On 05/13/2011 10:46 PM, Mike Blumenkrantz wrote: > On Fri, 13 May 2011 22:23:57 +0200 (CEST) > Vincent Torri<vto...@univ-evry.fr> wrote: > >> >> >> On Fri, 13 May 2011, Mike Blumenkrantz wrote: >> >>> On Fri, 13 May 2011 17:41:29 +0200 >>> Mathieu Taillefumier<mathieu.taillefum...@free.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 >>>> enlightenment-devel@lists.sourceforge.net >>>> https://lists.sourceforge.net/lists/listinfo/enlightenment-devel >>> if it's in /sys/ use eeze. >> >> eeze is linux only. There are other Unix OS out there that are running e17 >> and its modules >> >> Vincent > true, but for linux support it should be using eeze to ensure that it gets the > correct path and supports all possible controls. > I agree with you on that. Using eeze will simplify my life a bit on linux. As for the others Unix os, I will have to find someone with bsd/solaris/aix in my surrounding to check how I can have access to the acpi backlight control.
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 enlightenment-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/enlightenment-devel