Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/usb-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/usb-2.6: (129 commits)
  [PATCH] USB Storage: fix Rio Karma eject support build error
  USB: Airprime driver improvements to allow full speed EvDO transfers
  USB: remove OTG build warning
  USB: EHCI update VIA workaround
  USB: force root hub resume after power loss
  USB: ohci_usb can oops on shutdown
  USB: Dealias -110 code (more complete)
  USB: Remove unneeded void * casts in core files
  USB: u132-hcd: host controller driver for ELAN U132 adapter
  USB: ftdi-elan: client driver for ELAN Uxxx adapters
  usb serial: support Alcor Micro Corp. USB 2.0 TO RS-232 through pl2303 driver
  USB: Moschip 7840 USB-Serial Driver
  USB: add PlayStation 2 Trance Vibrator driver
  USB: Add ADU support for Ontrak ADU devices
  aircable: fix printk format warnings
  Add AIRcable USB Bluetooth Dongle Driver
  cypress_m8: implement graceful failure handling
  cypress_m8: improve control endpoint error handling
  cypress_m8: use usb_fill_int_urb where appropriate
  cypress_m8: use appropriate URB polling interval
  ...

6 files changed, 302 insertions, 34 deletions

diff --git a/include/asm-arm/arch-pxa/udc.h b/include/asm-arm/arch-pxa/udc.h
index 30548a30c773..121cd241115d 100644
--- a/include/asm-arm/arch-pxa/udc.h
+++ b/include/asm-arm/arch-pxa/udc.h
@@ -12,6 +12,14 @@ struct pxa2xx_udc_mach_info {
         void (*udc_command)(int cmd);
 #define PXA2XX_UDC_CMD_CONNECT          0       /* let host see us */
 #define PXA2XX_UDC_CMD_DISCONNECT       1       /* so host won't see us */
+
+        /* Boards following the design guidelines in the developer's manual,
+         * with on-chip GPIOs not Lubbock's wierd hardware, can have a sane
+         * VBUS IRQ and omit the methods above.  Store the GPIO number
+         * here; for GPIO 0, also mask in one of the pxa_gpio_mode() bits.
+         */
+        u16     gpio_vbus;                      /* high == vbus present */
+        u16     gpio_pullup;                    /* high == pullup activated */
 };
 
 extern void pxa_set_udc_info(struct pxa2xx_udc_mach_info *info);
diff --git a/include/linux/usb.h b/include/linux/usb.h
index d2bd0c8e0154..0da15b0b02be 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -19,6 +19,7 @@
 #include <linux/fs.h>           /* for struct file_operations */
 #include <linux/completion.h>   /* for struct completion */
 #include <linux/sched.h>        /* for current && schedule_timeout */
+#include <linux/mutex.h>        /* for struct mutex */
 
 struct usb_device;
 struct usb_driver;
@@ -102,8 +103,13 @@ enum usb_interface_condition {
  *      number from the USB core by calling usb_register_dev().
  * @condition: binding state of the interface: not bound, binding
  *      (in probe()), bound to a driver, or unbinding (in disconnect())
+ * @is_active: flag set when the interface is bound and not suspended.
+ * @needs_remote_wakeup: flag set when the driver requires remote-wakeup
+ *      capability during autosuspend.
  * @dev: driver model's view of this device
  * @class_dev: driver model's class view of this device.
+ * @pm_usage_cnt: PM usage counter for this interface; autosuspend is not
+ *      allowed unless the counter is 0.
  *
  * USB device drivers attach to interfaces on a physical device.  Each
  * interface encapsulates a single high level function, such as feeding
@@ -142,8 +148,12 @@ struct usb_interface {
         int minor;                      /* minor number this interface is
                                          * bound to */
         enum usb_interface_condition condition;         /* state of binding */
+        unsigned is_active:1;           /* the interface is not suspended */
+        unsigned needs_remote_wakeup:1; /* driver requires remote wakeup */
+
         struct device dev;              /* interface specific device info */
         struct class_device *class_dev;
+        int pm_usage_cnt;               /* usage counter for autosuspend */
 };
 #define to_usb_interface(d) container_of(d, struct usb_interface, dev)
 #define interface_to_usbdev(intf) \
@@ -254,8 +264,6 @@ int __usb_get_extra_descriptor(char *buffer, unsigned size,
 
