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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 | ||
9 | <http://www.analog.com/UploadedFiles/Data_Sheets/779263102ADM1026_a.pdf> | |
10 | ||
11 | This program is free software; you can redistribute it and/or modify | |
12 | it under the terms of the GNU General Public License as published by | |
13 | the Free Software Foundation; either version 2 of the License, or | |
14 | (at your option) any later version. | |
15 | ||
16 | This program is distributed in the hope that it will be useful, | |
17 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | GNU General Public License for more details. | |
20 | ||
21 | You should have received a copy of the GNU General Public License | |
22 | along with this program; if not, write to the Free Software | |
23 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
24 | */ | |
25 | ||
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 LT |
39 | |
40 | /* Insmod parameters */ | |
f4b50261 | 41 | I2C_CLIENT_INSMOD_1(adm1026); |
1da177e4 | 42 | |
cb01a231 JD |
43 | static int gpio_input[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, |
44 | -1, -1, -1, -1, -1, -1, -1, -1 }; | |
1da177e4 LT |
45 | static int gpio_output[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, |
46 | -1, -1, -1, -1, -1, -1, -1, -1 }; | |
47 | static int gpio_inverted[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, | |
48 | -1, -1, -1, -1, -1, -1, -1, -1 }; | |
49 | static int gpio_normal[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, | |
50 | -1, -1, -1, -1, -1, -1, -1, -1 }; | |
51 | static int gpio_fan[8] = { -1, -1, -1, -1, -1, -1, -1, -1 }; | |
cb01a231 JD |
52 | module_param_array(gpio_input, int, NULL, 0); |
53 | MODULE_PARM_DESC(gpio_input, "List of GPIO pins (0-16) to program as inputs"); | |
54 | module_param_array(gpio_output, int, NULL, 0); | |
55 | MODULE_PARM_DESC(gpio_output, "List of GPIO pins (0-16) to program as " | |
1da177e4 | 56 | "outputs"); |
cb01a231 JD |
57 | module_param_array(gpio_inverted, int, NULL, 0); |
58 | MODULE_PARM_DESC(gpio_inverted, "List of GPIO pins (0-16) to program as " | |
1da177e4 | 59 | "inverted"); |
cb01a231 JD |
60 | module_param_array(gpio_normal, int, NULL, 0); |
61 | MODULE_PARM_DESC(gpio_normal, "List of GPIO pins (0-16) to program as " | |
1da177e4 | 62 | "normal/non-inverted"); |
cb01a231 JD |
63 | module_param_array(gpio_fan, int, NULL, 0); |
64 | MODULE_PARM_DESC(gpio_fan, "List of GPIO pins (0-7) to program as fan tachs"); | |
1da177e4 LT |
65 | |
66 | /* Many ADM1026 constants specified below */ | |
67 | ||
68 | /* The ADM1026 registers */ | |
cb01a231 JD |
69 | #define ADM1026_REG_CONFIG1 0x00 |
70 | #define CFG1_MONITOR 0x01 | |
71 | #define CFG1_INT_ENABLE 0x02 | |
72 | #define CFG1_INT_CLEAR 0x04 | |
73 | #define CFG1_AIN8_9 0x08 | |
74 | #define CFG1_THERM_HOT 0x10 | |
75 | #define CFG1_DAC_AFC 0x20 | |
76 | #define CFG1_PWM_AFC 0x40 | |
77 | #define CFG1_RESET 0x80 | |
78 | ||
79 | #define ADM1026_REG_CONFIG2 0x01 | |
1da177e4 | 80 | /* CONFIG2 controls FAN0/GPIO0 through FAN7/GPIO7 */ |
cb01a231 JD |
81 | |
82 | #define ADM1026_REG_CONFIG3 0x07 | |
83 | #define CFG3_GPIO16_ENABLE 0x01 | |
84 | #define CFG3_CI_CLEAR 0x02 | |
85 | #define CFG3_VREF_250 0x04 | |
86 | #define CFG3_GPIO16_DIR 0x40 | |
87 | #define CFG3_GPIO16_POL 0x80 | |
88 | ||
89 | #define ADM1026_REG_E2CONFIG 0x13 | |
90 | #define E2CFG_READ 0x01 | |
91 | #define E2CFG_WRITE 0x02 | |
92 | #define E2CFG_ERASE 0x04 | |
93 | #define E2CFG_ROM 0x08 | |
94 | #define E2CFG_CLK_EXT 0x80 | |
1da177e4 LT |
95 | |
96 | /* There are 10 general analog inputs and 7 dedicated inputs | |
97 | * They are: | |
98 | * 0 - 9 = AIN0 - AIN9 | |
99 | * 10 = Vbat | |
100 | * 11 = 3.3V Standby | |
101 | * 12 = 3.3V Main | |
102 | * 13 = +5V | |
103 | * 14 = Vccp (CPU core voltage) | |
104 | * 15 = +12V | |
105 | * 16 = -12V | |
106 | */ | |
107 | static u16 ADM1026_REG_IN[] = { | |
108 | 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, | |
109 | 0x36, 0x37, 0x27, 0x29, 0x26, 0x2a, | |
110 | 0x2b, 0x2c, 0x2d, 0x2e, 0x2f | |
111 | }; | |
112 | static u16 ADM1026_REG_IN_MIN[] = { | |
113 | 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, | |
114 | 0x5e, 0x5f, 0x6d, 0x49, 0x6b, 0x4a, | |
115 | 0x4b, 0x4c, 0x4d, 0x4e, 0x4f | |
116 | }; | |
117 | static u16 ADM1026_REG_IN_MAX[] = { | |
118 | 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, | |
119 | 0x56, 0x57, 0x6c, 0x41, 0x6a, 0x42, | |
120 | 0x43, 0x44, 0x45, 0x46, 0x47 | |
121 | }; | |
122 | ||
123 | /* Temperatures are: | |
124 | * 0 - Internal | |
125 | * 1 - External 1 | |
126 | * 2 - External 2 | |
127 | */ | |
128 | static u16 ADM1026_REG_TEMP[] = { 0x1f, 0x28, 0x29 }; | |
129 | static u16 ADM1026_REG_TEMP_MIN[] = { 0x69, 0x48, 0x49 }; | |
130 | static u16 ADM1026_REG_TEMP_MAX[] = { 0x68, 0x40, 0x41 }; | |
131 | static u16 ADM1026_REG_TEMP_TMIN[] = { 0x10, 0x11, 0x12 }; | |
132 | static u16 ADM1026_REG_TEMP_THERM[] = { 0x0d, 0x0e, 0x0f }; | |
133 | static u16 ADM1026_REG_TEMP_OFFSET[] = { 0x1e, 0x6e, 0x6f }; | |
134 | ||
cb01a231 JD |
135 | #define ADM1026_REG_FAN(nr) (0x38 + (nr)) |
136 | #define ADM1026_REG_FAN_MIN(nr) (0x60 + (nr)) | |
137 | #define ADM1026_REG_FAN_DIV_0_3 0x02 | |
138 | #define ADM1026_REG_FAN_DIV_4_7 0x03 | |
1da177e4 | 139 | |
cb01a231 JD |
140 | #define ADM1026_REG_DAC 0x04 |
141 | #define ADM1026_REG_PWM 0x05 | |
1da177e4 | 142 | |
cb01a231 JD |
143 | #define ADM1026_REG_GPIO_CFG_0_3 0x08 |
144 | #define ADM1026_REG_GPIO_CFG_4_7 0x09 | |
145 | #define ADM1026_REG_GPIO_CFG_8_11 0x0a | |
146 | #define ADM1026_REG_GPIO_CFG_12_15 0x0b | |
1da177e4 | 147 | /* CFG_16 in REG_CFG3 */ |
cb01a231 JD |
148 | #define ADM1026_REG_GPIO_STATUS_0_7 0x24 |
149 | #define ADM1026_REG_GPIO_STATUS_8_15 0x25 | |
1da177e4 | 150 | /* STATUS_16 in REG_STATUS4 */ |
cb01a231 JD |
151 | #define ADM1026_REG_GPIO_MASK_0_7 0x1c |
152 | #define ADM1026_REG_GPIO_MASK_8_15 0x1d | |
1da177e4 LT |
153 | /* MASK_16 in REG_MASK4 */ |
154 | ||
cb01a231 JD |
155 | #define ADM1026_REG_COMPANY 0x16 |
156 | #define ADM1026_REG_VERSTEP 0x17 | |
1da177e4 | 157 | /* These are the recognized values for the above regs */ |
cb01a231 JD |
158 | #define ADM1026_COMPANY_ANALOG_DEV 0x41 |
159 | #define ADM1026_VERSTEP_GENERIC 0x40 | |
160 | #define ADM1026_VERSTEP_ADM1026 0x44 | |
1da177e4 | 161 | |
cb01a231 JD |
162 | #define ADM1026_REG_MASK1 0x18 |
163 | #define ADM1026_REG_MASK2 0x19 | |
164 | #define ADM1026_REG_MASK3 0x1a | |
165 | #define ADM1026_REG_MASK4 0x1b | |
1da177e4 | 166 | |
cb01a231 JD |
167 | #define ADM1026_REG_STATUS1 0x20 |
168 | #define ADM1026_REG_STATUS2 0x21 | |
169 | #define ADM1026_REG_STATUS3 0x22 | |
170 | #define ADM1026_REG_STATUS4 0x23 | |
1da177e4 LT |
171 | |
172 | #define ADM1026_FAN_ACTIVATION_TEMP_HYST -6 | |
cb01a231 JD |
173 | #define ADM1026_FAN_CONTROL_TEMP_RANGE 20 |
174 | #define ADM1026_PWM_MAX 255 | |
1da177e4 | 175 | |
cb01a231 | 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 | ||
181 | /* IN are scaled acording to built-in resistors. These are the | |
182 | * voltages corresponding to 3/4 of full scale (192 or 0xc0) | |
183 | * NOTE: The -12V input needs an additional factor to account | |
184 | * for the Vref pullup resistor. | |
185 | * NEG12_OFFSET = SCALE * Vref / V-192 - Vref | |
186 | * = 13875 * 2.50 / 1.875 - 2500 | |
187 | * = 16000 | |
188 | * | |
189 | * The values in this table are based on Table II, page 15 of the | |
190 | * datasheet. | |
191 | */ | |
cb01a231 JD |
192 | static int adm1026_scaling[] = { /* .001 Volts */ |
193 | 2250, 2250, 2250, 2250, 2250, 2250, | |
194 | 1875, 1875, 1875, 1875, 3000, 3330, | |
1da177e4 LT |
195 | 3330, 4995, 2250, 12000, 13875 |
196 | }; | |
197 | #define NEG12_OFFSET 16000 | |
cb01a231 JD |
198 | #define SCALE(val, from, to) (((val)*(to) + ((from)/2))/(from)) |
199 | #define INS_TO_REG(n, val) (SENSORS_LIMIT(SCALE(val, adm1026_scaling[n], 192),\ | |
200 | 0, 255)) | |
201 | #define INS_FROM_REG(n, val) (SCALE(val, 192, adm1026_scaling[n])) | |
1da177e4 LT |
202 | |
203 | /* FAN speed is measured using 22.5kHz clock and counts for 2 pulses | |
204 | * and we assume a 2 pulse-per-rev fan tach signal | |
205 | * 22500 kHz * 60 (sec/min) * 2 (pulse) / 2 (pulse/rev) == 1350000 | |
206 | */ | |
cb01a231 JD |
207 | #define FAN_TO_REG(val, div) ((val) <= 0 ? 0xff : \ |
208 | SENSORS_LIMIT(1350000/((val)*(div)), 1, 254)) | |
209 | #define FAN_FROM_REG(val, div) ((val) == 0 ? -1:(val) == 0xff ? 0 : \ | |
210 | 1350000/((val)*(div))) | |
1da177e4 | 211 | #define DIV_FROM_REG(val) (1<<(val)) |
cb01a231 | 212 | #define DIV_TO_REG(val) ((val) >= 8 ? 3 : (val) >= 4 ? 2 : (val) >= 2 ? 1 : 0) |
1da177e4 LT |
213 | |
214 | /* Temperature is reported in 1 degC increments */ | |
215 | #define TEMP_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\ | |
cb01a231 | 216 | -127, 127)) |
1da177e4 LT |
217 | #define TEMP_FROM_REG(val) ((val) * 1000) |
218 | #define OFFSET_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\ | |
cb01a231 | 219 | -127, 127)) |
1da177e4 LT |
220 | #define OFFSET_FROM_REG(val) ((val) * 1000) |
221 | ||
cb01a231 | 222 | #define PWM_TO_REG(val) (SENSORS_LIMIT(val, 0, 255)) |
1da177e4 LT |
223 | #define PWM_FROM_REG(val) (val) |
224 | ||
225 | #define PWM_MIN_TO_REG(val) ((val) & 0xf0) | |
226 | #define PWM_MIN_FROM_REG(val) (((val) & 0xf0) + ((val) >> 4)) | |
227 | ||
cb01a231 JD |
228 | /* Analog output is a voltage, and scaled to millivolts. The datasheet |
229 | * indicates that the DAC could be used to drive the fans, but in our | |
1da177e4 LT |
230 | * example board (Arima HDAMA) it isn't connected to the fans at all. |
231 | */ | |
cb01a231 | 232 | #define DAC_TO_REG(val) (SENSORS_LIMIT(((((val)*255)+500)/2500), 0, 255)) |
1da177e4 LT |
233 | #define DAC_FROM_REG(val) (((val)*2500)/255) |
234 | ||
1da177e4 LT |
235 | /* Chip sampling rates |
236 | * | |
237 | * Some sensors are not updated more frequently than once per second | |
