C++ (Cpp) COULOMB_TO_UAH示例

示例#1

文件： pmic_battery.c 项目： pocketbook/801

static int mc13892_battery_read_status(struct mc13892_dev_info *di)
{
	int retval;
	int coulomb;
	retval = pmic_get_batt_voltage(&(di->voltage_raw));
	if (retval == 0)
		di->voltage_uV = di->voltage_raw * PMIC_BAT_VOLTAGE_UNIT_UV;

	retval = pmic_get_batt_current(&(di->current_raw));
	if (retval == 0) {
		if (di->current_raw & 0x200)
			di->current_uA =
				(0x1FF - (di->current_raw & 0x1FF)) *
				PMIC_BAT_CURRENT_UNIT_UA * (-1);
		else
			di->current_uA =
				(di->current_raw & 0x1FF) * PMIC_BAT_CURRENT_UNIT_UA;
	}
	retval = pmic_get_charger_coulomb(&coulomb);
	if (retval == 0)
		di->accum_current_uAh = COULOMB_TO_UAH(coulomb);
	else
		di->accum_current_uAh = -1;

	return retval;
}

示例#2

static int mc13892_battery_read_status(struct mc13892_dev_info *di)
{
	int retval;
#ifdef CONFIG_MACH_MX51_ERDOS
	/* set voltage */
 	retval = pmic_get_batt_voltage(&(di->voltage_raw), 0);
 	if (retval == 0) {
 		di->voltage_uV = di->voltage_raw * 1000;	/* mV -> uV */
	}
#else
	int coulomb;
	retval = pmic_get_batt_voltage(&(di->voltage_raw));
	if (retval == 0)
		di->voltage_uV = di->voltage_raw * BAT_VOLTAGE_UNIT_UV;

	retval = pmic_get_batt_current(&(di->current_raw));
	if (retval == 0) {
		if (di->current_raw & 0x200)
			di->current_uA =
				(0x1FF - (di->current_raw & 0x1FF)) *
				BAT_CURRENT_UNIT_UA * (-1);
		else
			di->current_uA =
				(di->current_raw & 0x1FF) * BAT_CURRENT_UNIT_UA;
	}
	retval = pmic_get_charger_coulomb(&coulomb);
	if (retval == 0)
		di->accum_current_uAh = COULOMB_TO_UAH(coulomb);
#endif /* CONFIG_MACH_MX51_ERDOS */

	return retval;
}