diff options
| -rw-r--r-- | drivers/usb/host/xhci-ring.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index a944365..15afe1e 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -1679,9 +1679,14 @@ static void handle_port_status(struct xhci_hcd *xhci, bus_state->resume_done[faked_port_index] = jiffies + msecs_to_jiffies(USB_RESUME_TIMEOUT); set_bit(faked_port_index, &bus_state->resuming_ports); + /* Do the rest in GetPortStatus after resume time delay. + * Avoid polling roothub status before that so that a + * usb device auto-resume latency around ~40ms. + */ + set_bit(HCD_FLAG_POLL_RH, &hcd->flags); mod_timer(&hcd->rh_timer, bus_state->resume_done[faked_port_index]); - /* Do the rest in GetPortStatus */ + bogus_port_status = true; } } |
