client.c

 1/*
 2 * Copyright 2013 Red Hat Inc.
 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 shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: Ben Skeggs <bskeggs@redhat.com>
23 */
24
25#include <nvif/client.h>
26#include <nvif/driver.h>
27#include <nvif/ioctl.h>
28
29#include <nvif/class.h>
30#include <nvif/if0000.h>
31
32int
33nvif_client_suspend(struct nvif_client *client, bool runtime)
34{
35	return client->driver->suspend(client->object.priv, runtime);
36}
37
38int
39nvif_client_resume(struct nvif_client *client)
40{
41	return client->driver->resume(client->object.priv);
42}
43
44void
45nvif_client_dtor(struct nvif_client *client)
46{
47	nvif_object_dtor(&client->object);
48	client->driver = NULL;
49}
50
51int
52nvif_client_ctor(struct nvif_client *parent, const char *name, struct nvif_client *client)
53{
54	struct nvif_client_v0 args = {};
55	int ret;
56
57	strscpy_pad(args.name, name, sizeof(args.name));
58	ret = nvif_object_ctor(parent != client ? &parent->object : NULL,
59			       name ? name : "nvifClient", 0,
60			       NVIF_CLASS_CLIENT, &args, sizeof(args),
61			       &client->object);
62	if (ret)
63		return ret;
64
65	client->object.client = client;
66	client->object.handle = ~0;
67	client->driver = parent->driver;
68	return 0;
69}