[PATCH 4/4] staging: iio: ad7150: clean up of comments

[Melissa Wen]

General cleaning of comments to remove useless information or improve
description.

Signed-off-by: Melissa Wen <melissa.srw at gmail.com>
---
 drivers/staging/iio/cdc/ad7150.c | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/drivers/staging/iio/cdc/ad7150.c b/drivers/staging/iio/cdc/ad7150.c
index 3a4572a9e5ec..775818b0761e 100644
--- a/drivers/staging/iio/cdc/ad7150.c
+++ b/drivers/staging/iio/cdc/ad7150.c
@@ -162,7 +162,8 @@ static int ad7150_read_event_config(struct iio_dev *indio_dev,
 	return -EINVAL;
 }
 
-/* lock should be held */
+/* state_lock should be held to ensure consistent state*/
+
 static int ad7150_write_event_params(struct iio_dev *indio_dev,
 				     unsigned int chan,
 				     enum iio_event_type type,
@@ -484,10 +485,6 @@ static const struct iio_chan_spec ad7150_channels[] = {
 	},
 };
 
-/*
- * threshold events
- */
-
 static irqreturn_t ad7150_event_handler(int irq, void *private)
 {
 	struct iio_dev *indio_dev = private;
@@ -576,10 +573,6 @@ static const struct iio_info ad7150_info = {
 	.write_event_value = &ad7150_write_event_value,
 };
 
-/*
- * device probe and remove
- */
-
 static int ad7150_probe(struct i2c_client *client,
 			const struct i2c_device_id *id)
 {
-- 
2.20.1