Commit 9323e963 authored by Alexandre Belloni's avatar Alexandre Belloni
Browse files

rtc: fsl-ftm-alarm: switch to rtc_time64_to_tm/rtc_tm_to_time64

Call the 64bit versions of rtc_tm time conversion to avoid the y2038 issue.

Link: https://lore.kernel.org/r/20191016201223.30568-3-alexandre.belloni@bootlin.com


Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
parent db2a4af1
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+5 −4
Original line number Diff line number Diff line
@@ -180,7 +180,7 @@ static int ftm_rtc_alarm_irq_enable(struct device *dev,
 */
static int ftm_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
	rtc_time_to_tm(ktime_get_real_seconds(), tm);
	rtc_time64_to_tm(ktime_get_real_seconds(), tm);

	return 0;
}
@@ -204,12 +204,13 @@ static int ftm_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alm)
static int ftm_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
{
	struct rtc_time tm;
	unsigned long now, alm_time, cycle;
	time64_t now, alm_time;
	unsigned long long cycle;
	struct ftm_rtc *rtc = dev_get_drvdata(dev);

	ftm_rtc_read_time(dev, &tm);
	rtc_tm_to_time(&tm, &now);
	rtc_tm_to_time(&alm->time, &alm_time);
	now = rtc_tm_to_time64(&tm);
	alm_time = rtc_tm_to_time64(&alm->time);

	ftm_clean_alarm(rtc);
	cycle = (alm_time - now) * rtc->alarm_freq;