Commit | Line | Data |
---|---|---|
1a59d1b8 | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
c0b4e3ab DW |
2 | /* |
3 | * A hwmon driver for the Analog Devices ADT7462 | |
4 | * Copyright (C) 2008 IBM | |
5 | * | |
5407e051 | 6 | * Author: Darrick J. Wong <darrick.wong@oracle.com> |
c0b4e3ab DW |
7 | */ |
8 | ||
9 | #include <linux/module.h> | |
10 | #include <linux/jiffies.h> | |
11 | #include <linux/i2c.h> | |
12 | #include <linux/hwmon.h> | |
13 | #include <linux/hwmon-sysfs.h> | |
14 | #include <linux/err.h> | |
15 | #include <linux/mutex.h> | |
c0b4e3ab | 16 | #include <linux/log2.h> |
5a0e3ad6 | 17 | #include <linux/slab.h> |
c0b4e3ab DW |
18 | |
19 | /* Addresses to scan */ | |
20 | static const unsigned short normal_i2c[] = { 0x58, 0x5C, I2C_CLIENT_END }; | |
21 | ||
c0b4e3ab DW |
22 | /* ADT7462 registers */ |
23 | #define ADT7462_REG_DEVICE 0x3D | |
24 | #define ADT7462_REG_VENDOR 0x3E | |
25 | #define ADT7462_REG_REVISION 0x3F | |
26 | ||
27 | #define ADT7462_REG_MIN_TEMP_BASE_ADDR 0x44 | |
28 | #define ADT7462_REG_MIN_TEMP_MAX_ADDR 0x47 | |
29 | #define ADT7462_REG_MAX_TEMP_BASE_ADDR 0x48 | |
30 | #define ADT7462_REG_MAX_TEMP_MAX_ADDR 0x4B | |
31 | #define ADT7462_REG_TEMP_BASE_ADDR 0x88 | |
32 | #define ADT7462_REG_TEMP_MAX_ADDR 0x8F | |
33 | ||
34 | #define ADT7462_REG_FAN_BASE_ADDR 0x98 | |
35 | #define ADT7462_REG_FAN_MAX_ADDR 0x9F | |
36 | #define ADT7462_REG_FAN2_BASE_ADDR 0xA2 | |
37 | #define ADT7462_REG_FAN2_MAX_ADDR 0xA9 | |
38 | #define ADT7462_REG_FAN_ENABLE 0x07 | |
39 | #define ADT7462_REG_FAN_MIN_BASE_ADDR 0x78 | |
40 | #define ADT7462_REG_FAN_MIN_MAX_ADDR 0x7F | |
41 | ||
42 | #define ADT7462_REG_CFG2 0x02 | |
43 | #define ADT7462_FSPD_MASK 0x20 | |
44 | ||
45 | #define ADT7462_REG_PWM_BASE_ADDR 0xAA | |
46 | #define ADT7462_REG_PWM_MAX_ADDR 0xAD | |
47 | #define ADT7462_REG_PWM_MIN_BASE_ADDR 0x28 | |
48 | #define ADT7462_REG_PWM_MIN_MAX_ADDR 0x2B | |
49 | #define ADT7462_REG_PWM_MAX 0x2C | |
50 | #define ADT7462_REG_PWM_TEMP_MIN_BASE_ADDR 0x5C | |
51 | #define ADT7462_REG_PWM_TEMP_MIN_MAX_ADDR 0x5F | |
52 | #define ADT7462_REG_PWM_TEMP_RANGE_BASE_ADDR 0x60 | |
53 | #define ADT7462_REG_PWM_TEMP_RANGE_MAX_ADDR 0x63 | |
724cc331 GR |
54 | #define ADT7462_PWM_HYST_MASK 0x0F |
55 | #define ADT7462_PWM_RANGE_MASK 0xF0 | |
c0b4e3ab DW |
56 | #define ADT7462_PWM_RANGE_SHIFT 4 |
57 | #define ADT7462_REG_PWM_CFG_BASE_ADDR 0x21 | |
58 | #define ADT7462_REG_PWM_CFG_MAX_ADDR 0x24 | |
59 | #define ADT7462_PWM_CHANNEL_MASK 0xE0 | |
60 | #define ADT7462_PWM_CHANNEL_SHIFT 5 | |
61 | ||
62 | #define ADT7462_REG_PIN_CFG_BASE_ADDR 0x10 | |
63 | #define ADT7462_REG_PIN_CFG_MAX_ADDR 0x13 | |
64 | #define ADT7462_PIN7_INPUT 0x01 /* cfg0 */ | |
65 | #define ADT7462_DIODE3_INPUT 0x20 | |
66 | #define ADT7462_DIODE1_INPUT 0x40 | |
67 | #define ADT7462_VID_INPUT 0x80 | |
68 | #define ADT7462_PIN22_INPUT 0x04 /* cfg1 */ | |
69 | #define ADT7462_PIN21_INPUT 0x08 | |
70 | #define ADT7462_PIN19_INPUT 0x10 | |
71 | #define ADT7462_PIN15_INPUT 0x20 | |
72 | #define ADT7462_PIN13_INPUT 0x40 | |
73 | #define ADT7462_PIN8_INPUT 0x80 | |
724cc331 | 74 | #define ADT7462_PIN23_MASK 0x03 |
c0b4e3ab DW |
75 | #define ADT7462_PIN23_SHIFT 0 |
76 | #define ADT7462_PIN26_MASK 0x0C /* cfg2 */ | |
77 | #define ADT7462_PIN26_SHIFT 2 | |
78 | #define ADT7462_PIN25_MASK 0x30 | |
79 | #define ADT7462_PIN25_SHIFT 4 | |
80 | #define ADT7462_PIN24_MASK 0xC0 | |
81 | #define ADT7462_PIN24_SHIFT 6 | |
82 | #define ADT7462_PIN26_VOLT_INPUT 0x08 | |
83 | #define ADT7462_PIN25_VOLT_INPUT 0x20 | |
bb595c92 | 84 | #define ADT7462_PIN28_SHIFT 4 /* cfg3 */ |
c0b4e3ab DW |
85 | #define ADT7462_PIN28_VOLT 0x5 |
86 | ||
87 | #define ADT7462_REG_ALARM1 0xB8 | |
724cc331 | 88 | #define ADT7462_LT_ALARM 0x02 |
c0b4e3ab DW |
89 | #define ADT7462_R1T_ALARM 0x04 |
90 | #define ADT7462_R2T_ALARM 0x08 | |
91 | #define ADT7462_R3T_ALARM 0x10 | |
92 | #define ADT7462_REG_ALARM2 0xBB | |
93 | #define ADT7462_V0_ALARM 0x01 | |
94 | #define ADT7462_V1_ALARM 0x02 | |
95 | #define ADT7462_V2_ALARM 0x04 | |
96 | #define ADT7462_V3_ALARM 0x08 | |
97 | #define ADT7462_V4_ALARM 0x10 | |
98 | #define ADT7462_V5_ALARM 0x20 | |
99 | #define ADT7462_V6_ALARM 0x40 | |
100 | #define ADT7462_V7_ALARM 0x80 | |
101 | #define ADT7462_REG_ALARM3 0xBC | |
102 | #define ADT7462_V8_ALARM 0x08 | |
103 | #define ADT7462_V9_ALARM 0x10 | |
104 | #define ADT7462_V10_ALARM 0x20 | |
105 | #define ADT7462_V11_ALARM 0x40 | |
106 | #define ADT7462_V12_ALARM 0x80 | |
107 | #define ADT7462_REG_ALARM4 0xBD | |
108 | #define ADT7462_F0_ALARM 0x01 | |
109 | #define ADT7462_F1_ALARM 0x02 | |
110 | #define ADT7462_F2_ALARM 0x04 | |
111 | #define ADT7462_F3_ALARM 0x08 | |
112 | #define ADT7462_F4_ALARM 0x10 | |
113 | #define ADT7462_F5_ALARM 0x20 | |
114 | #define ADT7462_F6_ALARM 0x40 | |
115 | #define ADT7462_F7_ALARM 0x80 | |
116 | #define ADT7462_ALARM1 0x0000 | |
117 | #define ADT7462_ALARM2 0x0100 | |
118 | #define ADT7462_ALARM3 0x0200 | |
119 | #define ADT7462_ALARM4 0x0300 | |
120 | #define ADT7462_ALARM_REG_SHIFT 8 | |
121 | #define ADT7462_ALARM_FLAG_MASK 0x0F | |
122 | ||
123 | #define ADT7462_TEMP_COUNT 4 | |
724cc331 GR |
124 | #define ADT7462_TEMP_REG(x) (ADT7462_REG_TEMP_BASE_ADDR + ((x) * 2)) |
125 | #define ADT7462_TEMP_MIN_REG(x) (ADT7462_REG_MIN_TEMP_BASE_ADDR + (x)) | |
126 | #define ADT7462_TEMP_MAX_REG(x) (ADT7462_REG_MAX_TEMP_BASE_ADDR + (x)) | |
c0b4e3ab DW |
127 | #define TEMP_FRAC_OFFSET 6 |
128 | ||
129 | #define ADT7462_FAN_COUNT 8 | |
130 | #define ADT7462_REG_FAN_MIN(x) (ADT7462_REG_FAN_MIN_BASE_ADDR + (x)) | |
131 | ||
132 | #define ADT7462_PWM_COUNT 4 | |
133 | #define ADT7462_REG_PWM(x) (ADT7462_REG_PWM_BASE_ADDR + (x)) | |
134 | #define ADT7462_REG_PWM_MIN(x) (ADT7462_REG_PWM_MIN_BASE_ADDR + (x)) | |
135 | #define ADT7462_REG_PWM_TMIN(x) \ | |
136 | (ADT7462_REG_PWM_TEMP_MIN_BASE_ADDR + (x)) | |
137 | #define ADT7462_REG_PWM_TRANGE(x) \ | |
138 | (ADT7462_REG_PWM_TEMP_RANGE_BASE_ADDR + (x)) | |
139 | ||
140 | #define ADT7462_PIN_CFG_REG_COUNT 4 | |
141 | #define ADT7462_REG_PIN_CFG(x) (ADT7462_REG_PIN_CFG_BASE_ADDR + (x)) | |
142 | #define ADT7462_REG_PWM_CFG(x) (ADT7462_REG_PWM_CFG_BASE_ADDR + (x)) | |
143 | ||
144 | #define ADT7462_ALARM_REG_COUNT 4 | |
145 | ||
146 | /* | |
147 | * The chip can measure 13 different voltage sources: | |
148 | * | |
149 | * 1. +12V1 (pin 7) | |
150 | * 2. Vccp1/+2.5V/+1.8V/+1.5V (pin 23) | |
151 | * 3. +12V3 (pin 22) | |
152 | * 4. +5V (pin 21) | |
153 | * 5. +1.25V/+0.9V (pin 19) | |
154 | * 6. +2.5V/+1.8V (pin 15) | |
155 | * 7. +3.3v (pin 13) | |
156 | * 8. +12V2 (pin 8) | |
157 | * 9. Vbatt/FSB_Vtt (pin 26) | |
158 | * A. +3.3V/+1.2V1 (pin 25) | |
159 | * B. Vccp2/+2.5V/+1.8V/+1.5V (pin 24) | |
160 | * C. +1.5V ICH (only if BOTH pin 28/29 are set to +1.5V) | |
161 | * D. +1.5V 3GPIO (only if BOTH pin 28/29 are set to +1.5V) | |
162 | * | |
163 | * Each of these 13 has a factor to convert raw to voltage. Even better, | |
164 | * the pins can be connected to other sensors (tach/gpio/hot/etc), which | |
165 | * makes the bookkeeping tricky. | |
166 | * | |
167 | * Some, but not all, of these voltages have low/high limits. | |
168 | */ | |
85f8d3e5 | 169 | #define ADT7462_VOLT_COUNT 13 |
c0b4e3ab DW |
170 | |
171 | #define ADT7462_VENDOR 0x41 | |
172 | #define ADT7462_DEVICE 0x62 | |
173 | /* datasheet only mentions a revision 4 */ | |
174 | #define ADT7462_REVISION 0x04 | |
175 | ||
176 | /* How often do we reread sensors values? (In jiffies) */ | |
177 | #define SENSOR_REFRESH_INTERVAL (2 * HZ) | |
178 | ||
179 | /* How often do we reread sensor limit values? (In jiffies) */ | |
180 | #define LIMIT_REFRESH_INTERVAL (60 * HZ) | |
181 | ||
182 | /* datasheet says to divide this number by the fan reading to get fan rpm */ | |
183 | #define FAN_PERIOD_TO_RPM(x) ((90000 * 60) / (x)) | |
184 | #define FAN_RPM_TO_PERIOD FAN_PERIOD_TO_RPM | |
185 | #define FAN_PERIOD_INVALID 65535 | |
186 | #define FAN_DATA_VALID(x) ((x) && (x) != FAN_PERIOD_INVALID) | |
187 | ||
188 | #define MASK_AND_SHIFT(value, prefix) \ | |
189 | (((value) & prefix##_MASK) >> prefix##_SHIFT) | |
190 | ||
c0b4e3ab | 191 | struct adt7462_data { |
573bfe67 | 192 | struct i2c_client *client; |
c0b4e3ab DW |
193 | struct mutex lock; |
194 | char sensors_valid; | |
195 | char limits_valid; | |
196 | unsigned long sensors_last_updated; /* In jiffies */ | |
197 | unsigned long limits_last_updated; /* In jiffies */ | |
198 | ||
199 | u8 temp[ADT7462_TEMP_COUNT]; | |
200 | /* bits 6-7 are quarter pieces of temp */ | |
201 | u8 temp_frac[ADT7462_TEMP_COUNT]; | |
202 | u8 temp_min[ADT7462_TEMP_COUNT]; | |
203 | u8 temp_max[ADT7462_TEMP_COUNT]; | |
204 | u16 fan[ADT7462_FAN_COUNT]; | |
205 | u8 fan_enabled; | |
206 | u8 fan_min[ADT7462_FAN_COUNT]; | |
207 | u8 cfg2; | |
208 | u8 pwm[ADT7462_PWM_COUNT]; | |
209 | u8 pin_cfg[ADT7462_PIN_CFG_REG_COUNT]; | |
210 | u8 voltages[ADT7462_VOLT_COUNT]; | |
211 | u8 volt_max[ADT7462_VOLT_COUNT]; | |
212 | u8 volt_min[ADT7462_VOLT_COUNT]; | |
213 | u8 pwm_min[ADT7462_PWM_COUNT]; | |
