Merge branch 'next' into for-linus

17 files changed, 125 insertions, 44 deletions

diff --git a/include/linux/usb/Kbuild b/include/linux/usb/Kbuild
index 51410e0200cf..ed91fb62674b 100644
--- a/include/linux/usb/Kbuild
+++ b/include/linux/usb/Kbuild
@@ -2,6 +2,7 @@ header-y += audio.h
 header-y += cdc.h
 header-y += ch9.h
 header-y += ch11.h
+header-y += functionfs.h
 header-y += gadgetfs.h
 header-y += midi.h
 header-y += g_printer.h
diff --git a/include/linux/usb/cdc.h b/include/linux/usb/cdc.h
index 5e86dc771da4..81a927930bfd 100644
--- a/include/linux/usb/cdc.h
+++ b/include/linux/usb/cdc.h
@@ -89,7 +89,7 @@ struct usb_cdc_acm_descriptor {
 
 #define USB_CDC_COMM_FEATURE    0x01
 #define USB_CDC_CAP_LINE        0x02
-#define USB_CDC_CAP_BRK 0x04
+#define USB_CDC_CAP_BRK         0x04
 #define USB_CDC_CAP_NOTIFY      0x08
 
 /* "Union Functional Descriptor" from CDC spec 5.2.3.8 */
@@ -271,6 +271,11 @@ struct usb_cdc_notification {
         __le16  wLength;
 } __attribute__ ((packed));
 
+struct usb_cdc_speed_change {
+        __le32  DLBitRRate;     /* contains the downlink bit rate (IN pipe) */
+        __le32  ULBitRate;      /* contains the uplink bit rate (OUT pipe) */
+} __attribute__ ((packed));
+
 /*-------------------------------------------------------------------------*/
 
 /*
@@ -292,7 +297,7 @@ struct usb_cdc_ncm_ntb_parameters {
         __le16  wNdpOutDivisor;
         __le16  wNdpOutPayloadRemainder;
         __le16  wNdpOutAlignment;
-        __le16  wPadding2;
+        __le16  wNtbOutMaxDatagrams;
 } __attribute__ ((packed));
 
 /*
@@ -307,7 +312,7 @@ struct usb_cdc_ncm_nth16 {
         __le16  wHeaderLength;
         __le16  wSequence;
         __le16  wBlockLength;
-        __le16  wFpIndex;
+        __le16  wNdpIndex;
 } __attribute__ ((packed));
 
 struct usb_cdc_ncm_nth32 {
@@ -315,7 +320,7 @@ struct usb_cdc_ncm_nth32 {
         __le16  wHeaderLength;
         __le16  wSequence;
         __le32  dwBlockLength;
-        __le32  dwFpIndex;
+        __le32  dwNdpIndex;
 } __attribute__ ((packed));
 
 /*
@@ -337,7 +342,7 @@ struct usb_cdc_ncm_dpe16 {
 struct usb_cdc_ncm_ndp16 {
         __le32  dwSignature;
         __le16  wLength;
-        __le16  wNextFpIndex;
+        __le16  wNextNdpIndex;
         struct  usb_cdc_ncm_dpe16 dpe16[0];
 } __attribute__ ((packed));
 
@@ -375,6 +380,7 @@ struct usb_cdc_ncm_ndp32 {
 #define USB_CDC_NCM_NCAP_ENCAP_COMMAND                  (1 << 2)
 #define USB_CDC_NCM_NCAP_MAX_DATAGRAM_SIZE              (1 << 3)
 #define USB_CDC_NCM_NCAP_CRC_MODE                       (1 << 4)
+#define USB_CDC_NCM_NCAP_NTB_INPUT_SIZE                 (1 << 5)
 
 /* CDC NCM subclass Table 6-3: NTB Parameter Structure */
 #define USB_CDC_NCM_NTB16_SUPPORTED                     (1 << 0)
@@ -392,6 +398,13 @@ struct usb_cdc_ncm_ndp32 {
 #define USB_CDC_NCM_NTB_MIN_IN_SIZE                     2048
 #define USB_CDC_NCM_NTB_MIN_OUT_SIZE                    2048
 
