1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * musb_trace.h - MUSB Controller Trace Support
4 *
5 * Copyright (C) 2015 Texas Instruments Incorporated - http://www.ti.com
6 *
7 * Author: Bin Liu <b-liu@ti.com>
8 */
9
10#undef TRACE_SYSTEM
11#define TRACE_SYSTEM musb
12
13#if !defined(__MUSB_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
14#define __MUSB_TRACE_H
15
16#include <linux/types.h>
17#include <linux/tracepoint.h>
18#include <linux/usb.h>
19#include "musb_core.h"
20#ifdef CONFIG_USB_TI_CPPI41_DMA
21#include "cppi_dma.h"
22#endif
23
24#define MUSB_MSG_MAX   500
25
26TRACE_EVENT(musb_log,
27	TP_PROTO(struct musb *musb, struct va_format *vaf),
28	TP_ARGS(musb, vaf),
29	TP_STRUCT__entry(
30		__string(name, dev_name(musb->controller))
31		__dynamic_array(char, msg, MUSB_MSG_MAX)
32	),
33	TP_fast_assign(
34		__assign_str(name, dev_name(musb->controller));
35		vsnprintf(__get_str(msg), MUSB_MSG_MAX, vaf->fmt, *vaf->va);
36	),
37	TP_printk("%s: %s", __get_str(name), __get_str(msg))
38);
39
40DECLARE_EVENT_CLASS(musb_regb,
41	TP_PROTO(void *caller, const void  __iomem *addr,
42		 unsigned int offset, u8 data),
43	TP_ARGS(caller, addr, offset, data),
44	TP_STRUCT__entry(
45		__field(void *, caller)
46		__field(const void __iomem *, addr)
47		__field(unsigned int, offset)
48		__field(u8, data)
49	),
50	TP_fast_assign(
51		__entry->caller = caller;
52		__entry->addr = addr;
53		__entry->offset = offset;
54		__entry->data = data;
55	),
56	TP_printk("%pS: %p + %04x: %02x",
57		__entry->caller, __entry->addr, __entry->offset, __entry->data)
58);
59
60DEFINE_EVENT(musb_regb, musb_readb,
61	TP_PROTO(void *caller, const void __iomem *addr,
62		 unsigned int offset, u8 data),
63	TP_ARGS(caller, addr, offset, data)
64);
65
66DEFINE_EVENT(musb_regb, musb_writeb,
67	TP_PROTO(void *caller, const void __iomem *addr,
68		 unsigned int offset, u8 data),
69	TP_ARGS(caller, addr, offset, data)
70);
71
72DECLARE_EVENT_CLASS(musb_regw,
73	TP_PROTO(void *caller, const void __iomem *addr,
74		 unsigned int offset, u16 data),
75	TP_ARGS(caller, addr, offset, data),
76	TP_STRUCT__entry(
77		__field(void *, caller)
78		__field(const void __iomem *, addr)
79		__field(unsigned int, offset)
80		__field(u16, data)
81	),
82	TP_fast_assign(
83		__entry->caller = caller;
84		__entry->addr = addr;
85		__entry->offset = offset;
86		__entry->data = data;
87	),
88	TP_printk("%pS: %p + %04x: %04x",
89		__entry->caller, __entry->addr, __entry->offset, __entry->data)
90);
91
92DEFINE_EVENT(musb_regw, musb_readw,
93	TP_PROTO(void *caller, const void __iomem *addr,
94		 unsigned int offset, u16 data),
95	TP_ARGS(caller, addr, offset, data)
96);
97
98DEFINE_EVENT(musb_regw, musb_writew,
99	TP_PROTO(void *caller, const void __iomem *addr,
100		 unsigned int offset, u16 data),
101	TP_ARGS(caller, addr, offset, data)
102);
103
104DECLARE_EVENT_CLASS(musb_regl,
105	TP_PROTO(void *caller, const void __iomem *addr,
106		 unsigned int offset, u32 data),
107	TP_ARGS(caller, addr, offset, data),
108	TP_STRUCT__entry(
109		__field(void *, caller)
110		__field(const void __iomem *, addr)
111		__field(unsigned int, offset)
112		__field(u32, data)
113	),
114	TP_fast_assign(
115		__entry->caller = caller;
116		__entry->addr = addr;
117		__entry->offset = offset;
118		__entry->data = data;
119	),
120	TP_printk("%pS: %p + %04x: %08x",
121		__entry->caller, __entry->addr, __entry->offset, __entry->data)