 /* ----------------------------------------------------------------------- */
 
-struct usb_operations;
-
 /* USB device number allocation bitmap */
 struct usb_devmap {
         unsigned long devicemap[128 / (8*sizeof(unsigned long))];
@@ -268,6 +276,7 @@ struct usb_bus {
         struct device *controller;      /* host/master side hardware */
         int busnum;                     /* Bus number (in order of reg) */
         char *bus_name;                 /* stable id (PCI slot_name etc) */
+        u8 uses_dma;                    /* Does the host controller use DMA? */
         u8 otg_port;                    /* 0, or number of OTG/HNP port */
         unsigned is_b_host:1;           /* true during some HNP roleswitches */
         unsigned b_hnp_enable:1;        /* OTG: did A-Host enable HNP? */
@@ -276,10 +285,8 @@ struct usb_bus {
                                          * round-robin allocation */
 
         struct usb_devmap devmap;       /* device address allocation map */
-        struct usb_operations *op;      /* Operations (specific to the HC) */
         struct usb_device *root_hub;    /* Root hub */
         struct list_head bus_list;      /* list of busses */
-        void *hcpriv;                   /* Host Controller private data */
 
         int bandwidth_allocated;        /* on this bus: how much of the time
                                          * reserved for periodic (intr/iso)
@@ -294,8 +301,6 @@ struct usb_bus {
         struct dentry *usbfs_dentry;    /* usbfs dentry entry for the bus */
 
         struct class_device *class_dev; /* class device for this bus */
-        struct kref kref;               /* reference counting for this bus */
-        void (*release)(struct usb_bus *bus);
 
 #if defined(CONFIG_USB_MON)
         struct mon_bus *mon_bus;        /* non-null when associated */
@@ -350,6 +355,7 @@ struct usb_device {
 
         unsigned short bus_mA;          /* Current available from the bus */
         u8 portnum;                     /* Parent port number (origin 1) */
+        u8 level;                       /* Number of USB hub ancestors */
 
         int have_langid;                /* whether string_langid is valid */
         int string_langid;              /* language ID for strings */
@@ -373,6 +379,15 @@ struct usb_device {
 
         int maxchild;                   /* Number of ports if hub */
         struct usb_device *children[USB_MAXCHILDREN];
+
+#ifdef CONFIG_PM
+        struct work_struct autosuspend; /* for delayed autosuspends */
+        struct mutex pm_mutex;          /* protects PM operations */
+        int pm_usage_cnt;               /* usage counter for autosuspend */
+
+        unsigned auto_pm:1;             /* autosuspend/resume in progress */
+        unsigned do_remote_wakeup:1;    /* remote wakeup should be enabled */
+#endif
 };
 #define to_usb_device(d) container_of(d, struct usb_device, dev)
 
@@ -384,7 +399,7 @@ extern void usb_put_dev(struct usb_device *dev);
 #define usb_unlock_device(udev)         up(&(udev)->dev.sem)
 #define usb_trylock_device(udev)        down_trylock(&(udev)->dev.sem)
 extern int usb_lock_device_for_reset(struct usb_device *udev,
-                struct usb_interface *iface);
+                                     const struct usb_interface *iface);
 
 /* USB port reset for device reinitialization */
 extern int usb_reset_device(struct usb_device *dev);
@@ -393,6 +408,17 @@ extern int usb_reset_composite_device(struct usb_device *dev,
 
 extern struct usb_device *usb_find_device(u16 vendor_id, u16 product_id);
 
+/* USB autosuspend and autoresume */
+#ifdef CONFIG_USB_SUSPEND
+extern int usb_autopm_get_interface(struct usb_interface *intf);
+extern void usb_autopm_put_interface(struct usb_interface *intf);
+
+#else
+#define usb_autopm_get_interface(intf)          0
+#define usb_autopm_put_interface(intf)          do {} while (0)
+#endif
+
+
 /*-------------------------------------------------------------------------*/
 
 /* for drivers using iso endpoints */
@@ -423,10 +449,10 @@ const struct usb_device_id *usb_match_id(struct usb_interface *interface,
 
 extern struct usb_interface *usb_find_interface(struct usb_driver *drv,
                 int minor);
-extern struct usb_interface *usb_ifnum_to_if(struct usb_device *dev,
+extern struct usb_interface *usb_ifnum_to_if(const struct usb_device *dev,
                 unsigned ifnum);
 extern struct usb_host_interface *usb_altnum_to_altsetting(
-                struct usb_interface *intf, unsigned int altnum);
+                const struct usb_interface *intf, unsigned int altnum);
 
