From: Binbin Zhou Date: Sat, 7 Mar 2026 03:25:11 +0000 (+0800) Subject: dmaengine: loongson: loongson2-apb: Convert to dmaenginem_async_device_register() X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=7d348227f4961bbf21255281438ee3aebe12830f;p=thirdparty%2Fkernel%2Flinux.git dmaengine: loongson: loongson2-apb: Convert to dmaenginem_async_device_register() Use the dmaenginem_async_device_register() helper function to simplify the probe routine. Reviewed-by: Frank Li Signed-off-by: Binbin Zhou Reviewed-by: Huacai Chen Link: https://patch.msgid.link/c56e67ecde38e9a3bda5f88ea3fc20b97a5cba6c.1772853681.git.zhoubinbin@loongson.cn Signed-off-by: Vinod Koul --- diff --git a/drivers/dma/loongson/loongson2-apb-dma.c b/drivers/dma/loongson/loongson2-apb-dma.c index fc7d9f4a96ecf..2d16842e1658f 100644 --- a/drivers/dma/loongson/loongson2-apb-dma.c +++ b/drivers/dma/loongson/loongson2-apb-dma.c @@ -650,21 +650,19 @@ static int ls2x_dma_probe(struct platform_device *pdev) ddev->dst_addr_widths = LDMA_SLAVE_BUSWIDTHS; ddev->directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV); - ret = dma_async_device_register(&priv->ddev); + ret = dmaenginem_async_device_register(&priv->ddev); if (ret < 0) goto disable_clk; ret = of_dma_controller_register(dev->of_node, of_dma_xlate_by_chan_id, priv); if (ret < 0) - goto unregister_dmac; + goto disable_clk; platform_set_drvdata(pdev, priv); dev_info(dev, "Loongson LS2X APB DMA driver registered successfully.\n"); return 0; -unregister_dmac: - dma_async_device_unregister(&priv->ddev); disable_clk: clk_disable_unprepare(priv->dma_clk); @@ -680,7 +678,6 @@ static void ls2x_dma_remove(struct platform_device *pdev) struct ls2x_dma_priv *priv = platform_get_drvdata(pdev); of_dma_controller_free(pdev->dev.of_node); - dma_async_device_unregister(&priv->ddev); clk_disable_unprepare(priv->dma_clk); }