From patchwork Mon Sep 11 11:24:42 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linyu Yuan X-Patchwork-Id: 721689 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 374D6CA0EC8 for ; Mon, 11 Sep 2023 21:47:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1350680AbjIKVkl (ORCPT ); Mon, 11 Sep 2023 17:40:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53028 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236806AbjIKL0f (ORCPT ); Mon, 11 Sep 2023 07:26:35 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D61EAF5 for ; Mon, 11 Sep 2023 04:26:30 -0700 (PDT) Received: from pps.filterd (m0279862.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 38B9eO3J002510; Mon, 11 Sep 2023 11:25:54 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=nmoD32d8C18puQgH89Mfr3qEYCit/KVOlpv1b45lAyw=; b=esvr1jXPtQK1tABlhil1uADPSMGUEmxkfL29ZXw5+mnLMqQoncVBTkB/l6X4NsmbX+bx mXcwasaum4s60getzRfnWb8DPmzDrGDYYXo1nKDAQpBYBMMx6WqfkWXmuKj3GB7Lvg1j mDxRghp8L+bihDNoDLyk5qLQ5GBMehreJLkxh1jHuEfKJA3z6llCIdAq+I8alOPhJOYI wNZPGGJCYXM4vF4dEiKdZk72+511NpRg5Te+ss5QQlplE6QSUHMXQrUwsoTkPpJkfDOt vw05hjRJrkiWb52yv1zAIQT4z6sy0LGNwuGWzzeBvR1EwPb4GG3eXBoIX2yzT00I7wWg hg== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3t0hfqkggw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 11 Sep 2023 11:25:54 +0000 Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 38BBPrWq006344 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 11 Sep 2023 11:25:53 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; Mon, 11 Sep 2023 04:25:46 -0700 From: Linyu Yuan To: Thinh Nguyen , Peter Chen , Pawel Laszczak , Roger Quadros , Linus Walleij , Chunfeng Yun , Neal Liu , "Cristian Birsan" , Bin Liu , "Kevin Cernekee" , Justin Chen , "Al Cooper" , Li Yang , "Vladimir Zapolskiy" , Daniel Mack , Haojian Zhuang , Robert Jarzmik , "Philipp Zabel" , Herve Codina , hierry Reding , Jonathan Hunter , Michal Simek , Rui Miguel Silva , Valentina Manea , "Shuah Khan" , Hongren Zheng , Greg Kroah-Hartman CC: , Linyu Yuan Subject: [PATCH v2 07/11] usb: cdns3: trace: reduce buffer usage of trace event Date: Mon, 11 Sep 2023 19:24:42 +0800 Message-ID: <20230911112446.1791-8-quic_linyyuan@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230911112446.1791-1-quic_linyyuan@quicinc.com> References: <20230911112446.1791-1-quic_linyyuan@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) 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-ORIG-GUID: PZ2yYpLV4gg1xHgNqk3ReezebHirIqqy X-Proofpoint-GUID: PZ2yYpLV4gg1xHgNqk3ReezebHirIqqy X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-09-11_06,2023-09-05_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 mlxscore=0 suspectscore=0 phishscore=0 mlxlogscore=486 malwarescore=0 priorityscore=1501 lowpriorityscore=0 impostorscore=0 clxscore=1015 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309110104 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Save u32 members into trace event ring buffer and parse it for possible bit information. Signed-off-by: Linyu Yuan --- v2: no change drivers/usb/cdns3/cdns3-trace.h | 93 +++++++++++++++------------------ 1 file changed, 42 insertions(+), 51 deletions(-) diff --git a/drivers/usb/cdns3/cdns3-trace.h