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Subject[PATCH v3 06/15] ASoC: cs42l42: Remove power if the driver is being removed
Date
Ensure the power supplies are turned off when removing the driver

Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
---
Changes in v3:
- Free IRQ before pm_suspend

Changes in v2:
- Use PM functions to shutdown the codec
- Disable IRQ before pm_suspend

sound/soc/codecs/cs42l42.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c
index 811b7b1c9732e..f61404de139b0 100644
--- 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;
}
--
2.30.1
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