Re: Hercules P32 DJ: severe sound distortion during MIDI transfers

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It's exactly the same usage pattern!

And the same hardware, as already explained, well the same audio interface, not same computer...

Guido

Il 22 marzo 2019 11:12:57 CET, Takashi Iwai <tiwai@xxxxxxx> ha scritto:
>On Fri, 22 Mar 2019 11:04:01 +0100,
>Guido Trentalancia wrote:
>> 
>> Hello Takashi,
>> 
>> I am using the latest version of everything, including kernel and
>ALSA
>> userspace library / tools.
>> 
>> The other user has exactly the same hardware and has tested same
>firmware
>> (both 1.36 and latest 1.46), but with Fedora 29 and it is working.
>> 
>> Perhaps Fedora 29 has a different version of the ALSA library, I will
>find
>> out, try to downgrade, test again and report back.
>
>Yes, that'd be really helpful.  If aligning the software doesn't fix
>the issue, it's either because of the hardware or the difference of
>usage patterns.
>
>
>thanks,
>
>Takashi
>
>> 
>> Guido
>> 
>> Il 22 marzo 2019 10:53:11 CET, Takashi Iwai <tiwai@xxxxxxx> ha
>scritto:
>> 
>>     On Fri, 22 Mar 2019 10:17:17 +0100,
>>     Guido Trentalancia wrote:
>>          
>>          It cannot be a firmware bug, as you say, because:
>>          
>>          - it does NOT happen on Windows!
>>     
>>     It doesn't mean that the device behaves correctly as advertised.
>>     
>>          - it does NOT even always happen on Linux: other users (with
>different kernel
>>          / ALSA library) are not experiencing the same problem;
>>          - it happens with several firmware versions, including the
>latest one (1.36
>>          and 1.46).
>>          
>>          So it is either a bug in ALSA kernel driver, USB sound
>driver (more likely) or
>>          ALSA library.
>>          
>>          Now, you are in charge of the USB sound driver, can you
>please double check??
>>     
>>     If it doesn't happen for other users with the very same device,
>you'd
>>     need to identify what's the difference between your case and
>others.
>>     For example, if the difference of alsa-lib matters, you can try
>the
>>     very same condition.
>>     
>>     This kind of bug can't be easily debugged without the actual
>>     hardware, unfortunately.
>> 
>>     Takashi
>> 
>>          Regards,
>>          
>>          Guido
>>          
>>          Il 22 marzo 2019 09:55:52 CET, Takashi Iwai <tiwai@xxxxxxx>
>ha scritto:
>>          
>>              On Thu, 21 Mar 2019 23:27:46 +0100,
>>              Guido Trentalancia wrote:
>>                   
>>                   I wonder if this might be due to a bug in the "USB
>Audio Driver for Alsa"?
>>                   
>>                  
>https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/sound/usb
>>                   
>>                  
>https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git/tree/sound/usb
>>              
>>              More likely a buggy firmware of your USB audio device :)
>>              
>>               From the driver implementation POV, both audio and MIDI
>devices are
>>              handled by individual endpoints, hence they shouldn't
>conflict.
>>              
>>              Or another possibility would be some USB host side issue
>like the
>>              bandwidth.  But
>>              it's a MIDI stream that is very low data rate, so this
>>              sounds also unlikely...
>>          
>>              thanks,
>>              
>>              Takashi
>>          
>>                   Guido
>>                   
>>                       On the 20th of March 2019 at 21.47 Guido
>>         Trentalancia
>>                       <guido@xxxxxxxxxxxxxxxx wrote:
>>                      
>>                       Hello.
>>                      
>>                       I am hitting a very serious bug (ALSA kernel
>driver or ALSA library)
>>                       when using the Hercules P32 DJ audio interface.
>>                      
>>                       The sound is severely distorted during MIDI
>transfers.
>>                      
>>                       To reproduce:
>>                      
>>                         + start playing something in a first console:
>>                      
>>                       console1# AUDIODEV=hw:2,0 play audio.wav
>>                      
>>                         + the audio plays fine
>>                          
>>                         + now start "amidi" in a second console while
>the above track is still
>>                           playing
>>                          
>>                       console2#
>>                  amidi -p hw:2,0,0 -d
>>                      
>>                         + the sound is now severely distorted
>(basically noise, with some
>>         hard-
>>                           to-distinguish features resembling the
>original track) until "amidi"
>>                           is
>>                           interrupted !
