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1da177e4 LT |
1 | /* |
2 | * pc87360.c - Part of lm_sensors, Linux kernel modules | |
3 | * for hardware monitoring | |
4 | * Copyright (C) 2004 Jean Delvare <khali@linux-fr.org> | |
5 | * | |
6 | * Copied from smsc47m1.c: | |
7 | * Copyright (C) 2002 Mark D. Studebaker <mdsxyz123@yahoo.com> | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
22 | * | |
23 | * Supports the following chips: | |
24 | * | |
25 | * Chip #vin #fan #pwm #temp devid | |
26 | * PC87360 - 2 2 - 0xE1 | |
27 | * PC87363 - 2 2 - 0xE8 | |
28 | * PC87364 - 3 3 - 0xE4 | |
29 | * PC87365 11 3 3 2 0xE5 | |
30 | * PC87366 11 3 3 3-4 0xE9 | |
31 | * | |
32 | * This driver assumes that no more than one chip is present, and one of | |
33 | * the standard Super-I/O addresses is used (0x2E/0x2F or 0x4E/0x4F). | |
34 | */ | |
35 | ||
1da177e4 LT |
36 | #include <linux/module.h> |
37 | #include <linux/init.h> | |
38 | #include <linux/slab.h> | |
39 | #include <linux/jiffies.h> | |
40 | #include <linux/i2c.h> | |
fde09509 | 41 | #include <linux/i2c-isa.h> |
943b0830 | 42 | #include <linux/hwmon.h> |
f0986bd8 | 43 | #include <linux/hwmon-sysfs.h> |
303760b4 | 44 | #include <linux/hwmon-vid.h> |
943b0830 | 45 | #include <linux/err.h> |
1da177e4 LT |
46 | #include <asm/io.h> |
47 | ||
1da177e4 | 48 | static u8 devid; |
2d8672c5 JD |
49 | static unsigned short address; |
50 | static unsigned short extra_isa[3]; | |
1da177e4 LT |
51 | static u8 confreg[4]; |
52 | ||
53 | enum chips { any_chip, pc87360, pc87363, pc87364, pc87365, pc87366 }; | |
1da177e4 LT |
54 | |
55 | static int init = 1; | |
56 | module_param(init, int, 0); | |
57 | MODULE_PARM_DESC(init, | |
58 | "Chip initialization level:\n" | |
59 | " 0: None\n" | |
60 | "*1: Forcibly enable internal voltage and temperature channels, except in9\n" | |
61 | " 2: Forcibly enable all voltage and temperature channels, except in9\n" | |
62 | " 3: Forcibly enable all voltage and temperature channels, including in9"); | |
63 | ||
64 | /* | |
65 | * Super-I/O registers and operations | |
66 | */ | |
67 | ||
68 | #define DEV 0x07 /* Register: Logical device select */ | |
69 | #define DEVID 0x20 /* Register: Device ID */ | |
70 | #define ACT 0x30 /* Register: Device activation */ | |
71 | #define BASE 0x60 /* Register: Base address */ | |
72 | ||
73 | #define FSCM 0x09 /* Logical device: fans */ | |
74 | #define VLM 0x0d /* Logical device: voltages */ | |
75 | #define TMS 0x0e /* Logical device: temperatures */ | |
76 | static const u8 logdev[3] = { FSCM, VLM, TMS }; | |
77 | ||
78 | #define LD_FAN 0 | |
79 | #define LD_IN 1 | |
80 | #define LD_TEMP 2 | |
81 | ||
82 | static inline void superio_outb(int sioaddr, int reg, int val) | |
83 | { | |
84 | outb(reg, sioaddr); | |
85 | outb(val, sioaddr+1); | |
86 | } | |
87 | ||
88 | static inline int superio_inb(int sioaddr, int reg) | |
89 | { | |
90 | outb(reg, sioaddr); | |
91 | return inb(sioaddr+1); | |
92 | } | |
93 | ||
94 | static inline void superio_exit(int sioaddr) | |
95 | { | |
96 | outb(0x02, sioaddr); | |
97 | outb(0x02, sioaddr+1); | |
98 | } | |
99 | ||
100 | /* | |
101 | * Logical devices | |
102 | */ | |
103 | ||
104 | #define PC87360_EXTENT 0x10 | |
105 | #define PC87365_REG_BANK 0x09 | |
106 | #define NO_BANK 0xff | |
107 | ||
108 | /* | |
109 | * Fan registers and conversions | |
110 | */ | |
111 | ||
112 | /* nr has to be 0 or 1 (PC87360/87363) or 2 (PC87364/87365/87366) */ | |
113 | #define PC87360_REG_PRESCALE(nr) (0x00 + 2 * (nr)) | |
114 | #define PC87360_REG_PWM(nr) (0x01 + 2 * (nr)) | |
115 | #define PC87360_REG_FAN_MIN(nr) (0x06 + 3 * (nr)) | |
116 | #define PC87360_REG_FAN(nr) (0x07 + 3 * (nr)) | |
117 | #define PC87360_REG_FAN_STATUS(nr) (0x08 + 3 * (nr)) | |
118 | ||
119 | #define FAN_FROM_REG(val,div) ((val) == 0 ? 0: \ | |
120 | 480000 / ((val)*(div))) | |
121 | #define FAN_TO_REG(val,div) ((val) <= 100 ? 0 : \ | |
122 | 480000 / ((val)*(div))) | |
123 | #define FAN_DIV_FROM_REG(val) (1 << ((val >> 5) & 0x03)) | |
124 | #define FAN_STATUS_FROM_REG(val) ((val) & 0x07) | |
125 | ||
126 | #define FAN_CONFIG_MONITOR(val,nr) (((val) >> (2 + nr * 3)) & 1) | |
127 | #define FAN_CONFIG_CONTROL(val,nr) (((val) >> (3 + nr * 3)) & 1) | |
128 | #define FAN_CONFIG_INVERT(val,nr) (((val) >> (4 + nr * 3)) & 1) | |
129 | ||
130 | #define PWM_FROM_REG(val,inv) ((inv) ? 255 - (val) : (val)) | |
131 | static inline u8 PWM_TO_REG(int val, int inv) | |
132 | { | |
133 | if (inv) | |
134 | val = 255 - val; | |
135 | if (val < 0) | |
136 | return 0; | |
137 | if (val > 255) | |
138 | return 255; | |
139 | return val; | |
140 | } | |
141 | ||
142 | /* | |
143 | * Voltage registers and conversions | |
144 | */ | |
145 | ||
146 | #define PC87365_REG_IN_CONVRATE 0x07 | |
147 | #define PC87365_REG_IN_CONFIG 0x08 | |
148 | #define PC87365_REG_IN 0x0B | |
149 | #define PC87365_REG_IN_MIN 0x0D | |
150 | #define PC87365_REG_IN_MAX 0x0C | |
151 | #define PC87365_REG_IN_STATUS 0x0A | |
152 | #define PC87365_REG_IN_ALARMS1 0x00 | |
153 | #define PC87365_REG_IN_ALARMS2 0x01 | |
154 | #define PC87365_REG_VID 0x06 | |
155 | ||
156 | #define IN_FROM_REG(val,ref) (((val) * (ref) + 128) / 256) | |
157 | #define IN_TO_REG(val,ref) ((val) < 0 ? 0 : \ | |
158 | (val)*256 >= (ref)*255 ? 255: \ | |
159 | ((val) * 256 + (ref)/2) / (ref)) | |
160 | ||
161 | /* | |
162 | * Temperature registers and conversions | |
163 | */ | |
164 | ||
165 | #define PC87365_REG_TEMP_CONFIG 0x08 | |
166 | #define PC87365_REG_TEMP 0x0B | |
167 | #define PC87365_REG_TEMP_MIN 0x0D | |
168 | #define PC87365_REG_TEMP_MAX 0x0C | |
169 | #define PC87365_REG_TEMP_CRIT 0x0E | |
170 | #define PC87365_REG_TEMP_STATUS 0x0A | |
171 | #define PC87365_REG_TEMP_ALARMS 0x00 | |
172 | ||
173 | #define TEMP_FROM_REG(val) ((val) * 1000) | |
174 | #define TEMP_TO_REG(val) ((val) < -55000 ? -55 : \ | |
175 | (val) > 127000 ? 127 : \ | |
176 | (val) < 0 ? ((val) - 500) / 1000 : \ | |
177 | ((val) + 500) / 1000) | |
178 | ||
179 | /* | |
180 | * Client data (each client gets its own) | |
181 | */ | |
182 | ||
183 | struct pc87360_data { | |
184 | struct i2c_client client; | |
943b0830 | 185 | struct class_device *class_dev; |
1da177e4 LT |
186 | struct semaphore lock; |
187 | struct semaphore update_lock; | |
188 | char valid; /* !=0 if following fields are valid */ | |
189 | unsigned long last_updated; /* In jiffies */ | |
190 | ||
191 | int address[3]; | |
192 | ||
193 | u8 fannr, innr, tempnr; | |
194 | ||
195 | u8 fan[3]; /* Register value */ | |
196 | u8 fan_min[3]; /* Register value */ | |
197 | u8 fan_status[3]; /* Register value */ | |
198 | u8 pwm[3]; /* Register value */ | |
199 | u16 fan_conf; /* Configuration register values, combined */ | |
200 | ||
201 | u16 in_vref; /* 1 mV/bit */ | |
202 | u8 in[14]; /* Register value */ | |
203 | u8 in_min[14]; /* Register value */ | |
204 | u8 in_max[14]; /* Register value */ | |
205 | u8 in_crit[3]; /* Register value */ | |
206 | u8 in_status[14]; /* Register value */ | |
207 | u16 in_alarms; /* Register values, combined, masked */ | |
208 | u8 vid_conf; /* Configuration register value */ | |
209 | u8 vrm; | |
210 | u8 vid; /* Register value */ | |
211 | ||