238 | * so it doesn't make sense to read them more often than that. | |
239 | * We cache the results and return the saved data if the driver | |
240 | * is called again before a second has elapsed. | |
241 | * | |
242 | * Also, there is significant configuration data for this chip | |
243 | * So, we keep the config data up to date in the cache | |
244 | * when it is written and only sample it once every 5 *minutes* | |
245 | */ | |
cb01a231 JD |
246 | #define ADM1026_DATA_INTERVAL (1 * HZ) |
247 | #define ADM1026_CONFIG_INTERVAL (5 * 60 * HZ) | |
1da177e4 LT |
248 | |
249 | /* We allow for multiple chips in a single system. | |
250 | * | |
251 | * For each registered ADM1026, we need to keep state information | |
252 | * at client->data. The adm1026_data structure is dynamically | |
253 | * allocated, when a new client structure is allocated. */ | |
254 | ||
255 | struct pwm_data { | |
256 | u8 pwm; | |
257 | u8 enable; | |
258 | u8 auto_pwm_min; | |
259 | }; | |
260 | ||
261 | struct adm1026_data { | |
1beeffe4 | 262 | struct device *hwmon_dev; |
1da177e4 | 263 | |
9a61bf63 | 264 | struct mutex update_lock; |
1da177e4 LT |
265 | int valid; /* !=0 if following fields are valid */ |
266 | unsigned long last_reading; /* In jiffies */ | |
267 | unsigned long last_config; /* In jiffies */ | |
268 | ||
cb01a231 JD |
269 | u8 in[17]; /* Register value */ |
270 | u8 in_max[17]; /* Register value */ | |
271 | u8 in_min[17]; /* Register value */ | |
272 | s8 temp[3]; /* Register value */ | |
273 | s8 temp_min[3]; /* Register value */ | |
274 | s8 temp_max[3]; /* Register value */ | |
275 | s8 temp_tmin[3]; /* Register value */ | |
276 | s8 temp_crit[3]; /* Register value */ | |
277 | s8 temp_offset[3]; /* Register value */ | |
278 | u8 fan[8]; /* Register value */ | |
279 | u8 fan_min[8]; /* Register value */ | |
280 | u8 fan_div[8]; /* Decoded value */ | |
281 | struct pwm_data pwm1; /* Pwm control values */ | |
cb01a231 | 282 | u8 vrm; /* VRM version */ |
1da177e4 | 283 | u8 analog_out; /* Register value (DAC) */ |
cb01a231 JD |
284 | long alarms; /* Register encoding, combined */ |
285 | long alarm_mask; /* Register encoding, combined */ | |
286 | long gpio; /* Register encoding, combined */ | |
287 | long gpio_mask; /* Register encoding, combined */ | |
288 | u8 gpio_config[17]; /* Decoded value */ | |
289 | u8 config1; /* Register value */ | |
290 | u8 config2; /* Register value */ | |
291 | u8 config3; /* Register value */ | |
1da177e4 LT |
292 | }; |
293 | ||
57f7eb0b JD |
294 | static int adm1026_probe(struct i2c_client *client, |
295 | const struct i2c_device_id *id); | |
310ec792 | 296 | static int adm1026_detect(struct i2c_client *client, |
57f7eb0b JD |
297 | struct i2c_board_info *info); |
298 | static int adm1026_remove(struct i2c_client *client); | |
f6c27fc1 DJ |
299 | static int adm1026_read_value(struct i2c_client *client, u8 reg); |
300 | static int adm1026_write_value(struct i2c_client *client, u8 reg, int value); | |
1da177e4 | 301 | static void adm1026_print_gpio(struct i2c_client *client); |
cb01a231 | 302 | static void adm1026_fixup_gpio(struct i2c_client *client); |
1da177e4 LT |
303 | static struct adm1026_data *adm1026_update_device(struct device *dev); |
304 | static void adm1026_init_client(struct i2c_client *client); | |
305 | ||
306 | ||
57f7eb0b JD |
307 | static const struct i2c_device_id adm1026_id[] = { |
308 | { "adm1026", adm1026 }, | |
309 | { } | |
310 | }; | |
311 | MODULE_DEVICE_TABLE(i2c, adm1026_id); | |
312 | ||
1da177e4 | 313 | static struct i2c_driver adm1026_driver = { |
57f7eb0b | 314 | .class = I2C_CLASS_HWMON, |
cdaf7934 | 315 | .driver = { |
cdaf7934 LR |
316 | .name = "adm1026", |
317 | }, | |
57f7eb0b JD |
318 | .probe = adm1026_probe, |
319 | .remove = adm1026_remove, | |
320 | .id_table = adm1026_id, | |
321 | .detect = adm1026_detect, | |
c3813d6a | 322 | .address_list = normal_i2c, |
1da177e4 LT |
323 | }; |
324 | ||
c49efcef | 325 | static int adm1026_read_value(struct i2c_client *client, u8 reg) |
1da177e4 LT |
326 | { |
327 | int res; | |
328 | ||
329 | if (reg < 0x80) { | |
330 | /* "RAM" locations */ | |
331 | res = i2c_smbus_read_byte_data(client, reg) & 0xff; | |
332 | } else { | |
333 | /* EEPROM, do nothing */ | |
334 | res = 0; | |
335 | } | |
336 | return res; | |
337 | } | |
338 | ||
c49efcef | 339 | static int adm1026_write_value(struct i2c_client *client, u8 reg, int value) |
1da177e4 LT |
340 | { |
341 | int res; | |
342 | ||
343 | if (reg < 0x80) { | |
344 | /* "RAM" locations */ | |
345 | res = i2c_smbus_write_byte_data(client, reg, value); | |
346 | } else { | |
347 | /* EEPROM, do nothing */ | |
348 | res = 0; | |
349 | } | |
350 | return res; | |
351 | } | |
352 | ||
c49efcef | 353 | static void adm1026_init_client(struct i2c_client *client) |
1da177e4 LT |
354 | { |
355 | int value, i; | |
356 | struct adm1026_data *data = i2c_get_clientdata(client); | |
357 | ||
cb01a231 | 358 | dev_dbg(&client->dev, "Initializing device\n"); |
1da177e4 LT |
359 | /* Read chip config */ |
360 | data->config1 = adm1026_read_value(client, ADM1026_REG_CONFIG1); | |
361 | data->config2 = adm1026_read_value(client, ADM1026_REG_CONFIG2); | |
362 | data->config3 = adm1026_read_value(client, ADM1026_REG_CONFIG3); | |
363 | ||
364 | /* Inform user of chip config */ | |
365 | dev_dbg(&client->dev, "ADM1026_REG_CONFIG1 is: 0x%02x\n", | |
366 | data->config1); | |
367 | if ((data->config1 & CFG1_MONITOR) == 0) { | |
368 | dev_dbg(&client->dev, "Monitoring not currently " | |
369 | "enabled.\n"); | |
370 | } | |
371 | if (data->config1 & CFG1_INT_ENABLE) { | |
372 | dev_dbg(&client->dev, "SMBALERT interrupts are " | |
373 | "enabled.\n"); | |
374 | } | |
375 | if (data->config1 & CFG1_AIN8_9) { | |
376 | dev_dbg(&client->dev, "in8 and in9 enabled. " | |
377 | "temp3 disabled.\n"); | |
378 | } else { | |
379 | dev_dbg(&client->dev, "temp3 enabled. in8 and " | |
380 | "in9 disabled.\n"); | |
381 | } | |
382 | if (data->config1 & CFG1_THERM_HOT) { | |
383 | dev_dbg(&client->dev, "Automatic THERM, PWM, " | |
384 | "and temp limits enabled.\n"); | |
385 | } | |
386 | ||
1da177e4 | 387 | if (data->config3 & CFG3_GPIO16_ENABLE) { |
368609c5 | 388 | dev_dbg(&client->dev, "GPIO16 enabled. THERM " |
1da177e4 LT |
389 | "pin disabled.\n"); |
390 | } else { | |
391 | dev_dbg(&client->dev, "THERM pin enabled. " | |
392 | "GPIO16 disabled.\n"); | |
393 | } | |
394 | if (data->config3 & CFG3_VREF_250) { | |
395 | dev_dbg(&client->dev, "Vref is 2.50 Volts.\n"); | |
396 | } else { | |
397 | dev_dbg(&client->dev, "Vref is 1.82 Volts.\n"); | |
398 | } | |
399 | /* Read and pick apart the existing GPIO configuration */ | |
400 | value = 0; | |
401 | for (i = 0;i <= 15;++i) { | |
402 | if ((i & 0x03) == 0) { | |
403 | value = adm1026_read_value(client, | |
404 | ADM1026_REG_GPIO_CFG_0_3 + i/4); | |
405 | } | |
406 | data->gpio_config[i] = value & 0x03; | |
407 | value >>= 2; | |
408 | } | |
409 | data->gpio_config[16] = (data->config3 >> 6) & 0x03; | |
410 | ||
411 | /* ... and then print it */ | |
412 | adm1026_print_gpio(client); | |
413 | ||
414 | /* If the user asks us to reprogram the GPIO config, then | |
415 | * do it now. | |
416 | */ | |
417 | if (gpio_input[0] != -1 || gpio_output[0] != -1 | |
418 | || gpio_inverted[0] != -1 || gpio_normal[0] != -1 | |
419 | || gpio_fan[0] != -1) { | |
420 | adm1026_fixup_gpio(client); | |
421 | } | |
422 | ||
423 | /* WE INTENTIONALLY make no changes to the limits, | |
424 | * offsets, pwms, fans and zones. If they were | |
425 | * configured, we don't want to mess with them. | |
426 | * If they weren't, the default is 100% PWM, no | |
427 | * control and will suffice until 'sensors -s' | |
cb01a231 | 428 | * can be run by the user. We DO set the default |
1da177e4 LT |
429 | * value for pwm1.auto_pwm_min to its maximum |
430 | * so that enabling automatic pwm fan control | |
cb01a231 | 431 | * without first setting a value for pwm1.auto_pwm_min |
1da177e4 LT |
432 | * will not result in potentially dangerous fan speed decrease. |
433 | */ | |
434 | data->pwm1.auto_pwm_min=255; | |
435 | /* Start monitoring */ | |
436 | value = adm1026_read_value(client, ADM1026_REG_CONFIG1); | |
437 | /* Set MONITOR, clear interrupt acknowledge and s/w reset */ | |
438 | value = (value | CFG1_MONITOR) & (~CFG1_INT_CLEAR & ~CFG1_RESET); | |
439 | dev_dbg(&client->dev, "Setting CONFIG to: 0x%02x\n", value); | |
440 | data->config1 = value; | |
441 | adm1026_write_value(client, ADM1026_REG_CONFIG1, value); | |
442 | ||
443 | /* initialize fan_div[] to hardware defaults */ | |
444 | value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3) | | |
445 | (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7) << 8); | |
446 | for (i = 0;i <= 7;++i) { | |
447 | data->fan_div[i] = DIV_FROM_REG(value & 0x03); | |
448 | value >>= 2; | |
449 | } | |
450 | } | |
451 | ||
c49efcef | 452 | static void adm1026_print_gpio(struct i2c_client *client) |
1da177e4 LT |
453 | { |
454 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 | 455 | int i; |
1da177e4 | 456 | |
885fe4b1 | 457 | dev_dbg(&client->dev, "GPIO config is:\n"); |
1da177e4 LT |
458 | for (i = 0;i <= 7;++i) { |
459 | if (data->config2 & (1 << i)) { | |
460 | dev_dbg(&client->dev, "\t%sGP%s%d\n", | |
461 | data->gpio_config[i] & 0x02 ? "" : "!", | |
462 | data->gpio_config[i] & 0x01 ? "OUT" : "IN", | |
463 | i); | |
464 | } else { | |
465 | dev_dbg(&client->dev, "\tFAN%d\n", i); | |
466 | } | |
467 | } | |
468 | for (i = 8;i <= 15;++i) { | |
469 | dev_dbg(&client->dev, "\t%sGP%s%d\n", | |
470 | data->gpio_config[i] & 0x02 ? "" : "!", | |
471 | data->gpio_config[i] & 0x01 ? "OUT" : "IN", | |
472 | i); | |
473 | } | |
474 | if (data->config3 & CFG3_GPIO16_ENABLE) { | |
475 | dev_dbg(&client->dev, "\t%sGP%s16\n", | |
476 | data->gpio_config[16] & 0x02 ? "" : "!", | |
477 | data->gpio_config[16] & 0x01 ? "OUT" : "IN"); | |
478 | } else { | |
cb01a231 | 479 | /* GPIO16 is THERM */ |
1da177e4 LT |
