Frank Murphy schrieb:
I'm trying to migrate from a 2.4 to a 2.6 kernel, but I have one last problem
keeping me with 2.4.25. There's a problem with adjusting screen brightness
under X (4.3.0.dfsg.1-8).
I'm running pbbuttonsd 0.6.6-2 with gtkpbbuttons 0.6.4-3 (which are tools that
enable the LC
Benjamin Herrenschmidt schrieb:
What machine model precisely ? If it's an iBook, only the very first one
had a mach64 based chip and indeed used atyfb-based brightness control,
that might have been broken...
My machine is an orange iBook (300MHz), lspci:
:00:0b.0 Host bridge: Apple Computer
Frank Murphy schrieb:
Well, the backlight control is done by writing to one of the LCD
register, you can try to track down the values in there and eventually
compare with 2.4
I'll try to look at this, but I don't know very much about it.
is it possible that using acceleration in the X server
Christof Petig schrieb:
My last experiment with 2.6.9 gave me (IIRC): The console is switched to
a text console, some power management transition messages appear, the
hard disc parks, the text remains readable ... Pressing a screen gives
CD spinup, more messages and the computer switches back
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