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>
This commit is contained in:
Heikki Krogerus 2013-01-16 14:08:13 +02:00 • committed by Greg Kroah-Hartman
commit 6f3fe3b102