umcs (4-Port-USB-serial) triggering way too much ehci IRQs
Hans Petter Selasky
hans.petter.selasky at bitfrost.no
Tue Sep 17 08:56:45 UTC 2013
On 09/17/13 10:47, Lev Serebryakov wrote:
> Hello, Harald.
> You wrote 17 сентября 2013 г., 12:46:25:
> HS> The Y is the device addr @ bus #X.
> Oh :)
> HS> Same posted some seconds ago :-)
> Yep, exactly the same pattern.
Could you show the configuration descriptor for your device?
usbconfig -d X.Y dump_curr_config_desc
The interrupt endpoint in question can be throttled by the USB stack, if
the latency of these events are not important to your application.
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