Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 1 | /* |
| 2 | * A hwmon driver for the Analog Devices ADT7462 |
| 3 | * Copyright (C) 2008 IBM |
| 4 | * |
| 5 | * Author: Darrick J. Wong <djwong@us.ibm.com> |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 20 | */ |
| 21 | |
| 22 | #include <linux/module.h> |
| 23 | #include <linux/jiffies.h> |
| 24 | #include <linux/i2c.h> |
| 25 | #include <linux/hwmon.h> |
| 26 | #include <linux/hwmon-sysfs.h> |
| 27 | #include <linux/err.h> |
| 28 | #include <linux/mutex.h> |
| 29 | #include <linux/delay.h> |
| 30 | #include <linux/log2.h> |
| 31 | |
| 32 | /* Addresses to scan */ |
| 33 | static const unsigned short normal_i2c[] = { 0x58, 0x5C, I2C_CLIENT_END }; |
| 34 | |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 35 | /* ADT7462 registers */ |
| 36 | #define ADT7462_REG_DEVICE 0x3D |
| 37 | #define ADT7462_REG_VENDOR 0x3E |
| 38 | #define ADT7462_REG_REVISION 0x3F |
| 39 | |
| 40 | #define ADT7462_REG_MIN_TEMP_BASE_ADDR 0x44 |
| 41 | #define ADT7462_REG_MIN_TEMP_MAX_ADDR 0x47 |
| 42 | #define ADT7462_REG_MAX_TEMP_BASE_ADDR 0x48 |
| 43 | #define ADT7462_REG_MAX_TEMP_MAX_ADDR 0x4B |
| 44 | #define ADT7462_REG_TEMP_BASE_ADDR 0x88 |
| 45 | #define ADT7462_REG_TEMP_MAX_ADDR 0x8F |
| 46 | |
| 47 | #define ADT7462_REG_FAN_BASE_ADDR 0x98 |
| 48 | #define ADT7462_REG_FAN_MAX_ADDR 0x9F |
| 49 | #define ADT7462_REG_FAN2_BASE_ADDR 0xA2 |
| 50 | #define ADT7462_REG_FAN2_MAX_ADDR 0xA9 |
| 51 | #define ADT7462_REG_FAN_ENABLE 0x07 |
| 52 | #define ADT7462_REG_FAN_MIN_BASE_ADDR 0x78 |
| 53 | #define ADT7462_REG_FAN_MIN_MAX_ADDR 0x7F |
| 54 | |
| 55 | #define ADT7462_REG_CFG2 0x02 |
| 56 | #define ADT7462_FSPD_MASK 0x20 |
| 57 | |
| 58 | #define ADT7462_REG_PWM_BASE_ADDR 0xAA |
| 59 | #define ADT7462_REG_PWM_MAX_ADDR 0xAD |
| 60 | #define ADT7462_REG_PWM_MIN_BASE_ADDR 0x28 |
| 61 | #define ADT7462_REG_PWM_MIN_MAX_ADDR 0x2B |
| 62 | #define ADT7462_REG_PWM_MAX 0x2C |
| 63 | #define ADT7462_REG_PWM_TEMP_MIN_BASE_ADDR 0x5C |
| 64 | #define ADT7462_REG_PWM_TEMP_MIN_MAX_ADDR 0x5F |
| 65 | #define ADT7462_REG_PWM_TEMP_RANGE_BASE_ADDR 0x60 |
| 66 | #define ADT7462_REG_PWM_TEMP_RANGE_MAX_ADDR 0x63 |
| 67 | #define ADT7462_PWM_HYST_MASK 0x0F |
| 68 | #define ADT7462_PWM_RANGE_MASK 0xF0 |
| 69 | #define ADT7462_PWM_RANGE_SHIFT 4 |
| 70 | #define ADT7462_REG_PWM_CFG_BASE_ADDR 0x21 |
| 71 | #define ADT7462_REG_PWM_CFG_MAX_ADDR 0x24 |
| 72 | #define ADT7462_PWM_CHANNEL_MASK 0xE0 |
| 73 | #define ADT7462_PWM_CHANNEL_SHIFT 5 |
| 74 | |
| 75 | #define ADT7462_REG_PIN_CFG_BASE_ADDR 0x10 |
| 76 | #define ADT7462_REG_PIN_CFG_MAX_ADDR 0x13 |
| 77 | #define ADT7462_PIN7_INPUT 0x01 /* cfg0 */ |
| 78 | #define ADT7462_DIODE3_INPUT 0x20 |
| 79 | #define ADT7462_DIODE1_INPUT 0x40 |
| 80 | #define ADT7462_VID_INPUT 0x80 |
| 81 | #define ADT7462_PIN22_INPUT 0x04 /* cfg1 */ |
| 82 | #define ADT7462_PIN21_INPUT 0x08 |
| 83 | #define ADT7462_PIN19_INPUT 0x10 |
| 84 | #define ADT7462_PIN15_INPUT 0x20 |
| 85 | #define ADT7462_PIN13_INPUT 0x40 |
| 86 | #define ADT7462_PIN8_INPUT 0x80 |
| 87 | #define ADT7462_PIN23_MASK 0x03 |
| 88 | #define ADT7462_PIN23_SHIFT 0 |
| 89 | #define ADT7462_PIN26_MASK 0x0C /* cfg2 */ |
| 90 | #define ADT7462_PIN26_SHIFT 2 |
| 91 | #define ADT7462_PIN25_MASK 0x30 |
| 92 | #define ADT7462_PIN25_SHIFT 4 |
| 93 | #define ADT7462_PIN24_MASK 0xC0 |
| 94 | #define ADT7462_PIN24_SHIFT 6 |
| 95 | #define ADT7462_PIN26_VOLT_INPUT 0x08 |
| 96 | #define ADT7462_PIN25_VOLT_INPUT 0x20 |
| 97 | #define ADT7462_PIN28_SHIFT 6 /* cfg3 */ |
| 98 | #define ADT7462_PIN28_VOLT 0x5 |
| 99 | |
| 100 | #define ADT7462_REG_ALARM1 0xB8 |
| 101 | #define ADT7462_LT_ALARM 0x02 |
| 102 | #define ADT7462_R1T_ALARM 0x04 |
| 103 | #define ADT7462_R2T_ALARM 0x08 |
| 104 | #define ADT7462_R3T_ALARM 0x10 |
| 105 | #define ADT7462_REG_ALARM2 0xBB |
| 106 | #define ADT7462_V0_ALARM 0x01 |
| 107 | #define ADT7462_V1_ALARM 0x02 |
| 108 | #define ADT7462_V2_ALARM 0x04 |
| 109 | #define ADT7462_V3_ALARM 0x08 |
| 110 | #define ADT7462_V4_ALARM 0x10 |
| 111 | #define ADT7462_V5_ALARM 0x20 |
| 112 | #define ADT7462_V6_ALARM 0x40 |
| 113 | #define ADT7462_V7_ALARM 0x80 |
| 114 | #define ADT7462_REG_ALARM3 0xBC |
| 115 | #define ADT7462_V8_ALARM 0x08 |
| 116 | #define ADT7462_V9_ALARM 0x10 |
| 117 | #define ADT7462_V10_ALARM 0x20 |
| 118 | #define ADT7462_V11_ALARM 0x40 |
| 119 | #define ADT7462_V12_ALARM 0x80 |
| 120 | #define ADT7462_REG_ALARM4 0xBD |
| 121 | #define ADT7462_F0_ALARM 0x01 |
| 122 | #define ADT7462_F1_ALARM 0x02 |
| 123 | #define ADT7462_F2_ALARM 0x04 |
| 124 | #define ADT7462_F3_ALARM 0x08 |
| 125 | #define ADT7462_F4_ALARM 0x10 |
| 126 | #define ADT7462_F5_ALARM 0x20 |
| 127 | #define ADT7462_F6_ALARM 0x40 |
| 128 | #define ADT7462_F7_ALARM 0x80 |
| 129 | #define ADT7462_ALARM1 0x0000 |
| 130 | #define ADT7462_ALARM2 0x0100 |
| 131 | #define ADT7462_ALARM3 0x0200 |
| 132 | #define ADT7462_ALARM4 0x0300 |
| 133 | #define ADT7462_ALARM_REG_SHIFT 8 |
| 134 | #define ADT7462_ALARM_FLAG_MASK 0x0F |
| 135 | |
| 136 | #define ADT7462_TEMP_COUNT 4 |
| 137 | #define ADT7462_TEMP_REG(x) (ADT7462_REG_TEMP_BASE_ADDR + (x * 2)) |
| 138 | #define ADT7462_TEMP_MIN_REG(x) (ADT7462_REG_MIN_TEMP_BASE_ADDR + (x)) |
| 139 | #define ADT7462_TEMP_MAX_REG(x) (ADT7462_REG_MAX_TEMP_BASE_ADDR + (x)) |
| 140 | #define TEMP_FRAC_OFFSET 6 |
| 141 | |
| 142 | #define ADT7462_FAN_COUNT 8 |
| 143 | #define ADT7462_REG_FAN_MIN(x) (ADT7462_REG_FAN_MIN_BASE_ADDR + (x)) |
| 144 | |
| 145 | #define ADT7462_PWM_COUNT 4 |
| 146 | #define ADT7462_REG_PWM(x) (ADT7462_REG_PWM_BASE_ADDR + (x)) |
| 147 | #define ADT7462_REG_PWM_MIN(x) (ADT7462_REG_PWM_MIN_BASE_ADDR + (x)) |
| 148 | #define ADT7462_REG_PWM_TMIN(x) \ |
| 149 | (ADT7462_REG_PWM_TEMP_MIN_BASE_ADDR + (x)) |
| 150 | #define ADT7462_REG_PWM_TRANGE(x) \ |
| 151 | (ADT7462_REG_PWM_TEMP_RANGE_BASE_ADDR + (x)) |
| 152 | |
| 153 | #define ADT7462_PIN_CFG_REG_COUNT 4 |
| 154 | #define ADT7462_REG_PIN_CFG(x) (ADT7462_REG_PIN_CFG_BASE_ADDR + (x)) |
| 155 | #define ADT7462_REG_PWM_CFG(x) (ADT7462_REG_PWM_CFG_BASE_ADDR + (x)) |
| 156 | |
| 157 | #define ADT7462_ALARM_REG_COUNT 4 |
| 158 | |
| 159 | /* |
| 160 | * The chip can measure 13 different voltage sources: |
| 161 | * |
| 162 | * 1. +12V1 (pin 7) |
| 163 | * 2. Vccp1/+2.5V/+1.8V/+1.5V (pin 23) |
| 164 | * 3. +12V3 (pin 22) |
| 165 | * 4. +5V (pin 21) |
| 166 | * 5. +1.25V/+0.9V (pin 19) |
| 167 | * 6. +2.5V/+1.8V (pin 15) |
| 168 | * 7. +3.3v (pin 13) |
| 169 | * 8. +12V2 (pin 8) |
| 170 | * 9. Vbatt/FSB_Vtt (pin 26) |
| 171 | * A. +3.3V/+1.2V1 (pin 25) |
| 172 | * B. Vccp2/+2.5V/+1.8V/+1.5V (pin 24) |
| 173 | * C. +1.5V ICH (only if BOTH pin 28/29 are set to +1.5V) |
| 174 | * D. +1.5V 3GPIO (only if BOTH pin 28/29 are set to +1.5V) |
| 175 | * |
| 176 | * Each of these 13 has a factor to convert raw to voltage. Even better, |
| 177 | * the pins can be connected to other sensors (tach/gpio/hot/etc), which |
| 178 | * makes the bookkeeping tricky. |
| 179 | * |
| 180 | * Some, but not all, of these voltages have low/high limits. |
| 181 | */ |
| 182 | #define ADT7462_VOLT_COUNT 12 |
| 183 | |
| 184 | #define ADT7462_VENDOR 0x41 |
| 185 | #define ADT7462_DEVICE 0x62 |
| 186 | /* datasheet only mentions a revision 4 */ |
| 187 | #define ADT7462_REVISION 0x04 |
| 188 | |
| 189 | /* How often do we reread sensors values? (In jiffies) */ |
| 190 | #define SENSOR_REFRESH_INTERVAL (2 * HZ) |
| 191 | |
| 192 | /* How often do we reread sensor limit values? (In jiffies) */ |
| 193 | #define LIMIT_REFRESH_INTERVAL (60 * HZ) |
| 194 | |
| 195 | /* datasheet says to divide this number by the fan reading to get fan rpm */ |
| 196 | #define FAN_PERIOD_TO_RPM(x) ((90000 * 60) / (x)) |
| 197 | #define FAN_RPM_TO_PERIOD FAN_PERIOD_TO_RPM |
| 198 | #define FAN_PERIOD_INVALID 65535 |
| 199 | #define FAN_DATA_VALID(x) ((x) && (x) != FAN_PERIOD_INVALID) |
| 200 | |
| 201 | #define MASK_AND_SHIFT(value, prefix) \ |
| 202 | (((value) & prefix##_MASK) >> prefix##_SHIFT) |
| 203 | |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 204 | struct adt7462_data { |
| 205 | struct device *hwmon_dev; |
| 206 | struct attribute_group attrs; |
| 207 | struct mutex lock; |
| 208 | char sensors_valid; |
| 209 | char limits_valid; |
| 210 | unsigned long sensors_last_updated; /* In jiffies */ |
| 211 | unsigned long limits_last_updated; /* In jiffies */ |
| 212 | |
| 213 | u8 temp[ADT7462_TEMP_COUNT]; |
| 214 | /* bits 6-7 are quarter pieces of temp */ |
| 215 | u8 temp_frac[ADT7462_TEMP_COUNT]; |
| 216 | u8 temp_min[ADT7462_TEMP_COUNT]; |
| 217 | u8 temp_max[ADT7462_TEMP_COUNT]; |
| 218 | u16 fan[ADT7462_FAN_COUNT]; |
| 219 | u8 fan_enabled; |
| 220 | u8 fan_min[ADT7462_FAN_COUNT]; |
| 221 | u8 cfg2; |
| 222 | u8 pwm[ADT7462_PWM_COUNT]; |
| 223 | u8 pin_cfg[ADT7462_PIN_CFG_REG_COUNT]; |
| 224 | u8 voltages[ADT7462_VOLT_COUNT]; |
| 225 | u8 volt_max[ADT7462_VOLT_COUNT]; |
| 226 | u8 volt_min[ADT7462_VOLT_COUNT]; |
| 227 | u8 pwm_min[ADT7462_PWM_COUNT]; |
| 228 | u8 pwm_tmin[ADT7462_PWM_COUNT]; |
| 229 | u8 pwm_trange[ADT7462_PWM_COUNT]; |
| 230 | u8 pwm_max; /* only one per chip */ |
| 231 | u8 pwm_cfg[ADT7462_PWM_COUNT]; |
| 232 | u8 alarms[ADT7462_ALARM_REG_COUNT]; |
| 233 | }; |
| 234 | |
| 235 | static int adt7462_probe(struct i2c_client *client, |
| 236 | const struct i2c_device_id *id); |
Jean Delvare | 310ec79 | 2009-12-14 21:17:23 +0100 | [diff] [blame] | 237 | static int adt7462_detect(struct i2c_client *client, |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 238 | struct i2c_board_info *info); |
| 239 | static int adt7462_remove(struct i2c_client *client); |
| 240 | |
| 241 | static const struct i2c_device_id adt7462_id[] = { |
Jean Delvare | 1f86df4 | 2009-12-14 21:17:26 +0100 | [diff] [blame^] | 242 | { "adt7462", 0 }, |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 243 | { } |
