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c0b4e3ab DW |
1 | /* |
2 | * A hwmon driver for the Analog Devices ADT7462 | |
3 | * Copyright (C) 2008 IBM | |
4 | * | |
5407e051 | 5 | * Author: Darrick J. Wong <darrick.wong@oracle.com> |
c0b4e3ab DW |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | */ | |
21 | ||
22 | #include <linux/module.h> | |
23 | #include <linux/jiffies.h> | |
24 | #include <linux/i2c.h> | |
25 | #include <linux/hwmon.h> | |
26 | #include <linux/hwmon-sysfs.h> | |
27 | #include <linux/err.h> | |
28 | #include <linux/mutex.h> | |
c0b4e3ab | 29 | #include <linux/log2.h> |
5a0e3ad6 | 30 | #include <linux/slab.h> |
c0b4e3ab DW |
31 | |
32 | /* Addresses to scan */ | |
33 | static const unsigned short normal_i2c[] = { 0x58, 0x5C, I2C_CLIENT_END }; | |
34 | ||
c0b4e3ab DW |
35 | /* ADT7462 registers */ |
36 | #define ADT7462_REG_DEVICE 0x3D | |
37 | #define ADT7462_REG_VENDOR 0x3E | |
38 | #define ADT7462_REG_REVISION 0x3F | |
39 | ||
40 | #define ADT7462_REG_MIN_TEMP_BASE_ADDR 0x44 | |
41 | #define ADT7462_REG_MIN_TEMP_MAX_ADDR 0x47 | |
42 | #define ADT7462_REG_MAX_TEMP_BASE_ADDR 0x48 | |
43 | #define ADT7462_REG_MAX_TEMP_MAX_ADDR 0x4B | |
44 | #define ADT7462_REG_TEMP_BASE_ADDR 0x88 | |
45 | #define ADT7462_REG_TEMP_MAX_ADDR 0x8F | |
46 | ||
47 | #define ADT7462_REG_FAN_BASE_ADDR 0x98 | |
48 | #define ADT7462_REG_FAN_MAX_ADDR 0x9F | |
49 | #define ADT7462_REG_FAN2_BASE_ADDR 0xA2 | |
50 | #define ADT7462_REG_FAN2_MAX_ADDR 0xA9 | |
51 | #define ADT7462_REG_FAN_ENABLE 0x07 | |
52 | #define ADT7462_REG_FAN_MIN_BASE_ADDR 0x78 | |
53 | #define ADT7462_REG_FAN_MIN_MAX_ADDR 0x7F | |
54 | ||
55 | #define ADT7462_REG_CFG2 0x02 | |
56 | #define ADT7462_FSPD_MASK 0x20 | |
57 | ||
58 | #define ADT7462_REG_PWM_BASE_ADDR 0xAA | |
59 | #define ADT7462_REG_PWM_MAX_ADDR 0xAD | |
60 | #define ADT7462_REG_PWM_MIN_BASE_ADDR 0x28 | |
61 | #define ADT7462_REG_PWM_MIN_MAX_ADDR 0x2B | |
62 | #define ADT7462_REG_PWM_MAX 0x2C | |
63 | #define ADT7462_REG_PWM_TEMP_MIN_BASE_ADDR 0x5C | |
64 | #define ADT7462_REG_PWM_TEMP_MIN_MAX_ADDR 0x5F | |
65 | #define ADT7462_REG_PWM_TEMP_RANGE_BASE_ADDR 0x60 | |
66 | #define ADT7462_REG_PWM_TEMP_RANGE_MAX_ADDR 0x63 | |
724cc331 GR |
67 | #define ADT7462_PWM_HYST_MASK 0x0F |
68 | #define ADT7462_PWM_RANGE_MASK 0xF0 | |
c0b4e3ab DW |
69 | #define ADT7462_PWM_RANGE_SHIFT 4 |
70 | #define ADT7462_REG_PWM_CFG_BASE_ADDR 0x21 | |
71 | #define ADT7462_REG_PWM_CFG_MAX_ADDR 0x24 | |
72 | #define ADT7462_PWM_CHANNEL_MASK 0xE0 | |
73 | #define ADT7462_PWM_CHANNEL_SHIFT 5 | |
74 | ||
75 | #define ADT7462_REG_PIN_CFG_BASE_ADDR 0x10 | |
76 | #define ADT7462_REG_PIN_CFG_MAX_ADDR 0x13 | |
77 | #define ADT7462_PIN7_INPUT 0x01 /* cfg0 */ | |
78 | #define ADT7462_DIODE3_INPUT 0x20 | |
79 | #define ADT7462_DIODE1_INPUT 0x40 | |
80 | #define ADT7462_VID_INPUT 0x80 | |
81 | #define ADT7462_PIN22_INPUT 0x04 /* cfg1 */ | |
82 | #define ADT7462_PIN21_INPUT 0x08 | |
83 | #define ADT7462_PIN19_INPUT 0x10 | |
84 | #define ADT7462_PIN15_INPUT 0x20 | |
85 | #define ADT7462_PIN13_INPUT 0x40 | |
86 | #define ADT7462_PIN8_INPUT 0x80 | |
724cc331 | 87 | #define ADT7462_PIN23_MASK 0x03 |
c0b4e3ab DW |
88 | #define ADT7462_PIN23_SHIFT 0 |
89 | #define ADT7462_PIN26_MASK 0x0C /* cfg2 */ | |
90 | #define ADT7462_PIN26_SHIFT 2 | |
91 | #define ADT7462_PIN25_MASK 0x30 | |
92 | #define ADT7462_PIN25_SHIFT 4 | |
93 | #define ADT7462_PIN24_MASK 0xC0 | |
94 | #define ADT7462_PIN24_SHIFT 6 | |
95 | #define ADT7462_PIN26_VOLT_INPUT 0x08 | |
96 | #define ADT7462_PIN25_VOLT_INPUT 0x20 | |
bb595c92 | 97 | #define ADT7462_PIN28_SHIFT 4 /* cfg3 */ |
c0b4e3ab DW |
98 | #define ADT7462_PIN28_VOLT 0x5 |
99 | ||
100 | #define ADT7462_REG_ALARM1 0xB8 | |
724cc331 | 101 | #define ADT7462_LT_ALARM 0x02 |
c0b4e3ab DW |
102 | #define ADT7462_R1T_ALARM 0x04 |
103 | #define ADT7462_R2T_ALARM 0x08 | |
104 | #define ADT7462_R3T_ALARM 0x10 | |
105 | #define ADT7462_REG_ALARM2 0xBB | |
106 | #define ADT7462_V0_ALARM 0x01 | |
107 | #define ADT7462_V1_ALARM 0x02 | |
108 | #define ADT7462_V2_ALARM 0x04 | |
109 | #define ADT7462_V3_ALARM 0x08 | |
110 | #define ADT7462_V4_ALARM 0x10 | |
111 | #define ADT7462_V5_ALARM 0x20 | |
112 | #define ADT7462_V6_ALARM 0x40 | |
113 | #define ADT7462_V7_ALARM 0x80 | |
114 | #define ADT7462_REG_ALARM3 0xBC | |
115 | #define ADT7462_V8_ALARM 0x08 | |
116 | #define ADT7462_V9_ALARM 0x10 | |
117 | #define ADT7462_V10_ALARM 0x20 | |
118 | #define ADT7462_V11_ALARM 0x40 | |
119 | #define ADT7462_V12_ALARM 0x80 | |
120 | #define ADT7462_REG_ALARM4 0xBD | |
121 | #define ADT7462_F0_ALARM 0x01 | |
122 | #define ADT7462_F1_ALARM 0x02 | |
123 | #define ADT7462_F2_ALARM 0x04 | |
124 | #define ADT7462_F3_ALARM 0x08 | |
125 | #define ADT7462_F4_ALARM 0x10 | |
126 | #define ADT7462_F5_ALARM 0x20 | |
127 | #define ADT7462_F6_ALARM 0x40 | |
128 | #define ADT7462_F7_ALARM 0x80 | |
129 | #define ADT7462_ALARM1 0x0000 | |
130 | #define ADT7462_ALARM2 0x0100 | |
131 | #define ADT7462_ALARM3 0x0200 | |
132 | #define ADT7462_ALARM4 0x0300 | |
133 | #define ADT7462_ALARM_REG_SHIFT 8 | |
134 | #define ADT7462_ALARM_FLAG_MASK 0x0F | |
135 | ||
136 | #define ADT7462_TEMP_COUNT 4 | |
724cc331 GR |
137 | #define ADT7462_TEMP_REG(x) (ADT7462_REG_TEMP_BASE_ADDR + ((x) * 2)) |
138 | #define ADT7462_TEMP_MIN_REG(x) (ADT7462_REG_MIN_TEMP_BASE_ADDR + (x)) | |
139 | #define ADT7462_TEMP_MAX_REG(x) (ADT7462_REG_MAX_TEMP_BASE_ADDR + (x)) | |
c0b4e3ab DW |
140 | #define TEMP_FRAC_OFFSET 6 |
141 | ||
142 | #define ADT7462_FAN_COUNT 8 | |
143 | #define ADT7462_REG_FAN_MIN(x) (ADT7462_REG_FAN_MIN_BASE_ADDR + (x)) | |
144 | ||
145 | #define ADT7462_PWM_COUNT 4 | |
146 | #define ADT7462_REG_PWM(x) (ADT7462_REG_PWM_BASE_ADDR + (x)) | |
147 | #define ADT7462_REG_PWM_MIN(x) (ADT7462_REG_PWM_MIN_BASE_ADDR + (x)) | |
148 | #define ADT7462_REG_PWM_TMIN(x) \ | |
149 | (ADT7462_REG_PWM_TEMP_MIN_BASE_ADDR + (x)) | |
150 | #define ADT7462_REG_PWM_TRANGE(x) \ | |
151 | (ADT7462_REG_PWM_TEMP_RANGE_BASE_ADDR + (x)) | |
152 | ||
153 | #define ADT7462_PIN_CFG_REG_COUNT 4 | |
154 | #define ADT7462_REG_PIN_CFG(x) (ADT7462_REG_PIN_CFG_BASE_ADDR + (x)) | |
155 | #define ADT7462_REG_PWM_CFG(x) (ADT7462_REG_PWM_CFG_BASE_ADDR + (x)) | |
156 | ||
157 | #define ADT7462_ALARM_REG_COUNT 4 | |
158 | ||
159 | /* | |
160 | * The chip can measure 13 different voltage sources: | |
161 | * | |
162 | * 1. +12V1 (pin 7) | |
163 | * 2. Vccp1/+2.5V/+1.8V/+1.5V (pin 23) | |
164 | * 3. +12V3 (pin 22) | |
165 | * 4. +5V (pin 21) | |
166 | * 5. +1.25V/+0.9V (pin 19) | |
167 | * 6. +2.5V/+1.8V (pin 15) | |
168 | * 7. +3.3v (pin 13) | |
169 | * 8. +12V2 (pin 8) | |
170 | * 9. Vbatt/FSB_Vtt (pin 26) | |
171 | * A. +3.3V/+1.2V1 (pin 25) | |
172 | * B. Vccp2/+2.5V/+1.8V/+1.5V (pin 24) | |
173 | * C. +1.5V ICH (only if BOTH pin 28/29 are set to +1.5V) | |
174 | * D. +1.5V 3GPIO (only if BOTH pin 28/29 are set to +1.5V) | |
175 | * | |
176 | * Each of these 13 has a factor to convert raw to voltage. Even better, | |
177 | * the pins can be connected to other sensors (tach/gpio/hot/etc), which | |
178 | * makes the bookkeeping tricky. | |
179 | * | |
180 | * Some, but not all, of these voltages have low/high limits. | |
181 | */ | |
85f8d3e5 | 182 | #define ADT7462_VOLT_COUNT 13 |
c0b4e3ab DW |
183 | |
184 | #define ADT7462_VENDOR 0x41 | |
185 | #define ADT7462_DEVICE 0x62 | |
186 | /* datasheet only mentions a revision 4 */ | |
187 | #define ADT7462_REVISION 0x04 | |
188 | ||
189 | /* How often do we reread sensors values? (In jiffies) */ | |
190 | #define SENSOR_REFRESH_INTERVAL (2 * HZ) | |
191 | ||
192 | /* How often do we reread sensor limit values? (In jiffies) */ | |
193 | #define LIMIT_REFRESH_INTERVAL (60 * HZ) | |
194 | ||
195 | /* datasheet says to divide this number by the fan reading to get fan rpm */ | |
196 | #define FAN_PERIOD_TO_RPM(x) ((90000 * 60) / (x)) | |
197 | #define FAN_RPM_TO_PERIOD FAN_PERIOD_TO_RPM | |
198 | #define FAN_PERIOD_INVALID 65535 | |
199 | #define FAN_DATA_VALID(x) ((x) && (x) != FAN_PERIOD_INVALID) | |
200 | ||
201 | #define MASK_AND_SHIFT(value, prefix) \ | |
202 | (((value) & prefix##_MASK) >> prefix##_SHIFT) | |
203 | ||
c0b4e3ab | 204 | struct adt7462_data { |
573bfe67 | 205 | struct i2c_client *client; |
c0b4e3ab DW |
206 | struct mutex lock; |
207 | char sensors_valid; | |
208 | char limits_valid; | |
209 | unsigned long sensors_last_updated; /* In jiffies */ | |
210 | unsigned long limits_last_updated; /* In jiffies */ | |
211 | ||
212 | u8 temp[ADT7462_TEMP_COUNT]; | |
213 | /* bits 6-7 are quarter pieces of temp */ | |
214 | u8 temp_frac[ADT7462_TEMP_COUNT]; | |
215 | u8 temp_min[ADT7462_TEMP_COUNT]; | |
216 | u8 temp_max[ADT7462_TEMP_COUNT]; | |
217 | u16 fan[ADT7462_FAN_COUNT]; | |
218 | u8 fan_enabled; | |
219 | u8 fan_min[ADT7462_FAN_COUNT]; | |
220 | u8 cfg2; | |
221 | u8 pwm[ADT7462_PWM_COUNT]; | |
222 | u8 pin_cfg[ADT7462_PIN_CFG_REG_COUNT]; | |
223 | u8 voltages[ADT7462_VOLT_COUNT]; | |
224 | u8 volt_max[ADT7462_VOLT_COUNT]; | |
225 | u8 volt_min[ADT7462_VOLT_COUNT]; | |
