[PATCH 5/5] drm/amdgpu:schedule vce/vcn encode based on priority

[Lazar, Lijo]

On 8/26/2021 12:43 PM, Satyajit Sahu wrote:
> Schedule the encode job in VCE/VCN encode ring
> based on the priority set by UMD.
> 
> Signed-off-by: Satyajit Sahu <satyajit.sahu at amd.com>
> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 30 +++++++++++++++++++++++++
>   1 file changed, 30 insertions(+)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
> index c88c5c6c54a2..4e6e4b6ea471 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
> @@ -120,6 +120,30 @@ static enum gfx_pipe_priority amdgpu_ctx_prio_to_compute_prio(int32_t prio)
>   	}
>   }
>   
> +static enum gfx_pipe_priority amdgpu_ctx_sched_prio_to_vce_prio(int32_t prio)

Well, there it is..enum gfx_pipe_priority. I really thought there is 
some type check protection from compiler, looks like implicit conversion 
from integral type.

Thanks,
Lijo

> +{
> +	switch (prio) {
> +	case AMDGPU_CTX_PRIORITY_HIGH:
> +		return AMDGPU_VCE_ENC_PRIO_HIGH;
> +	case AMDGPU_CTX_PRIORITY_VERY_HIGH:
> +		return AMDGPU_VCE_ENC_PRIO_VERY_HIGH;
> +	default:
> +		return AMDGPU_VCE_ENC_PRIO_NORMAL;
> +	}
> +}
> +
> +static enum gfx_pipe_priority amdgpu_ctx_sched_prio_to_vcn_prio(int32_t prio)
> +{
> +	switch (prio) {
> +	case AMDGPU_CTX_PRIORITY_HIGH:
> +		return AMDGPU_VCN_ENC_PRIO_HIGH;
> +	case AMDGPU_CTX_PRIORITY_VERY_HIGH:
> +		return AMDGPU_VCN_ENC_PRIO_VERY_HIGH;
> +	default:
> +		return AMDGPU_VCN_ENC_PRIO_NORMAL;
> +	}
> +}
> +
>   static unsigned int amdgpu_ctx_get_hw_prio(struct amdgpu_ctx *ctx, u32 hw_ip)
>   {
>   	struct amdgpu_device *adev = ctx->adev;
> @@ -133,6 +157,12 @@ static unsigned int amdgpu_ctx_get_hw_prio(struct amdgpu_ctx *ctx, u32 hw_ip)
>   	case AMDGPU_HW_IP_COMPUTE:
>   		hw_prio = amdgpu_ctx_prio_to_compute_prio(ctx_prio);
>   		break;
> +	case AMDGPU_HW_IP_VCE:
> +		hw_prio = amdgpu_ctx_sched_prio_to_vce_prio(ctx_prio);
> +		break;
> +	case AMDGPU_HW_IP_VCN_ENC:
> +		hw_prio = amdgpu_ctx_sched_prio_to_vcn_prio(ctx_prio);
> +		break;
>   	default:
>   		hw_prio = AMDGPU_RING_PRIO_DEFAULT;
>   		break;
>