| 244 | }; |
| 245 | MODULE_DEVICE_TABLE(i2c, adt7462_id); |
| 246 | |
| 247 | static struct i2c_driver adt7462_driver = { |
| 248 | .class = I2C_CLASS_HWMON, |
| 249 | .driver = { |
| 250 | .name = "adt7462", |
| 251 | }, |
| 252 | .probe = adt7462_probe, |
| 253 | .remove = adt7462_remove, |
| 254 | .id_table = adt7462_id, |
| 255 | .detect = adt7462_detect, |
Jean Delvare | c3813d6 | 2009-12-14 21:17:25 +0100 | [diff] [blame] | 256 | .address_list = normal_i2c, |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 257 | }; |
| 258 | |
| 259 | /* |
| 260 | * 16-bit registers on the ADT7462 are low-byte first. The data sheet says |
| 261 | * that the low byte must be read before the high byte. |
| 262 | */ |
| 263 | static inline int adt7462_read_word_data(struct i2c_client *client, u8 reg) |
| 264 | { |
| 265 | u16 foo; |
| 266 | foo = i2c_smbus_read_byte_data(client, reg); |
| 267 | foo |= ((u16)i2c_smbus_read_byte_data(client, reg + 1) << 8); |
| 268 | return foo; |
| 269 | } |
| 270 | |
| 271 | /* For some reason these registers are not contiguous. */ |
| 272 | static int ADT7462_REG_FAN(int fan) |
| 273 | { |
| 274 | if (fan < 4) |
| 275 | return ADT7462_REG_FAN_BASE_ADDR + (2 * fan); |
| 276 | return ADT7462_REG_FAN2_BASE_ADDR + (2 * (fan - 4)); |
| 277 | } |
| 278 | |
| 279 | /* Voltage registers are scattered everywhere */ |
| 280 | static int ADT7462_REG_VOLT_MAX(struct adt7462_data *data, int which) |
| 281 | { |
| 282 | switch (which) { |
| 283 | case 0: |
| 284 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) |
| 285 | return 0x7C; |
| 286 | break; |
| 287 | case 1: |
| 288 | return 0x69; |
| 289 | case 2: |
| 290 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) |
| 291 | return 0x7F; |
| 292 | break; |
| 293 | case 3: |
| 294 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) |
| 295 | return 0x7E; |
| 296 | break; |
| 297 | case 4: |
| 298 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) |
| 299 | return 0x4B; |
| 300 | break; |
| 301 | case 5: |
| 302 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) |
| 303 | return 0x49; |
| 304 | break; |
| 305 | case 6: |
| 306 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) |
| 307 | return 0x68; |
| 308 | break; |
| 309 | case 7: |
| 310 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) |
| 311 | return 0x7D; |
| 312 | break; |
| 313 | case 8: |
| 314 | if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT)) |
| 315 | return 0x6C; |
| 316 | break; |
| 317 | case 9: |
| 318 | if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT)) |
| 319 | return 0x6B; |
| 320 | break; |
| 321 | case 10: |
| 322 | return 0x6A; |
| 323 | case 11: |
| 324 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == |
| 325 | ADT7462_PIN28_VOLT && |
| 326 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) |
| 327 | return 0x50; |
| 328 | break; |
| 329 | case 12: |
| 330 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == |
| 331 | ADT7462_PIN28_VOLT && |
| 332 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) |
| 333 | return 0x4C; |
| 334 | break; |
| 335 | } |
| 336 | return -ENODEV; |
| 337 | } |
| 338 | |
| 339 | static int ADT7462_REG_VOLT_MIN(struct adt7462_data *data, int which) |
| 340 | { |
| 341 | switch (which) { |
| 342 | case 0: |
| 343 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) |
| 344 | return 0x6D; |
| 345 | break; |
| 346 | case 1: |
| 347 | return 0x72; |
| 348 | case 2: |
| 349 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) |
| 350 | return 0x6F; |
| 351 | break; |
| 352 | case 3: |
| 353 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) |
| 354 | return 0x71; |
| 355 | break; |
| 356 | case 4: |
| 357 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) |
| 358 | return 0x47; |
| 359 | break; |
| 360 | case 5: |
| 361 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) |
| 362 | return 0x45; |
| 363 | break; |
| 364 | case 6: |
| 365 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) |
| 366 | return 0x70; |
| 367 | break; |
| 368 | case 7: |
| 369 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) |
| 370 | return 0x6E; |
| 371 | break; |
| 372 | case 8: |
| 373 | if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT)) |
| 374 | return 0x75; |
| 375 | break; |
| 376 | case 9: |
| 377 | if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT)) |
| 378 | return 0x74; |
| 379 | break; |
| 380 | case 10: |
| 381 | return 0x73; |
| 382 | case 11: |
| 383 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == |
| 384 | ADT7462_PIN28_VOLT && |
| 385 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) |
| 386 | return 0x76; |
| 387 | break; |
| 388 | case 12: |
| 389 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == |
| 390 | ADT7462_PIN28_VOLT && |
| 391 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) |
| 392 | return 0x77; |
| 393 | break; |
| 394 | } |
| 395 | return -ENODEV; |
| 396 | } |
| 397 | |
| 398 | static int ADT7462_REG_VOLT(struct adt7462_data *data, int which) |
| 399 | { |
| 400 | switch (which) { |
| 401 | case 0: |
| 402 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) |
| 403 | return 0xA3; |
| 404 | break; |
| 405 | case 1: |
| 406 | return 0x90; |
| 407 | case 2: |
| 408 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) |
| 409 | return 0xA9; |
| 410 | break; |
| 411 | case 3: |
| 412 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) |
| 413 | return 0xA7; |
| 414 | break; |
| 415 | case 4: |
| 416 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) |
| 417 | return 0x8F; |
| 418 | break; |
| 419 | case 5: |
| 420 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) |
| 421 | return 0x8B; |
| 422 | break; |
| 423 | case 6: |
| 424 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) |
| 425 | return 0x96; |
| 426 | break; |
| 427 | case 7: |
| 428 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) |
| 429 | return 0xA5; |
| 430 | break; |
| 431 | case 8: |
| 432 | if (!(data->pin_cfg[2] & ADT7462_PIN26_VOLT_INPUT)) |
| 433 | return 0x93; |
| 434 | break; |
| 435 | case 9: |
| 436 | if (!(data->pin_cfg[2] & ADT7462_PIN25_VOLT_INPUT)) |
| 437 | return 0x92; |
| 438 | break; |
| 439 | case 10: |
| 440 | return 0x91; |
| 441 | case 11: |
| 442 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == |
| 443 | ADT7462_PIN28_VOLT && |
| 444 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) |
| 445 | return 0x94; |
| 446 | break; |
| 447 | case 12: |
| 448 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == |
| 449 | ADT7462_PIN28_VOLT && |
| 450 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) |
| 451 | return 0x95; |
| 452 | break; |
| 453 | } |
| 454 | return -ENODEV; |
| 455 | } |
| 456 | |
| 457 | /* Provide labels for sysfs */ |
| 458 | static const char *voltage_label(struct adt7462_data *data, int which) |
| 459 | { |
| 460 | switch (which) { |
| 461 | case 0: |
| 462 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) |
| 463 | return "+12V1"; |
| 464 | break; |
| 465 | case 1: |
| 466 | switch (MASK_AND_SHIFT(data->pin_cfg[1], ADT7462_PIN23)) { |
| 467 | case 0: |
| 468 | return "Vccp1"; |
| 469 | case 1: |
| 470 | return "+2.5V"; |
| 471 | case 2: |
| 472 | return "+1.8V"; |
| 473 | case 3: |
| 474 | return "+1.5V"; |
| 475 | } |
| 476 | case 2: |
| 477 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) |
| 478 | return "+12V3"; |
| 479 | break; |
| 480 | case 3: |
| 481 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) |
| 482 | return "+5V"; |
| 483 | break; |
| 484 | case 4: |
| 485 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) { |
| 486 | if (data->pin_cfg[1] & ADT7462_PIN19_INPUT) |
| 487 | return "+0.9V"; |
| 488 | return "+1.25V"; |
| 489 | } |
| 490 | break; |
| 491 | case 5: |
| 492 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) { |
| 493 | if (data->pin_cfg[1] & ADT7462_PIN19_INPUT) |
| 494 | return "+1.8V"; |
| 495 | return "+2.5V"; |
| 496 | } |
| 497 | break; |
| 498 | case 6: |
| 499 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) |
| 500 | return "+3.3V"; |
| 501 | break; |
| 502 | case 7: |
| 503 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) |
| 504 | return "+12V2"; |
| 505 | break; |
| 506 | case 8: |
| 507 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN26)) { |
| 508 | case 0: |
| 509 | return "Vbatt"; |
| 510 | case 1: |
| 511 | return "FSB_Vtt"; |
| 512 | } |
| 513 | break; |
| 514 | case 9: |
| 515 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN25)) { |
| 516 | case 0: |
| 517 | return "+3.3V"; |
| 518 | case 1: |
| 519 | return "+1.2V1"; |
| 520 | } |
| 521 | break; |
| 522 | case 10: |
| 523 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN24)) { |
| 524 | case 0: |
| 525 | return "Vccp2"; |
| 526 | case 1: |
| 527 | return "+2.5V"; |
| 528 | case 2: |
| 529 | return "+1.8V"; |
| 530 | case 3: |
| 531 | return "+1.5"; |
| 532 | } |
| 533 | case 11: |
| 534 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == |
| 535 | ADT7462_PIN28_VOLT && |
| 536 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) |
| 537 | return "+1.5V ICH"; |
| 538 | break; |
| 539 | case 12: |
| 540 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == |
| 541 | ADT7462_PIN28_VOLT && |
| 542 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) |
| 543 | return "+1.5V 3GPIO"; |
| 544 | break; |
| 545 | } |
| 546 | return "N/A"; |
| 547 | } |
| 548 | |
| 549 | /* Multipliers are actually in uV, not mV. */ |
| 550 | static int voltage_multiplier(struct adt7462_data *data, int which) |
| 551 | { |
| 552 | switch (which) { |
| 553 | case 0: |
| 554 | if (!(data->pin_cfg[0] & ADT7462_PIN7_INPUT)) |
| 555 | return 62500; |
| 556 | break; |
| 557 | case 1: |
| 558 | switch (MASK_AND_SHIFT(data->pin_cfg[1], ADT7462_PIN23)) { |
