Simplify range check for audio_mode_t

AudioSystem::setMode previously allowed negative modes, but these were
then rejected by AudioFlinger.

Now negative modes (including AUDIO_MODE_INVALID and AUDIO_MODE_CURRENT)
are explicitly disallowed.

Change-Id: I0bac8fea737c8eb1f5b6afbb893e48739f88d745
3 files changed
tree: ac544b75a8964ac7759355fd0659d246070bcc57
  1. camera/
  2. cmds/
  3. drm/
  4. include/
  5. media/
  6. services/