r = SNIFF_MAX - ch->ch_sniff_in;
if (r <= n) {
- memcpy(ch->ch_sniff_buf + ch->ch_sniff_in, p, r);
+ memcpy(ch->ch_sniff_buf +
+ ch->ch_sniff_in, p, r);
n -= r;
ch->ch_sniff_in = 0;
}
}
- if ((arg == TCOFLUSH) || (arg == TCIOFLUSH)) {
- ch->ch_flags &= ~CH_STOP;
- head = readw(&(ch->ch_bs->tx_head));
- dgap_cmdw(ch, FLUSHTX, (u16) head, 0);
- dgap_cmdw(ch, RESUMETX, 0, 0);
- if (ch->ch_tun.un_flags & (UN_LOW|UN_EMPTY)) {
- ch->ch_tun.un_flags &= ~(UN_LOW|UN_EMPTY);
- wake_up_interruptible(&ch->ch_tun.un_flags_wait);
- }
- if (ch->ch_pun.un_flags & (UN_LOW|UN_EMPTY)) {
- ch->ch_pun.un_flags &= ~(UN_LOW|UN_EMPTY);
- wake_up_interruptible(&ch->ch_pun.un_flags_wait);
- }
- if (waitqueue_active(&tty->write_wait))
- wake_up_interruptible(&tty->write_wait);
-
- /* Can't hold any locks when calling tty_wakeup! */
+ if ((arg != TCOFLUSH) && (arg != TCIOFLUSH)) {
+ /* pretend we didn't recognize this IOCTL */
DGAP_UNLOCK(ch->ch_lock, lock_flags2);
DGAP_UNLOCK(bd->bd_lock, lock_flags);
- tty_wakeup(tty);
- DGAP_LOCK(bd->bd_lock, lock_flags);
- DGAP_LOCK(ch->ch_lock, lock_flags2);
+
+ return -ENOIOCTLCMD;
}
- /* pretend we didn't recognize this IOCTL */
+ ch->ch_flags &= ~CH_STOP;
+ head = readw(&(ch->ch_bs->tx_head));
+ dgap_cmdw(ch, FLUSHTX, (u16) head, 0);
+ dgap_cmdw(ch, RESUMETX, 0, 0);
+ if (ch->ch_tun.un_flags & (UN_LOW|UN_EMPTY)) {
+ ch->ch_tun.un_flags &= ~(UN_LOW|UN_EMPTY);
+ wake_up_interruptible(&ch->ch_tun.un_flags_wait);
+ }
+ if (ch->ch_pun.un_flags & (UN_LOW|UN_EMPTY)) {
+ ch->ch_pun.un_flags &= ~(UN_LOW|UN_EMPTY);
+ wake_up_interruptible(&ch->ch_pun.un_flags_wait);
+ }
+ if (waitqueue_active(&tty->write_wait))
+ wake_up_interruptible(&tty->write_wait);
+
+ /* Can't hold any locks when calling tty_wakeup! */
DGAP_UNLOCK(ch->ch_lock, lock_flags2);
DGAP_UNLOCK(bd->bd_lock, lock_flags);
+ tty_wakeup(tty);
+ /* pretend we didn't recognize this IOCTL */
return -ENOIOCTLCMD;
case TCSETSF:
if (ch->ch_flags & CH_RWAIT) {
ch->ch_flags &= ~CH_RWAIT;
- wake_up_interruptible(&ch->ch_tun.un_flags_wait);
+ wake_up_interruptible
+ (&ch->ch_tun.un_flags_wait);
}
}
if (ch->ch_tun.un_tty) {
/* A break has been indicated */
ch->ch_err_break++;
- tty_buffer_request_room(ch->ch_tun.un_tty->port, 1);
- tty_insert_flip_char(ch->ch_tun.un_tty->port, 0, TTY_BREAK);
+ tty_buffer_request_room
+ (ch->ch_tun.un_tty->port, 1);
+ tty_insert_flip_char(ch->ch_tun.un_tty->port,
+ 0, TTY_BREAK);
tty_flip_buffer_push(ch->ch_tun.un_tty->port);
}
}