/**
* suspend_devices_and_enter - suspend devices and enter the desired system
* sleep state.
* @state: state to enter
*/
int suspend_devices_and_enter(suspend_state_t state)
{
int error;
gfp_t saved_mask;
struct device l3_dev;
if (!suspend_ops)
return -ENOSYS;
if (suspend_ops->begin) {
error = suspend_ops->begin(state);
if (error)
goto Close;
}
suspend_console();
saved_mask = clear_gfp_allowed_mask(GFP_IOFS);
suspend_test_start();
error = dpm_suspend_start(PMSG_SUSPEND);
if (error) {
printk(KERN_ERR "PM: Some devices failed to suspend\n");
goto Recover_platform;
}
suspend_test_finish("suspend devices");
if (suspend_test(TEST_DEVICES))
goto Recover_platform;
//omap_pm_set_min_bus_tput(&l3_dev, OCP_INITIATOR_AGENT, 100 * 1000 * 4); // sookyoung.kim
suspend_enter(state);
//omap_pm_set_min_bus_tput(&l3_dev, OCP_INITIATOR_AGENT, 200 * 1000 * 4); // sookyoung.kim
Resume_devices:
suspend_test_start();
dpm_resume_end(PMSG_RESUME);
// LGE_UPDATE_S
#if defined(CONFIG_WAKE_IRQ_PRINT)
wakeup_irq_record_print();
#endif
// LGE_UPDATE_E
suspend_test_finish("resume devices");
set_gfp_allowed_mask(saved_mask);
resume_console();
Close:
if (suspend_ops->end)
suspend_ops->end();
return error;
Recover_platform:
if (suspend_ops->recover)
suspend_ops->recover();
goto Resume_devices;
}
/**
* suspend_devices_and_enter - suspend devices and enter the desired system
* sleep state.
* @state: state to enter
*/
int suspend_devices_and_enter(suspend_state_t state)
{
int error;
gfp_t saved_mask;
if (!suspend_ops)
return -ENOSYS;
if (suspend_ops->begin) {
error = suspend_ops->begin(state);
if (error)
goto Close;
}
suspend_console();
saved_mask = clear_gfp_allowed_mask(GFP_IOFS);
suspend_test_start();
error = dpm_suspend_start(PMSG_SUSPEND);
if (error) {
printk(KERN_ERR "PM: Some devices failed to suspend\n");
goto Recover_platform;
}
suspend_test_finish("suspend devices");
if (suspend_test(TEST_DEVICES)) {
printk(KERN_ERR "PM: suspend test failed\n");
goto Recover_platform;
}
suspend_enter(state);
Resume_devices:
suspend_test_start();
dpm_resume_end(PMSG_RESUME);
suspend_test_finish("resume devices");
set_gfp_allowed_mask(saved_mask);
resume_console();
Close:
if (suspend_ops->end)
suspend_ops->end();
return error;
Recover_platform:
if (suspend_ops->recover)
suspend_ops->recover();
goto Resume_devices;
}
int hibernation_restore(int platform_mode)
{
int error;
gfp_t saved_mask;
pm_prepare_console();
suspend_console();
saved_mask = clear_gfp_allowed_mask(GFP_IOFS);
error = dpm_suspend_start(PMSG_QUIESCE);
if (!error) {
error = resume_target_kernel(platform_mode);
dpm_resume_end(PMSG_RECOVER);
}
set_gfp_allowed_mask(saved_mask);
resume_console();
pm_restore_console();
return error;
}
int hibernation_snapshot(int platform_mode)
{
int error;
gfp_t saved_mask;
error = platform_begin(platform_mode);
if (error)
return error;
/* Preallocate image memory before shutting down devices. */
error = hibernate_preallocate_memory();
if (error)
goto Close;
suspend_console();
saved_mask = clear_gfp_allowed_mask(GFP_IOFS);
error = dpm_suspend_start(PMSG_FREEZE);
if (error)
goto Recover_platform;
if (hibernation_test(TEST_DEVICES))
goto Recover_platform;
error = create_image(platform_mode);
/* Control returns here after successful restore */
Resume_devices:
/* We may need to release the preallocated image pages here. */
if (error || !in_suspend)
swsusp_free();
dpm_resume_end(in_suspend ?
