1 files changed, 114 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_exec_queue.h b/drivers/gpu/drm/xe/xe_exec_queue.h
new file mode 100644
index 000000000000..fda4d4f9bda8
--- /dev/null
+++ b/drivers/gpu/drm/xe/xe_exec_queue.h
@@ -0,0 +1,114 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2021 Intel Corporation
+ */
+
+#ifndef _XE_EXEC_QUEUE_H_
+#define _XE_EXEC_QUEUE_H_
+
+#include "xe_exec_queue_types.h"
+#include "xe_vm_types.h"
+
+struct drm_device;
+struct drm_file;
+struct xe_device;
+struct xe_file;
+
+#define for_each_tlb_inval(__i)	\
+	for (__i = XE_EXEC_QUEUE_TLB_INVAL_PRIMARY_GT; \
+	     __i <= XE_EXEC_QUEUE_TLB_INVAL_MEDIA_GT; ++__i)
+
+struct xe_exec_queue *xe_exec_queue_create(struct xe_device *xe, struct xe_vm *vm,
+					   u32 logical_mask, u16 width,
+					   struct xe_hw_engine *hw_engine, u32 flags,
+					   u64 extensions);
+struct xe_exec_queue *xe_exec_queue_create_class(struct xe_device *xe, struct xe_gt *gt,
+						 struct xe_vm *vm,
+						 enum xe_engine_class class,
+						 u32 flags, u64 extensions);
+struct xe_exec_queue *xe_exec_queue_create_bind(struct xe_device *xe,
+						struct xe_tile *tile,
+						u32 flags, u64 extensions);
+
+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);
+
+static inline struct xe_exec_queue *
+xe_exec_queue_get_unless_zero(struct xe_exec_queue *q)
+{
+	if (kref_get_unless_zero(&q->refcount))
+		return q;
+
+	return NULL;
+}
+
+struct xe_exec_queue *xe_exec_queue_lookup(struct xe_file *xef, u32 id);
+
+static inline struct xe_exec_queue *xe_exec_queue_get(struct xe_exec_queue *q)
+{
+	kref_get(&q->refcount);
+	return q;
+}
+
+static inline void xe_exec_queue_put(struct xe_exec_queue *q)
+{
+	kref_put(&q->refcount, xe_exec_queue_destroy);
+}
+
+static inline bool xe_exec_queue_is_parallel(struct xe_exec_queue *q)
+{
+	return q->width > 1;
+}
+
+static inline bool xe_exec_queue_uses_pxp(struct xe_exec_queue *q)
+{
+	return q->pxp.type;
+}
+
+bool xe_exec_queue_is_lr(struct xe_exec_queue *q);
+
+bool xe_exec_queue_is_idle(struct xe_exec_queue *q);
+
+void xe_exec_queue_kill(struct xe_exec_queue *q);
+
+int xe_exec_queue_create_ioctl(struct drm_device *dev, void *data,
+			       struct drm_file *file);
+int xe_exec_queue_destroy_ioctl(struct drm_device *dev, void *data,
+				struct drm_file *file);
+int xe_exec_queue_get_property_ioctl(struct drm_device *dev, void *data,
+				     struct drm_file *file);
+enum xe_exec_queue_priority xe_exec_queue_device_get_max_priority(struct xe_device *xe);
+
+void xe_exec_queue_last_fence_put(struct xe_exec_queue *e, struct xe_vm *vm);
+void xe_exec_queue_last_fence_put_unlocked(struct xe_exec_queue *e);
+struct dma_fence *xe_exec_queue_last_fence_get(struct xe_exec_queue *e,
+					       struct xe_vm *vm);
+struct dma_fence *xe_exec_queue_last_fence_get_for_resume(struct xe_exec_queue *e,
+							  struct xe_vm *vm);
+void xe_exec_queue_last_fence_set(struct xe_exec_queue *e, struct xe_vm *vm,
+				  struct dma_fence *fence);
+
+void xe_exec_queue_tlb_inval_last_fence_put(struct xe_exec_queue *q,
+					    struct xe_vm *vm,
+					    unsigned int type);
+
+void xe_exec_queue_tlb_inval_last_fence_put_unlocked(struct xe_exec_queue *q,
+						     unsigned int type);
+
+struct dma_fence *xe_exec_queue_tlb_inval_last_fence_get(struct xe_exec_queue *q,
+							 struct xe_vm *vm,
+							 unsigned int type);
+
+void xe_exec_queue_tlb_inval_last_fence_set(struct xe_exec_queue *q,
+					    struct xe_vm *vm,
+					    struct dma_fence *fence,
+					    unsigned int type);
+
+void xe_exec_queue_update_run_ticks(struct xe_exec_queue *q);
+
+int xe_exec_queue_contexts_hwsp_rebase(struct xe_exec_queue *q, void *scratch);
+
+struct xe_lrc *xe_exec_queue_lrc(struct xe_exec_queue *q);
+
+#endif