[PATCH] drm/amdgpu: bypass vce clock if vce is idle on Fiji.

[Deucher, Alexander]

> -----Original Message-----
> From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf
> Of Rex Zhu
> Sent: Saturday, September 24, 2016 4:39 AM
> To: amd-gfx at lists.freedesktop.org
> Cc: Zhu, Rex
> Subject: [PATCH] drm/amdgpu: bypass vce clock if vce is idle on Fiji.
> 
> Change-Id: I74bdf39af332eb369e87c989b344f3e06cbfc714
> Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>

Is there any reason not to do this for all asics?

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

> ---
>  drivers/gpu/drm/amd/amdgpu/vce_v3_0.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
> b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
> index a6b4e27..43b26eb 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
> @@ -716,7 +716,8 @@ static int vce_v3_0_set_clockgating_state(void
> *handle,
>  	int i;
> 
>  	if ((adev->asic_type == CHIP_POLARIS10) ||
> -	    (adev->asic_type == CHIP_TONGA))
> +	    (adev->asic_type == CHIP_TONGA) ||
> +	   (adev->asic_type == CHIP_FIJI))
>  		vce_v3_0_set_bypass_mode(adev, enable);
> 
>  	if (!(adev->cg_flags & AMD_CG_SUPPORT_VCE_MGCG))
> --
> 1.9.1
> 
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