9 files changed, 321 insertions, 120 deletions

diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig
index b869076d9c7c..bc798edf0358 100644
--- a/drivers/usb/serial/Kconfig
+++ b/drivers/usb/serial/Kconfig
@@ -53,6 +53,15 @@ config USB_SERIAL_GENERIC
           support" be compiled as a module for this driver to be used
           properly.
 
+config USB_SERIAL_AIRPRIME
+        tristate "USB AirPrime CDMA Wireless Driver"
+        depends on USB_SERIAL
+        help
+          Say Y here if you want to use a AirPrime CDMA Wireless PC card.
+
+          To compile this driver as a module, choose M here: the
+          module will be called airprime.
+
 config USB_SERIAL_BELKIN
         tristate "USB Belkin and Peracom Single Port Serial Driver"
         depends on USB_SERIAL
@@ -395,6 +404,15 @@ config USB_SERIAL_PL2303
           To compile this driver as a module, choose M here: the
           module will be called pl2303.
 
+config USB_SERIAL_HP4X
+        tristate "USB HP4x Calculators support"
+        depends on USB_SERIAL
+        help
+          Say Y here if you want to use an Hewlett-Packard 4x Calculator.
+
+          To compile this driver as a module, choose M here: the
+          module will be called hp4x.
+
 config USB_SERIAL_SAFE
         tristate "USB Safe Serial (Encapsulated) Driver (EXPERIMENTAL)"
         depends on USB_SERIAL && EXPERIMENTAL
diff --git a/drivers/usb/serial/Makefile b/drivers/usb/serial/Makefile
index 351b81855b18..d56ff6d86cce 100644
--- a/drivers/usb/serial/Makefile
+++ b/drivers/usb/serial/Makefile
@@ -11,6 +11,7 @@ usbserial-obj-$(CONFIG_USB_EZUSB)		+= ezusb.o
 
 usbserial-objs  := usb-serial.o generic.o bus.o $(usbserial-obj-y)
 
+obj-$(CONFIG_USB_SERIAL_AIRPRIME)               += airprime.o
 obj-$(CONFIG_USB_SERIAL_BELKIN)                 += belkin_sa.o
 obj-$(CONFIG_USB_SERIAL_CP2101)                 += cp2101.o
 obj-$(CONFIG_USB_SERIAL_CYBERJACK)              += cyberjack.o
@@ -21,6 +22,7 @@ obj-$(CONFIG_USB_SERIAL_EDGEPORT_TI)		+= io_ti.o
 obj-$(CONFIG_USB_SERIAL_EMPEG)                  += empeg.o
 obj-$(CONFIG_USB_SERIAL_FTDI_SIO)               += ftdi_sio.o
 obj-$(CONFIG_USB_SERIAL_GARMIN)                 += garmin_gps.o
+obj-$(CONFIG_USB_SERIAL_HP4X)                   += hp4x.o
 obj-$(CONFIG_USB_SERIAL_IPAQ)                   += ipaq.o
 obj-$(CONFIG_USB_SERIAL_IPW)                    += ipw.o
 obj-$(CONFIG_USB_SERIAL_IR)                     += ir-usb.o
diff --git a/drivers/usb/serial/airprime.c b/drivers/usb/serial/airprime.c
new file mode 100644
index 000000000000..a4ce0008d69b
--- /dev/null
+++ b/drivers/usb/serial/airprime.c
@@ -0,0 +1,63 @@
+/*
+ * AirPrime CDMA Wireless Serial USB driver
+ *
+ * Copyright (C) 2005 Greg Kroah-Hartman <gregkh@suse.de>
+ *
+ *      This program is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU General Public License version
+ *      2 as published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/tty.h>
+#include <linux/module.h>
+#include <linux/usb.h>
+#include "usb-serial.h"
+
+static struct usb_device_id id_table [] = {
+        { USB_DEVICE(0xf3d, 0x0112) },
+        { },
+};
+MODULE_DEVICE_TABLE(usb, id_table);
+
+static struct usb_driver airprime_driver = {
+        .owner =        THIS_MODULE,
+        .name =         "airprime",
+        .probe =        usb_serial_probe,
+        .disconnect =   usb_serial_disconnect,
+        .id_table =     id_table,
+};
+
+static struct usb_serial_device_type airprime_device = {
+        .owner =                THIS_MODULE,
+        .name =                 "airprime",
+        .id_table =             id_table,
+        .num_interrupt_in =     NUM_DONT_CARE,
+        .num_bulk_in =          NUM_DONT_CARE,
+        .num_bulk_out =         NUM_DONT_CARE,
+        .num_ports =            1,
+};
+
+static int __init airprime_init(void)
+{
+        int retval;
+
+        retval = usb_serial_register(&airprime_device);
+        if (retval)
+                return retval;
+        retval = usb_register(&airprime_driver);
+        if (retval)
+                usb_serial_deregister(&airprime_device);
+        return retval;
+}
+
+static void __exit airprime_exit(void)
+{
+        usb_deregister(&airprime_driver);
+        usb_serial_deregister(&airprime_device);
+}
+
+module_init(airprime_init);
+module_exit(airprime_exit);
+MODULE_LICENSE("GPL");
diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c
index d165f42d560d..f34a9bb6a219 100644
--- a/drivers/usb/serial/cypress_m8.c
+++ b/drivers/usb/serial/cypress_m8.c
@@ -16,6 +16,14 @@
  * See http://geocities.com/i0xox0i for information on this driver and the
  * earthmate usb device.
  *
+ *  Lonnie Mendez <dignome@gmail.com>
+ *  4-29-2005
+ *      Fixed problem where setting or retreiving the serial config would fail with
+ *      EPIPE.  Removed CRTS toggling so the driver behaves more like other usbserial
+ *      adapters.  Issued new interval of 1ms instead of the default 10ms.  As a
+ *      result, transfer speed has been substantially increased.  From avg. 850bps to
+ *      avg. 3300bps.  initial termios has also been modified.  Cleaned up code and
+ *      formatting issues so it is more readable.  Replaced the C++ style comments.
  *
  *  Lonnie Mendez <dignome@gmail.com>
  *  12-15-2004
@@ -32,12 +40,6 @@
  *  10-2003
  *      Driver first released.
  *
- *
- * Long Term TODO:
- *      Improve transfer speeds - both read/write are somewhat slow
- *   at this point.
- *      Improve debugging.  Show modem line status with debug output and
- *   implement filtering for certain data as a module parameter.
  */
 
