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 X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8FAA1C07E99 for ; Mon, 5 Jul 2021 17:10:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7318B61935 for ; Mon, 5 Jul 2021 17:10:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229879AbhGERN1 (ORCPT ); Mon, 5 Jul 2021 13:13:27 -0400 Received: from foss.arm.com ([217.140.110.172]:51162 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229827AbhGERNY (ORCPT ); Mon, 5 Jul 2021 13:13:24 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id A87811396; Mon, 5 Jul 2021 10:10:47 -0700 (PDT) Received: from e120937-lin.home (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 6CD2A3F694; Mon, 5 Jul 2021 10:10:45 -0700 (PDT) From: Cristian Marussi To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: sudeep.holla@arm.com, james.quinlan@broadcom.com, Jonathan.Cameron@Huawei.com, f.fainelli@gmail.com, etienne.carriere@linaro.org, vincent.guittot@linaro.org, souvik.chakravarty@arm.com, cristian.marussi@arm.com Subject: [RFC PATCH v2 3/8] include: trace: Add new scmi_xfer_response_wait event Date: Mon, 5 Jul 2021 18:10:17 +0100 Message-Id: <20210705171022.25861-4-cristian.marussi@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210705171022.25861-1-cristian.marussi@arm.com> References: <20210705171022.25861-1-cristian.marussi@arm.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Having a new step to trace SCMI stack while it waits for synchronous responses is useful to analyze system performance when changing waiting mode between polling and interrupt completion. Signed-off-by: Cristian Marussi --- include/trace/events/scmi.h | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/include/trace/events/scmi.h b/include/trace/events/scmi.h index f3a4b4d60714..ba82082f30d7 100644 --- a/include/trace/events/scmi.h +++ b/include/trace/events/scmi.h @@ -33,6 +33,34 @@ TRACE_EVENT(scmi_xfer_begin, __entry->seq, __entry->poll) ); +TRACE_EVENT(scmi_xfer_response_wait, + TP_PROTO(int transfer_id, u8 msg_id, u8 protocol_id, u16 seq, + bool poll, bool atomic), + TP_ARGS(transfer_id, msg_id, protocol_id, seq, poll, atomic), + + TP_STRUCT__entry( + __field(int, transfer_id) + __field(u8, msg_id) + __field(u8, protocol_id) + __field(u16, seq) + __field(bool, poll) + __field(bool, atomic) + ), + + TP_fast_assign( + __entry->transfer_id = transfer_id; + __entry->msg_id = msg_id; + __entry->protocol_id = protocol_id; + __entry->seq = seq; + __entry->poll = poll; + __entry->atomic = atomic; + ), + + TP_printk("transfer_id=%d msg_id=%u protocol_id=%u seq=%u poll=%u atomic=%u", + __entry->transfer_id, __entry->msg_id, __entry->protocol_id, + __entry->seq, __entry->poll, __entry->atomic) +); + TRACE_EVENT(scmi_xfer_end, TP_PROTO(int transfer_id, u8 msg_id, u8 protocol_id, u16 seq, int status), -- 2.17.1