From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756240AbbHZGIB (ORCPT ); Wed, 26 Aug 2015 02:08:01 -0400 Received: from e37.co.us.ibm.com ([32.97.110.158]:45352 "EHLO e37.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756024AbbHZGHv (ORCPT ); Wed, 26 Aug 2015 02:07:51 -0400 X-Helo: d03dlp02.boulder.ibm.com X-MailFrom: sukadev@linux.vnet.ibm.com X-RcptTo: linux-kernel@vger.kernel.org From: Sukadev Bhattiprolu To: mingo@redhat.com, ak@linux.intel.com, Michael Ellerman , Jiri Olsa , Arnaldo Carvalho de Melo Cc: namhyung@kernel.org, maddy@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org, Subject: [PATCH v16 04/16] perf, tools: Support CPU ID matching for Powerpc Date: Tue, 25 Aug 2015 23:05:54 -0700 Message-Id: <1440569166-22169-5-git-send-email-sukadev@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1440569166-22169-1-git-send-email-sukadev@linux.vnet.ibm.com> References: <1440569166-22169-1-git-send-email-sukadev@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15082606-0025-0000-0000-00001B1B97FA Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 Acked-by: Jiri Olsa --- 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 6c1b8a7..65f9391 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; +} -- 1.7.9.5