Commit | Line | Data |
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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> |
9a61bf63 | 46 | #include <linux/mutex.h> |
1da177e4 LT |
47 | #include <asm/io.h> |
48 | ||
1da177e4 | 49 | static u8 devid; |
2d8672c5 JD |
50 | static unsigned short address; |
51 | static unsigned short extra_isa[3]; | |
1da177e4 LT |
52 | static u8 confreg[4]; |
53 | ||
54 | enum chips { any_chip, pc87360, pc87363, pc87364, pc87365, pc87366 }; | |
1da177e4 LT |
55 | |
56 | static int init = 1; | |
57 | module_param(init, int, 0); | |
58 | MODULE_PARM_DESC(init, | |
59 | "Chip initialization level:\n" | |
60 | " 0: None\n" | |
61 | "*1: Forcibly enable internal voltage and temperature channels, except in9\n" | |
62 | " 2: Forcibly enable all voltage and temperature channels, except in9\n" | |
63 | " 3: Forcibly enable all voltage and temperature channels, including in9"); | |
64 | ||
65 | /* | |
66 | * Super-I/O registers and operations | |
67 | */ | |
68 | ||
69 | #define DEV 0x07 /* Register: Logical device select */ | |
70 | #define DEVID 0x20 /* Register: Device ID */ | |
71 | #define ACT 0x30 /* Register: Device activation */ | |
72 | #define BASE 0x60 /* Register: Base address */ | |
73 | ||
74 | #define FSCM 0x09 /* Logical device: fans */ | |
75 | #define VLM 0x0d /* Logical device: voltages */ | |
76 | #define TMS 0x0e /* Logical device: temperatures */ | |
77 | static const u8 logdev[3] = { FSCM, VLM, TMS }; | |
78 | ||
79 | #define LD_FAN 0 | |
80 | #define LD_IN 1 | |
81 | #define LD_TEMP 2 | |
82 | ||
83 | static inline void superio_outb(int sioaddr, int reg, int val) | |
84 | { | |
85 | outb(reg, sioaddr); | |
86 | outb(val, sioaddr+1); | |
87 | } | |
88 | ||
89 | static inline int superio_inb(int sioaddr, int reg) | |
90 | { | |
91 | outb(reg, sioaddr); | |
92 | return inb(sioaddr+1); | |
93 | } | |
94 | ||
95 | static inline void superio_exit(int sioaddr) | |
96 | { | |
97 | outb(0x02, sioaddr); | |
98 | outb(0x02, sioaddr+1); | |
99 | } | |
100 | ||
101 | /* | |
102 | * Logical devices | |
103 | */ | |
104 | ||
105 | #define PC87360_EXTENT 0x10 | |
106 | #define PC87365_REG_BANK 0x09 | |
107 | #define NO_BANK 0xff | |
108 | ||
109 | /* | |
110 | * Fan registers and conversions | |
111 | */ | |
112 | ||
113 | /* nr has to be 0 or 1 (PC87360/87363) or 2 (PC87364/87365/87366) */ | |
114 | #define PC87360_REG_PRESCALE(nr) (0x00 + 2 * (nr)) | |
115 | #define PC87360_REG_PWM(nr) (0x01 + 2 * (nr)) | |
116 | #define PC87360_REG_FAN_MIN(nr) (0x06 + 3 * (nr)) | |
117 | #define PC87360_REG_FAN(nr) (0x07 + 3 * (nr)) | |
118 | #define PC87360_REG_FAN_STATUS(nr) (0x08 + 3 * (nr)) | |
119 | ||
120 | #define FAN_FROM_REG(val,div) ((val) == 0 ? 0: \ | |
121 | 480000 / ((val)*(div))) | |
122 | #define FAN_TO_REG(val,div) ((val) <= 100 ? 0 : \ | |
123 | 480000 / ((val)*(div))) | |
124 | #define FAN_DIV_FROM_REG(val) (1 << ((val >> 5) & 0x03)) | |
125 | #define FAN_STATUS_FROM_REG(val) ((val) & 0x07) | |
126 | ||
127 | #define FAN_CONFIG_MONITOR(val,nr) (((val) >> (2 + nr * 3)) & 1) | |
128 | #define FAN_CONFIG_CONTROL(val,nr) (((val) >> (3 + nr * 3)) & 1) | |
129 | #define FAN_CONFIG_INVERT(val,nr) (((val) >> (4 + nr * 3)) & 1) | |
130 | ||
131 | #define PWM_FROM_REG(val,inv) ((inv) ? 255 - (val) : (val)) | |
132 | static inline u8 PWM_TO_REG(int val, int inv) | |
133 | { | |
134 | if (inv) | |
135 | val = 255 - val; | |
136 | if (val < 0) | |
137 | return 0; | |
138 | if (val > 255) | |
139 | return 255; | |
140 | return val; | |
141 | } | |
142 | ||
143 | /* | |
144 | * Voltage registers and conversions | |
145 | */ | |
146 | ||
147 | #define PC87365_REG_IN_CONVRATE 0x07 | |
148 | #define PC87365_REG_IN_CONFIG 0x08 | |
149 | #define PC87365_REG_IN 0x0B | |
150 | #define PC87365_REG_IN_MIN 0x0D | |
151 | #define PC87365_REG_IN_MAX 0x0C | |
152 | #define PC87365_REG_IN_STATUS 0x0A | |
153 | #define PC87365_REG_IN_ALARMS1 0x00 | |
154 | #define PC87365_REG_IN_ALARMS2 0x01 | |
155 | #define PC87365_REG_VID 0x06 | |
156 | ||
157 | #define IN_FROM_REG(val,ref) (((val) * (ref) + 128) / 256) | |
158 | #define IN_TO_REG(val,ref) ((val) < 0 ? 0 : \ | |
159 | (val)*256 >= (ref)*255 ? 255: \ | |
160 | ((val) * 256 + (ref)/2) / (ref)) | |
161 | ||
162 | /* | |
163 | * Temperature registers and conversions | |
164 | */ | |
165 | ||
166 | #define PC87365_REG_TEMP_CONFIG 0x08 | |
167 | #define PC87365_REG_TEMP 0x0B | |
168 | #define PC87365_REG_TEMP_MIN 0x0D | |
169 | #define PC87365_REG_TEMP_MAX 0x0C | |
170 | #define PC87365_REG_TEMP_CRIT 0x0E | |
171 | #define PC87365_REG_TEMP_STATUS 0x0A | |
172 | #define PC87365_REG_TEMP_ALARMS 0x00 | |
173 | ||
174 | #define TEMP_FROM_REG(val) ((val) * 1000) | |
175 | #define TEMP_TO_REG(val) ((val) < -55000 ? -55 : \ | |
176 | (val) > 127000 ? 127 : \ | |
177 | (val) < 0 ? ((val) - 500) / 1000 : \ | |
178 | ((val) + 500) / 1000) | |
179 | ||
180 | /* | |
181 | * Client data (each client gets its own) | |
182 | */ | |
183 | ||
184 | struct pc87360_data { | |
185 | struct i2c_client client; | |
943b0830 | 186 | struct class_device *class_dev; |
9a61bf63 IM |
187 | struct mutex lock; |
188 | struct mutex update_lock; | |
1da177e4 LT |
189 | char valid; /* !=0 if following fields are valid */ |
190 | unsigned long last_updated; /* In jiffies */ | |
191 | ||
192 | int address[3]; | |
193 | ||
194 | u8 fannr, innr, tempnr; | |
195 | ||
196 | u8 fan[3]; /* Register value */ | |
197 | u8 fan_min[3]; /* Register value */ | |
198 | u8 fan_status[3]; /* Register value */ | |
199 | u8 pwm[3]; /* Register value */ | |
200 | u16 fan_conf; /* Configuration register values, combined */ | |
201 | ||
202 | u16 in_vref; /* 1 mV/bit */ | |
203 | u8 in[14]; /* Register value */ | |
204 | u8 in_min[14]; /* Register value */ | |
205 | u8 in_max[14]; /* Register value */ | |
206 | u8 in_crit[3]; /* Register value */ | |
207 | u8 in_status[14]; /* Register value */ | |
208 | u16 in_alarms; /* Register values, combined, masked */ | |
209 | u8 vid_conf; /* Configuration register value */ | |
210 | u8 vrm; | |
211 | u8 vid; /* Register value */ | |
212 | ||
213 | s8 temp[3]; /* Register value */ | |
214 | s8 temp_min[3]; /* Register value */ | |
215 | s8 temp_max[3]; /* Register value */ | |
216 | s8 temp_crit[3]; /* Register value */ | |
217 | u8 temp_status[3]; /* Register value */ | |
218 | u8 temp_alarms; /* Register value, masked */ | |
219 | }; | |
220 | ||
221 | /* | |
222 | * Functions declaration | |
223 | */ | |
224 | ||
2d8672c5 | 225 | static int pc87360_detect(struct i2c_adapter *adapter); |
1da177e4 LT |
226 | static int pc87360_detach_client(struct i2c_client *client); |
227 | ||
228 | static int pc87360_read_value(struct pc87360_data *data, u8 ldi, u8 bank, | |
229 | u8 reg); | |
230 | static void pc87360_write_value(struct pc87360_data *data, u8 ldi, u8 bank, | |
231 | u8 reg, u8 value); | |
232 | static void pc87360_init_client(struct i2c_client *client, int use_thermistors); | |