226 | u8 pwm_min[ADT7462_PWM_COUNT]; | |
227 | u8 pwm_tmin[ADT7462_PWM_COUNT]; | |
228 | u8 pwm_trange[ADT7462_PWM_COUNT]; | |
229 | u8 pwm_max; /* only one per chip */ | |
230 | u8 pwm_cfg[ADT7462_PWM_COUNT]; | |
231 | u8 alarms[ADT7462_ALARM_REG_COUNT]; | |
232 | }; | |
233 | ||
c0b4e3ab DW |
234 | /* |
235 | * 16-bit registers on the ADT7462 are low-byte first. The data sheet says | |
236 | * that the low byte must be read before the high byte. | |
237 | */ | |
238 | static inline int adt7462_read_word_data(struct i2c_client *client, u8 reg) | |
239 | { | |
240 | u16 foo; | |
241 | foo = i2c_smbus_read_byte_data(client, reg); | |
242 | foo |= ((u16)i2c_smbus_read_byte_data(client, reg + 1) << 8); | |
243 | return foo; | |
244 | } | |
245 | ||
246 | /* For some reason these registers are not contiguous. */ | |
247 | static int ADT7462_REG_FAN(int fan) | |
248 | { | |
249 | if (fan < 4) | |
250 | return ADT7462_REG_FAN_BASE_ADDR + (2 * fan); | |
251 | return ADT7462_REG_FAN2_BASE_ADDR + (2 * (fan - 4)); | |
252 | } | |
253 | ||
254 | /* Voltage registers are scattered everywhere */ | |
255 | static int ADT7462_REG_VOLT_MAX(struct adt7462_data *data, int which) | |
256 | { | |
257 | switch (which) { | |
258 | case 0: | |
259 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) | |
260 | return 0x7C; | |
261 | break; | |
262 | case 1: | |
263 | return 0x69; | |
264 | case 2: | |
265 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) | |
266 | return 0x7F; | |
267 | break; | |
268 | case 3: | |
269 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) | |
270 | return 0x7E; | |
271 | break; | |
272 | case 4: | |
273 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) | |
274 | return 0x4B; | |
275 | break; | |
276 | case 5: | |
277 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) | |
278 | return 0x49; | |
279 | break; | |
280 | case 6: | |
281 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) | |
282 | return 0x68; | |
283 | break; | |
284 | case 7: | |
285 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) | |
286 | return 0x7D; | |
287 | break; | |
288 | case 8: | |
289 | if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT)) | |
290 | return 0x6C; | |
291 | break; | |
292 | case 9: | |
293 | if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT)) | |
294 | return 0x6B; | |
295 | break; | |
296 | case 10: | |
297 | return 0x6A; | |
298 | case 11: | |
299 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
300 | ADT7462_PIN28_VOLT && | |
301 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
302 | return 0x50; | |
303 | break; | |
304 | case 12: | |
305 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
306 | ADT7462_PIN28_VOLT && | |
307 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
308 | return 0x4C; | |
309 | break; | |
310 | } | |
a4bf06d5 | 311 | return 0; |
c0b4e3ab DW |
312 | } |
313 | ||
314 | static int ADT7462_REG_VOLT_MIN(struct adt7462_data *data, int which) | |
315 | { | |
316 | switch (which) { | |
317 | case 0: | |
318 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) | |
319 | return 0x6D; | |
320 | break; | |
321 | case 1: | |
322 | return 0x72; | |
323 | case 2: | |
324 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) | |
325 | return 0x6F; | |
326 | break; | |
327 | case 3: | |
328 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) | |
329 | return 0x71; | |
330 | break; | |
331 | case 4: | |
332 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) | |
333 | return 0x47; | |
334 | break; | |
335 | case 5: | |
336 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) | |
337 | return 0x45; | |
338 | break; | |
339 | case 6: | |
340 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) | |
341 | return 0x70; | |
342 | break; | |
343 | case 7: | |
344 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) | |
345 | return 0x6E; | |
346 | break; | |
347 | case 8: | |
348 | if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT)) | |
349 | return 0x75; | |
350 | break; | |
351 | case 9: | |
352 | if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT)) | |
353 | return 0x74; | |
354 | break; | |
355 | case 10: | |
356 | return 0x73; | |
357 | case 11: | |
358 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
359 | ADT7462_PIN28_VOLT && | |
360 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
361 | return 0x76; | |
362 | break; | |
363 | case 12: | |
364 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
365 | ADT7462_PIN28_VOLT && | |
366 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
367 | return 0x77; | |
368 | break; | |
369 | } | |
a4bf06d5 | 370 | return 0; |
c0b4e3ab DW |
371 | } |
372 | ||
373 | static int ADT7462_REG_VOLT(struct adt7462_data *data, int which) | |
374 | { | |
375 | switch (which) { | |
376 | case 0: | |
377 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) | |
378 | return 0xA3; | |
379 | break; | |
380 | case 1: | |
381 | return 0x90; | |
382 | case 2: | |
383 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) | |
384 | return 0xA9; | |
385 | break; | |
386 | case 3: | |
387 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) | |
388 | return 0xA7; | |
389 | break; | |
390 | case 4: | |
391 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) | |
392 | return 0x8F; | |
393 | break; | |
394 | case 5: | |
395 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) | |
396 | return 0x8B; | |
397 | break; | |
398 | case 6: | |
399 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) | |
400 | return 0x96; | |
401 | break; | |
402 | case 7: | |
403 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) | |
404 | return 0xA5; | |
405 | break; | |
406 | case 8: | |
407 | if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT)) | |
408 | return 0x93; | |
409 | break; | |
410 | case 9: | |
411 | if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT)) | |
412 | return 0x92; | |
413 | break; | |
414 | case 10: | |
415 | return 0x91; | |
416 | case 11: | |
417 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
418 | ADT7462_PIN28_VOLT && | |
419 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
420 | return 0x94; | |
421 | break; | |
422 | case 12: | |
423 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
424 | ADT7462_PIN28_VOLT && | |
425 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
426 | return 0x95; | |
427 | break; | |
428 | } | |
429 | return -ENODEV; | |
430 | } | |
431 | ||
432 | /* Provide labels for sysfs */ | |
433 | static const char *voltage_label(struct adt7462_data *data, int which) | |
434 | { | |
435 | switch (which) { | |
436 | case 0: | |
437 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) | |
438 | return "+12V1"; | |
439 | break; | |
440 | case 1: | |
441 | switch (MASK_AND_SHIFT(data->pin_cfg[1], ADT7462_PIN23)) { | |
442 | case 0: | |
443 | return "Vccp1"; | |
444 | case 1: | |
445 | return "+2.5V"; | |
446 | case 2: | |
447 | return "+1.8V"; | |
448 | case 3: | |
449 | return "+1.5V"; | |
450 | } | |
c947e51c | 451 | /* fall through */ |
c0b4e3ab DW |
452 | case 2: |
453 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) | |
454 | return "+12V3"; | |
455 | break; | |
456 | case 3: | |
457 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) | |
458 | return "+5V"; | |
459 | break; | |
460 | case 4: | |
461 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) { | |
462 | if (data->pin_cfg[1] & ADT7462_PIN19_INPUT) | |
463 | return "+0.9V"; | |
464 | return "+1.25V"; | |
465 | } | |
466 | break; | |
467 | case 5: | |
468 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) { | |
469 | if (data->pin_cfg[1] & ADT7462_PIN19_INPUT) | |
470 | return "+1.8V"; | |
471 | return "+2.5V"; | |
472 | } | |
473 | break; | |
474 | case 6: | |
475 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) | |
476 | return "+3.3V"; | |
477 | break; | |
478 | case 7: | |
479 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) | |
480 | return "+12V2"; | |
481 | break; | |
482 | case 8: | |
483 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN26)) { | |
484 | case 0: | |
485 | return "Vbatt"; | |
486 | case 1: | |
487 | return "FSB_Vtt"; | |
488 | } | |
489 | break; | |
490 | case 9: | |
491 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN25)) { | |
492 | case 0: | |
493 | return "+3.3V"; | |
494 | case 1: | |
495 | return "+1.2V1"; | |
496 | } | |
497 | break; | |
498 | case 10: | |
499 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN24)) { | |
500 | case 0: | |
501 | return "Vccp2"; | |
502 | case 1: | |
503 | return "+2.5V"; | |
504 | case 2: | |
505 | return "+1.8V"; | |
506 | case 3: | |
507 | return "+1.5"; | |
508 | } | |
c947e51c | 509 | /* fall through */ |
c0b4e3ab DW |
510 | case 11: |
511 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
512 | ADT7462_PIN28_VOLT && | |
513 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
514 | return "+1.5V ICH"; | |
515 | break; | |
516 | case 12: | |
517 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
