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1da177e4 | 1 | /* |
86aa3e22 GR |
2 | * adm1026.c - Part of lm_sensors, Linux kernel modules for hardware |
3 | * monitoring | |
4 | * Copyright (C) 2002, 2003 Philip Pokorny <ppokorny@penguincomputing.com> | |
5 | * Copyright (C) 2004 Justin Thiessen <jthiessen@penguincomputing.com> | |
6 | * | |
7 | * Chip details at: | |
8 | * | |
9 | * <http://www.onsemi.com/PowerSolutions/product.do?id=ADM1026> | |
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 | */ | |
1da177e4 | 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 | 38 | static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END }; |
1da177e4 | 39 | |
cb01a231 JD |
40 | static int gpio_input[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, |
41 | -1, -1, -1, -1, -1, -1, -1, -1 }; | |
1da177e4 LT |
42 | static int gpio_output[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, |
43 | -1, -1, -1, -1, -1, -1, -1, -1 }; | |
44 | static int gpio_inverted[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, | |
45 | -1, -1, -1, -1, -1, -1, -1, -1 }; | |
46 | static int gpio_normal[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, | |
47 | -1, -1, -1, -1, -1, -1, -1, -1 }; | |
48 | static int gpio_fan[8] = { -1, -1, -1, -1, -1, -1, -1, -1 }; | |
cb01a231 JD |
49 | module_param_array(gpio_input, int, NULL, 0); |
50 | MODULE_PARM_DESC(gpio_input, "List of GPIO pins (0-16) to program as inputs"); | |
51 | module_param_array(gpio_output, int, NULL, 0); | |
52 | MODULE_PARM_DESC(gpio_output, "List of GPIO pins (0-16) to program as " | |
1da177e4 | 53 | "outputs"); |
cb01a231 JD |
54 | module_param_array(gpio_inverted, int, NULL, 0); |
55 | MODULE_PARM_DESC(gpio_inverted, "List of GPIO pins (0-16) to program as " | |
1da177e4 | 56 | "inverted"); |
cb01a231 JD |
57 | module_param_array(gpio_normal, int, NULL, 0); |
58 | MODULE_PARM_DESC(gpio_normal, "List of GPIO pins (0-16) to program as " | |
1da177e4 | 59 | "normal/non-inverted"); |
cb01a231 JD |
60 | module_param_array(gpio_fan, int, NULL, 0); |
61 | MODULE_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 | 92 | |
86aa3e22 GR |
93 | /* |
94 | * There are 10 general analog inputs and 7 dedicated inputs | |
1da177e4 LT |
95 | * They are: |
96 | * 0 - 9 = AIN0 - AIN9 | |
97 | * 10 = Vbat | |
98 | * 11 = 3.3V Standby | |
99 | * 12 = 3.3V Main | |
100 | * 13 = +5V | |
101 | * 14 = Vccp (CPU core voltage) | |
102 | * 15 = +12V | |
103 | * 16 = -12V | |
104 | */ | |
105 | static u16 ADM1026_REG_IN[] = { | |
106 | 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, | |
107 | 0x36, 0x37, 0x27, 0x29, 0x26, 0x2a, | |
108 | 0x2b, 0x2c, 0x2d, 0x2e, 0x2f | |
109 | }; | |
110 | static u16 ADM1026_REG_IN_MIN[] = { | |
111 | 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, | |
112 | 0x5e, 0x5f, 0x6d, 0x49, 0x6b, 0x4a, | |
113 | 0x4b, 0x4c, 0x4d, 0x4e, 0x4f | |
114 | }; | |
115 | static u16 ADM1026_REG_IN_MAX[] = { | |
116 | 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, | |
117 | 0x56, 0x57, 0x6c, 0x41, 0x6a, 0x42, | |
118 | 0x43, 0x44, 0x45, 0x46, 0x47 | |
119 | }; | |
120 | ||
86aa3e22 GR |
121 | /* |
122 | * Temperatures are: | |
1da177e4 LT |
123 | * 0 - Internal |
124 | * 1 - External 1 | |
125 | * 2 - External 2 | |
126 | */ | |
127 | static u16 ADM1026_REG_TEMP[] = { 0x1f, 0x28, 0x29 }; | |
128 | static u16 ADM1026_REG_TEMP_MIN[] = { 0x69, 0x48, 0x49 }; | |
129 | static u16 ADM1026_REG_TEMP_MAX[] = { 0x68, 0x40, 0x41 }; | |
130 | static u16 ADM1026_REG_TEMP_TMIN[] = { 0x10, 0x11, 0x12 }; | |
131 | static u16 ADM1026_REG_TEMP_THERM[] = { 0x0d, 0x0e, 0x0f }; | |
132 | static u16 ADM1026_REG_TEMP_OFFSET[] = { 0x1e, 0x6e, 0x6f }; | |
133 | ||
cb01a231 JD |
134 | #define ADM1026_REG_FAN(nr) (0x38 + (nr)) |
135 | #define ADM1026_REG_FAN_MIN(nr) (0x60 + (nr)) | |
136 | #define ADM1026_REG_FAN_DIV_0_3 0x02 | |
137 | #define ADM1026_REG_FAN_DIV_4_7 0x03 | |
1da177e4 | 138 | |
cb01a231 JD |
139 | #define ADM1026_REG_DAC 0x04 |
140 | #define ADM1026_REG_PWM 0x05 | |
1da177e4 | 141 | |
cb01a231 JD |
142 | #define ADM1026_REG_GPIO_CFG_0_3 0x08 |
143 | #define ADM1026_REG_GPIO_CFG_4_7 0x09 | |
144 | #define ADM1026_REG_GPIO_CFG_8_11 0x0a | |
145 | #define ADM1026_REG_GPIO_CFG_12_15 0x0b | |
1da177e4 | 146 | /* CFG_16 in REG_CFG3 */ |
cb01a231 JD |
147 | #define ADM1026_REG_GPIO_STATUS_0_7 0x24 |
148 | #define ADM1026_REG_GPIO_STATUS_8_15 0x25 | |
1da177e4 | 149 | /* STATUS_16 in REG_STATUS4 */ |
cb01a231 JD |
150 | #define ADM1026_REG_GPIO_MASK_0_7 0x1c |
151 | #define ADM1026_REG_GPIO_MASK_8_15 0x1d | |
1da177e4 LT |
152 | /* MASK_16 in REG_MASK4 */ |
153 | ||
cb01a231 JD |
154 | #define ADM1026_REG_COMPANY 0x16 |
155 | #define ADM1026_REG_VERSTEP 0x17 | |
1da177e4 | 156 | /* These are the recognized values for the above regs */ |
cb01a231 JD |
157 | #define ADM1026_COMPANY_ANALOG_DEV 0x41 |
158 | #define ADM1026_VERSTEP_GENERIC 0x40 | |
159 | #define ADM1026_VERSTEP_ADM1026 0x44 | |
1da177e4 | 160 | |
cb01a231 JD |
161 | #define ADM1026_REG_MASK1 0x18 |
162 | #define ADM1026_REG_MASK2 0x19 | |
163 | #define ADM1026_REG_MASK3 0x1a | |
164 | #define ADM1026_REG_MASK4 0x1b | |
1da177e4 | 165 | |
cb01a231 JD |
166 | #define ADM1026_REG_STATUS1 0x20 |
167 | #define ADM1026_REG_STATUS2 0x21 | |
168 | #define ADM1026_REG_STATUS3 0x22 | |
169 | #define ADM1026_REG_STATUS4 0x23 | |
1da177e4 LT |
170 | |
171 | #define ADM1026_FAN_ACTIVATION_TEMP_HYST -6 | |
cb01a231 JD |
172 | #define ADM1026_FAN_CONTROL_TEMP_RANGE 20 |
173 | #define ADM1026_PWM_MAX 255 | |
1da177e4 | 174 | |
86aa3e22 GR |
175 | /* |
176 | * Conversions. Rounding and limit checking is only done on the TO_REG | |
1da177e4 LT |
177 | * variants. Note that you should be a bit careful with which arguments |
178 | * these macros are called: arguments may be evaluated more than once. | |
179 | */ | |
180 | ||
86aa3e22 GR |
181 | /* |
182 | * IN are scaled according to built-in resistors. These are the | |
1da177e4 LT |
183 | * voltages corresponding to 3/4 of full scale (192 or 0xc0) |
184 | * NOTE: The -12V input needs an additional factor to account | |
185 | * for the Vref pullup resistor. | |
186 | * NEG12_OFFSET = SCALE * Vref / V-192 - Vref | |
187 | * = 13875 * 2.50 / 1.875 - 2500 | |
188 | * = 16000 | |
189 | * | |
190 | * The values in this table are based on Table II, page 15 of the | |
191 | * datasheet. | |
192 | */ | |
cb01a231 JD |
193 | static int adm1026_scaling[] = { /* .001 Volts */ |
194 | 2250, 2250, 2250, 2250, 2250, 2250, | |
195 | 1875, 1875, 1875, 1875, 3000, 3330, | |
1da177e4 LT |
196 | 3330, 4995, 2250, 12000, 13875 |
197 | }; | |
198 | #define NEG12_OFFSET 16000 | |
cb01a231 | 199 | #define SCALE(val, from, to) (((val)*(to) + ((from)/2))/(from)) |
2a844c14 | 200 | #define INS_TO_REG(n, val) (clamp_val(SCALE(val, adm1026_scaling[n], 192),\ |
cb01a231 JD |
201 | 0, 255)) |
202 | #define INS_FROM_REG(n, val) (SCALE(val, 192, adm1026_scaling[n])) | |
1da177e4 | 203 | |
86aa3e22 GR |
204 | /* |
205 | * FAN speed is measured using 22.5kHz clock and counts for 2 pulses | |
1da177e4 LT |
206 | * and we assume a 2 pulse-per-rev fan tach signal |
207 | * 22500 kHz * 60 (sec/min) * 2 (pulse) / 2 (pulse/rev) == 1350000 | |
208 | */ | |
cb01a231 | 209 | #define FAN_TO_REG(val, div) ((val) <= 0 ? 0xff : \ |
2a844c14 | 210 | clamp_val(1350000 / ((val) * (div)), \ |
86aa3e22 GR |
211 | 1, 254)) |
212 | #define FAN_FROM_REG(val, div) ((val) == 0 ? -1 : (val) == 0xff ? 0 : \ | |
213 | 1350000 / ((val) * (div))) | |
214 | #define DIV_FROM_REG(val) (1 << (val)) | |
cb01a231 | 215 | #define DIV_TO_REG(val) ((val) >= 8 ? 3 : (val) >= 4 ? 2 : (val) >= 2 ? 1 : 0) |
1da177e4 LT |
216 | |
217 | /* Temperature is reported in 1 degC increments */ | |
2a844c14 | 218 | #define TEMP_TO_REG(val) (clamp_val(((val) + ((val) < 0 ? -500 : 500)) \ |
86aa3e22 | 219 | / 1000, -127, 127)) |
1da177e4 | 220 | #define TEMP_FROM_REG(val) ((val) * 1000) |
2a844c14 | 221 | #define OFFSET_TO_REG(val) (clamp_val(((val) + ((val) < 0 ? -500 : 500)) \ |
86aa3e22 | 222 | / 1000, -127, 127)) |
1da177e4 LT |
223 | #define OFFSET_FROM_REG(val) ((val) * 1000) |
224 | ||
2a844c14 | 225 | #define PWM_TO_REG(val) (clamp_val(val, 0, 255)) |
1da177e4 LT |
226 | #define PWM_FROM_REG(val) (val) |
227 | ||
228 | #define PWM_MIN_TO_REG(val) ((val) & 0xf0) | |
229 | #define PWM_MIN_FROM_REG(val) (((val) & 0xf0) + ((val) >> 4)) | |
230 | ||
86aa3e22 GR |
231 | /* |
232 | * Analog output is a voltage, and scaled to millivolts. The datasheet | |
cb01a231 | 233 | * indicates that the DAC could be used to drive the fans, but in our |
1da177e4 LT |
234 | * example board (Arima HDAMA) it isn't connected to the fans at all. |
235 | */ | |
2a844c14 | 236 | #define DAC_TO_REG(val) (clamp_val(((((val) * 255) + 500) / 2500), 0, 255)) |
86aa3e22 | 237 | #define DAC_FROM_REG(val) (((val) * 2500) / 255) |
1da177e4 | 238 | |
86aa3e22 GR |
239 | /* |
240 | * Chip sampling rates | |
1da177e4 LT |
241 | * |
242 | * Some sensors are not updated more frequently than once per second | |
243 | * so it doesn't make sense to read them more often than that. | |
244 | * We cache the results and return the saved data if the driver | |
245 | * is called again before a second has elapsed. | |
246 | * | |
247 | * Also, there is significant configuration data for this chip | |
248 | * So, we keep the config data up to date in the cache | |
249 | * when it is written and only sample it once every 5 *minutes* | |
250 | */ | |
cb01a231 JD |
251 | #define ADM1026_DATA_INTERVAL (1 * HZ) |
252 | #define ADM1026_CONFIG_INTERVAL (5 * 60 * HZ) | |
1da177e4 | 253 | |
86aa3e22 GR |
254 | /* |
255 | * We allow for multiple chips in a single system. | |
1da177e4 LT |
256 | * |
257 | * For each registered ADM1026, we need to keep state information | |
258 | * at client->data. The adm1026_data structure is dynamically | |
86aa3e22 GR |
259 | * allocated, when a new client structure is allocated. |
260 | */ | |
1da177e4 LT |
261 | |
262 | struct pwm_data { | |
263 | u8 pwm; | |
264 | u8 enable; | |
265 | u8 auto_pwm_min; | |
266 | }; | |
267 | ||
268 | struct adm1026_data { | |
1beeffe4 | 269 | struct device *hwmon_dev; |
1da177e4 | 270 | |
9a61bf63 | 271 | struct mutex update_lock; |
1da177e4 LT |
