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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 41/46] dmaengine: at_hdmac: use dmaenginem_async_device_register to simplify the code
Date:   Fri,  3 Aug 2018 15:20:11 +0800
Message-Id: <20180803072016.21544-42-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/at_hdmac.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index 75f38d19fcbe..536146601238 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -1954,7 +1954,7 @@ static int __init at_dma_probe(struct platform_device *pdev)
 	  dma_has_cap(DMA_SLAVE, atdma->dma_common.cap_mask)  ? "slave " : "",
 	  plat_dat->nr_channels);
 
-	dma_async_device_register(&atdma->dma_common);
+	dmaenginem_async_device_register(&atdma->dma_common);
 
 	/*
 	 * Do not return an error if the dmac node is not present in order to
@@ -1973,7 +1973,6 @@ static int __init at_dma_probe(struct platform_device *pdev)
 	return 0;
 
 err_of_dma_controller_register:
-	dma_async_device_unregister(&atdma->dma_common);
 	dma_pool_destroy(atdma->memset_pool);
 err_memset_pool_create:
 	dma_pool_destroy(atdma->dma_desc_pool);
@@ -2000,7 +1999,6 @@ static int at_dma_remove(struct platform_device *pdev)
 	struct resource		*io;
 
 	at_dma_off(atdma);
-	dma_async_device_unregister(&atdma->dma_common);
 
 	dma_pool_destroy(atdma->memset_pool);
 	dma_pool_destroy(atdma->dma_desc_pool);
-- 
2.17.1