drivers/usb/gadget/udc/trace.h

   1 // SPDX-License-Identifier: GPL-2.0
   2 /**
   3  * udc.c - Core UDC Framework
   4  *
   5  * Copyright (C) 2016 Intel Corporation
   6  * Author: Felipe Balbi <felipe.balbi@linux.intel.com>
   7  */
   8
   9 #undef TRACE_SYSTEM
  10 #define TRACE_SYSTEM gadget
  11
  12 #if !defined(__UDC_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
  13 #define __UDC_TRACE_H
  14
  15 #include <linux/types.h>
  16 #include <linux/tracepoint.h>
  17 #include <asm/byteorder.h>
  18 #include <linux/usb/gadget.h>
  19
  20 DECLARE_EVENT_CLASS(udc_log_gadget,
  21         TP_PROTO(struct usb_gadget *g, int ret),
  22         TP_ARGS(g, ret),
  23         TP_STRUCT__entry(
  24                 __field(enum usb_device_speed, speed)
  25                 __field(enum usb_device_speed, max_speed)
  26                 __field(enum usb_device_state, state)
  27                 __field(unsigned, mA)
  28                 __field(unsigned, sg_supported)
  29                 __field(unsigned, is_otg)
  30                 __field(unsigned, is_a_peripheral)
  31                 __field(unsigned, b_hnp_enable)
  32                 __field(unsigned, a_hnp_support)
  33                 __field(unsigned, hnp_polling_support)
  34                 __field(unsigned, host_request_flag)
  35                 __field(unsigned, quirk_ep_out_aligned_size)
  36                 __field(unsigned, quirk_altset_not_supp)
  37                 __field(unsigned, quirk_stall_not_supp)
  38                 __field(unsigned, quirk_zlp_not_supp)
  39                 __field(unsigned, is_selfpowered)
  40                 __field(unsigned, deactivated)
  41                 __field(unsigned, connected)
  42                 __field(int, ret)
  43         ),
  44         TP_fast_assign(
  45                 __entry->speed = g->speed;
  46                 __entry->max_speed = g->max_speed;
  47                 __entry->state = g->state;
  48                 __entry->mA = g->mA;
  49                 __entry->sg_supported = g->sg_supported;
  50                 __entry->is_otg = g->is_otg;
  51                 __entry->is_a_peripheral = g->is_a_peripheral;
  52                 __entry->b_hnp_enable = g->b_hnp_enable;
  53                 __entry->a_hnp_support = g->a_hnp_support;
  54                 __entry->hnp_polling_support = g->hnp_polling_support;
  55                 __entry->host_request_flag = g->host_request_flag;
  56                 __entry->quirk_ep_out_aligned_size = g->quirk_ep_out_aligned_size;
  57                 __entry->quirk_altset_not_supp = g->quirk_altset_not_supp;
  58                 __entry->quirk_stall_not_supp = g->quirk_stall_not_supp;
  59                 __entry->quirk_zlp_not_supp = g->quirk_zlp_not_supp;
  60                 __entry->is_selfpowered = g->is_selfpowered;
  61                 __entry->deactivated = g->deactivated;
  62                 __entry->connected = g->connected;
  63                 __entry->ret = ret;
  64         ),
  65         TP_printk("speed %d/%d state %d %dmA [%s%s%s%s%s%s%s%s%s%s%s%s%s%s] --> %d",
  66                 __entry->speed, __entry->max_speed, __entry->state, __entry->mA,
  67                 __entry->sg_supported ? "sg:" : "",
  68                 __entry->is_otg ? "OTG:" : "",
  69                 __entry->is_a_peripheral ? "a_peripheral:" : "",
  70                 __entry->b_hnp_enable ? "b_hnp:" : "",
  71                 __entry->a_hnp_support ? "a_hnp:" : "",
  72                 __entry->hnp_polling_support ? "hnp_poll:" : "",
  73                 __entry->host_request_flag ? "hostreq:" : "",
  74                 __entry->quirk_ep_out_aligned_size ? "out_aligned:" : "",
  75                 __entry->quirk_altset_not_supp ? "no_altset:" : "",
  76                 __entry->quirk_stall_not_supp ? "no_stall:" : "",
  77                 __entry->quirk_zlp_not_supp ? "no_zlp" : "",
