xref: /openbmc/linux/drivers/usb/dwc3/trace.h (revision 6774def6)
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_ep0,
51 	TP_PROTO(struct va_format *vaf),
52 	TP_ARGS(vaf)
53 );
54 
55 DECLARE_EVENT_CLASS(dwc3_log_event,
56 	TP_PROTO(u32 event),
57 	TP_ARGS(event),
58 	TP_STRUCT__entry(
59 		__field(u32, event)
60 	),
61 	TP_fast_assign(
62 		__entry->event = event;
63 	),
64 	TP_printk("event %08x\n", __entry->event)
65 );
66 
67 DEFINE_EVENT(dwc3_log_event, dwc3_event,
68 	TP_PROTO(u32 event),
69 	TP_ARGS(event)
70 );
71 
72 DECLARE_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(__le16, wValue)
79 		__field(__le16, wIndex)
80 		__field(__le16, wLength)
81 	),
82 	TP_fast_assign(
83 		__entry->bRequestType = ctrl->bRequestType;
84 		__entry->bRequest = ctrl->bRequest;
85 		__entry->wValue = ctrl->wValue;
86 		__entry->wIndex = ctrl->wIndex;
87 		__entry->wLength = ctrl->wLength;
88 	),
89 	TP_printk("bRequestType %02x bRequest %02x wValue %04x wIndex %04x wLength %d",
90 		__entry->bRequestType, __entry->bRequest,
91 		le16_to_cpu(__entry->wValue), le16_to_cpu(__entry->wIndex),
92 		le16_to_cpu(__entry->wLength)
93 	)
94 );
95 
96 DEFINE_EVENT(dwc3_log_ctrl, dwc3_ctrl_req,
97 	TP_PROTO(struct usb_ctrlrequest *ctrl),
98 	TP_ARGS(ctrl)
99 );
100 
101 DECLARE_EVENT_CLASS(dwc3_log_request,
102 	TP_PROTO(struct dwc3_request *req),
103 	TP_ARGS(req),
104 	TP_STRUCT__entry(
105 		__dynamic_array(char, name, DWC3_MSG_MAX)
106 		__field(struct dwc3_request *, req)
107 		__field(unsigned, actual)
108 		__field(unsigned, length)
109 		__field(int, status)
110 	),
111 	TP_fast_assign(
112 		snprintf(__get_str(name), DWC3_MSG_MAX, "%s", req->dep->name);
113 		__entry->req = req;
114 		__entry->actual = req->request.actual;
115 		__entry->length = req->request.length;
116 		__entry->status = req->request.status;
117 	),
118 	TP_printk("%s: req %p length %u/%u ==> %d",
119 		__get_str(name), __entry->req, __entry->actual, __entry->length,
120 		__entry->status
121 	)
122 );
123 
124 DEFINE_EVENT(dwc3_log_request, dwc3_alloc_request,
125 	TP_PROTO(struct dwc3_request *req),
126 	TP_ARGS(req)
127 );
128 
129 DEFINE_EVENT(dwc3_log_request, dwc3_free_request,
130 	TP_PROTO(struct dwc3_request *req),
131 	TP_ARGS(req)
132 );
133 
134 DEFINE_EVENT(dwc3_log_request, dwc3_ep_queue,
135 	TP_PROTO(struct dwc3_request *req),
136 	TP_ARGS(req)
137 );
138 
139 DEFINE_EVENT(dwc3_log_request, dwc3_ep_dequeue,
140 	TP_PROTO(struct dwc3_request *req),
141 	TP_ARGS(req)
142 );
143 
144 DEFINE_EVENT(dwc3_log_request, dwc3_gadget_giveback,
145 	TP_PROTO(struct dwc3_request *req),
146 	TP_ARGS(req)
147 );
148 
149 DECLARE_EVENT_CLASS(dwc3_log_generic_cmd,
150 	TP_PROTO(unsigned int cmd, u32 param),
151 	TP_ARGS(cmd, param),
152 	TP_STRUCT__entry(
153 		__field(unsigned int, cmd)
154 		__field(u32, param)
155 	),
156 	TP_fast_assign(
157 		__entry->cmd = cmd;
158 		__entry->param = param;
159 	),
160 	TP_printk("cmd '%s' [%d] param %08x\n",
161 		dwc3_gadget_generic_cmd_string(__entry->cmd),
162 		__entry->cmd, __entry->param
163 	)
164 );
165 
166 DEFINE_EVENT(dwc3_log_generic_cmd, dwc3_gadget_generic_cmd,
167 	TP_PROTO(unsigned int cmd, u32 param),
168 	TP_ARGS(cmd, param)
169 );
170 
171 DECLARE_EVENT_CLASS(dwc3_log_gadget_ep_cmd,
172 	TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
173 		struct dwc3_gadget_ep_cmd_params *params),
174 	TP_ARGS(dep, cmd, params),
175 	TP_STRUCT__entry(
176 		__dynamic_array(char, name, DWC3_MSG_MAX)
177 		__field(unsigned int, cmd)
178 		__field(struct dwc3_gadget_ep_cmd_params *, params)
179 	),
180 	TP_fast_assign(
181 		snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name);
182 		__entry->cmd = cmd;
183 		__entry->params = params;
184 	),
185 	TP_printk("%s: cmd '%s' [%d] params %08x %08x %08x\n",
186 		__get_str(name), dwc3_gadget_ep_cmd_string(__entry->cmd),
187 		__entry->cmd, __entry->params->param0,
188 		__entry->params->param1, __entry->params->param2
189 	)
190 );
191 
192 DEFINE_EVENT(dwc3_log_gadget_ep_cmd, dwc3_gadget_ep_cmd,
193 	TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
194 		struct dwc3_gadget_ep_cmd_params *params),
195 	TP_ARGS(dep, cmd, params)
196 );
197 
198 DECLARE_EVENT_CLASS(dwc3_log_trb,
199 	TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
200 	TP_ARGS(dep, trb),
201 	TP_STRUCT__entry(
202 		__dynamic_array(char, name, DWC3_MSG_MAX)
203 		__field(struct dwc3_trb *, trb)
204 		__field(u32, bpl)
205 		__field(u32, bph)
206 		__field(u32, size)
207 		__field(u32, ctrl)
208 	),
209 	TP_fast_assign(
210 		snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name);
211 		__entry->trb = trb;
212 		__entry->bpl = trb->bpl;
213 		__entry->bph = trb->bph;
214 		__entry->size = trb->size;
215 		__entry->ctrl = trb->ctrl;
216 	),
217 	TP_printk("%s: trb %p bph %08x bpl %08x size %08x ctrl %08x\n",
218 		__get_str(name), __entry->trb, __entry->bph, __entry->bpl,
219 		__entry->size, __entry->ctrl
220 	)
221 );
222 
223 DEFINE_EVENT(dwc3_log_trb, dwc3_prepare_trb,
224 	TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
225 	TP_ARGS(dep, trb)
226 );
227 
228 DEFINE_EVENT(dwc3_log_trb, dwc3_complete_trb,
229 	TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
230 	TP_ARGS(dep, trb)
231 );
232 
233 #endif /* __DWC3_TRACE_H */
234 
235 /* this part has to be here */
236 
237 #undef TRACE_INCLUDE_PATH
238 #define TRACE_INCLUDE_PATH .
239 
240 #undef TRACE_INCLUDE_FILE
241 #define TRACE_INCLUDE_FILE trace
242 
243 #include <trace/define_trace.h>
244