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coresight: tmc-etr: Introduce the notion of IDR to ETR devices
authorMathieu Poirier <mathieu.poirier@linaro.org>
Thu, 25 Apr 2019 19:53:06 +0000 (13:53 -0600)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 25 Apr 2019 20:00:18 +0000 (22:00 +0200)
commitc5ff734462b1d32f793db717ef222cd05e6232d5
tree363a1dc723d57478321f39975d23714504dc8235tree
parent57549999b9a0d0c72900d2413ef1e3168bd2e817commit | diff
coresight: tmc-etr: Introduce the notion of IDR to ETR devices

In CPU-wide scenarios with an N:1 source/sink topology, sources share
the same sink.  In order to reuse the same sink for all sources an
IDR is needed to archive events that have already been accounted for.

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Tested-by: Leo Yan <leo.yan@linaro.org>
Tested-by: Robert Walker <robert.walker@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/hwtracing/coresight/coresight-tmc.c diff | blob | history
drivers/hwtracing/coresight/coresight-tmc.h diff | blob | history
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