1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | hwmon.h - part of lm_sensors, Linux kernel modules for hardware monitoring |
4 | |
5 | This file declares helper functions for the sysfs class "hwmon", |
6 | for use by sensors drivers. |
7 | |
8 | Copyright (C) 2005 Mark M. Hoffman <mhoffman@lightlink.com> |
9 | |
10 | */ |
11 | |
12 | #ifndef _HWMON_H_ |
13 | #define _HWMON_H_ |
14 | |
15 | #include <linux/bitops.h> |
16 | |
17 | struct device; |
18 | struct attribute_group; |
19 | |
20 | enum hwmon_sensor_types { |
21 | hwmon_chip, |
22 | hwmon_temp, |
23 | hwmon_in, |
24 | hwmon_curr, |
25 | hwmon_power, |
26 | hwmon_energy, |
27 | hwmon_humidity, |
28 | hwmon_fan, |
29 | hwmon_pwm, |
30 | hwmon_intrusion, |
31 | hwmon_max, |
32 | }; |
33 | |
34 | enum hwmon_chip_attributes { |
35 | hwmon_chip_temp_reset_history, |
36 | hwmon_chip_in_reset_history, |
37 | hwmon_chip_curr_reset_history, |
38 | hwmon_chip_power_reset_history, |
39 | hwmon_chip_register_tz, |
40 | hwmon_chip_update_interval, |
41 | hwmon_chip_alarms, |
42 | hwmon_chip_samples, |
43 | hwmon_chip_curr_samples, |
44 | hwmon_chip_in_samples, |
45 | hwmon_chip_power_samples, |
46 | hwmon_chip_temp_samples, |
47 | hwmon_chip_beep_enable, |
48 | }; |
49 | |
50 | #define HWMON_C_TEMP_RESET_HISTORY BIT(hwmon_chip_temp_reset_history) |
51 | #define HWMON_C_IN_RESET_HISTORY BIT(hwmon_chip_in_reset_history) |
52 | #define HWMON_C_CURR_RESET_HISTORY BIT(hwmon_chip_curr_reset_history) |
53 | #define HWMON_C_POWER_RESET_HISTORY BIT(hwmon_chip_power_reset_history) |
54 | #define HWMON_C_REGISTER_TZ BIT(hwmon_chip_register_tz) |
55 | #define HWMON_C_UPDATE_INTERVAL BIT(hwmon_chip_update_interval) |
56 | #define HWMON_C_ALARMS BIT(hwmon_chip_alarms) |
57 | #define HWMON_C_SAMPLES BIT(hwmon_chip_samples) |
58 | #define HWMON_C_CURR_SAMPLES BIT(hwmon_chip_curr_samples) |
59 | #define HWMON_C_IN_SAMPLES BIT(hwmon_chip_in_samples) |
60 | #define HWMON_C_POWER_SAMPLES BIT(hwmon_chip_power_samples) |
61 | #define HWMON_C_TEMP_SAMPLES BIT(hwmon_chip_temp_samples) |
62 | #define HWMON_C_BEEP_ENABLE BIT(hwmon_chip_beep_enable) |
63 | |
64 | enum hwmon_temp_attributes { |
65 | hwmon_temp_enable, |
66 | hwmon_temp_input, |
67 | hwmon_temp_type, |
68 | hwmon_temp_lcrit, |
69 | hwmon_temp_lcrit_hyst, |
70 | hwmon_temp_min, |
71 | hwmon_temp_min_hyst, |
72 | hwmon_temp_max, |
73 | hwmon_temp_max_hyst, |
74 | hwmon_temp_crit, |
75 | hwmon_temp_crit_hyst, |
76 | hwmon_temp_emergency, |
77 | hwmon_temp_emergency_hyst, |
78 | hwmon_temp_alarm, |
79 | hwmon_temp_lcrit_alarm, |
80 | hwmon_temp_min_alarm, |
81 | hwmon_temp_max_alarm, |
82 | hwmon_temp_crit_alarm, |
83 | hwmon_temp_emergency_alarm, |
84 | hwmon_temp_fault, |
85 | hwmon_temp_offset, |
86 | hwmon_temp_label, |
