linux/drivers/gpu
Christian König 77c092e054 drm/amdgpu: workaround for TLB seq race
It can happen that we query the sequence value before the callback
had a chance to run.

Workaround that by grabbing the fence lock and releasing it again.
Should be replaced by hw handling soon.

Signed-off-by: Christian König <christian.koenig@amd.com>
CC: stable@vger.kernel.org # 5.19+
Fixes: 5255e146c9 ("drm/amdgpu: rework TLB flushing")
Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2113
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Philip Yang <Philip.Yang@amd.com>
Tested-by: Stefan Springer <stefanspr94@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-11-09 17:58:17 -05:00
..
drm drm/amdgpu: workaround for TLB seq race 2022-11-09 17:58:17 -05:00
host1x gpu: host1x: Use the bitmap API to allocate bitmaps 2022-07-08 17:38:34 +02:00
ipu-v3
trace
vga
Makefile