linux-kernel - [PATCH 15/51] rtc: da9063: stop using rtc deprecated functions

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Message-Id: <1497951359-13334-16-git-send-email-benjamin.gaignard@linaro.org>
Date:   Tue, 20 Jun 2017 11:35:23 +0200
From:   Benjamin Gaignard <benjamin.gaignard@...aro.org>
To:     benjamin.gaignard@...aro.org
Cc:     linaro-kernel@...ts.linaro.org,
        Support Opensource <support.opensource@...semi.com>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
        rtc-linux@...glegroups.com, linux-kernel@...r.kernel.org
Subject: [PATCH 15/51] rtc: da9063: stop using rtc deprecated functions

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@...aro.org>
CC: Support Opensource <support.opensource@...semi.com>
CC: Alessandro Zummo <a.zummo@...ertech.it>
CC: Alexandre Belloni <alexandre.belloni@...e-electrons.com>
CC: rtc-linux@...glegroups.com
CC: linux-kernel@...r.kernel.org
---
 drivers/rtc/rtc-da9063.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/rtc/rtc-da9063.c b/drivers/rtc/rtc-da9063.c
index f85cae2..c0e140d 100644
--- a/drivers/rtc/rtc-da9063.c
+++ b/drivers/rtc/rtc-da9063.c
@@ -227,8 +227,8 @@ static int da9063_rtc_read_time(struct device *dev, struct rtc_time *tm)
 {
 	struct da9063_compatible_rtc *rtc = dev_get_drvdata(dev);
 	const struct da9063_compatible_rtc_regmap *config = rtc->config;
-	unsigned long tm_secs;
-	unsigned long al_secs;
+	unsigned long long tm_secs;
+	unsigned long long al_secs;
 	u8 data[RTC_DATA_LEN];
 	int ret;
 
@@ -247,8 +247,8 @@ static int da9063_rtc_read_time(struct device *dev, struct rtc_time *tm)
 
 	da9063_data_to_tm(data, tm, rtc);
 
-	rtc_tm_to_time(tm, &tm_secs);
-	rtc_tm_to_time(&rtc->alarm_time, &al_secs);
+	tm_secs = rtc_tm_to_time64(tm);
+	al_secs = rtc_tm_to_time64(&rtc->alarm_time);
 
 	/* handle the rtc synchronisation delay */
 	if (rtc->rtc_sync == true && al_secs - tm_secs == 1)
-- 
1.9.1