[PATCH 6/8] drm/amdgpu: introduce AMDGPU_CTX_PRIORITY_UNSET

Andres Rodriguez andresx7 at gmail.com
Fri Jul 7 19:26:08 UTC 2017


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

Signed-off-by: Andres Rodriguez <andresx7 at gmail.com>
Acked-by: Christian König <christian.koenig at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c       | 2 ++
 drivers/gpu/drm/amd/scheduler/gpu_scheduler.h | 3 ++-
 include/uapi/drm/amdgpu_drm.h                 | 1 +
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index fbf15dd..e4de0fb 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 4b528f7..52c8e54 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
 };
 
 /**
diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index 977903c..2bf6569 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -163,6 +163,7 @@ union drm_amdgpu_bo_list {
 #define AMDGPU_CTX_UNKNOWN_RESET	3
 
 /* Context priority level */
+#define AMDGPU_CTX_PRIORITY_UNSET       -2048
 #define AMDGPU_CTX_PRIORITY_LOW_HW      -1023
 #define AMDGPU_CTX_PRIORITY_LOW_SW      -512
 #define AMDGPU_CTX_PRIORITY_NORMAL      0
-- 
2.9.3



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