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 1C68DC54EBD for ; Fri, 13 Jan 2023 12:55:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241665AbjAMMz3 (ORCPT ); Fri, 13 Jan 2023 07:55:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33998 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241650AbjAMMzA (ORCPT ); Fri, 13 Jan 2023 07:55:00 -0500 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C650DAE48; Fri, 13 Jan 2023 04:41:43 -0800 (PST) Received: from lhrpeml500005.china.huawei.com (unknown [172.18.147.200]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4Ntgyg69p0z6J9YS; Fri, 13 Jan 2023 20:41:31 +0800 (CST) Received: from localhost (10.81.201.219) by lhrpeml500005.china.huawei.com (7.191.163.240) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.34; Fri, 13 Jan 2023 12:41:40 +0000 Date: Fri, 13 Jan 2023 12:41:39 +0000 From: Jonathan Cameron To: Ira Weiny CC: Dan Williams , Bjorn Helgaas , Alison Schofield , Vishal Verma , Davidlohr Bueso , Dave Jiang , Ben Widawsky , Steven Rostedt , , , , Subject: Re: [PATCH v6 5/8] cxl/mem: Trace Memory Module Event Record Message-ID: <20230113124139.000034c0@Huawei.com> In-Reply-To: <20221216-cxl-ev-log-v6-5-346583105b30@intel.com> References: <20221216-cxl-ev-log-v6-0-346583105b30@intel.com> <20221216-cxl-ev-log-v6-5-346583105b30@intel.com> Organization: Huawei Technologies Research and Development (UK) Ltd. X-Mailer: Claws Mail 4.1.0 (GTK 3.24.33; x86_64-w64-mingw32) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.81.201.219] X-ClientProxiedBy: lhrpeml500001.china.huawei.com (7.191.163.213) To lhrpeml500005.china.huawei.com (7.191.163.240) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org On Mon, 09 Jan 2023 11:42:24 -0800 Ira Weiny wrote: > CXL rev 3.0 section 8.2.9.2.1.3 defines the Memory Module Event Record. > > Determine if the event read is memory module record and if so trace the > record. > > Reviewed-by: Dan Williams > Signed-off-by: Ira Weiny Typo inline. With that fixed Reviewed-by: Jonathan Cameron > diff --git a/drivers/cxl/core/trace.h b/drivers/cxl/core/trace.h > index b6321cfb1d9f..ebb4c8ce8587 100644 > --- a/drivers/cxl/core/trace.h > +++ b/drivers/cxl/core/trace.h > @@ -439,6 +439,149 @@ TRACE_EVENT(cxl_dram, > ) > ); > > +/* > + * Memory Module Event Record - MMER > + * > + * CXL res 3.0 section 8.2.9.2.1.3; Table 8-45 > + */ > +#define CXL_MMER_HEALTH_STATUS_CHANGE 0x00 > +#define CXL_MMER_MEDIA_STATUS_CHANGE 0x01 > +#define CXL_MMER_LIFE_USED_CHANGE 0x02 > +#define CXL_MMER_TEMP_CHANGE 0x03 > +#define CXL_MMER_DATA_PATH_ERROR 0x04 > +#define CXL_MMER_LAS_ERROR 0x05 CXL_MMER_LSA_ERROR > +#define show_dev_evt_type(type) __print_symbolic(type, \ > + { CXL_MMER_HEALTH_STATUS_CHANGE, "Health Status Change" }, \ > + { CXL_MMER_MEDIA_STATUS_CHANGE, "Media Status Change" }, \ > + { CXL_MMER_LIFE_USED_CHANGE, "Life Used Change" }, \ > + { CXL_MMER_TEMP_CHANGE, "Temperature Change" }, \ > + { CXL_MMER_DATA_PATH_ERROR, "Data Path Error" }, \ > + { CXL_MMER_LAS_ERROR, "LSA Error" } \ > +)