121 struct  intel_engine_cs {  struct
141 	bool __must_check (*irq_get)(struct intel_engine_cs *ring);  argument
142 	void		(*irq_put)(struct intel_engine_cs *ring);  argument
144 	int		(*init_hw)(struct intel_engine_cs *ring);  argument
146 	int		(*init_context)(struct intel_engine_cs *ring,  argument
149 	void		(*write_tail)(struct intel_engine_cs *ring,  argument
151 	int __must_check (*flush)(struct intel_engine_cs *ring,  argument
154 	int		(*add_request)(struct intel_engine_cs *ring);  argument
161 	u32		(*get_seqno)(struct intel_engine_cs *ring,  argument
163 	void		(*set_seqno)(struct intel_engine_cs *ring,  argument
165 	int		(*dispatch_execbuffer)(struct intel_engine_cs *ring,  argument
170 	void		(*cleanup)(struct intel_engine_cs *ring);  argument
223 		int	(*sync_to)(struct intel_engine_cs *ring,  argument
229 	} semaphore;
232 	spinlock_t execlist_lock;
233 	struct list_head execlist_queue;
234 	struct list_head execlist_retired_req_list;
235 	u8 next_context_status_buffer;
236 	u32             irq_keep_mask; /* bitmask for interrupts that should not be masked */
237 	int		(*emit_request)(struct intel_ringbuffer *ringbuf,
239 	int		(*emit_flush)(struct intel_ringbuffer *ringbuf,
243 	int		(*emit_bb_start)(struct intel_ringbuffer *ringbuf,
257 	struct list_head active_list;
263 	struct list_head request_list;
268 	struct drm_i915_gem_request *outstanding_lazy_request;
274 	u32 last_submitted_seqno;
276 	bool gpu_caches_dirty;
278 	wait_queue_head_t irq_queue;
280 	struct intel_context *default_context;
281 	struct intel_context *last_context;
283 	struct intel_ring_hangcheck hangcheck;
285 	struct {
289 	} scratch;
291 	bool needs_cmd_parser;
325 bool intel_ring_initialized(struct intel_engine_cs *ring);  argument