dmaengine: mmp_tdma: use dmaenginem_async_device_register to simplify the code (a5f99a95) · Commits · 戴 / test

Use dmaenginem_async_device_register to simplify the code: remove dma_async_device_unregister. return error if it fails. Signed-off-by:

drivers/dma/mmp_tdma.c

+2 −5

Original line number	Diff line number	Diff line
		@@ -530,9 +530,6 @@ static void mmp_tdma_issue_pending(struct dma_chan *chan)

		static int mmp_tdma_remove(struct platform_device *pdev)
		{
		struct mmp_tdma_device *tdev = platform_get_drvdata(pdev);

		dma_async_device_unregister(&tdev->device);
		return 0;
		}

		@@ -696,7 +693,7 @@ static int mmp_tdma_probe(struct platform_device *pdev)
		dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
		platform_set_drvdata(pdev, tdev);

		ret = dma_async_device_register(&tdev->device);
		ret = dmaenginem_async_device_register(&tdev->device);
		if (ret) {
		dev_err(tdev->device.dev, "unable to register\n");
		return ret;
		@@ -708,7 +705,7 @@ static int mmp_tdma_probe(struct platform_device *pdev)
		if (ret) {
		dev_err(tdev->device.dev,
		"failed to register controller\n");
		dma_async_device_unregister(&tdev->device);
		return ret;
		}
		}