msm: smd_tty: Initialize the tty_port structure
msm: smd_tty: Initialize the tty_port structure

There has been an update to the Linux TTY Framework to centralize
common code which is repeated over and over using tty_port helpers.
A warning message has been added to the kernel in order for the
individual tty drivers to adapt to this update.

Update smd_tty driver to adapt to the updated Linux TTY Framework.

CRs-Fixed: 446129
Change-Id: Id65556238c13154e40241b2a4c485eb88fbf19ae
Signed-off-by: Karthikeyan Ramasubramanian <5f7313966b13e2a933e6857bda169ba157fc04ea@codeaurora.org>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas