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path: root/drivers/isdn/i4l/isdn_tty.c
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Diffstat (limited to 'drivers/isdn/i4l/isdn_tty.c')
-rw-r--r--drivers/isdn/i4l/isdn_tty.c41
1 files changed, 24 insertions, 17 deletions
diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c
index 7bc50670d7d..b817809f763 100644
--- a/drivers/isdn/i4l/isdn_tty.c
+++ b/drivers/isdn/i4l/isdn_tty.c
@@ -1009,15 +1009,15 @@ isdn_tty_change_speed(modem_info *info)
quot;
int i;
- if (!port->tty || !port->tty->termios)
+ if (!port->tty)
return;
- cflag = port->tty->termios->c_cflag;
+ cflag = port->tty->termios.c_cflag;
quot = i = cflag & CBAUD;
if (i & CBAUDEX) {
i &= ~CBAUDEX;
if (i < 1 || i > 2)
- port->tty->termios->c_cflag &= ~CBAUDEX;
+ port->tty->termios.c_cflag &= ~CBAUDEX;
else
i += 15;
}
@@ -1097,7 +1097,7 @@ isdn_tty_shutdown(modem_info *info)
#endif
isdn_unlock_drivers();
info->msr &= ~UART_MSR_RI;
- if (!info->port.tty || (info->port.tty->termios->c_cflag & HUPCL)) {
+ if (!info->port.tty || (info->port.tty->termios.c_cflag & HUPCL)) {
info->mcr &= ~(UART_MCR_DTR | UART_MCR_RTS);
if (info->emu.mdmreg[REG_DTRHUP] & BIT_DTRHUP) {
isdn_tty_modem_reset_regs(info, 0);
@@ -1469,13 +1469,13 @@ isdn_tty_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
if (!old_termios)
isdn_tty_change_speed(info);
else {
- if (tty->termios->c_cflag == old_termios->c_cflag &&
- tty->termios->c_ispeed == old_termios->c_ispeed &&
- tty->termios->c_ospeed == old_termios->c_ospeed)
+ if (tty->termios.c_cflag == old_termios->c_cflag &&
+ tty->termios.c_ispeed == old_termios->c_ispeed &&
+ tty->termios.c_ospeed == old_termios->c_ospeed)
return;
isdn_tty_change_speed(info);
if ((old_termios->c_cflag & CRTSCTS) &&
- !(tty->termios->c_cflag & CRTSCTS))
+ !(tty->termios.c_cflag & CRTSCTS))
tty->hw_stopped = 0;
}
}
@@ -1486,6 +1486,18 @@ isdn_tty_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
* ------------------------------------------------------------
*/
+static int isdn_tty_install(struct tty_driver *driver, struct tty_struct *tty)
+{
+ modem_info *info = &dev->mdm.info[tty->index];
+
+ if (isdn_tty_paranoia_check(info, tty->name, __func__))
+ return -ENODEV;
+
+ tty->driver_data = info;
+
+ return tty_port_install(&info->port, driver, tty);
+}
+
/*
* This routine is called whenever a serial port is opened. It
* enables interrupts for a serial port, linking in its async structure into
@@ -1495,22 +1507,16 @@ isdn_tty_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
static int
isdn_tty_open(struct tty_struct *tty, struct file *filp)
{
- struct tty_port *port;
- modem_info *info;
+ modem_info *info = tty->driver_data;
+ struct tty_port *port = &info->port;
int retval;
- info = &dev->mdm.info[tty->index];
- if (isdn_tty_paranoia_check(info, tty->name, "isdn_tty_open"))
- return -ENODEV;
- port = &info->port;
#ifdef ISDN_DEBUG_MODEM_OPEN
printk(KERN_DEBUG "isdn_tty_open %s, count = %d\n", tty->name,
port->count);
#endif
port->count++;
- tty->driver_data = info;
port->tty = tty;
- tty->port = port;
/*
* Start up serial port
*/
@@ -1738,6 +1744,7 @@ modem_write_profile(atemu *m)
}
static const struct tty_operations modem_ops = {
+ .install = isdn_tty_install,
.open = isdn_tty_open,
.close = isdn_tty_close,
.write = isdn_tty_write,
@@ -1782,7 +1789,7 @@ isdn_tty_modem_init(void)
m->tty_modem->subtype = SERIAL_TYPE_NORMAL;
m->tty_modem->init_termios = tty_std_termios;
m->tty_modem->init_termios.c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL;
- m->tty_modem->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV;
+ m->tty_modem->flags = TTY_DRIVER_REAL_RAW;
m->tty_modem->driver_name = "isdn_tty";
tty_set_operations(m->tty_modem, &modem_ops);
retval = tty_register_driver(m->tty_modem);