Re: hci_usb problem after rmmod/modprobe

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On Tue, 30 Dec 2008 21:22:20 +0100
Marcel Holtmann <marcel@xxxxxxxxxxxx> wrote:

> Hi Steffen,
> 
> > everything is fine until I unload and reload hci_usb:
> > 
> > hciconfig hci0 up
> > Can't init device hci0: Input/output error (5)
> > 
> > from dmesg:
> > hci_usb_intr_rx_submit: hci0 intr rx submit failed urb f406cf54 err -2
> > 
> > I tried 'modprobe hci_usb reset=1' which did not solve the problem.
> > 
> > To get it working again I have to do:
> > 
> > rmmod hci_usb bluetooth uhci_hcd
> > modprobe uhci_hcd
> > modprobe hci_usb
> > 
> > Not sure what information could be helpful:
> > 
> > Linux hermes 2.6.28 #2 PREEMPT Tue Dec 30 16:30:47 CET 2008 i686 i686
> > i386 GNU/Linux
> 
> if you are using 2.6.28 kernel, then just use the btusb driver instead
> of hci_usb. The hci_usb will be removed with 2.6.29 anyway.
> 
> Regards
> 
> Marcel
> 

Hi Marcel,

thanks for your suggestion.
I am now using the btusb driver but the problem remains,
except the kernel message has changed:

btusb_submit_intr_urb: hci0 urb f61e37c0 submission failed (2)

Regards
-Steffen

-- 
Hermes powered by LFS SVN-20070420 (Linux 2.6.28)

Best regards, Steffen Pankratz.

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