code.vuplus.com Git - vuplus_openvuplus_3.0/blob - meta-bsp/recipes-kernel/linux/linux-vuplus-4.1.45/vuduo4k/linux_usb_hub.patch

   1 diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
   2 index 137276f..7a68c58 100644
   3 --- a/drivers/usb/core/hub.c
   4 +++ b/drivers/usb/core/hub.c
   5 @@ -1043,6 +1043,12 @@ static void hub_activate(struct usb_hub *hub, enum hub_activation_type type)
   6                         unsigned delay = hub_power_on_good_delay(hub);
   7
   8                         hub_power_on(hub, false);
   9 +
  10 +                       if( hdev->devnum == 1 && hdev->bus->busnum ==2 ){
  11 +                               //dev_dbg(hub->hdev, "Found USB 3.0 RootHub");
  12 +                               delay = 10000;
  13 +                       }
  14 +
  15                         INIT_DELAYED_WORK(&hub->init_work, hub_init_func2);
  16                         queue_delayed_work(system_power_efficient_wq,
  17                                         &hub->init_work,
  18 @@ -5057,8 +5063,10 @@ static void hub_event(struct work_struct *work)
  19                 hub->error = 0;
  20         }
  21
  22 +       msleep(1000);
  23         /* deal with port status changes */
  24 -       for (i = 1; i <= hdev->maxchild; i++) {
  25 +       //for (i = 1; i <= hdev->maxchild; i++) {
  26 +       for (i = hdev->maxchild ; i >= 1; i--) {
  27                 struct usb_port *port_dev = hub->ports[i - 1];
  28
  29                 if (test_bit(i, hub->event_bits)