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authorMasahiro Yamada <yamada.masahiro@socionext.com>2016-04-20 05:16:30 +0300
committerUlf Hansson <ulf.hansson@linaro.org>2016-05-02 11:33:34 +0300
commit378382b8d09d43371872103a58e4d4a7ff14b556 (patch)
tree2486b67470267976fc894601fd6b5c0a13aeea2d /drivers/mmc
parente30568d43f5ea63e61906d2a90c9b981ef829ff7 (diff)
downloadlinux-378382b8d09d43371872103a58e4d4a7ff14b556.tar.xz
mmc: sdhci-pltfm: move devm_ioremap_resource() up
Call devm_ioremap_resource() right after platform_get_resource(). This saves the error check of platform_get_resource() because devm_ioremap_resource() checks if the given resource is NULL. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Acked-by: Adrian Hunter <adrian.hunter@intel.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/host/sdhci-pltfm.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c
index caa05d74a02c..1d74db8374b4 100644
--- a/drivers/mmc/host/sdhci-pltfm.c
+++ b/drivers/mmc/host/sdhci-pltfm.c
@@ -119,11 +119,13 @@ struct sdhci_host *sdhci_pltfm_init(struct platform_device *pdev,
{
struct sdhci_host *host;
struct resource *iomem;
+ void __iomem *ioaddr;
int ret;
iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!iomem) {
- ret = -ENOMEM;
+ ioaddr = devm_ioremap_resource(&pdev->dev, iomem);
+ if (IS_ERR(ioaddr)) {
+ ret = PTR_ERR(ioaddr);
goto err;
}
@@ -135,6 +137,7 @@ struct sdhci_host *sdhci_pltfm_init(struct platform_device *pdev,
goto err;
}
+ host->ioaddr = ioaddr;
host->hw_name = dev_name(&pdev->dev);
if (pdata && pdata->ops)
host->ops = pdata->ops;
@@ -152,12 +155,6 @@ struct sdhci_host *sdhci_pltfm_init(struct platform_device *pdev,
goto err_request;
}
- host->ioaddr = devm_ioremap_resource(&pdev->dev, iomem);
- if (IS_ERR(host->ioaddr)) {
- ret = PTR_ERR(host->ioaddr);
- goto err_request;
- }
-
/*
* Some platforms need to probe the controller to be able to
* determine which caps should be used.