122);
123
124DEFINE_EVENT(musb_regl, musb_readl,
125	TP_PROTO(void *caller, const void __iomem *addr,
126		 unsigned int offset, u32 data),
127	TP_ARGS(caller, addr, offset, data)
128);
129
130DEFINE_EVENT(musb_regl, musb_writel,
131	TP_PROTO(void *caller, const void __iomem *addr,
132		 unsigned int offset, u32 data),
133	TP_ARGS(caller, addr, offset, data)
134);
135
136TRACE_EVENT(musb_isr,
137	TP_PROTO(struct musb *musb),
138	TP_ARGS(musb),
139	TP_STRUCT__entry(
140		__string(name, dev_name(musb->controller))
141		__field(u8, int_usb)
142		__field(u16, int_tx)
143		__field(u16, int_rx)
144	),
145	TP_fast_assign(
146		__assign_str(name, dev_name(musb->controller));
147		__entry->int_usb = musb->int_usb;
148		__entry->int_tx = musb->int_tx;
149		__entry->int_rx = musb->int_rx;
150	),
151	TP_printk("%s: usb %02x, tx %04x, rx %04x",
152		__get_str(name), __entry->int_usb,
153		__entry->int_tx, __entry->int_rx
154	)
155);
156
157DECLARE_EVENT_CLASS(musb_urb,
158	TP_PROTO(struct musb *musb, struct urb *urb),
159	TP_ARGS(musb, urb),
160	TP_STRUCT__entry(
161		__string(name, dev_name(musb->controller))
162		__field(struct urb *, urb)
163		__field(unsigned int, pipe)
164		__field(int, status)
165		__field(unsigned int, flag)
166		__field(u32, buf_len)
167		__field(u32, actual_len)
168	),
169	TP_fast_assign(
170		__assign_str(name, dev_name(musb->controller));
171		__entry->urb = urb;
172		__entry->pipe = urb->pipe;
173		__entry->status = urb->status;
174		__entry->flag = urb->transfer_flags;
175		__entry->buf_len = urb->transfer_buffer_length;
176		__entry->actual_len = urb->actual_length;
177	),
178	TP_printk("%s: %p, dev%d ep%d%s, flag 0x%x, len %d/%d, status %d",
179			__get_str(name), __entry->urb,
180			usb_pipedevice(__entry->pipe),
181			usb_pipeendpoint(__entry->pipe),
182			usb_pipein(__entry->pipe) ? "in" : "out",
183			__entry->flag,
184			__entry->actual_len, __entry->buf_len,
185			__entry->status
186	)
187);
188
189DEFINE_EVENT(musb_urb, musb_urb_start,
190	TP_PROTO(struct musb *musb, struct urb *urb),
191	TP_ARGS(musb, urb)
192);
193
194DEFINE_EVENT(musb_urb, musb_urb_gb,
195	TP_PROTO(struct musb *musb, struct urb *urb),
196	TP_ARGS(musb, urb)
197);
198
199DEFINE_EVENT(musb_urb, musb_urb_rx,
200	TP_PROTO(struct musb *musb, struct urb *urb),
201	TP_ARGS(musb, urb)
202);
203
204DEFINE_EVENT(musb_urb, musb_urb_tx,
205	TP_PROTO(struct musb *musb, struct urb *urb),
206	TP_ARGS(musb, urb)
207);
208
209DEFINE_EVENT(musb_urb, musb_urb_enq,
210	TP_PROTO(struct musb *musb, struct urb *urb),
211	TP_ARGS(musb, urb)
212);
213
214DEFINE_EVENT(musb_urb, musb_urb_deq,
215	TP_PROTO(struct musb *musb, struct urb *urb),
216	TP_ARGS(musb, urb)
217);
218
219DECLARE_EVENT_CLASS(musb_req,
220	TP_PROTO(struct musb_request *req),
221	TP_ARGS(req),
222	TP_STRUCT__entry(
223		__field(struct usb_request *, req)
224		__field(u8, is_tx)
225		__field(u8, epnum)
226		__field(int, status)
227		__field(unsigned int, buf_len)
228		__field(unsigned int, actual_len)
229		__field(unsigned int, zero)
230		__field(unsigned int, short_not_ok)
231		__field(unsigned int, no_interrupt)
232	),
233	TP_fast_assign(
234		__entry->req = &req->request;
235		__entry->is_tx = req->tx;
236		__entry->epnum = req->epnum;
237		__entry->status = req->request.status;
238		__entry->buf_len = req->request.length;
239		__entry->actual_len = req->request.actual;
240		__entry->zero = req->request.zero;
