Commit 846938c2 authored Mar 27, 2020 by Kenneth Feng Committed by Alex Deucher Jul 01, 2020

drm/amd/powerplay: enable mmhub pg



mmhub pg can be obvserved from PCTL_CTRL

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent b794616d

drivers/gpu/drm/amd/amdgpu/nv.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -704,7 +704,8 @@ static int nv_common_early_init(void *handle)
		adev->pg_flags = AMD_PG_SUPPORT_VCN \|
		AMD_PG_SUPPORT_VCN_DPG \|
		AMD_PG_SUPPORT_JPEG \|
		AMD_PG_SUPPORT_ATHUB;
		AMD_PG_SUPPORT_ATHUB \|
		AMD_PG_SUPPORT_MMHUB;
		/* guest vm gets 0xffffffff when reading RCC_DEV0_EPF0_STRAP0,
		* as a consequence, the rev_id and external_rev_id are wrong.
		* workaround it by hardcoding rev_id to 0 (default value).

drivers/gpu/drm/amd/powerplay/sienna_cichlid_ppt.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -335,6 +335,9 @@ sienna_cichlid_get_allowed_feature_mask(struct smu_context *smu,
		if (smu->adev->pg_flags & AMD_PG_SUPPORT_ATHUB)
		(uint64_t )feature_mask \|= FEATURE_MASK(FEATURE_ATHUB_PG_BIT);

		if (smu->adev->pg_flags & AMD_PG_SUPPORT_MMHUB)
		(uint64_t )feature_mask \|= FEATURE_MASK(FEATURE_MMHUB_PG_BIT);

		if (smu->adev->pg_flags & AMD_PG_SUPPORT_VCN \|\|
		smu->adev->pg_flags & AMD_PG_SUPPORT_JPEG)
		(uint64_t )feature_mask \|= FEATURE_MASK(FEATURE_MM_DPM_PG_BIT);