Version:  2.6.34 2.6.35 2.6.36 2.6.37 2.6.38 2.6.39 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14

Linux/drivers/hwmon/f71882fg.c

  1 /***************************************************************************
  2  *   Copyright (C) 2006 by Hans Edgington <hans@edgington.nl>              *
  3  *   Copyright (C) 2007-2011 Hans de Goede <hdegoede@redhat.com>           *
  4  *                                                                         *
  5  *   This program is free software; you can redistribute it and/or modify  *
  6  *   it under the terms of the GNU General Public License as published by  *
  7  *   the Free Software Foundation; either version 2 of the License, or     *
  8  *   (at your option) any later version.                                   *
  9  *                                                                         *
 10  *   This program is distributed in the hope that it will be useful,       *
 11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 13  *   GNU General Public License for more details.                          *
 14  *                                                                         *
 15  *   You should have received a copy of the GNU General Public License     *
 16  *   along with this program; if not, write to the                         *
 17  *   Free Software Foundation, Inc.,                                       *
 18  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 19  ***************************************************************************/
 20 
 21 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 22 
 23 #include <linux/module.h>
 24 #include <linux/init.h>
 25 #include <linux/slab.h>
 26 #include <linux/jiffies.h>
 27 #include <linux/platform_device.h>
 28 #include <linux/hwmon.h>
 29 #include <linux/hwmon-sysfs.h>
 30 #include <linux/err.h>
 31 #include <linux/mutex.h>
 32 #include <linux/io.h>
 33 #include <linux/acpi.h>
 34 
 35 #define DRVNAME "f71882fg"
 36 
 37 #define SIO_F71858FG_LD_HWM     0x02    /* Hardware monitor logical device */
 38 #define SIO_F71882FG_LD_HWM     0x04    /* Hardware monitor logical device */
 39 #define SIO_UNLOCK_KEY          0x87    /* Key to enable Super-I/O */
 40 #define SIO_LOCK_KEY            0xAA    /* Key to disable Super-I/O */
 41 
 42 #define SIO_REG_LDSEL           0x07    /* Logical device select */
 43 #define SIO_REG_DEVID           0x20    /* Device ID (2 bytes) */
 44 #define SIO_REG_DEVREV          0x22    /* Device revision */
 45 #define SIO_REG_MANID           0x23    /* Fintek ID (2 bytes) */
 46 #define SIO_REG_ENABLE          0x30    /* Logical device enable */
 47 #define SIO_REG_ADDR            0x60    /* Logical device address (2 bytes) */
 48 
 49 #define SIO_FINTEK_ID           0x1934  /* Manufacturers ID */
 50 #define SIO_F71808E_ID          0x0901  /* Chipset ID */
 51 #define SIO_F71808A_ID          0x1001  /* Chipset ID */
 52 #define SIO_F71858_ID           0x0507  /* Chipset ID */
 53 #define SIO_F71862_ID           0x0601  /* Chipset ID */
 54 #define SIO_F71869_ID           0x0814  /* Chipset ID */
 55 #define SIO_F71869A_ID          0x1007  /* Chipset ID */
 56 #define SIO_F71882_ID           0x0541  /* Chipset ID */
 57 #define SIO_F71889_ID           0x0723  /* Chipset ID */
 58 #define SIO_F71889E_ID          0x0909  /* Chipset ID */
 59 #define SIO_F71889A_ID          0x1005  /* Chipset ID */
 60 #define SIO_F8000_ID            0x0581  /* Chipset ID */
 61 #define SIO_F81865_ID           0x0704  /* Chipset ID */
 62 
 63 #define REGION_LENGTH           8
 64 #define ADDR_REG_OFFSET         5
 65 #define DATA_REG_OFFSET         6
 66 
 67 #define F71882FG_REG_IN_STATUS          0x12 /* f7188x only */
 68 #define F71882FG_REG_IN_BEEP            0x13 /* f7188x only */
 69 #define F71882FG_REG_IN(nr)             (0x20  + (nr))
 70 #define F71882FG_REG_IN1_HIGH           0x32 /* f7188x only */
 71 
 72 #define F71882FG_REG_FAN(nr)            (0xA0 + (16 * (nr)))
 73 #define F71882FG_REG_FAN_TARGET(nr)     (0xA2 + (16 * (nr)))
 74 #define F71882FG_REG_FAN_FULL_SPEED(nr) (0xA4 + (16 * (nr)))
 75 #define F71882FG_REG_FAN_STATUS         0x92
 76 #define F71882FG_REG_FAN_BEEP           0x93
 77 
 78 #define F71882FG_REG_TEMP(nr)           (0x70 + 2 * (nr))
 79 #define F71882FG_REG_TEMP_OVT(nr)       (0x80 + 2 * (nr))
 80 #define F71882FG_REG_TEMP_HIGH(nr)      (0x81 + 2 * (nr))
 81 #define F71882FG_REG_TEMP_STATUS        0x62
 82 #define F71882FG_REG_TEMP_BEEP          0x63
 83 #define F71882FG_REG_TEMP_CONFIG        0x69
 84 #define F71882FG_REG_TEMP_HYST(nr)      (0x6C + (nr))
 85 #define F71882FG_REG_TEMP_TYPE          0x6B
 86 #define F71882FG_REG_TEMP_DIODE_OPEN    0x6F
 87 
 88 #define F71882FG_REG_PWM(nr)            (0xA3 + (16 * (nr)))
 89 #define F71882FG_REG_PWM_TYPE           0x94
 90 #define F71882FG_REG_PWM_ENABLE         0x96
 91 
 92 #define F71882FG_REG_FAN_HYST(nr)       (0x98 + (nr))
 93 
 94 #define F71882FG_REG_FAN_FAULT_T        0x9F
 95 #define F71882FG_FAN_NEG_TEMP_EN        0x20
 96 #define F71882FG_FAN_PROG_SEL           0x80
 97 
 98 #define F71882FG_REG_POINT_PWM(pwm, point)      (0xAA + (point) + (16 * (pwm)))
 99 #define F71882FG_REG_POINT_TEMP(pwm, point)     (0xA6 + (point) + (16 * (pwm)))
100 #define F71882FG_REG_POINT_MAPPING(nr)          (0xAF + 16 * (nr))
101 
102 #define F71882FG_REG_START              0x01
103 
104 #define F71882FG_MAX_INS                9
105 
106 #define FAN_MIN_DETECT                  366 /* Lowest detectable fanspeed */
107 
108 static unsigned short force_id;
109 module_param(force_id, ushort, 0);
110 MODULE_PARM_DESC(force_id, "Override the detected device ID");
111 
112 enum chips { f71808e, f71808a, f71858fg, f71862fg, f71869, f71869a, f71882fg,
113              f71889fg, f71889ed, f71889a, f8000, f81865f };
114 
115 static const char *const f71882fg_names[] = {
116         "f71808e",
117         "f71808a",
118         "f71858fg",
119         "f71862fg",
120         "f71869", /* Both f71869f and f71869e, reg. compatible and same id */
121         "f71869a",
122         "f71882fg",
123         "f71889fg", /* f81801u too, same id */
124         "f71889ed",
125         "f71889a",
126         "f8000",
127         "f81865f",
128 };
129 
130 static const char f71882fg_has_in[][F71882FG_MAX_INS] = {
131         [f71808e]       = { 1, 1, 1, 1, 1, 1, 0, 1, 1 },
132         [f71808a]       = { 1, 1, 1, 1, 0, 0, 0, 1, 1 },
133         [f71858fg]      = { 1, 1, 1, 0, 0, 0, 0, 0, 0 },
134         [f71862fg]      = { 1, 1, 1, 1, 1, 1, 1, 1, 1 },
135         [f71869]        = { 1, 1, 1, 1, 1, 1, 1, 1, 1 },
136         [f71869a]       = { 1, 1, 1, 1, 1, 1, 1, 1, 1 },
137         [f71882fg]      = { 1, 1, 1, 1, 1, 1, 1, 1, 1 },
138         [f71889fg]      = { 1, 1, 1, 1, 1, 1, 1, 1, 1 },
139         [f71889ed]      = { 1, 1, 1, 1, 1, 1, 1, 1, 1 },
140         [f71889a]       = { 1, 1, 1, 1, 1, 1, 1, 1, 1 },
141         [f8000]         = { 1, 1, 1, 0, 0, 0, 0, 0, 0 },
142         [f81865f]       = { 1, 1, 1, 1, 1, 1, 1, 0, 0 },
143 };
144 
145 static const char f71882fg_has_in1_alarm[] = {
146         [f71808e]       = 0,
147         [f71808a]       = 0,
148         [f71858fg]      = 0,
149         [f71862fg]      = 0,
150         [f71869]        = 0,
151         [f71869a]       = 0,
152         [f71882fg]      = 1,
153         [f71889fg]      = 1,
154         [f71889ed]      = 1,
155         [f71889a]       = 1,
156         [f8000]         = 0,
157         [f81865f]       = 1,
158 };
159 
160 static const char f71882fg_fan_has_beep[] = {
161         [f71808e]       = 0,
162         [f71808a]       = 0,
163         [f71858fg]      = 0,
164         [f71862fg]      = 1,
165         [f71869]        = 1,
166         [f71869a]       = 1,
167         [f71882fg]      = 1,
168         [f71889fg]      = 1,
169         [f71889ed]      = 1,
170         [f71889a]       = 1,
171         [f8000]         = 0,
172         [f81865f]       = 1,
173 };
174 
175 static const char f71882fg_nr_fans[] = {
176         [f71808e]       = 3,
177         [f71808a]       = 2, /* +1 fan which is monitor + simple pwm only */
178         [f71858fg]      = 3,
179         [f71862fg]      = 3,
180         [f71869]        = 3,
181         [f71869a]       = 3,
182         [f71882fg]      = 4,
183         [f71889fg]      = 3,
184         [f71889ed]      = 3,
185         [f71889a]       = 3,
186         [f8000]         = 3, /* +1 fan which is monitor only */
187         [f81865f]       = 2,
188 };
189 
190 static const char f71882fg_temp_has_beep[] = {
191         [f71808e]       = 0,
192         [f71808a]       = 1,
193         [f71858fg]      = 0,
194         [f71862fg]      = 1,
195         [f71869]        = 1,
196         [f71869a]       = 1,
197         [f71882fg]      = 1,
198         [f71889fg]      = 1,
199         [f71889ed]      = 1,
200         [f71889a]       = 1,
201         [f8000]         = 0,
202         [f81865f]       = 1,
203 };
204 
205 static const char f71882fg_nr_temps[] = {
206         [f71808e]       = 2,
207         [f71808a]       = 2,
208         [f71858fg]      = 3,
209         [f71862fg]      = 3,
210         [f71869]        = 3,
211         [f71869a]       = 3,
212         [f71882fg]      = 3,
213         [f71889fg]      = 3,
214         [f71889ed]      = 3,
215         [f71889a]       = 3,
216         [f8000]         = 3,
217         [f81865f]       = 2,
218 };
219 
220 static struct platform_device *f71882fg_pdev;
221 
222 /* Super-I/O Function prototypes */
223 static inline int superio_inb(int base, int reg);
224 static inline int superio_inw(int base, int reg);
225 static inline int superio_enter(int base);
226 static inline void superio_select(int base, int ld);
227 static inline void superio_exit(int base);
228 
229 struct f71882fg_sio_data {
230         enum chips type;
231 };
232 
233 struct f71882fg_data {
234         unsigned short addr;
235         enum chips type;
236         struct device *hwmon_dev;
237 
238         struct mutex update_lock;
239         int temp_start;                 /* temp numbering start (0 or 1) */
240         char valid;                     /* !=0 if following fields are valid */
241         char auto_point_temp_signed;
242         unsigned long last_updated;     /* In jiffies */
243         unsigned long last_limits;      /* In jiffies */
244 
245         /* Register Values */
246         u8      in[F71882FG_MAX_INS];
247         u8      in1_max;
248         u8      in_status;
249         u8      in_beep;
250         u16     fan[4];
251         u16     fan_target[4];
252         u16     fan_full_speed[4];
253         u8      fan_status;
254         u8      fan_beep;
255         /*
256          * Note: all models have max 3 temperature channels, but on some
257          * they are addressed as 0-2 and on others as 1-3, so for coding
258          * convenience we reserve space for 4 channels
259          */
260         u16     temp[4];
261         u8      temp_ovt[4];
262         u8      temp_high[4];
263         u8      temp_hyst[2]; /* 2 hysts stored per reg */
264         u8      temp_type[4];
265         u8      temp_status;
266         u8      temp_beep;
267         u8      temp_diode_open;
268         u8      temp_config;
269         u8      pwm[4];
270         u8      pwm_enable;
271         u8      pwm_auto_point_hyst[2];
272         u8      pwm_auto_point_mapping[4];
273         u8      pwm_auto_point_pwm[4][5];
274         s8      pwm_auto_point_temp[4][4];
275 };
276 
277 /* Sysfs in */
278 static ssize_t show_in(struct device *dev, struct device_attribute *devattr,
279         char *buf);
280 static ssize_t show_in_max(struct device *dev, struct device_attribute
281         *devattr, char *buf);
282 static ssize_t store_in_max(struct device *dev, struct device_attribute
283         *devattr, const char *buf, size_t count);
284 static ssize_t show_in_beep(struct device *dev, struct device_attribute
285         *devattr, char *buf);
286 static ssize_t store_in_beep(struct device *dev, struct device_attribute
287         *devattr, const char *buf, size_t count);
288 static ssize_t show_in_alarm(struct device *dev, struct device_attribute
289         *devattr, char *buf);
290 /* Sysfs Fan */
291 static ssize_t show_fan(struct device *dev, struct device_attribute *devattr,
292         char *buf);
293 static ssize_t show_fan_full_speed(struct device *dev,
294         struct device_attribute *devattr, char *buf);
295 static ssize_t store_fan_full_speed(struct device *dev,
296         struct device_attribute *devattr, const char *buf, size_t count);
297 static ssize_t show_fan_beep(struct device *dev, struct device_attribute
298         *devattr, char *buf);
299 static ssize_t store_fan_beep(struct device *dev, struct device_attribute
300         *devattr, const char *buf, size_t count);
301 static ssize_t show_fan_alarm(struct device *dev, struct device_attribute
302         *devattr, char *buf);
303 /* Sysfs Temp */
304 static ssize_t show_temp(struct device *dev, struct device_attribute
305         *devattr, char *buf);
306 static ssize_t show_temp_max(struct device *dev, struct device_attribute
307         *devattr, char *buf);
308 static ssize_t store_temp_max(struct device *dev, struct device_attribute
309         *devattr, const char *buf, size_t count);
310 static ssize_t show_temp_max_hyst(struct device *dev, struct device_attribute
311         *devattr, char *buf);
312 static ssize_t store_temp_max_hyst(struct device *dev, struct device_attribute
313         *devattr, const char *buf, size_t count);
314 static ssize_t show_temp_crit(struct device *dev, struct device_attribute
315         *devattr, char *buf);
316 static ssize_t store_temp_crit(struct device *dev, struct device_attribute
317         *devattr, const char *buf, size_t count);
318 static ssize_t show_temp_crit_hyst(struct device *dev, struct device_attribute
319         *devattr, char *buf);
320 static ssize_t show_temp_type(struct device *dev, struct device_attribute
321         *devattr, char *buf);
322 static ssize_t show_temp_beep(struct device *dev, struct device_attribute
323         *devattr, char *buf);
324 static ssize_t store_temp_beep(struct device *dev, struct device_attribute
325         *devattr, const char *buf, size_t count);
326 static ssize_t show_temp_alarm(struct device *dev, struct device_attribute
327         *devattr, char *buf);
328 static ssize_t show_temp_fault(struct device *dev, struct device_attribute
329         *devattr, char *buf);
330 /* PWM and Auto point control */
331 static ssize_t show_pwm(struct device *dev, struct device_attribute *devattr,
332         char *buf);
333 static ssize_t store_pwm(struct device *dev, struct device_attribute *devattr,
334         const char *buf, size_t count);
335 static ssize_t show_simple_pwm(struct device *dev,
336         struct device_attribute *devattr, char *buf);
337 static ssize_t store_simple_pwm(struct device *dev,
338         struct device_attribute *devattr, const char *buf, size_t count);
339 static ssize_t show_pwm_enable(struct device *dev,
340         struct device_attribute *devattr, char *buf);
341 static ssize_t store_pwm_enable(struct device *dev,
342         struct device_attribute *devattr, const char *buf, size_t count);
343 static ssize_t show_pwm_interpolate(struct device *dev,
344         struct device_attribute *devattr, char *buf);
345 static ssize_t store_pwm_interpolate(struct device *dev,
346         struct device_attribute *devattr, const char *buf, size_t count);
347 static ssize_t show_pwm_auto_point_channel(struct device *dev,
348         struct device_attribute *devattr, char *buf);
349 static ssize_t store_pwm_auto_point_channel(struct device *dev,
350         struct device_attribute *devattr, const char *buf, size_t count);
351 static ssize_t show_pwm_auto_point_temp_hyst(struct device *dev,
352         struct device_attribute *devattr, char *buf);
353 static ssize_t store_pwm_auto_point_temp_hyst(struct device *dev,
354         struct device_attribute *devattr, const char *buf, size_t count);
355 static ssize_t show_pwm_auto_point_pwm(struct device *dev,
356         struct device_attribute *devattr, char *buf);
357 static ssize_t store_pwm_auto_point_pwm(struct device *dev,
358         struct device_attribute *devattr, const char *buf, size_t count);
359 static ssize_t show_pwm_auto_point_temp(struct device *dev,
360         struct device_attribute *devattr, char *buf);
