/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright(c) 2013 - 2018 Intel Corporation. */
/* Modeled on trace-events-sample.h */
/* The trace subsystem name for i40e will be "i40e".
*
* This file is named i40e_trace.h.
*
* Since this include file's name is different from the trace
* subsystem name, we'll have to define TRACE_INCLUDE_FILE at the end
* of this file.
*/
#undef TRACE_SYSTEM
#define TRACE_SYSTEM i40e
/* See trace-events-sample.h for a detailed description of why this
* guard clause is different from most normal include files.
*/
#if !defined(_I40E_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
#define _I40E_TRACE_H_
#include <linux/tracepoint.h>
/*
* i40e_trace() macro enables shared code to refer to trace points
* like:
*
* trace_i40e{,vf}_example(args...)
*
* ... as:
*
* i40e_trace(example, args...)
*
* ... to resolve to the PF or VF version of the tracepoint without
* ifdefs, and to allow tracepoints to be disabled entirely at build
* time.
*
* Trace point should always be referred to in the driver via this
* macro.
*
* Similarly, i40e_trace_enabled(trace_name) wraps references to
* trace_i40e{,vf}_<trace_name>_enabled() functions.
*/
#define _I40E_TRACE_NAME(trace_name) (trace_ ## i40e ## _ ## trace_name)
#define I40E_TRACE_NAME(trace_name) _I40E_TRACE_NAME(trace_name)
#define i40e_trace(trace_name, args...) I40E_TRACE_NAME(trace_name)(args)
#define i40e_trace_enabled(trace_name) I40E_TRACE_NAME(trace_name##_enabled)()
/* Events common to PF and VF. Corresponding versions will be defined
* for both, named trace_i40e_* and trace_i40evf_*. The i40e_trace()
* macro above will select the right trace point name for the driver
* being built from shared code.
*/
#define NO_DEV "(i40e no_device)"
TRACE_EVENT(i40e_napi_poll,
TP_PROTO(struct napi_struct *napi, struct i40e_q_vector *q, int budget,
int budget_per_ring, unsigned int rx_cleaned, unsigned int tx_cleaned,
bool rx_clean_complete, bool tx_clean_complete),
TP_ARGS(napi, q, budget, budget_per_ring, rx_cleaned, tx_cleaned,
rx_clean_complete, tx_clean_complete),
TP_STRUCT__entry(
__field(int, budget)
__field(int, budget_per_ring)
__field(unsigned int, rx_cleaned)
__field(unsigned int, tx_cleaned)
__field(int, rx_clean_complete)
__field(int, tx_clean_complete)
__field(int, irq_num)
__field(int, curr_cpu)
__string(qname, q->name)
__string(dev_name, napi->dev ? napi->dev->name : NO_DEV)
__bitmask(irq_affinity, nr_cpumask_bits)
),
TP_fast_assign(
__entry->budget = budget;
__entry->budget_per_ring = budget_per_ring;
__entry->rx_cleaned = rx_cleaned;
__entry->tx_cleaned = tx_cleaned;
__entry->rx_clean_complete = rx_clean_complete;
__entry->tx_clean_complete = tx_clean_complete;
__entry->irq_num = q->irq_num;
__entry->curr_cpu = get_cpu();
__assign_str(qname);
__assign_str(dev_name);
__assign_bitmask(irq_affinity, cpumask_bits(&q->affinity_mask),
nr_cpumask_bits);
),
TP_printk("i40e_napi_poll on dev %s q %s irq %d irq_mask %s curr_cpu %d "
"budget %d bpr %d rx_cleaned %u tx_cleaned %u "
"rx_clean_complete %d tx_clean_complete %d",
__get_str(dev_name), __get_str(qname), __entry->irq_num,
__get_bitmask(irq_affinity), __entry->curr_cpu, __entry->budget,
__entry->budget_per_ring, __entry->rx_cleaned, __entry->tx_cleaned,
__entry->rx_clean_complete, __entry->tx_clean_complete)
);
/* Events related to a vsi & ring */
DECLARE_EVENT_CLASS(
i40e_tx_template,
TP_PROTO(struct i40e_ring *ring,
struct i40e_tx_desc *desc,
struct i40e_tx_buffer *buf),
TP_ARGS(ring, desc, buf),
/* The convention here is to make the first fields in the
* TP_STRUCT match the TP_PROTO exactly. This enables the use
* of the args struct generated by the tplist tool (from the
* bcc-tools package) to be used for those fields. To access
* fields other than the tracepoint args will require the
* tplist output to be adjusted.
