https://github.com/torvalds/linux
Revision 056c308d3e4859334b519033d62ef050f0e0e261 authored by Zhang Rui on 22 June 2009, 03:31:14 UTC, committed by Len Brown on 24 June 2009, 03:19:13 UTC
Create symbol link from backlight class device to ACPI video device.

More and more laptops are shipped with multiple ACPI
video devices, while we export only one of them to userspace.

With this patch applied, we can know which ACPI video device
is used by "cat /sys/class/backlight/acpi_video0/device/path".

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
1 parent 07a2039
History
Tip revision: 056c308d3e4859334b519033d62ef050f0e0e261 authored by Zhang Rui on 22 June 2009, 03:31:14 UTC
Show the physical device node of backlight class device.
Tip revision: 056c308
File Mode Size
Documentation
arch
block
crypto
drivers
firmware
fs
include
init
ipc
kernel
lib
mm
net
samples
scripts
security
sound
usr
virt
.gitignore -rw-r--r-- 885 bytes
.mailmap -rw-r--r-- 3.9 KB
COPYING -rw-r--r-- 18.3 KB
CREDITS -rw-r--r-- 91.6 KB
Kbuild -rw-r--r-- 2.4 KB
MAINTAINERS -rw-r--r-- 144.8 KB
Makefile -rw-r--r-- 53.8 KB
README -rw-r--r-- 16.7 KB
REPORTING-BUGS -rw-r--r-- 3.1 KB

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