sound/soc/meson/meson-card.h

   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 */