102 lines
3.4 KiB
C
102 lines
3.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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// Copyright (c) 2024 Takashi Sakamoto
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM firewire_ohci
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#if !defined(_FIREWIRE_OHCI_TRACE_EVENT_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _FIREWIRE_OHCI_TRACE_EVENT_H
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#include <linux/tracepoint.h>
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// Some macros and helper functions are defined in 'drivers/firewire/ohci.c'.
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TRACE_EVENT(irqs,
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TP_PROTO(unsigned int card_index, u32 events),
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TP_ARGS(card_index, events),
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TP_STRUCT__entry(
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__field(u8, card_index)
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__field(u32, events)
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),
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TP_fast_assign(
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__entry->card_index = card_index;
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__entry->events = events;
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),
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TP_printk(
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"card_index=%u events=%s",
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__entry->card_index,
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__print_flags(__entry->events, "|",
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{ OHCI1394_selfIDComplete, "selfIDComplete" },
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{ OHCI1394_RQPkt, "RQPkt" },
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{ OHCI1394_RSPkt, "RSPkt" },
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{ OHCI1394_reqTxComplete, "reqTxComplete" },
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{ OHCI1394_respTxComplete, "respTxComplete" },
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{ OHCI1394_isochRx, "isochRx" },
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{ OHCI1394_isochTx, "isochTx" },
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{ OHCI1394_postedWriteErr, "postedWriteErr" },
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{ OHCI1394_cycleTooLong, "cycleTooLong" },
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{ OHCI1394_cycle64Seconds, "cycle64Seconds" },
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{ OHCI1394_cycleInconsistent, "cycleInconsistent" },
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{ OHCI1394_regAccessFail, "regAccessFail" },
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{ OHCI1394_unrecoverableError, "unrecoverableError" },
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{ OHCI1394_busReset, "busReset" }
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)
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)
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);
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#define QUADLET_SIZE 4
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#define SELF_ID_COUNT_IS_ERROR(reg) \
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(!!(((reg) & OHCI1394_SelfIDCount_selfIDError_MASK) >> OHCI1394_SelfIDCount_selfIDError_SHIFT))
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#define SELF_ID_COUNT_GET_GENERATION(reg) \
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(((reg) & OHCI1394_SelfIDCount_selfIDGeneration_MASK) >> OHCI1394_SelfIDCount_selfIDGeneration_SHIFT)
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#define SELF_ID_RECEIVE_Q0_GET_GENERATION(quadlet) \
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(((quadlet) & OHCI1394_SELF_ID_RECEIVE_Q0_GENERATION_MASK) >> OHCI1394_SELF_ID_RECEIVE_Q0_GENERATION_SHIFT)
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#define SELF_ID_RECEIVE_Q0_GET_TIMESTAMP(quadlet) \
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(((quadlet) & OHCI1394_SELF_ID_RECEIVE_Q0_TIMESTAMP_MASK) >> OHCI1394_SELF_ID_RECEIVE_Q0_TIMESTAMP_SHIFT)
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TRACE_EVENT(self_id_complete,
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TP_PROTO(unsigned int card_index, u32 reg, const __le32 *self_id_receive, bool has_be_header_quirk),
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TP_ARGS(card_index, reg, self_id_receive, has_be_header_quirk),
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TP_STRUCT__entry(
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__field(u8, card_index)
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__field(u32, reg)
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__dynamic_array(u32, self_id_receive, ohci1394_self_id_count_get_size(reg))
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),
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TP_fast_assign(
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__entry->card_index = card_index;
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__entry->reg = reg;
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{
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u32 *ptr = __get_dynamic_array(self_id_receive);
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int i;
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for (i = 0; i < __get_dynamic_array_len(self_id_receive) / QUADLET_SIZE; ++i)
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ptr[i] = cond_le32_to_cpu(self_id_receive[i], has_be_header_quirk);
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}
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),
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TP_printk(
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"card_index=%u is_error=%s generation_at_bus_reset=%u generation_at_completion=%u timestamp=0x%04x packet_data=%s",
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__entry->card_index,
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SELF_ID_COUNT_IS_ERROR(__entry->reg) ? "true" : "false",
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SELF_ID_COUNT_GET_GENERATION(__entry->reg),
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SELF_ID_RECEIVE_Q0_GET_GENERATION(((const u32 *)__get_dynamic_array(self_id_receive))[0]),
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SELF_ID_RECEIVE_Q0_GET_TIMESTAMP(((const u32 *)__get_dynamic_array(self_id_receive))[0]),
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__print_array(((const u32 *)__get_dynamic_array(self_id_receive)) + 1,
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(__get_dynamic_array_len(self_id_receive) / QUADLET_SIZE) - 1, QUADLET_SIZE)
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)
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);
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#undef SELF_ID_COUNT_IS_ERROR
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#undef SELF_ID_COUNT_GET_GENERATION
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#undef SELF_ID_RECEIVE_Q0_GET_GENERATION
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#undef SELF_ID_RECEIVE_Q0_GET_TIMESTAMP
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#undef QUADLET_SIZE
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#endif // _FIREWIRE_OHCI_TRACE_EVENT_H
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#include <trace/define_trace.h>
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