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/drivers/hwmon/f71882fg.c

http://github.com/mirrors/linux
C | 2798 lines | 2413 code | 292 blank | 93 comment | 192 complexity | 704a96931ed4f77e68ef954b2f9e51d6 MD5 | raw file
   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/***************************************************************************
   3 *   Copyright (C) 2006 by Hans Edgington <hans@edgington.nl>              *
   4 *   Copyright (C) 2007-2011 Hans de Goede <hdegoede@redhat.com>           *
   5 *                                                                         *
   6 ***************************************************************************/
   7
   8#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
   9
  10#include <linux/module.h>
  11#include <linux/init.h>
  12#include <linux/slab.h>
  13#include <linux/jiffies.h>
  14#include <linux/platform_device.h>
  15#include <linux/hwmon.h>
  16#include <linux/hwmon-sysfs.h>
  17#include <linux/err.h>
  18#include <linux/mutex.h>
  19#include <linux/io.h>
  20#include <linux/acpi.h>
  21
  22#define DRVNAME "f71882fg"
  23
  24#define SIO_F71858FG_LD_HWM	0x02	/* Hardware monitor logical device */
  25#define SIO_F71882FG_LD_HWM	0x04	/* Hardware monitor logical device */
  26#define SIO_UNLOCK_KEY		0x87	/* Key to enable Super-I/O */
  27#define SIO_LOCK_KEY		0xAA	/* Key to disable Super-I/O */
  28
  29#define SIO_REG_LDSEL		0x07	/* Logical device select */
  30#define SIO_REG_DEVID		0x20	/* Device ID (2 bytes) */
  31#define SIO_REG_DEVREV		0x22	/* Device revision */
  32#define SIO_REG_MANID		0x23	/* Fintek ID (2 bytes) */
  33#define SIO_REG_ENABLE		0x30	/* Logical device enable */
  34#define SIO_REG_ADDR		0x60	/* Logical device address (2 bytes) */
  35
  36#define SIO_FINTEK_ID		0x1934	/* Manufacturers ID */
  37#define SIO_F71808E_ID		0x0901	/* Chipset ID */
  38#define SIO_F71808A_ID		0x1001	/* Chipset ID */
  39#define SIO_F71858_ID		0x0507  /* Chipset ID */
  40#define SIO_F71862_ID		0x0601	/* Chipset ID */
  41#define SIO_F71868_ID		0x1106	/* Chipset ID */
  42#define SIO_F71869_ID		0x0814	/* Chipset ID */
  43#define SIO_F71869A_ID		0x1007	/* Chipset ID */
  44#define SIO_F71882_ID		0x0541	/* Chipset ID */
  45#define SIO_F71889_ID		0x0723	/* Chipset ID */
  46#define SIO_F71889E_ID		0x0909	/* Chipset ID */
  47#define SIO_F71889A_ID		0x1005	/* Chipset ID */
  48#define SIO_F8000_ID		0x0581	/* Chipset ID */
  49#define SIO_F81768D_ID		0x1210	/* Chipset ID */
  50#define SIO_F81865_ID		0x0704	/* Chipset ID */
  51#define SIO_F81866_ID		0x1010	/* Chipset ID */
  52
  53#define REGION_LENGTH		8
  54#define ADDR_REG_OFFSET		5
  55#define DATA_REG_OFFSET		6
  56
  57#define F71882FG_REG_IN_STATUS		0x12 /* f7188x only */
  58#define F71882FG_REG_IN_BEEP		0x13 /* f7188x only */
  59#define F71882FG_REG_IN(nr)		(0x20  + (nr))
  60#define F71882FG_REG_IN1_HIGH		0x32 /* f7188x only */
  61
  62#define F81866_REG_IN_STATUS		0x16 /* F81866 only */
  63#define F81866_REG_IN_BEEP			0x17 /* F81866 only */
  64#define F81866_REG_IN1_HIGH		0x3a /* F81866 only */
  65
  66#define F71882FG_REG_FAN(nr)		(0xA0 + (16 * (nr)))
  67#define F71882FG_REG_FAN_TARGET(nr)	(0xA2 + (16 * (nr)))
  68#define F71882FG_REG_FAN_FULL_SPEED(nr)	(0xA4 + (16 * (nr)))
  69#define F71882FG_REG_FAN_STATUS		0x92
  70#define F71882FG_REG_FAN_BEEP		0x93
  71
  72#define F71882FG_REG_TEMP(nr)		(0x70 + 2 * (nr))
  73#define F71882FG_REG_TEMP_OVT(nr)	(0x80 + 2 * (nr))
  74#define F71882FG_REG_TEMP_HIGH(nr)	(0x81 + 2 * (nr))
  75#define F71882FG_REG_TEMP_STATUS	0x62
  76#define F71882FG_REG_TEMP_BEEP		0x63
  77#define F71882FG_REG_TEMP_CONFIG	0x69
  78#define F71882FG_REG_TEMP_HYST(nr)	(0x6C + (nr))
  79#define F71882FG_REG_TEMP_TYPE		0x6B
  80#define F71882FG_REG_TEMP_DIODE_OPEN	0x6F
  81
  82#define F71882FG_REG_PWM(nr)		(0xA3 + (16 * (nr)))
  83#define F71882FG_REG_PWM_TYPE		0x94
  84#define F71882FG_REG_PWM_ENABLE		0x96
  85
  86#define F71882FG_REG_FAN_HYST(nr)	(0x98 + (nr))
  87
  88#define F71882FG_REG_FAN_FAULT_T	0x9F
  89#define F71882FG_FAN_NEG_TEMP_EN	0x20
  90#define F71882FG_FAN_PROG_SEL		0x80
  91
  92#define F71882FG_REG_POINT_PWM(pwm, point)	(0xAA + (point) + (16 * (pwm)))
  93#define F71882FG_REG_POINT_TEMP(pwm, point)	(0xA6 + (point) + (16 * (pwm)))
  94#define F71882FG_REG_POINT_MAPPING(nr)		(0xAF + 16 * (nr))
  95
  96#define	F71882FG_REG_START		0x01
  97
  98#define F71882FG_MAX_INS		11
  99
 100#define FAN_MIN_DETECT			366 /* Lowest detectable fanspeed */
 101
 102static unsigned short force_id;
 103module_param(force_id, ushort, 0);
 104MODULE_PARM_DESC(force_id, "Override the detected device ID");
 105
 106enum chips { f71808e, f71808a, f71858fg, f71862fg, f71868a, f71869, f71869a,
 107	f71882fg, f71889fg, f71889ed, f71889a, f8000, f81768d, f81865f,
 108	f81866a};
 109
 110static const char *const f71882fg_names[] = {
 111	"f71808e",
 112	"f71808a",
 113	"f71858fg",
 114	"f71862fg",
 115	"f71868a",
 116	"f71869", /* Both f71869f and f71869e, reg. compatible and same id */
 117	"f71869a",
 118	"f71882fg",
 119	"f71889fg", /* f81801u too, same id */
 120	"f71889ed",
 121	"f71889a",
 122	"f8000",
 123	"f81768d",
 124	"f81865f",
 125	"f81866a",
 126};
 127
 128static const char f71882fg_has_in[][F71882FG_MAX_INS] = {
 129	[f71808e]	= { 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0 },
 130	[f71808a]	= { 1, 1, 1, 1, 0, 0, 0, 1, 1, 0, 0 },
 131	[f71858fg]	= { 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 },
 132	[f71862fg]	= { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 133	[f71868a]	= { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0 },
 134	[f71869]	= { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 135	[f71869a]	= { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 136	[f71882fg]	= { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 137	[f71889fg]	= { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 138	[f71889ed]	= { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 139	[f71889a]	= { 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 140	[f8000]		= { 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 },
 141	[f81768d]	= { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 },
 142	[f81865f]	= { 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0 },
 143	[f81866a]	= { 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0 },
 144};
 145
 146static const char f71882fg_has_in1_alarm[] = {
 147	[f71808e]	= 0,
 148	[f71808a]	= 0,
 149	[f71858fg]	= 0,
 150	[f71862fg]	= 0,
 151	[f71868a]	= 0,
 152	[f71869]	= 0,
 153	[f71869a]	= 0,
 154	[f71882fg]	= 1,
 155	[f71889fg]	= 1,
 156	[f71889ed]	= 1,
 157	[f71889a]	= 1,
 158	[f8000]		= 0,
 159	[f81768d]	= 1,
 160	[f81865f]	= 1,
 161	[f81866a]	= 1,
 162};
 163
 164static const char f71882fg_fan_has_beep[] = {
 165	[f71808e]	= 0,
 166	[f71808a]	= 0,
 167	[f71858fg]	= 0,
 168	[f71862fg]	= 1,
 169	[f71868a]	= 1,
 170	[f71869]	= 1,
 171	[f71869a]	= 1,
 172	[f71882fg]	= 1,
 173	[f71889fg]	= 1,
 174	[f71889ed]	= 1,
 175	[f71889a]	= 1,
 176	[f8000]		= 0,
 177	[f81768d]	= 1,
 178	[f81865f]	= 1,
 179	[f81866a]	= 1,
 180};
 181
 182static const char f71882fg_nr_fans[] = {
 183	[f71808e]	= 3,
 184	[f71808a]	= 2, /* +1 fan which is monitor + simple pwm only */
 185	[f71858fg]	= 3,
 186	[f71862fg]	= 3,
 187	[f71868a]	= 3,
 188	[f71869]	= 3,
 189	[f71869a]	= 3,
 190	[f71882fg]	= 4,
 191	[f71889fg]	= 3,
 192	[f71889ed]	= 3,
 193	[f71889a]	= 3,
 194	[f8000]		= 3, /* +1 fan which is monitor only */
 195	[f81768d]	= 3,
 196	[f81865f]	= 2,
 197	[f81866a]	= 3,
 198};
 199
 200static const char f71882fg_temp_has_beep[] = {
 201	[f71808e]	= 0,
 202	[f71808a]	= 1,
 203	[f71858fg]	= 0,
 204	[f71862fg]	= 1,
 205	[f71868a]	= 1,
 206	[f71869]	= 1,
 207	[f71869a]	= 1,
 208	[f71882fg]	= 1,
 209	[f71889fg]	= 1,
 210	[f71889ed]	= 1,
 211	[f71889a]	= 1,
 212	[f8000]		= 0,
 213	[f81768d]	= 1,
 214	[f81865f]	= 1,
 215	[f81866a]	= 1,
 216};
 217
 218static const char f71882fg_nr_temps[] = {
 219	[f71808e]	= 2,
 220	[f71808a]	= 2,
 221	[f71858fg]	= 3,
 222	[f71862fg]	= 3,
 223	[f71868a]	= 3,
 224	[f71869]	= 3,
 225	[f71869a]	= 3,
 226	[f71882fg]	= 3,
 227	[f71889fg]	= 3,
 228	[f71889ed]	= 3,
 229	[f71889a]	= 3,
 230	[f8000]		= 3,
 231	[f81768d]	= 3,
 232	[f81865f]	= 2,
 233	[f81866a]	= 3,
 234};
 235
 236static struct platform_device *f71882fg_pdev;
 237
 238/* Super-I/O Function prototypes */
 239static inline int superio_inb(int base, int reg);
 240static inline int superio_inw(int base, int reg);
 241static inline int superio_enter(int base);
 242static inline void superio_select(int base, int ld);
 243static inline void superio_exit(int base);
 244
 245struct f71882fg_sio_data {
 246	enum chips type;
 247};
 248
 249struct f71882fg_data {
 250	unsigned short addr;
 251	enum chips type;
 252	struct device *hwmon_dev;
 253
 254	struct mutex update_lock;
 255	int temp_start;			/* temp numbering start (0 or 1) */
 256	char valid;			/* !=0 if following fields are valid */
 257	char auto_point_temp_signed;
 258	unsigned long last_updated;	/* In jiffies */
 259	unsigned long last_limits;	/* In jiffies */
 260
 261	/* Register Values */
 262	u8	in[F71882FG_MAX_INS];
 263	u8	in1_max;
 264	u8	in_status;
 265	u8	in_beep;
 266	u16	fan[4];
 267	u16	fan_target[4];
 268	u16	fan_full_speed[4];
 269	u8	fan_status;
 270	u8	fan_beep;
 271	/*
 272	 * Note: all models have max 3 temperature channels, but on some
 273	 * they are addressed as 0-2 and on others as 1-3, so for coding
 274	 * convenience we reserve space for 4 channels
 275	 */
 276	u16	temp[4];
 277	u8	temp_ovt[4];
 278	u8	temp_high[4];
 279	u8	temp_hyst[2]; /* 2 hysts stored per reg */
 280	u8	temp_type[4];
 281	u8	temp_status;
 282	u8	temp_beep;
 283	u8	temp_diode_open;
 284	u8	temp_config;
 285	u8	pwm[4];
 286	u8	pwm_enable;
 287	u8	pwm_auto_point_hyst[2];
 288	u8	pwm_auto_point_mapping[4];
 289	u8	pwm_auto_point_pwm[4][5];
 290	s8	pwm_auto_point_temp[4][4];
 291};
 292
 293/* Sysfs in */
 294static ssize_t show_in(struct device *dev, struct device_attribute *devattr,
 295	char *buf);
 296static ssize_t show_in_max(struct device *dev, struct device_attribute
 297	*devattr, char *buf);
 298static ssize_t store_in_max(struct device *dev, struct device_attribute
 299	*devattr, const char *buf, size_t count);
 300static ssize_t show_in_beep(struct device *dev, struct device_attribute
 301	*devattr, char *buf);
 302static ssize_t store_in_beep(struct device *dev, struct device_attribute
 303	*devattr, const char *buf, size_t count);
 304static ssize_t show_in_alarm(struct device *dev, struct device_attribute
 305	*devattr, char *buf);
 306/* Sysfs Fan */
 307static ssize_t show_fan(struct device *dev, struct device_attribute *devattr,
 308	char *buf);
 309static ssize_t show_fan_full_speed(struct device *dev,
 310	struct device_attribute *devattr, char *buf);
 311static ssize_t store_fan_full_speed(struct device *dev,
 312	struct device_attribute *devattr, const char *buf, size_t count);
 313static ssize_t show_fan_beep(struct device *dev, struct device_attribute
 314	*devattr, char *buf);
 315static ssize_t store_fan_beep(struct device *dev, struct device_attribute
 316	*devattr, const char *buf, size_t count);
 317static ssize_t show_fan_alarm(struct device *dev, struct device_attribute
 318	*devattr, char *buf);
 319/* Sysfs Temp */
 320static ssize_t show_temp(struct device *dev, struct device_attribute
 321	*devattr, char *buf);
 322static ssize_t show_temp_max(struct device *dev, struct device_attribute
 323	*devattr, char *buf);
 324static ssize_t store_temp_max(struct device *dev, struct device_attribute
 325	*devattr, const char *buf, size_t count);
 326static ssize_t show_temp_max_hyst(struct device *dev, struct device_attribute
 327	*devattr, char *buf);
 328static ssize_t store_temp_max_hyst(struct device *dev, struct device_attribute
 329	*devattr, const char *buf, size_t count);
 330static ssize_t show_temp_crit(struct device *dev, struct device_attribute
 331	*devattr, char *buf);
 332static ssize_t store_temp_crit(struct device *dev, struct device_attribute
 333	*devattr, const char *buf, size_t count);
 334static ssize_t show_temp_crit_hyst(struct device *dev, struct device_attribute
 335	*devattr, char *buf);
 336static ssize_t show_temp_type(struct device *dev, struct device_attribute
 337	*devattr, char *buf);
