diff options
| author | Punit Agrawal <punit.agrawal@arm.com> | 2014-07-29 11:50:48 +0100 |
|---|---|---|
| committer | Eduardo Valentin <edubezval@gmail.com> | 2014-07-29 09:27:54 -0400 |
| commit | 100a8fdbf525bb11796692a713c267be6523a890 (patch) | |
| tree | 022fba36cc4c2ddc321ca7f069c987e491877f61 /drivers/thermal/thermal_core.c | |
| parent | 47d104ba5879790c7c91c3390b0b08399e168efe (diff) | |
| download | linux-100a8fdbf525bb11796692a713c267be6523a890.tar.bz2 | |
thermal: trace: Trace temperature changes
Create a new event to trace the temperature of a thermal zone. Using
this event trace the temperature changes of the thermal zone every-time
it is updated.
Cc: Zhang Rui <rui.zhang@intel.com>
Cc: Eduardo Valentin <edubezval@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Punit Agrawal <punit.agrawal@arm.com>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Diffstat (limited to 'drivers/thermal/thermal_core.c')
| -rw-r--r-- | drivers/thermal/thermal_core.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c index 71b0ec0c370d..6b32391260a0 100644 --- a/drivers/thermal/thermal_core.c +++ b/drivers/thermal/thermal_core.c @@ -38,6 +38,9 @@ #include <net/netlink.h> #include <net/genetlink.h> +#define CREATE_TRACE_POINTS +#include <trace/events/thermal.h> + #include "thermal_core.h" #include "thermal_hwmon.h" @@ -463,6 +466,7 @@ static void update_temperature(struct thermal_zone_device *tz) tz->temperature = temp; mutex_unlock(&tz->lock); + trace_thermal_temperature(tz); dev_dbg(&tz->device, "last_temperature=%d, current_temperature=%d\n", tz->last_temperature, tz->temperature); } |