---

yaml
---
r: 226920
b: refs/heads/master
c: c08512c
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: fcc4a01eb8661226e80632327673f67bf6a5840b
+refs/heads/master: c08512c761e7b9eaaab0e9167a389393f268e93c

trunk/drivers/usb/core/driver.c

@@ -1261,6 +1261,7 @@ static int usb_resume_both(struct usb_device *udev, pm_message_t msg)
 					udev->reset_resume);
 		}
 	}
+	usb_mark_last_busy(udev);
 
  done:
 	dev_vdbg(&udev->dev, "%s: status %d\n", __func__, status);
@@ -1328,7 +1329,6 @@ int usb_resume(struct device *dev, pm_message_t msg)
 			pm_runtime_disable(dev);
 			pm_runtime_set_active(dev);
 			pm_runtime_enable(dev);
-			usb_mark_last_busy(udev);
 			do_unbind_rebind(udev, DO_REBIND);
 		}
 	}
@@ -1660,11 +1660,6 @@ static int usb_runtime_suspend(struct device *dev)
 		return -EAGAIN;
 
 	status = usb_suspend_both(udev, PMSG_AUTO_SUSPEND);
-
-	/* Prevent the parent from suspending immediately after */
-	if (status == 0 && udev->parent)
-		usb_mark_last_busy(udev->parent);
-
 	return status;
 }
 
@@ -1677,7 +1672,6 @@ static int usb_runtime_resume(struct device *dev)
 	 * and all its interfaces.
 	 */
 	status = usb_resume_both(udev, PMSG_AUTO_RESUME);
-	usb_mark_last_busy(udev);
 	return status;
 }
 

trunk/drivers/usb/core/hub.c

@@ -1803,9 +1803,15 @@ int usb_new_device(struct usb_device *udev)
 
 	/* Tell the runtime-PM framework the device is active */
 	pm_runtime_set_active(&udev->dev);
+	pm_runtime_get_noresume(&udev->dev);
 	pm_runtime_use_autosuspend(&udev->dev);
 	pm_runtime_enable(&udev->dev);
 
+	/* By default, forbid autosuspend for all devices.  It will be
+	 * allowed for hubs during binding.
+	 */
+	usb_disable_autosuspend(udev);
+
 	err = usb_enumerate_device(udev);	/* Read descriptors */
 	if (err < 0)
 		goto fail;
@@ -1831,6 +1837,8 @@ int usb_new_device(struct usb_device *udev)
 	}
 
 	(void) usb_create_ep_devs(&udev->dev, &udev->ep0, udev);
+	usb_mark_last_busy(udev);
+	pm_runtime_put_sync_autosuspend(&udev->dev);
 	return err;
 
 fail:
@@ -2221,6 +2229,7 @@ int usb_port_suspend(struct usb_device *udev, pm_message_t msg)
 		usb_set_device_state(udev, USB_STATE_SUSPENDED);
 		msleep(10);
 	}
+	usb_mark_last_busy(hub->hdev);
 	return status;
 }
 

trunk/drivers/usb/core/quirks.c

@@ -117,15 +117,6 @@ void usb_detect_quirks(struct usb_device *udev)
 		dev_dbg(&udev->dev, "USB quirks for this device: %x\n",
 				udev->quirks);
 
-#ifdef	CONFIG_USB_SUSPEND
-
-	/* By default, disable autosuspend for all devices.  The hub driver
-	 * will enable it for hubs.
-	 */
-	usb_disable_autosuspend(udev);
-
-#endif
-
 	/* For the present, all devices default to USB-PERSIST enabled */
 #if 0		/* was: #ifdef CONFIG_PM */
 	/* Hubs are automatically enabled for USB-PERSIST */