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

[Huang Shijie]

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

Signed-off-by: Huang Shijie <sjhu...@iluvatar.ai>
---
 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