xref: /linux/drivers/gpu/drm/amd/display/dc/inc/hw/audio.h (revision e6a901a00822659181c93c86d8bbc2a17779fddc)
1 /*
2  * Copyright 2012-15 Advanced Micro Devices, 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  * Authors: AMD
23  *
24  */
25 
26 #ifndef __DAL_AUDIO_H__
27 #define __DAL_AUDIO_H__
28 
29 #include "audio_types.h"
30 
31 struct audio;
32 
33 struct audio_funcs {
34 
35 	bool (*endpoint_valid)(struct audio *audio);
36 
37 	void (*hw_init)(struct audio *audio);
38 
39 	void (*az_enable)(struct audio *audio);
40 
41 	void (*az_disable)(struct audio *audio);
42 
43 	void (*az_configure)(struct audio *audio,
44 		enum signal_type signal,
45 		const struct audio_crtc_info *crtc_info,
46 		const struct audio_info *audio_info,
47 		const struct audio_dp_link_info *dp_link_info);
48 
49 	void (*wall_dto_setup)(struct audio *audio,
50 		enum signal_type signal,
51 		const struct audio_crtc_info *crtc_info,
52 		const struct audio_pll_info *pll_info);
53 
54 	void (*destroy)(struct audio **audio);
55 };
56 
57 struct audio {
58 	const struct audio_funcs *funcs;
59 	struct dc_context *ctx;
60 	unsigned int inst;
61 	bool enabled;
62 };
63 
64 #endif  /* __DAL_AUDIO__ */
65