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authorRalf Baechle <ralf@linux-mips.org>2006-10-02 16:54:48 +0100
committerRalf Baechle <ralf@linux-mips.org>2006-10-03 17:59:18 +0100
commit8db0201026fbb45c383176f539dc8af2a6871ab8 (patch)
treeea8b3810d13f1e92f00f7e6a4a8cd0a617675011 /arch/mips/kernel/time.c
parent3f821640341b86e47b79122d92af365fc99b5d65 (diff)
[MIPS] Fix wreckage after removal of tickadj; convert to GENERIC_TIME.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/time.c')
-rw-r--r--arch/mips/kernel/time.c74
1 files changed, 0 insertions, 74 deletions
diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c
index 845c7e55505d..a8340802f2d7 100644
--- a/arch/mips/kernel/time.c
+++ b/arch/mips/kernel/time.c
@@ -149,80 +149,6 @@ void (*mips_timer_ack)(void);
unsigned int (*mips_hpt_read)(void);
void (*mips_hpt_init)(unsigned int);
-
-/*
- * This version of gettimeofday has microsecond resolution and better than
- * microsecond precision on fast machines with cycle counter.
- */
-void do_gettimeofday(struct timeval *tv)
-{
- unsigned long seq;
- unsigned long usec, sec;
- unsigned long max_ntp_tick;
-
- do {
- seq = read_seqbegin(&xtime_lock);
-
- usec = do_gettimeoffset();
-
- /*
- * If time_adjust is negative then NTP is slowing the clock
- * so make sure not to go into next possible interval.
- * Better to lose some accuracy than have time go backwards..
- */
- if (unlikely(time_adjust < 0)) {
- max_ntp_tick = (USEC_PER_SEC / HZ) - tickadj;
- usec = min(usec, max_ntp_tick);
- }
-
- sec = xtime.tv_sec;
- usec += (xtime.tv_nsec / 1000);
-
- } while (read_seqretry(&xtime_lock, seq));
-
- while (usec >= 1000000) {
- usec -= 1000000;
- sec++;
- }
-
- tv->tv_sec = sec;
- tv->tv_usec = usec;
-}
-
-EXPORT_SYMBOL(do_gettimeofday);
-
-int do_settimeofday(struct timespec *tv)
-{
- time_t wtm_sec, sec = tv->tv_sec;
- long wtm_nsec, nsec = tv->tv_nsec;
-
- if ((unsigned long)tv->tv_nsec >= NSEC_PER_SEC)
- return -EINVAL;
-
- write_seqlock_irq(&xtime_lock);
-
- /*
- * This is revolting. We need to set "xtime" correctly. However,
- * the value in this location is the value at the most recent update
- * of wall time. Discover what correction gettimeofday() would have
- * made, and then undo it!
- */
- nsec -= do_gettimeoffset() * NSEC_PER_USEC;
-
- wtm_sec = wall_to_monotonic.tv_sec + (xtime.tv_sec - sec);
- wtm_nsec = wall_to_monotonic.tv_nsec + (xtime.tv_nsec - nsec);
-
- set_normalized_timespec(&xtime, sec, nsec);
- set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec);
-
- ntp_clear();
- write_sequnlock_irq(&xtime_lock);
- clock_was_set();
- return 0;
-}
-
-EXPORT_SYMBOL(do_settimeofday);
-
/*
* Gettimeoffset routines. These routines returns the time duration
* since last timer interrupt in usecs.

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