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Re: [PATCH v2 11/22] rtc: gemini: stop using rtc deprecated functions

From Hans Ulli Kroll <ulli.kroll@googlemail.com>
Newsgroups linux.kernel
Subject Re: [PATCH v2 11/22] rtc: gemini: stop using rtc deprecated functions
Date 2017-07-12 19:30 +0200
Message-ID <u2tCy-2IA-5@gated-at.bofh.it> (permalink)
References <u2kSB-5FA-3@gated-at.bofh.it> <u2kSC-5FA-13@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Hi Benjamin,

On Wed, 12 Jul 2017, Benjamin Gaignard wrote:

> @@ -93,12 +93,12 @@ 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;
> +	unsigned long long offset, 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);

later on this will do

	writel(offset, rtc->rtc_base + FTRTC010_RTC_RECORD);

you are writing some 64bit value in a 32bit register ...

NACK here

Greetings from Cologne
Hans Ulli Kroll

> 1.9.1
> 
> 

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[PATCH v2 11/22] rtc: gemini: stop using rtc deprecated functions Benjamin Gaignard <benjamin.gaignard@linaro.org> - 2017-07-12 10:10 +0200
  Re: [PATCH v2 11/22] rtc: gemini: stop using rtc deprecated  functions Hans Ulli Kroll <ulli.kroll@googlemail.com> - 2017-07-12 19:30 +0200

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