tty-usb-kobil-sct: Coding style
Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alan Cox
Linus Torvalds
Родитель
0c265f4e85
Коммит
dee0a7ccaa
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@ -1,7 +1,7 @@
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/*
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* KOBIL USB Smart Card Terminal Driver
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*
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* Copyright (C) 2002 KOBIL Systems GmbH
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* Copyright (C) 2002 KOBIL Systems GmbH
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* Author: Thomas Wahrenbruch
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*
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* Contact: linuxusb@kobil.de
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@ -20,7 +20,7 @@
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*
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* Supported readers: USB TWIN, KAAN Standard Plus and SecOVID Reader Plus
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* (Adapter K), B1 Professional and KAAN Professional (Adapter B)
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*
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*
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* (21/05/2004) tw
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* Fix bug with P'n'P readers
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*
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@ -44,7 +44,7 @@
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#include <linux/tty_flip.h>
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#include <linux/module.h>
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#include <linux/spinlock.h>
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#include <asm/uaccess.h>
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#include <linux/uaccess.h>
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#include <linux/usb.h>
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#include <linux/usb/serial.h>
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#include <linux/ioctl.h>
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@ -68,13 +68,13 @@ static int debug;
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/* Function prototypes */
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static int kobil_startup (struct usb_serial *serial);
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static void kobil_shutdown (struct usb_serial *serial);
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static int kobil_open (struct tty_struct *tty,
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static int kobil_startup(struct usb_serial *serial);
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static void kobil_shutdown(struct usb_serial *serial);
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static int kobil_open(struct tty_struct *tty,
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struct usb_serial_port *port, struct file *filp);
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static void kobil_close (struct tty_struct *tty, struct usb_serial_port *port,
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static void kobil_close(struct tty_struct *tty, struct usb_serial_port *port,
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struct file *filp);
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static int kobil_write (struct tty_struct *tty, struct usb_serial_port *port,
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static int kobil_write(struct tty_struct *tty, struct usb_serial_port *port,
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const unsigned char *buf, int count);
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static int kobil_write_room(struct tty_struct *tty);
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static int kobil_ioctl(struct tty_struct *tty, struct file *file,
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@ -82,9 +82,9 @@ static int kobil_ioctl(struct tty_struct *tty, struct file *file,
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static int kobil_tiocmget(struct tty_struct *tty, struct file *file);
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static int kobil_tiocmset(struct tty_struct *tty, struct file *file,
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unsigned int set, unsigned int clear);
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static void kobil_read_int_callback( struct urb *urb );
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static void kobil_write_callback( struct urb *purb );
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static void kobil_set_termios(struct tty_struct *tty,
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static void kobil_read_int_callback(struct urb *urb);
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static void kobil_write_callback(struct urb *purb);
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static void kobil_set_termios(struct tty_struct *tty,
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struct usb_serial_port *port, struct ktermios *old);
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@ -97,7 +97,7 @@ static struct usb_device_id id_table [] = {
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};
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MODULE_DEVICE_TABLE (usb, id_table);
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MODULE_DEVICE_TABLE(usb, id_table);
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static struct usb_driver kobil_driver = {
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.name = "kobil",
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@ -134,14 +134,14 @@ static struct usb_serial_driver kobil_device = {
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struct kobil_private {
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int write_int_endpoint_address;
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int read_int_endpoint_address;
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unsigned char buf[KOBIL_BUF_LENGTH]; // buffer for the APDU to send
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int filled; // index of the last char in buf
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int cur_pos; // index of the next char to send in buf
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unsigned char buf[KOBIL_BUF_LENGTH]; /* buffer for the APDU to send */
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int filled; /* index of the last char in buf */
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int cur_pos; /* index of the next char to send in buf */
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__u16 device_type;
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};
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static int kobil_startup (struct usb_serial *serial)
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static int kobil_startup(struct usb_serial *serial)
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{
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int i;
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struct kobil_private *priv;
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@ -152,20 +152,20 @@ static int kobil_startup (struct usb_serial *serial)
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struct usb_host_endpoint *endpoint;
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priv = kmalloc(sizeof(struct kobil_private), GFP_KERNEL);
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if (!priv){
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if (!priv)
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return -ENOMEM;
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}
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priv->filled = 0;
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priv->cur_pos = 0;
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priv->device_type = le16_to_cpu(serial->dev->descriptor.idProduct);
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switch (priv->device_type){
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switch (priv->device_type) {
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case KOBIL_ADAPTER_B_PRODUCT_ID:
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printk(KERN_DEBUG "KOBIL B1 PRO / KAAN PRO detected\n");
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break;
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case KOBIL_ADAPTER_K_PRODUCT_ID:
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printk(KERN_DEBUG "KOBIL KAAN Standard Plus / SecOVID Reader Plus detected\n");
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printk(KERN_DEBUG
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"KOBIL KAAN Standard Plus / SecOVID Reader Plus detected\n");
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break;
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case KOBIL_USBTWIN_PRODUCT_ID:
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printk(KERN_DEBUG "KOBIL USBTWIN detected\n");
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@ -176,37 +176,40 @@ static int kobil_startup (struct usb_serial *serial)
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}
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usb_set_serial_port_data(serial->port[0], priv);
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// search for the necessary endpoints
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/* search for the necessary endpoints */
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pdev = serial->dev;
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actconfig = pdev->actconfig;
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interface = actconfig->interface[0];
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actconfig = pdev->actconfig;
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interface = actconfig->interface[0];
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altsetting = interface->cur_altsetting;
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endpoint = altsetting->endpoint;
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for (i = 0; i < altsetting->desc.bNumEndpoints; i++) {
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endpoint = altsetting->endpoint;
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for (i = 0; i < altsetting->desc.bNumEndpoints; i++) {
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endpoint = &altsetting->endpoint[i];
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if (usb_endpoint_is_int_out(&endpoint->desc)) {
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dbg("%s Found interrupt out endpoint. Address: %d", __func__, endpoint->desc.bEndpointAddress);
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priv->write_int_endpoint_address = endpoint->desc.bEndpointAddress;
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}
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dbg("%s Found interrupt out endpoint. Address: %d",
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__func__, endpoint->desc.bEndpointAddress);
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priv->write_int_endpoint_address =
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endpoint->desc.bEndpointAddress;
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}
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if (usb_endpoint_is_int_in(&endpoint->desc)) {
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dbg("%s Found interrupt in endpoint. Address: %d", __func__, endpoint->desc.bEndpointAddress);
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priv->read_int_endpoint_address = endpoint->desc.bEndpointAddress;
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}
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dbg("%s Found interrupt in endpoint. Address: %d",
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__func__, endpoint->desc.bEndpointAddress);
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priv->read_int_endpoint_address =
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endpoint->desc.bEndpointAddress;
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}
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}
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return 0;
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}
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static void kobil_shutdown (struct usb_serial *serial)
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static void kobil_shutdown(struct usb_serial *serial)
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{
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int i;
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dbg("%s - port %d", __func__, serial->port[0]->number);
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for (i=0; i < serial->num_ports; ++i) {
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while (serial->port[i]->port.count > 0) {
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kobil_close (NULL, serial->port[i], NULL);
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}
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for (i = 0; i < serial->num_ports; ++i) {
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while (serial->port[i]->port.count > 0)
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kobil_close(NULL, serial->port[i], NULL);
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kfree(usb_get_serial_port_data(serial->port[i]));
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usb_set_serial_port_data(serial->port[i], NULL);
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}
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@ -225,7 +228,7 @@ static int kobil_open(struct tty_struct *tty,
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dbg("%s - port %d", __func__, port->number);
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priv = usb_get_serial_port_data(port);
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// someone sets the dev to 0 if the close method has been called
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/* someone sets the dev to 0 if the close method has been called */
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port->interrupt_in_urb->dev = port->serial->dev;
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@ -238,96 +241,110 @@ static int kobil_open(struct tty_struct *tty,
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/* Default to echo off and other sane device settings */
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tty->termios->c_lflag = 0;
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tty->termios->c_lflag &= ~(ISIG | ICANON | ECHO | IEXTEN | XCASE);
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tty->termios->c_lflag &= ~(ISIG | ICANON | ECHO | IEXTEN |
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XCASE);
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tty->termios->c_iflag = IGNBRK | IGNPAR | IXOFF;
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tty->termios->c_oflag &= ~ONLCR; // do NOT translate CR to CR-NL (0x0A -> 0x0A 0x0D)
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}
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// allocate memory for transfer buffer
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transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL);
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if (! transfer_buffer) {
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return -ENOMEM;
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/* do NOT translate CR to CR-NL (0x0A -> 0x0A 0x0D) */
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tty->termios->c_oflag &= ~ONLCR;
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}
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// allocate write_urb
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if (!port->write_urb) {
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dbg("%s - port %d Allocating port->write_urb", __func__, port->number);
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port->write_urb = usb_alloc_urb(0, GFP_KERNEL);
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/* allocate memory for transfer buffer */
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transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL);
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if (!transfer_buffer)
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return -ENOMEM;
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/* allocate write_urb */
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if (!port->write_urb) {
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dbg("%s - port %d Allocating port->write_urb",
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__func__, port->number);
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port->write_urb = usb_alloc_urb(0, GFP_KERNEL);
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if (!port->write_urb) {
