C++ (Cpp) cmos_checkintr Exemples

Exemple #1

Fichier : rtc-cmos.c Projet : DirtyDroidX/android_kernel_htc_m8ul

static void cmos_irq_enable(struct cmos_rtc *cmos, unsigned char mask)
{
	unsigned char	rtc_control;

	rtc_control = CMOS_READ(RTC_CONTROL);
	cmos_checkintr(cmos, rtc_control);

	rtc_control |= mask;
	CMOS_WRITE(rtc_control, RTC_CONTROL);
	hpet_set_rtc_irq_bit(mask);

	cmos_checkintr(cmos, rtc_control);
}

Exemple #2

Fichier : rtc-cmos.c Projet : AICP/kernel_moto_shamu

static void cmos_irq_enable(struct cmos_rtc *cmos, unsigned char mask)
{
	unsigned char	rtc_control;

	/* flush any pending IRQ status, notably for update irqs,
	 * before we enable new IRQs
	 */
	rtc_control = CMOS_READ(RTC_CONTROL);
	cmos_checkintr(cmos, rtc_control);

	rtc_control |= mask;
	CMOS_WRITE(rtc_control, RTC_CONTROL);
	hpet_set_rtc_irq_bit(mask);

	cmos_checkintr(cmos, rtc_control);
}

Exemple #3

Fichier : rtc-cmos.c Projet : Webee-IOT/webee210-linux-kernel-3.8

static int cmos_suspend(struct device *dev)
{
	struct cmos_rtc	*cmos = dev_get_drvdata(dev);
	unsigned char	tmp;

	/* only the alarm might be a wakeup event source */
	spin_lock_irq(&rtc_lock);
	cmos->suspend_ctrl = tmp = CMOS_READ(RTC_CONTROL);
	if (tmp & (RTC_PIE|RTC_AIE|RTC_UIE)) {
		unsigned char	mask;

		if (device_may_wakeup(dev))
			mask = RTC_IRQMASK & ~RTC_AIE;
		else
			mask = RTC_IRQMASK;
		tmp &= ~mask;
		CMOS_WRITE(tmp, RTC_CONTROL);

		/* shut down hpet emulation - we don't need it for alarm */
		hpet_mask_rtc_irq_bit(RTC_PIE|RTC_AIE|RTC_UIE);
		cmos_checkintr(cmos, tmp);
	}
	spin_unlock_irq(&rtc_lock);

	if (tmp & RTC_AIE) {
		cmos->enabled_wake = 1;
		if (cmos->wake_on)
			cmos->wake_on(dev);
		else
			enable_irq_wake(cmos->irq);
	}

	pr_debug("%s: suspend%s, ctrl %02x\n",
			dev_name(&cmos_rtc.rtc->dev),
			(tmp & RTC_AIE) ? ", alarm may wake" : "",
			tmp);

	return 0;
}

Exemple #4

Fichier : rtc-cmos.c Projet : acton393/linux

static int cmos_suspend(struct device *dev)
{
	struct cmos_rtc	*cmos = dev_get_drvdata(dev);
	unsigned char	tmp;

	/* only the alarm might be a wakeup event source */
	spin_lock_irq(&rtc_lock);
	cmos->suspend_ctrl = tmp = CMOS_READ(RTC_CONTROL);
	if (tmp & (RTC_PIE|RTC_AIE|RTC_UIE)) {
		unsigned char	mask;

		if (device_may_wakeup(dev))
			mask = RTC_IRQMASK & ~RTC_AIE;
		else
			mask = RTC_IRQMASK;
		tmp &= ~mask;
		CMOS_WRITE(tmp, RTC_CONTROL);
		hpet_mask_rtc_irq_bit(mask);

		cmos_checkintr(cmos, tmp);
	}
	spin_unlock_irq(&rtc_lock);

	if (tmp & RTC_AIE) {
		cmos->enabled_wake = 1;
		if (cmos->wake_on)
			cmos->wake_on(dev);
		else
			enable_irq_wake(cmos->irq);
	}

	cmos_read_alarm(dev, &cmos->saved_wkalrm);

	dev_dbg(dev, "suspend%s, ctrl %02x\n",
			(tmp & RTC_AIE) ? ", alarm may wake" : "",
			tmp);

	return 0;
}