[gentoo-commits] proj/linux-patches:3.14 commit in: /

[Mike Pagano]

commit:     9520ccf34cc83fdca92b5e074b70bc680ab46054
Author:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Mon Sep 21 17:24:59 2015 +0000
Commit:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Mon Sep 21 17:24:59 2015 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=9520ccf3

Linux patch 3.14.53

 0000_README              |   4 +
 1052_linux-3.14.53.patch | 940 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 944 insertions(+)

diff --git a/0000_README b/0000_README
index 97affdb..3ba7817 100644
--- a/0000_README
+++ b/0000_README
@@ -250,6 +250,10 @@ Patch:  1051_linux-3.14.52.patch
 From:   http://www.kernel.org
 Desc:   Linux 3.14.52
 
+Patch:  1052_linux-3.14.53.patch
+From:   http://www.kernel.org
+Desc:   Linux 3.14.53
+
 Patch:  1500_XATTR_USER_PREFIX.patch
 From:   https://bugs.gentoo.org/show_bug.cgi?id=470644
 Desc:   Support for namespace user.pax.* on tmpfs.

diff --git a/1052_linux-3.14.53.patch b/1052_linux-3.14.53.patch
new file mode 100644
index 0000000..857b37d
--- /dev/null
+++ b/1052_linux-3.14.53.patch
@@ -0,0 +1,940 @@
+diff --git a/Documentation/ABI/testing/configfs-usb-gadget-loopback b/Documentation/ABI/testing/configfs-usb-gadget-loopback
+index 9aae5bfb9908..06beefbcf061 100644
+--- a/Documentation/ABI/testing/configfs-usb-gadget-loopback
++++ b/Documentation/ABI/testing/configfs-usb-gadget-loopback
+@@ -5,4 +5,4 @@ Description:
+ 		The attributes:
+ 
+ 		qlen		- depth of loopback queue
+-		bulk_buflen	- buffer length
++		buflen		- buffer length
+diff --git a/Documentation/ABI/testing/configfs-usb-gadget-sourcesink b/Documentation/ABI/testing/configfs-usb-gadget-sourcesink
+index 29477c319f61..bc7ff731aa0c 100644
+--- a/Documentation/ABI/testing/configfs-usb-gadget-sourcesink
++++ b/Documentation/ABI/testing/configfs-usb-gadget-sourcesink
+@@ -9,4 +9,4 @@ Description:
+ 		isoc_maxpacket	- 0 - 1023 (fs), 0 - 1024 (hs/ss)
+ 		isoc_mult	- 0..2 (hs/ss only)
+ 		isoc_maxburst	- 0..15 (ss only)
+-		qlen		- buffer length
++		buflen		- buffer length
+diff --git a/Makefile b/Makefile
+index 3a5d4316c4c7..86d227774ae6 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 3
+ PATCHLEVEL = 14
+-SUBLEVEL = 52
++SUBLEVEL = 53
+ EXTRAVERSION =
+ NAME = Remembering Coco
+ 
+diff --git a/arch/arm/mach-omap2/clockdomains7xx_data.c b/arch/arm/mach-omap2/clockdomains7xx_data.c
+index 57d5df0c1fbd..7581e036bda6 100644
+--- a/arch/arm/mach-omap2/clockdomains7xx_data.c
++++ b/arch/arm/mach-omap2/clockdomains7xx_data.c
+@@ -331,7 +331,7 @@ static struct clockdomain l4per2_7xx_clkdm = {
+ 	.dep_bit	  = DRA7XX_L4PER2_STATDEP_SHIFT,
+ 	.wkdep_srcs	  = l4per2_wkup_sleep_deps,
+ 	.sleepdep_srcs	  = l4per2_wkup_sleep_deps,
+-	.flags		  = CLKDM_CAN_HWSUP_SWSUP,
++	.flags		  = CLKDM_CAN_SWSUP,
+ };
+ 
+ static struct clockdomain mpu0_7xx_clkdm = {
+diff --git a/arch/x86/crypto/ghash-clmulni-intel_glue.c b/arch/x86/crypto/ghash-clmulni-intel_glue.c
+index a8d6f69f92a3..4bcf841e4701 100644
+--- a/arch/x86/crypto/ghash-clmulni-intel_glue.c
++++ b/arch/x86/crypto/ghash-clmulni-intel_glue.c
+@@ -291,6 +291,7 @@ static struct ahash_alg ghash_async_alg = {
+ 			.cra_name		= "ghash",
+ 			.cra_driver_name	= "ghash-clmulni",
+ 			.cra_priority		= 400,
++			.cra_ctxsize		= sizeof(struct ghash_async_ctx),
+ 			.cra_flags		= CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ 			.cra_blocksize		= GHASH_BLOCK_SIZE,
+ 			.cra_type		= &crypto_ahash_type,
+diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
+index aa0779372e3d..dba56fb5e383 100644
+--- a/arch/x86/kvm/mmu.c
++++ b/arch/x86/kvm/mmu.c
+@@ -381,12 +381,6 @@ static u64 __get_spte_lockless(u64 *sptep)
+ {
+ 	return ACCESS_ONCE(*sptep);
+ }
+-
+-static bool __check_direct_spte_mmio_pf(u64 spte)
+-{
+-	/* It is valid if the spte is zapped. */
+-	return spte == 0ull;
+-}
+ #else
+ union split_spte {
+ 	struct {
+@@ -502,23 +496,6 @@ retry:
+ 
+ 	return spte.spte;
+ }
+-
+-static bool __check_direct_spte_mmio_pf(u64 spte)
+-{
+-	union split_spte sspte = (union split_spte)spte;
+-	u32 high_mmio_mask = shadow_mmio_mask >> 32;
+-
+-	/* It is valid if the spte is zapped. */
+-	if (spte == 0ull)
+-		return true;
+-
+-	/* It is valid if the spte is being zapped. */
+-	if (sspte.spte_low == 0ull &&
+-	    (sspte.spte_high & high_mmio_mask) == high_mmio_mask)
+-		return true;
+-
+-	return false;
+-}
+ #endif
+ 
+ static bool spte_is_locklessly_modifiable(u64 spte)
+@@ -3215,21 +3192,6 @@ static bool quickly_check_mmio_pf(struct kvm_vcpu *vcpu, u64 addr, bool direct)
+ 	return vcpu_match_mmio_gva(vcpu, addr);
+ }
+ 
+-
+-/*
+- * On direct hosts, the last spte is only allows two states
+- * for mmio page fault:
+- *   - It is the mmio spte
+- *   - It is zapped or it is being zapped.
