spin_unlock_irqrestore(&epca_lock, flags);
return;
}
- if (ch->count-- > 1) {
+ if (ch->port.count-- > 1) {
/* Begin channel is open more than once */
/*
* Return without doing anything. Someone might still
return;
}
/* Port open only once go ahead with shutdown & reset */
- BUG_ON(ch->count < 0);
+ BUG_ON(ch->port.count < 0);
/*
* Let the rest of the driver know the channel is being closed.
* This becomes important if an open is attempted before close
* is finished.
*/
- ch->asyncflags |= ASYNC_CLOSING;
+ ch->port.flags |= ASYNC_CLOSING;
tty->closing = 1;
spin_unlock_irqrestore(&epca_lock, flags);
- if (ch->asyncflags & ASYNC_INITIALIZED) {
+ if (ch->port.flags & ASYNC_INITIALIZED) {
/* Setup an event to indicate when the
transmit buffer empties */
setup_empty_event(tty, ch);
spin_lock_irqsave(&epca_lock, flags);
tty->closing = 0;
ch->event = 0;
- ch->tty = NULL;
+ ch->port.tty = NULL;
spin_unlock_irqrestore(&epca_lock, flags);
- if (ch->blocked_open) {
+ if (ch->port.blocked_open) {
if (ch->close_delay)
msleep_interruptible(jiffies_to_msecs(ch->close_delay));
- wake_up_interruptible(&ch->open_wait);
+ wake_up_interruptible(&ch->port.open_wait);
}
- ch->asyncflags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_INITIALIZED |
+ ch->port.flags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_INITIALIZED |
ASYNC_CLOSING);
- wake_up_interruptible(&ch->close_wait);
+ wake_up_interruptible(&ch->port.close_wait);
}
}
struct tty_struct *tty;
struct board_chan __iomem *bc;
- if (!(ch->asyncflags & ASYNC_INITIALIZED))
+ if (!(ch->port.flags & ASYNC_INITIALIZED))
return;
spin_lock_irqsave(&epca_lock, flags);
*/
if (bc)
writeb(0, &bc->idata);
- tty = ch->tty;
+ tty = ch->port.tty;
/* If we're a modem control device and HUPCL is on, drop RTS & DTR. */
if (tty->termios->c_cflag & HUPCL) {
* will have to reinitialized. Set a flag to indicate this.
*/
/* Prevent future Digi programmed interrupts from coming active */
- ch->asyncflags &= ~ASYNC_INITIALIZED;
+ ch->port.flags &= ~ASYNC_INITIALIZED;
spin_unlock_irqrestore(&epca_lock, flags);
}
shutdown(ch);
spin_lock_irqsave(&epca_lock, flags);
- ch->tty = NULL;
+ ch->port.tty = NULL;
ch->event = 0;
- ch->count = 0;
- ch->asyncflags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_INITIALIZED);
+ ch->port.count = 0;
+ ch->port.flags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_INITIALIZED);
spin_unlock_irqrestore(&epca_lock, flags);
- wake_up_interruptible(&ch->open_wait);
+ wake_up_interruptible(&ch->port.open_wait);
}
}
unsigned long flags;
if (tty_hung_up_p(filp)) {
- if (ch->asyncflags & ASYNC_HUP_NOTIFY)
+ if (ch->port.flags & ASYNC_HUP_NOTIFY)
retval = -EAGAIN;
else
retval = -ERESTARTSYS;
* If the device is in the middle of being closed, then block until
* it's done, and then try again.
*/
- if (ch->asyncflags & ASYNC_CLOSING) {
- interruptible_sleep_on(&ch->close_wait);
+ if (ch->port.flags & ASYNC_CLOSING) {
+ interruptible_sleep_on(&ch->port.close_wait);
- if (ch->asyncflags & ASYNC_HUP_NOTIFY)
+ if (ch->port.flags & ASYNC_HUP_NOTIFY)
return -EAGAIN;
else
return -ERESTARTSYS;
* If non-blocking mode is set, then make the check up front
* and then exit.
*/
- ch->asyncflags |= ASYNC_NORMAL_ACTIVE;
+ ch->port.flags |= ASYNC_NORMAL_ACTIVE;
return 0;
}
if (tty->termios->c_cflag & CLOCAL)
/* Block waiting for the carrier detect and the line to become free */
retval = 0;
- add_wait_queue(&ch->open_wait, &wait);
+ add_wait_queue(&ch->port.open_wait, &wait);
spin_lock_irqsave(&epca_lock, flags);
/* We dec count so that pc_close will know when to free things */
if (!tty_hung_up_p(filp))
- ch->count--;
- ch->blocked_open++;
+ ch->port.count--;
+ ch->port.blocked_open++;
while (1) {
set_current_state(TASK_INTERRUPTIBLE);
if (tty_hung_up_p(filp) ||
- !(ch->asyncflags & ASYNC_INITIALIZED)) {
- if (ch->asyncflags & ASYNC_HUP_NOTIFY)
+ !(ch->port.flags & ASYNC_INITIALIZED)) {
+ if (ch->port.flags & ASYNC_HUP_NOTIFY)
retval = -EAGAIN;
else
retval = -ERESTARTSYS;
break;
}
- if (!(ch->asyncflags & ASYNC_CLOSING) &&
+ if (!(ch->port.flags & ASYNC_CLOSING) &&
(do_clocal || (ch->imodem & ch->dcd)))
break;
if (signal_pending(current)) {
}
__set_current_state(TASK_RUNNING);
- remove_wait_queue(&ch->open_wait, &wait);
+ remove_wait_queue(&ch->port.open_wait, &wait);
if (!tty_hung_up_p(filp))
- ch->count++;
- ch->blocked_open--;
+ ch->port.count++;
+ ch->port.blocked_open--;
spin_unlock_irqrestore(&epca_lock, flags);
if (retval)
return retval;
- ch->asyncflags |= ASYNC_NORMAL_ACTIVE;
+ ch->port.flags |= ASYNC_NORMAL_ACTIVE;
return 0;
}
* necessary because we do not wish to flush and shutdown the channel
* until the last app holding the channel open, closes it.
*/
- ch->count++;
+ ch->port.count++;
/*
* Set a kernel structures pointer to our local channel structure. This
* way we can get to it when passed only a tty struct.
writew(head, &bc->rout);
/* Set the channels associated tty structure */
- ch->tty = tty;
+ ch->port.tty = tty;
/*
* The below routine generally sets up parity, baud, flow control
* issues, etc.... It effect both control flags and input flags.
*/
epcaparam(tty, ch);
- ch->asyncflags |= ASYNC_INITIALIZED;
+ ch->port.flags |= ASYNC_INITIALIZED;
memoff(ch);
spin_unlock_irqrestore(&epca_lock, flags);
* waiting for the line...
*/
spin_lock_irqsave(&epca_lock, flags);
- ch->tty = tty;
+ ch->port.tty = tty;
globalwinon(ch);
/* Enable Digi Data events */
writeb(1, &bc->idata);
}
ch = card_ptr[crd];
for (count = 0; count < bd->numports; count++, ch++) {
- if (ch && ch->tty)
- tty_hangup(ch->tty);
+ if (ch && ch->port.tty)
+ tty_hangup(ch->port.tty);
}
}
pci_unregister_driver(&epca_driver);
ch->boardnum = crd;
ch->channelnum = i;
ch->magic = EPCA_MAGIC;
- ch->tty = NULL;
+ ch->port.tty = NULL;
if (shrinkmem) {
fepcmd(ch, SETBUFFER, 32, 0, 0, 0);
ch->fepstopca = 0;
ch->close_delay = 50;
- ch->count = 0;
- ch->blocked_open = 0;
- init_waitqueue_head(&ch->open_wait);
- init_waitqueue_head(&ch->close_wait);
+ ch->port.count = 0;
+ ch->port.blocked_open = 0;
+ init_waitqueue_head(&ch->port.open_wait);
+ init_waitqueue_head(&ch->port.close_wait);
spin_unlock_irqrestore(&epca_lock, flags);
}
if (event & MODEMCHG_IND) {
/* A modem signal change has been indicated */
ch->imodem = mstat;
- if (ch->asyncflags & ASYNC_CHECK_CD) {
+ if (ch->port.flags & ASYNC_CHECK_CD) {
/* We are now receiving dcd */
if (mstat & ch->dcd)
- wake_up_interruptible(&ch->open_wait);
+ wake_up_interruptible(&ch->port.open_wait);
else /* No dcd; hangup */
pc_sched_event(ch, EPCA_EVENT_HANGUP);
}
}
- tty = ch->tty;
+ tty = ch->port.tty;
if (tty) {
if (event & BREAK_IND) {
/* A break has been indicated */
* that the driver will wait on carrier detect.
*/
if (ts->c_cflag & CLOCAL)
- ch->asyncflags &= ~ASYNC_CHECK_CD;
+ ch->port.flags &= ~ASYNC_CHECK_CD;
else
- ch->asyncflags |= ASYNC_CHECK_CD;
+ ch->port.flags |= ASYNC_CHECK_CD;
mval = ch->m_dtr | ch->m_rts;
} /* End CBAUD not detected */
iflag = termios2digi_i(ch, ts->c_iflag);
globalwinon(ch);
if (ch->statusflags & RXSTOPPED)
return;
- tty = ch->tty;
+ tty = ch->port.tty;
if (tty)
ts = tty->termios;
bc = ch->brdchan;
globalwinon(ch);
writew(tail, &bc->rout);
/* Must be called with global data */
- tty_schedule_flip(ch->tty);
+ tty_schedule_flip(ch->port.tty);
}
static int info_ioctl(struct tty_struct *tty, struct file *file,
tty_wait_until_sent(tty, 0);
} else {
/* ldisc lock already held in ioctl */
- if (tty->ldisc.flush_buffer)
- tty->ldisc.flush_buffer(tty);
+ if (tty->ldisc.ops->flush_buffer)
+ tty->ldisc.ops->flush_buffer(tty);
}
unlock_kernel();
/* Fall Thru */
if (!(old_termios->c_cflag & CLOCAL) &&
(tty->termios->c_cflag & CLOCAL))
- wake_up_interruptible(&ch->open_wait);
+ wake_up_interruptible(&ch->port.open_wait);
} /* End if channel valid */
}
struct channel *ch = container_of(work, struct channel, tqueue);
/* Called in response to a modem change event */
if (ch && ch->magic == EPCA_MAGIC) {
- struct tty_struct *tty = ch->tty;
+ struct tty_struct *tty = ch->port.tty;
if (tty && tty->driver_data) {
if (test_and_clear_bit(EPCA_EVENT_HANGUP, &ch->event)) {
tty_hangup(tty);
- wake_up_interruptible(&ch->open_wait);
- ch->asyncflags &= ~ASYNC_NORMAL_ACTIVE;
+ wake_up_interruptible(&ch->port.open_wait);
+ ch->port.flags &= ~ASYNC_NORMAL_ACTIVE;
}
}
}