diff options
Diffstat (limited to 'Documentation/laptops/thinkpad-acpi.txt')
-rw-r--r-- | Documentation/laptops/thinkpad-acpi.txt | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/Documentation/laptops/thinkpad-acpi.txt b/Documentation/laptops/thinkpad-acpi.txt index 898b4987bb80..41bc99fa1884 100644 --- a/Documentation/laptops/thinkpad-acpi.txt +++ b/Documentation/laptops/thinkpad-acpi.txt | |||
@@ -1,7 +1,7 @@ | |||
1 | ThinkPad ACPI Extras Driver | 1 | ThinkPad ACPI Extras Driver |
2 | 2 | ||
3 | Version 0.21 | 3 | Version 0.22 |
4 | May 29th, 2008 | 4 | November 23rd, 2008 |
5 | 5 | ||
6 | Borislav Deianov <borislav@users.sf.net> | 6 | Borislav Deianov <borislav@users.sf.net> |
7 | Henrique de Moraes Holschuh <hmh@hmh.eng.br> | 7 | Henrique de Moraes Holschuh <hmh@hmh.eng.br> |
@@ -16,7 +16,8 @@ supported by the generic Linux ACPI drivers. | |||
16 | This driver used to be named ibm-acpi until kernel 2.6.21 and release | 16 | This driver used to be named ibm-acpi until kernel 2.6.21 and release |
17 | 0.13-20070314. It used to be in the drivers/acpi tree, but it was | 17 | 0.13-20070314. It used to be in the drivers/acpi tree, but it was |
18 | moved to the drivers/misc tree and renamed to thinkpad-acpi for kernel | 18 | moved to the drivers/misc tree and renamed to thinkpad-acpi for kernel |
19 | 2.6.22, and release 0.14. | 19 | 2.6.22, and release 0.14. It was moved to drivers/platform/x86 for |
20 | kernel 2.6.29 and release 0.22. | ||
20 | 21 | ||
21 | The driver is named "thinkpad-acpi". In some places, like module | 22 | The driver is named "thinkpad-acpi". In some places, like module |
22 | names, "thinkpad_acpi" is used because of userspace issues. | 23 | names, "thinkpad_acpi" is used because of userspace issues. |
@@ -1412,6 +1413,24 @@ Sysfs notes: | |||
1412 | rfkill controller switch "tpacpi_wwan_sw": refer to | 1413 | rfkill controller switch "tpacpi_wwan_sw": refer to |
1413 | Documentation/rfkill.txt for details. | 1414 | Documentation/rfkill.txt for details. |
1414 | 1415 | ||
1416 | EXPERIMENTAL: UWB | ||
1417 | ----------------- | ||
1418 | |||
1419 | This feature is marked EXPERIMENTAL because it has not been extensively | ||
1420 | tested and validated in various ThinkPad models yet. The feature may not | ||
1421 | work as expected. USE WITH CAUTION! To use this feature, you need to supply | ||
1422 | the experimental=1 parameter when loading the module. | ||
1423 | |||
1424 | sysfs rfkill class: switch "tpacpi_uwb_sw" | ||
1425 | |||
1426 | This feature exports an rfkill controller for the UWB device, if one is | ||
1427 | present and enabled in the BIOS. | ||
1428 | |||
1429 | Sysfs notes: | ||
1430 | |||
1431 | rfkill controller switch "tpacpi_uwb_sw": refer to | ||
1432 | Documentation/rfkill.txt for details. | ||
1433 | |||
1415 | Multiple Commands, Module Parameters | 1434 | Multiple Commands, Module Parameters |
1416 | ------------------------------------ | 1435 | ------------------------------------ |
1417 | 1436 | ||