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yaml
---
r: 318823
b: refs/heads/master
c: 8eaa8d6
h: refs/heads/master
i:
  318821: 4333a82
  318819: 962c350
  318815: d353d74
v: v3
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Zhang Rui authored and Len Brown committed Jul 25, 2012
1 parent 9c833e1 commit 77ae0cf
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Showing 3 changed files with 13 additions and 15 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 27365a6c7d64a3bba22ee62109e4a071bbd7f933
refs/heads/master: 8eaa8d6ca27788aa23659082362a608c1fabcdfe
20 changes: 10 additions & 10 deletions trunk/Documentation/thermal/sysfs-api.txt
Original file line number Diff line number Diff line change
Expand Up @@ -47,11 +47,11 @@ temperature) and throttle appropriate devices.
.bind: bind the thermal zone device with a thermal cooling device.
.unbind: unbind the thermal zone device with a thermal cooling device.
.get_temp: get the current temperature of the thermal zone.
.get_mode: get the current mode (user/kernel) of the thermal zone.
- "kernel" means thermal management is done in kernel.
- "user" will prevent kernel thermal driver actions upon trip points
.get_mode: get the current mode (enabled/disabled) of the thermal zone.
- "enabled" means the kernel thermal management is enabled.
- "disabled" will prevent kernel thermal driver action upon trip points
so that user applications can take charge of thermal management.
.set_mode: set the mode (user/kernel) of the thermal zone.
.set_mode: set the mode (enabled/disabled) of the thermal zone.
.get_trip_type: get the type of certain trip point.
.get_trip_temp: get the temperature above which the certain trip point
will be fired.
Expand Down Expand Up @@ -170,14 +170,14 @@ temp
RO, Required

mode
One of the predefined values in [kernel, user].
One of the predefined values in [enabled, disabled].
This file gives information about the algorithm that is currently
managing the thermal zone. It can be either default kernel based
algorithm or user space application.
kernel = Thermal management in kernel thermal zone driver.
user = Preventing kernel thermal zone driver actions upon
trip points so that user application can take full
charge of the thermal management.
enabled = enable Kernel Thermal management.
disabled = Preventing kernel thermal zone driver actions upon
trip points so that user application can take full
charge of the thermal management.
RW, Optional

trip_point_[0-*]_temp
Expand Down Expand Up @@ -256,7 +256,7 @@ method, the sys I/F structure will be built like this:
|thermal_zone1:
|---type: acpitz
|---temp: 37000
|---mode: kernel
|---mode: enabled
|---trip_point_0_temp: 100000
|---trip_point_0_type: critical
|---trip_point_1_temp: 80000
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6 changes: 2 additions & 4 deletions trunk/drivers/acpi/thermal.c
Original file line number Diff line number Diff line change
Expand Up @@ -550,8 +550,6 @@ static int thermal_get_temp(struct thermal_zone_device *thermal,
return 0;
}

static const char enabled[] = "kernel";
static const char disabled[] = "user";
static int thermal_get_mode(struct thermal_zone_device *thermal,
enum thermal_device_mode *mode)
{
Expand Down Expand Up @@ -588,8 +586,8 @@ static int thermal_set_mode(struct thermal_zone_device *thermal,
if (enable != tz->tz_enabled) {
tz->tz_enabled = enable;
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"%s ACPI thermal control\n",
tz->tz_enabled ? enabled : disabled));
"%s kernel ACPI thermal control\n",
tz->tz_enabled ? "Enable" : "Disable"));
acpi_thermal_check(tz);
}
return 0;
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