linuxaudio.org

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Could you post

cat /proc/intterupts too? Perhaps your USB interface & mouse are on the

same IRQ.. that might upset things (though it shouldn't)
Have you tried other physical USB ports for the mouse & interface?
-H
On Saturday, December 17, 2011, Carlo Ascani  wrote:

quoted text
> Hi all,

>

> Jackd does not start if an USB mouse is plugged into my laptop.

> I am using an USB Audio card (Alesis IO|2)

>

> Some infos:

>

> Laptop is a Toshiba Satellite A660

> Distribution is Ubuntu Linux 11.04

>

> $ uname -a

> Linux jaco 2.6.38-8-lowlatency-pae #42+all1~lucid1-Ubuntu SMP PREEMPT

> Fri Apr 29 03:15:36 UTC 2011 i686 GNU/Linux

>

> $ lspci | grep USB

> 00:1a.0 USB Controller: Intel Corporation 5 Series/3400 Series Chipset

> USB2 Enhanced Host Controller (rev 05)

> 00:1d.0 USB Controller: Intel Corporation 5 Series/3400 Series Chipset

> USB2 Enhanced Host Controller (rev 05)

>

> $ lsusb

> Bus 002 Device 005: ID 046d:c03e Logitech, Inc. Premium Optical Wheel

Mouse

quoted text
> Bus 002 Device 004: ID 13b2:0008

> Bus 002 Device 002: ID 8087:0020

> Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

> Bus 001 Device 004: ID 04f2:b1e4 Chicony Electronics Co., Ltd

> Bus 001 Device 002: ID 8087:0020

> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

>

>

> jackd error when an USB mouse is plugged in;

>

> $ jackd -d alsa -d hw:1 -r 44100

> jackdmp 1.9.7

> Copyright 2001-2005 Paul Davis and others.

> Copyright 2004-2011 Grame.

> jackdmp comes with ABSOLUTELY NO WARRANTY

> This is free software, and you are welcome to redistribute it

> under certain conditions; see the file COPYING for details

> no message buffer overruns

> no message buffer overruns

> JACK server starting in realtime mode with priority 10

> control device hw:1

> control device hw:1

> audio_reservation_init

> Acquire audio card Audio1

> creating alsa driver ... hw:1|hw:1|1024|2|44100|0|0|nomon|swmeter|-|32bit

> control device hw:1

> configuring for 44100Hz, period = 1024 frames (23.2 ms), buffer = 2

periods

quoted text
> ALSA: final selected sample format for capture: 24bit little-endian

> ALSA: use 2 periods for capture

> ALSA: final selected sample format for playback: 24bit little-endian

> ALSA: use 2 periods for playback

> ALSA: could not start playback (Broken pipe)

> Cannot start driver

> JackServer::Start() failed with -1

> Failed to start server

> control device hw:1

> Released audio card Audio1

> audio_reservation_finish

> control device hw:1

>

> The same command, without mouse, just works,

>

> Any ideas ?

>

> Thank you

>

> --

> Carlo Ascani | www.carloratm.org

> skype: carloratm

> cell: 3202915799

> _______________________________________________

> Linux-audio-user mailing list

> Linux-audio-user@lists.linuxaudio.org

> http://lists.linuxaudio.org/listinfo/linux-audio-user

>

--20cf303dda0c6e581b04b44b2290

Content-Type: text/html; charset=ISO-8859-1

Content-Transfer-Encoding: quoted-printable
Could you postcat /proc/intterupts too? Perhaps your USB interface &amp=

; mouse are on the same IRQ.. that might upset things (though it shouldn&#3=

9;t)Have you tried other physical USB ports for the mouse & int=

erface?

-HOn Saturday, December 17, 2011, Carlo Ascani <carlo.ratm@gmail.com> wrote:> Hi =

all,>> Jackd does not start if an USB mouse is plugged into m=

y laptop.

quoted text
> I am using an USB Audio card (Alesis IO|2)>> Some infos:=

>> Laptop is a Toshiba Satellite A660> Distribution is=

 Ubuntu Linux 11.04>> $ uname -a> Linux jaco 2.6.38-8-=

lowlatency-pae #42+all1~lucid1-Ubuntu SMP PREEMPT

quoted text
> Fri Apr 29 03:15:36 UTC 2011 i686 GNU/Linux>> $ lspci | =

grep USB> 00:1a.0 USB Controller: Intel Corporation 5 Series/3400 Se=

ries Chipset> USB2 Enhanced Host Controller (rev 05)> 00:1d.0=

 USB Controller: Intel Corporation 5 Series/3400 Series Chipset

quoted text
> USB2 Enhanced Host Controller (rev 05)>> $ lsusb>=

 Bus 002 Device 005: ID 046d:c03e Logitech, Inc. Premium Optical Wheel Mous=

e> Bus 002 Device 004: ID 13b2:0008> Bus 002 Device 002: ID 8=

087:0020

quoted text
> Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub>=

 Bus 001 Device 004: ID 04f2:b1e4 Chicony Electronics Co., Ltd> Bus =

001 Device 002: ID 8087:0020> Bus 001 Device 001: ID 1d6b:0002 Linux=

 Foundation 2.0 root hub

quoted text
>>> jackd error when an USB mouse is plugged in;>> $ jackd -d alsa -d hw:1 -r 44100> jackdmp 1.9.7> Copyr=

ight 2001-2005 Paul Davis and others.> Copyright 2004-2011 Grame.

quoted text
> jackdmp comes with ABSOLUTELY NO WARRANTY> This is free softwar=

e, and you are welcome to redistribute it> under certain conditions;=

 see the file COPYING for details> no message buffer overruns

quoted text
> no message buffer overruns> JACK server starting in realtime mo=

de with priority 10> control device hw:1> control device hw:1=

quoted text
> audio_reservation_init> Acquire audio card Audio1> c=

reating alsa driver ... hw:1|hw:1|1024|2|44100|0|0|nomon|swmeter|-|32bit

quoted text
> control device hw:1> configuring for 44100Hz, period =3D 1024 f=

rames (23.2 ms), buffer =3D 2 periods> ALSA: final selected sample f=

ormat for capture: 24bit little-endian> ALSA: use 2 periods for capt=

ure

quoted text
> ALSA: final selected sample format for playback: 24bit little-endian> ALSA: use 2 periods for playback> ALSA: could not start playb=

ack (Broken pipe)> Cannot start driver> JackServer::Start() f=

ailed with -1

quoted text
> Failed to start server> control device hw:1> Released au=

dio card Audio1> audio_reservation_finish> control device hw:=

1>> The same command, without mouse, just works,>

quoted text
> Any ideas ?>> Thank you>> --> Carlo=

 Ascani | www.carloratm.org&gt=

; skype: carloratm> cell: 3202915799> _______________________=

________________________

quoted text
> Linux-audio-user mailing list> Linux-audio-user@lists.linuxaudio.org> =

http://li=

sts.linuxaudio.org/listinfo/linux-audio-user

quoted text
>

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