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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 { | |
262 | struct i2c_client client; | |
1beeffe4 | 263 | struct device *hwmon_dev; |
1da177e4 | 264 | |
9a61bf63 | 265 | struct mutex update_lock; |
1da177e4 LT |
266 | int valid; /* !=0 if following fields are valid */ |
267 | unsigned long last_reading; /* In jiffies */ | |
268 | unsigned long last_config; /* In jiffies */ | |
269 | ||
cb01a231 JD |
270 | u8 in[17]; /* Register value */ |
271 | u8 in_max[17]; /* Register value */ | |
272 | u8 in_min[17]; /* Register value */ | |
273 | s8 temp[3]; /* Register value */ | |
274 | s8 temp_min[3]; /* Register value */ | |
275 | s8 temp_max[3]; /* Register value */ | |
276 | s8 temp_tmin[3]; /* Register value */ | |
277 | s8 temp_crit[3]; /* Register value */ | |
278 | s8 temp_offset[3]; /* Register value */ | |
279 | u8 fan[8]; /* Register value */ | |
280 | u8 fan_min[8]; /* Register value */ | |
281 | u8 fan_div[8]; /* Decoded value */ | |
282 | struct pwm_data pwm1; /* Pwm control values */ | |
283 | int vid; /* Decoded value */ | |
284 | u8 vrm; /* VRM version */ | |
1da177e4 | 285 | u8 analog_out; /* Register value (DAC) */ |
cb01a231 JD |
286 | long alarms; /* Register encoding, combined */ |
287 | long alarm_mask; /* Register encoding, combined */ | |
288 | long gpio; /* Register encoding, combined */ | |
289 | long gpio_mask; /* Register encoding, combined */ | |
290 | u8 gpio_config[17]; /* Decoded value */ | |
291 | u8 config1; /* Register value */ | |
292 | u8 config2; /* Register value */ | |
293 | u8 config3; /* Register value */ | |
1da177e4 LT |
294 | }; |
295 | ||
296 | static int adm1026_attach_adapter(struct i2c_adapter *adapter); | |
297 | static int adm1026_detect(struct i2c_adapter *adapter, int address, | |
298 | int kind); | |
299 | static int adm1026_detach_client(struct i2c_client *client); | |
f6c27fc1 DJ |
300 | static int adm1026_read_value(struct i2c_client *client, u8 reg); |
301 | static int adm1026_write_value(struct i2c_client *client, u8 reg, int value); | |
1da177e4 | 302 | static void adm1026_print_gpio(struct i2c_client *client); |
cb01a231 | 303 | static void adm1026_fixup_gpio(struct i2c_client *client); |
1da177e4 LT |
304 | static struct adm1026_data *adm1026_update_device(struct device *dev); |
305 | static void adm1026_init_client(struct i2c_client *client); | |
306 | ||
307 | ||
308 | static struct i2c_driver adm1026_driver = { | |
cdaf7934 | 309 | .driver = { |
cdaf7934 LR |
310 | .name = "adm1026", |
311 | }, | |
1da177e4 | 312 | .attach_adapter = adm1026_attach_adapter, |
cb01a231 | 313 | .detach_client = adm1026_detach_client, |
1da177e4 LT |
314 | }; |
315 | ||
c49efcef | 316 | static int adm1026_attach_adapter(struct i2c_adapter *adapter) |
1da177e4 LT |
317 | { |
318 | if (!(adapter->class & I2C_CLASS_HWMON)) { | |
319 | return 0; | |
320 | } | |
2ed2dc3c | 321 | return i2c_probe(adapter, &addr_data, adm1026_detect); |
1da177e4 LT |
322 | } |
323 | ||
c49efcef | 324 | static int adm1026_read_value(struct i2c_client *client, u8 reg) |
1da177e4 LT |
325 | { |
326 | int res; | |
327 | ||
328 | if (reg < 0x80) { | |
329 | /* "RAM" locations */ | |
330 | res = i2c_smbus_read_byte_data(client, reg) & 0xff; | |
331 | } else { | |
332 | /* EEPROM, do nothing */ | |
333 | res = 0; | |
334 | } | |
335 | return res; | |
336 | } | |
337 | ||
c49efcef | 338 | static int adm1026_write_value(struct i2c_client *client, u8 reg, int value) |
1da177e4 LT |
339 | { |
