]> git.openfabrics.org - ~shefty/rdma-dev.git/commitdiff
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6
authorLinus Torvalds <torvalds@linux-foundation.org>
Wed, 29 Jul 2009 19:28:49 +0000 (12:28 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 29 Jul 2009 19:28:49 +0000 (12:28 -0700)
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6:
  staging: udlfb: Add vmalloc.h include
  staging: remove aten2011 driver
  Staging: android: lowmemorykiller.c: fix it for "oom: move oom_adj value from task_struct to mm_struct"
  Staging: serqt_usb2: fix memory leak in error case
  Staging: serqt_usb2: add missing calls to tty_kref_put()

drivers/staging/Kconfig
drivers/staging/Makefile
drivers/staging/android/lowmemorykiller.c
drivers/staging/serqt_usb2/serqt_usb2.c
drivers/staging/uc2322/Kconfig [deleted file]
drivers/staging/uc2322/Makefile [deleted file]
drivers/staging/uc2322/TODO [deleted file]
drivers/staging/uc2322/aten2011.c [deleted file]
drivers/staging/udlfb/udlfb.c

index 348bf61a8fec96a2f8daa0389ae6578d47a9c0dd..975ecddbce30b48a4b20ed5ac955a48d7f224405 100644 (file)
@@ -103,8 +103,6 @@ source "drivers/staging/pohmelfs/Kconfig"
 
 source "drivers/staging/stlc45xx/Kconfig"
 
-source "drivers/staging/uc2322/Kconfig"
-
 source "drivers/staging/b3dfg/Kconfig"
 
 source "drivers/staging/phison/Kconfig"
index 8d61d7b4debfb78c1279ceac0c4379ac10b6a94d..2241ae1b21ee1ad47927386c6c5e4e2af4f83f4f 100644 (file)
@@ -34,7 +34,6 @@ obj-$(CONFIG_ANDROID)         += android/
 obj-$(CONFIG_DST)              += dst/
 obj-$(CONFIG_POHMELFS)         += pohmelfs/
 obj-$(CONFIG_STLC45XX)         += stlc45xx/
-obj-$(CONFIG_USB_SERIAL_ATEN2011)      += uc2322/
 obj-$(CONFIG_B3DFG)            += b3dfg/
 obj-$(CONFIG_IDE_PHISON)       += phison/
 obj-$(CONFIG_PLAN9AUTH)                += p9auth/
index fe72240f5a9e3bf9af573286cbce6810950db00e..f934393f39597c7ee1fc2baebf503b90222d636c 100644 (file)
@@ -96,19 +96,21 @@ static int lowmem_shrink(int nr_to_scan, gfp_t gfp_mask)
 
        read_lock(&tasklist_lock);
        for_each_process(p) {
+               struct mm_struct *mm;
                int oom_adj;
 
                task_lock(p);
-               if (!p->mm) {
+               mm = p->mm;
+               if (!mm) {
                        task_unlock(p);
                        continue;
                }
-               oom_adj = p->oomkilladj;
+               oom_adj = mm->oom_adj;
                if (oom_adj < min_adj) {
                        task_unlock(p);
                        continue;
                }
-               tasksize = get_mm_rss(p->mm);
+               tasksize = get_mm_rss(mm);
                task_unlock(p);
                if (tasksize <= 0)
                        continue;
index a9bd4106beb78a3701f99fb46d8a162b68c8e9f9..0fdf8c6dc648a69eaeeac311b1e24a3cb51d85e9 100644 (file)
@@ -360,18 +360,18 @@ static void qt_read_bulk_callback(struct urb *urb)
        if (port_paranoia_check(port, __func__) != 0) {
                dbg("%s - port_paranoia_check, exiting\n", __func__);
                qt_port->ReadBulkStopped = 1;
-               return;
+               goto exit;
        }
 
        if (!serial) {
                dbg("%s - bad serial pointer, exiting\n", __func__);
-               return;
+               goto exit;
        }
        if (qt_port->closePending == 1) {
                /* Were closing , stop reading */
                dbg("%s - (qt_port->closepending == 1\n", __func__);
                qt_port->ReadBulkStopped = 1;
-               return;
+               goto exit;
        }
 
        /*
@@ -381,7 +381,7 @@ static void qt_read_bulk_callback(struct urb *urb)
         */
        if (qt_port->RxHolding == 1) {
                qt_port->ReadBulkStopped = 1;
-               return;
+               goto exit;
        }
 
        if (urb->status) {
@@ -389,7 +389,7 @@ static void qt_read_bulk_callback(struct urb *urb)
 
                dbg("%s - nonzero read bulk status received: %d\n",
                    __func__, urb->status);
-               return;
+               goto exit;
        }
 
        if (tty && RxCount) {
@@ -463,6 +463,8 @@ static void qt_read_bulk_callback(struct urb *urb)
        }
 
        schedule_work(&port->work);
+exit:
+       tty_kref_put(tty);
 }
 
 /*
@@ -736,6 +738,11 @@ static int qt_startup(struct usb_serial *serial)
                if (!qt_port) {
                        dbg("%s: kmalloc for quatech_port (%d) failed!.",
                            __func__, i);
+                       for(--i; i >= 0; i--) {
+                               port = serial->port[i];
+                               kfree(usb_get_serial_port_data(port));
+                               usb_set_serial_port_data(port, NULL);
+                       }
                        return -ENOMEM;
                }
                spin_lock_init(&qt_port->lock);
@@ -1041,7 +1048,7 @@ static void qt_block_until_empty(struct tty_struct *tty,
        }
 }
 
-static void qt_close( struct usb_serial_port *port)
+static void qt_close(struct usb_serial_port *port)
 {
        struct usb_serial *serial = port->serial;
        struct quatech_port *qt_port;
@@ -1068,6 +1075,7 @@ static void qt_close( struct usb_serial_port *port)
        /* wait up to for transmitter to empty */
        if (serial->dev)
                qt_block_until_empty(tty, qt_port);
+       tty_kref_put(tty);
 
