1#ifndef NOUVEAU_WINSYS_H
2#define NOUVEAU_WINSYS_H
3
4#include <stdint.h>
5#include <inttypes.h>
6
7#include "pipe/p_defines.h"
8
9#include <libdrm/nouveau.h>
10
11#ifndef NV04_PFIFO_MAX_PACKET_LEN
12#define NV04_PFIFO_MAX_PACKET_LEN 2047
13#endif
14
15static INLINE uint32_t
16PUSH_AVAIL(struct nouveau_pushbuf *push)
17{
18   return push->end - push->cur;
19}
20
21static INLINE boolean
22PUSH_SPACE(struct nouveau_pushbuf *push, uint32_t size)
23{
24   if (PUSH_AVAIL(push) < size)
25      return nouveau_pushbuf_space(push, size, 0, 0) == 0;
26   return TRUE;
27}
28
29static INLINE void
30PUSH_DATA(struct nouveau_pushbuf *push, uint32_t data)
31{
32   *push->cur++ = data;
33}
34
35static INLINE void
36PUSH_DATAp(struct nouveau_pushbuf *push, const void *data, uint32_t size)
37{
38   memcpy(push->cur, data, size * 4);
39   push->cur += size;
40}
41
42static INLINE void
43PUSH_DATAf(struct nouveau_pushbuf *push, float f)
44{
45   union { float f; uint32_t i; } u;
46   u.f = f;
47   PUSH_DATA(push, u.i);
48}
49
50static INLINE void
51PUSH_KICK(struct nouveau_pushbuf *push)
52{
53   nouveau_pushbuf_kick(push, push->channel);
54}
55
56
57#define NOUVEAU_RESOURCE_FLAG_LINEAR   (PIPE_RESOURCE_FLAG_DRV_PRIV << 0)
58#define NOUVEAU_RESOURCE_FLAG_DRV_PRIV (PIPE_RESOURCE_FLAG_DRV_PRIV << 1)
59
60static INLINE uint32_t
61nouveau_screen_transfer_flags(unsigned pipe)
62{
63	uint32_t flags = 0;
64
65	if (!(pipe & PIPE_TRANSFER_UNSYNCHRONIZED)) {
66		if (pipe & PIPE_TRANSFER_READ)
67			flags |= NOUVEAU_BO_RD;
68		if (pipe & PIPE_TRANSFER_WRITE)
69			flags |= NOUVEAU_BO_WR;
70		if (pipe & PIPE_TRANSFER_DONTBLOCK)
71			flags |= NOUVEAU_BO_NOBLOCK;
72	}
73
74	return flags;
75}
76
77extern struct pipe_screen *
78nv30_screen_create(struct nouveau_device *);
79
80extern struct pipe_screen *
81nv50_screen_create(struct nouveau_device *);
82
83extern struct pipe_screen *
84nvc0_screen_create(struct nouveau_device *);
85
86#endif
87