1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright(c) 2013 - 2018 Intel Corporation. */
4 /* Modeled on trace-events-sample.h */
6 /* The trace subsystem name for i40e will be "i40e".
8 * This file is named i40e_trace.h.
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
15 #define TRACE_SYSTEM i40e
17 /* See trace-events-sample.h for a detailed description of why this
18 * guard clause is different from most normal include files.
20 #if !defined(_I40E_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
21 #define _I40E_TRACE_H_
23 #include <linux/tracepoint.h>
26 * i40e_trace() macro enables shared code to refer to trace points
29 * trace_i40e{,vf}_example(args...)
33 * i40e_trace(example, args...)
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
39 * Trace point should always be referred to in the driver via this
42 * Similarly, i40e_trace_enabled(trace_name) wraps references to
43 * trace_i40e{,vf}_<trace_name>_enabled() functions.
45 #define _I40E_TRACE_NAME(trace_name) (trace_ ## i40e ## _ ## trace_name)
46 #define I40E_TRACE_NAME(trace_name) _I40E_TRACE_NAME(trace_name)
48 #define i40e_trace(trace_name, args...) I40E_TRACE_NAME(trace_name)(args)
50 #define i40e_trace_enabled(trace_name) I40E_TRACE_NAME(trace_name##_enabled)()
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.
58 #define NO_DEV "(i40e no_device)"
60 TRACE_EVENT(i40e_napi_poll,
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),
66 TP_ARGS(napi, q, budget, budget_per_ring, rx_cleaned, tx_cleaned,
67 rx_clean_complete, tx_clean_complete),
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)
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)
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),
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)
107 /* Events related to a vsi & ring */
111 TP_PROTO(struct i40e_ring *ring,
112 struct i40e_tx_desc *desc,
113 struct i40e_tx_buffer *buf),
115 TP_ARGS(ring, desc, buf),
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.
128 __string(devname, ring->netdev->name)
132 __entry->ring = ring;
133 __entry->desc = desc;
135 __assign_str(devname, ring->netdev->name);
139 "netdev: %s ring: %p desc: %p buf %p",
140 __get_str(devname), __entry->ring,
141 __entry->desc, __entry->buf)
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),
150 TP_ARGS(ring, desc, buf));
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),
158 TP_ARGS(ring, desc, buf));
163 TP_PROTO(struct i40e_ring *ring,
164 union i40e_16byte_rx_desc *desc,
165 struct xdp_buff *xdp),
167 TP_ARGS(ring, desc, xdp),
173 __string(devname, ring->netdev->name)
177 __entry->ring = ring;
178 __entry->desc = desc;
180 __assign_str(devname, ring->netdev->name);
184 "netdev: %s ring: %p desc: %p xdp %p",
185 __get_str(devname), __entry->ring,
186 __entry->desc, __entry->xdp)
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),
195 TP_ARGS(ring, desc, xdp));
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),
203 TP_ARGS(ring, desc, xdp));
208 TP_PROTO(struct sk_buff *skb,
209 struct i40e_ring *ring),
216 __string(devname, ring->netdev->name)
221 __entry->ring = ring;
222 __assign_str(devname, ring->netdev->name);
226 "netdev: %s skb: %p ring: %p",
227 __get_str(devname), __entry->skb,
232 i40e_xmit_template, i40e_xmit_frame_ring,
233 TP_PROTO(struct sk_buff *skb,
234 struct i40e_ring *ring),
239 i40e_xmit_template, i40e_xmit_frame_ring_drop,
240 TP_PROTO(struct sk_buff *skb,
241 struct i40e_ring *ring),
245 /* Events unique to the PF. */
247 #endif /* _I40E_TRACE_H_ */
248 /* This must be outside ifdef _I40E_TRACE_H */
250 /* This trace include file is not located in the .../include/trace
251 * with the kernel tracepoint definitions, because we're a loadable
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>