On Thu, 25 Aug 2016, at 06:06 PM, James Bottomley wrote: > On Thu, 2016-08-25 at 16:35 +0530, Arun Raghavan wrote: > > On Thu, 25 Aug 2016, at 03:10 PM, Anand Nekkunti wrote: > > > Hi > > > I am working audio over Bluetooth . I am able to pair and > > > connect > > > with > > > all speakers(a2dp and HSD ). > > > but audio coming only speakers which supports a2dp protocol . I am > > > not > > > able to understand why speakers which has HSD protocol not > > > working(no > > > error > > > in pulseaudio log) . Do I need configure anything for this or is > > > there > > > any > > > way forcefully set protocol as a2dp > > > > > > Board :ARM imx6 > > > pulseaudio : 6.0 > > > Bluez :5 > > > > > > Working Speaker : > > > > > > index: 2 > > > name: <bluez_sink.00_9E_C8_11_69_42> > > > driver: <module-bluez5-device.c> > > > flags: HARDWARE DECIBEL_VOLUME LATENCY > > > state: IDLE > > > suspend cause: > > > priority: 9030 > > > volume: front-left: 65536 / 100% / 0.00 dB, front-right: 65536 / > > > 100% / > > > 0.00 dB > > > balance 0.00 > > > base volume: 65536 / 100% / 0.00 dB > > > volume steps: 65537 > > > muted: no > > > current latency: 28.67 ms > > > max request: 3 KiB > > > max rewind: 0 KiB > > > monitor source: 4 > > > sample spec: s16le 2ch 44100Hz > > > channel map: front-left,front-right > > > Stereo > > > used by: 0 > > > linked by: 0 > > > fixed latency: 42.41 ms > > > card: 2 <bluez_card.00_9E_C8_11_69_42> > > > module: 21 > > > properties: > > > bluetooth.protocol = "a2dp_sink" > > > device.description = "Mi Bluetooth Speaker" > > > device.string = "00:9E:C8:11:69:42" > > > device.api = "bluez" > > > device.class = "sound" > > > device.bus = "bluetooth" > > > device.form_factor = "portable" > > > bluez.path = "/org/bluez/hci0/dev_00_9E_C8_11_69_42" > > > bluez.class = "0x24041c" > > > bluez.alias = "Mi Bluetooth Speaker " > > > device.icon_name = "multimedia-player-bluetooth" > > > ports: > > > portable-output: Portable (priority 0, latency offset 0 usec, > > > available: > > > yes) > > > properties: > > > active port: <portable-output> > > > > > > > > > > > > Not Working Speaker: > > > index: 2 > > > name: <bluez_sink.00_0C_8A_67_14_4E> > > > driver: <module-bluez5-device.c> > > > flags: HARDWARE HW_VOLUME_CTRL LATENCY > > > state: RUNNING > > > suspend cause: > > > priority: 9030 > > > volume: mono: 43691 / 67% > > > balance 0.00 > > > base volume: 65536 / 100% > > > volume steps: 16 > > > muted: no > > > current latency: 31.00 ms > > > max request: 0 KiB > > > max rewind: 0 KiB > > > monitor source: 4 > > > sample spec: s16le 1ch 8000Hz > > > channel map: mono > > > Mono > > > used by: 1 > > > linked by: 1 > > > fixed latency: 128.00 ms > > > card: 2 <bluez_card.00_0C_8A_67_14_4E> > > > module: 21 > > > properties: > > > bluetooth.protocol = "headset_head_unit" > > > device.intended_roles = "phone" > > > device.description = "Bose AE2w 01.01.00" > > > device.string = "00:0C:8A:67:14:4E" > > > device.api = "bluez" > > > device.class = "sound" > > > device.bus = "bluetooth" > > > device.form_factor = "headset" > > > bluez.path = "/org/bluez/hci0/dev_00_0C_8A_67_14_4E" > > > bluez.class = "0x240404" > > > bluez.alias = "Bose AE2w 01.01.00" > > > device.icon_name = "audio-headset-bluetooth" > > > ports: > > > headset-output: Headset (priority 0, latency offset 0 usec, > > > available: > > > unknown) > > > properties: > > > active port: <headset-output> > > > > Are you using the native backend (HSP) or oFono (HFP) here? Might > > help to look at system logs, or get verbose output from PulseAudio > > and BlueZ. > > There seems to be a misunderstanding here (I just went around the block > with Marcel on it). The fact is that the backend-ofono can only talk > to a phone, where it emulates HFP, it can't talk to an actual headset. > Meaning that if you have a headset trying to talk to your computer, > you are ipso facto using the native backend. > > The confusion seems to be because at one time there were patches to > backend-ofono to talk to headsets, but they depended on non-upstream > bluez parts and they were never merged. Right, now I recall talking about this way back with Luiz. I guess your work on HFP support in backend-native supersedes that work anyway. Cheers, Arun
