dmaengine: fsl_raid: convert callback to helper function

This is in preperation of moving to a callback that provides results to the
callback for the transaction. The conversion will maintain current behavior
and the driver must convert to new callback mechanism at a later time in
order to receive results.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

diff --git a/drivers/dma/fsl_raid.c b/drivers/dma/fsl_raid.c
index aad167e..35d017a 100644 (file)
--- a/drivers/dma/fsl_raid.c
+++ b/drivers/dma/fsl_raid.c
@@ -134,16 +134,8 @@ static void fsl_re_issue_pending(struct dma_chan *chan)
 
 static void fsl_re_desc_done(struct fsl_re_desc *desc)
 {
-       dma_async_tx_callback callback;
-       void *callback_param;
-
        dma_cookie_complete(&desc->async_tx);
-
-       callback = desc->async_tx.callback;
-       callback_param = desc->async_tx.callback_param;
-       if (callback)
-               callback(callback_param);
-
+       dmaengine_desc_get_callback_invoke(&desc->async_tx, NULL);
        dma_descriptor_unmap(&desc->async_tx);
 }