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[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / hwmon / adm1026.c
CommitLineData
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
631dd1a8 9 <http://www.onsemi.com/PowerSolutions/product.do?id=ADM1026>
1da177e4
LT		 10
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 2 of the License, or
14 (at your option) any later version.
15
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
20
21 You should have received a copy of the GNU General Public License
22 along with this program; if not, write to the Free Software
23 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24*/
25
1da177e4
LT		 26#include <linux/module.h>
27#include <linux/init.h>
28#include <linux/slab.h>
29#include <linux/jiffies.h>
30#include <linux/i2c.h>
943b0830 31#include <linux/hwmon.h>
303760b4
JD		 32#include <linux/hwmon-sysfs.h>
33#include <linux/hwmon-vid.h>
943b0830 34#include <linux/err.h>
9a61bf63 35#include <linux/mutex.h>
1da177e4
LT		 36
37/* Addresses to scan */
25e9c86d 38static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
1da177e4 39
cb01a231
JD		 40static int gpio_input[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
41 -1, -1, -1, -1, -1, -1, -1, -1 };
1da177e4
LT		 42static int gpio_output[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
43 -1, -1, -1, -1, -1, -1, -1, -1 };
44static int gpio_inverted[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
45 -1, -1, -1, -1, -1, -1, -1, -1 };
46static int gpio_normal[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
47 -1, -1, -1, -1, -1, -1, -1, -1 };
48static int gpio_fan[8] = { -1, -1, -1, -1, -1, -1, -1, -1 };
cb01a231
JD		 49module_param_array(gpio_input, int, NULL, 0);
50MODULE_PARM_DESC(gpio_input, "List of GPIO pins (0-16) to program as inputs");
51module_param_array(gpio_output, int, NULL, 0);
52MODULE_PARM_DESC(gpio_output, "List of GPIO pins (0-16) to program as "
1da177e4 53 "outputs");
cb01a231
JD		 54module_param_array(gpio_inverted, int, NULL, 0);
55MODULE_PARM_DESC(gpio_inverted, "List of GPIO pins (0-16) to program as "
1da177e4 56 "inverted");
cb01a231
JD		 57module_param_array(gpio_normal, int, NULL, 0);
58MODULE_PARM_DESC(gpio_normal, "List of GPIO pins (0-16) to program as "
1da177e4 59 "normal/non-inverted");
cb01a231
JD		 60module_param_array(gpio_fan, int, NULL, 0);
61MODULE_PARM_DESC(gpio_fan, "List of GPIO pins (0-7) to program as fan tachs");
1da177e4
LT		 62
63/* Many ADM1026 constants specified below */
64
65/* The ADM1026 registers */
cb01a231
JD		 66#define ADM1026_REG_CONFIG1 0x00
67#define CFG1_MONITOR 0x01
68#define CFG1_INT_ENABLE 0x02
69#define CFG1_INT_CLEAR 0x04
70#define CFG1_AIN8_9 0x08
71#define CFG1_THERM_HOT 0x10
72#define CFG1_DAC_AFC 0x20
73#define CFG1_PWM_AFC 0x40
74#define CFG1_RESET 0x80
75
76#define ADM1026_REG_CONFIG2 0x01
1da177e4 77/* CONFIG2 controls FAN0/GPIO0 through FAN7/GPIO7 */
cb01a231
JD		 78
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
86#define ADM1026_REG_E2CONFIG 0x13
87#define E2CFG_READ 0x01
88#define E2CFG_WRITE 0x02
89#define E2CFG_ERASE 0x04
90#define E2CFG_ROM 0x08
91#define E2CFG_CLK_EXT 0x80
1da177e4
LT		 92
93/* There are 10 general analog inputs and 7 dedicated inputs
94 * They are:
95 * 0 - 9 = AIN0 - AIN9
96 * 10 = Vbat
97 * 11 = 3.3V Standby
98 * 12 = 3.3V Main
99 * 13 = +5V
100 * 14 = Vccp (CPU core voltage)
101 * 15 = +12V
102 * 16 = -12V
103 */
104static u16 ADM1026_REG_IN[] = {
105 0x30, 0x31, 0x32, 0x33, 0x34, 0x35,
106 0x36, 0x37, 0x27, 0x29, 0x26, 0x2a,
107 0x2b, 0x2c, 0x2d, 0x2e, 0x2f
108 };
109static u16 ADM1026_REG_IN_MIN[] = {
110 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d,
111 0x5e, 0x5f, 0x6d, 0x49, 0x6b, 0x4a,
112 0x4b, 0x4c, 0x4d, 0x4e, 0x4f
113 };
114static u16 ADM1026_REG_IN_MAX[] = {
115 0x50, 0x51, 0x52, 0x53, 0x54, 0x55,
116 0x56, 0x57, 0x6c, 0x41, 0x6a, 0x42,
117 0x43, 0x44, 0x45, 0x46, 0x47
118 };
119
120/* Temperatures are:
121 * 0 - Internal
122 * 1 - External 1
123 * 2 - External 2
124 */
125static u16 ADM1026_REG_TEMP[] = { 0x1f, 0x28, 0x29 };
126static u16 ADM1026_REG_TEMP_MIN[] = { 0x69, 0x48, 0x49 };
127static u16 ADM1026_REG_TEMP_MAX[] = { 0x68, 0x40, 0x41 };
128static u16 ADM1026_REG_TEMP_TMIN[] = { 0x10, 0x11, 0x12 };
129static u16 ADM1026_REG_TEMP_THERM[] = { 0x0d, 0x0e, 0x0f };
130static u16 ADM1026_REG_TEMP_OFFSET[] = { 0x1e, 0x6e, 0x6f };
131
cb01a231
JD		 132#define ADM1026_REG_FAN(nr) (0x38 + (nr))
133#define ADM1026_REG_FAN_MIN(nr) (0x60 + (nr))
134#define ADM1026_REG_FAN_DIV_0_3 0x02
135#define ADM1026_REG_FAN_DIV_4_7 0x03
1da177e4 136
cb01a231
JD		 137#define ADM1026_REG_DAC 0x04
138#define ADM1026_REG_PWM 0x05
1da177e4 139
cb01a231
JD		 140#define ADM1026_REG_GPIO_CFG_0_3 0x08
141#define ADM1026_REG_GPIO_CFG_4_7 0x09
142#define ADM1026_REG_GPIO_CFG_8_11 0x0a
143#define ADM1026_REG_GPIO_CFG_12_15 0x0b
1da177e4 144/* CFG_16 in REG_CFG3 */
cb01a231
JD		 145#define ADM1026_REG_GPIO_STATUS_0_7 0x24
146#define ADM1026_REG_GPIO_STATUS_8_15 0x25
1da177e4 147/* STATUS_16 in REG_STATUS4 */
cb01a231
JD		 148#define ADM1026_REG_GPIO_MASK_0_7 0x1c
149#define ADM1026_REG_GPIO_MASK_8_15 0x1d
1da177e4
LT		 150/* MASK_16 in REG_MASK4 */
151
cb01a231
JD		 152#define ADM1026_REG_COMPANY 0x16
153#define ADM1026_REG_VERSTEP 0x17
1da177e4 154/* These are the recognized values for the above regs */
cb01a231
JD		 155#define ADM1026_COMPANY_ANALOG_DEV 0x41
156#define ADM1026_VERSTEP_GENERIC 0x40
157#define ADM1026_VERSTEP_ADM1026 0x44
1da177e4 158
cb01a231
JD		 159#define ADM1026_REG_MASK1 0x18
160#define ADM1026_REG_MASK2 0x19
161#define ADM1026_REG_MASK3 0x1a
162#define ADM1026_REG_MASK4 0x1b
1da177e4 163
cb01a231
JD		 164#define ADM1026_REG_STATUS1 0x20
165#define ADM1026_REG_STATUS2 0x21
166#define ADM1026_REG_STATUS3 0x22
167#define ADM1026_REG_STATUS4 0x23
1da177e4
LT		 168
169#define ADM1026_FAN_ACTIVATION_TEMP_HYST -6
cb01a231
JD		 170#define ADM1026_FAN_CONTROL_TEMP_RANGE 20
171#define ADM1026_PWM_MAX 255
1da177e4 172
cb01a231 173/* Conversions. Rounding and limit checking is only done on the TO_REG
1da177e4
LT		 174 * variants. Note that you should be a bit careful with which arguments
175 * these macros are called: arguments may be evaluated more than once.
176 */
177
178/* IN are scaled acording to built-in resistors. These are the
179 * voltages corresponding to 3/4 of full scale (192 or 0xc0)
180 * NOTE: The -12V input needs an additional factor to account
181 * for the Vref pullup resistor.
182 * NEG12_OFFSET = SCALE * Vref / V-192 - Vref
183 * = 13875 * 2.50 / 1.875 - 2500
184 * = 16000
185 *
186 * The values in this table are based on Table II, page 15 of the
187 * datasheet.
188 */
cb01a231
JD		 189static int adm1026_scaling[] = { /* .001 Volts */
190 2250, 2250, 2250, 2250, 2250, 2250,
191 1875, 1875, 1875, 1875, 3000, 3330,
1da177e4
LT		 192 3330, 4995, 2250, 12000, 13875
193 };
194#define NEG12_OFFSET 16000
cb01a231
JD		 195#define SCALE(val, from, to) (((val)*(to) + ((from)/2))/(from))
196#define INS_TO_REG(n, val) (SENSORS_LIMIT(SCALE(val, adm1026_scaling[n], 192),\
197 0, 255))
198#define INS_FROM_REG(n, val) (SCALE(val, 192, adm1026_scaling[n]))
1da177e4
LT		 199
200/* FAN speed is measured using 22.5kHz clock and counts for 2 pulses
201 * and we assume a 2 pulse-per-rev fan tach signal
202 * 22500 kHz * 60 (sec/min) * 2 (pulse) / 2 (pulse/rev) == 1350000
203 */
cb01a231
JD		 204#define FAN_TO_REG(val, div) ((val) <= 0 ? 0xff : \
205 SENSORS_LIMIT(1350000/((val)*(div)), 1, 254))
206#define FAN_FROM_REG(val, div) ((val) == 0 ? -1:(val) == 0xff ? 0 : \
207 1350000/((val)*(div)))
1da177e4 208#define DIV_FROM_REG(val) (1<<(val))
cb01a231 209#define DIV_TO_REG(val) ((val) >= 8 ? 3 : (val) >= 4 ? 2 : (val) >= 2 ? 1 : 0)
1da177e4
LT		 210
211/* Temperature is reported in 1 degC increments */
212#define TEMP_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\
cb01a231 213 -127, 127))
1da177e4
LT		 214#define TEMP_FROM_REG(val) ((val) * 1000)
215#define OFFSET_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\
cb01a231 216 -127, 127))
1da177e4
LT		 217#define OFFSET_FROM_REG(val) ((val) * 1000)
218
cb01a231 219#define PWM_TO_REG(val) (SENSORS_LIMIT(val, 0, 255))
1da177e4
LT		 220#define PWM_FROM_REG(val) (val)
221
222#define PWM_MIN_TO_REG(val) ((val) & 0xf0)
223#define PWM_MIN_FROM_REG(val) (((val) & 0xf0) + ((val) >> 4))
224
cb01a231
JD		 225/* Analog output is a voltage, and scaled to millivolts. The datasheet
226 * indicates that the DAC could be used to drive the fans, but in our
1da177e4
LT		 227 * example board (Arima HDAMA) it isn't connected to the fans at all.
