2 w83627hf.c - Part of lm_sensors, Linux kernel modules for hardware
4 Copyright (c) 1998 - 2003 Frodo Looijaard <frodol@dds.nl>,
5 Philip Edelbrock <phil@netroedge.com>,
6 and Mark Studebaker <mdsxyz123@yahoo.com>
7 Ported to 2.6 by Bernhard C. Schrenk <clemy@clemy.org>
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.
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.
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.
25 Supports following chips:
27 Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA
28 w83627hf 9 3 2 3 0x20 0x5ca3 no yes(LPC)
29 w83627thf 7 3 3 3 0x90 0x5ca3 no yes(LPC)
30 w83637hf 7 3 3 3 0x80 0x5ca3 no yes(LPC)
31 w83697hf 8 2 2 2 0x60 0x5ca3 no yes(LPC)
33 For other winbond chips, and for i2c support in the above chips,
36 Note: automatic ("cruise") fan control for 697, 637 & 627thf not
40 #include <linux/module.h>
41 #include <linux/init.h>
42 #include <linux/slab.h>
43 #include <linux/jiffies.h>
44 #include <linux/i2c.h>
45 #include <linux/i2c-isa.h>
46 #include <linux/i2c-sensor.h>
47 #include <linux/i2c-vid.h>
48 #include <linux/hwmon.h>
49 #include <linux/err.h>
53 static u16 force_addr;
54 module_param(force_addr, ushort, 0);
55 MODULE_PARM_DESC(force_addr,
56 "Initialize the base address of the sensors");
57 static u8 force_i2c = 0x1f;
58 module_param(force_i2c, byte, 0);
59 MODULE_PARM_DESC(force_i2c,
60 "Initialize the i2c address of the sensors");
62 /* The actual ISA address is read from Super-I/O configuration space */
63 static unsigned short address;
65 /* Insmod parameters */
66 enum chips { any_chip, w83627hf, w83627thf, w83697hf, w83637hf };
69 module_param(init, bool, 0);
70 MODULE_PARM_DESC(init, "Set to zero to bypass chip initialization");
72 /* modified from kernel/include/traps.c */
73 static int REG; /* The register to read/write */
74 #define DEV 0x07 /* Register: Logical device select */
75 static int VAL; /* The value to read/write */
77 /* logical device numbers for superio_select (below) */
78 #define W83627HF_LD_FDC 0x00
79 #define W83627HF_LD_PRT 0x01
80 #define W83627HF_LD_UART1 0x02
81 #define W83627HF_LD_UART2 0x03
82 #define W83627HF_LD_KBC 0x05
83 #define W83627HF_LD_CIR 0x06 /* w83627hf only */
84 #define W83627HF_LD_GAME 0x07
85 #define W83627HF_LD_MIDI 0x07
86 #define W83627HF_LD_GPIO1 0x07
87 #define W83627HF_LD_GPIO5 0x07 /* w83627thf only */
88 #define W83627HF_LD_GPIO2 0x08
89 #define W83627HF_LD_GPIO3 0x09
90 #define W83627HF_LD_GPIO4 0x09 /* w83627thf only */
91 #define W83627HF_LD_ACPI 0x0a
92 #define W83627HF_LD_HWM 0x0b
94 #define DEVID 0x20 /* Register: Device ID */
96 #define W83627THF_GPIO5_EN 0x30 /* w83627thf only */
97 #define W83627THF_GPIO5_IOSR 0xf3 /* w83627thf only */
98 #define W83627THF_GPIO5_DR 0xf4 /* w83627thf only */
101 superio_outb(int reg, int val)
115 superio_select(int ld)
134 #define W627_DEVID 0x52
135 #define W627THF_DEVID 0x82
136 #define W697_DEVID 0x60
137 #define W637_DEVID 0x70
138 #define WINB_ACT_REG 0x30
139 #define WINB_BASE_REG 0x60
140 /* Constants specified below */
142 /* Length of ISA address segment */
143 #define WINB_EXTENT 8
145 /* Where are the ISA address/data registers relative to the base address */
146 #define W83781D_ADDR_REG_OFFSET 5
147 #define W83781D_DATA_REG_OFFSET 6
149 /* The W83781D registers */
150 /* The W83782D registers for nr=7,8 are in bank 5 */
151 #define W83781D_REG_IN_MAX(nr) ((nr < 7) ? (0x2b + (nr) * 2) : \
152 (0x554 + (((nr) - 7) * 2)))
153 #define W83781D_REG_IN_MIN(nr) ((nr < 7) ? (0x2c + (nr) * 2) : \
154 (0x555 + (((nr) - 7) * 2)))
155 #define W83781D_REG_IN(nr) ((nr < 7) ? (0x20 + (nr)) : \
158 #define W83781D_REG_FAN_MIN(nr) (0x3a + (nr))
159 #define W83781D_REG_FAN(nr) (0x27 + (nr))
161 #define W83781D_REG_TEMP2_CONFIG 0x152
162 #define W83781D_REG_TEMP3_CONFIG 0x252
163 #define W83781D_REG_TEMP(nr) ((nr == 3) ? (0x0250) : \
164 ((nr == 2) ? (0x0150) : \
166 #define W83781D_REG_TEMP_HYST(nr) ((nr == 3) ? (0x253) : \
167 ((nr == 2) ? (0x153) : \
169 #define W83781D_REG_TEMP_OVER(nr) ((nr == 3) ? (0x255) : \
170 ((nr == 2) ? (0x155) : \
173 #define W83781D_REG_BANK 0x4E
175 #define W83781D_REG_CONFIG 0x40
176 #define W83781D_REG_ALARM1 0x41
177 #define W83781D_REG_ALARM2 0x42
178 #define W83781D_REG_ALARM3 0x450
180 #define W83781D_REG_IRQ 0x4C
181 #define W83781D_REG_BEEP_CONFIG 0x4D
182 #define W83781D_REG_BEEP_INTS1 0x56
183 #define W83781D_REG_BEEP_INTS2 0x57
184 #define W83781D_REG_BEEP_INTS3 0x453
186 #define W83781D_REG_VID_FANDIV 0x47
188 #define W83781D_REG_CHIPID 0x49
189 #define W83781D_REG_WCHIPID 0x58
190 #define W83781D_REG_CHIPMAN 0x4F
191 #define W83781D_REG_PIN 0x4B
193 #define W83781D_REG_VBAT 0x5D
195 #define W83627HF_REG_PWM1 0x5A
196 #define W83627HF_REG_PWM2 0x5B
197 #define W83627HF_REG_PWMCLK12 0x5C
199 #define W83627THF_REG_PWM1 0x01 /* 697HF and 637HF too */
200 #define W83627THF_REG_PWM2 0x03 /* 697HF and 637HF too */
201 #define W83627THF_REG_PWM3 0x11 /* 637HF too */
203 #define W83627THF_REG_VRM_OVT_CFG 0x18 /* 637HF too */
205 static const u8 regpwm_627hf[] = { W83627HF_REG_PWM1, W83627HF_REG_PWM2 };
206 static const u8 regpwm[] = { W83627THF_REG_PWM1, W83627THF_REG_PWM2,
207 W83627THF_REG_PWM3 };
208 #define W836X7HF_REG_PWM(type, nr) (((type) == w83627hf) ? \
209 regpwm_627hf[(nr) - 1] : regpwm[(nr) - 1])
211 #define W83781D_REG_I2C_ADDR 0x48
212 #define W83781D_REG_I2C_SUBADDR 0x4A
214 /* Sensor selection */
215 #define W83781D_REG_SCFG1 0x5D
216 static const u8 BIT_SCFG1[] = { 0x02, 0x04, 0x08 };
217 #define W83781D_REG_SCFG2 0x59
218 static const u8 BIT_SCFG2[] = { 0x10, 0x20, 0x40 };
219 #define W83781D_DEFAULT_BETA 3435
221 /* Conversions. Limit checking is only done on the TO_REG
222 variants. Note that you should be a bit careful with which arguments
223 these macros are called: arguments may be evaluated more than once.
