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Diffstat (limited to 'sound/firewire/amdtp-stream-trace.h')
-rw-r--r--sound/firewire/amdtp-stream-trace.h110
1 files changed, 110 insertions, 0 deletions
diff --git a/sound/firewire/amdtp-stream-trace.h b/sound/firewire/amdtp-stream-trace.h
new file mode 100644
index 000000000000..9c04faf206b2
--- /dev/null
+++ b/sound/firewire/amdtp-stream-trace.h
@@ -0,0 +1,110 @@
+/*
+ * 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(in_packet,
+ TP_PROTO(const struct amdtp_stream *s, u32 cycles, u32 cip_header[2], unsigned int payload_quadlets, unsigned int index),
+ TP_ARGS(s, cycles, cip_header, payload_quadlets, index),
+ TP_STRUCT__entry(
+ __field(unsigned int, second)
+ __field(unsigned int, cycle)
+ __field(int, channel)
+ __field(int, src)
+ __field(int, dest)
+ __field(u32, cip_header0)
+ __field(u32, cip_header1)
+ __field(unsigned int, payload_quadlets)
+ __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;
+ __entry->src = fw_parent_device(s->unit)->node_id;
+ __entry->dest = fw_parent_device(s->unit)->card->node_id;
+ __entry->cip_header0 = cip_header[0];
+ __entry->cip_header1 = cip_header[1];
+ __entry->payload_quadlets = payload_quadlets;
+ __entry->packet_index = s->packet_index;
+ __entry->irq = !!in_interrupt();
+ __entry->index = index;
+ ),
+ TP_printk(
+ "%02u %04u %04x %04x %02d %08x %08x %03u %02u %01u %02u",
+ __entry->second,
+ __entry->cycle,
+ __entry->src,
+ __entry->dest,
+ __entry->channel,
+ __entry->cip_header0,
+ __entry->cip_header1,
+ __entry->payload_quadlets,
+ __entry->packet_index,
+ __entry->irq,
+ __entry->index)
+);
+
+TRACE_EVENT(out_packet,
+ TP_PROTO(const struct amdtp_stream *s, u32 cycles, __be32 *cip_header, unsigned int payload_length, unsigned int index),
+ TP_ARGS(s, cycles, cip_header, payload_length, index),
+ TP_STRUCT__entry(
+ __field(unsigned int, second)
+ __field(unsigned int, cycle)
+ __field(int, channel)
+ __field(int, src)
+ __field(int, dest)
+ __field(u32, cip_header0)
+ __field(u32, cip_header1)
+ __field(unsigned int, payload_quadlets)
+ __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;
+ __entry->src = fw_parent_device(s->unit)->card->node_id;
+ __entry->dest = fw_parent_device(s->unit)->node_id;
+ __entry->cip_header0 = be32_to_cpu(cip_header[0]);
+ __entry->cip_header1 = be32_to_cpu(cip_header[1]);
+ __entry->payload_quadlets = payload_length / 4;
+ __entry->packet_index = s->packet_index;
+ __entry->irq = !!in_interrupt();
+ __entry->index = index;
+ ),
+ TP_printk(
+ "%02u %04u %04x %04x %02d %08x %08x %03u %02u %01u %02u",
+ __entry->second,
+ __entry->cycle,
+ __entry->src,
+ __entry->dest,
+ __entry->channel,
+ __entry->cip_header0,
+ __entry->cip_header1,
+ __entry->payload_quadlets,
+ __entry->packet_index,
+ __entry->irq,
+ __entry->index)
+);
+
+#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>