From: Huang Shijie <sjhuang@iluvatar.ai>
To: vkoul@kernel.org
Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org,
dave.jiang@intel.com, radhey.shyam.pandey@xilinx.com,
appana.durga.rao@xilinx.com, jmkrzyszt@gmail.com,
gomonovych@gmail.com, peter.ujfalusi@ti.com,
keescook@chromium.org, horms+renesas@verge.net.au,
geert+renesas@glider.be, shawnguo@kernel.org,
baoyou.xie@linaro.org, michal.simek@xilinx.com,
baohua@kernel.org, ludovic.desroches@microchip.com,
linus.walleij@linaro.org, david.brown@linaro.org,
Huang Shijie <sjhuang@iluvatar.ai>
Subject: [42/46] dmaengine: at_xdmac: use dmaenginem_async_device_register to simplify the code
Date: Fri, 3 Aug 2018 15:20:12 +0800 [thread overview]
Message-ID: <20180803072016.21544-43-sjhuang@iluvatar.ai> (raw)
Use dmaenginem_async_device_register to simplify the code:
remove dma_async_device_unregister.
remove label err_dma_unregister
Signed-off-by: Huang Shijie <sjhuang@iluvatar.ai>
---
drivers/dma/at_xdmac.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index 4bf72561667c..c220f667be80 100644
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -2041,7 +2041,7 @@ static int at_xdmac_probe(struct platform_device *pdev)
}
platform_set_drvdata(pdev, atxdmac);
- ret = dma_async_device_register(&atxdmac->dma);
+ ret = dmaenginem_async_device_register(&atxdmac->dma);
if (ret) {
dev_err(&pdev->dev, "fail to register DMA engine device\n");
goto err_clk_disable;
@@ -2051,7 +2051,7 @@ static int at_xdmac_probe(struct platform_device *pdev)
at_xdmac_xlate, atxdmac);
if (ret) {
dev_err(&pdev->dev, "could not register of dma controller\n");
- goto err_dma_unregister;
+ goto err_clk_disable;
}
dev_info(&pdev->dev, "%d channels, mapped at 0x%p\n",
@@ -2059,8 +2059,6 @@ static int at_xdmac_probe(struct platform_device *pdev)
return 0;
-err_dma_unregister:
- dma_async_device_unregister(&atxdmac->dma);
err_clk_disable:
clk_disable_unprepare(atxdmac->clk);
err_free_irq:
@@ -2075,7 +2073,6 @@ static int at_xdmac_remove(struct platform_device *pdev)
at_xdmac_off(atxdmac);
of_dma_controller_free(pdev->dev.of_node);
- dma_async_device_unregister(&atxdmac->dma);
clk_disable_unprepare(atxdmac->clk);
free_irq(atxdmac->irq, atxdmac);
reply other threads:[~2018-08-03 7:20 UTC|newest]
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