224 Fixing this is just not worth it. */
225 #define IN_TO_REG(val) (SENSORS_LIMIT((((val) + 8)/16),0,255))
226 #define IN_FROM_REG(val) ((val) * 16)
228 static inline u8 FAN_TO_REG(long rpm, int div)
232 rpm = SENSORS_LIMIT(rpm, 1, 1000000);
233 return SENSORS_LIMIT((1350000 + rpm * div / 2) / (rpm * div), 1,
237 #define TEMP_MIN (-128000)
238 #define TEMP_MAX ( 127000)
240 /* TEMP: 0.001C/bit (-128C to +127C)
241 REG: 1C/bit, two's complement */
242 static u8 TEMP_TO_REG(int temp)
244 int ntemp = SENSORS_LIMIT(temp, TEMP_MIN, TEMP_MAX);
245 ntemp += (ntemp<0 ? -500 : 500);
246 return (u8)(ntemp / 1000);
249 static int TEMP_FROM_REG(u8 reg)
251 return (s8)reg * 1000;
254 #define FAN_FROM_REG(val,div) ((val)==0?-1:(val)==255?0:1350000/((val)*(div)))
256 #define PWM_TO_REG(val) (SENSORS_LIMIT((val),0,255))
258 #define BEEP_MASK_FROM_REG(val) (val)
259 #define BEEP_MASK_TO_REG(val) ((val) & 0xffffff)
260 #define BEEP_ENABLE_TO_REG(val) ((val)?1:0)
261 #define BEEP_ENABLE_FROM_REG(val) ((val)?1:0)
263 #define DIV_FROM_REG(val) (1 << (val))
265 static inline u8 DIV_TO_REG(long val)
268 val = SENSORS_LIMIT(val, 1, 128) >> 1;
269 for (i = 0; i < 7; i++) {
277 /* For each registered chip, we need to keep some data in memory. That
278 data is pointed to by w83627hf_list[NR]->data. The structure itself is
279 dynamically allocated, at the same time when a new client is allocated. */
280 struct w83627hf_data {
281 struct i2c_client client;
282 struct class_device *class_dev;
283 struct semaphore lock;
286 struct semaphore update_lock;
287 char valid; /* !=0 if following fields are valid */
288 unsigned long last_updated; /* In jiffies */
290 struct i2c_client *lm75; /* for secondary I2C addresses */
291 /* pointer to array of 2 subclients */
293 u8 in[9]; /* Register value */
294 u8 in_max[9]; /* Register value */
295 u8 in_min[9]; /* Register value */
296 u8 fan[3]; /* Register value */
297 u8 fan_min[3]; /* Register value */
299 u8 temp_max; /* Register value */
300 u8 temp_max_hyst; /* Register value */
301 u16 temp_add[2]; /* Register value */
302 u16 temp_max_add[2]; /* Register value */
303 u16 temp_max_hyst_add[2]; /* Register value */
304 u8 fan_div[3]; /* Register encoding, shifted right */
305 u8 vid; /* Register encoding, combined */
306 u32 alarms; /* Register encoding, combined */
307 u32 beep_mask; /* Register encoding, combined */
308 u8 beep_enable; /* Boolean */
309 u8 pwm[3]; /* Register value */
310 u16 sens[3]; /* 782D/783S only.
311 1 = pentium diode; 2 = 3904 diode;
312 3000-5000 = thermistor beta.