480 | dev_dbg(&client->dev, "\tTHERM\n"); |
481 | } | |
482 | } | |
483 | ||
c49efcef | 484 | static void adm1026_fixup_gpio(struct i2c_client *client) |
1da177e4 LT |
485 | { |
486 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 JD |
487 | int i; |
488 | int value; | |
1da177e4 LT |
489 | |
490 | /* Make the changes requested. */ | |
491 | /* We may need to unlock/stop monitoring or soft-reset the | |
492 | * chip before we can make changes. This hasn't been | |
493 | * tested much. FIXME | |
494 | */ | |
495 | ||
496 | /* Make outputs */ | |
497 | for (i = 0;i <= 16;++i) { | |
498 | if (gpio_output[i] >= 0 && gpio_output[i] <= 16) { | |
499 | data->gpio_config[gpio_output[i]] |= 0x01; | |
500 | } | |
501 | /* if GPIO0-7 is output, it isn't a FAN tach */ | |
502 | if (gpio_output[i] >= 0 && gpio_output[i] <= 7) { | |
503 | data->config2 |= 1 << gpio_output[i]; | |
504 | } | |
505 | } | |
506 | ||
507 | /* Input overrides output */ | |
508 | for (i = 0;i <= 16;++i) { | |
509 | if (gpio_input[i] >= 0 && gpio_input[i] <= 16) { | |
510 | data->gpio_config[gpio_input[i]] &= ~ 0x01; | |
511 | } | |
512 | /* if GPIO0-7 is input, it isn't a FAN tach */ | |
513 | if (gpio_input[i] >= 0 && gpio_input[i] <= 7) { | |
514 | data->config2 |= 1 << gpio_input[i]; | |
515 | } | |
516 | } | |
517 | ||
cb01a231 | 518 | /* Inverted */ |
1da177e4 LT |
519 | for (i = 0;i <= 16;++i) { |
520 | if (gpio_inverted[i] >= 0 && gpio_inverted[i] <= 16) { | |
521 | data->gpio_config[gpio_inverted[i]] &= ~ 0x02; | |
522 | } | |
523 | } | |
524 | ||
cb01a231 | 525 | /* Normal overrides inverted */ |
1da177e4 LT |
526 | for (i = 0;i <= 16;++i) { |
527 | if (gpio_normal[i] >= 0 && gpio_normal[i] <= 16) { | |
528 | data->gpio_config[gpio_normal[i]] |= 0x02; | |
529 | } | |
530 | } | |
531 | ||
532 | /* Fan overrides input and output */ | |
533 | for (i = 0;i <= 7;++i) { | |
534 | if (gpio_fan[i] >= 0 && gpio_fan[i] <= 7) { | |
535 | data->config2 &= ~(1 << gpio_fan[i]); | |
536 | } | |
537 | } | |
538 | ||
539 | /* Write new configs to registers */ | |
540 | adm1026_write_value(client, ADM1026_REG_CONFIG2, data->config2); | |
541 | data->config3 = (data->config3 & 0x3f) | |
542 | | ((data->gpio_config[16] & 0x03) << 6); | |
543 | adm1026_write_value(client, ADM1026_REG_CONFIG3, data->config3); | |
544 | for (i = 15, value = 0;i >= 0;--i) { | |
545 | value <<= 2; | |
546 | value |= data->gpio_config[i] & 0x03; | |
547 | if ((i & 0x03) == 0) { | |
548 | adm1026_write_value(client, | |
549 | ADM1026_REG_GPIO_CFG_0_3 + i/4, | |
550 | value); | |
551 | value = 0; | |
552 | } | |
553 | } | |
554 | ||
555 | /* Print the new config */ | |
556 | adm1026_print_gpio(client); | |
557 | } | |
558 | ||
559 | ||
560 | static struct adm1026_data *adm1026_update_device(struct device *dev) | |
561 | { | |
562 | struct i2c_client *client = to_i2c_client(dev); | |
563 | struct adm1026_data *data = i2c_get_clientdata(client); | |
564 | int i; | |
565 | long value, alarms, gpio; | |
566 | ||
9a61bf63 | 567 | mutex_lock(&data->update_lock); |
1da177e4 LT |
568 | if (!data->valid |
569 | || time_after(jiffies, data->last_reading + ADM1026_DATA_INTERVAL)) { | |
570 | /* Things that change quickly */ | |
cb01a231 | 571 | dev_dbg(&client->dev, "Reading sensor values\n"); |
1da177e4 LT |
572 | for (i = 0;i <= 16;++i) { |
573 | data->in[i] = | |
574 | adm1026_read_value(client, ADM1026_REG_IN[i]); | |
575 | } | |
576 | ||
577 | for (i = 0;i <= 7;++i) { | |
578 | data->fan[i] = | |
579 | adm1026_read_value(client, ADM1026_REG_FAN(i)); | |
580 | } | |
581 | ||
582 | for (i = 0;i <= 2;++i) { | |
583 | /* NOTE: temp[] is s8 and we assume 2's complement | |
cb01a231 | 584 | * "conversion" in the assignment */ |
1da177e4 LT |
585 | data->temp[i] = |
586 | adm1026_read_value(client, ADM1026_REG_TEMP[i]); | |
587 | } | |
588 | ||
cb01a231 | 589 | data->pwm1.pwm = adm1026_read_value(client, |
1da177e4 | 590 | ADM1026_REG_PWM); |
cb01a231 | 591 | data->analog_out = adm1026_read_value(client, |
1da177e4 LT |
592 | ADM1026_REG_DAC); |
593 | /* GPIO16 is MSbit of alarms, move it to gpio */ | |
594 | alarms = adm1026_read_value(client, ADM1026_REG_STATUS4); | |
cb01a231 | 595 | gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */ |
1da177e4 LT |
596 | alarms &= 0x7f; |
597 | alarms <<= 8; | |
598 | alarms |= adm1026_read_value(client, ADM1026_REG_STATUS3); | |
599 | alarms <<= 8; | |
600 | alarms |= adm1026_read_value(client, ADM1026_REG_STATUS2); | |
601 | alarms <<= 8; | |
602 | alarms |= adm1026_read_value(client, ADM1026_REG_STATUS1); | |
603 | data->alarms = alarms; | |
604 | ||
605 | /* Read the GPIO values */ | |
cb01a231 | 606 | gpio |= adm1026_read_value(client, |
1da177e4 LT |
607 | ADM1026_REG_GPIO_STATUS_8_15); |
608 | gpio <<= 8; | |
cb01a231 | 609 | gpio |= adm1026_read_value(client, |
1da177e4 LT |
610 | ADM1026_REG_GPIO_STATUS_0_7); |
611 | data->gpio = gpio; | |
612 | ||
613 | data->last_reading = jiffies; | |
cb01a231 | 614 | }; /* last_reading */ |
1da177e4 LT |
615 | |
616 | if (!data->valid || | |
617 | time_after(jiffies, data->last_config + ADM1026_CONFIG_INTERVAL)) { | |
618 | /* Things that don't change often */ | |
619 | dev_dbg(&client->dev, "Reading config values\n"); | |
620 | for (i = 0;i <= 16;++i) { | |
cb01a231 | 621 | data->in_min[i] = adm1026_read_value(client, |
1da177e4 | 622 | ADM1026_REG_IN_MIN[i]); |
cb01a231 | 623 | data->in_max[i] = adm1026_read_value(client, |
1da177e4 LT |
624 | ADM1026_REG_IN_MAX[i]); |
625 | } | |
626 | ||
627 | value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3) | |
628 | | (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7) | |
629 | << 8); | |
630 | for (i = 0;i <= 7;++i) { | |
cb01a231 | 631 | data->fan_min[i] = adm1026_read_value(client, |
1da177e4 LT |
632 | ADM1026_REG_FAN_MIN(i)); |
633 | data->fan_div[i] = DIV_FROM_REG(value & 0x03); | |
634 | value >>= 2; | |
635 | } | |
636 | ||
637 | for (i = 0; i <= 2; ++i) { | |
cb01a231 | 638 | /* NOTE: temp_xxx[] are s8 and we assume 2's |
1da177e4 LT |
639 | * complement "conversion" in the assignment |
640 | */ | |
cb01a231 | 641 | data->temp_min[i] = adm1026_read_value(client, |
1da177e4 | 642 | ADM1026_REG_TEMP_MIN[i]); |
cb01a231 | 643 | data->temp_max[i] = adm1026_read_value(client, |
1da177e4 | 644 | ADM1026_REG_TEMP_MAX[i]); |
cb01a231 | 645 | data->temp_tmin[i] = adm1026_read_value(client, |
1da177e4 | 646 | ADM1026_REG_TEMP_TMIN[i]); |
cb01a231 | 647 | data->temp_crit[i] = adm1026_read_value(client, |
1da177e4 | 648 | ADM1026_REG_TEMP_THERM[i]); |
cb01a231 | 649 | data->temp_offset[i] = adm1026_read_value(client, |
1da177e4 LT |
650 | ADM1026_REG_TEMP_OFFSET[i]); |
651 | } | |
652 | ||
653 | /* Read the STATUS/alarm masks */ | |
cb01a231 JD |
654 | alarms = adm1026_read_value(client, ADM1026_REG_MASK4); |
655 | gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */ | |
656 | alarms = (alarms & 0x7f) << 8; | |
1da177e4 LT |
657 | alarms |= adm1026_read_value(client, ADM1026_REG_MASK3); |
658 | alarms <<= 8; | |
659 | alarms |= adm1026_read_value(client, ADM1026_REG_MASK2); | |
660 | alarms <<= 8; | |
661 | alarms |= adm1026_read_value(client, ADM1026_REG_MASK1); | |
662 | data->alarm_mask = alarms; | |
663 | ||
664 | /* Read the GPIO values */ | |
cb01a231 | 665 | gpio |= adm1026_read_value(client, |
1da177e4 LT |
666 | ADM1026_REG_GPIO_MASK_8_15); |
667 | gpio <<= 8; | |
668 | gpio |= adm1026_read_value(client, ADM1026_REG_GPIO_MASK_0_7); | |
669 | data->gpio_mask = gpio; | |
670 | ||
671 | /* Read various values from CONFIG1 */ | |
cb01a231 | 672 | data->config1 = adm1026_read_value(client, |
1da177e4 LT |
673 | ADM1026_REG_CONFIG1); |
674 | if (data->config1 & CFG1_PWM_AFC) { | |
675 | data->pwm1.enable = 2; | |
cb01a231 | 676 | data->pwm1.auto_pwm_min = |
1da177e4 LT |
677 | PWM_MIN_FROM_REG(data->pwm1.pwm); |
678 | } | |
679 | /* Read the GPIO config */ | |
cb01a231 | 680 | data->config2 = adm1026_read_value(client, |
1da177e4 | 681 | ADM1026_REG_CONFIG2); |
cb01a231 | 682 | data->config3 = adm1026_read_value(client, |
1da177e4 LT |
683 | ADM1026_REG_CONFIG3); |
684 | data->gpio_config[16] = (data->config3 >> 6) & 0x03; | |
685 | ||
686 | value = 0; | |
687 | for (i = 0;i <= 15;++i) { | |
688 | if ((i & 0x03) == 0) { | |
689 | value = adm1026_read_value(client, | |
690 | ADM1026_REG_GPIO_CFG_0_3 + i/4); | |
691 | } | |
692 | data->gpio_config[i] = value & 0x03; | |
693 | value >>= 2; | |
694 | } | |
695 | ||
696 | data->last_config = jiffies; | |
cb01a231 | 697 | }; /* last_config */ |
1da177e4 | 698 | |
1da177e4 | 699 | data->valid = 1; |
9a61bf63 | 700 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
701 | return data; |
702 | } | |
703 | ||
050480f1 YI |
704 | static ssize_t show_in(struct device *dev, struct device_attribute *attr, |
705 | char *buf) | |
1da177e4 | 706 | { |
050480f1 YI |
707 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
708 | int nr = sensor_attr->index; | |
1da177e4 | 709 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 710 | return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in[nr])); |
1da177e4 | 711 | } |
050480f1 YI |
712 | static ssize_t show_in_min(struct device *dev, struct device_attribute *attr, |
713 | char *buf) | |
1da177e4 | 714 | { |
050480f1 YI |
715 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
716 | int nr = sensor_attr->index; | |
cb01a231 JD |
717 | struct adm1026_data *data = adm1026_update_device(dev); |
718 | return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_min[nr])); | |
1da177e4 | 719 | } |
050480f1 YI |
720 | static ssize_t set_in_min(struct device *dev, struct device_attribute *attr, |
721 | const char *buf, size_t count) | |
1da177e4 | 722 | { |
050480f1 YI |
723 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
724 | int nr = sensor_attr->index; | |
1da177e4 LT |
725 | struct i2c_client *client = to_i2c_client(dev); |
726 | struct adm1026_data *data = i2c_get_clientdata(client); | |
727 | int val = simple_strtol(buf, NULL, 10); | |
728 | ||
