Use dmaenginem_async_device_register to simplify the code:
remove dma_async_device_unregister.
Signed-off-by: Huang Shijie <sjhuang@xxxxxxxxxxx>
---
drivers/dma/pch_dma.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c
index afd8f27bda96..505463d077c0 100644
--- a/drivers/dma/pch_dma.c
+++ b/drivers/dma/pch_dma.c
@@ -922,7 +922,7 @@ static int pch_dma_probe(struct pci_dev *pdev,
pd->dma.device_prep_slave_sg = pd_prep_slave_sg;
pd->dma.device_terminate_all = pd_device_terminate_all;
- err = dma_async_device_register(&pd->dma);
+ err = dmaenginem_async_device_register(&pd->dma);
if (err) {
dev_err(&pdev->dev, "Failed to register DMA device\n");
goto err_free_pool;
@@ -952,8 +952,6 @@ static void pch_dma_remove(struct pci_dev *pdev)
struct dma_chan *chan, *_c;
if (pd) {
- dma_async_device_unregister(&pd->dma);
-
free_irq(pdev->irq, pd);
list_for_each_entry_safe(chan, _c, &pd->dma.channels,
--
2.17.1
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