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rtc: as3722: correct month value

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The RTC month value is 1-indexed, but the kernel assumes it is 0-indexed.
This may result in the RTC not rolling over correctly.

Signed-off-by: Bibek Basu <bbasu@nvidia.com>
Signed-off-by: Felix Janda <felix.janda@posteo.de>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
This commit is contained in:
Bibek Basu 2015-08-14 20:44:02 +02:00 committed by Alexandre Belloni
parent e66ce07a96
commit a038c3aa9f
1 changed files with 2 additions and 2 deletions
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4
drivers/rtc/rtc-as3722.c
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@ -45,7 +45,7 @@ static void as3722_time_to_reg(u8 *rbuff, struct rtc_time *tm)
rbuff[1] = bin2bcd(tm->tm_min);
rbuff[2] = bin2bcd(tm->tm_hour);
rbuff[3] = bin2bcd(tm->tm_mday);
rbuff[4] = bin2bcd(tm->tm_mon);
rbuff[4] = bin2bcd(tm->tm_mon + 1);
rbuff[5] = bin2bcd(tm->tm_year - (AS3722_RTC_START_YEAR - 1900));
}
@ -55,7 +55,7 @@ static void as3722_reg_to_time(u8 *rbuff, struct rtc_time *tm)
tm->tm_min = bcd2bin(rbuff[1] & 0x7F);
tm->tm_hour = bcd2bin(rbuff[2] & 0x3F);
tm->tm_mday = bcd2bin(rbuff[3] & 0x3F);
tm->tm_mon = bcd2bin(rbuff[4] & 0x1F);
tm->tm_mon = bcd2bin(rbuff[4] & 0x1F) - 1;
tm->tm_year = (AS3722_RTC_START_YEAR - 1900) + bcd2bin(rbuff[5] & 0x7F);
return;
}