Messages in this thread Patch in this message | | | From | Alexandru Ardelean <> | Subject | [PATCH v4 09/17] iio: buffer: dmaengine: obtain buffer object from attribute | Date | Wed, 10 Feb 2021 12:08:15 +0200 |
| |
The reference to the IIO buffer object is stored on the attribute object. So we need to unwind it to obtain it.
Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> --- drivers/iio/buffer/industrialio-buffer-dmaengine.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/iio/buffer/industrialio-buffer-dmaengine.c b/drivers/iio/buffer/industrialio-buffer-dmaengine.c index b0cb9a35f5cd..1e9e8fdd0719 100644 --- a/drivers/iio/buffer/industrialio-buffer-dmaengine.c +++ b/drivers/iio/buffer/industrialio-buffer-dmaengine.c @@ -133,8 +133,9 @@ static ssize_t iio_dmaengine_buffer_get_length_align(struct device *dev, struct device_attribute *attr, char *buf) { struct iio_dev *indio_dev = dev_to_iio_dev(dev); + struct iio_buffer *buffer = to_iio_dev_attr(attr)->buffer; struct dmaengine_buffer *dmaengine_buffer = - iio_buffer_to_dmaengine_buffer(indio_dev->buffer); + iio_buffer_to_dmaengine_buffer(buffer); return sprintf(buf, "%zu\n", dmaengine_buffer->align); } -- 2.17.1
| |