From: Frank Li <Frank.Li@nxp.com>
Date: Wed, 25 Feb 2026 21:41:47 +0000 (-0500)
Subject: dmaengine: fsl-edma: Use managed API dmaenginem_async_device_register()
X-Git-Tag: v7.1-rc1~109^2~25
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=4035726a6b724ff0f04b4f1429c7b1a935fc2e76;p=thirdparty%2Fkernel%2Flinux.git

dmaengine: fsl-edma: Use managed API dmaenginem_async_device_register()

Use managed API dmaenginem_async_device_register() and
devm_of_dma_controller_register() to simple code.

Signed-off-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20260225-mxsdma-module-v3-11-8f798b13baa6@nxp.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---

diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c
index dbcdd1e683190..57a185bb4076d 100644
--- a/drivers/dma/fsl-edma-main.c
+++ b/drivers/dma/fsl-edma-main.c
@@ -882,20 +882,19 @@ static int fsl_edma_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, fsl_edma);
 
-	ret = dma_async_device_register(&fsl_edma->dma_dev);
+	ret = dmaenginem_async_device_register(&fsl_edma->dma_dev);
 	if (ret) {
 		dev_err(&pdev->dev,
 			"Can't register Freescale eDMA engine. (%d)\n", ret);
 		return ret;
 	}
 
-	ret = of_dma_controller_register(np,
+	ret = devm_of_dma_controller_register(&pdev->dev, np,
 			drvdata->dmamuxs ? fsl_edma_xlate : fsl_edma3_xlate,
 			fsl_edma);
 	if (ret) {
 		dev_err(&pdev->dev,
 			"Can't register Freescale eDMA of_dma. (%d)\n", ret);
-		dma_async_device_unregister(&fsl_edma->dma_dev);
 		return ret;
 	}
 
@@ -908,12 +907,9 @@ static int fsl_edma_probe(struct platform_device *pdev)
 
 static void fsl_edma_remove(struct platform_device *pdev)
 {
-	struct device_node *np = pdev->dev.of_node;
 	struct fsl_edma_engine *fsl_edma = platform_get_drvdata(pdev);
 
 	fsl_edma_irq_exit(pdev, fsl_edma);
-	of_dma_controller_free(np);
-	dma_async_device_unregister(&fsl_edma->dma_dev);
 	fsl_edma_cleanup_vchan(&fsl_edma->dma_dev);
 }