1/*
2 * Copyright 2014 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/device.h>
26
27u64
28nvif_device_time(struct nvif_device *device)
29{
30	if (!device->user.func) {
31		struct nv_device_time_v0 args = {};
32		int ret = nvif_object_mthd(&device->object, NV_DEVICE_V0_TIME,
33					   &args, sizeof(args));
34		WARN_ON_ONCE(ret != 0);
35		return args.time;
36	}
37
38	return device->user.func->time(&device->user);
39}
40
41void
42nvif_device_dtor(struct nvif_device *device)
43{
44	nvif_user_dtor(device);
45	kfree(device->runlist);
46	device->runlist = NULL;
47	nvif_object_dtor(&device->object);
48}
49
50int
51nvif_device_ctor(struct nvif_object *parent, const char *name, u32 handle,
52		 s32 oclass, void *data, u32 size, struct nvif_device *device)
53{
54	int ret = nvif_object_ctor(parent, name ? name : "nvifDevice", handle,
55				   oclass, data, size, &device->object);
56	device->runlist = NULL;
57	device->user.func = NULL;
58	if (ret == 0) {
59		device->info.version = 0;
60		ret = nvif_object_mthd(&device->object, NV_DEVICE_V0_INFO,
61				       &device->info, sizeof(device->info));
62	}
63	return ret;
64}
65