Current code has wlan_coex_public_structs.h in qcacld, when it should
be in qcacmn due to convergence of the COEX feature.
Fix this by moving the header file to qcacmn.
Change-Id: Id45c85e0ff492d149cac71c8c0ca5443b879ef15
CRs-Fixed: 3289250
Previously when chains of BT and WLAN 2.4 GHz are separated,
hybrid mode will be used for BTC. Now adding fixed FDD mode
to fulfill different BTC scenarios.
Change-Id: I3a4d6919319f0f66e6b816566f24f4ac11b2c669
CRs-Fixed: 3244045
Add infra to support Dedicated Bluetooth Antenna Mode (DBAM)
feature. It is used to switch between dedicated antenna for
BT and shared antenna for WLAN and BT.
Change-Id: I20b08a2fd446da4e3c17813aa64e368750286114
CRs-Fixed: 3239896