 338static ssize_t show_temp_beep(struct device *dev, struct device_attribute
 339	*devattr, char *buf);
 340static ssize_t store_temp_beep(struct device *dev, struct device_attribute
 341	*devattr, const char *buf, size_t count);
 342static ssize_t show_temp_alarm(struct device *dev, struct device_attribute
 343	*devattr, char *buf);
 344static ssize_t show_temp_fault(struct device *dev, struct device_attribute
 345	*devattr, char *buf);
 346/* PWM and Auto point control */
 347static ssize_t show_pwm(struct device *dev, struct device_attribute *devattr,
 348	char *buf);
 349static ssize_t store_pwm(struct device *dev, struct device_attribute *devattr,
 350	const char *buf, size_t count);
 351static ssize_t show_simple_pwm(struct device *dev,
 352	struct device_attribute *devattr, char *buf);
 353static ssize_t store_simple_pwm(struct device *dev,
 354	struct device_attribute *devattr, const char *buf, size_t count);
 355static ssize_t show_pwm_enable(struct device *dev,
 356	struct device_attribute *devattr, char *buf);
 357static ssize_t store_pwm_enable(struct device *dev,
 358	struct device_attribute	*devattr, const char *buf, size_t count);
 359static ssize_t show_pwm_interpolate(struct device *dev,
 360	struct device_attribute *devattr, char *buf);
 361static ssize_t store_pwm_interpolate(struct device *dev,
 362	struct device_attribute *devattr, const char *buf, size_t count);
 363static ssize_t show_pwm_auto_point_channel(struct device *dev,
 364	struct device_attribute *devattr, char *buf);
 365static ssize_t store_pwm_auto_point_channel(struct device *dev,
 366	struct device_attribute *devattr, const char *buf, size_t count);
 367static ssize_t show_pwm_auto_point_temp_hyst(struct device *dev,
 368	struct device_attribute *devattr, char *buf);
 369static ssize_t store_pwm_auto_point_temp_hyst(struct device *dev,
 370	struct device_attribute *devattr, const char *buf, size_t count);
 371static ssize_t show_pwm_auto_point_pwm(struct device *dev,
 372	struct device_attribute *devattr, char *buf);
 373static ssize_t store_pwm_auto_point_pwm(struct device *dev,
 374	struct device_attribute *devattr, const char *buf, size_t count);
 375static ssize_t show_pwm_auto_point_temp(struct device *dev,
 376	struct device_attribute *devattr, char *buf);
 377static ssize_t store_pwm_auto_point_temp(struct device *dev,
 378	struct device_attribute *devattr, const char *buf, size_t count);
 379/* Sysfs misc */
 380static ssize_t name_show(struct device *dev, struct device_attribute *devattr,
 381	char *buf);
 382
 383static int f71882fg_probe(struct platform_device *pdev);
 384static int f71882fg_remove(struct platform_device *pdev);
 385
 386static struct platform_driver f71882fg_driver = {
 387	.driver = {
 388		.name	= DRVNAME,
 389	},
 390	.probe		= f71882fg_probe,
 391	.remove		= f71882fg_remove,
 392};
 393
 394static DEVICE_ATTR_RO(name);
 395
 396/*
 397 * Temp attr for the f71858fg, the f71858fg is special as it has its
 398 * temperature indexes start at 0 (the others start at 1)
 399 */
 400static struct sensor_device_attribute_2 f71858fg_temp_attr[] = {
 401	SENSOR_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, 0, 0),
 402	SENSOR_ATTR_2(temp1_max, S_IRUGO|S_IWUSR, show_temp_max,
 403		store_temp_max, 0, 0),
 404	SENSOR_ATTR_2(temp1_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 405		store_temp_max_hyst, 0, 0),
 406	SENSOR_ATTR_2(temp1_max_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 0),
 407	SENSOR_ATTR_2(temp1_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 408		store_temp_crit, 0, 0),
 409	SENSOR_ATTR_2(temp1_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 410		0, 0),
 411	SENSOR_ATTR_2(temp1_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 4),
 412	SENSOR_ATTR_2(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0, 0),
 413	SENSOR_ATTR_2(temp2_input, S_IRUGO, show_temp, NULL, 0, 1),
 414	SENSOR_ATTR_2(temp2_max, S_IRUGO|S_IWUSR, show_temp_max,
 415		store_temp_max, 0, 1),
 416	SENSOR_ATTR_2(temp2_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 417		store_temp_max_hyst, 0, 1),
 418	SENSOR_ATTR_2(temp2_max_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 1),
 419	SENSOR_ATTR_2(temp2_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 420		store_temp_crit, 0, 1),
 421	SENSOR_ATTR_2(temp2_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 422		0, 1),
 423	SENSOR_ATTR_2(temp2_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 5),
 424	SENSOR_ATTR_2(temp2_fault, S_IRUGO, show_temp_fault, NULL, 0, 1),
 425	SENSOR_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 0, 2),
 426	SENSOR_ATTR_2(temp3_max, S_IRUGO|S_IWUSR, show_temp_max,
 427		store_temp_max, 0, 2),
 428	SENSOR_ATTR_2(temp3_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 429		store_temp_max_hyst, 0, 2),
 430	SENSOR_ATTR_2(temp3_max_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 2),
 431	SENSOR_ATTR_2(temp3_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 432		store_temp_crit, 0, 2),
 433	SENSOR_ATTR_2(temp3_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 434		0, 2),
 435	SENSOR_ATTR_2(temp3_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 6),
 436	SENSOR_ATTR_2(temp3_fault, S_IRUGO, show_temp_fault, NULL, 0, 2),
 437};
 438
 439/* Temp attr for the standard models */
 440static struct sensor_device_attribute_2 fxxxx_temp_attr[3][9] = { {
 441	SENSOR_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, 0, 1),
 442	SENSOR_ATTR_2(temp1_max, S_IRUGO|S_IWUSR, show_temp_max,
 443		store_temp_max, 0, 1),
 444	SENSOR_ATTR_2(temp1_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 445		store_temp_max_hyst, 0, 1),
 446	/*
 447	 * Should really be temp1_max_alarm, but older versions did not handle
 448	 * the max and crit alarms separately and lm_sensors v2 depends on the
 449	 * presence of temp#_alarm files. The same goes for temp2/3 _alarm.
 450	 */
 451	SENSOR_ATTR_2(temp1_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 1),
 452	SENSOR_ATTR_2(temp1_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 453		store_temp_crit, 0, 1),
 454	SENSOR_ATTR_2(temp1_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 455		0, 1),
 456	SENSOR_ATTR_2(temp1_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 5),
 457	SENSOR_ATTR_2(temp1_type, S_IRUGO, show_temp_type, NULL, 0, 1),
 458	SENSOR_ATTR_2(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0, 1),
 459}, {
 460	SENSOR_ATTR_2(temp2_input, S_IRUGO, show_temp, NULL, 0, 2),
 461	SENSOR_ATTR_2(temp2_max, S_IRUGO|S_IWUSR, show_temp_max,
 462		store_temp_max, 0, 2),
 463	SENSOR_ATTR_2(temp2_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 464		store_temp_max_hyst, 0, 2),
 465	/* Should be temp2_max_alarm, see temp1_alarm note */
 466	SENSOR_ATTR_2(temp2_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 2),
 467	SENSOR_ATTR_2(temp2_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 468		store_temp_crit, 0, 2),
 469	SENSOR_ATTR_2(temp2_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 470		0, 2),
 471	SENSOR_ATTR_2(temp2_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 6),
 472	SENSOR_ATTR_2(temp2_type, S_IRUGO, show_temp_type, NULL, 0, 2),
 473	SENSOR_ATTR_2(temp2_fault, S_IRUGO, show_temp_fault, NULL, 0, 2),
 474}, {
 475	SENSOR_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 0, 3),
 476	SENSOR_ATTR_2(temp3_max, S_IRUGO|S_IWUSR, show_temp_max,
 477		store_temp_max, 0, 3),
 478	SENSOR_ATTR_2(temp3_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
 479		store_temp_max_hyst, 0, 3),
 480	/* Should be temp3_max_alarm, see temp1_alarm note */
 481	SENSOR_ATTR_2(temp3_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 3),
 482	SENSOR_ATTR_2(temp3_crit, S_IRUGO|S_IWUSR, show_temp_crit,
 483		store_temp_crit, 0, 3),
 484	SENSOR_ATTR_2(temp3_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
 485		0, 3),
 486	SENSOR_ATTR_2(temp3_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 7),
 487	SENSOR_ATTR_2(temp3_type, S_IRUGO, show_temp_type, NULL, 0, 3),
 488	SENSOR_ATTR_2(temp3_fault, S_IRUGO, show_temp_fault, NULL, 0, 3),
 489} };
 490
 491/* Temp attr for models which can beep on temp alarm */
 492static struct sensor_device_attribute_2 fxxxx_temp_beep_attr[3][2] = { {
 493	SENSOR_ATTR_2(temp1_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 494		store_temp_beep, 0, 1),
 495	SENSOR_ATTR_2(temp1_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 496		store_temp_beep, 0, 5),
 497}, {
 498	SENSOR_ATTR_2(temp2_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 499		store_temp_beep, 0, 2),
 500	SENSOR_ATTR_2(temp2_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 501		store_temp_beep, 0, 6),
 502}, {
 503	SENSOR_ATTR_2(temp3_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 504		store_temp_beep, 0, 3),
 505	SENSOR_ATTR_2(temp3_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 506		store_temp_beep, 0, 7),
 507} };
 508
 509static struct sensor_device_attribute_2 f81866_temp_beep_attr[3][2] = { {
 510	SENSOR_ATTR_2(temp1_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 511		store_temp_beep, 0, 0),
 512	SENSOR_ATTR_2(temp1_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 513		store_temp_beep, 0, 4),
 514}, {
 515	SENSOR_ATTR_2(temp2_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 516		store_temp_beep, 0, 1),
 517	SENSOR_ATTR_2(temp2_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 518		store_temp_beep, 0, 5),
 519}, {
 520	SENSOR_ATTR_2(temp3_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 521		store_temp_beep, 0, 2),
 522	SENSOR_ATTR_2(temp3_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
 523		store_temp_beep, 0, 6),
 524} };
 525
 526/*
 527 * Temp attr for the f8000
 528 * Note on the f8000 temp_ovt (crit) is used as max, and temp_high (max)
 529 * is used as hysteresis value to clear alarms
 530 * Also like the f71858fg its temperature indexes start at 0
 531 */
 532static struct sensor_device_attribute_2 f8000_temp_attr[] = {
 533	SENSOR_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, 0, 0),
 534	SENSOR_ATTR_2(temp1_max, S_IRUGO|S_IWUSR, show_temp_crit,
 535		store_temp_crit, 0, 0),
 536	SENSOR_ATTR_2(temp1_max_hyst, S_IRUGO|S_IWUSR, show_temp_max,
 537		store_temp_max, 0, 0),
 538	SENSOR_ATTR_2(temp1_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 4),
 539	SENSOR_ATTR_2(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0, 0),
 540	SENSOR_ATTR_2(temp2_input, S_IRUGO, show_temp, NULL, 0, 1),
 541	SENSOR_ATTR_2(temp2_max, S_IRUGO|S_IWUSR, show_temp_crit,
 542		store_temp_crit, 0, 1),
 543	SENSOR_ATTR_2(temp2_max_hyst, S_IRUGO|S_IWUSR, show_temp_max,
 544		store_temp_max, 0, 1),
 545	SENSOR_ATTR_2(temp2_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 5),
 546	SENSOR_ATTR_2(temp2_fault, S_IRUGO, show_temp_fault, NULL, 0, 1),
 547	SENSOR_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 0, 2),
 548	SENSOR_ATTR_2(temp3_max, S_IRUGO|S_IWUSR, show_temp_crit,
 549		store_temp_crit, 0, 2),
 550	SENSOR_ATTR_2(temp3_max_hyst, S_IRUGO|S_IWUSR, show_temp_max,
 551		store_temp_max, 0, 2),
 552	SENSOR_ATTR_2(temp3_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 6),
 553	SENSOR_ATTR_2(temp3_fault, S_IRUGO, show_temp_fault, NULL, 0, 2),
 554};
 555
 556/* in attr for all models */
 557static struct sensor_device_attribute_2 fxxxx_in_attr[] = {
 558	SENSOR_ATTR_2(in0_input, S_IRUGO, show_in, NULL, 0, 0),
 559	SENSOR_ATTR_2(in1_input, S_IRUGO, show_in, NULL, 0, 1),
 560	SENSOR_ATTR_2(in2_input, S_IRUGO, show_in, NULL, 0, 2),
 561	SENSOR_ATTR_2(in3_input, S_IRUGO, show_in, NULL, 0, 3),
 562	SENSOR_ATTR_2(in4_input, S_IRUGO, show_in, NULL, 0, 4),
 563	SENSOR_ATTR_2(in5_input, S_IRUGO, show_in, NULL, 0, 5),
 564	SENSOR_ATTR_2(in6_input, S_IRUGO, show_in, NULL, 0, 6),
 565	SENSOR_ATTR_2(in7_input, S_IRUGO, show_in, NULL, 0, 7),
 566	SENSOR_ATTR_2(in8_input, S_IRUGO, show_in, NULL, 0, 8),
 567	SENSOR_ATTR_2(in9_input, S_IRUGO, show_in, NULL, 0, 9),
 568	SENSOR_ATTR_2(in10_input, S_IRUGO, show_in, NULL, 0, 10),
 569};
 570
 571/* For models with in1 alarm capability */
 572static struct sensor_device_attribute_2 fxxxx_in1_alarm_attr[] = {
 573	SENSOR_ATTR_2(in1_max, S_IRUGO|S_IWUSR, show_in_max, store_in_max,
 574		0, 1),
 575	SENSOR_ATTR_2(in1_beep, S_IRUGO|S_IWUSR, show_in_beep, store_in_beep,
 576		0, 1),
 577	SENSOR_ATTR_2(in1_alarm, S_IRUGO, show_in_alarm, NULL, 0, 1),
