tinyalsa fails to retrieve the correct value for the period count
from the f_audio_source driver and tries to use zero instead.
This wasn't a problem before because the usb audio HAL used hard coded values
that were compatible with the driver.
Bug: 16799652
Change-Id: I6f5b907a0699c58b071e9f419ed8e053a7d9dc77
Refactoring alsa device attributes to alsa_device_profile.h/.c
Refactoring alsa device state to alsa_device_proxy.h/.c
Refactoring format functions into format.h/.c
Refactoring logging functions into logging.h/.c
Sundry (and extensive) code cleanup
Reworked locking on out_write() and in_read() to allow
simultaneous input/output
Bug: 15986827, 15856702, 12833166
Change-Id: I82c8d0ef252b2f95ee23f263dc175f4c883bfd64
