1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Generic OPP Interface
4 *
5 * Copyright (C) 2009-2010 Texas Instruments Incorporated.
6 * Nishanth Menon
7 * Romit Dasgupta
8 * Kevin Hilman
9 */
10
11 #ifndef __LINUX_OPP_H__
12 #define __LINUX_OPP_H__
13
14 #include <linux/energy_model.h>
15 #include <linux/err.h>
16 #include <linux/notifier.h>
17
18 struct clk;
19 struct regulator;
20 struct dev_pm_opp;
21 struct device;
22 struct opp_table;
23
24 enum dev_pm_opp_event {
25 OPP_EVENT_ADD, OPP_EVENT_REMOVE, OPP_EVENT_ENABLE, OPP_EVENT_DISABLE,
26 OPP_EVENT_ADJUST_VOLTAGE,
27 };
28
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 * @u_watt: Power used by the device in microwatts
36 *
37 * This structure stores the voltage/current/power values for a single power
38 * supply.
39 */
40 struct dev_pm_opp_supply {
41 unsigned long u_volt;
42 unsigned long u_volt_min;
43 unsigned long u_volt_max;
44 unsigned long u_amp;
45 unsigned long u_watt;
46 };
47
48 /**
49 * struct dev_pm_opp_icc_bw - Interconnect bandwidth values
50 * @avg: Average bandwidth corresponding to this OPP (in icc units)
51 * @peak: Peak bandwidth corresponding to this OPP (in icc units)
52 *
53 * This structure stores the bandwidth values for a single interconnect path.
54 */
55 struct dev_pm_opp_icc_bw {
56 u32 avg;
57 u32 peak;
58 };
59
60 typedef int (*config_regulators_t)(struct device *dev,
61 struct dev_pm_opp *old_opp, struct dev_pm_opp *new_opp,
62 struct regulator **regulators, unsigned int count);
63
64 typedef int (*config_clks_t)(struct device *dev, struct opp_table *opp_table,
65 struct dev_pm_opp *opp, void *data, bool scaling_down);
66
67 /**
68 * struct dev_pm_opp_config - Device OPP configuration values
69 * @clk_names: Clk names, NULL terminated array.
70 * @config_clks: Custom set clk helper.
71 * @prop_name: Name to postfix to properties.
72 * @config_regulators: Custom set regulator helper.
73 * @supported_hw: Array of hierarchy of versions to match.
74 * @supported_hw_count: Number of elements in the array.
75 * @regulator_names: Array of pointers to the names of the regulator, NULL terminated.
76 * @genpd_names: Null terminated array of pointers containing names of genpd to
77 * attach.
78 * @virt_devs: Pointer to return the array of virtual devices.
79 *
80 * This structure contains platform specific OPP configurations for the device.
81 */
82 struct dev_pm_opp_config {
83 /* NULL terminated */
84 const char * const *clk_names;
85 config_clks_t config_clks;
86 const char *prop_name;
87 config_regulators_t config_regulators;
88 const unsigned int *supported_hw;
89 unsigned int supported_hw_count;
90 const char * const *regulator_names;
91 const char * const *genpd_names;
92 struct device ***virt_devs;
93 };
94
95 #if defined(CONFIG_PM_OPP)
96
97 struct opp_table *dev_pm_opp_get_opp_table(struct device *dev);
98 void dev_pm_opp_put_opp_table(struct opp_table *opp_table);
99
100 unsigned long dev_pm_opp_get_voltage(struct dev_pm_opp *opp);
101
102 int dev_pm_opp_get_supplies(struct dev_pm_opp *opp, struct dev_pm_opp_supply *supplies);
103
104 unsigned long dev_pm_opp_get_power(struct dev_pm_opp *opp);
105
106 unsigned long dev_pm_opp_get_freq(struct dev_pm_opp *opp);
107
108 unsigned int dev_pm_opp_get_level(struct dev_pm_opp *opp);
109
110 unsigned int dev_pm_opp_get_required_pstate(struct dev_pm_opp *opp,
