Merge 3.1-rc4 into usb-next

This was done to resolve a conflict in this file:
	drivers/usb/host/xhci-ring.c

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/core/config.c

@@ -124,9 +124,9 @@ static void usb_parse_ss_endpoint_companion(struct device *ddev, int cfgno,
 
 	if (usb_endpoint_xfer_isoc(&ep->desc))
 		max_tx = (desc->bMaxBurst + 1) * (desc->bmAttributes + 1) *
-			le16_to_cpu(ep->desc.wMaxPacketSize);
+			usb_endpoint_maxp(&ep->desc);
 	else if (usb_endpoint_xfer_int(&ep->desc))
-		max_tx = le16_to_cpu(ep->desc.wMaxPacketSize) *
+		max_tx = usb_endpoint_maxp(&ep->desc) *
 			(desc->bMaxBurst + 1);
 	else
 		max_tx = 999999;
@@ -241,7 +241,7 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum,
 		    cfgno, inum, asnum, d->bEndpointAddress);
 		endpoint->desc.bmAttributes = USB_ENDPOINT_XFER_INT;
 		endpoint->desc.bInterval = 1;
-		if (le16_to_cpu(endpoint->desc.wMaxPacketSize) > 8)
+		if (usb_endpoint_maxp(&endpoint->desc) > 8)
 			endpoint->desc.wMaxPacketSize = cpu_to_le16(8);
 	}
 
@@ -254,7 +254,7 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum,
 			&& usb_endpoint_xfer_bulk(d)) {
 		unsigned maxp;
 
-		maxp = le16_to_cpu(endpoint->desc.wMaxPacketSize) & 0x07ff;
+		maxp = usb_endpoint_maxp(&endpoint->desc) & 0x07ff;
 		if (maxp != 512)
 			dev_warn(ddev, "config %d interface %d altsetting %d "
 				"bulk endpoint 0x%X has invalid maxpacket %d\n",

drivers/usb/core/devices.c

@@ -190,7 +190,7 @@ static char *usb_dump_endpoint_descriptor(int speed, char *start, char *end,
 	dir = usb_endpoint_dir_in(desc) ? 'I' : 'O';
 
 	if (speed == USB_SPEED_HIGH) {
-		switch (le16_to_cpu(desc->wMaxPacketSize) & (0x03 << 11)) {
+		switch (usb_endpoint_maxp(desc) & (0x03 << 11)) {
 		case 1 << 11:
 			bandwidth = 2; break;
 		case 2 << 11:
@@ -240,7 +240,7 @@ static char *usb_dump_endpoint_descriptor(int speed, char *start, char *end,
 
 	start += sprintf(start, format_endpt, desc->bEndpointAddress, dir,
 			 desc->bmAttributes, type,
-			 (le16_to_cpu(desc->wMaxPacketSize) & 0x07ff) *
+			 (usb_endpoint_maxp(desc) & 0x07ff) *
 			 bandwidth,
 			 interval, unit);
 	return start;

drivers/usb/core/endpoint.c

@@ -56,7 +56,7 @@ static ssize_t show_ep_wMaxPacketSize(struct device *dev,
 {
 	struct ep_device *ep = to_ep_device(dev);
 	return sprintf(buf, "%04x\n",
-			le16_to_cpu(ep->desc->wMaxPacketSize) & 0x07ff);
+		        usb_endpoint_maxp(ep->desc) & 0x07ff);
 }
 static DEVICE_ATTR(wMaxPacketSize, S_IRUGO, show_ep_wMaxPacketSize, NULL);
 

drivers/usb/core/hub.c

@@ -1636,11 +1636,6 @@ void usb_disconnect(struct usb_device **pdev)
 	int			i;
 	struct usb_hcd		*hcd = bus_to_hcd(udev->bus);
 
-	if (!udev) {
-		pr_debug ("%s nodev\n", __func__);
-		return;
-	}
-
 	/* mark the device as inactive, so any further urb submissions for
 	 * this device (and any of its children) will fail immediately.
 	 * this quiesces everything except pending urbs.
@@ -3023,7 +3018,7 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
 		i = 512;
 	else
 		i = udev->descriptor.bMaxPacketSize0;
-	if (le16_to_cpu(udev->ep0.desc.wMaxPacketSize) != i) {
+	if (usb_endpoint_maxp(&udev->ep0.desc) != i) {
 		if (udev->speed == USB_SPEED_LOW ||
 				!(i == 8 || i == 16 || i == 32 || i == 64)) {
 			dev_err(&udev->dev, "Invalid ep0 maxpacket: %d\n", i);

drivers/usb/core/urb.c

@@ -350,7 +350,7 @@ int usb_submit_urb(struct urb *urb, gfp_t mem_flags)
 			dev->state < USB_STATE_CONFIGURED)
 		return -ENODEV;
 
-	max = le16_to_cpu(ep->desc.wMaxPacketSize);
+	max = usb_endpoint_maxp(&ep->desc);
 	if (max <= 0) {
 		dev_dbg(&dev->dev,
 			"bogus endpoint ep%d%s in %s (bad maxpacket %d)\n",