87 | hwmon_temp_lowest, |
88 | hwmon_temp_highest, |
89 | hwmon_temp_reset_history, |
90 | hwmon_temp_rated_min, |
91 | hwmon_temp_rated_max, |
92 | hwmon_temp_beep, |
93 | }; |
94 | |
95 | #define HWMON_T_ENABLE BIT(hwmon_temp_enable) |
96 | #define HWMON_T_INPUT BIT(hwmon_temp_input) |
97 | #define HWMON_T_TYPE BIT(hwmon_temp_type) |
98 | #define HWMON_T_LCRIT BIT(hwmon_temp_lcrit) |
99 | #define HWMON_T_LCRIT_HYST BIT(hwmon_temp_lcrit_hyst) |
100 | #define HWMON_T_MIN BIT(hwmon_temp_min) |
101 | #define HWMON_T_MIN_HYST BIT(hwmon_temp_min_hyst) |
102 | #define HWMON_T_MAX BIT(hwmon_temp_max) |
103 | #define HWMON_T_MAX_HYST BIT(hwmon_temp_max_hyst) |
104 | #define HWMON_T_CRIT BIT(hwmon_temp_crit) |
105 | #define HWMON_T_CRIT_HYST BIT(hwmon_temp_crit_hyst) |
106 | #define HWMON_T_EMERGENCY BIT(hwmon_temp_emergency) |
107 | #define HWMON_T_EMERGENCY_HYST BIT(hwmon_temp_emergency_hyst) |
108 | #define HWMON_T_ALARM BIT(hwmon_temp_alarm) |
109 | #define HWMON_T_MIN_ALARM BIT(hwmon_temp_min_alarm) |
110 | #define HWMON_T_MAX_ALARM BIT(hwmon_temp_max_alarm) |
111 | #define HWMON_T_CRIT_ALARM BIT(hwmon_temp_crit_alarm) |
112 | #define HWMON_T_LCRIT_ALARM BIT(hwmon_temp_lcrit_alarm) |
113 | #define HWMON_T_EMERGENCY_ALARM BIT(hwmon_temp_emergency_alarm) |
114 | #define HWMON_T_FAULT BIT(hwmon_temp_fault) |
115 | #define HWMON_T_OFFSET BIT(hwmon_temp_offset) |
116 | #define HWMON_T_LABEL BIT(hwmon_temp_label) |
117 | #define HWMON_T_LOWEST BIT(hwmon_temp_lowest) |
118 | #define HWMON_T_HIGHEST BIT(hwmon_temp_highest) |
119 | #define HWMON_T_RESET_HISTORY BIT(hwmon_temp_reset_history) |
120 | #define HWMON_T_RATED_MIN BIT(hwmon_temp_rated_min) |
121 | #define HWMON_T_RATED_MAX BIT(hwmon_temp_rated_max) |
122 | #define HWMON_T_BEEP BIT(hwmon_temp_beep) |
123 | |
124 | enum hwmon_in_attributes { |
125 | hwmon_in_enable, |
126 | hwmon_in_input, |
127 | hwmon_in_min, |
128 | hwmon_in_max, |
129 | hwmon_in_lcrit, |
130 | hwmon_in_crit, |
131 | hwmon_in_average, |
132 | hwmon_in_lowest, |
133 | hwmon_in_highest, |
134 | hwmon_in_reset_history, |
135 | hwmon_in_label, |
136 | hwmon_in_alarm, |
137 | hwmon_in_min_alarm, |
138 | hwmon_in_max_alarm, |
139 | hwmon_in_lcrit_alarm, |
140 | hwmon_in_crit_alarm, |
141 | hwmon_in_rated_min, |
142 | hwmon_in_rated_max, |
143 | hwmon_in_beep, |
144 | }; |
145 | |
146 | #define HWMON_I_ENABLE BIT(hwmon_in_enable) |
147 | #define HWMON_I_INPUT BIT(hwmon_in_input) |
148 | #define HWMON_I_MIN BIT(hwmon_in_min) |
149 | #define HWMON_I_MAX BIT(hwmon_in_max) |
150 | #define HWMON_I_LCRIT BIT(hwmon_in_lcrit) |
151 | #define HWMON_I_CRIT BIT(hwmon_in_crit) |
152 | #define HWMON_I_AVERAGE BIT(hwmon_in_average) |
153 | #define HWMON_I_LOWEST BIT(hwmon_in_lowest) |
