the chain */ |
11525 |
+ hs_ep->next_desc++; |
11526 |
+- if (hs_ep->next_desc >= MAX_DMA_DESC_NUM_GENERIC) |
11527 |
++ if (hs_ep->next_desc >= MAX_DMA_DESC_NUM_HS_ISOC) |
11528 |
+ hs_ep->next_desc = 0; |
11529 |
+ |
11530 |
+ return 0; |
11531 |
+@@ -964,7 +962,7 @@ static void dwc2_gadget_start_isoc_ddma(struct dwc2_hsotg_ep *hs_ep) |
11532 |
+ } |
11533 |
+ |
11534 |
+ /* Initialize descriptor chain by Host Busy status */ |
11535 |
+- for (i = 0; i < MAX_DMA_DESC_NUM_GENERIC; i++) { |
11536 |
++ for (i = 0; i < MAX_DMA_DESC_NUM_HS_ISOC; i++) { |
11537 |
+ desc = &hs_ep->desc_list[i]; |
11538 |
+ desc->status = 0; |
11539 |
+ desc->status |= (DEV_DMA_BUFF_STS_HBUSY |
11540 |
+@@ -2162,7 +2160,7 @@ static void dwc2_gadget_complete_isoc_request_ddma(struct dwc2_hsotg_ep *hs_ep) |
11541 |
+ dwc2_hsotg_complete_request(hsotg, hs_ep, hs_req, 0); |
11542 |
+ |
11543 |
+ hs_ep->compl_desc++; |
11544 |
+- if (hs_ep->compl_desc > (MAX_DMA_DESC_NUM_GENERIC - 1)) |
11545 |
++ if (hs_ep->compl_desc > (MAX_DMA_DESC_NUM_HS_ISOC - 1)) |
11546 |
+ hs_ep->compl_desc = 0; |
11547 |
+ desc_sts = hs_ep->desc_list[hs_ep->compl_desc].status; |
11548 |
+ } |
11549 |
+@@ -3899,6 +3897,7 @@ static int dwc2_hsotg_ep_enable(struct usb_ep *ep, |
11550 |
+ unsigned int i, val, size; |
11551 |
+ int ret = 0; |
11552 |
+ unsigned char ep_type; |
11553 |
++ int desc_num; |
11554 |
+ |
11555 |
+ dev_dbg(hsotg->dev, |
11556 |
+ "%s: ep %s: a 0x%02x, attr 0x%02x, mps 0x%04x, intr %d\n", |
11557 |
+@@ -3945,11 +3944,15 @@ static int dwc2_hsotg_ep_enable(struct usb_ep *ep, |
11558 |
+ dev_dbg(hsotg->dev, "%s: read DxEPCTL=0x%08x from 0x%08x\n", |
11559 |
+ __func__, epctrl, epctrl_reg); |
11560 |
+ |
11561 |
++ if (using_desc_dma(hsotg) && ep_type == USB_ENDPOINT_XFER_ISOC) |
11562 |
++ desc_num = MAX_DMA_DESC_NUM_HS_ISOC; |
11563 |
++ else |
11564 |
++ desc_num = MAX_DMA_DESC_NUM_GENERIC; |
11565 |
++ |
11566 |
+ /* Allocate DMA descriptor chain for non-ctrl endpoints */ |
11567 |
+ if (using_desc_dma(hsotg) && !hs_ep->desc_list) { |
11568 |
+ hs_ep->desc_list = dmam_alloc_coherent(hsotg->dev, |
11569 |
+- MAX_DMA_DESC_NUM_GENERIC * |
11570 |
+- sizeof(struct dwc2_dma_desc), |
11571 |
++ desc_num * sizeof(struct dwc2_dma_desc), |
11572 |
+ &hs_ep->desc_list_dma, GFP_ATOMIC); |
11573 |
+ if (!hs_ep->desc_list) { |
11574 |
+ ret = -ENOMEM; |
11575 |
+@@ -4092,7 +4095,7 @@ error1: |
11576 |
+ |
11577 |
+ error2: |
11578 |
+ if (ret && using_desc_dma(hsotg) && hs_ep->desc_list) { |
11579 |
+- dmam_free_coherent(hsotg->dev, MAX_DMA_DESC_NUM_GENERIC * |
11580 |
++ dmam_free_coherent(hsotg->dev, desc_num * |
11581 |
+ sizeof(struct dwc2_dma_desc), |
11582 |
+ hs_ep->desc_list, hs_ep->desc_list_dma); |
11583 |
+ hs_ep->desc_list = NULL; |
11584 |
+diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c |
11585 |
+index f944cea4056b..72110a8c49d6 100644 |
11586 |
+--- a/drivers/usb/dwc3/core.c |
11587 |
++++ b/drivers/usb/dwc3/core.c |
11588 |
+@@ -1600,6 +1600,7 @@ static int dwc3_suspend_common(struct dwc3 *dwc, pm_message_t msg) |
11589 |
+ spin_lock_irqsave(&dwc->lock, flags); |
11590 |
+ dwc3_gadget_suspend(dwc); |
11591 |
+ spin_unlock_irqrestore(&dwc->lock, flags); |
11592 |
++ synchronize_irq(dwc->irq_gadget); |
11593 |
+ dwc3_core_exit(dwc); |
11594 |
+ break; |
11595 |
+ case DWC3_GCTL_PRTCAP_HOST: |
11596 |
+@@ -1632,6 +1633,7 @@ static int dwc3_suspend_common(struct dwc3 *dwc, pm_message_t msg) |
11597 |
+ spin_lock_irqsave(&dwc->lock, flags); |
11598 |
+ dwc3_gadget_suspend(dwc); |
11599 |
+ spin_unlock_irqrestore(&dwc->lock, flags); |
11600 |
++ synchronize_irq(dwc->irq_gadget); |
11601 |
+ } |
11602 |
+ |
11603 |
+ dwc3_otg_exit(dwc); |
11604 |
+diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c |
11605 |
+index e293400cc6e9..2bb0ff9608d3 100644 |
11606 |
+--- a/drivers/usb/dwc3/gadget.c |
11607 |
++++ b/drivers/usb/dwc3/gadget.c |
11608 |
+@@ -3384,8 +3384,6 @@ int dwc3_gadget_suspend(struct dwc3 *dwc) |
11609 |
+ dwc3_disconnect_gadget(dwc); |
11610 |
+ __dwc3_gadget_stop(dwc); |
11611 |
+ |
11612 |
+- synchronize_irq(dwc->irq_gadget); |
11613 |
+- |
11614 |
+ return 0; |
11615 |
+ } |
11616 |
+ |
11617 |
+diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c |
11618 |
+index 20413c276c61..47be961f1bf3 100644 |
11619 |
+--- a/drivers/usb/gadget/function/f_fs.c |
11620 |
++++ b/drivers/usb/gadget/function/f_fs.c |
11621 |
+@@ -1133,7 +1133,8 @@ error_lock: |
11622 |
+ error_mutex: |
11623 |
+ mutex_unlock(&epfile->mutex); |
11624 |
+ error: |
11625 |
+- ffs_free_buffer(io_data); |
11626 |
++ if (ret != -EIOCBQUEUED) /* don't free if there is iocb queued */ |
11627 |
++ ffs_free_buffer(io_data); |
11628 |
+ return ret; |
11629 |
+ } |
11630 |
+ |
11631 |
+diff --git a/drivers/video/fbdev/core/fbcmap.c b/drivers/video/fbdev/core/fbcmap.c |
11632 |
+index 68a113594808..2811c4afde01 100644 |
11633 |
+--- a/drivers/video/fbdev/core/fbcmap.c |
11634 |
++++ b/drivers/video/fbdev/core/fbcmap.c |
11635 |
+@@ -94,6 +94,8 @@ int fb_alloc_cmap_gfp(struct fb_cmap *cmap, int len, int transp, gfp_t flags) |
11636 |
+ int size = len * sizeof(u16); |
11637 |
+ int ret = -ENOMEM; |
11638 |
+ |
11639 |
++ flags |= __GFP_NOWARN; |
11640 |
++ |
11641 |
+ if (cmap->len != len) { |
11642 |
+ fb_dealloc_cmap(cmap); |
11643 |
+ if (!len) |
11644 |
+diff --git a/drivers/video/fbdev/core/modedb.c b/drivers/video/fbdev/core/modedb.c |
11645 |
+index 283d9307df21..ac049871704d 100644 |
11646 |
+--- a/drivers/video/fbdev/core/modedb.c |
11647 |
++++ b/drivers/video/fbdev/core/modedb.c |
11648 |
+@@ -935,6 +935,9 @@ void fb_var_to_videomode(struct fb_videomode *mode, |
11649 |
+ if (var->vmode & FB_VMODE_DOUBLE) |
11650 |
+ vtotal *= 2; |
11651 |
+ |
11652 |
++ if (!htotal || !vtotal) |
11653 |
++ return; |
11654 |
++ |
11655 |
+ hfreq = pixclock/htotal; |
11656 |
+ mode->refresh = hfreq/vtotal; |
11657 |
+ } |
11658 |
+diff --git a/drivers/video/fbdev/efifb.c b/drivers/video/fbdev/efifb.c |
11659 |
+index fd02e8a4841d..9f39f0c360e0 100644 |
11660 |
+--- a/drivers/video/fbdev/efifb.c |
11661 |
++++ b/drivers/video/fbdev/efifb.c |
11662 |
+@@ -464,7 +464,8 @@ static int efifb_probe(struct platform_device *dev) |
11663 |
+ info->apertures->ranges[0].base = efifb_fix.smem_start; |
11664 |
+ info->apertures->ranges[0].size = size_remap; |
11665 |
+ |
11666 |
+- if (!efi_mem_desc_lookup(efifb_fix.smem_start, &md)) { |
11667 |
++ if (efi_enabled(EFI_BOOT) && |
11668 |
++ !efi_mem_desc_lookup(efifb_fix.smem_start, &md)) { |
11669 |
+ if ((efifb_fix.smem_start + efifb_fix.smem_len) > |
11670 |
+ (md.phys_addr + (md.num_pages << EFI_PAGE_SHIFT))) { |
11671 |
+ pr_err("efifb: video memory @ 0x%lx spans multiple EFI memory regions\n", |
11672 |
+diff --git a/drivers/w1/w1_io.c b/drivers/w1/w1_io.c |
11673 |
+index 0364d3329c52..3516ce6718d9 100644 |
11674 |
+--- a/drivers/w1/w1_io.c |
11675 |
++++ b/drivers/w1/w1_io.c |
11676 |
+@@ -432,8 +432,7 @@ int w1_reset_resume_command(struct w1_master *dev) |
11677 |
+ if (w1_reset_bus(dev)) |
11678 |
+ return -1; |
11679 |
+ |
11680 |
+- /* This will make only the last matched slave perform a skip ROM. */ |
11681 |
+- w1_write_8(dev, W1_RESUME_CMD); |
11682 |
++ w1_write_8(dev, dev->slave_count > 1 ? W1_RESUME_CMD : W1_SKIP_ROM); |
11683 |
+ return 0; |
11684 |
+ } |
11685 |
+ EXPORT_SYMBOL_GPL(w1_reset_resume_command); |
11686 |
+diff --git a/drivers/xen/biomerge.c b/drivers/xen/biomerge.c |
11687 |
+index f3fbb700f569..05a286d24f14 100644 |
11688 |
+--- a/drivers/xen/biomerge.c |
11689 |
++++ b/drivers/xen/biomerge.c |
11690 |
+@@ -4,12 +4,13 @@ |
11691 |
+ #include <xen/xen.h> |
11692 |
+ #include <xen/page.h> |
11693 |
+ |
11694 |
++/* check if @page can be merged with 'vec1' */ |
11695 |
+ bool xen_biovec_phys_mergeable(const struct bio_vec *vec1, |
11696 |
+- const struct bio_vec *vec2) |
11697 |
++ const struct page *page) |
11698 |
+ { |
11699 |
+ #if XEN_PAGE_SIZE == PAGE_SIZE |
11700 |
+ unsigned long bfn1 = pfn_to_bfn(page_to_pfn(vec1->bv_page)); |
11701 |
+- unsigned long bfn2 = pfn_to_bfn(page_to_pfn(vec2->bv_page)); |
11702 |
++ unsigned long bfn2 = pfn_to_bfn(page_to_pfn(page)); |
11703 |
+ |
11704 |
+ return bfn1 + PFN_DOWN(vec1->bv_offset + vec1->bv_len) == bfn2; |
11705 |
+ #else |
11706 |
+diff --git a/fs/afs/xattr.c b/fs/afs/xattr.c |
11707 |
+index a2cdf25573e2..706801c6c4c4 100644 |
11708 |
+--- a/fs/afs/xattr.c |
11709 |
++++ b/fs/afs/xattr.c |
11710 |
+@@ -69,11 +69,20 @@ static int afs_xattr_get_fid(const struct xattr_handler *handler, |
11711 |
+ void *buffer, size_t size) |
11712 |
+ { |
11713 |
+ struct afs_vnode *vnode = AFS_FS_I(inode); |
11714 |
+- char text[8 + 1 + 8 + 1 + 8 + 1]; |
11715 |
++ char text[16 + 1 + 24 + 1 + 8 + 1]; |
11716 |
+ size_t len; |
11717 |
+ |
11718 |
+- len = sprintf(text, "%llx:%llx:%x", |
11719 |
+- vnode->fid.vid, vnode->fid.vnode, vnode->fid.unique); |
11720 |
++ /* The volume ID is 64-bit, the vnode ID is 96-bit and the |
11721 |
++ * uniquifier is 32-bit. |
11722 |
++ */ |
11723 |
++ len = sprintf(text, "%llx:", vnode->fid.vid); |
11724 |
++ if (vnode->fid.vnode_hi) |
11725 |
++ len += sprintf(text + len, "%x%016llx", |
11726 |
++ vnode->fid.vnode_hi, vnode->fid.vnode); |
11727 |
++ else |
11728 |
++ len += sprintf(text + len, "%llx", vnode->fid.vnode); |
11729 |
++ len += sprintf(text + len, ":%x", vnode->fid.unique); |
11730 |
++ |
11731 |
+ if (size == 0) |
11732 |
+ return len; |
11733 |
+ if (len > size) |
11734 |
+diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c |
11735 |
+index 4f2a8ae0aa42..716656d502a9 100644 |
11736 |
+--- a/fs/btrfs/compression.c |
11737 |
++++ b/fs/btrfs/compression.c |
11738 |
+@@ -1009,6 +1009,7 @@ int btrfs_compress_pages(unsigned int type_level, struct address_space *mapping, |
11739 |
+ struct list_head *workspace; |
11740 |
+ int ret; |
11741 |
+ |
11742 |
++ level = btrfs_compress_op[type]->set_level(level); |
11743 |
+ workspace = get_workspace(type, level); |
11744 |
+ ret = btrfs_compress_op[type]->compress_pages(workspace, mapping, |
11745 |
+ start, pages, |
11746 |
+diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c |
11747 |
+index d789542edc5a..5e40c8f1e97a 100644 |
11748 |
+--- a/fs/btrfs/extent-tree.c |
11749 |
++++ b/fs/btrfs/extent-tree.c |
11750 |
+@@ -3981,8 +3981,7 @@ static int create_space_info(struct btrfs_fs_info *info, u64 flags) |
11751 |
+ info->space_info_kobj, "%s", |
11752 |
+ alloc_name(space_info->flags)); |
11753 |
+ if (ret) { |
11754 |
+- percpu_counter_destroy(&space_info->total_bytes_pinned); |
11755 |
+- kfree(space_info); |
11756 |
++ kobject_put(&space_info->kobj); |
11757 |
+ return ret; |
11758 |
+ } |
11759 |
+ |
11760 |
+@@ -11315,9 +11314,9 @@ int btrfs_error_unpin_extent_range(struct btrfs_fs_info *fs_info, |
11761 |
+ * held back allocations. |
11762 |
+ */ |
11763 |
+ static int btrfs_trim_free_extents(struct btrfs_device *device, |
11764 |
+- struct fstrim_range *range, u64 *trimmed) |
11765 |
++ u64 minlen, u64 *trimmed) |
11766 |
+ { |
11767 |
+- u64 start = range->start, len = 0; |
11768 |
++ u64 start = 0, len = 0; |
11769 |
+ int ret; |
11770 |
+ |
11771 |
+ *trimmed = 0; |
11772 |
+@@ -11360,8 +11359,8 @@ static int btrfs_trim_free_extents(struct btrfs_device *device, |
11773 |
+ if (!trans) |
11774 |
+ up_read(&fs_info->commit_root_sem); |
11775 |
+ |
11776 |
+- ret = find_free_dev_extent_start(trans, device, range->minlen, |
11777 |
+- start, &start, &len); |
11778 |
++ ret = find_free_dev_extent_start(trans, device, minlen, start, |
11779 |
++ &start, &len); |
11780 |
+ if (trans) { |
11781 |
+ up_read(&fs_info->commit_root_sem); |
11782 |
+ btrfs_put_transaction(trans); |
11783 |
+@@ -11374,16 +11373,6 @@ static int btrfs_trim_free_extents(struct btrfs_device *device, |
11784 |
+ break; |
11785 |
+ } |
11786 |
+ |
11787 |
+- /* If we are out of the passed range break */ |
11788 |
+- if (start > range->start + range->len - 1) { |
11789 |
+- mutex_unlock(&fs_info->chunk_mutex); |
11790 |
+- ret = 0; |
11791 |
+- break; |
11792 |
+- } |
11793 |
+- |
11794 |
+- start = max(range->start, start); |
11795 |
+- len = min(range->len, len); |
11796 |
+- |
11797 |
+ ret = btrfs_issue_discard(device->bdev, start, len, &bytes); |
11798 |
+ mutex_unlock(&fs_info->chunk_mutex); |
11799 |
+ |
11800 |
+@@ -11393,10 +11382,6 @@ static int btrfs_trim_free_extents(struct btrfs_device *device, |
11801 |
+ start += len; |
11802 |
+ *trimmed += bytes; |
11803 |
+ |
11804 |
+- /* We've trimmed enough */ |
11805 |
+- if (*trimmed >= range->len) |
11806 |
+- break; |
11807 |
+- |
11808 |
+ if (fatal_signal_pending(current)) { |
11809 |
+ ret = -ERESTARTSYS; |
11810 |
+ break; |
11811 |
+@@ -11480,7 +11465,8 @@ int btrfs_trim_fs(struct btrfs_fs_info *fs_info, struct fstrim_range *range) |
11812 |
+ mutex_lock(&fs_info->fs_devices->device_list_mutex); |
11813 |
+ devices = &fs_info->fs_devices->devices; |
11814 |
+ list_for_each_entry(device, devices, dev_list) { |
11815 |
+- ret = btrfs_trim_free_extents(device, range, &group_trimmed); |
11816 |
++ ret = btrfs_trim_free_extents(device, range->minlen, |
11817 |
++ &group_trimmed); |
11818 |
+ if (ret) { |
11819 |
+ dev_failed++; |
11820 |
+ dev_ret = ret; |
11821 |
+diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c |
11822 |
+index 34fe8a58b0e9..ef11808b592b 100644 |
11823 |
+--- a/fs/btrfs/file.c |
11824 |
++++ b/fs/btrfs/file.c |
11825 |
+@@ -2058,6 +2058,18 @@ int btrfs_sync_file(struct file *file, loff_t start, loff_t end, int datasync) |
11826 |
+ int ret = 0, err; |
11827 |
+ u64 len; |
11828 |
+ |
11829 |
++ /* |
11830 |
++ * If the inode needs a full sync, make sure we use a full range to |
11831 |
++ * avoid log tree corruption, due to hole detection racing with ordered |
11832 |
++ * extent completion for adjacent ranges, and assertion failures during |
11833 |
++ * hole detection. |
11834 |
++ */ |
11835 |
++ if (test_bit(BTRFS_INODE_NEEDS_FULL_SYNC, |
11836 |
++ &BTRFS_I(inode)->runtime_flags)) { |
11837 |
++ start = 0; |
11838 |
++ end = LLONG_MAX; |
11839 |
++ } |
11840 |
++ |
11841 |
+ /* |
11842 |
+ * The range length can be represented by u64, we have to do the typecasts |
11843 |
+ * to avoid signed overflow if it's [0, LLONG_MAX] eg. from fsync() |
11844 |
+@@ -2546,10 +2558,8 @@ static int btrfs_punch_hole(struct inode *inode, loff_t offset, loff_t len) |
11845 |
+ |
11846 |
+ ret = btrfs_punch_hole_lock_range(inode, lockstart, lockend, |
11847 |
+ &cached_state); |
11848 |
+- if (ret) { |
11849 |
