From patchwork Thu Sep 14 10:02:57 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linyu Yuan X-Patchwork-Id: 13384962 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 A1491EDE9A0 for ; Thu, 14 Sep 2023 10:03:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237340AbjINKDo (ORCPT ); Thu, 14 Sep 2023 06:03:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42552 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237501AbjINKDn (ORCPT ); Thu, 14 Sep 2023 06:03:43 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 60AD11BE5; Thu, 14 Sep 2023 03:03:39 -0700 (PDT) Received: from pps.filterd (m0279869.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 38E8q61E006005; Thu, 14 Sep 2023 10:03:30 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=qcppdkim1; bh=G/2eQDTXY4kH2xPjU2j7pqazWjavAitp2ZMxd9ZiNPA=; b=OMBsA36KoA7hQtKQHV49gwpwTCcu7cYGMvSpcNCpoDgschSb5vOxe0FlLBDNxfJvOm5k DwFt0Nv8cXwN+/rLlu7Zb7AO60XntuFf3IYqvImhSxNWLLvSR9jtGbQ5DiyB6TavxnLH njooH0oDYrNdy5vfJFWyxVgOeZRHzDVm5vdEBG2kRmllTkI87DWjpDbcoV46Qi4xHr28 py0Mt/oTGyALSwjfF/0xlpA3GOTzjDxP9lbV92Cx+t2g4cDUh4ZGOkQ4/gFsQt1ST6m5 A1qP/kb5oZ1OtIpdMhSbzhIx8EuZ3J0qb87uJMSDbV9qrP8dWu/yjdbW4v3iZnDg1qQD Ww== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3t3re312qr-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 14 Sep 2023 10:03:30 +0000 Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 38EA3SjC023046 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 14 Sep 2023 10:03:28 GMT Received: from linyyuan-gv.qualcomm.com (10.80.80.8) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.36; Thu, 14 Sep 2023 03:03:24 -0700 From: Linyu Yuan To: Thinh Nguyen , Chunfeng Yun , Bin Liu , Peter Chen , Pawel Laszczak , Roger Quadros , Alan Stern , Steven Rostedt , Masami Hiramatsu , "Greg Kroah-Hartman" CC: , , "Linyu Yuan" Subject: [PATCH 3/8] usb: udc: trace: reduce buffer usage of trace event Date: Thu, 14 Sep 2023 18:02:57 +0800 Message-ID: <20230914100302.30274-4-quic_linyyuan@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230914100302.30274-1-quic_linyyuan@quicinc.com> References: <20230914100302.30274-1-quic_linyyuan@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: iO5QwYkLTWCADePJXCLypMeE_DF90a97 X-Proofpoint-ORIG-GUID: iO5QwYkLTWCADePJXCLypMeE_DF90a97 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.980,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-09-14_07,2023-09-13_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 malwarescore=0 mlxscore=0 mlxlogscore=715 lowpriorityscore=0 spamscore=0 clxscore=1015 suspectscore=0 impostorscore=0 adultscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309140085 Precedence: bulk List-ID: X-Mailing-List: linux-trace-kernel@vger.kernel.org Save u32 members into trace event ring buffer and parse it for possible bit fields. Use new DECLARE_EVENT_CLASS_PRINT_INIT() class macro for output stage. Signed-off-by: Linyu Yuan --- drivers/usb/gadget/udc/trace.h | 154 +++++++++++++++------------------ 1 file changed, 69 insertions(+), 85 deletions(-) diff --git a/drivers/usb/gadget/udc/trace.h b/drivers/usb/gadget/udc/trace.h index a5ed26fbc2da..e1754667f1d2 100644 --- a/drivers/usb/gadget/udc/trace.h +++ b/drivers/usb/gadget/udc/trace.h @@ -17,7 +17,7 @@ #include #include -DECLARE_EVENT_CLASS(udc_log_gadget, +DECLARE_EVENT_CLASS_PRINT_INIT(udc_log_gadget, TP_PROTO(struct usb_gadget *g, int ret), TP_ARGS(g, ret), TP_STRUCT__entry( @@ -25,20 +25,7 @@ DECLARE_EVENT_CLASS(udc_log_gadget, __field(enum usb_device_speed, max_speed) __field(enum