1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * Copyright 2018 Red Hat Inc.
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * Permission is hereby granted, free of charge, to any person obtaining a
5*4882a593Smuzhiyun * copy of this software and associated documentation files (the "Software"),
6*4882a593Smuzhiyun * to deal in the Software without restriction, including without limitation
7*4882a593Smuzhiyun * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8*4882a593Smuzhiyun * and/or sell copies of the Software, and to permit persons to whom the
9*4882a593Smuzhiyun * Software is furnished to do so, subject to the following conditions:
10*4882a593Smuzhiyun *
11*4882a593Smuzhiyun * The above copyright notice and this permission notice shall be included in
12*4882a593Smuzhiyun * all copies or substantial portions of the Software.
13*4882a593Smuzhiyun *
14*4882a593Smuzhiyun * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15*4882a593Smuzhiyun * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16*4882a593Smuzhiyun * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17*4882a593Smuzhiyun * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18*4882a593Smuzhiyun * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19*4882a593Smuzhiyun * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20*4882a593Smuzhiyun * OTHER DEALINGS IN THE SOFTWARE.
21*4882a593Smuzhiyun */
22*4882a593Smuzhiyun #include <nvif/user.h>
23*4882a593Smuzhiyun #include <nvif/device.h>
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun #include <nvif/class.h>
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun void
nvif_user_dtor(struct nvif_device * device)28*4882a593Smuzhiyun nvif_user_dtor(struct nvif_device *device)
29*4882a593Smuzhiyun {
30*4882a593Smuzhiyun if (device->user.func) {
31*4882a593Smuzhiyun nvif_object_dtor(&device->user.object);
32*4882a593Smuzhiyun device->user.func = NULL;
33*4882a593Smuzhiyun }
34*4882a593Smuzhiyun }
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun int
nvif_user_ctor(struct nvif_device * device,const char * name)37*4882a593Smuzhiyun nvif_user_ctor(struct nvif_device *device, const char *name)
38*4882a593Smuzhiyun {
39*4882a593Smuzhiyun struct {
40*4882a593Smuzhiyun s32 oclass;
41*4882a593Smuzhiyun int version;
42*4882a593Smuzhiyun const struct nvif_user_func *func;
43*4882a593Smuzhiyun } users[] = {
44*4882a593Smuzhiyun { VOLTA_USERMODE_A, -1, &nvif_userc361 },
45*4882a593Smuzhiyun {}
46*4882a593Smuzhiyun };
47*4882a593Smuzhiyun int cid, ret;
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun if (device->user.func)
50*4882a593Smuzhiyun return 0;
51*4882a593Smuzhiyun
52*4882a593Smuzhiyun cid = nvif_mclass(&device->object, users);
53*4882a593Smuzhiyun if (cid < 0)
54*4882a593Smuzhiyun return cid;
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun ret = nvif_object_ctor(&device->object, name ? name : "nvifUsermode",
57*4882a593Smuzhiyun 0, users[cid].oclass, NULL, 0,
58*4882a593Smuzhiyun &device->user.object);
59*4882a593Smuzhiyun if (ret)
60*4882a593Smuzhiyun return ret;
61*4882a593Smuzhiyun
62*4882a593Smuzhiyun nvif_object_map(&device->user.object, NULL, 0);
63*4882a593Smuzhiyun device->user.func = users[cid].func;
64*4882a593Smuzhiyun return 0;
65*4882a593Smuzhiyun }
66