 578};
 579
 580/* Fan / PWM attr common to all models */
 581static struct sensor_device_attribute_2 fxxxx_fan_attr[4][6] = { {
 582	SENSOR_ATTR_2(fan1_input, S_IRUGO, show_fan, NULL, 0, 0),
 583	SENSOR_ATTR_2(fan1_full_speed, S_IRUGO|S_IWUSR,
 584		      show_fan_full_speed,
 585		      store_fan_full_speed, 0, 0),
 586	SENSOR_ATTR_2(fan1_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 0),
 587	SENSOR_ATTR_2(pwm1, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 0),
 588	SENSOR_ATTR_2(pwm1_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
 589		      store_pwm_enable, 0, 0),
 590	SENSOR_ATTR_2(pwm1_interpolate, S_IRUGO|S_IWUSR,
 591		      show_pwm_interpolate, store_pwm_interpolate, 0, 0),
 592}, {
 593	SENSOR_ATTR_2(fan2_input, S_IRUGO, show_fan, NULL, 0, 1),
 594	SENSOR_ATTR_2(fan2_full_speed, S_IRUGO|S_IWUSR,
 595		      show_fan_full_speed,
 596		      store_fan_full_speed, 0, 1),
 597	SENSOR_ATTR_2(fan2_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 1),
 598	SENSOR_ATTR_2(pwm2, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 1),
 599	SENSOR_ATTR_2(pwm2_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
 600		      store_pwm_enable, 0, 1),
 601	SENSOR_ATTR_2(pwm2_interpolate, S_IRUGO|S_IWUSR,
 602		      show_pwm_interpolate, store_pwm_interpolate, 0, 1),
 603}, {
 604	SENSOR_ATTR_2(fan3_input, S_IRUGO, show_fan, NULL, 0, 2),
 605	SENSOR_ATTR_2(fan3_full_speed, S_IRUGO|S_IWUSR,
 606		      show_fan_full_speed,
 607		      store_fan_full_speed, 0, 2),
 608	SENSOR_ATTR_2(fan3_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 2),
 609	SENSOR_ATTR_2(pwm3, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 2),
 610	SENSOR_ATTR_2(pwm3_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
 611		      store_pwm_enable, 0, 2),
 612	SENSOR_ATTR_2(pwm3_interpolate, S_IRUGO|S_IWUSR,
 613		      show_pwm_interpolate, store_pwm_interpolate, 0, 2),
 614}, {
 615	SENSOR_ATTR_2(fan4_input, S_IRUGO, show_fan, NULL, 0, 3),
 616	SENSOR_ATTR_2(fan4_full_speed, S_IRUGO|S_IWUSR,
 617		      show_fan_full_speed,
 618		      store_fan_full_speed, 0, 3),
 619	SENSOR_ATTR_2(fan4_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 3),
 620	SENSOR_ATTR_2(pwm4, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 3),
 621	SENSOR_ATTR_2(pwm4_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
 622		      store_pwm_enable, 0, 3),
 623	SENSOR_ATTR_2(pwm4_interpolate, S_IRUGO|S_IWUSR,
 624		      show_pwm_interpolate, store_pwm_interpolate, 0, 3),
 625} };
 626
 627/* Attr for the third fan of the f71808a, which only has manual pwm */
 628static struct sensor_device_attribute_2 f71808a_fan3_attr[] = {
 629	SENSOR_ATTR_2(fan3_input, S_IRUGO, show_fan, NULL, 0, 2),
 630	SENSOR_ATTR_2(fan3_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 2),
 631	SENSOR_ATTR_2(pwm3, S_IRUGO|S_IWUSR,
 632		      show_simple_pwm, store_simple_pwm, 0, 2),
 633};
 634
 635/* Attr for models which can beep on Fan alarm */
 636static struct sensor_device_attribute_2 fxxxx_fan_beep_attr[] = {
 637	SENSOR_ATTR_2(fan1_beep, S_IRUGO|S_IWUSR, show_fan_beep,
 638		store_fan_beep, 0, 0),
 639	SENSOR_ATTR_2(fan2_beep, S_IRUGO|S_IWUSR, show_fan_beep,
 640		store_fan_beep, 0, 1),
 641	SENSOR_ATTR_2(fan3_beep, S_IRUGO|S_IWUSR, show_fan_beep,
 642		store_fan_beep, 0, 2),
 643	SENSOR_ATTR_2(fan4_beep, S_IRUGO|S_IWUSR, show_fan_beep,
 644		store_fan_beep, 0, 3),
 645};
 646
 647/*
 648 * PWM attr for the f71862fg, fewer pwms and fewer zones per pwm than the
 649 * standard models
 650 */
 651static struct sensor_device_attribute_2 f71862fg_auto_pwm_attr[3][7] = { {
 652	SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
 653		      show_pwm_auto_point_channel,
 654		      store_pwm_auto_point_channel, 0, 0),
 655	SENSOR_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO|S_IWUSR,
 656		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 657		      1, 0),
 658	SENSOR_ATTR_2(pwm1_auto_point2_pwm, S_IRUGO|S_IWUSR,
 659		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 660		      4, 0),
 661	SENSOR_ATTR_2(pwm1_auto_point1_temp, S_IRUGO|S_IWUSR,
 662		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 663		      0, 0),
 664	SENSOR_ATTR_2(pwm1_auto_point2_temp, S_IRUGO|S_IWUSR,
 665		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 666		      3, 0),
 667	SENSOR_ATTR_2(pwm1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 668		      show_pwm_auto_point_temp_hyst,
 669		      store_pwm_auto_point_temp_hyst,
 670		      0, 0),
 671	SENSOR_ATTR_2(pwm1_auto_point2_temp_hyst, S_IRUGO,
 672		      show_pwm_auto_point_temp_hyst, NULL, 3, 0),
 673}, {
 674	SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
 675		      show_pwm_auto_point_channel,
 676		      store_pwm_auto_point_channel, 0, 1),
 677	SENSOR_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO|S_IWUSR,
 678		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 679		      1, 1),
 680	SENSOR_ATTR_2(pwm2_auto_point2_pwm, S_IRUGO|S_IWUSR,
 681		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 682		      4, 1),
 683	SENSOR_ATTR_2(pwm2_auto_point1_temp, S_IRUGO|S_IWUSR,
 684		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 685		      0, 1),
 686	SENSOR_ATTR_2(pwm2_auto_point2_temp, S_IRUGO|S_IWUSR,
 687		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 688		      3, 1),
 689	SENSOR_ATTR_2(pwm2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 690		      show_pwm_auto_point_temp_hyst,
 691		      store_pwm_auto_point_temp_hyst,
 692		      0, 1),
 693	SENSOR_ATTR_2(pwm2_auto_point2_temp_hyst, S_IRUGO,
 694		      show_pwm_auto_point_temp_hyst, NULL, 3, 1),
 695}, {
 696	SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
 697		      show_pwm_auto_point_channel,
 698		      store_pwm_auto_point_channel, 0, 2),
 699	SENSOR_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO|S_IWUSR,
 700		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 701		      1, 2),
 702	SENSOR_ATTR_2(pwm3_auto_point2_pwm, S_IRUGO|S_IWUSR,
 703		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 704		      4, 2),
 705	SENSOR_ATTR_2(pwm3_auto_point1_temp, S_IRUGO|S_IWUSR,
 706		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 707		      0, 2),
 708	SENSOR_ATTR_2(pwm3_auto_point2_temp, S_IRUGO|S_IWUSR,
 709		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 710		      3, 2),
 711	SENSOR_ATTR_2(pwm3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 712		      show_pwm_auto_point_temp_hyst,
 713		      store_pwm_auto_point_temp_hyst,
 714		      0, 2),
 715	SENSOR_ATTR_2(pwm3_auto_point2_temp_hyst, S_IRUGO,
 716		      show_pwm_auto_point_temp_hyst, NULL, 3, 2),
 717} };
 718
 719/*
 720 * PWM attr for the f71808e/f71869, almost identical to the f71862fg, but the
 721 * pwm setting when the temperature is above the pwmX_auto_point1_temp can be
 722 * programmed instead of being hardcoded to 0xff
 723 */
 724static struct sensor_device_attribute_2 f71869_auto_pwm_attr[3][8] = { {
 725	SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
 726		      show_pwm_auto_point_channel,
 727		      store_pwm_auto_point_channel, 0, 0),
 728	SENSOR_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO|S_IWUSR,
 729		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 730		      0, 0),
 731	SENSOR_ATTR_2(pwm1_auto_point2_pwm, S_IRUGO|S_IWUSR,
 732		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 733		      1, 0),
 734	SENSOR_ATTR_2(pwm1_auto_point3_pwm, S_IRUGO|S_IWUSR,
 735		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 736		      4, 0),
 737	SENSOR_ATTR_2(pwm1_auto_point1_temp, S_IRUGO|S_IWUSR,
 738		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 739		      0, 0),
 740	SENSOR_ATTR_2(pwm1_auto_point2_temp, S_IRUGO|S_IWUSR,
 741		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 742		      3, 0),
 743	SENSOR_ATTR_2(pwm1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 744		      show_pwm_auto_point_temp_hyst,
 745		      store_pwm_auto_point_temp_hyst,
 746		      0, 0),
 747	SENSOR_ATTR_2(pwm1_auto_point2_temp_hyst, S_IRUGO,
 748		      show_pwm_auto_point_temp_hyst, NULL, 3, 0),
 749}, {
 750	SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
 751		      show_pwm_auto_point_channel,
 752		      store_pwm_auto_point_channel, 0, 1),
 753	SENSOR_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO|S_IWUSR,
 754		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 755		      0, 1),
 756	SENSOR_ATTR_2(pwm2_auto_point2_pwm, S_IRUGO|S_IWUSR,
 757		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 758		      1, 1),
 759	SENSOR_ATTR_2(pwm2_auto_point3_pwm, S_IRUGO|S_IWUSR,
 760		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 761		      4, 1),
 762	SENSOR_ATTR_2(pwm2_auto_point1_temp, S_IRUGO|S_IWUSR,
 763		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 764		      0, 1),
 765	SENSOR_ATTR_2(pwm2_auto_point2_temp, S_IRUGO|S_IWUSR,
 766		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 767		      3, 1),
 768	SENSOR_ATTR_2(pwm2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 769		      show_pwm_auto_point_temp_hyst,
 770		      store_pwm_auto_point_temp_hyst,
 771		      0, 1),
 772	SENSOR_ATTR_2(pwm2_auto_point2_temp_hyst, S_IRUGO,
 773		      show_pwm_auto_point_temp_hyst, NULL, 3, 1),
 774}, {
 775	SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
 776		      show_pwm_auto_point_channel,
 777		      store_pwm_auto_point_channel, 0, 2),
 778	SENSOR_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO|S_IWUSR,
 779		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 780		      0, 2),
 781	SENSOR_ATTR_2(pwm3_auto_point2_pwm, S_IRUGO|S_IWUSR,
 782		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 783		      1, 2),
 784	SENSOR_ATTR_2(pwm3_auto_point3_pwm, S_IRUGO|S_IWUSR,
 785		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 786		      4, 2),
 787	SENSOR_ATTR_2(pwm3_auto_point1_temp, S_IRUGO|S_IWUSR,
 788		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 789		      0, 2),
 790	SENSOR_ATTR_2(pwm3_auto_point2_temp, S_IRUGO|S_IWUSR,
 791		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 792		      3, 2),
 793	SENSOR_ATTR_2(pwm3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 794		      show_pwm_auto_point_temp_hyst,
 795		      store_pwm_auto_point_temp_hyst,
 796		      0, 2),
 797	SENSOR_ATTR_2(pwm3_auto_point2_temp_hyst, S_IRUGO,
 798		      show_pwm_auto_point_temp_hyst, NULL, 3, 2),
 799} };
 800
 801/* PWM attr for the standard models */
 802static struct sensor_device_attribute_2 fxxxx_auto_pwm_attr[4][14] = { {
 803	SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
 804		      show_pwm_auto_point_channel,
 805		      store_pwm_auto_point_channel, 0, 0),
 806	SENSOR_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO|S_IWUSR,
 807		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 808		      0, 0),
 809	SENSOR_ATTR_2(pwm1_auto_point2_pwm, S_IRUGO|S_IWUSR,
 810		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 811		      1, 0),
 812	SENSOR_ATTR_2(pwm1_auto_point3_pwm, S_IRUGO|S_IWUSR,
 813		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 814		      2, 0),
 815	SENSOR_ATTR_2(pwm1_auto_point4_pwm, S_IRUGO|S_IWUSR,
 816		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 817		      3, 0),
 818	SENSOR_ATTR_2(pwm1_auto_point5_pwm, S_IRUGO|S_IWUSR,
 819		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 820		      4, 0),
 821	SENSOR_ATTR_2(pwm1_auto_point1_temp, S_IRUGO|S_IWUSR,
 822		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 823		      0, 0),
 824	SENSOR_ATTR_2(pwm1_auto_point2_temp, S_IRUGO|S_IWUSR,
 825		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 826		      1, 0),
 827	SENSOR_ATTR_2(pwm1_auto_point3_temp, S_IRUGO|S_IWUSR,
 828		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 829		      2, 0),
 830	SENSOR_ATTR_2(pwm1_auto_point4_temp, S_IRUGO|S_IWUSR,
 831		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 832		      3, 0),
 833	SENSOR_ATTR_2(pwm1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 834		      show_pwm_auto_point_temp_hyst,
 835		      store_pwm_auto_point_temp_hyst,
 836		      0, 0),
 837	SENSOR_ATTR_2(pwm1_auto_point2_temp_hyst, S_IRUGO,
 838		      show_pwm_auto_point_temp_hyst, NULL, 1, 0),
 839	SENSOR_ATTR_2(pwm1_auto_point3_temp_hyst, S_IRUGO,
 840		      show_pwm_auto_point_temp_hyst, NULL, 2, 0),