 
 /**
@@ -464,6 +490,20 @@ static inline int usb_make_path (struct usb_device *dev, char *buf,
 
 /*-------------------------------------------------------------------------*/
 
+extern int usb_endpoint_dir_in(const struct usb_endpoint_descriptor *epd);
+extern int usb_endpoint_dir_out(const struct usb_endpoint_descriptor *epd);
+extern int usb_endpoint_xfer_bulk(const struct usb_endpoint_descriptor *epd);
+extern int usb_endpoint_xfer_int(const struct usb_endpoint_descriptor *epd);
+extern int usb_endpoint_xfer_isoc(const struct usb_endpoint_descriptor *epd);
+extern int usb_endpoint_is_bulk_in(const struct usb_endpoint_descriptor *epd);
+extern int usb_endpoint_is_bulk_out(const struct usb_endpoint_descriptor *epd);
+extern int usb_endpoint_is_int_in(const struct usb_endpoint_descriptor *epd);
+extern int usb_endpoint_is_int_out(const struct usb_endpoint_descriptor *epd);
+extern int usb_endpoint_is_isoc_in(const struct usb_endpoint_descriptor *epd);
+extern int usb_endpoint_is_isoc_out(const struct usb_endpoint_descriptor *epd);
+
+/*-------------------------------------------------------------------------*/
+
 #define USB_DEVICE_ID_MATCH_DEVICE \
                 (USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_PRODUCT)
 #define USB_DEVICE_ID_MATCH_DEV_RANGE \
@@ -540,7 +580,17 @@ struct usb_dynids {
 };
 
 /**
- * struct usb_driver - identifies USB driver to usbcore
+ * struct usbdrv_wrap - wrapper for driver-model structure
+ * @driver: The driver-model core driver structure.
+ * @for_devices: Non-zero for device drivers, 0 for interface drivers.
+ */
+struct usbdrv_wrap {
+        struct device_driver driver;
+        int for_devices;
+};
+
+/**
+ * struct usb_driver - identifies USB interface driver to usbcore
  * @name: The driver name should be unique among USB drivers,
  *      and should normally be the same as the module name.
  * @probe: Called to see if the driver is willing to manage a particular
@@ -567,12 +617,14 @@ struct usb_dynids {
  *      or your driver's probe function will never get called.
  * @dynids: used internally to hold the list of dynamically added device
  *      ids for this driver.
- * @driver: the driver model core driver structure.
+ * @drvwrap: Driver-model core structure wrapper.
  * @no_dynamic_id: if set to 1, the USB core will not allow dynamic ids to be
  *      added to this driver by preventing the sysfs file from being created.
+ * @supports_autosuspend: if set to 0, the USB core will not allow autosuspend
+ *      for interfaces bound to this driver.
  *
- * USB drivers must provide a name, probe() and disconnect() methods,
- * and an id_table.  Other driver fields are optional.
+ * USB interface drivers must provide a name, probe() and disconnect()
+ * methods, and an id_table.  Other driver fields are optional.
  *
  * The id_table is used in hotplugging.  It holds a set of descriptors,
  * and specialized data may be associated with each entry.  That table
@@ -606,10 +658,44 @@ struct usb_driver {
         const struct usb_device_id *id_table;
 