228 */
cb01a231 229#define DAC_TO_REG(val) (SENSORS_LIMIT(((((val)*255)+500)/2500), 0, 255))
1da177e4
LT		 230#define DAC_FROM_REG(val) (((val)*2500)/255)
231
1da177e4
LT		 232/* Chip sampling rates
233 *
234 * Some sensors are not updated more frequently than once per second
235 * so it doesn't make sense to read them more often than that.
236 * We cache the results and return the saved data if the driver
237 * is called again before a second has elapsed.
238 *
239 * Also, there is significant configuration data for this chip
240 * So, we keep the config data up to date in the cache
241 * when it is written and only sample it once every 5 *minutes*
242 */
cb01a231
JD		 243#define ADM1026_DATA_INTERVAL (1 * HZ)
244#define ADM1026_CONFIG_INTERVAL (5 * 60 * HZ)
1da177e4
LT		 245
246/* We allow for multiple chips in a single system.
247 *
248 * For each registered ADM1026, we need to keep state information
249 * at client->data. The adm1026_data structure is dynamically
250 * allocated, when a new client structure is allocated. */
251
252struct pwm_data {
253 u8 pwm;
254 u8 enable;
255 u8 auto_pwm_min;
256};
257
258struct adm1026_data {
1beeffe4 259 struct device *hwmon_dev;
1da177e4 260
9a61bf63 261 struct mutex update_lock;
1da177e4
LT		 262 int valid; /* !=0 if following fields are valid */
263 unsigned long last_reading; /* In jiffies */
264 unsigned long last_config; /* In jiffies */
265
cb01a231
JD		 266 u8 in[17]; /* Register value */
267 u8 in_max[17]; /* Register value */
268 u8 in_min[17]; /* Register value */
269 s8 temp[3]; /* Register value */
270 s8 temp_min[3]; /* Register value */
271 s8 temp_max[3]; /* Register value */
272 s8 temp_tmin[3]; /* Register value */
273 s8 temp_crit[3]; /* Register value */
274 s8 temp_offset[3]; /* Register value */
275 u8 fan[8]; /* Register value */
276 u8 fan_min[8]; /* Register value */
277 u8 fan_div[8]; /* Decoded value */
278 struct pwm_data pwm1; /* Pwm control values */
cb01a231 279 u8 vrm; /* VRM version */
1da177e4 280 u8 analog_out; /* Register value (DAC) */
cb01a231
JD		 281 long alarms; /* Register encoding, combined */
282 long alarm_mask; /* Register encoding, combined */
283 long gpio; /* Register encoding, combined */
284 long gpio_mask; /* Register encoding, combined */
285 u8 gpio_config[17]; /* Decoded value */
286 u8 config1; /* Register value */
287 u8 config2; /* Register value */
288 u8 config3; /* Register value */
1da177e4
LT		 289};
290
57f7eb0b
JD		 291static int adm1026_probe(struct i2c_client *client,
292 const struct i2c_device_id *id);
310ec792 293static int adm1026_detect(struct i2c_client *client,
57f7eb0b
JD		 294 struct i2c_board_info *info);
295static int adm1026_remove(struct i2c_client *client);
f6c27fc1
DJ		 296static int adm1026_read_value(struct i2c_client *client, u8 reg);
297static int adm1026_write_value(struct i2c_client *client, u8 reg, int value);
1da177e4 298static void adm1026_print_gpio(struct i2c_client *client);
cb01a231 299static void adm1026_fixup_gpio(struct i2c_client *client);
1da177e4
LT		 300static struct adm1026_data *adm1026_update_device(struct device *dev);
301static void adm1026_init_client(struct i2c_client *client);
302
303
57f7eb0b 304static const struct i2c_device_id adm1026_id[] = {
1f86df49 305 { "adm1026", 0 },
57f7eb0b
JD		 306 { }
307};
308MODULE_DEVICE_TABLE(i2c, adm1026_id);
309
1da177e4 310static struct i2c_driver adm1026_driver = {
57f7eb0b 311 .class = I2C_CLASS_HWMON,
cdaf7934 312 .driver = {
cdaf7934
LR		 313 .name = "adm1026",
314 },
57f7eb0b
JD		 315 .probe = adm1026_probe,
316 .remove = adm1026_remove,
317 .id_table = adm1026_id,
318 .detect = adm1026_detect,
c3813d6a 319 .address_list = normal_i2c,
1da177e4
LT		 320};
321
c49efcef 322static int adm1026_read_value(struct i2c_client *client, u8 reg)
1da177e4
LT		 323{
324 int res;
325
326 if (reg < 0x80) {
327 /* "RAM" locations */
328 res = i2c_smbus_read_byte_data(client, reg) & 0xff;
329 } else {
330 /* EEPROM, do nothing */
331 res = 0;
332 }
333 return res;
334}
335
c49efcef 336static int adm1026_write_value(struct i2c_client *client, u8 reg, int value)
1da177e4
LT		 337{
338 int res;
339
340 if (reg < 0x80) {
341 /* "RAM" locations */
342 res = i2c_smbus_write_byte_data(client, reg, value);
343 } else {
344 /* EEPROM, do nothing */
345 res = 0;
346 }
347 return res;
348}
349
c49efcef 350static void adm1026_init_client(struct i2c_client *client)
1da177e4
LT		 351{
352 int value, i;
353 struct adm1026_data *data = i2c_get_clientdata(client);
354
cb01a231 355 dev_dbg(&client->dev, "Initializing device\n");
1da177e4
LT		 356 /* Read chip config */
357 data->config1 = adm1026_read_value(client, ADM1026_REG_CONFIG1);
358 data->config2 = adm1026_read_value(client, ADM1026_REG_CONFIG2);
359 data->config3 = adm1026_read_value(client, ADM1026_REG_CONFIG3);
360
361 /* Inform user of chip config */
362 dev_dbg(&client->dev, "ADM1026_REG_CONFIG1 is: 0x%02x\n",
363 data->config1);
364 if ((data->config1 & CFG1_MONITOR) == 0) {
365 dev_dbg(&client->dev, "Monitoring not currently "
366 "enabled.\n");
367 }
368 if (data->config1 & CFG1_INT_ENABLE) {
369 dev_dbg(&client->dev, "SMBALERT interrupts are "
370 "enabled.\n");
371 }
372 if (data->config1 & CFG1_AIN8_9) {
373 dev_dbg(&client->dev, "in8 and in9 enabled. "
374 "temp3 disabled.\n");
375 } else {
376 dev_dbg(&client->dev, "temp3 enabled. in8 and "
377 "in9 disabled.\n");
378 }
379 if (data->config1 & CFG1_THERM_HOT) {
380 dev_dbg(&client->dev, "Automatic THERM, PWM, "
381 "and temp limits enabled.\n");
382 }
383
1da177e4 384 if (data->config3 & CFG3_GPIO16_ENABLE) {
368609c5 385 dev_dbg(&client->dev, "GPIO16 enabled. THERM "
1da177e4
LT		 386 "pin disabled.\n");
387 } else {
388 dev_dbg(&client->dev, "THERM pin enabled. "
389 "GPIO16 disabled.\n");
390 }
391 if (data->config3 & CFG3_VREF_250) {
392 dev_dbg(&client->dev, "Vref is 2.50 Volts.\n");
393 } else {
394 dev_dbg(&client->dev, "Vref is 1.82 Volts.\n");
395 }
396 /* Read and pick apart the existing GPIO configuration */
397 value = 0;
398 for (i = 0;i <= 15;++i) {
399 if ((i & 0x03) == 0) {
400 value = adm1026_read_value(client,
401 ADM1026_REG_GPIO_CFG_0_3 + i/4);
402 }
403 data->gpio_config[i] = value & 0x03;
404 value >>= 2;
405 }
406 data->gpio_config[16] = (data->config3 >> 6) & 0x03;
407
408 /* ... and then print it */
409 adm1026_print_gpio(client);
410
411 /* If the user asks us to reprogram the GPIO config, then
412 * do it now.
413 */
414 if (gpio_input[0] != -1 || gpio_output[0] != -1
415 || gpio_inverted[0] != -1 || gpio_normal[0] != -1
416 || gpio_fan[0] != -1) {
417 adm1026_fixup_gpio(client);
418 }
419
420 /* WE INTENTIONALLY make no changes to the limits,
421 * offsets, pwms, fans and zones. If they were
422 * configured, we don't want to mess with them.
423 * If they weren't, the default is 100% PWM, no
424 * control and will suffice until 'sensors -s'
cb01a231 425 * can be run by the user. We DO set the default
1da177e4
LT		 426 * value for pwm1.auto_pwm_min to its maximum
427 * so that enabling automatic pwm fan control
cb01a231 428 * without first setting a value for pwm1.auto_pwm_min
1da177e4
LT		 429 * will not result in potentially dangerous fan speed decrease.
430 */
431 data->pwm1.auto_pwm_min=255;
432 /* Start monitoring */
433 value = adm1026_read_value(client, ADM1026_REG_CONFIG1);
434 /* Set MONITOR, clear interrupt acknowledge and s/w reset */
435 value = (value | CFG1_MONITOR) & (~CFG1_INT_CLEAR & ~CFG1_RESET);
436 dev_dbg(&client->dev, "Setting CONFIG to: 0x%02x\n", value);
437 data->config1 = value;
438 adm1026_write_value(client, ADM1026_REG_CONFIG1, value);
439
440 /* initialize fan_div[] to hardware defaults */
441 value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3) |
442 (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7) << 8);
443 for (i = 0;i <= 7;++i) {
444 data->fan_div[i] = DIV_FROM_REG(value & 0x03);
445 value >>= 2;
446 }
447}
448
c49efcef 449static void adm1026_print_gpio(struct i2c_client *client)
1da177e4
LT		 450{
451 struct adm1026_data *data = i2c_get_clientdata(client);
cb01a231 452 int i;
1da177e4 453
885fe4b1 454 dev_dbg(&client->dev, "GPIO config is:\n");
1da177e4
LT		 455 for (i = 0;i <= 7;++i) {
456 if (data->config2 & (1 << i)) {
457 dev_dbg(&client->dev, "\t%sGP%s%d\n",
458 data->gpio_config[i] & 0x02 ? "" : "!",
459 data->gpio_config[i] & 0x01 ? "OUT" : "IN",
460 i);
461 } else {
462 dev_dbg(&client->dev, "\tFAN%d\n", i);
463 }
464 }
465 for (i = 8;i <= 15;++i) {
466 dev_dbg(&client->dev, "\t%sGP%s%d\n",
467 data->gpio_config[i] & 0x02 ? "" : "!",
468 data->gpio_config[i] & 0x01 ? "OUT" : "IN",
469 i);
470 }
471 if (data->config3 & CFG3_GPIO16_ENABLE) {
472 dev_dbg(&client->dev, "\t%sGP%s16\n",
473 data->gpio_config[16] & 0x02 ? "" : "!",
474 data->gpio_config[16] & 0x01 ? "OUT" : "IN");
475 } else {
cb01a231 476 /* GPIO16 is THERM */
1da177e4
LT		 477 dev_dbg(&client->dev, "\tTHERM\n");
478 }
479}
480
c49efcef 481static void adm1026_fixup_gpio(struct i2c_client *client)
1da177e4
LT		 482{
483 struct adm1026_data *data = i2c_get_clientdata(client);
cb01a231
JD		 484 int i;
485 int value;
1da177e4
LT		 486
487 /* Make the changes requested. */
488 /* We may need to unlock/stop monitoring or soft-reset the
489 * chip before we can make changes. This hasn't been
490 * tested much. FIXME
491 */
492
493 /* Make outputs */
494 for (i = 0;i <= 16;++i) {
495 if (gpio_output[i] >= 0 && gpio_output[i] <= 16) {
496 data->gpio_config[gpio_output[i]] |= 0x01;
497 }
498 /* if GPIO0-7 is output, it isn't a FAN tach */
499 if (gpio_output[i] >= 0 && gpio_output[i] <= 7) {
500 data->config2 |= 1 << gpio_output[i];
501 }
502 }
503
504 /* Input overrides output */
505 for (i = 0;i <= 16;++i) {
506 if (gpio_input[i] >= 0 && gpio_input[i] <= 16) {
507 data->gpio_config[gpio_input[i]] &= ~ 0x01;
508 }
509 /* if GPIO0-7 is input, it isn't a FAN tach */
510 if (gpio_input[i] >= 0 && gpio_input[i] <= 7) {
511 data->config2 |= 1 << gpio_input[i];
512 }
513 }
514
cb01a231 515 /* Inverted */
1da177e4
LT		 516 for (i = 0;i <= 16;++i) {
517 if (gpio_inverted[i] >= 0 && gpio_inverted[i] <= 16) {
518 data->gpio_config[gpio_inverted[i]] &= ~ 0x02;
519 }
520 }
521
cb01a231 522 /* Normal overrides inverted */
1da177e4
LT		 523 for (i = 0;i <= 16;++i) {
524 if (gpio_normal[i] >= 0 && gpio_normal[i] <= 16) {
525 data->gpio_config[gpio_normal[i]] |= 0x02;
526 }
527 }
528
529 /* Fan overrides input and output */
530 for (i = 0;i <= 7;++i) {
531 if (gpio_fan[i] >= 0 && gpio_fan[i] <= 7) {
532 data->config2 &= ~(1 << gpio_fan[i]);
533 }
534 }
535
536 /* Write new configs to registers */
537 adm1026_write_value(client, ADM1026_REG_CONFIG2, data->config2);
538 data->config3 = (data->config3 & 0x3f)
539 | ((data->gpio_config[16] & 0x03) << 6);
540 adm1026_write_value(client, ADM1026_REG_CONFIG3, data->config3);
541 for (i = 15, value = 0;i >= 0;--i) {
542 value <<= 2;
543 value |= data->gpio_config[i] & 0x03;
544 if ((i & 0x03) == 0) {
545 adm1026_write_value(client,
546 ADM1026_REG_GPIO_CFG_0_3 + i/4,
547 value);
548 value = 0;
549 }
550 }
551
552 /* Print the new config */
553 adm1026_print_gpio(client);
554}
555
556
557static struct adm1026_data *adm1026_update_device(struct device *dev)
558{
559 struct i2c_client *client = to_i2c_client(dev);
560 struct adm1026_data *data = i2c_get_clientdata(client);
561 int i;
562 long value, alarms, gpio;
563
9a61bf63 564 mutex_lock(&data->update_lock);
1da177e4
LT		 565 if (!data->valid
566 || time_after(jiffies, data->last_reading + ADM1026_DATA_INTERVAL)) {
567 /* Things that change quickly */
cb01a231 568 dev_dbg(&client->dev, "Reading sensor values\n");
1da177e4
LT		 569 for (i = 0;i <= 16;++i) {
570 data->in[i] =
571 adm1026_read_value(client, ADM1026_REG_IN[i]);
572 }
573
574 for (i = 0;i <= 7;++i) {
575 data->fan[i] =
576 adm1026_read_value(client, ADM1026_REG_FAN(i));
577 }
578
579 for (i = 0;i <= 2;++i) {
580 /* NOTE: temp[] is s8 and we assume 2's complement
cb01a231 581 * "conversion" in the assignment */
1da177e4
LT		 582 data->temp[i] =
583 adm1026_read_value(client, ADM1026_REG_TEMP[i]);
584 }
585
cb01a231 586 data->pwm1.pwm = adm1026_read_value(client,
1da177e4 587 ADM1026_REG_PWM);
cb01a231 588 data->analog_out = adm1026_read_value(client,
1da177e4
LT		 589 ADM1026_REG_DAC);
590 /* GPIO16 is MSbit of alarms, move it to gpio */
591 alarms = adm1026_read_value(client, ADM1026_REG_STATUS4);
cb01a231 592 gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */
1da177e4
LT		 593 alarms &= 0x7f;
594 alarms <<= 8;
595 alarms |= adm1026_read_value(client, ADM1026_REG_STATUS3);
596 alarms <<= 8;
597 alarms |= adm1026_read_value(client, ADM1026_REG_STATUS2);
598 alarms <<= 8;
599 alarms |= adm1026_read_value(client, ADM1026_REG_STATUS1);
600 data->alarms = alarms;
601
602 /* Read the GPIO values */
cb01a231 603 gpio |= adm1026_read_value(client,
1da177e4
LT		 604 ADM1026_REG_GPIO_STATUS_8_15);
605 gpio <<= 8;
cb01a231 606 gpio |= adm1026_read_value(client,
1da177e4
LT		 607 ADM1026_REG_GPIO_STATUS_0_7);
608 data->gpio = gpio;
609
610 data->last_reading = jiffies;
cb01a231 611 }; /* last_reading */
1da177e4
LT		 612
613 if (!data->valid ||
614 time_after(jiffies, data->last_config + ADM1026_CONFIG_INTERVAL)) {
615 /* Things that don't change often */
616 dev_dbg(&client->dev, "Reading config values\n");
617 for (i = 0;i <= 16;++i) {
cb01a231 618 data->in_min[i] = adm1026_read_value(client,
1da177e4 619 ADM1026_REG_IN_MIN[i]);
cb01a231 620 data->in_max[i] = adm1026_read_value(client,
1da177e4
LT		 621 ADM1026_REG_IN_MAX[i]);
622 }
623
624 value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3)
625 | (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7)
626 << 8);
627 for (i = 0;i <= 7;++i) {
cb01a231 628 data->fan_min[i] = adm1026_read_value(client,
1da177e4
LT		 629 ADM1026_REG_FAN_MIN(i));
630 data->fan_div[i] = DIV_FROM_REG(value & 0x03);
631 value >>= 2;
632 }
633
634 for (i = 0; i <= 2; ++i) {
cb01a231 635 /* NOTE: temp_xxx[] are s8 and we assume 2's
1da177e4
LT		 636 * complement "conversion" in the assignment
637 */
cb01a231 638 data->temp_min[i] = adm1026_read_value(client,
1da177e4 639 ADM1026_REG_TEMP_MIN[i]);
cb01a231 640 data->temp_max[i] = adm1026_read_value(client,
1da177e4 641 ADM1026_REG_TEMP_MAX[i]);
cb01a231 642 data->temp_tmin[i] = adm1026_read_value(client,
1da177e4 643 ADM1026_REG_TEMP_TMIN[i]);
cb01a231 644 data->temp_crit[i] = adm1026_read_value(client,
1da177e4 645 ADM1026_REG_TEMP_THERM[i]);
cb01a231 646 data->temp_offset[i] = adm1026_read_value(client,
1da177e4
LT		 647 ADM1026_REG_TEMP_OFFSET[i]);
648 }
649
650 /* Read the STATUS/alarm masks */
cb01a231
JD		 651 alarms = adm1026_read_value(client, ADM1026_REG_MASK4);
652 gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */
653 alarms = (alarms & 0x7f) << 8;
1da177e4
LT		 654 alarms |= adm1026_read_value(client, ADM1026_REG_MASK3);
655 alarms <<= 8;
656 alarms |= adm1026_read_value(client, ADM1026_REG_MASK2);
657 alarms <<= 8;
658 alarms |= adm1026_read_value(client, ADM1026_REG_MASK1);
659 data->alarm_mask = alarms;
660
661 /* Read the GPIO values */
cb01a231 662 gpio |= adm1026_read_value(client,
1da177e4
LT		 663 ADM1026_REG_GPIO_MASK_8_15);
664 gpio <<= 8;
665 gpio |= adm1026_read_value(client, ADM1026_REG_GPIO_MASK_0_7);
666 data->gpio_mask = gpio;
667
668 /* Read various values from CONFIG1 */
cb01a231 669 data->config1 = adm1026_read_value(client,
1da177e4
LT		 670 ADM1026_REG_CONFIG1);
671 if (data->config1 & CFG1_PWM_AFC) {
672 data->pwm1.enable = 2;
cb01a231 673 data->pwm1.auto_pwm_min =
1da177e4
LT		 674 PWM_MIN_FROM_REG(data->pwm1.pwm);
675 }
676 /* Read the GPIO config */
cb01a231 677 data->config2 = adm1026_read_value(client,
1da177e4 678 ADM1026_REG_CONFIG2);
cb01a231 679 data->config3 = adm1026_read_value(client,
1da177e4
LT		 680 ADM1026_REG_CONFIG3);
681 data->gpio_config[16] = (data->config3 >> 6) & 0x03;
682
683 value = 0;
684 for (i = 0;i <= 15;++i) {
685 if ((i & 0x03) == 0) {
686 value = adm1026_read_value(client,
687 ADM1026_REG_GPIO_CFG_0_3 + i/4);
688 }
689 data->gpio_config[i] = value & 0x03;
690 value >>= 2;
691 }
692
693 data->last_config = jiffies;
cb01a231 694 }; /* last_config */
1da177e4 695
1da177e4 696 data->valid = 1;
9a61bf63 697 mutex_unlock(&data->update_lock);
1da177e4
LT		 698 return data;
699}
700
