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authorMark Brown <broonie@opensource.wolfsonmicro.com>2009-06-13 22:30:18 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2009-06-13 22:30:18 +0100
commitb3b50b3f31775be5d2e441618bbc1c5cbee4d9f1 (patch)
tree22171b96e3138fcea12f9845bc3f26358c7bfa6a /sound/soc/codecs/wm8903.c
parent831dc0f10f7b2a4856094ff160c018bf19f77527 (diff)
ASoC: Add suspend and resume callbacks to Wolfson CODEC drivers
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/wm8903.c')
-rw-r--r--sound/soc/codecs/wm8903.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c
index 3ebd770463e..6239af8fdf7 100644
--- a/sound/soc/codecs/wm8903.c
+++ b/sound/soc/codecs/wm8903.c
@@ -1731,6 +1731,21 @@ static __devexit int wm8903_i2c_remove(struct i2c_client *client)
return 0;
}
+#ifdef CONFIG_PM
+static int wm8903_i2c_suspend(struct i2c_client *client, pm_message_t msg)
+{
+ return snd_soc_suspend_device(&client->dev);
+}
+
+static int wm8903_i2c_resume(struct i2c_client *client)
+{
+ return snd_soc_resume_device(&client->dev);
+}
+#else
+#define wm8903_i2c_suspend NULL
+#define wm8903_i2c_resume NULL
+#endif
+
/* i2c codec control layer */
static const struct i2c_device_id wm8903_i2c_id[] = {
{ "wm8903", 0 },
@@ -1745,6 +1760,8 @@ static struct i2c_driver wm8903_i2c_driver = {
},
.probe = wm8903_i2c_probe,
.remove = __devexit_p(wm8903_i2c_remove),
+ .suspend = wm8903_i2c_suspend,
+ .resume = wm8903_i2c_resume,
.id_table = wm8903_i2c_id,
};