linux/drivers/hwmon/f71882fg.c
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   1/***************************************************************************
   2 *   Copyright (C) 2006 by Hans Edgington <hans@edgington.nl>              *
   3 *   Copyright (C) 2007-2011 Hans de Goede <hdegoede@redhat.com>           *
   4 *                                                                         *
   5 *   This program is free software; you can redistribute it and/or modify  *
   6 *   it under the terms of the GNU General Public License as published by  *
   7 *   the Free Software Foundation; either version 2 of the License, or     *
   8 *   (at your option) any later version.                                   *
   9 *                                                                         *
  10 *   This program is distributed in the hope that it will be useful,       *
  11 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13 *   GNU General Public License for more details.                          *
  14 *                                                                         *
  15 *   You should have received a copy of the GNU General Public License     *
  16 *   along with this program; if not, write to the                         *
  17 *   Free Software Foundation, Inc.,                                       *
  18 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19 ***************************************************************************/
  20
  21#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  22
  23#include <linux/module.h>
  24#include <linux/init.h>
  25#include <linux/slab.h>
  26#include <linux/jiffies.h>
  27#include <linux/platform_device.h>
  28#include <linux/hwmon.h>
  29#include <linux/hwmon-sysfs.h>
  30#include <linux/err.h>
  31#include <linux/mutex.h>
  32#include <linux/io.h>
  33#include <linux/acpi.h>
  34
  35#define DRVNAME "f71882fg"
  36
  37#define SIO_F71858FG_LD_HWM     0x02    /* Hardware monitor logical device */
  38#define SIO_F71882FG_LD_HWM     0x04    /* Hardware monitor logical device */
  39#define SIO_UNLOCK_KEY          0x87    /* Key to enable Super-I/O */
  40#define SIO_LOCK_KEY            0xAA    /* Key to disable Super-I/O */
  41
  42#define SIO_REG_LDSEL           0x07    /* Logical device select */
  43#define SIO_REG_DEVID           0x20    /* Device ID (2 bytes) */
  44#define SIO_REG_DEVREV          0x22    /* Device revision */
  45#define SIO_REG_MANID           0x23    /* Fintek ID (2 bytes) */
  46#define SIO_REG_ENABLE          0x30    /* Logical device enable */
  47#define SIO_REG_ADDR            0x60    /* Logical device address (2 bytes) */
  48
  49#define SIO_FINTEK_ID           0x1934  /* Manufacturers ID */
  50#define SIO_F71808E_ID          0x0901  /* Chipset ID */
  51#define SIO_F71808A_ID          0x1001  /* Chipset ID */
  52#define SIO_F71858_ID           0x0507  /* Chipset ID */
  53#define SIO_F71862_ID           0x0601  /* Chipset ID */
  54#define SIO_F71868_ID           0x1106  /* Chipset ID */
  55#define SIO_F71869_ID           0x0814  /* Chipset ID */
  56#define SIO_F71869A_ID          0x1007  /* Chipset ID */
  57#define SIO_F71882_ID           0x0541  /* Chipset ID */
  58#define SIO_F71889_ID           0x0723  /* Chipset ID */
  59#define SIO_F71889E_ID          0x0909  /* Chipset ID */
  60#define SIO_F71889A_ID          0x1005  /* Chipset ID */
  61#define SIO_F8000_ID            0x0581  /* Chipset ID */
  62#define SIO_F81768D_ID          0x1210  /* Chipset ID */
  63#define SIO_F81865_ID           0x0704  /* Chipset ID */
  64#define SIO_F81866_ID           0x1010  /* Chipset ID */
  65
  66#define REGION_LENGTH           8
  67#define ADDR_REG_OFFSET         5
  68#define DATA_REG_OFFSET         6
  69
  70#define F71882FG_REG_IN_STATUS          0x12 /* f7188x only */
  71#define F71882FG_REG_IN_BEEP            0x13 /* f7188x only */
  72#define F71882FG_REG_IN(nr)             (0x20  + (nr))
  73#define F71882FG_REG_IN1_HIGH           0x32 /* f7188x only */
  74
  75#define F81866_REG_IN_STATUS            0x16 /* F81866 only */
  76#define F81866_REG_IN_BEEP                      0x17 /* F81866 only */
  77#define F81866_REG_IN1_HIGH             0x3a /* F81866 only */
  78
  79#define F71882FG_REG_FAN(nr)            (0xA0 + (16 * (nr)))
  80#define F71882FG_REG_FAN_TARGET(nr)     (0xA2 + (16 * (nr)))
  81#define F71882FG_REG_FAN_FULL_SPEED(nr) (0xA4 + (16 * (nr)))
  82#define F71882FG_REG_FAN_STATUS         0x92
  83#define F71882FG_REG_FAN_BEEP           0x93
  84
  85#define F71882FG_REG_TEMP(nr)           (0x70 + 2 * (nr))
  86#define F71882FG_REG_TEMP_OVT(nr)       (0x80 + 2 * (nr))
  87#define F71882FG_REG_TEMP_HIGH(nr)      (0x81 + 2 * (nr))
  88#define F71882FG_REG_TEMP_STATUS        0x62
  89#define F71882FG_REG_TEMP_BEEP          0x63
  90#define F71882FG_REG_TEMP_CONFIG        0x69
  91#define F71882FG_REG_TEMP_HYST(nr)      (0x6C + (nr))
  92#define F71882FG_REG_TEMP_TYPE          0x6B
  93#define F71882FG_REG_TEMP_DIODE_OPEN    0x6F
  94
  95#define F71882FG_REG_PWM(nr)            (0xA3 + (16 * (nr)))
  96#define F71882FG_REG_PWM_TYPE           0x94
  97#define F71882FG_REG_PWM_ENABLE         0x96
  98
  99#define F71882FG_REG_FAN_HYST(nr)       (0x98 + (nr))
 100
 101#define F71882FG_REG_FAN_FAULT_T        0x9F
 102#define F71882FG_FAN_NEG_TEMP_EN        0x20
 103#define F71882FG_FAN_PROG_SEL           0x80
 104
 105#define F71882FG_REG_POINT_PWM(pwm, point)      (0xAA + (point) + (16 * (pwm)))
 106#define F71882FG_REG_POINT_TEMP(pwm, point)     (0xA6 + (point) + (16 * (pwm)))
 107#define F71882FG_REG_POINT_MAPPING(nr)          (0xAF + 16 * (nr))
 108
 109#define F71882FG_REG_START              0x01
 110
 111#define F71882FG_MAX_INS                11
 112
 113#define FAN_MIN_DETECT                  366 /* Lowest detectable fanspeed */
 114
 115static unsigned short force_id;
 116module_param(force_id, ushort, 0);
 117MODULE_PARM_DESC(force_id, "Override the detected device ID");
 118
 119enum chips { f71808e, f71808a, f71858fg, f71862fg, f71868a, f71869, f71869a,
 120        f71882fg, f71889fg, f71889ed, f71889a, f8000, f81768d, f81865f,
 121        f81866a};
 122
 123static const char *const f71882fg_names[] = {
 124        "f71808e",
 125        "f71808a",
 126        "f71858fg",
 127        "f71862fg",
 128        "f71868a",
 129        "f71869", /* Both f71869f and f71869e, reg. compatible and same id */
 130        "f71869a",
 131        "f71882fg",
 132        "f71889fg", /* f81801u too, same id */
 133        "f71889ed",
 134        "f71889a",
 135        "f8000",
 136        "f81768d",
 137        "f81865f",
 138        "f81866a",
 139};
 140
 141static const char f71882fg_has_in[][F71882FG_MAX_INS] = {
 142        [f71808e]       = { 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0 },
 143        [f71808a]       = { 1, 1, 1, 1, 0, 0, 0, 1, 1, 0, 0 },
 144        [f71858fg]      = { 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 },
 145        [f71862fg]      = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 146        [f71868a]       = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0 },
 147        [f71869]        = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 148        [f71869a]       = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 149        [f71882fg]      = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 150        [f71889fg]      = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 151        [f71889ed]      = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 152        [f71889a]       = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 153        [f8000]         = { 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 },
 154        [f81768d]       = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 },
 155        [f81865f]       = { 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0 },
 156        [f81866a]       = { 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0 },
 157};
 158
 159static const char f71882fg_has_in1_alarm[] = {
 160        [f71808e]       = 0,
 161        [f71808a]       = 0,
 162        [f71858fg]      = 0,
 163        [f71862fg]      = 0,
 164        [f71868a]       = 0,
 165        [f71869]        = 0,
 166        [f71869a]       = 0,
 167        [f71882fg]      = 1,
 168        [f71889fg]      = 1,
 169        [f71889ed]      = 1,
 170        [f71889a]       = 1,
 171        [f8000]         = 0,
 172        [f81768d]       = 1,
 173        [f81865f]       = 1,
 174        [f81866a]       = 1,
 175};
 176
 177static const char f71882fg_fan_has_beep[] = {
 178        [f71808e]       = 0,
 179        [f71808a]       = 0,
 180        [f71858fg]      = 0,
 181        [f71862fg]      = 1,
 182        [f71868a]       = 1,
 183        [f71869]        = 1,
 184        [f71869a]       = 1,
 185        [f71882fg]      = 1,
 186        [f71889fg]      = 1,
 187        [f71889ed]      = 1,
 188        [f71889a]       = 1,
 189        [f8000]         = 0,
 190        [f81768d]       = 1,
 191        [f81865f]       = 1,
 192        [f81866a]       = 1,
 193};
 194
 195static const char f71882fg_nr_fans[] = {
 196        [f71808e]       = 3,
 197        [f71808a]       = 2, /* +1 fan which is monitor + simple pwm only */
 198        [f71858fg]      = 3,
 199        [f71862fg]      = 3,
 200        [f71868a]       = 3,
 201        [f71869]        = 3,
 202        [f71869a]       = 3,
 203        [f71882fg]      = 4,
 204        [f71889fg]      = 3,
 205        [f71889ed]      = 3,
 206        [f71889a]       = 3,
 207        [f8000]         = 3, /* +1 fan which is monitor only */
 208        [f81768d]       = 3,
 209        [f81865f]       = 2,
 210        [f81866a]       = 3,
 211};
 212
 213static const char f71882fg_temp_has_beep[] = {
 214        [f71808e]       = 0,
 215        [f71808a]       = 1,
 216        [f71858fg]      = 0,
 217        [f71862fg]      = 1,
 218        [f71868a]       = 1,
 219        [f71869]        = 1,
 220        [f71869a]       = 1,
 221        [f71882fg]      = 1,
 222        [f71889fg]      = 1,
 223        [f71889ed]      = 1,
 224        [f71889a]       = 1,
 225        [f8000]         = 0,
 226        [f81768d]       = 1,
 227        [f81865f]       = 1,
 228        [f81866a]       = 1,
 229};
 230
 231static const char f71882fg_nr_temps[] = {
 232        [f71808e]       = 2,
 233        [f71808a]       = 2,
 234        [f71858fg]      = 3,
 235        [f71862fg]      = 3,
 236        [f71868a]       = 3,
 237        [f71869]        = 3,
 238        [f71869a]       = 3,
 239        [f71882fg]      = 3,
 240        [f71889fg]      = 3,
 241        [f71889ed]      = 3,
 242        [f71889a]       = 3,
 243        [f8000]         = 3,
 244        [f81768d]       = 3,
 245        [f81865f]       = 2,
 246        [f81866a]       = 3,
 247};
 248
 249static struct platform_device *f71882fg_pdev;
 250
 251/* Super-I/O Function prototypes */
 252static inline int superio_inb(int base, int reg);
 253static inline int superio_inw(int base, int reg);
 254static inline int superio_enter(int base);
 255static inline void superio_select(int base, int ld);
 256static inline void superio_exit(int base);
 257
 258struct f71882fg_sio_data {
 259        enum chips type;
 260};
 261
 262struct f71882fg_data {
 263        unsigned short addr;
 264        enum chips type;
 265        struct device *hwmon_dev;
 266
 267        struct mutex update_lock;
 268        int temp_start;                 /* temp numbering start (0 or 1) */
 269        char valid;                     /* !=0 if following fields are valid */
 270        char auto_point_temp_signed;
 271        unsigned long last_updated;     /* In jiffies */
 272        unsigned long last_limits;      /* In jiffies */
 273
 274        /* Register Values */
 275        u8      in[F71882FG_MAX_INS];
 276        u8      in1_max;
 277        u8      in_status;
 278        u8      in_beep;
 279        u16     fan[4];
 280        u16     fan_target[4];
 281        u16     fan_full_speed[4];
 282        u8      fan_status;
 283        u8      fan_beep;
 284        /*
 285         * Note: all models have max 3 temperature channels, but on some
 286         * they are addressed as 0-2 and on others as 1-3, so for coding
 287         * convenience we reserve space for 4 channels
 288         */
 289        u16     temp[4];
 290        u8      temp_ovt[4];
 291        u8      temp_high[4];
 292        u8      temp_hyst[2]; /* 2 hysts stored per reg */
 293        u8      temp_type[4];
 294        u8      temp_status;
 295        u8      temp_beep;
 296        u8      temp_diode_open;
 297        u8      temp_config;
 298        u8      pwm[4];
 299        u8      pwm_enable;
 300        u8      pwm_auto_point_hyst[2];
 301        u8      pwm_auto_point_mapping[4];
 302        u8      pwm_auto_point_pwm[4][5];
 303        s8      pwm_auto_point_temp[4][4];
 304};
 305
 306/* Sysfs in */
 307static ssize_t show_in(struct device *dev, struct device_attribute *devattr,
 308        char *buf);
 309static ssize_t show_in_max(struct device *dev, struct device_attribute
 310        *devattr, char *buf);
 311static ssize_t store_in_max(struct device *dev, struct device_attribute
 312        *devattr, const char *buf, size_t count);
 313static ssize_t show_in_beep(struct device *dev, struct device_attribute
 314        *devattr, char *buf);
 315static ssize_t store_in_beep(struct device *dev, struct device_attribute
 316        *devattr, const char *buf, size_t count);
 317static ssize_t show_in_alarm(struct device *dev, struct device_attribute
 318        *devattr, char *buf);
 319/* Sysfs Fan */
 320static ssize_t show_fan(struct device *dev, struct device_attribute *devattr,
 321        char *buf);
 322static ssize_t show_fan_full_speed(struct device *dev,
 323        struct device_attribute *devattr, char *buf);
 324static ssize_t store_fan_full_speed(struct device *dev,
 325        struct device_attribute *devattr, const char *buf, size_t count);
 326static ssize_t show_fan_beep(struct device *dev, struct device_attribute
 327        *devattr, char *buf);
 328static ssize_t store_fan_beep(struct device *dev, struct device_attribute
 329        *devattr, const char *buf, size_t count);
 330static ssize_t show_fan_alarm(struct device *dev, struct device_attribute
 331        *devattr, char *buf);
 332/* Sysfs Temp */
 333static ssize_t show_temp(struct device *dev, struct device_attribute
 334        *devattr, char *buf);
 335static ssize_t show_temp_max(struct device *dev, struct device_attribute
 336        *devattr, char *buf);
 337static ssize_t store_temp_max(struct device *dev, struct device_attribute
 338        *devattr, const char *buf, size_t count);
 339static ssize_t show_temp_max_hyst(struct device *dev, struct device_attribute
 340        *devattr, char *buf);
 341static ssize_t store_temp_max_hyst(struct device *dev, struct device_attribute
 342        *devattr, const char *buf, size_t count);
 343static ssize_t show_temp_crit(struct device *dev, struct device_attribute
 344        *devattr, char *buf);
 345static ssize_t store_temp_crit(struct device *dev, struct device_attribute
 346        *devattr, const char *buf, size_t count);
 347static ssize_t show_temp_crit_hyst(struct device *dev, struct device_attribute
 348        *devattr, char *buf);
 349static ssize_t show_temp_type(struct device *dev, struct device_attribute
 350        *devattr, char *buf);
 351static ssize_t show_temp_beep(struct device *dev, struct device_attribute
 352        *devattr, char *buf);
 353static ssize_t store_temp_beep(struct device *dev, struct device_attribute
 354        *devattr, const char *buf, size_t count);
 355static ssize_t show_temp_alarm(struct device *dev, struct device_attribute
 356        *devattr, char *buf);
