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1da177e4 LT |
1 | /* |
2 | adm1026.c - Part of lm_sensors, Linux kernel modules for hardware | |
3 | monitoring | |
4 | Copyright (C) 2002, 2003 Philip Pokorny <ppokorny@penguincomputing.com> | |
5 | Copyright (C) 2004 Justin Thiessen <jthiessen@penguincomputing.com> | |
6 | ||
7 | Chip details at: | |
8 | ||
631dd1a8 | 9 | <http://www.onsemi.com/PowerSolutions/product.do?id=ADM1026> |
1da177e4 LT |
10 | |
11 | This program is free software; you can redistribute it and/or modify | |
12 | it under the terms of the GNU General Public License as published by | |
13 | the Free Software Foundation; either version 2 of the License, or | |
14 | (at your option) any later version. | |
15 | ||
16 | This program is distributed in the hope that it will be useful, | |
17 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | GNU General Public License for more details. | |
20 | ||
21 | You should have received a copy of the GNU General Public License | |
22 | along with this program; if not, write to the Free Software | |
23 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
24 | */ | |
25 | ||
1da177e4 LT |
26 | #include <linux/module.h> |
27 | #include <linux/init.h> | |
28 | #include <linux/slab.h> | |
29 | #include <linux/jiffies.h> | |
30 | #include <linux/i2c.h> | |
943b0830 | 31 | #include <linux/hwmon.h> |
303760b4 JD |
32 | #include <linux/hwmon-sysfs.h> |
33 | #include <linux/hwmon-vid.h> | |
943b0830 | 34 | #include <linux/err.h> |
9a61bf63 | 35 | #include <linux/mutex.h> |
1da177e4 LT |
36 | |
37 | /* Addresses to scan */ | |
25e9c86d | 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 LT |
92 | |
93 | /* There are 10 general analog inputs and 7 dedicated inputs | |
94 | * They are: | |
95 | * 0 - 9 = AIN0 - AIN9 | |
96 | * 10 = Vbat | |
97 | * 11 = 3.3V Standby | |
98 | * 12 = 3.3V Main | |
99 | * 13 = +5V | |
100 | * 14 = Vccp (CPU core voltage) | |
101 | * 15 = +12V | |
102 | * 16 = -12V | |
103 | */ | |
104 | static u16 ADM1026_REG_IN[] = { | |
105 | 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, | |
106 | 0x36, 0x37, 0x27, 0x29, 0x26, 0x2a, | |
107 | 0x2b, 0x2c, 0x2d, 0x2e, 0x2f | |
108 | }; | |
109 | static u16 ADM1026_REG_IN_MIN[] = { | |
110 | 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, | |
111 | 0x5e, 0x5f, 0x6d, 0x49, 0x6b, 0x4a, | |
112 | 0x4b, 0x4c, 0x4d, 0x4e, 0x4f | |
113 | }; | |
114 | static u16 ADM1026_REG_IN_MAX[] = { | |
115 | 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, | |
116 | 0x56, 0x57, 0x6c, 0x41, 0x6a, 0x42, | |
117 | 0x43, 0x44, 0x45, 0x46, 0x47 | |
118 | }; | |
119 | ||
120 | /* Temperatures are: | |
121 | * 0 - Internal | |
122 | * 1 - External 1 | |
123 | * 2 - External 2 | |
124 | */ | |
125 | static u16 ADM1026_REG_TEMP[] = { 0x1f, 0x28, 0x29 }; | |
126 | static u16 ADM1026_REG_TEMP_MIN[] = { 0x69, 0x48, 0x49 }; | |
127 | static u16 ADM1026_REG_TEMP_MAX[] = { 0x68, 0x40, 0x41 }; | |
128 | static u16 ADM1026_REG_TEMP_TMIN[] = { 0x10, 0x11, 0x12 }; | |
129 | static u16 ADM1026_REG_TEMP_THERM[] = { 0x0d, 0x0e, 0x0f }; | |
130 | static u16 ADM1026_REG_TEMP_OFFSET[] = { 0x1e, 0x6e, 0x6f }; | |
131 | ||
cb01a231 JD |
132 | #define ADM1026_REG_FAN(nr) (0x38 + (nr)) |
133 | #define ADM1026_REG_FAN_MIN(nr) (0x60 + (nr)) | |
134 | #define ADM1026_REG_FAN_DIV_0_3 0x02 | |
135 | #define ADM1026_REG_FAN_DIV_4_7 0x03 | |
1da177e4 | 136 | |
cb01a231 JD |
137 | #define ADM1026_REG_DAC 0x04 |
138 | #define ADM1026_REG_PWM 0x05 | |
1da177e4 | 139 | |
cb01a231 JD |
140 | #define ADM1026_REG_GPIO_CFG_0_3 0x08 |
141 | #define ADM1026_REG_GPIO_CFG_4_7 0x09 | |
142 | #define ADM1026_REG_GPIO_CFG_8_11 0x0a | |
143 | #define ADM1026_REG_GPIO_CFG_12_15 0x0b | |
1da177e4 | 144 | /* CFG_16 in REG_CFG3 */ |
cb01a231 JD |
145 | #define ADM1026_REG_GPIO_STATUS_0_7 0x24 |
146 | #define ADM1026_REG_GPIO_STATUS_8_15 0x25 | |
1da177e4 | 147 | /* STATUS_16 in REG_STATUS4 */ |
cb01a231 JD |
148 | #define ADM1026_REG_GPIO_MASK_0_7 0x1c |
149 | #define ADM1026_REG_GPIO_MASK_8_15 0x1d | |
1da177e4 LT |
150 | /* MASK_16 in REG_MASK4 */ |
151 | ||
cb01a231 JD |
152 | #define ADM1026_REG_COMPANY 0x16 |
153 | #define ADM1026_REG_VERSTEP 0x17 | |
1da177e4 | 154 | /* These are the recognized values for the above regs */ |
cb01a231 JD |
155 | #define ADM1026_COMPANY_ANALOG_DEV 0x41 |
156 | #define ADM1026_VERSTEP_GENERIC 0x40 | |
157 | #define ADM1026_VERSTEP_ADM1026 0x44 | |
1da177e4 | 158 | |
cb01a231 JD |
159 | #define ADM1026_REG_MASK1 0x18 |
160 | #define ADM1026_REG_MASK2 0x19 | |
161 | #define ADM1026_REG_MASK3 0x1a | |
162 | #define ADM1026_REG_MASK4 0x1b | |
1da177e4 | 163 | |
cb01a231 JD |
164 | #define ADM1026_REG_STATUS1 0x20 |
165 | #define ADM1026_REG_STATUS2 0x21 | |
166 | #define ADM1026_REG_STATUS3 0x22 | |
167 | #define ADM1026_REG_STATUS4 0x23 | |
1da177e4 LT |
168 | |
169 | #define ADM1026_FAN_ACTIVATION_TEMP_HYST -6 | |
cb01a231 JD |
170 | #define ADM1026_FAN_CONTROL_TEMP_RANGE 20 |
171 | #define ADM1026_PWM_MAX 255 | |
1da177e4 | 172 | |
cb01a231 | 173 | /* Conversions. Rounding and limit checking is only done on the TO_REG |
1da177e4 LT |
174 | * variants. Note that you should be a bit careful with which arguments |
175 | * these macros are called: arguments may be evaluated more than once. | |
176 | */ | |
177 | ||
25985edc | 178 | /* IN are scaled according to built-in resistors. These are the |
1da177e4 LT |
179 | * voltages corresponding to 3/4 of full scale (192 or 0xc0) |
180 | * NOTE: The -12V input needs an additional factor to account | |
181 | * for the Vref pullup resistor. | |
182 | * NEG12_OFFSET = SCALE * Vref / V-192 - Vref | |
183 | * = 13875 * 2.50 / 1.875 - 2500 | |
184 | * = 16000 | |
185 | * | |
186 | * The values in this table are based on Table II, page 15 of the | |
187 | * datasheet. | |
188 | */ | |
cb01a231 JD |
189 | static int adm1026_scaling[] = { /* .001 Volts */ |
190 | 2250, 2250, 2250, 2250, 2250, 2250, | |
191 | 1875, 1875, 1875, 1875, 3000, 3330, | |
1da177e4 LT |
192 | 3330, 4995, 2250, 12000, 13875 |
193 | }; | |
194 | #define NEG12_OFFSET 16000 | |
cb01a231 JD |
195 | #define SCALE(val, from, to) (((val)*(to) + ((from)/2))/(from)) |
196 | #define INS_TO_REG(n, val) (SENSORS_LIMIT(SCALE(val, adm1026_scaling[n], 192),\ | |
197 | 0, 255)) | |
198 | #define INS_FROM_REG(n, val) (SCALE(val, 192, adm1026_scaling[n])) | |
1da177e4 LT |
199 | |
200 | /* FAN speed is measured using 22.5kHz clock and counts for 2 pulses | |
201 | * and we assume a 2 pulse-per-rev fan tach signal | |
202 | * 22500 kHz * 60 (sec/min) * 2 (pulse) / 2 (pulse/rev) == 1350000 | |
203 | */ | |
cb01a231 JD |
204 | #define FAN_TO_REG(val, div) ((val) <= 0 ? 0xff : \ |
205 | SENSORS_LIMIT(1350000/((val)*(div)), 1, 254)) | |
206 | #define FAN_FROM_REG(val, div) ((val) == 0 ? -1:(val) == 0xff ? 0 : \ | |
207 | 1350000/((val)*(div))) | |
1da177e4 | 208 | #define DIV_FROM_REG(val) (1<<(val)) |
cb01a231 | 209 | #define DIV_TO_REG(val) ((val) >= 8 ? 3 : (val) >= 4 ? 2 : (val) >= 2 ? 1 : 0) |
1da177e4 LT |
210 | |
211 | /* Temperature is reported in 1 degC increments */ | |
212 | #define TEMP_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\ | |
cb01a231 | 213 | -127, 127)) |
1da177e4 LT |
214 | #define TEMP_FROM_REG(val) ((val) * 1000) |
215 | #define OFFSET_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\ | |
cb01a231 | 216 | -127, 127)) |
1da177e4 LT |
217 | #define OFFSET_FROM_REG(val) ((val) * 1000) |
218 | ||
cb01a231 | 219 | #define PWM_TO_REG(val) (SENSORS_LIMIT(val, 0, 255)) |
1da177e4 LT |
220 | #define PWM_FROM_REG(val) (val) |
221 | ||
222 | #define PWM_MIN_TO_REG(val) ((val) & 0xf0) | |
223 | #define PWM_MIN_FROM_REG(val) (((val) & 0xf0) + ((val) >> 4)) | |
224 | ||
cb01a231 JD |
225 | /* Analog output is a voltage, and scaled to millivolts. The datasheet |
226 | * indicates that the DAC could be used to drive the fans, but in our | |
1da177e4 LT |
227 | * example board (Arima HDAMA) it isn't connected to the fans at all. |
228 | */ | |
cb01a231 | 229 | #define DAC_TO_REG(val) (SENSORS_LIMIT(((((val)*255)+500)/2500), 0, 255)) |
1da177e4 LT |
230 | #define DAC_FROM_REG(val) (((val)*2500)/255) |
231 | ||
1da177e4 LT |
232 | /* Chip sampling rates |
233 | * | |
234 | * Some sensors are not updated more frequently than once per second | |
235 | * so it doesn't make sense to read them more often than that. | |
236 | * We cache the results and return the saved data if the driver | |
237 | * is called again before a second has elapsed. | |
238 | * | |
239 | * Also, there is significant configuration data for this chip | |
240 | * So, we keep the config data up to date in the cache | |
241 | * when it is written and only sample it once every 5 *minutes* | |
242 | */ | |
cb01a231 JD |
243 | #define ADM1026_DATA_INTERVAL (1 * HZ) |
244 | #define ADM1026_CONFIG_INTERVAL (5 * 60 * HZ) | |
1da177e4 LT |
245 | |
246 | /* We allow for multiple chips in a single system. | |
247 | * | |
248 | * For each registered ADM1026, we need to keep state information | |
249 | * at client->data. The adm1026_data structure is dynamically | |
250 | * allocated, when a new client structure is allocated. */ | |
251 | ||
252 | struct pwm_data { | |
253 | u8 pwm; | |
254 | u8 enable; | |
255 | u8 auto_pwm_min; | |
256 | }; | |
257 | ||
258 | struct adm1026_data { | |
1beeffe4 | 259 | struct device *hwmon_dev; |
1da177e4 | 260 | |
9a61bf63 | 261 | struct mutex update_lock; |
1da177e4 LT |
262 | int valid; /* !=0 if following fields are valid */ |
263 | unsigned long last_reading; /* In jiffies */ | |
264 | unsigned long last_config; /* In jiffies */ | |
265 | ||
cb01a231 JD |
266 | u8 in[17]; /* Register value */ |
267 | u8 in_max[17]; /* Register value */ | |
268 | u8 in_min[17]; /* Register value */ | |
269 | s8 temp[3]; /* Register value */ | |
