Re: carl9170 A-MPDU transmit problem

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, 25 Feb 2013, Seth Forshee wrote:

> > > >ffff88012fe19500 1519981417 S Bo:3:003:1 -115 126 = 7e000000 ... <-- DATA
> > > >
> > > > [... long period where the device receives commands on EP4 and sends
> > > > wifi data to the host via EP2 - so it is working!]
> > > >
> > > >ffff880146c8af00 1522200650 S Bo:3:003:1 -115 62 = 3e000000 ... <-- DELBA
> > > >ffff88012fe19500 1522200720 C Bo:3:003:1 0 126 > <-- DATA urb completion
> > > >ffff880146c8af00 1522200756 C Bo:3:003:1 0 62 > <-- DELBA urb completion

> > Which kernel version are you testing under?  Can you please recompile
> > with CONFIG_USB_DEBUG and CONFIG_USB_XHCI_HCD_DEBUGGING turned on, and
> > send me dmesg?  I should be able to see if there's an unhandled pending
> > event on the xHCI rings if the data URB stalls for longer than say, a
> > minute.
> 
> I'll do this.

Bear in mind that the usbmon trace shows the URB stalling for 2 - 3
seconds.  There may have been other examples that went on for longer,
but probably nothing anywhere near as long as a minute.

Alan Stern

--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux