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* [PATCH] rtc: msm6242: Fix reading of 10-hour digit
@ 2019-11-16 11:05 Kars de Jong
  2019-11-16 11:17 ` Kars de Jong
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Kars de Jong @ 2019-11-16 11:05 UTC (permalink / raw)
  To: Alessandro Zummo, Alexandre Belloni
  Cc: linux-rtc, linux-kernel, Kars de Jong, Geert Uytterhoeven

The driver was reading the wrong register as the 10-hour digit due to
a misplaced ')'. It was in fact reading the 1-second digit register due
to this bug.

Also remove the use of a magic number for the hour mask and use the define
for it which was already present.

Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Tested-by: Kars de Jong <jongk@linux-m68k.org>
Signed-off-by: Kars de Jong <jongk@linux-m68k.org>
---
 drivers/rtc/rtc-msm6242.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/rtc/rtc-msm6242.c b/drivers/rtc/rtc-msm6242.c
index 1c2d3c4a4963..b1f2bedee77e 100644
--- a/drivers/rtc/rtc-msm6242.c
+++ b/drivers/rtc/rtc-msm6242.c
@@ -133,7 +133,8 @@ static int msm6242_read_time(struct device *dev, struct rtc_time *tm)
 		      msm6242_read(priv, MSM6242_SECOND1);
 	tm->tm_min  = msm6242_read(priv, MSM6242_MINUTE10) * 10 +
 		      msm6242_read(priv, MSM6242_MINUTE1);
-	tm->tm_hour = (msm6242_read(priv, MSM6242_HOUR10 & 3)) * 10 +
+	tm->tm_hour = (msm6242_read(priv, MSM6242_HOUR10) &
+		       MSM6242_HOUR10_HR_MASK) * 10 +
 		      msm6242_read(priv, MSM6242_HOUR1);
 	tm->tm_mday = msm6242_read(priv, MSM6242_DAY10) * 10 +
 		      msm6242_read(priv, MSM6242_DAY1);
-- 
2.17.1


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2019-11-16 11:05 [PATCH] rtc: msm6242: Fix reading of 10-hour digit Kars de Jong
2019-11-16 11:17 ` Kars de Jong
2019-11-18 14:14 ` Geert Uytterhoeven
2019-11-18 14:18 ` Alexandre Belloni

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