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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: [PATCH 02/46] dmaengine: zynqmp_dma: use dmaenginem_async_device_register to simplify the code
Date:   Fri,  3 Aug 2018 15:19:32 +0800
Message-Id: <20180803072016.21544-3-sjhuang@iluvatar.ai>
In-Reply-To: <20180803072016.21544-1-sjhuang@iluvatar.ai>
References: <20180803072016.21544-1-sjhuang@iluvatar.ai>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Use dmaenginem_async_device_register to simplify the code,
remove dma_async_device_unregister.

Signed-off-by: Huang Shijie <sjhuang@iluvatar.ai>
---
 drivers/dma/xilinx/zynqmp_dma.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/dma/xilinx/zynqmp_dma.c b/drivers/dma/xilinx/zynqmp_dma.c
index c74a88b65039..acfc74b68717 100644
--- a/drivers/dma/xilinx/zynqmp_dma.c
+++ b/drivers/dma/xilinx/zynqmp_dma.c
@@ -1085,13 +1085,12 @@ static int zynqmp_dma_probe(struct platform_device *pdev)
 	p->dst_addr_widths = BIT(zdev->chan->bus_width / 8);
 	p->src_addr_widths = BIT(zdev->chan->bus_width / 8);
 
-	dma_async_device_register(&zdev->common);
+	dmaenginem_async_device_register(&zdev->common);
 
 	ret = of_dma_controller_register(pdev->dev.of_node,
 					 of_zynqmp_dma_xlate, zdev);
 	if (ret) {
 		dev_err(&pdev->dev, "Unable to register DMA to DT\n");
-		dma_async_device_unregister(&zdev->common);
 		goto free_chan_resources;
 	}
 
@@ -1122,7 +1121,6 @@ static int zynqmp_dma_remove(struct platform_device *pdev)
 	struct zynqmp_dma_device *zdev = platform_get_drvdata(pdev);
 
 	of_dma_controller_free(pdev->dev.of_node);
-	dma_async_device_unregister(&zdev->common);
 
 	zynqmp_dma_chan_remove(zdev->chan);
 	pm_runtime_disable(zdev->dev);
-- 
2.17.1