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Commit e1644d56 authored by Thomas Wahrenbruch's avatar Thomas Wahrenbruch Committed by Greg Kroah-Hartman
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[PATCH] USB: kobil_sct driver for 2.5.50

parent 72c26538
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drivers/usb/serial/Kconfig
View file @ e1644d56
...@@ -326,6 +326,25 @@ config USB_SERIAL_KLSI ...@@ -326,6 +326,25 @@ config USB_SERIAL_KLSI
The module will be called kl5kusb105.o. If you want to compile it as The module will be called kl5kusb105.o. If you want to compile it as
a module, say M here and read <file:Documentation/modules.txt>. a module, say M here and read <file:Documentation/modules.txt>.
config USB_SERIAL_KOBIL_SCT
tristate "USB KOBIL chipcard reader (EXPERIMENTAL)"
depends on USB_SERIAL && EXPERIMENTAL
---help---
Say Y here if you want to use one of the following KOBIL USB chipcard
readers:
- USB TWIN
- KAAN Standard Plus
- SecOVID Reader Plus
- B1 Professional
- KAAN Professional
Note that you need a current CT-API.
This code is also available as a module ( = code which can be
inserted in and removed from the running kernel whenever you want).
The module will be called kobil_sct.o. If you want to compile it as
a module, say M here and read <file:Documentation/modules.txt>.
config USB_SERIAL_MCT_U232 config USB_SERIAL_MCT_U232
tristate "USB MCT Single Port Serial Driver" tristate "USB MCT Single Port Serial Driver"
depends on USB_SERIAL depends on USB_SERIAL
......
drivers/usb/serial/Makefile
View file @ e1644d56
...@@ -24,6 +24,7 @@ obj-$(CONFIG_USB_SERIAL_MCT_U232) += mct_u232.o ...@@ -24,6 +24,7 @@ obj-$(CONFIG_USB_SERIAL_MCT_U232) += mct_u232.o
obj-$(CONFIG_USB_SERIAL_EDGEPORT) += io_edgeport.o obj-$(CONFIG_USB_SERIAL_EDGEPORT) += io_edgeport.o
obj-$(CONFIG_USB_SERIAL_EDGEPORT_TI) += io_ti.o obj-$(CONFIG_USB_SERIAL_EDGEPORT_TI) += io_ti.o
obj-$(CONFIG_USB_SERIAL_PL2303) += pl2303.o obj-$(CONFIG_USB_SERIAL_PL2303) += pl2303.o
obj-$(CONFIG_USB_SERIAL_KOBIL_SCT) += kobil_sct.o
obj-$(CONFIG_USB_SERIAL_CYBERJACK) += cyberjack.o obj-$(CONFIG_USB_SERIAL_CYBERJACK) += cyberjack.o
obj-$(CONFIG_USB_SERIAL_IR) += ir-usb.o obj-$(CONFIG_USB_SERIAL_IR) += ir-usb.o
obj-$(CONFIG_USB_SERIAL_KLSI) += kl5kusb105.o obj-$(CONFIG_USB_SERIAL_KLSI) += kl5kusb105.o
......
drivers/usb/serial/kobil_sct.c 0 → 100644
View file @ e1644d56
/*
* KOBIL USB Smart Card Terminal Driver
*
* Copyright (C) 2002 KOBIL Systems GmbH
* Author: Thomas Wahrenbruch
*
* Contact: linuxusb@kobil.de
*
* This program is largely derived from work by the linux-usb group
* and associated source files. Please see the usb/serial files for
* individual credits and copyrights.
*
* 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.
*
* Thanks to Greg Kroah-Hartman (greg@kroah.com) for his help and
* patience.
*
* Supported readers: USB TWIN, KAAN Standard Plus and SecOVID Reader Plus
* (Adapter K), B1 Professional and KAAN Professional (Adapter B)
*
* TODO: High baudrates
*
* (12/09/2002) tw
* Adapted to 2.5.