+- *
+- * This function completely checks the spte when the last spte
+- * is not the mmio spte.
+- */
+-static bool check_direct_spte_mmio_pf(u64 spte)
+-{
+-	return __check_direct_spte_mmio_pf(spte);
+-}
+-
+ static u64 walk_shadow_page_get_mmio_spte(struct kvm_vcpu *vcpu, u64 addr)
+ {
+ 	struct kvm_shadow_walk_iterator iterator;
+@@ -3272,13 +3234,6 @@ int handle_mmio_page_fault_common(struct kvm_vcpu *vcpu, u64 addr, bool direct)
+ 	}
+ 
+ 	/*
+-	 * It's ok if the gva is remapped by other cpus on shadow guest,
+-	 * it's a BUG if the gfn is not a mmio page.
+-	 */
+-	if (direct && !check_direct_spte_mmio_pf(spte))
+-		return RET_MMIO_PF_BUG;
+-
+-	/*
+ 	 * If the page table is zapped by other cpus, let CPU fault again on
+ 	 * the address.
+ 	 */
+diff --git a/arch/xtensa/include/asm/traps.h b/arch/xtensa/include/asm/traps.h
+index 677bfcf4ee5d..28f33a8b7f5f 100644
+--- a/arch/xtensa/include/asm/traps.h
++++ b/arch/xtensa/include/asm/traps.h
+@@ -25,30 +25,39 @@ static inline void spill_registers(void)
+ {
+ #if XCHAL_NUM_AREGS > 16
+ 	__asm__ __volatile__ (
+-		"	call12	1f\n"
++		"	call8	1f\n"
+ 		"	_j	2f\n"
+ 		"	retw\n"
+ 		"	.align	4\n"
+ 		"1:\n"
++#if XCHAL_NUM_AREGS == 32
++		"	_entry	a1, 32\n"
++		"	addi	a8, a0, 3\n"
++		"	_entry	a1, 16\n"
++		"	mov	a12, a12\n"
++		"	retw\n"
++#else
+ 		"	_entry	a1, 48\n"
+-		"	addi	a12, a0, 3\n"
+-#if XCHAL_NUM_AREGS > 32
+-		"	.rept	(" __stringify(XCHAL_NUM_AREGS) " - 32) / 12\n"
++		"	call12	1f\n"
++		"	retw\n"
++		"	.align	4\n"
++		"1:\n"
++		"	.rept	(" __stringify(XCHAL_NUM_AREGS) " - 16) / 12\n"
+ 		"	_entry	a1, 48\n"
+ 		"	mov	a12, a0\n"
+ 		"	.endr\n"
+-#endif
+-		"	_entry	a1, 48\n"
++		"	_entry	a1, 16\n"
+ #if XCHAL_NUM_AREGS % 12 == 0
+-		"	mov	a8, a8\n"
+-#elif XCHAL_NUM_AREGS % 12 == 4
+ 		"	mov	a12, a12\n"
+-#elif XCHAL_NUM_AREGS % 12 == 8
++#elif XCHAL_NUM_AREGS % 12 == 4
+ 		"	mov	a4, a4\n"
++#elif XCHAL_NUM_AREGS % 12 == 8
++		"	mov	a8, a8\n"
+ #endif
+ 		"	retw\n"
++#endif
+ 		"2:\n"
+-		: : : "a12", "a13", "memory");
++		: : : "a8", "a9", "memory");
+ #else
+ 	__asm__ __volatile__ (
+ 		"	mov	a12, a12\n"
+diff --git a/arch/xtensa/kernel/entry.S b/arch/xtensa/kernel/entry.S
+index a06b7efaae82..cf8a354fa628 100644
+--- a/arch/xtensa/kernel/entry.S
++++ b/arch/xtensa/kernel/entry.S
+@@ -568,12 +568,13 @@ user_exception_exit:
+ 	 *	 (if we have restored WSBITS-1 frames).
+ 	 */
+ 
++2:
+ #if XCHAL_HAVE_THREADPTR
+ 	l32i	a3, a1, PT_THREADPTR
+ 	wur	a3, threadptr
+ #endif
+ 
+-2:	j	common_exception_exit
++	j	common_exception_exit
+ 
+ 	/* This is the kernel exception exit.
+ 	 * We avoided to do a MOVSP when we entered the exception, but we
+@@ -1792,7 +1793,7 @@ ENDPROC(system_call)
+ 	mov	a12, a0
+ 	.endr
+ #endif
+-	_entry	a1, 48
++	_entry	a1, 16
+ #if XCHAL_NUM_AREGS % 12 == 0
+ 	mov	a8, a8
+ #elif XCHAL_NUM_AREGS % 12 == 4
+@@ -1816,7 +1817,7 @@ ENDPROC(system_call)
+ 
+ ENTRY(_switch_to)
+ 
+-	entry	a1, 16
++	entry	a1, 48
+ 
+ 	mov	a11, a3			# and 'next' (a3)
+ 
+diff --git a/drivers/auxdisplay/ks0108.c b/drivers/auxdisplay/ks0108.c
+index 5b93852392b8..0d752851a1ee 100644
+--- a/drivers/auxdisplay/ks0108.c
++++ b/drivers/auxdisplay/ks0108.c
+@@ -139,6 +139,7 @@ static int __init ks0108_init(void)
+ 
+ 	ks0108_pardevice = parport_register_device(ks0108_parport, KS0108_NAME,
+ 		NULL, NULL, NULL, PARPORT_DEV_EXCL, NULL);
++	parport_put_port(ks0108_parport);
+ 	if (ks0108_pardevice == NULL) {
+ 		printk(KERN_ERR KS0108_NAME ": ERROR: "
+ 			"parport didn't register new device\n");
+diff --git a/drivers/base/devres.c b/drivers/base/devres.c
+index 545c4de412c3..cbe0b58bab3c 100644
+--- a/drivers/base/devres.c
++++ b/drivers/base/devres.c
+@@ -297,10 +297,10 @@ void * devres_get(struct device *dev, void *new_res,
+ 	if (!dr) {
+ 		add_dr(dev, &new_dr->node);
+ 		dr = new_dr;
+-		new_dr = NULL;
++		new_res = NULL;
+ 	}
+ 	spin_unlock_irqrestore(&dev->devres_lock, flags);
+-	devres_free(new_dr);
++	devres_free(new_res);
+ 
+ 	return dr->data;
+ }
+diff --git a/drivers/base/platform.c b/drivers/base/platform.c
+index 9dbf4ef2b2a3..57d8f671d1f6 100644
+--- a/drivers/base/platform.c
++++ b/drivers/base/platform.c
+@@ -354,9 +354,7 @@ int platform_device_add(struct platform_device *pdev)
+ 
+ 	while (--i >= 0) {
+ 		struct resource *r = &pdev->resource[i];
+-		unsigned long type = resource_type(r);
+-
+-		if (type == IORESOURCE_MEM || type == IORESOURCE_IO)
++		if (r->parent)
+ 			release_resource(r);
+ 	}
+ 
+@@ -387,9 +385,7 @@ void platform_device_del(struct platform_device *pdev)
+ 
+ 		for (i = 0; i < pdev->num_resources; i++) {
+ 			struct resource *r = &pdev->resource[i];
+-			unsigned long type = resource_type(r);
+-
+-			if (type == IORESOURCE_MEM || type == IORESOURCE_IO)
++			if (r->parent)
+ 				release_resource(r);
+ 		}
+ 	}
+diff --git a/drivers/clk/versatile/clk-sp810.c b/drivers/clk/versatile/clk-sp810.c
+index c6e86a9a2aa3..5122ef25f595 100644
+--- a/drivers/clk/versatile/clk-sp810.c
++++ b/drivers/clk/versatile/clk-sp810.c
+@@ -128,8 +128,8 @@ static struct clk *clk_sp810_timerclken_of_get(struct of_phandle_args *clkspec,
+ {
+ 	struct clk_sp810 *sp810 = data;
+ 
+-	if (WARN_ON(clkspec->args_count != 1 || clkspec->args[0] >
+-			ARRAY_SIZE(sp810->timerclken)))
++	if (WARN_ON(clkspec->args_count != 1 ||
++		    clkspec->args[0] >=	ARRAY_SIZE(sp810->timerclken)))
+ 		return NULL;
+ 
+ 	return sp810->timerclken[clkspec->args[0]].clk;
+diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
+index c39c414c7751..8e3267a8bd4f 100644
+--- a/drivers/gpu/drm/qxl/qxl_display.c
++++ b/drivers/gpu/drm/qxl/qxl_display.c
+@@ -136,9 +136,35 @@ static int qxl_add_monitors_config_modes(struct drm_connector *connector,
+ 	*pwidth = head->width;
+ 	*pheight = head->height;
+ 	drm_mode_probed_add(connector, mode);
++	/* remember the last custom size for mode validation */
++	qdev->monitors_config_width = mode->hdisplay;
++	qdev->monitors_config_height = mode->vdisplay;
+ 	return 1;
+ }
+ 
++static struct mode_size {
++	int w;
++	int h;
++} common_modes[] = {
++	{ 640,  480},
++	{ 720,  480},
++	{ 800,  600},
++	{ 848,  480},
++	{1024,  768},
++	{1152,  768},
++	{1280,  720},
++	{1280,  800},
++	{1280,  854},
++	{1280,  960},
++	{1280, 1024},
++	{1440,  900},
++	{1400, 1050},
++	{1680, 1050},
++	{1600, 1200},
++	{1920, 1080},
++	{1920, 1200}
++};
++
+ static int qxl_add_common_modes(struct drm_connector *connector,
+                                 unsigned pwidth,
+                                 unsigned pheight)
