1 | /* |
2 | * Copyright 2018 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 | #include <nvif/user.h> |
23 | #include <nvif/device.h> |
24 | |
25 | #include <nvif/class.h> |
26 | |
27 | void |
28 | nvif_user_dtor(struct nvif_device *device) |
29 | { |
30 | if (device->user.func) { |
31 | nvif_object_dtor(&device->user.object); |
32 | device->user.func = NULL; |
33 | } |
34 | } |
35 | |
36 | int |
37 | nvif_user_ctor(struct nvif_device *device, const char *name) |
38 | { |
39 | struct { |
40 | s32 oclass; |
41 | int version; |
42 | const struct nvif_user_func *func; |
43 | } users[] = { |
44 | { AMPERE_USERMODE_A, -1, &nvif_userc361 }, |
45 | { TURING_USERMODE_A, -1, &nvif_userc361 }, |
46 | { VOLTA_USERMODE_A, -1, &nvif_userc361 }, |
47 | {} |
48 | }; |
49 | int cid, ret; |
50 | |
51 | if (device->user.func) |
52 | return 0; |
53 | |
54 | cid = nvif_mclass(&device->object, users); |
55 | if (cid < 0) |
56 | return cid; |
57 | |
58 | ret = nvif_object_ctor(&device->object, name ? name : "nvifUsermode" , |
59 | 0, users[cid].oclass, NULL, 0, |
60 | &device->user.object); |
61 | if (ret) |
62 | return ret; |
63 | |
64 | nvif_object_map(&device->user.object, NULL, 0); |
65 | device->user.func = users[cid].func; |
66 | return 0; |
67 | } |
68 | |