include/asm-generic/timex.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 #ifndef __ASM_GENERIC_TIMEX_H
0003 #define __ASM_GENERIC_TIMEX_H
0004
0005 /*
0006  * If you have a cycle counter, return the value here.
0007  */
0008 typedef unsigned long cycles_t;
0009 #ifndef get_cycles
0010 static inline cycles_t get_cycles(void)
0011 {
0012     return 0;
0013 }
0014 #endif
0015
0016 /*
0017  * Architectures are encouraged to implement read_current_timer
0018  * and define this in order to avoid the expensive delay loop
0019  * calibration during boot.
0020  */
0021 #undef ARCH_HAS_READ_CURRENT_TIMER
0022
0023 #endif /* __ASM_GENERIC_TIMEX_H */