314 Other Betas unimplemented */
316 u8 vrm_ovt; /* Register value, 627thf & 637hf only */
320 static int w83627hf_detect(struct i2c_adapter *adapter);
321 static int w83627hf_detach_client(struct i2c_client *client);
323 static int w83627hf_read_value(struct i2c_client *client, u16 register);
324 static int w83627hf_write_value(struct i2c_client *client, u16 register,
326 static struct w83627hf_data *w83627hf_update_device(struct device *dev);
327 static void w83627hf_init_client(struct i2c_client *client);
329 static struct i2c_driver w83627hf_driver = {
330 .owner = THIS_MODULE,
332 .attach_adapter = w83627hf_detect,
333 .detach_client = w83627hf_detach_client,
336 /* following are the sysfs callback functions */
337 #define show_in_reg(reg) \
338 static ssize_t show_##reg (struct device *dev, char *buf, int nr) \
340 struct w83627hf_data *data = w83627hf_update_device(dev); \
341 return sprintf(buf,"%ld\n", (long)IN_FROM_REG(data->reg[nr])); \
347 #define store_in_reg(REG, reg) \
349 store_in_##reg (struct device *dev, const char *buf, size_t count, int nr) \
351 struct i2c_client *client = to_i2c_client(dev); \
352 struct w83627hf_data *data = i2c_get_clientdata(client); \
355 val = simple_strtoul(buf, NULL, 10); \
357 down(&data->update_lock); \
358 data->in_##reg[nr] = IN_TO_REG(val); \
359 w83627hf_write_value(client, W83781D_REG_IN_##REG(nr), \
360 data->in_##reg[nr]); \
362 up(&data->update_lock); \
365 store_in_reg(MIN, min)
366 store_in_reg(MAX, max)
368 #define sysfs_in_offset(offset) \
370 show_regs_in_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
372 return show_in(dev, buf, offset); \
374 static DEVICE_ATTR(in##offset##_input, S_IRUGO, show_regs_in_##offset, NULL);
376 #define sysfs_in_reg_offset(reg, offset) \
377 static ssize_t show_regs_in_##reg##offset (struct device *dev, struct device_attribute *attr, char *buf) \
379 return show_in_##reg (dev, buf, offset); \
382 store_regs_in_##reg##offset (struct device *dev, struct device_attribute *attr, \
383 const char *buf, size_t count) \
385 return store_in_##reg (dev, buf, count, offset); \
387 static DEVICE_ATTR(in##offset##_##reg, S_IRUGO| S_IWUSR, \
388 show_regs_in_##reg##offset, store_regs_in_##reg##offset);
390 #define sysfs_in_offsets(offset) \
391 sysfs_in_offset(offset) \
392 sysfs_in_reg_offset(min, offset) \
393 sysfs_in_reg_offset(max, offset)
404 /* use a different set of functions for in0 */
405 static ssize_t show_in_0(struct w83627hf_data *data, char *buf, u8 reg)
409 if ((data->vrm_ovt & 0x01) &&
410 (w83627thf == data->type || w83637hf == data->type))
412 /* use VRM9 calculation */
413 in0 = (long)((reg * 488 + 70000 + 50) / 100);
415 /* use VRM8 (standard) calculation */
416 in0 = (long)IN_FROM_REG(reg);
418 return sprintf(buf,"%ld\n", in0);
421 static ssize_t show_regs_in_0(struct device *dev, struct device_attribute *attr, char *buf)
423 struct w83627hf_data *data = w83627hf_update_device(dev);
424 return show_in_0(data, buf, data->in[0]);
427 static ssize_t show_regs_in_min0(struct device *dev, struct device_attribute *attr, char *buf)
429 struct w83627hf_data *data = w83627hf_update_device(dev);
430 return show_in_0(data, buf, data->in_min[0]);
433 static ssize_t show_regs_in_max0(struct device *dev, struct device_attribute *attr, char *buf)
435 struct w83627hf_data *data = w83627hf_update_device(dev);
436 return show_in_0(data, buf, data->in_max[0]);
439 static ssize_t store_regs_in_min0(struct device *dev, struct device_attribute *attr,
440 const char *buf, size_t count)
442 struct i2c_client *client = to_i2c_client(dev);
443 struct w83627hf_data *data = i2c_get_clientdata(client);
446 val = simple_strtoul(buf, NULL, 10);
448 down(&data->update_lock);
450 if ((data->vrm_ovt & 0x01) &&
451 (w83627thf == data->type || w83637hf == data->type))
453 /* use VRM9 calculation */
454 data->in_min[0] = (u8)(((val * 100) - 70000 + 244) / 488);
456 /* use VRM8 (standard) calculation */
457 data->in_min[0] = IN_TO_REG(val);
459 w83627hf_write_value(client, W83781D_REG_IN_MIN(0), data->in_min[0]);
460 up(&data->update_lock);
464 static ssize_t store_regs_in_max0(struct device *dev, struct device_attribute *attr,
465 const char *buf, size_t count)
467 struct i2c_client *client = to_i2c_client(dev);
468 struct w83627hf_data *data = i2c_get_clientdata(client);
471 val = simple_strtoul(buf, NULL, 10);
473 down(&data->update_lock);
475 if ((data->vrm_ovt & 0x01) &&
476 (w83627thf == data->type || w83637hf == data->type))
478 /* use VRM9 calculation */
479 data->in_max[0] = (u8)(((val * 100) - 70000 + 244) / 488);
481 /* use VRM8 (standard) calculation */
482 data->in_max[0] = IN_TO_REG(val);
484 w83627hf_write_value(client, W83781D_REG_IN_MAX(0), data->in_max[0]);
485 up(&data->update_lock);
489 static DEVICE_ATTR(in0_input, S_IRUGO, show_regs_in_0, NULL);
490 static DEVICE_ATTR(in0_min, S_IRUGO | S_IWUSR,
491 show_regs_in_min0, store_regs_in_min0);
492 static DEVICE_ATTR(in0_max, S_IRUGO | S_IWUSR,
493 show_regs_in_max0, store_regs_in_max0);
495 #define device_create_file_in(client, offset) \
497 device_create_file(&client->dev, &dev_attr_in##offset##_input); \
498 device_create_file(&client->dev, &dev_attr_in##offset##_min); \
499 device_create_file(&client->dev, &dev_attr_in##offset##_max); \
502 #define show_fan_reg(reg) \
503 static ssize_t show_##reg (struct device *dev, char *buf, int nr) \
505 struct w83627hf_data *data = w83627hf_update_device(dev); \
506 return sprintf(buf,"%ld\n", \
507 FAN_FROM_REG(data->reg[nr-1], \
508 (long)DIV_FROM_REG(data->fan_div[nr-1]))); \
511 show_fan_reg(fan_min);
514 store_fan_min(struct device *dev, const char *buf, size_t count, int nr)
516 struct i2c_client *client = to_i2c_client(dev);
517 struct w83627hf_data *data = i2c_get_clientdata(client);
520 val = simple_strtoul(buf, NULL, 10);
522 down(&data->update_lock);
