[PATCH 34/46] dmaengine: mxs-dma: use dmaenginem_async_device_register to simplify the code

From: Huang Shijie
Date: Fri Aug 03 2018 - 03:24:18 EST


Use dmaenginem_async_device_register to simplify the code:
remove dma_async_device_unregister.

Signed-off-by: Huang Shijie <sjhuang@xxxxxxxxxxx>
---
drivers/dma/mxs-dma.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/dma/mxs-dma.c b/drivers/dma/mxs-dma.c
index ae5182ff0128..35193b31a9e0 100644
--- a/drivers/dma/mxs-dma.c
+++ b/drivers/dma/mxs-dma.c
@@ -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.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) {
dev_err(mxs_dma->dma_device.dev, "unable to register\n");
return ret;
@@ -857,7 +857,6 @@ static int __init mxs_dma_probe(struct platform_device *pdev)
if (ret) {
dev_err(mxs_dma->dma_device.dev,
"failed to register controller\n");
- dma_async_device_unregister(&mxs_dma->dma_device);
}

dev_info(mxs_dma->dma_device.dev, "initialized\n");
--
2.17.1