Messages in this thread | | | Date | Thu, 3 Jan 2013 20:46:12 +0000 | Subject | Re: [PATCH] samsung-laptop: Set keyboard backlight initially | From | Corentin Chary <> |
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Sorry for the lag...
On Mon, Dec 24, 2012 at 12:55 PM, Roland Stigge <stigge@antcom.de> wrote: > On 24/12/12 09:41, Corentin Chary wrote: >> On Sun, Dec 23, 2012 at 6:21 PM, Roland Stigge <stigge@antcom.de> wrote: >>> After boot, /sys/devices/platform/samsung/leds/samsung::kbd_backlight/brightness >>> shows the maximum value (8) by readout, but the led is off. I need to manually >>> set it to the respective value to have keyboard backlight. >> >> If the led is set to 0, what's the value after reboot ? 0 or 8 ? > > Right - when writing 0 there before restart, the led value is actually 8 > after reboot, and the LED hardware is ON. This holds for both reboot and > halt+poweron cycle.
Ok,
> Maybe this is related to the "#define MAX_BRIGHT 0x07" (which is unused > in samsung-laptop.c)? A bit confusing in the code - but your question > hints for some other bug (to be solved differently). Tell me if I can > help somehow, here.
I don't think this is really used.
>> What's the behavior on windows ? > > There is no windows available on this machine.
Too bad, let's assume your patch is the best behavior :). Will merge it soon.
-- Corentin Chary http://xf.iksaif.net
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