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firewire: core: record card index in tracepoinrts events derived from async_inbound_template

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The asynchronous transaction is initiated on one of 1394 OHCI controller,
however the existing tracepoints events has the lack of data about it.

This commit adds card_index member into event structure to store the index
of host controller in use, and prints it.

Link: https://lore.kernel.org/r/20240613131440.431766-4-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
This commit is contained in:
Takashi Sakamoto
2024-06-13 22:14:35 +09:00
parent 64e02b64fb
commit 65ec7ebefe
2 changed files with 16 additions and 12 deletions
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20
include/trace/events/firewire.h
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@@ -105,10 +105,11 @@ DECLARE_EVENT_CLASS(async_outbound_complete_template,
// The value of status is one of ack codes and rcodes specific to Linux FireWire subsystem.
DECLARE_EVENT_CLASS(async_inbound_template,
TP_PROTO(u64 transaction, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp, const u32 *header, const u32 *data, unsigned int data_count),
TP_ARGS(transaction, generation, scode, status, timestamp, header, data, data_count),
TP_PROTO(u64 transaction, unsigned int card_index, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp, const u32 *header, const u32 *data, unsigned int data_count),
TP_ARGS(transaction, card_index, generation, scode, status, timestamp, header, data, data_count),
TP_STRUCT__entry(
__field(u64, transaction)
__field(u8, card_index)
__field(u8, generation)
__field(u8, scode)
__field(u8, status)
@@ -118,6 +119,7 @@ DECLARE_EVENT_CLASS(async_inbound_template,
),
TP_fast_assign(
__entry->transaction = transaction;
__entry->card_index = card_index;
__entry->generation = generation;
__entry->scode = scode;
__entry->status = status;
@@ -127,8 +129,9 @@ DECLARE_EVENT_CLASS(async_inbound_template,
),
// This format is for the response subaction.
TP_printk(
"transaction=0x%llx generation=%u scode=%u status=%u timestamp=0x%04x dst_id=0x%04x tlabel=%u tcode=%u src_id=0x%04x rcode=%u header=%s data=%s",
"transaction=0x%llx card_index=%u generation=%u scode=%u status=%u timestamp=0x%04x dst_id=0x%04x tlabel=%u tcode=%u src_id=0x%04x rcode=%u header=%s data=%s",
__entry->transaction,
__entry->card_index,
__entry->generation,
__entry->scode,
__entry->status,
@@ -155,16 +158,17 @@ DEFINE_EVENT(async_outbound_complete_template, async_request_outbound_complete,
);
DEFINE_EVENT(async_inbound_template, async_response_inbound,
TP_PROTO(u64 transaction, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp, const u32 *header, const u32 *data, unsigned int data_count),
TP_ARGS(transaction, generation, scode, status, timestamp, header, data, data_count)
TP_PROTO(u64 transaction, unsigned int card_index, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp, const u32 *header, const u32 *data, unsigned int data_count),
TP_ARGS(transaction, card_index, generation, scode, status, timestamp, header, data, data_count)
);
DEFINE_EVENT_PRINT(async_inbound_template, async_request_inbound,
TP_PROTO(u64 transaction, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp, const u32 *header, const u32 *data, unsigned int data_count),
TP_ARGS(transaction, generation, scode, status, timestamp, header, data, data_count),
TP_PROTO(u64 transaction, unsigned int card_index, unsigned int generation, unsigned int scode, unsigned int status, unsigned int timestamp, const u32 *header, const u32 *data, unsigned int data_count),
TP_ARGS(transaction, card_index, generation, scode, status, timestamp, header, data, data_count),
TP_printk(
"transaction=0x%llx generation=%u scode=%u status=%u timestamp=0x%04x dst_id=0x%04x tlabel=%u tcode=%u src_id=0x%04x offset=0x%012llx header=%s data=%s",
"transaction=0x%llx card_index=%u generation=%u scode=%u status=%u timestamp=0x%04x dst_id=0x%04x tlabel=%u tcode=%u src_id=0x%04x offset=0x%012llx header=%s data=%s",
__entry->transaction,
__entry->card_index,
__entry->generation,
__entry->scode,
__entry->status,