        /* Close uart channel */
        status = qt_close_channel(serial, index);
diff --git a/drivers/staging/uc2322/Kconfig b/drivers/staging/uc2322/Kconfig
deleted file mode 100644 (file)
index 2e0c6e7..0000000
+++ /dev/null
@@ -1,10 +0,0 @@
-config USB_SERIAL_ATEN2011
-       tristate "ATEN 2011 USB to serial device support"
-       depends on USB_SERIAL
-       default N
-       ---help---
-         Say Y here if you want to use a ATEN 2011 dual port USB to serial
-         adapter.
-
-         To compile this driver as a module, choose M here: the module will be
-         called aten2011.
diff --git a/drivers/staging/uc2322/Makefile b/drivers/staging/uc2322/Makefile
deleted file mode 100644 (file)
index 49c18d6..0000000
+++ /dev/null
@@ -1 +0,0 @@
-obj-$(CONFIG_USB_SERIAL_ATEN2011)      += aten2011.o
diff --git a/drivers/staging/uc2322/TODO b/drivers/staging/uc2322/TODO
deleted file mode 100644 (file)
index c189a64..0000000
+++ /dev/null
@@ -1,7 +0,0 @@
-TODO:
-       - checkpatch.pl cleanups
-       - remove dead and useless code (auditing the tty ioctls to
-         verify that they really are correct and needed.)
-
-Please send any patches to Greg Kroah-Hartman <greg@kroah.com> and
-Russell Lang <gsview@ghostgum.com.au>.
diff --git a/drivers/staging/uc2322/aten2011.c b/drivers/staging/uc2322/aten2011.c
deleted file mode 100644 (file)
index 39d0926..0000000
+++ /dev/null
@@ -1,2430 +0,0 @@
-/*
- * Aten 2011 USB serial driver for 4 port devices
- *
- * Copyright (C) 2000 Inside Out Networks
- * Copyright (C) 2001-2002, 2009 Greg Kroah-Hartman <greg@kroah.com>
- * Copyright (C) 2009 Novell Inc.
- *
- * 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.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/tty.h>
-#include <linux/tty_driver.h>
-#include <linux/tty_flip.h>
-#include <linux/module.h>
-#include <linux/serial.h>
-#include <linux/uaccess.h>
-#include <linux/usb.h>
-#include <linux/usb/serial.h>
-
-
-#define ZLP_REG1               0x3A    /* Zero_Flag_Reg1 58 */
-#define ZLP_REG2               0x3B    /* Zero_Flag_Reg2 59 */
-#define ZLP_REG3               0x3C    /* Zero_Flag_Reg3 60 */
-#define ZLP_REG4               0x3D    /* Zero_Flag_Reg4 61 */
-#define ZLP_REG5               0x3E    /* Zero_Flag_Reg5 62 */
-
-/* Interrupt Rotinue Defines   */
-#define SERIAL_IIR_RLS         0x06
-#define SERIAL_IIR_RDA         0x04
-#define SERIAL_IIR_CTI         0x0c
-#define SERIAL_IIR_THR         0x02
-#define SERIAL_IIR_MS          0x00
-
-/* Emulation of the bit mask on the LINE STATUS REGISTER.  */
-#define SERIAL_LSR_DR          0x0001
-#define SERIAL_LSR_OE          0x0002
-#define SERIAL_LSR_PE          0x0004
-#define SERIAL_LSR_FE          0x0008
-#define SERIAL_LSR_BI          0x0010
-#define SERIAL_LSR_THRE                0x0020
-#define SERIAL_LSR_TEMT                0x0040
-#define SERIAL_LSR_FIFOERR     0x0080
-
-/* MSR bit defines(place holders) */
-#define ATEN_MSR_DELTA_CTS     0x10
-#define ATEN_MSR_DELTA_DSR     0x20
-#define ATEN_MSR_DELTA_RI      0x40
-#define ATEN_MSR_DELTA_CD      0x80
-
-/* Serial Port register Address */
-#define RECEIVE_BUFFER_REGISTER                ((__u16)(0x00))
-#define TRANSMIT_HOLDING_REGISTER      ((__u16)(0x00))
-#define INTERRUPT_ENABLE_REGISTER      ((__u16)(0x01))
-#define INTERRUPT_IDENT_REGISTER       ((__u16)(0x02))
-#define FIFO_CONTROL_REGISTER          ((__u16)(0x02))
-#define LINE_CONTROL_REGISTER          ((__u16)(0x03))
-#define MODEM_CONTROL_REGISTER         ((__u16)(0x04))
-#define LINE_STATUS_REGISTER           ((__u16)(0x05))
-#define MODEM_STATUS_REGISTER          ((__u16)(0x06))
-#define SCRATCH_PAD_REGISTER           ((__u16)(0x07))
-#define DIVISOR_LATCH_LSB              ((__u16)(0x00))
-#define DIVISOR_LATCH_MSB              ((__u16)(0x01))
-
-#define SP1_REGISTER                   ((__u16)(0x00))
-#define CONTROL1_REGISTER              ((__u16)(0x01))
-#define CLK_MULTI_REGISTER             ((__u16)(0x02))
-#define CLK_START_VALUE_REGISTER       ((__u16)(0x03))
-#define DCR1_REGISTER                  ((__u16)(0x04))
-#define GPIO_REGISTER                  ((__u16)(0x07))
-
-#define SERIAL_LCR_DLAB                        ((__u16)(0x0080))
-
-/*
- * URB POOL related defines
- */
-#define NUM_URBS                       16      /* URB Count */
-#define URB_TRANSFER_BUFFER_SIZE       32      /* URB Size  */
-
-#define USB_VENDOR_ID_ATENINTL         0x0557
-#define ATENINTL_DEVICE_ID_2011                0x2011
-#define ATENINTL_DEVICE_ID_7820                0x7820
-
-static struct usb_device_id id_table[] = {
-       { USB_DEVICE(USB_VENDOR_ID_ATENINTL, ATENINTL_DEVICE_ID_2011) },
-       { USB_DEVICE(USB_VENDOR_ID_ATENINTL, ATENINTL_DEVICE_ID_7820) },
-       { } /* terminating entry */
-};
-MODULE_DEVICE_TABLE(usb, id_table);
-
-/* This structure holds all of the local port information */
-struct ATENINTL_port {
-       int             port_num;          /*Actual port number in the device(1,2,etc)*/
-       __u8            bulk_out_endpoint;      /* the bulk out endpoint handle */
-       unsigned char   *bulk_out_buffer;       /* buffer used for the bulk out endpoint */
-       struct urb      *write_urb;             /* write URB for this port */
-       __u8            bulk_in_endpoint;       /* the bulk in endpoint handle */
-       unsigned char   *bulk_in_buffer;        /* the buffer we use for the bulk in endpoint */
-       struct urb      *read_urb;              /* read URB for this port */
-       __u8            shadowLCR;              /* last LCR value received */
-       __u8            shadowMCR;              /* last MCR value received */
-       char            open;
-       char            chaseResponsePending;
-       wait_queue_head_t       wait_chase;             /* for handling sleeping while waiting for chase to finish */
-       wait_queue_head_t       wait_command;           /* for handling sleeping while waiting for command to finish */
-       struct async_icount     icount;
-       struct usb_serial_port  *port;                  /* loop back to the owner of this object */
-       /*Offsets*/
-       __u8            SpRegOffset;
-       __u8            ControlRegOffset;
-       __u8            DcrRegOffset;
-       /* for processing control URBS in interrupt context */
-       struct urb      *control_urb;
-       char            *ctrl_buf;
-       int             MsrLsr;
-
-       struct urb      *write_urb_pool[NUM_URBS];
-       /* we pass a pointer to this as the arguement sent to cypress_set_termios old_termios */
-       struct ktermios tmp_termios;        /* stores the old termios settings */
-       spinlock_t      lock;                   /* private lock */
-};
-
-/* This structure holds all of the individual serial device information */
-struct ATENINTL_serial {
-       __u8            interrupt_in_endpoint;          /* the interrupt endpoint handle */
-       unsigned char   *interrupt_in_buffer;           /* the buffer we use for the interrupt endpoint */
-       struct urb      *interrupt_read_urb;    /* our interrupt urb */
-       __u8            bulk_in_endpoint;       /* the bulk in endpoint handle */
-       unsigned char   *bulk_in_buffer;                /* the buffer we use for the bulk in endpoint */
-       struct urb      *read_urb;              /* our bulk read urb */
-       __u8            bulk_out_endpoint;      /* the bulk out endpoint handle */
-       struct usb_serial       *serial;        /* loop back to the owner of this object */
-       int     ATEN2011_spectrum_2or4ports;    /* this says the number of ports in the device */
-       /* Indicates about the no.of opened ports of an individual USB-serial adapater. */
-       unsigned int    NoOfOpenPorts;
-       /* a flag for Status endpoint polling */
-       unsigned char   status_polling_started;
-};
-
-static void ATEN2011_set_termios(struct tty_struct *tty,
-                                struct usb_serial_port *port,
-                                struct ktermios *old_termios);
-static void ATEN2011_change_port_settings(struct tty_struct *tty,
-                                         struct ATENINTL_port *ATEN2011_port,
-                                         struct ktermios *old_termios);
-
-/*************************************
- * Bit definitions for each register *
- *************************************/
-#define LCR_BITS_5             0x00    /* 5 bits/char */
-#define LCR_BITS_6             0x01    /* 6 bits/char */
-#define LCR_BITS_7             0x02    /* 7 bits/char */
-#define LCR_BITS_8             0x03    /* 8 bits/char */
-#define LCR_BITS_MASK          0x03    /* Mask for bits/char field */
-
-#define LCR_STOP_1             0x00    /* 1 stop bit */
-#define LCR_STOP_1_5           0x04    /* 1.5 stop bits (if 5   bits/char) */
-#define LCR_STOP_2             0x04    /* 2 stop bits   (if 6-8 bits/char) */
-#define LCR_STOP_MASK          0x04    /* Mask for stop bits field */
-
-#define LCR_PAR_NONE           0x00    /* No parity */
-#define LCR_PAR_ODD            0x08    /* Odd parity */
-#define LCR_PAR_EVEN           0x18    /* Even parity */
-#define LCR_PAR_MARK           0x28    /* Force parity bit to 1 */
-#define LCR_PAR_SPACE          0x38    /* Force parity bit to 0 */
-#define LCR_PAR_MASK           0x38    /* Mask for parity field */
-
-#define LCR_SET_BREAK          0x40    /* Set Break condition */
-#define LCR_DL_ENABLE          0x80    /* Enable access to divisor latch */
-
-#define MCR_DTR                        0x01    /* Assert DTR */
-#define MCR_RTS                        0x02    /* Assert RTS */
-#define MCR_OUT1               0x04    /* Loopback only: Sets state of RI */
-#define MCR_MASTER_IE          0x08    /* Enable interrupt outputs */
-#define MCR_LOOPBACK           0x10    /* Set internal (digital) loopback mode */
-#define MCR_XON_ANY            0x20    /* Enable any char to exit XOFF mode */
-
-#define ATEN2011_MSR_CTS       0x10    /* Current state of CTS */
-#define ATEN2011_MSR_DSR       0x20    /* Current state of DSR */
-#define ATEN2011_MSR_RI                0x40    /* Current state of RI */
-#define ATEN2011_MSR_CD                0x80    /* Current state of CD */
-
-
-static int debug;
-
-/*
- * Version Information
- */
-#define DRIVER_VERSION "2.0"
-#define DRIVER_DESC "ATENINTL 2011 USB Serial Adapter"
-
-/*
- * Defines used for sending commands to port
- */
-
-#define ATEN_WDR_TIMEOUT       (50)    /* default urb timeout */
-
-/* Requests */
-#define ATEN_RD_RTYPE          0xC0
-#define ATEN_WR_RTYPE          0x40
-#define ATEN_RDREQ             0x0D
-#define ATEN_WRREQ             0x0E
-#define ATEN_CTRL_TIMEOUT      500
-#define VENDOR_READ_LENGTH     (0x01)
-
-/* set to 1 for RS485 mode and 0 for RS232 mode */
-/* FIXME make this somehow dynamic and not build time specific */
-static int RS485mode;
-
-static int set_reg_sync(struct usb_serial_port *port, __u16 reg, __u16 val)
-{
-       struct usb_device *dev = port->serial->dev;
-       val = val & 0x00ff;
-
-       dbg("%s: is %x, value %x", __func__, reg, val);
-
-       return usb_control_msg(dev, usb_sndctrlpipe(dev, 0), ATEN_WRREQ,
-                              ATEN_WR_RTYPE, val, reg, NULL, 0,
-                              ATEN_WDR_TIMEOUT);
-}
-
-static int get_reg_sync(struct usb_serial_port *port, __u16 reg, __u16 *val)
-{
-       struct usb_device *dev = port->serial->dev;
-       int ret;
-
-       ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), ATEN_RDREQ,
-                             ATEN_RD_RTYPE, 0, reg, val, VENDOR_READ_LENGTH,
-                             ATEN_WDR_TIMEOUT);
-       dbg("%s: offset is %x, return val %x", __func__, reg, *val);
-       *val = (*val) & 0x00ff;
-       return ret;
-}
-
-static int set_uart_reg(struct usb_serial_port *port, __u16 reg, __u16 val)
-{
-       struct usb_device *dev = port->serial->dev;
-       struct ATENINTL_serial *a_serial;
-       __u16 minor;
-
-       a_serial = usb_get_serial_data(port->serial);
-       minor = port->serial->minor;
-       if (minor == SERIAL_TTY_NO_MINOR)
-               minor = 0;
-       val = val & 0x00ff;
-
-       /*
-        * For the UART control registers,
-        * the application number need to be Or'ed
-        */
-       if (a_serial->ATEN2011_spectrum_2or4ports == 4)
-               val |= (((__u16)port->number - minor) + 1) << 8;
-       else {
-               if (((__u16) port->number - minor) == 0)
-                       val |= (((__u16)port->number - minor) + 1) << 8;
-               else
-                       val |= (((__u16)port->number - minor) + 2) << 8;
-       }
-       dbg("%s: application number is %x", __func__, val);
-
-       return usb_control_msg(dev, usb_sndctrlpipe(dev, 0), ATEN_WRREQ,
-                              ATEN_WR_RTYPE, val, reg, NULL, 0,
-                              ATEN_WDR_TIMEOUT);
-}
-
-static int get_uart_reg(struct usb_serial_port *port, __u16 reg, __u16 *val)
