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Subject[PATCH 44/46] dmaengine: dma-jz4740: use dmaenginem_async_device_register to simplify the code
Date
Use dmaenginem_async_device_register to simplify the code:
remove dma_async_device_unregister.
remove label err_unregister

Signed-off-by: Huang Shijie <sjhuang@iluvatar.ai>
---
drivers/dma/dma-jz4740.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/dma/dma-jz4740.c b/drivers/dma/dma-jz4740.c
index afd5e10f8927..30513a16e344 100644
--- a/drivers/dma/dma-jz4740.c
+++ b/drivers/dma/dma-jz4740.c
@@ -553,21 +553,19 @@ static int jz4740_dma_probe(struct platform_device *pdev)
vchan_init(&chan->vchan, dd);
}

- ret = dma_async_device_register(dd);
+ ret = dmaenginem_async_device_register(dd);
if (ret)
goto err_clk;

irq = platform_get_irq(pdev, 0);
ret = request_irq(irq, jz4740_dma_irq, 0, dev_name(&pdev->dev), dmadev);
if (ret)
- goto err_unregister;
+ goto err_clk;

platform_set_drvdata(pdev, dmadev);

return 0;

-err_unregister:
- dma_async_device_unregister(dd);
err_clk:
clk_disable_unprepare(dmadev->clk);
return ret;
@@ -593,7 +591,6 @@ static int jz4740_dma_remove(struct platform_device *pdev)
free_irq(irq, dmadev);

jz4740_cleanup_vchan(&dmadev->ddev);
- dma_async_device_unregister(&dmadev->ddev);
clk_disable_unprepare(dmadev->clk);

return 0;
--
2.17.1
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