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From: Alexander Tsoy <alexander@tsoy.me>
To: Tobias <toszlanyi@yahoo.de>, alsa-devel@alsa-project.org
Subject: Re: [alsa-devel] USB Audio Interface / Denon MC7000 and MC8000 controller
Date: Mon, 20 Jan 2020 11:22:18 +0300	[thread overview]
Message-ID: <697208e751dcbcc70cf00af7b625a4109b9c66cb.camel@tsoy.me> (raw)
In-Reply-To: <9457db14-4084-c0dd-5c89-821b35c3db66@yahoo.de>

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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  parent reply	other threads:[~2020-01-20  8:23 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 [this message]
2020-01-21  8:17     ` Tobias
2020-01-21  8:44       ` Takashi Iwai
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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