 841	SENSOR_ATTR_2(pwm1_auto_point4_temp_hyst, S_IRUGO,
 842		      show_pwm_auto_point_temp_hyst, NULL, 3, 0),
 843}, {
 844	SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
 845		      show_pwm_auto_point_channel,
 846		      store_pwm_auto_point_channel, 0, 1),
 847	SENSOR_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO|S_IWUSR,
 848		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 849		      0, 1),
 850	SENSOR_ATTR_2(pwm2_auto_point2_pwm, S_IRUGO|S_IWUSR,
 851		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 852		      1, 1),
 853	SENSOR_ATTR_2(pwm2_auto_point3_pwm, S_IRUGO|S_IWUSR,
 854		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 855		      2, 1),
 856	SENSOR_ATTR_2(pwm2_auto_point4_pwm, S_IRUGO|S_IWUSR,
 857		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 858		      3, 1),
 859	SENSOR_ATTR_2(pwm2_auto_point5_pwm, S_IRUGO|S_IWUSR,
 860		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 861		      4, 1),
 862	SENSOR_ATTR_2(pwm2_auto_point1_temp, S_IRUGO|S_IWUSR,
 863		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 864		      0, 1),
 865	SENSOR_ATTR_2(pwm2_auto_point2_temp, S_IRUGO|S_IWUSR,
 866		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 867		      1, 1),
 868	SENSOR_ATTR_2(pwm2_auto_point3_temp, S_IRUGO|S_IWUSR,
 869		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 870		      2, 1),
 871	SENSOR_ATTR_2(pwm2_auto_point4_temp, S_IRUGO|S_IWUSR,
 872		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 873		      3, 1),
 874	SENSOR_ATTR_2(pwm2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 875		      show_pwm_auto_point_temp_hyst,
 876		      store_pwm_auto_point_temp_hyst,
 877		      0, 1),
 878	SENSOR_ATTR_2(pwm2_auto_point2_temp_hyst, S_IRUGO,
 879		      show_pwm_auto_point_temp_hyst, NULL, 1, 1),
 880	SENSOR_ATTR_2(pwm2_auto_point3_temp_hyst, S_IRUGO,
 881		      show_pwm_auto_point_temp_hyst, NULL, 2, 1),
 882	SENSOR_ATTR_2(pwm2_auto_point4_temp_hyst, S_IRUGO,
 883		      show_pwm_auto_point_temp_hyst, NULL, 3, 1),
 884}, {
 885	SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
 886		      show_pwm_auto_point_channel,
 887		      store_pwm_auto_point_channel, 0, 2),
 888	SENSOR_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO|S_IWUSR,
 889		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 890		      0, 2),
 891	SENSOR_ATTR_2(pwm3_auto_point2_pwm, S_IRUGO|S_IWUSR,
 892		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 893		      1, 2),
 894	SENSOR_ATTR_2(pwm3_auto_point3_pwm, S_IRUGO|S_IWUSR,
 895		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 896		      2, 2),
 897	SENSOR_ATTR_2(pwm3_auto_point4_pwm, S_IRUGO|S_IWUSR,
 898		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 899		      3, 2),
 900	SENSOR_ATTR_2(pwm3_auto_point5_pwm, S_IRUGO|S_IWUSR,
 901		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 902		      4, 2),
 903	SENSOR_ATTR_2(pwm3_auto_point1_temp, S_IRUGO|S_IWUSR,
 904		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 905		      0, 2),
 906	SENSOR_ATTR_2(pwm3_auto_point2_temp, S_IRUGO|S_IWUSR,
 907		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 908		      1, 2),
 909	SENSOR_ATTR_2(pwm3_auto_point3_temp, S_IRUGO|S_IWUSR,
 910		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 911		      2, 2),
 912	SENSOR_ATTR_2(pwm3_auto_point4_temp, S_IRUGO|S_IWUSR,
 913		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 914		      3, 2),
 915	SENSOR_ATTR_2(pwm3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 916		      show_pwm_auto_point_temp_hyst,
 917		      store_pwm_auto_point_temp_hyst,
 918		      0, 2),
 919	SENSOR_ATTR_2(pwm3_auto_point2_temp_hyst, S_IRUGO,
 920		      show_pwm_auto_point_temp_hyst, NULL, 1, 2),
 921	SENSOR_ATTR_2(pwm3_auto_point3_temp_hyst, S_IRUGO,
 922		      show_pwm_auto_point_temp_hyst, NULL, 2, 2),
 923	SENSOR_ATTR_2(pwm3_auto_point4_temp_hyst, S_IRUGO,
 924		      show_pwm_auto_point_temp_hyst, NULL, 3, 2),
 925}, {
 926	SENSOR_ATTR_2(pwm4_auto_channels_temp, S_IRUGO|S_IWUSR,
 927		      show_pwm_auto_point_channel,
 928		      store_pwm_auto_point_channel, 0, 3),
 929	SENSOR_ATTR_2(pwm4_auto_point1_pwm, S_IRUGO|S_IWUSR,
 930		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 931		      0, 3),
 932	SENSOR_ATTR_2(pwm4_auto_point2_pwm, S_IRUGO|S_IWUSR,
 933		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 934		      1, 3),
 935	SENSOR_ATTR_2(pwm4_auto_point3_pwm, S_IRUGO|S_IWUSR,
 936		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 937		      2, 3),
 938	SENSOR_ATTR_2(pwm4_auto_point4_pwm, S_IRUGO|S_IWUSR,
 939		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 940		      3, 3),
 941	SENSOR_ATTR_2(pwm4_auto_point5_pwm, S_IRUGO|S_IWUSR,
 942		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 943		      4, 3),
 944	SENSOR_ATTR_2(pwm4_auto_point1_temp, S_IRUGO|S_IWUSR,
 945		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 946		      0, 3),
 947	SENSOR_ATTR_2(pwm4_auto_point2_temp, S_IRUGO|S_IWUSR,
 948		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 949		      1, 3),
 950	SENSOR_ATTR_2(pwm4_auto_point3_temp, S_IRUGO|S_IWUSR,
 951		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 952		      2, 3),
 953	SENSOR_ATTR_2(pwm4_auto_point4_temp, S_IRUGO|S_IWUSR,
 954		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 955		      3, 3),
 956	SENSOR_ATTR_2(pwm4_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
 957		      show_pwm_auto_point_temp_hyst,
 958		      store_pwm_auto_point_temp_hyst,
 959		      0, 3),
 960	SENSOR_ATTR_2(pwm4_auto_point2_temp_hyst, S_IRUGO,
 961		      show_pwm_auto_point_temp_hyst, NULL, 1, 3),
 962	SENSOR_ATTR_2(pwm4_auto_point3_temp_hyst, S_IRUGO,
 963		      show_pwm_auto_point_temp_hyst, NULL, 2, 3),
 964	SENSOR_ATTR_2(pwm4_auto_point4_temp_hyst, S_IRUGO,
 965		      show_pwm_auto_point_temp_hyst, NULL, 3, 3),
 966} };
 967
 968/* Fan attr specific to the f8000 (4th fan input can only measure speed) */
 969static struct sensor_device_attribute_2 f8000_fan_attr[] = {
 970	SENSOR_ATTR_2(fan4_input, S_IRUGO, show_fan, NULL, 0, 3),
 971};
 972
 973/*
 974 * PWM attr for the f8000, zones mapped to temp instead of to pwm!
 975 * Also the register block at offset A0 maps to TEMP1 (so our temp2, as the
 976 * F8000 starts counting temps at 0), B0 maps the TEMP2 and C0 maps to TEMP0
 977 */
 978static struct sensor_device_attribute_2 f8000_auto_pwm_attr[3][14] = { {
 979	SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
 980		      show_pwm_auto_point_channel,
 981		      store_pwm_auto_point_channel, 0, 0),
 982	SENSOR_ATTR_2(temp1_auto_point1_pwm, S_IRUGO|S_IWUSR,
 983		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 984		      0, 2),
 985	SENSOR_ATTR_2(temp1_auto_point2_pwm, S_IRUGO|S_IWUSR,
 986		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 987		      1, 2),
 988	SENSOR_ATTR_2(temp1_auto_point3_pwm, S_IRUGO|S_IWUSR,
 989		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 990		      2, 2),
 991	SENSOR_ATTR_2(temp1_auto_point4_pwm, S_IRUGO|S_IWUSR,
 992		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 993		      3, 2),
 994	SENSOR_ATTR_2(temp1_auto_point5_pwm, S_IRUGO|S_IWUSR,
 995		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
 996		      4, 2),
 997	SENSOR_ATTR_2(temp1_auto_point1_temp, S_IRUGO|S_IWUSR,
 998		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
 999		      0, 2),
1000	SENSOR_ATTR_2(temp1_auto_point2_temp, S_IRUGO|S_IWUSR,
1001		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1002		      1, 2),
1003	SENSOR_ATTR_2(temp1_auto_point3_temp, S_IRUGO|S_IWUSR,
1004		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1005		      2, 2),
1006	SENSOR_ATTR_2(temp1_auto_point4_temp, S_IRUGO|S_IWUSR,
1007		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1008		      3, 2),
1009	SENSOR_ATTR_2(temp1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
1010		      show_pwm_auto_point_temp_hyst,
1011		      store_pwm_auto_point_temp_hyst,
1012		      0, 2),
1013	SENSOR_ATTR_2(temp1_auto_point2_temp_hyst, S_IRUGO,
1014		      show_pwm_auto_point_temp_hyst, NULL, 1, 2),
1015	SENSOR_ATTR_2(temp1_auto_point3_temp_hyst, S_IRUGO,
1016		      show_pwm_auto_point_temp_hyst, NULL, 2, 2),
1017	SENSOR_ATTR_2(temp1_auto_point4_temp_hyst, S_IRUGO,
1018		      show_pwm_auto_point_temp_hyst, NULL, 3, 2),
1019}, {
1020	SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
1021		      show_pwm_auto_point_channel,
1022		      store_pwm_auto_point_channel, 0, 1),
1023	SENSOR_ATTR_2(temp2_auto_point1_pwm, S_IRUGO|S_IWUSR,
1024		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1025		      0, 0),
1026	SENSOR_ATTR_2(temp2_auto_point2_pwm, S_IRUGO|S_IWUSR,
1027		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1028		      1, 0),
1029	SENSOR_ATTR_2(temp2_auto_point3_pwm, S_IRUGO|S_IWUSR,
1030		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1031		      2, 0),
1032	SENSOR_ATTR_2(temp2_auto_point4_pwm, S_IRUGO|S_IWUSR,
1033		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1034		      3, 0),
1035	SENSOR_ATTR_2(temp2_auto_point5_pwm, S_IRUGO|S_IWUSR,
1036		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1037		      4, 0),
1038	SENSOR_ATTR_2(temp2_auto_point1_temp, S_IRUGO|S_IWUSR,
1039		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1040		      0, 0),
1041	SENSOR_ATTR_2(temp2_auto_point2_temp, S_IRUGO|S_IWUSR,
1042		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1043		      1, 0),
1044	SENSOR_ATTR_2(temp2_auto_point3_temp, S_IRUGO|S_IWUSR,
1045		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1046		      2, 0),
1047	SENSOR_ATTR_2(temp2_auto_point4_temp, S_IRUGO|S_IWUSR,
1048		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1049		      3, 0),
1050	SENSOR_ATTR_2(temp2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
1051		      show_pwm_auto_point_temp_hyst,
1052		      store_pwm_auto_point_temp_hyst,
1053		      0, 0),
1054	SENSOR_ATTR_2(temp2_auto_point2_temp_hyst, S_IRUGO,
1055		      show_pwm_auto_point_temp_hyst, NULL, 1, 0),
1056	SENSOR_ATTR_2(temp2_auto_point3_temp_hyst, S_IRUGO,
1057		      show_pwm_auto_point_temp_hyst, NULL, 2, 0),
1058	SENSOR_ATTR_2(temp2_auto_point4_temp_hyst, S_IRUGO,
1059		      show_pwm_auto_point_temp_hyst, NULL, 3, 0),
1060}, {
1061	SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
1062		      show_pwm_auto_point_channel,
1063		      store_pwm_auto_point_channel, 0, 2),
1064	SENSOR_ATTR_2(temp3_auto_point1_pwm, S_IRUGO|S_IWUSR,
1065		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1066		      0, 1),
1067	SENSOR_ATTR_2(temp3_auto_point2_pwm, S_IRUGO|S_IWUSR,
1068		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1069		      1, 1),
1070	SENSOR_ATTR_2(temp3_auto_point3_pwm, S_IRUGO|S_IWUSR,
1071		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1072		      2, 1),
1073	SENSOR_ATTR_2(temp3_auto_point4_pwm, S_IRUGO|S_IWUSR,
1074		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1075		      3, 1),
1076	SENSOR_ATTR_2(temp3_auto_point5_pwm, S_IRUGO|S_IWUSR,
1077		      show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1078		      4, 1),
1079	SENSOR_ATTR_2(temp3_auto_point1_temp, S_IRUGO|S_IWUSR,
1080		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1081		      0, 1),
1082	SENSOR_ATTR_2(temp3_auto_point2_temp, S_IRUGO|S_IWUSR,
1083		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1084		      1, 1),
1085	SENSOR_ATTR_2(temp3_auto_point3_temp, S_IRUGO|S_IWUSR,
1086		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1087		      2, 1),
1088	SENSOR_ATTR_2(temp3_auto_point4_temp, S_IRUGO|S_IWUSR,
1089		      show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1090		      3, 1),
1091	SENSOR_ATTR_2(temp3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
1092		      show_pwm_auto_point_temp_hyst,
1093		      store_pwm_auto_point_temp_hyst,
1094		      0, 1),
1095	SENSOR_ATTR_2(temp3_auto_point2_temp_hyst, S_IRUGO,
1096		      show_pwm_auto_point_temp_hyst, NULL, 1, 1),
1097	SENSOR_ATTR_2(temp3_auto_point3_temp_hyst, S_IRUGO,
1098		      show_pwm_auto_point_temp_hyst, NULL, 2, 1),
1099	SENSOR_ATTR_2(temp3_auto_point4_temp_hyst, S_IRUGO,
1100		      show_pwm_auto_point_temp_hyst, NULL, 3, 1),
1101} };
1102
1103/* Super I/O functions */
1104static inline int superio_inb(int base, int reg)
1105{
1106	outb(reg, base);
1107	return inb(base + 1);
1108}
