msm_device.c revision b8e80941 
1/*
2 * Copyright (C) 2012-2018 Rob Clark <robclark@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 * 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:
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 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 FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors:
24 *    Rob Clark <robclark@freedesktop.org>
25 */
26
27#include <sys/types.h>
28#include <sys/stat.h>
29#include <unistd.h>
30
31#include "msm_priv.h"
32
33static void msm_device_destroy(struct fd_device *dev)
34{
35	struct msm_device *msm_dev = to_msm_device(dev);
36	free(msm_dev);
37}
38
39static const struct fd_device_funcs funcs = {
40		.bo_new_handle = msm_bo_new_handle,
41		.bo_from_handle = msm_bo_from_handle,
42		.pipe_new = msm_pipe_new,
43		.destroy = msm_device_destroy,
44};
45
46struct fd_device * msm_device_new(int fd)
47{
48	struct msm_device *msm_dev;
49	struct fd_device *dev;
50
51	msm_dev = calloc(1, sizeof(*msm_dev));
52	if (!msm_dev)
53		return NULL;
54
55	dev = &msm_dev->base;
56	dev->funcs = &funcs;
57
58	dev->bo_size = sizeof(struct msm_bo);
59
60	return dev;
61}
62