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| author | Prike Liang <Prike.Liang@amd.com> | 2020-04-07 20:21:26 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-04-08 17:51:03 -0400 |
| commit | 487eca11a321ef33bcf4ca5adb3c0c4954db1b58 (patch) | |
| tree | 9033afc7bf695b95b021973719d772325e0b2fba /block | |
| parent | 72f5b5a308c744573fdbc6c78202c52196d2c162 (diff) | |
| download | linux-487eca11a321ef33bcf4ca5adb3c0c4954db1b58.tar.bz2 | |
drm/amdgpu: fix gfx hang during suspend with video playback (v2)
The system will be hang up during S3 suspend because of SMU is pending
for GC not respose the register CP_HQD_ACTIVE access request.This issue
root cause of accessing the GC register under enter GFX CGGPG and can
be fixed by disable GFX CGPG before perform suspend.
v2: Use disable the GFX CGPG instead of RLC safe mode guard.
Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Tested-by: Mengbing Wang <Mengbing.Wang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'block')
0 files changed, 0 insertions, 0 deletions