diff options
| author |  Paul Cercueil <paul@crapouillou.net>
| 2024-04-19 10:25:38 +0200 |
|---|---|---|
| committer |  Jonathan Cameron <Jonathan.Cameron@huawei.com>
| 2024-04-20 15:41:32 +0100 |
| commit | 3afb27d15f8ddaa5ce5781d18bb249c683d29260 (patch) | |
| tree | d7261270d12b2b9ba2423b84134d159167546ff6 /drivers/iio | |
| parent | iio: buffer-dmaengine: Support specifying buffer direction (diff) | |
| download | linux-3afb27d15f8ddaa5ce5781d18bb249c683d29260.tar.gz linux-3afb27d15f8ddaa5ce5781d18bb249c683d29260.tar.bz2 linux-3afb27d15f8ddaa5ce5781d18bb249c683d29260.zip | |
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: Paul Cercueil <paul@crapouillou.net>
Reviewed-by: Alexandru Ardelean <ardeleanalex@gmail.com>
Signed-off-by: Nuno Sa <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20240419-iio-backend-axi-dac-v4-5-5ca45b4de294@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/buffer/industrialio-buffer-dmaengine.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/iio/buffer/industrialio-buffer-dmaengine.c b/drivers/iio/buffer/industrialio-buffer-dmaengine.c index 951012651018..918f6f8d65b6 100644 --- a/drivers/iio/buffer/industrialio-buffer-dmaengine.c +++ b/drivers/iio/buffer/industrialio-buffer-dmaengine.c @@ -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, |