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ASoC: SPEAr: Convert to use devm_ioremap_resource

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Use devm_ioremap_resource() instead of open code.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Axel Lin 2015-08-24 16:52:30 +08:00 committed by Mark Brown
parent bc0195aad0
commit 552ef80389
1 changed files with 5 additions and 15 deletions
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20
sound/soc/spear/spdif_in.c
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@ -203,35 +203,25 @@ static int spdif_in_probe(struct platform_device *pdev)
struct spdif_in_dev *host; struct spdif_in_dev *host;
struct spear_spdif_platform_data *pdata; struct spear_spdif_platform_data *pdata;
struct resource *res, *res_fifo; struct resource *res, *res_fifo;
void __iomem *io_base;
int ret; int ret;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0); res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) io_base = devm_ioremap_resource(&pdev->dev, res);
return -EINVAL; if (IS_ERR(io_base))
return PTR_ERR(io_base);
res_fifo = platform_get_resource(pdev, IORESOURCE_IO, 0); res_fifo = platform_get_resource(pdev, IORESOURCE_IO, 0);
if (!res_fifo) if (!res_fifo)
return -EINVAL; return -EINVAL;
if (!devm_request_mem_region(&pdev->dev, res->start,
resource_size(res), pdev->name)) {
dev_warn(&pdev->dev, "Failed to get memory resourse\n");
return -ENOENT;
}
host = devm_kzalloc(&pdev->dev, sizeof(*host), GFP_KERNEL); host = devm_kzalloc(&pdev->dev, sizeof(*host), GFP_KERNEL);
if (!host) { if (!host) {
dev_warn(&pdev->dev, "kzalloc fail\n"); dev_warn(&pdev->dev, "kzalloc fail\n");
return -ENOMEM; return -ENOMEM;
} }
host->io_base = devm_ioremap(&pdev->dev, res->start, host->io_base = io_base;
resource_size(res));
if (!host->io_base) {
dev_warn(&pdev->dev, "ioremap failed\n");
return -ENOMEM;
}
host->irq = platform_get_irq(pdev, 0); host->irq = platform_get_irq(pdev, 0);
if (host->irq < 0) if (host->irq < 0)
return -EINVAL; return -EINVAL;