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    Subject[resend][PATCH 07/16] dma: ipu_idmac: 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>
    Cc: Guennadi Liakhovetski <g.liakhovetski@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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