1 /* SPDX-License-Identifier: GPL-2.0-only */
3  * Generic OPP Interface
5  * Copyright (C) 2009-2010 Texas Instruments Incorporated.
31  * struct dev_pm_opp_supply - Power supply voltage/current values
32  * @u_volt:	Target voltage in microvolts corresponding to this OPP
33  * @u_volt_min:	Minimum voltage in microvolts corresponding to this OPP
34  * @u_volt_max:	Maximum voltage in microvolts corresponding to this OPP
54 			struct dev_pm_opp *opp, void *data, bool scaling_down);
57  * struct dev_pm_opp_config - Device OPP configuration values
65  * @required_dev: The required OPP device.
66  * @required_dev_index: The index of the required OPP for the @required_dev.
68  * This structure contains platform specific OPP configurations for the device.
86  * struct dev_pm_opp_data - The data to use to initialize an OPP.
87  * @turbo: Flag to indicate whether the OPP is to be marked turbo or not.
88  * @level: The performance level for the OPP. Set level to OPP_LEVEL_UNSET if
89  * level field isn't used.
90  * @freq: The clock rate in Hz for the OPP.
91  * @u_volt: The voltage in uV for the OPP.
95 	unsigned int level;  member
106 unsigned long dev_pm_opp_get_bw(struct dev_pm_opp *opp, bool peak, int index);
108 unsigned long dev_pm_opp_get_voltage(struct dev_pm_opp *opp);
110 int dev_pm_opp_get_supplies(struct dev_pm_opp *opp, struct dev_pm_opp_supply *supplies);
112 unsigned long dev_pm_opp_get_power(struct dev_pm_opp *opp);
114 unsigned long dev_pm_opp_get_freq_indexed(struct dev_pm_opp *opp, u32 index);
116 unsigned int dev_pm_opp_get_level(struct dev_pm_opp *opp);
118 unsigned int dev_pm_opp_get_required_pstate(struct dev_pm_opp *opp,
121 bool dev_pm_opp_is_turbo(struct dev_pm_opp *opp);
150 					       unsigned int level);
153 					      unsigned int *level);
156 					       unsigned int *level);
164 void dev_pm_opp_get(struct dev_pm_opp *opp);
165 void dev_pm_opp_put(struct dev_pm_opp *opp);
167 int dev_pm_opp_add_dynamic(struct device *dev, struct dev_pm_opp_data *opp);
187 		struct opp_table *opp_table, struct dev_pm_opp *opp, void *data,
193 int dev_pm_opp_set_opp(struct device *dev, struct dev_pm_opp *opp);
202 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_get_opp_table()
207 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_get_opp_table_indexed()
214 static inline unsigned long dev_pm_opp_get_bw(struct dev_pm_opp *opp, bool peak, int index)  in dev_pm_opp_get_bw()  argument
219 static inline unsigned long dev_pm_opp_get_voltage(struct dev_pm_opp *opp)  in dev_pm_opp_get_voltage()  argument
224 static inline int dev_pm_opp_get_supplies(struct dev_pm_opp *opp, struct dev_pm_opp_supply *supplie…  in dev_pm_opp_get_supplies()  argument
226 	return -EOPNOTSUPP;  in dev_pm_opp_get_supplies()
229 static inline unsigned long dev_pm_opp_get_power(struct dev_pm_opp *opp)  in dev_pm_opp_get_power()  argument
234 static inline unsigned long dev_pm_opp_get_freq_indexed(struct dev_pm_opp *opp, u32 index)  in dev_pm_opp_get_freq_indexed()  argument
239 static inline unsigned int dev_pm_opp_get_level(struct dev_pm_opp *opp)  in dev_pm_opp_get_level()  argument
245 unsigned int dev_pm_opp_get_required_pstate(struct dev_pm_opp *opp,  in dev_pm_opp_get_required_pstate()  argument
251 static inline bool dev_pm_opp_is_turbo(struct dev_pm_opp *opp)  in dev_pm_opp_is_turbo()  argument
284 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_find_freq_exact()
