sound/soc/meson/axg-tdm-formatter.h

   1 /* SPDX-License-Identifier: (GPL-2.0 OR MIT)
   2  *
   3  * Copyright (c) 2018 Baylibre SAS.
   4  * Author: Jerome Brunet <jbrunet@baylibre.com>
   5  */
   6
   7 #ifndef _MESON_AXG_TDM_FORMATTER_H
   8 #define _MESON_AXG_TDM_FORMATTER_H
   9
  10 #include "axg-tdm.h"
  11
  12 struct platform_device;
  13 struct regmap;
  14 struct snd_soc_dapm_widget;
  15 struct snd_kcontrol;
  16
  17 struct axg_tdm_formatter_hw {
  18         unsigned int skew_offset;
  19         bool invert_sclk;
  20 };
  21
  22 struct axg_tdm_formatter_ops {
  23         struct axg_tdm_stream *(*get_stream)(struct snd_soc_dapm_widget *w);
  24         void (*enable)(struct regmap *map);
  25         void (*disable)(struct regmap *map);
  26         int (*prepare)(struct regmap *map,
  27                        const struct axg_tdm_formatter_hw *quirks,
  28                        struct axg_tdm_stream *ts);
  29 };
  30
  31 struct axg_tdm_formatter_driver {
  32         const struct snd_soc_component_driver *component_drv;
  33         const struct regmap_config *regmap_cfg;
  34         const struct axg_tdm_formatter_ops *ops;
  35         const struct axg_tdm_formatter_hw *quirks;
  36 };
  37
  38 int axg_tdm_formatter_set_channel_masks(struct regmap *map,
  39                                         struct axg_tdm_stream *ts,
  40                                         unsigned int offset);
  41 int axg_tdm_formatter_event(struct snd_soc_dapm_widget *w,
  42                             struct snd_kcontrol *control,
  43                             int event);
  44 int axg_tdm_formatter_probe(struct platform_device *pdev);
  45
  46 #endif /* _MESON_AXG_TDM_FORMATTER_H */