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 | |
27 | u64 |
28 | nvif_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 | |
41 | void |
42 | nvif_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 | |
50 | int |
51 | nvif_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 | |