9a61bf63 | 729 | mutex_lock(&data->update_lock); |
1da177e4 LT |
730 | data->in_min[nr] = INS_TO_REG(nr, val); |
731 | adm1026_write_value(client, ADM1026_REG_IN_MIN[nr], data->in_min[nr]); | |
9a61bf63 | 732 | mutex_unlock(&data->update_lock); |
cb01a231 | 733 | return count; |
1da177e4 | 734 | } |
050480f1 YI |
735 | static ssize_t show_in_max(struct device *dev, struct device_attribute *attr, |
736 | char *buf) | |
1da177e4 | 737 | { |
050480f1 YI |
738 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
739 | int nr = sensor_attr->index; | |
1da177e4 | 740 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 741 | return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_max[nr])); |
1da177e4 | 742 | } |
050480f1 YI |
743 | static ssize_t set_in_max(struct device *dev, struct device_attribute *attr, |
744 | const char *buf, size_t count) | |
1da177e4 | 745 | { |
050480f1 YI |
746 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
747 | int nr = sensor_attr->index; | |
1da177e4 LT |
748 | struct i2c_client *client = to_i2c_client(dev); |
749 | struct adm1026_data *data = i2c_get_clientdata(client); | |
750 | int val = simple_strtol(buf, NULL, 10); | |
751 | ||
9a61bf63 | 752 | mutex_lock(&data->update_lock); |
1da177e4 LT |
753 | data->in_max[nr] = INS_TO_REG(nr, val); |
754 | adm1026_write_value(client, ADM1026_REG_IN_MAX[nr], data->in_max[nr]); | |
9a61bf63 | 755 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
756 | return count; |
757 | } | |
758 | ||
050480f1 YI |
759 | #define in_reg(offset) \ |
760 | static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, show_in, \ | |
761 | NULL, offset); \ | |
762 | static SENSOR_DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR, \ | |
763 | show_in_min, set_in_min, offset); \ | |
764 | static SENSOR_DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR, \ | |
765 | show_in_max, set_in_max, offset); | |
1da177e4 LT |
766 | |
767 | ||
768 | in_reg(0); | |
769 | in_reg(1); | |
770 | in_reg(2); | |
771 | in_reg(3); | |
772 | in_reg(4); | |
773 | in_reg(5); | |
774 | in_reg(6); | |
775 | in_reg(7); | |
776 | in_reg(8); | |
777 | in_reg(9); | |
778 | in_reg(10); | |
779 | in_reg(11); | |
780 | in_reg(12); | |
781 | in_reg(13); | |
782 | in_reg(14); | |
783 | in_reg(15); | |
784 | ||
74880c06 | 785 | static ssize_t show_in16(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
786 | { |
787 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 788 | return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in[16]) - |
1da177e4 LT |
789 | NEG12_OFFSET); |
790 | } | |
74880c06 | 791 | static ssize_t show_in16_min(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 | 792 | { |
cb01a231 JD |
793 | struct adm1026_data *data = adm1026_update_device(dev); |
794 | return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_min[16]) | |
1da177e4 LT |
795 | - NEG12_OFFSET); |
796 | } | |
74880c06 | 797 | static ssize_t set_in16_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4 LT |
798 | { |
799 | struct i2c_client *client = to_i2c_client(dev); | |
800 | struct adm1026_data *data = i2c_get_clientdata(client); | |
801 | int val = simple_strtol(buf, NULL, 10); | |
802 | ||
9a61bf63 | 803 | mutex_lock(&data->update_lock); |
1da177e4 LT |
804 | data->in_min[16] = INS_TO_REG(16, val + NEG12_OFFSET); |
805 | adm1026_write_value(client, ADM1026_REG_IN_MIN[16], data->in_min[16]); | |
9a61bf63 | 806 | mutex_unlock(&data->update_lock); |
cb01a231 | 807 | return count; |
1da177e4 | 808 | } |
74880c06 | 809 | static ssize_t show_in16_max(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
810 | { |
811 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 812 | return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_max[16]) |
1da177e4 LT |
813 | - NEG12_OFFSET); |
814 | } | |
74880c06 | 815 | static ssize_t set_in16_max(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4 LT |
816 | { |
817 | struct i2c_client *client = to_i2c_client(dev); | |
818 | struct adm1026_data *data = i2c_get_clientdata(client); | |
819 | int val = simple_strtol(buf, NULL, 10); | |
820 | ||
9a61bf63 | 821 | mutex_lock(&data->update_lock); |
1da177e4 LT |
822 | data->in_max[16] = INS_TO_REG(16, val+NEG12_OFFSET); |
823 | adm1026_write_value(client, ADM1026_REG_IN_MAX[16], data->in_max[16]); | |
9a61bf63 | 824 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
825 | return count; |
826 | } | |
827 | ||
050480f1 YI |
828 | static SENSOR_DEVICE_ATTR(in16_input, S_IRUGO, show_in16, NULL, 16); |
829 | static SENSOR_DEVICE_ATTR(in16_min, S_IRUGO | S_IWUSR, show_in16_min, set_in16_min, 16); | |
830 | static SENSOR_DEVICE_ATTR(in16_max, S_IRUGO | S_IWUSR, show_in16_max, set_in16_max, 16); | |
1da177e4 LT |
831 | |
832 | ||
833 | ||
834 | ||
835 | /* Now add fan read/write functions */ | |
836 | ||
050480f1 YI |
837 | static ssize_t show_fan(struct device *dev, struct device_attribute *attr, |
838 | char *buf) | |
1da177e4 | 839 | { |
050480f1 YI |
840 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
841 | int nr = sensor_attr->index; | |
1da177e4 | 842 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 843 | return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr], |
1da177e4 LT |
844 | data->fan_div[nr])); |
845 | } | |
050480f1 YI |
846 | static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr, |
847 | char *buf) | |
1da177e4 | 848 | { |
050480f1 YI |
849 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
850 | int nr = sensor_attr->index; | |
1da177e4 | 851 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 852 | return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr], |
1da177e4 LT |
853 | data->fan_div[nr])); |
854 | } | |
050480f1 YI |
855 | static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr, |
856 | const char *buf, size_t count) | |
1da177e4 | 857 | { |
050480f1 YI |
858 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
859 | int nr = sensor_attr->index; | |
1da177e4 LT |
860 | struct i2c_client *client = to_i2c_client(dev); |
861 | struct adm1026_data *data = i2c_get_clientdata(client); | |
862 | int val = simple_strtol(buf, NULL, 10); | |
863 | ||
9a61bf63 | 864 | mutex_lock(&data->update_lock); |
1da177e4 LT |
865 | data->fan_min[nr] = FAN_TO_REG(val, data->fan_div[nr]); |
866 | adm1026_write_value(client, ADM1026_REG_FAN_MIN(nr), | |
867 | data->fan_min[nr]); | |
9a61bf63 | 868 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
869 | return count; |
870 | } | |
871 | ||
cb01a231 JD |
872 | #define fan_offset(offset) \ |
873 | static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, show_fan, NULL, \ | |
874 | offset - 1); \ | |
875 | static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \ | |
050480f1 | 876 | show_fan_min, set_fan_min, offset - 1); |
1da177e4 LT |
877 | |
878 | fan_offset(1); | |
879 | fan_offset(2); | |
880 | fan_offset(3); | |
881 | fan_offset(4); | |
882 | fan_offset(5); | |
883 | fan_offset(6); | |
884 | fan_offset(7); | |
885 | fan_offset(8); | |
886 | ||
887 | /* Adjust fan_min to account for new fan divisor */ | |
888 | static void fixup_fan_min(struct device *dev, int fan, int old_div) | |
889 | { | |
890 | struct i2c_client *client = to_i2c_client(dev); | |
891 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 JD |
892 | int new_min; |
893 | int new_div = data->fan_div[fan]; | |
1da177e4 LT |
894 | |
895 | /* 0 and 0xff are special. Don't adjust them */ | |
896 | if (data->fan_min[fan] == 0 || data->fan_min[fan] == 0xff) { | |
897 | return; | |
898 | } | |
899 | ||
900 | new_min = data->fan_min[fan] * old_div / new_div; | |
901 | new_min = SENSORS_LIMIT(new_min, 1, 254); | |
902 | data->fan_min[fan] = new_min; | |
903 | adm1026_write_value(client, ADM1026_REG_FAN_MIN(fan), new_min); | |
904 | } | |
905 | ||
906 | /* Now add fan_div read/write functions */ | |
050480f1 YI |
907 | static ssize_t show_fan_div(struct device *dev, struct device_attribute *attr, |
908 | char *buf) | |
1da177e4 | 909 | { |
050480f1 YI |
910 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
911 | int nr = sensor_attr->index; | |
1da177e4 | 912 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 913 | return sprintf(buf, "%d\n", data->fan_div[nr]); |
1da177e4 | 914 | } |
050480f1 YI |
915 | static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr, |
916 | const char *buf, size_t count) | |
1da177e4 | 917 | { |
050480f1 YI |
918 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
919 | int nr = sensor_attr->index; | |
1da177e4 LT |
920 | struct i2c_client *client = to_i2c_client(dev); |
921 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 | 922 | int val, orig_div, new_div, shift; |
1da177e4 LT |
923 | |
924 | val = simple_strtol(buf, NULL, 10); | |
cb01a231 | 925 | new_div = DIV_TO_REG(val); |
1da177e4 LT |
926 | if (new_div == 0) { |
927 | return -EINVAL; | |
928 | } | |
9a61bf63 | 929 | mutex_lock(&data->update_lock); |
1da177e4 LT |
930 | orig_div = data->fan_div[nr]; |
931 | data->fan_div[nr] = DIV_FROM_REG(new_div); | |
932 | ||
933 | if (nr < 4) { /* 0 <= nr < 4 */ | |
934 | shift = 2 * nr; | |
935 | adm1026_write_value(client, ADM1026_REG_FAN_DIV_0_3, | |
936 | ((DIV_TO_REG(orig_div) & (~(0x03 << shift))) | | |
937 | (new_div << shift))); | |
938 | } else { /* 3 < nr < 8 */ | |
939 | shift = 2 * (nr - 4); | |
940 | adm1026_write_value(client, ADM1026_REG_FAN_DIV_4_7, | |
941 | ((DIV_TO_REG(orig_div) & (~(0x03 << (2 * shift)))) | | |
942 | (new_div << shift))); | |
943 | } | |
944 | ||
945 | if (data->fan_div[nr] != orig_div) { | |
cb01a231 | 946 | fixup_fan_min(dev, nr, orig_div); |
1da177e4 | 947 | } |
9a61bf63 | 948 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
949 | return count; |
950 | } | |
951 | ||
cb01a231 JD |
952 | #define fan_offset_div(offset) \ |
953 | static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \ | |
050480f1 | 954 | show_fan_div, set_fan_div, offset - 1); |
1da177e4 LT |
955 | |
956 | fan_offset_div(1); | |
957 | fan_offset_div(2); | |