241		__entry->short_not_ok = req->request.short_not_ok;
242		__entry->no_interrupt = req->request.no_interrupt;
243	),
244	TP_printk("%p, ep%d %s, %s%s%s, len %d/%d, status %d",
245			__entry->req, __entry->epnum,
246			__entry->is_tx ? "tx/IN" : "rx/OUT",
247			__entry->zero ? "Z" : "z",
248			__entry->short_not_ok ? "S" : "s",
249			__entry->no_interrupt ? "I" : "i",
250			__entry->actual_len, __entry->buf_len,
251			__entry->status
252	)
253);
254
255DEFINE_EVENT(musb_req, musb_req_gb,
256	TP_PROTO(struct musb_request *req),
257	TP_ARGS(req)
258);
259
260DEFINE_EVENT(musb_req, musb_req_tx,
261	TP_PROTO(struct musb_request *req),
262	TP_ARGS(req)
263);
264
265DEFINE_EVENT(musb_req, musb_req_rx,
266	TP_PROTO(struct musb_request *req),
267	TP_ARGS(req)
268);
269
270DEFINE_EVENT(musb_req, musb_req_alloc,
271	TP_PROTO(struct musb_request *req),
272	TP_ARGS(req)
273);
274
275DEFINE_EVENT(musb_req, musb_req_free,
276	TP_PROTO(struct musb_request *req),
277	TP_ARGS(req)
278);
279
280DEFINE_EVENT(musb_req, musb_req_start,
281	TP_PROTO(struct musb_request *req),
282	TP_ARGS(req)
283);
284
285DEFINE_EVENT(musb_req, musb_req_enq,
286	TP_PROTO(struct musb_request *req),
287	TP_ARGS(req)
288);
289
290DEFINE_EVENT(musb_req, musb_req_deq,
291	TP_PROTO(struct musb_request *req),
292	TP_ARGS(req)
293);
294
295#ifdef CONFIG_USB_TI_CPPI41_DMA
296DECLARE_EVENT_CLASS(musb_cppi41,
297	TP_PROTO(struct cppi41_dma_channel *ch),
298	TP_ARGS(ch),
299	TP_STRUCT__entry(
300		__field(struct cppi41_dma_channel *, ch)
301		__string(name, dev_name(ch->hw_ep->musb->controller))
302		__field(u8, hwep)
303		__field(u8, port)
304		__field(u8, is_tx)
305		__field(u32, len)
306		__field(u32, prog_len)
307		__field(u32, xferred)
308	),
309	TP_fast_assign(
310		__entry->ch = ch;
311		__assign_str(name, dev_name(ch->hw_ep->musb->controller));
312		__entry->hwep = ch->hw_ep->epnum;
313		__entry->port = ch->port_num;
314		__entry->is_tx = ch->is_tx;
315		__entry->len = ch->total_len;
316		__entry->prog_len = ch->prog_len;
317		__entry->xferred = ch->transferred;
318	),
319	TP_printk("%s: %p, hwep%d ch%d%s, prog_len %d, len %d/%d",
320			__get_str(name), __entry->ch, __entry->hwep,
321			__entry->port, __entry->is_tx ? "tx" : "rx",
322			__entry->prog_len, __entry->xferred, __entry->len
323	)
324);
325
326DEFINE_EVENT(musb_cppi41, musb_cppi41_done,
327	TP_PROTO(struct cppi41_dma_channel *ch),
328	TP_ARGS(ch)
329);
330
331DEFINE_EVENT(musb_cppi41, musb_cppi41_gb,
332	TP_PROTO(struct cppi41_dma_channel *ch),
333	TP_ARGS(ch)
334);
335
336DEFINE_EVENT(musb_cppi41, musb_cppi41_config,
337	TP_PROTO(struct cppi41_dma_channel *ch),
338	TP_ARGS(ch)
339);
340
341DEFINE_EVENT(musb_cppi41, musb_cppi41_cont,
342	TP_PROTO(struct cppi41_dma_channel *ch),
343	TP_ARGS(ch)
344);
345
346DEFINE_EVENT(musb_cppi41, musb_cppi41_alloc,
347	TP_PROTO(struct cppi41_dma_channel *ch),
348	TP_ARGS(ch)
349);
350
351DEFINE_EVENT(musb_cppi41, musb_cppi41_abort,
352	TP_PROTO(struct cppi41_dma_channel *ch),
353	TP_ARGS(ch)
354);
355
356DEFINE_EVENT(musb_cppi41, musb_cppi41_free,
357	TP_PROTO(struct cppi41_dma_channel *ch),
358	TP_ARGS(ch)
359);
360#endif /* CONFIG_USB_TI_CPPI41_DMA */
361
362#endif /* __MUSB_TRACE_H */
363
364/* this part has to be here */
365
366#undef TRACE_INCLUDE_PATH
367#define TRACE_INCLUDE_PATH .
368
369#undef TRACE_INCLUDE_FILE
370#define TRACE_INCLUDE_FILE musb_trace
371
372#include <trace/define_trace.h>
373