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Commit 39ff5263 authored by Mathieu Poirier's avatar Mathieu Poirier Committed by Arnaldo Carvalho de Melo
Browse files

tools: Copy coresight-pmu.h header file needed by perf tools 



Directly accessing kernel files is not allowed anymore.  As such making
file coresight-pmu.h accessible by the perf tools and complain if this
copy strays from the one found in the main kernel tree.

Signed-off-by: default avatarMathieu Poirier <mathieu.poirier@linaro.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Vince Weaver <vince@deater.net>
Link: http://lkml.kernel.org/r/1470932464-726-2-git-send-email-mathieu.poirier@linaro.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 05ed3ac9

tools/include/linux/coresight-pmu.h

0 → 100644
+39 −0
Original line number Diff line number Diff line 
/*

 * Copyright(C) 2015 Linaro Limited. All rights reserved.

 * Author: Mathieu Poirier <mathieu.poirier@linaro.org>

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 as published by

 * the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for

 * more details.

 *

 * You should have received a copy of the GNU General Public License along with

 * this program.  If not, see <http://www.gnu.org/licenses/>.

 */



#ifndef _LINUX_CORESIGHT_PMU_H

#define _LINUX_CORESIGHT_PMU_H



#define CORESIGHT_ETM_PMU_NAME "cs_etm"

#define CORESIGHT_ETM_PMU_SEED  0x10



/* ETMv3.5/PTM's ETMCR config bit */

#define ETM_OPT_CYCACC  12

#define ETM_OPT_TS      28



static inline int coresight_get_trace_id(int cpu)

{

	/*

	 * A trace ID of value 0 is invalid, so let's start at some

	 * random value that fits in 7 bits and go from there.  Since

	 * the common convention is to have data trace IDs be I(N) + 1,

	 * set instruction trace IDs as a function of the CPU number.

	 */

	return (CORESIGHT_ETM_PMU_SEED + (cpu * 2));

}



#endif

tools/perf/MANIFEST

+1 −0
Original line number Diff line number Diff line
@@ -60,6 +60,7 @@ tools/include/asm-generic/bitops.h 
tools/include/linux/atomic.h

tools/include/linux/bitops.h

tools/include/linux/compiler.h

tools/include/linux/coresight-pmu.h

tools/include/linux/filter.h

tools/include/linux/hash.h

tools/include/linux/kernel.h

tools/perf/Makefile.perf

+3 −0
Original line number Diff line number Diff line
@@ -429,6 +429,9 @@ $(PERF_IN): prepare FORCE 
	@(test -f ../../include/asm-generic/bitops/fls64.h && ( \

        (diff -B ../include/asm-generic/bitops/fls64.h ../../include/asm-generic/bitops/fls64.h >/dev/null) \

        || echo "Warning: tools/include/asm-generic/bitops/fls64.h differs from kernel" >&2 )) || true

	@(test -f ../../include/linux/coresight-pmu.h && ( \

	(diff -B ../include/linux/coresight-pmu.h ../../include/linux/coresight-pmu.h >/dev/null) \

	|| echo "Warning: tools/include/linux/coresight-pmu.h differs from kernel" >&2 )) || true

	$(Q)$(MAKE) $(build)=perf



$(OUTPUT)perf: $(PERFLIBS) $(PERF_IN) $(LIBTRACEEVENT_DYNAMIC_LIST)