214 | u8 pwm_tmin[ADT7462_PWM_COUNT]; | |
215 | u8 pwm_trange[ADT7462_PWM_COUNT]; | |
216 | u8 pwm_max; /* only one per chip */ | |
217 | u8 pwm_cfg[ADT7462_PWM_COUNT]; | |
218 | u8 alarms[ADT7462_ALARM_REG_COUNT]; | |
219 | }; | |
220 | ||
c0b4e3ab DW |
221 | /* |
222 | * 16-bit registers on the ADT7462 are low-byte first. The data sheet says | |
223 | * that the low byte must be read before the high byte. | |
224 | */ | |
225 | static inline int adt7462_read_word_data(struct i2c_client *client, u8 reg) | |
226 | { | |
227 | u16 foo; | |
228 | foo = i2c_smbus_read_byte_data(client, reg); | |
229 | foo |= ((u16)i2c_smbus_read_byte_data(client, reg + 1) << 8); | |
230 | return foo; | |
231 | } | |
232 | ||
233 | /* For some reason these registers are not contiguous. */ | |
234 | static int ADT7462_REG_FAN(int fan) | |
235 | { | |
236 | if (fan < 4) | |
237 | return ADT7462_REG_FAN_BASE_ADDR + (2 * fan); | |
238 | return ADT7462_REG_FAN2_BASE_ADDR + (2 * (fan - 4)); | |
239 | } | |
240 | ||
241 | /* Voltage registers are scattered everywhere */ | |
242 | static int ADT7462_REG_VOLT_MAX(struct adt7462_data *data, int which) | |
243 | { | |
244 | switch (which) { | |
245 | case 0: | |
246 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) | |
247 | return 0x7C; | |
248 | break; | |
249 | case 1: | |
250 | return 0x69; | |
251 | case 2: | |
252 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) | |
253 | return 0x7F; | |
254 | break; | |
255 | case 3: | |
256 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) | |
257 | return 0x7E; | |
258 | break; | |
259 | case 4: | |
260 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) | |
261 | return 0x4B; | |
262 | break; | |
263 | case 5: | |
264 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) | |
265 | return 0x49; | |
266 | break; | |
267 | case 6: | |
268 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) | |
269 | return 0x68; | |
270 | break; | |
271 | case 7: | |
272 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) | |
273 | return 0x7D; | |
274 | break; | |
275 | case 8: | |
276 | if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT)) | |
277 | return 0x6C; | |
278 | break; | |
279 | case 9: | |
280 | if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT)) | |
281 | return 0x6B; | |
282 | break; | |
283 | case 10: | |
284 | return 0x6A; | |
285 | case 11: | |
286 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
287 | ADT7462_PIN28_VOLT && | |
288 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
289 | return 0x50; | |
290 | break; | |
291 | case 12: | |
292 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
293 | ADT7462_PIN28_VOLT && | |
294 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
295 | return 0x4C; | |
296 | break; | |
297 | } | |
a4bf06d5 | 298 | return 0; |
c0b4e3ab DW |
299 | } |
300 | ||
301 | static int ADT7462_REG_VOLT_MIN(struct adt7462_data *data, int which) | |
302 | { | |
303 | switch (which) { | |
304 | case 0: | |
305 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) | |
306 | return 0x6D; | |
307 | break; | |
308 | case 1: | |
309 | return 0x72; | |
310 | case 2: | |
311 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) | |
312 | return 0x6F; | |
313 | break; | |
314 | case 3: | |
315 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) | |
316 | return 0x71; | |
317 | break; | |
318 | case 4: | |
319 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) | |
320 | return 0x47; | |
321 | break; | |
322 | case 5: | |
323 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) | |
324 | return 0x45; | |
325 | break; | |
326 | case 6: | |
327 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) | |
328 | return 0x70; | |
329 | break; | |
330 | case 7: | |
331 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) | |
332 | return 0x6E; | |
333 | break; | |
334 | case 8: | |
335 | if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT)) | |
336 | return 0x75; | |
337 | break; | |
338 | case 9: | |
339 | if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT)) | |
340 | return 0x74; | |
341 | break; | |
342 | case 10: | |
343 | return 0x73; | |
344 | case 11: | |
345 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
346 | ADT7462_PIN28_VOLT && | |
347 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
348 | return 0x76; | |
349 | break; | |
350 | case 12: | |
351 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
352 | ADT7462_PIN28_VOLT && | |
353 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
354 | return 0x77; | |
355 | break; | |
356 | } | |
a4bf06d5 | 357 | return 0; |
c0b4e3ab DW |
358 | } |
359 | ||
360 | static int ADT7462_REG_VOLT(struct adt7462_data *data, int which) | |
361 | { | |
362 | switch (which) { | |
363 | case 0: | |
364 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) | |
365 | return 0xA3; | |
366 | break; | |
367 | case 1: | |
368 | return 0x90; | |
369 | case 2: | |
370 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) | |
371 | return 0xA9; | |
372 | break; | |
373 | case 3: | |
374 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) | |
375 | return 0xA7; | |
376 | break; | |
377 | case 4: | |
378 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) | |
379 | return 0x8F; | |
380 | break; | |
381 | case 5: | |
382 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) | |
383 | return 0x8B; | |
384 | break; | |
385 | case 6: | |
386 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) | |
387 | return 0x96; | |
388 | break; | |
389 | case 7: | |
390 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) | |
391 | return 0xA5; | |
392 | break; | |
393 | case 8: | |
394 | if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT)) | |
395 | return 0x93; | |
396 | break; | |
397 | case 9: | |
398 | if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT)) | |
399 | return 0x92; | |
400 | break; | |
401 | case 10: | |
402 | return 0x91; | |
403 | case 11: | |
404 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
405 | ADT7462_PIN28_VOLT && | |
406 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
407 | return 0x94; | |
408 | break; | |
409 | case 12: | |
410 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
411 | ADT7462_PIN28_VOLT && | |
412 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
413 | return 0x95; | |
414 | break; | |
415 | } | |
44f2f882 | 416 | return 0; |
c0b4e3ab DW |
417 | } |
418 | ||
419 | /* Provide labels for sysfs */ | |
420 | static const char *voltage_label(struct adt7462_data *data, int which) | |
421 | { | |
422 | switch (which) { | |
423 | case 0: | |
424 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) | |
425 | return "+12V1"; | |
426 | break; | |
427 | case 1: | |
428 | switch (MASK_AND_SHIFT(data->pin_cfg[1], ADT7462_PIN23)) { | |
429 | case 0: | |
430 | return "Vccp1"; | |
431 | case 1: | |
432 | return "+2.5V"; | |
433 | case 2: | |
434 | return "+1.8V"; | |
435 | case 3: | |
436 | return "+1.5V"; | |
437 | } | |
c947e51c | 438 | /* fall through */ |
c0b4e3ab DW |
439 | case 2: |
440 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) | |
441 | return "+12V3"; | |
442 | break; | |
443 | case 3: | |
444 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) | |
445 | return "+5V"; | |
446 | break; | |
447 | case 4: | |
448 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) { | |
449 | if (data->pin_cfg[1] & ADT7462_PIN19_INPUT) | |
450 | return "+0.9V"; | |
451 | return "+1.25V"; | |
452 | } | |
453 | break; | |
454 | case 5: | |
455 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) { | |
456 | if (data->pin_cfg[1] & ADT7462_PIN19_INPUT) | |
457 | return "+1.8V"; | |
458 | return "+2.5V"; | |
459 | } | |
460 | break; | |
461 | case 6: | |
462 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) | |
463 | return "+3.3V"; | |
464 | break; | |
465 | case 7: | |
466 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) | |
467 | return "+12V2"; | |
468 | break; | |
469 | case 8: | |
470 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN26)) { | |
471 | case 0: | |
472 | return "Vbatt"; | |
473 | case 1: | |
474 | return "FSB_Vtt"; | |
475 | } | |
476 | break; | |
477 | case 9: | |
478 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN25)) { | |
479 | case 0: | |
480 | return "+3.3V"; | |
481 | case 1: | |
482 | return "+1.2V1"; | |
483 | } | |
484 | break; | |
485 | case 10: | |
486 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN24)) { | |
487 | case 0: | |
488 | return "Vccp2"; | |
489 | case 1: | |
490 | return "+2.5V"; | |
491 | case 2: | |
492 | return "+1.8V"; | |
493 | case 3: | |
494 | return "+1.5"; | |
495 | } | |
c947e51c | 496 | /* fall through */ |
c0b4e3ab DW |
497 | case 11: |
498 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
499 | ADT7462_PIN28_VOLT && | |
500 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
501 | return "+1.5V ICH"; | |
502 | break; | |
503 | case 12: | |
504 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
