1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Universal power supply monitor class
4 *
5 * Copyright © 2007 Anton Vorontsov <cbou@mail.ru>
6 * Copyright © 2004 Szabolcs Gyurko
7 * Copyright © 2003 Ian Molton <spyro@f2s.com>
8 *
9 * Modified: 2004, Oct Szabolcs Gyurko
10 */
11
12 #ifndef __LINUX_POWER_SUPPLY_H__
13 #define __LINUX_POWER_SUPPLY_H__
14
15 #include <linux/device.h>
16 #include <linux/workqueue.h>
17 #include <linux/leds.h>
18 #include <linux/spinlock.h>
19 #include <linux/notifier.h>
20
21 /*
22 * All voltages, currents, charges, energies, time and temperatures in uV,
23 * µA, µAh, µWh, seconds and tenths of degree Celsius unless otherwise
24 * stated. It's driver's job to convert its raw values to units in which
25 * this class operates.
26 */
27
28 /*
29 * For systems where the charger determines the maximum battery capacity
30 * the min and max fields should be used to present these values to user
31 * space. Unused/unknown fields will not appear in sysfs.
32 */
33
34 enum {
35 POWER_SUPPLY_STATUS_UNKNOWN = 0,
36 POWER_SUPPLY_STATUS_CHARGING,
37 POWER_SUPPLY_STATUS_DISCHARGING,
38 POWER_SUPPLY_STATUS_NOT_CHARGING,
39 POWER_SUPPLY_STATUS_FULL,
40 };
41
42 /* What algorithm is the charger using? */
43 enum {
44 POWER_SUPPLY_CHARGE_TYPE_UNKNOWN = 0,
45 POWER_SUPPLY_CHARGE_TYPE_NONE,
46 POWER_SUPPLY_CHARGE_TYPE_TRICKLE, /* slow speed */
47 POWER_SUPPLY_CHARGE_TYPE_FAST, /* fast speed */
48 POWER_SUPPLY_CHARGE_TYPE_STANDARD, /* normal speed */
49 POWER_SUPPLY_CHARGE_TYPE_ADAPTIVE, /* dynamically adjusted speed */
50 POWER_SUPPLY_CHARGE_TYPE_CUSTOM, /* use CHARGE_CONTROL_* props */
51 POWER_SUPPLY_CHARGE_TYPE_LONGLIFE, /* slow speed, longer life */
52
53 /*
54 * force to 50 to minimize the chances of userspace binary
55 * incompatibility on newer upstream kernels
56 */
57 POWER_SUPPLY_CHARGE_TYPE_TAPER = 50, /* charging in CV phase */
58 };
59
60 enum {
61 POWER_SUPPLY_HEALTH_UNKNOWN = 0,
62 POWER_SUPPLY_HEALTH_GOOD,
63 POWER_SUPPLY_HEALTH_OVERHEAT,
64 POWER_SUPPLY_HEALTH_DEAD,
65 POWER_SUPPLY_HEALTH_OVERVOLTAGE,
66 POWER_SUPPLY_HEALTH_UNSPEC_FAILURE,
67 POWER_SUPPLY_HEALTH_COLD,
68 POWER_SUPPLY_HEALTH_WATCHDOG_TIMER_EXPIRE,
69 POWER_SUPPLY_HEALTH_SAFETY_TIMER_EXPIRE,
70 POWER_SUPPLY_HEALTH_OVERCURRENT,
71 POWER_SUPPLY_HEALTH_CALIBRATION_REQUIRED,
72 POWER_SUPPLY_HEALTH_WARM,
73 POWER_SUPPLY_HEALTH_COOL,
74 POWER_SUPPLY_HEALTH_HOT,
75 };
76
77 enum {
78 POWER_SUPPLY_TECHNOLOGY_UNKNOWN = 0,
79 POWER_SUPPLY_TECHNOLOGY_NiMH,
80 POWER_SUPPLY_TECHNOLOGY_LION,
81 POWER_SUPPLY_TECHNOLOGY_LIPO,
82 POWER_SUPPLY_TECHNOLOGY_LiFe,
83 POWER_SUPPLY_TECHNOLOGY_NiCd,
84 POWER_SUPPLY_TECHNOLOGY_LiMn,
85 };
86
87 enum {
88 POWER_SUPPLY_CAPACITY_LEVEL_UNKNOWN = 0,
89 POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL,
90 POWER_SUPPLY_CAPACITY_LEVEL_LOW,
91 POWER_SUPPLY_CAPACITY_LEVEL_NORMAL,
92 POWER_SUPPLY_CAPACITY_LEVEL_HIGH,