usb_device_state, state) __field(unsigned, mA) - __field(unsigned, sg_supported) - __field(unsigned, is_otg) - __field(unsigned, is_a_peripheral) - __field(unsigned, b_hnp_enable) - __field(unsigned, a_hnp_support) - __field(unsigned, hnp_polling_support) - __field(unsigned, host_request_flag) - __field(unsigned, quirk_ep_out_aligned_size) - __field(unsigned, quirk_altset_not_supp) - __field(unsigned, quirk_stall_not_supp) - __field(unsigned, quirk_zlp_not_supp) - __field(unsigned, is_selfpowered) - __field(unsigned, deactivated) - __field(unsigned, connected) + __field(u32, gdw1) __field(int, ret) ), TP_fast_assign( @@ -46,39 +33,35 @@ DECLARE_EVENT_CLASS(udc_log_gadget, __entry->max_speed = g->max_speed; __entry->state = g->state; __entry->mA = g->mA; - __entry->sg_supported = g->sg_supported; - __entry->is_otg = g->is_otg; - __entry->is_a_peripheral = g->is_a_peripheral; - __entry->b_hnp_enable = g->b_hnp_enable; - __entry->a_hnp_support = g->a_hnp_support; - __entry->hnp_polling_support = g->hnp_polling_support; - __entry->host_request_flag = g->host_request_flag; - __entry->quirk_ep_out_aligned_size = g->quirk_ep_out_aligned_size; - __entry->quirk_altset_not_supp = g->quirk_altset_not_supp; - __entry->quirk_stall_not_supp = g->quirk_stall_not_supp; - __entry->quirk_zlp_not_supp = g->quirk_zlp_not_supp; - __entry->is_selfpowered = g->is_selfpowered; - __entry->deactivated = g->deactivated; - __entry->connected = g->connected; + __entry->gdw1 = g->dw1; __entry->ret = ret; ), - TP_printk("speed %d/%d state %d %dmA [%s%s%s%s%s%s%s%s%s%s%s%s%s%s] --> %d", + TP_printk("speed %d/%d state %d %dmA [%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s] --> %d", __entry->speed, __entry->max_speed, __entry->state, __entry->mA, - __entry->sg_supported ? "sg:" : "", - __entry->is_otg ? "OTG:" : "", - __entry->is_a_peripheral ? "a_peripheral:" : "", - __entry->b_hnp_enable ? "b_hnp:" : "", - __entry->a_hnp_support ? "a_hnp:" : "", - __entry->hnp_polling_support ? "hnp_poll:" : "", - __entry->host_request_flag ? "hostreq:" : "", - __entry->quirk_ep_out_aligned_size ? "out_aligned:" : "", - __entry->quirk_altset_not_supp ? "no_altset:" : "", - __entry->quirk_stall_not_supp ? "no_stall:" : "", - __entry->quirk_zlp_not_supp ? "no_zlp" : "", - __entry->is_selfpowered ? "self-powered:" : "bus-powered:", - __entry->deactivated ? "deactivated:" : "activated:", - __entry->connected ? "connected" : "disconnected", - __entry->ret) + tg.sg_supported ? "sg:" : "", + tg.is_otg ? "OTG:" : "", + tg.is_a_peripheral ? "a_peripheral:" : "", + tg.b_hnp_enable ? "b_hnp:" : "", + tg.a_hnp_support ? "a_hnp:" : "", + tg.a_alt_hnp_support ? "a_alt_hnp:" : "", + tg.hnp_polling_support ? "hnp_poll:" : "", + tg.host_request_flag ? "hostreq:" : "", + tg.quirk_ep_out_aligned_size ? "out_aligned:" : "", + tg.quirk_altset_not_supp ? "no_altset:" : "", + tg.quirk_stall_not_supp ? "no_stall:" : "", + tg.quirk_zlp_not_supp ? "no_zlp" : "", + tg.quirk_avoids_skb_reserve ? "no_skb_reserve" : "", + tg.is_selfpowered ? "self-powered:" : "bus-powered:", + tg.deactivated ? "deactivated:" : "activated:", + tg.connected ? "connected" : "disconnected", + tg.lpm_capable ? "lpm-capable" : "", + tg.wakeup_capable ? "wakeup-capable" : "", + tg.wakeup_armed ? "wakeup-armed" : "", + __entry->ret), + TP_printk_init( + struct usb_gadget tg; + tg.dw1 = __entry->gdw1; + ) ); DEFINE_EVENT(udc_log_gadget, usb_gadget_frame_number, @@ -141,38 +124,36 @@ DEFINE_EVENT(udc_log_gadget, usb_gadget_activate, TP_ARGS(g, ret) ); -DECLARE_EVENT_CLASS(udc_log_ep, +DECLARE_EVENT_CLASS_PRINT_INIT(udc_log_ep, TP_PROTO(struct usb_ep *ep, int