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dbg("%s - port %d usb_alloc_urb failed", __func__, port->number);
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dbg("%s - port %d usb_alloc_urb failed",
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__func__, port->number);
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kfree(transfer_buffer);
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return -ENOMEM;
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}
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}
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// allocate memory for write_urb transfer buffer
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port->write_urb->transfer_buffer = kmalloc(write_urb_transfer_buffer_length, GFP_KERNEL);
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if (! port->write_urb->transfer_buffer) {
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/* allocate memory for write_urb transfer buffer */
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port->write_urb->transfer_buffer =
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kmalloc(write_urb_transfer_buffer_length, GFP_KERNEL);
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if (!port->write_urb->transfer_buffer) {
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kfree(transfer_buffer);
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usb_free_urb(port->write_urb);
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port->write_urb = NULL;
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return -ENOMEM;
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}
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// get hardware version
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result = usb_control_msg( port->serial->dev,
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usb_rcvctrlpipe(port->serial->dev, 0 ),
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SUSBCRequest_GetMisc,
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USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_IN,
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SUSBCR_MSC_GetHWVersion,
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0,
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transfer_buffer,
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transfer_buffer_length,
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KOBIL_TIMEOUT
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);
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dbg("%s - port %d Send get_HW_version URB returns: %i", __func__, port->number, result);
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dbg("Harware version: %i.%i.%i", transfer_buffer[0], transfer_buffer[1], transfer_buffer[2] );
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// get firmware version
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result = usb_control_msg( port->serial->dev,
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usb_rcvctrlpipe(port->serial->dev, 0 ),
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SUSBCRequest_GetMisc,
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USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_IN,
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SUSBCR_MSC_GetFWVersion,
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0,
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transfer_buffer,
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transfer_buffer_length,
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KOBIL_TIMEOUT
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);
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dbg("%s - port %d Send get_FW_version URB returns: %i", __func__, port->number, result);
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dbg("Firmware version: %i.%i.%i", transfer_buffer[0], transfer_buffer[1], transfer_buffer[2] );
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if (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID || priv->device_type == KOBIL_ADAPTER_K_PRODUCT_ID) {
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// Setting Baudrate, Parity and Stopbits
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result = usb_control_msg( port->serial->dev,
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usb_rcvctrlpipe(port->serial->dev, 0 ),
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SUSBCRequest_SetBaudRateParityAndStopBits,
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USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
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SUSBCR_SBR_9600 | SUSBCR_SPASB_EvenParity | SUSBCR_SPASB_1StopBit,
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0,
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transfer_buffer,
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0,
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KOBIL_TIMEOUT
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);
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dbg("%s - port %d Send set_baudrate URB returns: %i", __func__, port->number, result);
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// reset all queues
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result = usb_control_msg( port->serial->dev,
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usb_rcvctrlpipe(port->serial->dev, 0 ),
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SUSBCRequest_Misc,
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USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
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SUSBCR_MSC_ResetAllQueues,
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0,
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transfer_buffer,
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0,
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KOBIL_TIMEOUT
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);
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dbg("%s - port %d Send reset_all_queues URB returns: %i", __func__, port->number, result);
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}
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if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID || priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID ||
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/* get hardware version */
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result = usb_control_msg(port->serial->dev,
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usb_rcvctrlpipe(port->serial->dev, 0),
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SUSBCRequest_GetMisc,
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USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_IN,
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SUSBCR_MSC_GetHWVersion,
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0,
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transfer_buffer,
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transfer_buffer_length,
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KOBIL_TIMEOUT
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);
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dbg("%s - port %d Send get_HW_version URB returns: %i",
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__func__, port->number, result);
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dbg("Harware version: %i.%i.%i",
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transfer_buffer[0], transfer_buffer[1], transfer_buffer[2]);
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/* get firmware version */
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result = usb_control_msg(port->serial->dev,
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usb_rcvctrlpipe(port->serial->dev, 0),
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SUSBCRequest_GetMisc,
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USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_IN,
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SUSBCR_MSC_GetFWVersion,
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0,
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transfer_buffer,
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transfer_buffer_length,
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KOBIL_TIMEOUT
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);
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dbg("%s - port %d Send get_FW_version URB returns: %i",
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__func__, port->number, result);
