IRQ: Maintain regs pointer globally rather than passing to IRQ handlers

Maintain a per-CPU global "struct pt_regs *" variable which can be used instead
of passing regs around manually through all ~1800 interrupt handlers in the
Linux kernel.

The regs pointer is used in few places, but it potentially costs both stack
space and code to pass it around.  On the FRV arch, removing the regs parameter
from all the genirq function results in a 20% speed up of the IRQ exit path
(ie: from leaving timer_interrupt() to leaving do_IRQ()).

Where appropriate, an arch may override the generic storage facility and do
something different with the variable.  On FRV, for instance, the address is
maintained in GR28 at all times inside the kernel as part of general exception
handling.

Having looked over the code, it appears that the parameter may be handed down
through up to twenty or so layers of functions.  Consider a USB character
device attached to a USB hub, attached to a USB controller that posts its
interrupts through a cascaded auxiliary interrupt controller.  A character
device driver may want to pass regs to the sysrq handler through the input
layer which adds another few layers of parameter passing.

I've build this code with allyesconfig for x86_64 and i386.  I've runtested the
main part of the code on FRV and i386, though I can't test most of the drivers.
I've also done partial conversion for powerpc and MIPS - these at least compile
with minimal configurations.

This will affect all archs.  Mostly the changes should be relatively easy.
Take do_IRQ(), store the regs pointer at the beginning, saving the old one:

	struct pt_regs *old_regs = set_irq_regs(regs);

And put the old one back at the end:

	set_irq_regs(old_regs);

Don't pass regs through to generic_handle_irq() or __do_IRQ().

In timer_interrupt(), this sort of change will be necessary:

	-	update_process_times(user_mode(regs));
	-	profile_tick(CPU_PROFILING, regs);
	+	update_process_times(user_mode(get_irq_regs()));
	+	profile_tick(CPU_PROFILING);

I'd like to move update_process_times()'s use of get_irq_regs() into itself,
except that i386, alone of the archs, uses something other than user_mode().

Some notes on the interrupt handling in the drivers:

 (*) input_dev() is now gone entirely.  The regs pointer is no longer stored in
     the input_dev struct.

 (*) finish_unlinks() in drivers/usb/host/ohci-q.c needs checking.  It does
     something different depending on whether it's been supplied with a regs
     pointer or not.

 (*) Various IRQ handler function pointers have been moved to type
     irq_handler_t.

Signed-Off-By: David Howells <dhowells@redhat.com>
(cherry picked from 1b16e7ac850969f38b375e511e3fa2f474a33867 commit)
diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c
index 04631dc..3892a9e 100644
--- a/drivers/usb/atm/cxacru.c
+++ b/drivers/usb/atm/cxacru.c
@@ -171,7 +171,7 @@
 };
 
 /* the following three functions are stolen from drivers/usb/core/message.c */
-static void cxacru_blocking_completion(struct urb *urb, struct pt_regs *regs)
+static void cxacru_blocking_completion(struct urb *urb)
 {
 	complete((struct completion *)urb->context);
 }
diff --git a/drivers/usb/atm/speedtch.c b/drivers/usb/atm/speedtch.c
index 956b7a1..7c7b507 100644
--- a/drivers/usb/atm/speedtch.c
+++ b/drivers/usb/atm/speedtch.c
@@ -547,7 +547,7 @@
 	}
 }
 
-static void speedtch_handle_int(struct urb *int_urb, struct pt_regs *regs)
+static void speedtch_handle_int(struct urb *int_urb)
 {
 	struct speedtch_instance_data *instance = int_urb->context;
 	struct usbatm_data *usbatm = instance->usbatm;
diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c
index 465961a26..f5434b1 100644
--- a/drivers/usb/atm/ueagle-atm.c
+++ b/drivers/usb/atm/ueagle-atm.c
@@ -1297,7 +1297,7 @@
 /*
  * interrupt handler
  */
-static void uea_intr(struct urb *urb, struct pt_regs *regs)
+static void uea_intr(struct urb *urb)
 {
 	struct uea_softc *sc = urb->context;
 	struct intr_pkt *intr = urb->transfer_buffer;
diff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c
index a38701c..309073f 100644
--- a/drivers/usb/atm/usbatm.c
+++ b/drivers/usb/atm/usbatm.c
@@ -254,7 +254,7 @@
 	return ret;
 }
 
-static void usbatm_complete(struct urb *urb, struct pt_regs *regs)
+static void usbatm_complete(struct urb *urb)
 {
 	struct usbatm_channel *channel = urb->context;
 	unsigned long flags;
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 7128829..ec4d1d7 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -218,7 +218,7 @@
  */
 
 /* control interface reports status changes with "interrupt" transfers */
-static void acm_ctrl_irq(struct urb *urb, struct pt_regs *regs)
+static void acm_ctrl_irq(struct urb *urb)
 {
 	struct acm *acm = urb->context;
 	struct usb_cdc_notification *dr = urb->transfer_buffer;
@@ -285,7 +285,7 @@
 }
 
 /* data interface returns incoming bytes, or we got unthrottled */
-static void acm_read_bulk(struct urb *urb, struct pt_regs *regs)
+static void acm_read_bulk(struct urb *urb)
 {
 	struct acm_rb *buf;
 	struct acm_ru *rcv = urb->context;
@@ -409,7 +409,7 @@
 }
 
 /* data interface wrote those outgoing bytes */
-static void acm_write_bulk(struct urb *urb, struct pt_regs *regs)
+static void acm_write_bulk(struct urb *urb)
 {
 	struct acm *acm = (struct acm *)urb->context;
 
diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
index 9cac11c..a161d70 100644
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -271,7 +271,7 @@
  * URB callback.
  */
 
-static void usblp_bulk_read(struct urb *urb, struct pt_regs *regs)
+static void usblp_bulk_read(struct urb *urb)
 {
 	struct usblp *usblp = urb->context;
 
@@ -288,7 +288,7 @@
 	wake_up_interruptible(&usblp->wait);
 }
 
-static void usblp_bulk_write(struct urb *urb, struct pt_regs *regs)
+static void usblp_bulk_write(struct urb *urb)
 {
 	struct usblp *usblp = urb->context;
 
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 3f509be..2c9c946 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -304,7 +304,7 @@
 	printk("\n");
 }
 
-static void async_completed(struct urb *urb, struct pt_regs *regs)
+static void async_completed(struct urb *urb)
 {
         struct async *as = urb->context;
         struct dev_state *ps = as->ps;
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index e658089..afa2dd2 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -522,7 +522,7 @@
 	if (urb->status == -EINPROGRESS)
 		urb->status = status;
 	spin_unlock (&urb->lock);
-	usb_hcd_giveback_urb (hcd, urb, NULL);
+	usb_hcd_giveback_urb (hcd, urb);
 	local_irq_restore (flags);
 	return 0;
 }
@@ -572,7 +572,7 @@
 
 		/* local irqs are always blocked in completions */
 		if (length > 0)
-			usb_hcd_giveback_urb (hcd, urb, NULL);
+			usb_hcd_giveback_urb (hcd, urb);
 		else
 			hcd->poll_pending = 1;
 		local_irq_restore (flags);
@@ -656,7 +656,7 @@
 			urb = NULL;		/* wasn't fully queued */
 		spin_unlock (&hcd_root_hub_lock);
 		if (urb)
-			usb_hcd_giveback_urb (hcd, urb, NULL);
+			usb_hcd_giveback_urb (hcd, urb);
 		local_irq_restore (flags);
 	}
 
@@ -1498,7 +1498,6 @@
  * usb_hcd_giveback_urb - return URB from HCD to device driver
  * @hcd: host controller returning the URB
  * @urb: urb being returned to the USB device driver.
- * @regs: pt_regs, passed down to the URB completion handler
  * Context: in_interrupt()
  *
  * This hands the URB from HCD to its USB device driver, using its
@@ -1507,7 +1506,7 @@
  * the device driver won't cause problems if it frees, modifies,
  * or resubmits this URB.
  */
-void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb, struct pt_regs *regs)
+void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb)
 {
 	int at_root_hub;
 
@@ -1534,7 +1533,7 @@
 
 	usbmon_urb_complete (&hcd->self, urb);
 	/* pass ownership to the completion handler */
-	urb->complete (urb, regs);
+	urb->complete (urb);
 	atomic_dec (&urb->use_count);
 	if (unlikely (urb->reject))
 		wake_up (&usb_kill_urb_queue);
@@ -1553,7 +1552,7 @@
  * If the controller isn't HALTed, calls the driver's irq handler.
  * Checks whether the controller is now dead.
  */
-irqreturn_t usb_hcd_irq (int irq, void *__hcd, struct pt_regs * r)
+irqreturn_t usb_hcd_irq (int irq, void *__hcd)
 {
 	struct usb_hcd		*hcd = __hcd;
 	int			start = hcd->state;
@@ -1561,7 +1560,7 @@
 	if (unlikely(start == HC_STATE_HALT ||
 	    !test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)))
 		return IRQ_NONE;
-	if (hcd->driver->irq (hcd, r) == IRQ_NONE)
+	if (hcd->driver->irq (hcd) == IRQ_NONE)
 		return IRQ_NONE;
 
 	set_bit(HCD_FLAG_SAW_IRQ, &hcd->flags);
diff --git a/drivers/usb/core/hcd.h b/drivers/usb/core/hcd.h
index 676877c..8f8df0d 100644
--- a/drivers/usb/core/hcd.h
+++ b/drivers/usb/core/hcd.h
@@ -143,15 +143,13 @@
 /*-------------------------------------------------------------------------*/
 
 
-struct pt_regs;
-
 struct hc_driver {
 	const char	*description;	/* "ehci-hcd" etc */
 	const char	*product_desc;	/* product/vendor string */
 	size_t		hcd_priv_size;	/* size of private data */
 
 	/* irq handler */
-	irqreturn_t	(*irq) (struct usb_hcd *hcd, struct pt_regs *regs);
+	irqreturn_t	(*irq) (struct usb_hcd *hcd);
 
 	int	flags;
 #define	HCD_MEMORY	0x0001		/* HC regs use memory (else I/O) */
@@ -205,8 +203,7 @@
 
 extern int usb_hcd_submit_urb (struct urb *urb, gfp_t mem_flags);
 extern int usb_hcd_unlink_urb (struct urb *urb, int status);
-extern void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb,
-		struct pt_regs *regs);
+extern void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb);
 extern void usb_hcd_endpoint_disable (struct usb_device *udev,
 		struct usb_host_endpoint *ep);
 extern int usb_hcd_get_frame_number (struct usb_device *udev);
@@ -248,7 +245,7 @@
 	void *addr, dma_addr_t dma);
 
 /* generic bus glue, needed for host controllers that don't use PCI */
-extern irqreturn_t usb_hcd_irq (int irq, void *__hcd, struct pt_regs *r);
+extern irqreturn_t usb_hcd_irq (int irq, void *__hcd);
 
 extern void usb_hc_died (struct usb_hcd *hcd);
 extern void usb_hcd_poll_rh_status(struct usb_hcd *hcd);
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 7676690..66bff18 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -291,7 +291,7 @@
 
 
 /* completion function, fires on port status changes and various faults */
-static void hub_irq(struct urb *urb, struct pt_regs *regs)
+static void hub_irq(struct urb *urb)
 {
 	struct usb_hub *hub = urb->context;
 	int status;
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index 85b1cd1..fccd195 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -17,7 +17,7 @@
 #include "hcd.h"	/* for usbcore internals */
 #include "usb.h"
 
-static void usb_api_blocking_completion(struct urb *urb, struct pt_regs *regs)
+static void usb_api_blocking_completion(struct urb *urb)
 {
 	complete((struct completion *)urb->context);
 }
@@ -246,7 +246,7 @@
 	io->dev = NULL;
 }
 
-static void sg_complete (struct urb *urb, struct pt_regs *regs)
+static void sg_complete (struct urb *urb)
 {
 	struct usb_sg_request	*io = urb->context;
 
diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c
index 77beba4..72f3db9 100644
--- a/drivers/usb/gadget/at91_udc.c
+++ b/drivers/usb/gadget/at91_udc.c
@@ -1366,7 +1366,7 @@
 	}
 }
 
-static irqreturn_t at91_udc_irq (int irq, void *_udc, struct pt_regs *r)
+static irqreturn_t at91_udc_irq (int irq, void *_udc)
 {
 	struct at91_udc		*udc = _udc;
 	u32			rescans = 5;
@@ -1552,7 +1552,7 @@
 	/* ep6 and ep7 are also reserved (custom silicon might use them) */
 };
 
-static irqreturn_t at91_vbus_irq(int irq, void *_udc, struct pt_regs *r)
+static irqreturn_t at91_vbus_irq(int irq, void *_udc)
 {
 	struct at91_udc	*udc = _udc;
 	unsigned	value;
diff --git a/drivers/usb/gadget/goku_udc.c b/drivers/usb/gadget/goku_udc.c
index 7cf2999..a3076da 100644
--- a/drivers/usb/gadget/goku_udc.c
+++ b/drivers/usb/gadget/goku_udc.c
@@ -1628,7 +1628,7 @@
 		handled = 1; \
 		}
 
-static irqreturn_t goku_irq(int irq, void *_dev, struct pt_regs *r)
+static irqreturn_t goku_irq(int irq, void *_dev)
 {
 	struct goku_udc			*dev = _dev;
 	struct goku_udc_regs __iomem	*regs = dev->regs;
diff --git a/drivers/usb/gadget/lh7a40x_udc.c b/drivers/usb/gadget/lh7a40x_udc.c
index 36db725..1792596 100644
--- a/drivers/usb/gadget/lh7a40x_udc.c
+++ b/drivers/usb/gadget/lh7a40x_udc.c
@@ -922,7 +922,7 @@
 /*
  *	lh7a40x usb client interrupt handler.
  */
-static irqreturn_t lh7a40x_udc_irq(int irq, void *_dev, struct pt_regs *r)
+static irqreturn_t lh7a40x_udc_irq(int irq, void *_dev)
 {
 	struct lh7a40x_udc *dev = _dev;
 
diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c
index 3bda37f..d954daa 100644
--- a/drivers/usb/gadget/net2280.c
+++ b/drivers/usb/gadget/net2280.c
@@ -2753,7 +2753,7 @@
 		DEBUG (dev, "unhandled irqstat1 %08x\n", stat);
 }
 
-static irqreturn_t net2280_irq (int irq, void *_dev, struct pt_regs * r)
+static irqreturn_t net2280_irq (int irq, void *_dev)
 {
 	struct net2280		*dev = _dev;
 
diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c
index 8c18df8..48a09fd 100644
--- a/drivers/usb/gadget/omap_udc.c
+++ b/drivers/usb/gadget/omap_udc.c
@@ -1815,8 +1815,7 @@
 	UDC_IRQ_SRC_REG = UDC_DS_CHG;
 }
 
-static irqreturn_t
-omap_udc_irq(int irq, void *_udc, struct pt_regs *r)
+static irqreturn_t omap_udc_irq(int irq, void *_udc)
 {
 	struct omap_udc	*udc = _udc;
 	u16		irq_src;
@@ -1888,8 +1887,7 @@
 	spin_unlock_irqrestore(&ep->udc->lock, flags);
 }
 
-static irqreturn_t
-omap_udc_pio_irq(int irq, void *_dev, struct pt_regs *r)
+static irqreturn_t omap_udc_pio_irq(int irq, void *_dev)
 {
 	u16		epn_stat, irq_src;
 	irqreturn_t	status = IRQ_NONE;
@@ -1968,8 +1966,7 @@
 }
 
 #ifdef	USE_ISO
-static irqreturn_t
-omap_udc_iso_irq(int irq, void *_dev, struct pt_regs *r)
+static irqreturn_t omap_udc_iso_irq(int irq, void *_dev)
 {
 	struct omap_udc	*udc = _dev;
 	struct omap_ep	*ep;
diff --git a/drivers/usb/gadget/pxa2xx_udc.c b/drivers/usb/gadget/pxa2xx_udc.c
index f1adcf8..f42c00e 100644
--- a/drivers/usb/gadget/pxa2xx_udc.c
+++ b/drivers/usb/gadget/pxa2xx_udc.c
@@ -110,7 +110,7 @@
 module_param(use_dma, bool, 0);
 MODULE_PARM_DESC (use_dma, "true to use dma");
 
-static void dma_nodesc_handler (int dmach, void *_ep, struct pt_regs *r);
+static void dma_nodesc_handler (int dmach, void *_ep);
 static void kick_dma(struct pxa2xx_ep *ep, struct pxa2xx_request *req);
 
 #ifdef USE_OUT_DMA
@@ -828,7 +828,7 @@
 }
 
 /* dma channel stopped ... normal tx end (IN), or on error (IN/OUT) */
-static void dma_nodesc_handler(int dmach, void *_ep, struct pt_regs *r)
+static void dma_nodesc_handler(int dmach, void *_ep)
 {
 	struct pxa2xx_ep	*ep = _ep;
 	struct pxa2xx_request	*req;
@@ -1724,7 +1724,7 @@
  */
 
 static irqreturn_t
-lubbock_vbus_irq(int irq, void *_dev, struct pt_regs *r)
+lubbock_vbus_irq(int irq, void *_dev)
 {
 	struct pxa2xx_udc	*dev = _dev;
 	int			vbus;
@@ -1754,8 +1754,7 @@
 
 #endif
 
-static irqreturn_t
-udc_vbus_irq(int irq, void *_dev, struct pt_regs *r)
+static irqreturn_t udc_vbus_irq(int irq, void *_dev)
 {
 	struct pxa2xx_udc	*dev = _dev;
 	int			vbus = pxa_gpio_get(dev->mach->gpio_vbus);
@@ -2084,7 +2083,7 @@
  * could cause usb protocol errors.
  */
 static irqreturn_t
-pxa2xx_udc_irq(int irq, void *_dev, struct pt_regs *r)
+pxa2xx_udc_irq(int irq, void *_dev)
 {
 	struct pxa2xx_udc	*dev = _dev;
 	int			handled;
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 5ac9185..aac6ec5 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -254,8 +254,8 @@
 
 /*-------------------------------------------------------------------------*/
 
-static void end_unlink_async (struct ehci_hcd *ehci, struct pt_regs *regs);
-static void ehci_work(struct ehci_hcd *ehci, struct pt_regs *regs);
+static void end_unlink_async (struct ehci_hcd *ehci);
+static void ehci_work(struct ehci_hcd *ehci);
 
 #include "ehci-hub.c"
 #include "ehci-mem.c"
@@ -280,7 +280,7 @@
 			ehci_vdbg (ehci, "lost IAA\n");
 			COUNT (ehci->stats.lost_iaa);
 			writel (STS_IAA, &ehci->regs->status);
-			end_unlink_async (ehci, NULL);
+			end_unlink_async (ehci);
 		}
 	}
 
@@ -299,7 +299,7 @@
 		start_unlink_async (ehci, ehci->async);
 
 	/* ehci could run by timer, without IRQs ... */
-	ehci_work (ehci, NULL);
+	ehci_work (ehci);
 
 	spin_unlock_irqrestore (&ehci->lock, flags);
 }
@@ -342,7 +342,7 @@
  * ehci_work is called from some interrupts, timers, and so on.
  * it calls driver completion functions, after dropping ehci->lock.
  */
-static void ehci_work (struct ehci_hcd *ehci, struct pt_regs *regs)
+static void ehci_work (struct ehci_hcd *ehci)
 {
 	timer_action_done (ehci, TIMER_IO_WATCHDOG);
 
@@ -353,9 +353,9 @@
 	if (ehci->scanning)
 		return;
 	ehci->scanning = 1;
-	scan_async (ehci, regs);
+	scan_async (ehci);
 	if (ehci->next_uframe != -1)
-		scan_periodic (ehci, regs);
+		scan_periodic (ehci);
 	ehci->scanning = 0;
 
 	/* the IO watchdog guards against hardware or driver bugs that
@@ -397,7 +397,7 @@
 	/* root hub is shut down separately (first, when possible) */
 	spin_lock_irq (&ehci->lock);
 	if (ehci->async)
-		ehci_work (ehci, NULL);
+		ehci_work (ehci);
 	spin_unlock_irq (&ehci->lock);
 	ehci_mem_cleanup (ehci);
 
@@ -573,7 +573,7 @@
 
 /*-------------------------------------------------------------------------*/
 
-static irqreturn_t ehci_irq (struct usb_hcd *hcd, struct pt_regs *regs)
+static irqreturn_t ehci_irq (struct usb_hcd *hcd)
 {
 	struct ehci_hcd		*ehci = hcd_to_ehci (hcd);
 	u32			status;
@@ -619,7 +619,7 @@
 	/* complete the unlinking of some qh [4.15.2.3] */
 	if (status & STS_IAA) {
 		COUNT (ehci->stats.reclaim);
-		end_unlink_async (ehci, regs);
+		end_unlink_async (ehci);
 		bh = 1;
 	}
 
@@ -670,7 +670,7 @@
 	}
 
 	if (bh)
-		ehci_work (ehci, regs);
+		ehci_work (ehci);
 	spin_unlock (&ehci->lock);
 	return IRQ_HANDLED;
 }
@@ -727,7 +727,7 @@
 
 	/* failfast */
 	if (!HC_IS_RUNNING (ehci_to_hcd(ehci)->state))
-		end_unlink_async (ehci, NULL);
+		end_unlink_async (ehci);
 
 	/* defer till later if busy */
 	else if (ehci->reclaim) {
@@ -787,7 +787,7 @@
 			intr_deschedule (ehci, qh);
 			/* FALL THROUGH */
 		case QH_STATE_IDLE:
-			qh_completions (ehci, qh, NULL);
+			qh_completions (ehci, qh);
 			break;
 		default:
 			ehci_dbg (ehci, "bogus qh %p state %d\n",
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index b2ee13c..2012213 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -48,8 +48,8 @@
 	}
 	ehci->command = readl (&ehci->regs->command);
 	if (ehci->reclaim)
-		end_unlink_async (ehci, NULL);
-	ehci_work(ehci, NULL);
+		end_unlink_async (ehci);
+	ehci_work(ehci);
 
 	/* suspend any active/unsuspended ports, maybe allow wakeup */
 	while (port--) {
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 08d0472..35e3fab 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -303,8 +303,8 @@
 	/* emptying the schedule aborts any urbs */
 	spin_lock_irq(&ehci->lock);
 	if (ehci->reclaim)
-		end_unlink_async (ehci, NULL);
-	ehci_work(ehci, NULL);
+		end_unlink_async (ehci);
+	ehci_work(ehci);
 	spin_unlock_irq(&ehci->lock);
 
 	/* restart; khubd will disconnect devices */
diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c
index 7fc25b6..4632727 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -214,7 +214,7 @@
 }
 
 static void
-ehci_urb_done (struct ehci_hcd *ehci, struct urb *urb, struct pt_regs *regs)
+ehci_urb_done (struct ehci_hcd *ehci, struct urb *urb)
 __releases(ehci->lock)
 __acquires(ehci->lock)
 {
@@ -262,7 +262,7 @@
 
 	/* complete() can reenter this HCD */
 	spin_unlock (&ehci->lock);
-	usb_hcd_giveback_urb (ehci_to_hcd(ehci), urb, regs);
+	usb_hcd_giveback_urb (ehci_to_hcd(ehci), urb);
 	spin_lock (&ehci->lock);
 }
 
@@ -279,7 +279,7 @@
  */
 #define HALT_BIT __constant_cpu_to_le32(QTD_STS_HALT)
 static unsigned
-qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh, struct pt_regs *regs)
+qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
 {
 	struct ehci_qtd		*last = NULL, *end = qh->dummy;
 	struct list_head	*entry, *tmp;
@@ -317,7 +317,7 @@
 		/* clean up any state from previous QTD ...*/
 		if (last) {
 			if (likely (last->urb != urb)) {
-				ehci_urb_done (ehci, last->urb, regs);
+				ehci_urb_done (ehci, last->urb);
 				count++;
 			}
 			ehci_qtd_free (ehci, last);
@@ -407,7 +407,7 @@
 
 	/* last urb's completion might still need calling */
 	if (likely (last != NULL)) {
-		ehci_urb_done (ehci, last->urb, regs);
+		ehci_urb_done (ehci, last->urb);
 		count++;
 		ehci_qtd_free (ehci, last);
 	}
@@ -962,7 +962,7 @@
 
 /* the async qh for the qtds being reclaimed are now unlinked from the HC */
 
-static void end_unlink_async (struct ehci_hcd *ehci, struct pt_regs *regs)
+static void end_unlink_async (struct ehci_hcd *ehci)
 {
 	struct ehci_qh		*qh = ehci->reclaim;
 	struct ehci_qh		*next;
@@ -979,7 +979,7 @@
 	ehci->reclaim = next;
 	qh->reclaim = NULL;
 
-	qh_completions (ehci, qh, regs);
+	qh_completions (ehci, qh);
 
 	if (!list_empty (&qh->qtd_list)
 			&& HC_IS_RUNNING (ehci_to_hcd(ehci)->state))
@@ -1047,7 +1047,7 @@
 		/* if (unlikely (qh->reclaim != 0))
 		 *	this will recurse, probably not much
 		 */
-		end_unlink_async (ehci, NULL);
+		end_unlink_async (ehci);
 		return;
 	}
 
@@ -1059,8 +1059,7 @@
 
 /*-------------------------------------------------------------------------*/
 
-static void
-scan_async (struct ehci_hcd *ehci, struct pt_regs *regs)
+static void scan_async (struct ehci_hcd *ehci)
 {
 	struct ehci_qh		*qh;
 	enum ehci_timer_action	action = TIMER_IO_WATCHDOG;
@@ -1084,7 +1083,7 @@
 				 */
 				qh = qh_get (qh);
 				qh->stamp = ehci->stamp;
-				temp = qh_completions (ehci, qh, regs);
+				temp = qh_completions (ehci, qh);
 				qh_put (qh);
 				if (temp != 0) {
 					goto rescan;
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index e5e9c65..65c402a 100644
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -1553,8 +1553,7 @@
 static unsigned
 itd_complete (
 	struct ehci_hcd	*ehci,
-	struct ehci_itd	*itd,
-	struct pt_regs	*regs
+	struct ehci_itd	*itd
 ) {
 	struct urb				*urb = itd->urb;
 	struct usb_iso_packet_descriptor	*desc;
@@ -1613,7 +1612,7 @@
 
 	/* give urb back to the driver ... can be out-of-order */
 	dev = urb->dev;
-	ehci_urb_done (ehci, urb, regs);
+	ehci_urb_done (ehci, urb);
 	urb = NULL;
 
 	/* defer stopping schedule; completion can submit */
@@ -1930,8 +1929,7 @@
 static unsigned
 sitd_complete (
 	struct ehci_hcd		*ehci,
-	struct ehci_sitd	*sitd,
-	struct pt_regs		*regs
+	struct ehci_sitd	*sitd
 ) {
 	struct urb				*urb = sitd->urb;
 	struct usb_iso_packet_descriptor	*desc;
@@ -1978,7 +1976,7 @@
 
 	/* give urb back to the driver */
 	dev = urb->dev;
-	ehci_urb_done (ehci, urb, regs);
+	ehci_urb_done (ehci, urb);
 	urb = NULL;
 
 	/* defer stopping schedule; completion can submit */
@@ -2065,8 +2063,7 @@
 static inline unsigned
 sitd_complete (
 	struct ehci_hcd		*ehci,
-	struct ehci_sitd	*sitd,
-	struct pt_regs		*regs
+	struct ehci_sitd	*sitd
 ) {
 	ehci_err (ehci, "sitd_complete %p?\n", sitd);
 	return 0;
@@ -2077,7 +2074,7 @@
 /*-------------------------------------------------------------------------*/
 
 static void
-scan_periodic (struct ehci_hcd *ehci, struct pt_regs *regs)
+scan_periodic (struct ehci_hcd *ehci)
 {
 	unsigned	frame, clock, now_uframe, mod;
 	unsigned	modified;
@@ -2131,7 +2128,7 @@
 				temp.qh = qh_get (q.qh);
 				type = Q_NEXT_TYPE (q.qh->hw_next);
 				q = q.qh->qh_next;
-				modified = qh_completions (ehci, temp.qh, regs);
+				modified = qh_completions (ehci, temp.qh);
 				if (unlikely (list_empty (&temp.qh->qtd_list)))
 					intr_deschedule (ehci, temp.qh);
 				qh_put (temp.qh);
@@ -2169,7 +2166,7 @@
 				*hw_p = q.itd->hw_next;
 				type = Q_NEXT_TYPE (q.itd->hw_next);
 				wmb();
-				modified = itd_complete (ehci, q.itd, regs);
+				modified = itd_complete (ehci, q.itd);
 				q = *q_p;
 				break;
 			case Q_TYPE_SITD:
@@ -2185,7 +2182,7 @@
 				*hw_p = q.sitd->hw_next;
 				type = Q_NEXT_TYPE (q.sitd->hw_next);
 				wmb();
-				modified = sitd_complete (ehci, q.sitd, regs);
+				modified = sitd_complete (ehci, q.sitd);
 				q = *q_p;
 				break;
 			default:
diff --git a/drivers/usb/host/hc_crisv10.c b/drivers/usb/host/hc_crisv10.c
index 61e5717..87eca6a 100644
--- a/drivers/usb/host/hc_crisv10.c
+++ b/drivers/usb/host/hc_crisv10.c
@@ -478,9 +478,9 @@
 static int etrax_usb_unlink_urb(struct urb *urb, int status);
 static int etrax_usb_get_frame_number(struct usb_device *usb_dev);
 
-static irqreturn_t etrax_usb_tx_interrupt(int irq, void *vhc, struct pt_regs *regs);
-static irqreturn_t etrax_usb_rx_interrupt(int irq, void *vhc, struct pt_regs *regs);
-static irqreturn_t etrax_usb_hc_interrupt_top_half(int irq, void *vhc, struct pt_regs *regs);
+static irqreturn_t etrax_usb_tx_interrupt(int irq, void *vhc);
+static irqreturn_t etrax_usb_rx_interrupt(int irq, void *vhc);
+static irqreturn_t etrax_usb_hc_interrupt_top_half(int irq, void *vhc);
 static void etrax_usb_hc_interrupt_bottom_half(void *data);
 
 static void etrax_usb_isoc_descr_interrupt_bottom_half(void *data);
@@ -1573,7 +1573,7 @@
 	return (*R_USB_FM_NUMBER & 0x7ff);
 }
 
-static irqreturn_t etrax_usb_tx_interrupt(int irq, void *vhc, struct pt_regs *regs)
+static irqreturn_t etrax_usb_tx_interrupt(int irq, void *vhc)
 {
 	DBFENTER;
 
@@ -1839,7 +1839,7 @@
 
 
 
-static irqreturn_t etrax_usb_rx_interrupt(int irq, void *vhc, struct pt_regs *regs)
+static irqreturn_t etrax_usb_rx_interrupt(int irq, void *vhc)
 {
 	struct urb *urb;
 	etrax_urb_priv_t *urb_priv;
@@ -3280,7 +3280,7 @@
 
 
 
-static irqreturn_t etrax_usb_hc_interrupt_top_half(int irq, void *vhc, struct pt_regs *regs)
+static irqreturn_t etrax_usb_hc_interrupt_top_half(int irq, void *vhc)
 {
 	usb_interrupt_registers_t *reg;
 	unsigned long flags;
diff --git a/drivers/usb/host/isp116x-hcd.c b/drivers/usb/host/isp116x-hcd.c
index a72e041..2718b5d 100644
--- a/drivers/usb/host/isp116x-hcd.c
+++ b/drivers/usb/host/isp116x-hcd.c
@@ -418,7 +418,7 @@
   processed urbs.
 */
 static void finish_request(struct isp116x *isp116x, struct isp116x_ep *ep,
-			   struct urb *urb, struct pt_regs *regs)
+			   struct urb *urb)
 __releases(isp116x->lock) __acquires(isp116x->lock)
 {
 	unsigned i;
@@ -432,7 +432,7 @@
 	urb_dbg(urb, "Finish");
 
 	spin_unlock(&isp116x->lock);
-	usb_hcd_giveback_urb(isp116x_to_hcd(isp116x), urb, regs);
+	usb_hcd_giveback_urb(isp116x_to_hcd(isp116x), urb);
 	spin_lock(&isp116x->lock);
 
 	/* take idle endpoints out of the schedule */
@@ -568,7 +568,7 @@
 /*
   Finish the processed transfers
 */
-static void finish_atl_transfers(struct isp116x *isp116x, struct pt_regs *regs)
+static void finish_atl_transfers(struct isp116x *isp116x)
 {
 	struct isp116x_ep *ep;
 	struct urb *urb;
@@ -590,12 +590,12 @@
 		   occured, while URB_SHORT_NOT_OK was set */
 		if (urb && urb->status != -EINPROGRESS
 		    && ep->nextpid != USB_PID_ACK)
-			finish_request(isp116x, ep, urb, regs);
+			finish_request(isp116x, ep, urb);
 	}
 	atomic_dec(&isp116x->atl_finishing);
 }
 
-static irqreturn_t isp116x_irq(struct usb_hcd *hcd, struct pt_regs *regs)
+static irqreturn_t isp116x_irq(struct usb_hcd *hcd)
 {
 	struct isp116x *isp116x = hcd_to_isp116x(hcd);
 	u16 irqstat;
@@ -608,7 +608,7 @@
 
 	if (irqstat & (HCuPINT_ATL | HCuPINT_SOF)) {
 		ret = IRQ_HANDLED;
-		finish_atl_transfers(isp116x, regs);
+		finish_atl_transfers(isp116x);
 	}
 
 	if (irqstat & HCuPINT_OPR) {
@@ -824,7 +824,7 @@
 	spin_lock(&urb->lock);
 	if (urb->status != -EINPROGRESS) {
 		spin_unlock(&urb->lock);
-		finish_request(isp116x, ep, urb, NULL);
+		finish_request(isp116x, ep, urb);
 		ret = 0;
 		goto fail;
 	}
@@ -870,7 +870,7 @@
 			}
 
 	if (urb)
-		finish_request(isp116x, ep, urb, NULL);
+		finish_request(isp116x, ep, urb);
 
 	spin_unlock_irqrestore(&isp116x->lock, flags);
 	return 0;
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index d1d68c4..9be6b30 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -261,7 +261,7 @@
 	if (urb->status != -EINPROGRESS) {
 		spin_unlock (&urb->lock);
 		urb->hcpriv = urb_priv;
-		finish_urb (ohci, urb, NULL);
+		finish_urb (ohci, urb);
 		retval = 0;
 		goto fail;
 	}
@@ -337,7 +337,7 @@
 		 * any more ... just clean up every urb's memory.
 		 */
 		if (urb->hcpriv)
-			finish_urb (ohci, urb, NULL);
+			finish_urb (ohci, urb);
 	}
 	spin_unlock_irqrestore (&ohci->lock, flags);
 	return 0;
@@ -369,7 +369,7 @@
 	if (!HC_IS_RUNNING (hcd->state)) {
 sanitize:
 		ed->state = ED_IDLE;
-		finish_unlinks (ohci, 0, NULL);
+		finish_unlinks (ohci, 0);
 	}
 
 	switch (ed->state) {
@@ -691,7 +691,7 @@
 
 /* an interrupt happens */
 
-static irqreturn_t ohci_irq (struct usb_hcd *hcd, struct pt_regs *ptregs)
+static irqreturn_t ohci_irq (struct usb_hcd *hcd)
 {
 	struct ohci_hcd		*ohci = hcd_to_ohci (hcd);
 	struct ohci_regs __iomem *regs = ohci->regs;
@@ -747,7 +747,7 @@
 		if (HC_IS_RUNNING(hcd->state))
 			ohci_writel (ohci, OHCI_INTR_WDH, &regs->intrdisable);
 		spin_lock (&ohci->lock);
-		dl_done_list (ohci, ptregs);
+		dl_done_list (ohci);
 		spin_unlock (&ohci->lock);
 		if (HC_IS_RUNNING(hcd->state))
 			ohci_writel (ohci, OHCI_INTR_WDH, &regs->intrenable); 
@@ -760,7 +760,7 @@
 	 */
 	spin_lock (&ohci->lock);
 	if (ohci->ed_rm_list)
-		finish_unlinks (ohci, ohci_frame_no(ohci), ptregs);
+		finish_unlinks (ohci, ohci_frame_no(ohci));
 	if ((ints & OHCI_INTR_SF) != 0 && !ohci->ed_rm_list
 			&& HC_IS_RUNNING(hcd->state))
 		ohci_writel (ohci, OHCI_INTR_SF, &regs->intrdisable);	
@@ -852,7 +852,7 @@
 		urb->status = -ESHUTDOWN;
 		spin_unlock (&urb->lock);
 	}
-	finish_unlinks (ohci, 0, NULL);
+	finish_unlinks (ohci, 0);
 	spin_unlock_irq(&ohci->lock);
 
 	/* paranoia, in case that didn't work: */
diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c
index ec75774..6f11359 100644
--- a/drivers/usb/host/ohci-hub.c
+++ b/drivers/usb/host/ohci-hub.c
@@ -47,8 +47,8 @@
 #define OHCI_SCHED_ENABLES \
 	(OHCI_CTRL_CLE|OHCI_CTRL_BLE|OHCI_CTRL_PLE|OHCI_CTRL_IE)
 
-static void dl_done_list (struct ohci_hcd *, struct pt_regs *);
-static void finish_unlinks (struct ohci_hcd *, u16 , struct pt_regs *);
+static void dl_done_list (struct ohci_hcd *);
+static void finish_unlinks (struct ohci_hcd *, u16);
 
 static int ohci_rh_suspend (struct ohci_hcd *ohci, int autostop)
 __releases(ohci->lock)
@@ -94,8 +94,8 @@
 		msleep (8);
 		spin_lock_irq (&ohci->lock);
 	}
-	dl_done_list (ohci, NULL);
-	finish_unlinks (ohci, ohci_frame_no(ohci), NULL);
+	dl_done_list (ohci);
+	finish_unlinks (ohci, ohci_frame_no(ohci));
 
 	/* maybe resume can wake root hub */
 	if (device_may_wakeup(&ohci_to_hcd(ohci)->self.root_hub->dev) ||
diff --git a/drivers/usb/host/ohci-q.c b/drivers/usb/host/ohci-q.c
index e372306..e08d1a2 100644
--- a/drivers/usb/host/ohci-q.c
+++ b/drivers/usb/host/ohci-q.c
@@ -7,6 +7,8 @@
  * This file is licenced under the GPL.
  */
 
