Merge master.kernel.org:/home/rmk/linux-2.6-arm

[linux-2.6] / arch / mips / kernel / time.c

diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c
index 0dd0df7a3b04af60f095e03bd33cd6db0c3adac9..787ed541d442b2449947825dbdd480d55b6d80bf 100644 (file)
--- a/arch/mips/kernel/time.c
+++ b/arch/mips/kernel/time.c
@@ -11,6 +11,7 @@
  * Free Software Foundation;  either version 2 of the  License, or (at your
  * option) any later version.
  */
+#include <linux/config.h>
 #include <linux/types.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
@@ -25,6 +26,7 @@
 #include <linux/module.h>
 
 #include <asm/bootinfo.h>
+#include <asm/cache.h>
 #include <asm/compiler.h>
 #include <asm/cpu.h>
 #include <asm/cpu-features.h>
@@ -43,10 +45,6 @@
 
 #define TICK_SIZE      (tick_nsec / 1000)
 
-u64 jiffies_64 = INITIAL_JIFFIES;
-
-EXPORT_SYMBOL(jiffies_64);
-
 /*
  * forward reference
  */
@@ -76,7 +74,7 @@ int (*rtc_set_mmss)(unsigned long);
 static unsigned int sll32_usecs_per_cycle;
 
 /* how many counter cycles in a jiffy */
-static unsigned long cycles_per_jiffy;
+static unsigned long cycles_per_jiffy __read_mostly;
 
 /* Cycle counter value at the previous timer interrupt.. */
 static unsigned int timerhi, timerlo;
@@ -98,7 +96,10 @@ static unsigned int null_hpt_read(void)
        return 0;
 }
 
-static void null_hpt_init(unsigned int count) { /* nothing */ }
+static void null_hpt_init(unsigned int count)
+{
+       /* nothing */
+}
 
 
 /*
@@ -108,8 +109,10 @@ static void c0_timer_ack(void)
 {
        unsigned int count;
 
+#ifndef CONFIG_SOC_PNX8550     /* pnx8550 resets to zero */
        /* Ack this timer interrupt and set the next one.  */
        expirelo += cycles_per_jiffy;
+#endif
        write_c0_compare(expirelo);
 
        /* Check to see if we have missed any timer interrupts.  */
@@ -224,7 +227,6 @@ int do_settimeofday(struct timespec *tv)
        set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec);
 
        ntp_clear();
-
        write_sequnlock_irq(&xtime_lock);
        clock_was_set();
        return 0;