Transmit Discovery to check if the peer exists before setup

Check the peer's existence by a Discovery handshake prior to
the setup negotiation.

Also, Fix to retransmit the Discovery Request for an unkonwn
peer.

Change-Id: I14bd69aa5ba7ce4a8d9b10871a2ec7322c535a68
CRs-fixed: 453108, 459257
4 files changed
tree: babe326b1cc8caa43796db8cbd9f763a2dbf4ba3
  1. CORE/
  2. firmware_bin/
  3. riva/
  4. Android.mk
  5. Kbuild
  6. Kconfig