505 | ADT7462_PIN28_VOLT && | |
506 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
507 | return "+1.5V 3GPIO"; | |
508 | break; | |
509 | } | |
510 | return "N/A"; | |
511 | } | |
512 | ||
513 | /* Multipliers are actually in uV, not mV. */ | |
514 | static int voltage_multiplier(struct adt7462_data *data, int which) | |
515 | { | |
516 | switch (which) { | |
517 | case 0: | |
518 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) | |
519 | return 62500; | |
520 | break; | |
521 | case 1: | |
522 | switch (MASK_AND_SHIFT(data->pin_cfg[1], ADT7462_PIN23)) { | |
523 | case 0: | |
524 | if (data->pin_cfg[0] & ADT7462_VID_INPUT) | |
525 | return 12500; | |
526 | return 6250; | |
527 | case 1: | |
528 | return 13000; | |
529 | case 2: | |
530 | return 9400; | |
531 | case 3: | |
532 | return 7800; | |
533 | } | |
c947e51c | 534 | /* fall through */ |
c0b4e3ab DW |
535 | case 2: |
536 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) | |
537 | return 62500; | |
538 | break; | |
539 | case 3: | |
540 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) | |
541 | return 26000; | |
542 | break; | |
543 | case 4: | |
544 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) { | |
545 | if (data->pin_cfg[1] & ADT7462_PIN19_INPUT) | |
546 | return 4690; | |
547 | return 6500; | |
548 | } | |
549 | break; | |
550 | case 5: | |
551 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) { | |
552 | if (data->pin_cfg[1] & ADT7462_PIN15_INPUT) | |
553 | return 9400; | |
554 | return 13000; | |
555 | } | |
556 | break; | |
557 | case 6: | |
558 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) | |
559 | return 17200; | |
560 | break; | |
561 | case 7: | |
562 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) | |
563 | return 62500; | |
564 | break; | |
565 | case 8: | |
566 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN26)) { | |
567 | case 0: | |
568 | return 15600; | |
569 | case 1: | |
570 | return 6250; | |
571 | } | |
572 | break; | |
573 | case 9: | |
574 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN25)) { | |
575 | case 0: | |
576 | return 17200; | |
577 | case 1: | |
578 | return 6250; | |
579 | } | |
580 | break; | |
581 | case 10: | |
582 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN24)) { | |
583 | case 0: | |
584 | return 6250; | |
585 | case 1: | |
586 | return 13000; | |
587 | case 2: | |
588 | return 9400; | |
589 | case 3: | |
590 | return 7800; | |
591 | } | |
c947e51c | 592 | /* fall through */ |
c0b4e3ab DW |
593 | case 11: |
594 | case 12: | |
595 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
596 | ADT7462_PIN28_VOLT && | |
597 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
598 | return 7800; | |
599 | } | |
600 | return 0; | |
601 | } | |
602 | ||
603 | static int temp_enabled(struct adt7462_data *data, int which) | |
604 | { | |
605 | switch (which) { | |
606 | case 0: | |
607 | case 2: | |
608 | return 1; | |
609 | case 1: | |
610 | if (data->pin_cfg[0] & ADT7462_DIODE1_INPUT) | |
611 | return 1; | |
612 | break; | |
613 | case 3: | |
614 | if (data->pin_cfg[0] & ADT7462_DIODE3_INPUT) | |
615 | return 1; | |
616 | break; | |
617 | } | |
618 | return 0; | |
619 | } | |
620 | ||
621 | static const char *temp_label(struct adt7462_data *data, int which) | |
622 | { | |
623 | switch (which) { | |
624 | case 0: | |
625 | return "local"; | |
626 | case 1: | |
627 | if (data->pin_cfg[0] & ADT7462_DIODE1_INPUT) | |
628 | return "remote1"; | |
629 | break; | |
630 | case 2: | |
631 | return "remote2"; | |
632 | case 3: | |
633 | if (data->pin_cfg[0] & ADT7462_DIODE3_INPUT) | |
634 | return "remote3"; | |
635 | break; | |
636 | } | |
637 | return "N/A"; | |
638 | } | |
639 | ||
640 | /* Map Trange register values to mC */ | |
641 | #define NUM_TRANGE_VALUES 16 | |
642 | static const int trange_values[NUM_TRANGE_VALUES] = { | |
643 | 2000, | |
644 | 2500, | |
645 | 3300, | |
646 | 4000, | |
647 | 5000, | |
648 | 6700, | |
649 | 8000, | |
650 | 10000, | |
651 | 13300, | |
652 | 16000, | |
653 | 20000, | |
654 | 26700, | |
655 | 32000, | |
656 | 40000, | |
657 | 53300, | |
658 | 80000 | |
659 | }; | |
660 | ||
661 | static int find_trange_value(int trange) | |
662 | { | |
663 | int i; | |
664 | ||
665 | for (i = 0; i < NUM_TRANGE_VALUES; i++) | |
666 | if (trange_values[i] == trange) | |
667 | return i; | |
668 | ||
bb34c0da | 669 | return -EINVAL; |
c0b4e3ab DW |
670 | } |
671 | ||
672 | static struct adt7462_data *adt7462_update_device(struct device *dev) | |
673 | { | |
573bfe67 AL |
674 | struct adt7462_data *data = dev_get_drvdata(dev); |
675 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
676 | unsigned long local_jiffies = jiffies; |
677 | int i; | |
678 | ||
679 | mutex_lock(&data->lock); | |
680 | if (time_before(local_jiffies, data->sensors_last_updated + | |
681 | SENSOR_REFRESH_INTERVAL) | |
682 | && data->sensors_valid) | |
683 | goto no_sensor_update; | |
684 | ||
685 | for (i = 0; i < ADT7462_TEMP_COUNT; i++) { | |
686 | /* | |
687 | * Reading the fractional register locks the integral | |
688 | * register until both have been read. | |
689 | */ | |
690 | data->temp_frac[i] = i2c_smbus_read_byte_data(client, | |
691 | ADT7462_TEMP_REG(i)); | |
692 | data->temp[i] = i2c_smbus_read_byte_data(client, | |
693 | ADT7462_TEMP_REG(i) + 1); | |
694 | } | |
695 | ||
696 | for (i = 0; i < ADT7462_FAN_COUNT; i++) | |
697 | data->fan[i] = adt7462_read_word_data(client, | |
698 | ADT7462_REG_FAN(i)); | |
699 | ||
700 | data->fan_enabled = i2c_smbus_read_byte_data(client, | |
701 | ADT7462_REG_FAN_ENABLE); | |
702 | ||
703 | for (i = 0; i < ADT7462_PWM_COUNT; i++) | |
704 | data->pwm[i] = i2c_smbus_read_byte_data(client, | |
705 | ADT7462_REG_PWM(i)); | |
706 | ||
707 | for (i = 0; i < ADT7462_PIN_CFG_REG_COUNT; i++) | |
708 | data->pin_cfg[i] = i2c_smbus_read_byte_data(client, | |
709 | ADT7462_REG_PIN_CFG(i)); | |
710 | ||
711 | for (i = 0; i < ADT7462_VOLT_COUNT; i++) { | |
712 | int reg = ADT7462_REG_VOLT(data, i); | |
713 | if (!reg) | |
714 | data->voltages[i] = 0; | |
715 | else | |
716 | data->voltages[i] = i2c_smbus_read_byte_data(client, | |
717 | reg); | |
718 | } | |
719 | ||
720 | data->alarms[0] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM1); | |
721 | data->alarms[1] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM2); | |
722 | data->alarms[2] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM3); | |
723 | data->alarms[3] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM4); | |
724 | ||
725 | data->sensors_last_updated = local_jiffies; | |
726 | data->sensors_valid = 1; | |
727 | ||
728 | no_sensor_update: | |
729 | if (time_before(local_jiffies, data->limits_last_updated + | |
730 | LIMIT_REFRESH_INTERVAL) | |
731 | && data->limits_valid) | |
732 | goto out; | |
733 | ||
734 | for (i = 0; i < ADT7462_TEMP_COUNT; i++) { | |
735 | data->temp_min[i] = i2c_smbus_read_byte_data(client, | |
736 | ADT7462_TEMP_MIN_REG(i)); | |
737 | data->temp_max[i] = i2c_smbus_read_byte_data(client, | |
738 | ADT7462_TEMP_MAX_REG(i)); | |
739 | } | |
740 | ||
741 | for (i = 0; i < ADT7462_FAN_COUNT; i++) | |
742 | data->fan_min[i] = i2c_smbus_read_byte_data(client, | |
743 | ADT7462_REG_FAN_MIN(i)); | |
744 | ||
745 | for (i = 0; i < ADT7462_VOLT_COUNT; i++) { | |
746 | int reg = ADT7462_REG_VOLT_MAX(data, i); | |
747 | data->volt_max[i] = | |
748 | (reg ? i2c_smbus_read_byte_data(client, reg) : 0); | |
749 | ||
750 | reg = ADT7462_REG_VOLT_MIN(data, i); | |
751 | data->volt_min[i] = | |
752 | (reg ? i2c_smbus_read_byte_data(client, reg) : 0); | |
753 | } | |
754 | ||
755 | for (i = 0; i < ADT7462_PWM_COUNT; i++) { | |
756 | data->pwm_min[i] = i2c_smbus_read_byte_data(client, | |
757 | ADT7462_REG_PWM_MIN(i)); | |
758 | data->pwm_tmin[i] = i2c_smbus_read_byte_data(client, | |
759 | ADT7462_REG_PWM_TMIN(i)); | |
760 | data->pwm_trange[i] = i2c_smbus_read_byte_data(client, | |
761 | ADT7462_REG_PWM_TRANGE(i)); | |
762 | data->pwm_cfg[i] = i2c_smbus_read_byte_data(client, | |
763 | ADT7462_REG_PWM_CFG(i)); | |
764 | } | |
765 | ||
766 | data->pwm_max = i2c_smbus_read_byte_data(client, ADT7462_REG_PWM_MAX); | |
767 | ||
768 | data->cfg2 = i2c_smbus_read_byte_data(client, ADT7462_REG_CFG2); | |
769 | ||
770 | data->limits_last_updated = local_jiffies; | |
771 | data->limits_valid = 1; | |
772 | ||
773 | out: | |
774 | mutex_unlock(&data->lock); | |
775 | return data; | |
776 | } | |
777 | ||
d60a51a6 GR |
778 | static ssize_t temp_min_show(struct device *dev, |
779 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
780 | { |
781 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
782 | struct adt7462_data *data = adt7462_update_device(dev); | |
783 | ||
784 | if (!temp_enabled(data, attr->index)) | |
785 | return sprintf(buf, "0\n"); | |
786 | ||
787 | return sprintf(buf, "%d\n", 1000 * (data->temp_min[attr->index] - 64)); | |
788 | } | |
789 | ||
d60a51a6 GR |
790 | static ssize_t temp_min_store(struct device *dev, |
791 | struct device_attribute *devattr, | |
792 | const char *buf, size_t count) | |
