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/*
* amdtp-stream-trace.h - tracepoint definitions to dump a part of packet data
*
* Copyright (c) 2016 Takashi Sakamoto
* Licensed under the terms of the GNU General Public License, version 2.
*/
#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 index),
TP_ARGS(s, cycles, cip_header, payload_length, data_blocks, 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)->card->node_id;
__entry->dest = fw_parent_device(s->unit)->node_id;
} else {
__entry->src = fw_parent_device(s->unit)->node_id;
__entry->dest = fw_parent_device(s->unit)->card->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 = s->data_block_counter,
__entry->packet_index = s->packet_index;
__entry->irq = !!in_interrupt();
__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),
sizeof(u8)))
);
#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>
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