drivers/net/wireless/mediatek/mt76/usb_trace.h

   1 /*
   2  * Copyright (C) 2018 Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
   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
  11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 #if !defined(__MT76_USB_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
  18 #define __MT76_USB_TRACE_H
  19
  20 #include <linux/tracepoint.h>
  21 #include "mt76.h"
  22
  23 #undef TRACE_SYSTEM
  24 #define TRACE_SYSTEM mt76_usb
  25
  26 #define MAXNAME         32
  27 #define DEV_ENTRY   __array(char, wiphy_name, 32)
  28 #define DEV_ASSIGN  strlcpy(__entry->wiphy_name, wiphy_name(dev->hw->wiphy), MAXNAME)
  29 #define DEV_PR_FMT  "%s "
  30 #define DEV_PR_ARG  __entry->wiphy_name
  31
  32 #define REG_ENTRY       __field(u32, reg) __field(u32, val)
  33 #define REG_ASSIGN      __entry->reg = reg; __entry->val = val
  34 #define REG_PR_FMT      "reg:0x%04x=0x%08x"
  35 #define REG_PR_ARG      __entry->reg, __entry->val
  36
  37 DECLARE_EVENT_CLASS(dev_reg_evt,
  38         TP_PROTO(struct mt76_dev *dev, u32 reg, u32 val),
  39         TP_ARGS(dev, reg, val),
  40         TP_STRUCT__entry(
  41                 DEV_ENTRY
  42                 REG_ENTRY
  43         ),
  44         TP_fast_assign(
  45                 DEV_ASSIGN;
  46                 REG_ASSIGN;
  47         ),
  48         TP_printk(
  49                 DEV_PR_FMT REG_PR_FMT,
  50                 DEV_PR_ARG, REG_PR_ARG
  51         )
  52 );
  53
  54 DEFINE_EVENT(dev_reg_evt, usb_reg_rr,
  55         TP_PROTO(struct mt76_dev *dev, u32 reg, u32 val),
  56         TP_ARGS(dev, reg, val)
  57 );
  58
  59 DEFINE_EVENT(dev_reg_evt, usb_reg_wr,
  60         TP_PROTO(struct mt76_dev *dev, u32 reg, u32 val),
  61         TP_ARGS(dev, reg, val)
  62 );
  63
  64 DECLARE_EVENT_CLASS(urb_transfer,
  65         TP_PROTO(struct mt76_dev *dev, struct urb *u),
  66         TP_ARGS(dev, u),
  67         TP_STRUCT__entry(
  68                 DEV_ENTRY __field(unsigned, pipe) __field(u32, len)
  69         ),
  70         TP_fast_assign(
  71                 DEV_ASSIGN;
  72                 __entry->pipe = u->pipe;
  73                 __entry->len = u->transfer_buffer_length;
  74         ),
  75         TP_printk(DEV_PR_FMT "p:%08x len:%u",
  76                   DEV_PR_ARG, __entry->pipe, __entry->len)
  77 );
  78
  79 DEFINE_EVENT(urb_transfer, submit_urb,
  80         TP_PROTO(struct mt76_dev *dev, struct urb *u),
  81         TP_ARGS(dev, u)
  82 );
  83
  84 DEFINE_EVENT(urb_transfer, rx_urb,
  85         TP_PROTO(struct mt76_dev *dev, struct urb *u),
  86         TP_ARGS(dev, u)
  87 );
  88
  89 #endif
  90
  91 #undef TRACE_INCLUDE_PATH
  92 #define TRACE_INCLUDE_PATH .
  93 #undef TRACE_INCLUDE_FILE
  94 #define TRACE_INCLUDE_FILE usb_trace
  95
  96 #include <trace/define_trace.h>