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Diffstat (limited to 'net/irda/ircomm/ircomm_tty_ioctl.c')
-rw-r--r--net/irda/ircomm/ircomm_tty_ioctl.c146
1 files changed, 72 insertions, 74 deletions
diff --git a/net/irda/ircomm/ircomm_tty_ioctl.c b/net/irda/ircomm/ircomm_tty_ioctl.c
index 197e3e7ed7e..ce943853c38 100644
--- a/net/irda/ircomm/ircomm_tty_ioctl.c
+++ b/net/irda/ircomm/ircomm_tty_ioctl.c
@@ -1,36 +1,33 @@
/*********************************************************************
- *
+ *
* Filename: ircomm_tty_ioctl.c
- * Version:
- * Description:
+ * Version:
+ * Description:
* Status: Experimental.
* Author: Dag Brattli <dagb@cs.uit.no>
* Created at: Thu Jun 10 14:39:09 1999
* Modified at: Wed Jan 5 14:45:43 2000
* Modified by: Dag Brattli <dagb@cs.uit.no>
- *
+ *
* Copyright (c) 1999-2000 Dag Brattli, All Rights Reserved.
- *
- * 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
+ *
+ * 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.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
********************************************************************/
#include <linux/init.h>
#include <linux/fs.h>
-#include <linux/sched.h>
#include <linux/termios.h>
#include <linux/tty.h>
#include <linux/serial.h>
@@ -53,17 +50,18 @@
* Change speed of the driver. If the remote device is a DCE, then this
* should make it change the speed of its serial port
*/
-static void ircomm_tty_change_speed(struct ircomm_tty_cb *self)
+static void ircomm_tty_change_speed(struct ircomm_tty_cb *self,
+ struct tty_struct *tty)
{
- unsigned cflag, cval;
+ unsigned int cflag, cval;
int baud;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
- if (!self->tty || !self->tty->termios || !self->ircomm)
+ if (!self->ircomm)
return;
- cflag = self->tty->termios->c_cflag;
+ cflag = tty->termios.c_cflag;
/* byte size and parity */
switch (cflag & CSIZE) {
@@ -75,36 +73,36 @@ static void ircomm_tty_change_speed(struct ircomm_tty_cb *self)
}
if (cflag & CSTOPB)
cval |= IRCOMM_2_STOP_BIT;
-
+
if (cflag & PARENB)
cval |= IRCOMM_PARITY_ENABLE;
if (!(cflag & PARODD))
cval |= IRCOMM_PARITY_EVEN;
/* Determine divisor based on baud rate */
- baud = tty_get_baud_rate(self->tty);
+ baud = tty_get_baud_rate(tty);
if (!baud)
baud = 9600; /* B0 transition handled in rs_set_termios */
self->settings.data_rate = baud;
ircomm_param_request(self, IRCOMM_DATA_RATE, FALSE);
-
+
/* CTS flow control flag and modem status interrupts */
if (cflag & CRTSCTS) {
- self->flags |= ASYNC_CTS_FLOW;
+ self->port.flags |= ASYNC_CTS_FLOW;
self->settings.flow_control |= IRCOMM_RTS_CTS_IN;
/* This got me. Bummer. Jean II */
if (self->service_type == IRCOMM_3_WIRE_RAW)
- IRDA_WARNING("%s(), enabling RTS/CTS on link that doesn't support it (3-wire-raw)\n", __FUNCTION__);
+ IRDA_WARNING("%s(), enabling RTS/CTS on link that doesn't support it (3-wire-raw)\n", __func__);
} else {
- self->flags &= ~ASYNC_CTS_FLOW;
+ self->port.flags &= ~ASYNC_CTS_FLOW;
self->settings.flow_control &= ~IRCOMM_RTS_CTS_IN;
}
if (cflag & CLOCAL)
- self->flags &= ~ASYNC_CHECK_CD;
+ self->port.flags &= ~ASYNC_CHECK_CD;
else
- self->flags |= ASYNC_CHECK_CD;
-#if 0
+ self->port.flags |= ASYNC_CHECK_CD;
+#if 0
/*
* Set up parity check flag
*/
@@ -113,7 +111,7 @@ static void ircomm_tty_change_speed(struct ircomm_tty_cb *self)
driver->read_status_mask |= LSR_FE | LSR_PE;
if (I_BRKINT(driver->tty) || I_PARMRK(driver->tty))
driver->read_status_mask |= LSR_BI;
-
+
/*
* Characters to ignore
*/
@@ -124,17 +122,17 @@ static void ircomm_tty_change_speed(struct ircomm_tty_cb *self)
if (I_IGNBRK(self->tty)) {
self->ignore_status_mask |= LSR_BI;
/*
- * If we're ignore parity and break indicators, ignore
+ * If we're ignore parity and break indicators, ignore
* overruns too. (For real raw support).
