diff options
| author | Jonathan Cameron | 2012-04-21 11:09:35 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2012-04-24 20:23:37 +0200 |
| commit | 420fe2e9471518f57a551d2114a54a0aa0c12ea3 (patch) | |
| tree | a044ba17d35238d2f31ecc62d099bbaa3471f467 /drivers/staging/iio/industrialio-buffer.c | |
| parent | staging:iio: scan_index_timestamp move to iio_dev from buffer (diff) | |
| download | kernel-qcow2-linux-420fe2e9471518f57a551d2114a54a0aa0c12ea3.tar.gz kernel-qcow2-linux-420fe2e9471518f57a551d2114a54a0aa0c12ea3.tar.xz kernel-qcow2-linux-420fe2e9471518f57a551d2114a54a0aa0c12ea3.zip | |
staging:iio: add caching of the number of bytes in a scan.
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/iio/industrialio-buffer.c')
| -rw-r--r-- | drivers/staging/iio/industrialio-buffer.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/staging/iio/industrialio-buffer.c b/drivers/staging/iio/industrialio-buffer.c index 03591619c74f..f6cb0abbc643 100644 --- a/drivers/staging/iio/industrialio-buffer.c +++ b/drivers/staging/iio/industrialio-buffer.c @@ -536,13 +536,13 @@ static int iio_compute_scan_bytes(struct iio_dev *indio_dev, const long *mask, int iio_sw_buffer_preenable(struct iio_dev *indio_dev) { struct iio_buffer *buffer = indio_dev->buffer; - unsigned bytes; dev_dbg(&indio_dev->dev, "%s\n", __func__); /* How much space will the demuxed element take? */ - bytes = iio_compute_scan_bytes(indio_dev, buffer->scan_mask, + indio_dev->scan_bytes = + iio_compute_scan_bytes(indio_dev, buffer->scan_mask, buffer->scan_timestamp); - buffer->access->set_bytes_per_datum(buffer, bytes); + buffer->access->set_bytes_per_datum(buffer, indio_dev->scan_bytes); /* What scan mask do we actually have ?*/ if (indio_dev->available_scan_masks) |