kernel.git/Documentation/ABI/stable/sysfs-class-backlight, branch linux-3.4.yHosts the 0x221E linux distro kernel.
https://git.0xinfinity.dev/distro/kernel.git/atom?h=linux-3.4.y2011-03-23T00:43:59Zbacklight: add backlight type2011-03-23T00:43:59ZMatthew Garrett2011-03-22T23:30:21Zurn:sha1:bb7ca747f8d6243b3943c5b133048652020f4a50
There may be multiple ways of controlling the backlight on a given
machine. Allow drivers to expose the type of interface they are
providing, making it possible for userspace to make appropriate policy
decisions.
Signed-off-by: Matthew Garrett <mjg@redhat.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: David Airlie <airlied@linux.ie>
Cc: Alex Deucher <alexdeucher@gmail.com>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Zhang Rui <rui.zhang@intel.com>
Cc: Len Brown <lenb@kernel.org>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
video/backlight: document sysfs interface2009-08-28T19:21:12ZCorentin Chary2009-08-28T12:56:43Zurn:sha1:3c4c1b69a2d76ac9a1c716233fde956dba757d76
Date and KernelVersion may be wrong because the backlight
interface was introduced before git initial import.
Cc:Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Len Brown <len.brown@intel.com>