c0b4e3ab DW |
793 | { |
794 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
795 | struct adt7462_data *data = dev_get_drvdata(dev); |
796 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
797 | long temp; |
798 | ||
179c4fdb | 799 | if (kstrtol(buf, 10, &temp) || !temp_enabled(data, attr->index)) |
c0b4e3ab DW |
800 | return -EINVAL; |
801 | ||
b94793b4 | 802 | temp = clamp_val(temp, -64000, 191000); |
8f8c1fb0 | 803 | temp = DIV_ROUND_CLOSEST(temp, 1000) + 64; |
c0b4e3ab DW |
804 | |
805 | mutex_lock(&data->lock); | |
806 | data->temp_min[attr->index] = temp; | |
807 | i2c_smbus_write_byte_data(client, ADT7462_TEMP_MIN_REG(attr->index), | |
808 | temp); | |
809 | mutex_unlock(&data->lock); | |
810 | ||
811 | return count; | |
812 | } | |
813 | ||
d60a51a6 GR |
814 | static ssize_t temp_max_show(struct device *dev, |
815 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
816 | { |
817 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
818 | struct adt7462_data *data = adt7462_update_device(dev); | |
819 | ||
820 | if (!temp_enabled(data, attr->index)) | |
821 | return sprintf(buf, "0\n"); | |
822 | ||
823 | return sprintf(buf, "%d\n", 1000 * (data->temp_max[attr->index] - 64)); | |
824 | } | |
825 | ||
d60a51a6 GR |
826 | static ssize_t temp_max_store(struct device *dev, |
827 | struct device_attribute *devattr, | |
828 | const char *buf, size_t count) | |
c0b4e3ab DW |
829 | { |
830 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
831 | struct adt7462_data *data = dev_get_drvdata(dev); |
832 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
833 | long temp; |
834 | ||
179c4fdb | 835 | if (kstrtol(buf, 10, &temp) || !temp_enabled(data, attr->index)) |
c0b4e3ab DW |
836 | return -EINVAL; |
837 | ||
b94793b4 | 838 | temp = clamp_val(temp, -64000, 191000); |
8f8c1fb0 | 839 | temp = DIV_ROUND_CLOSEST(temp, 1000) + 64; |
c0b4e3ab DW |
840 | |
841 | mutex_lock(&data->lock); | |
842 | data->temp_max[attr->index] = temp; | |
843 | i2c_smbus_write_byte_data(client, ADT7462_TEMP_MAX_REG(attr->index), | |
844 | temp); | |
845 | mutex_unlock(&data->lock); | |
846 | ||
847 | return count; | |
848 | } | |
849 | ||
d60a51a6 | 850 | static ssize_t temp_show(struct device *dev, struct device_attribute *devattr, |
c0b4e3ab DW |
851 | char *buf) |
852 | { | |
853 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
854 | struct adt7462_data *data = adt7462_update_device(dev); | |
855 | u8 frac = data->temp_frac[attr->index] >> TEMP_FRAC_OFFSET; | |
856 | ||
857 | if (!temp_enabled(data, attr->index)) | |
858 | return sprintf(buf, "0\n"); | |
859 | ||
860 | return sprintf(buf, "%d\n", 1000 * (data->temp[attr->index] - 64) + | |
861 | 250 * frac); | |
862 | } | |
863 | ||
d60a51a6 GR |
864 | static ssize_t temp_label_show(struct device *dev, |
865 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
866 | { |
867 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
868 | struct adt7462_data *data = adt7462_update_device(dev); | |
869 | ||
870 | return sprintf(buf, "%s\n", temp_label(data, attr->index)); | |
871 | } | |
872 | ||
d60a51a6 GR |
873 | static ssize_t volt_max_show(struct device *dev, |
874 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
875 | { |
876 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
877 | struct adt7462_data *data = adt7462_update_device(dev); | |
878 | int x = voltage_multiplier(data, attr->index); | |
879 | ||
880 | x *= data->volt_max[attr->index]; | |
881 | x /= 1000; /* convert from uV to mV */ | |
882 | ||
883 | return sprintf(buf, "%d\n", x); | |
884 | } | |
885 | ||
d60a51a6 GR |
886 | static ssize_t volt_max_store(struct device *dev, |
887 | struct device_attribute *devattr, | |
888 | const char *buf, size_t count) | |
c0b4e3ab DW |
889 | { |
890 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
891 | struct adt7462_data *data = dev_get_drvdata(dev); |
892 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
893 | int x = voltage_multiplier(data, attr->index); |
894 | long temp; | |
895 | ||
179c4fdb | 896 | if (kstrtol(buf, 10, &temp) || !x) |
c0b4e3ab DW |
897 | return -EINVAL; |
898 | ||
b94793b4 | 899 | temp = clamp_val(temp, 0, 255 * x / 1000); |
c0b4e3ab | 900 | temp *= 1000; /* convert mV to uV */ |
8f8c1fb0 | 901 | temp = DIV_ROUND_CLOSEST(temp, x); |
c0b4e3ab DW |
902 | |
903 | mutex_lock(&data->lock); | |
904 | data->volt_max[attr->index] = temp; | |
905 | i2c_smbus_write_byte_data(client, | |
906 | ADT7462_REG_VOLT_MAX(data, attr->index), | |
907 | temp); | |
908 | mutex_unlock(&data->lock); | |
909 | ||
910 | return count; | |
911 | } | |
912 | ||
d60a51a6 GR |
913 | static ssize_t volt_min_show(struct device *dev, |
914 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
915 | { |
916 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
917 | struct adt7462_data *data = adt7462_update_device(dev); | |
918 | int x = voltage_multiplier(data, attr->index); | |
919 | ||
920 | x *= data->volt_min[attr->index]; | |
921 | x /= 1000; /* convert from uV to mV */ | |
922 | ||
923 | return sprintf(buf, "%d\n", x); | |
924 | } | |
925 | ||
d60a51a6 GR |
926 | static ssize_t volt_min_store(struct device *dev, |
927 | struct device_attribute *devattr, | |
928 | const char *buf, size_t count) | |
c0b4e3ab DW |
929 | { |
930 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
931 | struct adt7462_data *data = dev_get_drvdata(dev); |
932 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
933 | int x = voltage_multiplier(data, attr->index); |
934 | long temp; | |
935 | ||
179c4fdb | 936 | if (kstrtol(buf, 10, &temp) || !x) |
c0b4e3ab DW |
937 | return -EINVAL; |
938 | ||
b94793b4 | 939 | temp = clamp_val(temp, 0, 255 * x / 1000); |
c0b4e3ab | 940 | temp *= 1000; /* convert mV to uV */ |
8f8c1fb0 | 941 | temp = DIV_ROUND_CLOSEST(temp, x); |
c0b4e3ab DW |
942 | |
943 | mutex_lock(&data->lock); | |
944 | data->volt_min[attr->index] = temp; | |
945 | i2c_smbus_write_byte_data(client, | |
946 | ADT7462_REG_VOLT_MIN(data, attr->index), | |
947 | temp); | |
948 | mutex_unlock(&data->lock); | |
949 | ||
950 | return count; | |
951 | } | |
952 | ||
d60a51a6 GR |
953 | static ssize_t voltage_show(struct device *dev, |
954 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
955 | { |
956 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
957 | struct adt7462_data *data = adt7462_update_device(dev); | |
958 | int x = voltage_multiplier(data, attr->index); | |
959 | ||
960 | x *= data->voltages[attr->index]; | |
961 | x /= 1000; /* convert from uV to mV */ | |
962 | ||
963 | return sprintf(buf, "%d\n", x); | |
964 | } | |
965 | ||
d60a51a6 GR |
966 | static ssize_t voltage_label_show(struct device *dev, |
967 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
968 | { |
969 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
970 | struct adt7462_data *data = adt7462_update_device(dev); | |
971 | ||
972 | return sprintf(buf, "%s\n", voltage_label(data, attr->index)); | |
973 | } | |
974 | ||
d60a51a6 GR |
975 | static ssize_t alarm_show(struct device *dev, |
976 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
977 | { |
978 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
979 | struct adt7462_data *data = adt7462_update_device(dev); | |
980 | int reg = attr->index >> ADT7462_ALARM_REG_SHIFT; | |
981 | int mask = attr->index & ADT7462_ALARM_FLAG_MASK; | |
982 | ||
983 | if (data->alarms[reg] & mask) | |
984 | return sprintf(buf, "1\n"); | |
985 | else | |
986 | return sprintf(buf, "0\n"); | |
987 | } | |
988 | ||
989 | static int fan_enabled(struct adt7462_data *data, int fan) | |
990 | { | |
991 | return data->fan_enabled & (1 << fan); | |
992 | } | |
993 | ||
d60a51a6 GR |
994 | static ssize_t fan_min_show(struct device *dev, |
995 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
996 | { |
997 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
998 | struct adt7462_data *data = adt7462_update_device(dev); | |
999 | u16 temp; | |
1000 | ||
1001 | /* Only the MSB of the min fan period is stored... */ | |
1002 | temp = data->fan_min[attr->index]; | |
1003 | temp <<= 8; | |
1004 | ||
1005 | if (!fan_enabled(data, attr->index) || | |
1006 | !FAN_DATA_VALID(temp)) | |
1007 | return sprintf(buf, "0\n"); | |
1008 | ||
1009 | return sprintf(buf, "%d\n", FAN_PERIOD_TO_RPM(temp)); | |
1010 | } | |
1011 | ||
d60a51a6 GR |
1012 | static ssize_t fan_min_store(struct device *dev, |
1013 | struct device_attribute *devattr, | |
1014 | const char *buf, size_t count) | |
c0b4e3ab DW |
1015 | { |
1016 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1017 | struct adt7462_data *data = dev_get_drvdata(dev); |
1018 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1019 | long temp; |
1020 | ||
179c4fdb | 1021 | if (kstrtol(buf, 10, &temp) || !temp || |
c0b4e3ab DW |
1022 | !fan_enabled(data, attr->index)) |
1023 | return -EINVAL; | |
1024 | ||
1025 | temp = FAN_RPM_TO_PERIOD(temp); | |
1026 | temp >>= 8; | |
2a844c14 | 1027 | temp = clamp_val(temp, 1, 255); |
c0b4e3ab DW |
