rtc_time_to_tm() and rtc_tm_to_time() are deprecated because they rely on 32bits variables and that will make rtc break in y2038/2016. Stop using those two functions to safer 64bits ones.
Signed-off-by: Benjamin Gaignard benjamin.gaignard@linaro.org CC: Linus Walleij linus.walleij@linaro.org CC: Alessandro Zummo a.zummo@towertech.it CC: Alexandre Belloni alexandre.belloni@free-electrons.com CC: rtc-linux@googlegroups.com CC: linux-kernel@vger.kernel.org CC: linux-arm-kernel@lists.infradead.org --- drivers/rtc/rtc-pl031.c | 31 +++++++++++++------------------ 1 file changed, 13 insertions(+), 18 deletions(-)
diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c index e1687e1..07f72b3 100644 --- a/drivers/rtc/rtc-pl031.c +++ b/drivers/rtc/rtc-pl031.c @@ -127,11 +127,11 @@ static int pl031_stv2_tm_to_time(struct device *dev, return -EINVAL; } else if (wday == -1) { /* wday is not provided, calculate it here */ - unsigned long time; + unsigned long long time; struct rtc_time calc_tm;
- rtc_tm_to_time(tm, &time); - rtc_time_to_tm(time, &calc_tm); + time = rtc_tm_to_time64(tm); + rtc_time64_to_tm(time, &calc_tm); wday = calc_tm.tm_wday; }
@@ -252,30 +252,27 @@ static int pl031_read_time(struct device *dev, struct rtc_time *tm) { struct pl031_local *ldata = dev_get_drvdata(dev);
- rtc_time_to_tm(readl(ldata->base + RTC_DR), tm); + rtc_time64_to_tm(readl(ldata->base + RTC_DR), tm);
return 0; }
static int pl031_set_time(struct device *dev, struct rtc_time *tm) { - unsigned long time; + unsigned long long time; struct pl031_local *ldata = dev_get_drvdata(dev); - int ret; - - ret = rtc_tm_to_time(tm, &time);
- if (ret == 0) - writel(time, ldata->base + RTC_LR); + time = rtc_tm_to_time64(tm); + writel(time, ldata->base + RTC_LR);
- return ret; + return 0; }
static int pl031_read_alarm(struct device *dev, struct rtc_wkalrm *alarm) { struct pl031_local *ldata = dev_get_drvdata(dev);
- rtc_time_to_tm(readl(ldata->base + RTC_MR), &alarm->time); + rtc_time64_to_tm(readl(ldata->base + RTC_MR), &alarm->time);
alarm->pending = readl(ldata->base + RTC_RIS) & RTC_BIT_AI; alarm->enabled = readl(ldata->base + RTC_IMSC) & RTC_BIT_AI; @@ -286,17 +283,15 @@ static int pl031_read_alarm(struct device *dev, struct rtc_wkalrm *alarm) static int pl031_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) { struct pl031_local *ldata = dev_get_drvdata(dev); - unsigned long time; + unsigned long long time; int ret;
/* At the moment, we can only deal with non-wildcarded alarm times. */ ret = rtc_valid_tm(&alarm->time); if (ret == 0) { - ret = rtc_tm_to_time(&alarm->time, &time); - if (ret == 0) { - writel(time, ldata->base + RTC_MR); - pl031_alarm_irq_enable(dev, alarm->enabled); - } + time = rtc_tm_to_time64(&alarm->time); + writel(time, ldata->base + RTC_MR); + pl031_alarm_irq_enable(dev, alarm->enabled); }
return ret;