drivers/usb/dwc3/trace.h

   1 /**
   2  * trace.h - DesignWare USB3 DRD Controller Trace Support
   3  *
   4  * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com
   5  *
   6  * Author: Felipe Balbi <balbi@ti.com>
   7  *
   8  * This program is free software: you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2  of
  10  * the License as published by the Free Software Foundation.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  */
  17
  18 #undef TRACE_SYSTEM
  19 #define TRACE_SYSTEM dwc3
  20
  21 #if !defined(__DWC3_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
  22 #define __DWC3_TRACE_H
  23
  24 #include <linux/types.h>
  25 #include <linux/tracepoint.h>
  26 #include <asm/byteorder.h>
  27 #include "core.h"
  28 #include "debug.h"
  29
  30 DECLARE_EVENT_CLASS(dwc3_log_io,
  31         TP_PROTO(void *base, u32 offset, u32 value),
  32         TP_ARGS(base, offset, value),
  33         TP_STRUCT__entry(
  34                 __field(void *, base)
  35                 __field(u32, offset)
  36                 __field(u32, value)
  37         ),
  38         TP_fast_assign(
  39                 __entry->base = base;
  40                 __entry->offset = offset;
  41                 __entry->value = value;
  42         ),
  43         TP_printk("addr %p value %08x", __entry->base + __entry->offset,
  44                         __entry->value)
  45 );
  46
  47 DEFINE_EVENT(dwc3_log_io, dwc3_readl,
  48         TP_PROTO(void *base, u32 offset, u32 value),
  49         TP_ARGS(base, offset, value)
  50 );
  51
  52 DEFINE_EVENT(dwc3_log_io, dwc3_writel,
  53         TP_PROTO(void *base, u32 offset, u32 value),
  54         TP_ARGS(base, offset, value)
  55 );
  56
  57 DECLARE_EVENT_CLASS(dwc3_log_event,
  58         TP_PROTO(u32 event, struct dwc3 *dwc),
  59         TP_ARGS(event, dwc),
  60         TP_STRUCT__entry(
  61                 __field(u32, event)
  62                 __field(u32, ep0state)
  63                 __dynamic_array(char, str, DWC3_MSG_MAX)
  64         ),
  65         TP_fast_assign(
  66                 __entry->event = event;
  67                 __entry->ep0state = dwc->ep0state;
  68         ),
  69         TP_printk("event (%08x): %s", __entry->event,
  70                         dwc3_decode_event(__get_str(str), __entry->event,
  71                                           __entry->ep0state))
  72 );
  73
  74 DEFINE_EVENT(dwc3_log_event, dwc3_event,
  75         TP_PROTO(u32 event, struct dwc3 *dwc),
  76         TP_ARGS(event, dwc)
  77 );
  78
  79 DECLARE_EVENT_CLASS(dwc3_log_ctrl,
  80         TP_PROTO(struct usb_ctrlrequest *ctrl),
  81         TP_ARGS(ctrl),
  82         TP_STRUCT__entry(
  83                 __field(__u8, bRequestType)
  84                 __field(__u8, bRequest)
  85                 __field(__u16, wValue)
  86                 __field(__u16, wIndex)
  87                 __field(__u16, wLength)
  88                 __dynamic_array(char, str, DWC3_MSG_MAX)
  89         ),
  90         TP_fast_assign(
  91                 __entry->bRequestType = ctrl->bRequestType;
  92                 __entry->bRequest = ctrl->bRequest;
  93                 __entry->wValue = le16_to_cpu(ctrl->wValue);
  94                 __entry->wIndex = le16_to_cpu(ctrl->wIndex);
  95                 __entry->wLength = le16_to_cpu(ctrl->wLength);
  96         ),
  97         TP_printk("%s", dwc3_decode_ctrl(__get_str(str), __entry->bRequestType,
  98                                         __entry->bRequest, __entry->wValue,
  99                                         __entry->wIndex, __entry->wLength)
 100         )
 101 );
 102
 103 DEFINE_EVENT(dwc3_log_ctrl, dwc3_ctrl_req,
 104         TP_PROTO(struct usb_ctrlrequest *ctrl),
 105         TP_ARGS(ctrl)
 106 );
 107
 108 DECLARE_EVENT_CLASS(dwc3_log_request,
 109         TP_PROTO(struct dwc3_request *req),
 110         TP_ARGS(req),
 111         TP_STRUCT__entry(
 112                 __string(name, req->dep->name)
 113                 __field(struct dwc3_request *, req)
 114                 __field(unsigned, actual)
 115                 __field(unsigned, length)
 116                 __field(int, status)
 117                 __field(int, zero)
 118                 __field(int, short_not_ok)
 119                 __field(int, no_interrupt)
 120         ),
 121         TP_fast_assign(
 122                 __assign_str(name, req->dep->name);
 123                 __entry->req = req;
 124                 __entry->actual = req->request.actual;
 125                 __entry->length = req->request.length;
 126                 __entry->status = req->request.status;
 127                 __entry->zero = req->request.zero;
 128                 __entry->short_not_ok = req->request.short_not_ok;
 129                 __entry->no_interrupt = req->request.no_interrupt;
 130         ),
 131         TP_printk("%s: req %p length %u/%u %s%s%s ==> %d",
 132                 __get_str(name), __entry->req, __entry->actual, __entry->length,
 133                 __entry->zero ? "Z" : "z",
 134                 __entry->short_not_ok ? "S" : "s",
 135                 __entry->no_interrupt ? "i" : "I",
 136                 __entry->status
 137         )
 138 );
 139
 140 DEFINE_EVENT(dwc3_log_request, dwc3_alloc_request,
 141         TP_PROTO(struct dwc3_request *req),
 142         TP_ARGS(req)
 143 );
 144
 145 DEFINE_EVENT(dwc3_log_request, dwc3_free_request,
 146         TP_PROTO(struct dwc3_request *req),
 147         TP_ARGS(req)
 148 );
 149
 150 DEFINE_EVENT(dwc3_log_request, dwc3_ep_queue,
 151         TP_PROTO(struct dwc3_request *req),
 152         TP_ARGS(req)
 153 );
 154
 155 DEFINE_EVENT(dwc3_log_request, dwc3_ep_dequeue,
 156         TP_PROTO(struct dwc3_request *req),
 157         TP_ARGS(req)
 158 );
 159
 160 DEFINE_EVENT(dwc3_log_request, dwc3_gadget_giveback,
 161         TP_PROTO(struct dwc3_request *req),
 162         TP_ARGS(req)
 163 );
 164
 165 DECLARE_EVENT_CLASS(dwc3_log_generic_cmd,
 166         TP_PROTO(unsigned int cmd, u32 param, int status),
 167         TP_ARGS(cmd, param, status),
 168         TP_STRUCT__entry(
 169                 __field(unsigned int, cmd)
 170                 __field(u32, param)
 171                 __field(int, status)
 172         ),
 173         TP_fast_assign(
 174                 __entry->cmd = cmd;
 175                 __entry->param = param;
 176                 __entry->status = status;
 177         ),
 178         TP_printk("cmd '%s' [%x] param %08x --> status: %s",
 179                 dwc3_gadget_generic_cmd_string(__entry->cmd),
 180                 __entry->cmd, __entry->param,
 181                 dwc3_gadget_generic_cmd_status_string(__entry->status)
 182         )
 183 );
 184
 185 DEFINE_EVENT(dwc3_log_generic_cmd, dwc3_gadget_generic_cmd,
 186         TP_PROTO(unsigned int cmd, u32 param, int status),
 187         TP_ARGS(cmd, param, status)
 188 );
 189
 190 DECLARE_EVENT_CLASS(dwc3_log_gadget_ep_cmd,
 191         TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
 192                 struct dwc3_gadget_ep_cmd_params *params, int cmd_status),
 193         TP_ARGS(dep, cmd, params, cmd_status),
 194         TP_STRUCT__entry(
 195                 __string(name, dep->name)
 196                 __field(unsigned int, cmd)
 197                 __field(u32, param0)
 198                 __field(u32, param1)
 199                 __field(u32, param2)
 200                 __field(int, cmd_status)
 201         ),
 202         TP_fast_assign(
 203                 __assign_str(name, dep->name);
 204                 __entry->cmd = cmd;
 205                 __entry->param0 = params->param0;
 206                 __entry->param1 = params->param1;
 207                 __entry->param2 = params->param2;
 208                 __entry->cmd_status = cmd_status;
 209         ),
 210         TP_printk("%s: cmd '%s' [%d] params %08x %08x %08x --> status: %s",
 211                 __get_str(name), dwc3_gadget_ep_cmd_string(__entry->cmd),
 212                 __entry->cmd, __entry->param0,
 213                 __entry->param1, __entry->param2,
 214                 dwc3_ep_cmd_status_string(__entry->cmd_status)
 215         )
 216 );
 217
 218 DEFINE_EVENT(dwc3_log_gadget_ep_cmd, dwc3_gadget_ep_cmd,
 219         TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
 220                 struct dwc3_gadget_ep_cmd_params *params, int cmd_status),
 221         TP_ARGS(dep, cmd, params, cmd_status)
 222 );
 223
 224 DECLARE_EVENT_CLASS(dwc3_log_trb,
 225         TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
 226         TP_ARGS(dep, trb),
 227         TP_STRUCT__entry(
 228                 __string(name, dep->name)
 229                 __field(struct dwc3_trb *, trb)
 230                 __field(u32, allocated)
 231                 __field(u32, queued)
 232                 __field(u32, bpl)
 233                 __field(u32, bph)
 234                 __field(u32, size)
 235                 __field(u32, ctrl)
 236                 __field(u32, type)
 237         ),
 238         TP_fast_assign(
 239                 __assign_str(name, dep->name);
 240                 __entry->trb = trb;
 241                 __entry->allocated = dep->allocated_requests;
 242                 __entry->queued = dep->queued_requests;
 243                 __entry->bpl = trb->bpl;
 244                 __entry->bph = trb->bph;
 245                 __entry->size = trb->size;
 246                 __entry->ctrl = trb->ctrl;
 247                 __entry->type = usb_endpoint_type(dep->endpoint.desc);
 248         ),
 249         TP_printk("%s: %d/%d trb %p buf %08x%08x size %s%d ctrl %08x (%c%c%c%c:%c%c:%s)",
 250                 __get_str(name), __entry->queued, __entry->allocated,
 251                 __entry->trb, __entry->bph, __entry->bpl,
 252                 ({char *s;
 253                 int pcm = ((__entry->size >> 24) & 3) + 1;
 254                 switch (__entry->type) {
 255                 case USB_ENDPOINT_XFER_INT:
 256                 case USB_ENDPOINT_XFER_ISOC:
 257                         switch (pcm) {
 258                         case 1:
 259                                 s = "1x ";
 260                                 break;
 261                         case 2:
 262                                 s = "2x ";
 263                                 break;
 264                         case 3:
 265                                 s = "3x ";
 266                                 break;
 267                         }
 268                 default:
 269                         s = "";
 270                 } s; }),
 271                 DWC3_TRB_SIZE_LENGTH(__entry->size), __entry->ctrl,
 272                 __entry->ctrl & DWC3_TRB_CTRL_HWO ? 'H' : 'h',
 273                 __entry->ctrl & DWC3_TRB_CTRL_LST ? 'L' : 'l',
 274                 __entry->ctrl & DWC3_TRB_CTRL_CHN ? 'C' : 'c',
 275                 __entry->ctrl & DWC3_TRB_CTRL_CSP ? 'S' : 's',
 276                 __entry->ctrl & DWC3_TRB_CTRL_ISP_IMI ? 'S' : 's',
 277                 __entry->ctrl & DWC3_TRB_CTRL_IOC ? 'C' : 'c',
 278                   dwc3_trb_type_string(DWC3_TRBCTL_TYPE(__entry->ctrl))
 279         )
 280 );
 281
 282 DEFINE_EVENT(dwc3_log_trb, dwc3_prepare_trb,
 283         TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
 284         TP_ARGS(dep, trb)
 285 );
 286
 287 DEFINE_EVENT(dwc3_log_trb, dwc3_complete_trb,
 288         TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
 289         TP_ARGS(dep, trb)
 290 );
 291
 292 DECLARE_EVENT_CLASS(dwc3_log_ep,
 293         TP_PROTO(struct dwc3_ep *dep),
 294         TP_ARGS(dep),
 295         TP_STRUCT__entry(
 296                 __string(name, dep->name)
 297                 __field(unsigned, maxpacket)
 298                 __field(unsigned, maxpacket_limit)
 299                 __field(unsigned, max_streams)
 300                 __field(unsigned, maxburst)
 301                 __field(unsigned, flags)
 302                 __field(unsigned, direction)
 303                 __field(u8, trb_enqueue)
 304                 __field(u8, trb_dequeue)
 305         ),
 306         TP_fast_assign(
 307                 __assign_str(name, dep->name);
 308                 __entry->maxpacket = dep->endpoint.maxpacket;
 309                 __entry->maxpacket_limit = dep->endpoint.maxpacket_limit;
 310                 __entry->max_streams = dep->endpoint.max_streams;
 311                 __entry->maxburst = dep->endpoint.maxburst;
 312                 __entry->flags = dep->flags;
 313                 __entry->direction = dep->direction;
 314                 __entry->trb_enqueue = dep->trb_enqueue;
 315                 __entry->trb_dequeue = dep->trb_dequeue;
 316         ),
 317         TP_printk("%s: mps %d/%d streams %d burst %d ring %d/%d flags %c:%c%c%c%c%c:%c:%c",
 318                 __get_str(name), __entry->maxpacket,
 319                 __entry->maxpacket_limit, __entry->max_streams,
 320                 __entry->maxburst, __entry->trb_enqueue,
 321                 __entry->trb_dequeue,
 322                 __entry->flags & DWC3_EP_ENABLED ? 'E' : 'e',
 323                 __entry->flags & DWC3_EP_STALL ? 'S' : 's',
 324                 __entry->flags & DWC3_EP_WEDGE ? 'W' : 'w',
 325                 __entry->flags & DWC3_EP_BUSY ? 'B' : 'b',
 326                 __entry->flags & DWC3_EP_PENDING_REQUEST ? 'P' : 'p',
 327                 __entry->flags & DWC3_EP_MISSED_ISOC ? 'M' : 'm',
 328                 __entry->flags & DWC3_EP_END_TRANSFER_PENDING ? 'E' : 'e',
 329                 __entry->direction ? '<' : '>'
 330         )
 331 );
 332
 333 DEFINE_EVENT(dwc3_log_ep, dwc3_gadget_ep_enable,
 334         TP_PROTO(struct dwc3_ep *dep),
 335         TP_ARGS(dep)
 336 );
 337
 338 DEFINE_EVENT(dwc3_log_ep, dwc3_gadget_ep_disable,
 339         TP_PROTO(struct dwc3_ep *dep),
 340         TP_ARGS(dep)
 341 );
 342
 343 #endif /* __DWC3_TRACE_H */
 344
 345 /* this part has to be here */
 346
 347 #undef TRACE_INCLUDE_PATH
 348 #define TRACE_INCLUDE_PATH .
 349
 350 #undef TRACE_INCLUDE_FILE
 351 #define TRACE_INCLUDE_FILE trace
 352
 353 #include <trace/define_trace.h>