linux/drivers/hwmon/f71882fg.c
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   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/***************************************************************************
   3 *   Copyright (C) 2006 by Hans Edgington <hans@edgington.nl>              *
   4 *   Copyright (C) 2007-2011 Hans de Goede <hdegoede@redhat.com>           *
   5 *                                                                         *
   6 ***************************************************************************/
   7
   8#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
   9
  10#include <linux/module.h>
  11#include <linux/init.h>
  12#include <linux/slab.h>
  13#include <linux/jiffies.h>
  14#include <linux/platform_device.h>
  15#include <linux/hwmon.h>
  16#include <linux/hwmon-sysfs.h>
  17#include <linux/err.h>
  18#include <linux/mutex.h>
  19#include <linux/io.h>
  20#include <linux/acpi.h>
  21
  22#define DRVNAME "f71882fg"
  23
  24#define SIO_F71858FG_LD_HWM     0x02    /* Hardware monitor logical device */
  25#define SIO_F71882FG_LD_HWM     0x04    /* Hardware monitor logical device */
  26#define SIO_UNLOCK_KEY          0x87    /* Key to enable Super-I/O */
  27#define SIO_LOCK_KEY            0xAA    /* Key to disable Super-I/O */
  28
  29#define SIO_REG_LDSEL           0x07    /* Logical device select */
  30#define SIO_REG_DEVID           0x20    /* Device ID (2 bytes) */
  31#define SIO_REG_DEVREV          0x22    /* Device revision */
  32#define SIO_REG_MANID           0x23    /* Fintek ID (2 bytes) */
  33#define SIO_REG_ENABLE          0x30    /* Logical device enable */
  34#define SIO_REG_ADDR            0x60    /* Logical device address (2 bytes) */
  35
  36#define SIO_FINTEK_ID           0x1934  /* Manufacturers ID */
  37#define SIO_F71808E_ID          0x0901  /* Chipset ID */
  38#define SIO_F71808A_ID          0x1001  /* Chipset ID */
  39#define SIO_F71858_ID           0x0507  /* Chipset ID */
  40#define SIO_F71862_ID           0x0601  /* Chipset ID */
  41#define SIO_F71868_ID           0x1106  /* Chipset ID */
  42#define SIO_F71869_ID           0x0814  /* Chipset ID */
  43#define SIO_F71869A_ID          0x1007  /* Chipset ID */
  44#define SIO_F71882_ID           0x0541  /* Chipset ID */
  45#define SIO_F71889_ID           0x0723  /* Chipset ID */
  46#define SIO_F71889E_ID          0x0909  /* Chipset ID */
  47#define SIO_F71889A_ID          0x1005  /* Chipset ID */
  48#define SIO_F8000_ID            0x0581  /* Chipset ID */
  49#define SIO_F81768D_ID          0x1210  /* Chipset ID */
  50#define SIO_F81865_ID           0x0704  /* Chipset ID */
  51#define SIO_F81866_ID           0x1010  /* Chipset ID */
  52
  53#define REGION_LENGTH           8
  54#define ADDR_REG_OFFSET         5
  55#define DATA_REG_OFFSET         6
  56
  57#define F71882FG_REG_IN_STATUS          0x12 /* f7188x only */
  58#define F71882FG_REG_IN_BEEP            0x13 /* f7188x only */
  59#define F71882FG_REG_IN(nr)             (0x20  + (nr))
  60#define F71882FG_REG_IN1_HIGH           0x32 /* f7188x only */
  61
  62#define F81866_REG_IN_STATUS            0x16 /* F81866 only */
  63#define F81866_REG_IN_BEEP                      0x17 /* F81866 only */
  64#define F81866_REG_IN1_HIGH             0x3a /* F81866 only */
  65
  66#define F71882FG_REG_FAN(nr)            (0xA0 + (16 * (nr)))
  67#define F71882FG_REG_FAN_TARGET(nr)     (0xA2 + (16 * (nr)))
  68#define F71882FG_REG_FAN_FULL_SPEED(nr) (0xA4 + (16 * (nr)))
  69#define F71882FG_REG_FAN_STATUS         0x92
  70#define F71882FG_REG_FAN_BEEP           0x93
  71
  72#define F71882FG_REG_TEMP(nr)           (0x70 + 2 * (nr))
  73#define F71882FG_REG_TEMP_OVT(nr)       (0x80 + 2 * (nr))
  74#define F71882FG_REG_TEMP_HIGH(nr)      (0x81 + 2 * (nr))
  75#define F71882FG_REG_TEMP_STATUS        0x62
  76#define F71882FG_REG_TEMP_BEEP          0x63
  77#define F71882FG_REG_TEMP_CONFIG        0x69
  78#define F71882FG_REG_TEMP_HYST(nr)      (0x6C + (nr))
  79#define F71882FG_REG_TEMP_TYPE          0x6B
  80#define F71882FG_REG_TEMP_DIODE_OPEN    0x6F
  81
  82#define F71882FG_REG_PWM(nr)            (0xA3 + (16 * (nr)))
  83#define F71882FG_REG_PWM_TYPE           0x94
  84#define F71882FG_REG_PWM_ENABLE         0x96
  85
  86#define F71882FG_REG_FAN_HYST(nr)       (0x98 + (nr))
  87
  88#define F71882FG_REG_FAN_FAULT_T        0x9F
  89#define F71882FG_FAN_NEG_TEMP_EN        0x20
  90#define F71882FG_FAN_PROG_SEL           0x80
  91
  92#define F71882FG_REG_POINT_PWM(pwm, point)      (0xAA + (point) + (16 * (pwm)))
  93#define F71882FG_REG_POINT_TEMP(pwm, point)     (0xA6 + (point) + (16 * (pwm)))
  94#define F71882FG_REG_POINT_MAPPING(nr)          (0xAF + 16 * (nr))
  95
  96#define F71882FG_REG_START              0x01
  97
  98#define F71882FG_MAX_INS                11
  99
 100#define FAN_MIN_DETECT                  366 /* Lowest detectable fanspeed */
 101
 102static unsigned short force_id;
 103module_param(force_id, ushort, 0);
 104MODULE_PARM_DESC(force_id, "Override the detected device ID");
 105
 106enum chips { f71808e, f71808a, f71858fg, f71862fg, f71868a, f71869, f71869a,
 107        f71882fg, f71889fg, f71889ed, f71889a, f8000, f81768d, f81865f,
 108        f81866a};
 109
 110static const char *const f71882fg_names[] = {
 111        "f71808e",
 112        "f71808a",
 113        "f71858fg",
 114        "f71862fg",
 115        "f71868a",
 116        "f71869", /* Both f71869f and f71869e, reg. compatible and same id */
 117        "f71869a",
 118        "f71882fg",
 119        "f71889fg", /* f81801u too, same id */
 120        "f71889ed",
 121        "f71889a",
 122        "f8000",
 123        "f81768d",
 124        "f81865f",
 125        "f81866a",
 126};
 127
 128static const char f71882fg_has_in[][F71882FG_MAX_INS] = {
 129        [f71808e]       = { 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0 },
 130        [f71808a]       = { 1, 1, 1, 1, 0, 0, 0, 1, 1, 0, 0 },
 131        [f71858fg]      = { 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 },
 132        [f71862fg]      = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 133        [f71868a]       = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0 },
 134        [f71869]        = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 135        [f71869a]       = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 136        [f71882fg]      = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 137        [f71889fg]      = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 138        [f71889ed]      = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 139        [f71889a]       = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 140        [f8000]         = { 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 },
 141        [f81768d]       = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 },
 142        [f81865f]       = { 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0 },
 143        [f81866a]       = { 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0 },
 144};
 145
 146static const char f71882fg_has_in1_alarm[] = {
 147        [f71808e]       = 0,
 148        [f71808a]       = 0,
 149        [f71858fg]      = 0,
 150        [f71862fg]      = 0,
 151        [f71868a]       = 0,
 152        [f71869]        = 0,
 153        [f71869a]       = 0,
 154        [f71882fg]      = 1,
 155        [f71889fg]      = 1,
 156        [f71889ed]      = 1,
 157        [f71889a]       = 1,
 158        [f8000]         = 0,
 159        [f81768d]       = 1,
 160        [f81865f]       = 1,
 161        [f81866a]       = 1,
 162};
 163
 164static const char f71882fg_fan_has_beep[] = {
 165        [f71808e]       = 0,
 166        [f71808a]       = 0,
 167        [f71858fg]      = 0,
 168        [f71862fg]      = 1,
 169        [f71868a]       = 1,
 170        [f71869]        = 1,
 171        [f71869a]       = 1,
 172        [f71882fg]      = 1,
 173        [f71889fg]      = 1,
 174        [f71889ed]      = 1,
 175        [f71889a]       = 1,
 176        [f8000]         = 0,
 177        [f81768d]       = 1,
 178        [f81865f]       = 1,
 179        [f81866a]       = 1,
 180};
 181
 182static const char f71882fg_nr_fans[] = {
 183        [f71808e]       = 3,
 184        [f71808a]       = 2, /* +1 fan which is monitor + simple pwm only */
 185        [f71858fg]      = 3,
 186        [f71862fg]      = 3,
 187        [f71868a]       = 3,
 188        [f71869]        = 3,
 189        [f71869a]       = 3,
 190        [f71882fg]      = 4,
 191        [f71889fg]      = 3,
 192        [f71889ed]      = 3,
 193        [f71889a]       = 3,
 194        [f8000]         = 3, /* +1 fan which is monitor only */
 195        [f81768d]       = 3,
 196        [f81865f]       = 2,
 197        [f81866a]       = 3,
 198};
 199
 200static const char f71882fg_temp_has_beep[] = {
 201        [f71808e]       = 0,
 202        [f71808a]       = 1,
 203        [f71858fg]      = 0,
 204        [f71862fg]      = 1,
 205        [f71868a]       = 1,
 206        [f71869]        = 1,
 207        [f71869a]       = 1,
 208        [f71882fg]      = 1,
 209        [f71889fg]      = 1,
 210        [f71889ed]      = 1,
 211        [f71889a]       = 1,
 212        [f8000]         = 0,
 213        [f81768d]       = 1,
 214        [f81865f]       = 1,
 215        [f81866a]       = 1,
 216};
 217
 218static const char f71882fg_nr_temps[] = {
 219        [f71808e]       = 2,
 220        [f71808a]       = 2,
 221        [f71858fg]      = 3,
 222        [f71862fg]      = 3,
 223        [f71868a]       = 3,
 224        [f71869]        = 3,
 225        [f71869a]       = 3,
 226        [f71882fg]      = 3,
 227        [f71889fg]      = 3,
 228        [f71889ed]      = 3,
 229        [f71889a]       = 3,
 230        [f8000]         = 3,
 231        [f81768d]       = 3,
 232        [f81865f]       = 2,
 233        [f81866a]       = 3,
 234};
 235
 236static struct platform_device *f71882fg_pdev;
 237
 238/* Super-I/O Function prototypes */
 239static inline int superio_inb(int base, int reg);
 240static inline int superio_inw(int base, int reg);
 241static inline int superio_enter(int base);
 242static inline void superio_select(int base, int ld);
 243static inline void superio_exit(int base);
 244
 245struct f71882fg_sio_data {
 246        enum chips type;
 247};
 248
 249struct f71882fg_data {
 250        unsigned short addr;
 251        enum chips type;
 252        struct device *hwmon_dev;
 253
 254        struct mutex update_lock;
 255        int temp_start;                 /* temp numbering start (0 or 1) */
 256        char valid;                     /* !=0 if following fields are valid */
 257        char auto_point_temp_signed;
 258        unsigned long last_updated;     /* In jiffies */
 259        unsigned long last_limits;      /* In jiffies */
 260
 261        /* Register Values */
 262        u8      in[F71882FG_MAX_INS];
 263        u8      in1_max;
 264        u8      in_status;
 265        u8      in_beep;
 266        u16     fan[4];
 267        u16     fan_target[4];
 268        u16     fan_full_speed[4];
 269        u8      fan_status;
 270        u8      fan_beep;
 271        /*
 272         * Note: all models have max 3 temperature channels, but on some
 273         * they are addressed as 0-2 and on others as 1-3, so for coding
 274         * convenience we reserve space for 4 channels
 275         */
 276        u16     temp[4];
 277        u8      temp_ovt[4];
 278        u8      temp_high[4];
 279        u8      temp_hyst[2]; /* 2 hysts stored per reg */
 280        u8      temp_type[4];
 281        u8      temp_status;
 282        u8      temp_beep;
 283        u8      temp_diode_open;
 284        u8      temp_config;
 285        u8      pwm[4];
 286        u8      pwm_enable;
 287        u8      pwm_auto_point_hyst[2];
 288        u8      pwm_auto_point_mapping[4];
 289        u8      pwm_auto_point_pwm[4][5];
 290        s8      pwm_auto_point_temp[4][4];
 291};
 292
 293/* Sysfs in */
 294static ssize_t show_in(struct device *dev, struct device_attribute *devattr,
 295        char *buf);
 296static ssize_t show_in_max(struct device *dev, struct device_attribute
 297        *devattr, char *buf);
 298static ssize_t store_in_max(struct device *dev, struct device_attribute
 299        *devattr, const char *buf, size_t count);
 300static ssize_t show_in_beep(struct device *dev, struct device_attribute
 301        *devattr, char *buf);
 302static ssize_t store_in_beep(struct device *dev, struct device_attribute
 303        *devattr, const char *buf, size_t count);
 304static ssize_t show_in_alarm(struct device *dev, struct device_attribute
 305        *devattr, char *buf);
 306/* Sysfs Fan */
 307static ssize_t show_fan(struct device *dev, struct device_attribute *devattr,
 308        char *buf);
 309static ssize_t show_fan_full_speed(struct device *dev,
 310        struct device_attribute *devattr, char *buf);
 311static ssize_t store_fan_full_speed(struct device *dev,
 312        struct device_attribute *devattr, const char *buf, size_t count);
 313static ssize_t show_fan_beep(struct device *dev, struct device_attribute
 314        *devattr, char *buf);
 315static ssize_t store_fan_beep(struct device *dev, struct device_attribute
 316        *devattr, const char *buf, size_t count);
 317static ssize_t show_fan_alarm(struct device *dev, struct device_attribute
 318        *devattr, char *buf);
 319/* Sysfs Temp */
 320static ssize_t show_temp(struct device *dev, struct device_attribute
 321        *devattr, char *buf);
 322static ssize_t show_temp_max(struct device *dev, struct device_attribute
 323        *devattr, char *buf);
 324static ssize_t store_temp_max(struct device *dev, struct device_attribute
 325        *devattr, const char *buf, size_t count);
 326static ssize_t show_temp_max_hyst(struct device *dev, struct device_attribute
 327        *devattr, char *buf);
 328static ssize_t store_temp_max_hyst(struct device *dev, struct device_attribute
 329        *devattr, const char *buf, size_t count);
 330static ssize_t show_temp_crit(struct device *dev, struct device_attribute
 331        *devattr, char *buf);
 332static ssize_t store_temp_crit(struct device *dev, struct device_attribute
 333        *devattr, const char *buf, size_t count);
 334static ssize_t show_temp_crit_hyst(struct device *dev, struct device_attribute
 335        *devattr, char *buf);
 336static ssize_t show_temp_type(struct device *dev, struct device_attribute
 337        *devattr, char *buf);
 338static ssize_t show_temp_beep(struct device *dev, struct device_attribute
 339        *devattr, char *buf);
 340static ssize_t store_temp_beep(struct device *dev, struct device_attribute
 341        *devattr, const char *buf, size_t count);
 342static ssize_t show_temp_alarm(struct device *dev, struct device_attribute
 343        *devattr, char *buf);
 344static ssize_t show_temp_fault(struct device *dev, struct device_attribute
 345        *devattr, char *buf);
 346/* PWM and Auto point control */
 347static ssize_t show_pwm(struct device *dev, struct device_attribute *devattr,
 348        char *buf);
 349static ssize_t store_pwm(struct device *dev, struct device_attribute *devattr,
 350        const char *buf, size_t count);
 351static ssize_t show_simple_pwm(struct device *dev,
 352        struct device_attribute *devattr, char *buf);
 353static ssize_t store_simple_pwm(struct device *dev,
 354        struct device_attribute *devattr, const char *buf, size_t count);
 355static ssize_t show_pwm_enable(struct device *dev,
 356        struct device_attribute *devattr, char *buf);
 357static ssize_t store_pwm_enable(struct device *dev,
 358        struct device_attribute *devattr, const char *buf, size_t count);
