irtl 1197 drivers/idle/intel_idle.c static unsigned long long irtl_2_usec(unsigned long long irtl) irtl 1201 drivers/idle/intel_idle.c if (!irtl) irtl 1204 drivers/idle/intel_idle.c ns = irtl_ns_units[(irtl >> 10) & 0x7]; irtl 1206 drivers/idle/intel_idle.c return div64_u64((irtl & 0x3FF) * ns, 1000);