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