 359static ssize_t show_pwm_interpolate(struct device *dev,
 360        struct device_attribute *devattr, char *buf);
 361static ssize_t store_pwm_interpolate(struct device *dev,
 362        struct device_attribute *devattr, const char *buf, size_t count);
 363static ssize_t show_pwm_auto_point_channel(struct device *dev,
 364        struct device_attribute *devattr, char *buf);
 365static ssize_t store_pwm_auto_point_channel(struct device *dev,
 366        struct device_attribute *devattr, const char *buf, size_t count);
 367static ssize_t show_pwm_auto_point_temp_hyst(struct device *dev,
 368        struct device_attribute *devattr, char *buf);
 369static ssize_t store_pwm_auto_point_temp_hyst(struct device *dev,
 370        struct device_attribute *devattr, const char *buf, size_t count);
 371static ssize_t show_pwm_auto_point_pwm(struct device *dev,
 372        struct device_attribute *devattr, char *buf);
 373static ssize_t store_pwm_auto_point_pwm(struct device *dev,
 374        struct device_attribute *devattr, const char *buf, size_t count);
 375static ssize_t show_pwm_auto_point_temp(struct device *dev,
 376        struct device_attribute *devattr, char *buf);
 377static ssize_t store_pwm_auto_point_temp(struct device *dev,
 378        struct device_attribute *devattr, const char *buf, size_t count);
 379/* Sysfs misc */
 380static ssize_t name_show(struct device *dev, struct device_attribute *devattr,
 381        char *buf);
 382
 383static int f71882fg_probe(struct platform_device *pdev);
 384static int f71882fg_remove(struct platform_device *pdev);
 385
 386static struct platform_driver f71882fg_driver = {
 387        .driver = {
 388                .name   = DRVNAME,
 389        },
 390        .probe          = f71882fg_probe,
 391        .remove         = f71882fg_remove,
 392};
 393
 394static DEVICE_ATTR_RO(name);
 395
 396/*
 397 * Temp attr for the f71858fg, the f71858fg is special as it has its
 398 * temperature indexes start at 0 (the others start at 1)
 399 */
 400static struct sensor_device_attribute_2 f71858fg_temp_attr[] = {
 401        SENSOR_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, 0, 0),
 402        SENSOR_ATTR_2(temp1_max, S_IRUGO|S_IWUSR, show_temp_max,
 403                store_temp_max, 0, 0),
 404        SENSOR_ATTR_2(temp1_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 405                store_temp_max_hyst, 0, 0),
 406        SENSOR_ATTR_2(temp1_max_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 0),
 407        SENSOR_ATTR_2(temp1_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 408                store_temp_crit, 0, 0),
 409        SENSOR_ATTR_2(temp1_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 410                0, 0),
 411        SENSOR_ATTR_2(temp1_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 4),
 412        SENSOR_ATTR_2(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0, 0),
 413        SENSOR_ATTR_2(temp2_input, S_IRUGO, show_temp, NULL, 0, 1),
 414        SENSOR_ATTR_2(temp2_max, S_IRUGO|S_IWUSR, show_temp_max,
 415                store_temp_max, 0, 1),
 416        SENSOR_ATTR_2(temp2_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 417                store_temp_max_hyst, 0, 1),
 418        SENSOR_ATTR_2(temp2_max_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 1),
 419        SENSOR_ATTR_2(temp2_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 420                store_temp_crit, 0, 1),
 421        SENSOR_ATTR_2(temp2_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 422                0, 1),
 423        SENSOR_ATTR_2(temp2_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 5),
 424        SENSOR_ATTR_2(temp2_fault, S_IRUGO, show_temp_fault, NULL, 0, 1),
 425        SENSOR_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 0, 2),
 426        SENSOR_ATTR_2(temp3_max, S_IRUGO|S_IWUSR, show_temp_max,
 427                store_temp_max, 0, 2),
 428        SENSOR_ATTR_2(temp3_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 429                store_temp_max_hyst, 0, 2),
 430        SENSOR_ATTR_2(temp3_max_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 2),
 431        SENSOR_ATTR_2(temp3_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 432                store_temp_crit, 0, 2),
 433        SENSOR_ATTR_2(temp3_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 434                0, 2),
 435        SENSOR_ATTR_2(temp3_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 6),
 436        SENSOR_ATTR_2(temp3_fault, S_IRUGO, show_temp_fault, NULL, 0, 2),
 437};
 438
 439/* Temp attr for the standard models */
 440static struct sensor_device_attribute_2 fxxxx_temp_attr[3][9] = { {
 441        SENSOR_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, 0, 1),
 442        SENSOR_ATTR_2(temp1_max, S_IRUGO|S_IWUSR, show_temp_max,
 443                store_temp_max, 0, 1),
 444        SENSOR_ATTR_2(temp1_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 445                store_temp_max_hyst, 0, 1),
 446        /*
 447         * Should really be temp1_max_alarm, but older versions did not handle
 448         * the max and crit alarms separately and lm_sensors v2 depends on the
 449         * presence of temp#_alarm files. The same goes for temp2/3 _alarm.
 450         */
 451        SENSOR_ATTR_2(temp1_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 1),
 452        SENSOR_ATTR_2(temp1_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 453                store_temp_crit, 0, 1),
 454        SENSOR_ATTR_2(temp1_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 455                0, 1),
 456        SENSOR_ATTR_2(temp1_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 5),
 457        SENSOR_ATTR_2(temp1_type, S_IRUGO, show_temp_type, NULL, 0, 1),
 458        SENSOR_ATTR_2(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0, 1),
 459}, {
 460        SENSOR_ATTR_2(temp2_input, S_IRUGO, show_temp, NULL, 0, 2),
 461        SENSOR_ATTR_2(temp2_max, S_IRUGO|S_IWUSR, show_temp_max,
 462                store_temp_max, 0, 2),
 463        SENSOR_ATTR_2(temp2_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 464                store_temp_max_hyst, 0, 2),
 465        /* Should be temp2_max_alarm, see temp1_alarm note */
 466        SENSOR_ATTR_2(temp2_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 2),
 467        SENSOR_ATTR_2(temp2_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 468                store_temp_crit, 0, 2),
 469        SENSOR_ATTR_2(temp2_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 470                0, 2),
 471        SENSOR_ATTR_2(temp2_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 6),
 472        SENSOR_ATTR_2(temp2_type, S_IRUGO, show_temp_type, NULL, 0, 2),
 473        SENSOR_ATTR_2(temp2_fault, S_IRUGO, show_temp_fault, NULL, 0, 2),
 474}, {
 475        SENSOR_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 0, 3),
 476        SENSOR_ATTR_2(temp3_max, S_IRUGO|S_IWUSR, show_temp_max,
 477                store_temp_max, 0, 3),
 478        SENSOR_ATTR_2(temp3_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 479                store_temp_max_hyst, 0, 3),
 480        /* Should be temp3_max_alarm, see temp1_alarm note */
 481        SENSOR_ATTR_2(temp3_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 3),
 482        SENSOR_ATTR_2(temp3_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 483                store_temp_crit, 0, 3),
 484        SENSOR_ATTR_2(temp3_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 485                0, 3),
 486        SENSOR_ATTR_2(temp3_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 7),
 487        SENSOR_ATTR_2(temp3_type, S_IRUGO, show_temp_type, NULL, 0, 3),
 488        SENSOR_ATTR_2(temp3_fault, S_IRUGO, show_temp_fault, NULL, 0, 3),
 489} };
 490
 491/* Temp attr for models which can beep on temp alarm */
 492static struct sensor_device_attribute_2 fxxxx_temp_beep_attr[3][2] = { {
 493        SENSOR_ATTR_2(temp1_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 494                store_temp_beep, 0, 1),
 495        SENSOR_ATTR_2(temp1_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 496                store_temp_beep, 0, 5),
 497}, {
 498        SENSOR_ATTR_2(temp2_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 499                store_temp_beep, 0, 2),
 500        SENSOR_ATTR_2(temp2_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 501                store_temp_beep, 0, 6),
 502}, {
 503        SENSOR_ATTR_2(temp3_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 504                store_temp_beep, 0, 3),
 505        SENSOR_ATTR_2(temp3_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 506                store_temp_beep, 0, 7),
 507} };
 508
 509static struct sensor_device_attribute_2 f81866_temp_beep_attr[3][2] = { {
 510        SENSOR_ATTR_2(temp1_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 511                store_temp_beep, 0, 0),
 512        SENSOR_ATTR_2(temp1_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 513                store_temp_beep, 0, 4),
 514}, {
 515        SENSOR_ATTR_2(temp2_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 516                store_temp_beep, 0, 1),
 517        SENSOR_ATTR_2(temp2_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 518                store_temp_beep, 0, 5),
 519}, {
 520        SENSOR_ATTR_2(temp3_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 521                store_temp_beep, 0, 2),
 522        SENSOR_ATTR_2(temp3_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 523                store_temp_beep, 0, 6),
 524} };
 525
 526/*
 527 * Temp attr for the f8000
 528 * Note on the f8000 temp_ovt (crit) is used as max, and temp_high (max)
 529 * is used as hysteresis value to clear alarms
 530 * Also like the f71858fg its temperature indexes start at 0
 531 */
 532static struct sensor_device_attribute_2 f8000_temp_attr[] = {
 533        SENSOR_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, 0, 0),
 534        SENSOR_ATTR_2(temp1_max, S_IRUGO|S_IWUSR, show_temp_crit,
 535                store_temp_crit, 0, 0),
 536        SENSOR_ATTR_2(temp1_max_hyst, S_IRUGO|S_IWUSR, show_temp_max,
 537                store_temp_max, 0, 0),
 538        SENSOR_ATTR_2(temp1_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 4),
 539        SENSOR_ATTR_2(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0, 0),
 540        SENSOR_ATTR_2(temp2_input, S_IRUGO, show_temp, NULL, 0, 1),
 541        SENSOR_ATTR_2(temp2_max, S_IRUGO|S_IWUSR, show_temp_crit,
 542                store_temp_crit, 0, 1),
 543        SENSOR_ATTR_2(temp2_max_hyst, S_IRUGO|S_IWUSR, show_temp_max,
 544                store_temp_max, 0, 1),
 545        SENSOR_ATTR_2(temp2_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 5),
 546        SENSOR_ATTR_2(temp2_fault, S_IRUGO, show_temp_fault, NULL, 0, 1),
 547        SENSOR_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 0, 2),
 548        SENSOR_ATTR_2(temp3_max, S_IRUGO|S_IWUSR, show_temp_crit,
 549                store_temp_crit, 0, 2),
 550        SENSOR_ATTR_2(temp3_max_hyst, S_IRUGO|S_IWUSR, show_temp_max,
 551                store_temp_max, 0, 2),
 552        SENSOR_ATTR_2(temp3_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 6),
 553        SENSOR_ATTR_2(temp3_fault, S_IRUGO, show_temp_fault, NULL, 0, 2),
 554};
 555
 556/* in attr for all models */
 557static struct sensor_device_attribute_2 fxxxx_in_attr[] = {
 558        SENSOR_ATTR_2(in0_input, S_IRUGO, show_in, NULL, 0, 0),
 559        SENSOR_ATTR_2(in1_input, S_IRUGO, show_in, NULL, 0, 1),
 560        SENSOR_ATTR_2(in2_input, S_IRUGO, show_in, NULL, 0, 2),
 561        SENSOR_ATTR_2(in3_input, S_IRUGO, show_in, NULL, 0, 3),
 562        SENSOR_ATTR_2(in4_input, S_IRUGO, show_in, NULL, 0, 4),
 563        SENSOR_ATTR_2(in5_input, S_IRUGO, show_in, NULL, 0, 5),
 564        SENSOR_ATTR_2(in6_input, S_IRUGO, show_in, NULL, 0, 6),
 565        SENSOR_ATTR_2(in7_input, S_IRUGO, show_in, NULL, 0, 7),
 566        SENSOR_ATTR_2(in8_input, S_IRUGO, show_in, NULL, 0, 8),
 567        SENSOR_ATTR_2(in9_input, S_IRUGO, show_in, NULL, 0, 9),
 568        SENSOR_ATTR_2(in10_input, S_IRUGO, show_in, NULL, 0, 10),
 569};
 570
 571/* For models with in1 alarm capability */
 572static struct sensor_device_attribute_2 fxxxx_in1_alarm_attr[] = {
 573        SENSOR_ATTR_2(in1_max, S_IRUGO|S_IWUSR, show_in_max, store_in_max,
 574                0, 1),
 575        SENSOR_ATTR_2(in1_beep, S_IRUGO|S_IWUSR, show_in_beep, store_in_beep,
 576                0, 1),
 577        SENSOR_ATTR_2(in1_alarm, S_IRUGO, show_in_alarm, NULL, 0, 1),
 578};
 579
 580/* Fan / PWM attr common to all models */
 581static struct sensor_device_attribute_2 fxxxx_fan_attr[4][6] = { {
 582        SENSOR_ATTR_2(fan1_input, S_IRUGO, show_fan, NULL, 0, 0),
 583        SENSOR_ATTR_2(fan1_full_speed, S_IRUGO|S_IWUSR,
 584                      show_fan_full_speed,
 585                      store_fan_full_speed, 0, 0),
 586        SENSOR_ATTR_2(fan1_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 0),
 587        SENSOR_ATTR_2(pwm1, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 0),
 588        SENSOR_ATTR_2(pwm1_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
 589                      store_pwm_enable, 0, 0),
 590        SENSOR_ATTR_2(pwm1_interpolate, S_IRUGO|S_IWUSR,
 591                      show_pwm_interpolate, store_pwm_interpolate, 0, 0),
 592}, {
 593        SENSOR_ATTR_2(fan2_input, S_IRUGO, show_fan, NULL, 0, 1),
 594        SENSOR_ATTR_2(fan2_full_speed, S_IRUGO|S_IWUSR,
 595                      show_fan_full_speed,
 596                      store_fan_full_speed, 0, 1),
 597        SENSOR_ATTR_2(fan2_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 1),
 598        SENSOR_ATTR_2(pwm2, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 1),
 599        SENSOR_ATTR_2(pwm2_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
 600                      store_pwm_enable, 0, 1),
 601        SENSOR_ATTR_2(pwm2_interpolate, S_IRUGO|S_IWUSR,
 602                      show_pwm_interpolate, store_pwm_interpolate, 0, 1),
 603}, {
 604        SENSOR_ATTR_2(fan3_input, S_IRUGO, show_fan, NULL, 0, 2),
 605        SENSOR_ATTR_2(fan3_full_speed, S_IRUGO|S_IWUSR,
 606                      show_fan_full_speed,
 607                      store_fan_full_speed, 0, 2),
 608        SENSOR_ATTR_2(fan3_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 2),
 609        SENSOR_ATTR_2(pwm3, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 2),
 610        SENSOR_ATTR_2(pwm3_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
 611                      store_pwm_enable, 0, 2),
 612        SENSOR_ATTR_2(pwm3_interpolate, S_IRUGO|S_IWUSR,
 613                      show_pwm_interpolate, store_pwm_interpolate, 0, 2),
 614}, {
 615        SENSOR_ATTR_2(fan4_input, S_IRUGO, show_fan, NULL, 0, 3),
 616        SENSOR_ATTR_2(fan4_full_speed, S_IRUGO|S_IWUSR,
 617                      show_fan_full_speed,
 618                      store_fan_full_speed, 0, 3),
 619        SENSOR_ATTR_2(fan4_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 3),
 620        SENSOR_ATTR_2(pwm4, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 3),
 621        SENSOR_ATTR_2(pwm4_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
 622                      store_pwm_enable, 0, 3),
 623        SENSOR_ATTR_2(pwm4_interpolate, S_IRUGO|S_IWUSR,
 624                      show_pwm_interpolate, store_pwm_interpolate, 0, 3),
 625} };
 626
 627/* Attr for the third fan of the f71808a, which only has manual pwm */
 628static struct sensor_device_attribute_2 f71808a_fan3_attr[] = {
