msi-laptop: Add missing ABI documentation

Add ABI documentation for all sysfs files exposed by msi-laptop driver.

Signed-off-by: Maxim Mikityanskiy <maxtram95@gmail.com>
Signed-off-by: Lee, Chun-Yi <jlee@suse.com>
Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>

1 files changed, 83 insertions, 0 deletions

diff --git a/Documentation/ABI/testing/sysfs-platform-msi-laptop b/Documentation/ABI/testing/sysfs-platform-msi-laptop
new file mode 100644
index 000000000000..307a247ba1ef
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-platform-msi-laptop
@@ -0,0 +1,83 @@
+What:           /sys/devices/platform/msi-laptop-pf/lcd_level
+Date:           Oct 2006
+KernelVersion:  2.6.19
+Contact:        "Lennart Poettering <mzxreary@0pointer.de>"
+Description:
+                Screen brightness: contains a single integer in the range 0..8.
+
+What:           /sys/devices/platform/msi-laptop-pf/auto_brightness
+Date:           Oct 2006
+KernelVersion:  2.6.19
+Contact:        "Lennart Poettering <mzxreary@0pointer.de>"
+Description:
+                Enable automatic brightness control: contains either 0 or 1. If
+                set to 1 the hardware adjusts the screen brightness
+                automatically when the power cord is plugged/unplugged.
+
+What:           /sys/devices/platform/msi-laptop-pf/wlan
+Date:           Oct 2006
+KernelVersion:  2.6.19
+Contact:        "Lennart Poettering <mzxreary@0pointer.de>"
+Description:
+                WLAN subsystem enabled: contains either 0 or 1.
+
+What:           /sys/devices/platform/msi-laptop-pf/bluetooth
+Date:           Oct 2006
+KernelVersion:  2.6.19
+Contact:        "Lennart Poettering <mzxreary@0pointer.de>"
+Description:
+                Bluetooth subsystem enabled: contains either 0 or 1. Please
+                note that this file is constantly 0 if no Bluetooth hardware is
+                available.
+
+What:           /sys/devices/platform/msi-laptop-pf/touchpad
+Date:           Nov 2012
+KernelVersion:  3.8
+Contact:        "Maxim Mikityanskiy <maxtram95@gmail.com>"
+Description:
+                Contains either 0 or 1 and indicates if touchpad is turned on.
+                Touchpad state can only be toggled by pressing Fn+F3.
+
+What:           /sys/devices/platform/msi-laptop-pf/turbo_mode
+Date:           Nov 2012
+KernelVersion:  3.8
+Contact:        "Maxim Mikityanskiy <maxtram95@gmail.com>"
+Description:
+                Contains either 0 or 1 and indicates if turbo mode is turned
+                on. In turbo mode power LED is orange and processor is
+                overclocked. Turbo mode is available only if charging. It is
+                only possible to toggle turbo mode state by pressing Fn+F10,
+                and there is a few seconds cooldown between subsequent toggles.
+                If user presses Fn+F10 too frequent, turbo mode state is not
+                changed.
+
+What:           /sys/devices/platform/msi-laptop-pf/eco_mode
+Date:           Nov 2012
+KernelVersion:  3.8
+Contact:        "Maxim Mikityanskiy <maxtram95@gmail.com>"
+Description:
+                Contains either 0 or 1 and indicates if ECO mode is turned on.
+                In ECO mode power LED is green and userspace should do some
+                powersaving actions. ECO mode is available only on battery
+                power. ECO mode can only be toggled by pressing Fn+F10.
+
+What:           /sys/devices/platform/msi-laptop-pf/turbo_cooldown
+Date:           Nov 2012
+KernelVersion:  3.8
+Contact:        "Maxim Mikityanskiy <maxtram95@gmail.com>"
+Description:
+                Contains value in range 0..3:
+                        * 0 -> Turbo mode is off
+                        * 1 -> Turbo mode is on, cannot be turned off yet
+                        * 2 -> Turbo mode is off, cannot be turned on yet
+                        * 3 -> Turbo mode is on
+
+What:           /sys/devices/platform/msi-laptop-pf/auto_fan
+Date:           Nov 2012
+KernelVersion:  3.8
+Contact:        "Maxim Mikityanskiy <maxtram95@gmail.com>"
+Description:
+                Contains either 0 or 1 and indicates if fan speed is controlled
+                automatically (1) or fan runs at maximal speed (0). Can be
+                toggled in software.
+