How to enable ffado to find my Firewire Audio Interface?












0















I try to use my Focusrite Saffire PRO 24 firewire audio interface with Kubuntu 18.10 on my Dell LATITUDE E6510 Laptop.
without any changes to the system (as fare as i know/remember) it gets detected if i plug it in. I can configure it so i have my system sounds (firefox media or other media players) coming out from it. yeah! ;-)



but after some time - seconds up to minutes - seems random - the connection crashes:



dmesg
...
[ 2273.445706] firewire_ohci 0000:04:00.4: DMA context IT0 has stopped, error code: evt_timeout
[ 2273.445722] firewire_ohci 0000:04:00.4: DMA context IR0 has stopped, error code: evt_descriptor_read


i have searched up and down the net a little -
one recommendation is to use a special driver the ffado project and jack.



i have setup jack with pulseaudio as in this answer. That is working fine with the default system audio out.
but i can't get jack configured to use the alternative firewire driver (ffado):
qjackctl setup dialog - missing device



i think the problem is that the device is 'captured' some how by some other system service - as it is working as audio output this way... (but with the stability-problem / crashes mentioned above..)



ffado-mixer is working correctly (as long as the connection has not crashed)



iam correct with this thought?
how could i check / isolate this some more?










share|improve this question



























    0















    I try to use my Focusrite Saffire PRO 24 firewire audio interface with Kubuntu 18.10 on my Dell LATITUDE E6510 Laptop.
    without any changes to the system (as fare as i know/remember) it gets detected if i plug it in. I can configure it so i have my system sounds (firefox media or other media players) coming out from it. yeah! ;-)



    but after some time - seconds up to minutes - seems random - the connection crashes:



    dmesg
    ...
    [ 2273.445706] firewire_ohci 0000:04:00.4: DMA context IT0 has stopped, error code: evt_timeout
    [ 2273.445722] firewire_ohci 0000:04:00.4: DMA context IR0 has stopped, error code: evt_descriptor_read


    i have searched up and down the net a little -
    one recommendation is to use a special driver the ffado project and jack.



    i have setup jack with pulseaudio as in this answer. That is working fine with the default system audio out.
    but i can't get jack configured to use the alternative firewire driver (ffado):
    qjackctl setup dialog - missing device



    i think the problem is that the device is 'captured' some how by some other system service - as it is working as audio output this way... (but with the stability-problem / crashes mentioned above..)



    ffado-mixer is working correctly (as long as the connection has not crashed)



    iam correct with this thought?
    how could i check / isolate this some more?










    share|improve this question

























      0












      0








      0








      I try to use my Focusrite Saffire PRO 24 firewire audio interface with Kubuntu 18.10 on my Dell LATITUDE E6510 Laptop.
      without any changes to the system (as fare as i know/remember) it gets detected if i plug it in. I can configure it so i have my system sounds (firefox media or other media players) coming out from it. yeah! ;-)



      but after some time - seconds up to minutes - seems random - the connection crashes:



      dmesg
      ...
      [ 2273.445706] firewire_ohci 0000:04:00.4: DMA context IT0 has stopped, error code: evt_timeout
      [ 2273.445722] firewire_ohci 0000:04:00.4: DMA context IR0 has stopped, error code: evt_descriptor_read


      i have searched up and down the net a little -
      one recommendation is to use a special driver the ffado project and jack.



      i have setup jack with pulseaudio as in this answer. That is working fine with the default system audio out.
      but i can't get jack configured to use the alternative firewire driver (ffado):
      qjackctl setup dialog - missing device



      i think the problem is that the device is 'captured' some how by some other system service - as it is working as audio output this way... (but with the stability-problem / crashes mentioned above..)



      ffado-mixer is working correctly (as long as the connection has not crashed)



      iam correct with this thought?
      how could i check / isolate this some more?










      share|improve this question














      I try to use my Focusrite Saffire PRO 24 firewire audio interface with Kubuntu 18.10 on my Dell LATITUDE E6510 Laptop.
      without any changes to the system (as fare as i know/remember) it gets detected if i plug it in. I can configure it so i have my system sounds (firefox media or other media players) coming out from it. yeah! ;-)



      but after some time - seconds up to minutes - seems random - the connection crashes:



      dmesg
      ...
      [ 2273.445706] firewire_ohci 0000:04:00.4: DMA context IT0 has stopped, error code: evt_timeout
      [ 2273.445722] firewire_ohci 0000:04:00.4: DMA context IR0 has stopped, error code: evt_descriptor_read


      i have searched up and down the net a little -
      one recommendation is to use a special driver the ffado project and jack.



      i have setup jack with pulseaudio as in this answer. That is working fine with the default system audio out.
      but i can't get jack configured to use the alternative firewire driver (ffado):
      qjackctl setup dialog - missing device



      i think the problem is that the device is 'captured' some how by some other system service - as it is working as audio output this way... (but with the stability-problem / crashes mentioned above..)



      ffado-mixer is working correctly (as long as the connection has not crashed)



      iam correct with this thought?
      how could i check / isolate this some more?







      drivers sound kubuntu pulseaudio firewire






      share|improve this question













      share|improve this question











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      share|improve this question










      asked 49 mins ago









      Stefan KrügerStefan Krüger

      1117




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