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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2013-01-10 10:52:59 +0200
committerVinod Koul <vinod.koul@intel.com>2013-01-12 05:07:22 -0800
commit0efcdb20f4a83967c99da3d3bef9018f86532fae (patch)
treef60970a3ed460f8fb3b6190fbcb8c1b35b691fe6 /drivers/dma/ep93xx_dma.c
parentf44b92f4dd2f6caf326b149e0b9636a1d4e50184 (diff)
dma: ep93xx_dma: reuse is_slave_direction helper
The is_slave_direction 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> Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/ep93xx_dma.c')
-rw-r--r--drivers/dma/ep93xx_dma.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/dma/ep93xx_dma.c b/drivers/dma/ep93xx_dma.c
index bcfde400904f..f2bf8c0c4675 100644
--- a/drivers/dma/ep93xx_dma.c
+++ b/drivers/dma/ep93xx_dma.c
@@ -903,8 +903,7 @@ static int ep93xx_dma_alloc_chan_resources(struct dma_chan *chan)
switch (data->port) {
case EP93XX_DMA_SSP:
case EP93XX_DMA_IDE:
- if (data->direction != DMA_MEM_TO_DEV &&
- data->direction != DMA_DEV_TO_MEM)
+ if (!is_slave_direction(data->direction))
return -EINVAL;
break;
default: