[linux-audio-user] USB-audio-card notches

[Lee Revell]

On Sat, 2005-03-26 at 23:17 +0100, Christoph Eckert wrote:
> Hi,
> 
> 
> it's easter time, so I play a bit with aeolus ;-) .
> 
> Anyway, I have a Dell Inspiron 8200 with a vanilla 2.6.10 
> kernel. The only patch applied is the LSM-RT-patch.
> 
> The Inspiron offers a USB 1.1 port. A USB 2.0 hub is connected 
> to it.

According to the kernel developers this is indeed the kernel's fault.  

On Wed, 2005-03-30 at 14:57 -0800, David Brownell wrote:
"Well, I'd not yet expect USB audio to work over EHCI quite yet,
though one of the patches Greg just posted should help some of
the issues with full speed iso through USB 2.0 hubs.  (At least
for OUT transfers as to speakers.)"

Please try this patch against 2.6.12-rc1:

http://cache.gmane.org//gmane/linux/usb/devel/33380-001.bin

Lee