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platform/x86: dell-ddv: Update ABI documentation

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Synchronize the ABI documentation with the driver documentation
and direct users to the latter in case the search for more
detailed information.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20230508204241.11076-2-W_Armin@gmx.de
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Armin Wolf 2023-05-08 22:42:41 +02:00 committed by Hans de Goede
parent b64c1a157d
commit 334e3516f2
2 changed files with 24 additions and 9 deletions
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29
Documentation/ABI/testing/debugfs-dell-wmi-ddv
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@ -3,19 +3,32 @@ Date: September 2022
KernelVersion: 6.1
Contact: Armin Wolf <W_Armin@gmx.de>
Description:
This file contains the contents of the fan sensor information buffer,
which contains fan sensor entries and a terminating character (0xFF).
This file contains the contents of the fan sensor information
buffer, which contains fan sensor entries and a terminating
character (0xFF).
Each fan sensor entry consists of three bytes with an unknown meaning,
interested people may use this file for reverse-engineering.
Each fan sensor entry contains:
- fan type (single byte)
- fan speed in RPM (two bytes, little endian)
See Documentation/wmi/devices/dell-wmi-ddv.rst for details.
What: /sys/kernel/debug/dell-wmi-ddv-<wmi_device_name>/thermal_sensor_information
Date: September 2022
KernelVersion: 6.1
Contact: Armin Wolf <W_Armin@gmx.de>
Description:
This file contains the contents of the thermal sensor information buffer,
which contains thermal sensor entries and a terminating character (0xFF).
This file contains the contents of the thermal sensor information
buffer, which contains thermal sensor entries and a terminating
character (0xFF).
Each thermal sensor entry consists of five bytes with an unknown meaning,
interested people may use this file for reverse-engineering.
Each thermal sensor entry contains:
- thermal type (single byte)
- current temperature (single byte)
- min. temperature (single byte)
- max. temperature (single byte)
- unknown field (single byte)
See Documentation/wmi/devices/dell-wmi-ddv.rst for details.

4
Documentation/ABI/testing/sysfs-platform-dell-wmi-ddv
View File

@ -3,5 +3,7 @@ Date: September 2022
KernelVersion: 6.1
Contact: Armin Wolf <W_Armin@gmx.de>
Description:
Reports the Dell ePPID (electronic Dell Piece Part Identification)
Reports the Dell ePPID (electronic Piece Part Identification)
of the ACPI battery.
See Documentation/wmi/devices/dell-wmi-ddv.rst for details.