2 * Copyright (c) 2013 Broadcom Corporation
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 #if !defined(BRCMF_TRACEPOINT_H_) || defined(TRACE_HEADER_MULTI_READ)
17 #define BRCMF_TRACEPOINT_H_
19 #include <linux/types.h>
20 #include <linux/tracepoint.h>
22 #ifndef CONFIG_BRCM_TRACING
25 #define TRACE_EVENT(name, proto, ...) \
26 static inline void trace_ ## name(proto) {}
28 #undef DECLARE_EVENT_CLASS
29 #define DECLARE_EVENT_CLASS(...)
32 #define DEFINE_EVENT(evt_class, name, proto, ...) \
33 static inline void trace_ ## name(proto) {}
35 #endif /* CONFIG_BRCM_TRACING */
38 #define TRACE_SYSTEM brcmfmac
40 #define MAX_MSG_LEN 100
42 TRACE_EVENT(brcmf_err,
43 TP_PROTO(const char *func, struct va_format *vaf),
47 __dynamic_array(char, msg, MAX_MSG_LEN)
50 __assign_str(func, func);
51 WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
52 MAX_MSG_LEN, vaf->fmt,
53 *vaf->va) >= MAX_MSG_LEN);
55 TP_printk("%s: %s", __get_str(func), __get_str(msg))
58 TRACE_EVENT(brcmf_dbg,
59 TP_PROTO(u32 level, const char *func, struct va_format *vaf),
60 TP_ARGS(level, func, vaf),
64 __dynamic_array(char, msg, MAX_MSG_LEN)
67 __entry->level = level;
68 __assign_str(func, func);
69 WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
70 MAX_MSG_LEN, vaf->fmt,
71 *vaf->va) >= MAX_MSG_LEN);
73 TP_printk("%s: %s", __get_str(func), __get_str(msg))
76 TRACE_EVENT(brcmf_hexdump,
77 TP_PROTO(void *data, size_t len),
80 __field(unsigned long, len)
81 __field(unsigned long, addr)
82 __dynamic_array(u8, hdata, len)
86 __entry->addr = (unsigned long)data;
87 memcpy(__get_dynamic_array(hdata), data, len);
89 TP_printk("hexdump [addr=%lx, length=%lu]", __entry->addr, __entry->len)
92 TRACE_EVENT(brcmf_bcdchdr,
100 __dynamic_array(u8, signal, *((u8 *)data + 3) * 4)
103 __entry->flags = *(u8 *)data;
104 __entry->prio = *((u8 *)data + 1);
105 __entry->flags2 = *((u8 *)data + 2);
106 __entry->siglen = *((u8 *)data + 3) * 4;
107 memcpy(__get_dynamic_array(signal),
108 (u8 *)data + 4, __entry->siglen);
110 TP_printk("bcdc: prio=%d siglen=%d", __entry->prio, __entry->siglen)
123 TRACE_EVENT(brcmf_sdpcm_hdr,
124 TP_PROTO(u8 dir, void *data),
129 __dynamic_array(u8, hdr, dir == SDPCM_GLOM ? 20 : 12)
132 memcpy(__get_dynamic_array(hdr), data, dir == SDPCM_GLOM ? 20 : 12);
133 __entry->len = *(u8 *)data | (*((u8 *)data + 1) << 8);
136 TP_printk("sdpcm: %s len %u, seq %d",
137 __entry->dir == SDPCM_RX ? "RX" : "TX",
138 __entry->len, ((u8 *)__get_dynamic_array(hdr))[4])
141 #ifdef CONFIG_BRCM_TRACING
143 #undef TRACE_INCLUDE_PATH
144 #define TRACE_INCLUDE_PATH .
145 #undef TRACE_INCLUDE_FILE
146 #define TRACE_INCLUDE_FILE tracepoint
148 #include <trace/define_trace.h>
150 #endif /* CONFIG_BRCM_TRACING */
152 #endif /* BRCMF_TRACEPOINT_H_ */