-{
-       struct usb_device *dev = port->serial->dev;
-       int ret = 0;
-       __u16 wval;
-       struct ATENINTL_serial *a_serial;
-       __u16 minor = port->serial->minor;
-
-       a_serial = usb_get_serial_data(port->serial);
-       if (minor == SERIAL_TTY_NO_MINOR)
-               minor = 0;
-
-       /* wval is same as application number */
-       if (a_serial->ATEN2011_spectrum_2or4ports == 4)
-               wval = (((__u16)port->number - minor) + 1) << 8;
-       else {
-               if (((__u16) port->number - minor) == 0)
-                       wval = (((__u16) port->number - minor) + 1) << 8;
-               else
-                       wval = (((__u16) port->number - minor) + 2) << 8;
-       }
-       dbg("%s: application number is %x", __func__, wval);
-       ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), ATEN_RDREQ,
-                             ATEN_RD_RTYPE, wval, reg, val, VENDOR_READ_LENGTH,
-                             ATEN_WDR_TIMEOUT);
-       *val = (*val) & 0x00ff;
-       return ret;
-}
-
-static int handle_newMsr(struct ATENINTL_port *port, __u8 newMsr)
-{
-       struct ATENINTL_port *ATEN2011_port;
-       struct async_icount *icount;
-       ATEN2011_port = port;
-       icount = &ATEN2011_port->icount;
-       if (newMsr &
-           (ATEN_MSR_DELTA_CTS | ATEN_MSR_DELTA_DSR | ATEN_MSR_DELTA_RI |
-            ATEN_MSR_DELTA_CD)) {
-               icount = &ATEN2011_port->icount;
-
-               /* update input line counters */
-               if (newMsr & ATEN_MSR_DELTA_CTS)
-                       icount->cts++;
-               if (newMsr & ATEN_MSR_DELTA_DSR)
-                       icount->dsr++;
-               if (newMsr & ATEN_MSR_DELTA_CD)
-                       icount->dcd++;
-               if (newMsr & ATEN_MSR_DELTA_RI)
-                       icount->rng++;
-       }
-
-       return 0;
-}
-
-static int handle_newLsr(struct ATENINTL_port *port, __u8 newLsr)
-{
-       struct async_icount *icount;
-
-       dbg("%s - %02x", __func__, newLsr);
-
-       if (newLsr & SERIAL_LSR_BI) {
-               /*
-                * Parity and Framing errors only count if they occur exclusive
-                * of a break being received.
-                */
-               newLsr &= (__u8) (SERIAL_LSR_OE | SERIAL_LSR_BI);
-       }
-
-       /* update input line counters */
-       icount = &port->icount;
-       if (newLsr & SERIAL_LSR_BI)
-               icount->brk++;
-       if (newLsr & SERIAL_LSR_OE)
-               icount->overrun++;
-       if (newLsr & SERIAL_LSR_PE)
-               icount->parity++;
-       if (newLsr & SERIAL_LSR_FE)
-               icount->frame++;
-
-       return 0;
-}
-
-static void ATEN2011_control_callback(struct urb *urb)
-{
-       unsigned char *data;
-       struct ATENINTL_port *ATEN2011_port;
-       __u8 regval = 0x0;
-
-       switch (urb->status) {
-       case 0:
-               /* success */
-               break;
-       case -ECONNRESET:
-       case -ENOENT:
-       case -ESHUTDOWN:
-               /* this urb is terminated, clean up */
-               dbg("%s - urb shutting down with status: %d", __func__,
-                   urb->status);
-               return;
-       default:
-               dbg("%s - nonzero urb status received: %d", __func__,
-                   urb->status);
-               goto exit;
-       }
-
-       ATEN2011_port = (struct ATENINTL_port *)urb->context;
-
-       dbg("%s urb buffer size is %d", __func__, urb->actual_length);
-       dbg("%s ATEN2011_port->MsrLsr is %d port %d", __func__,
-               ATEN2011_port->MsrLsr, ATEN2011_port->port_num);
-       data = urb->transfer_buffer;
-       regval = (__u8) data[0];
-       dbg("%s data is %x", __func__, regval);
-       if (ATEN2011_port->MsrLsr == 0)
-               handle_newMsr(ATEN2011_port, regval);
-       else if (ATEN2011_port->MsrLsr == 1)
-               handle_newLsr(ATEN2011_port, regval);
-
-exit:
-       return;
-}
-
-static int ATEN2011_get_reg(struct ATENINTL_port *ATEN, __u16 Wval, __u16 reg,
-                           __u16 *val)
-{
-       struct usb_device *dev = ATEN->port->serial->dev;
-       struct usb_ctrlrequest *dr = NULL;
-       unsigned char *buffer = NULL;
-       int ret = 0;
-       buffer = (__u8 *) ATEN->ctrl_buf;
-
-       dr = (void *)(buffer + 2);
-       dr->bRequestType = ATEN_RD_RTYPE;
-       dr->bRequest = ATEN_RDREQ;
-       dr->wValue = cpu_to_le16(Wval);
-       dr->wIndex = cpu_to_le16(reg);
-       dr->wLength = cpu_to_le16(2);
-
-       usb_fill_control_urb(ATEN->control_urb, dev, usb_rcvctrlpipe(dev, 0),
-                            (unsigned char *)dr, buffer, 2,
-                            ATEN2011_control_callback, ATEN);
-       ATEN->control_urb->transfer_buffer_length = 2;
-       ret = usb_submit_urb(ATEN->control_urb, GFP_ATOMIC);
-       return ret;
-}
-
-static void ATEN2011_interrupt_callback(struct urb *urb)
-{
-       int result;
-       int length;
-       struct ATENINTL_port *ATEN2011_port;
-       struct ATENINTL_serial *ATEN2011_serial;
-       struct usb_serial *serial;
-       __u16 Data;
-       unsigned char *data;
-       __u8 sp[5], st;
-       int i;
-       __u16 wval;
-       int minor;
-
-       dbg("%s", " : Entering");
-
-       ATEN2011_serial = (struct ATENINTL_serial *)urb->context;
-
-       switch (urb->status) {
-       case 0:
-               /* success */
-               break;
-       case -ECONNRESET:
-       case -ENOENT:
-       case -ESHUTDOWN:
-               /* this urb is terminated, clean up */
-               dbg("%s - urb shutting down with status: %d", __func__,
-                   urb->status);
-               return;
-       default:
-               dbg("%s - nonzero urb status received: %d", __func__,
-                   urb->status);
-               goto exit;
-       }
-       length = urb->actual_length;
-       data = urb->transfer_buffer;
-
-       serial = ATEN2011_serial->serial;
-
-       /* ATENINTL get 5 bytes
-        * Byte 1 IIR Port 1 (port.number is 0)
-        * Byte 2 IIR Port 2 (port.number is 1)
-        * Byte 3 IIR Port 3 (port.number is 2)
-        * Byte 4 IIR Port 4 (port.number is 3)
-        * Byte 5 FIFO status for both */
-
-       if (length && length > 5) {
-               dbg("%s", "Wrong data !!!");
-               return;
-       }
-
-       /* MATRIX */
-       if (ATEN2011_serial->ATEN2011_spectrum_2or4ports == 4) {
-               sp[0] = (__u8) data[0];
-               sp[1] = (__u8) data[1];
-               sp[2] = (__u8) data[2];
-               sp[3] = (__u8) data[3];
-               st = (__u8) data[4];
-       } else {
-               sp[0] = (__u8) data[0];
-               sp[1] = (__u8) data[2];
-               /* sp[2]=(__u8)data[2]; */
-               /* sp[3]=(__u8)data[3]; */
-               st = (__u8) data[4];
-
-       }
-       for (i = 0; i < serial->num_ports; i++) {
-               ATEN2011_port = usb_get_serial_port_data(serial->port[i]);
-               minor = serial->minor;
-               if (minor == SERIAL_TTY_NO_MINOR)
-                       minor = 0;
-               if ((ATEN2011_serial->ATEN2011_spectrum_2or4ports == 2)
-                   && (i != 0))
-                       wval =
-                           (((__u16) serial->port[i]->number -
-                             (__u16) (minor)) + 2) << 8;
-               else
-                       wval =
-                           (((__u16) serial->port[i]->number -
-                             (__u16) (minor)) + 1) << 8;
-               if (ATEN2011_port->open != 0) {
-                       if (sp[i] & 0x01) {
-                               dbg("SP%d No Interrupt !!!", i);
-                       } else {
-                               switch (sp[i] & 0x0f) {
-                               case SERIAL_IIR_RLS:
-                                       dbg("Serial Port %d: Receiver status error or address bit detected in 9-bit mode", i);
-                                       ATEN2011_port->MsrLsr = 1;
-                                       ATEN2011_get_reg(ATEN2011_port, wval,
-                                                        LINE_STATUS_REGISTER,
-                                                        &Data);
-                                       break;
-                               case SERIAL_IIR_MS:
-                                       dbg("Serial Port %d: Modem status change", i);
-                                       ATEN2011_port->MsrLsr = 0;
-                                       ATEN2011_get_reg(ATEN2011_port, wval,
-                                                        MODEM_STATUS_REGISTER,
-                                                        &Data);
-                                       break;
-                               }
-                       }
-               }
-
-       }
-exit:
-       if (ATEN2011_serial->status_polling_started == 0)
-               return;
-
-       result = usb_submit_urb(urb, GFP_ATOMIC);
-       if (result) {
-               dev_err(&urb->dev->dev,
-                       "%s - Error %d submitting interrupt urb\n",
-                       __func__, result);
-       }
-
-       return;
-}
-
-static void ATEN2011_bulk_in_callback(struct urb *urb)
-{
-       int status;
-       unsigned char *data;
-       struct usb_serial *serial;
-       struct usb_serial_port *port;
-       struct ATENINTL_serial *ATEN2011_serial;
-       struct ATENINTL_port *ATEN2011_port;
-       struct tty_struct *tty;
-
-       if (urb->status) {
-               dbg("nonzero read bulk status received: %d", urb->status);
-               return;
-       }
-
-       ATEN2011_port = (struct ATENINTL_port *)urb->context;
-
-       port = (struct usb_serial_port *)ATEN2011_port->port;
-       serial = port->serial;
-
-       dbg("%s", "Entering...");
-
-       data = urb->transfer_buffer;
-       ATEN2011_serial = usb_get_serial_data(serial);
-
-       if (urb->actual_length) {
-               tty = tty_port_tty_get(&ATEN2011_port->port->port);
-               if (tty) {
-                       tty_buffer_request_room(tty, urb->actual_length);
-                       tty_insert_flip_string(tty, data, urb->actual_length);
-                       tty_flip_buffer_push(tty);
-                       tty_kref_put(tty);
-               }
-
-               ATEN2011_port->icount.rx += urb->actual_length;
-               dbg("ATEN2011_port->icount.rx is %d:",
-                       ATEN2011_port->icount.rx);
-       }
-
-       if (!ATEN2011_port->read_urb) {
-               dbg("%s", "URB KILLED !!!");
-               return;
-       }
-
-       if (ATEN2011_port->read_urb->status != -EINPROGRESS) {
-               ATEN2011_port->read_urb->dev = serial->dev;
-
-               status = usb_submit_urb(ATEN2011_port->read_urb, GFP_ATOMIC);
-               if (status)
-                       dbg("usb_submit_urb(read bulk) failed, status = %d", status);
-       }
-}
-
-static void ATEN2011_bulk_out_data_callback(struct urb *urb)
-{
-       struct ATENINTL_port *ATEN2011_port;
-       struct tty_struct *tty;
-
-       if (urb->status) {
-               dbg("nonzero write bulk status received:%d", urb->status);
-               return;
-       }
-
-       ATEN2011_port = (struct ATENINTL_port *)urb->context;
-
-       dbg("%s", "Entering .........");
-
-       tty = tty_port_tty_get(&ATEN2011_port->port->port);
-
-       if (tty && ATEN2011_port->open)
-               /* tell the tty driver that something has changed */
-               tty_wakeup(tty);
-
-       /* schedule_work(&ATEN2011_port->port->work); */
-       tty_kref_put(tty);
-
-}
-
-#ifdef ATENSerialProbe
-static int ATEN2011_serial_probe(struct usb_serial *serial,
-                                const struct usb_device_id *id)
-{
-
-       /*need to implement the mode_reg reading and updating\
-          structures usb_serial_ device_type\
-          (i.e num_ports, num_bulkin,bulkout etc) */
-       /* Also we can update the changes  attach */
-       return 1;
-}
-#endif
-
-static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
-                        struct file *filp)
-{
-       int response;
-       int j;
-       struct usb_serial *serial;
-       struct urb *urb;
-       __u16 Data;
-       int status;
-       struct ATENINTL_serial *ATEN2011_serial;
-       struct ATENINTL_port *ATEN2011_port;
-       struct ktermios tmp_termios;
-       int minor;
-
-       serial = port->serial;
-
-       ATEN2011_port = usb_get_serial_port_data(port);
-
-       if (ATEN2011_port == NULL)
-               return -ENODEV;
-
-       ATEN2011_serial = usb_get_serial_data(serial);
-       if (ATEN2011_serial == NULL)
-               return -ENODEV;
-
-       /* increment the number of opened ports counter here */
-       ATEN2011_serial->NoOfOpenPorts++;
-