 /* Thanks to Neil Whelchel for writing the first cypress m8 implementation for linux. */
@@ -72,11 +74,12 @@
         static int debug;
 #endif
 static int stats;
+static int interval;
 
 /*
  * Version Information
  */
-#define DRIVER_VERSION "v1.08"
+#define DRIVER_VERSION "v1.09"
 #define DRIVER_AUTHOR "Lonnie Mendez <dignome@gmail.com>, Neil Whelchel <koyama@firstlight.net>"
 #define DRIVER_DESC "Cypress USB to Serial Driver"
 
@@ -130,7 +133,6 @@ struct cypress_private {
         char prev_status, diff_status;     /* used for TIOCMIWAIT */
         /* we pass a pointer to this as the arguement sent to cypress_set_termios old_termios */
         struct termios tmp_termios;        /* stores the old termios settings */
-        char calledfromopen;               /* used when issuing lines on open - fixes rts drop bug */
 };
 
 /* write buffer structure */
@@ -168,10 +170,8 @@ static void 		  cypress_buf_free(struct cypress_buf *cb);
 static void               cypress_buf_clear(struct cypress_buf *cb);
 static unsigned int       cypress_buf_data_avail(struct cypress_buf *cb);
 static unsigned int       cypress_buf_space_avail(struct cypress_buf *cb);
-static unsigned int       cypress_buf_put(struct cypress_buf *cb, const char *buf,
-                                          unsigned int count);
-static unsigned int       cypress_buf_get(struct cypress_buf *cb, char *buf,
-                                          unsigned int count);
+static unsigned int       cypress_buf_put(struct cypress_buf *cb, const char *buf, unsigned int count);
+static unsigned int       cypress_buf_get(struct cypress_buf *cb, char *buf, unsigned int count);
 
 
 static struct usb_serial_device_type cypress_earthmate_device = {
@@ -234,14 +234,13 @@ static struct usb_serial_device_type cypress_hidcom_device = {
  *****************************************************************************/
 
 
-/* This function can either set or retreive the current serial line settings */
+/* This function can either set or retrieve the current serial line settings */
 static int cypress_serial_control (struct usb_serial_port *port, unsigned baud_mask, int data_bits, int stop_bits,
                                    int parity_enable, int parity_type, int reset, int cypress_request_type)
 {
-        int i, n_baud_rate = 0, retval = 0;
+        int new_baudrate = 0, retval = 0, tries = 0;
         struct cypress_private *priv;
-        __u8 feature_buffer[5];
-        __u8 config;
+        __u8 feature_buffer[8];
         unsigned long flags;
 
         dbg("%s", __FUNCTION__);
@@ -256,7 +255,8 @@ static int cypress_serial_control (struct usb_serial_port *port, unsigned baud_m
                          * of 57600bps (I have no idea whether DeLorme chose to use the general purpose
                          * firmware or not), if you need to modify this speed setting for your own
                          * project please add your own chiptype and modify the code likewise.  The
-                         * Cypress HID->COM device will work successfully up to 115200bps.
+                         * Cypress HID->COM device will work successfully up to 115200bps (but the
+                         * actual throughput is around 3kBps).
                          */
                         if (baud_mask != priv->cbr_mask) {
                                 dbg("%s - baud rate is changing", __FUNCTION__);
@@ -265,109 +265,114 @@ static int cypress_serial_control (struct usb_serial_port *port, unsigned baud_m
                                          * but are not used with NMEA and SiRF protocols */
                                         