93 POWER_SUPPLY_CAPACITY_LEVEL_FULL,
94 };
95
96 enum {
97 POWER_SUPPLY_SCOPE_UNKNOWN = 0,
98 POWER_SUPPLY_SCOPE_SYSTEM,
99 POWER_SUPPLY_SCOPE_DEVICE,
100 };
101
102 enum power_supply_property {
103 /* Properties of type `int' */
104 POWER_SUPPLY_PROP_STATUS = 0,
105 POWER_SUPPLY_PROP_CHARGE_TYPE,
106 POWER_SUPPLY_PROP_HEALTH,
107 POWER_SUPPLY_PROP_PRESENT,
108 POWER_SUPPLY_PROP_ONLINE,
109 POWER_SUPPLY_PROP_AUTHENTIC,
110 POWER_SUPPLY_PROP_TECHNOLOGY,
111 POWER_SUPPLY_PROP_CYCLE_COUNT,
112 POWER_SUPPLY_PROP_VOLTAGE_MAX,
113 POWER_SUPPLY_PROP_VOLTAGE_MIN,
114 POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN,
115 POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
116 POWER_SUPPLY_PROP_VOLTAGE_NOW,
117 POWER_SUPPLY_PROP_VOLTAGE_AVG,
118 POWER_SUPPLY_PROP_VOLTAGE_OCV,
119 POWER_SUPPLY_PROP_VOLTAGE_BOOT,
120 POWER_SUPPLY_PROP_CURRENT_MAX,
121 POWER_SUPPLY_PROP_CURRENT_NOW,
122 POWER_SUPPLY_PROP_CURRENT_AVG,
123 POWER_SUPPLY_PROP_CURRENT_BOOT,
124 POWER_SUPPLY_PROP_POWER_NOW,
125 POWER_SUPPLY_PROP_POWER_AVG,
126 POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
127 POWER_SUPPLY_PROP_CHARGE_EMPTY_DESIGN,
128 POWER_SUPPLY_PROP_CHARGE_FULL,
129 POWER_SUPPLY_PROP_CHARGE_EMPTY,
130 POWER_SUPPLY_PROP_CHARGE_NOW,
131 POWER_SUPPLY_PROP_CHARGE_AVG,
132 POWER_SUPPLY_PROP_CHARGE_COUNTER,
133 POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT,
134 POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX,
135 POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE,
136 POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX,
137 POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT,
138 POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX,
139 POWER_SUPPLY_PROP_CHARGE_CONTROL_START_THRESHOLD, /* in percents! */
140 POWER_SUPPLY_PROP_CHARGE_CONTROL_END_THRESHOLD, /* in percents! */
141 POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT,
142 POWER_SUPPLY_PROP_INPUT_VOLTAGE_LIMIT,
143 POWER_SUPPLY_PROP_INPUT_POWER_LIMIT,
144 POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN,
145 POWER_SUPPLY_PROP_ENERGY_EMPTY_DESIGN,
146 POWER_SUPPLY_PROP_ENERGY_FULL,
147 POWER_SUPPLY_PROP_ENERGY_EMPTY,
148 POWER_SUPPLY_PROP_ENERGY_NOW,
149 POWER_SUPPLY_PROP_ENERGY_AVG,
150 POWER_SUPPLY_PROP_CAPACITY, /* in percents! */
151 POWER_SUPPLY_PROP_CAPACITY_ALERT_MIN, /* in percents! */
152 POWER_SUPPLY_PROP_CAPACITY_ALERT_MAX, /* in percents! */
153 POWER_SUPPLY_PROP_CAPACITY_ERROR_MARGIN, /* in percents! */
154 POWER_SUPPLY_PROP_CAPACITY_LEVEL,
155 POWER_SUPPLY_PROP_TEMP,
156 POWER_SUPPLY_PROP_TEMP_MAX,
157 POWER_SUPPLY_PROP_TEMP_MIN,
158 POWER_SUPPLY_PROP_TEMP_ALERT_MIN,
159 POWER_SUPPLY_PROP_TEMP_ALERT_MAX,
160 POWER_SUPPLY_PROP_TEMP_AMBIENT,
161 POWER_SUPPLY_PROP_TEMP_AMBIENT_ALERT_MIN,
162 POWER_SUPPLY_PROP_TEMP_AMBIENT_ALERT_MAX,
163 POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW,
164 POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG,
165 POWER_SUPPLY_PROP_TIME_TO_FULL_NOW,
166 POWER_SUPPLY_PROP_TIME_TO_FULL_AVG,
167 POWER_SUPPLY_PROP_TYPE, /* use power_supply.type instead */
168 POWER_SUPPLY_PROP_USB_TYPE,
169 POWER_SUPPLY_PROP_SCOPE,
170 POWER_SUPPLY_PROP_PRECHARGE_CURRENT,
171 POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT,
172 POWER_SUPPLY_PROP_CALIBRATE,
173 POWER_SUPPLY_PROP_MANUFACTURE_YEAR,
174 POWER_SUPPLY_PROP_MANUFACTURE_MONTH,
175 POWER_SUPPLY_PROP_MANUFACTURE_DAY,
176 /* Properties of type `const char *' */
177 POWER_SUPPLY_PROP_MODEL_NAME,
178 POWER_SUPPLY_PROP_MANUFACTURER,
179 POWER_SUPPLY_PROP_SERIAL_NUMBER,
180 };
181
182 enum power_supply_type {
183 POWER_SUPPLY_TYPE_UNKNOWN = 0,
184 POWER_SUPPLY_TYPE_BATTERY,
185 POWER_SUPPLY_TYPE_UPS,
186 POWER_SUPPLY_TYPE_MAINS,
187 POWER_SUPPLY_TYPE_USB, /* Standard Downstream Port */
188 POWER_SUPPLY_TYPE_USB_DCP, /* Dedicated Charging Port */
189 POWER_SUPPLY_TYPE_USB_CDP, /* Charging Downstream Port */
190 POWER_SUPPLY_TYPE_USB_ACA, /* Accessory Charger Adapters */
191 POWER_SUPPLY_TYPE_USB_TYPE_C, /* Type C Port */
192 POWER_SUPPLY_TYPE_USB_PD, /* Power Delivery Port */
193 POWER_SUPPLY_TYPE_USB_PD_DRP, /* PD Dual Role Port */
194 POWER_SUPPLY_TYPE_APPLE_BRICK_ID, /* Apple Charging Method */
195 POWER_SUPPLY_TYPE_WIRELESS, /* Wireless */
196 };
197
198 enum power_supply_usb_type {
199 POWER_SUPPLY_USB_TYPE_UNKNOWN = 0,
200 POWER_SUPPLY_USB_TYPE_SDP, /* Standard Downstream Port */
201 POWER_SUPPLY_USB_TYPE_DCP, /* Dedicated Charging Port */
202 POWER_SUPPLY_USB_TYPE_CDP, /* Charging Downstream Port */
203 POWER_SUPPLY_USB_TYPE_ACA, /* Accessory Charger Adapters */
204 POWER_SUPPLY_USB_TYPE_C, /* Type C Port */
205 POWER_SUPPLY_USB_TYPE_PD, /* Power Delivery Port */
206 POWER_SUPPLY_USB_TYPE_PD_DRP, /* PD Dual Role Port */
207 POWER_SUPPLY_USB_TYPE_PD_PPS, /* PD Programmable Power Supply */
208 POWER_SUPPLY_USB_TYPE_APPLE_BRICK_ID, /* Apple Charging Method */
209 };
210
211 enum power_supply_notifier_events {
212 PSY_EVENT_PROP_CHANGED,
213 };
214
215 union power_supply_propval {
216 int intval;
217 const char *strval;
218 };
219
220 struct device_node;
221 struct power_supply;
222
223 /* Run-time specific power supply configuration */
224 struct power_supply_config {
225 struct device_node *of_node;
226 struct fwnode_handle *fwnode;
227
228 /* Driver private data */
229 void *drv_data;
230
231 /* Device specific sysfs attributes */
232 const struct attribute_group **attr_grp;
233
234 char **supplied_to;
235 size_t num_supplicants;
236 };
237
238 /* Description of power supply */
239 struct power_supply_desc {
240 const char *name;
241 enum power_supply_type type;
242 const enum power_supply_usb_type *usb_types;
243 size_t num_usb_types;
244 const enum power_supply_property *properties;
245 size_t num_properties;
246
247 /*
248 * Functions for drivers implementing power supply class.