523 data->fan_min[nr - 1] =
524 FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr - 1]));
525 w83627hf_write_value(client, W83781D_REG_FAN_MIN(nr),
526 data->fan_min[nr - 1]);
528 up(&data->update_lock);
532 #define sysfs_fan_offset(offset) \
533 static ssize_t show_regs_fan_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
535 return show_fan(dev, buf, offset); \
537 static DEVICE_ATTR(fan##offset##_input, S_IRUGO, show_regs_fan_##offset, NULL);
539 #define sysfs_fan_min_offset(offset) \
540 static ssize_t show_regs_fan_min##offset (struct device *dev, struct device_attribute *attr, char *buf) \
542 return show_fan_min(dev, buf, offset); \
545 store_regs_fan_min##offset (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
547 return store_fan_min(dev, buf, count, offset); \
549 static DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \
550 show_regs_fan_min##offset, store_regs_fan_min##offset);
553 sysfs_fan_min_offset(1);
555 sysfs_fan_min_offset(2);
557 sysfs_fan_min_offset(3);
559 #define device_create_file_fan(client, offset) \
561 device_create_file(&client->dev, &dev_attr_fan##offset##_input); \
562 device_create_file(&client->dev, &dev_attr_fan##offset##_min); \
565 #define show_temp_reg(reg) \
566 static ssize_t show_##reg (struct device *dev, char *buf, int nr) \
568 struct w83627hf_data *data = w83627hf_update_device(dev); \
569 if (nr >= 2) { /* TEMP2 and TEMP3 */ \
570 return sprintf(buf,"%ld\n", \
571 (long)LM75_TEMP_FROM_REG(data->reg##_add[nr-2])); \
572 } else { /* TEMP1 */ \
573 return sprintf(buf,"%ld\n", (long)TEMP_FROM_REG(data->reg)); \
577 show_temp_reg(temp_max);
578 show_temp_reg(temp_max_hyst);
580 #define store_temp_reg(REG, reg) \
582 store_temp_##reg (struct device *dev, const char *buf, size_t count, int nr) \
584 struct i2c_client *client = to_i2c_client(dev); \
585 struct w83627hf_data *data = i2c_get_clientdata(client); \
588 val = simple_strtoul(buf, NULL, 10); \
590 down(&data->update_lock); \
592 if (nr >= 2) { /* TEMP2 and TEMP3 */ \
593 data->temp_##reg##_add[nr-2] = LM75_TEMP_TO_REG(val); \
594 w83627hf_write_value(client, W83781D_REG_TEMP_##REG(nr), \
595 data->temp_##reg##_add[nr-2]); \
596 } else { /* TEMP1 */ \
597 data->temp_##reg = TEMP_TO_REG(val); \
598 w83627hf_write_value(client, W83781D_REG_TEMP_##REG(nr), \
602 up(&data->update_lock); \
605 store_temp_reg(OVER, max);
606 store_temp_reg(HYST, max_hyst);
608 #define sysfs_temp_offset(offset) \
610 show_regs_temp_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
612 return show_temp(dev, buf, offset); \
614 static DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_regs_temp_##offset, NULL);
616 #define sysfs_temp_reg_offset(reg, offset) \
617 static ssize_t show_regs_temp_##reg##offset (struct device *dev, struct device_attribute *attr, char *buf) \
619 return show_temp_##reg (dev, buf, offset); \
622 store_regs_temp_##reg##offset (struct device *dev, struct device_attribute *attr, \
623 const char *buf, size_t count) \
625 return store_temp_##reg (dev, buf, count, offset); \
627 static DEVICE_ATTR(temp##offset##_##reg, S_IRUGO| S_IWUSR, \
628 show_regs_temp_##reg##offset, store_regs_temp_##reg##offset);
630 #define sysfs_temp_offsets(offset) \
631 sysfs_temp_offset(offset) \
632 sysfs_temp_reg_offset(max, offset) \
633 sysfs_temp_reg_offset(max_hyst, offset)
635 sysfs_temp_offsets(1);
636 sysfs_temp_offsets(2);
637 sysfs_temp_offsets(3);
639 #define device_create_file_temp(client, offset) \
641 device_create_file(&client->dev, &dev_attr_temp##offset##_input); \
642 device_create_file(&client->dev, &dev_attr_temp##offset##_max); \
643 device_create_file(&client->dev, &dev_attr_temp##offset##_max_hyst); \
647 show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf)
649 struct w83627hf_data *data = w83627hf_update_device(dev);
650 return sprintf(buf, "%ld\n", (long) vid_from_reg(data->vid, data->vrm));
652 static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL);
653 #define device_create_file_vid(client) \
654 device_create_file(&client->dev, &dev_attr_cpu0_vid)
657 show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf)
659 struct w83627hf_data *data = w83627hf_update_device(dev);
660 return sprintf(buf, "%ld\n", (long) data->vrm);
663 store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
665 struct i2c_client *client = to_i2c_client(dev);
666 struct w83627hf_data *data = i2c_get_clientdata(client);
669 val = simple_strtoul(buf, NULL, 10);
674 static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg);
675 #define device_create_file_vrm(client) \
676 device_create_file(&client->dev, &dev_attr_vrm)
679 show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf)
681 struct w83627hf_data *data = w83627hf_update_device(dev);
682 return sprintf(buf, "%ld\n", (long) data->alarms);
684 static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL);
685 #define device_create_file_alarms(client) \
686 device_create_file(&client->dev, &dev_attr_alarms)
688 #define show_beep_reg(REG, reg) \
689 static ssize_t show_beep_##reg (struct device *dev, struct device_attribute *attr, char *buf) \
691 struct w83627hf_data *data = w83627hf_update_device(dev); \
692 return sprintf(buf,"%ld\n", \
693 (long)BEEP_##REG##_FROM_REG(data->beep_##reg)); \
695 show_beep_reg(ENABLE, enable)
696 show_beep_reg(MASK, mask)
698 #define BEEP_ENABLE 0 /* Store beep_enable */
699 #define BEEP_MASK 1 /* Store beep_mask */
702 store_beep_reg(struct device *dev, const char *buf, size_t count,
705 struct i2c_client *client = to_i2c_client(dev);
706 struct w83627hf_data *data = i2c_get_clientdata(client);
709 val = simple_strtoul(buf, NULL, 10);
711 down(&data->update_lock);
713 if (update_mask == BEEP_MASK) { /* We are storing beep_mask */
714 data->beep_mask = BEEP_MASK_TO_REG(val);
715 w83627hf_write_value(client, W83781D_REG_BEEP_INTS1,