233 | static struct pc87360_data *pc87360_update_device(struct device *dev); | |
234 | ||
235 | /* | |
236 | * Driver data (common to all clients) | |
237 | */ | |
238 | ||
239 | static struct i2c_driver pc87360_driver = { | |
cdaf7934 | 240 | .driver = { |
87218842 | 241 | .owner = THIS_MODULE, |
cdaf7934 LR |
242 | .name = "pc87360", |
243 | }, | |
2d8672c5 | 244 | .attach_adapter = pc87360_detect, |
1da177e4 LT |
245 | .detach_client = pc87360_detach_client, |
246 | }; | |
247 | ||
248 | /* | |
249 | * Sysfs stuff | |
250 | */ | |
251 | ||
f0986bd8 JC |
252 | static ssize_t show_fan_input(struct device *dev, struct device_attribute *devattr, char *buf) |
253 | { | |
254 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
255 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 JC |
256 | return sprintf(buf, "%u\n", FAN_FROM_REG(data->fan[attr->index], |
257 | FAN_DIV_FROM_REG(data->fan_status[attr->index]))); | |
f0986bd8 JC |
258 | } |
259 | static ssize_t show_fan_min(struct device *dev, struct device_attribute *devattr, char *buf) | |
260 | { | |
261 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
262 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 JC |
263 | return sprintf(buf, "%u\n", FAN_FROM_REG(data->fan_min[attr->index], |
264 | FAN_DIV_FROM_REG(data->fan_status[attr->index]))); | |
f0986bd8 JC |
265 | } |
266 | static ssize_t show_fan_div(struct device *dev, struct device_attribute *devattr, char *buf) | |
267 | { | |
268 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
269 | struct pc87360_data *data = pc87360_update_device(dev); | |
270 | return sprintf(buf, "%u\n", | |
694fa056 | 271 | FAN_DIV_FROM_REG(data->fan_status[attr->index])); |
f0986bd8 JC |
272 | } |
273 | static ssize_t show_fan_status(struct device *dev, struct device_attribute *devattr, char *buf) | |
274 | { | |
275 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
276 | struct pc87360_data *data = pc87360_update_device(dev); | |
277 | return sprintf(buf, "%u\n", | |
694fa056 | 278 | FAN_STATUS_FROM_REG(data->fan_status[attr->index])); |
f0986bd8 JC |
279 | } |
280 | static ssize_t set_fan_min(struct device *dev, struct device_attribute *devattr, const char *buf, | |
281 | size_t count) | |
282 | { | |
283 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
11be27ea JC |
284 | struct i2c_client *client = to_i2c_client(dev); |
285 | struct pc87360_data *data = i2c_get_clientdata(client); | |
286 | long fan_min = simple_strtol(buf, NULL, 10); | |
287 | ||
9a61bf63 | 288 | mutex_lock(&data->update_lock); |
11be27ea JC |
289 | fan_min = FAN_TO_REG(fan_min, FAN_DIV_FROM_REG(data->fan_status[attr->index])); |
290 | ||
291 | /* If it wouldn't fit, change clock divisor */ | |
292 | while (fan_min > 255 | |
293 | && (data->fan_status[attr->index] & 0x60) != 0x60) { | |
294 | fan_min >>= 1; | |
295 | data->fan[attr->index] >>= 1; | |
296 | data->fan_status[attr->index] += 0x20; | |
297 | } | |
298 | data->fan_min[attr->index] = fan_min > 255 ? 255 : fan_min; | |
299 | pc87360_write_value(data, LD_FAN, NO_BANK, PC87360_REG_FAN_MIN(attr->index), | |
300 | data->fan_min[attr->index]); | |
301 | ||
302 | /* Write new divider, preserve alarm bits */ | |
303 | pc87360_write_value(data, LD_FAN, NO_BANK, PC87360_REG_FAN_STATUS(attr->index), | |
304 | data->fan_status[attr->index] & 0xF9); | |
9a61bf63 | 305 | mutex_unlock(&data->update_lock); |
11be27ea JC |
306 | |
307 | return count; | |
f0986bd8 JC |
308 | } |
309 | ||
dedc6a78 JC |
310 | static struct sensor_device_attribute fan_input[] = { |
311 | SENSOR_ATTR(fan1_input, S_IRUGO, show_fan_input, NULL, 0), | |
312 | SENSOR_ATTR(fan2_input, S_IRUGO, show_fan_input, NULL, 1), | |
313 | SENSOR_ATTR(fan3_input, S_IRUGO, show_fan_input, NULL, 2), | |
314 | }; | |
315 | static struct sensor_device_attribute fan_status[] = { | |
316 | SENSOR_ATTR(fan1_status, S_IRUGO, show_fan_status, NULL, 0), | |
317 | SENSOR_ATTR(fan2_status, S_IRUGO, show_fan_status, NULL, 1), | |
318 | SENSOR_ATTR(fan3_status, S_IRUGO, show_fan_status, NULL, 2), | |
319 | }; | |
320 | static struct sensor_device_attribute fan_div[] = { | |
321 | SENSOR_ATTR(fan1_div, S_IRUGO, show_fan_div, NULL, 0), | |
322 | SENSOR_ATTR(fan2_div, S_IRUGO, show_fan_div, NULL, 1), | |
323 | SENSOR_ATTR(fan3_div, S_IRUGO, show_fan_div, NULL, 2), | |
324 | }; | |
325 | static struct sensor_device_attribute fan_min[] = { | |
326 | SENSOR_ATTR(fan1_min, S_IWUSR | S_IRUGO, show_fan_min, set_fan_min, 0), | |
327 | SENSOR_ATTR(fan2_min, S_IWUSR | S_IRUGO, show_fan_min, set_fan_min, 1), | |
328 | SENSOR_ATTR(fan3_min, S_IWUSR | S_IRUGO, show_fan_min, set_fan_min, 2), | |
329 | }; | |
1da177e4 | 330 | |
f0986bd8 JC |
331 | static ssize_t show_pwm(struct device *dev, struct device_attribute *devattr, char *buf) |
332 | { | |
333 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
334 | struct pc87360_data *data = pc87360_update_device(dev); | |
335 | return sprintf(buf, "%u\n", | |
694fa056 | 336 | PWM_FROM_REG(data->pwm[attr->index], |
f0986bd8 | 337 | FAN_CONFIG_INVERT(data->fan_conf, |
694fa056 | 338 | attr->index))); |
f0986bd8 JC |
339 | } |
340 | static ssize_t set_pwm(struct device *dev, struct device_attribute *devattr, const char *buf, | |
341 | size_t count) | |
342 | { | |
343 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
344 | struct i2c_client *client = to_i2c_client(dev); | |
345 | struct pc87360_data *data = i2c_get_clientdata(client); | |
346 | long val = simple_strtol(buf, NULL, 10); | |
347 | ||
9a61bf63 | 348 | mutex_lock(&data->update_lock); |
694fa056 JC |
349 | data->pwm[attr->index] = PWM_TO_REG(val, |
350 | FAN_CONFIG_INVERT(data->fan_conf, attr->index)); | |
351 | pc87360_write_value(data, LD_FAN, NO_BANK, PC87360_REG_PWM(attr->index), | |
352 | data->pwm[attr->index]); | |
9a61bf63 | 353 | mutex_unlock(&data->update_lock); |
f0986bd8 JC |
354 | return count; |
355 | } | |
356 | ||
dedc6a78 JC |
357 | static struct sensor_device_attribute pwm[] = { |
358 | SENSOR_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 0), | |
359 | SENSOR_ATTR(pwm2, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 1), | |
360 | SENSOR_ATTR(pwm3, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 2), | |
361 | }; | |
1da177e4 | 362 | |
f0986bd8 JC |
363 | static ssize_t show_in_input(struct device *dev, struct device_attribute *devattr, char *buf) |
364 | { | |
365 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
366 | struct pc87360_data *data = pc87360_update_device(dev); | |
367 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in[attr->index], | |
368 | data->in_vref)); | |
369 | } | |
370 | static ssize_t show_in_min(struct device *dev, struct device_attribute *devattr, char *buf) | |
371 | { | |
372 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
373 | struct pc87360_data *data = pc87360_update_device(dev); | |
374 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in_min[attr->index], | |
