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authorAlex Deucher <alexander.deucher@amd.com>2025-02-26 16:55:36 -0500
committerAlex Deucher <alexander.deucher@amd.com>2025-04-21 10:56:21 -0400
commit024cc8a71aac8194fc2883782d36cbad6a9fe36b (patch)
treed5bd116e896bc46d7ea79a7866600f0f5b25bb21
parentfced8e7d2ddeba7f41b19e065f8c02a9abf9ac00 (diff)
drm/amdgpu/userq: add UAPI for setting queue priority
Allow the user to set a queue priority levels: 0 - normal low - most apps (maps to MES AMD_PRIORITY_LEVEL_NORMAL) 1 - low - background jobs (maps to MES AMD_PRIORITY_LEVEL_LOW) 2 - normal high - apps that need relative high (maps to MES AMD_PRIORITY_LEVEL_MEDIUM) 3 - high (admin only - for compositors) (maps to MES AMD_PRIORITY_LEVEL_HIGH) Reviewed-by: Sunil Khatri <sunil.khatri@amd.com> Reviewed-by: Jesse.Zhang <Jesse.zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--include/uapi/drm/amdgpu_drm.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index 1a451907184c..267ed4adcfb9 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -329,6 +329,15 @@ union drm_amdgpu_ctx {
#define AMDGPU_USERQ_OP_CREATE 1
#define AMDGPU_USERQ_OP_FREE 2
+/* queue priority levels */
+/* low < normal low < normal high < high */
+#define AMDGPU_USERQ_CREATE_FLAGS_QUEUE_PRIORITY_MASK 0x3
+#define AMDGPU_USERQ_CREATE_FLAGS_QUEUE_PRIORITY_SHIFT 0
+#define AMDGPU_USERQ_CREATE_FLAGS_QUEUE_PRIORITY_NORMAL_LOW 0
+#define AMDGPU_USERQ_CREATE_FLAGS_QUEUE_PRIORITY_LOW 1
+#define AMDGPU_USERQ_CREATE_FLAGS_QUEUE_PRIORITY_NORMAL_HIGH 2
+#define AMDGPU_USERQ_CREATE_FLAGS_QUEUE_PRIORITY_HIGH 3 /* admin only */
+
/*
* This structure is a container to pass input configuration
* info for all supported userqueue related operations.