#ifndef _ASM_IO_64_NONATOMIC_LO_HI_H_ #define _ASM_IO_64_NONATOMIC_LO_HI_H_ #include <linux/io.h> #include <asm-generic/int-ll64.h> #ifndef readq static inline __u64 readq(const volatile void __iomem *addr) { const volatile u32 __iomem *p = addr; u32 low, high; low = readl(p); high = readl(p + 1); return low + ((u64)high << 32); } #endif #ifndef writeq static inline void writeq(__u64 val, volatile void __iomem *addr) { writel(val, addr); writel(val >> 32, addr + 4); } #endif #endif /* _ASM_IO_64_NONATOMIC_LO_HI_H_ */