154 | #define HWMON_I_HIGHEST BIT(hwmon_in_highest) |
155 | #define HWMON_I_RESET_HISTORY BIT(hwmon_in_reset_history) |
156 | #define HWMON_I_LABEL BIT(hwmon_in_label) |
157 | #define HWMON_I_ALARM BIT(hwmon_in_alarm) |
158 | #define HWMON_I_MIN_ALARM BIT(hwmon_in_min_alarm) |
159 | #define HWMON_I_MAX_ALARM BIT(hwmon_in_max_alarm) |
160 | #define HWMON_I_LCRIT_ALARM BIT(hwmon_in_lcrit_alarm) |
161 | #define HWMON_I_CRIT_ALARM BIT(hwmon_in_crit_alarm) |
162 | #define HWMON_I_RATED_MIN BIT(hwmon_in_rated_min) |
163 | #define HWMON_I_RATED_MAX BIT(hwmon_in_rated_max) |
164 | #define HWMON_I_BEEP BIT(hwmon_in_beep) |
165 | |
166 | enum hwmon_curr_attributes { |
167 | hwmon_curr_enable, |
168 | hwmon_curr_input, |
169 | hwmon_curr_min, |
170 | hwmon_curr_max, |
171 | hwmon_curr_lcrit, |
172 | hwmon_curr_crit, |
173 | hwmon_curr_average, |
174 | hwmon_curr_lowest, |
175 | hwmon_curr_highest, |
176 | hwmon_curr_reset_history, |
177 | hwmon_curr_label, |
178 | hwmon_curr_alarm, |
179 | hwmon_curr_min_alarm, |
180 | hwmon_curr_max_alarm, |
181 | hwmon_curr_lcrit_alarm, |
182 | hwmon_curr_crit_alarm, |
183 | hwmon_curr_rated_min, |
184 | hwmon_curr_rated_max, |
185 | hwmon_curr_beep, |
186 | }; |
187 | |
188 | #define HWMON_C_ENABLE BIT(hwmon_curr_enable) |
189 | #define HWMON_C_INPUT BIT(hwmon_curr_input) |
190 | #define HWMON_C_MIN BIT(hwmon_curr_min) |
191 | #define HWMON_C_MAX BIT(hwmon_curr_max) |
192 | #define HWMON_C_LCRIT BIT(hwmon_curr_lcrit) |
193 | #define HWMON_C_CRIT BIT(hwmon_curr_crit) |
194 | #define HWMON_C_AVERAGE BIT(hwmon_curr_average) |
195 | #define HWMON_C_LOWEST BIT(hwmon_curr_lowest) |
196 | #define HWMON_C_HIGHEST BIT(hwmon_curr_highest) |
197 | #define HWMON_C_RESET_HISTORY BIT(hwmon_curr_reset_history) |
198 | #define HWMON_C_LABEL BIT(hwmon_curr_label) |
199 | #define HWMON_C_ALARM BIT(hwmon_curr_alarm) |
200 | #define HWMON_C_MIN_ALARM BIT(hwmon_curr_min_alarm) |
201 | #define HWMON_C_MAX_ALARM BIT(hwmon_curr_max_alarm) |
202 | #define HWMON_C_LCRIT_ALARM BIT(hwmon_curr_lcrit_alarm) |
203 | #define HWMON_C_CRIT_ALARM BIT(hwmon_curr_crit_alarm) |
204 | #define HWMON_C_RATED_MIN BIT(hwmon_curr_rated_min) |
205 | #define HWMON_C_RATED_MAX BIT(hwmon_curr_rated_max) |
206 | #define HWMON_C_BEEP BIT(hwmon_curr_beep) |
207 | |
208 | enum hwmon_power_attributes { |
209 | hwmon_power_enable, |
210 | hwmon_power_average, |
211 | hwmon_power_average_interval, |
212 | hwmon_power_average_interval_max, |
213 | hwmon_power_average_interval_min, |
214 | hwmon_power_average_highest, |
215 | hwmon_power_average_lowest, |
216 | hwmon_power_average_max, |
217 | hwmon_power_average_min, |
218 | hwmon_power_input, |
219 | hwmon_power_input_highest, |
220 | hwmon_power_input_lowest, |
221 | hwmon_power_reset_history, |
