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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 UFS_LINK_STATES \
15 EM(UIC_LINK_OFF_STATE) \
16 EM(UIC_LINK_ACTIVE_STATE) \
17 EMe(UIC_LINK_HIBERN8_STATE)
18
19#define UFS_PWR_MODES \
20 EM(UFS_ACTIVE_PWR_MODE) \
21 EM(UFS_SLEEP_PWR_MODE) \
22 EMe(UFS_POWERDOWN_PWR_MODE)
23
24#define UFSCHD_CLK_GATING_STATES \
25 EM(CLKS_OFF) \
26 EM(CLKS_ON) \
27 EM(REQ_CLKS_OFF) \
28 EMe(REQ_CLKS_ON)
29
30/* Enums require being exported to userspace, for user tool parsing */
31#undef EM
32#undef EMe
33#define EM(a) TRACE_DEFINE_ENUM(a);
34#define EMe(a) TRACE_DEFINE_ENUM(a);
35
36UFS_LINK_STATES;
37UFS_PWR_MODES;
38UFSCHD_CLK_GATING_STATES;
39
40/*
41 * Now redefine the EM() and EMe() macros to map the enums to the strings
42 * that will be printed in the output.
43 */
44#undef EM
45#undef EMe
46#define EM(a) { a, #a },
47#define EMe(a) { a, #a }
48
49TRACE_EVENT(ufshcd_clk_gating,
50
51 TP_PROTO(const char *dev_name, int state),
52
53 TP_ARGS(dev_name, state),
54
55 TP_STRUCT__entry(
56 __string(dev_name, dev_name)
57 __field(int, state)
58 ),
59
60 TP_fast_assign(
61 __assign_str(dev_name, dev_name);
62 __entry->state = state;
63 ),
64
65 TP_printk("%s: gating state changed to %s",
66 __get_str(dev_name),
67 __print_symbolic(__entry->state, UFSCHD_CLK_GATING_STATES))
68);
69
70TRACE_EVENT(ufshcd_clk_scaling,
71
72 TP_PROTO(const char *dev_name, const char *state, const char *clk,
73 u32 prev_state, u32 curr_state),
74
75 TP_ARGS(dev_name, state, clk, prev_state, curr_state),
76
77 TP_STRUCT__entry(
78 __string(dev_name, dev_name)
79 __string(state, state)
80 __string(clk, clk)
81 __field(u32, prev_state)
82 __field(u32, curr_state)
83 ),
84
85 TP_fast_assign(
86 __assign_str(dev_name, dev_name);
87 __assign_str(state, state);
88 __assign_str(clk, clk);
89 __entry->prev_state = prev_state;
90 __entry->curr_state = curr_state;
91 ),
92
93 TP_printk("%s: %s %s from %u to %u Hz",
94 __get_str(dev_name), __get_str(state), __get_str(clk),
95 __entry->prev_state, __entry->curr_state)
96);
97
98TRACE_EVENT(ufshcd_auto_bkops_state,
99
100 TP_PROTO(const char *dev_name, const char *state),
101
102 TP_ARGS(dev_name, state),
103
104 TP_STRUCT__entry(
105 __string(dev_name, dev_name)
106 __string(state, state)
107 ),
108
109 TP_fast_assign(
110 __assign_str(dev_name, dev_name);
111 __assign_str(state, state);
112 ),
113
114 TP_printk("%s: auto bkops - %s",
115 __get_str(dev_name), __get_str(state))
116);
117
118DECLARE_EVENT_CLASS(ufshcd_profiling_template,
119 TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
120 int err),
121
122 TP_ARGS(dev_name, profile_info, time_us, err),
123
124 TP_STRUCT__entry(
125 __string(dev_name, dev_name)
126 __string(profile_info, profile_info)
127 __field(s64, time_us)
128 __field(int, err)
129 ),
130
131 TP_fast_assign(
132 __assign_str(dev_name, dev_name);
133 __assign_str(profile_info, profile_info);
134 __entry->time_us = time_us;
135 __entry->err = err;
136 ),
137
138 TP_printk("%s: %s: took %lld usecs, err %d",
139 __get_str(dev_name), __get_str(profile_info),
140 __entry->time_us, __entry->err)
141);
142
143DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_hibern8,
144 TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
145 int err),
146 TP_ARGS(dev_name, profile_info, time_us, err));
147
148DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_gating,
149 TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
150 int err),
151 TP_ARGS(dev_name, profile_info, time_us, err));
152
153DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_scaling,
154 TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
155 int err),
156 TP_ARGS(dev_name, profile_info, time_us, err));
157
158DECLARE_EVENT_CLASS(ufshcd_template,