518 | ADT7462_PIN28_VOLT && | |
519 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
520 | return "+1.5V 3GPIO"; | |
521 | break; | |
522 | } | |
523 | return "N/A"; | |
524 | } | |
525 | ||
526 | /* Multipliers are actually in uV, not mV. */ | |
527 | static int voltage_multiplier(struct adt7462_data *data, int which) | |
528 | { | |
529 | switch (which) { | |
530 | case 0: | |
531 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) | |
532 | return 62500; | |
533 | break; | |
534 | case 1: | |
535 | switch (MASK_AND_SHIFT(data->pin_cfg[1], ADT7462_PIN23)) { | |
536 | case 0: | |
537 | if (data->pin_cfg[0] & ADT7462_VID_INPUT) | |
538 | return 12500; | |
539 | return 6250; | |
540 | case 1: | |
541 | return 13000; | |
542 | case 2: | |
543 | return 9400; | |
544 | case 3: | |
545 | return 7800; | |
546 | } | |
c947e51c | 547 | /* fall through */ |
c0b4e3ab DW |
548 | case 2: |
549 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) | |
550 | return 62500; | |
551 | break; | |
552 | case 3: | |
553 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) | |
554 | return 26000; | |
555 | break; | |
556 | case 4: | |
557 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) { | |
558 | if (data->pin_cfg[1] & ADT7462_PIN19_INPUT) | |
559 | return 4690; | |
560 | return 6500; | |
561 | } | |
562 | break; | |
563 | case 5: | |
564 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) { | |
565 | if (data->pin_cfg[1] & ADT7462_PIN15_INPUT) | |
566 | return 9400; | |
567 | return 13000; | |
568 | } | |
569 | break; | |
570 | case 6: | |
571 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) | |
572 | return 17200; | |
573 | break; | |
574 | case 7: | |
575 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) | |
576 | return 62500; | |
577 | break; | |
578 | case 8: | |
579 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN26)) { | |
580 | case 0: | |
581 | return 15600; | |
582 | case 1: | |
583 | return 6250; | |
584 | } | |
585 | break; | |
586 | case 9: | |
587 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN25)) { | |
588 | case 0: | |
589 | return 17200; | |
590 | case 1: | |
591 | return 6250; | |
592 | } | |
593 | break; | |
594 | case 10: | |
595 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN24)) { | |
596 | case 0: | |
597 | return 6250; | |
598 | case 1: | |
599 | return 13000; | |
600 | case 2: | |
601 | return 9400; | |
602 | case 3: | |
603 | return 7800; | |
604 | } | |
c947e51c | 605 | /* fall through */ |
c0b4e3ab DW |
606 | case 11: |
607 | case 12: | |
608 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == | |
609 | ADT7462_PIN28_VOLT && | |
610 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) | |
611 | return 7800; | |
612 | } | |
613 | return 0; | |
614 | } | |
615 | ||
616 | static int temp_enabled(struct adt7462_data *data, int which) | |
617 | { | |
618 | switch (which) { | |
619 | case 0: | |
620 | case 2: | |
621 | return 1; | |
622 | case 1: | |
623 | if (data->pin_cfg[0] & ADT7462_DIODE1_INPUT) | |
624 | return 1; | |
625 | break; | |
626 | case 3: | |
627 | if (data->pin_cfg[0] & ADT7462_DIODE3_INPUT) | |
628 | return 1; | |
629 | break; | |
630 | } | |
631 | return 0; | |
632 | } | |
633 | ||
634 | static const char *temp_label(struct adt7462_data *data, int which) | |
635 | { | |
636 | switch (which) { | |
637 | case 0: | |
638 | return "local"; | |
639 | case 1: | |
640 | if (data->pin_cfg[0] & ADT7462_DIODE1_INPUT) | |
641 | return "remote1"; | |
642 | break; | |
643 | case 2: | |
644 | return "remote2"; | |
645 | case 3: | |
646 | if (data->pin_cfg[0] & ADT7462_DIODE3_INPUT) | |
647 | return "remote3"; | |
648 | break; | |
649 | } | |
650 | return "N/A"; | |
651 | } | |
652 | ||
653 | /* Map Trange register values to mC */ | |
654 | #define NUM_TRANGE_VALUES 16 | |
655 | static const int trange_values[NUM_TRANGE_VALUES] = { | |
656 | 2000, | |
657 | 2500, | |
658 | 3300, | |
659 | 4000, | |
660 | 5000, | |
661 | 6700, | |
662 | 8000, | |
663 | 10000, | |
664 | 13300, | |
665 | 16000, | |
666 | 20000, | |
667 | 26700, | |
668 | 32000, | |
669 | 40000, | |
670 | 53300, | |
671 | 80000 | |
672 | }; | |
673 | ||
674 | static int find_trange_value(int trange) | |
675 | { | |
676 | int i; | |
677 | ||
678 | for (i = 0; i < NUM_TRANGE_VALUES; i++) | |
679 | if (trange_values[i] == trange) | |
680 | return i; | |
681 | ||
bb34c0da | 682 | return -EINVAL; |
c0b4e3ab DW |
683 | } |
684 | ||
685 | static struct adt7462_data *adt7462_update_device(struct device *dev) | |
686 | { | |
573bfe67 AL |
687 | struct adt7462_data *data = dev_get_drvdata(dev); |
688 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
689 | unsigned long local_jiffies = jiffies; |
690 | int i; | |
691 | ||
692 | mutex_lock(&data->lock); | |
693 | if (time_before(local_jiffies, data->sensors_last_updated + | |
694 | SENSOR_REFRESH_INTERVAL) | |
695 | && data->sensors_valid) | |
696 | goto no_sensor_update; | |
697 | ||
698 | for (i = 0; i < ADT7462_TEMP_COUNT; i++) { | |
699 | /* | |
700 | * Reading the fractional register locks the integral | |
701 | * register until both have been read. | |
702 | */ | |
703 | data->temp_frac[i] = i2c_smbus_read_byte_data(client, | |
704 | ADT7462_TEMP_REG(i)); | |
705 | data->temp[i] = i2c_smbus_read_byte_data(client, | |
706 | ADT7462_TEMP_REG(i) + 1); | |
707 | } | |
708 | ||
709 | for (i = 0; i < ADT7462_FAN_COUNT; i++) | |
710 | data->fan[i] = adt7462_read_word_data(client, | |
711 | ADT7462_REG_FAN(i)); | |
712 | ||
713 | data->fan_enabled = i2c_smbus_read_byte_data(client, | |
714 | ADT7462_REG_FAN_ENABLE); | |
715 | ||
716 | for (i = 0; i < ADT7462_PWM_COUNT; i++) | |
717 | data->pwm[i] = i2c_smbus_read_byte_data(client, | |
718 | ADT7462_REG_PWM(i)); | |
719 | ||
720 | for (i = 0; i < ADT7462_PIN_CFG_REG_COUNT; i++) | |
721 | data->pin_cfg[i] = i2c_smbus_read_byte_data(client, | |
722 | ADT7462_REG_PIN_CFG(i)); | |
723 | ||
724 | for (i = 0; i < ADT7462_VOLT_COUNT; i++) { | |
725 | int reg = ADT7462_REG_VOLT(data, i); | |
726 | if (!reg) | |
727 | data->voltages[i] = 0; | |
728 | else | |
729 | data->voltages[i] = i2c_smbus_read_byte_data(client, | |
730 | reg); | |
731 | } | |
732 | ||
733 | data->alarms[0] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM1); | |
734 | data->alarms[1] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM2); | |
735 | data->alarms[2] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM3); | |
736 | data->alarms[3] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM4); | |
737 | ||
738 | data->sensors_last_updated = local_jiffies; | |
739 | data->sensors_valid = 1; | |
740 | ||
741 | no_sensor_update: | |
742 | if (time_before(local_jiffies, data->limits_last_updated + | |
743 | LIMIT_REFRESH_INTERVAL) | |
744 | && data->limits_valid) | |
745 | goto out; | |
746 | ||
747 | for (i = 0; i < ADT7462_TEMP_COUNT; i++) { | |
748 | data->temp_min[i] = i2c_smbus_read_byte_data(client, | |
749 | ADT7462_TEMP_MIN_REG(i)); | |
750 | data->temp_max[i] = i2c_smbus_read_byte_data(client, | |
751 | ADT7462_TEMP_MAX_REG(i)); | |
752 | } | |
753 | ||
754 | for (i = 0; i < ADT7462_FAN_COUNT; i++) | |
755 | data->fan_min[i] = i2c_smbus_read_byte_data(client, | |
756 | ADT7462_REG_FAN_MIN(i)); | |
757 | ||
758 | for (i = 0; i < ADT7462_VOLT_COUNT; i++) { | |
759 | int reg = ADT7462_REG_VOLT_MAX(data, i); | |
760 | data->volt_max[i] = | |
761 | (reg ? i2c_smbus_read_byte_data(client, reg) : 0); | |
762 | ||
763 | reg = ADT7462_REG_VOLT_MIN(data, i); | |
764 | data->volt_min[i] = | |
765 | (reg ? i2c_smbus_read_byte_data(client, reg) : 0); | |
766 | } | |
767 | ||
768 | for (i = 0; i < ADT7462_PWM_COUNT; i++) { | |
769 | data->pwm_min[i] = i2c_smbus_read_byte_data(client, | |
770 | ADT7462_REG_PWM_MIN(i)); | |
771 | data->pwm_tmin[i] = i2c_smbus_read_byte_data(client, | |
772 | ADT7462_REG_PWM_TMIN(i)); | |
773 | data->pwm_trange[i] = i2c_smbus_read_byte_data(client, | |
774 | ADT7462_REG_PWM_TRANGE(i)); | |
775 | data->pwm_cfg[i] = i2c_smbus_read_byte_data(client, | |
776 | ADT7462_REG_PWM_CFG(i)); | |
777 | } | |
778 | ||
779 | data->pwm_max = i2c_smbus_read_byte_data(client, ADT7462_REG_PWM_MAX); | |
780 | ||
781 | data->cfg2 = i2c_smbus_read_byte_data(client, ADT7462_REG_CFG2); | |
782 | ||
783 | data->limits_last_updated = local_jiffies; | |
784 | data->limits_valid = 1; | |
785 | ||
786 | out: | |
787 | mutex_unlock(&data->lock); | |
788 | return data; | |
789 | } | |
790 | ||
d60a51a6 GR |
791 | static ssize_t temp_min_show(struct device *dev, |
792 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
793 | { |
794 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
795 | struct adt7462_data *data = adt7462_update_device(dev); | |
796 | ||
797 | if (!temp_enabled(data, attr->index)) | |
798 | return sprintf(buf, "0\n"); | |
799 | ||
800 | return sprintf(buf, "%d\n", 1000 * (data->temp_min[attr->index] - 64)); | |
801 | } | |
802 | ||
d60a51a6 GR |
803 | static ssize_t temp_min_store(struct device *dev, |