958 | fan_offset_div(3); | |
959 | fan_offset_div(4); | |
960 | fan_offset_div(5); | |
961 | fan_offset_div(6); | |
962 | fan_offset_div(7); | |
963 | fan_offset_div(8); | |
964 | ||
965 | /* Temps */ | |
050480f1 YI |
966 | static ssize_t show_temp(struct device *dev, struct device_attribute *attr, |
967 | char *buf) | |
1da177e4 | 968 | { |
050480f1 YI |
969 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
970 | int nr = sensor_attr->index; | |
1da177e4 | 971 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 972 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[nr])); |
1da177e4 | 973 | } |
050480f1 YI |
974 | static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr, |
975 | char *buf) | |
1da177e4 | 976 | { |
050480f1 YI |
977 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
978 | int nr = sensor_attr->index; | |
1da177e4 | 979 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 980 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[nr])); |
1da177e4 | 981 | } |
050480f1 YI |
982 | static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr, |
983 | const char *buf, size_t count) | |
1da177e4 | 984 | { |
050480f1 YI |
985 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
986 | int nr = sensor_attr->index; | |
1da177e4 LT |
987 | struct i2c_client *client = to_i2c_client(dev); |
988 | struct adm1026_data *data = i2c_get_clientdata(client); | |
989 | int val = simple_strtol(buf, NULL, 10); | |
990 | ||
9a61bf63 | 991 | mutex_lock(&data->update_lock); |
1da177e4 LT |
992 | data->temp_min[nr] = TEMP_TO_REG(val); |
993 | adm1026_write_value(client, ADM1026_REG_TEMP_MIN[nr], | |
994 | data->temp_min[nr]); | |
9a61bf63 | 995 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
996 | return count; |
997 | } | |
050480f1 YI |
998 | static ssize_t show_temp_max(struct device *dev, struct device_attribute *attr, |
999 | char *buf) | |
1da177e4 | 1000 | { |
050480f1 YI |
1001 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1002 | int nr = sensor_attr->index; | |
1da177e4 | 1003 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1004 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[nr])); |
1da177e4 | 1005 | } |
050480f1 YI |
1006 | static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr, |
1007 | const char *buf, size_t count) | |
1da177e4 | 1008 | { |
050480f1 YI |
1009 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1010 | int nr = sensor_attr->index; | |
1da177e4 LT |
1011 | struct i2c_client *client = to_i2c_client(dev); |
1012 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1013 | int val = simple_strtol(buf, NULL, 10); | |
1014 | ||
9a61bf63 | 1015 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1016 | data->temp_max[nr] = TEMP_TO_REG(val); |
1017 | adm1026_write_value(client, ADM1026_REG_TEMP_MAX[nr], | |
1018 | data->temp_max[nr]); | |
9a61bf63 | 1019 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1020 | return count; |
1021 | } | |
050480f1 YI |
1022 | |
1023 | #define temp_reg(offset) \ | |
cb01a231 | 1024 | static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_temp, \ |
050480f1 YI |
1025 | NULL, offset - 1); \ |
1026 | static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IRUGO | S_IWUSR, \ | |
1027 | show_temp_min, set_temp_min, offset - 1); \ | |
1028 | static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR, \ | |
1029 | show_temp_max, set_temp_max, offset - 1); | |
1da177e4 LT |
1030 | |
1031 | ||
1032 | temp_reg(1); | |
1033 | temp_reg(2); | |
1034 | temp_reg(3); | |
1035 | ||
050480f1 YI |
1036 | static ssize_t show_temp_offset(struct device *dev, |
1037 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1038 | { |
050480f1 YI |
1039 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1040 | int nr = sensor_attr->index; | |
1da177e4 | 1041 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1042 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_offset[nr])); |
1da177e4 | 1043 | } |
050480f1 YI |
1044 | static ssize_t set_temp_offset(struct device *dev, |
1045 | struct device_attribute *attr, const char *buf, | |
1046 | size_t count) | |
1da177e4 | 1047 | { |
050480f1 YI |
1048 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1049 | int nr = sensor_attr->index; | |
1da177e4 LT |
1050 | struct i2c_client *client = to_i2c_client(dev); |
1051 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1052 | int val = simple_strtol(buf, NULL, 10); | |
1053 | ||
9a61bf63 | 1054 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1055 | data->temp_offset[nr] = TEMP_TO_REG(val); |
1056 | adm1026_write_value(client, ADM1026_REG_TEMP_OFFSET[nr], | |
1057 | data->temp_offset[nr]); | |
9a61bf63 | 1058 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1059 | return count; |
1060 | } | |
1061 | ||
050480f1 YI |
1062 | #define temp_offset_reg(offset) \ |
1063 | static SENSOR_DEVICE_ATTR(temp##offset##_offset, S_IRUGO | S_IWUSR, \ | |
1064 | show_temp_offset, set_temp_offset, offset - 1); | |
1da177e4 LT |
1065 | |
1066 | temp_offset_reg(1); | |
1067 | temp_offset_reg(2); | |
1068 | temp_offset_reg(3); | |
1069 | ||
050480f1 YI |
1070 | static ssize_t show_temp_auto_point1_temp_hyst(struct device *dev, |
1071 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1072 | { |
050480f1 YI |
1073 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1074 | int nr = sensor_attr->index; | |
1da177e4 | 1075 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1076 | return sprintf(buf, "%d\n", TEMP_FROM_REG( |
1da177e4 LT |
1077 | ADM1026_FAN_ACTIVATION_TEMP_HYST + data->temp_tmin[nr])); |
1078 | } | |
050480f1 YI |
1079 | static ssize_t show_temp_auto_point2_temp(struct device *dev, |
1080 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1081 | { |
050480f1 YI |
1082 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1083 | int nr = sensor_attr->index; | |
1da177e4 | 1084 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1085 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr] + |
1da177e4 LT |
1086 | ADM1026_FAN_CONTROL_TEMP_RANGE)); |
1087 | } | |
050480f1 YI |
1088 | static ssize_t show_temp_auto_point1_temp(struct device *dev, |
1089 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1090 | { |
050480f1 YI |
1091 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1092 | int nr = sensor_attr->index; | |
1da177e4 | 1093 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1094 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr])); |
1da177e4 | 1095 | } |
050480f1 YI |
1096 | static ssize_t set_temp_auto_point1_temp(struct device *dev, |
1097 | struct device_attribute *attr, const char *buf, size_t count) | |
1da177e4 | 1098 | { |
050480f1 YI |
1099 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1100 | int nr = sensor_attr->index; | |
1da177e4 LT |
1101 | struct i2c_client *client = to_i2c_client(dev); |
1102 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1103 | int val = simple_strtol(buf, NULL, 10); | |
1104 | ||
9a61bf63 | 1105 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1106 | data->temp_tmin[nr] = TEMP_TO_REG(val); |
1107 | adm1026_write_value(client, ADM1026_REG_TEMP_TMIN[nr], | |
1108 | data->temp_tmin[nr]); | |
9a61bf63 | 1109 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1110 | return count; |
1111 | } | |
1112 | ||
cb01a231 JD |
1113 | #define temp_auto_point(offset) \ |
1114 | static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp, \ | |
1115 | S_IRUGO | S_IWUSR, show_temp_auto_point1_temp, \ | |
1116 | set_temp_auto_point1_temp, offset - 1); \ | |
1117 | static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp_hyst, S_IRUGO,\ | |
1118 | show_temp_auto_point1_temp_hyst, NULL, offset - 1); \ | |
1119 | static SENSOR_DEVICE_ATTR(temp##offset##_auto_point2_temp, S_IRUGO, \ | |
050480f1 | 1120 | show_temp_auto_point2_temp, NULL, offset - 1); |
1da177e4 LT |
1121 | |
1122 | temp_auto_point(1); | |
1123 | temp_auto_point(2); | |
1124 | temp_auto_point(3); | |
1125 | ||
050480f1 YI |
1126 | static ssize_t show_temp_crit_enable(struct device *dev, |
1127 | struct device_attribute *attr, char *buf) | |
1da177e4 LT |
1128 | { |
1129 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1130 | return sprintf(buf, "%d\n", (data->config1 & CFG1_THERM_HOT) >> 4); |
1da177e4 | 1131 | } |
050480f1 YI |
1132 | static ssize_t set_temp_crit_enable(struct device *dev, |
1133 | struct device_attribute *attr, const char *buf, size_t count) | |
1da177e4 LT |
1134 | { |
1135 | struct i2c_client *client = to_i2c_client(dev); | |
1136 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1137 | int val = simple_strtol(buf, NULL, 10); | |
1138 | ||
1139 | if ((val == 1) || (val==0)) { | |
9a61bf63 | 1140 | mutex_lock(&data->update_lock); |
1da177e4 | 1141 | data->config1 = (data->config1 & ~CFG1_THERM_HOT) | (val << 4); |
cb01a231 | 1142 | adm1026_write_value(client, ADM1026_REG_CONFIG1, |
1da177e4 | 1143 | data->config1); |
9a61bf63 | 1144 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1145 | } |
1146 | return count; | |
1147 | } | |
1148 | ||
050480f1 YI |
1149 | #define temp_crit_enable(offset) \ |
1150 | static DEVICE_ATTR(temp##offset##_crit_enable, S_IRUGO | S_IWUSR, \ | |
1da177e4 LT |
1151 | show_temp_crit_enable, set_temp_crit_enable); |
1152 | ||
050480f1 YI |
1153 | temp_crit_enable(1); |
1154 | temp_crit_enable(2); | |
1155 | temp_crit_enable(3); | |
1da177e4 | 1156 | |
050480f1 YI |
1157 | static ssize_t show_temp_crit(struct device *dev, |
1158 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1159 | { |
050480f1 YI |
1160 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1161 | int nr = sensor_attr->index; | |
1da177e4 | 1162 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1163 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_crit[nr])); |
1da177e4 | 1164 | } |
050480f1 YI |
1165 | static ssize_t set_temp_crit(struct device *dev, struct device_attribute *attr, |
1166 | const char *buf, size_t count) | |
1da177e4 | 1167 | { |
050480f1 YI |
1168 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1169 | int nr = sensor_attr->index; | |
1da177e4 LT |
1170 | struct i2c_client *client = to_i2c_client(dev); |
1171 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1172 | int val = simple_strtol(buf, NULL, 10); | |
1173 | ||
9a61bf63 | 1174 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1175 | data->temp_crit[nr] = TEMP_TO_REG(val); |
1176 | adm1026_write_value(client, ADM1026_REG_TEMP_THERM[nr], | |
1177 | data->temp_crit[nr]); | |
9a61bf63 | 1178 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1179 | return count; |
1180 | } | |
1181 | ||
050480f1 YI |
1182 | #define temp_crit_reg(offset) \ |
1183 | static SENSOR_DEVICE_ATTR(temp##offset##_crit, S_IRUGO | S_IWUSR, \ | |
1184 | show_temp_crit, set_temp_crit, offset - 1); | |
1da177e4 LT |
1185 | |
1186 | temp_crit_reg(1); | |
1187 | temp_crit_reg(2); | |
1188 | temp_crit_reg(3); | |
1189 | ||
74880c06 | 1190 | static ssize_t show_analog_out_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1191 | { |
1192 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1193 | return sprintf(buf, "%d\n", DAC_FROM_REG(data->analog_out)); |
1da177e4 | 1194 | } |
74880c06 | 1195 | static ssize_t set_analog_out_reg(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1196 | size_t count) |
1197 | { | |
1198 | struct i2c_client *client = to_i2c_client(dev); | |
1199 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1200 | int val = simple_strtol(buf, NULL, 10); | |
1201 | ||
9a61bf63 | 1202 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1203 | data->analog_out = DAC_TO_REG(val); |
1204 | adm1026_write_value(client, ADM1026_REG_DAC, data->analog_out); | |
9a61bf63 | 1205 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1206 | return count; |
1207 | } | |
1208 | ||
cb01a231 | 1209 | static DEVICE_ATTR(analog_out, S_IRUGO | S_IWUSR, show_analog_out_reg, |
1da177e4 LT |
1210 | set_analog_out_reg); |
1211 | ||
74880c06 | 1212 | static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1213 | { |
1214 | struct adm1026_data *data = adm1026_update_device(dev); | |
a0cf354a JD |
1215 | int vid = (data->gpio >> 11) & 0x1f; |
1216 | ||
1217 | dev_dbg(dev, "Setting VID from GPIO11-15.\n"); | |
1218 | return sprintf(buf, "%d\n", vid_from_reg(vid, data->vrm)); | |
1da177e4 | 1219 | } |
937df8df | 1220 | static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL); |
1da177e4 | 1221 | |
74880c06 | 1222 | static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 | 1223 | { |
90d6619a | 1224 | struct adm1026_data *data = dev_get_drvdata(dev); |
cb01a231 | 1225 | return sprintf(buf, "%d\n", data->vrm); |
1da177e4 | 1226 | } |
74880c06 | 1227 | static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1228 | size_t count) |
1229 | { | |
f67fdabf | 1230 | struct adm1026_data *data = dev_get_drvdata(dev); |
1da177e4 LT |
1231 | |
1232 | data->vrm = simple_strtol(buf, NULL, 10); | |
1233 | return count; | |
1234 | } | |
1235 | ||
1236 | static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg); | |
1237 | ||
74880c06 | 1238 | static ssize_t show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1239 | { |
1240 | struct adm1026_data *data = adm1026_update_device(dev); | |
f67fdabf | 1241 | return sprintf(buf, "%ld\n", data->alarms); |
1da177e4 LT |
1242 | } |
1243 | ||
1244 | static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL); | |
1245 | ||
a9273cb8 JD |
1246 | static ssize_t show_alarm(struct device *dev, struct device_attribute *attr, |
1247 | char *buf) | |
1248 | { | |
1249 | struct adm1026_data *data = adm1026_update_device(dev); | |
1250 | int bitnr = to_sensor_dev_attr(attr)->index; | |
1251 | return sprintf(buf, "%ld\n", (data->alarms >> bitnr) & 1); | |
1252 | } | |
1253 | ||
1254 | static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 0); | |
1255 | static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 1); | |
1256 | static SENSOR_DEVICE_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, 1); | |
1257 | static SENSOR_DEVICE_ATTR(in11_alarm, S_IRUGO, show_alarm, NULL, 2); | |
1258 | static SENSOR_DEVICE_ATTR(in12_alarm, S_IRUGO, show_alarm, NULL, 3); | |
1259 | static SENSOR_DEVICE_ATTR(in13_alarm, S_IRUGO, show_alarm, NULL, 4); | |
1260 | static SENSOR_DEVICE_ATTR(in14_alarm, S_IRUGO, show_alarm, NULL, 5); | |
1261 | static SENSOR_DEVICE_ATTR(in15_alarm, S_IRUGO, show_alarm, NULL, 6); | |
1262 | static SENSOR_DEVICE_ATTR(in16_alarm, S_IRUGO, show_alarm, NULL, 7); | |
1263 | static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 8); | |
1264 | static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 9); | |
1265 | static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 10); | |
1266 | static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 11); | |
1267 | static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 12); | |
1268 | static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 13); | |
1269 | static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 14); | |
1270 | static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 15); | |
1271 | static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 16); | |
1272 | static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 17); | |
1273 | static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 18); | |
1274 | static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 19); | |
1275 | static SENSOR_DEVICE_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 20); | |
1276 | static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_alarm, NULL, 21); | |
1277 | static SENSOR_DEVICE_ATTR(fan7_alarm, S_IRUGO, show_alarm, NULL, 22); | |
1278 | static SENSOR_DEVICE_ATTR(fan8_alarm, S_IRUGO, show_alarm, NULL, 23); | |
1279 | static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 24); | |
1280 | static SENSOR_DEVICE_ATTR(in10_alarm, S_IRUGO, show_alarm, NULL, 25); | |
1281 | static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 26); | |
1282 | ||
74880c06 | 1283 | static ssize_t show_alarm_mask(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1284 | { |
1285 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1286 | return sprintf(buf, "%ld\n", data->alarm_mask); |
1da177e4 | 1287 | } |
74880c06 | 1288 | static ssize_t set_alarm_mask(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1289 | size_t count) |
1290 | { | |
1291 | struct i2c_client *client = to_i2c_client(dev); | |
1292 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1293 | int val = simple_strtol(buf, NULL, 10); | |
1294 | unsigned long mask; | |
1295 | ||
9a61bf63 | 1296 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1297 | data->alarm_mask = val & 0x7fffffff; |
1298 | mask = data->alarm_mask | |
1299 | | (data->gpio_mask & 0x10000 ? 0x80000000 : 0); | |
1300 | adm1026_write_value(client, ADM1026_REG_MASK1, | |
1301 | mask & 0xff); | |
1302 | mask >>= 8; | |
1303 | adm1026_write_value(client, ADM1026_REG_MASK2, | |
1304 | mask & 0xff); | |
1305 | mask >>= 8; | |
1306 | adm1026_write_value(client, ADM1026_REG_MASK3, | |
1307 | mask & 0xff); | |
1308 | mask >>= 8; | |
1309 | adm1026_write_value(client, ADM1026_REG_MASK4, | |
1310 | mask & 0xff); | |
9a61bf63 | 1311 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1312 | return count; |
1313 | } | |
1314 | ||
1315 | static DEVICE_ATTR(alarm_mask, S_IRUGO | S_IWUSR, show_alarm_mask, | |
1316 | set_alarm_mask); | |
1317 | ||
1318 | ||
74880c06 | 1319 | static ssize_t show_gpio(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1320 | { |
1321 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1322 | return sprintf(buf, "%ld\n", data->gpio); |
1da177e4 | 1323 | } |
74880c06 | 1324 | static ssize_t set_gpio(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1325 | size_t count) |
1326 | { | |
1327 | struct i2c_client *client = to_i2c_client(dev); | |
1328 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1329 | int val = simple_strtol(buf, NULL, 10); | |
cb01a231 | 1330 | long gpio; |
1da177e4 | 1331 | |
9a61bf63 | 1332 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1333 | data->gpio = val & 0x1ffff; |
1334 | gpio = data->gpio; | |
cb01a231 | 1335 | adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_0_7, gpio & 0xff); |
1da177e4 | 1336 | gpio >>= 8; |
cb01a231 | 1337 | adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_8_15, gpio & 0xff); |
1da177e4 | 1338 | gpio = ((gpio >> 1) & 0x80) | (data->alarms >> 24 & 0x7f); |
cb01a231 | 1339 | adm1026_write_value(client, ADM1026_REG_STATUS4, gpio & 0xff); |
9a61bf63 | 1340 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1341 | return count; |
1342 | } | |
1343 | ||
1344 | static DEVICE_ATTR(gpio, S_IRUGO | S_IWUSR, show_gpio, set_gpio); | |
1345 | ||
1346 | ||
74880c06 | 1347 | static ssize_t show_gpio_mask(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1348 | { |
1349 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1350 | return sprintf(buf, "%ld\n", data->gpio_mask); |
1da177e4 | 1351 | } |
74880c06 | 1352 | static ssize_t set_gpio_mask(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1353 | size_t count) |
1354 | { | |
1355 | struct i2c_client *client = to_i2c_client(dev); | |
1356 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1357 | int val = simple_strtol(buf, NULL, 10); | |
cb01a231 | 1358 | long mask; |
1da177e4 | 1359 | |
9a61bf63 | 1360 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1361 | data->gpio_mask = val & 0x1ffff; |
1362 | mask = data->gpio_mask; | |
cb01a231 | 1363 | adm1026_write_value(client, ADM1026_REG_GPIO_MASK_0_7, mask & 0xff); |
1da177e4 | 1364 | mask >>= 8; |
cb01a231 | 1365 | adm1026_write_value(client, ADM1026_REG_GPIO_MASK_8_15, mask & 0xff); |
1da177e4 | 1366 | mask = ((mask >> 1) & 0x80) | (data->alarm_mask >> 24 & 0x7f); |
cb01a231 | 1367 | adm1026_write_value(client, ADM1026_REG_MASK1, mask & 0xff); |
9a61bf63 | 1368 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1369 | return count; |
1370 | } | |
1371 | ||