212 | s8 temp[3]; /* Register value */ | |
213 | s8 temp_min[3]; /* Register value */ | |
214 | s8 temp_max[3]; /* Register value */ | |
215 | s8 temp_crit[3]; /* Register value */ | |
216 | u8 temp_status[3]; /* Register value */ | |
217 | u8 temp_alarms; /* Register value, masked */ | |
218 | }; | |
219 | ||
220 | /* | |
221 | * Functions declaration | |
222 | */ | |
223 | ||
2d8672c5 | 224 | static int pc87360_detect(struct i2c_adapter *adapter); |
1da177e4 LT |
225 | static int pc87360_detach_client(struct i2c_client *client); |
226 | ||
227 | static int pc87360_read_value(struct pc87360_data *data, u8 ldi, u8 bank, | |
228 | u8 reg); | |
229 | static void pc87360_write_value(struct pc87360_data *data, u8 ldi, u8 bank, | |
230 | u8 reg, u8 value); | |
231 | static void pc87360_init_client(struct i2c_client *client, int use_thermistors); | |
232 | static struct pc87360_data *pc87360_update_device(struct device *dev); | |
233 | ||
234 | /* | |
235 | * Driver data (common to all clients) | |
236 | */ | |
237 | ||
238 | static struct i2c_driver pc87360_driver = { | |
239 | .owner = THIS_MODULE, | |
240 | .name = "pc87360", | |
2d8672c5 | 241 | .attach_adapter = pc87360_detect, |
1da177e4 LT |
242 | .detach_client = pc87360_detach_client, |
243 | }; | |
244 | ||
245 | /* | |
246 | * Sysfs stuff | |
247 | */ | |
248 | ||
f0986bd8 | 249 | static ssize_t _set_fan_min(struct device *dev, const char *buf, |
1da177e4 LT |
250 | size_t count, int nr) |
251 | { | |
252 | struct i2c_client *client = to_i2c_client(dev); | |
253 | struct pc87360_data *data = i2c_get_clientdata(client); | |
254 | long fan_min = simple_strtol(buf, NULL, 10); | |
255 | ||
256 | down(&data->update_lock); | |
257 | fan_min = FAN_TO_REG(fan_min, FAN_DIV_FROM_REG(data->fan_status[nr])); | |
258 | ||
259 | /* If it wouldn't fit, change clock divisor */ | |
260 | while (fan_min > 255 | |
261 | && (data->fan_status[nr] & 0x60) != 0x60) { | |
262 | fan_min >>= 1; | |
263 | data->fan[nr] >>= 1; | |
264 | data->fan_status[nr] += 0x20; | |
265 | } | |
266 | data->fan_min[nr] = fan_min > 255 ? 255 : fan_min; | |
267 | pc87360_write_value(data, LD_FAN, NO_BANK, PC87360_REG_FAN_MIN(nr), | |
268 | data->fan_min[nr]); | |
269 | ||
270 | /* Write new divider, preserve alarm bits */ | |
271 | pc87360_write_value(data, LD_FAN, NO_BANK, PC87360_REG_FAN_STATUS(nr), | |
272 | data->fan_status[nr] & 0xF9); | |
273 | up(&data->update_lock); | |
274 | ||
275 | return count; | |
276 | } | |
277 | ||
f0986bd8 JC |
278 | static ssize_t show_fan_input(struct device *dev, struct device_attribute *devattr, char *buf) |
279 | { | |
280 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
281 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 JC |
282 | return sprintf(buf, "%u\n", FAN_FROM_REG(data->fan[attr->index], |
283 | FAN_DIV_FROM_REG(data->fan_status[attr->index]))); | |
f0986bd8 JC |
284 | } |
285 | static ssize_t show_fan_min(struct device *dev, struct device_attribute *devattr, char *buf) | |
286 | { | |
287 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
288 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 JC |
289 | return sprintf(buf, "%u\n", FAN_FROM_REG(data->fan_min[attr->index], |
290 | FAN_DIV_FROM_REG(data->fan_status[attr->index]))); | |
f0986bd8 JC |
291 | } |
292 | static ssize_t show_fan_div(struct device *dev, struct device_attribute *devattr, char *buf) | |
293 | { | |
294 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
295 | struct pc87360_data *data = pc87360_update_device(dev); | |
296 | return sprintf(buf, "%u\n", | |
694fa056 | 297 | FAN_DIV_FROM_REG(data->fan_status[attr->index])); |
f0986bd8 JC |
298 | } |
299 | static ssize_t show_fan_status(struct device *dev, struct device_attribute *devattr, char *buf) | |
300 | { | |
301 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
302 | struct pc87360_data *data = pc87360_update_device(dev); | |
303 | return sprintf(buf, "%u\n", | |
694fa056 | 304 | FAN_STATUS_FROM_REG(data->fan_status[attr->index])); |
f0986bd8 JC |
305 | } |
306 | static ssize_t set_fan_min(struct device *dev, struct device_attribute *devattr, const char *buf, | |
307 | size_t count) | |
308 | { | |
309 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
694fa056 | 310 | return _set_fan_min(dev, buf, count, attr->index); |
f0986bd8 JC |
311 | } |
312 | ||
1da177e4 | 313 | #define show_and_set_fan(offset) \ |
f0986bd8 | 314 | static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, \ |
694fa056 | 315 | show_fan_input, NULL, offset-1); \ |
f0986bd8 | 316 | static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IWUSR | S_IRUGO, \ |
694fa056 | 317 | show_fan_min, set_fan_min, offset-1); \ |
f0986bd8 | 318 | static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO, \ |
694fa056 | 319 | show_fan_div, NULL, offset-1); \ |
f0986bd8 | 320 | static SENSOR_DEVICE_ATTR(fan##offset##_status, S_IRUGO, \ |
694fa056 | 321 | show_fan_status, NULL, offset-1); |
1da177e4 LT |
322 | show_and_set_fan(1) |
323 | show_and_set_fan(2) | |
324 | show_and_set_fan(3) | |
325 | ||
f0986bd8 JC |
326 | static ssize_t show_pwm(struct device *dev, struct device_attribute *devattr, char *buf) |
327 | { | |
328 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
329 | struct pc87360_data *data = pc87360_update_device(dev); | |
330 | return sprintf(buf, "%u\n", | |
694fa056 | 331 | PWM_FROM_REG(data->pwm[attr->index], |
f0986bd8 | 332 | FAN_CONFIG_INVERT(data->fan_conf, |
694fa056 | 333 | attr->index))); |
f0986bd8 JC |
334 | } |
335 | static ssize_t set_pwm(struct device *dev, struct device_attribute *devattr, const char *buf, | |
336 | size_t count) | |
337 | { | |
338 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
339 | struct i2c_client *client = to_i2c_client(dev); | |
340 | struct pc87360_data *data = i2c_get_clientdata(client); | |
341 | long val = simple_strtol(buf, NULL, 10); | |
342 | ||
343 | down(&data->update_lock); | |
694fa056 JC |
344 | data->pwm[attr->index] = PWM_TO_REG(val, |
345 | FAN_CONFIG_INVERT(data->fan_conf, attr->index)); | |
346 | pc87360_write_value(data, LD_FAN, NO_BANK, PC87360_REG_PWM(attr->index), | |
347 | data->pwm[attr->index]); | |
f0986bd8 JC |
348 | up(&data->update_lock); |
349 | return count; | |
350 | } | |
351 | ||
1da177e4 | 352 | #define show_and_set_pwm(offset) \ |
f0986bd8 | 353 | static SENSOR_DEVICE_ATTR(pwm##offset, S_IWUSR | S_IRUGO, \ |
694fa056 | 354 | show_pwm, set_pwm, offset-1); |
1da177e4 LT |
355 | show_and_set_pwm(1) |
356 | show_and_set_pwm(2) | |
357 | show_and_set_pwm(3) | |
358 | ||
f0986bd8 JC |
359 | static ssize_t show_in_input(struct device *dev, struct device_attribute *devattr, char *buf) |
360 | { | |
361 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
362 | struct pc87360_data *data = pc87360_update_device(dev); | |
363 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in[attr->index], | |
364 | data->in_vref)); | |
365 | } | |
366 | static ssize_t show_in_min(struct device *dev, struct device_attribute *devattr, char *buf) | |
367 | { | |
368 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
369 | struct pc87360_data *data = pc87360_update_device(dev); | |
370 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in_min[attr->index], | |
