C++ (Cpp) find_main_battery Exemples

Exemple #1

Fichier : apm_power.c Projet : kzlin129/tt-gpl

static void apm_battery_apm_get_power_status(struct apm_power_info *info)
{
	union power_supply_propval status;
	union power_supply_propval capacity, time_to_full, time_to_empty;

	mutex_lock(&apm_mutex);
	find_main_battery();
	if (!main_battery) {
		mutex_unlock(&apm_mutex);
		return;
	}

	/* status */

	if (MPSY_PROP(STATUS, &status))
		status.intval = POWER_SUPPLY_STATUS_UNKNOWN;

	/* ac line status */
#ifdef CONFIG_ARCH_BCM4760
	{
		union power_supply_propval online;

		MPSY_PROP(ONLINE, &online);
		if(online.intval){
			info->ac_line_status = APM_AC_ONLINE;
		} else {
			info->ac_line_status = APM_AC_OFFLINE;
		}
	}
#else
	if ((status.intval == POWER_SUPPLY_STATUS_CHARGING) ||
	    (status.intval == POWER_SUPPLY_STATUS_NOT_CHARGING) ||
	    (status.intval == POWER_SUPPLY_STATUS_FULL))
		info->ac_line_status = APM_AC_ONLINE;
	else
		info->ac_line_status = APM_AC_OFFLINE;
#endif
	/* battery life (i.e. capacity, in percents) */

	if (MPSY_PROP(CAPACITY, &capacity) == 0) {
		info->battery_life = capacity.intval;
	} else {
		/* try calculate using energy */
		info->battery_life = calculate_capacity(SOURCE_ENERGY);
		/* if failed try calculate using charge instead */
		if (info->battery_life == -1)
			info->battery_life = calculate_capacity(SOURCE_CHARGE);
		if (info->battery_life == -1)
			info->battery_life = calculate_capacity(SOURCE_VOLTAGE);
	}

	/* charging status */

	if (status.intval == POWER_SUPPLY_STATUS_CHARGING) {
		info->battery_status = APM_BATTERY_STATUS_CHARGING;
	} else {
		if (info->battery_life > 50)
			info->battery_status = APM_BATTERY_STATUS_HIGH;
		else if (info->battery_life > 5)
			info->battery_status = APM_BATTERY_STATUS_LOW;
		else
			info->battery_status = APM_BATTERY_STATUS_CRITICAL;
	}
	info->battery_flag = info->battery_status;

	/* time */

	info->units = APM_UNITS_MINS;

	if (status.intval == POWER_SUPPLY_STATUS_CHARGING) {
		if (!MPSY_PROP(TIME_TO_FULL_AVG, &time_to_full) ||
				!MPSY_PROP(TIME_TO_FULL_NOW, &time_to_full))
			info->time = time_to_full.intval / 60;
		else
			info->time = calculate_time(status.intval);
	} else {
		if (!MPSY_PROP(TIME_TO_EMPTY_AVG, &time_to_empty) ||
			      !MPSY_PROP(TIME_TO_EMPTY_NOW, &time_to_empty))
			info->time = time_to_empty.intval / 60;
		else
			info->time = calculate_time(status.intval);
	}

	mutex_unlock(&apm_mutex);
}

Exemple #2

static void apm_battery_apm_get_power_status(struct apm_power_info *info)
{
	union power_supply_propval status;
	union power_supply_propval capacity, time_to_full, time_to_empty;

	mutex_lock(&apm_mutex);
	find_main_battery();
	if (!main_battery) {
		mutex_unlock(&apm_mutex);
		return;
	}

	

	if (MPSY_PROP(STATUS, &status))
		status.intval = POWER_SUPPLY_STATUS_UNKNOWN;

	

	if ((status.intval == POWER_SUPPLY_STATUS_CHARGING) ||
	    (status.intval == POWER_SUPPLY_STATUS_NOT_CHARGING) ||
	    (status.intval == POWER_SUPPLY_STATUS_FULL))
		info->ac_line_status = APM_AC_ONLINE;
	else
		info->ac_line_status = APM_AC_OFFLINE;

	

	if (MPSY_PROP(CAPACITY, &capacity) == 0) {
		info->battery_life = capacity.intval;
	} else {
		
		info->battery_life = calculate_capacity(SOURCE_ENERGY);
		
		if (info->battery_life == -1)
			info->battery_life = calculate_capacity(SOURCE_CHARGE);
		if (info->battery_life == -1)
			info->battery_life = calculate_capacity(SOURCE_VOLTAGE);
	}

	

	if (status.intval == POWER_SUPPLY_STATUS_CHARGING) {
		info->battery_status = APM_BATTERY_STATUS_CHARGING;
	} else {
		if (info->battery_life > 50)
			info->battery_status = APM_BATTERY_STATUS_HIGH;
		else if (info->battery_life > 5)
			info->battery_status = APM_BATTERY_STATUS_LOW;
		else
			info->battery_status = APM_BATTERY_STATUS_CRITICAL;
	}
	info->battery_flag = info->battery_status;

	

	info->units = APM_UNITS_MINS;

	if (status.intval == POWER_SUPPLY_STATUS_CHARGING) {
		if (!MPSY_PROP(TIME_TO_FULL_AVG, &time_to_full) ||
				!MPSY_PROP(TIME_TO_FULL_NOW, &time_to_full))
			info->time = time_to_full.intval / 60;
		else
			info->time = calculate_time(status.intval);
	} else {
		if (!MPSY_PROP(TIME_TO_EMPTY_AVG, &time_to_empty) ||
			      !MPSY_PROP(TIME_TO_EMPTY_NOW, &time_to_empty))
			info->time = time_to_empty.intval / 60;
		else
			info->time = calculate_time(status.intval);
	}

	mutex_unlock(&apm_mutex);
}