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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /sound/soc/codecs/bt-sco.c
Initial import
Diffstat (limited to 'sound/soc/codecs/bt-sco.c')
-rw-r--r--sound/soc/codecs/bt-sco.c90
1 files changed, 90 insertions, 0 deletions
diff --git a/sound/soc/codecs/bt-sco.c b/sound/soc/codecs/bt-sco.c
new file mode 100644
index 000000000..e7238b890
--- /dev/null
+++ b/sound/soc/codecs/bt-sco.c
@@ -0,0 +1,90 @@
+/*
+ * Driver for generic Bluetooth SCO link
+ * Copyright 2011 Lars-Peter Clausen <lars@metafoo.de>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include <sound/soc.h>
+
+static const struct snd_soc_dapm_widget bt_sco_widgets[] = {
+ SND_SOC_DAPM_INPUT("RX"),
+ SND_SOC_DAPM_OUTPUT("TX"),
+};
+
+static const struct snd_soc_dapm_route bt_sco_routes[] = {
+ { "Capture", NULL, "RX" },
+ { "TX", NULL, "Playback" },
+};
+
+static struct snd_soc_dai_driver bt_sco_dai = {
+ .name = "bt-sco-pcm",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 1,
+ .channels_max = 1,
+ .rates = SNDRV_PCM_RATE_8000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 1,
+ .rates = SNDRV_PCM_RATE_8000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+};
+
+static struct snd_soc_codec_driver soc_codec_dev_bt_sco = {
+ .dapm_widgets = bt_sco_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(bt_sco_widgets),
+ .dapm_routes = bt_sco_routes,
+ .num_dapm_routes = ARRAY_SIZE(bt_sco_routes),
+};
+
+static int bt_sco_probe(struct platform_device *pdev)
+{
+ return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_bt_sco,
+ &bt_sco_dai, 1);
+}
+
+static int bt_sco_remove(struct platform_device *pdev)
+{
+ snd_soc_unregister_codec(&pdev->dev);
+
+ return 0;
+}
+
+static struct platform_device_id bt_sco_driver_ids[] = {
+ {
+ .name = "dfbmcs320",
+ },
+ {
+ .name = "bt-sco",
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(platform, bt_sco_driver_ids);
+
+static struct platform_driver bt_sco_driver = {
+ .driver = {
+ .name = "bt-sco",
+ },
+ .probe = bt_sco_probe,
+ .remove = bt_sco_remove,
+ .id_table = bt_sco_driver_ids,
+};
+
+module_platform_driver(bt_sco_driver);
+
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_DESCRIPTION("ASoC generic bluetooth sco link driver");
+MODULE_LICENSE("GPL");