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The decoder needs to work with more than one traceID queue if we want to
support CPU-wide scenarios with N:1 source/sink topologies.  As such
move the packet buffer and related fields out of the decoder structure
and into the cs_etm_queue structure.
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Tested-by: Leo Yan <leo.yan@linaro.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Suzuki Poulouse <suzuki.poulose@arm.com>
Cc: coresight@lists.linaro.org
Cc: linux-arm-kernel@lists.infradead.org
Link: http://lkml.kernel.org/r/20190524173508.29044-8-mathieu.poirier@linaro.org

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>