2 * Copyright (C) 2009 Francisco Jerez.
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 #include "nouveau_driver.h"
28 #include "nouveau_context.h"
29 #include "nouveau_util.h"
32 nouveau_surface_alloc(GLcontext
*ctx
, struct nouveau_surface
*s
,
33 enum nouveau_surface_layout layout
,
34 unsigned flags
, unsigned format
,
35 unsigned width
, unsigned height
)
37 unsigned tile_mode
, cpp
= _mesa_get_format_bytes(format
);
40 nouveau_bo_ref(NULL
, &s
->bo
);
42 *s
= (struct nouveau_surface
) {
51 if (layout
== TILED
) {
52 s
->pitch
= align(s
->pitch
, 256);
55 s
->pitch
= align(s
->pitch
, 64);
59 ret
= nouveau_bo_new_tile(context_dev(ctx
), flags
, 0, s
->pitch
* height
,
60 tile_mode
, 0, &s
->bo
);
65 nouveau_surface_ref(struct nouveau_surface
*src
,
66 struct nouveau_surface
*dst
)
69 dst
->offset
= src
->offset
;
70 dst
->layout
= src
->layout
;
71 dst
->format
= src
->format
;
72 dst
->width
= src
->width
;
73 dst
->height
= src
->height
;
75 dst
->pitch
= src
->pitch
;
76 nouveau_bo_ref(src
->bo
, &dst
->bo
);
79 nouveau_bo_ref(NULL
, &dst
->bo
);