272 | int valid; /* !=0 if following fields are valid */ |
273 | unsigned long last_reading; /* In jiffies */ | |
274 | unsigned long last_config; /* In jiffies */ | |
275 | ||
cb01a231 JD |
276 | u8 in[17]; /* Register value */ |
277 | u8 in_max[17]; /* Register value */ | |
278 | u8 in_min[17]; /* Register value */ | |
279 | s8 temp[3]; /* Register value */ | |
280 | s8 temp_min[3]; /* Register value */ | |
281 | s8 temp_max[3]; /* Register value */ | |
282 | s8 temp_tmin[3]; /* Register value */ | |
283 | s8 temp_crit[3]; /* Register value */ | |
284 | s8 temp_offset[3]; /* Register value */ | |
285 | u8 fan[8]; /* Register value */ | |
286 | u8 fan_min[8]; /* Register value */ | |
287 | u8 fan_div[8]; /* Decoded value */ | |
288 | struct pwm_data pwm1; /* Pwm control values */ | |
cb01a231 | 289 | u8 vrm; /* VRM version */ |
1da177e4 | 290 | u8 analog_out; /* Register value (DAC) */ |
cb01a231 JD |
291 | long alarms; /* Register encoding, combined */ |
292 | long alarm_mask; /* Register encoding, combined */ | |
293 | long gpio; /* Register encoding, combined */ | |
294 | long gpio_mask; /* Register encoding, combined */ | |
295 | u8 gpio_config[17]; /* Decoded value */ | |
296 | u8 config1; /* Register value */ | |
297 | u8 config2; /* Register value */ | |
298 | u8 config3; /* Register value */ | |
1da177e4 LT |
299 | }; |
300 | ||
57f7eb0b JD |
301 | static int adm1026_probe(struct i2c_client *client, |
302 | const struct i2c_device_id *id); | |
310ec792 | 303 | static int adm1026_detect(struct i2c_client *client, |
57f7eb0b JD |
304 | struct i2c_board_info *info); |
305 | static int adm1026_remove(struct i2c_client *client); | |
f6c27fc1 DJ |
306 | static int adm1026_read_value(struct i2c_client *client, u8 reg); |
307 | static int adm1026_write_value(struct i2c_client *client, u8 reg, int value); | |
1da177e4 | 308 | static void adm1026_print_gpio(struct i2c_client *client); |
cb01a231 | 309 | static void adm1026_fixup_gpio(struct i2c_client *client); |
1da177e4 LT |
310 | static struct adm1026_data *adm1026_update_device(struct device *dev); |
311 | static void adm1026_init_client(struct i2c_client *client); | |
312 | ||
313 | ||
57f7eb0b | 314 | static const struct i2c_device_id adm1026_id[] = { |
1f86df49 | 315 | { "adm1026", 0 }, |
57f7eb0b JD |
316 | { } |
317 | }; | |
318 | MODULE_DEVICE_TABLE(i2c, adm1026_id); | |
319 | ||
1da177e4 | 320 | static struct i2c_driver adm1026_driver = { |
57f7eb0b | 321 | .class = I2C_CLASS_HWMON, |
cdaf7934 | 322 | .driver = { |
cdaf7934 LR |
323 | .name = "adm1026", |
324 | }, | |
57f7eb0b JD |
325 | .probe = adm1026_probe, |
326 | .remove = adm1026_remove, | |
327 | .id_table = adm1026_id, | |
328 | .detect = adm1026_detect, | |
c3813d6a | 329 | .address_list = normal_i2c, |
1da177e4 LT |
330 | }; |
331 | ||
c49efcef | 332 | static int adm1026_read_value(struct i2c_client *client, u8 reg) |
1da177e4 LT |
333 | { |
334 | int res; | |
335 | ||
336 | if (reg < 0x80) { | |
337 | /* "RAM" locations */ | |
338 | res = i2c_smbus_read_byte_data(client, reg) & 0xff; | |
339 | } else { | |
340 | /* EEPROM, do nothing */ | |
341 | res = 0; | |
342 | } | |
343 | return res; | |
344 | } | |
345 | ||
c49efcef | 346 | static int adm1026_write_value(struct i2c_client *client, u8 reg, int value) |
1da177e4 LT |
347 | { |
348 | int res; | |
349 | ||
350 | if (reg < 0x80) { | |
351 | /* "RAM" locations */ | |
352 | res = i2c_smbus_write_byte_data(client, reg, value); | |
353 | } else { | |
354 | /* EEPROM, do nothing */ | |
355 | res = 0; | |
356 | } | |
357 | return res; | |
358 | } | |
359 | ||
c49efcef | 360 | static void adm1026_init_client(struct i2c_client *client) |
1da177e4 LT |
361 | { |
362 | int value, i; | |
363 | struct adm1026_data *data = i2c_get_clientdata(client); | |
364 | ||
cb01a231 | 365 | dev_dbg(&client->dev, "Initializing device\n"); |
1da177e4 LT |
366 | /* Read chip config */ |
367 | data->config1 = adm1026_read_value(client, ADM1026_REG_CONFIG1); | |
368 | data->config2 = adm1026_read_value(client, ADM1026_REG_CONFIG2); | |
369 | data->config3 = adm1026_read_value(client, ADM1026_REG_CONFIG3); | |
370 | ||
371 | /* Inform user of chip config */ | |
372 | dev_dbg(&client->dev, "ADM1026_REG_CONFIG1 is: 0x%02x\n", | |
373 | data->config1); | |
374 | if ((data->config1 & CFG1_MONITOR) == 0) { | |
375 | dev_dbg(&client->dev, "Monitoring not currently " | |
376 | "enabled.\n"); | |
377 | } | |
378 | if (data->config1 & CFG1_INT_ENABLE) { | |
379 | dev_dbg(&client->dev, "SMBALERT interrupts are " | |
380 | "enabled.\n"); | |
381 | } | |
382 | if (data->config1 & CFG1_AIN8_9) { | |
383 | dev_dbg(&client->dev, "in8 and in9 enabled. " | |
384 | "temp3 disabled.\n"); | |
385 | } else { | |
386 | dev_dbg(&client->dev, "temp3 enabled. in8 and " | |
387 | "in9 disabled.\n"); | |
388 | } | |
389 | if (data->config1 & CFG1_THERM_HOT) { | |
390 | dev_dbg(&client->dev, "Automatic THERM, PWM, " | |
391 | "and temp limits enabled.\n"); | |
392 | } | |
393 | ||
1da177e4 | 394 | if (data->config3 & CFG3_GPIO16_ENABLE) { |
368609c5 | 395 | dev_dbg(&client->dev, "GPIO16 enabled. THERM " |
1da177e4 LT |
396 | "pin disabled.\n"); |
397 | } else { | |
398 | dev_dbg(&client->dev, "THERM pin enabled. " | |
399 | "GPIO16 disabled.\n"); | |
400 | } | |
86aa3e22 | 401 | if (data->config3 & CFG3_VREF_250) |
1da177e4 | 402 | dev_dbg(&client->dev, "Vref is 2.50 Volts.\n"); |
86aa3e22 | 403 | else |
1da177e4 | 404 | dev_dbg(&client->dev, "Vref is 1.82 Volts.\n"); |
1da177e4 LT |
405 | /* Read and pick apart the existing GPIO configuration */ |
406 | value = 0; | |
86aa3e22 | 407 | for (i = 0; i <= 15; ++i) { |
1da177e4 LT |
408 | if ((i & 0x03) == 0) { |
409 | value = adm1026_read_value(client, | |
86aa3e22 | 410 | ADM1026_REG_GPIO_CFG_0_3 + i / 4); |
1da177e4 LT |
411 | } |
412 | data->gpio_config[i] = value & 0x03; | |
413 | value >>= 2; | |
414 | } | |
415 | data->gpio_config[16] = (data->config3 >> 6) & 0x03; | |
416 | ||
417 | /* ... and then print it */ | |
418 | adm1026_print_gpio(client); | |
419 | ||
86aa3e22 GR |
420 | /* |
421 | * If the user asks us to reprogram the GPIO config, then | |
1da177e4 LT |
422 | * do it now. |
423 | */ | |
424 | if (gpio_input[0] != -1 || gpio_output[0] != -1 | |
425 | || gpio_inverted[0] != -1 || gpio_normal[0] != -1 | |
426 | || gpio_fan[0] != -1) { | |
427 | adm1026_fixup_gpio(client); | |
428 | } | |
429 | ||
86aa3e22 GR |
430 | /* |
431 | * WE INTENTIONALLY make no changes to the limits, | |
1da177e4 LT |
432 | * offsets, pwms, fans and zones. If they were |
433 | * configured, we don't want to mess with them. | |
434 | * If they weren't, the default is 100% PWM, no | |
435 | * control and will suffice until 'sensors -s' | |
cb01a231 | 436 | * can be run by the user. We DO set the default |
1da177e4 LT |
437 | * value for pwm1.auto_pwm_min to its maximum |
438 | * so that enabling automatic pwm fan control | |
cb01a231 | 439 | * without first setting a value for pwm1.auto_pwm_min |
1da177e4 LT |
440 | * will not result in potentially dangerous fan speed decrease. |
441 | */ | |
86aa3e22 | 442 | data->pwm1.auto_pwm_min = 255; |
1da177e4 LT |
443 | /* Start monitoring */ |
444 | value = adm1026_read_value(client, ADM1026_REG_CONFIG1); | |
445 | /* Set MONITOR, clear interrupt acknowledge and s/w reset */ | |
446 | value = (value | CFG1_MONITOR) & (~CFG1_INT_CLEAR & ~CFG1_RESET); | |
447 | dev_dbg(&client->dev, "Setting CONFIG to: 0x%02x\n", value); | |
448 | data->config1 = value; | |
449 | adm1026_write_value(client, ADM1026_REG_CONFIG1, value); | |
450 | ||
451 | /* initialize fan_div[] to hardware defaults */ | |
452 | value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3) | | |
453 | (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7) << 8); | |
86aa3e22 | 454 | for (i = 0; i <= 7; ++i) { |
1da177e4 LT |
455 | data->fan_div[i] = DIV_FROM_REG(value & 0x03); |
456 | value >>= 2; | |
457 | } | |
458 | } | |
459 | ||
c49efcef | 460 | static void adm1026_print_gpio(struct i2c_client *client) |
1da177e4 LT |
461 | { |
462 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 | 463 | int i; |
1da177e4 | 464 | |
885fe4b1 | 465 | dev_dbg(&client->dev, "GPIO config is:\n"); |
86aa3e22 | 466 | for (i = 0; i <= 7; ++i) { |
1da177e4 LT |
467 | if (data->config2 & (1 << i)) { |
468 | dev_dbg(&client->dev, "\t%sGP%s%d\n", | |
469 | data->gpio_config[i] & 0x02 ? "" : "!", | |
470 | data->gpio_config[i] & 0x01 ? "OUT" : "IN", | |
471 | i); | |
472 | } else { | |
473 | dev_dbg(&client->dev, "\tFAN%d\n", i); | |
474 | } | |
475 | } | |
86aa3e22 | 476 | for (i = 8; i <= 15; ++i) { |
1da177e4 LT |
477 | dev_dbg(&client->dev, "\t%sGP%s%d\n", |
478 | data->gpio_config[i] & 0x02 ? "" : "!", | |
479 | data->gpio_config[i] & 0x01 ? "OUT" : "IN", | |
480 | i); | |
481 | } | |
482 | if (data->config3 & CFG3_GPIO16_ENABLE) { | |
483 | dev_dbg(&client->dev, "\t%sGP%s16\n", | |
484 | data->gpio_config[16] & 0x02 ? "" : "!", | |
485 | data->gpio_config[16] & 0x01 ? "OUT" : "IN"); | |
486 | } else { | |
cb01a231 | 487 | /* GPIO16 is THERM */ |
1da177e4 LT |
488 | dev_dbg(&client->dev, "\tTHERM\n"); |
489 | } | |
490 | } | |
491 | ||
c49efcef | 492 | static void adm1026_fixup_gpio(struct i2c_client *client) |
1da177e4 LT |
493 | { |
494 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 JD |
495 | int i; |
496 | int value; | |
1da177e4 LT |
497 | |
498 | /* Make the changes requested. */ | |
86aa3e22 GR |
499 | /* |
500 | * We may need to unlock/stop monitoring or soft-reset the | |
1da177e4 LT |
501 | * chip before we can make changes. This hasn't been |
502 | * tested much. FIXME | |
503 | */ | |
504 | ||
505 | /* Make outputs */ | |
86aa3e22 GR |
506 | for (i = 0; i <= 16; ++i) { |
507 | if (gpio_output[i] >= 0 && gpio_output[i] <= 16) | |
1da177e4 | 508 | data->gpio_config[gpio_output[i]] |= 0x01; |
1da177e4 | 509 | /* if GPIO0-7 is output, it isn't a FAN tach */ |
86aa3e22 | 510 | if (gpio_output[i] >= 0 && gpio_output[i] <= 7) |
1da177e4 | 511 | data->config2 |= 1 << gpio_output[i]; |
1da177e4 LT |
512 | } |
513 | ||
514 | /* Input overrides output */ | |
86aa3e22 GR |
515 | for (i = 0; i <= 16; ++i) { |
516 | if (gpio_input[i] >= 0 && gpio_input[i] <= 16) | |
517 | data->gpio_config[gpio_input[i]] &= ~0x01; | |
1da177e4 | 518 | /* if GPIO0-7 is input, it isn't a FAN tach */ |
86aa3e22 | 519 | if (gpio_input[i] >= 0 && gpio_input[i] <= 7) |
1da177e4 | 520 | data->config2 |= 1 << gpio_input[i]; |
1da177e4 LT |
521 | } |
522 | ||
cb01a231 | 523 | /* Inverted */ |
86aa3e22 GR |
524 | for (i = 0; i <= 16; ++i) { |
525 | if (gpio_inverted[i] >= 0 && gpio_inverted[i] <= 16) | |
526 | data->gpio_config[gpio_inverted[i]] &= ~0x02; | |
1da177e4 LT |
527 | } |
528 | ||
cb01a231 | 529 | /* Normal overrides inverted */ |
86aa3e22 GR |
530 | for (i = 0; i <= 16; ++i) { |
531 | if (gpio_normal[i] >= 0 && gpio_normal[i] <= 16) | |
1da177e4 | 532 | data->gpio_config[gpio_normal[i]] |= 0x02; |
1da177e4 LT |
533 | } |
534 | ||
535 | /* Fan overrides input and output */ | |
86aa3e22 GR |
536 | for (i = 0; i <= 7; ++i) { |
537 | if (gpio_fan[i] >= 0 && gpio_fan[i] <= 7) | |
1da177e4 | 538 | data->config2 &= ~(1 << gpio_fan[i]); |
1da177e4 LT |
539 | } |
540 | ||
541 | /* Write new configs to registers */ | |
542 | adm1026_write_value(client, ADM1026_REG_CONFIG2, data->config2); | |
543 | data->config3 = (data->config3 & 0x3f) | |
544 | | ((data->gpio_config[16] & 0x03) << 6); | |
545 | adm1026_write_value(client, ADM1026_REG_CONFIG3, data->config3); | |
86aa3e22 | 546 | for (i = 15, value = 0; i >= 0; --i) { |
1da177e4 LT |
547 | value <<= 2; |
548 | value |= data->gpio_config[i] & 0x03; | |
549 | if ((i & 0x03) == 0) { | |
550 | adm1026_write_value(client, | |
551 | ADM1026_REG_GPIO_CFG_0_3 + i/4, | |
552 | value); | |
553 | value = 0; | |
554 | } | |
555 | } | |
556 | ||
557 | /* Print the new config */ | |
558 | adm1026_print_gpio(client); | |
559 | } | |
560 | ||
561 | ||
562 | static struct adm1026_data *adm1026_update_device(struct device *dev) | |
563 | { | |
564 | struct i2c_client *client = to_i2c_client(dev); | |
565 | struct adm1026_data *data = i2c_get_clientdata(client); | |
566 | int i; | |
567 | long value, alarms, gpio; | |
568 | ||
9a61bf63 | 569 | mutex_lock(&data->update_lock); |
1da177e4 | 570 | if (!data->valid |
86aa3e22 GR |
571 | || time_after(jiffies, |
572 | data->last_reading + ADM1026_DATA_INTERVAL)) { | |
1da177e4 | 573 | /* Things that change quickly */ |
cb01a231 | 574 | dev_dbg(&client->dev, "Reading sensor values\n"); |
86aa3e22 | 575 | for (i = 0; i <= 16; ++i) { |
1da177e4 LT |
576 | data->in[i] = |
577 | adm1026_read_value(client, ADM1026_REG_IN[i]); | |
578 | } | |
579 | ||
86aa3e22 | 580 | for (i = 0; i <= 7; ++i) { |
1da177e4 LT |
581 | data->fan[i] = |
582 | adm1026_read_value(client, ADM1026_REG_FAN(i)); | |
583 | } | |
584 | ||
86aa3e22 GR |
585 | for (i = 0; i <= 2; ++i) { |
586 | /* | |
587 | * NOTE: temp[] is s8 and we assume 2's complement | |
588 | * "conversion" in the assignment | |
589 | */ | |
1da177e4 LT |
590 | data->temp[i] = |
591 | adm1026_read_value(client, ADM1026_REG_TEMP[i]); | |
592 | } | |
593 | ||
cb01a231 | 594 | data->pwm1.pwm = adm1026_read_value(client, |
1da177e4 | 595 | ADM1026_REG_PWM); |
cb01a231 | 596 | data->analog_out = adm1026_read_value(client, |
1da177e4 LT |
597 | ADM1026_REG_DAC); |
598 | /* GPIO16 is MSbit of alarms, move it to gpio */ | |
599 | alarms = adm1026_read_value(client, ADM1026_REG_STATUS4); | |
cb01a231 | 600 | gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */ |
1da177e4 LT |
601 | alarms &= 0x7f; |
602 | alarms <<= 8; | |
603 | alarms |= adm1026_read_value(client, ADM1026_REG_STATUS3); | |
604 | alarms <<= 8; | |
605 | alarms |= adm1026_read_value(client, ADM1026_REG_STATUS2); | |
606 | alarms <<= 8; | |
607 | alarms |= adm1026_read_value(client, ADM1026_REG_STATUS1); | |
608 | data->alarms = alarms; | |
609 | ||
610 | /* Read the GPIO values */ | |
cb01a231 | 611 | gpio |= adm1026_read_value(client, |
1da177e4 LT |
612 | ADM1026_REG_GPIO_STATUS_8_15); |
613 | gpio <<= 8; | |
cb01a231 | 614 | gpio |= adm1026_read_value(client, |
1da177e4 LT |
615 | ADM1026_REG_GPIO_STATUS_0_7); |
616 | data->gpio = gpio; | |
617 | ||
618 | data->last_reading = jiffies; | |
cb01a231 | 619 | }; /* last_reading */ |
1da177e4 LT |
620 | |
621 | if (!data->valid || | |
622 | time_after(jiffies, data->last_config + ADM1026_CONFIG_INTERVAL)) { | |
623 | /* Things that don't change often */ | |
624 | dev_dbg(&client->dev, "Reading config values\n"); | |
86aa3e22 | 625 | for (i = 0; i <= 16; ++i) { |
cb01a231 | 626 | data->in_min[i] = adm1026_read_value(client, |
1da177e4 | 627 | ADM1026_REG_IN_MIN[i]); |
cb01a231 | 628 | data->in_max[i] = adm1026_read_value(client, |
1da177e4 LT |
629 | ADM1026_REG_IN_MAX[i]); |
630 | } | |
631 | ||
632 | value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3) | |
633 | | (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7) | |
634 | << 8); | |
86aa3e22 | 635 | for (i = 0; i <= 7; ++i) { |
cb01a231 | 636 | data->fan_min[i] = adm1026_read_value(client, |
1da177e4 LT |
637 | ADM1026_REG_FAN_MIN(i)); |
638 | data->fan_div[i] = DIV_FROM_REG(value & 0x03); | |
639 | value >>= 2; | |
640 | } | |
641 | ||
642 | for (i = 0; i <= 2; ++i) { | |
86aa3e22 GR |
643 | /* |
644 | * NOTE: temp_xxx[] are s8 and we assume 2's | |
1da177e4 LT |
645 | * complement "conversion" in the assignment |
646 | */ | |
cb01a231 | 647 | data->temp_min[i] = adm1026_read_value(client, |
1da177e4 | 648 | ADM1026_REG_TEMP_MIN[i]); |
cb01a231 | 649 | data->temp_max[i] = adm1026_read_value(client, |
1da177e4 | 650 | ADM1026_REG_TEMP_MAX[i]); |
cb01a231 | 651 | data->temp_tmin[i] = adm1026_read_value(client, |
1da177e4 | 652 | ADM1026_REG_TEMP_TMIN[i]); |
cb01a231 | 653 | data->temp_crit[i] = adm1026_read_value(client, |
1da177e4 | 654 | ADM1026_REG_TEMP_THERM[i]); |
cb01a231 | 655 | data->temp_offset[i] = adm1026_read_value(client, |
1da177e4 LT |
656 | ADM1026_REG_TEMP_OFFSET[i]); |
657 | } | |
658 | ||
659 | /* Read the STATUS/alarm masks */ | |
cb01a231 JD |
660 | alarms = adm1026_read_value(client, ADM1026_REG_MASK4); |
661 | gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */ | |
662 | alarms = (alarms & 0x7f) << 8; | |
1da177e4 LT |
663 | alarms |= adm1026_read_value(client, ADM1026_REG_MASK3); |
664 | alarms <<= 8; | |
665 | alarms |= adm1026_read_value(client, ADM1026_REG_MASK2); | |
666 | alarms <<= 8; | |
667 | alarms |= adm1026_read_value(client, ADM1026_REG_MASK1); | |
668 | data->alarm_mask = alarms; | |
669 | ||
670 | /* Read the GPIO values */ | |
cb01a231 | 671 | gpio |= adm1026_read_value(client, |
1da177e4 LT |
672 | ADM1026_REG_GPIO_MASK_8_15); |
673 | gpio <<= 8; | |
674 | gpio |= adm1026_read_value(client, ADM1026_REG_GPIO_MASK_0_7); | |
675 | data->gpio_mask = gpio; | |
676 | ||
677 | /* Read various values from CONFIG1 */ | |
cb01a231 | 678 | data->config1 = adm1026_read_value(client, |
1da177e4 LT |
679 | ADM1026_REG_CONFIG1); |
680 | if (data->config1 & CFG1_PWM_AFC) { | |
681 | data->pwm1.enable = 2; | |
cb01a231 | 682 | data->pwm1.auto_pwm_min = |
1da177e4 LT |
683 | PWM_MIN_FROM_REG(data->pwm1.pwm); |
684 | } | |
685 | /* Read the GPIO config */ | |
cb01a231 | 686 | data->config2 = adm1026_read_value(client, |
1da177e4 | 687 | ADM1026_REG_CONFIG2); |
cb01a231 | 688 | data->config3 = adm1026_read_value(client, |
1da177e4 LT |
689 | ADM1026_REG_CONFIG3); |
690 | data->gpio_config[16] = (data->config3 >> 6) & 0x03; | |
691 | ||
692 | value = 0; | |
86aa3e22 | 693 | for (i = 0; i <= 15; ++i) { |
1da177e4 LT |
694 | if ((i & 0x03) == 0) { |
695 | value = adm1026_read_value(client, | |
696 | ADM1026_REG_GPIO_CFG_0_3 + i/4); | |
697 | } | |
698 | data->gpio_config[i] = value & 0x03; | |
699 | value >>= 2; | |
700 | } | |
701 | ||
702 | data->last_config = jiffies; | |
cb01a231 | 703 | }; /* last_config */ |
1da177e4 | 704 | |
1da177e4 | 705 | data->valid = 1; |
9a61bf63 | 706 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
707 | return data; |
708 | } | |
709 | ||
050480f1 YI |
710 | static ssize_t show_in(struct device *dev, struct device_attribute *attr, |
711 | char *buf) | |
1da177e4 | 712 | { |
050480f1 YI |
713 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
714 | int nr = sensor_attr->index; | |
1da177e4 | 715 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 716 | return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in[nr])); |
1da177e4 | 717 | } |
050480f1 YI |
718 | static ssize_t show_in_min(struct device *dev, struct device_attribute *attr, |
719 | char *buf) | |
1da177e4 | 720 | { |
050480f1 YI |
721 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
722 | int nr = sensor_attr->index; | |
cb01a231 JD |
723 | struct adm1026_data *data = adm1026_update_device(dev); |
724 | return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_min[nr])); | |
1da177e4 | 725 | } |
050480f1 YI |
726 | static ssize_t set_in_min(struct device *dev, struct device_attribute *attr, |
727 | const char *buf, size_t count) | |
1da177e4 | 728 | { |
050480f1 YI |
729 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
730 | int nr = sensor_attr->index; | |
1da177e4 LT |
731 | struct i2c_client *client = to_i2c_client(dev); |
732 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
733 | long val; |
734 | int err; | |
735 | ||
736 | err = kstrtol(buf, 10, &val); | |
737 | if (err) | |
738 | return err; | |
1da177e4 | 739 | |
9a61bf63 | 740 | mutex_lock(&data->update_lock); |
1da177e4 LT |
741 | data->in_min[nr] = INS_TO_REG(nr, val); |
742 | adm1026_write_value(client, ADM1026_REG_IN_MIN[nr], data->in_min[nr]); | |
9a61bf63 | 743 | mutex_unlock(&data->update_lock); |
cb01a231 | 744 | return count; |
1da177e4 | 745 | } |
050480f1 YI |
746 | static ssize_t show_in_max(struct device *dev, struct device_attribute *attr, |
747 | char *buf) | |
1da177e4 | 748 | { |
050480f1 YI |
749 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
750 | int nr = sensor_attr->index; | |
1da177e4 | 751 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 752 | return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_max[nr])); |
1da177e4 | 753 | } |
050480f1 YI |
754 | static ssize_t set_in_max(struct device *dev, struct device_attribute *attr, |
755 | const char *buf, size_t count) | |
1da177e4 | 756 | { |
050480f1 YI |
757 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
758 | int nr = sensor_attr->index; | |
1da177e4 LT |
759 | struct i2c_client *client = to_i2c_client(dev); |
760 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
