From: Evan Quan Date: Thu, 20 Jan 2022 08:15:52 +0000 (+0800) Subject: drm/amdgpu: disable MMHUB PG for Picasso X-Git-Tag: v5.18-rc1~134^2~16^2~54 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e506db5905d18b014aead347e37b7311858e2750;p=thirdparty%2Fkernel%2Flinux.git drm/amdgpu: disable MMHUB PG for Picasso MMHUB PG needs to be disabled for Picasso for stability reasons. Signed-off-by: Evan Quan Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index a0235f75dbcb9..a216e625c89ce 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 |