                                         if ( (baud_mask == B300) || (baud_mask == B600) ) {
-                                                err("%s - failed setting baud rate, unsupported speed (default to 4800)",
+                                                err("%s - failed setting baud rate, unsupported speed",
                                                     __FUNCTION__);
-                                                n_baud_rate = 4800;
-                                        } else if ( (n_baud_rate = mask_to_rate(baud_mask)) == -1) {
-                                                err("%s - failed setting baud rate, unsupported speed (default to 4800)",
+                                                new_baudrate = priv->baud_rate;
+                                        } else if ( (new_baudrate = mask_to_rate(baud_mask)) == -1) {
+                                                err("%s - failed setting baud rate, unsupported speed",
                                                     __FUNCTION__);
-                                                n_baud_rate = 4800;
+                                                new_baudrate = priv->baud_rate;
                                         }
                                 } else if (priv->chiptype == CT_CYPHIDCOM) {
-                                        if ( (n_baud_rate = mask_to_rate(baud_mask)) == -1) {
-                                                err("%s - failed setting baud rate, unsupported speed (default to 4800)",
+                                        if ( (new_baudrate = mask_to_rate(baud_mask)) == -1) {
+                                                err("%s - failed setting baud rate, unsupported speed",
                                                     __FUNCTION__);
-                                                n_baud_rate = 4800;
+                                                new_baudrate = priv->baud_rate;
                                         }
                                 } else if (priv->chiptype == CT_GENERIC) {
-                                        if ( (n_baud_rate = mask_to_rate(baud_mask)) == -1) {
-                                                err("%s - failed setting baud rate, unsupported speed (default to 4800)",
+                                        if ( (new_baudrate = mask_to_rate(baud_mask)) == -1) {
+                                                err("%s - failed setting baud rate, unsupported speed",
                                                     __FUNCTION__);
-                                                n_baud_rate = 4800;
+                                                new_baudrate = priv->baud_rate;
                                         }
                                 } else {
-                                        info("%s - please define your chiptype, using 4800bps default", __FUNCTION__);
-                                        n_baud_rate = 4800;
+                                        info("%s - please define your chiptype", __FUNCTION__);
+                                        new_baudrate = priv->baud_rate;
                                 }
                         } else {  /* baud rate not changing, keep the old */
-                                n_baud_rate = priv->baud_rate;
+                                new_baudrate = priv->baud_rate;
                         }
-                        dbg("%s - baud rate is being sent as %d", __FUNCTION__, n_baud_rate);
-
+                        dbg("%s - baud rate is being sent as %d", __FUNCTION__, new_baudrate);
                         
-                        /*
-                         * This algorithm accredited to Jiang Jay Zhang... thanks for all the help!
-                         */
-                        for (i = 0; i < 4; ++i) {
-                                feature_buffer[i] = ( n_baud_rate >> (i*8) & 0xFF );
-                        }
+                        memset(feature_buffer, 0, 8);
+                        /* fill the feature_buffer with new configuration */
+                        *((u_int32_t *)feature_buffer) = new_baudrate;
 
-                        config = 0;                      // reset config byte
-                        config |= data_bits;             // assign data bits in 2 bit space ( max 3 )
+                        feature_buffer[4] |= data_bits;   /* assign data bits in 2 bit space ( max 3 ) */
                         /* 1 bit gap */
-                        config |= (stop_bits << 3);      // assign stop bits in 1 bit space
-                        config |= (parity_enable << 4);  // assign parity flag in 1 bit space
-                        config |= (parity_type << 5);    // assign parity type in 1 bit space
+                        feature_buffer[4] |= (stop_bits << 3);   /* assign stop bits in 1 bit space */
+                        feature_buffer[4] |= (parity_enable << 4);   /* assign parity flag in 1 bit space */
+                        feature_buffer[4] |= (parity_type << 5);   /* assign parity type in 1 bit space */
                         /* 1 bit gap */
-                        config |= (reset << 7);          // assign reset at end of byte, 1 bit space
-
-                        feature_buffer[4] = config;
+                        feature_buffer[4] |= (reset << 7);   /* assign reset at end of byte, 1 bit space */
                                 
                         dbg("%s - device is being sent this feature report:", __FUNCTION__);
                         dbg("%s - %02X - %02X - %02X - %02X - %02X", __FUNCTION__, feature_buffer[0], feature_buffer[1],
                             feature_buffer[2], feature_buffer[3], feature_buffer[4]);
                         
+                        do {
                         retval = usb_control_msg (port->serial->dev, usb_sndctrlpipe(port->serial->dev, 0),
                                                   HID_REQ_SET_REPORT, USB_DIR_OUT | USB_RECIP_INTERFACE | USB_TYPE_CLASS,
-                                                  0x0300, 0, feature_buffer, 5, 500);
+                                                          0x0300, 0, feature_buffer, 8, 500);
+
+                                if (tries++ >= 3)
+                                        break;
 
-                        if (retval != 5)
+                                if (retval == EPIPE)
+                                        usb_clear_halt(port->serial->dev, 0x00);
+                        } while (retval != 8 && retval != ENODEV);
+
+                        if (retval != 8)
                                 err("%s - failed sending serial line settings - %d", __FUNCTION__, retval);
                         else {
                                 spin_lock_irqsave(&priv->lock, flags);
-                                priv->baud_rate = n_baud_rate;
+                                priv->baud_rate = new_baudrate;
                                 priv->cbr_mask = baud_mask;
-                                priv->current_config = config;
-                                ++priv->cmd_count;
+                                priv->current_config = feature_buffer[4];
                                 spin_unlock_irqrestore(&priv->lock, flags);
                         }
                 break;
                 case CYPRESS_GET_CONFIG:
                         dbg("%s - retreiving serial line settings", __FUNCTION__);
-                        /* reset values in feature buffer */
-                        memset(feature_buffer, 0, 5);
+                        /* set initial values in feature buffer */
+                        memset(feature_buffer, 0, 8);
 
