Re: [PATCH v2] Input: Bug 18122 - Support Lenovo S10-3t's 2-buttonClickPad

From: Dmitry Torokhov
Date: Tue Nov 30 2010 - 02:50:47 EST


On Tue, Nov 30, 2010 at 03:44:06PM +0800, Yan Li wrote:
> This is for kernel bug #18122 and MeeGo bug #4807, version 2.
>
> Lenovo S10-3t's ClickPad is a 2-button ClickPad that reports BTN_LEFT
> and BTN_RIGHT as normal touchpad, unlike the 1-button ClickPad used in
> HP mini 210 that reports solely BTN_MIDDLE.
>
> Of c0-cap response, the 1-button ClickPad has the 20-bit set while
> 2-button ClickPad has the 8-bit set.
>
> This patch makes the kernel only handle 1-button ClickPad specially,
> and treat 2-button ClickPad as same as other normal touchpads.
>

As Takashi mentioned, HP Clickpads have the same 0x0c signature than
Lenovos non-clickpads so this is not that simple. We need to wait and
see if Christopher will shed some light here...

Thanks.

--
Dmitry
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