Messages in this thread | | | Date | Tue, 20 May 2008 10:25:21 +0200 | From | Lennert Buytenhek <> | Subject | Re: [Bug #10713] ehci splatter in 2.6.26-rc2 |
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On Mon, May 19, 2008 at 11:13:11PM -0700, David Brownell wrote:
> > A bisect turns up this: > > > > 7329e211b987a493cbcfca0e98c60eb108ab42df is first bad commit > > commit 7329e211b987a493cbcfca0e98c60eb108ab42df > > Author: Alan Stern <stern@rowland.harvard.edu> > > Date: Thu Apr 3 18:02:56 2008 -0400 > > > > USB: root hubs don't lie about their number of TTs > > > > Currently EHCI root hubs enumerate with a bDeviceProtocol code > > indicating that they possess a Transaction Translator. However the > > vast majority of controllers do not... > > > > And indeed, reverting this commit from 2.6.26-rc3 makes my system > > stop oopsing when I plug in the USB-PS/2 adapter (a low speed device), > > and makes it work again as it did in 2.6.25. > > > > Any other info I can provide or tests I can run? > > I'm guessing that this has a version of the ARC/TDI/whoever-now-owns-it > IP, on a PCI bus? But without the integrated TT option? > > If this is on a PCI bus, then try removing the ehci-pci.c line added > by that patch, see if that helps.
No, this is not on a PCI bus -- this is the on-chip EHCI controller of the Marvell Orion ARM SoC (ehci-orion.c.)
I have honestly no idea whether the IP is in-house or third-party. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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