Merge branches 'x86/urgent', 'x86/amd-iommu', 'x86/apic', 'x86/cleanups', 'x86/core...

[linux-2.6] / drivers / usb / core / hub.c

diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 512d2d57d41e5e15761bb36cc8c2ee87727acd41..4cfe32a16c37fb689e8bab4796b6918a36728382 100644 (file)
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -2073,6 +2073,8 @@ int usb_port_resume(struct usb_device *udev)
        }
 
        clear_bit(port1, hub->busy_bits);
+       if (!hub->hdev->parent && !hub->busy_bits[0])
+               usb_enable_root_hub_irq(hub->hdev->bus);
 
        if (status == 0)
                status = finish_port_resume(udev);
@@ -3002,6 +3004,11 @@ static void hub_events(void)
 
                hub->activating = 0;
 
+               /* If this is a root hub, tell the HCD it's okay to
+                * re-enable port-change interrupts now. */
+               if (!hdev->parent && !hub->busy_bits[0])
+                       usb_enable_root_hub_irq(hdev->bus);
+
 loop_autopm:
                /* Allow autosuspend if we're not going to run again */
                if (list_empty(&hub->event_list))
@@ -3227,6 +3234,8 @@ int usb_reset_device(struct usb_device *udev)
                        break;
        }
        clear_bit(port1, parent_hub->busy_bits);
+       if (!parent_hdev->parent && !parent_hub->busy_bits[0])
+               usb_enable_root_hub_irq(parent_hdev->bus);
 
        if (ret < 0)
                goto re_enumerate;