375 | data->in_vref)); | |
376 | } | |
377 | static ssize_t show_in_max(struct device *dev, struct device_attribute *devattr, char *buf) | |
378 | { | |
379 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
380 | struct pc87360_data *data = pc87360_update_device(dev); | |
381 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in_max[attr->index], | |
382 | data->in_vref)); | |
383 | } | |
384 | static ssize_t show_in_status(struct device *dev, struct device_attribute *devattr, char *buf) | |
385 | { | |
386 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
387 | struct pc87360_data *data = pc87360_update_device(dev); | |
388 | return sprintf(buf, "%u\n", data->in_status[attr->index]); | |
389 | } | |
390 | static ssize_t set_in_min(struct device *dev, struct device_attribute *devattr, const char *buf, | |
391 | size_t count) | |
392 | { | |
393 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
394 | struct i2c_client *client = to_i2c_client(dev); | |
395 | struct pc87360_data *data = i2c_get_clientdata(client); | |
396 | long val = simple_strtol(buf, NULL, 10); | |
397 | ||
9a61bf63 | 398 | mutex_lock(&data->update_lock); |
f0986bd8 JC |
399 | data->in_min[attr->index] = IN_TO_REG(val, data->in_vref); |
400 | pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_IN_MIN, | |
401 | data->in_min[attr->index]); | |
9a61bf63 | 402 | mutex_unlock(&data->update_lock); |
f0986bd8 JC |
403 | return count; |
404 | } | |
405 | static ssize_t set_in_max(struct device *dev, struct device_attribute *devattr, const char *buf, | |
406 | size_t count) | |
407 | { | |
408 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
409 | struct i2c_client *client = to_i2c_client(dev); | |
410 | struct pc87360_data *data = i2c_get_clientdata(client); | |
411 | long val = simple_strtol(buf, NULL, 10); | |
412 | ||
9a61bf63 | 413 | mutex_lock(&data->update_lock); |
f0986bd8 JC |
414 | data->in_max[attr->index] = IN_TO_REG(val, |
415 | data->in_vref); | |
416 | pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_IN_MAX, | |
417 | data->in_max[attr->index]); | |
9a61bf63 | 418 | mutex_unlock(&data->update_lock); |
f0986bd8 JC |
419 | return count; |
420 | } | |
421 | ||
dedc6a78 JC |
422 | static struct sensor_device_attribute in_input[] = { |
423 | SENSOR_ATTR(in0_input, S_IRUGO, show_in_input, NULL, 0), | |
424 | SENSOR_ATTR(in1_input, S_IRUGO, show_in_input, NULL, 1), | |
425 | SENSOR_ATTR(in2_input, S_IRUGO, show_in_input, NULL, 2), | |
426 | SENSOR_ATTR(in3_input, S_IRUGO, show_in_input, NULL, 3), | |
427 | SENSOR_ATTR(in4_input, S_IRUGO, show_in_input, NULL, 4), | |
428 | SENSOR_ATTR(in5_input, S_IRUGO, show_in_input, NULL, 5), | |
429 | SENSOR_ATTR(in6_input, S_IRUGO, show_in_input, NULL, 6), | |
430 | SENSOR_ATTR(in7_input, S_IRUGO, show_in_input, NULL, 7), | |
431 | SENSOR_ATTR(in8_input, S_IRUGO, show_in_input, NULL, 8), | |
432 | SENSOR_ATTR(in9_input, S_IRUGO, show_in_input, NULL, 9), | |
433 | SENSOR_ATTR(in10_input, S_IRUGO, show_in_input, NULL, 10), | |
434 | }; | |
435 | static struct sensor_device_attribute in_status[] = { | |
436 | SENSOR_ATTR(in0_status, S_IRUGO, show_in_status, NULL, 0), | |
437 | SENSOR_ATTR(in1_status, S_IRUGO, show_in_status, NULL, 1), | |
438 | SENSOR_ATTR(in2_status, S_IRUGO, show_in_status, NULL, 2), | |
439 | SENSOR_ATTR(in3_status, S_IRUGO, show_in_status, NULL, 3), | |
440 | SENSOR_ATTR(in4_status, S_IRUGO, show_in_status, NULL, 4), | |
441 | SENSOR_ATTR(in5_status, S_IRUGO, show_in_status, NULL, 5), | |
442 | SENSOR_ATTR(in6_status, S_IRUGO, show_in_status, NULL, 6), | |
443 | SENSOR_ATTR(in7_status, S_IRUGO, show_in_status, NULL, 7), | |
444 | SENSOR_ATTR(in8_status, S_IRUGO, show_in_status, NULL, 8), | |
445 | SENSOR_ATTR(in9_status, S_IRUGO, show_in_status, NULL, 9), | |
446 | SENSOR_ATTR(in10_status, S_IRUGO, show_in_status, NULL, 10), | |
447 | }; | |
448 | static struct sensor_device_attribute in_min[] = { | |
449 | SENSOR_ATTR(in0_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 0), | |
450 | SENSOR_ATTR(in1_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 1), | |
451 | SENSOR_ATTR(in2_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 2), | |
452 | SENSOR_ATTR(in3_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 3), | |
453 | SENSOR_ATTR(in4_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 4), | |
454 | SENSOR_ATTR(in5_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 5), | |
455 | SENSOR_ATTR(in6_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 6), | |
456 | SENSOR_ATTR(in7_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 7), | |
457 | SENSOR_ATTR(in8_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 8), | |
458 | SENSOR_ATTR(in9_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 9), | |
459 | SENSOR_ATTR(in10_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 10), | |
460 | }; | |
461 | static struct sensor_device_attribute in_max[] = { | |
462 | SENSOR_ATTR(in0_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 0), | |
463 | SENSOR_ATTR(in1_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 1), | |
464 | SENSOR_ATTR(in2_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 2), | |
465 | SENSOR_ATTR(in3_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 3), | |
466 | SENSOR_ATTR(in4_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 4), | |
467 | SENSOR_ATTR(in5_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 5), | |
468 | SENSOR_ATTR(in6_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 6), | |
469 | SENSOR_ATTR(in7_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 7), | |
470 | SENSOR_ATTR(in8_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 8), | |
471 | SENSOR_ATTR(in9_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 9), | |
472 | SENSOR_ATTR(in10_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 10), | |
473 | }; | |
1da177e4 | 474 | |
44646c19 JC |
475 | static ssize_t show_vid(struct device *dev, struct device_attribute *attr, char *buf) |
476 | { | |
477 | struct pc87360_data *data = pc87360_update_device(dev); | |
478 | return sprintf(buf, "%u\n", vid_from_reg(data->vid, data->vrm)); | |
479 | } | |
480 | static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL); | |
481 | ||
482 | static ssize_t show_vrm(struct device *dev, struct device_attribute *attr, char *buf) | |
483 | { | |
484 | struct pc87360_data *data = pc87360_update_device(dev); | |
485 | return sprintf(buf, "%u\n", data->vrm); | |
486 | } | |
487 | static ssize_t set_vrm(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) | |
488 | { | |
489 | struct i2c_client *client = to_i2c_client(dev); | |
490 | struct pc87360_data *data = i2c_get_clientdata(client); | |
491 | data->vrm = simple_strtoul(buf, NULL, 10); | |
492 | return count; | |
493 | } | |
494 | static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm, set_vrm); | |
495 | ||
