3 files changed, 80 insertions, 1 deletions

diff --git a/include/linux/usb/c67x00.h b/include/linux/usb/c67x00.h
new file mode 100644
index 000000000000..83c6b45470ca
--- /dev/null
+++ b/include/linux/usb/c67x00.h
@@ -0,0 +1,48 @@
+/*
+ * usb_c67x00.h: platform definitions for the Cypress C67X00 USB chip
+ *
+ * Copyright (C) 2006-2008 Barco N.V.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA  02110-1301  USA.
+ */
+
+#ifndef _LINUX_USB_C67X00_H
+#define _LINUX_USB_C67X00_H
+
+/* SIE configuration */
+#define C67X00_SIE_UNUSED       0
+#define C67X00_SIE_HOST         1
+#define C67X00_SIE_PERIPHERAL_A 2       /* peripheral on A port */
+#define C67X00_SIE_PERIPHERAL_B 3       /* peripheral on B port */
+
+#define c67x00_sie_config(config, n)  (((config)>>(4*(n)))&0x3)
+
+#define C67X00_SIE1_UNUSED              (C67X00_SIE_UNUSED              << 0)
+#define C67X00_SIE1_HOST                (C67X00_SIE_HOST                << 0)
+#define C67X00_SIE1_PERIPHERAL_A        (C67X00_SIE_PERIPHERAL_A        << 0)
+#define C67X00_SIE1_PERIPHERAL_B        (C67X00_SIE_PERIPHERAL_B        << 0)
+
+#define C67X00_SIE2_UNUSED              (C67X00_SIE_UNUSED              << 4)
+#define C67X00_SIE2_HOST                (C67X00_SIE_HOST                << 4)
+#define C67X00_SIE2_PERIPHERAL_A        (C67X00_SIE_PERIPHERAL_A        << 4)
+#define C67X00_SIE2_PERIPHERAL_B        (C67X00_SIE_PERIPHERAL_B        << 4)
+
+struct c67x00_platform_data {
+        int sie_config;                 /* SIEs config (C67X00_SIEx_*) */
+        unsigned long hpi_regstep;      /* Step between HPI registers  */
+};
+
+#endif /* _LINUX_USB_C67X00_H */
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h
index 7e0d3084f76c..73a2f4eb1f7a 100644
--- a/include/linux/usb/ch9.h
+++ b/include/linux/usb/ch9.h
@@ -455,7 +455,7 @@ struct usb_encryption_descriptor {
 
 /*-------------------------------------------------------------------------*/
 
-/* USB_DT_BOS:  group of wireless capabilities */
+/* USB_DT_BOS:  group of device-level capabilities */
 struct usb_bos_descriptor {
         __u8  bLength;
         __u8  bDescriptorType;
@@ -501,6 +501,16 @@ struct usb_wireless_cap_descriptor {	/* Ultra Wide Band */
         __u8  bReserved;
 } __attribute__((packed));
 
+#define USB_CAP_TYPE_EXT                2
+
+struct usb_ext_cap_descriptor {         /* Link Power Management */
+        __u8  bLength;
+        __u8  bDescriptorType;
+        __u8  bDevCapabilityType;
+        __u8  bmAttributes;
+#define USB_LPM_SUPPORT                 (1 << 1)        /* supports LPM */
+} __attribute__((packed));
+
 /*-------------------------------------------------------------------------*/
 
 /* USB_DT_WIRELESS_ENDPOINT_COMP:  companion descriptor associated with
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index d8128f7102c9..cf468fbdbf8e 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -114,6 +114,8 @@ struct usb_ep_ops {
         int (*dequeue) (struct usb_ep *ep, struct usb_request *req);
 
         int (*set_halt) (struct usb_ep *ep, int value);
+        int (*set_wedge) (struct usb_ep *ep);
+
         int (*fifo_status) (struct usb_ep *ep);
         void (*fifo_flush) (struct usb_ep *ep);
 };
@@ -349,6 +351,25 @@ static inline int usb_ep_clear_halt(struct usb_ep *ep)
 }
 
 /**
+ * usb_ep_set_wedge - sets the halt feature and ignores clear requests
+ * @ep: the endpoint being wedged
+ *
+ * Use this to stall an endpoint and ignore CLEAR_FEATURE(HALT_ENDPOINT)
+ * requests. If the gadget driver clears the halt status, it will
+ * automatically unwedge the endpoint.
+ *
+ * Returns zero on success, else negative errno.
+ */
+static inline int
+usb_ep_set_wedge(struct usb_ep *ep)
+{
+        if (ep->ops->set_wedge)
+                return ep->ops->set_wedge(ep);
+        else
+                return ep->ops->set_halt(ep, 1);
+}
+
+/**
  * usb_ep_fifo_status - returns number of bytes in fifo, or error
  * @ep: the endpoint whose fifo status is being checked.
  *