371 | data->in_vref)); | |
372 | } | |
373 | static ssize_t show_in_max(struct device *dev, struct device_attribute *devattr, char *buf) | |
374 | { | |
375 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
376 | struct pc87360_data *data = pc87360_update_device(dev); | |
377 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in_max[attr->index], | |
378 | data->in_vref)); | |
379 | } | |
380 | static ssize_t show_in_status(struct device *dev, struct device_attribute *devattr, char *buf) | |
381 | { | |
382 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
383 | struct pc87360_data *data = pc87360_update_device(dev); | |
384 | return sprintf(buf, "%u\n", data->in_status[attr->index]); | |
385 | } | |
386 | static ssize_t set_in_min(struct device *dev, struct device_attribute *devattr, const char *buf, | |
387 | size_t count) | |
388 | { | |
389 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
390 | struct i2c_client *client = to_i2c_client(dev); | |
391 | struct pc87360_data *data = i2c_get_clientdata(client); | |
392 | long val = simple_strtol(buf, NULL, 10); | |
393 | ||
394 | down(&data->update_lock); | |
395 | data->in_min[attr->index] = IN_TO_REG(val, data->in_vref); | |
396 | pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_IN_MIN, | |
397 | data->in_min[attr->index]); | |
398 | up(&data->update_lock); | |
399 | return count; | |
400 | } | |
401 | static ssize_t set_in_max(struct device *dev, struct device_attribute *devattr, const char *buf, | |
402 | size_t count) | |
403 | { | |
404 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
405 | struct i2c_client *client = to_i2c_client(dev); | |
406 | struct pc87360_data *data = i2c_get_clientdata(client); | |
407 | long val = simple_strtol(buf, NULL, 10); | |
408 | ||
409 | down(&data->update_lock); | |
410 | data->in_max[attr->index] = IN_TO_REG(val, | |
411 | data->in_vref); | |
412 | pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_IN_MAX, | |
413 | data->in_max[attr->index]); | |
414 | up(&data->update_lock); | |
415 | return count; | |
416 | } | |
417 | ||
1da177e4 | 418 | #define show_and_set_in(offset) \ |
f0986bd8 JC |
419 | static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, \ |
420 | show_in_input, NULL, offset); \ | |
421 | static SENSOR_DEVICE_ATTR(in##offset##_min, S_IWUSR | S_IRUGO, \ | |
422 | show_in_min, set_in_min, offset); \ | |
423 | static SENSOR_DEVICE_ATTR(in##offset##_max, S_IWUSR | S_IRUGO, \ | |
424 | show_in_max, set_in_max, offset); \ | |
425 | static SENSOR_DEVICE_ATTR(in##offset##_status, S_IRUGO, \ | |
426 | show_in_status, NULL, offset); | |
1da177e4 LT |
427 | show_and_set_in(0) |
428 | show_and_set_in(1) | |
429 | show_and_set_in(2) | |
430 | show_and_set_in(3) | |
431 | show_and_set_in(4) | |
432 | show_and_set_in(5) | |
433 | show_and_set_in(6) | |
434 | show_and_set_in(7) | |
435 | show_and_set_in(8) | |
436 | show_and_set_in(9) | |
437 | show_and_set_in(10) | |
438 | ||
f0986bd8 JC |
439 | static ssize_t show_therm_input(struct device *dev, struct device_attribute *devattr, char *buf) |
440 | { | |
441 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
442 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 443 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in[attr->index], |
f0986bd8 JC |
444 | data->in_vref)); |
445 | } | |
446 | static ssize_t show_therm_min(struct device *dev, struct device_attribute *devattr, char *buf) | |
447 | { | |
448 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
449 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 450 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in_min[attr->index], |
f0986bd8 JC |
451 | data->in_vref)); |
452 | } | |
453 | static ssize_t show_therm_max(struct device *dev, struct device_attribute *devattr, char *buf) | |
454 | { | |
455 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
456 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 457 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in_max[attr->index], |
f0986bd8 JC |
458 | data->in_vref)); |
459 | } | |
460 | static ssize_t show_therm_crit(struct device *dev, struct device_attribute *devattr, char *buf) | |
461 | { | |
462 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
463 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 464 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in_crit[attr->index-11], |
f0986bd8 JC |
465 | data->in_vref)); |
466 | } | |
467 | static ssize_t show_therm_status(struct device *dev, struct device_attribute *devattr, char *buf) | |
468 | { | |
469 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
470 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 471 | return sprintf(buf, "%u\n", data->in_status[attr->index]); |
f0986bd8 JC |
472 | } |
473 | static ssize_t set_therm_min(struct device *dev, struct device_attribute *devattr, const char *buf, | |
474 | size_t count) | |
475 | { | |
476 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
477 | struct i2c_client *client = to_i2c_client(dev); | |
478 | struct pc87360_data *data = i2c_get_clientdata(client); | |
479 | long val = simple_strtol(buf, NULL, 10); | |
480 | ||
481 | down(&data->update_lock); | |
694fa056 JC |
482 | data->in_min[attr->index] = IN_TO_REG(val, data->in_vref); |
483 | pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_TEMP_MIN, | |
484 | data->in_min[attr->index]); | |
f0986bd8 JC |
485 | up(&data->update_lock); |
486 | return count; | |
487 | } | |
488 | static ssize_t set_therm_max(struct device *dev, struct device_attribute *devattr, const char *buf, | |
489 | size_t count) | |
490 | { | |
491 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
492 | struct i2c_client *client = to_i2c_client(dev); | |
493 | struct pc87360_data *data = i2c_get_clientdata(client); | |
494 | long val = simple_strtol(buf, NULL, 10); | |
495 | ||
496 | down(&data->update_lock); | |
694fa056 JC |
497 | data->in_max[attr->index] = IN_TO_REG(val, data->in_vref); |
498 | pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_TEMP_MAX, | |
499 | data->in_max[attr->index]); | |
f0986bd8 JC |
500 | up(&data->update_lock); |
501 | return count; | |
502 | } | |
503 | static ssize_t set_therm_crit(struct device *dev, struct device_attribute *devattr, const char *buf, | |
504 | size_t count) | |
505 | { | |
506 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
507 | struct i2c_client *client = to_i2c_client(dev); | |
508 | struct pc87360_data *data = i2c_get_clientdata(client); | |
509 | long val = simple_strtol(buf, NULL, 10); | |
510 | ||
511 | down(&data->update_lock); | |
694fa056 JC |
512 | data->in_crit[attr->index-11] = IN_TO_REG(val, data->in_vref); |
513 | pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_TEMP_CRIT, | |
514 | data->in_crit[attr->index-11]); | |
f0986bd8 JC |
515 | up(&data->update_lock); |
516 | return count; | |
517 | } | |
518 | ||
1da177e4 | 519 | #define show_and_set_therm(offset) \ |
f0986bd8 | 520 | static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, \ |
694fa056 | 521 | show_therm_input, NULL, 11+offset-4); \ |
f0986bd8 | 522 | static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IWUSR | S_IRUGO, \ |
