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[PATCH v20 04/20] perf, tools: Support CPU ID matching for Powerpc

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  [PATCH v20 04/20] perf, tools: Support CPU ID matching for Powerpc Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com> - 2016-06-21 06:10 +0200

#1427259 — [PATCH v20 04/20] perf, tools: Support CPU ID matching for Powerpc

Implement code that returns the generic CPU ID string for Powerpc.
This will be used to identify the specific table of PMU events to
parse/compare user specified events against.

Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
---

Changelog[v14]
	- [Jiri Olsa] Move this independent code off into a separate patch.
---
 tools/perf/arch/powerpc/util/header.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/tools/perf/arch/powerpc/util/header.c b/tools/perf/arch/powerpc/util/header.c
index f8ccee1..9aaa6f5 100644
--- a/tools/perf/arch/powerpc/util/header.c
+++ b/tools/perf/arch/powerpc/util/header.c
@@ -32,3 +32,14 @@ get_cpuid(char *buffer, size_t sz)
 	}
 	return -1;
 }
+
+char *
+get_cpuid_str(void)
+{
+	char *bufp;
+
+	if (asprintf(&bufp, "%.8lx", mfspr(SPRN_PVR)) < 0)
+		bufp = NULL;
+
+	return bufp;
+}
-- 
2.5.3

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