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Commit dee0a7cc authored by Alan Cox's avatar Alan Cox Committed by Linus Torvalds
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tty-usb-kobil-sct: Coding style 

Signed-off-by: default avatarAlan Cox <alan@redhat.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 0c265f4e
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Showing with 297 additions and 260 deletions
drivers/usb/serial/kobil_sct.c
View file @ dee0a7cc
/* /*
* KOBIL USB Smart Card Terminal Driver * KOBIL USB Smart Card Terminal Driver
* *
* Copyright (C) 2002 KOBIL Systems GmbH * Copyright (C) 2002 KOBIL Systems GmbH
* Author: Thomas Wahrenbruch * Author: Thomas Wahrenbruch
* *
* Contact: linuxusb@kobil.de * Contact: linuxusb@kobil.de
...@@ -20,7 +20,7 @@ ...@@ -20,7 +20,7 @@
* *
* Supported readers: USB TWIN, KAAN Standard Plus and SecOVID Reader Plus * Supported readers: USB TWIN, KAAN Standard Plus and SecOVID Reader Plus
* (Adapter K), B1 Professional and KAAN Professional (Adapter B) * (Adapter K), B1 Professional and KAAN Professional (Adapter B)
* *
* (21/05/2004) tw * (21/05/2004) tw
* Fix bug with P'n'P readers * Fix bug with P'n'P readers
* *
...@@ -44,7 +44,7 @@ ...@@ -44,7 +44,7 @@
#include <linux/tty_flip.h> #include <linux/tty_flip.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/spinlock.h> #include <linux/spinlock.h>
#include <asm/uaccess.h> #include <linux/uaccess.h>
#include <linux/usb.h> #include <linux/usb.h>
#include <linux/usb/serial.h> #include <linux/usb/serial.h>
#include <linux/ioctl.h> #include <linux/ioctl.h>
...@@ -68,13 +68,13 @@ static int debug; ...@@ -68,13 +68,13 @@ static int debug;
/* Function prototypes */ /* Function prototypes */
static int kobil_startup (struct usb_serial *serial); static int kobil_startup(struct usb_serial *serial);
static void kobil_shutdown (struct usb_serial *serial); static void kobil_shutdown(struct usb_serial *serial);
static int kobil_open (struct tty_struct *tty, static int kobil_open(struct tty_struct *tty,
struct usb_serial_port *port, struct file *filp); struct usb_serial_port *port, struct file *filp);
static void kobil_close (struct tty_struct *tty, struct usb_serial_port *port, static void kobil_close(struct tty_struct *tty, struct usb_serial_port *port,
struct file *filp); struct file *filp);
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); const unsigned char *buf, int count);
static int kobil_write_room(struct tty_struct *tty); static int kobil_write_room(struct tty_struct *tty);
static int kobil_ioctl(struct tty_struct *tty, struct file *file, static int kobil_ioctl(struct tty_struct *tty, struct file *file,
...@@ -82,9 +82,9 @@ static int kobil_ioctl(struct tty_struct *tty, struct file *file, ...@@ -82,9 +82,9 @@ static int kobil_ioctl(struct tty_struct *tty, struct file *file,
static int kobil_tiocmget(struct tty_struct *tty, struct file *file); static int kobil_tiocmget(struct tty_struct *tty, struct file *file);
static int kobil_tiocmset(struct tty_struct *tty, struct file *file, static int kobil_tiocmset(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear); unsigned int set, unsigned int clear);
static void kobil_read_int_callback( struct urb *urb ); static void kobil_read_int_callback(struct urb *urb);
static void kobil_write_callback( struct urb *purb ); static void kobil_write_callback(struct urb *purb);
static void kobil_set_termios(struct tty_struct *tty, static void kobil_set_termios(struct tty_struct *tty,
struct usb_serial_port *port, struct ktermios *old); struct usb_serial_port *port, struct ktermios *old);
...@@ -97,7 +97,7 @@ static struct usb_device_id id_table [] = { ...@@ -97,7 +97,7 @@ static struct usb_device_id id_table [] = {
}; };
MODULE_DEVICE_TABLE (usb, id_table); MODULE_DEVICE_TABLE(usb, id_table);
