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 <[email protected]>
   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         ),
  64         TP_fast_assign(
  65                 __entry->event = event;
  66                 __entry->ep0state = dwc->ep0state;
  67         ),
  68         TP_printk("event (%08x): %s", __entry->event,
  69                         dwc3_decode_event(__entry->event, __entry->ep0state))
  70 );
  71
  72 DEFINE_EVENT(dwc3_log_event, dwc3_event,
  73         TP_PROTO(u32 event, struct dwc3 *dwc),
  74         TP_ARGS(event, dwc)
  75 );
  76
  77 DECLARE_EVENT_CLASS(dwc3_log_ctrl,
  78         TP_PROTO(struct usb_ctrlrequest *ctrl),
  79         TP_ARGS(ctrl),
  80         TP_STRUCT__entry(
  81                 __field(__u8, bRequestType)
  82                 __field(__u8, bRequest)
  83                 __field(__u16, wValue)
  84                 __field(__u16, wIndex)
  85                 __field(__u16, wLength)
  86         ),
  87         TP_fast_assign(
  88                 __entry->bRequestType = ctrl->bRequestType;
  89                 __entry->bRequest = ctrl->bRequest;
  90                 __entry->wValue = le16_to_cpu(ctrl->wValue);
  91                 __entry->wIndex = le16_to_cpu(ctrl->wIndex);
  92                 __entry->wLength = le16_to_cpu(ctrl->wLength);
  93         ),
  94         TP_printk("bRequestType %02x bRequest %02x wValue %04x wIndex %04x wLength %d",
  95                 __entry->bRequestType, __entry->bRequest,
  96                 __entry->wValue, __entry->wIndex,
  97                 __entry->wLength
  98         )
  99 );
 100
 101 DEFINE_EVENT(dwc3_log_ctrl, dwc3_ctrl_req,
 102         TP_PROTO(struct usb_ctrlrequest *ctrl),
 103         TP_ARGS(ctrl)
 104 );
 105
 106 DECLARE_EVENT_CLASS(dwc3_log_request,
 107         TP_PROTO(struct dwc3_request *req),
 108         TP_ARGS(req),
 109         TP_STRUCT__entry(
 110                 __dynamic_array(char, name, DWC3_MSG_MAX)
 111                 __field(struct dwc3_request *, req)
 112                 __field(unsigned, actual)
 113                 __field(unsigned, length)
 114                 __field(int, status)
 115                 __field(int, zero)
 116                 __field(int, short_not_ok)
 117                 __field(int, no_interrupt)
 118         ),
 119         TP_fast_assign(
 120                 snprintf(__get_str(name), DWC3_MSG_MAX, "%s", req->dep->name);
 121                 __entry->req = req;
 122                 __entry->actual = req->request.actual;
 123                 __entry->length = req->request.length;
 124                 __entry->status = req->request.status;
 125                 __entry->zero = req->request.zero;
 126                 __entry->short_not_ok = req->request.short_not_ok;
 127                 __entry->no_interrupt = req->request.no_interrupt;
 128         ),
 129         TP_printk("%s: req %p length %u/%u %s%s%s ==> %d",
 130                 __get_str(name), __entry->req, __entry->actual, __entry->length,
 131                 __entry->zero ? "Z" : "z",
 132                 __entry->short_not_ok ? "S" : "s",
 133                 __entry->no_interrupt ? "i" : "I",
 134                 __entry->status
 135         )
 136 );
 137
 138 DEFINE_EVENT(dwc3_log_request, dwc3_alloc_request,
 139         TP_PROTO(struct dwc3_request *req),
 140         TP_ARGS(req)
 141 );
 142
 143 DEFINE_EVENT(dwc3_log_request, dwc3_free_request,
 144         TP_PROTO(struct dwc3_request *req),
 145         TP_ARGS(req)
 146 );
 147
 148 DEFINE_EVENT(dwc3_log_request, dwc3_ep_queue,
 149         TP_PROTO(struct dwc3_request *req),
 150         TP_ARGS(req)
 151 );
 152
 153 DEFINE_EVENT(dwc3_log_request, dwc3_ep_dequeue,
 154         TP_PROTO(struct dwc3_request *req),
 155         TP_ARGS(req)
 156 );
 157
 158 DEFINE_EVENT(dwc3_log_request, dwc3_gadget_giveback,
 159         TP_PROTO(struct dwc3_request *req),
 160         TP_ARGS(req)
 161 );
 162
 163 DECLARE_EVENT_CLASS(dwc3_log_generic_cmd,
 164         TP_PROTO(unsigned int cmd, u32 param, int status),
 165         TP_ARGS(cmd, param, status),
