synclink_gt.c (515be7baeddb04d786e3a7f4072791087c25bb04) synclink_gt.c (9b5aa54986fc85f5e10045348a8a45894aeb18db)
1// SPDX-License-Identifier: GPL-1.0+
2/*
3 * Device driver for Microgate SyncLink GT serial adapters.
4 *
5 * written by Paul Fulghum for Microgate Corporation
6 * paulkf@microgate.com
7 *
8 * Microgate and SyncLink are trademarks of Microgate Corporation

--- 680 unchanged lines hidden (view full) ---

689
690 mutex_lock(&info->port.mutex);
691 shutdown(info);
692
693 spin_lock_irqsave(&info->port.lock, flags);
694 info->port.count = 0;
695 info->port.tty = NULL;
696 spin_unlock_irqrestore(&info->port.lock, flags);
1// SPDX-License-Identifier: GPL-1.0+
2/*
3 * Device driver for Microgate SyncLink GT serial adapters.
4 *
5 * written by Paul Fulghum for Microgate Corporation
6 * paulkf@microgate.com
7 *
8 * Microgate and SyncLink are trademarks of Microgate Corporation

--- 680 unchanged lines hidden (view full) ---

689
690 mutex_lock(&info->port.mutex);
691 shutdown(info);
692
693 spin_lock_irqsave(&info->port.lock, flags);
694 info->port.count = 0;
695 info->port.tty = NULL;
696 spin_unlock_irqrestore(&info->port.lock, flags);
697 tty_port_set_active(&info->port, 0);
697 tty_port_set_active(&info->port, false);
698 mutex_unlock(&info->port.mutex);
699
700 wake_up_interruptible(&info->port.open_wait);
701}
702
703static void set_termios(struct tty_struct *tty,
704 const struct ktermios *old_termios)
705{

--- 2458 unchanged lines hidden (view full) ---

3164 unsigned long flags;
3165 int cd;
3166 struct tty_port *port = &info->port;
3167
3168 DBGINFO(("%s block_til_ready\n", tty->driver->name));
3169
3170 if (filp->f_flags & O_NONBLOCK || tty_io_error(tty)) {
3171 /* nonblock mode is set or port is not enabled */
698 mutex_unlock(&info->port.mutex);
699
700 wake_up_interruptible(&info->port.open_wait);
701}
702
703static void set_termios(struct tty_struct *tty,
704 const struct ktermios *old_termios)
705{

--- 2458 unchanged lines hidden (view full) ---

3164 unsigned long flags;
3165 int cd;
3166 struct tty_port *port = &info->port;
3167
3168 DBGINFO(("%s block_til_ready\n", tty->driver->name));
3169
3170 if (filp->f_flags & O_NONBLOCK || tty_io_error(tty)) {
3171 /* nonblock mode is set or port is not enabled */
3172 tty_port_set_active(port, 1);
3172 tty_port_set_active(port, true);
3173 return 0;
3174 }
3175
3176 if (C_CLOCAL(tty))
3177 do_clocal = true;
3178
3179 /* Wait for carrier detect and the line to become
3180 * free (i.e., not in use by the callout). While we are in

--- 40 unchanged lines hidden (view full) ---

3221 set_current_state(TASK_RUNNING);
3222 remove_wait_queue(&port->open_wait, &wait);
3223
3224 if (!tty_hung_up_p(filp))
3225 port->count++;
3226 port->blocked_open--;
3227
3228 if (!retval)
3173 return 0;
3174 }
3175
3176 if (C_CLOCAL(tty))
3177 do_clocal = true;
3178
3179 /* Wait for carrier detect and the line to become
3180 * free (i.e., not in use by the callout). While we are in

--- 40 unchanged lines hidden (view full) ---

3221 set_current_state(TASK_RUNNING);
3222 remove_wait_queue(&port->open_wait, &wait);
3223
3224 if (!tty_hung_up_p(filp))
3225 port->count++;
3226 port->blocked_open--;
3227
3228 if (!retval)
3229 tty_port_set_active(port, 1);
3229 tty_port_set_active(port, true);
3230
3231 DBGINFO(("%s block_til_ready ready, rc=%d\n", tty->driver->name, retval));
3232 return retval;
3233}
3234
3235/*
3236 * allocate buffers used for calling line discipline receive_buf
3237 * directly in synchronous mode

--- 1818 unchanged lines hidden ---
3230
3231 DBGINFO(("%s block_til_ready ready, rc=%d\n", tty->driver->name, retval));
3232 return retval;
3233}
3234
3235/*
3236 * allocate buffers used for calling line discipline receive_buf
3237 * directly in synchronous mode

--- 1818 unchanged lines hidden ---