drivers/net/wireless/intel/iwlwifi/iwl-devtrace-iwlwifi.h

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2009 - 2014 Intel Corporation. All rights reserved.
   4  * Copyright(c) 2015 Intel Mobile Communications GmbH
   5  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
   6  * Copyright(c) 2018        Intel Corporation
   7  *
   8  * This program is free software; you can redistribute it and/or modify it
   9  * under the terms of version 2 of the GNU General Public License as
  10  * published by the Free Software Foundation.
  11  *
  12  * This program is distributed in the hope that it will be useful, but WITHOUT
  13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  15  * more details.
  16  *
  17  * The full GNU General Public License is included in this distribution in the
  18  * file called LICENSE.
  19  *
  20  * Contact Information:
  21  *  Intel Linux Wireless <linuxwifi@intel.com>
  22  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  23  *
  24  *****************************************************************************/
  25
  26 #if !defined(__IWLWIFI_DEVICE_TRACE_IWLWIFI) || defined(TRACE_HEADER_MULTI_READ)
  27 #define __IWLWIFI_DEVICE_TRACE_IWLWIFI
  28
  29 #include <linux/tracepoint.h>
  30
  31 #undef TRACE_SYSTEM
  32 #define TRACE_SYSTEM iwlwifi
  33
  34 TRACE_EVENT(iwlwifi_dev_hcmd,
  35         TP_PROTO(const struct device *dev,
  36                  struct iwl_host_cmd *cmd, u16 total_size,
  37                  struct iwl_cmd_header_wide *hdr),
  38         TP_ARGS(dev, cmd, total_size, hdr),
  39         TP_STRUCT__entry(
  40                 DEV_ENTRY
  41                 __dynamic_array(u8, hcmd, total_size)
  42                 __field(u32, flags)
  43         ),
  44         TP_fast_assign(
  45                 int i, offset = sizeof(struct iwl_cmd_header);
  46
  47                 if (hdr->group_id)
  48                         offset = sizeof(struct iwl_cmd_header_wide);
  49
  50                 DEV_ASSIGN;
  51                 __entry->flags = cmd->flags;
  52                 memcpy(__get_dynamic_array(hcmd), hdr, offset);
  53
  54                 for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) {
  55                         if (!cmd->len[i])
  56                                 continue;
  57                         memcpy((u8 *)__get_dynamic_array(hcmd) + offset,
  58                                cmd->data[i], cmd->len[i]);
  59                         offset += cmd->len[i];
  60                 }
  61         ),
  62         TP_printk("[%s] hcmd %#.2x.%#.2x (%ssync)",
  63                   __get_str(dev), ((u8 *)__get_dynamic_array(hcmd))[1],
  64                   ((u8 *)__get_dynamic_array(hcmd))[0],
  65                   __entry->flags & CMD_ASYNC ? "a" : "")
  66 );
  67
  68 TRACE_EVENT(iwlwifi_dev_rx,
  69         TP_PROTO(const struct device *dev, const struct iwl_trans *trans,
  70                  struct iwl_rx_packet *pkt, size_t len),
  71         TP_ARGS(dev, trans, pkt, len),
  72         TP_STRUCT__entry(
  73                 DEV_ENTRY
  74                 __field(u16, cmd)
  75                 __field(u8, hdr_offset)
  76                 __dynamic_array(u8, rxbuf,
  77                                 iwl_rx_trace_len(trans, pkt, len, NULL))
  78         ),
  79         TP_fast_assign(
  80                 size_t hdr_offset = 0;
  81
  82                 DEV_ASSIGN;
  83                 __entry->cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd);
  84                 memcpy(__get_dynamic_array(rxbuf), pkt,
  85                        iwl_rx_trace_len(trans, pkt, len, &hdr_offset));
  86                 __entry->hdr_offset = hdr_offset;
  87         ),
  88         TP_printk("[%s] RX cmd %#.2x",
  89                   __get_str(dev), __entry->cmd)
  90 );
  91
  92 TRACE_EVENT(iwlwifi_dev_tx,
  93         TP_PROTO(const struct device *dev, struct sk_buff *skb,
  94                  void *tfd, size_t tfdlen,
  95                  void *buf0, size_t buf0_len,
  96                  int hdr_len),
  97         TP_ARGS(dev, skb, tfd, tfdlen, buf0, buf0_len, hdr_len),
  98         TP_STRUCT__entry(
  99                 DEV_ENTRY
 100                 __field(void *, skbaddr)
 101                 __field(size_t, framelen)
 102                 __dynamic_array(u8, tfd, tfdlen)
 103
 104                 /*
 105                  * Do not insert between or below these items,
 106                  * we want to keep the frame together (except
 107                  * for the possible padding).
 108                  */
 109                 __dynamic_array(u8, buf0, buf0_len)
 110                 __dynamic_array(u8, buf1, hdr_len > 0 && iwl_trace_data(skb) ?
 111                                                 0 : skb->len - hdr_len)
 112         ),
 113         TP_fast_assign(
 114                 DEV_ASSIGN;
 115                 __entry->skbaddr = skb;
 116                 __entry->framelen = buf0_len;
 117                 if (hdr_len > 0)
 118                         __entry->framelen += skb->len - hdr_len;
 119                 memcpy(__get_dynamic_array(tfd), tfd, tfdlen);
 120                 memcpy(__get_dynamic_array(buf0), buf0, buf0_len);
 121                 if (hdr_len > 0 && !iwl_trace_data(skb))
 122                         skb_copy_bits(skb, hdr_len,
 123                                       __get_dynamic_array(buf1),
 124                                       skb->len - hdr_len);
 125         ),
 126         TP_printk("[%s] TX %.2x (%zu bytes) skbaddr=%p",
 127                   __get_str(dev), ((u8 *)__get_dynamic_array(buf0))[0],
 128                   __entry->framelen, __entry->skbaddr)
 129 );
 130
 131 TRACE_EVENT(iwlwifi_dev_ucode_event,
 132         TP_PROTO(const struct device *dev, u32 time, u32 data, u32 ev),
 133         TP_ARGS(dev, time, data, ev),
 134         TP_STRUCT__entry(
 135                 DEV_ENTRY
 136
 137                 __field(u32, time)
 138                 __field(u32, data)
 139                 __field(u32, ev)
 140         ),
 141         TP_fast_assign(
 142                 DEV_ASSIGN;
 143                 __entry->time = time;
 144                 __entry->data = data;
 145                 __entry->ev = ev;
 146         ),
 147         TP_printk("[%s] EVT_LOGT:%010u:0x%08x:%04u",
 148                   __get_str(dev), __entry->time, __entry->data, __entry->ev)
 149 );
 150 #endif /* __IWLWIFI_DEVICE_TRACE_IWLWIFI */
 151
 152 #undef TRACE_INCLUDE_PATH
 153 #define TRACE_INCLUDE_PATH .
 154 #undef TRACE_INCLUDE_FILE
 155 #define TRACE_INCLUDE_FILE iwl-devtrace-iwlwifi
 156 #include <trace/define_trace.h>