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dbg("Firmware version: %i.%i.%i",
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transfer_buffer[0], transfer_buffer[1], transfer_buffer[2]);
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if (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID ||
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priv->device_type == KOBIL_ADAPTER_K_PRODUCT_ID) {
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/* Setting Baudrate, Parity and Stopbits */
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result = usb_control_msg(port->serial->dev,
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usb_rcvctrlpipe(port->serial->dev, 0),
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SUSBCRequest_SetBaudRateParityAndStopBits,
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USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
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SUSBCR_SBR_9600 | SUSBCR_SPASB_EvenParity |
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SUSBCR_SPASB_1StopBit,
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0,
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transfer_buffer,
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0,
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KOBIL_TIMEOUT
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);
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dbg("%s - port %d Send set_baudrate URB returns: %i",
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__func__, port->number, result);
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/* reset all queues */
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result = usb_control_msg(port->serial->dev,
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usb_rcvctrlpipe(port->serial->dev, 0),
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SUSBCRequest_Misc,
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USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
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SUSBCR_MSC_ResetAllQueues,
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0,
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transfer_buffer,
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0,
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KOBIL_TIMEOUT
|
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);
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dbg("%s - port %d Send reset_all_queues URB returns: %i",
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__func__, port->number, result);
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}
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if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID ||
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priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID ||
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priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID) {
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// start reading (Adapter B 'cause PNP string)
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result = usb_submit_urb( port->interrupt_in_urb, GFP_ATOMIC );
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dbg("%s - port %d Send read URB returns: %i", __func__, port->number, result);
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/* start reading (Adapter B 'cause PNP string) */
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result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC);
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dbg("%s - port %d Send read URB returns: %i",
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__func__, port->number, result);
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}
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kfree(transfer_buffer);
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|
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@ -342,7 +359,7 @@ static void kobil_close(struct tty_struct *tty,
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|
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if (port->write_urb) {
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usb_kill_urb(port->write_urb);
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usb_free_urb( port->write_urb );
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usb_free_urb(port->write_urb);
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port->write_urb = NULL;
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}
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usb_kill_urb(port->interrupt_in_urb);
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@ -356,7 +373,7 @@ static void kobil_read_int_callback(struct urb *urb)
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struct tty_struct *tty;
|
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unsigned char *data = urb->transfer_buffer;
|
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int status = urb->status;
|
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// char *dbg_data;
|
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/* char *dbg_data; */
|
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|
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dbg("%s - port %d", __func__, port->number);
|
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|
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|
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@ -369,48 +386,50 @@ static void kobil_read_int_callback(struct urb *urb)
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tty = port->port.tty;
|
||||
if (urb->actual_length) {
|
||||
|
||||
// BEGIN DEBUG
|
||||
/* BEGIN DEBUG */
|
||||
/*
|
||||
dbg_data = kzalloc((3 * purb->actual_length + 10) * sizeof(char), GFP_KERNEL);
|
||||
dbg_data = kzalloc((3 * purb->actual_length + 10)
|
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* sizeof(char), GFP_KERNEL);
|
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if (! dbg_data) {
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return;
|
||||
return;
|
||||
}
|
||||
for (i = 0; i < purb->actual_length; i++) {
|
||||
sprintf(dbg_data +3*i, "%02X ", data[i]);
|
||||
for (i = 0; i < purb->actual_length; i++) {
|
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sprintf(dbg_data +3*i, "%02X ", data[i]);
|
||||
}
|
||||
dbg(" <-- %s", dbg_data );
|
||||
dbg(" <-- %s", dbg_data);
|
||||
kfree(dbg_data);
|
||||
*/
|
||||
// END DEBUG
|
||||
/* END DEBUG */
|
||||
|
||||
tty_buffer_request_room(tty, urb->actual_length);
|
||||
tty_insert_flip_string(tty, data, urb->actual_length);
|
||||
tty_flip_buffer_push(tty);
|
||||
}
|
||||
|
||||
// someone sets the dev to 0 if the close method has been called
|
||||
/* someone sets the dev to 0 if the close method has been called */
|
||||
port->interrupt_in_urb->dev = port->serial->dev;
|
||||
|
||||
result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC);
|
||||
dbg("%s - port %d Send read URB returns: %i", __func__, port->number, result);
|
||||
dbg("%s - port %d Send read URB returns: %i",
|
||||
__func__, port->number, result);
|
||||
}
|
||||
|
||||
|
||||
static void kobil_write_callback( struct urb *purb )
|
||||
static void kobil_write_callback(struct urb *purb)
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
static int kobil_write (struct tty_struct *tty, struct usb_serial_port *port,
|
||||
static int kobil_write(struct tty_struct *tty, struct usb_serial_port *port,
|
||||
const unsigned char *buf, int count)
|
||||
{
|
||||
int length = 0;
|
||||
int result = 0;
|
||||
int todo = 0;
|
||||
struct kobil_private * priv;
|
||||
struct kobil_private *priv;
|
||||
|
||||
if (count == 0) {
|
||||
dbg("%s - port %d write request of 0 bytes", __func__, port->number);
|
||||
dbg("%s - port %d write request of 0 bytes",
|
||||
__func__, port->number);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
@ -421,69 +440,77 @@ static int kobil_write (struct tty_struct *tty, struct usb_serial_port *port,
|
|||
return -ENOMEM;
|
||||
}
|
||||
|
||||
// Copy data to buffer
|
||||
memcpy (priv->buf + priv->filled, buf, count);
|
||||
usb_serial_debug_data(debug, &port->dev, __func__, count, priv->buf + priv->filled);
|
||||
/* Copy data to buffer */
|
||||
memcpy(priv->buf + priv->filled, buf, count);
|
||||
usb_serial_debug_data(debug, &port->dev, __func__, count,
|
||||
priv->buf + priv->filled);
|
||||
priv->filled = priv->filled + count;
|
||||
|
||||
// only send complete block. TWIN, KAAN SIM and adapter K use the same protocol.
