*
*/
-#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/spinlock.h>
#include <asm/uaccess.h>
#include <linux/usb.h>
+#include <linux/usb/serial.h>
-#ifdef CONFIG_USB_SERIAL_DEBUG
- static int debug = 1;
-#else
- static int debug;
-#endif
-
-#include "usb-serial.h"
+static int debug;
/*
* Version Information
static int empeg_open (struct usb_serial_port *port, struct file *filp);
static void empeg_close (struct usb_serial_port *port, struct file *filp);
static int empeg_write (struct usb_serial_port *port,
- int from_user,
const unsigned char *buf,
int count);
static int empeg_write_room (struct usb_serial_port *port);
struct file * file,
unsigned int cmd,
unsigned long arg);
-static void empeg_set_termios (struct usb_serial_port *port, struct termios *old_termios);
-static void empeg_write_bulk_callback (struct urb *urb, struct pt_regs *regs);
-static void empeg_read_bulk_callback (struct urb *urb, struct pt_regs *regs);
+static void empeg_set_termios (struct usb_serial_port *port, struct ktermios *old_termios);
+static void empeg_write_bulk_callback (struct urb *urb);
+static void empeg_read_bulk_callback (struct urb *urb);
static struct usb_device_id id_table [] = {
{ USB_DEVICE(EMPEG_VENDOR_ID, EMPEG_PRODUCT_ID) },
MODULE_DEVICE_TABLE (usb, id_table);
static struct usb_driver empeg_driver = {
- .owner = THIS_MODULE,
.name = "empeg",
.probe = usb_serial_probe,
.disconnect = usb_serial_disconnect,
.id_table = id_table,
+ .no_dynamic_id = 1,
};
-static struct usb_serial_device_type empeg_device = {
- .owner = THIS_MODULE,
- .name = "Empeg",
+static struct usb_serial_driver empeg_device = {
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = "empeg",
+ },
.id_table = id_table,
.num_interrupt_in = 0,
.num_bulk_in = 1,
dbg("%s - port %d", __FUNCTION__, port->number);
/* shutdown our bulk read */
- usb_unlink_urb (port->read_urb);
+ usb_kill_urb(port->read_urb);
/* Uncomment the following line if you want to see some statistics in your syslog */
/* dev_info (&port->dev, "Bytes In = %d Bytes Out = %d\n", bytes_in, bytes_out); */
}
-static int empeg_write (struct usb_serial_port *port, int from_user, const unsigned char *buf, int count)
+static int empeg_write (struct usb_serial_port *port, const unsigned char *buf, int count)
{
struct usb_serial *serial = port->serial;
struct urb *urb;
transfer_size = min (count, URB_TRANSFER_BUFFER_SIZE);
- if (from_user) {
- if (copy_from_user (urb->transfer_buffer, current_position, transfer_size)) {
- bytes_sent = -EFAULT;
- break;
- }
- } else {
- memcpy (urb->transfer_buffer, current_position, transfer_size);
- }
+ memcpy (urb->transfer_buffer, current_position, transfer_size);
- usb_serial_debug_data (__FILE__, __FUNCTION__, transfer_size, urb->transfer_buffer);
+ usb_serial_debug_data(debug, &port->dev, __FUNCTION__, transfer_size, urb->transfer_buffer);
/* build up our urb */
usb_fill_bulk_urb (
}
-static void empeg_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void empeg_write_bulk_callback (struct urb *urb)
{
struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
return;
}
- schedule_work(&port->work);
+ usb_serial_port_softint(port);
}
-static void empeg_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void empeg_read_bulk_callback (struct urb *urb)
{
struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
struct tty_struct *tty;
unsigned char *data = urb->transfer_buffer;
- int i;
int result;
dbg("%s - port %d", __FUNCTION__, port->number);
return;
}
- usb_serial_debug_data (__FILE__, __FUNCTION__, urb->actual_length, data);
+ usb_serial_debug_data(debug, &port->dev, __FUNCTION__, urb->actual_length, data);
tty = port->tty;
if (urb->actual_length) {
- for (i = 0; i < urb->actual_length ; ++i) {
- /* gb - 2000/11/13
- * If we insert too many characters we'll overflow the buffer.
- * This means we'll lose bytes - Decidedly bad.
- */
- if(tty->flip.count >= TTY_FLIPBUF_SIZE) {
- tty_flip_buffer_push(tty);
- }
- tty_insert_flip_char(tty, data[i], 0);
- }
- /* gb - 2000/11/13
- * Goes straight through instead of scheduling - if tty->low_latency is set.
- */
+ tty_buffer_request_room(tty, urb->actual_length);
+ tty_insert_flip_string(tty, data, urb->actual_length);
tty_flip_buffer_push(tty);
bytes_in += urb->actual_length;
}
static void empeg_throttle (struct usb_serial_port *port)
{
dbg("%s - port %d", __FUNCTION__, port->number);
- usb_unlink_urb (port->read_urb);
+ usb_kill_urb(port->read_urb);
}
}
-static void empeg_set_termios (struct usb_serial_port *port, struct termios *old_termios)
+static void empeg_set_termios (struct usb_serial_port *port, struct ktermios *old_termios)
{
dbg("%s - port %d", __FUNCTION__, port->number);
*/
port->tty->low_latency = 1;
- /* Notify the tty driver that the termios have changed. */
- port->tty->ldisc.set_termios(port->tty, NULL);
-
return;
-
}
failed_usb_serial_register:
for (i = 0; i < NUM_URBS; ++i) {
if (write_urb_pool[i]) {
- if (write_urb_pool[i]->transfer_buffer)
- kfree(write_urb_pool[i]->transfer_buffer);
+ kfree(write_urb_pool[i]->transfer_buffer);
usb_free_urb(write_urb_pool[i]);
}
}
for (i = 0; i < NUM_URBS; ++i) {
if (write_urb_pool[i]) {
- /* FIXME - uncomment the following usb_unlink_urb call when
+ /* FIXME - uncomment the following usb_kill_urb call when
* the host controllers get fixed to set urb->dev = NULL after
* the urb is finished. Otherwise this call oopses. */
- /* usb_unlink_urb(write_urb_pool[i]); */
- if (write_urb_pool[i]->transfer_buffer)
- kfree(write_urb_pool[i]->transfer_buffer);
+ /* usb_kill_urb(write_urb_pool[i]); */
+ kfree(write_urb_pool[i]->transfer_buffer);
usb_free_urb (write_urb_pool[i]);
}
}
MODULE_DESCRIPTION( DRIVER_DESC );
MODULE_LICENSE("GPL");
-MODULE_PARM(debug, "i");
+module_param(debug, bool, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(debug, "Debug enabled or not");
-