+                        do {
                         retval = usb_control_msg (port->serial->dev, usb_rcvctrlpipe(port->serial->dev, 0),
                                                   HID_REQ_GET_REPORT, USB_DIR_IN | USB_RECIP_INTERFACE | USB_TYPE_CLASS,
-                                                  0x0300, 0, feature_buffer, 5, 500);
+                                                          0x0300, 0, feature_buffer, 8, 500);
+                                
+                                if (tries++ >= 3)
+                                        break;
+
+                                if (retval == EPIPE)
+                                        usb_clear_halt(port->serial->dev, 0x00);
+                        } while (retval != 5 && retval != ENODEV);
+
                         if (retval != 5) {
                                 err("%s - failed to retreive serial line settings - %d", __FUNCTION__, retval);
                                 return retval;
                         } else {
                                 spin_lock_irqsave(&priv->lock, flags);
+
                                 /* store the config in one byte, and later use bit masks to check values */
                                 priv->current_config = feature_buffer[4];
-                                /* reverse the process above to get the baud_mask value */
-                                n_baud_rate = 0; // reset bits
-                                for (i = 0; i < 4; ++i) {
-                                        n_baud_rate |= ( feature_buffer[i] << (i*8) );
-                                }
+                                priv->baud_rate = *((u_int32_t *)feature_buffer);
                                 
-                                priv->baud_rate = n_baud_rate;
-                                if ( (priv->cbr_mask = rate_to_mask(n_baud_rate)) == 0x40)
+                                if ( (priv->cbr_mask = rate_to_mask(priv->baud_rate)) == 0x40)
                                         dbg("%s - failed setting the baud mask (not defined)", __FUNCTION__);
-                                ++priv->cmd_count;
                                 spin_unlock_irqrestore(&priv->lock, flags);
                         }
-                        break;
-                default:
-                        err("%s - unsupported serial control command issued", __FUNCTION__);
         }
+        spin_lock_irqsave(&priv->lock, flags);
+        ++priv->cmd_count;
+        spin_unlock_irqrestore(&priv->lock, flags);
+
         return retval;
 } /* cypress_serial_control */
 
 
-/* given a baud mask, it will return speed on success */
+/* given a baud mask, it will return integer baud on success */
 static int mask_to_rate (unsigned mask)
 {
         int rate;
@@ -438,11 +443,12 @@ static int generic_startup (struct usb_serial *serial)
         
         usb_reset_configuration (serial->dev);
         
+        interval = 1;
         priv->cmd_ctrl = 0;
         priv->line_control = 0;
         priv->termios_initialized = 0;
-        priv->calledfromopen = 0;
         priv->rx_flags = 0;
+        priv->cbr_mask = B300;
         usb_set_serial_port_data(serial->port[0], priv);
         
         return (0);     
@@ -513,7 +519,6 @@ static int cypress_open (struct usb_serial_port *port, struct file *filp)
         dbg("%s - port %d", __FUNCTION__, port->number);
 
         /* clear halts before open */
-        usb_clear_halt(serial->dev, 0x00);
         usb_clear_halt(serial->dev, 0x81);
         usb_clear_halt(serial->dev, 0x02);
 
@@ -531,7 +536,6 @@ static int cypress_open (struct usb_serial_port *port, struct file *filp)
         /* raise both lines and set termios */
         spin_lock_irqsave(&priv->lock, flags);
         priv->line_control = CONTROL_DTR | CONTROL_RTS;
-        priv->calledfromopen = 1;
         priv->cmd_ctrl = 1;
         spin_unlock_irqrestore(&priv->lock, flags);
         result = cypress_write(port, NULL, 0);
@@ -553,7 +557,7 @@ static int cypress_open (struct usb_serial_port *port, struct file *filp)
         usb_fill_int_urb(port->interrupt_in_urb, serial->dev,
                 usb_rcvintpipe(serial->dev, port->interrupt_in_endpointAddress),
                 port->interrupt_in_urb->transfer_buffer, port->interrupt_in_urb->transfer_buffer_length,
-                cypress_read_int_callback, port, port->interrupt_in_urb->interval);
+                cypress_read_int_callback, port, interval);
         result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
 
         if (result){
@@ -680,12 +684,12 @@ static void cypress_send(struct usb_serial_port *port)
         spin_lock_irqsave(&priv->lock, flags);
         switch (port->interrupt_out_size) {
                 case 32:
-                        // this is for the CY7C64013...
+                        /* this is for the CY7C64013... */
                         offset = 2;
                         port->interrupt_out_buffer[0] = priv->line_control;
                         break;
                 case 8:
-                        // this is for the CY7C63743...
+                        /* this is for the CY7C63743... */
                         offset = 1;
                         port->interrupt_out_buffer[0] = priv->line_control;
                         break;
@@ -738,6 +742,7 @@ send:
 
         port->interrupt_out_urb->transfer_buffer_length = actual_size;
         port->interrupt_out_urb->dev = port->serial->dev;
+        port->interrupt_out_urb->interval = interval;
         result = usb_submit_urb (port->interrupt_out_urb, GFP_ATOMIC);
         if (result) {
                 dev_err(&port->dev, "%s - failed submitting write urb, error %d\n", __FUNCTION__,
@@ -910,7 +915,7 @@ static void cypress_set_termios (struct usb_serial_port *port, struct termios *o
         unsigned cflag, iflag, baud_mask;
         unsigned long flags;
         __u8 oldlines;
-        int linechange;
+        int linechange = 0;
         
         dbg("%s - port %d", __FUNCTION__, port->number);
 