361 static ssize_t store_pwm_auto_point_temp(struct device *dev,
362         struct device_attribute *devattr, const char *buf, size_t count);
363 /* Sysfs misc */
364 static ssize_t show_name(struct device *dev, struct device_attribute *devattr,
365         char *buf);
366 
367 static int f71882fg_probe(struct platform_device *pdev);
368 static int f71882fg_remove(struct platform_device *pdev);
369 
370 static struct platform_driver f71882fg_driver = {
371         .driver = {
372                 .owner  = THIS_MODULE,
373                 .name   = DRVNAME,
374         },
375         .probe          = f71882fg_probe,
376         .remove         = f71882fg_remove,
377 };
378 
379 static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);
380 
381 /*
382  * Temp attr for the f71858fg, the f71858fg is special as it has its
383  * temperature indexes start at 0 (the others start at 1)
384  */
385 static struct sensor_device_attribute_2 f71858fg_temp_attr[] = {
386         SENSOR_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, 0, 0),
387         SENSOR_ATTR_2(temp1_max, S_IRUGO|S_IWUSR, show_temp_max,
388                 store_temp_max, 0, 0),
389         SENSOR_ATTR_2(temp1_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
390                 store_temp_max_hyst, 0, 0),
391         SENSOR_ATTR_2(temp1_max_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 0),
392         SENSOR_ATTR_2(temp1_crit, S_IRUGO|S_IWUSR, show_temp_crit,
393                 store_temp_crit, 0, 0),
394         SENSOR_ATTR_2(temp1_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
395                 0, 0),
396         SENSOR_ATTR_2(temp1_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 4),
397         SENSOR_ATTR_2(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0, 0),
398         SENSOR_ATTR_2(temp2_input, S_IRUGO, show_temp, NULL, 0, 1),
399         SENSOR_ATTR_2(temp2_max, S_IRUGO|S_IWUSR, show_temp_max,
400                 store_temp_max, 0, 1),
401         SENSOR_ATTR_2(temp2_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
402                 store_temp_max_hyst, 0, 1),
403         SENSOR_ATTR_2(temp2_max_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 1),
404         SENSOR_ATTR_2(temp2_crit, S_IRUGO|S_IWUSR, show_temp_crit,
405                 store_temp_crit, 0, 1),
406         SENSOR_ATTR_2(temp2_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
407                 0, 1),
408         SENSOR_ATTR_2(temp2_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 5),
409         SENSOR_ATTR_2(temp2_fault, S_IRUGO, show_temp_fault, NULL, 0, 1),
410         SENSOR_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 0, 2),
411         SENSOR_ATTR_2(temp3_max, S_IRUGO|S_IWUSR, show_temp_max,
412                 store_temp_max, 0, 2),
413         SENSOR_ATTR_2(temp3_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
414                 store_temp_max_hyst, 0, 2),
415         SENSOR_ATTR_2(temp3_max_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 2),
416         SENSOR_ATTR_2(temp3_crit, S_IRUGO|S_IWUSR, show_temp_crit,
417                 store_temp_crit, 0, 2),
418         SENSOR_ATTR_2(temp3_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
419                 0, 2),
420         SENSOR_ATTR_2(temp3_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 6),
421         SENSOR_ATTR_2(temp3_fault, S_IRUGO, show_temp_fault, NULL, 0, 2),
422 };
423 
424 /* Temp attr for the standard models */
425 static struct sensor_device_attribute_2 fxxxx_temp_attr[3][9] = { {
426         SENSOR_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, 0, 1),
427         SENSOR_ATTR_2(temp1_max, S_IRUGO|S_IWUSR, show_temp_max,
428                 store_temp_max, 0, 1),
429         SENSOR_ATTR_2(temp1_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
430                 store_temp_max_hyst, 0, 1),
431         /*
432          * Should really be temp1_max_alarm, but older versions did not handle
433          * the max and crit alarms separately and lm_sensors v2 depends on the
434          * presence of temp#_alarm files. The same goes for temp2/3 _alarm.
435          */
436         SENSOR_ATTR_2(temp1_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 1),
437         SENSOR_ATTR_2(temp1_crit, S_IRUGO|S_IWUSR, show_temp_crit,
438                 store_temp_crit, 0, 1),
439         SENSOR_ATTR_2(temp1_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
440                 0, 1),
441         SENSOR_ATTR_2(temp1_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 5),
442         SENSOR_ATTR_2(temp1_type, S_IRUGO, show_temp_type, NULL, 0, 1),
443         SENSOR_ATTR_2(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0, 1),
444 }, {
445         SENSOR_ATTR_2(temp2_input, S_IRUGO, show_temp, NULL, 0, 2),
446         SENSOR_ATTR_2(temp2_max, S_IRUGO|S_IWUSR, show_temp_max,
447                 store_temp_max, 0, 2),
448         SENSOR_ATTR_2(temp2_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
449                 store_temp_max_hyst, 0, 2),
450         /* Should be temp2_max_alarm, see temp1_alarm note */
451         SENSOR_ATTR_2(temp2_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 2),
452         SENSOR_ATTR_2(temp2_crit, S_IRUGO|S_IWUSR, show_temp_crit,
453                 store_temp_crit, 0, 2),
454         SENSOR_ATTR_2(temp2_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
455                 0, 2),
456         SENSOR_ATTR_2(temp2_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 6),
457         SENSOR_ATTR_2(temp2_type, S_IRUGO, show_temp_type, NULL, 0, 2),
458         SENSOR_ATTR_2(temp2_fault, S_IRUGO, show_temp_fault, NULL, 0, 2),
459 }, {
460         SENSOR_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 0, 3),
461         SENSOR_ATTR_2(temp3_max, S_IRUGO|S_IWUSR, show_temp_max,
462                 store_temp_max, 0, 3),
463         SENSOR_ATTR_2(temp3_max_hyst, S_IRUGO|S_IWUSR, show_temp_max_hyst,
464                 store_temp_max_hyst, 0, 3),
465         /* Should be temp3_max_alarm, see temp1_alarm note */
466         SENSOR_ATTR_2(temp3_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 3),
467         SENSOR_ATTR_2(temp3_crit, S_IRUGO|S_IWUSR, show_temp_crit,
468                 store_temp_crit, 0, 3),
469         SENSOR_ATTR_2(temp3_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL,
470                 0, 3),
471         SENSOR_ATTR_2(temp3_crit_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 7),
472         SENSOR_ATTR_2(temp3_type, S_IRUGO, show_temp_type, NULL, 0, 3),
473         SENSOR_ATTR_2(temp3_fault, S_IRUGO, show_temp_fault, NULL, 0, 3),
474 } };
475 
476 /* Temp attr for models which can beep on temp alarm */
477 static struct sensor_device_attribute_2 fxxxx_temp_beep_attr[3][2] = { {
478         SENSOR_ATTR_2(temp1_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
479                 store_temp_beep, 0, 1),
480         SENSOR_ATTR_2(temp1_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
481                 store_temp_beep, 0, 5),
482 }, {
483         SENSOR_ATTR_2(temp2_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
484                 store_temp_beep, 0, 2),
485         SENSOR_ATTR_2(temp2_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
486                 store_temp_beep, 0, 6),
487 }, {
488         SENSOR_ATTR_2(temp3_max_beep, S_IRUGO|S_IWUSR, show_temp_beep,
489                 store_temp_beep, 0, 3),
490         SENSOR_ATTR_2(temp3_crit_beep, S_IRUGO|S_IWUSR, show_temp_beep,
491                 store_temp_beep, 0, 7),
492 } };
493 
494 /*
495  * Temp attr for the f8000
496  * Note on the f8000 temp_ovt (crit) is used as max, and temp_high (max)
497  * is used as hysteresis value to clear alarms
498  * Also like the f71858fg its temperature indexes start at 0
499  */
500 static struct sensor_device_attribute_2 f8000_temp_attr[] = {
501         SENSOR_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, 0, 0),
502         SENSOR_ATTR_2(temp1_max, S_IRUGO|S_IWUSR, show_temp_crit,
503                 store_temp_crit, 0, 0),
504         SENSOR_ATTR_2(temp1_max_hyst, S_IRUGO|S_IWUSR, show_temp_max,
505                 store_temp_max, 0, 0),
506         SENSOR_ATTR_2(temp1_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 4),
507         SENSOR_ATTR_2(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0, 0),
508         SENSOR_ATTR_2(temp2_input, S_IRUGO, show_temp, NULL, 0, 1),
509         SENSOR_ATTR_2(temp2_max, S_IRUGO|S_IWUSR, show_temp_crit,
510                 store_temp_crit, 0, 1),
511         SENSOR_ATTR_2(temp2_max_hyst, S_IRUGO|S_IWUSR, show_temp_max,
512                 store_temp_max, 0, 1),
513         SENSOR_ATTR_2(temp2_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 5),
514         SENSOR_ATTR_2(temp2_fault, S_IRUGO, show_temp_fault, NULL, 0, 1),
515         SENSOR_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 0, 2),
516         SENSOR_ATTR_2(temp3_max, S_IRUGO|S_IWUSR, show_temp_crit,
517                 store_temp_crit, 0, 2),
518         SENSOR_ATTR_2(temp3_max_hyst, S_IRUGO|S_IWUSR, show_temp_max,
519                 store_temp_max, 0, 2),
520         SENSOR_ATTR_2(temp3_alarm, S_IRUGO, show_temp_alarm, NULL, 0, 6),
521         SENSOR_ATTR_2(temp3_fault, S_IRUGO, show_temp_fault, NULL, 0, 2),
522 };
523 
524 /* in attr for all models */
525 static struct sensor_device_attribute_2 fxxxx_in_attr[] = {
526         SENSOR_ATTR_2(in0_input, S_IRUGO, show_in, NULL, 0, 0),
527         SENSOR_ATTR_2(in1_input, S_IRUGO, show_in, NULL, 0, 1),
528         SENSOR_ATTR_2(in2_input, S_IRUGO, show_in, NULL, 0, 2),
529         SENSOR_ATTR_2(in3_input, S_IRUGO, show_in, NULL, 0, 3),
530         SENSOR_ATTR_2(in4_input, S_IRUGO, show_in, NULL, 0, 4),
531         SENSOR_ATTR_2(in5_input, S_IRUGO, show_in, NULL, 0, 5),
532         SENSOR_ATTR_2(in6_input, S_IRUGO, show_in, NULL, 0, 6),
533         SENSOR_ATTR_2(in7_input, S_IRUGO, show_in, NULL, 0, 7),
534         SENSOR_ATTR_2(in8_input, S_IRUGO, show_in, NULL, 0, 8),
535 };
536 
537 /* For models with in1 alarm capability */
538 static struct sensor_device_attribute_2 fxxxx_in1_alarm_attr[] = {
539         SENSOR_ATTR_2(in1_max, S_IRUGO|S_IWUSR, show_in_max, store_in_max,
540                 0, 1),
541         SENSOR_ATTR_2(in1_beep, S_IRUGO|S_IWUSR, show_in_beep, store_in_beep,
542                 0, 1),
543         SENSOR_ATTR_2(in1_alarm, S_IRUGO, show_in_alarm, NULL, 0, 1),
544 };
545 
546 /* Fan / PWM attr common to all models */
547 static struct sensor_device_attribute_2 fxxxx_fan_attr[4][6] = { {
548         SENSOR_ATTR_2(fan1_input, S_IRUGO, show_fan, NULL, 0, 0),
549         SENSOR_ATTR_2(fan1_full_speed, S_IRUGO|S_IWUSR,
550                       show_fan_full_speed,
551                       store_fan_full_speed, 0, 0),
552         SENSOR_ATTR_2(fan1_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 0),
553         SENSOR_ATTR_2(pwm1, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 0),
554         SENSOR_ATTR_2(pwm1_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
555                       store_pwm_enable, 0, 0),
556         SENSOR_ATTR_2(pwm1_interpolate, S_IRUGO|S_IWUSR,
557                       show_pwm_interpolate, store_pwm_interpolate, 0, 0),
558 }, {
559         SENSOR_ATTR_2(fan2_input, S_IRUGO, show_fan, NULL, 0, 1),
560         SENSOR_ATTR_2(fan2_full_speed, S_IRUGO|S_IWUSR,
561                       show_fan_full_speed,
562                       store_fan_full_speed, 0, 1),
563         SENSOR_ATTR_2(fan2_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 1),
564         SENSOR_ATTR_2(pwm2, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 1),
565         SENSOR_ATTR_2(pwm2_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
566                       store_pwm_enable, 0, 1),
567         SENSOR_ATTR_2(pwm2_interpolate, S_IRUGO|S_IWUSR,
568                       show_pwm_interpolate, store_pwm_interpolate, 0, 1),
569 }, {
570         SENSOR_ATTR_2(fan3_input, S_IRUGO, show_fan, NULL, 0, 2),
571         SENSOR_ATTR_2(fan3_full_speed, S_IRUGO|S_IWUSR,
572                       show_fan_full_speed,
573                       store_fan_full_speed, 0, 2),
574         SENSOR_ATTR_2(fan3_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 2),
575         SENSOR_ATTR_2(pwm3, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 2),
576         SENSOR_ATTR_2(pwm3_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
577                       store_pwm_enable, 0, 2),
578         SENSOR_ATTR_2(pwm3_interpolate, S_IRUGO|S_IWUSR,
579                       show_pwm_interpolate, store_pwm_interpolate, 0, 2),
580 }, {
581         SENSOR_ATTR_2(fan4_input, S_IRUGO, show_fan, NULL, 0, 3),
582         SENSOR_ATTR_2(fan4_full_speed, S_IRUGO|S_IWUSR,
583                       show_fan_full_speed,
584                       store_fan_full_speed, 0, 3),
585         SENSOR_ATTR_2(fan4_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 3),
586         SENSOR_ATTR_2(pwm4, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0, 3),
587         SENSOR_ATTR_2(pwm4_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
588                       store_pwm_enable, 0, 3),
589         SENSOR_ATTR_2(pwm4_interpolate, S_IRUGO|S_IWUSR,
590                       show_pwm_interpolate, store_pwm_interpolate, 0, 3),
591 } };
592 
593 /* Attr for the third fan of the f71808a, which only has manual pwm */
594 static struct sensor_device_attribute_2 f71808a_fan3_attr[] = {
595         SENSOR_ATTR_2(fan3_input, S_IRUGO, show_fan, NULL, 0, 2),
596         SENSOR_ATTR_2(fan3_alarm, S_IRUGO, show_fan_alarm, NULL, 0, 2),
597         SENSOR_ATTR_2(pwm3, S_IRUGO|S_IWUSR,
598                       show_simple_pwm, store_simple_pwm, 0, 2),
599 };
600 
601 /* Attr for models which can beep on Fan alarm */
602 static struct sensor_device_attribute_2 fxxxx_fan_beep_attr[] = {
603         SENSOR_ATTR_2(fan1_beep, S_IRUGO|S_IWUSR, show_fan_beep,
604                 store_fan_beep, 0, 0),
605         SENSOR_ATTR_2(fan2_beep, S_IRUGO|S_IWUSR, show_fan_beep,
606                 store_fan_beep, 0, 1),
607         SENSOR_ATTR_2(fan3_beep, S_IRUGO|S_IWUSR, show_fan_beep,
608                 store_fan_beep, 0, 2),
609         SENSOR_ATTR_2(fan4_beep, S_IRUGO|S_IWUSR, show_fan_beep,
610                 store_fan_beep, 0, 3),
611 };
612 
613 /*
614  * PWM attr for the f71862fg, fewer pwms and fewer zones per pwm than the
615  * standard models
616  */
617 static struct sensor_device_attribute_2 f71862fg_auto_pwm_attr[3][7] = { {
618         SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
619                       show_pwm_auto_point_channel,
620                       store_pwm_auto_point_channel, 0, 0),
621         SENSOR_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO|S_IWUSR,
622                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
623                       1, 0),
624         SENSOR_ATTR_2(pwm1_auto_point2_pwm, S_IRUGO|S_IWUSR,
625                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
626                       4, 0),
627         SENSOR_ATTR_2(pwm1_auto_point1_temp, S_IRUGO|S_IWUSR,
628                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
629                       0, 0),
630         SENSOR_ATTR_2(pwm1_auto_point2_temp, S_IRUGO|S_IWUSR,
631                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
632                       3, 0),
633         SENSOR_ATTR_2(pwm1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
634                       show_pwm_auto_point_temp_hyst,
635                       store_pwm_auto_point_temp_hyst,
636                       0, 0),
637         SENSOR_ATTR_2(pwm1_auto_point2_temp_hyst, S_IRUGO,
638                       show_pwm_auto_point_temp_hyst, NULL, 3, 0),
639 }, {
640         SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
641                       show_pwm_auto_point_channel,
642                       store_pwm_auto_point_channel, 0, 1),
643         SENSOR_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO|S_IWUSR,
644                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
645                       1, 1),
646         SENSOR_ATTR_2(pwm2_auto_point2_pwm, S_IRUGO|S_IWUSR,
647                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
648                       4, 1),
649         SENSOR_ATTR_2(pwm2_auto_point1_temp, S_IRUGO|S_IWUSR,
