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-rw-r--r--include/linux/timekeeping.h37
1 files changed, 25 insertions, 12 deletions
diff --git a/include/linux/timekeeping.h b/include/linux/timekeeping.h
index 9737fbec7019..588a0e4b1ab9 100644
--- a/include/linux/timekeeping.h
+++ b/include/linux/timekeeping.h
@@ -33,25 +33,20 @@ extern void ktime_get_ts64(struct timespec64 *ts);
extern time64_t ktime_get_seconds(void);
extern time64_t __ktime_get_real_seconds(void);
extern time64_t ktime_get_real_seconds(void);
-extern void ktime_get_active_ts64(struct timespec64 *ts);
extern int __getnstimeofday64(struct timespec64 *tv);
extern void getnstimeofday64(struct timespec64 *tv);
extern void getboottime64(struct timespec64 *ts);
-#define ktime_get_real_ts64(ts) getnstimeofday64(ts)
-
-/* Clock BOOTTIME compatibility wrappers */
-static inline void get_monotonic_boottime64(struct timespec64 *ts)
-{
- ktime_get_ts64(ts);
-}
+#define ktime_get_real_ts64(ts) getnstimeofday64(ts)
/*
* ktime_t based interfaces
*/
+
enum tk_offsets {
TK_OFFS_REAL,
+ TK_OFFS_BOOT,
TK_OFFS_TAI,
TK_OFFS_MAX,
};
@@ -62,10 +57,6 @@ extern ktime_t ktime_mono_to_any(ktime_t tmono, enum tk_offsets offs);
extern ktime_t ktime_get_raw(void);
extern u32 ktime_get_resolution_ns(void);
-/* Clock BOOTTIME compatibility wrappers */
-static inline ktime_t ktime_get_boottime(void) { return ktime_get(); }
-static inline u64 ktime_get_boot_ns(void) { return ktime_get(); }
-
/**
* ktime_get_real - get the real (wall-) time in ktime_t format
*/
@@ -75,6 +66,17 @@ static inline ktime_t ktime_get_real(void)
}
/**
+ * ktime_get_boottime - Returns monotonic time since boot in ktime_t format
+ *
+ * This is similar to CLOCK_MONTONIC/ktime_get, but also includes the
+ * time spent in suspend.
+ */
+static inline ktime_t ktime_get_boottime(void)
+{
+ return ktime_get_with_offset(TK_OFFS_BOOT);
+}
+
+/**
* ktime_get_clocktai - Returns the TAI time of day in ktime_t format
*/
static inline ktime_t ktime_get_clocktai(void)
@@ -100,6 +102,11 @@ static inline u64 ktime_get_real_ns(void)
return ktime_to_ns(ktime_get_real());
}
+static inline u64 ktime_get_boot_ns(void)
+{
+ return ktime_to_ns(ktime_get_boottime());
+}
+
static inline u64 ktime_get_tai_ns(void)
{
return ktime_to_ns(ktime_get_clocktai());
@@ -112,11 +119,17 @@ static inline u64 ktime_get_raw_ns(void)
extern u64 ktime_get_mono_fast_ns(void);
extern u64 ktime_get_raw_fast_ns(void);
+extern u64 ktime_get_boot_fast_ns(void);
extern u64 ktime_get_real_fast_ns(void);
/*
* timespec64 interfaces utilizing the ktime based ones
*/
+static inline void get_monotonic_boottime64(struct timespec64 *ts)
+{
+ *ts = ktime_to_timespec64(ktime_get_boottime());
+}
+
static inline void timekeeping_clocktai64(struct timespec64 *ts)
{
*ts = ktime_to_timespec64(ktime_get_clocktai());