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path: root/drivers/iio/light/cm3605.c
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Diffstat (limited to 'drivers/iio/light/cm3605.c')
-rw-r--r--drivers/iio/light/cm3605.c29
1 files changed, 15 insertions, 14 deletions
diff --git a/drivers/iio/light/cm3605.c b/drivers/iio/light/cm3605.c
index 4c83953672be..3e7fb16ab1f6 100644
--- a/drivers/iio/light/cm3605.c
+++ b/drivers/iio/light/cm3605.c
@@ -159,6 +159,7 @@ static int cm3605_probe(struct platform_device *pdev)
struct device_node *np = dev->of_node;
enum iio_chan_type ch_type;
u32 rset;
+ int irq;
int ret;
indio_dev = devm_iio_device_alloc(dev, sizeof(*cm3605));
@@ -195,12 +196,9 @@ static int cm3605_probe(struct platform_device *pdev)
cm3605->aout = devm_iio_channel_get(dev, "aout");
if (IS_ERR(cm3605->aout)) {
- if (PTR_ERR(cm3605->aout) == -ENODEV) {
- dev_err(dev, "no ADC, deferring...\n");
- return -EPROBE_DEFER;
- }
- dev_err(dev, "failed to get AOUT ADC channel\n");
- return PTR_ERR(cm3605->aout);
+ ret = PTR_ERR(cm3605->aout);
+ ret = (ret == -ENODEV) ? -EPROBE_DEFER : ret;
+ return dev_err_probe(dev, ret, "failed to get AOUT ADC channel\n");
}
ret = iio_get_channel_type(cm3605->aout, &ch_type);
if (ret < 0)
@@ -211,10 +209,10 @@ static int cm3605_probe(struct platform_device *pdev)
}
cm3605->vdd = devm_regulator_get(dev, "vdd");
- if (IS_ERR(cm3605->vdd)) {
- dev_err(dev, "failed to get VDD regulator\n");
- return PTR_ERR(cm3605->vdd);
- }
+ if (IS_ERR(cm3605->vdd))
+ return dev_err_probe(dev, PTR_ERR(cm3605->vdd),
+ "failed to get VDD regulator\n");
+
ret = regulator_enable(cm3605->vdd);
if (ret) {
dev_err(dev, "failed to enable VDD regulator\n");
@@ -223,13 +221,16 @@ static int cm3605_probe(struct platform_device *pdev)
cm3605->aset = devm_gpiod_get(dev, "aset", GPIOD_OUT_HIGH);
if (IS_ERR(cm3605->aset)) {
- dev_err(dev, "no ASET GPIO\n");
- ret = PTR_ERR(cm3605->aset);
+ ret = dev_err_probe(dev, PTR_ERR(cm3605->aset), "no ASET GPIO\n");
goto out_disable_vdd;
}
- ret = devm_request_threaded_irq(dev, platform_get_irq(pdev, 0),
- cm3605_prox_irq, NULL, 0, "cm3605", indio_dev);
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0)
+ return dev_err_probe(dev, irq, "failed to get irq\n");
+
+ ret = devm_request_threaded_irq(dev, irq, cm3605_prox_irq,
+ NULL, 0, "cm3605", indio_dev);
if (ret) {
dev_err(dev, "unable to request IRQ\n");
goto out_disable_aset;