2 * Copyright © 2014 Broadcom
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
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
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 NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
26 #include <sys/ioctl.h>
28 #include "util/os_file.h"
30 #include "renderonly/renderonly.h"
31 #include "kmsro/drm/kmsro_drm_public.h"
32 #include "vc4_drm_public.h"
33 #include "vc4/vc4_screen.h"
34 #include "drm-uapi/vc4_drm.h"
37 vc4_drm_screen_create(int fd
, const struct pipe_screen_config
*config
)
39 bool v3d_present
= true;
41 #ifndef USE_VC4_SIMULATOR
42 struct drm_vc4_get_param ident0
= {
43 .param
= DRM_VC4_PARAM_V3D_IDENT0
,
46 int ret
= ioctl(fd
, DRM_IOCTL_VC4_GET_PARAM
, &ident0
);
47 v3d_present
= ret
== 0;
51 return vc4_screen_create(os_dupfd_cloexec(fd
), NULL
);
54 return kmsro_drm_screen_create(fd
, config
);
61 vc4_drm_screen_create_renderonly(struct renderonly
*ro
,
62 const struct pipe_screen_config
*config
)
64 return vc4_screen_create(ro
->gpu_fd
, ro
);