tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
4 */
5
6#undef TRACE_SYSTEM
7#define TRACE_SYSTEM ufs
8
9#if !defined(_TRACE_UFS_H) || defined(TRACE_HEADER_MULTI_READ)
10#define _TRACE_UFS_H
11
12#include <linux/tracepoint.h>
13
14#define str_opcode(opcode) \
15 __print_symbolic(opcode, \
16 { WRITE_16, "WRITE_16" }, \
17 { WRITE_10, "WRITE_10" }, \
18 { READ_16, "READ_16" }, \
19 { READ_10, "READ_10" }, \
20 { SYNCHRONIZE_CACHE, "SYNC" }, \
21 { UNMAP, "UNMAP" })
22
23#define UFS_LINK_STATES \
24 EM(UIC_LINK_OFF_STATE, "UIC_LINK_OFF_STATE") \
25 EM(UIC_LINK_ACTIVE_STATE, "UIC_LINK_ACTIVE_STATE") \
26 EMe(UIC_LINK_HIBERN8_STATE, "UIC_LINK_HIBERN8_STATE")
27
28#define UFS_PWR_MODES \
29 EM(UFS_ACTIVE_PWR_MODE, "UFS_ACTIVE_PWR_MODE") \
30 EM(UFS_SLEEP_PWR_MODE, "UFS_SLEEP_PWR_MODE") \
31 EM(UFS_POWERDOWN_PWR_MODE, "UFS_POWERDOWN_PWR_MODE") \
32 EMe(UFS_DEEPSLEEP_PWR_MODE, "UFS_DEEPSLEEP_PWR_MODE")
33
34#define UFSCHD_CLK_GATING_STATES \
35 EM(CLKS_OFF, "CLKS_OFF") \
36 EM(CLKS_ON, "CLKS_ON") \
37 EM(REQ_CLKS_OFF, "REQ_CLKS_OFF") \
38 EMe(REQ_CLKS_ON, "REQ_CLKS_ON")
39
40#define UFS_CMD_TRACE_STRINGS \
41 EM(UFS_CMD_SEND, "send_req") \
42 EM(UFS_CMD_COMP, "complete_rsp") \
43 EM(UFS_DEV_COMP, "dev_complete") \
44 EM(UFS_QUERY_SEND, "query_send") \
45 EM(UFS_QUERY_COMP, "query_complete") \
46 EM(UFS_QUERY_ERR, "query_complete_err") \
47 EM(UFS_TM_SEND, "tm_send") \
48 EM(UFS_TM_COMP, "tm_complete") \
49 EMe(UFS_TM_ERR, "tm_complete_err")
50
51#define UFS_CMD_TRACE_TSF_TYPES \
52 EM(UFS_TSF_CDB, "CDB") \
53 EM(UFS_TSF_OSF, "OSF") \
54 EM(UFS_TSF_TM_INPUT, "TM_INPUT") \
55 EMe(UFS_TSF_TM_OUTPUT, "TM_OUTPUT")
56
57/* Enums require being exported to userspace, for user tool parsing */
58#undef EM
59#undef EMe
60#define EM(a, b) TRACE_DEFINE_ENUM(a);
61#define EMe(a, b) TRACE_DEFINE_ENUM(a);
62
63UFS_LINK_STATES;
64UFS_PWR_MODES;
65UFSCHD_CLK_GATING_STATES;
66UFS_CMD_TRACE_STRINGS
67UFS_CMD_TRACE_TSF_TYPES
68
69/*
70 * Now redefine the EM() and EMe() macros to map the enums to the strings
71 * that will be printed in the output.