+@@ -146,29 +172,6 @@ static int qxl_add_common_modes(struct drm_connector *connector,
+ 	struct drm_device *dev = connector->dev;
+ 	struct drm_display_mode *mode = NULL;
+ 	int i;
+-	struct mode_size {
+-		int w;
+-		int h;
+-	} common_modes[] = {
+-		{ 640,  480},
+-		{ 720,  480},
+-		{ 800,  600},
+-		{ 848,  480},
+-		{1024,  768},
+-		{1152,  768},
+-		{1280,  720},
+-		{1280,  800},
+-		{1280,  854},
+-		{1280,  960},
+-		{1280, 1024},
+-		{1440,  900},
+-		{1400, 1050},
+-		{1680, 1050},
+-		{1600, 1200},
+-		{1920, 1080},
+-		{1920, 1200}
+-	};
+-
+ 	for (i = 0; i < ARRAY_SIZE(common_modes); i++) {
+ 		mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h,
+ 				    60, false, false, false);
+@@ -753,11 +756,22 @@ static int qxl_conn_get_modes(struct drm_connector *connector)
+ static int qxl_conn_mode_valid(struct drm_connector *connector,
+ 			       struct drm_display_mode *mode)
+ {
++	struct drm_device *ddev = connector->dev;
++	struct qxl_device *qdev = ddev->dev_private;
++	int i;
++
+ 	/* TODO: is this called for user defined modes? (xrandr --add-mode)
+ 	 * TODO: check that the mode fits in the framebuffer */
+-	DRM_DEBUG("%s: %dx%d status=%d\n", mode->name, mode->hdisplay,
+-		  mode->vdisplay, mode->status);
+-	return MODE_OK;
++
++	if(qdev->monitors_config_width == mode->hdisplay &&
++	   qdev->monitors_config_height == mode->vdisplay)
++		return MODE_OK;
++
++	for (i = 0; i < ARRAY_SIZE(common_modes); i++) {
++		if (common_modes[i].w == mode->hdisplay && common_modes[i].h == mode->vdisplay)
++			return MODE_OK;
++	}
++	return MODE_BAD;
+ }
+ 
+ static struct drm_encoder *qxl_best_encoder(struct drm_connector *connector)
+diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h
+index 36ed40ba773f..8aa077ca8244 100644
+--- a/drivers/gpu/drm/qxl/qxl_drv.h
++++ b/drivers/gpu/drm/qxl/qxl_drv.h
+@@ -325,6 +325,8 @@ struct qxl_device {
+ 	struct work_struct fb_work;
+ 
+ 	struct drm_property *hotplug_mode_update_property;
++	int monitors_config_width;
++	int monitors_config_height;
+ };
+ 
+ /* forward declaration for QXL_INFO_IO */
+diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
+index 4d36b9e86275..17ae621dbdab 100644
+--- a/drivers/gpu/drm/radeon/radeon_connectors.c
++++ b/drivers/gpu/drm/radeon/radeon_connectors.c
+@@ -71,6 +71,11 @@ void radeon_connector_hotplug(struct drm_connector *connector)
+ 			if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
+ 				drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
+ 			} else if (radeon_dp_needs_link_train(radeon_connector)) {
++				/* Don't try to start link training before we
++				 * have the dpcd */
++				if (!radeon_dp_getdpcd(radeon_connector))
++					return;
++
+ 				/* set it to OFF so that drm_helper_connector_dpms()
+ 				 * won't return immediately since the current state
+ 				 * is ON at this point.
+diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
+index 617c47f9ebe6..deabd2c8772d 100644
+--- a/drivers/hid/usbhid/hid-core.c
++++ b/drivers/hid/usbhid/hid-core.c
+@@ -180,7 +180,7 @@ static void hid_io_error(struct hid_device *hid)
+ 	if (time_after(jiffies, usbhid->stop_retry)) {
+ 
+ 		/* Retries failed, so do a port reset unless we lack bandwidth*/
+-		if (test_bit(HID_NO_BANDWIDTH, &usbhid->iofl)
++		if (!test_bit(HID_NO_BANDWIDTH, &usbhid->iofl)
+ 		     && !test_and_set_bit(HID_RESET_PENDING, &usbhid->iofl)) {
+ 
+ 			schedule_work(&usbhid->reset_work);
+diff --git a/drivers/iio/gyro/Kconfig b/drivers/iio/gyro/Kconfig
+index ac2d69e34c8c..6f64c5cc5387 100644
+--- a/drivers/iio/gyro/Kconfig
++++ b/drivers/iio/gyro/Kconfig
+@@ -93,7 +93,8 @@ config IIO_ST_GYRO_SPI_3AXIS
+ config ITG3200
+ 	tristate "InvenSense ITG3200 Digital 3-Axis Gyroscope I2C driver"
+ 	depends on I2C
+-	select IIO_TRIGGERED_BUFFER if IIO_BUFFER
++	select IIO_BUFFER
++	select IIO_TRIGGERED_BUFFER
+ 	help
+ 	  Say yes here to add support for the InvenSense ITG3200 digital
+ 	  3-axis gyroscope sensor.