1109
1110static int superio_inw(int base, int reg)
1111{
1112	int val;
1113	val  = superio_inb(base, reg) << 8;
1114	val |= superio_inb(base, reg + 1);
1115	return val;
1116}
1117
1118static inline int superio_enter(int base)
1119{
1120	/* Don't step on other drivers' I/O space by accident */
1121	if (!request_muxed_region(base, 2, DRVNAME)) {
1122		pr_err("I/O address 0x%04x already in use\n", base);
1123		return -EBUSY;
1124	}
1125
1126	/* according to the datasheet the key must be send twice! */
1127	outb(SIO_UNLOCK_KEY, base);
1128	outb(SIO_UNLOCK_KEY, base);
1129
1130	return 0;
1131}
1132
1133static inline void superio_select(int base, int ld)
1134{
1135	outb(SIO_REG_LDSEL, base);
1136	outb(ld, base + 1);
1137}
1138
1139static inline void superio_exit(int base)
1140{
1141	outb(SIO_LOCK_KEY, base);
1142	release_region(base, 2);
1143}
1144
1145static inline int fan_from_reg(u16 reg)
1146{
1147	return reg ? (1500000 / reg) : 0;
1148}
1149
1150static inline u16 fan_to_reg(int fan)
1151{
1152	return fan ? (1500000 / fan) : 0;
1153}
1154
1155static u8 f71882fg_read8(struct f71882fg_data *data, u8 reg)
1156{
1157	u8 val;
1158
1159	outb(reg, data->addr + ADDR_REG_OFFSET);
1160	val = inb(data->addr + DATA_REG_OFFSET);
1161
1162	return val;
1163}
1164
1165static u16 f71882fg_read16(struct f71882fg_data *data, u8 reg)
1166{
1167	u16 val;
1168
1169	val  = f71882fg_read8(data, reg) << 8;
1170	val |= f71882fg_read8(data, reg + 1);
1171
1172	return val;
1173}
1174
1175static void f71882fg_write8(struct f71882fg_data *data, u8 reg, u8 val)
1176{
1177	outb(reg, data->addr + ADDR_REG_OFFSET);
1178	outb(val, data->addr + DATA_REG_OFFSET);
1179}
1180
1181static void f71882fg_write16(struct f71882fg_data *data, u8 reg, u16 val)
1182{
1183	f71882fg_write8(data, reg,     val >> 8);
1184	f71882fg_write8(data, reg + 1, val & 0xff);
1185}
1186
1187static u16 f71882fg_read_temp(struct f71882fg_data *data, int nr)
1188{
1189	if (data->type == f71858fg)
1190		return f71882fg_read16(data, F71882FG_REG_TEMP(nr));
1191	else
1192		return f71882fg_read8(data, F71882FG_REG_TEMP(nr));
1193}
1194
1195static struct f71882fg_data *f71882fg_update_device(struct device *dev)
1196{
1197	struct f71882fg_data *data = dev_get_drvdata(dev);
1198	int nr_fans = f71882fg_nr_fans[data->type];
1199	int nr_temps = f71882fg_nr_temps[data->type];
1200	int nr, reg, point;
1201
1202	mutex_lock(&data->update_lock);
1203
1204	/* Update once every 60 seconds */
1205	if (time_after(jiffies, data->last_limits + 60 * HZ) ||
1206			!data->valid) {
1207		if (f71882fg_has_in1_alarm[data->type]) {
1208			if (data->type == f81866a) {
1209				data->in1_max =
1210					f71882fg_read8(data,
1211						       F81866_REG_IN1_HIGH);
1212				data->in_beep =
1213					f71882fg_read8(data,
1214						       F81866_REG_IN_BEEP);
1215			} else {
1216				data->in1_max =
1217					f71882fg_read8(data,
1218						       F71882FG_REG_IN1_HIGH);
1219				data->in_beep =
1220					f71882fg_read8(data,
1221						       F71882FG_REG_IN_BEEP);
1222			}
1223		}
1224
1225		/* Get High & boundary temps*/
1226		for (nr = data->temp_start; nr < nr_temps + data->temp_start;
1227									nr++) {
1228			data->temp_ovt[nr] = f71882fg_read8(data,
1229						F71882FG_REG_TEMP_OVT(nr));
1230			data->temp_high[nr] = f71882fg_read8(data,
1231						F71882FG_REG_TEMP_HIGH(nr));
1232		}
1233
1234		if (data->type != f8000) {
1235			data->temp_hyst[0] = f71882fg_read8(data,
1236						F71882FG_REG_TEMP_HYST(0));
1237			data->temp_hyst[1] = f71882fg_read8(data,
1238						F71882FG_REG_TEMP_HYST(1));
1239		}
1240		/* All but the f71858fg / f8000 have this register */
1241		if ((data->type != f71858fg) && (data->type != f8000)) {
1242			reg  = f71882fg_read8(data, F71882FG_REG_TEMP_TYPE);
1243			data->temp_type[1] = (reg & 0x02) ? 2 : 4;
1244			data->temp_type[2] = (reg & 0x04) ? 2 : 4;
1245			data->temp_type[3] = (reg & 0x08) ? 2 : 4;
1246		}
1247
1248		if (f71882fg_fan_has_beep[data->type])
1249			data->fan_beep = f71882fg_read8(data,
1250						F71882FG_REG_FAN_BEEP);
1251
1252		if (f71882fg_temp_has_beep[data->type])
1253			data->temp_beep = f71882fg_read8(data,
1254						F71882FG_REG_TEMP_BEEP);
1255
1256		data->pwm_enable = f71882fg_read8(data,
1257						  F71882FG_REG_PWM_ENABLE);
1258		data->pwm_auto_point_hyst[0] =
1259			f71882fg_read8(data, F71882FG_REG_FAN_HYST(0));
1260		data->pwm_auto_point_hyst[1] =
1261			f71882fg_read8(data, F71882FG_REG_FAN_HYST(1));
1262
1263		for (nr = 0; nr < nr_fans; nr++) {
1264			data->pwm_auto_point_mapping[nr] =
1265			    f71882fg_read8(data,
1266					   F71882FG_REG_POINT_MAPPING(nr));
1267
1268			switch (data->type) {
1269			default:
1270				for (point = 0; point < 5; point++) {
1271					data->pwm_auto_point_pwm[nr][point] =
1272						f71882fg_read8(data,
1273							F71882FG_REG_POINT_PWM
1274							(nr, point));
1275				}
1276				for (point = 0; point < 4; point++) {
1277					data->pwm_auto_point_temp[nr][point] =
1278						f71882fg_read8(data,
1279							F71882FG_REG_POINT_TEMP
1280							(nr, point));
1281				}
1282				break;
1283			case f71808e:
1284			case f71869:
1285				data->pwm_auto_point_pwm[nr][0] =
1286					f71882fg_read8(data,
1287						F71882FG_REG_POINT_PWM(nr, 0));
1288				/* Fall through */
1289			case f71862fg:
1290				data->pwm_auto_point_pwm[nr][1] =
1291					f71882fg_read8(data,
1292						F71882FG_REG_POINT_PWM
1293						(nr, 1));
1294				data->pwm_auto_point_pwm[nr][4] =
1295					f71882fg_read8(data,
1296						F71882FG_REG_POINT_PWM
1297						(nr, 4));
1298				data->pwm_auto_point_temp[nr][0] =
1299					f71882fg_read8(data,
1300						F71882FG_REG_POINT_TEMP
1301						(nr, 0));
1302				data->pwm_auto_point_temp[nr][3] =
1303					f71882fg_read8(data,
1304						F71882FG_REG_POINT_TEMP
1305						(nr, 3));
1306				break;
1307			}
1308		}
1309		data->last_limits = jiffies;
1310	}
1311
1312	/* Update every second */
1313	if (time_after(jiffies, data->last_updated + HZ) || !data->valid) {
1314		data->temp_status = f71882fg_read8(data,
1315						F71882FG_REG_TEMP_STATUS);
1316		data->temp_diode_open = f71882fg_read8(data,
1317						F71882FG_REG_TEMP_DIODE_OPEN);
1318		for (nr = data->temp_start; nr < nr_temps + data->temp_start;
1319									nr++)
1320			data->temp[nr] = f71882fg_read_temp(data, nr);
1321
1322		data->fan_status = f71882fg_read8(data,
1323						F71882FG_REG_FAN_STATUS);
1324		for (nr = 0; nr < nr_fans; nr++) {
1325			data->fan[nr] = f71882fg_read16(data,
1326						F71882FG_REG_FAN(nr));
1327			data->fan_target[nr] =
1328			    f71882fg_read16(data, F71882FG_REG_FAN_TARGET(nr));
1329			data->fan_full_speed[nr] =
1330			    f71882fg_read16(data,
1331					    F71882FG_REG_FAN_FULL_SPEED(nr));
1332			data->pwm[nr] =
1333			    f71882fg_read8(data, F71882FG_REG_PWM(nr));
1334		}
1335		/* Some models have 1 more fan with limited capabilities */
1336		if (data->type == f71808a) {
1337			data->fan[2] = f71882fg_read16(data,
1338						F71882FG_REG_FAN(2));
1339			data->pwm[2] = f71882fg_read8(data,
1340							F71882FG_REG_PWM(2));
1341		}
1342		if (data->type == f8000)
1343			data->fan[3] = f71882fg_read16(data,
1344						F71882FG_REG_FAN(3));
1345
1346		if (f71882fg_has_in1_alarm[data->type]) {
1347			if (data->type == f81866a)
1348				data->in_status = f71882fg_read8(data,
1349						F81866_REG_IN_STATUS);
1350
1351			else
1352				data->in_status = f71882fg_read8(data,
1353						F71882FG_REG_IN_STATUS);
1354		}
1355
1356		for (nr = 0; nr < F71882FG_MAX_INS; nr++)
1357			if (f71882fg_has_in[data->type][nr])
1358				data->in[nr] = f71882fg_read8(data,
1359							F71882FG_REG_IN(nr));
1360
1361		data->last_updated = jiffies;
1362		data->valid = 1;
1363	}
1364
1365	mutex_unlock(&data->update_lock);
1366
1367	return data;
1368}
1369
1370/* Sysfs Interface */
1371static ssize_t show_fan(struct device *dev, struct device_attribute *devattr,
1372	char *buf)
1373{
1374	struct f71882fg_data *data = f71882fg_update_device(dev);
1375	int nr = to_sensor_dev_attr_2(devattr)->index;
1376	int speed = fan_from_reg(data->fan[nr]);
1377
1378	if (speed == FAN_MIN_DETECT)
1379		speed = 0;
1380
1381	return sprintf(buf, "%d\n", speed);
1382}
1383
1384static ssize_t show_fan_full_speed(struct device *dev,
1385				   struct device_attribute *devattr, char *buf)
1386{
1387	struct f71882fg_data *data = f71882fg_update_device(dev);
1388	int nr = to_sensor_dev_attr_2(devattr)->index;
1389	int speed = fan_from_reg(data->fan_full_speed[nr]);
1390	return sprintf(buf, "%d\n", speed);
1391}
1392
1393static ssize_t store_fan_full_speed(struct device *dev,
1394				    struct device_attribute *devattr,
1395				    const char *buf, size_t count)
1396{
1397	struct f71882fg_data *data = dev_get_drvdata(dev);
1398	int err, nr = to_sensor_dev_attr_2(devattr)->index;
1399	long val;
1400
1401	err = kstrtol(buf, 10, &val);
1402	if (err)
1403		return err;
1404
1405	val = clamp_val(val, 23, 1500000);
1406	val = fan_to_reg(val);
1407
1408	mutex_lock(&data->update_lock);
1409	f71882fg_write16(data, F71882FG_REG_FAN_FULL_SPEED(nr), val);
1410	data->fan_full_speed[nr] = val;
1411	mutex_unlock(&data->update_lock);
1412
1413	return count;
1414}
1415
1416static ssize_t show_fan_beep(struct device *dev, struct device_attribute
1417	*devattr, char *buf)
1418{
1419	struct f71882fg_data *data = f71882fg_update_device(dev);
1420	int nr = to_sensor_dev_attr_2(devattr)->index;
1421
1422	if (data->fan_beep & (1 << nr))
1423		return sprintf(buf, "1\n");
1424	else
1425		return sprintf(buf, "0\n");
1426}
1427
1428static ssize_t store_fan_beep(struct device *dev, struct device_attribute
1429	*devattr, const char *buf, size_t count)
1430{
1431	struct f71882fg_data *data = dev_get_drvdata(dev);
1432	int err, nr = to_sensor_dev_attr_2(devattr)->index;
1433	unsigned long val;
1434
1435	err = kstrtoul(buf, 10, &val);
1436	if (err)
1437		return err;
1438
1439	mutex_lock(&data->update_lock);
1440	data->fan_beep = f71882fg_read8(data, F71882FG_REG_FAN_BEEP);
1441	if (val)
1442		data->fan_beep |= 1 << nr;
1443	else
1444		data->fan_beep &= ~(1 << nr);
1445
1446	f71882fg_write8(data, F71882FG_REG_FAN_BEEP, data->fan_beep);
1447	mutex_unlock(&data->update_lock);
1448
1449	return count;
1450}
1451
1452static ssize_t show_fan_alarm(struct device *dev, struct device_attribute
1453	*devattr, char *buf)
1454{
1455	struct f71882fg_data *data = f71882fg_update_device(dev);
1456	int nr = to_sensor_dev_attr_2(devattr)->index;
1457
1458	if (data->fan_status & (1 << nr))
1459		return sprintf(buf, "1\n");
1460	else
1461		return sprintf(buf, "0\n");
1462}
1463
1464static ssize_t show_in(struct device *dev, struct device_attribute *devattr,
1465	char *buf)
1466{
1467	struct f71882fg_data *data = f71882fg_update_device(dev);
1468	int nr = to_sensor_dev_attr_2(devattr)->index;
1469
1470	return sprintf(buf, "%d\n", data->in[nr] * 8);
1471}
1472
1473static ssize_t show_in_max(struct device *dev, struct device_attribute
1474	*devattr, char *buf)
1475{
1476	struct f71882fg_data *data = f71882fg_update_device(dev);
1477
1478	return sprintf(buf, "%d\n", data->in1_max * 8);
1479}
1480
1481static ssize_t store_in_max(struct device *dev, struct device_attribute
1482	*devattr, const char *buf, size_t count)
1483{
1484	struct f71882fg_data *data = dev_get_drvdata(dev);
1485	int err;
1486	long val;
1487
1488	err = kstrtol(buf, 10, &val);
1489	if (err)
1490		return err;
1491
1492	val /= 8;
1493	val = clamp_val(val, 0, 255);
1494
1495	mutex_lock(&data->update_lock);
1496	if (data->type == f81866a)
1497		f71882fg_write8(data, F81866_REG_IN1_HIGH, val);
1498	else
1499		f71882fg_write8(data, F71882FG_REG_IN1_HIGH, val);
1500	data->in1_max = val;
1501	mutex_unlock(&data->update_lock);
1502
1503	return count;
1504}
1505
1506static ssize_t show_in_beep(struct device *dev, struct device_attribute
1507	*devattr, char *buf)
1508{
1509	struct f71882fg_data *data = f71882fg_update_device(dev);
1510	int nr = to_sensor_dev_attr_2(devattr)->index;
1511
1512	if (data->in_beep & (1 << nr))
1513		return sprintf(buf, "1\n");
1514	else
1515		return sprintf(buf, "0\n");
1516}
1517
1518static ssize_t store_in_beep(struct device *dev, struct device_attribute
1519	*devattr, const char *buf, size_t count)
1520{
1521	struct f71882fg_data *data = dev_get_drvdata(dev);
1522	int err, nr = to_sensor_dev_attr_2(devattr)->index;
1523	unsigned long val;
1524
1525	err = kstrtoul(buf, 10, &val);
1526	if (err)
