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 */ 89