[PATCH 1/2] drm/amdgpu/mmhub_v1: bypass clockgating setting

[Deucher, Alexander]

> -----Original Message-----
> From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf
> Of Xiangliang Yu
> Sent: Tuesday, April 18, 2017 3:38 AM
> To: amd-gfx at lists.freedesktop.org
> Cc: Yu, Xiangliang
> Subject: [PATCH 1/2] drm/amdgpu/mmhub_v1: bypass clockgating setting
> 
> For SRIOV doesn't need CG, so bypass it.
> 
> Signed-off-by: Xiangliang Yu <Xiangliang.Yu at amd.com>

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

> ---
>  drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
> b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
> index 6268451..dbfe48d 100644
> --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
> @@ -511,6 +511,9 @@ static int mmhub_v1_0_set_clockgating_state(void
> *handle,
>  {
>  	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
> 
> +	if (amdgpu_sriov_vf(adev))
> +		return 0;
> +
>  	switch (adev->asic_type) {
>  	case CHIP_VEGA10:
>  		mmhub_v1_0_update_medium_grain_clock_gating(adev,
> --
> 2.7.4
> 
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