dmaengine: dma-jz4780: use dmaenginem_async_device_register to simplify the code (0f5a5e57) · Commits · 戴 / test

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;
		}