diff options
author | Zhang Rui <rui.zhang@intel.com> | 2012-07-25 10:11:00 +0800 |
---|---|---|
committer | Len Brown <len.brown@intel.com> | 2012-07-24 23:20:40 -0400 |
commit | 8eaa8d6ca27788aa23659082362a608c1fabcdfe (patch) | |
tree | c6df5382dd740a98e29676a96630a11d09d7ec47 | |
parent | 27365a6c7d64a3bba22ee62109e4a071bbd7f933 (diff) | |
download | blackbird-op-linux-8eaa8d6ca27788aa23659082362a608c1fabcdfe.tar.gz blackbird-op-linux-8eaa8d6ca27788aa23659082362a608c1fabcdfe.zip |
Thermal: Documentation update
With commit 6503e5df08008b9a47022b5e9ebba658c8fa69af,
the value of /sys/class/thermal/thermal_zoneX/mode has been changed
from user/kernel to enabled/disabled.
Update the documentation so that users won't be confused.
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
-rw-r--r-- | Documentation/thermal/sysfs-api.txt | 20 | ||||
-rw-r--r-- | drivers/acpi/thermal.c | 6 |
2 files changed, 12 insertions, 14 deletions
diff --git a/Documentation/thermal/sysfs-api.txt b/Documentation/thermal/sysfs-api.txt index 2ba4c9bb790a..c087dbcf3535 100644 --- a/Documentation/thermal/sysfs-api.txt +++ b/Documentation/thermal/sysfs-api.txt @@ -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. @@ -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 @@ -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 diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index 2107d1bb84af..8275e7b06962 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -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) { @@ -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; |