1527		return err;
1528
1529	mutex_lock(&data->update_lock);
1530	if (data->type == f81866a)
1531		data->in_beep = f71882fg_read8(data, F81866_REG_IN_BEEP);
1532	else
1533		data->in_beep = f71882fg_read8(data, F71882FG_REG_IN_BEEP);
1534
1535	if (val)
1536		data->in_beep |= 1 << nr;
1537	else
1538		data->in_beep &= ~(1 << nr);
1539
1540	if (data->type == f81866a)
1541		f71882fg_write8(data, F81866_REG_IN_BEEP, data->in_beep);
1542	else
1543		f71882fg_write8(data, F71882FG_REG_IN_BEEP, data->in_beep);
1544	mutex_unlock(&data->update_lock);
1545
1546	return count;
1547}
1548
1549static ssize_t show_in_alarm(struct device *dev, struct device_attribute
1550	*devattr, char *buf)
1551{
1552	struct f71882fg_data *data = f71882fg_update_device(dev);
1553	int nr = to_sensor_dev_attr_2(devattr)->index;
1554
1555	if (data->in_status & (1 << nr))
1556		return sprintf(buf, "1\n");
1557	else
1558		return sprintf(buf, "0\n");
1559}
1560
1561static ssize_t show_temp(struct device *dev, struct device_attribute *devattr,
1562	char *buf)
1563{
1564	struct f71882fg_data *data = f71882fg_update_device(dev);
1565	int nr = to_sensor_dev_attr_2(devattr)->index;
1566	int sign, temp;
1567
1568	if (data->type == f71858fg) {
1569		/* TEMP_TABLE_SEL 1 or 3 ? */
1570		if (data->temp_config & 1) {
1571			sign = data->temp[nr] & 0x0001;
1572			temp = (data->temp[nr] >> 5) & 0x7ff;
1573		} else {
1574			sign = data->temp[nr] & 0x8000;
1575			temp = (data->temp[nr] >> 5) & 0x3ff;
1576		}
1577		temp *= 125;
1578		if (sign)
1579			temp -= 128000;
1580	} else
1581		temp = data->temp[nr] * 1000;
1582
1583	return sprintf(buf, "%d\n", temp);
1584}
1585
1586static ssize_t show_temp_max(struct device *dev, struct device_attribute
1587	*devattr, char *buf)
1588{
1589	struct f71882fg_data *data = f71882fg_update_device(dev);
1590	int nr = to_sensor_dev_attr_2(devattr)->index;
1591
1592	return sprintf(buf, "%d\n", data->temp_high[nr] * 1000);
1593}
1594
1595static ssize_t store_temp_max(struct device *dev, struct device_attribute
1596	*devattr, const char *buf, size_t count)
1597{
1598	struct f71882fg_data *data = dev_get_drvdata(dev);
1599	int err, nr = to_sensor_dev_attr_2(devattr)->index;
1600	long val;
1601
1602	err = kstrtol(buf, 10, &val);
1603	if (err)
1604		return err;
1605
1606	val /= 1000;
1607	val = clamp_val(val, 0, 255);
1608
1609	mutex_lock(&data->update_lock);
1610	f71882fg_write8(data, F71882FG_REG_TEMP_HIGH(nr), val);
1611	data->temp_high[nr] = val;
1612	mutex_unlock(&data->update_lock);
1613
1614	return count;
1615}
1616
1617static ssize_t show_temp_max_hyst(struct device *dev, struct device_attribute
1618	*devattr, char *buf)
1619{
1620	struct f71882fg_data *data = f71882fg_update_device(dev);
1621	int nr = to_sensor_dev_attr_2(devattr)->index;
1622	int temp_max_hyst;
1623
1624	mutex_lock(&data->update_lock);
1625	if (nr & 1)
1626		temp_max_hyst = data->temp_hyst[nr / 2] >> 4;
1627	else
1628		temp_max_hyst = data->temp_hyst[nr / 2] & 0x0f;
1629	temp_max_hyst = (data->temp_high[nr] - temp_max_hyst) * 1000;
1630	mutex_unlock(&data->update_lock);
1631
1632	return sprintf(buf, "%d\n", temp_max_hyst);
1633}
1634
1635static ssize_t store_temp_max_hyst(struct device *dev, struct device_attribute
1636	*devattr, const char *buf, size_t count)
1637{
1638	struct f71882fg_data *data = dev_get_drvdata(dev);
1639	int err, nr = to_sensor_dev_attr_2(devattr)->index;
1640	ssize_t ret = count;
1641	u8 reg;
1642	long val;
1643
1644	err = kstrtol(buf, 10, &val);
1645	if (err)
1646		return err;
1647
1648	val /= 1000;
1649
1650	mutex_lock(&data->update_lock);
1651
1652	/* convert abs to relative and check */
1653	data->temp_high[nr] = f71882fg_read8(data, F71882FG_REG_TEMP_HIGH(nr));
1654	val = clamp_val(val, data->temp_high[nr] - 15, data->temp_high[nr]);
1655	val = data->temp_high[nr] - val;
1656
1657	/* convert value to register contents */
1658	reg = f71882fg_read8(data, F71882FG_REG_TEMP_HYST(nr / 2));
1659	if (nr & 1)
1660		reg = (reg & 0x0f) | (val << 4);
1661	else
1662		reg = (reg & 0xf0) | val;
1663	f71882fg_write8(data, F71882FG_REG_TEMP_HYST(nr / 2), reg);
1664	data->temp_hyst[nr / 2] = reg;
1665
1666	mutex_unlock(&data->update_lock);
1667	return ret;
1668}
1669
1670static ssize_t show_temp_crit(struct device *dev, struct device_attribute
1671	*devattr, char *buf)
1672{
1673	struct f71882fg_data *data = f71882fg_update_device(dev);
1674	int nr = to_sensor_dev_attr_2(devattr)->index;
1675
1676	return sprintf(buf, "%d\n", data->temp_ovt[nr] * 1000);
1677}
1678
1679static ssize_t store_temp_crit(struct device *dev, struct device_attribute
1680	*devattr, const char *buf, size_t count)
1681{
1682	struct f71882fg_data *data = dev_get_drvdata(dev);
1683	int err, nr = to_sensor_dev_attr_2(devattr)->index;
1684	long val;
1685
1686	err = kstrtol(buf, 10, &val);
1687	if (err)
1688		return err;
1689
1690	val /= 1000;
1691	val = clamp_val(val, 0, 255);
1692
1693	mutex_lock(&data->update_lock);
1694	f71882fg_write8(data, F71882FG_REG_TEMP_OVT(nr), val);
1695	data->temp_ovt[nr] = val;
1696	mutex_unlock(&data->update_lock);
1697
1698	return count;
1699}
1700
1701static ssize_t show_temp_crit_hyst(struct device *dev, struct device_attribute
1702	*devattr, char *buf)
1703{
1704	struct f71882fg_data *data = f71882fg_update_device(dev);
1705	int nr = to_sensor_dev_attr_2(devattr)->index;
1706	int temp_crit_hyst;
1707
1708	mutex_lock(&data->update_lock);
1709	if (nr & 1)
1710		temp_crit_hyst = data->temp_hyst[nr / 2] >> 4;
1711	else
1712		temp_crit_hyst = data->temp_hyst[nr / 2] & 0x0f;
1713	temp_crit_hyst = (data->temp_ovt[nr] - temp_crit_hyst) * 1000;
1714	mutex_unlock(&data->update_lock);
1715
1716	return sprintf(buf, "%d\n", temp_crit_hyst);
1717}
1718
1719static ssize_t show_temp_type(struct device *dev, struct device_attribute
1720	*devattr, char *buf)
1721{
1722	struct f71882fg_data *data = f71882fg_update_device(dev);
1723	int nr = to_sensor_dev_attr_2(devattr)->index;
1724
1725	return sprintf(buf, "%d\n", data->temp_type[nr]);
1726}
1727
1728static ssize_t show_temp_beep(struct device *dev, struct device_attribute
1729	*devattr, char *buf)
1730{
1731	struct f71882fg_data *data = f71882fg_update_device(dev);
1732	int nr = to_sensor_dev_attr_2(devattr)->index;
1733
1734	if (data->temp_beep & (1 << nr))
1735		return sprintf(buf, "1\n");
1736	else
1737		return sprintf(buf, "0\n");
1738}
1739
1740static ssize_t store_temp_beep(struct device *dev, struct device_attribute
1741	*devattr, const char *buf, size_t count)
1742{
1743	struct f71882fg_data *data = dev_get_drvdata(dev);
1744	int err, nr = to_sensor_dev_attr_2(devattr)->index;
1745	unsigned long val;
1746
1747	err = kstrtoul(buf, 10, &val);
1748	if (err)
1749		return err;
1750
1751	mutex_lock(&data->update_lock);
1752	data->temp_beep = f71882fg_read8(data, F71882FG_REG_TEMP_BEEP);
1753	if (val)
1754		data->temp_beep |= 1 << nr;
1755	else
1756		data->temp_beep &= ~(1 << nr);
1757
1758	f71882fg_write8(data, F71882FG_REG_TEMP_BEEP, data->temp_beep);
1759	mutex_unlock(&data->update_lock);
1760
1761	return count;
1762}
1763
1764static ssize_t show_temp_alarm(struct device *dev, struct device_attribute
1765	*devattr, char *buf)
1766{
1767	struct f71882fg_data *data = f71882fg_update_device(dev);
1768	int nr = to_sensor_dev_attr_2(devattr)->index;
1769
1770	if (data->temp_status & (1 << nr))
1771		return sprintf(buf, "1\n");
1772	else
1773		return sprintf(buf, "0\n");
1774}
1775
1776static ssize_t show_temp_fault(struct device *dev, struct device_attribute
1777	*devattr, char *buf)
1778{
1779	struct f71882fg_data *data = f71882fg_update_device(dev);
1780	int nr = to_sensor_dev_attr_2(devattr)->index;
1781
1782	if (data->temp_diode_open & (1 << nr))
1783		return sprintf(buf, "1\n");
1784	else
1785		return sprintf(buf, "0\n");
1786}
1787
1788static ssize_t show_pwm(struct device *dev,
1789			struct device_attribute *devattr, char *buf)
1790{
1791	struct f71882fg_data *data = f71882fg_update_device(dev);
1792	int val, nr = to_sensor_dev_attr_2(devattr)->index;
1793	mutex_lock(&data->update_lock);
1794	if (data->pwm_enable & (1 << (2 * nr)))
1795		/* PWM mode */
1796		val = data->pwm[nr];
1797	else {
1798		/* RPM mode */
1799		val = 255 * fan_from_reg(data->fan_target[nr])
1800			/ fan_from_reg(data->fan_full_speed[nr]);
1801	}
1802	mutex_unlock(&data->update_lock);
1803	return sprintf(buf, "%d\n", val);
1804}
1805
1806static ssize_t store_pwm(struct device *dev,
1807			 struct device_attribute *devattr, const char *buf,
1808			 size_t count)
1809{
1810	struct f71882fg_data *data = dev_get_drvdata(dev);
1811	int err, nr = to_sensor_dev_attr_2(devattr)->index;
1812	long val;
1813
1814	err = kstrtol(buf, 10, &val);
1815	if (err)
1816		return err;
1817
1818	val = clamp_val(val, 0, 255);
1819
1820	mutex_lock(&data->update_lock);
1821	data->pwm_enable = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
1822	if ((data->type == f8000 && ((data->pwm_enable >> 2 * nr) & 3) != 2) ||
1823	    (data->type != f8000 && !((data->pwm_enable >> 2 * nr) & 2))) {
1824		count = -EROFS;
1825		goto leave;
1826	}
1827	if (data->pwm_enable & (1 << (2 * nr))) {
1828		/* PWM mode */
1829		f71882fg_write8(data, F71882FG_REG_PWM(nr), val);
1830		data->pwm[nr] = val;
1831	} else {
1832		/* RPM mode */
1833		int target, full_speed;
1834		full_speed = f71882fg_read16(data,
1835					     F71882FG_REG_FAN_FULL_SPEED(nr));
1836		target = fan_to_reg(val * fan_from_reg(full_speed) / 255);
1837		f71882fg_write16(data, F71882FG_REG_FAN_TARGET(nr), target);
1838		data->fan_target[nr] = target;
1839		data->fan_full_speed[nr] = full_speed;
1840	}
1841leave:
1842	mutex_unlock(&data->update_lock);
1843
1844	return count;
1845}
1846
1847static ssize_t show_simple_pwm(struct device *dev,
1848			       struct device_attribute *devattr, char *buf)
1849{
1850	struct f71882fg_data *data = f71882fg_update_device(dev);
1851	int val, nr = to_sensor_dev_attr_2(devattr)->index;
1852
1853	val = data->pwm[nr];
1854	return sprintf(buf, "%d\n", val);
1855}
1856
1857static ssize_t store_simple_pwm(struct device *dev,
1858				struct device_attribute *devattr,
1859				const char *buf, size_t count)
1860{
1861	struct f71882fg_data *data = dev_get_drvdata(dev);
1862	int err, nr = to_sensor_dev_attr_2(devattr)->index;
1863	long val;
1864
1865	err = kstrtol(buf, 10, &val);
1866	if (err)
1867		return err;
1868
1869	val = clamp_val(val, 0, 255);
1870
1871	mutex_lock(&data->update_lock);
1872	f71882fg_write8(data, F71882FG_REG_PWM(nr), val);
1873	data->pwm[nr] = val;
1874	mutex_unlock(&data->update_lock);
1875
1876	return count;
1877}
1878
1879static ssize_t show_pwm_enable(struct device *dev,
1880			       struct device_attribute *devattr, char *buf)
1881{
1882	int result = 0;
1883	struct f71882fg_data *data = f71882fg_update_device(dev);
1884	int nr = to_sensor_dev_attr_2(devattr)->index;
1885
1886	switch ((data->pwm_enable >> 2 * nr) & 3) {
1887	case 0:
1888	case 1:
1889		result = 2; /* Normal auto mode */
1890		break;
1891	case 2:
1892		result = 1; /* Manual mode */
1893		break;
1894	case 3:
1895		if (data->type == f8000)
1896			result = 3; /* Thermostat mode */
1897		else
1898			result = 1; /* Manual mode */
1899		break;
1900	}
1901
1902	return sprintf(buf, "%d\n", result);
1903}
1904
1905static ssize_t store_pwm_enable(struct device *dev, struct device_attribute
1906				*devattr, const char *buf, size_t count)
1907{
1908	struct f71882fg_data *data = dev_get_drvdata(dev);
1909	int err, nr = to_sensor_dev_attr_2(devattr)->index;
1910	long val;
1911
1912	err = kstrtol(buf, 10, &val);
1913	if (err)
1914		return err;
1915
1916	/* Special case for F8000 pwm channel 3 which only does auto mode */
1917	if (data->type == f8000 && nr == 2 && val != 2)
1918		return -EINVAL;
1919
1920	mutex_lock(&data->update_lock);
1921	data->pwm_enable = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
1922	/* Special case for F8000 auto PWM mode / Thermostat mode */
1923	if (data->type == f8000 && ((data->pwm_enable >> 2 * nr) & 1)) {
1924		switch (val) {
1925		case 2:
1926			data->pwm_enable &= ~(2 << (2 * nr));
1927			break;		/* Normal auto mode */
1928		case 3:
1929			data->pwm_enable |= 2 << (2 * nr);
1930			break;		/* Thermostat mode */
1931		default:
1932			count = -EINVAL;
1933			goto leave;
1934		}
1935	} else {
1936		switch (val) {
1937		case 1:
1938			/* The f71858fg does not support manual RPM mode */