static struct usb_driver kobil_driver = { static struct usb_driver kobil_driver = {
.name = "kobil", .name = "kobil",
...@@ -134,14 +134,14 @@ static struct usb_serial_driver kobil_device = { ...@@ -134,14 +134,14 @@ static struct usb_serial_driver kobil_device = {
struct kobil_private { struct kobil_private {
int write_int_endpoint_address; int write_int_endpoint_address;
int read_int_endpoint_address; int read_int_endpoint_address;
unsigned char buf[KOBIL_BUF_LENGTH]; // buffer for the APDU to send unsigned char buf[KOBIL_BUF_LENGTH]; /* buffer for the APDU to send */
int filled; // index of the last char in buf int filled; /* index of the last char in buf */
int cur_pos; // index of the next char to send in buf int cur_pos; /* index of the next char to send in buf */
__u16 device_type; __u16 device_type;
}; };
static int kobil_startup (struct usb_serial *serial) static int kobil_startup(struct usb_serial *serial)
{ {
int i; int i;
struct kobil_private *priv; struct kobil_private *priv;
...@@ -152,20 +152,20 @@ static int kobil_startup (struct usb_serial *serial) ...@@ -152,20 +152,20 @@ static int kobil_startup (struct usb_serial *serial)
struct usb_host_endpoint *endpoint; struct usb_host_endpoint *endpoint;
priv = kmalloc(sizeof(struct kobil_private), GFP_KERNEL); priv = kmalloc(sizeof(struct kobil_private), GFP_KERNEL);
if (!priv){ if (!priv)
return -ENOMEM; return -ENOMEM;
}
priv->filled = 0; priv->filled = 0;
priv->cur_pos = 0; priv->cur_pos = 0;
priv->device_type = le16_to_cpu(serial->dev->descriptor.idProduct); priv->device_type = le16_to_cpu(serial->dev->descriptor.idProduct);
switch (priv->device_type){ switch (priv->device_type) {
case KOBIL_ADAPTER_B_PRODUCT_ID: case KOBIL_ADAPTER_B_PRODUCT_ID:
printk(KERN_DEBUG "KOBIL B1 PRO / KAAN PRO detected\n"); printk(KERN_DEBUG "KOBIL B1 PRO / KAAN PRO detected\n");
break; break;
case KOBIL_ADAPTER_K_PRODUCT_ID: case KOBIL_ADAPTER_K_PRODUCT_ID:
printk(KERN_DEBUG "KOBIL KAAN Standard Plus / SecOVID Reader Plus detected\n"); printk(KERN_DEBUG
"KOBIL KAAN Standard Plus / SecOVID Reader Plus detected\n");
break; break;
case KOBIL_USBTWIN_PRODUCT_ID: case KOBIL_USBTWIN_PRODUCT_ID:
printk(KERN_DEBUG "KOBIL USBTWIN detected\n"); printk(KERN_DEBUG "KOBIL USBTWIN detected\n");
...@@ -176,37 +176,40 @@ static int kobil_startup (struct usb_serial *serial) ...@@ -176,37 +176,40 @@ static int kobil_startup (struct usb_serial *serial)
} }
usb_set_serial_port_data(serial->port[0], priv); usb_set_serial_port_data(serial->port[0], priv);
// search for the necessary endpoints /* search for the necessary endpoints */
pdev = serial->dev; pdev = serial->dev;
actconfig = pdev->actconfig; actconfig = pdev->actconfig;
interface = actconfig->interface[0]; interface = actconfig->interface[0];
altsetting = interface->cur_altsetting; altsetting = interface->cur_altsetting;
endpoint = altsetting->endpoint; endpoint = altsetting->endpoint;
for (i = 0; i < altsetting->desc.bNumEndpoints; i++) { for (i = 0; i < altsetting->desc.bNumEndpoints; i++) {
endpoint = &altsetting->endpoint[i]; endpoint = &altsetting->endpoint[i];
if (usb_endpoint_is_int_out(&endpoint->desc)) { if (usb_endpoint_is_int_out(&endpoint->desc)) {
dbg("%s Found interrupt out endpoint. Address: %d", __func__, endpoint->desc.bEndpointAddress); dbg("%s Found interrupt out endpoint. Address: %d",
priv->write_int_endpoint_address = endpoint->desc.bEndpointAddress; __func__, endpoint->desc.bEndpointAddress);
} priv->write_int_endpoint_address =
endpoint->desc.bEndpointAddress;
}
if (usb_endpoint_is_int_in(&endpoint->desc)) { if (usb_endpoint_is_int_in(&endpoint->desc)) {
dbg("%s Found interrupt in endpoint. Address: %d", __func__, endpoint->desc.bEndpointAddress); dbg("%s Found interrupt in endpoint. Address: %d",
priv->read_int_endpoint_address = endpoint->desc.bEndpointAddress; __func__, endpoint->desc.bEndpointAddress);
} priv->read_int_endpoint_address =
endpoint->desc.bEndpointAddress;
}
} }
return 0; return 0;
} }
static void kobil_shutdown (struct usb_serial *serial) static void kobil_shutdown(struct usb_serial *serial)
{ {
int i; int i;
dbg("%s - port %d", __func__, serial->port[0]->number); dbg("%s - port %d", __func__, serial->port[0]->number);
for (i=0; i < serial->num_ports; ++i) { for (i = 0; i < serial->num_ports; ++i) {
while (serial->port[i]->port.count > 0) { while (serial->port[i]->port.count > 0)
kobil_close (NULL, serial->port[i], NULL); kobil_close(NULL, serial->port[i], NULL);
}
kfree(usb_get_serial_port_data(serial->port[i])); kfree(usb_get_serial_port_data(serial->port[i]));
usb_set_serial_port_data(serial->port[i], NULL); usb_set_serial_port_data(serial->port[i], NULL);
} }
...@@ -225,7 +228,7 @@ static int kobil_open(struct tty_struct *tty, ...@@ -225,7 +228,7 @@ static int kobil_open(struct tty_struct *tty,
dbg("%s - port %d", __func__, port->number); dbg("%s - port %d", __func__, port->number);
priv = usb_get_serial_port_data(port); priv = usb_get_serial_port_data(port);
// 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; port->interrupt_in_urb->dev = port->serial->dev;
...@@ -238,96 +241,110 @@ static int kobil_open(struct tty_struct *tty, ...@@ -238,96 +241,110 @@ static int kobil_open(struct tty_struct *tty,
/* Default to echo off and other sane device settings */ /* Default to echo off and other sane device settings */
tty->termios->c_lflag = 0; tty->termios->c_lflag = 0;
tty->termios->c_lflag &= ~(ISIG | ICANON | ECHO | IEXTEN | XCASE); tty->termios->c_lflag &= ~(ISIG | ICANON | ECHO | IEXTEN |
XCASE);
tty->termios->c_iflag = IGNBRK | IGNPAR | IXOFF; tty->termios->c_iflag = IGNBRK | IGNPAR | IXOFF;
tty->termios->c_oflag &= ~ONLCR; // do NOT translate CR to CR-NL (0x0A -> 0x0A 0x0D) /* do NOT translate CR to CR-NL (0x0A -> 0x0A 0x0D) */
} tty->termios->c_oflag &= ~ONLCR;
// allocate memory for transfer buffer }
/* allocate memory for transfer buffer */
transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL); transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL);
if (! transfer_buffer) { if (!transfer_buffer)
return -ENOMEM; return -ENOMEM;
}
/* allocate write_urb */
// allocate write_urb if (!port->write_urb) {
if (!port->write_urb) { dbg("%s - port %d Allocating port->write_urb",
dbg("%s - port %d Allocating port->write_urb", __func__, port->number); __func__, port->number);
port->write_urb = usb_alloc_urb(0, GFP_KERNEL); port->write_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!port->write_urb) { if (!port->write_urb) {
dbg("%s - port %d usb_alloc_urb failed", __func__, port->number); dbg("%s - port %d usb_alloc_urb failed",
__func__, port->number);
kfree(transfer_buffer); kfree(transfer_buffer);
return -ENOMEM; return -ENOMEM;
} }
} }
// allocate memory for write_urb transfer buffer /* allocate memory for write_urb transfer buffer */
port->write_urb->transfer_buffer = kmalloc(write_urb_transfer_buffer_length, GFP_KERNEL); port->write_urb->transfer_buffer =
if (! port->write_urb->transfer_buffer) { kmalloc(write_urb_transfer_buffer_length, GFP_KERNEL);
if (!port->write_urb->transfer_buffer) {
kfree(transfer_buffer); kfree(transfer_buffer);
usb_free_urb(port->write_urb); usb_free_urb(port->write_urb);
port->write_urb = NULL; port->write_urb = NULL;
return -ENOMEM; return -ENOMEM;
} }
// get hardware version /* get hardware version */
result = usb_control_msg( port->serial->dev, result = usb_control_msg(port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0 ), usb_rcvctrlpipe(port->serial->dev, 0),
SUSBCRequest_GetMisc, SUSBCRequest_GetMisc,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_IN, USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_IN,
SUSBCR_MSC_GetHWVersion, SUSBCR_MSC_GetHWVersion,
0, 0,
transfer_buffer, transfer_buffer,
transfer_buffer_length, transfer_buffer_length,
KOBIL_TIMEOUT KOBIL_TIMEOUT
);
dbg("%s - port %d Send get_HW_version URB returns: %i",
__func__, 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",
__func__, 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 get_HW_version URB returns: %i", __func__, port->number, result); dbg("%s - port %d Send set_baudrate URB returns: %i",
dbg("Harware version: %i.%i.%i", transfer_buffer[0], transfer_buffer[1], transfer_buffer[2] ); __func__, port->number, result);
// get firmware version /* reset all queues */
result = usb_control_msg( port->serial->dev, result = usb_control_msg(port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0 ), usb_rcvctrlpipe(port->serial->dev, 0),
SUSBCRequest_GetMisc, SUSBCRequest_Misc,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_IN, USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
SUSBCR_MSC_GetFWVersion, SUSBCR_MSC_ResetAllQueues,
0, 0,
transfer_buffer, transfer_buffer,
transfer_buffer_length, 0,
KOBIL_TIMEOUT KOBIL_TIMEOUT
); );
dbg("%s - port %d Send get_FW_version URB returns: %i", __func__, port->number, result); dbg("%s - port %d Send reset_all_queues URB returns: %i",
dbg("Firmware version: %i.%i.%i", transfer_buffer[0], transfer_buffer[1], transfer_buffer[2] ); __func__, port->number, result);
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", __func__, 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", __func__, port->number, result);
} }
if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID || priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID || if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID ||
priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID ||
priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID) { priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID) {
// start reading (Adapter B 'cause PNP string) /* start reading (Adapter B 'cause PNP string) */
result = usb_submit_urb( port->interrupt_in_urb, GFP_ATOMIC ); 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);
} }
kfree(transfer_buffer); kfree(transfer_buffer);
...@@ -342,7 +359,7 @@ static void kobil_close(struct tty_struct *tty, ...@@ -342,7 +359,7 @@ static void kobil_close(struct tty_struct *tty,
if (port->write_urb) { if (port->write_urb) {
usb_kill_urb(port->write_urb); usb_kill_urb(port->write_urb);
usb_free_urb( port->write_urb ); usb_free_urb(port->write_urb);
port->write_urb = NULL; port->write_urb = NULL;
} }
usb_kill_urb(port->interrupt_in_urb); usb_kill_urb(port->interrupt_in_urb);
...@@ -356,7 +373,7 @@ static void kobil_read_int_callback(struct urb *urb) ...@@ -356,7 +373,7 @@ static void kobil_read_int_callback(struct urb *urb)
struct tty_struct *tty; struct tty_struct *tty;
unsigned char *data = urb->transfer_buffer; unsigned char *data = urb->transfer_buffer;
int status = urb->status; int status = urb->status;
// char *dbg_data; /* char *dbg_data; */
dbg("%s - port %d", __func__, port->number); dbg("%s - port %d", __func__, port->number);
...@@ -369,48 +386,50 @@ static void kobil_read_int_callback(struct urb *urb) ...@@ -369,48 +386,50 @@ static void kobil_read_int_callback(struct urb *urb)
tty = port->port.tty; tty = port->port.tty;
if (urb->actual_length) { 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)
* sizeof(char), GFP_KERNEL);
if (! dbg_data) { if (! dbg_data) {
return; return;
} }
for (i = 0; i < purb->actual_length; i++) { for (i = 0; i < purb->actual_length; i++) {
sprintf(dbg_data +3*i, "%02X ", data[i]); sprintf(dbg_data +3*i, "%02X ", data[i]);
} }
dbg(" <-- %s", dbg_data ); dbg(" <-- %s", dbg_data);
kfree(dbg_data); kfree(dbg_data);
*/ */
// END DEBUG /* END DEBUG */
tty_buffer_request_room(tty, urb->actual_length); tty_buffer_request_room(tty, urb->actual_length);
