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authorStefan Schmidt <stefan@datenfreihafen.org>2006-09-22 14:19:15 +0400
committerLen Brown <len.brown@intel.com>2006-10-14 08:32:23 +0400
commit24f7ff0af855ece60064a2532d8b316df02983c6 (patch)
tree8d8440a32deda295387eec1ba5d081ac2cbc214f /Documentation/ibm-acpi.txt
parent4d6bd5ea4ec4991901a8cf5a586babef68e1fa3f (diff)
downloadlinux-24f7ff0af855ece60064a2532d8b316df02983c6.tar.xz
ACPI: ibm_acpi: Update documentation for brightness and volume.
Document the change of the experimental flag for brightness and volume. Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org> Acked-by: Borislav Deianov <borislav@users.sourceforge.net> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'Documentation/ibm-acpi.txt')
-rw-r--r--Documentation/ibm-acpi.txt22
1 files changed, 6 insertions, 16 deletions
diff --git a/Documentation/ibm-acpi.txt b/Documentation/ibm-acpi.txt
index 71aa40345272..1672590d8efa 100644
--- a/Documentation/ibm-acpi.txt
+++ b/Documentation/ibm-acpi.txt
@@ -30,8 +30,8 @@ detailed description):
- ACPI sounds
- temperature sensors
- Experimental: embedded controller register dump
- - Experimental: LCD brightness control
- - Experimental: volume control
+ - LCD brightness control
+ - Volume control
- Experimental: fan speed, fan enable/disable
A compatibility table by model and feature is maintained on the web
@@ -523,13 +523,8 @@ registers contain the current battery capacity, etc. If you experiment
with this, do send me your results (including some complete dumps with
a description of the conditions when they were taken.)
-EXPERIMENTAL: LCD brightness control -- /proc/acpi/ibm/brightness
------------------------------------------------------------------
-
-This feature is marked EXPERIMENTAL because the implementation
-directly accesses hardware registers and may not work as expected. USE
-WITH CAUTION! To use this feature, you need to supply the
-experimental=1 parameter when loading the module.
+LCD brightness control -- /proc/acpi/ibm/brightness
+---------------------------------------------------
This feature allows software control of the LCD brightness on ThinkPad
models which don't have a hardware brightness slider. The available
@@ -542,13 +537,8 @@ commands are:
The <level> number range is 0 to 7, although not all of them may be
distinct. The current brightness level is shown in the file.
-EXPERIMENTAL: Volume control -- /proc/acpi/ibm/volume
------------------------------------------------------
-
-This feature is marked EXPERIMENTAL because the implementation
-directly accesses hardware registers and may not work as expected. USE
-WITH CAUTION! To use this feature, you need to supply the
-experimental=1 parameter when loading the module.
+Volume control -- /proc/acpi/ibm/volume
+---------------------------------------
This feature allows volume control on ThinkPad models which don't have
a hardware volume knob. The available commands are: