1/* SPDX-License-Identifier: MIT */
 2#ifndef __NOUVEAU_CHAN_H__
 3#define __NOUVEAU_CHAN_H__
 4#include <nvif/object.h>
 5#include <nvif/event.h>
 6#include <nvif/push.h>
 7struct nvif_device;
 8
 9struct nouveau_channel {
10	struct {
11		struct nvif_push push;
12	} chan;
13
14	struct nouveau_cli *cli;
15	struct nouveau_vmm *vmm;
16
17	struct nvif_mem mem_userd;
18	struct nvif_object *userd;
19
20	int runlist;
21	int chid;
22	u64 inst;
23	u32 token;
24
25	struct nvif_object vram;
26	struct nvif_object gart;
27	struct nvif_object nvsw;
28
29	struct {
30		struct nouveau_bo *buffer;
31		struct nouveau_vma *vma;
32		struct nvif_object ctxdma;
33		u64 addr;
34	} push;
35
36	/* TODO: this will be reworked in the near future */
37	bool accel_done;
38	void *fence;
39	struct {
40		int max;
41		int free;
42		int cur;
43		int put;
44		int ib_base;
45		int ib_max;
46		int ib_free;
47		int ib_put;
48	} dma;
49	u32 user_get_hi;
50	u32 user_get;
51	u32 user_put;
52
53	struct nvif_object user;
54	struct nvif_object blit;
55
56	struct nvif_event kill;
57	atomic_t killed;
58};
59
60int nouveau_channels_init(struct nouveau_drm *);
61void nouveau_channels_fini(struct nouveau_drm *);
62
63int  nouveau_channel_new(struct nouveau_cli *, bool priv, u64 runm,
64			 u32 vram, u32 gart, struct nouveau_channel **);
65void nouveau_channel_del(struct nouveau_channel **);
66int  nouveau_channel_idle(struct nouveau_channel *);
67void nouveau_channel_kill(struct nouveau_channel *);
68
69extern int nouveau_vram_pushbuf;
70
71#endif