drivers/cpuidle/cpuidle-cps.c

1 // SPDX-License-Identifier: GPL-2.0-or-later
12 #include <asm/pm-cps.h>
16 	STATE_WAIT = 0,		/* MIPS wait instruction, coherent */
17 	STATE_NC_WAIT,		/* MIPS wait instruction, non-coherent */
36 	if (cpus_are_siblings(0, dev->cpu) && (index > STATE_NC_WAIT))  in cps_nc_enter()
52 		return -EINVAL;  in cps_nc_enter()
57 		return -EINTR;  in cps_nc_enter()
78 			.name	= "nc-wait",
79 			.desc	= "non-coherent MIPS wait",
86 			.name	= "clock-gated",
94 			.name	= "power-gated",
130 		pr_info("cpuidle-cps: limited to ");  in cps_cpuidle_init()
131 		switch (cps_driver.state_count - 1) {  in cps_cpuidle_init()
133 			pr_cont("coherent wait\n");  in cps_cpuidle_init()
136 			pr_cont("non-coherent wait\n");  in cps_cpuidle_init()
160 		device->cpu = cpu;  in cps_cpuidle_init()
162 		cpumask_copy(&device->coupled_cpus, &cpu_sibling_map[cpu]);  in cps_cpuidle_init()