050480f1
YI		 701static ssize_t show_in(struct device *dev, struct device_attribute *attr,
702 char *buf)
1da177e4 703{
050480f1
YI		 704 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
705 int nr = sensor_attr->index;
1da177e4 706 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 707 return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in[nr]));
1da177e4 708}
050480f1
YI		 709static ssize_t show_in_min(struct device *dev, struct device_attribute *attr,
710 char *buf)
1da177e4 711{
050480f1
YI		 712 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
713 int nr = sensor_attr->index;
cb01a231
JD		 714 struct adm1026_data *data = adm1026_update_device(dev);
715 return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_min[nr]));
1da177e4 716}
050480f1
YI		 717static ssize_t set_in_min(struct device *dev, struct device_attribute *attr,
718 const char *buf, size_t count)
1da177e4 719{
050480f1
YI		 720 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
721 int nr = sensor_attr->index;
1da177e4
LT		 722 struct i2c_client *client = to_i2c_client(dev);
723 struct adm1026_data *data = i2c_get_clientdata(client);
724 int val = simple_strtol(buf, NULL, 10);
725
9a61bf63 726 mutex_lock(&data->update_lock);
1da177e4
LT		 727 data->in_min[nr] = INS_TO_REG(nr, val);
728 adm1026_write_value(client, ADM1026_REG_IN_MIN[nr], data->in_min[nr]);
9a61bf63 729 mutex_unlock(&data->update_lock);
cb01a231 730 return count;
1da177e4 731}
050480f1
YI		 732static ssize_t show_in_max(struct device *dev, struct device_attribute *attr,
733 char *buf)
1da177e4 734{
050480f1
YI		 735 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
736 int nr = sensor_attr->index;
1da177e4 737 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 738 return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_max[nr]));
1da177e4 739}
050480f1
YI		 740static ssize_t set_in_max(struct device *dev, struct device_attribute *attr,
741 const char *buf, size_t count)
1da177e4 742{
050480f1
YI		 743 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
744 int nr = sensor_attr->index;
1da177e4
LT		 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
9a61bf63 749 mutex_lock(&data->update_lock);
1da177e4
LT		 750 data->in_max[nr] = INS_TO_REG(nr, val);
751 adm1026_write_value(client, ADM1026_REG_IN_MAX[nr], data->in_max[nr]);
9a61bf63 752 mutex_unlock(&data->update_lock);
1da177e4
LT		 753 return count;
754}
755
050480f1
YI		 756#define in_reg(offset) \
757static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, show_in, \
758 NULL, offset); \
759static SENSOR_DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR, \
760 show_in_min, set_in_min, offset); \
761static SENSOR_DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR, \
762 show_in_max, set_in_max, offset);
1da177e4
LT		 763
764
765in_reg(0);
766in_reg(1);
767in_reg(2);
768in_reg(3);
769in_reg(4);
770in_reg(5);
771in_reg(6);
772in_reg(7);
773in_reg(8);
774in_reg(9);
775in_reg(10);
776in_reg(11);
777in_reg(12);
778in_reg(13);
779in_reg(14);
780in_reg(15);
781
74880c06 782static ssize_t show_in16(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 783{
784 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 785 return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in[16]) -
1da177e4
LT		 786 NEG12_OFFSET);
787}
74880c06 788static ssize_t show_in16_min(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4 789{
cb01a231
JD		 790 struct adm1026_data *data = adm1026_update_device(dev);
791 return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_min[16])
1da177e4
LT		 792 - NEG12_OFFSET);
793}
74880c06 794static ssize_t set_in16_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
1da177e4
LT		 795{
796 struct i2c_client *client = to_i2c_client(dev);
797 struct adm1026_data *data = i2c_get_clientdata(client);
798 int val = simple_strtol(buf, NULL, 10);
799
9a61bf63 800 mutex_lock(&data->update_lock);
1da177e4
LT		 801 data->in_min[16] = INS_TO_REG(16, val + NEG12_OFFSET);
802 adm1026_write_value(client, ADM1026_REG_IN_MIN[16], data->in_min[16]);
9a61bf63 803 mutex_unlock(&data->update_lock);
cb01a231 804 return count;
1da177e4 805}
74880c06 806static ssize_t show_in16_max(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 807{
808 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 809 return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_max[16])
1da177e4
LT		 810 - NEG12_OFFSET);
811}
74880c06 812static ssize_t set_in16_max(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
1da177e4
LT		 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
9a61bf63 818 mutex_lock(&data->update_lock);
1da177e4
LT		 819 data->in_max[16] = INS_TO_REG(16, val+NEG12_OFFSET);
820 adm1026_write_value(client, ADM1026_REG_IN_MAX[16], data->in_max[16]);
9a61bf63 821 mutex_unlock(&data->update_lock);
1da177e4
LT		 822 return count;
823}
824
050480f1
YI		 825static SENSOR_DEVICE_ATTR(in16_input, S_IRUGO, show_in16, NULL, 16);
826static SENSOR_DEVICE_ATTR(in16_min, S_IRUGO | S_IWUSR, show_in16_min, set_in16_min, 16);
827static SENSOR_DEVICE_ATTR(in16_max, S_IRUGO | S_IWUSR, show_in16_max, set_in16_max, 16);
1da177e4
LT		 828
829
830
831
832/* Now add fan read/write functions */
833
050480f1
YI		 834static ssize_t show_fan(struct device *dev, struct device_attribute *attr,
835 char *buf)
1da177e4 836{
050480f1
YI		 837 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
838 int nr = sensor_attr->index;
1da177e4 839 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 840 return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr],
1da177e4
LT		 841 data->fan_div[nr]));
842}
050480f1
YI		 843static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr,
844 char *buf)
1da177e4 845{
050480f1
YI		 846 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
847 int nr = sensor_attr->index;
1da177e4 848 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 849 return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr],
1da177e4
LT		 850 data->fan_div[nr]));
851}
050480f1
YI		 852static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr,
853 const char *buf, size_t count)
1da177e4 854{
050480f1
YI		 855 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
856 int nr = sensor_attr->index;
1da177e4
LT		 857 struct i2c_client *client = to_i2c_client(dev);
858 struct adm1026_data *data = i2c_get_clientdata(client);
859 int val = simple_strtol(buf, NULL, 10);
860
9a61bf63 861 mutex_lock(&data->update_lock);
1da177e4
LT		 862 data->fan_min[nr] = FAN_TO_REG(val, data->fan_div[nr]);
863 adm1026_write_value(client, ADM1026_REG_FAN_MIN(nr),
864 data->fan_min[nr]);
9a61bf63 865 mutex_unlock(&data->update_lock);
1da177e4
LT		 866 return count;
867}
868
cb01a231
JD		 869#define fan_offset(offset) \
870static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, show_fan, NULL, \
871 offset - 1); \
872static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \
050480f1 873 show_fan_min, set_fan_min, offset - 1);
1da177e4
LT		 874
875fan_offset(1);
876fan_offset(2);
877fan_offset(3);
878fan_offset(4);
879fan_offset(5);
880fan_offset(6);
881fan_offset(7);
882fan_offset(8);
883
884/* Adjust fan_min to account for new fan divisor */
885static void fixup_fan_min(struct device *dev, int fan, int old_div)
886{
887 struct i2c_client *client = to_i2c_client(dev);
888 struct adm1026_data *data = i2c_get_clientdata(client);
cb01a231
JD		 889 int new_min;
890 int new_div = data->fan_div[fan];
1da177e4
LT		 891
892 /* 0 and 0xff are special. Don't adjust them */
893 if (data->fan_min[fan] == 0 || data->fan_min[fan] == 0xff) {
894 return;
895 }
896
897 new_min = data->fan_min[fan] * old_div / new_div;
898 new_min = SENSORS_LIMIT(new_min, 1, 254);
899 data->fan_min[fan] = new_min;
900 adm1026_write_value(client, ADM1026_REG_FAN_MIN(fan), new_min);
901}
902
903/* Now add fan_div read/write functions */
050480f1
YI		 904static ssize_t show_fan_div(struct device *dev, struct device_attribute *attr,
905 char *buf)
1da177e4 906{
050480f1
YI		 907 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
908 int nr = sensor_attr->index;
1da177e4 909 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 910 return sprintf(buf, "%d\n", data->fan_div[nr]);
1da177e4 911}
050480f1
YI		 912static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr,
913 const char *buf, size_t count)
1da177e4 914{
050480f1
YI		 915 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
916 int nr = sensor_attr->index;
1da177e4
LT		 917 struct i2c_client *client = to_i2c_client(dev);
918 struct adm1026_data *data = i2c_get_clientdata(client);
52bc9802 919 int val, orig_div, new_div;
1da177e4
LT		 920
921 val = simple_strtol(buf, NULL, 10);
cb01a231 922 new_div = DIV_TO_REG(val);
8b0f1840 923
9a61bf63 924 mutex_lock(&data->update_lock);
1da177e4
LT		 925 orig_div = data->fan_div[nr];
926 data->fan_div[nr] = DIV_FROM_REG(new_div);
927
928 if (nr < 4) { /* 0 <= nr < 4 */
1da177e4 929 adm1026_write_value(client, ADM1026_REG_FAN_DIV_0_3,
52bc9802
GG		 930 (DIV_TO_REG(data->fan_div[0]) << 0) |
931 (DIV_TO_REG(data->fan_div[1]) << 2) |
