Public bug reported:
I have upgraded from ubuntu 15.04 to 15.10. After this the sound from
the subwoofer is very low. I tested with another machine which is a
15.04 to check if my subwoofer was busted and found that the sound comes
out fine.
In the present machine I have a snd-hda-intel.
lspci -vv output
00:1b.0 Audio device: Intel Corporation 82801JI (ICH10 Family) HD Audio
Controller
Subsystem: Dell Device 02ac
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 32 bytes
Interrupt: pin A routed to IRQ 29
Region 0: Memory at fe9f4000 (64-bit, non-prefetchable) [size=16K]
Capabilities: [50] Power Management version 2
Flags: PMEClk- DSI- D1- D2- AuxCurrent=55mA
PME(D0+,D1-,D2-,D3hot+,D3cold+)
Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+
Address: 00000000fee0f00c Data: 41d2
Capabilities: [70] Express (v1) Root Complex Integrated Endpoint, MSI 00
DevCap: MaxPayload 128 bytes, PhantFunc 0
ExtTag- RBE-
DevCtl: Report errors: Correctable- Non-Fatal- Fatal-
Unsupported-
RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop+
MaxPayload 128 bytes, MaxReadReq 128 bytes
DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+
TransPend-
Capabilities: [100 v1] Virtual Channel
Caps: LPEVC=0 RefClk=100ns PATEntryBits=1
Arb: Fixed- WRR32- WRR64- WRR128-
Ctrl: ArbSelect=Fixed
Status: InProgress-
VC0: Caps: PATOffset=00 MaxTimeSlots=1 RejSnoopTrans-
Arb: Fixed- WRR32- WRR64- WRR128- TWRR128- WRR256-
Ctrl: Enable+ ID=0 ArbSelect=Fixed TC/VC=01
Status: NegoPending- InProgress-
VC1: Caps: PATOffset=00 MaxTimeSlots=1 RejSnoopTrans-
Arb: Fixed- WRR32- WRR64- WRR128- TWRR128- WRR256-
Ctrl: Enable+ ID=1 ArbSelect=Fixed TC/VC=80
Status: NegoPending- InProgress-
Capabilities: [130 v1] Root Complex Link
Desc: PortNumber=0f ComponentID=00 EltType=Config
Link0: Desc: TargetPort=00 TargetComponent=00 AssocRCRB-
LinkType=MemMapped LinkValid+
Addr: 00000000fed1c000
Kernel driver in use: snd_hda_intel
lsb_release -a output
LSB Version:
core-2.0-amd64:core-2.0-noarch:core-3.0-amd64:core-3.0-noarch:core-3.1-amd64:core-3.1-noarch:core-3.2-amd64:core-3.2-noarch:core-4.0-amd64:core-4.0-noarch:core-4.1-amd64:core-4.1-noarch:cxx-3.0-amd64:cxx-3.0-noarch:cxx-3.1-amd64:cxx-3.1-noarch:cxx-3.2-amd64:cxx-3.2-noarch:cxx-4.0-amd64:cxx-4.0-noarch:cxx-4.1-amd64:cxx-4.1-noarch:desktop-3.1-amd64:desktop-3.1-noarch:desktop-3.2-amd64:desktop-3.2-noarch:desktop-4.0-amd64:desktop-4.0-noarch:desktop-4.1-amd64:desktop-4.1-noarch:graphics-2.0-amd64:graphics-2.0-noarch:graphics-3.0-amd64:graphics-3.0-noarch:graphics-3.1-amd64:graphics-3.1-noarch:graphics-3.2-amd64:graphics-3.2-noarch:graphics-4.0-amd64:graphics-4.0-noarch:graphics-4.1-amd64:graphics-4.1-noarch:languages-3.2-amd64:languages-3.2-noarch:languages-4.0-amd64:languages-4.0-noarch:languages-4.1-amd64:languages-4.1-noarch:multimedia-3.2-amd64:multimedia-3.2-noarch:multimedia-4.0-amd64:multimedia-4.0-noarch:multimedia-4.1-amd64:multimedia-4.1-noarch:printing-3.2-amd64:printing-3.2-noarch:printing-4.0-amd64:printing-4.0-noarch:printing-4.1-amd64:printing-4.1-noarch:qt4-3.1-amd64:qt4-3.1-noarch:security-4.0-amd64:security-4.0-noarch:security-4.1-amd64:security-4.1-noarch
Distributor ID: Ubuntu
Description: Ubuntu 15.10
Release: 15.10
Codename: wily
dmesg output :
[ 31.491531] dcdbas dcdbas: Dell Systems Management Base Driver (version
5.6.0-3.2)
[ 31.530015] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC888:
line_outs=4 (0x14/0x15/0x16/0x17/0x0) type:line
[ 31.530021] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0
(0x0/0x0/0x0/0x0/0x0)
[ 31.530024] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1
(0x1b/0x0/0x0/0x0/0x0)
[ 31.530026] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0
[ 31.530028] snd_hda_codec_realtek hdaudioC0D0: dig-out=0x11/0x1e
[ 31.530030] snd_hda_codec_realtek hdaudioC0D0: inputs:
[ 31.530034] snd_hda_codec_realtek hdaudioC0D0: Front Mic=0x19
[ 31.530037] snd_hda_codec_realtek hdaudioC0D0: Rear Mic=0x18
[ 31.530039] snd_hda_codec_realtek hdaudioC0D0: Line=0x1a
[ 31.544876] input: HDA Intel Front Mic as
/devices/pci0000:00/0000:00:1b.0/sound/card0/input8
[ 31.544987] input: HDA Intel Rear Mic as
/devices/pci0000:00/0000:00:1b.0/sound/card0/input9
[ 31.545100] input: HDA Intel Line as
/devices/pci0000:00/0000:00:1b.0/sound/card0/input10
[ 31.545209] input: HDA Intel Line Out Front as
/devices/pci0000:00/0000:00:1b.0/sound/card0/input11
[ 31.545326] input: HDA Intel Line Out Surround as
/devices/pci0000:00/0000:00:1b.0/sound/card0/input12
[ 31.545459] input: HDA Intel Line Out CLFE as
/devices/pci0000:00/0000:00:1b.0/sound/card0/input13
[ 31.545592] input: HDA Intel Line Out Side as
/devices/pci0000:00/0000:00:1b.0/sound/card0/input14
[ 31.545689] input: HDA Intel Front Headphone as
/devices/pci0000:00/0000:00:1b.0/sound/card0/input15
[ 31.554769] gpio_ich: GPIO from 451 to 511 on gpio_ich
alsa.conf file
options snd-hda-intel model=6stack-dig probe_mask=1
Please let me know if you need any other data.
Thanks.
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1509470
Title:
Sound very low in subwoofer.
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