rtc: ftrtc010: handle dates after 2106

Use correct types for offset and time and use
rtc_time64_to_tm/rtc_tm_to_time64 to handle dates after 2106 properly.

Acked-by: Hans Ulli Kroll <ulli.kroll@googlemail.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

diff --git a/drivers/rtc/rtc-ftrtc010.c b/drivers/rtc/rtc-ftrtc010.c
index 165d0b62db00eb562965aa3ce47573b1c7756dd1..2cdc78ffeb1767dd072e0ca48014db5450b03dd7 100644 (file)
--- a/drivers/rtc/rtc-ftrtc010.c
+++ b/drivers/rtc/rtc-ftrtc010.c
@@ -73,8 +73,8 @@ static int ftrtc010_rtc_read_time(struct device *dev, struct rtc_time *tm)
 {
        struct ftrtc010_rtc *rtc = dev_get_drvdata(dev);
 
-       unsigned int  days, hour, min, sec;
-       unsigned long offset, time;
+       u32 days, hour, min, sec, offset;
+       timeu64_t time;
 
        sec  = readl(rtc->rtc_base + FTRTC010_RTC_SECOND);
        min  = readl(rtc->rtc_base + FTRTC010_RTC_MINUTE);
@@ -84,7 +84,7 @@ static int ftrtc010_rtc_read_time(struct device *dev, struct rtc_time *tm)
 
        time = offset + days * 86400 + hour * 3600 + min * 60 + sec;
 
-       rtc_time_to_tm(time, tm);
+       rtc_time64_to_tm(time, tm);
 
        return 0;
 }
@@ -92,13 +92,13 @@ static int ftrtc010_rtc_read_time(struct device *dev, struct rtc_time *tm)
 static int ftrtc010_rtc_set_time(struct device *dev, struct rtc_time *tm)
 {
        struct ftrtc010_rtc *rtc = dev_get_drvdata(dev);
-       unsigned int sec, min, hour, day;
-       unsigned long offset, time;
+       u32 sec, min, hour, day, offset;
+       timeu64_t time;
 
        if (tm->tm_year >= 2148)        /* EPOCH Year + 179 */
                return -EINVAL;
 
-       rtc_tm_to_time(tm, &time);
+       time = rtc_tm_to_time64(tm);
 
        sec = readl(rtc->rtc_base + FTRTC010_RTC_SECOND);
        min = readl(rtc->rtc_base + FTRTC010_RTC_MINUTE);