 629        SENSOR_ATTR_2(fan3_input, S_IRUGO, show_fan, NULL, 0, 2),
 630        SENSOR_ATTR_2(fan3_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 2),
 631        SENSOR_ATTR_2(pwm3, S_IRUGO|S_IWUSR,
 632                      show_simple_pwm, store_simple_pwm, 0, 2),
 633};
 634
 635/* Attr for models which can beep on Fan alarm */
 636static struct sensor_device_attribute_2 fxxxx_fan_beep_attr[] = {
 637        SENSOR_ATTR_2(fan1_beep, S_IRUGO|S_IWUSR, show_fan_beep,
 638                store_fan_beep, 0, 0),
 639        SENSOR_ATTR_2(fan2_beep, S_IRUGO|S_IWUSR, show_fan_beep,
 640                store_fan_beep, 0, 1),
 641        SENSOR_ATTR_2(fan3_beep, S_IRUGO|S_IWUSR, show_fan_beep,
 642                store_fan_beep, 0, 2),
 643        SENSOR_ATTR_2(fan4_beep, S_IRUGO|S_IWUSR, show_fan_beep,
 644                store_fan_beep, 0, 3),
 645};
 646
 647/*
 648 * PWM attr for the f71862fg, fewer pwms and fewer zones per pwm than the
 649 * standard models
 650 */
 651static struct sensor_device_attribute_2 f71862fg_auto_pwm_attr[3][7] = { {
 652        SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
 653                      show_pwm_auto_point_channel,
 654                      store_pwm_auto_point_channel, 0, 0),
 655        SENSOR_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO|S_IWUSR,
 656                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 657                      1, 0),
 658        SENSOR_ATTR_2(pwm1_auto_point2_pwm, S_IRUGO|S_IWUSR,
 659                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 660                      4, 0),
 661        SENSOR_ATTR_2(pwm1_auto_point1_temp, S_IRUGO|S_IWUSR,
 662                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 663                      0, 0),
 664        SENSOR_ATTR_2(pwm1_auto_point2_temp, S_IRUGO|S_IWUSR,
 665                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 666                      3, 0),
 667        SENSOR_ATTR_2(pwm1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 668                      show_pwm_auto_point_temp_hyst,
 669                      store_pwm_auto_point_temp_hyst,
 670                      0, 0),
 671        SENSOR_ATTR_2(pwm1_auto_point2_temp_hyst, S_IRUGO,
 672                      show_pwm_auto_point_temp_hyst, NULL, 3, 0),
 673}, {
 674        SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
 675                      show_pwm_auto_point_channel,
 676                      store_pwm_auto_point_channel, 0, 1),
 677        SENSOR_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO|S_IWUSR,
 678                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 679                      1, 1),
 680        SENSOR_ATTR_2(pwm2_auto_point2_pwm, S_IRUGO|S_IWUSR,
 681                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 682                      4, 1),
 683        SENSOR_ATTR_2(pwm2_auto_point1_temp, S_IRUGO|S_IWUSR,
 684                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 685                      0, 1),
 686        SENSOR_ATTR_2(pwm2_auto_point2_temp, S_IRUGO|S_IWUSR,
 687                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 688                      3, 1),
 689        SENSOR_ATTR_2(pwm2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 690                      show_pwm_auto_point_temp_hyst,
 691                      store_pwm_auto_point_temp_hyst,
 692                      0, 1),
 693        SENSOR_ATTR_2(pwm2_auto_point2_temp_hyst, S_IRUGO,
 694                      show_pwm_auto_point_temp_hyst, NULL, 3, 1),
 695}, {
 696        SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
 697                      show_pwm_auto_point_channel,
 698                      store_pwm_auto_point_channel, 0, 2),
 699        SENSOR_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO|S_IWUSR,
 700                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 701                      1, 2),
 702        SENSOR_ATTR_2(pwm3_auto_point2_pwm, S_IRUGO|S_IWUSR,
 703                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 704                      4, 2),
 705        SENSOR_ATTR_2(pwm3_auto_point1_temp, S_IRUGO|S_IWUSR,
 706                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 707                      0, 2),
 708        SENSOR_ATTR_2(pwm3_auto_point2_temp, S_IRUGO|S_IWUSR,
 709                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 710                      3, 2),
 711        SENSOR_ATTR_2(pwm3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 712                      show_pwm_auto_point_temp_hyst,
 713                      store_pwm_auto_point_temp_hyst,
 714                      0, 2),
 715        SENSOR_ATTR_2(pwm3_auto_point2_temp_hyst, S_IRUGO,
 716                      show_pwm_auto_point_temp_hyst, NULL, 3, 2),
 717} };
 718
 719/*
 720 * PWM attr for the f71808e/f71869, almost identical to the f71862fg, but the
 721 * pwm setting when the temperature is above the pwmX_auto_point1_temp can be
 722 * programmed instead of being hardcoded to 0xff
 723 */
 724static struct sensor_device_attribute_2 f71869_auto_pwm_attr[3][8] = { {
 725        SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
 726                      show_pwm_auto_point_channel,
 727                      store_pwm_auto_point_channel, 0, 0),
 728        SENSOR_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO|S_IWUSR,
 729                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 730                      0, 0),
 731        SENSOR_ATTR_2(pwm1_auto_point2_pwm, S_IRUGO|S_IWUSR,
 732                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 733                      1, 0),
 734        SENSOR_ATTR_2(pwm1_auto_point3_pwm, S_IRUGO|S_IWUSR,
 735                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 736                      4, 0),
 737        SENSOR_ATTR_2(pwm1_auto_point1_temp, S_IRUGO|S_IWUSR,
 738                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 739                      0, 0),
 740        SENSOR_ATTR_2(pwm1_auto_point2_temp, S_IRUGO|S_IWUSR,
 741                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 742                      3, 0),
 743        SENSOR_ATTR_2(pwm1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 744                      show_pwm_auto_point_temp_hyst,
 745                      store_pwm_auto_point_temp_hyst,
 746                      0, 0),
 747        SENSOR_ATTR_2(pwm1_auto_point2_temp_hyst, S_IRUGO,
 748                      show_pwm_auto_point_temp_hyst, NULL, 3, 0),
 749}, {
 750        SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
 751                      show_pwm_auto_point_channel,
 752                      store_pwm_auto_point_channel, 0, 1),
 753        SENSOR_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO|S_IWUSR,
 754                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 755                      0, 1),
 756        SENSOR_ATTR_2(pwm2_auto_point2_pwm, S_IRUGO|S_IWUSR,
 757                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 758                      1, 1),
 759        SENSOR_ATTR_2(pwm2_auto_point3_pwm, S_IRUGO|S_IWUSR,
 760                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 761                      4, 1),
 762        SENSOR_ATTR_2(pwm2_auto_point1_temp, S_IRUGO|S_IWUSR,
 763                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 764                      0, 1),
 765        SENSOR_ATTR_2(pwm2_auto_point2_temp, S_IRUGO|S_IWUSR,
 766                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 767                      3, 1),
 768        SENSOR_ATTR_2(pwm2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 769                      show_pwm_auto_point_temp_hyst,
 770                      store_pwm_auto_point_temp_hyst,
 771                      0, 1),
 772        SENSOR_ATTR_2(pwm2_auto_point2_temp_hyst, S_IRUGO,
 773                      show_pwm_auto_point_temp_hyst, NULL, 3, 1),
 774}, {
 775        SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
 776                      show_pwm_auto_point_channel,
 777                      store_pwm_auto_point_channel, 0, 2),
 778        SENSOR_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO|S_IWUSR,
 779                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 780                      0, 2),
 781        SENSOR_ATTR_2(pwm3_auto_point2_pwm, S_IRUGO|S_IWUSR,
 782                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 783                      1, 2),
 784        SENSOR_ATTR_2(pwm3_auto_point3_pwm, S_IRUGO|S_IWUSR,
 785                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 786                      4, 2),
 787        SENSOR_ATTR_2(pwm3_auto_point1_temp, S_IRUGO|S_IWUSR,
 788                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 789                      0, 2),
 790        SENSOR_ATTR_2(pwm3_auto_point2_temp, S_IRUGO|S_IWUSR,
 791                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 792                      3, 2),
 793        SENSOR_ATTR_2(pwm3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 794                      show_pwm_auto_point_temp_hyst,
 795                      store_pwm_auto_point_temp_hyst,
 796                      0, 2),
 797        SENSOR_ATTR_2(pwm3_auto_point2_temp_hyst, S_IRUGO,
 798                      show_pwm_auto_point_temp_hyst, NULL, 3, 2),
 799} };
 800
 801/* PWM attr for the standard models */
 802static struct sensor_device_attribute_2 fxxxx_auto_pwm_attr[4][14] = { {
 803        SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
 804                      show_pwm_auto_point_channel,
 805                      store_pwm_auto_point_channel, 0, 0),
 806        SENSOR_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO|S_IWUSR,
 807                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 808                      0, 0),
 809        SENSOR_ATTR_2(pwm1_auto_point2_pwm, S_IRUGO|S_IWUSR,
 810                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 811                      1, 0),
 812        SENSOR_ATTR_2(pwm1_auto_point3_pwm, S_IRUGO|S_IWUSR,
 813                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 814                      2, 0),
 815        SENSOR_ATTR_2(pwm1_auto_point4_pwm, S_IRUGO|S_IWUSR,
 816                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 817                      3, 0),
 818        SENSOR_ATTR_2(pwm1_auto_point5_pwm, S_IRUGO|S_IWUSR,
 819                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 820                      4, 0),
 821        SENSOR_ATTR_2(pwm1_auto_point1_temp, S_IRUGO|S_IWUSR,
 822                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 823                      0, 0),
 824        SENSOR_ATTR_2(pwm1_auto_point2_temp, S_IRUGO|S_IWUSR,
 825                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 826                      1, 0),
 827        SENSOR_ATTR_2(pwm1_auto_point3_temp, S_IRUGO|S_IWUSR,
 828                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 829                      2, 0),
 830        SENSOR_ATTR_2(pwm1_auto_point4_temp, S_IRUGO|S_IWUSR,
 831                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 832                      3, 0),
 833        SENSOR_ATTR_2(pwm1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 834                      show_pwm_auto_point_temp_hyst,
 835                      store_pwm_auto_point_temp_hyst,
 836                      0, 0),
 837        SENSOR_ATTR_2(pwm1_auto_point2_temp_hyst, S_IRUGO,
 838                      show_pwm_auto_point_temp_hyst, NULL, 1, 0),
 839        SENSOR_ATTR_2(pwm1_auto_point3_temp_hyst, S_IRUGO,
 840                      show_pwm_auto_point_temp_hyst, NULL, 2, 0),
 841        SENSOR_ATTR_2(pwm1_auto_point4_temp_hyst, S_IRUGO,
 842                      show_pwm_auto_point_temp_hyst, NULL, 3, 0),
 843}, {
 844        SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
 845                      show_pwm_auto_point_channel,
 846                      store_pwm_auto_point_channel, 0, 1),
 847        SENSOR_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO|S_IWUSR,
 848                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 849                      0, 1),
 850        SENSOR_ATTR_2(pwm2_auto_point2_pwm, S_IRUGO|S_IWUSR,
 851                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 852                      1, 1),
 853        SENSOR_ATTR_2(pwm2_auto_point3_pwm, S_IRUGO|S_IWUSR,
 854                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 855                      2, 1),
 856        SENSOR_ATTR_2(pwm2_auto_point4_pwm, S_IRUGO|S_IWUSR,
 857                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 858                      3, 1),
 859        SENSOR_ATTR_2(pwm2_auto_point5_pwm, S_IRUGO|S_IWUSR,
 860                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 861                      4, 1),
 862        SENSOR_ATTR_2(pwm2_auto_point1_temp, S_IRUGO|S_IWUSR,
 863                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 864                      0, 1),
 865        SENSOR_ATTR_2(pwm2_auto_point2_temp, S_IRUGO|S_IWUSR,
 866                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 867                      1, 1),
 868        SENSOR_ATTR_2(pwm2_auto_point3_temp, S_IRUGO|S_IWUSR,
 869                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 870                      2, 1),
 871        SENSOR_ATTR_2(pwm2_auto_point4_temp, S_IRUGO|S_IWUSR,
 872                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 873                      3, 1),
 874        SENSOR_ATTR_2(pwm2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 875                      show_pwm_auto_point_temp_hyst,
 876                      store_pwm_auto_point_temp_hyst,
 877                      0, 1),
 878        SENSOR_ATTR_2(pwm2_auto_point2_temp_hyst, S_IRUGO,
 879                      show_pwm_auto_point_temp_hyst, NULL, 1, 1),
 880        SENSOR_ATTR_2(pwm2_auto_point3_temp_hyst, S_IRUGO,
 881                      show_pwm_auto_point_temp_hyst, NULL, 2, 1),
 882        SENSOR_ATTR_2(pwm2_auto_point4_temp_hyst, S_IRUGO,
 883                      show_pwm_auto_point_temp_hyst, NULL, 3, 1),
 884}, {
 885        SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
 886                      show_pwm_auto_point_channel,
 887                      store_pwm_auto_point_channel, 0, 2),
 888        SENSOR_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO|S_IWUSR,
 889                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 890                      0, 2),
 891        SENSOR_ATTR_2(pwm3_auto_point2_pwm, S_IRUGO|S_IWUSR,
 892                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 893                      1, 2),
 894        SENSOR_ATTR_2(pwm3_auto_point3_pwm, S_IRUGO|S_IWUSR,
 895                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 896                      2, 2),
 897        SENSOR_ATTR_2(pwm3_auto_point4_pwm, S_IRUGO|S_IWUSR,
 898                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 899                      3, 2),
 900        SENSOR_ATTR_2(pwm3_auto_point5_pwm, S_IRUGO|S_IWUSR,
 901                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 902                      4, 2),
 903        SENSOR_ATTR_2(pwm3_auto_point1_temp, S_IRUGO|S_IWUSR,
 904                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 905                      0, 2),
 906        SENSOR_ATTR_2(pwm3_auto_point2_temp, S_IRUGO|S_IWUSR,
 907                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 908                      1, 2),
 909        SENSOR_ATTR_2(pwm3_auto_point3_temp, S_IRUGO|S_IWUSR,
