usb/125941: not working wheel on my microsoft notebook optical mouse 3000

[Kai Wang]

The following reply was made to PR usb/125941; it has been noted by GNATS.

From: Kai Wang <kaiwang27 at gmail.com>
To: Grzegorz Blach <magik at back-up.pl>
Cc: FreeBSD-gnats-submit at FreeBSD.org, freebsd-usb at FreeBSD.org
Subject: Re: usb/125941: not working wheel on my microsoft notebook optical
	mouse 3000
Date: Tue, 12 Aug 2008 19:18:44 +0200

 On Tue, Aug 12, 2008 at 07:01:37PM +0200, Grzegorz Blach wrote:
 > On Tue, 12 Aug 2008 18:42:24 +0200
 > Kai Wang <kaiwang27 at gmail.com> wrote:
 > 
 > > On Tue, Aug 12, 2008 at 06:17:44PM +0200, Grzegorz Blach wrote:
 > > > On Tue, 12 Aug 2008 17:01:39 +0200
 > > > Kai Wang <kaiwang27 at gmail.com> wrote:
 > > > 
 > > > > > > > > Could you please try the patch attached
 > > > > > > > > against /sys/dev/usb/hid.c along with the debug printf
 > > > > > > > > patch for ums.c, and see what the result will be?
 > > > > > > > > 
 > > > > > > > > 
 > > > > > > > 
 > > > > > > > kernel with appiled this two patches reports that:
 > > > > > > > 
 > > > > > > > ums0: <Microsoft Microsoft Notebook Optical Mouse with Tilt
 > > > > > > > Wheel, class 0/0, rev 2.00/1.20, addr 2> on uhub0 ums0:
 > > > > > > > mouse has no Y report device_attach: ums0 attach returned 6
 > > > > > > > 
 > > > > > > 
 > > > > > > Sorry I made a mistake in previous patch. 
 > > > > > > 
 > > > > > > How about this one?
 > > > > > > 
 > > > > > 
 > > > > > Again, the same message as above:
 > > > > > 
 > > > > > ums0: <Microsoft Microsoft Notebook Optical Mouse with Tilt
 > > > > > Wheel, class 0/0, rev 2.00/1.20, addr 2> on uhub0
 > > > > > ums0: mouse has no Y report
 > > > > > device_attach: ums0 attach returned 6
 > > > > 
 > > > > Strange.. This should not happen. Did you revert previous hid.c
 > > > > patch before applying this one?
 > > > 
 > > > OK, I have updated source from cvs, then appiled hid.diff and
 > > > rebuild kernel, when kernel boot I see:
 > > > 
 > > >   ums0: <Microsoft Microsoft Notebook Optical Mouse with Tilt Wheel,
 > > >   class 0/0, rev 2.00/1.20, addr 2> on uhub0 wheel=1
 > > >   sc->flags=0x0001
 > > >   ums0: 3 buttons and Z dir.
 > > >   sc->sc_loc_z.size=8
 > > 
 > > Great! Thank you again for testing all these stuff.
 > > 
 > > > Wheel is working correctly, but I don't have info about TILT dir
 > > > (but I never used this direction).
 > > 
 > > It was wrong that ums(4) reported the mouse has "a TILT dir" before.
 > > The TWHEEL(0x48) usage inside the report desc of this mouse is a
 > > FEATURE item, while the Microsoft Wireless Intellimouse 2.0 quirk
 > > (the hid_locate call around line 334) tries to find a TWHEEL usage
 > > with a INPUT item, because of the hid parser bug, it will mistakenly
 > > find the next INPUT item, (which is the WHEEL input item) and report
 > > the "TILT dir".
 > > 
 > > 
 > 
 > I don't understand:
 > 
 > Is TILT dir working when it isn't reported.
 > 
 > Microsoft notebook optical 3000
 > and Microsoft wireless intellimouse
 > 2.0, both support TITL dir.
 > 
 > In documentation this is mentioned as "4-way scrolling with tilt wheel
 > technology".
 
 I don't know if ums(4) support the TITL dir of this mouse, I guess not.
 It just falsely reports it before patching.
 
 You could try to use TITL wheel with and without patching, see if there
 is a difference.
 
 Thanks,
 Kai