+#include <linux/irq.h>
+
 static void urb_free_priv (struct ohci_hcd *hc, urb_priv_t *urb_priv)
 {
 	int		last = urb_priv->length - 1;
@@ -34,7 +36,7 @@
  * PRECONDITION:  ohci lock held, irqs blocked.
  */
 static void
-finish_urb (struct ohci_hcd *ohci, struct urb *urb, struct pt_regs *regs)
+finish_urb (struct ohci_hcd *ohci, struct urb *urb)
 __releases(ohci->lock)
 __acquires(ohci->lock)
 {
@@ -73,7 +75,7 @@
 
 	/* urb->complete() can reenter this HCD */
 	spin_unlock (&ohci->lock);
-	usb_hcd_giveback_urb (ohci_to_hcd(ohci), urb, regs);
+	usb_hcd_giveback_urb (ohci_to_hcd(ohci), urb);
 	spin_lock (&ohci->lock);
 
 	/* stop periodic dma if it's not needed */
@@ -910,7 +912,7 @@
 
 /* there are some urbs/eds to unlink; called in_irq(), with HCD locked */
 static void
-finish_unlinks (struct ohci_hcd *ohci, u16 tick, struct pt_regs *regs)
+finish_unlinks (struct ohci_hcd *ohci, u16 tick)
 {
 	struct ed	*ed, **last;
 
@@ -923,7 +925,7 @@
 		/* only take off EDs that the HC isn't using, accounting for
 		 * frame counter wraps and EDs with partially retired TDs
 		 */
-		if (likely (regs && HC_IS_RUNNING(ohci_to_hcd(ohci)->state))) {
+		if (likely (get_irq_regs() && HC_IS_RUNNING(ohci_to_hcd(ohci)->state))) {
 			if (tick_before (tick, ed->tick)) {
 skip_ed:
 				last = &ed->ed_next;
@@ -990,7 +992,7 @@
 			/* if URB is done, clean up */
 			if (urb_priv->td_cnt == urb_priv->length) {
 				modified = completed = 1;
-				finish_urb (ohci, urb, regs);
+				finish_urb (ohci, urb);
 			}
 		}
 		if (completed && !list_empty (&ed->td_list))
@@ -1068,7 +1070,7 @@
  * scanning the (re-reversed) donelist as this does.
  */
 static void
-dl_done_list (struct ohci_hcd *ohci, struct pt_regs *regs)
+dl_done_list (struct ohci_hcd *ohci)
 {
 	struct td	*td = dl_reverse_done_list (ohci);
 
@@ -1084,7 +1086,7 @@
 
 		/* If all this urb's TDs are done, call complete() */
   		if (urb_priv->td_cnt == urb_priv->length)
-  			finish_urb (ohci, urb, regs);
+  			finish_urb (ohci, urb);
 
 		/* clean schedule:  unlink EDs that are no longer busy */
 		if (list_empty (&ed->td_list)) {
diff --git a/drivers/usb/host/sl811-hcd.c b/drivers/usb/host/sl811-hcd.c
index 3a586aa..5fa5647 100644
--- a/drivers/usb/host/sl811-hcd.c
+++ b/drivers/usb/host/sl811-hcd.c
@@ -428,7 +428,6 @@
 	struct sl811		*sl811,
 	struct sl811h_ep	*ep,
 	struct urb		*urb,
-	struct pt_regs		*regs,
 	int			status
 ) __releases(sl811->lock) __acquires(sl811->lock)
 {
@@ -444,7 +443,7 @@
 	spin_unlock(&urb->lock);
 
 	spin_unlock(&sl811->lock);
-	usb_hcd_giveback_urb(sl811_to_hcd(sl811), urb, regs);
+	usb_hcd_giveback_urb(sl811_to_hcd(sl811), urb);
 	spin_lock(&sl811->lock);
 
 	/* leave active endpoints in the schedule */
@@ -484,7 +483,7 @@
 }
 
 static void
-done(struct sl811 *sl811, struct sl811h_ep *ep, u8 bank, struct pt_regs *regs)
+done(struct sl811 *sl811, struct sl811h_ep *ep, u8 bank)
 {
 	u8			status;
 	struct urb		*urb;
@@ -608,7 +607,7 @@
 	}
 
 	if (urb && (urbstat != -EINPROGRESS || urb->status != -EINPROGRESS))
-		finish_request(sl811, ep, urb, regs, urbstat);
+		finish_request(sl811, ep, urb, urbstat);
 }
 
 static inline u8 checkdone(struct sl811 *sl811)
@@ -641,7 +640,7 @@
 	return irqstat;
 }
 
-static irqreturn_t sl811h_irq(struct usb_hcd *hcd, struct pt_regs *regs)
+static irqreturn_t sl811h_irq(struct usb_hcd *hcd)
 {
 	struct sl811	*sl811 = hcd_to_sl811(hcd);
 	u8		irqstat;
@@ -670,13 +669,13 @@
 	 * issued ... that's fine if they're different endpoints.
 	 */
 	if (irqstat & SL11H_INTMASK_DONE_A) {
-		done(sl811, sl811->active_a, SL811_EP_A(SL811_HOST_BUF), regs);
+		done(sl811, sl811->active_a, SL811_EP_A(SL811_HOST_BUF));
 		sl811->active_a = NULL;
 		sl811->stat_a++;
 	}
 #ifdef USE_B
 	if (irqstat & SL11H_INTMASK_DONE_B) {
-		done(sl811, sl811->active_b, SL811_EP_B(SL811_HOST_BUF), regs);
+		done(sl811, sl811->active_b, SL811_EP_B(SL811_HOST_BUF));
 		sl811->active_b = NULL;
 		sl811->stat_b++;
 	}
@@ -723,7 +722,7 @@
 				container_of(sl811->active_a
 						->hep->urb_list.next,
 					struct urb, urb_list),
-				NULL, -ESHUTDOWN);
+				-ESHUTDOWN);
 			sl811->active_a = NULL;
 		}
 #ifdef	USE_B
@@ -957,7 +956,7 @@
 	spin_lock(&urb->lock);
 	if (urb->status != -EINPROGRESS) {
 		spin_unlock(&urb->lock);
-		finish_request(sl811, ep, urb, NULL, 0);
+		finish_request(sl811, ep, urb, 0);
 		retval = 0;
 		goto fail;
 	}
@@ -1026,7 +1025,7 @@
 		}
 
 		if (urb)
-			finish_request(sl811, ep, urb, NULL, 0);
+			finish_request(sl811, ep, urb, 0);
 		else
 			VDBG("dequeue, urb %p active %s; wait4irq\n", urb,
 				(sl811->active_a == ep) ? "A" : "B");
@@ -1083,7 +1082,7 @@
 	 */
 	local_irq_save(flags);
 	if (!timer_pending(&sl811->timer)) {
-		if (sl811h_irq( /* ~0, */ hcd, NULL) != IRQ_NONE)
+		if (sl811h_irq( /* ~0, */ hcd) != IRQ_NONE)
 			sl811->stat_lost++;
 	}
 	local_irq_restore(flags);
diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c
index 0a31520..32c635e 100644
--- a/drivers/usb/host/u132-hcd.c
+++ b/drivers/usb/host/u132-hcd.c
@@ -557,7 +557,7 @@
         u132_ring_queue_work(u132, ring, 0);
         up(&u132->scheduler_lock);
         u132_endp_put_kref(u132, endp);
-        usb_hcd_giveback_urb(hcd, urb, NULL);
+        usb_hcd_giveback_urb(hcd, urb);
         return;
 }
 
@@ -590,7 +590,7 @@
                 endp->active = 0;
                 spin_unlock_irqrestore(&endp->queue_lock.slock, irqs);
                 kfree(urbq);
-        } usb_hcd_giveback_urb(hcd, urb, NULL);
+        } usb_hcd_giveback_urb(hcd, urb);
         return;
 }
 
@@ -2434,7 +2434,7 @@
                         endp->queue_size -= 1;
                         urb->error_count = 0;
                         urb->hcpriv = NULL;
-                        usb_hcd_giveback_urb(hcd, urb, NULL);
+                        usb_hcd_giveback_urb(hcd, urb);
                         return 0;
                 } else
                         continue;
@@ -2512,7 +2512,7 @@
                                 kfree(urbq);
                         } urb->error_count = 0;
                         urb->hcpriv = NULL;
-                        usb_hcd_giveback_urb(hcd, urb, NULL);
+                        usb_hcd_giveback_urb(hcd, urb);
                         return 0;
                 } else if (list_empty(&endp->urb_more)) {
                         dev_err(&u132->platform_dev->dev, "urb=%p not found in "
diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index eb4eab9..45ee692 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -252,7 +252,7 @@
 	uhci->is_stopped = UHCI_IS_STOPPED;
 	uhci_to_hcd(uhci)->poll_rh = !int_enable;
 
-	uhci_scan_schedule(uhci, NULL);
+	uhci_scan_schedule(uhci);
 	uhci_fsbr_off(uhci);
 }
 
@@ -309,7 +309,7 @@
 	mod_timer(&uhci_to_hcd(uhci)->rh_timer, jiffies);
 }
 
-static irqreturn_t uhci_irq(struct usb_hcd *hcd, struct pt_regs *regs)
+static irqreturn_t uhci_irq(struct usb_hcd *hcd)
 {
 	struct uhci_hcd *uhci = hcd_to_uhci(hcd);
 	unsigned short status;
@@ -358,7 +358,7 @@
 		usb_hcd_poll_rh_status(hcd);
 	else {
 		spin_lock_irqsave(&uhci->lock, flags);
-		uhci_scan_schedule(uhci, regs);
+		uhci_scan_schedule(uhci);
 		spin_unlock_irqrestore(&uhci->lock, flags);
 	}
 
@@ -671,7 +671,7 @@
 	spin_lock_irq(&uhci->lock);
 	if (test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags) && !uhci->dead)
 		uhci_hc_died(uhci);
-	uhci_scan_schedule(uhci, NULL);
+	uhci_scan_schedule(uhci);
 	spin_unlock_irq(&uhci->lock);
 
 	del_timer_sync(&uhci->fsbr_timer);
diff --git a/drivers/usb/host/uhci-hub.c b/drivers/usb/host/uhci-hub.c
index 16fb72e..f8347f1 100644
--- a/drivers/usb/host/uhci-hub.c
+++ b/drivers/usb/host/uhci-hub.c
@@ -176,7 +176,7 @@
 
 	spin_lock_irqsave(&uhci->lock, flags);
 
-	uhci_scan_schedule(uhci, NULL);
+	uhci_scan_schedule(uhci);
 	if (!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags) || uhci->dead)
 		goto done;
 	uhci_check_ports(uhci);
diff --git a/drivers/usb/host/uhci-q.c b/drivers/usb/host/uhci-q.c
index 431e8f3..06115f2 100644
--- a/drivers/usb/host/uhci-q.c
+++ b/drivers/usb/host/uhci-q.c
@@ -1244,7 +1244,7 @@
  * Finish unlinking an URB and give it back
  */
 static void uhci_giveback_urb(struct uhci_hcd *uhci, struct uhci_qh *qh,
-		struct urb *urb, struct pt_regs *regs)
+		struct urb *urb)
 __releases(uhci->lock)
 __acquires(uhci->lock)
 {
@@ -1293,7 +1293,7 @@
 	}
 
 	spin_unlock(&uhci->lock);
-	usb_hcd_giveback_urb(uhci_to_hcd(uhci), urb, regs);
+	usb_hcd_giveback_urb(uhci_to_hcd(uhci), urb);
 	spin_lock(&uhci->lock);
 
 	/* If the queue is now empty, we can unlink the QH and give up its
@@ -1313,8 +1313,7 @@
 		(qh->state == QH_STATE_UNLINKING &&	\
 		uhci->frame_number + uhci->is_stopped != qh->unlink_frame)
 
-static void uhci_scan_qh(struct uhci_hcd *uhci, struct uhci_qh *qh,
-		struct pt_regs *regs)
+static void uhci_scan_qh(struct uhci_hcd *uhci, struct uhci_qh *qh)
 {
 	struct urb_priv *urbp;
 	struct urb *urb;
@@ -1347,7 +1346,7 @@
 				return;
 		}
 
-		uhci_giveback_urb(uhci, qh, urb, regs);
+		uhci_giveback_urb(uhci, qh, urb);
 		if (status < 0 && qh->type != USB_ENDPOINT_XFER_ISOC)
 			break;
 	}
@@ -1372,7 +1371,7 @@
 				qh->is_stopped = 0;
 				return;
 			}
-			uhci_giveback_urb(uhci, qh, urb, regs);
+			uhci_giveback_urb(uhci, qh, urb);
 			goto restart;
 		}
 	}
@@ -1487,7 +1486,7 @@
 /*
  * Process events in the schedule, but only in one thread at a time
  */
-static void uhci_scan_schedule(struct uhci_hcd *uhci, struct pt_regs *regs)
+static void uhci_scan_schedule(struct uhci_hcd *uhci)
 {
 	int i;
 	struct uhci_qh *qh;
@@ -1515,7 +1514,7 @@
 					struct uhci_qh, node);
 
 			if (uhci_advance_check(uhci, qh)) {
-				uhci_scan_qh(uhci, qh, regs);
+				uhci_scan_qh(uhci, qh);
 				if (qh->state == QH_STATE_ACTIVE) {
 					uhci_urbp_wants_fsbr(uhci,
 	list_entry(qh->queue.next, struct urb_priv, node));
diff --git a/drivers/usb/image/mdc800.c b/drivers/usb/image/mdc800.c
index ca6305c..63a84bb 100644
--- a/drivers/usb/image/mdc800.c
+++ b/drivers/usb/image/mdc800.c
@@ -280,7 +280,7 @@
 /*
  * USB IRQ Handler for InputLine
  */
-static void mdc800_usb_irq (struct urb *urb, struct pt_regs *res)
+static void mdc800_usb_irq (struct urb *urb)
 {
 	int data_received=0, wake_up;
 	unsigned char* b=urb->transfer_buffer;
@@ -374,7 +374,7 @@
 /*
  * The write_urb callback function
  */
-static void mdc800_usb_write_notify (struct urb *urb, struct pt_regs *res)
+static void mdc800_usb_write_notify (struct urb *urb)
 {
 	struct mdc800_data* mdc800=urb->context;
 
@@ -394,7 +394,7 @@
 /*
  * The download_urb callback function
  */
-static void mdc800_usb_download_notify (struct urb *urb, struct pt_regs *res)
+static void mdc800_usb_download_notify (struct urb *urb)
 {
 	struct mdc800_data* mdc800=urb->context;
 
diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c
index 5f86133..3038ed0 100644
--- a/drivers/usb/image/microtek.c
+++ b/drivers/usb/image/microtek.c
@@ -370,7 +370,7 @@
 mts_scsi_queuecommand(struct scsi_cmnd *srb, mts_scsi_cmnd_callback callback);
 
 static void mts_transfer_cleanup( struct urb *transfer );
-static void mts_do_sg(struct urb * transfer, struct pt_regs *regs);
+static void mts_do_sg(struct urb * transfer);
 
 static inline
 void mts_int_submit_urb (struct urb* transfer,
@@ -417,7 +417,7 @@
 
 }
 
-static void mts_transfer_done( struct urb *transfer, struct pt_regs *regs )
+static void mts_transfer_done( struct urb *transfer )
 {
 	MTS_INT_INIT();
 
@@ -443,7 +443,7 @@
 			   mts_transfer_done );
 }
 
-static void mts_data_done( struct urb* transfer, struct pt_regs *regs )
+static void mts_data_done( struct urb* transfer )
 /* Interrupt context! */
 {
 	MTS_INT_INIT();
@@ -460,7 +460,7 @@
 }
 
 
-static void mts_command_done( struct urb *transfer, struct pt_regs *regs )
+static void mts_command_done( struct urb *transfer )
 /* Interrupt context! */
 {
 	MTS_INT_INIT();
@@ -501,7 +501,7 @@
 	return;
 }
 
-static void mts_do_sg (struct urb* transfer, struct pt_regs *regs)
+static void mts_do_sg (struct urb* transfer)
 {
 	struct scatterlist * sg;
 	MTS_INT_INIT();
diff --git a/drivers/usb/input/acecad.c b/drivers/usb/input/acecad.c
index d83603b..0096373 100644
--- a/drivers/usb/input/acecad.c
+++ b/drivers/usb/input/acecad.c
@@ -58,7 +58,7 @@
 	dma_addr_t data_dma;
 };
 
-static void usb_acecad_irq(struct urb *urb, struct pt_regs *regs)
+static void usb_acecad_irq(struct urb *urb)
 {
 	struct usb_acecad *acecad = urb->context;
 	unsigned char *data = acecad->data;
diff --git a/drivers/usb/input/aiptek.c b/drivers/usb/input/aiptek.c
index b138dae..bf42818 100644
--- a/drivers/usb/input/aiptek.c
+++ b/drivers/usb/input/aiptek.c
@@ -396,7 +396,7 @@
  * replaced with the input_sync() method (which emits EV_SYN.)
  */
 
-static void aiptek_irq(struct urb *urb, struct pt_regs *regs)
+static void aiptek_irq(struct urb *urb)
 {
 	struct aiptek *aiptek = urb->context;
 	unsigned char *data = aiptek->data;
@@ -442,8 +442,6 @@
 			aiptek->diagnostic =
 			    AIPTEK_DIAGNOSTIC_SENDING_RELATIVE_IN_ABSOLUTE;
 		} else {
-			input_regs(inputdev, regs);
-
 			x = aiptek_convert_from_2s_complement(data[2]);
 			y = aiptek_convert_from_2s_complement(data[3]);
 
@@ -488,8 +486,6 @@
 			    (aiptek->curSetting.pointerMode)) {
 				aiptek->diagnostic = AIPTEK_DIAGNOSTIC_TOOL_DISALLOWED;
 		} else {
-			input_regs(inputdev, regs);
-
 			x = le16_to_cpu(get_unaligned((__le16 *) (data + 1)));
 			y = le16_to_cpu(get_unaligned((__le16 *) (data + 3)));
 			z = le16_to_cpu(get_unaligned((__le16 *) (data + 6)));
@@ -568,7 +564,6 @@
 			(aiptek->curSetting.pointerMode)) {
 			aiptek->diagnostic = AIPTEK_DIAGNOSTIC_TOOL_DISALLOWED;
 		} else {
-			input_regs(inputdev, regs);
 			x = le16_to_cpu(get_unaligned((__le16 *) (data + 1)));
 			y = le16_to_cpu(get_unaligned((__le16 *) (data + 3)));
 
@@ -631,8 +626,6 @@
 		z = le16_to_cpu(get_unaligned((__le16 *) (data + 4)));
 
 		if (dv != 0) {
-			input_regs(inputdev, regs);
-
 			/* If we've not already sent a tool_button_?? code, do
 			 * so now. Then set FIRED_BIT so it won't be resent unless
 			 * the user forces FIRED_BIT off.
@@ -681,8 +674,6 @@
 		macro = data[3];
 
 		if (dv != 0) {
-			input_regs(inputdev, regs);
-
 			/* If we've not already sent a tool_button_?? code, do
 			 * so now. Then set FIRED_BIT so it won't be resent unless
 			 * the user forces FIRED_BIT off.
@@ -726,8 +717,6 @@
 	 */
 	else if (data[0] == 6) {
 		macro = le16_to_cpu(get_unaligned((__le16 *) (data + 1)));
-		input_regs(inputdev, regs);
-
 		if (macro > 0) {
 			input_report_key(inputdev, macroKeyEvents[macro - 1],
 					 0);
diff --git a/drivers/usb/input/appletouch.c b/drivers/usb/input/appletouch.c
index 0aa9cc2..4c21351 100644
--- a/drivers/usb/input/appletouch.c
+++ b/drivers/usb/input/appletouch.c
@@ -210,7 +210,7 @@
 	input_report_key(input, BTN_TOOL_TRIPLETAP, fingers > 2);
 }
 
