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[PATCH] I2C hwmon: add hwmon sysfs class to drivers
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / hwmon / adm1026.c
blobeb55133a13ee737f3427877a9c949a232ca871eb
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/module.h>
27 #include <linux/init.h>
28 #include <linux/slab.h>
29 #include <linux/jiffies.h>
30 #include <linux/i2c.h>
31 #include <linux/i2c-sensor.h>
32 #include <linux/i2c-vid.h>
33 #include <linux/hwmon-sysfs.h>
34 #include <linux/hwmon.h>
35 #include <linux/err.h>
36
37 /* Addresses to scan */
38 static unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
39 static unsigned int normal_isa[] = { I2C_CLIENT_ISA_END };
40
41 /* Insmod parameters */
42 SENSORS_INSMOD_1(adm1026);
43
44 static int gpio_input[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
45 -1, -1, -1, -1, -1, -1, -1, -1 };
46 static int gpio_output[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
47 -1, -1, -1, -1, -1, -1, -1, -1 };
48 static int gpio_inverted[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
49 -1, -1, -1, -1, -1, -1, -1, -1 };
50 static int gpio_normal[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
51 -1, -1, -1, -1, -1, -1, -1, -1 };
52 static int gpio_fan[8] = { -1, -1, -1, -1, -1, -1, -1, -1 };
53 module_param_array(gpio_input,int,NULL,0);
54 MODULE_PARM_DESC(gpio_input,"List of GPIO pins (0-16) to program as inputs");
55 module_param_array(gpio_output,int,NULL,0);
56 MODULE_PARM_DESC(gpio_output,"List of GPIO pins (0-16) to program as "
57 "outputs");
58 module_param_array(gpio_inverted,int,NULL,0);
59 MODULE_PARM_DESC(gpio_inverted,"List of GPIO pins (0-16) to program as "
60 "inverted");
61 module_param_array(gpio_normal,int,NULL,0);
62 MODULE_PARM_DESC(gpio_normal,"List of GPIO pins (0-16) to program as "
63 "normal/non-inverted");
64 module_param_array(gpio_fan,int,NULL,0);
65 MODULE_PARM_DESC(gpio_fan,"List of GPIO pins (0-7) to program as fan tachs");
66
67 /* Many ADM1026 constants specified below */
68
69 /* The ADM1026 registers */
70 #define ADM1026_REG_CONFIG1 0x00
71 #define CFG1_MONITOR 0x01
72 #define CFG1_INT_ENABLE 0x02
73 #define CFG1_INT_CLEAR 0x04
74 #define CFG1_AIN8_9 0x08
75 #define CFG1_THERM_HOT 0x10
76 #define CFG1_DAC_AFC 0x20
77 #define CFG1_PWM_AFC 0x40
78 #define CFG1_RESET 0x80
79 #define ADM1026_REG_CONFIG2 0x01
80 /* CONFIG2 controls FAN0/GPIO0 through FAN7/GPIO7 */
81 #define ADM1026_REG_CONFIG3 0x07
82 #define CFG3_GPIO16_ENABLE 0x01
83 #define CFG3_CI_CLEAR 0x02
84 #define CFG3_VREF_250 0x04
85 #define CFG3_GPIO16_DIR 0x40
86 #define CFG3_GPIO16_POL 0x80
87 #define ADM1026_REG_E2CONFIG 0x13
88 #define E2CFG_READ 0x01
89 #define E2CFG_WRITE 0x02
90 #define E2CFG_ERASE 0x04
91 #define E2CFG_ROM 0x08
92 #define E2CFG_CLK_EXT 0x80
93
94 /* There are 10 general analog inputs and 7 dedicated inputs
95 * They are:
96 * 0 - 9 = AIN0 - AIN9
97 * 10 = Vbat
98 * 11 = 3.3V Standby
99 * 12 = 3.3V Main
100 * 13 = +5V
101 * 14 = Vccp (CPU core voltage)
102 * 15 = +12V
103 * 16 = -12V
104 */
105 static u16 ADM1026_REG_IN[] = {
106 0x30, 0x31, 0x32, 0x33, 0x34, 0x35,
107 0x36, 0x37, 0x27, 0x29, 0x26, 0x2a,
108 0x2b, 0x2c, 0x2d, 0x2e, 0x2f
109 };
110 static u16 ADM1026_REG_IN_MIN[] = {
111 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d,
112 0x5e, 0x5f, 0x6d, 0x49, 0x6b, 0x4a,
113 0x4b, 0x4c, 0x4d, 0x4e, 0x4f
114 };
115 static u16 ADM1026_REG_IN_MAX[] = {
116 0x50, 0x51, 0x52, 0x53, 0x54, 0x55,
117 0x56, 0x57, 0x6c, 0x41, 0x6a, 0x42,
118 0x43, 0x44, 0x45, 0x46, 0x47
119 };
120
121 /* Temperatures are:
122 * 0 - Internal
123 * 1 - External 1
124 * 2 - External 2
125 */
126 static u16 ADM1026_REG_TEMP[] = { 0x1f, 0x28, 0x29 };
127 static u16 ADM1026_REG_TEMP_MIN[] = { 0x69, 0x48, 0x49 };
128 static u16 ADM1026_REG_TEMP_MAX[] = { 0x68, 0x40, 0x41 };
129 static u16 ADM1026_REG_TEMP_TMIN[] = { 0x10, 0x11, 0x12 };
130 static u16 ADM1026_REG_TEMP_THERM[] = { 0x0d, 0x0e, 0x0f };
131 static u16 ADM1026_REG_TEMP_OFFSET[] = { 0x1e, 0x6e, 0x6f };
132
133 #define ADM1026_REG_FAN(nr) (0x38 + (nr))
134 #define ADM1026_REG_FAN_MIN(nr) (0x60 + (nr))
135 #define ADM1026_REG_FAN_DIV_0_3 0x02
136 #define ADM1026_REG_FAN_DIV_4_7 0x03
137
138 #define ADM1026_REG_DAC 0x04
139 #define ADM1026_REG_PWM 0x05
140
141 #define ADM1026_REG_GPIO_CFG_0_3 0x08
142 #define ADM1026_REG_GPIO_CFG_4_7 0x09
143 #define ADM1026_REG_GPIO_CFG_8_11 0x0a
144 #define ADM1026_REG_GPIO_CFG_12_15 0x0b
145 /* CFG_16 in REG_CFG3 */
146 #define ADM1026_REG_GPIO_STATUS_0_7 0x24
147 #define ADM1026_REG_GPIO_STATUS_8_15 0x25
148 /* STATUS_16 in REG_STATUS4 */
149 #define ADM1026_REG_GPIO_MASK_0_7 0x1c
150 #define ADM1026_REG_GPIO_MASK_8_15 0x1d
151 /* MASK_16 in REG_MASK4 */
152
153 #define ADM1026_REG_COMPANY 0x16
154 #define ADM1026_REG_VERSTEP 0x17
155 /* These are the recognized values for the above regs */
156 #define ADM1026_COMPANY_ANALOG_DEV 0x41
157 #define ADM1026_VERSTEP_GENERIC 0x40
158 #define ADM1026_VERSTEP_ADM1026 0x44
159
160 #define ADM1026_REG_MASK1 0x18
161 #define ADM1026_REG_MASK2 0x19
162 #define ADM1026_REG_MASK3 0x1a
163 #define ADM1026_REG_MASK4 0x1b
164
165 #define ADM1026_REG_STATUS1 0x20
166 #define ADM1026_REG_STATUS2 0x21
167 #define ADM1026_REG_STATUS3 0x22
168 #define ADM1026_REG_STATUS4 0x23
169
170 #define ADM1026_FAN_ACTIVATION_TEMP_HYST -6
171 #define ADM1026_FAN_CONTROL_TEMP_RANGE 20
172 #define ADM1026_PWM_MAX 255
173
174 /* Conversions. Rounding and limit checking is only done on the TO_REG
175 * variants. Note that you should be a bit careful with which arguments
176 * these macros are called: arguments may be evaluated more than once.
177 */
178
179 /* IN are scaled acording to built-in resistors. These are the
180 * voltages corresponding to 3/4 of full scale (192 or 0xc0)
181 * NOTE: The -12V input needs an additional factor to account
182 * for the Vref pullup resistor.
183 * NEG12_OFFSET = SCALE * Vref / V-192 - Vref
184 * = 13875 * 2.50 / 1.875 - 2500
185 * = 16000
186 *
187 * The values in this table are based on Table II, page 15 of the
188 * datasheet.
189 */
190 static int adm1026_scaling[] = { /* .001 Volts */
191 2250, 2250, 2250, 2250, 2250, 2250,
192 1875, 1875, 1875, 1875, 3000, 3330,
193 3330, 4995, 2250, 12000, 13875
194 };
195 #define NEG12_OFFSET 16000
196 #define SCALE(val,from,to) (((val)*(to) + ((from)/2))/(from))
197 #define INS_TO_REG(n,val) (SENSORS_LIMIT(SCALE(val,adm1026_scaling[n],192),\
198 0,255))
199 #define INS_FROM_REG(n,val) (SCALE(val,192,adm1026_scaling[n]))
200
201 /* FAN speed is measured using 22.5kHz clock and counts for 2 pulses
202 * and we assume a 2 pulse-per-rev fan tach signal
203 * 22500 kHz * 60 (sec/min) * 2 (pulse) / 2 (pulse/rev) == 1350000
204 */
205 #define FAN_TO_REG(val,div) ((val)<=0 ? 0xff : SENSORS_LIMIT(1350000/((val)*\
206 (div)),1,254))
207 #define FAN_FROM_REG(val,div) ((val)==0?-1:(val)==0xff ? 0 : 1350000/((val)*\
208 (div)))
209 #define DIV_FROM_REG(val) (1<<(val))
210 #define DIV_TO_REG(val) ((val)>=8 ? 3 : (val)>=4 ? 2 : (val)>=2 ? 1 : 0)
211
212 /* Temperature is reported in 1 degC increments */
213 #define TEMP_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\
214 -127,127))
215 #define TEMP_FROM_REG(val) ((val) * 1000)
216 #define OFFSET_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\
217 -127,127))
218 #define OFFSET_FROM_REG(val) ((val) * 1000)
219
220 #define PWM_TO_REG(val) (SENSORS_LIMIT(val,0,255))
221 #define PWM_FROM_REG(val) (val)
222
223 #define PWM_MIN_TO_REG(val) ((val) & 0xf0)
224 #define PWM_MIN_FROM_REG(val) (((val) & 0xf0) + ((val) >> 4))
225
226 /* Analog output is a voltage, and scaled to millivolts. The datasheet
227 * indicates that the DAC could be used to drive the fans, but in our
228 * example board (Arima HDAMA) it isn't connected to the fans at all.
229 */
230 #define DAC_TO_REG(val) (SENSORS_LIMIT(((((val)*255)+500)/2500),0,255))
231 #define DAC_FROM_REG(val) (((val)*2500)/255)
232
233 /* Typically used with systems using a v9.1 VRM spec ? */
234 #define ADM1026_INIT_VRM 91
235
236 /* Chip sampling rates
237 *
238 * Some sensors are not updated more frequently than once per second
239 * so it doesn't make sense to read them more often than that.
240 * We cache the results and return the saved data if the driver
241 * is called again before a second has elapsed.
242 *
243 * Also, there is significant configuration data for this chip
244 * So, we keep the config data up to date in the cache
245 * when it is written and only sample it once every 5 *minutes*
246 */
247 #define ADM1026_DATA_INTERVAL (1 * HZ)
248 #define ADM1026_CONFIG_INTERVAL (5 * 60 * HZ)
249
250 /* We allow for multiple chips in a single system.
251 *
252 * For each registered ADM1026, we need to keep state information
253 * at client->data. The adm1026_data structure is dynamically
254 * allocated, when a new client structure is allocated. */
255
256 struct pwm_data {
257 u8 pwm;
258 u8 enable;
259 u8 auto_pwm_min;
260 };
261
262 struct adm1026_data {
263 struct i2c_client client;
264 struct class_device *class_dev;
265 struct semaphore lock;
266 enum chips type;
267
268 struct semaphore update_lock;
269 int valid; /* !=0 if following fields are valid */
270 unsigned long last_reading; /* In jiffies */
271 unsigned long last_config; /* In jiffies */
272
273 u8 in[17]; /* Register value */
274 u8 in_max[17]; /* Register value */
275 u8 in_min[17]; /* Register value */
276 s8 temp[3]; /* Register value */
277 s8 temp_min[3]; /* Register value */
278 s8 temp_max[3]; /* Register value */
279 s8 temp_tmin[3]; /* Register value */
280 s8 temp_crit[3]; /* Register value */
281 s8 temp_offset[3]; /* Register value */
282 u8 fan[8]; /* Register value */
283 u8 fan_min[8]; /* Register value */
284 u8 fan_div[8]; /* Decoded value */
285 struct pwm_data pwm1; /* Pwm control values */
286 int vid; /* Decoded value */
287 u8 vrm; /* VRM version */
288 u8 analog_out; /* Register value (DAC) */
289 long alarms; /* Register encoding, combined */
290 long alarm_mask; /* Register encoding, combined */
291 long gpio; /* Register encoding, combined */
292 long gpio_mask; /* Register encoding, combined */
293 u8 gpio_config[17]; /* Decoded value */
294 u8 config1; /* Register value */
295 u8 config2; /* Register value */
296 u8 config3; /* Register value */
297 };
298
299 static int adm1026_attach_adapter(struct i2c_adapter *adapter);
300 static int adm1026_detect(struct i2c_adapter *adapter, int address,
301 int kind);
302 static int adm1026_detach_client(struct i2c_client *client);
303 static int adm1026_read_value(struct i2c_client *client, u8 register);
304 static int adm1026_write_value(struct i2c_client *client, u8 register,
305 int value);
306 static void adm1026_print_gpio(struct i2c_client *client);
307 static void adm1026_fixup_gpio(struct i2c_client *client);
308 static struct adm1026_data *adm1026_update_device(struct device *dev);
309 static void adm1026_init_client(struct i2c_client *client);
310
311
312 static struct i2c_driver adm1026_driver = {
313 .owner = THIS_MODULE,
314 .name = "adm1026",
315 .flags = I2C_DF_NOTIFY,
316 .attach_adapter = adm1026_attach_adapter,
317 .detach_client = adm1026_detach_client,
318 };
319
320 int adm1026_attach_adapter(struct i2c_adapter *adapter)
321 {
322 if (!(adapter->class & I2C_CLASS_HWMON)) {
323 return 0;
324 }
325 return i2c_detect(adapter, &addr_data, adm1026_detect);
326 }
327
328 int adm1026_detach_client(struct i2c_client *client)
329 {
330 struct adm1026_data *data = i2c_get_clientdata(client);
331 hwmon_device_unregister(data->class_dev);
332 i2c_detach_client(client);
333 kfree(data);
334 return 0;
335 }
336
337 int adm1026_read_value(struct i2c_client *client, u8 reg)
338 {
339 int res;
340
341 if (reg < 0x80) {
342 /* "RAM" locations */
343 res = i2c_smbus_read_byte_data(client, reg) & 0xff;
344 } else {
345 /* EEPROM, do nothing */
346 res = 0;
347 }
348 return res;
349 }
350
351 int adm1026_write_value(struct i2c_client *client, u8 reg, int value)
352 {
353 int res;
354
355 if (reg < 0x80) {
356 /* "RAM" locations */
357 res = i2c_smbus_write_byte_data(client, reg, value);
358 } else {
359 /* EEPROM, do nothing */
360 res = 0;
361 }
362 return res;
363 }
364
365 void adm1026_init_client(struct i2c_client *client)
366 {
367 int value, i;
368 struct adm1026_data *data = i2c_get_clientdata(client);
369
370 dev_dbg(&client->dev, "Initializing device\n");
371 /* Read chip config */
372 data->config1 = adm1026_read_value(client, ADM1026_REG_CONFIG1);
373 data->config2 = adm1026_read_value(client, ADM1026_REG_CONFIG2);
374 data->config3 = adm1026_read_value(client, ADM1026_REG_CONFIG3);
375
376 /* Inform user of chip config */
377 dev_dbg(&client->dev, "ADM1026_REG_CONFIG1 is: 0x%02x\n",
378 data->config1);
379 if ((data->config1 & CFG1_MONITOR) == 0) {
380 dev_dbg(&client->dev, "Monitoring not currently "
381 "enabled.\n");
382 }
383 if (data->config1 & CFG1_INT_ENABLE) {
384 dev_dbg(&client->dev, "SMBALERT interrupts are "
385 "enabled.\n");
386 }
387 if (data->config1 & CFG1_AIN8_9) {
388 dev_dbg(&client->dev, "in8 and in9 enabled. "
389 "temp3 disabled.\n");
390 } else {
391 dev_dbg(&client->dev, "temp3 enabled. in8 and "
392 "in9 disabled.\n");
393 }
394 if (data->config1 & CFG1_THERM_HOT) {
395 dev_dbg(&client->dev, "Automatic THERM, PWM, "
396 "and temp limits enabled.\n");
397 }
398
399 value = data->config3;
400 if (data->config3 & CFG3_GPIO16_ENABLE) {
401 dev_dbg(&client->dev, "GPIO16 enabled. THERM "
402 "pin disabled.\n");
403 } else {
404 dev_dbg(&client->dev, "THERM pin enabled. "
405 "GPIO16 disabled.\n");
406 }
407 if (data->config3 & CFG3_VREF_250) {
408 dev_dbg(&client->dev, "Vref is 2.50 Volts.\n");
409 } else {
410 dev_dbg(&client->dev, "Vref is 1.82 Volts.\n");
411 }
412 /* Read and pick apart the existing GPIO configuration */
413 value = 0;
414 for (i = 0;i <= 15;++i) {
415 if ((i & 0x03) == 0) {
416 value = adm1026_read_value(client,
417 ADM1026_REG_GPIO_CFG_0_3 + i/4);
418 }
419 data->gpio_config[i] = value & 0x03;
420 value >>= 2;
421 }
422 data->gpio_config[16] = (data->config3 >> 6) & 0x03;
423
424 /* ... and then print it */
425 adm1026_print_gpio(client);
426
427 /* If the user asks us to reprogram the GPIO config, then
428 * do it now.
429 */
430 if (gpio_input[0] != -1 || gpio_output[0] != -1
431 || gpio_inverted[0] != -1 || gpio_normal[0] != -1
432 || gpio_fan[0] != -1) {
433 adm1026_fixup_gpio(client);
434 }
435
436 /* WE INTENTIONALLY make no changes to the limits,
437 * offsets, pwms, fans and zones. If they were
438 * configured, we don't want to mess with them.
439 * If they weren't, the default is 100% PWM, no
440 * control and will suffice until 'sensors -s'
441 * can be run by the user. We DO set the default
442 * value for pwm1.auto_pwm_min to its maximum
443 * so that enabling automatic pwm fan control
444 * without first setting a value for pwm1.auto_pwm_min
445 * will not result in potentially dangerous fan speed decrease.
