From 6f3fe3b1027bf50c0a0859e5c9ee93b174b95543 Mon Sep 17 00:00:00 2001
From: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Date: Wed, 16 Jan 2013 14:08:13 +0200
Subject: [PATCH] serial: 8250_dma: Switch to using tty_port

The tty buffer functions are converted to using tty_port
structure instead of struct tty, so we must do the same.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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