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hwmon: (w83781d) Convert to use devm_ functions
[mirror_ubuntu-bionic-kernel.git] / drivers / hwmon / w83792d.c
CommitLineData
5563e27d 1/*
d1743681
GR		 2 * w83792d.c - Part of lm_sensors, Linux kernel modules for hardware
3 * monitoring
4 * Copyright (C) 2004, 2005 Winbond Electronics Corp.
5 * Chunhao Huang <DZShen@Winbond.com.tw>,
6 * Rudolf Marek <r.marek@assembler.cz>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *
22 * Note:
23 * 1. This driver is only for 2.6 kernel, 2.4 kernel need a different driver.
24 * 2. This driver is only for Winbond W83792D C version device, there
25 * are also some motherboards with B version W83792D device. The
26 * calculation method to in6-in7(measured value, limits) is a little
27 * different between C and B version. C or B version can be identified
28 * by CR[0x49h].
29 */
5563e27d
RM		 30
31/*
d1743681
GR		 32 * Supports following chips:
33 *
34 * Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA
35 * w83792d 9 7 7 3 0x7a 0x5ca3 yes no
36 */
5563e27d 37
5563e27d
RM		 38#include <linux/module.h>
39#include <linux/init.h>
40#include <linux/slab.h>
41#include <linux/i2c.h>
ce785ab4 42#include <linux/hwmon.h>
5563e27d 43#include <linux/hwmon-sysfs.h>
ce785ab4 44#include <linux/err.h>
9a61bf63 45#include <linux/mutex.h>
f52f79da 46#include <linux/sysfs.h>
5563e27d
RM		 47
48/* Addresses to scan */
25e9c86d
MH		 49static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, 0x2f,
50 I2C_CLIENT_END };
5563e27d
RM		 51
52/* Insmod parameters */
3aed198c
JD		 53
54static unsigned short force_subclients[4];
55module_param_array(force_subclients, short, NULL, 0);
56MODULE_PARM_DESC(force_subclients, "List of subclient addresses: "
5563e27d
RM		 57 "{bus, clientaddr, subclientaddr1, subclientaddr2}");
58
90ab5ee9 59static bool init;
5563e27d
RM		 60module_param(init, bool, 0);
61MODULE_PARM_DESC(init, "Set to one to force chip initialization");
62
63/* The W83792D registers */
64static const u8 W83792D_REG_IN[9] = {
65 0x20, /* Vcore A in DataSheet */
66 0x21, /* Vcore B in DataSheet */
67 0x22, /* VIN0 in DataSheet */
68 0x23, /* VIN1 in DataSheet */
69 0x24, /* VIN2 in DataSheet */
70 0x25, /* VIN3 in DataSheet */
71 0x26, /* 5VCC in DataSheet */
72 0xB0, /* 5VSB in DataSheet */
73 0xB1 /* VBAT in DataSheet */
74};
75#define W83792D_REG_LOW_BITS1 0x3E /* Low Bits I in DataSheet */
76#define W83792D_REG_LOW_BITS2 0x3F /* Low Bits II in DataSheet */
77static const u8 W83792D_REG_IN_MAX[9] = {
78 0x2B, /* Vcore A High Limit in DataSheet */
79 0x2D, /* Vcore B High Limit in DataSheet */
80 0x2F, /* VIN0 High Limit in DataSheet */
81 0x31, /* VIN1 High Limit in DataSheet */
82 0x33, /* VIN2 High Limit in DataSheet */
83 0x35, /* VIN3 High Limit in DataSheet */
84 0x37, /* 5VCC High Limit in DataSheet */
85 0xB4, /* 5VSB High Limit in DataSheet */
86 0xB6 /* VBAT High Limit in DataSheet */
87};
88static const u8 W83792D_REG_IN_MIN[9] = {
89 0x2C, /* Vcore A Low Limit in DataSheet */
90 0x2E, /* Vcore B Low Limit in DataSheet */
91 0x30, /* VIN0 Low Limit in DataSheet */
92 0x32, /* VIN1 Low Limit in DataSheet */
93 0x34, /* VIN2 Low Limit in DataSheet */
94 0x36, /* VIN3 Low Limit in DataSheet */
95 0x38, /* 5VCC Low Limit in DataSheet */
96 0xB5, /* 5VSB Low Limit in DataSheet */
97 0xB7 /* VBAT Low Limit in DataSheet */
98};
99static const u8 W83792D_REG_FAN[7] = {
100 0x28, /* FAN 1 Count in DataSheet */
101 0x29, /* FAN 2 Count in DataSheet */
102 0x2A, /* FAN 3 Count in DataSheet */
103 0xB8, /* FAN 4 Count in DataSheet */
104 0xB9, /* FAN 5 Count in DataSheet */
105 0xBA, /* FAN 6 Count in DataSheet */
106 0xBE /* FAN 7 Count in DataSheet */
107};
108static const u8 W83792D_REG_FAN_MIN[7] = {
109 0x3B, /* FAN 1 Count Low Limit in DataSheet */
110 0x3C, /* FAN 2 Count Low Limit in DataSheet */
111 0x3D, /* FAN 3 Count Low Limit in DataSheet */
112 0xBB, /* FAN 4 Count Low Limit in DataSheet */
113 0xBC, /* FAN 5 Count Low Limit in DataSheet */
114 0xBD, /* FAN 6 Count Low Limit in DataSheet */
115 0xBF /* FAN 7 Count Low Limit in DataSheet */
116};
117#define W83792D_REG_FAN_CFG 0x84 /* FAN Configuration in DataSheet */
118static const u8 W83792D_REG_FAN_DIV[4] = {
119 0x47, /* contains FAN2 and FAN1 Divisor */
120 0x5B, /* contains FAN4 and FAN3 Divisor */
121 0x5C, /* contains FAN6 and FAN5 Divisor */
122 0x9E /* contains FAN7 Divisor. */
123};
124static const u8 W83792D_REG_PWM[7] = {
125 0x81, /* FAN 1 Duty Cycle, be used to control */
126 0x83, /* FAN 2 Duty Cycle, be used to control */
127 0x94, /* FAN 3 Duty Cycle, be used to control */
128 0xA3, /* FAN 4 Duty Cycle, be used to control */
129 0xA4, /* FAN 5 Duty Cycle, be used to control */
130 0xA5, /* FAN 6 Duty Cycle, be used to control */
131 0xA6 /* FAN 7 Duty Cycle, be used to control */
132};
133#define W83792D_REG_BANK 0x4E
134#define W83792D_REG_TEMP2_CONFIG 0xC2
135#define W83792D_REG_TEMP3_CONFIG 0xCA
136
137static const u8 W83792D_REG_TEMP1[3] = {
138 0x27, /* TEMP 1 in DataSheet */
139 0x39, /* TEMP 1 Over in DataSheet */
140 0x3A, /* TEMP 1 Hyst in DataSheet */
141};
142
143static const u8 W83792D_REG_TEMP_ADD[2][6] = {
144 { 0xC0, /* TEMP 2 in DataSheet */
145 0xC1, /* TEMP 2(0.5 deg) in DataSheet */
146 0xC5, /* TEMP 2 Over High part in DataSheet */
147 0xC6, /* TEMP 2 Over Low part in DataSheet */
148 0xC3, /* TEMP 2 Thyst High part in DataSheet */
149 0xC4 }, /* TEMP 2 Thyst Low part in DataSheet */
150 { 0xC8, /* TEMP 3 in DataSheet */
151 0xC9, /* TEMP 3(0.5 deg) in DataSheet */
152 0xCD, /* TEMP 3 Over High part in DataSheet */
153 0xCE, /* TEMP 3 Over Low part in DataSheet */
154 0xCB, /* TEMP 3 Thyst High part in DataSheet */
155 0xCC } /* TEMP 3 Thyst Low part in DataSheet */
156};
157
158static const u8 W83792D_REG_THERMAL[3] = {
159 0x85, /* SmartFanI: Fan1 target value */
160 0x86, /* SmartFanI: Fan2 target value */
161 0x96 /* SmartFanI: Fan3 target value */
162};
163
164static const u8 W83792D_REG_TOLERANCE[3] = {
165 0x87, /* (bit3-0)SmartFan Fan1 tolerance */
166 0x87, /* (bit7-4)SmartFan Fan2 tolerance */
167 0x97 /* (bit3-0)SmartFan Fan3 tolerance */
168};
169
170static const u8 W83792D_REG_POINTS[3][4] = {
171 { 0x85, /* SmartFanII: Fan1 temp point 1 */
172 0xE3, /* SmartFanII: Fan1 temp point 2 */
173 0xE4, /* SmartFanII: Fan1 temp point 3 */
174 0xE5 }, /* SmartFanII: Fan1 temp point 4 */
175 { 0x86, /* SmartFanII: Fan2 temp point 1 */
176 0xE6, /* SmartFanII: Fan2 temp point 2 */
177 0xE7, /* SmartFanII: Fan2 temp point 3 */
178 0xE8 }, /* SmartFanII: Fan2 temp point 4 */
179 { 0x96, /* SmartFanII: Fan3 temp point 1 */
180 0xE9, /* SmartFanII: Fan3 temp point 2 */
181 0xEA, /* SmartFanII: Fan3 temp point 3 */
182 0xEB } /* SmartFanII: Fan3 temp point 4 */
183};
184
185static const u8 W83792D_REG_LEVELS[3][4] = {
186 { 0x88, /* (bit3-0) SmartFanII: Fan1 Non-Stop */
187 0x88, /* (bit7-4) SmartFanII: Fan1 Level 1 */
188 0xE0, /* (bit7-4) SmartFanII: Fan1 Level 2 */
189 0xE0 }, /* (bit3-0) SmartFanII: Fan1 Level 3 */
190 { 0x89, /* (bit3-0) SmartFanII: Fan2 Non-Stop */
191 0x89, /* (bit7-4) SmartFanII: Fan2 Level 1 */
192 0xE1, /* (bit7-4) SmartFanII: Fan2 Level 2 */
193 0xE1 }, /* (bit3-0) SmartFanII: Fan2 Level 3 */
194 { 0x98, /* (bit3-0) SmartFanII: Fan3 Non-Stop */
195 0x98, /* (bit7-4) SmartFanII: Fan3 Level 1 */
196 0xE2, /* (bit7-4) SmartFanII: Fan3 Level 2 */
197 0xE2 } /* (bit3-0) SmartFanII: Fan3 Level 3 */
198};
199
96320519 200#define W83792D_REG_GPIO_EN 0x1A
5563e27d
RM		 201#define W83792D_REG_CONFIG 0x40
202#define W83792D_REG_VID_FANDIV 0x47
203#define W83792D_REG_CHIPID 0x49
204#define W83792D_REG_WCHIPID 0x58
205#define W83792D_REG_CHIPMAN 0x4F
206#define W83792D_REG_PIN 0x4B
207#define W83792D_REG_I2C_SUBADDR 0x4A
208
209#define W83792D_REG_ALARM1 0xA9 /* realtime status register1 */
210#define W83792D_REG_ALARM2 0xAA /* realtime status register2 */
211#define W83792D_REG_ALARM3 0xAB /* realtime status register3 */
212#define W83792D_REG_CHASSIS 0x42 /* Bit 5: Case Open status bit */
213#define W83792D_REG_CHASSIS_CLR 0x44 /* Bit 7: Case Open CLR_CHS/Reset bit */
214
215/* control in0/in1 's limit modifiability */
216#define W83792D_REG_VID_IN_B 0x17
217
218#define W83792D_REG_VBAT 0x5D
219#define W83792D_REG_I2C_ADDR 0x48
220
d1743681
GR		 221/*
222 * Conversions. Rounding and limit checking is only done on the TO_REG
223 * variants. Note that you should be a bit careful with which arguments
224 * these macros are called: arguments may be evaluated more than once.
