msm: ipa3: Added support for ipa 4.2 needed for SM6150

Add new registers and update old registers along with
tables/functions associated with those register to support
ipa 4.2 that is present in SM6150.

Change-Id: I17ae10aa8fe45b774b16b731334c8d3fe13a89e5
Acked-by: Ashok Vuyyuru <avuyyuru@qti.qualcomm.com>
Signed-off-by: Mohammed Javid <mjavid@codeaurora.org>