+/* NTB Input Size Structure */
+struct usb_cdc_ncm_ndp_input_size {
+        __le32  dwNtbInMaxSize;
+        __le16  wNtbInMaxDatagrams;
+        __le16  wReserved;
+} __attribute__ ((packed));
+
 /* CDC NCM subclass 6.2.11 SetCrcMode */
 #define USB_CDC_NCM_CRC_NOT_APPENDED                    0x00
 #define USB_CDC_NCM_CRC_APPENDED                        0x01
diff --git a/include/linux/usb/ch11.h b/include/linux/usb/ch11.h
index 10ec0699bea4..4ebaf0824179 100644
--- a/include/linux/usb/ch11.h
+++ b/include/linux/usb/ch11.h
@@ -26,6 +26,7 @@
 #define HUB_RESET_TT            9
 #define HUB_GET_TT_STATE        10
 #define HUB_STOP_TT             11
+#define HUB_SET_DEPTH           12
 
 /*
  * Hub class additional requests defined by USB 3.0 spec
@@ -61,6 +62,12 @@
 #define USB_PORT_FEAT_TEST              21
 #define USB_PORT_FEAT_INDICATOR         22
 #define USB_PORT_FEAT_C_PORT_L1         23
+#define USB_PORT_FEAT_C_PORT_LINK_STATE 25
+#define USB_PORT_FEAT_C_PORT_CONFIG_ERROR 26
+#define USB_PORT_FEAT_PORT_REMOTE_WAKE_MASK 27
+#define USB_PORT_FEAT_BH_PORT_RESET     28
+#define USB_PORT_FEAT_C_BH_PORT_RESET   29
+#define USB_PORT_FEAT_FORCE_LINKPM_ACCEPT 30
 
 /*
  * Port feature selectors added by USB 3.0 spec.
@@ -102,7 +109,6 @@ struct usb_port_status {
 #define USB_PORT_STAT_TEST              0x0800
 #define USB_PORT_STAT_INDICATOR         0x1000
 /* bits 13 to 15 are reserved */
-#define USB_PORT_STAT_SUPER_SPEED       0x8000  /* Linux-internal */
 
 /*
  * Additions to wPortStatus bit field from USB 3.0
@@ -110,8 +116,14 @@ struct usb_port_status {
  */
 #define USB_PORT_STAT_LINK_STATE        0x01e0
 #define USB_SS_PORT_STAT_POWER          0x0200
+#define USB_SS_PORT_STAT_SPEED          0x1c00
 #define USB_PORT_STAT_SPEED_5GBPS       0x0000
 /* Valid only if port is enabled */
+/* Bits that are the same from USB 2.0 */
+#define USB_SS_PORT_STAT_MASK (USB_PORT_STAT_CONNECTION |           \
+                                USB_PORT_STAT_ENABLE |      \
+                                USB_PORT_STAT_OVERCURRENT | \
+                                USB_PORT_STAT_RESET)
 
 /*
  * Definitions for PORT_LINK_STATE values
@@ -132,8 +144,8 @@ struct usb_port_status {
 
 /*
  * wPortChange bit field
- * See USB 2.0 spec Table 11-22
- * Bits 0 to 4 shown, bits 5 to 15 are reserved
+ * See USB 2.0 spec Table 11-22 and USB 2.0 LPM ECN Table-4.10
+ * Bits 0 to 5 shown, bits 6 to 15 are reserved
  */
 #define USB_PORT_STAT_C_CONNECTION      0x0001
 #define USB_PORT_STAT_C_ENABLE          0x0002
@@ -141,6 +153,13 @@ struct usb_port_status {
 #define USB_PORT_STAT_C_OVERCURRENT     0x0008
 #define USB_PORT_STAT_C_RESET           0x0010
 #define USB_PORT_STAT_C_L1              0x0020
+/*
+ * USB 3.0 wPortChange bit fields
+ * See USB 3.0 spec Table 10-11
+ */
+#define USB_PORT_STAT_C_BH_RESET        0x0020
+#define USB_PORT_STAT_C_LINK_STATE      0x0040
+#define USB_PORT_STAT_C_CONFIG_ERROR    0x0080
 
 /*
  * wHubCharacteristics (masks)
@@ -175,7 +194,9 @@ struct usb_hub_status {
  */
 