+diff --git a/drivers/iio/imu/adis16480.c b/drivers/iio/imu/adis16480.c
+index dd4206cac62d..5e1b117d4e3b 100644
+--- a/drivers/iio/imu/adis16480.c
++++ b/drivers/iio/imu/adis16480.c
+@@ -110,6 +110,10 @@
+ struct adis16480_chip_info {
+ 	unsigned int num_channels;
+ 	const struct iio_chan_spec *channels;
++	unsigned int gyro_max_val;
++	unsigned int gyro_max_scale;
++	unsigned int accel_max_val;
++	unsigned int accel_max_scale;
+ };
+ 
+ struct adis16480 {
+@@ -533,19 +537,21 @@ static int adis16480_set_filter_freq(struct iio_dev *indio_dev,
+ static int adis16480_read_raw(struct iio_dev *indio_dev,
+ 	const struct iio_chan_spec *chan, int *val, int *val2, long info)
+ {
++	struct adis16480 *st = iio_priv(indio_dev);
++
+ 	switch (info) {
+ 	case IIO_CHAN_INFO_RAW:
+ 		return adis_single_conversion(indio_dev, chan, 0, val);
+ 	case IIO_CHAN_INFO_SCALE:
+ 		switch (chan->type) {
+ 		case IIO_ANGL_VEL:
+-			*val = 0;
+-			*val2 = IIO_DEGREE_TO_RAD(20000); /* 0.02 degree/sec */
+-			return IIO_VAL_INT_PLUS_MICRO;
++			*val = st->chip_info->gyro_max_scale;
++			*val2 = st->chip_info->gyro_max_val;
++			return IIO_VAL_FRACTIONAL;
+ 		case IIO_ACCEL:
+-			*val = 0;
+-			*val2 = IIO_G_TO_M_S_2(800); /* 0.8 mg */
+-			return IIO_VAL_INT_PLUS_MICRO;
++			*val = st->chip_info->accel_max_scale;
++			*val2 = st->chip_info->accel_max_val;
++			return IIO_VAL_FRACTIONAL;
+ 		case IIO_MAGN:
+ 			*val = 0;
+ 			*val2 = 100; /* 0.0001 gauss */
+@@ -702,18 +708,39 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
+ 	[ADIS16375] = {
+ 		.channels = adis16485_channels,
+ 		.num_channels = ARRAY_SIZE(adis16485_channels),
++		/*
++		 * storing the value in rad/degree and the scale in degree
++		 * gives us the result in rad and better precession than
++		 * storing the scale directly in rad.
++		 */
++		.gyro_max_val = IIO_RAD_TO_DEGREE(22887),
++		.gyro_max_scale = 300,
++		.accel_max_val = IIO_M_S_2_TO_G(21973),
++		.accel_max_scale = 18,
+ 	},
+ 	[ADIS16480] = {
+ 		.channels = adis16480_channels,
+ 		.num_channels = ARRAY_SIZE(adis16480_channels),
++		.gyro_max_val = IIO_RAD_TO_DEGREE(22500),
++		.gyro_max_scale = 450,
++		.accel_max_val = IIO_M_S_2_TO_G(12500),
++		.accel_max_scale = 5,
+ 	},
+ 	[ADIS16485] = {
+ 		.channels = adis16485_channels,
+ 		.num_channels = ARRAY_SIZE(adis16485_channels),
++		.gyro_max_val = IIO_RAD_TO_DEGREE(22500),
++		.gyro_max_scale = 450,
++		.accel_max_val = IIO_M_S_2_TO_G(20000),
++		.accel_max_scale = 5,
+ 	},
+ 	[ADIS16488] = {
+ 		.channels = adis16480_channels,
+ 		.num_channels = ARRAY_SIZE(adis16480_channels),
++		.gyro_max_val = IIO_RAD_TO_DEGREE(22500),
++		.gyro_max_scale = 450,
++		.accel_max_val = IIO_M_S_2_TO_G(22500),
++		.accel_max_scale = 18,
+ 	},
+ };
+ 
+diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c
+index 0f1d9b2ccdfa..37b52bd44f86 100644
+--- a/drivers/iio/industrialio-buffer.c
++++ b/drivers/iio/industrialio-buffer.c
+@@ -96,7 +96,7 @@ unsigned int iio_buffer_poll(struct file *filp,
+ 	struct iio_buffer *rb = indio_dev->buffer;
+ 
+ 	if (!indio_dev->info)
+-		return -ENODEV;
++		return 0;
+ 
+ 	poll_wait(filp, &rb->pollq, wait);
+ 	if (iio_buffer_data_available(rb))
+diff --git a/drivers/iio/industrialio-event.c b/drivers/iio/industrialio-event.c
+index f9360f497ed4..05b59941c400 100644
+--- a/drivers/iio/industrialio-event.c
++++ b/drivers/iio/industrialio-event.c
+@@ -83,7 +83,7 @@ static unsigned int iio_event_poll(struct file *filep,
+ 	unsigned int events = 0;
+ 
+ 	if (!indio_dev->info)
+-		return -ENODEV;
++		return events;
+ 
+ 	poll_wait(filep, &ev_int->wait, wait);
+ 
+diff --git a/drivers/of/address.c b/drivers/of/address.c
+index 005c65715846..9eae613c2a52 100644
+--- a/drivers/of/address.c
++++ b/drivers/of/address.c
+@@ -704,10 +704,10 @@ struct device_node *of_find_matching_node_by_address(struct device_node *from,
+ 	struct resource res;
+ 
+ 	while (dn) {
+-		if (of_address_to_resource(dn, 0, &res))
+-			continue;
+-		if (res.start == base_address)
++		if (!of_address_to_resource(dn, 0, &res) &&
++		    res.start == base_address)
+ 			return dn;
++
+ 		dn = of_find_matching_node(dn, matches);
+ 	}
+ 
+diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
+index 27abeb40dfab..2afa4803280f 100644
+--- a/drivers/pci/quirks.c
++++ b/drivers/pci/quirks.c
+@@ -2790,12 +2790,15 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x3c28, vtd_mask_spec_errors);
+ 
+ static void fixup_ti816x_class(struct pci_dev *dev)
+ {
++	u32 class = dev->class;
++
+ 	/* TI 816x devices do not have class code set when in PCIe boot mode */
+-	dev_info(&dev->dev, "Setting PCI class for 816x PCIe device\n");
+-	dev->class = PCI_CLASS_MULTIMEDIA_VIDEO;
++	dev->class = PCI_CLASS_MULTIMEDIA_VIDEO << 8;
++	dev_info(&dev->dev, "PCI class overridden (%#08x -> %#08x)\n",
++		 class, dev->class);
+ }
+ DECLARE_PCI_FIXUP_CLASS_EARLY(PCI_VENDOR_ID_TI, 0xb800,
+-				 PCI_CLASS_NOT_DEFINED, 0, fixup_ti816x_class);
++			      PCI_CLASS_NOT_DEFINED, 0, fixup_ti816x_class);
+ 
+ /* Some PCIe devices do not work reliably with the claimed maximum
+  * payload size supported.
