cyclades: use the full port_close function
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>
diff --git a/drivers/char/cyclades.c b/drivers/char/cyclades.c
index f518e0b..70bd61b 100644
--- a/drivers/char/cyclades.c
+++ b/drivers/char/cyclades.c
@@ -1750,24 +1750,15 @@
} /* 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 @@
/* 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 @@
}
#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 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,
};
/*