+- inode_unlock(inode); |
11850 |
++ if (ret) |
11851 |
+ goto out_only_mutex; |
11852 |
+- } |
11853 |
+ |
11854 |
+ path = btrfs_alloc_path(); |
11855 |
+ if (!path) { |
11856 |
+@@ -3132,6 +3142,7 @@ static long btrfs_fallocate(struct file *file, int mode, |
11857 |
+ ret = btrfs_qgroup_reserve_data(inode, &data_reserved, |
11858 |
+ cur_offset, last_byte - cur_offset); |
11859 |
+ if (ret < 0) { |
11860 |
++ cur_offset = last_byte; |
11861 |
+ free_extent_map(em); |
11862 |
+ break; |
11863 |
+ } |
11864 |
+@@ -3181,7 +3192,7 @@ out: |
11865 |
+ /* Let go of our reservation. */ |
11866 |
+ if (ret != 0 && !(mode & FALLOC_FL_ZERO_RANGE)) |
11867 |
+ btrfs_free_reserved_data_space(inode, data_reserved, |
11868 |
+- alloc_start, alloc_end - cur_offset); |
11869 |
++ cur_offset, alloc_end - cur_offset); |
11870 |
+ extent_changeset_free(data_reserved); |
11871 |
+ return ret; |
11872 |
+ } |
11873 |
+diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c |
11874 |
+index 351fa506dc9b..1d82ee4883eb 100644 |
11875 |
+--- a/fs/btrfs/relocation.c |
11876 |
++++ b/fs/btrfs/relocation.c |
11877 |
+@@ -4330,27 +4330,36 @@ int btrfs_relocate_block_group(struct btrfs_fs_info *fs_info, u64 group_start) |
11878 |
+ mutex_lock(&fs_info->cleaner_mutex); |
11879 |
+ ret = relocate_block_group(rc); |
11880 |
+ mutex_unlock(&fs_info->cleaner_mutex); |
11881 |
+- if (ret < 0) { |
11882 |
++ if (ret < 0) |
11883 |
+ err = ret; |
11884 |
+- goto out; |
11885 |
+- } |
11886 |
+- |
11887 |
+- if (rc->extents_found == 0) |
11888 |
+- break; |
11889 |
+- |
11890 |
+- btrfs_info(fs_info, "found %llu extents", rc->extents_found); |
11891 |
+ |
11892 |
++ /* |
11893 |
++ * We may have gotten ENOSPC after we already dirtied some |
11894 |
++ * extents. If writeout happens while we're relocating a |
11895 |
++ * different block group we could end up hitting the |
11896 |
++ * BUG_ON(rc->stage == UPDATE_DATA_PTRS) in |
11897 |
++ * btrfs_reloc_cow_block. Make sure we write everything out |
11898 |
++ * properly so we don't trip over this problem, and then break |
11899 |
++ * out of the loop if we hit an error. |
11900 |
++ */ |
11901 |
+ if (rc->stage == MOVE_DATA_EXTENTS && rc->found_file_extent) { |
11902 |
+ ret = btrfs_wait_ordered_range(rc->data_inode, 0, |
11903 |
+ (u64)-1); |
11904 |
+- if (ret) { |
11905 |
++ if (ret) |
11906 |
+ err = ret; |
11907 |
+- goto out; |
11908 |
+- } |
11909 |
+ invalidate_mapping_pages(rc->data_inode->i_mapping, |
11910 |
+ 0, -1); |
11911 |
+ rc->stage = UPDATE_DATA_PTRS; |
11912 |
+ } |
11913 |
++ |
11914 |
++ if (err < 0) |
11915 |
++ goto out; |
11916 |
++ |
11917 |
++ if (rc->extents_found == 0) |
11918 |
++ break; |
11919 |
++ |
11920 |
++ btrfs_info(fs_info, "found %llu extents", rc->extents_found); |
11921 |
++ |
11922 |
+ } |
11923 |
+ |
11924 |
+ WARN_ON(rc->block_group->pinned > 0); |
11925 |
+diff --git a/fs/btrfs/root-tree.c b/fs/btrfs/root-tree.c |
11926 |
+index 893d12fbfda0..22124122728c 100644 |
11927 |
+--- a/fs/btrfs/root-tree.c |
11928 |
++++ b/fs/btrfs/root-tree.c |
11929 |
+@@ -132,16 +132,17 @@ int btrfs_update_root(struct btrfs_trans_handle *trans, struct btrfs_root |
11930 |
+ return -ENOMEM; |
11931 |
+ |
11932 |
+ ret = btrfs_search_slot(trans, root, key, path, 0, 1); |
11933 |
+- if (ret < 0) { |
11934 |
+- btrfs_abort_transaction(trans, ret); |
11935 |
++ if (ret < 0) |
11936 |
+ goto out; |
11937 |
+- } |
11938 |
+ |
11939 |
+- if (ret != 0) { |
11940 |
+- btrfs_print_leaf(path->nodes[0]); |
11941 |
+- btrfs_crit(fs_info, "unable to update root key %llu %u %llu", |
11942 |
+- key->objectid, key->type, key->offset); |
11943 |
+- BUG_ON(1); |
11944 |
++ if (ret > 0) { |
11945 |
++ btrfs_crit(fs_info, |
11946 |
++ "unable to find root key (%llu %u %llu) in tree %llu", |
11947 |
++ key->objectid, key->type, key->offset, |
11948 |
++ root->root_key.objectid); |
11949 |
++ ret = -EUCLEAN; |
11950 |
++ btrfs_abort_transaction(trans, ret); |
11951 |
++ goto out; |
11952 |
+ } |
11953 |
+ |
11954 |
+ l = path->nodes[0]; |
11955 |
+diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c |
11956 |
+index 5a5930e3d32b..2f078b77fe14 100644 |
11957 |
+--- a/fs/btrfs/sysfs.c |
11958 |
++++ b/fs/btrfs/sysfs.c |
11959 |
+@@ -825,7 +825,12 @@ int btrfs_sysfs_add_fsid(struct btrfs_fs_devices *fs_devs, |
11960 |
+ fs_devs->fsid_kobj.kset = btrfs_kset; |
11961 |
+ error = kobject_init_and_add(&fs_devs->fsid_kobj, |
11962 |
+ &btrfs_ktype, parent, "%pU", fs_devs->fsid); |
11963 |
+- return error; |
11964 |
++ if (error) { |
11965 |
++ kobject_put(&fs_devs->fsid_kobj); |
11966 |
++ return error; |
11967 |
++ } |
11968 |
++ |
11969 |
++ return 0; |
11970 |
+ } |
11971 |
+ |
11972 |
+ int btrfs_sysfs_add_mounted(struct btrfs_fs_info *fs_info) |
11973 |
+diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c |
11974 |
+index 561884f60d35..60aac95be54b 100644 |
11975 |
+--- a/fs/btrfs/tree-log.c |
11976 |
++++ b/fs/btrfs/tree-log.c |
11977 |
+@@ -4169,6 +4169,7 @@ fill_holes: |
11978 |
+ *last_extent, 0, |
11979 |
+ 0, len, 0, len, |
11980 |
+ 0, 0, 0); |
11981 |
++ *last_extent += len; |
11982 |
+ } |
11983 |
+ } |
11984 |
+ } |
11985 |
+diff --git a/fs/char_dev.c b/fs/char_dev.c |
11986 |
+index a279c58fe360..8a63cfa29005 100644 |
11987 |
+--- a/fs/char_dev.c |
11988 |
++++ b/fs/char_dev.c |
11989 |
+@@ -159,6 +159,12 @@ __register_chrdev_region(unsigned int major, unsigned int baseminor, |
11990 |
+ ret = -EBUSY; |
11991 |
+ goto out; |
11992 |
+ } |
11993 |
++ |
11994 |
++ if (new_min < old_min && new_max > old_max) { |
11995 |
++ ret = -EBUSY; |
11996 |
++ goto out; |
11997 |
++ } |
11998 |
++ |
11999 |
+ } |
12000 |
+ |
12001 |
+ cd->next = *cp; |
12002 |
+diff --git a/fs/crypto/crypto.c b/fs/crypto/crypto.c |
12003 |
+index 4dc788e3bc96..fe38b5306045 100644 |
12004 |
+--- a/fs/crypto/crypto.c |
12005 |
++++ b/fs/crypto/crypto.c |
12006 |
+@@ -334,7 +334,7 @@ static int fscrypt_d_revalidate(struct dentry *dentry, unsigned int flags) |
12007 |
+ spin_lock(&dentry->d_lock); |
12008 |
+ cached_with_key = dentry->d_flags & DCACHE_ENCRYPTED_WITH_KEY; |
12009 |
+ spin_unlock(&dentry->d_lock); |
12010 |
+- dir_has_key = (d_inode(dir)->i_crypt_info != NULL); |
12011 |
++ dir_has_key = fscrypt_has_encryption_key(d_inode(dir)); |
12012 |
+ dput(dir); |
12013 |
+ |
12014 |
+ /* |
12015 |
+diff --git a/fs/crypto/fname.c b/fs/crypto/fname.c |
12016 |
+index 7ff40a73dbec..050384c79f40 100644 |
12017 |
+--- a/fs/crypto/fname.c |
12018 |
++++ b/fs/crypto/fname.c |
12019 |
+@@ -269,7 +269,7 @@ int fscrypt_fname_disk_to_usr(struct inode *inode, |
12020 |
+ if (iname->len < FS_CRYPTO_BLOCK_SIZE) |
12021 |
+ return -EUCLEAN; |
12022 |
+ |
12023 |
+- if (inode->i_crypt_info) |
12024 |
++ if (fscrypt_has_encryption_key(inode)) |
12025 |
+ return fname_decrypt(inode, iname, oname); |
12026 |
+ |
12027 |
+ if (iname->len <= FSCRYPT_FNAME_MAX_UNDIGESTED_SIZE) { |
12028 |
+@@ -336,7 +336,7 @@ int fscrypt_setup_filename(struct inode *dir, const struct qstr *iname, |
12029 |
+ if (ret) |
12030 |
+ return ret; |
12031 |
+ |
12032 |
+- if (dir->i_crypt_info) { |
12033 |
++ if (fscrypt_has_encryption_key(dir)) { |
12034 |
+ if (!fscrypt_fname_encrypted_size(dir, iname->len, |
12035 |
+ dir->i_sb->s_cop->max_namelen, |
12036 |
+ &fname->crypto_buf.len)) |
12037 |
+diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c |
12038 |
+index 322ce9686bdb..bf291c10c682 100644 |
12039 |
+--- a/fs/crypto/keyinfo.c |
12040 |
++++ b/fs/crypto/keyinfo.c |
12041 |
+@@ -509,7 +509,7 @@ int fscrypt_get_encryption_info(struct inode *inode) |
12042 |
+ u8 *raw_key = NULL; |
12043 |
+ int res; |
12044 |
+ |
12045 |
+- if (inode->i_crypt_info) |
12046 |
++ if (fscrypt_has_encryption_key(inode)) |
12047 |
+ return 0; |
12048 |
+ |
12049 |
+ res = fscrypt_initialize(inode->i_sb->s_cop->flags); |
12050 |
+@@ -573,7 +573,7 @@ int fscrypt_get_encryption_info(struct inode *inode) |
12051 |
+ if (res) |
12052 |
+ goto out; |
12053 |
+ |
12054 |
+- if (cmpxchg(&inode->i_crypt_info, NULL, crypt_info) == NULL) |
12055 |
++ if (cmpxchg_release(&inode->i_crypt_info, NULL, crypt_info) == NULL) |
12056 |
+ crypt_info = NULL; |
12057 |
+ out: |
12058 |
+ if (res == -ENOKEY) |
12059 |
+diff --git a/fs/crypto/policy.c b/fs/crypto/policy.c |
12060 |
+index bd7eaf9b3f00..d536889ac31b 100644 |
12061 |
+--- a/fs/crypto/policy.c |
12062 |
++++ b/fs/crypto/policy.c |
12063 |
+@@ -194,8 +194,8 @@ int fscrypt_has_permitted_context(struct inode *parent, struct inode *child) |
12064 |
+ res = fscrypt_get_encryption_info(child); |
12065 |
+ if (res) |
12066 |
+ return 0; |
12067 |
+- parent_ci = parent->i_crypt_info; |
12068 |
+- child_ci = child->i_crypt_info; |
12069 |
++ parent_ci = READ_ONCE(parent->i_crypt_info); |
12070 |
++ child_ci = READ_ONCE(child->i_crypt_info); |
12071 |
+ |
12072 |
+ if (parent_ci && child_ci) { |
12073 |
+ return memcmp(parent_ci->ci_master_key_descriptor, |
12074 |
+@@ -246,7 +246,7 @@ int fscrypt_inherit_context(struct inode *parent, struct inode *child, |
12075 |
+ if (res < 0) |
12076 |
+ return res; |
12077 |
+ |
12078 |
+- ci = parent->i_crypt_info; |
12079 |
++ ci = READ_ONCE(parent->i_crypt_info); |
12080 |
+ if (ci == NULL) |
12081 |
+ return -ENOKEY; |
12082 |
+ |
12083 |
+diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c |
12084 |
+index b32a57bc5d5d..7fd2d14dc27c 100644 |
12085 |
+--- a/fs/ext4/inode.c |
12086 |
++++ b/fs/ext4/inode.c |
12087 |
+@@ -5619,25 +5619,22 @@ int ext4_setattr(struct dentry *dentry, struct iattr *attr) |
12088 |
+ up_write(&EXT4_I(inode)->i_data_sem); |
12089 |
+ ext4_journal_stop(handle); |
12090 |
+ if (error) { |
12091 |
+- if (orphan) |
12092 |
++ if (orphan && inode->i_nlink) |
12093 |
+ ext4_orphan_del(NULL, inode); |
12094 |
+ goto err_out; |
12095 |
+ } |
12096 |
+ } |
12097 |
+- if (!shrink) |
12098 |
++ if (!shrink) { |
12099 |
+ pagecache_isize_extended(inode, oldsize, inode->i_size); |
12100 |
+- |
12101 |
+- /* |
12102 |
+- * Blocks are going to be removed from the inode. Wait |
12103 |
+- * for dio in flight. Temporarily disable |
12104 |
+- * dioread_nolock to prevent livelock. |
12105 |
+- */ |
12106 |
+- if (orphan) { |
12107 |
+- if (!ext4_should_journal_data(inode)) { |
12108 |
+- inode_dio_wait(inode); |
12109 |
+- } else |
12110 |
+- ext4_wait_for_tail_page_commit(inode); |
12111 |
++ } else { |
12112 |
++ /* |
12113 |
++ * Blocks are going to be removed from the inode. Wait |
12114 |
++ * for dio in flight. |
12115 |
++ */ |
12116 |
++ inode_dio_wait(inode); |
12117 |
+ } |
12118 |
++ if (orphan && ext4_should_journal_data(inode)) |
12119 |
++ ext4_wait_for_tail_page_commit(inode); |
12120 |
+ down_write(&EXT4_I(inode)->i_mmap_sem); |
12121 |
+ |
12122 |
+ rc = ext4_break_layouts(inode); |
12123 |
+diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c |
12124 |
+index d32964cd1117..71c28ff98b56 100644 |
12125 |
+--- a/fs/gfs2/glock.c |
12126 |
++++ b/fs/gfs2/glock.c |
12127 |
+@@ -140,6 +140,7 @@ void gfs2_glock_free(struct gfs2_glock *gl) |
12128 |
+ { |
12129 |
+ struct gfs2_sbd *sdp = gl->gl_name.ln_sbd; |
12130 |
+ |
12131 |
++ BUG_ON(atomic_read(&gl->gl_revokes)); |
12132 |
+ rhashtable_remove_fast(&gl_hash_table, &gl->gl_node, ht_parms); |
12133 |
+ smp_mb(); |
12134 |
+ wake_up_glock(gl); |
12135 |
+@@ -183,15 +184,19 @@ static int demote_ok(const struct gfs2_glock *gl) |
12136 |
+ |
12137 |
+ void gfs2_glock_add_to_lru(struct gfs2_glock *gl) |
12138 |
+ { |
12139 |
++ if (!(gl->gl_ops->go_flags & GLOF_LRU)) |
12140 |
++ return; |
12141 |
++ |
12142 |
+ spin_lock(&lru_lock); |
12143 |
+ |
12144 |
+- if (!list_empty(&gl->gl_lru)) |
12145 |
+- list_del_init(&gl->gl_lru); |
12146 |
+- else |
12147 |
++ list_del(&gl->gl_lru); |
12148 |
++ list_add_tail(&gl->gl_lru, &lru_list); |
12149 |
++ |
12150 |
++ if (!test_bit(GLF_LRU, &gl->gl_flags)) { |
12151 |
++ set_bit(GLF_LRU, &gl->gl_flags); |
12152 |
+ atomic_inc(&lru_count); |
12153 |
++ } |
12154 |
+ |
12155 |
+- list_add_tail(&gl->gl_lru, &lru_list); |
12156 |
+- set_bit(GLF_LRU, &gl->gl_flags); |
12157 |
+ spin_unlock(&lru_lock); |
12158 |
+ } |
12159 |
+ |
12160 |
+@@ -201,7 +206,7 @@ static void gfs2_glock_remove_from_lru(struct gfs2_glock *gl) |
12161 |
+ return; |
12162 |
+ |
12163 |
+ spin_lock(&lru_lock); |
12164 |
+- if (!list_empty(&gl->gl_lru)) { |
12165 |
++ if (test_bit(GLF_LRU, &gl->gl_flags)) { |
12166 |
+ list_del_init(&gl->gl_lru); |
12167 |
+ atomic_dec(&lru_count); |
12168 |
+ clear_bit(GLF_LRU, &gl->gl_flags); |
12169 |
+@@ -1159,8 +1164,7 @@ void gfs2_glock_dq(struct gfs2_holder *gh) |
12170 |
+ !test_bit(GLF_DEMOTE, &gl->gl_flags)) |
12171 |
+ fast_path = 1; |
12172 |
+ } |
12173 |
+- if (!test_bit(GLF_LFLUSH, &gl->gl_flags) && demote_ok(gl) && |
12174 |
+- (glops->go_flags & GLOF_LRU)) |
12175 |
++ if (!test_bit(GLF_LFLUSH, &gl->gl_flags) && demote_ok(gl)) |
12176 |
+ gfs2_glock_add_to_lru(gl); |
12177 |
+ |
12178 |
+ trace_gfs2_glock_queue(gh, 0); |
12179 |
+@@ -1456,6 +1460,7 @@ __acquires(&lru_lock) |
12180 |
+ if (!spin_trylock(&gl->gl_lockref.lock)) { |
12181 |
+ add_back_to_lru: |
12182 |
+ list_add(&gl->gl_lru, &lru_list); |
12183 |
++ set_bit(GLF_LRU, &gl->gl_flags); |
12184 |
+ atomic_inc(&lru_count); |
12185 |
+ continue; |
12186 |
+ } |
12187 |
+@@ -1463,7 +1468,6 @@ add_back_to_lru: |
12188 |
+ spin_unlock(&gl->gl_lockref.lock); |
12189 |
+ goto add_back_to_lru; |
12190 |
+ } |
12191 |
+- clear_bit(GLF_LRU, &gl->gl_flags); |
12192 |
+ gl->gl_lockref.count++; |
12193 |
+ if (demote_ok(gl)) |
12194 |
+ handle_callback(gl, LM_ST_UNLOCKED, 0, false); |
12195 |
+@@ -1498,6 +1502,7 @@ static long gfs2_scan_glock_lru(int nr) |
12196 |
+ if (!test_bit(GLF_LOCK, &gl->gl_flags)) { |
12197 |
+ list_move(&gl->gl_lru, &dispose); |
12198 |
+ atomic_dec(&lru_count); |
12199 |
++ clear_bit(GLF_LRU, &gl->gl_flags); |
12200 |
+ freed++; |
12201 |
+ continue; |
12202 |
+ } |
12203 |
+diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h |
12204 |
+index cdf07b408f54..539e8dc5a3f6 100644 |
12205 |
+--- a/fs/gfs2/incore.h |
12206 |
++++ b/fs/gfs2/incore.h |
12207 |
+@@ -621,6 +621,7 @@ enum { |
12208 |
+ SDF_SKIP_DLM_UNLOCK = 8, |
12209 |
+ SDF_FORCE_AIL_FLUSH = 9, |
12210 |
+ SDF_AIL1_IO_ERROR = 10, |
12211 |
++ SDF_FS_FROZEN = 11, |
12212 |
+ }; |
12213 |
+ |
12214 |
+ enum gfs2_freeze_state { |
12215 |
+diff --git a/fs/gfs2/lock_dlm.c b/fs/gfs2/lock_dlm.c |
12216 |
+index 31df26ed7854..69bd1597bacf 100644 |
12217 |
+--- a/fs/gfs2/lock_dlm.c |
12218 |
++++ b/fs/gfs2/lock_dlm.c |