111 unsigned int index);
112
113 bool dev_pm_opp_is_turbo(struct dev_pm_opp *opp);
114
115 int dev_pm_opp_get_opp_count(struct device *dev);
116 unsigned long dev_pm_opp_get_max_clock_latency(struct device *dev);
117 unsigned long dev_pm_opp_get_max_volt_latency(struct device *dev);
118 unsigned long dev_pm_opp_get_max_transition_latency(struct device *dev);
119 unsigned long dev_pm_opp_get_suspend_opp_freq(struct device *dev);
120
121 struct dev_pm_opp *dev_pm_opp_find_freq_exact(struct device *dev,
122 unsigned long freq,
123 bool available);
124 struct dev_pm_opp *dev_pm_opp_find_freq_floor(struct device *dev,
125 unsigned long *freq);
126
127 struct dev_pm_opp *dev_pm_opp_find_level_exact(struct device *dev,
128 unsigned int level);
129 struct dev_pm_opp *dev_pm_opp_find_level_ceil(struct device *dev,
130 unsigned int *level);
131
132 struct dev_pm_opp *dev_pm_opp_find_freq_ceil(struct device *dev,
133 unsigned long *freq);
134
135 struct dev_pm_opp *dev_pm_opp_find_bw_ceil(struct device *dev,
136 unsigned int *bw, int index);
137
138 struct dev_pm_opp *dev_pm_opp_find_bw_floor(struct device *dev,
139 unsigned int *bw, int index);
140
141 void dev_pm_opp_put(struct dev_pm_opp *opp);
142
143 int dev_pm_opp_add(struct device *dev, unsigned long freq,
144 unsigned long u_volt);
145 void dev_pm_opp_remove(struct device *dev, unsigned long freq);
146 void dev_pm_opp_remove_all_dynamic(struct device *dev);
147
148 int dev_pm_opp_adjust_voltage(struct device *dev, unsigned long freq,
149 unsigned long u_volt, unsigned long u_volt_min,
150 unsigned long u_volt_max);
151
152 int dev_pm_opp_enable(struct device *dev, unsigned long freq);
153
154 int dev_pm_opp_disable(struct device *dev, unsigned long freq);
155
156 int dev_pm_opp_register_notifier(struct device *dev, struct notifier_block *nb);
157 int dev_pm_opp_unregister_notifier(struct device *dev, struct notifier_block *nb);
158
159 int dev_pm_opp_set_config(struct device *dev, struct dev_pm_opp_config *config);
160 int devm_pm_opp_set_config(struct device *dev, struct dev_pm_opp_config *config);
161 void dev_pm_opp_clear_config(int token);
162 int dev_pm_opp_config_clks_simple(struct device *dev,
163 struct opp_table *opp_table, struct dev_pm_opp *opp, void *data,
164 bool scaling_down);
165
166 struct dev_pm_opp *dev_pm_opp_xlate_required_opp(struct opp_table *src_table, struct opp_table *dst_table, struct dev_pm_opp *src_opp);
167 int dev_pm_opp_xlate_performance_state(struct opp_table *src_table, struct opp_table *dst_table, unsigned int pstate);
168 int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq);
169 int dev_pm_opp_set_opp(struct device *dev, struct dev_pm_opp *opp);
170 int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, const struct cpumask *cpumask);
171 int dev_pm_opp_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask);
172 void dev_pm_opp_remove_table(struct device *dev);
173 void dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask);
174 int dev_pm_opp_sync_regulators(struct device *dev);
175 #else
dev_pm_opp_get_opp_table(struct device * dev)176 static inline struct opp_table *dev_pm_opp_get_opp_table(struct device *dev)
177 {
178 return ERR_PTR(-EOPNOTSUPP);
179 }
180
dev_pm_opp_get_opp_table_indexed(struct device * dev,int index)181 static inline struct opp_table *dev_pm_opp_get_opp_table_indexed(struct device *dev, int index)
182 {
183 return ERR_PTR(-EOPNOTSUPP);
184 }
185
dev_pm_opp_put_opp_table(struct opp_table * opp_table)186 static inline void dev_pm_opp_put_opp_table(struct opp_table *opp_table) {}
187
dev_pm_opp_get_voltage(struct dev_pm_opp * opp)188 static inline unsigned long dev_pm_opp_get_voltage(struct dev_pm_opp *opp)
189 {
190 return 0;
191 }
192
dev_pm_opp_get_supplies(struct dev_pm_opp * opp,struct dev_pm_opp_supply * supplies)193 static inline int dev_pm_opp_get_supplies(struct dev_pm_opp *opp, struct dev_pm_opp_supply *supplies)
194 {
195 return -EOPNOTSUPP;
196 }
197
dev_pm_opp_get_power(struct dev_pm_opp * opp)198 static inline unsigned long dev_pm_opp_get_power(struct dev_pm_opp *opp)
199 {
200 return 0;
201 }
202
dev_pm_opp_get_freq(struct dev_pm_opp * opp)203 static inline unsigned long dev_pm_opp_get_freq(struct dev_pm_opp *opp)
204 {
205 return 0;
206 }
207
dev_pm_opp_get_level(struct dev_pm_opp * opp)208 static inline unsigned int dev_pm_opp_get_level(struct dev_pm_opp *opp)
209 {
210 return 0;
211 }
212
213 static inline
dev_pm_opp_get_required_pstate(struct dev_pm_opp * opp,unsigned int index)214 unsigned int dev_pm_opp_get_required_pstate(struct dev_pm_opp *opp,
215 unsigned int index)
216 {
217 return 0;
218 }
219
dev_pm_opp_is_turbo(struct dev_pm_opp * opp)220 static inline bool dev_pm_opp_is_turbo(struct dev_pm_opp *opp)
221 {
222 return false;
223 }
224
dev_pm_opp_get_opp_count(struct device * dev)225 static inline int dev_pm_opp_get_opp_count(struct device *dev)
226 {
227 return 0;
228 }
229
dev_pm_opp_get_max_clock_latency(struct device * dev)230 static inline unsigned long dev_pm_opp_get_max_clock_latency(struct device *dev)
231 {
232 return 0;
233 }
234
dev_pm_opp_get_max_volt_latency(struct device * dev)235 static inline unsigned long dev_pm_opp_get_max_volt_latency(struct device *dev)
236 {
237 return 0;
238 }
239
dev_pm_opp_get_max_transition_latency(struct device * dev)240 static inline unsigned long dev_pm_opp_get_max_transition_latency(struct device *dev)
241 {
242 return 0;
243 }
244
dev_pm_opp_get_suspend_opp_freq(struct device * dev)245 static inline unsigned long dev_pm_opp_get_suspend_opp_freq(struct device *dev)
246 {
247 return 0;
248 }
249
dev_pm_opp_find_level_exact(struct device * dev,unsigned int level)250 static inline struct dev_pm_opp *dev_pm_opp_find_level_exact(struct device *dev,
251 unsigned int level)
252 {
253 return ERR_PTR(-EOPNOTSUPP);
254 }
255
dev_pm_opp_find_level_ceil(struct device * dev,unsigned int * level)256 static inline struct dev_pm_opp *dev_pm_opp_find_level_ceil(struct device *dev,
257 unsigned int *level)
258 {
259 return ERR_PTR(-EOPNOTSUPP);
260 }
261
dev_pm_opp_find_freq_exact(struct device * dev,unsigned long freq,bool available)262 static inline struct dev_pm_opp *dev_pm_opp_find_freq_exact(struct device *dev,
263 unsigned long freq, bool available)
264 {
265 return ERR_PTR(-EOPNOTSUPP);
266 }
267
dev_pm_opp_find_freq_floor(struct device * dev,unsigned long * freq)268 static inline struct dev_pm_opp *dev_pm_opp_find_freq_floor(struct device *dev,
269 unsigned long *freq)
270 {
271 return ERR_PTR(-EOPNOTSUPP);
272 }
273
dev_pm_opp_find_freq_ceil(struct device * dev,unsigned long * freq)274 static inline struct dev_pm_opp *dev_pm_opp_find_freq_ceil(struct device *dev,
