diff options
Diffstat (limited to 'drivers/usb/host/ehci.h')
| -rw-r--r-- | drivers/usb/host/ehci.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h index 9e8e82ecce58..070be83028d5 100644 --- a/drivers/usb/host/ehci.h +++ b/drivers/usb/host/ehci.h @@ -73,7 +73,23 @@ enum ehci_rh_state { EHCI_RH_STOPPING }; +/* + * Timer events, ordered by increasing delay length. + * Always update event_delays_ns[] and event_handlers[] (defined in + * ehci-timer.c) in parallel with this list. + */ +enum ehci_hrtimer_event { + EHCI_HRTIMER_NUM_EVENTS /* Must come last */ +}; +#define EHCI_HRTIMER_NO_EVENT 99 + struct ehci_hcd { /* one per controller */ + /* timing support */ + enum ehci_hrtimer_event next_hrtimer_event; + unsigned enabled_hrtimer_events; + ktime_t hr_timeouts[EHCI_HRTIMER_NUM_EVENTS]; + struct hrtimer hrtimer; + /* glue to PCI and HCD framework */ struct ehci_caps __iomem *caps; struct ehci_regs __iomem *regs; |