932 (DIV_TO_REG(data->fan_div[2]) << 4) |
933 (DIV_TO_REG(data->fan_div[3]) << 6));
1da177e4 934 } else { /* 3 < nr < 8 */
1da177e4 935 adm1026_write_value(client, ADM1026_REG_FAN_DIV_4_7,
52bc9802
GG		 936 (DIV_TO_REG(data->fan_div[4]) << 0) |
937 (DIV_TO_REG(data->fan_div[5]) << 2) |
938 (DIV_TO_REG(data->fan_div[6]) << 4) |
939 (DIV_TO_REG(data->fan_div[7]) << 6));
1da177e4
LT		 940 }
941
942 if (data->fan_div[nr] != orig_div) {
cb01a231 943 fixup_fan_min(dev, nr, orig_div);
1da177e4 944 }
9a61bf63 945 mutex_unlock(&data->update_lock);
1da177e4
LT		 946 return count;
947}
948
cb01a231
JD		 949#define fan_offset_div(offset) \
950static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \
050480f1 951 show_fan_div, set_fan_div, offset - 1);
1da177e4
LT		 952
953fan_offset_div(1);
954fan_offset_div(2);
955fan_offset_div(3);
956fan_offset_div(4);
957fan_offset_div(5);
958fan_offset_div(6);
959fan_offset_div(7);
960fan_offset_div(8);
961
962/* Temps */
050480f1
YI		 963static ssize_t show_temp(struct device *dev, struct device_attribute *attr,
964 char *buf)
1da177e4 965{
050480f1
YI		 966 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
967 int nr = sensor_attr->index;
1da177e4 968 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 969 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[nr]));
1da177e4 970}
050480f1
YI		 971static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr,
972 char *buf)
1da177e4 973{
050480f1
YI		 974 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
975 int nr = sensor_attr->index;
1da177e4 976 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 977 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[nr]));
1da177e4 978}
050480f1
YI		 979static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr,
980 const char *buf, size_t count)
1da177e4 981{
050480f1
YI		 982 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
983 int nr = sensor_attr->index;
1da177e4
LT		 984 struct i2c_client *client = to_i2c_client(dev);
985 struct adm1026_data *data = i2c_get_clientdata(client);
986 int val = simple_strtol(buf, NULL, 10);
987
9a61bf63 988 mutex_lock(&data->update_lock);
1da177e4
LT		 989 data->temp_min[nr] = TEMP_TO_REG(val);
990 adm1026_write_value(client, ADM1026_REG_TEMP_MIN[nr],
991 data->temp_min[nr]);
9a61bf63 992 mutex_unlock(&data->update_lock);
1da177e4
LT		 993 return count;
994}
050480f1
YI		 995static ssize_t show_temp_max(struct device *dev, struct device_attribute *attr,
996 char *buf)
1da177e4 997{
050480f1
YI		 998 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
999 int nr = sensor_attr->index;
1da177e4 1000 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1001 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[nr]));
1da177e4 1002}
050480f1
YI		 1003static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr,
1004 const char *buf, size_t count)
1da177e4 1005{
050480f1
YI		 1006 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1007 int nr = sensor_attr->index;
1da177e4
LT		 1008 struct i2c_client *client = to_i2c_client(dev);
1009 struct adm1026_data *data = i2c_get_clientdata(client);
1010 int val = simple_strtol(buf, NULL, 10);
1011
9a61bf63 1012 mutex_lock(&data->update_lock);
1da177e4
LT		 1013 data->temp_max[nr] = TEMP_TO_REG(val);
1014 adm1026_write_value(client, ADM1026_REG_TEMP_MAX[nr],
1015 data->temp_max[nr]);
9a61bf63 1016 mutex_unlock(&data->update_lock);
1da177e4
LT		 1017 return count;
1018}
050480f1
YI		 1019
1020#define temp_reg(offset) \
cb01a231 1021static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_temp, \
050480f1
YI		 1022 NULL, offset - 1); \
1023static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IRUGO | S_IWUSR, \
1024 show_temp_min, set_temp_min, offset - 1); \
1025static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR, \
1026 show_temp_max, set_temp_max, offset - 1);
1da177e4
LT		 1027
1028
1029temp_reg(1);
1030temp_reg(2);
1031temp_reg(3);
1032
050480f1
YI		 1033static ssize_t show_temp_offset(struct device *dev,
1034 struct device_attribute *attr, char *buf)
1da177e4 1035{
050480f1
YI		 1036 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1037 int nr = sensor_attr->index;
1da177e4 1038 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1039 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_offset[nr]));
1da177e4 1040}
050480f1
YI		 1041static ssize_t set_temp_offset(struct device *dev,
1042 struct device_attribute *attr, const char *buf,
1043 size_t count)
1da177e4 1044{
050480f1
YI		 1045 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1046 int nr = sensor_attr->index;
1da177e4
LT		 1047 struct i2c_client *client = to_i2c_client(dev);
1048 struct adm1026_data *data = i2c_get_clientdata(client);
1049 int val = simple_strtol(buf, NULL, 10);
1050
9a61bf63 1051 mutex_lock(&data->update_lock);
1da177e4
LT		 1052 data->temp_offset[nr] = TEMP_TO_REG(val);
1053 adm1026_write_value(client, ADM1026_REG_TEMP_OFFSET[nr],
1054 data->temp_offset[nr]);
9a61bf63 1055 mutex_unlock(&data->update_lock);
1da177e4
LT		 1056 return count;
1057}
1058
050480f1
YI		 1059#define temp_offset_reg(offset) \
1060static SENSOR_DEVICE_ATTR(temp##offset##_offset, S_IRUGO | S_IWUSR, \
1061 show_temp_offset, set_temp_offset, offset - 1);
1da177e4
LT		 1062
1063temp_offset_reg(1);
1064temp_offset_reg(2);
1065temp_offset_reg(3);
1066
050480f1
YI		 1067static ssize_t show_temp_auto_point1_temp_hyst(struct device *dev,
1068 struct device_attribute *attr, char *buf)
1da177e4 1069{
050480f1
YI		 1070 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1071 int nr = sensor_attr->index;
1da177e4 1072 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1073 return sprintf(buf, "%d\n", TEMP_FROM_REG(
1da177e4
LT		 1074 ADM1026_FAN_ACTIVATION_TEMP_HYST + data->temp_tmin[nr]));
1075}
050480f1
YI		 1076static ssize_t show_temp_auto_point2_temp(struct device *dev,
1077 struct device_attribute *attr, char *buf)
1da177e4 1078{
050480f1
YI		 1079 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1080 int nr = sensor_attr->index;
1da177e4 1081 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1082 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr] +
1da177e4
LT		 1083 ADM1026_FAN_CONTROL_TEMP_RANGE));
1084}
050480f1
YI		 1085static ssize_t show_temp_auto_point1_temp(struct device *dev,
1086 struct device_attribute *attr, char *buf)
1da177e4 1087{
050480f1
YI		 1088 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1089 int nr = sensor_attr->index;
1da177e4 1090 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1091 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr]));
1da177e4 1092}
050480f1
YI		 1093static ssize_t set_temp_auto_point1_temp(struct device *dev,
1094 struct device_attribute *attr, const char *buf, size_t count)
1da177e4 1095{
050480f1
YI		 1096 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1097 int nr = sensor_attr->index;
1da177e4
LT		 1098 struct i2c_client *client = to_i2c_client(dev);
1099 struct adm1026_data *data = i2c_get_clientdata(client);
1100 int val = simple_strtol(buf, NULL, 10);
1101
9a61bf63 1102 mutex_lock(&data->update_lock);
1da177e4
LT		 1103 data->temp_tmin[nr] = TEMP_TO_REG(val);
1104 adm1026_write_value(client, ADM1026_REG_TEMP_TMIN[nr],
1105 data->temp_tmin[nr]);
9a61bf63 1106 mutex_unlock(&data->update_lock);
1da177e4
LT		 1107 return count;
1108}
1109
cb01a231
JD		 1110#define temp_auto_point(offset) \
1111static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp, \
1112 S_IRUGO | S_IWUSR, show_temp_auto_point1_temp, \
1113 set_temp_auto_point1_temp, offset - 1); \
1114static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp_hyst, S_IRUGO,\
1115 show_temp_auto_point1_temp_hyst, NULL, offset - 1); \
1116static SENSOR_DEVICE_ATTR(temp##offset##_auto_point2_temp, S_IRUGO, \
050480f1 1117 show_temp_auto_point2_temp, NULL, offset - 1);
1da177e4
LT		 1118
1119temp_auto_point(1);
1120temp_auto_point(2);
1121temp_auto_point(3);
1122
050480f1
YI		 1123static ssize_t show_temp_crit_enable(struct device *dev,
1124 struct device_attribute *attr, char *buf)
1da177e4
LT		 1125{
1126 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1127 return sprintf(buf, "%d\n", (data->config1 & CFG1_THERM_HOT) >> 4);
1da177e4 1128}
050480f1
YI		 1129static ssize_t set_temp_crit_enable(struct device *dev,
1130 struct device_attribute *attr, const char *buf, size_t count)
1da177e4
LT		 1131{
1132 struct i2c_client *client = to_i2c_client(dev);
1133 struct adm1026_data *data = i2c_get_clientdata(client);
1134 int val = simple_strtol(buf, NULL, 10);
1135
1136 if ((val == 1) || (val==0)) {
9a61bf63 1137 mutex_lock(&data->update_lock);
1da177e4 1138 data->config1 = (data->config1 & ~CFG1_THERM_HOT) | (val << 4);
cb01a231 1139 adm1026_write_value(client, ADM1026_REG_CONFIG1,
1da177e4 1140 data->config1);
9a61bf63 1141 mutex_unlock(&data->update_lock);
1da177e4
LT		 1142 }
1143 return count;
1144}
1145
050480f1
YI		 1146#define temp_crit_enable(offset) \
1147static DEVICE_ATTR(temp##offset##_crit_enable, S_IRUGO | S_IWUSR, \
1da177e4
LT		 1148 show_temp_crit_enable, set_temp_crit_enable);
1149
050480f1
