diff options
| author | Evan Quan <evan.quan@amd.com> | 2022-01-20 16:15:52 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-03-02 11:41:02 +0100 |
| commit | d0dac454b9e3fd294c5415ac58601cae9fadd9e0 (patch) | |
| tree | 9222e63b0d2ee7153dc631edd9e41bb55bbe6de4 /drivers/gpu | |
| parent | eb88a38831e5cf82c9018a47db57d8bd3f4475cc (diff) | |
drm/amdgpu: disable MMHUB PG for Picasso
commit f626dd0ff05043e5a7154770cc7cda66acee33a3 upstream.
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
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu')
| -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 6ff1d308623a..b368496ed685 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -1143,8 +1143,11 @@ static int soc15_common_early_init(void *handle) AMD_CG_SUPPORT_SDMA_MGCG | AMD_CG_SUPPORT_SDMA_LS; + /* + * 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 | |