[6/8] usb: cdns2: trace: reduce buffer usage of trace event

Message ID	20230914100302.30274-7-quic_linyyuan@quicinc.com (mailing list archive)
State	Rejected
Headers	show Return-Path: <linux-trace-kernel-owner@vger.kernel.org> From: Linyu Yuan <quic_linyyuan@quicinc.com> To: Thinh Nguyen <Thinh.Nguyen@synopsys.com>, Chunfeng Yun <chunfeng.yun@mediatek.com>, Bin Liu <b-liu@ti.com>, Peter Chen <peter.chen@kernel.org>, Pawel Laszczak <pawell@cadence.com>, Roger Quadros <rogerq@kernel.org>, Alan Stern <stern@rowland.harvard.edu>, Steven Rostedt <rostedt@goodmis.org>, Masami Hiramatsu <mhiramat@kernel.org>, "Greg Kroah-Hartman" <gregkh@linuxfoundation.org> CC: <linux-usb@vger.kernel.org>, <linux-trace-kernel@vger.kernel.org>, "Linyu Yuan" <quic_linyyuan@quicinc.com> Subject: [PATCH 6/8] usb: cdns2: trace: reduce buffer usage of trace event Date: Thu, 14 Sep 2023 18:03:00 +0800 Message-ID: <20230914100302.30274-7-quic_linyyuan@quicinc.com> In-Reply-To: <20230914100302.30274-1-quic_linyyuan@quicinc.com> References: <20230914100302.30274-1-quic_linyyuan@quicinc.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain Precedence: bulk
Series	usb: gadget: reduce usb gadget trace event buffer usage \| expand [0/8] usb: gadget: reduce usb gadget trace event buffer usage [1/8] trace: add new DECLARE_EVENT_CLASS_PRINT_INIT class type [2/8] usb: gadget: add anonymous definition in some struct for trace purpose [3/8] usb: udc: trace: reduce buffer usage of trace event [4/8] usb: cdns3: trace: reduce buffer usage of trace event [5/8] usb: dwc3: trace: reduce buffer usage of trace event [6/8] usb: cdns2: trace: reduce buffer usage of trace event [7/8] usb: mtu3: trace: reduce buffer usage of trace event [8/8] usb: musb: trace: reduce buffer usage of trace event

diff --git a/drivers/usb/gadget/udc/cdns2/cdns2-trace.h b/drivers/usb/gadget/udc/cdns2/cdns2-trace.h index 61f241634ea5..f81caa12cb63 100644 --- a/drivers/usb/gadget/udc/cdns2/cdns2-trace.h +++ b/drivers/usb/gadget/udc/cdns2/cdns2-trace.h @@ -94,51 +94,74 @@ DEFINE_EVENT(cdns2_log_simple, cdns2_device_state, TP_ARGS(msg) ); -TRACE_EVENT(cdns2_ep_halt, +TRACE_EVENT_PRINT_INIT(cdns2_ep_halt, TP_PROTO(struct cdns2_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") + __s, __entry->halt ? "set" : "cleared"), + TP_printk_init( + struct usb_ep te; + char __s[9]; + 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"); + ) ); -TRACE_EVENT(cdns2_wa1, +TRACE_EVENT_PRINT_INIT(cdns2_wa1, TP_PROTO(struct cdns2_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", __s, __get_str(msg)), + TP_printk_init( + struct usb_ep te; + char __s[9]; + 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"); + ) ); -DECLARE_EVENT_CLASS(cdns2_log_doorbell, +DECLARE_EVENT_CLASS_PRINT_INIT(cdns2_log_doorbell, TP_PROTO(struct cdns2_endpoint *pep, u32 ep_trbaddr), TP_ARGS(pep, ep_trbaddr), TP_STRUCT__entry( - __string(name, pep->num ? pep->name : - (pep->dir ? "ep0in" : "ep0out")) + __field(u32, edw3) __field(u32, ep_trbaddr) ), TP_fast_assign( - __assign_str(name, pep->name); + __entry->edw3 = pep->endpoint.dw3; __entry->ep_trbaddr = ep_trbaddr; ), - TP_printk("%s, ep_trbaddr %08x", __get_str(name), - __entry->ep_trbaddr) + TP_printk("%s, ep_trbaddr %08x", __s, + __entry->ep_trbaddr), + TP_printk_init( + struct usb_ep te; + char __s[9]; + 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(cdns2_log_doorbell, cdns2_doorbell_ep0, @@ -186,26 +209,34 @@ TRACE_EVENT(cdns2_dma_ep_ists, __entry->dma_ep_ists >> 16) ); -DECLARE_EVENT_CLASS(cdns2_log_epx_irq, +DECLARE_EVENT_CLASS_PRINT_INIT(cdns2_log_epx_irq, TP_PROTO(struct cdns2_device *pdev, struct cdns2_endpoint *pep), TP_ARGS(pdev, pep), TP_STRUCT__entry( - __string(ep_name, pep->name) + __field(u32, edw3) __field(u32, ep_sts) __field(u32, ep_ists) __field(u32, ep_traddr) ), TP_fast_assign( - __assign_str(ep_name, pep->name); + __entry->edw3 = pep->endpoint.dw3; __entry->ep_sts = readl(&pdev->adma_regs->ep_sts); __entry->ep_ists = readl(&pdev->adma_regs->ep_ists); __entry->ep_traddr = readl(&pdev->adma_regs->ep_traddr); ), TP_printk("%s, ep_traddr: %08x", cdns2_decode_epx_irq(__get_buf(CDNS2_MSG_MAX), CDNS2_MSG_MAX, - __get_str(ep_name), + __s, __entry->ep_ists, __entry->ep_sts), - __entry->ep_traddr) + __entry->ep_traddr), + TP_printk_init( + struct usb_ep te; + char __s[9]; + 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(cdns2_log_epx_irq, cdns2_epx_irq, @@ -266,11 +297,11 @@ DEFINE_EVENT(cdns2_log_ctrl, cdns2_ctrl_req, TP_ARGS(ctrl) ); -DECLARE_EVENT_CLASS(cdns2_log_request, +DECLARE_EVENT_CLASS_PRINT_INIT(cdns2_log_request, TP_PROTO(struct cdns2_request *preq), TP_ARGS(preq), TP_STRUCT__entry( - __string(name, preq->pep->name) + __field(u32, edw3) __field(struct usb_request *, request) __field(struct cdns2_request *, preq) __field(void *, buf) @@ -278,9 +309,7 @@ DECLARE_EVENT_CLASS(cdns2_log_request, __field(unsigned int, length) __field(int, status) __field(dma_addr_t, dma) - __field(int, zero) - __field(int, short_not_ok) - __field(int, no_interrupt) + __field(u32, rdw1) __field(struct scatterlist*, sg) __field(unsigned int, num_sgs) __field(unsigned int, num_mapped_sgs) @@ -288,7 +317,7 @@ DECLARE_EVENT_CLASS(cdns2_log_request, __field(int, end_trb) ), TP_fast_assign( - __assign_str(name, preq->pep->name); + __entry->edw3 = preq->pep->endpoint.dw3; __entry->request = &preq->request; __entry->preq = preq; __entry->buf = preq->request.buf; @@ -296,9 +325,7 @@ DECLARE_EVENT_CLASS(cdns2_log_request, __entry->length = preq->request.length; __entry->status = preq->request.status; __entry->dma = preq->request.dma; - __entry->zero = preq->request.zero; - __entry->short_not_ok = preq->request.short_not_ok; - __entry->no_interrupt = preq->request.no_interrupt; + __entry->rdw1 = preq->request.dw1; __entry->sg = preq->request.sg; __entry->num_sgs = preq->request.num_sgs; __entry->num_mapped_sgs = preq->request.num_mapped_sgs; @@ -308,15 +335,25 @@ DECLARE_EVENT_CLASS(cdns2_log_request, TP_printk("%s: req: %p, preq: %p, req buf: %p, length: %u/%u, status: %d," "buf dma: (%pad), %s%s%s, sg: %p, num_sgs: %d, num_m_sgs: %d," "trb: [start: %d, end: %d]", - __get_str(name), __entry->request, __entry->preq, + __s, __entry->request, __entry->preq, __entry->buf, __entry->actual, __entry->length, __entry->status, &__entry->dma, - __entry->zero ? "Z" : "z", - __entry->short_not_ok ? "S" : "s", - __entry->no_interrupt ? "I" : "i", + tr.zero ? "Z" : "z", + tr.short_not_ok ? "S" : "s", + tr.no_interrupt ? "I" : "i", __entry->sg, __entry->num_sgs, __entry->num_mapped_sgs, __entry->start_trb, __entry->end_trb + ), + 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"); ) ); @@ -370,23 +407,31 @@ TRACE_EVENT(cdns2_ep0_enqueue, __entry->length) ); -DECLARE_EVENT_CLASS(cdns2_log_map_request, +DECLARE_EVENT_CLASS_PRINT_INIT(cdns2_log_map_request, TP_PROTO(struct cdns2_request *priv_req), TP_ARGS(priv_req), TP_STRUCT__entry( - __string(name, priv_req->pep->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->pep->name); + __entry->edw3 = priv_req->pep->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 + __s, __entry->req, __entry->buf, &__entry->dma + ), + TP_printk_init( + struct usb_ep te; + char __s[9]; + 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"); ) ); @@ -399,11 +444,11 @@ DEFINE_EVENT(cdns2_log_map_request, cdns2_mapped_request, TP_ARGS(req) ); -DECLARE_EVENT_CLASS(cdns2_log_trb, +DECLARE_EVENT_CLASS_PRINT_INIT(cdns2_log_trb, TP_PROTO(struct cdns2_endpoint *pep, struct cdns2_trb *trb), TP_ARGS(pep, trb), TP_STRUCT__entry( - __string(name, pep->name) + __field(u32, edw3) __field(struct cdns2_trb *, trb) __field(u32, buffer) __field(u32, length) @@ -411,7 +456,7 @@ DECLARE_EVENT_CLASS(cdns2_log_trb, __field(u32, type) ), TP_fast_assign( - __assign_str(name, pep->name); + __entry->edw3 = pep->endpoint.dw3; __entry->trb = trb; __entry->buffer = le32_to_cpu(trb->buffer); __entry->length = le32_to_cpu(trb->length); @@ -419,10 +464,18 @@ DECLARE_EVENT_CLASS(cdns2_log_trb, __entry->type = usb_endpoint_type(pep->endpoint.desc); ), TP_printk("%s: trb V: %p, dma buf: P: 0x%08x, %s", - __get_str(name), __entry->trb, __entry->buffer, + __s, __entry->trb, __entry->buffer, cdns2_decode_trb(__get_buf(CDNS2_MSG_MAX), CDNS2_MSG_MAX, __entry->control, __entry->length, - __entry->buffer)) + __entry->buffer)), + TP_printk_init( + struct usb_ep te; + char __s[9]; + 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(cdns2_log_trb, cdns2_queue_trb, @@ -463,22 +516,20 @@ DEFINE_EVENT(cdns2_log_ring, cdns2_ring, TP_ARGS(pep) ); -DECLARE_EVENT_CLASS(cdns2_log_ep, +DECLARE_EVENT_CLASS_PRINT_INIT(cdns2_log_ep, TP_PROTO(struct cdns2_endpoint *pep), TP_ARGS(pep), TP_STRUCT__entry( - __string(name, pep->name) - __field(unsigned int, maxpacket) - __field(unsigned int, maxpacket_limit) + __field(u32, edw3) + __field(u32, edw1) __field(unsigned int, flags) __field(unsigned int, dir) __field(u8, enqueue) __field(u8, dequeue) ), TP_fast_assign( - __assign_str(name, pep->name); - __entry->maxpacket = pep->endpoint.maxpacket; - __entry->maxpacket_limit = pep->endpoint.maxpacket_limit; + __entry->edw3 = pep->endpoint.dw3; + __entry->edw1 = pep->endpoint.dw1; __entry->flags = pep->ep_state; __entry->dir = pep->dir; __entry->enqueue = pep->ring.enqueue; @@ -486,14 +537,22 @@ DECLARE_EVENT_CLASS(cdns2_log_ep, ), TP_printk("%s: mps: %d/%d, enq idx: %d, deq idx: %d, " "flags: %s%s%s%s, dir: %s", - __get_str(name), __entry->maxpacket, - __entry->maxpacket_limit, __entry->enqueue, + __s, te.maxpacket, + te.maxpacket_limit, __entry->enqueue, __entry->dequeue, __entry->flags & EP_ENABLED ? "EN | " : "", __entry->flags & EP_STALLED ? "STALLED | " : "", __entry->flags & EP_WEDGE ? "WEDGE | " : "", __entry->flags & EP_RING_FULL ? "RING FULL |" : "", __entry->dir ? "IN" : "OUT" + ), + TP_printk_init( + struct usb_ep te; + char __s[9]; + 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"); ) ); @@ -555,11 +614,11 @@ DEFINE_EVENT(cdns2_log_request_handled, cdns2_request_handled, TP_ARGS(priv_req, current_index, handled) ); -DECLARE_EVENT_CLASS(cdns2_log_epx_reg_config, +DECLARE_EVENT_CLASS_PRINT_INIT(cdns2_log_epx_reg_config, TP_PROTO(struct cdns2_device *pdev, struct cdns2_endpoint *pep), TP_ARGS(pdev, pep), TP_STRUCT__entry( - __string(ep_name, pep->name) + __field(u32, edw3) __field(u8, burst_size) __field(__le16, maxpack_reg) __field(__u8, con_reg) @@ -568,7 +627,7 @@ DECLARE_EVENT_CLASS(cdns2_log_epx_reg_config, __field(u32, ep_cfg_reg) ), TP_fast_assign( - __assign_str(ep_name, pep->name); + __entry->edw3 = pep->endpoint.dw3; __entry->burst_size = pep->trb_burst_size; __entry->maxpack_reg = pep->dir ? readw(&pdev->epx_regs->txmaxpack[pep->num - 1]) : readw(&pdev->epx_regs->rxmaxpack[pep->num - 1]); @@ -581,9 +640,17 @@ DECLARE_EVENT_CLASS(cdns2_log_epx_reg_config, TP_printk("%s, maxpack: %d, con: %02x, dma_ep_sel: %08x, dma_ep_sts_en: %08x" " dma_ep_cfg %08x", - __get_str(ep_name), __entry->maxpack_reg, __entry->con_reg, + __s, __entry->maxpack_reg, __entry->con_reg, __entry->ep_sel_reg, __entry->ep_sts_en_reg, __entry->ep_cfg_reg + ), + TP_printk_init( + struct usb_ep te; + char __s[9]; + 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"); ) );

[6/8] usb: cdns2: trace: reduce buffer usage of trace event

Commit Message

Patch