804 | struct device_attribute *devattr, | |
805 | const char *buf, size_t count) | |
c0b4e3ab DW |
806 | { |
807 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
808 | struct adt7462_data *data = dev_get_drvdata(dev); |
809 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
810 | long temp; |
811 | ||
179c4fdb | 812 | if (kstrtol(buf, 10, &temp) || !temp_enabled(data, attr->index)) |
c0b4e3ab DW |
813 | return -EINVAL; |
814 | ||
b94793b4 | 815 | temp = clamp_val(temp, -64000, 191000); |
8f8c1fb0 | 816 | temp = DIV_ROUND_CLOSEST(temp, 1000) + 64; |
c0b4e3ab DW |
817 | |
818 | mutex_lock(&data->lock); | |
819 | data->temp_min[attr->index] = temp; | |
820 | i2c_smbus_write_byte_data(client, ADT7462_TEMP_MIN_REG(attr->index), | |
821 | temp); | |
822 | mutex_unlock(&data->lock); | |
823 | ||
824 | return count; | |
825 | } | |
826 | ||
d60a51a6 GR |
827 | static ssize_t temp_max_show(struct device *dev, |
828 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
829 | { |
830 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
831 | struct adt7462_data *data = adt7462_update_device(dev); | |
832 | ||
833 | if (!temp_enabled(data, attr->index)) | |
834 | return sprintf(buf, "0\n"); | |
835 | ||
836 | return sprintf(buf, "%d\n", 1000 * (data->temp_max[attr->index] - 64)); | |
837 | } | |
838 | ||
d60a51a6 GR |
839 | static ssize_t temp_max_store(struct device *dev, |
840 | struct device_attribute *devattr, | |
841 | const char *buf, size_t count) | |
c0b4e3ab DW |
842 | { |
843 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
844 | struct adt7462_data *data = dev_get_drvdata(dev); |
845 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
846 | long temp; |
847 | ||
179c4fdb | 848 | if (kstrtol(buf, 10, &temp) || !temp_enabled(data, attr->index)) |
c0b4e3ab DW |
849 | return -EINVAL; |
850 | ||
b94793b4 | 851 | temp = clamp_val(temp, -64000, 191000); |
8f8c1fb0 | 852 | temp = DIV_ROUND_CLOSEST(temp, 1000) + 64; |
c0b4e3ab DW |
853 | |
854 | mutex_lock(&data->lock); | |
855 | data->temp_max[attr->index] = temp; | |
856 | i2c_smbus_write_byte_data(client, ADT7462_TEMP_MAX_REG(attr->index), | |
857 | temp); | |
858 | mutex_unlock(&data->lock); | |
859 | ||
860 | return count; | |
861 | } | |
862 | ||
d60a51a6 | 863 | static ssize_t temp_show(struct device *dev, struct device_attribute *devattr, |
c0b4e3ab DW |
864 | char *buf) |
865 | { | |
866 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
867 | struct adt7462_data *data = adt7462_update_device(dev); | |
868 | u8 frac = data->temp_frac[attr->index] >> TEMP_FRAC_OFFSET; | |
869 | ||
870 | if (!temp_enabled(data, attr->index)) | |
871 | return sprintf(buf, "0\n"); | |
872 | ||
873 | return sprintf(buf, "%d\n", 1000 * (data->temp[attr->index] - 64) + | |
874 | 250 * frac); | |
875 | } | |
876 | ||
d60a51a6 GR |
877 | static ssize_t temp_label_show(struct device *dev, |
878 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
879 | { |
880 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
881 | struct adt7462_data *data = adt7462_update_device(dev); | |
882 | ||
883 | return sprintf(buf, "%s\n", temp_label(data, attr->index)); | |
884 | } | |
885 | ||
d60a51a6 GR |
886 | static ssize_t volt_max_show(struct device *dev, |
887 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
888 | { |
889 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
890 | struct adt7462_data *data = adt7462_update_device(dev); | |
891 | int x = voltage_multiplier(data, attr->index); | |
892 | ||
893 | x *= data->volt_max[attr->index]; | |
894 | x /= 1000; /* convert from uV to mV */ | |
895 | ||
896 | return sprintf(buf, "%d\n", x); | |
897 | } | |
898 | ||
d60a51a6 GR |
899 | static ssize_t volt_max_store(struct device *dev, |
900 | struct device_attribute *devattr, | |
901 | const char *buf, size_t count) | |
c0b4e3ab DW |
902 | { |
903 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
904 | struct adt7462_data *data = dev_get_drvdata(dev); |
905 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
906 | int x = voltage_multiplier(data, attr->index); |
907 | long temp; | |
908 | ||
179c4fdb | 909 | if (kstrtol(buf, 10, &temp) || !x) |
c0b4e3ab DW |
910 | return -EINVAL; |
911 | ||
b94793b4 | 912 | temp = clamp_val(temp, 0, 255 * x / 1000); |
c0b4e3ab | 913 | temp *= 1000; /* convert mV to uV */ |
8f8c1fb0 | 914 | temp = DIV_ROUND_CLOSEST(temp, x); |
c0b4e3ab DW |
915 | |
916 | mutex_lock(&data->lock); | |
917 | data->volt_max[attr->index] = temp; | |
918 | i2c_smbus_write_byte_data(client, | |
919 | ADT7462_REG_VOLT_MAX(data, attr->index), | |
920 | temp); | |
921 | mutex_unlock(&data->lock); | |
922 | ||
923 | return count; | |
924 | } | |
925 | ||
d60a51a6 GR |
926 | static ssize_t volt_min_show(struct device *dev, |
927 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
928 | { |
929 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
930 | struct adt7462_data *data = adt7462_update_device(dev); | |
931 | int x = voltage_multiplier(data, attr->index); | |
932 | ||
933 | x *= data->volt_min[attr->index]; | |
934 | x /= 1000; /* convert from uV to mV */ | |
935 | ||
936 | return sprintf(buf, "%d\n", x); | |
937 | } | |
938 | ||
d60a51a6 GR |
939 | static ssize_t volt_min_store(struct device *dev, |
940 | struct device_attribute *devattr, | |
941 | const char *buf, size_t count) | |
c0b4e3ab DW |
942 | { |
943 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
944 | struct adt7462_data *data = dev_get_drvdata(dev); |
945 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
946 | int x = voltage_multiplier(data, attr->index); |
947 | long temp; | |
948 | ||
179c4fdb | 949 | if (kstrtol(buf, 10, &temp) || !x) |
c0b4e3ab DW |
950 | return -EINVAL; |
951 | ||
b94793b4 | 952 | temp = clamp_val(temp, 0, 255 * x / 1000); |
c0b4e3ab | 953 | temp *= 1000; /* convert mV to uV */ |
8f8c1fb0 | 954 | temp = DIV_ROUND_CLOSEST(temp, x); |
c0b4e3ab DW |
955 | |
956 | mutex_lock(&data->lock); | |
957 | data->volt_min[attr->index] = temp; | |
958 | i2c_smbus_write_byte_data(client, | |
959 | ADT7462_REG_VOLT_MIN(data, attr->index), | |
960 | temp); | |
961 | mutex_unlock(&data->lock); | |
962 | ||
963 | return count; | |
964 | } | |
965 | ||
d60a51a6 GR |
966 | static ssize_t voltage_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 | int x = voltage_multiplier(data, attr->index); | |
972 | ||
973 | x *= data->voltages[attr->index]; | |
974 | x /= 1000; /* convert from uV to mV */ | |
975 | ||
976 | return sprintf(buf, "%d\n", x); | |
977 | } | |
978 | ||
d60a51a6 GR |
979 | static ssize_t voltage_label_show(struct device *dev, |
980 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
981 | { |
982 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
983 | struct adt7462_data *data = adt7462_update_device(dev); | |
984 | ||
985 | return sprintf(buf, "%s\n", voltage_label(data, attr->index)); | |
986 | } | |
987 | ||
d60a51a6 GR |
988 | static ssize_t alarm_show(struct device *dev, |
989 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
990 | { |
991 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
992 | struct adt7462_data *data = adt7462_update_device(dev); | |
993 | int reg = attr->index >> ADT7462_ALARM_REG_SHIFT; | |
994 | int mask = attr->index & ADT7462_ALARM_FLAG_MASK; | |
995 | ||
996 | if (data->alarms[reg] & mask) | |
997 | return sprintf(buf, "1\n"); | |
998 | else | |
999 | return sprintf(buf, "0\n"); | |
1000 | } | |
1001 | ||
1002 | static int fan_enabled(struct adt7462_data *data, int fan) | |
1003 | { | |
1004 | return data->fan_enabled & (1 << fan); | |
1005 | } | |
1006 | ||
d60a51a6 GR |
1007 | static ssize_t fan_min_show(struct device *dev, |
1008 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1009 | { |
1010 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1011 | struct adt7462_data *data = adt7462_update_device(dev); | |
1012 | u16 temp; | |
1013 | ||
1014 | /* Only the MSB of the min fan period is stored... */ | |
1015 | temp = data->fan_min[attr->index]; | |
1016 | temp <<= 8; | |
1017 | ||
1018 | if (!fan_enabled(data, attr->index) || | |
1019 | !FAN_DATA_VALID(temp)) | |
1020 | return sprintf(buf, "0\n"); | |
1021 | ||
1022 | return sprintf(buf, "%d\n", FAN_PERIOD_TO_RPM(temp)); | |
1023 | } | |
1024 | ||
d60a51a6 GR |
1025 | static ssize_t fan_min_store(struct device *dev, |
1026 | struct device_attribute *devattr, | |
1027 | const char *buf, size_t count) | |
c0b4e3ab DW |
1028 | { |
1029 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1030 | struct adt7462_data *data = dev_get_drvdata(dev); |
1031 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1032 | long temp; |
1033 | ||
179c4fdb | 1034 | if (kstrtol(buf, 10, &temp) || !temp || |
c0b4e3ab DW |
1035 | !fan_enabled(data, attr->index)) |
1036 | return -EINVAL; | |
1037 | ||
1038 | temp = FAN_RPM_TO_PERIOD(temp); | |
1039 | temp >>= 8; | |
2a844c14 | 1040 | temp = clamp_val(temp, 1, 255); |
c0b4e3ab DW |
1041 | |
1042 | mutex_lock(&data->lock); | |
1043 | data->fan_min[attr->index] = temp; | |