*
* (11/08/2002) tw
* Initial version.
*/
#include <linux/config.h>
#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/spinlock.h>
#include <asm/uaccess.h>
#include <linux/usb.h>
#include <linux/ioctl.h>
#include "kobil_sct.h"
//#include "../core/usb-debug.c"
#ifdef CONFIG_USB_SERIAL_DEBUG
static int debug = 1;
#else
static int debug;
#endif
#include "usb-serial.h"
/* Version Information */
#define DRIVER_VERSION "12/09/2002"
#define DRIVER_AUTHOR "KOBIL Systems GmbH - http://www.kobil.com"
#define DRIVER_DESC "KOBIL USB Smart Card Terminal Driver (experimental)"
#define KOBIL_VENDOR_ID 0x0D46
#define KOBIL_ADAPTER_B_PRODUCT_ID 0x2011
#define KOBIL_ADAPTER_K_PRODUCT_ID 0x2012
#define KOBIL_USBTWIN_PRODUCT_ID 0x0078
#define KOBIL_TIMEOUT 500
#define KOBIL_BUF_LENGTH 300
/* Function prototypes */
static int kobil_startup (struct usb_serial *serial);
static void kobil_shutdown (struct usb_serial *serial);
static int kobil_open (struct usb_serial_port *port, struct file *filp);
static void kobil_close (struct usb_serial_port *port, struct file *filp);
static int kobil_write (struct usb_serial_port *port, int from_user,
const unsigned char *buf, int count);
static int kobil_write_room(struct usb_serial_port *port);
static int kobil_ioctl(struct usb_serial_port *port, struct file *file,
unsigned int cmd, unsigned long arg);
static void kobil_read_int_callback( struct urb *urb );
static void kobil_write_callback( struct urb *purb );
static struct usb_device_id id_table [] = {
{ USB_DEVICE(KOBIL_VENDOR_ID, KOBIL_ADAPTER_B_PRODUCT_ID) },
{ USB_DEVICE(KOBIL_VENDOR_ID, KOBIL_ADAPTER_K_PRODUCT_ID) },
{ USB_DEVICE(KOBIL_VENDOR_ID, KOBIL_USBTWIN_PRODUCT_ID) },
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE (usb, id_table);
struct usb_serial_device_type kobil_device = {
.owner = THIS_MODULE,
.name = "KOBIL USB smart card terminal",
.id_table = id_table,
.num_interrupt_in = NUM_DONT_CARE,
.num_bulk_in = 0,
.num_bulk_out = 0,
.num_ports = 1,
.attach = kobil_startup,
.shutdown = kobil_shutdown,
.ioctl = kobil_ioctl,
.open = kobil_open,
.close = kobil_close,
.write = kobil_write,
.write_room = kobil_write_room,
.read_int_callback = kobil_read_int_callback,
};
struct kobil_private {
int write_int_endpoint_address;
int read_int_endpoint_address;
unsigned char buf[KOBIL_BUF_LENGTH]; // buffer for the APDU to send
int filled; // index of the last char in buf
int cur_pos; // index of the next char to send in buf
__u16 device_type;
int line_state;
struct termios internal_termios;
};
static int kobil_startup (struct usb_serial *serial)
{
int i;
struct kobil_private *priv;
struct usb_device *pdev;
struct usb_host_config *actconfig;
struct usb_interface *interface;
struct usb_host_interface *altsetting;
struct usb_host_endpoint *endpoint;
serial->port->private = kmalloc(sizeof(struct kobil_private), GFP_KERNEL);
if (!serial->port->private){
return -1;
}
priv = (struct kobil_private *) serial->port->private;
priv->filled = 0;
priv->cur_pos = 0;
priv->device_type = serial->product;
priv->line_state = 0;
switch (priv->device_type){
case KOBIL_ADAPTER_B_PRODUCT_ID:
printk(KERN_DEBUG "KOBIL B1 PRO / KAAN PRO detected\n");
break;
case KOBIL_ADAPTER_K_PRODUCT_ID:
printk(KERN_DEBUG "KOBIL KAAN Standard Plus / SecOVID Reader Plus detected\n");
break;
case KOBIL_USBTWIN_PRODUCT_ID:
printk(KERN_DEBUG "KOBIL USBTWIN detected\n");
break;
}
// search for the neccessary endpoints
pdev = serial->dev;
actconfig = pdev->actconfig;
interface = actconfig->interface;
altsetting = interface->altsetting;
endpoint = altsetting->endpoint;
for (i = 0; i < altsetting->desc.bNumEndpoints; i++) {
endpoint = &altsetting->endpoint[i];
if (((endpoint->desc.bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT) &&
((endpoint->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) {
dbg("%s Found interrupt out endpoint. Address: %d", __FUNCTION__, endpoint->desc.bEndpointAddress);
priv->write_int_endpoint_address = endpoint->desc.bEndpointAddress;
}
if (((endpoint->desc.bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN) &&
((endpoint->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) {
dbg("%s Found interrupt in endpoint. Address: %d", __FUNCTION__, endpoint->desc.bEndpointAddress);
priv->read_int_endpoint_address = endpoint->desc.bEndpointAddress;
}
}
return 0;
}
static void kobil_shutdown (struct usb_serial *serial)
{
int i;
dbg("%s - port %d", __FUNCTION__, serial->port->number);
for (i=0; i < serial->num_ports; ++i) {
while (serial->port[i].open_count > 0) {
kobil_close (&serial->port[i], NULL);
}
if (serial->port[i].private) {
kfree(serial->port[i].private);
}
}
}
static int kobil_open (struct usb_serial_port *port, struct file *filp)
{
int i, result = 0;
struct kobil_private *priv;
unsigned char *transfer_buffer;
int transfer_buffer_length = 8;
int write_urb_transfer_buffer_length = 8;
dbg("%s - port %d", __FUNCTION__, port->number);
priv = (struct kobil_private *) port->private;
priv->line_state = 0;
if (port_paranoia_check (port, __FUNCTION__))
return -ENODEV;
// someone sets the dev to 0 if the close method has been called
port->interrupt_in_urb->dev = port->serial->dev;
/* force low_latency on so that our tty_push actually forces
* the data through, otherwise it is scheduled, and with high
* data rates (like with OHCI) data can get lost.
*/
port->tty->low_latency = 1;
// without this, every push_tty_char is echoed :-(
port->tty->termios->c_lflag = 0;
port->tty->termios->c_lflag &= ~(ISIG | ICANON | ECHO | IEXTEN | XCASE);
port->tty->termios->c_iflag = IGNBRK | IGNPAR | IXOFF;
port->tty->termios->c_oflag &= ~ONLCR; // do NOT translate CR to CR-NL (0x0A -> 0x0A 0x0D)
// set up internal termios structure
priv->internal_termios.c_iflag = port->tty->termios->c_iflag;
priv->internal_termios.c_oflag = port->tty->termios->c_oflag;
priv->internal_termios.c_cflag = port->tty->termios->c_cflag;
priv->internal_termios.c_lflag = port->tty->termios->c_lflag;
for (i=0; i<NCCS; i++) {
priv->internal_termios.c_cc[i] = port->tty->termios->c_cc[i];
}
// allocate memory for transfer buffer
transfer_buffer = (unsigned char *) kmalloc(transfer_buffer_length, GFP_KERNEL);
if (! transfer_buffer) {
return -1;
} else {
memset(transfer_buffer, 0, transfer_buffer_length);
}
// allocate write_urb
if (!port->write_urb) {
dbg("%s - port %d Allocating port->write_urb", __FUNCTION__, port->number);
port->write_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!port->write_urb) {
dbg("%s - port %d usb_alloc_urb failed", __FUNCTION__, port->number);
return -1;
}
}
// allocate memory for write_urb transfer buffer
port->write_urb->transfer_buffer = (unsigned char *) kmalloc(write_urb_transfer_buffer_length, GFP_KERNEL);
if (! port->write_urb->transfer_buffer) {
return -1;
}
// get hardware version
result = usb_control_msg( port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0 ),
SUSBCRequest_GetMisc,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_IN,
SUSBCR_MSC_GetHWVersion,
0,
transfer_buffer,
transfer_buffer_length,
KOBIL_TIMEOUT
);
dbg("%s - port %d Send get_HW_version URB returns: %i", __FUNCTION__, port->number, result);
dbg("Harware version: %i.%i.%i", transfer_buffer[0], transfer_buffer[1], transfer_buffer[2] );
// get firmware version
result = usb_control_msg( port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0 ),
SUSBCRequest_GetMisc,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_IN,
SUSBCR_MSC_GetFWVersion,
0,
transfer_buffer,
transfer_buffer_length,
KOBIL_TIMEOUT
);
dbg("%s - port %d Send get_FW_version URB returns: %i", __FUNCTION__, port->number, result);
dbg("Firmware version: %i.%i.%i", transfer_buffer[0], transfer_buffer[1], transfer_buffer[2] );
if (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID || priv->device_type == KOBIL_ADAPTER_K_PRODUCT_ID) {
// Setting Baudrate, Parity and Stopbits
result = usb_control_msg( port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0 ),
SUSBCRequest_SetBaudRateParityAndStopBits,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
SUSBCR_SBR_9600 | SUSBCR_SPASB_EvenParity | SUSBCR_SPASB_1StopBit,
0,
transfer_buffer,
0,
KOBIL_TIMEOUT
);
dbg("%s - port %d Send set_baudrate URB returns: %i", __FUNCTION__, port->number, result);
// reset all queues
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,
transfer_buffer,
0,
KOBIL_TIMEOUT
);
dbg("%s - port %d Send reset_all_queues URB returns: %i", __FUNCTION__, port->number, result);
}
kfree(transfer_buffer);
return 0;
}
static void kobil_close (struct usb_serial_port *port, struct file *filp)
{
dbg("%s - port %d", __FUNCTION__, port->number);
if (port->write_urb){
usb_unlink_urb( port->write_urb );
usb_free_urb( port->write_urb );
port->write_urb = 0;
}
if (port->interrupt_in_urb){
usb_unlink_urb (port->interrupt_in_urb);
}
}
static void kobil_read_int_callback( struct urb *purb )
{
int i;
int result;
struct usb_serial_port *port = (struct usb_serial_port *) purb->context;
struct tty_struct *tty;
unsigned char *data = purb->transfer_buffer;
char *dbg_data;
dbg("%s - port %d", __FUNCTION__, port->number);
if (purb->status) {
dbg("%s - port %d Read int status not zero: %d", __FUNCTION__, port->number, purb->status);
return;
}
tty = port->tty;
if (purb->actual_length) {
// BEGIN DEBUG
dbg_data = (unsigned char *) kmalloc((3 * purb->actual_length + 10) * sizeof(char), GFP_KERNEL);
if (! dbg_data) {
return;
}
memset(dbg_data, 0, (3 * purb->actual_length + 10));
for (i = 0; i < purb->actual_length; i++) {
sprintf(dbg_data +3*i, "%02X ", data[i]);
}
dbg(" <-- %s", dbg_data );
kfree(dbg_data);
// END DEBUG
for (i = 0; i < purb->actual_length; ++i) {
// if we insert more than TTY_FLIPBUF_SIZE characters, we drop them.
