[PATCH 4/6] rtc: at91sam9: switch to rtc_time64_to_tm/rtc_tm_to_time64

From: Alexandre Belloni
Date: Wed Mar 20 2019 - 08:41:06 EST


Call the 64bit versions of rtc_tm time conversion as the range is enforced
by the core.

Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>
---
drivers/rtc/rtc-at91sam9.c | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/drivers/rtc/rtc-at91sam9.c b/drivers/rtc/rtc-at91sam9.c
index 5ab13fe56164..62695596b00c 100644
--- a/drivers/rtc/rtc-at91sam9.c
+++ b/drivers/rtc/rtc-at91sam9.c
@@ -122,7 +122,7 @@ static int at91_rtc_readtime(struct device *dev, struct rtc_time *tm)
if (secs != secs2)
secs = rtt_readl(rtc, VR);

- rtc_time_to_tm(offset + secs, tm);
+ rtc_time64_to_tm(offset + secs, tm);

dev_dbg(dev, "%s: %ptR\n", __func__, tm);

@@ -135,15 +135,12 @@ static int at91_rtc_readtime(struct device *dev, struct rtc_time *tm)
static int at91_rtc_settime(struct device *dev, struct rtc_time *tm)
{
struct sam9_rtc *rtc = dev_get_drvdata(dev);
- int err;
u32 offset, alarm, mr;
unsigned long secs;

dev_dbg(dev, "%s: %ptR\n", __func__, tm);

- err = rtc_tm_to_time(tm, &secs);
- if (err != 0)
- return err;
+ secs = rtc_tm_to_time64(tm);

mr = rtt_readl(rtc, MR);

@@ -193,7 +190,7 @@ static int at91_rtc_readalarm(struct device *dev, struct rtc_wkalrm *alrm)

memset(alrm, 0, sizeof(*alrm));
if (alarm != ALARM_DISABLED && offset != 0) {
- rtc_time_to_tm(offset + alarm, tm);
+ rtc_time64_to_tm(offset + alarm, tm);

dev_dbg(dev, "%s: %ptR\n", __func__, tm);

@@ -211,11 +208,8 @@ static int at91_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm)
unsigned long secs;
u32 offset;
u32 mr;
- int err;

- err = rtc_tm_to_time(tm, &secs);
- if (err != 0)
- return err;
+ secs = rtc_tm_to_time64(tm);

offset = gpbr_readl(rtc);
if (offset == 0) {
--
2.20.1