716 data->beep_mask & 0xff);
717 w83627hf_write_value(client, W83781D_REG_BEEP_INTS3,
718 ((data->beep_mask) >> 16) & 0xff);
719 val2 = (data->beep_mask >> 8) & 0x7f;
720 } else { /* We are storing beep_enable */
722 w83627hf_read_value(client, W83781D_REG_BEEP_INTS2) & 0x7f;
723 data->beep_enable = BEEP_ENABLE_TO_REG(val);
726 w83627hf_write_value(client, W83781D_REG_BEEP_INTS2,
727 val2 | data->beep_enable << 7);
729 up(&data->update_lock);
733 #define sysfs_beep(REG, reg) \
734 static ssize_t show_regs_beep_##reg (struct device *dev, struct device_attribute *attr, char *buf) \
736 return show_beep_##reg(dev, attr, buf); \
739 store_regs_beep_##reg (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
741 return store_beep_reg(dev, buf, count, BEEP_##REG); \
743 static DEVICE_ATTR(beep_##reg, S_IRUGO | S_IWUSR, \
744 show_regs_beep_##reg, store_regs_beep_##reg);
746 sysfs_beep(ENABLE, enable);
747 sysfs_beep(MASK, mask);
749 #define device_create_file_beep(client) \
751 device_create_file(&client->dev, &dev_attr_beep_enable); \
752 device_create_file(&client->dev, &dev_attr_beep_mask); \
756 show_fan_div_reg(struct device *dev, char *buf, int nr)
758 struct w83627hf_data *data = w83627hf_update_device(dev);
759 return sprintf(buf, "%ld\n",
760 (long) DIV_FROM_REG(data->fan_div[nr - 1]));
763 /* Note: we save and restore the fan minimum here, because its value is
764 determined in part by the fan divisor. This follows the principle of
765 least suprise; the user doesn't expect the fan minimum to change just
766 because the divisor changed. */
768 store_fan_div_reg(struct device *dev, const char *buf, size_t count, int nr)
770 struct i2c_client *client = to_i2c_client(dev);
771 struct w83627hf_data *data = i2c_get_clientdata(client);
774 unsigned long val = simple_strtoul(buf, NULL, 10);
776 down(&data->update_lock);
779 min = FAN_FROM_REG(data->fan_min[nr],
780 DIV_FROM_REG(data->fan_div[nr]));
782 data->fan_div[nr] = DIV_TO_REG(val);
784 reg = (w83627hf_read_value(client, nr==2 ? W83781D_REG_PIN : W83781D_REG_VID_FANDIV)
785 & (nr==0 ? 0xcf : 0x3f))
786 | ((data->fan_div[nr] & 0x03) << (nr==0 ? 4 : 6));
787 w83627hf_write_value(client, nr==2 ? W83781D_REG_PIN : W83781D_REG_VID_FANDIV, reg);
789 reg = (w83627hf_read_value(client, W83781D_REG_VBAT)
791 | ((data->fan_div[nr] & 0x04) << (3 + nr));
792 w83627hf_write_value(client, W83781D_REG_VBAT, reg);
794 /* Restore fan_min */
795 data->fan_min[nr] = FAN_TO_REG(min, DIV_FROM_REG(data->fan_div[nr]));
796 w83627hf_write_value(client, W83781D_REG_FAN_MIN(nr+1), data->fan_min[nr]);
798 up(&data->update_lock);
802 #define sysfs_fan_div(offset) \
803 static ssize_t show_regs_fan_div_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
805 return show_fan_div_reg(dev, buf, offset); \
808 store_regs_fan_div_##offset (struct device *dev, struct device_attribute *attr, \
809 const char *buf, size_t count) \
811 return store_fan_div_reg(dev, buf, count, offset - 1); \
813 static DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \
814 show_regs_fan_div_##offset, store_regs_fan_div_##offset);
820 #define device_create_file_fan_div(client, offset) \
822 device_create_file(&client->dev, &dev_attr_fan##offset##_div); \
826 show_pwm_reg(struct device *dev, char *buf, int nr)
828 struct w83627hf_data *data = w83627hf_update_device(dev);
829 return sprintf(buf, "%ld\n", (long) data->pwm[nr - 1]);
833 store_pwm_reg(struct device *dev, const char *buf, size_t count, int nr)
835 struct i2c_client *client = to_i2c_client(dev);
836 struct w83627hf_data *data = i2c_get_clientdata(client);
839 val = simple_strtoul(buf, NULL, 10);
841 down(&data->update_lock);
843 if (data->type == w83627thf) {
844 /* bits 0-3 are reserved in 627THF */
845 data->pwm[nr - 1] = PWM_TO_REG(val) & 0xf0;
846 w83627hf_write_value(client,
847 W836X7HF_REG_PWM(data->type, nr),
849 (w83627hf_read_value(client,
850 W836X7HF_REG_PWM(data->type, nr)) & 0x0f));
852 data->pwm[nr - 1] = PWM_TO_REG(val);
853 w83627hf_write_value(client,
854 W836X7HF_REG_PWM(data->type, nr),
858 up(&data->update_lock);
862 #define sysfs_pwm(offset) \
863 static ssize_t show_regs_pwm_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
865 return show_pwm_reg(dev, buf, offset); \
868 store_regs_pwm_##offset (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
870 return store_pwm_reg(dev, buf, count, offset); \
872 static DEVICE_ATTR(pwm##offset, S_IRUGO | S_IWUSR, \
873 show_regs_pwm_##offset, store_regs_pwm_##offset);
879 #define device_create_file_pwm(client, offset) \
881 device_create_file(&client->dev, &dev_attr_pwm##offset); \
885 show_sensor_reg(struct device *dev, char *buf, int nr)
887 struct w83627hf_data *data = w83627hf_update_device(dev);
888 return sprintf(buf, "%ld\n", (long) data->sens[nr - 1]);
892 store_sensor_reg(struct device *dev, const char *buf, size_t count, int nr)
894 struct i2c_client *client = to_i2c_client(dev);
895 struct w83627hf_data *data = i2c_get_clientdata(client);
898 val = simple_strtoul(buf, NULL, 10);
900 down(&data->update_lock);
903 case 1: /* PII/Celeron diode */
904 tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
905 w83627hf_write_value(client, W83781D_REG_SCFG1,
906 tmp | BIT_SCFG1[nr - 1]);
907 tmp = w83627hf_read_value(client, W83781D_REG_SCFG2);
908 w83627hf_write_value(client, W83781D_REG_SCFG2,
909 tmp | BIT_SCFG2[nr - 1]);
910 data->sens[nr - 1] = val;
913 tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
914 w83627hf_write_value(client, W83781D_REG_SCFG1,
915 tmp | BIT_SCFG1[nr - 1]);
916 tmp = w83627hf_read_value(client, W83781D_REG_SCFG2);
917 w83627hf_write_value(client, W83781D_REG_SCFG2,
918 tmp & ~BIT_SCFG2[nr - 1]);
919 data->sens[nr - 1] = val;
921 case W83781D_DEFAULT_BETA: /* thermistor */
922 tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
