drivers/usb/dwc3/trace.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * trace.h - DesignWare USB3 DRD Controller Trace Support
   4  *
   5  * Copyright (C) 2014 Texas Instruments Incorporated - https://www.ti.com
   6  *
   7  * Author: Felipe Balbi <balbi@ti.com>
   8  */
   9
  10 #undef TRACE_SYSTEM
  11 #define TRACE_SYSTEM dwc3
  12
  13 #if !defined(__DWC3_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
  14 #define __DWC3_TRACE_H
  15
  16 #include <linux/types.h>
  17 #include <linux/tracepoint.h>
  18 #include <asm/byteorder.h>
  19 #include "core.h"
  20 #include "debug.h"
  21
  22 DECLARE_EVENT_CLASS(dwc3_log_io,
  23         TP_PROTO(void *base, u32 offset, u32 value),
  24         TP_ARGS(base, offset, value),
  25         TP_STRUCT__entry(
  26                 __field(void *, base)
  27                 __field(u32, offset)
  28                 __field(u32, value)
  29         ),
  30         TP_fast_assign(
  31                 __entry->base = base;
  32                 __entry->offset = offset;
  33                 __entry->value = value;
  34         ),
  35         TP_printk("addr %p offset %04x value %08x",
  36                 __entry->base + __entry->offset,
  37                 __entry->offset,
  38                 __entry->value)
  39 );
  40
  41 DEFINE_EVENT(dwc3_log_io, dwc3_readl,
  42         TP_PROTO(void __iomem *base, u32 offset, u32 value),
  43         TP_ARGS(base, offset, value)
  44 );
  45
  46 DEFINE_EVENT(dwc3_log_io, dwc3_writel,
  47         TP_PROTO(void __iomem *base, u32 offset, u32 value),
  48         TP_ARGS(base, offset, value)
  49 );
  50
  51 DECLARE_EVENT_CLASS(dwc3_log_event,
  52         TP_PROTO(u32 event, struct dwc3 *dwc),
  53         TP_ARGS(event, dwc),
  54         TP_STRUCT__entry(
  55                 __field(u32, event)
  56                 __field(u32, ep0state)
  57                 __dynamic_array(char, str, DWC3_MSG_MAX)
  58         ),
  59         TP_fast_assign(
  60                 __entry->event = event;
  61                 __entry->ep0state = dwc->ep0state;
  62         ),
  63         TP_printk("event (%08x): %s", __entry->event,
  64                         dwc3_decode_event(__get_str(str), DWC3_MSG_MAX,
  65                                         __entry->event, __entry->ep0state))
  66 );
  67
  68 DEFINE_EVENT(dwc3_log_event, dwc3_event,
  69         TP_PROTO(u32 event, struct dwc3 *dwc),
  70         TP_ARGS(event, dwc)
  71 );
  72
  73 DECLARE_EVENT_CLASS(dwc3_log_ctrl,
  74         TP_PROTO(struct usb_ctrlrequest *ctrl),
  75         TP_ARGS(ctrl),
  76         TP_STRUCT__entry(
  77                 __field(__u8, bRequestType)
  78                 __field(__u8, bRequest)
  79                 __field(__u16, wValue)
  80                 __field(__u16, wIndex)
  81                 __field(__u16, wLength)
  82                 __dynamic_array(char, str, DWC3_MSG_MAX)
  83         ),
  84         TP_fast_assign(
  85                 __entry->bRequestType = ctrl->bRequestType;
  86                 __entry->bRequest = ctrl->bRequest;
  87                 __entry->wValue = le16_to_cpu(ctrl->wValue);
  88                 __entry->wIndex = le16_to_cpu(ctrl->wIndex);
  89                 __entry->wLength = le16_to_cpu(ctrl->wLength);
  90         ),
  91         TP_printk("%s", usb_decode_ctrl(__get_str(str), DWC3_MSG_MAX,
  92                                         __entry->bRequestType,
  93                                         __entry->bRequest, __entry->wValue,