         struct usb_dynids dynids;
-        struct device_driver driver;
+        struct usbdrv_wrap drvwrap;
         unsigned int no_dynamic_id:1;
+        unsigned int supports_autosuspend:1;
 };
-#define to_usb_driver(d) container_of(d, struct usb_driver, driver)
+#define to_usb_driver(d) container_of(d, struct usb_driver, drvwrap.driver)
+
+/**
+ * struct usb_device_driver - identifies USB device driver to usbcore
+ * @name: The driver name should be unique among USB drivers,
+ *      and should normally be the same as the module name.
+ * @probe: Called to see if the driver is willing to manage a particular
+ *      device.  If it is, probe returns zero and uses dev_set_drvdata()
+ *      to associate driver-specific data with the device.  If unwilling
+ *      to manage the device, return a negative errno value.
+ * @disconnect: Called when the device is no longer accessible, usually
+ *      because it has been (or is being) disconnected or the driver's
+ *      module is being unloaded.
+ * @suspend: Called when the device is going to be suspended by the system.
+ * @resume: Called when the device is being resumed by the system.
+ * @drvwrap: Driver-model core structure wrapper.
+ * @supports_autosuspend: if set to 0, the USB core will not allow autosuspend
+ *      for devices bound to this driver.
+ *
+ * USB drivers must provide all the fields listed above except drvwrap.
+ */
+struct usb_device_driver {
+        const char *name;
+
+        int (*probe) (struct usb_device *udev);
+        void (*disconnect) (struct usb_device *udev);
+
+        int (*suspend) (struct usb_device *udev, pm_message_t message);
+        int (*resume) (struct usb_device *udev);
+        struct usbdrv_wrap drvwrap;
+        unsigned int supports_autosuspend:1;
+};
+#define to_usb_device_driver(d) container_of(d, struct usb_device_driver, \
+                drvwrap.driver)
 
 extern struct bus_type usb_bus_type;
 
@@ -633,13 +719,17 @@ struct usb_class_driver {
  * use these in module_init()/module_exit()
  * and don't forget MODULE_DEVICE_TABLE(usb, ...)
  */
-int usb_register_driver(struct usb_driver *, struct module *);
+extern int usb_register_driver(struct usb_driver *, struct module *);
 static inline int usb_register(struct usb_driver *driver)
 {
         return usb_register_driver(driver, THIS_MODULE);
 }
 extern void usb_deregister(struct usb_driver *);
 
+extern int usb_register_device_driver(struct usb_device_driver *,
+                        struct module *);
+extern void usb_deregister_device_driver(struct usb_device_driver *);
+
 extern int usb_register_dev(struct usb_interface *intf,
                             struct usb_class_driver *class_driver);
 extern void usb_deregister_dev(struct usb_interface *intf,
@@ -885,7 +975,7 @@ struct urb
  * @setup_packet: pointer to the setup_packet buffer
  * @transfer_buffer: pointer to the transfer buffer
  * @buffer_length: length of the transfer buffer
- * @complete: pointer to the usb_complete_t function
+ * @complete_fn: pointer to the usb_complete_t function
  * @context: what to set the urb context to.
  *
  * Initializes a control urb with the proper information needed to submit
@@ -897,7 +987,7 @@ static inline void usb_fill_control_urb (struct urb *urb,
                                          unsigned char *setup_packet,
                                          void *transfer_buffer,
                                          int buffer_length,
-                                         usb_complete_t complete,
+                                         usb_complete_t complete_fn,
                                          void *context)
 {
         spin_lock_init(&urb->lock);
@@ -906,7 +996,7 @@ static inline void usb_fill_control_urb (struct urb *urb,
         urb->setup_packet = setup_packet;
         urb->transfer_buffer = transfer_buffer;
         urb->transfer_buffer_length = buffer_length;
-        urb->complete = complete;
+        urb->complete = complete_fn;
         urb->context = context;
 }
 
@@ -917,7 +1007,7 @@ static inline void usb_fill_control_urb (struct urb *urb,
  * @pipe: the endpoint pipe
  * @transfer_buffer: pointer to the transfer buffer
  * @buffer_length: length of the transfer buffer
- * @complete: pointer to the usb_complete_t function
+ * @complete_fn: pointer to the usb_complete_t function
  * @context: what to set the urb context to.
  *
  * Initializes a bulk urb with the proper information needed to submit it
@@ -928,7 +1018,7 @@ static inline void usb_fill_bulk_urb (struct urb *urb,
                                       unsigned int pipe,
                                       void *transfer_buffer,
                                       int buffer_length,
-                                      usb_complete_t complete,
+                                      usb_complete_t complete_fn,
                                       void *context)
 {
         spin_lock_init(&urb->lock);
@@ -936,7 +1026,7 @@ static inline void usb_fill_bulk_urb (struct urb *urb,
         urb->pipe = pipe;
         urb->transfer_buffer = transfer_buffer;
         urb->transfer_buffer_length = buffer_length;
-        urb->complete = complete;
+        urb->complete = complete_fn;
         urb->context = context;
 }
 
