On Wed, 2004-09-22 at 22:56, Alan Stern wrote:
> On Wed, 22 Sep 2004, Ian Kumlien wrote:
> 
> > What the bluez developer gathered:
> > This looks really like an ohci_hcd problem with interrupt URBs.
> > 
> > Controllers and drivers:
> > ehci_hcd 0000:00:02.2: nVidia Corporation nForce2 USB Controller
> > ehci_hcd 0000:00:02.2: irq 193, pci mem f8814000
> > ehci_hcd 0000:00:02.2: new USB bus registered, assigned bus number 1
> > ehci_hcd 0000:00:02.2: USB 2.0 enabled, EHCI 1.00, driver 2004-May-10
> > ohci_hcd: 2004 Feb 02 USB 1.1 'Open' Host Controller (OHCI) Driver (PCI)
> > ohci_hcd 0000:00:02.0: nVidia Corporation nForce2 USB Controller
> > ohci_hcd 0000:00:02.0: irq 177, pci mem f8816000
> > ohci_hcd 0000:00:02.0: new USB bus registered, assigned bus number 2
> > ohci_hcd 0000:00:02.1: nVidia Corporation nForce2 USB Controller (#2)
> > ohci_hcd 0000:00:02.1: irq 185, pci mem f8818000
> > ohci_hcd 0000:00:02.1: new USB bus registered, assigned bus number 3
> > 
> > And the final error when inserting a USB BT dongle:
> > usb 1-3.4: new full speed USB device using address 12
> > ehci_hcd 0000:00:02.2: qh f7e54680 (#0) state 1
> > hci_usb_intr_rx_submit: hci0 intr rx submit failed urb f7b81274 err -28
> > 
> > from proc/interrupts:
> > 177:          0   IO-APIC-level  ohci_hcd
> > 185:          0   IO-APIC-level  ohci_hcd
> > 193:      24812   IO-APIC-level  ehci_hcd
> 
> Error -28 is -ENOSPC, which means the USB bandwidth was exhausted.  Too 
> many devices were plugged into the same controller.  Unplugging some of 
> the other devices ought to help.  Or even plugging the BT controller into 
> one of the other ports rather than the external high-speed hub, since it 
> is only a full-speed device.

Hurrm, thats really odd... Esp since it does this in both hubs
regardless of load.

And now i get:
usb 2-1: new full speed USB device using address 5
usb 2-1: device not accepting address 5, error -110

How about some better error reporting? =)

-- 
Ian Kumlien <pomac () vapor ! com> -- http://pomac.netswarm.net

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