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hwmon: (adm1026) Fix debug messages
[mirror_ubuntu-bionic-kernel.git] / drivers / hwmon / adm1026.c
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1da177e4
LT		 1/*
2 adm1026.c - Part of lm_sensors, Linux kernel modules for hardware
3 monitoring
4 Copyright (C) 2002, 2003 Philip Pokorny <ppokorny@penguincomputing.com>
5 Copyright (C) 2004 Justin Thiessen <jthiessen@penguincomputing.com>
6
7 Chip details at:
8
9 <http://www.analog.com/UploadedFiles/Data_Sheets/779263102ADM1026_a.pdf>
10
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 2 of the License, or
14 (at your option) any later version.
15
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
20
21 You should have received a copy of the GNU General Public License
22 along with this program; if not, write to the Free Software
23 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24*/
25
1da177e4
LT		 26#include <linux/module.h>
27#include <linux/init.h>
28#include <linux/slab.h>
29#include <linux/jiffies.h>
30#include <linux/i2c.h>
943b0830 31#include <linux/hwmon.h>
303760b4
JD		 32#include <linux/hwmon-sysfs.h>
33#include <linux/hwmon-vid.h>
943b0830 34#include <linux/err.h>
9a61bf63 35#include <linux/mutex.h>
1da177e4
LT		 36
37/* Addresses to scan */
25e9c86d 38static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
1da177e4
LT		 39
40/* Insmod parameters */
f4b50261 41I2C_CLIENT_INSMOD_1(adm1026);
1da177e4 42
cb01a231
JD		 43static int gpio_input[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
44 -1, -1, -1, -1, -1, -1, -1, -1 };
1da177e4
LT		 45static int gpio_output[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
46 -1, -1, -1, -1, -1, -1, -1, -1 };
47static int gpio_inverted[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
48 -1, -1, -1, -1, -1, -1, -1, -1 };
49static int gpio_normal[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
50 -1, -1, -1, -1, -1, -1, -1, -1 };
51static int gpio_fan[8] = { -1, -1, -1, -1, -1, -1, -1, -1 };
cb01a231
JD		 52module_param_array(gpio_input, int, NULL, 0);
53MODULE_PARM_DESC(gpio_input, "List of GPIO pins (0-16) to program as inputs");
54module_param_array(gpio_output, int, NULL, 0);
55MODULE_PARM_DESC(gpio_output, "List of GPIO pins (0-16) to program as "
1da177e4 56 "outputs");
cb01a231
JD		 57module_param_array(gpio_inverted, int, NULL, 0);
58MODULE_PARM_DESC(gpio_inverted, "List of GPIO pins (0-16) to program as "
1da177e4 59 "inverted");
cb01a231
JD		 60module_param_array(gpio_normal, int, NULL, 0);
61MODULE_PARM_DESC(gpio_normal, "List of GPIO pins (0-16) to program as "
1da177e4 62 "normal/non-inverted");
cb01a231
JD		 63module_param_array(gpio_fan, int, NULL, 0);
64MODULE_PARM_DESC(gpio_fan, "List of GPIO pins (0-7) to program as fan tachs");
1da177e4
LT		 65
66/* Many ADM1026 constants specified below */
67
68/* The ADM1026 registers */
cb01a231
JD		 69#define ADM1026_REG_CONFIG1 0x00
70#define CFG1_MONITOR 0x01
71#define CFG1_INT_ENABLE 0x02
72#define CFG1_INT_CLEAR 0x04
73#define CFG1_AIN8_9 0x08
74#define CFG1_THERM_HOT 0x10
75#define CFG1_DAC_AFC 0x20
76#define CFG1_PWM_AFC 0x40
77#define CFG1_RESET 0x80
78
79#define ADM1026_REG_CONFIG2 0x01
1da177e4 80/* CONFIG2 controls FAN0/GPIO0 through FAN7/GPIO7 */
cb01a231
JD		 81
82#define ADM1026_REG_CONFIG3 0x07
83#define CFG3_GPIO16_ENABLE 0x01
84#define CFG3_CI_CLEAR 0x02
85#define CFG3_VREF_250 0x04
86#define CFG3_GPIO16_DIR 0x40
87#define CFG3_GPIO16_POL 0x80
88
89#define ADM1026_REG_E2CONFIG 0x13
90#define E2CFG_READ 0x01
91#define E2CFG_WRITE 0x02
92#define E2CFG_ERASE 0x04
93#define E2CFG_ROM 0x08
94#define E2CFG_CLK_EXT 0x80
1da177e4
LT		 95
96/* There are 10 general analog inputs and 7 dedicated inputs
97 * They are:
98 * 0 - 9 = AIN0 - AIN9
99 * 10 = Vbat
100 * 11 = 3.3V Standby
101 * 12 = 3.3V Main
102 * 13 = +5V
103 * 14 = Vccp (CPU core voltage)
104 * 15 = +12V
105 * 16 = -12V
106 */
107static u16 ADM1026_REG_IN[] = {
108 0x30, 0x31, 0x32, 0x33, 0x34, 0x35,
109 0x36, 0x37, 0x27, 0x29, 0x26, 0x2a,
110 0x2b, 0x2c, 0x2d, 0x2e, 0x2f
111 };
112static u16 ADM1026_REG_IN_MIN[] = {
113 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d,
114 0x5e, 0x5f, 0x6d, 0x49, 0x6b, 0x4a,
115 0x4b, 0x4c, 0x4d, 0x4e, 0x4f
116 };
117static u16 ADM1026_REG_IN_MAX[] = {
118 0x50, 0x51, 0x52, 0x53, 0x54, 0x55,
119 0x56, 0x57, 0x6c, 0x41, 0x6a, 0x42,
120 0x43, 0x44, 0x45, 0x46, 0x47
121 };
122
123/* Temperatures are:
124 * 0 - Internal
125 * 1 - External 1
126 * 2 - External 2
127 */
128static u16 ADM1026_REG_TEMP[] = { 0x1f, 0x28, 0x29 };
129static u16 ADM1026_REG_TEMP_MIN[] = { 0x69, 0x48, 0x49 };
130static u16 ADM1026_REG_TEMP_MAX[] = { 0x68, 0x40, 0x41 };
131static u16 ADM1026_REG_TEMP_TMIN[] = { 0x10, 0x11, 0x12 };
132static u16 ADM1026_REG_TEMP_THERM[] = { 0x0d, 0x0e, 0x0f };
133static u16 ADM1026_REG_TEMP_OFFSET[] = { 0x1e, 0x6e, 0x6f };
134
cb01a231
JD		 135#define ADM1026_REG_FAN(nr) (0x38 + (nr))
136#define ADM1026_REG_FAN_MIN(nr) (0x60 + (nr))
137#define ADM1026_REG_FAN_DIV_0_3 0x02
138#define ADM1026_REG_FAN_DIV_4_7 0x03
1da177e4 139
cb01a231
JD		 140#define ADM1026_REG_DAC 0x04
141#define ADM1026_REG_PWM 0x05
1da177e4 142
cb01a231
JD		 143#define ADM1026_REG_GPIO_CFG_0_3 0x08
144#define ADM1026_REG_GPIO_CFG_4_7 0x09
145#define ADM1026_REG_GPIO_CFG_8_11 0x0a
146#define ADM1026_REG_GPIO_CFG_12_15 0x0b
1da177e4 147/* CFG_16 in REG_CFG3 */
cb01a231
JD		 148#define ADM1026_REG_GPIO_STATUS_0_7 0x24
149#define ADM1026_REG_GPIO_STATUS_8_15 0x25
1da177e4 150/* STATUS_16 in REG_STATUS4 */
cb01a231
JD		 151#define ADM1026_REG_GPIO_MASK_0_7 0x1c
152#define ADM1026_REG_GPIO_MASK_8_15 0x1d
1da177e4
LT		 153/* MASK_16 in REG_MASK4 */
154
cb01a231
JD		 155#define ADM1026_REG_COMPANY 0x16
156#define ADM1026_REG_VERSTEP 0x17
1da177e4 157/* These are the recognized values for the above regs */
cb01a231
JD		 158#define ADM1026_COMPANY_ANALOG_DEV 0x41
159#define ADM1026_VERSTEP_GENERIC 0x40
160#define ADM1026_VERSTEP_ADM1026 0x44
1da177e4 161
cb01a231
JD		 162#define ADM1026_REG_MASK1 0x18
163#define ADM1026_REG_MASK2 0x19
164#define ADM1026_REG_MASK3 0x1a
165#define ADM1026_REG_MASK4 0x1b
1da177e4 166
cb01a231
JD		 167#define ADM1026_REG_STATUS1 0x20
168#define ADM1026_REG_STATUS2 0x21
169#define ADM1026_REG_STATUS3 0x22
170#define ADM1026_REG_STATUS4 0x23
1da177e4
LT		 171
172#define ADM1026_FAN_ACTIVATION_TEMP_HYST -6
cb01a231
JD		 173#define ADM1026_FAN_CONTROL_TEMP_RANGE 20
174#define ADM1026_PWM_MAX 255
1da177e4 175
cb01a231 176/* Conversions. Rounding and limit checking is only done on the TO_REG
1da177e4
LT		 177 * variants. Note that you should be a bit careful with which arguments
178 * these macros are called: arguments may be evaluated more than once.
179 */
180
181/* IN are scaled acording to built-in resistors. These are the
182 * voltages corresponding to 3/4 of full scale (192 or 0xc0)
183 * NOTE: The -12V input needs an additional factor to account
184 * for the Vref pullup resistor.
185 * NEG12_OFFSET = SCALE * Vref / V-192 - Vref
186 * = 13875 * 2.50 / 1.875 - 2500
187 * = 16000
188 *
189 * The values in this table are based on Table II, page 15 of the
190 * datasheet.
