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path: root/drivers/iio/adc/ab8500-gpadc.c
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Diffstat (limited to 'drivers/iio/adc/ab8500-gpadc.c')
-rw-r--r--drivers/iio/adc/ab8500-gpadc.c19
1 files changed, 6 insertions, 13 deletions
diff --git a/drivers/iio/adc/ab8500-gpadc.c b/drivers/iio/adc/ab8500-gpadc.c
index 4fa2126a354b..8eaa1dd6a89b 100644
--- a/drivers/iio/adc/ab8500-gpadc.c
+++ b/drivers/iio/adc/ab8500-gpadc.c
@@ -607,7 +607,6 @@ static int ab8500_gpadc_read(struct ab8500_gpadc *gpadc,
}
/* This eventually drops the regulator */
- pm_runtime_mark_last_busy(gpadc->dev);
pm_runtime_put_autosuspend(gpadc->dev);
return (high_data << 8) | low_data;
@@ -1021,14 +1020,13 @@ static int ab8500_gpadc_parse_channel(struct device *dev,
/**
* ab8500_gpadc_parse_channels() - Parse the GPADC channels from DT
* @gpadc: the GPADC to configure the channels for
- * @chans: the IIO channels we parsed
- * @nchans: the number of IIO channels we parsed
+ * @chans_parsed: the IIO channels we parsed
+ * @nchans_parsed: the number of IIO channels we parsed
*/
static int ab8500_gpadc_parse_channels(struct ab8500_gpadc *gpadc,
struct iio_chan_spec **chans_parsed,
unsigned int *nchans_parsed)
{
- struct fwnode_handle *child;
struct ab8500_gpadc_chan_info *ch;
struct iio_chan_spec *iio_chans;
unsigned int nchans;
@@ -1052,7 +1050,7 @@ static int ab8500_gpadc_parse_channels(struct ab8500_gpadc *gpadc,
return -ENOMEM;
i = 0;
- device_for_each_child_node(gpadc->dev, child) {
+ device_for_each_child_node_scoped(gpadc->dev, child) {
struct iio_chan_spec *iio_chan;
int ret;
@@ -1062,7 +1060,6 @@ static int ab8500_gpadc_parse_channels(struct ab8500_gpadc *gpadc,
ret = ab8500_gpadc_parse_channel(gpadc->dev, child, ch,
iio_chan);
if (ret) {
- fwnode_handle_put(child);
return ret;
}
i++;
@@ -1099,14 +1096,12 @@ static int ab8500_gpadc_probe(struct platform_device *pdev)
gpadc->irq_sw = platform_get_irq_byname(pdev, "SW_CONV_END");
if (gpadc->irq_sw < 0)
- return dev_err_probe(dev, gpadc->irq_sw,
- "failed to get platform sw_conv_end irq\n");
+ return gpadc->irq_sw;
if (is_ab8500(gpadc->ab8500)) {
gpadc->irq_hw = platform_get_irq_byname(pdev, "HW_CONV_END");
if (gpadc->irq_hw < 0)
- return dev_err_probe(dev, gpadc->irq_hw,
- "failed to get platform hw_conv_end irq\n");
+ return gpadc->irq_hw;
} else {
gpadc->irq_hw = 0;
}
@@ -1181,7 +1176,7 @@ out_dis_pm:
return ret;
}
-static int ab8500_gpadc_remove(struct platform_device *pdev)
+static void ab8500_gpadc_remove(struct platform_device *pdev)
{
struct iio_dev *indio_dev = platform_get_drvdata(pdev);
struct ab8500_gpadc *gpadc = iio_priv(indio_dev);
@@ -1190,8 +1185,6 @@ static int ab8500_gpadc_remove(struct platform_device *pdev)
pm_runtime_put_noidle(gpadc->dev);
pm_runtime_disable(gpadc->dev);
regulator_disable(gpadc->vddadc);
-
- return 0;
}
static DEFINE_RUNTIME_DEV_PM_OPS(ab8500_gpadc_pm_ops,