Commit | Line | Data |
---|---|---|
d2912cb1 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
e1f60b29 NM |
2 | /* |
3 | * Generic OPP Interface | |
4 | * | |
5 | * Copyright (C) 2009-2010 Texas Instruments Incorporated. | |
6 | * Nishanth Menon | |
7 | * Romit Dasgupta | |
8 | * Kevin Hilman | |
e1f60b29 NM |
9 | */ |
10 | ||
11 | #ifndef __LINUX_OPP_H__ | |
12 | #define __LINUX_OPP_H__ | |
13 | ||
0e0ffa85 | 14 | #include <linux/energy_model.h> |
e1f60b29 | 15 | #include <linux/err.h> |
03ca370f | 16 | #include <linux/notifier.h> |
e1f60b29 | 17 | |
94735585 VK |
18 | struct clk; |
19 | struct regulator; | |
47d43ba7 | 20 | struct dev_pm_opp; |
313162d0 | 21 | struct device; |
91291d9a | 22 | struct opp_table; |
e1f60b29 | 23 | |
47d43ba7 | 24 | enum dev_pm_opp_event { |
129eec55 | 25 | OPP_EVENT_ADD, OPP_EVENT_REMOVE, OPP_EVENT_ENABLE, OPP_EVENT_DISABLE, |
25cb20a2 | 26 | OPP_EVENT_ADJUST_VOLTAGE, |
03ca370f MH |
27 | }; |
28 | ||
0f0fe7e0 VK |
29 | /** |
30 | * struct dev_pm_opp_supply - Power supply voltage/current values | |
31 | * @u_volt: Target voltage in microvolts corresponding to this OPP | |
32 | * @u_volt_min: Minimum voltage in microvolts corresponding to this OPP | |
33 | * @u_volt_max: Maximum voltage in microvolts corresponding to this OPP | |
34 | * @u_amp: Maximum current drawn by the device in microamperes | |
35 | * | |
36 | * This structure stores the voltage/current values for a single power supply. | |
37 | */ | |
38 | struct dev_pm_opp_supply { | |
39 | unsigned long u_volt; | |
40 | unsigned long u_volt_min; | |
41 | unsigned long u_volt_max; | |
42 | unsigned long u_amp; | |
43 | }; | |
44 | ||
6d3f922c GD |
45 | /** |
46 | * struct dev_pm_opp_icc_bw - Interconnect bandwidth values | |
47 | * @avg: Average bandwidth corresponding to this OPP (in icc units) | |
48 | * @peak: Peak bandwidth corresponding to this OPP (in icc units) | |
49 | * | |
50 | * This structure stores the bandwidth values for a single interconnect path. | |
51 | */ | |
52 | struct dev_pm_opp_icc_bw { | |
53 | u32 avg; | |
54 | u32 peak; | |
55 | }; | |
56 | ||
94735585 VK |
57 | /** |
58 | * struct dev_pm_opp_info - OPP freq/voltage/current values | |
59 | * @rate: Target clk rate in hz | |
60 | * @supplies: Array of voltage/current values for all power supplies | |
61 | * | |
62 | * This structure stores the freq/voltage/current values for a single OPP. | |
63 | */ | |
64 | struct dev_pm_opp_info { | |
65 | unsigned long rate; | |
66 | struct dev_pm_opp_supply *supplies; | |
67 | }; | |
68 | ||
69 | /** | |
70 | * struct dev_pm_set_opp_data - Set OPP data | |
71 | * @old_opp: Old OPP info | |
72 | * @new_opp: New OPP info | |
73 | * @regulators: Array of regulator pointers | |
74 | * @regulator_count: Number of regulators | |
75 | * @clk: Pointer to clk | |
76 | * @dev: Pointer to the struct device | |
77 | * | |
78 | * This structure contains all information required for setting an OPP. | |
79 | */ | |
80 | struct dev_pm_set_opp_data { | |
81 | struct dev_pm_opp_info old_opp; | |
82 | struct dev_pm_opp_info new_opp; | |
83 | ||
84 | struct regulator **regulators; | |
85 | unsigned int regulator_count; | |
86 | struct clk *clk; | |