@@ -947,7 +1037,7 @@ static inline void usb_fill_bulk_urb (struct urb *urb,
  * @pipe: the endpoint pipe
  * @transfer_buffer: pointer to the transfer buffer
  * @buffer_length: length of the transfer buffer
- * @complete: pointer to the usb_complete_t function
+ * @complete_fn: pointer to the usb_complete_t function
  * @context: what to set the urb context to.
  * @interval: what to set the urb interval to, encoded like
  *      the endpoint descriptor's bInterval value.
@@ -963,7 +1053,7 @@ static inline void usb_fill_int_urb (struct urb *urb,
                                      unsigned int pipe,
                                      void *transfer_buffer,
                                      int buffer_length,
-                                     usb_complete_t complete,
+                                     usb_complete_t complete_fn,
                                      void *context,
                                      int interval)
 {
@@ -972,7 +1062,7 @@ static inline void usb_fill_int_urb (struct urb *urb,
         urb->pipe = pipe;
         urb->transfer_buffer = transfer_buffer;
         urb->transfer_buffer_length = buffer_length;
-        urb->complete = complete;
+        urb->complete = complete_fn;
         urb->context = context;
         if (dev->speed == USB_SPEED_HIGH)
                 urb->interval = 1 << (interval - 1);
@@ -990,7 +1080,6 @@ extern int usb_submit_urb(struct urb *urb, gfp_t mem_flags);
 extern int usb_unlink_urb(struct urb *urb);
 extern void usb_kill_urb(struct urb *urb);
 
-#define HAVE_USB_BUFFERS
 void *usb_buffer_alloc (struct usb_device *dev, size_t size,
         gfp_t mem_flags, dma_addr_t *dma);
 void usb_buffer_free (struct usb_device *dev, size_t size,
@@ -1003,14 +1092,14 @@ void usb_buffer_unmap (struct urb *urb);
 #endif
 
 struct scatterlist;
-int usb_buffer_map_sg (struct usb_device *dev, unsigned pipe,
-                struct scatterlist *sg, int nents);
+int usb_buffer_map_sg(const struct usb_device *dev, unsigned pipe,
+                      struct scatterlist *sg, int nents);
 #if 0
-void usb_buffer_dmasync_sg (struct usb_device *dev, unsigned pipe,
-                struct scatterlist *sg, int n_hw_ents);
+void usb_buffer_dmasync_sg(const struct usb_device *dev, unsigned pipe,
+                           struct scatterlist *sg, int n_hw_ents);
 #endif
-void usb_buffer_unmap_sg (struct usb_device *dev, unsigned pipe,
-                struct scatterlist *sg, int n_hw_ents);
+void usb_buffer_unmap_sg(const struct usb_device *dev, unsigned pipe,
+                         struct scatterlist *sg, int n_hw_ents);
 
 /*-------------------------------------------------------------------*
  *                         SYNCHRONOUS CALL SUPPORT                  *
@@ -1038,6 +1127,9 @@ extern int usb_clear_halt(struct usb_device *dev, int pipe);
 extern int usb_reset_configuration(struct usb_device *dev);
 extern int usb_set_interface(struct usb_device *dev, int ifnum, int alternate);
 
