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path: root/drivers/usb/core/hcd.c
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Diffstat (limited to 'drivers/usb/core/hcd.c')
-rw-r--r--drivers/usb/core/hcd.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index e658089f7b..afa2dd2033 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -522,7 +522,7 @@ error:
522 if (urb->status == -EINPROGRESS) 522 if (urb->status == -EINPROGRESS)
523 urb->status = status; 523 urb->status = status;
524 spin_unlock (&urb->lock); 524 spin_unlock (&urb->lock);
525 usb_hcd_giveback_urb (hcd, urb, NULL); 525 usb_hcd_giveback_urb (hcd, urb);
526 local_irq_restore (flags); 526 local_irq_restore (flags);
527 return 0; 527 return 0;
528} 528}
@@ -572,7 +572,7 @@ void usb_hcd_poll_rh_status(struct usb_hcd *hcd)
572 572
573 /* local irqs are always blocked in completions */ 573 /* local irqs are always blocked in completions */
574 if (length > 0) 574 if (length > 0)
575 usb_hcd_giveback_urb (hcd, urb, NULL); 575 usb_hcd_giveback_urb (hcd, urb);
576 else 576 else
577 hcd->poll_pending = 1; 577 hcd->poll_pending = 1;
578 local_irq_restore (flags); 578 local_irq_restore (flags);
@@ -656,7 +656,7 @@ static int usb_rh_urb_dequeue (struct usb_hcd *hcd, struct urb *urb)
656 urb = NULL; /* wasn't fully queued */ 656 urb = NULL; /* wasn't fully queued */
657 spin_unlock (&hcd_root_hub_lock); 657 spin_unlock (&hcd_root_hub_lock);
658 if (urb) 658 if (urb)
659 usb_hcd_giveback_urb (hcd, urb, NULL); 659 usb_hcd_giveback_urb (hcd, urb);
660 local_irq_restore (flags); 660 local_irq_restore (flags);
661 } 661 }
662 662
@@ -1498,7 +1498,6 @@ EXPORT_SYMBOL (usb_bus_start_enum);
1498 * usb_hcd_giveback_urb - return URB from HCD to device driver 1498 * usb_hcd_giveback_urb - return URB from HCD to device driver
1499 * @hcd: host controller returning the URB 1499 * @hcd: host controller returning the URB
1500 * @urb: urb being returned to the USB device driver. 1500 * @urb: urb being returned to the USB device driver.
1501 * @regs: pt_regs, passed down to the URB completion handler
1502 * Context: in_interrupt() 1501 * Context: in_interrupt()
1503 * 1502 *
1504 * This hands the URB from HCD to its USB device driver, using its 1503 * This hands the URB from HCD to its USB device driver, using its
@@ -1507,7 +1506,7 @@ EXPORT_SYMBOL (usb_bus_start_enum);
1507 * the device driver won't cause problems if it frees, modifies, 1506 * the device driver won't cause problems if it frees, modifies,
1508 * or resubmits this URB. 1507 * or resubmits this URB.
1509 */ 1508 */
1510void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb, struct pt_regs *regs) 1509void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb)
1511{ 1510{
1512 int at_root_hub; 1511 int at_root_hub;
1513 1512
@@ -1534,7 +1533,7 @@ void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb, struct pt_regs
1534 1533
1535 usbmon_urb_complete (&hcd->self, urb); 1534 usbmon_urb_complete (&hcd->self, urb);
1536 /* pass ownership to the completion handler */ 1535 /* pass ownership to the completion handler */
1537 urb->complete (urb, regs); 1536 urb->complete (urb);
1538 atomic_dec (&urb->use_count); 1537 atomic_dec (&urb->use_count);
1539 if (unlikely (urb->reject)) 1538 if (unlikely (urb->reject))
1540 wake_up (&usb_kill_urb_queue); 1539 wake_up (&usb_kill_urb_queue);
@@ -1553,7 +1552,7 @@ EXPORT_SYMBOL (usb_hcd_giveback_urb);
1553 * If the controller isn't HALTed, calls the driver's irq handler. 1552 * If the controller isn't HALTed, calls the driver's irq handler.
1554 * Checks whether the controller is now dead. 1553 * Checks whether the controller is now dead.
1555 */ 1554 */
1556irqreturn_t usb_hcd_irq (int irq, void *__hcd, struct pt_regs * r) 1555irqreturn_t usb_hcd_irq (int irq, void *__hcd)
1557{ 1556{
1558 struct usb_hcd *hcd = __hcd; 1557 struct usb_hcd *hcd = __hcd;
1559 int start = hcd->state; 1558 int start = hcd->state;
@@ -1561,7 +1560,7 @@ irqreturn_t usb_hcd_irq (int irq, void *__hcd, struct pt_regs * r)
1561 if (unlikely(start == HC_STATE_HALT || 1560 if (unlikely(start == HC_STATE_HALT ||
1562 !test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags))) 1561 !test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)))
1563 return IRQ_NONE; 1562 return IRQ_NONE;
1564 if (hcd->driver->irq (hcd, r) == IRQ_NONE) 1563 if (hcd->driver->irq (hcd) == IRQ_NONE)
1565 return IRQ_NONE; 1564 return IRQ_NONE;
1566 1565
1567 set_bit(HCD_FLAG_SAW_IRQ, &hcd->flags); 1566 set_bit(HCD_FLAG_SAW_IRQ, &hcd->flags);