sound/soc/codecs/bt-sco.c

   1 /*
   2  * Driver for generic Bluetooth SCO link
   3  * Copyright 2011 Lars-Peter Clausen <lars@metafoo.de>
   4  *
   5  *  This program is free software; you can redistribute  it and/or modify it
   6  *  under  the terms of  the GNU General  Public License as published by the
   7  *  Free Software Foundation;  either version 2 of the  License, or (at your
   8  *  option) any later version.
   9  *
  10  */
  11
  12 #include <linux/init.h>
  13 #include <linux/module.h>
  14 #include <linux/platform_device.h>
  15
  16 #include <sound/soc.h>
  17
  18 static struct snd_soc_dai_driver bt_sco_dai = {
  19         .name = "bt-sco-pcm",
  20         .playback = {
  21                 .channels_min = 1,
  22                 .channels_max = 1,
  23                 .rates = SNDRV_PCM_RATE_8000,
  24                 .formats = SNDRV_PCM_FMTBIT_S16_LE,
  25         },
  26         .capture = {
  27                 .channels_min = 1,
  28                 .channels_max = 1,
  29                 .rates = SNDRV_PCM_RATE_8000,
  30                 .formats = SNDRV_PCM_FMTBIT_S16_LE,
  31         },
  32 };
  33
  34 static struct snd_soc_codec_driver soc_codec_dev_bt_sco;
  35
  36 static int bt_sco_probe(struct platform_device *pdev)
  37 {
  38         return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_bt_sco,
  39                         &bt_sco_dai, 1);
  40 }
  41
  42 static int bt_sco_remove(struct platform_device *pdev)
  43 {
  44         snd_soc_unregister_codec(&pdev->dev);
  45
  46         return 0;
  47 }
  48
  49 static struct platform_device_id bt_sco_driver_ids[] = {
  50         {
  51                 .name           = "dfbmcs320",
  52         },
  53         {},
  54 };
  55 MODULE_DEVICE_TABLE(platform, bt_sco_driver_ids);
  56
  57 static struct platform_driver bt_sco_driver = {
  58         .driver = {
  59                 .name = "bt-sco",
  60                 .owner = THIS_MODULE,
  61         },
  62         .probe = bt_sco_probe,
  63         .remove = bt_sco_remove,
  64         .id_table = bt_sco_driver_ids,
  65 };
  66
  67 module_platform_driver(bt_sco_driver);
  68
  69 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
  70 MODULE_DESCRIPTION("ASoC generic bluethooth sco link driver");
  71 MODULE_LICENSE("GPL");