/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2020-2022 Loongson Technology Corporation Limited */ #ifndef _ASM_DELAY_H #define _ASM_DELAY_H #include <linux/param.h> extern void __delay(unsigned long cycles); extern void __ndelay(unsigned long ns); extern void __udelay(unsigned long us); #define ndelay(ns) __ndelay(ns) #define udelay(us) __udelay(us) /* make sure "usecs *= ..." in udelay do not overflow. */ #if HZ >= 1000 #define MAX_UDELAY_MS 1 #elif HZ <= 200 #define MAX_UDELAY_MS 5 #else #define MAX_UDELAY_MS (1000 / HZ) #endif #endif /* _ASM_DELAY_H */