Release 4.17 drivers/gpu/drm/nouveau/include/nvkm/core/notify.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_NOTIFY_H__

#define __NVKM_NOTIFY_H__
#include <core/os.h>
struct nvkm_object;


struct nvkm_notify {
	
struct nvkm_event *event;
	
struct list_head head;

#define NVKM_NOTIFY_USER 0

#define NVKM_NOTIFY_WORK 1
	
unsigned long flags;
	
int block;

#define NVKM_NOTIFY_DROP 0

#define NVKM_NOTIFY_KEEP 1
	
int (*func)(struct nvkm_notify *);

	/* set by nvkm_event ctor */
	
u32 types;
	
int index;
	
u32 size;

	
struct work_struct work;
	/* this is const for a *very* good reason - the data might be on the
         * stack from an irq handler.  if you're not core/notify.c then you
         * should probably think twice before casting it away...
         */
	
const void *data;
};

int  nvkm_notify_init(struct nvkm_object *, struct nvkm_event *,
		      int (*func)(struct nvkm_notify *), bool work,
		      void *data, u32 size, u32 reply,
		      struct nvkm_notify *);
void nvkm_notify_fini(struct nvkm_notify *);
void nvkm_notify_get(struct nvkm_notify *);
void nvkm_notify_put(struct nvkm_notify *);
void nvkm_notify_send(struct nvkm_notify *, void *data, u32 size);
#endif
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Directory: drivers/gpu/drm/nouveau/include/nvkm/core

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