225 * Fixing this is just not worth it.
226 */
227#define IN_FROM_REG(nr, val) (((nr) <= 1) ? ((val) * 2) : \
228 ((((nr) == 6) || ((nr) == 7)) ? ((val) * 6) : ((val) * 4)))
229#define IN_TO_REG(nr, val) (((nr) <= 1) ? ((val) / 2) : \
230 ((((nr) == 6) || ((nr) == 7)) ? ((val) / 6) : ((val) / 4)))
5563e27d
RM		 231
232static inline u8
233FAN_TO_REG(long rpm, int div)
234{
235 if (rpm == 0)
236 return 255;
237 rpm = SENSORS_LIMIT(rpm, 1, 1000000);
238 return SENSORS_LIMIT((1350000 + rpm * div / 2) / (rpm * div), 1, 254);
239}
240
d1743681 241#define FAN_FROM_REG(val, div) ((val) == 0 ? -1 : \
5563e27d
RM		 242 ((val) == 255 ? 0 : \
243 1350000 / ((val) * (div))))
244
245/* for temp1 */
246#define TEMP1_TO_REG(val) (SENSORS_LIMIT(((val) < 0 ? (val)+0x100*1000 \
247 : (val)) / 1000, 0, 0xff))
248#define TEMP1_FROM_REG(val) (((val) & 0x80 ? (val)-0x100 : (val)) * 1000)
25985edc 249/* for temp2 and temp3, because they need additional resolution */
5563e27d
RM		 250#define TEMP_ADD_FROM_REG(val1, val2) \
251 ((((val1) & 0x80 ? (val1)-0x100 \
252 : (val1)) * 1000) + ((val2 & 0x80) ? 500 : 0))
253#define TEMP_ADD_TO_REG_HIGH(val) \
254 (SENSORS_LIMIT(((val) < 0 ? (val)+0x100*1000 \
255 : (val)) / 1000, 0, 0xff))
256#define TEMP_ADD_TO_REG_LOW(val) ((val%1000) ? 0x80 : 0x00)
257
5563e27d
RM		 258#define DIV_FROM_REG(val) (1 << (val))
259
260static inline u8
261DIV_TO_REG(long val)
262{
263 int i;
264 val = SENSORS_LIMIT(val, 1, 128) >> 1;
96320519 265 for (i = 0; i < 7; i++) {
5563e27d
RM		 266 if (val == 0)
267 break;
268 val >>= 1;
269 }
7fe83ad8 270 return (u8)i;
5563e27d
RM		 271}
272
273struct w83792d_data {
1beeffe4 274 struct device *hwmon_dev;
5563e27d 275
9a61bf63 276 struct mutex update_lock;
5563e27d
RM		 277 char valid; /* !=0 if following fields are valid */
278 unsigned long last_updated; /* In jiffies */
279
280 /* array of 2 pointers to subclients */
281 struct i2c_client *lm75[2];
282
283 u8 in[9]; /* Register value */
284 u8 in_max[9]; /* Register value */
285 u8 in_min[9]; /* Register value */
99d85560 286 u16 low_bits; /* Additional resolution to voltage in6-0 */
5563e27d
RM		 287 u8 fan[7]; /* Register value */
288 u8 fan_min[7]; /* Register value */
289 u8 temp1[3]; /* current, over, thyst */
290 u8 temp_add[2][6]; /* Register value */
291 u8 fan_div[7]; /* Register encoding, shifted right */
d1743681
GR		 292 u8 pwm[7]; /*
293 * We only consider the first 3 set of pwm,
294 * although 792 chip has 7 set of pwm.
295 */
5563e27d 296 u8 pwmenable[3];
5563e27d
RM		 297 u32 alarms; /* realtime status register encoding,combined */
298 u8 chassis; /* Chassis status */
299 u8 chassis_clear; /* CLR_CHS, clear chassis intrusion detection */
300 u8 thermal_cruise[3]; /* Smart FanI: Fan1,2,3 target value */
301 u8 tolerance[3]; /* Fan1,2,3 tolerance(Smart Fan I/II) */
302 u8 sf2_points[3][4]; /* Smart FanII: Fan1,2,3 temperature points */
303 u8 sf2_levels[3][4]; /* Smart FanII: Fan1,2,3 duty cycle levels */
304};
305
31d5d275
JD		 306static int w83792d_probe(struct i2c_client *client,
307 const struct i2c_device_id *id);
310ec792 308static int w83792d_detect(struct i2c_client *client,
31d5d275
JD		 309 struct i2c_board_info *info);
310static int w83792d_remove(struct i2c_client *client);
5563e27d
RM		 311static struct w83792d_data *w83792d_update_device(struct device *dev);
312
313#ifdef DEBUG
314static void w83792d_print_debug(struct w83792d_data *data, struct device *dev);
315#endif
316
317static void w83792d_init_client(struct i2c_client *client);
318
31d5d275 319static const struct i2c_device_id w83792d_id[] = {
1f86df49 320 { "w83792d", 0 },
31d5d275
JD		 321 { }
322};
323MODULE_DEVICE_TABLE(i2c, w83792d_id);
324
5563e27d 325static struct i2c_driver w83792d_driver = {
31d5d275 326 .class = I2C_CLASS_HWMON,
cdaf7934 327 .driver = {
cdaf7934
LR		 328 .name = "w83792d",
329 },
31d5d275
JD		 330 .probe = w83792d_probe,
331 .remove = w83792d_remove,
332 .id_table = w83792d_id,
333 .detect = w83792d_detect,
c3813d6a 334 .address_list = normal_i2c,
5563e27d
RM		 335};
336
99d85560 337static inline long in_count_from_reg(int nr, struct w83792d_data *data)
5563e27d 338{
99d85560 339 /* in7 and in8 do not have low bits, but the formula still works */
7fe83ad8 340 return (data->in[nr] << 2) | ((data->low_bits >> (2 * nr)) & 0x03);
5563e27d
RM		 341}
342
d1743681
GR		 343/*
344 * The SMBus locks itself. The Winbond W83792D chip has a bank register,
345 * but the driver only accesses registers in bank 0, so we don't have
346 * to switch banks and lock access between switches.
347 */
0d0ab7fe
JD		 348static inline int w83792d_read_value(struct i2c_client *client, u8 reg)
349{
350 return i2c_smbus_read_byte_data(client, reg);
351}
352
353static inline int
354w83792d_write_value(struct i2c_client *client, u8 reg, u8 value)
355{
356 return i2c_smbus_write_byte_data(client, reg, value);
357}
358
5563e27d
RM		 359/* following are the sysfs callback functions */
360static ssize_t show_in(struct device *dev, struct device_attribute *attr,
361 char *buf)
362{
363 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
364 int nr = sensor_attr->index;
365 struct w83792d_data *data = w83792d_update_device(dev);
d1743681
GR		 366 return sprintf(buf, "%ld\n",
367 IN_FROM_REG(nr, in_count_from_reg(nr, data)));
5563e27d
RM		 368}
369
370#define show_in_reg(reg) \
371static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \
372 char *buf) \
373{ \
d1743681
GR		 374 struct sensor_device_attribute *sensor_attr \
375 = to_sensor_dev_attr(attr); \
5563e27d
RM		 376 int nr = sensor_attr->index; \
377 struct w83792d_data *data = w83792d_update_device(dev); \
d1743681
GR		 378 return sprintf(buf, "%ld\n", \
379 (long)(IN_FROM_REG(nr, data->reg[nr]) * 4)); \
5563e27d
RM		 380}
381
382show_in_reg(in_min);
383show_in_reg(in_max);
384
385#define store_in_reg(REG, reg) \
d1743681 386static ssize_t store_in_##reg(struct device *dev, \
5563e27d
RM		 387 struct device_attribute *attr, \
388 const char *buf, size_t count) \
389{ \
d1743681
GR		 390 struct sensor_device_attribute *sensor_attr \
391 = to_sensor_dev_attr(attr); \
5563e27d
RM		 392 int nr = sensor_attr->index; \
393 struct i2c_client *client = to_i2c_client(dev); \
394 struct w83792d_data *data = i2c_get_clientdata(client); \
d1743681
GR		 395 unsigned long val; \
396 int err = kstrtoul(buf, 10, &val); \
397 if (err) \
398 return err; \
bed73082 399 mutex_lock(&data->update_lock); \
d1743681
GR		 400 data->in_##reg[nr] = SENSORS_LIMIT(IN_TO_REG(nr, val) / 4, 0, 255); \
401 w83792d_write_value(client, W83792D_REG_IN_##REG[nr], \
402 data->in_##reg[nr]); \
bed73082 403 mutex_unlock(&data->update_lock); \
5563e27d
RM		 404 \
405 return count; \
406}
407store_in_reg(MIN, min);
408store_in_reg(MAX, max);
409
5563e27d 410#define show_fan_reg(reg) \
d1743681 411static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \
5563e27d
RM		 412 char *buf) \
413{ \
d1743681
GR		 414 struct sensor_device_attribute *sensor_attr \
415 = to_sensor_dev_attr(attr); \
5563e27d
RM		 416 int nr = sensor_attr->index - 1; \
417 struct w83792d_data *data = w83792d_update_device(dev); \
d1743681 418 return sprintf(buf, "%d\n", \
5563e27d
RM		 419 FAN_FROM_REG(data->reg[nr], DIV_FROM_REG(data->fan_div[nr]))); \
420}
421
422show_fan_reg(fan);
423show_fan_reg(fan_min);
424
425static ssize_t
426store_fan_min(struct device *dev, struct device_attribute *attr,
427 const char *buf, size_t count)
428{
429 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
430 int nr = sensor_attr->index - 1;
431 struct i2c_client *client = to_i2c_client(dev);
432 struct w83792d_data *data = i2c_get_clientdata(client);
d1743681
GR		 433 unsigned long val;
434 int err;
435
436 err = kstrtoul(buf, 10, &val);
437 if (err)
438 return err;
5563e27d 439
bed73082 440 mutex_lock(&data->update_lock);
5563e27d
RM		 441 data->fan_min[nr] = FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr]));
442 w83792d_write_value(client, W83792D_REG_FAN_MIN[nr],
443 data->fan_min[nr]);
bed73082 444 mutex_unlock(&data->update_lock);
5563e27d
RM		 445
446 return count;
447}
448
449static ssize_t
450show_fan_div(struct device *dev, struct device_attribute *attr,
451 char *buf)
452{
453 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
454 int nr = sensor_attr->index;
455 struct w83792d_data *data = w83792d_update_device(dev);
456 return sprintf(buf, "%u\n", DIV_FROM_REG(data->fan_div[nr - 1]));
457}
458
d1743681
GR		 459/*
460 * Note: we save and restore the fan minimum here, because its value is
461 * determined in part by the fan divisor. This follows the principle of
462 * least surprise; the user doesn't expect the fan minimum to change just
463 * because the divisor changed.
