int xmit_head;
int xmit_tail;
int xmit_cnt;
+ int closing;
struct ktermios normal_termios;
return;
if (tty_port_close_start(port, tty, filp) == 0)
return;
+ info->closing = 1;
mutex_lock(&port->mutex);
mxser_close_port(port);
mxser_flush_buffer(tty);
mxser_shutdown_port(port);
clear_bit(ASYNCB_INITIALIZED, &port->flags);
mutex_unlock(&port->mutex);
+ info->closing = 0;
/* Right now the tty_port set is done outside of the close_end helper
as we don't yet have everyone using refcounts */
tty_port_close_end(port, tty);
}
}
- if (tty->termios.c_cflag & CRTSCTS) {
+ if (C_CRTSCTS(tty)) {
info->MCR &= ~UART_MCR_RTS;
outb(info->MCR, info->ioaddr + UART_MCR);
}
}
}
- if (tty->termios.c_cflag & CRTSCTS) {
+ if (C_CRTSCTS(tty)) {
info->MCR |= UART_MCR_RTS;
outb(info->MCR, info->ioaddr + UART_MCR);
}
mxser_change_speed(tty, old_termios);
spin_unlock_irqrestore(&info->slock, flags);
- if ((old_termios->c_cflag & CRTSCTS) &&
- !(tty->termios.c_cflag & CRTSCTS)) {
+ if ((old_termios->c_cflag & CRTSCTS) && !C_CRTSCTS(tty)) {
tty->hw_stopped = 0;
mxser_start(tty);
}
/* Handle sw stopped */
- if ((old_termios->c_iflag & IXON) &&
- !(tty->termios.c_iflag & IXON)) {
+ if ((old_termios->c_iflag & IXON) && !I_IXON(tty)) {
tty->stopped = 0;
if (info->board->chip_flag) {
break;
iir &= MOXA_MUST_IIR_MASK;
tty = tty_port_tty_get(&port->port);
- if (!tty ||
- (port->port.flags & ASYNC_CLOSING) ||
- !(port->port.flags &
- ASYNC_INITIALIZED)) {
+ if (!tty || port->closing ||
+ !(port->port.flags & ASYNC_INITIALIZED)) {
status = inb(port->ioaddr + UART_LSR);
outb(0x27, port->ioaddr + UART_FCR);
inb(port->ioaddr + UART_MSR);
.get_icount = mxser_get_icount,
};
-static struct tty_port_operations mxser_port_ops = {
+static const struct tty_port_operations mxser_port_ops = {
.carrier_raised = mxser_carrier_raised,
.dtr_rts = mxser_dtr_rts,
.activate = mxser_activate,