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hw/timer/exynos4210_rtc.c: Switch 1Hz ptimer to transaction-based API 

Switch the exynos41210_rtc 1Hz ptimer over to the transaction-based
API. (We will switch the other ptimer used by this device in a
separate commit.)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20191008171740.9679-16-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2019-10-08 18:17:34 +01:00
parent b1b104ed97
commit 2dd20308f7
1 changed files with 8 additions and 2 deletions
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10
hw/timer/exynos4210_rtc.c
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@ -401,6 +401,7 @@ static void exynos4210_rtc_write(void *opaque, hwaddr offset,
}
break;
case RTCCON:
ptimer_transaction_begin(s->ptimer_1Hz);
if (value & RTC_ENABLE) {
exynos4210_rtc_update_freq(s, value);
}
@ -430,6 +431,7 @@ static void exynos4210_rtc_write(void *opaque, hwaddr offset,
ptimer_stop(s->ptimer);
}
}
ptimer_transaction_commit(s->ptimer_1Hz);
s->reg_rtccon = value;
break;
case TICCNT:
@ -539,7 +541,9 @@ static void exynos4210_rtc_reset(DeviceState *d)
exynos4210_rtc_update_freq(s, s->reg_rtccon);
ptimer_stop(s->ptimer);
ptimer_transaction_begin(s->ptimer_1Hz);
ptimer_stop(s->ptimer_1Hz);
ptimer_transaction_commit(s->ptimer_1Hz);
}
static const MemoryRegionOps exynos4210_rtc_ops = {
@ -562,9 +566,11 @@ static void exynos4210_rtc_init(Object *obj)
ptimer_set_freq(s->ptimer, RTC_BASE_FREQ);
exynos4210_rtc_update_freq(s, 0);
bh = qemu_bh_new(exynos4210_rtc_1Hz_tick, s);
s->ptimer_1Hz = ptimer_init_with_bh(bh, PTIMER_POLICY_DEFAULT);
s->ptimer_1Hz = ptimer_init(exynos4210_rtc_1Hz_tick,
s, PTIMER_POLICY_DEFAULT);
ptimer_transaction_begin(s->ptimer_1Hz);
ptimer_set_freq(s->ptimer_1Hz, RTC_BASE_FREQ);
ptimer_transaction_commit(s->ptimer_1Hz);
sysbus_init_irq(dev, &s->alm_irq);
sysbus_init_irq(dev, &s->tick_irq);