diff options
-rw-r--r-- | Documentation/ibm-acpi.txt | 22 |
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): | |||
30 | - ACPI sounds | 30 | - ACPI sounds |
31 | - temperature sensors | 31 | - temperature sensors |
32 | - Experimental: embedded controller register dump | 32 | - Experimental: embedded controller register dump |
33 | - Experimental: LCD brightness control | 33 | - LCD brightness control |
34 | - Experimental: volume control | 34 | - Volume control |
35 | - Experimental: fan speed, fan enable/disable | 35 | - Experimental: fan speed, fan enable/disable |
36 | 36 | ||
37 | A compatibility table by model and feature is maintained on the web | 37 | 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 | |||
523 | with this, do send me your results (including some complete dumps with | 523 | with this, do send me your results (including some complete dumps with |
524 | a description of the conditions when they were taken.) | 524 | a description of the conditions when they were taken.) |
525 | 525 | ||
526 | EXPERIMENTAL: LCD brightness control -- /proc/acpi/ibm/brightness | 526 | LCD brightness control -- /proc/acpi/ibm/brightness |
527 | ----------------------------------------------------------------- | 527 | --------------------------------------------------- |
528 | |||
529 | This feature is marked EXPERIMENTAL because the implementation | ||
530 | directly accesses hardware registers and may not work as expected. USE | ||
531 | WITH CAUTION! To use this feature, you need to supply the | ||
532 | experimental=1 parameter when loading the module. | ||
533 | 528 | ||
534 | This feature allows software control of the LCD brightness on ThinkPad | 529 | This feature allows software control of the LCD brightness on ThinkPad |
535 | models which don't have a hardware brightness slider. The available | 530 | models which don't have a hardware brightness slider. The available |
@@ -542,13 +537,8 @@ commands are: | |||
542 | The <level> number range is 0 to 7, although not all of them may be | 537 | The <level> number range is 0 to 7, although not all of them may be |
543 | distinct. The current brightness level is shown in the file. | 538 | distinct. The current brightness level is shown in the file. |
544 | 539 | ||
545 | EXPERIMENTAL: Volume control -- /proc/acpi/ibm/volume | 540 | Volume control -- /proc/acpi/ibm/volume |
546 | ----------------------------------------------------- | 541 | --------------------------------------- |
547 | |||
548 | This feature is marked EXPERIMENTAL because the implementation | ||
549 | directly accesses hardware registers and may not work as expected. USE | ||
550 | WITH CAUTION! To use this feature, you need to supply the | ||
551 | experimental=1 parameter when loading the module. | ||
552 | 542 | ||
553 | This feature allows volume control on ThinkPad models which don't have | 543 | This feature allows volume control on ThinkPad models which don't have |
554 | a hardware volume knob. The available commands are: | 544 | a hardware volume knob. The available commands are: |