 910                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 911                      2, 2),
 912        SENSOR_ATTR_2(pwm3_auto_point4_temp, S_IRUGO|S_IWUSR,
 913                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 914                      3, 2),
 915        SENSOR_ATTR_2(pwm3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 916                      show_pwm_auto_point_temp_hyst,
 917                      store_pwm_auto_point_temp_hyst,
 918                      0, 2),
 919        SENSOR_ATTR_2(pwm3_auto_point2_temp_hyst, S_IRUGO,
 920                      show_pwm_auto_point_temp_hyst, NULL, 1, 2),
 921        SENSOR_ATTR_2(pwm3_auto_point3_temp_hyst, S_IRUGO,
 922                      show_pwm_auto_point_temp_hyst, NULL, 2, 2),
 923        SENSOR_ATTR_2(pwm3_auto_point4_temp_hyst, S_IRUGO,
 924                      show_pwm_auto_point_temp_hyst, NULL, 3, 2),
 925}, {
 926        SENSOR_ATTR_2(pwm4_auto_channels_temp, S_IRUGO|S_IWUSR,
 927                      show_pwm_auto_point_channel,
 928                      store_pwm_auto_point_channel, 0, 3),
 929        SENSOR_ATTR_2(pwm4_auto_point1_pwm, S_IRUGO|S_IWUSR,
 930                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 931                      0, 3),
 932        SENSOR_ATTR_2(pwm4_auto_point2_pwm, S_IRUGO|S_IWUSR,
 933                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 934                      1, 3),
 935        SENSOR_ATTR_2(pwm4_auto_point3_pwm, S_IRUGO|S_IWUSR,
 936                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 937                      2, 3),
 938        SENSOR_ATTR_2(pwm4_auto_point4_pwm, S_IRUGO|S_IWUSR,
 939                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 940                      3, 3),
 941        SENSOR_ATTR_2(pwm4_auto_point5_pwm, S_IRUGO|S_IWUSR,
 942                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 943                      4, 3),
 944        SENSOR_ATTR_2(pwm4_auto_point1_temp, S_IRUGO|S_IWUSR,
 945                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 946                      0, 3),
 947        SENSOR_ATTR_2(pwm4_auto_point2_temp, S_IRUGO|S_IWUSR,
 948                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 949                      1, 3),
 950        SENSOR_ATTR_2(pwm4_auto_point3_temp, S_IRUGO|S_IWUSR,
 951                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 952                      2, 3),
 953        SENSOR_ATTR_2(pwm4_auto_point4_temp, S_IRUGO|S_IWUSR,
 954                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 955                      3, 3),
 956        SENSOR_ATTR_2(pwm4_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 957                      show_pwm_auto_point_temp_hyst,
 958                      store_pwm_auto_point_temp_hyst,
 959                      0, 3),
 960        SENSOR_ATTR_2(pwm4_auto_point2_temp_hyst, S_IRUGO,
 961                      show_pwm_auto_point_temp_hyst, NULL, 1, 3),
 962        SENSOR_ATTR_2(pwm4_auto_point3_temp_hyst, S_IRUGO,
 963                      show_pwm_auto_point_temp_hyst, NULL, 2, 3),
 964        SENSOR_ATTR_2(pwm4_auto_point4_temp_hyst, S_IRUGO,
 965                      show_pwm_auto_point_temp_hyst, NULL, 3, 3),
 966} };
 967
 968/* Fan attr specific to the f8000 (4th fan input can only measure speed) */
 969static struct sensor_device_attribute_2 f8000_fan_attr[] = {
 970        SENSOR_ATTR_2(fan4_input, S_IRUGO, show_fan, NULL, 0, 3),
 971};
 972
 973/*
 974 * PWM attr for the f8000, zones mapped to temp instead of to pwm!
 975 * Also the register block at offset A0 maps to TEMP1 (so our temp2, as the
 976 * F8000 starts counting temps at 0), B0 maps the TEMP2 and C0 maps to TEMP0
 977 */
 978static struct sensor_device_attribute_2 f8000_auto_pwm_attr[3][14] = { {
 979        SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
 980                      show_pwm_auto_point_channel,
 981                      store_pwm_auto_point_channel, 0, 0),
 982        SENSOR_ATTR_2(temp1_auto_point1_pwm, S_IRUGO|S_IWUSR,
 983                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 984                      0, 2),
 985        SENSOR_ATTR_2(temp1_auto_point2_pwm, S_IRUGO|S_IWUSR,
 986                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 987                      1, 2),
 988        SENSOR_ATTR_2(temp1_auto_point3_pwm, S_IRUGO|S_IWUSR,
 989                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 990                      2, 2),
 991        SENSOR_ATTR_2(temp1_auto_point4_pwm, S_IRUGO|S_IWUSR,
 992                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 993                      3, 2),
 994        SENSOR_ATTR_2(temp1_auto_point5_pwm, S_IRUGO|S_IWUSR,
 995                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 996                      4, 2),
 997        SENSOR_ATTR_2(temp1_auto_point1_temp, S_IRUGO|S_IWUSR,
 998                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 999                      0, 2),
1000        SENSOR_ATTR_2(temp1_auto_point2_temp, S_IRUGO|S_IWUSR,
1001                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1002                      1, 2),
1003        SENSOR_ATTR_2(temp1_auto_point3_temp, S_IRUGO|S_IWUSR,
1004                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1005                      2, 2),
1006        SENSOR_ATTR_2(temp1_auto_point4_temp, S_IRUGO|S_IWUSR,
1007                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1008                      3, 2),
1009        SENSOR_ATTR_2(temp1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
1010                      show_pwm_auto_point_temp_hyst,
1011                      store_pwm_auto_point_temp_hyst,
1012                      0, 2),
1013        SENSOR_ATTR_2(temp1_auto_point2_temp_hyst, S_IRUGO,
1014                      show_pwm_auto_point_temp_hyst, NULL, 1, 2),
1015        SENSOR_ATTR_2(temp1_auto_point3_temp_hyst, S_IRUGO,
1016                      show_pwm_auto_point_temp_hyst, NULL, 2, 2),
1017        SENSOR_ATTR_2(temp1_auto_point4_temp_hyst, S_IRUGO,
1018                      show_pwm_auto_point_temp_hyst, NULL, 3, 2),
1019}, {
1020        SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
1021                      show_pwm_auto_point_channel,
1022                      store_pwm_auto_point_channel, 0, 1),
1023        SENSOR_ATTR_2(temp2_auto_point1_pwm, S_IRUGO|S_IWUSR,
1024                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1025                      0, 0),
1026        SENSOR_ATTR_2(temp2_auto_point2_pwm, S_IRUGO|S_IWUSR,
1027                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1028                      1, 0),
1029        SENSOR_ATTR_2(temp2_auto_point3_pwm, S_IRUGO|S_IWUSR,
1030                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1031                      2, 0),
1032        SENSOR_ATTR_2(temp2_auto_point4_pwm, S_IRUGO|S_IWUSR,
1033                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1034                      3, 0),
1035        SENSOR_ATTR_2(temp2_auto_point5_pwm, S_IRUGO|S_IWUSR,
1036                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1037                      4, 0),
1038        SENSOR_ATTR_2(temp2_auto_point1_temp, S_IRUGO|S_IWUSR,
1039                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1040                      0, 0),
1041        SENSOR_ATTR_2(temp2_auto_point2_temp, S_IRUGO|S_IWUSR,
1042                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1043                      1, 0),
1044        SENSOR_ATTR_2(temp2_auto_point3_temp, S_IRUGO|S_IWUSR,
1045                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1046                      2, 0),
1047        SENSOR_ATTR_2(temp2_auto_point4_temp, S_IRUGO|S_IWUSR,
1048                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1049                      3, 0),
1050        SENSOR_ATTR_2(temp2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
1051                      show_pwm_auto_point_temp_hyst,
1052                      store_pwm_auto_point_temp_hyst,
1053                      0, 0),
1054        SENSOR_ATTR_2(temp2_auto_point2_temp_hyst, S_IRUGO,
1055                      show_pwm_auto_point_temp_hyst, NULL, 1, 0),
1056        SENSOR_ATTR_2(temp2_auto_point3_temp_hyst, S_IRUGO,
1057                      show_pwm_auto_point_temp_hyst, NULL, 2, 0),
1058        SENSOR_ATTR_2(temp2_auto_point4_temp_hyst, S_IRUGO,
1059                      show_pwm_auto_point_temp_hyst, NULL, 3, 0),
1060}, {
1061        SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
1062                      show_pwm_auto_point_channel,
1063                      store_pwm_auto_point_channel, 0, 2),
1064        SENSOR_ATTR_2(temp3_auto_point1_pwm, S_IRUGO|S_IWUSR,
1065                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1066                      0, 1),
1067        SENSOR_ATTR_2(temp3_auto_point2_pwm, S_IRUGO|S_IWUSR,
1068                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1069                      1, 1),
1070        SENSOR_ATTR_2(temp3_auto_point3_pwm, S_IRUGO|S_IWUSR,
1071                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1072                      2, 1),
1073        SENSOR_ATTR_2(temp3_auto_point4_pwm, S_IRUGO|S_IWUSR,
1074                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1075                      3, 1),
1076        SENSOR_ATTR_2(temp3_auto_point5_pwm, S_IRUGO|S_IWUSR,
1077                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1078                      4, 1),
1079        SENSOR_ATTR_2(temp3_auto_point1_temp, S_IRUGO|S_IWUSR,
1080                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1081                      0, 1),
1082        SENSOR_ATTR_2(temp3_auto_point2_temp, S_IRUGO|S_IWUSR,
1083                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1084                      1, 1),
1085        SENSOR_ATTR_2(temp3_auto_point3_temp, S_IRUGO|S_IWUSR,
1086                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1087                      2, 1),
1088        SENSOR_ATTR_2(temp3_auto_point4_temp, S_IRUGO|S_IWUSR,
1089                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1090                      3, 1),
1091        SENSOR_ATTR_2(temp3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
1092                      show_pwm_auto_point_temp_hyst,
1093                      store_pwm_auto_point_temp_hyst,
1094                      0, 1),
1095        SENSOR_ATTR_2(temp3_auto_point2_temp_hyst, S_IRUGO,
1096                      show_pwm_auto_point_temp_hyst, NULL, 1, 1),
1097        SENSOR_ATTR_2(temp3_auto_point3_temp_hyst, S_IRUGO,
1098                      show_pwm_auto_point_temp_hyst, NULL, 2, 1),
1099        SENSOR_ATTR_2(temp3_auto_point4_temp_hyst, S_IRUGO,
1100                      show_pwm_auto_point_temp_hyst, NULL, 3, 1),
1101} };
1102
1103/* Super I/O functions */
1104static inline int superio_inb(int base, int reg)
1105{
1106        outb(reg, base);
1107        return inb(base + 1);
1108}
1109
1110static int superio_inw(int base, int reg)
1111{
1112        int val;
1113        val  = superio_inb(base, reg) << 8;
1114        val |= superio_inb(base, reg + 1);
1115        return val;
1116}
1117
1118static inline int superio_enter(int base)
1119{
1120        /* Don't step on other drivers' I/O space by accident */
1121        if (!request_muxed_region(base, 2, DRVNAME)) {
1122                pr_err("I/O address 0x%04x already in use\n", base);
1123                return -EBUSY;
1124        }
1125
1126        /* according to the datasheet the key must be send twice! */
1127        outb(SIO_UNLOCK_KEY, base);
1128        outb(SIO_UNLOCK_KEY, base);
1129
1130        return 0;
1131}
1132
1133static inline void superio_select(int base, int ld)
1134{
1135        outb(SIO_REG_LDSEL, base);
1136        outb(ld, base + 1);
1137}
1138
1139static inline void superio_exit(int base)
1140{
1141        outb(SIO_LOCK_KEY, base);
1142        release_region(base, 2);
1143}
1144
1145static inline int fan_from_reg(u16 reg)
1146{
1147        return reg ? (1500000 / reg) : 0;
1148}
1149
1150static inline u16 fan_to_reg(int fan)
1151{
1152        return fan ? (1500000 / fan) : 0;
1153}
1154
1155static u8 f71882fg_read8(struct f71882fg_data *data, u8 reg)
1156{
1157        u8 val;
1158
1159        outb(reg, data->addr + ADDR_REG_OFFSET);
1160        val = inb(data->addr + DATA_REG_OFFSET);
1161
1162        return val;
1163}
1164
1165static u16 f71882fg_read16(struct f71882fg_data *data, u8 reg)
1166{
1167        u16 val;
1168
1169        val  = f71882fg_read8(data, reg) << 8;
1170        val |= f71882fg_read8(data, reg + 1);
1171
1172        return val;
1173}
1174
1175static void f71882fg_write8(struct f71882fg_data *data, u8 reg, u8 val)
1176{
1177        outb(reg, data->addr + ADDR_REG_OFFSET);
1178        outb(val, data->addr + DATA_REG_OFFSET);
1179}
1180
1181static void f71882fg_write16(struct f71882fg_data *data, u8 reg, u16 val)
1182{
1183        f71882fg_write8(data, reg,     val >> 8);
1184        f71882fg_write8(data, reg + 1, val & 0xff);
1185}
1186
1187static u16 f71882fg_read_temp(struct f71882fg_data *data, int nr)
1188{
1189        if (data->type == f71858fg)
1190                return f71882fg_read16(data, F71882FG_REG_TEMP(nr));
1191        else
1192                return f71882fg_read8(data, F71882FG_REG_TEMP(nr));
1193}
1194
1195static struct f71882fg_data *f71882fg_update_device(struct device *dev)
1196{
1197        struct f71882fg_data *data = dev_get_drvdata(dev);
1198        int nr_fans = f71882fg_nr_fans[data->type];
1199        int nr_temps = f71882fg_nr_temps[data->type];
1200        int nr, reg, point;
1201
1202        mutex_lock(&data->update_lock);
1203
1204        /* Update once every 60 seconds */
1205        if (time_after(jiffies, data->last_limits + 60 * HZ) ||
1206                        !data->valid) {
1207                if (f71882fg_has_in1_alarm[data->type]) {
1208                        if (data->type == f81866a) {
1209                                data->in1_max =
1210                                        f71882fg_read8(data,
1211                                                       F81866_REG_IN1_HIGH);
1212                                data->in_beep =
1213                                        f71882fg_read8(data,
1214                                                       F81866_REG_IN_BEEP);
1215                        } else {
1216                                data->in1_max =
1217                                        f71882fg_read8(data,
1218                                                       F71882FG_REG_IN1_HIGH);
1219                                data->in_beep =
1220                                        f71882fg_read8(data,
1221                                                       F71882FG_REG_IN_BEEP);
1222                        }
1223                }
1224
1225                /* Get High & boundary temps*/
1226                for (nr = data->temp_start; nr < nr_temps + data->temp_start;
1227                                                                        nr++) {
1228                        data->temp_ovt[nr] = f71882fg_read8(data,
1229                                                F71882FG_REG_TEMP_OVT(nr));
1230                        data->temp_high[nr] = f71882fg_read8(data,
1231                                                F71882FG_REG_TEMP_HIGH(nr));
1232                }
1233
1234                if (data->type != f8000) {
1235                        data->temp_hyst[0] = f71882fg_read8(data,
1236                                                F71882FG_REG_TEMP_HYST(0));
