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authorVinod Koul <vkoul@kernel.org>2018-10-05 04:02:12 +0300
committerVinod Koul <vkoul@kernel.org>2018-10-07 16:55:10 +0300
commitad7756e7775e1af42ec0032ea0bea968b8f343a7 (patch)
tree0c0f3bdbb64009d70c3ab2324d08c91ea3e0a00d /drivers/dma
parentdea7a9fbb009ba0629c44fcf105f2d8b0ff74e9f (diff)
downloadlinux-ad7756e7775e1af42ec0032ea0bea968b8f343a7.tar.xz
dmaengine: k3dma: dont use direction for memcpy
Memcpy has no direction (copy from memory to memory) so remove the check in prep_memcpy() Tested-by: John Stultz <john.stultz@linaro.org> Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/k3dma.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/dma/k3dma.c b/drivers/dma/k3dma.c
index 6bfa217ed6d0..964dcb46755b 100644
--- a/drivers/dma/k3dma.c
+++ b/drivers/dma/k3dma.c
@@ -501,14 +501,8 @@ static struct dma_async_tx_descriptor *k3_dma_prep_memcpy(
copy = min_t(size_t, len, DMA_MAX_SIZE);
k3_dma_fill_desc(ds, dst, src, copy, num++, c->ccfg);
- if (c->dir == DMA_MEM_TO_DEV) {
- src += copy;
- } else if (c->dir == DMA_DEV_TO_MEM) {
- dst += copy;
- } else {
- src += copy;
- dst += copy;
- }
+ src += copy;
+ dst += copy;
len -= copy;
} while (len);