694fa056 | 523 | show_therm_min, set_therm_min, 11+offset-4); \ |
f0986bd8 | 524 | static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IWUSR | S_IRUGO, \ |
694fa056 | 525 | show_therm_max, set_therm_max, 11+offset-4); \ |
f0986bd8 | 526 | static SENSOR_DEVICE_ATTR(temp##offset##_crit, S_IWUSR | S_IRUGO, \ |
694fa056 | 527 | show_therm_crit, set_therm_crit, 11+offset-4); \ |
f0986bd8 | 528 | static SENSOR_DEVICE_ATTR(temp##offset##_status, S_IRUGO, \ |
694fa056 | 529 | show_therm_status, NULL, 11+offset-4); |
1da177e4 LT |
530 | show_and_set_therm(4) |
531 | show_and_set_therm(5) | |
532 | show_and_set_therm(6) | |
533 | ||
a5099cfc | 534 | static ssize_t show_vid(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
535 | { |
536 | struct pc87360_data *data = pc87360_update_device(dev); | |
537 | return sprintf(buf, "%u\n", vid_from_reg(data->vid, data->vrm)); | |
538 | } | |
539 | static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL); | |
540 | ||
a5099cfc | 541 | static ssize_t show_vrm(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
542 | { |
543 | struct pc87360_data *data = pc87360_update_device(dev); | |
544 | return sprintf(buf, "%u\n", data->vrm); | |
545 | } | |
a5099cfc | 546 | static ssize_t set_vrm(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4 LT |
547 | { |
548 | struct i2c_client *client = to_i2c_client(dev); | |
549 | struct pc87360_data *data = i2c_get_clientdata(client); | |
550 | data->vrm = simple_strtoul(buf, NULL, 10); | |
551 | return count; | |
552 | } | |
553 | static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm, set_vrm); | |
554 | ||
a5099cfc | 555 | static ssize_t show_in_alarms(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
556 | { |
557 | struct pc87360_data *data = pc87360_update_device(dev); | |
558 | return sprintf(buf, "%u\n", data->in_alarms); | |
559 | } | |
560 | static DEVICE_ATTR(alarms_in, S_IRUGO, show_in_alarms, NULL); | |
561 | ||
f0986bd8 JC |
562 | static ssize_t show_temp_input(struct device *dev, struct device_attribute *devattr, char *buf) |
563 | { | |
564 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
565 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 566 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[attr->index])); |
f0986bd8 JC |
567 | } |
568 | static ssize_t show_temp_min(struct device *dev, struct device_attribute *devattr, char *buf) | |
569 | { | |
570 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
571 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 572 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[attr->index])); |
f0986bd8 JC |
573 | } |
574 | static ssize_t show_temp_max(struct device *dev, struct device_attribute *devattr, char *buf) | |
575 | { | |
576 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
577 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 578 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[attr->index])); |
f0986bd8 JC |
579 | } |
580 | static ssize_t show_temp_crit(struct device *dev, struct device_attribute *devattr, char *buf) | |
581 | { | |
582 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
583 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 584 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_crit[attr->index])); |
f0986bd8 JC |
585 | } |
586 | static ssize_t show_temp_status(struct device *dev, struct device_attribute *devattr, char *buf) | |
587 | { | |
588 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
589 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 590 | return sprintf(buf, "%d\n", data->temp_status[attr->index]); |
f0986bd8 JC |
591 | } |
592 | static ssize_t set_temp_min(struct device *dev, struct device_attribute *devattr, const char *buf, | |
593 | size_t count) | |
594 | { | |
595 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
596 | struct i2c_client *client = to_i2c_client(dev); | |
597 | struct pc87360_data *data = i2c_get_clientdata(client); | |
598 | long val = simple_strtol(buf, NULL, 10); | |
599 | ||
600 | down(&data->update_lock); | |
694fa056 JC |
601 | data->temp_min[attr->index] = TEMP_TO_REG(val); |
602 | pc87360_write_value(data, LD_TEMP, attr->index, PC87365_REG_TEMP_MIN, | |
603 | data->temp_min[attr->index]); | |
f0986bd8 JC |
604 | up(&data->update_lock); |
605 | return count; | |
606 | } | |
607 | static ssize_t set_temp_max(struct device *dev, struct device_attribute *devattr, const char *buf, | |
608 | size_t count) | |
609 | { | |
610 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
611 | struct i2c_client *client = to_i2c_client(dev); | |
612 | struct pc87360_data *data = i2c_get_clientdata(client); | |
613 | long val = simple_strtol(buf, NULL, 10); | |
614 | ||
615 | down(&data->update_lock); | |
694fa056 JC |
616 | data->temp_max[attr->index] = TEMP_TO_REG(val); |
617 | pc87360_write_value(data, LD_TEMP, attr->index, PC87365_REG_TEMP_MAX, | |
618 | data->temp_max[attr->index]); | |
f0986bd8 JC |
619 | up(&data->update_lock); |
620 | return count; | |
621 | } | |
622 | static ssize_t set_temp_crit(struct device *dev, struct device_attribute *devattr, const char *buf, | |
623 | size_t count) | |
624 | { | |
625 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
626 | struct i2c_client *client = to_i2c_client(dev); | |
627 | struct pc87360_data *data = i2c_get_clientdata(client); | |
628 | long val = simple_strtol(buf, NULL, 10); | |
629 | ||
630 | down(&data->update_lock); | |
694fa056 JC |
631 | data->temp_crit[attr->index] = TEMP_TO_REG(val); |
632 | pc87360_write_value(data, LD_TEMP, attr->index, PC87365_REG_TEMP_CRIT, | |
633 | data->temp_crit[attr->index]); | |
f0986bd8 JC |
634 | up(&data->update_lock); |
635 | return count; | |
636 | } | |
637 | ||
1da177e4 | 638 | #define show_and_set_temp(offset) \ |
f0986bd8 | 639 | static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, \ |
694fa056 | 640 | show_temp_input, NULL, offset-1); \ |
f0986bd8 | 641 | static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IWUSR | S_IRUGO, \ |
694fa056 | 642 | show_temp_min, set_temp_min, offset-1); \ |
f0986bd8 | 643 | static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IWUSR | S_IRUGO, \ |
694fa056 | 644 | show_temp_max, set_temp_max, offset-1); \ |
f0986bd8 | 645 | static SENSOR_DEVICE_ATTR(temp##offset##_crit, S_IWUSR | S_IRUGO, \ |
694fa056 | 646 | show_temp_crit, set_temp_crit, offset-1); \ |
f0986bd8 | 647 | static SENSOR_DEVICE_ATTR(temp##offset##_status, S_IRUGO, \ |
694fa056 | 648 | show_temp_status, NULL, offset-1); |
1da177e4 LT |
649 | show_and_set_temp(1) |
650 | show_and_set_temp(2) | |
651 | show_and_set_temp(3) | |
652 | ||
a5099cfc | 653 | static ssize_t show_temp_alarms(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
654 | { |
655 | struct pc87360_data *data = pc87360_update_device(dev); | |
656 | return sprintf(buf, "%u\n", data->temp_alarms); | |
657 | } | |
658 | static DEVICE_ATTR(alarms_temp, S_IRUGO, show_temp_alarms, NULL); | |
659 | ||
660 | /* | |
661 | * Device detection, registration and update | |
662 | */ | |
663 | ||
e6cfb3ad | 664 | static int __init pc87360_find(int sioaddr, u8 *devid, unsigned short *addresses) |
1da177e4 LT |
665 | { |
666 | u16 val; | |