if(tty->flip.count >= TTY_FLIPBUF_SIZE) {
tty_flip_buffer_push(tty);
}
// this doesn't actually push the data through unless tty->low_latency is set
tty_insert_flip_char(tty, data[i], 0);
}
tty_flip_buffer_push(tty);
}
// someone sets the dev to 0 if the close method has been called
port->interrupt_in_urb->dev = port->serial->dev;
// usb_dump_urb(port->interrupt_in_urb);
result = usb_submit_urb( port->interrupt_in_urb, GFP_ATOMIC );
dbg("%s - port %d Send read URB returns: %i", __FUNCTION__, port->number, result);
}
static void kobil_write_callback( struct urb *purb )
{
}
static int kobil_write (struct usb_serial_port *port, int from_user,
const unsigned char *buf, int count)
{
int length = 0;
int result = 0;
int todo = 0;
struct kobil_private * priv;
int i;
char *data;
if (count == 0) {
dbg("%s - port %d write request of 0 bytes", __FUNCTION__, port->number);
return 0;
}
priv = (struct kobil_private *) port->private;
if (count > (KOBIL_BUF_LENGTH - priv->filled)) {
dbg("%s - port %d Error: write request bigger than buffer size", __FUNCTION__, port->number);
return -ENOMEM;
}
// BEGIN DEBUG
data = (unsigned char *) kmalloc((3 * count + 10) * sizeof(char), GFP_KERNEL);
if (! data) {
return (-1);
}
memset(data, 0, (3 * count + 10));
for (i = 0; i < count; i++) {
sprintf(data +3*i, "%02X ", buf[i]);
}
dbg(" %d --> %s", port->number, data );
kfree(data);
// END DEBUG
// Copy data to buffer
if (from_user) {
if (copy_from_user(priv->buf + priv->filled, buf, count)) {
return -EFAULT;
}
} else {
memcpy (priv->buf + priv->filled, buf, count);
}
priv->filled = priv->filled + count;
// only send complete block. TWIN 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))) ) {
todo = priv->filled - priv->cur_pos;
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_bulk_urb( port->write_urb,
port->serial->dev,
usb_sndbulkpipe( port->serial->dev, priv->write_int_endpoint_address),
port->write_urb->transfer_buffer,
length,
kobil_write_callback,
port
);
priv->cur_pos = priv->cur_pos + length;
result = usb_submit_urb( port->write_urb, GFP_ATOMIC );
dbg("%s - port %d Send write URB returns: %i", __FUNCTION__, port->number, result);
todo = priv->filled - priv->cur_pos;
if (todo > 0) {
//mdelay(16);
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout(24 * HZ / 1000);
}
} // end while
priv->filled = 0;
priv->cur_pos = 0;
// someone sets the dev to 0 if the close method has been called
port->interrupt_in_urb->dev = port->serial->dev;
// start reading
//usb_dump_urb(port->interrupt_in_urb);
result = usb_submit_urb( port->interrupt_in_urb, GFP_ATOMIC );
dbg("%s - port %d Send read URB returns: %i", __FUNCTION__, port->number, result);
}
return count;
}
static int kobil_write_room (struct usb_serial_port *port)
{
//dbg(__FUNCTION__ " - port %d", port->number);
return 8;
}
static int kobil_ioctl(struct usb_serial_port *port, struct file *file,
unsigned int cmd, unsigned long arg)
{
struct kobil_private * priv;
int mask;
int result;
unsigned short urb_val = 0;
unsigned char *transfer_buffer;
int transfer_buffer_length = 8;
char *settings;
priv = (struct kobil_private *) port->private;
if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID) {
// This device doesn't support ioctl calls
return 0;
}
switch (cmd) {
case TCGETS: // 0x5401
