nouveau_winsys.h revision 848b8605 
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 <nouveau.h>
10
11#ifndef NV04_PFIFO_MAX_PACKET_LEN
12#define NV04_PFIFO_MAX_PACKET_LEN 2047
13#endif
14
15#define NOUVEAU_MIN_BUFFER_MAP_ALIGN      64
16#define NOUVEAU_MIN_BUFFER_MAP_ALIGN_MASK (NOUVEAU_MIN_BUFFER_MAP_ALIGN - 1)
17
18static INLINE uint32_t
19PUSH_AVAIL(struct nouveau_pushbuf *push)
20{
21   return push->end - push->cur;
22}
23
24static INLINE boolean
25PUSH_SPACE(struct nouveau_pushbuf *push, uint32_t size)
26{
27   if (PUSH_AVAIL(push) < size)
28      return nouveau_pushbuf_space(push, size, 0, 0) == 0;
29   return TRUE;
30}
31
32static INLINE void
33PUSH_DATA(struct nouveau_pushbuf *push, uint32_t data)
34{
35   *push->cur++ = data;
36}
37
38static INLINE void
39PUSH_DATAp(struct nouveau_pushbuf *push, const void *data, uint32_t size)
40{
41   memcpy(push->cur, data, size * 4);
42   push->cur += size;
43}
44
45static INLINE void
46PUSH_DATAf(struct nouveau_pushbuf *push, float f)
47{
48   union { float f; uint32_t i; } u;
49   u.f = f;
50   PUSH_DATA(push, u.i);
51}
52
53static INLINE void
54PUSH_KICK(struct nouveau_pushbuf *push)
55{
56   nouveau_pushbuf_kick(push, push->channel);
57}
58
59
60#define NOUVEAU_RESOURCE_FLAG_LINEAR   (PIPE_RESOURCE_FLAG_DRV_PRIV << 0)
61#define NOUVEAU_RESOURCE_FLAG_DRV_PRIV (PIPE_RESOURCE_FLAG_DRV_PRIV << 1)
62
63static INLINE uint32_t
64nouveau_screen_transfer_flags(unsigned pipe)
65{
66	uint32_t flags = 0;
67
68	if (!(pipe & PIPE_TRANSFER_UNSYNCHRONIZED)) {
69		if (pipe & PIPE_TRANSFER_READ)
70			flags |= NOUVEAU_BO_RD;
71		if (pipe & PIPE_TRANSFER_WRITE)
72			flags |= NOUVEAU_BO_WR;
73		if (pipe & PIPE_TRANSFER_DONTBLOCK)
74			flags |= NOUVEAU_BO_NOBLOCK;
75	}
76
77	return flags;
78}
79
80extern struct pipe_screen *
81nv30_screen_create(struct nouveau_device *);
82
83extern struct pipe_screen *
84nv50_screen_create(struct nouveau_device *);
85
86extern struct pipe_screen *
87nvc0_screen_create(struct nouveau_device *);
88
89#endif
90