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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 i40e will be "i40e".7 *8 * This file is named i40e_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 i40e16 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(_I40E_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)21#define _I40E_TRACE_H_22 23#include <linux/tracepoint.h>24 25/*26 * i40e_trace() macro enables shared code to refer to trace points27 * like:28 *29 * trace_i40e{,vf}_example(args...)30 *31 * ... as:32 *33 * i40e_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, i40e_trace_enabled(trace_name) wraps references to43 * trace_i40e{,vf}_<trace_name>_enabled() functions.44 */45#define _I40E_TRACE_NAME(trace_name) (trace_ ## i40e ## _ ## trace_name)46#define I40E_TRACE_NAME(trace_name) _I40E_TRACE_NAME(trace_name)47 48#define i40e_trace(trace_name, args...) I40E_TRACE_NAME(trace_name)(args)49 50#define i40e_trace_enabled(trace_name) I40E_TRACE_NAME(trace_name##_enabled)()51 52/* Events common to PF and VF. Corresponding versions will be defined53 * for both, named trace_i40e_* and trace_i40evf_*. The i40e_trace()54 * macro above will select the right trace point name for the driver55 * being built from shared code.56 */57 58#define NO_DEV "(i40e no_device)"59 60TRACE_EVENT(i40e_napi_poll,61 62 TP_PROTO(struct napi_struct *napi, struct i40e_q_vector *q, int budget,63 int budget_per_ring, unsigned int rx_cleaned, unsigned int tx_cleaned,64 bool rx_clean_complete, bool tx_clean_complete),65 66 TP_ARGS(napi, q, budget, budget_per_ring, rx_cleaned, tx_cleaned,67 rx_clean_complete, tx_clean_complete),68 69 TP_STRUCT__entry(70 __field(int, budget)71 __field(int, budget_per_ring)72 __field(unsigned int, rx_cleaned)73 __field(unsigned int, tx_cleaned)74 __field(int, rx_clean_complete)75 __field(int, tx_clean_complete)76 __field(int, irq_num)77 __field(int, curr_cpu)78 __string(qname, q->name)79 __string(dev_name, napi->dev ? napi->dev->name : NO_DEV)80 __bitmask(irq_affinity, nr_cpumask_bits)81 ),82 83 TP_fast_assign(84 __entry->budget = budget;85 __entry->budget_per_ring = budget_per_ring;86 __entry->rx_cleaned = rx_cleaned;87 __entry->tx_cleaned = tx_cleaned;88 __entry->rx_clean_complete = rx_clean_complete;89 __entry->tx_clean_complete = tx_clean_complete;90 __entry->irq_num = q->irq_num;91 __entry->curr_cpu = get_cpu();92 __assign_str(qname);93 __assign_str(dev_name);94 __assign_bitmask(irq_affinity, cpumask_bits(&q->affinity_mask),95 nr_cpumask_bits);96 ),97 98 TP_printk("i40e_napi_poll on dev %s q %s irq %d irq_mask %s curr_cpu %d "99 "budget %d bpr %d rx_cleaned %u tx_cleaned %u "100 "rx_clean_complete %d tx_clean_complete %d",101 __get_str(dev_name), __get_str(qname), __entry->irq_num,102 __get_bitmask(irq_affinity), __entry->curr_cpu, __entry->budget,103 __entry->budget_per_ring, __entry->rx_cleaned, __entry->tx_cleaned,104 __entry->rx_clean_complete, __entry->tx_clean_complete)105);106 107/* Events related to a vsi & ring */108DECLARE_EVENT_CLASS(109 i40e_tx_template,110 111 TP_PROTO(struct i40e_ring *ring,112 struct i40e_tx_desc *desc,113 struct i40e_tx_buffer *buf),114 115 TP_ARGS(ring, desc, buf),116 117 /* The convention here is to make the first fields in the118 * TP_STRUCT match