446 */
447 data->pwm1.auto_pwm_min=255;
448 /* Start monitoring */
449 value = adm1026_read_value(client, ADM1026_REG_CONFIG1);
450 /* Set MONITOR, clear interrupt acknowledge and s/w reset */
451 value = (value | CFG1_MONITOR) & (~CFG1_INT_CLEAR & ~CFG1_RESET);
452 dev_dbg(&client->dev, "Setting CONFIG to: 0x%02x\n", value);
453 data->config1 = value;
454 adm1026_write_value(client, ADM1026_REG_CONFIG1, value);
455
456 /* initialize fan_div[] to hardware defaults */
457 value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3) |
458 (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7) << 8);
459 for (i = 0;i <= 7;++i) {
460 data->fan_div[i] = DIV_FROM_REG(value & 0x03);
461 value >>= 2;
462 }
463 }
464
465 void adm1026_print_gpio(struct i2c_client *client)
466 {
467 struct adm1026_data *data = i2c_get_clientdata(client);
468 int i;
469
470 dev_dbg(&client->dev, "GPIO config is:");
471 for (i = 0;i <= 7;++i) {
472 if (data->config2 & (1 << i)) {
473 dev_dbg(&client->dev, "\t%sGP%s%d\n",
474 data->gpio_config[i] & 0x02 ? "" : "!",
475 data->gpio_config[i] & 0x01 ? "OUT" : "IN",
476 i);
477 } else {
478 dev_dbg(&client->dev, "\tFAN%d\n", i);
479 }
480 }
481 for (i = 8;i <= 15;++i) {
482 dev_dbg(&client->dev, "\t%sGP%s%d\n",
483 data->gpio_config[i] & 0x02 ? "" : "!",
484 data->gpio_config[i] & 0x01 ? "OUT" : "IN",
485 i);
486 }
487 if (data->config3 & CFG3_GPIO16_ENABLE) {
488 dev_dbg(&client->dev, "\t%sGP%s16\n",
489 data->gpio_config[16] & 0x02 ? "" : "!",
490 data->gpio_config[16] & 0x01 ? "OUT" : "IN");
491 } else {
492 /* GPIO16 is THERM */
493 dev_dbg(&client->dev, "\tTHERM\n");
494 }
495 }
496
497 void adm1026_fixup_gpio(struct i2c_client *client)
498 {
499 struct adm1026_data *data = i2c_get_clientdata(client);
500 int i;
501 int value;
502
503 /* Make the changes requested. */
504 /* We may need to unlock/stop monitoring or soft-reset the
505 * chip before we can make changes. This hasn't been
506 * tested much. FIXME
507 */
508
509 /* Make outputs */
510 for (i = 0;i <= 16;++i) {
511 if (gpio_output[i] >= 0 && gpio_output[i] <= 16) {
512 data->gpio_config[gpio_output[i]] |= 0x01;
513 }
514 /* if GPIO0-7 is output, it isn't a FAN tach */
515 if (gpio_output[i] >= 0 && gpio_output[i] <= 7) {
516 data->config2 |= 1 << gpio_output[i];
517 }
518 }
519
520 /* Input overrides output */
521 for (i = 0;i <= 16;++i) {
522 if (gpio_input[i] >= 0 && gpio_input[i] <= 16) {
523 data->gpio_config[gpio_input[i]] &= ~ 0x01;
524 }
525 /* if GPIO0-7 is input, it isn't a FAN tach */
526 if (gpio_input[i] >= 0 && gpio_input[i] <= 7) {
527 data->config2 |= 1 << gpio_input[i];
528 }
529 }
530
531 /* Inverted */
532 for (i = 0;i <= 16;++i) {
533 if (gpio_inverted[i] >= 0 && gpio_inverted[i] <= 16) {
534 data->gpio_config[gpio_inverted[i]] &= ~ 0x02;
535 }
536 }
537
538 /* Normal overrides inverted */
539 for (i = 0;i <= 16;++i) {
540 if (gpio_normal[i] >= 0 && gpio_normal[i] <= 16) {
541 data->gpio_config[gpio_normal[i]] |= 0x02;
542 }
543 }
544
545 /* Fan overrides input and output */
546 for (i = 0;i <= 7;++i) {
547 if (gpio_fan[i] >= 0 && gpio_fan[i] <= 7) {
548 data->config2 &= ~(1 << gpio_fan[i]);
549 }
550 }
551
552 /* Write new configs to registers */
553 adm1026_write_value(client, ADM1026_REG_CONFIG2, data->config2);
554 data->config3 = (data->config3 & 0x3f)
555 | ((data->gpio_config[16] & 0x03) << 6);
556 adm1026_write_value(client, ADM1026_REG_CONFIG3, data->config3);
557 for (i = 15, value = 0;i >= 0;--i) {
558 value <<= 2;
559 value |= data->gpio_config[i] & 0x03;
560 if ((i & 0x03) == 0) {
561 adm1026_write_value(client,
562 ADM1026_REG_GPIO_CFG_0_3 + i/4,
563 value);
564 value = 0;
565 }
566 }
567
568 /* Print the new config */
569 adm1026_print_gpio(client);
570 }
571
572
573 static struct adm1026_data *adm1026_update_device(struct device *dev)
574 {
575 struct i2c_client *client = to_i2c_client(dev);
576 struct adm1026_data *data = i2c_get_clientdata(client);
577 int i;
578 long value, alarms, gpio;
579
580 down(&data->update_lock);
581 if (!data->valid
582 || time_after(jiffies, data->last_reading + ADM1026_DATA_INTERVAL)) {
583 /* Things that change quickly */
584 dev_dbg(&client->dev,"Reading sensor values\n");
585 for (i = 0;i <= 16;++i) {
586 data->in[i] =
587 adm1026_read_value(client, ADM1026_REG_IN[i]);
588 }
589
590 for (i = 0;i <= 7;++i) {
591 data->fan[i] =
592 adm1026_read_value(client, ADM1026_REG_FAN(i));
593 }
594
595 for (i = 0;i <= 2;++i) {
596 /* NOTE: temp[] is s8 and we assume 2's complement
597 * "conversion" in the assignment */
598 data->temp[i] =
599 adm1026_read_value(client, ADM1026_REG_TEMP[i]);
600 }
601
602 data->pwm1.pwm = adm1026_read_value(client,
603 ADM1026_REG_PWM);
604 data->analog_out = adm1026_read_value(client,
605 ADM1026_REG_DAC);
606 /* GPIO16 is MSbit of alarms, move it to gpio */
607 alarms = adm1026_read_value(client, ADM1026_REG_STATUS4);
608 gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */
609 alarms &= 0x7f;
610 alarms <<= 8;
611 alarms |= adm1026_read_value(client, ADM1026_REG_STATUS3);
612 alarms <<= 8;
613 alarms |= adm1026_read_value(client, ADM1026_REG_STATUS2);
614 alarms <<= 8;
615 alarms |= adm1026_read_value(client, ADM1026_REG_STATUS1);
616 data->alarms = alarms;
617
618 /* Read the GPIO values */
619 gpio |= adm1026_read_value(client,
620 ADM1026_REG_GPIO_STATUS_8_15);
621 gpio <<= 8;
622 gpio |= adm1026_read_value(client,
623 ADM1026_REG_GPIO_STATUS_0_7);
624 data->gpio = gpio;
625
626 data->last_reading = jiffies;
627 }; /* last_reading */
628
629 if (!data->valid ||
630 time_after(jiffies, data->last_config + ADM1026_CONFIG_INTERVAL)) {
631 /* Things that don't change often */
632 dev_dbg(&client->dev, "Reading config values\n");
633 for (i = 0;i <= 16;++i) {
634 data->in_min[i] = adm1026_read_value(client,
635 ADM1026_REG_IN_MIN[i]);
636 data->in_max[i] = adm1026_read_value(client,
637 ADM1026_REG_IN_MAX[i]);
638 }
639
640 value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3)
641 | (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7)
642 << 8);
643 for (i = 0;i <= 7;++i) {
644 data->fan_min[i] = adm1026_read_value(client,
645 ADM1026_REG_FAN_MIN(i));
646 data->fan_div[i] = DIV_FROM_REG(value & 0x03);
647 value >>= 2;
648 }
649
650 for (i = 0; i <= 2; ++i) {
651 /* NOTE: temp_xxx[] are s8 and we assume 2's
652 * complement "conversion" in the assignment
653 */
654 data->temp_min[i] = adm1026_read_value(client,
655 ADM1026_REG_TEMP_MIN[i]);
656 data->temp_max[i] = adm1026_read_value(client,
657 ADM1026_REG_TEMP_MAX[i]);
658 data->temp_tmin[i] = adm1026_read_value(client,
659 ADM1026_REG_TEMP_TMIN[i]);
660 data->temp_crit[i] = adm1026_read_value(client,
661 ADM1026_REG_TEMP_THERM[i]);
662 data->temp_offset[i] = adm1026_read_value(client,
663 ADM1026_REG_TEMP_OFFSET[i]);
664 }
665
666 /* Read the STATUS/alarm masks */
667 alarms = adm1026_read_value(client, ADM1026_REG_MASK4);
668 gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */
669 alarms = (alarms & 0x7f) << 8;
670 alarms |= adm1026_read_value(client, ADM1026_REG_MASK3);
671 alarms <<= 8;
672 alarms |= adm1026_read_value(client, ADM1026_REG_MASK2);
673 alarms <<= 8;
674 alarms |= adm1026_read_value(client, ADM1026_REG_MASK1);
675 data->alarm_mask = alarms;
676
677 /* Read the GPIO values */
678 gpio |= adm1026_read_value(client,
679 ADM1026_REG_GPIO_MASK_8_15);
680 gpio <<= 8;
681 gpio |= adm1026_read_value(client, ADM1026_REG_GPIO_MASK_0_7);
682 data->gpio_mask = gpio;
683
684 /* Read various values from CONFIG1 */
685 data->config1 = adm1026_read_value(client,
686 ADM1026_REG_CONFIG1);
687 if (data->config1 & CFG1_PWM_AFC) {
688 data->pwm1.enable = 2;
689 data->pwm1.auto_pwm_min =
690 PWM_MIN_FROM_REG(data->pwm1.pwm);
691 }
692 /* Read the GPIO config */
693 data->config2 = adm1026_read_value(client,
694 ADM1026_REG_CONFIG2);
695 data->config3 = adm1026_read_value(client,
696 ADM1026_REG_CONFIG3);
697 data->gpio_config[16] = (data->config3 >> 6) & 0x03;
698
699 value = 0;
700 for (i = 0;i <= 15;++i) {
701 if ((i & 0x03) == 0) {
702 value = adm1026_read_value(client,
703 ADM1026_REG_GPIO_CFG_0_3 + i/4);
704 }
705 data->gpio_config[i] = value & 0x03;
706 value >>= 2;
707 }
708
709 data->last_config = jiffies;
710 }; /* last_config */
711
712 dev_dbg(&client->dev, "Setting VID from GPIO11-15.\n");
713 data->vid = (data->gpio >> 11) & 0x1f;
714 data->valid = 1;
715 up(&data->update_lock);
716 return data;
717 }
718
719 static ssize_t show_in(struct device *dev, struct device_attribute *attr,
720 char *buf)
721 {
722 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
723 int nr = sensor_attr->index;
724 struct adm1026_data *data = adm1026_update_device(dev);
725 return sprintf(buf,"%d\n", INS_FROM_REG(nr, data->in[nr]));
726 }
727 static ssize_t show_in_min(struct device *dev, struct device_attribute *attr,
728 char *buf)
729 {
730 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
731 int nr = sensor_attr->index;
732 struct adm1026_data *data = adm1026_update_device(dev);
