iio_dmaengine_buffer_setup_ext
EXPORT_SYMBOL_NS_GPL(iio_dmaengine_buffer_setup_ext, "IIO_DMAENGINE_BUFFER");
buffer = iio_dmaengine_buffer_setup_ext(dev, indio_dev, channel, dir);
return iio_dmaengine_buffer_setup_ext(st->dev, indio_dev, dma_name,
struct iio_buffer *iio_dmaengine_buffer_setup_ext(struct device *dev,
iio_dmaengine_buffer_setup_ext(dev, indio_dev, channel, \