tty_insert_flip_string(tty, data, urb->actual_length); tty_insert_flip_string(tty, data, urb->actual_length);
tty_flip_buffer_push(tty); 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; port->interrupt_in_urb->dev = port->serial->dev;
result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC); 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) const unsigned char *buf, int count)
{ {
int length = 0; int length = 0;
int result = 0; int result = 0;
int todo = 0; int todo = 0;
struct kobil_private * priv; struct kobil_private *priv;
if (count == 0) { 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; return 0;
} }
...@@ -421,69 +440,77 @@ static int kobil_write (struct tty_struct *tty, struct usb_serial_port *port, ...@@ -421,69 +440,77 @@ static int kobil_write (struct tty_struct *tty, struct usb_serial_port *port,
return -ENOMEM; return -ENOMEM;
} }
// Copy data to buffer /* Copy data to buffer */
memcpy (priv->buf + priv->filled, buf, count); memcpy(priv->buf + priv->filled, buf, count);
usb_serial_debug_data(debug, &port->dev, __func__, count, priv->buf + priv->filled); usb_serial_debug_data(debug, &port->dev, __func__, count,
priv->buf + priv->filled);
priv->filled = priv->filled + count; priv->filled = priv->filled + count;
// only send complete block. TWIN, KAAN SIM and adapter K use the same protocol. /* only send complete block. TWIN, KAAN SIM and adapter K
if ( ((priv->device_type != KOBIL_ADAPTER_B_PRODUCT_ID) && (priv->filled > 2) && (priv->filled >= (priv->buf[1] + 3))) || use the same protocol. */
((priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) && (priv->filled > 3) && (priv->filled >= (priv->buf[2] + 4))) ) { 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) /* stop reading (except TWIN and KAAN SIM) */
if ( (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) || (priv->device_type == KOBIL_ADAPTER_K_PRODUCT_ID) ) if ((priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID)
|| (priv->device_type == KOBIL_ADAPTER_K_PRODUCT_ID))
usb_kill_urb(port->interrupt_in_urb); usb_kill_urb(port->interrupt_in_urb);
todo = priv->filled - priv->cur_pos; todo = priv->filled - priv->cur_pos;
while(todo > 0) { while (todo > 0) {
// max 8 byte in one urb (endpoint size) /* max 8 byte in one urb (endpoint size) */
length = (todo < 8) ? todo : 8; length = (todo < 8) ? todo : 8;
// copy data to transfer buffer /* copy data to transfer buffer */
memcpy(port->write_urb->transfer_buffer, priv->buf + priv->cur_pos, length ); memcpy(port->write_urb->transfer_buffer,
usb_fill_int_urb( port->write_urb, priv->buf + priv->cur_pos, length);
port->serial->dev, usb_fill_int_urb(port->write_urb,
usb_sndintpipe(port->serial->dev, priv->write_int_endpoint_address), port->serial->dev,
port->write_urb->transfer_buffer, usb_sndintpipe(port->serial->dev,
length, priv->write_int_endpoint_address),
kobil_write_callback, port->write_urb->transfer_buffer,
port, length,
8 kobil_write_callback,
); port,
8
);
priv->cur_pos = priv->cur_pos + length; priv->cur_pos = priv->cur_pos + length;
result = usb_submit_urb( port->write_urb, GFP_NOIO ); result = usb_submit_urb(port->write_urb, GFP_NOIO);
dbg("%s - port %d Send write URB returns: %i", __func__, port->number, result); dbg("%s - port %d Send write URB returns: %i",
__func__, port->number, result);
todo = priv->filled - priv->cur_pos; todo = priv->filled - priv->cur_pos;
if (todo > 0) { if (todo > 0)
msleep(24); msleep(24);
} }
} // end while
priv->filled = 0; priv->filled = 0;
priv->cur_pos = 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; port->interrupt_in_urb->dev = port->serial->dev;
// start reading (except TWIN and KAAN SIM) /* start reading (except TWIN and KAAN SIM) */
if ( (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) || (priv->device_type == KOBIL_ADAPTER_K_PRODUCT_ID) ) { if (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID ||