1372 | static DEVICE_ATTR(gpio_mask, S_IRUGO | S_IWUSR, show_gpio_mask, set_gpio_mask); | |
1373 | ||
74880c06 | 1374 | static ssize_t show_pwm_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1375 | { |
1376 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1377 | return sprintf(buf, "%d\n", PWM_FROM_REG(data->pwm1.pwm)); |
1da177e4 | 1378 | } |
74880c06 | 1379 | static ssize_t set_pwm_reg(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1380 | size_t count) |
1381 | { | |
1382 | struct i2c_client *client = to_i2c_client(dev); | |
1383 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1384 | ||
1385 | if (data->pwm1.enable == 1) { | |
1386 | int val = simple_strtol(buf, NULL, 10); | |
1387 | ||
9a61bf63 | 1388 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1389 | data->pwm1.pwm = PWM_TO_REG(val); |
1390 | adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm); | |
9a61bf63 | 1391 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1392 | } |
1393 | return count; | |
1394 | } | |
74880c06 | 1395 | static ssize_t show_auto_pwm_min(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1396 | { |
1397 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1398 | return sprintf(buf, "%d\n", data->pwm1.auto_pwm_min); |
1da177e4 | 1399 | } |
74880c06 | 1400 | static ssize_t set_auto_pwm_min(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1401 | size_t count) |
1402 | { | |
1403 | struct i2c_client *client = to_i2c_client(dev); | |
1404 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1405 | int val = simple_strtol(buf, NULL, 10); | |
1406 | ||
9a61bf63 | 1407 | mutex_lock(&data->update_lock); |
cb01a231 | 1408 | data->pwm1.auto_pwm_min = SENSORS_LIMIT(val, 0, 255); |
1da177e4 LT |
1409 | if (data->pwm1.enable == 2) { /* apply immediately */ |
1410 | data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) | | |
cb01a231 | 1411 | PWM_MIN_TO_REG(data->pwm1.auto_pwm_min)); |
1da177e4 LT |
1412 | adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm); |
1413 | } | |
9a61bf63 | 1414 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1415 | return count; |
1416 | } | |
74880c06 | 1417 | static ssize_t show_auto_pwm_max(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 | 1418 | { |
cb01a231 | 1419 | return sprintf(buf, "%d\n", ADM1026_PWM_MAX); |
1da177e4 | 1420 | } |
74880c06 | 1421 | static ssize_t show_pwm_enable(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1422 | { |
1423 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1424 | return sprintf(buf, "%d\n", data->pwm1.enable); |
1da177e4 | 1425 | } |
74880c06 | 1426 | static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1427 | size_t count) |
1428 | { | |
1429 | struct i2c_client *client = to_i2c_client(dev); | |
1430 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1431 | int val = simple_strtol(buf, NULL, 10); | |
cb01a231 | 1432 | int old_enable; |
1da177e4 LT |
1433 | |
1434 | if ((val >= 0) && (val < 3)) { | |
9a61bf63 | 1435 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1436 | old_enable = data->pwm1.enable; |
1437 | data->pwm1.enable = val; | |
1438 | data->config1 = (data->config1 & ~CFG1_PWM_AFC) | |
1439 | | ((val == 2) ? CFG1_PWM_AFC : 0); | |
1440 | adm1026_write_value(client, ADM1026_REG_CONFIG1, | |
1441 | data->config1); | |
cb01a231 | 1442 | if (val == 2) { /* apply pwm1_auto_pwm_min to pwm1 */ |
1da177e4 | 1443 | data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) | |
cb01a231 JD |
1444 | PWM_MIN_TO_REG(data->pwm1.auto_pwm_min)); |
1445 | adm1026_write_value(client, ADM1026_REG_PWM, | |
1da177e4 LT |
1446 | data->pwm1.pwm); |
1447 | } else if (!((old_enable == 1) && (val == 1))) { | |
1448 | /* set pwm to safe value */ | |
1449 | data->pwm1.pwm = 255; | |
cb01a231 | 1450 | adm1026_write_value(client, ADM1026_REG_PWM, |
1da177e4 LT |
1451 | data->pwm1.pwm); |
1452 | } | |
9a61bf63 | 1453 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1454 | } |
1455 | return count; | |
1456 | } | |
1457 | ||
1458 | /* enable PWM fan control */ | |
cb01a231 JD |
1459 | static DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg); |
1460 | static DEVICE_ATTR(pwm2, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg); | |
1461 | static DEVICE_ATTR(pwm3, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg); | |
1462 | static DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, show_pwm_enable, | |
1da177e4 | 1463 | set_pwm_enable); |
cb01a231 | 1464 | static DEVICE_ATTR(pwm2_enable, S_IRUGO | S_IWUSR, show_pwm_enable, |
1da177e4 | 1465 | set_pwm_enable); |
cb01a231 | 1466 | static DEVICE_ATTR(pwm3_enable, S_IRUGO | S_IWUSR, show_pwm_enable, |
1da177e4 | 1467 | set_pwm_enable); |
cb01a231 | 1468 | static DEVICE_ATTR(temp1_auto_point1_pwm, S_IRUGO | S_IWUSR, |
1da177e4 | 1469 | show_auto_pwm_min, set_auto_pwm_min); |
cb01a231 | 1470 | static DEVICE_ATTR(temp2_auto_point1_pwm, S_IRUGO | S_IWUSR, |
1da177e4 | 1471 | show_auto_pwm_min, set_auto_pwm_min); |
cb01a231 | 1472 | static DEVICE_ATTR(temp3_auto_point1_pwm, S_IRUGO | S_IWUSR, |
1da177e4 LT |
1473 | show_auto_pwm_min, set_auto_pwm_min); |
1474 | ||
1475 | static DEVICE_ATTR(temp1_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL); | |
1476 | static DEVICE_ATTR(temp2_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL); | |
1477 | static DEVICE_ATTR(temp3_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL); | |
1478 | ||
681c6f7a MH |
1479 | static struct attribute *adm1026_attributes[] = { |
1480 | &sensor_dev_attr_in0_input.dev_attr.attr, | |
1481 | &sensor_dev_attr_in0_max.dev_attr.attr, | |
1482 | &sensor_dev_attr_in0_min.dev_attr.attr, | |
a9273cb8 | 1483 | &sensor_dev_attr_in0_alarm.dev_attr.attr, |
681c6f7a MH |
1484 | &sensor_dev_attr_in1_input.dev_attr.attr, |
1485 | &sensor_dev_attr_in1_max.dev_attr.attr, | |
1486 | &sensor_dev_attr_in1_min.dev_attr.attr, | |
a9273cb8 | 1487 | &sensor_dev_attr_in1_alarm.dev_attr.attr, |
681c6f7a MH |
1488 | &sensor_dev_attr_in2_input.dev_attr.attr, |
1489 | &sensor_dev_attr_in2_max.dev_attr.attr, | |
1490 | &sensor_dev_attr_in2_min.dev_attr.attr, | |
a9273cb8 | 1491 | &sensor_dev_attr_in2_alarm.dev_attr.attr, |
681c6f7a MH |
1492 | &sensor_dev_attr_in3_input.dev_attr.attr, |
1493 | &sensor_dev_attr_in3_max.dev_attr.attr, | |
1494 | &sensor_dev_attr_in3_min.dev_attr.attr, | |
a9273cb8 | 1495 | &sensor_dev_attr_in3_alarm.dev_attr.attr, |
681c6f7a MH |
1496 | &sensor_dev_attr_in4_input.dev_attr.attr, |
1497 | &sensor_dev_attr_in4_max.dev_attr.attr, | |
1498 | &sensor_dev_attr_in4_min.dev_attr.attr, | |
a9273cb8 | 1499 | &sensor_dev_attr_in4_alarm.dev_attr.attr, |
681c6f7a MH |
1500 | &sensor_dev_attr_in5_input.dev_attr.attr, |
1501 | &sensor_dev_attr_in5_max.dev_attr.attr, | |
1502 | &sensor_dev_attr_in5_min.dev_attr.attr, | |
a9273cb8 | 1503 | &sensor_dev_attr_in5_alarm.dev_attr.attr, |
681c6f7a MH |
1504 | &sensor_dev_attr_in6_input.dev_attr.attr, |
1505 | &sensor_dev_attr_in6_max.dev_attr.attr, | |
1506 | &sensor_dev_attr_in6_min.dev_attr.attr, | |
a9273cb8 | 1507 | &sensor_dev_attr_in6_alarm.dev_attr.attr, |
681c6f7a MH |
1508 | &sensor_dev_attr_in7_input.dev_attr.attr, |
1509 | &sensor_dev_attr_in7_max.dev_attr.attr, | |
1510 | &sensor_dev_attr_in7_min.dev_attr.attr, | |
a9273cb8 | 1511 | &sensor_dev_attr_in7_alarm.dev_attr.attr, |
681c6f7a MH |
1512 | &sensor_dev_attr_in10_input.dev_attr.attr, |
1513 | &sensor_dev_attr_in10_max.dev_attr.attr, | |
1514 | &sensor_dev_attr_in10_min.dev_attr.attr, | |
a9273cb8 | 1515 | &sensor_dev_attr_in10_alarm.dev_attr.attr, |
681c6f7a MH |
1516 | &sensor_dev_attr_in11_input.dev_attr.attr, |
1517 | &sensor_dev_attr_in11_max.dev_attr.attr, | |
1518 | &sensor_dev_attr_in11_min.dev_attr.attr, | |
a9273cb8 | 1519 | &sensor_dev_attr_in11_alarm.dev_attr.attr, |
681c6f7a MH |
1520 | &sensor_dev_attr_in12_input.dev_attr.attr, |
1521 | &sensor_dev_attr_in12_max.dev_attr.attr, | |
1522 | &sensor_dev_attr_in12_min.dev_attr.attr, | |
a9273cb8 | 1523 | &sensor_dev_attr_in12_alarm.dev_attr.attr, |
681c6f7a MH |
1524 | &sensor_dev_attr_in13_input.dev_attr.attr, |
1525 | &sensor_dev_attr_in13_max.dev_attr.attr, | |
1526 | &sensor_dev_attr_in13_min.dev_attr.attr, | |
a9273cb8 | 1527 | &sensor_dev_attr_in13_alarm.dev_attr.attr, |
681c6f7a MH |
1528 | &sensor_dev_attr_in14_input.dev_attr.attr, |
1529 | &sensor_dev_attr_in14_max.dev_attr.attr, | |
1530 | &sensor_dev_attr_in14_min.dev_attr.attr, | |
a9273cb8 | 1531 | &sensor_dev_attr_in14_alarm.dev_attr.attr, |
681c6f7a MH |
1532 | &sensor_dev_attr_in15_input.dev_attr.attr, |
1533 | &sensor_dev_attr_in15_max.dev_attr.attr, | |
1534 | &sensor_dev_attr_in15_min.dev_attr.attr, | |
a9273cb8 | 1535 | &sensor_dev_attr_in15_alarm.dev_attr.attr, |
681c6f7a MH |
1536 | &sensor_dev_attr_in16_input.dev_attr.attr, |
1537 | &sensor_dev_attr_in16_max.dev_attr.attr, | |
1538 | &sensor_dev_attr_in16_min.dev_attr.attr, | |
a9273cb8 | 1539 | &sensor_dev_attr_in16_alarm.dev_attr.attr, |
681c6f7a MH |
1540 | &sensor_dev_attr_fan1_input.dev_attr.attr, |
1541 | &sensor_dev_attr_fan1_div.dev_attr.attr, | |
1542 | &sensor_dev_attr_fan1_min.dev_attr.attr, | |
a9273cb8 | 1543 | &sensor_dev_attr_fan1_alarm.dev_attr.attr, |
681c6f7a MH |
1544 | &sensor_dev_attr_fan2_input.dev_attr.attr, |
1545 | &sensor_dev_attr_fan2_div.dev_attr.attr, | |
1546 | &sensor_dev_attr_fan2_min.dev_attr.attr, | |
a9273cb8 | 1547 | &sensor_dev_attr_fan2_alarm.dev_attr.attr, |
681c6f7a MH |
1548 | &sensor_dev_attr_fan3_input.dev_attr.attr, |
1549 | &sensor_dev_attr_fan3_div.dev_attr.attr, | |
1550 | &sensor_dev_attr_fan3_min.dev_attr.attr, | |
a9273cb8 | 1551 | &sensor_dev_attr_fan3_alarm.dev_attr.attr, |
681c6f7a MH |
1552 | &sensor_dev_attr_fan4_input.dev_attr.attr, |
1553 | &sensor_dev_attr_fan4_div.dev_attr.attr, | |
1554 | &sensor_dev_attr_fan4_min.dev_attr.attr, | |
a9273cb8 | 1555 | &sensor_dev_attr_fan4_alarm.dev_attr.attr, |
681c6f7a MH |
1556 | &sensor_dev_attr_fan5_input.dev_attr.attr, |
1557 | &sensor_dev_attr_fan5_div.dev_attr.attr, | |
