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dmaengine: mxs-dma: Use local dev variable in probe()

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Introduce a local dev variable in probe() to avoid repeated use of
&pdev->dev throughout the function.

No functional change.

Signed-off-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20260225-mxsdma-module-v3-3-8f798b13baa6@nxp.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Frank Li
2026-02-25 16:41:39 -05:00
committed by Vinod Koul
parent ab2bf6d4c0
commit 96857a9098
1 changed files with 10 additions and 9 deletions
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19
drivers/dma/mxs-dma.c
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@@ -744,20 +744,21 @@ static int mxs_dma_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
const struct mxs_dma_type *dma_type;
struct device *dev = &pdev->dev;
struct mxs_dma_engine *mxs_dma;
int ret, i;
mxs_dma = devm_kzalloc(&pdev->dev, sizeof(*mxs_dma), GFP_KERNEL);
mxs_dma = devm_kzalloc(dev, sizeof(*mxs_dma), GFP_KERNEL);
if (!mxs_dma)
return -ENOMEM;
ret = of_property_read_u32(np, "dma-channels", &mxs_dma->nr_channels);
if (ret) {
dev_err(&pdev->dev, "failed to read dma-channels\n");
dev_err(dev, "failed to read dma-channels\n");
return ret;
}
dma_type = (struct mxs_dma_type *)of_device_get_match_data(&pdev->dev);
dma_type = (struct mxs_dma_type *)of_device_get_match_data(dev);
mxs_dma->type = dma_type->type;
mxs_dma->dev_id = dma_type->id;
@@ -765,7 +766,7 @@ static int mxs_dma_probe(struct platform_device *pdev)
if (IS_ERR(mxs_dma->base))
return PTR_ERR(mxs_dma->base);
mxs_dma->clk = devm_clk_get(&pdev->dev, NULL);
mxs_dma->clk = devm_clk_get(dev, NULL);
if (IS_ERR(mxs_dma->clk))
return PTR_ERR(mxs_dma->clk);
@@ -795,10 +796,10 @@ static int mxs_dma_probe(struct platform_device *pdev)
return ret;
mxs_dma->pdev = pdev;
mxs_dma->dma_device.dev = &pdev->dev;
mxs_dma->dma_device.dev = dev;
/* mxs_dma gets 65535 bytes maximum sg size */
dma_set_max_seg_size(mxs_dma->dma_device.dev, MAX_XFER_BYTES);
dma_set_max_seg_size(dev, MAX_XFER_BYTES);
mxs_dma->dma_device.device_alloc_chan_resources = mxs_dma_alloc_chan_resources;
mxs_dma->dma_device.device_free_chan_resources = mxs_dma_free_chan_resources;
@@ -816,18 +817,18 @@ static int mxs_dma_probe(struct platform_device *pdev)
ret = dmaenginem_async_device_register(&mxs_dma->dma_device);
if (ret) {
dev_err(mxs_dma->dma_device.dev, "unable to register\n");
dev_err(dev, "unable to register\n");
return ret;
}
ret = of_dma_controller_register(np, mxs_dma_xlate, mxs_dma);
if (ret) {
dev_err(mxs_dma->dma_device.dev,
dev_err(dev,
"failed to register controller\n");
return ret;
}
dev_info(mxs_dma->dma_device.dev, "initialized\n");
dev_info(dev, "initialized\n");
return 0;
}