 #define USB_DT_HUB                      (USB_TYPE_CLASS | 0x09)
+#define USB_DT_SS_HUB                   (USB_TYPE_CLASS | 0x0a)
 #define USB_DT_HUB_NONVAR_SIZE          7
+#define USB_DT_SS_HUB_SIZE              12
 
 struct usb_hub_descriptor {
         __u8  bDescLength;
@@ -184,11 +205,22 @@ struct usb_hub_descriptor {
         __le16 wHubCharacteristics;
         __u8  bPwrOn2PwrGood;
         __u8  bHubContrCurrent;
-                /* add 1 bit for hub status change; round to bytes */
-        __u8  DeviceRemovable[(USB_MAXCHILDREN + 1 + 7) / 8];
-        __u8  PortPwrCtrlMask[(USB_MAXCHILDREN + 1 + 7) / 8];
-} __attribute__ ((packed));
 
+        /* 2.0 and 3.0 hubs differ here */
+        union {
+                struct {
+                        /* add 1 bit for hub status change; round to bytes */
+                        __u8  DeviceRemovable[(USB_MAXCHILDREN + 1 + 7) / 8];
+                        __u8  PortPwrCtrlMask[(USB_MAXCHILDREN + 1 + 7) / 8];
+                }  __attribute__ ((packed)) hs;
+
+                struct {
+                        __u8 bHubHdrDecLat;
+                        __u16 wHubDelay;
+                        __u16 DeviceRemovable;
+                }  __attribute__ ((packed)) ss;
+        } u;
+} __attribute__ ((packed));
 
 /* port indicator status selectors, tables 11-7 and 11-25 */
 #define HUB_LED_AUTO    0
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h
index ab461948b579..b72f305ce6bd 100644
--- a/include/linux/usb/ch9.h
+++ b/include/linux/usb/ch9.h
@@ -584,7 +584,9 @@ struct usb_ss_ep_comp_descriptor {
 
 #define USB_DT_SS_EP_COMP_SIZE          6
 /* Bits 4:0 of bmAttributes if this is a bulk endpoint */
-#define USB_SS_MAX_STREAMS(p)           (1 << (p & 0x1f))
+#define USB_SS_MAX_STREAMS(p)           (1 << ((p) & 0x1f))
+/* Bits 1:0 of bmAttributes if this is an isoc endpoint */
+#define USB_SS_MULT(p)                  (1 + ((p) & 0x3))
 
 /*-------------------------------------------------------------------------*/
 
diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index 3d29a7dcac2d..882a084a8411 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -188,7 +188,7 @@ ep_choose(struct usb_gadget *g, struct usb_endpoint_descriptor *hs,
  * @bind() method is then used to initialize all the functions and then
  * call @usb_add_function() for them.
  *
- * Those functions would normally be independant of each other, but that's
+ * Those functions would normally be independent of each other, but that's
  * not mandatory.  CDC WMC devices are an example where functions often
  * depend on other functions, with some functions subsidiary to others.
  * Such interdependency may be managed in any way, so long as all of the
diff --git a/include/linux/usb/ehci_def.h b/include/linux/usb/ehci_def.h
index 2e262cb15425..e49dfd45baa4 100644
--- a/include/linux/usb/ehci_def.h
+++ b/include/linux/usb/ehci_def.h
@@ -127,7 +127,9 @@ struct ehci_regs {
 #define PORT_WKDISC_E   (1<<21)         /* wake on disconnect (enable) */
 #define PORT_WKCONN_E   (1<<20)         /* wake on connect (enable) */
 /* 19:16 for port testing */
-#define PORT_TEST_PKT   (0x4<<16)       /* Port Test Control - packet test */
+#define PORT_TEST(x)    (((x)&0xf)<<16) /* Port Test Control */
+#define PORT_TEST_PKT   PORT_TEST(0x4)  /* Port Test Control - packet test */
+#define PORT_TEST_FORCE PORT_TEST(0x5)  /* Port Test Control - force enable */
 #define PORT_LED_OFF    (0<<14)
 #define PORT_LED_AMBER  (1<<14)
 #define PORT_LED_GREEN  (2<<14)
@@ -157,7 +159,7 @@ struct ehci_regs {
 #define USBMODE_CM_IDLE (0<<0)          /* idle state */
 
