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From: Takashi Iwai <tiwai@suse.de>
To: Tobias <toszlanyi@yahoo.de>
Cc: Alexander Tsoy <alexander@tsoy.me>, alsa-devel@alsa-project.org
Subject: Re: [alsa-devel] USB Audio Interface / Denon MC7000 and MC8000 controller
Date: Tue, 21 Jan 2020 09:44:54 +0100	[thread overview]
Message-ID: <s5h1rrt2o6x.wl-tiwai@suse.de> (raw)
In-Reply-To: <a0e87326-839d-76df-dfd1-6d571017fc27@yahoo.de>

On Tue, 21 Jan 2020 09:17:34 +0100,
Tobias wrote:
> 
> Thanks a lot for the hint Alexander. Anyhow, I am not sure where to
> put that.
> Also Takashi Iwai was involved already and I would like to prevent
> mixing up things or double work.

Just go testing as Alexander suggested.  I'm too busy for other tasks
and have little time to investigate your devices right now, in
anyway...


thanks,

Takashi

> Please advise in detail what I would need to do as I am not a programmer.
> 
> Thanks a lot.
> Tobias
> 
> Am 20.01.20 um 09:22 schrieb Alexander Tsoy:
> > В Сб, 14/12/2019 в 09:24 +0100, Tobias пишет:
> >> Hello dear ALSA developers.
> >>
> >> I have purchased a MC7000 controller in order to control MIXXX on
> >> Ubuntu
> >> 16.04. According to the Denon specification the controller should
> >> have
> >> been class compliant but there is an issue with the Audio interface
> >> to
> >> work properly giving following message ...
> >>
> >> $ dmesg
> >> ...
> >>> [   74.522831] usb 1-1.3: new high-speed USB device number 6 using
> >>> xhci_hcd
> >> [   74.623784] usb 1-1.3: New USB device found, idVendor=15e4,
> >> idProduct=8004
> >> [   74.623789] usb 1-1.3: New USB device strings: Mfr=1, Product=2,
> >> SerialNumber=3
> >> [   74.623793] usb 1-1.3: Product: DENON DJ MC7000
> >> [   74.623796] usb 1-1.3: Manufacturer: DENON DJ
> >> [   74.623798] usb 1-1.3: SerialNumber: 201603
> >> [   74.625134] usb 1-1.3: clock source 65 is not valid, cannot use
> >>
> >> "|||clock source 65 is not valid, cannot use" is repeated
> >> uncountable
> >> times then
> >>
> > Please try to add delay after each class control request in
> > snd_usb_ctl_msg_quirk():
> >
> >      if (chip->usb_id == USB_ID(0x15e4, 0x8004) &&
> >          (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
> >          msleep(20);
> >
> 
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  reply	other threads:[~2020-01-21  8:45 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <9457db14-4084-c0dd-5c89-821b35c3db66.ref@yahoo.de>
2019-12-14  8:24 ` [alsa-devel] USB Audio Interface / Denon MC7000 and MC8000 controller Tobias
2020-01-13 13:58   ` Tobias
2020-01-14 14:16     ` Takashi Iwai
2020-01-16 11:58       ` Tobias
2020-01-16 13:47         ` Takashi Iwai
2020-01-16 17:45           ` Tobias
2020-01-16 20:28             ` Takashi Iwai
2020-01-17  8:46               ` Tobias
2020-01-20  8:22   ` Alexander Tsoy
2020-01-21  8:17     ` Tobias
2020-01-21  8:44       ` Takashi Iwai [this message]
2020-01-21 10:59       ` Alexander Tsoy
2020-01-22  8:27         ` Oszlanyi Tobias
2020-02-03 10:23           ` Tobias
2020-02-05 19:07             ` Alexander Tsoy
2020-02-06 10:06               ` Tobias
2020-02-06 22:09                 ` Alexander Tsoy
2020-02-07  8:15                   ` Takashi Iwai
2020-02-07 14:39                     ` Tobias
2020-02-07 17:45                       ` Alexander Tsoy
2020-02-07 18:49                         ` Tobias
2020-02-07 19:11                           ` Alexander Tsoy
2020-02-07 20:15                             ` Tobias
2020-02-07 16:59                     ` Alexander Tsoy

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