ntp: support for TAI
This adds support for setting the TAI value (International Atomic Time). The
value is reported back to userspace via timex (as we don't have a
ntp_gettime() syscall).
Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Cc: john stultz <johnstul@us.ibm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/timex.h b/include/linux/timex.h
index 9fbdd12..6ff9223 100644
--- a/include/linux/timex.h
+++ b/include/linux/timex.h
@@ -121,9 +121,11 @@
long errcnt; /* calibration errors (ro) */
long stbcnt; /* stability limit exceeded (ro) */
+ int tai; /* TAI offset (ro) */
+
int :32; int :32; int :32; int :32;
int :32; int :32; int :32; int :32;
- int :32; int :32; int :32; int :32;
+ int :32; int :32; int :32;
};
/*
@@ -135,6 +137,7 @@
#define ADJ_ESTERROR 0x0008 /* estimated time error */
#define ADJ_STATUS 0x0010 /* clock status */
#define ADJ_TIMECONST 0x0020 /* pll time constant */
+#define ADJ_TAI 0x0080 /* set TAI offset */
#define ADJ_MICRO 0x1000 /* select microsecond resolution */
#define ADJ_NANO 0x2000 /* select nanosecond resolution */
#define ADJ_TICK 0x4000 /* tick value */