diff mbox

[22/40] dmaengine: pch_dma: convert callback to helper function

Message ID 146853352922.12248.4083761113776360518.stgit@djiang5-desk3.ch.intel.com (mailing list archive)
State Changes Requested
Headers show

Commit Message

Dave Jiang July 14, 2016, 9:58 p.m. UTC 
Convert driver to use the new helper function for callback

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
---
 drivers/dma/pch_dma.c |    7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)


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diff mbox

Patch

diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c
index 113605f..43754aa 100644
--- a/drivers/dma/pch_dma.c
+++ b/drivers/dma/pch_dma.c
@@ -357,14 +357,13 @@  static void pdc_chain_complete(struct pch_dma_chan *pd_chan,
 			       struct pch_dma_desc *desc)
 {
 	struct dma_async_tx_descriptor *txd = &desc->txd;
-	dma_async_tx_callback callback = txd->callback;
-	void *param = txd->callback_param;
+	struct dma_desc_callback cb;
 
+	dmaengine_desc_get_callback(txd, &cb);
 	list_splice_init(&desc->tx_list, &pd_chan->free_list);
 	list_move(&desc->desc_node, &pd_chan->free_list);
 
-	if (callback)
-		callback(param);
+	dmaengine_desc_callback_invoke(&cb, NULL);
 }
 
 static void pdc_complete_all(struct pch_dma_chan *pd_chan)