 /* Moorestown has some non-standard registers, partially due to the fact that
- * its EHCI controller has both TT and LPM support. HOSTPCx are extentions to
+ * its EHCI controller has both TT and LPM support. HOSTPCx are extensions to
  * PORTSCx
  */
 #define HOSTPC0         0x84            /* HOSTPC extension */
diff --git a/include/linux/usb/functionfs.h b/include/linux/usb/functionfs.h
index 6f649c13193b..7587ef934ba8 100644
--- a/include/linux/usb/functionfs.h
+++ b/include/linux/usb/functionfs.h
@@ -45,7 +45,7 @@ struct usb_functionfs_descs_head {
  * | off | name      | type         | description                          |
  * |-----+-----------+--------------+--------------------------------------|
  * |   0 | magic     | LE32         | FUNCTIONFS_{FS,HS}_DESCRIPTORS_MAGIC |
- * |   4 | lenght    | LE32         | length of the whole data chunk       |
+ * |   4 | length    | LE32         | length of the whole data chunk       |
  * |   8 | fs_count  | LE32         | number of full-speed descriptors     |
  * |  12 | hs_count  | LE32         | number of high-speed descriptors     |
  * |  16 | fs_descrs | Descriptor[] | list of full-speed descriptors       |
@@ -86,7 +86,7 @@ struct usb_functionfs_strings_head {
  * |   0 | lang    | LE16              | language code                      |
  * |   2 | strings | String[str_count] | array of strings in given language |
  *
- * For each string ther is one strings entry (ie. there are str_count
+ * For each string there is one strings entry (ie. there are str_count
  * string entries).  Each String is a NUL terminated string encoded in
  * UTF-8.
  */
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index 006412ce2303..e538172c0f64 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -72,7 +72,7 @@ struct usb_ep;
  * Bulk endpoints can use any size buffers, and can also be used for interrupt
  * transfers. interrupt-only endpoints can be much less functional.
  *
- * NOTE:  this is analagous to 'struct urb' on the host side, except that
+ * NOTE:  this is analogous to 'struct urb' on the host side, except that
  * it's thinner and promotes more pre-allocation.
  */
 
@@ -269,7 +269,7 @@ static inline void usb_ep_free_request(struct usb_ep *ep,
  *
  * Control endpoints ... after getting a setup() callback, the driver queues
  * one response (even if it would be zero length).  That enables the
- * status ack, after transfering data as specified in the response.  Setup
+ * status ack, after transferring data as specified in the response.  Setup
  * functions may return negative error codes to generate protocol stalls.
  * (Note that some USB device controllers disallow protocol stall responses
  * in some cases.)  When control responses are deferred (the response is
diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h
index a854fe89484e..0097136ba45d 100644
--- a/include/linux/usb/hcd.h
+++ b/include/linux/usb/hcd.h
@@ -76,6 +76,10 @@ struct usb_hcd {
         struct kref             kref;           /* reference counter */
 
         const char              *product_desc;  /* product/vendor string */
+        int                     speed;          /* Speed for this roothub.
+                                                 * May be different from
+                                                 * hcd->driver->flags & HCD_MASK
+                                                 */
         char                    irq_descr[24];  /* driver + bus # */
 
         struct timer_list       rh_timer;       /* drives root-hub polling */
@@ -99,6 +103,8 @@ struct usb_hcd {
 #define HCD_FLAG_POLL_RH                2       /* poll for rh status? */
 #define HCD_FLAG_POLL_PENDING           3       /* status has changed? */
 #define HCD_FLAG_WAKEUP_PENDING         4       /* root hub is resuming? */
+#define HCD_FLAG_RH_RUNNING             5       /* root hub is running? */
+#define HCD_FLAG_DEAD                   6       /* controller has died? */
 
         /* The flags can be tested using these macros; they are likely to
          * be slightly faster than test_bit().
@@ -108,6 +114,8 @@ struct usb_hcd {
 #define HCD_POLL_RH(hcd)        ((hcd)->flags & (1U << HCD_FLAG_POLL_RH))
 #define HCD_POLL_PENDING(hcd)   ((hcd)->flags & (1U << HCD_FLAG_POLL_PENDING))
 #define HCD_WAKEUP_PENDING(hcd) ((hcd)->flags & (1U << HCD_FLAG_WAKEUP_PENDING))
+#define HCD_RH_RUNNING(hcd)     ((hcd)->flags & (1U << HCD_FLAG_RH_RUNNING))
+#define HCD_DEAD(hcd)           ((hcd)->flags & (1U << HCD_FLAG_DEAD))
 
