void htc_pm_monitor_work(struct work_struct *work)
{
struct timespec ts;
struct rtc_time tm;
if (htc_pm_monitor_wq == NULL)
return;
getnstimeofday(&ts);
rtc_time_to_tm(ts.tv_sec - (sys_tz.tz_minuteswest * 60), &tm);
printk("[K] [PM] hTC PM Statistic start (%02d-%02d %02d:%02d:%02d) \n",
tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec);
htc_show_interrupts();
htc_xo_block_clks_count_show();
htc_xo_block_clks_count_clear();
msm_xo_print_voters();
htc_idle_stat_show(msm_htc_util_delay_time);
htc_idle_stat_clear();
htc_timer_stats_onoff('0');
htc_timer_stats_show(300);/*Show timer events which greater than 300 every 10 sec*/
htc_timer_stats_onoff('1');
htc_print_active_wake_locks(WAKE_LOCK_IDLE);
htc_print_active_wake_locks(WAKE_LOCK_SUSPEND);
queue_delayed_work(htc_pm_monitor_wq, &htc_pm_delayed_work, msecs_to_jiffies(msm_htc_util_delay_time));
htc_kernel_top();
printk("[K] [PM] hTC PM Statistic done\n");
}
void htc_PM_monitor_work(struct work_struct *work)
{
struct timespec ts;
struct rtc_time tm;
if (htc_pm_monitor_wq == NULL)
return;
getnstimeofday(&ts);
rtc_time_to_tm(ts.tv_sec - (sys_tz.tz_minuteswest * 60), &tm);
printk(KERN_INFO "[K] [PM] hTC PM Statistic ");
printk(KERN_INFO "[K] %02d-%02d %02d:%02d:%02d \n", tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec);
/* htc_show_interrupts(); */
htc_idle_stat_show(HTC_PM_STATSTIC_DELAY);
#if CONFIG_SMD_OFFSET_TCXO_STAT
print_sleep_stat();
#endif
htc_idle_stat_clear();
htc_timer_stats_OnOff('0');
htc_timer_stats_show(300);
htc_timer_stats_OnOff('1');
htc_print_active_wake_locks(WAKE_LOCK_IDLE);
htc_print_active_wake_locks(WAKE_LOCK_SUSPEND);
queue_delayed_work(htc_pm_monitor_wq, &htc_pm_delayed_work, msecs_to_jiffies(HTC_PM_STATSTIC_DELAY));
htc_kernel_top();
}
void htc_pm_monitor_work(struct work_struct *work)
{
struct timespec ts;
struct rtc_time tm;
if (htc_pm_monitor_wq == NULL){
printk(KERN_INFO "[K] hTc PM statistic is NILL.\n");
return;
}
getnstimeofday(&ts);
rtc_time_to_tm(ts.tv_sec - (sys_tz.tz_minuteswest * 60), &tm);
printk(KERN_INFO "[K] [PM] hTC PM Statistic ");
printk(KERN_INFO "[K] %02d-%02d %02d:%02d:%02d \n", tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec);
htc_idle_stat_show(msm_htc_util_delay_time);
htc_idle_stat_clear();
htc_timer_stats_OnOff('0');
htc_timer_stats_show(300);
htc_timer_stats_OnOff('1');
#if 0
htc_print_active_perf_locks();
#endif
htc_print_active_wake_locks(WAKE_LOCK_SUSPEND);
queue_delayed_work(htc_pm_monitor_wq, &htc_pm_delayed_work, msecs_to_jiffies(msm_htc_util_delay_time));
htc_kernel_top();
}
static int try_to_freeze_tasks(bool sig_only)
{
struct task_struct *g, *p;
unsigned long end_time;
unsigned int todo;
struct timeval start, end;
u64 elapsed_csecs64;
unsigned int elapsed_csecs;
unsigned int wakeup = 0;
do_gettimeofday(&start);
end_time = jiffies + TIMEOUT;
while (true) {
todo = 0;
read_lock(&tasklist_lock);
do_each_thread(g, p) {
if (frozen(p) || !freezeable(p))
continue;
if (!freeze_task(p, sig_only))
continue;
/*
* Now that we've done set_freeze_flag, don't
* perturb a task in TASK_STOPPED or TASK_TRACED.
* It is "frozen enough". If the task does wake
* up, it will immediately call try_to_freeze.
*/
if (!task_is_stopped_or_traced(p) &&
!freezer_should_skip(p))
todo++;
} while_each_thread(g, p);
read_unlock(&tasklist_lock);
if (todo && has_wake_lock(WAKE_LOCK_SUSPEND)) {
wakeup = 1;
#ifdef CONFIG_ARCH_MSM8X60_LTE
/*Show active wakelock at this moment*/
printk("[PM]Warning: Wakelock exists while freezing tasks\n");
htc_print_active_wake_locks(WAKE_LOCK_SUSPEND);
#endif
break;
}
if (!todo || time_after(jiffies, end_time))
break;
/*
* We need to retry, but first give the freezing tasks some
* time to enter the regrigerator.
*/
msleep(10);
}
do_gettimeofday(&end);
elapsed_csecs64 = timeval_to_ns(&end) - timeval_to_ns(&start);
do_div(elapsed_csecs64, NSEC_PER_SEC / 100);
elapsed_csecs = elapsed_csecs64;
if (todo) {
/* This does not unfreeze processes that are already frozen
* (we have slightly ugly calling convention in that respect,
* and caller must call thaw_processes() if something fails),
* but it cleans up leftover PF_FREEZE requests.
*/
if(wakeup) {
printk("\n");
printk(KERN_ERR "Freezing of %s aborted\n",
sig_only ? "user space " : "tasks ");
}
else {
printk("\n");
printk(KERN_ERR "Freezing of tasks failed after %d.%02d seconds "
"(%d tasks refusing to freeze):\n",
elapsed_csecs / 100, elapsed_csecs % 100, todo);
}
#ifdef CONFIG_MSM_WATCHDOG
/* Suspend wdog until tasks are printed */
msm_watchdog_suspend();
#endif
read_lock(&tasklist_lock);
do_each_thread(g, p) {
task_lock(p);
if (freezing(p) && !freezer_should_skip(p) &&
elapsed_csecs > 100 && !wakeup)
sched_show_task(p);
cancel_freezing(p);
task_unlock(p);
} while_each_thread(g, p);
read_unlock(&tasklist_lock);
#ifdef CONFIG_MSM_WATCHDOG
msm_watchdog_resume();
#endif
} else {