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PM / s2idle: Rename PM_SUSPEND_FREEZE to PM_SUSPEND_TO_IDLE 

To make it clear that the symbol in question refers to
suspend-to-idle, rename it from PM_SUSPEND_FREEZE to
PM_SUSPEND_TO_IDLE.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Rafael J. Wysocki 2017-08-10 00:13:07 +02:00
parent e870c6c87c
commit 690cbb90a7
5 changed files with 28 additions and 28 deletions
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2
drivers/acpi/sleep.c
View File

@ -719,7 +719,7 @@ static int lps0_device_attach(struct acpi_device *adev,
* suspend mode was not set from the command line.
*/
if (mem_sleep_default > PM_SUSPEND_MEM)
mem_sleep_current = PM_SUSPEND_FREEZE;
mem_sleep_current = PM_SUSPEND_TO_IDLE;
}
acpi_handle_debug(adev->handle, "_DSM function mask: 0x%x\n",

2
drivers/regulator/of_regulator.c
View File

@ -150,7 +150,7 @@ static void of_get_regulation_constraints(struct device_node *np,
suspend_state = &constraints->state_disk;
break;
case PM_SUSPEND_ON:
case PM_SUSPEND_FREEZE:
case PM_SUSPEND_TO_IDLE:
case PM_SUSPEND_STANDBY:
default:
continue;

4
include/linux/suspend.h
View File

@ -33,10 +33,10 @@ static inline void pm_restore_console(void)
typedef int __bitwise suspend_state_t;
#define PM_SUSPEND_ON ((__force suspend_state_t) 0)
#define PM_SUSPEND_FREEZE ((__force suspend_state_t) 1)
#define PM_SUSPEND_TO_IDLE ((__force suspend_state_t) 1)
#define PM_SUSPEND_STANDBY ((__force suspend_state_t) 2)
#define PM_SUSPEND_MEM ((__force suspend_state_t) 3)
#define PM_SUSPEND_MIN PM_SUSPEND_FREEZE
#define PM_SUSPEND_MIN PM_SUSPEND_TO_IDLE
#define PM_SUSPEND_MAX ((__force suspend_state_t) 4)
enum suspend_stat_step {

