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