 357static ssize_t show_temp_fault(struct device *dev, struct device_attribute
 358        *devattr, char *buf);
 359/* PWM and Auto point control */
 360static ssize_t show_pwm(struct device *dev, struct device_attribute *devattr,
 361        char *buf);
 362static ssize_t store_pwm(struct device *dev, struct device_attribute *devattr,
 363        const char *buf, size_t count);
 364static ssize_t show_simple_pwm(struct device *dev,
 365        struct device_attribute *devattr, char *buf);
 366static ssize_t store_simple_pwm(struct device *dev,
 367        struct device_attribute *devattr, const char *buf, size_t count);
 368static ssize_t show_pwm_enable(struct device *dev,
 369        struct device_attribute *devattr, char *buf);
 370static ssize_t store_pwm_enable(struct device *dev,
 371        struct device_attribute *devattr, const char *buf, size_t count);
 372static ssize_t show_pwm_interpolate(struct device *dev,
 373        struct device_attribute *devattr, char *buf);
 374static ssize_t store_pwm_interpolate(struct device *dev,
 375        struct device_attribute *devattr, const char *buf, size_t count);
 376static ssize_t show_pwm_auto_point_channel(struct device *dev,
 377        struct device_attribute *devattr, char *buf);
 378static ssize_t store_pwm_auto_point_channel(struct device *dev,
 379        struct device_attribute *devattr, const char *buf, size_t count);
 380static ssize_t show_pwm_auto_point_temp_hyst(struct device *dev,
 381        struct device_attribute *devattr, char *buf);
 382static ssize_t store_pwm_auto_point_temp_hyst(struct device *dev,
 383        struct device_attribute *devattr, const char *buf, size_t count);
 384static ssize_t show_pwm_auto_point_pwm(struct device *dev,
 385        struct device_attribute *devattr, char *buf);
 386static ssize_t store_pwm_auto_point_pwm(struct device *dev,
 387        struct device_attribute *devattr, const char *buf, size_t count);
 388static ssize_t show_pwm_auto_point_temp(struct device *dev,
 389        struct device_attribute *devattr, char *buf);
 390static ssize_t store_pwm_auto_point_temp(struct device *dev,
 391        struct device_attribute *devattr, const char *buf, size_t count);
 392/* Sysfs misc */
 393static ssize_t name_show(struct device *dev, struct device_attribute *devattr,
 394        char *buf);
 395
 396static int f71882fg_probe(struct platform_device *pdev);
 397static int f71882fg_remove(struct platform_device *pdev);
 398
 399static struct platform_driver f71882fg_driver = {
 400        .driver = {
 401                .name   = DRVNAME,
 402        },
 403        .probe          = f71882fg_probe,
 404        .remove         = f71882fg_remove,
 405};
 406
 407static DEVICE_ATTR_RO(name);
 408
 409/*
 410 * Temp attr for the f71858fg, the f71858fg is special as it has its
 411 * temperature indexes start at 0 (the others start at 1)
 412 */
 413static struct sensor_device_attribute_2 f71858fg_temp_attr[] = {
 414        SENSOR_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, 0, 0),
 415        SENSOR_ATTR_2(temp1_max, S_IRUGO|S_IWUSR, show_temp_max,
 416                store_temp_max, 0, 0),
 417        SENSOR_ATTR_2(temp1_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 418                store_temp_max_hyst, 0, 0),
 419        SENSOR_ATTR_2(temp1_max_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 0),
 420        SENSOR_ATTR_2(temp1_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 421                store_temp_crit, 0, 0),
 422        SENSOR_ATTR_2(temp1_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 423                0, 0),
 424        SENSOR_ATTR_2(temp1_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 4),
 425        SENSOR_ATTR_2(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0, 0),
 426        SENSOR_ATTR_2(temp2_input, S_IRUGO, show_temp, NULL, 0, 1),
 427        SENSOR_ATTR_2(temp2_max, S_IRUGO|S_IWUSR, show_temp_max,
 428                store_temp_max, 0, 1),
 429        SENSOR_ATTR_2(temp2_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 430                store_temp_max_hyst, 0, 1),
 431        SENSOR_ATTR_2(temp2_max_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 1),
 432        SENSOR_ATTR_2(temp2_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 433                store_temp_crit, 0, 1),
 434        SENSOR_ATTR_2(temp2_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 435                0, 1),
 436        SENSOR_ATTR_2(temp2_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 5),
 437        SENSOR_ATTR_2(temp2_fault, S_IRUGO, show_temp_fault, NULL, 0, 1),
 438        SENSOR_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 0, 2),
 439        SENSOR_ATTR_2(temp3_max, S_IRUGO|S_IWUSR, show_temp_max,
 440                store_temp_max, 0, 2),
 441        SENSOR_ATTR_2(temp3_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 442                store_temp_max_hyst, 0, 2),
 443        SENSOR_ATTR_2(temp3_max_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 2),
 444        SENSOR_ATTR_2(temp3_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 445                store_temp_crit, 0, 2),
 446        SENSOR_ATTR_2(temp3_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 447                0, 2),
 448        SENSOR_ATTR_2(temp3_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 6),
 449        SENSOR_ATTR_2(temp3_fault, S_IRUGO, show_temp_fault, NULL, 0, 2),
 450};
 451
 452/* Temp attr for the standard models */
 453static struct sensor_device_attribute_2 fxxxx_temp_attr[3][9] = { {
 454        SENSOR_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, 0, 1),
 455        SENSOR_ATTR_2(temp1_max, S_IRUGO|S_IWUSR, show_temp_max,
 456                store_temp_max, 0, 1),
 457        SENSOR_ATTR_2(temp1_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 458                store_temp_max_hyst, 0, 1),
 459        /*
 460         * Should really be temp1_max_alarm, but older versions did not handle
 461         * the max and crit alarms separately and lm_sensors v2 depends on the
 462         * presence of temp#_alarm files. The same goes for temp2/3 _alarm.
 463         */
 464        SENSOR_ATTR_2(temp1_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 1),
 465        SENSOR_ATTR_2(temp1_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 466                store_temp_crit, 0, 1),
 467        SENSOR_ATTR_2(temp1_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 468                0, 1),
 469        SENSOR_ATTR_2(temp1_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 5),
 470        SENSOR_ATTR_2(temp1_type, S_IRUGO, show_temp_type, NULL, 0, 1),
 471        SENSOR_ATTR_2(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0, 1),
 472}, {
 473        SENSOR_ATTR_2(temp2_input, S_IRUGO, show_temp, NULL, 0, 2),
 474        SENSOR_ATTR_2(temp2_max, S_IRUGO|S_IWUSR, show_temp_max,
 475                store_temp_max, 0, 2),
 476        SENSOR_ATTR_2(temp2_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 477                store_temp_max_hyst, 0, 2),
 478        /* Should be temp2_max_alarm, see temp1_alarm note */
 479        SENSOR_ATTR_2(temp2_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 2),
 480        SENSOR_ATTR_2(temp2_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 481                store_temp_crit, 0, 2),
 482        SENSOR_ATTR_2(temp2_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 483                0, 2),
 484        SENSOR_ATTR_2(temp2_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 6),
 485        SENSOR_ATTR_2(temp2_type, S_IRUGO, show_temp_type, NULL, 0, 2),
 486        SENSOR_ATTR_2(temp2_fault, S_IRUGO, show_temp_fault, NULL, 0, 2),
 487}, {
 488        SENSOR_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 0, 3),
 489        SENSOR_ATTR_2(temp3_max, S_IRUGO|S_IWUSR, show_temp_max,
 490                store_temp_max, 0, 3),
 491        SENSOR_ATTR_2(temp3_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 492                store_temp_max_hyst, 0, 3),
 493        /* Should be temp3_max_alarm, see temp1_alarm note */
 494        SENSOR_ATTR_2(temp3_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 3),
 495        SENSOR_ATTR_2(temp3_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 496                store_temp_crit, 0, 3),
 497        SENSOR_ATTR_2(temp3_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 498                0, 3),
 499        SENSOR_ATTR_2(temp3_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 7),
 500        SENSOR_ATTR_2(temp3_type, S_IRUGO, show_temp_type, NULL, 0, 3),
 501        SENSOR_ATTR_2(temp3_fault, S_IRUGO, show_temp_fault, NULL, 0, 3),
 502} };
 503
 504/* Temp attr for models which can beep on temp alarm */
 505static struct sensor_device_attribute_2 fxxxx_temp_beep_attr[3][2] = { {
 506        SENSOR_ATTR_2(temp1_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 507                store_temp_beep, 0, 1),
 508        SENSOR_ATTR_2(temp1_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 509                store_temp_beep, 0, 5),
 510}, {
 511        SENSOR_ATTR_2(temp2_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 512                store_temp_beep, 0, 2),
 513        SENSOR_ATTR_2(temp2_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 514                store_temp_beep, 0, 6),
 515}, {
 516        SENSOR_ATTR_2(temp3_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 517                store_temp_beep, 0, 3),
 518        SENSOR_ATTR_2(temp3_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 519                store_temp_beep, 0, 7),
 520} };
 521
 522static struct sensor_device_attribute_2 f81866_temp_beep_attr[3][2] = { {
 523        SENSOR_ATTR_2(temp1_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 524                store_temp_beep, 0, 0),
 525        SENSOR_ATTR_2(temp1_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 526                store_temp_beep, 0, 4),
 527}, {
 528        SENSOR_ATTR_2(temp2_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 529                store_temp_beep, 0, 1),
 530        SENSOR_ATTR_2(temp2_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 531                store_temp_beep, 0, 5),
 532}, {
 533        SENSOR_ATTR_2(temp3_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 534                store_temp_beep, 0, 2),
 535        SENSOR_ATTR_2(temp3_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 536                store_temp_beep, 0, 6),
 537} };
 538
 539/*
 540 * Temp attr for the f8000
 541 * Note on the f8000 temp_ovt (crit) is used as max, and temp_high (max)
 542 * is used as hysteresis value to clear alarms
 543 * Also like the f71858fg its temperature indexes start at 0
 544 */
 545static struct sensor_device_attribute_2 f8000_temp_attr[] = {
 546        SENSOR_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, 0, 0),
 547        SENSOR_ATTR_2(temp1_max, S_IRUGO|S_IWUSR, show_temp_crit,
 548                store_temp_crit, 0, 0),
 549        SENSOR_ATTR_2(temp1_max_hyst, S_IRUGO|S_IWUSR, show_temp_max,
 550                store_temp_max, 0, 0),
 551        SENSOR_ATTR_2(temp1_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 4),
 552        SENSOR_ATTR_2(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0, 0),
 553        SENSOR_ATTR_2(temp2_input, S_IRUGO, show_temp, NULL, 0, 1),
 554        SENSOR_ATTR_2(temp2_max, S_IRUGO|S_IWUSR, show_temp_crit,
 555                store_temp_crit, 0, 1),
 556        SENSOR_ATTR_2(temp2_max_hyst, S_IRUGO|S_IWUSR, show_temp_max,
 557                store_temp_max, 0, 1),
 558        SENSOR_ATTR_2(temp2_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 5),
 559        SENSOR_ATTR_2(temp2_fault, S_IRUGO, show_temp_fault, NULL, 0, 1),
 560        SENSOR_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 0, 2),
 561        SENSOR_ATTR_2(temp3_max, S_IRUGO|S_IWUSR, show_temp_crit,
 562                store_temp_crit, 0, 2),
 563        SENSOR_ATTR_2(temp3_max_hyst, S_IRUGO|S_IWUSR, show_temp_max,
 564                store_temp_max, 0, 2),
 565        SENSOR_ATTR_2(temp3_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 6),
 566        SENSOR_ATTR_2(temp3_fault, S_IRUGO, show_temp_fault, NULL, 0, 2),
 567};
 568
 569/* in attr for all models */
 570static struct sensor_device_attribute_2 fxxxx_in_attr[] = {
 571        SENSOR_ATTR_2(in0_input, S_IRUGO, show_in, NULL, 0, 0),
 572        SENSOR_ATTR_2(in1_input, S_IRUGO, show_in, NULL, 0, 1),
 573        SENSOR_ATTR_2(in2_input, S_IRUGO, show_in, NULL, 0, 2),
 574        SENSOR_ATTR_2(in3_input, S_IRUGO, show_in, NULL, 0, 3),
 575        SENSOR_ATTR_2(in4_input, S_IRUGO, show_in, NULL, 0, 4),
 576        SENSOR_ATTR_2(in5_input, S_IRUGO, show_in, NULL, 0, 5),
 577        SENSOR_ATTR_2(in6_input, S_IRUGO, show_in, NULL, 0, 6),
 578        SENSOR_ATTR_2(in7_input, S_IRUGO, show_in, NULL, 0, 7),
 579        SENSOR_ATTR_2(in8_input, S_IRUGO, show_in, NULL, 0, 8),
 580        SENSOR_ATTR_2(in9_input, S_IRUGO, show_in, NULL, 0, 9),
 581        SENSOR_ATTR_2(in10_input, S_IRUGO, show_in, NULL, 0, 10),
 582};
 583
 584/* For models with in1 alarm capability */
 585static struct sensor_device_attribute_2 fxxxx_in1_alarm_attr[] = {
 586        SENSOR_ATTR_2(in1_max, S_IRUGO|S_IWUSR, show_in_max, store_in_max,
 587                0, 1),
 588        SENSOR_ATTR_2(in1_beep, S_IRUGO|S_IWUSR, show_in_beep, store_in_beep,
 589                0, 1),
 590        SENSOR_ATTR_2(in1_alarm, S_IRUGO, show_in_alarm, NULL, 0, 1),
 591};
 592
 593/* Fan / PWM attr common to all models */
 594static struct sensor_device_attribute_2 fxxxx_fan_attr[4][6] = { {
 595        SENSOR_ATTR_2(fan1_input, S_IRUGO, show_fan, NULL, 0, 0),
 596        SENSOR_ATTR_2(fan1_full_speed, S_IRUGO|S_IWUSR,
 597                      show_fan_full_speed,
 598                      store_fan_full_speed, 0, 0),
 599        SENSOR_ATTR_2(fan1_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 0),
 600        SENSOR_ATTR_2(pwm1, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 0),
 601        SENSOR_ATTR_2(pwm1_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
 602                      store_pwm_enable, 0, 0),
 603        SENSOR_ATTR_2(pwm1_interpolate, S_IRUGO|S_IWUSR,
 604                      show_pwm_interpolate, store_pwm_interpolate, 0, 0),
 605}, {
 606        SENSOR_ATTR_2(fan2_input, S_IRUGO, show_fan, NULL, 0, 1),
 607        SENSOR_ATTR_2(fan2_full_speed, S_IRUGO|S_IWUSR,
 608                      show_fan_full_speed,
 609                      store_fan_full_speed, 0, 1),
 610        SENSOR_ATTR_2(fan2_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 1),
 611        SENSOR_ATTR_2(pwm2, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 1),
 612        SENSOR_ATTR_2(pwm2_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
 613                      store_pwm_enable, 0, 1),
 614        SENSOR_ATTR_2(pwm2_interpolate, S_IRUGO|S_IWUSR,
 615                      show_pwm_interpolate, store_pwm_interpolate, 0, 1),
 616}, {
 617        SENSOR_ATTR_2(fan3_input, S_IRUGO, show_fan, NULL, 0, 2),
 618        SENSOR_ATTR_2(fan3_full_speed, S_IRUGO|S_IWUSR,
 619                      show_fan_full_speed,
 620                      store_fan_full_speed, 0, 2),
 621        SENSOR_ATTR_2(fan3_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 2),
 622        SENSOR_ATTR_2(pwm3, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 2),
 623        SENSOR_ATTR_2(pwm3_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
 624                      store_pwm_enable, 0, 2),
 625        SENSOR_ATTR_2(pwm3_interpolate, S_IRUGO|S_IWUSR,
 626                      show_pwm_interpolate, store_pwm_interpolate, 0, 2),
 627}, {
 628        SENSOR_ATTR_2(fan4_input, S_IRUGO, show_fan, NULL, 0, 3),
 629        SENSOR_ATTR_2(fan4_full_speed, S_IRUGO|S_IWUSR,
