https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/?id=5660ffd06935e564404412997a703279e325fa64
driver seem mute speaker using gpio
there are no headphone or speaker playback switch or volume controls
you must provide pulseaudio log to show how pulseaudio determine the
audio path since there are only one pcm playback volume and switch
ode 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
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Packages, which is subscribed to alsa-driver in Ubuntu.
https://bugs.launchpad.net/bugs/1334110
Title:
[Vostro 2520, Cirrus Logic CS4213, Speaker, Internal] Playback problem
Status in “alsa-driver” package in Ubuntu:
Incomplete
Bug description:
Audio Sound System working fine but with very slow audio sound.
ProblemType: Bug
DistroRelease: Ubuntu 13.10
Package: alsa-base 1.0.25+dfsg-0ubuntu4
ProcVersionSignature: Ubuntu 3.11.0-23.40-generic 3.11.10.10
Uname: Linux 3.11.0-23-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.12.5-0ubuntu2.2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: abhi 2622 F.... pulseaudio
/dev/snd/pcmC0D0p: abhi 2622 F...m pulseaudio
Date: Wed Jun 25 11:22:10 2014
DistributionChannelDescriptor:
# This is a distribution channel descriptor
# For more information see
http://wiki.ubuntu.com/DistributionChannelDescriptor
canonical-oem-somerville-precise-amd64-20120703-2
InstallationDate: Installed on 2013-12-15 (192 days ago)
InstallationMedia: Ubuntu 12.04 "Precise" - Build amd64 LIVE Binary
20120703-15:08
MarkForUpload: True
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH successful
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_Jack: Speaker, Internal
Symptom_PulsePlaybackTest: PulseAudio playback test successful
Symptom_Type: None of the above
Title: [Vostro 2520, Cirrus Logic CS4213, Speaker, Internal] Playback problem
UpgradeStatus: Upgraded to saucy on 2014-03-01 (115 days ago)
dmi.bios.date: 09/09/2013
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A09
dmi.board.name: 0V1NDP
dmi.board.vendor: Dell Inc.
dmi.board.version: A09
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: Not Specified
dmi.modalias:
dmi:bvnDellInc.:bvrA09:bd09/09/2013:svnDellInc.:pnVostro2520:pvrNotSpecified:rvnDellInc.:rn0V1NDP:rvrA09:cvnDellInc.:ct8:cvrNotSpecified:
dmi.product.name: Vostro 2520
dmi.product.version: Not Specified
dmi.sys.vendor: Dell Inc.
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