Commit cc8fcb42 authored Mar 03, 2015 by Punit Agrawal Committed by Kevin Hilman Jun 05, 2015

thermal: Default OF created trip points to writable

When registering a thermal zone from device tree, default the trip
points to writable. By default, only the root user can change these.

This allows the trip points to be tweaked after the system has
booted.

Cc: Eduardo Valentin <edubezval@gmail.com>
Cc: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Punit Agrawal <punit.agrawal@arm.com>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
(cherry picked from commit 76af5495a5263a6d5b6d5de0f34d52de1dbf665e)
Signed-off-by: Kevin Hilman <khilman@linaro.org>

parent 02baf3a5

drivers/thermal/of-thermal.c

+5 −1

Original line number	Diff line number	Diff line
		@@ -866,6 +866,7 @@ int __init of_parse_thermal_zones(void)
		for_each_child_of_node(np, child) {
		struct thermal_zone_device *zone;
		struct thermal_zone_params *tzp;
		int i, mask = 0;
		u32 prop;

		/* Check whether child is enabled or not */
		@@ -896,8 +897,11 @@ int __init of_parse_thermal_zones(void)
		if (!of_property_read_u32(child, "sustainable-power", &prop))
		tzp->sustainable_power = prop;

		for (i = 0; i < tz->ntrips; i++)
		mask \|= 1 << i;

		zone = thermal_zone_device_register(child->name, tz->ntrips,
		0, tz,
		mask, tz,
		ops, tzp,
		tz->passive_delay,
		tz->polling_delay);