222 | hwmon_power_accuracy, |
223 | hwmon_power_cap, |
224 | hwmon_power_cap_hyst, |
225 | hwmon_power_cap_max, |
226 | hwmon_power_cap_min, |
227 | hwmon_power_min, |
228 | hwmon_power_max, |
229 | hwmon_power_crit, |
230 | hwmon_power_lcrit, |
231 | hwmon_power_label, |
232 | hwmon_power_alarm, |
233 | hwmon_power_cap_alarm, |
234 | hwmon_power_min_alarm, |
235 | hwmon_power_max_alarm, |
236 | hwmon_power_lcrit_alarm, |
237 | hwmon_power_crit_alarm, |
238 | hwmon_power_rated_min, |
239 | hwmon_power_rated_max, |
240 | }; |
241 | |
242 | #define HWMON_P_ENABLE BIT(hwmon_power_enable) |
243 | #define HWMON_P_AVERAGE BIT(hwmon_power_average) |
244 | #define HWMON_P_AVERAGE_INTERVAL BIT(hwmon_power_average_interval) |
245 | #define HWMON_P_AVERAGE_INTERVAL_MAX BIT(hwmon_power_average_interval_max) |
246 | #define HWMON_P_AVERAGE_INTERVAL_MIN BIT(hwmon_power_average_interval_min) |
247 | #define HWMON_P_AVERAGE_HIGHEST BIT(hwmon_power_average_highest) |
248 | #define HWMON_P_AVERAGE_LOWEST BIT(hwmon_power_average_lowest) |
249 | #define HWMON_P_AVERAGE_MAX BIT(hwmon_power_average_max) |
250 | #define HWMON_P_AVERAGE_MIN BIT(hwmon_power_average_min) |
251 | #define HWMON_P_INPUT BIT(hwmon_power_input) |
252 | #define HWMON_P_INPUT_HIGHEST BIT(hwmon_power_input_highest) |
253 | #define HWMON_P_INPUT_LOWEST BIT(hwmon_power_input_lowest) |
254 | #define HWMON_P_RESET_HISTORY BIT(hwmon_power_reset_history) |
255 | #define HWMON_P_ACCURACY BIT(hwmon_power_accuracy) |
256 | #define HWMON_P_CAP BIT(hwmon_power_cap) |
257 | #define HWMON_P_CAP_HYST BIT(hwmon_power_cap_hyst) |
258 | #define HWMON_P_CAP_MAX BIT(hwmon_power_cap_max) |
259 | #define HWMON_P_CAP_MIN BIT(hwmon_power_cap_min) |
260 | #define HWMON_P_MIN BIT(hwmon_power_min) |
261 | #define HWMON_P_MAX BIT(hwmon_power_max) |
262 | #define HWMON_P_LCRIT BIT(hwmon_power_lcrit) |
263 | #define HWMON_P_CRIT BIT(hwmon_power_crit) |
264 | #define HWMON_P_LABEL BIT(hwmon_power_label) |
265 | #define HWMON_P_ALARM BIT(hwmon_power_alarm) |
266 | #define HWMON_P_CAP_ALARM BIT(hwmon_power_cap_alarm) |
267 | #define HWMON_P_MIN_ALARM BIT(hwmon_power_min_alarm) |
268 | #define HWMON_P_MAX_ALARM BIT(hwmon_power_max_alarm) |
269 | #define HWMON_P_LCRIT_ALARM BIT(hwmon_power_lcrit_alarm) |
270 | #define HWMON_P_CRIT_ALARM BIT(hwmon_power_crit_alarm) |
271 | #define HWMON_P_RATED_MIN BIT(hwmon_power_rated_min) |
272 | #define HWMON_P_RATED_MAX BIT(hwmon_power_rated_max) |
273 | |
274 | enum hwmon_energy_attributes { |
275 | hwmon_energy_enable, |
276 | hwmon_energy_input, |
277 | hwmon_energy_label, |
278 | }; |
279 | |
280 | #define HWMON_E_ENABLE BIT(hwmon_energy_enable) |
281 | #define HWMON_E_INPUT BIT(hwmon_energy_input) |
282 | #define HWMON_E_LABEL BIT(hwmon_energy_label) |
