C++ (Cpp) max8998_bulk_read 예제들

예제 #1

파일: rtc-max8998.c 프로젝트: 03199618/linux

static int max8998_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
	struct max8998_rtc_info *info = dev_get_drvdata(dev);
	u8 data[8];
	u8 val;
	int ret;

	ret = max8998_bulk_read(info->rtc, MAX8998_ALARM0_SEC, 8, data);
	if (ret < 0)
		return ret;

	max8998_data_to_tm(data, &alrm->time);

	ret = max8998_read_reg(info->rtc, MAX8998_ALARM0_CONF, &val);
	if (ret < 0)
		return ret;

	alrm->enabled = !!val;

	ret = max8998_read_reg(info->rtc, MAX8998_RTC_STATUS, &val);
	if (ret < 0)
		return ret;

	if (val & ALARM0_STATUS)
		alrm->pending = 1;
	else
		alrm->pending = 0;

	return 0;
}

예제 #2

파일: rtc-max8998.c 프로젝트: 03199618/linux

static int max8998_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
	struct max8998_rtc_info *info = dev_get_drvdata(dev);
	u8 data[8];
	int ret;

	ret = max8998_bulk_read(info->rtc, MAX8998_RTC_SEC, 8, data);
	if (ret < 0)
		return ret;

	max8998_data_to_tm(data, tm);

	return rtc_valid_tm(tm);
}

예제 #3

static irqreturn_t max8998_int_work_func(int irq, void *max8998_chg)
{
	int ret;
	u8 data[MAX8998_NUM_IRQ_REGS];

	struct chg_data *chg = max8998_chg;
        struct i2c_client *i2c = chg->iodev->i2c;

	ret = max8998_bulk_read(i2c, MAX8998_REG_IRQ1, MAX8998_NUM_IRQ_REGS, data);
	if (ret < 0)
		goto err;

	wake_lock(&chg->work_wake_lock);

#ifndef TOPOFF_CURRENT_CHECK
	if (data[MAX8998_REG_IRQ3] & MAX8998_IRQ_TOPOFFR_MASK) {
		bat_info("%s : topoff intr(%d)\n", __func__, chg->set_batt_full);
		if (chg->set_batt_full)
			chg->bat_info.batt_is_full = true;
		else {
			chg->set_batt_full = true;

			if (chg->cable_status == CABLE_TYPE_AC)
				max8998_write_reg(i2c, MAX8998_REG_CHGR1,
					(MAX8998_TOPOFF_10	<< MAX8998_SHIFT_TOPOFF) |
					(MAX8998_RSTR_DISABLE	<< MAX8998_SHIFT_RSTR) |
					(MAX8998_ICHG_600	<< MAX8998_SHIFT_ICHG));
			else if (chg->cable_status == CABLE_TYPE_USB)
				max8998_write_reg(i2c, MAX8998_REG_CHGR1,
					(MAX8998_TOPOFF_10	<< MAX8998_SHIFT_TOPOFF) |
					(MAX8998_RSTR_DISABLE	<< MAX8998_SHIFT_RSTR) |
					(MAX8998_ICHG_475	<< MAX8998_SHIFT_ICHG));
		}
	}
#endif

	if (data[MAX8998_REG_IRQ4] & MAX8998_IRQ_LOBAT1_MASK)
		max8998_lowbat_warning(chg);

	if (data[MAX8998_REG_IRQ4] & MAX8998_IRQ_LOBAT2_MASK)
		max8998_lowbat_critical(chg);

	queue_work(chg->monitor_wqueue, &chg->bat_work);

	return IRQ_HANDLED;
err:
	pr_err("%s : pmic read error\n", __func__);
	return IRQ_HANDLED;
}

예제 #4

파일: s5pc110_battery.c 프로젝트: figue/semaphore

static irqreturn_t max8998_int_work_func(int irq, void *max8998_chg)
{
	int ret;
	u8 data[MAX8998_NUM_IRQ_REGS];

	struct chg_data *chg = max8998_chg;
        struct i2c_client *i2c = chg->iodev->i2c;

	ret = max8998_bulk_read(i2c, MAX8998_REG_IRQ1, MAX8998_NUM_IRQ_REGS, data);
	if (ret < 0)
		goto err;

	wake_lock(&chg->work_wake_lock);

	if (data[MAX8998_REG_IRQ3] & MAX8998_IRQ_TOPOFFR_MASK) {
		bat_info("%s : topoff intr(%d)\n", __func__, chg->set_batt_full);
		if (chg->set_batt_full)
			chg->bat_info.batt_is_full = true;
		else {
			chg->set_batt_full = true;

			if (chg->cable_status == CABLE_TYPE_AC)
#if defined(CONFIG_ARIES_NTT)
				max8998_write_reg(i2c, MAX8998_REG_CHGR1,
					(MAX8998_TOPOFF_10	<< MAX8998_SHIFT_TOPOFF) |
					(MAX8998_RSTR_DISABLE	<< MAX8998_SHIFT_RSTR) |
					(MAX8998_ICHG_700	<< MAX8998_SHIFT_ICHG));
#else
				max8998_write_reg(i2c, MAX8998_REG_CHGR1,
					(MAX8998_TOPOFF_10	<< MAX8998_SHIFT_TOPOFF) |
					(MAX8998_RSTR_DISABLE	<< MAX8998_SHIFT_RSTR) |
					(MAX8998_ICHG_600	<< MAX8998_SHIFT_ICHG));
#endif
			else if (chg->cable_status == CABLE_TYPE_USB)
				max8998_write_reg(i2c, MAX8998_REG_CHGR1,
					(MAX8998_TOPOFF_25	<< MAX8998_SHIFT_TOPOFF) |
					(MAX8998_RSTR_DISABLE	<< MAX8998_SHIFT_RSTR) |
					(MAX8998_ICHG_475	<< MAX8998_SHIFT_ICHG));
		}