270 | s8 temp_min[3]; /* Register value */ | |
271 | s8 temp_max[3]; /* Register value */ | |
272 | s8 temp_tmin[3]; /* Register value */ | |
273 | s8 temp_crit[3]; /* Register value */ | |
274 | s8 temp_offset[3]; /* Register value */ | |
275 | u8 fan[8]; /* Register value */ | |
276 | u8 fan_min[8]; /* Register value */ | |
277 | u8 fan_div[8]; /* Decoded value */ | |
278 | struct pwm_data pwm1; /* Pwm control values */ | |
cb01a231 | 279 | u8 vrm; /* VRM version */ |
1da177e4 | 280 | u8 analog_out; /* Register value (DAC) */ |
cb01a231 JD |
281 | long alarms; /* Register encoding, combined */ |
282 | long alarm_mask; /* Register encoding, combined */ | |
283 | long gpio; /* Register encoding, combined */ | |
284 | long gpio_mask; /* Register encoding, combined */ | |
285 | u8 gpio_config[17]; /* Decoded value */ | |
286 | u8 config1; /* Register value */ | |
287 | u8 config2; /* Register value */ | |
288 | u8 config3; /* Register value */ | |
1da177e4 LT |
289 | }; |
290 | ||
57f7eb0b JD |
291 | static int adm1026_probe(struct i2c_client *client, |
292 | const struct i2c_device_id *id); | |
310ec792 | 293 | static int adm1026_detect(struct i2c_client *client, |
57f7eb0b JD |
294 | struct i2c_board_info *info); |
295 | static int adm1026_remove(struct i2c_client *client); | |
f6c27fc1 DJ |
296 | static int adm1026_read_value(struct i2c_client *client, u8 reg); |
297 | static int adm1026_write_value(struct i2c_client *client, u8 reg, int value); | |
1da177e4 | 298 | static void adm1026_print_gpio(struct i2c_client *client); |
cb01a231 | 299 | static void adm1026_fixup_gpio(struct i2c_client *client); |
1da177e4 LT |
300 | static struct adm1026_data *adm1026_update_device(struct device *dev); |
301 | static void adm1026_init_client(struct i2c_client *client); | |
302 | ||
303 | ||
57f7eb0b | 304 | static const struct i2c_device_id adm1026_id[] = { |
1f86df49 | 305 | { "adm1026", 0 }, |
57f7eb0b JD |
306 | { } |
307 | }; | |
308 | MODULE_DEVICE_TABLE(i2c, adm1026_id); | |
309 | ||
1da177e4 | 310 | static struct i2c_driver adm1026_driver = { |
57f7eb0b | 311 | .class = I2C_CLASS_HWMON, |
cdaf7934 | 312 | .driver = { |
cdaf7934 LR |
313 | .name = "adm1026", |
314 | }, | |
57f7eb0b JD |
315 | .probe = adm1026_probe, |
316 | .remove = adm1026_remove, | |
317 | .id_table = adm1026_id, | |
318 | .detect = adm1026_detect, | |
c3813d6a | 319 | .address_list = normal_i2c, |
1da177e4 LT |
320 | }; |
321 | ||
c49efcef | 322 | static int adm1026_read_value(struct i2c_client *client, u8 reg) |
1da177e4 LT |
323 | { |
324 | int res; | |
325 | ||
326 | if (reg < 0x80) { | |
327 | /* "RAM" locations */ | |
328 | res = i2c_smbus_read_byte_data(client, reg) & 0xff; | |
329 | } else { | |
330 | /* EEPROM, do nothing */ | |
331 | res = 0; | |
332 | } | |
333 | return res; | |
334 | } | |
335 | ||
c49efcef | 336 | static int adm1026_write_value(struct i2c_client *client, u8 reg, int value) |
1da177e4 LT |
337 | { |
338 | int res; | |
339 | ||
340 | if (reg < 0x80) { | |
341 | /* "RAM" locations */ | |
342 | res = i2c_smbus_write_byte_data(client, reg, value); | |
343 | } else { | |
344 | /* EEPROM, do nothing */ | |
345 | res = 0; | |
346 | } | |
347 | return res; | |
348 | } | |
349 | ||
c49efcef | 350 | static void adm1026_init_client(struct i2c_client *client) |
1da177e4 LT |
351 | { |
352 | int value, i; | |
353 | struct adm1026_data *data = i2c_get_clientdata(client); | |
354 | ||
cb01a231 | 355 | dev_dbg(&client->dev, "Initializing device\n"); |
1da177e4 LT |
356 | /* Read chip config */ |
357 | data->config1 = adm1026_read_value(client, ADM1026_REG_CONFIG1); | |
358 | data->config2 = adm1026_read_value(client, ADM1026_REG_CONFIG2); | |
359 | data->config3 = adm1026_read_value(client, ADM1026_REG_CONFIG3); | |
360 | ||
361 | /* Inform user of chip config */ | |
362 | dev_dbg(&client->dev, "ADM1026_REG_CONFIG1 is: 0x%02x\n", | |
363 | data->config1); | |
364 | if ((data->config1 & CFG1_MONITOR) == 0) { | |
365 | dev_dbg(&client->dev, "Monitoring not currently " | |
366 | "enabled.\n"); | |
367 | } | |
368 | if (data->config1 & CFG1_INT_ENABLE) { | |
369 | dev_dbg(&client->dev, "SMBALERT interrupts are " | |
370 | "enabled.\n"); | |
371 | } | |
372 | if (data->config1 & CFG1_AIN8_9) { | |
373 | dev_dbg(&client->dev, "in8 and in9 enabled. " | |
374 | "temp3 disabled.\n"); | |
375 | } else { | |
376 | dev_dbg(&client->dev, "temp3 enabled. in8 and " | |
377 | "in9 disabled.\n"); | |
378 | } | |
379 | if (data->config1 & CFG1_THERM_HOT) { | |
380 | dev_dbg(&client->dev, "Automatic THERM, PWM, " | |
381 | "and temp limits enabled.\n"); | |
382 | } | |
383 | ||
1da177e4 | 384 | if (data->config3 & CFG3_GPIO16_ENABLE) { |
368609c5 | 385 | dev_dbg(&client->dev, "GPIO16 enabled. THERM " |
1da177e4 LT |
386 | "pin disabled.\n"); |
387 | } else { | |
388 | dev_dbg(&client->dev, "THERM pin enabled. " | |
389 | "GPIO16 disabled.\n"); | |
390 | } | |
391 | if (data->config3 & CFG3_VREF_250) { | |
392 | dev_dbg(&client->dev, "Vref is 2.50 Volts.\n"); | |
393 | } else { | |
394 | dev_dbg(&client->dev, "Vref is 1.82 Volts.\n"); | |
395 | } | |
396 | /* Read and pick apart the existing GPIO configuration */ | |
397 | value = 0; | |
398 | for (i = 0;i <= 15;++i) { | |
399 | if ((i & 0x03) == 0) { | |
400 | value = adm1026_read_value(client, | |
401 | ADM1026_REG_GPIO_CFG_0_3 + i/4); | |
402 | } | |
403 | data->gpio_config[i] = value & 0x03; | |
404 | value >>= 2; | |
405 | } | |
406 | data->gpio_config[16] = (data->config3 >> 6) & 0x03; | |
407 | ||
408 | /* ... and then print it */ | |
409 | adm1026_print_gpio(client); | |
410 | ||
411 | /* If the user asks us to reprogram the GPIO config, then | |
412 | * do it now. | |
413 | */ | |
414 | if (gpio_input[0] != -1 || gpio_output[0] != -1 | |
415 | || gpio_inverted[0] != -1 || gpio_normal[0] != -1 | |
416 | || gpio_fan[0] != -1) { | |
417 | adm1026_fixup_gpio(client); | |
418 | } | |
419 | ||
420 | /* WE INTENTIONALLY make no changes to the limits, | |
421 | * offsets, pwms, fans and zones. If they were | |
422 | * configured, we don't want to mess with them. | |
423 | * If they weren't, the default is 100% PWM, no | |
424 | * control and will suffice until 'sensors -s' | |
cb01a231 | 425 | * can be run by the user. We DO set the default |
1da177e4 LT |
426 | * value for pwm1.auto_pwm_min to its maximum |
427 | * so that enabling automatic pwm fan control | |
cb01a231 | 428 | * without first setting a value for pwm1.auto_pwm_min |
1da177e4 LT |
429 | * will not result in potentially dangerous fan speed decrease. |
430 | */ | |
431 | data->pwm1.auto_pwm_min=255; | |
432 | /* Start monitoring */ | |
433 | value = adm1026_read_value(client, ADM1026_REG_CONFIG1); | |
434 | /* Set MONITOR, clear interrupt acknowledge and s/w reset */ | |
435 | value = (value | CFG1_MONITOR) & (~CFG1_INT_CLEAR & ~CFG1_RESET); | |
436 | dev_dbg(&client->dev, "Setting CONFIG to: 0x%02x\n", value); | |
437 | data->config1 = value; | |
438 | adm1026_write_value(client, ADM1026_REG_CONFIG1, value); | |
439 | ||
440 | /* initialize fan_div[] to hardware defaults */ | |
441 | value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3) | | |
442 | (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7) << 8); | |
443 | for (i = 0;i <= 7;++i) { | |
444 | data->fan_div[i] = DIV_FROM_REG(value & 0x03); | |
445 | value >>= 2; | |
446 | } | |
447 | } | |
448 | ||
c49efcef | 449 | static void adm1026_print_gpio(struct i2c_client *client) |
1da177e4 LT |
450 | { |
451 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 | 452 | int i; |
1da177e4 | 453 | |
885fe4b1 | 454 | dev_dbg(&client->dev, "GPIO config is:\n"); |
1da177e4 LT |
455 | for (i = 0;i <= 7;++i) { |
456 | if (data->config2 & (1 << i)) { | |
457 | dev_dbg(&client->dev, "\t%sGP%s%d\n", | |
458 | data->gpio_config[i] & 0x02 ? "" : "!", | |
459 | data->gpio_config[i] & 0x01 ? "OUT" : "IN", | |
460 | i); | |
461 | } else { | |
462 | dev_dbg(&client->dev, "\tFAN%d\n", i); | |
463 | } | |
464 | } | |
465 | for (i = 8;i <= 15;++i) { | |
466 | dev_dbg(&client->dev, "\t%sGP%s%d\n", | |
467 | data->gpio_config[i] & 0x02 ? "" : "!", | |
468 | data->gpio_config[i] & 0x01 ? "OUT" : "IN", | |
469 | i); | |
470 | } | |
471 | if (data->config3 & CFG3_GPIO16_ENABLE) { | |
472 | dev_dbg(&client->dev, "\t%sGP%s16\n", | |
473 | data->gpio_config[16] & 0x02 ? "" : "!", | |
474 | data->gpio_config[16] & 0x01 ? "OUT" : "IN"); | |
475 | } else { | |
cb01a231 | 476 | /* GPIO16 is THERM */ |
1da177e4 LT |
477 | dev_dbg(&client->dev, "\tTHERM\n"); |
478 | } | |
479 | } | |
480 | ||
c49efcef | 481 | static void adm1026_fixup_gpio(struct i2c_client *client) |
1da177e4 LT |
482 | { |
483 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 JD |
484 | int i; |
485 | int value; | |
1da177e4 LT |
486 | |
487 | /* Make the changes requested. */ | |
488 | /* We may need to unlock/stop monitoring or soft-reset the | |
489 | * chip before we can make changes. This hasn't been | |
490 | * tested much. FIXME | |
491 | */ | |
492 | ||
493 | /* Make outputs */ | |
494 | for (i = 0;i <= 16;++i) { | |
495 | if (gpio_output[i] >= 0 && gpio_output[i] <= 16) { | |
496 | data->gpio_config[gpio_output[i]] |= 0x01; | |
497 | } | |
498 | /* if GPIO0-7 is output, it isn't a FAN tach */ | |
499 | if (gpio_output[i] >= 0 && gpio_output[i] <= 7) { | |
500 | data->config2 |= 1 << gpio_output[i]; | |
501 | } | |
502 | } | |
503 | ||
504 | /* Input overrides output */ | |
505 | for (i = 0;i <= 16;++i) { | |
506 | if (gpio_input[i] >= 0 && gpio_input[i] <= 16) { | |
507 | data->gpio_config[gpio_input[i]] &= ~ 0x01; | |
508 | } | |
509 | /* if GPIO0-7 is input, it isn't a FAN tach */ | |
510 | if (gpio_input[i] >= 0 && gpio_input[i] <= 7) { | |
511 | data->config2 |= 1 << gpio_input[i]; | |
512 | } | |
513 | } | |
514 | ||
cb01a231 | 515 | /* Inverted */ |
1da177e4 LT |
516 | for (i = 0;i <= 16;++i) { |
517 | if (gpio_inverted[i] >= 0 && gpio_inverted[i] <= 16) { | |
518 | data->gpio_config[gpio_inverted[i]] &= ~ 0x02; | |
519 | } | |
520 | } | |
521 | ||
cb01a231 | 522 | /* Normal overrides inverted */ |
1da177e4 LT |
523 | for (i = 0;i <= 16;++i) { |
524 | if (gpio_normal[i] >= 0 && gpio_normal[i] <= 16) { | |
525 | data->gpio_config[gpio_normal[i]] |= 0x02; | |
526 | } | |
527 | } | |
528 | ||
529 | /* Fan overrides input and output */ | |
530 | for (i = 0;i <= 7;++i) { | |
531 | if (gpio_fan[i] >= 0 && gpio_fan[i] <= 7) { | |
532 | data->config2 &= ~(1 << gpio_fan[i]); | |
533 | } | |
534 | } | |
535 | ||
536 | /* Write new configs to registers */ | |
537 | adm1026_write_value(client, ADM1026_REG_CONFIG2, data->config2); | |
538 | data->config3 = (data->config3 & 0x3f) | |
539 | | ((data->gpio_config[16] & 0x03) << 6); | |
540 | adm1026_write_value(client, ADM1026_REG_CONFIG3, data->config3); | |
541 | for (i = 15, value = 0;i >= 0;--i) { | |
542 | value <<= 2; | |
543 | value |= data->gpio_config[i] & 0x03; | |
544 | if ((i & 0x03) == 0) { | |
545 | adm1026_write_value(client, | |
546 | ADM1026_REG_GPIO_CFG_0_3 + i/4, | |
547 | value); | |
548 | value = 0; | |
549 | } | |
550 | } | |
551 | ||
552 | /* Print the new config */ | |
553 | adm1026_print_gpio(client); | |
554 | } | |
555 | ||
556 | ||
557 | static struct adm1026_data *adm1026_update_device(struct device *dev) | |
558 | { | |
559 | struct i2c_client *client = to_i2c_client(dev); | |
560 | struct adm1026_data *data = i2c_get_clientdata(client); | |
561 | int i; | |
562 | long value, alarms, gpio; | |
563 | ||
9a61bf63 | 564 | mutex_lock(&data->update_lock); |
1da177e4 LT |
565 | if (!data->valid |
566 | || time_after(jiffies, data->last_reading + ADM1026_DATA_INTERVAL)) { | |
567 | /* Things that change quickly */ | |
cb01a231 | 568 | dev_dbg(&client->dev, "Reading sensor values\n"); |
1da177e4 LT |
569 | for (i = 0;i <= 16;++i) { |
570 | data->in[i] = | |
571 | adm1026_read_value(client, ADM1026_REG_IN[i]); | |
572 | } | |
573 | ||
574 | for (i = 0;i <= 7;++i) { | |
575 | data->fan[i] = | |
576 | adm1026_read_value(client, ADM1026_REG_FAN(i)); | |
577 | } | |
578 | ||
579 | for (i = 0;i <= 2;++i) { | |
580 | /* NOTE: temp[] is s8 and we assume 2's complement | |
cb01a231 | 581 | * "conversion" in the assignment */ |
1da177e4 LT |
582 | data->temp[i] = |
583 | adm1026_read_value(client, ADM1026_REG_TEMP[i]); | |
584 | } | |
585 | ||
cb01a231 | 586 | data->pwm1.pwm = adm1026_read_value(client, |
1da177e4 | 587 | ADM1026_REG_PWM); |
cb01a231 | 588 | data->analog_out = adm1026_read_value(client, |
1da177e4 LT |
589 | ADM1026_REG_DAC); |
590 | /* GPIO16 is MSbit of alarms, move it to gpio */ | |
591 | alarms = adm1026_read_value(client, ADM1026_REG_STATUS4); | |
cb01a231 | 592 | gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */ |
1da177e4 LT |
593 | alarms &= 0x7f; |
594 | alarms <<= 8; | |
595 | alarms |= adm1026_read_value(client, ADM1026_REG_STATUS3); | |
596 | alarms <<= 8; | |
597 | alarms |= adm1026_read_value(client, ADM1026_REG_STATUS2); | |
598 | alarms <<= 8; | |
599 | alarms |= adm1026_read_value(client, ADM1026_REG_STATUS1); | |
600 | data->alarms = alarms; | |
601 | ||
602 | /* Read the GPIO values */ | |
cb01a231 | 603 | gpio |= adm1026_read_value(client, |
1da177e4 LT |
604 | ADM1026_REG_GPIO_STATUS_8_15); |
605 | gpio <<= 8; | |
cb01a231 | 606 | gpio |= adm1026_read_value(client, |
1da177e4 LT |
607 | ADM1026_REG_GPIO_STATUS_0_7); |
608 | data->gpio = gpio; | |
609 | ||
610 | data->last_reading = jiffies; | |
cb01a231 | 611 | }; /* last_reading */ |
1da177e4 LT |
612 | |
613 | if (!data->valid || | |
614 | time_after(jiffies, data->last_config + ADM1026_CONFIG_INTERVAL)) { | |
615 | /* Things that don't change often */ | |
616 | dev_dbg(&client->dev, "Reading config values\n"); | |
617 | for (i = 0;i <= 16;++i) { | |
cb01a231 | 618 | data->in_min[i] = adm1026_read_value(client, |
1da177e4 | 619 | ADM1026_REG_IN_MIN[i]); |
cb01a231 | 620 | data->in_max[i] = adm1026_read_value(client, |
1da177e4 LT |
621 | ADM1026_REG_IN_MAX[i]); |
622 | } | |
623 | ||
624 | value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3) | |
625 | | (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7) | |
626 | << 8); | |
627 | for (i = 0;i <= 7;++i) { | |
cb01a231 | 628 | data->fan_min[i] = adm1026_read_value(client, |
1da177e4 LT |
629 | ADM1026_REG_FAN_MIN(i)); |
630 | data->fan_div[i] = DIV_FROM_REG(value & 0x03); | |
631 | value >>= 2; | |
632 | } | |
633 | ||
634 | for (i = 0; i <= 2; ++i) { | |
cb01a231 | 635 | /* NOTE: temp_xxx[] are s8 and we assume 2's |
1da177e4 LT |
636 | * complement "conversion" in the assignment |
637 | */ | |
cb01a231 | 638 | data->temp_min[i] = adm1026_read_value(client, |
1da177e4 | 639 | ADM1026_REG_TEMP_MIN[i]); |
cb01a231 | 640 | data->temp_max[i] = adm1026_read_value(client, |
1da177e4 | 641 | ADM1026_REG_TEMP_MAX[i]); |
cb01a231 | 642 | data->temp_tmin[i] = adm1026_read_value(client, |
1da177e4 | 643 | ADM1026_REG_TEMP_TMIN[i]); |
cb01a231 | 644 | data->temp_crit[i] = adm1026_read_value(client, |
1da177e4 | 645 | ADM1026_REG_TEMP_THERM[i]); |
cb01a231 | 646 | data->temp_offset[i] = adm1026_read_value(client, |
1da177e4 LT |
647 | ADM1026_REG_TEMP_OFFSET[i]); |
648 | } | |
649 | ||
650 | /* Read the STATUS/alarm masks */ | |
cb01a231 JD |
651 | alarms = adm1026_read_value(client, ADM1026_REG_MASK4); |
652 | gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */ | |
653 | alarms = (alarms & 0x7f) << 8; | |
1da177e4 LT |
654 | alarms |= adm1026_read_value(client, ADM1026_REG_MASK3); |
655 | alarms <<= 8; | |
656 | alarms |= adm1026_read_value(client, ADM1026_REG_MASK2); | |
657 | alarms <<= 8; | |
658 | alarms |= adm1026_read_value(client, ADM1026_REG_MASK1); | |
659 | data->alarm_mask = alarms; | |
660 | ||
661 | /* Read the GPIO values */ | |
cb01a231 | 662 | gpio |= adm1026_read_value(client, |
1da177e4 LT |
663 | ADM1026_REG_GPIO_MASK_8_15); |
664 | gpio <<= 8; | |
665 | gpio |= adm1026_read_value(client, ADM1026_REG_GPIO_MASK_0_7); | |
666 | data->gpio_mask = gpio; | |
667 | ||
668 | /* Read various values from CONFIG1 */ | |
cb01a231 | 669 | data->config1 = adm1026_read_value(client, |
1da177e4 LT |
670 | ADM1026_REG_CONFIG1); |
671 | if (data->config1 & CFG1_PWM_AFC) { | |
672 | data->pwm1.enable = 2; | |
cb01a231 | 673 | data->pwm1.auto_pwm_min = |
1da177e4 LT |
674 | PWM_MIN_FROM_REG(data->pwm1.pwm); |
675 | } | |
676 | /* Read the GPIO config */ | |
cb01a231 | 677 | data->config2 = adm1026_read_value(client, |
1da177e4 | 678 | ADM1026_REG_CONFIG2); |
cb01a231 | 679 | data->config3 = adm1026_read_value(client, |
1da177e4 LT |
680 | ADM1026_REG_CONFIG3); |
681 | data->gpio_config[16] = (data->config3 >> 6) & 0x03; | |
682 | ||
683 | value = 0; | |
684 | for (i = 0;i <= 15;++i) { | |
685 | if ((i & 0x03) == 0) { | |
686 | value = adm1026_read_value(client, | |
687 | ADM1026_REG_GPIO_CFG_0_3 + i/4); | |
688 | } | |
689 | data->gpio_config[i] = value & 0x03; | |
690 | value >>= 2; | |
691 | } | |
692 | ||
693 | data->last_config = jiffies; | |
cb01a231 | 694 | }; /* last_config */ |
1da177e4 | 695 | |
1da177e4 | 696 | data->valid = 1; |
9a61bf63 | 697 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
698 | return data; |
699 | } | |
700 | ||
050480f1 YI |
701 | static ssize_t show_in(struct device *dev, struct device_attribute *attr, |
702 | char *buf) | |
1da177e4 | 703 | { |
050480f1 YI |
704 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
705 | int nr = sensor_attr->index; | |
1da177e4 | 706 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 707 | return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in[nr])); |
1da177e4 | 708 | } |
050480f1 YI |
709 | static ssize_t show_in_min(struct device *dev, struct device_attribute *attr, |
710 | char *buf) | |
1da177e4 | 711 | { |
050480f1 YI |
712 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
713 | int nr = sensor_attr->index; | |
cb01a231 JD |
714 | struct adm1026_data *data = adm1026_update_device(dev); |
715 | return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_min[nr])); | |
1da177e4 | 716 | } |
050480f1 YI |
717 | static ssize_t set_in_min(struct device *dev, struct device_attribute *attr, |
718 | const char *buf, size_t count) | |
1da177e4 | 719 | { |
050480f1 YI |
720 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
721 | int nr = sensor_attr->index; | |
1da177e4 LT |
722 | struct i2c_client *client = to_i2c_client(dev); |
723 | struct adm1026_data *data = i2c_get_clientdata(client); | |
724 | int val = simple_strtol(buf, NULL, 10); | |
725 | ||
9a61bf63 | 726 | mutex_lock(&data->update_lock); |
1da177e4 LT |
727 | data->in_min[nr] = INS_TO_REG(nr, val); |
728 | adm1026_write_value(client, ADM1026_REG_IN_MIN[nr], data->in_min[nr]); | |
9a61bf63 | 729 | mutex_unlock(&data->update_lock); |
cb01a231 | 730 | return count; |
1da177e4 | 731 | } |
050480f1 YI |
732 | static ssize_t show_in_max(struct device *dev, struct device_attribute *attr, |
733 | char *buf) | |
1da177e4 | 734 | { |
050480f1 YI |
735 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
736 | int nr = sensor_attr->index; | |
1da177e4 | 737 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 738 | return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_max[nr])); |
1da177e4 | 739 | } |
050480f1 YI |
740 | static ssize_t set_in_max(struct device *dev, struct device_attribute *attr, |
741 | const char *buf, size_t count) | |
1da177e4 | 742 | { |
050480f1 YI |
743 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
744 | int nr = sensor_attr->index; | |
1da177e4 LT |
745 | struct i2c_client *client = to_i2c_client(dev); |
746 | struct adm1026_data *data = i2c_get_clientdata(client); | |
