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1// SPDX-License-Identifier: GPL-2.0
2/**
3 * mtu3_trace.h - trace support
4 *
5 * Copyright (C) 2019 MediaTek Inc.
6 *
7 * Author: Chunfeng Yun <chunfeng.yun@mediatek.com>
8 */
9
10#undef TRACE_SYSTEM
11#define TRACE_SYSTEM mtu3
12
13#if !defined(__MTU3_TRACE_H__) || defined(TRACE_HEADER_MULTI_READ)
14#define __MTU3_TRACE_H__
15
16#include <linux/types.h>
17#include <linux/tracepoint.h>
18
19#include "mtu3.h"
20
21#define MTU3_MSG_MAX 256
22
23TRACE_EVENT(mtu3_log,
24 TP_PROTO(struct device *dev, struct va_format *vaf),
25 TP_ARGS(dev, vaf),
26 TP_STRUCT__entry(
27 __string(name, dev_name(dev))
28 __dynamic_array(char, msg, MTU3_MSG_MAX)
29 ),
30 TP_fast_assign(
31 __assign_str(name, dev_name(dev));
32 vsnprintf(__get_str(msg), MTU3_MSG_MAX, vaf->fmt, *vaf->va);
33 ),
34 TP_printk("%s: %s", __get_str(name), __get_str(msg))
35);
36
37TRACE_EVENT(mtu3_u3_ltssm_isr,
38 TP_PROTO(u32 intr),
39 TP_ARGS(intr),
40 TP_STRUCT__entry(
41 __field(u32, intr)
42 ),
43 TP_fast_assign(
44 __entry->intr = intr;
45 ),
46 TP_printk("(%08x) %s %s %s %s %s %s", __entry->intr,
47 __entry->intr & HOT_RST_INTR ? "HOT_RST" : "",
48 __entry->intr & WARM_RST_INTR ? "WARM_RST" : "",
49 __entry->intr & ENTER_U3_INTR ? "ENT_U3" : "",
50 __entry->intr & EXIT_U3_INTR ? "EXIT_U3" : "",
51 __entry->intr & VBUS_RISE_INTR ? "VBUS_RISE" : "",
52 __entry->intr & VBUS_FALL_INTR ? "VBUS_FALL" : ""
53 )
54);
55
56TRACE_EVENT(mtu3_u2_common_isr,
57 TP_PROTO(u32 intr),
58 TP_ARGS(intr),
59 TP_STRUCT__entry(
60 __field(u32, intr)
61 ),
62 TP_fast_assign(
63 __entry->intr = intr;
64 ),
65 TP_printk("(%08x) %s %s %s", __entry->intr,
66 __entry->intr & SUSPEND_INTR ? "SUSPEND" : "",
67 __entry->intr & RESUME_INTR ? "RESUME" : "",
68 __entry->intr & RESET_INTR ? "RESET" : ""
69 )
70);
71
72TRACE_EVENT(mtu3_qmu_isr,
73 TP_PROTO(u32 done_intr, u32 exp_intr),
74 TP_ARGS(done_intr, exp_intr),
75 TP_STRUCT__entry(
76 __field(u32, done_intr)
77 __field(u32, exp_intr)
78 ),
79 TP_fast_assign(
80 __entry->done_intr = done_intr;
81 __entry->exp_intr = exp_intr;
82 ),
83 TP_printk("done (tx %04x, rx %04x), exp (%08x)",
84 __entry->done_intr & 0xffff,
85 __entry->done_intr >> 16,
86 __entry->exp_intr
87 )
88);
89
90DECLARE_EVENT_CLASS(mtu3_log_setup,
91 TP_PROTO(struct usb_ctrlrequest *setup),
92 TP_ARGS(setup),
93 TP_STRUCT__entry(
94 __field(__u8, bRequestType)
95 __field(__u8, bRequest)
96 __field(__u16, wValue)
97 __field(__u16, wIndex)
98 __field(__u16, wLength)
99 ),
100 TP_fast_assign(
101 __entry->bRequestType = setup->bRequestType;