>>                      
>>                       Kernel versions tested: from 4.12 up to 5.0.2
>(latest).
>>                      
>>                       NOTES: Always reproducible. Same device is
>working fine on Windows.
>>                      
>>                       The output from alsa-info.sh and lsusb -v
>follows.
>>                      
>>                       upload=true&script=true&cardinfo=
>>                       !!################################
>>                       !!ALSA Information Script v 0.4.64
>>                       !!################################
>>                      
>>                       !!Script ran on: Wed Mar 20 20:44:36 UTC 2019
>>                      
>>                       !!Linux Distribution
>>                       !!------------------
>>                      
>>                       !!DMI Information
>>                      
>>         !!---------------
>>                      
>>                       Manufacturer: Acer
>>                       Product Name: Aspire 5745G
>>                     
>>                   Product Version: V1.19
>>                       Firmware Version: V1.19
>>                       Board Vendor: Acer
>>                       Board Name: JV51_CP
>>                      
>>                       !!ACPI Device Status Information
>>                       !!---------------
>>                      
>>                       /sys/bus/acpi/devices/PNP0103:00/status 15
>>                       /sys/bus/acpi/devices/PNP0C0A:00/status 31
>>                       /sys/bus/acpi/devices/PNP0C0F:00/status 9
>>                       /sys/bus/acpi/devices/PNP0C0F:01/status 9
>>                       /sys/bus/acpi/devices/PNP0C0F:02/status 9
>>                       /sys/bus/acpi/devices/PNP0C0F:03/status 9
>>                       /sys/bus/acpi/devices/PNP0C0F:04/status 9
>>                       /sys/bus/acpi/devices/PNP0C0F:05/status 9
>>                       /sys/bus/acpi/devices/PNP0C0F:06/status 9
>>                      
>>         /sys/bus/acpi/devices/PNP0C0F:07/status 9
>>                      
>>                       !!Kernel Information
>>                       !!------------------
>>                      
>>                       Kernel release: 5.0.2
>>                       Operating System: GNU/Linux
>>                       Architecture: x86_64
>>                       Processor: unknown
>>                       SMP Enabled: Yes
>>                      
>>                       !!ALSA
>>                  Version
>>                       !!------------
>>                      
>>                       Driver version: k5.0.2
>>                       Library version: 1.1.8
>>                       Utilities version: 1.1.8
>>                      
>>                       !!Loaded ALSA modules
>>                       !!-------------------
>>                      
>>                       snd_hda_intel
>>                       snd_hda_intel
>>                       snd_usb_audio
>>                      
>>                       !!Sound Servers on this system
>>                       !!----------------------------
>> 
>>         Pulseaudio:
>>                       Installed - Yes (/usr/bin/pulseaudio)
>>                       Running - No
>>                      
>>                       Jack:
>>                       Installed - Yes (/usr/bin/jackd)
>>                       Running - No
>>                      
>>                       !!Soundcards recognised by ALSA
>>                       !!-----------------------------
>>                      
>>                       0 [MID ]: HDA-Intel - HDA Intel MID
>>                       HDA Intel MID at 0xb7100000 irq 27
>>                       1 [NVidia ]: HDA-Intel - HDA NVidia
>>                       HDA NVidia at 0xb3000000 irq 16
>>                       2 [DJ ]: USB-Audio - Hercules P32 DJ
>>                       Guillemot Corporation Hercules P32 DJ at usb-
>>                      
>>                  0000:00:1d.0-1.4, full speed
>>                      
>>                       !!PCI Soundcards installed in the system
>>                       !!
>>        
>----------------------------------------------------------------------
>> 
>>                       00:1b.0 Audio device: Intel Corporation 5
>Series/3400 Series Chipset
>>                      
>>         High Definition Audio (rev 05)
>>                       01:00.1 Audio device: NVIDIA Corporation GT216
>HDMI Audio Controller
>>                       (rev a1)
>>                      
>>                       !!Advanced information - PCI
>Vendor/Device/Subsystem ID's
>>                       !!