1028 | |
1029 | mutex_lock(&data->lock); | |
1030 | data->fan_min[attr->index] = temp; | |
1031 | i2c_smbus_write_byte_data(client, ADT7462_REG_FAN_MIN(attr->index), | |
1032 | temp); | |
1033 | mutex_unlock(&data->lock); | |
1034 | ||
1035 | return count; | |
1036 | } | |
1037 | ||
d60a51a6 | 1038 | static ssize_t fan_show(struct device *dev, struct device_attribute *devattr, |
c0b4e3ab DW |
1039 | char *buf) |
1040 | { | |
1041 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1042 | struct adt7462_data *data = adt7462_update_device(dev); | |
1043 | ||
1044 | if (!fan_enabled(data, attr->index) || | |
1045 | !FAN_DATA_VALID(data->fan[attr->index])) | |
1046 | return sprintf(buf, "0\n"); | |
1047 | ||
1048 | return sprintf(buf, "%d\n", | |
1049 | FAN_PERIOD_TO_RPM(data->fan[attr->index])); | |
1050 | } | |
1051 | ||
d60a51a6 GR |
1052 | static ssize_t force_pwm_max_show(struct device *dev, |
1053 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1054 | { |
1055 | struct adt7462_data *data = adt7462_update_device(dev); | |
1056 | return sprintf(buf, "%d\n", (data->cfg2 & ADT7462_FSPD_MASK ? 1 : 0)); | |
1057 | } | |
1058 | ||
d60a51a6 GR |
1059 | static ssize_t force_pwm_max_store(struct device *dev, |
1060 | struct device_attribute *devattr, | |
1061 | const char *buf, size_t count) | |
c0b4e3ab | 1062 | { |
573bfe67 AL |
1063 | struct adt7462_data *data = dev_get_drvdata(dev); |
1064 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1065 | long temp; |
1066 | u8 reg; | |
1067 | ||
179c4fdb | 1068 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1069 | return -EINVAL; |
1070 | ||
1071 | mutex_lock(&data->lock); | |
1072 | reg = i2c_smbus_read_byte_data(client, ADT7462_REG_CFG2); | |
1073 | if (temp) | |
1074 | reg |= ADT7462_FSPD_MASK; | |
1075 | else | |
1076 | reg &= ~ADT7462_FSPD_MASK; | |
1077 | data->cfg2 = reg; | |
1078 | i2c_smbus_write_byte_data(client, ADT7462_REG_CFG2, reg); | |
1079 | mutex_unlock(&data->lock); | |
1080 | ||
1081 | return count; | |
1082 | } | |
1083 | ||
d60a51a6 | 1084 | static ssize_t pwm_show(struct device *dev, struct device_attribute *devattr, |
c0b4e3ab DW |
1085 | char *buf) |
1086 | { | |
1087 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1088 | struct adt7462_data *data = adt7462_update_device(dev); | |
1089 | return sprintf(buf, "%d\n", data->pwm[attr->index]); | |
1090 | } | |
1091 | ||
d60a51a6 GR |
1092 | static ssize_t pwm_store(struct device *dev, struct device_attribute *devattr, |
1093 | const char *buf, size_t count) | |
c0b4e3ab DW |
1094 | { |
1095 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1096 | struct adt7462_data *data = dev_get_drvdata(dev); |
1097 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1098 | long temp; |
1099 | ||
179c4fdb | 1100 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1101 | return -EINVAL; |
1102 | ||
2a844c14 | 1103 | temp = clamp_val(temp, 0, 255); |
c0b4e3ab DW |
1104 | |
1105 | mutex_lock(&data->lock); | |
1106 | data->pwm[attr->index] = temp; | |
1107 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM(attr->index), temp); | |
1108 | mutex_unlock(&data->lock); | |
1109 | ||
1110 | return count; | |
1111 | } | |
1112 | ||
d60a51a6 GR |
1113 | static ssize_t pwm_max_show(struct device *dev, |
1114 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1115 | { |
1116 | struct adt7462_data *data = adt7462_update_device(dev); | |
1117 | return sprintf(buf, "%d\n", data->pwm_max); | |
1118 | } | |
1119 | ||
d60a51a6 GR |
1120 | static ssize_t pwm_max_store(struct device *dev, |
1121 | struct device_attribute *devattr, | |
1122 | const char *buf, size_t count) | |
c0b4e3ab | 1123 | { |
573bfe67 AL |
1124 | struct adt7462_data *data = dev_get_drvdata(dev); |
1125 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1126 | long temp; |
1127 | ||
179c4fdb | 1128 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1129 | return -EINVAL; |
1130 | ||
2a844c14 | 1131 | temp = clamp_val(temp, 0, 255); |
c0b4e3ab DW |
1132 | |
1133 | mutex_lock(&data->lock); | |
1134 | data->pwm_max = temp; | |
1135 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_MAX, temp); | |
1136 | mutex_unlock(&data->lock); | |
1137 | ||
1138 | return count; | |
1139 | } | |
1140 | ||
d60a51a6 GR |
1141 | static ssize_t pwm_min_show(struct device *dev, |
1142 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1143 | { |
1144 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1145 | struct adt7462_data *data = adt7462_update_device(dev); | |
1146 | return sprintf(buf, "%d\n", data->pwm_min[attr->index]); | |
1147 | } | |
1148 | ||
d60a51a6 GR |
1149 | static ssize_t pwm_min_store(struct device *dev, |
1150 | struct device_attribute *devattr, | |
1151 | const char *buf, size_t count) | |
c0b4e3ab DW |
1152 | { |
1153 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1154 | struct adt7462_data *data = dev_get_drvdata(dev); |
1155 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1156 | long temp; |
1157 | ||
179c4fdb | 1158 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1159 | return -EINVAL; |
1160 | ||
2a844c14 | 1161 | temp = clamp_val(temp, 0, 255); |
c0b4e3ab DW |
1162 | |
1163 | mutex_lock(&data->lock); | |
1164 | data->pwm_min[attr->index] = temp; | |
1165 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_MIN(attr->index), | |
1166 | temp); | |
1167 | mutex_unlock(&data->lock); | |
1168 | ||
1169 | return count; | |
1170 | } | |
1171 | ||
d60a51a6 GR |
1172 | static ssize_t pwm_hyst_show(struct device *dev, |
1173 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1174 | { |
1175 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1176 | struct adt7462_data *data = adt7462_update_device(dev); | |
1177 | return sprintf(buf, "%d\n", 1000 * | |
1178 | (data->pwm_trange[attr->index] & ADT7462_PWM_HYST_MASK)); | |
1179 | } | |
1180 | ||
d60a51a6 GR |
1181 | static ssize_t pwm_hyst_store(struct device *dev, |
1182 | struct device_attribute *devattr, | |
1183 | const char *buf, size_t count) | |
c0b4e3ab DW |
1184 | { |
1185 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1186 | struct adt7462_data *data = dev_get_drvdata(dev); |
1187 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1188 | long temp; |
1189 | ||
179c4fdb | 1190 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1191 | return -EINVAL; |
1192 | ||
b94793b4 | 1193 | temp = clamp_val(temp, 0, 15000); |
8f8c1fb0 | 1194 | temp = DIV_ROUND_CLOSEST(temp, 1000); |
c0b4e3ab DW |
1195 | |
1196 | /* package things up */ | |
1197 | temp &= ADT7462_PWM_HYST_MASK; | |
1198 | temp |= data->pwm_trange[attr->index] & ADT7462_PWM_RANGE_MASK; | |
1199 | ||
1200 | mutex_lock(&data->lock); | |
1201 | data->pwm_trange[attr->index] = temp; | |
1202 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_TRANGE(attr->index), | |
1203 | temp); | |
1204 | mutex_unlock(&data->lock); | |
1205 | ||
1206 | return count; | |
1207 | } | |
1208 | ||
d60a51a6 GR |
1209 | static ssize_t pwm_tmax_show(struct device *dev, |
1210 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1211 | { |
1212 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1213 | struct adt7462_data *data = adt7462_update_device(dev); | |
1214 | ||
1215 | /* tmax = tmin + trange */ | |
1216 | int trange = trange_values[data->pwm_trange[attr->index] >> | |
1217 | ADT7462_PWM_RANGE_SHIFT]; | |
1218 | int tmin = (data->pwm_tmin[attr->index] - 64) * 1000; | |
1219 | ||
1220 | return sprintf(buf, "%d\n", tmin + trange); | |
1221 | } | |
1222 | ||
d60a51a6 GR |
1223 | static ssize_t pwm_tmax_store(struct device *dev, |
1224 | struct device_attribute *devattr, | |
1225 | const char *buf, size_t count) | |
c0b4e3ab DW |
1226 | { |
1227 | int temp; | |
1228 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1229 | struct adt7462_data *data = dev_get_drvdata(dev); |
1230 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1231 | int tmin, trange_value; |
1232 | long trange; | |
1233 | ||
179c4fdb | 1234 | if (kstrtol(buf, 10, &trange)) |
c0b4e3ab DW |
1235 | return -EINVAL; |
1236 | ||
1237 | /* trange = tmax - tmin */ | |
1238 | tmin = (data->pwm_tmin[attr->index] - 64) * 1000; | |
1239 | trange_value = find_trange_value(trange - tmin); | |
c0b4e3ab | 1240 | if (trange_value < 0) |
bb34c0da | 1241 | return trange_value; |
c0b4e3ab DW |
1242 | |
1243 | temp = trange_value << ADT7462_PWM_RANGE_SHIFT; | |
1244 | temp |= data->pwm_trange[attr->index] & ADT7462_PWM_HYST_MASK; | |
1245 | ||
1246 | mutex_lock(&data->lock); | |
1247 | data->pwm_trange[attr->index] = temp; | |
1248 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_TRANGE(attr->index), | |
1249 | temp); | |
1250 | mutex_unlock(&data->lock); | |
1251 | ||
1252 | return count; | |
1253 | } | |
1254 | ||
d60a51a6 GR |
1255 | static ssize_t pwm_tmin_show(struct device *dev, |
1256 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1257 | { |
1258 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1259 | struct adt7462_data *data = adt7462_update_device(dev); | |
