Add path from osif to target_if of sending multiple COEX config, and
whether send with new multiple COEX WMI CMD depends on WMI capability.
Optimize function hdd_send_coex_config_params() which has multiple
COEX config sending to target, use new multiple COEX config path.
Keep original legacy COEX function which is not included under
FEATURE_COEX.
Change-Id: Ibb2add908466915ad17204cb4a31a38d56446615
CRs-Fixed: 3651235
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