| 559 | case 0: |
| 560 | if (data->pin_cfg[0] & ADT7462_VID_INPUT) |
| 561 | return 12500; |
| 562 | return 6250; |
| 563 | case 1: |
| 564 | return 13000; |
| 565 | case 2: |
| 566 | return 9400; |
| 567 | case 3: |
| 568 | return 7800; |
| 569 | } |
| 570 | case 2: |
| 571 | if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT)) |
| 572 | return 62500; |
| 573 | break; |
| 574 | case 3: |
| 575 | if (!(data->pin_cfg[1] & ADT7462_PIN21_INPUT)) |
| 576 | return 26000; |
| 577 | break; |
| 578 | case 4: |
| 579 | if (!(data->pin_cfg[0] & ADT7462_DIODE3_INPUT)) { |
| 580 | if (data->pin_cfg[1] & ADT7462_PIN19_INPUT) |
| 581 | return 4690; |
| 582 | return 6500; |
| 583 | } |
| 584 | break; |
| 585 | case 5: |
| 586 | if (!(data->pin_cfg[0] & ADT7462_DIODE1_INPUT)) { |
| 587 | if (data->pin_cfg[1] & ADT7462_PIN15_INPUT) |
| 588 | return 9400; |
| 589 | return 13000; |
| 590 | } |
| 591 | break; |
| 592 | case 6: |
| 593 | if (!(data->pin_cfg[1] & ADT7462_PIN13_INPUT)) |
| 594 | return 17200; |
| 595 | break; |
| 596 | case 7: |
| 597 | if (!(data->pin_cfg[1] & ADT7462_PIN8_INPUT)) |
| 598 | return 62500; |
| 599 | break; |
| 600 | case 8: |
| 601 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN26)) { |
| 602 | case 0: |
| 603 | return 15600; |
| 604 | case 1: |
| 605 | return 6250; |
| 606 | } |
| 607 | break; |
| 608 | case 9: |
| 609 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN25)) { |
| 610 | case 0: |
| 611 | return 17200; |
| 612 | case 1: |
| 613 | return 6250; |
| 614 | } |
| 615 | break; |
| 616 | case 10: |
| 617 | switch (MASK_AND_SHIFT(data->pin_cfg[2], ADT7462_PIN24)) { |
| 618 | case 0: |
| 619 | return 6250; |
| 620 | case 1: |
| 621 | return 13000; |
| 622 | case 2: |
| 623 | return 9400; |
| 624 | case 3: |
| 625 | return 7800; |
| 626 | } |
| 627 | case 11: |
| 628 | case 12: |
| 629 | if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT == |
| 630 | ADT7462_PIN28_VOLT && |
| 631 | !(data->pin_cfg[0] & ADT7462_VID_INPUT)) |
| 632 | return 7800; |
| 633 | } |
| 634 | return 0; |
| 635 | } |
| 636 | |
| 637 | static int temp_enabled(struct adt7462_data *data, int which) |
| 638 | { |
| 639 | switch (which) { |
| 640 | case 0: |
| 641 | case 2: |
| 642 | return 1; |
| 643 | case 1: |
| 644 | if (data->pin_cfg[0] & ADT7462_DIODE1_INPUT) |
| 645 | return 1; |
| 646 | break; |
| 647 | case 3: |
| 648 | if (data->pin_cfg[0] & ADT7462_DIODE3_INPUT) |
| 649 | return 1; |
| 650 | break; |
| 651 | } |
| 652 | return 0; |
| 653 | } |
| 654 | |
| 655 | static const char *temp_label(struct adt7462_data *data, int which) |
| 656 | { |
| 657 | switch (which) { |
| 658 | case 0: |
| 659 | return "local"; |
| 660 | case 1: |
| 661 | if (data->pin_cfg[0] & ADT7462_DIODE1_INPUT) |
| 662 | return "remote1"; |
| 663 | break; |
| 664 | case 2: |
| 665 | return "remote2"; |
| 666 | case 3: |
| 667 | if (data->pin_cfg[0] & ADT7462_DIODE3_INPUT) |
| 668 | return "remote3"; |
| 669 | break; |
| 670 | } |
| 671 | return "N/A"; |
| 672 | } |
| 673 | |
| 674 | /* Map Trange register values to mC */ |
| 675 | #define NUM_TRANGE_VALUES 16 |
| 676 | static const int trange_values[NUM_TRANGE_VALUES] = { |
| 677 | 2000, |
| 678 | 2500, |
| 679 | 3300, |
| 680 | 4000, |
| 681 | 5000, |
| 682 | 6700, |
| 683 | 8000, |
| 684 | 10000, |
| 685 | 13300, |
| 686 | 16000, |
| 687 | 20000, |
| 688 | 26700, |
| 689 | 32000, |
| 690 | 40000, |
| 691 | 53300, |
| 692 | 80000 |
| 693 | }; |
| 694 | |
| 695 | static int find_trange_value(int trange) |
| 696 | { |
| 697 | int i; |
| 698 | |
| 699 | for (i = 0; i < NUM_TRANGE_VALUES; i++) |
| 700 | if (trange_values[i] == trange) |
| 701 | return i; |
| 702 | |
| 703 | return -ENODEV; |
| 704 | } |
| 705 | |
| 706 | static struct adt7462_data *adt7462_update_device(struct device *dev) |
| 707 | { |
| 708 | struct i2c_client *client = to_i2c_client(dev); |
| 709 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 710 | unsigned long local_jiffies = jiffies; |
| 711 | int i; |
| 712 | |
| 713 | mutex_lock(&data->lock); |
| 714 | if (time_before(local_jiffies, data->sensors_last_updated + |
| 715 | SENSOR_REFRESH_INTERVAL) |
| 716 | && data->sensors_valid) |
| 717 | goto no_sensor_update; |
| 718 | |
| 719 | for (i = 0; i < ADT7462_TEMP_COUNT; i++) { |
| 720 | /* |
| 721 | * Reading the fractional register locks the integral |
| 722 | * register until both have been read. |
| 723 | */ |
| 724 | data->temp_frac[i] = i2c_smbus_read_byte_data(client, |
| 725 | ADT7462_TEMP_REG(i)); |
| 726 | data->temp[i] = i2c_smbus_read_byte_data(client, |
| 727 | ADT7462_TEMP_REG(i) + 1); |
| 728 | } |
| 729 | |
| 730 | for (i = 0; i < ADT7462_FAN_COUNT; i++) |
| 731 | data->fan[i] = adt7462_read_word_data(client, |
| 732 | ADT7462_REG_FAN(i)); |
| 733 | |
| 734 | data->fan_enabled = i2c_smbus_read_byte_data(client, |
| 735 | ADT7462_REG_FAN_ENABLE); |
| 736 | |
| 737 | for (i = 0; i < ADT7462_PWM_COUNT; i++) |
| 738 | data->pwm[i] = i2c_smbus_read_byte_data(client, |
| 739 | ADT7462_REG_PWM(i)); |
| 740 | |
| 741 | for (i = 0; i < ADT7462_PIN_CFG_REG_COUNT; i++) |
| 742 | data->pin_cfg[i] = i2c_smbus_read_byte_data(client, |
| 743 | ADT7462_REG_PIN_CFG(i)); |
| 744 | |
| 745 | for (i = 0; i < ADT7462_VOLT_COUNT; i++) { |
| 746 | int reg = ADT7462_REG_VOLT(data, i); |
| 747 | if (!reg) |
| 748 | data->voltages[i] = 0; |
| 749 | else |
| 750 | data->voltages[i] = i2c_smbus_read_byte_data(client, |
| 751 | reg); |
| 752 | } |
| 753 | |
| 754 | data->alarms[0] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM1); |
| 755 | data->alarms[1] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM2); |
| 756 | data->alarms[2] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM3); |
| 757 | data->alarms[3] = i2c_smbus_read_byte_data(client, ADT7462_REG_ALARM4); |
| 758 | |
| 759 | data->sensors_last_updated = local_jiffies; |
| 760 | data->sensors_valid = 1; |
| 761 | |
| 762 | no_sensor_update: |
| 763 | if (time_before(local_jiffies, data->limits_last_updated + |
| 764 | LIMIT_REFRESH_INTERVAL) |
| 765 | && data->limits_valid) |
| 766 | goto out; |
| 767 | |
| 768 | for (i = 0; i < ADT7462_TEMP_COUNT; i++) { |
| 769 | data->temp_min[i] = i2c_smbus_read_byte_data(client, |
| 770 | ADT7462_TEMP_MIN_REG(i)); |
| 771 | data->temp_max[i] = i2c_smbus_read_byte_data(client, |
| 772 | ADT7462_TEMP_MAX_REG(i)); |
| 773 | } |
| 774 | |
| 775 | for (i = 0; i < ADT7462_FAN_COUNT; i++) |
| 776 | data->fan_min[i] = i2c_smbus_read_byte_data(client, |
| 777 | ADT7462_REG_FAN_MIN(i)); |
| 778 | |
| 779 | for (i = 0; i < ADT7462_VOLT_COUNT; i++) { |
| 780 | int reg = ADT7462_REG_VOLT_MAX(data, i); |
| 781 | data->volt_max[i] = |
| 782 | (reg ? i2c_smbus_read_byte_data(client, reg) : 0); |
| 783 | |
| 784 | reg = ADT7462_REG_VOLT_MIN(data, i); |
| 785 | data->volt_min[i] = |
| 786 | (reg ? i2c_smbus_read_byte_data(client, reg) : 0); |
| 787 | } |
| 788 | |
| 789 | for (i = 0; i < ADT7462_PWM_COUNT; i++) { |
| 790 | data->pwm_min[i] = i2c_smbus_read_byte_data(client, |
| 791 | ADT7462_REG_PWM_MIN(i)); |
| 792 | data->pwm_tmin[i] = i2c_smbus_read_byte_data(client, |
| 793 | ADT7462_REG_PWM_TMIN(i)); |
| 794 | data->pwm_trange[i] = i2c_smbus_read_byte_data(client, |
| 795 | ADT7462_REG_PWM_TRANGE(i)); |
| 796 | data->pwm_cfg[i] = i2c_smbus_read_byte_data(client, |
| 797 | ADT7462_REG_PWM_CFG(i)); |
| 798 | } |
| 799 | |
| 800 | data->pwm_max = i2c_smbus_read_byte_data(client, ADT7462_REG_PWM_MAX); |
| 801 | |
| 802 | data->cfg2 = i2c_smbus_read_byte_data(client, ADT7462_REG_CFG2); |
| 803 | |
| 804 | data->limits_last_updated = local_jiffies; |
| 805 | data->limits_valid = 1; |
| 806 | |
| 807 | out: |
| 808 | mutex_unlock(&data->lock); |
| 809 | return data; |
| 810 | } |
| 811 | |
| 812 | static ssize_t show_temp_min(struct device *dev, |
| 813 | struct device_attribute *devattr, |
| 814 | char *buf) |
| 815 | { |
| 816 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 817 | struct adt7462_data *data = adt7462_update_device(dev); |
| 818 | |
| 819 | if (!temp_enabled(data, attr->index)) |
| 820 | return sprintf(buf, "0\n"); |
| 821 | |
| 822 | return sprintf(buf, "%d\n", 1000 * (data->temp_min[attr->index] - 64)); |
| 823 | } |
| 824 | |
| 825 | static ssize_t set_temp_min(struct device *dev, |
| 826 | struct device_attribute *devattr, |
| 827 | const char *buf, |
| 828 | size_t count) |
| 829 | { |
| 830 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 831 | struct i2c_client *client = to_i2c_client(dev); |
| 832 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 833 | long temp; |
| 834 | |
| 835 | if (strict_strtol(buf, 10, &temp) || !temp_enabled(data, attr->index)) |
| 836 | return -EINVAL; |
| 837 | |
Darrick J. Wong | 8f8c1fb | 2009-01-06 14:41:31 -0800 | [diff] [blame] | 838 | temp = DIV_ROUND_CLOSEST(temp, 1000) + 64; |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 839 | temp = SENSORS_LIMIT(temp, 0, 255); |
| 840 | |
| 841 | mutex_lock(&data->lock); |
| 842 | data->temp_min[attr->index] = temp; |
| 843 | i2c_smbus_write_byte_data(client, ADT7462_TEMP_MIN_REG(attr->index), |
| 844 | temp); |
| 845 | mutex_unlock(&data->lock); |
| 846 | |
| 847 | return count; |
| 848 | } |
| 849 | |
| 850 | static ssize_t show_temp_max(struct device *dev, |
| 851 | struct device_attribute *devattr, |
| 852 | char *buf) |
| 853 | { |
| 854 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 855 | struct adt7462_data *data = adt7462_update_device(dev); |
| 856 | |
| 857 | if (!temp_enabled(data, attr->index)) |
| 858 | return sprintf(buf, "0\n"); |
| 859 | |
| 860 | return sprintf(buf, "%d\n", 1000 * (data->temp_max[attr->index] - 64)); |
| 861 | } |
| 862 | |
| 863 | static ssize_t set_temp_max(struct device *dev, |
| 864 | struct device_attribute *devattr, |
| 865 | const char *buf, |
| 866 | size_t count) |
| 867 | { |
