/************************************************************************/
/************************************************************************/
-static void mos7840_control_callback(struct urb *urb, struct pt_regs *regs)
+static void mos7840_control_callback(struct urb *urb)
{
unsigned char *data;
struct moschip_port *mos7840_port;
* interrupt endpoint.
*****************************************************************************/
-static void mos7840_interrupt_callback(struct urb *urb, struct pt_regs *regs)
+static void mos7840_interrupt_callback(struct urb *urb)
{
int result;
int length;
* bulk in endpoint.
*****************************************************************************/
-static void mos7840_bulk_in_callback(struct urb *urb, struct pt_regs *regs)
+static void mos7840_bulk_in_callback(struct urb *urb)
{
int status;
unsigned char *data;
* on the bulk out endpoint.
*****************************************************************************/
-static void mos7840_bulk_out_data_callback(struct urb *urb,
- struct pt_regs *regs)
+static void mos7840_bulk_out_data_callback(struct urb *urb)
{
struct moschip_port *mos7840_port;
struct tty_struct *tty;
/* Initialising the write urb pool */
for (j = 0; j < NUM_URBS; ++j) {
- urb = usb_alloc_urb(0, SLAB_ATOMIC);
+ urb = usb_alloc_urb(0, GFP_ATOMIC);
mos7840_port->write_urb_pool[j] = urb;
if (urb == NULL) {
mos7840_port->icount.tx = 0;
mos7840_port->icount.rx = 0;
- dbg("\n\nusb_serial serial:%x mos7840_port:%x\n usb_serial_port port:%x\n\n", (unsigned int)serial, (unsigned int)mos7840_port, (unsigned int)port);
+ dbg("\n\nusb_serial serial:%p mos7840_port:%p\n usb_serial_port port:%p\n\n", serial, mos7840_port, port);
return 0;
int i;
int bytes_sent = 0;
int transfer_size;
- int from_user = 0;
struct moschip_port *mos7840_port;
struct usb_serial *serial;
}
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;
- goto exit;
- }
- } else {
- memcpy(urb->transfer_buffer, current_position, transfer_size);
- }
+ memcpy(urb->transfer_buffer, current_position, transfer_size);
/* fill urb with data and submit */
usb_fill_bulk_urb(urb,
*****************************************************************************/
static int mos7840_get_lsr_info(struct moschip_port *mos7840_port,
- unsigned int *value)
+ unsigned int __user *value)
{
int count;
unsigned int result = 0;
*****************************************************************************/
static int mos7840_get_bytes_avail(struct moschip_port *mos7840_port,
- unsigned int *value)
+ unsigned int __user *value)
{
unsigned int result = 0;
struct tty_struct *tty = mos7840_port->port->tty;
*****************************************************************************/
static int mos7840_set_modem_info(struct moschip_port *mos7840_port,
- unsigned int cmd, unsigned int *value)
+ unsigned int cmd, unsigned int __user *value)
{
unsigned int mcr;
unsigned int arg;
*****************************************************************************/
static int mos7840_get_modem_info(struct moschip_port *mos7840_port,
- unsigned int *value)
+ unsigned int __user *value)
{
unsigned int result = 0;
__u16 msr;
*****************************************************************************/
static int mos7840_get_serial_info(struct moschip_port *mos7840_port,
- struct serial_struct *retinfo)
+ struct serial_struct __user *retinfo)
{
struct serial_struct tmp;
static int mos7840_ioctl(struct usb_serial_port *port, struct file *file,
unsigned int cmd, unsigned long arg)
{
+ void __user *argp = (void __user *)arg;
struct moschip_port *mos7840_port;
struct tty_struct *tty;
}
mos7840_port = mos7840_get_port_private(port);
- tty = mos7840_port->port->tty;
if (mos7840_port == NULL)
return -1;
+ tty = mos7840_port->port->tty;
+
dbg("%s - port %d, cmd = 0x%x", __FUNCTION__, port->number, cmd);
switch (cmd) {
case TIOCINQ:
dbg("%s (%d) TIOCINQ", __FUNCTION__, port->number);
- return mos7840_get_bytes_avail(mos7840_port,
- (unsigned int *)arg);
- break;
+ return mos7840_get_bytes_avail(mos7840_port, argp);
case TIOCOUTQ:
dbg("%s (%d) TIOCOUTQ", __FUNCTION__, port->number);
return put_user(tty->driver->chars_in_buffer ?
tty->driver->chars_in_buffer(tty) : 0,
(int __user *)arg);
- break;
case TCFLSH:
retval = tty_check_change(tty);
case TCGETS:
if (kernel_termios_to_user_termios
- ((struct termios __user *)arg, tty->termios))
+ ((struct termios __user *)argp, tty->termios))
return -EFAULT;
return 0;
case TIOCSERGETLSR:
dbg("%s (%d) TIOCSERGETLSR", __FUNCTION__, port->number);
- return mos7840_get_lsr_info(mos7840_port, (unsigned int *)arg);
+ return mos7840_get_lsr_info(mos7840_port, argp);
return 0;
case TIOCMBIS:
dbg("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET", __FUNCTION__,
port->number);
mosret =
- mos7840_set_modem_info(mos7840_port, cmd,
- (unsigned int *)arg);
+ mos7840_set_modem_info(mos7840_port, cmd, argp);
return mosret;
case TIOCMGET:
dbg("%s (%d) TIOCMGET", __FUNCTION__, port->number);
- return mos7840_get_modem_info(mos7840_port,
- (unsigned int *)arg);
+ return mos7840_get_modem_info(mos7840_port, argp);
case TIOCGSERIAL:
dbg("%s (%d) TIOCGSERIAL", __FUNCTION__, port->number);
- return mos7840_get_serial_info(mos7840_port,
- (struct serial_struct *)arg);
+ return mos7840_get_serial_info(mos7840_port, argp);
case TIOCSSERIAL:
dbg("%s (%d) TIOCSSERIAL", __FUNCTION__, port->number);
dbg("%s (%d) TIOCGICOUNT RX=%d, TX=%d", __FUNCTION__,
port->number, icount.rx, icount.tx);
- if (copy_to_user((void *)arg, &icount, sizeof(icount)))
+ if (copy_to_user(argp, &icount, sizeof(icount)))
return -EFAULT;
return 0;
/* set up port private structures */
for (i = 0; i < serial->num_ports; ++i) {
- mos7840_port = kmalloc(sizeof(struct moschip_port), GFP_KERNEL);
+ mos7840_port = kzalloc(sizeof(struct moschip_port), GFP_KERNEL);
if (mos7840_port == NULL) {
err("%s - Out of memory", __FUNCTION__);
return -ENOMEM;
}
- memset(mos7840_port, 0, sizeof(struct moschip_port));
/* Initialize all port interrupt end point to port 0 int endpoint *
* Our device has only one interrupt end point comman to all port */
i + 1, status);
}
- mos7840_port->control_urb = usb_alloc_urb(0, SLAB_ATOMIC);
+ mos7840_port->control_urb = usb_alloc_urb(0, GFP_ATOMIC);
mos7840_port->ctrl_buf = kmalloc(16, GFP_KERNEL);
}
/* setting configuration feature to one */
usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
- (__u8) 0x03, 0x00, 0x01, 0x00, 0x00, 0x00, 5 * HZ);
+ (__u8) 0x03, 0x00, 0x01, 0x00, NULL, 0x00, 5 * HZ);
return 0;
}