@@ -996,15 +1001,7 @@ static void cypress_set_termios (struct usb_serial_port *port, struct termios *o
                         case B115200: dbg("%s - setting baud 115200bps", __FUNCTION__); break;
                         default: dbg("%s - unknown masked baud rate", __FUNCTION__);
                 }
-                priv->line_control |= CONTROL_DTR;
-                
-                /* toggle CRTSCTS? - don't do this if being called from cypress_open */
-                if (!priv->calledfromopen) {
-                        if (cflag & CRTSCTS)
-                                priv->line_control |= CONTROL_RTS;
-                        else
-                                priv->line_control &= ~CONTROL_RTS;
-                }
+                priv->line_control = (CONTROL_DTR | CONTROL_RTS);
         }
         spin_unlock_irqrestore(&priv->lock, flags);
         
@@ -1014,8 +1011,6 @@ static void cypress_set_termios (struct usb_serial_port *port, struct termios *o
         cypress_serial_control(port, baud_mask, data_bits, stop_bits, parity_enable,
                                parity_type, 0, CYPRESS_SET_CONFIG);
 
-        msleep(50);                     /* give some time between change and read (50ms) */
-
         /* we perform a CYPRESS_GET_CONFIG so that the current settings are filled into the private structure
          * this should confirm that all is working if it returns what we just set */
         cypress_serial_control(port, 0, 0, 0, 0, 0, 0, CYPRESS_GET_CONFIG);
@@ -1031,7 +1026,6 @@ static void cypress_set_termios (struct usb_serial_port *port, struct termios *o
                 dbg("Using custom termios settings for a baud rate of 4800bps.");
                 /* define custom termios settings for NMEA protocol */
 
-                
                 tty->termios->c_iflag /* input modes - */
                         &= ~(IGNBRK             /* disable ignore break */
                         | BRKINT                /* disable break causes interrupt */
@@ -1052,23 +1046,16 @@ static void cypress_set_termios (struct usb_serial_port *port, struct termios *o
                         | ISIG                  /* disable interrupt, quit, and suspend special characters */
                         | IEXTEN);              /* disable non-POSIX special characters */
 
-        } else if (priv->chiptype == CT_CYPHIDCOM) {
-
-                // Software app handling it for device...       
+        } /* CT_CYPHIDCOM: Application should handle this for device */
 
-        }
         linechange = (priv->line_control != oldlines);
         spin_unlock_irqrestore(&priv->lock, flags);
 
         /* if necessary, set lines */
-        if (!priv->calledfromopen && linechange) {
+        if (linechange) {
                 priv->cmd_ctrl = 1;
                 cypress_write(port, NULL, 0);
         }
-
-        if (priv->calledfromopen)
-                priv->calledfromopen = 0;
-        
 } /* cypress_set_termios */
 
  
@@ -1164,7 +1151,7 @@ static void cypress_read_int_callback(struct urb *urb, struct pt_regs *regs)
         spin_lock_irqsave(&priv->lock, flags);
         switch(urb->actual_length) {
                 case 32:
-                        // This is for the CY7C64013...
+                        /* This is for the CY7C64013... */
                         priv->current_status = data[0] & 0xF8;
                         bytes = data[1]+2;
                         i=2;
@@ -1172,7 +1159,7 @@ static void cypress_read_int_callback(struct urb *urb, struct pt_regs *regs)
                                 havedata = 1;
                         break;
                 case 8:
-                        // This is for the CY7C63743...
+                        /* This is for the CY7C63743... */
                         priv->current_status = data[0] & 0xF8;
                         bytes = (data[0] & 0x07)+1;
                         i=1;
@@ -1245,7 +1232,7 @@ continue_read:
                 port->interrupt_in_urb->transfer_buffer,
                 port->interrupt_in_urb->transfer_buffer_length,
                 cypress_read_int_callback, port,
-                port->interrupt_in_urb->interval);
+                interval);
         result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC);
         if (result)
                 dev_err(&urb->dev->dev, "%s - failed resubmitting read urb, error %d\n", __FUNCTION__, result);
@@ -1274,6 +1261,8 @@ static void cypress_write_int_callback(struct urb *urb, struct pt_regs *regs)
                         dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status);
                         priv->write_urb_in_use = 0;
                         return;
+                case -EPIPE: /* no break needed */
+                        usb_clear_halt(port->serial->dev, 0x02);
                 default:
                         /* error in the urb, so we have to resubmit it */
                         dbg("%s - Overflow in write", __FUNCTION__);
@@ -1535,3 +1524,5 @@ module_param(debug, bool, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(debug, "Debug enabled or not");
 module_param(stats, bool, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(stats, "Enable statistics or not");
+module_param(interval, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(interval, "Overrides interrupt interval");
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 4c788c767a97..52394f08a947 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -76,7 +76,7 @@
  *      Defererence pointers after any paranoid checks, not before.
  *
  * (21/Jun/2003) Erik Nygren
- *      Added support for Home Electronics Tira-1 IR tranceiver using FT232BM chip.
+ *      Added support for Home Electronics Tira-1 IR transceiver using FT232BM chip.
  *      See <http://www.home-electro.com/tira1.htm>.  Only operates properly 
  *      at 100000 and RTS-CTS, so set custom divisor mode on startup.
  *      Also force the Tira-1 and USB-UIRT to only use their custom baud rates.
@@ -91,7 +91,7 @@
  *      Minor whitespace and comment changes.
  *
  * (12/Jun/2003) David Norwood
- *      Added support for USB-UIRT IR tranceiver using 8U232AM chip.
+ *      Added support for USB-UIRT IR transceiver using 8U232AM chip.
  *      See <http://home.earthlink.net/~jrhees/USBUIRT/index.htm>.  Only
  *      operates properly at 312500, so set custom divisor mode on startup.
  *
@@ -272,6 +272,7 @@ static int debug;
 