(error ? PMSG_RECOVER : PMSG_THAW) : PMSG_RESTORE);
set_gfp_allowed_mask(saved_mask);
resume_console();
Close:
platform_end(platform_mode);
return error;
Recover_platform:
platform_recover(platform_mode);
goto Resume_devices;
}
int hibernation_platform_enter(void)
{
int error;
gfp_t saved_mask;
if (!hibernation_ops)
return -ENOSYS;
/*
* We have cancelled the power transition by running
* hibernation_ops->finish() before saving the image, so we should let
* the firmware know that we're going to enter the sleep state after all
*/
error = hibernation_ops->begin();
if (error)
goto Close;
entering_platform_hibernation = true;
suspend_console();
saved_mask = clear_gfp_allowed_mask(GFP_IOFS);
error = dpm_suspend_start(PMSG_HIBERNATE);
if (error) {
if (hibernation_ops->recover)
hibernation_ops->recover();
goto Resume_devices;
}
error = dpm_suspend_noirq(PMSG_HIBERNATE);
if (error)
goto Resume_devices;
error = hibernation_ops->prepare();
if (error)
goto Platform_finish;
error = disable_nonboot_cpus();
if (error)
goto Platform_finish;
local_irq_disable();
sysdev_suspend(PMSG_HIBERNATE);
if (!pm_check_wakeup_events()) {
error = -EAGAIN;
goto Power_up;
}
hibernation_ops->enter();
/* We should never get here */
while (1);
Power_up:
sysdev_resume();
local_irq_enable();
enable_nonboot_cpus();
Platform_finish:
hibernation_ops->finish();
dpm_suspend_noirq(PMSG_RESTORE);
Resume_devices:
entering_platform_hibernation = false;
dpm_resume_end(PMSG_RESTORE);
set_gfp_allowed_mask(saved_mask);
resume_console();
Close:
hibernation_ops->end();
return error;
}
/**
* suspend_devices_and_enter - suspend devices and enter the desired system
* sleep state.
* @state: state to enter
*/
int suspend_devices_and_enter(suspend_state_t state)
{
int error;
gfp_t saved_mask;
if (!suspend_ops)
return -ENOSYS;
if (suspend_ops->begin) {
error = suspend_ops->begin(state);
if (error)
goto Close;
}
#if 1
{
struct timespec ts;
struct rtc_time tm;
long elasped_time=0L;
int capa = get_bat_soc(); // battery capa get
int volt = get_bat_volt(); // fuel gage volt
getnstimeofday(&ts);
rtc_time_to_tm(ts.tv_sec, &tm);
//printk("%s:", __func__);
elasped_time=ts.tv_sec-old_ts.tv_sec;
printk("([elasped_time=%ldsec, suspend]%d-%02d-%02d %02d:%02d:%02d.%09lu UTC, battery capa=%d, volt=%d)\n", elasped_time, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec, ts.tv_nsec, capa, volt);
old_ts = ts;
}
#endif
suspend_console();
saved_mask = clear_gfp_allowed_mask(GFP_IOFS);
suspend_test_start();
error = dpm_suspend_start(PMSG_SUSPEND);
if (error) {
printk(KERN_ERR "PM: Some devices failed to suspend\n");
goto Recover_platform;
}
suspend_test_finish("suspend devices");
if (suspend_test(TEST_DEVICES))
goto Recover_platform;
suspend_enter(state);
Resume_devices:
suspend_test_start();
dpm_resume_end(PMSG_RESUME);
suspend_test_finish("resume devices");
set_gfp_allowed_mask(saved_mask);
resume_console();
#if 1
{
struct timespec ts;
struct rtc_time tm;
int capa = get_bat_soc(); // battery capa get
int volt = get_bat_volt(); // fuel gage volt
getnstimeofday(&ts);
long elasped_time=0L;
elasped_time=ts.tv_sec-old_ts.tv_sec;
rtc_time_to_tm(ts.tv_sec, &tm);
//printk("%s:", __func__);
printk("\n([elasped_time=%ldsec, resume]%d-%02d-%02d %02d:%02d:%02d.%09lu UTC, battery capa=%d, volt=%d)\n", elasped_time, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec, ts.tv_nsec, capa, volt);
old_ts = ts;
}
#endif
Close:
if (suspend_ops->end)
suspend_ops->end();
return error;
Recover_platform:
if (suspend_ops->recover)
suspend_ops->recover();
goto Resume_devices;
}