733 return sprintf(buf,"%d\n", INS_FROM_REG(nr, data->in_min[nr]));
734 }
735 static ssize_t set_in_min(struct device *dev, struct device_attribute *attr,
736 const char *buf, size_t count)
737 {
738 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
739 int nr = sensor_attr->index;
740 struct i2c_client *client = to_i2c_client(dev);
741 struct adm1026_data *data = i2c_get_clientdata(client);
742 int val = simple_strtol(buf, NULL, 10);
743
744 down(&data->update_lock);
745 data->in_min[nr] = INS_TO_REG(nr, val);
746 adm1026_write_value(client, ADM1026_REG_IN_MIN[nr], data->in_min[nr]);
747 up(&data->update_lock);
748 return count;
749 }
750 static ssize_t show_in_max(struct device *dev, struct device_attribute *attr,
751 char *buf)
752 {
753 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
754 int nr = sensor_attr->index;
755 struct adm1026_data *data = adm1026_update_device(dev);
756 return sprintf(buf,"%d\n", INS_FROM_REG(nr, data->in_max[nr]));
757 }
758 static ssize_t set_in_max(struct device *dev, struct device_attribute *attr,
759 const char *buf, size_t count)
760 {
761 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
762 int nr = sensor_attr->index;
763 struct i2c_client *client = to_i2c_client(dev);
764 struct adm1026_data *data = i2c_get_clientdata(client);
765 int val = simple_strtol(buf, NULL, 10);
766
767 down(&data->update_lock);
768 data->in_max[nr] = INS_TO_REG(nr, val);
769 adm1026_write_value(client, ADM1026_REG_IN_MAX[nr], data->in_max[nr]);
770 up(&data->update_lock);
771 return count;
772 }
773
774 #define in_reg(offset) \
775 static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, show_in, \
776 NULL, offset); \
777 static SENSOR_DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR, \
778 show_in_min, set_in_min, offset); \
779 static SENSOR_DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR, \
780 show_in_max, set_in_max, offset);
781
782
783 in_reg(0);
784 in_reg(1);
785 in_reg(2);
786 in_reg(3);
787 in_reg(4);
788 in_reg(5);
789 in_reg(6);
790 in_reg(7);
791 in_reg(8);
792 in_reg(9);
793 in_reg(10);
794 in_reg(11);
795 in_reg(12);
796 in_reg(13);
797 in_reg(14);
798 in_reg(15);
799
800 static ssize_t show_in16(struct device *dev, struct device_attribute *attr, char *buf)
801 {
802 struct adm1026_data *data = adm1026_update_device(dev);
803 return sprintf(buf,"%d\n", INS_FROM_REG(16, data->in[16]) -
804 NEG12_OFFSET);
805 }
806 static ssize_t show_in16_min(struct device *dev, struct device_attribute *attr, char *buf)
807 {
808 struct adm1026_data *data = adm1026_update_device(dev);
809 return sprintf(buf,"%d\n", INS_FROM_REG(16, data->in_min[16])
810 - NEG12_OFFSET);
811 }
812 static ssize_t set_in16_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
813 {
814 struct i2c_client *client = to_i2c_client(dev);
815 struct adm1026_data *data = i2c_get_clientdata(client);
816 int val = simple_strtol(buf, NULL, 10);
817
818 down(&data->update_lock);
819 data->in_min[16] = INS_TO_REG(16, val + NEG12_OFFSET);
820 adm1026_write_value(client, ADM1026_REG_IN_MIN[16], data->in_min[16]);
821 up(&data->update_lock);
822 return count;
823 }
824 static ssize_t show_in16_max(struct device *dev, struct device_attribute *attr, char *buf)
825 {
826 struct adm1026_data *data = adm1026_update_device(dev);
827 return sprintf(buf,"%d\n", INS_FROM_REG(16, data->in_max[16])
828 - NEG12_OFFSET);
829 }
830 static ssize_t set_in16_max(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
831 {
832 struct i2c_client *client = to_i2c_client(dev);
833 struct adm1026_data *data = i2c_get_clientdata(client);
834 int val = simple_strtol(buf, NULL, 10);
835
836 down(&data->update_lock);
837 data->in_max[16] = INS_TO_REG(16, val+NEG12_OFFSET);
838 adm1026_write_value(client, ADM1026_REG_IN_MAX[16], data->in_max[16]);
839 up(&data->update_lock);
840 return count;
841 }
842
843 static SENSOR_DEVICE_ATTR(in16_input, S_IRUGO, show_in16, NULL, 16);
844 static SENSOR_DEVICE_ATTR(in16_min, S_IRUGO | S_IWUSR, show_in16_min, set_in16_min, 16);
845 static SENSOR_DEVICE_ATTR(in16_max, S_IRUGO | S_IWUSR, show_in16_max, set_in16_max, 16);
846
847
848
849
850 /* Now add fan read/write functions */
851
852 static ssize_t show_fan(struct device *dev, struct device_attribute *attr,
853 char *buf)
854 {
855 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
856 int nr = sensor_attr->index;
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 }
861 static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr,
862 char *buf)
863 {
864 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
865 int nr = sensor_attr->index;
866 struct adm1026_data *data = adm1026_update_device(dev);
867 return sprintf(buf,"%d\n", FAN_FROM_REG(data->fan_min[nr],
868 data->fan_div[nr]));
869 }
870 static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr,
871 const char *buf, size_t count)
872 {
873 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
874 int nr = sensor_attr->index;
875 struct i2c_client *client = to_i2c_client(dev);
876 struct adm1026_data *data = i2c_get_clientdata(client);
877 int val = simple_strtol(buf, NULL, 10);
878
879 down(&data->update_lock);
880 data->fan_min[nr] = FAN_TO_REG(val, data->fan_div[nr]);
881 adm1026_write_value(client, ADM1026_REG_FAN_MIN(nr),
882 data->fan_min[nr]);
883 up(&data->update_lock);
884 return count;
885 }
886
887 #define fan_offset(offset) \
888 static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, show_fan, NULL, \
889 offset - 1); \
890 static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \
891 show_fan_min, set_fan_min, offset - 1);
892
893 fan_offset(1);
894 fan_offset(2);
895 fan_offset(3);
896 fan_offset(4);
897 fan_offset(5);
898 fan_offset(6);
899 fan_offset(7);
900 fan_offset(8);
901
902 /* Adjust fan_min to account for new fan divisor */
903 static void fixup_fan_min(struct device *dev, int fan, int old_div)
904 {
905 struct i2c_client *client = to_i2c_client(dev);
906 struct adm1026_data *data = i2c_get_clientdata(client);
907 int new_min;
908 int new_div = data->fan_div[fan];
909
910 /* 0 and 0xff are special. Don't adjust them */
911 if (data->fan_min[fan] == 0 || data->fan_min[fan] == 0xff) {
912 return;
913 }
914
915 new_min = data->fan_min[fan] * old_div / new_div;
916 new_min = SENSORS_LIMIT(new_min, 1, 254);
917 data->fan_min[fan] = new_min;
918 adm1026_write_value(client, ADM1026_REG_FAN_MIN(fan), new_min);
919 }
920
921 /* Now add fan_div read/write functions */
922 static ssize_t show_fan_div(struct device *dev, struct device_attribute *attr,
923 char *buf)
924 {
925 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
926 int nr = sensor_attr->index;
927 struct adm1026_data *data = adm1026_update_device(dev);
928 return sprintf(buf,"%d\n", data->fan_div[nr]);
929 }
930 static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr,
931 const char *buf, size_t count)
932 {
933 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
934 int nr = sensor_attr->index;
935 struct i2c_client *client = to_i2c_client(dev);
936 struct adm1026_data *data = i2c_get_clientdata(client);
937 int val,orig_div,new_div,shift;
938
939 val = simple_strtol(buf, NULL, 10);
940 new_div = DIV_TO_REG(val);
941 if (new_div == 0) {
942 return -EINVAL;
943 }
944 down(&data->update_lock);
945 orig_div = data->fan_div[nr];
946 data->fan_div[nr] = DIV_FROM_REG(new_div);
947
948 if (nr < 4) { /* 0 <= nr < 4 */
949 shift = 2 * nr;
950 adm1026_write_value(client, ADM1026_REG_FAN_DIV_0_3,
951 ((DIV_TO_REG(orig_div) & (~(0x03 << shift))) |
952 (new_div << shift)));
953 } else { /* 3 < nr < 8 */
954 shift = 2 * (nr - 4);
955 adm1026_write_value(client, ADM1026_REG_FAN_DIV_4_7,
956 ((DIV_TO_REG(orig_div) & (~(0x03 << (2 * shift)))) |
957 (new_div << shift)));
958 }
959
960 if (data->fan_div[nr] != orig_div) {
961 fixup_fan_min(dev,nr,orig_div);
962 }
963 up(&data->update_lock);
964 return count;
965 }
966
967 #define fan_offset_div(offset) \
968 static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \
969 show_fan_div, set_fan_div, offset - 1);
970
971 fan_offset_div(1);
972 fan_offset_div(2);
973 fan_offset_div(3);
974 fan_offset_div(4);
975 fan_offset_div(5);
976 fan_offset_div(6);
977 fan_offset_div(7);
978 fan_offset_div(8);
979
980 /* Temps */
981 static ssize_t show_temp(struct device *dev, struct device_attribute *attr,
982 char *buf)
983 {
984 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
985 int nr = sensor_attr->index;
986 struct adm1026_data *data = adm1026_update_device(dev);
987 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp[nr]));
988 }
989 static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr,
990 char *buf)
991 {
992 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
993 int nr = sensor_attr->index;
994 struct adm1026_data *data = adm1026_update_device(dev);
995 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_min[nr]));
996 }
997 static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr,
998 const char *buf, size_t count)
999 {
1000 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1001 int nr = sensor_attr->index;
1002 struct i2c_client *client = to_i2c_client(dev);
1003 struct adm1026_data *data = i2c_get_clientdata(client);
1004 int val = simple_strtol(buf, NULL, 10);
1005
1006 down(&data->update_lock);
1007 data->temp_min[nr] = TEMP_TO_REG(val);
1008 adm1026_write_value(client, ADM1026_REG_TEMP_MIN[nr],
1009 data->temp_min[nr]);
1010 up(&data->update_lock);
1011 return count;
1012 }
1013 static ssize_t show_temp_max(struct device *dev, struct device_attribute *attr,
1014 char *buf)
1015 {
1016 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1017 int nr = sensor_attr->index;
1018 struct adm1026_data *data = adm1026_update_device(dev);
1019 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_max[nr]));
1020 }
1021 static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr,
1022 const char *buf, size_t count)
1023 {
1024 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1025 int nr = sensor_attr->index;
1026 struct i2c_client *client = to_i2c_client(dev);
1027 struct adm1026_data *data = i2c_get_clientdata(client);
1028 int val = simple_strtol(buf, NULL, 10);
1029
1030 down(&data->update_lock);
1031 data->temp_max[nr] = TEMP_TO_REG(val);
1032 adm1026_write_value(client, ADM1026_REG_TEMP_MAX[nr],
1033 data->temp_max[nr]);
1034 up(&data->update_lock);
1035 return count;
1036 }
1037
1038 #define temp_reg(offset) \
1039 static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_temp, \
1040 NULL, offset - 1); \
1041 static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IRUGO | S_IWUSR, \
1042 show_temp_min, set_temp_min, offset - 1); \
1043 static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR, \
1044 show_temp_max, set_temp_max, offset - 1);
1045
1046
1047 temp_reg(1);
1048 temp_reg(2);
1049 temp_reg(3);
1050
1051 static ssize_t show_temp_offset(struct device *dev,
1052 struct device_attribute *attr, char *buf)
1053 {
1054 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1055 int nr = sensor_attr->index;
1056 struct adm1026_data *data = adm1026_update_device(dev);
1057 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_offset[nr]));
1058 }
1059 static ssize_t set_temp_offset(struct device *dev,
1060 struct device_attribute *attr, const char *buf,
1061 size_t count)
1062 {
1063 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1064 int nr = sensor_attr->index;
1065 struct i2c_client *client = to_i2c_client(dev);
1066 struct adm1026_data *data = i2c_get_clientdata(client);
1067 int val = simple_strtol(buf, NULL, 10);
1068
1069 down(&data->update_lock);
1070 data->temp_offset[nr] = TEMP_TO_REG(val);
1071 adm1026_write_value(client, ADM1026_REG_TEMP_OFFSET[nr],
1072 data->temp_offset[nr]);
1073 up(&data->update_lock);
1074 return count;
1075 }
1076
1077 #define temp_offset_reg(offset) \
1078 static SENSOR_DEVICE_ATTR(temp##offset##_offset, S_IRUGO | S_IWUSR, \
1079 show_temp_offset, set_temp_offset, offset - 1);
1080
1081 temp_offset_reg(1);
1082 temp_offset_reg(2);
1083 temp_offset_reg(3);
1084
1085 static ssize_t show_temp_auto_point1_temp_hyst(struct device *dev,
1086 struct device_attribute *attr, char *buf)
1087 {
1088 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1089 int nr = sensor_attr->index;
1090 struct adm1026_data *data = adm1026_update_device(dev);
1091 return sprintf(buf,"%d\n", TEMP_FROM_REG(
1092 ADM1026_FAN_ACTIVATION_TEMP_HYST + data->temp_tmin[nr]));
1093 }
1094 static ssize_t show_temp_auto_point2_temp(struct device *dev,
1095 struct device_attribute *attr, char *buf)
1096 {
1097 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1098 int nr = sensor_attr->index;
1099 struct adm1026_data *data = adm1026_update_device(dev);
1100 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_tmin[nr] +
1101 ADM1026_FAN_CONTROL_TEMP_RANGE));
1102 }
1103 static ssize_t show_temp_auto_point1_temp(struct device *dev,
1104 struct device_attribute *attr, char *buf)
1105 {
1106 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1107 int nr = sensor_attr->index;
1108 struct adm1026_data *data = adm1026_update_device(dev);
1109 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_tmin[nr]));
1110 }
1111 static ssize_t set_temp_auto_point1_temp(struct device *dev,
1112 struct device_attribute *attr, const char *buf, size_t count)
1113 {
1114 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1115 int nr = sensor_attr->index;
1116 struct i2c_client *client = to_i2c_client(dev);
1117 struct adm1026_data *data = i2c_get_clientdata(client);
1118 int val = simple_strtol(buf, NULL, 10);
1119
1120 down(&data->update_lock);
1121 data->temp_tmin[nr] = TEMP_TO_REG(val);
1122 adm1026_write_value(client, ADM1026_REG_TEMP_TMIN[nr],
1123 data->temp_tmin[nr]);
1124 up(&data->update_lock);
1125 return count;
1126 }
1127
1128 #define temp_auto_point(offset) \
1129 static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp, S_IRUGO | S_IWUSR, \
1130 show_temp_auto_point1_temp, set_temp_auto_point1_temp, \
1131 offset - 1); \
1132 static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp_hyst, S_IRUGO, \
1133 show_temp_auto_point1_temp_hyst, NULL, offset - 1); \
1134 static SENSOR_DEVICE_ATTR(temp##offset##_auto_point2_temp, S_IRUGO, \
1135 show_temp_auto_point2_temp, NULL, offset - 1);
1136
1137 temp_auto_point(1);
1138 temp_auto_point(2);
1139 temp_auto_point(3);
1140
1141 static ssize_t show_temp_crit_enable(struct device *dev,
1142 struct device_attribute *attr, char *buf)
1143 {
1144 struct adm1026_data *data = adm1026_update_device(dev);
1145 return sprintf(buf,"%d\n", (data->config1 & CFG1_THERM_HOT) >> 4);
1146 }
1147 static ssize_t set_temp_crit_enable(struct device *dev,
1148 struct device_attribute *attr, const char *buf, size_t count)
1149 {
1150 struct i2c_client *client = to_i2c_client(dev);
1151 struct adm1026_data *data = i2c_get_clientdata(client);
1152 int val = simple_strtol(buf, NULL, 10);
1153
1154 if ((val == 1) || (val==0)) {
1155 down(&data->update_lock);
1156 data->config1 = (data->config1 & ~CFG1_THERM_HOT) | (val << 4);
1157 adm1026_write_value(client, ADM1026_REG_CONFIG1,
1158 data->config1);
1159 up(&data->update_lock);
1160 }
1161 return count;
1162 }
1163
1164 #define temp_crit_enable(offset) \
1165 static DEVICE_ATTR(temp##offset##_crit_enable, S_IRUGO | S_IWUSR, \
1166 show_temp_crit_enable, set_temp_crit_enable);
1167
1168 temp_crit_enable(1);
1169 temp_crit_enable(2);
1170 temp_crit_enable(3);
1171
1172 static ssize_t show_temp_crit(struct device *dev,
1173 struct device_attribute *attr, char *buf)
1174 {
1175 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1176 int nr = sensor_attr->index;
1177 struct adm1026_data *data = adm1026_update_device(dev);
1178 return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_crit[nr]));
1179 }
1180 static ssize_t set_temp_crit(struct device *dev, struct device_attribute *attr,
1181 const char *buf, size_t count)
1182 {
1183 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1184 int nr = sensor_attr->index;
1185 struct i2c_client *client = to_i2c_client(dev);
1186 struct adm1026_data *data = i2c_get_clientdata(client);
1187 int val = simple_strtol(buf, NULL, 10);
1188
1189 down(&data->update_lock);
1190 data->temp_crit[nr] = TEMP_TO_REG(val);
1191 adm1026_write_value(client, ADM1026_REG_TEMP_THERM[nr],
1192 data->temp_crit[nr]);
1193 up(&data->update_lock);
1194 return count;
1195 }
1196
1197 #define temp_crit_reg(offset) \
1198 static SENSOR_DEVICE_ATTR(temp##offset##_crit, S_IRUGO | S_IWUSR, \
1199 show_temp_crit, set_temp_crit, offset - 1);
1200
1201 temp_crit_reg(1);
1202 temp_crit_reg(2);
1203 temp_crit_reg(3);
1204
1205 static ssize_t show_analog_out_reg(struct device *dev, struct device_attribute *attr, char *buf)
1206 {
1207 struct adm1026_data *data = adm1026_update_device(dev);
1208 return sprintf(buf,"%d\n", DAC_FROM_REG(data->analog_out));
1209 }
1210 static ssize_t set_analog_out_reg(struct device *dev, struct device_attribute *attr, const char *buf,
1211 size_t count)
1212 {
1213 struct i2c_client *client = to_i2c_client(dev);
1214 struct adm1026_data *data = i2c_get_clientdata(client);
1215 int val = simple_strtol(buf, NULL, 10);
1216
1217 down(&data->update_lock);
1218 data->analog_out = DAC_TO_REG(val);
1219 adm1026_write_value(client, ADM1026_REG_DAC, data->analog_out);
1220 up(&data->update_lock);
1221 return count;
1222 }
1223
1224 static DEVICE_ATTR(analog_out, S_IRUGO | S_IWUSR, show_analog_out_reg,
1225 set_analog_out_reg);
1226
1227 static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf)
1228 {
1229 struct adm1026_data *data = adm1026_update_device(dev);
1230 return sprintf(buf,"%d\n", vid_from_reg(data->vid & 0x3f, data->vrm));
1231 }
1232 /* vid deprecated in favour of cpu0_vid, remove after 2005-11-11 */
1233 static DEVICE_ATTR(vid, S_IRUGO, show_vid_reg, NULL);
1234 static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL);
1235
1236 static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf)
1237 {
1238 struct adm1026_data *data = adm1026_update_device(dev);
1239 return sprintf(buf,"%d\n", data->vrm);
1240 }
1241 static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf,
1242 size_t count)
1243 {
1244 struct i2c_client *client = to_i2c_client(dev);
1245 struct adm1026_data *data = i2c_get_clientdata(client);
1246
1247 data->vrm = simple_strtol(buf, NULL, 10);
1248 return count;
1249 }
1250
1251 static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg);
1252
1253 static ssize_t show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf)
1254 {
1255 struct adm1026_data *data = adm1026_update_device(dev);
1256 return sprintf(buf, "%ld\n", (long) (data->alarms));
1257 }
1258
1259 static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL);
1260
1261 static ssize_t show_alarm_mask(struct device *dev, struct device_attribute *attr, char *buf)
1262 {
1263 struct adm1026_data *data = adm1026_update_device(dev);
1264 return sprintf(buf,"%ld\n", data->alarm_mask);
1265 }
1266 static ssize_t set_alarm_mask(struct device *dev, struct device_attribute *attr, const char *buf,
1267 size_t count)
1268 {
1269 struct i2c_client *client = to_i2c_client(dev);
1270 struct adm1026_data *data = i2c_get_clientdata(client);
1271 int val = simple_strtol(buf, NULL, 10);
1272 unsigned long mask;
1273
1274 down(&data->update_lock);
1275 data->alarm_mask = val & 0x7fffffff;
1276 mask = data->alarm_mask
1277 | (data->gpio_mask & 0x10000 ? 0x80000000 : 0);
1278 adm1026_write_value(client, ADM1026_REG_MASK1,
1279 mask & 0xff);
1280 mask >>= 8;
1281 adm1026_write_value(client, ADM1026_REG_MASK2,
1282 mask & 0xff);
1283 mask >>= 8;
1284 adm1026_write_value(client, ADM1026_REG_MASK3,
1285 mask & 0xff);
1286 mask >>= 8;
1287 adm1026_write_value(client, ADM1026_REG_MASK4,
1288 mask & 0xff);
1289 up(&data->update_lock);
1290 return count;
1291 }
1292
1293 static DEVICE_ATTR(alarm_mask, S_IRUGO | S_IWUSR, show_alarm_mask,
1294 set_alarm_mask);
1295
1296
1297 static ssize_t show_gpio(struct device *dev, struct device_attribute *attr, char *buf)
1298 {
1299 struct adm1026_data *data = adm1026_update_device(dev);
1300 return sprintf(buf,"%ld\n", data->gpio);
1301 }
1302 static ssize_t set_gpio(struct device *dev, struct device_attribute *attr, const char *buf,
1303 size_t count)
1304 {
1305 struct i2c_client *client = to_i2c_client(dev);
1306 struct adm1026_data *data = i2c_get_clientdata(client);
1307 int val = simple_strtol(buf, NULL, 10);
1308 long gpio;
1309
1310 down(&data->update_lock);
1311 data->gpio = val & 0x1ffff;
1312 gpio = data->gpio;
1313 adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_0_7,gpio & 0xff);
1314 gpio >>= 8;
1315 adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_8_15,gpio & 0xff);
1316 gpio = ((gpio >> 1) & 0x80) | (data->alarms >> 24 & 0x7f);
1317 adm1026_write_value(client, ADM1026_REG_STATUS4,gpio & 0xff);
1318 up(&data->update_lock);
1319 return count;
1320 }
1321
1322 static DEVICE_ATTR(gpio, S_IRUGO | S_IWUSR, show_gpio, set_gpio);
1323
1324
1325 static ssize_t show_gpio_mask(struct device *dev, struct device_attribute *attr, char *buf)
1326 {
1327 struct adm1026_data *data = adm1026_update_device(dev);
1328 return sprintf(buf,"%ld\n", data->gpio_mask);
1329 }
1330 static ssize_t set_gpio_mask(struct device *dev, struct device_attribute *attr, const char *buf,
1331 size_t count)
1332 {
1333 struct i2c_client *client = to_i2c_client(dev);
1334 struct adm1026_data *data = i2c_get_clientdata(client);
1335 int val = simple_strtol(buf, NULL, 10);
1336 long mask;
1337
1338 down(&data->update_lock);
1339 data->gpio_mask = val & 0x1ffff;
1340 mask = data->gpio_mask;
1341 adm1026_write_value(client, ADM1026_REG_GPIO_MASK_0_7,mask & 0xff);
1342 mask >>= 8;
1343 adm1026_write_value(client, ADM1026_REG_GPIO_MASK_8_15,mask & 0xff);
1344 mask = ((mask >> 1) & 0x80) | (data->alarm_mask >> 24 & 0x7f);
1345 adm1026_write_value(client, ADM1026_REG_MASK1,mask & 0xff);
1346 up(&data->update_lock);
1347 return count;
1348 }
1349
1350 static DEVICE_ATTR(gpio_mask, S_IRUGO | S_IWUSR, show_gpio_mask, set_gpio_mask);
1351
1352 static ssize_t show_pwm_reg(struct device *dev, struct device_attribute *attr, char *buf)
1353 {
1354 struct adm1026_data *data = adm1026_update_device(dev);
1355 return sprintf(buf,"%d\n", PWM_FROM_REG(data->pwm1.pwm));
1356 }
1357 static ssize_t set_pwm_reg(struct device *dev, struct device_attribute *attr, const char *buf,
1358 size_t count)
1359 {
1360 struct i2c_client *client = to_i2c_client(dev);
1361 struct adm1026_data *data = i2c_get_clientdata(client);
1362
1363 if (data->pwm1.enable == 1) {
1364 int val = simple_strtol(buf, NULL, 10);
1365
1366 down(&data->update_lock);
1367 data->pwm1.pwm = PWM_TO_REG(val);
1368 adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm);
1369 up(&data->update_lock);
1370 }
1371 return count;
1372 }
1373 static ssize_t show_auto_pwm_min(struct device *dev, struct device_attribute *attr, char *buf)
1374 {
1375 struct adm1026_data *data = adm1026_update_device(dev);
1376 return sprintf(buf,"%d\n", data->pwm1.auto_pwm_min);
1377 }
1378 static ssize_t set_auto_pwm_min(struct device *dev, struct device_attribute *attr, const char *buf,
1379 size_t count)
1380 {
1381 struct i2c_client *client = to_i2c_client(dev);
1382 struct adm1026_data *data = i2c_get_clientdata(client);
1383 int val = simple_strtol(buf, NULL, 10);
1384
1385 down(&data->update_lock);
1386 data->pwm1.auto_pwm_min = SENSORS_LIMIT(val,0,255);
1387 if (data->pwm1.enable == 2) { /* apply immediately */
1388 data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) |
1389 PWM_MIN_TO_REG(data->pwm1.auto_pwm_min));
1390 adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm);
1391 }
1392 up(&data->update_lock);
1393 return count;
1394 }
1395 static ssize_t show_auto_pwm_max(struct device *dev, struct device_attribute *attr, char *buf)
1396 {
1397 return sprintf(buf,"%d\n", ADM1026_PWM_MAX);
1398 }
1399 static ssize_t show_pwm_enable(struct device *dev, struct device_attribute *attr, char *buf)
1400 {
1401 struct adm1026_data *data = adm1026_update_device(dev);
1402 return sprintf(buf,"%d\n", data->pwm1.enable);
1403 }
1404 static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *attr, const char *buf,
1405 size_t count)
1406 {
1407 struct i2c_client *client = to_i2c_client(dev);
1408 struct adm1026_data *data = i2c_get_clientdata(client);
1409 int val = simple_strtol(buf, NULL, 10);
1410 int old_enable;
1411
1412 if ((val >= 0) && (val < 3)) {
1413 down(&data->update_lock);
1414 old_enable = data->pwm1.enable;
1415 data->pwm1.enable = val;
1416 data->config1 = (data->config1 & ~CFG1_PWM_AFC)
1417 | ((val == 2) ? CFG1_PWM_AFC : 0);
1418 adm1026_write_value(client, ADM1026_REG_CONFIG1,
1419 data->config1);
1420 if (val == 2) { /* apply pwm1_auto_pwm_min to pwm1 */
1421 data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) |
1422 PWM_MIN_TO_REG(data->pwm1.auto_pwm_min));
1423 adm1026_write_value(client, ADM1026_REG_PWM,
1424 data->pwm1.pwm);
1425 } else if (!((old_enable == 1) && (val == 1))) {
1426 /* set pwm to safe value */
1427 data->pwm1.pwm = 255;
1428 adm1026_write_value(client, ADM1026_REG_PWM,
1429 data->pwm1.pwm);
1430 }
1431 up(&data->update_lock);
1432 }
1433 return count;
1434 }
1435
1436 /* enable PWM fan control */
1437 static DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1438 static DEVICE_ATTR(pwm2, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1439 static DEVICE_ATTR(pwm3, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1440 static DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
1441 set_pwm_enable);
1442 static DEVICE_ATTR(pwm2_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
1443 set_pwm_enable);
1444 static DEVICE_ATTR(pwm3_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
1445 set_pwm_enable);
1446 static DEVICE_ATTR(temp1_auto_point1_pwm, S_IRUGO | S_IWUSR,
1447 show_auto_pwm_min, set_auto_pwm_min);
1448 static DEVICE_ATTR(temp2_auto_point1_pwm, S_IRUGO | S_IWUSR,
1449 show_auto_pwm_min, set_auto_pwm_min);
1450 static DEVICE_ATTR(temp3_auto_point1_pwm, S_IRUGO | S_IWUSR,
1451 show_auto_pwm_min, set_auto_pwm_min);
1452
1453 static DEVICE_ATTR(temp1_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1454 static DEVICE_ATTR(temp2_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1455 static DEVICE_ATTR(temp3_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1456
1457 int adm1026_detect(struct i2c_adapter *adapter, int address,
1458 int kind)
1459 {
1460 int company, verstep;
1461 struct i2c_client *new_client;
1462 struct adm1026_data *data;
1463 int err = 0;
1464 const char *type_name = "";
1465
1466 if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
1467 /* We need to be able to do byte I/O */
1468 goto exit;
1469 };
1470
1471 /* OK. For now, we presume we have a valid client. We now create the
1472 client structure, even though we cannot fill it completely yet.
1473 But it allows us to access adm1026_{read,write}_value. */
1474
1475 if (!(data = kmalloc(sizeof(struct adm1026_data), GFP_KERNEL))) {
1476 err = -ENOMEM;
1477 goto exit;
1478 }
1479
1480 memset(data, 0, sizeof(struct adm1026_data));
1481
1482 new_client = &data->client;
1483 i2c_set_clientdata(new_client, data);
1484 new_client->addr = address;
1485 new_client->adapter = adapter;
1486 new_client->driver = &adm1026_driver;
1487 new_client->flags = 0;
1488
1489 /* Now, we do the remaining detection. */
1490
1491 company = adm1026_read_value(new_client, ADM1026_REG_COMPANY);
1492 verstep = adm1026_read_value(new_client, ADM1026_REG_VERSTEP);
1493
1494 dev_dbg(&new_client->dev, "Detecting device at %d,0x%02x with"
1495 " COMPANY: 0x%02x and VERSTEP: 0x%02x\n",
1496 i2c_adapter_id(new_client->adapter), new_client->addr,
1497 company, verstep);
1498
1499 /* If auto-detecting, Determine the chip type. */
1500 if (kind <= 0) {
1501 dev_dbg(&new_client->dev, "Autodetecting device at %d,0x%02x "
1502 "...\n", i2c_adapter_id(adapter), address);
1503 if (company == ADM1026_COMPANY_ANALOG_DEV
1504 && verstep == ADM1026_VERSTEP_ADM1026) {
1505 kind = adm1026;
1506 } else if (company == ADM1026_COMPANY_ANALOG_DEV
1507 && (verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) {
1508 dev_err(&adapter->dev, ": Unrecognized stepping "
1509 "0x%02x. Defaulting to ADM1026.\n", verstep);
1510 kind = adm1026;
1511 } else if ((verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) {
1512 dev_err(&adapter->dev, ": Found version/stepping "
1513 "0x%02x. Assuming generic ADM1026.\n",
1514 verstep);
1515 kind = any_chip;
1516 } else {
1517 dev_dbg(&new_client->dev, ": Autodetection "
1518 "failed\n");
1519 /* Not an ADM1026 ... */
1520 if (kind == 0) { /* User used force=x,y */
1521 dev_err(&adapter->dev, "Generic ADM1026 not "
1522 "found at %d,0x%02x. Try "
1523 "force_adm1026.\n",
1524 i2c_adapter_id(adapter), address);
1525 }
1526 err = 0;
1527 goto exitfree;
1528 }
1529 }
1530
1531 /* Fill in the chip specific driver values */
1532 switch (kind) {
1533 case any_chip :
1534 type_name = "adm1026";
1535 break;
1536 case adm1026 :
1537 type_name = "adm1026";
1538 break;
1539 default :
1540 dev_err(&adapter->dev, ": Internal error, invalid "
1541 "kind (%d)!", kind);
1542 err = -EFAULT;
1543 goto exitfree;
1544 }
1545 strlcpy(new_client->name, type_name, I2C_NAME_SIZE);
1546
1547 /* Fill in the remaining client fields */
1548 data->type = kind;
1549 data->valid = 0;
1550 init_MUTEX(&data->update_lock);
1551
1552 /* Tell the I2C layer a new client has arrived */
1553 if ((err = i2c_attach_client(new_client)))
1554 goto exitfree;
1555
1556 /* Set the VRM version */
1557 data->vrm = i2c_which_vrm();
1558
1559 /* Initialize the ADM1026 chip */
1560 adm1026_init_client(new_client);
1561
1562 /* Register sysfs hooks */
1563 data->class_dev = hwmon_device_register(&new_client->dev);
1564 if (IS_ERR(data->class_dev)) {
1565 err = PTR_ERR(data->class_dev);
1566 goto exitdetach;
1567 }
1568
1569 device_create_file(&new_client->dev, &sensor_dev_attr_in0_input.dev_attr);
1570 device_create_file(&new_client->dev, &sensor_dev_attr_in0_max.dev_attr);
1571 device_create_file(&new_client->dev, &sensor_dev_attr_in0_min.dev_attr);
1572 device_create_file(&new_client->dev, &sensor_dev_attr_in1_input.dev_attr);
1573 device_create_file(&new_client->dev, &sensor_dev_attr_in1_max.dev_attr);
1574 device_create_file(&new_client->dev, &sensor_dev_attr_in1_min.dev_attr);
1575 device_create_file(&new_client->dev, &sensor_dev_attr_in2_input.dev_attr);
1576 device_create_file(&new_client->dev, &sensor_dev_attr_in2_max.dev_attr);
1577 device_create_file(&new_client->dev, &sensor_dev_attr_in2_min.dev_attr);
1578 device_create_file(&new_client->dev, &sensor_dev_attr_in3_input.dev_attr);
1579 device_create_file(&new_client->dev, &sensor_dev_attr_in3_max.dev_attr);
1580 device_create_file(&new_client->dev, &sensor_dev_attr_in3_min.dev_attr);
1581 device_create_file(&new_client->dev, &sensor_dev_attr_in4_input.dev_attr);
1582 device_create_file(&new_client->dev, &sensor_dev_attr_in4_max.dev_attr);
1583 device_create_file(&new_client->dev, &sensor_dev_attr_in4_min.dev_attr);
1584 device_create_file(&new_client->dev, &sensor_dev_attr_in5_input.dev_attr);
1585 device_create_file(&new_client->dev, &sensor_dev_attr_in5_max.dev_attr);
1586 device_create_file(&new_client->dev, &sensor_dev_attr_in5_min.dev_attr);
1587 device_create_file(&new_client->dev, &sensor_dev_attr_in6_input.dev_attr);
1588 device_create_file(&new_client->dev, &sensor_dev_attr_in6_max.dev_attr);
1589 device_create_file(&new_client->dev, &sensor_dev_attr_in6_min.dev_attr);
1590 device_create_file(&new_client->dev, &sensor_dev_attr_in7_input.dev_attr);
1591 device_create_file(&new_client->dev, &sensor_dev_attr_in7_max.dev_attr);
1592 device_create_file(&new_client->dev, &sensor_dev_attr_in7_min.dev_attr);
1593 device_create_file(&new_client->dev, &sensor_dev_attr_in8_input.dev_attr);
1594 device_create_file(&new_client->dev, &sensor_dev_attr_in8_max.dev_attr);
1595 device_create_file(&new_client->dev, &sensor_dev_attr_in8_min.dev_attr);
1596 device_create_file(&new_client->dev, &sensor_dev_attr_in9_input.dev_attr);
1597 device_create_file(&new_client->dev, &sensor_dev_attr_in9_max.dev_attr);
1598 device_create_file(&new_client->dev, &sensor_dev_attr_in9_min.dev_attr);
1599 device_create_file(&new_client->dev, &sensor_dev_attr_in10_input.dev_attr);
1600 device_create_file(&new_client->dev, &sensor_dev_attr_in10_max.dev_attr);
1601 device_create_file(&new_client->dev, &sensor_dev_attr_in10_min.dev_attr);
1602 device_create_file(&new_client->dev, &sensor_dev_attr_in11_input.dev_attr);
1603 device_create_file(&new_client->dev, &sensor_dev_attr_in11_max.dev_attr);
1604 device_create_file(&new_client->dev, &sensor_dev_attr_in11_min.dev_attr);
1605 device_create_file(&new_client->dev, &sensor_dev_attr_in12_input.dev_attr);
1606 device_create_file(&new_client->dev, &sensor_dev_attr_in12_max.dev_attr);
1607 device_create_file(&new_client->dev, &sensor_dev_attr_in12_min.dev_attr);
1608 device_create_file(&new_client->dev, &sensor_dev_attr_in13_input.dev_attr);
1609 device_create_file(&new_client->dev, &sensor_dev_attr_in13_max.dev_attr);
1610 device_create_file(&new_client->dev, &sensor_dev_attr_in13_min.dev_attr);
1611 device_create_file(&new_client->dev, &sensor_dev_attr_in14_input.dev_attr);
1612 device_create_file(&new_client->dev, &sensor_dev_attr_in14_max.dev_attr);
1613 device_create_file(&new_client->dev, &sensor_dev_attr_in14_min.dev_attr);
1614 device_create_file(&new_client->dev, &sensor_dev_attr_in15_input.dev_attr);
1615 device_create_file(&new_client->dev, &sensor_dev_attr_in15_max.dev_attr);
1616 device_create_file(&new_client->dev, &sensor_dev_attr_in15_min.dev_attr);
1617 device_create_file(&new_client->dev, &sensor_dev_attr_in16_input.dev_attr);
1618 device_create_file(&new_client->dev, &sensor_dev_attr_in16_max.dev_attr);
1619 device_create_file(&new_client->dev, &sensor_dev_attr_in16_min.dev_attr);
1620 device_create_file(&new_client->dev, &sensor_dev_attr_fan1_input.dev_attr);
1621 device_create_file(&new_client->dev, &sensor_dev_attr_fan1_div.dev_attr);
1622 device_create_file(&new_client->dev, &sensor_dev_attr_fan1_min.dev_attr);
1623 device_create_file(&new_client->dev, &sensor_dev_attr_fan2_input.dev_attr);
1624 device_create_file(&new_client->dev, &sensor_dev_attr_fan2_div.dev_attr);
1625 device_create_file(&new_client->dev, &sensor_dev_attr_fan2_min.dev_attr);
1626 device_create_file(&new_client->dev, &sensor_dev_attr_fan3_input.dev_attr);
1627 device_create_file(&new_client->dev, &sensor_dev_attr_fan3_div.dev_attr);
1628 device_create_file(&new_client->dev, &sensor_dev_attr_fan3_min.dev_attr);
1629 device_create_file(&new_client->dev, &sensor_dev_attr_fan4_input.dev_attr);
1630 device_create_file(&new_client->dev, &sensor_dev_attr_fan4_div.dev_attr);
1631 device_create_file(&new_client->dev, &sensor_dev_attr_fan4_min.dev_attr);
1632 device_create_file(&new_client->dev, &sensor_dev_attr_fan5_input.dev_attr);
1633 device_create_file(&new_client->dev, &sensor_dev_attr_fan5_div.dev_attr);
1634 device_create_file(&new_client->dev, &sensor_dev_attr_fan5_min.dev_attr);
1635 device_create_file(&new_client->dev, &sensor_dev_attr_fan6_input.dev_attr);
1636 device_create_file(&new_client->dev, &sensor_dev_attr_fan6_div.dev_attr);
1637 device_create_file(&new_client->dev, &sensor_dev_attr_fan6_min.dev_attr);
1638 device_create_file(&new_client->dev, &sensor_dev_attr_fan7_input.dev_attr);
1639 device_create_file(&new_client->dev, &sensor_dev_attr_fan7_div.dev_attr);
1640 device_create_file(&new_client->dev, &sensor_dev_attr_fan7_min.dev_attr);
1641 device_create_file(&new_client->dev, &sensor_dev_attr_fan8_input.dev_attr);
1642 device_create_file(&new_client->dev, &sensor_dev_attr_fan8_div.dev_attr);
1643 device_create_file(&new_client->dev, &sensor_dev_attr_fan8_min.dev_attr);
1644 device_create_file(&new_client->dev, &sensor_dev_attr_temp1_input.dev_attr);
1645 device_create_file(&new_client->dev, &sensor_dev_attr_temp1_max.dev_attr);
1646 device_create_file(&new_client->dev, &sensor_dev_attr_temp1_min.dev_attr);
1647 device_create_file(&new_client->dev, &sensor_dev_attr_temp2_input.dev_attr);
1648 device_create_file(&new_client->dev, &sensor_dev_attr_temp2_max.dev_attr);
1649 device_create_file(&new_client->dev, &sensor_dev_attr_temp2_min.dev_attr);
1650 device_create_file(&new_client->dev, &sensor_dev_attr_temp3_input.dev_attr);
1651 device_create_file(&new_client->dev, &sensor_dev_attr_temp3_max.dev_attr);
1652 device_create_file(&new_client->dev, &sensor_dev_attr_temp3_min.dev_attr);
1653 device_create_file(&new_client->dev, &sensor_dev_attr_temp1_offset.dev_attr);
1654 device_create_file(&new_client->dev, &sensor_dev_attr_temp2_offset.dev_attr);
1655 device_create_file(&new_client->dev, &sensor_dev_attr_temp3_offset.dev_attr);
1656 device_create_file(&new_client->dev,
1657 &sensor_dev_attr_temp1_auto_point1_temp.dev_attr);
1658 device_create_file(&new_client->dev,
1659 &sensor_dev_attr_temp2_auto_point1_temp.dev_attr);
1660 device_create_file(&new_client->dev,
1661 &sensor_dev_attr_temp3_auto_point1_temp.dev_attr);
1662 device_create_file(&new_client->dev,
1663 &sensor_dev_attr_temp1_auto_point1_temp_hyst.dev_attr);
1664 device_create_file(&new_client->dev,
1665 &sensor_dev_attr_temp2_auto_point1_temp_hyst.dev_attr);
1666 device_create_file(&new_client->dev,
1667 &sensor_dev_attr_temp3_auto_point1_temp_hyst.dev_attr);
1668 device_create_file(&new_client->dev,
1669 &sensor_dev_attr_temp1_auto_point2_temp.dev_attr);
1670 device_create_file(&new_client->dev,
1671 &sensor_dev_attr_temp2_auto_point2_temp.dev_attr);
1672 device_create_file(&new_client->dev,
1673 &sensor_dev_attr_temp3_auto_point2_temp.dev_attr);
1674 device_create_file(&new_client->dev, &sensor_dev_attr_temp1_crit.dev_attr);
1675 device_create_file(&new_client->dev, &sensor_dev_attr_temp2_crit.dev_attr);
1676 device_create_file(&new_client->dev, &sensor_dev_attr_temp3_crit.dev_attr);
1677 device_create_file(&new_client->dev, &dev_attr_temp1_crit_enable);
1678 device_create_file(&new_client->dev, &dev_attr_temp2_crit_enable);
1679 device_create_file(&new_client->dev, &dev_attr_temp3_crit_enable);
1680 /* vid deprecated in favour of cpu0_vid, remove after 2005-11-11 */
1681 device_create_file(&new_client->dev, &dev_attr_vid);
1682 device_create_file(&new_client->dev, &dev_attr_cpu0_vid);
1683 device_create_file(&new_client->dev, &dev_attr_vrm);
1684 device_create_file(&new_client->dev, &dev_attr_alarms);
1685 device_create_file(&new_client->dev, &dev_attr_alarm_mask);
1686 device_create_file(&new_client->dev, &dev_attr_gpio);
1687 device_create_file(&new_client->dev, &dev_attr_gpio_mask);
1688 device_create_file(&new_client->dev, &dev_attr_pwm1);
1689 device_create_file(&new_client->dev, &dev_attr_pwm2);
1690 device_create_file(&new_client->dev, &dev_attr_pwm3);
1691 device_create_file(&new_client->dev, &dev_attr_pwm1_enable);
1692 device_create_file(&new_client->dev, &dev_attr_pwm2_enable);
1693 device_create_file(&new_client->dev, &dev_attr_pwm3_enable);
1694 device_create_file(&new_client->dev, &dev_attr_temp1_auto_point1_pwm);
1695 device_create_file(&new_client->dev, &dev_attr_temp2_auto_point1_pwm);
1696 device_create_file(&new_client->dev, &dev_attr_temp3_auto_point1_pwm);
1697 device_create_file(&new_client->dev, &dev_attr_temp1_auto_point2_pwm);
1698 device_create_file(&new_client->dev, &dev_attr_temp2_auto_point2_pwm);
1699 device_create_file(&new_client->dev, &dev_attr_temp3_auto_point2_pwm);
1700 device_create_file(&new_client->dev, &dev_attr_analog_out);
1701 return 0;
1702
1703 /* Error out and cleanup code */
1704 exitdetach:
1705 i2c_detach_client(new_client);
1706 exitfree:
1707 kfree(data);
1708 exit:
1709 return err;
1710 }
1711 static int __init sm_adm1026_init(void)
1712 {
1713 return i2c_add_driver(&adm1026_driver);
1714 }
1715
1716 static void __exit sm_adm1026_exit(void)
1717 {
1718 i2c_del_driver(&adm1026_driver);
1719 }
1720
1721 MODULE_LICENSE("GPL");
1722 MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, "
1723 "Justin Thiessen <jthiessen@penguincomputing.com>");
1724 MODULE_DESCRIPTION("ADM1026 driver");
1725
1726 module_init(sm_adm1026_init);
1727 module_exit(sm_adm1026_exit);
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree