drivers/usb/gadget/udc/trace.h

   1 /**
   2  * udc.c - Core UDC Framework
   3  *
   4  * Copyright (C) 2016 Intel Corporation
   5  * Author: Felipe Balbi <felipe.balbi@linux.intel.com>
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2  of
   9  * the License as published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #undef TRACE_SYSTEM
  21 #define TRACE_SYSTEM gadget
  22
  23 #if !defined(__UDC_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
  24 #define __UDC_TRACE_H
  25
  26 #include <linux/types.h>
  27 #include <linux/tracepoint.h>
  28 #include <asm/byteorder.h>
  29 #include <linux/usb/gadget.h>
  30
  31 DECLARE_EVENT_CLASS(udc_log_gadget,
  32         TP_PROTO(struct usb_gadget *g, int ret),
  33         TP_ARGS(g, ret),
  34         TP_STRUCT__entry(
  35                 __field(enum usb_device_speed, speed)
  36                 __field(enum usb_device_speed, max_speed)
  37                 __field(enum usb_device_state, state)
  38                 __field(unsigned, mA)
  39                 __field(unsigned, sg_supported)
  40                 __field(unsigned, is_otg)
  41                 __field(unsigned, is_a_peripheral)
  42                 __field(unsigned, b_hnp_enable)
  43                 __field(unsigned, a_hnp_support)
  44                 __field(unsigned, hnp_polling_support)
  45                 __field(unsigned, host_request_flag)
  46                 __field(unsigned, quirk_ep_out_aligned_size)
  47                 __field(unsigned, quirk_altset_not_supp)
  48                 __field(unsigned, quirk_stall_not_supp)
  49                 __field(unsigned, quirk_zlp_not_supp)
  50                 __field(unsigned, is_selfpowered)
  51                 __field(unsigned, deactivated)
  52                 __field(unsigned, connected)
  53                 __field(int, ret)
  54         ),
  55         TP_fast_assign(
  56                 __entry->speed = g->speed;
  57                 __entry->max_speed = g->max_speed;
  58                 __entry->state = g->state;
  59                 __entry->mA = g->mA;
  60                 __entry->sg_supported = g->sg_supported;
  61                 __entry->is_otg = g->is_otg;
  62                 __entry->is_a_peripheral = g->is_a_peripheral;
  63                 __entry->b_hnp_enable = g->b_hnp_enable;
  64                 __entry->a_hnp_support = g->a_hnp_support;
  65                 __entry->hnp_polling_support = g->hnp_polling_support;
  66                 __entry->host_request_flag = g->host_request_flag;
  67                 __entry->quirk_ep_out_aligned_size = g->quirk_ep_out_aligned_size;
  68                 __entry->quirk_altset_not_supp = g->quirk_altset_not_supp;
  69                 __entry->quirk_stall_not_supp = g->quirk_stall_not_supp;
  70                 __entry->quirk_zlp_not_supp = g->quirk_zlp_not_supp;
  71                 __entry->is_selfpowered = g->is_selfpowered;
  72                 __entry->deactivated = g->deactivated;
  73                 __entry->connected = g->connected;
  74                 __entry->ret = ret;
  75         ),
  76         TP_printk("speed %d/%d state %d %dmA [%s%s%s%s%s%s%s%s%s%s%s%s%s%s] --> %d",
  77                 __entry->speed, __entry->max_speed, __entry->state, __entry->mA,
  78                 __entry->sg_supported ? "sg:" : "",
  79                 __entry->is_otg ? "OTG:" : "",
  80                 __entry->is_a_peripheral ? "a_peripheral:" : "",
  81                 __entry->b_hnp_enable ? "b_hnp:" : "",
  82                 __entry->a_hnp_support ? "a_hnp:" : "",
  83                 __entry->hnp_polling_support ? "hnp_poll:" : "",
  84                 __entry->host_request_flag ? "hostreq:" : "",
  85                 __entry->quirk_ep_out_aligned_size ? "out_aligned:" : "",
  86                 __entry->quirk_altset_not_supp ? "no_altset:" : "",
  87                 __entry->quirk_stall_not_supp ? "no_stall:" : "",
  88                 __entry->quirk_zlp_not_supp ? "no_zlp" : "",
  89                 __entry->is_selfpowered ? "self-powered:" : "bus-powered:",
  90                 __entry->deactivated ? "deactivated:" : "activated:",
  91                 __entry->connected ? "connected" : "disconnected",
  92                 __entry->ret)
  93 );
  94
  95 DEFINE_EVENT(udc_log_gadget, usb_gadget_frame_number,
  96         TP_PROTO(struct usb_gadget *g, int ret),
  97         TP_ARGS(g, ret)
  98 );
  99
 100 DEFINE_EVENT(udc_log_gadget, usb_gadget_wakeup,
 101         TP_PROTO(struct usb_gadget *g, int ret),
 102         TP_ARGS(g, ret)
 103 );
 104
 105 DEFINE_EVENT(udc_log_gadget, usb_gadget_set_selfpowered,
 106         TP_PROTO(struct usb_gadget *g, int ret),
 107         TP_ARGS(g, ret)
 108 );
 109
 110 DEFINE_EVENT(udc_log_gadget, usb_gadget_clear_selfpowered,
 111         TP_PROTO(struct usb_gadget *g, int ret),
 112         TP_ARGS(g, ret)
 113 );
 114
 115 DEFINE_EVENT(udc_log_gadget, usb_gadget_vbus_connect,
 116         TP_PROTO(struct usb_gadget *g, int ret),
 117         TP_ARGS(g, ret)
 118 );
 119
 120 DEFINE_EVENT(udc_log_gadget, usb_gadget_vbus_draw,
 121         TP_PROTO(struct usb_gadget *g, int ret),
 122         TP_ARGS(g, ret)
 123 );
 124
 125 DEFINE_EVENT(udc_log_gadget, usb_gadget_vbus_disconnect,
 126         TP_PROTO(struct usb_gadget *g, int ret),
 127         TP_ARGS(g, ret)
 128 );
 129
 130 DEFINE_EVENT(udc_log_gadget, usb_gadget_connect,
 131         TP_PROTO(struct usb_gadget *g, int ret),
 132         TP_ARGS(g, ret)
 133 );
 134
 135 DEFINE_EVENT(udc_log_gadget, usb_gadget_disconnect,
 136         TP_PROTO(struct usb_gadget *g, int ret),
 137         TP_ARGS(g, ret)
 138 );
 139
 140 DEFINE_EVENT(udc_log_gadget, usb_gadget_deactivate,
 141         TP_PROTO(struct usb_gadget *g, int ret),
 142         TP_ARGS(g, ret)
 143 );
 144
 145 DEFINE_EVENT(udc_log_gadget, usb_gadget_activate,
 146         TP_PROTO(struct usb_gadget *g, int ret),
 147         TP_ARGS(g, ret)
 148 );
 149
 150 DECLARE_EVENT_CLASS(udc_log_ep,
 151         TP_PROTO(struct usb_ep *ep, int ret),
 152         TP_ARGS(ep, ret),
 153         TP_STRUCT__entry(
 154                 __dynamic_array(char, name, UDC_TRACE_STR_MAX)
 155                 __field(unsigned, maxpacket)
 156                 __field(unsigned, maxpacket_limit)
 157                 __field(unsigned, max_streams)
 158                 __field(unsigned, mult)
 159                 __field(unsigned, maxburst)
 160                 __field(u8, address)
 161                 __field(bool, claimed)
 162                 __field(bool, enabled)
 163                 __field(int, ret)
 164         ),
 165         TP_fast_assign(
 166                 snprintf(__get_str(name), UDC_TRACE_STR_MAX, "%s", ep->name);
 167                 __entry->maxpacket = ep->maxpacket;
 168                 __entry->maxpacket_limit = ep->maxpacket_limit;
 169                 __entry->max_streams = ep->max_streams;
 170                 __entry->mult = ep->mult;
 171                 __entry->maxburst = ep->maxburst;
 172                 __entry->address = ep->address,
 173                 __entry->claimed = ep->claimed;
 174                 __entry->enabled = ep->enabled;
 175                 __entry->ret = ret;
 176         ),
 177         TP_printk("%s: mps %d/%d streams %d mult %d burst %d addr %02x %s%s --> %d",
 178                 __get_str(name), __entry->maxpacket, __entry->maxpacket_limit,
 179                 __entry->max_streams, __entry->mult, __entry->maxburst,
 180                 __entry->address, __entry->claimed ? "claimed:" : "released:",
 181                 __entry->enabled ? "enabled" : "disabled", ret)
 182 );
 183
 184 DEFINE_EVENT(udc_log_ep, usb_ep_set_maxpacket_limit,
 185         TP_PROTO(struct usb_ep *ep, int ret),
 186         TP_ARGS(ep, ret)
 187 );
 188
 189 DEFINE_EVENT(udc_log_ep, usb_ep_enable,