496 | static ssize_t show_in_alarms(struct device *dev, struct device_attribute *attr, char *buf) | |
497 | { | |
498 | struct pc87360_data *data = pc87360_update_device(dev); | |
499 | return sprintf(buf, "%u\n", data->in_alarms); | |
500 | } | |
501 | static DEVICE_ATTR(alarms_in, S_IRUGO, show_in_alarms, NULL); | |
502 | ||
f0986bd8 JC |
503 | static ssize_t show_therm_input(struct device *dev, struct device_attribute *devattr, char *buf) |
504 | { | |
505 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
506 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 507 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in[attr->index], |
f0986bd8 JC |
508 | data->in_vref)); |
509 | } | |
510 | static ssize_t show_therm_min(struct device *dev, struct device_attribute *devattr, char *buf) | |
511 | { | |
512 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
513 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 514 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in_min[attr->index], |
f0986bd8 JC |
515 | data->in_vref)); |
516 | } | |
517 | static ssize_t show_therm_max(struct device *dev, struct device_attribute *devattr, char *buf) | |
518 | { | |
519 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
520 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 521 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in_max[attr->index], |
f0986bd8 JC |
522 | data->in_vref)); |
523 | } | |
524 | static ssize_t show_therm_crit(struct device *dev, struct device_attribute *devattr, char *buf) | |
525 | { | |
526 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
527 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 528 | return sprintf(buf, "%u\n", IN_FROM_REG(data->in_crit[attr->index-11], |
f0986bd8 JC |
529 | data->in_vref)); |
530 | } | |
531 | static ssize_t show_therm_status(struct device *dev, struct device_attribute *devattr, char *buf) | |
532 | { | |
533 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
534 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 535 | return sprintf(buf, "%u\n", data->in_status[attr->index]); |
f0986bd8 JC |
536 | } |
537 | static ssize_t set_therm_min(struct device *dev, struct device_attribute *devattr, const char *buf, | |
538 | size_t count) | |
539 | { | |
540 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
541 | struct i2c_client *client = to_i2c_client(dev); | |
542 | struct pc87360_data *data = i2c_get_clientdata(client); | |
543 | long val = simple_strtol(buf, NULL, 10); | |
544 | ||
9a61bf63 | 545 | mutex_lock(&data->update_lock); |
694fa056 JC |
546 | data->in_min[attr->index] = IN_TO_REG(val, data->in_vref); |
547 | pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_TEMP_MIN, | |
548 | data->in_min[attr->index]); | |
9a61bf63 | 549 | mutex_unlock(&data->update_lock); |
f0986bd8 JC |
550 | return count; |
551 | } | |
552 | static ssize_t set_therm_max(struct device *dev, struct device_attribute *devattr, const char *buf, | |
553 | size_t count) | |
554 | { | |
555 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
556 | struct i2c_client *client = to_i2c_client(dev); | |
557 | struct pc87360_data *data = i2c_get_clientdata(client); | |
558 | long val = simple_strtol(buf, NULL, 10); | |
559 | ||
9a61bf63 | 560 | mutex_lock(&data->update_lock); |
694fa056 JC |
561 | data->in_max[attr->index] = IN_TO_REG(val, data->in_vref); |
562 | pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_TEMP_MAX, | |
563 | data->in_max[attr->index]); | |
9a61bf63 | 564 | mutex_unlock(&data->update_lock); |
f0986bd8 JC |
565 | return count; |
566 | } | |
567 | static ssize_t set_therm_crit(struct device *dev, struct device_attribute *devattr, const char *buf, | |
568 | size_t count) | |
569 | { | |
570 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
571 | struct i2c_client *client = to_i2c_client(dev); | |
572 | struct pc87360_data *data = i2c_get_clientdata(client); | |
573 | long val = simple_strtol(buf, NULL, 10); | |
574 | ||
9a61bf63 | 575 | mutex_lock(&data->update_lock); |
694fa056 JC |
576 | data->in_crit[attr->index-11] = IN_TO_REG(val, data->in_vref); |
577 | pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_TEMP_CRIT, | |
578 | data->in_crit[attr->index-11]); | |
9a61bf63 | 579 | mutex_unlock(&data->update_lock); |
f0986bd8 JC |
580 | return count; |
581 | } | |
582 | ||
dedc6a78 JC |
583 | /* the +11 term below reflects the fact that VLM units 11,12,13 are |
584 | used in the chip to measure voltage across the thermistors | |
585 | */ | |
586 | static struct sensor_device_attribute therm_input[] = { | |
587 | SENSOR_ATTR(temp4_input, S_IRUGO, show_therm_input, NULL, 0+11), | |
588 | SENSOR_ATTR(temp5_input, S_IRUGO, show_therm_input, NULL, 1+11), | |
589 | SENSOR_ATTR(temp6_input, S_IRUGO, show_therm_input, NULL, 2+11), | |
590 | }; | |
591 | static struct sensor_device_attribute therm_status[] = { | |
592 | SENSOR_ATTR(temp4_status, S_IRUGO, show_therm_status, NULL, 0+11), | |
593 | SENSOR_ATTR(temp5_status, S_IRUGO, show_therm_status, NULL, 1+11), | |
594 | SENSOR_ATTR(temp6_status, S_IRUGO, show_therm_status, NULL, 2+11), | |
595 | }; | |
596 | static struct sensor_device_attribute therm_min[] = { | |
597 | SENSOR_ATTR(temp4_min, S_IRUGO | S_IWUSR, | |
598 | show_therm_min, set_therm_min, 0+11), | |
599 | SENSOR_ATTR(temp5_min, S_IRUGO | S_IWUSR, | |
600 | show_therm_min, set_therm_min, 1+11), | |
601 | SENSOR_ATTR(temp6_min, S_IRUGO | S_IWUSR, | |
602 | show_therm_min, set_therm_min, 2+11), | |
603 | }; | |
604 | static struct sensor_device_attribute therm_max[] = { | |
605 | SENSOR_ATTR(temp4_max, S_IRUGO | S_IWUSR, | |
606 | show_therm_max, set_therm_max, 0+11), | |
607 | SENSOR_ATTR(temp5_max, S_IRUGO | S_IWUSR, | |
608 | show_therm_max, set_therm_max, 1+11), | |
609 | SENSOR_ATTR(temp6_max, S_IRUGO | S_IWUSR, | |
610 | show_therm_max, set_therm_max, 2+11), | |
611 | }; | |
612 | static struct sensor_device_attribute therm_crit[] = { | |
613 | SENSOR_ATTR(temp4_crit, S_IRUGO | S_IWUSR, | |
614 | show_therm_crit, set_therm_crit, 0+11), | |
615 | SENSOR_ATTR(temp5_crit, S_IRUGO | S_IWUSR, | |
616 | show_therm_crit, set_therm_crit, 1+11), | |
617 | SENSOR_ATTR(temp6_crit, S_IRUGO | S_IWUSR, | |
618 | show_therm_crit, set_therm_crit, 2+11), | |
619 | }; | |
1da177e4 | 620 | |
f0986bd8 JC |
621 | static ssize_t show_temp_input(struct device *dev, struct device_attribute *devattr, char *buf) |
622 | { | |
623 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
624 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 625 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[attr->index])); |
f0986bd8 JC |
626 | } |
627 | static ssize_t show_temp_min(struct device *dev, struct device_attribute *devattr, char *buf) | |
628 | { | |
629 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
630 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 631 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[attr->index])); |
f0986bd8 JC |