b/drivers/usb/cdns3/cdns3-trace.h index 40db89e3333c..391547546530 100644 --- a/drivers/usb/cdns3/cdns3-trace.h +++ b/drivers/usb/cdns3/cdns3-trace.h @@ -28,45 +28,45 @@ TRACE_EVENT(cdns3_halt, TP_PROTO(struct cdns3_endpoint *ep_priv, u8 halt, u8 flush), TP_ARGS(ep_priv, halt, flush), TP_STRUCT__entry( - __string(name, ep_priv->name) + __field(u32, edw3) __field(u8, halt) __field(u8, flush) ), TP_fast_assign( - __assign_str(name, ep_priv->name); + __entry->edw3 = ep_priv->endpoint.dw3; __entry->halt = halt; __entry->flush = flush; ), TP_printk("Halt %s for %s: %s", __entry->flush ? " and flush" : "", - __get_str(name), __entry->halt ? "set" : "cleared") + USB_EP_NAME(__entry->edw3), __entry->halt ? "set" : "cleared") ); TRACE_EVENT(cdns3_wa1, TP_PROTO(struct cdns3_endpoint *ep_priv, char *msg), TP_ARGS(ep_priv, msg), TP_STRUCT__entry( - __string(ep_name, ep_priv->name) + __field(u32, edw3) __string(msg, msg) ), TP_fast_assign( - __assign_str(ep_name, ep_priv->name); + __entry->edw3 = ep_priv->endpoint.dw3; __assign_str(msg, msg); ), - TP_printk("WA1: %s %s", __get_str(ep_name), __get_str(msg)) + TP_printk("WA1: %s %s", USB_EP_NAME(__entry->edw3), __get_str(msg)) ); TRACE_EVENT(cdns3_wa2, TP_PROTO(struct cdns3_endpoint *ep_priv, char *msg), TP_ARGS(ep_priv, msg), TP_STRUCT__entry( - __string(ep_name, ep_priv->name) + __field(u32, edw3) __string(msg, msg) ), TP_fast_assign( - __assign_str(ep_name, ep_priv->name); + __entry->edw3 = ep_priv->endpoint.dw3; __assign_str(msg, msg); ), - TP_printk("WA2: %s %s", __get_str(ep_name), __get_str(msg)) + TP_printk("WA2: %s %s", USB_EP_NAME(__entry->edw3), __get_str(msg)) ); DECLARE_EVENT_CLASS(cdns3_log_doorbell, @@ -118,14 +118,14 @@ DECLARE_EVENT_CLASS(cdns3_log_epx_irq, TP_PROTO(struct cdns3_device *priv_dev, struct cdns3_endpoint *priv_ep), TP_ARGS(priv_dev, priv_ep), TP_STRUCT__entry( - __string(ep_name, priv_ep->name) + __field(u32, edw3) __field(u32, ep_sts) __field(u32, ep_traddr) __field(u32, ep_last_sid) __field(u32, use_streams) ), TP_fast_assign( - __assign_str(ep_name, priv_ep->name); + __entry->edw3 = priv_ep->endpoint.dw3; __entry->ep_sts = readl(&priv_dev->regs->ep_sts); __entry->ep_traddr = readl(&priv_dev->regs->ep_traddr); __entry->ep_last_sid = priv_ep->last_stream_id; @@ -133,7 +133,7 @@ DECLARE_EVENT_CLASS(cdns3_log_epx_irq, ), TP_printk("%s, ep_traddr: %08x ep_last_sid: %08x use_streams: %d", cdns3_decode_epx_irq(__get_buf(CDNS3_MSG_MAX), - __get_str(ep_name), + USB_EP_NAME(__entry->edw3), __entry->ep_sts), __entry->ep_traddr, __entry->ep_last_sid, @@ -199,47 +199,42 @@ DECLARE_EVENT_CLASS(cdns3_log_request, TP_PROTO(struct cdns3_request *req), TP_ARGS(req), TP_STRUCT__entry( - __string(name, req->priv_ep->name) + __field(u32, edw3) __field(struct cdns3_request *, req) __field(void *, buf) __field(unsigned int, actual) __field(unsigned int, length) __field(int, status) - __field(int, zero) - __field(int, short_not_ok) - __field(int, no_interrupt) + __field(u32, rdw1) __field(int, start_trb) __field(int, end_trb) __field(int, flags) __field(unsigned int, stream_id) ), TP_fast_assign( - __assign_str(name, req->priv_ep->name); + __entry->edw3 = req->priv_ep->endpoint.dw3; __entry->req = req; __entry->buf = req->request.buf; __entry->actual = req->request.actual; __entry->length = req->request.length; __entry->status = req->request.status; - __entry->zero = req->request.zero; - __entry->short_not_ok = req->request.short_not_ok; - __entry->no_interrupt = req->request.no_interrupt; + __entry->rdw1 = req->request.dw1; __entry->start_trb = req->start_trb; __entry->end_trb = req->end_trb; __entry->flags = req->flags; - __entry->stream_id = req->request.stream_id; ), TP_printk("%s: req: %p, req buff %p, length: %u/%u %s%s%s, status: %d," " trb: [start:%d, end:%d], flags:%x SID: %u", - __get_str(name), __entry->req, __entry->buf, __entry->actual, + USB_EP_NAME(__entry->edw3), __entry->req, __entry->buf, __entry->actual, __entry->length, - __entry->zero ? "Z" : "z", - __entry->short_not_ok ? "S" : "s", - __entry->no_interrupt ? "I" : "i", + USB_REQ_ZERO(__entry->rdw1) ? "Z" : "z", + USB_REQ_SHORT_NOT_OK(__entry->rdw1) ? "S" : "s", + USB_REQ_NO_INTERRUPT(__entry->rdw1) ? "I" : "i", __entry->status, __entry->start_trb, __entry->end_trb, __entry->flags, - __entry->stream_id + USB_REQ_STREAM_ID(__entry->rdw1) ) ); @@ -287,21 +282,21 @@ DECLARE_EVENT_CLASS(cdns3_stream_split_transfer_len, TP_PROTO(struct cdns3_request *req), TP_ARGS(req), TP_STRUCT__entry( - __string(name, req->priv_ep->name) + __field(u32, edw3) __field(struct cdns3_request *, req) __field(unsigned int, length) __field(unsigned int, actual) __field(unsigned int, stream_id) ), TP_fast_assign( - __assign_str(name, req->priv_ep->name); + __entry->edw3 = req->priv_ep->endpoint.dw3; __entry->req = req; __entry->actual = req->request.length; __entry->length = req->request.actual; __entry->stream_id = req->request.stream_id; ), TP_printk("%s: req: %p,request length: %u actual length: %u SID: %u", - __get_str(name), __entry->req, __entry->length, + USB_EP_NAME(__entry->edw3), __entry->req, __entry->length, __entry->actual, __entry->stream_id) ); @@ -320,7 +315,7 @@ DECLARE_EVENT_CLASS(cdns3_log_aligned_request, TP_PROTO(struct cdns3_request *priv_req), TP_ARGS(priv_req), TP_STRUCT__entry( - __string(name, priv_req->priv_ep->name) + __field(u32, edw3) __field(struct usb_request *, req) __field(void *, buf) __field(dma_addr_t, dma) @@ -329,7 +324,7 @@ DECLARE_EVENT_CLASS(cdns3_log_aligned_request, __field(u32, aligned_buf_size) ), TP_fast_assign( - __assign_str(name, priv_req->priv_ep->name); + __entry->edw3 = priv_req->priv_ep->endpoint.dw3; __entry->req = &priv_req->request; __entry->buf = priv_req->request.buf; __entry->dma = priv_req->request.dma; @@ -338,7 +333,7 @@ DECLARE_EVENT_CLASS(cdns3_log_aligned_request, __entry->aligned_buf_size = priv_req->aligned_buf->size; ), TP_printk("%s: req: %p, req buf %p, dma %pad a_buf %p a_dma %pad, size %d", - __get_str(name), __entry->req, __entry->buf, &__entry->dma, + USB_EP_NAME(__entry->edw3), __entry->req, __entry->buf, &__entry->dma, __entry->aligned_buf, &__entry->aligned_dma, __entry->aligned_buf_size ) @@ -358,19 +353,19 @@ DECLARE_EVENT_CLASS(cdns3_log_map_request, TP_PROTO(struct cdns3_request *priv_req), TP_ARGS(priv_req), TP_STRUCT__entry( - __string(name, priv_req->priv_ep->name) + __field(u32, edw3) __field(struct usb_request *, req) __field(void *, buf) __field(dma_addr_t, dma) ), TP_fast_assign( - __assign_str(name, priv_req->priv_ep->name); + __entry->edw3 = priv_req->priv_ep->endpoint.dw3; __entry->req = &priv_req->request; __entry->buf = priv_req->request.buf; __entry->dma = priv_req->request.dma; ), TP_printk("%s: req: %p, req buf %p, dma %p", - __get_str(name), __entry->req, __entry->buf, &__entry->dma + USB_EP_NAME(__entry->edw3), __entry->req, __entry->buf, &__entry->dma ) ); DEFINE_EVENT(cdns3_log_map_request, cdns3_map_request, @@ -386,7 +381,7 @@ DECLARE_EVENT_CLASS(cdns3_log_trb, TP_PROTO(struct cdns3_endpoint *priv_ep, struct cdns3_trb *trb), TP_ARGS(priv_ep, trb), TP_STRUCT__entry( - __string(name, priv_ep->name) + __field(u32, edw3) __field(struct cdns3_trb *, trb) __field(u32, buffer) __field(u32, length) @@ -395,7 +390,7 @@ DECLARE_EVENT_CLASS(cdns3_log_trb, __field(unsigned int, last_stream_id) ), TP_fast_assign( - __assign_str(name, priv_ep->name); + __entry->edw3 = priv_ep->endpoint.dw3; __entry->trb = trb; __entry->buffer = le32_to_cpu(trb->buffer); __entry->length = le32_to_cpu(trb->length); @@ -404,7 +399,7 @@ DECLARE_EVENT_CLASS(cdns3_log_trb, __entry->last_stream_id = priv_ep->last_stream_id; ), TP_printk("%s: trb %p, dma buf: 0x%08x, size: %ld, burst: %d ctrl: 0x%08x (%s%s%s%s%s%s%s) SID:%lu LAST_SID:%u", - __get_str(name), __entry->trb, __entry->buffer, + USB_EP_NAME(__entry->edw3), __entry->trb, __entry->buffer, TRB_LEN(__entry->length), (u8)TRB_BURST_LEN_GET(__entry->length), __entry->control, @@ -455,24 +450,20 @@ DECLARE_EVENT_CLASS(cdns3_log_ep, TP_PROTO(struct cdns3_endpoint *priv_ep), TP_ARGS(priv_ep), TP_STRUCT__entry( - __string(name, priv_ep->name) - __field(unsigned int, maxpacket) - __field(unsigned int, maxpacket_limit) - __field(unsigned int, max_streams) + __field(u32, edw3) + __field(u32, edw1) + __field(u32, edw2) __field(unsigned int, use_streams) - __field(unsigned int, maxburst) __field(unsigned int, flags) __field(unsigned int, dir) __field(u8, enqueue) __field(u8, dequeue) ), TP_fast_assign( - __assign_str(name, priv_ep->name); - __entry->maxpacket = priv_ep->endpoint.maxpacket; - __entry->maxpacket_limit = priv_ep->endpoint.maxpacket_limit; - __entry->max_streams = priv_ep->endpoint.max_streams; + __entry->edw3 = priv_ep->endpoint.dw3; + __entry->edw2 = priv_ep->endpoint.dw2; + __entry->edw1 = priv_ep->endpoint.dw1; __entry->use_streams = priv_ep->use_streams; - __entry->maxburst = priv_ep->endpoint.maxburst; __entry->flags = priv_ep->flags; __entry->dir = priv_ep->dir; __entry->enqueue = priv_ep->enqueue; @@ -480,10 +471,10 @@ DECLARE_EVENT_CLASS(cdns3_log_ep, ), TP_printk("%s: mps: %d/%d. streams: %d, stream enable: %d, burst: %d, " "enq idx: %d, deq idx: %d, flags %s%s%s%s%s%s%s%s, dir: %s", - __get_str(name), __entry->maxpacket, - __entry->maxpacket_limit, __entry->max_streams, + USB_EP_NAME(__entry->edw3), USB_EP_MAXPACKET(__entry->edw1), + USB_EP_MAXPACKET_LIMIT(__entry->edw1), USB_EP_MAX_STREAMS(__entry->edw2), __entry->use_streams, - __entry->maxburst, __entry->enqueue, + USB_EP_MAXBURST(__entry->edw2), __entry->enqueue, __entry->dequeue, __entry->flags & EP_ENABLED ? "EN | " : "", __entry->flags & EP_STALLED ? "STALLED | " : "",