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