YI		 1150temp_crit_enable(1);
1151temp_crit_enable(2);
1152temp_crit_enable(3);
1da177e4 1153
050480f1
YI		 1154static ssize_t show_temp_crit(struct device *dev,
1155 struct device_attribute *attr, char *buf)
1da177e4 1156{
050480f1
YI		 1157 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1158 int nr = sensor_attr->index;
1da177e4 1159 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1160 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_crit[nr]));
1da177e4 1161}
050480f1
YI		 1162static ssize_t set_temp_crit(struct device *dev, struct device_attribute *attr,
1163 const char *buf, size_t count)
1da177e4 1164{
050480f1
YI		 1165 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1166 int nr = sensor_attr->index;
1da177e4
LT		 1167 struct i2c_client *client = to_i2c_client(dev);
1168 struct adm1026_data *data = i2c_get_clientdata(client);
1169 int val = simple_strtol(buf, NULL, 10);
1170
9a61bf63 1171 mutex_lock(&data->update_lock);
1da177e4
LT		 1172 data->temp_crit[nr] = TEMP_TO_REG(val);
1173 adm1026_write_value(client, ADM1026_REG_TEMP_THERM[nr],
1174 data->temp_crit[nr]);
9a61bf63 1175 mutex_unlock(&data->update_lock);
1da177e4
LT		 1176 return count;
1177}
1178
050480f1
YI		 1179#define temp_crit_reg(offset) \
1180static SENSOR_DEVICE_ATTR(temp##offset##_crit, S_IRUGO | S_IWUSR, \
1181 show_temp_crit, set_temp_crit, offset - 1);
1da177e4
LT		 1182
1183temp_crit_reg(1);
1184temp_crit_reg(2);
1185temp_crit_reg(3);
1186
74880c06 1187static ssize_t show_analog_out_reg(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1188{
1189 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1190 return sprintf(buf, "%d\n", DAC_FROM_REG(data->analog_out));
1da177e4 1191}
74880c06 1192static ssize_t set_analog_out_reg(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1193 size_t count)
1194{
1195 struct i2c_client *client = to_i2c_client(dev);
1196 struct adm1026_data *data = i2c_get_clientdata(client);
1197 int val = simple_strtol(buf, NULL, 10);
1198
9a61bf63 1199 mutex_lock(&data->update_lock);
1da177e4
LT		 1200 data->analog_out = DAC_TO_REG(val);
1201 adm1026_write_value(client, ADM1026_REG_DAC, data->analog_out);
9a61bf63 1202 mutex_unlock(&data->update_lock);
1da177e4
LT		 1203 return count;
1204}
1205
cb01a231 1206static DEVICE_ATTR(analog_out, S_IRUGO | S_IWUSR, show_analog_out_reg,
1da177e4
LT		 1207 set_analog_out_reg);
1208
74880c06 1209static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1210{
1211 struct adm1026_data *data = adm1026_update_device(dev);
a0cf354a
JD		 1212 int vid = (data->gpio >> 11) & 0x1f;
1213
1214 dev_dbg(dev, "Setting VID from GPIO11-15.\n");
1215 return sprintf(buf, "%d\n", vid_from_reg(vid, data->vrm));
1da177e4 1216}
937df8df 1217static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL);
1da177e4 1218
74880c06 1219static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4 1220{
90d6619a 1221 struct adm1026_data *data = dev_get_drvdata(dev);
cb01a231 1222 return sprintf(buf, "%d\n", data->vrm);
1da177e4 1223}
74880c06 1224static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1225 size_t count)
1226{
f67fdabf 1227 struct adm1026_data *data = dev_get_drvdata(dev);
1da177e4
LT		 1228
1229 data->vrm = simple_strtol(buf, NULL, 10);
1230 return count;
1231}
1232
1233static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg);
1234
74880c06 1235static ssize_t show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1236{
1237 struct adm1026_data *data = adm1026_update_device(dev);
f67fdabf 1238 return sprintf(buf, "%ld\n", data->alarms);
1da177e4
LT		 1239}
1240
1241static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL);
1242
a9273cb8
JD		 1243static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
1244 char *buf)
1245{
1246 struct adm1026_data *data = adm1026_update_device(dev);
1247 int bitnr = to_sensor_dev_attr(attr)->index;
1248 return sprintf(buf, "%ld\n", (data->alarms >> bitnr) & 1);
1249}
1250
1251static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 0);
1252static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 1);
1253static SENSOR_DEVICE_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, 1);
1254static SENSOR_DEVICE_ATTR(in11_alarm, S_IRUGO, show_alarm, NULL, 2);
1255static SENSOR_DEVICE_ATTR(in12_alarm, S_IRUGO, show_alarm, NULL, 3);
1256static SENSOR_DEVICE_ATTR(in13_alarm, S_IRUGO, show_alarm, NULL, 4);
1257static SENSOR_DEVICE_ATTR(in14_alarm, S_IRUGO, show_alarm, NULL, 5);
1258static SENSOR_DEVICE_ATTR(in15_alarm, S_IRUGO, show_alarm, NULL, 6);
1259static SENSOR_DEVICE_ATTR(in16_alarm, S_IRUGO, show_alarm, NULL, 7);
1260static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 8);
1261static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 9);
1262static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 10);
1263static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 11);
1264static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 12);
1265static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 13);
1266static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 14);
1267static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 15);
1268static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 16);
1269static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 17);
1270static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 18);
1271static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 19);
1272static SENSOR_DEVICE_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 20);
1273static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_alarm, NULL, 21);
1274static SENSOR_DEVICE_ATTR(fan7_alarm, S_IRUGO, show_alarm, NULL, 22);
1275static SENSOR_DEVICE_ATTR(fan8_alarm, S_IRUGO, show_alarm, NULL, 23);
1276static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 24);
1277static SENSOR_DEVICE_ATTR(in10_alarm, S_IRUGO, show_alarm, NULL, 25);
1278static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 26);
1279
74880c06 1280static ssize_t show_alarm_mask(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1281{
1282 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1283 return sprintf(buf, "%ld\n", data->alarm_mask);
1da177e4 1284}
74880c06 1285static ssize_t set_alarm_mask(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1286 size_t count)
1287{
1288 struct i2c_client *client = to_i2c_client(dev);
1289 struct adm1026_data *data = i2c_get_clientdata(client);
1290 int val = simple_strtol(buf, NULL, 10);
1291 unsigned long mask;
1292
9a61bf63 1293 mutex_lock(&data->update_lock);
1da177e4
LT		 1294 data->alarm_mask = val & 0x7fffffff;
1295 mask = data->alarm_mask
1296 | (data->gpio_mask & 0x10000 ? 0x80000000 : 0);
1297 adm1026_write_value(client, ADM1026_REG_MASK1,
1298 mask & 0xff);
1299 mask >>= 8;
1300 adm1026_write_value(client, ADM1026_REG_MASK2,
1301 mask & 0xff);
1302 mask >>= 8;
1303 adm1026_write_value(client, ADM1026_REG_MASK3,
1304 mask & 0xff);
1305 mask >>= 8;
1306 adm1026_write_value(client, ADM1026_REG_MASK4,
1307 mask & 0xff);
9a61bf63 1308 mutex_unlock(&data->update_lock);
1da177e4
LT		 1309 return count;
1310}
1311
1312static DEVICE_ATTR(alarm_mask, S_IRUGO | S_IWUSR, show_alarm_mask,
1313 set_alarm_mask);
1314
1315
74880c06 1316static ssize_t show_gpio(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1317{
1318 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1319 return sprintf(buf, "%ld\n", data->gpio);
1da177e4 1320}
74880c06 1321static ssize_t set_gpio(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1322 size_t count)
1323{
1324 struct i2c_client *client = to_i2c_client(dev);
1325 struct adm1026_data *data = i2c_get_clientdata(client);
1326 int val = simple_strtol(buf, NULL, 10);
cb01a231 1327 long gpio;
1da177e4 1328
9a61bf63 1329 mutex_lock(&data->update_lock);
1da177e4
LT		 1330 data->gpio = val & 0x1ffff;
1331 gpio = data->gpio;
cb01a231 1332 adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_0_7, gpio & 0xff);
1da177e4 1333 gpio >>= 8;
cb01a231 1334 adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_8_15, gpio & 0xff);
1da177e4 1335 gpio = ((gpio >> 1) & 0x80) | (data->alarms >> 24 & 0x7f);
cb01a231 1336 adm1026_write_value(client, ADM1026_REG_STATUS4, gpio & 0xff);
9a61bf63 1337 mutex_unlock(&data->update_lock);
1da177e4
LT		 1338 return count;
1339}
1340
1341static DEVICE_ATTR(gpio, S_IRUGO | S_IWUSR, show_gpio, set_gpio);
1342
1343
74880c06 1344static ssize_t show_gpio_mask(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1345{
1346 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1347 return sprintf(buf, "%ld\n", data->gpio_mask);
1da177e4 1348}
74880c06 1349static ssize_t set_gpio_mask(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1350 size_t count)
1351{
1352 struct i2c_client *client = to_i2c_client(dev);
1353 struct adm1026_data *data = i2c_get_clientdata(client);
1354 int val = simple_strtol(buf, NULL, 10);
cb01a231 1355 long mask;
1da177e4 1356
9a61bf63 1357 mutex_lock(&data->update_lock);
1da177e4
LT		 1358 data->gpio_mask = val & 0x1ffff;
1359 mask = data->gpio_mask;