464 */
5563e27d
RM		 465static ssize_t
466store_fan_div(struct device *dev, struct device_attribute *attr,
467 const char *buf, size_t count)
468{
469 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
470 int nr = sensor_attr->index - 1;
471 struct i2c_client *client = to_i2c_client(dev);
472 struct w83792d_data *data = i2c_get_clientdata(client);
473 unsigned long min;
474 /*u8 reg;*/
475 u8 fan_div_reg = 0;
476 u8 tmp_fan_div;
d1743681
GR		 477 unsigned long val;
478 int err;
479
480 err = kstrtoul(buf, 10, &val);
481 if (err)
482 return err;
5563e27d
RM		 483
484 /* Save fan_min */
bed73082 485 mutex_lock(&data->update_lock);
5563e27d
RM		 486 min = FAN_FROM_REG(data->fan_min[nr],
487 DIV_FROM_REG(data->fan_div[nr]));
488
d1743681 489 data->fan_div[nr] = DIV_TO_REG(val);
5563e27d
RM		 490
491 fan_div_reg = w83792d_read_value(client, W83792D_REG_FAN_DIV[nr >> 1]);
492 fan_div_reg &= (nr & 0x01) ? 0x8f : 0xf8;
493 tmp_fan_div = (nr & 0x01) ? (((data->fan_div[nr]) << 4) & 0x70)
494 : ((data->fan_div[nr]) & 0x07);
495 w83792d_write_value(client, W83792D_REG_FAN_DIV[nr >> 1],
496 fan_div_reg | tmp_fan_div);
497
498 /* Restore fan_min */
499 data->fan_min[nr] = FAN_TO_REG(min, DIV_FROM_REG(data->fan_div[nr]));
500 w83792d_write_value(client, W83792D_REG_FAN_MIN[nr], data->fan_min[nr]);
bed73082 501 mutex_unlock(&data->update_lock);
5563e27d
RM		 502
503 return count;
504}
505
5563e27d
RM		 506/* read/write the temperature1, includes measured value and limits */
507
508static ssize_t show_temp1(struct device *dev, struct device_attribute *attr,
509 char *buf)
510{
511 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
512 int nr = sensor_attr->index;
513 struct w83792d_data *data = w83792d_update_device(dev);
514 return sprintf(buf, "%d\n", TEMP1_FROM_REG(data->temp1[nr]));
515}
516
517static ssize_t store_temp1(struct device *dev, struct device_attribute *attr,
518 const char *buf, size_t count)
519{
520 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
521 int nr = sensor_attr->index;
522 struct i2c_client *client = to_i2c_client(dev);
523 struct w83792d_data *data = i2c_get_clientdata(client);
d1743681
GR		 524 long val;
525 int err;
526
527 err = kstrtol(buf, 10, &val);
528 if (err)
529 return err;
5563e27d 530
bed73082 531 mutex_lock(&data->update_lock);
5563e27d
RM		 532 data->temp1[nr] = TEMP1_TO_REG(val);
533 w83792d_write_value(client, W83792D_REG_TEMP1[nr],
534 data->temp1[nr]);
bed73082 535 mutex_unlock(&data->update_lock);
5563e27d
RM		 536
537 return count;
538}
539
5563e27d
RM		 540/* read/write the temperature2-3, includes measured value and limits */
541
542static ssize_t show_temp23(struct device *dev, struct device_attribute *attr,
543 char *buf)
544{
d1743681
GR		 545 struct sensor_device_attribute_2 *sensor_attr
546 = to_sensor_dev_attr_2(attr);
5563e27d
RM		 547 int nr = sensor_attr->nr;
548 int index = sensor_attr->index;
549 struct w83792d_data *data = w83792d_update_device(dev);
d1743681 550 return sprintf(buf, "%ld\n",
5563e27d
RM		 551 (long)TEMP_ADD_FROM_REG(data->temp_add[nr][index],
552 data->temp_add[nr][index+1]));
553}
554
555static ssize_t store_temp23(struct device *dev, struct device_attribute *attr,
556 const char *buf, size_t count)
557{
d1743681
GR		 558 struct sensor_device_attribute_2 *sensor_attr
559 = to_sensor_dev_attr_2(attr);
5563e27d
RM		 560 int nr = sensor_attr->nr;
561 int index = sensor_attr->index;
562 struct i2c_client *client = to_i2c_client(dev);
563 struct w83792d_data *data = i2c_get_clientdata(client);
d1743681
GR		 564 long val;
565 int err;
566
567 err = kstrtol(buf, 10, &val);
568 if (err)
569 return err;
5563e27d 570
bed73082 571 mutex_lock(&data->update_lock);
5563e27d
RM		 572 data->temp_add[nr][index] = TEMP_ADD_TO_REG_HIGH(val);
573 data->temp_add[nr][index+1] = TEMP_ADD_TO_REG_LOW(val);
574 w83792d_write_value(client, W83792D_REG_TEMP_ADD[nr][index],
575 data->temp_add[nr][index]);
576 w83792d_write_value(client, W83792D_REG_TEMP_ADD[nr][index+1],
577 data->temp_add[nr][index+1]);
bed73082 578 mutex_unlock(&data->update_lock);
5563e27d
RM		 579
580 return count;
581}
582
5563e27d
RM		 583/* get reatime status of all sensors items: voltage, temp, fan */
584static ssize_t
585show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf)
586{
587 struct w83792d_data *data = w83792d_update_device(dev);
588 return sprintf(buf, "%d\n", data->alarms);
589}
590
43e61a2d
GJ		 591static ssize_t show_alarm(struct device *dev,
592 struct device_attribute *attr, char *buf)
593{
594 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
595 int nr = sensor_attr->index;
596 struct w83792d_data *data = w83792d_update_device(dev);
597 return sprintf(buf, "%d\n", (data->alarms >> nr) & 1);
598}
599
5563e27d
RM		 600static ssize_t
601show_pwm(struct device *dev, struct device_attribute *attr,
602 char *buf)
603{
604 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
605 int nr = sensor_attr->index;
606 struct w83792d_data *data = w83792d_update_device(dev);
53e2761b 607 return sprintf(buf, "%d\n", (data->pwm[nr] & 0x0f) << 4);
5563e27d
RM		 608}
609
610static ssize_t
611show_pwmenable(struct device *dev, struct device_attribute *attr,
612 char *buf)
613{
614 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
615 int nr = sensor_attr->index - 1;
616 struct w83792d_data *data = w83792d_update_device(dev);
617 long pwm_enable_tmp = 1;
618
619 switch (data->pwmenable[nr]) {
620 case 0:
621 pwm_enable_tmp = 1; /* manual mode */
622 break;
623 case 1:
624 pwm_enable_tmp = 3; /*thermal cruise/Smart Fan I */
625 break;
626 case 2:
627 pwm_enable_tmp = 2; /* Smart Fan II */
628 break;
629 }
630
631 return sprintf(buf, "%ld\n", pwm_enable_tmp);
632}
633
634static ssize_t
635store_pwm(struct device *dev, struct device_attribute *attr,
636 const char *buf, size_t count)
637{
638 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
53e2761b 639 int nr = sensor_attr->index;
5563e27d
RM		 640 struct i2c_client *client = to_i2c_client(dev);
641 struct w83792d_data *data = i2c_get_clientdata(client);
d1743681
GR		 642 unsigned long val;
643 int err;
644
645 err = kstrtoul(buf, 10, &val);
646 if (err)
647 return err;
648 val = SENSORS_LIMIT(val, 0, 255) >> 4;
5563e27d 649
53e2761b
YM		 650 mutex_lock(&data->update_lock);
651 val |= w83792d_read_value(client, W83792D_REG_PWM[nr]) & 0xf0;
652 data->pwm[nr] = val;
5563e27d 653 w83792d_write_value(client, W83792D_REG_PWM[nr], data->pwm[nr]);
53e2761b 654 mutex_unlock(&data->update_lock);
5563e27d
RM		 655
656 return count;
657}
658
659static ssize_t
660store_pwmenable(struct device *dev, struct device_attribute *attr,
661 const char *buf, size_t count)
662{
663 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
664 int nr = sensor_attr->index - 1;
665 struct i2c_client *client = to_i2c_client(dev);
666 struct w83792d_data *data = i2c_get_clientdata(client);
5563e27d 667 u8 fan_cfg_tmp, cfg1_tmp, cfg2_tmp, cfg3_tmp, cfg4_tmp;
d1743681
GR		 668 unsigned long val;
669 int err;
670
671 err = kstrtoul(buf, 10, &val);
672 if (err)
673 return err;
5563e27d 674
bed73082
YM		 675 if (val < 1 || val > 3)
676 return -EINVAL;
677
678 mutex_lock(&data->update_lock);
5563e27d
RM		 679 switch (val) {
680 case 1:
681 data->pwmenable[nr] = 0; /* manual mode */
682 break;
683 case 2:
684 data->pwmenable[nr] = 2; /* Smart Fan II */
685 break;
686 case 3:
687 data->pwmenable[nr] = 1; /* thermal cruise/Smart Fan I */
688 break;
5563e27d
RM		 689 }
690 cfg1_tmp = data->pwmenable[0];
691 cfg2_tmp = (data->pwmenable[1]) << 2;
692 cfg3_tmp = (data->pwmenable[2]) << 4;
d1743681 693 cfg4_tmp = w83792d_read_value(client, W83792D_REG_FAN_CFG) & 0xc0;
5563e27d
RM		 694 fan_cfg_tmp = ((cfg4_tmp | cfg3_tmp) | cfg2_tmp) | cfg1_tmp;
695 w83792d_write_value(client, W83792D_REG_FAN_CFG, fan_cfg_tmp);
bed73082 696 mutex_unlock(&data->update_lock);
5563e27d
RM		 697
698 return count;
699}
700
5563e27d
RM		 701static ssize_t
702show_pwm_mode(struct device *dev, struct device_attribute *attr,
703 char *buf)
704{
705 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
706 int nr = sensor_attr->index;
707 struct w83792d_data *data = w83792d_update_device(dev);
53e2761b 708 return sprintf(buf, "%d\n", data->pwm[nr] >> 7);
5563e27d
RM		 709}
710
711static ssize_t
712store_pwm_mode(struct device *dev, struct device_attribute *attr,
713 const char *buf, size_t count)
714{
715 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