| 868 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 869 | struct i2c_client *client = to_i2c_client(dev); |
| 870 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 871 | long temp; |
| 872 | |
| 873 | if (strict_strtol(buf, 10, &temp) || !temp_enabled(data, attr->index)) |
| 874 | return -EINVAL; |
| 875 | |
Darrick J. Wong | 8f8c1fb | 2009-01-06 14:41:31 -0800 | [diff] [blame] | 876 | temp = DIV_ROUND_CLOSEST(temp, 1000) + 64; |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 877 | temp = SENSORS_LIMIT(temp, 0, 255); |
| 878 | |
| 879 | mutex_lock(&data->lock); |
| 880 | data->temp_max[attr->index] = temp; |
| 881 | i2c_smbus_write_byte_data(client, ADT7462_TEMP_MAX_REG(attr->index), |
| 882 | temp); |
| 883 | mutex_unlock(&data->lock); |
| 884 | |
| 885 | return count; |
| 886 | } |
| 887 | |
| 888 | static ssize_t show_temp(struct device *dev, struct device_attribute *devattr, |
| 889 | char *buf) |
| 890 | { |
| 891 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 892 | struct adt7462_data *data = adt7462_update_device(dev); |
| 893 | u8 frac = data->temp_frac[attr->index] >> TEMP_FRAC_OFFSET; |
| 894 | |
| 895 | if (!temp_enabled(data, attr->index)) |
| 896 | return sprintf(buf, "0\n"); |
| 897 | |
| 898 | return sprintf(buf, "%d\n", 1000 * (data->temp[attr->index] - 64) + |
| 899 | 250 * frac); |
| 900 | } |
| 901 | |
| 902 | static ssize_t show_temp_label(struct device *dev, |
| 903 | struct device_attribute *devattr, |
| 904 | char *buf) |
| 905 | { |
| 906 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 907 | struct adt7462_data *data = adt7462_update_device(dev); |
| 908 | |
| 909 | return sprintf(buf, "%s\n", temp_label(data, attr->index)); |
| 910 | } |
| 911 | |
| 912 | static ssize_t show_volt_max(struct device *dev, |
| 913 | struct device_attribute *devattr, |
| 914 | char *buf) |
| 915 | { |
| 916 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 917 | struct adt7462_data *data = adt7462_update_device(dev); |
| 918 | int x = voltage_multiplier(data, attr->index); |
| 919 | |
| 920 | x *= data->volt_max[attr->index]; |
| 921 | x /= 1000; /* convert from uV to mV */ |
| 922 | |
| 923 | return sprintf(buf, "%d\n", x); |
| 924 | } |
| 925 | |
| 926 | static ssize_t set_volt_max(struct device *dev, |
| 927 | struct device_attribute *devattr, |
| 928 | const char *buf, |
| 929 | size_t count) |
| 930 | { |
| 931 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 932 | struct i2c_client *client = to_i2c_client(dev); |
| 933 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 934 | int x = voltage_multiplier(data, attr->index); |
| 935 | long temp; |
| 936 | |
| 937 | if (strict_strtol(buf, 10, &temp) || !x) |
| 938 | return -EINVAL; |
| 939 | |
| 940 | temp *= 1000; /* convert mV to uV */ |
Darrick J. Wong | 8f8c1fb | 2009-01-06 14:41:31 -0800 | [diff] [blame] | 941 | temp = DIV_ROUND_CLOSEST(temp, x); |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 942 | temp = SENSORS_LIMIT(temp, 0, 255); |
| 943 | |
| 944 | mutex_lock(&data->lock); |
| 945 | data->volt_max[attr->index] = temp; |
| 946 | i2c_smbus_write_byte_data(client, |
| 947 | ADT7462_REG_VOLT_MAX(data, attr->index), |
| 948 | temp); |
| 949 | mutex_unlock(&data->lock); |
| 950 | |
| 951 | return count; |
| 952 | } |
| 953 | |
| 954 | static ssize_t show_volt_min(struct device *dev, |
| 955 | struct device_attribute *devattr, |
| 956 | char *buf) |
| 957 | { |
| 958 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 959 | struct adt7462_data *data = adt7462_update_device(dev); |
| 960 | int x = voltage_multiplier(data, attr->index); |
| 961 | |
| 962 | x *= data->volt_min[attr->index]; |
| 963 | x /= 1000; /* convert from uV to mV */ |
| 964 | |
| 965 | return sprintf(buf, "%d\n", x); |
| 966 | } |
| 967 | |
| 968 | static ssize_t set_volt_min(struct device *dev, |
| 969 | struct device_attribute *devattr, |
| 970 | const char *buf, |
| 971 | size_t count) |
| 972 | { |
| 973 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 974 | struct i2c_client *client = to_i2c_client(dev); |
| 975 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 976 | int x = voltage_multiplier(data, attr->index); |
| 977 | long temp; |
| 978 | |
| 979 | if (strict_strtol(buf, 10, &temp) || !x) |
| 980 | return -EINVAL; |
| 981 | |
| 982 | temp *= 1000; /* convert mV to uV */ |
Darrick J. Wong | 8f8c1fb | 2009-01-06 14:41:31 -0800 | [diff] [blame] | 983 | temp = DIV_ROUND_CLOSEST(temp, x); |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 984 | temp = SENSORS_LIMIT(temp, 0, 255); |
| 985 | |
| 986 | mutex_lock(&data->lock); |
| 987 | data->volt_min[attr->index] = temp; |
| 988 | i2c_smbus_write_byte_data(client, |
| 989 | ADT7462_REG_VOLT_MIN(data, attr->index), |
| 990 | temp); |
| 991 | mutex_unlock(&data->lock); |
| 992 | |
| 993 | return count; |
| 994 | } |
| 995 | |
| 996 | static ssize_t show_voltage(struct device *dev, |
| 997 | struct device_attribute *devattr, |
| 998 | char *buf) |
| 999 | { |
| 1000 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1001 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1002 | int x = voltage_multiplier(data, attr->index); |
| 1003 | |
| 1004 | x *= data->voltages[attr->index]; |
| 1005 | x /= 1000; /* convert from uV to mV */ |
| 1006 | |
| 1007 | return sprintf(buf, "%d\n", x); |
| 1008 | } |
| 1009 | |
| 1010 | static ssize_t show_voltage_label(struct device *dev, |
| 1011 | struct device_attribute *devattr, |
| 1012 | char *buf) |
| 1013 | { |
| 1014 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1015 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1016 | |
| 1017 | return sprintf(buf, "%s\n", voltage_label(data, attr->index)); |
| 1018 | } |
| 1019 | |
| 1020 | static ssize_t show_alarm(struct device *dev, |
| 1021 | struct device_attribute *devattr, |
| 1022 | char *buf) |
| 1023 | { |
| 1024 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1025 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1026 | int reg = attr->index >> ADT7462_ALARM_REG_SHIFT; |
| 1027 | int mask = attr->index & ADT7462_ALARM_FLAG_MASK; |
| 1028 | |
| 1029 | if (data->alarms[reg] & mask) |
| 1030 | return sprintf(buf, "1\n"); |
| 1031 | else |
| 1032 | return sprintf(buf, "0\n"); |
| 1033 | } |
| 1034 | |
| 1035 | static int fan_enabled(struct adt7462_data *data, int fan) |
| 1036 | { |
| 1037 | return data->fan_enabled & (1 << fan); |
| 1038 | } |
| 1039 | |
| 1040 | static ssize_t show_fan_min(struct device *dev, |
| 1041 | struct device_attribute *devattr, |
| 1042 | char *buf) |
| 1043 | { |
| 1044 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1045 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1046 | u16 temp; |
| 1047 | |
| 1048 | /* Only the MSB of the min fan period is stored... */ |
| 1049 | temp = data->fan_min[attr->index]; |
| 1050 | temp <<= 8; |
| 1051 | |
| 1052 | if (!fan_enabled(data, attr->index) || |
| 1053 | !FAN_DATA_VALID(temp)) |
| 1054 | return sprintf(buf, "0\n"); |
| 1055 | |
| 1056 | return sprintf(buf, "%d\n", FAN_PERIOD_TO_RPM(temp)); |
| 1057 | } |
| 1058 | |
| 1059 | static ssize_t set_fan_min(struct device *dev, |
| 1060 | struct device_attribute *devattr, |
| 1061 | const char *buf, size_t count) |
| 1062 | { |
| 1063 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1064 | struct i2c_client *client = to_i2c_client(dev); |
| 1065 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 1066 | long temp; |
| 1067 | |
| 1068 | if (strict_strtol(buf, 10, &temp) || !temp || |
| 1069 | !fan_enabled(data, attr->index)) |
| 1070 | return -EINVAL; |
| 1071 | |
| 1072 | temp = FAN_RPM_TO_PERIOD(temp); |
| 1073 | temp >>= 8; |
| 1074 | temp = SENSORS_LIMIT(temp, 1, 255); |
| 1075 | |
| 1076 | mutex_lock(&data->lock); |
| 1077 | data->fan_min[attr->index] = temp; |
| 1078 | i2c_smbus_write_byte_data(client, ADT7462_REG_FAN_MIN(attr->index), |
| 1079 | temp); |
| 1080 | mutex_unlock(&data->lock); |
| 1081 | |
| 1082 | return count; |
| 1083 | } |
| 1084 | |
| 1085 | static ssize_t show_fan(struct device *dev, struct device_attribute *devattr, |
| 1086 | char *buf) |
| 1087 | { |
| 1088 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1089 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1090 | |
| 1091 | if (!fan_enabled(data, attr->index) || |
| 1092 | !FAN_DATA_VALID(data->fan[attr->index])) |
| 1093 | return sprintf(buf, "0\n"); |
| 1094 | |
| 1095 | return sprintf(buf, "%d\n", |
| 1096 | FAN_PERIOD_TO_RPM(data->fan[attr->index])); |
| 1097 | } |
| 1098 | |
| 1099 | static ssize_t show_force_pwm_max(struct device *dev, |
| 1100 | struct device_attribute *devattr, |
| 1101 | char *buf) |
| 1102 | { |
| 1103 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1104 | return sprintf(buf, "%d\n", (data->cfg2 & ADT7462_FSPD_MASK ? 1 : 0)); |
| 1105 | } |
| 1106 | |
| 1107 | static ssize_t set_force_pwm_max(struct device *dev, |
| 1108 | struct device_attribute *devattr, |
| 1109 | const char *buf, |
| 1110 | size_t count) |
| 1111 | { |
| 1112 | struct i2c_client *client = to_i2c_client(dev); |
| 1113 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 1114 | long temp; |
| 1115 | u8 reg; |
| 1116 | |
| 1117 | if (strict_strtol(buf, 10, &temp)) |
| 1118 | return -EINVAL; |
| 1119 | |
| 1120 | mutex_lock(&data->lock); |
| 1121 | reg = i2c_smbus_read_byte_data(client, ADT7462_REG_CFG2); |
| 1122 | if (temp) |
| 1123 | reg |= ADT7462_FSPD_MASK; |
| 1124 | else |
| 1125 | reg &= ~ADT7462_FSPD_MASK; |
| 1126 | data->cfg2 = reg; |
| 1127 | i2c_smbus_write_byte_data(client, ADT7462_REG_CFG2, reg); |
| 1128 | mutex_unlock(&data->lock); |
| 1129 | |
| 1130 | return count; |
| 1131 | } |
| 1132 | |
| 1133 | static ssize_t show_pwm(struct device *dev, struct device_attribute *devattr, |
| 1134 | char *buf) |
| 1135 | { |