*/
- if (I_IGNPAR(self->tty))
+ if (I_IGNPAR(self->tty))
self->ignore_status_mask |= LSR_OE;
}
#endif
self->settings.data_format = cval;
ircomm_param_request(self, IRCOMM_DATA_FORMAT, FALSE);
- ircomm_param_request(self, IRCOMM_FLOW_CONTROL, TRUE);
+ ircomm_param_request(self, IRCOMM_FLOW_CONTROL, TRUE);
}
/*
@@ -145,22 +143,22 @@ static void ircomm_tty_change_speed(struct ircomm_tty_cb *self)
* should be prepared to accept the case where old == NULL, and try to
* do something rational.
*/
-void ircomm_tty_set_termios(struct tty_struct *tty,
- struct termios *old_termios)
+void ircomm_tty_set_termios(struct tty_struct *tty,
+ struct ktermios *old_termios)
{
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) tty->driver_data;
- unsigned int cflag = tty->termios->c_cflag;
+ unsigned int cflag = tty->termios.c_cflag;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
- if ((cflag == old_termios->c_cflag) &&
- (RELEVANT_IFLAG(tty->termios->c_iflag) ==
+ if ((cflag == old_termios->c_cflag) &&
+ (RELEVANT_IFLAG(tty->termios.c_iflag) ==
RELEVANT_IFLAG(old_termios->c_iflag)))
{
return;
}
- ircomm_tty_change_speed(self);
+ ircomm_tty_change_speed(self, tty);
/* Handle transition to B0 status */
if ((old_termios->c_cflag & CBAUD) &&
@@ -168,21 +166,21 @@ void ircomm_tty_set_termios(struct tty_struct *tty,
self->settings.dte &= ~(IRCOMM_DTR|IRCOMM_RTS);
ircomm_param_request(self, IRCOMM_DTE, TRUE);
}
-
+
/* Handle transition away from B0 status */
if (!(old_termios->c_cflag & CBAUD) &&
(cflag & CBAUD)) {
self->settings.dte |= IRCOMM_DTR;
- if (!(tty->termios->c_cflag & CRTSCTS) ||
+ if (!(tty->termios.c_cflag & CRTSCTS) ||
!test_bit(TTY_THROTTLED, &tty->flags)) {
self->settings.dte |= IRCOMM_RTS;
}
ircomm_param_request(self, IRCOMM_DTE, TRUE);
}
-
+
/* Handle turning off CRTSCTS */
if ((old_termios->c_cflag & CRTSCTS) &&
- !(tty->termios->c_cflag & CRTSCTS))
+ !(tty->termios.c_cflag & CRTSCTS))
{
tty->hw_stopped = 0;
ircomm_tty_start(tty);
@@ -190,17 +188,17 @@ void ircomm_tty_set_termios(struct tty_struct *tty,
}
/*
- * Function ircomm_tty_tiocmget (tty, file)
+ * Function ircomm_tty_tiocmget (tty)
+ *
*
- *
*
*/
-int ircomm_tty_tiocmget(struct tty_struct *tty, struct file *file)
+int ircomm_tty_tiocmget(struct tty_struct *tty)
{
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) tty->driver_data;
unsigned int result;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
if (tty->flags & (1 << TTY_IO_ERROR))
return -EIO;
@@ -215,17 +213,17 @@ int ircomm_tty_tiocmget(struct tty_struct *tty, struct file *file)
}
/*
- * Function ircomm_tty_tiocmset (tty, file, set, clear)
+ * Function ircomm_tty_tiocmset (tty, set, clear)
+ *
*
- *
*
*/
-int ircomm_tty_tiocmset(struct tty_struct *tty, struct file *file,
+int ircomm_tty_tiocmset(struct tty_struct *tty,
unsigned int set, unsigned int clear)
-{
+{
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) tty->driver_data;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
if (tty->flags & (1 << TTY_IO_ERROR))
return -EIO;
@@ -249,39 +247,39 @@ int ircomm_tty_tiocmset(struct tty_struct *tty, struct file *file,
self->settings.dte |= IRCOMM_DELTA_DTR;
ircomm_param_request(self, IRCOMM_DTE, TRUE);
-
+
return 0;
}
/*
* Function get_serial_info (driver, retinfo)
*
- *
+ *
*
*/
static int ircomm_tty_get_serial_info(struct ircomm_tty_cb *self,
struct serial_struct __user *retinfo)
{
struct serial_struct info;
-
+
if (!retinfo)
return -EFAULT;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
memset(&info, 0, sizeof(info));
info.line = self->line;
- info.flags = self->flags;
+ info.flags = self->port.flags;
info.baud_base = self->settings.data_rate;
- info.close_delay = self->close_delay;
- info.closing_wait = self->closing_wait;
+ info.close_delay = self->port.close_delay;
+ info.closing_wait = self->port.closing_wait;
/* For compatibility */
- info.type = PORT_16550A;
- info.port = 0;
- info.irq = 0;
+ info.type = PORT_16550A;
+ info.port = 0;
+ info.irq = 0;
info.xmit_fifo_size = 0;
- info.hub6 = 0;
+ info.hub6 = 0;
info.custom_divisor = 0;
if (copy_to_user(retinfo, &info, sizeof(*retinfo)))
@@ -293,7 +291,7 @@ static int ircomm_tty_get_serial_info(struct ircomm_tty_cb *self,
/*
* Function set_serial_info (driver, new_info)
*
- *
+ *
*
*/
static int ircomm_tty_set_serial_info(struct ircomm_tty_cb *self,
@@ -303,7 +301,7 @@ static int ircomm_tty_set_serial_info(struct ircomm_tty_cb *self,
struct serial_struct new_serial;
struct ircomm_tty_cb old_state, *state;
- IRDA_DEBUG(0, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(0, "%s()\n", __func__ );
if (copy_from_user(&new_serial,new_info,sizeof(new_serial)))
return -EFAULT;
@@ -311,7 +309,7 @@ static int ircomm_tty_set_serial_info(struct ircomm_tty_cb *self,
state = self
old_state = *self;
-
+
if (!capable(CAP_SYS_ADMIN)) {
if ((new_serial.baud_base != state->settings.data_rate) ||
(new_serial.close_delay != state->close_delay) ||
@@ -366,18 +364,18 @@ static int ircomm_tty_set_serial_info(struct ircomm_tty_cb *self,
}
/*
- * Function ircomm_tty_ioctl (tty, file, cmd, arg)
+ * Function ircomm_tty_ioctl (tty, cmd, arg)
+ *
*
- *
*
*/
-int ircomm_tty_ioctl(struct tty_struct *tty, struct file *file,
+int ircomm_tty_ioctl(struct tty_struct *tty,
unsigned int cmd, unsigned long arg)
{
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) tty->driver_data;
int ret = 0;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
if ((cmd != TIOCGSERIAL) && (cmd != TIOCSSERIAL) &&
(cmd != TIOCSERCONFIG) && (cmd != TIOCSERGSTRUCT) &&
@@ -398,7 +396,7 @@ int ircomm_tty_ioctl(struct tty_struct *tty, struct file *file,
break;
case TIOCGICOUNT:
- IRDA_DEBUG(0, "%s(), TIOCGICOUNT not impl!\n", __FUNCTION__ );
+ IRDA_DEBUG(0, "%s(), TIOCGICOUNT not impl!\n", __func__ );
#if 0
save_flags(flags); cli();
cnow = driver->icount;
@@ -416,7 +414,7 @@ int ircomm_tty_ioctl(struct tty_struct *tty, struct file *file,
put_user(cnow.brk, &p_cuser->brk) ||
put_user(cnow.buf_overrun, &p_cuser->buf_overrun))
return -EFAULT;
-#endif
+#endif
return 0;
default:
ret = -ENOIOCTLCMD; /* ioctls which we must ignore */