275 unsigned long *freq)
276 {
277 return ERR_PTR(-EOPNOTSUPP);
278 }
279
dev_pm_opp_find_bw_ceil(struct device * dev,unsigned int * bw,int index)280 static inline struct dev_pm_opp *dev_pm_opp_find_bw_ceil(struct device *dev,
281 unsigned int *bw, int index)
282 {
283 return ERR_PTR(-EOPNOTSUPP);
284 }
285
dev_pm_opp_find_bw_floor(struct device * dev,unsigned int * bw,int index)286 static inline struct dev_pm_opp *dev_pm_opp_find_bw_floor(struct device *dev,
287 unsigned int *bw, int index)
288 {
289 return ERR_PTR(-EOPNOTSUPP);
290 }
291
dev_pm_opp_put(struct dev_pm_opp * opp)292 static inline void dev_pm_opp_put(struct dev_pm_opp *opp) {}
293
dev_pm_opp_add(struct device * dev,unsigned long freq,unsigned long u_volt)294 static inline int dev_pm_opp_add(struct device *dev, unsigned long freq,
295 unsigned long u_volt)
296 {
297 return -EOPNOTSUPP;
298 }
299
dev_pm_opp_remove(struct device * dev,unsigned long freq)300 static inline void dev_pm_opp_remove(struct device *dev, unsigned long freq)
301 {
302 }
303
dev_pm_opp_remove_all_dynamic(struct device * dev)304 static inline void dev_pm_opp_remove_all_dynamic(struct device *dev)
305 {
306 }
307
308 static inline int
dev_pm_opp_adjust_voltage(struct device * dev,unsigned long freq,unsigned long u_volt,unsigned long u_volt_min,unsigned long u_volt_max)309 dev_pm_opp_adjust_voltage(struct device *dev, unsigned long freq,
310 unsigned long u_volt, unsigned long u_volt_min,
311 unsigned long u_volt_max)
312 {
313 return 0;
314 }
315
dev_pm_opp_enable(struct device * dev,unsigned long freq)316 static inline int dev_pm_opp_enable(struct device *dev, unsigned long freq)
317 {
318 return 0;
319 }
320
dev_pm_opp_disable(struct device * dev,unsigned long freq)321 static inline int dev_pm_opp_disable(struct device *dev, unsigned long freq)
322 {
323 return 0;
324 }
325
dev_pm_opp_register_notifier(struct device * dev,struct notifier_block * nb)326 static inline int dev_pm_opp_register_notifier(struct device *dev, struct notifier_block *nb)
327 {
328 return -EOPNOTSUPP;
329 }
330
dev_pm_opp_unregister_notifier(struct device * dev,struct notifier_block * nb)331 static inline int dev_pm_opp_unregister_notifier(struct device *dev, struct notifier_block *nb)
332 {
333 return -EOPNOTSUPP;
334 }
335
dev_pm_opp_set_config(struct device * dev,struct dev_pm_opp_config * config)336 static inline int dev_pm_opp_set_config(struct device *dev, struct dev_pm_opp_config *config)
337 {
338 return -EOPNOTSUPP;
339 }
340
devm_pm_opp_set_config(struct device * dev,struct dev_pm_opp_config * config)341 static inline int devm_pm_opp_set_config(struct device *dev, struct dev_pm_opp_config *config)
342 {
343 return -EOPNOTSUPP;
344 }
345
dev_pm_opp_clear_config(int token)346 static inline void dev_pm_opp_clear_config(int token) {}
347
dev_pm_opp_config_clks_simple(struct device * dev,struct opp_table * opp_table,struct dev_pm_opp * opp,void * data,bool scaling_down)348 static inline int dev_pm_opp_config_clks_simple(struct device *dev,
349 struct opp_table *opp_table, struct dev_pm_opp *opp, void *data,
350 bool scaling_down)
351 {
352 return -EOPNOTSUPP;
353 }
354
dev_pm_opp_xlate_required_opp(struct opp_table * src_table,struct opp_table * dst_table,struct dev_pm_opp * src_opp)355 static inline struct dev_pm_opp *dev_pm_opp_xlate_required_opp(struct opp_table *src_table,