1939			if (data->type == f71858fg &&
1940			    ((data->pwm_enable >> (2 * nr)) & 1)) {
1941				count = -EINVAL;
1942				goto leave;
1943			}
1944			data->pwm_enable |= 2 << (2 * nr);
1945			break;		/* Manual */
1946		case 2:
1947			data->pwm_enable &= ~(2 << (2 * nr));
1948			break;		/* Normal auto mode */
1949		default:
1950			count = -EINVAL;
1951			goto leave;
1952		}
1953	}
1954	f71882fg_write8(data, F71882FG_REG_PWM_ENABLE, data->pwm_enable);
1955leave:
1956	mutex_unlock(&data->update_lock);
1957
1958	return count;
1959}
1960
1961static ssize_t show_pwm_auto_point_pwm(struct device *dev,
1962				       struct device_attribute *devattr,
1963				       char *buf)
1964{
1965	int result;
1966	struct f71882fg_data *data = f71882fg_update_device(dev);
1967	int pwm = to_sensor_dev_attr_2(devattr)->index;
1968	int point = to_sensor_dev_attr_2(devattr)->nr;
1969
1970	mutex_lock(&data->update_lock);
1971	if (data->pwm_enable & (1 << (2 * pwm))) {
1972		/* PWM mode */
1973		result = data->pwm_auto_point_pwm[pwm][point];
1974	} else {
1975		/* RPM mode */
1976		result = 32 * 255 / (32 + data->pwm_auto_point_pwm[pwm][point]);
1977	}
1978	mutex_unlock(&data->update_lock);
1979
1980	return sprintf(buf, "%d\n", result);
1981}
1982
1983static ssize_t store_pwm_auto_point_pwm(struct device *dev,
1984					struct device_attribute *devattr,
1985					const char *buf, size_t count)
1986{
1987	struct f71882fg_data *data = dev_get_drvdata(dev);
1988	int err, pwm = to_sensor_dev_attr_2(devattr)->index;
1989	int point = to_sensor_dev_attr_2(devattr)->nr;
1990	long val;
1991
1992	err = kstrtol(buf, 10, &val);
1993	if (err)
1994		return err;
1995
1996	val = clamp_val(val, 0, 255);
1997
1998	mutex_lock(&data->update_lock);
1999	data->pwm_enable = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
2000	if (data->pwm_enable & (1 << (2 * pwm))) {
2001		/* PWM mode */
2002	} else {
2003		/* RPM mode */
2004		if (val < 29)	/* Prevent negative numbers */
2005			val = 255;
2006		else
2007			val = (255 - val) * 32 / val;
2008	}
2009	f71882fg_write8(data, F71882FG_REG_POINT_PWM(pwm, point), val);
2010	data->pwm_auto_point_pwm[pwm][point] = val;
2011	mutex_unlock(&data->update_lock);
2012
2013	return count;
2014}
2015
2016static ssize_t show_pwm_auto_point_temp_hyst(struct device *dev,
2017					     struct device_attribute *devattr,
2018					     char *buf)
2019{
2020	int result = 0;
2021	struct f71882fg_data *data = f71882fg_update_device(dev);
2022	int nr = to_sensor_dev_attr_2(devattr)->index;
2023	int point = to_sensor_dev_attr_2(devattr)->nr;
2024
2025	mutex_lock(&data->update_lock);
2026	if (nr & 1)
2027		result = data->pwm_auto_point_hyst[nr / 2] >> 4;
2028	else
2029		result = data->pwm_auto_point_hyst[nr / 2] & 0x0f;
2030	result = 1000 * (data->pwm_auto_point_temp[nr][point] - result);
2031	mutex_unlock(&data->update_lock);
2032
2033	return sprintf(buf, "%d\n", result);
2034}
2035
2036static ssize_t store_pwm_auto_point_temp_hyst(struct device *dev,
2037					      struct device_attribute *devattr,
2038					      const char *buf, size_t count)
2039{
2040	struct f71882fg_data *data = dev_get_drvdata(dev);
2041	int err, nr = to_sensor_dev_attr_2(devattr)->index;
2042	int point = to_sensor_dev_attr_2(devattr)->nr;
2043	u8 reg;
2044	long val;
2045
2046	err = kstrtol(buf, 10, &val);
2047	if (err)
2048		return err;
2049
2050	val /= 1000;
2051
2052	mutex_lock(&data->update_lock);
2053	data->pwm_auto_point_temp[nr][point] =
2054		f71882fg_read8(data, F71882FG_REG_POINT_TEMP(nr, point));
2055	val = clamp_val(val, data->pwm_auto_point_temp[nr][point] - 15,
2056			data->pwm_auto_point_temp[nr][point]);
2057	val = data->pwm_auto_point_temp[nr][point] - val;
2058
2059	reg = f71882fg_read8(data, F71882FG_REG_FAN_HYST(nr / 2));
2060	if (nr & 1)
2061		reg = (reg & 0x0f) | (val << 4);
2062	else
2063		reg = (reg & 0xf0) | val;
2064
2065	f71882fg_write8(data, F71882FG_REG_FAN_HYST(nr / 2), reg);
2066	data->pwm_auto_point_hyst[nr / 2] = reg;
2067	mutex_unlock(&data->update_lock);
2068
2069	return count;
2070}
2071
2072static ssize_t show_pwm_interpolate(struct device *dev,
2073				    struct device_attribute *devattr, char *buf)
2074{
2075	int result;
2076	struct f71882fg_data *data = f71882fg_update_device(dev);
2077	int nr = to_sensor_dev_attr_2(devattr)->index;
2078
2079	result = (data->pwm_auto_point_mapping[nr] >> 4) & 1;
2080
2081	return sprintf(buf, "%d\n", result);
2082}
2083
2084static ssize_t store_pwm_interpolate(struct device *dev,
2085				     struct device_attribute *devattr,
2086				     const char *buf, size_t count)
2087{
2088	struct f71882fg_data *data = dev_get_drvdata(dev);
2089	int err, nr = to_sensor_dev_attr_2(devattr)->index;
2090	unsigned long val;
2091
2092	err = kstrtoul(buf, 10, &val);
2093	if (err)
2094		return err;
2095
2096	mutex_lock(&data->update_lock);
2097	data->pwm_auto_point_mapping[nr] =
2098		f71882fg_read8(data, F71882FG_REG_POINT_MAPPING(nr));
2099	if (val)
2100		val = data->pwm_auto_point_mapping[nr] | (1 << 4);
2101	else
2102		val = data->pwm_auto_point_mapping[nr] & (~(1 << 4));
2103	f71882fg_write8(data, F71882FG_REG_POINT_MAPPING(nr), val);
2104	data->pwm_auto_point_mapping[nr] = val;
2105	mutex_unlock(&data->update_lock);
2106
2107	return count;
2108}
2109
2110static ssize_t show_pwm_auto_point_channel(struct device *dev,
2111					   struct device_attribute *devattr,
2112					   char *buf)
2113{
2114	int result;
2115	struct f71882fg_data *data = f71882fg_update_device(dev);
2116	int nr = to_sensor_dev_attr_2(devattr)->index;
2117
2118	result = 1 << ((data->pwm_auto_point_mapping[nr] & 3) -
2119		       data->temp_start);
2120
2121	return sprintf(buf, "%d\n", result);
2122}
2123
2124static ssize_t store_pwm_auto_point_channel(struct device *dev,
2125					    struct device_attribute *devattr,
2126					    const char *buf, size_t count)
2127{
2128	struct f71882fg_data *data = dev_get_drvdata(dev);
2129	int err, nr = to_sensor_dev_attr_2(devattr)->index;
2130	long val;
2131
2132	err = kstrtol(buf, 10, &val);
2133	if (err)
2134		return err;
2135
2136	switch (val) {
2137	case 1:
2138		val = 0;
2139		break;
2140	case 2:
2141		val = 1;
2142		break;
2143	case 4:
2144		val = 2;
2145		break;
2146	default:
2147		return -EINVAL;
2148	}
2149	val += data->temp_start;
2150	mutex_lock(&data->update_lock);
2151	data->pwm_auto_point_mapping[nr] =
2152		f71882fg_read8(data, F71882FG_REG_POINT_MAPPING(nr));
2153	val = (data->pwm_auto_point_mapping[nr] & 0xfc) | val;
2154	f71882fg_write8(data, F71882FG_REG_POINT_MAPPING(nr), val);
2155	data->pwm_auto_point_mapping[nr] = val;
2156	mutex_unlock(&data->update_lock);
2157
2158	return count;
2159}
2160
2161static ssize_t show_pwm_auto_point_temp(struct device *dev,
2162					struct device_attribute *devattr,
2163					char *buf)
2164{
2165	int result;
2166	struct f71882fg_data *data = f71882fg_update_device(dev);
2167	int pwm = to_sensor_dev_attr_2(devattr)->index;
2168	int point = to_sensor_dev_attr_2(devattr)->nr;
2169
2170	result = data->pwm_auto_point_temp[pwm][point];
2171	return sprintf(buf, "%d\n", 1000 * result);
2172}
2173
2174static ssize_t store_pwm_auto_point_temp(struct device *dev,
2175					 struct device_attribute *devattr,
2176					 const char *buf, size_t count)
2177{
2178	struct f71882fg_data *data = dev_get_drvdata(dev);
2179	int err, pwm = to_sensor_dev_attr_2(devattr)->index;
2180	int point = to_sensor_dev_attr_2(devattr)->nr;
2181	long val;
2182
2183	err = kstrtol(buf, 10, &val);
2184	if (err)
2185		return err;
2186
2187	val /= 1000;
2188
2189	if (data->auto_point_temp_signed)
2190		val = clamp_val(val, -128, 127);
2191	else
2192		val = clamp_val(val, 0, 127);
2193
2194	mutex_lock(&data->update_lock);
2195	f71882fg_write8(data, F71882FG_REG_POINT_TEMP(pwm, point), val);
2196	data->pwm_auto_point_temp[pwm][point] = val;
2197	mutex_unlock(&data->update_lock);
2198
2199	return count;
2200}
2201
2202static ssize_t name_show(struct device *dev, struct device_attribute *devattr,
2203	char *buf)
2204{
2205	struct f71882fg_data *data = dev_get_drvdata(dev);
2206	return sprintf(buf, "%s\n", f71882fg_names[data->type]);
2207}
2208
2209static int f71882fg_create_sysfs_files(struct platform_device *pdev,
2210	struct sensor_device_attribute_2 *attr, int count)
2211{
2212	int err, i;
2213
2214	for (i = 0; i < count; i++) {
2215		err = device_create_file(&pdev->dev, &attr[i].dev_attr);
2216		if (err)
2217			return err;
2218	}
2219	return 0;
2220}
2221
2222static void f71882fg_remove_sysfs_files(struct platform_device *pdev,
2223	struct sensor_device_attribute_2 *attr, int count)
2224{
2225	int i;
2226
2227	for (i = 0; i < count; i++)
2228		device_remove_file(&pdev->dev, &attr[i].dev_attr);
2229}
2230
2231static int f71882fg_create_fan_sysfs_files(
2232	struct platform_device *pdev, int idx)
2233{
2234	struct f71882fg_data *data = platform_get_drvdata(pdev);
2235	int err;
2236
2237	/* Sanity check the pwm setting */
2238	err = 0;
2239	switch (data->type) {
2240	case f71858fg:
2241		if (((data->pwm_enable >> (idx * 2)) & 3) == 3)
2242			err = 1;
2243		break;
2244	case f71862fg:
2245		if (((data->pwm_enable >> (idx * 2)) & 1) != 1)
2246			err = 1;
2247		break;
2248	case f8000:
2249		if (idx == 2)
2250			err = data->pwm_enable & 0x20;
2251		break;
2252	default:
2253		break;
2254	}
2255	if (err) {
2256		dev_err(&pdev->dev,
2257			"Invalid (reserved) pwm settings: 0x%02x, "
2258			"skipping fan %d\n",
2259			(data->pwm_enable >> (idx * 2)) & 3, idx + 1);
2260		return 0; /* This is a non fatal condition */
2261	}
2262
2263	err = f71882fg_create_sysfs_files(pdev, &fxxxx_fan_attr[idx][0],
2264					  ARRAY_SIZE(fxxxx_fan_attr[0]));
2265	if (err)
2266		return err;
2267
2268	if (f71882fg_fan_has_beep[data->type]) {
2269		err = f71882fg_create_sysfs_files(pdev,
2270						  &fxxxx_fan_beep_attr[idx],
2271						  1);
2272		if (err)
2273			return err;
2274	}
2275
2276	dev_info(&pdev->dev, "Fan: %d is in %s mode\n", idx + 1,
2277		 (data->pwm_enable & (1 << (2 * idx))) ? "duty-cycle" : "RPM");
2278
2279	/* Check for unsupported auto pwm settings */
2280	switch (data->type) {
2281	case f71808e:
2282	case f71808a:
2283	case f71869:
2284	case f71869a:
2285	case f71889fg:
2286	case f71889ed:
2287	case f71889a:
2288		data->pwm_auto_point_mapping[idx] =
2289			f71882fg_read8(data, F71882FG_REG_POINT_MAPPING(idx));
2290		if ((data->pwm_auto_point_mapping[idx] & 0x80) ||
2291		    (data->pwm_auto_point_mapping[idx] & 3) == 0) {
2292			dev_warn(&pdev->dev,
2293				 "Auto pwm controlled by raw digital "
2294				 "data, disabling pwm auto_point "
2295				 "sysfs attributes for fan %d\n", idx + 1);
2296			return 0; /* This is a non fatal condition */
2297		}
2298		break;
2299	default:
2300		break;
2301	}
2302
2303	switch (data->type) {
2304	case f71862fg:
2305		err = f71882fg_create_sysfs_files(pdev,
2306					&f71862fg_auto_pwm_attr[idx][0],
2307					ARRAY_SIZE(f71862fg_auto_pwm_attr[0]));
2308		break;
2309	case f71808e:
2310	case f71869:
2311		err = f71882fg_create_sysfs_files(pdev,
2312					&f71869_auto_pwm_attr[idx][0],
2313					ARRAY_SIZE(f71869_auto_pwm_attr[0]));
2314		break;
2315	case f8000:
2316		err = f71882fg_create_sysfs_files(pdev,
2317					&f8000_auto_pwm_attr[idx][0],
2318					ARRAY_SIZE(f8000_auto_pwm_attr[0]));
2319		break;
2320	default:
2321		err = f71882fg_create_sysfs_files(pdev,
2322					&fxxxx_auto_pwm_attr[idx][0],
2323					ARRAY_SIZE(fxxxx_auto_pwm_attr[0]));
2324	}
2325
2326	return err;
2327}
2328
2329static int f71882fg_probe(struct platform_device *pdev)
2330{
2331	struct f71882fg_data *data;
2332	struct f71882fg_sio_data *sio_data = dev_get_platdata(&pdev->dev);
2333	int nr_fans = f71882fg_nr_fans[sio_data->type];
2334	int nr_temps = f71882fg_nr_temps[sio_data->type];
2335	int err, i;
2336	int size;
2337	u8 start_reg, reg;
2338
2339	data = devm_kzalloc(&pdev->dev, sizeof(struct f71882fg_data),
2340			    GFP_KERNEL);
2341	if (!data)
2342		return -ENOMEM;
2343
2344	data->addr = platform_get_resource(pdev, IORESOURCE_IO, 0)->start;
2345	data->type = sio_data->type;
2346	data->temp_start =
2347	    (data->type == f71858fg || data->type == f8000 ||
2348		data->type == f81866a) ? 0 : 1;
2349	mutex_init(&data->update_lock);
2350	platform_set_drvdata(pdev, data);
2351
2352	start_reg = f71882fg_read8(data, F71882FG_REG_START);
2353	if (start_reg & 0x04) {
2354		dev_warn(&pdev->dev, "Hardware monitor is powered down\n");