747 | int val = simple_strtol(buf, NULL, 10); | |
748 | ||
9a61bf63 | 749 | mutex_lock(&data->update_lock); |
1da177e4 LT |
750 | data->in_max[nr] = INS_TO_REG(nr, val); |
751 | adm1026_write_value(client, ADM1026_REG_IN_MAX[nr], data->in_max[nr]); | |
9a61bf63 | 752 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
753 | return count; |
754 | } | |
755 | ||
050480f1 YI |
756 | #define in_reg(offset) \ |
757 | static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, show_in, \ | |
758 | NULL, offset); \ | |
759 | static SENSOR_DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR, \ | |
760 | show_in_min, set_in_min, offset); \ | |
761 | static SENSOR_DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR, \ | |
762 | show_in_max, set_in_max, offset); | |
1da177e4 LT |
763 | |
764 | ||
765 | in_reg(0); | |
766 | in_reg(1); | |
767 | in_reg(2); | |
768 | in_reg(3); | |
769 | in_reg(4); | |
770 | in_reg(5); | |
771 | in_reg(6); | |
772 | in_reg(7); | |
773 | in_reg(8); | |
774 | in_reg(9); | |
775 | in_reg(10); | |
776 | in_reg(11); | |
777 | in_reg(12); | |
778 | in_reg(13); | |
779 | in_reg(14); | |
780 | in_reg(15); | |
781 | ||
74880c06 | 782 | static ssize_t show_in16(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
783 | { |
784 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 785 | return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in[16]) - |
1da177e4 LT |
786 | NEG12_OFFSET); |
787 | } | |
74880c06 | 788 | static ssize_t show_in16_min(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 | 789 | { |
cb01a231 JD |
790 | struct adm1026_data *data = adm1026_update_device(dev); |
791 | return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_min[16]) | |
1da177e4 LT |
792 | - NEG12_OFFSET); |
793 | } | |
74880c06 | 794 | static ssize_t set_in16_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4 LT |
795 | { |
796 | struct i2c_client *client = to_i2c_client(dev); | |
797 | struct adm1026_data *data = i2c_get_clientdata(client); | |
798 | int val = simple_strtol(buf, NULL, 10); | |
799 | ||
9a61bf63 | 800 | mutex_lock(&data->update_lock); |
1da177e4 LT |
801 | data->in_min[16] = INS_TO_REG(16, val + NEG12_OFFSET); |
802 | adm1026_write_value(client, ADM1026_REG_IN_MIN[16], data->in_min[16]); | |
9a61bf63 | 803 | mutex_unlock(&data->update_lock); |
cb01a231 | 804 | return count; |
1da177e4 | 805 | } |
74880c06 | 806 | static ssize_t show_in16_max(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
807 | { |
808 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 809 | return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_max[16]) |
1da177e4 LT |
810 | - NEG12_OFFSET); |
811 | } | |
74880c06 | 812 | static ssize_t set_in16_max(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4 LT |
813 | { |
814 | struct i2c_client *client = to_i2c_client(dev); | |
815 | struct adm1026_data *data = i2c_get_clientdata(client); | |
816 | int val = simple_strtol(buf, NULL, 10); | |
817 | ||
9a61bf63 | 818 | mutex_lock(&data->update_lock); |
1da177e4 LT |
819 | data->in_max[16] = INS_TO_REG(16, val+NEG12_OFFSET); |
820 | adm1026_write_value(client, ADM1026_REG_IN_MAX[16], data->in_max[16]); | |
9a61bf63 | 821 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
822 | return count; |
823 | } | |
824 | ||
050480f1 YI |
825 | static SENSOR_DEVICE_ATTR(in16_input, S_IRUGO, show_in16, NULL, 16); |
826 | static SENSOR_DEVICE_ATTR(in16_min, S_IRUGO | S_IWUSR, show_in16_min, set_in16_min, 16); | |
827 | static SENSOR_DEVICE_ATTR(in16_max, S_IRUGO | S_IWUSR, show_in16_max, set_in16_max, 16); | |
1da177e4 LT |
828 | |
829 | ||
830 | ||
831 | ||
832 | /* Now add fan read/write functions */ | |
833 | ||
050480f1 YI |
834 | static ssize_t show_fan(struct device *dev, struct device_attribute *attr, |
835 | char *buf) | |
1da177e4 | 836 | { |
050480f1 YI |
837 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
838 | int nr = sensor_attr->index; | |
1da177e4 | 839 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 840 | return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr], |
1da177e4 LT |
841 | data->fan_div[nr])); |
842 | } | |
050480f1 YI |
843 | static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr, |
844 | char *buf) | |
1da177e4 | 845 | { |
050480f1 YI |
846 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
847 | int nr = sensor_attr->index; | |
1da177e4 | 848 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 849 | return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr], |
1da177e4 LT |
850 | data->fan_div[nr])); |
851 | } | |
050480f1 YI |
852 | static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr, |
853 | const char *buf, size_t count) | |
1da177e4 | 854 | { |
050480f1 YI |
855 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
856 | int nr = sensor_attr->index; | |
1da177e4 LT |
857 | struct i2c_client *client = to_i2c_client(dev); |
858 | struct adm1026_data *data = i2c_get_clientdata(client); | |
859 | int val = simple_strtol(buf, NULL, 10); | |
860 | ||
9a61bf63 | 861 | mutex_lock(&data->update_lock); |
1da177e4 LT |
862 | data->fan_min[nr] = FAN_TO_REG(val, data->fan_div[nr]); |
863 | adm1026_write_value(client, ADM1026_REG_FAN_MIN(nr), | |
864 | data->fan_min[nr]); | |
9a61bf63 | 865 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
866 | return count; |
867 | } | |
868 | ||
cb01a231 JD |
869 | #define fan_offset(offset) \ |
870 | static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, show_fan, NULL, \ | |
871 | offset - 1); \ | |
872 | static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \ | |
050480f1 | 873 | show_fan_min, set_fan_min, offset - 1); |
1da177e4 LT |
874 | |
875 | fan_offset(1); | |
876 | fan_offset(2); | |
877 | fan_offset(3); | |
878 | fan_offset(4); | |
879 | fan_offset(5); | |
880 | fan_offset(6); | |
881 | fan_offset(7); | |
882 | fan_offset(8); | |
883 | ||
884 | /* Adjust fan_min to account for new fan divisor */ | |
885 | static void fixup_fan_min(struct device *dev, int fan, int old_div) | |
886 | { | |
887 | struct i2c_client *client = to_i2c_client(dev); | |
888 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 JD |
889 | int new_min; |
890 | int new_div = data->fan_div[fan]; | |
1da177e4 LT |
891 | |
892 | /* 0 and 0xff are special. Don't adjust them */ | |
893 | if (data->fan_min[fan] == 0 || data->fan_min[fan] == 0xff) { | |
894 | return; | |
895 | } | |
896 | ||
897 | new_min = data->fan_min[fan] * old_div / new_div; | |
898 | new_min = SENSORS_LIMIT(new_min, 1, 254); | |
899 | data->fan_min[fan] = new_min; | |
900 | adm1026_write_value(client, ADM1026_REG_FAN_MIN(fan), new_min); | |
901 | } | |
902 | ||
903 | /* Now add fan_div read/write functions */ | |
050480f1 YI |
904 | static ssize_t show_fan_div(struct device *dev, struct device_attribute *attr, |
905 | char *buf) | |
1da177e4 | 906 | { |
050480f1 YI |
907 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
908 | int nr = sensor_attr->index; | |
1da177e4 | 909 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 910 | return sprintf(buf, "%d\n", data->fan_div[nr]); |
1da177e4 | 911 | } |
050480f1 YI |
912 | static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr, |
913 | const char *buf, size_t count) | |
1da177e4 | 914 | { |
050480f1 YI |
915 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
916 | int nr = sensor_attr->index; | |
1da177e4 LT |
917 | struct i2c_client *client = to_i2c_client(dev); |
918 | struct adm1026_data *data = i2c_get_clientdata(client); | |
52bc9802 | 919 | int val, orig_div, new_div; |
1da177e4 LT |
920 | |
921 | val = simple_strtol(buf, NULL, 10); | |
cb01a231 | 922 | new_div = DIV_TO_REG(val); |
8b0f1840 | 923 | |
9a61bf63 | 924 | mutex_lock(&data->update_lock); |
1da177e4 LT |
925 | orig_div = data->fan_div[nr]; |
926 | data->fan_div[nr] = DIV_FROM_REG(new_div); | |
927 | ||
928 | if (nr < 4) { /* 0 <= nr < 4 */ | |
1da177e4 | 929 | adm1026_write_value(client, ADM1026_REG_FAN_DIV_0_3, |
52bc9802 GG |
930 | (DIV_TO_REG(data->fan_div[0]) << 0) | |
931 | (DIV_TO_REG(data->fan_div[1]) << 2) | | |
932 | (DIV_TO_REG(data->fan_div[2]) << 4) | | |
933 | (DIV_TO_REG(data->fan_div[3]) << 6)); | |
1da177e4 | 934 | } else { /* 3 < nr < 8 */ |
1da177e4 | 935 | adm1026_write_value(client, ADM1026_REG_FAN_DIV_4_7, |
52bc9802 GG |
936 | (DIV_TO_REG(data->fan_div[4]) << 0) | |
937 | (DIV_TO_REG(data->fan_div[5]) << 2) | | |
938 | (DIV_TO_REG(data->fan_div[6]) << 4) | | |
939 | (DIV_TO_REG(data->fan_div[7]) << 6)); | |
1da177e4 LT |
940 | } |
941 | ||
942 | if (data->fan_div[nr] != orig_div) { | |
cb01a231 | 943 | fixup_fan_min(dev, nr, orig_div); |
1da177e4 | 944 | } |
9a61bf63 | 945 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
946 | return count; |
947 | } | |
948 | ||
cb01a231 JD |
949 | #define fan_offset_div(offset) \ |
950 | static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \ | |
050480f1 | 951 | show_fan_div, set_fan_div, offset - 1); |
1da177e4 LT |
952 | |
953 | fan_offset_div(1); | |
954 | fan_offset_div(2); | |
955 | fan_offset_div(3); | |
956 | fan_offset_div(4); | |
957 | fan_offset_div(5); | |
958 | fan_offset_div(6); | |
959 | fan_offset_div(7); | |
960 | fan_offset_div(8); | |
961 | ||
962 | /* Temps */ | |
050480f1 YI |
963 | static ssize_t show_temp(struct device *dev, struct device_attribute *attr, |
964 | char *buf) | |
1da177e4 | 965 | { |
050480f1 YI |
966 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
967 | int nr = sensor_attr->index; | |
1da177e4 | 968 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 969 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[nr])); |
1da177e4 | 970 | } |
050480f1 YI |
971 | static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr, |
972 | char *buf) | |
1da177e4 | 973 | { |
050480f1 YI |