53e2761b 716 int nr = sensor_attr->index;
5563e27d
RM		 717 struct i2c_client *client = to_i2c_client(dev);
718 struct w83792d_data *data = i2c_get_clientdata(client);
d1743681
GR		 719 unsigned long val;
720 int err;
5563e27d 721
d1743681
GR		 722 err = kstrtoul(buf, 10, &val);
723 if (err)
724 return err;
725 if (val > 1)
53e2761b
YM		 726 return -EINVAL;
727
728 mutex_lock(&data->update_lock);
729 data->pwm[nr] = w83792d_read_value(client, W83792D_REG_PWM[nr]);
730 if (val) { /* PWM mode */
731 data->pwm[nr] |= 0x80;
732 } else { /* DC mode */
733 data->pwm[nr] &= 0x7f;
734 }
735 w83792d_write_value(client, W83792D_REG_PWM[nr], data->pwm[nr]);
736 mutex_unlock(&data->update_lock);
5563e27d
RM		 737
738 return count;
739}
740
5563e27d 741static ssize_t
c32301b5 742show_chassis(struct device *dev, struct device_attribute *attr,
5563e27d
RM		 743 char *buf)
744{
745 struct w83792d_data *data = w83792d_update_device(dev);
746 return sprintf(buf, "%d\n", data->chassis);
747}
748
c32301b5
JD		 749static ssize_t
750show_regs_chassis(struct device *dev, struct device_attribute *attr,
751 char *buf)
752{
753 dev_warn(dev,
754 "Attribute %s is deprecated, use intrusion0_alarm instead\n",
755 "chassis");
756 return show_chassis(dev, attr, buf);
757}
758
5563e27d
RM		 759static ssize_t
760show_chassis_clear(struct device *dev, struct device_attribute *attr, char *buf)
761{
762 struct w83792d_data *data = w83792d_update_device(dev);
763 return sprintf(buf, "%d\n", data->chassis_clear);
764}
765
766static ssize_t
c32301b5 767store_chassis_clear_legacy(struct device *dev, struct device_attribute *attr,
5563e27d
RM		 768 const char *buf, size_t count)
769{
770 struct i2c_client *client = to_i2c_client(dev);
771 struct w83792d_data *data = i2c_get_clientdata(client);
d1743681
GR		 772 unsigned long val;
773 int err;
5563e27d
RM		 774 u8 temp1 = 0, temp2 = 0;
775
c32301b5
JD		 776 dev_warn(dev,
777 "Attribute %s is deprecated, use intrusion0_alarm instead\n",
778 "chassis_clear");
779
d1743681
GR		 780 err = kstrtoul(buf, 10, &val);
781 if (err)
782 return err;
783
bed73082 784 mutex_lock(&data->update_lock);
d1743681 785 data->chassis_clear = SENSORS_LIMIT(val, 0, 1);
5563e27d
RM		 786 temp1 = ((data->chassis_clear) << 7) & 0x80;
787 temp2 = w83792d_read_value(client,
788 W83792D_REG_CHASSIS_CLR) & 0x7f;
789 w83792d_write_value(client, W83792D_REG_CHASSIS_CLR, temp1 | temp2);
bed73082 790 mutex_unlock(&data->update_lock);
5563e27d
RM		 791
792 return count;
793}
794
c32301b5
JD		 795static ssize_t
796store_chassis_clear(struct device *dev, struct device_attribute *attr,
797 const char *buf, size_t count)
798{
799 struct i2c_client *client = to_i2c_client(dev);
800 struct w83792d_data *data = i2c_get_clientdata(client);
801 unsigned long val;
802 u8 reg;
803
179c4fdb 804 if (kstrtoul(buf, 10, &val) || val != 0)
c32301b5
JD		 805 return -EINVAL;
806
807 mutex_lock(&data->update_lock);
808 reg = w83792d_read_value(client, W83792D_REG_CHASSIS_CLR);
809 w83792d_write_value(client, W83792D_REG_CHASSIS_CLR, reg | 0x80);
810 data->valid = 0; /* Force cache refresh */
811 mutex_unlock(&data->update_lock);
812
813 return count;
814}
815
5563e27d
RM		 816/* For Smart Fan I / Thermal Cruise */
817static ssize_t
818show_thermal_cruise(struct device *dev, struct device_attribute *attr,
819 char *buf)
820{
821 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
822 int nr = sensor_attr->index;
823 struct w83792d_data *data = w83792d_update_device(dev);
824 return sprintf(buf, "%ld\n", (long)data->thermal_cruise[nr-1]);
825}
826
827static ssize_t
828store_thermal_cruise(struct device *dev, struct device_attribute *attr,
829 const char *buf, size_t count)
830{
831 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
832 int nr = sensor_attr->index - 1;
833 struct i2c_client *client = to_i2c_client(dev);
834 struct w83792d_data *data = i2c_get_clientdata(client);
d1743681
GR		 835 u8 target_tmp = 0, target_mask = 0;
836 unsigned long val;
837 int err;
838
839 err = kstrtoul(buf, 10, &val);
840 if (err)
841 return err;
5563e27d 842
5563e27d
RM		 843 target_tmp = val;
844 target_tmp = target_tmp & 0x7f;
bed73082 845 mutex_lock(&data->update_lock);
d1743681
GR		 846 target_mask = w83792d_read_value(client,
847 W83792D_REG_THERMAL[nr]) & 0x80;
5563e27d
RM		 848 data->thermal_cruise[nr] = SENSORS_LIMIT(target_tmp, 0, 255);
849 w83792d_write_value(client, W83792D_REG_THERMAL[nr],
850 (data->thermal_cruise[nr]) | target_mask);
bed73082 851 mutex_unlock(&data->update_lock);
5563e27d
RM		 852
853 return count;
854}
855
5563e27d
RM		 856/* For Smart Fan I/Thermal Cruise and Smart Fan II */
857static ssize_t
858show_tolerance(struct device *dev, struct device_attribute *attr,
859 char *buf)
860{
861 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
862 int nr = sensor_attr->index;
863 struct w83792d_data *data = w83792d_update_device(dev);
864 return sprintf(buf, "%ld\n", (long)data->tolerance[nr-1]);
865}
866
867static ssize_t
868store_tolerance(struct device *dev, struct device_attribute *attr,
869 const char *buf, size_t count)
870{
871 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
872 int nr = sensor_attr->index - 1;
873 struct i2c_client *client = to_i2c_client(dev);
874 struct w83792d_data *data = i2c_get_clientdata(client);
5563e27d 875 u8 tol_tmp, tol_mask;
d1743681
GR		 876 unsigned long val;
877 int err;
878
879 err = kstrtoul(buf, 10, &val);
880 if (err)
881 return err;
5563e27d 882
bed73082 883 mutex_lock(&data->update_lock);
5563e27d
RM		 884 tol_mask = w83792d_read_value(client,
885 W83792D_REG_TOLERANCE[nr]) & ((nr == 1) ? 0x0f : 0xf0);
886 tol_tmp = SENSORS_LIMIT(val, 0, 15);
887 tol_tmp &= 0x0f;
888 data->tolerance[nr] = tol_tmp;
d1743681 889 if (nr == 1)
5563e27d 890 tol_tmp <<= 4;
5563e27d
RM		 891 w83792d_write_value(client, W83792D_REG_TOLERANCE[nr],
892 tol_mask | tol_tmp);
bed73082 893 mutex_unlock(&data->update_lock);
5563e27d
RM		 894
895 return count;
896}
897
5563e27d
RM		 898/* For Smart Fan II */
899static ssize_t
900show_sf2_point(struct device *dev, struct device_attribute *attr,
901 char *buf)
902{
d1743681
GR		 903 struct sensor_device_attribute_2 *sensor_attr
904 = to_sensor_dev_attr_2(attr);
5563e27d
RM		 905 int nr = sensor_attr->nr;
906 int index = sensor_attr->index;
907 struct w83792d_data *data = w83792d_update_device(dev);
908 return sprintf(buf, "%ld\n", (long)data->sf2_points[index-1][nr-1]);
909}
910
911static ssize_t
912store_sf2_point(struct device *dev, struct device_attribute *attr,
913 const char *buf, size_t count)
914{
d1743681
GR		 915 struct sensor_device_attribute_2 *sensor_attr
916 = to_sensor_dev_attr_2(attr);
5563e27d
RM		 917 int nr = sensor_attr->nr - 1;
918 int index = sensor_attr->index - 1;
919 struct i2c_client *client = to_i2c_client(dev);
920 struct w83792d_data *data = i2c_get_clientdata(client);
5563e27d 921 u8 mask_tmp = 0;
d1743681
GR		 922 unsigned long val;
923 int err;
924
925 err = kstrtoul(buf, 10, &val);
926 if (err)
927 return err;
5563e27d 928
bed73082 929 mutex_lock(&data->update_lock);
5563e27d
RM		 930 data->sf2_points[index][nr] = SENSORS_LIMIT(val, 0, 127);
931 mask_tmp = w83792d_read_value(client,
932 W83792D_REG_POINTS[index][nr]) & 0x80;
933 w83792d_write_value(client, W83792D_REG_POINTS[index][nr],
934 mask_tmp|data->sf2_points[index][nr]);
bed73082 935 mutex_unlock(&data->update_lock);
5563e27d
RM		 936
937 return count;
938}
939
5563e27d
RM		 940static ssize_t
941show_sf2_level(struct device *dev, struct device_attribute *attr,
942 char *buf)
943{
d1743681
GR		 944 struct sensor_device_attribute_2 *sensor_attr
945 = to_sensor_dev_attr_2(attr);
5563e27d
RM		 946 int nr = sensor_attr->nr;
947 int index = sensor_attr->index;
948 struct w83792d_data *data = w83792d_update_device(dev);
949 return sprintf(buf, "%d\n",
950 (((data->sf2_levels[index-1][nr]) * 100) / 15));
951}
952
953static ssize_t
954store_sf2_level(struct device *dev, struct device_attribute *attr,
955 const char *buf, size_t count)
956{
d1743681
GR		 957 struct sensor_device_attribute_2 *sensor_attr
958 = to_sensor_dev_attr_2(attr);
5563e27d
RM		 959 int nr = sensor_attr->nr;
960 int index = sensor_attr->index - 1;
961 struct i2c_client *client = to_i2c_client(dev);
962 struct w83792d_data *data = i2c_get_clientdata(client);
d1743681
GR		 963 u8 mask_tmp = 0, level_tmp = 0;
964 unsigned long val;
965 int err;
