From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 61D1FC77B75 for ; Mon, 8 May 2023 11:41:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234019AbjEHLl0 (ORCPT ); Mon, 8 May 2023 07:41:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58764 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236088AbjEHLlA (ORCPT ); Mon, 8 May 2023 07:41:00 -0400 Received: from out30-124.freemail.mail.aliyun.com (out30-124.freemail.mail.aliyun.com [115.124.30.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A14024031C; Mon, 8 May 2023 04:40:36 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R311e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018045192;MF=renyu.zj@linux.alibaba.com;NM=1;PH=DS;RN=17;SR=0;TI=SMTPD_---0Vi5DXX._1683546030; Received: from 30.221.149.87(mailfrom:renyu.zj@linux.alibaba.com fp:SMTPD_---0Vi5DXX._1683546030) by smtp.aliyun-inc.com; Mon, 08 May 2023 19:40:32 +0800 Message-ID: <5a90f26d-980f-794e-c620-09d50dd9e310@linux.alibaba.com> Date: Mon, 8 May 2023 19:40:29 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 Subject: Re: [PATCH v2 5/5] perf vendor events: Add JSON metrics for Yitian 710 DDR To: Shuai Xue , John Garry , Ian Rogers , Will Deacon Cc: James Clark , Mike Leach , Leo Yan , Mark Rutland , Ilkka Koskinen , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Adrian Hunter , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, Zhuo Song References: <1682329456-19418-1-git-send-email-renyu.zj@linux.alibaba.com> <1682329456-19418-6-git-send-email-renyu.zj@linux.alibaba.com> From: Jing Zhang In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 在 2023/5/4 下午3:31, Shuai Xue 写道: > > > On 2023/4/24 17:44, Jing Zhang wrote: >> Add JSON metrics for T-HEAD Yitian 710 SoC DDR. >> >> Signed-off-by: Jing Zhang > > > Could you also update the Documentation/admin-guide/perf/alibaba_pmu.rst > with some example of how to use these metrics? > Yes，will do. Thanks, Jing > Best Regards, > Shuai > > >> --- >> .../arch/arm64/freescale/yitian710/sys/metrics.json | 20 ++++++++++++++++++++ >> 1 file changed, 20 insertions(+) >> create mode 100644 tools/perf/pmu-events/arch/arm64/freescale/yitian710/sys/metrics.json >> >> diff --git a/tools/perf/pmu-events/arch/arm64/freescale/yitian710/sys/metrics.json b/tools/perf/pmu-events/arch/arm64/freescale/yitian710/sys/metrics.json >> new file mode 100644 >> index 0000000..1a92477 >> --- /dev/null >> +++ b/tools/perf/pmu-events/arch/arm64/freescale/yitian710/sys/metrics.json >> @@ -0,0 +1,20 @@ >> +[ >> + { >> + "MetricName": "ddr_read_bandwidth.all", >> + "BriefDescription": "The ddr read bandwidth(MB/s).", >> + "MetricGroup": "ddr", >> + "MetricExpr": "hif_rd * 64 / 1e6 / duration_time", >> + "ScaleUnit": "1MB/s", >> + "Unit": "ali_drw", >> + "Compat": "ali_drw_pmu" >> + }, >> + { >> + "MetricName": "ddr_write_bandwidth.all", >> + "BriefDescription": "The ddr write bandwidth(MB/s).", >> + "MetricGroup": "ddr", >> + "MetricExpr": "(hif_wr + hif_rmw) * 64 / 1e6 / duration_time", >> + "ScaleUnit": "1MB/s", >> + "Unit": "ali_drw", >> + "Compat": "ali_drw_pmu" >> + } >> +]