974 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
975 | int nr = sensor_attr->index; | |
1da177e4 | 976 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 977 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[nr])); |
1da177e4 | 978 | } |
050480f1 YI |
979 | static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr, |
980 | const char *buf, size_t count) | |
1da177e4 | 981 | { |
050480f1 YI |
982 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
983 | int nr = sensor_attr->index; | |
1da177e4 LT |
984 | struct i2c_client *client = to_i2c_client(dev); |
985 | struct adm1026_data *data = i2c_get_clientdata(client); | |
986 | int val = simple_strtol(buf, NULL, 10); | |
987 | ||
9a61bf63 | 988 | mutex_lock(&data->update_lock); |
1da177e4 LT |
989 | data->temp_min[nr] = TEMP_TO_REG(val); |
990 | adm1026_write_value(client, ADM1026_REG_TEMP_MIN[nr], | |
991 | data->temp_min[nr]); | |
9a61bf63 | 992 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
993 | return count; |
994 | } | |
050480f1 YI |
995 | static ssize_t show_temp_max(struct device *dev, struct device_attribute *attr, |
996 | char *buf) | |
1da177e4 | 997 | { |
050480f1 YI |
998 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
999 | int nr = sensor_attr->index; | |
1da177e4 | 1000 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1001 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[nr])); |
1da177e4 | 1002 | } |
050480f1 YI |
1003 | static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr, |
1004 | const char *buf, size_t count) | |
1da177e4 | 1005 | { |
050480f1 YI |
1006 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1007 | int nr = sensor_attr->index; | |
1da177e4 LT |
1008 | struct i2c_client *client = to_i2c_client(dev); |
1009 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1010 | int val = simple_strtol(buf, NULL, 10); | |
1011 | ||
9a61bf63 | 1012 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1013 | data->temp_max[nr] = TEMP_TO_REG(val); |
1014 | adm1026_write_value(client, ADM1026_REG_TEMP_MAX[nr], | |
1015 | data->temp_max[nr]); | |
9a61bf63 | 1016 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1017 | return count; |
1018 | } | |
050480f1 YI |
1019 | |
1020 | #define temp_reg(offset) \ | |
cb01a231 | 1021 | static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_temp, \ |
050480f1 YI |
1022 | NULL, offset - 1); \ |
1023 | static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IRUGO | S_IWUSR, \ | |
1024 | show_temp_min, set_temp_min, offset - 1); \ | |
1025 | static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR, \ | |
1026 | show_temp_max, set_temp_max, offset - 1); | |
1da177e4 LT |
1027 | |
1028 | ||
1029 | temp_reg(1); | |
1030 | temp_reg(2); | |
1031 | temp_reg(3); | |
1032 | ||
050480f1 YI |
1033 | static ssize_t show_temp_offset(struct device *dev, |
1034 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1035 | { |
050480f1 YI |
1036 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1037 | int nr = sensor_attr->index; | |
1da177e4 | 1038 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1039 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_offset[nr])); |
1da177e4 | 1040 | } |
050480f1 YI |
1041 | static ssize_t set_temp_offset(struct device *dev, |
1042 | struct device_attribute *attr, const char *buf, | |
1043 | size_t count) | |
1da177e4 | 1044 | { |
050480f1 YI |
1045 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1046 | int nr = sensor_attr->index; | |
1da177e4 LT |
1047 | struct i2c_client *client = to_i2c_client(dev); |
1048 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1049 | int val = simple_strtol(buf, NULL, 10); | |
1050 | ||
9a61bf63 | 1051 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1052 | data->temp_offset[nr] = TEMP_TO_REG(val); |
1053 | adm1026_write_value(client, ADM1026_REG_TEMP_OFFSET[nr], | |
1054 | data->temp_offset[nr]); | |
9a61bf63 | 1055 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1056 | return count; |
1057 | } | |
1058 | ||
050480f1 YI |
1059 | #define temp_offset_reg(offset) \ |
1060 | static SENSOR_DEVICE_ATTR(temp##offset##_offset, S_IRUGO | S_IWUSR, \ | |
1061 | show_temp_offset, set_temp_offset, offset - 1); | |
1da177e4 LT |
1062 | |
1063 | temp_offset_reg(1); | |
1064 | temp_offset_reg(2); | |
1065 | temp_offset_reg(3); | |
1066 | ||
050480f1 YI |
1067 | static ssize_t show_temp_auto_point1_temp_hyst(struct device *dev, |
1068 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1069 | { |
050480f1 YI |
1070 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1071 | int nr = sensor_attr->index; | |
1da177e4 | 1072 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1073 | return sprintf(buf, "%d\n", TEMP_FROM_REG( |
1da177e4 LT |
1074 | ADM1026_FAN_ACTIVATION_TEMP_HYST + data->temp_tmin[nr])); |
1075 | } | |
050480f1 YI |
1076 | static ssize_t show_temp_auto_point2_temp(struct device *dev, |
1077 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1078 | { |
050480f1 YI |
1079 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1080 | int nr = sensor_attr->index; | |
1da177e4 | 1081 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1082 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr] + |
1da177e4 LT |
1083 | ADM1026_FAN_CONTROL_TEMP_RANGE)); |
1084 | } | |
050480f1 YI |
1085 | static ssize_t show_temp_auto_point1_temp(struct device *dev, |
1086 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1087 | { |
050480f1 YI |
1088 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1089 | int nr = sensor_attr->index; | |
1da177e4 | 1090 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1091 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr])); |
1da177e4 | 1092 | } |
050480f1 YI |
1093 | static ssize_t set_temp_auto_point1_temp(struct device *dev, |
1094 | struct device_attribute *attr, const char *buf, size_t count) | |
1da177e4 | 1095 | { |
050480f1 YI |
1096 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1097 | int nr = sensor_attr->index; | |
1da177e4 LT |
1098 | struct i2c_client *client = to_i2c_client(dev); |
1099 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1100 | int val = simple_strtol(buf, NULL, 10); | |
1101 | ||
9a61bf63 | 1102 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1103 | data->temp_tmin[nr] = TEMP_TO_REG(val); |
1104 | adm1026_write_value(client, ADM1026_REG_TEMP_TMIN[nr], | |
1105 | data->temp_tmin[nr]); | |
9a61bf63 | 1106 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1107 | return count; |
1108 | } | |
1109 | ||
cb01a231 JD |
1110 | #define temp_auto_point(offset) \ |
1111 | static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp, \ | |
1112 | S_IRUGO | S_IWUSR, show_temp_auto_point1_temp, \ | |
1113 | set_temp_auto_point1_temp, offset - 1); \ | |
1114 | static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp_hyst, S_IRUGO,\ | |
1115 | show_temp_auto_point1_temp_hyst, NULL, offset - 1); \ | |
1116 | static SENSOR_DEVICE_ATTR(temp##offset##_auto_point2_temp, S_IRUGO, \ | |
050480f1 | 1117 | show_temp_auto_point2_temp, NULL, offset - 1); |
1da177e4 LT |
1118 | |
1119 | temp_auto_point(1); | |
1120 | temp_auto_point(2); | |
1121 | temp_auto_point(3); | |
1122 | ||
050480f1 YI |
1123 | static ssize_t show_temp_crit_enable(struct device *dev, |
1124 | struct device_attribute *attr, char *buf) | |
1da177e4 LT |
1125 | { |
1126 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1127 | return sprintf(buf, "%d\n", (data->config1 & CFG1_THERM_HOT) >> 4); |
1da177e4 | 1128 | } |
050480f1 YI |
1129 | static ssize_t set_temp_crit_enable(struct device *dev, |
1130 | struct device_attribute *attr, const char *buf, size_t count) | |
1da177e4 LT |
1131 | { |
1132 | struct i2c_client *client = to_i2c_client(dev); | |
1133 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1134 | int val = simple_strtol(buf, NULL, 10); | |
1135 | ||
1136 | if ((val == 1) || (val==0)) { | |
9a61bf63 | 1137 | mutex_lock(&data->update_lock); |
1da177e4 | 1138 | data->config1 = (data->config1 & ~CFG1_THERM_HOT) | (val << 4); |
cb01a231 | 1139 | adm1026_write_value(client, ADM1026_REG_CONFIG1, |
1da177e4 | 1140 | data->config1); |
9a61bf63 | 1141 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1142 | } |
1143 | return count; | |
1144 | } | |
1145 | ||
050480f1 YI |
1146 | #define temp_crit_enable(offset) \ |
1147 | static DEVICE_ATTR(temp##offset##_crit_enable, S_IRUGO | S_IWUSR, \ | |
1da177e4 LT |
1148 | show_temp_crit_enable, set_temp_crit_enable); |
1149 | ||
050480f1 YI |
1150 | temp_crit_enable(1); |
1151 | temp_crit_enable(2); | |
1152 | temp_crit_enable(3); | |
1da177e4 | 1153 | |
050480f1 YI |
1154 | static ssize_t show_temp_crit(struct device *dev, |
1155 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1156 | { |
050480f1 YI |
1157 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1158 | int nr = sensor_attr->index; | |
1da177e4 | 1159 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1160 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_crit[nr])); |
1da177e4 | 1161 | } |
050480f1 YI |
1162 | static ssize_t set_temp_crit(struct device *dev, struct device_attribute *attr, |
1163 | const char *buf, size_t count) | |
1da177e4 | 1164 | { |
050480f1 YI |
1165 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1166 | int nr = sensor_attr->index; | |
1da177e4 LT |
1167 | struct i2c_client *client = to_i2c_client(dev); |
1168 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1169 | int val = simple_strtol(buf, NULL, 10); | |
1170 | ||
9a61bf63 | 1171 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1172 | data->temp_crit[nr] = TEMP_TO_REG(val); |
1173 | adm1026_write_value(client, ADM1026_REG_TEMP_THERM[nr], | |
1174 | data->temp_crit[nr]); | |
9a61bf63 | 1175 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1176 | return count; |