-static void atp_complete(struct urb* urb, struct pt_regs* regs)
+static void atp_complete(struct urb* urb)
 {
 	int x, y, x_z, y_z, x_f, y_f;
 	int retval, i, j;
diff --git a/drivers/usb/input/ati_remote.c b/drivers/usb/input/ati_remote.c
index 3558d7e..f659f30 100644
--- a/drivers/usb/input/ati_remote.c
+++ b/drivers/usb/input/ati_remote.c
@@ -283,9 +283,9 @@
 static int ati_remote_open		(struct input_dev *inputdev);
 static void ati_remote_close		(struct input_dev *inputdev);
 static int ati_remote_sendpacket	(struct ati_remote *ati_remote, u16 cmd, unsigned char *data);
-static void ati_remote_irq_out		(struct urb *urb, struct pt_regs *regs);
-static void ati_remote_irq_in		(struct urb *urb, struct pt_regs *regs);
-static void ati_remote_input_report	(struct urb *urb, struct pt_regs *regs);
+static void ati_remote_irq_out		(struct urb *urb);
+static void ati_remote_irq_in		(struct urb *urb);
+static void ati_remote_input_report	(struct urb *urb);
 static int ati_remote_initialize	(struct ati_remote *ati_remote);
 static int ati_remote_probe		(struct usb_interface *interface, const struct usb_device_id *id);
 static void ati_remote_disconnect	(struct usb_interface *interface);
@@ -344,7 +344,7 @@
 /*
  *		ati_remote_irq_out
  */
-static void ati_remote_irq_out(struct urb *urb, struct pt_regs *regs)
+static void ati_remote_irq_out(struct urb *urb)
 {
 	struct ati_remote *ati_remote = urb->context;
 
@@ -453,7 +453,7 @@
 /*
  *	ati_remote_report_input
  */
-static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs)
+static void ati_remote_input_report(struct urb *urb)
 {
 	struct ati_remote *ati_remote = urb->context;
 	unsigned char *data= ati_remote->inbuf;
@@ -491,7 +491,6 @@
 		remote_num, data[1], data[2], index, ati_remote_tbl[index].code);
 
 	if (ati_remote_tbl[index].kind == KIND_LITERAL) {
-		input_regs(dev, regs);
 		input_event(dev, ati_remote_tbl[index].type,
 			ati_remote_tbl[index].code,
 			ati_remote_tbl[index].value);
@@ -520,7 +519,6 @@
 			return;
 
 
-		input_regs(dev, regs);
 		input_event(dev, ati_remote_tbl[index].type,
 			ati_remote_tbl[index].code, 1);
 		input_sync(dev);
@@ -537,7 +535,6 @@
 		 */
 		acc = ati_remote_compute_accel(ati_remote);
 
-		input_regs(dev, regs);
 		switch (ati_remote_tbl[index].kind) {
 		case KIND_ACCEL:
 			input_event(dev, ati_remote_tbl[index].type,
@@ -575,14 +572,14 @@
 /*
  *	ati_remote_irq_in
  */
-static void ati_remote_irq_in(struct urb *urb, struct pt_regs *regs)
+static void ati_remote_irq_in(struct urb *urb)
 {
 	struct ati_remote *ati_remote = urb->context;
 	int retval;
 
 	switch (urb->status) {
 	case 0:			/* success */
-		ati_remote_input_report(urb, regs);
+		ati_remote_input_report(urb);
 		break;
 	case -ECONNRESET:	/* unlink */
 	case -ENOENT:
diff --git a/drivers/usb/input/ati_remote2.c b/drivers/usb/input/ati_remote2.c
index ea71de8..f982a2b 100644
--- a/drivers/usb/input/ati_remote2.c
+++ b/drivers/usb/input/ati_remote2.c
@@ -142,7 +142,7 @@
 	usb_kill_urb(ar2->urb[1]);
 }
 
-static void ati_remote2_input_mouse(struct ati_remote2 *ar2, struct pt_regs *regs)
+static void ati_remote2_input_mouse(struct ati_remote2 *ar2)
 {
 	struct input_dev *idev = ar2->idev;
 	u8 *data = ar2->buf[0];
@@ -157,7 +157,6 @@
 	if (!((1 << data[0]) & mode_mask))
 		return;
 
-	input_regs(idev, regs);
 	input_event(idev, EV_REL, REL_X, (s8) data[1]);
 	input_event(idev, EV_REL, REL_Y, (s8) data[2]);
 	input_sync(idev);
@@ -174,7 +173,7 @@
 	return -1;
 }
 
-static void ati_remote2_input_key(struct ati_remote2 *ar2, struct pt_regs *regs)
+static void ati_remote2_input_key(struct ati_remote2 *ar2)
 {
 	struct input_dev *idev = ar2->idev;
 	u8 *data = ar2->buf[1];
@@ -245,19 +244,18 @@
 		return;
 	}
 
-	input_regs(idev, regs);
 	input_event(idev, EV_KEY, ati_remote2_key_table[index].key_code, data[1]);
 	input_sync(idev);
 }
 
-static void ati_remote2_complete_mouse(struct urb *urb, struct pt_regs *regs)
+static void ati_remote2_complete_mouse(struct urb *urb)
 {
 	struct ati_remote2 *ar2 = urb->context;
 	int r;
 
 	switch (urb->status) {
 	case 0:
-		ati_remote2_input_mouse(ar2, regs);
+		ati_remote2_input_mouse(ar2);
 		break;
 	case -ENOENT:
 	case -EILSEQ:
@@ -277,14 +275,14 @@
 			"%s(): usb_submit_urb() = %d\n", __FUNCTION__, r);
 }
 
-static void ati_remote2_complete_key(struct urb *urb, struct pt_regs *regs)
+static void ati_remote2_complete_key(struct urb *urb)
 {
 	struct ati_remote2 *ar2 = urb->context;
 	int r;
 
 	switch (urb->status) {
 	case 0:
-		ati_remote2_input_key(ar2, regs);
+		ati_remote2_input_key(ar2);
 		break;
 	case -ENOENT:
 	case -EILSEQ:
diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c
index e0fd116..a6738a8 100644
--- a/drivers/usb/input/hid-core.c
+++ b/drivers/usb/input/hid-core.c
@@ -780,13 +780,13 @@
 	return -1;
 }
 
-static void hid_process_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, int interrupt, struct pt_regs *regs)
+static void hid_process_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, int interrupt)
 {
 	hid_dump_input(usage, value);
 	if (hid->claimed & HID_CLAIMED_INPUT)
-		hidinput_hid_event(hid, field, usage, value, regs);
+		hidinput_hid_event(hid, field, usage, value);
 	if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt)
-		hiddev_hid_event(hid, field, usage, value, regs);
+		hiddev_hid_event(hid, field, usage, value);
 }
 
 /*
@@ -795,7 +795,7 @@
  * reporting to the layer).
  */
 
-static void hid_input_field(struct hid_device *hid, struct hid_field *field, __u8 *data, int interrupt, struct pt_regs *regs)
+static void hid_input_field(struct hid_device *hid, struct hid_field *field, __u8 *data, int interrupt)
 {
 	unsigned n;
 	unsigned count = field->report_count;
@@ -822,19 +822,19 @@
 	for (n = 0; n < count; n++) {
 
 		if (HID_MAIN_ITEM_VARIABLE & field->flags) {
-			hid_process_event(hid, field, &field->usage[n], value[n], interrupt, regs);
+			hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
 			continue;
 		}
 
 		if (field->value[n] >= min && field->value[n] <= max
 			&& field->usage[field->value[n] - min].hid
 			&& search(value, field->value[n], count))
-				hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt, regs);
+				hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
 
 		if (value[n] >= min && value[n] <= max
 			&& field->usage[value[n] - min].hid
 			&& search(field->value, value[n], count))
-				hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt, regs);
+				hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
 	}
 
 	memcpy(field->value, value, count * sizeof(__s32));
@@ -842,7 +842,7 @@
 	kfree(value);
 }
 
-static int hid_input_report(int type, struct urb *urb, int interrupt, struct pt_regs *regs)
+static int hid_input_report(int type, struct urb *urb, int interrupt)
 {
 	struct hid_device *hid = urb->context;
 	struct hid_report_enum *report_enum = hid->report_enum + type;
@@ -892,7 +892,7 @@
 		hiddev_report_event(hid, report);
 
 	for (n = 0; n < report->maxfield; n++)
-		hid_input_field(hid, report->field[n], data, interrupt, regs);
+		hid_input_field(hid, report->field[n], data, interrupt);
 
 	if (hid->claimed & HID_CLAIMED_INPUT)
 		hidinput_report_event(hid, report);
@@ -1004,7 +1004,7 @@
  * Input interrupt completion handler.
  */
 
-static void hid_irq_in(struct urb *urb, struct pt_regs *regs)
+static void hid_irq_in(struct urb *urb)
 {
 	struct hid_device	*hid = urb->context;
 	int			status;
@@ -1012,7 +1012,7 @@
 	switch (urb->status) {
 		case 0:			/* success */
 			hid->retry_delay = 0;
-			hid_input_report(HID_INPUT_REPORT, urb, 1, regs);
+			hid_input_report(HID_INPUT_REPORT, urb, 1);
 			break;
 		case -ECONNRESET:	/* unlink */
 		case -ENOENT:
@@ -1193,7 +1193,7 @@
  * Output interrupt completion handler.
  */
 
-static void hid_irq_out(struct urb *urb, struct pt_regs *regs)
+static void hid_irq_out(struct urb *urb)
 {
 	struct hid_device *hid = urb->context;
 	unsigned long flags;
@@ -1238,7 +1238,7 @@
  * Control pipe completion handler.
  */
 
-static void hid_ctrl(struct urb *urb, struct pt_regs *regs)
+static void hid_ctrl(struct urb *urb)
 {
 	struct hid_device *hid = urb->context;
 	unsigned long flags;
@@ -1249,7 +1249,7 @@
 	switch (urb->status) {
 		case 0:			/* success */
 			if (hid->ctrl[hid->ctrltail].dir == USB_DIR_IN)
-				hid_input_report(hid->ctrl[hid->ctrltail].report->type, urb, 0, regs);
+				hid_input_report(hid->ctrl[hid->ctrltail].report->type, urb, 0);
 			break;
 		case -ESHUTDOWN:	/* unplug */
 			unplug = 1;
diff --git a/drivers/usb/input/hid-input.c b/drivers/usb/input/hid-input.c
index 4c62afb..9a808a3 100644
--- a/drivers/usb/input/hid-input.c
+++ b/drivers/usb/input/hid-input.c
@@ -613,7 +613,7 @@
 	return;
 }
 
-void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, struct pt_regs *regs)
+void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value)
 {
 	struct input_dev *input;
 	int *quirks = &hid->quirks;
@@ -623,8 +623,6 @@
 
 	input = field->hidinput->input;
 
-	input_regs(input, regs);
-
 	if (!usage->type)
 		return;
 
diff --git a/drivers/usb/input/hid.h b/drivers/usb/input/hid.h
index b03fd9b..9b50eff 100644
--- a/drivers/usb/input/hid.h
+++ b/drivers/usb/input/hid.h
@@ -499,13 +499,13 @@
 /* Applications from HID Usage Tables 4/8/99 Version 1.1 */
 /* We ignore a few input applications that are not widely used */
 #define IS_INPUT_APPLICATION(a) (((a >= 0x00010000) && (a <= 0x00010008)) || (a == 0x00010080) || (a == 0x000c0001))
-extern void hidinput_hid_event(struct hid_device *, struct hid_field *, struct hid_usage *, __s32, struct pt_regs *regs);
+extern void hidinput_hid_event(struct hid_device *, struct hid_field *, struct hid_usage *, __s32);
 extern void hidinput_report_event(struct hid_device *hid, struct hid_report *report);
 extern int hidinput_connect(struct hid_device *);
 extern void hidinput_disconnect(struct hid_device *);
 #else
 #define IS_INPUT_APPLICATION(a) (0)
-static inline void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, struct pt_regs *regs) { }
+static inline void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value) { }
 static inline void hidinput_report_event(struct hid_device *hid, struct hid_report *report) { }
 static inline int hidinput_connect(struct hid_device *hid) { return -ENODEV; }
 static inline void hidinput_disconnect(struct hid_device *hid) { }
diff --git a/drivers/usb/input/hiddev.c b/drivers/usb/input/hiddev.c
index a2b419d..7dc14d0 100644
--- a/drivers/usb/input/hiddev.c
+++ b/drivers/usb/input/hiddev.c
@@ -179,7 +179,7 @@
  * the interrupt pipe
  */
 void hiddev_hid_event(struct hid_device *hid, struct hid_field *field,
-		      struct hid_usage *usage, __s32 value, struct pt_regs *regs)
+		      struct hid_usage *usage, __s32 value)
 {
 	unsigned type = field->report_type;
 	struct hiddev_usage_ref uref;
diff --git a/drivers/usb/input/itmtouch.c b/drivers/usb/input/itmtouch.c
index f3e3080..aac968a 100644
--- a/drivers/usb/input/itmtouch.c
+++ b/drivers/usb/input/itmtouch.c
@@ -80,7 +80,7 @@
 	{ }
 };
 
-static void itmtouch_irq(struct urb *urb, struct pt_regs *regs)
+static void itmtouch_irq(struct urb *urb)
 {
 	struct itmtouch_dev *itmtouch = urb->context;
 	unsigned char *data = urb->transfer_buffer;
@@ -109,8 +109,6 @@
 		goto exit;
 	}
 
-	input_regs(dev, regs);
-
 	/* if pressure has been released, then don't report X/Y */
 	if (!(data[7] & 0x20)) {
 		input_report_abs(dev, ABS_X, (data[0] & 0x1F) << 7 | (data[3] & 0x7F));
diff --git a/drivers/usb/input/kbtab.c b/drivers/usb/input/kbtab.c
index 604ade3..fedbcb1 100644
--- a/drivers/usb/input/kbtab.c
+++ b/drivers/usb/input/kbtab.c
@@ -41,7 +41,7 @@
 	char phys[32];
 };
 
-static void kbtab_irq(struct urb *urb, struct pt_regs *regs)
+static void kbtab_irq(struct urb *urb)
 {
 	struct kbtab *kbtab = urb->context;
 	unsigned char *data = kbtab->data;
diff --git a/drivers/usb/input/keyspan_remote.c b/drivers/usb/input/keyspan_remote.c
index a903595..50aa810 100644
--- a/drivers/usb/input/keyspan_remote.c
+++ b/drivers/usb/input/keyspan_remote.c
@@ -176,7 +176,7 @@
 /*
  * Routine that handles all the logic needed to parse out the message from the remote.
  */
-static void keyspan_check_data(struct usb_keyspan *remote, struct pt_regs *regs)
+static void keyspan_check_data(struct usb_keyspan *remote)
 {
 	int i;
 	int found = 0;
@@ -311,7 +311,6 @@
 			__FUNCTION__, message.system, message.button, message.toggle);
 
 		if (message.toggle != remote->toggle) {
-			input_regs(remote->input, regs);
 			input_report_key(remote->input, keyspan_key_table[message.button], 1);
 			input_report_key(remote->input, keyspan_key_table[message.button], 0);
 			input_sync(remote->input);
@@ -361,7 +360,7 @@
 /*
  * Routine used to handle a new message that has come in.
  */
-static void keyspan_irq_recv(struct urb *urb, struct pt_regs *regs)
+static void keyspan_irq_recv(struct urb *urb)
 {
 	struct usb_keyspan *dev = urb->context;
 	int retval;
@@ -385,7 +384,7 @@
 	if (debug)
 		keyspan_print(dev);
 
-	keyspan_check_data(dev, regs);
+	keyspan_check_data(dev);
 
 resubmit:
 	retval = usb_submit_urb(urb, GFP_ATOMIC);
diff --git a/drivers/usb/input/mtouchusb.c b/drivers/usb/input/mtouchusb.c
index 5dce951..79a85d4 100644
--- a/drivers/usb/input/mtouchusb.c
+++ b/drivers/usb/input/mtouchusb.c
@@ -98,7 +98,7 @@
 	{ }
 };
 
-static void mtouchusb_irq(struct urb *urb, struct pt_regs *regs)
+static void mtouchusb_irq(struct urb *urb)
 {
 	struct mtouch_usb *mtouch = urb->context;
 	int retval;
@@ -125,7 +125,6 @@
 		goto exit;
 	}
 
-	input_regs(mtouch->input, regs);
 	input_report_key(mtouch->input, BTN_TOUCH,
 			 MTOUCHUSB_GET_TOUCHED(mtouch->data));
 	input_report_abs(mtouch->input, ABS_X, MTOUCHUSB_GET_XC(mtouch->data));
diff --git a/drivers/usb/input/powermate.c b/drivers/usb/input/powermate.c
index f0f8db6..0bf9177 100644
--- a/drivers/usb/input/powermate.c
+++ b/drivers/usb/input/powermate.c
@@ -80,10 +80,10 @@
 static char pm_name_powermate[] = "Griffin PowerMate";
 static char pm_name_soundknob[] = "Griffin SoundKnob";
 
-static void powermate_config_complete(struct urb *urb, struct pt_regs *regs);
+static void powermate_config_complete(struct urb *urb);
 
 /* Callback for data arriving from the PowerMate over the USB interrupt pipe */
-static void powermate_irq(struct urb *urb, struct pt_regs *regs)
+static void powermate_irq(struct urb *urb)
 {
 	struct powermate_device *pm = urb->context;
 	int retval;
@@ -104,7 +104,6 @@
 	}
 
 	/* handle updates to device state */
-	input_regs(pm->input, regs);
 	input_report_key(pm->input, BTN_0, pm->data[0] & 0x01);
 	input_report_rel(pm->input, REL_DIAL, pm->data[1]);
 	input_sync(pm->input);
@@ -191,7 +190,7 @@
 }
 
 /* Called when our asynchronous control message completes. We may need to issue another immediately */
-static void powermate_config_complete(struct urb *urb, struct pt_regs *regs)
+static void powermate_config_complete(struct urb *urb)
 {
 	struct powermate_device *pm = urb->context;
 	unsigned long flags;
diff --git a/drivers/usb/input/touchkitusb.c b/drivers/usb/input/touchkitusb.c
index 30b9f82..05c0d1c 100644
--- a/drivers/usb/input/touchkitusb.c
+++ b/drivers/usb/input/touchkitusb.c
@@ -92,8 +92,7 @@
 
 
 /* processes one input packet. */
-static void touchkit_process_pkt(struct touchkit_usb *touchkit,
-                                 struct pt_regs *regs, char *pkt)
+static void touchkit_process_pkt(struct touchkit_usb *touchkit, char *pkt)
 {
 	int x, y;
 
@@ -109,7 +108,6 @@
 		y = touchkit_get_y(pkt);
 	}
 
-	input_regs(touchkit->input, regs);
 	input_report_key(touchkit->input, BTN_TOUCH, touchkit_get_touched(pkt));
 	input_report_abs(touchkit->input, ABS_X, x);
 	input_report_abs(touchkit->input, ABS_Y, y);
@@ -130,8 +128,7 @@
 	return 0;
 }
 
-static void touchkit_process(struct touchkit_usb *touchkit, int len,
-                             struct pt_regs *regs)
+static void touchkit_process(struct touchkit_usb *touchkit, int len)
 {
 	char *buffer;
 	int pkt_len, buf_len, pos;
@@ -153,7 +150,7 @@
 		/* append, process */
 		tmp = pkt_len - touchkit->buf_len;
 		memcpy(touchkit->buffer + touchkit->buf_len, touchkit->data, tmp);
-		touchkit_process_pkt(touchkit, regs, touchkit->buffer);
+		touchkit_process_pkt(touchkit, touchkit->buffer);
 
 		buffer = touchkit->data + tmp;
 		buf_len = len - tmp;
@@ -181,7 +178,7 @@
 
 		/* full packet: process */
 		if (likely(pkt_len <= buf_len)) {
-			touchkit_process_pkt(touchkit, regs, buffer + pos);
+			touchkit_process_pkt(touchkit, buffer + pos);
 		} else {
 			/* incomplete packet: save in buffer */
 			memcpy(touchkit->buffer, buffer + pos, buf_len - pos);
@@ -192,7 +189,7 @@
 }
 
 
-static void touchkit_irq(struct urb *urb, struct pt_regs *regs)
+static void touchkit_irq(struct urb *urb)
 {
 	struct touchkit_usb *touchkit = urb->context;
 	int retval;
@@ -219,7 +216,7 @@
 		goto exit;
 	}
 
-	touchkit_process(touchkit, urb->actual_length, regs);
+	touchkit_process(touchkit, urb->actual_length);
 
 exit:
 	retval = usb_submit_urb(urb, GFP_ATOMIC);
diff --git a/drivers/usb/input/usbkbd.c b/drivers/usb/input/usbkbd.c
index 5067a6a..c73285c 100644
--- a/drivers/usb/input/usbkbd.c
+++ b/drivers/usb/input/usbkbd.c
@@ -80,7 +80,7 @@
 	dma_addr_t leds_dma;
 };
 
-static void usb_kbd_irq(struct urb *urb, struct pt_regs *regs)
+static void usb_kbd_irq(struct urb *urb)
 {
 	struct usb_kbd *kbd = urb->context;
 	int i;
@@ -97,8 +97,6 @@
 		goto resubmit;
 	}
 
-	input_regs(kbd->dev, regs);
-
 	for (i = 0; i < 8; i++)
 		input_report_key(kbd->dev, usb_kbd_keycode[i + 224], (kbd->new[0] >> i) & 1);
 
@@ -158,7 +156,7 @@
 	return 0;
 }
 
-static void usb_kbd_led(struct urb *urb, struct pt_regs *regs)
+static void usb_kbd_led(struct urb *urb)
 {
 	struct usb_kbd *kbd = urb->context;
 
diff --git a/drivers/usb/input/usbmouse.c b/drivers/usb/input/usbmouse.c
index 0fb792b..cbbbea3 100644
--- a/drivers/usb/input/usbmouse.c
+++ b/drivers/usb/input/usbmouse.c
@@ -55,7 +55,7 @@
 	dma_addr_t data_dma;
 };
 
-static void usb_mouse_irq(struct urb *urb, struct pt_regs *regs)
+static void usb_mouse_irq(struct urb *urb)
 {
 	struct usb_mouse *mouse = urb->context;
 	signed char *data = mouse->data;
@@ -74,8 +74,6 @@
 		goto resubmit;
 	}
 
-	input_regs(dev, regs);
-
 	input_report_key(dev, BTN_LEFT,   data[0] & 0x01);
 	input_report_key(dev, BTN_RIGHT,  data[0] & 0x02);
 	input_report_key(dev, BTN_MIDDLE, data[0] & 0x04);
diff --git a/drivers/usb/input/usbtouchscreen.c b/drivers/usb/input/usbtouchscreen.c
index 923e22d..f26c1cd 100644
--- a/drivers/usb/input/usbtouchscreen.c
+++ b/drivers/usb/input/usbtouchscreen.c
@@ -61,7 +61,7 @@
 	int rept_size;
 	int flags;
 
-	void (*process_pkt) (struct usbtouch_usb *usbtouch, struct pt_regs *regs, unsigned char *pkt, int len);
+	void (*process_pkt) (struct usbtouch_usb *usbtouch, unsigned char *pkt, int len);
 	int  (*get_pkt_len) (unsigned char *pkt, int len);
 	int  (*read_data)   (unsigned char *pkt, int *x, int *y, int *touch, int *press);
 	int  (*init)        (struct usbtouch_usb *usbtouch);
@@ -91,7 +91,6 @@
 
 #ifdef MULTI_PACKET
 static void usbtouch_process_multi(struct usbtouch_usb *usbtouch,
-                                   struct pt_regs *regs,
                                    unsigned char *pkt, int len);
 #endif
 
@@ -397,7 +396,7 @@
  * Generic Part
  */
 static void usbtouch_process_pkt(struct usbtouch_usb *usbtouch,
-                                 struct pt_regs *regs, unsigned char *pkt, int len)
+                                 unsigned char *pkt, int len)
 {
 	int x, y, touch, press;
 	struct usbtouch_device_info *type = usbtouch->type;
@@ -405,7 +404,6 @@
 	if (!type->read_data(pkt, &x, &y, &touch, &press))
 			return;
 
-	input_regs(usbtouch->input, regs);
 	input_report_key(usbtouch->input, BTN_TOUCH, touch);
 
 	if (swap_xy) {
@@ -423,7 +421,6 @@
 
 #ifdef MULTI_PACKET
 static void usbtouch_process_multi(struct usbtouch_usb *usbtouch,
-                                   struct pt_regs *regs,
                                    unsigned char *pkt, int len)
 {
 	unsigned char *buffer;
@@ -460,7 +457,7 @@
 		if (usbtouch->buf_len + tmp >= usbtouch->type->rept_size)
 			goto out_flush_buf;
 		memcpy(usbtouch->buffer + usbtouch->buf_len, pkt, tmp);
-		usbtouch_process_pkt(usbtouch, regs, usbtouch->buffer, pkt_len);
+		usbtouch_process_pkt(usbtouch, usbtouch->buffer, pkt_len);
 
 		buffer = pkt + tmp;
 		buf_len = len - tmp;
@@ -481,7 +478,7 @@
 
 		/* full packet: process */
 		if (likely((pkt_len > 0) && (pkt_len <= buf_len - pos))) {
-			usbtouch_process_pkt(usbtouch, regs, buffer + pos, pkt_len);
+			usbtouch_process_pkt(usbtouch, buffer + pos, pkt_len);
 		} else {
 			/* incomplete packet: save in buffer */
 			memcpy(usbtouch->buffer, buffer + pos, buf_len - pos);
@@ -498,7 +495,7 @@
 #endif
 
 
-static void usbtouch_irq(struct urb *urb, struct pt_regs *regs)
+static void usbtouch_irq(struct urb *urb)
 {
 	struct usbtouch_usb *usbtouch = urb->context;
 	int retval;
@@ -525,7 +522,7 @@
 		goto exit;
 	}
 
-	usbtouch->type->process_pkt(usbtouch, regs, usbtouch->data, urb->actual_length);
+	usbtouch->type->process_pkt(usbtouch, usbtouch->data, urb->actual_length);
 
 exit:
 	retval = usb_submit_urb(urb, GFP_ATOMIC);
diff --git a/drivers/usb/input/wacom.h b/drivers/usb/input/wacom.h
index 832737b..7b3840e 100644
--- a/drivers/usb/input/wacom.h
+++ b/drivers/usb/input/wacom.h
@@ -106,16 +106,14 @@
 struct wacom_combo {
 	struct wacom * wacom;
 	struct urb * urb;
-	struct pt_regs *regs;
 };
 
 extern int wacom_wac_irq(struct wacom_wac * wacom_wac, void * wcombo);
-extern void wacom_sys_irq(struct urb *urb, struct pt_regs *regs);
+extern void wacom_sys_irq(struct urb *urb);
 extern void wacom_report_abs(void *wcombo, unsigned int abs_type, int abs_data);
 extern void wacom_report_rel(void *wcombo, unsigned int rel_type, int rel_data);
 extern void wacom_report_key(void *wcombo, unsigned int key_type, int key_data);
 extern void wacom_input_event(void *wcombo, unsigned int type, unsigned int code, int value);
-extern void wacom_input_regs(void *wcombo);
 extern void wacom_input_sync(void *wcombo);
 extern void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
 extern void input_dev_g4(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
diff --git a/drivers/usb/input/wacom_sys.c b/drivers/usb/input/wacom_sys.c
index 7c3b52b..d233c37 100644
--- a/drivers/usb/input/wacom_sys.c
+++ b/drivers/usb/input/wacom_sys.c
@@ -42,7 +42,7 @@
 	return wcombo->wacom->dev;
 }
 
-void wacom_sys_irq(struct urb *urb, struct pt_regs *regs)
+void wacom_sys_irq(struct urb *urb)
 {
 	struct wacom *wacom = urb->context;
 	struct wacom_combo wcombo;
@@ -65,7 +65,6 @@
 
 	wcombo.wacom = wacom;
 	wcombo.urb = urb;
-	wcombo.regs = regs;
 
 	if (wacom_wac_irq(wacom->wacom_wac, (void *)&wcombo))
 		input_sync(get_input_dev(&wcombo));
@@ -115,12 +114,6 @@
 	return value;
 }
 
-void wacom_input_regs(void *wcombo)
-{
-	input_regs(get_input_dev((struct wacom_combo *)wcombo), ((struct wacom_combo *)wcombo)->regs);
-	return;
-}
-
 void wacom_input_sync(void *wcombo)
 {
 	input_sync(get_input_dev((struct wacom_combo *)wcombo));
diff --git a/drivers/usb/input/wacom_wac.c b/drivers/usb/input/wacom_wac.c
index 85d458c..aa31d22 100644
--- a/drivers/usb/input/wacom_wac.c
+++ b/drivers/usb/input/wacom_wac.c
@@ -20,7 +20,6 @@
 
 	switch (data[0]) {
 		case 1:
-			wacom_input_regs(wcombo);
 			if (data[5] & 0x80) {
 				wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 				wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
@@ -39,7 +38,6 @@
 			}
 			break;
 		case 2:
-			wacom_input_regs(wcombo);
 			wacom_report_key(wcombo, BTN_TOOL_PEN, 1);
 			wacom_report_abs(wcombo, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
 			wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[1]));
@@ -67,8 +65,6 @@
 
 	prox = data[1] & 0x40;
 
-	wacom_input_regs(wcombo);
-
 	id = ERASER_DEVICE_ID;
 	if (prox) {
 
@@ -138,7 +134,6 @@
 		return 0;
 	}
 
-	wacom_input_regs(wcombo);
 	if (data[1] & 0x04) {
 		wacom_report_key(wcombo, BTN_TOOL_RUBBER, data[1] & 0x20);
 		wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x08);
@@ -167,8 +162,6 @@
 		return 0;
 	}
 
-	wacom_input_regs(wcombo);
-
 	id = STYLUS_DEVICE_ID;
 	if (data[1] & 0x10) { /* in prox */
 
@@ -369,8 +362,6 @@
                 return 0;
 	}
 
-	wacom_input_regs(wcombo);
-
 	/* tool number */
 	idx = data[1] & 0x01;
 
diff --git a/drivers/usb/input/xpad.c b/drivers/usb/input/xpad.c
index 9889b1c..cebb6c4 100644
--- a/drivers/usb/input/xpad.c
+++ b/drivers/usb/input/xpad.c
@@ -120,12 +120,10 @@
  *	 http://euc.jp/periphs/xbox-controller.ja.html
  */
 
-static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data, struct pt_regs *regs)
+static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data)
 {
 	struct input_dev *dev = xpad->dev;
 
-	input_regs(dev, regs);
-
 	/* left stick */
 	input_report_abs(dev, ABS_X, (__s16) (((__s16)data[13] << 8) | data[12]));
 	input_report_abs(dev, ABS_Y, (__s16) (((__s16)data[15] << 8) | data[14]));
@@ -161,7 +159,7 @@
 	input_sync(dev);
 }
 
-static void xpad_irq_in(struct urb *urb, struct pt_regs *regs)
+static void xpad_irq_in(struct urb *urb)
 {
 	struct usb_xpad *xpad = urb->context;
 	int retval;
@@ -181,7 +179,7 @@
 		goto exit;
 	}
 
-	xpad_process_packet(xpad, 0, xpad->idata, regs);
+	xpad_process_packet(xpad, 0, xpad->idata);
 
 exit:
 	retval = usb_submit_urb (urb, GFP_ATOMIC);
diff --git a/drivers/usb/input/yealink.c b/drivers/usb/input/yealink.c
index 7291e7a..905bf63 100644
--- a/drivers/usb/input/yealink.c
+++ b/drivers/usb/input/yealink.c
@@ -233,11 +233,10 @@
  *
  * The key parameter can be cascaded: key2 << 8 | key1
  */
-static void report_key(struct yealink_dev *yld, int key, struct pt_regs *regs)
+static void report_key(struct yealink_dev *yld, int key)
 {
 	struct input_dev *idev = yld->idev;
 
-	input_regs(idev, regs);
 	if (yld->key_code >= 0) {
 		/* old key up */
 		input_report_key(idev, yld->key_code & 0xff, 0);
@@ -422,7 +421,7 @@
  * error,start
  *
  */
-static void urb_irq_callback(struct urb *urb, struct pt_regs *regs)
+static void urb_irq_callback(struct urb *urb)
 {
 	struct yealink_dev *yld = urb->context;
 	int ret;
@@ -439,7 +438,7 @@
 	case CMD_SCANCODE:
 		dbg("get scancode %x", yld->irq_data->data[0]);
 
-		report_key(yld, map_p1k_to_key(yld->irq_data->data[0]), regs);
+		report_key(yld, map_p1k_to_key(yld->irq_data->data[0]));
 		break;
 
 	default:
@@ -453,7 +452,7 @@
 		err("%s - usb_submit_urb failed %d", __FUNCTION__, ret);
 }
 
-static void urb_ctl_callback(struct urb *urb, struct pt_regs *regs)
+static void urb_ctl_callback(struct urb *urb)
 {
 	struct yealink_dev *yld = urb->context;
 	int ret;
diff --git a/drivers/usb/misc/adutux.c b/drivers/usb/misc/adutux.c
index d396319..aecd633 100644
--- a/drivers/usb/misc/adutux.c
+++ b/drivers/usb/misc/adutux.c
@@ -177,7 +177,7 @@
 	dbg(2, "%s : leave", __FUNCTION__);
 }
 
-static void adu_interrupt_in_callback(struct urb *urb, struct pt_regs *regs)
+static void adu_interrupt_in_callback(struct urb *urb)
 {
 	struct adu_device *dev = urb->context;
 
@@ -221,7 +221,7 @@
 	dbg(4," %s : leave, status %d", __FUNCTION__, urb->status);
 }
 
-static void adu_interrupt_out_callback(struct urb *urb, struct pt_regs *regs)
+static void adu_interrupt_out_callback(struct urb *urb)
 {
 	struct adu_device *dev = urb->context;
 
diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c
index fc6cc14..6b23a1d 100644
--- a/drivers/usb/misc/appledisplay.c
+++ b/drivers/usb/misc/appledisplay.c
@@ -84,7 +84,7 @@
 static atomic_t count_displays = ATOMIC_INIT(0);
 static struct workqueue_struct *wq;
 
-static void appledisplay_complete(struct urb *urb, struct pt_regs *regs)
+static void appledisplay_complete(struct urb *urb)
 {
 	struct appledisplay *pdata = urb->context;
 	unsigned long flags;
diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c
index 4fd2110..0be9d62 100644
--- a/drivers/usb/misc/auerswald.c
+++ b/drivers/usb/misc/auerswald.c
@@ -267,7 +267,7 @@
 
 /*-------------------------------------------------------------------*/
 /* Forwards */
-static void auerswald_ctrlread_complete (struct urb * urb, struct pt_regs *regs);
+static void auerswald_ctrlread_complete (struct urb * urb);
 static void auerswald_removeservice (pauerswald_t cp, pauerscon_t scp);
 static struct usb_driver auerswald_driver;
 
@@ -277,7 +277,7 @@
 /* --------------------------                                        */
 
 /* completion function for chained urbs */
-static void auerchain_complete (struct urb * urb, struct pt_regs *regs)
+static void auerchain_complete (struct urb * urb)
 {
 	unsigned long flags;
         int result;
@@ -296,7 +296,7 @@
            NOTE: this function may lead to more urbs submitted into the chain.
                  (no chain lock at calling complete()!)
                  acp->active != NULL is protecting us against recursion.*/
-        urb->complete (urb, regs);
+        urb->complete (urb);
 
         /* detach element from chain data structure */
 	spin_lock_irqsave (&acp->lock, flags);
@@ -331,7 +331,7 @@
                         urb->status = result;
                         dbg("auerchain_complete: usb_submit_urb with error code %d", result);
                         /* and do error handling via *this* completion function (recursive) */
-                        auerchain_complete( urb, NULL);
+                        auerchain_complete( urb);
                 }
         } else {
                 /* simple return without submitting a new urb.
@@ -408,7 +408,7 @@
                         urb->status = result;
                         dbg("auerchain_submit_urb: usb_submit_urb with error code %d", result);
                         /* and do error handling via completion function */
-                        auerchain_complete( urb, NULL);
+                        auerchain_complete( urb);
                 }
         }
 
@@ -448,7 +448,7 @@
                         spin_unlock_irqrestore (&acp->lock, flags);
                         dbg ("unlink waiting urb");
                         urb->status = -ENOENT;
-                        urb->complete (urb, NULL);
+                        urb->complete (urb);
                         return 0;
                 }
         }
@@ -505,7 +505,7 @@
                 spin_unlock_irqrestore (&acp->lock, flags);
                 dbg ("unlink waiting urb");
                 urbp->status = -ENOENT;
-                urbp->complete (urbp, NULL);
+                urbp->complete (urbp);
                 spin_lock_irqsave (&acp->lock, flags);
         }
         spin_unlock_irqrestore (&acp->lock, flags);
@@ -591,7 +591,7 @@
 
 
 /* completion handler for synchronous chained URBs */
-static void auerchain_blocking_completion (struct urb *urb, struct pt_regs *regs)
+static void auerchain_blocking_completion (struct urb *urb)
 {
 	pauerchain_chs_t pchs = (pauerchain_chs_t)urb->context;
 	pchs->done = 1;
@@ -846,7 +846,7 @@
 }
 
 /* Completion of asynchronous write block */
-static void auerchar_ctrlwrite_complete (struct urb * urb, struct pt_regs *regs)
+static void auerchar_ctrlwrite_complete (struct urb * urb)
 {
 	pauerbuf_t bp = (pauerbuf_t) urb->context;
 	pauerswald_t cp = ((pauerswald_t)((char *)(bp->list)-(unsigned long)(&((pauerswald_t)0)->bufctl)));
@@ -859,7 +859,7 @@
 }
 
 /* Completion handler for dummy retry packet */
-static void auerswald_ctrlread_wretcomplete (struct urb * urb, struct pt_regs *regs)
+static void auerswald_ctrlread_wretcomplete (struct urb * urb)
 {
         pauerbuf_t bp = (pauerbuf_t) urb->context;
         pauerswald_t cp;
@@ -893,12 +893,12 @@
         if (ret) {
         	dbg ("auerswald_ctrlread_complete: nonzero result of auerchain_submit_urb_list %d", ret);
         	bp->urbp->status = ret;
-        	auerswald_ctrlread_complete (bp->urbp, NULL);
+        	auerswald_ctrlread_complete (bp->urbp);
     	}
 }
 
