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SubjectRe: [PATCH] Synaptics TouchPad driver for 2.5.70
On Wed, Jun 11, 2003 at 07:05:31AM +0200, Peter Osterlund wrote:
> [ I'm resending this because the previous message never showed up on
> the list. Maybe it was too big. ]
>
> Hi!
>
> Here is a driver for the Synaptics TouchPad for 2.5.70. It is largely
> based on the XFree86 driver. This driver operates the touchpad in
> absolute mode and emulates a three button mouse with two scroll
> wheels. Features include:
>
> * Multi finger tapping.
> * Vertical and horizontal scrolling.
> * Edge scrolling during drag operations.
> * Palm detection.
> * Corner tapping.
>
> The only major missing feature is runtime configuration of driver
> parameters. What is the best way to implement that?

sysfs, of course.

> I was thinking of
> sending EV_MSC events to the driver using the /dev/input/event*
> interface and define my own codes for the different driver parameters.

No, not that ...

> The patch is available here:
>
> http://w1.894.telia.com/~u89404340/patches/synaptics_driver.patch
>
> Comments?

IMO it should use ABS_ events and the relativization should be done in
the XFree86 driver. Other than that, it looks quite OK.

--
Vojtech Pavlik
SuSE Labs, SuSE CR
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