-       usb_clear_halt(serial->dev, port->write_urb->pipe);
-       usb_clear_halt(serial->dev, port->read_urb->pipe);
-
-       /* Initialising the write urb pool */
-       for (j = 0; j < NUM_URBS; ++j) {
-               urb = usb_alloc_urb(0, GFP_ATOMIC);
-               ATEN2011_port->write_urb_pool[j] = urb;
-
-               if (urb == NULL) {
-                       err("No more urbs???");
-                       continue;
-               }
-
-               urb->transfer_buffer = NULL;
-               urb->transfer_buffer =
-                   kmalloc(URB_TRANSFER_BUFFER_SIZE, GFP_KERNEL);
-               if (!urb->transfer_buffer) {
-                       err("%s-out of memory for urb buffers.", __func__);
-                       continue;
-               }
-       }
-
-/*****************************************************************************
- * Initialize ATEN2011 -- Write Init values to corresponding Registers
- *
- * Register Index
- * 1 : IER
- * 2 : FCR
- * 3 : LCR
- * 4 : MCR
- *
- * 0x08 : SP1/2 Control Reg
- *****************************************************************************/
-
-/* NEED to check the fallowing Block */
-
-       Data = 0x0;
-       status = get_reg_sync(port, ATEN2011_port->SpRegOffset, &Data);
-       if (status < 0) {
-               dbg("Reading Spreg failed");
-               return -1;
-       }
-       Data |= 0x80;
-       status = set_reg_sync(port, ATEN2011_port->SpRegOffset, Data);
-       if (status < 0) {
-               dbg("writing Spreg failed");
-               return -1;
-       }
-
-       Data &= ~0x80;
-       status = set_reg_sync(port, ATEN2011_port->SpRegOffset, Data);
-       if (status < 0) {
-               dbg("writing Spreg failed");
-               return -1;
-       }
-
-/* End of block to be checked */
-/**************************CHECK***************************/
-
-       if (RS485mode == 0)
-               Data = 0xC0;
-       else
-               Data = 0x00;
-       status = set_uart_reg(port, SCRATCH_PAD_REGISTER, Data);
-       if (status < 0) {
-               dbg("Writing SCRATCH_PAD_REGISTER failed status-0x%x", status);
-               return -1;
-       } else
-               dbg("SCRATCH_PAD_REGISTER Writing success status%d", status);
-
-/**************************CHECK***************************/
-
-       Data = 0x0;
-       status = get_reg_sync(port, ATEN2011_port->ControlRegOffset, &Data);
-       if (status < 0) {
-               dbg("Reading Controlreg failed");
-               return -1;
-       }
-       Data |= 0x08;           /* Driver done bit */
-       Data |= 0x20;           /* rx_disable */
-       status = 0;
-       status =
-           set_reg_sync(port, ATEN2011_port->ControlRegOffset, Data);
-       if (status < 0) {
-               dbg("writing Controlreg failed");
-               return -1;
-       }
-       /*
-        * do register settings here
-        * Set all regs to the device default values.
-        * First Disable all interrupts.
-        */
-
-       Data = 0x00;
-       status = set_uart_reg(port, INTERRUPT_ENABLE_REGISTER, Data);
-       if (status < 0) {
-               dbg("disableing interrupts failed");
-               return -1;
-       }
-       /* Set FIFO_CONTROL_REGISTER to the default value */
-       Data = 0x00;
-       status = set_uart_reg(port, FIFO_CONTROL_REGISTER, Data);
-       if (status < 0) {
-               dbg("Writing FIFO_CONTROL_REGISTER  failed");
-               return -1;
-       }
-
-       Data = 0xcf;            /* chk */
-       status = set_uart_reg(port, FIFO_CONTROL_REGISTER, Data);
-       if (status < 0) {
-               dbg("Writing FIFO_CONTROL_REGISTER  failed");
-               return -1;
-       }
-
-       Data = 0x03;            /* LCR_BITS_8 */
-       status = set_uart_reg(port, LINE_CONTROL_REGISTER, Data);
-       ATEN2011_port->shadowLCR = Data;
-
-       Data = 0x0b;            /* MCR_DTR|MCR_RTS|MCR_MASTER_IE */
-       status = set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
-       ATEN2011_port->shadowMCR = Data;
-
-#ifdef Check
-       Data = 0x00;
-       status = get_uart_reg(port, LINE_CONTROL_REGISTER, &Data);
-       ATEN2011_port->shadowLCR = Data;
-
-       Data |= SERIAL_LCR_DLAB;        /* data latch enable in LCR 0x80 */
-       status = set_uart_reg(port, LINE_CONTROL_REGISTER, Data);
-
-       Data = 0x0c;
-       status = set_uart_reg(port, DIVISOR_LATCH_LSB, Data);
-
-       Data = 0x0;
-       status = set_uart_reg(port, DIVISOR_LATCH_MSB, Data);
-
-       Data = 0x00;
-       status = get_uart_reg(port, LINE_CONTROL_REGISTER, &Data);
-
-/*      Data = ATEN2011_port->shadowLCR; */    /* data latch disable */
-       Data = Data & ~SERIAL_LCR_DLAB;
-       status = set_uart_reg(port, LINE_CONTROL_REGISTER, Data);
-       ATEN2011_port->shadowLCR = Data;
-#endif
-       /* clearing Bulkin and Bulkout Fifo */
-       Data = 0x0;
-       status = get_reg_sync(port, ATEN2011_port->SpRegOffset, &Data);
-
-       Data = Data | 0x0c;
-       status = set_reg_sync(port, ATEN2011_port->SpRegOffset, Data);
-
-       Data = Data & ~0x0c;
-       status = set_reg_sync(port, ATEN2011_port->SpRegOffset, Data);
-       /* Finally enable all interrupts */
-       Data = 0x0;
-       Data = 0x0c;
-       status = set_uart_reg(port, INTERRUPT_ENABLE_REGISTER, Data);
-
-       /* clearing rx_disable */
-       Data = 0x0;
-       status = get_reg_sync(port, ATEN2011_port->ControlRegOffset, &Data);
-       Data = Data & ~0x20;
-       status = set_reg_sync(port, ATEN2011_port->ControlRegOffset, Data);
-
-       /* rx_negate */
-       Data = 0x0;
-       status = get_reg_sync(port, ATEN2011_port->ControlRegOffset, &Data);
-       Data = Data | 0x10;
-       status = 0;
-       status = set_reg_sync(port, ATEN2011_port->ControlRegOffset, Data);
-
-       /*
-        * Check to see if we've set up our endpoint info yet
-        * (can't set it up in ATEN2011_startup as the structures
-        * were not set up at that time.)
-        */
-       if (ATEN2011_serial->NoOfOpenPorts == 1) {
-               /* start the status polling here */
-               ATEN2011_serial->status_polling_started = 1;
-               /* If not yet set, Set here */
-               ATEN2011_serial->interrupt_in_buffer =
-                   serial->port[0]->interrupt_in_buffer;
-               ATEN2011_serial->interrupt_in_endpoint =
-                   serial->port[0]->interrupt_in_endpointAddress;
-               ATEN2011_serial->interrupt_read_urb =
-                   serial->port[0]->interrupt_in_urb;
-
-               /* set up interrupt urb */
-               usb_fill_int_urb(ATEN2011_serial->interrupt_read_urb,
-                                serial->dev,
-                                usb_rcvintpipe(serial->dev,
-                                               ATEN2011_serial->
-                                               interrupt_in_endpoint),
-                                ATEN2011_serial->interrupt_in_buffer,
-                                ATEN2011_serial->interrupt_read_urb->
-                                transfer_buffer_length,
-                                ATEN2011_interrupt_callback, ATEN2011_serial,
-                                ATEN2011_serial->interrupt_read_urb->interval);
-
-               /* start interrupt read for ATEN2011               *
-                * will continue as long as ATEN2011 is connected  */
-
-               response =
-                   usb_submit_urb(ATEN2011_serial->interrupt_read_urb,
-                                  GFP_KERNEL);
-               if (response) {
-                       dbg("%s - Error %d submitting interrupt urb",
-                               __func__, response);
-               }
-
-       }
-
-       /*
-        * See if we've set up our endpoint info yet
-        * (can't set it up in ATEN2011_startup as the
-        * structures were not set up at that time.)
-        */
-
-       dbg("port number is %d", port->number);
-       dbg("serial number is %d", port->serial->minor);
-       dbg("Bulkin endpoint is %d", port->bulk_in_endpointAddress);
-       dbg("BulkOut endpoint is %d", port->bulk_out_endpointAddress);
-       dbg("Interrupt endpoint is %d",
-               port->interrupt_in_endpointAddress);
-       dbg("port's number in the device is %d", ATEN2011_port->port_num);
-       ATEN2011_port->bulk_in_buffer = port->bulk_in_buffer;
-       ATEN2011_port->bulk_in_endpoint = port->bulk_in_endpointAddress;
-       ATEN2011_port->read_urb = port->read_urb;
-       ATEN2011_port->bulk_out_endpoint = port->bulk_out_endpointAddress;
-
-       minor = port->serial->minor;
-       if (minor == SERIAL_TTY_NO_MINOR)
-               minor = 0;
-
-       /* set up our bulk in urb */
-       if ((ATEN2011_serial->ATEN2011_spectrum_2or4ports == 2)
-           && (((__u16) port->number - (__u16) (minor)) != 0)) {
-               usb_fill_bulk_urb(ATEN2011_port->read_urb, serial->dev,
-                                 usb_rcvbulkpipe(serial->dev,
-                                                 (port->
-                                                  bulk_in_endpointAddress +
-                                                  2)), port->bulk_in_buffer,
-                                 ATEN2011_port->read_urb->
-                                 transfer_buffer_length,
-                                 ATEN2011_bulk_in_callback, ATEN2011_port);
-       } else
-               usb_fill_bulk_urb(ATEN2011_port->read_urb,
-                                 serial->dev,
-                                 usb_rcvbulkpipe(serial->dev,
-                                                 port->
-                                                 bulk_in_endpointAddress),
-                                 port->bulk_in_buffer,
-                                 ATEN2011_port->read_urb->
-                                 transfer_buffer_length,
-                                 ATEN2011_bulk_in_callback, ATEN2011_port);
-
-       dbg("ATEN2011_open: bulkin endpoint is %d",
-               port->bulk_in_endpointAddress);
-       response = usb_submit_urb(ATEN2011_port->read_urb, GFP_KERNEL);
-       if (response) {
-               err("%s - Error %d submitting control urb", __func__,
-                   response);
-       }
-
-       /* initialize our wait queues */
-       init_waitqueue_head(&ATEN2011_port->wait_chase);
-       init_waitqueue_head(&ATEN2011_port->wait_command);
-
-       /* initialize our icount structure */
-       memset(&(ATEN2011_port->icount), 0x00, sizeof(ATEN2011_port->icount));
-
-       /* initialize our port settings */
-       ATEN2011_port->shadowMCR = MCR_MASTER_IE;       /* Must set to enable ints! */
-       ATEN2011_port->chaseResponsePending = 0;
-       /* send a open port command */
-       ATEN2011_port->open = 1;
-       /* ATEN2011_change_port_settings(ATEN2011_port,old_termios); */
-       /* Setup termios */
-       ATEN2011_set_termios(tty, port, &tmp_termios);
-       ATEN2011_port->icount.tx = 0;
-       ATEN2011_port->icount.rx = 0;
-
-       dbg("usb_serial serial:%x       ATEN2011_port:%x\nATEN2011_serial:%x      usb_serial_port port:%x",
-            (unsigned int)serial, (unsigned int)ATEN2011_port,
-            (unsigned int)ATEN2011_serial, (unsigned int)port);
-
-       return 0;
-
-}
-
-static int ATEN2011_chars_in_buffer(struct tty_struct *tty)
-{
-       struct usb_serial_port *port = tty->driver_data;
-       int i;
-       int chars = 0;
-       struct ATENINTL_port *ATEN2011_port;
-
-       /* dbg("%s"," ATEN2011_chars_in_buffer:entering ..........."); */
-
-       ATEN2011_port = usb_get_serial_port_data(port);
-       if (ATEN2011_port == NULL) {
-               dbg("%s", "ATEN2011_break:leaving ...........");
-               return -1;
-       }
-
-       for (i = 0; i < NUM_URBS; ++i)
-               if (ATEN2011_port->write_urb_pool[i]->status == -EINPROGRESS)
-                       chars += URB_TRANSFER_BUFFER_SIZE;
-
-       dbg("%s - returns %d", __func__, chars);
-       return chars;
-
-}
-
-static void ATEN2011_block_until_tx_empty(struct tty_struct *tty,
-                                         struct ATENINTL_port *ATEN2011_port)
-{
-       int timeout = HZ / 10;
-       int wait = 30;
-       int count;
-
-       while (1) {
-               count = ATEN2011_chars_in_buffer(tty);
-
-               /* Check for Buffer status */
-               if (count <= 0)
-                       return;
-
-               /* Block the thread for a while */
-               interruptible_sleep_on_timeout(&ATEN2011_port->wait_chase,
-                                              timeout);
-
-               /* No activity.. count down section */
-               wait--;
-               if (wait == 0) {
-                       dbg("%s - TIMEOUT", __func__);
-                       return;
-               } else {