1558 | &sensor_dev_attr_fan5_min.dev_attr.attr, | |
a9273cb8 | 1559 | &sensor_dev_attr_fan5_alarm.dev_attr.attr, |
681c6f7a MH |
1560 | &sensor_dev_attr_fan6_input.dev_attr.attr, |
1561 | &sensor_dev_attr_fan6_div.dev_attr.attr, | |
1562 | &sensor_dev_attr_fan6_min.dev_attr.attr, | |
a9273cb8 | 1563 | &sensor_dev_attr_fan6_alarm.dev_attr.attr, |
681c6f7a MH |
1564 | &sensor_dev_attr_fan7_input.dev_attr.attr, |
1565 | &sensor_dev_attr_fan7_div.dev_attr.attr, | |
1566 | &sensor_dev_attr_fan7_min.dev_attr.attr, | |
a9273cb8 | 1567 | &sensor_dev_attr_fan7_alarm.dev_attr.attr, |
681c6f7a MH |
1568 | &sensor_dev_attr_fan8_input.dev_attr.attr, |
1569 | &sensor_dev_attr_fan8_div.dev_attr.attr, | |
1570 | &sensor_dev_attr_fan8_min.dev_attr.attr, | |
a9273cb8 | 1571 | &sensor_dev_attr_fan8_alarm.dev_attr.attr, |
681c6f7a MH |
1572 | &sensor_dev_attr_temp1_input.dev_attr.attr, |
1573 | &sensor_dev_attr_temp1_max.dev_attr.attr, | |
1574 | &sensor_dev_attr_temp1_min.dev_attr.attr, | |
a9273cb8 | 1575 | &sensor_dev_attr_temp1_alarm.dev_attr.attr, |
681c6f7a MH |
1576 | &sensor_dev_attr_temp2_input.dev_attr.attr, |
1577 | &sensor_dev_attr_temp2_max.dev_attr.attr, | |
1578 | &sensor_dev_attr_temp2_min.dev_attr.attr, | |
a9273cb8 | 1579 | &sensor_dev_attr_temp2_alarm.dev_attr.attr, |
681c6f7a MH |
1580 | &sensor_dev_attr_temp1_offset.dev_attr.attr, |
1581 | &sensor_dev_attr_temp2_offset.dev_attr.attr, | |
681c6f7a MH |
1582 | &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr, |
1583 | &sensor_dev_attr_temp2_auto_point1_temp.dev_attr.attr, | |
681c6f7a MH |
1584 | &sensor_dev_attr_temp1_auto_point1_temp_hyst.dev_attr.attr, |
1585 | &sensor_dev_attr_temp2_auto_point1_temp_hyst.dev_attr.attr, | |
681c6f7a MH |
1586 | &sensor_dev_attr_temp1_auto_point2_temp.dev_attr.attr, |
1587 | &sensor_dev_attr_temp2_auto_point2_temp.dev_attr.attr, | |
681c6f7a MH |
1588 | &sensor_dev_attr_temp1_crit.dev_attr.attr, |
1589 | &sensor_dev_attr_temp2_crit.dev_attr.attr, | |
681c6f7a MH |
1590 | &dev_attr_temp1_crit_enable.attr, |
1591 | &dev_attr_temp2_crit_enable.attr, | |
681c6f7a MH |
1592 | &dev_attr_cpu0_vid.attr, |
1593 | &dev_attr_vrm.attr, | |
1594 | &dev_attr_alarms.attr, | |
1595 | &dev_attr_alarm_mask.attr, | |
1596 | &dev_attr_gpio.attr, | |
1597 | &dev_attr_gpio_mask.attr, | |
1598 | &dev_attr_pwm1.attr, | |
1599 | &dev_attr_pwm2.attr, | |
1600 | &dev_attr_pwm3.attr, | |
1601 | &dev_attr_pwm1_enable.attr, | |
1602 | &dev_attr_pwm2_enable.attr, | |
1603 | &dev_attr_pwm3_enable.attr, | |
1604 | &dev_attr_temp1_auto_point1_pwm.attr, | |
1605 | &dev_attr_temp2_auto_point1_pwm.attr, | |
681c6f7a MH |
1606 | &dev_attr_temp1_auto_point2_pwm.attr, |
1607 | &dev_attr_temp2_auto_point2_pwm.attr, | |
681c6f7a MH |
1608 | &dev_attr_analog_out.attr, |
1609 | NULL | |
1610 | }; | |
1611 | ||
1612 | static const struct attribute_group adm1026_group = { | |
1613 | .attrs = adm1026_attributes, | |
1614 | }; | |
1615 | ||
5b34dbcd JD |
1616 | static struct attribute *adm1026_attributes_temp3[] = { |
1617 | &sensor_dev_attr_temp3_input.dev_attr.attr, | |
1618 | &sensor_dev_attr_temp3_max.dev_attr.attr, | |
1619 | &sensor_dev_attr_temp3_min.dev_attr.attr, | |
1620 | &sensor_dev_attr_temp3_alarm.dev_attr.attr, | |
1621 | &sensor_dev_attr_temp3_offset.dev_attr.attr, | |
1622 | &sensor_dev_attr_temp3_auto_point1_temp.dev_attr.attr, | |
1623 | &sensor_dev_attr_temp3_auto_point1_temp_hyst.dev_attr.attr, | |
1624 | &sensor_dev_attr_temp3_auto_point2_temp.dev_attr.attr, | |
1625 | &sensor_dev_attr_temp3_crit.dev_attr.attr, | |
1626 | &dev_attr_temp3_crit_enable.attr, | |
1627 | &dev_attr_temp3_auto_point1_pwm.attr, | |
1628 | &dev_attr_temp3_auto_point2_pwm.attr, | |
1d5f2c16 | 1629 | NULL |
5b34dbcd JD |
1630 | }; |
1631 | ||
1632 | static const struct attribute_group adm1026_group_temp3 = { | |
1633 | .attrs = adm1026_attributes_temp3, | |
1634 | }; | |
1635 | ||
1636 | static struct attribute *adm1026_attributes_in8_9[] = { | |
1637 | &sensor_dev_attr_in8_input.dev_attr.attr, | |
1638 | &sensor_dev_attr_in8_max.dev_attr.attr, | |
1639 | &sensor_dev_attr_in8_min.dev_attr.attr, | |
1640 | &sensor_dev_attr_in8_alarm.dev_attr.attr, | |
1641 | &sensor_dev_attr_in9_input.dev_attr.attr, | |
1642 | &sensor_dev_attr_in9_max.dev_attr.attr, | |
1643 | &sensor_dev_attr_in9_min.dev_attr.attr, | |
1644 | &sensor_dev_attr_in9_alarm.dev_attr.attr, | |
1d5f2c16 | 1645 | NULL |
5b34dbcd JD |
1646 | }; |
1647 | ||
1648 | static const struct attribute_group adm1026_group_in8_9 = { | |
1649 | .attrs = adm1026_attributes_in8_9, | |
1650 | }; | |
1651 | ||
57f7eb0b | 1652 | /* Return 0 if detection is successful, -ENODEV otherwise */ |
310ec792 | 1653 | static int adm1026_detect(struct i2c_client *client, |
57f7eb0b | 1654 | struct i2c_board_info *info) |
1da177e4 | 1655 | { |
57f7eb0b JD |
1656 | struct i2c_adapter *adapter = client->adapter; |
1657 | int address = client->addr; | |
1da177e4 | 1658 | int company, verstep; |
1da177e4 LT |
1659 | |
1660 | if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) { | |
1661 | /* We need to be able to do byte I/O */ | |
57f7eb0b | 1662 | return -ENODEV; |
1da177e4 LT |
1663 | }; |
1664 | ||
1da177e4 LT |
1665 | /* Now, we do the remaining detection. */ |
1666 | ||
f67fdabf JD |
1667 | company = adm1026_read_value(client, ADM1026_REG_COMPANY); |
1668 | verstep = adm1026_read_value(client, ADM1026_REG_VERSTEP); | |
1da177e4 | 1669 | |
57f7eb0b | 1670 | dev_dbg(&adapter->dev, "Detecting device at %d,0x%02x with" |
1da177e4 | 1671 | " COMPANY: 0x%02x and VERSTEP: 0x%02x\n", |
f67fdabf | 1672 | i2c_adapter_id(client->adapter), client->addr, |
1da177e4 LT |
1673 | company, verstep); |
1674 | ||
52df6440 JD |
1675 | /* Determine the chip type. */ |
1676 | dev_dbg(&adapter->dev, "Autodetecting device at %d,0x%02x...\n", | |
1677 | i2c_adapter_id(adapter), address); | |
1678 | if (company == ADM1026_COMPANY_ANALOG_DEV | |
1679 | && verstep == ADM1026_VERSTEP_ADM1026) { | |
1680 | /* Analog Devices ADM1026 */ | |
1681 | } else if (company == ADM1026_COMPANY_ANALOG_DEV | |
1682 | && (verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) { | |
1683 | dev_err(&adapter->dev, "Unrecognized stepping " | |
1684 | "0x%02x. Defaulting to ADM1026.\n", verstep); | |
1685 | } else if ((verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) { | |
1686 | dev_err(&adapter->dev, "Found version/stepping " | |
1687 | "0x%02x. Assuming generic ADM1026.\n", | |
1688 | verstep); | |
1689 | } else { | |
1690 | dev_dbg(&adapter->dev, "Autodetection failed\n"); | |
1691 | /* Not an ADM1026... */ | |
1692 | return -ENODEV; | |
1da177e4 | 1693 | } |
52df6440 | 1694 | |
57f7eb0b | 1695 | strlcpy(info->type, "adm1026", I2C_NAME_SIZE); |
1da177e4 | 1696 | |
57f7eb0b JD |
1697 | return 0; |
1698 | } | |
1699 | ||
1700 | static int adm1026_probe(struct i2c_client *client, | |
1701 | const struct i2c_device_id *id) | |
1702 | { | |
1703 | struct adm1026_data *data; | |
1704 | int err; | |
1705 | ||
1706 | data = kzalloc(sizeof(struct adm1026_data), GFP_KERNEL); | |
1707 | if (!data) { | |
1708 | err = -ENOMEM; | |
1709 | goto exit; | |
1da177e4 | 1710 | } |
1da177e4 | 1711 | |
57f7eb0b | 1712 | i2c_set_clientdata(client, data); |
9a61bf63 | 1713 | mutex_init(&data->update_lock); |
1da177e4 | 1714 | |
1da177e4 | 1715 | /* Set the VRM version */ |
303760b4 | 1716 | data->vrm = vid_which_vrm(); |
1da177e4 LT |
1717 | |
1718 | /* Initialize the ADM1026 chip */ | |
f67fdabf | 1719 | adm1026_init_client(client); |
1da177e4 LT |
1720 | |
1721 | /* Register sysfs hooks */ | |
f67fdabf | 1722 | if ((err = sysfs_create_group(&client->dev.kobj, &adm1026_group))) |
57f7eb0b | 1723 | goto exitfree; |
5b34dbcd JD |
1724 | if (data->config1 & CFG1_AIN8_9) |
1725 | err = sysfs_create_group(&client->dev.kobj, | |
1726 | &adm1026_group_in8_9); | |
1727 | else | |
1728 | err = sysfs_create_group(&client->dev.kobj, | |
1729 | &adm1026_group_temp3); | |
1730 | if (err) | |
1731 | goto exitremove; | |
681c6f7a | 1732 | |
f67fdabf | 1733 | data->hwmon_dev = hwmon_device_register(&client->dev); |
1beeffe4 TJ |
1734 | if (IS_ERR(data->hwmon_dev)) { |
1735 | err = PTR_ERR(data->hwmon_dev); | |
681c6f7a | 1736 | goto exitremove; |
943b0830 MH |
1737 | } |
1738 | ||
1da177e4 LT |
1739 | return 0; |
1740 | ||
1741 | /* Error out and cleanup code */ | |
681c6f7a | 1742 | exitremove: |
f67fdabf | 1743 | sysfs_remove_group(&client->dev.kobj, &adm1026_group); |
5b34dbcd JD |
1744 | if (data->config1 & CFG1_AIN8_9) |
1745 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_in8_9); | |
1746 | else | |
1747 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_temp3); | |
1da177e4 | 1748 | exitfree: |
1f57ff89 | 1749 | kfree(data); |
1da177e4 LT |
1750 | exit: |
1751 | return err; | |
1752 | } | |
681c6f7a | 1753 | |
57f7eb0b | 1754 | static int adm1026_remove(struct i2c_client *client) |
681c6f7a MH |
1755 | { |
1756 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1beeffe4 | 1757 | hwmon_device_unregister(data->hwmon_dev); |
681c6f7a | 1758 | sysfs_remove_group(&client->dev.kobj, &adm1026_group); |
5b34dbcd JD |
1759 | if (data->config1 & CFG1_AIN8_9) |
1760 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_in8_9); | |
1761 | else | |
1762 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_temp3); | |
681c6f7a MH |
1763 | kfree(data); |
1764 | return 0; | |
1765 | } | |
1766 | ||
1da177e4 LT |
1767 | static int __init sm_adm1026_init(void) |
1768 | { | |
1769 | return i2c_add_driver(&adm1026_driver); | |
1770 | } | |
1771 | ||
cb01a231 | 1772 | static void __exit sm_adm1026_exit(void) |
1da177e4 LT |
1773 | { |
1774 | i2c_del_driver(&adm1026_driver); | |
1775 | } | |
1776 | ||
1777 | MODULE_LICENSE("GPL"); | |
1778 | MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, " | |
cb01a231 | 1779 | "Justin Thiessen <jthiessen@penguincomputing.com>"); |
1da177e4 LT |
1780 | MODULE_DESCRIPTION("ADM1026 driver"); |
1781 | ||
1782 | module_init(sm_adm1026_init); | |
1783 | module_exit(sm_adm1026_exit); |