+diff --git a/drivers/s390/char/sclp_early.c b/drivers/s390/char/sclp_early.c
+index 82f2c389b4d1..b334f68ebe46 100644
+--- a/drivers/s390/char/sclp_early.c
++++ b/drivers/s390/char/sclp_early.c
+@@ -7,6 +7,7 @@
+ #define KMSG_COMPONENT "sclp_early"
+ #define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+ 
++#include <linux/errno.h>
+ #include <asm/ctl_reg.h>
+ #include <asm/sclp.h>
+ #include <asm/ipl.h>
+diff --git a/drivers/staging/comedi/drivers/adl_pci7x3x.c b/drivers/staging/comedi/drivers/adl_pci7x3x.c
+index 6f622b4de698..927edd130ce9 100644
+--- a/drivers/staging/comedi/drivers/adl_pci7x3x.c
++++ b/drivers/staging/comedi/drivers/adl_pci7x3x.c
+@@ -113,8 +113,20 @@ static int adl_pci7x3x_do_insn_bits(struct comedi_device *dev,
+ {
+ 	unsigned long reg = (unsigned long)s->private;
+ 
+-	if (comedi_dio_update_state(s, data))
+-		outl(s->state, dev->iobase + reg);
++	if (comedi_dio_update_state(s, data)) {
++		unsigned int val = s->state;
++
++		if (s->n_chan == 16) {
++			/*
++			 * It seems the PCI-7230 needs the 16-bit DO state
++			 * to be shifted left by 16 bits before being written
++			 * to the 32-bit register.  Set the value in both
++			 * halves of the register to be sure.
++			 */
++			val |= val << 16;
++		}
++		outl(val, dev->iobase + reg);
++	}
+ 
+ 	data[1] = s->state;
+ 
+diff --git a/drivers/tty/serial/8250/8250_pnp.c b/drivers/tty/serial/8250/8250_pnp.c
+index 682a2fbe5c06..2b22cc1e57a2 100644
+--- a/drivers/tty/serial/8250/8250_pnp.c
++++ b/drivers/tty/serial/8250/8250_pnp.c
+@@ -364,6 +364,11 @@ static const struct pnp_device_id pnp_dev_table[] = {
+ 	/* Winbond CIR port, should not be probed. We should keep track
+ 	   of it to prevent the legacy serial driver from probing it */
+ 	{	"WEC1022",		CIR_PORT	},
++	/*
++	 * SMSC IrCC SIR/FIR port, should not be probed by serial driver
++	 * as well so its own driver can bind to it.
++	 */
++	{	"SMCF010",		CIR_PORT	},
+ 	{	"",			0	}
+ };
+ 
+diff --git a/drivers/tty/vt/consolemap.c b/drivers/tty/vt/consolemap.c
+index 2978ca596a7f..0e75d2a76511 100644
+--- a/drivers/tty/vt/consolemap.c
++++ b/drivers/tty/vt/consolemap.c
+@@ -540,6 +540,12 @@ int con_set_unimap(struct vc_data *vc, ushort ct, struct unipair __user *list)
+ 
+ 	/* Save original vc_unipagdir_loc in case we allocate a new one */
+ 	p = (struct uni_pagedir *)*vc->vc_uni_pagedir_loc;
++
++	if (!p) {
++		err = -EINVAL;
++
++		goto out_unlock;
++	}
+ 	if (p->readonly) {
+ 		console_unlock();
+ 		return -EIO;
+@@ -633,6 +639,7 @@ int con_set_unimap(struct vc_data *vc, ushort ct, struct unipair __user *list)
+ 		set_inverse_transl(vc, p, i); /* Update inverse translations */
+ 	set_inverse_trans_unicode(vc, p);
+ 
++out_unlock:
+ 	console_unlock();
+ 	return err;
+ }
+diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
+index a05fc58d9b60..965c9ac85d6f 100644
+--- a/drivers/usb/dwc3/ep0.c
++++ b/drivers/usb/dwc3/ep0.c
+@@ -793,6 +793,11 @@ static void dwc3_ep0_complete_data(struct dwc3 *dwc,
+ 		unsigned maxp = ep0->endpoint.maxpacket;
+ 
+ 		transfer_size += (maxp - (transfer_size % maxp));
++
++		/* Maximum of DWC3_EP0_BOUNCE_SIZE can only be received */
++		if (transfer_size > DWC3_EP0_BOUNCE_SIZE)
++			transfer_size = DWC3_EP0_BOUNCE_SIZE;
++
+ 		transferred = min_t(u32, ur->length,
+ 				transfer_size - length);
+ 		memcpy(ur->buf, dwc->ep0_bounce, transferred);
+@@ -905,11 +910,14 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc,
+ 			return;
+ 		}
+ 
+-		WARN_ON(req->request.length > DWC3_EP0_BOUNCE_SIZE);
+-
+ 		maxpacket = dep->endpoint.maxpacket;
+ 		transfer_size = roundup(req->request.length, maxpacket);
+ 
++		if (transfer_size > DWC3_EP0_BOUNCE_SIZE) {
++			dev_WARN(dwc->dev, "bounce buf can't handle req len\n");
++			transfer_size = DWC3_EP0_BOUNCE_SIZE;
++		}
++
+ 		dwc->ep0_bounced = true;
+ 
+ 		/*
+diff --git a/drivers/usb/host/ehci-sysfs.c b/drivers/usb/host/ehci-sysfs.c
