[PATCH 1/3] drm/amdgpu/display: set gpu vm flag for all asics which support it

[Huang Rui]

On Wed, Jan 08, 2020 at 05:49:08PM -0500, Alex Deucher wrote:
> It won't get used unless the driver allows the gtt domain for
> display buffers which is controlled elsewhere.
> 
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>

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

Any suggestion for testing, I would like to give a try in my renoir
platform.

Thanks,
Ray

> ---
>  drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 14 ++++++++------
>  1 file changed, 8 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> index 1123f9ce86ee..fdf4d202ea1f 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -906,13 +906,15 @@ static int amdgpu_dm_init(struct amdgpu_device *adev)
>  
>  	init_data.dce_environment = DCE_ENV_PRODUCTION_DRV;
>  
> -	/*
> -	 * TODO debug why this doesn't work on Raven
> -	 */
> -	if (adev->flags & AMD_IS_APU &&
> -	    adev->asic_type >= CHIP_CARRIZO &&
> -	    adev->asic_type < CHIP_RAVEN)
> +	switch (adev->asic_type) {
> +	case CHIP_CARRIZO:
> +	case CHIP_STONEY:
> +	case CHIP_RAVEN:
>  		init_data.flags.gpu_vm_support = true;
> +		break;
> +	default:
> +		break;
> +	}
>  
>  	if (amdgpu_dc_feature_mask & DC_FBC_MASK)
>  		init_data.flags.fbc_support = true;
> -- 
> 2.24.1
> 
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