legacy/alsa_sound: Return bytes written to HAL for tunnel playback.

- Return bytes written to HAL on successful pcm_write for tunnel and
lpa playback. Return error value returned by pcm write in other
condition.

Change-Id: I554df079e56fcbc8f24e5f50f4c7469ad3c2a686
1 file changed
tree: 9f0779c669ebd669327694a61bb49c2dc4d90e2a
  1. alsa_sound/
  2. audiod/
  3. libalsa-intf/
  4. mm-audio/
  5. msm7x30/
  6. msm8660/
  7. Android.mk