  78                 __entry->is_selfpowered ? "self-powered:" : "bus-powered:",
  79                 __entry->deactivated ? "deactivated:" : "activated:",
  80                 __entry->connected ? "connected" : "disconnected",
  81                 __entry->ret)
  82 );
  83
  84 DEFINE_EVENT(udc_log_gadget, usb_gadget_frame_number,
  85         TP_PROTO(struct usb_gadget *g, int ret),
  86         TP_ARGS(g, ret)
  87 );
  88
  89 DEFINE_EVENT(udc_log_gadget, usb_gadget_wakeup,
  90         TP_PROTO(struct usb_gadget *g, int ret),
  91         TP_ARGS(g, ret)
  92 );
  93
  94 DEFINE_EVENT(udc_log_gadget, usb_gadget_set_selfpowered,
  95         TP_PROTO(struct usb_gadget *g, int ret),
  96         TP_ARGS(g, ret)
  97 );
  98
  99 DEFINE_EVENT(udc_log_gadget, usb_gadget_clear_selfpowered,
 100         TP_PROTO(struct usb_gadget *g, int ret),
 101         TP_ARGS(g, ret)
 102 );
 103
 104 DEFINE_EVENT(udc_log_gadget, usb_gadget_vbus_connect,
 105         TP_PROTO(struct usb_gadget *g, int ret),
 106         TP_ARGS(g, ret)
 107 );
 108
 109 DEFINE_EVENT(udc_log_gadget, usb_gadget_vbus_draw,
 110         TP_PROTO(struct usb_gadget *g, int ret),
 111         TP_ARGS(g, ret)
 112 );
 113
 114 DEFINE_EVENT(udc_log_gadget, usb_gadget_vbus_disconnect,
 115         TP_PROTO(struct usb_gadget *g, int ret),
 116         TP_ARGS(g, ret)
 117 );
 118
 119 DEFINE_EVENT(udc_log_gadget, usb_gadget_connect,
 120         TP_PROTO(struct usb_gadget *g, int ret),
 121         TP_ARGS(g, ret)
 122 );
 123
 124 DEFINE_EVENT(udc_log_gadget, usb_gadget_disconnect,
 125         TP_PROTO(struct usb_gadget *g, int ret),
 126         TP_ARGS(g, ret)
 127 );
 128
 129 DEFINE_EVENT(udc_log_gadget, usb_gadget_deactivate,
 130         TP_PROTO(struct usb_gadget *g, int ret),
 131         TP_ARGS(g, ret)
 132 );
 133
 134 DEFINE_EVENT(udc_log_gadget, usb_gadget_activate,
 135         TP_PROTO(struct usb_gadget *g, int ret),
 136         TP_ARGS(g, ret)
 137 );
 138
 139 DECLARE_EVENT_CLASS(udc_log_ep,
 140         TP_PROTO(struct usb_ep *ep, int ret),
 141         TP_ARGS(ep, ret),
 142         TP_STRUCT__entry(
 143                 __dynamic_array(char, name, UDC_TRACE_STR_MAX)
 144                 __field(unsigned, maxpacket)
 145                 __field(unsigned, maxpacket_limit)
 146                 __field(unsigned, max_streams)
 147                 __field(unsigned, mult)
 148                 __field(unsigned, maxburst)
 149                 __field(u8, address)
 150                 __field(bool, claimed)
 151                 __field(bool, enabled)
 152                 __field(int, ret)
 153         ),
 154         TP_fast_assign(
 155                 snprintf(__get_str(name), UDC_TRACE_STR_MAX, "%s", ep->name);
 156                 __entry->maxpacket = ep->maxpacket;
 157                 __entry->maxpacket_limit = ep->maxpacket_limit;
 158                 __entry->max_streams = ep->max_streams;
 159                 __entry->mult = ep->mult;
 160                 __entry->maxburst = ep->maxburst;
 161                 __entry->address = ep->address,
 162                 __entry->claimed = ep->claimed;
 163                 __entry->enabled = ep->enabled;
 164                 __entry->ret = ret;
 165         ),
 166         TP_printk("%s: mps %d/%d streams %d mult %d burst %d addr %02x %s%s --> %d",
 167                 __get_str(name), __entry->maxpacket, __entry->maxpacket_limit,
 168                 __entry->max_streams, __entry->mult, __entry->maxburst,
 169                 __entry->address, __entry->claimed ? "claimed:" : "released:",
 170                 __entry->enabled ? "enabled" : "disabled", ret)
 171 );
 172
 173 DEFINE_EVENT(udc_log_ep, usb_ep_set_maxpacket_limit,
 174         TP_PROTO(struct usb_ep *ep, int ret),
 175         TP_ARGS(ep, ret)
 176 );
 177
 178 DEFINE_EVENT(udc_log_ep, usb_ep_enable,
 179         TP_PROTO(struct usb_ep *ep, int ret),
 180         TP_ARGS(ep, ret)
 181 );
 182
