[PATCH 15/21] drm/amdgpu: Enable SDMA power gating for PCO

Alex Deucher alexdeucher at gmail.com
Wed Sep 12 18:56:26 UTC 2018


From: Kenneth Feng <kenneth.feng at amd.com>

Enable SDMA power gating

Signed-off-by: Kenneth Feng <kenneth.feng at amd.com>
Acked-by: Huang Rui <ray.huang at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/soc15.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index 2539fa7b9594..b205a4a5c3d6 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -740,6 +740,8 @@ static int soc15_common_early_init(void *handle)
 			AMD_CG_SUPPORT_SDMA_MGCG |
 			AMD_CG_SUPPORT_SDMA_LS;
 
+		adev->pg_flags = AMD_PG_SUPPORT_SDMA;
+
 		if (adev->powerplay.pp_feature & PP_GFXOFF_MASK)
 			adev->pg_flags |= AMD_PG_SUPPORT_GFX_PG |
 				AMD_PG_SUPPORT_CP |
-- 
2.13.6



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