Merge remote branch 'origin/master' into glsl2
[mesa.git] / src / gallium / winsys / r600 / drm / r600_drm.c
1 /*
2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 *
23 * Authors:
24 * Jerome Glisse
25 * Corbin Simpson <MostAwesomeDude@gmail.com>
26 * Joakim Sindholt <opensource@zhasha.com>
27 */
28 #include <sys/ioctl.h>
29 #include "util/u_inlines.h"
30 #include "util/u_debug.h"
31 #include "radeon_priv.h"
32 #include "r600_screen.h"
33 #include "r600_texture.h"
34 #include "r600_public.h"
35 #include "r600_drm_public.h"
36 #include "state_tracker/drm_driver.h"
37
38 struct radeon *r600_drm_winsys_create(int drmfd)
39 {
40 return radeon_new(drmfd, 0);
41 }
42
43 boolean r600_buffer_get_handle(struct radeon *rw,
44 struct pipe_resource *buf,
45 struct winsys_handle *whandle)
46 {
47 struct drm_gem_flink flink;
48 struct r600_buffer* rbuffer = (struct r600_buffer*)buf;
49
50 if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) {
51 if (!rbuffer->flink) {
52 flink.handle = rbuffer->bo->handle;
53
54 if (ioctl(rw->fd, DRM_IOCTL_GEM_FLINK, &flink)) {
55 return FALSE;
56 }
57
58 rbuffer->flink = flink.name;
59 }
60 whandle->handle = rbuffer->flink;
61 } else if (whandle->type == DRM_API_HANDLE_TYPE_KMS) {
62 whandle->handle = rbuffer->bo->handle;
63 }
64 return TRUE;
65 }