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-rw-r--r--Documentation/hwmon/lis3lv02d30
1 files changed, 17 insertions, 13 deletions
diff --git a/Documentation/hwmon/lis3lv02d b/Documentation/hwmon/lis3lv02d
index 65dfb0c0fd67..0fcfc4a7ccdc 100644
--- a/Documentation/hwmon/lis3lv02d
+++ b/Documentation/hwmon/lis3lv02d
@@ -13,18 +13,21 @@ Author:
Description
-----------
-This driver provides support for the accelerometer found in various HP laptops
-sporting the feature officially called "HP Mobile Data Protection System 3D" or
-"HP 3D DriveGuard". It detect automatically laptops with this sensor. Known models
-(for now the HP 2133, nc6420, nc2510, nc8510, nc84x0, nw9440 and nx9420) will
-have their axis automatically oriented on standard way (eg: you can directly
-play neverball). The accelerometer data is readable via
+This driver provides support for the accelerometer found in various HP
+laptops sporting the feature officially called "HP Mobile Data
+Protection System 3D" or "HP 3D DriveGuard". It detect automatically
+laptops with this sensor. Known models (for now the HP 2133, nc6420,
+nc2510, nc8510, nc84x0, nw9440 and nx9420) will have their axis
+automatically oriented on standard way (eg: you can directly play
+neverball). The accelerometer data is readable via
/sys/devices/platform/lis3lv02d.
Sysfs attributes under /sys/devices/platform/lis3lv02d/:
position - 3D position that the accelerometer reports. Format: "(x,y,z)"
-calibrate - read: values (x, y, z) that are used as the base for input class device operation.
- write: forces the base to be recalibrated with the current position.
+calibrate - read: values (x, y, z) that are used as the base for input
+ class device operation.
+ write: forces the base to be recalibrated with the current
+ position.
rate - reports the sampling rate of the accelerometer device in HZ
This driver also provides an absolute input class device, allowing
@@ -39,11 +42,12 @@ the accelerometer are converted into a "standard" organisation of the axes
* When the laptop is horizontal the position reported is about 0 for X and Y
and a positive value for Z
* If the left side is elevated, X increases (becomes positive)
- * If the front side (where the touchpad is) is elevated, Y decreases (becomes negative)
+ * If the front side (where the touchpad is) is elevated, Y decreases
+ (becomes negative)
* If the laptop is put upside-down, Z becomes negative
-If your laptop model is not recognized (cf "dmesg"), you can send an email to the
-authors to add it to the database. When reporting a new laptop, please include
-the output of "dmidecode" plus the value of /sys/devices/platform/lis3lv02d/position
-in these four cases.
+If your laptop model is not recognized (cf "dmesg"), you can send an
+email to the authors to add it to the database. When reporting a new
+laptop, please include the output of "dmidecode" plus the value of
+/sys/devices/platform/lis3lv02d/position in these four cases.