  94                                         __entry->wIndex, __entry->wLength)
  95         )
  96 );
  97
  98 DEFINE_EVENT(dwc3_log_ctrl, dwc3_ctrl_req,
  99         TP_PROTO(struct usb_ctrlrequest *ctrl),
 100         TP_ARGS(ctrl)
 101 );
 102
 103 DECLARE_EVENT_CLASS(dwc3_log_request,
 104         TP_PROTO(struct dwc3_request *req),
 105         TP_ARGS(req),
 106         TP_STRUCT__entry(
 107                 __string(name, req->dep->name)
 108                 __field(struct dwc3_request *, req)
 109                 __field(unsigned int, actual)
 110                 __field(unsigned int, length)
 111                 __field(int, status)
 112                 __field(int, zero)
 113                 __field(int, short_not_ok)
 114                 __field(int, no_interrupt)
 115         ),
 116         TP_fast_assign(
 117                 __assign_str(name, req->dep->name);
 118                 __entry->req = req;
 119                 __entry->actual = req->request.actual;
 120                 __entry->length = req->request.length;
 121                 __entry->status = req->request.status;
 122                 __entry->zero = req->request.zero;
 123                 __entry->short_not_ok = req->request.short_not_ok;
 124                 __entry->no_interrupt = req->request.no_interrupt;
 125         ),
 126         TP_printk("%s: req %p length %u/%u %s%s%s ==> %d",
 127                 __get_str(name), __entry->req, __entry->actual, __entry->length,
 128                 __entry->zero ? "Z" : "z",
 129                 __entry->short_not_ok ? "S" : "s",
 130                 __entry->no_interrupt ? "i" : "I",
 131                 __entry->status
 132         )
 133 );
 134
 135 DEFINE_EVENT(dwc3_log_request, dwc3_alloc_request,
 136         TP_PROTO(struct dwc3_request *req),
 137         TP_ARGS(req)
 138 );
 139
 140 DEFINE_EVENT(dwc3_log_request, dwc3_free_request,
 141         TP_PROTO(struct dwc3_request *req),
 142         TP_ARGS(req)
 143 );
 144
 145 DEFINE_EVENT(dwc3_log_request, dwc3_ep_queue,
 146         TP_PROTO(struct dwc3_request *req),
 147         TP_ARGS(req)
 148 );
 149
 150 DEFINE_EVENT(dwc3_log_request, dwc3_ep_dequeue,
 151         TP_PROTO(struct dwc3_request *req),
 152         TP_ARGS(req)
 153 );
 154
 155 DEFINE_EVENT(dwc3_log_request, dwc3_gadget_giveback,
 156         TP_PROTO(struct dwc3_request *req),
 157         TP_ARGS(req)
 158 );
 159
 160 DECLARE_EVENT_CLASS(dwc3_log_generic_cmd,
 161         TP_PROTO(unsigned int cmd, u32 param, int status),
 162         TP_ARGS(cmd, param, status),
 163         TP_STRUCT__entry(
 164                 __field(unsigned int, cmd)
 165                 __field(u32, param)
 166                 __field(int, status)
 167         ),
 168         TP_fast_assign(
 169                 __entry->cmd = cmd;
 170                 __entry->param = param;
 171                 __entry->status = status;
 172         ),
 173         TP_printk("cmd '%s' [%x] param %08x --> status: %s",
 174                 dwc3_gadget_generic_cmd_string(__entry->cmd),
 175                 __entry->cmd, __entry->param,
 176                 dwc3_gadget_generic_cmd_status_string(__entry->status)
 177         )
 178 );
 179
 180 DEFINE_EVENT(dwc3_log_generic_cmd, dwc3_gadget_generic_cmd,
 181         TP_PROTO(unsigned int cmd, u32 param, int status),
 182         TP_ARGS(cmd, param, status)
 183 );
 184
 185 DECLARE_EVENT_CLASS(dwc3_log_gadget_ep_cmd,
 186         TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
 187                 struct dwc3_gadget_ep_cmd_params *params, int cmd_status),
 188         TP_ARGS(dep, cmd, params, cmd_status),
 189         TP_STRUCT__entry(
 190                 __string(name, dep->name)
 191                 __field(unsigned int, cmd)
 192                 __field(u32, param0)
 193                 __field(u32, param1)
 194                 __field(u32, param2)
 195                 __field(int, cmd_status)
 196         ),
 197         TP_fast_assign(
 198                 __assign_str(name, dep->name);
 199                 __entry->cmd = cmd;
 200                 __entry->param0 = params->param0;
 201                 __entry->param1 = params->param1;
 202                 __entry->param2 = params->param2;
 203                 __entry->cmd_status = cmd_status;
 204         ),
 205         TP_printk("%s: cmd '%s' [%x] params %08x %08x %08x --> status: %s",
 206                 __get_str(name), dwc3_gadget_ep_cmd_string(__entry->cmd),
 207                 __entry->cmd, __entry->param0,
 208                 __entry->param1, __entry->param2,
 209                 dwc3_ep_cmd_status_string(__entry->cmd_status)
 210         )
 211 );
 212
 213 DEFINE_EVENT(dwc3_log_gadget_ep_cmd, dwc3_gadget_ep_cmd,
 214         TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
 215                 struct dwc3_gadget_ep_cmd_params *params, int cmd_status),
 216         TP_ARGS(dep, cmd, params, cmd_status)
 217 );
 218
 219 DECLARE_EVENT_CLASS(dwc3_log_trb,
 220         TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
 221         TP_ARGS(dep, trb),
 222         TP_STRUCT__entry(
 223                 __string(name, dep->name)
 224                 __field(struct dwc3_trb *, trb)
 225                 __field(u32, bpl)
 226                 __field(u32, bph)
 227                 __field(u32, size)
 228                 __field(u32, ctrl)
 229                 __field(u32, type)
 230                 __field(u32, enqueue)
 231                 __field(u32, dequeue)
 232         ),
 233         TP_fast_assign(
 234                 __assign_str(name, dep->name);
 235                 __entry->trb = trb;
 236                 __entry->bpl = trb->bpl;
 237                 __entry->bph = trb->bph;
 238                 __entry->size = trb->size;
 239                 __entry->ctrl = trb->ctrl;
 240                 __entry->type = usb_endpoint_type(dep->endpoint.desc);
 241                 __entry->enqueue = dep->trb_enqueue;
 242                 __entry->dequeue = dep->trb_dequeue;
 243         ),
 244         TP_printk("%s: trb %p (E%d:D%d) buf %08x%08x size %s%d ctrl %08x sofn %08x (%c%c%c%c:%c%c:%s)",
 245                 __get_str(name), __entry->trb, __entry->enqueue,
 246                 __entry->dequeue, __entry->bph, __entry->bpl,
 247                 ({char *s;
 248                 int pcm = ((__entry->size >> 24) & 3) + 1;
 249
 250                 switch (__entry->type) {
 251                 case USB_ENDPOINT_XFER_INT:
 252                 case USB_ENDPOINT_XFER_ISOC:
 253                         switch (pcm) {
 254                         case 1:
 255                                 s = "1x ";
 256                                 break;
 257                         case 2:
 258                                 s = "2x ";
 259                                 break;
 260                         case 3:
 261                         default:
 262                                 s = "3x ";
 263                                 break;
 264                         }
 265                         break;
 266                 default:
 267                         s = "";
