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-rw-r--r--sound/firewire/motu/amdtp-motu-trace.h50
-rw-r--r--sound/firewire/motu/amdtp-motu.c17
2 files changed, 67 insertions, 0 deletions
diff --git a/sound/firewire/motu/amdtp-motu-trace.h b/sound/firewire/motu/amdtp-motu-trace.h
index 5862bf930c56..cd0cbfa9f96f 100644
--- a/sound/firewire/motu/amdtp-motu-trace.h
+++ b/sound/firewire/motu/amdtp-motu-trace.h
@@ -15,6 +15,8 @@
static void copy_sph(u32 *frame, __be32 *buffer, unsigned int data_blocks,
unsigned int data_block_quadlets);
+static void copy_message(u64 *frames, __be32 *buffer, unsigned int data_blocks,
+ unsigned int data_block_quadlets);
TRACE_EVENT(in_data_block_sph,
TP_PROTO(struct amdtp_stream *s, unsigned int data_blocks, __be32 *buffer),
@@ -64,6 +66,54 @@ TRACE_EVENT(out_data_block_sph,
)
);
+TRACE_EVENT(in_data_block_message,
+ TP_PROTO(struct amdtp_stream *s, unsigned int data_blocks, __be32 *buffer),
+ TP_ARGS(s, data_blocks, buffer),
+ TP_STRUCT__entry(
+ __field(int, src)
+ __field(int, dst)
+ __field(unsigned int, data_blocks)
+ __dynamic_array(u64, messages, data_blocks)
+ ),
+ TP_fast_assign(
+ __entry->src = fw_parent_device(s->unit)->node_id;
+ __entry->dst = fw_parent_device(s->unit)->card->node_id;
+ __entry->data_blocks = data_blocks;
+ copy_message(__get_dynamic_array(messages), buffer, data_blocks, s->data_block_quadlets);
+ ),
+ TP_printk(
+ "%04x %04x %u %s",
+ __entry->src,
+ __entry->dst,
+ __entry->data_blocks,
+ __print_array(__get_dynamic_array(messages), __entry->data_blocks, 8)
+ )
+);
+
+TRACE_EVENT(out_data_block_message,
+ TP_PROTO(struct amdtp_stream *s, unsigned int data_blocks, __be32 *buffer),
+ TP_ARGS(s, data_blocks, buffer),
+ TP_STRUCT__entry(
+ __field(int, src)
+ __field(int, dst)
+ __field(unsigned int, data_blocks)
+ __dynamic_array(u64, messages, data_blocks)
+ ),
+ TP_fast_assign(
+ __entry->src = fw_parent_device(s->unit)->card->node_id;
+ __entry->dst = fw_parent_device(s->unit)->node_id;
+ __entry->data_blocks = data_blocks;
+ copy_message(__get_dynamic_array(messages), buffer, data_blocks, s->data_block_quadlets);
+ ),
+ TP_printk(
+ "%04x %04x %u %s",
+ __entry->src,
+ __entry->dst,
+ __entry->data_blocks,
+ __print_array(__get_dynamic_array(messages), __entry->data_blocks, 8)
+ )
+);
+
#endif
#undef TRACE_INCLUDE_PATH
diff --git a/sound/firewire/motu/amdtp-motu.c b/sound/firewire/motu/amdtp-motu.c
index 2c77e8bb5424..996b5f818918 100644
--- a/sound/firewire/motu/amdtp-motu.c
+++ b/sound/firewire/motu/amdtp-motu.c
@@ -280,6 +280,21 @@ static void copy_sph(u32 *frames, __be32 *buffer, unsigned int data_blocks,
}
}
+/* For tracepoints. */
+static void copy_message(u64 *frames, __be32 *buffer, unsigned int data_blocks,
+ unsigned int data_block_quadlets)
+{
+ unsigned int i;
+
+ /* This is just for v2/v3 protocol. */
+ for (i = 0; i < data_blocks; ++i) {
+ *frames = (be32_to_cpu(buffer[1]) << 16) |
+ (be32_to_cpu(buffer[2]) >> 16);
+ buffer += data_block_quadlets;
+ frames++;
+ }
+}
+
static unsigned int process_tx_data_blocks(struct amdtp_stream *s,
__be32 *buffer, unsigned int data_blocks,
unsigned int *syt)
@@ -288,6 +303,7 @@ static unsigned int process_tx_data_blocks(struct amdtp_stream *s,
struct snd_pcm_substream *pcm;
trace_in_data_block_sph(s, data_blocks, buffer);
+ trace_in_data_block_message(s, data_blocks, buffer);
if (p->midi_ports)
read_midi_messages(s, buffer, data_blocks);
@@ -365,6 +381,7 @@ static unsigned int process_rx_data_blocks(struct amdtp_stream *s,
write_sph(s, buffer, data_blocks);
trace_out_data_block_sph(s, data_blocks, buffer);
+ trace_out_data_block_message(s, data_blocks, buffer);
return data_blocks;
}