1 /*
2 * Copyright 2021 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/conn.h>
23 #include <nvif/disp.h>
24 #include <nvif/printf.h>
25
26 #include <nvif/class.h>
27 #include <nvif/if0011.h>
28
29 int
nvif_conn_hpd_status(struct nvif_conn * conn)30 nvif_conn_hpd_status(struct nvif_conn *conn)
31 {
32 struct nvif_conn_hpd_status_v0 args;
33 int ret;
34
35 args.version = 0;
36
37 ret = nvif_mthd(&conn->object, NVIF_CONN_V0_HPD_STATUS, &args, sizeof(args));
38 NVIF_ERRON(ret, &conn->object, "[HPD_STATUS] support:%d present:%d",
39 args.support, args.present);
40 return ret ? ret : !!args.support + !!args.present;
41 }
42
43 void
nvif_conn_dtor(struct nvif_conn * conn)44 nvif_conn_dtor(struct nvif_conn *conn)
45 {
46 nvif_object_dtor(&conn->object);
47 }
48
49 int
nvif_conn_ctor(struct nvif_disp * disp,const char * name,int id,struct nvif_conn * conn)50 nvif_conn_ctor(struct nvif_disp *disp, const char *name, int id, struct nvif_conn *conn)
51 {
52 struct nvif_conn_v0 args;
53 int ret;
54
55 args.version = 0;
56 args.id = id;
57
58 ret = nvif_object_ctor(&disp->object, name ?: "nvifConn", id, NVIF_CLASS_CONN,
59 &args, sizeof(args), &conn->object);
60 NVIF_ERRON(ret, &disp->object, "[NEW conn id:%d]", id);
61 return ret;
62 }
63