 static struct usb_device_id id_table_sio [] = {
         { USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
+        { USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) },
         { }                                             /* Terminating entry */
 };
 
@@ -296,7 +297,6 @@ static struct usb_device_id id_table_8U232AM [] = {
         { USB_DEVICE_VER(FTDI_VID, FTDI_IRTRANS_PID, 0, 0x3ff) },
         { USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_PID, 0, 0x3ff) },
         { USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_ALT_PID, 0, 0x3ff) },
-        { USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_ALT_ALT_PID, 0, 0x3ff) },
         { USB_DEVICE_VER(FTDI_VID, FTDI_RELAIS_PID, 0, 0x3ff) },
         { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) },
         { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) },
@@ -369,11 +369,14 @@ static struct usb_device_id id_table_8U232AM [] = {
         { USB_DEVICE_VER(INTREPID_VID, INTREPID_NEOVI_PID, 0, 0x3ff) },
         { USB_DEVICE_VER(FALCOM_VID, FALCOM_TWIST_PID, 0, 0x3ff) },
         { USB_DEVICE_VER(FTDI_VID, FTDI_SUUNTO_SPORTS_PID, 0, 0x3ff) },
-        { USB_DEVICE_VER(FTDI_RM_VID, FTDI_RMCANVIEW_PID, 0, 0x3ff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_RM_CANVIEW_PID, 0, 0x3ff) },
         { USB_DEVICE_VER(BANDB_VID, BANDB_USOTL4_PID, 0, 0x3ff) },
         { USB_DEVICE_VER(BANDB_VID, BANDB_USTL4_PID, 0, 0x3ff) },
         { USB_DEVICE_VER(BANDB_VID, BANDB_USO9ML2_PID, 0, 0x3ff) },
         { USB_DEVICE_VER(FTDI_VID, EVER_ECO_PRO_CDS, 0, 0x3ff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_0_PID, 0, 0x3ff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID, 0, 0x3ff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID, 0, 0x3ff) },
         { }                                             /* Terminating entry */
 };
 
@@ -382,7 +385,6 @@ static struct usb_device_id id_table_FT232BM [] = {
         { USB_DEVICE_VER(FTDI_VID, FTDI_IRTRANS_PID, 0x400, 0xffff) },
         { USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_PID, 0x400, 0xffff) },
         { USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_ALT_PID, 0x400, 0xffff) },
-        { USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_ALT_ALT_PID, 0x400, 0xffff) },
         { USB_DEVICE_VER(FTDI_VID, FTDI_RELAIS_PID, 0x400, 0xffff) },
         { USB_DEVICE_VER(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID, 0x400, 0xffff) },
         { USB_DEVICE_VER(FTDI_VID, FTDI_XF_632_PID, 0x400, 0xffff) },
@@ -485,11 +487,15 @@ static struct usb_device_id id_table_FT232BM [] = {
         { USB_DEVICE_VER(INTREPID_VID, INTREPID_NEOVI_PID, 0x400, 0xffff) },
         { USB_DEVICE_VER(FALCOM_VID, FALCOM_TWIST_PID, 0x400, 0xffff) },
         { USB_DEVICE_VER(FTDI_VID, FTDI_SUUNTO_SPORTS_PID, 0x400, 0xffff) },
-        { USB_DEVICE_VER(FTDI_RM_VID, FTDI_RMCANVIEW_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_RM_CANVIEW_PID, 0x400, 0xffff) },
         { USB_DEVICE_VER(BANDB_VID, BANDB_USOTL4_PID, 0x400, 0xffff) },
         { USB_DEVICE_VER(BANDB_VID, BANDB_USTL4_PID, 0x400, 0xffff) },
         { USB_DEVICE_VER(BANDB_VID, BANDB_USO9ML2_PID, 0x400, 0xffff) },
         { USB_DEVICE_VER(FTDI_VID, EVER_ECO_PRO_CDS, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_0_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID, 0x400, 0xffff) },
         { }                                             /* Terminating entry */
 };
 
