Re: System automatically wakes up because of Intel Rapid Start Technology

From: Matthew Garrett
Date: Mon Dec 22 2014 - 09:59:56 EST


Can you try this diff?

diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c
index 5b2e761..637f980 100644
--- a/drivers/rtc/rtc-cmos.c
+++ b/drivers/rtc/rtc-cmos.c
@@ -48,6 +48,7 @@ struct cmos_rtc {
struct device *dev;
int irq;
struct resource *iomem;
+ struct rtc_wkalrm alm;

void (*wake_on)(struct device *);
void (*wake_off)(struct device *);
@@ -59,6 +60,8 @@ struct cmos_rtc {
u8 day_alrm;
u8 mon_alrm;
u8 century;
+
+ bool valid_alarm;
};

/* both platform and pnp busses use negative numbers for invalid irqs */
@@ -879,6 +882,7 @@ static int cmos_suspend(struct device *dev)

cmos_checkintr(cmos, tmp);
}
+ cmos->valid_alarm = !!cmos_read_alarm(dev, &cmos->alm);
spin_unlock_irq(&rtc_lock);

if (tmp & RTC_AIE) {
@@ -949,6 +953,10 @@ static int cmos_resume(struct device *dev)
hpet_mask_rtc_irq_bit(RTC_AIE);
} while (mask & RTC_AIE);
}
+
+ if (cmos->valid_alarm)
+ cmos_set_alarm(dev, &cmos->alm);
+
spin_unlock_irq(&rtc_lock);

dev_dbg(dev, "resume, ctrl %02x\n", tmp);


--
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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