1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (C) 2020 Loongson Technology Corporation Limited
4  */
5 #ifndef _ASM_TIMEX_H
6 #define _ASM_TIMEX_H
7 
8 #ifdef __KERNEL__
9 
10 #include <linux/compiler.h>
11 
12 #include <asm/cpu.h>
13 #include <asm/cpu-features.h>
14 #include <asm/loongarchregs.h>
15 
16 /*
17  * Standard way to access the cycle counter.
18  * Currently only used on SMP for scheduling.
19  *
20  * We know that all SMP capable CPUs have cycle counters.
21  */
22 
23 typedef unsigned long cycles_t;
24 
25 #define get_cycles get_cycles
26 
get_cycles(void)27 static inline cycles_t get_cycles(void)
28 {
29 	return drdtime();
30 }
31 
32 #endif /* __KERNEL__ */
33 
34 #endif /*  _ASM_TIMEX_H */
35