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1// SPDX-License-Identifier: GPL-2.0-or-later2// Copyright (c) 2024 Takashi Sakamoto3 4#undef TRACE_SYSTEM5#define TRACE_SYSTEM firewire_ohci6 7#if !defined(_FIREWIRE_OHCI_TRACE_EVENT_H) || defined(TRACE_HEADER_MULTI_READ)8#define _FIREWIRE_OHCI_TRACE_EVENT_H9 10#include <linux/tracepoint.h>11 12// Some macros and helper functions are defined in 'drivers/firewire/ohci.c'.13 14TRACE_EVENT(irqs,15 TP_PROTO(unsigned int card_index, u32 events),16 TP_ARGS(card_index, events),17 TP_STRUCT__entry(18 __field(u8, card_index)19 __field(u32, events)20 ),21 TP_fast_assign(22 __entry->card_index = card_index;23 __entry->events = events;24 ),25 TP_printk(26 "card_index=%u events=%s",27 __entry->card_index,28 __print_flags(__entry->events, "|",29 { OHCI1394_selfIDComplete, "selfIDComplete" },30 { OHCI1394_RQPkt, "RQPkt" },31 { OHCI1394_RSPkt, "RSPkt" },32 { OHCI1394_reqTxComplete, "reqTxComplete" },33 { OHCI1394_respTxComplete, "respTxComplete" },34 { OHCI1394_isochRx, "isochRx" },35 { OHCI1394_isochTx, "isochTx" },36 { OHCI1394_postedWriteErr, "postedWriteErr" },37 { OHCI1394_cycleTooLong, "cycleTooLong" },38 { OHCI1394_cycle64Seconds, "cycle64Seconds" },39 { OHCI1394_cycleInconsistent, "cycleInconsistent" },40 { OHCI1394_regAccessFail, "regAccessFail" },41 { OHCI1394_unrecoverableError, "unrecoverableError" },42 { OHCI1394_busReset, "busReset" }43 )44 )45);46 47#define QUADLET_SIZE 448 49#define SELF_ID_COUNT_IS_ERROR(reg) \50 (!!(((reg) & OHCI1394_SelfIDCount_selfIDError_MASK) >> OHCI1394_SelfIDCount_selfIDError_SHIFT))51 52#define SELF_ID_COUNT_GET_GENERATION(reg) \53 (((reg) & OHCI1394_SelfIDCount_selfIDGeneration_MASK) >> OHCI1394_SelfIDCount_selfIDGeneration_SHIFT)54 55#define SELF_ID_RECEIVE_Q0_GET_GENERATION(quadlet) \56 (((quadlet) & OHCI1394_SELF_ID_RECEIVE_Q0_GENERATION_MASK) >> OHCI1394_SELF_ID_RECEIVE_Q0_GENERATION_SHIFT)57 58#define SELF_ID_RECEIVE_Q0_GET_TIMESTAMP(quadlet) \59 (((quadlet) & OHCI1394_SELF_ID_RECEIVE_Q0_TIMESTAMP_MASK) >> OHCI1394_SELF_ID_RECEIVE_Q0_TIMESTAMP_SHIFT)60 61TRACE_EVENT(self_id_complete,62 TP_PROTO(unsigned int card_index, u32 reg, const __le32 *self_id_receive, bool has_be_header_quirk),63 TP_ARGS(card_index, reg, self_id_receive, has_be_header_quirk),64 TP_STRUCT__entry(65 __field(u8, card_index)66 __field(u32, reg)67 __dynamic_array(u32, self_id_receive, ohci1394_self_id_count_get_size(reg))68 ),69 TP_fast_assign(70 __entry->card_index = card_index;71 __entry->reg = reg;72 {73 u32 *ptr = __get_dynamic_array(self_id_receive);74 int i;75 76 for (i = 0; i < __get_dynamic_array_len(self_id_receive) / QUADLET_SIZE; ++i)77 ptr[i] = cond_le32_to_cpu(self_id_receive[i], has_be_header_quirk);78 }79 ),80 TP_printk(81 "card_index=%u is_error=%s generation_at_bus_reset=%u generation_at_completion=%u timestamp=0x%04x packet_data=%s",82 __entry->card_index,83 SELF_ID_COUNT_IS_ERROR(__entry->reg) ? "true" : "false",84 SELF_ID_COUNT_GET_GENERATION(__entry->reg),85 SELF_ID_RECEIVE_Q0_GET_GENERATION(((const u32 *)__get_dynamic_array(self_id_receive))[0]),86 SELF_ID_RECEIVE_Q0_GET_TIMESTAMP(((const u32 *)__get_dynamic_array(self_id_receive))[0]),87 __print_array(((const u32 *)__get_dynamic_array(self_id_receive)) + 1,88 (__get_dynamic_array_len(self_id_receive) / QUADLET_SIZE) - 1, QUADLET_SIZE)89 )90);91 92#undef SELF_ID_COUNT_IS_ERROR93#undef SELF_ID_COUNT_GET_GENERATION94#undef SELF_ID_RECEIVE_Q0_GET_GENERATION95#undef SELF_ID_RECEIVE_Q0_GET_TIMESTAMP96 97#undef QUADLET_SIZE98 99#endif // _FIREWIRE_OHCI_TRACE_EVENT_H100 101#include <trace/define_trace.h>102