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-rw-r--r--Documentation/thermal/sysfs-api.txt4
1 files changed, 3 insertions, 1 deletions
diff --git a/Documentation/thermal/sysfs-api.txt b/Documentation/thermal/sysfs-api.txt
index 1733ab947a95..4c105934c599 100644
--- a/Documentation/thermal/sysfs-api.txt
+++ b/Documentation/thermal/sysfs-api.txt
@@ -32,7 +32,8 @@ temperature) and throttle appropriate devices.
1.1 thermal zone device interface
1.1.1 struct thermal_zone_device *thermal_zone_device_register(char *name,
- int trips, void *devdata, struct thermal_zone_device_ops *ops)
+ int trips, int mask, void *devdata,
+ struct thermal_zone_device_ops *ops)
This interface function adds a new thermal zone device (sensor) to
/sys/class/thermal folder as thermal_zone[0-*]. It tries to bind all the
@@ -40,6 +41,7 @@ temperature) and throttle appropriate devices.
name: the thermal zone name.
trips: the total number of trip points this thermal zone supports.
+ mask: Bit string: If 'n'th bit is set, then trip point 'n' is writeable.
devdata: device private data
ops: thermal zone device call-backs.
.bind: bind the thermal zone device with a thermal cooling device.