|
||||
if ( ((priv->device_type != KOBIL_ADAPTER_B_PRODUCT_ID) && (priv->filled > 2) && (priv->filled >= (priv->buf[1] + 3))) ||
|
||||
((priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) && (priv->filled > 3) && (priv->filled >= (priv->buf[2] + 4))) ) {
|
||||
|
||||
// stop reading (except TWIN and KAAN SIM)
|
||||
if ( (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) || (priv->device_type == KOBIL_ADAPTER_K_PRODUCT_ID) )
|
||||
/* only send complete block. TWIN, KAAN SIM and adapter K
|
||||
use the same protocol. */
|
||||
if (((priv->device_type != KOBIL_ADAPTER_B_PRODUCT_ID) && (priv->filled > 2) && (priv->filled >= (priv->buf[1] + 3))) ||
|
||||
((priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) && (priv->filled > 3) && (priv->filled >= (priv->buf[2] + 4)))) {
|
||||
/* stop reading (except TWIN and KAAN SIM) */
|
||||
if ((priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID)
|
||||
|| (priv->device_type == KOBIL_ADAPTER_K_PRODUCT_ID))
|
||||
usb_kill_urb(port->interrupt_in_urb);
|
||||
|
||||
todo = priv->filled - priv->cur_pos;
|
||||
|
||||
while(todo > 0) {
|
||||
// max 8 byte in one urb (endpoint size)
|
||||
while (todo > 0) {
|
||||
/* max 8 byte in one urb (endpoint size) */
|
||||
length = (todo < 8) ? todo : 8;
|
||||
// copy data to transfer buffer
|
||||
memcpy(port->write_urb->transfer_buffer, priv->buf + priv->cur_pos, length );
|
||||
usb_fill_int_urb( port->write_urb,
|
||||
port->serial->dev,
|
||||
usb_sndintpipe(port->serial->dev, priv->write_int_endpoint_address),
|
||||
port->write_urb->transfer_buffer,
|
||||
length,
|
||||
kobil_write_callback,
|
||||
port,
|
||||
8
|
||||
);
|
||||
/* copy data to transfer buffer */
|
||||
memcpy(port->write_urb->transfer_buffer,
|
||||
priv->buf + priv->cur_pos, length);
|
||||
usb_fill_int_urb(port->write_urb,
|
||||
port->serial->dev,
|
||||
usb_sndintpipe(port->serial->dev,
|
||||
priv->write_int_endpoint_address),
|
||||
port->write_urb->transfer_buffer,
|
||||
length,
|
||||
kobil_write_callback,
|
||||
port,
|
||||
8
|
||||
);
|
||||
|
||||
priv->cur_pos = priv->cur_pos + length;
|
||||
result = usb_submit_urb( port->write_urb, GFP_NOIO );
|
||||
dbg("%s - port %d Send write URB returns: %i", __func__, port->number, result);
|
||||
result = usb_submit_urb(port->write_urb, GFP_NOIO);
|
||||
dbg("%s - port %d Send write URB returns: %i",
|
||||
__func__, port->number, result);
|
||||
todo = priv->filled - priv->cur_pos;
|
||||
|
||||
if (todo > 0) {
|
||||
if (todo > 0)
|
||||
msleep(24);
|
||||
}
|
||||
}
|
||||
|
||||
} // end while
|
||||
|
||||
priv->filled = 0;
|
||||
priv->cur_pos = 0;
|
||||
|
||||
// someone sets the dev to 0 if the close method has been called
|
||||
/* someone sets the dev to 0 if the close method
|
||||
has been called */
|
||||
port->interrupt_in_urb->dev = port->serial->dev;
|
||||
|
||||
// start reading (except TWIN and KAAN SIM)
|
||||
if ( (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) || (priv->device_type == KOBIL_ADAPTER_K_PRODUCT_ID) ) {
|
||||
// someone sets the dev to 0 if the close method has been called
|
||||
|
||||
/* start reading (except TWIN and KAAN SIM) */
|
||||
if (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID ||
|
||||
priv->device_type == KOBIL_ADAPTER_K_PRODUCT_ID) {
|
||||
/* someone sets the dev to 0 if the close method has
|
||||
been called */
|
||||
port->interrupt_in_urb->dev = port->serial->dev;
|
||||
|
||||
result = usb_submit_urb( port->interrupt_in_urb, GFP_NOIO );
|
||||
dbg("%s - port %d Send read URB returns: %i", __func__, port->number, result);
|
||||
|
||||
result = usb_submit_urb(port->interrupt_in_urb,
|
||||
GFP_NOIO);
|
||||
dbg("%s - port %d Send read URB returns: %i",
|
||||
__func__, port->number, result);
|
||||
}
|
||||
}
|
||||
return count;
|
||||
}
|
||||
|
||||
|
||||
static int kobil_write_room (struct tty_struct *tty)
