*
* hpet period is in femto seconds per cycle
* so we need to convert this to ns/cyc units
- * aproximated by mult/2^shift
+ * approximated by mult/2^shift
*
* fsec/cyc * 1nsec/1000000fsec = nsec/cyc = mult/2^shift
* fsec/cyc * 1ns/1000000fsec * 2^shift = mult
}
fs_initcall(hpet_late_init);
+void hpet_disable(void)
+{
+ if (is_hpet_capable()) {
+ unsigned long cfg = hpet_readl(HPET_CFG);
+
+ if (hpet_legacy_int_enabled) {
+ cfg &= ~HPET_CFG_LEGACY;
+ hpet_legacy_int_enabled = 0;
+ }
+ cfg &= ~HPET_CFG_ENABLE;
+ hpet_writel(cfg, HPET_CFG);
+ }
+}
+
#ifdef CONFIG_HPET_EMULATE_RTC
/* HPET in LegacyReplacement Mode eats up RTC interrupt line. When, HPET
hpet_pie_count = 0;
}
- if (hpet_rtc_flags & RTC_PIE &&
+ if (hpet_rtc_flags & RTC_AIE &&
(curr_time.tm_sec == hpet_alarm_time.tm_sec) &&
(curr_time.tm_min == hpet_alarm_time.tm_min) &&
(curr_time.tm_hour == hpet_alarm_time.tm_hour))