diff options
| author | Brandon McAnsh <brandon.mcansh@gmail.com> | 2017-01-03 08:15:50 -0500 |
|---|---|---|
| committer | c457 <android.c357@gmail.com> | 2017-01-21 11:22:13 -0600 |
| commit | da015a3911e845c4484315b803f4093b9d5c9259 (patch) | |
| tree | ef140a414df450c2740a965f271b128e71c87a98 | |
| parent | 4e6f4891b62a74c695e5eef0169d087646a50077 (diff) | |
amp: Handle voice routing
* Also handle mono left/right vs speaker
Change-Id: I2fcf160bf495246287899bf453b65eaa711bb371
Signed-off-by: Brandon McAnsh <brandon.mcansh@gmail.com>
| -rw-r--r-- | audio_amplifier/audio_amplifier.c | 50 |
1 files changed, 36 insertions, 14 deletions
diff --git a/audio_amplifier/audio_amplifier.c b/audio_amplifier/audio_amplifier.c index feb47a7..fa145ac 100644 --- a/audio_amplifier/audio_amplifier.c +++ b/audio_amplifier/audio_amplifier.c @@ -45,31 +45,53 @@ typedef struct tfa9890_device { static tfa9890_device_t *tfa9890_dev = NULL; -static int is_spkr_needed(uint32_t snd_device) { - int spkr_needed = 0; +enum { + NO_SPEAKER = 0, + MONO_RIGHT, + MONO_LEFT, + STEREO_SPEAKER +}; +static int is_spkr_needed(uint32_t snd_device) { switch (snd_device) { case SND_DEVICE_OUT_SPEAKER: case SND_DEVICE_OUT_VOICE_SPEAKER: - spkr_needed = 1; - break; + return STEREO_SPEAKER; + case SND_DEVICE_OUT_HANDSET: + case SND_DEVICE_OUT_VOICE_HANDSET: + return MONO_RIGHT; + default: + return NO_SPEAKER; } - - return spkr_needed; } static int amp_enable_output_devices(hw_device_t *device, uint32_t devices, bool enable) { tfa9890_device_t *tfa9890 = (tfa9890_device_t*) device; - if (is_spkr_needed(devices)) { - if (enable) { - tfa9890->speaker_needed(1, 1); - tfa9890->speaker_on(); - } else { - tfa9890->speaker_needed(0, 0); - tfa9890->speaker_off(); - } + if (enable) { + switch (is_spkr_needed(devices)) { + case STEREO_SPEAKER: + tfa9890->speaker_needed(1, 1); + tfa9890->speaker_on(); + break; + case MONO_RIGHT: + tfa9890->speaker_needed(0, 1); + tfa9890->speaker_on(); + break; + case MONO_LEFT: + tfa9890->speaker_needed(1, 0); + tfa9890->speaker_on(); + break; + case NO_SPEAKER: + tfa9890->speaker_needed(0, 0); + tfa9890->speaker_off(); + break; + } + } else { + tfa9890->speaker_needed(0, 0); + tfa9890->speaker_off() ; } + return 0; } |