         /* Flags that get set only during HCD registration or removal. */
         unsigned                rh_registered:1;/* is root hub registered? */
@@ -138,7 +146,9 @@ struct usb_hcd {
          * bandwidth_mutex should be dropped after a successful control message
          * to the device, or resetting the bandwidth after a failed attempt.
          */
-        struct mutex            bandwidth_mutex;
+        struct mutex            *bandwidth_mutex;
+        struct usb_hcd          *shared_hcd;
+        struct usb_hcd          *primary_hcd;
 
 
 #define HCD_BUFFER_POOLS        4
@@ -201,6 +211,7 @@ struct hc_driver {
         int     flags;
 #define HCD_MEMORY      0x0001          /* HC regs use memory (else I/O) */
 #define HCD_LOCAL_MEM   0x0002          /* HC needs local memory */
+#define HCD_SHARED      0x0004          /* Two (or more) usb_hcds share HW */
 #define HCD_USB11       0x0010          /* USB 1.1 */
 #define HCD_USB2        0x0020          /* USB 2.0 */
 #define HCD_USB3        0x0040          /* USB 3.0 */
@@ -234,6 +245,19 @@ struct hc_driver {
         int     (*urb_dequeue)(struct usb_hcd *hcd,
                                 struct urb *urb, int status);
 
+        /*
+         * (optional) these hooks allow an HCD to override the default DMA
+         * mapping and unmapping routines.  In general, they shouldn't be
+         * necessary unless the host controller has special DMA requirements,
+         * such as alignment contraints.  If these are not specified, the
+         * general usb_hcd_(un)?map_urb_for_dma functions will be used instead
+         * (and it may be a good idea to call these functions in your HCD
+         * implementation)
+         */
+        int     (*map_urb_for_dma)(struct usb_hcd *hcd, struct urb *urb,
+                                   gfp_t mem_flags);
+        void    (*unmap_urb_for_dma)(struct usb_hcd *hcd, struct urb *urb);
+
         /* hw synch, freeing endpoint resources that urb_dequeue can't */
         void    (*endpoint_disable)(struct usb_hcd *hcd,
                         struct usb_host_endpoint *ep);
@@ -330,8 +354,10 @@ 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,
                 int status);
-extern void unmap_urb_setup_for_dma(struct usb_hcd *, struct urb *);
-extern void unmap_urb_for_dma(struct usb_hcd *, struct urb *);
+extern int usb_hcd_map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb,
+                gfp_t mem_flags);
+extern void usb_hcd_unmap_urb_setup_for_dma(struct usb_hcd *, struct urb *);
+extern void usb_hcd_unmap_urb_for_dma(struct usb_hcd *, struct urb *);
 extern void usb_hcd_flush_endpoint(struct usb_device *udev,
                 struct usb_host_endpoint *ep);
 extern void usb_hcd_disable_endpoint(struct usb_device *udev,
@@ -347,8 +373,12 @@ extern int usb_hcd_get_frame_number(struct usb_device *udev);
 
 extern struct usb_hcd *usb_create_hcd(const struct hc_driver *driver,
                 struct device *dev, const char *bus_name);
+extern struct usb_hcd *usb_create_shared_hcd(const struct hc_driver *driver,
+                struct device *dev, const char *bus_name,
+                struct usb_hcd *shared_hcd);
 extern struct usb_hcd *usb_get_hcd(struct usb_hcd *hcd);
 extern void usb_put_hcd(struct usb_hcd *hcd);
+extern int usb_hcd_is_primary_hcd(struct usb_hcd *hcd);
 extern int usb_add_hcd(struct usb_hcd *hcd,
                 unsigned int irqnum, unsigned long irqflags);
 extern void usb_remove_hcd(struct usb_hcd *hcd);
@@ -622,13 +652,6 @@ static inline void usbmon_urb_complete(struct usb_bus *bus, struct urb *urb,
 
 /*-------------------------------------------------------------------------*/
 
-/* hub.h ... DeviceRemovable in 2.4.2-ac11, gone in 2.4.10 */
-/* bleech -- resurfaced in 2.4.11 or 2.4.12 */
-#define bitmap  DeviceRemovable
-
-
-/*-------------------------------------------------------------------------*/
-
 /* random stuff */
 
 #define RUN_CONTEXT (in_irq() ? "in_irq" \
diff --git a/include/linux/usb/midi.h b/include/linux/usb/midi.h
index 1d1040865661..c8c52e3c91de 100644
--- a/include/linux/usb/midi.h
+++ b/include/linux/usb/midi.h
@@ -70,7 +70,7 @@ struct usb_midi_out_jack_descriptor {
         __u8  bJackID;
         __u8  bNrInputPins;             /* p */
         struct usb_midi_source_pin pins[]; /* [p] */
-        /*__u8  iJack;  -- ommitted due to variable-sized pins[] */
+        /*__u8  iJack;  -- omitted due to variable-sized pins[] */
 } __attribute__ ((packed));
 
 #define USB_DT_MIDI_OUT_SIZE(p) (7 + 2 * (p))
diff --git a/include/linux/usb/msm_hsusb.h b/include/linux/usb/msm_hsusb.h
index 3675e03b1539..3657403eac18 100644
--- a/include/linux/usb/msm_hsusb.h
+++ b/include/linux/usb/msm_hsusb.h
@@ -55,7 +55,7 @@ enum otg_control_type {
 
 /**
  * struct msm_otg_platform_data - platform device data
- *              for msm72k_otg driver.
+ *              for msm_otg driver.
  * @phy_init_seq: PHY configuration sequence. val, reg pairs
  *              terminated by -1.
  * @vbus_power: VBUS power on/off routine.
diff --git a/include/linux/usb/msm_hsusb_hw.h b/include/linux/usb/msm_hsusb_hw.h
index b92e17349c7b..7d1babbff071 100644
--- a/include/linux/usb/msm_hsusb_hw.h
+++ b/include/linux/usb/msm_hsusb_hw.h
@@ -16,12 +16,8 @@
 #ifndef __LINUX_USB_GADGET_MSM72K_UDC_H__
 #define __LINUX_USB_GADGET_MSM72K_UDC_H__
 
-#ifdef CONFIG_ARCH_MSM7X00A
-#define USB_SBUSCFG          (MSM_USB_BASE + 0x0090)
-#else
 #define USB_AHBBURST         (MSM_USB_BASE + 0x0090)
 #define USB_AHBMODE          (MSM_USB_BASE + 0x0098)
-#endif
 #define USB_CAPLENGTH        (MSM_USB_BASE + 0x0100) /* 8 bit */
 
 #define USB_USBCMD           (MSM_USB_BASE + 0x0140)
diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h
index a1a1e7a73ec9..6e40718f5abe 100644
--- a/include/linux/usb/otg.h
+++ b/include/linux/usb/otg.h
@@ -66,6 +66,7 @@ struct otg_transceiver {
 
         u8                      default_a;
         enum usb_otg_state      state;
+        enum usb_xceiv_events   last_event;
 
         struct usb_bus          *host;
         struct usb_gadget       *gadget;
@@ -74,7 +75,7 @@ struct otg_transceiver {
         void __iomem                    *io_priv;
 
         /* for notification of usb_xceiv_events */
-        struct blocking_notifier_head   notifier;
+        struct atomic_notifier_head     notifier;
 
         /* to pass extra port status to the root hub */
         u16                     port_status;
@@ -234,13 +235,13 @@ otg_start_srp(struct otg_transceiver *otg)
 static inline int
 otg_register_notifier(struct otg_transceiver *otg, struct notifier_block *nb)
 {
-        return blocking_notifier_chain_register(&otg->notifier, nb);
+        return atomic_notifier_chain_register(&otg->notifier, nb);
 }
 
 static inline void
 otg_unregister_notifier(struct otg_transceiver *otg, struct notifier_block *nb)
 {
-        blocking_notifier_chain_unregister(&otg->notifier, nb);
+        atomic_notifier_chain_unregister(&otg->notifier, nb);
 }
 
 /* for OTG controller drivers (and maybe other stuff) */
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index c9049139a7a5..b29f70b2ecae 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -191,7 +191,8 @@ static inline void usb_set_serial_data(struct usb_serial *serial, void *data)
  * @id_table: pointer to a list of usb_device_id structures that define all
  *      of the devices this structure can support.
  * @num_ports: the number of different ports this device will have.
- * @bulk_in_size: bytes to allocate for bulk-in buffer (0 = end-point size)
+ * @bulk_in_size: minimum number of bytes to allocate for bulk-in buffer
+ *      (0 = end-point size)
  * @bulk_out_size: bytes to allocate for bulk-out buffer (0 = end-point size)
  * @calc_num_ports: pointer to a function to determine how many ports this
  *      device has dynamically.  It will be called after the probe()
@@ -260,7 +261,7 @@ struct usb_serial_driver {
                         const unsigned char *buf, int count);
         /* Called only by the tty layer */
         int  (*write_room)(struct tty_struct *tty);
-        int  (*ioctl)(struct tty_struct *tty, struct file *file,
+        int  (*ioctl)(struct tty_struct *tty,
                       unsigned int cmd, unsigned long arg);
         void (*set_termios)(struct tty_struct *tty,
                         struct usb_serial_port *port, struct ktermios *old);
@@ -268,8 +269,8 @@ struct usb_serial_driver {
         int  (*chars_in_buffer)(struct tty_struct *tty);
         void (*throttle)(struct tty_struct *tty);
         void (*unthrottle)(struct tty_struct *tty);
-        int  (*tiocmget)(struct tty_struct *tty, struct file *file);
-        int  (*tiocmset)(struct tty_struct *tty, struct file *file,
+        int  (*tiocmget)(struct tty_struct *tty);
+        int  (*tiocmset)(struct tty_struct *tty,
                          unsigned int set, unsigned int clear);
         int  (*get_icount)(struct tty_struct *tty,
                         struct serial_icounter_struct *icount);
diff --git a/include/linux/usb/ulpi.h b/include/linux/usb/ulpi.h
index 82b1507f4735..9595796d62ed 100644
--- a/include/linux/usb/ulpi.h
+++ b/include/linux/usb/ulpi.h
@@ -184,4 +184,9 @@
 struct otg_transceiver *otg_ulpi_create(struct otg_io_access_ops *ops,
                                         unsigned int flags);
 
+#ifdef CONFIG_USB_ULPI_VIEWPORT
+/* access ops for controllers with a viewport register */
+extern struct otg_io_access_ops ulpi_viewport_access_ops;
+#endif
+
 #endif /* __LINUX_USB_ULPI_H */
diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index 44842c8d38c0..3c7329b8ea0e 100644
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -97,11 +97,14 @@ struct driver_info {
 
 #define FLAG_LINK_INTR  0x0800          /* updates link (carrier) status */
 
+#define FLAG_POINTTOPOINT 0x1000        /* possibly use "usb%d" names */
+
 /*
  * Indicates to usbnet, that USB driver accumulates multiple IP packets.
  * Affects statistic (counters) and short packet handling.
  */
 #define FLAG_MULTI_PACKET       0x1000
+#define FLAG_RX_ASSEMBLE        0x2000  /* rx packets may span >1 frames */
 
         /* init device ... can sleep, or cause probe() failure */
         int     (*bind)(struct usbnet *, struct usb_interface *);
@@ -172,7 +175,9 @@ struct cdc_state {
 };
 
 extern int usbnet_generic_cdc_bind(struct usbnet *, struct usb_interface *);
+extern int usbnet_cdc_bind(struct usbnet *, struct usb_interface *);
 extern void usbnet_cdc_unbind(struct usbnet *, struct usb_interface *);
+extern void usbnet_cdc_status(struct usbnet *, struct urb *);
 
 /* CDC and RNDIS support the same host-chosen packet filters for IN transfers */
 #define DEFAULT_FILTER  (USB_CDC_PACKET_TYPE_BROADCAST \
diff --git a/include/linux/usb/wusb.h b/include/linux/usb/wusb.h
index 63ebdcc5dda6..0c4d4ca370ec 100644
--- a/include/linux/usb/wusb.h
+++ b/include/linux/usb/wusb.h
@@ -126,7 +126,7 @@ enum {
 /**
  * WUSB IE: Channel Stop (WUSB1.0[7.5.8])
  *
- * Tells devices the host is going to stop sending MMCs and will dissapear.
+ * Tells devices the host is going to stop sending MMCs and will disappear.
  */
 struct wuie_channel_stop {
         struct wuie_hdr hdr;