cb01a231 1360 adm1026_write_value(client, ADM1026_REG_GPIO_MASK_0_7, mask & 0xff);
1da177e4 1361 mask >>= 8;
cb01a231 1362 adm1026_write_value(client, ADM1026_REG_GPIO_MASK_8_15, mask & 0xff);
1da177e4 1363 mask = ((mask >> 1) & 0x80) | (data->alarm_mask >> 24 & 0x7f);
cb01a231 1364 adm1026_write_value(client, ADM1026_REG_MASK1, mask & 0xff);
9a61bf63 1365 mutex_unlock(&data->update_lock);
1da177e4
LT		 1366 return count;
1367}
1368
1369static DEVICE_ATTR(gpio_mask, S_IRUGO | S_IWUSR, show_gpio_mask, set_gpio_mask);
1370
74880c06 1371static ssize_t show_pwm_reg(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1372{
1373 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1374 return sprintf(buf, "%d\n", PWM_FROM_REG(data->pwm1.pwm));
1da177e4 1375}
74880c06 1376static ssize_t set_pwm_reg(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1377 size_t count)
1378{
1379 struct i2c_client *client = to_i2c_client(dev);
1380 struct adm1026_data *data = i2c_get_clientdata(client);
1381
1382 if (data->pwm1.enable == 1) {
1383 int val = simple_strtol(buf, NULL, 10);
1384
9a61bf63 1385 mutex_lock(&data->update_lock);
1da177e4
LT		 1386 data->pwm1.pwm = PWM_TO_REG(val);
1387 adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm);
9a61bf63 1388 mutex_unlock(&data->update_lock);
1da177e4
LT		 1389 }
1390 return count;
1391}
74880c06 1392static ssize_t show_auto_pwm_min(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1393{
1394 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1395 return sprintf(buf, "%d\n", data->pwm1.auto_pwm_min);
1da177e4 1396}
74880c06 1397static ssize_t set_auto_pwm_min(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1398 size_t count)
1399{
1400 struct i2c_client *client = to_i2c_client(dev);
1401 struct adm1026_data *data = i2c_get_clientdata(client);
1402 int val = simple_strtol(buf, NULL, 10);
1403
9a61bf63 1404 mutex_lock(&data->update_lock);
cb01a231 1405 data->pwm1.auto_pwm_min = SENSORS_LIMIT(val, 0, 255);
1da177e4
LT		 1406 if (data->pwm1.enable == 2) { /* apply immediately */
1407 data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) |
cb01a231 1408 PWM_MIN_TO_REG(data->pwm1.auto_pwm_min));
1da177e4
LT		 1409 adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm);
1410 }
9a61bf63 1411 mutex_unlock(&data->update_lock);
1da177e4
LT		 1412 return count;
1413}
74880c06 1414static ssize_t show_auto_pwm_max(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4 1415{
cb01a231 1416 return sprintf(buf, "%d\n", ADM1026_PWM_MAX);
1da177e4 1417}
74880c06 1418static ssize_t show_pwm_enable(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4
LT		 1419{
1420 struct adm1026_data *data = adm1026_update_device(dev);
cb01a231 1421 return sprintf(buf, "%d\n", data->pwm1.enable);
1da177e4 1422}
74880c06 1423static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *attr, const char *buf,
1da177e4
LT		 1424 size_t count)
1425{
1426 struct i2c_client *client = to_i2c_client(dev);
1427 struct adm1026_data *data = i2c_get_clientdata(client);
1428 int val = simple_strtol(buf, NULL, 10);
cb01a231 1429 int old_enable;
1da177e4
LT		 1430
1431 if ((val >= 0) && (val < 3)) {
9a61bf63 1432 mutex_lock(&data->update_lock);
1da177e4
LT		 1433 old_enable = data->pwm1.enable;
1434 data->pwm1.enable = val;
1435 data->config1 = (data->config1 & ~CFG1_PWM_AFC)
1436 | ((val == 2) ? CFG1_PWM_AFC : 0);
1437 adm1026_write_value(client, ADM1026_REG_CONFIG1,
1438 data->config1);
cb01a231 1439 if (val == 2) { /* apply pwm1_auto_pwm_min to pwm1 */
1da177e4 1440 data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) |
cb01a231
JD		 1441 PWM_MIN_TO_REG(data->pwm1.auto_pwm_min));
1442 adm1026_write_value(client, ADM1026_REG_PWM,
1da177e4
LT		 1443 data->pwm1.pwm);
1444 } else if (!((old_enable == 1) && (val == 1))) {
1445 /* set pwm to safe value */
1446 data->pwm1.pwm = 255;
cb01a231 1447 adm1026_write_value(client, ADM1026_REG_PWM,
1da177e4
LT		 1448 data->pwm1.pwm);
1449 }
9a61bf63 1450 mutex_unlock(&data->update_lock);
1da177e4
LT		 1451 }
1452 return count;
1453}
1454
1455/* enable PWM fan control */
cb01a231
JD		 1456static DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1457static DEVICE_ATTR(pwm2, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1458static DEVICE_ATTR(pwm3, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1459static DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
1da177e4 1460 set_pwm_enable);
cb01a231 1461static DEVICE_ATTR(pwm2_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
1da177e4 1462 set_pwm_enable);
cb01a231 1463static DEVICE_ATTR(pwm3_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
1da177e4 1464 set_pwm_enable);
cb01a231 1465static DEVICE_ATTR(temp1_auto_point1_pwm, S_IRUGO | S_IWUSR,
1da177e4 1466 show_auto_pwm_min, set_auto_pwm_min);
cb01a231 1467static DEVICE_ATTR(temp2_auto_point1_pwm, S_IRUGO | S_IWUSR,
1da177e4 1468 show_auto_pwm_min, set_auto_pwm_min);
cb01a231 1469static DEVICE_ATTR(temp3_auto_point1_pwm, S_IRUGO | S_IWUSR,
1da177e4
LT		 1470 show_auto_pwm_min, set_auto_pwm_min);
1471
1472static DEVICE_ATTR(temp1_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1473static DEVICE_ATTR(temp2_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1474static DEVICE_ATTR(temp3_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1475
681c6f7a
MH		 1476static struct attribute *adm1026_attributes[] = {
1477 &sensor_dev_attr_in0_input.dev_attr.attr,
1478 &sensor_dev_attr_in0_max.dev_attr.attr,
1479 &sensor_dev_attr_in0_min.dev_attr.attr,
a9273cb8 1480 &sensor_dev_attr_in0_alarm.dev_attr.attr,
681c6f7a
MH		 1481 &sensor_dev_attr_in1_input.dev_attr.attr,
1482 &sensor_dev_attr_in1_max.dev_attr.attr,
1483 &sensor_dev_attr_in1_min.dev_attr.attr,
a9273cb8 1484 &sensor_dev_attr_in1_alarm.dev_attr.attr,
681c6f7a
MH		 1485 &sensor_dev_attr_in2_input.dev_attr.attr,
1486 &sensor_dev_attr_in2_max.dev_attr.attr,
1487 &sensor_dev_attr_in2_min.dev_attr.attr,
a9273cb8 1488 &sensor_dev_attr_in2_alarm.dev_attr.attr,
681c6f7a
MH		 1489 &sensor_dev_attr_in3_input.dev_attr.attr,
1490 &sensor_dev_attr_in3_max.dev_attr.attr,
1491 &sensor_dev_attr_in3_min.dev_attr.attr,
a9273cb8 1492 &sensor_dev_attr_in3_alarm.dev_attr.attr,
681c6f7a
MH		 1493 &sensor_dev_attr_in4_input.dev_attr.attr,
1494 &sensor_dev_attr_in4_max.dev_attr.attr,
1495 &sensor_dev_attr_in4_min.dev_attr.attr,
a9273cb8 1496 &sensor_dev_attr_in4_alarm.dev_attr.attr,
681c6f7a
MH		 1497 &sensor_dev_attr_in5_input.dev_attr.attr,
1498 &sensor_dev_attr_in5_max.dev_attr.attr,
1499 &sensor_dev_attr_in5_min.dev_attr.attr,
a9273cb8 1500 &sensor_dev_attr_in5_alarm.dev_attr.attr,
681c6f7a
MH		 1501 &sensor_dev_attr_in6_input.dev_attr.attr,
1502 &sensor_dev_attr_in6_max.dev_attr.attr,
1503 &sensor_dev_attr_in6_min.dev_attr.attr,
a9273cb8 1504 &sensor_dev_attr_in6_alarm.dev_attr.attr,
681c6f7a
MH		 1505 &sensor_dev_attr_in7_input.dev_attr.attr,
1506 &sensor_dev_attr_in7_max.dev_attr.attr,
1507 &sensor_dev_attr_in7_min.dev_attr.attr,
a9273cb8 1508 &sensor_dev_attr_in7_alarm.dev_attr.attr,
681c6f7a
MH		 1509 &sensor_dev_attr_in10_input.dev_attr.attr,
1510 &sensor_dev_attr_in10_max.dev_attr.attr,
1511 &sensor_dev_attr_in10_min.dev_attr.attr,
a9273cb8 1512 &sensor_dev_attr_in10_alarm.dev_attr.attr,
681c6f7a
MH		 1513 &sensor_dev_attr_in11_input.dev_attr.attr,
1514 &sensor_dev_attr_in11_max.dev_attr.attr,
1515 &sensor_dev_attr_in11_min.dev_attr.attr,
a9273cb8 1516 &sensor_dev_attr_in11_alarm.dev_attr.attr,
681c6f7a
MH		 1517 &sensor_dev_attr_in12_input.dev_attr.attr,
1518 &sensor_dev_attr_in12_max.dev_attr.attr,
1519 &sensor_dev_attr_in12_min.dev_attr.attr,
a9273cb8 1520 &sensor_dev_attr_in12_alarm.dev_attr.attr,
681c6f7a
MH		 1521 &sensor_dev_attr_in13_input.dev_attr.attr,
1522 &sensor_dev_attr_in13_max.dev_attr.attr,
1523 &sensor_dev_attr_in13_min.dev_attr.attr,
a9273cb8 1524 &sensor_dev_attr_in13_alarm.dev_attr.attr,
681c6f7a
MH		 1525 &sensor_dev_attr_in14_input.dev_attr.attr,
1526 &sensor_dev_attr_in14_max.dev_attr.attr,
1527 &sensor_dev_attr_in14_min.dev_attr.attr,
a9273cb8 1528 &sensor_dev_attr_in14_alarm.dev_attr.attr,
681c6f7a
MH		 1529 &sensor_dev_attr_in15_input.dev_attr.attr,
1530 &sensor_dev_attr_in15_max.dev_attr.attr,
1531 &sensor_dev_attr_in15_min.dev_attr.attr,
a9273cb8 1532 &sensor_dev_attr_in15_alarm.dev_attr.attr,
681c6f7a
MH		 1533 &sensor_dev_attr_in16_input.dev_attr.attr,
1534 &sensor_dev_attr_in16_max.dev_attr.attr,
1535 &sensor_dev_attr_in16_min.dev_attr.attr,
a9273cb8 1536 &sensor_dev_attr_in16_alarm.dev_attr.attr,
681c6f7a
MH		 1537 &sensor_dev_attr_fan1_input.dev_attr.attr,
1538 &sensor_dev_attr_fan1_div.dev_attr.attr,
1539 &sensor_dev_attr_fan1_min.dev_attr.attr,
a9273cb8 1540 &sensor_dev_attr_fan1_alarm.dev_attr.attr,
681c6f7a
MH		 1541 &sensor_dev_attr_fan2_input.dev_attr.attr,
1542 &sensor_dev_attr_fan2_div.dev_attr.attr,
1543 &sensor_dev_attr_fan2_min.dev_attr.attr,
a9273cb8 1544 &sensor_dev_attr_fan2_alarm.dev_attr.attr,
681c6f7a
MH		 1545 &sensor_dev_attr_fan3_input.dev_attr.attr,
1546 &sensor_dev_attr_fan3_div.dev_attr.attr,
1547 &sensor_dev_attr_fan3_min.dev_attr.attr,
a9273cb8 1548 &sensor_dev_attr_fan3_alarm.dev_attr.attr,
