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1/* SPDX-License-Identifier: GPL-2.0 */2/* Copyright(c) 2013 - 2018 Intel Corporation. */3 4/* Modeled on trace-events-sample.h */5 6/* The trace subsystem name for iavf will be "iavf".7 *8 * This file is named iavf_trace.h.9 *10 * Since this include file's name is different from the trace11 * subsystem name, we'll have to define TRACE_INCLUDE_FILE at the end12 * of this file.13 */14#undef TRACE_SYSTEM15#define TRACE_SYSTEM iavf16 17/* See trace-events-sample.h for a detailed description of why this18 * guard clause is different from most normal include files.19 */20#if !defined(_IAVF_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)21#define _IAVF_TRACE_H_22 23#include <linux/tracepoint.h>24 25/*26 * iavf_trace() macro enables shared code to refer to trace points27 * like:28 *29 * trace_iavf{,vf}_example(args...)30 *31 * ... as:32 *33 * iavf_trace(example, args...)34 *35 * ... to resolve to the PF or VF version of the tracepoint without36 * ifdefs, and to allow tracepoints to be disabled entirely at build37 * time.38 *39 * Trace point should always be referred to in the driver via this40 * macro.41 *42 * Similarly, iavf_trace_enabled(trace_name) wraps references to43 * trace_iavf{,vf}_<trace_name>_enabled() functions.44 */45#define _IAVF_TRACE_NAME(trace_name) (trace_ ## iavf ## _ ## trace_name)46#define IAVF_TRACE_NAME(trace_name) _IAVF_TRACE_NAME(trace_name)47 48#define iavf_trace(trace_name, args...) IAVF_TRACE_NAME(trace_name)(args)49 50#define iavf_trace_enabled(trace_name) IAVF_TRACE_NAME(trace_name##_enabled)()51 52/* Events common to PF and VF. Corresponding versions will be defined53 * for both, named trace_iavf_* and trace_iavf_*. The iavf_trace()54 * macro above will select the right trace point name for the driver55 * being built from shared code.56 */57 58/* Events related to a vsi & ring */59DECLARE_EVENT_CLASS(60 iavf_tx_template,61 62 TP_PROTO(struct iavf_ring *ring,63 struct iavf_tx_desc *desc,64 struct iavf_tx_buffer *buf),65 66 TP_ARGS(ring, desc, buf),67 68 /* The convention here is to make the first fields in the69 * TP_STRUCT match the TP_PROTO exactly. This enables the use70 * of the args struct generated by the tplist tool (from the71 * bcc-tools package) to be used for those fields. To access72 * fields other than the tracepoint args will require the73 * tplist output to be adjusted.74 */75 TP_STRUCT__entry(76 __field(void*, ring)77 __field(void*, desc)78 __field(void*, buf)79 __string(devname, ring->netdev->name)80 ),81 82 TP_fast_assign(83 __entry->ring = ring;84 __entry->desc = desc;85 __entry->buf = buf;86 __assign_str(devname);87 ),88 89 TP_printk(90 "netdev: %s ring: %p desc: %p buf %p",91 __get_str(devname), __entry->ring,92 __entry->desc, __entry->buf)93);94 95DEFINE_EVENT(96 iavf_tx_template, iavf_clean_tx_irq,97 TP_PROTO(struct iavf_ring *ring,98 struct iavf_tx_desc *desc,99 struct iavf_tx_buffer *buf),100 101 TP_ARGS(ring, desc, buf));102 103DEFINE_EVENT(104 iavf_tx_template, iavf_clean_tx_irq_unmap,105 TP_PROTO(struct iavf_ring *ring,106 struct iavf_tx_desc *desc,107 struct iavf_tx_buffer *buf),108 109 TP_ARGS(ring, desc, buf));110 111DECLARE_EVENT_CLASS(112 iavf_rx_template,113 114 TP_PROTO(struct iavf_ring *ring,115 union iavf_32byte_rx_desc *desc,116 struct sk_buff *skb),117 118 TP_ARGS(ring, desc, skb),119 120 TP_STRUCT__entry(121 __field(void*, ring)122 __field(void*, desc)123 __field(void*, skb)124 __string(devname, ring->netdev->name)125 ),126 127 TP_fast_assign(128 __entry->ring = ring;129 __entry->desc = desc;130 __entry->skb = skb;131 __assign_str(devname);132 ),133 134 TP_printk(135 "netdev: %s ring: %p desc: %p skb %p",136 __get_str(devname), __entry->ring,137 __entry->desc, __entry->skb)138);139 140DEFINE_EVENT(141 iavf_rx_template, iavf_clean_rx_irq,142 TP_PROTO(struct iavf_ring *ring,143 union iavf_32byte_rx_desc *desc,144 struct sk_buff *skb),145 146 TP_ARGS(ring, desc, skb));147 148DEFINE_EVENT(149 iavf_rx_template, iavf_clean_rx_irq_rx,150 TP_PROTO(struct iavf_ring *ring,151 union iavf_32byte_rx_desc *desc,152 struct sk_buff *skb),153 154 TP_ARGS(ring, desc, skb));155 156DECLARE_EVENT_CLASS(157 iavf_xmit_template,158 159 TP_PROTO(struct sk_buff *skb,160 struct iavf_ring *ring),161 162 TP_ARGS(skb, ring),163 164 TP_STRUCT__entry(165 __field(void*, skb)166 __field(void*, ring)167 __string(devname, ring->netdev->name)168 ),169 170 TP_fast_assign(171 __entry->skb = skb;172 __entry->ring = ring;173 __assign_str(devname);174 ),175 176 TP_printk(177 "netdev: %s skb: %p ring: %p",178 __get_str(devname), __entry->skb,179 __entry->ring)180);181 182DEFINE_EVENT(183 iavf_xmit_template, iavf_xmit_frame_ring,184 TP_PROTO(struct sk_buff *skb,185 struct iavf_ring *ring),186 187 TP_ARGS(skb, ring));188 189DEFINE_EVENT(190 iavf_xmit_template, iavf_xmit_frame_ring_drop,191 TP_PROTO(struct sk_buff *skb,192 struct iavf_ring *ring),193 194 TP_ARGS(skb, ring));195 196/* Events unique to the VF. */197 198#endif /* _IAVF_TRACE_H_ */199/* This must be outside ifdef _IAVF_TRACE_H */200 201/* This trace include file is not located in the .../include/trace202 * with the kernel tracepoint definitions, because we're a loadable203 * module.204 */205#undef TRACE_INCLUDE_PATH206#define TRACE_INCLUDE_PATH .207#undef TRACE_INCLUDE_FILE208#define TRACE_INCLUDE_FILE iavf_trace209#include <trace/define_trace.h>210