> > The analog-output path should be used only when more specific outputs > don't exist, so usually it should be suppressed, and currently that > doesn't happen. One practical problem caused by that is that the > analog-output port may get chosen during boot if headphones are > plugged in, because analog-output has higher priority than headphones > and the speaker port is unavailable[1]. That particular problem could > maybe be fixed by decreasing the analog-output priority, or by > tweaking module-switch-on-port-available, but this time I decided to > fix the problem of analog-output appearing when it's redundant. > > [1] https://bugs.freedesktop.org/show_bug.cgi?id=74609 > > Tanu Kaskinen (2): > alsa-mixer: Fix path subset detection > alsa-mixer: Ignore some elements in the analog-output path > > src/modules/alsa/alsa-mixer.c | 26 +++++++++---------- > src/modules/alsa/mixer/paths/analog-output.conf | 34 ------------------------- > 2 files changed, 13 insertions(+), 47 deletions(-) > > -- It seem that pulseaudio assume headphone playback volume always exist but it seem that some hda codec only have one volume control https://launchpadlibrarian.net/178486556/AlsaInfo.txt Codec: Cirrus Logic CS4213 Address: 0 AFG Function Id: 0x1 (unsol 1) Vendor Id: 0x10134213 Subsystem Id: 0x10280558 Revision Id: 0x100100 Node 0x02 [Audio Output] wcaps 0xb041d: Stereo Amp-Out Control: name="PCM Playback Volume", index=0, device=0 ControlAmp: chs=3, dir=Out, idx=0, ofs=0 Control: name="PCM Playback Switch", index=0, device=0 ControlAmp: chs=3, dir=Out, idx=0, ofs=0 Device: name="CS4213 Analog", type="Audio", device=0 Amp-Out caps: ofs=0x73, nsteps=0x7f, stepsize=0x01, mute=1 Amp-Out vals: [0x48 0x48] Converter: stream=8, channel=0 PCM: rates [0x560]: 44100 48000 96000 192000 bits [0xe]: 16 20 24 formats [0x1]: PCM Power states: D0 D3 EPSS Power: setting=D0, actual=D0 Delay: 11 samples Node 0x04 [Pin Complex] wcaps 0x410581: Stereo Control: name="Headphone Jack", index=0, device=0 Pincap 0x0000001c: OUT HP Detect Pin Default 0x0321101f: [Jack] HP Out at Ext Left Conn = 1/8, Color = Black DefAssociation = 0x1, Sequence = 0xf Pin-ctls: 0xc0: OUT HP Unsolicited: tag=01, enabled=1 Power states: D0 D3 EPSS Power: setting=D0, actual=D0 Delay: 1 samples Connection: 1 0x02 Node 0x05 [Pin Complex] wcaps 0x420581: Stereo Control: name="Speaker Phantom Jack", index=0, device=0 Pincap 0x00000050: OUT Balanced Pin Default 0x90170010: [Fixed] Speaker at Int N/A Conn = Analog, Color = Unknown DefAssociation = 0x1, Sequence = 0x0 Pin-ctls: 0x00: Unsolicited: tag=00, enabled=0 Power states: D0 D3 EPSS Power: setting=D0, actual=D0 Delay: 2 samples Connection: 1 0x02 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.freedesktop.org/archives/pulseaudio-discuss/attachments/20140818/f2ec3af4/attachment.html>
