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drm/amdgpu: enable mmhub clock gating for navi12 

enables mmhub medium grained clock gating and memory light sleep

Signed-off-by: Xiaojie Yuan <xiaojie.yuan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Xiaojie Yuan 2019-08-01 15:39:59 +08:00 committed by Alex Deucher
parent cf5a95e5b8
commit 8b797b3d30
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/amd/amdgpu/nv.c
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@ -649,7 +649,9 @@ static int nv_common_early_init(void *handle)
AMD_CG_SUPPORT_HDP_MGCG |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS;
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_MC_MGCG |
AMD_CG_SUPPORT_MC_LS;
adev->pg_flags = AMD_PG_SUPPORT_VCN_DPG;
adev->external_rev_id = adev->rev_id + 0xa;
break;