Преглед изворни кода

USB: Remove usages of dev->power.power_state

This patch (as922) removes all but one of the remaining vestiges of
dev->power.power_state from usbcore.  The only usage left must remain
until the deprecated "power/state" sysfs attribute is gone.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alan Stern пре 18 година
родитељ
комит
e7e6da9eb1
2 измењених фајлова са 1 додато и 15 уклоњено
  1. 1 5
      drivers/usb/core/driver.c
  2. 0 10
      drivers/usb/core/hcd.c

+ 1 - 5
drivers/usb/core/driver.c

@@ -1196,11 +1196,7 @@ static int usb_resume_both(struct usb_device *udev)
 			/* We can't progagate beyond the USB subsystem,
 			 * so if a root hub's controller is suspended
 			 * then we're stuck. */
-			if (udev->dev.parent->power.power_state.event !=
-					PM_EVENT_ON)
-				status = -EHOSTUNREACH;
-			else
-				status = usb_resume_device(udev);
+			status = usb_resume_device(udev);
  		}
 	} else {
 

+ 0 - 10
drivers/usb/core/hcd.c

@@ -965,19 +965,9 @@ int usb_hcd_submit_urb (struct urb *urb, gfp_t mem_flags)
 	else switch (hcd->state) {
 	case HC_STATE_RUNNING:
 	case HC_STATE_RESUMING:
-doit:
 		list_add_tail (&urb->urb_list, &ep->urb_list);
 		status = 0;
 		break;
-	case HC_STATE_SUSPENDED:
-		/* HC upstream links (register access, wakeup signaling) can work
-		 * even when the downstream links (and DMA etc) are quiesced; let
-		 * usbcore talk to the root hub.
-		 */
-		if (hcd->self.controller->power.power_state.event == PM_EVENT_ON
-				&& urb->dev->parent == NULL)
-			goto doit;
-		/* FALL THROUGH */
 	default:
 		status = -ESHUTDOWN;
 		break;