| 1136 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1137 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1138 | return sprintf(buf, "%d\n", data->pwm[attr->index]); |
| 1139 | } |
| 1140 | |
| 1141 | static ssize_t set_pwm(struct device *dev, struct device_attribute *devattr, |
| 1142 | const char *buf, size_t count) |
| 1143 | { |
| 1144 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1145 | struct i2c_client *client = to_i2c_client(dev); |
| 1146 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 1147 | long temp; |
| 1148 | |
| 1149 | if (strict_strtol(buf, 10, &temp)) |
| 1150 | return -EINVAL; |
| 1151 | |
| 1152 | temp = SENSORS_LIMIT(temp, 0, 255); |
| 1153 | |
| 1154 | mutex_lock(&data->lock); |
| 1155 | data->pwm[attr->index] = temp; |
| 1156 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM(attr->index), temp); |
| 1157 | mutex_unlock(&data->lock); |
| 1158 | |
| 1159 | return count; |
| 1160 | } |
| 1161 | |
| 1162 | static ssize_t show_pwm_max(struct device *dev, |
| 1163 | struct device_attribute *devattr, |
| 1164 | char *buf) |
| 1165 | { |
| 1166 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1167 | return sprintf(buf, "%d\n", data->pwm_max); |
| 1168 | } |
| 1169 | |
| 1170 | static ssize_t set_pwm_max(struct device *dev, |
| 1171 | struct device_attribute *devattr, |
| 1172 | const char *buf, |
| 1173 | size_t count) |
| 1174 | { |
| 1175 | struct i2c_client *client = to_i2c_client(dev); |
| 1176 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 1177 | long temp; |
| 1178 | |
| 1179 | if (strict_strtol(buf, 10, &temp)) |
| 1180 | return -EINVAL; |
| 1181 | |
| 1182 | temp = SENSORS_LIMIT(temp, 0, 255); |
| 1183 | |
| 1184 | mutex_lock(&data->lock); |
| 1185 | data->pwm_max = temp; |
| 1186 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_MAX, temp); |
| 1187 | mutex_unlock(&data->lock); |
| 1188 | |
| 1189 | return count; |
| 1190 | } |
| 1191 | |
| 1192 | static ssize_t show_pwm_min(struct device *dev, |
| 1193 | struct device_attribute *devattr, |
| 1194 | char *buf) |
| 1195 | { |
| 1196 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1197 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1198 | return sprintf(buf, "%d\n", data->pwm_min[attr->index]); |
| 1199 | } |
| 1200 | |
| 1201 | static ssize_t set_pwm_min(struct device *dev, |
| 1202 | struct device_attribute *devattr, |
| 1203 | const char *buf, |
| 1204 | size_t count) |
| 1205 | { |
| 1206 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1207 | struct i2c_client *client = to_i2c_client(dev); |
| 1208 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 1209 | long temp; |
| 1210 | |
| 1211 | if (strict_strtol(buf, 10, &temp)) |
| 1212 | return -EINVAL; |
| 1213 | |
| 1214 | temp = SENSORS_LIMIT(temp, 0, 255); |
| 1215 | |
| 1216 | mutex_lock(&data->lock); |
| 1217 | data->pwm_min[attr->index] = temp; |
| 1218 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_MIN(attr->index), |
| 1219 | temp); |
| 1220 | mutex_unlock(&data->lock); |
| 1221 | |
| 1222 | return count; |
| 1223 | } |
| 1224 | |
| 1225 | static ssize_t show_pwm_hyst(struct device *dev, |
| 1226 | struct device_attribute *devattr, |
| 1227 | char *buf) |
| 1228 | { |
| 1229 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1230 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1231 | return sprintf(buf, "%d\n", 1000 * |
| 1232 | (data->pwm_trange[attr->index] & ADT7462_PWM_HYST_MASK)); |
| 1233 | } |
| 1234 | |
| 1235 | static ssize_t set_pwm_hyst(struct device *dev, |
| 1236 | struct device_attribute *devattr, |
| 1237 | const char *buf, |
| 1238 | size_t count) |
| 1239 | { |
| 1240 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1241 | struct i2c_client *client = to_i2c_client(dev); |
| 1242 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 1243 | long temp; |
| 1244 | |
| 1245 | if (strict_strtol(buf, 10, &temp)) |
| 1246 | return -EINVAL; |
| 1247 | |
Darrick J. Wong | 8f8c1fb | 2009-01-06 14:41:31 -0800 | [diff] [blame] | 1248 | temp = DIV_ROUND_CLOSEST(temp, 1000); |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 1249 | temp = SENSORS_LIMIT(temp, 0, 15); |
| 1250 | |
| 1251 | /* package things up */ |
| 1252 | temp &= ADT7462_PWM_HYST_MASK; |
| 1253 | temp |= data->pwm_trange[attr->index] & ADT7462_PWM_RANGE_MASK; |
| 1254 | |
| 1255 | mutex_lock(&data->lock); |
| 1256 | data->pwm_trange[attr->index] = temp; |
| 1257 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_TRANGE(attr->index), |
| 1258 | temp); |
| 1259 | mutex_unlock(&data->lock); |
| 1260 | |
| 1261 | return count; |
| 1262 | } |
| 1263 | |
| 1264 | static ssize_t show_pwm_tmax(struct device *dev, |
| 1265 | struct device_attribute *devattr, |
| 1266 | char *buf) |
| 1267 | { |
| 1268 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1269 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1270 | |
| 1271 | /* tmax = tmin + trange */ |
| 1272 | int trange = trange_values[data->pwm_trange[attr->index] >> |
| 1273 | ADT7462_PWM_RANGE_SHIFT]; |
| 1274 | int tmin = (data->pwm_tmin[attr->index] - 64) * 1000; |
| 1275 | |
| 1276 | return sprintf(buf, "%d\n", tmin + trange); |
| 1277 | } |
| 1278 | |
| 1279 | static ssize_t set_pwm_tmax(struct device *dev, |
| 1280 | struct device_attribute *devattr, |
| 1281 | const char *buf, |
| 1282 | size_t count) |
| 1283 | { |
| 1284 | int temp; |
| 1285 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1286 | struct i2c_client *client = to_i2c_client(dev); |
| 1287 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 1288 | int tmin, trange_value; |
| 1289 | long trange; |
| 1290 | |
| 1291 | if (strict_strtol(buf, 10, &trange)) |
| 1292 | return -EINVAL; |
| 1293 | |
| 1294 | /* trange = tmax - tmin */ |
| 1295 | tmin = (data->pwm_tmin[attr->index] - 64) * 1000; |
| 1296 | trange_value = find_trange_value(trange - tmin); |
| 1297 | |
| 1298 | if (trange_value < 0) |
| 1299 | return -EINVAL; |
| 1300 | |
| 1301 | temp = trange_value << ADT7462_PWM_RANGE_SHIFT; |
| 1302 | temp |= data->pwm_trange[attr->index] & ADT7462_PWM_HYST_MASK; |
| 1303 | |
| 1304 | mutex_lock(&data->lock); |
| 1305 | data->pwm_trange[attr->index] = temp; |
| 1306 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_TRANGE(attr->index), |
| 1307 | temp); |
| 1308 | mutex_unlock(&data->lock); |
| 1309 | |
| 1310 | return count; |
| 1311 | } |
| 1312 | |
| 1313 | static ssize_t show_pwm_tmin(struct device *dev, |
| 1314 | struct device_attribute *devattr, |
| 1315 | char *buf) |
| 1316 | { |
| 1317 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1318 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1319 | return sprintf(buf, "%d\n", 1000 * (data->pwm_tmin[attr->index] - 64)); |
| 1320 | } |
| 1321 | |
| 1322 | static ssize_t set_pwm_tmin(struct device *dev, |
| 1323 | struct device_attribute *devattr, |
| 1324 | const char *buf, |
| 1325 | size_t count) |
| 1326 | { |
| 1327 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1328 | struct i2c_client *client = to_i2c_client(dev); |
| 1329 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 1330 | long temp; |
| 1331 | |
| 1332 | if (strict_strtol(buf, 10, &temp)) |
| 1333 | return -EINVAL; |
| 1334 | |
Darrick J. Wong | 8f8c1fb | 2009-01-06 14:41:31 -0800 | [diff] [blame] | 1335 | temp = DIV_ROUND_CLOSEST(temp, 1000) + 64; |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 1336 | temp = SENSORS_LIMIT(temp, 0, 255); |
| 1337 | |
| 1338 | mutex_lock(&data->lock); |
| 1339 | data->pwm_tmin[attr->index] = temp; |
| 1340 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_TMIN(attr->index), |
| 1341 | temp); |
| 1342 | mutex_unlock(&data->lock); |
| 1343 | |
| 1344 | return count; |
| 1345 | } |
| 1346 | |
| 1347 | static ssize_t show_pwm_auto(struct device *dev, |
| 1348 | struct device_attribute *devattr, |
| 1349 | char *buf) |
| 1350 | { |
| 1351 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1352 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1353 | int cfg = data->pwm_cfg[attr->index] >> ADT7462_PWM_CHANNEL_SHIFT; |
| 1354 | |
| 1355 | switch (cfg) { |
| 1356 | case 4: /* off */ |
| 1357 | return sprintf(buf, "0\n"); |
| 1358 | case 7: /* manual */ |
| 1359 | return sprintf(buf, "1\n"); |
| 1360 | default: /* automatic */ |
| 1361 | return sprintf(buf, "2\n"); |
| 1362 | } |
| 1363 | } |
| 1364 | |
| 1365 | static void set_pwm_channel(struct i2c_client *client, |
| 1366 | struct adt7462_data *data, |
| 1367 | int which, |
| 1368 | int value) |
| 1369 | { |
| 1370 | int temp = data->pwm_cfg[which] & ~ADT7462_PWM_CHANNEL_MASK; |
| 1371 | temp |= value << ADT7462_PWM_CHANNEL_SHIFT; |
| 1372 | |
| 1373 | mutex_lock(&data->lock); |
| 1374 | data->pwm_cfg[which] = temp; |
| 1375 | i2c_smbus_write_byte_data(client, ADT7462_REG_PWM_CFG(which), temp); |
| 1376 | mutex_unlock(&data->lock); |
| 1377 | } |
| 1378 | |
| 1379 | static ssize_t set_pwm_auto(struct device *dev, |
| 1380 | struct device_attribute *devattr, |
| 1381 | const char *buf, |
| 1382 | size_t count) |
| 1383 | { |
| 1384 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1385 | struct i2c_client *client = to_i2c_client(dev); |
| 1386 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 1387 | long temp; |
| 1388 | |
| 1389 | if (strict_strtol(buf, 10, &temp)) |
| 1390 | return -EINVAL; |
| 1391 | |
| 1392 | switch (temp) { |
| 1393 | case 0: /* off */ |
| 1394 | set_pwm_channel(client, data, attr->index, 4); |
| 1395 | return count; |
| 1396 | case 1: /* manual */ |
| 1397 | set_pwm_channel(client, data, attr->index, 7); |
| 1398 | return count; |
| 1399 | default: |
| 1400 | return -EINVAL; |
| 1401 | } |
| 1402 | } |
| 1403 | |
| 1404 | static ssize_t show_pwm_auto_temp(struct device *dev, |
| 1405 | struct device_attribute *devattr, |
| 1406 | char *buf) |
| 1407 | { |
| 1408 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1409 | struct adt7462_data *data = adt7462_update_device(dev); |
| 1410 | int channel = data->pwm_cfg[attr->index] >> ADT7462_PWM_CHANNEL_SHIFT; |
| 1411 | |
| 1412 | switch (channel) { |
| 1413 | case 0: /* temp[1234] only */ |
| 1414 | case 1: |
| 1415 | case 2: |
| 1416 | case 3: |
| 1417 | return sprintf(buf, "%d\n", (1 << channel)); |
| 1418 | case 5: /* temp1 & temp4 */ |
| 1419 | return sprintf(buf, "9\n"); |
| 1420 | case 6: |
| 1421 | return sprintf(buf, "15\n"); |
| 1422 | default: |
| 1423 | return sprintf(buf, "0\n"); |
| 1424 | } |
| 1425 | } |
| 1426 | |
| 1427 | static int cvt_auto_temp(int input) |
| 1428 | { |
| 1429 | if (input == 0xF) |
| 1430 | return 6; |
| 1431 | if (input == 0x9) |
| 1432 | return 5; |
| 1433 | if (input < 1 || !is_power_of_2(input)) |
| 1434 | return -EINVAL; |
| 1435 | return ilog2(input); |
| 1436 | } |
| 1437 | |
| 1438 | static ssize_t set_pwm_auto_temp(struct device *dev, |
| 1439 | struct device_attribute *devattr, |
| 1440 | const char *buf, |
| 1441 | size_t count) |
| 1442 | { |
| 1443 | struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); |
| 1444 | struct i2c_client *client = to_i2c_client(dev); |
| 1445 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 1446 | long temp; |
| 1447 | |
| 1448 | if (strict_strtol(buf, 10, &temp)) |
| 1449 | return -EINVAL; |
| 1450 | |
| 1451 | temp = cvt_auto_temp(temp); |
| 1452 | if (temp < 0) |
| 1453 | return temp; |
| 1454 | |
| 1455 | set_pwm_channel(client, data, attr->index, temp); |
| 1456 | |
| 1457 | return count; |
| 1458 | } |
| 1459 | |
| 1460 | static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp_max, |
| 1461 | set_temp_max, 0); |
| 1462 | static SENSOR_DEVICE_ATTR(temp2_max, S_IWUSR | S_IRUGO, show_temp_max, |
| 1463 | set_temp_max, 1); |
| 1464 | static SENSOR_DEVICE_ATTR(temp3_max, S_IWUSR | S_IRUGO, show_temp_max, |
| 1465 | set_temp_max, 2); |
| 1466 | static SENSOR_DEVICE_ATTR(temp4_max, S_IWUSR | S_IRUGO, show_temp_max, |
| 1467 | set_temp_max, 3); |
| 1468 | |
| 1469 | static SENSOR_DEVICE_ATTR(temp1_min, S_IWUSR | S_IRUGO, show_temp_min, |
| 1470 | set_temp_min, 0); |
| 1471 | static SENSOR_DEVICE_ATTR(temp2_min, S_IWUSR | S_IRUGO, show_temp_min, |
| 1472 | set_temp_min, 1); |
| 1473 | static SENSOR_DEVICE_ATTR(temp3_min, S_IWUSR | S_IRUGO, show_temp_min, |
| 1474 | set_temp_min, 2); |
| 1475 | static SENSOR_DEVICE_ATTR(temp4_min, S_IWUSR | S_IRUGO, show_temp_min, |
| 1476 | set_temp_min, 3); |
| 1477 | |
| 1478 | static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0); |
| 1479 | static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 1); |
| 1480 | static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 2); |
| 1481 | static SENSOR_DEVICE_ATTR(temp4_input, S_IRUGO, show_temp, NULL, 3); |
| 1482 | |
| 1483 | static SENSOR_DEVICE_ATTR(temp1_label, S_IRUGO, show_temp_label, NULL, 0); |
| 1484 | static SENSOR_DEVICE_ATTR(temp2_label, S_IRUGO, show_temp_label, NULL, 1); |
| 1485 | static SENSOR_DEVICE_ATTR(temp3_label, S_IRUGO, show_temp_label, NULL, 2); |
| 1486 | static SENSOR_DEVICE_ATTR(temp4_label, S_IRUGO, show_temp_label, NULL, 3); |
| 1487 | |
| 1488 | static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, |
| 1489 | ADT7462_ALARM1 | ADT7462_LT_ALARM); |
| 1490 | static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, |
| 1491 | ADT7462_ALARM1 | ADT7462_R1T_ALARM); |
| 1492 | static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, |
| 1493 | ADT7462_ALARM1 | ADT7462_R2T_ALARM); |
| 1494 | static SENSOR_DEVICE_ATTR(temp4_alarm, S_IRUGO, show_alarm, NULL, |
| 1495 | ADT7462_ALARM1 | ADT7462_R3T_ALARM); |
| 1496 | |
| 1497 | static SENSOR_DEVICE_ATTR(in1_max, S_IWUSR | S_IRUGO, show_volt_max, |
| 1498 | set_volt_max, 0); |
| 1499 | static SENSOR_DEVICE_ATTR(in2_max, S_IWUSR | S_IRUGO, show_volt_max, |
| 1500 | set_volt_max, 1); |
| 1501 | static SENSOR_DEVICE_ATTR(in3_max, S_IWUSR | S_IRUGO, show_volt_max, |
| 1502 | set_volt_max, 2); |
| 1503 | static SENSOR_DEVICE_ATTR(in4_max, S_IWUSR | S_IRUGO, show_volt_max, |
| 1504 | set_volt_max, 3); |
| 1505 | static SENSOR_DEVICE_ATTR(in5_max, S_IWUSR | S_IRUGO, show_volt_max, |
| 1506 | set_volt_max, 4); |
| 1507 | static SENSOR_DEVICE_ATTR(in6_max, S_IWUSR | S_IRUGO, show_volt_max, |
| 1508 | set_volt_max, 5); |
| 1509 | static SENSOR_DEVICE_ATTR(in7_max, S_IWUSR | S_IRUGO, show_volt_max, |
| 1510 | set_volt_max, 6); |
| 1511 | static SENSOR_DEVICE_ATTR(in8_max, S_IWUSR | S_IRUGO, show_volt_max, |
| 1512 | set_volt_max, 7); |
| 1513 | static SENSOR_DEVICE_ATTR(in9_max, S_IWUSR | S_IRUGO, show_volt_max, |
| 1514 | set_volt_max, 8); |
| 1515 | static SENSOR_DEVICE_ATTR(in10_max, S_IWUSR | S_IRUGO, show_volt_max, |
| 1516 | set_volt_max, 9); |
| 1517 | static SENSOR_DEVICE_ATTR(in11_max, S_IWUSR | S_IRUGO, show_volt_max, |
| 1518 | set_volt_max, 10); |
| 1519 | static SENSOR_DEVICE_ATTR(in12_max, S_IWUSR | S_IRUGO, show_volt_max, |
| 1520 | set_volt_max, 11); |
| 1521 | static SENSOR_DEVICE_ATTR(in13_max, S_IWUSR | S_IRUGO, show_volt_max, |
| 1522 | set_volt_max, 12); |
| 1523 | |
| 1524 | static SENSOR_DEVICE_ATTR(in1_min, S_IWUSR | S_IRUGO, show_volt_min, |
| 1525 | set_volt_min, 0); |
| 1526 | static SENSOR_DEVICE_ATTR(in2_min, S_IWUSR | S_IRUGO, show_volt_min, |
| 1527 | set_volt_min, 1); |
| 1528 | static SENSOR_DEVICE_ATTR(in3_min, S_IWUSR | S_IRUGO, show_volt_min, |
| 1529 | set_volt_min, 2); |
| 1530 | static SENSOR_DEVICE_ATTR(in4_min, S_IWUSR | S_IRUGO, show_volt_min, |
| 1531 | set_volt_min, 3); |
| 1532 | static SENSOR_DEVICE_ATTR(in5_min, S_IWUSR | S_IRUGO, show_volt_min, |
| 1533 | set_volt_min, 4); |
| 1534 | static SENSOR_DEVICE_ATTR(in6_min, S_IWUSR | S_IRUGO, show_volt_min, |
| 1535 | set_volt_min, 5); |
| 1536 | static SENSOR_DEVICE_ATTR(in7_min, S_IWUSR | S_IRUGO, show_volt_min, |
| 1537 | set_volt_min, 6); |
| 1538 | static SENSOR_DEVICE_ATTR(in8_min, S_IWUSR | S_IRUGO, show_volt_min, |
| 1539 | set_volt_min, 7); |
| 1540 | static SENSOR_DEVICE_ATTR(in9_min, S_IWUSR | S_IRUGO, show_volt_min, |
| 1541 | set_volt_min, 8); |
| 1542 | static SENSOR_DEVICE_ATTR(in10_min, S_IWUSR | S_IRUGO, show_volt_min, |
| 1543 | set_volt_min, 9); |
| 1544 | static SENSOR_DEVICE_ATTR(in11_min, S_IWUSR | S_IRUGO, show_volt_min, |
| 1545 | set_volt_min, 10); |
| 1546 | static SENSOR_DEVICE_ATTR(in12_min, S_IWUSR | S_IRUGO, show_volt_min, |
| 1547 | set_volt_min, 11); |
| 1548 | static SENSOR_DEVICE_ATTR(in13_min, S_IWUSR | S_IRUGO, show_volt_min, |
| 1549 | set_volt_min, 12); |
| 1550 | |
| 1551 | static SENSOR_DEVICE_ATTR(in1_input, S_IRUGO, show_voltage, NULL, 0); |
| 1552 | static SENSOR_DEVICE_ATTR(in2_input, S_IRUGO, show_voltage, NULL, 1); |
| 1553 | static SENSOR_DEVICE_ATTR(in3_input, S_IRUGO, show_voltage, NULL, 2); |
| 1554 | static SENSOR_DEVICE_ATTR(in4_input, S_IRUGO, show_voltage, NULL, 3); |
| 1555 | static SENSOR_DEVICE_ATTR(in5_input, S_IRUGO, show_voltage, NULL, 4); |
| 1556 | static SENSOR_DEVICE_ATTR(in6_input, S_IRUGO, show_voltage, NULL, 5); |
| 1557 | static SENSOR_DEVICE_ATTR(in7_input, S_IRUGO, show_voltage, NULL, 6); |
| 1558 | static SENSOR_DEVICE_ATTR(in8_input, S_IRUGO, show_voltage, NULL, 7); |
| 1559 | static SENSOR_DEVICE_ATTR(in9_input, S_IRUGO, show_voltage, NULL, 8); |
| 1560 | static SENSOR_DEVICE_ATTR(in10_input, S_IRUGO, show_voltage, NULL, 9); |
| 1561 | static SENSOR_DEVICE_ATTR(in11_input, S_IRUGO, show_voltage, NULL, 10); |
| 1562 | static SENSOR_DEVICE_ATTR(in12_input, S_IRUGO, show_voltage, NULL, 11); |
| 1563 | static SENSOR_DEVICE_ATTR(in13_input, S_IRUGO, show_voltage, NULL, 12); |
| 1564 | |
| 1565 | static SENSOR_DEVICE_ATTR(in1_label, S_IRUGO, show_voltage_label, NULL, 0); |
| 1566 | static SENSOR_DEVICE_ATTR(in2_label, S_IRUGO, show_voltage_label, NULL, 1); |
| 1567 | static SENSOR_DEVICE_ATTR(in3_label, S_IRUGO, show_voltage_label, NULL, 2); |
| 1568 | static SENSOR_DEVICE_ATTR(in4_label, S_IRUGO, show_voltage_label, NULL, 3); |
| 1569 | static SENSOR_DEVICE_ATTR(in5_label, S_IRUGO, show_voltage_label, NULL, 4); |
| 1570 | static SENSOR_DEVICE_ATTR(in6_label, S_IRUGO, show_voltage_label, NULL, 5); |
| 1571 | static SENSOR_DEVICE_ATTR(in7_label, S_IRUGO, show_voltage_label, NULL, 6); |
| 1572 | static SENSOR_DEVICE_ATTR(in8_label, S_IRUGO, show_voltage_label, NULL, 7); |
| 1573 | static SENSOR_DEVICE_ATTR(in9_label, S_IRUGO, show_voltage_label, NULL, 8); |
| 1574 | static SENSOR_DEVICE_ATTR(in10_label, S_IRUGO, show_voltage_label, NULL, 9); |
| 1575 | static SENSOR_DEVICE_ATTR(in11_label, S_IRUGO, show_voltage_label, NULL, 10); |
| 1576 | static SENSOR_DEVICE_ATTR(in12_label, S_IRUGO, show_voltage_label, NULL, 11); |
| 1577 | static SENSOR_DEVICE_ATTR(in13_label, S_IRUGO, show_voltage_label, NULL, 12); |
| 1578 | |
| 1579 | static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, |
| 1580 | ADT7462_ALARM2 | ADT7462_V0_ALARM); |
| 1581 | static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, |
| 1582 | ADT7462_ALARM2 | ADT7462_V7_ALARM); |
| 1583 | static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, |
| 1584 | ADT7462_ALARM2 | ADT7462_V2_ALARM); |
| 1585 | static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, |
| 1586 | ADT7462_ALARM2 | ADT7462_V6_ALARM); |
| 1587 | static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, |
| 1588 | ADT7462_ALARM2 | ADT7462_V5_ALARM); |
| 1589 | static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, |
| 1590 | ADT7462_ALARM2 | ADT7462_V4_ALARM); |
| 1591 | static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, |
| 1592 | ADT7462_ALARM2 | ADT7462_V3_ALARM); |
| 1593 | static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, |
| 1594 | ADT7462_ALARM2 | ADT7462_V1_ALARM); |
| 1595 | static SENSOR_DEVICE_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, |
| 1596 | ADT7462_ALARM3 | ADT7462_V10_ALARM); |
