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On 12/13/2016 06:09:19 PM, Peter Humphrey wrote: |
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> Hello list, |
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> |
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> Has anyone stumbled over a display problem with this kernel? Copying |
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> the |
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> .config from 4.8.14, tweaking with oldconfig and compiling left me |
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> with a |
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> blank display and no booting activity. |
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> |
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> The display card is an AMD/ATI Tonga Radeon R9 380X and I load the |
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> latest |
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> microcode during kernel compilation. I have VIDEO_CARDS="amdgpu |
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> radeonsi" in |
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> make.conf. Fine with earlier kernel versions but not with 4.9.0. |
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> |
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|
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Hi, I think I had a similar problem when I switched from the |
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proprietary AMD driver to the |
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radeon driver. |
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|
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The configuration below works just fine on vanilla-sources-4.9.0 . |
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|
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I have VIDEO_CARDS="radeon radeonsi r600" (for an older AMD video card) |
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|
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AND (following a hint of Alan McKinnon) the following kernel |
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configurations |
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|
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|
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# |
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# Frame buffer Devices |
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# |
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CONFIG_FB=y |
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CONFIG_FIRMWARE_EDID=y |
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CONFIG_FB_CMDLINE=y |
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CONFIG_FB_NOTIFY=y |
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CONFIG_FB_BOOT_VESA_SUPPORT=y |
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CONFIG_FB_CFB_FILLRECT=y |
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CONFIG_FB_CFB_COPYAREA=y |
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CONFIG_FB_CFB_IMAGEBLIT=y |
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CONFIG_FB_SYS_FILLRECT=m |
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CONFIG_FB_SYS_COPYAREA=m |
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CONFIG_FB_SYS_IMAGEBLIT=m |
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CONFIG_FB_SYS_FOPS=m |
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CONFIG_FB_DEFERRED_IO=y |
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CONFIG_FB_MODE_HELPERS=y |
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CONFIG_FB_TILEBLITTING=y |
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|
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# |
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# Frame buffer hardware drivers |
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# |
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CONFIG_FB_VESA=y |
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CONFIG_FB_EFI=y |
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CONFIG_FB_SIMPLE=y |
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CONFIG_BACKLIGHT_LCD_SUPPORT=y |
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CONFIG_BACKLIGHT_CLASS_DEVICE=y |
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CONFIG_BACKLIGHT_GENERIC=y |
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CONFIG_HDMI=y |
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|
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# |
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# Console display driver support |
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# |
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CONFIG_VGA_CONSOLE=y |
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CONFIG_VGACON_SOFT_SCROLLBACK=y |
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CONFIG_VGACON_SOFT_SCROLLBACK_SIZE=64 |
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CONFIG_DUMMY_CONSOLE=y |
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CONFIG_DUMMY_CONSOLE_COLUMNS=80 |
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CONFIG_DUMMY_CONSOLE_ROWS=25 |
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CONFIG_FRAMEBUFFER_CONSOLE=y |
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CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y |
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CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y |