/**
 * suspend_devices_and_enter - Suspend devices and enter system sleep state.
 * @state: System sleep state to enter.
 */
int suspend_devices_and_enter(suspend_state_t state)
{
	int error;
	bool wakeup = false;

	if (!suspend_ops)
		return -ENOSYS;

	trace_machine_suspend(state);
	if (suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	}
	suspend_console();
	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;

	do {
		error = suspend_enter(state, &wakeup);
	} while (!error && !wakeup
		&& suspend_ops->suspend_again && suspend_ops->suspend_again());

 Resume_devices:
	suspend_test_start();
	dpm_resume_end(PMSG_RESUME);
#ifdef CONFIG_MACH_LGE_325_BOARD_VZW
#ifdef CONFIG_LGE_LOG_SERVICE
    if(sleep_enter == 1){
	    struct timespec ts;
	    struct rtc_time tm;
	    getnstimeofday(&ts);
	    rtc_time_to_tm(ts.tv_sec, &tm);
	    printk(KERN_UTC_WAKEUP "%d-%02d-%02d %02d:%02d:%02d.%06lu\n",
	                    tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
	                    tm.tm_hour, tm.tm_min, tm.tm_sec, ts.tv_nsec/1000);
	    sleep_enter = 0;
	}
#endif
#endif
	suspend_test_finish("resume devices");
	resume_console();
 Close:
	if (suspend_ops->end)
		suspend_ops->end();
	trace_machine_suspend(PWR_EVENT_EXIT);
	return error;

 Recover_platform:
	if (suspend_ops->recover)
		suspend_ops->recover();
	goto Resume_devices;
}
/**
 * suspend_devices_and_enter - Suspend devices and enter system sleep state.
 * @state: System sleep state to enter.
 */
int suspend_devices_and_enter(suspend_state_t state)
{
	int error;
	bool wakeup = false;

	if (!suspend_ops)
		return -ENOSYS;

	trace_machine_suspend(state);
	if (suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	}
	suspend_console();
	ftrace_stop();
	suspend_test_start();

	/* time stamp for start of device suspend */
	time_stamp_in_suspend_flow(DEV_SUS, true);

	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;

	do {
		error = suspend_enter(state, &wakeup);
	} while (!error && !wakeup
		&& suspend_ops->suspend_again && suspend_ops->suspend_again());

	if (wakeup)
		error = -EBUSY;

 Resume_devices:
	suspend_test_start();
	dpm_resume_end(PMSG_RESUME);

	/* time stamp for end of device resume */
	time_stamp_in_suspend_flow(DEV_RES, false);

	suspend_test_finish("resume devices");
	ftrace_start();
	resume_console();
 Close:
	if (suspend_ops->end)
		suspend_ops->end();
	trace_machine_suspend(PWR_EVENT_EXIT);
	return error;

 Recover_platform:
	if (suspend_ops->recover)
		suspend_ops->recover();
	goto Resume_devices;
}
Example #3
0
/**
 *	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, ftrace_save;

	if (!suspend_ops)
		return -ENOSYS;

	if (suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	}
	suspend_console();
	ftrace_save = __ftrace_enabled_save();
	suspend_test_start();
	error = device_suspend(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;

	if (suspend_ops->prepare) {
		error = suspend_ops->prepare();
		if (error)
			goto Resume_devices;
	}

	if (suspend_test(TEST_PLATFORM))
		goto Finish;

	error = disable_nonboot_cpus();
	if (!error && !suspend_test(TEST_CPUS))
		suspend_enter(state);

	enable_nonboot_cpus();
 Finish:
	if (suspend_ops->finish)
		suspend_ops->finish();
 Resume_devices:
	suspend_test_start();
	device_resume(PMSG_RESUME);
	suspend_test_finish("resume devices");
	__ftrace_enabled_restore(ftrace_save);
	resume_console();
 Close:
	if (suspend_ops->end)
		suspend_ops->end();
	return error;

 Recover_platform:
	if (suspend_ops->recover)
		suspend_ops->recover();
	goto Resume_devices;
}
Example #4
0
/**
 * suspend_devices_and_enter - Suspend devices and enter system sleep state.
 * @state: System sleep state to enter.
 */
int suspend_devices_and_enter(suspend_state_t state)
{
	int error;
	bool wakeup = false;

	if (need_suspend_ops(state) && !suspend_ops)
		return -ENOSYS;

	trace_machine_suspend(state);
	if (need_suspend_ops(state) && suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	} else if (state == PM_SUSPEND_FREEZE && freeze_ops && freeze_ops->begin) {
		error = freeze_ops->begin();
		if (error)
			goto Close;
	}
	suspend_console();
	ftrace_stop();
	suspend_test_start();
	error = dpm_suspend_start(PMSG_SUSPEND);
	if (error) {
		printk(KERN_ERR "PM: Some devices failed to suspend\n");
		log_suspend_abort_reason("Some devices failed to suspend");
		goto Recover_platform;
	}
	suspend_test_finish("suspend devices");
	if (suspend_test(TEST_DEVICES))
		goto Recover_platform;

	do {
		error = suspend_enter(state, &wakeup);
	} while (!error && !wakeup && need_suspend_ops(state)
		&& platform_suspend_again());