761 | long val; |
762 | int err; | |
763 | ||
764 | err = kstrtol(buf, 10, &val); | |
765 | if (err) | |
766 | return err; | |
1da177e4 | 767 | |
9a61bf63 | 768 | mutex_lock(&data->update_lock); |
1da177e4 LT |
769 | data->in_max[nr] = INS_TO_REG(nr, val); |
770 | adm1026_write_value(client, ADM1026_REG_IN_MAX[nr], data->in_max[nr]); | |
9a61bf63 | 771 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
772 | return count; |
773 | } | |
774 | ||
050480f1 YI |
775 | #define in_reg(offset) \ |
776 | static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, show_in, \ | |
777 | NULL, offset); \ | |
778 | static SENSOR_DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR, \ | |
779 | show_in_min, set_in_min, offset); \ | |
780 | static SENSOR_DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR, \ | |
781 | show_in_max, set_in_max, offset); | |
1da177e4 LT |
782 | |
783 | ||
784 | in_reg(0); | |
785 | in_reg(1); | |
786 | in_reg(2); | |
787 | in_reg(3); | |
788 | in_reg(4); | |
789 | in_reg(5); | |
790 | in_reg(6); | |
791 | in_reg(7); | |
792 | in_reg(8); | |
793 | in_reg(9); | |
794 | in_reg(10); | |
795 | in_reg(11); | |
796 | in_reg(12); | |
797 | in_reg(13); | |
798 | in_reg(14); | |
799 | in_reg(15); | |
800 | ||
86aa3e22 GR |
801 | static ssize_t show_in16(struct device *dev, struct device_attribute *attr, |
802 | char *buf) | |
1da177e4 LT |
803 | { |
804 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 805 | return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in[16]) - |
1da177e4 LT |
806 | NEG12_OFFSET); |
807 | } | |
86aa3e22 GR |
808 | static ssize_t show_in16_min(struct device *dev, struct device_attribute *attr, |
809 | char *buf) | |
1da177e4 | 810 | { |
cb01a231 JD |
811 | struct adm1026_data *data = adm1026_update_device(dev); |
812 | return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_min[16]) | |
1da177e4 LT |
813 | - NEG12_OFFSET); |
814 | } | |
86aa3e22 GR |
815 | static ssize_t set_in16_min(struct device *dev, struct device_attribute *attr, |
816 | const char *buf, size_t count) | |
1da177e4 LT |
817 | { |
818 | struct i2c_client *client = to_i2c_client(dev); | |
819 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
820 | long val; |
821 | int err; | |
822 | ||
823 | err = kstrtol(buf, 10, &val); | |
824 | if (err) | |
825 | return err; | |
1da177e4 | 826 | |
9a61bf63 | 827 | mutex_lock(&data->update_lock); |
1da177e4 LT |
828 | data->in_min[16] = INS_TO_REG(16, val + NEG12_OFFSET); |
829 | adm1026_write_value(client, ADM1026_REG_IN_MIN[16], data->in_min[16]); | |
9a61bf63 | 830 | mutex_unlock(&data->update_lock); |
cb01a231 | 831 | return count; |
1da177e4 | 832 | } |
86aa3e22 GR |
833 | static ssize_t show_in16_max(struct device *dev, struct device_attribute *attr, |
834 | char *buf) | |
1da177e4 LT |
835 | { |
836 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 837 | return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_max[16]) |
1da177e4 LT |
838 | - NEG12_OFFSET); |
839 | } | |
86aa3e22 GR |
840 | static ssize_t set_in16_max(struct device *dev, struct device_attribute *attr, |
841 | const char *buf, size_t count) | |
1da177e4 LT |
842 | { |
843 | struct i2c_client *client = to_i2c_client(dev); | |
844 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
845 | long val; |
846 | int err; | |
847 | ||
848 | err = kstrtol(buf, 10, &val); | |
849 | if (err) | |
850 | return err; | |
1da177e4 | 851 | |
9a61bf63 | 852 | mutex_lock(&data->update_lock); |
1da177e4 LT |
853 | data->in_max[16] = INS_TO_REG(16, val+NEG12_OFFSET); |
854 | adm1026_write_value(client, ADM1026_REG_IN_MAX[16], data->in_max[16]); | |
9a61bf63 | 855 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
856 | return count; |
857 | } | |
858 | ||
050480f1 | 859 | static SENSOR_DEVICE_ATTR(in16_input, S_IRUGO, show_in16, NULL, 16); |
86aa3e22 GR |
860 | static SENSOR_DEVICE_ATTR(in16_min, S_IRUGO | S_IWUSR, show_in16_min, |
861 | set_in16_min, 16); | |
862 | static SENSOR_DEVICE_ATTR(in16_max, S_IRUGO | S_IWUSR, show_in16_max, | |
863 | set_in16_max, 16); | |
1da177e4 LT |
864 | |
865 | ||
866 | /* Now add fan read/write functions */ | |
867 | ||
050480f1 YI |
868 | static ssize_t show_fan(struct device *dev, struct device_attribute *attr, |
869 | char *buf) | |
1da177e4 | 870 | { |
050480f1 YI |
871 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
872 | int nr = sensor_attr->index; | |
1da177e4 | 873 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 874 | return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr], |
1da177e4 LT |
875 | data->fan_div[nr])); |
876 | } | |
050480f1 YI |
877 | static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr, |
878 | char *buf) | |
1da177e4 | 879 | { |
050480f1 YI |
880 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
881 | int nr = sensor_attr->index; | |
1da177e4 | 882 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 883 | return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr], |
1da177e4 LT |
884 | data->fan_div[nr])); |
885 | } | |
050480f1 YI |
886 | static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr, |
887 | const char *buf, size_t count) | |
1da177e4 | 888 | { |
050480f1 YI |
889 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
890 | int nr = sensor_attr->index; | |
1da177e4 LT |
891 | struct i2c_client *client = to_i2c_client(dev); |
892 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
893 | long val; |
894 | int err; | |
895 | ||
896 | err = kstrtol(buf, 10, &val); | |
897 | if (err) | |
898 | return err; | |
1da177e4 | 899 | |
9a61bf63 | 900 | mutex_lock(&data->update_lock); |
1da177e4 LT |
901 | data->fan_min[nr] = FAN_TO_REG(val, data->fan_div[nr]); |
902 | adm1026_write_value(client, ADM1026_REG_FAN_MIN(nr), | |
903 | data->fan_min[nr]); | |
9a61bf63 | 904 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
905 | return count; |
906 | } | |
907 | ||
cb01a231 JD |
908 | #define fan_offset(offset) \ |
909 | static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, show_fan, NULL, \ | |
910 | offset - 1); \ | |
911 | static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \ | |
050480f1 | 912 | show_fan_min, set_fan_min, offset - 1); |
1da177e4 LT |
913 | |
914 | fan_offset(1); | |
915 | fan_offset(2); | |
916 | fan_offset(3); | |
917 | fan_offset(4); | |
918 | fan_offset(5); | |
919 | fan_offset(6); | |
920 | fan_offset(7); | |
921 | fan_offset(8); | |
922 | ||
923 | /* Adjust fan_min to account for new fan divisor */ | |
924 | static void fixup_fan_min(struct device *dev, int fan, int old_div) | |
925 | { | |
926 | struct i2c_client *client = to_i2c_client(dev); | |
927 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 JD |
928 | int new_min; |
929 | int new_div = data->fan_div[fan]; | |
1da177e4 LT |
930 | |
931 | /* 0 and 0xff are special. Don't adjust them */ | |
86aa3e22 | 932 | if (data->fan_min[fan] == 0 || data->fan_min[fan] == 0xff) |
1da177e4 | 933 | return; |
1da177e4 LT |
934 | |
935 | new_min = data->fan_min[fan] * old_div / new_div; | |
2a844c14 | 936 | new_min = clamp_val(new_min, 1, 254); |
1da177e4 LT |
937 | data->fan_min[fan] = new_min; |
938 | adm1026_write_value(client, ADM1026_REG_FAN_MIN(fan), new_min); | |
939 | } | |
940 | ||
941 | /* Now add fan_div read/write functions */ | |
050480f1 YI |
942 | static ssize_t show_fan_div(struct device *dev, struct device_attribute *attr, |
943 | char *buf) | |
1da177e4 | 944 | { |
050480f1 YI |
945 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
946 | int nr = sensor_attr->index; | |
1da177e4 | 947 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 948 | return sprintf(buf, "%d\n", data->fan_div[nr]); |
1da177e4 | 949 | } |
050480f1 YI |
950 | static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr, |
951 | const char *buf, size_t count) | |
1da177e4 | 952 | { |
050480f1 YI |
953 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
954 | int nr = sensor_attr->index; | |
1da177e4 LT |
955 | struct i2c_client *client = to_i2c_client(dev); |
956 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
957 | long val; |
958 | int orig_div, new_div; | |
959 | int err; | |
960 | ||
961 | err = kstrtol(buf, 10, &val); | |
962 | if (err) | |
963 | return err; | |
1da177e4 | 964 | |
cb01a231 | 965 | new_div = DIV_TO_REG(val); |
8b0f1840 | 966 | |
9a61bf63 | 967 | mutex_lock(&data->update_lock); |
1da177e4 LT |
968 | orig_div = data->fan_div[nr]; |
969 | data->fan_div[nr] = DIV_FROM_REG(new_div); | |
970 | ||
971 | if (nr < 4) { /* 0 <= nr < 4 */ | |
1da177e4 | 972 | adm1026_write_value(client, ADM1026_REG_FAN_DIV_0_3, |
52bc9802 GG |
973 | (DIV_TO_REG(data->fan_div[0]) << 0) | |
974 | (DIV_TO_REG(data->fan_div[1]) << 2) | | |
975 | (DIV_TO_REG(data->fan_div[2]) << 4) | | |
976 | (DIV_TO_REG(data->fan_div[3]) << 6)); | |
1da177e4 | 977 | } else { /* 3 < nr < 8 */ |
1da177e4 | 978 | adm1026_write_value(client, ADM1026_REG_FAN_DIV_4_7, |
52bc9802 GG |
979 | (DIV_TO_REG(data->fan_div[4]) << 0) | |
980 | (DIV_TO_REG(data->fan_div[5]) << 2) | | |
981 | (DIV_TO_REG(data->fan_div[6]) << 4) | | |
982 | (DIV_TO_REG(data->fan_div[7]) << 6)); | |
1da177e4 LT |
983 | } |
984 | ||
86aa3e22 | 985 | if (data->fan_div[nr] != orig_div) |
cb01a231 | 986 | fixup_fan_min(dev, nr, orig_div); |
86aa3e22 | 987 | |
9a61bf63 | 988 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
989 | return count; |
990 | } | |
991 | ||
cb01a231 JD |
992 | #define fan_offset_div(offset) \ |
993 | static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \ | |
050480f1 | 994 | show_fan_div, set_fan_div, offset - 1); |
1da177e4 LT |
995 | |
996 | fan_offset_div(1); | |
997 | fan_offset_div(2); | |
998 | fan_offset_div(3); | |
999 | fan_offset_div(4); | |
1000 | fan_offset_div(5); | |
1001 | fan_offset_div(6); | |
1002 | fan_offset_div(7); | |
1003 | fan_offset_div(8); | |
1004 | ||
1005 | /* Temps */ | |
050480f1 YI |
1006 | static ssize_t show_temp(struct device *dev, struct device_attribute *attr, |
1007 | char *buf) | |
1da177e4 | 1008 | { |
050480f1 YI |
1009 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1010 | int nr = sensor_attr->index; | |
1da177e4 | 1011 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1012 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[nr])); |