283 | |
284 | enum hwmon_humidity_attributes { |
285 | hwmon_humidity_enable, |
286 | hwmon_humidity_input, |
287 | hwmon_humidity_label, |
288 | hwmon_humidity_min, |
289 | hwmon_humidity_min_hyst, |
290 | hwmon_humidity_max, |
291 | hwmon_humidity_max_hyst, |
292 | hwmon_humidity_alarm, |
293 | hwmon_humidity_fault, |
294 | hwmon_humidity_rated_min, |
295 | hwmon_humidity_rated_max, |
296 | }; |
297 | |
298 | #define HWMON_H_ENABLE BIT(hwmon_humidity_enable) |
299 | #define HWMON_H_INPUT BIT(hwmon_humidity_input) |
300 | #define HWMON_H_LABEL BIT(hwmon_humidity_label) |
301 | #define HWMON_H_MIN BIT(hwmon_humidity_min) |
302 | #define HWMON_H_MIN_HYST BIT(hwmon_humidity_min_hyst) |
303 | #define HWMON_H_MAX BIT(hwmon_humidity_max) |
304 | #define HWMON_H_MAX_HYST BIT(hwmon_humidity_max_hyst) |
305 | #define HWMON_H_ALARM BIT(hwmon_humidity_alarm) |
306 | #define HWMON_H_FAULT BIT(hwmon_humidity_fault) |
307 | #define HWMON_H_RATED_MIN BIT(hwmon_humidity_rated_min) |
308 | #define HWMON_H_RATED_MAX BIT(hwmon_humidity_rated_max) |
309 | |
310 | enum hwmon_fan_attributes { |
311 | hwmon_fan_enable, |
312 | hwmon_fan_input, |
313 | hwmon_fan_label, |
314 | hwmon_fan_min, |
315 | hwmon_fan_max, |
316 | hwmon_fan_div, |
317 | hwmon_fan_pulses, |
318 | hwmon_fan_target, |
319 | hwmon_fan_alarm, |
320 | hwmon_fan_min_alarm, |
321 | hwmon_fan_max_alarm, |
322 | hwmon_fan_fault, |
323 | hwmon_fan_beep, |
324 | }; |
325 | |
326 | #define HWMON_F_ENABLE BIT(hwmon_fan_enable) |
327 | #define HWMON_F_INPUT BIT(hwmon_fan_input) |
328 | #define HWMON_F_LABEL BIT(hwmon_fan_label) |
329 | #define HWMON_F_MIN BIT(hwmon_fan_min) |
330 | #define HWMON_F_MAX BIT(hwmon_fan_max) |
331 | #define HWMON_F_DIV BIT(hwmon_fan_div) |
332 | #define HWMON_F_PULSES BIT(hwmon_fan_pulses) |
333 | #define HWMON_F_TARGET BIT(hwmon_fan_target) |
334 | #define HWMON_F_ALARM BIT(hwmon_fan_alarm) |
335 | #define HWMON_F_MIN_ALARM BIT(hwmon_fan_min_alarm) |
336 | #define HWMON_F_MAX_ALARM BIT(hwmon_fan_max_alarm) |
337 | #define HWMON_F_FAULT BIT(hwmon_fan_fault) |
338 | #define HWMON_F_BEEP BIT(hwmon_fan_beep) |
339 | |
340 | enum hwmon_pwm_attributes { |
341 | hwmon_pwm_input, |
342 | hwmon_pwm_enable, |
343 | hwmon_pwm_mode, |
344 | hwmon_pwm_freq, |
345 | hwmon_pwm_auto_channels_temp, |
346 | }; |
347 | |
348 | #define HWMON_PWM_INPUT BIT(hwmon_pwm_input) |
349 | #define HWMON_PWM_ENABLE BIT(hwmon_pwm_enable) |
350 | #define HWMON_PWM_MODE BIT(hwmon_pwm_mode) |
351 | #define HWMON_PWM_FREQ BIT(hwmon_pwm_freq) |
352 | #define HWMON_PWM_AUTO_CHANNELS_TEMP BIT(hwmon_pwm_auto_channels_temp) |
353 | |
354 | enum hwmon_intrusion_attributes { |
355 | hwmon_intrusion_alarm, |
356 | hwmon_intrusion_beep, |
357 | }; |
