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tracing: power: Add trace events for core control

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Add trace events for core control module.

Change-Id: I36da5381709f81ef1ba82025cd9cf8610edef3fc
Signed-off-by: Junjie Wu <junjiew@codeaurora.org>
This commit is contained in:
Junjie Wu 2014-12-19 18:00:36 -08:00 • committed by David Keitel
parent 4425c47db6
commit 0ea6cc5218
2 changed files with 45 additions and 1 deletions
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43
include/trace/events/power.h
View file

@ -1082,6 +1082,49 @@ DEFINE_EVENT(perf_cl_peak_timer_status, perf_cl_peak_exit_timer_stop,
timer_rate, mode)
);
TRACE_EVENT(core_ctl_eval_need,
TP_PROTO(unsigned int cpu, unsigned int old_need,
unsigned int new_need, unsigned int updated),
TP_ARGS(cpu, old_need, new_need, updated),
TP_STRUCT__entry(
__field(u32, cpu)
__field(u32, old_need)
__field(u32, new_need)
__field(u32, updated)
),
TP_fast_assign(
__entry->cpu = cpu;
__entry->old_need = old_need;
__entry->new_need = new_need;
__entry->updated = updated;
),
TP_printk("cpu=%u, old_need=%u, new_need=%u, updated=%u", __entry->cpu,
__entry->old_need, __entry->new_need, __entry->updated)
);
TRACE_EVENT(core_ctl_set_busy,
TP_PROTO(unsigned int cpu, unsigned int busy,
unsigned int old_is_busy, unsigned int is_busy),
TP_ARGS(cpu, busy, old_is_busy, is_busy),
TP_STRUCT__entry(
__field(u32, cpu)
__field(u32, busy)
__field(u32, old_is_busy)
__field(u32, is_busy)
),
TP_fast_assign(
__entry->cpu = cpu;
__entry->busy = busy;
__entry->old_is_busy = old_is_busy;
__entry->is_busy = is_busy;
),
TP_printk("cpu=%u, busy=%u, old_is_busy=%u, new_is_busy=%u",
__entry->cpu, __entry->busy, __entry->old_is_busy,
__entry->is_busy)
);
#endif /* _TRACE_POWER_H */
/* This part must be outside protection */

3
kernel/trace/power-traces.c
View file

@ -15,4 +15,5 @@
EXPORT_TRACEPOINT_SYMBOL_GPL(suspend_resume);
EXPORT_TRACEPOINT_SYMBOL_GPL(cpu_idle);
EXPORT_TRACEPOINT_SYMBOL(core_ctl_set_busy);
EXPORT_TRACEPOINT_SYMBOL(core_ctl_eval_need);