LXR linux/drivers/net/wireless/brcm80211/brcmsmac/brcms_trace

   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_H) || defined(TRACE_HEADER_MULTI_READ)
  18
  19#define __TRACE_BRCMSMAC_H
  20
  21#include <linux/types.h>
  22#include <linux/device.h>
  23#include <linux/tracepoint.h>
  24#include "mac80211_if.h"
  25
  26#ifndef CONFIG_BRCM_TRACING
  27#undef TRACE_EVENT
  28#define TRACE_EVENT(name, proto, ...) \
  29static inline void trace_ ## name(proto) {}
  30#undef DECLARE_EVENT_CLASS
  31#define DECLARE_EVENT_CLASS(...)
  32#undef DEFINE_EVENT
  33#define DEFINE_EVENT(evt_class, name, proto, ...) \
  34static inline void trace_ ## name(proto) {}
  35#endif
  36
  37#undef TRACE_SYSTEM
  38#define TRACE_SYSTEM brcmsmac
  39
  40/*
  41 * We define a tracepoint, its arguments, its printk format and its
  42 * 'fast binary record' layout.
  43 */
  44TRACE_EVENT(brcms_timer,
  45        /* TPPROTO is the prototype of the function called by this tracepoint */
  46        TP_PROTO(struct brcms_timer *t),
  47        /*
  48         * TPARGS(firstarg, p) are the parameters names, same as found in the
  49         * prototype.
  50         */
  51        TP_ARGS(t),
  52        /*
  53         * Fast binary tracing: define the trace record via TP_STRUCT__entry().
  54         * You can think about it like a regular C structure local variable
  55         * definition.
  56         */
  57        TP_STRUCT__entry(
  58                __field(uint, ms)
  59                __field(uint, set)
  60                __field(uint, periodic)
  61        ),
  62        TP_fast_assign(
  63                __entry->ms = t->ms;
  64                __entry->set = t->set;
  65                __entry->periodic = t->periodic;
  66        ),
  67        TP_printk(
  68                "ms=%u set=%u periodic=%u",
  69                __entry->ms, __entry->set, __entry->periodic
  70        )
  71);
  72
  73TRACE_EVENT(brcms_dpc,
  74        TP_PROTO(unsigned long data),
  75        TP_ARGS(data),
  76        TP_STRUCT__entry(
  77                __field(unsigned long, data)
  78        ),
  79        TP_fast_assign(
  80                __entry->data = data;
  81        ),
  82        TP_printk(
  83                "data=%p",
  84                (void *)__entry->data
  85        )
  86);
  87
  88TRACE_EVENT(brcms_macintstatus,
  89        TP_PROTO(const struct device *dev, int in_isr, u32 macintstatus,
  90                 u32 mask),
  91        TP_ARGS(dev, in_isr, macintstatus, mask),
  92        TP_STRUCT__entry(
  93                __string(dev, dev_name(dev))
  94                __field(int, in_isr)
  95                __field(u32, macintstatus)
  96                __field(u32, mask)
  97        ),
  98        TP_fast_assign(
  99                __assign_str(dev, dev_name(dev));
 100                __entry->in_isr = in_isr;
 101                __entry->macintstatus = macintstatus;
 102                __entry->mask = mask;
 103        ),
 104        TP_printk("[%s] in_isr=%d macintstatus=%#x mask=%#x", __get_str(dev),
 105                  __entry->in_isr, __entry->macintstatus, __entry->mask)
 106);
 107
 108#undef TRACE_SYSTEM
 109#define TRACE_SYSTEM brcmsmac_tx
 110
 111TRACE_EVENT(brcms_txdesc,
 112        TP_PROTO(const struct device *dev,
 113                 void *txh, size_t txh_len),
 114        TP_ARGS(dev, txh, txh_len),
 115        TP_STRUCT__entry(
 116                __string(dev, dev_name(dev))
 117                __dynamic_array(u8, txh, txh_len)
 118        ),
 119        TP_fast_assign(
 120                __assign_str(dev, dev_name(dev));
 121                memcpy(__get_dynamic_array(txh), txh, txh_len);
 122        ),
 123        TP_printk("[%s] txdesc", __get_str(dev))
 124);
 125
 126TRACE_EVENT(brcms_txstatus,
 127        TP_PROTO(const struct device *dev, u16 framelen, u16 frameid,
 128                 u16 status, u16 lasttxtime, u16 sequence, u16 phyerr,
 129                 u16 ackphyrxsh),
 130        TP_ARGS(dev, framelen, frameid, status, lasttxtime, sequence, phyerr,
 131                ackphyrxsh),
 132        TP_STRUCT__entry(
 133                __string(dev, dev_name(dev))
 134                __field(u16, framelen)
 135                __field(u16, frameid)
 136                __field(u16, status)
 137                __field(u16, lasttxtime)
 138                __field(u16, sequence)
 139                __field(u16, phyerr)
 140                __field(u16, ackphyrxsh)
 141        ),
 142        TP_fast_assign(
 143                __assign_str(dev, dev_name(dev));
 144                __entry->framelen = framelen;
 145                __entry->frameid = frameid;
 146                __entry->status = status;
 147                __entry->lasttxtime = lasttxtime;
 148                __entry->sequence = sequence;
 149                __entry->phyerr = phyerr;
 150                __entry->ackphyrxsh = ackphyrxsh;
 151        ),
 152        TP_printk("[%s] FrameId %#04x TxStatus %#04x LastTxTime %#04x "
 153                  "Seq %#04x PHYTxStatus %#04x RxAck %#04x",
 154                  __get_str(dev), __entry->frameid, __entry->status,
 155                  __entry->lasttxtime, __entry->sequence, __entry->phyerr,
 156                  __entry->ackphyrxsh)
 157);
 158
 159TRACE_EVENT(brcms_ampdu_session,
 160        TP_PROTO(const struct device *dev, unsigned max_ampdu_len,
 161                 u16 max_ampdu_frames, u16 ampdu_len, u16 ampdu_frames,
 162                 u16 dma_len),
 163        TP_ARGS(dev, max_ampdu_len, max_ampdu_frames, ampdu_len, ampdu_frames,
 164                dma_len),
 165        TP_STRUCT__entry(
 166                __string(dev, dev_name(dev))
 167                __field(unsigned, max_ampdu_len)
 168                __field(u16, max_ampdu_frames)
 169                __field(u16, ampdu_len)
 170                __field(u16, ampdu_frames)
 171                __field(u16, dma_len)
 172        ),
 173        TP_fast_assign(
 174                __assign_str(dev, dev_name(dev));
 175                __entry->max_ampdu_len = max_ampdu_len;
 176                __entry->max_ampdu_frames = max_ampdu_frames;
 177                __entry->ampdu_len = ampdu_len;
 178                __entry->ampdu_frames = ampdu_frames;
 179                __entry->dma_len = dma_len;
 180        ),
 181        TP_printk("[%s] ampdu session max_len=%u max_frames=%u len=%u frames=%u dma_len=%u",
 182                  __get_str(dev), __entry->max_ampdu_len,
 183                  __entry->max_ampdu_frames, __entry->ampdu_len,
 184                  __entry->ampdu_frames, __entry->dma_len)
 185);
 186
 187#undef TRACE_SYSTEM
 188#define TRACE_SYSTEM brcmsmac_msg
 189
 190#define MAX_MSG_LEN     100
 191
 192DECLARE_EVENT_CLASS(brcms_msg_event,
 193        TP_PROTO(struct va_format *vaf),
 194        TP_ARGS(vaf),
 195        TP_STRUCT__entry(
 196                __dynamic_array(char, msg, MAX_MSG_LEN)
 197        ),
 198        TP_fast_assign(
 199                WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
 200                                       MAX_MSG_LEN, vaf->fmt,
 201                                       *vaf->va) >= MAX_MSG_LEN);
 202        ),
 203        TP_printk("%s", __get_str(msg))
 204);
 205
 206DEFINE_EVENT(brcms_msg_event, brcms_info,
 207        TP_PROTO(struct va_format *vaf),
 208        TP_ARGS(vaf)
 209);
 210
 211DEFINE_EVENT(brcms_msg_event, brcms_warn,
 212        TP_PROTO(struct va_format *vaf),
 213        TP_ARGS(vaf)
 214);
 215
 216DEFINE_EVENT(brcms_msg_event, brcms_err,
 217        TP_PROTO(struct va_format *vaf),
 218        TP_ARGS(vaf)
 219);
 220
 221DEFINE_EVENT(brcms_msg_event, brcms_crit,
 222        TP_PROTO(struct va_format *vaf),
 223        TP_ARGS(vaf)
 224);
 225
 226TRACE_EVENT(brcms_dbg,
 227        TP_PROTO(u32 level, const char *func, struct va_format *vaf),
 228        TP_ARGS(level, func, vaf),
 229        TP_STRUCT__entry(
 230                __field(u32, level)
 231                __string(func, func)
 232                __dynamic_array(char, msg, MAX_MSG_LEN)
 233        ),
 234        TP_fast_assign(
 235                __entry->level = level;
 236                __assign_str(func, func);
 237                WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
 238                                       MAX_MSG_LEN, vaf->fmt,
 239                                       *vaf->va) >= MAX_MSG_LEN);
 240        ),
 241        TP_printk("%s: %s", __get_str(func), __get_str(msg))
 242);
 243
 244#endif /* __TRACE_BRCMSMAC_H */
 245
 246#ifdef CONFIG_BRCM_TRACING
 247
 248#undef TRACE_INCLUDE_PATH
 249#define TRACE_INCLUDE_PATH .
 250#undef TRACE_INCLUDE_FILE
 251#define TRACE_INCLUDE_FILE brcms_trace_events
 252
 253#include <trace/define_trace.h>
 254
 255#endif /* CONFIG_BRCM_TRACING */
 256