@@ -517,7 +523,6 @@ static struct usb_device_id id_table_combined [] = {
         { USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) },
-        { USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_ALT_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_RELAIS_PID) },
         { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) },
@@ -596,6 +601,22 @@ static struct usb_device_id id_table_combined [] = {
         { USB_DEVICE(FTDI_VID, PROTEGO_R2X0) },
         { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_3) },
         { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_4) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E808_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E809_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80A_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80B_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80C_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80D_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80E_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80F_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E888_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E889_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88A_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88B_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88C_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88D_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88E_PID, 0x400, 0xffff) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88F_PID, 0x400, 0xffff) },
         { USB_DEVICE(FTDI_VID, FTDI_ELV_UO100_PID) },
         { USB_DEVICE_VER(FTDI_VID, LINX_SDMUSBQSS_PID, 0x400, 0xffff) },
         { USB_DEVICE_VER(FTDI_VID, LINX_MASTERDEVEL2_PID, 0x400, 0xffff) },
@@ -609,11 +630,16 @@ static struct usb_device_id id_table_combined [] = {
         { USB_DEVICE(INTREPID_VID, INTREPID_NEOVI_PID) },
         { USB_DEVICE(FALCOM_VID, FALCOM_TWIST_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_SUUNTO_SPORTS_PID) },
-        { USB_DEVICE(FTDI_RM_VID, FTDI_RMCANVIEW_PID) },
+        { USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) },
         { USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) },
         { USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) },
         { USB_DEVICE(BANDB_VID, BANDB_USO9ML2_PID) },
         { USB_DEVICE(FTDI_VID, EVER_ECO_PRO_CDS) },
+        { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_0_PID) },
+        { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID) },
+        { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID) },
+        { USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) },
+        { USB_DEVICE_VER(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID, 0x400, 0xffff) },
         { }                                             /* Terminating entry */
 };
 
@@ -1457,10 +1483,10 @@ static int ftdi_FT2232C_startup (struct usb_serial *serial)
         inter = serial->interface->altsetting->desc.bInterfaceNumber;
 
         if (inter) {
-                priv->interface = INTERFACE_B;
+                priv->interface = PIT_SIOB;
         }
         else  {
-                priv->interface = INTERFACE_A;
+                priv->interface = PIT_SIOA;
         }
         priv->baud_base = 48000000 / 2; /* Would be / 16, but FT2232C supports multiple of 0.125 divisor fractions! */
         
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index be5d60bf90b9..a52bb13a9ce4 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -26,7 +26,6 @@
 #define FTDI_SIO_PID    0x8372  /* Product Id SIO application of 8U100AX  */
 #define FTDI_8U232AM_PID 0x6001 /* Similar device to SIO above */
 #define FTDI_8U232AM_ALT_PID 0x6006 /* FTDI's alternate PID for above */
-#define FTDI_8U232AM_ALT_ALT_PID 0xf3c0 /* FTDI's second alternate PID for above */
 #define FTDI_8U2232C_PID 0x6010 /* Dual channel device */
 #define FTDI_RELAIS_PID 0xFA10  /* Relais device from Rudolf Gugler */
 #define FTDI_NF_RIC_VID 0x0DCD  /* Vendor Id */
@@ -137,7 +136,7 @@
 /*
  * Home Electronics (www.home-electro.com) USB gadgets
  */
-#define FTDI_HE_TIRA1_PID       0xFA78  /* Tira-1 IR tranceiver */
+#define FTDI_HE_TIRA1_PID       0xFA78  /* Tira-1 IR transceiver */
 
 /* USB-UIRT - An infrared receiver and transmitter using the 8U232AM chip */
 /* http://home.earthlink.net/~jrhees/USBUIRT/index.htm */
@@ -157,7 +156,8 @@
  */
 #define OCT_VID                 0x0B39  /* OCT vendor ID */
 /* Note: OCT US101 is also rebadged as Dick Smith Electronics (NZ) XH6381 */
-/* Also rebadged as SIIG Inc. model US2308 */
+/* Also rebadged as Dick Smith Electronics (Aus) XH6451 */
+/* Also rebadged as SIIG Inc. model US2308 hardware version 1 */
 #define OCT_US101_PID           0x0421  /* OCT US101 USB to RS-232 */
 
 /* an infrared receiver for user access control with IR tags */
@@ -236,10 +236,10 @@
 
 /*
  * RM Michaelides CANview USB (http://www.rmcan.com)
- * CAN filedbus interface adapter, addad by port GmbH www.port.de)
+ * CAN fieldbus interface adapter, added by port GmbH www.port.de)
+ * Ian Abbott changed the macro names for consistency.
  */
-#define FTDI_RM_VID             0x0403  /* Vendor  Id */
-#define FTDI_RMCANVIEW_PID      0xfd60  /* Product Id */
+#define FTDI_RM_CANVIEW_PID     0xfd60  /* Product Id */
 
