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| author |   Evan Quan <evan.quan@amd.com> | 2022-01-20 16:15:52 +0800 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2022-02-21 17:55:17 -0500 |
| commit | f626dd0ff05043e5a7154770cc7cda66acee33a3 (patch) | |
| tree | 11f91d65fe5b5ac051940306d5c42c5dc3b2ea44 /drivers/gpu/drm/amd/amdgpu/soc15.c | |
| parent | drm/amd/display: Protect update_bw_bounding_box FPU code. (diff) | |
| download | linux-dev-f626dd0ff05043e5a7154770cc7cda66acee33a3.tar.xz linux-dev-f626dd0ff05043e5a7154770cc7cda66acee33a3.zip | |
drm/amdgpu: disable MMHUB PG for Picasso
MMHUB PG needs to be disabled for Picasso for stability reasons.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/soc15.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/soc15.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index 0fc1747e4a70..d0e37f7f196c 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -1114,8 +1114,11 @@ static int soc15_common_early_init(void *handle) AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_VCN_MGCG; + /* + * MMHUB PG needs to be disabled for Picasso for + * stability reasons. + */ adev->pg_flags = AMD_PG_SUPPORT_SDMA | - AMD_PG_SUPPORT_MMHUB | AMD_PG_SUPPORT_VCN; } else { adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | |