[PATCH v6 6/8] perf cs-etm: Add traceID in packet

[Leo Yan]

Add traceID in packet, thus we can use traceID to retrieve metadata
pointer from traceID-metadata tuple.

Signed-off-by: Leo Yan <leo....@linaro.org>
---
 tools/perf/util/cs-etm-decoder/cs-etm-decoder.c | 2 ++
 tools/perf/util/cs-etm-decoder/cs-etm-decoder.h | 1 +
 2 files changed, 3 insertions(+)

diff --git a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c 
b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c
index cdd38ffd10d2..ba4c623cd8de 100644
--- a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c
+++ b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c
@@ -295,6 +295,7 @@ static void cs_etm_decoder__clear_buffer(struct 
cs_etm_decoder *decoder)
                decoder->packet_buffer[i].last_instr_cond = 0;
                decoder->packet_buffer[i].flags = 0;
                decoder->packet_buffer[i].exception_number = UINT32_MAX;
+               decoder->packet_buffer[i].trace_chan_id = UINT8_MAX;
                decoder->packet_buffer[i].cpu = INT_MIN;
        }
 }
@@ -331,6 +332,7 @@ cs_etm_decoder__buffer_packet(struct cs_etm_decoder 
*decoder,
        decoder->packet_buffer[et].last_instr_cond = 0;
        decoder->packet_buffer[et].flags = 0;
        decoder->packet_buffer[et].exception_number = UINT32_MAX;
+       decoder->packet_buffer[et].trace_chan_id = trace_chan_id;
 
        if (decoder->packet_count == MAX_BUFFER - 1)
                return OCSD_RESP_WAIT;
diff --git a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h 
b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h
index 012b4728a46f..7e6a8850be4a 100644
--- a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h
+++ b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h
@@ -50,6 +50,7 @@ struct cs_etm_packet {
        u8 last_instr_cond;
        u8 last_instr_taken_branch;
        u8 last_instr_size;
+       u8 trace_chan_id;
        int cpu;
 };
 
-- 
2.17.1