923 w83627hf_write_value(client, W83781D_REG_SCFG1,
924 tmp & ~BIT_SCFG1[nr - 1]);
925 data->sens[nr - 1] = val;
928 dev_err(&client->dev,
929 "Invalid sensor type %ld; must be 1, 2, or %d\n",
930 (long) val, W83781D_DEFAULT_BETA);
934 up(&data->update_lock);
938 #define sysfs_sensor(offset) \
939 static ssize_t show_regs_sensor_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
941 return show_sensor_reg(dev, buf, offset); \
944 store_regs_sensor_##offset (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
946 return store_sensor_reg(dev, buf, count, offset); \
948 static DEVICE_ATTR(temp##offset##_type, S_IRUGO | S_IWUSR, \
949 show_regs_sensor_##offset, store_regs_sensor_##offset);
955 #define device_create_file_sensor(client, offset) \
957 device_create_file(&client->dev, &dev_attr_temp##offset##_type); \
961 static int w83627hf_find(int sioaddr, unsigned short *addr)
969 val= superio_inb(DEVID);
970 if(val != W627_DEVID &&
971 val != W627THF_DEVID &&
978 superio_select(W83627HF_LD_HWM);
979 val = (superio_inb(WINB_BASE_REG) << 8) |
980 superio_inb(WINB_BASE_REG + 1);
981 *addr = val & ~(WINB_EXTENT - 1);
982 if (*addr == 0 && force_addr == 0) {
991 static int w83627hf_detect(struct i2c_adapter *adapter)
994 struct i2c_client *new_client;
995 struct w83627hf_data *data;
997 const char *client_name = "";
1000 address = force_addr & ~(WINB_EXTENT - 1);
1002 if (!request_region(address, WINB_EXTENT, w83627hf_driver.name)) {
1008 printk("w83627hf.o: forcing ISA address 0x%04X\n", address);
1010 superio_select(W83627HF_LD_HWM);
1011 superio_outb(WINB_BASE_REG, address >> 8);
1012 superio_outb(WINB_BASE_REG+1, address & 0xff);
1017 val= superio_inb(DEVID);
1018 if(val == W627_DEVID)
1020 else if(val == W697_DEVID)
1022 else if(val == W627THF_DEVID)
1024 else if(val == W637_DEVID)
1027 dev_info(&adapter->dev,
1028 "Unsupported chip (dev_id=0x%02X).\n", val);
1032 superio_select(W83627HF_LD_HWM);
1033 if((val = 0x01 & superio_inb(WINB_ACT_REG)) == 0)
1034 superio_outb(WINB_ACT_REG, 1);
1037 /* OK. For now, we presume we have a valid client. We now create the
1038 client structure, even though we cannot fill it completely yet.
1039 But it allows us to access w83627hf_{read,write}_value. */
1041 if (!(data = kmalloc(sizeof(struct w83627hf_data), GFP_KERNEL))) {
1045 memset(data, 0, sizeof(struct w83627hf_data));
1047 new_client = &data->client;
1048 i2c_set_clientdata(new_client, data);
1049 new_client->addr = address;
1050 init_MUTEX(&data->lock);
1051 new_client->adapter = adapter;
1052 new_client->driver = &w83627hf_driver;
1053 new_client->flags = 0;
1056 if (kind == w83627hf) {
1057 client_name = "w83627hf";
1058 } else if (kind == w83627thf) {
1059 client_name = "w83627thf";
1060 } else if (kind == w83697hf) {
1061 client_name = "w83697hf";
1062 } else if (kind == w83637hf) {
1063 client_name = "w83637hf";
1066 /* Fill in the remaining client fields and put into the global list */
1067 strlcpy(new_client->name, client_name, I2C_NAME_SIZE);
1070 init_MUTEX(&data->update_lock);
1072 /* Tell the I2C layer a new client has arrived */
1073 if ((err = i2c_attach_client(new_client)))
1078 /* Initialize the chip */
1079 w83627hf_init_client(new_client);
1081 /* A few vars need to be filled upon startup */
1082 data->fan_min[0] = w83627hf_read_value(new_client, W83781D_REG_FAN_MIN(1));
1083 data->fan_min[1] = w83627hf_read_value(new_client, W83781D_REG_FAN_MIN(2));
1084 data->fan_min[2] = w83627hf_read_value(new_client, W83781D_REG_FAN_MIN(3));
1086 /* Register sysfs hooks */
1087 data->class_dev = hwmon_device_register(&new_client->dev);
1088 if (IS_ERR(data->class_dev)) {
1089 err = PTR_ERR(data->class_dev);
1093 device_create_file_in(new_client, 0);
1094 if (kind != w83697hf)
1095 device_create_file_in(new_client, 1);
1096 device_create_file_in(new_client, 2);
1097 device_create_file_in(new_client, 3);
1098 device_create_file_in(new_client, 4);
1099 if (kind != w83627thf && kind != w83637hf) {
1100 device_create_file_in(new_client, 5);
1101 device_create_file_in(new_client, 6);
1103 device_create_file_in(new_client, 7);
1104 device_create_file_in(new_client, 8);
1106 device_create_file_fan(new_client, 1);
1107 device_create_file_fan(new_client, 2);
1108 if (kind != w83697hf)
1109 device_create_file_fan(new_client, 3);
1111 device_create_file_temp(new_client, 1);
1112 device_create_file_temp(new_client, 2);
1113 if (kind != w83697hf)
1114 device_create_file_temp(new_client, 3);
1116 if (kind != w83697hf)
1117 device_create_file_vid(new_client);
1119 if (kind != w83697hf)
1120 device_create_file_vrm(new_client);
1122 device_create_file_fan_div(new_client, 1);
1123 device_create_file_fan_div(new_client, 2);
1124 if (kind != w83697hf)
1125 device_create_file_fan_div(new_client, 3);
1127 device_create_file_alarms(new_client);
1129 device_create_file_beep(new_client);
1131 device_create_file_pwm(new_client, 1);
1132 device_create_file_pwm(new_client, 2);
1133 if (kind == w83627thf || kind == w83637hf)
1134 device_create_file_pwm(new_client, 3);
1136 device_create_file_sensor(new_client, 1);
1137 device_create_file_sensor(new_client, 2);
1138 if (kind != w83697hf)
1139 device_create_file_sensor(new_client, 3);
1144 i2c_detach_client(new_client);
1148 release_region(address, WINB_EXTENT);
1153 static int w83627hf_detach_client(struct i2c_client *client)
1155 struct w83627hf_data *data = i2c_get_clientdata(client);
1158 hwmon_device_unregister(data->class_dev);
1160 if ((err = i2c_detach_client(client))) {
1161 dev_err(&client->dev,
1162 "Client deregistration failed, client not detached.\n");
1166 release_region(client->addr, WINB_EXTENT);
1174 ISA access must always be locked explicitly!
1175 We ignore the W83781D BUSY flag at this moment - it could lead to deadlocks,
1176 would slow down the W83781D access and should not be necessary.
