wcnss: new SMD control channel with WCNSS
wcnss: new SMD control channel with WCNSS

A new SMD control channel is opened with WCNSS, currently only the
version information is exchanged thru this channel. WCNSS version is
exposed thru /sys interface.

Change-Id: I45638bdd992846fa6087b6131180684d30805002
Signed-off-by: Sameer Thalappil <c659e66f9871dd0e4acb55a53b8359181b88d0da@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