72 */
73#undef EM
74#undef EMe
75#define EM(a, b) {a, b},
76#define EMe(a, b) {a, b}
77
78#define show_ufs_cmd_trace_str(str_t) \
79 __print_symbolic(str_t, UFS_CMD_TRACE_STRINGS)
80#define show_ufs_cmd_trace_tsf(tsf) \
81 __print_symbolic(tsf, UFS_CMD_TRACE_TSF_TYPES)
82
83TRACE_EVENT(ufshcd_clk_gating,
84
85 TP_PROTO(const char *dev_name, int state),
86
87 TP_ARGS(dev_name, state),
88
89 TP_STRUCT__entry(
90 __string(dev_name, dev_name)
91 __field(int, state)
92 ),
93
94 TP_fast_assign(
95 __assign_str(dev_name, dev_name);
96 __entry->state = state;
97 ),
98
99 TP_printk("%s: gating state changed to %s",
100 __get_str(dev_name),
101 __print_symbolic(__entry->state, UFSCHD_CLK_GATING_STATES))
102);
103
104TRACE_EVENT(ufshcd_clk_scaling,
105
106 TP_PROTO(const char *dev_name, const char *state, const char *clk,
107 u32 prev_state, u32 curr_state),
108
109 TP_ARGS(dev_name, state, clk, prev_state, curr_state),
110
111 TP_STRUCT__entry(
112 __string(dev_name, dev_name)
113 __string(state, state)
114 __string(clk, clk)
115 __field(u32, prev_state)
116 __field(u32, curr_state)
117 ),
118
119 TP_fast_assign(
120 __assign_str(dev_name, dev_name);
121 __assign_str(state, state);
122 __assign_str(clk, clk);
123 __entry->prev_state = prev_state;
124 __entry->curr_state = curr_state;
125 ),
126
127 TP_printk("%s: %s %s from %u to %u Hz",
128 __get_str(dev_name), __get_str(state), __get_str(clk),
129 __entry->prev_state, __entry->curr_state)
130);
131
132TRACE_EVENT(ufshcd_auto_bkops_state,
133
134 TP_PROTO(const char *dev_name, const char *state),
135
136 TP_ARGS(dev_name, state),
137
138 TP_STRUCT__entry(
139 __string(dev_name, dev_name)
140 __string(state, state)
141 ),
142
143 TP_fast_assign(
144 __assign_str(dev_name, dev_name);
145 __assign_str(state, state);
146 ),
147
148 TP_printk("%s: auto bkops - %s",
149 __get_str(dev_name), __get_str(state))
150);
151
152DECLARE_EVENT_CLASS(ufshcd_profiling_template,
153 TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
154 int err),
155
156 TP_ARGS(dev_name, profile_info, time_us, err),
157
158 TP_STRUCT__entry(
159 __string(dev_name, dev_name)
160 __string(profile_info, profile_info)
161 __field(s64, time_us)
162 __field(int, err)
163 ),
164
165 TP_fast_assign(
166 __assign_str(dev_name, dev_name);
167 __assign_str(profile_info, profile_info);
168 __entry->time_us = time_us;
169 __entry->err = err;
170 ),
171
172 TP_printk("%s: %s: took %lld usecs, err %d",
173 __get_str(dev_name), __get_str(profile_info),
174 __entry->time_us, __entry->err)
175);
176
177DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_hibern8,
178 TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
179 int err),
180 TP_ARGS(dev_name, profile_info, time_us, err));
181
182DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_gating,
183 TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
184 int err),
185 TP_ARGS(dev_name, profile_info, time_us, err));
186
187DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_scaling,
188 TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
189 int err),
190 TP_ARGS(dev_name, profile_info, time_us, err));
191
192DECLARE_EVENT_CLASS(ufshcd_template,
193 TP_PROTO(const char *dev_name, int err, s64 usecs,
194 int dev_state, int link_state),
195
196 TP_ARGS(dev_name, err, usecs, dev_state, link_state),
197
198 TP_STRUCT__entry(
199 __field(s64, usecs)
200 __field(int, err)
201 __string(dev_name, dev_name)
202 __field(int, dev_state)
203 __field(int, link_state)
204 ),
205
206 TP_fast_assign(
207 __entry->usecs = usecs;
208 __entry->err = err;
209 __assign_str(dev_name, dev_name);
210 __entry->dev_state = dev_state;
211 __entry->link_state = link_state;
212 ),
213
214 TP_printk(
215 "%s: took %lld usecs, dev_state: %s, link_state: %s, err %d",
216 __get_str(dev_name),
217 __entry->usecs,
218 __print_symbolic(__entry->dev_state, UFS_PWR_MODES),
219 __print_symbolic(__entry->link_state, UFS_LINK_STATES),
220 __entry->err
221 )
222);
223
224DEFINE_EVENT(ufshcd_template, ufshcd_system_suspend,
225 TP_PROTO(const char *dev_name, int err, s64 usecs,