667 | int i; | |
668 | int nrdev; /* logical device count */ | |
669 | ||
670 | /* No superio_enter */ | |
671 | ||
672 | /* Identify device */ | |
673 | val = superio_inb(sioaddr, DEVID); | |
674 | switch (val) { | |
675 | case 0xE1: /* PC87360 */ | |
676 | case 0xE8: /* PC87363 */ | |
677 | case 0xE4: /* PC87364 */ | |
678 | nrdev = 1; | |
679 | break; | |
680 | case 0xE5: /* PC87365 */ | |
681 | case 0xE9: /* PC87366 */ | |
682 | nrdev = 3; | |
683 | break; | |
684 | default: | |
685 | superio_exit(sioaddr); | |
686 | return -ENODEV; | |
687 | } | |
688 | /* Remember the device id */ | |
689 | *devid = val; | |
690 | ||
691 | for (i = 0; i < nrdev; i++) { | |
692 | /* select logical device */ | |
693 | superio_outb(sioaddr, DEV, logdev[i]); | |
694 | ||
695 | val = superio_inb(sioaddr, ACT); | |
696 | if (!(val & 0x01)) { | |
697 | printk(KERN_INFO "pc87360: Device 0x%02x not " | |
698 | "activated\n", logdev[i]); | |
699 | continue; | |
700 | } | |
701 | ||
702 | val = (superio_inb(sioaddr, BASE) << 8) | |
703 | | superio_inb(sioaddr, BASE + 1); | |
704 | if (!val) { | |
705 | printk(KERN_INFO "pc87360: Base address not set for " | |
706 | "device 0x%02x\n", logdev[i]); | |
707 | continue; | |
708 | } | |
709 | ||
2d8672c5 | 710 | addresses[i] = val; |
1da177e4 LT |
711 | |
712 | if (i==0) { /* Fans */ | |
713 | confreg[0] = superio_inb(sioaddr, 0xF0); | |
714 | confreg[1] = superio_inb(sioaddr, 0xF1); | |
715 | ||
716 | #ifdef DEBUG | |
717 | printk(KERN_DEBUG "pc87360: Fan 1: mon=%d " | |
718 | "ctrl=%d inv=%d\n", (confreg[0]>>2)&1, | |
719 | (confreg[0]>>3)&1, (confreg[0]>>4)&1); | |
720 | printk(KERN_DEBUG "pc87360: Fan 2: mon=%d " | |
721 | "ctrl=%d inv=%d\n", (confreg[0]>>5)&1, | |
722 | (confreg[0]>>6)&1, (confreg[0]>>7)&1); | |
723 | printk(KERN_DEBUG "pc87360: Fan 3: mon=%d " | |
724 | "ctrl=%d inv=%d\n", confreg[1]&1, | |
725 | (confreg[1]>>1)&1, (confreg[1]>>2)&1); | |
726 | #endif | |
727 | } else if (i==1) { /* Voltages */ | |
728 | /* Are we using thermistors? */ | |
729 | if (*devid == 0xE9) { /* PC87366 */ | |
730 | /* These registers are not logical-device | |
731 | specific, just that we won't need them if | |
732 | we don't use the VLM device */ | |
733 | confreg[2] = superio_inb(sioaddr, 0x2B); | |
734 | confreg[3] = superio_inb(sioaddr, 0x25); | |
735 | ||
736 | if (confreg[2] & 0x40) { | |
737 | printk(KERN_INFO "pc87360: Using " | |
738 | "thermistors for temperature " | |
739 | "monitoring\n"); | |
740 | } | |
741 | if (confreg[3] & 0xE0) { | |
742 | printk(KERN_INFO "pc87360: VID " | |
743 | "inputs routed (mode %u)\n", | |
744 | confreg[3] >> 5); | |
745 | } | |
746 | } | |
747 | } | |
748 | } | |
749 | ||
750 | superio_exit(sioaddr); | |
751 | return 0; | |
752 | } | |
753 | ||
2d8672c5 | 754 | static int pc87360_detect(struct i2c_adapter *adapter) |
1da177e4 LT |
755 | { |
756 | int i; | |
757 | struct i2c_client *new_client; | |
758 | struct pc87360_data *data; | |
759 | int err = 0; | |
760 | const char *name = "pc87360"; | |
761 | int use_thermistors = 0; | |
762 | ||
1da177e4 LT |
763 | if (!(data = kmalloc(sizeof(struct pc87360_data), GFP_KERNEL))) |
764 | return -ENOMEM; | |
765 | memset(data, 0x00, sizeof(struct pc87360_data)); | |
766 | ||
767 | new_client = &data->client; | |
768 | i2c_set_clientdata(new_client, data); | |
769 | new_client->addr = address; | |
770 | init_MUTEX(&data->lock); | |
771 | new_client->adapter = adapter; | |
772 | new_client->driver = &pc87360_driver; | |
773 | new_client->flags = 0; | |
774 | ||
775 | data->fannr = 2; | |
776 | data->innr = 0; | |
777 | data->tempnr = 0; | |
778 | ||
779 | switch (devid) { | |
780 | case 0xe8: | |
781 | name = "pc87363"; | |
782 | break; | |
783 | case 0xe4: | |
784 | name = "pc87364"; | |
785 | data->fannr = 3; | |
786 | break; | |
787 | case 0xe5: | |
788 | name = "pc87365"; | |
789 | data->fannr = extra_isa[0] ? 3 : 0; | |
790 | data->innr = extra_isa[1] ? 11 : 0; | |
791 | data->tempnr = extra_isa[2] ? 2 : 0; | |
792 | break; | |
793 | case 0xe9: | |
794 | name = "pc87366"; | |
795 | data->fannr = extra_isa[0] ? 3 : 0; | |
796 | data->innr = extra_isa[1] ? 14 : 0; | |
797 | data->tempnr = extra_isa[2] ? 3 : 0; | |
798 | break; | |
799 | } | |
800 | ||
801 | strcpy(new_client->name, name); | |
802 | data->valid = 0; | |
803 | init_MUTEX(&data->update_lock); | |
804 | ||
805 | for (i = 0; i < 3; i++) { | |
806 | if (((data->address[i] = extra_isa[i])) | |
807 | && !request_region(extra_isa[i], PC87360_EXTENT, | |
808 | pc87360_driver.name)) { | |
809 | dev_err(&new_client->dev, "Region 0x%x-0x%x already " | |
810 | "in use!\n", extra_isa[i], | |
811 | extra_isa[i]+PC87360_EXTENT-1); | |
812 | for (i--; i >= 0; i--) | |
813 | release_region(extra_isa[i], PC87360_EXTENT); | |
814 | err = -EBUSY; | |
815 | goto ERROR1; | |
816 | } | |
817 | } | |
818 | ||
819 | /* Retrieve the fans configuration from Super-I/O space */ | |
820 | if (data->fannr) | |
821 | data->fan_conf = confreg[0] | (confreg[1] << 8); | |
822 | ||
823 | if ((err = i2c_attach_client(new_client))) | |
824 | goto ERROR2; | |
825 | ||
826 | /* Use the correct reference voltage | |
827 | Unless both the VLM and the TMS logical devices agree to | |
828 | use an external Vref, the internal one is used. */ | |
829 | if (data->innr) { | |
830 | i = pc87360_read_value(data, LD_IN, NO_BANK, | |
831 | PC87365_REG_IN_CONFIG); | |
832 | if (data->tempnr) { | |
833 | i &= pc87360_read_value(data, LD_TEMP, NO_BANK, | |
834 | PC87365_REG_TEMP_CONFIG); | |
835 | } | |
836 | data->in_vref = (i&0x02) ? 3025 : 2966; | |
837 | dev_dbg(&new_client->dev, "Using %s reference voltage\n", | |
838 | (i&0x02) ? "external" : "internal"); | |
839 | ||
840 | data->vid_conf = confreg[3]; | |
841 | data->vrm = 90; | |
842 | } | |
843 | ||
844 | /* Fan clock dividers may be needed before any data is read */ | |
845 | for (i = 0; i < data->fannr; i++) { | |
846 | if (FAN_CONFIG_MONITOR(data->fan_conf, i)) | |
847 | data->fan_status[i] = pc87360_read_value(data, | |
848 | LD_FAN, NO_BANK, | |
849 | PC87360_REG_FAN_STATUS(i)); | |
850 | } | |
851 | ||
852 | if (init > 0) { | |
853 | if (devid == 0xe9 && data->address[1]) /* PC87366 */ | |
854 | use_thermistors = confreg[2] & 0x40; | |
855 | ||
856 | pc87360_init_client(new_client, use_thermistors); | |
857 | } | |
858 | ||
859 | /* Register sysfs hooks */ | |
943b0830 MH |
860 | data->class_dev = hwmon_device_register(&new_client->dev); |
861 | if (IS_ERR(data->class_dev)) { | |
862 | err = PTR_ERR(data->class_dev); | |
863 | goto ERROR3; | |
864 | } | |
865 | ||
1da177e4 | 866 | if (data->innr) { |
f0986bd8 JC |
867 | device_create_file(&new_client->dev, &sensor_dev_attr_in0_input.dev_attr); |
868 | device_create_file(&new_client->dev, &sensor_dev_attr_in1_input.dev_attr); | |
869 | device_create_file(&new_client->dev, &sensor_dev_attr_in2_input.dev_attr); | |
870 | device_create_file(&new_client->dev, &sensor_dev_attr_in3_input.dev_attr); | |
871 | device_create_file(&new_client->dev, &sensor_dev_attr_in4_input.dev_attr); | |
872 | device_create_file(&new_client->dev, &sensor_dev_attr_in5_input.dev_attr); | |
873 | device_create_file(&new_client->dev, &sensor_dev_attr_in6_input.dev_attr); | |
874 | device_create_file(&new_client->dev, &sensor_dev_attr_in7_input.dev_attr); | |
875 | device_create_file(&new_client->dev, &sensor_dev_attr_in8_input.dev_attr); | |
876 | device_create_file(&new_client->dev, &sensor_dev_attr_in9_input.dev_attr); | |
877 | device_create_file(&new_client->dev, &sensor_dev_attr_in10_input.dev_attr); | |
878 | device_create_file(&new_client->dev, &sensor_dev_attr_in0_min.dev_attr); | |
879 | device_create_file(&new_client->dev, &sensor_dev_attr_in1_min.dev_attr); | |
880 | device_create_file(&new_client->dev, &sensor_dev_attr_in2_min.dev_attr); | |
881 | device_create_file(&new_client->dev, &sensor_dev_attr_in3_min.dev_attr); | |
882 | device_create_file(&new_client->dev, &sensor_dev_attr_in4_min.dev_attr); | |
883 | device_create_file(&new_client->dev, &sensor_dev_attr_in5_min.dev_attr); | |
884 | device_create_file(&new_client->dev, &sensor_dev_attr_in6_min.dev_attr); | |
885 | device_create_file(&new_client->dev, &sensor_dev_attr_in7_min.dev_attr); | |
886 | device_create_file(&new_client->dev, &sensor_dev_attr_in8_min.dev_attr); | |
887 | device_create_file(&new_client->dev, &sensor_dev_attr_in9_min.dev_attr); | |
888 | device_create_file(&new_client->dev, &sensor_dev_attr_in10_min.dev_attr); | |
889 | device_create_file(&new_client->dev, &sensor_dev_attr_in0_max.dev_attr); | |
890 | device_create_file(&new_client->dev, &sensor_dev_attr_in1_max.dev_attr); | |
891 | device_create_file(&new_client->dev, &sensor_dev_attr_in2_max.dev_attr); | |
892 | device_create_file(&new_client->dev, &sensor_dev_attr_in3_max.dev_attr); | |
893 | device_create_file(&new_client->dev, &sensor_dev_attr_in4_max.dev_attr); | |
894 | device_create_file(&new_client->dev, &sensor_dev_attr_in5_max.dev_attr); | |
895 | device_create_file(&new_client->dev, &sensor_dev_attr_in6_max.dev_attr); | |
896 | device_create_file(&new_client->dev, &sensor_dev_attr_in7_max.dev_attr); | |
897 | device_create_file(&new_client->dev, &sensor_dev_attr_in8_max.dev_attr); | |
898 | device_create_file(&new_client->dev, &sensor_dev_attr_in9_max.dev_attr); | |
899 | device_create_file(&new_client->dev, &sensor_dev_attr_in10_max.dev_attr); | |
900 | device_create_file(&new_client->dev, &sensor_dev_attr_in0_status.dev_attr); | |
901 | device_create_file(&new_client->dev, &sensor_dev_attr_in1_status.dev_attr); | |
902 | device_create_file(&new_client->dev, &sensor_dev_attr_in2_status.dev_attr); | |
903 | device_create_file(&new_client->dev, &sensor_dev_attr_in3_status.dev_attr); | |
904 | device_create_file(&new_client->dev, &sensor_dev_attr_in4_status.dev_attr); | |
905 | device_create_file(&new_client->dev, &sensor_dev_attr_in5_status.dev_attr); | |
906 | device_create_file(&new_client->dev, &sensor_dev_attr_in6_status.dev_attr); | |
907 | device_create_file(&new_client->dev, &sensor_dev_attr_in7_status.dev_attr); | |
908 | device_create_file(&new_client->dev, &sensor_dev_attr_in8_status.dev_attr); | |
909 | device_create_file(&new_client->dev, &sensor_dev_attr_in9_status.dev_attr); | |
910 | device_create_file(&new_client->dev, &sensor_dev_attr_in10_status.dev_attr); | |
1da177e4 LT |
911 | |
912 | device_create_file(&new_client->dev, &dev_attr_cpu0_vid); | |
913 | device_create_file(&new_client->dev, &dev_attr_vrm); | |
914 | device_create_file(&new_client->dev, &dev_attr_alarms_in); | |
915 | } | |
916 | ||
917 | if (data->tempnr) { | |
f0986bd8 JC |
918 | device_create_file(&new_client->dev, &sensor_dev_attr_temp1_input.dev_attr); |
919 | device_create_file(&new_client->dev, &sensor_dev_attr_temp2_input.dev_attr); | |
920 | device_create_file(&new_client->dev, &sensor_dev_attr_temp1_min.dev_attr); | |
921 | device_create_file(&new_client->dev, &sensor_dev_attr_temp2_min.dev_attr); | |
922 | device_create_file(&new_client->dev, &sensor_dev_attr_temp1_max.dev_attr); | |
923 | device_create_file(&new_client->dev, &sensor_dev_attr_temp2_max.dev_attr); | |
924 | device_create_file(&new_client->dev, &sensor_dev_attr_temp1_crit.dev_attr); | |
925 | device_create_file(&new_client->dev, &sensor_dev_attr_temp2_crit.dev_attr); | |
926 | device_create_file(&new_client->dev, &sensor_dev_attr_temp1_status.dev_attr); | |
927 | device_create_file(&new_client->dev, &sensor_dev_attr_temp2_status.dev_attr); | |
1da177e4 LT |
928 | |
929 | device_create_file(&new_client->dev, &dev_attr_alarms_temp); | |
930 | } | |
931 | if (data->tempnr == 3) { | |
f0986bd8 JC |
932 | device_create_file(&new_client->dev, &sensor_dev_attr_temp3_input.dev_attr); |
933 | device_create_file(&new_client->dev, &sensor_dev_attr_temp3_min.dev_attr); | |
934 | device_create_file(&new_client->dev, &sensor_dev_attr_temp3_max.dev_attr); | |
935 | device_create_file(&new_client->dev, &sensor_dev_attr_temp3_crit.dev_attr); | |
936 | device_create_file(&new_client->dev, &sensor_dev_attr_temp3_status.dev_attr); | |
1da177e4 LT |
937 | } |
938 | if (data->innr == 14) { | |
f0986bd8 JC |
939 | device_create_file(&new_client->dev, &sensor_dev_attr_temp4_input.dev_attr); |
940 | device_create_file(&new_client->dev, &sensor_dev_attr_temp5_input.dev_attr); | |
941 | device_create_file(&new_client->dev, &sensor_dev_attr_temp6_input.dev_attr); | |
942 | device_create_file(&new_client->dev, &sensor_dev_attr_temp4_min.dev_attr); | |
943 | device_create_file(&new_client->dev, &sensor_dev_attr_temp5_min.dev_attr); | |
944 | device_create_file(&new_client->dev, &sensor_dev_attr_temp6_min.dev_attr); | |
945 | device_create_file(&new_client->dev, &sensor_dev_attr_temp4_max.dev_attr); | |
946 | device_create_file(&new_client->dev, &sensor_dev_attr_temp5_max.dev_attr); | |
947 | device_create_file(&new_client->dev, &sensor_dev_attr_temp6_max.dev_attr); | |
948 | device_create_file(&new_client->dev, &sensor_dev_attr_temp4_crit.dev_attr); | |
949 | device_create_file(&new_client->dev, &sensor_dev_attr_temp5_crit.dev_attr); | |
950 | device_create_file(&new_client->dev, &sensor_dev_attr_temp6_crit.dev_attr); | |
951 | device_create_file(&new_client->dev, &sensor_dev_attr_temp4_status.dev_attr); | |
952 | device_create_file(&new_client->dev, &sensor_dev_attr_temp5_status.dev_attr); | |
953 | device_create_file(&new_client->dev, &sensor_dev_attr_temp6_status.dev_attr); | |
1da177e4 LT |
954 | } |
955 | ||
956 | if (data->fannr) { | |
957 | if (FAN_CONFIG_MONITOR(data->fan_conf, 0)) { | |
958 | device_create_file(&new_client->dev, | |
f0986bd8 | 959 | &sensor_dev_attr_fan1_input.dev_attr); |
1da177e4 | 960 | device_create_file(&new_client->dev, |
f0986bd8 | 961 | &sensor_dev_attr_fan1_min.dev_attr); |
1da177e4 | 962 | device_create_file(&new_client->dev, |
f0986bd8 | 963 | &sensor_dev_attr_fan1_div.dev_attr); |
1da177e4 | 964 | device_create_file(&new_client->dev, |
f0986bd8 | 965 | &sensor_dev_attr_fan1_status.dev_attr); |
1da177e4 LT |
966 | } |
967 | ||
968 | if (FAN_CONFIG_MONITOR(data->fan_conf, 1)) { | |
969 | device_create_file(&new_client->dev, | |
f0986bd8 | 970 | &sensor_dev_attr_fan2_input.dev_attr); |
1da177e4 | 971 | device_create_file(&new_client->dev, |
f0986bd8 | 972 | &sensor_dev_attr_fan2_min.dev_attr); |
1da177e4 | 973 | device_create_file(&new_client->dev, |
f0986bd8 | 974 | &sensor_dev_attr_fan2_div.dev_attr); |