 630                      show_fan_full_speed,
 631                      store_fan_full_speed, 0, 3),
 632        SENSOR_ATTR_2(fan4_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 3),
 633        SENSOR_ATTR_2(pwm4, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 3),
 634        SENSOR_ATTR_2(pwm4_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
 635                      store_pwm_enable, 0, 3),
 636        SENSOR_ATTR_2(pwm4_interpolate, S_IRUGO|S_IWUSR,
 637                      show_pwm_interpolate, store_pwm_interpolate, 0, 3),
 638} };
 639
 640/* Attr for the third fan of the f71808a, which only has manual pwm */
 641static struct sensor_device_attribute_2 f71808a_fan3_attr[] = {
 642        SENSOR_ATTR_2(fan3_input, S_IRUGO, show_fan, NULL, 0, 2),
 643        SENSOR_ATTR_2(fan3_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 2),
 644        SENSOR_ATTR_2(pwm3, S_IRUGO|S_IWUSR,
 645                      show_simple_pwm, store_simple_pwm, 0, 2),
 646};
 647
 648/* Attr for models which can beep on Fan alarm */
 649static struct sensor_device_attribute_2 fxxxx_fan_beep_attr[] = {
 650        SENSOR_ATTR_2(fan1_beep, S_IRUGO|S_IWUSR, show_fan_beep,
 651                store_fan_beep, 0, 0),
 652        SENSOR_ATTR_2(fan2_beep, S_IRUGO|S_IWUSR, show_fan_beep,
 653                store_fan_beep, 0, 1),
 654        SENSOR_ATTR_2(fan3_beep, S_IRUGO|S_IWUSR, show_fan_beep,
 655                store_fan_beep, 0, 2),
 656        SENSOR_ATTR_2(fan4_beep, S_IRUGO|S_IWUSR, show_fan_beep,
 657                store_fan_beep, 0, 3),
 658};
 659
 660/*
 661 * PWM attr for the f71862fg, fewer pwms and fewer zones per pwm than the
 662 * standard models
 663 */
 664static struct sensor_device_attribute_2 f71862fg_auto_pwm_attr[3][7] = { {
 665        SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
 666                      show_pwm_auto_point_channel,
 667                      store_pwm_auto_point_channel, 0, 0),
 668        SENSOR_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO|S_IWUSR,
 669                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 670                      1, 0),
 671        SENSOR_ATTR_2(pwm1_auto_point2_pwm, S_IRUGO|S_IWUSR,
 672                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 673                      4, 0),
 674        SENSOR_ATTR_2(pwm1_auto_point1_temp, S_IRUGO|S_IWUSR,
 675                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 676                      0, 0),
 677        SENSOR_ATTR_2(pwm1_auto_point2_temp, S_IRUGO|S_IWUSR,
 678                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 679                      3, 0),
 680        SENSOR_ATTR_2(pwm1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 681                      show_pwm_auto_point_temp_hyst,
 682                      store_pwm_auto_point_temp_hyst,
 683                      0, 0),
 684        SENSOR_ATTR_2(pwm1_auto_point2_temp_hyst, S_IRUGO,
 685                      show_pwm_auto_point_temp_hyst, NULL, 3, 0),
 686}, {
 687        SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
 688                      show_pwm_auto_point_channel,
 689                      store_pwm_auto_point_channel, 0, 1),
 690        SENSOR_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO|S_IWUSR,
 691                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 692                      1, 1),
 693        SENSOR_ATTR_2(pwm2_auto_point2_pwm, S_IRUGO|S_IWUSR,
 694                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 695                      4, 1),
 696        SENSOR_ATTR_2(pwm2_auto_point1_temp, S_IRUGO|S_IWUSR,
 697                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 698                      0, 1),
 699        SENSOR_ATTR_2(pwm2_auto_point2_temp, S_IRUGO|S_IWUSR,
 700                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 701                      3, 1),
 702        SENSOR_ATTR_2(pwm2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 703                      show_pwm_auto_point_temp_hyst,
 704                      store_pwm_auto_point_temp_hyst,
 705                      0, 1),
 706        SENSOR_ATTR_2(pwm2_auto_point2_temp_hyst, S_IRUGO,
 707                      show_pwm_auto_point_temp_hyst, NULL, 3, 1),
 708}, {
 709        SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
 710                      show_pwm_auto_point_channel,
 711                      store_pwm_auto_point_channel, 0, 2),
 712        SENSOR_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO|S_IWUSR,
 713                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 714                      1, 2),
 715        SENSOR_ATTR_2(pwm3_auto_point2_pwm, S_IRUGO|S_IWUSR,
 716                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 717                      4, 2),
 718        SENSOR_ATTR_2(pwm3_auto_point1_temp, S_IRUGO|S_IWUSR,
 719                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 720                      0, 2),
 721        SENSOR_ATTR_2(pwm3_auto_point2_temp, S_IRUGO|S_IWUSR,
 722                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 723                      3, 2),
 724        SENSOR_ATTR_2(pwm3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 725                      show_pwm_auto_point_temp_hyst,
 726                      store_pwm_auto_point_temp_hyst,
 727                      0, 2),
 728        SENSOR_ATTR_2(pwm3_auto_point2_temp_hyst, S_IRUGO,
 729                      show_pwm_auto_point_temp_hyst, NULL, 3, 2),
 730} };
 731
 732/*
 733 * PWM attr for the f71808e/f71869, almost identical to the f71862fg, but the
 734 * pwm setting when the temperature is above the pwmX_auto_point1_temp can be
 735 * programmed instead of being hardcoded to 0xff
 736 */
 737static struct sensor_device_attribute_2 f71869_auto_pwm_attr[3][8] = { {
 738        SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
 739                      show_pwm_auto_point_channel,
 740                      store_pwm_auto_point_channel, 0, 0),
 741        SENSOR_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO|S_IWUSR,
 742                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 743                      0, 0),
 744        SENSOR_ATTR_2(pwm1_auto_point2_pwm, S_IRUGO|S_IWUSR,
 745                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 746                      1, 0),
 747        SENSOR_ATTR_2(pwm1_auto_point3_pwm, S_IRUGO|S_IWUSR,
 748                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 749                      4, 0),
 750        SENSOR_ATTR_2(pwm1_auto_point1_temp, S_IRUGO|S_IWUSR,
 751                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 752                      0, 0),
 753        SENSOR_ATTR_2(pwm1_auto_point2_temp, S_IRUGO|S_IWUSR,
 754                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 755                      3, 0),
 756        SENSOR_ATTR_2(pwm1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 757                      show_pwm_auto_point_temp_hyst,
 758                      store_pwm_auto_point_temp_hyst,
 759                      0, 0),
 760        SENSOR_ATTR_2(pwm1_auto_point2_temp_hyst, S_IRUGO,
 761                      show_pwm_auto_point_temp_hyst, NULL, 3, 0),
 762}, {
 763        SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
 764                      show_pwm_auto_point_channel,
 765                      store_pwm_auto_point_channel, 0, 1),
 766        SENSOR_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO|S_IWUSR,
 767                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 768                      0, 1),
 769        SENSOR_ATTR_2(pwm2_auto_point2_pwm, S_IRUGO|S_IWUSR,
 770                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 771                      1, 1),
 772        SENSOR_ATTR_2(pwm2_auto_point3_pwm, S_IRUGO|S_IWUSR,
 773                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 774                      4, 1),
 775        SENSOR_ATTR_2(pwm2_auto_point1_temp, S_IRUGO|S_IWUSR,
 776                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 777                      0, 1),
 778        SENSOR_ATTR_2(pwm2_auto_point2_temp, S_IRUGO|S_IWUSR,
 779                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 780                      3, 1),
 781        SENSOR_ATTR_2(pwm2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 782                      show_pwm_auto_point_temp_hyst,
 783                      store_pwm_auto_point_temp_hyst,
 784                      0, 1),
 785        SENSOR_ATTR_2(pwm2_auto_point2_temp_hyst, S_IRUGO,
 786                      show_pwm_auto_point_temp_hyst, NULL, 3, 1),
 787}, {
 788        SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
 789                      show_pwm_auto_point_channel,
 790                      store_pwm_auto_point_channel, 0, 2),
 791        SENSOR_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO|S_IWUSR,
 792                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 793                      0, 2),
 794        SENSOR_ATTR_2(pwm3_auto_point2_pwm, S_IRUGO|S_IWUSR,
 795                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 796                      1, 2),
 797        SENSOR_ATTR_2(pwm3_auto_point3_pwm, S_IRUGO|S_IWUSR,
 798                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 799                      4, 2),
 800        SENSOR_ATTR_2(pwm3_auto_point1_temp, S_IRUGO|S_IWUSR,
 801                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 802                      0, 2),
 803        SENSOR_ATTR_2(pwm3_auto_point2_temp, S_IRUGO|S_IWUSR,
 804                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 805                      3, 2),
 806        SENSOR_ATTR_2(pwm3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 807                      show_pwm_auto_point_temp_hyst,
 808                      store_pwm_auto_point_temp_hyst,
 809                      0, 2),
 810        SENSOR_ATTR_2(pwm3_auto_point2_temp_hyst, S_IRUGO,
 811                      show_pwm_auto_point_temp_hyst, NULL, 3, 2),
 812} };
 813
 814/* PWM attr for the standard models */
 815static struct sensor_device_attribute_2 fxxxx_auto_pwm_attr[4][14] = { {
 816        SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
 817                      show_pwm_auto_point_channel,
 818                      store_pwm_auto_point_channel, 0, 0),
 819        SENSOR_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO|S_IWUSR,
 820                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 821                      0, 0),
 822        SENSOR_ATTR_2(pwm1_auto_point2_pwm, S_IRUGO|S_IWUSR,
 823                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 824                      1, 0),
 825        SENSOR_ATTR_2(pwm1_auto_point3_pwm, S_IRUGO|S_IWUSR,
 826                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 827                      2, 0),
 828        SENSOR_ATTR_2(pwm1_auto_point4_pwm, S_IRUGO|S_IWUSR,
 829                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 830                      3, 0),
 831        SENSOR_ATTR_2(pwm1_auto_point5_pwm, S_IRUGO|S_IWUSR,
 832                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 833                      4, 0),
 834        SENSOR_ATTR_2(pwm1_auto_point1_temp, S_IRUGO|S_IWUSR,
 835                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 836                      0, 0),
 837        SENSOR_ATTR_2(pwm1_auto_point2_temp, S_IRUGO|S_IWUSR,
 838                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 839                      1, 0),
 840        SENSOR_ATTR_2(pwm1_auto_point3_temp, S_IRUGO|S_IWUSR,
 841                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 842                      2, 0),
 843        SENSOR_ATTR_2(pwm1_auto_point4_temp, S_IRUGO|S_IWUSR,
 844                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 845                      3, 0),
 846        SENSOR_ATTR_2(pwm1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 847                      show_pwm_auto_point_temp_hyst,
 848                      store_pwm_auto_point_temp_hyst,
 849                      0, 0),
 850        SENSOR_ATTR_2(pwm1_auto_point2_temp_hyst, S_IRUGO,
 851                      show_pwm_auto_point_temp_hyst, NULL, 1, 0),
 852        SENSOR_ATTR_2(pwm1_auto_point3_temp_hyst, S_IRUGO,
 853                      show_pwm_auto_point_temp_hyst, NULL, 2, 0),
 854        SENSOR_ATTR_2(pwm1_auto_point4_temp_hyst, S_IRUGO,
 855                      show_pwm_auto_point_temp_hyst, NULL, 3, 0),
 856}, {
 857        SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
 858                      show_pwm_auto_point_channel,
 859                      store_pwm_auto_point_channel, 0, 1),
 860        SENSOR_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO|S_IWUSR,
 861                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 862                      0, 1),
 863        SENSOR_ATTR_2(pwm2_auto_point2_pwm, S_IRUGO|S_IWUSR,
 864                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 865                      1, 1),
 866        SENSOR_ATTR_2(pwm2_auto_point3_pwm, S_IRUGO|S_IWUSR,
 867                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 868                      2, 1),
 869        SENSOR_ATTR_2(pwm2_auto_point4_pwm, S_IRUGO|S_IWUSR,
 870                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 871                      3, 1),
 872        SENSOR_ATTR_2(pwm2_auto_point5_pwm, S_IRUGO|S_IWUSR,
 873                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 874                      4, 1),
 875        SENSOR_ATTR_2(pwm2_auto_point1_temp, S_IRUGO|S_IWUSR,
 876                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 877                      0, 1),
 878        SENSOR_ATTR_2(pwm2_auto_point2_temp, S_IRUGO|S_IWUSR,
 879                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 880                      1, 1),
 881        SENSOR_ATTR_2(pwm2_auto_point3_temp, S_IRUGO|S_IWUSR,
 882                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 883                      2, 1),
 884        SENSOR_ATTR_2(pwm2_auto_point4_temp, S_IRUGO|S_IWUSR,
 885                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 886                      3, 1),
 887        SENSOR_ATTR_2(pwm2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 888                      show_pwm_auto_point_temp_hyst,
 889                      store_pwm_auto_point_temp_hyst,
 890                      0, 1),
 891        SENSOR_ATTR_2(pwm2_auto_point2_temp_hyst, S_IRUGO,
 892                      show_pwm_auto_point_temp_hyst, NULL, 1, 1),
 893        SENSOR_ATTR_2(pwm2_auto_point3_temp_hyst, S_IRUGO,
 894                      show_pwm_auto_point_temp_hyst, NULL, 2, 1),
 895        SENSOR_ATTR_2(pwm2_auto_point4_temp_hyst, S_IRUGO,
 896                      show_pwm_auto_point_temp_hyst, NULL, 3, 1),
 897}, {
 898        SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
 899                      show_pwm_auto_point_channel,
 900                      store_pwm_auto_point_channel, 0, 2),
 901        SENSOR_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO|S_IWUSR,
 902                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 903                      0, 2),
 904        SENSOR_ATTR_2(pwm3_auto_point2_pwm, S_IRUGO|S_IWUSR,
 905                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 906                      1, 2),
 907        SENSOR_ATTR_2(pwm3_auto_point3_pwm, S_IRUGO|S_IWUSR,
 908                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 909                      2, 2),
 910        SENSOR_ATTR_2(pwm3_auto_point4_pwm, S_IRUGO|S_IWUSR,
