1 #ifndef __NOUVEAU_SCREEN_H__
2 #define __NOUVEAU_SCREEN_H__
4 #include "pipe/p_screen.h"
6 struct nouveau_screen
{
7 struct pipe_screen base
;
8 struct nouveau_device
*device
;
9 struct nouveau_channel
*channel
;
11 /* note that OpenGL doesn't distinguish between these, so
12 * these almost always should be set to the same value */
13 unsigned vertex_buffer_flags
;
14 unsigned index_buffer_flags
;
17 static inline struct nouveau_screen
*
18 nouveau_screen(struct pipe_screen
*pscreen
)
20 return (struct nouveau_screen
*)pscreen
;
25 /* Not really sure if this is needed, or whether the individual
26 * drivers are happy to talk to the bo functions themselves. In a way
27 * this is what we'd expect from a regular winsys interface.
30 nouveau_screen_bo_new(struct pipe_screen
*pscreen
, unsigned alignment
,
31 unsigned usage
, unsigned bind
, unsigned size
);
33 nouveau_screen_bo_user(struct pipe_screen
*pscreen
, void *ptr
, unsigned bytes
);
35 nouveau_screen_bo_map(struct pipe_screen
*pscreen
,
36 struct nouveau_bo
*pb
,
39 nouveau_screen_bo_map_range(struct pipe_screen
*pscreen
, struct nouveau_bo
*bo
,
40 unsigned offset
, unsigned length
, unsigned usage
);
42 nouveau_screen_bo_map_flush_range(struct pipe_screen
*pscreen
, struct nouveau_bo
*bo
,
43 unsigned offset
, unsigned length
);
45 nouveau_screen_bo_unmap(struct pipe_screen
*pscreen
, struct nouveau_bo
*bo
);
47 nouveau_screen_bo_release(struct pipe_screen
*pscreen
, struct nouveau_bo
*bo
);
50 nouveau_screen_bo_get_handle(struct pipe_screen
*pscreen
,
51 struct nouveau_bo
*bo
,
53 struct winsys_handle
*whandle
);
55 nouveau_screen_bo_from_handle(struct pipe_screen
*pscreen
,
56 struct winsys_handle
*whandle
,
57 unsigned *out_stride
);
60 nouveau_reference_flags(struct nouveau_bo
*bo
);
64 int nouveau_screen_init(struct nouveau_screen
*, struct nouveau_device
*);
65 void nouveau_screen_fini(struct nouveau_screen
*);
70 static __inline__
unsigned
71 RING_3D(unsigned mthd
, unsigned size
)
73 return (7 << 13) | (size
<< 18) | mthd
;
76 static __inline__
unsigned
77 RING_3D_NI(unsigned mthd
, unsigned size
)
79 return 0x40000000 | (7 << 13) | (size
<< 18) | mthd
;