Merge bk://linuxusb.bkbits.net/usb-2.6

into ppc970.osdl.org:/home/torvalds/v2.6/linux

4 files changed, 45 insertions, 6 deletions

diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index d2a38233a6c7..973a9cb787f3 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -1880,6 +1880,9 @@
 #define	PCI_DEVICE_ID_S2IO_WIN		0x5731
 #define	PCI_DEVICE_ID_S2IO_UNI		0x5831
 
+#define PCI_VENDOR_ID_ARC               0x192E
+#define PCI_DEVICE_ID_ARC_EHCI          0x0101
+
 #define PCI_VENDOR_ID_SYMPHONY		0x1c1c
 #define PCI_DEVICE_ID_SYMPHONY_101	0x0001
 
diff --git a/include/linux/usb.h b/include/linux/usb.h
index e4b60511fc46..608e3a297340 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -31,6 +31,7 @@ static __inline__ void wait_ms(unsigned int ms)
 }
 
 struct usb_device;
+struct usb_driver;
 
 /*-------------------------------------------------------------------------*/
 
@@ -86,8 +87,6 @@ struct usb_host_interface {
  *	number from the USB core by calling usb_register_dev().
  * @dev: driver model's view of this device
  * @class_dev: driver model's class view of this device.
- * @released: wait for the interface to be released when changing
- *	configurations.
  *
  * USB device drivers attach to interfaces on a physical device.  Each
  * interface encapsulates a single high level function, such as feeding
@@ -123,11 +122,9 @@ struct usb_interface {
 					 * active alternate setting */
 	unsigned num_altsetting;	/* number of alternate settings */
 
-	struct usb_driver *driver;	/* driver */
 	int minor;			/* minor number this interface is bound to */
 	struct device dev;		/* interface specific device info */
 	struct class_device *class_dev;
-	struct completion *released;	/* wait for release */
 };
 #define	to_usb_interface(d) container_of(d, struct usb_interface, dev)
 #define	interface_to_usbdev(intf) \
@@ -143,6 +140,9 @@ static inline void usb_set_intfdata (struct usb_interface *intf, void *data)
 	dev_set_drvdata(&intf->dev, data);
 }
 
+struct usb_interface *usb_get_intf(struct usb_interface *intf);
+void usb_put_intf(struct usb_interface *intf);
+
 /* this maximum is arbitrary */
 #define USB_MAXINTERFACES	32
 
@@ -318,7 +318,21 @@ extern int usb_get_current_frame_number (struct usb_device *usb_dev);
 /* used these for multi-interface device registration */
 extern int usb_driver_claim_interface(struct usb_driver *driver,
 			struct usb_interface *iface, void* priv);
-extern int usb_interface_claimed(struct usb_interface *iface);
+
+/**
+ * usb_interface_claimed - returns true iff an interface is claimed
+ * @iface: the interface being checked
+ *
+ * Returns true (nonzero) iff the interface is claimed, else false (zero).
+ * Callers must own the driver model's usb bus readlock.  So driver
+ * probe() entries don't need extra locking, but other call contexts
+ * may need to explicitly claim that lock.
+ *
+ */
+static int inline usb_interface_claimed(struct usb_interface *iface) {
+	return (iface->dev.driver != NULL);
+}
+
 extern void usb_driver_release_interface(struct usb_driver *driver,
 			struct usb_interface *iface);
 const struct usb_device_id *usb_match_id(struct usb_interface *interface,
@@ -904,7 +918,6 @@ extern int usb_string(struct usb_device *dev, int index,
 /* wrappers that also update important state inside usbcore */
 extern int usb_clear_halt(struct usb_device *dev, int pipe);
 extern int usb_reset_configuration(struct usb_device *dev);
-extern int usb_set_configuration(struct usb_device *dev, int configuration);
 extern int usb_set_interface(struct usb_device *dev, int ifnum, int alternate);
 
 /*
diff --git a/include/linux/usb_ch9.h b/include/linux/usb_ch9.h
index 682e95114870..2a9e19b10c64 100644
--- a/include/linux/usb_ch9.h
+++ b/include/linux/usb_ch9.h
@@ -68,6 +68,20 @@
 #define USB_REQ_SET_INTERFACE		0x0B
 #define USB_REQ_SYNCH_FRAME		0x0C
 
+/*
+ * USB feature flags are written using USB_REQ_{CLEAR,SET}_FEATURE, and
+ * are read as a bit array returned by USB_REQ_GET_STATUS.  (So there
+ * are at most sixteen features of each type.)
+ */
+#define USB_DEVICE_SELF_POWERED		0	/* (read only) */
+#define USB_DEVICE_REMOTE_WAKEUP	1	/* dev may initiate wakeup */
+#define USB_DEVICE_TEST_MODE		2	/* (high speed only) */
+#define USB_DEVICE_B_HNP_ENABLE		3	/* dev may initiate HNP */
+#define USB_DEVICE_A_HNP_SUPPORT	4	/* RH port supports HNP */
+#define USB_DEVICE_A_ALT_HNP_SUPPORT	5	/* other RH port does */
+
+#define USB_ENDPOINT_HALT		0	/* IN/OUT will STALL */
+
 
 /**
  * struct usb_ctrlrequest - SETUP data for a USB device control request
diff --git a/include/linux/usb_gadget.h b/include/linux/usb_gadget.h
index 503abfe9a9aa..3ba4e10d0372 100644
--- a/include/linux/usb_gadget.h
+++ b/include/linux/usb_gadget.h
@@ -731,6 +731,15 @@ int usb_descriptor_fillbuf(void *, unsigned,
 int usb_gadget_config_buf(const struct usb_config_descriptor *config,
 	void *buf, unsigned buflen, const struct usb_descriptor_header **desc);
 
+/*-------------------------------------------------------------------------*/
+
+/* utility wrapping a simple endpoint selection policy */
+
+extern struct usb_ep *usb_ep_autoconfig (struct usb_gadget *,
+			struct usb_endpoint_descriptor *) __init;
+
+extern void usb_ep_autoconfig_reset (struct usb_gadget *) __init;
+
 #endif  /* __KERNEL__ */
 
 #endif	/* __LINUX_USB_GADGET_H */