Re: [PATCH v4 2/2] cap11xx: add LED support

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On Wed, Jun 17, 2015 at 02:53:26PM -0700, Matt Ranostay wrote:
> On Wed, Jun 17, 2015 at 1:59 AM, Daniel Mack <daniel@xxxxxxxxxx> wrote:
> > On 06/17/2015 08:49 AM, Matt Ranostay wrote:
> >> Actually after further reading of the datasheet and testing with
> >> i2ctools it seems cap11xx_input_close() isn't putting the device in
> >> DEEP SLEEP mode.
> >>
> >> Any thoughts why?
> >
> > No, sorry. IIRC, the board I wrote the driver for didn't give me the
> > ability to measure power consumption.
> >
> 
> I can confirm it never goes to deep sleep or cap11xx_input_close()
> gets called. Does evdev kernel module increment/input_open_device even
> if nothing in userspace is accessing the /dev/event/inputX nodes?

No it does not. On the other hand there is VT that does keep all
keyboard-like devices open.

Thanks.

-- 
Dmitry
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