356 struct opp_table *dst_table, struct dev_pm_opp *src_opp)
357 {
358 return ERR_PTR(-EOPNOTSUPP);
359 }
360
dev_pm_opp_xlate_performance_state(struct opp_table * src_table,struct opp_table * dst_table,unsigned int pstate)361 static inline int dev_pm_opp_xlate_performance_state(struct opp_table *src_table, struct opp_table *dst_table, unsigned int pstate)
362 {
363 return -EOPNOTSUPP;
364 }
365
dev_pm_opp_set_rate(struct device * dev,unsigned long target_freq)366 static inline int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq)
367 {
368 return -EOPNOTSUPP;
369 }
370
dev_pm_opp_set_opp(struct device * dev,struct dev_pm_opp * opp)371 static inline int dev_pm_opp_set_opp(struct device *dev, struct dev_pm_opp *opp)
372 {
373 return -EOPNOTSUPP;
374 }
375
dev_pm_opp_set_sharing_cpus(struct device * cpu_dev,const struct cpumask * cpumask)376 static inline int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, const struct cpumask *cpumask)
377 {
378 return -EOPNOTSUPP;
379 }
380
dev_pm_opp_get_sharing_cpus(struct device * cpu_dev,struct cpumask * cpumask)381 static inline int dev_pm_opp_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask)
382 {
383 return -EINVAL;
384 }
385
dev_pm_opp_remove_table(struct device * dev)386 static inline void dev_pm_opp_remove_table(struct device *dev)
387 {
388 }
389
dev_pm_opp_cpumask_remove_table(const struct cpumask * cpumask)390 static inline void dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask)
391 {
392 }
393
dev_pm_opp_sync_regulators(struct device * dev)394 static inline int dev_pm_opp_sync_regulators(struct device *dev)
395 {
396 return -EOPNOTSUPP;
397 }
398
399 #endif /* CONFIG_PM_OPP */
400
401 #if defined(CONFIG_PM_OPP) && defined(CONFIG_OF)
402 int dev_pm_opp_of_add_table(struct device *dev);
403 int dev_pm_opp_of_add_table_indexed(struct device *dev, int index);
404 int devm_pm_opp_of_add_table_indexed(struct device *dev, int index);
405 void dev_pm_opp_of_remove_table(struct device *dev);
406 int devm_pm_opp_of_add_table(struct device *dev);
407 int dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask);
408 void dev_pm_opp_of_cpumask_remove_table(const struct cpumask *cpumask);
409 int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask);
410 struct device_node *dev_pm_opp_of_get_opp_desc_node(struct device *dev);
411 struct device_node *dev_pm_opp_get_of_node(struct dev_pm_opp *opp);
412 int of_get_required_opp_performance_state(struct device_node *np, int index);
413 int dev_pm_opp_of_find_icc_paths(struct device *dev, struct opp_table *opp_table);
414 int dev_pm_opp_of_register_em(struct device *dev, struct cpumask *cpus);
dev_pm_opp_of_unregister_em(struct device * dev)415 static inline void dev_pm_opp_of_unregister_em(struct device *dev)
416 {
417 em_dev_unregister_perf_domain(dev);
418 }
419 #else
dev_pm_opp_of_add_table(struct device * dev)420 static inline int dev_pm_opp_of_add_table(struct device *dev)
421 {
422 return -EOPNOTSUPP;
423 }
424
dev_pm_opp_of_add_table_indexed(struct device * dev,int index)425 static inline int dev_pm_opp_of_add_table_indexed(struct device *dev, int index)
426 {
427 return -EOPNOTSUPP;
428 }
429
devm_pm_opp_of_add_table_indexed(struct device * dev,int index)430 static inline int devm_pm_opp_of_add_table_indexed(struct device *dev, int index)