// someone sets the dev to 0 if the close method has been called 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; port->interrupt_in_urb->dev = port->serial->dev;
result = usb_submit_urb( port->interrupt_in_urb, GFP_NOIO ); result = usb_submit_urb(port->interrupt_in_urb,
dbg("%s - port %d Send read URB returns: %i", __func__, port->number, result); GFP_NOIO);
dbg("%s - port %d Send read URB returns: %i",
__func__, port->number, result);
} }
} }
return count; 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 */ /* FIXME */
return 8; return 8;
} }
...@@ -492,34 +519,34 @@ static int kobil_write_room (struct tty_struct *tty) ...@@ -492,34 +519,34 @@ static int kobil_write_room (struct tty_struct *tty)
static int kobil_tiocmget(struct tty_struct *tty, struct file *file) static int kobil_tiocmget(struct tty_struct *tty, struct file *file)
{ {
struct usb_serial_port *port = tty->driver_data; struct usb_serial_port *port = tty->driver_data;
struct kobil_private * priv; struct kobil_private *priv;
int result; int result;
unsigned char *transfer_buffer; unsigned char *transfer_buffer;
int transfer_buffer_length = 8; int transfer_buffer_length = 8;
priv = usb_get_serial_port_data(port); priv = usb_get_serial_port_data(port);
if ((priv->device_type == KOBIL_USBTWIN_PRODUCT_ID) || (priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)) { if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID
// This device doesn't support ioctl calls || priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID) {
/* This device doesn't support ioctl calls */
return -EINVAL; return -EINVAL;
} }
// allocate memory for transfer buffer /* allocate memory for transfer buffer */
transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL); transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL);
if (!transfer_buffer) { if (!transfer_buffer)
return -ENOMEM; return -ENOMEM;
}
result = usb_control_msg( port->serial->dev, result = usb_control_msg(port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0 ), usb_rcvctrlpipe(port->serial->dev, 0),
SUSBCRequest_GetStatusLineState, SUSBCRequest_GetStatusLineState,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_IN, USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_IN,
0, 0,
0, 0,
transfer_buffer, transfer_buffer,
transfer_buffer_length, transfer_buffer_length,
KOBIL_TIMEOUT); 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]); __func__, port->number, result, transfer_buffer[0]);
result = 0; result = 0;
...@@ -533,7 +560,7 @@ static int kobil_tiocmset(struct tty_struct *tty, struct file *file, ...@@ -533,7 +560,7 @@ static int kobil_tiocmset(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear) unsigned int set, unsigned int clear)
{ {
struct usb_serial_port *port = tty->driver_data; struct usb_serial_port *port = tty->driver_data;
struct kobil_private * priv; struct kobil_private *priv;
int result; int result;
int dtr = 0; int dtr = 0;
int rts = 0; int rts = 0;
...@@ -542,16 +569,16 @@ static int kobil_tiocmset(struct tty_struct *tty, struct file *file, ...@@ -542,16 +569,16 @@ static int kobil_tiocmset(struct tty_struct *tty, struct file *file,
/* FIXME: locking ? */ /* FIXME: locking ? */
priv = usb_get_serial_port_data(port); priv = usb_get_serial_port_data(port);
if ((priv->device_type == KOBIL_USBTWIN_PRODUCT_ID) || (priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)) { if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID
// This device doesn't support ioctl calls || priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID) {
/* This device doesn't support ioctl calls */
return -EINVAL; return -EINVAL;
} }
// allocate memory for transfer buffer /* allocate memory for transfer buffer */
transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL); transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL);
if (! transfer_buffer) { if (!transfer_buffer)
return -ENOMEM; return -ENOMEM;
}
if (set & TIOCM_RTS) if (set & TIOCM_RTS)
rts = 1; rts = 1;
...@@ -564,34 +591,39 @@ static int kobil_tiocmset(struct tty_struct *tty, struct file *file, ...@@ -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 (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) {
if (dtr != 0) if (dtr != 0)
dbg("%s - port %d Setting DTR", __func__, port->number); dbg("%s - port %d Setting DTR",
__func__, port->number);
else else
dbg("%s - port %d Clearing DTR", __func__, port->number); dbg("%s - port %d Clearing DTR",
result = usb_control_msg( port->serial->dev, __func__, port->number);
usb_rcvctrlpipe(port->serial->dev, 0 ), result = usb_control_msg(port->serial->dev,
SUSBCRequest_SetStatusLinesOrQueues, usb_rcvctrlpipe(port->serial->dev, 0),
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT, SUSBCRequest_SetStatusLinesOrQueues,
((dtr != 0) ? SUSBCR_SSL_SETDTR : SUSBCR_SSL_CLRDTR), USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
0, ((dtr != 0) ? SUSBCR_SSL_SETDTR : SUSBCR_SSL_CLRDTR),
transfer_buffer, 0,
0, transfer_buffer,
KOBIL_TIMEOUT); 0,
KOBIL_TIMEOUT);
} else { } else {
if (rts != 0) if (rts != 0)
dbg("%s - port %d Setting RTS", __func__, port->number); dbg("%s - port %d Setting RTS",
__func__, port->number);
else else
dbg("%s - port %d Clearing RTS", __func__, port->number); dbg("%s - port %d Clearing RTS",
result = usb_control_msg( port->serial->dev, __func__, port->number);
usb_rcvctrlpipe(port->serial->dev, 0 ), result = usb_control_msg(port->serial->dev,
SUSBCRequest_SetStatusLinesOrQueues, usb_rcvctrlpipe(port->serial->dev, 0),
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT, SUSBCRequest_SetStatusLinesOrQueues,
((rts != 0) ? SUSBCR_SSL_SETRTS : SUSBCR_SSL_CLRRTS), USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
0, ((rts != 0) ? SUSBCR_SSL_SETRTS : SUSBCR_SSL_CLRRTS),
transfer_buffer, 0,
0, transfer_buffer,
KOBIL_TIMEOUT); 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); kfree(transfer_buffer);
return (result < 0) ? result : 0; return (result < 0) ? result : 0;
} }
...@@ -599,32 +631,35 @@ static int kobil_tiocmset(struct tty_struct *tty, struct file *file, ...@@ -599,32 +631,35 @@ static int kobil_tiocmset(struct tty_struct *tty, struct file *file,
static void kobil_set_termios(struct tty_struct *tty, static void kobil_set_termios(struct tty_struct *tty,
struct usb_serial_port *port, struct ktermios *old) struct usb_serial_port *port, struct ktermios *old)
{ {
struct kobil_private * priv; struct kobil_private *priv;
int result; int result;
unsigned short urb_val = 0; unsigned short urb_val = 0;
int c_cflag = tty->termios->c_cflag; int c_cflag = tty->termios->c_cflag;
speed_t speed; speed_t speed;
void * settings; void *settings;
priv = usb_get_serial_port_data(port); priv = usb_get_serial_port_data(port);
if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID || priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID) if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID ||
// This device doesn't support ioctl calls priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)
/* This device doesn't support ioctl calls */
return; return;
switch (speed = tty_get_baud_rate(tty)) { speed = tty_get_baud_rate(tty);
case 1200: switch (speed) {
urb_val = SUSBCR_SBR_1200; case 1200:
break; urb_val = SUSBCR_SBR_1200;
default: break;
speed = 9600; default:
case 9600: speed = 9600;
urb_val = SUSBCR_SBR_9600; case 9600:
break; 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); settings = kzalloc(50, GFP_KERNEL);
if (! settings) if (!settings)
return; return;
sprintf(settings, "%d ", speed); sprintf(settings, "%d ", speed);
