mSuspend comments and usage

Emphasize that playbackthread::mSuspend is a counter, not a bool

Change-Id: I7188e56814e1c54dbc65e560f3627f138257d644
2 files changed
tree: 10f603fdaeb746bdb00bc43e567751109783db0a
  1. camera/
  2. cmds/
  3. drm/
  4. include/
  5. media/
  6. services/