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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> | 2022-02-16 17:01:28 -0500 |
| commit | e506db5905d18b014aead347e37b7311858e2750 (patch) | |
| tree | 3a2db2c59dcb19f990f23d953f6d1a6717310f6f /drivers/gpu/drm/amd/amdgpu/soc15.c | |
| parent | c85bf88ba5100249451151fb1b76d2ed9e40b634 (diff) | |
| download | lwn-e506db5905d18b014aead347e37b7311858e2750.tar.gz lwn-e506db5905d18b014aead347e37b7311858e2750.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>
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 a0235f75dbcb..a216e625c89c 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -1081,8 +1081,11 @@ 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 | |