[RFC PATCH 1/4] drm/scheduler: Add DRM_SCHED_PRIORITY_VERY_HIGH
Christian König
ckoenig.leichtzumerken at gmail.com
Mon Apr 3 19:51:43 UTC 2023
Am 03.04.23 um 21:40 schrieb Joshua Ashton:
> This allows AMDGPU scheduler priority above normal to be expressed
> using the DRM_SCHED_PRIORITY enum.
That was rejected before, I just don't remember why exactly. Need to dig
that up again.
Christian.
>
> Signed-off-by: Joshua Ashton <joshua at froggi.es>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 2 +-
> drivers/gpu/drm/msm/msm_gpu.h | 2 +-
> include/drm/gpu_scheduler.h | 1 +
> 3 files changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
> index d2139ac12159..8ec255091c4a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
> @@ -79,7 +79,7 @@ amdgpu_ctx_to_drm_sched_prio(int32_t ctx_prio)
> return DRM_SCHED_PRIORITY_HIGH;
>
> case AMDGPU_CTX_PRIORITY_VERY_HIGH:
> - return DRM_SCHED_PRIORITY_HIGH;
> + return DRM_SCHED_PRIORITY_VERY_HIGH;
>
> /* This should not happen as we sanitized userspace provided priority
> * already, WARN if this happens.
> diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h
> index fc1c0d8611a8..e3495712b236 100644
> --- a/drivers/gpu/drm/msm/msm_gpu.h
> +++ b/drivers/gpu/drm/msm/msm_gpu.h
> @@ -336,7 +336,7 @@ struct msm_gpu_perfcntr {
> * DRM_SCHED_PRIORITY_KERNEL priority level is treated specially in some
> * cases, so we don't use it (no need for kernel generated jobs).
> */
> -#define NR_SCHED_PRIORITIES (1 + DRM_SCHED_PRIORITY_HIGH - DRM_SCHED_PRIORITY_MIN)
> +#define NR_SCHED_PRIORITIES (1 + DRM_SCHED_PRIORITY_VERY_HIGH - DRM_SCHED_PRIORITY_MIN)
>
> /**
> * struct msm_file_private - per-drm_file context
> diff --git a/include/drm/gpu_scheduler.h b/include/drm/gpu_scheduler.h
> index 9935d1e2ff69..a62071660602 100644
> --- a/include/drm/gpu_scheduler.h
> +++ b/include/drm/gpu_scheduler.h
> @@ -55,6 +55,7 @@ enum drm_sched_priority {
> DRM_SCHED_PRIORITY_MIN,
> DRM_SCHED_PRIORITY_NORMAL,
> DRM_SCHED_PRIORITY_HIGH,
> + DRM_SCHED_PRIORITY_VERY_HIGH,
> DRM_SCHED_PRIORITY_KERNEL,
>
> DRM_SCHED_PRIORITY_COUNT,
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