1237                        data->temp_hyst[1] = f71882fg_read8(data,
1238                                                F71882FG_REG_TEMP_HYST(1));
1239                }
1240                /* All but the f71858fg / f8000 have this register */
1241                if ((data->type != f71858fg) && (data->type != f8000)) {
1242                        reg  = f71882fg_read8(data, F71882FG_REG_TEMP_TYPE);
1243                        data->temp_type[1] = (reg & 0x02) ? 2 : 4;
1244                        data->temp_type[2] = (reg & 0x04) ? 2 : 4;
1245                        data->temp_type[3] = (reg & 0x08) ? 2 : 4;
1246                }
1247
1248                if (f71882fg_fan_has_beep[data->type])
1249                        data->fan_beep = f71882fg_read8(data,
1250                                                F71882FG_REG_FAN_BEEP);
1251
1252                if (f71882fg_temp_has_beep[data->type])
1253                        data->temp_beep = f71882fg_read8(data,
1254                                                F71882FG_REG_TEMP_BEEP);
1255
1256                data->pwm_enable = f71882fg_read8(data,
1257                                                  F71882FG_REG_PWM_ENABLE);
1258                data->pwm_auto_point_hyst[0] =
1259                        f71882fg_read8(data, F71882FG_REG_FAN_HYST(0));
1260                data->pwm_auto_point_hyst[1] =
1261                        f71882fg_read8(data, F71882FG_REG_FAN_HYST(1));
1262
1263                for (nr = 0; nr < nr_fans; nr++) {
1264                        data->pwm_auto_point_mapping[nr] =
1265                            f71882fg_read8(data,
1266                                           F71882FG_REG_POINT_MAPPING(nr));
1267
1268                        switch (data->type) {
1269                        default:
1270                                for (point = 0; point < 5; point++) {
1271                                        data->pwm_auto_point_pwm[nr][point] =
1272                                                f71882fg_read8(data,
1273                                                        F71882FG_REG_POINT_PWM
1274                                                        (nr, point));
1275                                }
1276                                for (point = 0; point < 4; point++) {
1277                                        data->pwm_auto_point_temp[nr][point] =
1278                                                f71882fg_read8(data,
1279                                                        F71882FG_REG_POINT_TEMP
1280                                                        (nr, point));
1281                                }
1282                                break;
1283                        case f71808e:
1284                        case f71869:
1285                                data->pwm_auto_point_pwm[nr][0] =
1286                                        f71882fg_read8(data,
1287                                                F71882FG_REG_POINT_PWM(nr, 0));
1288                                /* Fall through */
1289                        case f71862fg:
1290                                data->pwm_auto_point_pwm[nr][1] =
1291                                        f71882fg_read8(data,
1292                                                F71882FG_REG_POINT_PWM
1293                                                (nr, 1));
1294                                data->pwm_auto_point_pwm[nr][4] =
1295                                        f71882fg_read8(data,
1296                                                F71882FG_REG_POINT_PWM
1297                                                (nr, 4));
1298                                data->pwm_auto_point_temp[nr][0] =
1299                                        f71882fg_read8(data,
1300                                                F71882FG_REG_POINT_TEMP
1301                                                (nr, 0));
1302                                data->pwm_auto_point_temp[nr][3] =
1303                                        f71882fg_read8(data,
1304                                                F71882FG_REG_POINT_TEMP
1305                                                (nr, 3));
1306                                break;
1307                        }
1308                }
1309                data->last_limits = jiffies;
1310        }
1311
1312        /* Update every second */
1313        if (time_after(jiffies, data->last_updated + HZ) || !data->valid) {
1314                data->temp_status = f71882fg_read8(data,
1315                                                F71882FG_REG_TEMP_STATUS);
1316                data->temp_diode_open = f71882fg_read8(data,
1317                                                F71882FG_REG_TEMP_DIODE_OPEN);
1318                for (nr = data->temp_start; nr < nr_temps + data->temp_start;
1319                                                                        nr++)
1320                        data->temp[nr] = f71882fg_read_temp(data, nr);
1321
1322                data->fan_status = f71882fg_read8(data,
1323                                                F71882FG_REG_FAN_STATUS);
1324                for (nr = 0; nr < nr_fans; nr++) {
1325                        data->fan[nr] = f71882fg_read16(data,
1326                                                F71882FG_REG_FAN(nr));
1327                        data->fan_target[nr] =
1328                            f71882fg_read16(data, F71882FG_REG_FAN_TARGET(nr));
1329                        data->fan_full_speed[nr] =
1330                            f71882fg_read16(data,
1331                                            F71882FG_REG_FAN_FULL_SPEED(nr));
1332                        data->pwm[nr] =
1333                            f71882fg_read8(data, F71882FG_REG_PWM(nr));
1334                }
1335                /* Some models have 1 more fan with limited capabilities */
1336                if (data->type == f71808a) {
1337                        data->fan[2] = f71882fg_read16(data,
1338                                                F71882FG_REG_FAN(2));
1339                        data->pwm[2] = f71882fg_read8(data,
1340                                                        F71882FG_REG_PWM(2));
1341                }
1342                if (data->type == f8000)
1343                        data->fan[3] = f71882fg_read16(data,
1344                                                F71882FG_REG_FAN(3));
1345
1346                if (f71882fg_has_in1_alarm[data->type]) {
1347                        if (data->type == f81866a)
1348                                data->in_status = f71882fg_read8(data,
1349                                                F81866_REG_IN_STATUS);
1350
1351                        else
1352                                data->in_status = f71882fg_read8(data,
1353                                                F71882FG_REG_IN_STATUS);
1354                }
1355
1356                for (nr = 0; nr < F71882FG_MAX_INS; nr++)
1357                        if (f71882fg_has_in[data->type][nr])
1358                                data->in[nr] = f71882fg_read8(data,
1359                                                        F71882FG_REG_IN(nr));
1360
1361                data->last_updated = jiffies;
1362                data->valid = 1;
1363        }
1364
1365        mutex_unlock(&data->update_lock);
1366
1367        return data;
1368}
1369
1370/* Sysfs Interface */
1371static ssize_t show_fan(struct device *dev, struct device_attribute *devattr,
1372        char *buf)
1373{
1374        struct f71882fg_data *data = f71882fg_update_device(dev);
1375        int nr = to_sensor_dev_attr_2(devattr)->index;
1376        int speed = fan_from_reg(data->fan[nr]);
1377
1378        if (speed == FAN_MIN_DETECT)
1379                speed = 0;
1380
1381        return sprintf(buf, "%d\n", speed);
1382}
1383
1384static ssize_t show_fan_full_speed(struct device *dev,
1385                                   struct device_attribute *devattr, char *buf)
1386{
1387        struct f71882fg_data *data = f71882fg_update_device(dev);
1388        int nr = to_sensor_dev_attr_2(devattr)->index;
1389        int speed = fan_from_reg(data->fan_full_speed[nr]);
1390        return sprintf(buf, "%d\n", speed);
1391}
1392
1393static ssize_t store_fan_full_speed(struct device *dev,
1394                                    struct device_attribute *devattr,
1395                                    const char *buf, size_t count)
1396{
1397        struct f71882fg_data *data = dev_get_drvdata(dev);
1398        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1399        long val;
1400
1401        err = kstrtol(buf, 10, &val);
1402        if (err)
1403                return err;
1404
1405        val = clamp_val(val, 23, 1500000);
1406        val = fan_to_reg(val);
1407
1408        mutex_lock(&data->update_lock);
1409        f71882fg_write16(data, F71882FG_REG_FAN_FULL_SPEED(nr), val);
1410        data->fan_full_speed[nr] = val;
1411        mutex_unlock(&data->update_lock);
1412
1413        return count;
1414}
1415
1416static ssize_t show_fan_beep(struct device *dev, struct device_attribute
1417        *devattr, char *buf)
1418{
1419        struct f71882fg_data *data = f71882fg_update_device(dev);
1420        int nr = to_sensor_dev_attr_2(devattr)->index;
1421
1422        if (data->fan_beep & (1 << nr))
1423                return sprintf(buf, "1\n");
1424        else
1425                return sprintf(buf, "0\n");
1426}
1427
1428static ssize_t store_fan_beep(struct device *dev, struct device_attribute
1429        *devattr, const char *buf, size_t count)
1430{
1431        struct f71882fg_data *data = dev_get_drvdata(dev);
1432        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1433        unsigned long val;
1434
1435        err = kstrtoul(buf, 10, &val);
1436        if (err)
1437                return err;
1438
1439        mutex_lock(&data->update_lock);
1440        data->fan_beep = f71882fg_read8(data, F71882FG_REG_FAN_BEEP);
1441        if (val)
1442                data->fan_beep |= 1 << nr;
1443        else
1444                data->fan_beep &= ~(1 << nr);
1445
1446        f71882fg_write8(data, F71882FG_REG_FAN_BEEP, data->fan_beep);
1447        mutex_unlock(&data->update_lock);
1448
1449        return count;
1450}
1451
1452static ssize_t show_fan_alarm(struct device *dev, struct device_attribute
1453        *devattr, char *buf)
1454{
1455        struct f71882fg_data *data = f71882fg_update_device(dev);
1456        int nr = to_sensor_dev_attr_2(devattr)->index;
1457
1458        if (data->fan_status & (1 << nr))
1459                return sprintf(buf, "1\n");
1460        else
1461                return sprintf(buf, "0\n");
1462}
1463
1464static ssize_t show_in(struct device *dev, struct device_attribute *devattr,
1465        char *buf)
1466{
1467        struct f71882fg_data *data = f71882fg_update_device(dev);
1468        int nr = to_sensor_dev_attr_2(devattr)->index;
1469
1470        return sprintf(buf, "%d\n", data->in[nr] * 8);
1471}
1472
1473static ssize_t show_in_max(struct device *dev, struct device_attribute
1474        *devattr, char *buf)
1475{
1476        struct f71882fg_data *data = f71882fg_update_device(dev);
1477
1478        return sprintf(buf, "%d\n", data->in1_max * 8);
1479}
1480
1481static ssize_t store_in_max(struct device *dev, struct device_attribute
1482        *devattr, const char *buf, size_t count)
1483{
1484        struct f71882fg_data *data = dev_get_drvdata(dev);
1485        int err;
1486        long val;
1487
1488        err = kstrtol(buf, 10, &val);
1489        if (err)
1490                return err;
1491
1492        val /= 8;
1493        val = clamp_val(val, 0, 255);
1494
1495        mutex_lock(&data->update_lock);
1496        if (data->type == f81866a)
1497                f71882fg_write8(data, F81866_REG_IN1_HIGH, val);
1498        else
1499                f71882fg_write8(data, F71882FG_REG_IN1_HIGH, val);
1500        data->in1_max = val;
1501        mutex_unlock(&data->update_lock);
1502
1503        return count;
1504}
1505
1506static ssize_t show_in_beep(struct device *dev, struct device_attribute
1507        *devattr, char *buf)
1508{
1509        struct f71882fg_data *data = f71882fg_update_device(dev);
1510        int nr = to_sensor_dev_attr_2(devattr)->index;
1511
1512        if (data->in_beep & (1 << nr))
1513                return sprintf(buf, "1\n");
1514        else
1515                return sprintf(buf, "0\n");
1516}
1517
1518static ssize_t store_in_beep(struct device *dev, struct device_attribute
1519        *devattr, const char *buf, size_t count)
1520{
1521        struct f71882fg_data *data = dev_get_drvdata(dev);
1522        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1523        unsigned long val;
1524
1525        err = kstrtoul(buf, 10, &val);
1526        if (err)
1527                return err;
1528
1529        mutex_lock(&data->update_lock);
1530        if (data->type == f81866a)
1531                data->in_beep = f71882fg_read8(data, F81866_REG_IN_BEEP);
1532        else
1533                data->in_beep = f71882fg_read8(data, F71882FG_REG_IN_BEEP);
1534
1535        if (val)
1536                data->in_beep |= 1 << nr;
1537        else
1538                data->in_beep &= ~(1 << nr);
1539
1540        if (data->type == f81866a)
1541                f71882fg_write8(data, F81866_REG_IN_BEEP, data->in_beep);
1542        else
1543                f71882fg_write8(data, F71882FG_REG_IN_BEEP, data->in_beep);
1544        mutex_unlock(&data->update_lock);
1545
1546        return count;
1547}
1548
1549static ssize_t show_in_alarm(struct device *dev, struct device_attribute
1550        *devattr, char *buf)
1551{
1552        struct f71882fg_data *data = f71882fg_update_device(dev);
1553        int nr = to_sensor_dev_attr_2(devattr)->index;
1554
1555        if (data->in_status & (1 << nr))
1556                return sprintf(buf, "1\n");
1557        else
1558                return sprintf(buf, "0\n");
1559}
1560
1561static ssize_t show_temp(struct device *dev, struct device_attribute *devattr,
1562        char *buf)
1563{
1564        struct f71882fg_data *data = f71882fg_update_device(dev);
1565        int nr = to_sensor_dev_attr_2(devattr)->index;
1566        int sign, temp;
1567
1568        if (data->type == f71858fg) {
1569                /* TEMP_TABLE_SEL 1 or 3 ? */
1570                if (data->temp_config & 1) {
1571                        sign = data->temp[nr] & 0x0001;
1572                        temp = (data->temp[nr] >> 5) & 0x7ff;
1573                } else {
1574                        sign = data->temp[nr] & 0x8000;
1575                        temp = (data->temp[nr] >> 5) & 0x3ff;
1576                }
1577                temp *= 125;
1578                if (sign)
1579                        temp -= 128000;
1580        } else
1581                temp = data->temp[nr] * 1000;
1582
1583        return sprintf(buf, "%d\n", temp);
1584}
1585
1586static ssize_t show_temp_max(struct device *dev, struct device_attribute
1587        *devattr, char *buf)
1588{
1589        struct f71882fg_data *data = f71882fg_update_device(dev);
1590        int nr = to_sensor_dev_attr_2(devattr)->index;
1591
1592        return sprintf(buf, "%d\n", data->temp_high[nr] * 1000);
1593}
1594
1595static ssize_t store_temp_max(struct device *dev, struct device_attribute
1596        *devattr, const char *buf, size_t count)
1597{
1598        struct f71882fg_data *data = dev_get_drvdata(dev);
1599        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1600        long val;
1601
1602        err = kstrtol(buf, 10, &val);
1603        if (err)
1604                return err;
1605
1606        val /= 1000;
1607        val = clamp_val(val, 0, 255);
1608
1609        mutex_lock(&data->update_lock);