2355		return -ENODEV;
2356	}
2357	if (!(start_reg & 0x03)) {
2358		dev_warn(&pdev->dev, "Hardware monitoring not activated\n");
2359		return -ENODEV;
2360	}
2361
2362	/* Register sysfs interface files */
2363	err = device_create_file(&pdev->dev, &dev_attr_name);
2364	if (err)
2365		goto exit_unregister_sysfs;
2366
2367	if (start_reg & 0x01) {
2368		switch (data->type) {
2369		case f71858fg:
2370			data->temp_config =
2371				f71882fg_read8(data, F71882FG_REG_TEMP_CONFIG);
2372			if (data->temp_config & 0x10)
2373				/*
2374				 * The f71858fg temperature alarms behave as
2375				 * the f8000 alarms in this mode
2376				 */
2377				err = f71882fg_create_sysfs_files(pdev,
2378					f8000_temp_attr,
2379					ARRAY_SIZE(f8000_temp_attr));
2380			else
2381				err = f71882fg_create_sysfs_files(pdev,
2382					f71858fg_temp_attr,
2383					ARRAY_SIZE(f71858fg_temp_attr));
2384			break;
2385		case f8000:
2386			err = f71882fg_create_sysfs_files(pdev,
2387					f8000_temp_attr,
2388					ARRAY_SIZE(f8000_temp_attr));
2389			break;
2390		case f81866a:
2391			err = f71882fg_create_sysfs_files(pdev,
2392					f71858fg_temp_attr,
2393					ARRAY_SIZE(f71858fg_temp_attr));
2394			break;
2395		default:
2396			err = f71882fg_create_sysfs_files(pdev,
2397				&fxxxx_temp_attr[0][0],
2398				ARRAY_SIZE(fxxxx_temp_attr[0]) * nr_temps);
2399		}
2400		if (err)
2401			goto exit_unregister_sysfs;
2402
2403		if (f71882fg_temp_has_beep[data->type]) {
2404			if (data->type == f81866a) {
2405				size = ARRAY_SIZE(f81866_temp_beep_attr[0]);
2406				err = f71882fg_create_sysfs_files(pdev,
2407						&f81866_temp_beep_attr[0][0],
2408						size * nr_temps);
2409
2410			} else {
2411				size = ARRAY_SIZE(fxxxx_temp_beep_attr[0]);
2412				err = f71882fg_create_sysfs_files(pdev,
2413						&fxxxx_temp_beep_attr[0][0],
2414						size * nr_temps);
2415			}
2416			if (err)
2417				goto exit_unregister_sysfs;
2418		}
2419
2420		for (i = 0; i < F71882FG_MAX_INS; i++) {
2421			if (f71882fg_has_in[data->type][i]) {
2422				err = device_create_file(&pdev->dev,
2423						&fxxxx_in_attr[i].dev_attr);
2424				if (err)
2425					goto exit_unregister_sysfs;
2426			}
2427		}
2428		if (f71882fg_has_in1_alarm[data->type]) {
2429			err = f71882fg_create_sysfs_files(pdev,
2430					fxxxx_in1_alarm_attr,
2431					ARRAY_SIZE(fxxxx_in1_alarm_attr));
2432			if (err)
2433				goto exit_unregister_sysfs;
2434		}
2435	}
2436
2437	if (start_reg & 0x02) {
2438		switch (data->type) {
2439		case f71808e:
2440		case f71808a:
2441		case f71869:
2442		case f71869a:
2443			/* These always have signed auto point temps */
2444			data->auto_point_temp_signed = 1;
2445			/* Fall through - to select correct fan/pwm reg bank! */
2446		case f71889fg:
2447		case f71889ed:
2448		case f71889a:
2449			reg = f71882fg_read8(data, F71882FG_REG_FAN_FAULT_T);
2450			if (reg & F71882FG_FAN_NEG_TEMP_EN)
2451				data->auto_point_temp_signed = 1;
2452			/* Ensure banked pwm registers point to right bank */
2453			reg &= ~F71882FG_FAN_PROG_SEL;
2454			f71882fg_write8(data, F71882FG_REG_FAN_FAULT_T, reg);
2455			break;
2456		default:
2457			break;
2458		}
2459
2460		data->pwm_enable =
2461			f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
2462
2463		for (i = 0; i < nr_fans; i++) {
2464			err = f71882fg_create_fan_sysfs_files(pdev, i);
2465			if (err)
2466				goto exit_unregister_sysfs;
2467		}
2468
2469		/* Some types have 1 extra fan with limited functionality */
2470		switch (data->type) {
2471		case f71808a:
2472			err = f71882fg_create_sysfs_files(pdev,
2473					f71808a_fan3_attr,
2474					ARRAY_SIZE(f71808a_fan3_attr));
2475			break;
2476		case f8000:
2477			err = f71882fg_create_sysfs_files(pdev,
2478					f8000_fan_attr,
2479					ARRAY_SIZE(f8000_fan_attr));
2480			break;
2481		default:
2482			break;
2483		}
2484		if (err)
2485			goto exit_unregister_sysfs;
2486	}
2487
2488	data->hwmon_dev = hwmon_device_register(&pdev->dev);
2489	if (IS_ERR(data->hwmon_dev)) {
2490		err = PTR_ERR(data->hwmon_dev);
2491		data->hwmon_dev = NULL;
2492		goto exit_unregister_sysfs;
2493	}
2494
2495	return 0;
2496
2497exit_unregister_sysfs:
2498	f71882fg_remove(pdev); /* Will unregister the sysfs files for us */
2499	return err; /* f71882fg_remove() also frees our data */
2500}
2501
2502static int f71882fg_remove(struct platform_device *pdev)
2503{
2504	struct f71882fg_data *data = platform_get_drvdata(pdev);
2505	int nr_fans = f71882fg_nr_fans[data->type];
2506	int nr_temps = f71882fg_nr_temps[data->type];
2507	int i;
2508	u8 start_reg = f71882fg_read8(data, F71882FG_REG_START);
2509
2510	if (data->hwmon_dev)
2511		hwmon_device_unregister(data->hwmon_dev);
2512
2513	device_remove_file(&pdev->dev, &dev_attr_name);
2514
2515	if (start_reg & 0x01) {
2516		switch (data->type) {
2517		case f71858fg:
2518			if (data->temp_config & 0x10)
2519				f71882fg_remove_sysfs_files(pdev,
2520					f8000_temp_attr,
2521					ARRAY_SIZE(f8000_temp_attr));
2522			else
2523				f71882fg_remove_sysfs_files(pdev,
2524					f71858fg_temp_attr,
2525					ARRAY_SIZE(f71858fg_temp_attr));
2526			break;
2527		case f8000:
2528			f71882fg_remove_sysfs_files(pdev,
2529					f8000_temp_attr,
2530					ARRAY_SIZE(f8000_temp_attr));
2531			break;
2532		case f81866a:
2533			f71882fg_remove_sysfs_files(pdev,
2534					f71858fg_temp_attr,
2535					ARRAY_SIZE(f71858fg_temp_attr));
2536			break;
2537		default:
2538			f71882fg_remove_sysfs_files(pdev,
2539				&fxxxx_temp_attr[0][0],
2540				ARRAY_SIZE(fxxxx_temp_attr[0]) * nr_temps);
2541		}
2542		if (f71882fg_temp_has_beep[data->type]) {
2543			if (data->type == f81866a)
2544				f71882fg_remove_sysfs_files(pdev,
2545					&f81866_temp_beep_attr[0][0],
2546					ARRAY_SIZE(f81866_temp_beep_attr[0])
2547						* nr_temps);
2548			else
2549				f71882fg_remove_sysfs_files(pdev,
2550					&fxxxx_temp_beep_attr[0][0],
2551					ARRAY_SIZE(fxxxx_temp_beep_attr[0])
2552						* nr_temps);
2553		}
2554
2555		for (i = 0; i < F71882FG_MAX_INS; i++) {
2556			if (f71882fg_has_in[data->type][i]) {
2557				device_remove_file(&pdev->dev,
2558						&fxxxx_in_attr[i].dev_attr);
2559			}
2560		}
2561		if (f71882fg_has_in1_alarm[data->type]) {
2562			f71882fg_remove_sysfs_files(pdev,
2563					fxxxx_in1_alarm_attr,
2564					ARRAY_SIZE(fxxxx_in1_alarm_attr));
2565		}
2566	}
2567
2568	if (start_reg & 0x02) {
2569		f71882fg_remove_sysfs_files(pdev, &fxxxx_fan_attr[0][0],
2570				ARRAY_SIZE(fxxxx_fan_attr[0]) * nr_fans);
2571
2572		if (f71882fg_fan_has_beep[data->type]) {
2573			f71882fg_remove_sysfs_files(pdev,
2574					fxxxx_fan_beep_attr, nr_fans);
2575		}
2576
2577		switch (data->type) {
2578		case f71808a:
2579			f71882fg_remove_sysfs_files(pdev,
2580				&fxxxx_auto_pwm_attr[0][0],
2581				ARRAY_SIZE(fxxxx_auto_pwm_attr[0]) * nr_fans);
2582			f71882fg_remove_sysfs_files(pdev,
2583					f71808a_fan3_attr,
2584					ARRAY_SIZE(f71808a_fan3_attr));
2585			break;
2586		case f71862fg:
2587			f71882fg_remove_sysfs_files(pdev,
2588				&f71862fg_auto_pwm_attr[0][0],
2589				ARRAY_SIZE(f71862fg_auto_pwm_attr[0]) *
2590					nr_fans);
2591			break;
2592		case f71808e:
2593		case f71869:
2594			f71882fg_remove_sysfs_files(pdev,
2595				&f71869_auto_pwm_attr[0][0],
2596				ARRAY_SIZE(f71869_auto_pwm_attr[0]) * nr_fans);
2597			break;
2598		case f8000:
2599			f71882fg_remove_sysfs_files(pdev,
2600					f8000_fan_attr,
2601					ARRAY_SIZE(f8000_fan_attr));
2602			f71882fg_remove_sysfs_files(pdev,
2603				&f8000_auto_pwm_attr[0][0],
2604				ARRAY_SIZE(f8000_auto_pwm_attr[0]) * nr_fans);
2605			break;
2606		default:
2607			f71882fg_remove_sysfs_files(pdev,
2608				&fxxxx_auto_pwm_attr[0][0],
2609				ARRAY_SIZE(fxxxx_auto_pwm_attr[0]) * nr_fans);
2610		}
2611	}
2612	return 0;
2613}
2614
2615static int __init f71882fg_find(int sioaddr, struct f71882fg_sio_data *sio_data)
2616{
2617	u16 devid;
2618	unsigned short address;
2619	int err = superio_enter(sioaddr);
2620	if (err)
2621		return err;
2622
2623	devid = superio_inw(sioaddr, SIO_REG_MANID);
2624	if (devid != SIO_FINTEK_ID) {
2625		pr_debug("Not a Fintek device\n");
2626		err = -ENODEV;
2627		goto exit;
2628	}
2629
2630	devid = force_id ? force_id : superio_inw(sioaddr, SIO_REG_DEVID);
2631	switch (devid) {
2632	case SIO_F71808E_ID:
2633		sio_data->type = f71808e;
2634		break;
2635	case SIO_F71808A_ID:
2636		sio_data->type = f71808a;
2637		break;
2638	case SIO_F71858_ID:
2639		sio_data->type = f71858fg;
2640		break;
2641	case SIO_F71862_ID:
2642		sio_data->type = f71862fg;
2643		break;
2644	case SIO_F71868_ID:
2645		sio_data->type = f71868a;
2646		break;
2647	case SIO_F71869_ID:
2648		sio_data->type = f71869;
2649		break;
2650	case SIO_F71869A_ID:
2651		sio_data->type = f71869a;
2652		break;
2653	case SIO_F71882_ID:
2654		sio_data->type = f71882fg;
2655		break;
2656	case SIO_F71889_ID:
2657		sio_data->type = f71889fg;
2658		break;
2659	case SIO_F71889E_ID:
2660		sio_data->type = f71889ed;
2661		break;
2662	case SIO_F71889A_ID:
2663		sio_data->type = f71889a;
2664		break;
2665	case SIO_F8000_ID:
2666		sio_data->type = f8000;
2667		break;
2668	case SIO_F81768D_ID:
2669		sio_data->type = f81768d;
2670		break;
2671	case SIO_F81865_ID:
2672		sio_data->type = f81865f;
2673		break;
2674	case SIO_F81866_ID:
2675		sio_data->type = f81866a;
2676		break;
2677	default:
2678		pr_info("Unsupported Fintek device: %04x\n",
2679			(unsigned int)devid);
2680		err = -ENODEV;
2681		goto exit;
2682	}
2683
2684	if (sio_data->type == f71858fg)
2685		superio_select(sioaddr, SIO_F71858FG_LD_HWM);
2686	else
2687		superio_select(sioaddr, SIO_F71882FG_LD_HWM);
2688
2689	if (!(superio_inb(sioaddr, SIO_REG_ENABLE) & 0x01)) {
2690		pr_warn("Device not activated\n");
2691		err = -ENODEV;
2692		goto exit;
2693	}
2694
2695	address = superio_inw(sioaddr, SIO_REG_ADDR);
2696	if (address == 0) {
2697		pr_warn("Base address not set\n");
2698		err = -ENODEV;
2699		goto exit;
2700	}
2701	address &= ~(REGION_LENGTH - 1);	/* Ignore 3 LSB */
2702
2703	err = address;
2704	pr_info("Found %s chip at %#x, revision %d\n",
2705		f71882fg_names[sio_data->type],	(unsigned int)address,
2706		(int)superio_inb(sioaddr, SIO_REG_DEVREV));
2707exit:
2708	superio_exit(sioaddr);
2709	return err;
2710}
2711
2712static int __init f71882fg_device_add(int address,
2713				      const struct f71882fg_sio_data *sio_data)
2714{
2715	struct resource res = {
2716		.start	= address,
2717		.end	= address + REGION_LENGTH - 1,
2718		.flags	= IORESOURCE_IO,
2719	};
2720	int err;
2721
2722	f71882fg_pdev = platform_device_alloc(DRVNAME, address);
2723	if (!f71882fg_pdev)
2724		return -ENOMEM;
2725
2726	res.name = f71882fg_pdev->name;
2727	err = acpi_check_resource_conflict(&res);
2728	if (err)
2729		goto exit_device_put;
2730
2731	err = platform_device_add_resources(f71882fg_pdev, &res, 1);
2732	if (err) {
2733		pr_err("Device resource addition failed\n");
2734		goto exit_device_put;
2735	}
2736
2737	err = platform_device_add_data(f71882fg_pdev, sio_data,
2738				       sizeof(struct f71882fg_sio_data));
2739	if (err) {
2740		pr_err("Platform data allocation failed\n");
2741		goto exit_device_put;
2742	}
2743
2744	err = platform_device_add(f71882fg_pdev);
2745	if (err) {
2746		pr_err("Device addition failed\n");
2747		goto exit_device_put;
2748	}
2749
2750	return 0;
2751
2752exit_device_put:
2753	platform_device_put(f71882fg_pdev);
2754
2755	return err;
2756}
2757
2758static int __init f71882fg_init(void)
2759{
2760	int err;
2761	int address;
2762	struct f71882fg_sio_data sio_data;
2763
2764	memset(&sio_data, 0, sizeof(sio_data));
2765
2766	address = f71882fg_find(0x2e, &sio_data);
2767	if (address < 0)
2768		address = f71882fg_find(0x4e, &sio_data);
2769	if (address < 0)
2770		return address;
2771
2772	err = platform_driver_register(&f71882fg_driver);
2773	if (err)
2774		return err;
2775
2776	err = f71882fg_device_add(address, &sio_data);
2777	if (err)
2778		goto exit_driver;
2779
2780	return 0;
2781
2782exit_driver:
2783	platform_driver_unregister(&f71882fg_driver);
2784	return err;
2785}
2786
2787static void __exit f71882fg_exit(void)
2788{
2789	platform_device_unregister(f71882fg_pdev);
2790	platform_driver_unregister(&f71882fg_driver);
2791}
2792
2793MODULE_DESCRIPTION("F71882FG Hardware Monitoring Driver");
2794MODULE_AUTHOR("Hans Edgington, Hans de Goede <hdegoede@redhat.com>");
2795MODULE_LICENSE("GPL");
2796
2797module_init(f71882fg_init);
2798module_exit(f71882fg_exit);