tree 058a68847925e07454aba4668e216b380d25124b
parent ec34017dacf19781fb006fcf7e8b5b1bc5dbac83
author En-Shuo Hsu <enshuo@google.com> 1645832832 +0000
committer En-Shuo Hsu <enshuo@google.com> 1646678724 -0800

floss: Add Enhanced Call Status support

Enhanced Call Status is mandatory for HFP. Add it to the build flag.
Also add codes to follow ChromeOS's existing behavior to send out
commands setting the call status and speaker volume for HFP.

Tag: #floss
Bug: 213408429
Test: Build, flush and verify the commands on btmon
BYPASS_LONG_LINES_REASON: Bluetooth likes 120 char lines

Change-Id: I05acf735d6a7fc170a74fa2bde545090893fb4f7