kernel/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_msg,
  31         TP_PROTO(struct va_format *vaf),
  32         TP_ARGS(vaf),
  33         TP_STRUCT__entry(__dynamic_array(char, msg, DWC3_MSG_MAX)),
  34         TP_fast_assign(
  35                 vsnprintf(__get_str(msg), DWC3_MSG_MAX, vaf->fmt, *vaf->va);
  36         ),
  37         TP_printk("%s", __get_str(msg))
  38 );
  39
  40 DEFINE_EVENT(dwc3_log_msg, dwc3_readl,
  41         TP_PROTO(struct va_format *vaf),
  42         TP_ARGS(vaf)
  43 );
  44
  45 DEFINE_EVENT(dwc3_log_msg, dwc3_writel,
  46         TP_PROTO(struct va_format *vaf),
  47         TP_ARGS(vaf)
  48 );
  49
  50 DEFINE_EVENT(dwc3_log_msg, dwc3_gadget,
  51         TP_PROTO(struct va_format *vaf),
  52         TP_ARGS(vaf)
  53 );
  54
  55 DEFINE_EVENT(dwc3_log_msg, dwc3_core,
  56         TP_PROTO(struct va_format *vaf),
  57         TP_ARGS(vaf)
  58 );
  59
  60 DEFINE_EVENT(dwc3_log_msg, dwc3_ep0,
  61         TP_PROTO(struct va_format *vaf),
  62         TP_ARGS(vaf)
  63 );
  64
  65 DECLARE_EVENT_CLASS(dwc3_log_event,
  66         TP_PROTO(u32 event),
  67         TP_ARGS(event),
  68         TP_STRUCT__entry(
  69                 __field(u32, event)
  70         ),
  71         TP_fast_assign(
  72                 __entry->event = event;
  73         ),
  74         TP_printk("event %08x", __entry->event)
  75 );
  76
  77 DEFINE_EVENT(dwc3_log_event, dwc3_event,
  78         TP_PROTO(u32 event),
  79         TP_ARGS(event)
  80 );
  81
  82 DECLARE_EVENT_CLASS(dwc3_log_ctrl,
  83         TP_PROTO(struct usb_ctrlrequest *ctrl),
  84         TP_ARGS(ctrl),
  85         TP_STRUCT__entry(
  86                 __field(__u8, bRequestType)
  87                 __field(__u8, bRequest)
  88                 __field(__le16, wValue)
  89                 __field(__le16, wIndex)
  90                 __field(__le16, wLength)
  91         ),
  92         TP_fast_assign(
  93                 __entry->bRequestType = ctrl->bRequestType;
  94                 __entry->bRequest = ctrl->bRequest;
  95                 __entry->wValue = ctrl->wValue;
  96                 __entry->wIndex = ctrl->wIndex;
  97                 __entry->wLength = ctrl->wLength;
  98         ),
  99         TP_printk("bRequestType %02x bRequest %02x wValue %04x wIndex %04x wLength %d",
 100                 __entry->bRequestType, __entry->bRequest,
 101                 le16_to_cpu(__entry->wValue), le16_to_cpu(__entry->wIndex),
 102                 le16_to_cpu(__entry->wLength)
 103         )
 104 );
 105
 106 DEFINE_EVENT(dwc3_log_ctrl, dwc3_ctrl_req,
 107         TP_PROTO(struct usb_ctrlrequest *ctrl),
 108         TP_ARGS(ctrl)
 109 );
 110
 111 DECLARE_EVENT_CLASS(dwc3_log_request,
 112         TP_PROTO(struct dwc3_request *req),
 113         TP_ARGS(req),
 114         TP_STRUCT__entry(
 115                 __dynamic_array(char, name, DWC3_MSG_MAX)
 116                 __field(struct dwc3_request *, req)
 117                 __field(unsigned, actual)
 118                 __field(unsigned, length)
 119                 __field(int, status)
 120         ),
 121         TP_fast_assign(
 122                 snprintf(__get_str(name), DWC3_MSG_MAX, "%s", 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         ),
 128         TP_printk("%s: req %p length %u/%u ==> %d",
 129                 __get_str(name), __entry->req, __entry->actual, __entry->length,
 130                 __entry->status
 131         )
 132 );
 133
 134 DEFINE_EVENT(dwc3_log_request, dwc3_alloc_request,
 135         TP_PROTO(struct dwc3_request *req),
 136         TP_ARGS(req)
 137 );
 138
 139 DEFINE_EVENT(dwc3_log_request, dwc3_free_request,
 140         TP_PROTO(struct dwc3_request *req),
 141         TP_ARGS(req)
 142 );
 143
 144 DEFINE_EVENT(dwc3_log_request, dwc3_ep_queue,
 145         TP_PROTO(struct dwc3_request *req),
 146         TP_ARGS(req)
 147 );
 148
 149 DEFINE_EVENT(dwc3_log_request, dwc3_ep_dequeue,
