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author | Zhang Rui <rui.zhang@intel.com> | 2013-04-24 16:59:22 +0000 |
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committer | Zhang Rui <rui.zhang@intel.com> | 2013-04-27 09:16:04 +0800 |
commit | 514e6d20147b86900f3302ef756af58890641b4d (patch) | |
tree | 4d33e7e358b54f271a68680c6b4efa486fa096d8 /Documentation/thermal/sysfs-api.txt | |
parent | a00e55f9c8c06e2bba5db5f2e7dec16b86d560ec (diff) |
Thermal: update documentation for thermal_zone_device_register
Update kernel Documentation for thermal_zone_device_register.
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Diffstat (limited to 'Documentation/thermal/sysfs-api.txt')
-rw-r--r-- | Documentation/thermal/sysfs-api.txt | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/Documentation/thermal/sysfs-api.txt b/Documentation/thermal/sysfs-api.txt index bb42266afc6..a71bd5b90fe 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) |