root/drivers/hwmon/f71882fg.c

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DEFINITIONS

This source file includes following definitions.
  1. superio_inb
  2. superio_inw
  3. superio_enter
  4. superio_select
  5. superio_exit
  6. fan_from_reg
  7. fan_to_reg
  8. f71882fg_read8
  9. f71882fg_read16
  10. f71882fg_write8
  11. f71882fg_write16
  12. f71882fg_read_temp
  13. f71882fg_update_device
  14. show_fan
  15. show_fan_full_speed
  16. store_fan_full_speed
  17. show_fan_beep
  18. store_fan_beep
  19. show_fan_alarm
  20. show_in
  21. show_in_max
  22. store_in_max
  23. show_in_beep
  24. store_in_beep
  25. show_in_alarm
  26. show_temp
  27. show_temp_max
  28. store_temp_max
  29. show_temp_max_hyst
  30. store_temp_max_hyst
  31. show_temp_crit
  32. store_temp_crit
  33. show_temp_crit_hyst
  34. show_temp_type
  35. show_temp_beep
  36. store_temp_beep
  37. show_temp_alarm
  38. show_temp_fault
  39. show_pwm
  40. store_pwm
  41. show_simple_pwm
  42. store_simple_pwm
  43. show_pwm_enable
  44. store_pwm_enable
  45. show_pwm_auto_point_pwm
  46. store_pwm_auto_point_pwm
  47. show_pwm_auto_point_temp_hyst
  48. store_pwm_auto_point_temp_hyst
  49. show_pwm_interpolate
  50. store_pwm_interpolate
  51. show_pwm_auto_point_channel
  52. store_pwm_auto_point_channel
  53. show_pwm_auto_point_temp
  54. store_pwm_auto_point_temp
  55. name_show
  56. f71882fg_create_sysfs_files
  57. f71882fg_remove_sysfs_files
  58. f71882fg_create_fan_sysfs_files
  59. f71882fg_probe
  60. f71882fg_remove
  61. f71882fg_find
  62. f71882fg_device_add
  63. f71882fg_init
  64. f71882fg_exit

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

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