[deliverable/linux.git] / drivers / gpu / drm / nouveau / core / include / core / event.h

#ifndef __NVKM_EVENT_H__
#define __NVKM_EVENT_H__

/* return codes from event handlers */
#define NVKM_EVENT_DROP 0
#define NVKM_EVENT_KEEP 1

struct nouveau_eventh {
	struct list_head head;
	int (*func)(struct nouveau_eventh *, int index);
};

struct nouveau_event {
	spinlock_t lock;

	void *priv;
	void (*enable)(struct nouveau_event *, int index);
	void (*disable)(struct nouveau_event *, int index);

	int index_nr;
	struct {
		struct list_head list;
		int refs;
	} index[];
};

int  nouveau_event_create(int index_nr, struct nouveau_event **);
void nouveau_event_destroy(struct nouveau_event **);
void nouveau_event_trigger(struct nouveau_event *, int index);

void nouveau_event_get(struct nouveau_event *, int index,
		       struct nouveau_eventh *);
void nouveau_event_put(struct nouveau_event *, int index,
		       struct nouveau_eventh *);

#endif
Commit	Line	Data
51fa0253 BS	1	#ifndef __NVKM_EVENT_H__
	2	#define __NVKM_EVENT_H__
	3
	4	/* return codes from event handlers */
	5	#define NVKM_EVENT_DROP 0
	6	#define NVKM_EVENT_KEEP 1
	7
	8	struct nouveau_eventh {
	9	struct list_head head;
	10	int (func)(struct nouveau_eventh , int index);
	11	};
	12
	13	struct nouveau_event {
	14	spinlock_t lock;
	15
	16	void *priv;
	17	void (enable)(struct nouveau_event , int index);
	18	void (disable)(struct nouveau_event , int index);
	19
	20	int index_nr;
	21	struct {
	22	struct list_head list;
	23	int refs;
	24	} index[];
	25	};
	26
	27	int nouveau_event_create(int index_nr, struct nouveau_event **);
	28	void nouveau_event_destroy(struct nouveau_event **);
	29	void nouveau_event_trigger(struct nouveau_event *, int index);
	30
	31	void nouveau_event_get(struct nouveau_event *, int index,
	32	struct nouveau_eventh *);
	33	void nouveau_event_put(struct nouveau_event *, int index,
	34	struct nouveau_eventh *);
	35
	36	#endif