[alsa-devel] usbaudio: Support for USB audio v2.0 devices
daniel at caiaq.de
Tue May 18 09:40:47 CEST 2010
On Tue, May 18, 2010 at 10:07:57AM +0300, adelias wrote:
> On 4/5/2010 1:48 μμ, Daniel Mack wrote:
> > On Mon, May 03, 2010 at 03:49:05PM +0300, adelias wrote:
> >> On 27/4/2010 5:06 μμ, Daniel Mack wrote:
> >>> What specific configuration are you testing with? As you have such an
> >>> evaluation kit, I believe you're also provided with the XMOS development
> >>> platform - which firmware did you install to the board?
> >>> Daniel
> >> Firmware is on 1v2. I'm not getting clicks on OSX 10.6.2 or Windows
> >> 7 with the ASIO driver.
> > Well, at least for OS X 10.6.2, there are problems in the class driver.
> > Do some long-time measurements with inputs and outputs to meet them.
> > I would also suggest to try a newer firmware, 1v2 is rather old. If you
> > still happen to have problems, let me know and I'll have another look.
> > Ironically, things don't work for me anymore currently with the Linux
> > master git + sound-2.6. I'm getting XActErrors all over the place, but
> > that's most probably not related to the driver itself but some
> > regression in the Linux USB stack I believe. Could you try that as well?
> > Thanks,
> > Daniel
> After upgrading XMOS firmware to 1v5, although the board is recognized,
> it no longer functions with alsa. Also needs to be reset before it is
> recognized in Windows.
Jup. I believe this is a firmware bug though, but I need to investigate
again. Just to make sure you're seeing the same kind of error, could you
send me your dmesg output that is produced when the device is plugged
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