650                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
651                       0, 1),
652         SENSOR_ATTR_2(pwm2_auto_point2_temp, S_IRUGO|S_IWUSR,
653                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
654                       3, 1),
655         SENSOR_ATTR_2(pwm2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
656                       show_pwm_auto_point_temp_hyst,
657                       store_pwm_auto_point_temp_hyst,
658                       0, 1),
659         SENSOR_ATTR_2(pwm2_auto_point2_temp_hyst, S_IRUGO,
660                       show_pwm_auto_point_temp_hyst, NULL, 3, 1),
661 }, {
662         SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
663                       show_pwm_auto_point_channel,
664                       store_pwm_auto_point_channel, 0, 2),
665         SENSOR_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO|S_IWUSR,
666                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
667                       1, 2),
668         SENSOR_ATTR_2(pwm3_auto_point2_pwm, S_IRUGO|S_IWUSR,
669                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
670                       4, 2),
671         SENSOR_ATTR_2(pwm3_auto_point1_temp, S_IRUGO|S_IWUSR,
672                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
673                       0, 2),
674         SENSOR_ATTR_2(pwm3_auto_point2_temp, S_IRUGO|S_IWUSR,
675                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
676                       3, 2),
677         SENSOR_ATTR_2(pwm3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
678                       show_pwm_auto_point_temp_hyst,
679                       store_pwm_auto_point_temp_hyst,
680                       0, 2),
681         SENSOR_ATTR_2(pwm3_auto_point2_temp_hyst, S_IRUGO,
682                       show_pwm_auto_point_temp_hyst, NULL, 3, 2),
683 } };
684 
685 /*
686  * PWM attr for the f71808e/f71869, almost identical to the f71862fg, but the
687  * pwm setting when the temperature is above the pwmX_auto_point1_temp can be
688  * programmed instead of being hardcoded to 0xff
689  */
690 static struct sensor_device_attribute_2 f71869_auto_pwm_attr[3][8] = { {
691         SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
692                       show_pwm_auto_point_channel,
693                       store_pwm_auto_point_channel, 0, 0),
694         SENSOR_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO|S_IWUSR,
695                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
696                       0, 0),
697         SENSOR_ATTR_2(pwm1_auto_point2_pwm, S_IRUGO|S_IWUSR,
698                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
699                       1, 0),
700         SENSOR_ATTR_2(pwm1_auto_point3_pwm, S_IRUGO|S_IWUSR,
701                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
702                       4, 0),
703         SENSOR_ATTR_2(pwm1_auto_point1_temp, S_IRUGO|S_IWUSR,
704                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
705                       0, 0),
706         SENSOR_ATTR_2(pwm1_auto_point2_temp, S_IRUGO|S_IWUSR,
707                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
708                       3, 0),
709         SENSOR_ATTR_2(pwm1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
710                       show_pwm_auto_point_temp_hyst,
711                       store_pwm_auto_point_temp_hyst,
712                       0, 0),
713         SENSOR_ATTR_2(pwm1_auto_point2_temp_hyst, S_IRUGO,
714                       show_pwm_auto_point_temp_hyst, NULL, 3, 0),
715 }, {
716         SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
717                       show_pwm_auto_point_channel,
718                       store_pwm_auto_point_channel, 0, 1),
719         SENSOR_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO|S_IWUSR,
720                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
721                       0, 1),
722         SENSOR_ATTR_2(pwm2_auto_point2_pwm, S_IRUGO|S_IWUSR,
723                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
724                       1, 1),
725         SENSOR_ATTR_2(pwm2_auto_point3_pwm, S_IRUGO|S_IWUSR,
726                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
727                       4, 1),
728         SENSOR_ATTR_2(pwm2_auto_point1_temp, S_IRUGO|S_IWUSR,
729                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
730                       0, 1),
731         SENSOR_ATTR_2(pwm2_auto_point2_temp, S_IRUGO|S_IWUSR,
732                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
733                       3, 1),
734         SENSOR_ATTR_2(pwm2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
735                       show_pwm_auto_point_temp_hyst,
736                       store_pwm_auto_point_temp_hyst,
737                       0, 1),
738         SENSOR_ATTR_2(pwm2_auto_point2_temp_hyst, S_IRUGO,
739                       show_pwm_auto_point_temp_hyst, NULL, 3, 1),
740 }, {
741         SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
742                       show_pwm_auto_point_channel,
743                       store_pwm_auto_point_channel, 0, 2),
744         SENSOR_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO|S_IWUSR,
745                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
746                       0, 2),
747         SENSOR_ATTR_2(pwm3_auto_point2_pwm, S_IRUGO|S_IWUSR,
748                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
749                       1, 2),
750         SENSOR_ATTR_2(pwm3_auto_point3_pwm, S_IRUGO|S_IWUSR,
751                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
752                       4, 2),
753         SENSOR_ATTR_2(pwm3_auto_point1_temp, S_IRUGO|S_IWUSR,
754                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
755                       0, 2),
756         SENSOR_ATTR_2(pwm3_auto_point2_temp, S_IRUGO|S_IWUSR,
757                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
758                       3, 2),
759         SENSOR_ATTR_2(pwm3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
760                       show_pwm_auto_point_temp_hyst,
761                       store_pwm_auto_point_temp_hyst,
762                       0, 2),
763         SENSOR_ATTR_2(pwm3_auto_point2_temp_hyst, S_IRUGO,
764                       show_pwm_auto_point_temp_hyst, NULL, 3, 2),
765 } };
766 
767 /* PWM attr for the standard models */
768 static struct sensor_device_attribute_2 fxxxx_auto_pwm_attr[4][14] = { {
769         SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
770                       show_pwm_auto_point_channel,
771                       store_pwm_auto_point_channel, 0, 0),
772         SENSOR_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO|S_IWUSR,
773                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
774                       0, 0),
775         SENSOR_ATTR_2(pwm1_auto_point2_pwm, S_IRUGO|S_IWUSR,
776                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
777                       1, 0),
778         SENSOR_ATTR_2(pwm1_auto_point3_pwm, S_IRUGO|S_IWUSR,
779                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
780                       2, 0),
781         SENSOR_ATTR_2(pwm1_auto_point4_pwm, S_IRUGO|S_IWUSR,
782                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
783                       3, 0),
784         SENSOR_ATTR_2(pwm1_auto_point5_pwm, S_IRUGO|S_IWUSR,
785                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
786                       4, 0),
787         SENSOR_ATTR_2(pwm1_auto_point1_temp, S_IRUGO|S_IWUSR,
788                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
789                       0, 0),
790         SENSOR_ATTR_2(pwm1_auto_point2_temp, S_IRUGO|S_IWUSR,
791                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
792                       1, 0),
793         SENSOR_ATTR_2(pwm1_auto_point3_temp, S_IRUGO|S_IWUSR,
794                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
795                       2, 0),
796         SENSOR_ATTR_2(pwm1_auto_point4_temp, S_IRUGO|S_IWUSR,
797                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
798                       3, 0),
799         SENSOR_ATTR_2(pwm1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
800                       show_pwm_auto_point_temp_hyst,
801                       store_pwm_auto_point_temp_hyst,
802                       0, 0),
803         SENSOR_ATTR_2(pwm1_auto_point2_temp_hyst, S_IRUGO,
804                       show_pwm_auto_point_temp_hyst, NULL, 1, 0),
805         SENSOR_ATTR_2(pwm1_auto_point3_temp_hyst, S_IRUGO,
806                       show_pwm_auto_point_temp_hyst, NULL, 2, 0),
807         SENSOR_ATTR_2(pwm1_auto_point4_temp_hyst, S_IRUGO,
808                       show_pwm_auto_point_temp_hyst, NULL, 3, 0),
809 }, {
810         SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
811                       show_pwm_auto_point_channel,
812                       store_pwm_auto_point_channel, 0, 1),
813         SENSOR_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO|S_IWUSR,
814                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
815                       0, 1),
816         SENSOR_ATTR_2(pwm2_auto_point2_pwm, S_IRUGO|S_IWUSR,
817                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
818                       1, 1),
819         SENSOR_ATTR_2(pwm2_auto_point3_pwm, S_IRUGO|S_IWUSR,
820                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
821                       2, 1),
822         SENSOR_ATTR_2(pwm2_auto_point4_pwm, S_IRUGO|S_IWUSR,
823                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
824                       3, 1),
825         SENSOR_ATTR_2(pwm2_auto_point5_pwm, S_IRUGO|S_IWUSR,
826                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
827                       4, 1),
828         SENSOR_ATTR_2(pwm2_auto_point1_temp, S_IRUGO|S_IWUSR,
829                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
830                       0, 1),
831         SENSOR_ATTR_2(pwm2_auto_point2_temp, S_IRUGO|S_IWUSR,
832                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
833                       1, 1),
834         SENSOR_ATTR_2(pwm2_auto_point3_temp, S_IRUGO|S_IWUSR,
835                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
836                       2, 1),
837         SENSOR_ATTR_2(pwm2_auto_point4_temp, S_IRUGO|S_IWUSR,
838                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
839                       3, 1),
840         SENSOR_ATTR_2(pwm2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
841                       show_pwm_auto_point_temp_hyst,
842                       store_pwm_auto_point_temp_hyst,
843                       0, 1),
844         SENSOR_ATTR_2(pwm2_auto_point2_temp_hyst, S_IRUGO,
845                       show_pwm_auto_point_temp_hyst, NULL, 1, 1),
846         SENSOR_ATTR_2(pwm2_auto_point3_temp_hyst, S_IRUGO,
847                       show_pwm_auto_point_temp_hyst, NULL, 2, 1),
848         SENSOR_ATTR_2(pwm2_auto_point4_temp_hyst, S_IRUGO,
849                       show_pwm_auto_point_temp_hyst, NULL, 3, 1),
850 }, {
851         SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
852                       show_pwm_auto_point_channel,
853                       store_pwm_auto_point_channel, 0, 2),
854         SENSOR_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO|S_IWUSR,
855                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
856                       0, 2),
857         SENSOR_ATTR_2(pwm3_auto_point2_pwm, S_IRUGO|S_IWUSR,
858                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
859                       1, 2),
860         SENSOR_ATTR_2(pwm3_auto_point3_pwm, S_IRUGO|S_IWUSR,
861                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
862                       2, 2),
863         SENSOR_ATTR_2(pwm3_auto_point4_pwm, S_IRUGO|S_IWUSR,
864                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
865                       3, 2),
866         SENSOR_ATTR_2(pwm3_auto_point5_pwm, S_IRUGO|S_IWUSR,
867                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
868                       4, 2),
869         SENSOR_ATTR_2(pwm3_auto_point1_temp, S_IRUGO|S_IWUSR,
870                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
871                       0, 2),
872         SENSOR_ATTR_2(pwm3_auto_point2_temp, S_IRUGO|S_IWUSR,
873                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
874                       1, 2),
875         SENSOR_ATTR_2(pwm3_auto_point3_temp, S_IRUGO|S_IWUSR,
876                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
877                       2, 2),
878         SENSOR_ATTR_2(pwm3_auto_point4_temp, S_IRUGO|S_IWUSR,
879                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
880                       3, 2),
881         SENSOR_ATTR_2(pwm3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
882                       show_pwm_auto_point_temp_hyst,
883                       store_pwm_auto_point_temp_hyst,
884                       0, 2),
885         SENSOR_ATTR_2(pwm3_auto_point2_temp_hyst, S_IRUGO,
886                       show_pwm_auto_point_temp_hyst, NULL, 1, 2),
887         SENSOR_ATTR_2(pwm3_auto_point3_temp_hyst, S_IRUGO,
888                       show_pwm_auto_point_temp_hyst, NULL, 2, 2),
889         SENSOR_ATTR_2(pwm3_auto_point4_temp_hyst, S_IRUGO,
890                       show_pwm_auto_point_temp_hyst, NULL, 3, 2),
891 }, {
892         SENSOR_ATTR_2(pwm4_auto_channels_temp, S_IRUGO|S_IWUSR,
893                       show_pwm_auto_point_channel,
894                       store_pwm_auto_point_channel, 0, 3),
895         SENSOR_ATTR_2(pwm4_auto_point1_pwm, S_IRUGO|S_IWUSR,
896                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
897                       0, 3),
898         SENSOR_ATTR_2(pwm4_auto_point2_pwm, S_IRUGO|S_IWUSR,
899                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
900                       1, 3),
901         SENSOR_ATTR_2(pwm4_auto_point3_pwm, S_IRUGO|S_IWUSR,
902                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
903                       2, 3),
904         SENSOR_ATTR_2(pwm4_auto_point4_pwm, S_IRUGO|S_IWUSR,
905                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
906                       3, 3),
907         SENSOR_ATTR_2(pwm4_auto_point5_pwm, S_IRUGO|S_IWUSR,
908                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
909                       4, 3),
910         SENSOR_ATTR_2(pwm4_auto_point1_temp, S_IRUGO|S_IWUSR,
911                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
912                       0, 3),
913         SENSOR_ATTR_2(pwm4_auto_point2_temp, S_IRUGO|S_IWUSR,
914                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
915                       1, 3),
916         SENSOR_ATTR_2(pwm4_auto_point3_temp, S_IRUGO|S_IWUSR,
917                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
918                       2, 3),
919         SENSOR_ATTR_2(pwm4_auto_point4_temp, S_IRUGO|S_IWUSR,
920                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
921                       3, 3),
922         SENSOR_ATTR_2(pwm4_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
923                       show_pwm_auto_point_temp_hyst,
924                       store_pwm_auto_point_temp_hyst,
925                       0, 3),
926         SENSOR_ATTR_2(pwm4_auto_point2_temp_hyst, S_IRUGO,
927                       show_pwm_auto_point_temp_hyst, NULL, 1, 3),
928         SENSOR_ATTR_2(pwm4_auto_point3_temp_hyst, S_IRUGO,
929                       show_pwm_auto_point_temp_hyst, NULL, 2, 3),
930         SENSOR_ATTR_2(pwm4_auto_point4_temp_hyst, S_IRUGO,
931                       show_pwm_auto_point_temp_hyst, NULL, 3, 3),
932 } };
933 
934 /* Fan attr specific to the f8000 (4th fan input can only measure speed) */
935 static struct sensor_device_attribute_2 f8000_fan_attr[] = {
936         SENSOR_ATTR_2(fan4_input, S_IRUGO, show_fan, NULL, 0, 3),
937 };
938 
939 /*
940  * PWM attr for the f8000, zones mapped to temp instead of to pwm!
