257d0e20ec
Adding trace events would help to measure the speed of the communication channel. It can be also potentially used helpful during investigation of some issues platforms which use different transport layer. Update also MAINTAINERS file with information that the new trace events are maintained. Suggested-by: Jim Quinlan <james.quinlan@broadcom.com> Signed-off-by: Lukasz Luba <lukasz.luba@arm.com> Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
91 lines
2.2 KiB
C
91 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM scmi
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#if !defined(_TRACE_SCMI_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_SCMI_H
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#include <linux/tracepoint.h>
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TRACE_EVENT(scmi_xfer_begin,
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TP_PROTO(int transfer_id, u8 msg_id, u8 protocol_id, u16 seq,
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bool poll),
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TP_ARGS(transfer_id, msg_id, protocol_id, seq, poll),
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TP_STRUCT__entry(
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__field(int, transfer_id)
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__field(u8, msg_id)
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__field(u8, protocol_id)
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__field(u16, seq)
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__field(bool, poll)
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),
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TP_fast_assign(
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__entry->transfer_id = transfer_id;
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__entry->msg_id = msg_id;
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__entry->protocol_id = protocol_id;
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__entry->seq = seq;
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__entry->poll = poll;
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),
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TP_printk("transfer_id=%d msg_id=%u protocol_id=%u seq=%u poll=%u",
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__entry->transfer_id, __entry->msg_id, __entry->protocol_id,
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__entry->seq, __entry->poll)
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);
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TRACE_EVENT(scmi_xfer_end,
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TP_PROTO(int transfer_id, u8 msg_id, u8 protocol_id, u16 seq,
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u32 status),
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TP_ARGS(transfer_id, msg_id, protocol_id, seq, status),
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TP_STRUCT__entry(
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__field(int, transfer_id)
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__field(u8, msg_id)
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__field(u8, protocol_id)
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__field(u16, seq)
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__field(u32, status)
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),
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TP_fast_assign(
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__entry->transfer_id = transfer_id;
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__entry->msg_id = msg_id;
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__entry->protocol_id = protocol_id;
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__entry->seq = seq;
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__entry->status = status;
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),
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TP_printk("transfer_id=%d msg_id=%u protocol_id=%u seq=%u status=%u",
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__entry->transfer_id, __entry->msg_id, __entry->protocol_id,
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__entry->seq, __entry->status)
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);
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TRACE_EVENT(scmi_rx_done,
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TP_PROTO(int transfer_id, u8 msg_id, u8 protocol_id, u16 seq,
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u8 msg_type),
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TP_ARGS(transfer_id, msg_id, protocol_id, seq, msg_type),
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TP_STRUCT__entry(
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__field(int, transfer_id)
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__field(u8, msg_id)
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__field(u8, protocol_id)
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__field(u16, seq)
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__field(u8, msg_type)
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),
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TP_fast_assign(
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__entry->transfer_id = transfer_id;
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__entry->msg_id = msg_id;
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__entry->protocol_id = protocol_id;
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__entry->seq = seq;
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__entry->msg_type = msg_type;
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),
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TP_printk("transfer_id=%d msg_id=%u protocol_id=%u seq=%u msg_type=%u",
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__entry->transfer_id, __entry->msg_id, __entry->protocol_id,
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__entry->seq, __entry->msg_type)
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);
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#endif /* _TRACE_SCMI_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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