87 | struct device *dev; | |
88 | }; | |
89 | ||
e1f60b29 NM |
90 | #if defined(CONFIG_PM_OPP) |
91 | ||
f067a982 VK |
92 | struct opp_table *dev_pm_opp_get_opp_table(struct device *dev); |
93 | void dev_pm_opp_put_opp_table(struct opp_table *opp_table); | |
94 | ||
47d43ba7 | 95 | unsigned long dev_pm_opp_get_voltage(struct dev_pm_opp *opp); |
e1f60b29 | 96 | |
47d43ba7 | 97 | unsigned long dev_pm_opp_get_freq(struct dev_pm_opp *opp); |
e1f60b29 | 98 | |
5b93ac54 RN |
99 | unsigned int dev_pm_opp_get_level(struct dev_pm_opp *opp); |
100 | ||
19445b25 BZ |
101 | bool dev_pm_opp_is_turbo(struct dev_pm_opp *opp); |
102 | ||
5d4879cd | 103 | int dev_pm_opp_get_opp_count(struct device *dev); |
3ca9bb33 | 104 | unsigned long dev_pm_opp_get_max_clock_latency(struct device *dev); |
655c9df9 | 105 | unsigned long dev_pm_opp_get_max_volt_latency(struct device *dev); |
21743447 | 106 | unsigned long dev_pm_opp_get_max_transition_latency(struct device *dev); |
3aa26a3b | 107 | unsigned long dev_pm_opp_get_suspend_opp_freq(struct device *dev); |
e1f60b29 | 108 | |
47d43ba7 NM |
109 | struct dev_pm_opp *dev_pm_opp_find_freq_exact(struct device *dev, |
110 | unsigned long freq, | |
111 | bool available); | |
71419d84 NC |
112 | struct dev_pm_opp *dev_pm_opp_find_level_exact(struct device *dev, |
113 | unsigned int level); | |
8dd5cada DO |
114 | struct dev_pm_opp *dev_pm_opp_find_level_ceil(struct device *dev, |
115 | unsigned int *level); | |
e1f60b29 | 116 | |
47d43ba7 NM |
117 | struct dev_pm_opp *dev_pm_opp_find_freq_floor(struct device *dev, |
118 | unsigned long *freq); | |
2f36bde0 AC |
119 | struct dev_pm_opp *dev_pm_opp_find_freq_ceil_by_volt(struct device *dev, |
120 | unsigned long u_volt); | |
e1f60b29 | 121 | |
47d43ba7 NM |
122 | struct dev_pm_opp *dev_pm_opp_find_freq_ceil(struct device *dev, |
123 | unsigned long *freq); | |
7034764a | 124 | void dev_pm_opp_put(struct dev_pm_opp *opp); |
e1f60b29 | 125 | |
5d4879cd NM |
126 | int dev_pm_opp_add(struct device *dev, unsigned long freq, |
127 | unsigned long u_volt); | |
129eec55 | 128 | void dev_pm_opp_remove(struct device *dev, unsigned long freq); |
1690d8bb | 129 | void dev_pm_opp_remove_all_dynamic(struct device *dev); |
e1f60b29 | 130 | |
25cb20a2 SB |
131 | int dev_pm_opp_adjust_voltage(struct device *dev, unsigned long freq, |
132 | unsigned long u_volt, unsigned long u_volt_min, | |
133 | unsigned long u_volt_max); | |
134 | ||
5d4879cd | 135 | int dev_pm_opp_enable(struct device *dev, unsigned long freq); |
e1f60b29 | 136 | |
5d4879cd | 137 | int dev_pm_opp_disable(struct device *dev, unsigned long freq); |
e1f60b29 | 138 | |
dc2c9ad5 VK |
139 | int dev_pm_opp_register_notifier(struct device *dev, struct notifier_block *nb); |
140 | int dev_pm_opp_unregister_notifier(struct device *dev, struct notifier_block *nb); | |
141 | ||
fa30184d VK |
142 | struct opp_table *dev_pm_opp_set_supported_hw(struct device *dev, const u32 *versions, unsigned int count); |
143 | void dev_pm_opp_put_supported_hw(struct opp_table *opp_table); | |
144 | struct opp_table *dev_pm_opp_set_prop_name(struct device *dev, const char *name); | |
145 | void dev_pm_opp_put_prop_name(struct opp_table *opp_table); | |
dfbe4678 VK |