>>        
>----------------------------------------------------------------------
>> 
>>                       00:1b.0 0403: 8086:3b56 (rev 05)
>>                      
>>                       Subsystem: 1025:035b
>>                       --
>>                       01:00.1 0403: 10de:0be2 (rev a1)
>>                       Subsystem: 1025:035a
>>                      
>>                       !!Loaded sound module options
>>                       !!---------------------------
>>                      
>>                       !!Module: snd_hda_intel
>>                       align_buffer_size : -1
>>                       bdl_pos_adj :
>-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-
>>                       1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
>>                       beep_mode :
>> 
>>        
>N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N
>>                       enable :
>>                      
>Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y
>>                       enable_msi : -1
>>                       id :
>>                      
>(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(
>>                      
>null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(n
>>                      
>ull),(null),(null),(null),(null),(null),(null),(null),(null),(null),(nu
>>                       ll),(null)
>>                       index :
>-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-
>>                       1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
>>                       jackpoll_ms :
>>                      
>0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
>>                       model :
>>                      
>(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(
>>                      
>>        
>null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(n
>>                      
>ull),(null),(null),(null),(null),(null),(null),(null),(null),(null),(nu
>>                       ll),(null)
>>                       patch :
>>                   
>>                    
>(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(
>>                      
>null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(n
>>                      
>ull),(null),(null),(null),(null),(null),(null),(null),(null),(null),(nu
>>                       ll),(null)
>>                       pm_blacklist : Y
>>                       position_fix :
>-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-
>>                      
>1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
>>                       power_save : 0
>>                       power_save_controller : Y
>>                       probe_mask :
>-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-
>>                       1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
>>                       probe_only :
>>                   
>>           
>0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
>>                       single_cmd : -1
>>                       snoop : -1
>>                      
>>                       !!Module: snd_hda_intel
>>                       align_buffer_size : -1
>>                       bdl_pos_adj :
>-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-
>>                       1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
>>                       beep_mode :
>>                      
>>                 
>N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N
>>                       enable :
>>                      
>Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y
>>                       enable_msi : -1
>>                       id :
>>                      
>(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(
>>                      
>null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(n
>>                      
>ull),(null),(null),(null),(null),(null),(null),(null),(null),(null),(nu
>>                       ll),(null)
>>               
>>                index :
>-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-
>>                       1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
>>                       jackpoll_ms :
>>                      
>0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
>>                       model :
>>                      
>(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(
>>                      
>null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(n
>>                      
>ull),(null),(null),(null),(null),(null),(null),(null),(null),(null),(nu
>>                       ll),(null)
>>                       patch :
>>                   
>>                    
>(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(
>>                      
>null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(n
>>                      
>ull),(null),(null),(null),(null),(null),(null),(null),(null),(null),(nu
>>                       ll),(null)
>>                       pm_blacklist : Y
>>                       position_fix :
>>         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-
>>                      
>1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
>>                       power_save : 0
>>                       power_save_controller : Y
>>                       probe_mask :
>-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-
>>                       1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
>>                       probe_only :
>>                      
>0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
>>                       single_cmd : -1
>>                       snoop : -1
>>                      
>>                       !!Module: snd_usb_audio
>>                       autoclock : Y
>>                       device_setup :
>>                      
>0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
>>                       enable :
>>                      
>>                 
>Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y
>>                       id :
>>                      
>(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(
>>                      
>>        
>null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(n
>>                      
>ull),(null),(null),(null),(null),(null),(null),(null),(null),(null),(nu
>>                       ll),(null)
>>                       ignore_ctl_error : N
>>                       index :
>-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-
>>                       1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
>>                       pid :
>-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-
>>                       1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
>>                       quirk_alias :
>>                      
>(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(
>>                      
>null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(n
>>                      
>ull),(null),(null),(null),(null),(null),(null),(null),(null),(null),(nu
>>                       ll),(null)
>>                       use_vmalloc : Y
>>                       vid :
>>                 
>-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-
>>                  
>>             1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
>>                      
>>                       !!HDA-Intel Codec information
>>                       !!---------------------------
>>                       --startcollapse--
>>                      
>>                       Codec: Realtek ALC269VB
>>                       Address: 0
>>                       AFG Function Id: 0x1 (unsol 1)
>>                       Vendor Id: 0x10ec0269
>>                       Subsystem Id: 0x1025035b
>>                       Revision Id: 0x100100
>>                       No Modem Function Group found
>>                       Default PCM:
>>                       rates [0x560]: 44100 48000 96000 192000
>>                       bits [0xe]: 16 20 24
>>                       formats [0x1]: PCM
>>                       Default Amp-In caps: N/A
>>                       Default Amp-Out caps: N/A
>>                       State of AFG node 0x01:
>>                       Power states: D0 D1 D2 D3 CLKSTOP EPSS
>>                       Power: setting=D0, actual=D0
>>                       GPIO: io=2, o=0, i=0, unsolicited=1, wake=0
>>               
>>                IO[0]: enable=0, dir=0, wake=0, sticky=0, data=0,
>unsol=0
>>                       IO[1]: enable=0, dir=0, wake=0, sticky=0,
>data=0, unsol=0
>>                      
>>                  Node 0x02 [Audio Output] wcaps 0x1d: Stereo Amp-Out
>>                       Control: name="Headphone Playback Volume",
>index=0, device=0
>>                       ControlAmp: chs=3, dir=Out, idx=0, ofs=0
>>                       Device: name="ALC269VB Analog", type="Audio",
>device=0
>>                       Amp-Out caps: ofs=0x57, nsteps=0x57,
>stepsize=0x02, mute=0
>>                       Amp-Out vals: [0x00 0x00]
>>                       Converter: stream=5, channel=0
>>                       PCM:
>>                       rates [0x560]: 44100 48000 96000 192000
>>                       bits [0xe]: 16 20 24
>>                       formats [0x1]: PCM
>>                       Node 0x03 [Audio Output] wcaps 0x1d: Stereo
>Amp-Out
>>                       Control: name="Speaker Playback Volume",
>index=0, device=0
>>                       ControlAmp: chs=3, dir=Out, idx=0, ofs=0
>>                 
>>              Amp-Out caps: ofs=0x57, nsteps=0x57, stepsize=0x02,
>mute=0
>>                       Amp-Out vals: [0x51 0x51]
>>                       Converter: stream=5, channel=0
>>                       PCM:
>>                       rates [0x560]: 44100 48000 96000 192000
>>                       bits [0xe]: 16 20 24
>>                       formats [0x1]: PCM
>>                       Node 0x04 [Vendor
>>                  Defined Widget] wcaps 0xf00000: Mono
>>                       Node 0x05 [Vendor Defined Widget] wcaps
>0xf00000: Mono
>>                       Node 0x06 [Audio Output] wcaps 0x211: Stereo
>Digital
>>                       Control: name="IEC958 Playback Con Mask",
>index=0, device=0
>>                       Control: name="IEC958 Playback Pro Mask",
>index=0, device=0
>>                       Control: name="IEC958 Playback Default",
>index=0, device=0
>>                       Control: name="IEC958 Playback Switch",
>index=0, device=0
>>                       Control: name="IEC958 Default PCM Playback
>Switch", index=0, device=0
>>                       Device: name="ALC269VB
>>         Digital", type="SPDIF", device=1
>>                       Converter: stream=5, channel=0
>>                       Digital:
>>                       Digital category: 0x0
>>                       IEC Coding Type: 0x0
>>                       PCM:
>>                       rates [0x5e0]: 44100 48000 88200 96000 192000
>>                       bits [0xe]: 16 20 24
>>                       formats [0x1]: PCM
>>                       Node 0x07 [Vendor Defined Widget] wcaps
>0xf00000: Mono
>>                       Node 0x08 [Audio Input] wcaps 0x10011b: Stereo
>Amp-In
>>                       Amp-In caps:
>>                  ofs=0x0b, nsteps=0x1f, stepsize=0x05, mute=1
>>                       Amp-In vals: [0x8b 0x8b]
>>                       Converter: stream=0, channel=0
>>                       SDI-Select: 0
>>                       PCM:
>>                       rates [0x560]: 44100 48000 96000 192000
>>                       bits [0xe]: 16 20 24
>>                       formats [0x1]: PCM
>>                       Connection: 1
>>                       0x23
>>                       Node 0x09 [Audio Input] wcaps
>>         0x10011b: Stereo Amp-In
>>                       Control: name="Capture Volume", index=0,
>device=0
>>                       ControlAmp: chs=3, dir=In, idx=0, ofs=0
>>                       Control: name="Capture Switch", index=0,
>device=0
>>                       ControlAmp: chs=3, dir=In, idx=0, ofs=0
>>                       Device: name="ALC269VB Analog", type="Audio",
>device=0
>>                       Amp-In caps: ofs=0x0b, nsteps=0x1f,
>stepsize=0x05, mute=1
>>                       Amp-In vals: [0x00 0x00]
>>                       Converter: stream=1, channel=0
>>                       SDI-Select: 0
>>                       PCM:
>>                       rates [0x560]: 44100 48000 96000 192000
>>                       bits [0xe]: 16 20 24
>>                       formats [0x1]: PCM
>>                       Connection: 1
>>                       0x22
>>                    
>>                    Node 0x0a [Vendor Defined Widget] wcaps 0xf00000:
>Mono
>>                       Node 0x0b [Audio Mixer] wcaps 0x20010b: Stereo
>Amp-In
>>                       Control: name="Mic Playback Volume",
>>         index=0, device=0
>>                       ControlAmp: chs=3, dir=In, idx=0, ofs=0
>>                       Control: name="Mic Playback Switch", index=0,
>device=0
>>                       ControlAmp: chs=3, dir=In, idx=0, ofs=0
>>                       Control: name="Beep Playback Volume", index=0,
>device=0
>>                       ControlAmp: chs=3, dir=In, idx=4, ofs=0
>>                       Control: name="Beep Playback Switch", index=0,
>device=0
>>                       ControlAmp: chs=3, dir=In, idx=4, ofs=0
>>                       Amp-In caps: ofs=0x17, nsteps=0x1f,
>stepsize=0x05, mute=1
>>                       Amp-In vals: [0x80 0x80] [0x80 0x80] [0x80
>0x80] [0x80 0x80] [0x80
>>                       0x80]
>>                       Connection: 5
>>                       0x18 0x19 0x1a 0x1b 0x1d
>>                       Node 0x0c [Audio Mixer] wcaps 0x20010b: Stereo
>Amp-In
>>                       Amp-In caps: ofs=0x00, nsteps=0x00,
>stepsize=0x00, mute=1
>>                       Amp-In vals: [0x00 0x00] [0x80 0x80]
>>                      
>>                  Connection:
>>         2
>>                       0x02 0x0b
>>                       Node 0x0d [Audio Mixer] wcaps 0x20010b: Stereo
>Amp-In
>>                       Amp-In caps: ofs=0x00, nsteps=0x00,
>stepsize=0x00, mute=1
>>                       Amp-In vals: [0x00 0x00] [0x80 0x80]
>>                       Connection: 2
>>                       0x03 0x0b
>>                       Node 0x0e [Vendor Defined Widget] wcaps
>0xf00000: Mono
>>                       Node 0x0f [Audio Mixer] wcaps 0x20010a: Mono
>Amp-In
>>                       Amp-In caps: ofs=0x00, nsteps=0x00,
>stepsize=0x00, mute=1
>>                       Amp-In vals: [0x00] [0x80]
>>                       Connection: 2
>>                       0x02 0x0b
>>                       Node 0x10 [Vendor Defined Widget] wcaps
>0xf00000: Mono
>>                       Node 0x11 [Vendor Defined Widget] wcaps
>0xf00000: Mono
>>                       Node 0x12 [Pin Complex] wcaps 0x40000b: Stereo
>Amp-In
>>                       Control: name="Internal Mic Boost Volume",
>index=0, device=0
>>                       ControlAmp: chs=3, dir=In, idx=0, ofs=0
>>            
>>                   Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x2f,
>mute=0
>>                       Amp-In vals: [0x00 0x00]
>>                       Pincap 0x00000020: IN
>>                       Pin
>>                  Default 0x99a30930: [Fixed] Mic at Int ATAPI
>>                       Conn = ATAPI, Color = Unknown
>>                       DefAssociation = 0x3, Sequence = 0x0
>>                       Misc = NO_PRESENCE
>>                       Pin-ctls: 0x20: IN
>>                       Node 0x13 [Vendor Defined Widget] wcaps
>0xf00000: Mono
>>                       Node 0x14 [Pin Complex] wcaps 0x40018d: Stereo
>Amp-Out
>>                       Control: name="Speaker Playback Switch",
>index=0, device=0
>>                       ControlAmp: chs=3, dir=Out, idx=0, ofs=0
>>                       Amp-Out caps: ofs=0x00, nsteps=0x00,
>stepsize=0x00, mute=1
>>                       Amp-Out vals: [0x00 0x00]
>>                       Pincap 0x00010014: OUT EAPD Detect
>>                       EAPD 0x2: EAPD
>>                       Pin Default 0x99130110: [Fixed] Speaker at Int
>ATAPI
>>                
>>               Conn = ATAPI, Color = Unknown
>>                       DefAssociation = 0x1, Sequence = 0x0
>>                       Misc = NO_PRESENCE
>>                       Pin-ctls: 0x40: OUT
>>                       Unsolicited: tag=00, enabled=0
>>                       Connection: 2
>>                       0x0c 0x0d*
>>                       Node 0x15 [Vendor Defined Widget] wcaps
>0xf00000: Mono
>>                       Node 0x16
>>                  [Vendor Defined Widget] wcaps 0xf00000: Mono
>>                       Node 0x17 [Pin Complex] wcaps 0x40010c: Mono
>Amp-Out
>>                       Amp-Out caps: ofs=0x00, nsteps=0x00,
>stepsize=0x00, mute=1
>>                       Amp-Out vals: [0x80]
>>                       Pincap 0x00000010: OUT
>>                       Pin Default 0x411111f0: [N/A] Speaker at Ext
>Rear
>>                       Conn = 1/8, Color = Black
>>                       DefAssociation = 0xf, Sequence = 0x0
>>                       Misc = NO_PRESENCE
>>                       Pin-ctls: 0x00:
>>                       Connection: 1
>>                       0x0f
>>                      
>>         Node 0x18 [Pin Complex] wcaps 0x40018f: Stereo Amp-In Amp-Out
>>                       Control: name="Mic Boost Volume", index=0,
>device=0
>>                       ControlAmp: chs=3, dir=In, idx=0, ofs=0
>>                       Amp-In caps: ofs=0x00, nsteps=0x03,
>stepsize=0x2f, mute=0
>>                       Amp-In vals: [0x00 0x00]
>>                       Amp-Out caps: ofs=0x00, nsteps=0x00,
>stepsize=0x00, mute=1
>>                       Amp-Out vals: [0x80 0x80]
>>                       Pincap 0x00001734: IN OUT Detect
>>                       Vref caps: HIZ 50 GRD 80
>>                       Pin Default 0x03a19840: [Jack] Mic at
>>                  Ext Left
>>                       Conn = 1/8, Color = Pink
>>                       DefAssociation = 0x4, Sequence = 0x0
>>                       Pin-ctls: 0x24: IN VREF_80
>>                       Unsolicited: tag=02, enabled=1
>>                       Connection: 1
>>                       0x0d
>>                       Node 0x19 [Pin Complex] wcaps 0x40008b: Stereo
>Amp-In
>>                       Amp-In caps: ofs=0x00, nsteps=0x03,
>>         stepsize=0x2f, mute=0
