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SubjectRe: [PATCH] Make appletouch shut up when it has nothing to say
On Sun, 2007-05-13 at 20:57 +0100, Matthew Garrett wrote:
> Ok, I've tidied this up a little. I've separated the actual mode init
> code into a separate function in order to avoid code duplication, and no
> longer creating a new workqueue. The only other change is something that
> I /think/ is actually a bug in the driver to begin with, but I'd like
> some more feedback on that first - the first packet sent after the mode
> change has 0x20 in the final byte. This seems to be interpreted as a
> left mouse button press. As a result, moving the touchpad sends a false
> press after every reinitialisation, or (approximately) every time the
> pointer is moved. As far as I can tell this also happens with the
> existing code, but is probably not noticable there because it won't
> appear again after the first touch on the pad. Just skipping that case
> seems to work fine.

This patch indeed fixes the problem and I have yet to observe problems
with it... However I don't know whether a re-init is the intended way of
dealing with it...

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