On Fri, Mar 11, 2016 at 03:25:01PM +0300, Aleksey Kuleshov wrote: > > Here it is. It now works, presumable because of your recent change to > > the interrupt transactions (ehci-hcd: preserve DTC in QH for interrupt > > transactions). > > I don't know what you mean, but this patch almost worked. I slightly changed it > and I get working patch: I tested 4 keyboards, only one of them (some Genius) > behave strangely, but this is not related to my recent patch you mentioned. > > For Genius keyboard I got these messages: > Bus 001 Device 003: ID 1c4f:0026 USB Keyboard > usb-keyboard usb1-0-2: USB keyboard found > usb-keyboard usb1-0-2: Timeout poll on interrupt endpoint > usb-keyboard usb1-0-2: got wrong buffer back (00000000 instead of 82130fd8) > > And tons of such messages: > usb-keyboard usb1-0-2: usb_submit_int_msg() failed. Keyboard disconnect? > when there was screen scrolling (which is very slow in my case). > > Can you elaborate a little what does not work in your case? You misunderstood me. My patch works for me without issues. The question is why it does, because last time I tested it it didn't work. I assume that your "ehci-hcd: preserve DTC in QH for interrupt transactions" patch which is now in my tree *fixes* the behaviour for me. > > PS. Right now, I'm trying to investigate strange behaviour of Genius keyboard. > I think next week I'll send you patch on your patch. Thanks Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