 Resume_devices:
	suspend_test_start();
	dpm_resume_end(PMSG_RESUME);
	suspend_test_finish("resume devices");
	ftrace_start();
	resume_console();
 Close:
	if (need_suspend_ops(state) && suspend_ops->end)
		suspend_ops->end();
	else if (state == PM_SUSPEND_FREEZE && freeze_ops && freeze_ops->end)
		freeze_ops->end();

	trace_machine_suspend(PWR_EVENT_EXIT);
	return error;

 Recover_platform:
	if (need_suspend_ops(state) && suspend_ops->recover)
		suspend_ops->recover();
	goto Resume_devices;
}
/**
 * suspend_devices_and_enter - Suspend devices and enter system sleep state.
 * @state: System sleep state to enter.
 */
int suspend_devices_and_enter(suspend_state_t state)
{
    int error;
    bool wakeup = false;

    if (!suspend_ops)
        return -ENOSYS;

    trace_machine_suspend(state);
    if (suspend_ops->begin) {
        error = suspend_ops->begin(state);
        if (error)
            goto Close;
    }
    suspend_console();
    suspend_test_start();
    error = dpm_suspend_start(PMSG_SUSPEND);
    /*OPPO 2012-11-27 zhzhyon Add for reason*/
#ifdef CONFIG_VENDOR_EDIT
    if(has_wake_lock(WAKE_LOCK_SUSPEND))
    {
        goto Resume_devices;
    }
#endif
    /*OPPO 2012-11-27 zhzhyon Add end*/
    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;

    do {
        error = suspend_enter(state, &wakeup);
    } while (!error && !wakeup
             && suspend_ops->suspend_again && suspend_ops->suspend_again());

Resume_devices:
    suspend_test_start();
    dpm_resume_end(PMSG_RESUME);
    suspend_test_finish("resume devices");
    resume_console();
Close:
    if (suspend_ops->end)
        suspend_ops->end();
    trace_machine_suspend(PWR_EVENT_EXIT);
    return error;

Recover_platform:
    if (suspend_ops->recover)
        suspend_ops->recover();
    goto Resume_devices;
}
Example #6
0
/**
 * suspend_devices_and_enter - Suspend devices and enter system sleep state.
 * @state: System sleep state to enter.
 */
int suspend_devices_and_enter(suspend_state_t state)
{
	int error;
	bool wakeup = false;

	if (need_suspend_ops(state) && !suspend_ops)
		return -ENOSYS;

#ifdef CONFIG_TOI
	drop_pagecache();
#endif 

	trace_machine_suspend(state);
	if (need_suspend_ops(state) && suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	}
	suspend_console();
	ftrace_stop();
	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;

	do {
		error = suspend_enter(state, &wakeup);
	} while (!error && !wakeup && need_suspend_ops(state)
		&& suspend_ops->suspend_again && suspend_ops->suspend_again());

 Resume_devices:
	suspend_test_start();
	dpm_resume_end(PMSG_RESUME);
	suspend_test_finish("resume devices");
	ftrace_start();
	resume_console();
 Close:
	if (need_suspend_ops(state) && suspend_ops->end)
		suspend_ops->end();
	trace_machine_suspend(PWR_EVENT_EXIT);
	return error;

 Recover_platform:
	if (need_suspend_ops(state) && suspend_ops->recover)
		suspend_ops->recover();
	goto Resume_devices;
}
Example #7
0
/**
 * suspend_devices_and_enter - Suspend devices and enter system sleep state.
 * @state: System sleep state to enter.
 */
int suspend_devices_and_enter(suspend_state_t state)
{
	int error;
	bool wakeup = false;

	if (need_suspend_ops(state) && !suspend_ops)
		return -ENOSYS;

	if (need_suspend_ops(state) && suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	} else if (state == PM_SUSPEND_FREEZE && freeze_ops && freeze_ops->begin) {
		error = freeze_ops->begin();
		if (error)
			goto Close;
	}
	suspend_console();
	suspend_test_start();
	error = dpm_suspend_start(PMSG_SUSPEND);
	if (error) {
		pr_err("PM: Some devices failed to suspend, or early wake event detected\n");
		goto Recover_platform;
	}
	suspend_test_finish("suspend devices");
	if (suspend_test(TEST_DEVICES))
		goto Recover_platform;

	do {
		error = suspend_enter(state, &wakeup);
	} while (!error && !wakeup && need_suspend_ops(state)
		&& suspend_ops->suspend_again && suspend_ops->suspend_again());

