From d2b847d489ee4e9921bc61f47c3d0e992692fc0f Mon Sep 17 00:00:00 2001 From: "Ira W. Snyder" Date: Thu, 27 May 2010 19:58:45 +0200 Subject: hwmon: Add description of the update_rate sysfs attribute The update_rate attribute can be used by drivers to let userspace choose the update rate of the chip, if it is configurable. Signed-off-by: Ira W. Snyder Signed-off-by: Jean Delvare --- Documentation/hwmon/sysfs-interface | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) (limited to 'Documentation/hwmon') diff --git a/Documentation/hwmon/sysfs-interface b/Documentation/hwmon/sysfs-interface index 3de6b0bcb147..d4e2917c6f18 100644 --- a/Documentation/hwmon/sysfs-interface +++ b/Documentation/hwmon/sysfs-interface @@ -80,9 +80,9 @@ All entries (except name) are optional, and should only be created in a given driver if the chip has the feature. -******** -* Name * -******** +********************* +* Global attributes * +********************* name The chip name. This should be a short, lowercase string, not containing @@ -91,6 +91,13 @@ name The chip name. I2C devices get this attribute created automatically. RO +update_rate The rate at which the chip will update readings. + Unit: millisecond + RW + Some devices have a variable update rate. This attribute + can be used to change the update rate to the desired + frequency. + ************ * Voltages * -- cgit v1.2.3