 166         TP_STRUCT__entry(
 167                 __field(unsigned int, cmd)
 168                 __field(u32, param)
 169                 __field(int, status)
 170         ),
 171         TP_fast_assign(
 172                 __entry->cmd = cmd;
 173                 __entry->param = param;
 174                 __entry->status = status;
 175         ),
 176         TP_printk("cmd '%s' [%x] param %08x --> status: %s",
 177                 dwc3_gadget_generic_cmd_string(__entry->cmd),
 178                 __entry->cmd, __entry->param,
 179                 dwc3_gadget_generic_cmd_status_string(__entry->status)
 180         )
 181 );
 182
 183 DEFINE_EVENT(dwc3_log_generic_cmd, dwc3_gadget_generic_cmd,
 184         TP_PROTO(unsigned int cmd, u32 param, int status),
 185         TP_ARGS(cmd, param, status)
 186 );
 187
 188 DECLARE_EVENT_CLASS(dwc3_log_gadget_ep_cmd,
 189         TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
 190                 struct dwc3_gadget_ep_cmd_params *params, int cmd_status),
 191         TP_ARGS(dep, cmd, params, cmd_status),
 192         TP_STRUCT__entry(
 193                 __dynamic_array(char, name, DWC3_MSG_MAX)
 194                 __field(unsigned int, cmd)
 195                 __field(u32, param0)
 196                 __field(u32, param1)
 197                 __field(u32, param2)
 198                 __field(int, cmd_status)
 199         ),
 200         TP_fast_assign(
 201                 snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name);
 202                 __entry->cmd = cmd;
 203                 __entry->param0 = params->param0;
 204                 __entry->param1 = params->param1;
 205                 __entry->param2 = params->param2;
 206                 __entry->cmd_status = cmd_status;
 207         ),
 208         TP_printk("%s: cmd '%s' [%d] params %08x %08x %08x --> status: %s",
 209                 __get_str(name), dwc3_gadget_ep_cmd_string(__entry->cmd),
 210                 __entry->cmd, __entry->param0,
 211                 __entry->param1, __entry->param2,
 212                 dwc3_ep_cmd_status_string(__entry->cmd_status)
 213         )
 214 );
 215
 216 DEFINE_EVENT(dwc3_log_gadget_ep_cmd, dwc3_gadget_ep_cmd,
 217         TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
 218                 struct dwc3_gadget_ep_cmd_params *params, int cmd_status),
 219         TP_ARGS(dep, cmd, params, cmd_status)
 220 );
 221
 222 DECLARE_EVENT_CLASS(dwc3_log_trb,
 223         TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
 224         TP_ARGS(dep, trb),
 225         TP_STRUCT__entry(
 226                 __dynamic_array(char, name, DWC3_MSG_MAX)
 227                 __field(struct dwc3_trb *, trb)
 228                 __field(u32, allocated)
 229                 __field(u32, queued)
 230                 __field(u32, bpl)
 231                 __field(u32, bph)
 232                 __field(u32, size)
 233                 __field(u32, ctrl)
 234                 __field(u32, type)
 235         ),
 236         TP_fast_assign(
 237                 snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name);
 238                 __entry->trb = trb;
 239                 __entry->allocated = dep->allocated_requests;
 240                 __entry->queued = dep->queued_requests;
 241                 __entry->bpl = trb->bpl;
 242                 __entry->bph = trb->bph;
 243                 __entry->size = trb->size;
 244                 __entry->ctrl = trb->ctrl;
 245                 __entry->type = usb_endpoint_type(dep->endpoint.desc);
 246         ),
 247         TP_printk("%s: %d/%d trb %p buf %08x%08x size %s%d ctrl %08x (%c%c%c%c:%c%c:%s)",
 248                 __get_str(name), __entry->queued, __entry->allocated,
 249                 __entry->trb, __entry->bph, __entry->bpl,
 250                 ({char *s;
 251                 int pcm = ((__entry->size >> 24) & 3) + 1;
 252                 switch (__entry->type) {
 253                 case USB_ENDPOINT_XFER_INT:
 254                 case USB_ENDPOINT_XFER_ISOC:
 255                         switch (pcm) {