 911                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 912                      3, 2),
 913        SENSOR_ATTR_2(pwm3_auto_point5_pwm, S_IRUGO|S_IWUSR,
 914                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 915                      4, 2),
 916        SENSOR_ATTR_2(pwm3_auto_point1_temp, S_IRUGO|S_IWUSR,
 917                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 918                      0, 2),
 919        SENSOR_ATTR_2(pwm3_auto_point2_temp, S_IRUGO|S_IWUSR,
 920                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 921                      1, 2),
 922        SENSOR_ATTR_2(pwm3_auto_point3_temp, S_IRUGO|S_IWUSR,
 923                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 924                      2, 2),
 925        SENSOR_ATTR_2(pwm3_auto_point4_temp, S_IRUGO|S_IWUSR,
 926                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 927                      3, 2),
 928        SENSOR_ATTR_2(pwm3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 929                      show_pwm_auto_point_temp_hyst,
 930                      store_pwm_auto_point_temp_hyst,
 931                      0, 2),
 932        SENSOR_ATTR_2(pwm3_auto_point2_temp_hyst, S_IRUGO,
 933                      show_pwm_auto_point_temp_hyst, NULL, 1, 2),
 934        SENSOR_ATTR_2(pwm3_auto_point3_temp_hyst, S_IRUGO,
 935                      show_pwm_auto_point_temp_hyst, NULL, 2, 2),
 936        SENSOR_ATTR_2(pwm3_auto_point4_temp_hyst, S_IRUGO,
 937                      show_pwm_auto_point_temp_hyst, NULL, 3, 2),
 938}, {
 939        SENSOR_ATTR_2(pwm4_auto_channels_temp, S_IRUGO|S_IWUSR,
 940                      show_pwm_auto_point_channel,
 941                      store_pwm_auto_point_channel, 0, 3),
 942        SENSOR_ATTR_2(pwm4_auto_point1_pwm, S_IRUGO|S_IWUSR,
 943                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 944                      0, 3),
 945        SENSOR_ATTR_2(pwm4_auto_point2_pwm, S_IRUGO|S_IWUSR,
 946                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 947                      1, 3),
 948        SENSOR_ATTR_2(pwm4_auto_point3_pwm, S_IRUGO|S_IWUSR,
 949                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 950                      2, 3),
 951        SENSOR_ATTR_2(pwm4_auto_point4_pwm, S_IRUGO|S_IWUSR,
 952                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 953                      3, 3),
 954        SENSOR_ATTR_2(pwm4_auto_point5_pwm, S_IRUGO|S_IWUSR,
 955                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 956                      4, 3),
 957        SENSOR_ATTR_2(pwm4_auto_point1_temp, S_IRUGO|S_IWUSR,
 958                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 959                      0, 3),
 960        SENSOR_ATTR_2(pwm4_auto_point2_temp, S_IRUGO|S_IWUSR,
 961                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 962                      1, 3),
 963        SENSOR_ATTR_2(pwm4_auto_point3_temp, S_IRUGO|S_IWUSR,
 964                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 965                      2, 3),
 966        SENSOR_ATTR_2(pwm4_auto_point4_temp, S_IRUGO|S_IWUSR,
 967                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 968                      3, 3),
 969        SENSOR_ATTR_2(pwm4_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 970                      show_pwm_auto_point_temp_hyst,
 971                      store_pwm_auto_point_temp_hyst,
 972                      0, 3),
 973        SENSOR_ATTR_2(pwm4_auto_point2_temp_hyst, S_IRUGO,
 974                      show_pwm_auto_point_temp_hyst, NULL, 1, 3),
 975        SENSOR_ATTR_2(pwm4_auto_point3_temp_hyst, S_IRUGO,
 976                      show_pwm_auto_point_temp_hyst, NULL, 2, 3),
 977        SENSOR_ATTR_2(pwm4_auto_point4_temp_hyst, S_IRUGO,
 978                      show_pwm_auto_point_temp_hyst, NULL, 3, 3),
 979} };
 980
 981/* Fan attr specific to the f8000 (4th fan input can only measure speed) */
 982static struct sensor_device_attribute_2 f8000_fan_attr[] = {
 983        SENSOR_ATTR_2(fan4_input, S_IRUGO, show_fan, NULL, 0, 3),
 984};
 985
 986/*
 987 * PWM attr for the f8000, zones mapped to temp instead of to pwm!
 988 * Also the register block at offset A0 maps to TEMP1 (so our temp2, as the
 989 * F8000 starts counting temps at 0), B0 maps the TEMP2 and C0 maps to TEMP0
 990 */
 991static struct sensor_device_attribute_2 f8000_auto_pwm_attr[3][14] = { {
 992        SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
 993                      show_pwm_auto_point_channel,
 994                      store_pwm_auto_point_channel, 0, 0),
 995        SENSOR_ATTR_2(temp1_auto_point1_pwm, S_IRUGO|S_IWUSR,
 996                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 997                      0, 2),
 998        SENSOR_ATTR_2(temp1_auto_point2_pwm, S_IRUGO|S_IWUSR,
 999                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1000                      1, 2),
1001        SENSOR_ATTR_2(temp1_auto_point3_pwm, S_IRUGO|S_IWUSR,
1002                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1003                      2, 2),
1004        SENSOR_ATTR_2(temp1_auto_point4_pwm, S_IRUGO|S_IWUSR,
1005                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1006                      3, 2),
1007        SENSOR_ATTR_2(temp1_auto_point5_pwm, S_IRUGO|S_IWUSR,
1008                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1009                      4, 2),
1010        SENSOR_ATTR_2(temp1_auto_point1_temp, S_IRUGO|S_IWUSR,
1011                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1012                      0, 2),
1013        SENSOR_ATTR_2(temp1_auto_point2_temp, S_IRUGO|S_IWUSR,
1014                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1015                      1, 2),
1016        SENSOR_ATTR_2(temp1_auto_point3_temp, S_IRUGO|S_IWUSR,
1017                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1018                      2, 2),
1019        SENSOR_ATTR_2(temp1_auto_point4_temp, S_IRUGO|S_IWUSR,
1020                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1021                      3, 2),
1022        SENSOR_ATTR_2(temp1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
1023                      show_pwm_auto_point_temp_hyst,
1024                      store_pwm_auto_point_temp_hyst,
1025                      0, 2),
1026        SENSOR_ATTR_2(temp1_auto_point2_temp_hyst, S_IRUGO,
1027                      show_pwm_auto_point_temp_hyst, NULL, 1, 2),
1028        SENSOR_ATTR_2(temp1_auto_point3_temp_hyst, S_IRUGO,
1029                      show_pwm_auto_point_temp_hyst, NULL, 2, 2),
1030        SENSOR_ATTR_2(temp1_auto_point4_temp_hyst, S_IRUGO,
1031                      show_pwm_auto_point_temp_hyst, NULL, 3, 2),
1032}, {
1033        SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
1034                      show_pwm_auto_point_channel,
1035                      store_pwm_auto_point_channel, 0, 1),
1036        SENSOR_ATTR_2(temp2_auto_point1_pwm, S_IRUGO|S_IWUSR,
1037                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1038                      0, 0),
1039        SENSOR_ATTR_2(temp2_auto_point2_pwm, S_IRUGO|S_IWUSR,
1040                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1041                      1, 0),
1042        SENSOR_ATTR_2(temp2_auto_point3_pwm, S_IRUGO|S_IWUSR,
1043                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1044                      2, 0),
1045        SENSOR_ATTR_2(temp2_auto_point4_pwm, S_IRUGO|S_IWUSR,
1046                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1047                      3, 0),
1048        SENSOR_ATTR_2(temp2_auto_point5_pwm, S_IRUGO|S_IWUSR,
1049                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1050                      4, 0),
1051        SENSOR_ATTR_2(temp2_auto_point1_temp, S_IRUGO|S_IWUSR,
1052                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1053                      0, 0),
1054        SENSOR_ATTR_2(temp2_auto_point2_temp, S_IRUGO|S_IWUSR,
1055                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1056                      1, 0),
1057        SENSOR_ATTR_2(temp2_auto_point3_temp, S_IRUGO|S_IWUSR,
1058                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1059                      2, 0),
1060        SENSOR_ATTR_2(temp2_auto_point4_temp, S_IRUGO|S_IWUSR,
1061                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1062                      3, 0),
1063        SENSOR_ATTR_2(temp2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
1064                      show_pwm_auto_point_temp_hyst,
1065                      store_pwm_auto_point_temp_hyst,
1066                      0, 0),
1067        SENSOR_ATTR_2(temp2_auto_point2_temp_hyst, S_IRUGO,
1068                      show_pwm_auto_point_temp_hyst, NULL, 1, 0),
1069        SENSOR_ATTR_2(temp2_auto_point3_temp_hyst, S_IRUGO,
1070                      show_pwm_auto_point_temp_hyst, NULL, 2, 0),
1071        SENSOR_ATTR_2(temp2_auto_point4_temp_hyst, S_IRUGO,
1072                      show_pwm_auto_point_temp_hyst, NULL, 3, 0),
1073}, {
1074        SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
1075                      show_pwm_auto_point_channel,
1076                      store_pwm_auto_point_channel, 0, 2),
1077        SENSOR_ATTR_2(temp3_auto_point1_pwm, S_IRUGO|S_IWUSR,
1078                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1079                      0, 1),
1080        SENSOR_ATTR_2(temp3_auto_point2_pwm, S_IRUGO|S_IWUSR,
1081                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1082                      1, 1),
1083        SENSOR_ATTR_2(temp3_auto_point3_pwm, S_IRUGO|S_IWUSR,
1084                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1085                      2, 1),
1086        SENSOR_ATTR_2(temp3_auto_point4_pwm, S_IRUGO|S_IWUSR,
1087                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1088                      3, 1),
1089        SENSOR_ATTR_2(temp3_auto_point5_pwm, S_IRUGO|S_IWUSR,
1090                      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1091                      4, 1),
1092        SENSOR_ATTR_2(temp3_auto_point1_temp, S_IRUGO|S_IWUSR,
1093                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1094                      0, 1),
1095        SENSOR_ATTR_2(temp3_auto_point2_temp, S_IRUGO|S_IWUSR,
1096                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1097                      1, 1),
1098        SENSOR_ATTR_2(temp3_auto_point3_temp, S_IRUGO|S_IWUSR,
1099                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1100                      2, 1),
1101        SENSOR_ATTR_2(temp3_auto_point4_temp, S_IRUGO|S_IWUSR,
1102                      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1103                      3, 1),
1104        SENSOR_ATTR_2(temp3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
1105                      show_pwm_auto_point_temp_hyst,
1106                      store_pwm_auto_point_temp_hyst,
1107                      0, 1),
1108        SENSOR_ATTR_2(temp3_auto_point2_temp_hyst, S_IRUGO,
1109                      show_pwm_auto_point_temp_hyst, NULL, 1, 1),
1110        SENSOR_ATTR_2(temp3_auto_point3_temp_hyst, S_IRUGO,
1111                      show_pwm_auto_point_temp_hyst, NULL, 2, 1),
1112        SENSOR_ATTR_2(temp3_auto_point4_temp_hyst, S_IRUGO,
1113                      show_pwm_auto_point_temp_hyst, NULL, 3, 1),
1114} };
1115
1116/* Super I/O functions */
1117static inline int superio_inb(int base, int reg)
1118{
1119        outb(reg, base);
1120        return inb(base + 1);
1121}
1122
1123static int superio_inw(int base, int reg)
1124{
1125        int val;
1126        val  = superio_inb(base, reg) << 8;
1127        val |= superio_inb(base, reg + 1);
1128        return val;
1129}
1130
1131static inline int superio_enter(int base)
1132{
1133        /* Don't step on other drivers' I/O space by accident */
1134        if (!request_muxed_region(base, 2, DRVNAME)) {
1135                pr_err("I/O address 0x%04x already in use\n", base);
1136                return -EBUSY;
1137        }
1138
1139        /* according to the datasheet the key must be send twice! */
1140        outb(SIO_UNLOCK_KEY, base);
1141        outb(SIO_UNLOCK_KEY, base);
1142
1143        return 0;
1144}
1145
1146static inline void superio_select(int base, int ld)
1147{
1148        outb(SIO_REG_LDSEL, base);
1149        outb(ld, base + 1);
1150}
1151
1152static inline void superio_exit(int base)
1153{
1154        outb(SIO_LOCK_KEY, base);
1155        release_region(base, 2);
1156}
1157
1158static inline int fan_from_reg(u16 reg)
1159{
1160        return reg ? (1500000 / reg) : 0;
1161}
1162
1163static inline u16 fan_to_reg(int fan)
1164{
1165        return fan ? (1500000 / fan) : 0;
1166}
1167
1168static u8 f71882fg_read8(struct f71882fg_data *data, u8 reg)
1169{
1170        u8 val;
1171
1172        outb(reg, data->addr + ADDR_REG_OFFSET);
1173        val = inb(data->addr + DATA_REG_OFFSET);
1174
1175        return val;
1176}
1177
1178static u16 f71882fg_read16(struct f71882fg_data *data, u8 reg)
1179{
1180        u16 val;
1181
1182        val  = f71882fg_read8(data, reg) << 8;
1183        val |= f71882fg_read8(data, reg + 1);
1184
1185        return val;
1186}
1187
1188static void f71882fg_write8(struct f71882fg_data *data, u8 reg, u8 val)
1189{
1190        outb(reg, data->addr + ADDR_REG_OFFSET);
1191        outb(val, data->addr + DATA_REG_OFFSET);
1192}
1193
1194static void f71882fg_write16(struct f71882fg_data *data, u8 reg, u16 val)
1195{
1196        f71882fg_write8(data, reg,     val >> 8);
1197        f71882fg_write8(data, reg + 1, val & 0xff);
1198}
1199
1200static u16 f71882fg_read_temp(struct f71882fg_data *data, int nr)
1201{
1202        if (data->type == f71858fg)
1203                return f71882fg_read16(data, F71882FG_REG_TEMP(nr));
1204        else
1205                return f71882fg_read8(data, F71882FG_REG_TEMP(nr));
1206}
1207
1208static struct f71882fg_data *f71882fg_update_device(struct device *dev)
1209{
1210        struct f71882fg_data *data = dev_get_drvdata(dev);
1211        int nr_fans = f71882fg_nr_fans[data->type];
1212        int nr_temps = f71882fg_nr_temps[data->type];
1213        int nr, reg, point;
1214
1215        mutex_lock(&data->update_lock);
1216
1217        /* Update once every 60 seconds */
1218        if (time_after(jiffies, data->last_limits + 60 * HZ) ||
1219                        !data->valid) {
1220                if (f71882fg_has_in1_alarm[data->type]) {
1221                        if (data->type == f81866a) {
1222                                data->in1_max =
1223                                        f71882fg_read8(data,
1224                                                       F81866_REG_IN1_HIGH);
1225                                data->in_beep =
1226                                        f71882fg_read8(data,
1227                                                       F81866_REG_IN_BEEP);
1228                        } else {
1229                                data->in1_max =
1230                                        f71882fg_read8(data,
1231                                                       F71882FG_REG_IN1_HIGH);
1232                                data->in_beep =
1233                                        f71882fg_read8(data,
1234                                                       F71882FG_REG_IN_BEEP);
1235                        }
1236                }
1237
1238                /* Get High & boundary temps*/
1239                for (nr = data->temp_start; nr < nr_temps + data->temp_start;
1240                                                                        nr++) {
