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include: trace: Add new scmi_xfer_response_wait event

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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>
This commit is contained in:
Cristian Marussi 2021-11-29 19:11:44 +00:00 committed by Sudeep Holla
parent 5a731aebd3
commit 8b276b59cc
1 changed files with 28 additions and 0 deletions
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28
include/trace/events/scmi.h
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@ -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),