 /* completion handler for receiving of control messages */
-static void auerswald_ctrlread_complete (struct urb * urb, struct pt_regs *regs)
+static void auerswald_ctrlread_complete (struct urb * urb)
 {
         unsigned int  serviceid;
         pauerswald_t  cp;
@@ -941,7 +941,7 @@
        		if (ret) {
                		dbg ("auerswald_ctrlread_complete: nonzero result of auerchain_submit_urb_list %d", ret);
                		bp->urbp->status = ret;
-               		auerswald_ctrlread_wretcomplete (bp->urbp, regs);
+               		auerswald_ctrlread_wretcomplete (bp->urbp);
 		}
                 return;
         }
@@ -970,7 +970,7 @@
    messages from the USB device.
 */
 /* int completion handler. */
-static void auerswald_int_complete (struct urb * urb, struct pt_regs *regs)
+static void auerswald_int_complete (struct urb * urb)
 {
         unsigned long flags;
         unsigned  int channelid;
@@ -1070,7 +1070,7 @@
         if (ret) {
                 dbg ("auerswald_int_complete: nonzero result of auerchain_submit_urb %d", ret);
                 bp->urbp->status = ret;
-                auerswald_ctrlread_complete( bp->urbp, NULL);
+                auerswald_ctrlread_complete( bp->urbp);
 		/* here applies the same problem as above: device locking! */
         }
 exit:
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c
index c6f2f48..0eb26a2 100644
--- a/drivers/usb/misc/ftdi-elan.c
+++ b/drivers/usb/misc/ftdi-elan.c
@@ -758,7 +758,7 @@
                 return bytes_read;
 }
 
-static void ftdi_elan_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void ftdi_elan_write_bulk_callback(struct urb *urb)
 {
         struct usb_ftdi *ftdi = (struct usb_ftdi *)urb->context;
         if (urb->status && !(urb->status == -ENOENT || urb->status ==
diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c
index 10b6403..788a11e 100644
--- a/drivers/usb/misc/ldusb.c
+++ b/drivers/usb/misc/ldusb.c
@@ -212,7 +212,7 @@
 /**
  *	ld_usb_interrupt_in_callback
  */
-static void ld_usb_interrupt_in_callback(struct urb *urb, struct pt_regs *regs)
+static void ld_usb_interrupt_in_callback(struct urb *urb)
 {
 	struct ld_usb *dev = urb->context;
 	size_t *actual_buffer;
@@ -264,7 +264,7 @@
 /**
  *	ld_usb_interrupt_out_callback
  */
-static void ld_usb_interrupt_out_callback(struct urb *urb, struct pt_regs *regs)
+static void ld_usb_interrupt_out_callback(struct urb *urb)
 {
 	struct ld_usb *dev = urb->context;
 
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
index 77c36e6..2708949 100644
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -248,8 +248,8 @@
 
 static void tower_abort_transfers (struct lego_usb_tower *dev);
 static void tower_check_for_read_packet (struct lego_usb_tower *dev);
-static void tower_interrupt_in_callback (struct urb *urb, struct pt_regs *regs);
-static void tower_interrupt_out_callback (struct urb *urb, struct pt_regs *regs);
+static void tower_interrupt_in_callback (struct urb *urb);
+static void tower_interrupt_out_callback (struct urb *urb);
 
 static int  tower_probe	(struct usb_interface *interface, const struct usb_device_id *id);
 static void tower_disconnect	(struct usb_interface *interface);
@@ -755,7 +755,7 @@
 /**
  *	tower_interrupt_in_callback
  */
-static void tower_interrupt_in_callback (struct urb *urb, struct pt_regs *regs)
+static void tower_interrupt_in_callback (struct urb *urb)
 {
 	struct lego_usb_tower *dev = (struct lego_usb_tower *)urb->context;
 	int retval;
@@ -811,7 +811,7 @@
 /**
  *	tower_interrupt_out_callback
  */
-static void tower_interrupt_out_callback (struct urb *urb, struct pt_regs *regs)
+static void tower_interrupt_out_callback (struct urb *urb)
 {
 	struct lego_usb_tower *dev = (struct lego_usb_tower *)urb->context;
 
diff --git a/drivers/usb/misc/phidgetkit.c b/drivers/usb/misc/phidgetkit.c
index 78e4199..abb4dcd 100644
--- a/drivers/usb/misc/phidgetkit.c
+++ b/drivers/usb/misc/phidgetkit.c
@@ -300,7 +300,7 @@
 
 static DEVICE_ATTR(lcd, S_IWUGO, NULL, enable_lcd_files);
 
-static void interfacekit_irq(struct urb *urb, struct pt_regs *regs)
+static void interfacekit_irq(struct urb *urb)
 {
 	struct interfacekit *kit = urb->context;
 	unsigned char *buffer = kit->data;
diff --git a/drivers/usb/misc/phidgetmotorcontrol.c b/drivers/usb/misc/phidgetmotorcontrol.c
index 6b59b62..5c780ca 100644
--- a/drivers/usb/misc/phidgetmotorcontrol.c
+++ b/drivers/usb/misc/phidgetmotorcontrol.c
@@ -90,7 +90,7 @@
 	return retval < 0 ? retval : 0;
 }
 
-static void motorcontrol_irq(struct urb *urb, struct pt_regs *regs)
+static void motorcontrol_irq(struct urb *urb)
 {
 	struct motorcontrol *mc = urb->context;
 	unsigned char *buffer = mc->data;
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index a287836..b99ca9c 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -209,7 +209,7 @@
 /* completion callback */
 
 static void
-sisusb_bulk_completeout(struct urb *urb, struct pt_regs *regs)
+sisusb_bulk_completeout(struct urb *urb)
 {
 	struct sisusb_urb_context *context = urb->context;
 	struct sisusb_usb_data *sisusb;
@@ -288,7 +288,7 @@
 /* completion callback */
 
 static void
-sisusb_bulk_completein(struct urb *urb, struct pt_regs *regs)
+sisusb_bulk_completein(struct urb *urb)
 {
 	struct sisusb_usb_data *sisusb = urb->context;
 
diff --git a/drivers/usb/misc/usblcd.c b/drivers/usb/misc/usblcd.c
index dbaca9f..ada2ebc 100644
--- a/drivers/usb/misc/usblcd.c
+++ b/drivers/usb/misc/usblcd.c
@@ -165,7 +165,7 @@
 	return 0;
 }
 
-static void lcd_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void lcd_write_bulk_callback(struct urb *urb)
 {
 	struct usb_lcd *dev;
 
diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index 983e104..7c2cbdf 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -198,7 +198,7 @@
  * them with non-zero test data (or test for it) when appropriate.
  */
 
-static void simple_callback (struct urb *urb, struct pt_regs *regs)
+static void simple_callback (struct urb *urb)
 {
 	complete ((struct completion *) urb->context);
 }
@@ -730,7 +730,7 @@
 	int			expected;
 };
 
-static void ctrl_complete (struct urb *urb, struct pt_regs *regs)
+static void ctrl_complete (struct urb *urb)
 {
 	struct ctrl_ctx		*ctx = urb->context;
 	struct usb_ctrlrequest	*reqp;
@@ -1035,7 +1035,7 @@
 
 /*-------------------------------------------------------------------------*/
 
-static void unlink1_callback (struct urb *urb, struct pt_regs *regs)
+static void unlink1_callback (struct urb *urb)
 {
 	int	status = urb->status;
 
@@ -1343,7 +1343,7 @@
 	struct usbtest_dev	*dev;
 };
 
-static void iso_callback (struct urb *urb, struct pt_regs *regs)
+static void iso_callback (struct urb *urb)
 {
 	struct iso_context	*ctx = urb->context;
 
diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c
index 4081990..7e8a0ac 100644
--- a/drivers/usb/misc/uss720.c
+++ b/drivers/usb/misc/uss720.c
@@ -106,7 +106,7 @@
 
 /* --------------------------------------------------------------------- */
 
-static void async_complete(struct urb *urb, struct pt_regs *ptregs)
+static void async_complete(struct urb *urb)
 {
 	struct uss720_async_request *rq;
 	struct parport *pp;
@@ -127,7 +127,7 @@
 #endif
 		/* if nAck interrupts are enabled and we have an interrupt, call the interrupt procedure */
 		if (rq->reg[2] & rq->reg[1] & 0x10 && pp)
-			parport_generic_irq(0, pp, NULL);
+			parport_generic_irq(0, pp);
 	}
 	complete(&rq->compl);
 	kref_put(&rq->ref_count, destroy_async);
diff --git a/drivers/usb/net/asix.c b/drivers/usb/net/asix.c
index 9c0eacf..c73dd22 100644
--- a/drivers/usb/net/asix.c
+++ b/drivers/usb/net/asix.c
@@ -214,7 +214,7 @@
 		USB_CTRL_SET_TIMEOUT);
 }
 
-static void asix_async_cmd_callback(struct urb *urb, struct pt_regs *regs)
+static void asix_async_cmd_callback(struct urb *urb)
 {
 	struct usb_ctrlrequest *req = (struct usb_ctrlrequest *)urb->context;
 
diff --git a/drivers/usb/net/catc.c b/drivers/usb/net/catc.c
index be5f5e1..f740325 100644
--- a/drivers/usb/net/catc.c
+++ b/drivers/usb/net/catc.c
@@ -223,7 +223,7 @@
  * Receive routines.
  */
 
-static void catc_rx_done(struct urb *urb, struct pt_regs *regs)
+static void catc_rx_done(struct urb *urb)
 {
 	struct catc *catc = urb->context;
 	u8 *pkt_start = urb->transfer_buffer;
@@ -289,7 +289,7 @@
 	}
 }
 
-static void catc_irq_done(struct urb *urb, struct pt_regs *regs)
+static void catc_irq_done(struct urb *urb)
 {
 	struct catc *catc = urb->context;
 	u8 *data = urb->transfer_buffer;
@@ -376,7 +376,7 @@
 	catc->netdev->trans_start = jiffies;
 }
 
-static void catc_tx_done(struct urb *urb, struct pt_regs *regs)
+static void catc_tx_done(struct urb *urb)
 {
 	struct catc *catc = urb->context;
 	unsigned long flags;
@@ -486,7 +486,7 @@
 		err("submit(ctrl_urb) status %d", status);
 }
 
-static void catc_ctrl_done(struct urb *urb, struct pt_regs *regs)
+static void catc_ctrl_done(struct urb *urb)
 {
 	struct catc *catc = urb->context;
 	struct ctrl_queue *q;
diff --git a/drivers/usb/net/gl620a.c b/drivers/usb/net/gl620a.c
index 3155f25..a3242be 100644
--- a/drivers/usb/net/gl620a.c
+++ b/drivers/usb/net/gl620a.c
@@ -106,7 +106,7 @@
 	return retval;
 }
 
-static void gl_interrupt_complete(struct urb *urb, struct pt_regs *regs)
+static void gl_interrupt_complete(struct urb *urb)
 {
 	int status = urb->status;
 
diff --git a/drivers/usb/net/kaweth.c b/drivers/usb/net/kaweth.c
index 544d41f..957d4ad 100644
--- a/drivers/usb/net/kaweth.c
+++ b/drivers/usb/net/kaweth.c
@@ -475,7 +475,7 @@
 	return result;
 }
 
-static void kaweth_usb_receive(struct urb *, struct pt_regs *regs);
+static void kaweth_usb_receive(struct urb *);
 static int kaweth_resubmit_rx_urb(struct kaweth_device *, gfp_t);
 
 /****************************************************************
@@ -500,7 +500,7 @@
 				kaweth->dev->devpath, status);
 }
 
-static void int_callback(struct urb *u, struct pt_regs *regs)
+static void int_callback(struct urb *u)
 {
 	struct kaweth_device *kaweth = u->context;
 	int act_state;
@@ -581,7 +581,7 @@
 /****************************************************************
  *     kaweth_usb_receive
  ****************************************************************/
-static void kaweth_usb_receive(struct urb *urb, struct pt_regs *regs)
+static void kaweth_usb_receive(struct urb *urb)
 {
 	struct kaweth_device *kaweth = urb->context;
 	struct net_device *net = kaweth->net;
@@ -725,7 +725,7 @@
 /****************************************************************
  *     kaweth_usb_transmit_complete
  ****************************************************************/
-static void kaweth_usb_transmit_complete(struct urb *urb, struct pt_regs *regs)
+static void kaweth_usb_transmit_complete(struct urb *urb)
 {
 	struct kaweth_device *kaweth = urb->context;
 	struct sk_buff *skb = kaweth->tx_skb;
@@ -1154,7 +1154,7 @@
 /*-------------------------------------------------------------------*
  * completion handler for compatibility wrappers (sync control/bulk) *
  *-------------------------------------------------------------------*/
-static void usb_api_blocking_completion(struct urb *urb, struct pt_regs *regs)
+static void usb_api_blocking_completion(struct urb *urb)
 {
         struct usb_api_data *awd = (struct usb_api_data *)urb->context;
 
diff --git a/drivers/usb/net/net1080.c b/drivers/usb/net/net1080.c
index 301baa7..ce00de8 100644
--- a/drivers/usb/net/net1080.c
+++ b/drivers/usb/net/net1080.c
@@ -368,7 +368,7 @@
 	return 0;
 }
 
-static void nc_flush_complete(struct urb *urb, struct pt_regs *regs)
+static void nc_flush_complete(struct urb *urb)
 {
 	kfree(urb->context);
 	usb_free_urb(urb);
diff --git a/drivers/usb/net/pegasus.c b/drivers/usb/net/pegasus.c
index 918cf5a..33abbd2 100644
--- a/drivers/usb/net/pegasus.c
+++ b/drivers/usb/net/pegasus.c
@@ -96,7 +96,7 @@
 
 static int update_eth_regs_async(pegasus_t *);
 /* Aargh!!! I _really_ hate such tweaks */
-static void ctrl_callback(struct urb *urb, struct pt_regs *regs)
+static void ctrl_callback(struct urb *urb)
 {
 	pegasus_t *pegasus = urb->context;
 
@@ -605,7 +605,7 @@
 	return NULL;
 }
 
-static void read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void read_bulk_callback(struct urb *urb)
 {
 	pegasus_t *pegasus = urb->context;
 	struct net_device *net;
@@ -764,7 +764,7 @@
 	spin_unlock_irqrestore(&pegasus->rx_pool_lock, flags);
 }
 
-static void write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void write_bulk_callback(struct urb *urb)
 {
 	pegasus_t *pegasus = urb->context;
 	struct net_device *net = pegasus->net;
@@ -801,7 +801,7 @@
 	netif_wake_queue(net);
 }
 
-static void intr_callback(struct urb *urb, struct pt_regs *regs)
+static void intr_callback(struct urb *urb)
 {
 	pegasus_t *pegasus = urb->context;
 	struct net_device *net;
@@ -1226,7 +1226,7 @@
 	}
 
 	pegasus->flags |= ETH_REGS_CHANGE;
-	ctrl_callback(pegasus->ctrl_urb, NULL);
+	ctrl_callback(pegasus->ctrl_urb);
 }
 
 static __u8 mii_phy_probe(pegasus_t * pegasus)
@@ -1433,11 +1433,11 @@
 	if (netif_running(pegasus->net)) {
 		pegasus->rx_urb->status = 0;
 		pegasus->rx_urb->actual_length = 0;
-		read_bulk_callback(pegasus->rx_urb, NULL);
+		read_bulk_callback(pegasus->rx_urb);
 
 		pegasus->intr_urb->status = 0;
 		pegasus->intr_urb->actual_length = 0;
-		intr_callback(pegasus->intr_urb, NULL);
+		intr_callback(pegasus->intr_urb);
 	}
 	queue_delayed_work(pegasus_workqueue, &pegasus->carrier_check,
 				CARRIER_CHECK_DELAY);
diff --git a/drivers/usb/net/rtl8150.c b/drivers/usb/net/rtl8150.c
index 2364c20..72171f9 100644
--- a/drivers/usb/net/rtl8150.c
+++ b/drivers/usb/net/rtl8150.c
@@ -208,7 +208,7 @@
 			       indx, 0, data, size, 500);
 }
 
-static void ctrl_callback(struct urb *urb, struct pt_regs *regs)
+static void ctrl_callback(struct urb *urb)
 {
 	rtl8150_t *dev;
 
@@ -415,7 +415,7 @@
 	return NULL;
 }
 
-static void read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void read_bulk_callback(struct urb *urb)
 {
 	rtl8150_t *dev;
 	unsigned pkt_len, res;
@@ -525,7 +525,7 @@
 	tasklet_schedule(&dev->tl);
 }
 
-static void write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void write_bulk_callback(struct urb *urb)
 {
 	rtl8150_t *dev;
 
@@ -541,7 +541,7 @@
 	netif_wake_queue(dev->netdev);
 }
 
-static void intr_callback(struct urb *urb, struct pt_regs *regs)
+static void intr_callback(struct urb *urb)
 {
 	rtl8150_t *dev;
 	__u8 *d;
@@ -617,11 +617,11 @@
 	if (netif_running(dev->netdev)) {
 		dev->rx_urb->status = 0;
 		dev->rx_urb->actual_length = 0;
-		read_bulk_callback(dev->rx_urb, NULL);
+		read_bulk_callback(dev->rx_urb);
 
 		dev->intr_urb->status = 0;
 		dev->intr_urb->actual_length = 0;
-		intr_callback(dev->intr_urb, NULL);
+		intr_callback(dev->intr_urb);
 	}
 	return 0;
 }
diff --git a/drivers/usb/net/usbnet.c b/drivers/usb/net/usbnet.c
index 98a522f..24bd348 100644
--- a/drivers/usb/net/usbnet.c
+++ b/drivers/usb/net/usbnet.c
@@ -158,7 +158,7 @@
 }
 EXPORT_SYMBOL_GPL(usbnet_get_endpoints);
 
-static void intr_complete (struct urb *urb, struct pt_regs *regs);
+static void intr_complete (struct urb *urb);
 
 static int init_status (struct usbnet *dev, struct usb_interface *intf)
 {
@@ -295,7 +295,7 @@
 
 /*-------------------------------------------------------------------------*/
 
-static void rx_complete (struct urb *urb, struct pt_regs *regs);
+static void rx_complete (struct urb *urb);
 
 static void rx_submit (struct usbnet *dev, struct urb *urb, gfp_t flags)
 {
@@ -383,7 +383,7 @@
 
 /*-------------------------------------------------------------------------*/
 
-static void rx_complete (struct urb *urb, struct pt_regs *regs)
+static void rx_complete (struct urb *urb)
 {
 	struct sk_buff		*skb = (struct sk_buff *) urb->context;
 	struct skb_data		*entry = (struct skb_data *) skb->cb;
@@ -467,7 +467,7 @@
 		devdbg (dev, "no read resubmitted");
 }
 
-static void intr_complete (struct urb *urb, struct pt_regs *regs)
+static void intr_complete (struct urb *urb)
 {
 	struct usbnet	*dev = urb->context;
 	int		status = urb->status;
@@ -797,7 +797,7 @@
 
 /*-------------------------------------------------------------------------*/
 
-static void tx_complete (struct urb *urb, struct pt_regs *regs)
+static void tx_complete (struct urb *urb)
 {
 	struct sk_buff		*skb = (struct sk_buff *) urb->context;
 	struct skb_data		*entry = (struct skb_data *) skb->cb;
diff --git a/drivers/usb/serial/aircable.c b/drivers/usb/serial/aircable.c
index 2ccd9de..8122755 100644
--- a/drivers/usb/serial/aircable.c
+++ b/drivers/usb/serial/aircable.c
@@ -403,7 +403,7 @@
 
