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| author | Geliang Tang <geliangtang@gmail.com> | 2017-04-22 09:18:03 +0800 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2017-04-24 18:40:03 +0530 |
| commit | f62e5f613e124911b955e4a804a5fceb37c82993 (patch) | |
| tree | 5a797ef8ff5a1fca4b6cf9aef920fb5446633c1d /drivers/dma/dmatest.c | |
| parent | 57192245bc074710ea1a128d39ecc429455ac815 (diff) | |
| download | linux-f62e5f613e124911b955e4a804a5fceb37c82993.tar.bz2 | |
dmaengine: dmatest: use offset_in_page() macro
Use offset_in_page() macro instead of open-coding.
Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/dmatest.c')
| -rw-r--r-- | drivers/dma/dmatest.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c index 54d581d407aa..d042b2b4965e 100644 --- a/drivers/dma/dmatest.c +++ b/drivers/dma/dmatest.c @@ -585,7 +585,7 @@ static int dmatest_func(void *data) for (i = 0; i < src_cnt; i++) { void *buf = thread->srcs[i]; struct page *pg = virt_to_page(buf); - unsigned pg_off = (unsigned long) buf & ~PAGE_MASK; + unsigned long pg_off = offset_in_page(buf); um->addr[i] = dma_map_page(dev->dev, pg, pg_off, um->len, DMA_TO_DEVICE); @@ -605,7 +605,7 @@ static int dmatest_func(void *data) for (i = 0; i < dst_cnt; i++) { void *buf = thread->dsts[i]; struct page *pg = virt_to_page(buf); - unsigned pg_off = (unsigned long) buf & ~PAGE_MASK; + unsigned long pg_off = offset_in_page(buf); dsts[i] = dma_map_page(dev->dev, pg, pg_off, um->len, DMA_BIDIRECTIONAL); |