340 | int res; | |
341 | ||
342 | if (reg < 0x80) { | |
343 | /* "RAM" locations */ | |
344 | res = i2c_smbus_write_byte_data(client, reg, value); | |
345 | } else { | |
346 | /* EEPROM, do nothing */ | |
347 | res = 0; | |
348 | } | |
349 | return res; | |
350 | } | |
351 | ||
c49efcef | 352 | static void adm1026_init_client(struct i2c_client *client) |
1da177e4 LT |
353 | { |
354 | int value, i; | |
355 | struct adm1026_data *data = i2c_get_clientdata(client); | |
356 | ||
cb01a231 | 357 | dev_dbg(&client->dev, "Initializing device\n"); |
1da177e4 LT |
358 | /* Read chip config */ |
359 | data->config1 = adm1026_read_value(client, ADM1026_REG_CONFIG1); | |
360 | data->config2 = adm1026_read_value(client, ADM1026_REG_CONFIG2); | |
361 | data->config3 = adm1026_read_value(client, ADM1026_REG_CONFIG3); | |
362 | ||
363 | /* Inform user of chip config */ | |
364 | dev_dbg(&client->dev, "ADM1026_REG_CONFIG1 is: 0x%02x\n", | |
365 | data->config1); | |
366 | if ((data->config1 & CFG1_MONITOR) == 0) { | |
367 | dev_dbg(&client->dev, "Monitoring not currently " | |
368 | "enabled.\n"); | |
369 | } | |
370 | if (data->config1 & CFG1_INT_ENABLE) { | |
371 | dev_dbg(&client->dev, "SMBALERT interrupts are " | |
372 | "enabled.\n"); | |
373 | } | |
374 | if (data->config1 & CFG1_AIN8_9) { | |
375 | dev_dbg(&client->dev, "in8 and in9 enabled. " | |
376 | "temp3 disabled.\n"); | |
377 | } else { | |
378 | dev_dbg(&client->dev, "temp3 enabled. in8 and " | |
379 | "in9 disabled.\n"); | |
380 | } | |
381 | if (data->config1 & CFG1_THERM_HOT) { | |
382 | dev_dbg(&client->dev, "Automatic THERM, PWM, " | |
383 | "and temp limits enabled.\n"); | |
384 | } | |
385 | ||
1da177e4 | 386 | if (data->config3 & CFG3_GPIO16_ENABLE) { |
368609c5 | 387 | dev_dbg(&client->dev, "GPIO16 enabled. THERM " |
1da177e4 LT |
388 | "pin disabled.\n"); |
389 | } else { | |
390 | dev_dbg(&client->dev, "THERM pin enabled. " | |
391 | "GPIO16 disabled.\n"); | |
392 | } | |
393 | if (data->config3 & CFG3_VREF_250) { | |
394 | dev_dbg(&client->dev, "Vref is 2.50 Volts.\n"); | |
395 | } else { | |
396 | dev_dbg(&client->dev, "Vref is 1.82 Volts.\n"); | |
397 | } | |
398 | /* Read and pick apart the existing GPIO configuration */ | |
399 | value = 0; | |
400 | for (i = 0;i <= 15;++i) { | |
401 | if ((i & 0x03) == 0) { | |
402 | value = adm1026_read_value(client, | |
403 | ADM1026_REG_GPIO_CFG_0_3 + i/4); | |
404 | } | |
405 | data->gpio_config[i] = value & 0x03; | |
406 | value >>= 2; | |
407 | } | |
408 | data->gpio_config[16] = (data->config3 >> 6) & 0x03; | |
409 | ||
410 | /* ... and then print it */ | |
411 | adm1026_print_gpio(client); | |
412 | ||
413 | /* If the user asks us to reprogram the GPIO config, then | |
414 | * do it now. | |
415 | */ | |
416 | if (gpio_input[0] != -1 || gpio_output[0] != -1 | |
417 | || gpio_inverted[0] != -1 || gpio_normal[0] != -1 | |
418 | || gpio_fan[0] != -1) { | |
419 | adm1026_fixup_gpio(client); | |
420 | } | |
421 | ||
422 | /* WE INTENTIONALLY make no changes to the limits, | |
423 | * offsets, pwms, fans and zones. If they were | |
424 | * configured, we don't want to mess with them. | |
425 | * If they weren't, the default is 100% PWM, no | |
426 | * control and will suffice until 'sensors -s' | |
cb01a231 | 427 | * can be run by the user. We DO set the default |
1da177e4 LT |
428 | * value for pwm1.auto_pwm_min to its maximum |
429 | * so that enabling automatic pwm fan control | |
cb01a231 | 430 | * without first setting a value for pwm1.auto_pwm_min |
