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iio: adc: palmas_gpadc: retrieve a valid iio_dev in suspend/resume

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commit d1aaf20ee6 upstream.

The suspend/resume functions were using dev_to_iio_dev() to get
the iio_dev. That only works on IIO dev's.  Use dev_get_drvdata()
for a platform device to get the correct iio_dev.

Signed-off-by: Alison Schofield <amsfield22@gmail.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alison Schofield
2017-01-16 11:27:52 -08:00
committed by Greg Kroah-Hartman
parent db0e02ef6b
commit 54d2ccc400
1 changed files with 2 additions and 2 deletions
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4
drivers/iio/adc/palmas_gpadc.c
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@@ -775,7 +775,7 @@ static int palmas_adc_wakeup_reset(struct palmas_gpadc *adc)
static int palmas_gpadc_suspend(struct device *dev)
{
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct palmas_gpadc *adc = iio_priv(indio_dev);
int wakeup = adc->wakeup1_enable || adc->wakeup2_enable;
int ret;
@@ -798,7 +798,7 @@ static int palmas_gpadc_suspend(struct device *dev)
static int palmas_gpadc_resume(struct device *dev)
{
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct palmas_gpadc *adc = iio_priv(indio_dev);
int wakeup = adc->wakeup1_enable || adc->wakeup2_enable;
int ret;