1260 | return sprintf(buf, "%d\n", 1000 * (data->pwm_tmin[attr->index] - 64)); | |
1261 | } | |
1262 | ||
d60a51a6 GR |
1263 | static ssize_t pwm_tmin_store(struct device *dev, |
1264 | struct device_attribute *devattr, | |
1265 | const char *buf, size_t count) | |
c0b4e3ab DW |
1266 | { |
1267 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1268 | struct adt7462_data *data = dev_get_drvdata(dev); |
1269 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1270 | long temp; |
1271 | ||
179c4fdb | 1272 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1273 | return -EINVAL; |
1274 | ||
b94793b4 | 1275 | temp = clamp_val(temp, -64000, 191000); |
8f8c1fb0 | 1276 | temp = DIV_ROUND_CLOSEST(temp, 1000) + 64; |
c0b4e3ab DW |
1277 | |
1278 | mutex_lock(&data->lock); | |
1279 | data->pwm_tmin[attr->index] = temp; | |
1280 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_TMIN(attr->index), | |
1281 | temp); | |
1282 | mutex_unlock(&data->lock); | |
1283 | ||
1284 | return count; | |
1285 | } | |
1286 | ||
d60a51a6 GR |
1287 | static ssize_t pwm_auto_show(struct device *dev, |
1288 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1289 | { |
1290 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1291 | struct adt7462_data *data = adt7462_update_device(dev); | |
1292 | int cfg = data->pwm_cfg[attr->index] >> ADT7462_PWM_CHANNEL_SHIFT; | |
1293 | ||
1294 | switch (cfg) { | |
1295 | case 4: /* off */ | |
1296 | return sprintf(buf, "0\n"); | |
1297 | case 7: /* manual */ | |
1298 | return sprintf(buf, "1\n"); | |
1299 | default: /* automatic */ | |
1300 | return sprintf(buf, "2\n"); | |
1301 | } | |
1302 | } | |
1303 | ||
1304 | static void set_pwm_channel(struct i2c_client *client, | |
1305 | struct adt7462_data *data, | |
1306 | int which, | |
1307 | int value) | |
1308 | { | |
1309 | int temp = data->pwm_cfg[which] & ~ADT7462_PWM_CHANNEL_MASK; | |
1310 | temp |= value << ADT7462_PWM_CHANNEL_SHIFT; | |
1311 | ||
1312 | mutex_lock(&data->lock); | |
1313 | data->pwm_cfg[which] = temp; | |
1314 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_CFG(which), temp); | |
1315 | mutex_unlock(&data->lock); | |
1316 | } | |
1317 | ||
d60a51a6 GR |
1318 | static ssize_t pwm_auto_store(struct device *dev, |
1319 | struct device_attribute *devattr, | |
1320 | const char *buf, size_t count) | |
c0b4e3ab DW |
1321 | { |
1322 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1323 | struct adt7462_data *data = dev_get_drvdata(dev); |
1324 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1325 | long temp; |
1326 | ||
179c4fdb | 1327 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1328 | return -EINVAL; |
1329 | ||
1330 | switch (temp) { | |
1331 | case 0: /* off */ | |
1332 | set_pwm_channel(client, data, attr->index, 4); | |
1333 | return count; | |
1334 | case 1: /* manual */ | |
1335 | set_pwm_channel(client, data, attr->index, 7); | |
1336 | return count; | |
1337 | default: | |
1338 | return -EINVAL; | |
1339 | } | |
1340 | } | |
1341 | ||
d60a51a6 GR |
1342 | static ssize_t pwm_auto_temp_show(struct device *dev, |
1343 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1344 | { |
1345 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1346 | struct adt7462_data *data = adt7462_update_device(dev); | |
1347 | int channel = data->pwm_cfg[attr->index] >> ADT7462_PWM_CHANNEL_SHIFT; | |
1348 | ||
1349 | switch (channel) { | |
1350 | case 0: /* temp[1234] only */ | |
1351 | case 1: | |
1352 | case 2: | |
1353 | case 3: | |
1354 | return sprintf(buf, "%d\n", (1 << channel)); | |
1355 | case 5: /* temp1 & temp4 */ | |
1356 | return sprintf(buf, "9\n"); | |
1357 | case 6: | |
1358 | return sprintf(buf, "15\n"); | |
1359 | default: | |
1360 | return sprintf(buf, "0\n"); | |
1361 | } | |
1362 | } | |
1363 | ||
1364 | static int cvt_auto_temp(int input) | |
1365 | { | |
1366 | if (input == 0xF) | |
1367 | return 6; | |
1368 | if (input == 0x9) | |
1369 | return 5; | |
1370 | if (input < 1 || !is_power_of_2(input)) | |
1371 | return -EINVAL; | |
1372 | return ilog2(input); | |
1373 | } | |
1374 | ||
d60a51a6 GR |
1375 | static ssize_t pwm_auto_temp_store(struct device *dev, |
1376 | struct device_attribute *devattr, | |
1377 | const char *buf, size_t count) | |
c0b4e3ab DW |
1378 | { |
1379 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1380 | struct adt7462_data *data = dev_get_drvdata(dev); |
1381 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1382 | long temp; |
1383 | ||
179c4fdb | 1384 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1385 | return -EINVAL; |
1386 | ||
1387 | temp = cvt_auto_temp(temp); | |
1388 | if (temp < 0) | |
1389 | return temp; | |
1390 | ||
1391 | set_pwm_channel(client, data, attr->index, temp); | |
1392 | ||
1393 | return count; | |
1394 | } | |
1395 | ||
d60a51a6 GR |
1396 | static SENSOR_DEVICE_ATTR_RW(temp1_max, temp_max, 0); |
1397 | static SENSOR_DEVICE_ATTR_RW(temp2_max, temp_max, 1); | |
1398 | static SENSOR_DEVICE_ATTR_RW(temp3_max, temp_max, 2); | |
1399 | static SENSOR_DEVICE_ATTR_RW(temp4_max, temp_max, 3); | |
1400 | ||
1401 | static SENSOR_DEVICE_ATTR_RW(temp1_min, temp_min, 0); | |
1402 | static SENSOR_DEVICE_ATTR_RW(temp2_min, temp_min, 1); | |
1403 | static SENSOR_DEVICE_ATTR_RW(temp3_min, temp_min, 2); | |
1404 | static SENSOR_DEVICE_ATTR_RW(temp4_min, temp_min, 3); | |
1405 | ||
1406 | static SENSOR_DEVICE_ATTR_RO(temp1_input, temp, 0); | |
1407 | static SENSOR_DEVICE_ATTR_RO(temp2_input, temp, 1); | |
1408 | static SENSOR_DEVICE_ATTR_RO(temp3_input, temp, 2); | |
1409 | static SENSOR_DEVICE_ATTR_RO(temp4_input, temp, 3); | |
1410 | ||
1411 | static SENSOR_DEVICE_ATTR_RO(temp1_label, temp_label, 0); | |
1412 | static SENSOR_DEVICE_ATTR_RO(temp2_label, temp_label, 1); | |
1413 | static SENSOR_DEVICE_ATTR_RO(temp3_label, temp_label, 2); | |
1414 | static SENSOR_DEVICE_ATTR_RO(temp4_label, temp_label, 3); | |
1415 | ||
1416 | static SENSOR_DEVICE_ATTR_RO(temp1_alarm, alarm, | |
1417 | ADT7462_ALARM1 | ADT7462_LT_ALARM); | |
1418 | static SENSOR_DEVICE_ATTR_RO(temp2_alarm, alarm, | |
1419 | ADT7462_ALARM1 | ADT7462_R1T_ALARM); | |
1420 | static SENSOR_DEVICE_ATTR_RO(temp3_alarm, alarm, | |
1421 | ADT7462_ALARM1 | ADT7462_R2T_ALARM); | |
1422 | static SENSOR_DEVICE_ATTR_RO(temp4_alarm, alarm, | |
1423 | ADT7462_ALARM1 | ADT7462_R3T_ALARM); | |
1424 | ||
1425 | static SENSOR_DEVICE_ATTR_RW(in1_max, volt_max, 0); | |
1426 | static SENSOR_DEVICE_ATTR_RW(in2_max, volt_max, 1); | |
1427 | static SENSOR_DEVICE_ATTR_RW(in3_max, volt_max, 2); | |
1428 | static SENSOR_DEVICE_ATTR_RW(in4_max, volt_max, 3); | |
1429 | static SENSOR_DEVICE_ATTR_RW(in5_max, volt_max, 4); | |
1430 | static SENSOR_DEVICE_ATTR_RW(in6_max, volt_max, 5); | |
1431 | static SENSOR_DEVICE_ATTR_RW(in7_max, volt_max, 6); | |
1432 | static SENSOR_DEVICE_ATTR_RW(in8_max, volt_max, 7); | |
1433 | static SENSOR_DEVICE_ATTR_RW(in9_max, volt_max, 8); | |
1434 | static SENSOR_DEVICE_ATTR_RW(in10_max, volt_max, 9); | |
1435 | static SENSOR_DEVICE_ATTR_RW(in11_max, volt_max, 10); | |
1436 | static SENSOR_DEVICE_ATTR_RW(in12_max, volt_max, 11); | |
1437 | static SENSOR_DEVICE_ATTR_RW(in13_max, volt_max, 12); | |
1438 | ||
1439 | static SENSOR_DEVICE_ATTR_RW(in1_min, volt_min, 0); | |
1440 | static SENSOR_DEVICE_ATTR_RW(in2_min, volt_min, 1); | |
1441 | static SENSOR_DEVICE_ATTR_RW(in3_min, volt_min, 2); | |
1442 | static SENSOR_DEVICE_ATTR_RW(in4_min, volt_min, 3); | |
1443 | static SENSOR_DEVICE_ATTR_RW(in5_min, volt_min, 4); | |
1444 | static SENSOR_DEVICE_ATTR_RW(in6_min, volt_min, 5); | |
1445 | static SENSOR_DEVICE_ATTR_RW(in7_min, volt_min, 6); | |
1446 | static SENSOR_DEVICE_ATTR_RW(in8_min, volt_min, 7); | |
1447 | static SENSOR_DEVICE_ATTR_RW(in9_min, volt_min, 8); | |
1448 | static SENSOR_DEVICE_ATTR_RW(in10_min, volt_min, 9); | |
1449 | static SENSOR_DEVICE_ATTR_RW(in11_min, volt_min, 10); | |
1450 | static SENSOR_DEVICE_ATTR_RW(in12_min, volt_min, 11); | |
1451 | static SENSOR_DEVICE_ATTR_RW(in13_min, volt_min, 12); | |
1452 | ||
1453 | static SENSOR_DEVICE_ATTR_RO(in1_input, voltage, 0); | |
1454 | static SENSOR_DEVICE_ATTR_RO(in2_input, voltage, 1); | |
1455 | static SENSOR_DEVICE_ATTR_RO(in3_input, voltage, 2); | |
1456 | static SENSOR_DEVICE_ATTR_RO(in4_input, voltage, 3); | |
1457 | static SENSOR_DEVICE_ATTR_RO(in5_input, voltage, 4); | |
1458 | static SENSOR_DEVICE_ATTR_RO(in6_input, voltage, 5); | |
1459 | static SENSOR_DEVICE_ATTR_RO(in7_input, voltage, 6); | |
1460 | static SENSOR_DEVICE_ATTR_RO(in8_input, voltage, 7); | |
1461 | static SENSOR_DEVICE_ATTR_RO(in9_input, voltage, 8); | |
1462 | static SENSOR_DEVICE_ATTR_RO(in10_input, voltage, 9); | |
1463 | static SENSOR_DEVICE_ATTR_RO(in11_input, voltage, 10); | |
1464 | static SENSOR_DEVICE_ATTR_RO(in12_input, voltage, 11); | |
1465 | static SENSOR_DEVICE_ATTR_RO(in13_input, voltage, 12); | |
1466 | ||
1467 | static SENSOR_DEVICE_ATTR_RO(in1_label, voltage_label, 0); | |
1468 | static SENSOR_DEVICE_ATTR_RO(in2_label, voltage_label, 1); | |
1469 | static SENSOR_DEVICE_ATTR_RO(in3_label, voltage_label, 2); | |
