Use dmaenginem_async_device_register to simplify the code:
remove dma_async_device_unregister.
remove label err_of_dma_controller
Signed-off-by: Huang Shijie <sjhuang@xxxxxxxxxxx>
---
drivers/dma/imx-dma.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c
index 75b6ff0415ee..d651fbea77ee 100644
--- a/drivers/dma/imx-dma.c
+++ b/drivers/dma/imx-dma.c
@@ -1186,7 +1186,7 @@ static int __init imxdma_probe(struct platform_device *pdev)
imxdma->dma_device.dev->dma_parms = &imxdma->dma_parms;
dma_set_max_seg_size(imxdma->dma_device.dev, 0xffffff);
- ret = dma_async_device_register(&imxdma->dma_device);
+ ret = dmaenginem_async_device_register(&imxdma->dma_device);
if (ret) {
dev_err(&pdev->dev, "unable to register\n");
goto disable_dma_ahb_clk;
@@ -1197,14 +1197,12 @@ static int __init imxdma_probe(struct platform_device *pdev)
imxdma_xlate, imxdma);
if (ret) {
dev_err(&pdev->dev, "unable to register of_dma_controller\n");
- goto err_of_dma_controller;
+ goto disable_dma_ahb_clk;
}
}
return 0;
-err_of_dma_controller:
- dma_async_device_unregister(&imxdma->dma_device);
disable_dma_ahb_clk:
clk_disable_unprepare(imxdma->dma_ahb);
disable_dma_ipg_clk:
@@ -1237,8 +1235,6 @@ static int imxdma_remove(struct platform_device *pdev)
imxdma_free_irq(pdev, imxdma);
- dma_async_device_unregister(&imxdma->dma_device);
-
if (pdev->dev.of_node)
of_dma_controller_free(pdev->dev.of_node);
--
2.17.1
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