966
967 err = kstrtoul(buf, 10, &val);
968 if (err)
969 return err;
5563e27d 970
bed73082 971 mutex_lock(&data->update_lock);
5563e27d
RM		 972 data->sf2_levels[index][nr] = SENSORS_LIMIT((val * 15) / 100, 0, 15);
973 mask_tmp = w83792d_read_value(client, W83792D_REG_LEVELS[index][nr])
d1743681
GR		 974 & ((nr == 3) ? 0xf0 : 0x0f);
975 if (nr == 3)
5563e27d 976 level_tmp = data->sf2_levels[index][nr];
d1743681 977 else
5563e27d 978 level_tmp = data->sf2_levels[index][nr] << 4;
d1743681
GR		 979 w83792d_write_value(client, W83792D_REG_LEVELS[index][nr],
980 level_tmp | mask_tmp);
bed73082 981 mutex_unlock(&data->update_lock);
5563e27d
RM		 982
983 return count;
984}
985
5563e27d
RM		 986
987static int
31d5d275 988w83792d_detect_subclients(struct i2c_client *new_client)
5563e27d
RM		 989{
990 int i, id, err;
31d5d275 991 int address = new_client->addr;
5563e27d 992 u8 val;
31d5d275 993 struct i2c_adapter *adapter = new_client->adapter;
5563e27d
RM		 994 struct w83792d_data *data = i2c_get_clientdata(new_client);
995
996 id = i2c_adapter_id(adapter);
997 if (force_subclients[0] == id && force_subclients[1] == address) {
998 for (i = 2; i <= 3; i++) {
999 if (force_subclients[i] < 0x48 ||
1000 force_subclients[i] > 0x4f) {
1001 dev_err(&new_client->dev, "invalid subclient "
1002 "address %d; must be 0x48-0x4f\n",
1003 force_subclients[i]);
1004 err = -ENODEV;
1005 goto ERROR_SC_0;
1006 }
1007 }
1008 w83792d_write_value(new_client, W83792D_REG_I2C_SUBADDR,
1009 (force_subclients[2] & 0x07) |
1010 ((force_subclients[3] & 0x07) << 4));
1011 }
1012
1013 val = w83792d_read_value(new_client, W83792D_REG_I2C_SUBADDR);
d1743681 1014 if (!(val & 0x08))
31d5d275 1015 data->lm75[0] = i2c_new_dummy(adapter, 0x48 + (val & 0x7));
5563e27d
RM		 1016 if (!(val & 0x80)) {
1017 if ((data->lm75[0] != NULL) &&
1018 ((val & 0x7) == ((val >> 4) & 0x7))) {
1019 dev_err(&new_client->dev, "duplicate addresses 0x%x, "
1020 "use force_subclient\n", data->lm75[0]->addr);
1021 err = -ENODEV;
1022 goto ERROR_SC_1;
1023 }
31d5d275
JD		 1024 data->lm75[1] = i2c_new_dummy(adapter,
1025 0x48 + ((val >> 4) & 0x7));
5563e27d
RM		 1026 }
1027
1028 return 0;
1029
1030/* Undo inits in case of errors */
1031
1032ERROR_SC_1:
31d5d275
JD		 1033 if (data->lm75[0] != NULL)
1034 i2c_unregister_device(data->lm75[0]);
5563e27d
RM		 1035ERROR_SC_0:
1036 return err;
1037}
1038
f52f79da
RM		 1039static SENSOR_DEVICE_ATTR(in0_input, S_IRUGO, show_in, NULL, 0);
1040static SENSOR_DEVICE_ATTR(in1_input, S_IRUGO, show_in, NULL, 1);
1041static SENSOR_DEVICE_ATTR(in2_input, S_IRUGO, show_in, NULL, 2);
1042static SENSOR_DEVICE_ATTR(in3_input, S_IRUGO, show_in, NULL, 3);
1043static SENSOR_DEVICE_ATTR(in4_input, S_IRUGO, show_in, NULL, 4);
1044static SENSOR_DEVICE_ATTR(in5_input, S_IRUGO, show_in, NULL, 5);
1045static SENSOR_DEVICE_ATTR(in6_input, S_IRUGO, show_in, NULL, 6);
1046static SENSOR_DEVICE_ATTR(in7_input, S_IRUGO, show_in, NULL, 7);
1047static SENSOR_DEVICE_ATTR(in8_input, S_IRUGO, show_in, NULL, 8);
1048static SENSOR_DEVICE_ATTR(in0_min, S_IWUSR | S_IRUGO,
1049 show_in_min, store_in_min, 0);
1050static SENSOR_DEVICE_ATTR(in1_min, S_IWUSR | S_IRUGO,
1051 show_in_min, store_in_min, 1);
1052static SENSOR_DEVICE_ATTR(in2_min, S_IWUSR | S_IRUGO,
1053 show_in_min, store_in_min, 2);
1054static SENSOR_DEVICE_ATTR(in3_min, S_IWUSR | S_IRUGO,
1055 show_in_min, store_in_min, 3);
1056static SENSOR_DEVICE_ATTR(in4_min, S_IWUSR | S_IRUGO,
1057 show_in_min, store_in_min, 4);
1058static SENSOR_DEVICE_ATTR(in5_min, S_IWUSR | S_IRUGO,
1059 show_in_min, store_in_min, 5);
1060static SENSOR_DEVICE_ATTR(in6_min, S_IWUSR | S_IRUGO,
1061 show_in_min, store_in_min, 6);
1062static SENSOR_DEVICE_ATTR(in7_min, S_IWUSR | S_IRUGO,
1063 show_in_min, store_in_min, 7);
1064static SENSOR_DEVICE_ATTR(in8_min, S_IWUSR | S_IRUGO,
1065 show_in_min, store_in_min, 8);
1066static SENSOR_DEVICE_ATTR(in0_max, S_IWUSR | S_IRUGO,
1067 show_in_max, store_in_max, 0);
1068static SENSOR_DEVICE_ATTR(in1_max, S_IWUSR | S_IRUGO,
1069 show_in_max, store_in_max, 1);
1070static SENSOR_DEVICE_ATTR(in2_max, S_IWUSR | S_IRUGO,
1071 show_in_max, store_in_max, 2);
1072static SENSOR_DEVICE_ATTR(in3_max, S_IWUSR | S_IRUGO,
1073 show_in_max, store_in_max, 3);
1074static SENSOR_DEVICE_ATTR(in4_max, S_IWUSR | S_IRUGO,
1075 show_in_max, store_in_max, 4);
1076static SENSOR_DEVICE_ATTR(in5_max, S_IWUSR | S_IRUGO,
1077 show_in_max, store_in_max, 5);
1078static SENSOR_DEVICE_ATTR(in6_max, S_IWUSR | S_IRUGO,
1079 show_in_max, store_in_max, 6);
1080static SENSOR_DEVICE_ATTR(in7_max, S_IWUSR | S_IRUGO,
1081 show_in_max, store_in_max, 7);
1082static SENSOR_DEVICE_ATTR(in8_max, S_IWUSR | S_IRUGO,
1083 show_in_max, store_in_max, 8);
1084static SENSOR_DEVICE_ATTR_2(temp1_input, S_IRUGO, show_temp1, NULL, 0, 0);
1085static SENSOR_DEVICE_ATTR_2(temp2_input, S_IRUGO, show_temp23, NULL, 0, 0);
1086static SENSOR_DEVICE_ATTR_2(temp3_input, S_IRUGO, show_temp23, NULL, 1, 0);
1087static SENSOR_DEVICE_ATTR_2(temp1_max, S_IRUGO | S_IWUSR,
1088 show_temp1, store_temp1, 0, 1);
1089static SENSOR_DEVICE_ATTR_2(temp2_max, S_IRUGO | S_IWUSR, show_temp23,
1090 store_temp23, 0, 2);
1091static SENSOR_DEVICE_ATTR_2(temp3_max, S_IRUGO | S_IWUSR, show_temp23,
1092 store_temp23, 1, 2);
1093static SENSOR_DEVICE_ATTR_2(temp1_max_hyst, S_IRUGO | S_IWUSR,
1094 show_temp1, store_temp1, 0, 2);
1095static SENSOR_DEVICE_ATTR_2(temp2_max_hyst, S_IRUGO | S_IWUSR,
1096 show_temp23, store_temp23, 0, 4);
1097static SENSOR_DEVICE_ATTR_2(temp3_max_hyst, S_IRUGO | S_IWUSR,
1098 show_temp23, store_temp23, 1, 4);
1099static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL);
43e61a2d
GJ		 1100static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 0);
1101static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 1);
1102static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 2);
1103static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 3);
1104static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 4);
1105static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 5);
1106static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 6);
1107static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 7);
1108static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 8);
1109static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 9);
1110static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 10);
1111static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 11);
1112static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 12);
1113static SENSOR_DEVICE_ATTR(fan7_alarm, S_IRUGO, show_alarm, NULL, 15);
1114static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 19);
1115static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 20);
1116static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 21);
1117static SENSOR_DEVICE_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 22);
1118static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_alarm, NULL, 23);
f52f79da
RM		 1119static DEVICE_ATTR(chassis, S_IRUGO, show_regs_chassis, NULL);
1120static DEVICE_ATTR(chassis_clear, S_IRUGO | S_IWUSR,
c32301b5
JD		 1121 show_chassis_clear, store_chassis_clear_legacy);
1122static DEVICE_ATTR(intrusion0_alarm, S_IRUGO | S_IWUSR,
1123 show_chassis, store_chassis_clear);
f52f79da
RM		 1124static SENSOR_DEVICE_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 0);
1125static SENSOR_DEVICE_ATTR(pwm2, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 1);
1126static SENSOR_DEVICE_ATTR(pwm3, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 2);
1127static SENSOR_DEVICE_ATTR(pwm1_enable, S_IWUSR | S_IRUGO,
1128 show_pwmenable, store_pwmenable, 1);
1129static SENSOR_DEVICE_ATTR(pwm2_enable, S_IWUSR | S_IRUGO,
1130 show_pwmenable, store_pwmenable, 2);
1131static SENSOR_DEVICE_ATTR(pwm3_enable, S_IWUSR | S_IRUGO,
1132 show_pwmenable, store_pwmenable, 3);
1133static SENSOR_DEVICE_ATTR(pwm1_mode, S_IWUSR | S_IRUGO,
1134 show_pwm_mode, store_pwm_mode, 0);
1135static SENSOR_DEVICE_ATTR(pwm2_mode, S_IWUSR | S_IRUGO,
1136 show_pwm_mode, store_pwm_mode, 1);
1137static SENSOR_DEVICE_ATTR(pwm3_mode, S_IWUSR | S_IRUGO,
1138 show_pwm_mode, store_pwm_mode, 2);
1139static SENSOR_DEVICE_ATTR(tolerance1, S_IWUSR | S_IRUGO,
1140 show_tolerance, store_tolerance, 1);
1141static SENSOR_DEVICE_ATTR(tolerance2, S_IWUSR | S_IRUGO,
1142 show_tolerance, store_tolerance, 2);
1143static SENSOR_DEVICE_ATTR(tolerance3, S_IWUSR | S_IRUGO,