1610        f71882fg_write8(data, F71882FG_REG_TEMP_HIGH(nr), val);
1611        data->temp_high[nr] = val;
1612        mutex_unlock(&data->update_lock);
1613
1614        return count;
1615}
1616
1617static ssize_t show_temp_max_hyst(struct device *dev, struct device_attribute
1618        *devattr, char *buf)
1619{
1620        struct f71882fg_data *data = f71882fg_update_device(dev);
1621        int nr = to_sensor_dev_attr_2(devattr)->index;
1622        int temp_max_hyst;
1623
1624        mutex_lock(&data->update_lock);
1625        if (nr & 1)
1626                temp_max_hyst = data->temp_hyst[nr / 2] >> 4;
1627        else
1628                temp_max_hyst = data->temp_hyst[nr / 2] & 0x0f;
1629        temp_max_hyst = (data->temp_high[nr] - temp_max_hyst) * 1000;
1630        mutex_unlock(&data->update_lock);
1631
1632        return sprintf(buf, "%d\n", temp_max_hyst);
1633}
1634
1635static ssize_t store_temp_max_hyst(struct device *dev, struct device_attribute
1636        *devattr, const char *buf, size_t count)
1637{
1638        struct f71882fg_data *data = dev_get_drvdata(dev);
1639        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1640        ssize_t ret = count;
1641        u8 reg;
1642        long val;
1643
1644        err = kstrtol(buf, 10, &val);
1645        if (err)
1646                return err;
1647
1648        val /= 1000;
1649
1650        mutex_lock(&data->update_lock);
1651
1652        /* convert abs to relative and check */
1653        data->temp_high[nr] = f71882fg_read8(data, F71882FG_REG_TEMP_HIGH(nr));
1654        val = clamp_val(val, data->temp_high[nr] - 15, data->temp_high[nr]);
1655        val = data->temp_high[nr] - val;
1656
1657        /* convert value to register contents */
1658        reg = f71882fg_read8(data, F71882FG_REG_TEMP_HYST(nr / 2));
1659        if (nr & 1)
1660                reg = (reg & 0x0f) | (val << 4);
1661        else
1662                reg = (reg & 0xf0) | val;
1663        f71882fg_write8(data, F71882FG_REG_TEMP_HYST(nr / 2), reg);
1664        data->temp_hyst[nr / 2] = reg;
1665
1666        mutex_unlock(&data->update_lock);
1667        return ret;
1668}
1669
1670static ssize_t show_temp_crit(struct device *dev, struct device_attribute
1671        *devattr, char *buf)
1672{
1673        struct f71882fg_data *data = f71882fg_update_device(dev);
1674        int nr = to_sensor_dev_attr_2(devattr)->index;
1675
1676        return sprintf(buf, "%d\n", data->temp_ovt[nr] * 1000);
1677}
1678
1679static ssize_t store_temp_crit(struct device *dev, struct device_attribute
1680        *devattr, const char *buf, size_t count)
1681{
1682        struct f71882fg_data *data = dev_get_drvdata(dev);
1683        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1684        long val;
1685
1686        err = kstrtol(buf, 10, &val);
1687        if (err)
1688                return err;
1689
1690        val /= 1000;
1691        val = clamp_val(val, 0, 255);
1692
1693        mutex_lock(&data->update_lock);
1694        f71882fg_write8(data, F71882FG_REG_TEMP_OVT(nr), val);
1695        data->temp_ovt[nr] = val;
1696        mutex_unlock(&data->update_lock);
1697
1698        return count;
1699}
1700
1701static ssize_t show_temp_crit_hyst(struct device *dev, struct device_attribute
1702        *devattr, char *buf)
1703{
1704        struct f71882fg_data *data = f71882fg_update_device(dev);
1705        int nr = to_sensor_dev_attr_2(devattr)->index;
1706        int temp_crit_hyst;
1707
1708        mutex_lock(&data->update_lock);
1709        if (nr & 1)
1710                temp_crit_hyst = data->temp_hyst[nr / 2] >> 4;
1711        else
1712                temp_crit_hyst = data->temp_hyst[nr / 2] & 0x0f;
1713        temp_crit_hyst = (data->temp_ovt[nr] - temp_crit_hyst) * 1000;
1714        mutex_unlock(&data->update_lock);
1715
1716        return sprintf(buf, "%d\n", temp_crit_hyst);
1717}
1718
1719static ssize_t show_temp_type(struct device *dev, struct device_attribute
1720        *devattr, char *buf)
1721{
1722        struct f71882fg_data *data = f71882fg_update_device(dev);
1723        int nr = to_sensor_dev_attr_2(devattr)->index;
1724
1725        return sprintf(buf, "%d\n", data->temp_type[nr]);
1726}
1727
1728static ssize_t show_temp_beep(struct device *dev, struct device_attribute
1729        *devattr, char *buf)
1730{
1731        struct f71882fg_data *data = f71882fg_update_device(dev);
1732        int nr = to_sensor_dev_attr_2(devattr)->index;
1733
1734        if (data->temp_beep & (1 << nr))
1735                return sprintf(buf, "1\n");
1736        else
1737                return sprintf(buf, "0\n");
1738}
1739
1740static ssize_t store_temp_beep(struct device *dev, struct device_attribute
1741        *devattr, const char *buf, size_t count)
1742{
1743        struct f71882fg_data *data = dev_get_drvdata(dev);
1744        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1745        unsigned long val;
1746
1747        err = kstrtoul(buf, 10, &val);
1748        if (err)
1749                return err;
1750
1751        mutex_lock(&data->update_lock);
1752        data->temp_beep = f71882fg_read8(data, F71882FG_REG_TEMP_BEEP);
1753        if (val)
1754                data->temp_beep |= 1 << nr;
1755        else
1756                data->temp_beep &= ~(1 << nr);
1757
1758        f71882fg_write8(data, F71882FG_REG_TEMP_BEEP, data->temp_beep);
1759        mutex_unlock(&data->update_lock);
1760
1761        return count;
1762}
1763
1764static ssize_t show_temp_alarm(struct device *dev, struct device_attribute
1765        *devattr, char *buf)
1766{
1767        struct f71882fg_data *data = f71882fg_update_device(dev);
1768        int nr = to_sensor_dev_attr_2(devattr)->index;
1769
1770        if (data->temp_status & (1 << nr))
1771                return sprintf(buf, "1\n");
1772        else
1773                return sprintf(buf, "0\n");
1774}
1775
1776static ssize_t show_temp_fault(struct device *dev, struct device_attribute
1777        *devattr, char *buf)
1778{
1779        struct f71882fg_data *data = f71882fg_update_device(dev);
1780        int nr = to_sensor_dev_attr_2(devattr)->index;
1781
1782        if (data->temp_diode_open & (1 << nr))
1783                return sprintf(buf, "1\n");
1784        else
1785                return sprintf(buf, "0\n");
1786}
1787
1788static ssize_t show_pwm(struct device *dev,
1789                        struct device_attribute *devattr, char *buf)
1790{
1791        struct f71882fg_data *data = f71882fg_update_device(dev);
1792        int val, nr = to_sensor_dev_attr_2(devattr)->index;
1793        mutex_lock(&data->update_lock);
1794        if (data->pwm_enable & (1 << (2 * nr)))
1795                /* PWM mode */
1796                val = data->pwm[nr];
1797        else {
1798                /* RPM mode */
1799                val = 255 * fan_from_reg(data->fan_target[nr])
1800                        / fan_from_reg(data->fan_full_speed[nr]);
1801        }
1802        mutex_unlock(&data->update_lock);
1803        return sprintf(buf, "%d\n", val);
1804}
1805
1806static ssize_t store_pwm(struct device *dev,
1807                         struct device_attribute *devattr, const char *buf,
1808                         size_t count)
1809{
1810        struct f71882fg_data *data = dev_get_drvdata(dev);
1811        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1812        long val;
1813
1814        err = kstrtol(buf, 10, &val);
1815        if (err)
1816                return err;
1817
1818        val = clamp_val(val, 0, 255);
1819
1820        mutex_lock(&data->update_lock);
1821        data->pwm_enable = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
1822        if ((data->type == f8000 && ((data->pwm_enable >> 2 * nr) & 3) != 2) ||
1823            (data->type != f8000 && !((data->pwm_enable >> 2 * nr) & 2))) {
1824                count = -EROFS;
1825                goto leave;
1826        }
1827        if (data->pwm_enable & (1 << (2 * nr))) {
1828                /* PWM mode */
1829                f71882fg_write8(data, F71882FG_REG_PWM(nr), val);
1830                data->pwm[nr] = val;
1831        } else {
1832                /* RPM mode */
1833                int target, full_speed;
1834                full_speed = f71882fg_read16(data,
1835                                             F71882FG_REG_FAN_FULL_SPEED(nr));
1836                target = fan_to_reg(val * fan_from_reg(full_speed) / 255);
1837                f71882fg_write16(data, F71882FG_REG_FAN_TARGET(nr), target);
1838                data->fan_target[nr] = target;
1839                data->fan_full_speed[nr] = full_speed;
1840        }
1841leave:
1842        mutex_unlock(&data->update_lock);
1843
1844        return count;
1845}
1846
1847static ssize_t show_simple_pwm(struct device *dev,
1848                               struct device_attribute *devattr, char *buf)
1849{
1850        struct f71882fg_data *data = f71882fg_update_device(dev);
1851        int val, nr = to_sensor_dev_attr_2(devattr)->index;
1852
1853        val = data->pwm[nr];
1854        return sprintf(buf, "%d\n", val);
1855}
1856
1857static ssize_t store_simple_pwm(struct device *dev,
1858                                struct device_attribute *devattr,
1859                                const char *buf, size_t count)
1860{
1861        struct f71882fg_data *data = dev_get_drvdata(dev);
1862        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1863        long val;
1864
1865        err = kstrtol(buf, 10, &val);
1866        if (err)
1867                return err;
1868
1869        val = clamp_val(val, 0, 255);
1870
1871        mutex_lock(&data->update_lock);
1872        f71882fg_write8(data, F71882FG_REG_PWM(nr), val);
1873        data->pwm[nr] = val;
1874        mutex_unlock(&data->update_lock);
1875
1876        return count;
1877}
1878
1879static ssize_t show_pwm_enable(struct device *dev,
1880                               struct device_attribute *devattr, char *buf)
1881{
1882        int result = 0;
1883        struct f71882fg_data *data = f71882fg_update_device(dev);
1884        int nr = to_sensor_dev_attr_2(devattr)->index;
1885
1886        switch ((data->pwm_enable >> 2 * nr) & 3) {
1887        case 0:
1888        case 1:
1889                result = 2; /* Normal auto mode */
1890                break;
1891        case 2:
1892                result = 1; /* Manual mode */
1893                break;
1894        case 3:
1895                if (data->type == f8000)
1896                        result = 3; /* Thermostat mode */
1897                else
1898                        result = 1; /* Manual mode */
1899                break;
1900        }
1901
1902        return sprintf(buf, "%d\n", result);
1903}
1904
1905static ssize_t store_pwm_enable(struct device *dev, struct device_attribute
1906                                *devattr, const char *buf, size_t count)
1907{
1908        struct f71882fg_data *data = dev_get_drvdata(dev);
1909        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1910        long val;
1911
1912        err = kstrtol(buf, 10, &val);
1913        if (err)
1914                return err;
1915
1916        /* Special case for F8000 pwm channel 3 which only does auto mode */
1917        if (data->type == f8000 && nr == 2 && val != 2)
1918                return -EINVAL;
1919
1920        mutex_lock(&data->update_lock);
1921        data->pwm_enable = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
1922        /* Special case for F8000 auto PWM mode / Thermostat mode */
1923        if (data->type == f8000 && ((data->pwm_enable >> 2 * nr) & 1)) {
1924                switch (val) {
1925                case 2:
1926                        data->pwm_enable &= ~(2 << (2 * nr));
1927                        break;          /* Normal auto mode */
1928                case 3:
1929                        data->pwm_enable |= 2 << (2 * nr);
1930                        break;          /* Thermostat mode */
1931                default:
1932                        count = -EINVAL;
1933                        goto leave;
1934                }
1935        } else {
1936                switch (val) {
1937                case 1:
1938                        /* The f71858fg does not support manual RPM mode */
1939                        if (data->type == f71858fg &&
1940                            ((data->pwm_enable >> (2 * nr)) & 1)) {
1941                                count = -EINVAL;
1942                                goto leave;
1943                        }
1944                        data->pwm_enable |= 2 << (2 * nr);
1945                        break;          /* Manual */
1946                case 2:
1947                        data->pwm_enable &= ~(2 << (2 * nr));
1948                        break;          /* Normal auto mode */
1949                default:
1950                        count = -EINVAL;
1951                        goto leave;
1952                }
1953        }
1954        f71882fg_write8(data, F71882FG_REG_PWM_ENABLE, data->pwm_enable);
1955leave:
1956        mutex_unlock(&data->update_lock);
1957
1958        return count;
1959}
1960
1961static ssize_t show_pwm_auto_point_pwm(struct device *dev,
1962                                       struct device_attribute *devattr,
1963                                       char *buf)
1964{
1965        int result;
1966        struct f71882fg_data *data = f71882fg_update_device(dev);
1967        int pwm = to_sensor_dev_attr_2(devattr)->index;
1968        int point = to_sensor_dev_attr_2(devattr)->nr;
1969
1970        mutex_lock(&data->update_lock);
1971        if (data->pwm_enable & (1 << (2 * pwm))) {
1972                /* PWM mode */
1973                result = data->pwm_auto_point_pwm[pwm][point];
1974        } else {
1975                /* RPM mode */
1976                result = 32 * 255 / (32 + data->pwm_auto_point_pwm[pwm][point]);
1977        }
1978        mutex_unlock(&data->update_lock);
1979
1980        return sprintf(buf, "%d\n", result);
1981}
1982
1983static ssize_t store_pwm_auto_point_pwm(struct device *dev,
1984                                        struct device_attribute *devattr,
1985                                        const char *buf, size_t count)
1986{
1987        struct f71882fg_data *data = dev_get_drvdata(dev);
1988        int err, pwm = to_sensor_dev_attr_2(devattr)->index;
1989        int point = to_sensor_dev_attr_2(devattr)->nr;
1990        long val;
1991
1992        err = kstrtol(buf, 10, &val);
1993        if (err)
1994                return err;
1995
1996        val = clamp_val(val, 0, 255);
1997
1998        mutex_lock(&data->update_lock);
1999        data->pwm_enable = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
2000        if (data->pwm_enable & (1 << (2 * pwm))) {
2001                /* PWM mode */
2002        } else {
2003                /* RPM mode */
2004                if (val < 29)   /* Prevent negative numbers */
2005                        val = 255;
2006                else
2007                        val = (255 - val) * 32 / val;
2008        }
2009        f71882fg_write8(data, F71882FG_REG_POINT_PWM(pwm, point), val);
2010        data->pwm_auto_point_pwm[pwm][point] = val;
2011        mutex_unlock(&data->update_lock);
2012
2013        return count;
2014}
2015
2016static ssize_t show_pwm_auto_point_temp_hyst(struct device *dev,
2017                                             struct device_attribute *devattr,
2018                                             char *buf)
2019{
2020        int result = 0;
2021        struct f71882fg_data *data = f71882fg_update_device(dev);
2022        int nr = to_sensor_dev_attr_2(devattr)->index;
2023        int point = to_sensor_dev_attr_2(devattr)->nr;
2024
2025        mutex_lock(&data->update_lock);
2026        if (nr & 1)
2027                result = data->pwm_auto_point_hyst[nr / 2] >> 4;
2028        else
2029                result = data->pwm_auto_point_hyst[nr / 2] & 0x0f;
2030        result = 1000 * (data->pwm_auto_point_temp[nr][point] - result);
2031        mutex_unlock(&data->update_lock);
2032
2033        return sprintf(buf, "%d\n", result);
2034}
2035
2036static ssize_t store_pwm_auto_point_temp_hyst(struct device *dev,
2037                                              struct device_attribute *devattr,
2038                                              const char *buf, size_t count)
2039{
2040        struct f71882fg_data *data = dev_get_drvdata(dev);
2041        int err, nr = to_sensor_dev_attr_2(devattr)->index;
2042        int point = to_sensor_dev_attr_2(devattr)->nr;
2043        u8 reg;
2044        long val;
2045
2046        err = kstrtol(buf, 10, &val);
2047        if (err)
2048                return err;
2049
2050        val /= 1000;
2051
2052        mutex_lock(&data->update_lock);
2053        data->pwm_auto_point_temp[nr][point] =
2054                f71882fg_read8(data, F71882FG_REG_POINT_TEMP(nr, point));
2055        val = clamp_val(val, data->pwm_auto_point_temp[nr][point] - 15,
2056                        data->pwm_auto_point_temp[nr][point]);
2057        val = data->pwm_auto_point_temp[nr][point] - val;
2058
2059        reg = f71882fg_read8(data, F71882FG_REG_FAN_HYST(nr / 2));
2060        if (nr & 1)
2061                reg = (reg & 0x0f) | (val << 4);
2062        else
2063                reg = (reg & 0xf0) | val;
2064
2065        f71882fg_write8(data, F71882FG_REG_FAN_HYST(nr / 2), reg);
2066        data->pwm_auto_point_hyst[nr / 2] = reg;
2067        mutex_unlock(&data->update_lock);
2068
2069        return count;
2070}
2071
2072static ssize_t show_pwm_interpolate(struct device *dev,
2073                                    struct device_attribute *devattr, char *buf)
2074{
2075        int result;
2076        struct f71882fg_data *data = f71882fg_update_device(dev);
2077        int nr = to_sensor_dev_attr_2(devattr)->index;
2078
2079        result = (data->pwm_auto_point_mapping[nr] >> 4) & 1;
2080
2081        return sprintf(buf, "%d\n", result);
2082}
2083
2084static ssize_t store_pwm_interpolate(struct device *dev,
2085                                     struct device_attribute *devattr,
2086                                     const char *buf, size_t count)
2087{
2088        struct f71882fg_data *data = dev_get_drvdata(dev);
2089        int err, nr = to_sensor_dev_attr_2(devattr)->index;
2090        unsigned long val;
2091
2092        err = kstrtoul(buf, 10, &val);
2093        if (err)
2094                return err;
2095
2096        mutex_lock(&data->update_lock);
2097        data->pwm_auto_point_mapping[nr] =
2098                f71882fg_read8(data, F71882FG_REG_POINT_MAPPING(nr));
2099        if (val)
2100                val = data->pwm_auto_point_mapping[nr] | (1 << 4);
2101        else
2102                val = data->pwm_auto_point_mapping[nr] & (~(1 << 4));
2103        f71882fg_write8(data, F71882FG_REG_POINT_MAPPING(nr), val);
2104        data->pwm_auto_point_mapping[nr] = val;
2105        mutex_unlock(&data->update_lock);
2106
2107        return count;
2108}
2109
2110static ssize_t show_pwm_auto_point_channel(struct device *dev,
2111                                           struct device_attribute *devattr,
2112                                           char *buf)
2113{
2114        int result;
2115        struct f71882fg_data *data = f71882fg_update_device(dev);
2116        int nr = to_sensor_dev_attr_2(devattr)->index;
2117
2118        result = 1 << ((data->pwm_auto_point_mapping[nr] & 3) -
2119                       data->temp_start);
2120
2121        return sprintf(buf, "%d\n", result);
2122}
2123
2124static ssize_t store_pwm_auto_point_channel(struct device *dev,
2125                                            struct device_attribute *devattr,
2126                                            const char *buf, size_t count)
2127{
2128        struct f71882fg_data *data = dev_get_drvdata(dev);
2129        int err, nr = to_sensor_dev_attr_2(devattr)->index;
2130        long val;
2131
2132        err = kstrtol(buf, 10, &val);
2133        if (err)
2134                return err;
2135
2136        switch (val) {
2137        case 1:
2138                val = 0;
2139                break;
2140        case 2:
2141                val = 1;
2142                break;
2143        case 4:
2144                val = 2;
2145                break;
2146        default:
2147                return -EINVAL;
2148        }
2149        val += data->temp_start;
2150        mutex_lock(&data->update_lock);
2151        data->pwm_auto_point_mapping[nr] =
2152                f71882fg_read8(data, F71882FG_REG_POINT_MAPPING(nr));
2153        val = (data->pwm_auto_point_mapping[nr] & 0xfc) | val;
2154        f71882fg_write8(data, F71882FG_REG_POINT_MAPPING(nr), val);
2155        data->pwm_auto_point_mapping[nr] = val;
2156        mutex_unlock(&data->update_lock);
2157
2158        return count;
2159}
2160
2161static ssize_t show_pwm_auto_point_temp(struct device *dev,
2162                                        struct device_attribute *devattr,
2163                                        char *buf)
2164{
2165        int result;
2166        struct f71882fg_data *data = f71882fg_update_device(dev);
2167        int pwm = to_sensor_dev_attr_2(devattr)->index;
2168        int point = to_sensor_dev_attr_2(devattr)->nr;
2169
2170        result = data->pwm_auto_point_temp[pwm][point];
2171        return sprintf(buf, "%d\n", 1000 * result);
2172}
2173
2174static ssize_t store_pwm_auto_point_temp(struct device *dev,
2175                                         struct device_attribute *devattr,
2176                                         const char *buf, size_t count)
2177{
2178        struct f71882fg_data *data = dev_get_drvdata(dev);
2179        int err, pwm = to_sensor_dev_attr_2(devattr)->index;
2180        int point = to_sensor_dev_attr_2(devattr)->nr;
2181        long val;
2182
2183        err = kstrtol(buf, 10, &val);
2184        if (err)
2185                return err;
2186
2187        val /= 1000;
2188
2189        if (data->auto_point_temp_signed)
2190                val = clamp_val(val, -128, 127);
2191        else
2192                val = clamp_val(val, 0, 127);
2193
2194        mutex_lock(&data->update_lock);
2195        f71882fg_write8(data, F71882FG_REG_POINT_TEMP(pwm, point), val);
2196        data->pwm_auto_point_temp[pwm][point] = val;
2197        mutex_unlock(&data->update_lock);
2198
2199        return count;
2200}
2201
2202static ssize_t name_show(struct device *dev, struct device_attribute *devattr,
2203        char *buf)
2204{
2205        struct f71882fg_data *data = dev_get_drvdata(dev);
2206        return sprintf(buf, "%s\n", f71882fg_names[data->type]);
2207}
2208
2209static int f71882fg_create_sysfs_files(struct platform_device *pdev,
2210        struct sensor_device_attribute_2 *attr, int count)
2211{
2212        int err, i;
2213
2214        for (i = 0; i < count; i++) {
2215                err = device_create_file(&pdev->dev, &attr[i].dev_attr);
2216                if (err)
2217                        return err;
2218        }
2219        return 0;
2220}
2221
2222static void f71882fg_remove_sysfs_files(struct platform_device *pdev,
2223        struct sensor_device_attribute_2 *attr, int count)
2224{
2225        int i;
2226
2227        for (i = 0; i < count; i++)
2228                device_remove_file(&pdev->dev, &attr[i].dev_attr);
2229}
2230
2231static int f71882fg_create_fan_sysfs_files(
2232        struct platform_device *pdev, int idx)
2233{
2234        struct f71882fg_data *data = platform_get_drvdata(pdev);
2235        int err;
2236
2237        /* Sanity check the pwm setting */
2238        err = 0;
2239        switch (data->type) {
2240        case f71858fg:
2241                if (((data->pwm_enable >> (idx * 2)) & 3) == 3)
2242                        err = 1;
2243                break;
2244        case f71862fg:
2245                if (((data->pwm_enable >> (idx * 2)) & 1) != 1)
2246                        err = 1;
2247                break;
2248        case f8000:
2249                if (idx == 2)
2250                        err = data->pwm_enable & 0x20;
2251                break;
2252        default:
2253                break;
2254        }
2255        if (err) {
2256                dev_err(&pdev->dev,
2257                        "Invalid (reserved) pwm settings: 0x%02x, "
2258                        "skipping fan %d\n",
2259                        (data->pwm_enable >> (idx * 2)) & 3, idx + 1);
2260                return 0; /* This is a non fatal condition */
2261        }
2262
2263        err = f71882fg_create_sysfs_files(pdev, &fxxxx_fan_attr[idx][0],
2264                                          ARRAY_SIZE(fxxxx_fan_attr[0]));
2265        if (err)
2266                return err;
2267
2268        if (f71882fg_fan_has_beep[data->type]) {
2269                err = f71882fg_create_sysfs_files(pdev,
2270                                                  &fxxxx_fan_beep_attr[idx],
2271                                                  1);
2272                if (err)
2273                        return err;
2274        }
2275
2276        dev_info(&pdev->dev, "Fan: %d is in %s mode\n", idx + 1,
2277                 (data->pwm_enable & (1 << (2 * idx))) ? "duty-cycle" : "RPM");
2278
2279        /* Check for unsupported auto pwm settings */
2280        switch (data->type) {
2281        case f71808e:
2282        case f71808a:
2283        case f71869:
2284        case f71869a:
2285        case f71889fg:
2286        case f71889ed:
2287        case f71889a:
2288                data->pwm_auto_point_mapping[idx] =
2289                        f71882fg_read8(data, F71882FG_REG_POINT_MAPPING(idx));
2290                if ((data->pwm_auto_point_mapping[idx] & 0x80) ||
2291                    (data->pwm_auto_point_mapping[idx] & 3) == 0) {
2292                        dev_warn(&pdev->dev,
2293                                 "Auto pwm controlled by raw digital "
2294                                 "data, disabling pwm auto_point "
2295                                 "sysfs attributes for fan %d\n", idx + 1);
2296                        return 0; /* This is a non fatal condition */
2297                }
2298                break;
2299        default:
2300                break;
2301        }
2302
2303        switch (data->type) {
2304        case f71862fg:
2305                err = f71882fg_create_sysfs_files(pdev,
2306                                        &f71862fg_auto_pwm_attr[idx][0],
2307                                        ARRAY_SIZE(f71862fg_auto_pwm_attr[0]));
2308                break;
2309        case f71808e:
2310        case f71869:
2311                err = f71882fg_create_sysfs_files(pdev,
2312                                        &f71869_auto_pwm_attr[idx][0],
2313                                        ARRAY_SIZE(f71869_auto_pwm_attr[0]));
2314                break;
2315        case f8000:
2316                err = f71882fg_create_sysfs_files(pdev,
2317                                        &f8000_auto_pwm_attr[idx][0],
2318                                        ARRAY_SIZE(f8000_auto_pwm_attr[0]));
2319                break;
2320        default:
2321                err = f71882fg_create_sysfs_files(pdev,
2322                                        &fxxxx_auto_pwm_attr[idx][0],
2323                                        ARRAY_SIZE(fxxxx_auto_pwm_attr[0]));
2324        }
2325
2326        return err;
2327}
2328
2329static int f71882fg_probe(struct platform_device *pdev)
2330{
2331        struct f71882fg_data *data;
2332        struct f71882fg_sio_data *sio_data = dev_get_platdata(&pdev->dev);
2333        int nr_fans = f71882fg_nr_fans[sio_data->type];
2334        int nr_temps = f71882fg_nr_temps[sio_data->type];
2335        int err, i;
2336        int size;
2337        u8 start_reg, reg;
2338
2339        data = devm_kzalloc(&pdev->dev, sizeof(struct f71882fg_data),
2340                            GFP_KERNEL);
2341        if (!data)
2342                return -ENOMEM;
2343
2344        data->addr = platform_get_resource(pdev, IORESOURCE_IO, 0)->start;
2345        data->type = sio_data->type;
2346        data->temp_start =
2347            (data->type == f71858fg || data->type == f8000 ||
2348                data->type == f81866a) ? 0 : 1;
2349        mutex_init(&data->update_lock);
2350        platform_set_drvdata(pdev, data);
2351
2352        start_reg = f71882fg_read8(data, F71882FG_REG_START);
2353        if (start_reg & 0x04) {
2354                dev_warn(&pdev->dev, "Hardware monitor is powered down\n");
2355                return -ENODEV;
2356        }
2357        if (!(start_reg & 0x03)) {
2358                dev_warn(&pdev->dev, "Hardware monitoring not activated\n");
2359                return -ENODEV;
2360        }
2361
2362        /* Register sysfs interface files */
2363        err = device_create_file(&pdev->dev, &dev_attr_name);
2364        if (err)
2365                goto exit_unregister_sysfs;
2366
2367        if (start_reg & 0x01) {
2368                switch (data->type) {
2369                case f71858fg:
2370                        data->temp_config =
2371                                f71882fg_read8(data, F71882FG_REG_TEMP_CONFIG);
2372                        if (data->temp_config & 0x10)
2373                                /*
2374                                 * The f71858fg temperature alarms behave as
2375                                 * the f8000 alarms in this mode
2376                                 */
2377                                err = f71882fg_create_sysfs_files(pdev,
2378                                        f8000_temp_attr,
2379                                        ARRAY_SIZE(f8000_temp_attr));
2380                        else
2381                                err = f71882fg_create_sysfs_files(pdev,
2382                                        f71858fg_temp_attr,
2383                                        ARRAY_SIZE(f71858fg_temp_attr));
2384                        break;
2385                case f8000:
2386                        err = f71882fg_create_sysfs_files(pdev,
2387                                        f8000_temp_attr,
2388                                        ARRAY_SIZE(f8000_temp_attr));
2389                        break;
2390                case f81866a:
2391                        err = f71882fg_create_sysfs_files(pdev,
2392                                        f71858fg_temp_attr,
2393                                        ARRAY_SIZE(f71858fg_temp_attr));
2394                        break;
2395                default:
2396                        err = f71882fg_create_sysfs_files(pdev,
2397                                &fxxxx_temp_attr[0][0],
2398                                ARRAY_SIZE(fxxxx_temp_attr[0]) * nr_temps);
2399                }
2400                if (err)
2401                        goto exit_unregister_sysfs;
2402
2403                if (f71882fg_temp_has_beep[data->type]) {
2404                        if (data->type == f81866a) {
2405                                size = ARRAY_SIZE(f81866_temp_beep_attr[0]);
2406                                err = f71882fg_create_sysfs_files(pdev,
2407                                                &f81866_temp_beep_attr[0][0],
2408                                                size * nr_temps);
2409
2410                        } else {
2411                                size = ARRAY_SIZE(fxxxx_temp_beep_attr[0]);
2412                                err = f71882fg_create_sysfs_files(pdev,
2413                                                &fxxxx_temp_beep_attr[0][0],
