EHCI_HRTIMER_IAA_WATCHDOG
ehci->enabled_hrtimer_events &= ~BIT(EHCI_HRTIMER_IAA_WATCHDOG);
if (ehci->next_hrtimer_event == EHCI_HRTIMER_IAA_WATCHDOG)
ehci_enable_event(ehci, EHCI_HRTIMER_IAA_WATCHDOG, true);