-                       /* Reset timout value back to seconds */
-                       wait = 30;
-               }
-       }
-}
-
-static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port,
-                          struct file *filp)
-{
-       struct usb_serial *serial;
-       struct ATENINTL_serial *ATEN2011_serial;
-       struct ATENINTL_port *ATEN2011_port;
-       int no_urbs;
-       __u16 Data;
-
-       dbg("%s", "ATEN2011_close:entering...");
-       serial = port->serial;
-
-       /* take the Adpater and port's private data */
-       ATEN2011_serial = usb_get_serial_data(serial);
-       ATEN2011_port = usb_get_serial_port_data(port);
-       if ((ATEN2011_serial == NULL) || (ATEN2011_port == NULL))
-               return;
-
-       if (serial->dev) {
-               /* flush and block(wait) until tx is empty */
-               ATEN2011_block_until_tx_empty(tty, ATEN2011_port);
-       }
-       /* kill the ports URB's */
-       for (no_urbs = 0; no_urbs < NUM_URBS; no_urbs++)
-               usb_kill_urb(ATEN2011_port->write_urb_pool[no_urbs]);
-       /* Freeing Write URBs */
-       for (no_urbs = 0; no_urbs < NUM_URBS; ++no_urbs) {
-               kfree(ATEN2011_port->write_urb_pool[no_urbs]->transfer_buffer);
-               usb_free_urb(ATEN2011_port->write_urb_pool[no_urbs]);
-       }
-       /* While closing port, shutdown all bulk read, write  *
-        * and interrupt read if they exists                  */
-       if (serial->dev) {
-               if (ATEN2011_port->write_urb) {
-                       dbg("%s", "Shutdown bulk write");
-                       usb_kill_urb(ATEN2011_port->write_urb);
-               }
-               if (ATEN2011_port->read_urb) {
-                       dbg("%s", "Shutdown bulk read");
-                       usb_kill_urb(ATEN2011_port->read_urb);
-               }
-               if ((&ATEN2011_port->control_urb)) {
-                       dbg("%s", "Shutdown control read");
-                       /* usb_kill_urb (ATEN2011_port->control_urb); */
-
-               }
-       }
-       /* if(ATEN2011_port->ctrl_buf != NULL) */
-               /* kfree(ATEN2011_port->ctrl_buf); */
-       /* decrement the no.of open ports counter of an individual USB-serial adapter. */
-       ATEN2011_serial->NoOfOpenPorts--;
-       dbg("NoOfOpenPorts in close%d:in port%d",
-               ATEN2011_serial->NoOfOpenPorts, port->number);
-       if (ATEN2011_serial->NoOfOpenPorts == 0) {
-               /* stop the stus polling here */
-               ATEN2011_serial->status_polling_started = 0;
-               if (ATEN2011_serial->interrupt_read_urb) {
-                       dbg("%s", "Shutdown interrupt_read_urb");
-                       /* ATEN2011_serial->interrupt_in_buffer=NULL; */
-                       /* usb_kill_urb (ATEN2011_serial->interrupt_read_urb); */
-               }
-       }
-       if (ATEN2011_port->write_urb) {
-               /* if this urb had a transfer buffer already (old tx) free it */
-               kfree(ATEN2011_port->write_urb->transfer_buffer);
-               usb_free_urb(ATEN2011_port->write_urb);
-       }
-
-       /* clear the MCR & IER */
-       Data = 0x00;
-       set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
-       Data = 0x00;
-       set_uart_reg(port, INTERRUPT_ENABLE_REGISTER, Data);
-
-       ATEN2011_port->open = 0;
-       dbg("%s", "Leaving ............");
-
-}
-
-static void ATEN2011_block_until_chase_response(struct tty_struct *tty,
-                                               struct ATENINTL_port
-                                               *ATEN2011_port)
-{
-       int timeout = 1 * HZ;
-       int wait = 10;
-       int count;
-
-       while (1) {
-               count = ATEN2011_chars_in_buffer(tty);
-
-               /* Check for Buffer status */
-               if (count <= 0) {
-                       ATEN2011_port->chaseResponsePending = 0;
-                       return;
-               }
-
-               /* Block the thread for a while */
-               interruptible_sleep_on_timeout(&ATEN2011_port->wait_chase,
-                                              timeout);
-               /* No activity.. count down section */
-               wait--;
-               if (wait == 0) {
-                       dbg("%s - TIMEOUT", __func__);
-                       return;
-               } else {
-                       /* Reset timout value back to seconds */
-                       wait = 10;
-               }
-       }
-
-}
-
-static void ATEN2011_break(struct tty_struct *tty, int break_state)
-{
-       struct usb_serial_port *port = tty->driver_data;
-       unsigned char data;
-       struct usb_serial *serial;
-       struct ATENINTL_serial *ATEN2011_serial;
-       struct ATENINTL_port *ATEN2011_port;
-
-       dbg("%s", "Entering ...........");
-       dbg("ATEN2011_break: Start");
-
-       serial = port->serial;
-
-       ATEN2011_serial = usb_get_serial_data(serial);
-       ATEN2011_port = usb_get_serial_port_data(port);
-
-       if ((ATEN2011_serial == NULL) || (ATEN2011_port == NULL))
-               return;
-
-       /* flush and chase */
-       ATEN2011_port->chaseResponsePending = 1;
-
-       if (serial->dev) {
-               /* flush and block until tx is empty */
-               ATEN2011_block_until_chase_response(tty, ATEN2011_port);
-       }
-
-       if (break_state == -1)
-               data = ATEN2011_port->shadowLCR | LCR_SET_BREAK;
-       else
-               data = ATEN2011_port->shadowLCR & ~LCR_SET_BREAK;
-
-       ATEN2011_port->shadowLCR = data;
-       dbg("ATEN2011_break ATEN2011_port->shadowLCR is %x",
-               ATEN2011_port->shadowLCR);
-       set_uart_reg(port, LINE_CONTROL_REGISTER, ATEN2011_port->shadowLCR);
-
-       return;
-}
-
-static int ATEN2011_write_room(struct tty_struct *tty)
-{
-       struct usb_serial_port *port = tty->driver_data;
-       int i;
-       int room = 0;
-       struct ATENINTL_port *ATEN2011_port;
-
-       ATEN2011_port = usb_get_serial_port_data(port);
-       if (ATEN2011_port == NULL) {
-               dbg("%s", "ATEN2011_break:leaving ...........");
-               return -1;
-       }
-
-       for (i = 0; i < NUM_URBS; ++i)
-               if (ATEN2011_port->write_urb_pool[i]->status != -EINPROGRESS)
-                       room += URB_TRANSFER_BUFFER_SIZE;
-
-       dbg("%s - returns %d", __func__, room);
-       return room;
-
-}
-
-static int ATEN2011_write(struct tty_struct *tty, struct usb_serial_port *port,
-                         const unsigned char *data, int count)
-{
-       int status;
-       int i;
-       int bytes_sent = 0;
-       int transfer_size;
-       int minor;
-
-       struct ATENINTL_port *ATEN2011_port;
-       struct usb_serial *serial;
-       struct ATENINTL_serial *ATEN2011_serial;
-       struct urb *urb;
-       const unsigned char *current_position = data;
-       unsigned char *data1;
-       dbg("%s", "entering ...........");
-
-       serial = port->serial;
-
-       ATEN2011_port = usb_get_serial_port_data(port);
-       if (ATEN2011_port == NULL) {
-               dbg("%s", "ATEN2011_port is NULL");
-               return -1;
-       }
-
-       ATEN2011_serial = usb_get_serial_data(serial);
-       if (ATEN2011_serial == NULL) {
-               dbg("%s", "ATEN2011_serial is NULL");
-               return -1;
-       }
-
-       /* try to find a free urb in the list */
-       urb = NULL;
-
-       for (i = 0; i < NUM_URBS; ++i) {
-               if (ATEN2011_port->write_urb_pool[i]->status != -EINPROGRESS) {
-                       urb = ATEN2011_port->write_urb_pool[i];
-                       dbg("URB:%d", i);
-                       break;
-               }
-       }
-
-       if (urb == NULL) {
-               dbg("%s - no more free urbs", __func__);
-               goto exit;
-       }
-
-       if (urb->transfer_buffer == NULL) {
-               urb->transfer_buffer =
-                   kmalloc(URB_TRANSFER_BUFFER_SIZE, GFP_KERNEL);
-
-               if (urb->transfer_buffer == NULL) {
-                       err("%s no more kernel memory...", __func__);
-                       goto exit;
-               }
-       }
-       transfer_size = min(count, URB_TRANSFER_BUFFER_SIZE);
-
-       memcpy(urb->transfer_buffer, current_position, transfer_size);
-       /* usb_serial_debug_data (__FILE__, __func__, transfer_size, urb->transfer_buffer); */
-
-       /* fill urb with data and submit  */
-       minor = port->serial->minor;
-       if (minor == SERIAL_TTY_NO_MINOR)
-               minor = 0;
-       if ((ATEN2011_serial->ATEN2011_spectrum_2or4ports == 2)
-           && (((__u16) port->number - (__u16) (minor)) != 0)) {
-               usb_fill_bulk_urb(urb, ATEN2011_serial->serial->dev,
-                                 usb_sndbulkpipe(ATEN2011_serial->serial->dev,
-                                                 (port->
-                                                  bulk_out_endpointAddress) +
-                                                 2), urb->transfer_buffer,
-                                 transfer_size,
-                                 ATEN2011_bulk_out_data_callback,
-                                 ATEN2011_port);
-       } else
-
-               usb_fill_bulk_urb(urb,
-                                 ATEN2011_serial->serial->dev,
-                                 usb_sndbulkpipe(ATEN2011_serial->serial->dev,
-                                                 port->
-                                                 bulk_out_endpointAddress),
-                                 urb->transfer_buffer, transfer_size,
-                                 ATEN2011_bulk_out_data_callback,
-                                 ATEN2011_port);
-
-       data1 = urb->transfer_buffer;
-       dbg("bulkout endpoint is %d", port->bulk_out_endpointAddress);
-       /* for(i=0;i < urb->actual_length;i++) */
-               /* dbg("Data is %c ",data1[i]); */
-
-       /* send it down the pipe */
-       status = usb_submit_urb(urb, GFP_ATOMIC);
-
-       if (status) {
-               err("%s - usb_submit_urb(write bulk) failed with status = %d",
-                   __func__, status);
-               bytes_sent = status;
-               goto exit;
-       }
-       bytes_sent = transfer_size;
-       ATEN2011_port->icount.tx += transfer_size;
-       dbg("ATEN2011_port->icount.tx is %d:", ATEN2011_port->icount.tx);
-
-exit:
-       return bytes_sent;
-}
-
-static void ATEN2011_throttle(struct tty_struct *tty)
-{
-       struct usb_serial_port *port = tty->driver_data;
-       struct ATENINTL_port *ATEN2011_port;
-       int status;
-
-       dbg("- port %d", port->number);
-
-       ATEN2011_port = usb_get_serial_port_data(port);
-
-       if (ATEN2011_port == NULL)
-               return;
-
-       if (!ATEN2011_port->open) {
-               dbg("%s", "port not opened");
-               return;
-       }
-
-       dbg("%s", "Entering .......... ");
-
-       if (!tty) {
-               dbg("%s - no tty available", __func__);
-               return;
-       }
-
-       /* if we are implementing XON/XOFF, send the stop character */
-       if (I_IXOFF(tty)) {
-               unsigned char stop_char = STOP_CHAR(tty);
-               status = ATEN2011_write(tty, port, &stop_char, 1);
-               if (status <= 0)
-                       return;
-       }
-
-       /* if we are implementing RTS/CTS, toggle that line */
-       if (tty->termios->c_cflag & CRTSCTS) {
-               ATEN2011_port->shadowMCR &= ~MCR_RTS;
-               status = set_uart_reg(port, MODEM_CONTROL_REGISTER,
-                                     ATEN2011_port->shadowMCR);
-               if (status < 0)
-                       return;
-       }
-
-       return;
-}
-
-static void ATEN2011_unthrottle(struct tty_struct *tty)
-{
-       struct usb_serial_port *port = tty->driver_data;
-       int status;
-       struct ATENINTL_port *ATEN2011_port = usb_get_serial_port_data(port);
-
-       if (ATEN2011_port == NULL)
-               return;
-
-       if (!ATEN2011_port->open) {
-               dbg("%s - port not opened", __func__);
-               return;
-       }
-
-       dbg("%s", "Entering .......... ");
-
-       if (!tty) {
-               dbg("%s - no tty available", __func__);
-               return;
-       }
-
-       /* if we are implementing XON/XOFF, send the start character */
-       if (I_IXOFF(tty)) {
-               unsigned char start_char = START_CHAR(tty);
-               status = ATEN2011_write(tty, port, &start_char, 1);
-               if (status <= 0)
-                       return;
-       }
-
-       /* if we are implementing RTS/CTS, toggle that line */
-       if (tty->termios->c_cflag & CRTSCTS) {
-               ATEN2011_port->shadowMCR |= MCR_RTS;
-               status = set_uart_reg(port, MODEM_CONTROL_REGISTER,