result = verify_area(VERIFY_WRITE, (void *)arg, sizeof(struct termios));
if (result) {
dbg("%s - port %d Error in verify_area", __FUNCTION__, port->number);
return(result);
}
kernel_termios_to_user_termios((struct termios *)arg, &priv->internal_termios);
return 0;
case TCSETS: // 0x5402
if (! &port->tty->termios) {
dbg("%s - port %d Error: port->tty->termios is NULL", __FUNCTION__, port->number);
return -ENOTTY;
}
result = verify_area(VERIFY_READ, (void *)arg, sizeof(struct termios));
if (result) {
dbg("%s - port %d Error in verify_area", __FUNCTION__, port->number);
return result;
}
user_termios_to_kernel_termios( &priv->internal_termios, (struct termios *)arg);
settings = (unsigned char *) kmalloc(50, GFP_KERNEL);
if (! settings) {
return -ENOBUFS;
}
memset(settings, 0, 50);
switch (priv->internal_termios.c_cflag & CBAUD) {
case B1200:
urb_val = SUSBCR_SBR_1200;
strcat(settings, "1200 ");
break;
case B9600:
default:
urb_val = SUSBCR_SBR_9600;
strcat(settings, "9600 ");
break;
}
urb_val |= (priv->internal_termios.c_cflag & CSTOPB) ? SUSBCR_SPASB_2StopBits : SUSBCR_SPASB_1StopBit;
strcat(settings, (priv->internal_termios.c_cflag & CSTOPB) ? "2 StopBits " : "1 StopBit ");
if (priv->internal_termios.c_cflag & PARENB) {
if (priv->internal_termios.c_cflag & PARODD) {
urb_val |= SUSBCR_SPASB_OddParity;
strcat(settings, "Odd Parity");
} else {
urb_val |= SUSBCR_SPASB_EvenParity;
strcat(settings, "Even Parity");
}
} else {
urb_val |= SUSBCR_SPASB_NoParity;
strcat(settings, "No Parity");
}
dbg("%s - port %d setting port to: %s", __FUNCTION__, port->number, settings );
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
);
dbg("%s - port %d Send set_baudrate URB returns: %i", __FUNCTION__, port->number, result);
kfree(settings);
return 0;
case TCFLSH: // 0x540B
transfer_buffer = (unsigned char *) kmalloc(transfer_buffer_length, GFP_KERNEL);
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
);
dbg("%s - port %d Send reset_all_queues (FLUSH) URB returns: %i", __FUNCTION__, port->number, result);
kfree(transfer_buffer);
return ((result < 0) ? -EFAULT : 0);
case TIOCMGET: // 0x5415
// allocate memory for transfer buffer
transfer_buffer = (unsigned char *) kmalloc(transfer_buffer_length, GFP_KERNEL);
if (! transfer_buffer) {
return -ENOBUFS;
} else {
memset(transfer_buffer, 0, transfer_buffer_length);
}
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 (TIOCMGET) URB returns: %i. Statusline: %02x",
__FUNCTION__, port->number, result, transfer_buffer[0]);
if ((transfer_buffer[0] & SUSBCR_GSL_DSR) != 0) {
priv->line_state |= TIOCM_DSR;
} else {
priv->line_state &= ~TIOCM_DSR;
}
kfree(transfer_buffer);
return put_user(priv->line_state, (unsigned long *) arg);
case TIOCMSET: // 0x5418
if (get_user(mask, (unsigned long *) arg)){
return -EFAULT;
}
// allocate memory for transfer buffer
transfer_buffer = (unsigned char *) kmalloc(transfer_buffer_length, GFP_KERNEL);
if (! transfer_buffer) {
return -ENOBUFS;
} else {
memset(transfer_buffer, 0, transfer_buffer_length);
}
if (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) {
if ((mask & TIOCM_DTR) != 0){
dbg("%s - port %d Setting DTR", __FUNCTION__, port->number);
} else {
dbg("%s - port %d Clearing DTR", __FUNCTION__, 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,
( ((mask & TIOCM_DTR) != 0) ? SUSBCR_SSL_SETDTR : SUSBCR_SSL_CLRDTR),
0,
transfer_buffer,
0,
KOBIL_TIMEOUT
);
} else {
if ((mask & TIOCM_RTS) != 0){
dbg("%s - port %d Setting RTS", __FUNCTION__, port->number);
} else {
dbg("%s - port %d Clearing RTS", __FUNCTION__, 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,
(((mask & TIOCM_RTS) != 0) ? SUSBCR_SSL_SETRTS : SUSBCR_SSL_CLRRTS),
0,
transfer_buffer,
0,
KOBIL_TIMEOUT
);
}
dbg("%s - port %d Send set_status_line (TIOCMSET) URB returns: %i", __FUNCTION__, port->number, result);
kfree(transfer_buffer);
return ((result < 0) ? -EFAULT : 0);
}
return 0;
}
static int __init kobil_init (void)
{
usb_serial_register (&kobil_device);
info(DRIVER_VERSION " " DRIVER_AUTHOR);
info(DRIVER_DESC);
return 0;
}
static void __exit kobil_exit (void)
{
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_PARM(debug, "i");
MODULE_PARM_DESC(debug, "Debug enabled or not");
drivers/usb/serial/kobil_sct.h 0 → 100644
View file @ e1644d56
#define SUSBCRequest_SetBaudRateParityAndStopBits 1
#define SUSBCR_SBR_MASK 0xFF00
#define SUSBCR_SBR_1200 0x0100
#define SUSBCR_SBR_9600 0x0200
#define SUSBCR_SBR_19200 0x0400
#define SUSBCR_SBR_28800 0x0800
#define SUSBCR_SBR_38400 0x1000
#define SUSBCR_SBR_57600 0x2000
#define SUSBCR_SBR_115200 0x4000
#define SUSBCR_SPASB_MASK 0x0070
#define SUSBCR_SPASB_NoParity 0x0010
#define SUSBCR_SPASB_OddParity 0x0020
#define SUSBCR_SPASB_EvenParity 0x0040
#define SUSBCR_SPASB_STPMASK 0x0003
#define SUSBCR_SPASB_1StopBit 0x0001
#define SUSBCR_SPASB_2StopBits 0x0002
#define SUSBCRequest_SetStatusLinesOrQueues 2
#define SUSBCR_SSL_SETRTS 0x0001
#define SUSBCR_SSL_CLRRTS 0x0002
#define SUSBCR_SSL_SETDTR 0x0004
#define SUSBCR_SSL_CLRDTR 0x0010
#define SUSBCR_SSL_PURGE_TXABORT 0x0100 // Kill the pending/current writes to the comm port.
#define SUSBCR_SSL_PURGE_RXABORT 0x0200 // Kill the pending/current reads to the comm port.
#define SUSBCR_SSL_PURGE_TXCLEAR 0x0400 // Kill the transmit queue if there.
#define SUSBCR_SSL_PURGE_RXCLEAR 0x0800 // Kill the typeahead buffer if there.
#define SUSBCRequest_GetStatusLineState 4
#define SUSBCR_GSL_RXCHAR 0x0001 // Any Character received
#define SUSBCR_GSL_TXEMPTY 0x0004 // Transmitt Queue Empty
#define SUSBCR_GSL_CTS 0x0008 // CTS changed state
#define SUSBCR_GSL_DSR 0x0010 // DSR changed state
#define SUSBCR_GSL_RLSD 0x0020 // RLSD changed state
#define SUSBCR_GSL_BREAK 0x0040 // BREAK received
#define SUSBCR_GSL_ERR 0x0080 // Line status error occurred
#define SUSBCR_GSL_RING 0x0100 // Ring signal detected
#define SUSBCRequest_Misc 8
#define SUSBCR_MSC_ResetReader 0x0001 // use a predefined reset sequence
#define SUSBCR_MSC_ResetAllQueues 0x0002 // use a predefined sequence to reset the internal queues
#define SUSBCRequest_GetMisc 0x10
#define SUSBCR_MSC_GetFWVersion 0x0001 /* get the firmware version from device,
coded like this 0xHHLLBBPP
with HH = Firmware Version High Byte
LL = Firmware Version Low Byte
BB = Build Number
PP = Further Attributes
*/
#define SUSBCR_MSC_GetHWVersion 0x0002 /* get the hardware version from device
coded like this 0xHHLLPPRR
with HH = Software Version High Byte
LL = Software Version Low Byte
PP = Further Attributes
RR = Reserved for the hardware ID
*/
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