100 	struct intel_engine_cs *ring;
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
224 				   struct intel_engine_cs *to,
226 		int	(*signal)(struct intel_engine_cs *signaller,
325 bool intel_ring_initialized(struct intel_engine_cs *ring);  argument
328 intel_ring_flag(struct intel_engine_cs *ring)  in intel_ring_flag()
334 intel_ring_sync_index(struct intel_engine_cs *ring,  in intel_ring_sync_index()
335 		      struct intel_engine_cs *other)  in intel_ring_sync_index()
355 intel_read_status_page(struct intel_engine_cs *ring,  in intel_read_status_page()
364 intel_write_status_page(struct intel_engine_cs *ring,  in intel_write_status_page()
397 void intel_stop_ring_buffer(struct intel_engine_cs *ring);
398 void intel_cleanup_ring_buffer(struct intel_engine_cs *ring);
400 int __must_check intel_ring_begin(struct intel_engine_cs *ring, int n);
401 int __must_check intel_ring_cacheline_align(struct intel_engine_cs *ring);
402 static inline void intel_ring_emit(struct intel_engine_cs *ring,  in intel_ring_emit()
409 static inline void intel_ring_advance(struct intel_engine_cs *ring)  in intel_ring_advance()
417 bool intel_ring_stopped(struct intel_engine_cs *ring);
418 void __intel_ring_advance(struct intel_engine_cs *ring);
420 int __must_check intel_ring_idle(struct intel_engine_cs *ring);
421 void intel_ring_init_seqno(struct intel_engine_cs *ring, u32 seqno);
422 int intel_ring_flush_all_caches(struct intel_engine_cs *ring);
423 int intel_ring_invalidate_all_caches(struct intel_engine_cs *ring);
425 void intel_fini_pipe_control(struct intel_engine_cs *ring);
426 int intel_init_pipe_control(struct intel_engine_cs *ring);
434 u64 intel_ring_get_active_head(struct intel_engine_cs *ring);
436 int init_workarounds_ring(struct intel_engine_cs *ring);
444 intel_ring_get_request(struct intel_engine_cs *ring)  in intel_ring_get_request()