[v2,4/5] mc146818rtc: drop unnecessary '#ifdef TARGET_I386'

Commit Message

Xiao Guangrong May 4, 2017, 11:59 a.m. UTC

From: Xiao Guangrong <[e-mail]>

If the code purely depends on LOST_TICK_POLICY_SLEW, we can simply
drop '#ifdef TARGET_I386' as only x86 can enable this tick policy

Signed-off-by: Xiao Guangrong <[e-mail]>
---
 hw/timer/mc146818rtc.c | 14 +++-----------
 1 file changed, 3 insertions(+), 11 deletions(-)

Patch

diff --git a/hw/timer/mc146818rtc.c b/hw/timer/mc146818rtc.c
index 7f2e975..8fc9313 100644
--- a/hw/timer/mc146818rtc.c
+++ b/hw/timer/mc146818rtc.c
@@ -112,7 +112,6 @@  static uint64_t get_guest_rtc_ns(RTCState *s)
         guest_clock - s->last_update + s->offset;
 }
 
-#ifdef TARGET_I386
 static void rtc_coalesced_timer_update(RTCState *s)
 {
     if (s->irq_coalesced == 0) {
@@ -126,6 +125,7 @@  static void rtc_coalesced_timer_update(RTCState *s)
     }
 }
 
+#ifdef TARGET_I386
 static void rtc_coalesced_timer(void *opaque)
 {
     RTCState *s = opaque;
@@ -204,7 +204,6 @@  periodic_timer_update(RTCState *s, int64_t current_time, int old_period)
             lost_clock = cur_clock - last_periodic_clock;
         }
 
-#ifdef TARGET_I386
         /*
          * recalculate the coalesced irqs for two reasons:
          *    a) the lost_clock is more that a period, i,e. the timer
@@ -235,7 +234,7 @@  periodic_timer_update(RTCState *s, int64_t current_time, int old_period)
                 rtc_coalesced_timer_update(s);
             }
         }
-#endif
+
         /*
          * no way to compensate the interrupt if LOST_TICK_POLICY_SLEW
          * is not used, we should make the time progress anyway.
@@ -248,9 +247,7 @@  periodic_timer_update(RTCState *s, int64_t current_time, int old_period)
                                          RTC_CLOCK_RATE) + 1;
         timer_mod(s->periodic_timer, s->next_periodic_time);
     } else {
-#ifdef TARGET_I386
         s->irq_coalesced = 0;
-#endif
         timer_del(s->periodic_timer);
     }
 }
@@ -837,13 +834,11 @@  static int rtc_post_load(void *opaque, int version_id)
         }
     }
 
-#ifdef TARGET_I386
     if (version_id >= 2) {
         if (s->lost_tick_policy == LOST_TICK_POLICY_SLEW) {
             rtc_coalesced_timer_update(s);
         }
     }
-#endif
     return 0;
 }
 
@@ -900,11 +895,10 @@  static void rtc_notify_clock_reset(Notifier *notifier, void *data)
     rtc_set_date_from_host(ISA_DEVICE(s));
     periodic_timer_update(s, now, 0);
     check_update_timer(s);
-#ifdef TARGET_I386
+
     if (s->lost_tick_policy == LOST_TICK_POLICY_SLEW) {
         rtc_coalesced_timer_update(s);
     }
-#endif
 }
 
 /* set CMOS shutdown status register (index 0xF) as S3_resume(0xFE)
@@ -925,12 +919,10 @@  static void rtc_reset(void *opaque)
 
     qemu_irq_lower(s->irq);
 
-#ifdef TARGET_I386
     if (s->lost_tick_policy == LOST_TICK_POLICY_SLEW) {
         s->irq_coalesced = 0;
         s->irq_reinject_on_ack_count = 0;		
     }
-#endif
 }
 
 static const MemoryRegionOps cmos_ops = {