drm/xe: common function to assign queue name

The queue name assignment is identical in both GuC and execlists
backends, so we can move it to a common function. This will make adding
a new entry in the next patch slightly cleaner.
Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://lore.kernel.org/r/20230817201831.1583172-2-daniele.ceraolospurio@intel.comSigned-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

drivers/gpu/drm/xe/xe_exec_queue.c

@@ -177,6 +177,29 @@ void xe_exec_queue_fini(struct xe_exec_queue *q)
 	kfree(q);
 }
 
+void xe_exec_queue_assign_name(struct xe_exec_queue *q, u32 instance)
+{
+	switch (q->class) {
+	case XE_ENGINE_CLASS_RENDER:
+		sprintf(q->name, "rcs%d", instance);
+		break;
+	case XE_ENGINE_CLASS_VIDEO_DECODE:
+		sprintf(q->name, "vcs%d", instance);
+		break;
+	case XE_ENGINE_CLASS_VIDEO_ENHANCE:
+		sprintf(q->name, "vecs%d", instance);
+		break;
+	case XE_ENGINE_CLASS_COPY:
+		sprintf(q->name, "bcs%d", instance);
+		break;
+	case XE_ENGINE_CLASS_COMPUTE:
+		sprintf(q->name, "ccs%d", instance);
+		break;
+	default:
+		XE_WARN_ON(q->class);
+	}
+}
+
 struct xe_exec_queue *xe_exec_queue_lookup(struct xe_file *xef, u32 id)
 {
 	struct xe_exec_queue *q;

drivers/gpu/drm/xe/xe_exec_queue.h

@@ -23,6 +23,7 @@ struct xe_exec_queue *xe_exec_queue_create_class(struct xe_device *xe, struct xe
 
 void xe_exec_queue_fini(struct xe_exec_queue *q);
 void xe_exec_queue_destroy(struct kref *ref);
+void xe_exec_queue_assign_name(struct xe_exec_queue *q, u32 instance);
 
 struct xe_exec_queue *xe_exec_queue_lookup(struct xe_file *xef, u32 id);
 

drivers/gpu/drm/xe/xe_execlist.c

@@ -350,25 +350,7 @@ static int execlist_exec_queue_init(struct xe_exec_queue *q)
 	q->execlist = exl;
 	q->entity = &exl->entity;
 
-	switch (q->class) {
-	case XE_ENGINE_CLASS_RENDER:
-		sprintf(q->name, "rcs%d", ffs(q->logical_mask) - 1);
-		break;
-	case XE_ENGINE_CLASS_VIDEO_DECODE:
-		sprintf(q->name, "vcs%d", ffs(q->logical_mask) - 1);
-		break;
-	case XE_ENGINE_CLASS_VIDEO_ENHANCE:
-		sprintf(q->name, "vecs%d", ffs(q->logical_mask) - 1);
-		break;
-	case XE_ENGINE_CLASS_COPY:
-		sprintf(q->name, "bcs%d", ffs(q->logical_mask) - 1);
-		break;
-	case XE_ENGINE_CLASS_COMPUTE:
-		sprintf(q->name, "ccs%d", ffs(q->logical_mask) - 1);
-		break;
-	default:
-		XE_WARN_ON(q->class);
-	}
+	xe_exec_queue_assign_name(q, ffs(q->logical_mask) - 1);
 
 	return 0;
 

drivers/gpu/drm/xe/xe_guc_submit.c

@@ -1167,25 +1167,7 @@ static int guc_exec_queue_init(struct xe_exec_queue *q)
 
 	mutex_unlock(&guc->submission_state.lock);
 
-	switch (q->class) {
-	case XE_ENGINE_CLASS_RENDER:
-		sprintf(q->name, "rcs%d", q->guc->id);
-		break;
-	case XE_ENGINE_CLASS_VIDEO_DECODE:
-		sprintf(q->name, "vcs%d", q->guc->id);
-		break;
-	case XE_ENGINE_CLASS_VIDEO_ENHANCE:
-		sprintf(q->name, "vecs%d", q->guc->id);
-		break;
-	case XE_ENGINE_CLASS_COPY:
-		sprintf(q->name, "bcs%d", q->guc->id);
-		break;
-	case XE_ENGINE_CLASS_COMPUTE:
-		sprintf(q->name, "ccs%d", q->guc->id);
-		break;
-	default:
-		XE_WARN_ON(q->class);
-	}
+	xe_exec_queue_assign_name(q, q->guc->id);
 
 	trace_xe_exec_queue_create(q);