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path: root/drivers/usb/serial/kl5kusb105.c
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Diffstat (limited to 'drivers/usb/serial/kl5kusb105.c')
-rw-r--r--drivers/usb/serial/kl5kusb105.c74
1 files changed, 43 insertions, 31 deletions
diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c
index 79787eda9524..4a38ec8f5fe3 100644
--- a/drivers/usb/serial/kl5kusb105.c
+++ b/drivers/usb/serial/kl5kusb105.c
@@ -74,29 +74,33 @@ static int debug;
*/
static int klsi_105_startup (struct usb_serial *serial);
static void klsi_105_shutdown (struct usb_serial *serial);
-static int klsi_105_open (struct usb_serial_port *port,
+static int klsi_105_open (struct tty_struct *tty,
+ struct usb_serial_port *port,
struct file *filp);
-static void klsi_105_close (struct usb_serial_port *port,
+static void klsi_105_close (struct tty_struct *tty,
+ struct usb_serial_port *port,
struct file *filp);
-static int klsi_105_write (struct usb_serial_port *port,
+static int klsi_105_write (struct tty_struct *tty,
+ struct usb_serial_port *port,
const unsigned char *buf,
int count);
static void klsi_105_write_bulk_callback (struct urb *urb);
-static int klsi_105_chars_in_buffer (struct usb_serial_port *port);
-static int klsi_105_write_room (struct usb_serial_port *port);
+static int klsi_105_chars_in_buffer (struct tty_struct *tty);
+static int klsi_105_write_room (struct tty_struct *tty);
static void klsi_105_read_bulk_callback (struct urb *urb);
-static void klsi_105_set_termios (struct usb_serial_port *port,
+static void klsi_105_set_termios (struct tty_struct *tty,
+ struct usb_serial_port *port,
struct ktermios *old);
-static void klsi_105_throttle (struct usb_serial_port *port);
-static void klsi_105_unthrottle (struct usb_serial_port *port);
+static void klsi_105_throttle (struct tty_struct *tty);
+static void klsi_105_unthrottle (struct tty_struct *tty);
/*
-static void klsi_105_break_ctl (struct usb_serial_port *port,
+static void klsi_105_break_ctl (struct tty_struct *tty,
int break_state );
*/
-static int klsi_105_tiocmget (struct usb_serial_port *port,
+static int klsi_105_tiocmget (struct tty_struct *tty,
struct file *file);
-static int klsi_105_tiocmset (struct usb_serial_port *port,
+static int klsi_105_tiocmset (struct tty_struct *tty,
struct file *file, unsigned int set,
unsigned int clear);
@@ -361,7 +365,8 @@ static void klsi_105_shutdown (struct usb_serial *serial)
}
} /* klsi_105_shutdown */
-static int klsi_105_open (struct usb_serial_port *port, struct file *filp)
+static int klsi_105_open(struct tty_struct *tty,
+ struct usb_serial_port *port, struct file *filp)
{
struct klsi_105_private *priv = usb_get_serial_port_data(port);
int retval = 0;
@@ -375,7 +380,7 @@ static int klsi_105_open (struct usb_serial_port *port, struct file *filp)
/* force low_latency on so that our tty_push actually forces
* the data through
- * port->tty->low_latency = 1; */
+ * tty->low_latency = 1; */
/* Do a defined restart:
* Set up sane default baud rate and send the 'READ_ON'
@@ -393,12 +398,12 @@ static int klsi_105_open (struct usb_serial_port *port, struct file *filp)
/* set up termios structure */
spin_lock_irqsave (&priv->lock, flags);
- priv->termios.c_iflag = port->tty->termios->c_iflag;
- priv->termios.c_oflag = port->tty->termios->c_oflag;
- priv->termios.c_cflag = port->tty->termios->c_cflag;
- priv->termios.c_lflag = port->tty->termios->c_lflag;
+ priv->termios.c_iflag = tty->termios->c_iflag;
+ priv->termios.c_oflag = tty->termios->c_oflag;
+ priv->termios.c_cflag = tty->termios->c_cflag;
+ priv->termios.c_lflag = tty->termios->c_lflag;
for (i=0; i<NCCS; i++)
- priv->termios.c_cc[i] = port->tty->termios->c_cc[i];
+ priv->termios.c_cc[i] = tty->termios->c_cc[i];
priv->cfg.pktlen = cfg.pktlen;
priv->cfg.baudrate = cfg.baudrate;
priv->cfg.databits = cfg.databits;
@@ -452,7 +457,8 @@ exit:
} /* klsi_105_open */
-static void klsi_105_close (struct usb_serial_port *port, struct file *filp)
+static void klsi_105_close(struct tty_struct *tty,