941  * Also the register block at offset A0 maps to TEMP1 (so our temp2, as the
942  * F8000 starts counting temps at 0), B0 maps the TEMP2 and C0 maps to TEMP0
943  */
944 static struct sensor_device_attribute_2 f8000_auto_pwm_attr[3][14] = { {
945         SENSOR_ATTR_2(pwm1_auto_channels_temp, S_IRUGO|S_IWUSR,
946                       show_pwm_auto_point_channel,
947                       store_pwm_auto_point_channel, 0, 0),
948         SENSOR_ATTR_2(temp1_auto_point1_pwm, S_IRUGO|S_IWUSR,
949                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
950                       0, 2),
951         SENSOR_ATTR_2(temp1_auto_point2_pwm, S_IRUGO|S_IWUSR,
952                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
953                       1, 2),
954         SENSOR_ATTR_2(temp1_auto_point3_pwm, S_IRUGO|S_IWUSR,
955                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
956                       2, 2),
957         SENSOR_ATTR_2(temp1_auto_point4_pwm, S_IRUGO|S_IWUSR,
958                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
959                       3, 2),
960         SENSOR_ATTR_2(temp1_auto_point5_pwm, S_IRUGO|S_IWUSR,
961                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
962                       4, 2),
963         SENSOR_ATTR_2(temp1_auto_point1_temp, S_IRUGO|S_IWUSR,
964                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
965                       0, 2),
966         SENSOR_ATTR_2(temp1_auto_point2_temp, S_IRUGO|S_IWUSR,
967                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
968                       1, 2),
969         SENSOR_ATTR_2(temp1_auto_point3_temp, S_IRUGO|S_IWUSR,
970                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
971                       2, 2),
972         SENSOR_ATTR_2(temp1_auto_point4_temp, S_IRUGO|S_IWUSR,
973                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
974                       3, 2),
975         SENSOR_ATTR_2(temp1_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
976                       show_pwm_auto_point_temp_hyst,
977                       store_pwm_auto_point_temp_hyst,
978                       0, 2),
979         SENSOR_ATTR_2(temp1_auto_point2_temp_hyst, S_IRUGO,
980                       show_pwm_auto_point_temp_hyst, NULL, 1, 2),
981         SENSOR_ATTR_2(temp1_auto_point3_temp_hyst, S_IRUGO,
982                       show_pwm_auto_point_temp_hyst, NULL, 2, 2),
983         SENSOR_ATTR_2(temp1_auto_point4_temp_hyst, S_IRUGO,
984                       show_pwm_auto_point_temp_hyst, NULL, 3, 2),
985 }, {
986         SENSOR_ATTR_2(pwm2_auto_channels_temp, S_IRUGO|S_IWUSR,
987                       show_pwm_auto_point_channel,
988                       store_pwm_auto_point_channel, 0, 1),
989         SENSOR_ATTR_2(temp2_auto_point1_pwm, S_IRUGO|S_IWUSR,
990                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
991                       0, 0),
992         SENSOR_ATTR_2(temp2_auto_point2_pwm, S_IRUGO|S_IWUSR,
993                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
994                       1, 0),
995         SENSOR_ATTR_2(temp2_auto_point3_pwm, S_IRUGO|S_IWUSR,
996                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
997                       2, 0),
998         SENSOR_ATTR_2(temp2_auto_point4_pwm, S_IRUGO|S_IWUSR,
999                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1000                       3, 0),
1001         SENSOR_ATTR_2(temp2_auto_point5_pwm, S_IRUGO|S_IWUSR,
1002                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1003                       4, 0),
1004         SENSOR_ATTR_2(temp2_auto_point1_temp, S_IRUGO|S_IWUSR,
1005                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1006                       0, 0),
1007         SENSOR_ATTR_2(temp2_auto_point2_temp, S_IRUGO|S_IWUSR,
1008                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1009                       1, 0),
1010         SENSOR_ATTR_2(temp2_auto_point3_temp, S_IRUGO|S_IWUSR,
1011                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1012                       2, 0),
1013         SENSOR_ATTR_2(temp2_auto_point4_temp, S_IRUGO|S_IWUSR,
1014                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1015                       3, 0),
1016         SENSOR_ATTR_2(temp2_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
1017                       show_pwm_auto_point_temp_hyst,
1018                       store_pwm_auto_point_temp_hyst,
1019                       0, 0),
1020         SENSOR_ATTR_2(temp2_auto_point2_temp_hyst, S_IRUGO,
1021                       show_pwm_auto_point_temp_hyst, NULL, 1, 0),
1022         SENSOR_ATTR_2(temp2_auto_point3_temp_hyst, S_IRUGO,
1023                       show_pwm_auto_point_temp_hyst, NULL, 2, 0),
1024         SENSOR_ATTR_2(temp2_auto_point4_temp_hyst, S_IRUGO,
1025                       show_pwm_auto_point_temp_hyst, NULL, 3, 0),
1026 }, {
1027         SENSOR_ATTR_2(pwm3_auto_channels_temp, S_IRUGO|S_IWUSR,
1028                       show_pwm_auto_point_channel,
1029                       store_pwm_auto_point_channel, 0, 2),
1030         SENSOR_ATTR_2(temp3_auto_point1_pwm, S_IRUGO|S_IWUSR,
1031                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1032                       0, 1),
1033         SENSOR_ATTR_2(temp3_auto_point2_pwm, S_IRUGO|S_IWUSR,
1034                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1035                       1, 1),
1036         SENSOR_ATTR_2(temp3_auto_point3_pwm, S_IRUGO|S_IWUSR,
1037                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1038                       2, 1),
1039         SENSOR_ATTR_2(temp3_auto_point4_pwm, S_IRUGO|S_IWUSR,
1040                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1041                       3, 1),
1042         SENSOR_ATTR_2(temp3_auto_point5_pwm, S_IRUGO|S_IWUSR,
1043                       show_pwm_auto_point_pwm, store_pwm_auto_point_pwm,
1044                       4, 1),
1045         SENSOR_ATTR_2(temp3_auto_point1_temp, S_IRUGO|S_IWUSR,
1046                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1047                       0, 1),
1048         SENSOR_ATTR_2(temp3_auto_point2_temp, S_IRUGO|S_IWUSR,
1049                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1050                       1, 1),
1051         SENSOR_ATTR_2(temp3_auto_point3_temp, S_IRUGO|S_IWUSR,
1052                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1053                       2, 1),
1054         SENSOR_ATTR_2(temp3_auto_point4_temp, S_IRUGO|S_IWUSR,
1055                       show_pwm_auto_point_temp, store_pwm_auto_point_temp,
1056                       3, 1),
1057         SENSOR_ATTR_2(temp3_auto_point1_temp_hyst, S_IRUGO|S_IWUSR,
1058                       show_pwm_auto_point_temp_hyst,
1059                       store_pwm_auto_point_temp_hyst,
1060                       0, 1),
1061         SENSOR_ATTR_2(temp3_auto_point2_temp_hyst, S_IRUGO,
1062                       show_pwm_auto_point_temp_hyst, NULL, 1, 1),
1063         SENSOR_ATTR_2(temp3_auto_point3_temp_hyst, S_IRUGO,
1064                       show_pwm_auto_point_temp_hyst, NULL, 2, 1),
1065         SENSOR_ATTR_2(temp3_auto_point4_temp_hyst, S_IRUGO,
1066                       show_pwm_auto_point_temp_hyst, NULL, 3, 1),
1067 } };
1068 
1069 /* Super I/O functions */
1070 static inline int superio_inb(int base, int reg)
1071 {
1072         outb(reg, base);
1073         return inb(base + 1);
1074 }
1075 
1076 static int superio_inw(int base, int reg)
1077 {
1078         int val;
1079         val  = superio_inb(base, reg) << 8;
1080         val |= superio_inb(base, reg + 1);
1081         return val;
1082 }
1083 
1084 static inline int superio_enter(int base)
1085 {
1086         /* Don't step on other drivers' I/O space by accident */
1087         if (!request_muxed_region(base, 2, DRVNAME)) {
1088                 pr_err("I/O address 0x%04x already in use\n", base);
1089                 return -EBUSY;
1090         }
1091 
1092         /* according to the datasheet the key must be send twice! */
1093         outb(SIO_UNLOCK_KEY, base);
1094         outb(SIO_UNLOCK_KEY, base);
1095 
1096         return 0;
1097 }
1098 
1099 static inline void superio_select(int base, int ld)
1100 {
1101         outb(SIO_REG_LDSEL, base);
1102         outb(ld, base + 1);
1103 }
1104 
1105 static inline void superio_exit(int base)
1106 {
1107         outb(SIO_LOCK_KEY, base);
1108         release_region(base, 2);
1109 }
1110 
1111 static inline int fan_from_reg(u16 reg)
1112 {
1113         return reg ? (1500000 / reg) : 0;
1114 }
1115 
1116 static inline u16 fan_to_reg(int fan)
1117 {
1118         return fan ? (1500000 / fan) : 0;
1119 }
1120 
1121 static u8 f71882fg_read8(struct f71882fg_data *data, u8 reg)
1122 {
1123         u8 val;
1124 
1125         outb(reg, data->addr + ADDR_REG_OFFSET);
1126         val = inb(data->addr + DATA_REG_OFFSET);
1127 
1128         return val;
1129 }
1130 
1131 static u16 f71882fg_read16(struct f71882fg_data *data, u8 reg)
1132 {
1133         u16 val;
1134 
1135         val  = f71882fg_read8(data, reg) << 8;
1136         val |= f71882fg_read8(data, reg + 1);
1137 
1138         return val;
1139 }
1140 
1141 static void f71882fg_write8(struct f71882fg_data *data, u8 reg, u8 val)
1142 {
1143         outb(reg, data->addr + ADDR_REG_OFFSET);
1144         outb(val, data->addr + DATA_REG_OFFSET);
1145 }
1146 
1147 static void f71882fg_write16(struct f71882fg_data *data, u8 reg, u16 val)
1148 {
1149         f71882fg_write8(data, reg,     val >> 8);
1150         f71882fg_write8(data, reg + 1, val & 0xff);
1151 }
1152 
1153 static u16 f71882fg_read_temp(struct f71882fg_data *data, int nr)
1154 {
1155         if (data->type == f71858fg)
1156                 return f71882fg_read16(data, F71882FG_REG_TEMP(nr));
1157         else
1158                 return f71882fg_read8(data, F71882FG_REG_TEMP(nr));
1159 }
1160 
1161 static struct f71882fg_data *f71882fg_update_device(struct device *dev)
1162 {
1163         struct f71882fg_data *data = dev_get_drvdata(dev);
1164         int nr_fans = f71882fg_nr_fans[data->type];
1165         int nr_temps = f71882fg_nr_temps[data->type];
1166         int nr, reg, point;
1167 
1168         mutex_lock(&data->update_lock);
1169 
1170         /* Update once every 60 seconds */
1171         if (time_after(jiffies, data->last_limits + 60 * HZ) ||
1172                         !data->valid) {
1173                 if (f71882fg_has_in1_alarm[data->type]) {
1174                         data->in1_max =
1175                                 f71882fg_read8(data, F71882FG_REG_IN1_HIGH);
1176                         data->in_beep =
1177                                 f71882fg_read8(data, F71882FG_REG_IN_BEEP);
1178                 }
1179 
1180                 /* Get High & boundary temps*/
1181                 for (nr = data->temp_start; nr < nr_temps + data->temp_start;
1182                                                                         nr++) {
1183                         data->temp_ovt[nr] = f71882fg_read8(data,
1184                                                 F71882FG_REG_TEMP_OVT(nr));
1185                         data->temp_high[nr] = f71882fg_read8(data,
1186                                                 F71882FG_REG_TEMP_HIGH(nr));
1187                 }
1188 
1189                 if (data->type != f8000) {
1190                         data->temp_hyst[0] = f71882fg_read8(data,
1191                                                 F71882FG_REG_TEMP_HYST(0));
1192                         data->temp_hyst[1] = f71882fg_read8(data,
1193                                                 F71882FG_REG_TEMP_HYST(1));
1194                 }
1195                 /* All but the f71858fg / f8000 have this register */
1196                 if ((data->type != f71858fg) && (data->type != f8000)) {
1197                         reg  = f71882fg_read8(data, F71882FG_REG_TEMP_TYPE);
1198                         data->temp_type[1] = (reg & 0x02) ? 2 : 4;
1199                         data->temp_type[2] = (reg & 0x04) ? 2 : 4;
1200                         data->temp_type[3] = (reg & 0x08) ? 2 : 4;
1201                 }
1202 
1203                 if (f71882fg_fan_has_beep[data->type])
1204                         data->fan_beep = f71882fg_read8(data,
1205                                                 F71882FG_REG_FAN_BEEP);
1206 
1207                 if (f71882fg_temp_has_beep[data->type])
1208                         data->temp_beep = f71882fg_read8(data,
1209                                                 F71882FG_REG_TEMP_BEEP);
1210 
1211                 data->pwm_enable = f71882fg_read8(data,
1212                                                   F71882FG_REG_PWM_ENABLE);
1213                 data->pwm_auto_point_hyst[0] =
1214                         f71882fg_read8(data, F71882FG_REG_FAN_HYST(0));
1215                 data->pwm_auto_point_hyst[1] =
1216                         f71882fg_read8(data, F71882FG_REG_FAN_HYST(1));
1217 
1218                 for (nr = 0; nr < nr_fans; nr++) {
1219                         data->pwm_auto_point_mapping[nr] =
1220                             f71882fg_read8(data,
1221                                            F71882FG_REG_POINT_MAPPING(nr));
1222 
1223                         switch (data->type) {
1224                         default:
1225                                 for (point = 0; point < 5; point++) {
1226                                         data->pwm_auto_point_pwm[nr][point] =
1227                                                 f71882fg_read8(data,
1228                                                         F71882FG_REG_POINT_PWM
1229                                                         (nr, point));
1230                                 }
1231                                 for (point = 0; point < 4; point++) {
1232                                         data->pwm_auto_point_temp[nr][point] =
1233                                                 f71882fg_read8(data,
1234                                                         F71882FG_REG_POINT_TEMP
1235                                                         (nr, point));
1236                                 }
1237                                 break;
1238                         case f71808e:
1239                         case f71869:
1240                                 data->pwm_auto_point_pwm[nr][0] =
1241                                         f71882fg_read8(data,
1242                                                 F71882FG_REG_POINT_PWM(nr, 0));
1243                                 /* Fall through */