 190         TP_PROTO(struct usb_ep *ep, int ret),
 191         TP_ARGS(ep, ret)
 192 );
 193
 194 DEFINE_EVENT(udc_log_ep, usb_ep_disable,
 195         TP_PROTO(struct usb_ep *ep, int ret),
 196         TP_ARGS(ep, ret)
 197 );
 198
 199 DEFINE_EVENT(udc_log_ep, usb_ep_set_halt,
 200         TP_PROTO(struct usb_ep *ep, int ret),
 201         TP_ARGS(ep, ret)
 202 );
 203
 204 DEFINE_EVENT(udc_log_ep, usb_ep_clear_halt,
 205         TP_PROTO(struct usb_ep *ep, int ret),
 206         TP_ARGS(ep, ret)
 207 );
 208
 209 DEFINE_EVENT(udc_log_ep, usb_ep_set_wedge,
 210         TP_PROTO(struct usb_ep *ep, int ret),
 211         TP_ARGS(ep, ret)
 212 );
 213
 214 DEFINE_EVENT(udc_log_ep, usb_ep_fifo_status,
 215         TP_PROTO(struct usb_ep *ep, int ret),
 216         TP_ARGS(ep, ret)
 217 );
 218
 219 DEFINE_EVENT(udc_log_ep, usb_ep_fifo_flush,
 220         TP_PROTO(struct usb_ep *ep, int ret),
 221         TP_ARGS(ep, ret)
 222 );
 223
 224 DECLARE_EVENT_CLASS(udc_log_req,
 225         TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
 226         TP_ARGS(ep, req, ret),
 227         TP_STRUCT__entry(
 228                 __dynamic_array(char, name, UDC_TRACE_STR_MAX)
 229                 __field(unsigned, length)
 230                 __field(unsigned, actual)
 231                 __field(unsigned, num_sgs)
 232                 __field(unsigned, num_mapped_sgs)
 233                 __field(unsigned, stream_id)
 234                 __field(unsigned, no_interrupt)
 235                 __field(unsigned, zero)
 236                 __field(unsigned, short_not_ok)
 237                 __field(int, status)
 238                 __field(int, ret)
 239         ),
 240         TP_fast_assign(
 241                 snprintf(__get_str(name), UDC_TRACE_STR_MAX, "%s", ep->name);
 242                 __entry->length = req->length;
 243                 __entry->actual = req->actual;
 244                 __entry->num_sgs = req->num_sgs;
 245                 __entry->num_mapped_sgs = req->num_mapped_sgs;
 246                 __entry->stream_id = req->stream_id;
 247                 __entry->no_interrupt = req->no_interrupt;
 248                 __entry->zero = req->zero;
 249                 __entry->short_not_ok = req->short_not_ok;
 250                 __entry->status = req->status;
 251                 __entry->ret = ret;
 252         ),
 253         TP_printk("%s: length %d/%d sgs %d/%d stream %d %s%s%s status %d --> %d",
 254                 __get_str(name), __entry->actual, __entry->length,
 255                 __entry->num_mapped_sgs, __entry->num_sgs, __entry->stream_id,
 256                 __entry->zero ? "Z" : "z",
 257                 __entry->short_not_ok ? "S" : "s",
 258                 __entry->no_interrupt ? "i" : "I",
 259                 __entry->status, __entry->ret
 260         )
 261 );
 262
 263 DEFINE_EVENT(udc_log_req, usb_ep_alloc_request,
 264         TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
 265         TP_ARGS(ep, req, ret)
 266 );
 267
 268 DEFINE_EVENT(udc_log_req, usb_ep_free_request,
 269         TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
 270         TP_ARGS(ep, req, ret)
 271 );
 272
 273 DEFINE_EVENT(udc_log_req, usb_ep_queue,
 274         TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
 275         TP_ARGS(ep, req, ret)
 276 );
 277
 278 DEFINE_EVENT(udc_log_req, usb_ep_dequeue,
 279         TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
 280         TP_ARGS(ep, req, ret)
 281 );
 282
 283 DEFINE_EVENT(udc_log_req, usb_gadget_giveback_request,
 284         TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
 285         TP_ARGS(ep, req, ret)
 286 );
 287
 288 #endif /* __UDC_TRACE_H */
 289
 290 /* this part has to be here */
 291
 292 #undef TRACE_INCLUDE_PATH
 293 #define TRACE_INCLUDE_PATH .
 294
 295 #undef TRACE_INCLUDE_FILE
 296 #define TRACE_INCLUDE_FILE trace
 297
 298 #include <trace/define_trace.h>