diff options
Diffstat (limited to 'include/linux/io.h')
| -rw-r--r-- | include/linux/io.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/io.h b/include/linux/io.h index c244a0cc931..09d35123637 100644 --- a/include/linux/io.h +++ b/include/linux/io.h @@ -33,9 +33,22 @@ int ioremap_page_range(unsigned long addr, unsigned long end, /* * Managed iomap interface */ +#ifdef CONFIG_HAS_IOPORT void __iomem * devm_ioport_map(struct device *dev, unsigned long port, unsigned int nr); void devm_ioport_unmap(struct device *dev, void __iomem *addr); +#else +static inline void __iomem *devm_ioport_map(struct device *dev, + unsigned long port, + unsigned int nr) +{ + return NULL; +} + +static inline void devm_ioport_unmap(struct device *dev, void __iomem *addr) +{ +} +#endif void __iomem * devm_ioremap(struct device *dev, unsigned long offset, unsigned long size); |