431 {
432 return -EOPNOTSUPP;
433 }
434
dev_pm_opp_of_remove_table(struct device * dev)435 static inline void dev_pm_opp_of_remove_table(struct device *dev)
436 {
437 }
438
devm_pm_opp_of_add_table(struct device * dev)439 static inline int devm_pm_opp_of_add_table(struct device *dev)
440 {
441 return -EOPNOTSUPP;
442 }
443
dev_pm_opp_of_cpumask_add_table(const struct cpumask * cpumask)444 static inline int dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask)
445 {
446 return -EOPNOTSUPP;
447 }
448
dev_pm_opp_of_cpumask_remove_table(const struct cpumask * cpumask)449 static inline void dev_pm_opp_of_cpumask_remove_table(const struct cpumask *cpumask)
450 {
451 }
452
dev_pm_opp_of_get_sharing_cpus(struct device * cpu_dev,struct cpumask * cpumask)453 static inline int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask)
454 {
455 return -EOPNOTSUPP;
456 }
457
dev_pm_opp_of_get_opp_desc_node(struct device * dev)458 static inline struct device_node *dev_pm_opp_of_get_opp_desc_node(struct device *dev)
459 {
460 return NULL;
461 }
462
dev_pm_opp_get_of_node(struct dev_pm_opp * opp)463 static inline struct device_node *dev_pm_opp_get_of_node(struct dev_pm_opp *opp)
464 {
465 return NULL;
466 }
467
dev_pm_opp_of_register_em(struct device * dev,struct cpumask * cpus)468 static inline int dev_pm_opp_of_register_em(struct device *dev,
469 struct cpumask *cpus)
470 {
471 return -EOPNOTSUPP;
472 }
473
dev_pm_opp_of_unregister_em(struct device * dev)474 static inline void dev_pm_opp_of_unregister_em(struct device *dev)
475 {
476 }
477
of_get_required_opp_performance_state(struct device_node * np,int index)478 static inline int of_get_required_opp_performance_state(struct device_node *np, int index)
479 {
480 return -EOPNOTSUPP;
481 }
482
dev_pm_opp_of_find_icc_paths(struct device * dev,struct opp_table * opp_table)483 static inline int dev_pm_opp_of_find_icc_paths(struct device *dev, struct opp_table *opp_table)
484 {
485 return -EOPNOTSUPP;
486 }
487 #endif
488
489 /* OPP Configuration helpers */
490
491 /* Regulators helpers */
dev_pm_opp_set_regulators(struct device * dev,const char * const names[])492 static inline int dev_pm_opp_set_regulators(struct device *dev,
493 const char * const names[])
494 {
495 struct dev_pm_opp_config config = {
496 .regulator_names = names,
497 };
498
499 return dev_pm_opp_set_config(dev, &config);
500 }
501
dev_pm_opp_put_regulators(int token)502 static inline void dev_pm_opp_put_regulators(int token)
503 {
504 dev_pm_opp_clear_config(token);
505 }
506
devm_pm_opp_set_regulators(struct device * dev,const char * const names[])507 static inline int devm_pm_opp_set_regulators(struct device *dev,
508 const char * const names[])
509 {
510 struct dev_pm_opp_config config = {
511 .regulator_names = names,
512 };
513
514 return devm_pm_opp_set_config(dev, &config);
515 }
516
517 /* Supported-hw helpers */
dev_pm_opp_set_supported_hw(struct device * dev,const u32 * versions,unsigned int count)518 static inline int dev_pm_opp_set_supported_hw(struct device *dev,
519 const u32 *versions,
520 unsigned int count)
521 {
522 struct dev_pm_opp_config config = {
523 .supported_hw = versions,
524 .supported_hw_count = count,
525 };
526
527 return dev_pm_opp_set_config(dev, &config);
528 }
529
