diff options
author | Antti P Miettinen <amiettinen@nvidia.com> | 2012-04-02 14:27:21 +0300 |
---|---|---|
committer | Varun Wadekar <vwadekar@nvidia.com> | 2012-04-18 10:40:16 +0530 |
commit | 4e3428a29d344ecdefcffd8394ac38453b1f85a3 (patch) | |
tree | 53a785c463cbc16a45cdb60106eba4edce285338 /include/trace | |
parent | 06384109491e84a3e19538f524576386f2c358c5 (diff) |
tracing: Add tracepoints for cluster switch
Simple trace points for measuring cluster switch latencies.
Bug 958262
Change-Id: Ia1e5e13131d5e55aaa0a44e9e8b5196539df54e7
Signed-off-by: Antti P Miettinen <amiettinen@nvidia.com>
Reviewed-on: http://git-master/r/93841
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Juha Tukkinen <jtukkinen@nvidia.com>
Diffstat (limited to 'include/trace')
-rw-r--r-- | include/trace/events/power.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/trace/events/power.h b/include/trace/events/power.h index babd8ae254be..4da1473bc89a 100644 --- a/include/trace/events/power.h +++ b/include/trace/events/power.h @@ -52,6 +52,11 @@ enum { POWER_CPU_SCALE_DONE, }; +enum { + POWER_CPU_CLUSTER_START, + POWER_CPU_CLUSTER_DONE, +}; + #endif TRACE_EVENT(cpu_hotplug, @@ -99,6 +104,24 @@ TRACE_EVENT(cpu_scale, (unsigned long)__entry->state) ); +TRACE_EVENT(cpu_cluster, + + TP_PROTO(int state), + + TP_ARGS(state), + + TP_STRUCT__entry( + __field(u64, state) + ), + + TP_fast_assign( + __entry->state = state; + ), + + TP_printk("state=%lu", + (unsigned long)__entry->state) +); + DEFINE_EVENT(cpu, cpu_frequency, TP_PROTO(unsigned int frequency, unsigned int cpu_id), |