 }
 
-static void aircable_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void aircable_write_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 	int result;
@@ -444,7 +444,7 @@
 	aircable_send(port);
 }
 
-static void aircable_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void aircable_read_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 	struct aircable_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/airprime.c b/drivers/usb/serial/airprime.c
index 6e1a84a..2c19f19 100644
--- a/drivers/usb/serial/airprime.c
+++ b/drivers/usb/serial/airprime.c
@@ -46,7 +46,7 @@
 	struct urb *read_urbp[NUM_READ_URBS];
 };
 
-static void airprime_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void airprime_read_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 	unsigned char *data = urb->transfer_buffer;
@@ -80,7 +80,7 @@
 	return;
 }
 
-static void airprime_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void airprime_write_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 	struct airprime_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/belkin_sa.c b/drivers/usb/serial/belkin_sa.c
index 70ece9e..8835bb5 100644
--- a/drivers/usb/serial/belkin_sa.c
+++ b/drivers/usb/serial/belkin_sa.c
@@ -91,7 +91,7 @@
 static void belkin_sa_shutdown		(struct usb_serial *serial);
 static int  belkin_sa_open		(struct usb_serial_port *port, struct file *filp);
 static void belkin_sa_close		(struct usb_serial_port *port, struct file *filp);
-static void belkin_sa_read_int_callback (struct urb *urb, struct pt_regs *regs);
+static void belkin_sa_read_int_callback (struct urb *urb);
 static void belkin_sa_set_termios	(struct usb_serial_port *port, struct termios * old);
 static int  belkin_sa_ioctl		(struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg);
 static void belkin_sa_break_ctl		(struct usb_serial_port *port, int break_state );
@@ -248,7 +248,7 @@
 } /* belkin_sa_close */
 
 
-static void belkin_sa_read_int_callback (struct urb *urb, struct pt_regs *regs)
+static void belkin_sa_read_int_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct belkin_sa_private *priv;
diff --git a/drivers/usb/serial/cyberjack.c b/drivers/usb/serial/cyberjack.c
index d954ec3..a63c328 100644
--- a/drivers/usb/serial/cyberjack.c
+++ b/drivers/usb/serial/cyberjack.c
@@ -63,9 +63,9 @@
 static void cyberjack_close (struct usb_serial_port *port, struct file *filp);
 static int cyberjack_write (struct usb_serial_port *port, const unsigned char *buf, int count);
 static int cyberjack_write_room( struct usb_serial_port *port );
-static void cyberjack_read_int_callback (struct urb *urb, struct pt_regs *regs);
-static void cyberjack_read_bulk_callback (struct urb *urb, struct pt_regs *regs);
-static void cyberjack_write_bulk_callback (struct urb *urb, struct pt_regs *regs);
+static void cyberjack_read_int_callback (struct urb *urb);
+static void cyberjack_read_bulk_callback (struct urb *urb);
+static void cyberjack_write_bulk_callback (struct urb *urb);
 
 static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(CYBERJACK_VENDOR_ID, CYBERJACK_PRODUCT_ID) },
@@ -299,7 +299,7 @@
 	return CYBERJACK_LOCAL_BUF_SIZE;
 }
 
-static void cyberjack_read_int_callback( struct urb *urb, struct pt_regs *regs )
+static void cyberjack_read_int_callback( struct urb *urb )
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct cyberjack_private *priv = usb_get_serial_port_data(port);
@@ -356,7 +356,7 @@
 	dbg("%s - usb_submit_urb(int urb)", __FUNCTION__);
 }
 
-static void cyberjack_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void cyberjack_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct cyberjack_private *priv = usb_get_serial_port_data(port);
@@ -406,7 +406,7 @@
 	}
 }
 
-static void cyberjack_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void cyberjack_write_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct cyberjack_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c
index e1173c1..f2e89a0 100644
--- a/drivers/usb/serial/cypress_m8.c
+++ b/drivers/usb/serial/cypress_m8.c
@@ -172,8 +172,8 @@
 static void cypress_throttle		(struct usb_serial_port *port);
 static void cypress_unthrottle		(struct usb_serial_port *port);
 static void cypress_set_dead		(struct usb_serial_port *port);
-static void cypress_read_int_callback	(struct urb *urb, struct pt_regs *regs);
-static void cypress_write_int_callback	(struct urb *urb, struct pt_regs *regs);
+static void cypress_read_int_callback	(struct urb *urb);
+static void cypress_write_int_callback	(struct urb *urb);
 /* baud helper functions */
 static int	 mask_to_rate		(unsigned mask);
 static unsigned  rate_to_mask		(int rate);
@@ -1275,7 +1275,7 @@
 }
 
 
-static void cypress_read_int_callback(struct urb *urb, struct pt_regs *regs)
+static void cypress_read_int_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct cypress_private *priv = usb_get_serial_port_data(port);
@@ -1426,7 +1426,7 @@
 } /* cypress_read_int_callback */
 
 
-static void cypress_write_int_callback(struct urb *urb, struct pt_regs *regs)
+static void cypress_write_int_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct cypress_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c
index 9b22518..bdb5810 100644
--- a/drivers/usb/serial/digi_acceleport.c
+++ b/drivers/usb/serial/digi_acceleport.c
@@ -456,7 +456,7 @@
 static int digi_tiocmset( struct usb_serial_port *port, struct file *file,
 	unsigned int set, unsigned int clear );
 static int digi_write( struct usb_serial_port *port, const unsigned char *buf, int count );
-static void digi_write_bulk_callback( struct urb *urb, struct pt_regs *regs );
+static void digi_write_bulk_callback( struct urb *urb );
 static int digi_write_room( struct usb_serial_port *port );
 static int digi_chars_in_buffer( struct usb_serial_port *port );
 static int digi_open( struct usb_serial_port *port, struct file *filp );
@@ -464,7 +464,7 @@
 static int digi_startup_device( struct usb_serial *serial );
 static int digi_startup( struct usb_serial *serial );
 static void digi_shutdown( struct usb_serial *serial );
-static void digi_read_bulk_callback( struct urb *urb, struct pt_regs *regs );
+static void digi_read_bulk_callback( struct urb *urb );
 static int digi_read_inb_callback( struct urb *urb );
 static int digi_read_oob_callback( struct urb *urb );
 
@@ -1336,7 +1336,7 @@
 } 
 
 
-static void digi_write_bulk_callback( struct urb *urb, struct pt_regs *regs )
+static void digi_write_bulk_callback( struct urb *urb )
 {
 
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
@@ -1754,7 +1754,7 @@
 }
 
 
-static void digi_read_bulk_callback( struct urb *urb, struct pt_regs *regs )
+static void digi_read_bulk_callback( struct urb *urb )
 {
 
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
diff --git a/drivers/usb/serial/empeg.c b/drivers/usb/serial/empeg.c
index daafe40..4ce10a8 100644
--- a/drivers/usb/serial/empeg.c
+++ b/drivers/usb/serial/empeg.c
@@ -93,8 +93,8 @@
 					unsigned int cmd,
 					unsigned long arg);
 static void empeg_set_termios		(struct usb_serial_port *port, struct termios *old_termios);
-static void empeg_write_bulk_callback	(struct urb *urb, struct pt_regs *regs);
-static void empeg_read_bulk_callback	(struct urb *urb, struct pt_regs *regs);
+static void empeg_write_bulk_callback	(struct urb *urb);
+static void empeg_read_bulk_callback	(struct urb *urb);
 
 static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(EMPEG_VENDOR_ID, EMPEG_PRODUCT_ID) },
@@ -323,7 +323,7 @@
 }
 
 
-static void empeg_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void empeg_write_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 
@@ -338,7 +338,7 @@
 }
 
 
-static void empeg_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void empeg_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct tty_struct *tty;
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index e774a27..d3dc1a1 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -589,8 +589,8 @@
 static int  ftdi_write			(struct usb_serial_port *port, const unsigned char *buf, int count);
 static int  ftdi_write_room		(struct usb_serial_port *port);
 static int  ftdi_chars_in_buffer	(struct usb_serial_port *port);
-static void ftdi_write_bulk_callback	(struct urb *urb, struct pt_regs *regs);
-static void ftdi_read_bulk_callback	(struct urb *urb, struct pt_regs *regs);
+static void ftdi_write_bulk_callback	(struct urb *urb);
+static void ftdi_read_bulk_callback	(struct urb *urb);
 static void ftdi_process_read		(void *param);
 static void ftdi_set_termios		(struct usb_serial_port *port, struct termios * old);
 static int  ftdi_tiocmget               (struct usb_serial_port *port, struct file *file);
@@ -1508,7 +1508,7 @@
 
 /* This function may get called when the device is closed */
 
-static void ftdi_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void ftdi_write_bulk_callback (struct urb *urb)
 {
 	unsigned long flags;
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
@@ -1591,7 +1591,7 @@
 
 
 
-static void ftdi_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void ftdi_read_bulk_callback (struct urb *urb)
 { /* ftdi_read_bulk_callback */
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct tty_struct *tty;
diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c
index 4b1196a..4543152 100644
--- a/drivers/usb/serial/garmin_gps.c
+++ b/drivers/usb/serial/garmin_gps.c
@@ -1031,7 +1031,7 @@
 }
 
 
-static void garmin_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void garmin_write_bulk_callback (struct urb *urb)
 {
 	unsigned long flags;
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
@@ -1274,7 +1274,7 @@
 }
 
 
-static void garmin_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void garmin_read_bulk_callback (struct urb *urb)
 {
 	unsigned long flags;
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
@@ -1330,7 +1330,7 @@
 }
 
 
-static void garmin_read_int_callback (struct urb *urb, struct pt_regs *regs)
+static void garmin_read_int_callback (struct urb *urb)
 {
 	unsigned long flags;
 	int status;
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 21cbaa0..3604293 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -248,7 +248,7 @@
 	return (chars);
 }
 
-void usb_serial_generic_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+void usb_serial_generic_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct usb_serial *serial = port->serial;
@@ -287,7 +287,7 @@
 }
 EXPORT_SYMBOL_GPL(usb_serial_generic_read_bulk_callback);
 
-void usb_serial_generic_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+void usb_serial_generic_write_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index c49976c..91bd301 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -216,10 +216,10 @@
 /* local function prototypes */
 
 /* function prototypes for all URB callbacks */
-static void edge_interrupt_callback	(struct urb *urb, struct pt_regs *regs);
-static void edge_bulk_in_callback	(struct urb *urb, struct pt_regs *regs);
-static void edge_bulk_out_data_callback	(struct urb *urb, struct pt_regs *regs);
-static void edge_bulk_out_cmd_callback	(struct urb *urb, struct pt_regs *regs);
+static void edge_interrupt_callback	(struct urb *urb);
+static void edge_bulk_in_callback	(struct urb *urb);
+static void edge_bulk_out_data_callback	(struct urb *urb);
+static void edge_bulk_out_cmd_callback	(struct urb *urb);
 
 /* function prototypes for the usbserial callbacks */
 static int  edge_open			(struct usb_serial_port *port, struct file *filp);
@@ -534,7 +534,7 @@
  *	this is the callback function for when we have received data on the 
  *	interrupt endpoint.
  *****************************************************************************/
-static void edge_interrupt_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_interrupt_callback (struct urb *urb)
 {
 	struct edgeport_serial	*edge_serial = (struct edgeport_serial *)urb->context;
 	struct edgeport_port *edge_port;
@@ -631,7 +631,7 @@
  *	this is the callback function for when we have received data on the 
  *	bulk in endpoint.
  *****************************************************************************/
-static void edge_bulk_in_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_bulk_in_callback (struct urb *urb)
 {
 	struct edgeport_serial	*edge_serial = (struct edgeport_serial *)urb->context;
 	unsigned char		*data = urb->transfer_buffer;
@@ -687,7 +687,7 @@
  *	this is the callback function for when we have finished sending serial data
  *	on the bulk out endpoint.
  *****************************************************************************/
-static void edge_bulk_out_data_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_bulk_out_data_callback (struct urb *urb)
 {
 	struct edgeport_port *edge_port = (struct edgeport_port *)urb->context;
 	struct tty_struct *tty;
@@ -718,7 +718,7 @@
  *	this is the callback function for when we have finished sending a command
  *	on the bulk out endpoint.
  *****************************************************************************/
-static void edge_bulk_out_cmd_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_bulk_out_cmd_callback (struct urb *urb)
 {
 	struct edgeport_port *edge_port = (struct edgeport_port *)urb->context;
 	struct tty_struct *tty;
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index 17c5b1d..ee0c921 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -1697,7 +1697,7 @@
 }
 
 
-static void edge_interrupt_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_interrupt_callback (struct urb *urb)
 {
 	struct edgeport_serial *edge_serial = (struct edgeport_serial *)urb->context;
 	struct usb_serial_port *port;
@@ -1787,7 +1787,7 @@
 			 __FUNCTION__, status);
 }
 
-static void edge_bulk_in_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_bulk_in_callback (struct urb *urb)
 {
 	struct edgeport_port *edge_port = (struct edgeport_port *)urb->context;
 	unsigned char *data = urb->transfer_buffer;
@@ -1879,7 +1879,7 @@
 	tty_flip_buffer_push(tty);
 }
 
-static void edge_bulk_out_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_bulk_out_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct edgeport_port *edge_port = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c
index cbc725a..6238aff 100644
--- a/drivers/usb/serial/ipaq.c
+++ b/drivers/usb/serial/ipaq.c
@@ -83,8 +83,8 @@
 static int ipaq_write_bulk(struct usb_serial_port *port, const unsigned char *buf,
 			   int count);
 static void ipaq_write_gather(struct usb_serial_port *port);
-static void ipaq_read_bulk_callback (struct urb *urb, struct pt_regs *regs);
-static void ipaq_write_bulk_callback(struct urb *urb, struct pt_regs *regs);
+static void ipaq_read_bulk_callback (struct urb *urb);
+static void ipaq_write_bulk_callback(struct urb *urb);
 static int ipaq_write_room(struct usb_serial_port *port);
 static int ipaq_chars_in_buffer(struct usb_serial_port *port);
 static void ipaq_destroy_lists(struct usb_serial_port *port);
@@ -721,7 +721,7 @@
 	/* info ("Bytes In = %d  Bytes Out = %d", bytes_in, bytes_out); */
 }
 
-static void ipaq_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void ipaq_read_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port	*port = (struct usb_serial_port *)urb->context;
 	struct tty_struct	*tty;
@@ -859,7 +859,7 @@
 	return;
 }
 
-static void ipaq_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void ipaq_write_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port	*port = (struct usb_serial_port *)urb->context;
 	struct ipaq_private	*priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c
index 812bc21..2a4bb66 100644
--- a/drivers/usb/serial/ipw.c
+++ b/drivers/usb/serial/ipw.c
@@ -161,7 +161,7 @@
 
 static int debug;
 
-static void ipw_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void ipw_read_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 	unsigned char *data = urb->transfer_buffer;
@@ -367,7 +367,7 @@
 	usb_kill_urb(port->write_urb);
 }
 
-static void ipw_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void ipw_write_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 
diff --git a/drivers/usb/serial/ir-usb.c b/drivers/usb/serial/ir-usb.c
index 1b348df..331bf81 100644
--- a/drivers/usb/serial/ir-usb.c
+++ b/drivers/usb/serial/ir-usb.c
@@ -105,8 +105,8 @@
 static int  ir_open (struct usb_serial_port *port, struct file *filep);
 static void ir_close (struct usb_serial_port *port, struct file *filep);
 static int  ir_write (struct usb_serial_port *port, const unsigned char *buf, int count);
-static void ir_write_bulk_callback (struct urb *urb, struct pt_regs *regs);
-static void ir_read_bulk_callback (struct urb *urb, struct pt_regs *regs);
+static void ir_write_bulk_callback (struct urb *urb);
+static void ir_read_bulk_callback (struct urb *urb);
 static void ir_set_termios (struct usb_serial_port *port, struct termios *old_termios);
 
 static u8 ir_baud = 0;
@@ -388,7 +388,7 @@
 	return result;
 }
 
-static void ir_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void ir_write_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 
@@ -410,7 +410,7 @@
 	usb_serial_port_softint(port);
 }
 
-static void ir_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void ir_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct tty_struct *tty;
diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c
index 015ad6c..53be824 100644
--- a/drivers/usb/serial/keyspan.c
+++ b/drivers/usb/serial/keyspan.c
@@ -412,7 +412,7 @@
 	return count - left;
 }
 
-static void	usa26_indat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa26_indat_callback(struct urb *urb)
 {
 	int			i, err;
 	int			endpoint;
@@ -470,7 +470,7 @@
 }
 
  	/* Outdat handling is common for all devices */
-static void	usa2x_outdat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa2x_outdat_callback(struct urb *urb)
 {
 	struct usb_serial_port *port;
 	struct keyspan_port_private *p_priv;
@@ -483,13 +483,13 @@
 		usb_serial_port_softint(port);
 }
 
-static void	usa26_inack_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa26_inack_callback(struct urb *urb)
 {
 	dbg ("%s", __FUNCTION__); 
 	
 }
 
-static void	usa26_outcont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa26_outcont_callback(struct urb *urb)
 {
 	struct usb_serial_port *port;
 	struct keyspan_port_private *p_priv;
@@ -503,7 +503,7 @@
 	}
 }
 
-static void	usa26_instat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa26_instat_callback(struct urb *urb)
 {
 	unsigned char 				*data = urb->transfer_buffer;
 	struct keyspan_usa26_portStatusMessage	*msg;
@@ -565,14 +565,14 @@
 exit: ;
 }
 
-static void	usa26_glocont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa26_glocont_callback(struct urb *urb)
 {
 	dbg ("%s", __FUNCTION__);
 	
 }
 
 
-static void usa28_indat_callback(struct urb *urb, struct pt_regs *regs)
+static void usa28_indat_callback(struct urb *urb)
 {
 	int                     i, err;
 	struct usb_serial_port  *port;
@@ -620,12 +620,12 @@
 	} while (urb->status != -EINPROGRESS);
 }
 
-static void	usa28_inack_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa28_inack_callback(struct urb *urb)
 {
 	dbg ("%s", __FUNCTION__);
 }
 
-static void	usa28_outcont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa28_outcont_callback(struct urb *urb)
 {
 	struct usb_serial_port *port;
 	struct keyspan_port_private *p_priv;
@@ -639,7 +639,7 @@
 	}
 }
 
-static void	usa28_instat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa28_instat_callback(struct urb *urb)
 {
 	int					err;
 	unsigned char 				*data = urb->transfer_buffer;
@@ -700,13 +700,13 @@
 exit: ;
 }
 
-static void	usa28_glocont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa28_glocont_callback(struct urb *urb)
 {
 	dbg ("%s", __FUNCTION__);
 }
 
 
-static void	usa49_glocont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa49_glocont_callback(struct urb *urb)
 {
 	struct usb_serial *serial;
 	struct usb_serial_port *port;
@@ -730,7 +730,7 @@
 
 	/* This is actually called glostat in the Keyspan
 	   doco */
-static void	usa49_instat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa49_instat_callback(struct urb *urb)
 {
 	int					err;
 	unsigned char 				*data = urb->transfer_buffer;
@@ -793,12 +793,12 @@
 exit:	;
 }
 
-static void	usa49_inack_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa49_inack_callback(struct urb *urb)
 {
 	dbg ("%s", __FUNCTION__);
 }
 
