diff options
| -rw-r--r-- | drivers/iio/industrialio-buffer.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c index 796376ac247..186f501e641 100644 --- a/drivers/iio/industrialio-buffer.c +++ b/drivers/iio/industrialio-buffer.c @@ -492,6 +492,20 @@ void iio_disable_all_buffers(struct iio_dev *indio_dev) indio_dev->setup_ops->postdisable(indio_dev); } +static void iio_buffer_update_bytes_per_datum(struct iio_dev *indio_dev, + struct iio_buffer *buffer) +{ + unsigned int bytes; + + if (!buffer->access->set_bytes_per_datum) + return; + + bytes = iio_compute_scan_bytes(indio_dev, buffer->scan_mask, + buffer->scan_timestamp); + + buffer->access->set_bytes_per_datum(buffer, bytes); +} + static int __iio_update_buffers(struct iio_dev *indio_dev, struct iio_buffer *insert_buffer, struct iio_buffer *remove_buffer) @@ -589,7 +603,8 @@ static int __iio_update_buffers(struct iio_dev *indio_dev, iio_compute_scan_bytes(indio_dev, indio_dev->active_scan_mask, indio_dev->scan_timestamp); - list_for_each_entry(buffer, &indio_dev->buffer_list, buffer_list) + list_for_each_entry(buffer, &indio_dev->buffer_list, buffer_list) { + iio_buffer_update_bytes_per_datum(indio_dev, buffer); if (buffer->access->request_update) { ret = buffer->access->request_update(buffer); if (ret) { @@ -598,6 +613,7 @@ static int __iio_update_buffers(struct iio_dev *indio_dev, goto error_run_postdisable; } } + } if (indio_dev->info->update_scan_mode) { ret = indio_dev->info ->update_scan_mode(indio_dev, |