1da177e4 LT |
431 | * will not result in potentially dangerous fan speed decrease. |
432 | */ | |
433 | data->pwm1.auto_pwm_min=255; | |
434 | /* Start monitoring */ | |
435 | value = adm1026_read_value(client, ADM1026_REG_CONFIG1); | |
436 | /* Set MONITOR, clear interrupt acknowledge and s/w reset */ | |
437 | value = (value | CFG1_MONITOR) & (~CFG1_INT_CLEAR & ~CFG1_RESET); | |
438 | dev_dbg(&client->dev, "Setting CONFIG to: 0x%02x\n", value); | |
439 | data->config1 = value; | |
440 | adm1026_write_value(client, ADM1026_REG_CONFIG1, value); | |
441 | ||
442 | /* initialize fan_div[] to hardware defaults */ | |
443 | value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3) | | |
444 | (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7) << 8); | |
445 | for (i = 0;i <= 7;++i) { | |
446 | data->fan_div[i] = DIV_FROM_REG(value & 0x03); | |
447 | value >>= 2; | |
448 | } | |
449 | } | |
450 | ||
c49efcef | 451 | static void adm1026_print_gpio(struct i2c_client *client) |
1da177e4 LT |
452 | { |
453 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 | 454 | int i; |
1da177e4 LT |
455 | |
456 | dev_dbg(&client->dev, "GPIO config is:"); | |
457 | for (i = 0;i <= 7;++i) { | |
458 | if (data->config2 & (1 << i)) { | |
459 | dev_dbg(&client->dev, "\t%sGP%s%d\n", | |
460 | data->gpio_config[i] & 0x02 ? "" : "!", | |
461 | data->gpio_config[i] & 0x01 ? "OUT" : "IN", | |
462 | i); | |
463 | } else { | |
464 | dev_dbg(&client->dev, "\tFAN%d\n", i); | |
465 | } | |
466 | } | |
467 | for (i = 8;i <= 15;++i) { | |
468 | dev_dbg(&client->dev, "\t%sGP%s%d\n", | |
469 | data->gpio_config[i] & 0x02 ? "" : "!", | |
470 | data->gpio_config[i] & 0x01 ? "OUT" : "IN", | |
471 | i); | |
472 | } | |
473 | if (data->config3 & CFG3_GPIO16_ENABLE) { | |
474 | dev_dbg(&client->dev, "\t%sGP%s16\n", | |
475 | data->gpio_config[16] & 0x02 ? "" : "!", | |
476 | data->gpio_config[16] & 0x01 ? "OUT" : "IN"); | |
477 | } else { | |
cb01a231 | 478 | /* GPIO16 is THERM */ |
1da177e4 LT |
479 | dev_dbg(&client->dev, "\tTHERM\n"); |
480 | } | |
481 | } | |
482 | ||
c49efcef | 483 | static void adm1026_fixup_gpio(struct i2c_client *client) |
1da177e4 LT |
484 | { |
485 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 JD |
486 | int i; |
487 | int value; | |
1da177e4 LT |
488 | |
489 | /* Make the changes requested. */ | |
490 | /* We may need to unlock/stop monitoring or soft-reset the | |
491 | * chip before we can make changes. This hasn't been | |
492 | * tested much. FIXME | |
493 | */ | |
494 | ||
495 | /* Make outputs */ | |
496 | for (i = 0;i <= 16;++i) { | |
497 | if (gpio_output[i] >= 0 && gpio_output[i] <= 16) { | |
498 | data->gpio_config[gpio_output[i]] |= 0x01; | |
499 | } | |
500 | /* if GPIO0-7 is output, it isn't a FAN tach */ | |
501 | if (gpio_output[i] >= 0 && gpio_output[i] <= 7) { | |
502 | data->config2 |= 1 << gpio_output[i]; | |
503 | } | |
504 | } | |
505 | ||
506 | /* Input overrides output */ | |
507 | for (i = 0;i <= 16;++i) { | |
508 | if (gpio_input[i] >= 0 && gpio_input[i] <= 16) { | |
509 | data->gpio_config[gpio_input[i]] &= ~ 0x01; | |
510 | } | |
511 | /* if GPIO0-7 is input, it isn't a FAN tach */ | |
512 | if (gpio_input[i] >= 0 && gpio_input[i] <= 7) { | |
513 | data->config2 |= 1 << gpio_input[i]; | |
514 | } | |
515 | } | |
516 | ||
cb01a231 | 517 | /* Inverted */ |
1da177e4 LT |
518 | for (i = 0;i <= 16;++i) { |
519 | if (gpio_inverted[i] >= 0 && gpio_inverted[i] <= 16) { | |
520 | data->gpio_config[gpio_inverted[i]] &= ~ 0x02; | |
521 | } | |