1da177e4 | 975 | device_create_file(&new_client->dev, |
f0986bd8 | 976 | &sensor_dev_attr_fan2_status.dev_attr); |
1da177e4 LT |
977 | } |
978 | ||
979 | if (FAN_CONFIG_CONTROL(data->fan_conf, 0)) | |
f0986bd8 | 980 | device_create_file(&new_client->dev, &sensor_dev_attr_pwm1.dev_attr); |
1da177e4 | 981 | if (FAN_CONFIG_CONTROL(data->fan_conf, 1)) |
f0986bd8 | 982 | device_create_file(&new_client->dev, &sensor_dev_attr_pwm2.dev_attr); |
1da177e4 LT |
983 | } |
984 | if (data->fannr == 3) { | |
985 | if (FAN_CONFIG_MONITOR(data->fan_conf, 2)) { | |
986 | device_create_file(&new_client->dev, | |
f0986bd8 | 987 | &sensor_dev_attr_fan3_input.dev_attr); |
1da177e4 | 988 | device_create_file(&new_client->dev, |
f0986bd8 | 989 | &sensor_dev_attr_fan3_min.dev_attr); |
1da177e4 | 990 | device_create_file(&new_client->dev, |
f0986bd8 | 991 | &sensor_dev_attr_fan3_div.dev_attr); |
1da177e4 | 992 | device_create_file(&new_client->dev, |
f0986bd8 | 993 | &sensor_dev_attr_fan3_status.dev_attr); |
1da177e4 LT |
994 | } |
995 | ||
996 | if (FAN_CONFIG_CONTROL(data->fan_conf, 2)) | |
f0986bd8 | 997 | device_create_file(&new_client->dev, &sensor_dev_attr_pwm3.dev_attr); |
1da177e4 LT |
998 | } |
999 | ||
1000 | return 0; | |
1001 | ||
943b0830 MH |
1002 | ERROR3: |
1003 | i2c_detach_client(new_client); | |
1da177e4 LT |
1004 | ERROR2: |
1005 | for (i = 0; i < 3; i++) { | |
1006 | if (data->address[i]) { | |
1007 | release_region(data->address[i], PC87360_EXTENT); | |
1008 | } | |
1009 | } | |
1010 | ERROR1: | |
1011 | kfree(data); | |
1012 | return err; | |
1013 | } | |
1014 | ||
1015 | static int pc87360_detach_client(struct i2c_client *client) | |
1016 | { | |
1017 | struct pc87360_data *data = i2c_get_clientdata(client); | |
1018 | int i; | |
1019 | ||
943b0830 MH |
1020 | hwmon_device_unregister(data->class_dev); |
1021 | ||
7bef5594 | 1022 | if ((i = i2c_detach_client(client))) |
1da177e4 | 1023 | return i; |
1da177e4 LT |
1024 | |
1025 | for (i = 0; i < 3; i++) { | |
1026 | if (data->address[i]) { | |
1027 | release_region(data->address[i], PC87360_EXTENT); | |
1028 | } | |
1029 | } | |
1030 | kfree(data); | |
1031 | ||
1032 | return 0; | |
1033 | } | |
1034 | ||
1035 | /* ldi is the logical device index | |
1036 | bank is for voltages and temperatures only */ | |
1037 | static int pc87360_read_value(struct pc87360_data *data, u8 ldi, u8 bank, | |
1038 | u8 reg) | |
1039 | { | |
1040 | int res; | |
1041 | ||
1042 | down(&(data->lock)); | |
1043 | if (bank != NO_BANK) | |
1044 | outb_p(bank, data->address[ldi] + PC87365_REG_BANK); | |
1045 | res = inb_p(data->address[ldi] + reg); | |
1046 | up(&(data->lock)); | |
1047 | ||
1048 | return res; | |
1049 | } | |
1050 | ||
1051 | static void pc87360_write_value(struct pc87360_data *data, u8 ldi, u8 bank, | |
1052 | u8 reg, u8 value) | |
1053 | { | |
1054 | down(&(data->lock)); | |
1055 | if (bank != NO_BANK) | |
1056 | outb_p(bank, data->address[ldi] + PC87365_REG_BANK); | |
1057 | outb_p(value, data->address[ldi] + reg); | |
1058 | up(&(data->lock)); | |
1059 | } | |
1060 | ||
1061 | static void pc87360_init_client(struct i2c_client *client, int use_thermistors) | |
1062 | { | |
1063 | struct pc87360_data *data = i2c_get_clientdata(client); | |
1064 | int i, nr; | |
1065 | const u8 init_in[14] = { 2, 2, 2, 2, 2, 2, 2, 1, 1, 3, 1, 2, 2, 2 }; | |
1066 | const u8 init_temp[3] = { 2, 2, 1 }; | |
1067 | u8 reg; | |
1068 | ||
1069 | if (init >= 2 && data->innr) { | |
1070 | reg = pc87360_read_value(data, LD_IN, NO_BANK, | |
1071 | PC87365_REG_IN_CONVRATE); | |
368609c5 | 1072 | dev_info(&client->dev, "VLM conversion set to " |
1da177e4 LT |
1073 | "1s period, 160us delay\n"); |
1074 | pc87360_write_value(data, LD_IN, NO_BANK, | |
1075 | PC87365_REG_IN_CONVRATE, | |
1076 | (reg & 0xC0) | 0x11); | |
1077 | } | |
1078 | ||
1079 | nr = data->innr < 11 ? data->innr : 11; | |
1080 | for (i=0; i<nr; i++) { | |
1081 | if (init >= init_in[i]) { | |
1082 | /* Forcibly enable voltage channel */ | |
1083 | reg = pc87360_read_value(data, LD_IN, i, | |
1084 | PC87365_REG_IN_STATUS); | |
1085 | if (!(reg & 0x01)) { | |
1086 | dev_dbg(&client->dev, "Forcibly " | |
1087 | "enabling in%d\n", i); | |
1088 | pc87360_write_value(data, LD_IN, i, | |
1089 | PC87365_REG_IN_STATUS, | |
1090 | (reg & 0x68) | 0x87); | |
1091 | } | |
1092 | } | |
1093 | } | |
1094 | ||
1095 | /* We can't blindly trust the Super-I/O space configuration bit, | |
1096 | most BIOS won't set it properly */ | |
1097 | for (i=11; i<data->innr; i++) { | |
1098 | reg = pc87360_read_value(data, LD_IN, i, | |
1099 | PC87365_REG_TEMP_STATUS); | |
1100 | use_thermistors = use_thermistors || (reg & 0x01); | |
1101 | } | |
1102 | ||
1103 | i = use_thermistors ? 2 : 0; | |
1104 | for (; i<data->tempnr; i++) { | |
1105 | if (init >= init_temp[i]) { | |
1106 | /* Forcibly enable temperature channel */ | |
1107 | reg = pc87360_read_value(data, LD_TEMP, i, | |
1108 | PC87365_REG_TEMP_STATUS); | |
1109 | if (!(reg & 0x01)) { | |
1110 | dev_dbg(&client->dev, "Forcibly " | |
1111 | "enabling temp%d\n", i+1); | |
1112 | pc87360_write_value(data, LD_TEMP, i, | |
1113 | PC87365_REG_TEMP_STATUS, | |
1114 | 0xCF); | |
1115 | } | |
1116 | } | |
1117 | } | |
1118 | ||
1119 | if (use_thermistors) { | |
1120 | for (i=11; i<data->innr; i++) { | |
1121 | if (init >= init_in[i]) { | |
1122 | /* The pin may already be used by thermal | |
1123 | diodes */ | |
1124 | reg = pc87360_read_value(data, LD_TEMP, | |
1125 | (i-11)/2, PC87365_REG_TEMP_STATUS); | |
1126 | if (reg & 0x01) { | |
1127 | dev_dbg(&client->dev, "Skipping " | |
1128 | "temp%d, pin already in use " | |
1129 | "by temp%d\n", i-7, (i-11)/2); | |
1130 | continue; | |
1131 | } | |
1132 | ||
1133 | /* Forcibly enable thermistor channel */ | |
1134 | reg = pc87360_read_value(data, LD_IN, i, | |
1135 | PC87365_REG_IN_STATUS); | |
1136 | if (!(reg & 0x01)) { | |
1137 | dev_dbg(&client->dev, "Forcibly " | |
1138 | "enabling temp%d\n", i-7); | |
1139 | pc87360_write_value(data, LD_IN, i, | |
1140 | PC87365_REG_TEMP_STATUS, | |
1141 | (reg & 0x60) | 0x8F); | |
1142 | } | |
1143 | } | |
1144 | } | |
1145 | } | |
1146 | ||
1147 | if (data->innr) { | |
1148 | reg = pc87360_read_value(data, LD_IN, NO_BANK, | |
1149 | PC87365_REG_IN_CONFIG); | |
1150 | if (reg & 0x01) { | |
1151 | dev_dbg(&client->dev, "Forcibly " | |
1152 | "enabling monitoring (VLM)\n"); | |
1153 | pc87360_write_value(data, LD_IN, NO_BANK, | |
1154 | PC87365_REG_IN_CONFIG, | |
1155 | reg & 0xFE); | |
1156 | } | |
1157 | } | |
1158 | ||
1159 | if (data->tempnr) { | |
1160 | reg = pc87360_read_value(data, LD_TEMP, NO_BANK, | |
1161 | PC87365_REG_TEMP_CONFIG); | |
1162 | if (reg & 0x01) { | |
1163 | dev_dbg(&client->dev, "Forcibly enabling " | |
1164 | "monitoring (TMS)\n"); | |
1165 | pc87360_write_value(data, LD_TEMP, NO_BANK, | |
1166 | PC87365_REG_TEMP_CONFIG, | |
1167 | reg & 0xFE); | |
1168 | } | |
1169 | ||
1170 | if (init >= 2) { | |
1171 | /* Chip config as documented by National Semi. */ | |
1172 | pc87360_write_value(data, LD_TEMP, 0xF, 0xA, 0x08); | |
1173 | /* We voluntarily omit the bank here, in case the | |
1174 | sequence itself matters. It shouldn't be a problem, | |