146 | struct opp_table *dev_pm_opp_set_regulators(struct device *dev, const char * const names[], unsigned int count); |
147 | void dev_pm_opp_put_regulators(struct opp_table *opp_table); | |
829a4e8c VK |
148 | struct opp_table *dev_pm_opp_set_clkname(struct device *dev, const char * name); |
149 | void dev_pm_opp_put_clkname(struct opp_table *opp_table); | |
fa30184d | 150 | struct opp_table *dev_pm_opp_register_set_opp_helper(struct device *dev, int (*set_opp)(struct dev_pm_set_opp_data *data)); |
604a7aeb | 151 | void dev_pm_opp_unregister_set_opp_helper(struct opp_table *opp_table); |
17a8f868 | 152 | struct opp_table *dev_pm_opp_attach_genpd(struct device *dev, const char **names, struct device ***virt_devs); |
6319aee1 | 153 | void dev_pm_opp_detach_genpd(struct opp_table *opp_table); |
c8a59103 | 154 | int dev_pm_opp_xlate_performance_state(struct opp_table *src_table, struct opp_table *dst_table, unsigned int pstate); |
6a0712f6 | 155 | int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq); |
3ae1f39a | 156 | int dev_pm_opp_set_bw(struct device *dev, struct dev_pm_opp *opp); |
ddbb74bc AB |
157 | int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, const struct cpumask *cpumask); |
158 | int dev_pm_opp_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask); | |
411466c5 SH |
159 | void dev_pm_opp_remove_table(struct device *dev); |
160 | void dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask); | |
e1f60b29 | 161 | #else |
f067a982 VK |
162 | static inline struct opp_table *dev_pm_opp_get_opp_table(struct device *dev) |
163 | { | |
164 | return ERR_PTR(-ENOTSUPP); | |
165 | } | |
166 | ||
eb7c8743 VK |
167 | static inline struct opp_table *dev_pm_opp_get_opp_table_indexed(struct device *dev, int index) |
168 | { | |
169 | return ERR_PTR(-ENOTSUPP); | |
170 | } | |
171 | ||
f067a982 VK |
172 | static inline void dev_pm_opp_put_opp_table(struct opp_table *opp_table) {} |
173 | ||
47d43ba7 | 174 | static inline unsigned long dev_pm_opp_get_voltage(struct dev_pm_opp *opp) |
e1f60b29 NM |
175 | { |
176 | return 0; | |
177 | } | |
178 | ||
47d43ba7 | 179 | static inline unsigned long dev_pm_opp_get_freq(struct dev_pm_opp *opp) |
e1f60b29 NM |
180 | { |
181 | return 0; | |
182 | } | |
183 | ||
5b93ac54 RN |
184 | static inline unsigned int dev_pm_opp_get_level(struct dev_pm_opp *opp) |
185 | { | |
186 | return 0; | |
187 | } | |
188 | ||
19445b25 BZ |
189 | static inline bool dev_pm_opp_is_turbo(struct dev_pm_opp *opp) |
190 | { | |
191 | return false; | |
192 | } | |
193 | ||
5d4879cd | 194 | static inline int dev_pm_opp_get_opp_count(struct device *dev) |
e1f60b29 NM |
195 | { |
196 | return 0; | |
197 | } | |
198 | ||
3ca9bb33 VK |
199 | static inline unsigned long dev_pm_opp_get_max_clock_latency(struct device *dev) |
200 | { | |
201 | return 0; | |
202 | } | |
203 | ||
655c9df9 VK |
204 | static inline unsigned long dev_pm_opp_get_max_volt_latency(struct device *dev) |
205 | { | |
206 | return 0; | |
207 | } | |
208 | ||
21743447 VK |
209 | static inline unsigned long dev_pm_opp_get_max_transition_latency(struct device *dev) |
210 | { | |
211 | return 0; | |
212 | } | |
213 | ||