-static void	usa49_indat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa49_indat_callback(struct urb *urb)
 {
 	int			i, err;
 	int			endpoint;
@@ -851,12 +851,12 @@
 }
 
 /* not used, usa-49 doesn't have per-port control endpoints */
-static void	usa49_outcont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa49_outcont_callback(struct urb *urb)
 {
 	dbg ("%s", __FUNCTION__);
 }
 
-static void	usa90_indat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa90_indat_callback(struct urb *urb)
 {
 	int			i, err;
 	int			endpoint;
@@ -930,7 +930,7 @@
 }
 
 
-static void	usa90_instat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa90_instat_callback(struct urb *urb)
 {
 	unsigned char 				*data = urb->transfer_buffer;
 	struct keyspan_usa90_portStatusMessage	*msg;
@@ -981,7 +981,7 @@
 	;
 }
 
-static void	usa90_outcont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa90_outcont_callback(struct urb *urb)
 {
 	struct usb_serial_port *port;
 	struct keyspan_port_private *p_priv;
@@ -1277,7 +1277,7 @@
 /* Helper functions used by keyspan_setup_urbs */
 static struct urb *keyspan_setup_urb (struct usb_serial *serial, int endpoint,
 				      int dir, void *ctx, char *buf, int len,
-				      void (*callback)(struct urb *, struct pt_regs *regs))
+				      void (*callback)(struct urb *))
 {
 	struct urb *urb;
 
@@ -1300,12 +1300,12 @@
 }
 
 static struct callbacks {
-	void	(*instat_callback)(struct urb *, struct pt_regs *regs);
-	void	(*glocont_callback)(struct urb *, struct pt_regs *regs);
-	void	(*indat_callback)(struct urb *, struct pt_regs *regs);
-	void	(*outdat_callback)(struct urb *, struct pt_regs *regs);
-	void	(*inack_callback)(struct urb *, struct pt_regs *regs);
-	void	(*outcont_callback)(struct urb *, struct pt_regs *regs);
+	void	(*instat_callback)(struct urb *);
+	void	(*glocont_callback)(struct urb *);
+	void	(*indat_callback)(struct urb *);
+	void	(*outdat_callback)(struct urb *);
+	void	(*inack_callback)(struct urb *);
+	void	(*outcont_callback)(struct urb *);
 } keyspan_callbacks[] = {
 	{
 		/* msg_usa26 callbacks */
diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index 59e777f..9090051 100644
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -210,7 +210,7 @@
 }
 
 
-static void keyspan_pda_rx_interrupt (struct urb *urb, struct pt_regs *regs)
+static void keyspan_pda_rx_interrupt (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
        	struct tty_struct *tty = port->tty;
@@ -601,7 +601,7 @@
 }
 
 
-static void keyspan_pda_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void keyspan_pda_write_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct keyspan_pda_private *priv;
diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c
index 2a2f3e2d..17e2056 100644
--- a/drivers/usb/serial/kl5kusb105.c
+++ b/drivers/usb/serial/kl5kusb105.c
@@ -80,11 +80,11 @@
 static int  klsi_105_write	         (struct usb_serial_port *port,
 					  const unsigned char *buf,
 					  int count);
-static void klsi_105_write_bulk_callback (struct urb *urb, struct pt_regs *regs);
+static void klsi_105_write_bulk_callback (struct urb *urb);
 static int  klsi_105_chars_in_buffer     (struct usb_serial_port *port);
 static int  klsi_105_write_room          (struct usb_serial_port *port);
 
-static void klsi_105_read_bulk_callback  (struct urb *urb, struct pt_regs *regs);
+static void klsi_105_read_bulk_callback  (struct urb *urb);
 static void klsi_105_set_termios         (struct usb_serial_port *port,
 					  struct termios * old);
 static int  klsi_105_ioctl	         (struct usb_serial_port *port,
@@ -556,7 +556,7 @@
 	return bytes_sent;	/* that's how much we wrote */
 } /* klsi_105_write */
 
-static void klsi_105_write_bulk_callback ( struct urb *urb, struct pt_regs *regs)
+static void klsi_105_write_bulk_callback ( struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 
@@ -616,7 +616,7 @@
 
 
 
-static void klsi_105_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void klsi_105_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct klsi_105_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index d50dce0..ff03331 100644
--- a/drivers/usb/serial/kobil_sct.c
+++ b/drivers/usb/serial/kobil_sct.c
@@ -80,8 +80,8 @@
 static int  kobil_tiocmget(struct usb_serial_port *port, struct file *file);
 static int  kobil_tiocmset(struct usb_serial_port *port, struct file *file,
 			   unsigned int set, unsigned int clear);
-static void kobil_read_int_callback( struct urb *urb, struct pt_regs *regs );
-static void kobil_write_callback( struct urb *purb, struct pt_regs *regs );
+static void kobil_read_int_callback( struct urb *urb );
+static void kobil_write_callback( struct urb *purb );
 
 
 static struct usb_device_id id_table [] = {
@@ -360,7 +360,7 @@
 }
 
 
-static void kobil_read_int_callback( struct urb *purb, struct pt_regs *regs)
+static void kobil_read_int_callback( struct urb *purb)
 {
 	int result;
 	struct usb_serial_port *port = (struct usb_serial_port *) purb->context;
@@ -405,7 +405,7 @@
 }
 
 
-static void kobil_write_callback( struct urb *purb, struct pt_regs *regs )
+static void kobil_write_callback( struct urb *purb )
 {
 }
 
diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c
index f4d4305..b7582cc 100644
--- a/drivers/usb/serial/mct_u232.c
+++ b/drivers/usb/serial/mct_u232.c
@@ -96,7 +96,7 @@
 					  struct file *filp);
 static void mct_u232_close	         (struct usb_serial_port *port,
 					  struct file *filp);
-static void mct_u232_read_int_callback   (struct urb *urb, struct pt_regs *regs);
+static void mct_u232_read_int_callback   (struct urb *urb);
 static void mct_u232_set_termios         (struct usb_serial_port *port,
 					  struct termios * old);
 static int  mct_u232_ioctl	         (struct usb_serial_port *port,
@@ -466,7 +466,7 @@
 } /* mct_u232_close */
 
 
-static void mct_u232_read_int_callback (struct urb *urb, struct pt_regs *regs)
+static void mct_u232_read_int_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct mct_u232_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 95bf571..2306d49 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -421,7 +421,7 @@
 /************************************************************************/
 /************************************************************************/
 
-static void mos7840_control_callback(struct urb *urb, struct pt_regs *regs)
+static void mos7840_control_callback(struct urb *urb)
 {
 	unsigned char *data;
 	struct moschip_port *mos7840_port;
@@ -497,7 +497,7 @@
  *	interrupt endpoint.
  *****************************************************************************/
 
-static void mos7840_interrupt_callback(struct urb *urb, struct pt_regs *regs)
+static void mos7840_interrupt_callback(struct urb *urb)
 {
 	int result;
 	int length;
@@ -647,7 +647,7 @@
  *	bulk in endpoint.
  *****************************************************************************/
 
-static void mos7840_bulk_in_callback(struct urb *urb, struct pt_regs *regs)
+static void mos7840_bulk_in_callback(struct urb *urb)
 {
 	int status;
 	unsigned char *data;
@@ -726,8 +726,7 @@
  *	on the bulk out endpoint.
  *****************************************************************************/
 
-static void mos7840_bulk_out_data_callback(struct urb *urb,
-					   struct pt_regs *regs)
+static void mos7840_bulk_out_data_callback(struct urb *urb)
 {
 	struct moschip_port *mos7840_port;
 	struct tty_struct *tty;
diff --git a/drivers/usb/serial/navman.c b/drivers/usb/serial/navman.c
index ac3f8b5..0610409 100644
--- a/drivers/usb/serial/navman.c
+++ b/drivers/usb/serial/navman.c
@@ -32,7 +32,7 @@
 	.no_dynamic_id = 	1,
 };
 
-static void navman_read_int_callback(struct urb *urb, struct pt_regs *regs)
+static void navman_read_int_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 	unsigned char *data = urb->transfer_buffer;
diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c
index a764ff4e..bc91d3b 100644
--- a/drivers/usb/serial/omninet.c
+++ b/drivers/usb/serial/omninet.c
@@ -64,8 +64,8 @@
 /* function prototypes */
 static int  omninet_open		(struct usb_serial_port *port, struct file *filp);
 static void omninet_close		(struct usb_serial_port *port, struct file *filp);
-static void omninet_read_bulk_callback	(struct urb *urb, struct pt_regs *regs);
-static void omninet_write_bulk_callback	(struct urb *urb, struct pt_regs *regs);
+static void omninet_read_bulk_callback	(struct urb *urb);
+static void omninet_write_bulk_callback	(struct urb *urb);
 static int  omninet_write		(struct usb_serial_port *port, const unsigned char *buf, int count);
 static int  omninet_write_room		(struct usb_serial_port *port);
 static void omninet_shutdown		(struct usb_serial *serial);
@@ -194,7 +194,7 @@
 #define OMNINET_HEADERLEN	sizeof(struct omninet_header)
 #define OMNINET_BULKOUTSIZE 	(64 - OMNINET_HEADERLEN)
 
-static void omninet_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void omninet_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port 	*port 	= (struct usb_serial_port *)urb->context;
 	unsigned char 		*data 	= urb->transfer_buffer;
@@ -306,7 +306,7 @@
 	return (room);
 }
 
-static void omninet_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void omninet_write_bulk_callback (struct urb *urb)
 {
 /*	struct omninet_header	*header = (struct omninet_header  *) urb->transfer_buffer; */
 	struct usb_serial_port 	*port   = (struct usb_serial_port *) urb->context;
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index c856e6f..130afbb 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -50,7 +50,7 @@
 static void option_rx_unthrottle(struct usb_serial_port *port);
 static int  option_write_room(struct usb_serial_port *port);
 
-static void option_instat_callback(struct urb *urb, struct pt_regs *regs);
+static void option_instat_callback(struct urb *urb);
 
 static int option_write(struct usb_serial_port *port,
 			const unsigned char *buf, int count);
@@ -337,7 +337,7 @@
 	return count;
 }
 
-static void option_indat_callback(struct urb *urb, struct pt_regs *regs)
+static void option_indat_callback(struct urb *urb)
 {
 	int err;
 	int endpoint;
@@ -374,7 +374,7 @@
 	return;
 }
 
-static void option_outdat_callback(struct urb *urb, struct pt_regs *regs)
+static void option_outdat_callback(struct urb *urb)
 {
 	struct usb_serial_port *port;
 
@@ -385,7 +385,7 @@
 	usb_serial_port_softint(port);
 }
 
-static void option_instat_callback(struct urb *urb, struct pt_regs *regs)
+static void option_instat_callback(struct urb *urb)
 {
 	int err;
 	struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
@@ -565,7 +565,7 @@
 /* Helper functions used by option_setup_urbs */
 static struct urb *option_setup_urb(struct usb_serial *serial, int endpoint,
 		int dir, void *ctx, char *buf, int len,
-		void (*callback)(struct urb *, struct pt_regs *regs))
+		void (*callback)(struct urb *))
 {
 	struct urb *urb;
 
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 9c18173..bc800c8 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -948,7 +948,7 @@
 	wake_up_interruptible(&priv->delta_msr_wait);
 }
 
-static void pl2303_read_int_callback(struct urb *urb, struct pt_regs *regs)
+static void pl2303_read_int_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
 	unsigned char *data = urb->transfer_buffer;
@@ -987,7 +987,7 @@
 			__FUNCTION__, status);
 }
 
-static void pl2303_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void pl2303_read_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
 	struct pl2303_private *priv = usb_get_serial_port_data(port);
@@ -1070,7 +1070,7 @@
 	return;
 }
 
-static void pl2303_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void pl2303_write_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
 	struct pl2303_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/safe_serial.c b/drivers/usb/serial/safe_serial.c
index 1e07dfa..30b7ebc 100644
--- a/drivers/usb/serial/safe_serial.c
+++ b/drivers/usb/serial/safe_serial.c
@@ -204,7 +204,7 @@
 	return fcs;
 }
 
-static void safe_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void safe_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
 	unsigned char *data = urb->transfer_buffer;
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index ac9b8ee..07400c0 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -166,9 +166,9 @@
 static int ti_tiocmset(struct usb_serial_port *port, struct file *file,
 	unsigned int set, unsigned int clear);
 static void ti_break(struct usb_serial_port *port, int break_state);
-static void ti_interrupt_callback(struct urb *urb, struct pt_regs *regs);
-static void ti_bulk_in_callback(struct urb *urb, struct pt_regs *regs);
-static void ti_bulk_out_callback(struct urb *urb, struct pt_regs *regs);
+static void ti_interrupt_callback(struct urb *urb);
+static void ti_bulk_in_callback(struct urb *urb);
+static void ti_bulk_out_callback(struct urb *urb);
 
 static void ti_recv(struct device *dev, struct tty_struct *tty,
 	unsigned char *data, int length);
@@ -1098,7 +1098,7 @@
 }
 
 
-static void ti_interrupt_callback(struct urb *urb, struct pt_regs *regs)
+static void ti_interrupt_callback(struct urb *urb)
 {
 	struct ti_device *tdev = (struct ti_device *)urb->context;
 	struct usb_serial_port *port;
@@ -1178,7 +1178,7 @@
 }
 
 
-static void ti_bulk_in_callback(struct urb *urb, struct pt_regs *regs)
+static void ti_bulk_in_callback(struct urb *urb)
 {
 	struct ti_port *tport = (struct ti_port *)urb->context;
 	struct usb_serial_port *port = tport->tp_port;
@@ -1241,7 +1241,7 @@
 }
 
 
-static void ti_bulk_out_callback(struct urb *urb, struct pt_regs *regs)
+static void ti_bulk_out_callback(struct urb *urb)
 {
 	struct ti_port *tport = (struct ti_port *)urb->context;
 	struct usb_serial_port *port = tport->tp_port;
diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c
index 88949f7..befe2e1 100644
--- a/drivers/usb/serial/visor.c
+++ b/drivers/usb/serial/visor.c
@@ -47,9 +47,9 @@
 static void visor_shutdown	(struct usb_serial *serial);
 static int  visor_ioctl		(struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg);
 static void visor_set_termios	(struct usb_serial_port *port, struct termios *old_termios);
-static void visor_write_bulk_callback	(struct urb *urb, struct pt_regs *regs);
-static void visor_read_bulk_callback	(struct urb *urb, struct pt_regs *regs);
-static void visor_read_int_callback	(struct urb *urb, struct pt_regs *regs);
+static void visor_write_bulk_callback	(struct urb *urb);
+static void visor_read_bulk_callback	(struct urb *urb);
+static void visor_read_int_callback	(struct urb *urb);
 static int  clie_3_5_startup	(struct usb_serial *serial);
 static int  treo_attach		(struct usb_serial *serial);
 static int clie_5_attach (struct usb_serial *serial);
@@ -471,7 +471,7 @@
 }
 
 
-static void visor_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void visor_write_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct visor_private *priv = usb_get_serial_port_data(port);
@@ -494,7 +494,7 @@
 }
 
 
-static void visor_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void visor_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct visor_private *priv = usb_get_serial_port_data(port);
@@ -539,7 +539,7 @@
 	return;
 }
 
-static void visor_read_int_callback (struct urb *urb, struct pt_regs *regs)
+static void visor_read_int_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	int result;
diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c
index 6e6c793..4d1cd7a 100644
--- a/drivers/usb/serial/whiteheat.c
+++ b/drivers/usb/serial/whiteheat.c
@@ -152,8 +152,8 @@
 static int  whiteheat_chars_in_buffer	(struct usb_serial_port *port);
 static void whiteheat_throttle		(struct usb_serial_port *port);
 static void whiteheat_unthrottle	(struct usb_serial_port *port);
-static void whiteheat_read_callback	(struct urb *urb, struct pt_regs *regs);
-static void whiteheat_write_callback	(struct urb *urb, struct pt_regs *regs);
+static void whiteheat_read_callback	(struct urb *urb);
+static void whiteheat_write_callback	(struct urb *urb);
 
 static struct usb_serial_driver whiteheat_fake_device = {
 	.driver = {
@@ -235,8 +235,8 @@
 /* local function prototypes */
 static int start_command_port(struct usb_serial *serial);
 static void stop_command_port(struct usb_serial *serial);
-static void command_port_write_callback(struct urb *urb, struct pt_regs *regs);
-static void command_port_read_callback(struct urb *urb, struct pt_regs *regs);
+static void command_port_write_callback(struct urb *urb);
+static void command_port_read_callback(struct urb *urb);
 
 static int start_port_read(struct usb_serial_port *port);
 static struct whiteheat_urb_wrap *urb_to_wrap(struct urb *urb, struct list_head *head);
@@ -958,7 +958,7 @@
 /*****************************************************************************
  * Connect Tech's White Heat callback routines
  *****************************************************************************/
-static void command_port_write_callback (struct urb *urb, struct pt_regs *regs)
+static void command_port_write_callback (struct urb *urb)
 {
 	dbg("%s", __FUNCTION__);
 
@@ -969,7 +969,7 @@
 }
 
 
-static void command_port_read_callback (struct urb *urb, struct pt_regs *regs)
+static void command_port_read_callback (struct urb *urb)
 {
 	struct usb_serial_port *command_port = (struct usb_serial_port *)urb->context;
 	struct whiteheat_command_private *command_info;
@@ -1019,7 +1019,7 @@
 }
 
 
-static void whiteheat_read_callback(struct urb *urb, struct pt_regs *regs)
+static void whiteheat_read_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct whiteheat_urb_wrap *wrap;
@@ -1061,7 +1061,7 @@
 }
 
 
-static void whiteheat_write_callback(struct urb *urb, struct pt_regs *regs)
+static void whiteheat_write_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct whiteheat_private *info = usb_get_serial_port_data(port);
diff --git a/drivers/usb/storage/onetouch.c b/drivers/usb/storage/onetouch.c
index f843a0b..3baf448 100644
--- a/drivers/usb/storage/onetouch.c
+++ b/drivers/usb/storage/onetouch.c
@@ -53,7 +53,7 @@
 	unsigned int is_open:1;
 };
 
-static void usb_onetouch_irq(struct urb *urb, struct pt_regs *regs)
+static void usb_onetouch_irq(struct urb *urb)
 {
 	struct usb_onetouch *onetouch = urb->context;
 	signed char *data = onetouch->data;
@@ -72,7 +72,6 @@
 		goto resubmit;
 	}
 
-	input_regs(dev, regs);
 	input_report_key(dev, ONETOUCH_BUTTON, data[0] & 0x02);
 	input_sync(dev);
 
diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c
index f23514c..47644b5 100644
--- a/drivers/usb/storage/transport.c
+++ b/drivers/usb/storage/transport.c
@@ -108,7 +108,7 @@
 /* This is the completion handler which will wake us up when an URB
  * completes.
  */
-static void usb_stor_blocking_completion(struct urb *urb, struct pt_regs *regs)
+static void usb_stor_blocking_completion(struct urb *urb)
 {
 	struct completion *urb_done_ptr = (struct completion *)urb->context;
 
diff --git a/drivers/usb/usb-skeleton.c b/drivers/usb/usb-skeleton.c
index 1b51d31..296b091 100644
--- a/drivers/usb/usb-skeleton.c
+++ b/drivers/usb/usb-skeleton.c
@@ -158,7 +158,7 @@
 	return retval;
 }
 
-static void skel_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void skel_write_bulk_callback(struct urb *urb)
 {
 	struct usb_skel *dev;