1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
7 #define TRACE_SYSTEM ufs
9 #if !defined(_TRACE_UFS_H) || defined(TRACE_HEADER_MULTI_READ)
12 #include <linux/tracepoint.h>
14 #define UFS_LINK_STATES \
15 EM(UIC_LINK_OFF_STATE) \
16 EM(UIC_LINK_ACTIVE_STATE) \
17 EMe(UIC_LINK_HIBERN8_STATE)
19 #define UFS_PWR_MODES \
20 EM(UFS_ACTIVE_PWR_MODE) \
21 EM(UFS_SLEEP_PWR_MODE) \
22 EMe(UFS_POWERDOWN_PWR_MODE)
24 #define UFSCHD_CLK_GATING_STATES \
30 /* Enums require being exported to userspace, for user tool parsing */
33 #define EM(a) TRACE_DEFINE_ENUM(a);
34 #define EMe(a) TRACE_DEFINE_ENUM(a);
38 UFSCHD_CLK_GATING_STATES;
41 * Now redefine the EM() and EMe() macros to map the enums to the strings
42 * that will be printed in the output.
46 #define EM(a) { a, #a },
47 #define EMe(a) { a, #a }
49 TRACE_EVENT(ufshcd_clk_gating,
51 TP_PROTO(const char *dev_name, int state),
53 TP_ARGS(dev_name, state),
56 __string(dev_name, dev_name)
61 __assign_str(dev_name, dev_name);
62 __entry->state = state;
65 TP_printk("%s: gating state changed to %s",
67 __print_symbolic(__entry->state, UFSCHD_CLK_GATING_STATES))
70 TRACE_EVENT(ufshcd_clk_scaling,
72 TP_PROTO(const char *dev_name, const char *state, const char *clk,
73 u32 prev_state, u32 curr_state),
75 TP_ARGS(dev_name, state, clk, prev_state, curr_state),
78 __string(dev_name, dev_name)
79 __string(state, state)
81 __field(u32, prev_state)
82 __field(u32, curr_state)
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;
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)
98 TRACE_EVENT(ufshcd_auto_bkops_state,
100 TP_PROTO(const char *dev_name, const char *state),
102 TP_ARGS(dev_name, state),
105 __string(dev_name, dev_name)
106 __string(state, state)
110 __assign_str(dev_name, dev_name);
111 __assign_str(state, state);
114 TP_printk("%s: auto bkops - %s",
115 __get_str(dev_name), __get_str(state))
118 DECLARE_EVENT_CLASS(ufshcd_profiling_template,
119 TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
122 TP_ARGS(dev_name, profile_info, time_us, err),
125 __string(dev_name, dev_name)
126 __string(profile_info, profile_info)
127 __field(s64, time_us)
132 __assign_str(dev_name, dev_name);
133 __assign_str(profile_info, profile_info);
134 __entry->time_us = time_us;
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)
143 DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_hibern8,
144 TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
146 TP_ARGS(dev_name, profile_info, time_us, err));
148 DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_gating,
149 TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
151 TP_ARGS(dev_name, profile_info, time_us, err));
153 DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_scaling,
154 TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
156 TP_ARGS(dev_name, profile_info, time_us, err));
158 DECLARE_EVENT_CLASS(ufshcd_template,
159 TP_PROTO(const char *dev_name, int err, s64 usecs,
160 int dev_state, int link_state),
162 TP_ARGS(dev_name, err, usecs, dev_state, link_state),
167 __string(dev_name, dev_name)
168 __field(int, dev_state)
169 __field(int, link_state)
173 __entry->usecs = usecs;
175 __assign_str(dev_name, dev_name);
176 __entry->dev_state = dev_state;
177 __entry->link_state = link_state;
181 "%s: took %lld usecs, dev_state: %s, link_state: %s, err %d",
184 __print_symbolic(__entry->dev_state, UFS_PWR_MODES),
185 __print_symbolic(__entry->link_state, UFS_LINK_STATES),
190 DEFINE_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));
195 DEFINE_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));
200 DEFINE_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));
205 DEFINE_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));
210 DEFINE_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));
215 TRACE_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,
220 TP_ARGS(dev_name, str, tag, doorbell, transfer_len, intr, lba, opcode),
223 __string(dev_name, dev_name)
225 __field(unsigned int, tag)
226 __field(u32, doorbell)
227 __field(int, transfer_len)
234 __assign_str(dev_name, dev_name);
235 __assign_str(str, str);
237 __entry->doorbell = doorbell;
238 __entry->transfer_len = transfer_len;
239 __entry->intr = intr;
241 __entry->opcode = opcode;
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
252 TRACE_EVENT(ufshcd_upiu,
253 TP_PROTO(const char *dev_name, const char *str, void *hdr, void *tsf),
255 TP_ARGS(dev_name, str, hdr, tsf),
258 __string(dev_name, dev_name)
260 __array(unsigned char, hdr, 12)
261 __array(unsigned char, tsf, 16)
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));
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))
279 #endif /* if !defined(_TRACE_UFS_H) || defined(TRACE_HEADER_MULTI_READ) */
281 /* This part must be outside protection */
282 #include <trace/define_trace.h>