358 | #define HWMON_INTRUSION_ALARM BIT(hwmon_intrusion_alarm) |
359 | #define HWMON_INTRUSION_BEEP BIT(hwmon_intrusion_beep) |
360 | |
361 | /** |
362 | * struct hwmon_ops - hwmon device operations |
363 | * @is_visible: Callback to return attribute visibility. Mandatory. |
364 | * Parameters are: |
365 | * @const void *drvdata: |
366 | * Pointer to driver-private data structure passed |
367 | * as argument to hwmon_device_register_with_info(). |
368 | * @type: Sensor type |
369 | * @attr: Sensor attribute |
370 | * @channel: |
371 | * Channel number |
372 | * The function returns the file permissions. |
373 | * If the return value is 0, no attribute will be created. |
374 | * @read: Read callback for data attributes. Mandatory if readable |
375 | * data attributes are present. |
376 | * Parameters are: |
377 | * @dev: Pointer to hardware monitoring device |
378 | * @type: Sensor type |
379 | * @attr: Sensor attribute |
380 | * @channel: |
381 | * Channel number |
382 | * @val: Pointer to returned value |
383 | * The function returns 0 on success or a negative error number. |
384 | * @read_string: |
385 | * Read callback for string attributes. Mandatory if string |
386 | * attributes are present. |
387 | * Parameters are: |
388 | * @dev: Pointer to hardware monitoring device |
389 | * @type: Sensor type |
390 | * @attr: Sensor attribute |
391 | * @channel: |
392 | * Channel number |
393 | * @str: Pointer to returned string |
394 | * The function returns 0 on success or a negative error number. |
395 | * @write: Write callback for data attributes. Mandatory if writeable |
396 | * data attributes are present. |
397 | * Parameters are: |
398 | * @dev: Pointer to hardware monitoring device |
399 | * @type: Sensor type |
400 | * @attr: Sensor attribute |
401 | * @channel: |
402 | * Channel number |
403 | * @val: Value to write |
404 | * The function returns 0 on success or a negative error number. |
405 | */ |
406 | struct hwmon_ops { |
407 | umode_t (*is_visible)(const void *drvdata, enum hwmon_sensor_types type, |
408 | u32 attr, int channel); |
409 | int (*read)(struct device *dev, enum hwmon_sensor_types type, |
410 | u32 attr, int channel, long *val); |
411 | int (*read_string)(struct device *dev, enum hwmon_sensor_types type, |
412 | u32 attr, int channel, const char **str); |
413 | int (*write)(struct device *dev, enum hwmon_sensor_types type, |
414 | u32 attr, int channel, long val); |
415 | }; |
416 | |
417 | /** |
418 | * struct hwmon_channel_info - Channel information |
419 | * @type: Channel type. |
420 | * @config: Pointer to NULL-terminated list of channel parameters. |
421 | * Use for per-channel attributes. |
422 | */ |
423 | struct hwmon_channel_info { |
424 | enum hwmon_sensor_types type; |
425 | const u32 *config; |