12219 |
+@@ -31,9 +31,10 @@ |
12220 |
+ * @delta is the difference between the current rtt sample and the |
12221 |
+ * running average srtt. We add 1/8 of that to the srtt in order to |
12222 |
+ * update the current srtt estimate. The variance estimate is a bit |
12223 |
+- * more complicated. We subtract the abs value of the @delta from |
12224 |
+- * the current variance estimate and add 1/4 of that to the running |
12225 |
+- * total. |
12226 |
++ * more complicated. We subtract the current variance estimate from |
12227 |
++ * the abs value of the @delta and add 1/4 of that to the running |
12228 |
++ * total. That's equivalent to 3/4 of the current variance |
12229 |
++ * estimate plus 1/4 of the abs of @delta. |
12230 |
+ * |
12231 |
+ * Note that the index points at the array entry containing the smoothed |
12232 |
+ * mean value, and the variance is always in the following entry |
12233 |
+@@ -49,7 +50,7 @@ static inline void gfs2_update_stats(struct gfs2_lkstats *s, unsigned index, |
12234 |
+ s64 delta = sample - s->stats[index]; |
12235 |
+ s->stats[index] += (delta >> 3); |
12236 |
+ index++; |
12237 |
+- s->stats[index] += ((abs(delta) - s->stats[index]) >> 2); |
12238 |
++ s->stats[index] += (s64)(abs(delta) - s->stats[index]) >> 2; |
12239 |
+ } |
12240 |
+ |
12241 |
+ /** |
12242 |
+diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c |
12243 |
+index b8830fda51e8..0e04f87a7ddd 100644 |
12244 |
+--- a/fs/gfs2/log.c |
12245 |
++++ b/fs/gfs2/log.c |
12246 |
+@@ -606,7 +606,8 @@ void gfs2_add_revoke(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd) |
12247 |
+ gfs2_remove_from_ail(bd); /* drops ref on bh */ |
12248 |
+ bd->bd_bh = NULL; |
12249 |
+ sdp->sd_log_num_revoke++; |
12250 |
+- atomic_inc(&gl->gl_revokes); |
12251 |
++ if (atomic_inc_return(&gl->gl_revokes) == 1) |
12252 |
++ gfs2_glock_hold(gl); |
12253 |
+ set_bit(GLF_LFLUSH, &gl->gl_flags); |
12254 |
+ list_add(&bd->bd_list, &sdp->sd_log_le_revoke); |
12255 |
+ } |
12256 |
+diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c |
12257 |
+index 8722c60b11fe..4b280611246d 100644 |
12258 |
+--- a/fs/gfs2/lops.c |
12259 |
++++ b/fs/gfs2/lops.c |
12260 |
+@@ -669,8 +669,10 @@ static void revoke_lo_after_commit(struct gfs2_sbd *sdp, struct gfs2_trans *tr) |
12261 |
+ bd = list_entry(head->next, struct gfs2_bufdata, bd_list); |
12262 |
+ list_del_init(&bd->bd_list); |
12263 |
+ gl = bd->bd_gl; |
12264 |
+- atomic_dec(&gl->gl_revokes); |
12265 |
+- clear_bit(GLF_LFLUSH, &gl->gl_flags); |
12266 |
++ if (atomic_dec_return(&gl->gl_revokes) == 0) { |
12267 |
++ clear_bit(GLF_LFLUSH, &gl->gl_flags); |
12268 |
++ gfs2_glock_queue_put(gl); |
12269 |
++ } |
12270 |
+ kmem_cache_free(gfs2_bufdata_cachep, bd); |
12271 |
+ } |
12272 |
+ } |
12273 |
+diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c |
12274 |
+index ca71163ff7cf..360206704a14 100644 |
12275 |
+--- a/fs/gfs2/super.c |
12276 |
++++ b/fs/gfs2/super.c |
12277 |
+@@ -973,8 +973,7 @@ void gfs2_freeze_func(struct work_struct *work) |
12278 |
+ if (error) { |
12279 |
+ printk(KERN_INFO "GFS2: couldn't get freeze lock : %d\n", error); |
12280 |
+ gfs2_assert_withdraw(sdp, 0); |
12281 |
+- } |
12282 |
+- else { |
12283 |
++ } else { |
12284 |
+ atomic_set(&sdp->sd_freeze_state, SFS_UNFROZEN); |
12285 |
+ error = thaw_super(sb); |
12286 |
+ if (error) { |
12287 |
+@@ -987,6 +986,8 @@ void gfs2_freeze_func(struct work_struct *work) |
12288 |
+ gfs2_glock_dq_uninit(&freeze_gh); |
12289 |
+ } |
12290 |
+ deactivate_super(sb); |
12291 |
++ clear_bit_unlock(SDF_FS_FROZEN, &sdp->sd_flags); |
12292 |
++ wake_up_bit(&sdp->sd_flags, SDF_FS_FROZEN); |
12293 |
+ return; |
12294 |
+ } |
12295 |
+ |
12296 |
+@@ -1029,6 +1030,7 @@ static int gfs2_freeze(struct super_block *sb) |
12297 |
+ msleep(1000); |
12298 |
+ } |
12299 |
+ error = 0; |
12300 |
++ set_bit(SDF_FS_FROZEN, &sdp->sd_flags); |
12301 |
+ out: |
12302 |
+ mutex_unlock(&sdp->sd_freeze_mutex); |
12303 |
+ return error; |
12304 |
+@@ -1053,7 +1055,7 @@ static int gfs2_unfreeze(struct super_block *sb) |
12305 |
+ |
12306 |
+ gfs2_glock_dq_uninit(&sdp->sd_freeze_gh); |
12307 |
+ mutex_unlock(&sdp->sd_freeze_mutex); |
12308 |
+- return 0; |
12309 |
++ return wait_on_bit(&sdp->sd_flags, SDF_FS_FROZEN, TASK_INTERRUPTIBLE); |
12310 |
+ } |
12311 |
+ |
12312 |
+ /** |
12313 |
+diff --git a/fs/internal.h b/fs/internal.h |
12314 |
+index 6a8b71643af4..2e7362837a6e 100644 |
12315 |
+--- a/fs/internal.h |
12316 |
++++ b/fs/internal.h |
12317 |
+@@ -89,9 +89,7 @@ extern int sb_prepare_remount_readonly(struct super_block *); |
12318 |
+ |
12319 |
+ extern void __init mnt_init(void); |
12320 |
+ |
12321 |
+-extern int __mnt_want_write(struct vfsmount *); |
12322 |
+ extern int __mnt_want_write_file(struct file *); |
12323 |
+-extern void __mnt_drop_write(struct vfsmount *); |
12324 |
+ extern void __mnt_drop_write_file(struct file *); |
12325 |
+ |
12326 |
+ /* |
12327 |
+diff --git a/fs/io_uring.c b/fs/io_uring.c |
12328 |
+index 84efb8956734..30a5687a17b6 100644 |
12329 |
+--- a/fs/io_uring.c |
12330 |
++++ b/fs/io_uring.c |
12331 |
+@@ -2334,7 +2334,7 @@ static int io_sq_offload_start(struct io_ring_ctx *ctx, |
12332 |
+ nr_cpu_ids); |
12333 |
+ |
12334 |
+ ret = -EINVAL; |
12335 |
+- if (!cpu_possible(cpu)) |
12336 |
++ if (!cpu_online(cpu)) |
12337 |
+ goto err; |
12338 |
+ |
12339 |
+ ctx->sqo_thread = kthread_create_on_cpu(io_sq_thread, |
12340 |
+diff --git a/fs/nfs/client.c b/fs/nfs/client.c |
12341 |
+index 90d71fda65ce..dfb796eab912 100644 |
12342 |
+--- a/fs/nfs/client.c |
12343 |
++++ b/fs/nfs/client.c |
12344 |
+@@ -284,6 +284,7 @@ static struct nfs_client *nfs_match_client(const struct nfs_client_initdata *dat |
12345 |
+ struct nfs_client *clp; |
12346 |
+ const struct sockaddr *sap = data->addr; |
12347 |
+ struct nfs_net *nn = net_generic(data->net, nfs_net_id); |
12348 |
++ int error; |
12349 |
+ |
12350 |
+ again: |
12351 |
+ list_for_each_entry(clp, &nn->nfs_client_list, cl_share_link) { |
12352 |
+@@ -296,9 +297,11 @@ again: |
12353 |
+ if (clp->cl_cons_state > NFS_CS_READY) { |
12354 |
+ refcount_inc(&clp->cl_count); |
12355 |
+ spin_unlock(&nn->nfs_client_lock); |
12356 |
+- nfs_wait_client_init_complete(clp); |
12357 |
++ error = nfs_wait_client_init_complete(clp); |
12358 |
+ nfs_put_client(clp); |
12359 |
+ spin_lock(&nn->nfs_client_lock); |
12360 |
++ if (error < 0) |
12361 |
++ return ERR_PTR(error); |
12362 |
+ goto again; |
12363 |
+ } |
12364 |
+ |
12365 |
+@@ -407,6 +410,8 @@ struct nfs_client *nfs_get_client(const struct nfs_client_initdata *cl_init) |
12366 |
+ clp = nfs_match_client(cl_init); |
12367 |
+ if (clp) { |
12368 |
+ spin_unlock(&nn->nfs_client_lock); |
12369 |
++ if (IS_ERR(clp)) |
12370 |
++ return clp; |
12371 |
+ if (new) |
12372 |
+ new->rpc_ops->free_client(new); |
12373 |
+ return nfs_found_client(cl_init, clp); |
12374 |
+diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c |
12375 |
+index 00d17198ee12..f10b660805fc 100644 |
12376 |
+--- a/fs/nfs/nfs4file.c |
12377 |
++++ b/fs/nfs/nfs4file.c |
12378 |
+@@ -187,7 +187,7 @@ static loff_t nfs42_remap_file_range(struct file *src_file, loff_t src_off, |
12379 |
+ bool same_inode = false; |
12380 |
+ int ret; |
12381 |
+ |
12382 |
+- if (remap_flags & ~REMAP_FILE_ADVISORY) |
12383 |
++ if (remap_flags & ~(REMAP_FILE_DEDUP | REMAP_FILE_ADVISORY)) |
12384 |
+ return -EINVAL; |
12385 |
+ |
12386 |
+ /* check alignment w.r.t. clone_blksize */ |
12387 |
+diff --git a/fs/overlayfs/dir.c b/fs/overlayfs/dir.c |
12388 |
+index 82c129bfe58d..93872bb50230 100644 |
12389 |
+--- a/fs/overlayfs/dir.c |
12390 |
++++ b/fs/overlayfs/dir.c |
12391 |
+@@ -260,7 +260,7 @@ static int ovl_instantiate(struct dentry *dentry, struct inode *inode, |
12392 |
+ * hashed directory inode aliases. |
12393 |
+ */ |
12394 |
+ inode = ovl_get_inode(dentry->d_sb, &oip); |
12395 |
+- if (WARN_ON(IS_ERR(inode))) |
12396 |
++ if (IS_ERR(inode)) |
12397 |
+ return PTR_ERR(inode); |
12398 |
+ } else { |
12399 |
+ WARN_ON(ovl_inode_real(inode) != d_inode(newdentry)); |
12400 |
+diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c |
12401 |
+index 3b7ed5d2279c..b48273e846ad 100644 |
12402 |
+--- a/fs/overlayfs/inode.c |
12403 |
++++ b/fs/overlayfs/inode.c |
12404 |
+@@ -832,7 +832,7 @@ struct inode *ovl_get_inode(struct super_block *sb, |
12405 |
+ int fsid = bylower ? oip->lowerpath->layer->fsid : 0; |
12406 |
+ bool is_dir, metacopy = false; |
12407 |
+ unsigned long ino = 0; |
12408 |
+- int err = -ENOMEM; |
12409 |
++ int err = oip->newinode ? -EEXIST : -ENOMEM; |
12410 |
+ |
12411 |
+ if (!realinode) |
12412 |
+ realinode = d_inode(lowerdentry); |
12413 |
+@@ -917,6 +917,7 @@ out: |
12414 |
+ return inode; |
12415 |
+ |
12416 |
+ out_err: |
12417 |
++ pr_warn_ratelimited("overlayfs: failed to get inode (%i)\n", err); |
12418 |
+ inode = ERR_PTR(err); |
12419 |
+ goto out; |
12420 |
+ } |
12421 |
+diff --git a/include/crypto/hash.h b/include/crypto/hash.h |
12422 |
+index 3b31c1b349ae..bc143b410359 100644 |
12423 |
+--- a/include/crypto/hash.h |
12424 |
++++ b/include/crypto/hash.h |
12425 |
+@@ -152,7 +152,13 @@ struct shash_desc { |
12426 |
+ }; |
12427 |
+ |
12428 |
+ #define HASH_MAX_DIGESTSIZE 64 |
12429 |
+-#define HASH_MAX_DESCSIZE 360 |
12430 |
++ |
12431 |
++/* |
12432 |
++ * Worst case is hmac(sha3-224-generic). Its context is a nested 'shash_desc' |
12433 |
++ * containing a 'struct sha3_state'. |
12434 |
++ */ |
12435 |
++#define HASH_MAX_DESCSIZE (sizeof(struct shash_desc) + 360) |
12436 |
++ |
12437 |
+ #define HASH_MAX_STATESIZE 512 |
12438 |
+ |
12439 |
+ #define SHASH_DESC_ON_STACK(shash, ctx) \ |
12440 |
+diff --git a/include/drm/tinydrm/mipi-dbi.h b/include/drm/tinydrm/mipi-dbi.h |
12441 |
+index f4ec2834bc22..7dfa67a15a04 100644 |
12442 |
+--- a/include/drm/tinydrm/mipi-dbi.h |
12443 |
++++ b/include/drm/tinydrm/mipi-dbi.h |
12444 |
+@@ -43,7 +43,7 @@ struct mipi_dbi { |
12445 |
+ struct spi_device *spi; |
12446 |
+ bool enabled; |
12447 |
+ struct mutex cmdlock; |
12448 |
+- int (*command)(struct mipi_dbi *mipi, u8 cmd, u8 *param, size_t num); |
12449 |
++ int (*command)(struct mipi_dbi *mipi, u8 *cmd, u8 *param, size_t num); |
12450 |
+ const u8 *read_commands; |
12451 |
+ struct gpio_desc *dc; |
12452 |
+ u16 *tx_buf; |
12453 |
+@@ -82,6 +82,7 @@ u32 mipi_dbi_spi_cmd_max_speed(struct spi_device *spi, size_t len); |
12454 |
+ |
12455 |
+ int mipi_dbi_command_read(struct mipi_dbi *mipi, u8 cmd, u8 *val); |
12456 |
+ int mipi_dbi_command_buf(struct mipi_dbi *mipi, u8 cmd, u8 *data, size_t len); |
12457 |
++int mipi_dbi_command_stackbuf(struct mipi_dbi *mipi, u8 cmd, u8 *data, size_t len); |
12458 |
+ int mipi_dbi_buf_copy(void *dst, struct drm_framebuffer *fb, |
12459 |
+ struct drm_rect *clip, bool swap); |
12460 |
+ /** |
12461 |
+@@ -99,7 +100,7 @@ int mipi_dbi_buf_copy(void *dst, struct drm_framebuffer *fb, |
12462 |
+ #define mipi_dbi_command(mipi, cmd, seq...) \ |
12463 |
+ ({ \ |
12464 |
+ u8 d[] = { seq }; \ |
12465 |
+- mipi_dbi_command_buf(mipi, cmd, d, ARRAY_SIZE(d)); \ |
12466 |
++ mipi_dbi_command_stackbuf(mipi, cmd, d, ARRAY_SIZE(d)); \ |
12467 |
+ }) |
12468 |
+ |
12469 |
+ #ifdef CONFIG_DEBUG_FS |
12470 |
+diff --git a/include/linux/bio.h b/include/linux/bio.h |
12471 |
+index e584673c1881..5becbafb84e8 100644 |
12472 |
+--- a/include/linux/bio.h |
12473 |
++++ b/include/linux/bio.h |
12474 |
+@@ -224,7 +224,7 @@ static inline void bio_cnt_set(struct bio *bio, unsigned int count) |
12475 |
+ { |
12476 |
+ if (count != 1) { |
12477 |
+ bio->bi_flags |= (1 << BIO_REFFED); |
12478 |
+- smp_mb__before_atomic(); |
12479 |
++ smp_mb(); |
12480 |
+ } |
12481 |
+ atomic_set(&bio->__bi_cnt, count); |
12482 |
+ } |
12483 |
+diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h |
12484 |
+index 1c70803e9f77..7d57890cec67 100644 |
12485 |
+--- a/include/linux/cgroup-defs.h |
12486 |
++++ b/include/linux/cgroup-defs.h |
12487 |
+@@ -349,6 +349,11 @@ struct cgroup { |
12488 |
+ * Dying cgroups are cgroups which were deleted by a user, |
12489 |
+ * but are still existing because someone else is holding a reference. |
12490 |
+ * max_descendants is a maximum allowed number of descent cgroups. |
12491 |
++ * |
12492 |
++ * nr_descendants and nr_dying_descendants are protected |
12493 |
++ * by cgroup_mutex and css_set_lock. It's fine to read them holding |
12494 |
++ * any of cgroup_mutex and css_set_lock; for writing both locks |
12495 |
++ * should be held. |
12496 |
+ */ |
12497 |
+ int nr_descendants; |
12498 |
+ int nr_dying_descendants; |
12499 |
+diff --git a/include/linux/dax.h b/include/linux/dax.h |
12500 |
+index 0dd316a74a29..becaea5f4488 100644 |
12501 |
+--- a/include/linux/dax.h |
12502 |
++++ b/include/linux/dax.h |
12503 |
+@@ -19,6 +19,12 @@ struct dax_operations { |
12504 |
+ */ |
12505 |
+ long (*direct_access)(struct dax_device *, pgoff_t, long, |
12506 |
+ void **, pfn_t *); |
12507 |
++ /* |
12508 |
++ * Validate whether this device is usable as an fsdax backing |
12509 |
++ * device. |
12510 |
++ */ |
12511 |
++ bool (*dax_supported)(struct dax_device *, struct block_device *, int, |
12512 |
++ sector_t, sector_t); |
12513 |
+ /* copy_from_iter: required operation for fs-dax direct-i/o */ |
12514 |
+ size_t (*copy_from_iter)(struct dax_device *, pgoff_t, void *, size_t, |
12515 |
+ struct iov_iter *); |
12516 |
+@@ -75,6 +81,17 @@ static inline bool bdev_dax_supported(struct block_device *bdev, int blocksize) |
12517 |
+ return __bdev_dax_supported(bdev, blocksize); |
12518 |
+ } |
12519 |
+ |
12520 |
++bool __generic_fsdax_supported(struct dax_device *dax_dev, |
12521 |
++ struct block_device *bdev, int blocksize, sector_t start, |
12522 |
++ sector_t sectors); |
12523 |
++static inline bool generic_fsdax_supported(struct dax_device *dax_dev, |
12524 |
++ struct block_device *bdev, int blocksize, sector_t start, |
12525 |
++ sector_t sectors) |
12526 |
++{ |
12527 |
++ return __generic_fsdax_supported(dax_dev, bdev, blocksize, start, |
12528 |
++ sectors); |
12529 |
++} |
12530 |
++ |
12531 |
+ static inline struct dax_device *fs_dax_get_by_host(const char *host) |
12532 |
+ { |
12533 |
+ return dax_get_by_host(host); |
12534 |
+@@ -99,6 +116,13 @@ static inline bool bdev_dax_supported(struct block_device *bdev, |
12535 |
+ return false; |
12536 |
+ } |
12537 |
+ |
12538 |
++static inline bool generic_fsdax_supported(struct dax_device *dax_dev, |
12539 |
++ struct block_device *bdev, int blocksize, sector_t start, |
