[PATCH 2/3] dmaengine: mv_xor: use offset_in_page() macro

[Geliang Tang]

Use offset_in_page() macro instead of open-coding.

Signed-off-by: Geliang Tang <geliangt...@gmail.com>
---
 drivers/dma/mv_xor.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index ea53b87..25bc5b1 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;
 
-- 
2.9.3