diff options
| -rw-r--r-- | drivers/iio/light/opt3001.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/iio/light/opt3001.c b/drivers/iio/light/opt3001.c index 9594c9615dfb..2bce6cd5f4e4 100644 --- a/drivers/iio/light/opt3001.c +++ b/drivers/iio/light/opt3001.c @@ -103,7 +103,13 @@ struct opt3001_chip_info { struct opt3001 { struct i2c_client *client; + /* + * Ensure data capture and read-modify-write sequences are + * not interrupted. + */ struct mutex lock; + + /* Allows for IRQs to bypass locking mechanism */ bool ok_to_ignore_lock; bool result_ready; wait_queue_head_t result_ready_queue; |