kernel/drivers/net/wireless/brcm80211/brcmsmac/brcms_trace_brcmsmac_msg.h

   1 /*
   2  * Copyright (c) 2011 Broadcom Corporation
   3  *
   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.
   7  *
   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.
  15  */
  16
  17 #if !defined(__TRACE_BRCMSMAC_MSG_H) || defined(TRACE_HEADER_MULTI_READ)
  18 #define __TRACE_BRCMSMAC_MSG_H
  19
  20 #include <linux/tracepoint.h>
  21
  22 #undef TRACE_SYSTEM
  23 #define TRACE_SYSTEM brcmsmac_msg
  24
  25 #define MAX_MSG_LEN     100
  26
  27 DECLARE_EVENT_CLASS(brcms_msg_event,
  28         TP_PROTO(struct va_format *vaf),
  29         TP_ARGS(vaf),
  30         TP_STRUCT__entry(
  31                 __dynamic_array(char, msg, MAX_MSG_LEN)
  32         ),
  33         TP_fast_assign(
  34                 WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
  35                                        MAX_MSG_LEN, vaf->fmt,
  36                                        *vaf->va) >= MAX_MSG_LEN);
  37         ),
  38         TP_printk("%s", __get_str(msg))
  39 );
  40
  41 DEFINE_EVENT(brcms_msg_event, brcms_info,
  42         TP_PROTO(struct va_format *vaf),
  43         TP_ARGS(vaf)
  44 );
  45
  46 DEFINE_EVENT(brcms_msg_event, brcms_warn,
  47         TP_PROTO(struct va_format *vaf),
  48         TP_ARGS(vaf)
  49 );
  50
  51 DEFINE_EVENT(brcms_msg_event, brcms_err,
  52         TP_PROTO(struct va_format *vaf),
  53         TP_ARGS(vaf)
  54 );
  55
  56 DEFINE_EVENT(brcms_msg_event, brcms_crit,
  57         TP_PROTO(struct va_format *vaf),
  58         TP_ARGS(vaf)
  59 );
  60
  61 TRACE_EVENT(brcms_dbg,
  62         TP_PROTO(u32 level, const char *func, struct va_format *vaf),
  63         TP_ARGS(level, func, vaf),
  64         TP_STRUCT__entry(
  65                 __field(u32, level)
  66                 __string(func, func)
  67                 __dynamic_array(char, msg, MAX_MSG_LEN)
  68         ),
  69         TP_fast_assign(
  70                 __entry->level = level;
  71                 __assign_str(func, func);
  72                 WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
  73                                        MAX_MSG_LEN, vaf->fmt,
  74                                        *vaf->va) >= MAX_MSG_LEN);
  75         ),
  76         TP_printk("%s: %s", __get_str(func), __get_str(msg))
  77 );
  78 #endif /* __TRACE_BRCMSMAC_MSG_H */
  79
  80 #ifdef CONFIG_BRCM_TRACING
  81
  82 #undef TRACE_INCLUDE_PATH
  83 #define TRACE_INCLUDE_PATH .
  84 #undef TRACE_INCLUDE_FILE
  85 #define TRACE_INCLUDE_FILE brcms_trace_brcmsmac_msg
  86 #include <trace/define_trace.h>
  87
  88 #endif /* CONFIG_BRCM_TRACING */