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authorPaul Mundt <lethal@linux-sh.org>2010-08-20 20:52:23 +0900
committerPaul Mundt <lethal@linux-sh.org>2010-08-20 20:52:23 +0900
commitb9afa3e015273a52718e0a7efe198a0df76be880 (patch)
tree88cf67276533fcd5622d4cc2165ba889a98bb0db /Documentation/laptops/thinkpad-acpi.txt
parent144c7494239f12d554806439a17ad8203c7b2d3a (diff)
parent763008c4357b73c8d18396dfd8d79dc58fa3f99d (diff)
downloadlinux-stable-b9afa3e015273a52718e0a7efe198a0df76be880.tar.gz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: arch/sh/kernel/process_32.c Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'Documentation/laptops/thinkpad-acpi.txt')
-rw-r--r--Documentation/laptops/thinkpad-acpi.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/laptops/thinkpad-acpi.txt b/Documentation/laptops/thinkpad-acpi.txt
index f6f80257addb..1565eefd6fd5 100644
--- a/Documentation/laptops/thinkpad-acpi.txt
+++ b/Documentation/laptops/thinkpad-acpi.txt
@@ -1024,6 +1024,10 @@ ThinkPad-specific interface. The driver will disable its native
backlight brightness control interface if it detects that the standard
ACPI interface is available in the ThinkPad.
+If you want to use the thinkpad-acpi backlight brightness control
+instead of the generic ACPI video backlight brightness control for some
+reason, you should use the acpi_backlight=vendor kernel parameter.
+
The brightness_enable module parameter can be used to control whether
the LCD brightness control feature will be enabled when available.
brightness_enable=0 forces it to be disabled. brightness_enable=1