12540 |
++ sector_t sectors) |
12541 |
++{ |
12542 |
++ return false; |
12543 |
++} |
12544 |
++ |
12545 |
+ static inline struct dax_device *fs_dax_get_by_host(const char *host) |
12546 |
+ { |
12547 |
+ return NULL; |
12548 |
+@@ -142,6 +166,8 @@ bool dax_alive(struct dax_device *dax_dev); |
12549 |
+ void *dax_get_private(struct dax_device *dax_dev); |
12550 |
+ long dax_direct_access(struct dax_device *dax_dev, pgoff_t pgoff, long nr_pages, |
12551 |
+ void **kaddr, pfn_t *pfn); |
12552 |
++bool dax_supported(struct dax_device *dax_dev, struct block_device *bdev, |
12553 |
++ int blocksize, sector_t start, sector_t len); |
12554 |
+ size_t dax_copy_from_iter(struct dax_device *dax_dev, pgoff_t pgoff, void *addr, |
12555 |
+ size_t bytes, struct iov_iter *i); |
12556 |
+ size_t dax_copy_to_iter(struct dax_device *dax_dev, pgoff_t pgoff, void *addr, |
12557 |
+diff --git a/include/linux/filter.h b/include/linux/filter.h |
12558 |
+index 6074aa064b54..14ec3bdad9a9 100644 |
12559 |
+--- a/include/linux/filter.h |
12560 |
++++ b/include/linux/filter.h |
12561 |
+@@ -746,6 +746,7 @@ static inline void bpf_prog_unlock_ro(struct bpf_prog *fp) |
12562 |
+ static inline void bpf_jit_binary_lock_ro(struct bpf_binary_header *hdr) |
12563 |
+ { |
12564 |
+ set_memory_ro((unsigned long)hdr, hdr->pages); |
12565 |
++ set_memory_x((unsigned long)hdr, hdr->pages); |
12566 |
+ } |
12567 |
+ |
12568 |
+ static inline void bpf_jit_binary_unlock_ro(struct bpf_binary_header *hdr) |
12569 |
+diff --git a/include/linux/fscrypt.h b/include/linux/fscrypt.h |
12570 |
+index e5194fc3983e..08246f068fd8 100644 |
12571 |
+--- a/include/linux/fscrypt.h |
12572 |
++++ b/include/linux/fscrypt.h |
12573 |
+@@ -79,7 +79,8 @@ struct fscrypt_ctx { |
12574 |
+ |
12575 |
+ static inline bool fscrypt_has_encryption_key(const struct inode *inode) |
12576 |
+ { |
12577 |
+- return (inode->i_crypt_info != NULL); |
12578 |
++ /* pairs with cmpxchg_release() in fscrypt_get_encryption_info() */ |
12579 |
++ return READ_ONCE(inode->i_crypt_info) != NULL; |
12580 |
+ } |
12581 |
+ |
12582 |
+ static inline bool fscrypt_dummy_context_enabled(struct inode *inode) |
12583 |
+diff --git a/include/linux/genhd.h b/include/linux/genhd.h |
12584 |
+index 06c0fd594097..69db1affedb0 100644 |
12585 |
+--- a/include/linux/genhd.h |
12586 |
++++ b/include/linux/genhd.h |
12587 |
+@@ -610,6 +610,7 @@ struct unixware_disklabel { |
12588 |
+ |
12589 |
+ extern int blk_alloc_devt(struct hd_struct *part, dev_t *devt); |
12590 |
+ extern void blk_free_devt(dev_t devt); |
12591 |
++extern void blk_invalidate_devt(dev_t devt); |
12592 |
+ extern dev_t blk_lookup_devt(const char *name, int partno); |
12593 |
+ extern char *disk_name (struct gendisk *hd, int partno, char *buf); |
12594 |
+ |
12595 |
+diff --git a/include/linux/hid.h b/include/linux/hid.h |
12596 |
+index f9707d1dcb58..ac0c70b4ce10 100644 |
12597 |
+--- a/include/linux/hid.h |
12598 |
++++ b/include/linux/hid.h |
12599 |
+@@ -417,6 +417,7 @@ struct hid_global { |
12600 |
+ |
12601 |
+ struct hid_local { |
12602 |
+ unsigned usage[HID_MAX_USAGES]; /* usage array */ |
12603 |
++ u8 usage_size[HID_MAX_USAGES]; /* usage size array */ |
12604 |
+ unsigned collection_index[HID_MAX_USAGES]; /* collection index array */ |
12605 |
+ unsigned usage_index; |
12606 |
+ unsigned usage_minimum; |
12607 |
+diff --git a/include/linux/iio/adc/ad_sigma_delta.h b/include/linux/iio/adc/ad_sigma_delta.h |
12608 |
+index 7e84351fa2c0..6e9fb1932dde 100644 |
12609 |
+--- a/include/linux/iio/adc/ad_sigma_delta.h |
12610 |
++++ b/include/linux/iio/adc/ad_sigma_delta.h |
12611 |
+@@ -69,6 +69,7 @@ struct ad_sigma_delta { |
12612 |
+ bool irq_dis; |
12613 |
+ |
12614 |
+ bool bus_locked; |
12615 |
++ bool keep_cs_asserted; |
12616 |
+ |
12617 |
+ uint8_t comm; |
12618 |
+ |
12619 |
+diff --git a/include/linux/mlx5/eswitch.h b/include/linux/mlx5/eswitch.h |
12620 |
+index 96d8435421de..0ca77dd1429c 100644 |
12621 |
+--- a/include/linux/mlx5/eswitch.h |
12622 |
++++ b/include/linux/mlx5/eswitch.h |
12623 |
+@@ -35,7 +35,7 @@ struct mlx5_eswitch_rep_if { |
12624 |
+ void (*unload)(struct mlx5_eswitch_rep *rep); |
12625 |
+ void *(*get_proto_dev)(struct mlx5_eswitch_rep *rep); |
12626 |
+ void *priv; |
12627 |
+- u8 state; |
12628 |
++ atomic_t state; |
12629 |
+ }; |
12630 |
+ |
12631 |
+ struct mlx5_eswitch_rep { |
12632 |
+diff --git a/include/linux/mount.h b/include/linux/mount.h |
12633 |
+index 9197ddbf35fb..bf8cc4108b8f 100644 |
12634 |
+--- a/include/linux/mount.h |
12635 |
++++ b/include/linux/mount.h |
12636 |
+@@ -87,6 +87,8 @@ extern bool mnt_may_suid(struct vfsmount *mnt); |
12637 |
+ |
12638 |
+ struct path; |
12639 |
+ extern struct vfsmount *clone_private_mount(const struct path *path); |
12640 |
++extern int __mnt_want_write(struct vfsmount *); |
12641 |
++extern void __mnt_drop_write(struct vfsmount *); |
12642 |
+ |
12643 |
+ struct file_system_type; |
12644 |
+ extern struct vfsmount *fc_mount(struct fs_context *fc); |
12645 |
+diff --git a/include/linux/overflow.h b/include/linux/overflow.h |
12646 |
+index 40b48e2133cb..15eb85de9226 100644 |
12647 |
+--- a/include/linux/overflow.h |
12648 |
++++ b/include/linux/overflow.h |
12649 |
+@@ -36,6 +36,12 @@ |
12650 |
+ #define type_max(T) ((T)((__type_half_max(T) - 1) + __type_half_max(T))) |
12651 |
+ #define type_min(T) ((T)((T)-type_max(T)-(T)1)) |
12652 |
+ |
12653 |
++/* |
12654 |
++ * Avoids triggering -Wtype-limits compilation warning, |
12655 |
++ * while using unsigned data types to check a < 0. |
12656 |
++ */ |
12657 |
++#define is_non_negative(a) ((a) > 0 || (a) == 0) |
12658 |
++#define is_negative(a) (!(is_non_negative(a))) |
12659 |
+ |
12660 |
+ #ifdef COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW |
12661 |
+ /* |
12662 |
+@@ -227,10 +233,10 @@ |
12663 |
+ typeof(d) _d = d; \ |
12664 |
+ u64 _a_full = _a; \ |
12665 |
+ unsigned int _to_shift = \ |
12666 |
+- _s >= 0 && _s < 8 * sizeof(*d) ? _s : 0; \ |
12667 |
++ is_non_negative(_s) && _s < 8 * sizeof(*d) ? _s : 0; \ |
12668 |
+ *_d = (_a_full << _to_shift); \ |
12669 |
+- (_to_shift != _s || *_d < 0 || _a < 0 || \ |
12670 |
+- (*_d >> _to_shift) != _a); \ |
12671 |
++ (_to_shift != _s || is_negative(*_d) || is_negative(_a) || \ |
12672 |
++ (*_d >> _to_shift) != _a); \ |
12673 |
+ }) |
12674 |
+ |
12675 |
+ /** |
12676 |
+diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h |
12677 |
+index 6cdb1db776cf..922bb6848813 100644 |
12678 |
+--- a/include/linux/rcupdate.h |
12679 |
++++ b/include/linux/rcupdate.h |
12680 |
+@@ -878,9 +878,11 @@ static inline void rcu_head_init(struct rcu_head *rhp) |
12681 |
+ static inline bool |
12682 |
+ rcu_head_after_call_rcu(struct rcu_head *rhp, rcu_callback_t f) |
12683 |
+ { |
12684 |
+- if (READ_ONCE(rhp->func) == f) |
12685 |
++ rcu_callback_t func = READ_ONCE(rhp->func); |
12686 |
++ |
12687 |
++ if (func == f) |
12688 |
+ return true; |
12689 |
+- WARN_ON_ONCE(READ_ONCE(rhp->func) != (rcu_callback_t)~0L); |
12690 |
++ WARN_ON_ONCE(func != (rcu_callback_t)~0L); |
12691 |
+ return false; |
12692 |
+ } |
12693 |
+ |
12694 |
+diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h |
12695 |
+index f3f76051e8b0..aaf3cee70439 100644 |
12696 |
+--- a/include/linux/regulator/consumer.h |
12697 |
++++ b/include/linux/regulator/consumer.h |
12698 |
+@@ -478,6 +478,11 @@ static inline int regulator_is_supported_voltage(struct regulator *regulator, |
12699 |
+ return 0; |
12700 |
+ } |
12701 |
+ |
12702 |
++static inline unsigned int regulator_get_linear_step(struct regulator *regulator) |
12703 |
++{ |
12704 |
++ return 0; |
12705 |
++} |
12706 |
++ |
12707 |
+ static inline int regulator_set_current_limit(struct regulator *regulator, |
12708 |
+ int min_uA, int max_uA) |
12709 |
+ { |
12710 |
+diff --git a/include/linux/smpboot.h b/include/linux/smpboot.h |
12711 |
+index d0884b525001..9d1bc65d226c 100644 |
12712 |
+--- a/include/linux/smpboot.h |
12713 |
++++ b/include/linux/smpboot.h |
12714 |
+@@ -29,7 +29,7 @@ struct smpboot_thread_data; |
12715 |
+ * @thread_comm: The base name of the thread |
12716 |
+ */ |
12717 |
+ struct smp_hotplug_thread { |
12718 |
+- struct task_struct __percpu **store; |
12719 |
++ struct task_struct * __percpu *store; |
12720 |
+ struct list_head list; |
12721 |
+ int (*thread_should_run)(unsigned int cpu); |
12722 |
+ void (*thread_fn)(unsigned int cpu); |
12723 |
+diff --git a/include/linux/time64.h b/include/linux/time64.h |
12724 |
+index f38d382ffec1..a620ee610b9f 100644 |
12725 |
+--- a/include/linux/time64.h |
12726 |
++++ b/include/linux/time64.h |
12727 |
+@@ -33,6 +33,17 @@ struct itimerspec64 { |
12728 |
+ #define KTIME_MAX ((s64)~((u64)1 << 63)) |
12729 |
+ #define KTIME_SEC_MAX (KTIME_MAX / NSEC_PER_SEC) |
12730 |
+ |
12731 |
++/* |
12732 |
++ * Limits for settimeofday(): |
12733 |
++ * |
12734 |
++ * To prevent setting the time close to the wraparound point time setting |
12735 |
++ * is limited so a reasonable uptime can be accomodated. Uptime of 30 years |
12736 |
++ * should be really sufficient, which means the cutoff is 2232. At that |
12737 |
++ * point the cutoff is just a small part of the larger problem. |
12738 |
++ */ |
12739 |
++#define TIME_UPTIME_SEC_MAX (30LL * 365 * 24 *3600) |
12740 |
++#define TIME_SETTOD_SEC_MAX (KTIME_SEC_MAX - TIME_UPTIME_SEC_MAX) |
12741 |
++ |
12742 |
+ static inline int timespec64_equal(const struct timespec64 *a, |
12743 |
+ const struct timespec64 *b) |
12744 |
+ { |
12745 |
+@@ -100,6 +111,16 @@ static inline bool timespec64_valid_strict(const struct timespec64 *ts) |
12746 |
+ return true; |
12747 |
+ } |
12748 |
+ |
12749 |
++static inline bool timespec64_valid_settod(const struct timespec64 *ts) |
12750 |
++{ |
12751 |
++ if (!timespec64_valid(ts)) |
12752 |
++ return false; |
12753 |
++ /* Disallow values which cause overflow issues vs. CLOCK_REALTIME */ |
12754 |
++ if ((unsigned long long)ts->tv_sec >= TIME_SETTOD_SEC_MAX) |
12755 |
++ return false; |
12756 |
++ return true; |
12757 |
++} |
12758 |
++ |
12759 |
+ /** |
12760 |
+ * timespec64_to_ns - Convert timespec64 to nanoseconds |
12761 |
+ * @ts: pointer to the timespec64 variable to be converted |
12762 |
+diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h |
12763 |
+index 910f3d469005..65108819de5a 100644 |
12764 |
+--- a/include/media/videobuf2-core.h |
12765 |
++++ b/include/media/videobuf2-core.h |
12766 |
+@@ -595,6 +595,7 @@ struct vb2_queue { |
12767 |
+ unsigned int start_streaming_called:1; |
12768 |
+ unsigned int error:1; |
12769 |
+ unsigned int waiting_for_buffers:1; |
12770 |
++ unsigned int waiting_in_dqbuf:1; |
12771 |
+ unsigned int is_multiplanar:1; |
12772 |
+ unsigned int is_output:1; |
12773 |
+ unsigned int copy_timestamp:1; |
12774 |
+diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h |
12775 |
+index fbba43e9bef5..9a5330eed794 100644 |
12776 |
+--- a/include/net/bluetooth/hci.h |
12777 |
++++ b/include/net/bluetooth/hci.h |
12778 |
+@@ -282,6 +282,7 @@ enum { |
12779 |
+ HCI_FORCE_BREDR_SMP, |
12780 |
+ HCI_FORCE_STATIC_ADDR, |
12781 |
+ HCI_LL_RPA_RESOLUTION, |
12782 |
++ HCI_CMD_PENDING, |
12783 |
+ |
12784 |
+ __HCI_NUM_FLAGS, |
12785 |
+ }; |
12786 |
+diff --git a/include/xen/xen.h b/include/xen/xen.h |
12787 |
+index 19d032373de5..19a72f591e2b 100644 |
12788 |
+--- a/include/xen/xen.h |
12789 |
++++ b/include/xen/xen.h |
12790 |
+@@ -43,8 +43,10 @@ extern struct hvm_start_info pvh_start_info; |
12791 |
+ #endif /* CONFIG_XEN_DOM0 */ |
12792 |
+ |
12793 |
+ struct bio_vec; |
12794 |
++struct page; |
12795 |
++ |
12796 |
+ bool xen_biovec_phys_mergeable(const struct bio_vec *vec1, |
12797 |
+- const struct bio_vec *vec2); |
12798 |
++ const struct page *page); |
12799 |
+ |
12800 |
+ #if defined(CONFIG_MEMORY_HOTPLUG) && defined(CONFIG_XEN_BALLOON) |
12801 |
+ extern u64 xen_saved_max_mem_size; |
12802 |
+diff --git a/kernel/acct.c b/kernel/acct.c |
12803 |
+index addf7732fb56..81f9831a7859 100644 |
12804 |
+--- a/kernel/acct.c |
12805 |
++++ b/kernel/acct.c |
12806 |
+@@ -227,7 +227,7 @@ static int acct_on(struct filename *pathname) |
12807 |
+ filp_close(file, NULL); |
12808 |
+ return PTR_ERR(internal); |
12809 |
+ } |
12810 |
+- err = mnt_want_write(internal); |
12811 |
++ err = __mnt_want_write(internal); |
12812 |
+ if (err) { |
12813 |
+ mntput(internal); |
12814 |
+ kfree(acct); |
12815 |
+@@ -252,7 +252,7 @@ static int acct_on(struct filename *pathname) |
12816 |
+ old = xchg(&ns->bacct, &acct->pin); |
12817 |
+ mutex_unlock(&acct->lock); |
12818 |
+ pin_kill(old); |
12819 |
+- mnt_drop_write(mnt); |
12820 |
++ __mnt_drop_write(mnt); |
12821 |
+ mntput(mnt); |
12822 |
+ return 0; |
12823 |
+ } |
12824 |
+diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c |
12825 |
+index 63f8b3f26fab..3ac71c4fda49 100644 |
12826 |
+--- a/kernel/auditfilter.c |
12827 |
++++ b/kernel/auditfilter.c |
12828 |
+@@ -1114,22 +1114,24 @@ int audit_rule_change(int type, int seq, void *data, size_t datasz) |
12829 |
+ int err = 0; |
12830 |
+ struct audit_entry *entry; |
12831 |
+ |
12832 |
+- entry = audit_data_to_entry(data, datasz); |
12833 |
+- if (IS_ERR(entry)) |
12834 |
+- return PTR_ERR(entry); |
12835 |
+- |
12836 |
+ switch (type) { |
12837 |
+ case AUDIT_ADD_RULE: |
12838 |
++ entry = audit_data_to_entry(data, datasz); |
12839 |
++ if (IS_ERR(entry)) |
12840 |
++ return PTR_ERR(entry); |
12841 |
+ err = audit_add_rule(entry); |
12842 |
+ audit_log_rule_change("add_rule", &entry->rule, !err); |
12843 |
+ break; |
12844 |
+ case AUDIT_DEL_RULE: |
12845 |
++ entry = audit_data_to_entry(data, datasz); |
12846 |
++ if (IS_ERR(entry)) |
12847 |
++ return PTR_ERR(entry); |
12848 |
+ err = audit_del_rule(entry); |
12849 |
+ audit_log_rule_change("remove_rule", &entry->rule, !err); |
12850 |
+ break; |
12851 |
+ default: |
12852 |
+- err = -EINVAL; |
12853 |
+ WARN_ON(1); |
12854 |
++ return -EINVAL; |
12855 |
+ } |
12856 |
+ |
12857 |
+ if (err || type == AUDIT_DEL_RULE) { |
12858 |
+diff --git a/kernel/auditsc.c b/kernel/auditsc.c |
12859 |
+index d1eab1d4a930..fa7b8047aab8 100644 |
12860 |
+--- a/kernel/auditsc.c |
12861 |
++++ b/kernel/auditsc.c |
12862 |
+@@ -840,6 +840,13 @@ static inline void audit_proctitle_free(struct audit_context *context) |
12863 |
+ context->proctitle.len = 0; |
12864 |
+ } |
12865 |
+ |
12866 |
++static inline void audit_free_module(struct audit_context *context) |
12867 |
++{ |
12868 |
++ if (context->type == AUDIT_KERN_MODULE) { |