1244                         case f71862fg:
1245                                 data->pwm_auto_point_pwm[nr][1] =
1246                                         f71882fg_read8(data,
1247                                                 F71882FG_REG_POINT_PWM
1248                                                 (nr, 1));
1249                                 data->pwm_auto_point_pwm[nr][4] =
1250                                         f71882fg_read8(data,
1251                                                 F71882FG_REG_POINT_PWM
1252                                                 (nr, 4));
1253                                 data->pwm_auto_point_temp[nr][0] =
1254                                         f71882fg_read8(data,
1255                                                 F71882FG_REG_POINT_TEMP
1256                                                 (nr, 0));
1257                                 data->pwm_auto_point_temp[nr][3] =
1258                                         f71882fg_read8(data,
1259                                                 F71882FG_REG_POINT_TEMP
1260                                                 (nr, 3));
1261                                 break;
1262                         }
1263                 }
1264                 data->last_limits = jiffies;
1265         }
1266 
1267         /* Update every second */
1268         if (time_after(jiffies, data->last_updated + HZ) || !data->valid) {
1269                 data->temp_status = f71882fg_read8(data,
1270                                                 F71882FG_REG_TEMP_STATUS);
1271                 data->temp_diode_open = f71882fg_read8(data,
1272                                                 F71882FG_REG_TEMP_DIODE_OPEN);
1273                 for (nr = data->temp_start; nr < nr_temps + data->temp_start;
1274                                                                         nr++)
1275                         data->temp[nr] = f71882fg_read_temp(data, nr);
1276 
1277                 data->fan_status = f71882fg_read8(data,
1278                                                 F71882FG_REG_FAN_STATUS);
1279                 for (nr = 0; nr < nr_fans; nr++) {
1280                         data->fan[nr] = f71882fg_read16(data,
1281                                                 F71882FG_REG_FAN(nr));
1282                         data->fan_target[nr] =
1283                             f71882fg_read16(data, F71882FG_REG_FAN_TARGET(nr));
1284                         data->fan_full_speed[nr] =
1285                             f71882fg_read16(data,
1286                                             F71882FG_REG_FAN_FULL_SPEED(nr));
1287                         data->pwm[nr] =
1288                             f71882fg_read8(data, F71882FG_REG_PWM(nr));
1289                 }
1290                 /* Some models have 1 more fan with limited capabilities */
1291                 if (data->type == f71808a) {
1292                         data->fan[2] = f71882fg_read16(data,
1293                                                 F71882FG_REG_FAN(2));
1294                         data->pwm[2] = f71882fg_read8(data,
1295                                                         F71882FG_REG_PWM(2));
1296                 }
1297                 if (data->type == f8000)
1298                         data->fan[3] = f71882fg_read16(data,
1299                                                 F71882FG_REG_FAN(3));
1300 
1301                 if (f71882fg_has_in1_alarm[data->type])
1302                         data->in_status = f71882fg_read8(data,
1303                                                 F71882FG_REG_IN_STATUS);
1304                 for (nr = 0; nr < F71882FG_MAX_INS; nr++)
1305                         if (f71882fg_has_in[data->type][nr])
1306                                 data->in[nr] = f71882fg_read8(data,
1307                                                         F71882FG_REG_IN(nr));
1308 
1309                 data->last_updated = jiffies;
1310                 data->valid = 1;
1311         }
1312 
1313         mutex_unlock(&data->update_lock);
1314 
1315         return data;
1316 }
1317 
1318 /* Sysfs Interface */
1319 static ssize_t show_fan(struct device *dev, struct device_attribute *devattr,
1320         char *buf)
1321 {
1322         struct f71882fg_data *data = f71882fg_update_device(dev);
1323         int nr = to_sensor_dev_attr_2(devattr)->index;
1324         int speed = fan_from_reg(data->fan[nr]);
1325 
1326         if (speed == FAN_MIN_DETECT)
1327                 speed = 0;
1328 
1329         return sprintf(buf, "%d\n", speed);
1330 }
1331 
1332 static ssize_t show_fan_full_speed(struct device *dev,
1333                                    struct device_attribute *devattr, char *buf)
1334 {
1335         struct f71882fg_data *data = f71882fg_update_device(dev);
1336         int nr = to_sensor_dev_attr_2(devattr)->index;
1337         int speed = fan_from_reg(data->fan_full_speed[nr]);
1338         return sprintf(buf, "%d\n", speed);
1339 }
1340 
1341 static ssize_t store_fan_full_speed(struct device *dev,
1342                                     struct device_attribute *devattr,
1343                                     const char *buf, size_t count)
1344 {
1345         struct f71882fg_data *data = dev_get_drvdata(dev);
1346         int err, nr = to_sensor_dev_attr_2(devattr)->index;
1347         long val;
1348 
1349         err = kstrtol(buf, 10, &val);
1350         if (err)
1351                 return err;
1352 
1353         val = clamp_val(val, 23, 1500000);
1354         val = fan_to_reg(val);
1355 
1356         mutex_lock(&data->update_lock);
1357         f71882fg_write16(data, F71882FG_REG_FAN_FULL_SPEED(nr), val);
1358         data->fan_full_speed[nr] = val;
1359         mutex_unlock(&data->update_lock);
1360 
1361         return count;
1362 }
1363 
1364 static ssize_t show_fan_beep(struct device *dev, struct device_attribute
1365         *devattr, char *buf)
1366 {
1367         struct f71882fg_data *data = f71882fg_update_device(dev);
1368         int nr = to_sensor_dev_attr_2(devattr)->index;
1369 
1370         if (data->fan_beep & (1 << nr))
1371                 return sprintf(buf, "1\n");
1372         else
1373                 return sprintf(buf, "\n");
1374 }
1375 
1376 static ssize_t store_fan_beep(struct device *dev, struct device_attribute
1377         *devattr, const char *buf, size_t count)
1378 {
1379         struct f71882fg_data *data = dev_get_drvdata(dev);
1380         int err, nr = to_sensor_dev_attr_2(devattr)->index;
1381         unsigned long val;
1382 
1383         err = kstrtoul(buf, 10, &val);
1384         if (err)
1385                 return err;
1386 
1387         mutex_lock(&data->update_lock);
1388         data->fan_beep = f71882fg_read8(data, F71882FG_REG_FAN_BEEP);
1389         if (val)
1390                 data->fan_beep |= 1 << nr;
1391         else
1392                 data->fan_beep &= ~(1 << nr);
1393 
1394         f71882fg_write8(data, F71882FG_REG_FAN_BEEP, data->fan_beep);
1395         mutex_unlock(&data->update_lock);
1396 
1397         return count;
1398 }
1399 
1400 static ssize_t show_fan_alarm(struct device *dev, struct device_attribute
1401         *devattr, char *buf)
1402 {
1403         struct f71882fg_data *data = f71882fg_update_device(dev);
1404         int nr = to_sensor_dev_attr_2(devattr)->index;
1405 
1406         if (data->fan_status & (1 << nr))
1407                 return sprintf(buf, "1\n");
1408         else
1409                 return sprintf(buf, "\n");
1410 }
1411 
1412 static ssize_t show_in(struct device *dev, struct device_attribute *devattr,
1413         char *buf)
1414 {
1415         struct f71882fg_data *data = f71882fg_update_device(dev);
1416         int nr = to_sensor_dev_attr_2(devattr)->index;
1417 
1418         return sprintf(buf, "%d\n", data->in[nr] * 8);
1419 }
1420 
1421 static ssize_t show_in_max(struct device *dev, struct device_attribute
1422         *devattr, char *buf)
1423 {
1424         struct f71882fg_data *data = f71882fg_update_device(dev);
1425 
1426         return sprintf(buf, "%d\n", data->in1_max * 8);
1427 }
1428 
1429 static ssize_t store_in_max(struct device *dev, struct device_attribute
1430         *devattr, const char *buf, size_t count)
1431 {
1432         struct f71882fg_data *data = dev_get_drvdata(dev);
1433         int err;
1434         long val;
1435 
1436         err = kstrtol(buf, 10, &val);
1437         if (err)
1438                 return err;
1439 
1440         val /= 8;
1441         val = clamp_val(val, 0, 255);
1442 
1443         mutex_lock(&data->update_lock);
1444         f71882fg_write8(data, F71882FG_REG_IN1_HIGH, val);
1445         data->in1_max = val;
1446         mutex_unlock(&data->update_lock);
1447 
1448         return count;
1449 }
1450 
1451 static ssize_t show_in_beep(struct device *dev, struct device_attribute
1452         *devattr, char *buf)
1453 {
1454         struct f71882fg_data *data = f71882fg_update_device(dev);
1455         int nr = to_sensor_dev_attr_2(devattr)->index;
1456 
1457         if (data->in_beep & (1 << nr))
1458                 return sprintf(buf, "1\n");
1459         else
1460                 return sprintf(buf, "\n");
1461 }
1462 
1463 static ssize_t store_in_beep(struct device *dev, struct device_attribute
1464         *devattr, const char *buf, size_t count)
1465 {
1466         struct f71882fg_data *data = dev_get_drvdata(dev);
1467         int err, nr = to_sensor_dev_attr_2(devattr)->index;
1468         unsigned long val;
1469 
1470         err = kstrtoul(buf, 10, &val);
1471         if (err)
1472                 return err;
1473 
1474         mutex_lock(&data->update_lock);
1475         data->in_beep = f71882fg_read8(data, F71882FG_REG_IN_BEEP);
1476         if (val)
1477                 data->in_beep |= 1 << nr;
1478         else
1479                 data->in_beep &= ~(1 << nr);
1480 
1481         f71882fg_write8(data, F71882FG_REG_IN_BEEP, data->in_beep);
1482         mutex_unlock(&data->update_lock);
1483 
1484         return count;
1485 }
1486 
1487 static ssize_t show_in_alarm(struct device *dev, struct device_attribute
1488         *devattr, char *buf)
1489 {
1490         struct f71882fg_data *data = f71882fg_update_device(dev);
1491         int nr = to_sensor_dev_attr_2(devattr)->index;
1492 
1493         if (data->in_status & (1 << nr))
1494                 return sprintf(buf, "1\n");
1495         else
1496                 return sprintf(buf, "\n");
1497 }
1498 
1499 static ssize_t show_temp(struct device *dev, struct device_attribute *devattr,
1500         char *buf)
1501 {
1502         struct f71882fg_data *data = f71882fg_update_device(dev);
1503         int nr = to_sensor_dev_attr_2(devattr)->index;
1504         int sign, temp;
1505 
1506         if (data->type == f71858fg) {
1507                 /* TEMP_TABLE_SEL 1 or 3 ? */
1508                 if (data->temp_config & 1) {
1509                         sign = data->temp[nr] & 0x0001;
1510                         temp = (data->temp[nr] >> 5) & 0x7ff;
1511                 } else {
1512                         sign = data->temp[nr] & 0x8000;
1513                         temp = (data->temp[nr] >> 5) & 0x3ff;
1514                 }
1515                 temp *= 125;
1516                 if (sign)
1517                         temp -= 128000;
1518         } else
1519                 temp = data->temp[nr] * 1000;
1520 
1521         return sprintf(buf, "%d\n", temp);
1522 }
1523 
1524 static ssize_t show_temp_max(struct device *dev, struct device_attribute
1525         *devattr, char *buf)
1526 {
1527         struct f71882fg_data *data = f71882fg_update_device(dev);
1528         int nr = to_sensor_dev_attr_2(devattr)->index;
1529 
1530         return sprintf(buf, "%d\n", data->temp_high[nr] * 1000);
1531 }
1532 
1533 static ssize_t store_temp_max(struct device *dev, struct device_attribute
1534         *devattr, const char *buf, size_t count)
1535 {
1536         struct f71882fg_data *data = dev_get_drvdata(dev);
1537         int err, nr = to_sensor_dev_attr_2(devattr)->index;
1538         long val;
1539 
1540         err = kstrtol(buf, 10, &val);
1541         if (err)
1542                 return err;
1543 
1544         val /= 1000;
1545         val = clamp_val(val, 0, 255);
1546 
1547         mutex_lock(&data->update_lock);
1548         f71882fg_write8(data, F71882FG_REG_TEMP_HIGH(nr), val);
1549         data->temp_high[nr] = val;
1550         mutex_unlock(&data->update_lock);
1551 
1552         return count;
1553 }
1554 
1555 static ssize_t show_temp_max_hyst(struct device *dev, struct device_attribute
1556         *devattr, char *buf)
1557 {
1558         struct f71882fg_data *data = f71882fg_update_device(dev);
1559         int nr = to_sensor_dev_attr_2(devattr)->index;
1560         int temp_max_hyst;
1561 
1562         mutex_lock(&data->update_lock);
1563         if (nr & 1)
1564                 temp_max_hyst = data->temp_hyst[nr / 2] >> 4;
1565         else
1566                 temp_max_hyst = data->temp_hyst[nr / 2] & 0x0f;
1567         temp_max_hyst = (data->temp_high[nr] - temp_max_hyst) * 1000;
1568         mutex_unlock(&data->update_lock);
1569 
1570         return sprintf(buf, "%d\n", temp_max_hyst);
1571 }
1572 
1573 static ssize_t store_temp_max_hyst(struct device *dev, struct device_attribute
1574         *devattr, const char *buf, size_t count)
1575 {
1576         struct f71882fg_data *data = dev_get_drvdata(dev);
1577         int err, nr = to_sensor_dev_attr_2(devattr)->index;
1578         ssize_t ret = count;
1579         u8 reg;
1580         long val;
1581 
1582         err = kstrtol(buf, 10, &val);
1583         if (err)
1584                 return err;
1585 
1586         val /= 1000;
1587 
1588         mutex_lock(&data->update_lock);
1589 
1590         /* convert abs to relative and check */
1591         data->temp_high[nr] = f71882fg_read8(data, F71882FG_REG_TEMP_HIGH(nr));
1592         val = clamp_val(val, data->temp_high[nr] - 15, data->temp_high[nr]);
1593         val = data->temp_high[nr] - val;
1594 
1595         /* convert value to register contents */
1596         reg = f71882fg_read8(data, F71882FG_REG_TEMP_HYST(nr / 2));
1597         if (nr & 1)
1598                 reg = (reg & 0x0f) | (val << 4);
1599         else
1600                 reg = (reg & 0xf0) | val;
1601         f71882fg_write8(data, F71882FG_REG_TEMP_HYST(nr / 2), reg);
1602         data->temp_hyst[nr / 2] = reg;
1603 
1604         mutex_unlock(&data->update_lock);
1605         return ret;
1606 }
1607 
1608 static ssize_t show_temp_crit(struct device *dev, struct device_attribute
1609         *devattr, char *buf)
1610 {
1611         struct f71882fg_data *data = f71882fg_update_device(dev);