522 | } | |
523 | ||
cb01a231 | 524 | /* Normal overrides inverted */ |
1da177e4 LT |
525 | for (i = 0;i <= 16;++i) { |
526 | if (gpio_normal[i] >= 0 && gpio_normal[i] <= 16) { | |
527 | data->gpio_config[gpio_normal[i]] |= 0x02; | |
528 | } | |
529 | } | |
530 | ||
531 | /* Fan overrides input and output */ | |
532 | for (i = 0;i <= 7;++i) { | |
533 | if (gpio_fan[i] >= 0 && gpio_fan[i] <= 7) { | |
534 | data->config2 &= ~(1 << gpio_fan[i]); | |
535 | } | |
536 | } | |
537 | ||
538 | /* Write new configs to registers */ | |
539 | adm1026_write_value(client, ADM1026_REG_CONFIG2, data->config2); | |
540 | data->config3 = (data->config3 & 0x3f) | |
541 | | ((data->gpio_config[16] & 0x03) << 6); | |
542 | adm1026_write_value(client, ADM1026_REG_CONFIG3, data->config3); | |
543 | for (i = 15, value = 0;i >= 0;--i) { | |
544 | value <<= 2; | |
545 | value |= data->gpio_config[i] & 0x03; | |
546 | if ((i & 0x03) == 0) { | |
547 | adm1026_write_value(client, | |
548 | ADM1026_REG_GPIO_CFG_0_3 + i/4, | |
549 | value); | |
550 | value = 0; | |
551 | } | |
552 | } | |
553 | ||
554 | /* Print the new config */ | |
555 | adm1026_print_gpio(client); | |
556 | } | |
557 | ||
558 | ||
559 | static struct adm1026_data *adm1026_update_device(struct device *dev) | |
560 | { | |
561 | struct i2c_client *client = to_i2c_client(dev); | |
562 | struct adm1026_data *data = i2c_get_clientdata(client); | |
563 | int i; | |
564 | long value, alarms, gpio; | |
565 | ||
9a61bf63 | 566 | mutex_lock(&data->update_lock); |
1da177e4 LT |
567 | if (!data->valid |
568 | || time_after(jiffies, data->last_reading + ADM1026_DATA_INTERVAL)) { | |
569 | /* Things that change quickly */ | |
cb01a231 | 570 | dev_dbg(&client->dev, "Reading sensor values\n"); |
1da177e4 LT |
571 | for (i = 0;i <= 16;++i) { |
572 | data->in[i] = | |
573 | adm1026_read_value(client, ADM1026_REG_IN[i]); | |
574 | } | |
575 | ||
576 | for (i = 0;i <= 7;++i) { | |
577 | data->fan[i] = | |
578 | adm1026_read_value(client, ADM1026_REG_FAN(i)); | |
579 | } | |
580 | ||
581 | for (i = 0;i <= 2;++i) { | |
582 | /* NOTE: temp[] is s8 and we assume 2's complement | |
cb01a231 | 583 | * "conversion" in the assignment */ |
1da177e4 LT |
584 | data->temp[i] = |
585 | adm1026_read_value(client, ADM1026_REG_TEMP[i]); | |
586 | } | |
587 | ||
cb01a231 | 588 | data->pwm1.pwm = adm1026_read_value(client, |
1da177e4 | 589 | ADM1026_REG_PWM); |
cb01a231 | 590 | data->analog_out = adm1026_read_value(client, |
1da177e4 LT |
591 | ADM1026_REG_DAC); |
592 | /* GPIO16 is MSbit of alarms, move it to gpio */ | |
593 | alarms = adm1026_read_value(client, ADM1026_REG_STATUS4); | |
cb01a231 | 594 | gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */ |
1da177e4 LT |
595 | alarms &= 0x7f; |
596 | alarms <<= 8; | |
597 | alarms |= adm1026_read_value(client, ADM1026_REG_STATUS3); | |
598 | alarms <<= 8; | |
599 | alarms |= adm1026_read_value(client, ADM1026_REG_STATUS2); | |
600 | alarms <<= 8; | |
601 | alarms |= adm1026_read_value(client, ADM1026_REG_STATUS1); | |
602 | data->alarms = alarms; | |
603 | ||
604 | /* Read the GPIO values */ | |
cb01a231 | 605 | gpio |= adm1026_read_value(client, |
1da177e4 LT |
606 | ADM1026_REG_GPIO_STATUS_8_15); |
607 | gpio <<= 8; | |
cb01a231 | 608 | gpio |= adm1026_read_value(client, |
1da177e4 LT |
609 | ADM1026_REG_GPIO_STATUS_0_7); |
610 | data->gpio = gpio; | |
611 | ||
612 | data->last_reading = jiffies; | |
cb01a231 | 613 | }; /* last_reading */ |
1da177e4 LT |
614 | |
615 | if (!data->valid || | |
