xref: /linux/include/asm-generic/timex.h (revision 3d0fe49454652117522f60bfbefb978ba0e5300b)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ASM_GENERIC_TIMEX_H
3 #define __ASM_GENERIC_TIMEX_H
4 
5 /*
6  * If you have a cycle counter, return the value here.
7  */
8 typedef unsigned long cycles_t;
9 #ifndef get_cycles
10 static inline cycles_t get_cycles(void)
11 {
12 	return 0;
13 }
14 #endif
15 
16 /*
17  * Architectures are encouraged to implement read_current_timer
18  * and define this in order to avoid the expensive delay loop
19  * calibration during boot.
20  */
21 #undef ARCH_HAS_READ_CURRENT_TIMER
22 
23 #endif /* __ASM_GENERIC_TIMEX_H */
24