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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
26#include <linux/config.h>
27#include <linux/module.h>
28#include <linux/init.h>
29#include <linux/slab.h>
30#include <linux/jiffies.h>
31#include <linux/i2c.h>
32#include <linux/i2c-sensor.h>
33#include <linux/i2c-vid.h>
34
35/* Addresses to scan */
36static unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
37static unsigned int normal_isa[] = { I2C_CLIENT_ISA_END };
38
39/* Insmod parameters */
40SENSORS_INSMOD_1(adm1026);
41
42static int gpio_input[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
43 -1, -1, -1, -1, -1, -1, -1, -1 };
44static int gpio_output[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
45 -1, -1, -1, -1, -1, -1, -1, -1 };
46static int gpio_inverted[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
47 -1, -1, -1, -1, -1, -1, -1, -1 };
48static int gpio_normal[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
49 -1, -1, -1, -1, -1, -1, -1, -1 };
50static int gpio_fan[8] = { -1, -1, -1, -1, -1, -1, -1, -1 };
51module_param_array(gpio_input,int,NULL,0);
52MODULE_PARM_DESC(gpio_input,"List of GPIO pins (0-16) to program as inputs");
53module_param_array(gpio_output,int,NULL,0);
54MODULE_PARM_DESC(gpio_output,"List of GPIO pins (0-16) to program as "
55 "outputs");
56module_param_array(gpio_inverted,int,NULL,0);
57MODULE_PARM_DESC(gpio_inverted,"List of GPIO pins (0-16) to program as "
58 "inverted");
59module_param_array(gpio_normal,int,NULL,0);
60MODULE_PARM_DESC(gpio_normal,"List of GPIO pins (0-16) to program as "
61 "normal/non-inverted");
62module_param_array(gpio_fan,int,NULL,0);
63MODULE_PARM_DESC(gpio_fan,"List of GPIO pins (0-7) to program as fan tachs");
64
65/* Many ADM1026 constants specified below */
66
67/* The ADM1026 registers */
68#define ADM1026_REG_CONFIG1 0x00
69#define CFG1_MONITOR 0x01
70#define CFG1_INT_ENABLE 0x02
71#define CFG1_INT_CLEAR 0x04
72#define CFG1_AIN8_9 0x08
73#define CFG1_THERM_HOT 0x10
74#define CFG1_DAC_AFC 0x20
75#define CFG1_PWM_AFC 0x40
76#define CFG1_RESET 0x80
77#define ADM1026_REG_CONFIG2 0x01
78/* CONFIG2 controls FAN0/GPIO0 through FAN7/GPIO7 */
79#define ADM1026_REG_CONFIG3 0x07
80#define CFG3_GPIO16_ENABLE 0x01
81#define CFG3_CI_CLEAR 0x02
82#define CFG3_VREF_250 0x04
83#define CFG3_GPIO16_DIR 0x40
84#define CFG3_GPIO16_POL 0x80
85#define ADM1026_REG_E2CONFIG 0x13
86#define E2CFG_READ 0x01
87#define E2CFG_WRITE 0x02
88#define E2CFG_ERASE 0x04
89#define E2CFG_ROM 0x08
90#define E2CFG_CLK_EXT 0x80
91
92/* There are 10 general analog inputs and 7 dedicated inputs
93 * They are:
94 * 0 - 9 = AIN0 - AIN9
95 * 10 = Vbat
96 * 11 = 3.3V Standby
97 * 12 = 3.3V Main
98 * 13 = +5V
99 * 14 = Vccp (CPU core voltage)
100 * 15 = +12V
101 * 16 = -12V
102 */
103static u16 ADM1026_REG_IN[] = {
104 0x30, 0x31, 0x32, 0x33, 0x34, 0x35,
105 0x36, 0x37, 0x27, 0x29, 0x26, 0x2a,
106 0x2b, 0x2c, 0x2d, 0x2e, 0x2f
107 };
108static u16 ADM1026_REG_IN_MIN[] = {
109 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d,
110 0x5e, 0x5f, 0x6d, 0x49, 0x6b, 0x4a,
111 0x4b, 0x4c, 0x4d, 0x4e, 0x4f
112 };
113static u16 ADM1026_REG_IN_MAX[] = {
114 0x50, 0x51, 0x52, 0x53, 0x54, 0x55,
115 0x56, 0x57, 0x6c, 0x41, 0x6a, 0x42,
116 0x43, 0x44, 0x45, 0x46, 0x47
117 };
118
119/* Temperatures are:
120 * 0 - Internal
121 * 1 - External 1
122 * 2 - External 2
123 */
124static u16 ADM1026_REG_TEMP[] = { 0x1f, 0x28, 0x29 };
125static u16 ADM1026_REG_TEMP_MIN[] = { 0x69, 0x48, 0x49 };
126static u16 ADM1026_REG_TEMP_MAX[] = { 0x68, 0x40, 0x41 };
127static u16 ADM1026_REG_TEMP_TMIN[] = { 0x10, 0x11, 0x12 };
128static u16 ADM1026_REG_TEMP_THERM[] = { 0x0d, 0x0e, 0x0f };
129static u16 ADM1026_REG_TEMP_OFFSET[] = { 0x1e, 0x6e, 0x6f };
130
131#define ADM1026_REG_FAN(nr) (0x38 + (nr))
132#define ADM1026_REG_FAN_MIN(nr) (0x60 + (nr))
133#define ADM1026_REG_FAN_DIV_0_3 0x02
134#define ADM1026_REG_FAN_DIV_4_7 0x03
135
136#define ADM1026_REG_DAC 0x04
137#define ADM1026_REG_PWM 0x05
138
139#define ADM1026_REG_GPIO_CFG_0_3 0x08
140#define ADM1026_REG_GPIO_CFG_4_7 0x09
141#define ADM1026_REG_GPIO_CFG_8_11 0x0a
142#define ADM1026_REG_GPIO_CFG_12_15 0x0b
143/* CFG_16 in REG_CFG3 */
144#define ADM1026_REG_GPIO_STATUS_0_7 0x24
145#define ADM1026_REG_GPIO_STATUS_8_15 0x25
146/* STATUS_16 in REG_STATUS4 */
147#define ADM1026_REG_GPIO_MASK_0_7 0x1c
148#define ADM1026_REG_GPIO_MASK_8_15 0x1d
149/* MASK_16 in REG_MASK4 */
150
151#define ADM1026_REG_COMPANY 0x16
152#define ADM1026_REG_VERSTEP 0x17
153/* These are the recognized values for the above regs */
154#define ADM1026_COMPANY_ANALOG_DEV 0x41
155#define ADM1026_VERSTEP_GENERIC 0x40
156#define ADM1026_VERSTEP_ADM1026 0x44
157
158#define ADM1026_REG_MASK1 0x18
159#define ADM1026_REG_MASK2 0x19
160#define ADM1026_REG_MASK3 0x1a
161#define ADM1026_REG_MASK4 0x1b
162
163#define ADM1026_REG_STATUS1 0x20
164#define ADM1026_REG_STATUS2 0x21
165#define ADM1026_REG_STATUS3 0x22
166#define ADM1026_REG_STATUS4 0x23
167
168#define ADM1026_FAN_ACTIVATION_TEMP_HYST -6
169#define ADM1026_FAN_CONTROL_TEMP_RANGE 20
170#define ADM1026_PWM_MAX 255
171
172/* Conversions. Rounding and limit checking is only done on the TO_REG
173 * variants. Note that you should be a bit careful with which arguments
174 * these macros are called: arguments may be evaluated more than once.
175 */
176
177/* IN are scaled acording to built-in resistors. These are the
178 * voltages corresponding to 3/4 of full scale (192 or 0xc0)
179 * NOTE: The -12V input needs an additional factor to account
180 * for the Vref pullup resistor.
181 * NEG12_OFFSET = SCALE * Vref / V-192 - Vref
182 * = 13875 * 2.50 / 1.875 - 2500
183 * = 16000
184 *
185 * The values in this table are based on Table II, page 15 of the
186 * datasheet.
187 */
188static int adm1026_scaling[] = { /* .001 Volts */
189 2250, 2250, 2250, 2250, 2250, 2250,
190 1875, 1875, 1875, 1875, 3000, 3330,
191 3330, 4995, 2250, 12000, 13875
192 };
193#define NEG12_OFFSET 16000
194#define SCALE(val,from,to) (((val)*(to) + ((from)/2))/(from))
195#define INS_TO_REG(n,val) (SENSORS_LIMIT(SCALE(val,adm1026_scaling[n],192),\
196 0,255))
197#define INS_FROM_REG(n,val) (SCALE(val,192,adm1026_scaling[n]))
198
199/* FAN speed is measured using 22.5kHz clock and counts for 2 pulses
200 * and we assume a 2 pulse-per-rev fan tach signal
201 * 22500 kHz * 60 (sec/min) * 2 (pulse) / 2 (pulse/rev) == 1350000
202 */
203#define FAN_TO_REG(val,div) ((val)<=0 ? 0xff : SENSORS_LIMIT(1350000/((val)*\
204 (div)),1,254))
205#define FAN_FROM_REG(val,div) ((val)==0?-1:(val)==0xff ? 0 : 1350000/((val)*\
206 (div)))
207#define DIV_FROM_REG(val) (1<<(val))
208#define DIV_TO_REG(val) ((val)>=8 ? 3 : (val)>=4 ? 2 : (val)>=2 ? 1 : 0)
209
210/* Temperature is reported in 1 degC increments */
211#define TEMP_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\
212 -127,127))
213#define TEMP_FROM_REG(val) ((val) * 1000)
214#define OFFSET_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\
215 -127,127))
216#define OFFSET_FROM_REG(val) ((val) * 1000)
217
218#define PWM_TO_REG(val) (SENSORS_LIMIT(val,0,255))
219#define PWM_FROM_REG(val) (val)
220
221#define PWM_MIN_TO_REG(val) ((val) & 0xf0)
222#define PWM_MIN_FROM_REG(val) (((val) & 0xf0) + ((val) >> 4))
223
224/* Analog output is a voltage, and scaled to millivolts. The datasheet
225 * indicates that the DAC could be used to drive the fans, but in our
226 * example board (Arima HDAMA) it isn't connected to the fans at all.
227 */
228#define DAC_TO_REG(val) (SENSORS_LIMIT(((((val)*255)+500)/2500),0,255))
229#define DAC_FROM_REG(val) (((val)*2500)/255)
230
231/* Typically used with systems using a v9.1 VRM spec ? */
232#define ADM1026_INIT_VRM 91
233
234/* Chip sampling rates
235 *
236 * Some sensors are not updated more frequently than once per second
237 * so it doesn't make sense to read them more often than that.
238 * We cache the results and return the saved data if the driver
239 * is called again before a second has elapsed.
240 *
241 * Also, there is significant configuration data for this chip
242 * So, we keep the config data up to date in the cache
243 * when it is written and only sample it once every 5 *minutes*
244 */
245#define ADM1026_DATA_INTERVAL (1 * HZ)
246#define ADM1026_CONFIG_INTERVAL (5 * 60 * HZ)
247
248/* We allow for multiple chips in a single system.
249 *
250 * For each registered ADM1026, we need to keep state information
251 * at client->data. The adm1026_data structure is dynamically
252 * allocated, when a new client structure is allocated. */
253
254struct pwm_data {
255 u8 pwm;
256 u8 enable;
257 u8 auto_pwm_min;
258};
259
260struct adm1026_data {
261 struct i2c_client client;
262 struct semaphore lock;
263 enum chips type;
264
265 struct semaphore update_lock;
266 int valid; /* !=0 if following fields are valid */
267 unsigned long last_reading; /* In jiffies */
268 unsigned long last_config; /* In jiffies */
269
270 u8 in[17]; /* Register value */
271 u8 in_max[17]; /* Register value */
272 u8 in_min[17]; /* Register value */
273 s8 temp[3]; /* Register value */
274 s8 temp_min[3]; /* Register value */
275 s8 temp_max[3]; /* Register value */
276 s8 temp_tmin[3]; /* Register value */
277 s8 temp_crit[3]; /* Register value */
278 s8 temp_offset[3]; /* Register value */
279 u8 fan[8]; /* Register value */
280 u8 fan_min[8]; /* Register value */
281 u8 fan_div[8]; /* Decoded value */
282 struct pwm_data pwm1; /* Pwm control values */
283 int vid; /* Decoded value */
284 u8 vrm; /* VRM version */
285 u8 analog_out; /* Register value (DAC) */
286 long alarms; /* Register encoding, combined */
287 long alarm_mask; /* Register encoding, combined */
288 long gpio; /* Register encoding, combined */
289 long gpio_mask; /* Register encoding, combined */
290 u8 gpio_config[17]; /* Decoded value */
291 u8 config1; /* Register value */
292 u8 config2; /* Register value */
293 u8 config3; /* Register value */
294};
295
296static int adm1026_attach_adapter(struct i2c_adapter *adapter);
297static int adm1026_detect(struct i2c_adapter *adapter, int address,
298 int kind);
299static int adm1026_detach_client(struct i2c_client *client);
300static int adm1026_read_value(struct i2c_client *client, u8 register);
301static int adm1026_write_value(struct i2c_client *client, u8 register,
302 int value);
303static void adm1026_print_gpio(struct i2c_client *client);
304static void adm1026_fixup_gpio(struct i2c_client *client);
305static struct adm1026_data *adm1026_update_device(struct device *dev);
306static void adm1026_init_client(struct i2c_client *client);
307
308
309static struct i2c_driver adm1026_driver = {
310 .owner = THIS_MODULE,
311 .name = "adm1026",
312 .flags = I2C_DF_NOTIFY,
313 .attach_adapter = adm1026_attach_adapter,
314 .detach_client = adm1026_detach_client,
315};
316
317int adm1026_attach_adapter(struct i2c_adapter *adapter)
318{
319 if (!(adapter->class & I2C_CLASS_HWMON)) {
320 return 0;
321 }
322 return i2c_detect(adapter, &addr_data, adm1026_detect);
323}
324
325int adm1026_detach_client(struct i2c_client *client)
326{
327 i2c_detach_client(client);
328 kfree(client);
329 return 0;
330}
331
332int adm1026_read_value(struct i2c_client *client, u8 reg)
333{
334 int res;
335
336 if (reg < 0x80) {
337 /* "RAM" locations */
338 res = i2c_smbus_read_byte_data(client, reg) & 0xff;
339 } else {
340 /* EEPROM, do nothing */
341 res = 0;
342 }
343 return res;
344}
345
346int adm1026_write_value(struct i2c_client *client, u8 reg, int value)
347{
348 int res;
349
350 if (reg < 0x80) {
351 /* "RAM" locations */
352 res = i2c_smbus_write_byte_data(client, reg, value);
353 } else {
354 /* EEPROM, do nothing */
355 res = 0;
356 }
357 return res;
358}
359
360void adm1026_init_client(struct i2c_client *client)
361{
362 int value, i;
363 struct adm1026_data *data = i2c_get_clientdata(client);
364
365 dev_dbg(&client->dev, "Initializing device\n");
366 /* Read chip config */
367 data->config1 = adm1026_read_value(client, ADM1026_REG_CONFIG1);
368 data->config2 = adm1026_read_value(client, ADM1026_REG_CONFIG2);
369 data->config3 = adm1026_read_value(client, ADM1026_REG_CONFIG3);
370
371 /* Inform user of chip config */
372 dev_dbg(&client->dev, "ADM1026_REG_CONFIG1 is: 0x%02x\n",
373 data->config1);
374 if ((data->config1 & CFG1_MONITOR) == 0) {
375 dev_dbg(&client->dev, "Monitoring not currently "
376 "enabled.\n");
377 }
378 if (data->config1 & CFG1_INT_ENABLE) {
379 dev_dbg(&client->dev, "SMBALERT interrupts are "
380 "enabled.\n");
381 }
382 if (data->config1 & CFG1_AIN8_9) {
383 dev_dbg(&client->dev, "in8 and in9 enabled. "
384 "temp3 disabled.\n");
385 } else {
386 dev_dbg(&client->dev, "temp3 enabled. in8 and "
387 "in9 disabled.\n");
388 }
389 if (data->config1 & CFG1_THERM_HOT) {
390 dev_dbg(&client->dev, "Automatic THERM, PWM, "
391 "and temp limits enabled.\n");
392 }
393
394 value = data->config3;
395 if (data->config3 & CFG3_GPIO16_ENABLE) {
396 dev_dbg(&client->dev, "GPIO16 enabled. THERM"
397 "pin disabled.\n");
398 } else {
399 dev_dbg(&client->dev, "THERM pin enabled. "
400 "GPIO16 disabled.\n");
401 }
402 if (data->config3 & CFG3_VREF_250) {
403 dev_dbg(&client->dev, "Vref is 2.50 Volts.\n");
404 } else {
405 dev_dbg(&client->dev, "Vref is 1.82 Volts.\n");
406 }
407 /* Read and pick apart the existing GPIO configuration */
408 value = 0;
409 for (i = 0;i <= 15;++i) {
410 if ((i & 0x03) == 0) {
411 value = adm1026_read_value(client,
412 ADM1026_REG_GPIO_CFG_0_3 + i/4);
413 }
414 data->gpio_config[i] = value & 0x03;
415 value >>= 2;
416 }
417 data->gpio_config[16] = (data->config3 >> 6) & 0x03;
418
419 /* ... and then print it */
420 adm1026_print_gpio(client);
421
422 /* If the user asks us to reprogram the GPIO config, then
423 * do it now.
424 */
425 if (gpio_input[0] != -1 || gpio_output[0] != -1
426 || gpio_inverted[0] != -1 || gpio_normal[0] != -1
427 || gpio_fan[0] != -1) {
428 adm1026_fixup_gpio(client);
429 }
430
431 /* WE INTENTIONALLY make no changes to the limits,
432 * offsets, pwms, fans and zones. If they were
433 * configured, we don't want to mess with them.
434 * If they weren't, the default is 100% PWM, no
435 * control and will suffice until 'sensors -s'
436 * can be run by the user. We DO set the default
437 * value for pwm1.auto_pwm_min to its maximum
438 * so that enabling automatic pwm fan control
439 * without first setting a value for pwm1.auto_pwm_min
440 * will not result in potentially dangerous fan speed decrease.
441 */
442 data->pwm1.auto_pwm_min=255;
443 /* Start monitoring */
444 value = adm1026_read_value(client, ADM1026_REG_CONFIG1);
445 /* Set MONITOR, clear interrupt acknowledge and s/w reset */
446 value = (value | CFG1_MONITOR) & (~CFG1_INT_CLEAR & ~CFG1_RESET);
447 dev_dbg(&client->dev, "Setting CONFIG to: 0x%02x\n", value);
448 data->config1 = value;
449 adm1026_write_value(client, ADM1026_REG_CONFIG1, value);
450
451 /* initialize fan_div[] to hardware defaults */
452 value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3) |
453 (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7) << 8);
454 for (i = 0;i <= 7;++i) {
455 data->fan_div[i] = DIV_FROM_REG(value & 0x03);
456 value >>= 2;
457 }
458}
459
460void adm1026_print_gpio(struct i2c_client *client)
461{
462 struct adm1026_data *data = i2c_get_clientdata(client);
463 int i;
464
465 dev_dbg(&client->dev, "GPIO config is:");
466 for (i = 0;i <= 7;++i) {
467 if (data->config2 & (1 << i)) {
468 dev_dbg(&client->dev, "\t%sGP%s%d\n",
469 data->gpio_config[i] & 0x02 ? "" : "!",
470 data->gpio_config[i] & 0x01 ? "OUT" : "IN",
471 i);
472 } else {
473 dev_dbg(&client->dev, "\tFAN%d\n", i);
474 }
475 }
476 for (i = 8;i <= 15;++i) {
477 dev_dbg(&client->dev, "\t%sGP%s%d\n",
478 data->gpio_config[i] & 0x02 ? "" : "!",
479 data->gpio_config[i] & 0x01 ? "OUT" : "IN",
480 i);
481 }
482 if (data->config3 & CFG3_GPIO16_ENABLE) {
483 dev_dbg(&client->dev, "\t%sGP%s16\n",
484 data->gpio_config[16] & 0x02 ? "" : "!",
485 data->gpio_config[16] & 0x01 ? "OUT" : "IN");
486 } else {
487 /* GPIO16 is THERM */
488 dev_dbg(&client->dev, "\tTHERM\n");
489 }
490}
491
492void adm1026_fixup_gpio(struct i2c_client *client)
493{
494 struct adm1026_data *data = i2c_get_clientdata(client);
495 int i;
496 int value;
497
498 /* Make the changes requested. */
499 /* We may need to unlock/stop monitoring or soft-reset the
500 * chip before we can make changes. This hasn't been
501 * tested much. FIXME
502 */
503
504 /* Make outputs */
505 for (i = 0;i <= 16;++i) {
506 if (gpio_output[i] >= 0 && gpio_output[i] <= 16) {
507 data->gpio_config[gpio_output[i]] |= 0x01;
508 }
509 /* if GPIO0-7 is output, it isn't a FAN tach */
510 if (gpio_output[i] >= 0 && gpio_output[i] <= 7) {
511 data->config2 |= 1 << gpio_output[i];
512 }
513 }
514
515 /* Input overrides output */
516 for (i = 0;i <= 16;++i) {
517 if (gpio_input[i] >= 0 && gpio_input[i] <= 16) {
518 data->gpio_config[gpio_input[i]] &= ~ 0x01;
519 }
520 /* if GPIO0-7 is input, it isn't a FAN tach */
521 if (gpio_input[i] >= 0 && gpio_input[i] <= 7) {
522 data->config2 |= 1 << gpio_input[i];
523 }
524 }
525
526 /* Inverted */
527 for (i = 0;i <= 16;++i) {
528 if (gpio_inverted[i] >= 0 && gpio_inverted[i] <= 16) {
529 data->gpio_config[gpio_inverted[i]] &= ~ 0x02;
530 }
531 }
532
533 /* Normal overrides inverted */
534 for (i = 0;i <= 16;++i) {
535 if (gpio_normal[i] >= 0 && gpio_normal[i] <= 16) {
536 data->gpio_config[gpio_normal[i]] |= 0x02;
537 }
538 }
539
540 /* Fan overrides input and output */
541 for (i = 0;i <= 7;++i) {
542 if (gpio_fan[i] >= 0 && gpio_fan[i] <= 7) {
543 data->config2 &= ~(1 << gpio_fan[i]);
544 }
545 }
546
547 /* Write new configs to registers */
548 adm1026_write_value(client, ADM1026_REG_CONFIG2, data->config2);
549 data->config3 = (data->config3 & 0x3f)
550 | ((data->gpio_config[16] & 0x03) << 6);
551 adm1026_write_value(client, ADM1026_REG_CONFIG3, data->config3);
552 for (i = 15, value = 0;i >= 0;--i) {
553 value <<= 2;
554 value |= data->gpio_config[i] & 0x03;
555 if ((i & 0x03) == 0) {
556 adm1026_write_value(client,
557 ADM1026_REG_GPIO_CFG_0_3 + i/4,
558 value);
559 value = 0;
560 }
561 }
562
563 /* Print the new config */
564 adm1026_print_gpio(client);
565}
566
567
568static struct adm1026_data *adm1026_update_device(struct device *dev)
569{
570 struct i2c_client *client = to_i2c_client(dev);
571 struct adm1026_data *data = i2c_get_clientdata(client);
572 int i;
573 long value, alarms, gpio;
574
575 down(&data->update_lock);
576 if (!data->valid
577 || time_after(jiffies, data->last_reading + ADM1026_DATA_INTERVAL)) {
578 /* Things that change quickly */
579 dev_dbg(&client->dev,"Reading sensor values\n");
580 for (i = 0;i <= 16;++i) {
581 data->in[i] =
582 adm1026_read_value(client, ADM1026_REG_IN[i]);
583 }
584
585 for (i = 0;i <= 7;++i) {
586 data->fan[i] =
587 adm1026_read_value(client, ADM1026_REG_FAN(i));
588 }
589
590 for (i = 0;i <= 2;++i) {
591 /* NOTE: temp[] is s8 and we assume 2's complement
592 * "conversion" in the assignment */
593 data->temp[i] =
594 adm1026_read_value(client, ADM1026_REG_TEMP[i]);
595 }
596
597 data->pwm1.pwm = adm1026_read_value(client,
598 ADM1026_REG_PWM);
599 data->analog_out = adm1026_read_value(client,
600 ADM1026_REG_DAC);
601 /* GPIO16 is MSbit of alarms, move it to gpio */
602 alarms = adm1026_read_value(client, ADM1026_REG_STATUS4);
603 gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */
604 alarms &= 0x7f;
605 alarms <<= 8;
606 alarms |= adm1026_read_value(client, ADM1026_REG_STATUS3);
607 alarms <<= 8;
608 alarms |= adm1026_read_value(client, ADM1026_REG_STATUS2);
609 alarms <<= 8;
610 alarms |= adm1026_read_value(client, ADM1026_REG_STATUS1);
611 data->alarms = alarms;
612
613 /* Read the GPIO values */
614 gpio |= adm1026_read_value(client,
615 ADM1026_REG_GPIO_STATUS_8_15);
616 gpio <<= 8;
617 gpio |= adm1026_read_value(client,
618 ADM1026_REG_GPIO_STATUS_0_7);
619 data->gpio = gpio;
620
621 data->last_reading = jiffies;
622 }; /* last_reading */
623
624 if (!data->valid ||
625 time_after(jiffies, data->last_config + ADM1026_CONFIG_INTERVAL)) {
626 /* Things that don't change often */
627 dev_dbg(&client->dev, "Reading config values\n");
628 for (i = 0;i <= 16;++i) {
629 data->in_min[i] = adm1026_read_value(client,
630 ADM1026_REG_IN_MIN[i]);
631 data->in_max[i] = adm1026_read_value(client,
632 ADM1026_REG_IN_MAX[i]);
633 }
634
635 value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3)
636 | (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7)
637 << 8);
638 for (i = 0;i <= 7;++i) {
639 data->fan_min[i] = adm1026_read_value(client,
640 ADM1026_REG_FAN_MIN(i));
641 data->fan_div[i] = DIV_FROM_REG(value & 0x03);
642 value >>= 2;
643 }
644
645 for (i = 0; i <= 2; ++i) {
646 /* NOTE: temp_xxx[] are s8 and we assume 2's
647 * complement "conversion" in the assignment
648 */
649 data->temp_min[i] = adm1026_read_value(client,
650 ADM1026_REG_TEMP_MIN[i]);
651 data->temp_max[i] = adm1026_read_value(client,
652 ADM1026_REG_TEMP_MAX[i]);
653 data->temp_tmin[i] = adm1026_read_value(client,
654 ADM1026_REG_TEMP_TMIN[i]);
655 data->temp_crit[i] = adm1026_read_value(client,
656 ADM1026_REG_TEMP_THERM[i]);
657 data->temp_offset[i] = adm1026_read_value(client,
658 ADM1026_REG_TEMP_OFFSET[i]);
659 }
660
661 /* Read the STATUS/alarm masks */
662 alarms = adm1026_read_value(client, ADM1026_REG_MASK4);
663 gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */
664 alarms = (alarms & 0x7f) << 8;
665 alarms |= adm1026_read_value(client, ADM1026_REG_MASK3);
666 alarms <<= 8;
667 alarms |= adm1026_read_value(client, ADM1026_REG_MASK2);
668 alarms <<= 8;
669 alarms |= adm1026_read_value(client, ADM1026_REG_MASK1);
670 data->alarm_mask = alarms;
671
672 /* Read the GPIO values */
673 gpio |= adm1026_read_value(client,
674 ADM1026_REG_GPIO_MASK_8_15);
675 gpio <<= 8;
676 gpio |= adm1026_read_value(client, ADM1026_REG_GPIO_MASK_0_7);
677 data->gpio_mask = gpio;
678
679 /* Read various values from CONFIG1 */
680 data->config1 = adm1026_read_value(client,
681 ADM1026_REG_CONFIG1);
682 if (data->config1 & CFG1_PWM_AFC) {
683 data->pwm1.enable = 2;
684 data->pwm1.auto_pwm_min =
685 PWM_MIN_FROM_REG(data->pwm1.pwm);
686 }
687 /* Read the GPIO config */
688 data->config2 = adm1026_read_value(client,
689 ADM1026_REG_CONFIG2);
690 data->config3 = adm1026_read_value(client,
691 ADM1026_REG_CONFIG3);
692 data->gpio_config[16] = (data->config3 >> 6) & 0x03;
693
694 value = 0;
695 for (i = 0;i <= 15;++i) {
696 if ((i & 0x03) == 0) {
697 value = adm1026_read_value(client,
698 ADM1026_REG_GPIO_CFG_0_3 + i/4);
699 }
700 data->gpio_config[i] = value & 0x03;
701 value >>= 2;
702 }
703
704 data->last_config = jiffies;
705 }; /* last_config */
706
707 dev_dbg(&client->dev, "Setting VID from GPIO11-15.\n");
708 data->vid = (data->gpio >> 11) & 0x1f;
709 data->valid = 1;
710 up(&data->update_lock);
711 return data;
712}
713
714static ssize_t show_in(struct device *dev, char *buf, int nr)
715{
716 struct adm1026_data *data = adm1026_update_device(dev);
717 return sprintf(buf,"%d\n", INS_FROM_REG(nr, data->in[nr]));
718}
719static ssize_t show_in_min(struct device *dev, char *buf, int nr)
720{
721 struct adm1026_data *data = adm1026_update_device(dev);
722 return sprintf(buf,"%d\n", INS_FROM_REG(nr, data->in_min[nr]));
723}
724static ssize_t set_in_min(struct device *dev, const char *buf,
725 size_t count, int nr)
726{
727 struct i2c_client *client = to_i2c_client(dev);
728 struct adm1026_data *data = i2c_get_clientdata(client);
729 int val = simple_strtol(buf, NULL, 10);
730
731 down(&data->update_lock);
732 data->in_min[nr] = INS_TO_REG(nr, val);
733 adm1026_write_value(client, ADM1026_REG_IN_MIN[nr], data->in_min[nr]);
734 up(&data->update_lock);
735 return count;
736}
737static ssize_t show_in_max(struct device *dev, char *buf, int nr)
738{
739 struct adm1026_data *data = adm1026_update_device(dev);
740 return sprintf(buf,"%d\n", INS_FROM_REG(nr, data->in_max[nr]));
741}
742static ssize_t set_in_max(struct device *dev, const char *buf,
743 size_t count, int nr)
744{
745 struct i2c_client *client = to_i2c_client(dev);
746 struct adm1026_data *data = i2c_get_clientdata(client);
747 int val = simple_strtol(buf, NULL, 10);
748
749 down(&data->update_lock);
750 data->in_max[nr] = INS_TO_REG(nr, val);
751 adm1026_write_value(client, ADM1026_REG_IN_MAX[nr], data->in_max[nr]);
752 up(&data->update_lock);
753 return count;
754}
755
756#define in_reg(offset) \
757static ssize_t show_in##offset (struct device *dev, char *buf) \
758{ \
759 return show_in(dev, buf, offset); \
760} \
761static ssize_t show_in##offset##_min (struct device *dev, char *buf) \
762{ \
763 return show_in_min(dev, buf, offset); \
764} \
765static ssize_t set_in##offset##_min (struct device *dev, \
766 const char *buf, size_t count) \
767{ \
768 return set_in_min(dev, buf, count, offset); \
769} \
770static ssize_t show_in##offset##_max (struct device *dev, char *buf) \
771{ \
772 return show_in_max(dev, buf, offset); \
773} \
774static ssize_t set_in##offset##_max (struct device *dev, \
775 const char *buf, size_t count) \
776{ \
777 return set_in_max(dev, buf, count, offset); \
778} \
779static DEVICE_ATTR(in##offset##_input, S_IRUGO, show_in##offset, NULL); \
780static DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR, \
781 show_in##offset##_min, set_in##offset##_min); \
782static DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR, \
783 show_in##offset##_max, set_in##offset##_max);
784
785
786in_reg(0);
787in_reg(1);
788in_reg(2);
789in_reg(3);
790in_reg(4);
791in_reg(5);
792in_reg(6);
793in_reg(7);
794in_reg(8);
795in_reg(9);
796in_reg(10);
797in_reg(11);
798in_reg(12);
799in_reg(13);
800in_reg(14);
801in_reg(15);
802
803static ssize_t show_in16(struct device *dev, char *buf)
804{
805 struct adm1026_data *data = adm1026_update_device(dev);
806 return sprintf(buf,"%d\n", INS_FROM_REG(16, data->in[16]) -
807 NEG12_OFFSET);
808}
809static ssize_t show_in16_min(struct device *dev, char *buf)
810{
811 struct adm1026_data *data = adm1026_update_device(dev);
812 return sprintf(buf,"%d\n", INS_FROM_REG(16, data->in_min[16])
813 - NEG12_OFFSET);
814}
815static ssize_t set_in16_min(struct device *dev, const char *buf, size_t count)
816{
817 struct i2c_client *client = to_i2c_client(dev);
818 struct adm1026_data *data = i2c_get_clientdata(client);
819 int val = simple_strtol(buf, NULL, 10);
820
821 down(&data->update_lock);
822 data->in_min[16] = INS_TO_REG(16, val + NEG12_OFFSET);
823 adm1026_write_value(client, ADM1026_REG_IN_MIN[16], data->in_min[16]);
824 up(&data->update_lock);
825 return count;
826}
827static ssize_t show_in16_max(struct device *dev, char *buf)
828{
829 struct adm1026_data *data = adm1026_update_device(dev);
830 return sprintf(buf,"%d\n", INS_FROM_REG(16, data->in_max[16])
831 - NEG12_OFFSET);
832}
833static ssize_t set_in16_max(struct device *dev, const char *buf, size_t count)
834{
835 struct i2c_client *client = to_i2c_client(dev);
836 struct adm1026_data *data = i2c_get_clientdata(client);
837 int val = simple_strtol(buf, NULL, 10);
838
839 down(&data->update_lock);
840 data->in_max[16] = INS_TO_REG(16, val+NEG12_OFFSET);
841 adm1026_write_value(client, ADM1026_REG_IN_MAX[16], data->in_max[16]);
842 up(&data->update_lock);
843 return count;
844}
845
846static DEVICE_ATTR(in16_input, S_IRUGO, show_in16, NULL);
847static DEVICE_ATTR(in16_min, S_IRUGO | S_IWUSR, show_in16_min, set_in16_min);
848static DEVICE_ATTR(in16_max, S_IRUGO | S_IWUSR, show_in16_max, set_in16_max);
849
850
851
852
853/* Now add fan read/write functions */
854
855static ssize_t show_fan(struct device *dev, char *buf, int nr)
856{
857 struct adm1026_data *data = adm1026_update_device(dev);
858 return sprintf(buf,"%d\n", FAN_FROM_REG(data->fan[nr],
859 data->fan_div[nr]));
860}
861static ssize_t show_fan_min(struct device *dev, char *buf, int nr)
862{
863 struct adm1026_data *data = adm1026_update_device(dev);
864 return sprintf(buf,"%d\n", FAN_FROM_REG(data->fan_min[nr],
865 data->fan_div[nr]));
866}
867static ssize_t set_fan_min(struct device *dev, const char *buf,
868 size_t count, int nr)
869{
870 struct i2c_client *client = to_i2c_client(dev);
871 struct adm1026_data *data = i2c_get_clientdata(client);
872 int val = simple_strtol(buf, NULL, 10);
873
874 down(&data->update_lock);
875 data->fan_min[nr] = FAN_TO_REG(val, data->fan_div[nr]);
876 adm1026_write_value(client, ADM1026_REG_FAN_MIN(nr),
877 data->fan_min[nr]);
878 up(&data->update_lock);
879 return count;
880}
881
882#define fan_offset(offset) \
883static ssize_t show_fan_##offset (struct device *dev, char *buf) \
884{ \
885 return show_fan(dev, buf, offset - 1); \
886} \
887static ssize_t show_fan_##offset##_min (struct device *dev, char *buf) \
888{ \
889 return show_fan_min(dev, buf, offset - 1); \
890} \
891static ssize_t set_fan_##offset##_min (struct device *dev, \
892 const char *buf, size_t count) \
893{ \
894 return set_fan_min(dev, buf, count, offset - 1); \
895} \
896static DEVICE_ATTR(fan##offset##_input, S_IRUGO, show_fan_##offset, NULL); \
897static DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \
898 show_fan_##offset##_min, set_fan_##offset##_min);
899
900fan_offset(1);
901fan_offset(2);
902fan_offset(3);
903fan_offset(4);
904fan_offset(5);
905fan_offset(6);
906fan_offset(7);
907fan_offset(8);
908
909/* Adjust fan_min to account for new fan divisor */
910static void fixup_fan_min(struct device *dev, int fan, int old_div)
911{
912 struct i2c_client *client = to_i2c_client(dev);
913 struct adm1026_data *data = i2c_get_clientdata(client);
914 int new_min;
915 int new_div = data->fan_div[fan];
916
917 /* 0 and 0xff are special. Don't adjust them */
918 if (data->fan_min[fan] == 0 || data->fan_min[fan] == 0xff) {
919 return;
920 }
921
922 new_min = data->fan_min[fan] * old_div / new_div;
923 new_min = SENSORS_LIMIT(new_min, 1, 254);
924 data->fan_min[fan] = new_min;
925 adm1026_write_value(client, ADM1026_REG_FAN_MIN(fan), new_min);
926}
927
928/* Now add fan_div read/write functions */
929static ssize_t show_fan_div(struct device *dev, char *buf, int nr)
930{
931 struct adm1026_data *data = adm1026_update_device(dev);
932 return sprintf(buf,"%d\n", data->fan_div[nr]);
933}
934static ssize_t set_fan_div(struct device *dev, const char *buf,
935 size_t count, int nr)
936{
937 struct i2c_client *client = to_i2c_client(dev);
938 struct adm1026_data *data = i2c_get_clientdata(client);
939 int val,orig_div,new_div,shift;
940
941 val = simple_strtol(buf, NULL, 10);
942 new_div = DIV_TO_REG(val);
943 if (new_div == 0) {
944 return -EINVAL;
945 }
946 down(&data->update_lock);
947 orig_div = data->fan_div[nr];
948 data->fan_div[nr] = DIV_FROM_REG(new_div);
949
950 if (nr < 4) { /* 0 <= nr < 4 */
951 shift = 2 * nr;
952 adm1026_write_value(client, ADM1026_REG_FAN_DIV_0_3,
953 ((DIV_TO_REG(orig_div) & (~(0x03 << shift))) |
954 (new_div << shift)));
955 } else { /* 3 < nr < 8 */
956 shift = 2 * (nr - 4);
957 adm1026_write_value(client, ADM1026_REG_FAN_DIV_4_7,
958 ((DIV_TO_REG(orig_div) & (~(0x03 << (2 * shift)))) |
959 (new_div << shift)));
960 }
961
962 if (data->fan_div[nr] != orig_div) {
963 fixup_fan_min(dev,nr,orig_div);
964 }
965 up(&data->update_lock);
966 return count;
967}
968
969#define fan_offset_div(offset) \
970static ssize_t show_fan_##offset##_div (struct device *dev, char *buf) \
971{ \
972 return show_fan_div(dev, buf, offset - 1); \
973} \
974static ssize_t set_fan_##offset##_div (struct device *dev, \
975 const char *buf, size_t count) \
976{ \
977 return set_fan_div(dev, buf, count, offset - 1); \
978} \
979static DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \
980 show_fan_##offset##_div, set_fan_##offset##_div);
981
982fan_offset_div(1);
983fan_offset_div(2);
984fan_offset_div(3);
985fan_offset_div(4);
986fan_offset_div(5);
987fan_offset_div(6);
988fan_offset_div(7);
989fan_offset_div(8);
990
991/* Temps */
992static ssize_t show_temp(struct device *dev, char *buf, int nr)
993{
994 struct adm1026_data *data = adm1026_update_device(dev);
995 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp[nr]));
996}
997static ssize_t show_temp_min(struct device *dev, char *buf, int nr)
998{
999 struct adm1026_data *data = adm1026_update_device(dev);
1000 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_min[nr]));
1001}
1002static ssize_t set_temp_min(struct device *dev, const char *buf,
1003 size_t count, int nr)
1004{
1005 struct i2c_client *client = to_i2c_client(dev);
1006 struct adm1026_data *data = i2c_get_clientdata(client);
1007 int val = simple_strtol(buf, NULL, 10);
1008
1009 down(&data->update_lock);
1010 data->temp_min[nr] = TEMP_TO_REG(val);
1011 adm1026_write_value(client, ADM1026_REG_TEMP_MIN[nr],
1012 data->temp_min[nr]);
1013 up(&data->update_lock);
1014 return count;
1015}
1016static ssize_t show_temp_max(struct device *dev, char *buf, int nr)
1017{
1018 struct adm1026_data *data = adm1026_update_device(dev);
1019 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_max[nr]));
1020}
1021static ssize_t set_temp_max(struct device *dev, const char *buf,
1022 size_t count, int nr)
1023{
1024 struct i2c_client *client = to_i2c_client(dev);
1025 struct adm1026_data *data = i2c_get_clientdata(client);
1026 int val = simple_strtol(buf, NULL, 10);
1027
1028 down(&data->update_lock);
1029 data->temp_max[nr] = TEMP_TO_REG(val);
1030 adm1026_write_value(client, ADM1026_REG_TEMP_MAX[nr],
1031 data->temp_max[nr]);
1032 up(&data->update_lock);
1033 return count;
1034}
1035#define temp_reg(offset) \
1036static ssize_t show_temp_##offset (struct device *dev, char *buf) \
1037{ \
1038 return show_temp(dev, buf, offset - 1); \
1039} \
1040static ssize_t show_temp_##offset##_min (struct device *dev, char *buf) \
1041{ \
1042 return show_temp_min(dev, buf, offset - 1); \
1043} \
1044static ssize_t show_temp_##offset##_max (struct device *dev, char *buf) \
1045{ \
1046 return show_temp_max(dev, buf, offset - 1); \
1047} \
1048static ssize_t set_temp_##offset##_min (struct device *dev, \
1049 const char *buf, size_t count) \
1050{ \
1051 return set_temp_min(dev, buf, count, offset - 1); \
1052} \
1053static ssize_t set_temp_##offset##_max (struct device *dev, \
1054 const char *buf, size_t count) \
1055{ \
1056 return set_temp_max(dev, buf, count, offset - 1); \
1057} \
1058static DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_temp_##offset, NULL); \
1059static DEVICE_ATTR(temp##offset##_min, S_IRUGO | S_IWUSR, \
1060 show_temp_##offset##_min, set_temp_##offset##_min); \
1061static DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR, \
1062 show_temp_##offset##_max, set_temp_##offset##_max);
1063
1064
1065temp_reg(1);
1066temp_reg(2);
1067temp_reg(3);
1068
1069static ssize_t show_temp_offset(struct device *dev, char *buf, int nr)
1070{
1071 struct adm1026_data *data = adm1026_update_device(dev);
1072 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_offset[nr]));
1073}
1074static ssize_t set_temp_offset(struct device *dev, const char *buf,
1075 size_t count, int nr)
1076{
1077 struct i2c_client *client = to_i2c_client(dev);
1078 struct adm1026_data *data = i2c_get_clientdata(client);
1079 int val = simple_strtol(buf, NULL, 10);
1080
1081 down(&data->update_lock);
1082 data->temp_offset[nr] = TEMP_TO_REG(val);
1083 adm1026_write_value(client, ADM1026_REG_TEMP_OFFSET[nr],
1084 data->temp_offset[nr]);
1085 up(&data->update_lock);
1086 return count;
1087}
1088
1089#define temp_offset_reg(offset) \
1090static ssize_t show_temp_##offset##_offset (struct device *dev, char *buf) \
1091{ \
1092 return show_temp_offset(dev, buf, offset - 1); \
1093} \
1094static ssize_t set_temp_##offset##_offset (struct device *dev, \
1095 const char *buf, size_t count) \
1096{ \
1097 return set_temp_offset(dev, buf, count, offset - 1); \
1098} \
1099static DEVICE_ATTR(temp##offset##_offset, S_IRUGO | S_IWUSR, \
1100 show_temp_##offset##_offset, set_temp_##offset##_offset);
1101
1102temp_offset_reg(1);
1103temp_offset_reg(2);
1104temp_offset_reg(3);
1105
1106static ssize_t show_temp_auto_point1_temp_hyst(struct device *dev, char *buf,
1107 int nr)
1108{
1109 struct adm1026_data *data = adm1026_update_device(dev);
1110 return sprintf(buf,"%d\n", TEMP_FROM_REG(
1111 ADM1026_FAN_ACTIVATION_TEMP_HYST + data->temp_tmin[nr]));
1112}
1113static ssize_t show_temp_auto_point2_temp(struct device *dev, char *buf,
1114 int nr)
1115{
1116 struct adm1026_data *data = adm1026_update_device(dev);
1117 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_tmin[nr] +
1118 ADM1026_FAN_CONTROL_TEMP_RANGE));
1119}
1120static ssize_t show_temp_auto_point1_temp(struct device *dev, char *buf,
1121 int nr)
1122{
1123 struct adm1026_data *data = adm1026_update_device(dev);
1124 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_tmin[nr]));
1125}
1126static ssize_t set_temp_auto_point1_temp(struct device *dev, const char *buf,
1127 size_t count, int nr)
1128{
1129 struct i2c_client *client = to_i2c_client(dev);
1130 struct adm1026_data *data = i2c_get_clientdata(client);
1131 int val = simple_strtol(buf, NULL, 10);
1132
1133 down(&data->update_lock);
1134 data->temp_tmin[nr] = TEMP_TO_REG(val);
1135 adm1026_write_value(client, ADM1026_REG_TEMP_TMIN[nr],
1136 data->temp_tmin[nr]);
1137 up(&data->update_lock);
1138 return count;
1139}
1140
1141#define temp_auto_point(offset) \
1142static ssize_t show_temp##offset##_auto_point1_temp (struct device *dev, \
1143 char *buf) \
1144{ \
1145 return show_temp_auto_point1_temp(dev, buf, offset - 1); \
1146} \
1147static ssize_t set_temp##offset##_auto_point1_temp (struct device *dev, \
1148 const char *buf, size_t count) \
1149{ \
1150 return set_temp_auto_point1_temp(dev, buf, count, offset - 1); \
1151} \
1152static ssize_t show_temp##offset##_auto_point1_temp_hyst (struct device \
1153 *dev, char *buf) \
1154{ \
1155 return show_temp_auto_point1_temp_hyst(dev, buf, offset - 1); \
1156} \
1157static ssize_t show_temp##offset##_auto_point2_temp (struct device *dev, \
1158 char *buf) \
1159{ \
1160 return show_temp_auto_point2_temp(dev, buf, offset - 1); \
1161} \
1162static DEVICE_ATTR(temp##offset##_auto_point1_temp, S_IRUGO | S_IWUSR, \
1163 show_temp##offset##_auto_point1_temp, \
1164 set_temp##offset##_auto_point1_temp); \
1165static DEVICE_ATTR(temp##offset##_auto_point1_temp_hyst, S_IRUGO, \
1166 show_temp##offset##_auto_point1_temp_hyst, NULL); \
1167static DEVICE_ATTR(temp##offset##_auto_point2_temp, S_IRUGO, \
1168 show_temp##offset##_auto_point2_temp, NULL);
1169
1170temp_auto_point(1);
1171temp_auto_point(2);
1172temp_auto_point(3);
1173
1174static ssize_t show_temp_crit_enable(struct device *dev, char *buf)
1175{
1176 struct adm1026_data *data = adm1026_update_device(dev);
1177 return sprintf(buf,"%d\n", (data->config1 & CFG1_THERM_HOT) >> 4);
1178}
1179static ssize_t set_temp_crit_enable(struct device *dev, const char *buf,
1180 size_t count)
1181{
1182 struct i2c_client *client = to_i2c_client(dev);
1183 struct adm1026_data *data = i2c_get_clientdata(client);
1184 int val = simple_strtol(buf, NULL, 10);
1185
1186 if ((val == 1) || (val==0)) {
1187 down(&data->update_lock);
1188 data->config1 = (data->config1 & ~CFG1_THERM_HOT) | (val << 4);
1189 adm1026_write_value(client, ADM1026_REG_CONFIG1,
1190 data->config1);
1191 up(&data->update_lock);
1192 }
1193 return count;
1194}
1195
1196static DEVICE_ATTR(temp1_crit_enable, S_IRUGO | S_IWUSR,
1197 show_temp_crit_enable, set_temp_crit_enable);
1198
1199static DEVICE_ATTR(temp2_crit_enable, S_IRUGO | S_IWUSR,
1200 show_temp_crit_enable, set_temp_crit_enable);
1201
1202static DEVICE_ATTR(temp3_crit_enable, S_IRUGO | S_IWUSR,
1203 show_temp_crit_enable, set_temp_crit_enable);
1204
1205
1206static ssize_t show_temp_crit(struct device *dev, char *buf, int nr)
1207{
1208 struct adm1026_data *data = adm1026_update_device(dev);
1209 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_crit[nr]));
1210}
1211static ssize_t set_temp_crit(struct device *dev, const char *buf,
1212 size_t count, int nr)
1213{
1214 struct i2c_client *client = to_i2c_client(dev);
1215 struct adm1026_data *data = i2c_get_clientdata(client);
1216 int val = simple_strtol(buf, NULL, 10);
1217
1218 down(&data->update_lock);
1219 data->temp_crit[nr] = TEMP_TO_REG(val);
1220 adm1026_write_value(client, ADM1026_REG_TEMP_THERM[nr],
1221 data->temp_crit[nr]);
1222 up(&data->update_lock);
1223 return count;
1224}
1225
1226#define temp_crit_reg(offset) \
1227static ssize_t show_temp_##offset##_crit (struct device *dev, char *buf) \
1228{ \
1229 return show_temp_crit(dev, buf, offset - 1); \
1230} \
1231static ssize_t set_temp_##offset##_crit (struct device *dev, \
1232 const char *buf, size_t count) \
1233{ \
1234 return set_temp_crit(dev, buf, count, offset - 1); \
1235} \
1236static DEVICE_ATTR(temp##offset##_crit, S_IRUGO | S_IWUSR, \
1237 show_temp_##offset##_crit, set_temp_##offset##_crit);
1238
1239temp_crit_reg(1);
1240temp_crit_reg(2);
1241temp_crit_reg(3);
1242
1243static ssize_t show_analog_out_reg(struct device *dev, char *buf)
1244{
1245 struct adm1026_data *data = adm1026_update_device(dev);
1246 return sprintf(buf,"%d\n", DAC_FROM_REG(data->analog_out));
1247}
1248static ssize_t set_analog_out_reg(struct device *dev, const char *buf,
1249 size_t count)
1250{
1251 struct i2c_client *client = to_i2c_client(dev);
1252 struct adm1026_data *data = i2c_get_clientdata(client);
1253 int val = simple_strtol(buf, NULL, 10);
1254
1255 down(&data->update_lock);
1256 data->analog_out = DAC_TO_REG(val);
1257 adm1026_write_value(client, ADM1026_REG_DAC, data->analog_out);
1258 up(&data->update_lock);
1259 return count;
1260}
1261
1262static DEVICE_ATTR(analog_out, S_IRUGO | S_IWUSR, show_analog_out_reg,
1263 set_analog_out_reg);
1264
1265static ssize_t show_vid_reg(struct device *dev, char *buf)
1266{
1267 struct adm1026_data *data = adm1026_update_device(dev);
1268 return sprintf(buf,"%d\n", vid_from_reg(data->vid & 0x3f, data->vrm));
1269}
1270
1271static DEVICE_ATTR(vid, S_IRUGO, show_vid_reg, NULL);
1272
1273static ssize_t show_vrm_reg(struct device *dev, char *buf)
1274{
1275 struct adm1026_data *data = adm1026_update_device(dev);
1276 return sprintf(buf,"%d\n", data->vrm);
1277}
1278static ssize_t store_vrm_reg(struct device *dev, const char *buf,
1279 size_t count)
1280{
1281 struct i2c_client *client = to_i2c_client(dev);
1282 struct adm1026_data *data = i2c_get_clientdata(client);
1283
1284 data->vrm = simple_strtol(buf, NULL, 10);
1285 return count;
1286}
1287
1288static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg);
1289
1290static ssize_t show_alarms_reg(struct device *dev, char *buf)
1291{
1292 struct adm1026_data *data = adm1026_update_device(dev);
1293 return sprintf(buf, "%ld\n", (long) (data->alarms));
1294}
1295
1296static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL);
1297
1298static ssize_t show_alarm_mask(struct device *dev, char *buf)
1299{
1300 struct adm1026_data *data = adm1026_update_device(dev);
1301 return sprintf(buf,"%ld\n", data->alarm_mask);
1302}
1303static ssize_t set_alarm_mask(struct device *dev, const char *buf,
1304 size_t count)
1305{
1306 struct i2c_client *client = to_i2c_client(dev);
1307 struct adm1026_data *data = i2c_get_clientdata(client);
1308 int val = simple_strtol(buf, NULL, 10);
1309 unsigned long mask;
1310
1311 down(&data->update_lock);
1312 data->alarm_mask = val & 0x7fffffff;
1313 mask = data->alarm_mask
1314 | (data->gpio_mask & 0x10000 ? 0x80000000 : 0);
1315 adm1026_write_value(client, ADM1026_REG_MASK1,
1316 mask & 0xff);
1317 mask >>= 8;
1318 adm1026_write_value(client, ADM1026_REG_MASK2,
1319 mask & 0xff);
1320 mask >>= 8;
1321 adm1026_write_value(client, ADM1026_REG_MASK3,
1322 mask & 0xff);
1323 mask >>= 8;
1324 adm1026_write_value(client, ADM1026_REG_MASK4,
1325 mask & 0xff);
1326 up(&data->update_lock);
1327 return count;
1328}
1329
1330static DEVICE_ATTR(alarm_mask, S_IRUGO | S_IWUSR, show_alarm_mask,
1331 set_alarm_mask);
1332
1333
1334static ssize_t show_gpio(struct device *dev, char *buf)
1335{
1336 struct adm1026_data *data = adm1026_update_device(dev);
1337 return sprintf(buf,"%ld\n", data->gpio);
1338}
1339static ssize_t set_gpio(struct device *dev, const char *buf,
1340 size_t count)
1341{
1342 struct i2c_client *client = to_i2c_client(dev);
1343 struct adm1026_data *data = i2c_get_clientdata(client);
1344 int val = simple_strtol(buf, NULL, 10);
1345 long gpio;
1346
1347 down(&data->update_lock);
1348 data->gpio = val & 0x1ffff;
1349 gpio = data->gpio;
1350 adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_0_7,gpio & 0xff);
1351 gpio >>= 8;
1352 adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_8_15,gpio & 0xff);
1353 gpio = ((gpio >> 1) & 0x80) | (data->alarms >> 24 & 0x7f);
1354 adm1026_write_value(client, ADM1026_REG_STATUS4,gpio & 0xff);
1355 up(&data->update_lock);
1356 return count;
1357}
1358
1359static DEVICE_ATTR(gpio, S_IRUGO | S_IWUSR, show_gpio, set_gpio);
1360
1361
1362static ssize_t show_gpio_mask(struct device *dev, char *buf)
1363{
1364 struct adm1026_data *data = adm1026_update_device(dev);
1365 return sprintf(buf,"%ld\n", data->gpio_mask);
1366}
1367static ssize_t set_gpio_mask(struct device *dev, const char *buf,
1368 size_t count)
1369{
1370 struct i2c_client *client = to_i2c_client(dev);
1371 struct adm1026_data *data = i2c_get_clientdata(client);
1372 int val = simple_strtol(buf, NULL, 10);
1373 long mask;
1374
1375 down(&data->update_lock);
1376 data->gpio_mask = val & 0x1ffff;
1377 mask = data->gpio_mask;
1378 adm1026_write_value(client, ADM1026_REG_GPIO_MASK_0_7,mask & 0xff);
1379 mask >>= 8;
1380 adm1026_write_value(client, ADM1026_REG_GPIO_MASK_8_15,mask & 0xff);
1381 mask = ((mask >> 1) & 0x80) | (data->alarm_mask >> 24 & 0x7f);
1382 adm1026_write_value(client, ADM1026_REG_MASK1,mask & 0xff);
1383 up(&data->update_lock);
1384 return count;
1385}
1386
1387static DEVICE_ATTR(gpio_mask, S_IRUGO | S_IWUSR, show_gpio_mask, set_gpio_mask);
1388
1389static ssize_t show_pwm_reg(struct device *dev, char *buf)
1390{
1391 struct adm1026_data *data = adm1026_update_device(dev);
1392 return sprintf(buf,"%d\n", PWM_FROM_REG(data->pwm1.pwm));
1393}
1394static ssize_t set_pwm_reg(struct device *dev, const char *buf,
1395 size_t count)
1396{
1397 struct i2c_client *client = to_i2c_client(dev);
1398 struct adm1026_data *data = i2c_get_clientdata(client);
1399
1400 if (data->pwm1.enable == 1) {
1401 int val = simple_strtol(buf, NULL, 10);
1402
1403 down(&data->update_lock);
1404 data->pwm1.pwm = PWM_TO_REG(val);
1405 adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm);
1406 up(&data->update_lock);
1407 }
1408 return count;
1409}
1410static ssize_t show_auto_pwm_min(struct device *dev, char *buf)
1411{
1412 struct adm1026_data *data = adm1026_update_device(dev);
1413 return sprintf(buf,"%d\n", data->pwm1.auto_pwm_min);
1414}
1415static ssize_t set_auto_pwm_min(struct device *dev, const char *buf,
1416 size_t count)
1417{
1418 struct i2c_client *client = to_i2c_client(dev);
1419 struct adm1026_data *data = i2c_get_clientdata(client);
1420 int val = simple_strtol(buf, NULL, 10);
1421
1422 down(&data->update_lock);
1423 data->pwm1.auto_pwm_min = SENSORS_LIMIT(val,0,255);
1424 if (data->pwm1.enable == 2) { /* apply immediately */
1425 data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) |
1426 PWM_MIN_TO_REG(data->pwm1.auto_pwm_min));
1427 adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm);
1428 }
1429 up(&data->update_lock);
1430 return count;
1431}
1432static ssize_t show_auto_pwm_max(struct device *dev, char *buf)
1433{
1434 return sprintf(buf,"%d\n", ADM1026_PWM_MAX);
1435}
1436static ssize_t show_pwm_enable(struct device *dev, char *buf)
1437{
1438 struct adm1026_data *data = adm1026_update_device(dev);
1439 return sprintf(buf,"%d\n", data->pwm1.enable);
1440}
1441static ssize_t set_pwm_enable(struct device *dev, const char *buf,
1442 size_t count)
1443{
1444 struct i2c_client *client = to_i2c_client(dev);
1445 struct adm1026_data *data = i2c_get_clientdata(client);
1446 int val = simple_strtol(buf, NULL, 10);
1447 int old_enable;
1448
1449 if ((val >= 0) && (val < 3)) {
1450 down(&data->update_lock);
1451 old_enable = data->pwm1.enable;
1452 data->pwm1.enable = val;
1453 data->config1 = (data->config1 & ~CFG1_PWM_AFC)
1454 | ((val == 2) ? CFG1_PWM_AFC : 0);
1455 adm1026_write_value(client, ADM1026_REG_CONFIG1,
1456 data->config1);
1457 if (val == 2) { /* apply pwm1_auto_pwm_min to pwm1 */
1458 data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) |
1459 PWM_MIN_TO_REG(data->pwm1.auto_pwm_min));
1460 adm1026_write_value(client, ADM1026_REG_PWM,
1461 data->pwm1.pwm);
1462 } else if (!((old_enable == 1) && (val == 1))) {
1463 /* set pwm to safe value */
1464 data->pwm1.pwm = 255;
1465 adm1026_write_value(client, ADM1026_REG_PWM,
1466 data->pwm1.pwm);
1467 }
1468 up(&data->update_lock);
1469 }
1470 return count;
1471}
1472
1473/* enable PWM fan control */
1474static DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1475static DEVICE_ATTR(pwm2, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1476static DEVICE_ATTR(pwm3, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1477static DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
1478 set_pwm_enable);
1479static DEVICE_ATTR(pwm2_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
1480 set_pwm_enable);
1481static DEVICE_ATTR(pwm3_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
1482 set_pwm_enable);
1483static DEVICE_ATTR(temp1_auto_point1_pwm, S_IRUGO | S_IWUSR,
1484 show_auto_pwm_min, set_auto_pwm_min);
1485static DEVICE_ATTR(temp2_auto_point1_pwm, S_IRUGO | S_IWUSR,
1486 show_auto_pwm_min, set_auto_pwm_min);
1487static DEVICE_ATTR(temp3_auto_point1_pwm, S_IRUGO | S_IWUSR,
1488 show_auto_pwm_min, set_auto_pwm_min);
1489
1490static DEVICE_ATTR(temp1_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1491static DEVICE_ATTR(temp2_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1492static DEVICE_ATTR(temp3_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1493
1494int adm1026_detect(struct i2c_adapter *adapter, int address,
1495 int kind)
1496{
1497 int company, verstep;
1498 struct i2c_client *new_client;
1499 struct adm1026_data *data;
1500 int err = 0;
1501 const char *type_name = "";
1502
1503 if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
1504 /* We need to be able to do byte I/O */
1505 goto exit;
1506 };
1507
1508 /* OK. For now, we presume we have a valid client. We now create the
1509 client structure, even though we cannot fill it completely yet.
1510 But it allows us to access adm1026_{read,write}_value. */
1511
1512 if (!(data = kmalloc(sizeof(struct adm1026_data), GFP_KERNEL))) {
1513 err = -ENOMEM;
1514 goto exit;
1515 }
1516
1517 memset(data, 0, sizeof(struct adm1026_data));
1518
1519 new_client = &data->client;
1520 i2c_set_clientdata(new_client, data);
1521 new_client->addr = address;
1522 new_client->adapter = adapter;
1523 new_client->driver = &adm1026_driver;
1524 new_client->flags = 0;
1525
1526 /* Now, we do the remaining detection. */
1527
1528 company = adm1026_read_value(new_client, ADM1026_REG_COMPANY);
1529 verstep = adm1026_read_value(new_client, ADM1026_REG_VERSTEP);
1530
1531 dev_dbg(&new_client->dev, "Detecting device at %d,0x%02x with"
1532 " COMPANY: 0x%02x and VERSTEP: 0x%02x\n",
1533 i2c_adapter_id(new_client->adapter), new_client->addr,
1534 company, verstep);
1535
1536 /* If auto-detecting, Determine the chip type. */
1537 if (kind <= 0) {
1538 dev_dbg(&new_client->dev, "Autodetecting device at %d,0x%02x "
1539 "...\n", i2c_adapter_id(adapter), address);
1540 if (company == ADM1026_COMPANY_ANALOG_DEV
1541 && verstep == ADM1026_VERSTEP_ADM1026) {
1542 kind = adm1026;
1543 } else if (company == ADM1026_COMPANY_ANALOG_DEV
1544 && (verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) {
1545 dev_err(&adapter->dev, ": Unrecognized stepping "
1546 "0x%02x. Defaulting to ADM1026.\n", verstep);
1547 kind = adm1026;
1548 } else if ((verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) {
1549 dev_err(&adapter->dev, ": Found version/stepping "
1550 "0x%02x. Assuming generic ADM1026.\n",
1551 verstep);
1552 kind = any_chip;
1553 } else {
1554 dev_dbg(&new_client->dev, ": Autodetection "
1555 "failed\n");
1556 /* Not an ADM1026 ... */
1557 if (kind == 0) { /* User used force=x,y */
1558 dev_err(&adapter->dev, "Generic ADM1026 not "
1559 "found at %d,0x%02x. Try "
1560 "force_adm1026.\n",
1561 i2c_adapter_id(adapter), address);
1562 }
1563 err = 0;
1564 goto exitfree;
1565 }
1566 }
1567
1568 /* Fill in the chip specific driver values */
1569 switch (kind) {
1570 case any_chip :
1571 type_name = "adm1026";
1572 break;
1573 case adm1026 :
1574 type_name = "adm1026";
1575 break;
1576 default :
1577 dev_err(&adapter->dev, ": Internal error, invalid "
1578 "kind (%d)!", kind);
1579 err = -EFAULT;
1580 goto exitfree;
1581 }
1582 strlcpy(new_client->name, type_name, I2C_NAME_SIZE);
1583
1584 /* Fill in the remaining client fields */
1585 data->type = kind;
1586 data->valid = 0;
1587 init_MUTEX(&data->update_lock);
1588
1589 /* Tell the I2C layer a new client has arrived */
1590 if ((err = i2c_attach_client(new_client)))
1591 goto exitfree;
1592
1593 /* Set the VRM version */
1594 data->vrm = i2c_which_vrm();
1595
1596 /* Initialize the ADM1026 chip */
1597 adm1026_init_client(new_client);
1598
1599 /* Register sysfs hooks */
1600 device_create_file(&new_client->dev, &dev_attr_in0_input);
1601 device_create_file(&new_client->dev, &dev_attr_in0_max);
1602 device_create_file(&new_client->dev, &dev_attr_in0_min);
1603 device_create_file(&new_client->dev, &dev_attr_in1_input);
1604 device_create_file(&new_client->dev, &dev_attr_in1_max);
1605 device_create_file(&new_client->dev, &dev_attr_in1_min);
1606 device_create_file(&new_client->dev, &dev_attr_in2_input);
1607 device_create_file(&new_client->dev, &dev_attr_in2_max);
1608 device_create_file(&new_client->dev, &dev_attr_in2_min);
1609 device_create_file(&new_client->dev, &dev_attr_in3_input);
1610 device_create_file(&new_client->dev, &dev_attr_in3_max);
1611 device_create_file(&new_client->dev, &dev_attr_in3_min);
1612 device_create_file(&new_client->dev, &dev_attr_in4_input);
1613 device_create_file(&new_client->dev, &dev_attr_in4_max);
1614 device_create_file(&new_client->dev, &dev_attr_in4_min);
1615 device_create_file(&new_client->dev, &dev_attr_in5_input);
1616 device_create_file(&new_client->dev, &dev_attr_in5_max);
1617 device_create_file(&new_client->dev, &dev_attr_in5_min);
1618 device_create_file(&new_client->dev, &dev_attr_in6_input);
1619 device_create_file(&new_client->dev, &dev_attr_in6_max);
1620 device_create_file(&new_client->dev, &dev_attr_in6_min);
1621 device_create_file(&new_client->dev, &dev_attr_in7_input);
1622 device_create_file(&new_client->dev, &dev_attr_in7_max);
1623 device_create_file(&new_client->dev, &dev_attr_in7_min);
1624 device_create_file(&new_client->dev, &dev_attr_in8_input);
1625 device_create_file(&new_client->dev, &dev_attr_in8_max);
1626 device_create_file(&new_client->dev, &dev_attr_in8_min);
1627 device_create_file(&new_client->dev, &dev_attr_in9_input);
1628 device_create_file(&new_client->dev, &dev_attr_in9_max);
1629 device_create_file(&new_client->dev, &dev_attr_in9_min);
1630 device_create_file(&new_client->dev, &dev_attr_in10_input);
1631 device_create_file(&new_client->dev, &dev_attr_in10_max);
1632 device_create_file(&new_client->dev, &dev_attr_in10_min);
1633 device_create_file(&new_client->dev, &dev_attr_in11_input);
1634 device_create_file(&new_client->dev, &dev_attr_in11_max);
1635 device_create_file(&new_client->dev, &dev_attr_in11_min);
1636 device_create_file(&new_client->dev, &dev_attr_in12_input);
1637 device_create_file(&new_client->dev, &dev_attr_in12_max);
1638 device_create_file(&new_client->dev, &dev_attr_in12_min);
1639 device_create_file(&new_client->dev, &dev_attr_in13_input);
1640 device_create_file(&new_client->dev, &dev_attr_in13_max);
1641 device_create_file(&new_client->dev, &dev_attr_in13_min);
1642 device_create_file(&new_client->dev, &dev_attr_in14_input);
1643 device_create_file(&new_client->dev, &dev_attr_in14_max);
1644 device_create_file(&new_client->dev, &dev_attr_in14_min);
1645 device_create_file(&new_client->dev, &dev_attr_in15_input);
1646 device_create_file(&new_client->dev, &dev_attr_in15_max);
1647 device_create_file(&new_client->dev, &dev_attr_in15_min);
1648 device_create_file(&new_client->dev, &dev_attr_in16_input);
1649 device_create_file(&new_client->dev, &dev_attr_in16_max);
1650 device_create_file(&new_client->dev, &dev_attr_in16_min);
1651 device_create_file(&new_client->dev, &dev_attr_fan1_input);
1652 device_create_file(&new_client->dev, &dev_attr_fan1_div);
1653 device_create_file(&new_client->dev, &dev_attr_fan1_min);
1654 device_create_file(&new_client->dev, &dev_attr_fan2_input);
1655 device_create_file(&new_client->dev, &dev_attr_fan2_div);
1656 device_create_file(&new_client->dev, &dev_attr_fan2_min);
1657 device_create_file(&new_client->dev, &dev_attr_fan3_input);
1658 device_create_file(&new_client->dev, &dev_attr_fan3_div);
1659 device_create_file(&new_client->dev, &dev_attr_fan3_min);
1660 device_create_file(&new_client->dev, &dev_attr_fan4_input);
1661 device_create_file(&new_client->dev, &dev_attr_fan4_div);
1662 device_create_file(&new_client->dev, &dev_attr_fan4_min);
1663 device_create_file(&new_client->dev, &dev_attr_fan5_input);
1664 device_create_file(&new_client->dev, &dev_attr_fan5_div);
1665 device_create_file(&new_client->dev, &dev_attr_fan5_min);
1666 device_create_file(&new_client->dev, &dev_attr_fan6_input);
1667 device_create_file(&new_client->dev, &dev_attr_fan6_div);
1668 device_create_file(&new_client->dev, &dev_attr_fan6_min);
1669 device_create_file(&new_client->dev, &dev_attr_fan7_input);
1670 device_create_file(&new_client->dev, &dev_attr_fan7_div);
1671 device_create_file(&new_client->dev, &dev_attr_fan7_min);
1672 device_create_file(&new_client->dev, &dev_attr_fan8_input);
1673 device_create_file(&new_client->dev, &dev_attr_fan8_div);
1674 device_create_file(&new_client->dev, &dev_attr_fan8_min);
1675 device_create_file(&new_client->dev, &dev_attr_temp1_input);
1676 device_create_file(&new_client->dev, &dev_attr_temp1_max);
1677 device_create_file(&new_client->dev, &dev_attr_temp1_min);
1678 device_create_file(&new_client->dev, &dev_attr_temp2_input);
1679 device_create_file(&new_client->dev, &dev_attr_temp2_max);
1680 device_create_file(&new_client->dev, &dev_attr_temp2_min);
1681 device_create_file(&new_client->dev, &dev_attr_temp3_input);
1682 device_create_file(&new_client->dev, &dev_attr_temp3_max);
1683 device_create_file(&new_client->dev, &dev_attr_temp3_min);
1684 device_create_file(&new_client->dev, &dev_attr_temp1_offset);
1685 device_create_file(&new_client->dev, &dev_attr_temp2_offset);
1686 device_create_file(&new_client->dev, &dev_attr_temp3_offset);
1687 device_create_file(&new_client->dev,
1688 &dev_attr_temp1_auto_point1_temp);
1689 device_create_file(&new_client->dev,
1690 &dev_attr_temp2_auto_point1_temp);
1691 device_create_file(&new_client->dev,
1692 &dev_attr_temp3_auto_point1_temp);
1693 device_create_file(&new_client->dev,
1694 &dev_attr_temp1_auto_point1_temp_hyst);
1695 device_create_file(&new_client->dev,
1696 &dev_attr_temp2_auto_point1_temp_hyst);
1697 device_create_file(&new_client->dev,
1698 &dev_attr_temp3_auto_point1_temp_hyst);
1699 device_create_file(&new_client->dev,
1700 &dev_attr_temp1_auto_point2_temp);
1701 device_create_file(&new_client->dev,
1702 &dev_attr_temp2_auto_point2_temp);
1703 device_create_file(&new_client->dev,
1704 &dev_attr_temp3_auto_point2_temp);
1705 device_create_file(&new_client->dev, &dev_attr_temp1_crit);
1706 device_create_file(&new_client->dev, &dev_attr_temp2_crit);
1707 device_create_file(&new_client->dev, &dev_attr_temp3_crit);
1708 device_create_file(&new_client->dev, &dev_attr_temp1_crit_enable);
1709 device_create_file(&new_client->dev, &dev_attr_temp2_crit_enable);
1710 device_create_file(&new_client->dev, &dev_attr_temp3_crit_enable);
1711 device_create_file(&new_client->dev, &dev_attr_vid);
1712 device_create_file(&new_client->dev, &dev_attr_vrm);
1713 device_create_file(&new_client->dev, &dev_attr_alarms);
1714 device_create_file(&new_client->dev, &dev_attr_alarm_mask);
1715 device_create_file(&new_client->dev, &dev_attr_gpio);
1716 device_create_file(&new_client->dev, &dev_attr_gpio_mask);
1717 device_create_file(&new_client->dev, &dev_attr_pwm1);
1718 device_create_file(&new_client->dev, &dev_attr_pwm2);
1719 device_create_file(&new_client->dev, &dev_attr_pwm3);
1720 device_create_file(&new_client->dev, &dev_attr_pwm1_enable);
1721 device_create_file(&new_client->dev, &dev_attr_pwm2_enable);
1722 device_create_file(&new_client->dev, &dev_attr_pwm3_enable);
1723 device_create_file(&new_client->dev, &dev_attr_temp1_auto_point1_pwm);
1724 device_create_file(&new_client->dev, &dev_attr_temp2_auto_point1_pwm);
1725 device_create_file(&new_client->dev, &dev_attr_temp3_auto_point1_pwm);
1726 device_create_file(&new_client->dev, &dev_attr_temp1_auto_point2_pwm);
1727 device_create_file(&new_client->dev, &dev_attr_temp2_auto_point2_pwm);
1728 device_create_file(&new_client->dev, &dev_attr_temp3_auto_point2_pwm);
1729 device_create_file(&new_client->dev, &dev_attr_analog_out);
1730 return 0;
1731
1732 /* Error out and cleanup code */
1733exitfree:
1734 kfree(new_client);
1735exit:
1736 return err;
1737}
1738static int __init sm_adm1026_init(void)
1739{
1740 return i2c_add_driver(&adm1026_driver);
1741}
1742
1743static void __exit sm_adm1026_exit(void)
1744{
1745 i2c_del_driver(&adm1026_driver);
1746}
1747
1748MODULE_LICENSE("GPL");
1749MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, "
1750 "Justin Thiessen <jthiessen@penguincomputing.com>");
1751MODULE_DESCRIPTION("ADM1026 driver");
1752
1753module_init(sm_adm1026_init);
1754module_exit(sm_adm1026_exit);
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