1 1.1 riastrad /* $NetBSD: notify.h,v 1.3 2021/12/18 23:45:33 riastradh Exp $ */ 2 1.1 riastrad 3 1.3 riastrad /* SPDX-License-Identifier: MIT */ 4 1.1 riastrad #ifndef __NVIF_NOTIFY_H__ 5 1.1 riastrad #define __NVIF_NOTIFY_H__ 6 1.1 riastrad 7 1.1 riastrad struct nvif_notify { 8 1.1 riastrad struct nvif_object *object; 9 1.1 riastrad int index; 10 1.1 riastrad 11 1.1 riastrad #define NVIF_NOTIFY_USER 0 12 1.1 riastrad #define NVIF_NOTIFY_WORK 1 13 1.1 riastrad unsigned long flags; 14 1.1 riastrad atomic_t putcnt; 15 1.1 riastrad void (*dtor)(struct nvif_notify *); 16 1.1 riastrad #define NVIF_NOTIFY_DROP 0 17 1.1 riastrad #define NVIF_NOTIFY_KEEP 1 18 1.1 riastrad int (*func)(struct nvif_notify *); 19 1.1 riastrad 20 1.1 riastrad /* this is const for a *very* good reason - the data might be on the 21 1.1 riastrad * stack from an irq handler. if you're not nvif/notify.c then you 22 1.1 riastrad * should probably think twice before casting it away... 23 1.1 riastrad */ 24 1.1 riastrad const void *data; 25 1.1 riastrad u32 size; 26 1.1 riastrad struct work_struct work; 27 1.1 riastrad }; 28 1.1 riastrad 29 1.1 riastrad int nvif_notify_init(struct nvif_object *, int (*func)(struct nvif_notify *), 30 1.1 riastrad bool work, u8 type, void *data, u32 size, u32 reply, 31 1.1 riastrad struct nvif_notify *); 32 1.1 riastrad int nvif_notify_fini(struct nvif_notify *); 33 1.1 riastrad int nvif_notify_get(struct nvif_notify *); 34 1.1 riastrad int nvif_notify_put(struct nvif_notify *); 35 1.1 riastrad int nvif_notify(const void *, u32, const void *, u32); 36 1.1 riastrad #endif 37