1144 show_tolerance, store_tolerance, 3);
1145static SENSOR_DEVICE_ATTR(thermal_cruise1, S_IWUSR | S_IRUGO,
1146 show_thermal_cruise, store_thermal_cruise, 1);
1147static SENSOR_DEVICE_ATTR(thermal_cruise2, S_IWUSR | S_IRUGO,
1148 show_thermal_cruise, store_thermal_cruise, 2);
1149static SENSOR_DEVICE_ATTR(thermal_cruise3, S_IWUSR | S_IRUGO,
1150 show_thermal_cruise, store_thermal_cruise, 3);
1151static SENSOR_DEVICE_ATTR_2(sf2_point1_fan1, S_IRUGO | S_IWUSR,
1152 show_sf2_point, store_sf2_point, 1, 1);
1153static SENSOR_DEVICE_ATTR_2(sf2_point2_fan1, S_IRUGO | S_IWUSR,
1154 show_sf2_point, store_sf2_point, 2, 1);
1155static SENSOR_DEVICE_ATTR_2(sf2_point3_fan1, S_IRUGO | S_IWUSR,
1156 show_sf2_point, store_sf2_point, 3, 1);
1157static SENSOR_DEVICE_ATTR_2(sf2_point4_fan1, S_IRUGO | S_IWUSR,
1158 show_sf2_point, store_sf2_point, 4, 1);
1159static SENSOR_DEVICE_ATTR_2(sf2_point1_fan2, S_IRUGO | S_IWUSR,
1160 show_sf2_point, store_sf2_point, 1, 2);
1161static SENSOR_DEVICE_ATTR_2(sf2_point2_fan2, S_IRUGO | S_IWUSR,
1162 show_sf2_point, store_sf2_point, 2, 2);
1163static SENSOR_DEVICE_ATTR_2(sf2_point3_fan2, S_IRUGO | S_IWUSR,
1164 show_sf2_point, store_sf2_point, 3, 2);
1165static SENSOR_DEVICE_ATTR_2(sf2_point4_fan2, S_IRUGO | S_IWUSR,
1166 show_sf2_point, store_sf2_point, 4, 2);
1167static SENSOR_DEVICE_ATTR_2(sf2_point1_fan3, S_IRUGO | S_IWUSR,
1168 show_sf2_point, store_sf2_point, 1, 3);
1169static SENSOR_DEVICE_ATTR_2(sf2_point2_fan3, S_IRUGO | S_IWUSR,
1170 show_sf2_point, store_sf2_point, 2, 3);
1171static SENSOR_DEVICE_ATTR_2(sf2_point3_fan3, S_IRUGO | S_IWUSR,
1172 show_sf2_point, store_sf2_point, 3, 3);
1173static SENSOR_DEVICE_ATTR_2(sf2_point4_fan3, S_IRUGO | S_IWUSR,
1174 show_sf2_point, store_sf2_point, 4, 3);
1175static SENSOR_DEVICE_ATTR_2(sf2_level1_fan1, S_IRUGO | S_IWUSR,
1176 show_sf2_level, store_sf2_level, 1, 1);
1177static SENSOR_DEVICE_ATTR_2(sf2_level2_fan1, S_IRUGO | S_IWUSR,
1178 show_sf2_level, store_sf2_level, 2, 1);
1179static SENSOR_DEVICE_ATTR_2(sf2_level3_fan1, S_IRUGO | S_IWUSR,
1180 show_sf2_level, store_sf2_level, 3, 1);
1181static SENSOR_DEVICE_ATTR_2(sf2_level1_fan2, S_IRUGO | S_IWUSR,
1182 show_sf2_level, store_sf2_level, 1, 2);
1183static SENSOR_DEVICE_ATTR_2(sf2_level2_fan2, S_IRUGO | S_IWUSR,
1184 show_sf2_level, store_sf2_level, 2, 2);
1185static SENSOR_DEVICE_ATTR_2(sf2_level3_fan2, S_IRUGO | S_IWUSR,
1186 show_sf2_level, store_sf2_level, 3, 2);
1187static SENSOR_DEVICE_ATTR_2(sf2_level1_fan3, S_IRUGO | S_IWUSR,
1188 show_sf2_level, store_sf2_level, 1, 3);
1189static SENSOR_DEVICE_ATTR_2(sf2_level2_fan3, S_IRUGO | S_IWUSR,
1190 show_sf2_level, store_sf2_level, 2, 3);
1191static SENSOR_DEVICE_ATTR_2(sf2_level3_fan3, S_IRUGO | S_IWUSR,
1192 show_sf2_level, store_sf2_level, 3, 3);
1193static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, show_fan, NULL, 1);
1194static SENSOR_DEVICE_ATTR(fan2_input, S_IRUGO, show_fan, NULL, 2);
1195static SENSOR_DEVICE_ATTR(fan3_input, S_IRUGO, show_fan, NULL, 3);
1196static SENSOR_DEVICE_ATTR(fan4_input, S_IRUGO, show_fan, NULL, 4);
1197static SENSOR_DEVICE_ATTR(fan5_input, S_IRUGO, show_fan, NULL, 5);
1198static SENSOR_DEVICE_ATTR(fan6_input, S_IRUGO, show_fan, NULL, 6);
1199static SENSOR_DEVICE_ATTR(fan7_input, S_IRUGO, show_fan, NULL, 7);
1200static SENSOR_DEVICE_ATTR(fan1_min, S_IWUSR | S_IRUGO,
1201 show_fan_min, store_fan_min, 1);
1202static SENSOR_DEVICE_ATTR(fan2_min, S_IWUSR | S_IRUGO,
1203 show_fan_min, store_fan_min, 2);
1204static SENSOR_DEVICE_ATTR(fan3_min, S_IWUSR | S_IRUGO,
1205 show_fan_min, store_fan_min, 3);
1206static SENSOR_DEVICE_ATTR(fan4_min, S_IWUSR | S_IRUGO,
1207 show_fan_min, store_fan_min, 4);
1208static SENSOR_DEVICE_ATTR(fan5_min, S_IWUSR | S_IRUGO,
1209 show_fan_min, store_fan_min, 5);
1210static SENSOR_DEVICE_ATTR(fan6_min, S_IWUSR | S_IRUGO,
1211 show_fan_min, store_fan_min, 6);
1212static SENSOR_DEVICE_ATTR(fan7_min, S_IWUSR | S_IRUGO,
1213 show_fan_min, store_fan_min, 7);
1214static SENSOR_DEVICE_ATTR(fan1_div, S_IWUSR | S_IRUGO,
1215 show_fan_div, store_fan_div, 1);
1216static SENSOR_DEVICE_ATTR(fan2_div, S_IWUSR | S_IRUGO,
1217 show_fan_div, store_fan_div, 2);
1218static SENSOR_DEVICE_ATTR(fan3_div, S_IWUSR | S_IRUGO,
1219 show_fan_div, store_fan_div, 3);
1220static SENSOR_DEVICE_ATTR(fan4_div, S_IWUSR | S_IRUGO,
1221 show_fan_div, store_fan_div, 4);
1222static SENSOR_DEVICE_ATTR(fan5_div, S_IWUSR | S_IRUGO,
1223 show_fan_div, store_fan_div, 5);
1224static SENSOR_DEVICE_ATTR(fan6_div, S_IWUSR | S_IRUGO,
1225 show_fan_div, store_fan_div, 6);
1226static SENSOR_DEVICE_ATTR(fan7_div, S_IWUSR | S_IRUGO,
1227 show_fan_div, store_fan_div, 7);
1228
43e61a2d 1229static struct attribute *w83792d_attributes_fan[4][5] = {
f52f79da
RM		 1230 {
1231 &sensor_dev_attr_fan4_input.dev_attr.attr,
1232 &sensor_dev_attr_fan4_min.dev_attr.attr,
1233 &sensor_dev_attr_fan4_div.dev_attr.attr,
43e61a2d 1234 &sensor_dev_attr_fan4_alarm.dev_attr.attr,
f52f79da
RM		 1235 NULL
1236 }, {
1237 &sensor_dev_attr_fan5_input.dev_attr.attr,
1238 &sensor_dev_attr_fan5_min.dev_attr.attr,
1239 &sensor_dev_attr_fan5_div.dev_attr.attr,
43e61a2d 1240 &sensor_dev_attr_fan5_alarm.dev_attr.attr,
f52f79da
RM		 1241 NULL
1242 }, {
1243 &sensor_dev_attr_fan6_input.dev_attr.attr,
1244 &sensor_dev_attr_fan6_min.dev_attr.attr,
1245 &sensor_dev_attr_fan6_div.dev_attr.attr,
43e61a2d 1246 &sensor_dev_attr_fan6_alarm.dev_attr.attr,
f52f79da
RM		 1247 NULL
1248 }, {
1249 &sensor_dev_attr_fan7_input.dev_attr.attr,
1250 &sensor_dev_attr_fan7_min.dev_attr.attr,
1251 &sensor_dev_attr_fan7_div.dev_attr.attr,
43e61a2d 1252 &sensor_dev_attr_fan7_alarm.dev_attr.attr,
f52f79da
RM		 1253 NULL
1254 }
1255};
1256
1257static const struct attribute_group w83792d_group_fan[4] = {
1258 { .attrs = w83792d_attributes_fan[0] },
1259 { .attrs = w83792d_attributes_fan[1] },
1260 { .attrs = w83792d_attributes_fan[2] },
1261 { .attrs = w83792d_attributes_fan[3] },
1262};
1263
1264static struct attribute *w83792d_attributes[] = {
1265 &sensor_dev_attr_in0_input.dev_attr.attr,
1266 &sensor_dev_attr_in0_max.dev_attr.attr,
1267 &sensor_dev_attr_in0_min.dev_attr.attr,
1268 &sensor_dev_attr_in1_input.dev_attr.attr,
1269 &sensor_dev_attr_in1_max.dev_attr.attr,
1270 &sensor_dev_attr_in1_min.dev_attr.attr,
1271 &sensor_dev_attr_in2_input.dev_attr.attr,
1272 &sensor_dev_attr_in2_max.dev_attr.attr,
1273 &sensor_dev_attr_in2_min.dev_attr.attr,
1274 &sensor_dev_attr_in3_input.dev_attr.attr,
1275 &sensor_dev_attr_in3_max.dev_attr.attr,
1276 &sensor_dev_attr_in3_min.dev_attr.attr,
1277 &sensor_dev_attr_in4_input.dev_attr.attr,
1278 &sensor_dev_attr_in4_max.dev_attr.attr,
1279 &sensor_dev_attr_in4_min.dev_attr.attr,
1280 &sensor_dev_attr_in5_input.dev_attr.attr,
1281 &sensor_dev_attr_in5_max.dev_attr.attr,
1282 &sensor_dev_attr_in5_min.dev_attr.attr,
1283 &sensor_dev_attr_in6_input.dev_attr.attr,
1284 &sensor_dev_attr_in6_max.dev_attr.attr,
1285 &sensor_dev_attr_in6_min.dev_attr.attr,
1286 &sensor_dev_attr_in7_input.dev_attr.attr,
1287 &sensor_dev_attr_in7_max.dev_attr.attr,
1288 &sensor_dev_attr_in7_min.dev_attr.attr,
1289 &sensor_dev_attr_in8_input.dev_attr.attr,
1290 &sensor_dev_attr_in8_max.dev_attr.attr,
1291 &sensor_dev_attr_in8_min.dev_attr.attr,
43e61a2d
GJ		 1292 &sensor_dev_attr_in0_alarm.dev_attr.attr,
1293 &sensor_dev_attr_in1_alarm.dev_attr.attr,
1294 &sensor_dev_attr_in2_alarm.dev_attr.attr,
1295 &sensor_dev_attr_in3_alarm.dev_attr.attr,
1296 &sensor_dev_attr_in4_alarm.dev_attr.attr,
1297 &sensor_dev_attr_in5_alarm.dev_attr.attr,
1298 &sensor_dev_attr_in6_alarm.dev_attr.attr,
1299 &sensor_dev_attr_in7_alarm.dev_attr.attr,
1300 &sensor_dev_attr_in8_alarm.dev_attr.attr,
f52f79da
RM		 1301 &sensor_dev_attr_temp1_input.dev_attr.attr,
1302 &sensor_dev_attr_temp1_max.dev_attr.attr,
1303 &sensor_dev_attr_temp1_max_hyst.dev_attr.attr,
1304 &sensor_dev_attr_temp2_input.dev_attr.attr,
1305 &sensor_dev_attr_temp2_max.dev_attr.attr,
1306 &sensor_dev_attr_temp2_max_hyst.dev_attr.attr,
1307 &sensor_dev_attr_temp3_input.dev_attr.attr,
1308 &sensor_dev_attr_temp3_max.dev_attr.attr,
1309 &sensor_dev_attr_temp3_max_hyst.dev_attr.attr,
43e61a2d
GJ		 1310 &sensor_dev_attr_temp1_alarm.dev_attr.attr,
1311 &sensor_dev_attr_temp2_alarm.dev_attr.attr,
1312 &sensor_dev_attr_temp3_alarm.dev_attr.attr,
f52f79da
RM		 1313 &sensor_dev_attr_pwm1.dev_attr.attr,
1314 &sensor_dev_attr_pwm1_mode.dev_attr.attr,
