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: 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 --- drivers/rtc/rtc-ab-b5ze-s3.c | 45 +++++++++++++------------------------------- 1 file changed, 13 insertions(+), 32 deletions(-)
diff --git a/drivers/rtc/rtc-ab-b5ze-s3.c b/drivers/rtc/rtc-ab-b5ze-s3.c index a319bf1..ce37997 100644 --- a/drivers/rtc/rtc-ab-b5ze-s3.c +++ b/drivers/rtc/rtc-ab-b5ze-s3.c @@ -328,7 +328,7 @@ static int _abb5zes3_rtc_read_timer(struct device *dev, struct abb5zes3_rtc_data *data = dev_get_drvdata(dev); struct rtc_time rtc_tm, *alarm_tm = &alarm->time; u8 regs[ABB5ZES3_TIMA_SEC_LEN + 1]; - unsigned long rtc_secs; + unsigned long long rtc_secs; unsigned int reg; u8 timer_secs; int ret; @@ -352,9 +352,7 @@ static int _abb5zes3_rtc_read_timer(struct device *dev, goto err;
/* ... convert to seconds ... */ - ret = rtc_tm_to_time(&rtc_tm, &rtc_secs); - if (ret) - goto err; + rtc_secs = rtc_tm_to_time64(&rtc_tm);
/* ... add remaining timer A time ... */ ret = sec_from_timer_a(&timer_secs, regs[1], regs[2]); @@ -362,7 +360,7 @@ static int _abb5zes3_rtc_read_timer(struct device *dev, goto err;
/* ... and convert back. */ - rtc_time_to_tm(rtc_secs + timer_secs, alarm_tm); + rtc_time64_to_tm(rtc_secs + timer_secs, alarm_tm);
ret = regmap_read(data->regmap, ABB5ZES3_REG_CTRL2, ®); if (ret) { @@ -383,7 +381,7 @@ static int _abb5zes3_rtc_read_alarm(struct device *dev, { struct abb5zes3_rtc_data *data = dev_get_drvdata(dev); struct rtc_time rtc_tm, *alarm_tm = &alarm->time; - unsigned long rtc_secs, alarm_secs; + unsigned long long rtc_secs, alarm_secs; u8 regs[ABB5ZES3_ALRM_SEC_LEN]; unsigned int reg; int ret; @@ -414,13 +412,8 @@ static int _abb5zes3_rtc_read_alarm(struct device *dev, alarm_tm->tm_year = rtc_tm.tm_year; alarm_tm->tm_mon = rtc_tm.tm_mon;
- ret = rtc_tm_to_time(&rtc_tm, &rtc_secs); - if (ret) - goto err; - - ret = rtc_tm_to_time(alarm_tm, &alarm_secs); - if (ret) - goto err; + rtc_secs = rtc_tm_to_time64(&rtc_tm); + alarm_secs = rtc_tm_to_time64(alarm_tm);
if (alarm_secs < rtc_secs) { if (alarm_tm->tm_mon == 11) { @@ -477,7 +470,7 @@ static int _abb5zes3_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) { struct abb5zes3_rtc_data *data = dev_get_drvdata(dev); struct rtc_time *alarm_tm = &alarm->time; - unsigned long rtc_secs, alarm_secs; + unsigned long long rtc_secs, alarm_secs; u8 regs[ABB5ZES3_ALRM_SEC_LEN]; struct rtc_time rtc_tm; int ret, enable = 1; @@ -486,13 +479,8 @@ static int _abb5zes3_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) if (ret) goto err;
- ret = rtc_tm_to_time(&rtc_tm, &rtc_secs); - if (ret) - goto err; - - ret = rtc_tm_to_time(alarm_tm, &alarm_secs); - if (ret) - goto err; + rtc_secs = rtc_tm_to_time64(&rtc_tm); + alarm_secs = rtc_tm_to_time64(alarm_tm);
/* If alarm time is before current time, disable the alarm */ if (!alarm->enabled || alarm_secs <= rtc_secs) { @@ -511,9 +499,7 @@ static int _abb5zes3_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) rtc_tm.tm_mon += 1; }
- ret = rtc_tm_to_time(&rtc_tm, &rtc_secs); - if (ret) - goto err; + rtc_secs = rtc_tm_to_time64(&rtc_tm);
if (alarm_secs > rtc_secs) { dev_err(dev, "%s: alarm maximum is one month in the " @@ -597,7 +583,7 @@ static int abb5zes3_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) { struct abb5zes3_rtc_data *data = dev_get_drvdata(dev); struct rtc_time *alarm_tm = &alarm->time; - unsigned long rtc_secs, alarm_secs; + unsigned long long rtc_secs, alarm_secs; struct rtc_time rtc_tm; int ret;
@@ -606,13 +592,8 @@ static int abb5zes3_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) if (ret) goto err;
- ret = rtc_tm_to_time(&rtc_tm, &rtc_secs); - if (ret) - goto err; - - ret = rtc_tm_to_time(alarm_tm, &alarm_secs); - if (ret) - goto err; + rtc_secs = rtc_tm_to_time64(&rtc_tm); + alarm_secs = rtc_tm_to_time64(alarm_tm);
/* Let's first disable both the alarm and the timer interrupts */ ret = _abb5zes3_rtc_update_alarm(dev, false);