191 */
cb01a231
JD		 192static int adm1026_scaling[] = { /* .001 Volts */
193 2250, 2250, 2250, 2250, 2250, 2250,
194 1875, 1875, 1875, 1875, 3000, 3330,
1da177e4
LT		 195 3330, 4995, 2250, 12000, 13875
196 };
197#define NEG12_OFFSET 16000
cb01a231
JD		 198#define SCALE(val, from, to) (((val)*(to) + ((from)/2))/(from))
199#define INS_TO_REG(n, val) (SENSORS_LIMIT(SCALE(val, adm1026_scaling[n], 192),\
200 0, 255))
201#define INS_FROM_REG(n, val) (SCALE(val, 192, adm1026_scaling[n]))
1da177e4
LT		 202
203/* FAN speed is measured using 22.5kHz clock and counts for 2 pulses
204 * and we assume a 2 pulse-per-rev fan tach signal
205 * 22500 kHz * 60 (sec/min) * 2 (pulse) / 2 (pulse/rev) == 1350000
206 */
cb01a231
JD		 207#define FAN_TO_REG(val, div) ((val) <= 0 ? 0xff : \
208 SENSORS_LIMIT(1350000/((val)*(div)), 1, 254))
209#define FAN_FROM_REG(val, div) ((val) == 0 ? -1:(val) == 0xff ? 0 : \
210 1350000/((val)*(div)))
1da177e4 211#define DIV_FROM_REG(val) (1<<(val))
cb01a231 212#define DIV_TO_REG(val) ((val) >= 8 ? 3 : (val) >= 4 ? 2 : (val) >= 2 ? 1 : 0)
1da177e4
LT		 213
214/* Temperature is reported in 1 degC increments */
215#define TEMP_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\
cb01a231 216 -127, 127))
1da177e4
LT		 217#define TEMP_FROM_REG(val) ((val) * 1000)
218#define OFFSET_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\
cb01a231 219 -127, 127))
1da177e4
LT		 220#define OFFSET_FROM_REG(val) ((val) * 1000)
221
cb01a231 222#define PWM_TO_REG(val) (SENSORS_LIMIT(val, 0, 255))
1da177e4
LT		 223#define PWM_FROM_REG(val) (val)
224
225#define PWM_MIN_TO_REG(val) ((val) & 0xf0)
226#define PWM_MIN_FROM_REG(val) (((val) & 0xf0) + ((val) >> 4))
227
cb01a231
JD		 228/* Analog output is a voltage, and scaled to millivolts. The datasheet
229 * indicates that the DAC could be used to drive the fans, but in our
1da177e4
LT		 230 * example board (Arima HDAMA) it isn't connected to the fans at all.
231 */
cb01a231 232#define DAC_TO_REG(val) (SENSORS_LIMIT(((((val)*255)+500)/2500), 0, 255))
1da177e4
LT		 233#define DAC_FROM_REG(val) (((val)*2500)/255)
234
1da177e4
LT		 235/* Chip sampling rates
236 *
237 * Some sensors are not updated more frequently than once per second
238 * so it doesn't make sense to read them more often than that.
239 * We cache the results and return the saved data if the driver
240 * is called again before a second has elapsed.
241 *
242 * Also, there is significant configuration data for this chip
243 * So, we keep the config data up to date in the cache
244 * when it is written and only sample it once every 5 *minutes*
245 */
cb01a231
JD		 246#define ADM1026_DATA_INTERVAL (1 * HZ)
247#define ADM1026_CONFIG_INTERVAL (5 * 60 * HZ)
1da177e4
LT		 248
249/* We allow for multiple chips in a single system.
250 *
251 * For each registered ADM1026, we need to keep state information
252 * at client->data. The adm1026_data structure is dynamically
253 * allocated, when a new client structure is allocated. */
254
255struct pwm_data {
256 u8 pwm;
257 u8 enable;
258 u8 auto_pwm_min;
259};
260
261struct adm1026_data {
1beeffe4 262 struct device *hwmon_dev;
1da177e4 263
9a61bf63 264 struct mutex update_lock;
1da177e4
LT		 265 int valid; /* !=0 if following fields are valid */
266 unsigned long last_reading; /* In jiffies */
267 unsigned long last_config; /* In jiffies */
268
cb01a231
JD		 269 u8 in[17]; /* Register value */
270 u8 in_max[17]; /* Register value */
271 u8 in_min[17]; /* Register value */
272 s8 temp[3]; /* Register value */
273 s8 temp_min[3]; /* Register value */
274 s8 temp_max[3]; /* Register value */
275 s8 temp_tmin[3]; /* Register value */
276 s8 temp_crit[3]; /* Register value */
277 s8 temp_offset[3]; /* Register value */
278 u8 fan[8]; /* Register value */
279 u8 fan_min[8]; /* Register value */
280 u8 fan_div[8]; /* Decoded value */
281 struct pwm_data pwm1; /* Pwm control values */
282 int vid; /* Decoded value */
283 u8 vrm; /* VRM version */
1da177e4 284 u8 analog_out; /* Register value (DAC) */
cb01a231
JD		 285 long alarms; /* Register encoding, combined */
286 long alarm_mask; /* Register encoding, combined */
287 long gpio; /* Register encoding, combined */
288 long gpio_mask; /* Register encoding, combined */
289 u8 gpio_config[17]; /* Decoded value */
290 u8 config1; /* Register value */
291 u8 config2; /* Register value */
292 u8 config3; /* Register value */
1da177e4
LT		 293};
294
57f7eb0b
JD		 295static int adm1026_probe(struct i2c_client *client,
296 const struct i2c_device_id *id);
297static int adm1026_detect(struct i2c_client *client, int kind,
298 struct i2c_board_info *info);
299static int adm1026_remove(struct i2c_client *client);
f6c27fc1
DJ		 300static int adm1026_read_value(struct i2c_client *client, u8 reg);
301static int adm1026_write_value(struct i2c_client *client, u8 reg, int value);
1da177e4 302static void adm1026_print_gpio(struct i2c_client *client);
cb01a231 303static void adm1026_fixup_gpio(struct i2c_client *client);
1da177e4
LT		 304static struct adm1026_data *adm1026_update_device(struct device *dev);
305static void adm1026_init_client(struct i2c_client *client);
306
307
57f7eb0b
JD		 308static const struct i2c_device_id adm1026_id[] = {
309 { "adm1026", adm1026 },
310 { }
311};
312MODULE_DEVICE_TABLE(i2c, adm1026_id);
313
1da177e4 314static struct i2c_driver adm1026_driver = {
57f7eb0b 315 .class = I2C_CLASS_HWMON,
cdaf7934 316 .driver = {
cdaf7934
LR		 317 .name = "adm1026",
318 },
57f7eb0b
JD		 319 .probe = adm1026_probe,
320 .remove = adm1026_remove,
321 .id_table = adm1026_id,
322 .detect = adm1026_detect,
323 .address_data = &addr_data,
1da177e4
LT		 324};
325
c49efcef 326static int adm1026_read_value(struct i2c_client *client, u8 reg)
1da177e4
LT		 327{
328 int res;
329
330 if (reg < 0x80) {
331 /* "RAM" locations */
332 res = i2c_smbus_read_byte_data(client, reg) & 0xff;
333 } else {
334 /* EEPROM, do nothing */
335 res = 0;
336 }
337 return res;
338}
339
c49efcef 340static int adm1026_write_value(struct i2c_client *client, u8 reg, int value)
1da177e4
LT		 341{
342 int res;
343
344 if (reg < 0x80) {
345 /* "RAM" locations */
346 res = i2c_smbus_write_byte_data(client, reg, value);
347 } else {
348 /* EEPROM, do nothing */
349 res = 0;
350 }
351 return res;
352}
353
c49efcef 354static void adm1026_init_client(struct i2c_client *client)
1da177e4
LT		 355{
356 int value, i;
357 struct adm1026_data *data = i2c_get_clientdata(client);
358
cb01a231 359 dev_dbg(&client->dev, "Initializing device\n");
1da177e4
LT		 360 /* Read chip config */
361 data->config1 = adm1026_read_value(client, ADM1026_REG_CONFIG1);
362 data->config2 = adm1026_read_value(client, ADM1026_REG_CONFIG2);
363 data->config3 = adm1026_read_value(client, ADM1026_REG_CONFIG3);
364
365 /* Inform user of chip config */
366 dev_dbg(&client->dev, "ADM1026_REG_CONFIG1 is: 0x%02x\n",
367 data->config1);
368 if ((data->config1 & CFG1_MONITOR) == 0) {
369 dev_dbg(&client->dev, "Monitoring not currently "
370 "enabled.\n");
371 }
372 if (data->config1 & CFG1_INT_ENABLE) {
373 dev_dbg(&client->dev, "SMBALERT interrupts are "
374 "enabled.\n");
375 }
376 if (data->config1 & CFG1_AIN8_9) {
377 dev_dbg(&client->dev, "in8 and in9 enabled. "
378 "temp3 disabled.\n");
379 } else {
380 dev_dbg(&client->dev, "temp3 enabled. in8 and "
381 "in9 disabled.\n");
382 }
383 if (data->config1 & CFG1_THERM_HOT) {
384 dev_dbg(&client->dev, "Automatic THERM, PWM, "
385 "and temp limits enabled.\n");
386 }
387
1da177e4 388 if (data->config3 & CFG3_GPIO16_ENABLE) {
368609c5 389 dev_dbg(&client->dev, "GPIO16 enabled. THERM "
1da177e4
LT		 390 "pin disabled.\n");
391 } else {
392 dev_dbg(&client->dev, "THERM pin enabled. "
393 "GPIO16 disabled.\n");
394 }
395 if (data->config3 & CFG3_VREF_250) {
396 dev_dbg(&client->dev, "Vref is 2.50 Volts.\n");
397 } else {
398 dev_dbg(&client->dev, "Vref is 1.82 Volts.\n");
399 }
400 /* Read and pick apart the existing GPIO configuration */
401 value = 0;
402 for (i = 0;i <= 15;++i) {
403 if ((i & 0x03) == 0) {
404 value = adm1026_read_value(client,
405 ADM1026_REG_GPIO_CFG_0_3 + i/4);
406 }
407 data->gpio_config[i] = value & 0x03;
408 value >>= 2;
409 }
410 data->gpio_config[16] = (data->config3 >> 6) & 0x03;
411
412 /* ... and then print it */
413 adm1026_print_gpio(client);
414
415 /* If the user asks us to reprogram the GPIO config, then
416 * do it now.
417 */
418 if (gpio_input[0] != -1 || gpio_output[0] != -1
419 || gpio_inverted[0] != -1 || gpio_normal[0] != -1
420 || gpio_fan[0] != -1) {
421 adm1026_fixup_gpio(client);
422 }
423
424 /* WE INTENTIONALLY make no changes to the limits,
425 * offsets, pwms, fans and zones. If they were
426 * configured, we don't want to mess with them.
427 * If they weren't, the default is 100% PWM, no
428 * control and will suffice until 'sensors -s'
cb01a231 429 * can be run by the user. We DO set the default
1da177e4
LT		 430 * value for pwm1.auto_pwm_min to its maximum
431 * so that enabling automatic pwm fan control
cb01a231 432 * without first setting a value for pwm1.auto_pwm_min
1da177e4
LT		 433 * will not result in potentially dangerous fan speed decrease.
434 */
435 data->pwm1.auto_pwm_min=255;
436 /* Start monitoring */
437 value = adm1026_read_value(client, ADM1026_REG_CONFIG1);
438 /* Set MONITOR, clear interrupt acknowledge and s/w reset */
439 value = (value | CFG1_MONITOR) & (~CFG1_INT_CLEAR & ~CFG1_RESET);
440 dev_dbg(&client->dev, "Setting CONFIG to: 0x%02x\n", value);
441 data->config1 = value;
442 adm1026_write_value(client, ADM1026_REG_CONFIG1, value);
443
444 /* initialize fan_div[] to hardware defaults */
445 value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3) |
446 (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7) << 8);
447 for (i = 0;i <= 7;++i) {
448 data->fan_div[i] = DIV_FROM_REG(value & 0x03);
449 value >>= 2;
450 }
451}
452
c49efcef 453static void adm1026_print_gpio(struct i2c_client *client)
1da177e4
LT		 454{
455 struct adm1026_data *data = i2c_get_clientdata(client);
cb01a231 456 int i;
1da177e4 457
885fe4b1 458 dev_dbg(&client->dev, "GPIO config is:\n");
1da177e4
LT		 459 for (i = 0;i <= 7;++i) {
460 if (data->config2 & (1 << i)) {
461 dev_dbg(&client->dev, "\t%sGP%s%d\n",
462 data->gpio_config[i] & 0x02 ? "" : "!",
463 data->gpio_config[i] & 0x01 ? "OUT" : "IN",
464 i);
465 } else {
466 dev_dbg(&client->dev, "\tFAN%d\n", i);
467 }
468 }
469 for (i = 8;i <= 15;++i) {
470 dev_dbg(&client->dev, "\t%sGP%s%d\n",
471 data->gpio_config[i] & 0x02 ? "" : "!",
472 data->gpio_config[i] & 0x01 ? "OUT" : "IN",
473 i);
474 }
475 if (data->config3 & CFG3_GPIO16_ENABLE) {
476 dev_dbg(&client->dev, "\t%sGP%s16\n",
477 data->gpio_config[16] & 0x02 ? "" : "!",
478 data->gpio_config[16] & 0x01 ? "OUT" : "IN");
479 } else {
cb01a231 480 /* GPIO16 is THERM */
1da177e4
LT		 481 dev_dbg(&client->dev, "\tTHERM\n");
482 }
483}
484
c49efcef 485static void adm1026_fixup_gpio(struct i2c_client *client)
1da177e4
LT		 486{
487 struct adm1026_data *data = i2c_get_clientdata(client);
cb01a231
JD		 488 int i;
489 int value;
1da177e4
LT		 490
491 /* Make the changes requested. */
492 /* We may need to unlock/stop monitoring or soft-reset the
493 * chip before we can make changes. This hasn't been
494 * tested much. FIXME
495 */
496
497 /* Make outputs */
498 for (i = 0;i <= 16;++i) {
499 if (gpio_output[i] >= 0 && gpio_output[i] <= 16) {
500 data->gpio_config[gpio_output[i]] |= 0x01;
501 }
502 /* if GPIO0-7 is output, it isn't a FAN tach */
503 if (gpio_output[i] >= 0 && gpio_output[i] <= 7) {
504 data->config2 |= 1 << gpio_output[i];
505 }
506 }
507
508 /* Input overrides output */
509 for (i = 0;i <= 16;++i) {
510 if (gpio_input[i] >= 0 && gpio_input[i] <= 16) {
511 data->gpio_config[gpio_input[i]] &= ~ 0x01;
512 }
513 /* if GPIO0-7 is input, it isn't a FAN tach */
514 if (gpio_input[i] >= 0 && gpio_input[i] <= 7) {
515 data->config2 |= 1 << gpio_input[i];
516 }
517 }
518
cb01a231 519 /* Inverted */
1da177e4
LT		 520 for (i = 0;i <= 16;++i) {
521 if (gpio_inverted[i] >= 0 && gpio_inverted[i] <= 16) {
522 data->gpio_config[gpio_inverted[i]] &= ~ 0x02;
523 }
524 }
525
cb01a231 526 /* Normal overrides inverted */
1da177e4
LT		 527 for (i = 0;i <= 16;++i) {
528 if (gpio_normal[i] >= 0 && gpio_normal[i] <= 16) {
529 data->gpio_config[gpio_normal[i]] |= 0x02;
530 }
531 }
532
533 /* Fan overrides input and output */
534 for (i = 0;i <= 7;++i) {
535 if (gpio_fan[i] >= 0 && gpio_fan[i] <= 7) {
536 data->config2 &= ~(1 << gpio_fan[i]);
537 }
538 }
539
540 /* Write new configs to registers */
541 adm1026_write_value(client, ADM1026_REG_CONFIG2, data->config2);
542 data->config3 = (data->config3 & 0x3f)
543 | ((data->gpio_config[16] & 0x03) << 6);
544 adm1026_write_value(client, ADM1026_REG_CONFIG3, data->config3);
545 for (i = 15, value = 0;i >= 0;--i) {
546 value <<= 2;
547 value |= data->gpio_config[i] & 0x03;
548 if ((i & 0x03) == 0) {
549 adm1026_write_value(client,
550 ADM1026_REG_GPIO_CFG_0_3 + i/4,
551 value);
552 value = 0;
553 }
554 }
555
556 /* Print the new config */
557 adm1026_print_gpio(client);
558}
559
560
561static struct adm1026_data *adm1026_update_device(struct device *dev)
562{
563 struct i2c_client *client = to_i2c_client(dev);
564 struct adm1026_data *data = i2c_get_clientdata(client);
565 int i;
566 long value, alarms, gpio;
567
9a61bf63 568 mutex_lock(&data->update_lock);
1da177e4
LT		 569 if (!data->valid
570 || time_after(jiffies, data->last_reading + ADM1026_DATA_INTERVAL)) {
571 /* Things that change quickly */
cb01a231 572 dev_dbg(&client->dev, "Reading sensor values\n");
1da177e4
LT		 573 for (i = 0;i <= 16;++i) {
574 data->in[i] =
575 adm1026_read_value(client, ADM1026_REG_IN[i]);
576 }
577
578 for (i = 0;i <= 7;++i) {
579 data->fan[i] =
580 adm1026_read_value(client, ADM1026_REG_FAN(i));
581 }
582
583 for (i = 0;i <= 2;++i) {
584 /* NOTE: temp[] is s8 and we assume 2's complement
cb01a231 585 * "conversion" in the assignment */
1da177e4
LT		 586 data->temp[i] =
587 adm1026_read_value(client, ADM1026_REG_TEMP[i]);
588 }
589
cb01a231 590 data->pwm1.pwm = adm1026_read_value(client,
1da177e4 591 ADM1026_REG_PWM);
cb01a231 592 data->analog_out = adm1026_read_value(client,
1da177e4
LT		 593 ADM1026_REG_DAC);
594 /* GPIO16 is MSbit of alarms, move it to gpio */
595 alarms = adm1026_read_value(client, ADM1026_REG_STATUS4);
cb01a231 596 gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */
1da177e4
LT		 597 alarms &= 0x7f;
598 alarms <<= 8;
599 alarms |= adm1026_read_value(client, ADM1026_REG_STATUS3);
600 alarms <<= 8;
601 alarms |= adm1026_read_value(client, ADM1026_REG_STATUS2);
602 alarms <<= 8;
603 alarms |= adm1026_read_value(client, ADM1026_REG_STATUS1);
604 data->alarms = alarms;
605
606 /* Read the GPIO values */
cb01a231 607 gpio |= adm1026_read_value(client,
1da177e4
LT		 608 ADM1026_REG_GPIO_STATUS_8_15);
609 gpio <<= 8;
cb01a231 610 gpio |= adm1026_read_value(client,
1da177e4
LT		 611 ADM1026_REG_GPIO_STATUS_0_7);
612 data->gpio = gpio;
613
614 data->last_reading = jiffies;
cb01a231 615 }; /* last_reading */
1da177e4
LT		 616
617 if (!data->valid ||
618 time_after(jiffies, data->last_config + ADM1026_CONFIG_INTERVAL)) {
619 /* Things that don't change often */
620 dev_dbg(&client->dev, "Reading config values\n");
621 for (i = 0;i <= 16;++i) {
cb01a231 622 data->in_min[i] = adm1026_read_value(client,
1da177e4 623 ADM1026_REG_IN_MIN[i]);
cb01a231 624 data->in_max[i] = adm1026_read_value(client,
1da177e4
LT		 625 ADM1026_REG_IN_MAX[i]);
626 }
627
628 value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3)
629 | (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7)
630 << 8);
631 for (i = 0;i <= 7;++i) {
cb01a231 632 data->fan_min[i] = adm1026_read_value(client,
1da177e4
LT		 633 ADM1026_REG_FAN_MIN(i));
634 data->fan_div[i] = DIV_FROM_REG(value & 0x03);
635 value >>= 2;
636 }
637
638 for (i = 0; i <= 2; ++i) {
cb01a231 639 /* NOTE: temp_xxx[] are s8 and we assume 2's
1da177e4
LT		 640 * complement "conversion" in the assignment
641 */
cb01a231 642 data->temp_min[i] = adm1026_read_value(client,
1da177e4 643 ADM1026_REG_TEMP_MIN[i]);
cb01a231 644 data->temp_max[i] = adm1026_read_value(client,
1da177e4 645 ADM1026_REG_TEMP_MAX[i]);
cb01a231 646 data->temp_tmin[i] = adm1026_read_value(client,
1da177e4 647 ADM1026_REG_TEMP_TMIN[i]);
cb01a231 648 data->temp_crit[i] = adm1026_read_value(client,
1da177e4 649 ADM1026_REG_TEMP_THERM[i]);
cb01a231 650 data->temp_offset[i] = adm1026_read_value(client,
1da177e4
LT		 651 ADM1026_REG_TEMP_OFFSET[i]);
652 }
653
654 /* Read the STATUS/alarm masks */
cb01a231
JD		 655 alarms = adm1026_read_value(client, ADM1026_REG_MASK4);
656 gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */
657 alarms = (alarms & 0x7f) << 8;
1da177e4
LT		 658 alarms |= adm1026_read_value(client, ADM1026_REG_MASK3);
659 alarms <<= 8;
660 alarms |= adm1026_read_value(client, ADM1026_REG_MASK2);
661 alarms <<= 8;
662 alarms |= adm1026_read_value(client, ADM1026_REG_MASK1);
663 data->alarm_mask = alarms;
664
665 /* Read the GPIO values */
cb01a231 666 gpio |= adm1026_read_value(client,
1da177e4
LT		 667 ADM1026_REG_GPIO_MASK_8_15);
668 gpio <<= 8;
669 gpio |= adm1026_read_value(client, ADM1026_REG_GPIO_MASK_0_7);
670 data->gpio_mask = gpio;
671
672 /* Read various values from CONFIG1 */
cb01a231 673 data->config1 = adm1026_read_value(client,
1da177e4
LT		 674 ADM1026_REG_CONFIG1);
675 if (data->config1 & CFG1_PWM_AFC) {
676 data->pwm1.enable = 2;
cb01a231 677 data->pwm1.auto_pwm_min =
1da177e4
LT		 678 PWM_MIN_FROM_REG(data->pwm1.pwm);
679 }
680 /* Read the GPIO config */
cb01a231 681 data->config2 = adm1026_read_value(client,
1da177e4 682 ADM1026_REG_CONFIG2);
cb01a231 683 data->config3 = adm1026_read_value(client,
1da177e4
LT		 684 ADM1026_REG_CONFIG3);
685 data->gpio_config[16] = (data->config3 >> 6) & 0x03;
686
687 value = 0;
688 for (i = 0;i <= 15;++i) {
689 if ((i & 0x03) == 0) {
690 value = adm1026_read_value(client,
691 ADM1026_REG_GPIO_CFG_0_3 + i/4);
692 }
693 data->gpio_config[i] = value & 0x03;
694 value >>= 2;
695 }
696
697 data->last_config = jiffies;
cb01a231 698 }; /* last_config */
1da177e4
LT		 699
700 dev_dbg(&client->dev, "Setting VID from GPIO11-15.\n");
701 data->vid = (data->gpio >> 11) & 0x1f;
702 data->valid = 1;
9a61bf63 703 mutex_unlock(&data->update_lock);
1da177e4
LT		 704 return data;
705}
706
050480f1
YI		 707static ssize_t show_in(struct device *dev, struct device_attribute *attr,
708 char *buf)
1da177e4 709{
050480f1
YI		 710 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
711 int nr = sensor_attr->index;
1da177e4 712 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 713 return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in[nr]));
1da177e4 714}
050480f1
YI		 715static ssize_t show_in_min(struct device *dev, struct device_attribute *attr,
716 char *buf)
1da177e4 717{
050480f1
YI		 718 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
719 int nr = sensor_attr->index;
cb01a231
JD		 720 struct adm1026_data *data = adm1026_update_device(dev);
721 return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_min[nr]));
1da177e4 722}
050480f1
YI		 723static ssize_t set_in_min(struct device *dev, struct device_attribute *attr,
724 const char *buf, size_t count)
1da177e4 725{
050480f1
YI		 726 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
727 int nr = sensor_attr->index;
1da177e4
LT		 728 struct i2c_client *client = to_i2c_client(dev);
729 struct adm1026_data *data = i2c_get_clientdata(client);
730 int val = simple_strtol(buf, NULL, 10);
731
9a61bf63 732 mutex_lock(&data->update_lock);
1da177e4
LT		 733 data->in_min[nr] = INS_TO_REG(nr, val);
734 adm1026_write_value(client, ADM1026_REG_IN_MIN[nr], data->in_min[nr]);
9a61bf63 735 mutex_unlock(&data->update_lock);
cb01a231 736 return count;
1da177e4 737}
050480f1
YI		 738static ssize_t show_in_max(struct device *dev, struct device_attribute *attr,
739 char *buf)
1da177e4 740{
050480f1
YI		 741 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
742 int nr = sensor_attr->index;
1da177e4 743 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 744 return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_max[nr]));
1da177e4 745}
050480f1
YI		 746static ssize_t set_in_max(struct device *dev, struct device_attribute *attr,
747 const char *buf, size_t count)
1da177e4 748{
050480f1
YI		 749 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
750 int nr = sensor_attr->index;
1da177e4
LT		 751 struct i2c_client *client = to_i2c_client(dev);
752 struct adm1026_data *data = i2c_get_clientdata(client);
753 int val = simple_strtol(buf, NULL, 10);
754
9a61bf63 755 mutex_lock(&data->update_lock);
1da177e4
LT		 756 data->in_max[nr] = INS_TO_REG(nr, val);
757 adm1026_write_value(client, ADM1026_REG_IN_MAX[nr], data->in_max[nr]);
9a61bf63 758 mutex_unlock(&data->update_lock);
1da177e4
LT		 759 return count;
760}
761
050480f1
YI		 762#define in_reg(offset) \
763static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, show_in, \
764 NULL, offset); \
765static SENSOR_DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR, \
766 show_in_min, set_in_min, offset); \
767static SENSOR_DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR, \
768 show_in_max, set_in_max, offset);
1da177e4
LT		 769
770
771in_reg(0);
772in_reg(1);
773in_reg(2);
774in_reg(3);
775in_reg(4);
776in_reg(5);
777in_reg(6);
778in_reg(7);
779in_reg(8);
780in_reg(9);
781in_reg(10);
782in_reg(11);
783in_reg(12);
784in_reg(13);
785in_reg(14);
786in_reg(15);
787
74880c06 788static ssize_t show_in16(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 789{
790 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 791 return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in[16]) -
1da177e4
LT		 792 NEG12_OFFSET);
793}
74880c06 794static ssize_t show_in16_min(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4 795{
cb01a231
JD		 796 struct adm1026_data *data = adm1026_update_device(dev);
797 return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_min[16])
1da177e4
LT		 798 - NEG12_OFFSET);
799}
74880c06 800static ssize_t set_in16_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
1da177e4
LT		 801{
802 struct i2c_client *client = to_i2c_client(dev);
803 struct adm1026_data *data = i2c_get_clientdata(client);
804 int val = simple_strtol(buf, NULL, 10);
805
9a61bf63 806 mutex_lock(&data->update_lock);
1da177e4
LT		 807 data->in_min[16] = INS_TO_REG(16, val + NEG12_OFFSET);
808 adm1026_write_value(client, ADM1026_REG_IN_MIN[16], data->in_min[16]);
9a61bf63 809 mutex_unlock(&data->update_lock);
cb01a231 810 return count;
1da177e4 811}
74880c06 812static ssize_t show_in16_max(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 813{
814 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 815 return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_max[16])
1da177e4
LT		 816 - NEG12_OFFSET);
817}
74880c06 818static ssize_t set_in16_max(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
1da177e4
LT		 819{
820 struct i2c_client *client = to_i2c_client(dev);
821 struct adm1026_data *data = i2c_get_clientdata(client);
822 int val = simple_strtol(buf, NULL, 10);
823
9a61bf63 824 mutex_lock(&data->update_lock);
1da177e4
LT		 825 data->in_max[16] = INS_TO_REG(16, val+NEG12_OFFSET);
826 adm1026_write_value(client, ADM1026_REG_IN_MAX[16], data->in_max[16]);
9a61bf63 827 mutex_unlock(&data->update_lock);
1da177e4
LT		 828 return count;
829}
830
050480f1
YI		 831static SENSOR_DEVICE_ATTR(in16_input, S_IRUGO, show_in16, NULL, 16);
832static SENSOR_DEVICE_ATTR(in16_min, S_IRUGO | S_IWUSR, show_in16_min, set_in16_min, 16);
833static SENSOR_DEVICE_ATTR(in16_max, S_IRUGO | S_IWUSR, show_in16_max, set_in16_max, 16);
1da177e4
LT		 834
835
836
837
838/* Now add fan read/write functions */
839
050480f1
YI		 840static ssize_t show_fan(struct device *dev, struct device_attribute *attr,
841 char *buf)
1da177e4 842{
050480f1
YI		 843 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
844 int nr = sensor_attr->index;
1da177e4 845 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 846 return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr],
1da177e4
LT		 847 data->fan_div[nr]));
848}
050480f1
YI		 849static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr,
850 char *buf)
1da177e4 851{
050480f1
YI		 852 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
853 int nr = sensor_attr->index;
1da177e4 854 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 855 return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr],
1da177e4
LT		 856 data->fan_div[nr]));
857}
050480f1
YI		 858static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr,
859 const char *buf, size_t count)
1da177e4 860{
050480f1
YI		 861 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
862 int nr = sensor_attr->index;
1da177e4
LT		 863 struct i2c_client *client = to_i2c_client(dev);
864 struct adm1026_data *data = i2c_get_clientdata(client);
865 int val = simple_strtol(buf, NULL, 10);
866
9a61bf63 867 mutex_lock(&data->update_lock);
1da177e4
LT		 868 data->fan_min[nr] = FAN_TO_REG(val, data->fan_div[nr]);
869 adm1026_write_value(client, ADM1026_REG_FAN_MIN(nr),
870 data->fan_min[nr]);
9a61bf63 871 mutex_unlock(&data->update_lock);
1da177e4
LT		 872 return count;
873}
874
cb01a231
JD		 875#define fan_offset(offset) \
876static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, show_fan, NULL, \
877 offset - 1); \
878static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \
050480f1 879 show_fan_min, set_fan_min, offset - 1);
1da177e4
LT		 880
881fan_offset(1);
882fan_offset(2);
883fan_offset(3);
884fan_offset(4);
885fan_offset(5);
886fan_offset(6);
887fan_offset(7);
888fan_offset(8);
889
890/* Adjust fan_min to account for new fan divisor */
891static void fixup_fan_min(struct device *dev, int fan, int old_div)
892{
893 struct i2c_client *client = to_i2c_client(dev);
894 struct adm1026_data *data = i2c_get_clientdata(client);
cb01a231
JD		 895 int new_min;
896 int new_div = data->fan_div[fan];
1da177e4
LT		 897
898 /* 0 and 0xff are special. Don't adjust them */
899 if (data->fan_min[fan] == 0 || data->fan_min[fan] == 0xff) {
900 return;
901 }
902
903 new_min = data->fan_min[fan] * old_div / new_div;
904 new_min = SENSORS_LIMIT(new_min, 1, 254);
905 data->fan_min[fan] = new_min;
906 adm1026_write_value(client, ADM1026_REG_FAN_MIN(fan), new_min);
907}
908
909/* Now add fan_div read/write functions */
050480f1
YI		 910static ssize_t show_fan_div(struct device *dev, struct device_attribute *attr,
911 char *buf)
1da177e4 912{
050480f1
YI		 913 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
914 int nr = sensor_attr->index;
1da177e4 915 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 916 return sprintf(buf, "%d\n", data->fan_div[nr]);
1da177e4 917}
050480f1
YI		 918static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr,
919 const char *buf, size_t count)
1da177e4 920{
050480f1
YI		 921 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
922 int nr = sensor_attr->index;
1da177e4
LT		 923 struct i2c_client *client = to_i2c_client(dev);
924 struct adm1026_data *data = i2c_get_clientdata(client);
cb01a231 925 int val, orig_div, new_div, shift;
1da177e4
LT		 926
927 val = simple_strtol(buf, NULL, 10);
cb01a231 928 new_div = DIV_TO_REG(val);
1da177e4
LT		 929 if (new_div == 0) {
930 return -EINVAL;
931 }
9a61bf63 932 mutex_lock(&data->update_lock);
1da177e4
LT		 933 orig_div = data->fan_div[nr];
934 data->fan_div[nr] = DIV_FROM_REG(new_div);
935
936 if (nr < 4) { /* 0 <= nr < 4 */
937 shift = 2 * nr;
938 adm1026_write_value(client, ADM1026_REG_FAN_DIV_0_3,
939 ((DIV_TO_REG(orig_div) & (~(0x03 << shift))) |
940 (new_div << shift)));
941 } else { /* 3 < nr < 8 */
942 shift = 2 * (nr - 4);
943 adm1026_write_value(client, ADM1026_REG_FAN_DIV_4_7,
944 ((DIV_TO_REG(orig_div) & (~(0x03 << (2 * shift)))) |
945 (new_div << shift)));
946 }
947
948 if (data->fan_div[nr] != orig_div) {
cb01a231 949 fixup_fan_min(dev, nr, orig_div);
1da177e4 950 }
9a61bf63 951 mutex_unlock(&data->update_lock);
1da177e4
LT		 952 return count;
953}
954
cb01a231
JD		 955#define fan_offset_div(offset) \
956static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \
050480f1 957 show_fan_div, set_fan_div, offset - 1);
1da177e4
LT		 958
959fan_offset_div(1);
960fan_offset_div(2);
961fan_offset_div(3);
962fan_offset_div(4);
963fan_offset_div(5);
964fan_offset_div(6);
965fan_offset_div(7);
966fan_offset_div(8);
967
968/* Temps */
050480f1
YI		 969static ssize_t show_temp(struct device *dev, struct device_attribute *attr,
970 char *buf)
1da177e4 971{
050480f1
YI		 972 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
973 int nr = sensor_attr->index;
1da177e4 974 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 975 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[nr]));
1da177e4 976}
050480f1
YI		 977static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr,
978 char *buf)
1da177e4 979{
050480f1
YI		 980 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
981 int nr = sensor_attr->index;
1da177e4 982 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 983 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[nr]));
1da177e4 984}
050480f1
YI		 985static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr,
986 const char *buf, size_t count)
1da177e4 987{
050480f1
YI		 988 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
989 int nr = sensor_attr->index;
1da177e4
LT		 990 struct i2c_client *client = to_i2c_client(dev);
991 struct adm1026_data *data = i2c_get_clientdata(client);
992 int val = simple_strtol(buf, NULL, 10);
993
9a61bf63 994 mutex_lock(&data->update_lock);
1da177e4
LT		 995 data->temp_min[nr] = TEMP_TO_REG(val);
996 adm1026_write_value(client, ADM1026_REG_TEMP_MIN[nr],
997 data->temp_min[nr]);
9a61bf63 998 mutex_unlock(&data->update_lock);
1da177e4
LT		 999 return count;
1000}
050480f1
YI		 1001static ssize_t show_temp_max(struct device *dev, struct device_attribute *attr,
1002 char *buf)
1da177e4 1003{
050480f1
YI		 1004 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1005 int nr = sensor_attr->index;
1da177e4 1006 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1007 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[nr]));
1da177e4 1008}
050480f1
YI		 1009static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr,
1010 const char *buf, size_t count)
1da177e4 1011{
050480f1
YI		 1012 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1013 int nr = sensor_attr->index;
1da177e4
LT		 1014 struct i2c_client *client = to_i2c_client(dev);
1015 struct adm1026_data *data = i2c_get_clientdata(client);
1016 int val = simple_strtol(buf, NULL, 10);
1017
9a61bf63 1018 mutex_lock(&data->update_lock);
1da177e4
LT		 1019 data->temp_max[nr] = TEMP_TO_REG(val);
1020 adm1026_write_value(client, ADM1026_REG_TEMP_MAX[nr],
1021 data->temp_max[nr]);
9a61bf63 1022 mutex_unlock(&data->update_lock);
1da177e4
LT		 1023 return count;
1024}
050480f1
YI		 1025
1026#define temp_reg(offset) \
cb01a231 1027static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_temp, \
050480f1
YI		 1028 NULL, offset - 1); \
1029static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IRUGO | S_IWUSR, \
1030 show_temp_min, set_temp_min, offset - 1); \
1031static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR, \
1032 show_temp_max, set_temp_max, offset - 1);
1da177e4
LT		 1033
1034
1035temp_reg(1);
1036temp_reg(2);
1037temp_reg(3);
1038
050480f1
YI		 1039static ssize_t show_temp_offset(struct device *dev,
1040 struct device_attribute *attr, char *buf)
1da177e4 1041{
050480f1
YI		 1042 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1043 int nr = sensor_attr->index;
1da177e4 1044 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1045 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_offset[nr]));
1da177e4 1046}
050480f1
YI		 1047static ssize_t set_temp_offset(struct device *dev,
1048 struct device_attribute *attr, const char *buf,
1049 size_t count)
1da177e4 1050{
050480f1
YI		 1051 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1052 int nr = sensor_attr->index;
1da177e4
LT		 1053 struct i2c_client *client = to_i2c_client(dev);
1054 struct adm1026_data *data = i2c_get_clientdata(client);
1055 int val = simple_strtol(buf, NULL, 10);
1056
9a61bf63 1057 mutex_lock(&data->update_lock);
1da177e4
LT		 1058 data->temp_offset[nr] = TEMP_TO_REG(val);
1059 adm1026_write_value(client, ADM1026_REG_TEMP_OFFSET[nr],
1060 data->temp_offset[nr]);
9a61bf63 1061 mutex_unlock(&data->update_lock);
1da177e4
LT		 1062 return count;
1063}
1064
050480f1
YI		 1065#define temp_offset_reg(offset) \
1066static SENSOR_DEVICE_ATTR(temp##offset##_offset, S_IRUGO | S_IWUSR, \
1067 show_temp_offset, set_temp_offset, offset - 1);
1da177e4
LT		 1068
1069temp_offset_reg(1);
1070temp_offset_reg(2);
1071temp_offset_reg(3);
1072
050480f1
YI		 1073static ssize_t show_temp_auto_point1_temp_hyst(struct device *dev,
1074 struct device_attribute *attr, char *buf)
1da177e4 1075{
050480f1
YI		 1076 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1077 int nr = sensor_attr->index;
1da177e4 1078 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1079 return sprintf(buf, "%d\n", TEMP_FROM_REG(
1da177e4
LT		 1080 ADM1026_FAN_ACTIVATION_TEMP_HYST + data->temp_tmin[nr]));
1081}
050480f1
YI		 1082static ssize_t show_temp_auto_point2_temp(struct device *dev,
1083 struct device_attribute *attr, char *buf)
1da177e4 1084{
050480f1
YI		 1085 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1086 int nr = sensor_attr->index;
1da177e4 1087 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1088 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr] +
1da177e4
LT		 1089 ADM1026_FAN_CONTROL_TEMP_RANGE));
1090}
050480f1
YI		 1091static ssize_t show_temp_auto_point1_temp(struct device *dev,
1092 struct device_attribute *attr, char *buf)
1da177e4 1093{
050480f1
YI		 1094 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1095 int nr = sensor_attr->index;
1da177e4 1096 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1097 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr]));
1da177e4 1098}
050480f1
YI		 1099static ssize_t set_temp_auto_point1_temp(struct device *dev,
1100 struct device_attribute *attr, const char *buf, size_t count)
1da177e4 1101{
050480f1
YI		 1102 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1103 int nr = sensor_attr->index;
1da177e4
LT		 1104 struct i2c_client *client = to_i2c_client(dev);
1105 struct adm1026_data *data = i2c_get_clientdata(client);
1106 int val = simple_strtol(buf, NULL, 10);
1107
9a61bf63 1108 mutex_lock(&data->update_lock);
1da177e4
LT		 1109 data->temp_tmin[nr] = TEMP_TO_REG(val);
1110 adm1026_write_value(client, ADM1026_REG_TEMP_TMIN[nr],
1111 data->temp_tmin[nr]);
9a61bf63 1112 mutex_unlock(&data->update_lock);
1da177e4
LT		 1113 return count;
1114}
1115
cb01a231
JD		 1116#define temp_auto_point(offset) \
1117static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp, \
1118 S_IRUGO | S_IWUSR, show_temp_auto_point1_temp, \
1119 set_temp_auto_point1_temp, offset - 1); \
1120static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp_hyst, S_IRUGO,\
1121 show_temp_auto_point1_temp_hyst, NULL, offset - 1); \
1122static SENSOR_DEVICE_ATTR(temp##offset##_auto_point2_temp, S_IRUGO, \
050480f1 1123 show_temp_auto_point2_temp, NULL, offset - 1);
1da177e4
LT		 1124
1125temp_auto_point(1);
1126temp_auto_point(2);
1127temp_auto_point(3);
1128
050480f1
YI		 1129static ssize_t show_temp_crit_enable(struct device *dev,
1130 struct device_attribute *attr, char *buf)
1da177e4
LT		 1131{
1132 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1133 return sprintf(buf, "%d\n", (data->config1 & CFG1_THERM_HOT) >> 4);
1da177e4 1134}
050480f1
YI		 1135static ssize_t set_temp_crit_enable(struct device *dev,
1136 struct device_attribute *attr, const char *buf, size_t count)
1da177e4
LT		 1137{
1138 struct i2c_client *client = to_i2c_client(dev);
1139 struct adm1026_data *data = i2c_get_clientdata(client);
1140 int val = simple_strtol(buf, NULL, 10);
1141
1142 if ((val == 1) || (val==0)) {
9a61bf63 1143 mutex_lock(&data->update_lock);
1da177e4 1144 data->config1 = (data->config1 & ~CFG1_THERM_HOT) | (val << 4);
cb01a231 1145 adm1026_write_value(client, ADM1026_REG_CONFIG1,
1da177e4 1146 data->config1);
9a61bf63 1147 mutex_unlock(&data->update_lock);
1da177e4
LT		 1148 }
1149 return count;
1150}
1151
050480f1
YI		 1152#define temp_crit_enable(offset) \
1153static DEVICE_ATTR(temp##offset##_crit_enable, S_IRUGO | S_IWUSR, \
1da177e4
LT		 1154 show_temp_crit_enable, set_temp_crit_enable);
1155
050480f1
YI		 1156temp_crit_enable(1);
1157temp_crit_enable(2);
1158temp_crit_enable(3);
1da177e4 1159
050480f1
YI		 1160static ssize_t show_temp_crit(struct device *dev,
1161 struct device_attribute *attr, char *buf)
1da177e4 1162{
050480f1
YI		 1163 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1164 int nr = sensor_attr->index;
1da177e4 1165 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1166 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_crit[nr]));
1da177e4 1167}
050480f1
YI		 1168static ssize_t set_temp_crit(struct device *dev, struct device_attribute *attr,
1169 const char *buf, size_t count)
1da177e4 1170{
050480f1
YI		 1171 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1172 int nr = sensor_attr->index;
1da177e4
LT		 1173 struct i2c_client *client = to_i2c_client(dev);
1174 struct adm1026_data *data = i2c_get_clientdata(client);
1175 int val = simple_strtol(buf, NULL, 10);
1176
9a61bf63 1177 mutex_lock(&data->update_lock);
1da177e4
LT		 1178 data->temp_crit[nr] = TEMP_TO_REG(val);
1179 adm1026_write_value(client, ADM1026_REG_TEMP_THERM[nr],
1180 data->temp_crit[nr]);
9a61bf63 1181 mutex_unlock(&data->update_lock);
1da177e4
LT		 1182 return count;
1183}
1184
050480f1
YI		 1185#define temp_crit_reg(offset) \
1186static SENSOR_DEVICE_ATTR(temp##offset##_crit, S_IRUGO | S_IWUSR, \
1187 show_temp_crit, set_temp_crit, offset - 1);
1da177e4
LT		 1188
1189temp_crit_reg(1);
1190temp_crit_reg(2);
1191temp_crit_reg(3);
1192
74880c06 1193static ssize_t show_analog_out_reg(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1194{
1195 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1196 return sprintf(buf, "%d\n", DAC_FROM_REG(data->analog_out));
1da177e4 1197}
74880c06 1198static ssize_t set_analog_out_reg(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1199 size_t count)
1200{
1201 struct i2c_client *client = to_i2c_client(dev);
1202 struct adm1026_data *data = i2c_get_clientdata(client);
1203 int val = simple_strtol(buf, NULL, 10);
1204
9a61bf63 1205 mutex_lock(&data->update_lock);
1da177e4
LT		 1206 data->analog_out = DAC_TO_REG(val);
1207 adm1026_write_value(client, ADM1026_REG_DAC, data->analog_out);
9a61bf63 1208 mutex_unlock(&data->update_lock);
1da177e4
LT		 1209 return count;
1210}
1211
cb01a231 1212static DEVICE_ATTR(analog_out, S_IRUGO | S_IWUSR, show_analog_out_reg,
1da177e4
LT		 1213 set_analog_out_reg);
1214
74880c06 1215static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1216{
1217 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1218 return sprintf(buf, "%d\n", vid_from_reg(data->vid & 0x3f, data->vrm));
1da177e4 1219}
937df8df 1220static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL);
1da177e4 1221
74880c06 1222static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4 1223{
90d6619a 1224 struct adm1026_data *data = dev_get_drvdata(dev);
cb01a231 1225 return sprintf(buf, "%d\n", data->vrm);
1da177e4 1226}
74880c06 1227static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1228 size_t count)
1229{
f67fdabf 1230 struct adm1026_data *data = dev_get_drvdata(dev);
1da177e4
LT		 1231
1232 data->vrm = simple_strtol(buf, NULL, 10);
1233 return count;
1234}
1235
1236static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg);
1237
74880c06 1238static ssize_t show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1239{
1240 struct adm1026_data *data = adm1026_update_device(dev);
f67fdabf 1241 return sprintf(buf, "%ld\n", data->alarms);
1da177e4
LT		 1242}
1243
1244static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL);
1245
a9273cb8
JD		 1246static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
1247 char *buf)
1248{
1249 struct adm1026_data *data = adm1026_update_device(dev);
1250 int bitnr = to_sensor_dev_attr(attr)->index;
1251 return sprintf(buf, "%ld\n", (data->alarms >> bitnr) & 1);
1252}
1253
1254static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 0);
1255static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 1);
1256static SENSOR_DEVICE_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, 1);
1257static SENSOR_DEVICE_ATTR(in11_alarm, S_IRUGO, show_alarm, NULL, 2);
1258static SENSOR_DEVICE_ATTR(in12_alarm, S_IRUGO, show_alarm, NULL, 3);
1259static SENSOR_DEVICE_ATTR(in13_alarm, S_IRUGO, show_alarm, NULL, 4);
1260static SENSOR_DEVICE_ATTR(in14_alarm, S_IRUGO, show_alarm, NULL, 5);
1261static SENSOR_DEVICE_ATTR(in15_alarm, S_IRUGO, show_alarm, NULL, 6);
1262static SENSOR_DEVICE_ATTR(in16_alarm, S_IRUGO, show_alarm, NULL, 7);
1263static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 8);
1264static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 9);
1265static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 10);
1266static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 11);
1267static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 12);
1268static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 13);
1269static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 14);
1270static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 15);
1271static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 16);
1272static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 17);
1273static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 18);
1274static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 19);
1275static SENSOR_DEVICE_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 20);
1276static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_alarm, NULL, 21);
1277static SENSOR_DEVICE_ATTR(fan7_alarm, S_IRUGO, show_alarm, NULL, 22);
1278static SENSOR_DEVICE_ATTR(fan8_alarm, S_IRUGO, show_alarm, NULL, 23);
1279static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 24);
1280static SENSOR_DEVICE_ATTR(in10_alarm, S_IRUGO, show_alarm, NULL, 25);
1281static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 26);
1282
74880c06 1283static ssize_t show_alarm_mask(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1284{
1285 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1286 return sprintf(buf, "%ld\n", data->alarm_mask);
1da177e4 1287}
74880c06 1288static ssize_t set_alarm_mask(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1289 size_t count)
1290{
1291 struct i2c_client *client = to_i2c_client(dev);
1292 struct adm1026_data *data = i2c_get_clientdata(client);
1293 int val = simple_strtol(buf, NULL, 10);
1294 unsigned long mask;
1295
9a61bf63 1296 mutex_lock(&data->update_lock);
1da177e4
LT		 1297 data->alarm_mask = val & 0x7fffffff;
1298 mask = data->alarm_mask
1299 | (data->gpio_mask & 0x10000 ? 0x80000000 : 0);
1300 adm1026_write_value(client, ADM1026_REG_MASK1,
1301 mask & 0xff);
1302 mask >>= 8;
1303 adm1026_write_value(client, ADM1026_REG_MASK2,
1304 mask & 0xff);
1305 mask >>= 8;
1306 adm1026_write_value(client, ADM1026_REG_MASK3,
1307 mask & 0xff);
1308 mask >>= 8;
1309 adm1026_write_value(client, ADM1026_REG_MASK4,
1310 mask & 0xff);
9a61bf63 1311 mutex_unlock(&data->update_lock);
1da177e4
LT		 1312 return count;
1313}
1314
1315static DEVICE_ATTR(alarm_mask, S_IRUGO | S_IWUSR, show_alarm_mask,
1316 set_alarm_mask);
1317
1318
74880c06 1319static ssize_t show_gpio(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1320{
1321 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1322 return sprintf(buf, "%ld\n", data->gpio);
1da177e4 1323}
74880c06 1324static ssize_t set_gpio(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1325 size_t count)
1326{
1327 struct i2c_client *client = to_i2c_client(dev);
1328 struct adm1026_data *data = i2c_get_clientdata(client);
1329 int val = simple_strtol(buf, NULL, 10);
cb01a231 1330 long gpio;
1da177e4 1331
9a61bf63 1332 mutex_lock(&data->update_lock);
1da177e4
LT		 1333 data->gpio = val & 0x1ffff;
1334 gpio = data->gpio;
cb01a231 1335 adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_0_7, gpio & 0xff);
1da177e4 1336 gpio >>= 8;
cb01a231 1337 adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_8_15, gpio & 0xff);
1da177e4 1338 gpio = ((gpio >> 1) & 0x80) | (data->alarms >> 24 & 0x7f);
cb01a231 1339 adm1026_write_value(client, ADM1026_REG_STATUS4, gpio & 0xff);
9a61bf63 1340 mutex_unlock(&data->update_lock);
1da177e4
LT		 1341 return count;
1342}
1343
1344static DEVICE_ATTR(gpio, S_IRUGO | S_IWUSR, show_gpio, set_gpio);
1345
1346
74880c06 1347static ssize_t show_gpio_mask(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1348{
1349 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1350 return sprintf(buf, "%ld\n", data->gpio_mask);
1da177e4 1351}
74880c06 1352static ssize_t set_gpio_mask(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1353 size_t count)
1354{
1355 struct i2c_client *client = to_i2c_client(dev);
1356 struct adm1026_data *data = i2c_get_clientdata(client);
1357 int val = simple_strtol(buf, NULL, 10);
cb01a231 1358 long mask;
1da177e4 1359
9a61bf63 1360 mutex_lock(&data->update_lock);
1da177e4
LT		 1361 data->gpio_mask = val & 0x1ffff;
1362 mask = data->gpio_mask;
cb01a231 1363 adm1026_write_value(client, ADM1026_REG_GPIO_MASK_0_7, mask & 0xff);
1da177e4 1364 mask >>= 8;
cb01a231 1365 adm1026_write_value(client, ADM1026_REG_GPIO_MASK_8_15, mask & 0xff);
1da177e4 1366 mask = ((mask >> 1) & 0x80) | (data->alarm_mask >> 24 & 0x7f);
cb01a231 1367 adm1026_write_value(client, ADM1026_REG_MASK1, mask & 0xff);
9a61bf63 1368 mutex_unlock(&data->update_lock);
1da177e4
LT		 1369 return count;
1370}
1371
1372static DEVICE_ATTR(gpio_mask, S_IRUGO | S_IWUSR, show_gpio_mask, set_gpio_mask);
1373
74880c06 1374static ssize_t show_pwm_reg(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1375{
1376 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1377 return sprintf(buf, "%d\n", PWM_FROM_REG(data->pwm1.pwm));
1da177e4 1378}
74880c06 1379static ssize_t set_pwm_reg(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1380 size_t count)
1381{
1382 struct i2c_client *client = to_i2c_client(dev);
1383 struct adm1026_data *data = i2c_get_clientdata(client);
1384
1385 if (data->pwm1.enable == 1) {
1386 int val = simple_strtol(buf, NULL, 10);
1387
9a61bf63 1388 mutex_lock(&data->update_lock);
1da177e4
LT		 1389 data->pwm1.pwm = PWM_TO_REG(val);
1390 adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm);
9a61bf63 1391 mutex_unlock(&data->update_lock);
1da177e4
LT		 1392 }
1393 return count;
1394}
74880c06 1395static ssize_t show_auto_pwm_min(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1396{
1397 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1398 return sprintf(buf, "%d\n", data->pwm1.auto_pwm_min);
1da177e4 1399}
74880c06 1400static ssize_t set_auto_pwm_min(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1401 size_t count)
1402{
1403 struct i2c_client *client = to_i2c_client(dev);
1404 struct adm1026_data *data = i2c_get_clientdata(client);
1405 int val = simple_strtol(buf, NULL, 10);
1406
9a61bf63 1407 mutex_lock(&data->update_lock);
cb01a231 1408 data->pwm1.auto_pwm_min = SENSORS_LIMIT(val, 0, 255);
1da177e4
LT		 1409 if (data->pwm1.enable == 2) { /* apply immediately */
1410 data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) |
cb01a231 1411 PWM_MIN_TO_REG(data->pwm1.auto_pwm_min));
1da177e4
LT		 1412 adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm);
1413 }
9a61bf63 1414 mutex_unlock(&data->update_lock);
1da177e4
LT		 1415 return count;
1416}
74880c06 1417static ssize_t show_auto_pwm_max(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4 1418{
cb01a231 1419 return sprintf(buf, "%d\n", ADM1026_PWM_MAX);
1da177e4 1420}
74880c06 1421static ssize_t show_pwm_enable(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1422{
1423 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1424 return sprintf(buf, "%d\n", data->pwm1.enable);
1da177e4 1425}
74880c06 1426static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1427 size_t count)
1428{
1429 struct i2c_client *client = to_i2c_client(dev);
1430 struct adm1026_data *data = i2c_get_clientdata(client);
1431 int val = simple_strtol(buf, NULL, 10);
cb01a231 1432 int old_enable;
1da177e4
LT		 1433
1434 if ((val >= 0) && (val < 3)) {
9a61bf63 1435 mutex_lock(&data->update_lock);
1da177e4
LT		 1436 old_enable = data->pwm1.enable;
1437 data->pwm1.enable = val;
1438 data->config1 = (data->config1 & ~CFG1_PWM_AFC)
1439 | ((val == 2) ? CFG1_PWM_AFC : 0);
1440 adm1026_write_value(client, ADM1026_REG_CONFIG1,
1441 data->config1);
cb01a231 1442 if (val == 2) { /* apply pwm1_auto_pwm_min to pwm1 */
1da177e4 1443 data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) |
cb01a231
JD		 1444 PWM_MIN_TO_REG(data->pwm1.auto_pwm_min));
1445 adm1026_write_value(client, ADM1026_REG_PWM,
1da177e4
LT		 1446 data->pwm1.pwm);
1447 } else if (!((old_enable == 1) && (val == 1))) {
1448 /* set pwm to safe value */
1449 data->pwm1.pwm = 255;
cb01a231 1450 adm1026_write_value(client, ADM1026_REG_PWM,
1da177e4
LT		 1451 data->pwm1.pwm);
1452 }
9a61bf63 1453 mutex_unlock(&data->update_lock);
1da177e4
LT		 1454 }
1455 return count;
1456}
1457
1458/* enable PWM fan control */
cb01a231
JD		 1459static DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1460static DEVICE_ATTR(pwm2, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1461static DEVICE_ATTR(pwm3, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1462static DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
1da177e4 1463 set_pwm_enable);
cb01a231 1464static DEVICE_ATTR(pwm2_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
1da177e4 1465 set_pwm_enable);
cb01a231 1466static DEVICE_ATTR(pwm3_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
1da177e4 1467 set_pwm_enable);
cb01a231 1468static DEVICE_ATTR(temp1_auto_point1_pwm, S_IRUGO | S_IWUSR,
1da177e4 1469 show_auto_pwm_min, set_auto_pwm_min);
cb01a231 1470static DEVICE_ATTR(temp2_auto_point1_pwm, S_IRUGO | S_IWUSR,
1da177e4 1471 show_auto_pwm_min, set_auto_pwm_min);
cb01a231 1472static DEVICE_ATTR(temp3_auto_point1_pwm, S_IRUGO | S_IWUSR,
1da177e4
LT		 1473 show_auto_pwm_min, set_auto_pwm_min);
1474
1475static DEVICE_ATTR(temp1_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1476static DEVICE_ATTR(temp2_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1477static DEVICE_ATTR(temp3_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1478
681c6f7a
MH		 1479static struct attribute *adm1026_attributes[] = {
1480 &sensor_dev_attr_in0_input.dev_attr.attr,
1481 &sensor_dev_attr_in0_max.dev_attr.attr,
1482 &sensor_dev_attr_in0_min.dev_attr.attr,
a9273cb8 1483 &sensor_dev_attr_in0_alarm.dev_attr.attr,
681c6f7a
MH		 1484 &sensor_dev_attr_in1_input.dev_attr.attr,
1485 &sensor_dev_attr_in1_max.dev_attr.attr,
1486 &sensor_dev_attr_in1_min.dev_attr.attr,
a9273cb8 1487 &sensor_dev_attr_in1_alarm.dev_attr.attr,
681c6f7a
MH		 1488 &sensor_dev_attr_in2_input.dev_attr.attr,
1489 &sensor_dev_attr_in2_max.dev_attr.attr,
1490 &sensor_dev_attr_in2_min.dev_attr.attr,
a9273cb8 1491 &sensor_dev_attr_in2_alarm.dev_attr.attr,
681c6f7a
MH		 1492 &sensor_dev_attr_in3_input.dev_attr.attr,
1493 &sensor_dev_attr_in3_max.dev_attr.attr,
1494 &sensor_dev_attr_in3_min.dev_attr.attr,
a9273cb8 1495 &sensor_dev_attr_in3_alarm.dev_attr.attr,
681c6f7a
MH		 1496 &sensor_dev_attr_in4_input.dev_attr.attr,
1497 &sensor_dev_attr_in4_max.dev_attr.attr,
1498 &sensor_dev_attr_in4_min.dev_attr.attr,
a9273cb8 1499 &sensor_dev_attr_in4_alarm.dev_attr.attr,
681c6f7a
MH		 1500 &sensor_dev_attr_in5_input.dev_attr.attr,
1501 &sensor_dev_attr_in5_max.dev_attr.attr,
1502 &sensor_dev_attr_in5_min.dev_attr.attr,
a9273cb8 1503 &sensor_dev_attr_in5_alarm.dev_attr.attr,
681c6f7a
MH		 1504 &sensor_dev_attr_in6_input.dev_attr.attr,
1505 &sensor_dev_attr_in6_max.dev_attr.attr,
1506 &sensor_dev_attr_in6_min.dev_attr.attr,
a9273cb8 1507 &sensor_dev_attr_in6_alarm.dev_attr.attr,
681c6f7a
MH		 1508 &sensor_dev_attr_in7_input.dev_attr.attr,
1509 &sensor_dev_attr_in7_max.dev_attr.attr,
1510 &sensor_dev_attr_in7_min.dev_attr.attr,
a9273cb8 1511 &sensor_dev_attr_in7_alarm.dev_attr.attr,
681c6f7a
MH		 1512 &sensor_dev_attr_in10_input.dev_attr.attr,
1513 &sensor_dev_attr_in10_max.dev_attr.attr,
1514 &sensor_dev_attr_in10_min.dev_attr.attr,
a9273cb8 1515 &sensor_dev_attr_in10_alarm.dev_attr.attr,
681c6f7a
MH		 1516 &sensor_dev_attr_in11_input.dev_attr.attr,
1517 &sensor_dev_attr_in11_max.dev_attr.attr,
1518 &sensor_dev_attr_in11_min.dev_attr.attr,
a9273cb8 1519 &sensor_dev_attr_in11_alarm.dev_attr.attr,
681c6f7a
MH		 1520 &sensor_dev_attr_in12_input.dev_attr.attr,
1521 &sensor_dev_attr_in12_max.dev_attr.attr,
1522 &sensor_dev_attr_in12_min.dev_attr.attr,
a9273cb8 1523 &sensor_dev_attr_in12_alarm.dev_attr.attr,
681c6f7a
MH		 1524 &sensor_dev_attr_in13_input.dev_attr.attr,
1525 &sensor_dev_attr_in13_max.dev_attr.attr,
1526 &sensor_dev_attr_in13_min.dev_attr.attr,
a9273cb8 1527 &sensor_dev_attr_in13_alarm.dev_attr.attr,
681c6f7a
MH		 1528 &sensor_dev_attr_in14_input.dev_attr.attr,
1529 &sensor_dev_attr_in14_max.dev_attr.attr,
1530 &sensor_dev_attr_in14_min.dev_attr.attr,
a9273cb8 1531 &sensor_dev_attr_in14_alarm.dev_attr.attr,
681c6f7a
MH		 1532 &sensor_dev_attr_in15_input.dev_attr.attr,
1533 &sensor_dev_attr_in15_max.dev_attr.attr,
1534 &sensor_dev_attr_in15_min.dev_attr.attr,
a9273cb8 1535 &sensor_dev_attr_in15_alarm.dev_attr.attr,
681c6f7a
MH		 1536 &sensor_dev_attr_in16_input.dev_attr.attr,
1537 &sensor_dev_attr_in16_max.dev_attr.attr,
1538 &sensor_dev_attr_in16_min.dev_attr.attr,
a9273cb8 1539 &sensor_dev_attr_in16_alarm.dev_attr.attr,
681c6f7a
MH		 1540 &sensor_dev_attr_fan1_input.dev_attr.attr,
1541 &sensor_dev_attr_fan1_div.dev_attr.attr,
1542 &sensor_dev_attr_fan1_min.dev_attr.attr,
a9273cb8 1543 &sensor_dev_attr_fan1_alarm.dev_attr.attr,
681c6f7a
MH		 1544 &sensor_dev_attr_fan2_input.dev_attr.attr,
1545 &sensor_dev_attr_fan2_div.dev_attr.attr,
1546 &sensor_dev_attr_fan2_min.dev_attr.attr,
a9273cb8 1547 &sensor_dev_attr_fan2_alarm.dev_attr.attr,
681c6f7a
MH		 1548 &sensor_dev_attr_fan3_input.dev_attr.attr,
1549 &sensor_dev_attr_fan3_div.dev_attr.attr,
1550 &sensor_dev_attr_fan3_min.dev_attr.attr,
a9273cb8 1551 &sensor_dev_attr_fan3_alarm.dev_attr.attr,
681c6f7a
MH		 1552 &sensor_dev_attr_fan4_input.dev_attr.attr,
1553 &sensor_dev_attr_fan4_div.dev_attr.attr,
1554 &sensor_dev_attr_fan4_min.dev_attr.attr,
a9273cb8 1555 &sensor_dev_attr_fan4_alarm.dev_attr.attr,
681c6f7a
MH		 1556 &sensor_dev_attr_fan5_input.dev_attr.attr,
1557 &sensor_dev_attr_fan5_div.dev_attr.attr,
1558 &sensor_dev_attr_fan5_min.dev_attr.attr,
a9273cb8 1559 &sensor_dev_attr_fan5_alarm.dev_attr.attr,
681c6f7a
MH		 1560 &sensor_dev_attr_fan6_input.dev_attr.attr,
1561 &sensor_dev_attr_fan6_div.dev_attr.attr,
1562 &sensor_dev_attr_fan6_min.dev_attr.attr,
a9273cb8 1563 &sensor_dev_attr_fan6_alarm.dev_attr.attr,
681c6f7a
MH		 1564 &sensor_dev_attr_fan7_input.dev_attr.attr,
1565 &sensor_dev_attr_fan7_div.dev_attr.attr,
1566 &sensor_dev_attr_fan7_min.dev_attr.attr,
a9273cb8 1567 &sensor_dev_attr_fan7_alarm.dev_attr.attr,
681c6f7a
MH		 1568 &sensor_dev_attr_fan8_input.dev_attr.attr,
1569 &sensor_dev_attr_fan8_div.dev_attr.attr,
1570 &sensor_dev_attr_fan8_min.dev_attr.attr,
a9273cb8 1571 &sensor_dev_attr_fan8_alarm.dev_attr.attr,
681c6f7a
MH		 1572 &sensor_dev_attr_temp1_input.dev_attr.attr,
1573 &sensor_dev_attr_temp1_max.dev_attr.attr,
1574 &sensor_dev_attr_temp1_min.dev_attr.attr,
a9273cb8 1575 &sensor_dev_attr_temp1_alarm.dev_attr.attr,
681c6f7a
MH		 1576 &sensor_dev_attr_temp2_input.dev_attr.attr,
1577 &sensor_dev_attr_temp2_max.dev_attr.attr,
1578 &sensor_dev_attr_temp2_min.dev_attr.attr,
a9273cb8 1579 &sensor_dev_attr_temp2_alarm.dev_attr.attr,
681c6f7a
MH		 1580 &sensor_dev_attr_temp1_offset.dev_attr.attr,
1581 &sensor_dev_attr_temp2_offset.dev_attr.attr,
681c6f7a
MH		 1582 &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr,
1583 &sensor_dev_attr_temp2_auto_point1_temp.dev_attr.attr,
681c6f7a
MH		 1584 &sensor_dev_attr_temp1_auto_point1_temp_hyst.dev_attr.attr,
1585 &sensor_dev_attr_temp2_auto_point1_temp_hyst.dev_attr.attr,
681c6f7a
MH		 1586 &sensor_dev_attr_temp1_auto_point2_temp.dev_attr.attr,
1587 &sensor_dev_attr_temp2_auto_point2_temp.dev_attr.attr,
681c6f7a
MH		 1588 &sensor_dev_attr_temp1_crit.dev_attr.attr,
1589 &sensor_dev_attr_temp2_crit.dev_attr.attr,
681c6f7a
MH		 1590 &dev_attr_temp1_crit_enable.attr,
1591 &dev_attr_temp2_crit_enable.attr,
681c6f7a
MH		 1592 &dev_attr_cpu0_vid.attr,
1593 &dev_attr_vrm.attr,
1594 &dev_attr_alarms.attr,
1595 &dev_attr_alarm_mask.attr,
1596 &dev_attr_gpio.attr,
1597 &dev_attr_gpio_mask.attr,
1598 &dev_attr_pwm1.attr,
1599 &dev_attr_pwm2.attr,
1600 &dev_attr_pwm3.attr,
1601 &dev_attr_pwm1_enable.attr,
1602 &dev_attr_pwm2_enable.attr,
1603 &dev_attr_pwm3_enable.attr,
1604 &dev_attr_temp1_auto_point1_pwm.attr,
1605 &dev_attr_temp2_auto_point1_pwm.attr,
681c6f7a
MH		 1606 &dev_attr_temp1_auto_point2_pwm.attr,
1607 &dev_attr_temp2_auto_point2_pwm.attr,
681c6f7a
MH		 1608 &dev_attr_analog_out.attr,
1609 NULL
1610};
1611
1612static const struct attribute_group adm1026_group = {
1613 .attrs = adm1026_attributes,
1614};
1615
5b34dbcd
JD		 1616static struct attribute *adm1026_attributes_temp3[] = {
1617 &sensor_dev_attr_temp3_input.dev_attr.attr,
1618 &sensor_dev_attr_temp3_max.dev_attr.attr,
1619 &sensor_dev_attr_temp3_min.dev_attr.attr,
1620 &sensor_dev_attr_temp3_alarm.dev_attr.attr,
1621 &sensor_dev_attr_temp3_offset.dev_attr.attr,
1622 &sensor_dev_attr_temp3_auto_point1_temp.dev_attr.attr,
1623 &sensor_dev_attr_temp3_auto_point1_temp_hyst.dev_attr.attr,
1624 &sensor_dev_attr_temp3_auto_point2_temp.dev_attr.attr,
1625 &sensor_dev_attr_temp3_crit.dev_attr.attr,
1626 &dev_attr_temp3_crit_enable.attr,
1627 &dev_attr_temp3_auto_point1_pwm.attr,
1628 &dev_attr_temp3_auto_point2_pwm.attr,
1d5f2c16 1629 NULL
5b34dbcd
JD		 1630};
1631
1632static const struct attribute_group adm1026_group_temp3 = {
1633 .attrs = adm1026_attributes_temp3,
1634};
1635
1636static struct attribute *adm1026_attributes_in8_9[] = {
1637 &sensor_dev_attr_in8_input.dev_attr.attr,
1638 &sensor_dev_attr_in8_max.dev_attr.attr,
1639 &sensor_dev_attr_in8_min.dev_attr.attr,
1640 &sensor_dev_attr_in8_alarm.dev_attr.attr,
1641 &sensor_dev_attr_in9_input.dev_attr.attr,
1642 &sensor_dev_attr_in9_max.dev_attr.attr,
1643 &sensor_dev_attr_in9_min.dev_attr.attr,
1644 &sensor_dev_attr_in9_alarm.dev_attr.attr,
1d5f2c16 1645 NULL
5b34dbcd
JD		 1646};
1647
1648static const struct attribute_group adm1026_group_in8_9 = {
1649 .attrs = adm1026_attributes_in8_9,
1650};
1651
57f7eb0b
JD		 1652/* Return 0 if detection is successful, -ENODEV otherwise */
1653static int adm1026_detect(struct i2c_client *client, int kind,
1654 struct i2c_board_info *info)
1da177e4 1655{
57f7eb0b
JD		 1656 struct i2c_adapter *adapter = client->adapter;
1657 int address = client->addr;
1da177e4 1658 int company, verstep;
1da177e4
LT		 1659
1660 if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
1661 /* We need to be able to do byte I/O */
57f7eb0b 1662 return -ENODEV;
1da177e4
LT		 1663 };
1664
1da177e4
LT		 1665 /* Now, we do the remaining detection. */
1666
f67fdabf
JD		 1667 company = adm1026_read_value(client, ADM1026_REG_COMPANY);
1668 verstep = adm1026_read_value(client, ADM1026_REG_VERSTEP);
1da177e4 1669
57f7eb0b 1670 dev_dbg(&adapter->dev, "Detecting device at %d,0x%02x with"
1da177e4 1671 " COMPANY: 0x%02x and VERSTEP: 0x%02x\n",
f67fdabf 1672 i2c_adapter_id(client->adapter), client->addr,
1da177e4
LT		 1673 company, verstep);
1674
1675 /* If auto-detecting, Determine the chip type. */
1676 if (kind <= 0) {
57f7eb0b 1677 dev_dbg(&adapter->dev, "Autodetecting device at %d,0x%02x "
1da177e4
LT		 1678 "...\n", i2c_adapter_id(adapter), address);
1679 if (company == ADM1026_COMPANY_ANALOG_DEV
1680 && verstep == ADM1026_VERSTEP_ADM1026) {
1681 kind = adm1026;
1682 } else if (company == ADM1026_COMPANY_ANALOG_DEV
1683 && (verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) {
885fe4b1 1684 dev_err(&adapter->dev, "Unrecognized stepping "
1da177e4
LT		 1685 "0x%02x. Defaulting to ADM1026.\n", verstep);
1686 kind = adm1026;
1687 } else if ((verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) {
885fe4b1 1688 dev_err(&adapter->dev, "Found version/stepping "
1da177e4
LT		 1689 "0x%02x. Assuming generic ADM1026.\n",
1690 verstep);
1691 kind = any_chip;
1692 } else {
885fe4b1 1693 dev_dbg(&adapter->dev, "Autodetection failed\n");
1da177e4 1694 /* Not an ADM1026 ... */
cb01a231 1695 if (kind == 0) { /* User used force=x,y */
1da177e4
LT		 1696 dev_err(&adapter->dev, "Generic ADM1026 not "
1697 "found at %d,0x%02x. Try "
1698 "force_adm1026.\n",
1699 i2c_adapter_id(adapter), address);
1700 }
57f7eb0b 1701 return -ENODEV;
1da177e4
LT		 1702 }
1703 }
57f7eb0b 1704 strlcpy(info->type, "adm1026", I2C_NAME_SIZE);
1da177e4 1705
57f7eb0b
JD		 1706 return 0;
1707}
1708
1709static int adm1026_probe(struct i2c_client *client,
1710 const struct i2c_device_id *id)
1711{
1712 struct adm1026_data *data;
1713 int err;
1714
1715 data = kzalloc(sizeof(struct adm1026_data), GFP_KERNEL);
1716 if (!data) {
1717 err = -ENOMEM;
1718 goto exit;
1da177e4 1719 }
1da177e4 1720
57f7eb0b 1721 i2c_set_clientdata(client, data);
9a61bf63 1722 mutex_init(&data->update_lock);
1da177e4 1723
1da177e4 1724 /* Set the VRM version */
303760b4 1725 data->vrm = vid_which_vrm();
1da177e4
LT		 1726
1727 /* Initialize the ADM1026 chip */
f67fdabf 1728 adm1026_init_client(client);
1da177e4
LT		 1729
1730 /* Register sysfs hooks */
f67fdabf 1731 if ((err = sysfs_create_group(&client->dev.kobj, &adm1026_group)))
57f7eb0b 1732 goto exitfree;
5b34dbcd
JD		 1733 if (data->config1 & CFG1_AIN8_9)
1734 err = sysfs_create_group(&client->dev.kobj,
1735 &adm1026_group_in8_9);
1736 else
1737 err = sysfs_create_group(&client->dev.kobj,
1738 &adm1026_group_temp3);
1739 if (err)
1740 goto exitremove;
681c6f7a 1741
f67fdabf 1742 data->hwmon_dev = hwmon_device_register(&client->dev);
1beeffe4
TJ		 1743 if (IS_ERR(data->hwmon_dev)) {
1744 err = PTR_ERR(data->hwmon_dev);
681c6f7a 1745 goto exitremove;
943b0830
MH		 1746 }
1747
1da177e4
LT		 1748 return 0;
1749
1750 /* Error out and cleanup code */
681c6f7a 1751exitremove:
f67fdabf 1752 sysfs_remove_group(&client->dev.kobj, &adm1026_group);
5b34dbcd
JD		 1753 if (data->config1 & CFG1_AIN8_9)
1754 sysfs_remove_group(&client->dev.kobj, &adm1026_group_in8_9);
1755 else
1756 sysfs_remove_group(&client->dev.kobj, &adm1026_group_temp3);
1da177e4 1757exitfree:
1f57ff89 1758 kfree(data);
1da177e4
LT		 1759exit:
1760 return err;
1761}
681c6f7a 1762
57f7eb0b 1763static int adm1026_remove(struct i2c_client *client)
681c6f7a
MH		 1764{
1765 struct adm1026_data *data = i2c_get_clientdata(client);
1beeffe4 1766 hwmon_device_unregister(data->hwmon_dev);
681c6f7a 1767 sysfs_remove_group(&client->dev.kobj, &adm1026_group);
5b34dbcd
JD		 1768 if (data->config1 & CFG1_AIN8_9)
1769 sysfs_remove_group(&client->dev.kobj, &adm1026_group_in8_9);
1770 else
1771 sysfs_remove_group(&client->dev.kobj, &adm1026_group_temp3);
681c6f7a
MH		 1772 kfree(data);
1773 return 0;
1774}
1775
1da177e4
LT		 1776static int __init sm_adm1026_init(void)
1777{
1778 return i2c_add_driver(&adm1026_driver);
1779}
1780
cb01a231 1781static void __exit sm_adm1026_exit(void)
1da177e4
LT		 1782{
1783 i2c_del_driver(&adm1026_driver);
1784}
1785
1786MODULE_LICENSE("GPL");
1787MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, "
cb01a231 1788 "Justin Thiessen <jthiessen@penguincomputing.com>");
1da177e4
LT		 1789MODULE_DESCRIPTION("ADM1026 driver");
1790
1791module_init(sm_adm1026_init);
1792module_exit(sm_adm1026_exit);
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