linux-kernel - [PATCH 18/46] dmaengine: stm32-dma: use dmaenginem_async_device

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Message-Id: <20180803072016.21544-19-sjhuang@iluvatar.ai>
Date:   Fri,  3 Aug 2018 15:19:48 +0800
From:   Huang Shijie <sjhuang@...vatar.ai>
To:     vkoul@...nel.org
Cc:     dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org,
        dave.jiang@...el.com, radhey.shyam.pandey@...inx.com,
        appana.durga.rao@...inx.com, jmkrzyszt@...il.com,
        gomonovych@...il.com, peter.ujfalusi@...com, keescook@...omium.org,
        horms+renesas@...ge.net.au, geert+renesas@...der.be,
        shawnguo@...nel.org, baoyou.xie@...aro.org,
        michal.simek@...inx.com, baohua@...nel.org,
        ludovic.desroches@...rochip.com, linus.walleij@...aro.org,
        david.brown@...aro.org, Huang Shijie <sjhuang@...vatar.ai>
Subject: [PATCH 18/46] dmaengine: stm32-dma: use dmaenginem_async_device_register to simplify the code

Use dmaenginem_async_device_register to simplify the code:
	remove dma_async_device_unregister

Signed-off-by: Huang Shijie <sjhuang@...vatar.ai>
---
 drivers/dma/stm32-dma.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/dma/stm32-dma.c b/drivers/dma/stm32-dma.c
index 379e8d534e61..6bbb3fab4f13 100644
--- a/drivers/dma/stm32-dma.c
+++ b/drivers/dma/stm32-dma.c
@@ -1295,7 +1295,7 @@ static int stm32_dma_probe(struct platform_device *pdev)
 		vchan_init(&chan->vchan, dd);
 	}
 
-	ret = dma_async_device_register(dd);
+	ret = dmaenginem_async_device_register(dd);
 	if (ret)
 		return ret;
 
@@ -1334,7 +1334,6 @@ static int stm32_dma_probe(struct platform_device *pdev)
 	return 0;
 
 err_unregister:
-	dma_async_device_unregister(dd);
 
 	return ret;
 }
-- 
2.17.1