coresight: etm-perf: new PMU driver for ETM tracers
authorMathieu Poirier <mathieu.poirier@linaro.org>
Thu, 18 Feb 2016 00:52:01 +0000 (17:52 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 20 Feb 2016 22:11:01 +0000 (14:11 -0800)
commit0bcbf2e30ff2271b54f54c8697a185f7d86ec6e4
tree59ba04e18f5b0fb65213494800a6b591513767be
parent2997aa4063d97fdb39450c6078bd81a7b0504f22
coresight: etm-perf: new PMU driver for ETM tracers

Perf is a well known and used tool for performance monitoring
and much more. A such it is an ideal candidate for integration
with coresight based HW tracing.

This patch introduces a PMU that represent a coresight tracer to
the Perf core.

Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/hwtracing/coresight/Makefile
drivers/hwtracing/coresight/coresight-etm-perf.c [new file with mode: 0644]
drivers/hwtracing/coresight/coresight-etm-perf.h [new file with mode: 0644]
drivers/hwtracing/coresight/coresight-etm3x.c
include/linux/coresight-pmu.h [new file with mode: 0644]