3aa26a3b | 214 | static inline unsigned long dev_pm_opp_get_suspend_opp_freq(struct device *dev) |
4eafbd15 | 215 | { |
3aa26a3b | 216 | return 0; |
4eafbd15 BZ |
217 | } |
218 | ||
47d43ba7 | 219 | static inline struct dev_pm_opp *dev_pm_opp_find_freq_exact(struct device *dev, |
e1f60b29 NM |
220 | unsigned long freq, bool available) |
221 | { | |
d708b384 | 222 | return ERR_PTR(-ENOTSUPP); |
e1f60b29 NM |
223 | } |
224 | ||
71419d84 NC |
225 | static inline struct dev_pm_opp *dev_pm_opp_find_level_exact(struct device *dev, |
226 | unsigned int level) | |
227 | { | |
228 | return ERR_PTR(-ENOTSUPP); | |
229 | } | |
230 | ||
8dd5cada DO |
231 | static inline struct dev_pm_opp *dev_pm_opp_find_level_ceil(struct device *dev, |
232 | unsigned int *level) | |
233 | { | |
234 | return ERR_PTR(-ENOTSUPP); | |
235 | } | |
236 | ||
47d43ba7 | 237 | static inline struct dev_pm_opp *dev_pm_opp_find_freq_floor(struct device *dev, |
e1f60b29 NM |
238 | unsigned long *freq) |
239 | { | |
d708b384 | 240 | return ERR_PTR(-ENOTSUPP); |
e1f60b29 NM |
241 | } |
242 | ||
2f36bde0 AC |
243 | static inline struct dev_pm_opp *dev_pm_opp_find_freq_ceil_by_volt(struct device *dev, |
244 | unsigned long u_volt) | |
245 | { | |
246 | return ERR_PTR(-ENOTSUPP); | |
247 | } | |
248 | ||
47d43ba7 | 249 | static inline struct dev_pm_opp *dev_pm_opp_find_freq_ceil(struct device *dev, |
e1f60b29 NM |
250 | unsigned long *freq) |
251 | { | |
d708b384 | 252 | return ERR_PTR(-ENOTSUPP); |
e1f60b29 NM |
253 | } |
254 | ||
7034764a VK |
255 | static inline void dev_pm_opp_put(struct dev_pm_opp *opp) {} |
256 | ||
5d4879cd | 257 | static inline int dev_pm_opp_add(struct device *dev, unsigned long freq, |
e1f60b29 NM |
258 | unsigned long u_volt) |
259 | { | |
d708b384 | 260 | return -ENOTSUPP; |
e1f60b29 NM |
261 | } |
262 | ||
129eec55 VK |
263 | static inline void dev_pm_opp_remove(struct device *dev, unsigned long freq) |
264 | { | |
265 | } | |
266 | ||
1690d8bb VK |
267 | static inline void dev_pm_opp_remove_all_dynamic(struct device *dev) |
268 | { | |
269 | } | |
270 | ||
25cb20a2 SB |
271 | static inline int |
272 | dev_pm_opp_adjust_voltage(struct device *dev, unsigned long freq, | |
273 | unsigned long u_volt, unsigned long u_volt_min, | |
274 | unsigned long u_volt_max) | |
275 | { | |
276 | return 0; | |
277 | } | |
278 | ||
5d4879cd | 279 | static inline int dev_pm_opp_enable(struct device *dev, unsigned long freq) |
e1f60b29 NM |
280 | { |
281 | return 0; | |
282 | } | |
283 | ||
5d4879cd | 284 | static inline int dev_pm_opp_disable(struct device *dev, unsigned long freq) |
e1f60b29 NM |
285 | { |
286 | return 0; | |
287 | } | |
03ca370f | 288 | |
dc2c9ad5 | 289 | static inline int dev_pm_opp_register_notifier(struct device *dev, struct notifier_block *nb) |
03ca370f | 290 | { |
dc2c9ad5 VK |
291 | return -ENOTSUPP; |
292 | } | |
293 | ||
294 | static inline int dev_pm_opp_unregister_notifier(struct device *dev, struct notifier_block *nb) | |
295 | { | |
296 | return -ENOTSUPP; | |
03ca370f | 297 | } |
7de36b0a | 298 | |
fa30184d VK |
299 | static inline struct opp_table *dev_pm_opp_set_supported_hw(struct device *dev, |
300 | const u32 *versions, | |
301 | unsigned int count) | |
7de36b0a | 302 | { |
