Print a proper error message if we're missing the trigger
IRQ.
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
---
drivers/iio/common/st_sensors/st_sensors_trigger.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/iio/common/st_sensors/st_sensors_trigger.c b/drivers/iio/common/st_sensors/st_sensors_trigger.c
index 8d8ca6f1e16a..3e907040c2c7 100644
--- a/drivers/iio/common/st_sensors/st_sensors_trigger.c
+++ b/drivers/iio/common/st_sensors/st_sensors_trigger.c
@@ -37,8 +37,10 @@ int st_sensors_allocate_trigger(struct iio_dev *indio_dev,
IRQF_TRIGGER_RISING,
sdata->trig->name,
sdata->trig);
- if (err)
+ if (err) {
+ dev_err(&indio_dev->dev, "failed to request trigger IRQ.\n");
goto request_irq_error;
+ }
iio_trigger_set_drvdata(sdata->trig, indio_dev);
sdata->trig->ops = trigger_ops;
--
1.9.3
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