616 | time_after(jiffies, data->last_config + ADM1026_CONFIG_INTERVAL)) { | |
617 | /* Things that don't change often */ | |
618 | dev_dbg(&client->dev, "Reading config values\n"); | |
619 | for (i = 0;i <= 16;++i) { | |
cb01a231 | 620 | data->in_min[i] = adm1026_read_value(client, |
1da177e4 | 621 | ADM1026_REG_IN_MIN[i]); |
cb01a231 | 622 | data->in_max[i] = adm1026_read_value(client, |
1da177e4 LT |
623 | ADM1026_REG_IN_MAX[i]); |
624 | } | |
625 | ||
626 | value = adm1026_read_value(client, ADM1026_REG_FAN_DIV_0_3) | |
627 | | (adm1026_read_value(client, ADM1026_REG_FAN_DIV_4_7) | |
628 | << 8); | |
629 | for (i = 0;i <= 7;++i) { | |
cb01a231 | 630 | data->fan_min[i] = adm1026_read_value(client, |
1da177e4 LT |
631 | ADM1026_REG_FAN_MIN(i)); |
632 | data->fan_div[i] = DIV_FROM_REG(value & 0x03); | |
633 | value >>= 2; | |
634 | } | |
635 | ||
636 | for (i = 0; i <= 2; ++i) { | |
cb01a231 | 637 | /* NOTE: temp_xxx[] are s8 and we assume 2's |
1da177e4 LT |
638 | * complement "conversion" in the assignment |
639 | */ | |
cb01a231 | 640 | data->temp_min[i] = adm1026_read_value(client, |
1da177e4 | 641 | ADM1026_REG_TEMP_MIN[i]); |
cb01a231 | 642 | data->temp_max[i] = adm1026_read_value(client, |
1da177e4 | 643 | ADM1026_REG_TEMP_MAX[i]); |
cb01a231 | 644 | data->temp_tmin[i] = adm1026_read_value(client, |
1da177e4 | 645 | ADM1026_REG_TEMP_TMIN[i]); |
cb01a231 | 646 | data->temp_crit[i] = adm1026_read_value(client, |
1da177e4 | 647 | ADM1026_REG_TEMP_THERM[i]); |
cb01a231 | 648 | data->temp_offset[i] = adm1026_read_value(client, |
1da177e4 LT |
649 | ADM1026_REG_TEMP_OFFSET[i]); |
650 | } | |
651 | ||
652 | /* Read the STATUS/alarm masks */ | |
cb01a231 JD |
653 | alarms = adm1026_read_value(client, ADM1026_REG_MASK4); |
654 | gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */ | |
655 | alarms = (alarms & 0x7f) << 8; | |
1da177e4 LT |
656 | alarms |= adm1026_read_value(client, ADM1026_REG_MASK3); |
657 | alarms <<= 8; | |
658 | alarms |= adm1026_read_value(client, ADM1026_REG_MASK2); | |
659 | alarms <<= 8; | |
660 | alarms |= adm1026_read_value(client, ADM1026_REG_MASK1); | |
661 | data->alarm_mask = alarms; | |
662 | ||
663 | /* Read the GPIO values */ | |
cb01a231 | 664 | gpio |= adm1026_read_value(client, |
1da177e4 LT |
665 | ADM1026_REG_GPIO_MASK_8_15); |
666 | gpio <<= 8; | |
667 | gpio |= adm1026_read_value(client, ADM1026_REG_GPIO_MASK_0_7); | |
668 | data->gpio_mask = gpio; | |
669 | ||
670 | /* Read various values from CONFIG1 */ | |
cb01a231 | 671 | data->config1 = adm1026_read_value(client, |
1da177e4 LT |
672 | ADM1026_REG_CONFIG1); |
673 | if (data->config1 & CFG1_PWM_AFC) { | |
674 | data->pwm1.enable = 2; | |
cb01a231 | 675 | data->pwm1.auto_pwm_min = |
1da177e4 LT |
676 | PWM_MIN_FROM_REG(data->pwm1.pwm); |
677 | } | |
678 | /* Read the GPIO config */ | |
cb01a231 | 679 | data->config2 = adm1026_read_value(client, |
1da177e4 | 680 | ADM1026_REG_CONFIG2); |
cb01a231 | 681 | data->config3 = adm1026_read_value(client, |
1da177e4 LT |
682 | ADM1026_REG_CONFIG3); |
683 | data->gpio_config[16] = (data->config3 >> 6) & 0x03; | |
684 | ||
685 | value = 0; | |
686 | for (i = 0;i <= 15;++i) { | |
687 | if ((i & 0x03) == 0) { | |
688 | value = adm1026_read_value(client, | |
689 | ADM1026_REG_GPIO_CFG_0_3 + i/4); | |
690 | } | |
691 | data->gpio_config[i] = value & 0x03; | |
692 | value >>= 2; | |
693 | } | |
694 | ||
695 | data->last_config = jiffies; | |
cb01a231 | 696 | }; /* last_config */ |
1da177e4 LT |
697 | |
698 | dev_dbg(&client->dev, "Setting VID from GPIO11-15.\n"); | |
699 | data->vid = (data->gpio >> 11) & 0x1f; | |
700 | data->valid = 1; | |
9a61bf63 | 701 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
702 | return data; |
703 | } | |
704 | ||
050480f1 YI |
705 | static ssize_t show_in(struct device *dev, struct device_attribute *attr, |
706 | char *buf) | |
1da177e4 | 707 | { |
050480f1 YI |
708 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
709 | int nr = sensor_attr->index; | |
1da177e4 | 710 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 711 | return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in[nr])); |
1da177e4 | 712 | } |
050480f1 YI |
713 | static ssize_t show_in_min(struct device *dev, struct device_attribute *attr, |
714 | char *buf) | |
1da177e4 | 715 | { |
050480f1 YI |
716 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
717 | int nr = sensor_attr->index; | |
cb01a231 JD |
718 | struct adm1026_data *data = adm1026_update_device(dev); |
719 | return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_min[nr])); | |
1da177e4 | 720 | } |
050480f1 YI |
721 | static ssize_t set_in_min(struct device *dev, struct device_attribute *attr, |
722 | const char *buf, size_t count) | |
1da177e4 | 723 | { |
050480f1 YI |
724 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
725 | int nr = sensor_attr->index; | |
1da177e4 LT |
726 | struct i2c_client *client = to_i2c_client(dev); |
727 | struct adm1026_data *data = i2c_get_clientdata(client); | |
728 | int val = simple_strtol(buf, NULL, 10); | |
729 | ||
9a61bf63 | 730 | mutex_lock(&data->update_lock); |
1da177e4 LT |
731 | data->in_min[nr] = INS_TO_REG(nr, val); |
732 | adm1026_write_value(client, ADM1026_REG_IN_MIN[nr], data->in_min[nr]); | |
9a61bf63 | 733 | mutex_unlock(&data->update_lock); |
cb01a231 | 734 | return count; |
1da177e4 | 735 | } |
050480f1 YI |
736 | static ssize_t show_in_max(struct device *dev, struct device_attribute *attr, |
737 | char *buf) | |
1da177e4 | 738 | { |
050480f1 YI |
739 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
740 | int nr = sensor_attr->index; | |
1da177e4 | 741 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 742 | return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_max[nr])); |
1da177e4 | 743 | } |
050480f1 YI |
744 | static ssize_t set_in_max(struct device *dev, struct device_attribute *attr, |
745 | const char *buf, size_t count) | |
1da177e4 | 746 | { |
050480f1 YI |
747 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
748 | int nr = sensor_attr->index; | |
1da177e4 LT |
749 | struct i2c_client *client = to_i2c_client(dev); |
750 | struct adm1026_data *data = i2c_get_clientdata(client); | |
751 | int val = simple_strtol(buf, NULL, 10); | |
752 | ||
9a61bf63 | 753 | mutex_lock(&data->update_lock); |
1da177e4 LT |
754 | data->in_max[nr] = INS_TO_REG(nr, val); |
755 | adm1026_write_value(client, ADM1026_REG_IN_MAX[nr], data->in_max[nr]); | |
9a61bf63 | 756 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
757 | return count; |
758 | } | |
759 | ||
050480f1 YI |
760 | #define in_reg(offset) \ |
761 | static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, show_in, \ | |
762 | NULL, offset); \ | |
763 | static SENSOR_DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR, \ | |
764 | show_in_min, set_in_min, offset); \ | |
765 | static SENSOR_DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR, \ | |
766 | show_in_max, set_in_max, offset); | |
1da177e4 LT |
767 | |
768 | ||
769 | in_reg(0); | |
770 | in_reg(1); | |