632 | } |
633 | static ssize_t show_temp_max(struct device *dev, struct device_attribute *devattr, char *buf) | |
634 | { | |
635 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
636 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 637 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[attr->index])); |
f0986bd8 JC |
638 | } |
639 | static ssize_t show_temp_crit(struct device *dev, struct device_attribute *devattr, char *buf) | |
640 | { | |
641 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
642 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 643 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_crit[attr->index])); |
f0986bd8 JC |
644 | } |
645 | static ssize_t show_temp_status(struct device *dev, struct device_attribute *devattr, char *buf) | |
646 | { | |
647 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
648 | struct pc87360_data *data = pc87360_update_device(dev); | |
694fa056 | 649 | return sprintf(buf, "%d\n", data->temp_status[attr->index]); |
f0986bd8 JC |
650 | } |
651 | static ssize_t set_temp_min(struct device *dev, struct device_attribute *devattr, const char *buf, | |
652 | size_t count) | |
653 | { | |
654 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
655 | struct i2c_client *client = to_i2c_client(dev); | |
656 | struct pc87360_data *data = i2c_get_clientdata(client); | |
657 | long val = simple_strtol(buf, NULL, 10); | |
658 | ||
9a61bf63 | 659 | mutex_lock(&data->update_lock); |
694fa056 JC |
660 | data->temp_min[attr->index] = TEMP_TO_REG(val); |
661 | pc87360_write_value(data, LD_TEMP, attr->index, PC87365_REG_TEMP_MIN, | |
662 | data->temp_min[attr->index]); | |
9a61bf63 | 663 | mutex_unlock(&data->update_lock); |
f0986bd8 JC |
664 | return count; |
665 | } | |
666 | static ssize_t set_temp_max(struct device *dev, struct device_attribute *devattr, const char *buf, | |
667 | size_t count) | |
668 | { | |
669 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
670 | struct i2c_client *client = to_i2c_client(dev); | |
671 | struct pc87360_data *data = i2c_get_clientdata(client); | |
672 | long val = simple_strtol(buf, NULL, 10); | |
673 | ||
9a61bf63 | 674 | mutex_lock(&data->update_lock); |
694fa056 JC |
675 | data->temp_max[attr->index] = TEMP_TO_REG(val); |
676 | pc87360_write_value(data, LD_TEMP, attr->index, PC87365_REG_TEMP_MAX, | |
677 | data->temp_max[attr->index]); | |
9a61bf63 | 678 | mutex_unlock(&data->update_lock); |
f0986bd8 JC |
679 | return count; |
680 | } | |
681 | static ssize_t set_temp_crit(struct device *dev, struct device_attribute *devattr, const char *buf, | |
682 | size_t count) | |
683 | { | |
684 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); | |
685 | struct i2c_client *client = to_i2c_client(dev); | |
686 | struct pc87360_data *data = i2c_get_clientdata(client); | |
687 | long val = simple_strtol(buf, NULL, 10); | |
688 | ||
9a61bf63 | 689 | mutex_lock(&data->update_lock); |
694fa056 JC |
690 | data->temp_crit[attr->index] = TEMP_TO_REG(val); |
691 | pc87360_write_value(data, LD_TEMP, attr->index, PC87365_REG_TEMP_CRIT, | |
692 | data->temp_crit[attr->index]); | |
9a61bf63 | 693 | mutex_unlock(&data->update_lock); |
f0986bd8 JC |
694 | return count; |
695 | } | |
696 | ||
dedc6a78 JC |
697 | static struct sensor_device_attribute temp_input[] = { |
698 | SENSOR_ATTR(temp1_input, S_IRUGO, show_temp_input, NULL, 0), | |
699 | SENSOR_ATTR(temp2_input, S_IRUGO, show_temp_input, NULL, 1), | |
700 | SENSOR_ATTR(temp3_input, S_IRUGO, show_temp_input, NULL, 2), | |
701 | }; | |
702 | static struct sensor_device_attribute temp_status[] = { | |
703 | SENSOR_ATTR(temp1_status, S_IRUGO, show_temp_status, NULL, 0), | |
704 | SENSOR_ATTR(temp2_status, S_IRUGO, show_temp_status, NULL, 1), | |
705 | SENSOR_ATTR(temp3_status, S_IRUGO, show_temp_status, NULL, 2), | |
706 | }; | |
707 | static struct sensor_device_attribute temp_min[] = { | |
708 | SENSOR_ATTR(temp1_min, S_IRUGO | S_IWUSR, | |
709 | show_temp_min, set_temp_min, 0), | |
710 | SENSOR_ATTR(temp2_min, S_IRUGO | S_IWUSR, | |
711 | show_temp_min, set_temp_min, 1), | |
712 | SENSOR_ATTR(temp3_min, S_IRUGO | S_IWUSR, | |
713 | show_temp_min, set_temp_min, 2), | |
714 | }; | |
715 | static struct sensor_device_attribute temp_max[] = { | |
716 | SENSOR_ATTR(temp1_max, S_IRUGO | S_IWUSR, | |
717 | show_temp_max, set_temp_max, 0), | |
718 | SENSOR_ATTR(temp2_max, S_IRUGO | S_IWUSR, | |
719 | show_temp_max, set_temp_max, 1), | |
720 | SENSOR_ATTR(temp3_max, S_IRUGO | S_IWUSR, | |
721 | show_temp_max, set_temp_max, 2), | |
722 | }; | |
723 | static struct sensor_device_attribute temp_crit[] = { | |
724 | SENSOR_ATTR(temp1_crit, S_IRUGO | S_IWUSR, | |
725 | show_temp_crit, set_temp_crit, 0), | |
726 | SENSOR_ATTR(temp2_crit, S_IRUGO | S_IWUSR, | |
727 | show_temp_crit, set_temp_crit, 1), | |
728 | SENSOR_ATTR(temp3_crit, S_IRUGO | S_IWUSR, | |
729 | show_temp_crit, set_temp_crit, 2), | |
730 | }; | |
1da177e4 | 731 | |
a5099cfc | 732 | static ssize_t show_temp_alarms(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
733 | { |
734 | struct pc87360_data *data = pc87360_update_device(dev); | |
735 | return sprintf(buf, "%u\n", data->temp_alarms); | |
736 | } | |
737 | static DEVICE_ATTR(alarms_temp, S_IRUGO, show_temp_alarms, NULL); | |
738 | ||
739 | /* | |
740 | * Device detection, registration and update | |
741 | */ | |
742 | ||
e6cfb3ad | 743 | static int __init pc87360_find(int sioaddr, u8 *devid, unsigned short *addresses) |
1da177e4 LT |
744 | { |
745 | u16 val; | |
746 | int i; | |
747 | int nrdev; /* logical device count */ | |
748 | ||
749 | /* No superio_enter */ | |
750 | ||
751 | /* Identify device */ | |
752 | val = superio_inb(sioaddr, DEVID); | |
753 | switch (val) { | |
754 | case 0xE1: /* PC87360 */ | |
755 | case 0xE8: /* PC87363 */ | |
756 | case 0xE4: /* PC87364 */ | |
757 | nrdev = 1; | |
758 | break; | |
759 | case 0xE5: /* PC87365 */ | |
760 | case 0xE9: /* PC87366 */ | |
761 | nrdev = 3; | |
762 | break; | |
763 | default: | |
764 | superio_exit(sioaddr); | |
765 | return -ENODEV; | |
766 | } | |
767 | /* Remember the device id */ | |
768 | *devid = val; | |
769 | ||
770 | for (i = 0; i < nrdev; i++) { | |
771 | /* select logical device */ | |
772 | superio_outb(sioaddr, DEV, logdev[i]); | |
773 | ||
774 | val = superio_inb(sioaddr, ACT); | |
775 | if (!(val & 0x01)) { | |
776 | printk(KERN_INFO "pc87360: Device 0x%02x not " | |
777 | "activated\n", logdev[i]); | |
778 | continue; | |
779 | } | |
780 | ||
781 | val = (superio_inb(sioaddr, BASE) << 8) | |
782 | | superio_inb(sioaddr, BASE + 1); | |
783 | if (!val) { | |
784 | printk(KERN_INFO "pc87360: Base address not set for " | |
785 | "device 0x%02x\n", logdev[i]); | |
786 | continue; | |
787 | } | |
788 | ||
2d8672c5 | 789 | addresses[i] = val; |
1da177e4 LT |
790 | |
791 | if (i==0) { /* Fans */ | |
792 | confreg[0] = superio_inb(sioaddr, 0xF0); | |
793 | confreg[1] = superio_inb(sioaddr, 0xF1); | |
794 | ||
795 | #ifdef DEBUG | |
796 | printk(KERN_DEBUG "pc87360: Fan 1: mon=%d " | |
797 | "ctrl=%d inv=%d\n", (confreg[0]>>2)&1, | |
798 | (confreg[0]>>3)&1, (confreg[0]>>4)&1); | |
799 | printk(KERN_DEBUG "pc87360: Fan 2: mon=%d " | |
800 | "ctrl=%d inv=%d\n", (confreg[0]>>5)&1, | |
801 | (confreg[0]>>6)&1, (confreg[0]>>7)&1); | |
802 | printk(KERN_DEBUG "pc87360: Fan 3: mon=%d " | |
803 | "ctrl=%d inv=%d\n", confreg[1]&1, | |
804 | (confreg[1]>>1)&1, (confreg[1]>>2)&1); | |
805 | #endif | |
806 | } else if (i==1) { /* Voltages */ | |
807 | /* Are we using thermistors? */ | |
808 | if (*devid == 0xE9) { /* PC87366 */ | |
809 | /* These registers are not logical-device | |
810 | specific, just that we won't need them if | |
811 | we don't use the VLM device */ | |
812 | confreg[2] = superio_inb(sioaddr, 0x2B); | |
813 | confreg[3] = superio_inb(sioaddr, 0x25); | |
814 | ||
815 | if (confreg[2] & 0x40) { | |
816 | printk(KERN_INFO "pc87360: Using " | |
817 | "thermistors for temperature " | |
818 | "monitoring\n"); | |
819 | } | |
820 | if (confreg[3] & 0xE0) { | |
821 | printk(KERN_INFO "pc87360: VID " | |
822 | "inputs routed (mode %u)\n", | |
823 | confreg[3] >> 5); | |
824 | } | |
825 | } | |
826 | } | |
827 | } | |
828 | ||
829 | superio_exit(sioaddr); | |
830 | return 0; | |
831 | } | |
832 | ||
2d8672c5 | 833 | static int pc87360_detect(struct i2c_adapter *adapter) |
1da177e4 LT |
834 | { |
835 | int i; | |
dedc6a78 | 836 | struct i2c_client *client; |
1da177e4 LT |
837 | struct pc87360_data *data; |
838 | int err = 0; | |
839 | const char *name = "pc87360"; | |
840 | int use_thermistors = 0; | |
dedc6a78 | 841 | struct device *dev; |
1da177e4 | 842 | |
ba9c2e8d | 843 | if (!(data = kzalloc(sizeof(struct pc87360_data), GFP_KERNEL))) |
1da177e4 | 844 | return -ENOMEM; |
1da177e4 | 845 | |
dedc6a78 JC |
846 | client = &data->client; |
847 | dev = &client->dev; | |
848 | i2c_set_clientdata(client, data); | |
849 | client->addr = address; | |
9a61bf63 | 850 | mutex_init(&data->lock); |
dedc6a78 JC |
851 | client->adapter = adapter; |
852 | client->driver = &pc87360_driver; | |
853 | client->flags = 0; | |
1da177e4 LT |
854 | |
855 | data->fannr = 2; | |
856 | data->innr = 0; | |
857 | data->tempnr = 0; | |
858 | ||
859 | switch (devid) { | |
860 | case 0xe8: | |
861 | name = "pc87363"; | |
862 | break; | |
863 | case 0xe4: | |
864 | name = "pc87364"; | |
865 | data->fannr = 3; | |
866 | break; | |
867 | case 0xe5: | |
868 | name = "pc87365"; | |
869 | data->fannr = extra_isa[0] ? 3 : 0; | |
870 | data->innr = extra_isa[1] ? 11 : 0; | |
871 | data->tempnr = extra_isa[2] ? 2 : 0; | |
872 | break; | |
873 | case 0xe9: | |
874 | name = "pc87366"; | |
875 | data->fannr = extra_isa[0] ? 3 : 0; | |
876 | data->innr = extra_isa[1] ? 14 : 0; | |
877 | data->tempnr = extra_isa[2] ? 3 : 0; | |
878 | break; | |
879 | } | |
880 | ||
dedc6a78 | 881 | strlcpy(client->name, name, sizeof(client->name)); |
1da177e4 | 882 | data->valid = 0; |
9a61bf63 | 883 | mutex_init(&data->update_lock); |
1da177e4 LT |
884 | |
885 | for (i = 0; i < 3; i++) { | |
886 | if (((data->address[i] = extra_isa[i])) | |
887 | && !request_region(extra_isa[i], PC87360_EXTENT, | |
cdaf7934 | 888 | pc87360_driver.driver.name)) { |
dedc6a78 | 889 | dev_err(&client->dev, "Region 0x%x-0x%x already " |
1da177e4 LT |
890 | "in use!\n", extra_isa[i], |
891 | extra_isa[i]+PC87360_EXTENT-1); | |
892 | for (i--; i >= 0; i--) | |
893 | release_region(extra_isa[i], PC87360_EXTENT); | |
894 | err = -EBUSY; | |
895 | goto ERROR1; | |
896 | } | |
897 | } | |
898 | ||
899 | /* Retrieve the fans configuration from Super-I/O space */ | |
900 | if (data->fannr) | |
901 | data->fan_conf = confreg[0] | (confreg[1] << 8); | |
902 | ||
dedc6a78 | 903 | if ((err = i2c_attach_client(client))) |
1da177e4 LT |
904 | goto ERROR2; |
905 | ||
906 | /* Use the correct reference voltage | |
907 | Unless both the VLM and the TMS logical devices agree to | |
908 | use an external Vref, the internal one is used. */ | |
909 | if (data->innr) { | |
910 | i = pc87360_read_value(data, LD_IN, NO_BANK, | |
911 | PC87365_REG_IN_CONFIG); | |
912 | if (data->tempnr) { | |
913 | i &= pc87360_read_value(data, LD_TEMP, NO_BANK, | |
914 | PC87365_REG_TEMP_CONFIG); | |
915 | } | |
916 | data->in_vref = (i&0x02) ? 3025 : 2966; | |
dedc6a78 | 917 | dev_dbg(&client->dev, "Using %s reference voltage\n", |
1da177e4 LT |
918 | (i&0x02) ? "external" : "internal"); |
919 | ||
920 | data->vid_conf = confreg[3]; | |
921 | data->vrm = 90; | |
922 | } | |
923 | ||
924 | /* Fan clock dividers may be needed before any data is read */ | |
925 | for (i = 0; i < data->fannr; i++) { | |
926 | if (FAN_CONFIG_MONITOR(data->fan_conf, i)) | |
927 | data->fan_status[i] = pc87360_read_value(data, | |
928 | LD_FAN, NO_BANK, | |
929 | PC87360_REG_FAN_STATUS(i)); | |
930 | } | |
931 | ||
932 | if (init > 0) { | |
933 | if (devid == 0xe9 && data->address[1]) /* PC87366 */ | |
934 | use_thermistors = confreg[2] & 0x40; | |
935 | ||
dedc6a78 | 936 | pc87360_init_client(client, use_thermistors); |
1da177e4 LT |
937 | } |
938 | ||
939 | /* Register sysfs hooks */ | |
dedc6a78 | 940 | data->class_dev = hwmon_device_register(&client->dev); |
943b0830 MH |
941 | if (IS_ERR(data->class_dev)) { |
942 | err = PTR_ERR(data->class_dev); | |
943 | goto ERROR3; | |
944 | } | |
945 | ||
1da177e4 | 946 | if (data->innr) { |
dedc6a78 JC |
947 | for (i = 0; i < 11; i++) { |
948 | device_create_file(dev, &in_input[i].dev_attr); | |
949 | device_create_file(dev, &in_min[i].dev_attr); | |
950 | device_create_file(dev, &in_max[i].dev_attr); | |
951 | device_create_file(dev, &in_status[i].dev_attr); | |
952 | } | |
953 | device_create_file(dev, &dev_attr_cpu0_vid); | |
954 | device_create_file(dev, &dev_attr_vrm); | |
955 | device_create_file(dev, &dev_attr_alarms_in); | |
1da177e4 LT |
956 | } |
957 | ||
958 | if (data->tempnr) { | |
dedc6a78 JC |
959 | for (i = 0; i < data->tempnr; i++) { |
960 | device_create_file(dev, &temp_input[i].dev_attr); | |
961 | device_create_file(dev, &temp_min[i].dev_attr); | |
962 | device_create_file(dev, &temp_max[i].dev_attr); | |
963 | device_create_file(dev, &temp_crit[i].dev_attr); | |
964 | device_create_file(dev, &temp_status[i].dev_attr); | |
1da177e4 | 965 | } |
dedc6a78 JC |
966 | device_create_file(dev, &dev_attr_alarms_temp); |
967 | } | |
1da177e4 | 968 | |
dedc6a78 JC |
969 | if (data->innr == 14) { |
970 | for (i = 0; i < 3; i++) { | |
971 | device_create_file(dev, &therm_input[i].dev_attr); | |
972 | device_create_file(dev, &therm_min[i].dev_attr); | |
973 | device_create_file(dev, &therm_max[i].dev_attr); | |
974 | device_create_file(dev, &therm_crit[i].dev_attr); | |
975 | device_create_file(dev, &therm_status[i].dev_attr); | |
1da177e4 | 976 | } |
1da177e4 | 977 | } |
1da177e4 | 978 | |
dedc6a78 JC |
979 | for (i = 0; i < data->fannr; i++) { |
980 | if (FAN_CONFIG_MONITOR(data->fan_conf, i)) { | |
