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dma: ep93xx_dma: reuse is_slave_direction helper

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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>
This commit is contained in:
Andy Shevchenko 2013-01-10 10:52:59 +02:00 committed by Vinod Koul
parent f44b92f4dd
commit 0efcdb20f4
1 changed files with 1 additions and 2 deletions
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3
drivers/dma/ep93xx_dma.c
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@ -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: