I checked with 2.6.27 kernel. Its not working. I am getting the same message printed again and again. If its a problem with the hardware itself, whcy its working after some 20-30 minutes, ( and sometimes by uhci). I have seen this working with ehci in my box with the docking station. On Fri, May 29, 2009 at 6:51 AM, Jithin Emmanuel <jithin1987@xxxxxxxxx> wrote: > Yes when using docking station it fails over to uhci and when not it mostly > uses ehci. I have seen it using even uhci when not in docking station. In a > 2.6.27 kernel I saw it using ehci even with docking station. > > What annoys most is the time taken to appear as ready to mount some times it > takes up to 30 mins. > > But if I connect it during boot it gets detected fast, mostly after login > though it keeps printing those error messages. > > I will check again with other laptops with different kernels. > > On Thu, May 28, 2009 at 9:23 PM, Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> > wrote: >> >> On Wed, 27 May 2009, Andrew Morton wrote: >> >> > (switched to email. Please respond via emailed reply-to-all, not via >> > the >> > bugzilla web interface). >> > >> > On Mon, 18 May 2009 08:37:42 GMT bugzilla-daemon@xxxxxxxxxxxxxxxxxxx >> > wrote: >> > >> > > http://bugzilla.kernel.org/show_bug.cgi?id=13335 >> > > >> > > Summary: USB portable hdd taking 10 - more than 30 minutes >> > > to >> > > detect >> >> > > In the mean time I am seeing these in /var/log/syslog >> > > >> > > May 18 13:55:53 grainlead-lx kernel: [ 416.713368] hub 2-0:1.0: >> > > unable to >> > > enumerate USB device on port 5 >> > > May 18 13:55:53 grainlead-lx kernel: [ 416.900361] hub 2-0:1.0: >> > > unable to >> > > enumerate USB device on port 5 >> >> (Two of those are enough to get the idea across. Including 100 of them >> doesn't really add much new information...) >> >> > > I am using a docking station with my laptop compaq 6910p, when using >> > > docking >> > > station it gets detected with uhci_hcd, so getting on USB 1.1 speed. >> > > When not >> > > using docking station it gets detected with ehci_hcd . >> >> Does this mean the drive works okay with EHCI when the laptop isn't >> docked but fails over to UHCI when it is docked? >> >> > > This is an apollo imation portable drive which used to work fine >> > > before 2.6.28 >> > > kernel. >> >> You mean it used to work with EHCI even when the laptop was docked? >> >> > > This is the case with 2.6.28 and 29 kernel with 2.6.30-rc5 Its not >> > > mounting at >> > > all. It just keeps printing >> > > >> > > hub 2-0:1.0: unable to enumerate USB device on port >> > > >> > > It could also be a device problem. I am dual booting with windows, >> > > when >> > > connecting under windows, though it mounts immediately its mounting as >> > > usb 1.1 >> > > with a message connect to a high speed device >> >> Have you tried going back to a pre-2.6.28 kernel to see if it still >> works? Maybe something in the docking station broke when you upgraded. >> >> Alan Stern >> >> > > > > -- > Regards > Jithin Emmanuel > http://spotm.in > Bette Davis - "Brought up to respect the conventions, love had to end in > marriage. I'm afraid it did." -- Regards Jithin Emmanuel http://spotm.in Helen Rowland - "One man's folly is another man's wife." - http://www.brainyquote.com/quotes/authors/h/helen_rowland.html -- 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