 268                 } s; }),
 269                 DWC3_TRB_SIZE_LENGTH(__entry->size), __entry->ctrl,
 270                 DWC3_TRB_CTRL_GET_SID_SOFN(__entry->ctrl),
 271                 __entry->ctrl & DWC3_TRB_CTRL_HWO ? 'H' : 'h',
 272                 __entry->ctrl & DWC3_TRB_CTRL_LST ? 'L' : 'l',
 273                 __entry->ctrl & DWC3_TRB_CTRL_CHN ? 'C' : 'c',
 274                 __entry->ctrl & DWC3_TRB_CTRL_CSP ? 'S' : 's',
 275                 __entry->ctrl & DWC3_TRB_CTRL_ISP_IMI ? 'S' : 's',
 276                 __entry->ctrl & DWC3_TRB_CTRL_IOC ? 'C' : 'c',
 277                   dwc3_trb_type_string(DWC3_TRBCTL_TYPE(__entry->ctrl))
 278         )
 279 );
 280
 281 DEFINE_EVENT(dwc3_log_trb, dwc3_prepare_trb,
 282         TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
 283         TP_ARGS(dep, trb)
 284 );
 285
 286 DEFINE_EVENT(dwc3_log_trb, dwc3_complete_trb,
 287         TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
 288         TP_ARGS(dep, trb)
 289 );
 290
 291 DECLARE_EVENT_CLASS(dwc3_log_ep,
 292         TP_PROTO(struct dwc3_ep *dep),
 293         TP_ARGS(dep),
 294         TP_STRUCT__entry(
 295                 __string(name, dep->name)
 296                 __field(unsigned int, maxpacket)
 297                 __field(unsigned int, maxpacket_limit)
 298                 __field(unsigned int, max_streams)
 299                 __field(unsigned int, maxburst)
 300                 __field(unsigned int, flags)
 301                 __field(unsigned int, direction)
 302                 __field(u8, trb_enqueue)
 303                 __field(u8, trb_dequeue)
 304         ),
 305         TP_fast_assign(
 306                 __assign_str(name, dep->name);
 307                 __entry->maxpacket = dep->endpoint.maxpacket;
 308                 __entry->maxpacket_limit = dep->endpoint.maxpacket_limit;
 309                 __entry->max_streams = dep->endpoint.max_streams;
 310                 __entry->maxburst = dep->endpoint.maxburst;
 311                 __entry->flags = dep->flags;
 312                 __entry->direction = dep->direction;
 313                 __entry->trb_enqueue = dep->trb_enqueue;
 314                 __entry->trb_dequeue = dep->trb_dequeue;
 315         ),
 316         TP_printk("%s: mps %d/%d streams %d burst %d ring %d/%d flags %c:%c%c%c%c:%c",
 317                 __get_str(name), __entry->maxpacket,
 318                 __entry->maxpacket_limit, __entry->max_streams,
 319                 __entry->maxburst, __entry->trb_enqueue,
 320                 __entry->trb_dequeue,
 321                 __entry->flags & DWC3_EP_ENABLED ? 'E' : 'e',
 322                 __entry->flags & DWC3_EP_STALL ? 'S' : 's',
 323                 __entry->flags & DWC3_EP_WEDGE ? 'W' : 'w',
 324                 __entry->flags & DWC3_EP_TRANSFER_STARTED ? 'B' : 'b',
 325                 __entry->flags & DWC3_EP_PENDING_REQUEST ? 'P' : 'p',
 326                 __entry->direction ? '<' : '>'
 327         )
 328 );
 329
 330 DEFINE_EVENT(dwc3_log_ep, dwc3_gadget_ep_enable,
 331         TP_PROTO(struct dwc3_ep *dep),
 332         TP_ARGS(dep)
 333 );
 334
 335 DEFINE_EVENT(dwc3_log_ep, dwc3_gadget_ep_disable,
 336         TP_PROTO(struct dwc3_ep *dep),
 337         TP_ARGS(dep)
 338 );
 339
 340 #endif /* __DWC3_TRACE_H */
 341
 342 /* this part has to be here */
 343
 344 #undef TRACE_INCLUDE_PATH
 345 #define TRACE_INCLUDE_PATH .
 346
 347 #undef TRACE_INCLUDE_FILE
 348 #define TRACE_INCLUDE_FILE trace
 349
 350 #include <trace/define_trace.h>