 Resume_devices:
	suspend_test_start();
	dpm_resume_end(PMSG_RESUME);
	suspend_test_finish("resume devices");
	resume_console();
 Close:
	if (need_suspend_ops(state) && suspend_ops->end)
		suspend_ops->end();
	else if (state == PM_SUSPEND_FREEZE && freeze_ops && freeze_ops->end)
		freeze_ops->end();

	return error;

 Recover_platform:
	if (need_suspend_ops(state) && suspend_ops->recover)
		suspend_ops->recover();
	goto Resume_devices;
}
Example #8
0
/**
 *	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;
}
Example #9
0
/**
 * suspend_devices_and_enter - Suspend devices and enter system sleep state.
 * @state: System sleep state to enter.
 */
int suspend_devices_and_enter(suspend_state_t state)
{
	int error;
	bool wakeup = false;

	if (!suspend_ops)
		return -ENOSYS;

	trace_machine_suspend(state);
	if (suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	}
	suspend_console();
	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;

	do {
		error = suspend_enter(state, &wakeup);
	} while (!error && !wakeup
		&& suspend_ops->suspend_again && suspend_ops->suspend_again());

 Resume_devices:
	suspend_test_start();
	dpm_resume_end(PMSG_RESUME);
#ifdef CONFIG_ZTE_PLATFORM_RECORD_APP_AWAKE_SUSPEND_TIME
	pr_info("Resume DONE \n");	//LHX_PM_20110113 add log to indicate resume finish
	record_sleep_awake_time(false);		//LHX_PM_20110324_01 add code to record how long the APP sleeps or keeps awake 
#endif
	suspend_test_finish("resume devices");
	resume_console();
 Close:
	if (suspend_ops->end)
		suspend_ops->end();
	trace_machine_suspend(PWR_EVENT_EXIT);
	return error;

 Recover_platform:
	if (suspend_ops->recover)
		suspend_ops->recover();
	goto Resume_devices;
}
Example #10
0
/**
 *	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;

	if (!suspend_ops)
		return -ENOSYS;

	if (suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	}
	/*
	suspend_console();
	*/
	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);
#ifdef CONFIG_WMT_SPITS2_SUPPORT	
	/*Disable TS interrupt*/
	wmt_ts_pre_suspend(PMSG_SUSPEND);
#endif
	suspend_test_finish("resume devices");
	resume_console();
	printk("WMT wake up event %x\n",WMT_WAKE_UP_EVENT);
	WMT_WAKE_UP_EVENT = 0;
 Close:
	if (suspend_ops->end)
		suspend_ops->end();
	return error;

 Recover_platform:
	if (suspend_ops->recover)
		suspend_ops->recover();
	goto Resume_devices;
}
Example #11
0
/**
 * suspend_devices_and_enter - Suspend devices and enter system sleep state.
 * @state: System sleep state to enter.
 */
int suspend_devices_and_enter(suspend_state_t state)
{
	int error;
	bool wakeup = false;

	if (!sleep_state_supported(state))
		return -ENOSYS;

	pm_suspend_target_state = state;

	error = platform_suspend_begin(state);
	if (error)
		goto Close;

	suspend_console();
	suspend_test_start();
	error = dpm_suspend_start(PMSG_SUSPEND);
	if (error) {
		pr_err("Some devices failed to suspend, or early wake event detected\n");
		goto Recover_platform;
	}
	suspend_test_finish("suspend devices");
	if (suspend_test(TEST_DEVICES))
		goto Recover_platform;

	do {
		error = suspend_enter(state, &wakeup);
	} while (!error && !wakeup && platform_suspend_again(state));

 Resume_devices:
	suspend_test_start();
	dpm_resume_end(PMSG_RESUME);
	suspend_test_finish("resume devices");
	trace_suspend_resume(TPS("resume_console"), state, true);
	resume_console();
	trace_suspend_resume(TPS("resume_console"), state, false);

 Close:
	platform_resume_end(state);
	pm_suspend_target_state = PM_SUSPEND_ON;
	return error;

 Recover_platform:
	platform_recover(state);
	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;

	if (!suspend_ops)
		return -ENOSYS;

	trace_machine_suspend(state);
	if (suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	}
	suspend_console();
	suspend_test_start();
	suspend_expire_start();
	error = dpm_suspend_start(PMSG_SUSPEND);
	if (error) {
		printk(KERN_ERR "PM: Some devices failed to suspend\n");
		goto Recover_platform;
	}
	suspend_expire_finish("suspend devices");
	suspend_test_finish("suspend devices");
	if (suspend_test(TEST_DEVICES))
		goto Recover_platform;

	suspend_enter(state);

