FM: add synchronization fix across hal init and hal close

 -add synchronization fix across hal init and hal close.
 -add timeout of 3 sec for FM hci initialize and close to complete.
 -killing the FM process when FM hci initialize and close not completed
  within 3 sec.

CRs-Fixed: 2424464
Change-Id: I5bdf026ccba7401ede7285967a9bf3aa642798ac
3 files changed
tree: 858e51220f8969dc14c663b1f12ecb5075d7ee50
  1. fm_hci/
  2. fmapp2/
  3. helium/
  4. jni/
  5. qcom/
  6. Android.bp
  7. Android.mk