[PATCH] drm/amdgpu/vce: add support for hw config packet (v2)

[Christian König]

Am 29.09.2016 um 22:57 schrieb Alex Deucher:
> This is needed for proper VCE DPM on some APUs.
>
> v2: fix the asic list
>
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>

Reviewed-by: Christian König <christian.koenig at amd.com>

> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 14 ++++++++++++++
>   1 file changed, 14 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
> index 327b3f7..9a534e2 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
> @@ -700,6 +700,20 @@ int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p, uint32_t ib_idx)
>   		case 0x05000009: /* clock table */
>   			break;
>   
> +		case 0x0500000c: /* hw config */
> +			switch (p->adev->asic_type) {
> +#ifdef CONFIG_DRM_AMDGPU_CIK
> +			case CHIP_KAVERI:
> +			case CHIP_MULLINS:
> +#endif
> +			case CHIP_CARRIZO:
> +				break;
> +			default:
> +				r = -EINVAL;
> +				goto out;
> +			}
> +			break;
> +
>   		case 0x03000001: /* encode */
>   			r = amdgpu_vce_cs_reloc(p, ib_idx, idx + 10, idx + 9,
>   						*size, 0);