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-rw-r--r--Documentation/thermal/sysfs-api.txt14
1 files changed, 11 insertions, 3 deletions
diff --git a/Documentation/thermal/sysfs-api.txt b/Documentation/thermal/sysfs-api.txt
index bb42266afc66..a71bd5b90fe8 100644
--- a/Documentation/thermal/sysfs-api.txt
+++ b/Documentation/thermal/sysfs-api.txt
@@ -31,15 +31,17 @@ temperature) and throttle appropriate devices.
1. thermal sysfs driver interface functions
1.1 thermal zone device interface
-1.1.1 struct thermal_zone_device *thermal_zone_device_register(char *name,
+1.1.1 struct thermal_zone_device *thermal_zone_device_register(char *type,
int trips, int mask, void *devdata,
- struct thermal_zone_device_ops *ops)
+ struct thermal_zone_device_ops *ops,
+ const struct thermal_zone_params *tzp,
+ int passive_delay, int polling_delay))
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
thermal cooling devices registered at the same time.
- name: the thermal zone name.
+ type: the thermal zone type.
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
@@ -57,6 +59,12 @@ temperature) and throttle appropriate devices.
will be fired.
.set_emul_temp: set the emulation temperature which helps in debugging
different threshold temperature points.
+ tzp: thermal zone platform parameters.
+ passive_delay: number of milliseconds to wait between polls when
+ performing passive cooling.
+ polling_delay: number of milliseconds to wait between polls when checking
+ whether trip points have been crossed (0 for interrupt driven systems).
+
1.1.2 void thermal_zone_device_unregister(struct thermal_zone_device *tz)