dmaengine: ioatdma: 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>

1 files changed, 4 insertions, 8 deletions

diff --git a/drivers/dma/ioat/dma.c b/drivers/dma/ioat/dma.c
index bd09961443b1..6499de4b8e79 100644
--- a/drivers/dma/ioat/dma.c
+++ b/drivers/dma/ioat/dma.c
@@ -570,10 +570,8 @@ static void __cleanup(struct ioatdma_chan *ioat_chan, dma_addr_t phys_complete)
                 if (tx->cookie) {
                         dma_cookie_complete(tx);
                         dma_descriptor_unmap(tx);
-                        if (tx->callback) {
-                                tx->callback(tx->callback_param);
-                                tx->callback = NULL;
-                        }
+                        dmaengine_desc_get_callback_invoke(tx, NULL);
+                        tx->callback = NULL;
                 }
 
                 if (tx->phys == phys_complete)
@@ -707,10 +705,8 @@ static void ioat_eh(struct ioatdma_chan *ioat_chan)
                 if (tx->cookie) {
                         dma_cookie_complete(tx);
                         dma_descriptor_unmap(tx);
-                        if (tx->callback) {
-                                tx->callback(tx->callback_param);
-                                tx->callback = NULL;
-                        }
+                        dmaengine_desc_get_callback_invoke(tx, NULL);
+                        tx->callback = NULL;
                 }
         }