[PATCH 03/15] iio: buffer-dma: Use round_down() instead of rounddown()

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We know that the buffer's alignment will always be a power of two;
therefore, we can use the faster round_down() macro.

Signed-off-by: Paul Cercueil <paul@xxxxxxxxxxxxxxx>
---
 drivers/iio/buffer/industrialio-buffer-dmaengine.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/buffer/industrialio-buffer-dmaengine.c b/drivers/iio/buffer/industrialio-buffer-dmaengine.c
index 1ac94c4e9792..f8ce26a24c57 100644
--- a/drivers/iio/buffer/industrialio-buffer-dmaengine.c
+++ b/drivers/iio/buffer/industrialio-buffer-dmaengine.c
@@ -67,7 +67,7 @@ static int iio_dmaengine_buffer_submit_block(struct iio_dma_buffer_queue *queue,
 	dma_cookie_t cookie;
 
 	block->bytes_used = min(block->size, dmaengine_buffer->max_size);
-	block->bytes_used = rounddown(block->bytes_used,
+	block->bytes_used = round_down(block->bytes_used,
 			dmaengine_buffer->align);
 
 	desc = dmaengine_prep_slave_single(dmaengine_buffer->chan,
-- 
2.33.0




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