The is_slave_xfer 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>
Cc: Guennadi Liakhovetski <g.liakhovet...@gmx.de>
---
drivers/dma/ipu/ipu_idmac.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c
index 6585537..c8d0254 100644
--- a/drivers/dma/ipu/ipu_idmac.c
+++ b/drivers/dma/ipu/ipu_idmac.c
@@ -1347,7 +1347,7 @@ static struct dma_async_tx_descriptor
*idmac_prep_slave_sg(struct dma_chan *chan
chan->chan_id != IDMAC_IC_7)
return NULL;
- if (direction != DMA_DEV_TO_MEM && direction != DMA_MEM_TO_DEV) {
+ if (!is_slave_xfer(direction)) {
dev_err(chan->device->dev, "Invalid DMA direction %d!\n",
direction);
return NULL;
}
--
1.7.10.4
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