Re: [PATCH 2/2] input: Add LED support to Synaptics device

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On Thu, Apr 15, 2010 at 09:12:18PM +0200, Pavel Machek wrote:
> Hi!
> 
> > The new Synaptics devices have an LED on the top-left corner.
> > This is controlled via the command 0x0a with parameters 0x88 or 0x10.
> > 
> > The detection of the LED isn't clear yet.  It should have been the new
> > capability bits that indicate the presence, but on real machines, it
> > doesn't fit.  So, for the time being, the driver checks the product id
> > in the ext capability bits and assumes that LED exists on the known
> > devices.
> > 
> > The support of LED is controlled via a normal input event with EV_LED
> > bit mask.  It supports LED_MUTE bit.  X driver can detect the LED
> > support by checking these bits.
> 
> Could we use generic LED API for this? It is not really 'mute' led
> after all...

Yep, LED_MUTE is not for "muting" touchpads.

-- 
Dmitry
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