1175 | since nobody else is supposed to access the | |
1176 | device at that point. */ | |
1177 | pc87360_write_value(data, LD_TEMP, NO_BANK, 0xB, 0x04); | |
1178 | pc87360_write_value(data, LD_TEMP, NO_BANK, 0xC, 0x35); | |
1179 | pc87360_write_value(data, LD_TEMP, NO_BANK, 0xD, 0x05); | |
1180 | pc87360_write_value(data, LD_TEMP, NO_BANK, 0xE, 0x05); | |
1181 | } | |
1182 | } | |
1183 | } | |
1184 | ||
1185 | static void pc87360_autodiv(struct i2c_client *client, int nr) | |
1186 | { | |
1187 | struct pc87360_data *data = i2c_get_clientdata(client); | |
1188 | u8 old_min = data->fan_min[nr]; | |
1189 | ||
1190 | /* Increase clock divider if needed and possible */ | |
1191 | if ((data->fan_status[nr] & 0x04) /* overflow flag */ | |
1192 | || (data->fan[nr] >= 224)) { /* next to overflow */ | |
1193 | if ((data->fan_status[nr] & 0x60) != 0x60) { | |
1194 | data->fan_status[nr] += 0x20; | |
1195 | data->fan_min[nr] >>= 1; | |
1196 | data->fan[nr] >>= 1; | |
1197 | dev_dbg(&client->dev, "Increasing " | |
1198 | "clock divider to %d for fan %d\n", | |
1199 | FAN_DIV_FROM_REG(data->fan_status[nr]), nr+1); | |
1200 | } | |
1201 | } else { | |
1202 | /* Decrease clock divider if possible */ | |
1203 | while (!(data->fan_min[nr] & 0x80) /* min "nails" divider */ | |
1204 | && data->fan[nr] < 85 /* bad accuracy */ | |
1205 | && (data->fan_status[nr] & 0x60) != 0x00) { | |
1206 | data->fan_status[nr] -= 0x20; | |
1207 | data->fan_min[nr] <<= 1; | |
1208 | data->fan[nr] <<= 1; | |
1209 | dev_dbg(&client->dev, "Decreasing " | |
1210 | "clock divider to %d for fan %d\n", | |
1211 | FAN_DIV_FROM_REG(data->fan_status[nr]), | |
1212 | nr+1); | |
1213 | } | |
1214 | } | |
1215 | ||
1216 | /* Write new fan min if it changed */ | |
1217 | if (old_min != data->fan_min[nr]) { | |
1218 | pc87360_write_value(data, LD_FAN, NO_BANK, | |
1219 | PC87360_REG_FAN_MIN(nr), | |
1220 | data->fan_min[nr]); | |
1221 | } | |
1222 | } | |
1223 | ||
1224 | static struct pc87360_data *pc87360_update_device(struct device *dev) | |
1225 | { | |
1226 | struct i2c_client *client = to_i2c_client(dev); | |
1227 | struct pc87360_data *data = i2c_get_clientdata(client); | |
1228 | u8 i; | |
1229 | ||
1230 | down(&data->update_lock); | |
1231 | ||
1232 | if (time_after(jiffies, data->last_updated + HZ * 2) || !data->valid) { | |
1233 | dev_dbg(&client->dev, "Data update\n"); | |
1234 | ||
1235 | /* Fans */ | |
1236 | for (i = 0; i < data->fannr; i++) { | |
1237 | if (FAN_CONFIG_MONITOR(data->fan_conf, i)) { | |
1238 | data->fan_status[i] = | |
1239 | pc87360_read_value(data, LD_FAN, | |
1240 | NO_BANK, PC87360_REG_FAN_STATUS(i)); | |
1241 | data->fan[i] = pc87360_read_value(data, LD_FAN, | |
1242 | NO_BANK, PC87360_REG_FAN(i)); | |
1243 | data->fan_min[i] = pc87360_read_value(data, | |
1244 | LD_FAN, NO_BANK, | |
1245 | PC87360_REG_FAN_MIN(i)); | |
1246 | /* Change clock divider if needed */ | |
1247 | pc87360_autodiv(client, i); | |
1248 | /* Clear bits and write new divider */ | |
1249 | pc87360_write_value(data, LD_FAN, NO_BANK, | |
1250 | PC87360_REG_FAN_STATUS(i), | |
1251 | data->fan_status[i]); | |
1252 | } | |
1253 | if (FAN_CONFIG_CONTROL(data->fan_conf, i)) | |
1254 | data->pwm[i] = pc87360_read_value(data, LD_FAN, | |
1255 | NO_BANK, PC87360_REG_PWM(i)); | |
1256 | } | |
1257 | ||
1258 | /* Voltages */ | |
1259 | for (i = 0; i < data->innr; i++) { | |
1260 | data->in_status[i] = pc87360_read_value(data, LD_IN, i, | |
1261 | PC87365_REG_IN_STATUS); | |
1262 | /* Clear bits */ | |
1263 | pc87360_write_value(data, LD_IN, i, | |
1264 | PC87365_REG_IN_STATUS, | |
1265 | data->in_status[i]); | |
1266 | if ((data->in_status[i] & 0x81) == 0x81) { | |
1267 | data->in[i] = pc87360_read_value(data, LD_IN, | |
1268 | i, PC87365_REG_IN); | |
1269 | } | |
1270 | if (data->in_status[i] & 0x01) { | |
1271 | data->in_min[i] = pc87360_read_value(data, | |
1272 | LD_IN, i, | |
1273 | PC87365_REG_IN_MIN); | |
1274 | data->in_max[i] = pc87360_read_value(data, | |
1275 | LD_IN, i, | |
1276 | PC87365_REG_IN_MAX); | |
1277 | if (i >= 11) | |
1278 | data->in_crit[i-11] = | |
1279 | pc87360_read_value(data, LD_IN, | |
1280 | i, PC87365_REG_TEMP_CRIT); | |
1281 | } | |
1282 | } | |
1283 | if (data->innr) { | |
1284 | data->in_alarms = pc87360_read_value(data, LD_IN, | |
1285 | NO_BANK, PC87365_REG_IN_ALARMS1) | |
1286 | | ((pc87360_read_value(data, LD_IN, | |
1287 | NO_BANK, PC87365_REG_IN_ALARMS2) | |
1288 | & 0x07) << 8); | |
1289 | data->vid = (data->vid_conf & 0xE0) ? | |
1290 | pc87360_read_value(data, LD_IN, | |
1291 | NO_BANK, PC87365_REG_VID) : 0x1F; | |
1292 | } | |
1293 | ||
1294 | /* Temperatures */ | |
1295 | for (i = 0; i < data->tempnr; i++) { | |
1296 | data->temp_status[i] = pc87360_read_value(data, | |
1297 | LD_TEMP, i, | |
1298 | PC87365_REG_TEMP_STATUS); | |
1299 | /* Clear bits */ | |
1300 | pc87360_write_value(data, LD_TEMP, i, | |
1301 | PC87365_REG_TEMP_STATUS, | |
1302 | data->temp_status[i]); | |
1303 | if ((data->temp_status[i] & 0x81) == 0x81) { | |
1304 | data->temp[i] = pc87360_read_value(data, | |
1305 | LD_TEMP, i, | |
1306 | PC87365_REG_TEMP); | |
1307 | } | |
1308 | if (data->temp_status[i] & 0x01) { | |
1309 | data->temp_min[i] = pc87360_read_value(data, | |
1310 | LD_TEMP, i, | |
1311 | PC87365_REG_TEMP_MIN); | |
1312 | data->temp_max[i] = pc87360_read_value(data, | |
1313 | LD_TEMP, i, | |
1314 | PC87365_REG_TEMP_MAX); | |
1315 | data->temp_crit[i] = pc87360_read_value(data, | |
1316 | LD_TEMP, i, | |
1317 | PC87365_REG_TEMP_CRIT); | |
1318 | } | |
1319 | } | |
1320 | if (data->tempnr) { | |
1321 | data->temp_alarms = pc87360_read_value(data, LD_TEMP, | |
1322 | NO_BANK, PC87365_REG_TEMP_ALARMS) | |
1323 | & 0x3F; | |
1324 | } | |
1325 | ||
1326 | data->last_updated = jiffies; | |
1327 | data->valid = 1; | |
1328 | } | |
1329 | ||
1330 | up(&data->update_lock); | |
1331 | ||
1332 | return data; | |
1333 | } | |
1334 | ||
1335 | static int __init pc87360_init(void) | |
1336 | { | |
1337 | int i; | |
1338 | ||
1339 | if (pc87360_find(0x2e, &devid, extra_isa) | |
1340 | && pc87360_find(0x4e, &devid, extra_isa)) { | |
1341 | printk(KERN_WARNING "pc87360: PC8736x not detected, " | |
1342 | "module not inserted.\n"); | |
1343 | return -ENODEV; | |
1344 | } | |
1345 | ||
1346 | /* Arbitrarily pick one of the addresses */ | |
1347 | for (i = 0; i < 3; i++) { | |
1348 | if (extra_isa[i] != 0x0000) { | |
2d8672c5 | 1349 | address = extra_isa[i]; |
1da177e4 LT |
1350 | break; |
1351 | } | |
1352 | } | |
1353 | ||
2d8672c5 | 1354 | if (address == 0x0000) { |
1da177e4 LT |
1355 | printk(KERN_WARNING "pc87360: No active logical device, " |
1356 | "module not inserted.\n"); | |
1357 | return -ENODEV; | |
1358 | } | |
1359 | ||
fde09509 | 1360 | return i2c_isa_add_driver(&pc87360_driver); |
1da177e4 LT |
1361 | } |
1362 | ||
1363 | static void __exit pc87360_exit(void) | |
1364 | { | |
fde09509 | 1365 | i2c_isa_del_driver(&pc87360_driver); |
1da177e4 LT |
1366 | } |
1367 | ||
1368 | ||
1369 | MODULE_AUTHOR("Jean Delvare <khali@linux-fr.org>"); | |
1370 | MODULE_DESCRIPTION("PC8736x hardware monitor"); | |
1371 | MODULE_LICENSE("GPL"); | |
1372 | ||
1373 | module_init(pc87360_init); | |
1374 | module_exit(pc87360_exit); |