1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * hdmi-audio.c -- OMAP4+ DSS HDMI audio support library
4  *
5  * Copyright (C) 2014 Texas Instruments Incorporated - https://www.ti.com
6  *
7  * Author: Jyri Sarha <jsarha@ti.com>
8  */
9 
10 #ifndef __OMAP_HDMI_AUDIO_H__
11 #define __OMAP_HDMI_AUDIO_H__
12 
13 #include <linux/platform_data/omapdss.h>
14 
15 struct omap_dss_audio {
16 	struct snd_aes_iec958 *iec;
17 	struct snd_cea_861_aud_if *cea;
18 };
19 
20 struct omap_hdmi_audio_ops {
21 	int (*audio_startup)(struct device *dev,
22 			     void (*abort_cb)(struct device *dev));
23 	int (*audio_shutdown)(struct device *dev);
24 	int (*audio_start)(struct device *dev);
25 	void (*audio_stop)(struct device *dev);
26 	int (*audio_config)(struct device *dev,
27 			    struct omap_dss_audio *dss_audio);
28 };
29 
30 /* HDMI audio initalization data */
31 struct omap_hdmi_audio_pdata {
32 	struct device *dev;
33 	unsigned int version;
34 	phys_addr_t audio_dma_addr;
35 
36 	const struct omap_hdmi_audio_ops *ops;
37 };
38 
39 #endif /* __OMAP_HDMI_AUDIO_H__ */
40