771 | in_reg(2); | |
772 | in_reg(3); | |
773 | in_reg(4); | |
774 | in_reg(5); | |
775 | in_reg(6); | |
776 | in_reg(7); | |
777 | in_reg(8); | |
778 | in_reg(9); | |
779 | in_reg(10); | |
780 | in_reg(11); | |
781 | in_reg(12); | |
782 | in_reg(13); | |
783 | in_reg(14); | |
784 | in_reg(15); | |
785 | ||
74880c06 | 786 | static ssize_t show_in16(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
787 | { |
788 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 789 | return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in[16]) - |
1da177e4 LT |
790 | NEG12_OFFSET); |
791 | } | |
74880c06 | 792 | static ssize_t show_in16_min(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 | 793 | { |
cb01a231 JD |
794 | struct adm1026_data *data = adm1026_update_device(dev); |
795 | return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_min[16]) | |
1da177e4 LT |
796 | - NEG12_OFFSET); |
797 | } | |
74880c06 | 798 | static ssize_t set_in16_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4 LT |
799 | { |
800 | struct i2c_client *client = to_i2c_client(dev); | |
801 | struct adm1026_data *data = i2c_get_clientdata(client); | |
802 | int val = simple_strtol(buf, NULL, 10); | |
803 | ||
9a61bf63 | 804 | mutex_lock(&data->update_lock); |
1da177e4 LT |
805 | data->in_min[16] = INS_TO_REG(16, val + NEG12_OFFSET); |
806 | adm1026_write_value(client, ADM1026_REG_IN_MIN[16], data->in_min[16]); | |
9a61bf63 | 807 | mutex_unlock(&data->update_lock); |
cb01a231 | 808 | return count; |
1da177e4 | 809 | } |
74880c06 | 810 | static ssize_t show_in16_max(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
811 | { |
812 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 813 | return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_max[16]) |
1da177e4 LT |
814 | - NEG12_OFFSET); |
815 | } | |
74880c06 | 816 | static ssize_t set_in16_max(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
1da177e4 LT |
817 | { |
818 | struct i2c_client *client = to_i2c_client(dev); | |
819 | struct adm1026_data *data = i2c_get_clientdata(client); | |
820 | int val = simple_strtol(buf, NULL, 10); | |
821 | ||
9a61bf63 | 822 | mutex_lock(&data->update_lock); |
1da177e4 LT |
823 | data->in_max[16] = INS_TO_REG(16, val+NEG12_OFFSET); |
824 | adm1026_write_value(client, ADM1026_REG_IN_MAX[16], data->in_max[16]); | |
9a61bf63 | 825 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
826 | return count; |
827 | } | |
828 | ||
050480f1 YI |
829 | static SENSOR_DEVICE_ATTR(in16_input, S_IRUGO, show_in16, NULL, 16); |
830 | static SENSOR_DEVICE_ATTR(in16_min, S_IRUGO | S_IWUSR, show_in16_min, set_in16_min, 16); | |
831 | static SENSOR_DEVICE_ATTR(in16_max, S_IRUGO | S_IWUSR, show_in16_max, set_in16_max, 16); | |
1da177e4 LT |
832 | |
833 | ||
834 | ||
835 | ||
836 | /* Now add fan read/write functions */ | |
837 | ||
050480f1 YI |
838 | static ssize_t show_fan(struct device *dev, struct device_attribute *attr, |
839 | char *buf) | |
1da177e4 | 840 | { |
050480f1 YI |
841 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
842 | int nr = sensor_attr->index; | |
1da177e4 | 843 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 844 | return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr], |
1da177e4 LT |
845 | data->fan_div[nr])); |
846 | } | |
050480f1 YI |
847 | static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr, |
848 | char *buf) | |
1da177e4 | 849 | { |
050480f1 YI |
850 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
851 | int nr = sensor_attr->index; | |