1da177e4 | 1013 | } |
050480f1 YI |
1014 | static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr, |
1015 | char *buf) | |
1da177e4 | 1016 | { |
050480f1 YI |
1017 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1018 | int nr = sensor_attr->index; | |
1da177e4 | 1019 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1020 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[nr])); |
1da177e4 | 1021 | } |
050480f1 YI |
1022 | static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr, |
1023 | const char *buf, size_t count) | |
1da177e4 | 1024 | { |
050480f1 YI |
1025 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1026 | int nr = sensor_attr->index; | |
1da177e4 LT |
1027 | struct i2c_client *client = to_i2c_client(dev); |
1028 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
1029 | long val; |
1030 | int err; | |
1031 | ||
1032 | err = kstrtol(buf, 10, &val); | |
1033 | if (err) | |
1034 | return err; | |
1da177e4 | 1035 | |
9a61bf63 | 1036 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1037 | data->temp_min[nr] = TEMP_TO_REG(val); |
1038 | adm1026_write_value(client, ADM1026_REG_TEMP_MIN[nr], | |
1039 | data->temp_min[nr]); | |
9a61bf63 | 1040 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1041 | return count; |
1042 | } | |
050480f1 YI |
1043 | static ssize_t show_temp_max(struct device *dev, struct device_attribute *attr, |
1044 | char *buf) | |
1da177e4 | 1045 | { |
050480f1 YI |
1046 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1047 | int nr = sensor_attr->index; | |
1da177e4 | 1048 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1049 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[nr])); |
1da177e4 | 1050 | } |
050480f1 YI |
1051 | static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr, |
1052 | const char *buf, size_t count) | |
1da177e4 | 1053 | { |
050480f1 YI |
1054 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1055 | int nr = sensor_attr->index; | |
1da177e4 LT |
1056 | struct i2c_client *client = to_i2c_client(dev); |
1057 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
1058 | long val; |
1059 | int err; | |
1060 | ||
1061 | err = kstrtol(buf, 10, &val); | |
1062 | if (err) | |
1063 | return err; | |
1da177e4 | 1064 | |
9a61bf63 | 1065 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1066 | data->temp_max[nr] = TEMP_TO_REG(val); |
1067 | adm1026_write_value(client, ADM1026_REG_TEMP_MAX[nr], | |
1068 | data->temp_max[nr]); | |
9a61bf63 | 1069 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1070 | return count; |
1071 | } | |
050480f1 YI |
1072 | |
1073 | #define temp_reg(offset) \ | |
cb01a231 | 1074 | static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_temp, \ |
050480f1 YI |
1075 | NULL, offset - 1); \ |
1076 | static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IRUGO | S_IWUSR, \ | |
1077 | show_temp_min, set_temp_min, offset - 1); \ | |
1078 | static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR, \ | |
1079 | show_temp_max, set_temp_max, offset - 1); | |
1da177e4 LT |
1080 | |
1081 | ||
1082 | temp_reg(1); | |
1083 | temp_reg(2); | |
1084 | temp_reg(3); | |
1085 | ||
050480f1 YI |
1086 | static ssize_t show_temp_offset(struct device *dev, |
1087 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1088 | { |
050480f1 YI |
1089 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1090 | int nr = sensor_attr->index; | |
1da177e4 | 1091 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1092 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_offset[nr])); |
1da177e4 | 1093 | } |
050480f1 YI |
1094 | static ssize_t set_temp_offset(struct device *dev, |
1095 | struct device_attribute *attr, const char *buf, | |
1096 | size_t count) | |
1da177e4 | 1097 | { |
050480f1 YI |
1098 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1099 | int nr = sensor_attr->index; | |
1da177e4 LT |
1100 | struct i2c_client *client = to_i2c_client(dev); |
1101 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
1102 | long val; |
1103 | int err; | |
1104 | ||
1105 | err = kstrtol(buf, 10, &val); | |
1106 | if (err) | |
1107 | return err; | |
1da177e4 | 1108 | |
9a61bf63 | 1109 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1110 | data->temp_offset[nr] = TEMP_TO_REG(val); |
1111 | adm1026_write_value(client, ADM1026_REG_TEMP_OFFSET[nr], | |
1112 | data->temp_offset[nr]); | |
9a61bf63 | 1113 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1114 | return count; |
1115 | } | |
1116 | ||
86aa3e22 GR |
1117 | #define temp_offset_reg(offset) \ |
1118 | static SENSOR_DEVICE_ATTR(temp##offset##_offset, S_IRUGO | S_IWUSR, \ | |
050480f1 | 1119 | show_temp_offset, set_temp_offset, offset - 1); |
1da177e4 LT |
1120 | |
1121 | temp_offset_reg(1); | |
1122 | temp_offset_reg(2); | |
1123 | temp_offset_reg(3); | |
1124 | ||
050480f1 YI |
1125 | static ssize_t show_temp_auto_point1_temp_hyst(struct device *dev, |
1126 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1127 | { |
050480f1 YI |
1128 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1129 | int nr = sensor_attr->index; | |
1da177e4 | 1130 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1131 | return sprintf(buf, "%d\n", TEMP_FROM_REG( |
1da177e4 LT |
1132 | ADM1026_FAN_ACTIVATION_TEMP_HYST + data->temp_tmin[nr])); |
1133 | } | |
050480f1 YI |
1134 | static ssize_t show_temp_auto_point2_temp(struct device *dev, |
1135 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1136 | { |
050480f1 YI |
1137 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1138 | int nr = sensor_attr->index; | |
1da177e4 | 1139 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1140 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr] + |
1da177e4 LT |
1141 | ADM1026_FAN_CONTROL_TEMP_RANGE)); |
1142 | } | |
050480f1 YI |
1143 | static ssize_t show_temp_auto_point1_temp(struct device *dev, |
1144 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1145 | { |
050480f1 YI |
1146 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1147 | int nr = sensor_attr->index; | |
1da177e4 | 1148 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1149 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr])); |
1da177e4 | 1150 | } |
050480f1 YI |
1151 | static ssize_t set_temp_auto_point1_temp(struct device *dev, |
1152 | struct device_attribute *attr, const char *buf, size_t count) | |
1da177e4 | 1153 | { |
050480f1 YI |
1154 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1155 | int nr = sensor_attr->index; | |
1da177e4 LT |
1156 | struct i2c_client *client = to_i2c_client(dev); |
1157 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
1158 | long val; |
1159 | int err; | |
1160 | ||
1161 | err = kstrtol(buf, 10, &val); | |
1162 | if (err) | |
1163 | return err; | |
1da177e4 | 1164 | |
9a61bf63 | 1165 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1166 | data->temp_tmin[nr] = TEMP_TO_REG(val); |
1167 | adm1026_write_value(client, ADM1026_REG_TEMP_TMIN[nr], | |
1168 | data->temp_tmin[nr]); | |
9a61bf63 | 1169 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1170 | return count; |
1171 | } | |
1172 | ||
cb01a231 JD |
1173 | #define temp_auto_point(offset) \ |
1174 | static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp, \ | |
1175 | S_IRUGO | S_IWUSR, show_temp_auto_point1_temp, \ | |
1176 | set_temp_auto_point1_temp, offset - 1); \ | |
1177 | static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp_hyst, S_IRUGO,\ | |
1178 | show_temp_auto_point1_temp_hyst, NULL, offset - 1); \ | |
1179 | static SENSOR_DEVICE_ATTR(temp##offset##_auto_point2_temp, S_IRUGO, \ | |
050480f1 | 1180 | show_temp_auto_point2_temp, NULL, offset - 1); |
1da177e4 LT |
1181 | |
1182 | temp_auto_point(1); | |
1183 | temp_auto_point(2); | |
1184 | temp_auto_point(3); | |
1185 | ||
050480f1 YI |
1186 | static ssize_t show_temp_crit_enable(struct device *dev, |
1187 | 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", (data->config1 & CFG1_THERM_HOT) >> 4); |
1da177e4 | 1191 | } |
050480f1 YI |
1192 | static ssize_t set_temp_crit_enable(struct device *dev, |
1193 | struct device_attribute *attr, const char *buf, size_t count) | |
1da177e4 LT |
1194 | { |
1195 | struct i2c_client *client = to_i2c_client(dev); | |
1196 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
1197 | unsigned long val; |
1198 | int err; | |
1199 | ||
1200 | err = kstrtoul(buf, 10, &val); | |
1201 | if (err) | |
1202 | return err; | |
1203 | ||
1204 | if (val > 1) | |
1205 | return -EINVAL; | |
1206 | ||
1207 | mutex_lock(&data->update_lock); | |
1208 | data->config1 = (data->config1 & ~CFG1_THERM_HOT) | (val << 4); | |
1209 | adm1026_write_value(client, ADM1026_REG_CONFIG1, data->config1); | |
1210 | mutex_unlock(&data->update_lock); | |
1da177e4 | 1211 | |
1da177e4 LT |
1212 | return count; |
1213 | } | |
1214 | ||
050480f1 YI |
1215 | #define temp_crit_enable(offset) \ |
1216 | static DEVICE_ATTR(temp##offset##_crit_enable, S_IRUGO | S_IWUSR, \ | |
1da177e4 LT |
1217 | show_temp_crit_enable, set_temp_crit_enable); |
1218 | ||
050480f1 YI |
1219 | temp_crit_enable(1); |
1220 | temp_crit_enable(2); | |
1221 | temp_crit_enable(3); | |
1da177e4 | 1222 | |
050480f1 YI |
1223 | static ssize_t show_temp_crit(struct device *dev, |
1224 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1225 | { |
050480f1 YI |
1226 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1227 | int nr = sensor_attr->index; | |
1da177e4 | 1228 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1229 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_crit[nr])); |
1da177e4 | 1230 | } |
050480f1 YI |
1231 | static ssize_t set_temp_crit(struct device *dev, struct device_attribute *attr, |
1232 | const char *buf, size_t count) | |
1da177e4 | 1233 | { |
050480f1 YI |
1234 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1235 | int nr = sensor_attr->index; | |
1da177e4 LT |
1236 | struct i2c_client *client = to_i2c_client(dev); |
1237 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
1238 | long val; |
1239 | int err; | |
1240 | ||
1241 | err = kstrtol(buf, 10, &val); | |
1242 | if (err) | |
1243 | return err; | |
1da177e4 | 1244 | |
9a61bf63 | 1245 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1246 | data->temp_crit[nr] = TEMP_TO_REG(val); |
1247 | adm1026_write_value(client, ADM1026_REG_TEMP_THERM[nr], | |
1248 | data->temp_crit[nr]); | |
9a61bf63 | 1249 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1250 | return count; |
1251 | } | |
1252 | ||
050480f1 YI |
1253 | #define temp_crit_reg(offset) \ |
1254 | static SENSOR_DEVICE_ATTR(temp##offset##_crit, S_IRUGO | S_IWUSR, \ | |
1255 | show_temp_crit, set_temp_crit, offset - 1); | |
1da177e4 LT |
1256 | |
1257 | temp_crit_reg(1); | |
1258 | temp_crit_reg(2); | |
1259 | temp_crit_reg(3); | |
1260 | ||
86aa3e22 GR |
1261 | static ssize_t show_analog_out_reg(struct device *dev, |
1262 | struct device_attribute *attr, char *buf) | |
1da177e4 LT |
1263 | { |
1264 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1265 | return sprintf(buf, "%d\n", DAC_FROM_REG(data->analog_out)); |
1da177e4 | 1266 | } |
86aa3e22 GR |
1267 | static ssize_t set_analog_out_reg(struct device *dev, |
1268 | struct device_attribute *attr, | |
1269 | const char *buf, size_t count) | |
1da177e4 LT |
1270 | { |
1271 | struct i2c_client *client = to_i2c_client(dev); | |
1272 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
1273 | long val; |
1274 | int err; | |
1275 | ||
1276 | err = kstrtol(buf, 10, &val); | |
1277 | if (err) | |
1278 | return err; | |
1da177e4 | 1279 | |
9a61bf63 | 1280 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1281 | data->analog_out = DAC_TO_REG(val); |
1282 | adm1026_write_value(client, ADM1026_REG_DAC, data->analog_out); | |
9a61bf63 | 1283 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1284 | return count; |
1285 | } | |
1286 | ||
cb01a231 | 1287 | static DEVICE_ATTR(analog_out, S_IRUGO | S_IWUSR, show_analog_out_reg, |
1da177e4 LT |
1288 | set_analog_out_reg); |
1289 | ||
86aa3e22 GR |
1290 | static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr, |
1291 | char *buf) | |
1da177e4 LT |
1292 | { |
1293 | struct adm1026_data *data = adm1026_update_device(dev); | |
a0cf354a JD |
1294 | int vid = (data->gpio >> 11) & 0x1f; |
1295 | ||
1296 | dev_dbg(dev, "Setting VID from GPIO11-15.\n"); | |
1297 | return sprintf(buf, "%d\n", vid_from_reg(vid, data->vrm)); | |
1da177e4 | 1298 | } |
86aa3e22 | 1299 | |
937df8df | 1300 | static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL); |
1da177e4 | 1301 | |
86aa3e22 GR |
1302 | static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr, |
1303 | char *buf) | |
1da177e4 | 1304 | { |
90d6619a | 1305 | struct adm1026_data *data = dev_get_drvdata(dev); |
cb01a231 | 1306 | return sprintf(buf, "%d\n", data->vrm); |
1da177e4 | 1307 | } |
86aa3e22 GR |
1308 | |
1309 | static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr, | |
1310 | const char *buf, size_t count) | |
1da177e4 | 1311 | { |
f67fdabf | 1312 | struct adm1026_data *data = dev_get_drvdata(dev); |
86aa3e22 GR |
1313 | unsigned long val; |
1314 | int err; | |
1315 | ||
1316 | err = kstrtoul(buf, 10, &val); | |
1317 | if (err) | |
1318 | return err; | |
1da177e4 | 1319 | |
86aa3e22 | 1320 | data->vrm = val; |
1da177e4 LT |
1321 | return count; |
1322 | } | |
1323 | ||
1324 | static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg); | |
1325 | ||
86aa3e22 GR |
1326 | static ssize_t show_alarms_reg(struct device *dev, |
1327 | struct device_attribute *attr, char *buf) | |
1da177e4 LT |
1328 | { |
1329 | struct adm1026_data *data = adm1026_update_device(dev); | |
f67fdabf | 1330 | return sprintf(buf, "%ld\n", data->alarms); |
1da177e4 LT |
1331 | } |
1332 | ||
1333 | static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL); | |
1334 | ||
a9273cb8 JD |
1335 | static ssize_t show_alarm(struct device *dev, struct device_attribute *attr, |
1336 | char *buf) | |
1337 | { | |
1338 | struct adm1026_data *data = adm1026_update_device(dev); | |
1339 | int bitnr = to_sensor_dev_attr(attr)->index; | |
1340 | return sprintf(buf, "%ld\n", (data->alarms >> bitnr) & 1); | |
1341 | } | |
1342 | ||
1343 | static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 0); | |
1344 | static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 1); | |
1345 | static SENSOR_DEVICE_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, 1); | |
1346 | static SENSOR_DEVICE_ATTR(in11_alarm, S_IRUGO, show_alarm, NULL, 2); | |
1347 | static SENSOR_DEVICE_ATTR(in12_alarm, S_IRUGO, show_alarm, NULL, 3); | |
1348 | static SENSOR_DEVICE_ATTR(in13_alarm, S_IRUGO, show_alarm, NULL, 4); | |
1349 | static SENSOR_DEVICE_ATTR(in14_alarm, S_IRUGO, show_alarm, NULL, 5); | |
1350 | static SENSOR_DEVICE_ATTR(in15_alarm, S_IRUGO, show_alarm, NULL, 6); | |
1351 | static SENSOR_DEVICE_ATTR(in16_alarm, S_IRUGO, show_alarm, NULL, 7); | |
1352 | static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 8); | |
1353 | static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 9); | |
1354 | static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 10); | |
1355 | static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 11); | |
1356 | static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 12); | |
1357 | static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 13); | |
1358 | static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 14); | |
1359 | static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 15); | |
1360 | static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 16); | |
1361 | static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 17); | |
1362 | static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 18); | |
1363 | static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 19); | |
1364 | static SENSOR_DEVICE_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 20); | |
1365 | static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_alarm, NULL, 21); | |
1366 | static SENSOR_DEVICE_ATTR(fan7_alarm, S_IRUGO, show_alarm, NULL, 22); | |
1367 | static SENSOR_DEVICE_ATTR(fan8_alarm, S_IRUGO, show_alarm, NULL, 23); | |
1368 | static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 24); | |
1369 | static SENSOR_DEVICE_ATTR(in10_alarm, S_IRUGO, show_alarm, NULL, 25); | |
1370 | static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 26); | |
1371 | ||
86aa3e22 GR |
1372 | static ssize_t show_alarm_mask(struct device *dev, |
1373 | struct device_attribute *attr, char *buf) | |
1da177e4 LT |
1374 | { |
1375 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1376 | return sprintf(buf, "%ld\n", data->alarm_mask); |
1da177e4 | 1377 | } |
86aa3e22 GR |
1378 | static ssize_t set_alarm_mask(struct device *dev, struct device_attribute *attr, |
1379 | const char *buf, size_t count) | |
1da177e4 LT |
1380 | { |
1381 | struct i2c_client *client = to_i2c_client(dev); | |
1382 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1da177e4 | 1383 | unsigned long mask; |
86aa3e22 GR |
1384 | long val; |
1385 | int err; | |
1386 | ||
1387 | err = kstrtol(buf, 10, &val); | |
1388 | if (err) | |
1389 | return err; | |
1da177e4 | 1390 | |
9a61bf63 | 1391 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1392 | data->alarm_mask = val & 0x7fffffff; |
1393 | mask = data->alarm_mask | |
1394 | | (data->gpio_mask & 0x10000 ? 0x80000000 : 0); | |
1395 | adm1026_write_value(client, ADM1026_REG_MASK1, | |
1396 | mask & 0xff); | |
1397 | mask >>= 8; | |
1398 | adm1026_write_value(client, ADM1026_REG_MASK2, | |
1399 | mask & 0xff); | |
1400 | mask >>= 8; | |
1401 | adm1026_write_value(client, ADM1026_REG_MASK3, | |
1402 | mask & 0xff); | |
1403 | mask >>= 8; | |
1404 | adm1026_write_value(client, ADM1026_REG_MASK4, | |
1405 | mask & 0xff); | |
9a61bf63 | 1406 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1407 | return count; |
1408 | } | |
1409 | ||
1410 | static DEVICE_ATTR(alarm_mask, S_IRUGO | S_IWUSR, show_alarm_mask, | |
1411 | set_alarm_mask); | |
1412 | ||
1413 | ||
86aa3e22 GR |
1414 | static ssize_t show_gpio(struct device *dev, struct device_attribute *attr, |
1415 | char *buf) | |
1da177e4 LT |
1416 | { |
1417 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1418 | return sprintf(buf, "%ld\n", data->gpio); |
1da177e4 | 1419 | } |
86aa3e22 GR |
1420 | static ssize_t set_gpio(struct device *dev, struct device_attribute *attr, |
1421 | const char *buf, size_t count) | |
1da177e4 LT |
1422 | { |
1423 | struct i2c_client *client = to_i2c_client(dev); | |
1424 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 | 1425 | long gpio; |
86aa3e22 GR |
1426 | long val; |
1427 | int err; | |
1428 | ||
1429 | err = kstrtol(buf, 10, &val); | |
1430 | if (err) | |
1431 | return err; | |
1da177e4 | 1432 | |
9a61bf63 | 1433 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1434 | data->gpio = val & 0x1ffff; |
1435 | gpio = data->gpio; | |
cb01a231 | 1436 | adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_0_7, gpio & 0xff); |
1da177e4 | 1437 | gpio >>= 8; |
cb01a231 | 1438 | adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_8_15, gpio & 0xff); |
1da177e4 | 1439 | gpio = ((gpio >> 1) & 0x80) | (data->alarms >> 24 & 0x7f); |
cb01a231 | 1440 | adm1026_write_value(client, ADM1026_REG_STATUS4, gpio & 0xff); |
9a61bf63 | 1441 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1442 | return count; |
1443 | } | |
1444 | ||
1445 | static DEVICE_ATTR(gpio, S_IRUGO | S_IWUSR, show_gpio, set_gpio); | |
1446 | ||
86aa3e22 GR |
1447 | static ssize_t show_gpio_mask(struct device *dev, struct device_attribute *attr, |
1448 | char *buf) | |
1da177e4 LT |
1449 | { |
1450 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1451 | return sprintf(buf, "%ld\n", data->gpio_mask); |
1da177e4 | 1452 | } |
86aa3e22 GR |
1453 | static ssize_t set_gpio_mask(struct device *dev, struct device_attribute *attr, |
1454 | const char *buf, size_t count) | |
1da177e4 LT |
1455 | { |
1456 | struct i2c_client *client = to_i2c_client(dev); | |
1457 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 | 1458 | long mask; |
86aa3e22 GR |
1459 | long val; |
1460 | int err; | |
1461 | ||
1462 | err = kstrtol(buf, 10, &val); | |
1463 | if (err) | |
1464 | return err; | |
1da177e4 | 1465 | |
9a61bf63 | 1466 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1467 | data->gpio_mask = val & 0x1ffff; |
1468 | mask = data->gpio_mask; | |
cb01a231 | 1469 | adm1026_write_value(client, ADM1026_REG_GPIO_MASK_0_7, mask & 0xff); |
1da177e4 | 1470 | mask >>= 8; |
