linux-kernel - [PATCH 14/51] rtc: da9063: stop using rtc deprecated functions

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Message-Id: <1497951359-13334-15-git-send-email-benjamin.gaignard@linaro.org>
Date:   Tue, 20 Jun 2017 11:35:22 +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 14/51] 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-da9052.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/rtc/rtc-da9052.c b/drivers/rtc/rtc-da9052.c
index 4273377..99a0489 100644
--- a/drivers/rtc/rtc-da9052.c
+++ b/drivers/rtc/rtc-da9052.c
@@ -104,17 +104,15 @@ static int da9052_read_alarm(struct da9052_rtc *rtc, struct rtc_time *rtc_tm)
 static int da9052_set_alarm(struct da9052_rtc *rtc, struct rtc_time *rtc_tm)
 {
 	struct da9052 *da9052 = rtc->da9052;
-	unsigned long alm_time;
+	unsigned long long alm_time;
 	int ret;
 	uint8_t v[3];
 
-	ret = rtc_tm_to_time(rtc_tm, &alm_time);
-	if (ret != 0)
-		return ret;
+	alm_time = rtc_tm_to_time64(rtc_tm);
 
 	if (rtc_tm->tm_sec > 0) {
 		alm_time += 60 - rtc_tm->tm_sec;
-		rtc_time_to_tm(alm_time, rtc_tm);
+		rtc_time64_to_tm(alm_time, rtc_tm);
 	}
 	BUG_ON(rtc_tm->tm_sec); /* it will cause repeated irqs if not zero */
 
-- 
1.9.1