 183 DEFINE_EVENT(udc_log_ep, usb_ep_disable,
 184         TP_PROTO(struct usb_ep *ep, int ret),
 185         TP_ARGS(ep, ret)
 186 );
 187
 188 DEFINE_EVENT(udc_log_ep, usb_ep_set_halt,
 189         TP_PROTO(struct usb_ep *ep, int ret),
 190         TP_ARGS(ep, ret)
 191 );
 192
 193 DEFINE_EVENT(udc_log_ep, usb_ep_clear_halt,
 194         TP_PROTO(struct usb_ep *ep, int ret),
 195         TP_ARGS(ep, ret)
 196 );
 197
 198 DEFINE_EVENT(udc_log_ep, usb_ep_set_wedge,
 199         TP_PROTO(struct usb_ep *ep, int ret),
 200         TP_ARGS(ep, ret)
 201 );
 202
 203 DEFINE_EVENT(udc_log_ep, usb_ep_fifo_status,
 204         TP_PROTO(struct usb_ep *ep, int ret),
 205         TP_ARGS(ep, ret)
 206 );
 207
 208 DEFINE_EVENT(udc_log_ep, usb_ep_fifo_flush,
 209         TP_PROTO(struct usb_ep *ep, int ret),
 210         TP_ARGS(ep, ret)
 211 );
 212
 213 DECLARE_EVENT_CLASS(udc_log_req,
 214         TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
 215         TP_ARGS(ep, req, ret),
 216         TP_STRUCT__entry(
 217                 __dynamic_array(char, name, UDC_TRACE_STR_MAX)
 218                 __field(unsigned, length)
 219                 __field(unsigned, actual)
 220                 __field(unsigned, num_sgs)
 221                 __field(unsigned, num_mapped_sgs)
 222                 __field(unsigned, stream_id)
 223                 __field(unsigned, no_interrupt)
 224                 __field(unsigned, zero)
 225                 __field(unsigned, short_not_ok)
 226                 __field(int, status)
 227                 __field(int, ret)
 228                 __field(struct usb_request *, req)
 229         ),
 230         TP_fast_assign(
 231                 snprintf(__get_str(name), UDC_TRACE_STR_MAX, "%s", ep->name);
 232                 __entry->length = req->length;
 233                 __entry->actual = req->actual;
 234                 __entry->num_sgs = req->num_sgs;
 235                 __entry->num_mapped_sgs = req->num_mapped_sgs;
 236                 __entry->stream_id = req->stream_id;
 237                 __entry->no_interrupt = req->no_interrupt;
 238                 __entry->zero = req->zero;
 239                 __entry->short_not_ok = req->short_not_ok;
 240                 __entry->status = req->status;
 241                 __entry->ret = ret;
 242                 __entry->req = req;
 243         ),
 244         TP_printk("%s: req %p length %d/%d sgs %d/%d stream %d %s%s%s status %d --> %d",
 245                 __get_str(name),__entry->req,  __entry->actual, __entry->length,
 246                 __entry->num_mapped_sgs, __entry->num_sgs, __entry->stream_id,
 247                 __entry->zero ? "Z" : "z",
 248                 __entry->short_not_ok ? "S" : "s",
 249                 __entry->no_interrupt ? "i" : "I",
 250                 __entry->status, __entry->ret
 251         )
 252 );
 253
 254 DEFINE_EVENT(udc_log_req, usb_ep_alloc_request,
 255         TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
 256         TP_ARGS(ep, req, ret)
 257 );
 258
 259 DEFINE_EVENT(udc_log_req, usb_ep_free_request,
 260         TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
 261         TP_ARGS(ep, req, ret)
 262 );
 263
 264 DEFINE_EVENT(udc_log_req, usb_ep_queue,
 265         TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
 266         TP_ARGS(ep, req, ret)
 267 );
 268
 269 DEFINE_EVENT(udc_log_req, usb_ep_dequeue,
 270         TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
 271         TP_ARGS(ep, req, ret)
 272 );
 273
 274 DEFINE_EVENT(udc_log_req, usb_gadget_giveback_request,
 275         TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
 276         TP_ARGS(ep, req, ret)
 277 );
 278
 279 #endif /* __UDC_TRACE_H */
 280
 281 /* this part has to be here */
 282
 283 #undef TRACE_INCLUDE_PATH
 284 #define TRACE_INCLUDE_PATH .
 285
 286 #undef TRACE_INCLUDE_FILE
 287 #define TRACE_INCLUDE_FILE trace
 288
 289 #include <trace/define_trace.h>