*/
TP_STRUCT__entry(
__field(void*, ring)
__field(void*, desc)
__field(void*, buf)
__string(devname, ring->netdev->name)
),
TP_fast_assign(
__entry->ring = ring;
__entry->desc = desc;
__entry->buf = buf;
__assign_str(devname);
),
TP_printk(
"netdev: %s ring: %p desc: %p buf %p",
__get_str(devname), __entry->ring,
__entry->desc, __entry->buf)
);
DEFINE_EVENT(
i40e_tx_template, i40e_clean_tx_irq,
TP_PROTO(struct i40e_ring *ring,
struct i40e_tx_desc *desc,
struct i40e_tx_buffer *buf),
TP_ARGS(ring, desc, buf));
DEFINE_EVENT(
i40e_tx_template, i40e_clean_tx_irq_unmap,
TP_PROTO(struct i40e_ring *ring,
struct i40e_tx_desc *desc,
struct i40e_tx_buffer *buf),
TP_ARGS(ring, desc, buf));
DECLARE_EVENT_CLASS(
i40e_rx_template,
TP_PROTO(struct i40e_ring *ring,
union i40e_16byte_rx_desc *desc,
struct xdp_buff *xdp),
TP_ARGS(ring, desc, xdp),
TP_STRUCT__entry(
__field(void*, ring)
__field(void*, desc)
__field(void*, xdp)
__string(devname, ring->netdev->name)
),
TP_fast_assign(
__entry->ring = ring;
__entry->desc = desc;
__entry->xdp = xdp;
__assign_str(devname);
),
TP_printk(
"netdev: %s ring: %p desc: %p xdp %p",
__get_str(devname), __entry->ring,
__entry->desc, __entry->xdp)
);
DEFINE_EVENT(
i40e_rx_template, i40e_clean_rx_irq,
TP_PROTO(struct i40e_ring *ring,
union i40e_16byte_rx_desc *desc,
struct xdp_buff *xdp),
TP_ARGS(ring, desc, xdp));
DEFINE_EVENT(
i40e_rx_template, i40e_clean_rx_irq_rx,
TP_PROTO(struct i40e_ring *ring,
union i40e_16byte_rx_desc *desc,
struct xdp_buff *xdp),
TP_ARGS(ring, desc, xdp));
DECLARE_EVENT_CLASS(
i40e_xmit_template,
TP_PROTO(struct sk_buff *skb,
struct i40e_ring *ring),
TP_ARGS(skb, ring),
TP_STRUCT__entry(
__field(void*, skb)
__field(void*, ring)
__string(devname, ring->netdev->name)
),
TP_fast_assign(
__entry->skb = skb;
__entry->ring = ring;
__assign_str(devname);
),
TP_printk(
"netdev: %s skb: %p ring: %p",
__get_str(devname), __entry->skb,
__entry->ring)
);
DEFINE_EVENT(
i40e_xmit_template, i40e_xmit_frame_ring,
TP_PROTO(struct sk_buff *skb,
struct i40e_ring *ring),
TP_ARGS(skb, ring));
DEFINE_EVENT(
i40e_xmit_template, i40e_xmit_frame_ring_drop,
TP_PROTO(struct sk_buff *skb,
struct i40e_ring *ring),
TP_ARGS(skb, ring));
/* Events unique to the PF. */
#endif /* _I40E_TRACE_H_ */
/* This must be outside ifdef _I40E_TRACE_H */
/* This trace include file is not located in the .../include/trace
* with the kernel tracepoint definitions, because we're a loadable
* module.
*/
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE i40e_trace
#include <trace/define_trace.h>
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