This bug was just originally affecting msi wind u100 netbooks,  it
seems the regression has expanded or more people are just reporting
the bug


On Mar 21, 2010, at 4:01 PM, lemmy <email address hidden> wrote:

> Hi,
> I have Dell inspiron 1720 laptop. This issue appears again with
> message:
> (20.021050) uvcvideo: failed to query (129) UVC probe control: -32
> ( exp. 26)
>
>
> uname -a
> Linux 2.6.31-20-generic #58-Ubuntu SMP Fri Mar 12 04:38:19 UTC 2010
> x86_64 GNU/Linux
>
> lsusb
> Bus 002 Device 003: ID 05a9:2640 OmniVision Technologies, Inc.
> OV2640 Webcam
>
> --
> regression: uvcvideo module makes "cannot reset port" error on usb
> with bison webcam (5986:0203): USB and suspend fails
> https://bugs.launchpad.net/bugs/435352
> You received this bug notification because you are a direct subscriber
> of a duplicate bug.
>
> Status in Ubuntu Release Notes: Fix Released
> Status in “linux” package in Ubuntu: Fix Released
> Status in “linux” source package in Karmic: Fix Released
>
> Bug description:
> (This bug report supersedes bug #427327)
>
> On my MSI Wind with bison webcam (5986:0203) most of the time I boot
> karmic (2.6.31-10.35 kernel) I get these error in dmesg:
>
> [   18.861916] ehci_hcd 0000:00:1d.7: force halt; handhake f8046424 00004000 00000000
>  -> -110
> [   18.877866] hub 1-0:1.0: cannot reset port 6 (err = -108)
> [   18.877882] hub 1-0:1.0: cannot reset port 6 (err = -108)
> [   18.877893] hub 1-0:1.0: cannot reset port 6 (err = -108)
> [   18.877904] hub 1-0:1.0: cannot reset port 6 (err = -108)
> [   18.877913] hub 1-0:1.0: cannot reset port 6 (err = -108)
> [   18.877921] hub 1-0:1.0: Cannot enable port 6.  Maybe the USB
> cable is bad?
>
> As a consequence the system will fail to suspend and recognize USB
> mass storage devices, which is a main problem.
>
> Further investigation shows it only happens when the uvcvideo module
> is loaded.
>
> System works well if uvcvideo is not loaded, either by disabling the
> webcam before rebooting (FN+F6) or by blacklisting the uvcvideo
> module in /etc/modconf.d/.
>
> If I blacklist uvcvideo and load it manually after boot (modprobe)
> the same thing happens: most of the time I get "cannot reset port"
> error and USB storage and suspend is non-functional from then on.
>
> In very rare occasions (1 in 10 or less) the system loads uvcvideo
> and does not give "cannot reset port" errors and all suspend, USB
> storage and webcam are functional.
>
> This is a regression since it does not happen with ubuntu 9.04: I
> have used 9.04 for months before and it also works well if I boot
> with 9.04-netbook-remix usb image.
>
> Considering that the MSI Wind and its several clones are quite
> popular and that this bug will make suspend and USB unfunctional, it
> may have a quite big impact on ubuntu users, specially the netbook-
> remix friends.
>
> ProblemType: Bug
> AplayDevices:
> **** List of PLAYBACK Hardware Devices ****
> card 0: Intel [HDA Intel], device 0: ALC1200 Analog [ALC1200 Analog]
>   Subdevices: 1/1
>   Subdevice #0: subdevice #0
> Architecture: i386
> AudioDevicesInUse:
> USER        PID ACCESS COMMAND
> /dev/snd/controlC0:  jjchico    1879 F.... pulseaudio
> CRDA: Error: [Errno 2] No existe el fichero ó directorio
> Card0.Amixer.info:
> Card hw:0 'Intel'/'HDA Intel at 0xffe00000 irq 16'
>   Mixer name    : 'Realtek ALC1200'
>   Components    : 'HDA:10ec0888,14620110,00100101'
>   Controls      : 21
>   Simple ctrls  : 13
> Date: Wed Sep 23 17:19:36 2009
> DistroRelease: Ubuntu 9.10
> MachineType: MICRO-STAR INTERNATIONAL CO., LTD U-100
> Package: linux-image-2.6.31-10-generic 2.6.31-10.35
> ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.31-10-generic
> root=UUID=b18af3c8-62ae-4d9c-b27e-9ed6aa137ff1 ro quiet splash
> ProcEnviron:
> LANG=es_ES.UTF-8
> SHELL=/bin/bash
> ProcVersionSignature: Ubuntu 2.6.31-10.35-generic
> RelatedPackageVersions:
> linux-backports-modules-2.6.31-10-generic N/A
> linux-firmware 1.19
> RfKill:
>
> SourcePackage: linux
> Tags:  ubuntu-unr
> Uname: Linux 2.6.31-10-generic i686
> dmi.bios.date: 07/16/2008
> dmi.bios.vendor: American Megatrends Inc.
> dmi.bios.version: 4.6.3
> dmi.board.asset.tag: To be filled by O.E.M.
> dmi.board.name: U-100
> dmi.board.vendor: MICRO-STAR INTERNATIONAL CO., LTD
> dmi.board.version: Ver.001
> dmi.chassis.asset.tag: To Be Filled By O.E.M.
> dmi.chassis.type: 3
> dmi.chassis.vendor: MICRO-STAR INTERNATIONAL CO., LTD
> dmi.chassis.version: Ver.001
> dmi.modalias:
> dmi:bvnAmericanMegatrendsInc.:bvr4.6.3:bd07/16/2008:svnMICRO-
> STARINTERNATIONALCO.,LTD:pnU-100:pvrVer.001:rvnMICRO-
> STARINTERNATIONALCO.,LTD:rnU-100:rvrVer.001:cvnMICRO-
> STARINTERNATIONALCO.,LTD:ct3:cvrVer.001:
> dmi.product.name: U-100
> dmi.product.version: Ver.001
> dmi.sys.vendor: MICRO-STAR INTERNATIONAL CO., LTD
>
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