-                                     ATEN2011_port->shadowMCR);
-               if (status < 0)
-                       return;
-       }
-
-       return;
-}
-
-static int ATEN2011_tiocmget(struct tty_struct *tty, struct file *file)
-{
-       struct usb_serial_port *port = tty->driver_data;
-       struct ATENINTL_port *ATEN2011_port;
-       unsigned int result;
-       __u16 msr;
-       __u16 mcr;
-       /* unsigned int mcr; */
-       int status = 0;
-       ATEN2011_port = usb_get_serial_port_data(port);
-
-       dbg("%s - port %d", __func__, port->number);
-
-       if (ATEN2011_port == NULL)
-               return -ENODEV;
-
-       status = get_uart_reg(port, MODEM_STATUS_REGISTER, &msr);
-       status = get_uart_reg(port, MODEM_CONTROL_REGISTER, &mcr);
-       /* mcr = ATEN2011_port->shadowMCR; */
-       /* COMMENT2: the Fallowing three line are commented for updating only MSR values */
-       result = ((mcr & MCR_DTR) ? TIOCM_DTR : 0)
-           | ((mcr & MCR_RTS) ? TIOCM_RTS : 0)
-           | ((mcr & MCR_LOOPBACK) ? TIOCM_LOOP : 0)
-           | ((msr & ATEN2011_MSR_CTS) ? TIOCM_CTS : 0)
-           | ((msr & ATEN2011_MSR_CD) ? TIOCM_CAR : 0)
-           | ((msr & ATEN2011_MSR_RI) ? TIOCM_RI : 0)
-           | ((msr & ATEN2011_MSR_DSR) ? TIOCM_DSR : 0);
-
-       dbg("%s - 0x%04X", __func__, result);
-
-       return result;
-}
-
-static int ATEN2011_tiocmset(struct tty_struct *tty, struct file *file,
-                            unsigned int set, unsigned int clear)
-{
-       struct usb_serial_port *port = tty->driver_data;
-       struct ATENINTL_port *ATEN2011_port;
-       unsigned int mcr;
-       unsigned int status;
-
-       dbg("%s - port %d", __func__, port->number);
-
-       ATEN2011_port = usb_get_serial_port_data(port);
-
-       if (ATEN2011_port == NULL)
-               return -ENODEV;
-
-       mcr = ATEN2011_port->shadowMCR;
-       if (clear & TIOCM_RTS)
-               mcr &= ~MCR_RTS;
-       if (clear & TIOCM_DTR)
-               mcr &= ~MCR_DTR;
-       if (clear & TIOCM_LOOP)
-               mcr &= ~MCR_LOOPBACK;
-
-       if (set & TIOCM_RTS)
-               mcr |= MCR_RTS;
-       if (set & TIOCM_DTR)
-               mcr |= MCR_DTR;
-       if (set & TIOCM_LOOP)
-               mcr |= MCR_LOOPBACK;
-
-       ATEN2011_port->shadowMCR = mcr;
-
-       status = set_uart_reg(port, MODEM_CONTROL_REGISTER, mcr);
-       if (status < 0) {
-               dbg("setting MODEM_CONTROL_REGISTER Failed");
-               return -1;
-       }
-
-       return 0;
-}
-
-static void ATEN2011_set_termios(struct tty_struct *tty,
-                                struct usb_serial_port *port,
-                                struct ktermios *old_termios)
-{
-       int status;
-       unsigned int cflag;
-       struct usb_serial *serial;
-       struct ATENINTL_port *ATEN2011_port;
-
-       dbg("ATEN2011_set_termios: START");
-
-       serial = port->serial;
-
-       ATEN2011_port = usb_get_serial_port_data(port);
-
-       if (ATEN2011_port == NULL)
-               return;
-
-       if (!ATEN2011_port->open) {
-               dbg("%s - port not opened", __func__);
-               return;
-       }
-
-       dbg("%s", "setting termios - ");
-
-       cflag = tty->termios->c_cflag;
-
-       dbg("%s - cflag %08x iflag %08x", __func__,
-           tty->termios->c_cflag, RELEVANT_IFLAG(tty->termios->c_iflag));
-
-       if (old_termios) {
-               dbg("%s - old clfag %08x old iflag %08x", __func__,
-                   old_termios->c_cflag, RELEVANT_IFLAG(old_termios->c_iflag));
-       }
-
-       dbg("%s - port %d", __func__, port->number);
-
-       /* change the port settings to the new ones specified */
-
-       ATEN2011_change_port_settings(tty, ATEN2011_port, old_termios);
-
-       if (!ATEN2011_port->read_urb) {
-               dbg("%s", "URB KILLED !!!!!");
-               return;
-       }
-
-       if (ATEN2011_port->read_urb->status != -EINPROGRESS) {
-               ATEN2011_port->read_urb->dev = serial->dev;
-               status = usb_submit_urb(ATEN2011_port->read_urb, GFP_ATOMIC);
-               if (status) {
-                       dbg
-                           (" usb_submit_urb(read bulk) failed, status = %d",
-                            status);
-               }
-       }
-       return;
-}
-
-static int get_lsr_info(struct tty_struct *tty,
-                       struct ATENINTL_port *ATEN2011_port,
-                       unsigned int __user *value)
-{
-       int count;
-       unsigned int result = 0;
-
-       count = ATEN2011_chars_in_buffer(tty);
-       if (count == 0) {
-               dbg("%s -- Empty", __func__);
-               result = TIOCSER_TEMT;
-       }
-
-       if (copy_to_user(value, &result, sizeof(int)))
-               return -EFAULT;
-       return 0;
-}
-
-static int get_number_bytes_avail(struct tty_struct *tty,
-                                 struct ATENINTL_port *ATEN2011_port,
-                                 unsigned int __user *value)
-{
-       unsigned int result = 0;
-
-       if (!tty)
-               return -ENOIOCTLCMD;
-
-       result = tty->read_cnt;
-
-       dbg("%s(%d) = %d", __func__, ATEN2011_port->port->number, result);
-       if (copy_to_user(value, &result, sizeof(int)))
-               return -EFAULT;
-
-       return -ENOIOCTLCMD;
-}
-
-static int set_modem_info(struct ATENINTL_port *ATEN2011_port, unsigned int cmd,
-                         unsigned int __user *value)
-{
-       unsigned int mcr;
-       unsigned int arg;
-       __u16 Data;
-       int status;
-       struct usb_serial_port *port;
-
-       if (ATEN2011_port == NULL)
-               return -1;
-
-       port = (struct usb_serial_port *)ATEN2011_port->port;
-
-       mcr = ATEN2011_port->shadowMCR;
-
-       if (copy_from_user(&arg, value, sizeof(int)))
-               return -EFAULT;
-
-       switch (cmd) {
-       case TIOCMBIS:
-               if (arg & TIOCM_RTS)
-                       mcr |= MCR_RTS;
-               if (arg & TIOCM_DTR)
-                       mcr |= MCR_RTS;
-               if (arg & TIOCM_LOOP)
-                       mcr |= MCR_LOOPBACK;
-               break;
-
-       case TIOCMBIC:
-               if (arg & TIOCM_RTS)
-                       mcr &= ~MCR_RTS;
-               if (arg & TIOCM_DTR)
-                       mcr &= ~MCR_RTS;
-               if (arg & TIOCM_LOOP)
-                       mcr &= ~MCR_LOOPBACK;
-               break;
-
-       case TIOCMSET:
-               /* turn off the RTS and DTR and LOOPBACK
-                * and then only turn on what was asked to */
-               mcr &= ~(MCR_RTS | MCR_DTR | MCR_LOOPBACK);
-               mcr |= ((arg & TIOCM_RTS) ? MCR_RTS : 0);
-               mcr |= ((arg & TIOCM_DTR) ? MCR_DTR : 0);
-               mcr |= ((arg & TIOCM_LOOP) ? MCR_LOOPBACK : 0);
-               break;
-       }
-
-       ATEN2011_port->shadowMCR = mcr;
-
-       Data = ATEN2011_port->shadowMCR;
-       status = set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
-       if (status < 0) {
-               dbg("setting MODEM_CONTROL_REGISTER Failed");
-               return -1;
-       }
-
-       return 0;
-}
-
-static int get_modem_info(struct ATENINTL_port *ATEN2011_port,
-                         unsigned int __user *value)
-{
-       unsigned int result = 0;
-       __u16 msr;
-       unsigned int mcr = ATEN2011_port->shadowMCR;
-       int status;
-
-       status = get_uart_reg(ATEN2011_port->port, MODEM_STATUS_REGISTER, &msr);
-       result = ((mcr & MCR_DTR) ? TIOCM_DTR : 0)      /* 0x002 */
-           |((mcr & MCR_RTS) ? TIOCM_RTS : 0)  /* 0x004 */
-           |((msr & ATEN2011_MSR_CTS) ? TIOCM_CTS : 0) /* 0x020 */
-           |((msr & ATEN2011_MSR_CD) ? TIOCM_CAR : 0)  /* 0x040 */
-           |((msr & ATEN2011_MSR_RI) ? TIOCM_RI : 0)   /* 0x080 */
-           |((msr & ATEN2011_MSR_DSR) ? TIOCM_DSR : 0);        /* 0x100 */
-
-       dbg("%s -- %x", __func__, result);
-
-       if (copy_to_user(value, &result, sizeof(int)))
-               return -EFAULT;
-       return 0;
-}
-
-static int get_serial_info(struct ATENINTL_port *ATEN2011_port,
-                          struct serial_struct __user *retinfo)
-{
-       struct serial_struct tmp;
-
-       if (ATEN2011_port == NULL)
-               return -1;
-
-       if (!retinfo)
-               return -EFAULT;
-
-       memset(&tmp, 0, sizeof(tmp));
-
-       tmp.type = PORT_16550A;
-       tmp.line = ATEN2011_port->port->serial->minor;
-       if (tmp.line == SERIAL_TTY_NO_MINOR)
-               tmp.line = 0;
-       tmp.port = ATEN2011_port->port->number;
-       tmp.irq = 0;
-       tmp.flags = ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ;
-       tmp.xmit_fifo_size = NUM_URBS * URB_TRANSFER_BUFFER_SIZE;
-       tmp.baud_base = 9600;
-       tmp.close_delay = 5 * HZ;
-       tmp.closing_wait = 30 * HZ;
-
-       if (copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
-               return -EFAULT;
-       return 0;
-}
-
-static int ATEN2011_ioctl(struct tty_struct *tty, struct file *file,
-                         unsigned int cmd, unsigned long arg)
-{
-       struct usb_serial_port *port = tty->driver_data;
-       struct ATENINTL_port *ATEN2011_port;
-       struct async_icount cnow;
-       struct async_icount cprev;
-       struct serial_icounter_struct icount;
-       int ATENret = 0;
-       unsigned int __user *user_arg = (unsigned int __user *)arg;
-
-       ATEN2011_port = usb_get_serial_port_data(port);
-
-       if (ATEN2011_port == NULL)
-               return -1;
-
-       dbg("%s - port %d, cmd = 0x%x", __func__, port->number, cmd);
-
-       switch (cmd) {
-               /* return number of bytes available */
-
-       case TIOCINQ:
-               dbg("%s (%d) TIOCINQ", __func__, port->number);
-               return get_number_bytes_avail(tty, ATEN2011_port, user_arg);
-               break;
-
-       case TIOCOUTQ:
-               dbg("%s (%d) TIOCOUTQ", __func__, port->number);
-               return put_user(ATEN2011_chars_in_buffer(tty), user_arg);
-               break;
-
-       case TIOCSERGETLSR:
-               dbg("%s (%d) TIOCSERGETLSR", __func__, port->number);
-               return get_lsr_info(tty, ATEN2011_port, user_arg);
-               return 0;
-
-       case TIOCMBIS:
-       case TIOCMBIC:
-       case TIOCMSET:
-               dbg("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET", __func__,
-                   port->number);
-               ATENret = set_modem_info(ATEN2011_port, cmd, user_arg);
-               return ATENret;
-
-       case TIOCMGET:
-               dbg("%s (%d) TIOCMGET", __func__, port->number);
-               return get_modem_info(ATEN2011_port, user_arg);
-
-       case TIOCGSERIAL:
-               dbg("%s (%d) TIOCGSERIAL", __func__, port->number);
-               return get_serial_info(ATEN2011_port,
-                                      (struct serial_struct __user *)arg);
-
-       case TIOCSSERIAL:
-               dbg("%s (%d) TIOCSSERIAL", __func__, port->number);
-               break;
-
-       case TIOCMIWAIT:
-               dbg("%s (%d) TIOCMIWAIT", __func__, port->number);
-               cprev = ATEN2011_port->icount;
-               while (1) {
-                       /* see if a signal did it */
-                       if (signal_pending(current))
-                               return -ERESTARTSYS;
-                       cnow = ATEN2011_port->icount;
-                       if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr &&
-                           cnow.dcd == cprev.dcd && cnow.cts == cprev.cts)
-                               return -EIO;    /* no change => error */
-                       if (((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
-                           ((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
-                           ((arg & TIOCM_CD) && (cnow.dcd != cprev.dcd)) ||
-                           ((arg & TIOCM_CTS) && (cnow.cts != cprev.cts))) {
-                               return 0;
-                       }
-                       cprev = cnow;
-               }
-               /* NOTREACHED */
-               break;
-
-       case TIOCGICOUNT:
-               cnow = ATEN2011_port->icount;
-               icount.cts = cnow.cts;
-               icount.dsr = cnow.dsr;
-               icount.rng = cnow.rng;
-               icount.dcd = cnow.dcd;
-               icount.rx = cnow.rx;
-               icount.tx = cnow.tx;
-               icount.frame = cnow.frame;
-               icount.overrun = cnow.overrun;
-               icount.parity = cnow.parity;
-               icount.brk = cnow.brk;
-               icount.buf_overrun = cnow.buf_overrun;
-
-               dbg("%s (%d) TIOCGICOUNT RX=%d, TX=%d", __func__,
-                   port->number, icount.rx, icount.tx);
-               if (copy_to_user((void __user *)arg, &icount, sizeof(icount)))
