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Subject[resend][PATCH 08/16] dma: ste_dma40: reuse is_slave_xfer helper
Date
The is_slave_xfer helps to check if the transfer type is slave.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
---
drivers/dma/ste_dma40.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index 23c5573..9f4fdf4 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -2337,7 +2337,7 @@ static struct dma_async_tx_descriptor *d40_prep_slave_sg(struct dma_chan *chan,
unsigned long dma_flags,
void *context)
{
- if (direction != DMA_DEV_TO_MEM && direction != DMA_MEM_TO_DEV)
+ if (!is_slave_xfer(direction))
return NULL;

return d40_prep_sg(chan, sgl, sgl, sg_len, direction, dma_flags);
--
1.7.10.4


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