12869 |
++ kfree(context->module.name); |
12870 |
++ context->module.name = NULL; |
12871 |
++ } |
12872 |
++} |
12873 |
+ static inline void audit_free_names(struct audit_context *context) |
12874 |
+ { |
12875 |
+ struct audit_names *n, *next; |
12876 |
+@@ -923,6 +930,7 @@ int audit_alloc(struct task_struct *tsk) |
12877 |
+ |
12878 |
+ static inline void audit_free_context(struct audit_context *context) |
12879 |
+ { |
12880 |
++ audit_free_module(context); |
12881 |
+ audit_free_names(context); |
12882 |
+ unroll_tree_refs(context, NULL, 0); |
12883 |
+ free_tree_refs(context); |
12884 |
+@@ -1266,7 +1274,6 @@ static void show_special(struct audit_context *context, int *call_panic) |
12885 |
+ audit_log_format(ab, "name="); |
12886 |
+ if (context->module.name) { |
12887 |
+ audit_log_untrustedstring(ab, context->module.name); |
12888 |
+- kfree(context->module.name); |
12889 |
+ } else |
12890 |
+ audit_log_format(ab, "(null)"); |
12891 |
+ |
12892 |
+@@ -1697,6 +1704,7 @@ void __audit_syscall_exit(int success, long return_code) |
12893 |
+ context->in_syscall = 0; |
12894 |
+ context->prio = context->state == AUDIT_RECORD_CONTEXT ? ~0ULL : 0; |
12895 |
+ |
12896 |
++ audit_free_module(context); |
12897 |
+ audit_free_names(context); |
12898 |
+ unroll_tree_refs(context, NULL, 0); |
12899 |
+ audit_free_aux(context); |
12900 |
+diff --git a/kernel/bpf/devmap.c b/kernel/bpf/devmap.c |
12901 |
+index 191b79948424..1e525d70f833 100644 |
12902 |
+--- a/kernel/bpf/devmap.c |
12903 |
++++ b/kernel/bpf/devmap.c |
12904 |
+@@ -164,6 +164,9 @@ static void dev_map_free(struct bpf_map *map) |
12905 |
+ bpf_clear_redirect_map(map); |
12906 |
+ synchronize_rcu(); |
12907 |
+ |
12908 |
++ /* Make sure prior __dev_map_entry_free() have completed. */ |
12909 |
++ rcu_barrier(); |
12910 |
++ |
12911 |
+ /* To ensure all pending flush operations have completed wait for flush |
12912 |
+ * bitmap to indicate all flush_needed bits to be zero on _all_ cpus. |
12913 |
+ * Because the above synchronize_rcu() ensures the map is disconnected |
12914 |
+diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c |
12915 |
+index 3f2b4bde0f9c..9fcf6338ea5f 100644 |
12916 |
+--- a/kernel/cgroup/cgroup.c |
12917 |
++++ b/kernel/cgroup/cgroup.c |
12918 |
+@@ -4781,9 +4781,11 @@ static void css_release_work_fn(struct work_struct *work) |
12919 |
+ if (cgroup_on_dfl(cgrp)) |
12920 |
+ cgroup_rstat_flush(cgrp); |
12921 |
+ |
12922 |
++ spin_lock_irq(&css_set_lock); |
12923 |
+ for (tcgrp = cgroup_parent(cgrp); tcgrp; |
12924 |
+ tcgrp = cgroup_parent(tcgrp)) |
12925 |
+ tcgrp->nr_dying_descendants--; |
12926 |
++ spin_unlock_irq(&css_set_lock); |
12927 |
+ |
12928 |
+ cgroup_idr_remove(&cgrp->root->cgroup_idr, cgrp->id); |
12929 |
+ cgrp->id = -1; |
12930 |
+@@ -5001,12 +5003,14 @@ static struct cgroup *cgroup_create(struct cgroup *parent) |
12931 |
+ if (ret) |
12932 |
+ goto out_psi_free; |
12933 |
+ |
12934 |
++ spin_lock_irq(&css_set_lock); |
12935 |
+ for (tcgrp = cgrp; tcgrp; tcgrp = cgroup_parent(tcgrp)) { |
12936 |
+ cgrp->ancestor_ids[tcgrp->level] = tcgrp->id; |
12937 |
+ |
12938 |
+ if (tcgrp != cgrp) |
12939 |
+ tcgrp->nr_descendants++; |
12940 |
+ } |
12941 |
++ spin_unlock_irq(&css_set_lock); |
12942 |
+ |
12943 |
+ if (notify_on_release(parent)) |
12944 |
+ set_bit(CGRP_NOTIFY_ON_RELEASE, &cgrp->flags); |
12945 |
+@@ -5291,10 +5295,12 @@ static int cgroup_destroy_locked(struct cgroup *cgrp) |
12946 |
+ if (parent && cgroup_is_threaded(cgrp)) |
12947 |
+ parent->nr_threaded_children--; |
12948 |
+ |
12949 |
++ spin_lock_irq(&css_set_lock); |
12950 |
+ for (tcgrp = cgroup_parent(cgrp); tcgrp; tcgrp = cgroup_parent(tcgrp)) { |
12951 |
+ tcgrp->nr_descendants--; |
12952 |
+ tcgrp->nr_dying_descendants++; |
12953 |
+ } |
12954 |
++ spin_unlock_irq(&css_set_lock); |
12955 |
+ |
12956 |
+ cgroup1_check_for_release(parent); |
12957 |
+ |
12958 |
+diff --git a/kernel/irq_work.c b/kernel/irq_work.c |
12959 |
+index 6b7cdf17ccf8..73288914ed5e 100644 |
12960 |
+--- a/kernel/irq_work.c |
12961 |
++++ b/kernel/irq_work.c |
12962 |
+@@ -56,61 +56,70 @@ void __weak arch_irq_work_raise(void) |
12963 |
+ */ |
12964 |
+ } |
12965 |
+ |
12966 |
+-/* |
12967 |
+- * Enqueue the irq_work @work on @cpu unless it's already pending |
12968 |
+- * somewhere. |
12969 |
+- * |
12970 |
+- * Can be re-enqueued while the callback is still in progress. |
12971 |
+- */ |
12972 |
+-bool irq_work_queue_on(struct irq_work *work, int cpu) |
12973 |
++/* Enqueue on current CPU, work must already be claimed and preempt disabled */ |
12974 |
++static void __irq_work_queue_local(struct irq_work *work) |
12975 |
+ { |
12976 |
+- /* All work should have been flushed before going offline */ |
12977 |
+- WARN_ON_ONCE(cpu_is_offline(cpu)); |
12978 |
+- |
12979 |
+-#ifdef CONFIG_SMP |
12980 |
+- |
12981 |
+- /* Arch remote IPI send/receive backend aren't NMI safe */ |
12982 |
+- WARN_ON_ONCE(in_nmi()); |
12983 |
++ /* If the work is "lazy", handle it from next tick if any */ |
12984 |
++ if (work->flags & IRQ_WORK_LAZY) { |
12985 |
++ if (llist_add(&work->llnode, this_cpu_ptr(&lazy_list)) && |
12986 |
++ tick_nohz_tick_stopped()) |
12987 |
++ arch_irq_work_raise(); |
12988 |
++ } else { |
12989 |
++ if (llist_add(&work->llnode, this_cpu_ptr(&raised_list))) |
12990 |
++ arch_irq_work_raise(); |
12991 |
++ } |
12992 |
++} |
12993 |
+ |
12994 |
++/* Enqueue the irq work @work on the current CPU */ |
12995 |
++bool irq_work_queue(struct irq_work *work) |
12996 |
++{ |
12997 |
+ /* Only queue if not already pending */ |
12998 |
+ if (!irq_work_claim(work)) |
12999 |
+ return false; |
13000 |
+ |
13001 |
+- if (llist_add(&work->llnode, &per_cpu(raised_list, cpu))) |
13002 |
+- arch_send_call_function_single_ipi(cpu); |
13003 |
+- |
13004 |
+-#else /* #ifdef CONFIG_SMP */ |
13005 |
+- irq_work_queue(work); |
13006 |
+-#endif /* #else #ifdef CONFIG_SMP */ |
13007 |
++ /* Queue the entry and raise the IPI if needed. */ |
13008 |
++ preempt_disable(); |
13009 |
++ __irq_work_queue_local(work); |
13010 |
++ preempt_enable(); |
13011 |
+ |
13012 |
+ return true; |
13013 |
+ } |
13014 |
++EXPORT_SYMBOL_GPL(irq_work_queue); |
13015 |
+ |
13016 |
+-/* Enqueue the irq work @work on the current CPU */ |
13017 |
+-bool irq_work_queue(struct irq_work *work) |
13018 |
++/* |
13019 |
++ * Enqueue the irq_work @work on @cpu unless it's already pending |
13020 |
++ * somewhere. |
13021 |
++ * |
13022 |
++ * Can be re-enqueued while the callback is still in progress. |
13023 |
++ */ |
13024 |
++bool irq_work_queue_on(struct irq_work *work, int cpu) |
13025 |
+ { |
13026 |
++#ifndef CONFIG_SMP |
13027 |
++ return irq_work_queue(work); |
13028 |
++ |
13029 |
++#else /* CONFIG_SMP: */ |
13030 |
++ /* All work should have been flushed before going offline */ |
13031 |
++ WARN_ON_ONCE(cpu_is_offline(cpu)); |
13032 |
++ |
13033 |
+ /* Only queue if not already pending */ |
13034 |
+ if (!irq_work_claim(work)) |
13035 |
+ return false; |
13036 |
+ |
13037 |
+- /* Queue the entry and raise the IPI if needed. */ |
13038 |
+ preempt_disable(); |
13039 |
+- |
13040 |
+- /* If the work is "lazy", handle it from next tick if any */ |
13041 |
+- if (work->flags & IRQ_WORK_LAZY) { |
13042 |
+- if (llist_add(&work->llnode, this_cpu_ptr(&lazy_list)) && |
13043 |
+- tick_nohz_tick_stopped()) |
13044 |
+- arch_irq_work_raise(); |
13045 |
++ if (cpu != smp_processor_id()) { |
13046 |
++ /* Arch remote IPI send/receive backend aren't NMI safe */ |
13047 |
++ WARN_ON_ONCE(in_nmi()); |
13048 |
++ if (llist_add(&work->llnode, &per_cpu(raised_list, cpu))) |
13049 |
++ arch_send_call_function_single_ipi(cpu); |
13050 |
+ } else { |
13051 |
+- if (llist_add(&work->llnode, this_cpu_ptr(&raised_list))) |
13052 |
+- arch_irq_work_raise(); |
13053 |
++ __irq_work_queue_local(work); |
13054 |
+ } |
13055 |
+- |
13056 |
+ preempt_enable(); |
13057 |
+ |
13058 |
+ return true; |
13059 |
++#endif /* CONFIG_SMP */ |
13060 |
+ } |
13061 |
+-EXPORT_SYMBOL_GPL(irq_work_queue); |
13062 |
++ |
13063 |
+ |
13064 |
+ bool irq_work_needs_cpu(void) |
13065 |
+ { |
13066 |
+diff --git a/kernel/jump_label.c b/kernel/jump_label.c |
13067 |
+index bad96b476eb6..a799b1ac6b2f 100644 |
13068 |
+--- a/kernel/jump_label.c |
13069 |
++++ b/kernel/jump_label.c |
13070 |
+@@ -206,6 +206,8 @@ static void __static_key_slow_dec_cpuslocked(struct static_key *key, |
13071 |
+ unsigned long rate_limit, |
13072 |
+ struct delayed_work *work) |
13073 |
+ { |
13074 |
++ int val; |
13075 |
++ |
13076 |
+ lockdep_assert_cpus_held(); |
13077 |
+ |
13078 |
+ /* |
13079 |
+@@ -215,17 +217,20 @@ static void __static_key_slow_dec_cpuslocked(struct static_key *key, |
13080 |
+ * returns is unbalanced, because all other static_key_slow_inc() |
13081 |
+ * instances block while the update is in progress. |
13082 |
+ */ |
13083 |
+- if (!atomic_dec_and_mutex_lock(&key->enabled, &jump_label_mutex)) { |
13084 |
+- WARN(atomic_read(&key->enabled) < 0, |
13085 |
+- "jump label: negative count!\n"); |
13086 |
++ val = atomic_fetch_add_unless(&key->enabled, -1, 1); |
13087 |
++ if (val != 1) { |
13088 |
++ WARN(val < 0, "jump label: negative count!\n"); |
13089 |
+ return; |
13090 |
+ } |
13091 |
+ |
13092 |
+- if (rate_limit) { |
13093 |
+- atomic_inc(&key->enabled); |
13094 |
+- schedule_delayed_work(work, rate_limit); |
13095 |
+- } else { |
13096 |
+- jump_label_update(key); |
13097 |
++ jump_label_lock(); |
13098 |
++ if (atomic_dec_and_test(&key->enabled)) { |
13099 |
++ if (rate_limit) { |
13100 |
++ atomic_inc(&key->enabled); |
13101 |
++ schedule_delayed_work(work, rate_limit); |
13102 |
++ } else { |
13103 |
++ jump_label_update(key); |
13104 |
++ } |
13105 |
+ } |
13106 |
+ jump_label_unlock(); |
13107 |
+ } |
13108 |
+diff --git a/kernel/module.c b/kernel/module.c |
13109 |
+index 0b9aa8ab89f0..2b2845ae983e 100644 |
13110 |
+--- a/kernel/module.c |
13111 |
++++ b/kernel/module.c |
13112 |
+@@ -1950,8 +1950,13 @@ void module_enable_ro(const struct module *mod, bool after_init) |
13113 |
+ return; |
13114 |
+ |
13115 |
+ frob_text(&mod->core_layout, set_memory_ro); |
13116 |
++ frob_text(&mod->core_layout, set_memory_x); |
13117 |
++ |
13118 |
+ frob_rodata(&mod->core_layout, set_memory_ro); |
13119 |
++ |
13120 |
+ frob_text(&mod->init_layout, set_memory_ro); |
13121 |
++ frob_text(&mod->init_layout, set_memory_x); |
13122 |
++ |
13123 |
+ frob_rodata(&mod->init_layout, set_memory_ro); |
13124 |
+ |
13125 |
+ if (after_init) |
13126 |
+diff --git a/kernel/rcu/rcuperf.c b/kernel/rcu/rcuperf.c |
13127 |
+index c29761152874..7a6890b23c5f 100644 |
13128 |
+--- a/kernel/rcu/rcuperf.c |
13129 |
++++ b/kernel/rcu/rcuperf.c |
13130 |
+@@ -494,6 +494,10 @@ rcu_perf_cleanup(void) |
13131 |
+ |
13132 |
+ if (torture_cleanup_begin()) |
13133 |
+ return; |
13134 |
++ if (!cur_ops) { |
13135 |
++ torture_cleanup_end(); |
13136 |
++ return; |
13137 |
++ } |
13138 |
+ |
13139 |
+ if (reader_tasks) { |
13140 |
+ for (i = 0; i < nrealreaders; i++) |
13141 |
+@@ -614,6 +618,7 @@ rcu_perf_init(void) |
13142 |
+ pr_cont("\n"); |
13143 |
+ WARN_ON(!IS_MODULE(CONFIG_RCU_PERF_TEST)); |
13144 |
+ firsterr = -EINVAL; |
13145 |
++ cur_ops = NULL; |
13146 |
+ goto unwind; |
13147 |
+ } |
13148 |
+ if (cur_ops->init) |
13149 |
+diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c |
13150 |
+index f14d1b18a74f..a2efe27317be 100644 |
13151 |
+--- a/kernel/rcu/rcutorture.c |
13152 |
++++ b/kernel/rcu/rcutorture.c |
13153 |
+@@ -2094,6 +2094,10 @@ rcu_torture_cleanup(void) |
13154 |
+ cur_ops->cb_barrier(); |
13155 |
+ return; |
13156 |
+ } |
13157 |
++ if (!cur_ops) { |
13158 |
++ torture_cleanup_end(); |
13159 |
++ return; |
13160 |
++ } |
13161 |
+ |
13162 |
+ rcu_torture_barrier_cleanup(); |
13163 |
+ torture_stop_kthread(rcu_torture_fwd_prog, fwd_prog_task); |
13164 |
+@@ -2267,6 +2271,7 @@ rcu_torture_init(void) |
13165 |
+ pr_cont("\n"); |
13166 |
+ WARN_ON(!IS_MODULE(CONFIG_RCU_TORTURE_TEST)); |
13167 |
+ firsterr = -EINVAL; |
13168 |
++ cur_ops = NULL; |
13169 |
+ goto unwind; |
13170 |
+ } |
13171 |
+ if (cur_ops->fqs == NULL && fqs_duration != 0) { |
13172 |
+diff --git a/kernel/sched/core.c b/kernel/sched/core.c |
13173 |
+index 4778c48a7fda..a75ad50b5e2f 100644 |
13174 |
+--- a/kernel/sched/core.c |
13175 |
++++ b/kernel/sched/core.c |
13176 |
+@@ -6559,6 +6559,8 @@ static void cpu_cgroup_attach(struct cgroup_taskset *tset) |
13177 |
+ static int cpu_shares_write_u64(struct cgroup_subsys_state *css, |
13178 |
+ struct cftype *cftype, u64 shareval) |
13179 |
+ { |
13180 |
++ if (shareval > scale_load_down(ULONG_MAX)) |
13181 |
++ shareval = MAX_SHARES; |
13182 |
+ return sched_group_set_shares(css_tg(css), scale_load(shareval)); |
13183 |
+ } |
13184 |
+ |
13185 |
+@@ -6661,8 +6663,10 @@ int tg_set_cfs_quota(struct task_group *tg, long cfs_quota_us) |
13186 |
+ period = ktime_to_ns(tg->cfs_bandwidth.period); |
13187 |
+ if (cfs_quota_us < 0) |
13188 |
+ quota = RUNTIME_INF; |
13189 |
+- else |
13190 |
++ else if ((u64)cfs_quota_us <= U64_MAX / NSEC_PER_USEC) |
13191 |
+ quota = (u64)cfs_quota_us * NSEC_PER_USEC; |
13192 |
++ else |
13193 |
++ return -EINVAL; |
13194 |
+ |
13195 |
+ return tg_set_cfs_bandwidth(tg, period, quota); |
13196 |
+ } |
13197 |
+@@ -6684,6 +6688,9 @@ int tg_set_cfs_period(struct task_group *tg, long cfs_period_us) |
13198 |
+ { |
13199 |
+ u64 quota, period; |
13200 |
+ |
13201 |
++ if ((u64)cfs_period_us > U64_MAX / NSEC_PER_USEC) |
13202 |
++ return -EINVAL; |
13203 |
++ |
13204 |
+ period = (u64)cfs_period_us * NSEC_PER_USEC; |
13205 |
+ quota = tg->cfs_bandwidth.quota; |
13206 |
+ |
13207 |
+diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c |
13208 |
+index 35f3ea375084..232491e3ed0d 100644 |
13209 |
+--- a/kernel/sched/fair.c |
13210 |
++++ b/kernel/sched/fair.c |
13211 |
+@@ -9551,22 +9551,26 @@ static inline int on_null_domain(struct rq *rq) |
13212 |
+ * - When one of the busy CPUs notice that there may be an idle rebalancing |
13213 |
+ * needed, they will kick the idle load balancer, which then does idle |
13214 |
+ * load balancing for all the idle CPUs. |
13215 |
++ * - HK_FLAG_MISC CPUs are used for this task, because HK_FLAG_SCHED not set |
13216 |
++ * anywhere yet. |
13217 |
+ */ |
13218 |
+ |
13219 |
+ static inline int find_new_ilb(void) |
13220 |
+ { |
13221 |
+- int ilb = cpumask_first(nohz.idle_cpus_mask); |
13222 |
++ int ilb; |
13223 |
+ |
13224 |
+- if (ilb < nr_cpu_ids && idle_cpu(ilb)) |
13225 |