1044 | i2c_smbus_write_byte_data(client, ADT7462_REG_FAN_MIN(attr->index), | |
1045 | temp); | |
1046 | mutex_unlock(&data->lock); | |
1047 | ||
1048 | return count; | |
1049 | } | |
1050 | ||
d60a51a6 | 1051 | static ssize_t fan_show(struct device *dev, struct device_attribute *devattr, |
c0b4e3ab DW |
1052 | char *buf) |
1053 | { | |
1054 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1055 | struct adt7462_data *data = adt7462_update_device(dev); | |
1056 | ||
1057 | if (!fan_enabled(data, attr->index) || | |
1058 | !FAN_DATA_VALID(data->fan[attr->index])) | |
1059 | return sprintf(buf, "0\n"); | |
1060 | ||
1061 | return sprintf(buf, "%d\n", | |
1062 | FAN_PERIOD_TO_RPM(data->fan[attr->index])); | |
1063 | } | |
1064 | ||
d60a51a6 GR |
1065 | static ssize_t force_pwm_max_show(struct device *dev, |
1066 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1067 | { |
1068 | struct adt7462_data *data = adt7462_update_device(dev); | |
1069 | return sprintf(buf, "%d\n", (data->cfg2 & ADT7462_FSPD_MASK ? 1 : 0)); | |
1070 | } | |
1071 | ||
d60a51a6 GR |
1072 | static ssize_t force_pwm_max_store(struct device *dev, |
1073 | struct device_attribute *devattr, | |
1074 | const char *buf, size_t count) | |
c0b4e3ab | 1075 | { |
573bfe67 AL |
1076 | struct adt7462_data *data = dev_get_drvdata(dev); |
1077 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1078 | long temp; |
1079 | u8 reg; | |
1080 | ||
179c4fdb | 1081 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1082 | return -EINVAL; |
1083 | ||
1084 | mutex_lock(&data->lock); | |
1085 | reg = i2c_smbus_read_byte_data(client, ADT7462_REG_CFG2); | |
1086 | if (temp) | |
1087 | reg |= ADT7462_FSPD_MASK; | |
1088 | else | |
1089 | reg &= ~ADT7462_FSPD_MASK; | |
1090 | data->cfg2 = reg; | |
1091 | i2c_smbus_write_byte_data(client, ADT7462_REG_CFG2, reg); | |
1092 | mutex_unlock(&data->lock); | |
1093 | ||
1094 | return count; | |
1095 | } | |
1096 | ||
d60a51a6 | 1097 | static ssize_t pwm_show(struct device *dev, struct device_attribute *devattr, |
c0b4e3ab DW |
1098 | char *buf) |
1099 | { | |
1100 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1101 | struct adt7462_data *data = adt7462_update_device(dev); | |
1102 | return sprintf(buf, "%d\n", data->pwm[attr->index]); | |
1103 | } | |
1104 | ||
d60a51a6 GR |
1105 | static ssize_t pwm_store(struct device *dev, struct device_attribute *devattr, |
1106 | const char *buf, size_t count) | |
c0b4e3ab DW |
1107 | { |
1108 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1109 | struct adt7462_data *data = dev_get_drvdata(dev); |
1110 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1111 | long temp; |
1112 | ||
179c4fdb | 1113 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1114 | return -EINVAL; |
1115 | ||
2a844c14 | 1116 | temp = clamp_val(temp, 0, 255); |
c0b4e3ab DW |
1117 | |
1118 | mutex_lock(&data->lock); | |
1119 | data->pwm[attr->index] = temp; | |
1120 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM(attr->index), temp); | |
1121 | mutex_unlock(&data->lock); | |
1122 | ||
1123 | return count; | |
1124 | } | |
1125 | ||
d60a51a6 GR |
1126 | static ssize_t pwm_max_show(struct device *dev, |
1127 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1128 | { |
1129 | struct adt7462_data *data = adt7462_update_device(dev); | |
1130 | return sprintf(buf, "%d\n", data->pwm_max); | |
1131 | } | |
1132 | ||
d60a51a6 GR |
1133 | static ssize_t pwm_max_store(struct device *dev, |
1134 | struct device_attribute *devattr, | |
1135 | const char *buf, size_t count) | |
c0b4e3ab | 1136 | { |
573bfe67 AL |
1137 | struct adt7462_data *data = dev_get_drvdata(dev); |
1138 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1139 | long temp; |
1140 | ||
179c4fdb | 1141 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1142 | return -EINVAL; |
1143 | ||
2a844c14 | 1144 | temp = clamp_val(temp, 0, 255); |
c0b4e3ab DW |
1145 | |
1146 | mutex_lock(&data->lock); | |
1147 | data->pwm_max = temp; | |
1148 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_MAX, temp); | |
1149 | mutex_unlock(&data->lock); | |
1150 | ||
1151 | return count; | |
1152 | } | |
1153 | ||
d60a51a6 GR |
1154 | static ssize_t pwm_min_show(struct device *dev, |
1155 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1156 | { |
1157 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1158 | struct adt7462_data *data = adt7462_update_device(dev); | |
1159 | return sprintf(buf, "%d\n", data->pwm_min[attr->index]); | |
1160 | } | |
1161 | ||
d60a51a6 GR |
1162 | static ssize_t pwm_min_store(struct device *dev, |
1163 | struct device_attribute *devattr, | |
1164 | const char *buf, size_t count) | |
c0b4e3ab DW |
1165 | { |
1166 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1167 | struct adt7462_data *data = dev_get_drvdata(dev); |
1168 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1169 | long temp; |
1170 | ||
179c4fdb | 1171 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1172 | return -EINVAL; |
1173 | ||
2a844c14 | 1174 | temp = clamp_val(temp, 0, 255); |
c0b4e3ab DW |
1175 | |
1176 | mutex_lock(&data->lock); | |
1177 | data->pwm_min[attr->index] = temp; | |
1178 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_MIN(attr->index), | |
1179 | temp); | |
1180 | mutex_unlock(&data->lock); | |
1181 | ||
1182 | return count; | |
1183 | } | |
1184 | ||
d60a51a6 GR |
1185 | static ssize_t pwm_hyst_show(struct device *dev, |
1186 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1187 | { |
1188 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1189 | struct adt7462_data *data = adt7462_update_device(dev); | |
1190 | return sprintf(buf, "%d\n", 1000 * | |
1191 | (data->pwm_trange[attr->index] & ADT7462_PWM_HYST_MASK)); | |
1192 | } | |
1193 | ||
d60a51a6 GR |
1194 | static ssize_t pwm_hyst_store(struct device *dev, |
1195 | struct device_attribute *devattr, | |
1196 | const char *buf, size_t count) | |
c0b4e3ab DW |
1197 | { |
1198 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1199 | struct adt7462_data *data = dev_get_drvdata(dev); |
1200 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1201 | long temp; |
1202 | ||
179c4fdb | 1203 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1204 | return -EINVAL; |
1205 | ||
b94793b4 | 1206 | temp = clamp_val(temp, 0, 15000); |
8f8c1fb0 | 1207 | temp = DIV_ROUND_CLOSEST(temp, 1000); |
c0b4e3ab DW |
1208 | |
1209 | /* package things up */ | |
1210 | temp &= ADT7462_PWM_HYST_MASK; | |
1211 | temp |= data->pwm_trange[attr->index] & ADT7462_PWM_RANGE_MASK; | |
1212 | ||
1213 | mutex_lock(&data->lock); | |
1214 | data->pwm_trange[attr->index] = temp; | |
1215 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_TRANGE(attr->index), | |
1216 | temp); | |
1217 | mutex_unlock(&data->lock); | |
1218 | ||
1219 | return count; | |
1220 | } | |
1221 | ||
d60a51a6 GR |
1222 | static ssize_t pwm_tmax_show(struct device *dev, |
1223 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1224 | { |
1225 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1226 | struct adt7462_data *data = adt7462_update_device(dev); | |
1227 | ||
1228 | /* tmax = tmin + trange */ | |
1229 | int trange = trange_values[data->pwm_trange[attr->index] >> | |
1230 | ADT7462_PWM_RANGE_SHIFT]; | |
1231 | int tmin = (data->pwm_tmin[attr->index] - 64) * 1000; | |
1232 | ||
1233 | return sprintf(buf, "%d\n", tmin + trange); | |
1234 | } | |
1235 | ||
d60a51a6 GR |
1236 | static ssize_t pwm_tmax_store(struct device *dev, |
1237 | struct device_attribute *devattr, | |
1238 | const char *buf, size_t count) | |
c0b4e3ab DW |
1239 | { |
1240 | int temp; | |
1241 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1242 | struct adt7462_data *data = dev_get_drvdata(dev); |
1243 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1244 | int tmin, trange_value; |
1245 | long trange; | |
1246 | ||
179c4fdb | 1247 | if (kstrtol(buf, 10, &trange)) |
c0b4e3ab DW |
1248 | return -EINVAL; |
1249 | ||
1250 | /* trange = tmax - tmin */ | |
1251 | tmin = (data->pwm_tmin[attr->index] - 64) * 1000; | |
1252 | trange_value = find_trange_value(trange - tmin); | |
c0b4e3ab | 1253 | if (trange_value < 0) |
bb34c0da | 1254 | return trange_value; |
c0b4e3ab DW |
1255 | |
1256 | temp = trange_value << ADT7462_PWM_RANGE_SHIFT; | |
1257 | temp |= data->pwm_trange[attr->index] & ADT7462_PWM_HYST_MASK; | |
1258 | ||
1259 | mutex_lock(&data->lock); | |
1260 | data->pwm_trange[attr->index] = temp; | |
1261 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_TRANGE(attr->index), | |
1262 | temp); | |
1263 | mutex_unlock(&data->lock); | |
1264 | ||
1265 | return count; | |
1266 | } | |
1267 | ||
d60a51a6 GR |
1268 | static ssize_t pwm_tmin_show(struct device *dev, |
1269 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1270 | { |
1271 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1272 | struct adt7462_data *data = adt7462_update_device(dev); | |
1273 | return sprintf(buf, "%d\n", 1000 * (data->pwm_tmin[attr->index] - 64)); | |
1274 | } | |
1275 | ||
d60a51a6 GR |
1276 | static ssize_t pwm_tmin_store(struct device *dev, |
1277 | struct device_attribute *devattr, | |
1278 | const char *buf, size_t count) | |
c0b4e3ab DW |
1279 | { |
1280 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1281 | struct adt7462_data *data = dev_get_drvdata(dev); |
1282 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1283 | long temp; |
1284 | ||
179c4fdb | 1285 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1286 | return -EINVAL; |
1287 | ||
b94793b4 | 1288 | temp = clamp_val(temp, -64000, 191000); |
8f8c1fb0 | 1289 | temp = DIV_ROUND_CLOSEST(temp, 1000) + 64; |
c0b4e3ab DW |
1290 | |
1291 | mutex_lock(&data->lock); | |
1292 | data->pwm_tmin[attr->index] = temp; | |
1293 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_TMIN(attr->index), | |
1294 | temp); | |
1295 | mutex_unlock(&data->lock); | |
1296 | ||
1297 | return count; | |
1298 | } | |
1299 | ||
d60a51a6 GR |
1300 | static ssize_t pwm_auto_show(struct device *dev, |
1301 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1302 | { |
1303 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1304 | struct adt7462_data *data = adt7462_update_device(dev); | |
1305 | int cfg = data->pwm_cfg[attr->index] >> ADT7462_PWM_CHANNEL_SHIFT; | |
1306 | ||
1307 | switch (cfg) { | |
1308 | case 4: /* off */ | |
1309 | return sprintf(buf, "0\n"); | |
1310 | case 7: /* manual */ | |
1311 | return sprintf(buf, "1\n"); | |
1312 | default: /* automatic */ | |
1313 | return sprintf(buf, "2\n"); | |
1314 | } | |
1315 | } | |
1316 | ||
1317 | static void set_pwm_channel(struct i2c_client *client, | |
1318 | struct adt7462_data *data, | |
1319 | int which, | |
1320 | int value) | |
1321 | { | |
1322 | int temp = data->pwm_cfg[which] & ~ADT7462_PWM_CHANNEL_MASK; | |
1323 | temp |= value << ADT7462_PWM_CHANNEL_SHIFT; | |
1324 | ||
1325 | mutex_lock(&data->lock); | |
1326 | data->pwm_cfg[which] = temp; | |
1327 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_CFG(which), temp); | |
1328 | mutex_unlock(&data->lock); | |
1329 | } | |
1330 | ||
d60a51a6 GR |
1331 | static ssize_t pwm_auto_store(struct device *dev, |
1332 | struct device_attribute *devattr, | |
1333 | const char *buf, size_t count) | |
c0b4e3ab DW |
1334 | { |
1335 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1336 | struct adt7462_data *data = dev_get_drvdata(dev); |
1337 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1338 | long temp; |
1339 | ||
179c4fdb | 1340 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1341 | return -EINVAL; |
1342 | ||
1343 | switch (temp) { | |
1344 | case 0: /* off */ | |
1345 | set_pwm_channel(client, data, attr->index, 4); | |
1346 | return count; | |
1347 | case 1: /* manual */ | |
1348 | set_pwm_channel(client, data, attr->index, 7); | |
1349 | return count; | |
1350 | default: | |
1351 | return -EINVAL; | |
1352 | } | |
1353 | } | |
1354 | ||
d60a51a6 GR |
1355 | static ssize_t pwm_auto_temp_show(struct device *dev, |
1356 | struct device_attribute *devattr, char *buf) | |
c0b4e3ab DW |
1357 | { |
1358 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
1359 | struct adt7462_data *data = adt7462_update_device(dev); | |
1360 | int channel = data->pwm_cfg[attr->index] >> ADT7462_PWM_CHANNEL_SHIFT; | |
1361 | ||
1362 | switch (channel) { | |
1363 | case 0: /* temp[1234] only */ | |
1364 | case 1: | |
1365 | case 2: | |
1366 | case 3: | |
1367 | return sprintf(buf, "%d\n", (1 << channel)); | |
1368 | case 5: /* temp1 & temp4 */ | |
1369 | return sprintf(buf, "9\n"); | |
1370 | case 6: | |
1371 | return sprintf(buf, "15\n"); | |
1372 | default: | |
1373 | return sprintf(buf, "0\n"); | |
1374 | } | |
1375 | } | |
1376 | ||
1377 | static int cvt_auto_temp(int input) | |
1378 | { | |
1379 | if (input == 0xF) | |
1380 | return 6; | |
1381 | if (input == 0x9) | |
1382 | return 5; | |
1383 | if (input < 1 || !is_power_of_2(input)) | |
1384 | return -EINVAL; | |
1385 | return ilog2(input); | |
1386 | } | |
1387 | ||
d60a51a6 GR |
1388 | static ssize_t pwm_auto_temp_store(struct device *dev, |
1389 | struct device_attribute *devattr, | |
1390 | const char *buf, size_t count) | |
c0b4e3ab DW |
1391 | { |
1392 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
573bfe67 AL |
1393 | struct adt7462_data *data = dev_get_drvdata(dev); |
1394 | struct i2c_client *client = data->client; | |
c0b4e3ab DW |
1395 | long temp; |
1396 | ||
179c4fdb | 1397 | if (kstrtol(buf, 10, &temp)) |
c0b4e3ab DW |
1398 | return -EINVAL; |
1399 | ||
1400 | temp = cvt_auto_temp(temp); | |
1401 | if (temp < 0) | |
1402 | return temp; | |
1403 | ||
1404 | set_pwm_channel(client, data, attr->index, temp); | |
1405 | ||
1406 | return count; | |
1407 | } | |
1408 | ||
d60a51a6 GR |
1409 | static SENSOR_DEVICE_ATTR_RW(temp1_max, temp_max, 0); |
1410 | static SENSOR_DEVICE_ATTR_RW(temp2_max, temp_max, 1); | |
1411 | static SENSOR_DEVICE_ATTR_RW(temp3_max, temp_max, 2); | |
1412 | static SENSOR_DEVICE_ATTR_RW(temp4_max, temp_max, 3); | |
1413 | ||
1414 | static SENSOR_DEVICE_ATTR_RW(temp1_min, temp_min, 0); | |
1415 | static SENSOR_DEVICE_ATTR_RW(temp2_min, temp_min, 1); | |
1416 | static SENSOR_DEVICE_ATTR_RW(temp3_min, temp_min, 2); | |
1417 | static SENSOR_DEVICE_ATTR_RW(temp4_min, temp_min, 3); | |
1418 | ||
1419 | static SENSOR_DEVICE_ATTR_RO(temp1_input, temp, 0); | |
1420 | static SENSOR_DEVICE_ATTR_RO(temp2_input, temp, 1); | |
1421 | static SENSOR_DEVICE_ATTR_RO(temp3_input, temp, 2); | |
1422 | static SENSOR_DEVICE_ATTR_RO(temp4_input, temp, 3); | |
1423 | ||
1424 | static SENSOR_DEVICE_ATTR_RO(temp1_label, temp_label, 0); | |
1425 | static SENSOR_DEVICE_ATTR_RO(temp2_label, temp_label, 1); | |
1426 | static SENSOR_DEVICE_ATTR_RO(temp3_label, temp_label, 2); | |
1427 | static SENSOR_DEVICE_ATTR_RO(temp4_label, temp_label, 3); | |
1428 | ||
1429 | static SENSOR_DEVICE_ATTR_RO(temp1_alarm, alarm, | |
1430 | ADT7462_ALARM1 | ADT7462_LT_ALARM); | |
1431 | static SENSOR_DEVICE_ATTR_RO(temp2_alarm, alarm, | |
1432 | ADT7462_ALARM1 | ADT7462_R1T_ALARM); | |
1433 | static SENSOR_DEVICE_ATTR_RO(temp3_alarm, alarm, | |
1434 | ADT7462_ALARM1 | ADT7462_R2T_ALARM); | |
1435 | static SENSOR_DEVICE_ATTR_RO(temp4_alarm, alarm, | |
1436 | ADT7462_ALARM1 | ADT7462_R3T_ALARM); | |
1437 | ||
1438 | static SENSOR_DEVICE_ATTR_RW(in1_max, volt_max, 0); | |
1439 | static SENSOR_DEVICE_ATTR_RW(in2_max, volt_max, 1); | |
1440 | static SENSOR_DEVICE_ATTR_RW(in3_max, volt_max, 2); | |
1441 | static SENSOR_DEVICE_ATTR_RW(in4_max, volt_max, 3); | |
1442 | static SENSOR_DEVICE_ATTR_RW(in5_max, volt_max, 4); | |
1443 | static SENSOR_DEVICE_ATTR_RW(in6_max, volt_max, 5); | |
1444 | static SENSOR_DEVICE_ATTR_RW(in7_max, volt_max, 6); | |
1445 | static SENSOR_DEVICE_ATTR_RW(in8_max, volt_max, 7); | |
1446 | static SENSOR_DEVICE_ATTR_RW(in9_max, volt_max, 8); | |
1447 | static SENSOR_DEVICE_ATTR_RW(in10_max, volt_max, 9); | |
1448 | static SENSOR_DEVICE_ATTR_RW(in11_max, volt_max, 10); | |
1449 | static SENSOR_DEVICE_ATTR_RW(in12_max, volt_max, 11); | |
1450 | static SENSOR_DEVICE_ATTR_RW(in13_max, volt_max, 12); | |
1451 | ||
1452 | static SENSOR_DEVICE_ATTR_RW(in1_min, volt_min, 0); | |
1453 | static SENSOR_DEVICE_ATTR_RW(in2_min, volt_min, 1); | |
1454 | static SENSOR_DEVICE_ATTR_RW(in3_min, volt_min, 2); | |
1455 | static SENSOR_DEVICE_ATTR_RW(in4_min, volt_min, 3); | |
1456 | static SENSOR_DEVICE_ATTR_RW(in5_min, volt_min, 4); | |
1457 | static SENSOR_DEVICE_ATTR_RW(in6_min, volt_min, 5); | |
1458 | static SENSOR_DEVICE_ATTR_RW(in7_min, volt_min, 6); | |
1459 | static SENSOR_DEVICE_ATTR_RW(in8_min, volt_min, 7); | |
1460 | static SENSOR_DEVICE_ATTR_RW(in9_min, volt_min, 8); | |
1461 | static SENSOR_DEVICE_ATTR_RW(in10_min, volt_min, 9); | |
1462 | static SENSOR_DEVICE_ATTR_RW(in11_min, volt_min, 10); | |
1463 | static SENSOR_DEVICE_ATTR_RW(in12_min, volt_min, 11); | |
1464 | static SENSOR_DEVICE_ATTR_RW(in13_min, volt_min, 12); | |
1465 | ||
1466 | static SENSOR_DEVICE_ATTR_RO(in1_input, voltage, 0); | |
1467 | static SENSOR_DEVICE_ATTR_RO(in2_input, voltage, 1); | |
1468 | static SENSOR_DEVICE_ATTR_RO(in3_input, voltage, 2); | |
1469 | static SENSOR_DEVICE_ATTR_RO(in4_input, voltage, 3); | |
1470 | static SENSOR_DEVICE_ATTR_RO(in5_input, voltage, 4); | |
1471 | static SENSOR_DEVICE_ATTR_RO(in6_input, voltage, 5); | |
1472 | static SENSOR_DEVICE_ATTR_RO(in7_input, voltage, 6); | |
1473 | static SENSOR_DEVICE_ATTR_RO(in8_input, voltage, 7); | |
1474 | static SENSOR_DEVICE_ATTR_RO(in9_input, voltage, 8); | |
1475 | static SENSOR_DEVICE_ATTR_RO(in10_input, voltage, 9); | |
1476 | static SENSOR_DEVICE_ATTR_RO(in11_input, voltage, 10); | |
1477 | static SENSOR_DEVICE_ATTR_RO(in12_input, voltage, 11); | |
1478 | static SENSOR_DEVICE_ATTR_RO(in13_input, voltage, 12); | |
1479 | ||
1480 | static SENSOR_DEVICE_ATTR_RO(in1_label, voltage_label, 0); | |
1481 | static SENSOR_DEVICE_ATTR_RO(in2_label, voltage_label, 1); | |
1482 | static SENSOR_DEVICE_ATTR_RO(in3_label, voltage_label, 2); | |
1483 | static SENSOR_DEVICE_ATTR_RO(in4_label, voltage_label, 3); | |
1484 | static SENSOR_DEVICE_ATTR_RO(in5_label, voltage_label, 4); | |
1485 | static SENSOR_DEVICE_ATTR_RO(in6_label, voltage_label, 5); | |
1486 | static SENSOR_DEVICE_ATTR_RO(in7_label, voltage_label, 6); | |
1487 | static SENSOR_DEVICE_ATTR_RO(in8_label, voltage_label, 7); | |
1488 | static SENSOR_DEVICE_ATTR_RO(in9_label, voltage_label, 8); | |
1489 | static SENSOR_DEVICE_ATTR_RO(in10_label, voltage_label, 9); | |
1490 | static SENSOR_DEVICE_ATTR_RO(in11_label, voltage_label, 10); | |
1491 | static SENSOR_DEVICE_ATTR_RO(in12_label, voltage_label, 11); | |
1492 | static SENSOR_DEVICE_ATTR_RO(in13_label, voltage_label, 12); | |
1493 | ||
1494 | static SENSOR_DEVICE_ATTR_RO(in1_alarm, alarm, | |
1495 | ADT7462_ALARM2 | ADT7462_V0_ALARM); | |
1496 | static SENSOR_DEVICE_ATTR_RO(in2_alarm, alarm, | |
1497 | ADT7462_ALARM2 | ADT7462_V7_ALARM); | |
1498 | static SENSOR_DEVICE_ATTR_RO(in3_alarm, alarm, | |
1499 | ADT7462_ALARM2 | ADT7462_V2_ALARM); | |
1500 | static SENSOR_DEVICE_ATTR_RO(in4_alarm, alarm, | |
1501 | ADT7462_ALARM2 | ADT7462_V6_ALARM); | |
1502 | static SENSOR_DEVICE_ATTR_RO(in5_alarm, alarm, | |
1503 | ADT7462_ALARM2 | ADT7462_V5_ALARM); | |
1504 | static SENSOR_DEVICE_ATTR_RO(in6_alarm, alarm, | |
1505 | ADT7462_ALARM2 | ADT7462_V4_ALARM); | |
1506 | static SENSOR_DEVICE_ATTR_RO(in7_alarm, alarm, | |
1507 | ADT7462_ALARM2 | ADT7462_V3_ALARM); | |
1508 | static SENSOR_DEVICE_ATTR_RO(in8_alarm, alarm, | |
1509 | ADT7462_ALARM2 | ADT7462_V1_ALARM); | |
1510 | static SENSOR_DEVICE_ATTR_RO(in9_alarm, alarm, | |
1511 | ADT7462_ALARM3 | ADT7462_V10_ALARM); | |
1512 | static SENSOR_DEVICE_ATTR_RO(in10_alarm, alarm, | |
1513 | ADT7462_ALARM3 | ADT7462_V9_ALARM); | |
1514 | static SENSOR_DEVICE_ATTR_RO(in11_alarm, alarm, | |
1515 | ADT7462_ALARM3 | ADT7462_V8_ALARM); | |
1516 | static SENSOR_DEVICE_ATTR_RO(in12_alarm, alarm, | |
1517 | ADT7462_ALARM3 | ADT7462_V11_ALARM); | |
1518 | static SENSOR_DEVICE_ATTR_RO(in13_alarm, alarm, | |
1519 | ADT7462_ALARM3 | ADT7462_V12_ALARM); | |
1520 | ||
1521 | static SENSOR_DEVICE_ATTR_RW(fan1_min, fan_min, 0); | |
1522 | static SENSOR_DEVICE_ATTR_RW(fan2_min, fan_min, 1); | |
1523 | static SENSOR_DEVICE_ATTR_RW(fan3_min, fan_min, 2); | |
1524 | static SENSOR_DEVICE_ATTR_RW(fan4_min, fan_min, 3); | |
1525 | static SENSOR_DEVICE_ATTR_RW(fan5_min, fan_min, 4); | |
1526 | static SENSOR_DEVICE_ATTR_RW(fan6_min, fan_min, 5); | |
1527 | static SENSOR_DEVICE_ATTR_RW(fan7_min, fan_min, 6); | |
1528 | static SENSOR_DEVICE_ATTR_RW(fan8_min, fan_min, 7); | |
1529 | ||
1530 | static SENSOR_DEVICE_ATTR_RO(fan1_input, fan, 0); | |
1531 | static SENSOR_DEVICE_ATTR_RO(fan2_input, fan, 1); | |
1532 | static SENSOR_DEVICE_ATTR_RO(fan3_input, fan, 2); | |
1533 | static SENSOR_DEVICE_ATTR_RO(fan4_input, fan, 3); | |
1534 | static SENSOR_DEVICE_ATTR_RO(fan5_input, fan, 4); | |
1535 | static SENSOR_DEVICE_ATTR_RO(fan6_input, fan, 5); | |
1536 | static SENSOR_DEVICE_ATTR_RO(fan7_input, fan, 6); | |
1537 | static SENSOR_DEVICE_ATTR_RO(fan8_input, fan, 7); | |
1538 | ||
1539 | static SENSOR_DEVICE_ATTR_RO(fan1_alarm, alarm, | |
1540 | ADT7462_ALARM4 | ADT7462_F0_ALARM); | |
1541 | static SENSOR_DEVICE_ATTR_RO(fan2_alarm, alarm, | |
1542 | ADT7462_ALARM4 | ADT7462_F1_ALARM); | |
1543 | static SENSOR_DEVICE_ATTR_RO(fan3_alarm, alarm, | |
1544 | ADT7462_ALARM4 | ADT7462_F2_ALARM); | |
1545 | static SENSOR_DEVICE_ATTR_RO(fan4_alarm, alarm, | |
1546 | ADT7462_ALARM4 | ADT7462_F3_ALARM); | |
1547 | static SENSOR_DEVICE_ATTR_RO(fan5_alarm, alarm, | |
1548 | ADT7462_ALARM4 | ADT7462_F4_ALARM); | |
1549 | static SENSOR_DEVICE_ATTR_RO(fan6_alarm, alarm, | |
1550 | ADT7462_ALARM4 | ADT7462_F5_ALARM); | |
1551 | static SENSOR_DEVICE_ATTR_RO(fan7_alarm, alarm, | |
1552 | ADT7462_ALARM4 | ADT7462_F6_ALARM); | |
1553 | static SENSOR_DEVICE_ATTR_RO(fan8_alarm, alarm, | |
1554 | ADT7462_ALARM4 | ADT7462_F7_ALARM); | |
1555 | ||
1556 | static SENSOR_DEVICE_ATTR_RW(force_pwm_max, force_pwm_max, 0); | |
1557 | ||
1558 | static SENSOR_DEVICE_ATTR_RW(pwm1, pwm, 0); | |
1559 | static SENSOR_DEVICE_ATTR_RW(pwm2, pwm, 1); | |
1560 | static SENSOR_DEVICE_ATTR_RW(pwm3, pwm, 2); | |
1561 | static SENSOR_DEVICE_ATTR_RW(pwm4, pwm, 3); | |
1562 | ||
1563 | static SENSOR_DEVICE_ATTR_RW(pwm1_auto_point1_pwm, pwm_min, 0); | |
1564 | static SENSOR_DEVICE_ATTR_RW(pwm2_auto_point1_pwm, pwm_min, 1); | |
1565 | static SENSOR_DEVICE_ATTR_RW(pwm3_auto_point1_pwm, pwm_min, 2); | |
1566 | static SENSOR_DEVICE_ATTR_RW(pwm4_auto_point1_pwm, pwm_min, 3); | |
1567 | ||
1568 | static SENSOR_DEVICE_ATTR_RW(pwm1_auto_point2_pwm, pwm_max, 0); | |
1569 | static SENSOR_DEVICE_ATTR_RW(pwm2_auto_point2_pwm, pwm_max, 1); | |
1570 | static SENSOR_DEVICE_ATTR_RW(pwm3_auto_point2_pwm, pwm_max, 2); | |
1571 | static SENSOR_DEVICE_ATTR_RW(pwm4_auto_point2_pwm, pwm_max, 3); | |
1572 | ||
1573 | static SENSOR_DEVICE_ATTR_RW(temp1_auto_point1_hyst, pwm_hyst, 0); | |
1574 | static SENSOR_DEVICE_ATTR_RW(temp2_auto_point1_hyst, pwm_hyst, 1); | |
1575 | static SENSOR_DEVICE_ATTR_RW(temp3_auto_point1_hyst, pwm_hyst, 2); | |
1576 | static SENSOR_DEVICE_ATTR_RW(temp4_auto_point1_hyst, pwm_hyst, 3); | |
1577 | ||
1578 | static SENSOR_DEVICE_ATTR_RW(temp1_auto_point2_hyst, pwm_hyst, 0); | |
1579 | static SENSOR_DEVICE_ATTR_RW(temp2_auto_point2_hyst, pwm_hyst, 1); | |
1580 | static SENSOR_DEVICE_ATTR_RW(temp3_auto_point2_hyst, pwm_hyst, 2); | |
1581 | static SENSOR_DEVICE_ATTR_RW(temp4_auto_point2_hyst, pwm_hyst, 3); | |
1582 | ||
1583 | static SENSOR_DEVICE_ATTR_RW(temp1_auto_point1_temp, pwm_tmin, 0); | |
1584 | static SENSOR_DEVICE_ATTR_RW(temp2_auto_point1_temp, pwm_tmin, 1); | |
1585 | static SENSOR_DEVICE_ATTR_RW(temp3_auto_point1_temp, pwm_tmin, 2); | |
1586 | static SENSOR_DEVICE_ATTR_RW(temp4_auto_point1_temp, pwm_tmin, 3); | |
1587 | ||
1588 | static SENSOR_DEVICE_ATTR_RW(temp1_auto_point2_temp, pwm_tmax, 0); | |
1589 | static SENSOR_DEVICE_ATTR_RW(temp2_auto_point2_temp, pwm_tmax, 1); | |
1590 | static SENSOR_DEVICE_ATTR_RW(temp3_auto_point2_temp, pwm_tmax, 2); | |
1591 | static SENSOR_DEVICE_ATTR_RW(temp4_auto_point2_temp, pwm_tmax, 3); | |
1592 | ||
1593 | static SENSOR_DEVICE_ATTR_RW(pwm1_enable, pwm_auto, 0); | |
1594 | static SENSOR_DEVICE_ATTR_RW(pwm2_enable, pwm_auto, 1); | |
1595 | static SENSOR_DEVICE_ATTR_RW(pwm3_enable, pwm_auto, 2); | |
1596 | static SENSOR_DEVICE_ATTR_RW(pwm4_enable, pwm_auto, 3); | |
1597 | ||
1598 | static SENSOR_DEVICE_ATTR_RW(pwm1_auto_channels_temp, pwm_auto_temp, 0); | |
1599 | static SENSOR_DEVICE_ATTR_RW(pwm2_auto_channels_temp, pwm_auto_temp, 1); | |
1600 | static SENSOR_DEVICE_ATTR_RW(pwm3_auto_channels_temp, pwm_auto_temp, 2); | |
1601 | static SENSOR_DEVICE_ATTR_RW(pwm4_auto_channels_temp, pwm_auto_temp, 3); | |
c0b4e3ab | 1602 | |
573bfe67 | 1603 | static struct attribute *adt7462_attrs[] = { |
c0b4e3ab DW |
1604 | &sensor_dev_attr_temp1_max.dev_attr.attr, |
1605 | &sensor_dev_attr_temp2_max.dev_attr.attr, | |
1606 | &sensor_dev_attr_temp3_max.dev_attr.attr, | |
1607 | &sensor_dev_attr_temp4_max.dev_attr.attr, | |
1608 | ||
1609 | &sensor_dev_attr_temp1_min.dev_attr.attr, | |
1610 | &sensor_dev_attr_temp2_min.dev_attr.attr, | |
1611 | &sensor_dev_attr_temp3_min.dev_attr.attr, | |
1612 | &sensor_dev_attr_temp4_min.dev_attr.attr, | |
1613 | ||
1614 | &sensor_dev_attr_temp1_input.dev_attr.attr, | |
1615 | &sensor_dev_attr_temp2_input.dev_attr.attr, | |
1616 | &sensor_dev_attr_temp3_input.dev_attr.attr, | |
1617 | &sensor_dev_attr_temp4_input.dev_attr.attr, | |
1618 | ||
1619 | &sensor_dev_attr_temp1_label.dev_attr.attr, | |
1620 | &sensor_dev_attr_temp2_label.dev_attr.attr, | |
1621 | &sensor_dev_attr_temp3_label.dev_attr.attr, | |
1622 | &sensor_dev_attr_temp4_label.dev_attr.attr, | |
1623 | ||
1624 | &sensor_dev_attr_temp1_alarm.dev_attr.attr, | |
1625 | &sensor_dev_attr_temp2_alarm.dev_attr.attr, | |
1626 | &sensor_dev_attr_temp3_alarm.dev_attr.attr, | |
1627 | &sensor_dev_attr_temp4_alarm.dev_attr.attr, | |
1628 | ||
1629 | &sensor_dev_attr_in1_max.dev_attr.attr, | |
1630 | &sensor_dev_attr_in2_max.dev_attr.attr, | |
1631 | &sensor_dev_attr_in3_max.dev_attr.attr, | |
1632 | &sensor_dev_attr_in4_max.dev_attr.attr, | |
1633 | &sensor_dev_attr_in5_max.dev_attr.attr, | |
1634 | &sensor_dev_attr_in6_max.dev_attr.attr, | |
1635 | &sensor_dev_attr_in7_max.dev_attr.attr, | |
1636 | &sensor_dev_attr_in8_max.dev_attr.attr, | |
1637 | &sensor_dev_attr_in9_max.dev_attr.attr, | |
1638 | &sensor_dev_attr_in10_max.dev_attr.attr, | |
1639 | &sensor_dev_attr_in11_max.dev_attr.attr, | |
1640 | &sensor_dev_attr_in12_max.dev_attr.attr, | |
1641 | &sensor_dev_attr_in13_max.dev_attr.attr, | |
1642 | ||
1643 | &sensor_dev_attr_in1_min.dev_attr.attr, | |
1644 | &sensor_dev_attr_in2_min.dev_attr.attr, | |
1645 | &sensor_dev_attr_in3_min.dev_attr.attr, | |
1646 | &sensor_dev_attr_in4_min.dev_attr.attr, | |
1647 | &sensor_dev_attr_in5_min.dev_attr.attr, | |
1648 | &sensor_dev_attr_in6_min.dev_attr.attr, | |
