From: Geliang Tang Date: Sat, 22 Apr 2017 01:18:04 +0000 (+0800) Subject: dmaengine: mv_xor: use offset_in_page() macro X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=b70e52cacb3bff1cc6fae36a89e0fa9d33fe31a7;p=linux.git dmaengine: mv_xor: use offset_in_page() macro Use offset_in_page() macro instead of open-coding. Signed-off-by: Geliang Tang Signed-off-by: Vinod Koul --- diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c index ea53b879859c7..25bc5b103aa24 100644 --- a/drivers/dma/mv_xor.c +++ b/drivers/dma/mv_xor.c @@ -960,7 +960,7 @@ static int mv_chan_memcpy_self_test(struct mv_xor_chan *mv_chan) } src_dma = dma_map_page(dma_chan->device->dev, virt_to_page(src), - (size_t)src & ~PAGE_MASK, PAGE_SIZE, + offset_in_page(src), PAGE_SIZE, DMA_TO_DEVICE); unmap->addr[0] = src_dma; @@ -972,7 +972,7 @@ static int mv_chan_memcpy_self_test(struct mv_xor_chan *mv_chan) unmap->to_cnt = 1; dest_dma = dma_map_page(dma_chan->device->dev, virt_to_page(dest), - (size_t)dest & ~PAGE_MASK, PAGE_SIZE, + offset_in_page(dest), PAGE_SIZE, DMA_FROM_DEVICE); unmap->addr[1] = dest_dma;