msm_ipa: new structure for tunnel design for uC

1. structures for tunnels according to new HPS.
2. Action to taken per vlan mapped to each pdn.
3. structure for untag pppoe packet over eogre.
4. structure for single tag packet over eogre.
5. structure for double tag + pppoe packet over
   mpls tunnel.
6. new ioctl structure for uC.

Change-Id: I7c7769c42070c91bc595baff662f2430d12b0da7
Signed-off-by: Himansu Nayak <quic_himansu@quicinc.com>