[PATCH 19/46] dmaengine: sprd-dma: use dmaenginem_async_device_register to simplify the code

From: Huang Shijie
Date: Fri Aug 03 2018 - 03:24:55 EST


Use dmaenginem_async_device_register to simplify the code:
remove dma_async_device_unregister.
remove label err_of_register

Signed-off-by: Huang Shijie <sjhuang@xxxxxxxxxxx>
---
drivers/dma/sprd-dma.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/dma/sprd-dma.c b/drivers/dma/sprd-dma.c
index 55df0d41355b..d06459d1f96f 100644
--- a/drivers/dma/sprd-dma.c
+++ b/drivers/dma/sprd-dma.c
@@ -943,7 +943,7 @@ static int sprd_dma_probe(struct platform_device *pdev)
if (ret < 0)
goto err_rpm;

- ret = dma_async_device_register(&sdev->dma_dev);
+ ret = dmaenginem_async_device_register(&sdev->dma_dev);
if (ret < 0) {
dev_err(&pdev->dev, "register dma device failed:%d\n", ret);
goto err_register;
@@ -953,13 +953,11 @@ static int sprd_dma_probe(struct platform_device *pdev)
ret = of_dma_controller_register(np, of_dma_simple_xlate,
&sprd_dma_info);
if (ret)
- goto err_of_register;
+ goto err_register;

pm_runtime_put(&pdev->dev);
return 0;

-err_of_register:
- dma_async_device_unregister(&sdev->dma_dev);
err_register:
pm_runtime_put_noidle(&pdev->dev);
pm_runtime_disable(&pdev->dev);
@@ -989,7 +987,6 @@ static int sprd_dma_remove(struct platform_device *pdev)
}

of_dma_controller_free(pdev->dev.of_node);
- dma_async_device_unregister(&sdev->dma_dev);
sprd_dma_disable(sdev);

pm_runtime_put_noidle(&pdev->dev);
--
2.17.1