1177 | } | |
1178 | ||
050480f1 YI |
1179 | #define temp_crit_reg(offset) \ |
1180 | static SENSOR_DEVICE_ATTR(temp##offset##_crit, S_IRUGO | S_IWUSR, \ | |
1181 | show_temp_crit, set_temp_crit, offset - 1); | |
1da177e4 LT |
1182 | |
1183 | temp_crit_reg(1); | |
1184 | temp_crit_reg(2); | |
1185 | temp_crit_reg(3); | |
1186 | ||
74880c06 | 1187 | static ssize_t show_analog_out_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1188 | { |
1189 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1190 | return sprintf(buf, "%d\n", DAC_FROM_REG(data->analog_out)); |
1da177e4 | 1191 | } |
74880c06 | 1192 | static ssize_t set_analog_out_reg(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1193 | size_t count) |
1194 | { | |
1195 | struct i2c_client *client = to_i2c_client(dev); | |
1196 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1197 | int val = simple_strtol(buf, NULL, 10); | |
1198 | ||
9a61bf63 | 1199 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1200 | data->analog_out = DAC_TO_REG(val); |
1201 | adm1026_write_value(client, ADM1026_REG_DAC, data->analog_out); | |
9a61bf63 | 1202 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1203 | return count; |
1204 | } | |
1205 | ||
cb01a231 | 1206 | static DEVICE_ATTR(analog_out, S_IRUGO | S_IWUSR, show_analog_out_reg, |
1da177e4 LT |
1207 | set_analog_out_reg); |
1208 | ||
74880c06 | 1209 | static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1210 | { |
1211 | struct adm1026_data *data = adm1026_update_device(dev); | |
a0cf354a JD |
1212 | int vid = (data->gpio >> 11) & 0x1f; |
1213 | ||
1214 | dev_dbg(dev, "Setting VID from GPIO11-15.\n"); | |
1215 | return sprintf(buf, "%d\n", vid_from_reg(vid, data->vrm)); | |
1da177e4 | 1216 | } |
937df8df | 1217 | static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL); |
1da177e4 | 1218 | |
74880c06 | 1219 | static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 | 1220 | { |
90d6619a | 1221 | struct adm1026_data *data = dev_get_drvdata(dev); |
cb01a231 | 1222 | return sprintf(buf, "%d\n", data->vrm); |
1da177e4 | 1223 | } |
74880c06 | 1224 | static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1225 | size_t count) |
1226 | { | |
f67fdabf | 1227 | struct adm1026_data *data = dev_get_drvdata(dev); |
1da177e4 LT |
1228 | |
1229 | data->vrm = simple_strtol(buf, NULL, 10); | |
1230 | return count; | |
1231 | } | |
1232 | ||
1233 | static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg); | |
1234 | ||
74880c06 | 1235 | static ssize_t show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1236 | { |
1237 | struct adm1026_data *data = adm1026_update_device(dev); | |
f67fdabf | 1238 | return sprintf(buf, "%ld\n", data->alarms); |
1da177e4 LT |
1239 | } |
1240 | ||
1241 | static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL); | |
1242 | ||
a9273cb8 JD |
1243 | static ssize_t show_alarm(struct device *dev, struct device_attribute *attr, |
1244 | char *buf) | |
1245 | { | |
1246 | struct adm1026_data *data = adm1026_update_device(dev); | |
1247 | int bitnr = to_sensor_dev_attr(attr)->index; | |
1248 | return sprintf(buf, "%ld\n", (data->alarms >> bitnr) & 1); | |
1249 | } | |
1250 | ||
1251 | static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 0); | |
1252 | static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 1); | |
1253 | static SENSOR_DEVICE_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, 1); | |
1254 | static SENSOR_DEVICE_ATTR(in11_alarm, S_IRUGO, show_alarm, NULL, 2); | |
1255 | static SENSOR_DEVICE_ATTR(in12_alarm, S_IRUGO, show_alarm, NULL, 3); | |
1256 | static SENSOR_DEVICE_ATTR(in13_alarm, S_IRUGO, show_alarm, NULL, 4); | |
1257 | static SENSOR_DEVICE_ATTR(in14_alarm, S_IRUGO, show_alarm, NULL, 5); | |
1258 | static SENSOR_DEVICE_ATTR(in15_alarm, S_IRUGO, show_alarm, NULL, 6); | |
1259 | static SENSOR_DEVICE_ATTR(in16_alarm, S_IRUGO, show_alarm, NULL, 7); | |
1260 | static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 8); | |
1261 | static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 9); | |
1262 | static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 10); | |
1263 | static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 11); | |
1264 | static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 12); | |
1265 | static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 13); | |
1266 | static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 14); | |
1267 | static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 15); | |
1268 | static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 16); | |
1269 | static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 17); | |
1270 | static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 18); | |
1271 | static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 19); | |
1272 | static SENSOR_DEVICE_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 20); | |
1273 | static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_alarm, NULL, 21); | |
1274 | static SENSOR_DEVICE_ATTR(fan7_alarm, S_IRUGO, show_alarm, NULL, 22); | |
1275 | static SENSOR_DEVICE_ATTR(fan8_alarm, S_IRUGO, show_alarm, NULL, 23); | |
1276 | static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 24); | |
1277 | static SENSOR_DEVICE_ATTR(in10_alarm, S_IRUGO, show_alarm, NULL, 25); | |
1278 | static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 26); | |
1279 | ||
74880c06 | 1280 | static ssize_t show_alarm_mask(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1281 | { |
1282 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1283 | return sprintf(buf, "%ld\n", data->alarm_mask); |
1da177e4 | 1284 | } |
74880c06 | 1285 | static ssize_t set_alarm_mask(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1286 | size_t count) |
1287 | { | |
1288 | struct i2c_client *client = to_i2c_client(dev); | |
1289 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1290 | int val = simple_strtol(buf, NULL, 10); | |
1291 | unsigned long mask; | |
1292 | ||
9a61bf63 | 1293 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1294 | data->alarm_mask = val & 0x7fffffff; |
1295 | mask = data->alarm_mask | |
1296 | | (data->gpio_mask & 0x10000 ? 0x80000000 : 0); | |
1297 | adm1026_write_value(client, ADM1026_REG_MASK1, | |
1298 | mask & 0xff); | |
1299 | mask >>= 8; | |
1300 | adm1026_write_value(client, ADM1026_REG_MASK2, | |
1301 | mask & 0xff); | |
1302 | mask >>= 8; | |
1303 | adm1026_write_value(client, ADM1026_REG_MASK3, | |
1304 | mask & 0xff); | |
1305 | mask >>= 8; | |
1306 | adm1026_write_value(client, ADM1026_REG_MASK4, | |
1307 | mask & 0xff); | |
9a61bf63 | 1308 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1309 | return count; |
1310 | } | |
1311 | ||
1312 | static DEVICE_ATTR(alarm_mask, S_IRUGO | S_IWUSR, show_alarm_mask, | |
1313 | set_alarm_mask); | |
1314 | ||
1315 | ||
74880c06 | 1316 | static ssize_t show_gpio(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1317 | { |
1318 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1319 | return sprintf(buf, "%ld\n", data->gpio); |
1da177e4 | 1320 | } |
74880c06 | 1321 | static ssize_t set_gpio(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1322 | size_t count) |
1323 | { | |
1324 | struct i2c_client *client = to_i2c_client(dev); | |
1325 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1326 | int val = simple_strtol(buf, NULL, 10); | |
cb01a231 | 1327 | long gpio; |
1da177e4 | 1328 | |
9a61bf63 | 1329 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1330 | data->gpio = val & 0x1ffff; |
1331 | gpio = data->gpio; | |
cb01a231 | 1332 | adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_0_7, gpio & 0xff); |
1da177e4 | 1333 | gpio >>= 8; |
cb01a231 | 1334 | adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_8_15, gpio & 0xff); |
1da177e4 | 1335 | gpio = ((gpio >> 1) & 0x80) | (data->alarms >> 24 & 0x7f); |
cb01a231 | 1336 | adm1026_write_value(client, ADM1026_REG_STATUS4, gpio & 0xff); |
9a61bf63 | 1337 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1338 | return count; |
1339 | } | |
1340 | ||
1341 | static DEVICE_ATTR(gpio, S_IRUGO | S_IWUSR, show_gpio, set_gpio); | |
1342 | ||
1343 | ||
74880c06 | 1344 | static ssize_t show_gpio_mask(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1345 | { |
1346 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1347 | return sprintf(buf, "%ld\n", data->gpio_mask); |
1da177e4 | 1348 | } |
74880c06 | 1349 | static ssize_t set_gpio_mask(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1350 | size_t count) |
1351 | { | |
1352 | struct i2c_client *client = to_i2c_client(dev); | |
1353 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1354 | int val = simple_strtol(buf, NULL, 10); | |
cb01a231 | 1355 | long mask; |
1da177e4 | 1356 | |
9a61bf63 | 1357 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1358 | data->gpio_mask = val & 0x1ffff; |
1359 | mask = data->gpio_mask; | |
cb01a231 | 1360 | adm1026_write_value(client, ADM1026_REG_GPIO_MASK_0_7, mask & 0xff); |
1da177e4 | 1361 | mask >>= 8; |
cb01a231 | 1362 | adm1026_write_value(client, ADM1026_REG_GPIO_MASK_8_15, mask & 0xff); |
1da177e4 | 1363 | mask = ((mask >> 1) & 0x80) | (data->alarm_mask >> 24 & 0x7f); |
cb01a231 | 1364 | adm1026_write_value(client, ADM1026_REG_MASK1, mask & 0xff); |
9a61bf63 | 1365 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1366 | return count; |
1367 | } | |
1368 | ||
1369 | static DEVICE_ATTR(gpio_mask, S_IRUGO | S_IWUSR, show_gpio_mask, set_gpio_mask); | |
1370 | ||
74880c06 | 1371 | static ssize_t show_pwm_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1372 | { |
1373 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1374 | return sprintf(buf, "%d\n", PWM_FROM_REG(data->pwm1.pwm)); |
1da177e4 | 1375 | } |
