From: Nuno Sá Date: Fri, 19 Dec 2025 15:28:14 +0000 (+0000) Subject: iio: buffer-dma: Turn iio_dma_buffer_init() void X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=247a357a9101b76d832b7e19d85ba8dcfb3e3e8d;p=thirdparty%2Flinux.git iio: buffer-dma: Turn iio_dma_buffer_init() void iio_dma_buffer_init() always return 0. Therefore there's no point in returning int. While at it, fix a mismatch between the function declaration and definition regarding the struct device (dma_dev != dev). Signed-off-by: Nuno Sá Signed-off-by: Jonathan Cameron --- diff --git a/drivers/iio/buffer/industrialio-buffer-dma.c b/drivers/iio/buffer/industrialio-buffer-dma.c index 49d1bff5242a8..ed187bb23708e 100644 --- a/drivers/iio/buffer/industrialio-buffer-dma.c +++ b/drivers/iio/buffer/industrialio-buffer-dma.c @@ -826,8 +826,8 @@ EXPORT_SYMBOL_NS_GPL(iio_dma_buffer_set_length, "IIO_DMA_BUFFER"); * should refer to the device that will perform the DMA to ensure that * allocations are done from a memory region that can be accessed by the device. */ -int iio_dma_buffer_init(struct iio_dma_buffer_queue *queue, - struct device *dev, const struct iio_dma_buffer_ops *ops) +void iio_dma_buffer_init(struct iio_dma_buffer_queue *queue, struct device *dev, + const struct iio_dma_buffer_ops *ops) { iio_buffer_init(&queue->buffer); queue->buffer.length = PAGE_SIZE; @@ -839,8 +839,6 @@ int iio_dma_buffer_init(struct iio_dma_buffer_queue *queue, mutex_init(&queue->lock); spin_lock_init(&queue->list_lock); - - return 0; } EXPORT_SYMBOL_NS_GPL(iio_dma_buffer_init, "IIO_DMA_BUFFER"); diff --git a/include/linux/iio/buffer-dma.h b/include/linux/iio/buffer-dma.h index 4f33e6a39797d..cd2ba4bb75015 100644 --- a/include/linux/iio/buffer-dma.h +++ b/include/linux/iio/buffer-dma.h @@ -157,8 +157,8 @@ int iio_dma_buffer_set_bytes_per_datum(struct iio_buffer *buffer, size_t bpd); int iio_dma_buffer_set_length(struct iio_buffer *buffer, unsigned int length); int iio_dma_buffer_request_update(struct iio_buffer *buffer); -int iio_dma_buffer_init(struct iio_dma_buffer_queue *queue, - struct device *dma_dev, const struct iio_dma_buffer_ops *ops); +void iio_dma_buffer_init(struct iio_dma_buffer_queue *queue, struct device *dev, + const struct iio_dma_buffer_ops *ops); void iio_dma_buffer_exit(struct iio_dma_buffer_queue *queue); void iio_dma_buffer_release(struct iio_dma_buffer_queue *queue);