ret), TP_ARGS(ep, ret), TP_STRUCT__entry( - __string(name, ep->name) - __field(unsigned, maxpacket) - __field(unsigned, maxpacket_limit) - __field(unsigned, max_streams) - __field(unsigned, mult) - __field(unsigned, maxburst) - __field(u8, address) - __field(bool, claimed) - __field(bool, enabled) + __field(u32, edw3) + __field(u32, edw1) + __field(u32, edw2) __field(int, ret) ), TP_fast_assign( - __assign_str(name, ep->name); - __entry->maxpacket = ep->maxpacket; - __entry->maxpacket_limit = ep->maxpacket_limit; - __entry->max_streams = ep->max_streams; - __entry->mult = ep->mult; - __entry->maxburst = ep->maxburst; - __entry->address = ep->address, - __entry->claimed = ep->claimed; - __entry->enabled = ep->enabled; + __entry->edw3 = ep->dw3; + __entry->edw1 = ep->dw1; + __entry->edw2 = ep->dw2; __entry->ret = ret; ), TP_printk("%s: mps %d/%d streams %d mult %d burst %d addr %02x %s%s --> %d", - __get_str(name), __entry->maxpacket, __entry->maxpacket_limit, - __entry->max_streams, __entry->mult, __entry->maxburst, - __entry->address, __entry->claimed ? "claimed:" : "released:", - __entry->enabled ? "enabled" : "disabled", ret) + __s, te.maxpacket, te.maxpacket_limit, + te.max_streams, te.mult, te.maxburst, + te.address, te.claimed ? "claimed:" : "released:", + te.enabled ? "enabled" : "disabled", ret), + TP_printk_init( + struct usb_ep te; + char __s[9]; + te.dw1 = __entry->edw1; + te.dw2 = __entry->edw2; + te.dw3 = __entry->edw3; + snprintf(__s, 9, "ep%d%s", te.address, \ + (te.caps.dir_in && te.caps.dir_out) ? "" : \ + te.caps.dir_in ? "in" : "out"); + ) ); DEFINE_EVENT(udc_log_ep, usb_ep_set_maxpacket_limit, @@ -215,44 +196,47 @@ DEFINE_EVENT(udc_log_ep, usb_ep_fifo_flush, TP_ARGS(ep, ret) ); -DECLARE_EVENT_CLASS(udc_log_req, +DECLARE_EVENT_CLASS_PRINT_INIT(udc_log_req, TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret), TP_ARGS(ep, req, ret), TP_STRUCT__entry( - __string(name, ep->name) + __field(u32, edw3) __field(unsigned, length) __field(unsigned, actual) __field(unsigned, num_sgs) __field(unsigned, num_mapped_sgs) - __field(unsigned, stream_id) - __field(unsigned, no_interrupt) - __field(unsigned, zero) - __field(unsigned, short_not_ok) + __field(u32, rdw1) __field(int, status) __field(int, ret) __field(struct usb_request *, req) ), TP_fast_assign( - __assign_str(name, ep->name); + __entry->edw3 = ep->dw3; __entry->length = req->length; __entry->actual = req->actual; __entry->num_sgs = req->num_sgs; __entry->num_mapped_sgs = req->num_mapped_sgs; - __entry->stream_id = req->stream_id; - __entry->no_interrupt = req->no_interrupt; - __entry->zero = req->zero; - __entry->short_not_ok = req->short_not_ok; + __entry->rdw1 = req->dw1; __entry->status = req->status; __entry->ret = ret; __entry->req = req; ), TP_printk("%s: req %p length %d/%d sgs %d/%d stream %d %s%s%s status %d --> %d", - __get_str(name),__entry->req, __entry->actual, __entry->length, - __entry->num_mapped_sgs, __entry->num_sgs, __entry->stream_id, - __entry->zero ? "Z" : "z", - __entry->short_not_ok ? "S" : "s", - __entry->no_interrupt ? "i" : "I", - __entry->status, __entry->ret + __s,__entry->req, __entry->actual, __entry->length, + __entry->num_mapped_sgs, __entry->num_sgs, tr.stream_id, + tr.zero ? "Z" : "z", + tr.short_not_ok ? "S" : "s", + tr.no_interrupt ? "i" : "I", + __entry->status, __entry->ret), + TP_printk_init( + struct usb_ep te; + struct usb_request tr; + char __s[9]; + te.dw3 = __entry->edw3; + tr.dw1 = __entry->rdw1; + snprintf(__s, 9, "ep%d%s", te.address, \ + (te.caps.dir_in && te.caps.dir_out) ? "" : \ + te.caps.dir_in ? "in" : "out"); ) );