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/head.h>
23 #include <nvif/disp.h>
24 #include <nvif/printf.h>
25 
26 #include <nvif/class.h>
27 #include <nvif/if0013.h>
28 
29 int
nvif_head_vblank_event_ctor(struct nvif_head * head,const char * name,nvif_event_func func,bool wait,struct nvif_event * event)30 nvif_head_vblank_event_ctor(struct nvif_head *head, const char *name, nvif_event_func func,
31 			    bool wait, struct nvif_event *event)
32 {
33 	int ret = nvif_event_ctor(&head->object, name ?: "nvifHeadVBlank", nvif_head_id(head),
34 				  func, wait, NULL, 0, event);
35 	NVIF_ERRON(ret, &head->object, "[NEW EVENT:VBLANK]");
36 	return ret;
37 }
38 
39 void
nvif_head_dtor(struct nvif_head * head)40 nvif_head_dtor(struct nvif_head *head)
41 {
42 	nvif_object_dtor(&head->object);
43 }
44 
45 int
nvif_head_ctor(struct nvif_disp * disp,const char * name,int id,struct nvif_head * head)46 nvif_head_ctor(struct nvif_disp *disp, const char *name, int id, struct nvif_head *head)
47 {
48 	struct nvif_head_v0 args;
49 	int ret;
50 
51 	args.version = 0;
52 	args.id = id;
53 
54 	ret = nvif_object_ctor(&disp->object, name ? name : "nvifHead", id, NVIF_CLASS_HEAD,
55 			       &args, sizeof(args), &head->object);
56 	NVIF_ERRON(ret, &disp->object, "[NEW head id:%d]", args.id);
57 	return ret;
58 }
59