On Mon, Apr 19, 2010 at 12:29:49PM +0200, Takashi Iwai wrote:
> Hi Dmitry,
>
> At Mon, 19 Apr 2010 01:32:22 -0700,
> Dmitry Torokhov wrote:
> >
> > Hi Takashi,
> >
> > On Wed, Apr 14, 2010 at 05:10:22PM +0200, Takashi Iwai wrote:
> > > Add the detection of Synaptics Clickpad device.
> > > The device can be detected a new query command 0x0c. The clickpad
> > > flags are in cap[0]:4 and cap[1]:0 bits. But, the driver checks
> > > first the product id bits in the ext capabilities to be sure, so
> > > that it skips the new check on older devices.
> > >
> >
> > Instead of looking at the product id, can we check the number of
> > supported extended capabilities queries and act accordingly, like the
> > patch below?
>
> Yes, it worked. (Though, I've tested only new machines.)
>
Seems to be working on older (at least one ;) ) as well.
>
> > @@ -162,6 +163,16 @@ static int synaptics_capability(struct psmouse *psmouse)
> > priv->ext_cap &= 0xff0fff;
> > }
> > }
> > +
> > + if (SYN_EXT_CAP_REQUESTS(priv->capabilities) >= 4) {
> > + if (synaptics_send_cmd(psmouse, SYN_QUE_EXT_CAPAB_0C, cap)) {
> > + printk(KERN_ERR "Synaptics claims to have extended capability 0x0c,"
> > + " but I'm not able to read it.");
>
> Here missing a newline, BTW.
>
Fixed. Thank you for testing. I have that patch in 'for-linus' for .34.
Please push your synaptics X changes upstream as well.
--
Dmitry
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