Bug#407671: Missing CONFIG_PMAC_BACKLIGHT_LEGACY breaks backlight control
severity 407671 wishlist
thanks
On Sat, Jan 20, 2007 at 01:18:26PM +0100, Matthias Grimm wrote:
> This option disables some PMU ioctls that won't be needed anymore due
> to the sysfs backlight interface. Unfortunately the current setting also
> disables IOC_GRAB_BACKLIGHT, that _is_ needed by any user space daemon that
> likes to control the LCD backlight.
Why? IOC_GRAB_BACKLIGHT is used to add some lock to it.
> This bug is at least grave because it will break system daemons like
> pbbbuttons, hal and any other that controls the backlight on powerpc.
No, it is wishlist. The userspace tools have to be fixed to cope with
that.
The code is unchanged in 2.6.20-rc5, so the behaviour is not yet
questionable. If it is broken, bug upstream first.
Bastian
--
Many Myths are based on truth
-- Spock, "The Way to Eden", stardate 5832.3
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