-                       return -EFAULT;
-               return 0;
-
-       default:
-               break;
-       }
-
-       return -ENOIOCTLCMD;
-}
-
-static int ATEN2011_calc_baud_rate_divisor(int baudRate, int *divisor,
-                                          __u16 *clk_sel_val)
-{
-       dbg("%s - %d", __func__, baudRate);
-
-       if (baudRate <= 115200) {
-               *divisor = 115200 / baudRate;
-               *clk_sel_val = 0x0;
-       }
-       if ((baudRate > 115200) && (baudRate <= 230400)) {
-               *divisor = 230400 / baudRate;
-               *clk_sel_val = 0x10;
-       } else if ((baudRate > 230400) && (baudRate <= 403200)) {
-               *divisor = 403200 / baudRate;
-               *clk_sel_val = 0x20;
-       } else if ((baudRate > 403200) && (baudRate <= 460800)) {
-               *divisor = 460800 / baudRate;
-               *clk_sel_val = 0x30;
-       } else if ((baudRate > 460800) && (baudRate <= 806400)) {
-               *divisor = 806400 / baudRate;
-               *clk_sel_val = 0x40;
-       } else if ((baudRate > 806400) && (baudRate <= 921600)) {
-               *divisor = 921600 / baudRate;
-               *clk_sel_val = 0x50;
-       } else if ((baudRate > 921600) && (baudRate <= 1572864)) {
-               *divisor = 1572864 / baudRate;
-               *clk_sel_val = 0x60;
-       } else if ((baudRate > 1572864) && (baudRate <= 3145728)) {
-               *divisor = 3145728 / baudRate;
-               *clk_sel_val = 0x70;
-       }
-       return 0;
-}
-
-static int ATEN2011_send_cmd_write_baud_rate(struct ATENINTL_port
-                                            *ATEN2011_port, int baudRate)
-{
-       int divisor = 0;
-       int status;
-       __u16 Data;
-       unsigned char number;
-       __u16 clk_sel_val;
-       struct usb_serial_port *port;
-       int minor;
-
-       if (ATEN2011_port == NULL)
-               return -1;
-
-       port = (struct usb_serial_port *)ATEN2011_port->port;
-
-       dbg("%s", "Entering .......... ");
-
-       minor = ATEN2011_port->port->serial->minor;
-       if (minor == SERIAL_TTY_NO_MINOR)
-               minor = 0;
-       number = ATEN2011_port->port->number - minor;
-
-       dbg("%s - port = %d, baud = %d", __func__,
-           ATEN2011_port->port->number, baudRate);
-       /* reset clk_uart_sel in spregOffset */
-       if (baudRate > 115200) {
-#ifdef HW_flow_control
-               /*
-                * NOTE: need to see the pther register to modify
-                * setting h/w flow control bit to 1;
-                */
-               /* Data = ATEN2011_port->shadowMCR; */
-               Data = 0x2b;
-               ATEN2011_port->shadowMCR = Data;
-               status = set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
-               if (status < 0) {
-                       dbg("Writing spreg failed in set_serial_baud");
-                       return -1;
-               }
-#endif
-
-       } else {
-#ifdef HW_flow_control
-               /* setting h/w flow control bit to 0; */
-               /* Data = ATEN2011_port->shadowMCR; */
-               Data = 0xb;
-               ATEN2011_port->shadowMCR = Data;
-               status = set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
-               if (status < 0) {
-                       dbg("Writing spreg failed in set_serial_baud");
-                       return -1;
-               }
-#endif
-
-       }
-
-       if (1)                  /* baudRate <= 115200) */ {
-               clk_sel_val = 0x0;
-               Data = 0x0;
-               status =
-                   ATEN2011_calc_baud_rate_divisor(baudRate, &divisor,
-                                                   &clk_sel_val);
-               status = get_reg_sync(port, ATEN2011_port->SpRegOffset, &Data);
-               if (status < 0) {
-                       dbg("reading spreg failed in set_serial_baud");
-                       return -1;
-               }
-               Data = (Data & 0x8f) | clk_sel_val;
-               status = set_reg_sync(port, ATEN2011_port->SpRegOffset, Data);
-               if (status < 0) {
-                       dbg("Writing spreg failed in set_serial_baud");
-                       return -1;
-               }
-               /* Calculate the Divisor */
-
-               if (status) {
-                       err("%s - bad baud rate", __func__);
-                       dbg("%s", "bad baud rate");
-                       return status;
-               }
-               /* Enable access to divisor latch */
-               Data = ATEN2011_port->shadowLCR | SERIAL_LCR_DLAB;
-               ATEN2011_port->shadowLCR = Data;
-               set_uart_reg(port, LINE_CONTROL_REGISTER, Data);
-
-               /* Write the divisor */
-               Data = (unsigned char)(divisor & 0xff);
-               dbg("set_serial_baud Value to write DLL is %x", Data);
-               set_uart_reg(port, DIVISOR_LATCH_LSB, Data);
-
-               Data = (unsigned char)((divisor & 0xff00) >> 8);
-               dbg("set_serial_baud Value to write DLM is %x", Data);
-               set_uart_reg(port, DIVISOR_LATCH_MSB, Data);
-
-               /* Disable access to divisor latch */
-               Data = ATEN2011_port->shadowLCR & ~SERIAL_LCR_DLAB;
-               ATEN2011_port->shadowLCR = Data;
-               set_uart_reg(port, LINE_CONTROL_REGISTER, Data);
-
-       }
-
-       return status;
-}
-
-static void ATEN2011_change_port_settings(struct tty_struct *tty,
-                                         struct ATENINTL_port *ATEN2011_port,
-                                         struct ktermios *old_termios)
-{
-       int baud;
-       unsigned cflag;
-       unsigned iflag;
-       __u8 lData;
-       __u8 lParity;
-       __u8 lStop;
-       int status;
-       __u16 Data;
-       struct usb_serial_port *port;
-       struct usb_serial *serial;
-
-       if (ATEN2011_port == NULL)
-               return;
-
-       port = (struct usb_serial_port *)ATEN2011_port->port;
-
-       serial = port->serial;
-
-       dbg("%s - port %d", __func__, ATEN2011_port->port->number);
-
-       if (!ATEN2011_port->open) {
-               dbg("%s - port not opened", __func__);
-               return;
-       }
-
-       if ((!tty) || (!tty->termios)) {
-               dbg("%s - no tty structures", __func__);
-               return;
-       }
-
-       dbg("%s", "Entering .......... ");
-
-       lData = LCR_BITS_8;
-       lStop = LCR_STOP_1;
-       lParity = LCR_PAR_NONE;
-
-       cflag = tty->termios->c_cflag;
-       iflag = tty->termios->c_iflag;
-
-       /* Change the number of bits */
-
-       /* COMMENT1: the below Line"if(cflag & CSIZE)" is added for the errors we get for serial loop data test i.e serial_loopback.pl -v */
-       /* if(cflag & CSIZE) */
-       {
-               switch (cflag & CSIZE) {
-               case CS5:
-                       lData = LCR_BITS_5;
-                       break;
-
-               case CS6:
-                       lData = LCR_BITS_6;
-                       break;
-
-               case CS7:
-                       lData = LCR_BITS_7;
-                       break;
-               default:
-               case CS8:
-                       lData = LCR_BITS_8;
-                       break;
-               }
-       }
-       /* Change the Parity bit */
-       if (cflag & PARENB) {
-               if (cflag & PARODD) {
-                       lParity = LCR_PAR_ODD;
-                       dbg("%s - parity = odd", __func__);
-               } else {
-                       lParity = LCR_PAR_EVEN;
-                       dbg("%s - parity = even", __func__);
-               }
-
-       } else {
-               dbg("%s - parity = none", __func__);
-       }
-
-       if (cflag & CMSPAR)
-               lParity = lParity | 0x20;
-
-       /* Change the Stop bit */
-       if (cflag & CSTOPB) {
-               lStop = LCR_STOP_2;
-               dbg("%s - stop bits = 2", __func__);
-       } else {
-               lStop = LCR_STOP_1;
-               dbg("%s - stop bits = 1", __func__);
-       }
-
-       /* Update the LCR with the correct value */
-       ATEN2011_port->shadowLCR &=
-           ~(LCR_BITS_MASK | LCR_STOP_MASK | LCR_PAR_MASK);
-       ATEN2011_port->shadowLCR |= (lData | lParity | lStop);
-
-       dbg
-           ("ATEN2011_change_port_settings ATEN2011_port->shadowLCR is %x",
-            ATEN2011_port->shadowLCR);
-       /* Disable Interrupts */
-       Data = 0x00;
-       set_uart_reg(port, INTERRUPT_ENABLE_REGISTER, Data);
-
-       Data = 0x00;
-       set_uart_reg(port, FIFO_CONTROL_REGISTER, Data);
-
-       Data = 0xcf;
-       set_uart_reg(port, FIFO_CONTROL_REGISTER, Data);
-
-       /* Send the updated LCR value to the ATEN2011 */
-       Data = ATEN2011_port->shadowLCR;
-
-       set_uart_reg(port, LINE_CONTROL_REGISTER, Data);
-
-       Data = 0x00b;
-       ATEN2011_port->shadowMCR = Data;
-       set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
-       Data = 0x00b;
-       set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
-
-       /* set up the MCR register and send it to the ATEN2011 */
-
-       ATEN2011_port->shadowMCR = MCR_MASTER_IE;
-       if (cflag & CBAUD)
-               ATEN2011_port->shadowMCR |= (MCR_DTR | MCR_RTS);
-
-       if (cflag & CRTSCTS)
-               ATEN2011_port->shadowMCR |= (MCR_XON_ANY);
-       else
-               ATEN2011_port->shadowMCR &= ~(MCR_XON_ANY);
-
-       Data = ATEN2011_port->shadowMCR;
-       set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
-
-       /* Determine divisor based on baud rate */
-       baud = tty_get_baud_rate(tty);
-
-       if (!baud) {
-               /* pick a default, any default... */
-               dbg("%s", "Picked default baud...");
-               baud = 9600;
-       }
-
-       dbg("%s - baud rate = %d", __func__, baud);
-       status = ATEN2011_send_cmd_write_baud_rate(ATEN2011_port, baud);
-
-       /* Enable Interrupts */
-       Data = 0x0c;
-       set_uart_reg(port, INTERRUPT_ENABLE_REGISTER, Data);
-
-       if (ATEN2011_port->read_urb->status != -EINPROGRESS) {
-               ATEN2011_port->read_urb->dev = serial->dev;
-
-               status = usb_submit_urb(ATEN2011_port->read_urb, GFP_ATOMIC);
-
-               if (status) {
-                       dbg
-                           (" usb_submit_urb(read bulk) failed, status = %d",
-                            status);
-               }
-       }
-       dbg
-           ("ATEN2011_change_port_settings ATEN2011_port->shadowLCR is End %x",
-            ATEN2011_port->shadowLCR);
-
-       return;
-}
-
-static int ATEN2011_calc_num_ports(struct usb_serial *serial)
-{
-
-       __u16 Data = 0x00;
-       int ret = 0;
-       int ATEN2011_2or4ports;
-       ret = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
-                             ATEN_RDREQ, ATEN_RD_RTYPE, 0, GPIO_REGISTER,
-                             &Data, VENDOR_READ_LENGTH, ATEN_WDR_TIMEOUT);
-
-/* ghostgum: here is where the problem appears to bet */
-/* Which of the following are needed? */
-/* Greg used the serial->type->num_ports=2 */
-/* But the code in the ATEN2011_open relies on serial->num_ports=2 */
-       if ((Data & 0x01) == 0) {
-               ATEN2011_2or4ports = 2;
-               serial->type->num_ports = 2;
-               serial->num_ports = 2;
-       }
-       /* else if(serial->interface->cur_altsetting->desc.bNumEndpoints == 9) */
-       else {
-               ATEN2011_2or4ports = 4;
-               serial->type->num_ports = 4;
-               serial->num_ports = 4;
-
-       }
-
-       return ATEN2011_2or4ports;
-}
-
-static int ATEN2011_startup(struct usb_serial *serial)
-{
-       struct ATENINTL_serial *ATEN2011_serial;
-       struct ATENINTL_port *ATEN2011_port;
-       struct usb_device *dev;
-       int i, status;
-       int minor;
-
-       __u16 Data;
-       dbg("%s", " ATEN2011_startup :entering..........");
-
-       if (!serial) {
-               dbg("%s", "Invalid Handler");
-               return -1;
-       }
-
-       dev = serial->dev;
-
-       dbg("%s", "Entering...");
-
-       /* create our private serial structure */
-       ATEN2011_serial = kzalloc(sizeof(struct ATENINTL_serial), GFP_KERNEL);
-       if (ATEN2011_serial == NULL) {
-               err("%s - Out of memory", __func__);
-               return -ENOMEM;
-       }
-
-       /* resetting the private structure field values to zero */
-       memset(ATEN2011_serial, 0, sizeof(struct ATENINTL_serial));
-
-       ATEN2011_serial->serial = serial;
-       /* initilize status polling flag to 0 */
-       ATEN2011_serial->status_polling_started = 0;
-
-       usb_set_serial_data(serial, ATEN2011_serial);
-       ATEN2011_serial->ATEN2011_spectrum_2or4ports =
-           ATEN2011_calc_num_ports(serial);