 Resume_devices:
	suspend_test_start();
	suspend_expire_start();
	dpm_resume_end(PMSG_RESUME);
	suspend_expire_finish("resume devices");
	suspend_test_finish("resume devices");
	resume_console();
 Close:
	if (suspend_ops->end)
		suspend_ops->end();
	trace_machine_suspend(PWR_EVENT_EXIT);
	return error;

 Recover_platform:
	if (suspend_ops->recover)
		suspend_ops->recover();
	goto Resume_devices;
}
Example #13
0
/**
 *	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;
}
/**
 *	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;

	if (!suspend_ops)
		return -ENOSYS;

	if (suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	}
	suspend_console();
	pm_restrict_gfp_mask();
	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);
	ktime_resume_endtime=ktime_get();
	printk(KERN_ERR "<POWER>resume6[peripheral resume]take %llu ns\n",ktime_to_ns(ktime_sub(ktime_resume_endtime, ktime_resume_fromtime)));
	ktime_resume_fromtime=ktime_resume_endtime;
	suspend_test_finish("resume devices");
	pm_restore_gfp_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;
}
Example #15
0
/**
 *	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;

	if (!suspend_ops)
		return -ENOSYS;

	if (suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	}
	suspend_console();
	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();
//20110727 [email protected]	Patch applied from P990 froyo MR-03	
    printk("# Drv Resume Star\n");
    star_emergency_restart("sys",61);
	dpm_resume_end(PMSG_RESUME);
	suspend_test_finish("resume devices");
	resume_console();
 Close:
	if (suspend_ops->end)
		suspend_ops->end();
	return error;

 Recover_platform:
	if (suspend_ops->recover)
		suspend_ops->recover();
	goto Resume_devices;
}
Example #16
0
int suspend_devices_and_enter(suspend_state_t state)
{
	int error;
	bool wakeup = false;

	if (!suspend_ops)
		return -ENOSYS;

	trace_machine_suspend(state);

#ifdef CONFIG_SUSPEND_DISABLE_SPC
	pm_qos_add_request(&pm_qos_req_dma, PM_QOS_CPU_DMA_LATENCY, PM_QOS_DEFAULT_VALUE);
	pm_qos_update_request(&pm_qos_req_dma, 3);
#endif

	if (suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	}
	if (!suspend_console_deferred)
		suspend_console();
	ftrace_stop();
	suspend_test_start();
	error = dpm_suspend_start(PMSG_SUSPEND);
	if (error) {
		pr_debug(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;

	do {
		error = suspend_enter(state, &wakeup);
	} while (!error && !wakeup
		&& suspend_ops->suspend_again && suspend_ops->suspend_again());

 Resume_devices:
	suspend_test_start();
	dpm_resume_end(PMSG_RESUME);
	suspend_test_finish("resume devices");
	ftrace_start();
	if (!suspend_console_deferred)
		resume_console();
 Close:
	if (suspend_ops->end)
		suspend_ops->end();

#ifdef CONFIG_SUSPEND_DISABLE_SPC
	pm_qos_update_request(&pm_qos_req_dma, PM_QOS_DEFAULT_VALUE);
	pm_qos_remove_request(&pm_qos_req_dma);
#endif

	trace_machine_suspend(PWR_EVENT_EXIT);
	return error;

 Recover_platform:
	if (suspend_ops->recover)
		suspend_ops->recover();
	goto Resume_devices;
}
int suspend_devices_and_enter(suspend_state_t state)
{
	int error;

	if (!suspend_ops)
		return -ENOSYS;

	trace_machine_suspend(state);
	var_wakeup_sts = 0;
	var_during_suspend = 1;
	pmc_disable_save_wakeup_events();
	if (suspend_ops->begin) {
		error = suspend_ops->begin(state);
		if (error)
			goto Close;
	}
	/*
	suspend_console();
	*/
	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;

	error = suspend_enter(state);

 Resume_devices:
 
	if (wmt_trigger_resume_kpad){
	  wmt_trigger_resume_kpad=0;
	  wmt_resume_kpad();
	}
	if (wmt_trigger_resume_notify){
	  wmt_trigger_resume_notify=0;
	  wmt_resume_notify();
	}

 
	suspend_test_start();
	dpm_resume_end(PMSG_RESUME);
	suspend_test_finish("resume devices");
	resume_console();
	printk("WMT wake up event %x\n",WMT_WAKE_UP_EVENT);
	WMT_WAKE_UP_EVENT = 0;
 Close:
	if (suspend_ops->end)
		suspend_ops->end();
	pmc_enable_wakeup_restore_events();
	var_during_suspend = 0;
	trace_machine_suspend(PWR_EVENT_EXIT);
	return error;

 Recover_platform:
	if (suspend_ops->recover)
		suspend_ops->recover();
	goto Resume_devices;
}
Example #18
0
/**
 *	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;
}