1#ifndef _ASM_IO_64_NONATOMIC_HI_LO_H_
 2#define _ASM_IO_64_NONATOMIC_HI_LO_H_
 3
 4#include <linux/io.h>
 5#include <asm-generic/int-ll64.h>
 6
 7#ifndef readq
 8static inline __u64 readq(const volatile void __iomem *addr)
 9{
10	const volatile u32 __iomem *p = addr;
11	u32 low, high;
12
13	high = readl(p + 1);
14	low = readl(p);
15
16	return low + ((u64)high << 32);
17}
18#endif
19
20#ifndef writeq
21static inline void writeq(__u64 val, volatile void __iomem *addr)
22{
23	writel(val >> 32, addr + 4);
24	writel(val, addr);
25}
26#endif
27
28#endif	/* _ASM_IO_64_NONATOMIC_HI_LO_H_ */