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dmaengine: imx-sdma: Use managed API to simplify code

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

No functional change.

Signed-off-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20260225-mxsdma-module-v3-9-8f798b13baa6@nxp.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Frank Li
2026-02-25 16:41:45 -05:00
committed by Vinod Koul
parent 5daee52d7c
commit 8982cb214a
1 changed files with 7 additions and 14 deletions
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21
drivers/dma/imx-sdma.c
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@@ -2323,11 +2323,11 @@ static int sdma_probe(struct platform_device *pdev)
ret = sdma_init(sdma);
if (ret)
goto err_init;
return ret;
ret = sdma_event_remap(sdma);
if (ret)
goto err_init;
return ret;
if (sdma->drvdata->script_addrs)
sdma_add_scripts(sdma, sdma->drvdata->script_addrs);
@@ -2353,17 +2353,18 @@ static int sdma_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, sdma);
ret = dma_async_device_register(&sdma->dma_device);
ret = dmaenginem_async_device_register(&sdma->dma_device);
if (ret) {
dev_err(&pdev->dev, "unable to register\n");
goto err_init;
return ret;
}
if (np) {
ret = of_dma_controller_register(np, sdma_xlate, sdma);
ret = devm_of_dma_controller_register(&pdev->dev, np,
sdma_xlate, sdma);
if (ret) {
dev_err(&pdev->dev, "failed to register controller\n");
goto err_register;
return ret;
}
spba_bus = of_find_compatible_node(NULL, NULL, "fsl,spba-bus");
@@ -2391,12 +2392,6 @@ static int sdma_probe(struct platform_device *pdev)
}
return 0;
err_register:
dma_async_device_unregister(&sdma->dma_device);
err_init:
kfree(sdma->script_addrs);
return ret;
}
static void sdma_remove(struct platform_device *pdev)
@@ -2405,8 +2400,6 @@ static void sdma_remove(struct platform_device *pdev)
int i;
devm_free_irq(&pdev->dev, sdma->irq, sdma);
dma_async_device_unregister(&sdma->dma_device);
kfree(sdma->script_addrs);
/* Kill the tasklet */
for (i = 0; i < MAX_DMA_CHANNELS; i++) {
struct sdma_channel *sdmac = &sdma->channel[i];