>>                       Amp-In vals: [0x00 0x00]
>>                       Pincap 0x00001724: IN Detect
>>                       Vref caps: HIZ 50 GRD 80
>>                       Pin Default 0x411111f0: [N/A] Speaker at Ext
>Rear
>>                       Conn = 1/8, Color = Black
>>                       DefAssociation = 0xf, Sequence = 0x0
>>                       Misc = NO_PRESENCE
>>                       Pin-ctls: 0x20: IN VREF_HIZ
>>                       Unsolicited: tag=00, enabled=0
>>                       Node 0x1a [Pin Complex] wcaps 0x40018f: Stereo
>Amp-In Amp-Out
>>                       Amp-In caps: ofs=0x00, nsteps=0x03,
>stepsize=0x2f, mute=0
>>                       Amp-In vals: [0x00 0x00]
>>                       Amp-Out caps: ofs=0x00, nsteps=0x00,
>stepsize=0x00, mute=1
>>                       Amp-Out vals: [0x80 0x80]
>>                       Pincap
>>                  0x0000003c: IN OUT HP Detect
>>                       Pin Default 0x411111f0: [N/A] Speaker at Ext
>Rear
>>                       Conn = 1/8, Color = Black
>>                      
>>         DefAssociation = 0xf, Sequence = 0x0
>>                       Misc = NO_PRESENCE
>>                       Pin-ctls: 0x20: IN
>>                       Unsolicited: tag=00, enabled=0
>>                       Connection: 2
>>                       0x0c* 0x0d
>>                       Node 0x1b [Pin Complex] wcaps 0x40018f: Stereo
>Amp-In Amp-Out
>>                       Amp-In caps: ofs=0x00, nsteps=0x03,
>stepsize=0x2f, mute=0
>>                       Amp-In vals: [0x00 0x00]
>>                       Amp-Out caps: ofs=0x00, nsteps=0x00,
>stepsize=0x00, mute=1
>>                       Amp-Out vals: [0x80 0x80]
>>                       Pincap 0x00000034: IN OUT Detect
>>                       Pin Default 0x411111f0: [N/A] Speaker at Ext
>Rear
>>                       Conn = 1/8, Color = Black
>>                       DefAssociation = 0xf, Sequence = 0x0
>>                       Misc = NO_PRESENCE
>>                       Pin-ctls: 0x20: IN
>>                       Unsolicited: tag=00, enabled=0
>>                       Connection: 2
>>                       0x0c* 0x0d
>>                       Node 0x1c
>>         [Vendor Defined Widget] wcaps 0xf00000: Mono
>>                   
>>                     Node 0x1d [Pin Complex] wcaps 0x400000: Mono
>>                       Pincap 0x00000020: IN
>>                       Pin Default 0x4017992d: [N/A] Speaker at Ext
>N/A
>>                       Conn = Analog, Color = Pink
>>                       DefAssociation = 0x2, Sequence = 0xd
>>                       Misc = NO_PRESENCE
>>                       Pin-ctls: 0x20: IN
>>                       Node 0x1e [Pin Complex] wcaps 0x400381: Stereo
>Digital
>>                       Pincap 0x00000014: OUT Detect
>>                       Pin Default 0x03451120: [Jack] SPDIF Out at Ext
>Left
>>                       Conn = Optical, Color = Black
>>                       DefAssociation = 0x2, Sequence = 0x0
>>                       Misc = NO_PRESENCE
>>                       Pin-ctls: 0x40: OUT
>>                       Unsolicited: tag=00, enabled=0
>>                       Connection: 1
>>                       0x06
>>                       Node 0x1f [Vendor Defined Widget] wcaps
>0xf00000: Mono
>>                       Node 0x20
>>         [Vendor Defined Widget] wcaps 0xf00040: Mono
>>                       Processing caps: benign=0, ncoeff=25
>>                       Node 0x21 [Pin Complex] wcaps 0x40018d: Stereo
>Amp-Out
>>                       Control: name="Headphone Playback Switch",
>index=0, device=0
>>                     
>>                   ControlAmp: chs=3, dir=Out, idx=0, ofs=0
>>                       Amp-Out caps: ofs=0x00, nsteps=0x00,
>stepsize=0x00, mute=1
>>                       Amp-Out vals: [0x80 0x80]
>>                       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
>>                       Connection: 2
>>                       0x0c* 0x0d
>>                       Node 0x22 [Audio Selector] wcaps 0x30010b:
>Stereo Amp-In
>>                       Amp-In caps: N/A
>>                       Amp-In vals: [0x00 0x00] [0x00 0x00]
>>         [0x00 0x00] [0x00 0x00] [0x00
>>                       0x00] [0x00 0x00] [0x00 0x00]
>>                       Connection: 7
>>                       0x18 0x19 0x1a 0x1b 0x1d 0x0b 0x12*
>>                       Node 0x23 [Audio Mixer] wcaps 0x20010b: Stereo
>Amp-In
>>                       Amp-In caps: ofs=0x00, nsteps=0x00,
>stepsize=0x00, mute=1
>>                  
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