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cyclades: use the full port_close function

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Convert cyclades to use the full tty_port_close helper

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Alan Cox 2009-09-19 13:13:22 -07:00 committed by Live-CD User
parent 6ff1ab28a2
commit e936ffd5cb
1 changed files with 17 additions and 19 deletions
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36
drivers/char/cyclades.c
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@ -1750,24 +1750,15 @@ static void cy_flush_buffer(struct tty_struct *tty)
} /* cy_flush_buffer */
/*
* This routine is called when a particular tty device is closed.
*/
static void cy_close(struct tty_struct *tty, struct file *filp)
static void cy_do_close(struct tty_port *port)
{
struct cyclades_port *info = tty->driver_data;
struct cyclades_port *info = container_of(port, struct cyclades_port,
port);
struct cyclades_card *card;
unsigned long flags;
int channel;
if (!info || serial_paranoia_check(info, tty->name, "cy_close"))
return;
card = info->card;
if (!tty_port_close_start(&info->port, tty, filp))
return;
channel = info->line - card->first_line;
spin_lock_irqsave(&card->card_lock, flags);
@ -1779,7 +1770,7 @@ static void cy_close(struct tty_struct *tty, struct file *filp)
/* Waiting for on-board buffers to be empty before
closing the port */
spin_unlock_irqrestore(&card->card_lock, flags);
cy_wait_until_sent(tty, info->timeout);
cy_wait_until_sent(port->tty, info->timeout);
spin_lock_irqsave(&card->card_lock, flags);
}
} else {
@ -1801,14 +1792,19 @@ static void cy_close(struct tty_struct *tty, struct file *filp)
}
#endif
}
spin_unlock_irqrestore(&card->card_lock, flags);
cy_shutdown(info, tty);
cy_flush_buffer(tty);
cy_shutdown(info, port->tty);
}
tty_port_tty_set(&info->port, NULL);
tty_port_close_end(&info->port, tty);
/*
* This routine is called when a particular tty device is closed.
*/
static void cy_close(struct tty_struct *tty, struct file *filp)
{
struct cyclades_port *info = tty->driver_data;
if (!info || serial_paranoia_check(info, tty->name, "cy_close"))
return;
tty_port_close(&info->port, tty, filp);
} /* cy_close */
/* This routine gets called when tty_write has put something into
@ -3113,11 +3109,13 @@ static void cyz_dtr_rts(struct tty_port *port, int raise)
static const struct tty_port_operations cyy_port_ops = {
.carrier_raised = cyy_carrier_raised,
.dtr_rts = cyy_dtr_rts,
.shutdown = cy_do_close,
};
static const struct tty_port_operations cyz_port_ops = {
.carrier_raised = cyz_carrier_raised,
.dtr_rts = cyz_dtr_rts,
.shutdown = cy_do_close,
};
/*