291 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_find_freq_exact_indexed()
297 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_find_freq_floor()
303 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_find_freq_floor_indexed()
309 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_find_freq_ceil()
315 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_find_freq_ceil_indexed()
319 					unsigned int level)  in dev_pm_opp_find_level_exact()  argument
321 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_find_level_exact()
325 					unsigned int *level)  in dev_pm_opp_find_level_ceil()  argument
327 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_find_level_ceil()
331 							     unsigned int *level)  in dev_pm_opp_find_level_floor()  argument
333 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_find_level_floor()
339 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_find_bw_ceil()
345 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_find_bw_floor()
348 static inline void dev_pm_opp_get(struct dev_pm_opp *opp) {}  in dev_pm_opp_get()  argument
350 static inline void dev_pm_opp_put(struct dev_pm_opp *opp) {}  in dev_pm_opp_put()  argument
353 dev_pm_opp_add_dynamic(struct device *dev, struct dev_pm_opp_data *opp)  in dev_pm_opp_add_dynamic()  argument
355 	return -EOPNOTSUPP;  in dev_pm_opp_add_dynamic()
386 	return -EOPNOTSUPP;  in dev_pm_opp_register_notifier()
391 	return -EOPNOTSUPP;  in dev_pm_opp_unregister_notifier()
396 	return -EOPNOTSUPP;  in dev_pm_opp_set_config()
401 	return -EOPNOTSUPP;  in devm_pm_opp_set_config()
407 		struct opp_table *opp_table, struct dev_pm_opp *opp, void *data,  in dev_pm_opp_config_clks_simple()  argument
410 	return -EOPNOTSUPP;  in dev_pm_opp_config_clks_simple()
416 	return ERR_PTR(-EOPNOTSUPP);  in dev_pm_opp_xlate_required_opp()
421 	return -EOPNOTSUPP;  in dev_pm_opp_xlate_performance_state()
426 	return -EOPNOTSUPP;  in dev_pm_opp_set_rate()
429 static inline int dev_pm_opp_set_opp(struct device *dev, struct dev_pm_opp *opp)  in dev_pm_opp_set_opp()  argument
431 	return -EOPNOTSUPP;  in dev_pm_opp_set_opp()
436 	return -EOPNOTSUPP;  in dev_pm_opp_set_sharing_cpus()
441 	return -EINVAL;  in dev_pm_opp_get_sharing_cpus()
454 	return -EOPNOTSUPP;  in dev_pm_opp_sync_regulators()
465 	return -EINVAL;  in dev_pm_opp_init_cpufreq_table()
484 struct device_node *dev_pm_opp_get_of_node(struct dev_pm_opp *opp);
498 	return -EOPNOTSUPP;  in dev_pm_opp_of_add_table()
503 	return -EOPNOTSUPP;  in dev_pm_opp_of_add_table_indexed()
508 	return -EOPNOTSUPP;  in devm_pm_opp_of_add_table_indexed()
517 	return -EOPNOTSUPP;  in devm_pm_opp_of_add_table()
522 	return -EOPNOTSUPP;  in dev_pm_opp_of_cpumask_add_table()
531 	return -EOPNOTSUPP;  in dev_pm_opp_of_get_sharing_cpus()
539 static inline struct device_node *dev_pm_opp_get_of_node(struct dev_pm_opp *opp)  in dev_pm_opp_get_of_node()  argument
547 	return -EOPNOTSUPP;  in dev_pm_opp_of_register_em()
557 	return -EOPNOTSUPP;  in dev_pm_opp_calc_power()
562 	return -EOPNOTSUPP;  in of_get_required_opp_performance_state()
572 	return -EOPNOTSUPP;  in dev_pm_opp_of_find_icc_paths()
576 /* OPP Configuration helpers */
615 /* Supported-hw helpers */
671 /* config-regulators helpers */
687 /* prop-name helpers */
702 static inline unsigned long dev_pm_opp_get_freq(struct dev_pm_opp *opp)  in dev_pm_opp_get_freq()  argument
704 	return dev_pm_opp_get_freq_indexed(opp, 0);  in dev_pm_opp_get_freq()