2 * sched_clock.h: support for extending counters to full 64-bit ns counter
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
8 #ifndef LINUX_SCHED_CLOCK
9 #define LINUX_SCHED_CLOCK
11 #ifdef CONFIG_GENERIC_SCHED_CLOCK
12 extern void sched_clock_postinit(void);
14 static inline void sched_clock_postinit(void) { }
17 extern void setup_sched_clock(u32 (*read)(void), int bits, unsigned long rate);
18 extern void sched_clock_register(u64 (*read)(void), int bits,