+- return ilb; |
13226 |
++ for_each_cpu_and(ilb, nohz.idle_cpus_mask, |
13227 |
++ housekeeping_cpumask(HK_FLAG_MISC)) { |
13228 |
++ if (idle_cpu(ilb)) |
13229 |
++ return ilb; |
13230 |
++ } |
13231 |
+ |
13232 |
+ return nr_cpu_ids; |
13233 |
+ } |
13234 |
+ |
13235 |
+ /* |
13236 |
+- * Kick a CPU to do the nohz balancing, if it is time for it. We pick the |
13237 |
+- * nohz_load_balancer CPU (if there is one) otherwise fallback to any idle |
13238 |
+- * CPU (if there is one). |
13239 |
++ * Kick a CPU to do the nohz balancing, if it is time for it. We pick any |
13240 |
++ * idle CPU in the HK_FLAG_MISC housekeeping set (if there is one). |
13241 |
+ */ |
13242 |
+ static void kick_ilb(unsigned int flags) |
13243 |
+ { |
13244 |
+diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c |
13245 |
+index 90fa23d36565..1e6b909dca36 100644 |
13246 |
+--- a/kernel/sched/rt.c |
13247 |
++++ b/kernel/sched/rt.c |
13248 |
+@@ -2555,6 +2555,8 @@ int sched_group_set_rt_runtime(struct task_group *tg, long rt_runtime_us) |
13249 |
+ rt_runtime = (u64)rt_runtime_us * NSEC_PER_USEC; |
13250 |
+ if (rt_runtime_us < 0) |
13251 |
+ rt_runtime = RUNTIME_INF; |
13252 |
++ else if ((u64)rt_runtime_us > U64_MAX / NSEC_PER_USEC) |
13253 |
++ return -EINVAL; |
13254 |
+ |
13255 |
+ return tg_set_rt_bandwidth(tg, rt_period, rt_runtime); |
13256 |
+ } |
13257 |
+@@ -2575,6 +2577,9 @@ int sched_group_set_rt_period(struct task_group *tg, u64 rt_period_us) |
13258 |
+ { |
13259 |
+ u64 rt_runtime, rt_period; |
13260 |
+ |
13261 |
++ if (rt_period_us > U64_MAX / NSEC_PER_USEC) |
13262 |
++ return -EINVAL; |
13263 |
++ |
13264 |
+ rt_period = rt_period_us * NSEC_PER_USEC; |
13265 |
+ rt_runtime = tg->rt_bandwidth.rt_runtime; |
13266 |
+ |
13267 |
+diff --git a/kernel/time/time.c b/kernel/time/time.c |
13268 |
+index c3f756f8534b..86656bbac232 100644 |
13269 |
+--- a/kernel/time/time.c |
13270 |
++++ b/kernel/time/time.c |
13271 |
+@@ -171,7 +171,7 @@ int do_sys_settimeofday64(const struct timespec64 *tv, const struct timezone *tz |
13272 |
+ static int firsttime = 1; |
13273 |
+ int error = 0; |
13274 |
+ |
13275 |
+- if (tv && !timespec64_valid(tv)) |
13276 |
++ if (tv && !timespec64_valid_settod(tv)) |
13277 |
+ return -EINVAL; |
13278 |
+ |
13279 |
+ error = security_settime64(tv, tz); |
13280 |
+diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c |
13281 |
+index f986e1918d12..f136c56c2805 100644 |
13282 |
+--- a/kernel/time/timekeeping.c |
13283 |
++++ b/kernel/time/timekeeping.c |
13284 |
+@@ -1221,7 +1221,7 @@ int do_settimeofday64(const struct timespec64 *ts) |
13285 |
+ unsigned long flags; |
13286 |
+ int ret = 0; |
13287 |
+ |
13288 |
+- if (!timespec64_valid_strict(ts)) |
13289 |
++ if (!timespec64_valid_settod(ts)) |
13290 |
+ return -EINVAL; |
13291 |
+ |
13292 |
+ raw_spin_lock_irqsave(&timekeeper_lock, flags); |
13293 |
+@@ -1278,7 +1278,7 @@ static int timekeeping_inject_offset(const struct timespec64 *ts) |
13294 |
+ /* Make sure the proposed value is valid */ |
13295 |
+ tmp = timespec64_add(tk_xtime(tk), *ts); |
13296 |
+ if (timespec64_compare(&tk->wall_to_monotonic, ts) > 0 || |
13297 |
+- !timespec64_valid_strict(&tmp)) { |
13298 |
++ !timespec64_valid_settod(&tmp)) { |
13299 |
+ ret = -EINVAL; |
13300 |
+ goto error; |
13301 |
+ } |
13302 |
+@@ -1527,7 +1527,7 @@ void __init timekeeping_init(void) |
13303 |
+ unsigned long flags; |
13304 |
+ |
13305 |
+ read_persistent_wall_and_boot_offset(&wall_time, &boot_offset); |
13306 |
+- if (timespec64_valid_strict(&wall_time) && |
13307 |
++ if (timespec64_valid_settod(&wall_time) && |
13308 |
+ timespec64_to_ns(&wall_time) > 0) { |
13309 |
+ persistent_clock_exists = true; |
13310 |
+ } else if (timespec64_to_ns(&wall_time) != 0) { |
13311 |
+diff --git a/kernel/trace/trace_branch.c b/kernel/trace/trace_branch.c |
13312 |
+index 4ad967453b6f..3ea65cdff30d 100644 |
13313 |
+--- a/kernel/trace/trace_branch.c |
13314 |
++++ b/kernel/trace/trace_branch.c |
13315 |
+@@ -205,6 +205,8 @@ void trace_likely_condition(struct ftrace_likely_data *f, int val, int expect) |
13316 |
+ void ftrace_likely_update(struct ftrace_likely_data *f, int val, |
13317 |
+ int expect, int is_constant) |
13318 |
+ { |
13319 |
++ unsigned long flags = user_access_save(); |
13320 |
++ |
13321 |
+ /* A constant is always correct */ |
13322 |
+ if (is_constant) { |
13323 |
+ f->constant++; |
13324 |
+@@ -223,6 +225,8 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val, |
13325 |
+ f->data.correct++; |
13326 |
+ else |
13327 |
+ f->data.incorrect++; |
13328 |
++ |
13329 |
++ user_access_restore(flags); |
13330 |
+ } |
13331 |
+ EXPORT_SYMBOL(ftrace_likely_update); |
13332 |
+ |
13333 |
+diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c |
13334 |
+index 795aa2038377..0a200d42fa96 100644 |
13335 |
+--- a/kernel/trace/trace_events_hist.c |
13336 |
++++ b/kernel/trace/trace_events_hist.c |
13337 |
+@@ -3543,14 +3543,20 @@ static bool cond_snapshot_update(struct trace_array *tr, void *cond_data) |
13338 |
+ struct track_data *track_data = tr->cond_snapshot->cond_data; |
13339 |
+ struct hist_elt_data *elt_data, *track_elt_data; |
13340 |
+ struct snapshot_context *context = cond_data; |
13341 |
++ struct action_data *action; |
13342 |
+ u64 track_val; |
13343 |
+ |
13344 |
+ if (!track_data) |
13345 |
+ return false; |
13346 |
+ |
13347 |
++ action = track_data->action_data; |
13348 |
++ |
13349 |
+ track_val = get_track_val(track_data->hist_data, context->elt, |
13350 |
+ track_data->action_data); |
13351 |
+ |
13352 |
++ if (!action->track_data.check_val(track_data->track_val, track_val)) |
13353 |
++ return false; |
13354 |
++ |
13355 |
+ track_data->track_val = track_val; |
13356 |
+ memcpy(track_data->key, context->key, track_data->key_len); |
13357 |
+ |
13358 |
+diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c |
13359 |
+index f05802687ba4..7998affa45d4 100644 |
13360 |
+--- a/lib/kobject_uevent.c |
13361 |
++++ b/lib/kobject_uevent.c |
13362 |
+@@ -466,6 +466,13 @@ int kobject_uevent_env(struct kobject *kobj, enum kobject_action action, |
13363 |
+ int i = 0; |
13364 |
+ int retval = 0; |
13365 |
+ |
13366 |
++ /* |
13367 |
++ * Mark "remove" event done regardless of result, for some subsystems |
13368 |
++ * do not want to re-trigger "remove" event via automatic cleanup. |
13369 |
++ */ |
13370 |
++ if (action == KOBJ_REMOVE) |
13371 |
++ kobj->state_remove_uevent_sent = 1; |
13372 |
++ |
13373 |
+ pr_debug("kobject: '%s' (%p): %s\n", |
13374 |
+ kobject_name(kobj), kobj, __func__); |
13375 |
+ |
13376 |
+@@ -567,10 +574,6 @@ int kobject_uevent_env(struct kobject *kobj, enum kobject_action action, |
13377 |
+ kobj->state_add_uevent_sent = 1; |
13378 |
+ break; |
13379 |
+ |
13380 |
+- case KOBJ_REMOVE: |
13381 |
+- kobj->state_remove_uevent_sent = 1; |
13382 |
+- break; |
13383 |
+- |
13384 |
+ case KOBJ_UNBIND: |
13385 |
+ zap_modalias_env(env); |
13386 |
+ break; |
13387 |
+diff --git a/lib/sbitmap.c b/lib/sbitmap.c |
13388 |
+index 155fe38756ec..4a7fc4915dfc 100644 |
13389 |
+--- a/lib/sbitmap.c |
13390 |
++++ b/lib/sbitmap.c |
13391 |
+@@ -435,7 +435,7 @@ static void sbitmap_queue_update_wake_batch(struct sbitmap_queue *sbq, |
13392 |
+ * to ensure that the batch size is updated before the wait |
13393 |
+ * counts. |
13394 |
+ */ |
13395 |
+- smp_mb__before_atomic(); |
13396 |
++ smp_mb(); |
13397 |
+ for (i = 0; i < SBQ_WAIT_QUEUES; i++) |
13398 |
+ atomic_set(&sbq->ws[i].wait_cnt, 1); |
13399 |
+ } |
13400 |
+diff --git a/lib/strncpy_from_user.c b/lib/strncpy_from_user.c |
13401 |
+index 58eacd41526c..023ba9f3b99f 100644 |
13402 |
+--- a/lib/strncpy_from_user.c |
13403 |
++++ b/lib/strncpy_from_user.c |
13404 |
+@@ -23,10 +23,11 @@ |
13405 |
+ * hit it), 'max' is the address space maximum (and we return |
13406 |
+ * -EFAULT if we hit it). |
13407 |
+ */ |
13408 |
+-static inline long do_strncpy_from_user(char *dst, const char __user *src, long count, unsigned long max) |
13409 |
++static inline long do_strncpy_from_user(char *dst, const char __user *src, |
13410 |
++ unsigned long count, unsigned long max) |
13411 |
+ { |
13412 |
+ const struct word_at_a_time constants = WORD_AT_A_TIME_CONSTANTS; |
13413 |
+- long res = 0; |
13414 |
++ unsigned long res = 0; |
13415 |
+ |
13416 |
+ /* |
13417 |
+ * Truncate 'max' to the user-specified limit, so that |
13418 |
+diff --git a/lib/strnlen_user.c b/lib/strnlen_user.c |
13419 |
+index 1c1a1b0e38a5..7f2db3fe311f 100644 |
13420 |
+--- a/lib/strnlen_user.c |
13421 |
++++ b/lib/strnlen_user.c |
13422 |
+@@ -28,7 +28,7 @@ |
13423 |
+ static inline long do_strnlen_user(const char __user *src, unsigned long count, unsigned long max) |
13424 |
+ { |
13425 |
+ const struct word_at_a_time constants = WORD_AT_A_TIME_CONSTANTS; |
13426 |
+- long align, res = 0; |
13427 |
++ unsigned long align, res = 0; |
13428 |
+ unsigned long c; |
13429 |
+ |
13430 |
+ /* |
13431 |
+@@ -42,7 +42,7 @@ static inline long do_strnlen_user(const char __user *src, unsigned long count, |
13432 |
+ * Do everything aligned. But that means that we |
13433 |
+ * need to also expand the maximum.. |
13434 |
+ */ |
13435 |
+- align = (sizeof(long) - 1) & (unsigned long)src; |
13436 |
++ align = (sizeof(unsigned long) - 1) & (unsigned long)src; |
13437 |
+ src -= align; |
13438 |
+ max += align; |
13439 |
+ |
13440 |
+diff --git a/net/batman-adv/distributed-arp-table.c b/net/batman-adv/distributed-arp-table.c |
13441 |
+index 310a4f353008..8d290da0d596 100644 |
13442 |
+--- a/net/batman-adv/distributed-arp-table.c |
13443 |
++++ b/net/batman-adv/distributed-arp-table.c |
13444 |
+@@ -1444,7 +1444,6 @@ bool batadv_dat_snoop_incoming_arp_reply(struct batadv_priv *bat_priv, |
13445 |
+ hw_src, &ip_src, hw_dst, &ip_dst, |
13446 |
+ dat_entry->mac_addr, &dat_entry->ip); |
13447 |
+ dropped = true; |
13448 |
+- goto out; |
13449 |
+ } |
13450 |
+ |
13451 |
+ /* Update our internal cache with both the IP addresses the node got |
13452 |
+@@ -1453,6 +1452,9 @@ bool batadv_dat_snoop_incoming_arp_reply(struct batadv_priv *bat_priv, |
13453 |
+ batadv_dat_entry_add(bat_priv, ip_src, hw_src, vid); |
13454 |
+ batadv_dat_entry_add(bat_priv, ip_dst, hw_dst, vid); |
13455 |
+ |
13456 |
++ if (dropped) |
13457 |
++ goto out; |
13458 |
++ |
13459 |
+ /* If BLA is enabled, only forward ARP replies if we have claimed the |
13460 |
+ * source of the ARP reply or if no one else of the same backbone has |
13461 |
+ * already claimed that client. This prevents that different gateways |
13462 |
+diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c |
13463 |
+index 75750870cf04..f8725786b596 100644 |
13464 |
+--- a/net/batman-adv/main.c |
13465 |
++++ b/net/batman-adv/main.c |
13466 |
+@@ -161,6 +161,7 @@ int batadv_mesh_init(struct net_device *soft_iface) |
13467 |
+ spin_lock_init(&bat_priv->tt.commit_lock); |
13468 |
+ spin_lock_init(&bat_priv->gw.list_lock); |
13469 |
+ #ifdef CONFIG_BATMAN_ADV_MCAST |
13470 |
++ spin_lock_init(&bat_priv->mcast.mla_lock); |
13471 |
+ spin_lock_init(&bat_priv->mcast.want_lists_lock); |
13472 |
+ #endif |
13473 |
+ spin_lock_init(&bat_priv->tvlv.container_list_lock); |
13474 |
+diff --git a/net/batman-adv/multicast.c b/net/batman-adv/multicast.c |
13475 |
+index f91b1b6265cf..1b985ab89c08 100644 |
13476 |
+--- a/net/batman-adv/multicast.c |
13477 |
++++ b/net/batman-adv/multicast.c |
13478 |
+@@ -325,8 +325,6 @@ static void batadv_mcast_mla_list_free(struct hlist_head *mcast_list) |
13479 |
+ * translation table except the ones listed in the given mcast_list. |
13480 |
+ * |
13481 |
+ * If mcast_list is NULL then all are retracted. |
13482 |
+- * |
13483 |
+- * Do not call outside of the mcast worker! (or cancel mcast worker first) |
13484 |
+ */ |
13485 |
+ static void batadv_mcast_mla_tt_retract(struct batadv_priv *bat_priv, |
13486 |
+ struct hlist_head *mcast_list) |
13487 |
+@@ -334,8 +332,6 @@ static void batadv_mcast_mla_tt_retract(struct batadv_priv *bat_priv, |
13488 |
+ struct batadv_hw_addr *mcast_entry; |
13489 |
+ struct hlist_node *tmp; |
13490 |
+ |
13491 |
+- WARN_ON(delayed_work_pending(&bat_priv->mcast.work)); |
13492 |
+- |
13493 |
+ hlist_for_each_entry_safe(mcast_entry, tmp, &bat_priv->mcast.mla_list, |
13494 |
+ list) { |
13495 |
+ if (mcast_list && |
13496 |
+@@ -359,8 +355,6 @@ static void batadv_mcast_mla_tt_retract(struct batadv_priv *bat_priv, |
13497 |
+ * |
13498 |
+ * Adds multicast listener announcements from the given mcast_list to the |
13499 |
+ * translation table if they have not been added yet. |
13500 |
+- * |
13501 |
+- * Do not call outside of the mcast worker! (or cancel mcast worker first) |
13502 |
+ */ |
13503 |
+ static void batadv_mcast_mla_tt_add(struct batadv_priv *bat_priv, |
13504 |
+ struct hlist_head *mcast_list) |
13505 |
+@@ -368,8 +362,6 @@ static void batadv_mcast_mla_tt_add(struct batadv_priv *bat_priv, |
13506 |
+ struct batadv_hw_addr *mcast_entry; |
13507 |
+ struct hlist_node *tmp; |
13508 |
+ |
13509 |
+- WARN_ON(delayed_work_pending(&bat_priv->mcast.work)); |
13510 |
+- |
13511 |
+ if (!mcast_list) |
13512 |
+ return; |
13513 |
+ |
13514 |
+@@ -658,7 +650,10 @@ static void batadv_mcast_mla_update(struct work_struct *work) |
13515 |
+ priv_mcast = container_of(delayed_work, struct batadv_priv_mcast, work); |
13516 |
+ bat_priv = container_of(priv_mcast, struct batadv_priv, mcast); |
13517 |
+ |
13518 |
++ spin_lock(&bat_priv->mcast.mla_lock); |
13519 |
+ __batadv_mcast_mla_update(bat_priv); |
13520 |
++ spin_unlock(&bat_priv->mcast.mla_lock); |
13521 |
++ |
13522 |
+ batadv_mcast_start_timer(bat_priv); |
13523 |
+ } |
13524 |
+ |
13525 |
+diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h |
13526 |
+index a21b34ed6548..ed0f6a519de5 100644 |
13527 |
+--- a/net/batman-adv/types.h |
13528 |
++++ b/net/batman-adv/types.h |
13529 |
+@@ -1223,6 +1223,11 @@ struct batadv_priv_mcast { |
13530 |
+ /** @bridged: whether the soft interface has a bridge on top */ |
13531 |
+ unsigned char bridged:1; |
13532 |
+ |
13533 |
++ /** |
13534 |
++ * @mla_lock: a lock protecting mla_list and mla_flags |
13535 |
++ */ |
13536 |
++ spinlock_t mla_lock; |
13537 |
++ |
13538 |
+ /** |
13539 |
+ * @num_want_all_unsnoopables: number of nodes wanting unsnoopable IP |
13540 |
+ * traffic |
13541 |
+diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c |
13542 |
+index d6b2540ba7f8..f275c9905650 100644 |
13543 |
+--- a/net/bluetooth/hci_core.c |
13544 |
++++ b/net/bluetooth/hci_core.c |
