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Diffstat (limited to 'include/linux/timex.h')
-rw-r--r--include/linux/timex.h12
1 files changed, 9 insertions, 3 deletions
diff --git a/include/linux/timex.h b/include/linux/timex.h
index 8ea3e71ba7fa..3c49d173bf39 100644
--- a/include/linux/timex.h
+++ b/include/linux/timex.h
@@ -58,6 +58,8 @@
#include <asm/param.h>
+#define NTP_API 4 /* NTP API version */
+
/*
* SHIFT_KG and SHIFT_KF establish the damping of the PLL and are chosen
* for a slightly underdamped convergence characteristic. SHIFT_KH
@@ -135,6 +137,8 @@ struct timex {
#define ADJ_ESTERROR 0x0008 /* estimated time error */
#define ADJ_STATUS 0x0010 /* clock status */
#define ADJ_TIMECONST 0x0020 /* pll time constant */
+#define ADJ_MICRO 0x1000 /* select microsecond resolution */
+#define ADJ_NANO 0x2000 /* select nanosecond resolution */
#define ADJ_TICK 0x4000 /* tick value */
#define ADJ_OFFSET_SINGLESHOT 0x8001 /* old-fashioned adjtime */
#define ADJ_OFFSET_SS_READ 0xa001 /* read-only adjtime */
@@ -146,8 +150,6 @@ struct timex {
#define MOD_ESTERROR ADJ_ESTERROR
#define MOD_STATUS ADJ_STATUS
#define MOD_TIMECONST ADJ_TIMECONST
-#define MOD_CLKB ADJ_TICK
-#define MOD_CLKA ADJ_OFFSET_SINGLESHOT /* 0x8000 in original */
/*
@@ -169,9 +171,13 @@ struct timex {
#define STA_PPSERROR 0x0800 /* PPS signal calibration error (ro) */
#define STA_CLOCKERR 0x1000 /* clock hardware fault (ro) */
+#define STA_NANO 0x2000 /* resolution (0 = us, 1 = ns) (ro) */
+#define STA_MODE 0x4000 /* mode (0 = PLL, 1 = FLL) (ro) */
+#define STA_CLK 0x8000 /* clock source (0 = A, 1 = B) (ro) */
+/* read-only bits */
#define STA_RONLY (STA_PPSSIGNAL | STA_PPSJITTER | STA_PPSWANDER | \
- STA_PPSERROR | STA_CLOCKERR) /* read-only bits */
+ STA_PPSERROR | STA_CLOCKERR | STA_NANO | STA_MODE | STA_CLK)
/*
* Clock states (time_state)