cb01a231 | 1471 | adm1026_write_value(client, ADM1026_REG_GPIO_MASK_8_15, mask & 0xff); |
1da177e4 | 1472 | mask = ((mask >> 1) & 0x80) | (data->alarm_mask >> 24 & 0x7f); |
cb01a231 | 1473 | adm1026_write_value(client, ADM1026_REG_MASK1, mask & 0xff); |
9a61bf63 | 1474 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1475 | return count; |
1476 | } | |
1477 | ||
1478 | static DEVICE_ATTR(gpio_mask, S_IRUGO | S_IWUSR, show_gpio_mask, set_gpio_mask); | |
1479 | ||
86aa3e22 GR |
1480 | static ssize_t show_pwm_reg(struct device *dev, struct device_attribute *attr, |
1481 | char *buf) | |
1da177e4 LT |
1482 | { |
1483 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1484 | return sprintf(buf, "%d\n", PWM_FROM_REG(data->pwm1.pwm)); |
1da177e4 | 1485 | } |
86aa3e22 GR |
1486 | |
1487 | static ssize_t set_pwm_reg(struct device *dev, struct device_attribute *attr, | |
1488 | const char *buf, size_t count) | |
1da177e4 LT |
1489 | { |
1490 | struct i2c_client *client = to_i2c_client(dev); | |
1491 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1492 | ||
1493 | if (data->pwm1.enable == 1) { | |
86aa3e22 GR |
1494 | long val; |
1495 | int err; | |
1496 | ||
1497 | err = kstrtol(buf, 10, &val); | |
1498 | if (err) | |
1499 | return err; | |
1da177e4 | 1500 | |
9a61bf63 | 1501 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1502 | data->pwm1.pwm = PWM_TO_REG(val); |
1503 | adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm); | |
9a61bf63 | 1504 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1505 | } |
1506 | return count; | |
1507 | } | |
86aa3e22 GR |
1508 | |
1509 | static ssize_t show_auto_pwm_min(struct device *dev, | |
1510 | struct device_attribute *attr, char *buf) | |
1da177e4 LT |
1511 | { |
1512 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1513 | return sprintf(buf, "%d\n", data->pwm1.auto_pwm_min); |
1da177e4 | 1514 | } |
86aa3e22 GR |
1515 | |
1516 | static ssize_t set_auto_pwm_min(struct device *dev, | |
1517 | struct device_attribute *attr, const char *buf, | |
1518 | size_t count) | |
1da177e4 LT |
1519 | { |
1520 | struct i2c_client *client = to_i2c_client(dev); | |
1521 | struct adm1026_data *data = i2c_get_clientdata(client); | |
86aa3e22 GR |
1522 | unsigned long val; |
1523 | int err; | |
1524 | ||
1525 | err = kstrtoul(buf, 10, &val); | |
1526 | if (err) | |
1527 | return err; | |
1da177e4 | 1528 | |
9a61bf63 | 1529 | mutex_lock(&data->update_lock); |
2a844c14 | 1530 | data->pwm1.auto_pwm_min = clamp_val(val, 0, 255); |
1da177e4 LT |
1531 | if (data->pwm1.enable == 2) { /* apply immediately */ |
1532 | data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) | | |
cb01a231 | 1533 | PWM_MIN_TO_REG(data->pwm1.auto_pwm_min)); |
1da177e4 LT |
1534 | adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm); |
1535 | } | |
9a61bf63 | 1536 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1537 | return count; |
1538 | } | |
86aa3e22 GR |
1539 | |
1540 | static ssize_t show_auto_pwm_max(struct device *dev, | |
1541 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1542 | { |
cb01a231 | 1543 | return sprintf(buf, "%d\n", ADM1026_PWM_MAX); |
1da177e4 | 1544 | } |
86aa3e22 GR |
1545 | |
1546 | static ssize_t show_pwm_enable(struct device *dev, | |
1547 | struct device_attribute *attr, char *buf) | |
1da177e4 LT |
1548 | { |
1549 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1550 | return sprintf(buf, "%d\n", data->pwm1.enable); |
1da177e4 | 1551 | } |
86aa3e22 GR |
1552 | |
1553 | static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *attr, | |
1554 | const char *buf, size_t count) | |
1da177e4 LT |
1555 | { |
1556 | struct i2c_client *client = to_i2c_client(dev); | |
1557 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 | 1558 | int old_enable; |
86aa3e22 GR |
1559 | unsigned long val; |
1560 | int err; | |
1da177e4 | 1561 | |
86aa3e22 GR |
1562 | err = kstrtoul(buf, 10, &val); |
1563 | if (err) | |
1564 | return err; | |
1565 | ||
1566 | if (val >= 3) | |
1567 | return -EINVAL; | |
1568 | ||
1569 | mutex_lock(&data->update_lock); | |
1570 | old_enable = data->pwm1.enable; | |
1571 | data->pwm1.enable = val; | |
1572 | data->config1 = (data->config1 & ~CFG1_PWM_AFC) | |
1573 | | ((val == 2) ? CFG1_PWM_AFC : 0); | |
1574 | adm1026_write_value(client, ADM1026_REG_CONFIG1, data->config1); | |
1575 | if (val == 2) { /* apply pwm1_auto_pwm_min to pwm1 */ | |
1576 | data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) | | |
1577 | PWM_MIN_TO_REG(data->pwm1.auto_pwm_min)); | |
1578 | adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm); | |
1579 | } else if (!((old_enable == 1) && (val == 1))) { | |
1580 | /* set pwm to safe value */ | |
1581 | data->pwm1.pwm = 255; | |
1582 | adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm); | |
1da177e4 | 1583 | } |
86aa3e22 GR |
1584 | mutex_unlock(&data->update_lock); |
1585 | ||
1da177e4 LT |
1586 | return count; |
1587 | } | |
1588 | ||
1589 | /* enable PWM fan control */ | |
cb01a231 JD |
1590 | static DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg); |
1591 | static DEVICE_ATTR(pwm2, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg); | |
1592 | static DEVICE_ATTR(pwm3, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg); | |
1593 | static DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, show_pwm_enable, | |
1da177e4 | 1594 | set_pwm_enable); |
cb01a231 | 1595 | static DEVICE_ATTR(pwm2_enable, S_IRUGO | S_IWUSR, show_pwm_enable, |
1da177e4 | 1596 | set_pwm_enable); |
cb01a231 | 1597 | static DEVICE_ATTR(pwm3_enable, S_IRUGO | S_IWUSR, show_pwm_enable, |
1da177e4 | 1598 | set_pwm_enable); |
cb01a231 | 1599 | static DEVICE_ATTR(temp1_auto_point1_pwm, S_IRUGO | S_IWUSR, |
1da177e4 | 1600 | show_auto_pwm_min, set_auto_pwm_min); |
cb01a231 | 1601 | static DEVICE_ATTR(temp2_auto_point1_pwm, S_IRUGO | S_IWUSR, |
1da177e4 | 1602 | show_auto_pwm_min, set_auto_pwm_min); |
cb01a231 | 1603 | static DEVICE_ATTR(temp3_auto_point1_pwm, S_IRUGO | S_IWUSR, |
1da177e4 LT |
1604 | show_auto_pwm_min, set_auto_pwm_min); |
1605 | ||
1606 | static DEVICE_ATTR(temp1_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL); | |
1607 | static DEVICE_ATTR(temp2_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL); | |
1608 | static DEVICE_ATTR(temp3_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL); | |
1609 | ||
681c6f7a MH |
1610 | static struct attribute *adm1026_attributes[] = { |
1611 | &sensor_dev_attr_in0_input.dev_attr.attr, | |
1612 | &sensor_dev_attr_in0_max.dev_attr.attr, | |
1613 | &sensor_dev_attr_in0_min.dev_attr.attr, | |
a9273cb8 | 1614 | &sensor_dev_attr_in0_alarm.dev_attr.attr, |
681c6f7a MH |
1615 | &sensor_dev_attr_in1_input.dev_attr.attr, |
1616 | &sensor_dev_attr_in1_max.dev_attr.attr, | |
1617 | &sensor_dev_attr_in1_min.dev_attr.attr, | |
a9273cb8 | 1618 | &sensor_dev_attr_in1_alarm.dev_attr.attr, |
681c6f7a MH |
1619 | &sensor_dev_attr_in2_input.dev_attr.attr, |
1620 | &sensor_dev_attr_in2_max.dev_attr.attr, | |
1621 | &sensor_dev_attr_in2_min.dev_attr.attr, | |
a9273cb8 | 1622 | &sensor_dev_attr_in2_alarm.dev_attr.attr, |
681c6f7a MH |
1623 | &sensor_dev_attr_in3_input.dev_attr.attr, |
1624 | &sensor_dev_attr_in3_max.dev_attr.attr, | |
1625 | &sensor_dev_attr_in3_min.dev_attr.attr, | |
a9273cb8 | 1626 | &sensor_dev_attr_in3_alarm.dev_attr.attr, |
681c6f7a MH |
1627 | &sensor_dev_attr_in4_input.dev_attr.attr, |
1628 | &sensor_dev_attr_in4_max.dev_attr.attr, | |
1629 | &sensor_dev_attr_in4_min.dev_attr.attr, | |
a9273cb8 | 1630 | &sensor_dev_attr_in4_alarm.dev_attr.attr, |
681c6f7a MH |
1631 | &sensor_dev_attr_in5_input.dev_attr.attr, |
1632 | &sensor_dev_attr_in5_max.dev_attr.attr, | |
1633 | &sensor_dev_attr_in5_min.dev_attr.attr, | |
a9273cb8 | 1634 | &sensor_dev_attr_in5_alarm.dev_attr.attr, |
681c6f7a MH |
1635 | &sensor_dev_attr_in6_input.dev_attr.attr, |
1636 | &sensor_dev_attr_in6_max.dev_attr.attr, | |
1637 | &sensor_dev_attr_in6_min.dev_attr.attr, | |
a9273cb8 | 1638 | &sensor_dev_attr_in6_alarm.dev_attr.attr, |
681c6f7a MH |
1639 | &sensor_dev_attr_in7_input.dev_attr.attr, |
1640 | &sensor_dev_attr_in7_max.dev_attr.attr, | |
1641 | &sensor_dev_attr_in7_min.dev_attr.attr, | |
a9273cb8 | 1642 | &sensor_dev_attr_in7_alarm.dev_attr.attr, |
681c6f7a MH |
1643 | &sensor_dev_attr_in10_input.dev_attr.attr, |
1644 | &sensor_dev_attr_in10_max.dev_attr.attr, | |
1645 | &sensor_dev_attr_in10_min.dev_attr.attr, | |
a9273cb8 | 1646 | &sensor_dev_attr_in10_alarm.dev_attr.attr, |
681c6f7a MH |
1647 | &sensor_dev_attr_in11_input.dev_attr.attr, |
1648 | &sensor_dev_attr_in11_max.dev_attr.attr, | |
1649 | &sensor_dev_attr_in11_min.dev_attr.attr, | |
a9273cb8 | 1650 | &sensor_dev_attr_in11_alarm.dev_attr.attr, |
681c6f7a MH |
1651 | &sensor_dev_attr_in12_input.dev_attr.attr, |
1652 | &sensor_dev_attr_in12_max.dev_attr.attr, | |
1653 | &sensor_dev_attr_in12_min.dev_attr.attr, | |
a9273cb8 | 1654 | &sensor_dev_attr_in12_alarm.dev_attr.attr, |
681c6f7a MH |
1655 | &sensor_dev_attr_in13_input.dev_attr.attr, |
1656 | &sensor_dev_attr_in13_max.dev_attr.attr, | |
1657 | &sensor_dev_attr_in13_min.dev_attr.attr, | |
a9273cb8 | 1658 | &sensor_dev_attr_in13_alarm.dev_attr.attr, |
681c6f7a MH |
1659 | &sensor_dev_attr_in14_input.dev_attr.attr, |
1660 | &sensor_dev_attr_in14_max.dev_attr.attr, | |
1661 | &sensor_dev_attr_in14_min.dev_attr.attr, | |
a9273cb8 | 1662 | &sensor_dev_attr_in14_alarm.dev_attr.attr, |
681c6f7a MH |
1663 | &sensor_dev_attr_in15_input.dev_attr.attr, |
1664 | &sensor_dev_attr_in15_max.dev_attr.attr, | |
1665 | &sensor_dev_attr_in15_min.dev_attr.attr, | |
a9273cb8 | 1666 | &sensor_dev_attr_in15_alarm.dev_attr.attr, |
681c6f7a MH |
1667 | &sensor_dev_attr_in16_input.dev_attr.attr, |
1668 | &sensor_dev_attr_in16_max.dev_attr.attr, | |
1669 | &sensor_dev_attr_in16_min.dev_attr.attr, | |
a9273cb8 | 1670 | &sensor_dev_attr_in16_alarm.dev_attr.attr, |
681c6f7a MH |
1671 | &sensor_dev_attr_fan1_input.dev_attr.attr, |
1672 | &sensor_dev_attr_fan1_div.dev_attr.attr, | |
1673 | &sensor_dev_attr_fan1_min.dev_attr.attr, | |
a9273cb8 | 1674 | &sensor_dev_attr_fan1_alarm.dev_attr.attr, |
681c6f7a MH |
1675 | &sensor_dev_attr_fan2_input.dev_attr.attr, |
1676 | &sensor_dev_attr_fan2_div.dev_attr.attr, | |
1677 | &sensor_dev_attr_fan2_min.dev_attr.attr, | |
