1a04d0423SBen Skeggs /*
2a04d0423SBen Skeggs * Copyright 2013 Red Hat Inc.
3a04d0423SBen Skeggs *
4a04d0423SBen Skeggs * Permission is hereby granted, free of charge, to any person obtaining a
5a04d0423SBen Skeggs * copy of this software and associated documentation files (the "Software"),
6a04d0423SBen Skeggs * to deal in the Software without restriction, including without limitation
7a04d0423SBen Skeggs * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8a04d0423SBen Skeggs * and/or sell copies of the Software, and to permit persons to whom the
9a04d0423SBen Skeggs * Software is furnished to do so, subject to the following conditions:
10a04d0423SBen Skeggs *
11a04d0423SBen Skeggs * The above copyright notice and this permission notice shall be included in
12a04d0423SBen Skeggs * all copies or substantial portions of the Software.
13a04d0423SBen Skeggs *
14a04d0423SBen Skeggs * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15a04d0423SBen Skeggs * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16a04d0423SBen Skeggs * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17a04d0423SBen Skeggs * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18a04d0423SBen Skeggs * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19a04d0423SBen Skeggs * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20a04d0423SBen Skeggs * OTHER DEALINGS IN THE SOFTWARE.
21a04d0423SBen Skeggs *
22a04d0423SBen Skeggs * Authors: Ben Skeggs <bskeggs@redhat.com>
23a04d0423SBen Skeggs */
24a04d0423SBen Skeggs
25c39f472eSBen Skeggs #include <nvif/client.h>
26c39f472eSBen Skeggs #include <nvif/driver.h>
27c39f472eSBen Skeggs #include <nvif/ioctl.h>
28a04d0423SBen Skeggs
2904b88677SBen Skeggs #include <nvif/class.h>
3004b88677SBen Skeggs #include <nvif/if0000.h>
3104b88677SBen Skeggs
32a04d0423SBen Skeggs int
nvif_client_ioctl(struct nvif_client * client,void * data,u32 size)33a04d0423SBen Skeggs nvif_client_ioctl(struct nvif_client *client, void *data, u32 size)
34a04d0423SBen Skeggs {
35*59f216cfSBen Skeggs return client->driver->ioctl(client->object.priv, data, size, NULL);
36a04d0423SBen Skeggs }
37a04d0423SBen Skeggs
38a04d0423SBen Skeggs int
nvif_client_suspend(struct nvif_client * client)39a04d0423SBen Skeggs nvif_client_suspend(struct nvif_client *client)
40a04d0423SBen Skeggs {
41a01ca78cSBen Skeggs return client->driver->suspend(client->object.priv);
42a04d0423SBen Skeggs }
43a04d0423SBen Skeggs
44a04d0423SBen Skeggs int
nvif_client_resume(struct nvif_client * client)45a04d0423SBen Skeggs nvif_client_resume(struct nvif_client *client)
46a04d0423SBen Skeggs {
47a01ca78cSBen Skeggs return client->driver->resume(client->object.priv);
48a04d0423SBen Skeggs }
49a04d0423SBen Skeggs
50a04d0423SBen Skeggs void
nvif_client_dtor(struct nvif_client * client)516db25fb1SBen Skeggs nvif_client_dtor(struct nvif_client *client)
52a04d0423SBen Skeggs {
539ac596a4SBen Skeggs nvif_object_dtor(&client->object);
54a04d0423SBen Skeggs if (client->driver) {
5505da248bSBen Skeggs if (client->driver->fini)
56a01ca78cSBen Skeggs client->driver->fini(client->object.priv);
57a04d0423SBen Skeggs client->driver = NULL;
58a04d0423SBen Skeggs }
59a04d0423SBen Skeggs }
60a04d0423SBen Skeggs
61a04d0423SBen Skeggs int
nvif_client_ctor(struct nvif_client * parent,const char * name,u64 device,struct nvif_client * client)626db25fb1SBen Skeggs nvif_client_ctor(struct nvif_client *parent, const char *name, u64 device,
6304b88677SBen Skeggs struct nvif_client *client)
64a04d0423SBen Skeggs {
6504b88677SBen Skeggs struct nvif_client_v0 args = { .device = device };
6699d4d36aSBen Skeggs struct {
6799d4d36aSBen Skeggs struct nvif_ioctl_v0 ioctl;
6899d4d36aSBen Skeggs struct nvif_ioctl_nop_v0 nop;
6904b88677SBen Skeggs } nop = {};
7004b88677SBen Skeggs int ret;
71a04d0423SBen Skeggs
7204b88677SBen Skeggs strncpy(args.name, name, sizeof(args.name));
739ac596a4SBen Skeggs ret = nvif_object_ctor(parent != client ? &parent->object : NULL,
749ac596a4SBen Skeggs name ? name : "nvifClient", 0,
759ac596a4SBen Skeggs NVIF_CLASS_CLIENT, &args, sizeof(args),
7604b88677SBen Skeggs &client->object);
77a04d0423SBen Skeggs if (ret)
78a04d0423SBen Skeggs return ret;
79a04d0423SBen Skeggs
80a01ca78cSBen Skeggs client->object.client = client;
81a01ca78cSBen Skeggs client->object.handle = ~0;
82a01ca78cSBen Skeggs client->route = NVIF_IOCTL_V0_ROUTE_NVIF;
8304b88677SBen Skeggs client->driver = parent->driver;
84a04d0423SBen Skeggs
8599d4d36aSBen Skeggs if (ret == 0) {
8604b88677SBen Skeggs ret = nvif_client_ioctl(client, &nop, sizeof(nop));
8704b88677SBen Skeggs client->version = nop.nop.version;
8899d4d36aSBen Skeggs }
8999d4d36aSBen Skeggs
90a04d0423SBen Skeggs if (ret)
916db25fb1SBen Skeggs nvif_client_dtor(client);
92a04d0423SBen Skeggs return ret;
93a04d0423SBen Skeggs }
94