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[1/2] rtc: at91rm9200: stop calculating yday in at91_rtc_readalarm

Message ID 20171110085931.32347-1-alexandre.belloni@free-electrons.com (mailing list archive)
State New, archived
Headers show

Commit Message

Alexandre Belloni Nov. 10, 2017, 8:59 a.m. UTC
Calculating yday in the read_alarm callback is useless as this value is
never used later. Also, it was buggy anyway because at the time this is
done, tm_year is always 0 as the alarm register doesn't hold the year.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
---
 drivers/rtc/rtc-at91rm9200.c | 1 -
 1 file changed, 1 deletion(-)

Comments

Nicolas Ferre Nov. 10, 2017, 1:41 p.m. UTC | #1
On 10/11/2017 at 09:59, Alexandre Belloni wrote:
> Calculating yday in the read_alarm callback is useless as this value is
> never used later. Also, it was buggy anyway because at the time this is
> done, tm_year is always 0 as the alarm register doesn't hold the year.
> 
> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>

> ---
>  drivers/rtc/rtc-at91rm9200.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
> index e221b78b6f10..e84f5ec4faf6 100644
> --- a/drivers/rtc/rtc-at91rm9200.c
> +++ b/drivers/rtc/rtc-at91rm9200.c
> @@ -208,7 +208,6 @@ static int at91_rtc_readalarm(struct device *dev, struct rtc_wkalrm *alrm)
>  	struct rtc_time *tm = &alrm->time;
>  
>  	at91_rtc_decodetime(AT91_RTC_TIMALR, AT91_RTC_CALALR, tm);
> -	tm->tm_yday = rtc_year_days(tm->tm_mday, tm->tm_mon, tm->tm_year);
>  	tm->tm_year = at91_alarm_year - 1900;
>  
>  	alrm->enabled = (at91_rtc_read_imr() & AT91_RTC_ALARM)
>
diff mbox

Patch

diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
index e221b78b6f10..e84f5ec4faf6 100644
--- a/drivers/rtc/rtc-at91rm9200.c
+++ b/drivers/rtc/rtc-at91rm9200.c
@@ -208,7 +208,6 @@  static int at91_rtc_readalarm(struct device *dev, struct rtc_wkalrm *alrm)
 	struct rtc_time *tm = &alrm->time;
 
 	at91_rtc_decodetime(AT91_RTC_TIMALR, AT91_RTC_CALALR, tm);
-	tm->tm_yday = rtc_year_days(tm->tm_mday, tm->tm_mon, tm->tm_year);
 	tm->tm_year = at91_alarm_year - 1900;
 
 	alrm->enabled = (at91_rtc_read_imr() & AT91_RTC_ALARM)