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    SubjectRe: [PATCH 4/4] Add support for Synaptics touchpad scroll wheels
    On Sun, Jan 30, 2005 at 11:36:48AM +0100, Peter Osterlund wrote:
    > Some Synaptics touchpads have a middle mouse button that also works as
    > a scroll wheel. Scroll data is reported as packets with w == 2 and
    > the scroll amount in byte 1, treated as a signed character. For some
    > reason, the smallest possible wheel movement is reported as a scroll
    > amount of 4 units. This amount is typically spread out over more than
    > one packet, so the driver has to accumulate scroll delta values to
    > correctly deal with this.
    > Signed-off-by: Peter Osterlund <>
    > ---

    Thanks, applied.

    Vojtech Pavlik
    SuSE Labs, SuSE CR
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