The is_slave_direction helps to check if the transfer type is slave.
Signed-off-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
Reviewed-by: Viresh Kumar <viresh.ku...@linaro.org>
Reviewed-by: Linus Walleij <linus.wall...@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..e5e60bb 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_direction(direction))
return NULL;
return d40_prep_sg(chan, sgl, sgl, sg_len, direction, dma_flags);
--
1.7.10.4
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