[PATCH 1/1] drm/amdgpu: disable gpu-sched load balance for uvd

[Christian König]

Am 31.08.20 um 12:45 schrieb Nirmoy Das:
> UVD dependent jobs should run on the same udv instance.
> This patch disables gpu scheduler's load balancer for
> a context which binds jobs from same the context to a udv
> instance.
>
> Signed-off-by: Nirmoy Das <nirmoy.das at amd.com>

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

> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 4 +++-
>   1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
> index 59032c26fc82..7cd398d25498 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
> @@ -114,7 +114,9 @@ static int amdgpu_ctx_init_entity(struct amdgpu_ctx *ctx, u32 hw_ip,
>   	scheds = adev->gpu_sched[hw_ip][hw_prio].sched;
>   	num_scheds = adev->gpu_sched[hw_ip][hw_prio].num_scheds;
>
> -	if (hw_ip == AMDGPU_HW_IP_VCN_ENC || hw_ip == AMDGPU_HW_IP_VCN_DEC) {
> +	if (hw_ip == AMDGPU_HW_IP_VCN_ENC ||
> +	    hw_ip == AMDGPU_HW_IP_VCN_DEC ||
> +	    hw_ip == AMDGPU_HW_IP_UVD) {
>   		sched = drm_sched_pick_best(scheds, num_scheds);
>   		scheds = &sched;
>   		num_scheds = 1;
> --
> 2.28.0
>