102 __entry->bRequest = setup->bRequest;
103 __entry->wValue = le16_to_cpu(setup->wValue);
104 __entry->wIndex = le16_to_cpu(setup->wIndex);
105 __entry->wLength = le16_to_cpu(setup->wLength);
106 ),
107 TP_printk("setup - %02x %02x %04x %04x %04x",
108 __entry->bRequestType, __entry->bRequest,
109 __entry->wValue, __entry->wIndex, __entry->wLength
110 )
111);
112
113DEFINE_EVENT(mtu3_log_setup, mtu3_handle_setup,
114 TP_PROTO(struct usb_ctrlrequest *setup),
115 TP_ARGS(setup)
116);
117
118DECLARE_EVENT_CLASS(mtu3_log_request,
119 TP_PROTO(struct mtu3_request *mreq),
120 TP_ARGS(mreq),
121 TP_STRUCT__entry(
122 __string(name, mreq->mep->name)
123 __field(struct mtu3_request *, mreq)
124 __field(struct qmu_gpd *, gpd)
125 __field(unsigned int, actual)
126 __field(unsigned int, length)
127 __field(int, status)
128 __field(int, zero)
129 __field(int, no_interrupt)
130 ),
131 TP_fast_assign(
132 __assign_str(name, mreq->mep->name);
133 __entry->mreq = mreq;
134 __entry->gpd = mreq->gpd;
135 __entry->actual = mreq->request.actual;
136 __entry->length = mreq->request.length;
137 __entry->status = mreq->request.status;
138 __entry->zero = mreq->request.zero;
139 __entry->no_interrupt = mreq->request.no_interrupt;
140 ),
141 TP_printk("%s: req %p gpd %p len %u/%u %s%s --> %d",
142 __get_str(name), __entry->mreq, __entry->gpd,
143 __entry->actual, __entry->length,
144 __entry->zero ? "Z" : "z",
145 __entry->no_interrupt ? "i" : "I",
146 __entry->status
147 )
148);
149
150DEFINE_EVENT(mtu3_log_request, mtu3_alloc_request,
151 TP_PROTO(struct mtu3_request *req),
152 TP_ARGS(req)
153);
154
155DEFINE_EVENT(mtu3_log_request, mtu3_free_request,
156 TP_PROTO(struct mtu3_request *req),
157 TP_ARGS(req)
158);
159
160DEFINE_EVENT(mtu3_log_request, mtu3_gadget_queue,
161 TP_PROTO(struct mtu3_request *req),
162 TP_ARGS(req)
163);
164
165DEFINE_EVENT(mtu3_log_request, mtu3_gadget_dequeue,
166 TP_PROTO(struct mtu3_request *req),
167 TP_ARGS(req)
168);
169
170DEFINE_EVENT(mtu3_log_request, mtu3_req_complete,
171 TP_PROTO(struct mtu3_request *req),
172 TP_ARGS(req)
173);
174
175DECLARE_EVENT_CLASS(mtu3_log_gpd,
176 TP_PROTO(struct mtu3_ep *mep, struct qmu_gpd *gpd),
177 TP_ARGS(mep, gpd),
178 TP_STRUCT__entry(
179 __string(name, mep->name)
180 __field(struct qmu_gpd *, gpd)
181 __field(u32, dw0)
182 __field(u32, dw1)
183 __field(u32, dw2)
184 __field(u32, dw3)
185 ),
186 TP_fast_assign(
187 __assign_str(name, mep->name);
188 __entry->gpd = gpd;
189 __entry->dw0 = le32_to_cpu(gpd->dw0_info);
190 __entry->dw1 = le32_to_cpu(gpd->next_gpd);