13545 |
+@@ -4383,6 +4383,9 @@ void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status, |
13546 |
+ return; |
13547 |
+ } |
13548 |
+ |
13549 |
++ /* If we reach this point this event matches the last command sent */ |
13550 |
++ hci_dev_clear_flag(hdev, HCI_CMD_PENDING); |
13551 |
++ |
13552 |
+ /* If the command succeeded and there's still more commands in |
13553 |
+ * this request the request is not yet complete. |
13554 |
+ */ |
13555 |
+@@ -4493,6 +4496,8 @@ static void hci_cmd_work(struct work_struct *work) |
13556 |
+ |
13557 |
+ hdev->sent_cmd = skb_clone(skb, GFP_KERNEL); |
13558 |
+ if (hdev->sent_cmd) { |
13559 |
++ if (hci_req_status_pend(hdev)) |
13560 |
++ hci_dev_set_flag(hdev, HCI_CMD_PENDING); |
13561 |
+ atomic_dec(&hdev->cmd_cnt); |
13562 |
+ hci_send_frame(hdev, skb); |
13563 |
+ if (test_bit(HCI_RESET, &hdev->flags)) |
13564 |
+diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c |
13565 |
+index 609fd6871c5a..8b893baf9bbe 100644 |
13566 |
+--- a/net/bluetooth/hci_event.c |
13567 |
++++ b/net/bluetooth/hci_event.c |
13568 |
+@@ -3404,6 +3404,12 @@ static void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb, |
13569 |
+ hci_req_cmd_complete(hdev, *opcode, *status, req_complete, |
13570 |
+ req_complete_skb); |
13571 |
+ |
13572 |
++ if (hci_dev_test_flag(hdev, HCI_CMD_PENDING)) { |
13573 |
++ bt_dev_err(hdev, |
13574 |
++ "unexpected event for opcode 0x%4.4x", *opcode); |
13575 |
++ return; |
13576 |
++ } |
13577 |
++ |
13578 |
+ if (atomic_read(&hdev->cmd_cnt) && !skb_queue_empty(&hdev->cmd_q)) |
13579 |
+ queue_work(hdev->workqueue, &hdev->cmd_work); |
13580 |
+ } |
13581 |
+@@ -3511,6 +3517,12 @@ static void hci_cmd_status_evt(struct hci_dev *hdev, struct sk_buff *skb, |
13582 |
+ hci_req_cmd_complete(hdev, *opcode, ev->status, req_complete, |
13583 |
+ req_complete_skb); |
13584 |
+ |
13585 |
++ if (hci_dev_test_flag(hdev, HCI_CMD_PENDING)) { |
13586 |
++ bt_dev_err(hdev, |
13587 |
++ "unexpected event for opcode 0x%4.4x", *opcode); |
13588 |
++ return; |
13589 |
++ } |
13590 |
++ |
13591 |
+ if (atomic_read(&hdev->cmd_cnt) && !skb_queue_empty(&hdev->cmd_q)) |
13592 |
+ queue_work(hdev->workqueue, &hdev->cmd_work); |
13593 |
+ } |
13594 |
+diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c |
13595 |
+index ca73d36cc149..e9a95ed65491 100644 |
13596 |
+--- a/net/bluetooth/hci_request.c |
13597 |
++++ b/net/bluetooth/hci_request.c |
13598 |
+@@ -46,6 +46,11 @@ void hci_req_purge(struct hci_request *req) |
13599 |
+ skb_queue_purge(&req->cmd_q); |
13600 |
+ } |
13601 |
+ |
13602 |
++bool hci_req_status_pend(struct hci_dev *hdev) |
13603 |
++{ |
13604 |
++ return hdev->req_status == HCI_REQ_PEND; |
13605 |
++} |
13606 |
++ |
13607 |
+ static int req_run(struct hci_request *req, hci_req_complete_t complete, |
13608 |
+ hci_req_complete_skb_t complete_skb) |
13609 |
+ { |
13610 |
+diff --git a/net/bluetooth/hci_request.h b/net/bluetooth/hci_request.h |
13611 |
+index 692cc8b13368..55b2050cc9ff 100644 |
13612 |
+--- a/net/bluetooth/hci_request.h |
13613 |
++++ b/net/bluetooth/hci_request.h |
13614 |
+@@ -37,6 +37,7 @@ struct hci_request { |
13615 |
+ |
13616 |
+ void hci_req_init(struct hci_request *req, struct hci_dev *hdev); |
13617 |
+ void hci_req_purge(struct hci_request *req); |
13618 |
++bool hci_req_status_pend(struct hci_dev *hdev); |
13619 |
+ int hci_req_run(struct hci_request *req, hci_req_complete_t complete); |
13620 |
+ int hci_req_run_skb(struct hci_request *req, hci_req_complete_skb_t complete); |
13621 |
+ void hci_req_add(struct hci_request *req, u16 opcode, u32 plen, |
13622 |
+diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c |
13623 |
+index 2dbcf5d5512e..b7a9fe3d5fcb 100644 |
13624 |
+--- a/net/mac80211/mlme.c |
13625 |
++++ b/net/mac80211/mlme.c |
13626 |
+@@ -1188,9 +1188,6 @@ static void ieee80211_chswitch_work(struct work_struct *work) |
13627 |
+ goto out; |
13628 |
+ } |
13629 |
+ |
13630 |
+- /* XXX: shouldn't really modify cfg80211-owned data! */ |
13631 |
+- ifmgd->associated->channel = sdata->csa_chandef.chan; |
13632 |
+- |
13633 |
+ ifmgd->csa_waiting_bcn = true; |
13634 |
+ |
13635 |
+ ieee80211_sta_reset_beacon_monitor(sdata); |
13636 |
+diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c |
13637 |
+index d7f61b0547c6..d2715b4d2e72 100644 |
13638 |
+--- a/net/netfilter/nf_conntrack_netlink.c |
13639 |
++++ b/net/netfilter/nf_conntrack_netlink.c |
13640 |
+@@ -1254,7 +1254,7 @@ static int ctnetlink_del_conntrack(struct net *net, struct sock *ctnl, |
13641 |
+ struct nf_conntrack_tuple tuple; |
13642 |
+ struct nf_conn *ct; |
13643 |
+ struct nfgenmsg *nfmsg = nlmsg_data(nlh); |
13644 |
+- u_int8_t u3 = nfmsg->nfgen_family; |
13645 |
++ u_int8_t u3 = nfmsg->version ? nfmsg->nfgen_family : AF_UNSPEC; |
13646 |
+ struct nf_conntrack_zone zone; |
13647 |
+ int err; |
13648 |
+ |
13649 |
+diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c |
13650 |
+index 47e30a58566c..d2a7459a5da4 100644 |
13651 |
+--- a/net/wireless/nl80211.c |
13652 |
++++ b/net/wireless/nl80211.c |
13653 |
+@@ -15727,6 +15727,11 @@ void cfg80211_ch_switch_notify(struct net_device *dev, |
13654 |
+ |
13655 |
+ wdev->chandef = *chandef; |
13656 |
+ wdev->preset_chandef = *chandef; |
13657 |
++ |
13658 |
++ if (wdev->iftype == NL80211_IFTYPE_STATION && |
13659 |
++ !WARN_ON(!wdev->current_bss)) |
13660 |
++ wdev->current_bss->pub.channel = chandef->chan; |
13661 |
++ |
13662 |
+ nl80211_ch_switch_notify(rdev, dev, chandef, GFP_KERNEL, |
13663 |
+ NL80211_CMD_CH_SWITCH_NOTIFY, 0); |
13664 |
+ } |
13665 |
+diff --git a/samples/bpf/asm_goto_workaround.h b/samples/bpf/asm_goto_workaround.h |
13666 |
+index 5cd7c1d1a5d5..7409722727ca 100644 |
13667 |
+--- a/samples/bpf/asm_goto_workaround.h |
13668 |
++++ b/samples/bpf/asm_goto_workaround.h |
13669 |
+@@ -13,4 +13,5 @@ |
13670 |
+ #define asm_volatile_goto(x...) asm volatile("invalid use of asm_volatile_goto") |
13671 |
+ #endif |
13672 |
+ |
13673 |
++#define volatile(x...) volatile("") |
13674 |
+ #endif |
13675 |
+diff --git a/security/selinux/netlabel.c b/security/selinux/netlabel.c |
13676 |
+index 186e727b737b..6fd9954e1c08 100644 |
13677 |
+--- a/security/selinux/netlabel.c |
13678 |
++++ b/security/selinux/netlabel.c |
13679 |
+@@ -288,11 +288,8 @@ int selinux_netlbl_sctp_assoc_request(struct sctp_endpoint *ep, |
13680 |
+ int rc; |
13681 |
+ struct netlbl_lsm_secattr secattr; |
13682 |
+ struct sk_security_struct *sksec = ep->base.sk->sk_security; |
13683 |
+- struct sockaddr *addr; |
13684 |
+ struct sockaddr_in addr4; |
13685 |
+-#if IS_ENABLED(CONFIG_IPV6) |
13686 |
+ struct sockaddr_in6 addr6; |
13687 |
+-#endif |
13688 |
+ |
13689 |
+ if (ep->base.sk->sk_family != PF_INET && |
13690 |
+ ep->base.sk->sk_family != PF_INET6) |
13691 |
+@@ -310,16 +307,15 @@ int selinux_netlbl_sctp_assoc_request(struct sctp_endpoint *ep, |
13692 |
+ if (ip_hdr(skb)->version == 4) { |
13693 |
+ addr4.sin_family = AF_INET; |
13694 |
+ addr4.sin_addr.s_addr = ip_hdr(skb)->saddr; |
13695 |
+- addr = (struct sockaddr *)&addr4; |
13696 |
+-#if IS_ENABLED(CONFIG_IPV6) |
13697 |
+- } else { |
13698 |
++ rc = netlbl_conn_setattr(ep->base.sk, (void *)&addr4, &secattr); |
13699 |
++ } else if (IS_ENABLED(CONFIG_IPV6) && ip_hdr(skb)->version == 6) { |
13700 |
+ addr6.sin6_family = AF_INET6; |
13701 |
+ addr6.sin6_addr = ipv6_hdr(skb)->saddr; |
13702 |
+- addr = (struct sockaddr *)&addr6; |
13703 |
+-#endif |
13704 |
++ rc = netlbl_conn_setattr(ep->base.sk, (void *)&addr6, &secattr); |
13705 |
++ } else { |
13706 |
++ rc = -EAFNOSUPPORT; |
13707 |
+ } |
13708 |
+ |
13709 |
+- rc = netlbl_conn_setattr(ep->base.sk, addr, &secattr); |
13710 |
+ if (rc == 0) |
13711 |
+ sksec->nlbl_state = NLBL_LABELED; |
13712 |
+ |
13713 |
+diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c |
13714 |
+index 701a69d856f5..b20eb7fc83eb 100644 |
13715 |
+--- a/sound/pci/hda/hda_codec.c |
13716 |
++++ b/sound/pci/hda/hda_codec.c |
13717 |
+@@ -832,7 +832,13 @@ static int snd_hda_codec_dev_free(struct snd_device *device) |
13718 |
+ struct hda_codec *codec = device->device_data; |
13719 |
+ |
13720 |
+ codec->in_freeing = 1; |
13721 |
+- snd_hdac_device_unregister(&codec->core); |
13722 |
++ /* |
13723 |
++ * snd_hda_codec_device_new() is used by legacy HDA and ASoC driver. |
13724 |
++ * We can't unregister ASoC device since it will be unregistered in |
13725 |
++ * snd_hdac_ext_bus_device_remove(). |
13726 |
++ */ |
13727 |
++ if (codec->core.type == HDA_DEV_LEGACY) |
13728 |
++ snd_hdac_device_unregister(&codec->core); |
13729 |
+ codec_display_power(codec, false); |
13730 |
+ put_device(hda_codec_dev(codec)); |
13731 |
+ return 0; |
13732 |
+diff --git a/sound/soc/codecs/hdmi-codec.c b/sound/soc/codecs/hdmi-codec.c |
13733 |
+index 35df73e42cbc..fb2f0ac1f16f 100644 |
13734 |
+--- a/sound/soc/codecs/hdmi-codec.c |
13735 |
++++ b/sound/soc/codecs/hdmi-codec.c |
13736 |
+@@ -439,8 +439,12 @@ static int hdmi_codec_startup(struct snd_pcm_substream *substream, |
13737 |
+ if (!ret) { |
13738 |
+ ret = snd_pcm_hw_constraint_eld(substream->runtime, |
13739 |
+ hcp->eld); |
13740 |
+- if (ret) |
13741 |
++ if (ret) { |
13742 |
++ mutex_lock(&hcp->current_stream_lock); |
13743 |
++ hcp->current_stream = NULL; |
13744 |
++ mutex_unlock(&hcp->current_stream_lock); |
13745 |
+ return ret; |
13746 |
++ } |
13747 |
+ } |
13748 |
+ /* Select chmap supported */ |
13749 |
+ hdmi_codec_eld_chmap(hcp); |
13750 |
+diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c |
13751 |
+index 981f88a5f615..a04a7cedd99d 100644 |
13752 |
+--- a/sound/soc/codecs/wcd9335.c |
13753 |
++++ b/sound/soc/codecs/wcd9335.c |
13754 |
+@@ -5188,6 +5188,7 @@ static int wcd9335_slim_status(struct slim_device *sdev, |
13755 |
+ |
13756 |
+ wcd->slim = sdev; |
13757 |
+ wcd->slim_ifc_dev = of_slim_get_device(sdev->ctrl, ifc_dev_np); |
13758 |
++ of_node_put(ifc_dev_np); |
13759 |
+ if (!wcd->slim_ifc_dev) { |
13760 |
+ dev_err(dev, "Unable to get SLIM Interface device\n"); |
13761 |
+ return -EINVAL; |
13762 |
+diff --git a/sound/soc/fsl/Kconfig b/sound/soc/fsl/Kconfig |
13763 |
+index 7b1d9970be8b..1f65cf555ebe 100644 |
13764 |
+--- a/sound/soc/fsl/Kconfig |
13765 |
++++ b/sound/soc/fsl/Kconfig |
13766 |
+@@ -182,16 +182,17 @@ config SND_MPC52xx_SOC_EFIKA |
13767 |
+ |
13768 |
+ endif # SND_POWERPC_SOC |
13769 |
+ |
13770 |
++config SND_SOC_IMX_PCM_FIQ |
13771 |
++ tristate |
13772 |
++ default y if SND_SOC_IMX_SSI=y && (SND_SOC_FSL_SSI=m || SND_SOC_FSL_SPDIF=m) && (MXC_TZIC || MXC_AVIC) |
13773 |
++ select FIQ |
13774 |
++ |
13775 |
+ if SND_IMX_SOC |
13776 |
+ |
13777 |
+ config SND_SOC_IMX_SSI |
13778 |
+ tristate |
13779 |
+ select SND_SOC_FSL_UTILS |
13780 |
+ |
13781 |
+-config SND_SOC_IMX_PCM_FIQ |
13782 |
+- tristate |
13783 |
+- select FIQ |
13784 |
+- |
13785 |
+ comment "SoC Audio support for Freescale i.MX boards:" |
13786 |
+ |
13787 |
+ config SND_MXC_SOC_WM1133_EV1 |
13788 |
+diff --git a/sound/soc/fsl/eukrea-tlv320.c b/sound/soc/fsl/eukrea-tlv320.c |
13789 |
+index 191426a6d9ad..30a3d68b5c03 100644 |
13790 |
+--- a/sound/soc/fsl/eukrea-tlv320.c |
13791 |
++++ b/sound/soc/fsl/eukrea-tlv320.c |
13792 |
+@@ -118,13 +118,13 @@ static int eukrea_tlv320_probe(struct platform_device *pdev) |
13793 |
+ if (ret) { |
13794 |
+ dev_err(&pdev->dev, |
13795 |
+ "fsl,mux-int-port node missing or invalid.\n"); |
13796 |
+- return ret; |
13797 |
++ goto err; |
13798 |
+ } |
13799 |
+ ret = of_property_read_u32(np, "fsl,mux-ext-port", &ext_port); |
13800 |
+ if (ret) { |
13801 |
+ dev_err(&pdev->dev, |
13802 |
+ "fsl,mux-ext-port node missing or invalid.\n"); |
13803 |
+- return ret; |
13804 |
++ goto err; |
13805 |
+ } |
13806 |
+ |
13807 |
+ /* |
13808 |
+diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c |
13809 |
+index db9e0872f73d..7549b74e464e 100644 |
13810 |
+--- a/sound/soc/fsl/fsl_sai.c |
13811 |
++++ b/sound/soc/fsl/fsl_sai.c |
13812 |
+@@ -268,12 +268,14 @@ static int fsl_sai_set_dai_fmt_tr(struct snd_soc_dai *cpu_dai, |
13813 |
+ case SND_SOC_DAIFMT_CBS_CFS: |
13814 |
+ val_cr2 |= FSL_SAI_CR2_BCD_MSTR; |
13815 |
+ val_cr4 |= FSL_SAI_CR4_FSD_MSTR; |
13816 |
++ sai->is_slave_mode = false; |
13817 |
+ break; |
13818 |
+ case SND_SOC_DAIFMT_CBM_CFM: |
13819 |
+ sai->is_slave_mode = true; |
13820 |
+ break; |
13821 |
+ case SND_SOC_DAIFMT_CBS_CFM: |
13822 |
+ val_cr2 |= FSL_SAI_CR2_BCD_MSTR; |
13823 |
++ sai->is_slave_mode = false; |
13824 |
+ break; |
13825 |
+ case SND_SOC_DAIFMT_CBM_CFS: |
13826 |
+ val_cr4 |= FSL_SAI_CR4_FSD_MSTR; |
13827 |
+diff --git a/sound/soc/fsl/fsl_utils.c b/sound/soc/fsl/fsl_utils.c |
13828 |
+index 9981668ab590..040d06b89f00 100644 |
13829 |
+--- a/sound/soc/fsl/fsl_utils.c |
13830 |
++++ b/sound/soc/fsl/fsl_utils.c |
13831 |
+@@ -71,6 +71,7 @@ int fsl_asoc_get_dma_channel(struct device_node *ssi_np, |
13832 |
+ iprop = of_get_property(dma_np, "cell-index", NULL); |
13833 |
+ if (!iprop) { |
13834 |
+ of_node_put(dma_np); |
13835 |
++ of_node_put(dma_channel_np); |
13836 |
+ return -EINVAL; |
13837 |
+ } |
13838 |
+ *dma_id = be32_to_cpup(iprop); |
13839 |
+diff --git a/sound/soc/intel/boards/kbl_da7219_max98357a.c b/sound/soc/intel/boards/kbl_da7219_max98357a.c |
13840 |
+index 38f6ab74709d..07491a0f8fb8 100644 |
13841 |
+--- a/sound/soc/intel/boards/kbl_da7219_max98357a.c |
13842 |
++++ b/sound/soc/intel/boards/kbl_da7219_max98357a.c |
13843 |
+@@ -188,7 +188,7 @@ static int kabylake_da7219_codec_init(struct snd_soc_pcm_runtime *rtd) |
13844 |
+ |
13845 |
+ jack = &ctx->kabylake_headset; |
13846 |
+ |
13847 |
+- snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_MEDIA); |
13848 |
++ snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); |
13849 |
+ snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP); |
13850 |
+ snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN); |
13851 |
+ snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND); |
13852 |
+diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c |
13853 |
+index 46e3ab0fced4..fe99b02bbf17 100644 |
13854 |
+--- a/sound/soc/soc-core.c |
13855 |
++++ b/sound/soc/soc-core.c |
13856 |
+@@ -2828,10 +2828,21 @@ EXPORT_SYMBOL_GPL(snd_soc_register_card); |
13857 |
+ |
13858 |
+ static void snd_soc_unbind_card(struct snd_soc_card *card, bool unregister) |
13859 |
+ { |
13860 |
++ struct snd_soc_pcm_runtime *rtd; |
13861 |
++ int order; |
13862 |
++ |
13863 |
+ if (card->instantiated) { |
13864 |
+ card->instantiated = false; |
13865 |
+ snd_soc_dapm_shutdown(card); |
13866 |
+ snd_soc_flush_all_delayed_work(card); |
13867 |
++ |
13868 |
++ /* remove all components used by DAI links on this card */ |
13869 |
++ for_each_comp_order(order) { |
13870 |
++ for_each_card_rtds(card, rtd) { |
13871 |
++ soc_remove_link_components(card, rtd, order); |
13872 |
++ } |
13873 |
++ } |
13874 |
++ |
13875 |
+ soc_cleanup_card_resources(card); |
13876 |
+ if (!unregister) |
13877 |
+ list_add(&card->list, &unbind_card_list); |
13878 |
+diff --git a/sound/soc/ti/Kconfig b/sound/soc/ti/Kconfig |
13879 |
+index 4bf3c15d4e51..ee7c202c69b7 100644 |
13880 |
+--- a/sound/soc/ti/Kconfig |
13881 |
++++ b/sound/soc/ti/Kconfig |
13882 |
+@@ -21,8 +21,8 @@ config SND_SOC_DAVINCI_ASP |
13883 |
+ |
13884 |
+ config SND_SOC_DAVINCI_MCASP |
13885 |
+ tristate "Multichannel Audio Serial Port (McASP) support" |
13886 |
+- select SND_SOC_TI_EDMA_PCM if TI_EDMA |
13887 |
+- select SND_SOC_TI_SDMA_PCM if DMA_OMAP |
13888 |
++ select SND_SOC_TI_EDMA_PCM |
13889 |
++ select SND_SOC_TI_SDMA_PCM |
13890 |
+ help |
13891 |
+ Say Y or M here if you want to have support for McASP IP found in |
13892 |
+ various Texas Instruments SoCs like: |
13893 |
+diff --git a/sound/soc/ti/davinci-mcasp.c b/sound/soc/ti/davinci-mcasp.c |
13894 |
+index a3a67a8f0f54..9fbc759fdefe 100644 |
13895 |
+--- a/sound/soc/ti/davinci-mcasp.c |
13896 |
++++ b/sound/soc/ti/davinci-mcasp.c |
13897 |
+@@ -45,6 +45,7 @@ |
13898 |
+ |
13899 |
+ #define MCASP_MAX_AFIFO_DEPTH 64 |
13900 |
+ |
13901 |
++#ifdef CONFIG_PM |
13902 |
+ static u32 context_regs[] = { |
13903 |
+ DAVINCI_MCASP_TXFMCTL_REG, |
13904 |
+ DAVINCI_MCASP_RXFMCTL_REG, |
13905 |
+@@ -68,6 +69,7 @@ struct davinci_mcasp_context { |
13906 |
+ u32 *xrsr_regs; /* for serializer configuration */ |
13907 |
+ bool pm_state; |
13908 |
+ }; |
13909 |
++#endif |
13910 |
+ |
13911 |
+ struct davinci_mcasp_ruledata { |
13912 |
+ struct davinci_mcasp *mcasp; |
13913 |
+diff --git a/tools/bpf/bpftool/.gitignore b/tools/bpf/bpftool/.gitignore |
13914 |
+index 67167e44b726..8248b8dd89d4 100644 |
13915 |
+--- a/tools/bpf/bpftool/.gitignore |
13916 |
++++ b/tools/bpf/bpftool/.gitignore |
13917 |
+@@ -1,5 +1,5 @@ |
13918 |
+ *.d |
13919 |
+-bpftool |
13920 |
++/bpftool |
13921 |
+ bpftool*.8 |
13922 |
+ bpf-helpers.* |
13923 |
+ FEATURE-DUMP.bpftool |
13924 |
+diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c |
13925 |
+index 9cd015574e83..d82edadf7589 100644 |
13926 |
+--- a/tools/lib/bpf/bpf.c |
13927 |
++++ b/tools/lib/bpf/bpf.c |
13928 |
+@@ -46,6 +46,8 @@ |
13929 |
+ # define __NR_bpf 349 |
13930 |
+ # elif defined(__s390__) |
13931 |
+ # define __NR_bpf 351 |
13932 |
++# elif defined(__arc__) |
13933 |
++# define __NR_bpf 280 |
13934 |
+ # else |
13935 |
+ # error __NR_bpf not defined. libbpf does not support your arch. |
13936 |
+ # endif |
13937 |
+diff --git a/tools/lib/bpf/bpf.h b/tools/lib/bpf/bpf.h |
13938 |
+index 6ffdd79bea89..6dc1f418034f 100644 |
13939 |
+--- a/tools/lib/bpf/bpf.h |
13940 |
++++ b/tools/lib/bpf/bpf.h |
13941 |
+@@ -26,6 +26,7 @@ |
13942 |
+ #include <linux/bpf.h> |
13943 |
+ #include <stdbool.h> |
13944 |
+ #include <stddef.h> |
13945 |
++#include <stdint.h> |
13946 |
+ |
13947 |
+ #ifdef __cplusplus |
13948 |
+ extern "C" { |
13949 |
+diff --git a/tools/lib/bpf/xsk.c b/tools/lib/bpf/xsk.c |
13950 |
+index 8d0078b65486..af5f310ecca1 100644 |
13951 |
+--- a/tools/lib/bpf/xsk.c |
13952 |
++++ b/tools/lib/bpf/xsk.c |
13953 |
+@@ -248,8 +248,7 @@ int xsk_umem__create(struct xsk_umem **umem_ptr, void *umem_area, __u64 size, |
13954 |
+ return 0; |
13955 |
+ |
13956 |
+ out_mmap: |
13957 |
+- munmap(umem->fill, |
13958 |
+- off.fr.desc + umem->config.fill_size * sizeof(__u64)); |
13959 |
++ munmap(map, off.fr.desc + umem->config.fill_size * sizeof(__u64)); |
13960 |
+ out_socket: |
13961 |
+ close(umem->fd); |
13962 |
+ out_umem_alloc: |
13963 |
+@@ -523,11 +522,11 @@ int xsk_socket__create(struct xsk_socket **xsk_ptr, const char *ifname, |
13964 |
+ struct xsk_ring_cons *rx, struct xsk_ring_prod *tx, |
13965 |
+ const struct xsk_socket_config *usr_config) |
13966 |
+ { |
13967 |
++ void *rx_map = NULL, *tx_map = NULL; |
13968 |
+ struct sockaddr_xdp sxdp = {}; |
13969 |
+ struct xdp_mmap_offsets off; |
13970 |
+ struct xsk_socket *xsk; |
13971 |
+ socklen_t optlen; |
13972 |
+- void *map; |
13973 |
+ int err; |
13974 |
+ |
13975 |
+ if (!umem || !xsk_ptr || !rx || !tx) |
13976 |
+@@ -593,40 +592,40 @@ int xsk_socket__create(struct xsk_socket **xsk_ptr, const char *ifname, |
13977 |
+ } |
13978 |
+ |
13979 |
+ if (rx) { |
13980 |
+- map = xsk_mmap(NULL, off.rx.desc + |
13981 |
+- xsk->config.rx_size * sizeof(struct xdp_desc), |
13982 |
+- PROT_READ | PROT_WRITE, |
13983 |
+- MAP_SHARED | MAP_POPULATE, |
13984 |
+- xsk->fd, XDP_PGOFF_RX_RING); |
13985 |
+- if (map == MAP_FAILED) { |
13986 |
++ rx_map = xsk_mmap(NULL, off.rx.desc + |
13987 |
++ xsk->config.rx_size * sizeof(struct xdp_desc), |
13988 |
++ PROT_READ | PROT_WRITE, |
13989 |
++ MAP_SHARED | MAP_POPULATE, |
13990 |
++ xsk->fd, XDP_PGOFF_RX_RING); |
13991 |
++ if (rx_map == MAP_FAILED) { |
13992 |
+ err = -errno; |
13993 |
+ goto out_socket; |
13994 |
+ } |
13995 |
+ |
13996 |
+ rx->mask = xsk->config.rx_size - 1; |
13997 |
+ rx->size = xsk->config.rx_size; |
13998 |
+- rx->producer = map + off.rx.producer; |
13999 |
+- rx->consumer = map + off.rx.consumer; |
14000 |
+- rx->ring = map + off.rx.desc; |
14001 |
++ rx->producer = rx_map + off.rx.producer; |
14002 |
++ rx->consumer = rx_map + off.rx.consumer; |
14003 |
++ rx->ring = rx_map + off.rx.desc; |
14004 |
+ } |
14005 |
+ xsk->rx = rx; |
14006 |
+ |
14007 |
+ if (tx) { |
14008 |
+- map = xsk_mmap(NULL, off.tx.desc + |
14009 |
+- xsk->config.tx_size * sizeof(struct xdp_desc), |
14010 |
+- PROT_READ | PROT_WRITE, |
14011 |
+- MAP_SHARED | MAP_POPULATE, |
14012 |
+- xsk->fd, XDP_PGOFF_TX_RING); |
14013 |
+- if (map == MAP_FAILED) { |
14014 |
++ tx_map = xsk_mmap(NULL, off.tx.desc + |
14015 |
++ xsk->config.tx_size * sizeof(struct xdp_desc), |
14016 |
++ PROT_READ | PROT_WRITE, |
14017 |
++ MAP_SHARED | MAP_POPULATE, |
14018 |
++ xsk->fd, XDP_PGOFF_TX_RING); |
14019 |
++ if (tx_map == MAP_FAILED) { |
14020 |
+ err = -errno; |
14021 |
+ goto out_mmap_rx; |
14022 |
+ } |
14023 |
+ |
14024 |
+ tx->mask = xsk->config.tx_size - 1; |
14025 |
+ tx->size = xsk->config.tx_size; |
14026 |
+- tx->producer = map + off.tx.producer; |
14027 |
+- tx->consumer = map + off.tx.consumer; |
14028 |
+- tx->ring = map + off.tx.desc; |
14029 |
++ tx->producer = tx_map + off.tx.producer; |
14030 |
++ tx->consumer = tx_map + off.tx.consumer; |
14031 |
++ tx->ring = tx_map + off.tx.desc; |
14032 |
+ tx->cached_cons = xsk->config.tx_size; |
14033 |
+ } |
14034 |
+ xsk->tx = tx; |
14035 |
+@@ -653,13 +652,11 @@ int xsk_socket__create(struct xsk_socket **xsk_ptr, const char *ifname, |
14036 |
+ |
14037 |
+ out_mmap_tx: |
14038 |
+ if (tx) |
14039 |
+- munmap(xsk->tx, |
14040 |
+- off.tx.desc + |
14041 |
++ munmap(tx_map, off.tx.desc + |
14042 |
+ xsk->config.tx_size * sizeof(struct xdp_desc)); |
14043 |
+ out_mmap_rx: |
14044 |
+ if (rx) |
14045 |
+- munmap(xsk->rx, |
14046 |
+- off.rx.desc + |
14047 |
++ munmap(rx_map, off.rx.desc + |
14048 |
+ xsk->config.rx_size * sizeof(struct xdp_desc)); |
14049 |
+ out_socket: |
14050 |
+ if (--umem->refcount) |
14051 |
+@@ -684,10 +681,12 @@ int xsk_umem__delete(struct xsk_umem *umem) |
14052 |
+ optlen = sizeof(off); |
14053 |
+ err = getsockopt(umem->fd, SOL_XDP, XDP_MMAP_OFFSETS, &off, &optlen); |
14054 |
+ if (!err) { |
14055 |
+- munmap(umem->fill->ring, |
14056 |
+- off.fr.desc + umem->config.fill_size * sizeof(__u64)); |
14057 |
+- munmap(umem->comp->ring, |
14058 |
+- off.cr.desc + umem->config.comp_size * sizeof(__u64)); |
14059 |
++ (void)munmap(umem->fill->ring - off.fr.desc, |
14060 |
++ off.fr.desc + |
14061 |
++ umem->config.fill_size * sizeof(__u64)); |
14062 |
++ (void)munmap(umem->comp->ring - off.cr.desc, |
14063 |
++ off.cr.desc + |
14064 |
++ umem->config.comp_size * sizeof(__u64)); |
14065 |
+ } |
14066 |
+ |
14067 |
+ close(umem->fd); |
14068 |
+@@ -698,6 +697,7 @@ int xsk_umem__delete(struct xsk_umem *umem) |
14069 |
+ |
14070 |
+ void xsk_socket__delete(struct xsk_socket *xsk) |
14071 |
+ { |
14072 |
++ size_t desc_sz = sizeof(struct xdp_desc); |
14073 |
+ struct xdp_mmap_offsets off; |
14074 |
+ socklen_t optlen; |
14075 |
+ int err; |
14076 |
+@@ -710,14 +710,17 @@ void xsk_socket__delete(struct xsk_socket *xsk) |
14077 |
+ optlen = sizeof(off); |
14078 |
+ err = getsockopt(xsk->fd, SOL_XDP, XDP_MMAP_OFFSETS, &off, &optlen); |
14079 |
+ if (!err) { |
14080 |
+- if (xsk->rx) |
14081 |
+- munmap(xsk->rx->ring, |
14082 |
+- off.rx.desc + |
14083 |
+- xsk->config.rx_size * sizeof(struct xdp_desc)); |
14084 |
+- if (xsk->tx) |
14085 |
+- munmap(xsk->tx->ring, |
14086 |
+- off.tx.desc + |
14087 |
+- xsk->config.tx_size * sizeof(struct xdp_desc)); |
14088 |
++ if (xsk->rx) { |
14089 |
++ (void)munmap(xsk->rx->ring - off.rx.desc, |
14090 |
++ off.rx.desc + |
14091 |
++ xsk->config.rx_size * desc_sz); |
14092 |
++ } |
14093 |
++ if (xsk->tx) { |
14094 |
++ (void)munmap(xsk->tx->ring - off.tx.desc, |
14095 |
++ off.tx.desc + |
14096 |
++ xsk->config.tx_size * desc_sz); |
14097 |
++ } |
14098 |
++ |
14099 |
+ } |
14100 |
+ |
14101 |
+ xsk->umem->refcount--; |
14102 |
+diff --git a/tools/testing/selftests/bpf/test_libbpf_open.c b/tools/testing/selftests/bpf/test_libbpf_open.c |
14103 |
+index 65cbd30704b5..9e9db202d218 100644 |
14104 |
+--- a/tools/testing/selftests/bpf/test_libbpf_open.c |
14105 |
++++ b/tools/testing/selftests/bpf/test_libbpf_open.c |
14106 |
+@@ -11,6 +11,8 @@ static const char *__doc__ = |
14107 |
+ #include <bpf/libbpf.h> |
14108 |
+ #include <getopt.h> |
14109 |
+ |
14110 |
++#include "bpf_rlimit.h" |
14111 |
++ |
14112 |
+ static const struct option long_options[] = { |
14113 |
+ {"help", no_argument, NULL, 'h' }, |
14114 |
+ {"debug", no_argument, NULL, 'D' }, |
14115 |
+diff --git a/tools/testing/selftests/bpf/trace_helpers.c b/tools/testing/selftests/bpf/trace_helpers.c |
14116 |
+index 4cdb63bf0521..9a9fc6c9b70b 100644 |
14117 |
+--- a/tools/testing/selftests/bpf/trace_helpers.c |
14118 |
++++ b/tools/testing/selftests/bpf/trace_helpers.c |
14119 |
+@@ -52,6 +52,10 @@ struct ksym *ksym_search(long key) |
14120 |
+ int start = 0, end = sym_cnt; |
14121 |
+ int result; |
14122 |
+ |
14123 |
++ /* kallsyms not loaded. return NULL */ |
14124 |
++ if (sym_cnt <= 0) |
14125 |
++ return NULL; |
14126 |
++ |
14127 |
+ while (start < end) { |
14128 |
+ size_t mid = start + (end - start) / 2; |
14129 |
+ |
14130 |
+diff --git a/tools/testing/selftests/cgroup/test_memcontrol.c b/tools/testing/selftests/cgroup/test_memcontrol.c |
14131 |
+index 28d321ba311b..6f339882a6ca 100644 |
14132 |
+--- a/tools/testing/selftests/cgroup/test_memcontrol.c |
14133 |
++++ b/tools/testing/selftests/cgroup/test_memcontrol.c |
14134 |
+@@ -26,7 +26,7 @@ |
14135 |
+ */ |
14136 |
+ static int test_memcg_subtree_control(const char *root) |
14137 |
+ { |
14138 |
+- char *parent, *child, *parent2, *child2; |
14139 |
++ char *parent, *child, *parent2 = NULL, *child2 = NULL; |
14140 |
+ int ret = KSFT_FAIL; |
14141 |
+ char buf[PAGE_SIZE]; |
14142 |
+ |
14143 |
+@@ -34,50 +34,54 @@ static int test_memcg_subtree_control(const char *root) |
14144 |
+ parent = cg_name(root, "memcg_test_0"); |
14145 |
+ child = cg_name(root, "memcg_test_0/memcg_test_1"); |
14146 |
+ if (!parent || !child) |
14147 |
+- goto cleanup; |
14148 |
++ goto cleanup_free; |
14149 |
+ |
14150 |
+ if (cg_create(parent)) |
14151 |
+- goto cleanup; |
14152 |
++ goto cleanup_free; |
14153 |
+ |
14154 |
+ if (cg_write(parent, "cgroup.subtree_control", "+memory")) |
14155 |
+- goto cleanup; |
14156 |
++ goto cleanup_parent; |
14157 |
+ |
14158 |
+ if (cg_create(child)) |
14159 |
+- goto cleanup; |
14160 |
++ goto cleanup_parent; |
14161 |
+ |
14162 |
+ if (cg_read_strstr(child, "cgroup.controllers", "memory")) |
14163 |
+- goto cleanup; |
14164 |
++ goto cleanup_child; |
14165 |
+ |
14166 |
+ /* Create two nested cgroups without enabling memory controller */ |
14167 |
+ parent2 = cg_name(root, "memcg_test_1"); |
14168 |
+ child2 = cg_name(root, "memcg_test_1/memcg_test_1"); |
14169 |
+ if (!parent2 || !child2) |
14170 |
+- goto cleanup; |
14171 |
++ goto cleanup_free2; |
14172 |
+ |
14173 |
+ if (cg_create(parent2)) |
14174 |
+- goto cleanup; |
14175 |
++ goto cleanup_free2; |
14176 |
+ |
14177 |
+ if (cg_create(child2)) |
14178 |
+- goto cleanup; |
14179 |
++ goto cleanup_parent2; |
14180 |
+ |
14181 |
+ if (cg_read(child2, "cgroup.controllers", buf, sizeof(buf))) |
14182 |
+- goto cleanup; |
14183 |
++ goto cleanup_all; |
14184 |
+ |
14185 |
+ if (!cg_read_strstr(child2, "cgroup.controllers", "memory")) |
14186 |
+- goto cleanup; |
14187 |
++ goto cleanup_all; |
14188 |
+ |
14189 |
+ ret = KSFT_PASS; |
14190 |
+ |
14191 |
+-cleanup: |
14192 |
+- cg_destroy(child); |
14193 |
+- cg_destroy(parent); |
14194 |
+- free(parent); |
14195 |
+- free(child); |
14196 |
+- |
14197 |
++cleanup_all: |
14198 |
+ cg_destroy(child2); |
14199 |
++cleanup_parent2: |
14200 |
+ cg_destroy(parent2); |
14201 |
++cleanup_free2: |
14202 |
+ free(parent2); |
14203 |
+ free(child2); |
14204 |
++cleanup_child: |
14205 |
++ cg_destroy(child); |
14206 |
++cleanup_parent: |
14207 |
++ cg_destroy(parent); |
14208 |
++cleanup_free: |
14209 |
++ free(parent); |
14210 |
++ free(child); |
14211 |
+ |
14212 |
+ return ret; |
14213 |
+ } |
14214 |
+diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c |
14215 |
+index 001aeda4c154..3972a9564c76 100644 |
14216 |
+--- a/virt/kvm/eventfd.c |
14217 |
++++ b/virt/kvm/eventfd.c |
14218 |
+@@ -44,6 +44,12 @@ |
14219 |
+ |
14220 |
+ static struct workqueue_struct *irqfd_cleanup_wq; |
14221 |
+ |
14222 |
++bool __attribute__((weak)) |
14223 |
++kvm_arch_irqfd_allowed(struct kvm *kvm, struct kvm_irqfd *args) |
14224 |
++{ |
14225 |
++ return true; |
14226 |
++} |
14227 |
++ |
14228 |
+ static void |
14229 |
+ irqfd_inject(struct work_struct *work) |
14230 |
+ { |
14231 |
+@@ -297,6 +303,9 @@ kvm_irqfd_assign(struct kvm *kvm, struct kvm_irqfd *args) |
14232 |
+ if (!kvm_arch_intc_initialized(kvm)) |
14233 |
+ return -EAGAIN; |
14234 |
+ |
14235 |
++ if (!kvm_arch_irqfd_allowed(kvm, args)) |
14236 |
++ return -EINVAL; |
14237 |
++ |
14238 |
+ irqfd = kzalloc(sizeof(*irqfd), GFP_KERNEL_ACCOUNT); |
14239 |
+ if (!irqfd) |
14240 |
+ return -ENOMEM; |