1241                        data->temp_ovt[nr] = f71882fg_read8(data,
1242                                                F71882FG_REG_TEMP_OVT(nr));
1243                        data->temp_high[nr] = f71882fg_read8(data,
1244                                                F71882FG_REG_TEMP_HIGH(nr));
1245                }
1246
1247                if (data->type != f8000) {
1248                        data->temp_hyst[0] = f71882fg_read8(data,
1249                                                F71882FG_REG_TEMP_HYST(0));
1250                        data->temp_hyst[1] = f71882fg_read8(data,
1251                                                F71882FG_REG_TEMP_HYST(1));
1252                }
1253                /* All but the f71858fg / f8000 have this register */
1254                if ((data->type != f71858fg) && (data->type != f8000)) {
1255                        reg  = f71882fg_read8(data, F71882FG_REG_TEMP_TYPE);
1256                        data->temp_type[1] = (reg & 0x02) ? 2 : 4;
1257                        data->temp_type[2] = (reg & 0x04) ? 2 : 4;
1258                        data->temp_type[3] = (reg & 0x08) ? 2 : 4;
1259                }
1260
1261                if (f71882fg_fan_has_beep[data->type])
1262                        data->fan_beep = f71882fg_read8(data,
1263                                                F71882FG_REG_FAN_BEEP);
1264
1265                if (f71882fg_temp_has_beep[data->type])
1266                        data->temp_beep = f71882fg_read8(data,
1267                                                F71882FG_REG_TEMP_BEEP);
1268
1269                data->pwm_enable = f71882fg_read8(data,
1270                                                  F71882FG_REG_PWM_ENABLE);
1271                data->pwm_auto_point_hyst[0] =
1272                        f71882fg_read8(data, F71882FG_REG_FAN_HYST(0));
1273                data->pwm_auto_point_hyst[1] =
1274                        f71882fg_read8(data, F71882FG_REG_FAN_HYST(1));
1275
1276                for (nr = 0; nr < nr_fans; nr++) {
1277                        data->pwm_auto_point_mapping[nr] =
1278                            f71882fg_read8(data,
1279                                           F71882FG_REG_POINT_MAPPING(nr));
1280
1281                        switch (data->type) {
1282                        default:
1283                                for (point = 0; point < 5; point++) {
1284                                        data->pwm_auto_point_pwm[nr][point] =
1285                                                f71882fg_read8(data,
1286                                                        F71882FG_REG_POINT_PWM
1287                                                        (nr, point));
1288                                }
1289                                for (point = 0; point < 4; point++) {
1290                                        data->pwm_auto_point_temp[nr][point] =
1291                                                f71882fg_read8(data,
1292                                                        F71882FG_REG_POINT_TEMP
1293                                                        (nr, point));
1294                                }
1295                                break;
1296                        case f71808e:
1297                        case f71869:
1298                                data->pwm_auto_point_pwm[nr][0] =
1299                                        f71882fg_read8(data,
1300                                                F71882FG_REG_POINT_PWM(nr, 0));
1301                                /* Fall through */
1302                        case f71862fg:
1303                                data->pwm_auto_point_pwm[nr][1] =
1304                                        f71882fg_read8(data,
1305                                                F71882FG_REG_POINT_PWM
1306                                                (nr, 1));
1307                                data->pwm_auto_point_pwm[nr][4] =
1308                                        f71882fg_read8(data,
1309                                                F71882FG_REG_POINT_PWM
1310                                                (nr, 4));
1311                                data->pwm_auto_point_temp[nr][0] =
1312                                        f71882fg_read8(data,
1313                                                F71882FG_REG_POINT_TEMP
1314                                                (nr, 0));
1315                                data->pwm_auto_point_temp[nr][3] =
1316                                        f71882fg_read8(data,
1317                                                F71882FG_REG_POINT_TEMP
1318                                                (nr, 3));
1319                                break;
1320                        }
1321                }
1322                data->last_limits = jiffies;
1323        }
1324
1325        /* Update every second */
1326        if (time_after(jiffies, data->last_updated + HZ) || !data->valid) {
1327                data->temp_status = f71882fg_read8(data,
1328                                                F71882FG_REG_TEMP_STATUS);
1329                data->temp_diode_open = f71882fg_read8(data,
1330                                                F71882FG_REG_TEMP_DIODE_OPEN);
1331                for (nr = data->temp_start; nr < nr_temps + data->temp_start;
1332                                                                        nr++)
1333                        data->temp[nr] = f71882fg_read_temp(data, nr);
1334
1335                data->fan_status = f71882fg_read8(data,
1336                                                F71882FG_REG_FAN_STATUS);
1337                for (nr = 0; nr < nr_fans; nr++) {
1338                        data->fan[nr] = f71882fg_read16(data,
1339                                                F71882FG_REG_FAN(nr));
1340                        data->fan_target[nr] =
1341                            f71882fg_read16(data, F71882FG_REG_FAN_TARGET(nr));
1342                        data->fan_full_speed[nr] =
1343                            f71882fg_read16(data,
1344                                            F71882FG_REG_FAN_FULL_SPEED(nr));
1345                        data->pwm[nr] =
1346                            f71882fg_read8(data, F71882FG_REG_PWM(nr));
1347                }
1348                /* Some models have 1 more fan with limited capabilities */
1349                if (data->type == f71808a) {
1350                        data->fan[2] = f71882fg_read16(data,
1351                                                F71882FG_REG_FAN(2));
1352                        data->pwm[2] = f71882fg_read8(data,
1353                                                        F71882FG_REG_PWM(2));
1354                }
1355                if (data->type == f8000)
1356                        data->fan[3] = f71882fg_read16(data,
1357                                                F71882FG_REG_FAN(3));
1358
1359                if (f71882fg_has_in1_alarm[data->type]) {
1360                        if (data->type == f81866a)
1361                                data->in_status = f71882fg_read8(data,
1362                                                F81866_REG_IN_STATUS);
1363
1364                        else
1365                                data->in_status = f71882fg_read8(data,
1366                                                F71882FG_REG_IN_STATUS);
1367                }
1368
1369                for (nr = 0; nr < F71882FG_MAX_INS; nr++)
1370                        if (f71882fg_has_in[data->type][nr])
1371                                data->in[nr] = f71882fg_read8(data,
1372                                                        F71882FG_REG_IN(nr));
1373
1374                data->last_updated = jiffies;
1375                data->valid = 1;
1376        }
1377
1378        mutex_unlock(&data->update_lock);
1379
1380        return data;
1381}
1382
1383/* Sysfs Interface */
1384static ssize_t show_fan(struct device *dev, struct device_attribute *devattr,
1385        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[nr]);
1390
1391        if (speed == FAN_MIN_DETECT)
1392                speed = 0;
1393
1394        return sprintf(buf, "%d\n", speed);
1395}
1396
1397static ssize_t show_fan_full_speed(struct device *dev,
1398                                   struct device_attribute *devattr, char *buf)
1399{
1400        struct f71882fg_data *data = f71882fg_update_device(dev);
1401        int nr = to_sensor_dev_attr_2(devattr)->index;
1402        int speed = fan_from_reg(data->fan_full_speed[nr]);
1403        return sprintf(buf, "%d\n", speed);
1404}
1405
1406static ssize_t store_fan_full_speed(struct device *dev,
1407                                    struct device_attribute *devattr,
1408                                    const char *buf, size_t count)
1409{
1410        struct f71882fg_data *data = dev_get_drvdata(dev);
1411        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1412        long val;
1413
1414        err = kstrtol(buf, 10, &val);
1415        if (err)
1416                return err;
1417
1418        val = clamp_val(val, 23, 1500000);
1419        val = fan_to_reg(val);
1420
1421        mutex_lock(&data->update_lock);
1422        f71882fg_write16(data, F71882FG_REG_FAN_FULL_SPEED(nr), val);
1423        data->fan_full_speed[nr] = val;
1424        mutex_unlock(&data->update_lock);
1425
1426        return count;
1427}
1428
1429static ssize_t show_fan_beep(struct device *dev, struct device_attribute
1430        *devattr, char *buf)
1431{
1432        struct f71882fg_data *data = f71882fg_update_device(dev);
1433        int nr = to_sensor_dev_attr_2(devattr)->index;
1434
1435        if (data->fan_beep & (1 << nr))
1436                return sprintf(buf, "1\n");
1437        else
1438                return sprintf(buf, "0\n");
1439}
1440
1441static ssize_t store_fan_beep(struct device *dev, struct device_attribute
1442        *devattr, const char *buf, size_t count)
1443{
1444        struct f71882fg_data *data = dev_get_drvdata(dev);
1445        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1446        unsigned long val;
1447
1448        err = kstrtoul(buf, 10, &val);
1449        if (err)
1450                return err;
1451
1452        mutex_lock(&data->update_lock);
1453        data->fan_beep = f71882fg_read8(data, F71882FG_REG_FAN_BEEP);
1454        if (val)
1455                data->fan_beep |= 1 << nr;
1456        else
1457                data->fan_beep &= ~(1 << nr);
1458
1459        f71882fg_write8(data, F71882FG_REG_FAN_BEEP, data->fan_beep);
1460        mutex_unlock(&data->update_lock);
1461
1462        return count;
1463}
1464
1465static ssize_t show_fan_alarm(struct device *dev, struct device_attribute
1466        *devattr, char *buf)
1467{
1468        struct f71882fg_data *data = f71882fg_update_device(dev);
1469        int nr = to_sensor_dev_attr_2(devattr)->index;
1470
1471        if (data->fan_status & (1 << nr))
1472                return sprintf(buf, "1\n");
1473        else
1474                return sprintf(buf, "0\n");
1475}
1476
1477static ssize_t show_in(struct device *dev, struct device_attribute *devattr,
1478        char *buf)
1479{
1480        struct f71882fg_data *data = f71882fg_update_device(dev);
1481        int nr = to_sensor_dev_attr_2(devattr)->index;
1482
1483        return sprintf(buf, "%d\n", data->in[nr] * 8);
1484}
1485
1486static ssize_t show_in_max(struct device *dev, struct device_attribute
1487        *devattr, char *buf)
1488{
1489        struct f71882fg_data *data = f71882fg_update_device(dev);
1490
1491        return sprintf(buf, "%d\n", data->in1_max * 8);
1492}
1493
1494static ssize_t store_in_max(struct device *dev, struct device_attribute
1495        *devattr, const char *buf, size_t count)
1496{
1497        struct f71882fg_data *data = dev_get_drvdata(dev);
1498        int err;
1499        long val;
1500
1501        err = kstrtol(buf, 10, &val);
1502        if (err)
1503                return err;
1504
1505        val /= 8;
1506        val = clamp_val(val, 0, 255);
1507
1508        mutex_lock(&data->update_lock);
1509        if (data->type == f81866a)
1510                f71882fg_write8(data, F81866_REG_IN1_HIGH, val);
1511        else
1512                f71882fg_write8(data, F71882FG_REG_IN1_HIGH, val);
1513        data->in1_max = val;
1514        mutex_unlock(&data->update_lock);
1515
1516        return count;
1517}
1518
1519static ssize_t show_in_beep(struct device *dev, struct device_attribute
1520        *devattr, char *buf)
1521{
1522        struct f71882fg_data *data = f71882fg_update_device(dev);
1523        int nr = to_sensor_dev_attr_2(devattr)->index;
1524
1525        if (data->in_beep & (1 << nr))
1526                return sprintf(buf, "1\n");
1527        else
1528                return sprintf(buf, "0\n");
1529}
1530
1531static ssize_t store_in_beep(struct device *dev, struct device_attribute
1532        *devattr, const char *buf, size_t count)
1533{
1534        struct f71882fg_data *data = dev_get_drvdata(dev);
1535        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1536        unsigned long val;
1537
1538        err = kstrtoul(buf, 10, &val);
1539        if (err)
1540                return err;
1541
1542        mutex_lock(&data->update_lock);
1543        if (data->type == f81866a)
1544                data->in_beep = f71882fg_read8(data, F81866_REG_IN_BEEP);
1545        else
1546                data->in_beep = f71882fg_read8(data, F71882FG_REG_IN_BEEP);
1547
1548        if (val)
1549                data->in_beep |= 1 << nr;
1550        else
1551                data->in_beep &= ~(1 << nr);
1552
1553        if (data->type == f81866a)
1554                f71882fg_write8(data, F81866_REG_IN_BEEP, data->in_beep);
1555        else
1556                f71882fg_write8(data, F71882FG_REG_IN_BEEP, data->in_beep);
1557        mutex_unlock(&data->update_lock);
1558
1559        return count;
1560}
1561
1562static ssize_t show_in_alarm(struct device *dev, struct device_attribute
1563        *devattr, char *buf)
1564{
1565        struct f71882fg_data *data = f71882fg_update_device(dev);
1566        int nr = to_sensor_dev_attr_2(devattr)->index;
1567
1568        if (data->in_status & (1 << nr))
1569                return sprintf(buf, "1\n");
1570        else
1571                return sprintf(buf, "0\n");
1572}
1573
1574static ssize_t show_temp(struct device *dev, struct device_attribute *devattr,
1575        char *buf)
1576{
1577        struct f71882fg_data *data = f71882fg_update_device(dev);
1578        int nr = to_sensor_dev_attr_2(devattr)->index;
1579        int sign, temp;
1580
1581        if (data->type == f71858fg) {
1582                /* TEMP_TABLE_SEL 1 or 3 ? */
1583                if (data->temp_config & 1) {
1584                        sign = data->temp[nr] & 0x0001;
1585                        temp = (data->temp[nr] >> 5) & 0x7ff;
1586                } else {
1587                        sign = data->temp[nr] & 0x8000;
1588                        temp = (data->temp[nr] >> 5) & 0x3ff;
1589                }
1590                temp *= 125;
1591                if (sign)
1592                        temp -= 128000;
1593        } else
1594                temp = data->temp[nr] * 1000;
1595
1596        return sprintf(buf, "%d\n", temp);
1597}
1598
1599static ssize_t show_temp_max(struct device *dev, struct device_attribute
1600        *devattr, char *buf)
1601{
1602        struct f71882fg_data *data = f71882fg_update_device(dev);
1603        int nr = to_sensor_dev_attr_2(devattr)->index;
1604
1605        return sprintf(buf, "%d\n", data->temp_high[nr] * 1000);
1606}
1607
1608static ssize_t store_temp_max(struct device *dev, struct device_attribute
1609        *devattr, const char *buf, size_t count)
1610{
1611        struct f71882fg_data *data = dev_get_drvdata(dev);
