/* SPDX-License-Identifier: GPL-2.0-only */ /* * amdtp-stream-trace.h - tracepoint definitions to dump a part of packet data * * Copyright (c) 2016 Takashi Sakamoto */ #undef TRACE_SYSTEM #define TRACE_SYSTEM snd_firewire_lib #if !defined(_AMDTP_STREAM_TRACE_H) || defined(TRACE_HEADER_MULTI_READ) #define _AMDTP_STREAM_TRACE_H #include <linux/tracepoint.h> TRACE_EVENT(amdtp_packet, TP_PROTO(const struct amdtp_stream *s, u32 cycles, const __be32 *cip_header, unsigned int payload_length, unsigned int data_blocks, unsigned int data_block_counter, unsigned int packet_index, unsigned int index), TP_ARGS(s, cycles, cip_header, payload_length, data_blocks, data_block_counter, packet_index, index), TP_STRUCT__entry( __field(unsigned int, second) __field(unsigned int, cycle) __field(int, channel) __field(int, src) __field(int, dest) __dynamic_array(u8, cip_header, cip_header ? 8 : 0) __field(unsigned int, payload_quadlets) __field(unsigned int, data_blocks) __field(unsigned int, data_block_counter) __field(unsigned int, packet_index) __field(unsigned int, irq) __field(unsigned int, index) ), TP_fast_assign( __entry->second = cycles / CYCLES_PER_SECOND; __entry->cycle = cycles % CYCLES_PER_SECOND; __entry->channel = s->context->channel; if (s->direction == AMDTP_IN_STREAM) { __entry->src = fw_parent_device(s->unit)->node_id; __entry->dest = fw_parent_device(s->unit)->card->node_id; } else { __entry->src = fw_parent_device(s->unit)->card->node_id; __entry->dest = fw_parent_device(s->unit)->node_id; } if (cip_header) { memcpy(__get_dynamic_array(cip_header), cip_header, __get_dynamic_array_len(cip_header)); } __entry->payload_quadlets = payload_length / sizeof(__be32); __entry->data_blocks = data_blocks; __entry->data_block_counter = data_block_counter, __entry->packet_index = packet_index; __entry->irq = !!in_softirq(); __entry->index = index; ), TP_printk( "%02u %04u %04x %04x %02d %03u %02u %03u %02u %01u %02u %s", __entry->second, __entry->cycle, __entry->src, __entry->dest, __entry->channel, __entry->payload_quadlets, __entry->data_blocks, __entry->data_block_counter, __entry->packet_index, __entry->irq, __entry->index, __print_array(__get_dynamic_array(cip_header), __get_dynamic_array_len(cip_header), 1)) ); #endif #undef TRACE_INCLUDE_PATH #define TRACE_INCLUDE_PATH . #undef TRACE_INCLUDE_FILE #define TRACE_INCLUDE_FILE amdtp-stream-trace #include <trace/define_trace.h>