diff options
| author | Tilak Tangudu <tilak.tangudu@intel.com> | 2022-04-15 15:40:20 -0700 |
|---|---|---|
| committer | John Harrison <John.C.Harrison@Intel.com> | 2022-04-19 11:30:38 -0700 |
| commit | f6aa0d713c8862602e85e89f876b25185234aced (patch) | |
| tree | 12f84062a0d43069c098ae96a26efd2fedc4e174 /drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c | |
| parent | bcfc713f11f957711f9494f69c740b95ed335d57 (diff) | |
drm/i915: Add Wa_22011802037 force cs halt
Prior to doing a reset, SW must ensure command streamer is stopped,
as a workaround, to eliminate a race condition in GPM flow.
Setting both the ring stop and prefetch disable bits, will cause the
command streamer to halt.
Signed-off-by: Tilak Tangudu <tilak.tangudu@intel.com>
Reviewed-by: John Harrison <John.C.Harrison@Intel.com>
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220415224025.3693037-2-umesh.nerlige.ramappa@intel.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c')
0 files changed, 0 insertions, 0 deletions