diff options
| author | Alexander Schremmer <alex@alexanderweb.de> | 2019-08-22 13:48:33 +0200 |
|---|---|---|
| committer | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2019-09-07 21:16:09 +0300 |
| commit | 110ea1d833ad291272d52e0a40a06157a3d9ba17 (patch) | |
| tree | 3acdf105f4d3b4d0b076092f3028f130d8cd3042 /init | |
| parent | ad0d315b4d4e7138f43acf03308192ec00e9614d (diff) | |
platform/x86: thinkpad_acpi: Add ThinkPad PrivacyGuard
This feature is found optionally in T480s, T490, T490s.
The feature is called lcdshadow and visible via
/proc/acpi/ibm/lcdshadow.
The ACPI methods \_SB.PCI0.LPCB.EC.HKEY.{GSSS,SSSS,TSSS,CSSS} are
available in these machines. They get, set, toggle or change the state
apparently.
The patch was tested on a 5.0 series kernel on a T480s.
Signed-off-by: Alexander Schremmer <alex@alexanderweb.de>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Diffstat (limited to 'init')
0 files changed, 0 insertions, 0 deletions