[PATCH 1/2] drm/amdgpu/nv: enable gfx10.3.7 clock gating support

Huang Rui ray.huang at amd.com
Wed Feb 23 03:49:16 UTC 2022


On Wed, Feb 23, 2022 at 10:42:34AM +0800, Liang, Prike wrote:
> This will enable the following gfx clock gating.
> - Fine clock gating
> - Medium Grain clock gating
> - 3D Coarse clock gating
> - Coarse Grain clock gating
> - RLC/CP light sleep clock gating
> 
> Signed-off-by: Prike Liang <Prike.Liang at amd.com>

Series are Reviewed-by: Huang Rui <ray.huang at amd.com>

> ---
>  drivers/gpu/drm/amd/amdgpu/nv.c | 10 +++++++++-
>  1 file changed, 9 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
> index 74e0550d00bd..5f375f3430e1 100644
> --- a/drivers/gpu/drm/amd/amdgpu/nv.c
> +++ b/drivers/gpu/drm/amd/amdgpu/nv.c
> @@ -936,7 +936,15 @@ static int nv_common_early_init(void *handle)
>  		adev->external_rev_id = adev->rev_id + 0x01;
>  		break;
>  	case IP_VERSION(10, 3, 7):
> -		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_CGLS |
> +			AMD_CG_SUPPORT_GFX_3D_CGCG |
> +			AMD_CG_SUPPORT_GFX_3D_CGLS |
> +			AMD_CG_SUPPORT_GFX_RLC_LS |
> +			AMD_CG_SUPPORT_GFX_CP_LS |
> +			AMD_CG_SUPPORT_GFX_FGCG;
>  		adev->pg_flags = AMD_PG_SUPPORT_VCN |
>  			AMD_PG_SUPPORT_VCN_DPG |
>  			AMD_PG_SUPPORT_JPEG;
> -- 
> 2.17.1
> 


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