lkml.org 
[lkml]   [2006]   [Jun]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: pl2303 ttyUSB0: pl2303_open - failed submitting interrupt urb, error -28
    On Mon, Jun 12, 2006 at 04:06:22PM -0400, Mark Lord wrote:
    > Greg,
    >
    > With 2.6.17-rc6-git2, I'm seeing this kernel message during start-up:
    >
    > pl2303 ttyUSB0: pl2303_open - failed submitting interrupt urb, error -28
    >
    > The pl2303 serial port is part of a USB1.1 Hub/dock device,
    > plugged into a USB2 port on my notebook.

    Known issue for years. Either plug it directly into the USB 2.0 root
    hub, or disable the ehci driver.

    > I get the same failure again when trying to use the port with Kermit.
    > This device was working fine here not long ago -- on the -rc5 kernels I
    > think.

    It's a flaky thing.

    Also, look in the -mm tree, there is a fix for this direct error, and
    hopefully some ehci fixes that enable the whole thing to work properly.

    thanks,

    greg k-h
    -
    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/

    \
     
     \ /
      Last update: 2006-06-12 22:54    [W:0.019 / U:89.404 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site