summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/nouveau/nouveau_chan.h
blob: 46b947ba1cf4aab2034a7bc527c32d2194089557 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
#ifndef __NOUVEAU_CHAN_H__
#define __NOUVEAU_CHAN_H__
#include <nvif/object.h>
#include <nvif/notify.h>
struct nvif_device;

struct nouveau_channel {
	struct nvif_device *device;
	struct nouveau_drm *drm;

	int chid;

	struct nvif_object vram;
	struct nvif_object gart;
	struct nvif_object nvsw;

	struct {
		struct nouveau_bo *buffer;
		struct nvkm_vma vma;
		struct nvif_object ctxdma;
	} push;

	/* TODO: this will be reworked in the near future */
	bool accel_done;
	void *fence;
	struct {
		int max;
		int free;
		int cur;
		int put;
		int ib_base;
		int ib_max;
		int ib_free;
		int ib_put;
	} dma;
	u32 user_get_hi;
	u32 user_get;
	u32 user_put;

	struct nvif_object user;

	struct nvif_notify kill;
	atomic_t killed;
};


int  nouveau_channel_new(struct nouveau_drm *, struct nvif_device *,
			 u32 arg0, u32 arg1, struct nouveau_channel **);
void nouveau_channel_del(struct nouveau_channel **);
int  nouveau_channel_idle(struct nouveau_channel *);

extern int nouveau_vram_pushbuf;

#endif