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mmc: au1xmmc: Use devm_mmc_alloc_host() helper

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Use new function devm_mmc_alloc_host() to simplify the code.

Cc: Manuel Lauss <manuel.lauss@gmail.com>
Reviewed-by: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Link: https://lore.kernel.org/r/7da94643484f7184be40fa517a8a74ce3cdefe19.1748933789.git.zhoubinbin@loongson.cn
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Binbin Zhou 2025-06-03 20:25:15 +08:00 committed by Ulf Hansson
parent 56637056f9
commit 16ca54d052
1 changed files with 4 additions and 10 deletions
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14
drivers/mmc/host/au1xmmc.c
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@ -937,11 +937,10 @@ static int au1xmmc_probe(struct platform_device *pdev)
struct resource *r;
int ret, iflag;
mmc = mmc_alloc_host(sizeof(struct au1xmmc_host), &pdev->dev);
mmc = devm_mmc_alloc_host(&pdev->dev, sizeof(*host));
if (!mmc) {
dev_err(&pdev->dev, "no memory for mmc_host\n");
ret = -ENOMEM;
goto out0;
return -ENOMEM;
}
host = mmc_priv(mmc);
@ -953,14 +952,14 @@ static int au1xmmc_probe(struct platform_device *pdev)
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!r) {
dev_err(&pdev->dev, "no mmio defined\n");
goto out1;
return ret;
}
host->ioarea = request_mem_region(r->start, resource_size(r),
pdev->name);
if (!host->ioarea) {
dev_err(&pdev->dev, "mmio already in use\n");
goto out1;
return ret;
}
host->iobase = ioremap(r->start, 0x3c);
@ -1109,9 +1108,6 @@ static int au1xmmc_probe(struct platform_device *pdev)
out2:
release_resource(host->ioarea);
kfree(host->ioarea);
out1:
mmc_free_host(mmc);
out0:
return ret;
}
@ -1151,8 +1147,6 @@ static void au1xmmc_remove(struct platform_device *pdev)
iounmap((void *)host->iobase);
release_resource(host->ioarea);
kfree(host->ioarea);
mmc_free_host(host->mmc);
}
}