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

source code of linux/drivers/usb/dwc3/trace.h