[Bug 93746] Black screen when reconnecting display

https://bugs.freedesktop.org/show_bug.cgi?id=93746 --- Comment #9 from Bernd Steinhauser --- (In reply to Michel Dänzer from comment #8) > (In reply to Bernd Steinhauser from comment #7) > > I'm not a 100% sure, but quite certain, that I couldn't reproduce this bug > > with kernel 4.2.5, so I thi

[Bug 93746] Black screen when reconnecting display

https://bugs.freedesktop.org/show_bug.cgi?id=93746 --- Comment #8 from Michel Dänzer --- (In reply to Bernd Steinhauser from comment #7) > I'm not a 100% sure, but quite certain, that I couldn't reproduce this bug > with kernel 4.2.5, so I think it's at least related to the linked email. The pro

[Bug 93746] Black screen when reconnecting display

https://bugs.freedesktop.org/show_bug.cgi?id=93746 Bernd Steinhauser changed: What|Removed |Added Summary|Black screen when |Black screen when

[Bug 93746] Black screen when reconnecting display with DRI3

https://bugs.freedesktop.org/show_bug.cgi?id=93746 --- Comment #7 from Bernd Steinhauser --- I'm not a 100% sure, but quite certain, that I couldn't reproduce this bug with kernel 4.2.5, so I think it's at least related to the linked email. I also was able to reproduce this in such a way, that a

[Bug 90987] xorg black screen after monitor power off, AMD r9 270X, aoc u2868pqu, displayport

https://bugs.freedesktop.org/show_bug.cgi?id=90987 --- Comment #11 from Bernd Steinhauser --- I think I was able to reproduce this bug with linux 4.2.5, but the behavior was slightly different. The screens went black for about 2s (pointer was still visible), just like described, but then things r

[Bug 90987] xorg black screen after monitor power off, AMD r9 270X, aoc u2868pqu, displayport

https://bugs.freedesktop.org/show_bug.cgi?id=90987 --- Comment #10 from Bernd Steinhauser --- Created attachment 121361 --> https://bugs.freedesktop.org/attachment.cgi?id=121361&action=edit Xorg log -- You are receiving this mail because: You are the assignee for the bug._

[Bug 90987] xorg black screen after monitor power off, AMD r9 270X, aoc u2868pqu, displayport

https://bugs.freedesktop.org/show_bug.cgi?id=90987 --- Comment #9 from Bernd Steinhauser --- Created attachment 121360 --> https://bugs.freedesktop.org/attachment.cgi?id=121360&action=edit dmesg output -- You are receiving this mail because: You are the assignee for the bug.__

Re: [PATCH] Set RADEON_GEM_NO_CPU_ACCESS flag for BOs which don't need CPU access

On Thu, Jan 28, 2016 at 4:34 AM, Michel Dänzer wrote: > From: Michel Dänzer > > Failing to do this was resulting in the kernel driver unnecessarily > leaving open the possibility of CPU access to those BOs. > > Signed-off-by: Michel Dänzer Reviewed-by: Alex Deucher > --- > src/drmmode_displa

Re: [PATCH xf86-video-amdgpu] Only map front buffer if glamor acceleration is disabled (v2)

On Thu, Jan 28, 2016 at 3:23 AM, Michel Dänzer wrote: > From: Michel Dänzer > > Otherwise the front buffer may not be accessible by the CPU, because Mesa > sets the AMDGPU_GEM_CREATE_NO_CPU_ACCESS flag for tiled buffers, because > accessing tiled buffers with the CPU makes little sense. > > v2: A

[PATCH] Set RADEON_GEM_NO_CPU_ACCESS flag for BOs which don't need CPU access

From: Michel Dänzer Failing to do this was resulting in the kernel driver unnecessarily leaving open the possibility of CPU access to those BOs. Signed-off-by: Michel Dänzer --- src/drmmode_display.c | 6 -- src/radeon.h | 4 src/radeon_bo_helper.c | 7 +-- src/radeon_k

[PATCH xf86-video-amdgpu] Only map front buffer if glamor acceleration is disabled (v2)

From: Michel Dänzer Otherwise the front buffer may not be accessible by the CPU, because Mesa sets the AMDGPU_GEM_CREATE_NO_CPU_ACCESS flag for tiled buffers, because accessing tiled buffers with the CPU makes little sense. v2: Also handle Option "AccelMethod" "none" Signed-off-by: Michel Dänzer