+ struct usb_serial_port *port, struct file *filp)
{
struct klsi_105_private *priv = usb_get_serial_port_data(port);
int rc;
@@ -493,8 +499,8 @@ static void klsi_105_close (struct usb_serial_port *port, struct file *filp)
#define KLSI_105_DATA_OFFSET 2 /* in the bulk urb data block */
-static int klsi_105_write (struct usb_serial_port *port,
- const unsigned char *buf, int count)
+static int klsi_105_write(struct tty_struct *tty,
+ struct usb_serial_port *port, const unsigned char *buf, int count)
{
struct klsi_105_private *priv = usb_get_serial_port_data(port);
int result, size;
@@ -584,8 +590,9 @@ static void klsi_105_write_bulk_callback ( struct urb *urb)
/* return number of characters currently in the writing process */
-static int klsi_105_chars_in_buffer (struct usb_serial_port *port)
+static int klsi_105_chars_in_buffer (struct tty_struct *tty)
{
+ struct usb_serial_port *port = tty->driver_data;
int chars = 0;
int i;
unsigned long flags;
@@ -605,8 +612,9 @@ static int klsi_105_chars_in_buffer (struct usb_serial_port *port)
return (chars);
}
-static int klsi_105_write_room (struct usb_serial_port *port)
+static int klsi_105_write_room (struct tty_struct *tty)
{
+ struct usb_serial_port *port = tty->driver_data;
unsigned long flags;
int i;
int room = 0;
@@ -660,7 +668,7 @@ static void klsi_105_read_bulk_callback (struct urb *urb)
} else {
int bytes_sent = ((__u8 *) data)[0] +
((unsigned int) ((__u8 *) data)[1] << 8);
- tty = port->tty;
+ tty = port->port.tty;
/* we should immediately resubmit the URB, before attempting
* to pass the data on to the tty layer. But that needs locking
* against re-entry an then mixed-up data because of
@@ -699,11 +707,11 @@ static void klsi_105_read_bulk_callback (struct urb *urb)
} /* klsi_105_read_bulk_callback */
-static void klsi_105_set_termios (struct usb_serial_port *port,
+static void klsi_105_set_termios (struct tty_struct *tty,
+ struct usb_serial_port *port,
struct ktermios *old_termios)
{
struct klsi_105_private *priv = usb_get_serial_port_data(port);
- struct tty_struct *tty = port->tty;
unsigned int iflag = tty->termios->c_iflag;
unsigned int old_iflag = old_termios->c_iflag;
unsigned int cflag = tty->termios->c_cflag;
@@ -863,8 +871,9 @@ static void klsi_105_set_termios (struct usb_serial_port *port,
#if 0
-static void mct_u232_break_ctl( struct usb_serial_port *port, int break_state )
+static void mct_u232_break_ctl( struct tty_struct *tty, int break_state )
{
+ struct usb_serial_port *port = tty->driver_data;
struct usb_serial *serial = port->serial;
struct mct_u232_private *priv = (struct mct_u232_private *)port->private;
unsigned char lcr = priv->last_lcr;
@@ -878,8 +887,9 @@ static void mct_u232_break_ctl( struct usb_serial_port *port, int break_state )
} /* mct_u232_break_ctl */
#endif
-static int klsi_105_tiocmget (struct usb_serial_port *port, struct file *file)
+static int klsi_105_tiocmget (struct tty_struct *tty, struct file *file)
{
+ struct usb_serial_port *port = tty->driver_data;
struct klsi_105_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
int rc;
@@ -900,7 +910,7 @@ static int klsi_105_tiocmget (struct usb_serial_port *port, struct file *file)
return (int)line_state;
}
-static int klsi_105_tiocmset (struct usb_serial_port *port, struct file *file,
+static int klsi_105_tiocmset (struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear)
{
int retval = -EINVAL;
@@ -929,14 +939,16 @@ static int klsi_105_tiocmset (struct usb_serial_port *port, struct file *file,
return retval;
}
-static void klsi_105_throttle (struct usb_serial_port *port)
+static void klsi_105_throttle (struct tty_struct *tty)
{
+ struct usb_serial_port *port = tty->driver_data;
dbg("%s - port %d", __func__, port->number);
usb_kill_urb(port->read_urb);
}
-static void klsi_105_unthrottle (struct usb_serial_port *port)
+static void klsi_105_unthrottle (struct tty_struct *tty)
{
+ struct usb_serial_port *port = tty->driver_data;
int result;
dbg("%s - port %d", __func__, port->number);
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