|
||||
static int kobil_write_room(struct tty_struct *tty)
|
||||
{
|
||||
//dbg("%s - port %d", __func__, port->number);
|
||||
/* dbg("%s - port %d", __func__, port->number); */
|
||||
/* FIXME */
|
||||
return 8;
|
||||
}
|
||||
|
|
@ -492,34 +519,34 @@ static int kobil_write_room (struct tty_struct *tty)
|
|||
static int kobil_tiocmget(struct tty_struct *tty, struct file *file)
|
||||
{
|
||||
struct usb_serial_port *port = tty->driver_data;
|
||||
struct kobil_private * priv;
|
||||
struct kobil_private *priv;
|
||||
int result;
|
||||
unsigned char *transfer_buffer;
|
||||
int transfer_buffer_length = 8;
|
||||
|
||||
priv = usb_get_serial_port_data(port);
|
||||
if ((priv->device_type == KOBIL_USBTWIN_PRODUCT_ID) || (priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)) {
|
||||
// This device doesn't support ioctl calls
|
||||
if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID
|
||||
|| priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID) {
|
||||
/* This device doesn't support ioctl calls */
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
// allocate memory for transfer buffer
|
||||
/* allocate memory for transfer buffer */
|
||||
transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL);
|
||||
if (!transfer_buffer) {
|
||||
if (!transfer_buffer)
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
result = usb_control_msg( port->serial->dev,
|
||||
usb_rcvctrlpipe(port->serial->dev, 0 ),
|
||||
SUSBCRequest_GetStatusLineState,
|
||||
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_IN,
|
||||
0,
|
||||
0,
|
||||
transfer_buffer,
|
||||
transfer_buffer_length,
|
||||
KOBIL_TIMEOUT);
|
||||
result = usb_control_msg(port->serial->dev,
|
||||
usb_rcvctrlpipe(port->serial->dev, 0),
|
||||
SUSBCRequest_GetStatusLineState,
|
||||
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_IN,
|
||||
0,
|
||||
0,
|
||||
transfer_buffer,
|
||||
transfer_buffer_length,
|
||||
KOBIL_TIMEOUT);
|
||||
|
||||
dbg("%s - port %d Send get_status_line_state URB returns: %i. Statusline: %02x",
|
||||
dbg("%s - port %d Send get_status_line_state URB returns: %i. Statusline: %02x",
|
||||
__func__, port->number, result, transfer_buffer[0]);
|
||||
|
||||
result = 0;
|
||||
|
|
@ -533,7 +560,7 @@ static int kobil_tiocmset(struct tty_struct *tty, struct file *file,
|
|||
unsigned int set, unsigned int clear)
|
||||
{
|
||||
struct usb_serial_port *port = tty->driver_data;
|
||||
struct kobil_private * priv;
|
||||
struct kobil_private *priv;
|
||||
int result;
|
||||
int dtr = 0;
|
||||
int rts = 0;
|
||||
|
|
@ -542,16 +569,16 @@ static int kobil_tiocmset(struct tty_struct *tty, struct file *file,
|
|||
|
||||
/* FIXME: locking ? */
|
||||
priv = usb_get_serial_port_data(port);
|
||||
if ((priv->device_type == KOBIL_USBTWIN_PRODUCT_ID) || (priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)) {
|
||||
// This device doesn't support ioctl calls
|
||||
if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID
|
||||
|| priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID) {
|
||||
/* This device doesn't support ioctl calls */
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
// allocate memory for transfer buffer
|
||||
/* allocate memory for transfer buffer */
|
||||
transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL);
|
||||
if (! transfer_buffer) {
|
||||
if (!transfer_buffer)
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
if (set & TIOCM_RTS)
|
||||
rts = 1;
|
||||
|
|
@ -564,34 +591,39 @@ static int kobil_tiocmset(struct tty_struct *tty, struct file *file,
|
|||
|
||||
if (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) {
|
||||
if (dtr != 0)
|
||||
dbg("%s - port %d Setting DTR", __func__, port->number);
|
||||
dbg("%s - port %d Setting DTR",
|
||||
__func__, port->number);
|
||||
else
|
||||
dbg("%s - port %d Clearing DTR", __func__, port->number);
|
||||