fa30184d | 303 | return ERR_PTR(-ENOTSUPP); |
7de36b0a VK |
304 | } |
305 | ||
fa30184d | 306 | static inline void dev_pm_opp_put_supported_hw(struct opp_table *opp_table) {} |
7de36b0a | 307 | |
fa30184d | 308 | static inline struct opp_table *dev_pm_opp_register_set_opp_helper(struct device *dev, |
4dab160e VK |
309 | int (*set_opp)(struct dev_pm_set_opp_data *data)) |
310 | { | |
fa30184d | 311 | return ERR_PTR(-ENOTSUPP); |
4dab160e VK |
312 | } |
313 | ||
604a7aeb | 314 | static inline void dev_pm_opp_unregister_set_opp_helper(struct opp_table *opp_table) {} |
4dab160e | 315 | |
fa30184d | 316 | static inline struct opp_table *dev_pm_opp_set_prop_name(struct device *dev, const char *name) |
01fb4d3c | 317 | { |
fa30184d | 318 | return ERR_PTR(-ENOTSUPP); |
01fb4d3c VK |
319 | } |
320 | ||
fa30184d | 321 | static inline void dev_pm_opp_put_prop_name(struct opp_table *opp_table) {} |
01fb4d3c | 322 | |
dfbe4678 | 323 | static inline struct opp_table *dev_pm_opp_set_regulators(struct device *dev, const char * const names[], unsigned int count) |
9f8ea969 | 324 | { |
91291d9a | 325 | return ERR_PTR(-ENOTSUPP); |
9f8ea969 VK |
326 | } |
327 | ||
dfbe4678 | 328 | static inline void dev_pm_opp_put_regulators(struct opp_table *opp_table) {} |
9f8ea969 | 329 | |
829a4e8c VK |
330 | static inline struct opp_table *dev_pm_opp_set_clkname(struct device *dev, const char * name) |
331 | { | |
332 | return ERR_PTR(-ENOTSUPP); | |
333 | } | |
334 | ||
335 | static inline void dev_pm_opp_put_clkname(struct opp_table *opp_table) {} | |
336 | ||
17a8f868 | 337 | static inline struct opp_table *dev_pm_opp_attach_genpd(struct device *dev, const char **names, struct device ***virt_devs) |
4f018bc0 VK |
338 | { |
339 | return ERR_PTR(-ENOTSUPP); | |
340 | } | |
341 | ||
6319aee1 | 342 | static inline void dev_pm_opp_detach_genpd(struct opp_table *opp_table) {} |
c8a59103 VK |
343 | |
344 | static inline int dev_pm_opp_xlate_performance_state(struct opp_table *src_table, struct opp_table *dst_table, unsigned int pstate) | |
345 | { | |
346 | return -ENOTSUPP; | |
347 | } | |
348 | ||
6a0712f6 VK |
349 | static inline int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq) |
350 | { | |
d708b384 | 351 | return -ENOTSUPP; |
6a0712f6 VK |
352 | } |
353 | ||
3ae1f39a SS |
354 | static inline int dev_pm_opp_set_bw(struct device *dev, struct dev_pm_opp *opp) |
355 | { | |
356 | return -EOPNOTSUPP; | |
357 | } | |
358 | ||
ddbb74bc | 359 | static inline int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, const struct cpumask *cpumask) |
642aa8ce | 360 | { |
d708b384 | 361 | return -ENOTSUPP; |
642aa8ce VK |
362 | } |
363 | ||
ddbb74bc | 364 | static inline int dev_pm_opp_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask) |
6f707daa VK |
365 | { |
366 | return -EINVAL; | |
367 | } | |
368 | ||
411466c5 SH |
369 | static inline void dev_pm_opp_remove_table(struct device *dev) |
370 | { | |
371 | } | |
372 | ||
373 | static inline void dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask) | |
374 | { | |
375 | } | |
376 | ||
a96d69d1 | 377 | #endif /* CONFIG_PM_OPP */ |
e1f60b29 | 378 | |
d6561bb2 | 379 | #if defined(CONFIG_PM_OPP) && defined(CONFIG_OF) |