159 TP_PROTO(const char *dev_name, int err, s64 usecs,
160 int dev_state, int link_state),
161
162 TP_ARGS(dev_name, err, usecs, dev_state, link_state),
163
164 TP_STRUCT__entry(
165 __field(s64, usecs)
166 __field(int, err)
167 __string(dev_name, dev_name)
168 __field(int, dev_state)
169 __field(int, link_state)
170 ),
171
172 TP_fast_assign(
173 __entry->usecs = usecs;
174 __entry->err = err;
175 __assign_str(dev_name, dev_name);
176 __entry->dev_state = dev_state;
177 __entry->link_state = link_state;
178 ),
179
180 TP_printk(
181 "%s: took %lld usecs, dev_state: %s, link_state: %s, err %d",
182 __get_str(dev_name),
183 __entry->usecs,
184 __print_symbolic(__entry->dev_state, UFS_PWR_MODES),
185 __print_symbolic(__entry->link_state, UFS_LINK_STATES),
186 __entry->err
187 )
188);
189
190DEFINE_EVENT(ufshcd_template, ufshcd_system_suspend,
191 TP_PROTO(const char *dev_name, int err, s64 usecs,
192 int dev_state, int link_state),
193 TP_ARGS(dev_name, err, usecs, dev_state, link_state));
194
195DEFINE_EVENT(ufshcd_template, ufshcd_system_resume,
196 TP_PROTO(const char *dev_name, int err, s64 usecs,
197 int dev_state, int link_state),
198 TP_ARGS(dev_name, err, usecs, dev_state, link_state));
199
200DEFINE_EVENT(ufshcd_template, ufshcd_runtime_suspend,
201 TP_PROTO(const char *dev_name, int err, s64 usecs,
202 int dev_state, int link_state),
203 TP_ARGS(dev_name, err, usecs, dev_state, link_state));
204
205DEFINE_EVENT(ufshcd_template, ufshcd_runtime_resume,
206 TP_PROTO(const char *dev_name, int err, s64 usecs,
207 int dev_state, int link_state),
208 TP_ARGS(dev_name, err, usecs, dev_state, link_state));
209
210DEFINE_EVENT(ufshcd_template, ufshcd_init,
211 TP_PROTO(const char *dev_name, int err, s64 usecs,
212 int dev_state, int link_state),
213 TP_ARGS(dev_name, err, usecs, dev_state, link_state));
214
215TRACE_EVENT(ufshcd_command,
216 TP_PROTO(const char *dev_name, const char *str, unsigned int tag,
217 u32 doorbell, int transfer_len, u32 intr, u64 lba,
218 u8 opcode),
219
220 TP_ARGS(dev_name, str, tag, doorbell, transfer_len, intr, lba, opcode),
221
222 TP_STRUCT__entry(
223 __string(dev_name, dev_name)
224 __string(str, str)
225 __field(unsigned int, tag)
226 __field(u32, doorbell)
227 __field(int, transfer_len)
228 __field(u32, intr)
229 __field(u64, lba)
230 __field(u8, opcode)
231 ),
232
233 TP_fast_assign(
234 __assign_str(dev_name, dev_name);
235 __assign_str(str, str);
236 __entry->tag = tag;
237 __entry->doorbell = doorbell;
238 __entry->transfer_len = transfer_len;
239 __entry->intr = intr;
240 __entry->lba = lba;
241 __entry->opcode = opcode;
242 ),
243
244 TP_printk(
245 "%s: %s: tag: %u, DB: 0x%x, size: %d, IS: %u, LBA: %llu, opcode: 0x%x",
246 __get_str(str), __get_str(dev_name), __entry->tag,
247 __entry->doorbell, __entry->transfer_len,
248 __entry->intr, __entry->lba, (u32)__entry->opcode
249 )
250);
251
252TRACE_EVENT(ufshcd_upiu,
253 TP_PROTO(const char *dev_name, const char *str, void *hdr, void *tsf),
254
255 TP_ARGS(dev_name, str, hdr, tsf),
256
257 TP_STRUCT__entry(
258 __string(dev_name, dev_name)
259 __string(str, str)
260 __array(unsigned char, hdr, 12)
261 __array(unsigned char, tsf, 16)
262 ),
263
264 TP_fast_assign(
265 __assign_str(dev_name, dev_name);
266 __assign_str(str, str);
267 memcpy(__entry->hdr, hdr, sizeof(__entry->hdr));
268 memcpy(__entry->tsf, tsf, sizeof(__entry->tsf));
269 ),
270
271 TP_printk(
272 "%s: %s: HDR:%s, CDB:%s",
273 __get_str(str), __get_str(dev_name),
274 __print_hex(__entry->hdr, sizeof(__entry->hdr)),
275 __print_hex(__entry->tsf, sizeof(__entry->tsf))
276 )
277);
278
279#endif /* if !defined(_TRACE_UFS_H) || defined(TRACE_HEADER_MULTI_READ) */
280
281/* This part must be outside protection */
282#include <trace/define_trace.h>