249 * These shouldn't be called directly by other drivers for accessing
250 * this power supply. Instead use power_supply_*() functions (for
251 * example power_supply_get_property()).
252 */
253 int (*get_property)(struct power_supply *psy, enum power_supply_property psp, union power_supply_propval *val);
254 int (*set_property)(struct power_supply *psy, enum power_supply_property psp,
255 const union power_supply_propval *val);
256 /*
257 * property_is_writeable() will be called during registration
258 * of power supply. If this happens during device probe then it must
259 * not access internal data of device (because probe did not end).
260 */
261 int (*property_is_writeable)(struct power_supply *psy, enum power_supply_property psp);
262 void (*external_power_changed)(struct power_supply *psy);
263 void (*set_charged)(struct power_supply *psy);
264
265 /*
266 * Set if thermal zone should not be created for this power supply.
267 * For example for virtual supplies forwarding calls to actual
268 * sensors or other supplies.
269 */
270 bool no_thermal;
271 /* For APM emulation, think legacy userspace. */
272 int use_for_apm;
273 };
274
275 struct power_supply {
276 const struct power_supply_desc *desc;
277
278 char **supplied_to;
279 size_t num_supplicants;
280
281 char **supplied_from;
282 size_t num_supplies;
283 struct device_node *of_node;
284
285 /* Driver private data */
286 void *drv_data;
287
288 /* private */
289 struct device dev;
290 struct work_struct changed_work;
291 struct delayed_work deferred_register_work;
292 spinlock_t changed_lock;
293 bool changed;
294 bool initialized;
295 bool removing;
296 atomic_t use_cnt;
297 #ifdef CONFIG_THERMAL
298 struct thermal_zone_device *tzd;
299 struct thermal_cooling_device *tcd;
300 #endif
301
302 #ifdef CONFIG_LEDS_TRIGGERS
303 struct led_trigger *charging_full_trig;
304 char *charging_full_trig_name;
305 struct led_trigger *charging_trig;
306 char *charging_trig_name;
307 struct led_trigger *full_trig;
308 char *full_trig_name;
309 struct led_trigger *online_trig;
310 char *online_trig_name;
311 struct led_trigger *charging_blink_full_solid_trig;
312 char *charging_blink_full_solid_trig_name;
313 #endif
314 };
315
316 /*
317 * This is recommended structure to specify static power supply parameters.
318 * Generic one, parametrizable for different power supplies. Power supply
319 * class itself does not use it, but that's what implementing most platform
320 * drivers, should try reuse for consistency.
321 */
322
323 struct power_supply_info {
324 const char *name;
325 int technology;
326 int voltage_max_design;
327 int voltage_min_design;
328 int charge_full_design;
329 int charge_empty_design;
330 int energy_full_design;
331 int energy_empty_design;
332 int use_for_apm;
333 };
334
335 struct power_supply_battery_ocv_table {
336 int ocv; /* microVolts */
337 int capacity; /* percent */
338 };
339
340 struct power_supply_resistance_temp_table {
341 int temp; /* celsius */
342 int resistance; /* internal resistance percent */
343 };
344
345 #define POWER_SUPPLY_OCV_TEMP_MAX 20
346
347 /*
348 * This is the recommended struct to manage static battery parameters,
349 * populated by power_supply_get_battery_info(). Most platform drivers should
350 * use these for consistency.
351 * Its field names must correspond to elements in enum power_supply_property.
352 * The default field value is -EINVAL.
353 * Power supply class itself doesn't use this.
