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| author | Cristian Marussi <cristian.marussi@arm.com> | 2021-11-29 19:11:44 +0000 |
|---|---|---|
| committer | Sudeep Holla <sudeep.holla@arm.com> | 2021-12-13 17:45:36 +0000 |
| commit | 8b276b59ccf983517a0d40f8a3ac243a104d4c16 (patch) | |
| tree | 26822b6bb01366aced3aab726cdd6255ff5f20f0 /include/trace/events/scmi.h | |
| parent | 5a731aebd31bf840a93deae12bdfd831513e7211 (diff) | |
| download | linux-8b276b59ccf983517a0d40f8a3ac243a104d4c16.tar.bz2 | |
include: trace: Add new scmi_xfer_response_wait event
Having a new step to trace SCMI stack while it waits for synchronous
responses is useful to analyze system performance when changing waiting
mode between polling and interrupt completion.
Link: https://lore.kernel.org/r/20211129191156.29322-5-cristian.marussi@arm.com
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Cristian Marussi <cristian.marussi@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Diffstat (limited to 'include/trace/events/scmi.h')
| -rw-r--r-- | include/trace/events/scmi.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/include/trace/events/scmi.h b/include/trace/events/scmi.h index f3a4b4d60714..cee4b2b64ae4 100644 --- a/include/trace/events/scmi.h +++ b/include/trace/events/scmi.h @@ -33,6 +33,34 @@ TRACE_EVENT(scmi_xfer_begin, __entry->seq, __entry->poll) ); +TRACE_EVENT(scmi_xfer_response_wait, + TP_PROTO(int transfer_id, u8 msg_id, u8 protocol_id, u16 seq, + u32 timeout, bool poll), + TP_ARGS(transfer_id, msg_id, protocol_id, seq, timeout, poll), + + TP_STRUCT__entry( + __field(int, transfer_id) + __field(u8, msg_id) + __field(u8, protocol_id) + __field(u16, seq) + __field(u32, timeout) + __field(bool, poll) + ), + + TP_fast_assign( + __entry->transfer_id = transfer_id; + __entry->msg_id = msg_id; + __entry->protocol_id = protocol_id; + __entry->seq = seq; + __entry->timeout = timeout; + __entry->poll = poll; + ), + + TP_printk("transfer_id=%d msg_id=%u protocol_id=%u seq=%u tmo_ms=%u poll=%u", + __entry->transfer_id, __entry->msg_id, __entry->protocol_id, + __entry->seq, __entry->timeout, __entry->poll) +); + TRACE_EVENT(scmi_xfer_end, TP_PROTO(int transfer_id, u8 msg_id, u8 protocol_id, u16 seq, int status), |