1612         int nr = to_sensor_dev_attr_2(devattr)->index;
1613 
1614         return sprintf(buf, "%d\n", data->temp_ovt[nr] * 1000);
1615 }
1616 
1617 static ssize_t store_temp_crit(struct device *dev, struct device_attribute
1618         *devattr, const char *buf, size_t count)
1619 {
1620         struct f71882fg_data *data = dev_get_drvdata(dev);
1621         int err, nr = to_sensor_dev_attr_2(devattr)->index;
1622         long val;
1623 
1624         err = kstrtol(buf, 10, &val);
1625         if (err)
1626                 return err;
1627 
1628         val /= 1000;
1629         val = clamp_val(val, 0, 255);
1630 
1631         mutex_lock(&data->update_lock);
1632         f71882fg_write8(data, F71882FG_REG_TEMP_OVT(nr), val);
1633         data->temp_ovt[nr] = val;
1634         mutex_unlock(&data->update_lock);
1635 
1636         return count;
1637 }
1638 
1639 static ssize_t show_temp_crit_hyst(struct device *dev, struct device_attribute
1640         *devattr, char *buf)
1641 {
1642         struct f71882fg_data *data = f71882fg_update_device(dev);
1643         int nr = to_sensor_dev_attr_2(devattr)->index;
1644         int temp_crit_hyst;
1645 
1646         mutex_lock(&data->update_lock);
1647         if (nr & 1)
1648                 temp_crit_hyst = data->temp_hyst[nr / 2] >> 4;
1649         else
1650                 temp_crit_hyst = data->temp_hyst[nr / 2] & 0x0f;
1651         temp_crit_hyst = (data->temp_ovt[nr] - temp_crit_hyst) * 1000;
1652         mutex_unlock(&data->update_lock);
1653 
1654         return sprintf(buf, "%d\n", temp_crit_hyst);
1655 }
1656 
1657 static ssize_t show_temp_type(struct device *dev, struct device_attribute
1658         *devattr, char *buf)
1659 {
1660         struct f71882fg_data *data = f71882fg_update_device(dev);
1661         int nr = to_sensor_dev_attr_2(devattr)->index;
1662 
1663         return sprintf(buf, "%d\n", data->temp_type[nr]);
1664 }
1665 
1666 static ssize_t show_temp_beep(struct device *dev, struct device_attribute
1667         *devattr, char *buf)
1668 {
1669         struct f71882fg_data *data = f71882fg_update_device(dev);
1670         int nr = to_sensor_dev_attr_2(devattr)->index;
1671 
1672         if (data->temp_beep & (1 << nr))
1673                 return sprintf(buf, "1\n");
1674         else
1675                 return sprintf(buf, "\n");
1676 }
1677 
1678 static ssize_t store_temp_beep(struct device *dev, struct device_attribute
1679         *devattr, const char *buf, size_t count)
1680 {
1681         struct f71882fg_data *data = dev_get_drvdata(dev);
1682         int err, nr = to_sensor_dev_attr_2(devattr)->index;
1683         unsigned long val;
1684 
1685         err = kstrtoul(buf, 10, &val);
1686         if (err)
1687                 return err;
1688 
1689         mutex_lock(&data->update_lock);
1690         data->temp_beep = f71882fg_read8(data, F71882FG_REG_TEMP_BEEP);
1691         if (val)
1692                 data->temp_beep |= 1 << nr;
1693         else
1694                 data->temp_beep &= ~(1 << nr);
1695 
1696         f71882fg_write8(data, F71882FG_REG_TEMP_BEEP, data->temp_beep);
1697         mutex_unlock(&data->update_lock);
1698 
1699         return count;
1700 }
1701 
1702 static ssize_t show_temp_alarm(struct device *dev, struct device_attribute
1703         *devattr, char *buf)
1704 {
1705         struct f71882fg_data *data = f71882fg_update_device(dev);
1706         int nr = to_sensor_dev_attr_2(devattr)->index;
1707 
1708         if (data->temp_status & (1 << nr))
1709                 return sprintf(buf, "1\n");
1710         else
1711                 return sprintf(buf, "\n");
1712 }
1713 
1714 static ssize_t show_temp_fault(struct device *dev, struct device_attribute
1715         *devattr, char *buf)
1716 {
1717         struct f71882fg_data *data = f71882fg_update_device(dev);
1718         int nr = to_sensor_dev_attr_2(devattr)->index;
1719 
1720         if (data->temp_diode_open & (1 << nr))
1721                 return sprintf(buf, "1\n");
1722         else
1723                 return sprintf(buf, "\n");
1724 }
1725 
1726 static ssize_t show_pwm(struct device *dev,
1727                         struct device_attribute *devattr, char *buf)
1728 {
1729         struct f71882fg_data *data = f71882fg_update_device(dev);
1730         int val, nr = to_sensor_dev_attr_2(devattr)->index;
1731         mutex_lock(&data->update_lock);
1732         if (data->pwm_enable & (1 << (2 * nr)))
1733                 /* PWM mode */
1734                 val = data->pwm[nr];
1735         else {
1736                 /* RPM mode */
1737                 val = 255 * fan_from_reg(data->fan_target[nr])
1738                         / fan_from_reg(data->fan_full_speed[nr]);
1739         }
1740         mutex_unlock(&data->update_lock);
1741         return sprintf(buf, "%d\n", val);
1742 }
1743 
1744 static ssize_t store_pwm(struct device *dev,
1745                          struct device_attribute *devattr, const char *buf,
1746                          size_t count)
1747 {
1748         struct f71882fg_data *data = dev_get_drvdata(dev);
1749         int err, nr = to_sensor_dev_attr_2(devattr)->index;
1750         long val;
1751 
1752         err = kstrtol(buf, 10, &val);
1753         if (err)
1754                 return err;
1755 
1756         val = clamp_val(val, 0, 255);
1757 
1758         mutex_lock(&data->update_lock);
1759         data->pwm_enable = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
1760         if ((data->type == f8000 && ((data->pwm_enable >> 2 * nr) & 3) != 2) ||
1761             (data->type != f8000 && !((data->pwm_enable >> 2 * nr) & 2))) {
1762                 count = -EROFS;
1763                 goto leave;
1764         }
1765         if (data->pwm_enable & (1 << (2 * nr))) {
1766                 /* PWM mode */
1767                 f71882fg_write8(data, F71882FG_REG_PWM(nr), val);
1768                 data->pwm[nr] = val;
1769         } else {
1770                 /* RPM mode */
1771                 int target, full_speed;
1772                 full_speed = f71882fg_read16(data,
1773                                              F71882FG_REG_FAN_FULL_SPEED(nr));
1774                 target = fan_to_reg(val * fan_from_reg(full_speed) / 255);
1775                 f71882fg_write16(data, F71882FG_REG_FAN_TARGET(nr), target);
1776                 data->fan_target[nr] = target;
1777                 data->fan_full_speed[nr] = full_speed;
1778         }
1779 leave:
1780         mutex_unlock(&data->update_lock);
1781 
1782         return count;
1783 }
1784 
1785 static ssize_t show_simple_pwm(struct device *dev,
1786                                struct device_attribute *devattr, char *buf)
1787 {
1788         struct f71882fg_data *data = f71882fg_update_device(dev);
1789         int val, nr = to_sensor_dev_attr_2(devattr)->index;
1790 
1791         val = data->pwm[nr];
1792         return sprintf(buf, "%d\n", val);
1793 }
1794 
1795 static ssize_t store_simple_pwm(struct device *dev,
1796                                 struct device_attribute *devattr,
1797                                 const char *buf, size_t count)
1798 {
1799         struct f71882fg_data *data = dev_get_drvdata(dev);
1800         int err, nr = to_sensor_dev_attr_2(devattr)->index;
1801         long val;
1802 
1803         err = kstrtol(buf, 10, &val);
1804         if (err)
1805                 return err;
1806 
1807         val = clamp_val(val, 0, 255);
1808 
1809         mutex_lock(&data->update_lock);
1810         f71882fg_write8(data, F71882FG_REG_PWM(nr), val);
1811         data->pwm[nr] = val;
1812         mutex_unlock(&data->update_lock);
1813 
1814         return count;
1815 }
1816 
1817 static ssize_t show_pwm_enable(struct device *dev,
1818                                struct device_attribute *devattr, char *buf)
1819 {
1820         int result = 0;
1821         struct f71882fg_data *data = f71882fg_update_device(dev);
1822         int nr = to_sensor_dev_attr_2(devattr)->index;
1823 
1824         switch ((data->pwm_enable >> 2 * nr) & 3) {
1825         case 0:
1826         case 1:
1827                 result = 2; /* Normal auto mode */
1828                 break;
1829         case 2:
1830                 result = 1; /* Manual mode */
1831                 break;
1832         case 3:
1833                 if (data->type == f8000)
1834                         result = 3; /* Thermostat mode */
1835                 else
1836                         result = 1; /* Manual mode */
1837                 break;
1838         }
1839 
1840         return sprintf(buf, "%d\n", result);
1841 }
1842 
1843 static ssize_t store_pwm_enable(struct device *dev, struct device_attribute
1844                                 *devattr, const char *buf, size_t count)
1845 {
1846         struct f71882fg_data *data = dev_get_drvdata(dev);
1847         int err, nr = to_sensor_dev_attr_2(devattr)->index;
1848         long val;
1849 
1850         err = kstrtol(buf, 10, &val);
1851         if (err)
1852                 return err;
1853 
1854         /* Special case for F8000 pwm channel 3 which only does auto mode */
1855         if (data->type == f8000 && nr == 2 && val != 2)
1856                 return -EINVAL;
1857 
1858         mutex_lock(&data->update_lock);
1859         data->pwm_enable = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
1860         /* Special case for F8000 auto PWM mode / Thermostat mode */
1861         if (data->type == f8000 && ((data->pwm_enable >> 2 * nr) & 1)) {
1862                 switch (val) {
1863                 case 2:
1864                         data->pwm_enable &= ~(2 << (2 * nr));
1865                         break;          /* Normal auto mode */
1866                 case 3:
1867                         data->pwm_enable |= 2 << (2 * nr);
1868                         break;          /* Thermostat mode */
1869                 default:
1870                         count = -EINVAL;
1871                         goto leave;
1872                 }
1873         } else {
1874                 switch (val) {
1875                 case 1:
1876                         /* The f71858fg does not support manual RPM mode */
1877                         if (data->type == f71858fg &&
1878                             ((data->pwm_enable >> (2 * nr)) & 1)) {
1879                                 count = -EINVAL;
1880                                 goto leave;
1881                         }
1882                         data->pwm_enable |= 2 << (2 * nr);
1883                         break;          /* Manual */
1884                 case 2:
1885                         data->pwm_enable &= ~(2 << (2 * nr));
1886                         break;          /* Normal auto mode */
1887                 default:
1888                         count = -EINVAL;
1889                         goto leave;
1890                 }
1891         }
1892         f71882fg_write8(data, F71882FG_REG_PWM_ENABLE, data->pwm_enable);
1893 leave:
1894         mutex_unlock(&data->update_lock);
1895 
1896         return count;
1897 }
1898 
1899 static ssize_t show_pwm_auto_point_pwm(struct device *dev,
1900                                        struct device_attribute *devattr,
1901                                        char *buf)
1902 {
1903         int result;
1904         struct f71882fg_data *data = f71882fg_update_device(dev);
1905         int pwm = to_sensor_dev_attr_2(devattr)->index;
1906         int point = to_sensor_dev_attr_2(devattr)->nr;
1907 
1908         mutex_lock(&data->update_lock);
1909         if (data->pwm_enable & (1 << (2 * pwm))) {
1910                 /* PWM mode */
1911                 result = data->pwm_auto_point_pwm[pwm][point];
1912         } else {
1913                 /* RPM mode */
1914                 result = 32 * 255 / (32 + data->pwm_auto_point_pwm[pwm][point]);
1915         }
1916         mutex_unlock(&data->update_lock);
1917 
1918         return sprintf(buf, "%d\n", result);
1919 }
1920 
1921 static ssize_t store_pwm_auto_point_pwm(struct device *dev,
1922                                         struct device_attribute *devattr,
1923                                         const char *buf, size_t count)
1924 {
1925         struct f71882fg_data *data = dev_get_drvdata(dev);
1926         int err, pwm = to_sensor_dev_attr_2(devattr)->index;
1927         int point = to_sensor_dev_attr_2(devattr)->nr;
1928         long val;
1929 
1930         err = kstrtol(buf, 10, &val);
1931         if (err)
1932                 return err;
1933 
1934         val = clamp_val(val, 0, 255);
1935 
1936         mutex_lock(&data->update_lock);
1937         data->pwm_enable = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
1938         if (data->pwm_enable & (1 << (2 * pwm))) {
1939                 /* PWM mode */
1940         } else {
1941                 /* RPM mode */
1942                 if (val < 29)   /* Prevent negative numbers */
1943                         val = 255;
1944                 else
1945                         val = (255 - val) * 32 / val;
1946         }
1947         f71882fg_write8(data, F71882FG_REG_POINT_PWM(pwm, point), val);
1948         data->pwm_auto_point_pwm[pwm][point] = val;
1949         mutex_unlock(&data->update_lock);
1950 
1951         return count;
1952 }
1953 
1954 static ssize_t show_pwm_auto_point_temp_hyst(struct device *dev,
1955                                              struct device_attribute *devattr,
1956                                              char *buf)
1957 {
1958         int result = 0;
1959         struct f71882fg_data *data = f71882fg_update_device(dev);
1960         int nr = to_sensor_dev_attr_2(devattr)->index;
1961         int point = to_sensor_dev_attr_2(devattr)->nr;
1962 
1963         mutex_lock(&data->update_lock);
1964         if (nr & 1)
1965                 result = data->pwm_auto_point_hyst[nr / 2] >> 4;
1966         else
1967                 result = data->pwm_auto_point_hyst[nr / 2] & 0x0f;
1968         result = 1000 * (data->pwm_auto_point_temp[nr][point] - result);
1969         mutex_unlock(&data->update_lock);
1970 
1971         return sprintf(buf, "%d\n", result);
1972 }
1973 
1974 static ssize_t store_pwm_auto_point_temp_hyst(struct device *dev,
1975                                               struct device_attribute *devattr,
1976                                               const char *buf, size_t count)
1977 {
1978         struct f71882fg_data *data = dev_get_drvdata(dev);
1979         int err, nr = to_sensor_dev_attr_2(devattr)->index;
1980         int point = to_sensor_dev_attr_2(devattr)->nr;
1981         u8 reg;
1982         long val;
1983 
1984         err = kstrtol(buf, 10, &val);
1985         if (err)
1986                 return err;
1987 
1988         val /= 1000;
1989 
1990         mutex_lock(&data->update_lock);
1991         data->pwm_auto_point_temp[nr][point] =
1992                 f71882fg_read8(data, F71882FG_REG_POINT_TEMP(nr, point));
1993         val = clamp_val(val, data->pwm_auto_point_temp[nr][point] - 15,
1994                         data->pwm_auto_point_temp[nr][point]);
1995         val = data->pwm_auto_point_temp[nr][point] - val;
1996 
1997         reg = f71882fg_read8(data, F71882FG_REG_FAN_HYST(nr / 2));
1998         if (nr & 1)
1999                 reg = (reg & 0x0f) | (val << 4);
2000         else
2001                 reg = (reg & 0xf0) | val;
2002 
2003         f71882fg_write8(data, F71882FG_REG_FAN_HYST(nr / 2), reg);
2004         data->pwm_auto_point_hyst[nr / 2] = reg;
2005         mutex_unlock(&data->update_lock);
2006 
2007         return count;
2008 }
2009 
2010 static ssize_t show_pwm_interpolate(struct device *dev,
2011                                     struct device_attribute *devattr, char *buf)
2012 {
2013         int result;
2014         struct f71882fg_data *data = f71882fg_update_device(dev);
2015         int nr = to_sensor_dev_attr_2(devattr)->index;
2016 
2017         result = (data->pwm_auto_point_mapping[nr] >> 4) & 1;
2018 
2019         return sprintf(buf, "%d\n", result);
2020 }
2021 
2022 static ssize_t store_pwm_interpolate(struct device *dev,
2023                                      struct device_attribute *devattr,
2024                                      const char *buf, size_t count)
2025 {
2026         struct f71882fg_data *data = dev_get_drvdata(dev);
2027         int err, nr = to_sensor_dev_attr_2(devattr)->index;
2028         unsigned long val;
2029 
2030         err = kstrtoul(buf, 10, &val);
2031         if (err)
2032                 return err;
2033 
2034         mutex_lock(&data->update_lock);
2035         data->pwm_auto_point_mapping[nr] =
2036                 f71882fg_read8(data, F71882FG_REG_POINT_MAPPING(nr));
2037         if (val)
2038                 val = data->pwm_auto_point_mapping[nr] | (1 << 4);
2039         else
2040                 val = data->pwm_auto_point_mapping[nr] & (~(1 << 4));
2041         f71882fg_write8(data, F71882FG_REG_POINT_MAPPING(nr), val);
2042         data->pwm_auto_point_mapping[nr] = val;
2043         mutex_unlock(&data->update_lock);
2044 
2045         return count;
2046 }
2047 
2048 static ssize_t show_pwm_auto_point_channel(struct device *dev,
2049                                            struct device_attribute *devattr,
2050                                            char *buf)
2051 {
2052         int result;
2053         struct f71882fg_data *data = f71882fg_update_device(dev);
2054         int nr = to_sensor_dev_attr_2(devattr)->index;
2055 
2056         result = 1 << ((data->pwm_auto_point_mapping[nr] & 3) -
2057                        data->temp_start);
2058 
2059         return sprintf(buf, "%d\n", result);
2060 }
2061 
2062 static ssize_t store_pwm_auto_point_channel(struct device *dev,
2063                                             struct device_attribute *devattr,
2064                                             const char *buf, size_t count)
2065 {
2066         struct f71882fg_data *data = dev_get_drvdata(dev);
2067         int err, nr = to_sensor_dev_attr_2(devattr)->index;
2068         long val;
2069 
2070         err = kstrtol(buf, 10, &val);
2071         if (err)
2072                 return err;
2073 
2074         switch (val) {
2075         case 1:
2076                 val = 0;
2077                 break;
2078         case 2:
2079                 val = 1;
2080                 break;
2081         case 4:
2082                 val = 2;
2083                 break;
2084         default:
2085                 return -EINVAL;
2086         }
2087         val += data->temp_start;
2088         mutex_lock(&data->update_lock);
2089         data->pwm_auto_point_mapping[nr] =
2090                 f71882fg_read8(data, F71882FG_REG_POINT_MAPPING(nr));
2091         val = (data->pwm_auto_point_mapping[nr] & 0xfc) | val;
2092         f71882fg_write8(data, F71882FG_REG_POINT_MAPPING(nr), val);
2093         data->pwm_auto_point_mapping[nr] = val;
2094         mutex_unlock(&data->update_lock);
2095 
2096         return count;
2097 }
2098 
2099 static ssize_t show_pwm_auto_point_temp(struct device *dev,
2100                                         struct device_attribute *devattr,
2101                                         char *buf)
2102 {
2103         int result;
2104         struct f71882fg_data *data = f71882fg_update_device(dev);
2105         int pwm = to_sensor_dev_attr_2(devattr)->index;
2106         int point = to_sensor_dev_attr_2(devattr)->nr;
2107 
2108         result = data->pwm_auto_point_temp[pwm][point];
2109         return sprintf(buf, "%d\n", 1000 * result);
2110 }
2111 
2112 static ssize_t store_pwm_auto_point_temp(struct device *dev,
2113                                          struct device_attribute *devattr,
2114                                          const char *buf, size_t count)
2115 {
2116         struct f71882fg_data *data = dev_get_drvdata(dev);
2117         int err, pwm = to_sensor_dev_attr_2(devattr)->index;
2118         int point = to_sensor_dev_attr_2(devattr)->nr;
2119         long val;
2120 
2121         err = kstrtol(buf, 10, &val);
2122         if (err)
2123                 return err;
2124 
2125         val /= 1000;
2126 
2127         if (data->auto_point_temp_signed)
2128                 val = clamp_val(val, -128, 127);
2129         else
2130                 val = clamp_val(val, 0, 127);
2131 
2132         mutex_lock(&data->update_lock);
2133         f71882fg_write8(data, F71882FG_REG_POINT_TEMP(pwm, point), val);
2134         data->pwm_auto_point_temp[pwm][point] = val;
2135         mutex_unlock(&data->update_lock);
2136 
2137         return count;
2138 }
2139 
2140 static ssize_t show_name(struct device *dev, struct device_attribute *devattr,
2141         char *buf)
2142 {
2143         struct f71882fg_data *data = dev_get_drvdata(dev);
2144         return sprintf(buf, "%s\n", f71882fg_names[data->type]);
2145 }
2146 
2147 static int f71882fg_create_sysfs_files(struct platform_device *pdev,
2148         struct sensor_device_attribute_2 *attr, int count)
2149 {
2150         int err, i;
2151 
2152         for (i = 0; i < count; i++) {
2153                 err = device_create_file(&pdev->dev, &attr[i].dev_attr);
2154                 if (err)
2155                         return err;
2156         }
2157         return 0;
2158 }
2159 
2160 static void f71882fg_remove_sysfs_files(struct platform_device *pdev,
2161         struct sensor_device_attribute_2 *attr, int count)
2162 {
2163         int i;
2164 
2165         for (i = 0; i < count; i++)
2166                 device_remove_file(&pdev->dev, &attr[i].dev_attr);
2167 }
2168 
2169 static int f71882fg_create_fan_sysfs_files(
2170         struct platform_device *pdev, int idx)
2171 {
2172         struct f71882fg_data *data = platform_get_drvdata(pdev);
2173         int err;
2174 
2175         /* Sanity check the pwm setting */
2176         err = 0;
2177         switch (data->type) {
2178         case f71858fg:
2179                 if (((data->pwm_enable >> (idx * 2)) & 3) == 3)
2180                         err = 1;
2181                 break;
2182         case f71862fg:
2183                 if (((data->pwm_enable >> (idx * 2)) & 1) != 1)
2184                         err = 1;
2185                 break;
2186         case f8000:
2187                 if (idx == 2)
2188                         err = data->pwm_enable & 0x20;
2189                 break;
2190         default:
2191                 break;
2192         }
2193         if (err) {
2194                 dev_err(&pdev->dev,
2195                         "Invalid (reserved) pwm settings: 0x%02x, "
2196                         "skipping fan %d\n",
2197                         (data->pwm_enable >> (idx * 2)) & 3, idx + 1);
2198                 return 0; /* This is a non fatal condition */
2199         }
2200 
2201         err = f71882fg_create_sysfs_files(pdev, &fxxxx_fan_attr[idx][0],
2202                                           ARRAY_SIZE(fxxxx_fan_attr[0]));
2203         if (err)
2204                 return err;
2205 
2206         if (f71882fg_fan_has_beep[data->type]) {
2207                 err = f71882fg_create_sysfs_files(pdev,
2208                                                   &fxxxx_fan_beep_attr[idx],
2209                                                   1);
2210                 if (err)
2211                         return err;
2212         }
2213 
2214         dev_info(&pdev->dev, "Fan: %d is in %s mode\n", idx + 1,
2215                  (data->pwm_enable & (1 << (2 * idx))) ? "duty-cycle" : "RPM");
2216 
2217         /* Check for unsupported auto pwm settings */
2218         switch (data->type) {
2219         case f71808e:
2220         case f71808a:
2221         case f71869:
2222         case f71869a:
2223         case f71889fg:
2224         case f71889ed:
2225         case f71889a:
2226                 data->pwm_auto_point_mapping[idx] =
2227                         f71882fg_read8(data, F71882FG_REG_POINT_MAPPING(idx));
2228                 if ((data->pwm_auto_point_mapping[idx] & 0x80) ||
2229                     (data->pwm_auto_point_mapping[idx] & 3) == 0) {
2230                         dev_warn(&pdev->dev,
2231                                  "Auto pwm controlled by raw digital "
2232                                  "data, disabling pwm auto_point "
2233                                  "sysfs attributes for fan %d\n", idx + 1);
2234                         return 0; /* This is a non fatal condition */
2235                 }
2236                 break;
2237         default:
2238                 break;
2239         }
2240 
2241         switch (data->type) {
2242         case f71862fg:
2243                 err = f71882fg_create_sysfs_files(pdev,
2244                                         &f71862fg_auto_pwm_attr[idx][0],
2245                                         ARRAY_SIZE(f71862fg_auto_pwm_attr[0]));
2246                 break;
2247         case f71808e:
2248         case f71869:
2249                 err = f71882fg_create_sysfs_files(pdev,
2250                                         &f71869_auto_pwm_attr[idx][0],
2251                                         ARRAY_SIZE(f71869_auto_pwm_attr[0]));
2252                 break;
2253         case f8000:
2254                 err = f71882fg_create_sysfs_files(pdev,
2255                                         &f8000_auto_pwm_attr[idx][0],
2256                                         ARRAY_SIZE(f8000_auto_pwm_attr[0]));
2257                 break;
2258         default:
2259                 err = f71882fg_create_sysfs_files(pdev,
2260                                         &fxxxx_auto_pwm_attr[idx][0],
2261                                         ARRAY_SIZE(fxxxx_auto_pwm_attr[0]));
2262         }
2263 
2264         return err;
2265 }
2266 
2267 static int f71882fg_probe(struct platform_device *pdev)
2268 {
2269         struct f71882fg_data *data;
2270         struct f71882fg_sio_data *sio_data = dev_get_platdata(&pdev->dev);
2271         int nr_fans = f71882fg_nr_fans[sio_data->type];
2272         int nr_temps = f71882fg_nr_temps[sio_data->type];
2273         int err, i;
2274         u8 start_reg, reg;
2275 
2276         data = devm_kzalloc(&pdev->dev, sizeof(struct f71882fg_data),
2277                             GFP_KERNEL);
2278         if (!data)
2279                 return -ENOMEM;
2280 
2281         data->addr = platform_get_resource(pdev, IORESOURCE_IO, 0)->start;
2282         data->type = sio_data->type;
2283         data->temp_start =
2284             (data->type == f71858fg || data->type == f8000) ? 0 : 1;
2285         mutex_init(&data->update_lock);
2286         platform_set_drvdata(pdev, data);
2287 
2288         start_reg = f71882fg_read8(data, F71882FG_REG_START);
2289         if (start_reg & 0x04) {
2290                 dev_warn(&pdev->dev, "Hardware monitor is powered down\n");
2291                 return -ENODEV;
2292         }
2293         if (!(start_reg & 0x03)) {
2294                 dev_warn(&pdev->dev, "Hardware monitoring not activated\n");
2295                 return -ENODEV;
2296         }
2297 
2298         /* Register sysfs interface files */
2299         err = device_create_file(&pdev->dev, &dev_attr_name);
2300         if (err)
2301                 goto exit_unregister_sysfs;
2302 
2303         if (start_reg & 0x01) {
2304                 switch (data->type) {
2305                 case f71858fg:
2306                         data->temp_config =
2307                                 f71882fg_read8(data, F71882FG_REG_TEMP_CONFIG);
2308                         if (data->temp_config & 0x10)
2309                                 /*
2310                                  * The f71858fg temperature alarms behave as
2311                                  * the f8000 alarms in this mode
2312                                  */
2313                                 err = f71882fg_create_sysfs_files(pdev,
2314                                         f8000_temp_attr,
2315                                         ARRAY_SIZE(f8000_temp_attr));
2316                         else
2317                                 err = f71882fg_create_sysfs_files(pdev,
2318                                         f71858fg_temp_attr,
2319                                         ARRAY_SIZE(f71858fg_temp_attr));
2320                         break;
2321                 case f8000:
2322                         err = f71882fg_create_sysfs_files(pdev,
2323                                         f8000_temp_attr,
2324                                         ARRAY_SIZE(f8000_temp_attr));
2325                         break;
2326                 default:
2327                         err = f71882fg_create_sysfs_files(pdev,
2328                                 &fxxxx_temp_attr[0][0],
2329                                 ARRAY_SIZE(fxxxx_temp_attr[0]) * nr_temps);
2330                 }
2331                 if (err)
2332                         goto exit_unregister_sysfs;
2333 
2334                 if (f71882fg_temp_has_beep[data->type]) {
2335                         err = f71882fg_create_sysfs_files(pdev,
2336                                         &fxxxx_temp_beep_attr[0][0],
2337                                         ARRAY_SIZE(fxxxx_temp_beep_attr[0])
2338                                                 * nr_temps);
2339                         if (err)
2340                                 goto exit_unregister_sysfs;
2341                 }
2342 
2343                 for (i = 0; i < F71882FG_MAX_INS; i++) {
2344                         if (f71882fg_has_in[data->type][i]) {