426 | }; |
427 | |
428 | #define HWMON_CHANNEL_INFO(stype, ...) \ |
429 | (&(struct hwmon_channel_info) { \ |
430 | .type = hwmon_##stype, \ |
431 | .config = (u32 []) { \ |
432 | __VA_ARGS__, 0 \ |
433 | } \ |
434 | }) |
435 | |
436 | /** |
437 | * struct hwmon_chip_info - Chip configuration |
438 | * @ops: Pointer to hwmon operations. |
439 | * @info: Null-terminated list of channel information. |
440 | */ |
441 | struct hwmon_chip_info { |
442 | const struct hwmon_ops *ops; |
443 | const struct hwmon_channel_info * const *info; |
444 | }; |
445 | |
446 | /* hwmon_device_register() is deprecated */ |
447 | struct device *hwmon_device_register(struct device *dev); |
448 | |
449 | /* |
450 | * hwmon_device_register_with_groups() and |
451 | * devm_hwmon_device_register_with_groups() are deprecated. |
452 | */ |
453 | struct device * |
454 | hwmon_device_register_with_groups(struct device *dev, const char *name, |
455 | void *drvdata, |
456 | const struct attribute_group **groups); |
457 | struct device * |
458 | devm_hwmon_device_register_with_groups(struct device *dev, const char *name, |
459 | void *drvdata, |
460 | const struct attribute_group **groups); |
461 | struct device * |
462 | hwmon_device_register_with_info(struct device *dev, |
463 | const char *name, void *drvdata, |
464 | const struct hwmon_chip_info *info, |
465 | const struct attribute_group **); |
466 | struct device * |
467 | hwmon_device_register_for_thermal(struct device *dev, const char *name, |
468 | void *drvdata); |
469 | struct device * |
470 | devm_hwmon_device_register_with_info(struct device *dev, |
471 | const char *name, void *drvdata, |
472 | const struct hwmon_chip_info *info, |
473 | const struct attribute_group **); |
474 | |
475 | void hwmon_device_unregister(struct device *dev); |
476 | void devm_hwmon_device_unregister(struct device *dev); |
477 | |
478 | int hwmon_notify_event(struct device *dev, enum hwmon_sensor_types type, |
479 | u32 attr, int channel); |
480 | |
481 | char *hwmon_sanitize_name(const char *name); |
482 | char *devm_hwmon_sanitize_name(struct device *dev, const char *name); |
483 | |
484 | /** |
485 | * hwmon_is_bad_char - Is the char invalid in a hwmon name |
486 | * @ch: the char to be considered |
487 | * |
488 | * hwmon_is_bad_char() can be used to determine if the given character |
489 | * may not be used in a hwmon name. |
490 | * |
491 | * Returns true if the char is invalid, false otherwise. |
492 | */ |
493 | static inline bool hwmon_is_bad_char(const char ch) |
494 | { |
495 | switch (ch) { |
496 | case '-': |
497 | case '*': |
498 | case ' ': |
499 | case '\t': |
500 | case '\n': |
501 | return true; |
502 | default: |
503 | return false; |
504 | } |
505 | } |
506 | |
507 | #endif |
508 | |