74880c06 | 1376 | static ssize_t set_pwm_reg(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1377 | size_t count) |
1378 | { | |
1379 | struct i2c_client *client = to_i2c_client(dev); | |
1380 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1381 | ||
1382 | if (data->pwm1.enable == 1) { | |
1383 | int val = simple_strtol(buf, NULL, 10); | |
1384 | ||
9a61bf63 | 1385 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1386 | data->pwm1.pwm = PWM_TO_REG(val); |
1387 | adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm); | |
9a61bf63 | 1388 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1389 | } |
1390 | return count; | |
1391 | } | |
74880c06 | 1392 | static ssize_t show_auto_pwm_min(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1393 | { |
1394 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1395 | return sprintf(buf, "%d\n", data->pwm1.auto_pwm_min); |
1da177e4 | 1396 | } |
74880c06 | 1397 | static ssize_t set_auto_pwm_min(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1398 | size_t count) |
1399 | { | |
1400 | struct i2c_client *client = to_i2c_client(dev); | |
1401 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1402 | int val = simple_strtol(buf, NULL, 10); | |
1403 | ||
9a61bf63 | 1404 | mutex_lock(&data->update_lock); |
cb01a231 | 1405 | data->pwm1.auto_pwm_min = SENSORS_LIMIT(val, 0, 255); |
1da177e4 LT |
1406 | if (data->pwm1.enable == 2) { /* apply immediately */ |
1407 | data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) | | |
cb01a231 | 1408 | PWM_MIN_TO_REG(data->pwm1.auto_pwm_min)); |
1da177e4 LT |
1409 | adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm); |
1410 | } | |
9a61bf63 | 1411 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1412 | return count; |
1413 | } | |
74880c06 | 1414 | static ssize_t show_auto_pwm_max(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 | 1415 | { |
cb01a231 | 1416 | return sprintf(buf, "%d\n", ADM1026_PWM_MAX); |
1da177e4 | 1417 | } |
74880c06 | 1418 | static ssize_t show_pwm_enable(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1419 | { |
1420 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1421 | return sprintf(buf, "%d\n", data->pwm1.enable); |
1da177e4 | 1422 | } |
74880c06 | 1423 | static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1424 | size_t count) |
1425 | { | |
1426 | struct i2c_client *client = to_i2c_client(dev); | |
1427 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1428 | int val = simple_strtol(buf, NULL, 10); | |
cb01a231 | 1429 | int old_enable; |
1da177e4 LT |
1430 | |
1431 | if ((val >= 0) && (val < 3)) { | |
9a61bf63 | 1432 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1433 | old_enable = data->pwm1.enable; |
1434 | data->pwm1.enable = val; | |
1435 | data->config1 = (data->config1 & ~CFG1_PWM_AFC) | |
1436 | | ((val == 2) ? CFG1_PWM_AFC : 0); | |
1437 | adm1026_write_value(client, ADM1026_REG_CONFIG1, | |
1438 | data->config1); | |
cb01a231 | 1439 | if (val == 2) { /* apply pwm1_auto_pwm_min to pwm1 */ |
1da177e4 | 1440 | data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) | |
cb01a231 JD |
1441 | PWM_MIN_TO_REG(data->pwm1.auto_pwm_min)); |
1442 | adm1026_write_value(client, ADM1026_REG_PWM, | |
1da177e4 LT |
1443 | data->pwm1.pwm); |
1444 | } else if (!((old_enable == 1) && (val == 1))) { | |
1445 | /* set pwm to safe value */ | |
1446 | data->pwm1.pwm = 255; | |
cb01a231 | 1447 | adm1026_write_value(client, ADM1026_REG_PWM, |
1da177e4 LT |
1448 | data->pwm1.pwm); |
1449 | } | |
9a61bf63 | 1450 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1451 | } |
1452 | return count; | |
1453 | } | |
1454 | ||
1455 | /* enable PWM fan control */ | |
cb01a231 JD |
1456 | static DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg); |
1457 | static DEVICE_ATTR(pwm2, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg); | |
1458 | static DEVICE_ATTR(pwm3, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg); | |
1459 | static DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, show_pwm_enable, | |
1da177e4 | 1460 | set_pwm_enable); |
cb01a231 | 1461 | static DEVICE_ATTR(pwm2_enable, S_IRUGO | S_IWUSR, show_pwm_enable, |
1da177e4 | 1462 | set_pwm_enable); |
cb01a231 | 1463 | static DEVICE_ATTR(pwm3_enable, S_IRUGO | S_IWUSR, show_pwm_enable, |
1da177e4 | 1464 | set_pwm_enable); |
cb01a231 | 1465 | static DEVICE_ATTR(temp1_auto_point1_pwm, S_IRUGO | S_IWUSR, |
1da177e4 | 1466 | show_auto_pwm_min, set_auto_pwm_min); |
cb01a231 | 1467 | static DEVICE_ATTR(temp2_auto_point1_pwm, S_IRUGO | S_IWUSR, |
1da177e4 | 1468 | show_auto_pwm_min, set_auto_pwm_min); |
cb01a231 | 1469 | static DEVICE_ATTR(temp3_auto_point1_pwm, S_IRUGO | S_IWUSR, |
1da177e4 LT |
1470 | show_auto_pwm_min, set_auto_pwm_min); |
1471 | ||
1472 | static DEVICE_ATTR(temp1_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL); | |
1473 | static DEVICE_ATTR(temp2_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL); | |
1474 | static DEVICE_ATTR(temp3_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL); | |
1475 | ||
681c6f7a MH |
1476 | static struct attribute *adm1026_attributes[] = { |
1477 | &sensor_dev_attr_in0_input.dev_attr.attr, | |
1478 | &sensor_dev_attr_in0_max.dev_attr.attr, | |
1479 | &sensor_dev_attr_in0_min.dev_attr.attr, | |
a9273cb8 | 1480 | &sensor_dev_attr_in0_alarm.dev_attr.attr, |
681c6f7a MH |
1481 | &sensor_dev_attr_in1_input.dev_attr.attr, |
1482 | &sensor_dev_attr_in1_max.dev_attr.attr, | |
1483 | &sensor_dev_attr_in1_min.dev_attr.attr, | |
a9273cb8 | 1484 | &sensor_dev_attr_in1_alarm.dev_attr.attr, |
681c6f7a MH |
1485 | &sensor_dev_attr_in2_input.dev_attr.attr, |
1486 | &sensor_dev_attr_in2_max.dev_attr.attr, | |
1487 | &sensor_dev_attr_in2_min.dev_attr.attr, | |
a9273cb8 | 1488 | &sensor_dev_attr_in2_alarm.dev_attr.attr, |
681c6f7a MH |
1489 | &sensor_dev_attr_in3_input.dev_attr.attr, |
1490 | &sensor_dev_attr_in3_max.dev_attr.attr, | |
1491 | &sensor_dev_attr_in3_min.dev_attr.attr, | |
a9273cb8 | 1492 | &sensor_dev_attr_in3_alarm.dev_attr.attr, |
681c6f7a MH |
1493 | &sensor_dev_attr_in4_input.dev_attr.attr, |
1494 | &sensor_dev_attr_in4_max.dev_attr.attr, | |
1495 | &sensor_dev_attr_in4_min.dev_attr.attr, | |
a9273cb8 | 1496 | &sensor_dev_attr_in4_alarm.dev_attr.attr, |
681c6f7a MH |
1497 | &sensor_dev_attr_in5_input.dev_attr.attr, |
1498 | &sensor_dev_attr_in5_max.dev_attr.attr, | |
1499 | &sensor_dev_attr_in5_min.dev_attr.attr, | |
a9273cb8 | 1500 | &sensor_dev_attr_in5_alarm.dev_attr.attr, |
681c6f7a MH |
1501 | &sensor_dev_attr_in6_input.dev_attr.attr, |
1502 | &sensor_dev_attr_in6_max.dev_attr.attr, | |
1503 | &sensor_dev_attr_in6_min.dev_attr.attr, | |
a9273cb8 | 1504 | &sensor_dev_attr_in6_alarm.dev_attr.attr, |
681c6f7a MH |
1505 | &sensor_dev_attr_in7_input.dev_attr.attr, |
1506 | &sensor_dev_attr_in7_max.dev_attr.attr, | |
1507 | &sensor_dev_attr_in7_min.dev_attr.attr, | |
a9273cb8 | 1508 | &sensor_dev_attr_in7_alarm.dev_attr.attr, |
681c6f7a MH |
1509 | &sensor_dev_attr_in10_input.dev_attr.attr, |
1510 | &sensor_dev_attr_in10_max.dev_attr.attr, | |
1511 | &sensor_dev_attr_in10_min.dev_attr.attr, | |
a9273cb8 | 1512 | &sensor_dev_attr_in10_alarm.dev_attr.attr, |
681c6f7a MH |
1513 | &sensor_dev_attr_in11_input.dev_attr.attr, |
1514 | &sensor_dev_attr_in11_max.dev_attr.attr, | |
1515 | &sensor_dev_attr_in11_min.dev_attr.attr, | |
a9273cb8 | 1516 | &sensor_dev_attr_in11_alarm.dev_attr.attr, |
681c6f7a MH |
1517 | &sensor_dev_attr_in12_input.dev_attr.attr, |
1518 | &sensor_dev_attr_in12_max.dev_attr.attr, | |
1519 | &sensor_dev_attr_in12_min.dev_attr.attr, | |
a9273cb8 | 1520 | &sensor_dev_attr_in12_alarm.dev_attr.attr, |
681c6f7a MH |
1521 | &sensor_dev_attr_in13_input.dev_attr.attr, |
1522 | &sensor_dev_attr_in13_max.dev_attr.attr, | |
1523 | &sensor_dev_attr_in13_min.dev_attr.attr, | |
a9273cb8 | 1524 | &sensor_dev_attr_in13_alarm.dev_attr.attr, |
681c6f7a MH |
1525 | &sensor_dev_attr_in14_input.dev_attr.attr, |
1526 | &sensor_dev_attr_in14_max.dev_attr.attr, | |
1527 | &sensor_dev_attr_in14_min.dev_attr.attr, | |
a9273cb8 | 1528 | &sensor_dev_attr_in14_alarm.dev_attr.attr, |
681c6f7a MH |
1529 | &sensor_dev_attr_in15_input.dev_attr.attr, |
1530 | &sensor_dev_attr_in15_max.dev_attr.attr, | |
1531 | &sensor_dev_attr_in15_min.dev_attr.attr, | |
a9273cb8 | 1532 | &sensor_dev_attr_in15_alarm.dev_attr.attr, |
681c6f7a MH |
1533 | &sensor_dev_attr_in16_input.dev_attr.attr, |
1534 | &sensor_dev_attr_in16_max.dev_attr.attr, | |
1535 | &sensor_dev_attr_in16_min.dev_attr.attr, | |
a9273cb8 | 1536 | &sensor_dev_attr_in16_alarm.dev_attr.attr, |
681c6f7a MH |
1537 | &sensor_dev_attr_fan1_input.dev_attr.attr, |
1538 | &sensor_dev_attr_fan1_div.dev_attr.attr, | |
1539 | &sensor_dev_attr_fan1_min.dev_attr.attr, | |
a9273cb8 | 1540 | &sensor_dev_attr_fan1_alarm.dev_attr.attr, |
681c6f7a MH |
1541 | &sensor_dev_attr_fan2_input.dev_attr.attr, |
1542 | &sensor_dev_attr_fan2_div.dev_attr.attr, | |
1543 | &sensor_dev_attr_fan2_min.dev_attr.attr, | |
a9273cb8 | 1544 | &sensor_dev_attr_fan2_alarm.dev_attr.attr, |
681c6f7a MH |
1545 | &sensor_dev_attr_fan3_input.dev_attr.attr, |
1546 | &sensor_dev_attr_fan3_div.dev_attr.attr, | |
1547 | &sensor_dev_attr_fan3_min.dev_attr.attr, | |
a9273cb8 | 1548 | &sensor_dev_attr_fan3_alarm.dev_attr.attr, |
681c6f7a MH |
1549 | &sensor_dev_attr_fan4_input.dev_attr.attr, |
1550 | &sensor_dev_attr_fan4_div.dev_attr.attr, | |
1551 | &sensor_dev_attr_fan4_min.dev_attr.attr, | |
a9273cb8 | 1552 | &sensor_dev_attr_fan4_alarm.dev_attr.attr, |
681c6f7a MH |
1553 | &sensor_dev_attr_fan5_input.dev_attr.attr, |
1554 | &sensor_dev_attr_fan5_div.dev_attr.attr, | |
1555 | &sensor_dev_attr_fan5_min.dev_attr.attr, | |
a9273cb8 | 1556 | &sensor_dev_attr_fan5_alarm.dev_attr.attr, |
681c6f7a MH |
1557 | &sensor_dev_attr_fan6_input.dev_attr.attr, |
1558 | &sensor_dev_attr_fan6_div.dev_attr.attr, | |