1177 There are some ugly typecasts here, but the good news is - they should
1178 nowhere else be necessary! */
1179 static int w83627hf_read_value(struct i2c_client *client, u16 reg)
1181 struct w83627hf_data *data = i2c_get_clientdata(client);
1182 int res, word_sized;
1185 word_sized = (((reg & 0xff00) == 0x100)
1186 || ((reg & 0xff00) == 0x200))
1187 && (((reg & 0x00ff) == 0x50)
1188 || ((reg & 0x00ff) == 0x53)
1189 || ((reg & 0x00ff) == 0x55));
1191 outb_p(W83781D_REG_BANK,
1192 client->addr + W83781D_ADDR_REG_OFFSET);
1194 client->addr + W83781D_DATA_REG_OFFSET);
1196 outb_p(reg & 0xff, client->addr + W83781D_ADDR_REG_OFFSET);
1197 res = inb_p(client->addr + W83781D_DATA_REG_OFFSET);
1199 outb_p((reg & 0xff) + 1,
1200 client->addr + W83781D_ADDR_REG_OFFSET);
1202 (res << 8) + inb_p(client->addr +
1203 W83781D_DATA_REG_OFFSET);
1206 outb_p(W83781D_REG_BANK,
1207 client->addr + W83781D_ADDR_REG_OFFSET);
1208 outb_p(0, client->addr + W83781D_DATA_REG_OFFSET);
1214 static int w83627thf_read_gpio5(struct i2c_client *client)
1216 int res = 0xff, sel;
1219 superio_select(W83627HF_LD_GPIO5);
1221 /* Make sure these GPIO pins are enabled */
1222 if (!(superio_inb(W83627THF_GPIO5_EN) & (1<<3))) {
1223 dev_dbg(&client->dev, "GPIO5 disabled, no VID function\n");
1227 /* Make sure the pins are configured for input
1228 There must be at least five (VRM 9), and possibly 6 (VRM 10) */
1229 sel = superio_inb(W83627THF_GPIO5_IOSR);
1230 if ((sel & 0x1f) != 0x1f) {
1231 dev_dbg(&client->dev, "GPIO5 not configured for VID "
1236 dev_info(&client->dev, "Reading VID from GPIO5\n");
1237 res = superio_inb(W83627THF_GPIO5_DR) & sel;
1244 static int w83627hf_write_value(struct i2c_client *client, u16 reg, u16 value)
1246 struct w83627hf_data *data = i2c_get_clientdata(client);
1250 word_sized = (((reg & 0xff00) == 0x100)
1251 || ((reg & 0xff00) == 0x200))
1252 && (((reg & 0x00ff) == 0x53)
1253 || ((reg & 0x00ff) == 0x55));
1255 outb_p(W83781D_REG_BANK,
1256 client->addr + W83781D_ADDR_REG_OFFSET);
1258 client->addr + W83781D_DATA_REG_OFFSET);
1260 outb_p(reg & 0xff, client->addr + W83781D_ADDR_REG_OFFSET);
1263 client->addr + W83781D_DATA_REG_OFFSET);
1264 outb_p((reg & 0xff) + 1,
1265 client->addr + W83781D_ADDR_REG_OFFSET);
1267 outb_p(value & 0xff,
1268 client->addr + W83781D_DATA_REG_OFFSET);
1270 outb_p(W83781D_REG_BANK,
1271 client->addr + W83781D_ADDR_REG_OFFSET);
1272 outb_p(0, client->addr + W83781D_DATA_REG_OFFSET);
1278 /* Called when we have found a new W83781D. It should set limits, etc. */
1279 static void w83627hf_init_client(struct i2c_client *client)
1281 struct w83627hf_data *data = i2c_get_clientdata(client);
1283 int type = data->type;
1287 /* save this register */
1288 i = w83627hf_read_value(client, W83781D_REG_BEEP_CONFIG);
1289 /* Reset all except Watchdog values and last conversion values
1290 This sets fan-divs to 2, among others */
1291 w83627hf_write_value(client, W83781D_REG_CONFIG, 0x80);
1292 /* Restore the register and disable power-on abnormal beep.
1293 This saves FAN 1/2/3 input/output values set by BIOS. */
1294 w83627hf_write_value(client, W83781D_REG_BEEP_CONFIG, i | 0x80);
1295 /* Disable master beep-enable (reset turns it on).
