diff options
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/laptops/thinkpad-acpi.txt | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/Documentation/laptops/thinkpad-acpi.txt b/Documentation/laptops/thinkpad-acpi.txt index 73b80a7e9b03..947b72654e36 100644 --- a/Documentation/laptops/thinkpad-acpi.txt +++ b/Documentation/laptops/thinkpad-acpi.txt | |||
@@ -697,7 +697,7 @@ ThinkLight control | |||
697 | ------------------ | 697 | ------------------ |
698 | 698 | ||
699 | procfs: /proc/acpi/ibm/light | 699 | procfs: /proc/acpi/ibm/light |
700 | sysfs attributes: as per led class, for the "tpacpi::thinklight" led | 700 | sysfs attributes: as per LED class, for the "tpacpi::thinklight" LED |
701 | 701 | ||
702 | procfs notes: | 702 | procfs notes: |
703 | 703 | ||
@@ -710,11 +710,11 @@ status as "unknown". The available commands are: | |||
710 | 710 | ||
711 | sysfs notes: | 711 | sysfs notes: |
712 | 712 | ||
713 | The ThinkLight sysfs interface is documented by the led class | 713 | The ThinkLight sysfs interface is documented by the LED class |
714 | documentation, in Documentation/leds-class.txt. The ThinkLight led name | 714 | documentation, in Documentation/leds-class.txt. The ThinkLight LED name |
715 | is "tpacpi::thinklight". | 715 | is "tpacpi::thinklight". |
716 | 716 | ||
717 | Due to limitations in the sysfs led class, if the status of the thinklight | 717 | Due to limitations in the sysfs LED class, if the status of the thinklight |
718 | cannot be read or if it is unknown, thinkpad-acpi will report it as "off". | 718 | cannot be read or if it is unknown, thinkpad-acpi will report it as "off". |
719 | It is impossible to know if the status returned through sysfs is valid. | 719 | It is impossible to know if the status returned through sysfs is valid. |
720 | 720 | ||
@@ -880,7 +880,7 @@ LED control | |||
880 | ----------- | 880 | ----------- |
881 | 881 | ||
882 | procfs: /proc/acpi/ibm/led | 882 | procfs: /proc/acpi/ibm/led |
883 | sysfs attributes: as per led class, see below for names | 883 | sysfs attributes: as per LED class, see below for names |
884 | 884 | ||
885 | Some of the LED indicators can be controlled through this feature. On | 885 | Some of the LED indicators can be controlled through this feature. On |
886 | some older ThinkPad models, it is possible to query the status of the | 886 | some older ThinkPad models, it is possible to query the status of the |
@@ -891,11 +891,11 @@ procfs notes: | |||
891 | 891 | ||
892 | The available commands are: | 892 | The available commands are: |
893 | 893 | ||
894 | echo '<led number> on' >/proc/acpi/ibm/led | 894 | echo '<LED number> on' >/proc/acpi/ibm/led |
895 | echo '<led number> off' >/proc/acpi/ibm/led | 895 | echo '<LED number> off' >/proc/acpi/ibm/led |
896 | echo '<led number> blink' >/proc/acpi/ibm/led | 896 | echo '<LED number> blink' >/proc/acpi/ibm/led |
897 | 897 | ||
898 | The <led number> range is 0 to 7. The set of LEDs that can be | 898 | The <LED number> range is 0 to 7. The set of LEDs that can be |
899 | controlled varies from model to model. Here is the common ThinkPad | 899 | controlled varies from model to model. Here is the common ThinkPad |
900 | mapping: | 900 | mapping: |
901 | 901 | ||
@@ -912,7 +912,7 @@ All of the above can be turned on and off and can be made to blink. | |||
912 | 912 | ||
913 | sysfs notes: | 913 | sysfs notes: |
914 | 914 | ||
915 | The ThinkPad LED sysfs interface is described in detail by the led class | 915 | The ThinkPad LED sysfs interface is described in detail by the LED class |
916 | documentation, in Documentation/leds-class.txt. | 916 | documentation, in Documentation/leds-class.txt. |
917 | 917 | ||
918 | The leds are named (in LED ID order, from 0 to 7): | 918 | The leds are named (in LED ID order, from 0 to 7): |
@@ -920,7 +920,7 @@ The leds are named (in LED ID order, from 0 to 7): | |||
920 | "tpacpi::dock_active", "tpacpi::bay_active", "tpacpi::dock_batt", | 920 | "tpacpi::dock_active", "tpacpi::bay_active", "tpacpi::dock_batt", |
921 | "tpacpi::unknown_led", "tpacpi::standby". | 921 | "tpacpi::unknown_led", "tpacpi::standby". |
922 | 922 | ||
923 | Due to limitations in the sysfs led class, if the status of the LED | 923 | Due to limitations in the sysfs LED class, if the status of the LED |
924 | indicators cannot be read due to an error, thinkpad-acpi will report it as | 924 | indicators cannot be read due to an error, thinkpad-acpi will report it as |
925 | a brightness of zero (same as LED off). | 925 | a brightness of zero (same as LED off). |
926 | 926 | ||