1 /**************************************************************************
3 * Copyright 2013 Advanced Micro Devices, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
32 #if defined(HAVE_X11_PLATFORM)
35 #define XOpenDisplay(x) NULL
36 #define XCloseDisplay(x)
40 #include "os/os_thread.h"
41 #include "util/u_memory.h"
42 #include "loader/loader.h"
44 #include "vid_omx_common.h"
46 static mtx_t omx_lock
= _MTX_INITIALIZER_NP
;
47 static Display
*omx_display
= NULL
;
48 static struct vl_screen
*omx_screen
= NULL
;
49 static unsigned omx_usecount
= 0;
50 static const char *omx_render_node
= NULL
;
53 struct vl_screen
*omx_get_screen(void)
55 static bool first_time
= true;
60 omx_render_node
= debug_get_option("OMX_RENDER_NODE", NULL
);
63 if (omx_render_node
) {
64 drm_fd
= loader_open_device(omx_render_node
);
68 omx_screen
= vl_drm_screen_create(drm_fd
);
74 omx_display
= XOpenDisplay(NULL
);
78 omx_screen
= vl_dri3_screen_create(omx_display
, 0);
80 omx_screen
= vl_dri2_screen_create(omx_display
, 0);
82 XCloseDisplay(omx_display
);
90 mtx_unlock(&omx_lock
);
94 mtx_unlock(&omx_lock
);
98 void omx_put_screen(void)
101 if ((--omx_usecount
) == 0) {
102 omx_screen
->destroy(omx_screen
);
108 XCloseDisplay(omx_display
);
110 mtx_unlock(&omx_lock
);