1470 | static SENSOR_DEVICE_ATTR_RO(in4_label, voltage_label, 3); | |
1471 | static SENSOR_DEVICE_ATTR_RO(in5_label, voltage_label, 4); | |
1472 | static SENSOR_DEVICE_ATTR_RO(in6_label, voltage_label, 5); | |
1473 | static SENSOR_DEVICE_ATTR_RO(in7_label, voltage_label, 6); | |
1474 | static SENSOR_DEVICE_ATTR_RO(in8_label, voltage_label, 7); | |
1475 | static SENSOR_DEVICE_ATTR_RO(in9_label, voltage_label, 8); | |
1476 | static SENSOR_DEVICE_ATTR_RO(in10_label, voltage_label, 9); | |
1477 | static SENSOR_DEVICE_ATTR_RO(in11_label, voltage_label, 10); | |
1478 | static SENSOR_DEVICE_ATTR_RO(in12_label, voltage_label, 11); | |
1479 | static SENSOR_DEVICE_ATTR_RO(in13_label, voltage_label, 12); | |
1480 | ||
1481 | static SENSOR_DEVICE_ATTR_RO(in1_alarm, alarm, | |
1482 | ADT7462_ALARM2 | ADT7462_V0_ALARM); | |
1483 | static SENSOR_DEVICE_ATTR_RO(in2_alarm, alarm, | |
1484 | ADT7462_ALARM2 | ADT7462_V7_ALARM); | |
1485 | static SENSOR_DEVICE_ATTR_RO(in3_alarm, alarm, | |
1486 | ADT7462_ALARM2 | ADT7462_V2_ALARM); | |
1487 | static SENSOR_DEVICE_ATTR_RO(in4_alarm, alarm, | |
1488 | ADT7462_ALARM2 | ADT7462_V6_ALARM); | |
1489 | static SENSOR_DEVICE_ATTR_RO(in5_alarm, alarm, | |
1490 | ADT7462_ALARM2 | ADT7462_V5_ALARM); | |
1491 | static SENSOR_DEVICE_ATTR_RO(in6_alarm, alarm, | |
1492 | ADT7462_ALARM2 | ADT7462_V4_ALARM); | |
1493 | static SENSOR_DEVICE_ATTR_RO(in7_alarm, alarm, | |
1494 | ADT7462_ALARM2 | ADT7462_V3_ALARM); | |
1495 | static SENSOR_DEVICE_ATTR_RO(in8_alarm, alarm, | |
1496 | ADT7462_ALARM2 | ADT7462_V1_ALARM); | |
1497 | static SENSOR_DEVICE_ATTR_RO(in9_alarm, alarm, | |
1498 | ADT7462_ALARM3 | ADT7462_V10_ALARM); | |
1499 | static SENSOR_DEVICE_ATTR_RO(in10_alarm, alarm, | |
1500 | ADT7462_ALARM3 | ADT7462_V9_ALARM); | |
1501 | static SENSOR_DEVICE_ATTR_RO(in11_alarm, alarm, | |
1502 | ADT7462_ALARM3 | ADT7462_V8_ALARM); | |
1503 | static SENSOR_DEVICE_ATTR_RO(in12_alarm, alarm, | |
1504 | ADT7462_ALARM3 | ADT7462_V11_ALARM); | |
1505 | static SENSOR_DEVICE_ATTR_RO(in13_alarm, alarm, | |
1506 | ADT7462_ALARM3 | ADT7462_V12_ALARM); | |
1507 | ||
1508 | static SENSOR_DEVICE_ATTR_RW(fan1_min, fan_min, 0); | |
1509 | static SENSOR_DEVICE_ATTR_RW(fan2_min, fan_min, 1); | |
1510 | static SENSOR_DEVICE_ATTR_RW(fan3_min, fan_min, 2); | |
1511 | static SENSOR_DEVICE_ATTR_RW(fan4_min, fan_min, 3); | |
1512 | static SENSOR_DEVICE_ATTR_RW(fan5_min, fan_min, 4); | |
1513 | static SENSOR_DEVICE_ATTR_RW(fan6_min, fan_min, 5); | |
1514 | static SENSOR_DEVICE_ATTR_RW(fan7_min, fan_min, 6); | |
1515 | static SENSOR_DEVICE_ATTR_RW(fan8_min, fan_min, 7); | |
1516 | ||
1517 | static SENSOR_DEVICE_ATTR_RO(fan1_input, fan, 0); | |
1518 | static SENSOR_DEVICE_ATTR_RO(fan2_input, fan, 1); | |
1519 | static SENSOR_DEVICE_ATTR_RO(fan3_input, fan, 2); | |
1520 | static SENSOR_DEVICE_ATTR_RO(fan4_input, fan, 3); | |
1521 | static SENSOR_DEVICE_ATTR_RO(fan5_input, fan, 4); | |
1522 | static SENSOR_DEVICE_ATTR_RO(fan6_input, fan, 5); | |
1523 | static SENSOR_DEVICE_ATTR_RO(fan7_input, fan, 6); | |
1524 | static SENSOR_DEVICE_ATTR_RO(fan8_input, fan, 7); | |
1525 | ||
1526 | static SENSOR_DEVICE_ATTR_RO(fan1_alarm, alarm, | |
1527 | ADT7462_ALARM4 | ADT7462_F0_ALARM); | |
1528 | static SENSOR_DEVICE_ATTR_RO(fan2_alarm, alarm, | |
1529 | ADT7462_ALARM4 | ADT7462_F1_ALARM); | |
1530 | static SENSOR_DEVICE_ATTR_RO(fan3_alarm, alarm, | |
1531 | ADT7462_ALARM4 | ADT7462_F2_ALARM); | |
1532 | static SENSOR_DEVICE_ATTR_RO(fan4_alarm, alarm, | |
1533 | ADT7462_ALARM4 | ADT7462_F3_ALARM); | |
1534 | static SENSOR_DEVICE_ATTR_RO(fan5_alarm, alarm, | |
1535 | ADT7462_ALARM4 | ADT7462_F4_ALARM); | |
1536 | static SENSOR_DEVICE_ATTR_RO(fan6_alarm, alarm, | |
1537 | ADT7462_ALARM4 | ADT7462_F5_ALARM); | |
1538 | static SENSOR_DEVICE_ATTR_RO(fan7_alarm, alarm, | |
1539 | ADT7462_ALARM4 | ADT7462_F6_ALARM); | |
1540 | static SENSOR_DEVICE_ATTR_RO(fan8_alarm, alarm, | |
1541 | ADT7462_ALARM4 | ADT7462_F7_ALARM); | |
1542 | ||
1543 | static SENSOR_DEVICE_ATTR_RW(force_pwm_max, force_pwm_max, 0); | |
1544 | ||
1545 | static SENSOR_DEVICE_ATTR_RW(pwm1, pwm, 0); | |
1546 | static SENSOR_DEVICE_ATTR_RW(pwm2, pwm, 1); | |
1547 | static SENSOR_DEVICE_ATTR_RW(pwm3, pwm, 2); | |
1548 | static SENSOR_DEVICE_ATTR_RW(pwm4, pwm, 3); | |
1549 | ||
1550 | static SENSOR_DEVICE_ATTR_RW(pwm1_auto_point1_pwm, pwm_min, 0); | |
1551 | static SENSOR_DEVICE_ATTR_RW(pwm2_auto_point1_pwm, pwm_min, 1); | |
1552 | static SENSOR_DEVICE_ATTR_RW(pwm3_auto_point1_pwm, pwm_min, 2); | |
1553 | static SENSOR_DEVICE_ATTR_RW(pwm4_auto_point1_pwm, pwm_min, 3); | |
1554 | ||
1555 | static SENSOR_DEVICE_ATTR_RW(pwm1_auto_point2_pwm, pwm_max, 0); | |
1556 | static SENSOR_DEVICE_ATTR_RW(pwm2_auto_point2_pwm, pwm_max, 1); | |
1557 | static SENSOR_DEVICE_ATTR_RW(pwm3_auto_point2_pwm, pwm_max, 2); | |
1558 | static SENSOR_DEVICE_ATTR_RW(pwm4_auto_point2_pwm, pwm_max, 3); | |
1559 | ||
1560 | static SENSOR_DEVICE_ATTR_RW(temp1_auto_point1_hyst, pwm_hyst, 0); | |
1561 | static SENSOR_DEVICE_ATTR_RW(temp2_auto_point1_hyst, pwm_hyst, 1); | |
1562 | static SENSOR_DEVICE_ATTR_RW(temp3_auto_point1_hyst, pwm_hyst, 2); | |
1563 | static SENSOR_DEVICE_ATTR_RW(temp4_auto_point1_hyst, pwm_hyst, 3); | |
1564 | ||
1565 | static SENSOR_DEVICE_ATTR_RW(temp1_auto_point2_hyst, pwm_hyst, 0); | |
1566 | static SENSOR_DEVICE_ATTR_RW(temp2_auto_point2_hyst, pwm_hyst, 1); | |
1567 | static SENSOR_DEVICE_ATTR_RW(temp3_auto_point2_hyst, pwm_hyst, 2); | |
1568 | static SENSOR_DEVICE_ATTR_RW(temp4_auto_point2_hyst, pwm_hyst, 3); | |
1569 | ||
1570 | static SENSOR_DEVICE_ATTR_RW(temp1_auto_point1_temp, pwm_tmin, 0); | |
1571 | static SENSOR_DEVICE_ATTR_RW(temp2_auto_point1_temp, pwm_tmin, 1); | |
1572 | static SENSOR_DEVICE_ATTR_RW(temp3_auto_point1_temp, pwm_tmin, 2); | |
1573 | static SENSOR_DEVICE_ATTR_RW(temp4_auto_point1_temp, pwm_tmin, 3); | |
1574 | ||
1575 | static SENSOR_DEVICE_ATTR_RW(temp1_auto_point2_temp, pwm_tmax, 0); | |
1576 | static SENSOR_DEVICE_ATTR_RW(temp2_auto_point2_temp, pwm_tmax, 1); | |
1577 | static SENSOR_DEVICE_ATTR_RW(temp3_auto_point2_temp, pwm_tmax, 2); | |
1578 | static SENSOR_DEVICE_ATTR_RW(temp4_auto_point2_temp, pwm_tmax, 3); | |
1579 | ||
1580 | static SENSOR_DEVICE_ATTR_RW(pwm1_enable, pwm_auto, 0); | |
1581 | static SENSOR_DEVICE_ATTR_RW(pwm2_enable, pwm_auto, 1); | |
1582 | static SENSOR_DEVICE_ATTR_RW(pwm3_enable, pwm_auto, 2); | |
1583 | static SENSOR_DEVICE_ATTR_RW(pwm4_enable, pwm_auto, 3); | |
1584 | ||
1585 | static SENSOR_DEVICE_ATTR_RW(pwm1_auto_channels_temp, pwm_auto_temp, 0); | |
1586 | static SENSOR_DEVICE_ATTR_RW(pwm2_auto_channels_temp, pwm_auto_temp, 1); | |
1587 | static SENSOR_DEVICE_ATTR_RW(pwm3_auto_channels_temp, pwm_auto_temp, 2); | |
1588 | static SENSOR_DEVICE_ATTR_RW(pwm4_auto_channels_temp, pwm_auto_temp, 3); | |
c0b4e3ab | 1589 | |
573bfe67 | 1590 | static struct attribute *adt7462_attrs[] = { |
c0b4e3ab DW |
1591 | &sensor_dev_attr_temp1_max.dev_attr.attr, |
1592 | &sensor_dev_attr_temp2_max.dev_attr.attr, | |
1593 | &sensor_dev_attr_temp3_max.dev_attr.attr, | |
1594 | &sensor_dev_attr_temp4_max.dev_attr.attr, | |
1595 | ||
1596 | &sensor_dev_attr_temp1_min.dev_attr.attr, | |
1597 | &sensor_dev_attr_temp2_min.dev_attr.attr, | |
1598 | &sensor_dev_attr_temp3_min.dev_attr.attr, | |
1599 | &sensor_dev_attr_temp4_min.dev_attr.attr, | |
1600 | ||
1601 | &sensor_dev_attr_temp1_input.dev_attr.attr, | |
1602 | &sensor_dev_attr_temp2_input.dev_attr.attr, | |
1603 | &sensor_dev_attr_temp3_input.dev_attr.attr, | |
1604 | &sensor_dev_attr_temp4_input.dev_attr.attr, | |
1605 | ||
1606 | &sensor_dev_attr_temp1_label.dev_attr.attr, | |
1607 | &sensor_dev_attr_temp2_label.dev_attr.attr, | |
1608 | &sensor_dev_attr_temp3_label.dev_attr.attr, | |
1609 | &sensor_dev_attr_temp4_label.dev_attr.attr, | |
1610 | ||
1611 | &sensor_dev_attr_temp1_alarm.dev_attr.attr, | |
1612 | &sensor_dev_attr_temp2_alarm.dev_attr.attr, | |
1613 | &sensor_dev_attr_temp3_alarm.dev_attr.attr, | |
1614 | &sensor_dev_attr_temp4_alarm.dev_attr.attr, | |
1615 | ||
1616 | &sensor_dev_attr_in1_max.dev_attr.attr, | |
1617 | &sensor_dev_attr_in2_max.dev_attr.attr, | |
1618 | &sensor_dev_attr_in3_max.dev_attr.attr, | |
1619 | &sensor_dev_attr_in4_max.dev_attr.attr, | |
1620 | &sensor_dev_attr_in5_max.dev_attr.attr, | |
1621 | &sensor_dev_attr_in6_max.dev_attr.attr, | |
1622 | &sensor_dev_attr_in7_max.dev_attr.attr, | |
1623 | &sensor_dev_attr_in8_max.dev_attr.attr, | |
1624 | &sensor_dev_attr_in9_max.dev_attr.attr, | |
1625 | &sensor_dev_attr_in10_max.dev_attr.attr, | |
1626 | &sensor_dev_attr_in11_max.dev_attr.attr, | |
1627 | &sensor_dev_attr_in12_max.dev_attr.attr, | |
1628 | &sensor_dev_attr_in13_max.dev_attr.attr, | |
1629 | ||
1630 | &sensor_dev_attr_in1_min.dev_attr.attr, | |
1631 | &sensor_dev_attr_in2_min.dev_attr.attr, | |
1632 | &sensor_dev_attr_in3_min.dev_attr.attr, | |
1633 | &sensor_dev_attr_in4_min.dev_attr.attr, | |
1634 | &sensor_dev_attr_in5_min.dev_attr.attr, | |
1635 | &sensor_dev_attr_in6_min.dev_attr.attr, | |
