drm/amdgpu: introduce AMDGPU_CTX_PRIORITY_UNSET

Use _INVALID to identify bad parameters and _UNSET to represent the
lack of interest in a specific value.

Signed-off-by: Andres Rodriguez <andresx7@gmail.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

2 files changed, 4 insertions, 1 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index d3d63f78bec9..29eebdc30a4c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -230,6 +230,8 @@ static enum amd_sched_priority amdgpu_to_sched_priority(int amdgpu_priority)
         case AMDGPU_CTX_PRIORITY_LOW_SW:
         case AMDGPU_CTX_PRIORITY_LOW_HW:
                 return AMD_SCHED_PRIORITY_LOW;
+        case AMDGPU_CTX_PRIORITY_UNSET:
+                return AMD_SCHED_PRIORITY_UNSET;
         default:
                 WARN(1, "Invalid context priority %d\n", amdgpu_priority);
                 return AMD_SCHED_PRIORITY_INVALID;
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
index 4b528f7abbfe..52c8e5447624 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
@@ -122,7 +122,8 @@ enum amd_sched_priority {
         AMD_SCHED_PRIORITY_HIGH_HW,
         AMD_SCHED_PRIORITY_KERNEL,
         AMD_SCHED_PRIORITY_MAX,
-        AMD_SCHED_PRIORITY_INVALID = -1
+        AMD_SCHED_PRIORITY_INVALID = -1,
+        AMD_SCHED_PRIORITY_UNSET = -2
 };
 
 /**