diff options
Diffstat (limited to 'drivers/base/platform.c')
| -rw-r--r-- | drivers/base/platform.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/base/platform.c b/drivers/base/platform.c index e0ca682a756d..28eb71967f17 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -60,6 +60,7 @@ struct resource *platform_get_resource(struct platform_device *dev, } EXPORT_SYMBOL_GPL(platform_get_resource); +#ifdef CONFIG_HAS_IOMEM /** * devm_platform_ioremap_resource - call devm_ioremap_resource() for a platform * device @@ -68,7 +69,6 @@ EXPORT_SYMBOL_GPL(platform_get_resource); * resource management * @index: resource index */ -#ifdef CONFIG_HAS_IOMEM void __iomem *devm_platform_ioremap_resource(struct platform_device *pdev, unsigned int index) { @@ -78,6 +78,23 @@ void __iomem *devm_platform_ioremap_resource(struct platform_device *pdev, return devm_ioremap_resource(&pdev->dev, res); } EXPORT_SYMBOL_GPL(devm_platform_ioremap_resource); + +/** + * devm_platform_ioremap_resource_wc - write-combined variant of + * devm_platform_ioremap_resource() + * + * @pdev: platform device to use both for memory resource lookup as well as + * resource management + * @index: resource index + */ +void __iomem *devm_platform_ioremap_resource_wc(struct platform_device *pdev, + unsigned int index) +{ + struct resource *res; + + res = platform_get_resource(pdev, IORESOURCE_MEM, index); + return devm_ioremap_resource_wc(&pdev->dev, res); +} #endif /* CONFIG_HAS_IOMEM */ /** |