1296 Individual beeps should be reset to off but for some reason
1297 disabling this bit helps some people not get beeped */
1298 w83627hf_write_value(client, W83781D_REG_BEEP_INTS2, 0);
1301 /* Minimize conflicts with other winbond i2c-only clients... */
1302 /* disable i2c subclients... how to disable main i2c client?? */
1303 /* force i2c address to relatively uncommon address */
1304 w83627hf_write_value(client, W83781D_REG_I2C_SUBADDR, 0x89);
1305 w83627hf_write_value(client, W83781D_REG_I2C_ADDR, force_i2c);
1307 /* Read VID only once */
1308 if (w83627hf == data->type || w83637hf == data->type) {
1309 int lo = w83627hf_read_value(client, W83781D_REG_VID_FANDIV);
1310 int hi = w83627hf_read_value(client, W83781D_REG_CHIPID);
1311 data->vid = (lo & 0x0f) | ((hi & 0x01) << 4);
1312 } else if (w83627thf == data->type) {
1313 data->vid = w83627thf_read_gpio5(client) & 0x3f;
1316 /* Read VRM & OVT Config only once */
1317 if (w83627thf == data->type || w83637hf == data->type) {
1319 w83627hf_read_value(client, W83627THF_REG_VRM_OVT_CFG);
1320 data->vrm = (data->vrm_ovt & 0x01) ? 90 : 82;
1322 /* Convert VID to voltage based on default VRM */
1323 data->vrm = i2c_which_vrm();
1326 tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
1327 for (i = 1; i <= 3; i++) {
1328 if (!(tmp & BIT_SCFG1[i - 1])) {
1329 data->sens[i - 1] = W83781D_DEFAULT_BETA;
1331 if (w83627hf_read_value
1333 W83781D_REG_SCFG2) & BIT_SCFG2[i - 1])
1334 data->sens[i - 1] = 1;
1336 data->sens[i - 1] = 2;
1338 if ((type == w83697hf) && (i == 2))
1344 tmp = w83627hf_read_value(client, W83781D_REG_TEMP2_CONFIG);
1346 dev_warn(&client->dev, "Enabling temp2, readings "
1347 "might not make sense\n");
1348 w83627hf_write_value(client, W83781D_REG_TEMP2_CONFIG,
1353 if (type != w83697hf) {
1354 tmp = w83627hf_read_value(client,
1355 W83781D_REG_TEMP3_CONFIG);
1357 dev_warn(&client->dev, "Enabling temp3, "
1358 "readings might not make sense\n");
1359 w83627hf_write_value(client,
1360 W83781D_REG_TEMP3_CONFIG, tmp & 0xfe);
1364 if (type == w83627hf) {
1365 /* enable PWM2 control (can't hurt since PWM reg
1366 should have been reset to 0xff) */
1367 w83627hf_write_value(client, W83627HF_REG_PWMCLK12,
1370 /* enable comparator mode for temp2 and temp3 so
1371 alarm indication will work correctly */
1372 i = w83627hf_read_value(client, W83781D_REG_IRQ);
1374 w83627hf_write_value(client, W83781D_REG_IRQ,
1378 /* Start monitoring */
1379 w83627hf_write_value(client, W83781D_REG_CONFIG,
1380 (w83627hf_read_value(client,
1381 W83781D_REG_CONFIG) & 0xf7)
1385 static struct w83627hf_data *w83627hf_update_device(struct device *dev)
1387 struct i2c_client *client = to_i2c_client(dev);
1388 struct w83627hf_data *data = i2c_get_clientdata(client);
1391 down(&data->update_lock);
1393 if (time_after(jiffies, data->last_updated + HZ + HZ / 2)
1395 for (i = 0; i <= 8; i++) {
1396 /* skip missing sensors */
1397 if (((data->type == w83697hf) && (i == 1)) ||
1398 ((data->type == w83627thf || data->type == w83637hf)
1399 && (i == 4 || i == 5)))
1402 w83627hf_read_value(client, W83781D_REG_IN(i));
1404 w83627hf_read_value(client,
1405 W83781D_REG_IN_MIN(i));
1407 w83627hf_read_value(client,
1408 W83781D_REG_IN_MAX(i));
1410 for (i = 1; i <= 3; i++) {
1412 w83627hf_read_value(client, W83781D_REG_FAN(i));
1413 data->fan_min[i - 1] =
1414 w83627hf_read_value(client,
1415 W83781D_REG_FAN_MIN(i));
1417 for (i = 1; i <= 3; i++) {
1418 u8 tmp = w83627hf_read_value(client,
1419 W836X7HF_REG_PWM(data->type, i));
1420 /* bits 0-3 are reserved in 627THF */
1421 if (data->type == w83627thf)
1423 data->pwm[i - 1] = tmp;
1425 (data->type == w83627hf || data->type == w83697hf))
1429 data->temp = w83627hf_read_value(client, W83781D_REG_TEMP(1));
1431 w83627hf_read_value(client, W83781D_REG_TEMP_OVER(1));
1432 data->temp_max_hyst =
1433 w83627hf_read_value(client, W83781D_REG_TEMP_HYST(1));
1435 w83627hf_read_value(client, W83781D_REG_TEMP(2));
1436 data->temp_max_add[0] =
1437 w83627hf_read_value(client, W83781D_REG_TEMP_OVER(2));
1438 data->temp_max_hyst_add[0] =
1439 w83627hf_read_value(client, W83781D_REG_TEMP_HYST(2));
1440 if (data->type != w83697hf) {
1442 w83627hf_read_value(client, W83781D_REG_TEMP(3));
1443 data->temp_max_add[1] =
1444 w83627hf_read_value(client, W83781D_REG_TEMP_OVER(3));
1445 data->temp_max_hyst_add[1] =
1446 w83627hf_read_value(client, W83781D_REG_TEMP_HYST(3));
1449 i = w83627hf_read_value(client, W83781D_REG_VID_FANDIV);
1450 data->fan_div[0] = (i >> 4) & 0x03;
1451 data->fan_div[1] = (i >> 6) & 0x03;
1452 if (data->type != w83697hf) {
1453 data->fan_div[2] = (w83627hf_read_value(client,
1454 W83781D_REG_PIN) >> 6) & 0x03;
1456 i = w83627hf_read_value(client, W83781D_REG_VBAT);
1457 data->fan_div[0] |= (i >> 3) & 0x04;
1458 data->fan_div[1] |= (i >> 4) & 0x04;
1459 if (data->type != w83697hf)
1460 data->fan_div[2] |= (i >> 5) & 0x04;
1462 w83627hf_read_value(client, W83781D_REG_ALARM1) |
1463 (w83627hf_read_value(client, W83781D_REG_ALARM2) << 8) |
1464 (w83627hf_read_value(client, W83781D_REG_ALARM3) << 16);
1465 i = w83627hf_read_value(client, W83781D_REG_BEEP_INTS2);
1466 data->beep_enable = i >> 7;
1467 data->beep_mask = ((i & 0x7f) << 8) |
1468 w83627hf_read_value(client, W83781D_REG_BEEP_INTS1) |
1469 w83627hf_read_value(client, W83781D_REG_BEEP_INTS3) << 16;
1470 data->last_updated = jiffies;
1474 up(&data->update_lock);
1479 static int __init sensors_w83627hf_init(void)
1481 if (w83627hf_find(0x2e, &address)
1482 && w83627hf_find(0x4e, &address)) {
1486 return i2c_isa_add_driver(&w83627hf_driver);
1489 static void __exit sensors_w83627hf_exit(void)
1491 i2c_isa_del_driver(&w83627hf_driver);
1494 MODULE_AUTHOR("Frodo Looijaard <frodol@dds.nl>, "
1495 "Philip Edelbrock <phil@netroedge.com>, "
1496 "and Mark Studebaker <mdsxyz123@yahoo.com>");
1497 MODULE_DESCRIPTION("W83627HF driver");
1498 MODULE_LICENSE("GPL");
1500 module_init(sensors_w83627hf_init);
1501 module_exit(sensors_w83627hf_exit);