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dmaengine: mxs-dma: use dmaenginem_async_device_register to simplify the code

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Use dmaenginem_async_device_register to simplify the code:
	remove dma_async_device_unregister.

Signed-off-by: Huang Shijie <sjhuang@iluvatar.ai>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Huang Shijie
2018-08-06 16:52:30 +08:00
committed by Vinod Koul
parent d72c5f9853
commit fbb69ece04
1 changed files with 1 additions and 2 deletions
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3
drivers/dma/mxs-dma.c
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@@ -847,7 +847,7 @@ static int __init mxs_dma_probe(struct platform_device *pdev)
mxs_dma->dma_device.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST; mxs_dma->dma_device.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST;
mxs_dma->dma_device.device_issue_pending = mxs_dma_enable_chan; mxs_dma->dma_device.device_issue_pending = mxs_dma_enable_chan;
ret = dma_async_device_register(&mxs_dma->dma_device); ret = dmaenginem_async_device_register(&mxs_dma->dma_device);
if (ret) { if (ret) {
dev_err(mxs_dma->dma_device.dev, "unable to register\n"); dev_err(mxs_dma->dma_device.dev, "unable to register\n");
return ret; return ret;
@@ -857,7 +857,6 @@ static int __init mxs_dma_probe(struct platform_device *pdev)
if (ret) { if (ret) {
dev_err(mxs_dma->dma_device.dev, dev_err(mxs_dma->dma_device.dev,
"failed to register controller\n"); "failed to register controller\n");
dma_async_device_unregister(&mxs_dma->dma_device);
} }
dev_info(mxs_dma->dma_device.dev, "initialized\n"); dev_info(mxs_dma->dma_device.dev, "initialized\n");