 150         TP_PROTO(struct dwc3_request *req),
 151         TP_ARGS(req)
 152 );
 153
 154 DEFINE_EVENT(dwc3_log_request, dwc3_gadget_giveback,
 155         TP_PROTO(struct dwc3_request *req),
 156         TP_ARGS(req)
 157 );
 158
 159 DECLARE_EVENT_CLASS(dwc3_log_generic_cmd,
 160         TP_PROTO(unsigned int cmd, u32 param),
 161         TP_ARGS(cmd, param),
 162         TP_STRUCT__entry(
 163                 __field(unsigned int, cmd)
 164                 __field(u32, param)
 165         ),
 166         TP_fast_assign(
 167                 __entry->cmd = cmd;
 168                 __entry->param = param;
 169         ),
 170         TP_printk("cmd '%s' [%d] param %08x",
 171                 dwc3_gadget_generic_cmd_string(__entry->cmd),
 172                 __entry->cmd, __entry->param
 173         )
 174 );
 175
 176 DEFINE_EVENT(dwc3_log_generic_cmd, dwc3_gadget_generic_cmd,
 177         TP_PROTO(unsigned int cmd, u32 param),
 178         TP_ARGS(cmd, param)
 179 );
 180
 181 DECLARE_EVENT_CLASS(dwc3_log_gadget_ep_cmd,
 182         TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
 183                 struct dwc3_gadget_ep_cmd_params *params),
 184         TP_ARGS(dep, cmd, params),
 185         TP_STRUCT__entry(
 186                 __dynamic_array(char, name, DWC3_MSG_MAX)
 187                 __field(unsigned int, cmd)
 188                 __field(u32, param0)
 189                 __field(u32, param1)
 190                 __field(u32, param2)
 191         ),
 192         TP_fast_assign(
 193                 snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name);
 194                 __entry->cmd = cmd;
 195                 __entry->param0 = params->param0;
 196                 __entry->param1 = params->param1;
 197                 __entry->param2 = params->param2;
 198         ),
 199         TP_printk("%s: cmd '%s' [%d] params %08x %08x %08x",
 200                 __get_str(name), dwc3_gadget_ep_cmd_string(__entry->cmd),
 201                 __entry->cmd, __entry->param0,
 202                 __entry->param1, __entry->param2
 203         )
 204 );
 205
 206 DEFINE_EVENT(dwc3_log_gadget_ep_cmd, dwc3_gadget_ep_cmd,
 207         TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
 208                 struct dwc3_gadget_ep_cmd_params *params),
 209         TP_ARGS(dep, cmd, params)
 210 );
 211
 212 DECLARE_EVENT_CLASS(dwc3_log_trb,
 213         TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
 214         TP_ARGS(dep, trb),
 215         TP_STRUCT__entry(
 216                 __dynamic_array(char, name, DWC3_MSG_MAX)
 217                 __field(struct dwc3_trb *, trb)
 218                 __field(u32, bpl)
 219                 __field(u32, bph)
 220                 __field(u32, size)
 221                 __field(u32, ctrl)
 222         ),
 223         TP_fast_assign(
 224                 snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name);
 225                 __entry->trb = trb;
 226                 __entry->bpl = trb->bpl;
 227                 __entry->bph = trb->bph;
 228                 __entry->size = trb->size;
 229                 __entry->ctrl = trb->ctrl;
 230         ),
 231         TP_printk("%s: trb %p bph %08x bpl %08x size %08x ctrl %08x",
 232                 __get_str(name), __entry->trb, __entry->bph, __entry->bpl,
 233                 __entry->size, __entry->ctrl
 234         )
 235 );
 236
 237 DEFINE_EVENT(dwc3_log_trb, dwc3_prepare_trb,
 238         TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
 239         TP_ARGS(dep, trb)
 240 );
 241
 242 DEFINE_EVENT(dwc3_log_trb, dwc3_complete_trb,
 243         TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
 244         TP_ARGS(dep, trb)
 245 );
 246
 247 #endif /* __DWC3_TRACE_H */
 248
 249 /* this part has to be here */
 250
 251 #undef TRACE_INCLUDE_PATH
 252 #define TRACE_INCLUDE_PATH .
 253
 254 #undef TRACE_INCLUDE_FILE
 255 #define TRACE_INCLUDE_FILE trace
 256
 257 #include <trace/define_trace.h>