...@@ -644,48 +679,50 @@ static void kobil_set_termios(struct tty_struct *tty, ...@@ -644,48 +679,50 @@ static void kobil_set_termios(struct tty_struct *tty,
tty->termios->c_cflag &= ~CMSPAR; tty->termios->c_cflag &= ~CMSPAR;
tty_encode_baud_rate(tty, speed, speed); tty_encode_baud_rate(tty, speed, speed);
result = usb_control_msg( port->serial->dev, result = usb_control_msg(port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0 ), usb_rcvctrlpipe(port->serial->dev, 0),
SUSBCRequest_SetBaudRateParityAndStopBits, SUSBCRequest_SetBaudRateParityAndStopBits,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT, USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
urb_val, urb_val,
0, 0,
settings, settings,
0, 0,
KOBIL_TIMEOUT KOBIL_TIMEOUT
); );
kfree(settings); 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 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; unsigned char *transfer_buffer;
int transfer_buffer_length = 8; int transfer_buffer_length = 8;
int result; int result;
if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID || priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID) if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID ||
// This device doesn't support ioctl calls priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)
/* This device doesn't support ioctl calls */
return 0; return 0;
switch (cmd) { switch (cmd) {
case TCFLSH: case TCFLSH:
transfer_buffer = kmalloc(transfer_buffer_length, GFP_KERNEL); transfer_buffer = kmalloc(transfer_buffer_length, GFP_KERNEL);
if (! transfer_buffer) if (!transfer_buffer)
return -ENOBUFS; return -ENOBUFS;
result = usb_control_msg( port->serial->dev, result = usb_control_msg(port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0 ), usb_rcvctrlpipe(port->serial->dev, 0),
SUSBCRequest_Misc, SUSBCRequest_Misc,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT, USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
SUSBCR_MSC_ResetAllQueues, SUSBCR_MSC_ResetAllQueues,
0, 0,
NULL,//transfer_buffer, NULL, /* transfer_buffer, */
0, 0,
KOBIL_TIMEOUT KOBIL_TIMEOUT
); );
dbg("%s - port %d Send reset_all_queues (FLUSH) URB returns: %i", __func__, port->number, result); dbg("%s - port %d Send reset_all_queues (FLUSH) URB returns: %i", __func__, port->number, result);
kfree(transfer_buffer); kfree(transfer_buffer);
return (result < 0) ? -EIO: 0; return (result < 0) ? -EIO: 0;
...@@ -694,14 +731,14 @@ static int kobil_ioctl(struct tty_struct *tty, struct file * file, unsigned int ...@@ -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; int retval;
retval = usb_serial_register(&kobil_device); retval = usb_serial_register(&kobil_device);
if (retval) if (retval)
goto failed_usb_serial_register; goto failed_usb_serial_register;
retval = usb_register(&kobil_driver); retval = usb_register(&kobil_driver);
if (retval) if (retval)
goto failed_usb_register; goto failed_usb_register;
info(DRIVER_VERSION " " DRIVER_AUTHOR); info(DRIVER_VERSION " " DRIVER_AUTHOR);
...@@ -715,18 +752,18 @@ static int __init kobil_init (void) ...@@ -715,18 +752,18 @@ static int __init kobil_init (void)
} }
static void __exit kobil_exit (void) static void __exit kobil_exit(void)
{ {
usb_deregister (&kobil_driver); usb_deregister(&kobil_driver);
usb_serial_deregister (&kobil_device); usb_serial_deregister(&kobil_device);
} }
module_init(kobil_init); module_init(kobil_init);
module_exit(kobil_exit); module_exit(kobil_exit);
MODULE_AUTHOR( DRIVER_AUTHOR ); MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION( DRIVER_DESC ); MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE( "GPL" ); MODULE_LICENSE("GPL");
module_param(debug, bool, S_IRUGO | S_IWUSR); module_param(debug, bool, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(debug, "Debug enabled or not"); MODULE_PARM_DESC(debug, "Debug enabled or not");
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