2414                                                size * nr_temps);
2415                        }
2416                        if (err)
2417                                goto exit_unregister_sysfs;
2418                }
2419
2420                for (i = 0; i < F71882FG_MAX_INS; i++) {
2421                        if (f71882fg_has_in[data->type][i]) {
2422                                err = device_create_file(&pdev->dev,
2423                                                &fxxxx_in_attr[i].dev_attr);
2424                                if (err)
2425                                        goto exit_unregister_sysfs;
2426                        }
2427                }
2428                if (f71882fg_has_in1_alarm[data->type]) {
2429                        err = f71882fg_create_sysfs_files(pdev,
2430                                        fxxxx_in1_alarm_attr,
2431                                        ARRAY_SIZE(fxxxx_in1_alarm_attr));
2432                        if (err)
2433                                goto exit_unregister_sysfs;
2434                }
2435        }
2436
2437        if (start_reg & 0x02) {
2438                switch (data->type) {
2439                case f71808e:
2440                case f71808a:
2441                case f71869:
2442                case f71869a:
2443                        /* These always have signed auto point temps */
2444                        data->auto_point_temp_signed = 1;
2445                        /* Fall through - to select correct fan/pwm reg bank! */
2446                case f71889fg:
2447                case f71889ed:
2448                case f71889a:
2449                        reg = f71882fg_read8(data, F71882FG_REG_FAN_FAULT_T);
2450                        if (reg & F71882FG_FAN_NEG_TEMP_EN)
2451                                data->auto_point_temp_signed = 1;
2452                        /* Ensure banked pwm registers point to right bank */
2453                        reg &= ~F71882FG_FAN_PROG_SEL;
2454                        f71882fg_write8(data, F71882FG_REG_FAN_FAULT_T, reg);
2455                        break;
2456                default:
2457                        break;
2458                }
2459
2460                data->pwm_enable =
2461                        f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
2462
2463                for (i = 0; i < nr_fans; i++) {
2464                        err = f71882fg_create_fan_sysfs_files(pdev, i);
2465                        if (err)
2466                                goto exit_unregister_sysfs;
2467                }
2468
2469                /* Some types have 1 extra fan with limited functionality */
2470                switch (data->type) {
2471                case f71808a:
2472                        err = f71882fg_create_sysfs_files(pdev,
2473                                        f71808a_fan3_attr,
2474                                        ARRAY_SIZE(f71808a_fan3_attr));
2475                        break;
2476                case f8000:
2477                        err = f71882fg_create_sysfs_files(pdev,
2478                                        f8000_fan_attr,
2479                                        ARRAY_SIZE(f8000_fan_attr));
2480                        break;
2481                default:
2482                        break;
2483                }
2484                if (err)
2485                        goto exit_unregister_sysfs;
2486        }
2487
2488        data->hwmon_dev = hwmon_device_register(&pdev->dev);
2489        if (IS_ERR(data->hwmon_dev)) {
2490                err = PTR_ERR(data->hwmon_dev);
2491                data->hwmon_dev = NULL;
2492                goto exit_unregister_sysfs;
2493        }
2494
2495        return 0;
2496
2497exit_unregister_sysfs:
2498        f71882fg_remove(pdev); /* Will unregister the sysfs files for us */
2499        return err; /* f71882fg_remove() also frees our data */
2500}
2501
2502static int f71882fg_remove(struct platform_device *pdev)
2503{
2504        struct f71882fg_data *data = platform_get_drvdata(pdev);
2505        int nr_fans = f71882fg_nr_fans[data->type];
2506        int nr_temps = f71882fg_nr_temps[data->type];
2507        int i;
2508        u8 start_reg = f71882fg_read8(data, F71882FG_REG_START);
2509
2510        if (data->hwmon_dev)
2511                hwmon_device_unregister(data->hwmon_dev);
2512
2513        device_remove_file(&pdev->dev, &dev_attr_name);
2514
2515        if (start_reg & 0x01) {
2516                switch (data->type) {
2517                case f71858fg:
2518                        if (data->temp_config & 0x10)
2519                                f71882fg_remove_sysfs_files(pdev,
2520                                        f8000_temp_attr,
2521                                        ARRAY_SIZE(f8000_temp_attr));
2522                        else
2523                                f71882fg_remove_sysfs_files(pdev,
2524                                        f71858fg_temp_attr,
2525                                        ARRAY_SIZE(f71858fg_temp_attr));
2526                        break;
2527                case f8000:
2528                        f71882fg_remove_sysfs_files(pdev,
2529                                        f8000_temp_attr,
2530                                        ARRAY_SIZE(f8000_temp_attr));
2531                        break;
2532                case f81866a:
2533                        f71882fg_remove_sysfs_files(pdev,
2534                                        f71858fg_temp_attr,
2535                                        ARRAY_SIZE(f71858fg_temp_attr));
2536                        break;
2537                default:
2538                        f71882fg_remove_sysfs_files(pdev,
2539                                &fxxxx_temp_attr[0][0],
2540                                ARRAY_SIZE(fxxxx_temp_attr[0]) * nr_temps);
2541                }
2542                if (f71882fg_temp_has_beep[data->type]) {
2543                        if (data->type == f81866a)
2544                                f71882fg_remove_sysfs_files(pdev,
2545                                        &f81866_temp_beep_attr[0][0],
2546                                        ARRAY_SIZE(f81866_temp_beep_attr[0])
2547                                                * nr_temps);
2548                        else
2549                                f71882fg_remove_sysfs_files(pdev,
2550                                        &fxxxx_temp_beep_attr[0][0],
2551                                        ARRAY_SIZE(fxxxx_temp_beep_attr[0])
2552                                                * nr_temps);
2553                }
2554
2555                for (i = 0; i < F71882FG_MAX_INS; i++) {
2556                        if (f71882fg_has_in[data->type][i]) {
2557                                device_remove_file(&pdev->dev,
2558                                                &fxxxx_in_attr[i].dev_attr);
2559                        }
2560                }
2561                if (f71882fg_has_in1_alarm[data->type]) {
2562                        f71882fg_remove_sysfs_files(pdev,
2563                                        fxxxx_in1_alarm_attr,
2564                                        ARRAY_SIZE(fxxxx_in1_alarm_attr));
2565                }
2566        }
2567
2568        if (start_reg & 0x02) {
2569                f71882fg_remove_sysfs_files(pdev, &fxxxx_fan_attr[0][0],
2570                                ARRAY_SIZE(fxxxx_fan_attr[0]) * nr_fans);
2571
2572                if (f71882fg_fan_has_beep[data->type]) {
2573                        f71882fg_remove_sysfs_files(pdev,
2574                                        fxxxx_fan_beep_attr, nr_fans);
2575                }
2576
2577                switch (data->type) {
2578                case f71808a:
2579                        f71882fg_remove_sysfs_files(pdev,
2580                                &fxxxx_auto_pwm_attr[0][0],
2581                                ARRAY_SIZE(fxxxx_auto_pwm_attr[0]) * nr_fans);
2582                        f71882fg_remove_sysfs_files(pdev,
2583                                        f71808a_fan3_attr,
2584                                        ARRAY_SIZE(f71808a_fan3_attr));
2585                        break;
2586                case f71862fg:
2587                        f71882fg_remove_sysfs_files(pdev,
2588                                &f71862fg_auto_pwm_attr[0][0],
2589                                ARRAY_SIZE(f71862fg_auto_pwm_attr[0]) *
2590                                        nr_fans);
2591                        break;
2592                case f71808e:
2593                case f71869:
2594                        f71882fg_remove_sysfs_files(pdev,
2595                                &f71869_auto_pwm_attr[0][0],
2596                                ARRAY_SIZE(f71869_auto_pwm_attr[0]) * nr_fans);
2597                        break;
2598                case f8000:
2599                        f71882fg_remove_sysfs_files(pdev,
2600                                        f8000_fan_attr,
2601                                        ARRAY_SIZE(f8000_fan_attr));
2602                        f71882fg_remove_sysfs_files(pdev,
2603                                &f8000_auto_pwm_attr[0][0],
2604                                ARRAY_SIZE(f8000_auto_pwm_attr[0]) * nr_fans);
2605                        break;
2606                default:
2607                        f71882fg_remove_sysfs_files(pdev,
2608                                &fxxxx_auto_pwm_attr[0][0],
2609                                ARRAY_SIZE(fxxxx_auto_pwm_attr[0]) * nr_fans);
2610                }
2611        }
2612        return 0;
2613}
2614
2615static int __init f71882fg_find(int sioaddr, struct f71882fg_sio_data *sio_data)
2616{
2617        u16 devid;
2618        unsigned short address;
2619        int err = superio_enter(sioaddr);
2620        if (err)
2621                return err;
2622
2623        devid = superio_inw(sioaddr, SIO_REG_MANID);
2624        if (devid != SIO_FINTEK_ID) {
2625                pr_debug("Not a Fintek device\n");
2626                err = -ENODEV;
2627                goto exit;
2628        }
2629
2630        devid = force_id ? force_id : superio_inw(sioaddr, SIO_REG_DEVID);
2631        switch (devid) {
2632        case SIO_F71808E_ID:
2633                sio_data->type = f71808e;
2634                break;
2635        case SIO_F71808A_ID:
2636                sio_data->type = f71808a;
2637                break;
2638        case SIO_F71858_ID:
2639                sio_data->type = f71858fg;
2640                break;
2641        case SIO_F71862_ID:
2642                sio_data->type = f71862fg;
2643                break;
2644        case SIO_F71868_ID:
2645                sio_data->type = f71868a;
2646                break;
2647        case SIO_F71869_ID:
2648                sio_data->type = f71869;
2649                break;
2650        case SIO_F71869A_ID:
2651                sio_data->type = f71869a;
2652                break;
2653        case SIO_F71882_ID:
2654                sio_data->type = f71882fg;
2655                break;
2656        case SIO_F71889_ID:
2657                sio_data->type = f71889fg;
2658                break;
2659        case SIO_F71889E_ID:
2660                sio_data->type = f71889ed;
2661                break;
2662        case SIO_F71889A_ID:
2663                sio_data->type = f71889a;
2664                break;
2665        case SIO_F8000_ID:
2666                sio_data->type = f8000;
2667                break;
2668        case SIO_F81768D_ID:
2669                sio_data->type = f81768d;
2670                break;
2671        case SIO_F81865_ID:
2672                sio_data->type = f81865f;
2673                break;
2674        case SIO_F81866_ID:
2675                sio_data->type = f81866a;
2676                break;
2677        default:
2678                pr_info("Unsupported Fintek device: %04x\n",
2679                        (unsigned int)devid);
2680                err = -ENODEV;
2681                goto exit;
2682        }
2683
2684        if (sio_data->type == f71858fg)
2685                superio_select(sioaddr, SIO_F71858FG_LD_HWM);
2686        else
2687                superio_select(sioaddr, SIO_F71882FG_LD_HWM);
2688
2689        if (!(superio_inb(sioaddr, SIO_REG_ENABLE) & 0x01)) {
2690                pr_warn("Device not activated\n");
2691                err = -ENODEV;
2692                goto exit;
2693        }
2694
2695        address = superio_inw(sioaddr, SIO_REG_ADDR);
2696        if (address == 0) {
2697                pr_warn("Base address not set\n");
2698                err = -ENODEV;
2699                goto exit;
2700        }
2701        address &= ~(REGION_LENGTH - 1);        /* Ignore 3 LSB */
2702
2703        err = address;
2704        pr_info("Found %s chip at %#x, revision %d\n",
2705                f71882fg_names[sio_data->type], (unsigned int)address,
2706                (int)superio_inb(sioaddr, SIO_REG_DEVREV));
2707exit:
2708        superio_exit(sioaddr);
2709        return err;
2710}
2711
2712static int __init f71882fg_device_add(int address,
2713                                      const struct f71882fg_sio_data *sio_data)
2714{
2715        struct resource res = {
2716                .start  = address,
2717                .end    = address + REGION_LENGTH - 1,
2718                .flags  = IORESOURCE_IO,
2719        };
2720        int err;
2721
2722        f71882fg_pdev = platform_device_alloc(DRVNAME, address);
2723        if (!f71882fg_pdev)
2724                return -ENOMEM;
2725
2726        res.name = f71882fg_pdev->name;
2727        err = acpi_check_resource_conflict(&res);
2728        if (err)
2729                goto exit_device_put;
2730
2731        err = platform_device_add_resources(f71882fg_pdev, &res, 1);
2732        if (err) {
2733                pr_err("Device resource addition failed\n");
2734                goto exit_device_put;
2735        }
2736
2737        err = platform_device_add_data(f71882fg_pdev, sio_data,
2738                                       sizeof(struct f71882fg_sio_data));
2739        if (err) {
2740                pr_err("Platform data allocation failed\n");
2741                goto exit_device_put;
2742        }
2743
2744        err = platform_device_add(f71882fg_pdev);
2745        if (err) {
2746                pr_err("Device addition failed\n");
2747                goto exit_device_put;
2748        }
2749
2750        return 0;
2751
2752exit_device_put:
2753        platform_device_put(f71882fg_pdev);
2754
2755        return err;
2756}
2757
2758static int __init f71882fg_init(void)
2759{
2760        int err;
2761        int address;
2762        struct f71882fg_sio_data sio_data;
2763
2764        memset(&sio_data, 0, sizeof(sio_data));
2765
2766        address = f71882fg_find(0x2e, &sio_data);
2767        if (address < 0)
2768                address = f71882fg_find(0x4e, &sio_data);
2769        if (address < 0)
2770                return address;
2771
2772        err = platform_driver_register(&f71882fg_driver);
2773        if (err)
2774                return err;
2775
2776        err = f71882fg_device_add(address, &sio_data);
2777        if (err)
2778                goto exit_driver;
2779
2780        return 0;
2781
2782exit_driver:
2783        platform_driver_unregister(&f71882fg_driver);
2784        return err;
2785}
2786
2787static void __exit f71882fg_exit(void)
2788{
2789        platform_device_unregister(f71882fg_pdev);
2790        platform_driver_unregister(&f71882fg_driver);
2791}
2792
2793MODULE_DESCRIPTION("F71882FG Hardware Monitoring Driver");
2794MODULE_AUTHOR("Hans Edgington, Hans de Goede <hdegoede@redhat.com>");
2795MODULE_LICENSE("GPL");
2796
2797module_init(f71882fg_init);
2798module_exit(f71882fg_exit);
2799