linux_old1/Documentation/admin-guide/laptops
Alexander Schremmer 110ea1d833 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>
2019-09-07 21:16:09 +03:00
..
asus-laptop.rst
disk-shock-protection.rst
index.rst docs: add SPDX tags to new index files 2019-07-15 11:03:03 -03:00
laptop-mode.rst
lg-laptop.rst
sony-laptop.rst
sonypi.rst docs: don't use nested tables 2019-07-15 11:03:04 -03:00
thinkpad-acpi.rst platform/x86: thinkpad_acpi: Add ThinkPad PrivacyGuard 2019-09-07 21:16:09 +03:00
toshiba_haps.rst docs: don't use nested tables 2019-07-15 11:03:04 -03:00