Commit 0f5a5e57 authored by Huang Shijie's avatar Huang Shijie Committed by Vinod Koul
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dmaengine: dma-jz4780: use dmaenginem_async_device_register to simplify the code 



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

Signed-off-by: default avatarHuang Shijie <sjhuang@iluvatar.ai>
Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent fc9826de

drivers/dma/dma-jz4780.c

+2 −6
Original line number Diff line number Diff line
@@ -847,7 +847,7 @@ static int jz4780_dma_probe(struct platform_device *pdev) 
		jzchan->vchan.desc_free = jz4780_dma_desc_free;

	}



	ret = dma_async_device_register(dd);

	ret = dmaenginem_async_device_register(dd);

	if (ret) {

		dev_err(dev, "failed to register device\n");

		goto err_disable_clk;
@@ -858,15 +858,12 @@ static int jz4780_dma_probe(struct platform_device *pdev) 
					 jzdma);

	if (ret) {

		dev_err(dev, "failed to register OF DMA controller\n");

		goto err_unregister_dev;

		goto err_disable_clk;

	}



	dev_info(dev, "JZ4780 DMA controller initialised\n");

	return 0;



err_unregister_dev:

	dma_async_device_unregister(dd);



err_disable_clk:

	clk_disable_unprepare(jzdma->clk);
@@ -887,7 +884,6 @@ static int jz4780_dma_remove(struct platform_device *pdev) 
	for (i = 0; i < JZ_DMA_NR_CHANNELS; i++)

		tasklet_kill(&jzdma->chan[i].vchan.task);



	dma_async_device_unregister(&jzdma->dma_device);

	return 0;

}