1559 | &sensor_dev_attr_fan6_min.dev_attr.attr, | |
a9273cb8 | 1560 | &sensor_dev_attr_fan6_alarm.dev_attr.attr, |
681c6f7a MH |
1561 | &sensor_dev_attr_fan7_input.dev_attr.attr, |
1562 | &sensor_dev_attr_fan7_div.dev_attr.attr, | |
1563 | &sensor_dev_attr_fan7_min.dev_attr.attr, | |
a9273cb8 | 1564 | &sensor_dev_attr_fan7_alarm.dev_attr.attr, |
681c6f7a MH |
1565 | &sensor_dev_attr_fan8_input.dev_attr.attr, |
1566 | &sensor_dev_attr_fan8_div.dev_attr.attr, | |
1567 | &sensor_dev_attr_fan8_min.dev_attr.attr, | |
a9273cb8 | 1568 | &sensor_dev_attr_fan8_alarm.dev_attr.attr, |
681c6f7a MH |
1569 | &sensor_dev_attr_temp1_input.dev_attr.attr, |
1570 | &sensor_dev_attr_temp1_max.dev_attr.attr, | |
1571 | &sensor_dev_attr_temp1_min.dev_attr.attr, | |
a9273cb8 | 1572 | &sensor_dev_attr_temp1_alarm.dev_attr.attr, |
681c6f7a MH |
1573 | &sensor_dev_attr_temp2_input.dev_attr.attr, |
1574 | &sensor_dev_attr_temp2_max.dev_attr.attr, | |
1575 | &sensor_dev_attr_temp2_min.dev_attr.attr, | |
a9273cb8 | 1576 | &sensor_dev_attr_temp2_alarm.dev_attr.attr, |
681c6f7a MH |
1577 | &sensor_dev_attr_temp1_offset.dev_attr.attr, |
1578 | &sensor_dev_attr_temp2_offset.dev_attr.attr, | |
681c6f7a MH |
1579 | &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr, |
1580 | &sensor_dev_attr_temp2_auto_point1_temp.dev_attr.attr, | |
681c6f7a MH |
1581 | &sensor_dev_attr_temp1_auto_point1_temp_hyst.dev_attr.attr, |
1582 | &sensor_dev_attr_temp2_auto_point1_temp_hyst.dev_attr.attr, | |
681c6f7a MH |
1583 | &sensor_dev_attr_temp1_auto_point2_temp.dev_attr.attr, |
1584 | &sensor_dev_attr_temp2_auto_point2_temp.dev_attr.attr, | |
681c6f7a MH |
1585 | &sensor_dev_attr_temp1_crit.dev_attr.attr, |
1586 | &sensor_dev_attr_temp2_crit.dev_attr.attr, | |
681c6f7a MH |
1587 | &dev_attr_temp1_crit_enable.attr, |
1588 | &dev_attr_temp2_crit_enable.attr, | |
681c6f7a MH |
1589 | &dev_attr_cpu0_vid.attr, |
1590 | &dev_attr_vrm.attr, | |
1591 | &dev_attr_alarms.attr, | |
1592 | &dev_attr_alarm_mask.attr, | |
1593 | &dev_attr_gpio.attr, | |
1594 | &dev_attr_gpio_mask.attr, | |
1595 | &dev_attr_pwm1.attr, | |
1596 | &dev_attr_pwm2.attr, | |
1597 | &dev_attr_pwm3.attr, | |
1598 | &dev_attr_pwm1_enable.attr, | |
1599 | &dev_attr_pwm2_enable.attr, | |
1600 | &dev_attr_pwm3_enable.attr, | |
1601 | &dev_attr_temp1_auto_point1_pwm.attr, | |
1602 | &dev_attr_temp2_auto_point1_pwm.attr, | |
681c6f7a MH |
1603 | &dev_attr_temp1_auto_point2_pwm.attr, |
1604 | &dev_attr_temp2_auto_point2_pwm.attr, | |
681c6f7a MH |
1605 | &dev_attr_analog_out.attr, |
1606 | NULL | |
1607 | }; | |
1608 | ||
1609 | static const struct attribute_group adm1026_group = { | |
1610 | .attrs = adm1026_attributes, | |
1611 | }; | |
1612 | ||
5b34dbcd JD |
1613 | static struct attribute *adm1026_attributes_temp3[] = { |
1614 | &sensor_dev_attr_temp3_input.dev_attr.attr, | |
1615 | &sensor_dev_attr_temp3_max.dev_attr.attr, | |
1616 | &sensor_dev_attr_temp3_min.dev_attr.attr, | |
1617 | &sensor_dev_attr_temp3_alarm.dev_attr.attr, | |
1618 | &sensor_dev_attr_temp3_offset.dev_attr.attr, | |
1619 | &sensor_dev_attr_temp3_auto_point1_temp.dev_attr.attr, | |
1620 | &sensor_dev_attr_temp3_auto_point1_temp_hyst.dev_attr.attr, | |
1621 | &sensor_dev_attr_temp3_auto_point2_temp.dev_attr.attr, | |
1622 | &sensor_dev_attr_temp3_crit.dev_attr.attr, | |
1623 | &dev_attr_temp3_crit_enable.attr, | |
1624 | &dev_attr_temp3_auto_point1_pwm.attr, | |
1625 | &dev_attr_temp3_auto_point2_pwm.attr, | |
1d5f2c16 | 1626 | NULL |
5b34dbcd JD |
1627 | }; |
1628 | ||
1629 | static const struct attribute_group adm1026_group_temp3 = { | |
1630 | .attrs = adm1026_attributes_temp3, | |
1631 | }; | |
1632 | ||
1633 | static struct attribute *adm1026_attributes_in8_9[] = { | |
1634 | &sensor_dev_attr_in8_input.dev_attr.attr, | |
1635 | &sensor_dev_attr_in8_max.dev_attr.attr, | |
1636 | &sensor_dev_attr_in8_min.dev_attr.attr, | |
1637 | &sensor_dev_attr_in8_alarm.dev_attr.attr, | |
1638 | &sensor_dev_attr_in9_input.dev_attr.attr, | |
1639 | &sensor_dev_attr_in9_max.dev_attr.attr, | |
1640 | &sensor_dev_attr_in9_min.dev_attr.attr, | |
1641 | &sensor_dev_attr_in9_alarm.dev_attr.attr, | |
1d5f2c16 | 1642 | NULL |
5b34dbcd JD |
1643 | }; |
1644 | ||
1645 | static const struct attribute_group adm1026_group_in8_9 = { | |
1646 | .attrs = adm1026_attributes_in8_9, | |
1647 | }; | |
1648 | ||
57f7eb0b | 1649 | /* Return 0 if detection is successful, -ENODEV otherwise */ |
310ec792 | 1650 | static int adm1026_detect(struct i2c_client *client, |
57f7eb0b | 1651 | struct i2c_board_info *info) |
1da177e4 | 1652 | { |
57f7eb0b JD |
1653 | struct i2c_adapter *adapter = client->adapter; |
1654 | int address = client->addr; | |
1da177e4 | 1655 | int company, verstep; |
1da177e4 LT |
1656 | |
1657 | if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) { | |
1658 | /* We need to be able to do byte I/O */ | |
57f7eb0b | 1659 | return -ENODEV; |
1da177e4 LT |
1660 | }; |
1661 | ||
1da177e4 LT |
1662 | /* Now, we do the remaining detection. */ |
1663 | ||
f67fdabf JD |
1664 | company = adm1026_read_value(client, ADM1026_REG_COMPANY); |
1665 | verstep = adm1026_read_value(client, ADM1026_REG_VERSTEP); | |
1da177e4 | 1666 | |
57f7eb0b | 1667 | dev_dbg(&adapter->dev, "Detecting device at %d,0x%02x with" |
1da177e4 | 1668 | " COMPANY: 0x%02x and VERSTEP: 0x%02x\n", |
f67fdabf | 1669 | i2c_adapter_id(client->adapter), client->addr, |
1da177e4 LT |
1670 | company, verstep); |
1671 | ||
52df6440 JD |
1672 | /* Determine the chip type. */ |
1673 | dev_dbg(&adapter->dev, "Autodetecting device at %d,0x%02x...\n", | |
1674 | i2c_adapter_id(adapter), address); | |
1675 | if (company == ADM1026_COMPANY_ANALOG_DEV | |
1676 | && verstep == ADM1026_VERSTEP_ADM1026) { | |
1677 | /* Analog Devices ADM1026 */ | |
1678 | } else if (company == ADM1026_COMPANY_ANALOG_DEV | |
1679 | && (verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) { | |
1680 | dev_err(&adapter->dev, "Unrecognized stepping " | |
1681 | "0x%02x. Defaulting to ADM1026.\n", verstep); | |
1682 | } else if ((verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) { | |
1683 | dev_err(&adapter->dev, "Found version/stepping " | |
1684 | "0x%02x. Assuming generic ADM1026.\n", | |
1685 | verstep); | |
1686 | } else { | |
1687 | dev_dbg(&adapter->dev, "Autodetection failed\n"); | |
1688 | /* Not an ADM1026... */ | |
1689 | return -ENODEV; | |
1da177e4 | 1690 | } |
52df6440 | 1691 | |
57f7eb0b | 1692 | strlcpy(info->type, "adm1026", I2C_NAME_SIZE); |
1da177e4 | 1693 | |
57f7eb0b JD |
1694 | return 0; |
1695 | } | |
1696 | ||
1697 | static int adm1026_probe(struct i2c_client *client, | |
1698 | const struct i2c_device_id *id) | |
1699 | { | |
1700 | struct adm1026_data *data; | |
1701 | int err; | |
1702 | ||
1703 | data = kzalloc(sizeof(struct adm1026_data), GFP_KERNEL); | |
1704 | if (!data) { | |
1705 | err = -ENOMEM; | |
1706 | goto exit; | |
1da177e4 | 1707 | } |
1da177e4 | 1708 | |
57f7eb0b | 1709 | i2c_set_clientdata(client, data); |
9a61bf63 | 1710 | mutex_init(&data->update_lock); |
1da177e4 | 1711 | |
1da177e4 | 1712 | /* Set the VRM version */ |
303760b4 | 1713 | data->vrm = vid_which_vrm(); |
1da177e4 LT |
1714 | |
1715 | /* Initialize the ADM1026 chip */ | |
f67fdabf | 1716 | adm1026_init_client(client); |
1da177e4 LT |
1717 | |
1718 | /* Register sysfs hooks */ | |
f67fdabf | 1719 | if ((err = sysfs_create_group(&client->dev.kobj, &adm1026_group))) |
57f7eb0b | 1720 | goto exitfree; |
5b34dbcd JD |
1721 | if (data->config1 & CFG1_AIN8_9) |
1722 | err = sysfs_create_group(&client->dev.kobj, | |
1723 | &adm1026_group_in8_9); | |
1724 | else | |
1725 | err = sysfs_create_group(&client->dev.kobj, | |
1726 | &adm1026_group_temp3); | |
1727 | if (err) | |
1728 | goto exitremove; | |
681c6f7a | 1729 | |
f67fdabf | 1730 | data->hwmon_dev = hwmon_device_register(&client->dev); |
1beeffe4 TJ |
1731 | if (IS_ERR(data->hwmon_dev)) { |
1732 | err = PTR_ERR(data->hwmon_dev); | |
681c6f7a | 1733 | goto exitremove; |
943b0830 MH |
1734 | } |
1735 | ||
1da177e4 LT |
1736 | return 0; |
1737 | ||
1738 | /* Error out and cleanup code */ | |
681c6f7a | 1739 | exitremove: |
f67fdabf | 1740 | sysfs_remove_group(&client->dev.kobj, &adm1026_group); |
5b34dbcd JD |
1741 | if (data->config1 & CFG1_AIN8_9) |
1742 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_in8_9); | |
1743 | else | |
1744 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_temp3); | |
1da177e4 | 1745 | exitfree: |
1f57ff89 | 1746 | kfree(data); |
1da177e4 LT |
1747 | exit: |
1748 | return err; | |
1749 | } | |
681c6f7a | 1750 | |
57f7eb0b | 1751 | static int adm1026_remove(struct i2c_client *client) |
681c6f7a MH |
1752 | { |
1753 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1beeffe4 | 1754 | hwmon_device_unregister(data->hwmon_dev); |
681c6f7a | 1755 | sysfs_remove_group(&client->dev.kobj, &adm1026_group); |
5b34dbcd JD |
1756 | if (data->config1 & CFG1_AIN8_9) |
1757 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_in8_9); | |
1758 | else | |
1759 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_temp3); | |
681c6f7a MH |
1760 | kfree(data); |
1761 | return 0; | |
1762 | } | |
1763 | ||
1da177e4 LT |
1764 | static int __init sm_adm1026_init(void) |
1765 | { | |
1766 | return i2c_add_driver(&adm1026_driver); | |
1767 | } | |
1768 | ||
cb01a231 | 1769 | static void __exit sm_adm1026_exit(void) |
1da177e4 LT |
1770 | { |
1771 | i2c_del_driver(&adm1026_driver); | |
1772 | } | |
1773 | ||
1774 | MODULE_LICENSE("GPL"); | |
1775 | MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, " | |
cb01a231 | 1776 | "Justin Thiessen <jthiessen@penguincomputing.com>"); |
1da177e4 LT |
1777 | MODULE_DESCRIPTION("ADM1026 driver"); |
1778 | ||
1779 | module_init(sm_adm1026_init); | |
1780 | module_exit(sm_adm1026_exit); |