OpenCloudOS-Kernel/drivers/gpu/drm/nouveau/include/nvif/notify.h

35 lines
1007 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_NOTIFY_H__
#define __NVIF_NOTIFY_H__
struct nvif_notify {
struct nvif_object *object;
int index;
#define NVIF_NOTIFY_USER 0
#define NVIF_NOTIFY_WORK 1
unsigned long flags;
atomic_t putcnt;
void (*dtor)(struct nvif_notify *);
#define NVIF_NOTIFY_DROP 0
#define NVIF_NOTIFY_KEEP 1
int (*func)(struct nvif_notify *);
/* this is const for a *very* good reason - the data might be on the
* stack from an irq handler. if you're not nvif/notify.c then you
* should probably think twice before casting it away...
*/
const void *data;
u32 size;
struct work_struct work;
};
int nvif_notify_init(struct nvif_object *, int (*func)(struct nvif_notify *),
bool work, u8 type, void *data, u32 size, u32 reply,
struct nvif_notify *);
int nvif_notify_fini(struct nvif_notify *);
int nvif_notify_get(struct nvif_notify *);
int nvif_notify_put(struct nvif_notify *);
int nvif_notify(const void *, u32, const void *, u32);
#endif