+index f6459dfb6f54..94054dad7710 100644
+--- a/drivers/usb/host/ehci-sysfs.c
++++ b/drivers/usb/host/ehci-sysfs.c
+@@ -29,7 +29,7 @@ static ssize_t show_companion(struct device *dev,
+ 	int			count = PAGE_SIZE;
+ 	char			*ptr = buf;
+ 
+-	ehci = hcd_to_ehci(bus_to_hcd(dev_get_drvdata(dev)));
++	ehci = hcd_to_ehci(dev_get_drvdata(dev));
+ 	nports = HCS_N_PORTS(ehci->hcs_params);
+ 
+ 	for (index = 0; index < nports; ++index) {
+@@ -54,7 +54,7 @@ static ssize_t store_companion(struct device *dev,
+ 	struct ehci_hcd		*ehci;
+ 	int			portnum, new_owner;
+ 
+-	ehci = hcd_to_ehci(bus_to_hcd(dev_get_drvdata(dev)));
++	ehci = hcd_to_ehci(dev_get_drvdata(dev));
+ 	new_owner = PORT_OWNER;		/* Owned by companion */
+ 	if (sscanf(buf, "%d", &portnum) != 1)
+ 		return -EINVAL;
+@@ -85,7 +85,7 @@ static ssize_t show_uframe_periodic_max(struct device *dev,
+ 	struct ehci_hcd		*ehci;
+ 	int			n;
+ 
+-	ehci = hcd_to_ehci(bus_to_hcd(dev_get_drvdata(dev)));
++	ehci = hcd_to_ehci(dev_get_drvdata(dev));
+ 	n = scnprintf(buf, PAGE_SIZE, "%d\n", ehci->uframe_periodic_max);
+ 	return n;
+ }
+@@ -101,7 +101,7 @@ static ssize_t store_uframe_periodic_max(struct device *dev,
+ 	unsigned long		flags;
+ 	ssize_t			ret;
+ 
+-	ehci = hcd_to_ehci(bus_to_hcd(dev_get_drvdata(dev)));
++	ehci = hcd_to_ehci(dev_get_drvdata(dev));
+ 	if (kstrtouint(buf, 0, &uframe_periodic_max) < 0)
+ 		return -EINVAL;
+ 
+diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
+index bc77ea7cde48..7fb81dbbdc8d 100644
+--- a/drivers/usb/serial/ftdi_sio.c
++++ b/drivers/usb/serial/ftdi_sio.c
+@@ -618,6 +618,10 @@ static const struct usb_device_id id_table_combined[] = {
+ 	{ USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLXM_PID),
+ 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ 	{ USB_DEVICE(FTDI_VID, FTDI_SYNAPSE_SS200_PID) },
++	{ USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX_PID) },
++	{ USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2_PID) },
++	{ USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2WI_PID) },
++	{ USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX3_PID) },
+ 	/*
+ 	 * ELV devices:
+ 	 */
+diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
+index 792e054126de..2943b97b2a83 100644
+--- a/drivers/usb/serial/ftdi_sio_ids.h
++++ b/drivers/usb/serial/ftdi_sio_ids.h
+@@ -568,6 +568,14 @@
+  */
+ #define FTDI_SYNAPSE_SS200_PID 0x9090 /* SS200 - SNAP Stick 200 */
+ 
++/*
++ * CustomWare / ShipModul NMEA multiplexers product ids (FTDI_VID)
++ */
++#define FTDI_CUSTOMWARE_MINIPLEX_PID	0xfd48	/* MiniPlex first generation NMEA Multiplexer */
++#define FTDI_CUSTOMWARE_MINIPLEX2_PID	0xfd49	/* MiniPlex-USB and MiniPlex-2 series */
++#define FTDI_CUSTOMWARE_MINIPLEX2WI_PID	0xfd4a	/* MiniPlex-2Wi */
++#define FTDI_CUSTOMWARE_MINIPLEX3_PID	0xfd4b	/* MiniPlex-3 series */
++
+ 
+ /********************************/
+ /** third-party VID/PID combos **/
+diff --git a/drivers/usb/serial/symbolserial.c b/drivers/usb/serial/symbolserial.c
+index 9fa7dd413e83..5e5e88209eeb 100644
+--- a/drivers/usb/serial/symbolserial.c
++++ b/drivers/usb/serial/symbolserial.c
+@@ -96,7 +96,7 @@ exit:
+ 
+ static int symbol_open(struct tty_struct *tty, struct usb_serial_port *port)
+ {
+-	struct symbol_private *priv = usb_get_serial_data(port->serial);
++	struct symbol_private *priv = usb_get_serial_port_data(port);
+ 	unsigned long flags;
+ 	int result = 0;
+ 
+@@ -122,7 +122,7 @@ static void symbol_close(struct usb_serial_port *port)
+ static void symbol_throttle(struct tty_struct *tty)
+ {
+ 	struct usb_serial_port *port = tty->driver_data;
+-	struct symbol_private *priv = usb_get_serial_data(port->serial);
++	struct symbol_private *priv = usb_get_serial_port_data(port);
+ 
+ 	spin_lock_irq(&priv->lock);
+ 	priv->throttled = true;
+@@ -132,7 +132,7 @@ static void symbol_throttle(struct tty_struct *tty)
+ static void symbol_unthrottle(struct tty_struct *tty)
+ {
+ 	struct usb_serial_port *port = tty->driver_data;
