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 trace
11 * subsystem name, we'll have to define TRACE_INCLUDE_FILE at the end
12 * of this file.
13 */
14#undef TRACE_SYSTEM
15#define TRACE_SYSTEM i40e
16
17/* See trace-events-sample.h for a detailed description of why this
18 * 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 points
27 * 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 without
36 * ifdefs, and to allow tracepoints to be disabled entirely at build
37 * time.
38 *
39 * Trace point should always be referred to in the driver via this
40 * macro.
41 *
42 * Similarly, i40e_trace_enabled(trace_name) wraps references to
43 * 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 defined
53 * for both, named trace_i40e_* and trace_i40evf_*. The i40e_trace()
54 * macro above will select the right trace point name for the driver
55 * 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, q->name);
93 __assign_str(dev_name, napi->dev ? napi->dev->name : NO_DEV);
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 the
118 * TP_STRUCT match the TP_PROTO exactly. This enables the use
119 * of the args struct generated by the tplist tool (from the
120 * bcc-tools package) to be used for those fields. To access
121 * fields other than the tracepoint args will require the
122 * 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, ring->netdev->name);
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, ring->netdev->name);
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, ring->netdev->name);
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/trace
251 * with the kernel tracepoint definitions, because we're a loadable
252 * module.
253 */
254#undef TRACE_INCLUDE_PATH
255#define TRACE_INCLUDE_PATH .
256#undef TRACE_INCLUDE_FILE
257#define TRACE_INCLUDE_FILE i40e_trace
258#include <trace/define_trace.h>
259

source code of linux/drivers/net/ethernet/intel/i40e/i40e_trace.h