226 int dev_state, int link_state),
227 TP_ARGS(dev_name, err, usecs, dev_state, link_state));
228
229DEFINE_EVENT(ufshcd_template, ufshcd_system_resume,
230 TP_PROTO(const char *dev_name, int err, s64 usecs,
231 int dev_state, int link_state),
232 TP_ARGS(dev_name, err, usecs, dev_state, link_state));
233
234DEFINE_EVENT(ufshcd_template, ufshcd_runtime_suspend,
235 TP_PROTO(const char *dev_name, int err, s64 usecs,
236 int dev_state, int link_state),
237 TP_ARGS(dev_name, err, usecs, dev_state, link_state));
238
239DEFINE_EVENT(ufshcd_template, ufshcd_runtime_resume,
240 TP_PROTO(const char *dev_name, int err, s64 usecs,
241 int dev_state, int link_state),
242 TP_ARGS(dev_name, err, usecs, dev_state, link_state));
243
244DEFINE_EVENT(ufshcd_template, ufshcd_init,
245 TP_PROTO(const char *dev_name, int err, s64 usecs,
246 int dev_state, int link_state),
247 TP_ARGS(dev_name, err, usecs, dev_state, link_state));
248
249TRACE_EVENT(ufshcd_command,
250 TP_PROTO(const char *dev_name, enum ufs_trace_str_t str_t,
251 unsigned int tag, u32 doorbell, int transfer_len, u32 intr,
252 u64 lba, u8 opcode, u8 group_id),
253
254 TP_ARGS(dev_name, str_t, tag, doorbell, transfer_len,
255 intr, lba, opcode, group_id),
256
257 TP_STRUCT__entry(
258 __string(dev_name, dev_name)
259 __field(enum ufs_trace_str_t, str_t)
260 __field(unsigned int, tag)
261 __field(u32, doorbell)
262 __field(int, transfer_len)
263 __field(u32, intr)
264 __field(u64, lba)
265 __field(u8, opcode)
266 __field(u8, group_id)
267 ),
268
269 TP_fast_assign(
270 __assign_str(dev_name, dev_name);
271 __entry->str_t = str_t;
272 __entry->tag = tag;
273 __entry->doorbell = doorbell;
274 __entry->transfer_len = transfer_len;
275 __entry->intr = intr;
276 __entry->lba = lba;
277 __entry->opcode = opcode;
278 __entry->group_id = group_id;
279 ),
280
281 TP_printk(
282 "%s: %s: tag: %u, DB: 0x%x, size: %d, IS: %u, LBA: %llu, opcode: 0x%x (%s), group_id: 0x%x",
283 show_ufs_cmd_trace_str(__entry->str_t), __get_str(dev_name),
284 __entry->tag, __entry->doorbell, __entry->transfer_len,
285 __entry->intr, __entry->lba, (u32)__entry->opcode,
286 str_opcode(__entry->opcode), (u32)__entry->group_id
287 )
288);
289
290TRACE_EVENT(ufshcd_uic_command,
291 TP_PROTO(const char *dev_name, enum ufs_trace_str_t str_t, u32 cmd,
292 u32 arg1, u32 arg2, u32 arg3),
293
294 TP_ARGS(dev_name, str_t, cmd, arg1, arg2, arg3),
295
296 TP_STRUCT__entry(
297 __string(dev_name, dev_name)
298 __field(enum ufs_trace_str_t, str_t)
299 __field(u32, cmd)
300 __field(u32, arg1)
301 __field(u32, arg2)
302 __field(u32, arg3)
303 ),
304
305 TP_fast_assign(
306 __assign_str(dev_name, dev_name);
307 __entry->str_t = str_t;
308 __entry->cmd = cmd;
309 __entry->arg1 = arg1;
310 __entry->arg2 = arg2;
311 __entry->arg3 = arg3;
312 ),
313
314 TP_printk(
315 "%s: %s: cmd: 0x%x, arg1: 0x%x, arg2: 0x%x, arg3: 0x%x",
316 show_ufs_cmd_trace_str(__entry->str_t), __get_str(dev_name),
317 __entry->cmd, __entry->arg1, __entry->arg2, __entry->arg3
318 )
319);
320
321TRACE_EVENT(ufshcd_upiu,
322 TP_PROTO(const char *dev_name, enum ufs_trace_str_t str_t, void *hdr,
323 void *tsf, enum ufs_trace_tsf_t tsf_t),
324
325 TP_ARGS(dev_name, str_t, hdr, tsf, tsf_t),
326
327 TP_STRUCT__entry(
328 __string(dev_name, dev_name)
329 __field(enum ufs_trace_str_t, str_t)
330 __array(unsigned char, hdr, 12)
331 __array(unsigned char, tsf, 16)
332 __field(enum ufs_trace_tsf_t, tsf_t)
333 ),
334
335 TP_fast_assign(
336 __assign_str(dev_name, dev_name);
337 __entry->str_t = str_t;
338 memcpy(__entry->hdr, hdr, sizeof(__entry->hdr));
339 memcpy(__entry->tsf, tsf, sizeof(__entry->tsf));
340 __entry->tsf_t = tsf_t;
341 ),
342
343 TP_printk(
344 "%s: %s: HDR:%s, %s:%s",
345 show_ufs_cmd_trace_str(__entry->str_t), __get_str(dev_name),
346 __print_hex(__entry->hdr, sizeof(__entry->hdr)),
347 show_ufs_cmd_trace_tsf(__entry->tsf_t),
348 __print_hex(__entry->tsf, sizeof(__entry->tsf))
349 )
350);
351
352#endif /* if !defined(_TRACE_UFS_H) || defined(TRACE_HEADER_MULTI_READ) */
353
354/* This part must be outside protection */
355#include <trace/define_trace.h>