+/* this request isn't really synchronous, but it belongs with the others */
+extern int usb_driver_set_configuration(struct usb_device *udev, int config);
+
 /*
  * timeouts, in milliseconds, used for sending/receiving control messages
  * they typically complete within a few frames (msec) after they're issued
diff --git a/include/linux/usb/audio.h b/include/linux/usb/audio.h
new file mode 100644
index 000000000000..6bd235994dc2
--- /dev/null
+++ b/include/linux/usb/audio.h
@@ -0,0 +1,53 @@
+/*
+ * <linux/usb/audio.h> -- USB Audio definitions.
+ *
+ * Copyright (C) 2006 Thumtronics Pty Ltd.
+ * Developed for Thumtronics by Grey Innovation
+ * Ben Williamson <ben.williamson@greyinnovation.com>
+ *
+ * This software is distributed under the terms of the GNU General Public
+ * License ("GPL") version 2, as published by the Free Software Foundation.
+ *
+ * This file holds USB constants and structures defined
+ * by the USB Device Class Definition for Audio Devices.
+ * Comments below reference relevant sections of that document:
+ *
+ * http://www.usb.org/developers/devclass_docs/audio10.pdf
+ */
+
+#ifndef __LINUX_USB_AUDIO_H
+#define __LINUX_USB_AUDIO_H
+
+#include <linux/types.h>
+
+/* A.2 Audio Interface Subclass Codes */
+#define USB_SUBCLASS_AUDIOCONTROL       0x01
+#define USB_SUBCLASS_AUDIOSTREAMING     0x02
+#define USB_SUBCLASS_MIDISTREAMING      0x03
+
+/* 4.3.2  Class-Specific AC Interface Descriptor */
+struct usb_ac_header_descriptor {
+        __u8  bLength;                  // 8+n
+        __u8  bDescriptorType;          // USB_DT_CS_INTERFACE
+        __u8  bDescriptorSubtype;       // USB_MS_HEADER
+        __le16 bcdADC;                  // 0x0100
+        __le16 wTotalLength;            // includes Unit and Terminal desc.
+        __u8  bInCollection;            // n
+        __u8  baInterfaceNr[];          // [n]
+} __attribute__ ((packed));
+
+#define USB_DT_AC_HEADER_SIZE(n)        (8+(n))
+
+/* As above, but more useful for defining your own descriptors: */
+#define DECLARE_USB_AC_HEADER_DESCRIPTOR(n)                     \
+struct usb_ac_header_descriptor_##n {                           \
+        __u8  bLength;                                          \
+        __u8  bDescriptorType;                                  \
+        __u8  bDescriptorSubtype;                               \
+        __le16 bcdADC;                                          \
+        __le16 wTotalLength;                                    \
+        __u8  bInCollection;                                    \
+        __u8  baInterfaceNr[n];                                 \
+} __attribute__ ((packed))
+
+#endif
diff --git a/include/linux/usb/midi.h b/include/linux/usb/midi.h
new file mode 100644
index 000000000000..11a97d5ffd34
--- /dev/null
+++ b/include/linux/usb/midi.h
@@ -0,0 +1,112 @@
+/*
+ * <linux/usb/midi.h> -- USB MIDI definitions.
+ *
+ * Copyright (C) 2006 Thumtronics Pty Ltd.
+ * Developed for Thumtronics by Grey Innovation
+ * Ben Williamson <ben.williamson@greyinnovation.com>
+ *
+ * This software is distributed under the terms of the GNU General Public
+ * License ("GPL") version 2, as published by the Free Software Foundation.
+ *
+ * This file holds USB constants and structures defined
+ * by the USB Device Class Definition for MIDI Devices.
+ * Comments below reference relevant sections of that document:
+ *
+ * http://www.usb.org/developers/devclass_docs/midi10.pdf
+ */
+
+#ifndef __LINUX_USB_MIDI_H
+#define __LINUX_USB_MIDI_H
+
+#include <linux/types.h>
+
+/* A.1  MS Class-Specific Interface Descriptor Subtypes */
+#define USB_MS_HEADER           0x01
+#define USB_MS_MIDI_IN_JACK     0x02
+#define USB_MS_MIDI_OUT_JACK    0x03
+#define USB_MS_ELEMENT          0x04
+
+/* A.2  MS Class-Specific Endpoint Descriptor Subtypes */
+#define USB_MS_GENERAL          0x01
+
+/* A.3  MS MIDI IN and OUT Jack Types */
+#define USB_MS_EMBEDDED         0x01
+#define USB_MS_EXTERNAL         0x02
+
+/* 6.1.2.1  Class-Specific MS Interface Header Descriptor */
+struct usb_ms_header_descriptor {
+        __u8  bLength;
+        __u8  bDescriptorType;
+        __u8  bDescriptorSubtype;
+        __le16 bcdMSC;
+        __le16 wTotalLength;
+} __attribute__ ((packed));
+
+#define USB_DT_MS_HEADER_SIZE   7
+
+/* 6.1.2.2  MIDI IN Jack Descriptor */
+struct usb_midi_in_jack_descriptor {
+        __u8  bLength;
+        __u8  bDescriptorType;          // USB_DT_CS_INTERFACE
+        __u8  bDescriptorSubtype;       // USB_MS_MIDI_IN_JACK
+        __u8  bJackType;                // USB_MS_EMBEDDED/EXTERNAL
+        __u8  bJackID;
+        __u8  iJack;
+} __attribute__ ((packed));
+
+#define USB_DT_MIDI_IN_SIZE     6
+
+struct usb_midi_source_pin {
+        __u8  baSourceID;
+        __u8  baSourcePin;
+} __attribute__ ((packed));
+
+/* 6.1.2.3  MIDI OUT Jack Descriptor */
+struct usb_midi_out_jack_descriptor {
+        __u8  bLength;
+        __u8  bDescriptorType;          // USB_DT_CS_INTERFACE
+        __u8  bDescriptorSubtype;       // USB_MS_MIDI_OUT_JACK
+        __u8  bJackType;                // USB_MS_EMBEDDED/EXTERNAL
+        __u8  bJackID;
+        __u8  bNrInputPins;             // p
+        struct usb_midi_source_pin pins[]; // [p]
+        /*__u8  iJack;  -- ommitted due to variable-sized pins[] */
+} __attribute__ ((packed));
+
+#define USB_DT_MIDI_OUT_SIZE(p) (7 + 2 * (p))
+
+/* As above, but more useful for defining your own descriptors: */
+#define DECLARE_USB_MIDI_OUT_JACK_DESCRIPTOR(p)                 \
+struct usb_midi_out_jack_descriptor_##p {                       \
+        __u8  bLength;                                          \
+        __u8  bDescriptorType;                                  \
+        __u8  bDescriptorSubtype;                               \
+        __u8  bJackType;                                        \
+        __u8  bJackID;                                          \
+        __u8  bNrInputPins;                                     \
+        struct usb_midi_source_pin pins[p];                     \
+        __u8  iJack;                                            \
+} __attribute__ ((packed))
+
+/* 6.2.2  Class-Specific MS Bulk Data Endpoint Descriptor */
+struct usb_ms_endpoint_descriptor {
+        __u8  bLength;                  // 4+n
+        __u8  bDescriptorType;          // USB_DT_CS_ENDPOINT
+        __u8  bDescriptorSubtype;       // USB_MS_GENERAL
+        __u8  bNumEmbMIDIJack;          // n
+        __u8  baAssocJackID[];          // [n]
+} __attribute__ ((packed));
+
+#define USB_DT_MS_ENDPOINT_SIZE(n)      (4 + (n))
+
+/* As above, but more useful for defining your own descriptors: */
+#define DECLARE_USB_MS_ENDPOINT_DESCRIPTOR(n)                   \
+struct usb_ms_endpoint_descriptor_##n {                         \
+        __u8  bLength;                                          \
+        __u8  bDescriptorType;                                  \
+        __u8  bDescriptorSubtype;                               \
+        __u8  bNumEmbMIDIJack;                                  \
+        __u8  baAssocJackID[n];                                 \
+} __attribute__ ((packed))
+
+#endif
diff --git a/include/linux/usb_otg.h b/include/linux/usb/otg.h
index f827f6e203c2..9897f7a818c5 100644
--- a/include/linux/usb_otg.h
+++ b/include/linux/usb/otg.h
@@ -1,4 +1,4 @@
-// include/linux/usb_otg.h 
+// include/linux/usb/otg.h
 
 /*
  * These APIs may be used between USB controllers.  USB device drivers
@@ -52,7 +52,7 @@ struct otg_transceiver {
         u16                     port_change;
 
         /* bind/unbind the host controller */
-        int     (*set_host)(struct otg_transceiver *otg,
+        int     (*set_host)(struct otg_transceiver *otg,
                                 struct usb_bus *host);
 
         /* bind/unbind the peripheral controller */
diff --git a/include/linux/usb_usual.h b/include/linux/usb_usual.h
index e7fc5fed5b98..2ae76fe52ff7 100644
--- a/include/linux/usb_usual.h
+++ b/include/linux/usb_usual.h
@@ -108,6 +108,9 @@ enum { US_DO_ALL_FLAGS };
 #ifdef CONFIG_USB_STORAGE_ALAUDA
 #define US_PR_ALAUDA    0xf4            /* Alauda chipsets */
 #endif
+#ifdef CONFIG_USB_STORAGE_KARMA
+#define US_PR_KARMA     0xf5            /* Rio Karma */
+#endif
 
 #define US_PR_DEVICE    0xff            /* Use device's value */