a9273cb8 | 1678 | &sensor_dev_attr_fan2_alarm.dev_attr.attr, |
681c6f7a MH |
1679 | &sensor_dev_attr_fan3_input.dev_attr.attr, |
1680 | &sensor_dev_attr_fan3_div.dev_attr.attr, | |
1681 | &sensor_dev_attr_fan3_min.dev_attr.attr, | |
a9273cb8 | 1682 | &sensor_dev_attr_fan3_alarm.dev_attr.attr, |
681c6f7a MH |
1683 | &sensor_dev_attr_fan4_input.dev_attr.attr, |
1684 | &sensor_dev_attr_fan4_div.dev_attr.attr, | |
1685 | &sensor_dev_attr_fan4_min.dev_attr.attr, | |
a9273cb8 | 1686 | &sensor_dev_attr_fan4_alarm.dev_attr.attr, |
681c6f7a MH |
1687 | &sensor_dev_attr_fan5_input.dev_attr.attr, |
1688 | &sensor_dev_attr_fan5_div.dev_attr.attr, | |
1689 | &sensor_dev_attr_fan5_min.dev_attr.attr, | |
a9273cb8 | 1690 | &sensor_dev_attr_fan5_alarm.dev_attr.attr, |
681c6f7a MH |
1691 | &sensor_dev_attr_fan6_input.dev_attr.attr, |
1692 | &sensor_dev_attr_fan6_div.dev_attr.attr, | |
1693 | &sensor_dev_attr_fan6_min.dev_attr.attr, | |
a9273cb8 | 1694 | &sensor_dev_attr_fan6_alarm.dev_attr.attr, |
681c6f7a MH |
1695 | &sensor_dev_attr_fan7_input.dev_attr.attr, |
1696 | &sensor_dev_attr_fan7_div.dev_attr.attr, | |
1697 | &sensor_dev_attr_fan7_min.dev_attr.attr, | |
a9273cb8 | 1698 | &sensor_dev_attr_fan7_alarm.dev_attr.attr, |
681c6f7a MH |
1699 | &sensor_dev_attr_fan8_input.dev_attr.attr, |
1700 | &sensor_dev_attr_fan8_div.dev_attr.attr, | |
1701 | &sensor_dev_attr_fan8_min.dev_attr.attr, | |
a9273cb8 | 1702 | &sensor_dev_attr_fan8_alarm.dev_attr.attr, |
681c6f7a MH |
1703 | &sensor_dev_attr_temp1_input.dev_attr.attr, |
1704 | &sensor_dev_attr_temp1_max.dev_attr.attr, | |
1705 | &sensor_dev_attr_temp1_min.dev_attr.attr, | |
a9273cb8 | 1706 | &sensor_dev_attr_temp1_alarm.dev_attr.attr, |
681c6f7a MH |
1707 | &sensor_dev_attr_temp2_input.dev_attr.attr, |
1708 | &sensor_dev_attr_temp2_max.dev_attr.attr, | |
1709 | &sensor_dev_attr_temp2_min.dev_attr.attr, | |
a9273cb8 | 1710 | &sensor_dev_attr_temp2_alarm.dev_attr.attr, |
681c6f7a MH |
1711 | &sensor_dev_attr_temp1_offset.dev_attr.attr, |
1712 | &sensor_dev_attr_temp2_offset.dev_attr.attr, | |
681c6f7a MH |
1713 | &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr, |
1714 | &sensor_dev_attr_temp2_auto_point1_temp.dev_attr.attr, | |
681c6f7a MH |
1715 | &sensor_dev_attr_temp1_auto_point1_temp_hyst.dev_attr.attr, |
1716 | &sensor_dev_attr_temp2_auto_point1_temp_hyst.dev_attr.attr, | |
681c6f7a MH |
1717 | &sensor_dev_attr_temp1_auto_point2_temp.dev_attr.attr, |
1718 | &sensor_dev_attr_temp2_auto_point2_temp.dev_attr.attr, | |
681c6f7a MH |
1719 | &sensor_dev_attr_temp1_crit.dev_attr.attr, |
1720 | &sensor_dev_attr_temp2_crit.dev_attr.attr, | |
681c6f7a MH |
1721 | &dev_attr_temp1_crit_enable.attr, |
1722 | &dev_attr_temp2_crit_enable.attr, | |
681c6f7a MH |
1723 | &dev_attr_cpu0_vid.attr, |
1724 | &dev_attr_vrm.attr, | |
1725 | &dev_attr_alarms.attr, | |
1726 | &dev_attr_alarm_mask.attr, | |
1727 | &dev_attr_gpio.attr, | |
1728 | &dev_attr_gpio_mask.attr, | |
1729 | &dev_attr_pwm1.attr, | |
1730 | &dev_attr_pwm2.attr, | |
1731 | &dev_attr_pwm3.attr, | |
1732 | &dev_attr_pwm1_enable.attr, | |
1733 | &dev_attr_pwm2_enable.attr, | |
1734 | &dev_attr_pwm3_enable.attr, | |
1735 | &dev_attr_temp1_auto_point1_pwm.attr, | |
1736 | &dev_attr_temp2_auto_point1_pwm.attr, | |
681c6f7a MH |
1737 | &dev_attr_temp1_auto_point2_pwm.attr, |
1738 | &dev_attr_temp2_auto_point2_pwm.attr, | |
681c6f7a MH |
1739 | &dev_attr_analog_out.attr, |
1740 | NULL | |
1741 | }; | |
1742 | ||
1743 | static const struct attribute_group adm1026_group = { | |
1744 | .attrs = adm1026_attributes, | |
1745 | }; | |
1746 | ||
5b34dbcd JD |
1747 | static struct attribute *adm1026_attributes_temp3[] = { |
1748 | &sensor_dev_attr_temp3_input.dev_attr.attr, | |
1749 | &sensor_dev_attr_temp3_max.dev_attr.attr, | |
1750 | &sensor_dev_attr_temp3_min.dev_attr.attr, | |
1751 | &sensor_dev_attr_temp3_alarm.dev_attr.attr, | |
1752 | &sensor_dev_attr_temp3_offset.dev_attr.attr, | |
1753 | &sensor_dev_attr_temp3_auto_point1_temp.dev_attr.attr, | |
1754 | &sensor_dev_attr_temp3_auto_point1_temp_hyst.dev_attr.attr, | |
1755 | &sensor_dev_attr_temp3_auto_point2_temp.dev_attr.attr, | |
1756 | &sensor_dev_attr_temp3_crit.dev_attr.attr, | |
1757 | &dev_attr_temp3_crit_enable.attr, | |
1758 | &dev_attr_temp3_auto_point1_pwm.attr, | |
1759 | &dev_attr_temp3_auto_point2_pwm.attr, | |
1d5f2c16 | 1760 | NULL |
5b34dbcd JD |
1761 | }; |
1762 | ||
1763 | static const struct attribute_group adm1026_group_temp3 = { | |
1764 | .attrs = adm1026_attributes_temp3, | |
1765 | }; | |
1766 | ||
1767 | static struct attribute *adm1026_attributes_in8_9[] = { | |
1768 | &sensor_dev_attr_in8_input.dev_attr.attr, | |
1769 | &sensor_dev_attr_in8_max.dev_attr.attr, | |
1770 | &sensor_dev_attr_in8_min.dev_attr.attr, | |
1771 | &sensor_dev_attr_in8_alarm.dev_attr.attr, | |
1772 | &sensor_dev_attr_in9_input.dev_attr.attr, | |
1773 | &sensor_dev_attr_in9_max.dev_attr.attr, | |
1774 | &sensor_dev_attr_in9_min.dev_attr.attr, | |
1775 | &sensor_dev_attr_in9_alarm.dev_attr.attr, | |
1d5f2c16 | 1776 | NULL |
5b34dbcd JD |
1777 | }; |
1778 | ||
1779 | static const struct attribute_group adm1026_group_in8_9 = { | |
1780 | .attrs = adm1026_attributes_in8_9, | |
1781 | }; | |
1782 | ||
57f7eb0b | 1783 | /* Return 0 if detection is successful, -ENODEV otherwise */ |
310ec792 | 1784 | static int adm1026_detect(struct i2c_client *client, |
57f7eb0b | 1785 | struct i2c_board_info *info) |
1da177e4 | 1786 | { |
57f7eb0b JD |
1787 | struct i2c_adapter *adapter = client->adapter; |
1788 | int address = client->addr; | |
1da177e4 | 1789 | int company, verstep; |
1da177e4 LT |
1790 | |
1791 | if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) { | |
1792 | /* We need to be able to do byte I/O */ | |
57f7eb0b | 1793 | return -ENODEV; |
1da177e4 LT |
1794 | }; |
1795 | ||
1da177e4 LT |
1796 | /* Now, we do the remaining detection. */ |
1797 | ||
f67fdabf JD |
1798 | company = adm1026_read_value(client, ADM1026_REG_COMPANY); |
1799 | verstep = adm1026_read_value(client, ADM1026_REG_VERSTEP); | |
1da177e4 | 1800 | |
57f7eb0b | 1801 | dev_dbg(&adapter->dev, "Detecting device at %d,0x%02x with" |
1da177e4 | 1802 | " COMPANY: 0x%02x and VERSTEP: 0x%02x\n", |
f67fdabf | 1803 | i2c_adapter_id(client->adapter), client->addr, |
1da177e4 LT |
1804 | company, verstep); |
1805 | ||
52df6440 JD |
1806 | /* Determine the chip type. */ |
1807 | dev_dbg(&adapter->dev, "Autodetecting device at %d,0x%02x...\n", | |
1808 | i2c_adapter_id(adapter), address); | |
1809 | if (company == ADM1026_COMPANY_ANALOG_DEV | |
1810 | && verstep == ADM1026_VERSTEP_ADM1026) { | |
1811 | /* Analog Devices ADM1026 */ | |
1812 | } else if (company == ADM1026_COMPANY_ANALOG_DEV | |
1813 | && (verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) { | |
1814 | dev_err(&adapter->dev, "Unrecognized stepping " | |
1815 | "0x%02x. Defaulting to ADM1026.\n", verstep); | |
1816 | } else if ((verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) { | |
1817 | dev_err(&adapter->dev, "Found version/stepping " | |
1818 | "0x%02x. Assuming generic ADM1026.\n", | |
1819 | verstep); | |
1820 | } else { | |
1821 | dev_dbg(&adapter->dev, "Autodetection failed\n"); | |
1822 | /* Not an ADM1026... */ | |
1823 | return -ENODEV; | |
1da177e4 | 1824 | } |
52df6440 | 1825 | |
57f7eb0b | 1826 | strlcpy(info->type, "adm1026", I2C_NAME_SIZE); |
1da177e4 | 1827 | |
57f7eb0b JD |
1828 | return 0; |
1829 | } | |
1830 | ||
1831 | static int adm1026_probe(struct i2c_client *client, | |
1832 | const struct i2c_device_id *id) | |
1833 | { | |
1834 | struct adm1026_data *data; | |
1835 | int err; | |
1836 | ||
3421e212 GR |
1837 | data = devm_kzalloc(&client->dev, sizeof(struct adm1026_data), |
1838 | GFP_KERNEL); | |
1839 | if (!data) | |
1840 | return -ENOMEM; | |
1da177e4 | 1841 | |
57f7eb0b | 1842 | i2c_set_clientdata(client, data); |
9a61bf63 | 1843 | mutex_init(&data->update_lock); |
1da177e4 | 1844 | |
1da177e4 | 1845 | /* Set the VRM version */ |
303760b4 | 1846 | data->vrm = vid_which_vrm(); |
1da177e4 LT |
1847 | |
1848 | /* Initialize the ADM1026 chip */ | |
f67fdabf | 1849 | adm1026_init_client(client); |
1da177e4 LT |
1850 | |
1851 | /* Register sysfs hooks */ | |
86aa3e22 GR |
1852 | err = sysfs_create_group(&client->dev.kobj, &adm1026_group); |
1853 | if (err) | |
3421e212 | 1854 | return err; |
5b34dbcd JD |
1855 | if (data->config1 & CFG1_AIN8_9) |
1856 | err = sysfs_create_group(&client->dev.kobj, | |
1857 | &adm1026_group_in8_9); | |
1858 | else | |
1859 | err = sysfs_create_group(&client->dev.kobj, | |
1860 | &adm1026_group_temp3); | |
1861 | if (err) | |
1862 | goto exitremove; | |
681c6f7a | 1863 | |
f67fdabf | 1864 | data->hwmon_dev = hwmon_device_register(&client->dev); |
1beeffe4 TJ |
1865 | if (IS_ERR(data->hwmon_dev)) { |
1866 | err = PTR_ERR(data->hwmon_dev); | |
681c6f7a | 1867 | goto exitremove; |
943b0830 MH |
1868 | } |
1869 | ||
1da177e4 LT |
1870 | return 0; |
1871 | ||
1872 | /* Error out and cleanup code */ | |
681c6f7a | 1873 | exitremove: |
f67fdabf | 1874 | sysfs_remove_group(&client->dev.kobj, &adm1026_group); |
5b34dbcd JD |
1875 | if (data->config1 & CFG1_AIN8_9) |
1876 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_in8_9); | |
1877 | else | |
1878 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_temp3); | |
1da177e4 LT |
1879 | return err; |
1880 | } | |
681c6f7a | 1881 | |
57f7eb0b | 1882 | static int adm1026_remove(struct i2c_client *client) |
681c6f7a MH |
1883 | { |
1884 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1beeffe4 | 1885 | hwmon_device_unregister(data->hwmon_dev); |
681c6f7a | 1886 | sysfs_remove_group(&client->dev.kobj, &adm1026_group); |
5b34dbcd JD |
1887 | if (data->config1 & CFG1_AIN8_9) |
1888 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_in8_9); | |
1889 | else | |
1890 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_temp3); | |
681c6f7a MH |
1891 | return 0; |
1892 | } | |
1893 | ||
f0967eea | 1894 | module_i2c_driver(adm1026_driver); |
1da177e4 LT |
1895 | |
1896 | MODULE_LICENSE("GPL"); | |
1897 | MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, " | |
cb01a231 | 1898 | "Justin Thiessen <jthiessen@penguincomputing.com>"); |
1da177e4 | 1899 | MODULE_DESCRIPTION("ADM1026 driver"); |