Commit 3afb27d1 authored by Paul Cercueil's avatar Paul Cercueil Committed by Jonathan Cameron
Browse files

iio: buffer-dmaengine: Enable write support 



Use the iio_dma_buffer_write() and iio_dma_buffer_space_available()
functions provided by the buffer-dma core, to enable write support in
the buffer-dmaengine code.

Signed-off-by: default avatarPaul Cercueil <paul@crapouillou.net>
Reviewed-by: default avatarAlexandru Ardelean <ardeleanalex@gmail.com>
Signed-off-by: default avatarNuno Sa <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20240419-iio-backend-axi-dac-v4-5-5ca45b4de294@analog.com


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent c1b91566

drivers/iio/buffer/industrialio-buffer-dmaengine.c

+2 −0
Original line number Diff line number Diff line
@@ -123,12 +123,14 @@ static void iio_dmaengine_buffer_release(struct iio_buffer *buf) 


static const struct iio_buffer_access_funcs iio_dmaengine_buffer_ops = {

	.read = iio_dma_buffer_read,

	.write = iio_dma_buffer_write,

	.set_bytes_per_datum = iio_dma_buffer_set_bytes_per_datum,

	.set_length = iio_dma_buffer_set_length,

	.request_update = iio_dma_buffer_request_update,

	.enable = iio_dma_buffer_enable,

	.disable = iio_dma_buffer_disable,

	.data_available = iio_dma_buffer_usage,

	.space_available = iio_dma_buffer_usage,

	.release = iio_dmaengine_buffer_release,



	.modes = INDIO_BUFFER_HARDWARE,