From dca009e71c72866f99a4e3a8acaef9315adc3e13 Mon Sep 17 00:00:00 2001 From: Xiaojie Yuan Date: Tue, 30 Jul 2019 11:28:20 +0800 Subject: [PATCH] drm/amdgpu: enable gfx clock gatings for navi12 enables following gfx clock gating features: - medium grained clock gating - medium grained light sleep - coarse grained clock gating - cp memory light sleep - rlc memory light sleep CGLS (Coarse Grained Light Sleep) will break s3, so don't enable it. Signed-off-by: Xiaojie Yuan Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/nv.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c index 3e67536..c5c71b3 100644 --- a/drivers/gpu/drm/amd/amdgpu/nv.c +++ b/drivers/gpu/drm/amd/amdgpu/nv.c @@ -641,7 +641,11 @@ static int nv_common_early_init(void *handle) adev->external_rev_id = adev->rev_id + 20; break; case CHIP_NAVI12: - adev->cg_flags = 0; + adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | + AMD_CG_SUPPORT_GFX_MGLS | + AMD_CG_SUPPORT_GFX_CGCG | + AMD_CG_SUPPORT_GFX_CP_LS | + AMD_CG_SUPPORT_GFX_RLC_LS; adev->pg_flags = AMD_PG_SUPPORT_VCN_DPG; adev->external_rev_id = adev->rev_id + 0xa; break; -- 2.7.4