-       /* we set up the pointers to the endpoints in the ATEN2011_open *
-        * function, as the structures aren't created yet.             */
-
-       /* set up port private structures */
-       for (i = 0; i < serial->num_ports; ++i) {
-               ATEN2011_port =
-                   kmalloc(sizeof(struct ATENINTL_port), GFP_KERNEL);
-               if (ATEN2011_port == NULL) {
-                       err("%s - Out of memory", __func__);
-                       usb_set_serial_data(serial, NULL);
-                       kfree(ATEN2011_serial);
-                       return -ENOMEM;
-               }
-               memset(ATEN2011_port, 0, sizeof(struct ATENINTL_port));
-
-               /*
-                * Initialize all port interrupt end point to port 0
-                * int endpoint. Our device has only one interrupt end point
-                * comman to all port
-                */
-               /* serial->port[i]->interrupt_in_endpointAddress = serial->port[0]->interrupt_in_endpointAddress; */
-
-               ATEN2011_port->port = serial->port[i];
-               usb_set_serial_port_data(serial->port[i], ATEN2011_port);
-
-               minor = serial->port[i]->serial->minor;
-               if (minor == SERIAL_TTY_NO_MINOR)
-                       minor = 0;
-               ATEN2011_port->port_num =
-                   ((serial->port[i]->number - minor) + 1);
-
-               if (ATEN2011_port->port_num == 1) {
-                       ATEN2011_port->SpRegOffset = 0x0;
-                       ATEN2011_port->ControlRegOffset = 0x1;
-                       ATEN2011_port->DcrRegOffset = 0x4;
-               } else if ((ATEN2011_port->port_num == 2)
-                          && (ATEN2011_serial->ATEN2011_spectrum_2or4ports ==
-                              4)) {
-                       ATEN2011_port->SpRegOffset = 0x8;
-                       ATEN2011_port->ControlRegOffset = 0x9;
-                       ATEN2011_port->DcrRegOffset = 0x16;
-               } else if ((ATEN2011_port->port_num == 2)
-                          && (ATEN2011_serial->ATEN2011_spectrum_2or4ports ==
-                              2)) {
-                       ATEN2011_port->SpRegOffset = 0xa;
-                       ATEN2011_port->ControlRegOffset = 0xb;
-                       ATEN2011_port->DcrRegOffset = 0x19;
-               } else if ((ATEN2011_port->port_num == 3)
-                          && (ATEN2011_serial->ATEN2011_spectrum_2or4ports ==
-                              4)) {
-                       ATEN2011_port->SpRegOffset = 0xa;
-                       ATEN2011_port->ControlRegOffset = 0xb;
-                       ATEN2011_port->DcrRegOffset = 0x19;
-               } else if ((ATEN2011_port->port_num == 4)
-                          && (ATEN2011_serial->ATEN2011_spectrum_2or4ports ==
-                              4)) {
-                       ATEN2011_port->SpRegOffset = 0xc;
-                       ATEN2011_port->ControlRegOffset = 0xd;
-                       ATEN2011_port->DcrRegOffset = 0x1c;
-               }
-
-               usb_set_serial_port_data(serial->port[i], ATEN2011_port);
-
-               /* enable rx_disable bit in control register */
-
-               status = get_reg_sync(serial->port[i],
-                                     ATEN2011_port->ControlRegOffset, &Data);
-               if (status < 0) {
-                       dbg("Reading ControlReg failed status-0x%x",
-                               status);
-                       break;
-               } else
-                       dbg
-                           ("ControlReg Reading success val is %x, status%d",
-                            Data, status);
-               Data |= 0x08;   /* setting driver done bit */
-               Data |= 0x04;   /* sp1_bit to have cts change reflect in modem status reg */
-
-               /* Data |= 0x20; */     /* rx_disable bit */
-               status = set_reg_sync(serial->port[i],
-                                     ATEN2011_port->ControlRegOffset, Data);
-               if (status < 0) {
-                       dbg
-                           ("Writing ControlReg failed(rx_disable) status-0x%x",
-                            status);
-                       break;
-               } else
-                       dbg
-                           ("ControlReg Writing success(rx_disable) status%d",
-                            status);
-
-               /*
-                * Write default values in DCR (i.e 0x01 in DCR0, 0x05 in DCR2
-                * and 0x24 in DCR3
-                */
-               Data = 0x01;
-               status = set_reg_sync(serial->port[i],
-                                     (__u16)(ATEN2011_port->DcrRegOffset + 0),
-                                     Data);
-               if (status < 0) {
-                       dbg("Writing DCR0 failed status-0x%x", status);
-                       break;
-               } else
-                       dbg("DCR0 Writing success status%d", status);
-
-               Data = 0x05;
-               status = set_reg_sync(serial->port[i],
-                                     (__u16)(ATEN2011_port->DcrRegOffset + 1),
-                                     Data);
-               if (status < 0) {
-                       dbg("Writing DCR1 failed status-0x%x", status);
-                       break;
-               } else
-                       dbg("DCR1 Writing success status%d", status);
-
-               Data = 0x24;
-               status = set_reg_sync(serial->port[i],
-                                     (__u16)(ATEN2011_port->DcrRegOffset + 2),
-                                     Data);
-               if (status < 0) {
-                       dbg("Writing DCR2 failed status-0x%x", status);
-                       break;
-               } else
-                       dbg("DCR2 Writing success status%d", status);
-
-               /* write values in clkstart0x0 and clkmulti 0x20 */
-               Data = 0x0;
-               status = set_reg_sync(serial->port[i], CLK_START_VALUE_REGISTER,
-                                     Data);
-               if (status < 0) {
-                       dbg
-                           ("Writing CLK_START_VALUE_REGISTER failed status-0x%x",
-                            status);
-                       break;
-               } else
-                       dbg
-                           ("CLK_START_VALUE_REGISTER Writing success status%d",
-                            status);
-
-               Data = 0x20;
-               status = set_reg_sync(serial->port[i], CLK_MULTI_REGISTER,
-                                     Data);
-               if (status < 0) {
-                       dbg
-                           ("Writing CLK_MULTI_REGISTER failed status-0x%x",
-                            status);
-                       break;
-               } else
-                       dbg("CLK_MULTI_REGISTER Writing success status%d",
-                               status);
-
-               /* Zero Length flag register */
-               if ((ATEN2011_port->port_num != 1)
-                   && (ATEN2011_serial->ATEN2011_spectrum_2or4ports == 2)) {
-
-                       Data = 0xff;
-                       status = set_reg_sync(serial->port[i],
-                                             (__u16)(ZLP_REG1 + ((__u16)ATEN2011_port->port_num)),
-                                             Data);
-                       dbg("ZLIP offset%x",
-                               (__u16) (ZLP_REG1 +
-                                        ((__u16) ATEN2011_port->port_num)));
-                       if (status < 0) {
-                               dbg
-                                   ("Writing ZLP_REG%d failed status-0x%x",
-                                    i + 2, status);
-                               break;
-                       } else
-                               dbg("ZLP_REG%d Writing success status%d",
-                                       i + 2, status);
-               } else {
-                       Data = 0xff;
-                       status = set_reg_sync(serial->port[i],
-                                             (__u16)(ZLP_REG1 + ((__u16)ATEN2011_port->port_num) - 0x1),
-                                             Data);
-                       dbg("ZLIP offset%x",
-                               (__u16) (ZLP_REG1 +
-                                        ((__u16) ATEN2011_port->port_num) -
-                                        0x1));
-                       if (status < 0) {
-                               dbg
-                                   ("Writing ZLP_REG%d failed status-0x%x",
-                                    i + 1, status);
-                               break;
-                       } else
-                               dbg("ZLP_REG%d Writing success status%d",
-                                       i + 1, status);
-
-               }
-               ATEN2011_port->control_urb = usb_alloc_urb(0, GFP_ATOMIC);
-               ATEN2011_port->ctrl_buf = kmalloc(16, GFP_KERNEL);
-
-       }
-
-       /* Zero Length flag enable */
-       Data = 0x0f;
-       status = set_reg_sync(serial->port[0], ZLP_REG5, Data);
-       if (status < 0) {
-               dbg("Writing ZLP_REG5 failed status-0x%x", status);
-               return -1;
-       } else
-               dbg("ZLP_REG5 Writing success status%d", status);
-
-       /* setting configuration feature to one */
-       usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
-                       (__u8) 0x03, 0x00, 0x01, 0x00, NULL, 0x00, 5 * HZ);
-       return 0;
-}
-
-static void ATEN2011_release(struct usb_serial *serial)
-{
-       int i;
-       struct ATENINTL_port *ATEN2011_port;
-
-       /* check for the ports to be closed,close the ports and disconnect */
-
-       /* free private structure allocated for serial port  *
-        * stop reads and writes on all ports                */
-
-       for (i = 0; i < serial->num_ports; ++i) {
-               ATEN2011_port = usb_get_serial_port_data(serial->port[i]);
-               kfree(ATEN2011_port->ctrl_buf);
-               usb_kill_urb(ATEN2011_port->control_urb);
-               kfree(ATEN2011_port);
-               usb_set_serial_port_data(serial->port[i], NULL);
-       }
-
-       /* free private structure allocated for serial device */
-
-       kfree(usb_get_serial_data(serial));
-       usb_set_serial_data(serial, NULL);
-}
-
-static struct usb_serial_driver aten_serial_driver = {
-       .driver = {
-               .owner =        THIS_MODULE,
-               .name =         "aten2011",
-               },
-       .description =          DRIVER_DESC,
-       .id_table =             id_table,
-       .open =                 ATEN2011_open,
-       .close =                ATEN2011_close,
-       .write =                ATEN2011_write,
-       .write_room =           ATEN2011_write_room,
-       .chars_in_buffer =      ATEN2011_chars_in_buffer,
-       .throttle =             ATEN2011_throttle,
-       .unthrottle =           ATEN2011_unthrottle,
-       .calc_num_ports =       ATEN2011_calc_num_ports,
-
-       .ioctl =                ATEN2011_ioctl,
-       .set_termios =          ATEN2011_set_termios,
-       .break_ctl =            ATEN2011_break,
-       .tiocmget =             ATEN2011_tiocmget,
-       .tiocmset =             ATEN2011_tiocmset,
-       .attach =               ATEN2011_startup,
-       .release =              ATEN2011_release,
-       .read_bulk_callback =   ATEN2011_bulk_in_callback,
-       .read_int_callback =    ATEN2011_interrupt_callback,
-};
-
-static struct usb_driver aten_driver = {
-       .name =         "aten2011",
-       .probe =        usb_serial_probe,
-       .disconnect =   usb_serial_disconnect,
-       .id_table =     id_table,
-};
-
-static int __init aten_init(void)
-{
-       int retval;
-
-       /* Register with the usb serial */
-       retval = usb_serial_register(&aten_serial_driver);
-       if (retval)
-               return retval;
-
-       printk(KERN_INFO KBUILD_MODNAME ":"
-              DRIVER_DESC " " DRIVER_VERSION "\n");
-
-       /* Register with the usb */
-       retval = usb_register(&aten_driver);
-       if (retval)
-               usb_serial_deregister(&aten_serial_driver);
-
-       return retval;
-}
-
-static void __exit aten_exit(void)
-{
-       usb_deregister(&aten_driver);
-       usb_serial_deregister(&aten_serial_driver);
-}
-
-module_init(aten_init);
-module_exit(aten_exit);
-
-/* Module information */
-MODULE_DESCRIPTION(DRIVER_DESC);
-MODULE_LICENSE("GPL");
-
-MODULE_PARM_DESC(debug, "Debug enabled or not");
index 0ab9d15f3439085c4d39bd2d1e5ecab694657a86..f5416af1e902a8a447dcffbbcb47d928deff4e3a 100644 (file)
@@ -21,6 +21,7 @@
 #include <linux/mm.h>
 #include <linux/fb.h>
 #include <linux/mutex.h>
+#include <linux/vmalloc.h>
 
 #include "udlfb.h"