27  * @online: the count of online coupled VPEs
39 typedef unsigned (*cps_nc_entry_fn)(unsigned online, u32 *nc_ready_count);
57 /* Indicates online CPUs coupled with the current CPU */
78 static void coupled_barrier(atomic_t *a, unsigned online)  in coupled_barrier()  argument
92 	while (atomic_read(a) < online)  in coupled_barrier()
95 	if (atomic_inc_return(a) == online * 2) {  in coupled_barrier()
100 	while (atomic_read(a) > online)  in coupled_barrier()
108 	unsigned online, left;  in cps_pm_enter_state()  local
121 	/* Calculate which coupled CPUs (VPEs) are online */  in cps_pm_enter_state()
126 		online = cpumask_weight(coupled_mask);  in cps_pm_enter_state()
132 		online = 1;  in cps_pm_enter_state()
161 	coupled_barrier(&per_cpu(pm_barrier, core), online);  in cps_pm_enter_state()
164 	left = entry(online, nc_core_ready_count);  in cps_pm_enter_state()
180 	if (coupled_coherence && (state == CPS_PM_NC_WAIT) && (left == online))  in cps_pm_enter_state()
729 	return cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "mips/cps_pm:online",  in cps_pm_init()