1315 &sensor_dev_attr_pwm1_enable.dev_attr.attr,
1316 &sensor_dev_attr_pwm2.dev_attr.attr,
1317 &sensor_dev_attr_pwm2_mode.dev_attr.attr,
1318 &sensor_dev_attr_pwm2_enable.dev_attr.attr,
1319 &sensor_dev_attr_pwm3.dev_attr.attr,
1320 &sensor_dev_attr_pwm3_mode.dev_attr.attr,
1321 &sensor_dev_attr_pwm3_enable.dev_attr.attr,
1322 &dev_attr_alarms.attr,
1323 &dev_attr_chassis.attr,
1324 &dev_attr_chassis_clear.attr,
c32301b5 1325 &dev_attr_intrusion0_alarm.attr,
f52f79da
RM		 1326 &sensor_dev_attr_tolerance1.dev_attr.attr,
1327 &sensor_dev_attr_thermal_cruise1.dev_attr.attr,
1328 &sensor_dev_attr_tolerance2.dev_attr.attr,
1329 &sensor_dev_attr_thermal_cruise2.dev_attr.attr,
1330 &sensor_dev_attr_tolerance3.dev_attr.attr,
1331 &sensor_dev_attr_thermal_cruise3.dev_attr.attr,
1332 &sensor_dev_attr_sf2_point1_fan1.dev_attr.attr,
1333 &sensor_dev_attr_sf2_point2_fan1.dev_attr.attr,
1334 &sensor_dev_attr_sf2_point3_fan1.dev_attr.attr,
1335 &sensor_dev_attr_sf2_point4_fan1.dev_attr.attr,
1336 &sensor_dev_attr_sf2_point1_fan2.dev_attr.attr,
1337 &sensor_dev_attr_sf2_point2_fan2.dev_attr.attr,
1338 &sensor_dev_attr_sf2_point3_fan2.dev_attr.attr,
1339 &sensor_dev_attr_sf2_point4_fan2.dev_attr.attr,
1340 &sensor_dev_attr_sf2_point1_fan3.dev_attr.attr,
1341 &sensor_dev_attr_sf2_point2_fan3.dev_attr.attr,
1342 &sensor_dev_attr_sf2_point3_fan3.dev_attr.attr,
1343 &sensor_dev_attr_sf2_point4_fan3.dev_attr.attr,
1344 &sensor_dev_attr_sf2_level1_fan1.dev_attr.attr,
1345 &sensor_dev_attr_sf2_level2_fan1.dev_attr.attr,
1346 &sensor_dev_attr_sf2_level3_fan1.dev_attr.attr,
1347 &sensor_dev_attr_sf2_level1_fan2.dev_attr.attr,
1348 &sensor_dev_attr_sf2_level2_fan2.dev_attr.attr,
1349 &sensor_dev_attr_sf2_level3_fan2.dev_attr.attr,
1350 &sensor_dev_attr_sf2_level1_fan3.dev_attr.attr,
1351 &sensor_dev_attr_sf2_level2_fan3.dev_attr.attr,
1352 &sensor_dev_attr_sf2_level3_fan3.dev_attr.attr,
1353 &sensor_dev_attr_fan1_input.dev_attr.attr,
1354 &sensor_dev_attr_fan1_min.dev_attr.attr,
1355 &sensor_dev_attr_fan1_div.dev_attr.attr,
43e61a2d 1356 &sensor_dev_attr_fan1_alarm.dev_attr.attr,
f52f79da
RM		 1357 &sensor_dev_attr_fan2_input.dev_attr.attr,
1358 &sensor_dev_attr_fan2_min.dev_attr.attr,
1359 &sensor_dev_attr_fan2_div.dev_attr.attr,
43e61a2d 1360 &sensor_dev_attr_fan2_alarm.dev_attr.attr,
f52f79da
RM		 1361 &sensor_dev_attr_fan3_input.dev_attr.attr,
1362 &sensor_dev_attr_fan3_min.dev_attr.attr,
1363 &sensor_dev_attr_fan3_div.dev_attr.attr,
43e61a2d 1364 &sensor_dev_attr_fan3_alarm.dev_attr.attr,
f52f79da
RM		 1365 NULL
1366};
1367
1368static const struct attribute_group w83792d_group = {
1369 .attrs = w83792d_attributes,
1370};
5563e27d 1371
31d5d275 1372/* Return 0 if detection is successful, -ENODEV otherwise */
5563e27d 1373static int
310ec792 1374w83792d_detect(struct i2c_client *client, struct i2c_board_info *info)
5563e27d 1375{
31d5d275
JD		 1376 struct i2c_adapter *adapter = client->adapter;
1377 int val1, val2;
1378 unsigned short address = client->addr;
5563e27d 1379
d1743681 1380 if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
31d5d275 1381 return -ENODEV;
5563e27d 1382
2de1875a
JD		 1383 if (w83792d_read_value(client, W83792D_REG_CONFIG) & 0x80)
1384 return -ENODEV;
1385
1386 val1 = w83792d_read_value(client, W83792D_REG_BANK);
1387 val2 = w83792d_read_value(client, W83792D_REG_CHIPMAN);
1388 /* Check for Winbond ID if in bank 0 */
1389 if (!(val1 & 0x07)) { /* is Bank0 */
1390 if ((!(val1 & 0x80) && val2 != 0xa3) ||
d1743681 1391 ((val1 & 0x80) && val2 != 0x5c))
31d5d275 1392 return -ENODEV;
5563e27d 1393 }
d1743681
GR		 1394 /*
1395 * If Winbond chip, address of chip and W83792D_REG_I2C_ADDR
1396 * should match
1397 */
2de1875a
JD		 1398 if (w83792d_read_value(client, W83792D_REG_I2C_ADDR) != address)
1399 return -ENODEV;
5563e27d 1400
2de1875a 1401 /* Put it now into bank 0 and Vendor ID High Byte */
1f8dae31 1402 w83792d_write_value(client,
5563e27d 1403 W83792D_REG_BANK,
1f8dae31 1404 (w83792d_read_value(client,
5563e27d
RM		 1405 W83792D_REG_BANK) & 0x78) | 0x80);
1406
1407 /* Determine the chip type. */
2de1875a
JD		 1408 val1 = w83792d_read_value(client, W83792D_REG_WCHIPID);
1409 val2 = w83792d_read_value(client, W83792D_REG_CHIPMAN);
1410 if (val1 != 0x7a || val2 != 0x5c)
1411 return -ENODEV;
5563e27d 1412
31d5d275
JD		 1413 strlcpy(info->type, "w83792d", I2C_NAME_SIZE);
1414
1415 return 0;
1416}
1417
1418static int
1419w83792d_probe(struct i2c_client *client, const struct i2c_device_id *id)
1420{
1421 struct w83792d_data *data;
1422 struct device *dev = &client->dev;
1423 int i, val1, err;
5563e27d 1424
31d5d275
JD		 1425 data = kzalloc(sizeof(struct w83792d_data), GFP_KERNEL);
1426 if (!data) {
1427 err = -ENOMEM;
1428 goto ERROR0;
1429 }
5563e27d 1430
31d5d275 1431 i2c_set_clientdata(client, data);
5563e27d 1432 data->valid = 0;
9a61bf63 1433 mutex_init(&data->update_lock);
5563e27d 1434
31d5d275
JD		 1435 err = w83792d_detect_subclients(client);
1436 if (err)
5563e27d
RM		 1437 goto ERROR1;
1438
5563e27d 1439 /* Initialize the chip */
1f8dae31 1440 w83792d_init_client(client);
5563e27d
RM		 1441
1442 /* A few vars need to be filled upon startup */
96320519 1443 for (i = 0; i < 7; i++) {
1f8dae31 1444 data->fan_min[i] = w83792d_read_value(client,
5563e27d
RM		 1445 W83792D_REG_FAN_MIN[i]);
1446 }
1447
1448 /* Register sysfs hooks */
d1743681
GR		 1449 err = sysfs_create_group(&dev->kobj, &w83792d_group);
1450 if (err)
ce785ab4 1451 goto ERROR3;
96320519 1452
d1743681
GR		 1453 /*
1454 * Read GPIO enable register to check if pins for fan 4,5 are used as
1455 * GPIO
1456 */
1f8dae31 1457 val1 = w83792d_read_value(client, W83792D_REG_GPIO_EN);
f52f79da 1458
d1743681
GR		 1459 if (!(val1 & 0x40)) {
1460 err = sysfs_create_group(&dev->kobj, &w83792d_group_fan[0]);
1461 if (err)
f52f79da 1462 goto exit_remove_files;
d1743681 1463 }
f52f79da 1464
d1743681
GR		 1465 if (!(val1 & 0x20)) {
1466 err = sysfs_create_group(&dev->kobj, &w83792d_group_fan[1]);
1467 if (err)
f52f79da 1468 goto exit_remove_files;
d1743681 1469 }
96320519 1470
1f8dae31 1471 val1 = w83792d_read_value(client, W83792D_REG_PIN);
d1743681
GR		 1472 if (val1 & 0x40) {
1473 err = sysfs_create_group(&dev->kobj, &w83792d_group_fan[2]);
1474 if (err)
f52f79da 1475 goto exit_remove_files;
d1743681 1476 }
f52f79da 1477
d1743681
GR		 1478 if (val1 & 0x04) {
1479 err = sysfs_create_group(&dev->kobj, &w83792d_group_fan[3]);
1480 if (err)
f52f79da 1481 goto exit_remove_files;
d1743681 1482 }
1f8dae31 1483
1beeffe4
TJ		 1484 data->hwmon_dev = hwmon_device_register(dev);
1485 if (IS_ERR(data->hwmon_dev)) {
1486 err = PTR_ERR(data->hwmon_dev);
f52f79da 1487 goto exit_remove_files;
1f8dae31
YM		 1488 }
1489
5563e27d
RM		 1490 return 0;
1491
f52f79da
RM		 1492exit_remove_files:
1493 sysfs_remove_group(&dev->kobj, &w83792d_group);
1494 for (i = 0; i < ARRAY_SIZE(w83792d_group_fan); i++)
1495 sysfs_remove_group(&dev->kobj, &w83792d_group_fan[i]);
ce785ab4 1496ERROR3:
31d5d275
JD		 1497 if (data->lm75[0] != NULL)
1498 i2c_unregister_device(data->lm75[0]);
1499 if (data->lm75[1] != NULL)
1500 i2c_unregister_device(data->lm75[1]);
5563e27d
RM		 1501ERROR1:
1502 kfree(data);
1503ERROR0:
1504 return err;
1505}
1506
1507static int
31d5d275 1508w83792d_remove(struct i2c_client *client)
5563e27d 1509{
ce785ab4 1510 struct w83792d_data *data = i2c_get_clientdata(client);
31d5d275 1511 int i;
ce785ab4 1512
31d5d275
JD		 1513 hwmon_device_unregister(data->hwmon_dev);
1514 sysfs_remove_group(&client->dev.kobj, &w83792d_group);
1515 for (i = 0; i < ARRAY_SIZE(w83792d_group_fan); i++)
1516 sysfs_remove_group(&client->dev.kobj,
1517 &w83792d_group_fan[i]);
5563e27d 1518
31d5d275
JD		 1519 if (data->lm75[0] != NULL)
1520 i2c_unregister_device(data->lm75[0]);
1521 if (data->lm75[1] != NULL)
1522 i2c_unregister_device(data->lm75[1]);
5563e27d 1523
31d5d275 1524 kfree(data);
5563e27d
RM		 1525 return 0;
1526}
1527
5563e27d
RM		 1528static void
1529w83792d_init_client(struct i2c_client *client)
1530{
1531 u8 temp2_cfg, temp3_cfg, vid_in_b;
1532
d1743681 1533 if (init)
5563e27d 1534 w83792d_write_value(client, W83792D_REG_CONFIG, 0x80);
d1743681
GR		 1535
1536 /*
1537 * Clear the bit6 of W83792D_REG_VID_IN_B(set it into 0):
1538 * W83792D_REG_VID_IN_B bit6 = 0: the high/low limit of
1539 * vin0/vin1 can be modified by user;
1540 * W83792D_REG_VID_IN_B bit6 = 1: the high/low limit of
1541 * vin0/vin1 auto-updated, can NOT be modified by user.
