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thermal: re-document thermal units

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From: Zhang Rui <rui.zhang@intel.com>

(reverting the previous sysfs patch also reverted a fix
 to the thermal units documentation, which is restored by this commit)

The generic thermal driver shows temperature in millidegree Celsius.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Zhang, Rui 2008-03-18 10:40:29 +08:00 committed by Len Brown
parent 91f57fa121
commit 6d7f014e55
1 changed files with 11 additions and 11 deletions
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22
Documentation/thermal/sysfs-api.txt
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@ -143,10 +143,10 @@ type Strings which represent the thermal zone type.
This is given by thermal zone driver as part of registration.
Eg: "ACPI thermal zone" indicates it's a ACPI thermal device
RO
Optional
Required
temp Current temperature as reported by thermal zone (sensor)
Unit: degree Celsius
Unit: millidegree Celsius
RO
Required
@ -163,7 +163,7 @@ mode One of the predefined values in [kernel, user]
charge of the thermal management.
trip_point_[0-*]_temp The temperature above which trip point will be fired
Unit: degree Celsius
Unit: millidegree Celsius
RO
Optional
@ -193,7 +193,7 @@ type String which represents the type of device
eg. For memory controller device on intel_menlow platform:
this should be "Memory controller"
RO
Optional
Required
max_state The maximum permissible cooling state of this cooling device.
RO
@ -219,16 +219,16 @@ the sys I/F structure will be built like this:
|thermal_zone1:
|-----type: ACPI thermal zone
|-----temp: 37
|-----temp: 37000
|-----mode: kernel
|-----trip_point_0_temp: 100
|-----trip_point_0_temp: 100000
|-----trip_point_0_type: critical
|-----trip_point_1_temp: 80
|-----trip_point_1_temp: 80000
|-----trip_point_1_type: passive
|-----trip_point_2_temp: 70
|-----trip_point_2_type: active[0]
|-----trip_point_3_temp: 60
|-----trip_point_3_type: active[1]
|-----trip_point_2_temp: 70000
|-----trip_point_2_type: active0
|-----trip_point_3_temp: 60000
|-----trip_point_3_type: active1
|-----cdev0: --->/sys/class/thermal/cooling_device0
|-----cdev0_trip_point: 1 /* cdev0 can be used for passive */
|-----cdev1: --->/sys/class/thermal/cooling_device3