191 __entry->dw2 = le32_to_cpu(gpd->buffer);
192 __entry->dw3 = le32_to_cpu(gpd->dw3_info);
193 ),
194 TP_printk("%s: gpd %p - %08x %08x %08x %08x",
195 __get_str(name), __entry->gpd,
196 __entry->dw0, __entry->dw1,
197 __entry->dw2, __entry->dw3
198 )
199);
200
201DEFINE_EVENT(mtu3_log_gpd, mtu3_prepare_gpd,
202 TP_PROTO(struct mtu3_ep *mep, struct qmu_gpd *gpd),
203 TP_ARGS(mep, gpd)
204);
205
206DEFINE_EVENT(mtu3_log_gpd, mtu3_complete_gpd,
207 TP_PROTO(struct mtu3_ep *mep, struct qmu_gpd *gpd),
208 TP_ARGS(mep, gpd)
209);
210
211DEFINE_EVENT(mtu3_log_gpd, mtu3_zlp_exp_gpd,
212 TP_PROTO(struct mtu3_ep *mep, struct qmu_gpd *gpd),
213 TP_ARGS(mep, gpd)
214);
215
216DECLARE_EVENT_CLASS(mtu3_log_ep,
217 TP_PROTO(struct mtu3_ep *mep),
218 TP_ARGS(mep),
219 TP_STRUCT__entry(
220 __string(name, mep->name)
221 __field(unsigned int, type)
222 __field(unsigned int, slot)
223 __field(unsigned int, maxp)
224 __field(unsigned int, mult)
225 __field(unsigned int, maxburst)
226 __field(unsigned int, flags)
227 __field(unsigned int, direction)
228 __field(struct mtu3_gpd_ring *, gpd_ring)
229 ),
230 TP_fast_assign(
231 __assign_str(name, mep->name);
232 __entry->type = mep->type;
233 __entry->slot = mep->slot;
234 __entry->maxp = mep->ep.maxpacket;
235 __entry->mult = mep->ep.mult;
236 __entry->maxburst = mep->ep.maxburst;
237 __entry->flags = mep->flags;
238 __entry->direction = mep->is_in;
239 __entry->gpd_ring = &mep->gpd_ring;
240 ),
241 TP_printk("%s: type %d maxp %d slot %d mult %d burst %d ring %p/%pad flags %c:%c%c%c:%c",
242 __get_str(name), __entry->type,
243 __entry->maxp, __entry->slot,
244 __entry->mult, __entry->maxburst,
245 __entry->gpd_ring, &__entry->gpd_ring->dma,
246 __entry->flags & MTU3_EP_ENABLED ? 'E' : 'e',
247 __entry->flags & MTU3_EP_STALL ? 'S' : 's',
248 __entry->flags & MTU3_EP_WEDGE ? 'W' : 'w',
249 __entry->flags & MTU3_EP_BUSY ? 'B' : 'b',
250 __entry->direction ? '<' : '>'
251 )
252);
253
254DEFINE_EVENT(mtu3_log_ep, mtu3_gadget_ep_enable,
255 TP_PROTO(struct mtu3_ep *mep),
256 TP_ARGS(mep)
257);
258
259DEFINE_EVENT(mtu3_log_ep, mtu3_gadget_ep_disable,
260 TP_PROTO(struct mtu3_ep *mep),
261 TP_ARGS(mep)
262);
263
264DEFINE_EVENT(mtu3_log_ep, mtu3_gadget_ep_set_halt,
265 TP_PROTO(struct mtu3_ep *mep),
266 TP_ARGS(mep)
267);
268
269#endif /* __MTU3_TRACE_H__ */
270
271/* this part has to be here */
272
273#undef TRACE_INCLUDE_PATH
274#define TRACE_INCLUDE_PATH .
275
276#undef TRACE_INCLUDE_FILE
277#define TRACE_INCLUDE_FILE mtu3_trace
278
279#include <trace/define_trace.h>