result = usb_control_msg( port->serial->dev,
|
||||
usb_rcvctrlpipe(port->serial->dev, 0 ),
|
||||
SUSBCRequest_SetStatusLinesOrQueues,
|
||||
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
|
||||
((dtr != 0) ? SUSBCR_SSL_SETDTR : SUSBCR_SSL_CLRDTR),
|
||||
0,
|
||||
transfer_buffer,
|
||||
0,
|
||||
KOBIL_TIMEOUT);
|
||||
dbg("%s - port %d Clearing DTR",
|
||||
__func__, port->number);
|
||||
result = usb_control_msg(port->serial->dev,
|
||||
usb_rcvctrlpipe(port->serial->dev, 0),
|
||||
SUSBCRequest_SetStatusLinesOrQueues,
|
||||
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
|
||||
((dtr != 0) ? SUSBCR_SSL_SETDTR : SUSBCR_SSL_CLRDTR),
|
||||
0,
|
||||
transfer_buffer,
|
||||
0,
|
||||
KOBIL_TIMEOUT);
|
||||
} else {
|
||||
if (rts != 0)
|
||||
dbg("%s - port %d Setting RTS", __func__, port->number);
|
||||
dbg("%s - port %d Setting RTS",
|
||||
__func__, port->number);
|
||||
else
|
||||
dbg("%s - port %d Clearing RTS", __func__, port->number);
|
||||
result = usb_control_msg( port->serial->dev,
|
||||
usb_rcvctrlpipe(port->serial->dev, 0 ),
|
||||
SUSBCRequest_SetStatusLinesOrQueues,
|
||||
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
|
||||
((rts != 0) ? SUSBCR_SSL_SETRTS : SUSBCR_SSL_CLRRTS),
|
||||
0,
|
||||
transfer_buffer,
|
||||
0,
|
||||
KOBIL_TIMEOUT);
|
||||
dbg("%s - port %d Clearing RTS",
|
||||
__func__, port->number);
|
||||
result = usb_control_msg(port->serial->dev,
|
||||
usb_rcvctrlpipe(port->serial->dev, 0),
|
||||
SUSBCRequest_SetStatusLinesOrQueues,
|
||||
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
|
||||
((rts != 0) ? SUSBCR_SSL_SETRTS : SUSBCR_SSL_CLRRTS),
|
||||
0,
|
||||
transfer_buffer,
|
||||
0,
|
||||
KOBIL_TIMEOUT);
|
||||
}
|
||||
dbg("%s - port %d Send set_status_line URB returns: %i", __func__, port->number, result);
|
||||
dbg("%s - port %d Send set_status_line URB returns: %i",
|
||||
__func__, port->number, result);
|
||||
kfree(transfer_buffer);
|
||||
return (result < 0) ? result : 0;
|
||||
}
|
||||
|
|
@ -599,32 +631,35 @@ static int kobil_tiocmset(struct tty_struct *tty, struct file *file,
|
|||
static void kobil_set_termios(struct tty_struct *tty,
|
||||
struct usb_serial_port *port, struct ktermios *old)
|
||||
{
|
||||
struct kobil_private * priv;
|
||||
struct kobil_private *priv;
|
||||
int result;
|
||||
unsigned short urb_val = 0;
|
||||
int c_cflag = tty->termios->c_cflag;
|
||||
speed_t speed;
|
||||
void * settings;
|
||||
void *settings;
|
||||
|
||||
priv = usb_get_serial_port_data(port);
|
||||
if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID || priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)
|
||||
// This device doesn't support ioctl calls
|
||||
if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID ||
|
||||
priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)
|
||||
/* This device doesn't support ioctl calls */
|
||||
return;
|
||||
|
||||
switch (speed = tty_get_baud_rate(tty)) {
|
||||
case 1200:
|
||||
urb_val = SUSBCR_SBR_1200;
|
||||
break;
|
||||
default:
|
||||
speed = 9600;
|
||||
case 9600:
|
||||
urb_val = SUSBCR_SBR_9600;
|
||||
break;
|
||||
speed = tty_get_baud_rate(tty);
|
||||
switch (speed) {
|
||||
case 1200:
|
||||
urb_val = SUSBCR_SBR_1200;
|
||||
break;
|
||||
default:
|
||||
speed = 9600;
|
||||
case 9600:
|
||||
urb_val = SUSBCR_SBR_9600;
|
||||
break;
|
||||
}
|
||||
urb_val |= (c_cflag & CSTOPB) ? SUSBCR_SPASB_2StopBits : SUSBCR_SPASB_1StopBit;
|
||||
urb_val |= (c_cflag & CSTOPB) ? SUSBCR_SPASB_2StopBits :
|
||||
SUSBCR_SPASB_1StopBit;
|
||||
|
||||
settings = kzalloc(50, GFP_KERNEL);
|
||||
if (! settings)
|
||||
if (!settings)
|
||||
return;
|
||||
|
||||
sprintf(settings, "%d ", speed);
|
||||
|
|
@ -644,48 +679,50 @@ static void kobil_set_termios(struct tty_struct *tty,
|
|||
tty->termios->c_cflag &= ~CMSPAR;
|
||||
tty_encode_baud_rate(tty, speed, speed);
|
||||
|
||||
result = usb_control_msg( port->serial->dev,
|
||||
usb_rcvctrlpipe(port->serial->dev, 0 ),
|
||||
SUSBCRequest_SetBaudRateParityAndStopBits,
|
||||
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
|
||||
urb_val,
|
||||
0,
|
||||
settings,
|
||||
0,
|
||||
KOBIL_TIMEOUT
|
||||
result = usb_control_msg(port->serial->dev,
|
||||
usb_rcvctrlpipe(port->serial->dev, 0),
|
||||
SUSBCRequest_SetBaudRateParityAndStopBits,
|
||||
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
|
||||
urb_val,
|
||||
0,
|
||||
settings,
|
||||
0,
|
||||
KOBIL_TIMEOUT
|
||||
);
|
||||
kfree(settings);
|
||||
}
|
||||
|
||||
static int kobil_ioctl(struct tty_struct *tty, struct file * file, unsigned int cmd, unsigned long arg)
|
||||
static int kobil_ioctl(struct tty_struct *tty, struct file *file,
|
||||
unsigned int cmd, unsigned long arg)
|
||||
{
|
||||
struct usb_serial_port *port = tty->driver_data;
|
||||
struct kobil_private * priv = usb_get_serial_port_data(port);
|
||||
struct kobil_private *priv = usb_get_serial_port_data(port);
|
||||
unsigned char *transfer_buffer;
|
||||
int transfer_buffer_length = 8;
|
||||
int result;
|
||||
|
||||
if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID || priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)
|
||||
// This device doesn't support ioctl calls
|
||||
if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID ||
|
||||
priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)
|
||||
/* This device doesn't support ioctl calls */
|
||||
return 0;
|
||||
|
||||
switch (cmd) {
|
||||
case TCFLSH:
|
||||
transfer_buffer = kmalloc(transfer_buffer_length, GFP_KERNEL);
|
||||
if (! transfer_buffer)
|
||||
return -ENOBUFS;
|
||||
if (!transfer_buffer)
|
||||
return -ENOBUFS;
|
||||
|
||||
result = usb_control_msg( port->serial->dev,
|
||||
usb_rcvctrlpipe(port->serial->dev, 0 ),
|
||||
SUSBCRequest_Misc,
|
||||
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
|
||||
SUSBCR_MSC_ResetAllQueues,
|
||||
0,
|
||||
NULL,//transfer_buffer,
|
||||
0,
|
||||
KOBIL_TIMEOUT
|
||||
result = usb_control_msg(port->serial->dev,
|
||||
usb_rcvctrlpipe(port->serial->dev, 0),
|
||||
SUSBCRequest_Misc,
|
||||
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
|
||||
SUSBCR_MSC_ResetAllQueues,
|
||||
0,
|
||||
NULL, /* transfer_buffer, */
|
||||
0,
|
||||
KOBIL_TIMEOUT
|
||||
);
|
||||
|
||||
|
||||
dbg("%s - port %d Send reset_all_queues (FLUSH) URB returns: %i", __func__, port->number, result);
|
||||
kfree(transfer_buffer);
|
||||
return (result < 0) ? -EIO: 0;
|
||||
|
|
@ -694,14 +731,14 @@ static int kobil_ioctl(struct tty_struct *tty, struct file * file, unsigned int
|
|||
}
|
||||
}
|
||||
|
||||
static int __init kobil_init (void)
|
||||
static int __init kobil_init(void)
|
||||
{
|
||||
int retval;
|
||||
retval = usb_serial_register(&kobil_device);
|
||||
if (retval)
|
||||
goto failed_usb_serial_register;
|
||||
retval = usb_register(&kobil_driver);
|
||||
if (retval)
|
||||
if (retval)
|
||||
goto failed_usb_register;
|
||||
|
||||
info(DRIVER_VERSION " " DRIVER_AUTHOR);
|
||||
|
|
@ -715,18 +752,18 @@ failed_usb_serial_register:
|
|||
}
|
||||
|
||||
|
||||
static void __exit kobil_exit (void)
|
||||
static void __exit kobil_exit(void)
|
||||
{
|
||||
usb_deregister (&kobil_driver);
|
||||
usb_serial_deregister (&kobil_device);
|
||||
usb_deregister(&kobil_driver);
|
||||
usb_serial_deregister(&kobil_device);
|
||||
}
|
||||
|
||||
module_init(kobil_init);
|
||||
module_exit(kobil_exit);
|
||||
|
||||
MODULE_AUTHOR( DRIVER_AUTHOR );
|
||||
MODULE_DESCRIPTION( DRIVER_DESC );
|
||||
MODULE_LICENSE( "GPL" );
|
||||
MODULE_AUTHOR(DRIVER_AUTHOR);
|
||||
MODULE_DESCRIPTION(DRIVER_DESC);
|
||||
MODULE_LICENSE("GPL");
|
||||
|
||||
module_param(debug, bool, S_IRUGO | S_IWUSR);
|
||||
MODULE_PARM_DESC(debug, "Debug enabled or not");
|
||||
|
|
|
|||
Загрузка…
Ссылка в новой задаче