981 | device_create_file(dev, &fan_input[i].dev_attr); | |
982 | device_create_file(dev, &fan_min[i].dev_attr); | |
983 | device_create_file(dev, &fan_div[i].dev_attr); | |
984 | device_create_file(dev, &fan_status[i].dev_attr); | |
985 | } | |
986 | if (FAN_CONFIG_CONTROL(data->fan_conf, i)) | |
987 | device_create_file(dev, &pwm[i].dev_attr); | |
1da177e4 LT |
988 | } |
989 | ||
990 | return 0; | |
991 | ||
943b0830 | 992 | ERROR3: |
dedc6a78 | 993 | i2c_detach_client(client); |
1da177e4 LT |
994 | ERROR2: |
995 | for (i = 0; i < 3; i++) { | |
996 | if (data->address[i]) { | |
997 | release_region(data->address[i], PC87360_EXTENT); | |
998 | } | |
999 | } | |
1000 | ERROR1: | |
1001 | kfree(data); | |
1002 | return err; | |
1003 | } | |
1004 | ||
1005 | static int pc87360_detach_client(struct i2c_client *client) | |
1006 | { | |
1007 | struct pc87360_data *data = i2c_get_clientdata(client); | |
1008 | int i; | |
1009 | ||
943b0830 MH |
1010 | hwmon_device_unregister(data->class_dev); |
1011 | ||
7bef5594 | 1012 | if ((i = i2c_detach_client(client))) |
1da177e4 | 1013 | return i; |
1da177e4 LT |
1014 | |
1015 | for (i = 0; i < 3; i++) { | |
1016 | if (data->address[i]) { | |
1017 | release_region(data->address[i], PC87360_EXTENT); | |
1018 | } | |
1019 | } | |
1020 | kfree(data); | |
1021 | ||
1022 | return 0; | |
1023 | } | |
1024 | ||
1025 | /* ldi is the logical device index | |
1026 | bank is for voltages and temperatures only */ | |
1027 | static int pc87360_read_value(struct pc87360_data *data, u8 ldi, u8 bank, | |
1028 | u8 reg) | |
1029 | { | |
1030 | int res; | |
1031 | ||
9a61bf63 | 1032 | mutex_lock(&(data->lock)); |
1da177e4 LT |
1033 | if (bank != NO_BANK) |
1034 | outb_p(bank, data->address[ldi] + PC87365_REG_BANK); | |
1035 | res = inb_p(data->address[ldi] + reg); | |
9a61bf63 | 1036 | mutex_unlock(&(data->lock)); |
1da177e4 LT |
1037 | |
1038 | return res; | |
1039 | } | |
1040 | ||
1041 | static void pc87360_write_value(struct pc87360_data *data, u8 ldi, u8 bank, | |
1042 | u8 reg, u8 value) | |
1043 | { | |
9a61bf63 | 1044 | mutex_lock(&(data->lock)); |
1da177e4 LT |
1045 | if (bank != NO_BANK) |
1046 | outb_p(bank, data->address[ldi] + PC87365_REG_BANK); | |
1047 | outb_p(value, data->address[ldi] + reg); | |
9a61bf63 | 1048 | mutex_unlock(&(data->lock)); |
1da177e4 LT |
1049 | } |
1050 | ||
1051 | static void pc87360_init_client(struct i2c_client *client, int use_thermistors) | |
1052 | { | |
1053 | struct pc87360_data *data = i2c_get_clientdata(client); | |
1054 | int i, nr; | |
1055 | const u8 init_in[14] = { 2, 2, 2, 2, 2, 2, 2, 1, 1, 3, 1, 2, 2, 2 }; | |
1056 | const u8 init_temp[3] = { 2, 2, 1 }; | |
1057 | u8 reg; | |
1058 | ||
1059 | if (init >= 2 && data->innr) { | |
1060 | reg = pc87360_read_value(data, LD_IN, NO_BANK, | |
1061 | PC87365_REG_IN_CONVRATE); | |
368609c5 | 1062 | dev_info(&client->dev, "VLM conversion set to " |
1da177e4 LT |
1063 | "1s period, 160us delay\n"); |
1064 | pc87360_write_value(data, LD_IN, NO_BANK, | |
1065 | PC87365_REG_IN_CONVRATE, | |
1066 | (reg & 0xC0) | 0x11); | |
1067 | } | |
1068 | ||
1069 | nr = data->innr < 11 ? data->innr : 11; | |
dedc6a78 | 1070 | for (i = 0; i < nr; i++) { |
1da177e4 LT |
1071 | if (init >= init_in[i]) { |
1072 | /* Forcibly enable voltage channel */ | |
1073 | reg = pc87360_read_value(data, LD_IN, i, | |
1074 | PC87365_REG_IN_STATUS); | |
1075 | if (!(reg & 0x01)) { | |
1076 | dev_dbg(&client->dev, "Forcibly " | |
1077 | "enabling in%d\n", i); | |
1078 | pc87360_write_value(data, LD_IN, i, | |
1079 | PC87365_REG_IN_STATUS, | |
1080 | (reg & 0x68) | 0x87); | |
1081 | } | |
1082 | } | |
1083 | } | |
1084 | ||
1085 | /* We can't blindly trust the Super-I/O space configuration bit, | |
1086 | most BIOS won't set it properly */ | |
dedc6a78 | 1087 | for (i = 11; i < data->innr; i++) { |
1da177e4 LT |
1088 | reg = pc87360_read_value(data, LD_IN, i, |
1089 | PC87365_REG_TEMP_STATUS); | |
1090 | use_thermistors = use_thermistors || (reg & 0x01); | |
1091 | } | |
1092 | ||
1093 | i = use_thermistors ? 2 : 0; | |
dedc6a78 | 1094 | for (; i < data->tempnr; i++) { |
1da177e4 LT |
1095 | if (init >= init_temp[i]) { |
1096 | /* Forcibly enable temperature channel */ | |
1097 | reg = pc87360_read_value(data, LD_TEMP, i, | |
1098 | PC87365_REG_TEMP_STATUS); | |
1099 | if (!(reg & 0x01)) { | |
1100 | dev_dbg(&client->dev, "Forcibly " | |
1101 | "enabling temp%d\n", i+1); | |
1102 | pc87360_write_value(data, LD_TEMP, i, | |
1103 | PC87365_REG_TEMP_STATUS, | |
1104 | 0xCF); | |
1105 | } | |
1106 | } | |
1107 | } | |
1108 | ||
1109 | if (use_thermistors) { | |
dedc6a78 | 1110 | for (i = 11; i < data->innr; i++) { |
1da177e4 LT |
1111 | if (init >= init_in[i]) { |
1112 | /* The pin may already be used by thermal | |
1113 | diodes */ | |
1114 | reg = pc87360_read_value(data, LD_TEMP, | |
1115 | (i-11)/2, PC87365_REG_TEMP_STATUS); | |
1116 | if (reg & 0x01) { | |
1117 | dev_dbg(&client->dev, "Skipping " | |
1118 | "temp%d, pin already in use " | |
1119 | "by temp%d\n", i-7, (i-11)/2); | |
1120 | continue; | |
1121 | } | |
1122 | ||
1123 | /* Forcibly enable thermistor channel */ | |
1124 | reg = pc87360_read_value(data, LD_IN, i, | |
1125 | PC87365_REG_IN_STATUS); | |
1126 | if (!(reg & 0x01)) { | |
1127 | dev_dbg(&client->dev, "Forcibly " | |
1128 | "enabling temp%d\n", i-7); | |
1129 | pc87360_write_value(data, LD_IN, i, | |
1130 | PC87365_REG_TEMP_STATUS, | |
1131 | (reg & 0x60) | 0x8F); | |
1132 | } | |
1133 | } | |
1134 | } | |
1135 | } | |
1136 | ||
1137 | if (data->innr) { | |
1138 | reg = pc87360_read_value(data, LD_IN, NO_BANK, | |
1139 | PC87365_REG_IN_CONFIG); | |
1140 | if (reg & 0x01) { | |
1141 | dev_dbg(&client->dev, "Forcibly " | |
1142 | "enabling monitoring (VLM)\n"); | |
1143 | pc87360_write_value(data, LD_IN, NO_BANK, | |
1144 | PC87365_REG_IN_CONFIG, | |
1145 | reg & 0xFE); | |
1146 | } | |
1147 | } | |
1148 | ||
1149 | if (data->tempnr) { | |
1150 | reg = pc87360_read_value(data, LD_TEMP, NO_BANK, | |
1151 | PC87365_REG_TEMP_CONFIG); | |
1152 | if (reg & 0x01) { | |
1153 | dev_dbg(&client->dev, "Forcibly enabling " | |
1154 | "monitoring (TMS)\n"); | |
1155 | pc87360_write_value(data, LD_TEMP, NO_BANK, | |
1156 | PC87365_REG_TEMP_CONFIG, | |
1157 | reg & 0xFE); | |
1158 | } | |
1159 | ||
1160 | if (init >= 2) { | |
1161 | /* Chip config as documented by National Semi. */ | |
1162 | pc87360_write_value(data, LD_TEMP, 0xF, 0xA, 0x08); | |
1163 | /* We voluntarily omit the bank here, in case the | |
1164 | sequence itself matters. It shouldn't be a problem, | |
1165 | since nobody else is supposed to access the | |
1166 | device at that point. */ | |
1167 | pc87360_write_value(data, LD_TEMP, NO_BANK, 0xB, 0x04); | |
1168 | pc87360_write_value(data, LD_TEMP, NO_BANK, 0xC, 0x35); | |
1169 | pc87360_write_value(data, LD_TEMP, NO_BANK, 0xD, 0x05); | |
1170 | pc87360_write_value(data, LD_TEMP, NO_BANK, 0xE, 0x05); | |
