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-rw-r--r--drivers/rtc/rtc-rv8803.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-rv8803.c b/drivers/rtc/rtc-rv8803.c
index e740c8351659..aa1d6b67a9ee 100644
--- a/drivers/rtc/rtc-rv8803.c
+++ b/drivers/rtc/rtc-rv8803.c
@@ -13,6 +13,7 @@
#include <linux/bcd.h>
#include <linux/bitops.h>
+#include <linux/log2.h>
#include <linux/i2c.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
@@ -145,7 +146,7 @@ static int rv8803_get_time(struct device *dev, struct rtc_time *tm)
tm->tm_sec = bcd2bin(date[RV8803_SEC] & 0x7f);
tm->tm_min = bcd2bin(date[RV8803_MIN] & 0x7f);
tm->tm_hour = bcd2bin(date[RV8803_HOUR] & 0x3f);
- tm->tm_wday = ffs(date[RV8803_WEEK] & 0x7f);
+ tm->tm_wday = ilog2(date[RV8803_WEEK] & 0x7f);
tm->tm_mday = bcd2bin(date[RV8803_DAY] & 0x3f);
tm->tm_mon = bcd2bin(date[RV8803_MONTH] & 0x1f) - 1;
tm->tm_year = bcd2bin(date[RV8803_YEAR]) + 100;