| 1597 | static SENSOR_DEVICE_ATTR(in10_alarm, S_IRUGO, show_alarm, NULL, |
| 1598 | ADT7462_ALARM3 | ADT7462_V9_ALARM); |
| 1599 | static SENSOR_DEVICE_ATTR(in11_alarm, S_IRUGO, show_alarm, NULL, |
| 1600 | ADT7462_ALARM3 | ADT7462_V8_ALARM); |
| 1601 | static SENSOR_DEVICE_ATTR(in12_alarm, S_IRUGO, show_alarm, NULL, |
| 1602 | ADT7462_ALARM3 | ADT7462_V11_ALARM); |
| 1603 | static SENSOR_DEVICE_ATTR(in13_alarm, S_IRUGO, show_alarm, NULL, |
| 1604 | ADT7462_ALARM3 | ADT7462_V12_ALARM); |
| 1605 | |
| 1606 | static SENSOR_DEVICE_ATTR(fan1_min, S_IWUSR | S_IRUGO, show_fan_min, |
| 1607 | set_fan_min, 0); |
| 1608 | static SENSOR_DEVICE_ATTR(fan2_min, S_IWUSR | S_IRUGO, show_fan_min, |
| 1609 | set_fan_min, 1); |
| 1610 | static SENSOR_DEVICE_ATTR(fan3_min, S_IWUSR | S_IRUGO, show_fan_min, |
| 1611 | set_fan_min, 2); |
| 1612 | static SENSOR_DEVICE_ATTR(fan4_min, S_IWUSR | S_IRUGO, show_fan_min, |
| 1613 | set_fan_min, 3); |
| 1614 | static SENSOR_DEVICE_ATTR(fan5_min, S_IWUSR | S_IRUGO, show_fan_min, |
| 1615 | set_fan_min, 4); |
| 1616 | static SENSOR_DEVICE_ATTR(fan6_min, S_IWUSR | S_IRUGO, show_fan_min, |
| 1617 | set_fan_min, 5); |
| 1618 | static SENSOR_DEVICE_ATTR(fan7_min, S_IWUSR | S_IRUGO, show_fan_min, |
| 1619 | set_fan_min, 6); |
| 1620 | static SENSOR_DEVICE_ATTR(fan8_min, S_IWUSR | S_IRUGO, show_fan_min, |
| 1621 | set_fan_min, 7); |
| 1622 | |
| 1623 | static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, show_fan, NULL, 0); |
| 1624 | static SENSOR_DEVICE_ATTR(fan2_input, S_IRUGO, show_fan, NULL, 1); |
| 1625 | static SENSOR_DEVICE_ATTR(fan3_input, S_IRUGO, show_fan, NULL, 2); |
| 1626 | static SENSOR_DEVICE_ATTR(fan4_input, S_IRUGO, show_fan, NULL, 3); |
| 1627 | static SENSOR_DEVICE_ATTR(fan5_input, S_IRUGO, show_fan, NULL, 4); |
| 1628 | static SENSOR_DEVICE_ATTR(fan6_input, S_IRUGO, show_fan, NULL, 5); |
| 1629 | static SENSOR_DEVICE_ATTR(fan7_input, S_IRUGO, show_fan, NULL, 6); |
| 1630 | static SENSOR_DEVICE_ATTR(fan8_input, S_IRUGO, show_fan, NULL, 7); |
| 1631 | |
| 1632 | static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, |
| 1633 | ADT7462_ALARM4 | ADT7462_F0_ALARM); |
| 1634 | static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, |
| 1635 | ADT7462_ALARM4 | ADT7462_F1_ALARM); |
| 1636 | static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, |
| 1637 | ADT7462_ALARM4 | ADT7462_F2_ALARM); |
| 1638 | static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, |
| 1639 | ADT7462_ALARM4 | ADT7462_F3_ALARM); |
| 1640 | static SENSOR_DEVICE_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, |
| 1641 | ADT7462_ALARM4 | ADT7462_F4_ALARM); |
| 1642 | static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_alarm, NULL, |
| 1643 | ADT7462_ALARM4 | ADT7462_F5_ALARM); |
| 1644 | static SENSOR_DEVICE_ATTR(fan7_alarm, S_IRUGO, show_alarm, NULL, |
| 1645 | ADT7462_ALARM4 | ADT7462_F6_ALARM); |
| 1646 | static SENSOR_DEVICE_ATTR(fan8_alarm, S_IRUGO, show_alarm, NULL, |
| 1647 | ADT7462_ALARM4 | ADT7462_F7_ALARM); |
| 1648 | |
| 1649 | static SENSOR_DEVICE_ATTR(force_pwm_max, S_IWUSR | S_IRUGO, |
| 1650 | show_force_pwm_max, set_force_pwm_max, 0); |
| 1651 | |
| 1652 | static SENSOR_DEVICE_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 0); |
| 1653 | static SENSOR_DEVICE_ATTR(pwm2, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 1); |
| 1654 | static SENSOR_DEVICE_ATTR(pwm3, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 2); |
| 1655 | static SENSOR_DEVICE_ATTR(pwm4, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 3); |
| 1656 | |
| 1657 | static SENSOR_DEVICE_ATTR(pwm1_auto_point1_pwm, S_IWUSR | S_IRUGO, |
| 1658 | show_pwm_min, set_pwm_min, 0); |
| 1659 | static SENSOR_DEVICE_ATTR(pwm2_auto_point1_pwm, S_IWUSR | S_IRUGO, |
| 1660 | show_pwm_min, set_pwm_min, 1); |
| 1661 | static SENSOR_DEVICE_ATTR(pwm3_auto_point1_pwm, S_IWUSR | S_IRUGO, |
| 1662 | show_pwm_min, set_pwm_min, 2); |
| 1663 | static SENSOR_DEVICE_ATTR(pwm4_auto_point1_pwm, S_IWUSR | S_IRUGO, |
| 1664 | show_pwm_min, set_pwm_min, 3); |
| 1665 | |
| 1666 | static SENSOR_DEVICE_ATTR(pwm1_auto_point2_pwm, S_IWUSR | S_IRUGO, |
| 1667 | show_pwm_max, set_pwm_max, 0); |
| 1668 | static SENSOR_DEVICE_ATTR(pwm2_auto_point2_pwm, S_IWUSR | S_IRUGO, |
| 1669 | show_pwm_max, set_pwm_max, 1); |
| 1670 | static SENSOR_DEVICE_ATTR(pwm3_auto_point2_pwm, S_IWUSR | S_IRUGO, |
| 1671 | show_pwm_max, set_pwm_max, 2); |
| 1672 | static SENSOR_DEVICE_ATTR(pwm4_auto_point2_pwm, S_IWUSR | S_IRUGO, |
| 1673 | show_pwm_max, set_pwm_max, 3); |
| 1674 | |
| 1675 | static SENSOR_DEVICE_ATTR(temp1_auto_point1_hyst, S_IWUSR | S_IRUGO, |
| 1676 | show_pwm_hyst, set_pwm_hyst, 0); |
| 1677 | static SENSOR_DEVICE_ATTR(temp2_auto_point1_hyst, S_IWUSR | S_IRUGO, |
| 1678 | show_pwm_hyst, set_pwm_hyst, 1); |
| 1679 | static SENSOR_DEVICE_ATTR(temp3_auto_point1_hyst, S_IWUSR | S_IRUGO, |
| 1680 | show_pwm_hyst, set_pwm_hyst, 2); |
| 1681 | static SENSOR_DEVICE_ATTR(temp4_auto_point1_hyst, S_IWUSR | S_IRUGO, |
| 1682 | show_pwm_hyst, set_pwm_hyst, 3); |
| 1683 | |
| 1684 | static SENSOR_DEVICE_ATTR(temp1_auto_point2_hyst, S_IWUSR | S_IRUGO, |
| 1685 | show_pwm_hyst, set_pwm_hyst, 0); |
| 1686 | static SENSOR_DEVICE_ATTR(temp2_auto_point2_hyst, S_IWUSR | S_IRUGO, |
| 1687 | show_pwm_hyst, set_pwm_hyst, 1); |
| 1688 | static SENSOR_DEVICE_ATTR(temp3_auto_point2_hyst, S_IWUSR | S_IRUGO, |
| 1689 | show_pwm_hyst, set_pwm_hyst, 2); |
| 1690 | static SENSOR_DEVICE_ATTR(temp4_auto_point2_hyst, S_IWUSR | S_IRUGO, |
| 1691 | show_pwm_hyst, set_pwm_hyst, 3); |
| 1692 | |
| 1693 | static SENSOR_DEVICE_ATTR(temp1_auto_point1_temp, S_IWUSR | S_IRUGO, |
| 1694 | show_pwm_tmin, set_pwm_tmin, 0); |
| 1695 | static SENSOR_DEVICE_ATTR(temp2_auto_point1_temp, S_IWUSR | S_IRUGO, |
| 1696 | show_pwm_tmin, set_pwm_tmin, 1); |
| 1697 | static SENSOR_DEVICE_ATTR(temp3_auto_point1_temp, S_IWUSR | S_IRUGO, |
| 1698 | show_pwm_tmin, set_pwm_tmin, 2); |
| 1699 | static SENSOR_DEVICE_ATTR(temp4_auto_point1_temp, S_IWUSR | S_IRUGO, |
| 1700 | show_pwm_tmin, set_pwm_tmin, 3); |
| 1701 | |
| 1702 | static SENSOR_DEVICE_ATTR(temp1_auto_point2_temp, S_IWUSR | S_IRUGO, |
| 1703 | show_pwm_tmax, set_pwm_tmax, 0); |
| 1704 | static SENSOR_DEVICE_ATTR(temp2_auto_point2_temp, S_IWUSR | S_IRUGO, |
| 1705 | show_pwm_tmax, set_pwm_tmax, 1); |
| 1706 | static SENSOR_DEVICE_ATTR(temp3_auto_point2_temp, S_IWUSR | S_IRUGO, |
| 1707 | show_pwm_tmax, set_pwm_tmax, 2); |
| 1708 | static SENSOR_DEVICE_ATTR(temp4_auto_point2_temp, S_IWUSR | S_IRUGO, |
| 1709 | show_pwm_tmax, set_pwm_tmax, 3); |
| 1710 | |
| 1711 | static SENSOR_DEVICE_ATTR(pwm1_enable, S_IWUSR | S_IRUGO, show_pwm_auto, |
| 1712 | set_pwm_auto, 0); |
| 1713 | static SENSOR_DEVICE_ATTR(pwm2_enable, S_IWUSR | S_IRUGO, show_pwm_auto, |
| 1714 | set_pwm_auto, 1); |
| 1715 | static SENSOR_DEVICE_ATTR(pwm3_enable, S_IWUSR | S_IRUGO, show_pwm_auto, |
| 1716 | set_pwm_auto, 2); |
| 1717 | static SENSOR_DEVICE_ATTR(pwm4_enable, S_IWUSR | S_IRUGO, show_pwm_auto, |
| 1718 | set_pwm_auto, 3); |
| 1719 | |
| 1720 | static SENSOR_DEVICE_ATTR(pwm1_auto_channels_temp, S_IWUSR | S_IRUGO, |
| 1721 | show_pwm_auto_temp, set_pwm_auto_temp, 0); |
| 1722 | static SENSOR_DEVICE_ATTR(pwm2_auto_channels_temp, S_IWUSR | S_IRUGO, |
| 1723 | show_pwm_auto_temp, set_pwm_auto_temp, 1); |
| 1724 | static SENSOR_DEVICE_ATTR(pwm3_auto_channels_temp, S_IWUSR | S_IRUGO, |
| 1725 | show_pwm_auto_temp, set_pwm_auto_temp, 2); |
| 1726 | static SENSOR_DEVICE_ATTR(pwm4_auto_channels_temp, S_IWUSR | S_IRUGO, |
| 1727 | show_pwm_auto_temp, set_pwm_auto_temp, 3); |
| 1728 | |
| 1729 | static struct attribute *adt7462_attr[] = |
| 1730 | { |
| 1731 | &sensor_dev_attr_temp1_max.dev_attr.attr, |
| 1732 | &sensor_dev_attr_temp2_max.dev_attr.attr, |
| 1733 | &sensor_dev_attr_temp3_max.dev_attr.attr, |
| 1734 | &sensor_dev_attr_temp4_max.dev_attr.attr, |
| 1735 | |
| 1736 | &sensor_dev_attr_temp1_min.dev_attr.attr, |
| 1737 | &sensor_dev_attr_temp2_min.dev_attr.attr, |
| 1738 | &sensor_dev_attr_temp3_min.dev_attr.attr, |
| 1739 | &sensor_dev_attr_temp4_min.dev_attr.attr, |
| 1740 | |
| 1741 | &sensor_dev_attr_temp1_input.dev_attr.attr, |
| 1742 | &sensor_dev_attr_temp2_input.dev_attr.attr, |
| 1743 | &sensor_dev_attr_temp3_input.dev_attr.attr, |
| 1744 | &sensor_dev_attr_temp4_input.dev_attr.attr, |
| 1745 | |
| 1746 | &sensor_dev_attr_temp1_label.dev_attr.attr, |
| 1747 | &sensor_dev_attr_temp2_label.dev_attr.attr, |
| 1748 | &sensor_dev_attr_temp3_label.dev_attr.attr, |
| 1749 | &sensor_dev_attr_temp4_label.dev_attr.attr, |
| 1750 | |
| 1751 | &sensor_dev_attr_temp1_alarm.dev_attr.attr, |
| 1752 | &sensor_dev_attr_temp2_alarm.dev_attr.attr, |
| 1753 | &sensor_dev_attr_temp3_alarm.dev_attr.attr, |
| 1754 | &sensor_dev_attr_temp4_alarm.dev_attr.attr, |
| 1755 | |
| 1756 | &sensor_dev_attr_in1_max.dev_attr.attr, |
| 1757 | &sensor_dev_attr_in2_max.dev_attr.attr, |
| 1758 | &sensor_dev_attr_in3_max.dev_attr.attr, |
| 1759 | &sensor_dev_attr_in4_max.dev_attr.attr, |
| 1760 | &sensor_dev_attr_in5_max.dev_attr.attr, |
| 1761 | &sensor_dev_attr_in6_max.dev_attr.attr, |
| 1762 | &sensor_dev_attr_in7_max.dev_attr.attr, |
| 1763 | &sensor_dev_attr_in8_max.dev_attr.attr, |
| 1764 | &sensor_dev_attr_in9_max.dev_attr.attr, |
| 1765 | &sensor_dev_attr_in10_max.dev_attr.attr, |
| 1766 | &sensor_dev_attr_in11_max.dev_attr.attr, |
| 1767 | &sensor_dev_attr_in12_max.dev_attr.attr, |
| 1768 | &sensor_dev_attr_in13_max.dev_attr.attr, |
| 1769 | |
| 1770 | &sensor_dev_attr_in1_min.dev_attr.attr, |
| 1771 | &sensor_dev_attr_in2_min.dev_attr.attr, |
| 1772 | &sensor_dev_attr_in3_min.dev_attr.attr, |
| 1773 | &sensor_dev_attr_in4_min.dev_attr.attr, |
| 1774 | &sensor_dev_attr_in5_min.dev_attr.attr, |
| 1775 | &sensor_dev_attr_in6_min.dev_attr.attr, |