 256                         case 1:
 257                                 s = "1x ";
 258                                 break;
 259                         case 2:
 260                                 s = "2x ";
 261                                 break;
 262                         case 3:
 263                                 s = "3x ";
 264                                 break;
 265                         }
 266                 default:
 267                         s = "";
 268                 } s; }),
 269                 DWC3_TRB_SIZE_LENGTH(__entry->size), __entry->ctrl,
 270                 __entry->ctrl & DWC3_TRB_CTRL_HWO ? 'H' : 'h',
 271                 __entry->ctrl & DWC3_TRB_CTRL_LST ? 'L' : 'l',
 272                 __entry->ctrl & DWC3_TRB_CTRL_CHN ? 'C' : 'c',
 273                 __entry->ctrl & DWC3_TRB_CTRL_CSP ? 'S' : 's',
 274                 __entry->ctrl & DWC3_TRB_CTRL_ISP_IMI ? 'S' : 's',
 275                 __entry->ctrl & DWC3_TRB_CTRL_IOC ? 'C' : 'c',
 276                   dwc3_trb_type_string(DWC3_TRBCTL_TYPE(__entry->ctrl))
 277         )
 278 );
 279
 280 DEFINE_EVENT(dwc3_log_trb, dwc3_prepare_trb,
 281         TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
 282         TP_ARGS(dep, trb)
 283 );
 284
 285 DEFINE_EVENT(dwc3_log_trb, dwc3_complete_trb,
 286         TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
 287         TP_ARGS(dep, trb)
 288 );
 289
 290 DECLARE_EVENT_CLASS(dwc3_log_ep,
 291         TP_PROTO(struct dwc3_ep *dep),
 292         TP_ARGS(dep),
 293         TP_STRUCT__entry(
 294                 __dynamic_array(char, name, DWC3_MSG_MAX)
 295                 __field(unsigned, maxpacket)
 296                 __field(unsigned, maxpacket_limit)
 297                 __field(unsigned, max_streams)
 298                 __field(unsigned, maxburst)
 299                 __field(unsigned, flags)
 300                 __field(unsigned, direction)
 301                 __field(u8, trb_enqueue)
 302                 __field(u8, trb_dequeue)
 303         ),
 304         TP_fast_assign(
 305                 snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name);
 306                 __entry->maxpacket = dep->endpoint.maxpacket;
 307                 __entry->maxpacket_limit = dep->endpoint.maxpacket_limit;
 308                 __entry->max_streams = dep->endpoint.max_streams;
 309                 __entry->maxburst = dep->endpoint.maxburst;
 310                 __entry->flags = dep->flags;
 311                 __entry->direction = dep->direction;
 312                 __entry->trb_enqueue = dep->trb_enqueue;
 313                 __entry->trb_dequeue = dep->trb_dequeue;
 314         ),
 315         TP_printk("%s: mps %d/%d streams %d burst %d ring %d/%d flags %c:%c%c%c%c%c:%c:%c",
 316                 __get_str(name), __entry->maxpacket,
 317                 __entry->maxpacket_limit, __entry->max_streams,
 318                 __entry->maxburst, __entry->trb_enqueue,
 319                 __entry->trb_dequeue,
 320                 __entry->flags & DWC3_EP_ENABLED ? 'E' : 'e',
 321                 __entry->flags & DWC3_EP_STALL ? 'S' : 's',
 322                 __entry->flags & DWC3_EP_WEDGE ? 'W' : 'w',
 323                 __entry->flags & DWC3_EP_BUSY ? 'B' : 'b',
 324                 __entry->flags & DWC3_EP_PENDING_REQUEST ? 'P' : 'p',
 325                 __entry->flags & DWC3_EP_MISSED_ISOC ? 'M' : 'm',
 326                 __entry->flags & DWC3_EP_END_TRANSFER_PENDING ? 'E' : 'e',
 327                 __entry->direction ? '<' : '>'
 328         )
 329 );
 330
 331 DEFINE_EVENT(dwc3_log_ep, dwc3_gadget_ep_enable,
 332         TP_PROTO(struct dwc3_ep *dep),
 333         TP_ARGS(dep)
 334 );
 335
 336 DEFINE_EVENT(dwc3_log_ep, dwc3_gadget_ep_disable,
 337         TP_PROTO(struct dwc3_ep *dep),
 338         TP_ARGS(dep)
 339 );
 340
 341 #endif /* __DWC3_TRACE_H */
 342
 343 /* this part has to be here */
 344
 345 #undef TRACE_INCLUDE_PATH
 346 #define TRACE_INCLUDE_PATH .
 347
 348 #undef TRACE_INCLUDE_FILE
 349 #define TRACE_INCLUDE_FILE trace
 350
 351 #include <trace/define_trace.h>