1542 */
5563e27d
RM		 1543 vid_in_b = w83792d_read_value(client, W83792D_REG_VID_IN_B);
1544 w83792d_write_value(client, W83792D_REG_VID_IN_B,
1545 vid_in_b & 0xbf);
1546
1547 temp2_cfg = w83792d_read_value(client, W83792D_REG_TEMP2_CONFIG);
1548 temp3_cfg = w83792d_read_value(client, W83792D_REG_TEMP3_CONFIG);
1549 w83792d_write_value(client, W83792D_REG_TEMP2_CONFIG,
1550 temp2_cfg & 0xe6);
1551 w83792d_write_value(client, W83792D_REG_TEMP3_CONFIG,
1552 temp3_cfg & 0xe6);
1553
1554 /* Start monitoring */
1555 w83792d_write_value(client, W83792D_REG_CONFIG,
1556 (w83792d_read_value(client,
1557 W83792D_REG_CONFIG) & 0xf7)
1558 | 0x01);
1559}
1560
1561static struct w83792d_data *w83792d_update_device(struct device *dev)
1562{
1563 struct i2c_client *client = to_i2c_client(dev);
1564 struct w83792d_data *data = i2c_get_clientdata(client);
1565 int i, j;
53e2761b 1566 u8 reg_array_tmp[4], reg_tmp;
5563e27d 1567
9a61bf63 1568 mutex_lock(&data->update_lock);
5563e27d
RM		 1569
1570 if (time_after
1571 (jiffies - data->last_updated, (unsigned long) (HZ * 3))
1572 || time_before(jiffies, data->last_updated) || !data->valid) {
1573 dev_dbg(dev, "Starting device update\n");
1574
1575 /* Update the voltages measured value and limits */
1576 for (i = 0; i < 9; i++) {
1577 data->in[i] = w83792d_read_value(client,
1578 W83792D_REG_IN[i]);
1579 data->in_max[i] = w83792d_read_value(client,
1580 W83792D_REG_IN_MAX[i]);
1581 data->in_min[i] = w83792d_read_value(client,
1582 W83792D_REG_IN_MIN[i]);
1583 }
99d85560
JD		 1584 data->low_bits = w83792d_read_value(client,
1585 W83792D_REG_LOW_BITS1) +
1586 (w83792d_read_value(client,
1587 W83792D_REG_LOW_BITS2) << 8);
5563e27d
RM		 1588 for (i = 0; i < 7; i++) {
1589 /* Update the Fan measured value and limits */
1590 data->fan[i] = w83792d_read_value(client,
1591 W83792D_REG_FAN[i]);
1592 data->fan_min[i] = w83792d_read_value(client,
1593 W83792D_REG_FAN_MIN[i]);
1594 /* Update the PWM/DC Value and PWM/DC flag */
53e2761b 1595 data->pwm[i] = w83792d_read_value(client,
5563e27d 1596 W83792D_REG_PWM[i]);
5563e27d
RM		 1597 }
1598
1599 reg_tmp = w83792d_read_value(client, W83792D_REG_FAN_CFG);
1600 data->pwmenable[0] = reg_tmp & 0x03;
1601 data->pwmenable[1] = (reg_tmp>>2) & 0x03;
1602 data->pwmenable[2] = (reg_tmp>>4) & 0x03;
1603
1604 for (i = 0; i < 3; i++) {
1605 data->temp1[i] = w83792d_read_value(client,
1606 W83792D_REG_TEMP1[i]);
1607 }
1608 for (i = 0; i < 2; i++) {
1609 for (j = 0; j < 6; j++) {
1610 data->temp_add[i][j] = w83792d_read_value(
d1743681 1611 client, W83792D_REG_TEMP_ADD[i][j]);
5563e27d
RM		 1612 }
1613 }
1614
1615 /* Update the Fan Divisor */
1616 for (i = 0; i < 4; i++) {
1617 reg_array_tmp[i] = w83792d_read_value(client,
1618 W83792D_REG_FAN_DIV[i]);
1619 }
1620 data->fan_div[0] = reg_array_tmp[0] & 0x07;
1621 data->fan_div[1] = (reg_array_tmp[0] >> 4) & 0x07;
1622 data->fan_div[2] = reg_array_tmp[1] & 0x07;
1623 data->fan_div[3] = (reg_array_tmp[1] >> 4) & 0x07;
1624 data->fan_div[4] = reg_array_tmp[2] & 0x07;
1625 data->fan_div[5] = (reg_array_tmp[2] >> 4) & 0x07;
1626 data->fan_div[6] = reg_array_tmp[3] & 0x07;
1627
1628 /* Update the realtime status */
1629 data->alarms = w83792d_read_value(client, W83792D_REG_ALARM1) +
1630 (w83792d_read_value(client, W83792D_REG_ALARM2) << 8) +
1631 (w83792d_read_value(client, W83792D_REG_ALARM3) << 16);
1632
1633 /* Update CaseOpen status and it's CLR_CHS. */
1634 data->chassis = (w83792d_read_value(client,
1635 W83792D_REG_CHASSIS) >> 5) & 0x01;
1636 data->chassis_clear = (w83792d_read_value(client,
1637 W83792D_REG_CHASSIS_CLR) >> 7) & 0x01;
1638
1639 /* Update Thermal Cruise/Smart Fan I target value */
1640 for (i = 0; i < 3; i++) {
1641 data->thermal_cruise[i] =
1642 w83792d_read_value(client,
1643 W83792D_REG_THERMAL[i]) & 0x7f;
1644 }
1645
1646 /* Update Smart Fan I/II tolerance */
1647 reg_tmp = w83792d_read_value(client, W83792D_REG_TOLERANCE[0]);
1648 data->tolerance[0] = reg_tmp & 0x0f;
1649 data->tolerance[1] = (reg_tmp >> 4) & 0x0f;
1650 data->tolerance[2] = w83792d_read_value(client,
1651 W83792D_REG_TOLERANCE[2]) & 0x0f;
1652
1653 /* Update Smart Fan II temperature points */
1654 for (i = 0; i < 3; i++) {
1655 for (j = 0; j < 4; j++) {
d1743681
GR		 1656 data->sf2_points[i][j]
1657 = w83792d_read_value(client,
1658 W83792D_REG_POINTS[i][j]) & 0x7f;
5563e27d
RM		 1659 }
1660 }
1661
1662 /* Update Smart Fan II duty cycle levels */
1663 for (i = 0; i < 3; i++) {
1664 reg_tmp = w83792d_read_value(client,
1665 W83792D_REG_LEVELS[i][0]);
1666 data->sf2_levels[i][0] = reg_tmp & 0x0f;
1667 data->sf2_levels[i][1] = (reg_tmp >> 4) & 0x0f;
1668 reg_tmp = w83792d_read_value(client,
1669 W83792D_REG_LEVELS[i][2]);
1670 data->sf2_levels[i][2] = (reg_tmp >> 4) & 0x0f;
1671 data->sf2_levels[i][3] = reg_tmp & 0x0f;
1672 }
1673
1674 data->last_updated = jiffies;
1675 data->valid = 1;
1676 }
1677
9a61bf63 1678 mutex_unlock(&data->update_lock);
5563e27d
RM		 1679
1680#ifdef DEBUG
1681 w83792d_print_debug(data, dev);
1682#endif
1683
1684 return data;
1685}
1686
1687#ifdef DEBUG
1688static void w83792d_print_debug(struct w83792d_data *data, struct device *dev)
1689{
d1743681 1690 int i = 0, j = 0;
5563e27d
RM		 1691 dev_dbg(dev, "==========The following is the debug message...========\n");
1692 dev_dbg(dev, "9 set of Voltages: =====>\n");
d1743681 1693 for (i = 0; i < 9; i++) {
5563e27d
RM		 1694 dev_dbg(dev, "vin[%d] is: 0x%x\n", i, data->in[i]);
1695 dev_dbg(dev, "vin[%d] max is: 0x%x\n", i, data->in_max[i]);
1696 dev_dbg(dev, "vin[%d] min is: 0x%x\n", i, data->in_min[i]);
1697 }
99d85560
JD		 1698 dev_dbg(dev, "Low Bit1 is: 0x%x\n", data->low_bits & 0xff);
1699 dev_dbg(dev, "Low Bit2 is: 0x%x\n", data->low_bits >> 8);
5563e27d 1700 dev_dbg(dev, "7 set of Fan Counts and Duty Cycles: =====>\n");
d1743681 1701 for (i = 0; i < 7; i++) {
5563e27d
RM		 1702 dev_dbg(dev, "fan[%d] is: 0x%x\n", i, data->fan[i]);
1703 dev_dbg(dev, "fan[%d] min is: 0x%x\n", i, data->fan_min[i]);
1704 dev_dbg(dev, "pwm[%d] is: 0x%x\n", i, data->pwm[i]);
5563e27d
RM		 1705 }
1706 dev_dbg(dev, "3 set of Temperatures: =====>\n");
d1743681 1707 for (i = 0; i < 3; i++)
5563e27d 1708 dev_dbg(dev, "temp1[%d] is: 0x%x\n", i, data->temp1[i]);
5563e27d 1709
d1743681
GR		 1710 for (i = 0; i < 2; i++) {
1711 for (j = 0; j < 6; j++) {
5563e27d
RM		 1712 dev_dbg(dev, "temp_add[%d][%d] is: 0x%x\n", i, j,
1713 data->temp_add[i][j]);
1714 }
1715 }
1716
d1743681 1717 for (i = 0; i < 7; i++)
5563e27d 1718 dev_dbg(dev, "fan_div[%d] is: 0x%x\n", i, data->fan_div[i]);
d1743681
GR		 1719
1720 dev_dbg(dev, "==========End of the debug message...================\n");
5563e27d
RM		 1721 dev_dbg(dev, "\n");
1722}
1723#endif
1724
f0967eea 1725module_i2c_driver(w83792d_driver);
5563e27d
RM		 1726
1727MODULE_AUTHOR("Chunhao Huang @ Winbond <DZShen@Winbond.com.tw>");
1728MODULE_DESCRIPTION("W83792AD/D driver for linux-2.6");
1729MODULE_LICENSE("GPL");
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