xref: /openbmc/linux/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.h (revision 99d0701afdaf09ab5eb42b6578f2cc9913e7d85c)
1 /* SPDX-License-Identifier: MIT */
2 #ifndef __NVKM_FIFO_CHAN_H__
3 #define __NVKM_FIFO_CHAN_H__
4 #define nvkm_fifo_chan(p) container_of((p), struct nvkm_fifo_chan, object)
5 #include "priv.h"
6 
7 struct nvkm_fifo_chan_func {
8 	void *(*dtor)(struct nvkm_fifo_chan *);
9 	void (*init)(struct nvkm_fifo_chan *);
10 	void (*fini)(struct nvkm_fifo_chan *);
11 	int  (*engine_ctor)(struct nvkm_fifo_chan *, struct nvkm_engine *,
12 			    struct nvkm_object *);
13 	void (*engine_dtor)(struct nvkm_fifo_chan *, struct nvkm_engine *);
14 	int  (*engine_init)(struct nvkm_fifo_chan *, struct nvkm_engine *);
15 	int  (*engine_fini)(struct nvkm_fifo_chan *, struct nvkm_engine *,
16 			    bool suspend);
17 	int  (*object_ctor)(struct nvkm_fifo_chan *, struct nvkm_object *);
18 	void (*object_dtor)(struct nvkm_fifo_chan *, int);
19 	u32 (*submit_token)(struct nvkm_fifo_chan *);
20 };
21 
22 int nvkm_fifo_chan_ctor(const struct nvkm_fifo_chan_func *, struct nvkm_fifo *,
23 			u32 size, u32 align, bool zero, u64 vm, u64 push,
24 			u32 engm, int bar, u32 base, u32 user,
25 			const struct nvkm_oclass *, struct nvkm_fifo_chan *);
26 
27 struct nvkm_fifo_chan_oclass {
28 	int (*ctor)(struct nvkm_fifo *, const struct nvkm_oclass *,
29 		    void *data, u32 size, struct nvkm_object **);
30 	struct nvkm_sclass base;
31 };
32 
33 int gf100_fifo_chan_ntfy(struct nvkm_fifo_chan *, u32, struct nvkm_event **);
34 #endif
35