1649 | &sensor_dev_attr_in7_min.dev_attr.attr, | |
1650 | &sensor_dev_attr_in8_min.dev_attr.attr, | |
1651 | &sensor_dev_attr_in9_min.dev_attr.attr, | |
1652 | &sensor_dev_attr_in10_min.dev_attr.attr, | |
1653 | &sensor_dev_attr_in11_min.dev_attr.attr, | |
1654 | &sensor_dev_attr_in12_min.dev_attr.attr, | |
1655 | &sensor_dev_attr_in13_min.dev_attr.attr, | |
1656 | ||
1657 | &sensor_dev_attr_in1_input.dev_attr.attr, | |
1658 | &sensor_dev_attr_in2_input.dev_attr.attr, | |
1659 | &sensor_dev_attr_in3_input.dev_attr.attr, | |
1660 | &sensor_dev_attr_in4_input.dev_attr.attr, | |
1661 | &sensor_dev_attr_in5_input.dev_attr.attr, | |
1662 | &sensor_dev_attr_in6_input.dev_attr.attr, | |
1663 | &sensor_dev_attr_in7_input.dev_attr.attr, | |
1664 | &sensor_dev_attr_in8_input.dev_attr.attr, | |
1665 | &sensor_dev_attr_in9_input.dev_attr.attr, | |
1666 | &sensor_dev_attr_in10_input.dev_attr.attr, | |
1667 | &sensor_dev_attr_in11_input.dev_attr.attr, | |
1668 | &sensor_dev_attr_in12_input.dev_attr.attr, | |
1669 | &sensor_dev_attr_in13_input.dev_attr.attr, | |
1670 | ||
1671 | &sensor_dev_attr_in1_label.dev_attr.attr, | |
1672 | &sensor_dev_attr_in2_label.dev_attr.attr, | |
1673 | &sensor_dev_attr_in3_label.dev_attr.attr, | |
1674 | &sensor_dev_attr_in4_label.dev_attr.attr, | |
1675 | &sensor_dev_attr_in5_label.dev_attr.attr, | |
1676 | &sensor_dev_attr_in6_label.dev_attr.attr, | |
1677 | &sensor_dev_attr_in7_label.dev_attr.attr, | |
1678 | &sensor_dev_attr_in8_label.dev_attr.attr, | |
1679 | &sensor_dev_attr_in9_label.dev_attr.attr, | |
1680 | &sensor_dev_attr_in10_label.dev_attr.attr, | |
1681 | &sensor_dev_attr_in11_label.dev_attr.attr, | |
1682 | &sensor_dev_attr_in12_label.dev_attr.attr, | |
1683 | &sensor_dev_attr_in13_label.dev_attr.attr, | |
1684 | ||
1685 | &sensor_dev_attr_in1_alarm.dev_attr.attr, | |
1686 | &sensor_dev_attr_in2_alarm.dev_attr.attr, | |
1687 | &sensor_dev_attr_in3_alarm.dev_attr.attr, | |
1688 | &sensor_dev_attr_in4_alarm.dev_attr.attr, | |
1689 | &sensor_dev_attr_in5_alarm.dev_attr.attr, | |
1690 | &sensor_dev_attr_in6_alarm.dev_attr.attr, | |
1691 | &sensor_dev_attr_in7_alarm.dev_attr.attr, | |
1692 | &sensor_dev_attr_in8_alarm.dev_attr.attr, | |
1693 | &sensor_dev_attr_in9_alarm.dev_attr.attr, | |
1694 | &sensor_dev_attr_in10_alarm.dev_attr.attr, | |
1695 | &sensor_dev_attr_in11_alarm.dev_attr.attr, | |
1696 | &sensor_dev_attr_in12_alarm.dev_attr.attr, | |
1697 | &sensor_dev_attr_in13_alarm.dev_attr.attr, | |
1698 | ||
1699 | &sensor_dev_attr_fan1_min.dev_attr.attr, | |
1700 | &sensor_dev_attr_fan2_min.dev_attr.attr, | |
1701 | &sensor_dev_attr_fan3_min.dev_attr.attr, | |
1702 | &sensor_dev_attr_fan4_min.dev_attr.attr, | |
1703 | &sensor_dev_attr_fan5_min.dev_attr.attr, | |
1704 | &sensor_dev_attr_fan6_min.dev_attr.attr, | |
1705 | &sensor_dev_attr_fan7_min.dev_attr.attr, | |
1706 | &sensor_dev_attr_fan8_min.dev_attr.attr, | |
1707 | ||
1708 | &sensor_dev_attr_fan1_input.dev_attr.attr, | |
1709 | &sensor_dev_attr_fan2_input.dev_attr.attr, | |
1710 | &sensor_dev_attr_fan3_input.dev_attr.attr, | |
1711 | &sensor_dev_attr_fan4_input.dev_attr.attr, | |
1712 | &sensor_dev_attr_fan5_input.dev_attr.attr, | |
1713 | &sensor_dev_attr_fan6_input.dev_attr.attr, | |
1714 | &sensor_dev_attr_fan7_input.dev_attr.attr, | |
1715 | &sensor_dev_attr_fan8_input.dev_attr.attr, | |
1716 | ||
1717 | &sensor_dev_attr_fan1_alarm.dev_attr.attr, | |
1718 | &sensor_dev_attr_fan2_alarm.dev_attr.attr, | |
1719 | &sensor_dev_attr_fan3_alarm.dev_attr.attr, | |
1720 | &sensor_dev_attr_fan4_alarm.dev_attr.attr, | |
1721 | &sensor_dev_attr_fan5_alarm.dev_attr.attr, | |
1722 | &sensor_dev_attr_fan6_alarm.dev_attr.attr, | |
1723 | &sensor_dev_attr_fan7_alarm.dev_attr.attr, | |
1724 | &sensor_dev_attr_fan8_alarm.dev_attr.attr, | |
1725 | ||
1726 | &sensor_dev_attr_force_pwm_max.dev_attr.attr, | |
1727 | &sensor_dev_attr_pwm1.dev_attr.attr, | |
1728 | &sensor_dev_attr_pwm2.dev_attr.attr, | |
1729 | &sensor_dev_attr_pwm3.dev_attr.attr, | |
1730 | &sensor_dev_attr_pwm4.dev_attr.attr, | |
1731 | ||
1732 | &sensor_dev_attr_pwm1_auto_point1_pwm.dev_attr.attr, | |
1733 | &sensor_dev_attr_pwm2_auto_point1_pwm.dev_attr.attr, | |
1734 | &sensor_dev_attr_pwm3_auto_point1_pwm.dev_attr.attr, | |
1735 | &sensor_dev_attr_pwm4_auto_point1_pwm.dev_attr.attr, | |
1736 | ||
1737 | &sensor_dev_attr_pwm1_auto_point2_pwm.dev_attr.attr, | |
1738 | &sensor_dev_attr_pwm2_auto_point2_pwm.dev_attr.attr, | |
1739 | &sensor_dev_attr_pwm3_auto_point2_pwm.dev_attr.attr, | |
1740 | &sensor_dev_attr_pwm4_auto_point2_pwm.dev_attr.attr, | |
1741 | ||
1742 | &sensor_dev_attr_temp1_auto_point1_hyst.dev_attr.attr, | |
1743 | &sensor_dev_attr_temp2_auto_point1_hyst.dev_attr.attr, | |
1744 | &sensor_dev_attr_temp3_auto_point1_hyst.dev_attr.attr, | |
1745 | &sensor_dev_attr_temp4_auto_point1_hyst.dev_attr.attr, | |
1746 | ||
1747 | &sensor_dev_attr_temp1_auto_point2_hyst.dev_attr.attr, | |
1748 | &sensor_dev_attr_temp2_auto_point2_hyst.dev_attr.attr, | |
1749 | &sensor_dev_attr_temp3_auto_point2_hyst.dev_attr.attr, | |
1750 | &sensor_dev_attr_temp4_auto_point2_hyst.dev_attr.attr, | |
1751 | ||
1752 | &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr, | |
1753 | &sensor_dev_attr_temp2_auto_point1_temp.dev_attr.attr, | |
1754 | &sensor_dev_attr_temp3_auto_point1_temp.dev_attr.attr, | |
1755 | &sensor_dev_attr_temp4_auto_point1_temp.dev_attr.attr, | |
1756 | ||
1757 | &sensor_dev_attr_temp1_auto_point2_temp.dev_attr.attr, | |
1758 | &sensor_dev_attr_temp2_auto_point2_temp.dev_attr.attr, | |
1759 | &sensor_dev_attr_temp3_auto_point2_temp.dev_attr.attr, | |
1760 | &sensor_dev_attr_temp4_auto_point2_temp.dev_attr.attr, | |
1761 | ||
1762 | &sensor_dev_attr_pwm1_enable.dev_attr.attr, | |
1763 | &sensor_dev_attr_pwm2_enable.dev_attr.attr, | |
1764 | &sensor_dev_attr_pwm3_enable.dev_attr.attr, | |
1765 | &sensor_dev_attr_pwm4_enable.dev_attr.attr, | |
1766 | ||
1767 | &sensor_dev_attr_pwm1_auto_channels_temp.dev_attr.attr, | |
1768 | &sensor_dev_attr_pwm2_auto_channels_temp.dev_attr.attr, | |
1769 | &sensor_dev_attr_pwm3_auto_channels_temp.dev_attr.attr, | |
1770 | &sensor_dev_attr_pwm4_auto_channels_temp.dev_attr.attr, | |
1771 | NULL | |
1772 | }; | |
1773 | ||
573bfe67 AL |
1774 | ATTRIBUTE_GROUPS(adt7462); |
1775 | ||
c0b4e3ab | 1776 | /* Return 0 if detection is successful, -ENODEV otherwise */ |
310ec792 | 1777 | static int adt7462_detect(struct i2c_client *client, |
c0b4e3ab DW |
1778 | struct i2c_board_info *info) |
1779 | { | |
1780 | struct i2c_adapter *adapter = client->adapter; | |
52df6440 | 1781 | int vendor, device, revision; |
c0b4e3ab DW |
1782 | |
1783 | if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) | |
1784 | return -ENODEV; | |
1785 | ||
52df6440 JD |
1786 | vendor = i2c_smbus_read_byte_data(client, ADT7462_REG_VENDOR); |
1787 | if (vendor != ADT7462_VENDOR) | |
1788 | return -ENODEV; | |
c0b4e3ab | 1789 | |
52df6440 JD |
1790 | device = i2c_smbus_read_byte_data(client, ADT7462_REG_DEVICE); |
1791 | if (device != ADT7462_DEVICE) | |
1792 | return -ENODEV; | |
c0b4e3ab | 1793 | |
52df6440 JD |
1794 | revision = i2c_smbus_read_byte_data(client, ADT7462_REG_REVISION); |
1795 | if (revision != ADT7462_REVISION) | |
1796 | return -ENODEV; | |
c0b4e3ab DW |
1797 | |
1798 | strlcpy(info->type, "adt7462", I2C_NAME_SIZE); | |
1799 | ||
1800 | return 0; | |
1801 | } | |
1802 | ||
1803 | static int adt7462_probe(struct i2c_client *client, | |
1804 | const struct i2c_device_id *id) | |
1805 | { | |
573bfe67 | 1806 | struct device *dev = &client->dev; |
c0b4e3ab | 1807 | struct adt7462_data *data; |
573bfe67 | 1808 | struct device *hwmon_dev; |
c0b4e3ab | 1809 | |
573bfe67 | 1810 | data = devm_kzalloc(dev, sizeof(struct adt7462_data), GFP_KERNEL); |
08808300 GR |
1811 | if (!data) |
1812 | return -ENOMEM; | |
c0b4e3ab | 1813 | |
573bfe67 | 1814 | data->client = client; |
c0b4e3ab DW |
1815 | mutex_init(&data->lock); |
1816 | ||
1817 | dev_info(&client->dev, "%s chip found\n", client->name); | |
1818 | ||
573bfe67 AL |
1819 | hwmon_dev = devm_hwmon_device_register_with_groups(dev, client->name, |
1820 | data, | |
1821 | adt7462_groups); | |
1822 | return PTR_ERR_OR_ZERO(hwmon_dev); | |
c0b4e3ab DW |
1823 | } |
1824 | ||
a2cc2428 AL |
1825 | static const struct i2c_device_id adt7462_id[] = { |
1826 | { "adt7462", 0 }, | |
1827 | { } | |
1828 | }; | |
1829 | MODULE_DEVICE_TABLE(i2c, adt7462_id); | |
1830 | ||
1831 | static struct i2c_driver adt7462_driver = { | |
1832 | .class = I2C_CLASS_HWMON, | |
1833 | .driver = { | |
1834 | .name = "adt7462", | |
1835 | }, | |
1836 | .probe = adt7462_probe, | |
a2cc2428 AL |
1837 | .id_table = adt7462_id, |
1838 | .detect = adt7462_detect, | |
1839 | .address_list = normal_i2c, | |
1840 | }; | |
1841 | ||
f0967eea | 1842 | module_i2c_driver(adt7462_driver); |
c0b4e3ab | 1843 | |
5407e051 | 1844 | MODULE_AUTHOR("Darrick J. Wong <darrick.wong@oracle.com>"); |
c0b4e3ab DW |
1845 | MODULE_DESCRIPTION("ADT7462 driver"); |
1846 | MODULE_LICENSE("GPL"); |