44
kernel/power/suspend.c
View File

@ -35,19 +35,19 @@
#include "power.h"
const char * const pm_labels[] = {
[PM_SUSPEND_FREEZE] = "freeze",
[PM_SUSPEND_TO_IDLE] = "freeze",
[PM_SUSPEND_STANDBY] = "standby",
[PM_SUSPEND_MEM] = "mem",
};
const char *pm_states[PM_SUSPEND_MAX];
static const char * const mem_sleep_labels[] = {
[PM_SUSPEND_FREEZE] = "s2idle",
[PM_SUSPEND_TO_IDLE] = "s2idle",
[PM_SUSPEND_STANDBY] = "shallow",
[PM_SUSPEND_MEM] = "deep",
};
const char *mem_sleep_states[PM_SUSPEND_MAX];
suspend_state_t mem_sleep_current = PM_SUSPEND_FREEZE;
suspend_state_t mem_sleep_current = PM_SUSPEND_TO_IDLE;
suspend_state_t mem_sleep_default = PM_SUSPEND_MAX;
suspend_state_t pm_suspend_target_state;
EXPORT_SYMBOL_GPL(pm_suspend_target_state);
@ -76,7 +76,7 @@ static void freeze_begin(void)
static void freeze_enter(void)
{
trace_suspend_resume(TPS("machine_suspend"), PM_SUSPEND_FREEZE, true);
trace_suspend_resume(TPS("machine_suspend"), PM_SUSPEND_TO_IDLE, true);
spin_lock_irq(&suspend_freeze_lock);
if (pm_wakeup_pending())
@ -103,7 +103,7 @@ static void freeze_enter(void)
suspend_freeze_state = FREEZE_STATE_NONE;
spin_unlock_irq(&suspend_freeze_lock);
trace_suspend_resume(TPS("machine_suspend"), PM_SUSPEND_FREEZE, false);
trace_suspend_resume(TPS("machine_suspend"), PM_SUSPEND_TO_IDLE, false);
}
static void s2idle_loop(void)
@ -175,19 +175,19 @@ void __init pm_states_init(void)
{
/* "mem" and "freeze" are always present in /sys/power/state. */
pm_states[PM_SUSPEND_MEM] = pm_labels[PM_SUSPEND_MEM];
pm_states[PM_SUSPEND_FREEZE] = pm_labels[PM_SUSPEND_FREEZE];
pm_states[PM_SUSPEND_TO_IDLE] = pm_labels[PM_SUSPEND_TO_IDLE];
/*
* Suspend-to-idle should be supported even without any suspend_ops,
* initialize mem_sleep_states[] accordingly here.
*/
mem_sleep_states[PM_SUSPEND_FREEZE] = mem_sleep_labels[PM_SUSPEND_FREEZE];
mem_sleep_states[PM_SUSPEND_TO_IDLE] = mem_sleep_labels[PM_SUSPEND_TO_IDLE];
}
static int __init mem_sleep_default_setup(char *str)
{
suspend_state_t state;
for (state = PM_SUSPEND_FREEZE; state <= PM_SUSPEND_MEM; state++)
for (state = PM_SUSPEND_TO_IDLE; state <= PM_SUSPEND_MEM; state++)
if (mem_sleep_labels[state] &&
!strcmp(str, mem_sleep_labels[state])) {
mem_sleep_default = state;
@ -239,48 +239,48 @@ EXPORT_SYMBOL_GPL(suspend_valid_only_mem);
static bool sleep_state_supported(suspend_state_t state)
{
return state == PM_SUSPEND_FREEZE || (suspend_ops && suspend_ops->enter);
return state == PM_SUSPEND_TO_IDLE || (suspend_ops && suspend_ops->enter);
}
static int platform_suspend_prepare(suspend_state_t state)
{
return state != PM_SUSPEND_FREEZE && suspend_ops->prepare ?
return state != PM_SUSPEND_TO_IDLE && suspend_ops->prepare ?
suspend_ops->prepare() : 0;
}
static int platform_suspend_prepare_late(suspend_state_t state)
{
return state == PM_SUSPEND_FREEZE && freeze_ops && freeze_ops->prepare ?
return state == PM_SUSPEND_TO_IDLE && freeze_ops && freeze_ops->prepare ?
freeze_ops->prepare() : 0;
}
static int platform_suspend_prepare_noirq(suspend_state_t state)
{
return state != PM_SUSPEND_FREEZE && suspend_ops->prepare_late ?
return state != PM_SUSPEND_TO_IDLE && suspend_ops->prepare_late ?
suspend_ops->prepare_late() : 0;
}
static void platform_resume_noirq(suspend_state_t state)
{
if (state != PM_SUSPEND_FREEZE && suspend_ops->wake)
if (state != PM_SUSPEND_TO_IDLE && suspend_ops->wake)
suspend_ops->wake();
}
static void platform_resume_early(suspend_state_t state)
{
if (state == PM_SUSPEND_FREEZE && freeze_ops && freeze_ops->restore)
if (state == PM_SUSPEND_TO_IDLE && freeze_ops && freeze_ops->restore)
freeze_ops->restore();
}
static void platform_resume_finish(suspend_state_t state)
{
if (state != PM_SUSPEND_FREEZE && suspend_ops->finish)
if (state != PM_SUSPEND_TO_IDLE && suspend_ops->finish)
suspend_ops->finish();
}
static int platform_suspend_begin(suspend_state_t state)
{
if (state == PM_SUSPEND_FREEZE && freeze_ops && freeze_ops->begin)
if (state == PM_SUSPEND_TO_IDLE && freeze_ops && freeze_ops->begin)
return freeze_ops->begin();
else if (suspend_ops && suspend_ops->begin)
return suspend_ops->begin(state);
@ -290,7 +290,7 @@ static int platform_suspend_begin(suspend_state_t state)
static void platform_resume_end(suspend_state_t state)
{
if (state == PM_SUSPEND_FREEZE && freeze_ops && freeze_ops->end)
if (state == PM_SUSPEND_TO_IDLE && freeze_ops && freeze_ops->end)
freeze_ops->end();
else if (suspend_ops && suspend_ops->end)
suspend_ops->end();
@ -298,13 +298,13 @@ static void platform_resume_end(suspend_state_t state)
static void platform_recover(suspend_state_t state)
{
if (state != PM_SUSPEND_FREEZE && suspend_ops->recover)
if (state != PM_SUSPEND_TO_IDLE && suspend_ops->recover)
suspend_ops->recover();
}
static bool platform_suspend_again(suspend_state_t state)
{
return state != PM_SUSPEND_FREEZE && suspend_ops->suspend_again ?
return state != PM_SUSPEND_TO_IDLE && suspend_ops->suspend_again ?
suspend_ops->suspend_again() : false;
}
@ -400,7 +400,7 @@ static int suspend_enter(suspend_state_t state, bool *wakeup)
if (error)
goto Devices_early_resume;
if (state == PM_SUSPEND_FREEZE && pm_test_level != TEST_PLATFORM) {
if (state == PM_SUSPEND_TO_IDLE && pm_test_level != TEST_PLATFORM) {
s2idle_loop();
goto Platform_early_resume;
}
@ -538,7 +538,7 @@ static int enter_state(suspend_state_t state)
int error;
trace_suspend_resume(TPS("suspend_enter"), state, true);
if (state == PM_SUSPEND_FREEZE) {
if (state == PM_SUSPEND_TO_IDLE) {
#ifdef CONFIG_PM_DEBUG
if (pm_test_level != TEST_NONE && pm_test_level <= TEST_CPUS) {
pr_warn("Unsupported test mode for suspend to idle, please choose none/freezer/devices/platform.\n");
@ -551,7 +551,7 @@ static int enter_state(suspend_state_t state)
if (!mutex_trylock(&pm_mutex))
return -EBUSY;
if (state == PM_SUSPEND_FREEZE)
if (state == PM_SUSPEND_TO_IDLE)
freeze_begin();
#ifndef CONFIG_SUSPEND_SKIP_SYNC

4
kernel/power/suspend_test.c
View File

@ -104,9 +104,9 @@ static void __init test_wakealarm(struct rtc_device *rtc, suspend_state_t state)
printk(info_test, pm_states[state]);
status = pm_suspend(state);
if (status < 0)
state = PM_SUSPEND_FREEZE;
state = PM_SUSPEND_TO_IDLE;
}
if (state == PM_SUSPEND_FREEZE) {
if (state == PM_SUSPEND_TO_IDLE) {
printk(info_test, pm_states[state]);
status = pm_suspend(state);
}