1171 | } | |
1172 | } | |
1173 | } | |
1174 | ||
1175 | static void pc87360_autodiv(struct i2c_client *client, int nr) | |
1176 | { | |
1177 | struct pc87360_data *data = i2c_get_clientdata(client); | |
1178 | u8 old_min = data->fan_min[nr]; | |
1179 | ||
1180 | /* Increase clock divider if needed and possible */ | |
1181 | if ((data->fan_status[nr] & 0x04) /* overflow flag */ | |
1182 | || (data->fan[nr] >= 224)) { /* next to overflow */ | |
1183 | if ((data->fan_status[nr] & 0x60) != 0x60) { | |
1184 | data->fan_status[nr] += 0x20; | |
1185 | data->fan_min[nr] >>= 1; | |
1186 | data->fan[nr] >>= 1; | |
1187 | dev_dbg(&client->dev, "Increasing " | |
1188 | "clock divider to %d for fan %d\n", | |
1189 | FAN_DIV_FROM_REG(data->fan_status[nr]), nr+1); | |
1190 | } | |
1191 | } else { | |
1192 | /* Decrease clock divider if possible */ | |
1193 | while (!(data->fan_min[nr] & 0x80) /* min "nails" divider */ | |
1194 | && data->fan[nr] < 85 /* bad accuracy */ | |
1195 | && (data->fan_status[nr] & 0x60) != 0x00) { | |
1196 | data->fan_status[nr] -= 0x20; | |
1197 | data->fan_min[nr] <<= 1; | |
1198 | data->fan[nr] <<= 1; | |
1199 | dev_dbg(&client->dev, "Decreasing " | |
1200 | "clock divider to %d for fan %d\n", | |
1201 | FAN_DIV_FROM_REG(data->fan_status[nr]), | |
1202 | nr+1); | |
1203 | } | |
1204 | } | |
1205 | ||
1206 | /* Write new fan min if it changed */ | |
1207 | if (old_min != data->fan_min[nr]) { | |
1208 | pc87360_write_value(data, LD_FAN, NO_BANK, | |
1209 | PC87360_REG_FAN_MIN(nr), | |
1210 | data->fan_min[nr]); | |
1211 | } | |
1212 | } | |
1213 | ||
1214 | static struct pc87360_data *pc87360_update_device(struct device *dev) | |
1215 | { | |
1216 | struct i2c_client *client = to_i2c_client(dev); | |
1217 | struct pc87360_data *data = i2c_get_clientdata(client); | |
1218 | u8 i; | |
1219 | ||
9a61bf63 | 1220 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1221 | |
1222 | if (time_after(jiffies, data->last_updated + HZ * 2) || !data->valid) { | |
1223 | dev_dbg(&client->dev, "Data update\n"); | |
1224 | ||
1225 | /* Fans */ | |
1226 | for (i = 0; i < data->fannr; i++) { | |
1227 | if (FAN_CONFIG_MONITOR(data->fan_conf, i)) { | |
1228 | data->fan_status[i] = | |
1229 | pc87360_read_value(data, LD_FAN, | |
1230 | NO_BANK, PC87360_REG_FAN_STATUS(i)); | |
1231 | data->fan[i] = pc87360_read_value(data, LD_FAN, | |
1232 | NO_BANK, PC87360_REG_FAN(i)); | |
1233 | data->fan_min[i] = pc87360_read_value(data, | |
1234 | LD_FAN, NO_BANK, | |
1235 | PC87360_REG_FAN_MIN(i)); | |
1236 | /* Change clock divider if needed */ | |
1237 | pc87360_autodiv(client, i); | |
1238 | /* Clear bits and write new divider */ | |
1239 | pc87360_write_value(data, LD_FAN, NO_BANK, | |
1240 | PC87360_REG_FAN_STATUS(i), | |
1241 | data->fan_status[i]); | |
1242 | } | |
1243 | if (FAN_CONFIG_CONTROL(data->fan_conf, i)) | |
1244 | data->pwm[i] = pc87360_read_value(data, LD_FAN, | |
1245 | NO_BANK, PC87360_REG_PWM(i)); | |
1246 | } | |
1247 | ||
1248 | /* Voltages */ | |
1249 | for (i = 0; i < data->innr; i++) { | |
1250 | data->in_status[i] = pc87360_read_value(data, LD_IN, i, | |
1251 | PC87365_REG_IN_STATUS); | |
1252 | /* Clear bits */ | |
1253 | pc87360_write_value(data, LD_IN, i, | |
1254 | PC87365_REG_IN_STATUS, | |
1255 | data->in_status[i]); | |
1256 | if ((data->in_status[i] & 0x81) == 0x81) { | |
1257 | data->in[i] = pc87360_read_value(data, LD_IN, | |
1258 | i, PC87365_REG_IN); | |
1259 | } | |
1260 | if (data->in_status[i] & 0x01) { | |
1261 | data->in_min[i] = pc87360_read_value(data, | |
1262 | LD_IN, i, | |
1263 | PC87365_REG_IN_MIN); | |
1264 | data->in_max[i] = pc87360_read_value(data, | |
1265 | LD_IN, i, | |
1266 | PC87365_REG_IN_MAX); | |
1267 | if (i >= 11) | |
1268 | data->in_crit[i-11] = | |
1269 | pc87360_read_value(data, LD_IN, | |
1270 | i, PC87365_REG_TEMP_CRIT); | |
1271 | } | |
1272 | } | |
1273 | if (data->innr) { | |
1274 | data->in_alarms = pc87360_read_value(data, LD_IN, | |
1275 | NO_BANK, PC87365_REG_IN_ALARMS1) | |
1276 | | ((pc87360_read_value(data, LD_IN, | |
1277 | NO_BANK, PC87365_REG_IN_ALARMS2) | |
1278 | & 0x07) << 8); | |
1279 | data->vid = (data->vid_conf & 0xE0) ? | |
1280 | pc87360_read_value(data, LD_IN, | |
1281 | NO_BANK, PC87365_REG_VID) : 0x1F; | |
1282 | } | |
1283 | ||
1284 | /* Temperatures */ | |
1285 | for (i = 0; i < data->tempnr; i++) { | |
1286 | data->temp_status[i] = pc87360_read_value(data, | |
1287 | LD_TEMP, i, | |
1288 | PC87365_REG_TEMP_STATUS); | |
1289 | /* Clear bits */ | |
1290 | pc87360_write_value(data, LD_TEMP, i, | |
1291 | PC87365_REG_TEMP_STATUS, | |
1292 | data->temp_status[i]); | |
1293 | if ((data->temp_status[i] & 0x81) == 0x81) { | |
1294 | data->temp[i] = pc87360_read_value(data, | |
1295 | LD_TEMP, i, | |
1296 | PC87365_REG_TEMP); | |
1297 | } | |
1298 | if (data->temp_status[i] & 0x01) { | |
1299 | data->temp_min[i] = pc87360_read_value(data, | |
1300 | LD_TEMP, i, | |
1301 | PC87365_REG_TEMP_MIN); | |
1302 | data->temp_max[i] = pc87360_read_value(data, | |
1303 | LD_TEMP, i, | |
1304 | PC87365_REG_TEMP_MAX); | |
1305 | data->temp_crit[i] = pc87360_read_value(data, | |
1306 | LD_TEMP, i, | |
1307 | PC87365_REG_TEMP_CRIT); | |
1308 | } | |
1309 | } | |
1310 | if (data->tempnr) { | |
1311 | data->temp_alarms = pc87360_read_value(data, LD_TEMP, | |
1312 | NO_BANK, PC87365_REG_TEMP_ALARMS) | |
1313 | & 0x3F; | |
1314 | } | |
1315 | ||
1316 | data->last_updated = jiffies; | |
1317 | data->valid = 1; | |
1318 | } | |
1319 | ||
9a61bf63 | 1320 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1321 | |
1322 | return data; | |
1323 | } | |
1324 | ||
1325 | static int __init pc87360_init(void) | |
1326 | { | |
1327 | int i; | |
1328 | ||
1329 | if (pc87360_find(0x2e, &devid, extra_isa) | |
1330 | && pc87360_find(0x4e, &devid, extra_isa)) { | |
1331 | printk(KERN_WARNING "pc87360: PC8736x not detected, " | |
1332 | "module not inserted.\n"); | |
1333 | return -ENODEV; | |
1334 | } | |
1335 | ||
1336 | /* Arbitrarily pick one of the addresses */ | |
1337 | for (i = 0; i < 3; i++) { | |
1338 | if (extra_isa[i] != 0x0000) { | |
2d8672c5 | 1339 | address = extra_isa[i]; |
1da177e4 LT |
1340 | break; |
1341 | } | |
1342 | } | |
1343 | ||
2d8672c5 | 1344 | if (address == 0x0000) { |
1da177e4 LT |
1345 | printk(KERN_WARNING "pc87360: No active logical device, " |
1346 | "module not inserted.\n"); | |
1347 | return -ENODEV; | |
1348 | } | |
1349 | ||
fde09509 | 1350 | return i2c_isa_add_driver(&pc87360_driver); |
1da177e4 LT |
1351 | } |
1352 | ||
1353 | static void __exit pc87360_exit(void) | |
1354 | { | |
fde09509 | 1355 | i2c_isa_del_driver(&pc87360_driver); |
1da177e4 LT |
1356 | } |
1357 | ||
1358 | ||
1359 | MODULE_AUTHOR("Jean Delvare <khali@linux-fr.org>"); | |
1360 | MODULE_DESCRIPTION("PC8736x hardware monitor"); | |
1361 | MODULE_LICENSE("GPL"); | |
1362 | ||
1363 | module_init(pc87360_init); | |
1364 | module_exit(pc87360_exit); |