diff options
Diffstat (limited to 'include/linux/io.h')
| -rw-r--r-- | include/linux/io.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/io.h b/include/linux/io.h index fa02e55e5a2e..fb5a99800e77 100644 --- a/include/linux/io.h +++ b/include/linux/io.h @@ -19,6 +19,7 @@ #define _LINUX_IO_H #include <linux/types.h> +#include <linux/init.h> #include <asm/io.h> #include <asm/page.h> @@ -38,6 +39,14 @@ static inline int ioremap_page_range(unsigned long addr, unsigned long end, } #endif +#ifdef CONFIG_HAVE_ARCH_HUGE_VMAP +void __init ioremap_huge_init(void); +int arch_ioremap_pud_supported(void); +int arch_ioremap_pmd_supported(void); +#else +static inline void ioremap_huge_init(void) { } +#endif + /* * Managed iomap interface */ @@ -64,6 +73,8 @@ void __iomem *devm_ioremap(struct device *dev, resource_size_t offset, resource_size_t size); void __iomem *devm_ioremap_nocache(struct device *dev, resource_size_t offset, resource_size_t size); +void __iomem *devm_ioremap_wc(struct device *dev, resource_size_t offset, + resource_size_t size); void devm_iounmap(struct device *dev, void __iomem *addr); int check_signature(const volatile void __iomem *io_addr, const unsigned char *signature, int length); @@ -101,6 +112,13 @@ static inline void arch_phys_wc_del(int handle) } #define arch_phys_wc_add arch_phys_wc_add +#ifndef arch_phys_wc_index +static inline int arch_phys_wc_index(int handle) +{ + return -1; +} +#define arch_phys_wc_index arch_phys_wc_index +#endif #endif #endif /* _LINUX_IO_H */ |