xref: /OK3568_Linux_fs/kernel/sound/soc/meson/meson-card.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (c) 2020 BayLibre, SAS.
4*4882a593Smuzhiyun  * Author: Jerome Brunet <jbrunet@baylibre.com>
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef _MESON_SND_CARD_H
8*4882a593Smuzhiyun #define _MESON_SND_CARD_H
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun struct device_node;
11*4882a593Smuzhiyun struct platform_device;
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun struct snd_soc_card;
14*4882a593Smuzhiyun struct snd_pcm_substream;
15*4882a593Smuzhiyun struct snd_pcm_hw_params;
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #define DT_PREFIX "amlogic,"
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun struct meson_card_match_data {
20*4882a593Smuzhiyun 	int (*add_link)(struct snd_soc_card *card,
21*4882a593Smuzhiyun 			struct device_node *node,
22*4882a593Smuzhiyun 			int *index);
23*4882a593Smuzhiyun };
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun struct meson_card {
26*4882a593Smuzhiyun 	const struct meson_card_match_data *match_data;
27*4882a593Smuzhiyun 	struct snd_soc_card card;
28*4882a593Smuzhiyun 	void **link_data;
29*4882a593Smuzhiyun };
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun unsigned int meson_card_parse_daifmt(struct device_node *node,
32*4882a593Smuzhiyun 				     struct device_node *cpu_node);
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun int meson_card_i2s_set_sysclk(struct snd_pcm_substream *substream,
35*4882a593Smuzhiyun 			      struct snd_pcm_hw_params *params,
36*4882a593Smuzhiyun 			      unsigned int mclk_fs);
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun int meson_card_reallocate_links(struct snd_soc_card *card,
39*4882a593Smuzhiyun 				unsigned int num_links);
40*4882a593Smuzhiyun int meson_card_parse_dai(struct snd_soc_card *card,
41*4882a593Smuzhiyun 			 struct device_node *node,
42*4882a593Smuzhiyun 			 struct device_node **dai_of_node,
43*4882a593Smuzhiyun 			 const char **dai_name);
44*4882a593Smuzhiyun int meson_card_set_be_link(struct snd_soc_card *card,
45*4882a593Smuzhiyun 			   struct snd_soc_dai_link *link,
46*4882a593Smuzhiyun 			   struct device_node *node);
47*4882a593Smuzhiyun int meson_card_set_fe_link(struct snd_soc_card *card,
48*4882a593Smuzhiyun 			   struct snd_soc_dai_link *link,
49*4882a593Smuzhiyun 			   struct device_node *node,
50*4882a593Smuzhiyun 			   bool is_playback);
51*4882a593Smuzhiyun 
52*4882a593Smuzhiyun int meson_card_probe(struct platform_device *pdev);
53*4882a593Smuzhiyun int meson_card_remove(struct platform_device *pdev);
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun #endif /* _MESON_SND_CARD_H */
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