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| author |   Paul Cercueil <paul@crapouillou.net> | 2021-11-15 14:19:13 +0000 |
|---|---|---|
| committer |   Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2021-11-27 15:12:44 +0000 |
| commit | ab1fb45579d876aee70eb736d3d9e6a9bacc798d (patch) | |
| tree | 990e3d471c18b8cb8ed0005f6f0e389210ffb346 /drivers/iio/buffer | |
| parent | iio: buffer-dma: Remove unused iio_buffer_block struct (diff) | |
| download | linux-dev-ab1fb45579d876aee70eb736d3d9e6a9bacc798d.tar.xz linux-dev-ab1fb45579d876aee70eb736d3d9e6a9bacc798d.zip | |
iio: buffer-dma: Use round_down() instead of rounddown()
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@crapouillou.net>
Reviewed-by: Alexandru Ardelean <ardeleanalex@gmail.com>
Link: https://lore.kernel.org/r/20211115141925.60164-4-paul@crapouillou.net
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/buffer')
| -rw-r--r-- | drivers/iio/buffer/industrialio-buffer-dmaengine.c | 2 |
1 files changed, 1 insertions, 1 deletions
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, |