[PATCH 1/4] drm/amdgpu: add additional cached gca config variables

[Christian König]

Am 14.10.2016 um 18:01 schrieb Alex Deucher:
> We need to cache some additional values to handle SR-IOV
> and PG.
>
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>

Reviewed-by: Christian König <christian.koenig at amd.com> for the whole set.

> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu.h | 12 ++++++++++++
>   1 file changed, 12 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> index 7d30a8e..efbd9ef 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> @@ -770,6 +770,16 @@ struct amdgpu_scratch {
>   /*
>    * GFX configurations
>    */
> +#define AMDGPU_GFX_MAX_SE 4
> +#define AMDGPU_GFX_MAX_SH_PER_SE 2
> +
> +struct amdgpu_rb_config {
> +	uint32_t rb_backend_disable;
> +	uint32_t user_rb_backend_disable;
> +	uint32_t raster_config;
> +	uint32_t raster_config_1;
> +};
> +
>   struct amdgpu_gca_config {
>   	unsigned max_shader_engines;
>   	unsigned max_tile_pipes;
> @@ -798,6 +808,8 @@ struct amdgpu_gca_config {
>   
>   	uint32_t tile_mode_array[32];
>   	uint32_t macrotile_mode_array[16];
> +
> +	struct amdgpu_rb_config rb_config[AMDGPU_GFX_MAX_SE][AMDGPU_GFX_MAX_SH_PER_SE];
>   };
>   
>   struct amdgpu_cu_info {