1/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
2/* Copyright 2014-2015 Freescale Semiconductor Inc.
3 */
4
5#undef TRACE_SYSTEM
6#define TRACE_SYSTEM dpaa2_eth
7
8#if !defined(_DPAA2_ETH_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
9#define _DPAA2_ETH_TRACE_H
10
11#include <linux/skbuff.h>
12#include <linux/netdevice.h>
13#include <linux/tracepoint.h>
14
15#define TR_FMT "[%s] fd: addr=0x%llx, len=%u, off=%u"
16/* trace_printk format for raw buffer event class */
17#define TR_BUF_FMT "[%s] vaddr=%p size=%zu dma_addr=%pad map_size=%zu bpid=%d"
18
19/* This is used to declare a class of events.
20 * individual events of this type will be defined below.
21 */
22
23/* Store details about a frame descriptor */
24DECLARE_EVENT_CLASS(dpaa2_eth_fd,
25 /* Trace function prototype */
26 TP_PROTO(struct net_device *netdev,
27 const struct dpaa2_fd *fd),
28
29 /* Repeat argument list here */
30 TP_ARGS(netdev, fd),
31
32 /* A structure containing the relevant information we want
33 * to record. Declare name and type for each normal element,
34 * name, type and size for arrays. Use __string for variable
35 * length strings.
36 */
37 TP_STRUCT__entry(
38 __field(u64, fd_addr)
39 __field(u32, fd_len)
40 __field(u16, fd_offset)
41 __string(name, netdev->name)
42 ),
43
44 /* The function that assigns values to the above declared
45 * fields
46 */
47 TP_fast_assign(
48 __entry->fd_addr = dpaa2_fd_get_addr(fd);
49 __entry->fd_len = dpaa2_fd_get_len(fd);
50 __entry->fd_offset = dpaa2_fd_get_offset(fd);
51 __assign_str(name, netdev->name);
52 ),
53
54 /* This is what gets printed when the trace event is
55 * triggered.
56 */
57 TP_printk(TR_FMT,
58 __get_str(name),
59 __entry->fd_addr,
60 __entry->fd_len,
61 __entry->fd_offset)
62);
63
64/* Now declare events of the above type. Format is:
65 * DEFINE_EVENT(class, name, proto, args), with proto and args same as for class
66 */
67
68/* Tx (egress) fd */
69DEFINE_EVENT(dpaa2_eth_fd, dpaa2_tx_fd,
70 TP_PROTO(struct net_device *netdev,
71 const struct dpaa2_fd *fd),
72
73 TP_ARGS(netdev, fd)
74);
75
76/* Tx (egress) XSK fd */
77DEFINE_EVENT(dpaa2_eth_fd, dpaa2_tx_xsk_fd,
78 TP_PROTO(struct net_device *netdev,
79 const struct dpaa2_fd *fd),
80
81 TP_ARGS(netdev, fd)
82);
83
84/* Rx fd */
85DEFINE_EVENT(dpaa2_eth_fd, dpaa2_rx_fd,
86 TP_PROTO(struct net_device *netdev,
87 const struct dpaa2_fd *fd),
88
89 TP_ARGS(netdev, fd)
90);
91
92/* Rx XSK fd */
93DEFINE_EVENT(dpaa2_eth_fd, dpaa2_rx_xsk_fd,
94 TP_PROTO(struct net_device *netdev,
95 const struct dpaa2_fd *fd),
96
97 TP_ARGS(netdev, fd)
98);
99
100/* Tx confirmation fd */
101DEFINE_EVENT(dpaa2_eth_fd, dpaa2_tx_conf_fd,
102 TP_PROTO(struct net_device *netdev,
103 const struct dpaa2_fd *fd),
104
105 TP_ARGS(netdev, fd)
106);
107
108/* Log data about raw buffers. Useful for tracing DPBP content. */
109DECLARE_EVENT_CLASS(dpaa2_eth_buf,
110 /* Trace function prototype */
111 TP_PROTO(struct net_device *netdev,
112 /* virtual address and size */
113 void *vaddr,
114 size_t size,
115 /* dma map address and size */
116 dma_addr_t dma_addr,
117 size_t map_size,
118 /* buffer pool id, if relevant */
119 u16 bpid),
120
121 /* Repeat argument list here */
122 TP_ARGS(netdev, vaddr, size, dma_addr, map_size, bpid),
123
124 /* A structure containing the relevant information we want
125 * to record. Declare name and type for each normal element,
126 * name, type and size for arrays. Use __string for variable
127 * length strings.
128 */
129 TP_STRUCT__entry(
130 __field(void *, vaddr)
131 __field(size_t, size)
132 __field(dma_addr_t, dma_addr)
133 __field(size_t, map_size)
134 __field(u16, bpid)
135 __string(name, netdev->name)
136 ),
137
138 /* The function that assigns values to the above declared
139 * fields
140 */
141 TP_fast_assign(
142 __entry->vaddr = vaddr;
143 __entry->size = size;
144 __entry->dma_addr = dma_addr;
145 __entry->map_size = map_size;
146 __entry->bpid = bpid;
147 __assign_str(name, netdev->name);
148 ),
149
150 /* This is what gets printed when the trace event is
151 * triggered.
152 */
153 TP_printk(TR_BUF_FMT,
154 __get_str(name),
155 __entry->vaddr,
156 __entry->size,
157 &__entry->dma_addr,
158 __entry->map_size,
159 __entry->bpid)
160);
161
162/* Main memory buff seeding */
163DEFINE_EVENT(dpaa2_eth_buf, dpaa2_eth_buf_seed,
164 TP_PROTO(struct net_device *netdev,
165 void *vaddr,
166 size_t size,
167 dma_addr_t dma_addr,
168 size_t map_size,
169 u16 bpid),
170
171 TP_ARGS(netdev, vaddr, size, dma_addr, map_size, bpid)
172);
173
174/* UMEM buff seeding on AF_XDP fast path */
175DEFINE_EVENT(dpaa2_eth_buf, dpaa2_xsk_buf_seed,
176 TP_PROTO(struct net_device *netdev,
177 void *vaddr,
178 size_t size,
179 dma_addr_t dma_addr,
180 size_t map_size,
181 u16 bpid),
182
183 TP_ARGS(netdev, vaddr, size, dma_addr, map_size, bpid)
184);
185
186/* If only one event of a certain type needs to be declared, use TRACE_EVENT().
187 * The syntax is the same as for DECLARE_EVENT_CLASS().
188 */
189
190#endif /* _DPAA2_ETH_TRACE_H */
191
192/* This must be outside ifdef _DPAA2_ETH_TRACE_H */
193#undef TRACE_INCLUDE_PATH
194#define TRACE_INCLUDE_PATH .
195#undef TRACE_INCLUDE_FILE
196#define TRACE_INCLUDE_FILE dpaa2-eth-trace
197#include <trace/define_trace.h>
198

source code of linux/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-trace.h