msm: veth_ipa: changes for fastmap

Fix for enabling fastmap in IPA

Change-Id: Ib3a30579e948adad93f3170a658b994ca44991e0
Acked-by: Kaushik P E <kpe@qti.qualcomm.com>
Signed-off-by: Akshay Pandit <pandit@codeaurora.org>