| 1776 | &sensor_dev_attr_in7_min.dev_attr.attr, |
| 1777 | &sensor_dev_attr_in8_min.dev_attr.attr, |
| 1778 | &sensor_dev_attr_in9_min.dev_attr.attr, |
| 1779 | &sensor_dev_attr_in10_min.dev_attr.attr, |
| 1780 | &sensor_dev_attr_in11_min.dev_attr.attr, |
| 1781 | &sensor_dev_attr_in12_min.dev_attr.attr, |
| 1782 | &sensor_dev_attr_in13_min.dev_attr.attr, |
| 1783 | |
| 1784 | &sensor_dev_attr_in1_input.dev_attr.attr, |
| 1785 | &sensor_dev_attr_in2_input.dev_attr.attr, |
| 1786 | &sensor_dev_attr_in3_input.dev_attr.attr, |
| 1787 | &sensor_dev_attr_in4_input.dev_attr.attr, |
| 1788 | &sensor_dev_attr_in5_input.dev_attr.attr, |
| 1789 | &sensor_dev_attr_in6_input.dev_attr.attr, |
| 1790 | &sensor_dev_attr_in7_input.dev_attr.attr, |
| 1791 | &sensor_dev_attr_in8_input.dev_attr.attr, |
| 1792 | &sensor_dev_attr_in9_input.dev_attr.attr, |
| 1793 | &sensor_dev_attr_in10_input.dev_attr.attr, |
| 1794 | &sensor_dev_attr_in11_input.dev_attr.attr, |
| 1795 | &sensor_dev_attr_in12_input.dev_attr.attr, |
| 1796 | &sensor_dev_attr_in13_input.dev_attr.attr, |
| 1797 | |
| 1798 | &sensor_dev_attr_in1_label.dev_attr.attr, |
| 1799 | &sensor_dev_attr_in2_label.dev_attr.attr, |
| 1800 | &sensor_dev_attr_in3_label.dev_attr.attr, |
| 1801 | &sensor_dev_attr_in4_label.dev_attr.attr, |
| 1802 | &sensor_dev_attr_in5_label.dev_attr.attr, |
| 1803 | &sensor_dev_attr_in6_label.dev_attr.attr, |
| 1804 | &sensor_dev_attr_in7_label.dev_attr.attr, |
| 1805 | &sensor_dev_attr_in8_label.dev_attr.attr, |
| 1806 | &sensor_dev_attr_in9_label.dev_attr.attr, |
| 1807 | &sensor_dev_attr_in10_label.dev_attr.attr, |
| 1808 | &sensor_dev_attr_in11_label.dev_attr.attr, |
| 1809 | &sensor_dev_attr_in12_label.dev_attr.attr, |
| 1810 | &sensor_dev_attr_in13_label.dev_attr.attr, |
| 1811 | |
| 1812 | &sensor_dev_attr_in1_alarm.dev_attr.attr, |
| 1813 | &sensor_dev_attr_in2_alarm.dev_attr.attr, |
| 1814 | &sensor_dev_attr_in3_alarm.dev_attr.attr, |
| 1815 | &sensor_dev_attr_in4_alarm.dev_attr.attr, |
| 1816 | &sensor_dev_attr_in5_alarm.dev_attr.attr, |
| 1817 | &sensor_dev_attr_in6_alarm.dev_attr.attr, |
| 1818 | &sensor_dev_attr_in7_alarm.dev_attr.attr, |
| 1819 | &sensor_dev_attr_in8_alarm.dev_attr.attr, |
| 1820 | &sensor_dev_attr_in9_alarm.dev_attr.attr, |
| 1821 | &sensor_dev_attr_in10_alarm.dev_attr.attr, |
| 1822 | &sensor_dev_attr_in11_alarm.dev_attr.attr, |
| 1823 | &sensor_dev_attr_in12_alarm.dev_attr.attr, |
| 1824 | &sensor_dev_attr_in13_alarm.dev_attr.attr, |
| 1825 | |
| 1826 | &sensor_dev_attr_fan1_min.dev_attr.attr, |
| 1827 | &sensor_dev_attr_fan2_min.dev_attr.attr, |
| 1828 | &sensor_dev_attr_fan3_min.dev_attr.attr, |
| 1829 | &sensor_dev_attr_fan4_min.dev_attr.attr, |
| 1830 | &sensor_dev_attr_fan5_min.dev_attr.attr, |
| 1831 | &sensor_dev_attr_fan6_min.dev_attr.attr, |
| 1832 | &sensor_dev_attr_fan7_min.dev_attr.attr, |
| 1833 | &sensor_dev_attr_fan8_min.dev_attr.attr, |
| 1834 | |
| 1835 | &sensor_dev_attr_fan1_input.dev_attr.attr, |
| 1836 | &sensor_dev_attr_fan2_input.dev_attr.attr, |
| 1837 | &sensor_dev_attr_fan3_input.dev_attr.attr, |
| 1838 | &sensor_dev_attr_fan4_input.dev_attr.attr, |
| 1839 | &sensor_dev_attr_fan5_input.dev_attr.attr, |
| 1840 | &sensor_dev_attr_fan6_input.dev_attr.attr, |
| 1841 | &sensor_dev_attr_fan7_input.dev_attr.attr, |
| 1842 | &sensor_dev_attr_fan8_input.dev_attr.attr, |
| 1843 | |
| 1844 | &sensor_dev_attr_fan1_alarm.dev_attr.attr, |
| 1845 | &sensor_dev_attr_fan2_alarm.dev_attr.attr, |
| 1846 | &sensor_dev_attr_fan3_alarm.dev_attr.attr, |
| 1847 | &sensor_dev_attr_fan4_alarm.dev_attr.attr, |
| 1848 | &sensor_dev_attr_fan5_alarm.dev_attr.attr, |
| 1849 | &sensor_dev_attr_fan6_alarm.dev_attr.attr, |
| 1850 | &sensor_dev_attr_fan7_alarm.dev_attr.attr, |
| 1851 | &sensor_dev_attr_fan8_alarm.dev_attr.attr, |
| 1852 | |
| 1853 | &sensor_dev_attr_force_pwm_max.dev_attr.attr, |
| 1854 | &sensor_dev_attr_pwm1.dev_attr.attr, |
| 1855 | &sensor_dev_attr_pwm2.dev_attr.attr, |
| 1856 | &sensor_dev_attr_pwm3.dev_attr.attr, |
| 1857 | &sensor_dev_attr_pwm4.dev_attr.attr, |
| 1858 | |
| 1859 | &sensor_dev_attr_pwm1_auto_point1_pwm.dev_attr.attr, |
| 1860 | &sensor_dev_attr_pwm2_auto_point1_pwm.dev_attr.attr, |
| 1861 | &sensor_dev_attr_pwm3_auto_point1_pwm.dev_attr.attr, |
| 1862 | &sensor_dev_attr_pwm4_auto_point1_pwm.dev_attr.attr, |
| 1863 | |
| 1864 | &sensor_dev_attr_pwm1_auto_point2_pwm.dev_attr.attr, |
| 1865 | &sensor_dev_attr_pwm2_auto_point2_pwm.dev_attr.attr, |
| 1866 | &sensor_dev_attr_pwm3_auto_point2_pwm.dev_attr.attr, |
| 1867 | &sensor_dev_attr_pwm4_auto_point2_pwm.dev_attr.attr, |
| 1868 | |
| 1869 | &sensor_dev_attr_temp1_auto_point1_hyst.dev_attr.attr, |
| 1870 | &sensor_dev_attr_temp2_auto_point1_hyst.dev_attr.attr, |
| 1871 | &sensor_dev_attr_temp3_auto_point1_hyst.dev_attr.attr, |
| 1872 | &sensor_dev_attr_temp4_auto_point1_hyst.dev_attr.attr, |
| 1873 | |
| 1874 | &sensor_dev_attr_temp1_auto_point2_hyst.dev_attr.attr, |
| 1875 | &sensor_dev_attr_temp2_auto_point2_hyst.dev_attr.attr, |
| 1876 | &sensor_dev_attr_temp3_auto_point2_hyst.dev_attr.attr, |
| 1877 | &sensor_dev_attr_temp4_auto_point2_hyst.dev_attr.attr, |
| 1878 | |
| 1879 | &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr, |
| 1880 | &sensor_dev_attr_temp2_auto_point1_temp.dev_attr.attr, |
| 1881 | &sensor_dev_attr_temp3_auto_point1_temp.dev_attr.attr, |
| 1882 | &sensor_dev_attr_temp4_auto_point1_temp.dev_attr.attr, |
| 1883 | |
| 1884 | &sensor_dev_attr_temp1_auto_point2_temp.dev_attr.attr, |
| 1885 | &sensor_dev_attr_temp2_auto_point2_temp.dev_attr.attr, |
| 1886 | &sensor_dev_attr_temp3_auto_point2_temp.dev_attr.attr, |
| 1887 | &sensor_dev_attr_temp4_auto_point2_temp.dev_attr.attr, |
| 1888 | |
| 1889 | &sensor_dev_attr_pwm1_enable.dev_attr.attr, |
| 1890 | &sensor_dev_attr_pwm2_enable.dev_attr.attr, |
| 1891 | &sensor_dev_attr_pwm3_enable.dev_attr.attr, |
| 1892 | &sensor_dev_attr_pwm4_enable.dev_attr.attr, |
| 1893 | |
| 1894 | &sensor_dev_attr_pwm1_auto_channels_temp.dev_attr.attr, |
| 1895 | &sensor_dev_attr_pwm2_auto_channels_temp.dev_attr.attr, |
| 1896 | &sensor_dev_attr_pwm3_auto_channels_temp.dev_attr.attr, |
| 1897 | &sensor_dev_attr_pwm4_auto_channels_temp.dev_attr.attr, |
| 1898 | NULL |
| 1899 | }; |
| 1900 | |
| 1901 | /* Return 0 if detection is successful, -ENODEV otherwise */ |
Jean Delvare | 310ec79 | 2009-12-14 21:17:23 +0100 | [diff] [blame] | 1902 | static int adt7462_detect(struct i2c_client *client, |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 1903 | struct i2c_board_info *info) |
| 1904 | { |
| 1905 | struct i2c_adapter *adapter = client->adapter; |
Jean Delvare | 52df644 | 2009-12-09 20:35:57 +0100 | [diff] [blame] | 1906 | int vendor, device, revision; |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 1907 | |
| 1908 | if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) |
| 1909 | return -ENODEV; |
| 1910 | |
Jean Delvare | 52df644 | 2009-12-09 20:35:57 +0100 | [diff] [blame] | 1911 | vendor = i2c_smbus_read_byte_data(client, ADT7462_REG_VENDOR); |
| 1912 | if (vendor != ADT7462_VENDOR) |
| 1913 | return -ENODEV; |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 1914 | |
Jean Delvare | 52df644 | 2009-12-09 20:35:57 +0100 | [diff] [blame] | 1915 | device = i2c_smbus_read_byte_data(client, ADT7462_REG_DEVICE); |
| 1916 | if (device != ADT7462_DEVICE) |
| 1917 | return -ENODEV; |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 1918 | |
Jean Delvare | 52df644 | 2009-12-09 20:35:57 +0100 | [diff] [blame] | 1919 | revision = i2c_smbus_read_byte_data(client, ADT7462_REG_REVISION); |
| 1920 | if (revision != ADT7462_REVISION) |
| 1921 | return -ENODEV; |
Darrick J. Wong | c0b4e3a | 2008-11-12 13:27:03 -0800 | [diff] [blame] | 1922 | |
| 1923 | strlcpy(info->type, "adt7462", I2C_NAME_SIZE); |
| 1924 | |
| 1925 | return 0; |
| 1926 | } |
| 1927 | |
| 1928 | static int adt7462_probe(struct i2c_client *client, |
| 1929 | const struct i2c_device_id *id) |
| 1930 | { |
| 1931 | struct adt7462_data *data; |
| 1932 | int err; |
| 1933 | |
| 1934 | data = kzalloc(sizeof(struct adt7462_data), GFP_KERNEL); |
| 1935 | if (!data) { |
| 1936 | err = -ENOMEM; |
| 1937 | goto exit; |
| 1938 | } |
| 1939 | |
| 1940 | i2c_set_clientdata(client, data); |
| 1941 | mutex_init(&data->lock); |
| 1942 | |
| 1943 | dev_info(&client->dev, "%s chip found\n", client->name); |
| 1944 | |
| 1945 | /* Register sysfs hooks */ |
| 1946 | data->attrs.attrs = adt7462_attr; |
| 1947 | err = sysfs_create_group(&client->dev.kobj, &data->attrs); |
| 1948 | if (err) |
| 1949 | goto exit_free; |
| 1950 | |
| 1951 | data->hwmon_dev = hwmon_device_register(&client->dev); |
| 1952 | if (IS_ERR(data->hwmon_dev)) { |
| 1953 | err = PTR_ERR(data->hwmon_dev); |
| 1954 | goto exit_remove; |
| 1955 | } |
| 1956 | |
| 1957 | return 0; |
| 1958 | |
| 1959 | exit_remove: |
| 1960 | sysfs_remove_group(&client->dev.kobj, &data->attrs); |
| 1961 | exit_free: |
| 1962 | kfree(data); |
| 1963 | exit: |
| 1964 | return err; |
| 1965 | } |
| 1966 | |
| 1967 | static int adt7462_remove(struct i2c_client *client) |
| 1968 | { |
| 1969 | struct adt7462_data *data = i2c_get_clientdata(client); |
| 1970 | |
| 1971 | hwmon_device_unregister(data->hwmon_dev); |
| 1972 | sysfs_remove_group(&client->dev.kobj, &data->attrs); |
| 1973 | kfree(data); |
| 1974 | return 0; |
| 1975 | } |
| 1976 | |
| 1977 | static int __init adt7462_init(void) |
| 1978 | { |
| 1979 | return i2c_add_driver(&adt7462_driver); |
| 1980 | } |
| 1981 | |
| 1982 | static void __exit adt7462_exit(void) |
| 1983 | { |
| 1984 | i2c_del_driver(&adt7462_driver); |
| 1985 | } |
| 1986 | |
| 1987 | MODULE_AUTHOR("Darrick J. Wong <djwong@us.ibm.com>"); |
| 1988 | MODULE_DESCRIPTION("ADT7462 driver"); |
| 1989 | MODULE_LICENSE("GPL"); |
| 1990 | |
| 1991 | module_init(adt7462_init); |
| 1992 | module_exit(adt7462_exit); |