[alsa-devel] Fwd: Low volume with Realtek ALC 883.
prasannatsmkumar
prasannatsmkumar at gmail.com
Thu Dec 20 18:49:15 CET 2012
On Thu, Dec 20, 2012 at 11:07 PM, prasannatsmkumar
<prasannatsmkumar at gmail.com> wrote:
> Hi ALSA people,
>
> I am having a Realtek ALC 883 chip. The sound volume is very low
> compared to what I hear in windows - I maintain same speaker volume
> and play same audio. If I keep the volume as 10% in windows I have to
> keep a volume of at least 25+% in Linux. Is there any way to improve
> it? I have been seeing such a situation for past 4 or 5 years (from
> Fedora 9 period till today). I have tried several distributions
> (Fedora, Vector Linux, PC Linux OS, Ubuntu, Mint) and all have the
> same behaviour. Currently I am running Ubuntu 11.10 with 3.5 kernel.
>
> $cat /proc/asound/version
> Advanced Linux Sound Architecture Driver Version 1.0.25.
>
> Should I file a bug? If so in which component (kernel or pulseaudio)?
>
> Thanks in advance,
> PrasannaKumar
Resending this as this mail was bounced by alsa devel list.
Please feel free to ask for information necessary to solve this issue.
I have copied output of some commands that may be useful for
understanding or digging this issue.
dmesg | grep hda output:
[ 30.648663] snd_hda_intel 0000:00:1b.0: >irq 43 for MSI/MSI-X
[ 30.716741] hda_codec: ALC883: SKU not ready 0x411111f0
lspci -vvv output (only info related audio device is in mail all
others are stripped):
00:1b.0 Audio device: Intel Corporation N10/ICH 7 Family High
Definition Audio Controller (rev 01)
Subsystem: Intel Corporation Device d605
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: 64 bytes
Interrupt: pin A routed to IRQ 43
Region 0: Memory at 501c0000 (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: 00000000fee0300c Data: 4189
Capabilities: [70] Express (v1) Root Complex Integrated Endpoint, MSI 00
DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us
ExtTag- RBE- FLReset-
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-
LnkCap: Port #0, Speed unknown, Width x0, ASPM unknown,
Latency L0 <64ns, L1 <1us
ClockPM- Surprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed unknown, Width x0, TrErr- Train- SlotClk-
DLActive- BWMgmt- ABWMgmt-
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=02 EltType=Config
Link0: Desc: TargetPort=00 TargetComponent=02 AssocRCRB-
LinkType=MemMapped LinkValid+
Addr: 00000000fed1c000
Kernel driver in use: snd_hda_intel
Kernel modules: snd-hda-intel
amixer output:
Simple mixer control 'Master',0
Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
Playback channels: Mono
Limits: Playback 0 - 31
Mono: Playback 13 [42%] [-27.00dB] [on]
Simple mixer control 'Headphone',0
Capabilities: pvolume pswitch penum
Playback channels: Front Left - Front Right
Limits: Playback 0 - 31
Mono:
Front Left: Playback 31 [100%] [0.00dB] [on]
Front Right: Playback 31 [100%] [0.00dB] [on]
Simple mixer control 'PCM',0
Capabilities: pvolume penum
Playback channels: Front Left - Front Right
Limits: Playback 0 - 255
Mono:
Front Left: Playback 255 [100%] [0.00dB]
Front Right: Playback 255 [100%] [0.00dB]
Simple mixer control 'Front',0
Capabilities: pvolume pswitch penum
Playback channels: Front Left - Front Right
Limits: Playback 0 - 31
Mono:
Front Left: Playback 31 [100%] [0.00dB] [on]
Front Right: Playback 31 [100%] [0.00dB] [on]
Simple mixer control 'Front Mic',0
Capabilities: pvolume pswitch penum
Playback channels: Front Left - Front Right
Limits: Playback 0 - 31
Mono:
Front Left: Playback 31 [100%] [12.00dB] [off]
Front Right: Playback 31 [100%] [12.00dB] [off]
Simple mixer control 'Front Mic Boost',0
Capabilities: volume penum
Playback channels: Front Left - Front Right
Capture channels: Front Left - Front Right
Limits: 0 - 3
Front Left: 3 [100%] [30.00dB]
Front Right: 3 [100%] [30.00dB]
Simple mixer control 'Surround',0
Capabilities: pvolume pswitch penum
Playback channels: Front Left - Front Right
Limits: Playback 0 - 31
Mono:
Front Left: Playback 31 [100%] [0.00dB] [on]
Front Right: Playback 31 [100%] [0.00dB] [on]
Simple mixer control 'Center',0
Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
Playback channels: Mono
Limits: Playback 0 - 31
Mono: Playback 31 [100%] [0.00dB] [on]
Simple mixer control 'LFE',0
Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
Playback channels: Mono
Limits: Playback 0 - 31
Mono: Playback 31 [100%] [0.00dB] [on]
Simple mixer control 'Line',0
Capabilities: pvolume pswitch penum
Playback channels: Front Left - Front Right
Limits: Playback 0 - 31
Mono:
Front Left: Playback 31 [100%] [12.00dB] [off]
Front Right: Playback 31 [100%] [12.00dB] [off]
Simple mixer control 'Beep',0
Capabilities: pvolume pswitch penum
Playback channels: Front Left - Front Right
Limits: Playback 0 - 31
Mono:
Front Left: Playback 0 [0%] [-34.50dB] [off]
Front Right: Playback 0 [0%] [-34.50dB] [off]
Simple mixer control 'Capture',0
Capabilities: cvolume cswitch penum
Capture channels: Front Left - Front Right
Limits: Capture 0 - 31
Front Left: Capture 8 [26%] [0.00dB] [on]
Front Right: Capture 8 [26%] [0.00dB] [on]
Simple mixer control 'Capture',1
Capabilities: cvolume cswitch penum
Capture channels: Front Left - Front Right
Limits: Capture 0 - 31
Front Left: Capture 0 [0%] [-12.00dB] [off]
Front Right: Capture 0 [0%] [-12.00dB] [off]
Simple mixer control '2ch-Upmix Master',0
Capabilities: volume penum
Playback channels: Front Left - Front Right
Capture channels: Front Left - Front Right
Limits: 0 - 255
Front Left: 255 [100%]
Front Right: 255 [100%]
Simple mixer control 'Channel Mode',0
Capabilities: enum
Items: '2ch' '4ch' '6ch'
Item0: '2ch'
Simple mixer control 'Input Source',0
Capabilities: cenum
Items: 'Rear Mic' 'Front Mic' 'Line'
Item0: 'Front Mic'
Simple mixer control 'Input Source',1
Capabilities: cenum
Items: 'Rear Mic' 'Front Mic' 'Line'
Item0: 'Rear Mic'
Simple mixer control 'Rear Mic',0
Capabilities: pvolume pswitch penum
Playback channels: Front Left - Front Right
Limits: Playback 0 - 31
Mono:
Front Left: Playback 0 [0%] [-34.50dB] [off]
Front Right: Playback 0 [0%] [-34.50dB] [off]
Simple mixer control 'Rear Mic Boost',0
Capabilities: volume penum
Playback channels: Front Left - Front Right
Capture channels: Front Left - Front Right
Limits: 0 - 3
Front Left: 2 [67%] [20.00dB]
Front Right: 2 [67%] [20.00dB]
Thanks and Regards,
PrasannaKumar
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