1612        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1613        long val;
1614
1615        err = kstrtol(buf, 10, &val);
1616        if (err)
1617                return err;
1618
1619        val /= 1000;
1620        val = clamp_val(val, 0, 255);
1621
1622        mutex_lock(&data->update_lock);
1623        f71882fg_write8(data, F71882FG_REG_TEMP_HIGH(nr), val);
1624        data->temp_high[nr] = val;
1625        mutex_unlock(&data->update_lock);
1626
1627        return count;
1628}
1629
1630static ssize_t show_temp_max_hyst(struct device *dev, struct device_attribute
1631        *devattr, char *buf)
1632{
1633        struct f71882fg_data *data = f71882fg_update_device(dev);
1634        int nr = to_sensor_dev_attr_2(devattr)->index;
1635        int temp_max_hyst;
1636
1637        mutex_lock(&data->update_lock);
1638        if (nr & 1)
1639                temp_max_hyst = data->temp_hyst[nr / 2] >> 4;
1640        else
1641                temp_max_hyst = data->temp_hyst[nr / 2] & 0x0f;
1642        temp_max_hyst = (data->temp_high[nr] - temp_max_hyst) * 1000;
1643        mutex_unlock(&data->update_lock);
1644
1645        return sprintf(buf, "%d\n", temp_max_hyst);
1646}
1647
1648static ssize_t store_temp_max_hyst(struct device *dev, struct device_attribute
1649        *devattr, const char *buf, size_t count)
1650{
1651        struct f71882fg_data *data = dev_get_drvdata(dev);
1652        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1653        ssize_t ret = count;
1654        u8 reg;
1655        long val;
1656
1657        err = kstrtol(buf, 10, &val);
1658        if (err)
1659                return err;
1660
1661        val /= 1000;
1662
1663        mutex_lock(&data->update_lock);
1664
1665        /* convert abs to relative and check */
1666        data->temp_high[nr] = f71882fg_read8(data, F71882FG_REG_TEMP_HIGH(nr));
1667        val = clamp_val(val, data->temp_high[nr] - 15, data->temp_high[nr]);
1668        val = data->temp_high[nr] - val;
1669
1670        /* convert value to register contents */
1671        reg = f71882fg_read8(data, F71882FG_REG_TEMP_HYST(nr / 2));
1672        if (nr & 1)
1673                reg = (reg & 0x0f) | (val << 4);
1674        else
1675                reg = (reg & 0xf0) | val;
1676        f71882fg_write8(data, F71882FG_REG_TEMP_HYST(nr / 2), reg);
1677        data->temp_hyst[nr / 2] = reg;
1678
1679        mutex_unlock(&data->update_lock);
1680        return ret;
1681}
1682
1683static ssize_t show_temp_crit(struct device *dev, struct device_attribute
1684        *devattr, char *buf)
1685{
1686        struct f71882fg_data *data = f71882fg_update_device(dev);
1687        int nr = to_sensor_dev_attr_2(devattr)->index;
1688
1689        return sprintf(buf, "%d\n", data->temp_ovt[nr] * 1000);
1690}
1691
1692static ssize_t store_temp_crit(struct device *dev, struct device_attribute
1693        *devattr, const char *buf, size_t count)
1694{
1695        struct f71882fg_data *data = dev_get_drvdata(dev);
1696        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1697        long val;
1698
1699        err = kstrtol(buf, 10, &val);
1700        if (err)
1701                return err;
1702
1703        val /= 1000;
1704        val = clamp_val(val, 0, 255);
1705
1706        mutex_lock(&data->update_lock);
1707        f71882fg_write8(data, F71882FG_REG_TEMP_OVT(nr), val);
1708        data->temp_ovt[nr] = val;
1709        mutex_unlock(&data->update_lock);
1710
1711        return count;
1712}
1713
1714static ssize_t show_temp_crit_hyst(struct device *dev, struct device_attribute
1715        *devattr, char *buf)
1716{
1717        struct f71882fg_data *data = f71882fg_update_device(dev);
1718        int nr = to_sensor_dev_attr_2(devattr)->index;
1719        int temp_crit_hyst;
1720
1721        mutex_lock(&data->update_lock);
1722        if (nr & 1)
1723                temp_crit_hyst = data->temp_hyst[nr / 2] >> 4;
1724        else
1725                temp_crit_hyst = data->temp_hyst[nr / 2] & 0x0f;
1726        temp_crit_hyst = (data->temp_ovt[nr] - temp_crit_hyst) * 1000;
1727        mutex_unlock(&data->update_lock);
1728
1729        return sprintf(buf, "%d\n", temp_crit_hyst);
1730}
1731
1732static ssize_t show_temp_type(struct device *dev, struct device_attribute
1733        *devattr, char *buf)
1734{
1735        struct f71882fg_data *data = f71882fg_update_device(dev);
1736        int nr = to_sensor_dev_attr_2(devattr)->index;
1737
1738        return sprintf(buf, "%d\n", data->temp_type[nr]);
1739}
1740
1741static ssize_t show_temp_beep(struct device *dev, struct device_attribute
1742        *devattr, char *buf)
1743{
1744        struct f71882fg_data *data = f71882fg_update_device(dev);
1745        int nr = to_sensor_dev_attr_2(devattr)->index;
1746
1747        if (data->temp_beep & (1 << nr))
1748                return sprintf(buf, "1\n");
1749        else
1750                return sprintf(buf, "0\n");
1751}
1752
1753static ssize_t store_temp_beep(struct device *dev, struct device_attribute
1754        *devattr, const char *buf, size_t count)
1755{
1756        struct f71882fg_data *data = dev_get_drvdata(dev);
1757        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1758        unsigned long val;
1759
1760        err = kstrtoul(buf, 10, &val);
1761        if (err)
1762                return err;
1763
1764        mutex_lock(&data->update_lock);
1765        data->temp_beep = f71882fg_read8(data, F71882FG_REG_TEMP_BEEP);
1766        if (val)
1767                data->temp_beep |= 1 << nr;
1768        else
1769                data->temp_beep &= ~(1 << nr);
1770
1771        f71882fg_write8(data, F71882FG_REG_TEMP_BEEP, data->temp_beep);
1772        mutex_unlock(&data->update_lock);
1773
1774        return count;
1775}
1776
1777static ssize_t show_temp_alarm(struct device *dev, struct device_attribute
1778        *devattr, char *buf)
1779{
1780        struct f71882fg_data *data = f71882fg_update_device(dev);
1781        int nr = to_sensor_dev_attr_2(devattr)->index;
1782
1783        if (data->temp_status & (1 << nr))
1784                return sprintf(buf, "1\n");
1785        else
1786                return sprintf(buf, "0\n");
1787}
1788
1789static ssize_t show_temp_fault(struct device *dev, struct device_attribute
1790        *devattr, char *buf)
1791{
1792        struct f71882fg_data *data = f71882fg_update_device(dev);
1793        int nr = to_sensor_dev_attr_2(devattr)->index;
1794
1795        if (data->temp_diode_open & (1 << nr))
1796                return sprintf(buf, "1\n");
1797        else
1798                return sprintf(buf, "0\n");
1799}
1800
1801static ssize_t show_pwm(struct device *dev,
1802                        struct device_attribute *devattr, char *buf)
1803{
1804        struct f71882fg_data *data = f71882fg_update_device(dev);
1805        int val, nr = to_sensor_dev_attr_2(devattr)->index;
1806        mutex_lock(&data->update_lock);
1807        if (data->pwm_enable & (1 << (2 * nr)))
1808                /* PWM mode */
1809                val = data->pwm[nr];
1810        else {
1811                /* RPM mode */
1812                val = 255 * fan_from_reg(data->fan_target[nr])
1813                        / fan_from_reg(data->fan_full_speed[nr]);
1814        }
1815        mutex_unlock(&data->update_lock);
1816        return sprintf(buf, "%d\n", val);
1817}
1818
1819static ssize_t store_pwm(struct device *dev,
1820                         struct device_attribute *devattr, const char *buf,
1821                         size_t count)
1822{
1823        struct f71882fg_data *data = dev_get_drvdata(dev);
1824        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1825        long val;
1826
1827        err = kstrtol(buf, 10, &val);
1828        if (err)
1829                return err;
1830
1831        val = clamp_val(val, 0, 255);
1832
1833        mutex_lock(&data->update_lock);
1834        data->pwm_enable = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
1835        if ((data->type == f8000 && ((data->pwm_enable >> 2 * nr) & 3) != 2) ||
1836            (data->type != f8000 && !((data->pwm_enable >> 2 * nr) & 2))) {
1837                count = -EROFS;
1838                goto leave;
1839        }
1840        if (data->pwm_enable & (1 << (2 * nr))) {
1841                /* PWM mode */
1842                f71882fg_write8(data, F71882FG_REG_PWM(nr), val);
1843                data->pwm[nr] = val;
1844        } else {
1845                /* RPM mode */
1846                int target, full_speed;
1847                full_speed = f71882fg_read16(data,
1848                                             F71882FG_REG_FAN_FULL_SPEED(nr));
1849                target = fan_to_reg(val * fan_from_reg(full_speed) / 255);
1850                f71882fg_write16(data, F71882FG_REG_FAN_TARGET(nr), target);
1851                data->fan_target[nr] = target;
1852                data->fan_full_speed[nr] = full_speed;
1853        }
1854leave:
1855        mutex_unlock(&data->update_lock);
1856
1857        return count;
1858}
1859
1860static ssize_t show_simple_pwm(struct device *dev,
1861                               struct device_attribute *devattr, char *buf)
1862{
1863        struct f71882fg_data *data = f71882fg_update_device(dev);
1864        int val, nr = to_sensor_dev_attr_2(devattr)->index;
1865
1866        val = data->pwm[nr];
1867        return sprintf(buf, "%d\n", val);
1868}
1869
1870static ssize_t store_simple_pwm(struct device *dev,
1871                                struct device_attribute *devattr,
1872                                const char *buf, size_t count)
1873{
1874        struct f71882fg_data *data = dev_get_drvdata(dev);
1875        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1876        long val;
1877
1878        err = kstrtol(buf, 10, &val);
1879        if (err)
1880                return err;
1881
1882        val = clamp_val(val, 0, 255);
1883
1884        mutex_lock(&data->update_lock);
1885        f71882fg_write8(data, F71882FG_REG_PWM(nr), val);
1886        data->pwm[nr] = val;
1887        mutex_unlock(&data->update_lock);
1888
1889        return count;
1890}
1891
1892static ssize_t show_pwm_enable(struct device *dev,
1893                               struct device_attribute *devattr, char *buf)
1894{
1895        int result = 0;
1896        struct f71882fg_data *data = f71882fg_update_device(dev);
1897        int nr = to_sensor_dev_attr_2(devattr)->index;
1898
1899        switch ((data->pwm_enable >> 2 * nr) & 3) {
1900        case 0:
1901        case 1:
1902                result = 2; /* Normal auto mode */
1903                break;
1904        case 2:
1905                result = 1; /* Manual mode */
1906                break;
1907        case 3:
1908                if (data->type == f8000)
1909                        result = 3; /* Thermostat mode */
1910                else
1911                        result = 1; /* Manual mode */
1912                break;
1913        }
1914
1915        return sprintf(buf, "%d\n", result);
1916}
1917
1918static ssize_t store_pwm_enable(struct device *dev, struct device_attribute
1919                                *devattr, const char *buf, size_t count)
1920{
1921        struct f71882fg_data *data = dev_get_drvdata(dev);
1922        int err, nr = to_sensor_dev_attr_2(devattr)->index;
1923        long val;
1924
1925        err = kstrtol(buf, 10, &val);
1926        if (err)
1927                return err;
1928
1929        /* Special case for F8000 pwm channel 3 which only does auto mode */
1930        if (data->type == f8000 && nr == 2 && val != 2)
1931                return -EINVAL;
1932
1933        mutex_lock(&data->update_lock);
1934        data->pwm_enable = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
1935        /* Special case for F8000 auto PWM mode / Thermostat mode */
1936        if (data->type == f8000 && ((data->pwm_enable >> 2 * nr) & 1)) {
1937                switch (val) {
1938                case 2:
1939                        data->pwm_enable &= ~(2 << (2 * nr));
1940                        break;          /* Normal auto mode */
1941                case 3:
1942                        data->pwm_enable |= 2 << (2 * nr);
1943                        break;          /* Thermostat mode */
1944                default:
1945                        count = -EINVAL;
1946                        goto leave;
1947                }
1948        } else {
1949                switch (val) {
1950                case 1:
1951                        /* The f71858fg does not support manual RPM mode */
1952                        if (data->type == f71858fg &&
1953                            ((data->pwm_enable >> (2 * nr)) & 1)) {
1954                                count = -EINVAL;
1955                                goto leave;
1956                        }
1957                        data->pwm_enable |= 2 << (2 * nr);
1958                        break;          /* Manual */
1959                case 2:
1960                        data->pwm_enable &= ~(2 << (2 * nr));
1961                        break;          /* Normal auto mode */
1962                default:
1963                        count = -EINVAL;
1964                        goto leave;
1965                }
1966        }
1967        f71882fg_write8(data, F71882FG_REG_PWM_ENABLE, data->pwm_enable);
1968leave:
1969        mutex_unlock(&data->update_lock);
1970
1971        return count;
1972}
1973
1974static ssize_t show_pwm_auto_point_pwm(struct device *dev,
1975                                       struct device_attribute *devattr,
1976                                       char *buf)
1977{
1978        int result;
1979        struct f71882fg_data *data = f71882fg_update_device(dev);
1980        int pwm = to_sensor_dev_attr_2(devattr)->index;
1981        int point = to_sensor_dev_attr_2(devattr)->nr;
1982
1983        mutex_lock(&data->update_lock);
1984        if (data->pwm_enable & (1 << (2 * pwm))) {
1985                /* PWM mode */
1986                result = data->pwm_auto_point_pwm[pwm][point];
1987        } else {
1988                /* RPM mode */
1989                result = 32 * 255 / (32 + data->pwm_auto_point_pwm[pwm][point]);
1990        }
1991        mutex_unlock(&data->update_lock);
1992
1993        return sprintf(buf, "%d\n", result);
1994}
1995
1996static ssize_t store_pwm_auto_point_pwm(struct device *dev,
1997                                        struct device_attribute *devattr,
1998                                        const char *buf, size_t count)
1999{
2000        struct f71882fg_data *data = dev_get_drvdata(dev);
2001        int err, pwm = to_sensor_dev_attr_2(devattr)->index;
2002        int point = to_sensor_dev_attr_2(devattr)->nr;
2003        long val;
2004
2005        err = kstrtol(buf, 10, &val);
2006        if (err)
2007                return err;
2008
2009        val = clamp_val(val, 0, 255);
2010
2011        mutex_lock(&data->update_lock);
2012        data->pwm_enable = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
2013        if (data->pwm_enable & (1 << (2 * pwm))) {
2014                /* PWM mode */
2015        } else {
2016                /* RPM mode */
2017                if (val < 29)   /* Prevent negative numbers */
2018                        val = 255;
2019                else
2020                        val = (255 - val) * 32 / val;
2021        }
2022        f71882fg_write8(data, F71882FG_REG_POINT_PWM(pwm, point), val);
2023        data->pwm_auto_point_pwm[pwm][point] = val;
2024        mutex_unlock(&data->update_lock);
2025
2026        return count;
2027}
2028
2029static ssize_t show_pwm_auto_point_temp_hyst(struct device *dev,
2030                                             struct device_attribute *devattr,
2031                                             char *buf)
2032{
2033        int result = 0;
2034        struct f71882fg_data *data = f71882fg_update_device(dev);
2035        int nr = to_sensor_dev_attr_2(devattr)->index;
2036        int point = to_sensor_dev_attr_2(devattr)->nr;
2037
2038        mutex_lock(&data->update_lock);
2039        if (nr & 1)
2040                result = data->pwm_auto_point_hyst[nr / 2] >> 4;
2041        else
2042                result = data->pwm_auto_point_hyst[nr / 2] & 0x0f;
2043        result = 1000 * (data->pwm_auto_point_temp[nr][point] - result);
2044        mutex_unlock(&data->update_lock);
2045
2046        return sprintf(buf, "%d\n", result);
2047}
2048
2049static ssize_t store_pwm_auto_point_temp_hyst(struct device *dev,
2050                                              struct device_attribute *devattr,
2051                                              const char *buf, size_t count)
2052{
2053        struct f71882fg_data *data = dev_get_drvdata(dev);
2054        int err, nr = to_sensor_dev_attr_2(devattr)->index;
2055        int point = to_sensor_dev_attr_2(devattr)->nr;
2056        u8 reg;
2057        long val;
2058
2059        err = kstrtol(buf, 10, &val);
2060        if (err)
2061                return err;
2062
2063        val /= 1000;
2064
2065        mutex_lock(&data->update_lock);
2066        data->pwm_auto_point_temp[nr][point] =
2067                f71882fg_read8(data, F71882FG_REG_POINT_TEMP(nr, point));
2068        val = clamp_val(val, data->pwm_auto_point_temp[nr][point] - 15,
2069                        data->pwm_auto_point_temp[nr][point]);
2070        val = data->pwm_auto_point_temp[nr][point] - val;
2071
2072        reg = f71882fg_read8(data, F71882FG_REG_FAN_HYST(nr / 2));
2073        if (nr & 1)
2074                reg = (reg & 0x0f) | (val << 4);
2075        else
2076                reg = (reg & 0xf0) | val;
2077
2078        f71882fg_write8(data, F71882FG_REG_FAN_HYST(nr / 2), reg);
2079        data->pwm_auto_point_hyst[nr / 2] = reg;
2080        mutex_unlock(&data->update_lock);
2081
2082        return count;
2083}
2084
2085static ssize_t show_pwm_interpolate(struct device *dev,
2086                                    struct device_attribute *devattr, char *buf)
2087{
2088        int result;
2089        struct f71882fg_data *data = f71882fg_update_device(dev);
2090        int nr = to_sensor_dev_attr_2(devattr)->index;
2091
2092        result = (data->pwm_auto_point_mapping[nr] >> 4) & 1;
2093
2094        return sprintf(buf, "%d\n", result);
2095}
2096
2097static ssize_t store_pwm_interpolate(struct device *dev,
2098                                     struct device_attribute *devattr,
2099                                     const char *buf, size_t count)
2100{
2101        struct f71882fg_data *data = dev_get_drvdata(dev);
2102        int err, nr = to_sensor_dev_attr_2(devattr)->index;
2103        unsigned long val;
2104
2105        err = kstrtoul(buf, 10, &val);
2106        if (err)
2107                return err;
2108
2109        mutex_lock(&data->update_lock);
2110        data->pwm_auto_point_mapping[nr] =
2111                f71882fg_read8(data, F71882FG_REG_POINT_MAPPING(nr));
2112        if (val)
2113                val = data->pwm_auto_point_mapping[nr] | (1 << 4);
2114        else
2115                val = data->pwm_auto_point_mapping[nr] & (~(1 << 4));
2116        f71882fg_write8(data, F71882FG_REG_POINT_MAPPING(nr), val);
2117        data->pwm_auto_point_mapping[nr] = val;
2118        mutex_unlock(&data->update_lock);
2119
2120        return count;
2121}
2122
2123static ssize_t show_pwm_auto_point_channel(struct device *dev,
2124                                           struct device_attribute *devattr,
2125                                           char *buf)
2126{
2127        int result;
2128        struct f71882fg_data *data = f71882fg_update_device(dev);
2129        int nr = to_sensor_dev_attr_2(devattr)->index;
2130
2131        result = 1 << ((data->pwm_auto_point_mapping[nr] & 3) -
2132                       data->temp_start);
2133
2134        return sprintf(buf, "%d\n", result);
2135}
2136
2137static ssize_t store_pwm_auto_point_channel(struct device *dev,
2138                                            struct device_attribute *devattr,
2139                                            const char *buf, size_t count)
2140{
2141        struct f71882fg_data *data = dev_get_drvdata(dev);
2142        int err, nr = to_sensor_dev_attr_2(devattr)->index;
2143        long val;
2144
2145        err = kstrtol(buf, 10, &val);
2146        if (err)
2147                return err;
2148
2149        switch (val) {
2150        case 1:
2151                val = 0;
2152                break;
2153        case 2:
2154                val = 1;
2155                break;
2156        case 4:
2157                val = 2;
2158                break;
2159        default:
2160                return -EINVAL;
2161        }
2162        val += data->temp_start;
2163        mutex_lock(&data->update_lock);
2164        data->pwm_auto_point_mapping[nr] =
2165                f71882fg_read8(data, F71882FG_REG_POINT_MAPPING(nr));
2166        val = (data->pwm_auto_point_mapping[nr] & 0xfc) | val;
2167        f71882fg_write8(data, F71882FG_REG_POINT_MAPPING(nr), val);
2168        data->pwm_auto_point_mapping[nr] = val;
2169        mutex_unlock(&data->update_lock);
2170
2171        return count;
2172}
2173
2174static ssize_t show_pwm_auto_point_temp(struct device *dev,
2175                                        struct device_attribute *devattr,
2176                                        char *buf)
2177{
2178        int result;
2179        struct f71882fg_data *data = f71882fg_update_device(dev);
2180        int pwm = to_sensor_dev_attr_2(devattr)->index;
2181        int point = to_sensor_dev_attr_2(devattr)->nr;
2182
2183        result = data->pwm_auto_point_temp[pwm][point];
2184        return sprintf(buf, "%d\n", 1000 * result);
2185}
2186
2187static ssize_t store_pwm_auto_point_temp(struct device *dev,
2188                                         struct device_attribute *devattr,
2189                                         const char *buf, size_t count)
2190{
2191        struct f71882fg_data *data = dev_get_drvdata(dev);
2192        int err, pwm = to_sensor_dev_attr_2(devattr)->index;
2193        int point = to_sensor_dev_attr_2(devattr)->nr;
2194        long val;
2195
2196        err = kstrtol(buf, 10, &val);
2197        if (err)
2198                return err;
2199
2200        val /= 1000;
2201
2202        if (data->auto_point_temp_signed)
2203                val = clamp_val(val, -128, 127);
2204        else
2205                val = clamp_val(val, 0, 127);
2206
2207        mutex_lock(&data->update_lock);
2208        f71882fg_write8(data, F71882FG_REG_POINT_TEMP(pwm, point), val);
2209        data->pwm_auto_point_temp[pwm][point] = val;
2210        mutex_unlock(&data->update_lock);
2211
2212        return count;
2213}
2214
2215static ssize_t name_show(struct device *dev, struct device_attribute *devattr,
2216        char *buf)
2217{
2218        struct f71882fg_data *data = dev_get_drvdata(dev);
2219        return sprintf(buf, "%s\n", f71882fg_names[data->type]);
2220}
2221
2222static int f71882fg_create_sysfs_files(struct platform_device *pdev,
2223        struct sensor_device_attribute_2 *attr, int count)
2224{
2225        int err, i;
2226
2227        for (i = 0; i < count; i++) {
2228                err = device_create_file(&pdev->dev, &attr[i].dev_attr);
2229                if (err)
2230                        return err;
2231        }
2232        return 0;
2233}
2234
2235static void f71882fg_remove_sysfs_files(struct platform_device *pdev,
2236        struct sensor_device_attribute_2 *attr, int count)
2237{
2238        int i;
2239
2240        for (i = 0; i < count; i++)
2241                device_remove_file(&pdev->dev, &attr[i].dev_attr);
2242}
2243
2244static int f71882fg_create_fan_sysfs_files(
2245        struct platform_device *pdev, int idx)
2246{
2247        struct f71882fg_data *data = platform_get_drvdata(pdev);
2248        int err;
2249
2250        /* Sanity check the pwm setting */
2251        err = 0;
2252        switch (data->type) {
2253        case f71858fg:
2254                if (((data->pwm_enable >> (idx * 2)) & 3) == 3)
2255                        err = 1;
2256                break;
2257        case f71862fg:
2258                if (((data->pwm_enable >> (idx * 2)) & 1) != 1)
2259                        err = 1;
2260                break;
2261        case f8000:
2262                if (idx == 2)
2263                        err = data->pwm_enable & 0x20;
2264                break;
2265        default:
2266                break;
2267        }
2268        if (err) {
2269                dev_err(&pdev->dev,
2270                        "Invalid (reserved) pwm settings: 0x%02x, "
2271                        "skipping fan %d\n",
2272                        (data->pwm_enable >> (idx * 2)) & 3, idx + 1);
2273                return 0; /* This is a non fatal condition */
2274        }
2275
2276        err = f71882fg_create_sysfs_files(pdev, &fxxxx_fan_attr[idx][0],
2277                                          ARRAY_SIZE(fxxxx_fan_attr[0]));
2278        if (err)
2279                return err;
2280
2281        if (f71882fg_fan_has_beep[data->type]) {
2282                err = f71882fg_create_sysfs_files(pdev,
2283                                                  &fxxxx_fan_beep_attr[idx],
2284                                                  1);
2285                if (err)
2286                        return err;
2287        }
2288
2289        dev_info(&pdev->dev, "Fan: %d is in %s mode\n", idx + 1,
2290                 (data->pwm_enable & (1 << (2 * idx))) ? "duty-cycle" : "RPM");
2291
2292        /* Check for unsupported auto pwm settings */
2293        switch (data->type) {
2294        case f71808e:
2295        case f71808a:
2296        case f71869:
2297        case f71869a:
2298        case f71889fg:
2299        case f71889ed:
2300        case f71889a:
2301                data->pwm_auto_point_mapping[idx] =
2302                        f71882fg_read8(data, F71882FG_REG_POINT_MAPPING(idx));
2303                if ((data->pwm_auto_point_mapping[idx] & 0x80) ||
2304                    (data->pwm_auto_point_mapping[idx] & 3) == 0) {
2305                        dev_warn(&pdev->dev,
2306                                 "Auto pwm controlled by raw digital "
2307                                 "data, disabling pwm auto_point "
2308                                 "sysfs attributes for fan %d\n", idx + 1);
2309                        return 0; /* This is a non fatal condition */
2310                }
2311                break;
2312        default:
2313                break;
2314        }
2315
2316        switch (data->type) {
2317        case f71862fg:
2318                err = f71882fg_create_sysfs_files(pdev,
2319                                        &f71862fg_auto_pwm_attr[idx][0],
2320                                        ARRAY_SIZE(f71862fg_auto_pwm_attr[0]));
2321                break;
2322        case f71808e:
2323        case f71869:
2324                err = f71882fg_create_sysfs_files(pdev,
2325                                        &f71869_auto_pwm_attr[idx][0],
2326                                        ARRAY_SIZE(f71869_auto_pwm_attr[0]));
2327                break;
2328        case f8000:
2329                err = f71882fg_create_sysfs_files(pdev,
2330                                        &f8000_auto_pwm_attr[idx][0],
2331                                        ARRAY_SIZE(f8000_auto_pwm_attr[0]));
2332                break;
2333        default:
2334                err = f71882fg_create_sysfs_files(pdev,
2335                                        &fxxxx_auto_pwm_attr[idx][0],
2336                                        ARRAY_SIZE(fxxxx_auto_pwm_attr[0]));
2337        }
2338
2339        return err;
2340}
2341
2342static int f71882fg_probe(struct platform_device *pdev)
2343{
2344        struct f71882fg_data *data;
2345        struct f71882fg_sio_data *sio_data = dev_get_platdata(&pdev->dev);
2346        int nr_fans = f71882fg_nr_fans[sio_data->type];
2347        int nr_temps = f71882fg_nr_temps[sio_data->type];
2348        int err, i;
2349        int size;
2350        u8 start_reg, reg;
2351
2352        data = devm_kzalloc(&pdev->dev, sizeof(struct f71882fg_data),
2353                            GFP_KERNEL);
2354        if (!data)
2355                return -ENOMEM;
2356
2357        data->addr = platform_get_resource(pdev, IORESOURCE_IO, 0)->start;
2358        data->type = sio_data->type;
2359        data->temp_start =
2360            (data->type == f71858fg || data->type == f8000 ||
2361                data->type == f81866a) ? 0 : 1;
2362        mutex_init(&data->update_lock);
2363        platform_set_drvdata(pdev, data);
2364
2365        start_reg = f71882fg_read8(data, F71882FG_REG_START);
2366        if (start_reg & 0x04) {
2367                dev_warn(&pdev->dev, "Hardware monitor is powered down\n");
2368                return -ENODEV;
2369        }
2370        if (!(start_reg & 0x03)) {
2371                dev_warn(&pdev->dev, "Hardware monitoring not activated\n");
2372                return -ENODEV;
2373        }
2374
2375        /* Register sysfs interface files */
2376        err = device_create_file(&pdev->dev, &dev_attr_name);
2377        if (err)
2378                goto exit_unregister_sysfs;
2379
2380        if (start_reg & 0x01) {
2381                switch (data->type) {
2382                case f71858fg:
2383                        data->temp_config =
2384                                f71882fg_read8(data, F71882FG_REG_TEMP_CONFIG);
2385                        if (data->temp_config & 0x10)
2386                                /*
2387                                 * The f71858fg temperature alarms behave as
2388                                 * the f8000 alarms in this mode
2389                                 */
2390                                err = f71882fg_create_sysfs_files(pdev,
2391                                        f8000_temp_attr,
2392                                        ARRAY_SIZE(f8000_temp_attr));
2393                        else
2394                                err = f71882fg_create_sysfs_files(pdev,
2395                                        f71858fg_temp_attr,
2396                                        ARRAY_SIZE(f71858fg_temp_attr));
2397                        break;
2398                case f8000:
2399                        err = f71882fg_create_sysfs_files(pdev,
2400                                        f8000_temp_attr,
2401                                        ARRAY_SIZE(f8000_temp_attr));
2402                        break;
2403                case f81866a:
2404                        err = f71882fg_create_sysfs_files(pdev,
2405                                        f71858fg_temp_attr,
2406                                        ARRAY_SIZE(f71858fg_temp_attr));
2407                        break;
2408                default:
2409                        err = f71882fg_create_sysfs_files(pdev,
2410                                &fxxxx_temp_attr[0][0],
2411                                ARRAY_SIZE(fxxxx_temp_attr[0]) * nr_temps);
2412                }
2413                if (err)
2414                        goto exit_unregister_sysfs;
2415
2416                if (f71882fg_temp_has_beep[data->type]) {
2417                        if (data->type == f81866a) {
2418                                size = ARRAY_SIZE(f81866_temp_beep_attr[0]);
2419                                err = f71882fg_create_sysfs_files(pdev,
2420                                                &f81866_temp_beep_attr[0][0],
2421                                                size * nr_temps);
2422
2423                        } else {
2424                                size = ARRAY_SIZE(fxxxx_temp_beep_attr[0]);
2425                                err = f71882fg_create_sysfs_files(pdev,
2426                                                &fxxxx_temp_beep_attr[0][0],
2427                                                size * nr_temps);
2428                        }
2429                        if (err)
2430                                goto exit_unregister_sysfs;
2431                }
2432
2433                for (i = 0; i < F71882FG_MAX_INS; i++) {
2434                        if (f71882fg_has_in[data->type][i]) {
2435                                err = device_create_file(&pdev->dev,
2436                                                &fxxxx_in_attr[i].dev_attr);
2437                                if (err)
2438                                        goto exit_unregister_sysfs;
2439                        }
2440                }
2441                if (f71882fg_has_in1_alarm[data->type]) {
2442                        err = f71882fg_create_sysfs_files(pdev,
2443                                        fxxxx_in1_alarm_attr,
2444                                        ARRAY_SIZE(fxxxx_in1_alarm_attr));
2445                        if (err)
2446                                goto exit_unregister_sysfs;
2447                }
2448        }
2449
2450        if (start_reg & 0x02) {
2451                switch (data->type) {
2452                case f71808e:
2453                case f71808a:
2454                case f71869:
2455                case f71869a:
2456                        /* These always have signed auto point temps */
2457                        data->auto_point_temp_signed = 1;
2458                        /* Fall through to select correct fan/pwm reg bank! */
2459                case f71889fg:
2460                case f71889ed:
2461                case f71889a:
2462                        reg = f71882fg_read8(data, F71882FG_REG_FAN_FAULT_T);
2463                        if (reg & F71882FG_FAN_NEG_TEMP_EN)
2464                                data->auto_point_temp_signed = 1;
2465                        /* Ensure banked pwm registers point to right bank */
2466                        reg &= ~F71882FG_FAN_PROG_SEL;
2467                        f71882fg_write8(data, F71882FG_REG_FAN_FAULT_T, reg);
2468                        break;
2469                default:
2470                        break;
2471                }
2472
2473                data->pwm_enable =
2474                        f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
2475
2476                for (i = 0; i < nr_fans; i++) {
2477                        err = f71882fg_create_fan_sysfs_files(pdev, i);
2478                        if (err)
2479                                goto exit_unregister_sysfs;
2480                }
2481
2482                /* Some types have 1 extra fan with limited functionality */
2483                switch (data->type) {
2484                case f71808a:
2485                        err = f71882fg_create_sysfs_files(pdev,
2486                                        f71808a_fan3_attr,
2487                                        ARRAY_SIZE(f71808a_fan3_attr));
2488                        break;
2489                case f8000:
2490                        err = f71882fg_create_sysfs_files(pdev,
2491                                        f8000_fan_attr,
2492                                        ARRAY_SIZE(f8000_fan_attr));
2493                        break;
2494                default:
2495                        break;
2496                }
2497                if (err)
2498                        goto exit_unregister_sysfs;
2499        }
2500
2501        data->hwmon_dev = hwmon_device_register(&pdev->dev);
2502        if (IS_ERR(data->hwmon_dev)) {
2503                err = PTR_ERR(data->hwmon_dev);
2504                data->hwmon_dev = NULL;
2505                goto exit_unregister_sysfs;
2506        }
2507
2508        return 0;
2509
2510exit_unregister_sysfs:
2511        f71882fg_remove(pdev); /* Will unregister the sysfs files for us */
2512        return err; /* f71882fg_remove() also frees our data */
2513}
2514
2515static int f71882fg_remove(struct platform_device *pdev)
2516{
2517        struct f71882fg_data *data = platform_get_drvdata(pdev);
2518        int nr_fans = f71882fg_nr_fans[data->type];
2519        int nr_temps = f71882fg_nr_temps[data->type];
2520        int i;
2521        u8 start_reg = f71882fg_read8(data, F71882FG_REG_START);
2522
2523        if (data->hwmon_dev)
2524                hwmon_device_unregister(data->hwmon_dev);
2525
2526        device_remove_file(&pdev->dev, &dev_attr_name);
2527
2528        if (start_reg & 0x01) {
2529                switch (data->type) {
2530                case f71858fg:
2531                        if (data->temp_config & 0x10)
2532                                f71882fg_remove_sysfs_files(pdev,
2533                                        f8000_temp_attr,
2534                                        ARRAY_SIZE(f8000_temp_attr));
2535                        else
2536                                f71882fg_remove_sysfs_files(pdev,
2537                                        f71858fg_temp_attr,
2538                                        ARRAY_SIZE(f71858fg_temp_attr));
2539                        break;
2540                case f8000:
2541                        f71882fg_remove_sysfs_files(pdev,
2542                                        f8000_temp_attr,
2543                                        ARRAY_SIZE(f8000_temp_attr));
2544                        break;
2545                case f81866a:
2546                        f71882fg_remove_sysfs_files(pdev,
2547                                        f71858fg_temp_attr,
2548                                        ARRAY_SIZE(f71858fg_temp_attr));
2549                        break;
2550                default:
2551                        f71882fg_remove_sysfs_files(pdev,
2552                                &fxxxx_temp_attr[0][0],
2553                                ARRAY_SIZE(fxxxx_temp_attr[0]) * nr_temps);
2554                }
2555                if (f71882fg_temp_has_beep[data->type]) {
2556                        if (data->type == f81866a)
2557                                f71882fg_remove_sysfs_files(pdev,
2558                                        &f81866_temp_beep_attr[0][0],
2559                                        ARRAY_SIZE(f81866_temp_beep_attr[0])
2560                                                * nr_temps);
2561                        else
2562                                f71882fg_remove_sysfs_files(pdev,
2563                                        &fxxxx_temp_beep_attr[0][0],
2564                                        ARRAY_SIZE(fxxxx_temp_beep_attr[0])
2565                                                * nr_temps);
2566                }
2567
2568                for (i = 0; i < F71882FG_MAX_INS; i++) {
2569                        if (f71882fg_has_in[data->type][i]) {
2570                                device_remove_file(&pdev->dev,
2571                                                &fxxxx_in_attr[i].dev_attr);
2572                        }
2573                }
2574                if (f71882fg_has_in1_alarm[data->type]) {
2575                        f71882fg_remove_sysfs_files(pdev,
2576                                        fxxxx_in1_alarm_attr,
2577                                        ARRAY_SIZE(fxxxx_in1_alarm_attr));
2578                }
2579        }
2580
2581        if (start_reg & 0x02) {
2582                f71882fg_remove_sysfs_files(pdev, &fxxxx_fan_attr[0][0],
2583                                ARRAY_SIZE(fxxxx_fan_attr[0]) * nr_fans);
2584
2585                if (f71882fg_fan_has_beep[data->type]) {
2586                        f71882fg_remove_sysfs_files(pdev,
2587                                        fxxxx_fan_beep_attr, nr_fans);
2588                }
2589
2590                switch (data->type) {
2591                case f71808a:
2592                        f71882fg_remove_sysfs_files(pdev,
2593                                &fxxxx_auto_pwm_attr[0][0],
2594                                ARRAY_SIZE(fxxxx_auto_pwm_attr[0]) * nr_fans);
2595                        f71882fg_remove_sysfs_files(pdev,
2596                                        f71808a_fan3_attr,
2597                                        ARRAY_SIZE(f71808a_fan3_attr));
2598                        break;
2599                case f71862fg:
2600                        f71882fg_remove_sysfs_files(pdev,
2601                                &f71862fg_auto_pwm_attr[0][0],
2602                                ARRAY_SIZE(f71862fg_auto_pwm_attr[0]) *
2603                                        nr_fans);
2604                        break;
2605                case f71808e:
2606                case f71869:
2607                        f71882fg_remove_sysfs_files(pdev,
2608                                &f71869_auto_pwm_attr[0][0],
2609                                ARRAY_SIZE(f71869_auto_pwm_attr[0]) * nr_fans);
2610                        break;
2611                case f8000:
2612                        f71882fg_remove_sysfs_files(pdev,
2613                                        f8000_fan_attr,
2614                                        ARRAY_SIZE(f8000_fan_attr));
2615                        f71882fg_remove_sysfs_files(pdev,
2616                                &f8000_auto_pwm_attr[0][0],
2617                                ARRAY_SIZE(f8000_auto_pwm_attr[0]) * nr_fans);
2618                        break;
2619                default:
2620                        f71882fg_remove_sysfs_files(pdev,
2621                                &fxxxx_auto_pwm_attr[0][0],
2622                                ARRAY_SIZE(fxxxx_auto_pwm_attr[0]) * nr_fans);
2623                }
2624        }
2625        return 0;
2626}
2627
2628static int __init f71882fg_find(int sioaddr, struct f71882fg_sio_data *sio_data)
2629{
2630        u16 devid;
2631        unsigned short address;
2632        int err = superio_enter(sioaddr);
2633        if (err)
2634                return err;
2635
2636        devid = superio_inw(sioaddr, SIO_REG_MANID);
2637        if (devid != SIO_FINTEK_ID) {
2638                pr_debug("Not a Fintek device\n");
2639                err = -ENODEV;
2640                goto exit;
2641        }
2642
2643        devid = force_id ? force_id : superio_inw(sioaddr, SIO_REG_DEVID);
2644        switch (devid) {
2645        case SIO_F71808E_ID:
2646                sio_data->type = f71808e;
2647                break;
2648        case SIO_F71808A_ID:
2649                sio_data->type = f71808a;
2650                break;
2651        case SIO_F71858_ID:
2652                sio_data->type = f71858fg;
2653                break;
2654        case SIO_F71862_ID:
2655                sio_data->type = f71862fg;
2656                break;
2657        case SIO_F71868_ID:
2658                sio_data->type = f71868a;
2659                break;
2660        case SIO_F71869_ID:
2661                sio_data->type = f71869;
2662                break;
2663        case SIO_F71869A_ID:
2664                sio_data->type = f71869a;
2665                break;
2666        case SIO_F71882_ID:
2667                sio_data->type = f71882fg;
2668                break;
2669        case SIO_F71889_ID:
2670                sio_data->type = f71889fg;
2671                break;
2672        case SIO_F71889E_ID:
2673                sio_data->type = f71889ed;
2674                break;
2675        case SIO_F71889A_ID:
2676                sio_data->type = f71889a;
2677                break;
2678        case SIO_F8000_ID:
2679                sio_data->type = f8000;
2680                break;
2681        case SIO_F81768D_ID:
2682                sio_data->type = f81768d;
2683                break;
2684        case SIO_F81865_ID:
2685                sio_data->type = f81865f;
2686                break;
2687        case SIO_F81866_ID:
2688                sio_data->type = f81866a;
2689                break;
2690        default:
2691                pr_info("Unsupported Fintek device: %04x\n",
2692                        (unsigned int)devid);
2693                err = -ENODEV;
2694                goto exit;
2695        }
2696
2697        if (sio_data->type == f71858fg)
2698                superio_select(sioaddr, SIO_F71858FG_LD_HWM);
2699        else
2700                superio_select(sioaddr, SIO_F71882FG_LD_HWM);
2701
2702        if (!(superio_inb(sioaddr, SIO_REG_ENABLE) & 0x01)) {
2703                pr_warn("Device not activated\n");
2704                err = -ENODEV;
2705                goto exit;
2706        }
2707
2708        address = superio_inw(sioaddr, SIO_REG_ADDR);
2709        if (address == 0) {
2710                pr_warn("Base address not set\n");
2711                err = -ENODEV;
2712                goto exit;
2713        }
2714        address &= ~(REGION_LENGTH - 1);        /* Ignore 3 LSB */
2715
2716        err = address;
2717        pr_info("Found %s chip at %#x, revision %d\n",
2718                f71882fg_names[sio_data->type], (unsigned int)address,
2719                (int)superio_inb(sioaddr, SIO_REG_DEVREV));
2720exit:
2721        superio_exit(sioaddr);
2722        return err;
2723}
2724
2725static int __init f71882fg_device_add(int address,
2726                                      const struct f71882fg_sio_data *sio_data)
2727{
2728        struct resource res = {
2729                .start  = address,
2730                .end    = address + REGION_LENGTH - 1,
2731                .flags  = IORESOURCE_IO,
2732        };
2733        int err;
2734
2735        f71882fg_pdev = platform_device_alloc(DRVNAME, address);
2736        if (!f71882fg_pdev)
2737                return -ENOMEM;
2738
2739        res.name = f71882fg_pdev->name;
2740        err = acpi_check_resource_conflict(&res);
2741        if (err)
2742                goto exit_device_put;
2743
2744        err = platform_device_add_resources(f71882fg_pdev, &res, 1);
2745        if (err) {
2746                pr_err("Device resource addition failed\n");
2747                goto exit_device_put;
2748        }
2749
2750        err = platform_device_add_data(f71882fg_pdev, sio_data,
2751                                       sizeof(struct f71882fg_sio_data));
2752        if (err) {
2753                pr_err("Platform data allocation failed\n");
2754                goto exit_device_put;
2755        }
2756
2757        err = platform_device_add(f71882fg_pdev);
2758        if (err) {
2759                pr_err("Device addition failed\n");
2760                goto exit_device_put;
2761        }
2762
2763        return 0;
2764
2765exit_device_put:
2766        platform_device_put(f71882fg_pdev);
2767
2768        return err;
2769}
2770
2771static int __init f71882fg_init(void)
2772{
2773        int err;
2774        int address;
2775        struct f71882fg_sio_data sio_data;
2776
2777        memset(&sio_data, 0, sizeof(sio_data));
2778
2779        address = f71882fg_find(0x2e, &sio_data);
2780        if (address < 0)
2781                address = f71882fg_find(0x4e, &sio_data);
2782        if (address < 0)
2783                return address;
2784
2785        err = platform_driver_register(&f71882fg_driver);
2786        if (err)
2787                return err;
2788
2789        err = f71882fg_device_add(address, &sio_data);
2790        if (err)
2791                goto exit_driver;
2792
2793        return 0;
2794
2795exit_driver:
2796        platform_driver_unregister(&f71882fg_driver);
2797        return err;
2798}
2799
2800static void __exit f71882fg_exit(void)
2801{
2802        platform_device_unregister(f71882fg_pdev);
2803        platform_driver_unregister(&f71882fg_driver);
2804}
2805
2806MODULE_DESCRIPTION("F71882FG Hardware Monitoring Driver");
2807MODULE_AUTHOR("Hans Edgington, Hans de Goede <hdegoede@redhat.com>");
2808MODULE_LICENSE("GPL");
2809
2810module_init(f71882fg_init);
2811module_exit(f71882fg_exit);
2812