+-	struct symbol_private *priv = usb_get_serial_data(port->serial);
++	struct symbol_private *priv = usb_get_serial_port_data(port);
+ 	int result;
+ 	bool was_throttled;
+ 
+diff --git a/fs/hpfs/namei.c b/fs/hpfs/namei.c
+index 1b39afdd86fd..5f60bb21905c 100644
+--- a/fs/hpfs/namei.c
++++ b/fs/hpfs/namei.c
+@@ -8,6 +8,17 @@
+ #include <linux/sched.h>
+ #include "hpfs_fn.h"
+ 
++static void hpfs_update_directory_times(struct inode *dir)
++{
++	time_t t = get_seconds();
++	if (t == dir->i_mtime.tv_sec &&
++	    t == dir->i_ctime.tv_sec)
++		return;
++	dir->i_mtime.tv_sec = dir->i_ctime.tv_sec = t;
++	dir->i_mtime.tv_nsec = dir->i_ctime.tv_nsec = 0;
++	hpfs_write_inode_nolock(dir);
++}
++
+ static int hpfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
+ {
+ 	const unsigned char *name = dentry->d_name.name;
+@@ -99,6 +110,7 @@ static int hpfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
+ 		result->i_mode = mode | S_IFDIR;
+ 		hpfs_write_inode_nolock(result);
+ 	}
++	hpfs_update_directory_times(dir);
+ 	d_instantiate(dentry, result);
+ 	hpfs_unlock(dir->i_sb);
+ 	return 0;
+@@ -187,6 +199,7 @@ static int hpfs_create(struct inode *dir, struct dentry *dentry, umode_t mode, b
+ 		result->i_mode = mode | S_IFREG;
+ 		hpfs_write_inode_nolock(result);
+ 	}
++	hpfs_update_directory_times(dir);
+ 	d_instantiate(dentry, result);
+ 	hpfs_unlock(dir->i_sb);
+ 	return 0;
+@@ -262,6 +275,7 @@ static int hpfs_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, de
+ 	insert_inode_hash(result);
+ 
+ 	hpfs_write_inode_nolock(result);
++	hpfs_update_directory_times(dir);
+ 	d_instantiate(dentry, result);
+ 	brelse(bh);
+ 	hpfs_unlock(dir->i_sb);
+@@ -340,6 +354,7 @@ static int hpfs_symlink(struct inode *dir, struct dentry *dentry, const char *sy
+ 	insert_inode_hash(result);
+ 
+ 	hpfs_write_inode_nolock(result);
++	hpfs_update_directory_times(dir);
+ 	d_instantiate(dentry, result);
+ 	hpfs_unlock(dir->i_sb);
+ 	return 0;
+@@ -423,6 +438,8 @@ again:
+ out1:
+ 	hpfs_brelse4(&qbh);
+ out:
++	if (!err)
++		hpfs_update_directory_times(dir);
+ 	hpfs_unlock(dir->i_sb);
+ 	return err;
+ }
+@@ -477,6 +494,8 @@ static int hpfs_rmdir(struct inode *dir, struct dentry *dentry)
+ out1:
+ 	hpfs_brelse4(&qbh);
+ out:
++	if (!err)
++		hpfs_update_directory_times(dir);
+ 	hpfs_unlock(dir->i_sb);
+ 	return err;
+ }
+@@ -595,7 +614,7 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
+ 		goto end1;
+ 	}
+ 
+-	end:
++end:
+ 	hpfs_i(i)->i_parent_dir = new_dir->i_ino;
+ 	if (S_ISDIR(i->i_mode)) {
+ 		inc_nlink(new_dir);
+@@ -610,6 +629,10 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
+ 		brelse(bh);
+ 	}
+ end1:
++	if (!err) {
++		hpfs_update_directory_times(old_dir);
++		hpfs_update_directory_times(new_dir);
++	}
+ 	hpfs_unlock(i->i_sb);
+ 	return err;
+ }
+diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h
+index 75a8a20c8179..c2fb6f3ff44b 100644
+--- a/include/linux/iio/iio.h
++++ b/include/linux/iio/iio.h
+@@ -593,6 +593,15 @@ int iio_str_to_fixpoint(const char *str, int fract_mult, int *integer,
+ #define IIO_DEGREE_TO_RAD(deg) (((deg) * 314159ULL + 9000000ULL) / 18000000ULL)
+ 
+ /**
++ * IIO_RAD_TO_DEGREE() - Convert rad to degree
++ * @rad: A value in rad
++ *
++ * Returns the given value converted from rad to degree
++ */
++#define IIO_RAD_TO_DEGREE(rad) \
++	(((rad) * 18000000ULL + 314159ULL / 2) / 314159ULL)
++
++/**
+  * IIO_G_TO_M_S_2() - Convert g to meter / second**2
+  * @g: A value in g
+  *
+@@ -600,4 +609,12 @@ int iio_str_to_fixpoint(const char *str, int fract_mult, int *integer,
+  */
+ #define IIO_G_TO_M_S_2(g) ((g) * 980665ULL / 100000ULL)
+ 
++/**
++ * IIO_M_S_2_TO_G() - Convert meter / second**2 to g
++ * @ms2: A value in meter / second**2
++ *
++ * Returns the given value converted from meter / second**2 to g
++ */
++#define IIO_M_S_2_TO_G(ms2) (((ms2) * 100000ULL + 980665ULL / 2) / 980665ULL)
++
+ #endif /* _INDUSTRIAL_IO_H_ */