2345                                 err = device_create_file(&pdev->dev,
2346                                                 &fxxxx_in_attr[i].dev_attr);
2347                                 if (err)
2348                                         goto exit_unregister_sysfs;
2349                         }
2350                 }
2351                 if (f71882fg_has_in1_alarm[data->type]) {
2352                         err = f71882fg_create_sysfs_files(pdev,
2353                                         fxxxx_in1_alarm_attr,
2354                                         ARRAY_SIZE(fxxxx_in1_alarm_attr));
2355                         if (err)
2356                                 goto exit_unregister_sysfs;
2357                 }
2358         }
2359 
2360         if (start_reg & 0x02) {
2361                 switch (data->type) {
2362                 case f71808e:
2363                 case f71808a:
2364                 case f71869:
2365                 case f71869a:
2366                         /* These always have signed auto point temps */
2367                         data->auto_point_temp_signed = 1;
2368                         /* Fall through to select correct fan/pwm reg bank! */
2369                 case f71889fg:
2370                 case f71889ed:
2371                 case f71889a:
2372                         reg = f71882fg_read8(data, F71882FG_REG_FAN_FAULT_T);
2373                         if (reg & F71882FG_FAN_NEG_TEMP_EN)
2374                                 data->auto_point_temp_signed = 1;
2375                         /* Ensure banked pwm registers point to right bank */
2376                         reg &= ~F71882FG_FAN_PROG_SEL;
2377                         f71882fg_write8(data, F71882FG_REG_FAN_FAULT_T, reg);
2378                         break;
2379                 default:
2380                         break;
2381                 }
2382 
2383                 data->pwm_enable =
2384                         f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
2385 
2386                 for (i = 0; i < nr_fans; i++) {
2387                         err = f71882fg_create_fan_sysfs_files(pdev, i);
2388                         if (err)
2389                                 goto exit_unregister_sysfs;
2390                 }
2391 
2392                 /* Some types have 1 extra fan with limited functionality */
2393                 switch (data->type) {
2394                 case f71808a:
2395                         err = f71882fg_create_sysfs_files(pdev,
2396                                         f71808a_fan3_attr,
2397                                         ARRAY_SIZE(f71808a_fan3_attr));
2398                         break;
2399                 case f8000:
2400                         err = f71882fg_create_sysfs_files(pdev,
2401                                         f8000_fan_attr,
2402                                         ARRAY_SIZE(f8000_fan_attr));
2403                         break;
2404                 default:
2405                         break;
2406                 }
2407                 if (err)
2408                         goto exit_unregister_sysfs;
2409         }
2410 
2411         data->hwmon_dev = hwmon_device_register(&pdev->dev);
2412         if (IS_ERR(data->hwmon_dev)) {
2413                 err = PTR_ERR(data->hwmon_dev);
2414                 data->hwmon_dev = NULL;
2415                 goto exit_unregister_sysfs;
2416         }
2417 
2418         return 0;
2419 
2420 exit_unregister_sysfs:
2421         f71882fg_remove(pdev); /* Will unregister the sysfs files for us */
2422         return err; /* f71882fg_remove() also frees our data */
2423 }
2424 
2425 static int f71882fg_remove(struct platform_device *pdev)
2426 {
2427         struct f71882fg_data *data = platform_get_drvdata(pdev);
2428         int nr_fans = f71882fg_nr_fans[data->type];
2429         int nr_temps = f71882fg_nr_temps[data->type];
2430         int i;
2431         u8 start_reg = f71882fg_read8(data, F71882FG_REG_START);
2432 
2433         if (data->hwmon_dev)
2434                 hwmon_device_unregister(data->hwmon_dev);
2435 
2436         device_remove_file(&pdev->dev, &dev_attr_name);
2437 
2438         if (start_reg & 0x01) {
2439                 switch (data->type) {
2440                 case f71858fg:
2441                         if (data->temp_config & 0x10)
2442                                 f71882fg_remove_sysfs_files(pdev,
2443                                         f8000_temp_attr,
2444                                         ARRAY_SIZE(f8000_temp_attr));
2445                         else
2446                                 f71882fg_remove_sysfs_files(pdev,
2447                                         f71858fg_temp_attr,
2448                                         ARRAY_SIZE(f71858fg_temp_attr));
2449                         break;
2450                 case f8000:
2451                         f71882fg_remove_sysfs_files(pdev,
2452                                         f8000_temp_attr,
2453                                         ARRAY_SIZE(f8000_temp_attr));
2454                         break;
2455                 default:
2456                         f71882fg_remove_sysfs_files(pdev,
2457                                 &fxxxx_temp_attr[0][0],
2458                                 ARRAY_SIZE(fxxxx_temp_attr[0]) * nr_temps);
2459                 }
2460                 if (f71882fg_temp_has_beep[data->type]) {
2461                         f71882fg_remove_sysfs_files(pdev,
2462                                &fxxxx_temp_beep_attr[0][0],
2463                                ARRAY_SIZE(fxxxx_temp_beep_attr[0]) * nr_temps);
2464                 }
2465 
2466                 for (i = 0; i < F71882FG_MAX_INS; i++) {
2467                         if (f71882fg_has_in[data->type][i]) {
2468                                 device_remove_file(&pdev->dev,
2469                                                 &fxxxx_in_attr[i].dev_attr);
2470                         }
2471                 }
2472                 if (f71882fg_has_in1_alarm[data->type]) {
2473                         f71882fg_remove_sysfs_files(pdev,
2474                                         fxxxx_in1_alarm_attr,
2475                                         ARRAY_SIZE(fxxxx_in1_alarm_attr));
2476                 }
2477         }
2478 
2479         if (start_reg & 0x02) {
2480                 f71882fg_remove_sysfs_files(pdev, &fxxxx_fan_attr[0][0],
2481                                 ARRAY_SIZE(fxxxx_fan_attr[0]) * nr_fans);
2482 
2483                 if (f71882fg_fan_has_beep[data->type]) {
2484                         f71882fg_remove_sysfs_files(pdev,
2485                                         fxxxx_fan_beep_attr, nr_fans);
2486                 }
2487 
2488                 switch (data->type) {
2489                 case f71808a:
2490                         f71882fg_remove_sysfs_files(pdev,
2491                                 &fxxxx_auto_pwm_attr[0][0],
2492                                 ARRAY_SIZE(fxxxx_auto_pwm_attr[0]) * nr_fans);
2493                         f71882fg_remove_sysfs_files(pdev,
2494                                         f71808a_fan3_attr,
2495                                         ARRAY_SIZE(f71808a_fan3_attr));
2496                         break;
2497                 case f71862fg:
2498                         f71882fg_remove_sysfs_files(pdev,
2499                                 &f71862fg_auto_pwm_attr[0][0],
2500                                 ARRAY_SIZE(f71862fg_auto_pwm_attr[0]) *
2501                                         nr_fans);
2502                         break;
2503                 case f71808e:
2504                 case f71869:
2505                         f71882fg_remove_sysfs_files(pdev,
2506                                 &f71869_auto_pwm_attr[0][0],
2507                                 ARRAY_SIZE(f71869_auto_pwm_attr[0]) * nr_fans);
2508                         break;
2509                 case f8000:
2510                         f71882fg_remove_sysfs_files(pdev,
2511                                         f8000_fan_attr,
2512                                         ARRAY_SIZE(f8000_fan_attr));
2513                         f71882fg_remove_sysfs_files(pdev,
2514                                 &f8000_auto_pwm_attr[0][0],
2515                                 ARRAY_SIZE(f8000_auto_pwm_attr[0]) * nr_fans);
2516                         break;
2517                 default:
2518                         f71882fg_remove_sysfs_files(pdev,
2519                                 &fxxxx_auto_pwm_attr[0][0],
2520                                 ARRAY_SIZE(fxxxx_auto_pwm_attr[0]) * nr_fans);
2521                 }
2522         }
2523         return 0;
2524 }
2525 
2526 static int __init f71882fg_find(int sioaddr, struct f71882fg_sio_data *sio_data)
2527 {
2528         u16 devid;
2529         unsigned short address;
2530         int err = superio_enter(sioaddr);
2531         if (err)
2532                 return err;
2533 
2534         devid = superio_inw(sioaddr, SIO_REG_MANID);
2535         if (devid != SIO_FINTEK_ID) {
2536                 pr_debug("Not a Fintek device\n");
2537                 err = -ENODEV;
2538                 goto exit;
2539         }
2540 
2541         devid = force_id ? force_id : superio_inw(sioaddr, SIO_REG_DEVID);
2542         switch (devid) {
2543         case SIO_F71808E_ID:
2544                 sio_data->type = f71808e;
2545                 break;
2546         case SIO_F71808A_ID:
2547                 sio_data->type = f71808a;
2548                 break;
2549         case SIO_F71858_ID:
2550                 sio_data->type = f71858fg;
2551                 break;
2552         case SIO_F71862_ID:
2553                 sio_data->type = f71862fg;
2554                 break;
2555         case SIO_F71869_ID:
2556                 sio_data->type = f71869;
2557                 break;
2558         case SIO_F71869A_ID:
2559                 sio_data->type = f71869a;
2560                 break;
2561         case SIO_F71882_ID:
2562                 sio_data->type = f71882fg;
2563                 break;
2564         case SIO_F71889_ID:
2565                 sio_data->type = f71889fg;
2566                 break;
2567         case SIO_F71889E_ID:
2568                 sio_data->type = f71889ed;
2569                 break;
2570         case SIO_F71889A_ID:
2571                 sio_data->type = f71889a;
2572                 break;
2573         case SIO_F8000_ID:
2574                 sio_data->type = f8000;
2575                 break;
2576         case SIO_F81865_ID:
2577                 sio_data->type = f81865f;
2578                 break;
2579         default:
2580                 pr_info("Unsupported Fintek device: %04x\n",
2581                         (unsigned int)devid);
2582                 err = -ENODEV;
2583                 goto exit;
2584         }
2585 
2586         if (sio_data->type == f71858fg)
2587                 superio_select(sioaddr, SIO_F71858FG_LD_HWM);
2588         else
2589                 superio_select(sioaddr, SIO_F71882FG_LD_HWM);
2590 
2591         if (!(superio_inb(sioaddr, SIO_REG_ENABLE) & 0x01)) {
2592                 pr_warn("Device not activated\n");
2593                 err = -ENODEV;
2594                 goto exit;
2595         }
2596 
2597         address = superio_inw(sioaddr, SIO_REG_ADDR);
2598         if (address == 0) {
2599                 pr_warn("Base address not set\n");
2600                 err = -ENODEV;
2601                 goto exit;
2602         }
2603         address &= ~(REGION_LENGTH - 1);        /* Ignore 3 LSB */
2604 
2605         err = address;
2606         pr_info("Found %s chip at %#x, revision %d\n",
2607                 f71882fg_names[sio_data->type], (unsigned int)address,
2608                 (int)superio_inb(sioaddr, SIO_REG_DEVREV));
2609 exit:
2610         superio_exit(sioaddr);
2611         return err;
2612 }
2613 
2614 static int __init f71882fg_device_add(int address,
2615                                       const struct f71882fg_sio_data *sio_data)
2616 {
2617         struct resource res = {
2618                 .start  = address,
2619                 .end    = address + REGION_LENGTH - 1,
2620                 .flags  = IORESOURCE_IO,
2621         };
2622         int err;
2623 
2624         f71882fg_pdev = platform_device_alloc(DRVNAME, address);
2625         if (!f71882fg_pdev)
2626                 return -ENOMEM;
2627 
2628         res.name = f71882fg_pdev->name;
2629         err = acpi_check_resource_conflict(&res);
2630         if (err)
2631                 goto exit_device_put;
2632 
2633         err = platform_device_add_resources(f71882fg_pdev, &res, 1);
2634         if (err) {
2635                 pr_err("Device resource addition failed\n");
2636                 goto exit_device_put;
2637         }
2638 
2639         err = platform_device_add_data(f71882fg_pdev, sio_data,
2640                                        sizeof(struct f71882fg_sio_data));
2641         if (err) {
2642                 pr_err("Platform data allocation failed\n");
2643                 goto exit_device_put;
2644         }
2645 
2646         err = platform_device_add(f71882fg_pdev);
2647         if (err) {
2648                 pr_err("Device addition failed\n");
2649                 goto exit_device_put;
2650         }
2651 
2652         return 0;
2653 
2654 exit_device_put:
2655         platform_device_put(f71882fg_pdev);
2656 
2657         return err;
2658 }
2659 
2660 static int __init f71882fg_init(void)
2661 {
2662         int err;
2663         int address;
2664         struct f71882fg_sio_data sio_data;
2665 
2666         memset(&sio_data, 0, sizeof(sio_data));
2667 
2668         address = f71882fg_find(0x2e, &sio_data);
2669         if (address < 0)
2670                 address = f71882fg_find(0x4e, &sio_data);
2671         if (address < 0)
2672                 return address;
2673 
2674         err = platform_driver_register(&f71882fg_driver);
2675         if (err)
2676                 return err;
2677 
2678         err = f71882fg_device_add(address, &sio_data);
2679         if (err)
2680                 goto exit_driver;
2681 
2682         return 0;
2683 
2684 exit_driver:
2685         platform_driver_unregister(&f71882fg_driver);
2686         return err;
2687 }
2688 
2689 static void __exit f71882fg_exit(void)
2690 {
2691         platform_device_unregister(f71882fg_pdev);
2692         platform_driver_unregister(&f71882fg_driver);
2693 }
2694 
2695 MODULE_DESCRIPTION("F71882FG Hardware Monitoring Driver");
2696 MODULE_AUTHOR("Hans Edgington, Hans de Goede <hdegoede@redhat.com>");
2697 MODULE_LICENSE("GPL");
2698 
2699 module_init(f71882fg_init);
2700 module_exit(f71882fg_exit);
2701 

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