8f8d37b2 | 380 | int dev_pm_opp_of_add_table(struct device *dev); |
fa9b274f | 381 | int dev_pm_opp_of_add_table_indexed(struct device *dev, int index); |
8f8d37b2 | 382 | void dev_pm_opp_of_remove_table(struct device *dev); |
ddbb74bc AB |
383 | int dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask); |
384 | void dev_pm_opp_of_cpumask_remove_table(const struct cpumask *cpumask); | |
385 | int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask); | |
0764c604 | 386 | struct device_node *dev_pm_opp_of_get_opp_desc_node(struct device *dev); |
e2f4b5f8 | 387 | struct device_node *dev_pm_opp_get_of_node(struct dev_pm_opp *opp); |
2feb5a89 | 388 | int of_get_required_opp_performance_state(struct device_node *np, int index); |
6d3f922c | 389 | int dev_pm_opp_of_find_icc_paths(struct device *dev, struct opp_table *opp_table); |
0e0ffa85 LL |
390 | int dev_pm_opp_of_register_em(struct device *dev, struct cpumask *cpus); |
391 | static inline void dev_pm_opp_of_unregister_em(struct device *dev) | |
392 | { | |
393 | em_dev_unregister_perf_domain(dev); | |
394 | } | |
d6561bb2 | 395 | #else |
8f8d37b2 | 396 | static inline int dev_pm_opp_of_add_table(struct device *dev) |
d6561bb2 | 397 | { |
d708b384 | 398 | return -ENOTSUPP; |
d6561bb2 | 399 | } |
129eec55 | 400 | |
fa9b274f VK |
401 | static inline int dev_pm_opp_of_add_table_indexed(struct device *dev, int index) |
402 | { | |
403 | return -ENOTSUPP; | |
404 | } | |
405 | ||
8f8d37b2 | 406 | static inline void dev_pm_opp_of_remove_table(struct device *dev) |
129eec55 VK |
407 | { |
408 | } | |
8d4d4e98 | 409 | |
ddbb74bc | 410 | static inline int dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask) |
8d4d4e98 | 411 | { |
d708b384 | 412 | return -ENOTSUPP; |
8d4d4e98 VK |
413 | } |
414 | ||
ddbb74bc | 415 | static inline void dev_pm_opp_of_cpumask_remove_table(const struct cpumask *cpumask) |
8d4d4e98 VK |
416 | { |
417 | } | |
418 | ||
ddbb74bc | 419 | static inline int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask) |
8d4d4e98 | 420 | { |
d708b384 | 421 | return -ENOTSUPP; |
8d4d4e98 | 422 | } |
0764c604 DG |
423 | |
424 | static inline struct device_node *dev_pm_opp_of_get_opp_desc_node(struct device *dev) | |
425 | { | |
426 | return NULL; | |
427 | } | |
a88bd2a5 | 428 | |
e2f4b5f8 VK |
429 | static inline struct device_node *dev_pm_opp_get_of_node(struct dev_pm_opp *opp) |
430 | { | |
431 | return NULL; | |
432 | } | |
a4f342b9 | 433 | |
0e0ffa85 LL |
434 | static inline int dev_pm_opp_of_register_em(struct device *dev, |
435 | struct cpumask *cpus) | |
436 | { | |
437 | return -ENOTSUPP; | |
438 | } | |
439 | ||
440 | static inline void dev_pm_opp_of_unregister_em(struct device *dev) | |
a4f342b9 QP |
441 | { |
442 | } | |
443 | ||
2feb5a89 | 444 | static inline int of_get_required_opp_performance_state(struct device_node *np, int index) |
4c6a343e | 445 | { |
2feb5a89 | 446 | return -ENOTSUPP; |
4c6a343e | 447 | } |
6d3f922c GD |
448 | |
449 | static inline int dev_pm_opp_of_find_icc_paths(struct device *dev, struct opp_table *opp_table) | |
450 | { | |
451 | return -ENOTSUPP; | |
452 | } | |
d6561bb2 SG |
453 | #endif |
454 | ||
e1f60b29 | 455 | #endif /* __LINUX_OPP_H__ */ |