From: Xiaojie Yuan Date: Tue, 30 Jul 2019 03:28:20 +0000 (+0800) Subject: drm/amdgpu: enable gfx clock gatings for navi12 X-Git-Tag: v5.4-rc1~32^2~9^2~267 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=dca009e71c72866f99a4e3a8acaef9315adc3e13;p=platform%2Fkernel%2Flinux-rpi.git 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 --- 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;