Re: [E-devel] e17 todo

[Mike B. <mi...@ze...>]

On Fri, 13 May 2011 17:41:29 +0200
Mathieu Taillefumier <mat...@fr...> wrote:

> Hi,
> 
> > actually i see the backlight controls in:
> >
> > /proc/acpi/video/NGFX/LCD/brightness
> > /proc/acpi/video/NGFX/CRT/brightness
> > /proc/acpi/video/NGFX/HDMI/brightness
> > /sys/devices/virtual/backlight/acpi_video0/brightness
> > /sys/devices/pci0000:00/0000:00:1c.0/0000:02:00.0/leds/ath9k-phy0::radio/brightness
> > /sys/devices/pci0000:00/0000:00:1c.0/0000:02:00.0/leds/ath9k-phy0::assoc/brightness
> > /sys/devices/pci0000:00/0000:00:1c.0/0000:02:00.0/leds/ath9k-phy0::tx/brightness
> > /sys/devices/pci0000:00/0000:00:1c.0/0000:02:00.0/leds/ath9k-phy0::rx/brightness
> > /sys/devices/pci0000:00/0000:00:1c.1/0000:03:00.0/leds/mmc0::/brightness
> > /sys/devices/pci0000:00/0000:00:1c.1/0000:03:00.4/leds/mmc1::/brightness
> >
> > for example. some of these are led's for network and sd card slots, not the
> > screen.brightness controls also floating about in /proc
> >
> > on another laptop with a radeon it's:
> > /proc/acpi/video/VGA/DFP1/brightness
> > /proc/acpi/video/VGA/TV/brightness
> > /proc/acpi/video/VGA/CRT/brightness
> > /proc/acpi/video/VGA/LCD/brightness
> >
> > as well as more in /sys... pick the one thats used :) (probably LCD). i've
> > found others in other weird places. but whenever xrandr doesn't work - the
> > fallback is to go to /proc or /sys - also dont assume users will have the
> > latest and greatest of drivers and kernels so even if a newer driver does
> > work, an older may not, so need to go to /proc or /sys
> 
> Thanks ;). It is just that setting up backlight level on laptop with 
> nvidia card does not necessary works with acpi methods. Lot of people 
> have trouble with it (even me with my sony laptop on nvidia card) that 
> is why is not as simple as it seems. Anyway, I agree that I should not 
> assume that everyone will have the latest kernels+xorg+nvidia (amd) 
> stack on their computer. For now, I want to finish the xrandr part and 
> the dialog box and then I will tackle the acpi method.
> 
> >>>> - a nice little box indicating the backlight level when it is changed
> >>>> (edje kind of thing, related to themes).
> >>>
> >>> steal all the code from mixer gadget - for its gadget and popup. thats
> >>> what u need there. :)
> >>>
> >>>> - find a way to update backlight when modified by an other program
> >>>> (xbacklight for instance).
> >>>
> >>> for now i'd say use a poller like battery and temperature and make it poll
> >>> by default every 32ticks (4seconds). allow setting poll interval. should
> >>> also GET the backlight value first every time you try and modify it.
> >>
> >> It was more or lest my intention, i.e. I will use a timer and check that
> >> backlight property did not change outside e17. it is simple to do that.
> >> I will code that today if I have time.
> >
> > use a poller, not timer. :) see other modules like above :)
> >
> Ok. I will check the battery modules to see how to use them.
> 
> Mathieu
> 
> ------------------------------------------------------------------------------
> Achieve unprecedented app performance and reliability
> What every C/C++ and Fortran developer should know.
> Learn how Intel has extended the reach of its next-generation tools
> to help boost performance applications - inlcuding clusters.
> http://p.sf.net/sfu/intel-dev2devmay
> _______________________________________________
> enlightenment-devel mailing list
> enl...@li...
> https://lists.sourceforge.net/lists/listinfo/enlightenment-devel
if it's in /sys/ use eeze.

-- 
Mike Blumenkrantz
Zentific: NULL pointer dereferences now 50% off!