the TP_PROTO exactly. This enables the use119 * of the args struct generated by the tplist tool (from the120 * bcc-tools package) to be used for those fields. To access121 * fields other than the tracepoint args will require the122 * tplist output to be adjusted.123 */124 TP_STRUCT__entry(125 __field(void*, ring)126 __field(void*, desc)127 __field(void*, buf)128 __string(devname, ring->netdev->name)129 ),130 131 TP_fast_assign(132 __entry->ring = ring;133 __entry->desc = desc;134 __entry->buf = buf;135 __assign_str(devname);136 ),137 138 TP_printk(139 "netdev: %s ring: %p desc: %p buf %p",140 __get_str(devname), __entry->ring,141 __entry->desc, __entry->buf)142);143 144DEFINE_EVENT(145 i40e_tx_template, i40e_clean_tx_irq,146 TP_PROTO(struct i40e_ring *ring,147 struct i40e_tx_desc *desc,148 struct i40e_tx_buffer *buf),149 150 TP_ARGS(ring, desc, buf));151 152DEFINE_EVENT(153 i40e_tx_template, i40e_clean_tx_irq_unmap,154 TP_PROTO(struct i40e_ring *ring,155 struct i40e_tx_desc *desc,156 struct i40e_tx_buffer *buf),157 158 TP_ARGS(ring, desc, buf));159 160DECLARE_EVENT_CLASS(161 i40e_rx_template,162 163 TP_PROTO(struct i40e_ring *ring,164 union i40e_16byte_rx_desc *desc,165 struct xdp_buff *xdp),166 167 TP_ARGS(ring, desc, xdp),168 169 TP_STRUCT__entry(170 __field(void*, ring)171 __field(void*, desc)172 __field(void*, xdp)173 __string(devname, ring->netdev->name)174 ),175 176 TP_fast_assign(177 __entry->ring = ring;178 __entry->desc = desc;179 __entry->xdp = xdp;180 __assign_str(devname);181 ),182 183 TP_printk(184 "netdev: %s ring: %p desc: %p xdp %p",185 __get_str(devname), __entry->ring,186 __entry->desc, __entry->xdp)187);188 189DEFINE_EVENT(190 i40e_rx_template, i40e_clean_rx_irq,191 TP_PROTO(struct i40e_ring *ring,192 union i40e_16byte_rx_desc *desc,193 struct xdp_buff *xdp),194 195 TP_ARGS(ring, desc, xdp));196 197DEFINE_EVENT(198 i40e_rx_template, i40e_clean_rx_irq_rx,199 TP_PROTO(struct i40e_ring *ring,200 union i40e_16byte_rx_desc *desc,201 struct xdp_buff *xdp),202 203 TP_ARGS(ring, desc, xdp));204 205DECLARE_EVENT_CLASS(206 i40e_xmit_template,207 208 TP_PROTO(struct sk_buff *skb,209 struct i40e_ring *ring),210 211 TP_ARGS(skb, ring),212 213 TP_STRUCT__entry(214 __field(void*, skb)215 __field(void*, ring)216 __string(devname, ring->netdev->name)217 ),218 219 TP_fast_assign(220 __entry->skb = skb;221 __entry->ring = ring;222 __assign_str(devname);223 ),224 225 TP_printk(226 "netdev: %s skb: %p ring: %p",227 __get_str(devname), __entry->skb,228 __entry->ring)229);230 231DEFINE_EVENT(232 i40e_xmit_template, i40e_xmit_frame_ring,233 TP_PROTO(struct sk_buff *skb,234 struct i40e_ring *ring),235 236 TP_ARGS(skb, ring));237 238DEFINE_EVENT(239 i40e_xmit_template, i40e_xmit_frame_ring_drop,240 TP_PROTO(struct sk_buff *skb,241 struct i40e_ring *ring),242 243 TP_ARGS(skb, ring));244 245/* Events unique to the PF. */246 247#endif /* _I40E_TRACE_H_ */248/* This must be outside ifdef _I40E_TRACE_H */249 250/* This trace include file is not located in the .../include/trace251 * with the kernel tracepoint definitions, because we're a loadable252 * module.253 */254#undef TRACE_INCLUDE_PATH255#define TRACE_INCLUDE_PATH .256#undef TRACE_INCLUDE_FILE257#define TRACE_INCLUDE_FILE i40e_trace258#include <trace/define_trace.h>259