354 */
355
356 struct power_supply_battery_info {
357 int energy_full_design_uwh; /* microWatt-hours */
358 int charge_full_design_uah; /* microAmp-hours */
359 int voltage_min_design_uv; /* microVolts */
360 int voltage_max_design_uv; /* microVolts */
361 int tricklecharge_current_ua; /* microAmps */
362 int precharge_current_ua; /* microAmps */
363 int precharge_voltage_max_uv; /* microVolts */
364 int charge_term_current_ua; /* microAmps */
365 int charge_restart_voltage_uv; /* microVolts */
366 int overvoltage_limit_uv; /* microVolts */
367 int constant_charge_current_max_ua; /* microAmps */
368 int constant_charge_voltage_max_uv; /* microVolts */
369 int factory_internal_resistance_uohm; /* microOhms */
370 int ocv_temp[POWER_SUPPLY_OCV_TEMP_MAX]; /* celsius */
371 int temp_ambient_alert_min; /* celsius */
372 int temp_ambient_alert_max; /* celsius */
373 int temp_alert_min; /* celsius */
374 int temp_alert_max; /* celsius */
375 int temp_min; /* celsius */
376 int temp_max; /* celsius */
377 struct power_supply_battery_ocv_table *ocv_table[POWER_SUPPLY_OCV_TEMP_MAX];
378 int ocv_table_size[POWER_SUPPLY_OCV_TEMP_MAX];
379 struct power_supply_resistance_temp_table *resist_table;
380 int resist_table_size;
381 };
382
383 extern struct atomic_notifier_head power_supply_notifier;
384 extern int power_supply_reg_notifier(struct notifier_block *nb);
385 extern void power_supply_unreg_notifier(struct notifier_block *nb);
386 extern struct power_supply *power_supply_get_by_name(const char *name);
387 extern void power_supply_put(struct power_supply *psy);
388 #ifdef CONFIG_OF
389 extern struct power_supply *power_supply_get_by_phandle(struct device_node *np, const char *property);
390 extern int power_supply_get_by_phandle_array(struct device_node *np, const char *property, struct power_supply **psy,
391 ssize_t size);
392 extern struct power_supply *devm_power_supply_get_by_phandle(struct device *dev, const char *property);
393 #else /* !CONFIG_OF */
power_supply_get_by_phandle(struct device_node * np,const char * property)394 static inline struct power_supply *power_supply_get_by_phandle(struct device_node *np, const char *property)
395 {
396 return NULL;
397 }
power_supply_get_by_phandle_array(struct device_node * np,const char * property,struct power_supply ** psy,int size)398 static inline int power_supply_get_by_phandle_array(struct device_node *np, const char *property,
399 struct power_supply **psy, int size)
400 {
401 return 0;
402 }
devm_power_supply_get_by_phandle(struct device * dev,const char * property)403 static inline struct power_supply *devm_power_supply_get_by_phandle(struct device *dev, const char *property)
404 {
405 return NULL;
406 }
407 #endif /* CONFIG_OF */
408
409 extern int power_supply_get_battery_info(struct power_supply *psy, struct power_supply_battery_info *info);
410 extern void power_supply_put_battery_info(struct power_supply *psy, struct power_supply_battery_info *info);
411 extern int power_supply_ocv2cap_simple(struct power_supply_battery_ocv_table *table, int table_len, int ocv);
412 extern struct power_supply_battery_ocv_table *power_supply_find_ocv2cap_table(struct power_supply_battery_info *info,
413 int temp, int *table_len);
414 extern int power_supply_batinfo_ocv2cap(struct power_supply_battery_info *info, int ocv, int temp);
415 extern int power_supply_temp2resist_simple(struct power_supply_resistance_temp_table *table, int table_len, int temp);
416 extern void power_supply_changed(struct power_supply *psy);
417 extern int power_supply_am_i_supplied(struct power_supply *psy);
418 extern int power_supply_set_input_current_limit_from_supplier(struct power_supply *psy);
419 extern int power_supply_set_battery_charged(struct power_supply *psy);
420
421 #ifdef CONFIG_POWER_SUPPLY
422 extern int power_supply_is_system_supplied(void);
423 #else
power_supply_is_system_supplied(void)424 static inline int power_supply_is_system_supplied(void)
425 {
426 return -ENOSYS;
427 }
428 #endif
429
430 extern int power_supply_get_property(struct power_supply *psy, enum power_supply_property psp,
431 union power_supply_propval *val);
432 #if IS_ENABLED(CONFIG_POWER_SUPPLY)
433 extern int power_supply_set_property(struct power_supply *psy, enum power_supply_property psp,
434 const union power_supply_propval *val);
435 #else
power_supply_set_property(struct power_supply * psy,enum power_supply_property psp,const union power_supply_propval * val)436 static inline int power_supply_set_property(struct power_supply *psy, enum power_supply_property psp,
437 const union power_supply_propval *val)
438 {
439 return 0;
440 }
441 #endif
442 extern int power_supply_property_is_writeable(struct power_supply *psy, enum power_supply_property psp);
443 extern void power_supply_external_power_changed(struct power_supply *psy);
444
445 extern struct power_supply *__must_check power_supply_register(struct device *parent,
446 const struct power_supply_desc *desc,
447 const struct power_supply_config *cfg);
448 extern struct power_supply *__must_check power_supply_register_no_ws(struct device *parent,
449 const struct power_supply_desc *desc,
450 const struct power_supply_config *cfg);
451 extern struct power_supply *__must_check devm_power_supply_register(struct device *parent,
452 const struct power_supply_desc *desc,
453 const struct power_supply_config *cfg);
454 extern struct power_supply *__must_check devm_power_supply_register_no_ws(struct device *parent,
455 const struct power_supply_desc *desc,
456 const struct power_supply_config *cfg);
457 extern void power_supply_unregister(struct power_supply *psy);
458 extern int power_supply_powers(struct power_supply *psy, struct device *dev);
459
460 #define to_power_supply(device) container_of(device, struct power_supply, dev)
461
462 extern void *power_supply_get_drvdata(struct power_supply *psy);
463 /* For APM emulation, think legacy userspace. */
464 extern struct class *power_supply_class;
465
power_supply_is_amp_property(enum power_supply_property psp)466 static inline bool power_supply_is_amp_property(enum power_supply_property psp)
467 {
468 switch (psp) {
469 case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN:
470 case POWER_SUPPLY_PROP_CHARGE_EMPTY_DESIGN:
471 case POWER_SUPPLY_PROP_CHARGE_FULL:
472 case POWER_SUPPLY_PROP_CHARGE_EMPTY:
473 case POWER_SUPPLY_PROP_CHARGE_NOW:
474 case POWER_SUPPLY_PROP_CHARGE_AVG:
475 case POWER_SUPPLY_PROP_CHARGE_COUNTER:
476 case POWER_SUPPLY_PROP_PRECHARGE_CURRENT:
477 case POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT:
478 case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT:
479 case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX:
480 case POWER_SUPPLY_PROP_CURRENT_MAX:
481 case POWER_SUPPLY_PROP_CURRENT_NOW:
482 case POWER_SUPPLY_PROP_CURRENT_AVG:
483 case POWER_SUPPLY_PROP_CURRENT_BOOT:
484 return 1;
485 default:
486 break;
487 }
488
489 return 0;
490 }
491
power_supply_is_watt_property(enum power_supply_property psp)492 static inline bool power_supply_is_watt_property(enum power_supply_property psp)
493 {
494 switch (psp) {
495 case POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN:
496 case POWER_SUPPLY_PROP_ENERGY_EMPTY_DESIGN:
497 case POWER_SUPPLY_PROP_ENERGY_FULL:
498 case POWER_SUPPLY_PROP_ENERGY_EMPTY:
499 case POWER_SUPPLY_PROP_ENERGY_NOW:
500 case POWER_SUPPLY_PROP_ENERGY_AVG:
501 case POWER_SUPPLY_PROP_VOLTAGE_MAX:
502 case POWER_SUPPLY_PROP_VOLTAGE_MIN:
503 case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN:
504 case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN:
505 case POWER_SUPPLY_PROP_VOLTAGE_NOW:
506 case POWER_SUPPLY_PROP_VOLTAGE_AVG:
507 case POWER_SUPPLY_PROP_VOLTAGE_OCV:
508 case POWER_SUPPLY_PROP_VOLTAGE_BOOT:
509 case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE:
510 case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX:
511 case POWER_SUPPLY_PROP_POWER_NOW:
512 return 1;
513 default:
514 break;
515 }
516
517 return 0;
518 }
519
520 #ifdef CONFIG_POWER_SUPPLY_HWMON
521 int power_supply_add_hwmon_sysfs(struct power_supply *psy);
522 void power_supply_remove_hwmon_sysfs(struct power_supply *psy);
523 #else
power_supply_add_hwmon_sysfs(struct power_supply * psy)524 static inline int power_supply_add_hwmon_sysfs(struct power_supply *psy)
525 {
526 return 0;
527 }
528
power_supply_remove_hwmon_sysfs(struct power_supply * psy)529 static inline void power_supply_remove_hwmon_sysfs(struct power_supply *psy)
530 {
531 }
532 #endif
533
534 #endif /* __LINUX_POWER_SUPPLY_H__ */
535