/* SPDX-License-Identifier: GPL-2.0 */ /* * ARM simple delay routines */ #ifndef SELFTEST_KVM_ARM_DELAY_H #define SELFTEST_KVM_ARM_DELAY_H #include "arch_timer.h" static inline void __delay(uint64_t cycles) { enum arch_timer timer = VIRTUAL; uint64_t start = timer_get_cntct(timer); while ((timer_get_cntct(timer) - start) < cycles) cpu_relax(); } static inline void udelay(unsigned long usec) { __delay(usec_to_cycles(usec)); } #endif /* SELFTEST_KVM_ARM_DELAY_H */