dev_pm_opp_put_supported_hw(int token)530 static inline void dev_pm_opp_put_supported_hw(int token)
531 {
532 dev_pm_opp_clear_config(token);
533 }
534
devm_pm_opp_set_supported_hw(struct device * dev,const u32 * versions,unsigned int count)535 static inline int devm_pm_opp_set_supported_hw(struct device *dev,
536 const u32 *versions,
537 unsigned int count)
538 {
539 struct dev_pm_opp_config config = {
540 .supported_hw = versions,
541 .supported_hw_count = count,
542 };
543
544 return devm_pm_opp_set_config(dev, &config);
545 }
546
547 /* clkname helpers */
dev_pm_opp_set_clkname(struct device * dev,const char * name)548 static inline int dev_pm_opp_set_clkname(struct device *dev, const char *name)
549 {
550 const char *names[] = { name, NULL };
551 struct dev_pm_opp_config config = {
552 .clk_names = names,
553 };
554
555 return dev_pm_opp_set_config(dev, &config);
556 }
557
dev_pm_opp_put_clkname(int token)558 static inline void dev_pm_opp_put_clkname(int token)
559 {
560 dev_pm_opp_clear_config(token);
561 }
562
devm_pm_opp_set_clkname(struct device * dev,const char * name)563 static inline int devm_pm_opp_set_clkname(struct device *dev, const char *name)
564 {
565 const char *names[] = { name, NULL };
566 struct dev_pm_opp_config config = {
567 .clk_names = names,
568 };
569
570 return devm_pm_opp_set_config(dev, &config);
571 }
572
573 /* config-regulators helpers */
dev_pm_opp_set_config_regulators(struct device * dev,config_regulators_t helper)574 static inline int dev_pm_opp_set_config_regulators(struct device *dev,
575 config_regulators_t helper)
576 {
577 struct dev_pm_opp_config config = {
578 .config_regulators = helper,
579 };
580
581 return dev_pm_opp_set_config(dev, &config);
582 }
583
dev_pm_opp_put_config_regulators(int token)584 static inline void dev_pm_opp_put_config_regulators(int token)
585 {
586 dev_pm_opp_clear_config(token);
587 }
588
589 /* genpd helpers */
dev_pm_opp_attach_genpd(struct device * dev,const char * const * names,struct device *** virt_devs)590 static inline int dev_pm_opp_attach_genpd(struct device *dev,
591 const char * const *names,
592 struct device ***virt_devs)
593 {
594 struct dev_pm_opp_config config = {
595 .genpd_names = names,
596 .virt_devs = virt_devs,
597 };
598
599 return dev_pm_opp_set_config(dev, &config);
600 }
601
dev_pm_opp_detach_genpd(int token)602 static inline void dev_pm_opp_detach_genpd(int token)
603 {
604 dev_pm_opp_clear_config(token);
605 }
606
devm_pm_opp_attach_genpd(struct device * dev,const char * const * names,struct device *** virt_devs)607 static inline int devm_pm_opp_attach_genpd(struct device *dev,
608 const char * const *names,
609 struct device ***virt_devs)
610 {
611 struct dev_pm_opp_config config = {
612 .genpd_names = names,
613 .virt_devs = virt_devs,
614 };
615
616 return devm_pm_opp_set_config(dev, &config);
617 }
618
619 /* prop-name helpers */
dev_pm_opp_set_prop_name(struct device * dev,const char * name)620 static inline int dev_pm_opp_set_prop_name(struct device *dev, const char *name)
621 {
622 struct dev_pm_opp_config config = {
623 .prop_name = name,
624 };
625
626 return dev_pm_opp_set_config(dev, &config);
627 }
628
dev_pm_opp_put_prop_name(int token)629 static inline void dev_pm_opp_put_prop_name(int token)
630 {
631 dev_pm_opp_clear_config(token);
632 }
633
634 #endif /* __LINUX_OPP_H__ */
635