1636 | &sensor_dev_attr_in7_min.dev_attr.attr, | |
1637 | &sensor_dev_attr_in8_min.dev_attr.attr, | |
1638 | &sensor_dev_attr_in9_min.dev_attr.attr, | |
1639 | &sensor_dev_attr_in10_min.dev_attr.attr, | |
1640 | &sensor_dev_attr_in11_min.dev_attr.attr, | |
1641 | &sensor_dev_attr_in12_min.dev_attr.attr, | |
1642 | &sensor_dev_attr_in13_min.dev_attr.attr, | |
1643 | ||
1644 | &sensor_dev_attr_in1_input.dev_attr.attr, | |
1645 | &sensor_dev_attr_in2_input.dev_attr.attr, | |
1646 | &sensor_dev_attr_in3_input.dev_attr.attr, | |
1647 | &sensor_dev_attr_in4_input.dev_attr.attr, | |
1648 | &sensor_dev_attr_in5_input.dev_attr.attr, | |
1649 | &sensor_dev_attr_in6_input.dev_attr.attr, | |
1650 | &sensor_dev_attr_in7_input.dev_attr.attr, | |
1651 | &sensor_dev_attr_in8_input.dev_attr.attr, | |
1652 | &sensor_dev_attr_in9_input.dev_attr.attr, | |
1653 | &sensor_dev_attr_in10_input.dev_attr.attr, | |
1654 | &sensor_dev_attr_in11_input.dev_attr.attr, | |
1655 | &sensor_dev_attr_in12_input.dev_attr.attr, | |
1656 | &sensor_dev_attr_in13_input.dev_attr.attr, | |
1657 | ||
1658 | &sensor_dev_attr_in1_label.dev_attr.attr, | |
1659 | &sensor_dev_attr_in2_label.dev_attr.attr, | |
1660 | &sensor_dev_attr_in3_label.dev_attr.attr, | |
1661 | &sensor_dev_attr_in4_label.dev_attr.attr, | |
1662 | &sensor_dev_attr_in5_label.dev_attr.attr, | |
1663 | &sensor_dev_attr_in6_label.dev_attr.attr, | |
1664 | &sensor_dev_attr_in7_label.dev_attr.attr, | |
1665 | &sensor_dev_attr_in8_label.dev_attr.attr, | |
1666 | &sensor_dev_attr_in9_label.dev_attr.attr, | |
1667 | &sensor_dev_attr_in10_label.dev_attr.attr, | |
1668 | &sensor_dev_attr_in11_label.dev_attr.attr, | |
1669 | &sensor_dev_attr_in12_label.dev_attr.attr, | |
1670 | &sensor_dev_attr_in13_label.dev_attr.attr, | |
1671 | ||
1672 | &sensor_dev_attr_in1_alarm.dev_attr.attr, | |
1673 | &sensor_dev_attr_in2_alarm.dev_attr.attr, | |
1674 | &sensor_dev_attr_in3_alarm.dev_attr.attr, | |
1675 | &sensor_dev_attr_in4_alarm.dev_attr.attr, | |
1676 | &sensor_dev_attr_in5_alarm.dev_attr.attr, | |
1677 | &sensor_dev_attr_in6_alarm.dev_attr.attr, | |
1678 | &sensor_dev_attr_in7_alarm.dev_attr.attr, | |
1679 | &sensor_dev_attr_in8_alarm.dev_attr.attr, | |
1680 | &sensor_dev_attr_in9_alarm.dev_attr.attr, | |
1681 | &sensor_dev_attr_in10_alarm.dev_attr.attr, | |
1682 | &sensor_dev_attr_in11_alarm.dev_attr.attr, | |
1683 | &sensor_dev_attr_in12_alarm.dev_attr.attr, | |
1684 | &sensor_dev_attr_in13_alarm.dev_attr.attr, | |
1685 | ||
1686 | &sensor_dev_attr_fan1_min.dev_attr.attr, | |
1687 | &sensor_dev_attr_fan2_min.dev_attr.attr, | |
1688 | &sensor_dev_attr_fan3_min.dev_attr.attr, | |
1689 | &sensor_dev_attr_fan4_min.dev_attr.attr, | |
1690 | &sensor_dev_attr_fan5_min.dev_attr.attr, | |
1691 | &sensor_dev_attr_fan6_min.dev_attr.attr, | |
1692 | &sensor_dev_attr_fan7_min.dev_attr.attr, | |
1693 | &sensor_dev_attr_fan8_min.dev_attr.attr, | |
1694 | ||
1695 | &sensor_dev_attr_fan1_input.dev_attr.attr, | |
1696 | &sensor_dev_attr_fan2_input.dev_attr.attr, | |
1697 | &sensor_dev_attr_fan3_input.dev_attr.attr, | |
1698 | &sensor_dev_attr_fan4_input.dev_attr.attr, | |
1699 | &sensor_dev_attr_fan5_input.dev_attr.attr, | |
1700 | &sensor_dev_attr_fan6_input.dev_attr.attr, | |
1701 | &sensor_dev_attr_fan7_input.dev_attr.attr, | |
1702 | &sensor_dev_attr_fan8_input.dev_attr.attr, | |
1703 | ||
1704 | &sensor_dev_attr_fan1_alarm.dev_attr.attr, | |
1705 | &sensor_dev_attr_fan2_alarm.dev_attr.attr, | |
1706 | &sensor_dev_attr_fan3_alarm.dev_attr.attr, | |
1707 | &sensor_dev_attr_fan4_alarm.dev_attr.attr, | |
1708 | &sensor_dev_attr_fan5_alarm.dev_attr.attr, | |
1709 | &sensor_dev_attr_fan6_alarm.dev_attr.attr, | |
1710 | &sensor_dev_attr_fan7_alarm.dev_attr.attr, | |
1711 | &sensor_dev_attr_fan8_alarm.dev_attr.attr, | |
1712 | ||
1713 | &sensor_dev_attr_force_pwm_max.dev_attr.attr, | |
1714 | &sensor_dev_attr_pwm1.dev_attr.attr, | |
1715 | &sensor_dev_attr_pwm2.dev_attr.attr, | |
1716 | &sensor_dev_attr_pwm3.dev_attr.attr, | |
1717 | &sensor_dev_attr_pwm4.dev_attr.attr, | |
1718 | ||
1719 | &sensor_dev_attr_pwm1_auto_point1_pwm.dev_attr.attr, | |
1720 | &sensor_dev_attr_pwm2_auto_point1_pwm.dev_attr.attr, | |
1721 | &sensor_dev_attr_pwm3_auto_point1_pwm.dev_attr.attr, | |
1722 | &sensor_dev_attr_pwm4_auto_point1_pwm.dev_attr.attr, | |
1723 | ||
1724 | &sensor_dev_attr_pwm1_auto_point2_pwm.dev_attr.attr, | |
1725 | &sensor_dev_attr_pwm2_auto_point2_pwm.dev_attr.attr, | |
1726 | &sensor_dev_attr_pwm3_auto_point2_pwm.dev_attr.attr, | |
1727 | &sensor_dev_attr_pwm4_auto_point2_pwm.dev_attr.attr, | |
1728 | ||
1729 | &sensor_dev_attr_temp1_auto_point1_hyst.dev_attr.attr, | |
1730 | &sensor_dev_attr_temp2_auto_point1_hyst.dev_attr.attr, | |
1731 | &sensor_dev_attr_temp3_auto_point1_hyst.dev_attr.attr, | |
1732 | &sensor_dev_attr_temp4_auto_point1_hyst.dev_attr.attr, | |
1733 | ||
1734 | &sensor_dev_attr_temp1_auto_point2_hyst.dev_attr.attr, | |
1735 | &sensor_dev_attr_temp2_auto_point2_hyst.dev_attr.attr, | |
1736 | &sensor_dev_attr_temp3_auto_point2_hyst.dev_attr.attr, | |
1737 | &sensor_dev_attr_temp4_auto_point2_hyst.dev_attr.attr, | |
1738 | ||
1739 | &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr, | |
1740 | &sensor_dev_attr_temp2_auto_point1_temp.dev_attr.attr, | |
1741 | &sensor_dev_attr_temp3_auto_point1_temp.dev_attr.attr, | |
1742 | &sensor_dev_attr_temp4_auto_point1_temp.dev_attr.attr, | |
1743 | ||
1744 | &sensor_dev_attr_temp1_auto_point2_temp.dev_attr.attr, | |
1745 | &sensor_dev_attr_temp2_auto_point2_temp.dev_attr.attr, | |
1746 | &sensor_dev_attr_temp3_auto_point2_temp.dev_attr.attr, | |
1747 | &sensor_dev_attr_temp4_auto_point2_temp.dev_attr.attr, | |
1748 | ||
1749 | &sensor_dev_attr_pwm1_enable.dev_attr.attr, | |
1750 | &sensor_dev_attr_pwm2_enable.dev_attr.attr, | |
1751 | &sensor_dev_attr_pwm3_enable.dev_attr.attr, | |
1752 | &sensor_dev_attr_pwm4_enable.dev_attr.attr, | |
1753 | ||
1754 | &sensor_dev_attr_pwm1_auto_channels_temp.dev_attr.attr, | |
1755 | &sensor_dev_attr_pwm2_auto_channels_temp.dev_attr.attr, | |
1756 | &sensor_dev_attr_pwm3_auto_channels_temp.dev_attr.attr, | |
1757 | &sensor_dev_attr_pwm4_auto_channels_temp.dev_attr.attr, | |
1758 | NULL | |
1759 | }; | |
1760 | ||
573bfe67 AL |
1761 | ATTRIBUTE_GROUPS(adt7462); |
1762 | ||
c0b4e3ab | 1763 | /* Return 0 if detection is successful, -ENODEV otherwise */ |
310ec792 | 1764 | static int adt7462_detect(struct i2c_client *client, |
c0b4e3ab DW |
1765 | struct i2c_board_info *info) |
1766 | { | |
1767 | struct i2c_adapter *adapter = client->adapter; | |
52df6440 | 1768 | int vendor, device, revision; |
c0b4e3ab DW |
1769 | |
1770 | if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) | |
1771 | return -ENODEV; | |
1772 | ||
52df6440 JD |
1773 | vendor = i2c_smbus_read_byte_data(client, ADT7462_REG_VENDOR); |
1774 | if (vendor != ADT7462_VENDOR) | |
1775 | return -ENODEV; | |
c0b4e3ab | 1776 | |
52df6440 JD |
1777 | device = i2c_smbus_read_byte_data(client, ADT7462_REG_DEVICE); |
1778 | if (device != ADT7462_DEVICE) | |
1779 | return -ENODEV; | |
c0b4e3ab | 1780 | |
52df6440 JD |
1781 | revision = i2c_smbus_read_byte_data(client, ADT7462_REG_REVISION); |
1782 | if (revision != ADT7462_REVISION) | |
1783 | return -ENODEV; | |
c0b4e3ab DW |
1784 | |
1785 | strlcpy(info->type, "adt7462", I2C_NAME_SIZE); | |
1786 | ||
1787 | return 0; | |
1788 | } | |
1789 | ||
1790 | static int adt7462_probe(struct i2c_client *client, | |
1791 | const struct i2c_device_id *id) | |
1792 | { | |
573bfe67 | 1793 | struct device *dev = &client->dev; |
c0b4e3ab | 1794 | struct adt7462_data *data; |
573bfe67 | 1795 | struct device *hwmon_dev; |
c0b4e3ab | 1796 | |
573bfe67 | 1797 | data = devm_kzalloc(dev, sizeof(struct adt7462_data), GFP_KERNEL); |
08808300 GR |
1798 | if (!data) |
1799 | return -ENOMEM; | |
c0b4e3ab | 1800 | |
573bfe67 | 1801 | data->client = client; |
c0b4e3ab DW |
1802 | mutex_init(&data->lock); |
1803 | ||
1804 | dev_info(&client->dev, "%s chip found\n", client->name); | |
1805 | ||
573bfe67 AL |
1806 | hwmon_dev = devm_hwmon_device_register_with_groups(dev, client->name, |
1807 | data, | |
1808 | adt7462_groups); | |
1809 | return PTR_ERR_OR_ZERO(hwmon_dev); | |
c0b4e3ab DW |
1810 | } |
1811 | ||
a2cc2428 AL |
1812 | static const struct i2c_device_id adt7462_id[] = { |
1813 | { "adt7462", 0 }, | |
1814 | { } | |
1815 | }; | |
1816 | MODULE_DEVICE_TABLE(i2c, adt7462_id); | |
1817 | ||
1818 | static struct i2c_driver adt7462_driver = { | |
1819 | .class = I2C_CLASS_HWMON, | |
1820 | .driver = { | |
1821 | .name = "adt7462", | |
1822 | }, | |
1823 | .probe = adt7462_probe, | |
a2cc2428 AL |
1824 | .id_table = adt7462_id, |
1825 | .detect = adt7462_detect, | |
1826 | .address_list = normal_i2c, | |
1827 | }; | |
1828 | ||
f0967eea | 1829 | module_i2c_driver(adt7462_driver); |
c0b4e3ab | 1830 | |
5407e051 | 1831 | MODULE_AUTHOR("Darrick J. Wong <darrick.wong@oracle.com>"); |
c0b4e3ab DW |
1832 | MODULE_DESCRIPTION("ADT7462 driver"); |
1833 | MODULE_LICENSE("GPL"); |