diff options
Diffstat (limited to 'include/linux/io.h')
| -rw-r--r-- | include/linux/io.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/io.h b/include/linux/io.h index 81877ea39309..c244a0cc9319 100644 --- a/include/linux/io.h +++ b/include/linux/io.h @@ -22,12 +22,27 @@ #include <asm/io.h> #include <asm/page.h> +struct device; + void __iowrite32_copy(void __iomem *to, const void *from, size_t count); void __iowrite64_copy(void __iomem *to, const void *from, size_t count); int ioremap_page_range(unsigned long addr, unsigned long end, unsigned long phys_addr, pgprot_t prot); +/* + * Managed iomap interface + */ +void __iomem * devm_ioport_map(struct device *dev, unsigned long port, + unsigned int nr); +void devm_ioport_unmap(struct device *dev, void __iomem *addr); + +void __iomem * devm_ioremap(struct device *dev, unsigned long offset, + unsigned long size); +void __iomem * devm_ioremap_nocache(struct device *dev, unsigned long offset, + unsigned long size); +void devm_iounmap(struct device *dev, void __iomem *addr); + /** * check_signature - find BIOS signatures * @io_addr: mmio address to check |