681c6f7a
MH		 1549 &sensor_dev_attr_fan4_input.dev_attr.attr,
1550 &sensor_dev_attr_fan4_div.dev_attr.attr,
1551 &sensor_dev_attr_fan4_min.dev_attr.attr,
a9273cb8 1552 &sensor_dev_attr_fan4_alarm.dev_attr.attr,
681c6f7a
MH		 1553 &sensor_dev_attr_fan5_input.dev_attr.attr,
1554 &sensor_dev_attr_fan5_div.dev_attr.attr,
1555 &sensor_dev_attr_fan5_min.dev_attr.attr,
a9273cb8 1556 &sensor_dev_attr_fan5_alarm.dev_attr.attr,
681c6f7a
MH		 1557 &sensor_dev_attr_fan6_input.dev_attr.attr,
1558 &sensor_dev_attr_fan6_div.dev_attr.attr,
1559 &sensor_dev_attr_fan6_min.dev_attr.attr,
a9273cb8 1560 &sensor_dev_attr_fan6_alarm.dev_attr.attr,
681c6f7a
MH		 1561 &sensor_dev_attr_fan7_input.dev_attr.attr,
1562 &sensor_dev_attr_fan7_div.dev_attr.attr,
1563 &sensor_dev_attr_fan7_min.dev_attr.attr,
a9273cb8 1564 &sensor_dev_attr_fan7_alarm.dev_attr.attr,
681c6f7a
MH		 1565 &sensor_dev_attr_fan8_input.dev_attr.attr,
1566 &sensor_dev_attr_fan8_div.dev_attr.attr,
1567 &sensor_dev_attr_fan8_min.dev_attr.attr,
a9273cb8 1568 &sensor_dev_attr_fan8_alarm.dev_attr.attr,
681c6f7a
MH		 1569 &sensor_dev_attr_temp1_input.dev_attr.attr,
1570 &sensor_dev_attr_temp1_max.dev_attr.attr,
1571 &sensor_dev_attr_temp1_min.dev_attr.attr,
a9273cb8 1572 &sensor_dev_attr_temp1_alarm.dev_attr.attr,
681c6f7a
MH		 1573 &sensor_dev_attr_temp2_input.dev_attr.attr,
1574 &sensor_dev_attr_temp2_max.dev_attr.attr,
1575 &sensor_dev_attr_temp2_min.dev_attr.attr,
a9273cb8 1576 &sensor_dev_attr_temp2_alarm.dev_attr.attr,
681c6f7a
MH		 1577 &sensor_dev_attr_temp1_offset.dev_attr.attr,
1578 &sensor_dev_attr_temp2_offset.dev_attr.attr,
681c6f7a
MH		 1579 &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr,
1580 &sensor_dev_attr_temp2_auto_point1_temp.dev_attr.attr,
681c6f7a
MH		 1581 &sensor_dev_attr_temp1_auto_point1_temp_hyst.dev_attr.attr,
1582 &sensor_dev_attr_temp2_auto_point1_temp_hyst.dev_attr.attr,
681c6f7a
MH		 1583 &sensor_dev_attr_temp1_auto_point2_temp.dev_attr.attr,
1584 &sensor_dev_attr_temp2_auto_point2_temp.dev_attr.attr,
681c6f7a
MH		 1585 &sensor_dev_attr_temp1_crit.dev_attr.attr,
1586 &sensor_dev_attr_temp2_crit.dev_attr.attr,
681c6f7a
MH		 1587 &dev_attr_temp1_crit_enable.attr,
1588 &dev_attr_temp2_crit_enable.attr,
681c6f7a
MH		 1589 &dev_attr_cpu0_vid.attr,
1590 &dev_attr_vrm.attr,
1591 &dev_attr_alarms.attr,
1592 &dev_attr_alarm_mask.attr,
1593 &dev_attr_gpio.attr,
1594 &dev_attr_gpio_mask.attr,
1595 &dev_attr_pwm1.attr,
1596 &dev_attr_pwm2.attr,
1597 &dev_attr_pwm3.attr,
1598 &dev_attr_pwm1_enable.attr,
1599 &dev_attr_pwm2_enable.attr,
1600 &dev_attr_pwm3_enable.attr,
1601 &dev_attr_temp1_auto_point1_pwm.attr,
1602 &dev_attr_temp2_auto_point1_pwm.attr,
681c6f7a
MH		 1603 &dev_attr_temp1_auto_point2_pwm.attr,
1604 &dev_attr_temp2_auto_point2_pwm.attr,
681c6f7a
MH		 1605 &dev_attr_analog_out.attr,
1606 NULL
1607};
1608
1609static const struct attribute_group adm1026_group = {
1610 .attrs = adm1026_attributes,
1611};
1612
5b34dbcd
JD		 1613static struct attribute *adm1026_attributes_temp3[] = {
1614 &sensor_dev_attr_temp3_input.dev_attr.attr,
1615 &sensor_dev_attr_temp3_max.dev_attr.attr,
1616 &sensor_dev_attr_temp3_min.dev_attr.attr,
1617 &sensor_dev_attr_temp3_alarm.dev_attr.attr,
1618 &sensor_dev_attr_temp3_offset.dev_attr.attr,
1619 &sensor_dev_attr_temp3_auto_point1_temp.dev_attr.attr,
1620 &sensor_dev_attr_temp3_auto_point1_temp_hyst.dev_attr.attr,
1621 &sensor_dev_attr_temp3_auto_point2_temp.dev_attr.attr,
1622 &sensor_dev_attr_temp3_crit.dev_attr.attr,
1623 &dev_attr_temp3_crit_enable.attr,
1624 &dev_attr_temp3_auto_point1_pwm.attr,
1625 &dev_attr_temp3_auto_point2_pwm.attr,
1d5f2c16 1626 NULL
5b34dbcd
JD		 1627};
1628
1629static const struct attribute_group adm1026_group_temp3 = {
1630 .attrs = adm1026_attributes_temp3,
1631};
1632
1633static struct attribute *adm1026_attributes_in8_9[] = {
1634 &sensor_dev_attr_in8_input.dev_attr.attr,
1635 &sensor_dev_attr_in8_max.dev_attr.attr,
1636 &sensor_dev_attr_in8_min.dev_attr.attr,
1637 &sensor_dev_attr_in8_alarm.dev_attr.attr,
1638 &sensor_dev_attr_in9_input.dev_attr.attr,
1639 &sensor_dev_attr_in9_max.dev_attr.attr,
1640 &sensor_dev_attr_in9_min.dev_attr.attr,
1641 &sensor_dev_attr_in9_alarm.dev_attr.attr,
1d5f2c16 1642 NULL
5b34dbcd
JD		 1643};
1644
1645static const struct attribute_group adm1026_group_in8_9 = {
1646 .attrs = adm1026_attributes_in8_9,
1647};
1648
57f7eb0b 1649/* Return 0 if detection is successful, -ENODEV otherwise */
310ec792 1650static int adm1026_detect(struct i2c_client *client,
57f7eb0b 1651 struct i2c_board_info *info)
1da177e4 1652{
57f7eb0b
JD		 1653 struct i2c_adapter *adapter = client->adapter;
1654 int address = client->addr;
1da177e4 1655 int company, verstep;
1da177e4
LT		 1656
1657 if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
1658 /* We need to be able to do byte I/O */
57f7eb0b 1659 return -ENODEV;
1da177e4
LT		 1660 };
1661
1da177e4
LT		 1662 /* Now, we do the remaining detection. */
1663
f67fdabf
JD		 1664 company = adm1026_read_value(client, ADM1026_REG_COMPANY);
1665 verstep = adm1026_read_value(client, ADM1026_REG_VERSTEP);
1da177e4 1666
57f7eb0b 1667 dev_dbg(&adapter->dev, "Detecting device at %d,0x%02x with"
1da177e4 1668 " COMPANY: 0x%02x and VERSTEP: 0x%02x\n",
f67fdabf 1669 i2c_adapter_id(client->adapter), client->addr,
1da177e4
LT		 1670 company, verstep);
1671
52df6440
JD		 1672 /* Determine the chip type. */
1673 dev_dbg(&adapter->dev, "Autodetecting device at %d,0x%02x...\n",
1674 i2c_adapter_id(adapter), address);
1675 if (company == ADM1026_COMPANY_ANALOG_DEV
1676 && verstep == ADM1026_VERSTEP_ADM1026) {
1677 /* Analog Devices ADM1026 */
1678 } else if (company == ADM1026_COMPANY_ANALOG_DEV
1679 && (verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) {
1680 dev_err(&adapter->dev, "Unrecognized stepping "
1681 "0x%02x. Defaulting to ADM1026.\n", verstep);
1682 } else if ((verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) {
1683 dev_err(&adapter->dev, "Found version/stepping "
1684 "0x%02x. Assuming generic ADM1026.\n",
1685 verstep);
1686 } else {
1687 dev_dbg(&adapter->dev, "Autodetection failed\n");
1688 /* Not an ADM1026... */
1689 return -ENODEV;
1da177e4 1690 }
52df6440 1691
57f7eb0b 1692 strlcpy(info->type, "adm1026", I2C_NAME_SIZE);
1da177e4 1693
57f7eb0b
JD		 1694 return 0;
1695}
1696
1697static int adm1026_probe(struct i2c_client *client,
1698 const struct i2c_device_id *id)
1699{
1700 struct adm1026_data *data;
1701 int err;
1702
1703 data = kzalloc(sizeof(struct adm1026_data), GFP_KERNEL);
1704 if (!data) {
1705 err = -ENOMEM;
1706 goto exit;
1da177e4 1707 }
1da177e4 1708
57f7eb0b 1709 i2c_set_clientdata(client, data);
9a61bf63 1710 mutex_init(&data->update_lock);
1da177e4 1711
1da177e4 1712 /* Set the VRM version */
303760b4 1713 data->vrm = vid_which_vrm();
1da177e4
LT		 1714
1715 /* Initialize the ADM1026 chip */
f67fdabf 1716 adm1026_init_client(client);
1da177e4
LT		 1717
1718 /* Register sysfs hooks */
f67fdabf 1719 if ((err = sysfs_create_group(&client->dev.kobj, &adm1026_group)))
57f7eb0b 1720 goto exitfree;
5b34dbcd
JD		 1721 if (data->config1 & CFG1_AIN8_9)
1722 err = sysfs_create_group(&client->dev.kobj,
1723 &adm1026_group_in8_9);
1724 else
1725 err = sysfs_create_group(&client->dev.kobj,
1726 &adm1026_group_temp3);
1727 if (err)
1728 goto exitremove;
681c6f7a 1729
f67fdabf 1730 data->hwmon_dev = hwmon_device_register(&client->dev);
1beeffe4
TJ		 1731 if (IS_ERR(data->hwmon_dev)) {
1732 err = PTR_ERR(data->hwmon_dev);
681c6f7a 1733 goto exitremove;
943b0830
MH		 1734 }
1735
1da177e4
LT		 1736 return 0;
1737
1738 /* Error out and cleanup code */
681c6f7a 1739exitremove:
f67fdabf 1740 sysfs_remove_group(&client->dev.kobj, &adm1026_group);
5b34dbcd
JD		 1741 if (data->config1 & CFG1_AIN8_9)
1742 sysfs_remove_group(&client->dev.kobj, &adm1026_group_in8_9);
1743 else
1744 sysfs_remove_group(&client->dev.kobj, &adm1026_group_temp3);
1da177e4 1745exitfree:
1f57ff89 1746 kfree(data);
1da177e4
LT		 1747exit:
1748 return err;
1749}
681c6f7a 1750
57f7eb0b 1751static int adm1026_remove(struct i2c_client *client)
681c6f7a
MH		 1752{
1753 struct adm1026_data *data = i2c_get_clientdata(client);
1beeffe4 1754 hwmon_device_unregister(data->hwmon_dev);
681c6f7a 1755 sysfs_remove_group(&client->dev.kobj, &adm1026_group);
5b34dbcd
JD		 1756 if (data->config1 & CFG1_AIN8_9)
1757 sysfs_remove_group(&client->dev.kobj, &adm1026_group_in8_9);
1758 else
1759 sysfs_remove_group(&client->dev.kobj, &adm1026_group_temp3);
681c6f7a
MH		 1760 kfree(data);
1761 return 0;
1762}
1763
1da177e4
LT		 1764static int __init sm_adm1026_init(void)
1765{
1766 return i2c_add_driver(&adm1026_driver);
1767}
1768
cb01a231 1769static void __exit sm_adm1026_exit(void)
1da177e4
LT		 1770{
1771 i2c_del_driver(&adm1026_driver);
1772}
1773
1774MODULE_LICENSE("GPL");
1775MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, "
cb01a231 1776 "Justin Thiessen <jthiessen@penguincomputing.com>");
1da177e4
LT		 1777MODULE_DESCRIPTION("ADM1026 driver");
1778
1779module_init(sm_adm1026_init);
1780module_exit(sm_adm1026_exit);
kernel source for telekom puls (alcatel/mediatek)