ASoC: cs42l42: Remove power if the driver is being removed

Ensure the power supplies are turned off when removing the driver

Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20210306185553.62053-7-tanureal@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c
index 811b7b1..f61404d 100644 (file)
--- a/sound/soc/codecs/cs42l42.c
+++ b/sound/soc/codecs/cs42l42.c
@@ -25,6 +25,7 @@
 #include <linux/of.h>
 #include <linux/of_gpio.h>
 #include <linux/of_device.h>
+#include <linux/pm_runtime.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
@@ -1842,8 +1843,9 @@ static int cs42l42_i2c_remove(struct i2c_client *i2c_client)
 {
        struct cs42l42_private *cs42l42 = i2c_get_clientdata(i2c_client);
 
-       /* Hold down reset */
-       gpiod_set_value_cansleep(cs42l42->reset_gpio, 0);
+       devm_free_irq(&i2c_client->dev, i2c_client->irq, cs42l42);
+       pm_runtime_suspend(&i2c_client->dev);
+       pm_runtime_disable(&i2c_client->dev);
 
        return 0;
 }