Is it possible to have E's backlight module also set this value when it trys
to control things?
echo {0-255} > /sys/class/leds/lcd-backlight/brightness
Works on my little tablet I am working with.
On Tue, Jul 5, 2011 at 5:59 AM, Carsten Haitzler <ras...@rasterman.com>wrote:
> On Fri, 1 Jul 2011 09:06:56 -0500 Jeff Hoogland <jeffhoogl...@linux.com>
> said:
>
> right now - no. it's actuallly something i'd like to add. along with have e
> auto-suspend after screen is "blank" for more than N seconds.
>
> now for UNLOCKING... that's not something easily done as any key in x will
> then
> wake the "screenlock/dpms" up. there is no way i know of to keep dpms
> enabled
> when keys are pressed and only have it manually controleld via x clients.
>
> as for backlignt/dim stuff. i have found some devices have backlight
> controls
> but they just dont work. specifically this samsung laptop on my desk.
>
> /sys/devices/virtual/backlight/XXX/brightness
>
> is what e's backlight control will use if xrandr doesnt offer backlight
> controls via x11. XXX is acpi_video0 if it finds that OR is the first
> directory
> that has brightness and max_brightness and where max_brightness is > 0.
> this
> samsung laptop lets me echo any value to the brightness file (Thats how you
> control it) but brightness just doesnt change. the /sysfs file tell sme the
> value i set and adjusts as expected but backlight itself doesnt change at
> all.
>
> e_backlight_main.c is the tools e builds for doing this "swizzling". oh
> note..
> e installs this as suid-root. do your packages remove the suid root bit? it
> needs to be suid-root to modify the backlight.
>
> > Howdy All,
> >
> > Two questions this morning. First - is it currently possible to have a
> > keybinding lock the screen (make the system no longe except mouse input
> and
> > turn off display) and then have that same key unlock the screen when
> pressed
> > again? I was digging through the key binding settings and I didn't see
> > anything like this, but wouldn't be the first time I've missed something
> in
> > there.
> >
> > Second, how can I debug why the backlight and dim/undim commands are not
> > working with my hardware?
> >
> > --
> > ~Jeff Hoogland <http://jeffhoogland.com/>
> > Thoughts on Technology <http://jeffhoogland.blogspot.com/>, Tech Blog
> > Bodhi Linux <http://bodhilinux.com/>, Enlightenment for your Desktop
> >
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>
>
> --
> ------------- Codito, ergo sum - "I code, therefore I am" --------------
> The Rasterman (Carsten Haitzler) ras...@rasterman.com
>
>
--
~Jeff Hoogland <http://jeffhoogland.com/>
Thoughts on Technology <http://jeffhoogland.blogspot.com/>, Tech Blog
Bodhi Linux <http://bodhilinux.com/>, Enlightenment for your Desktop
------------------------------------------------------------------------------
All of the data generated in your IT infrastructure is seriously valuable.
Why? It contains a definitive record of application performance, security
threats, fraudulent activity, and more. Splunk takes this data and makes
sense of it. IT sense. And common sense.
http://p.sf.net/sfu/splunk-d2d-c2
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