 /*
  * EVER Eco Pro UPS (http://www.ever.com.pl/)
@@ -247,6 +247,26 @@
 
 #define EVER_ECO_PRO_CDS        0xe520  /* RS-232 converter */
 
+/*
+ * 4N-GALAXY.DE PIDs for CAN-USB, USB-RS232, USB-RS422, USB-RS485,
+ * USB-TTY activ, USB-TTY passiv.  Some PIDs are used by several devices
+ * and I'm not entirely sure which are used by which.
+ */
+#define FTDI_4N_GALAXY_DE_0_PID 0x8372
+#define FTDI_4N_GALAXY_DE_1_PID 0xF3C0
+#define FTDI_4N_GALAXY_DE_2_PID 0xF3C1
+
+/*
+ * Mobility Electronics products.
+ */
+#define MOBILITY_VID                    0x1342
+#define MOBILITY_USB_SERIAL_PID         0x0202  /* EasiDock USB 200 serial */
+
+/*
+ * Active Robots product ids.
+ */
+#define FTDI_ACTIVE_ROBOTS_PID  0xE548  /* USB comms board */
+
 /* Commands */
 #define FTDI_SIO_RESET          0 /* Reset the port */
 #define FTDI_SIO_MODEM_CTRL     1 /* Set the modem control register */
@@ -259,10 +279,6 @@
 #define FTDI_SIO_SET_LATENCY_TIMER      9 /* Set the latency timer */
 #define FTDI_SIO_GET_LATENCY_TIMER      10 /* Get the latency timer */
 
-/* Port interface code for FT2232C */
-#define INTERFACE_A             1
-#define INTERFACE_B             2
-
 
 /*
  *   BmRequestType:  1100 0000b
diff --git a/drivers/usb/serial/hp4x.c b/drivers/usb/serial/hp4x.c
new file mode 100644
index 000000000000..64d55fbd206e
--- /dev/null
+++ b/drivers/usb/serial/hp4x.c
@@ -0,0 +1,85 @@
+/*
+ * HP4x Calculators Serial USB driver
+ *
+ * Copyright (C) 2005 Arthur Huillet (ahuillet@users.sf.net)
+ * Copyright (C) 2001-2005 Greg Kroah-Hartman (greg@kroah.com)
+ *
+ *      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.
+ *
+ * See Documentation/usb/usb-serial.txt for more information on using this driver
+ */
+
+#include <linux/config.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/tty.h>
+#include <linux/module.h>
+#include <linux/usb.h>
+#include "usb-serial.h"
+
+/*
+ * Version Information
+ */
+#define DRIVER_VERSION "v1.00"
+#define DRIVER_DESC "HP4x (48/49) Generic Serial driver"
+
+#define HP_VENDOR_ID 0x03f0
+#define HP49GP_PRODUCT_ID 0x0121
+
+static struct usb_device_id id_table [] = {
+        { USB_DEVICE(HP_VENDOR_ID, HP49GP_PRODUCT_ID) },
+        { }                                     /* Terminating entry */
+};
+
+MODULE_DEVICE_TABLE(usb, id_table);
+
+static struct usb_driver hp49gp_driver = {
+        .owner =        THIS_MODULE,
+        .name =         "HP4X",
+        .probe =        usb_serial_probe,
+        .disconnect =   usb_serial_disconnect,
+        .id_table =     id_table,
+};
+
+static struct usb_serial_device_type hp49gp_device = {
+        .owner =                THIS_MODULE,
+        .name =                 "HP4X",
+        .id_table =             id_table,
+        .num_interrupt_in =     NUM_DONT_CARE,
+        .num_bulk_in =          NUM_DONT_CARE,
+        .num_bulk_out =         NUM_DONT_CARE,
+        .num_ports =            1,
+};
+
+static int __init hp49gp_init(void)
+{
+        int retval;
+        retval = usb_serial_register(&hp49gp_device);
+        if (retval)
+                goto failed_usb_serial_register;
+        retval = usb_register(&hp49gp_driver);
+        if (retval)
+                goto failed_usb_register;
+        info(DRIVER_DESC " " DRIVER_VERSION);
+        return 0;
+failed_usb_register:
+        usb_serial_deregister(&hp49gp_device);
+failed_usb_serial_register:
+        return retval;
+}
+
+static void __exit hp49gp_exit(void)
+{
+        usb_deregister(&hp49gp_driver);
+        usb_serial_deregister(&hp49gp_device);
+}
+
+module_init(hp49gp_init);
+module_exit(hp49gp_exit);
+
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_VERSION(DRIVER_VERSION);
+MODULE_LICENSE("GPL");
diff --git a/drivers/usb/serial/io_usbvend.h b/drivers/usb/serial/io_usbvend.h
index 8c1fa5e722b1..f1804fd5a3dd 100644
--- a/drivers/usb/serial/io_usbvend.h
+++ b/drivers/usb/serial/io_usbvend.h
@@ -289,7 +289,7 @@
 //
 
 //
-// Edgeport Compatiblity Descriptor
+// Edgeport Compatibility Descriptor
 //
 // This descriptor is only returned by Edgeport-compatible devices
 // supporting the EPiC spec. True ION devices do not return this
diff --git a/drivers/usb/serial/keyspan_usa90msg.h b/drivers/usb/serial/keyspan_usa90msg.h
index dd935b62c1a8..86708ecd8735 100644
--- a/drivers/usb/serial/keyspan_usa90msg.h
+++ b/drivers/usb/serial/keyspan_usa90msg.h
@@ -19,7 +19,7 @@
 
                 This file is available under a BSD-style copyright
 
-        2. The name of InnoSys Incorprated may not be used to endorse or promote
+        2. The name of InnoSys Incorporated may not be used to endorse or promote
         products derived from this software without specific prior written
         permission.