On Sun, 22 May 2005, Beber [LKML] wrote: > Hello, > > I've recently buy a new TFT screen : Dell UltraSharp 1704FPT which > have a USB Hub (4 ports) in it > (http://accessories.us.dell.com/sna/ProductDetail.aspx?sku=320-3952&c=us&l=en&cs=19&category_id=210&first=true&page=productlisting.aspx). > > When I plug USB between the screen and my motherboard. I get theses > messages in dmesg (with USB debug) with 2.6.11.9:
> usb 2-1: device descriptor read/64, error -71 > uhci_hcd 0000:00:09.0: uhci_result_control: failed with status 440000 > [c15c5240] link (015c51b2) element (015c4040) > 0: [c15c4040] link (015c4080) e0 Stalled CRC/Timeo Length=7 MaxLen=7 > DT0 EndPt=0 Dev=0, PID=2d(SETUP) (buf=1893c6c0) > 1: [c15c4080] link (015c40c0) e3 SPD Active Length=0 MaxLen=3f DT1 > EndPt=0 Dev=0, PID=69(IN) (buf=009bc1e0) > 2: [c15c40c0] link (00000001) e3 IOC Active Length=0 MaxLen=7ff DT1 > EndPt=0 Dev=0, PID=e1(OUT) (buf=00000000) > I've made a lot of search on google about theses errors and didn't > find anything. > I've include my .config in attachment. > > I _think_ it's not a configuration problem but maybe a kernel one or a > hardware one. > > I don't have Windows to test it so :/ > > What can I do for that ? I know C code (never made a kernel hack). Most likely it's a hardware problem with the hub built into your screen. One thing you can try that _might_ help is to specify the "old_scheme_first=y" module parameter for the usbcore module. Alan Stern ------------------------------------------------------- This SF.Net email is sponsored by Oracle Space Sweepstakes Want to be the first software developer in space? Enter now for the Oracle Space Sweepstakes! http://ads.osdn.com/?ad_id=7412&alloc_id=16344&op=click _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
