82 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			82 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0-only */
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| /*
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|  * amdtp-stream-trace.h - tracepoint definitions to dump a part of packet data
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|  *
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|  * Copyright (c) 2016 Takashi Sakamoto
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|  */
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| 
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| #undef TRACE_SYSTEM
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| #define TRACE_SYSTEM		snd_firewire_lib
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| 
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| #if !defined(_AMDTP_STREAM_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
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| #define _AMDTP_STREAM_TRACE_H
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| 
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| #include <linux/tracepoint.h>
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| 
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| TRACE_EVENT(amdtp_packet,
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| 	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, u32 curr_cycle_time),
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| 	TP_ARGS(s, cycles, cip_header, payload_length, data_blocks, data_block_counter, packet_index, index, curr_cycle_time),
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| 	TP_STRUCT__entry(
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| 		__field(unsigned int, cycle_time)
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| 		__field(unsigned int, second)
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| 		__field(unsigned int, cycle)
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| 		__field(int, channel)
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| 		__field(int, src)
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| 		__field(int, dest)
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| 		__dynamic_array(u8, cip_header, cip_header ? 8 : 0)
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| 		__field(unsigned int, payload_quadlets)
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| 		__field(unsigned int, data_blocks)
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| 		__field(unsigned int, data_block_counter)
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| 		__field(unsigned int, packet_index)
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| 		__field(unsigned int, irq)
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| 		__field(unsigned int, index)
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| 	),
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| 	TP_fast_assign(
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| 		__entry->cycle_time = curr_cycle_time;
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| 		__entry->second = cycles / CYCLES_PER_SECOND;
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| 		__entry->cycle = cycles % CYCLES_PER_SECOND;
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| 		__entry->channel = s->context->channel;
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| 		if (s->direction == AMDTP_IN_STREAM) {
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| 			__entry->src = fw_parent_device(s->unit)->node_id;
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| 			__entry->dest = fw_parent_device(s->unit)->card->node_id;
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| 		} else {
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| 			__entry->src = fw_parent_device(s->unit)->card->node_id;
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| 			__entry->dest = fw_parent_device(s->unit)->node_id;
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| 		}
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| 		if (cip_header) {
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| 			memcpy(__get_dynamic_array(cip_header), cip_header,
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| 			       __get_dynamic_array_len(cip_header));
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| 		}
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| 		__entry->payload_quadlets = payload_length / sizeof(__be32);
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| 		__entry->data_blocks = data_blocks;
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| 		__entry->data_block_counter = data_block_counter,
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| 		__entry->packet_index = packet_index;
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| 		__entry->irq = !!in_softirq();
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| 		__entry->index = index;
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| 	),
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| 	TP_printk(
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| 		"%08x %02u %04u %04x %04x %02d %03u %02u %03u %02u %01u %02u %s",
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| 		__entry->cycle_time,
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| 		__entry->second,
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| 		__entry->cycle,
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| 		__entry->src,
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| 		__entry->dest,
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| 		__entry->channel,
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| 		__entry->payload_quadlets,
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| 		__entry->data_blocks,
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| 		__entry->data_block_counter,
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| 		__entry->packet_index,
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| 		__entry->irq,
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| 		__entry->index,
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| 		__print_array(__get_dynamic_array(cip_header),
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| 			      __get_dynamic_array_len(cip_header), 1))
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| );
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| 
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| #endif
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| 
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| #undef TRACE_INCLUDE_PATH
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| #define TRACE_INCLUDE_PATH	.
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| #undef TRACE_INCLUDE_FILE
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| #define TRACE_INCLUDE_FILE	amdtp-stream-trace
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| #include <trace/define_trace.h>
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