1da177e4 | 852 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 853 | return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr], |
1da177e4 LT |
854 | data->fan_div[nr])); |
855 | } | |
050480f1 YI |
856 | static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr, |
857 | const char *buf, size_t count) | |
1da177e4 | 858 | { |
050480f1 YI |
859 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
860 | int nr = sensor_attr->index; | |
1da177e4 LT |
861 | struct i2c_client *client = to_i2c_client(dev); |
862 | struct adm1026_data *data = i2c_get_clientdata(client); | |
863 | int val = simple_strtol(buf, NULL, 10); | |
864 | ||
9a61bf63 | 865 | mutex_lock(&data->update_lock); |
1da177e4 LT |
866 | data->fan_min[nr] = FAN_TO_REG(val, data->fan_div[nr]); |
867 | adm1026_write_value(client, ADM1026_REG_FAN_MIN(nr), | |
868 | data->fan_min[nr]); | |
9a61bf63 | 869 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
870 | return count; |
871 | } | |
872 | ||
cb01a231 JD |
873 | #define fan_offset(offset) \ |
874 | static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, show_fan, NULL, \ | |
875 | offset - 1); \ | |
876 | static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \ | |
050480f1 | 877 | show_fan_min, set_fan_min, offset - 1); |
1da177e4 LT |
878 | |
879 | fan_offset(1); | |
880 | fan_offset(2); | |
881 | fan_offset(3); | |
882 | fan_offset(4); | |
883 | fan_offset(5); | |
884 | fan_offset(6); | |
885 | fan_offset(7); | |
886 | fan_offset(8); | |
887 | ||
888 | /* Adjust fan_min to account for new fan divisor */ | |
889 | static void fixup_fan_min(struct device *dev, int fan, int old_div) | |
890 | { | |
891 | struct i2c_client *client = to_i2c_client(dev); | |
892 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 JD |
893 | int new_min; |
894 | int new_div = data->fan_div[fan]; | |
1da177e4 LT |
895 | |
896 | /* 0 and 0xff are special. Don't adjust them */ | |
897 | if (data->fan_min[fan] == 0 || data->fan_min[fan] == 0xff) { | |
898 | return; | |
899 | } | |
900 | ||
901 | new_min = data->fan_min[fan] * old_div / new_div; | |
902 | new_min = SENSORS_LIMIT(new_min, 1, 254); | |
903 | data->fan_min[fan] = new_min; | |
904 | adm1026_write_value(client, ADM1026_REG_FAN_MIN(fan), new_min); | |
905 | } | |
906 | ||
907 | /* Now add fan_div read/write functions */ | |
050480f1 YI |
908 | static ssize_t show_fan_div(struct device *dev, struct device_attribute *attr, |
909 | char *buf) | |
1da177e4 | 910 | { |
050480f1 YI |
911 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
912 | int nr = sensor_attr->index; | |
1da177e4 | 913 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 914 | return sprintf(buf, "%d\n", data->fan_div[nr]); |
1da177e4 | 915 | } |
050480f1 YI |
916 | static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr, |
917 | const char *buf, size_t count) | |
1da177e4 | 918 | { |
050480f1 YI |
919 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
920 | int nr = sensor_attr->index; | |
1da177e4 LT |
921 | struct i2c_client *client = to_i2c_client(dev); |
922 | struct adm1026_data *data = i2c_get_clientdata(client); | |
cb01a231 | 923 | int val, orig_div, new_div, shift; |
1da177e4 LT |
924 | |
925 | val = simple_strtol(buf, NULL, 10); | |
cb01a231 | 926 | new_div = DIV_TO_REG(val); |
1da177e4 LT |
927 | if (new_div == 0) { |
928 | return -EINVAL; | |
929 | } | |
9a61bf63 | 930 | mutex_lock(&data->update_lock); |
1da177e4 LT |
931 | orig_div = data->fan_div[nr]; |
932 | data->fan_div[nr] = DIV_FROM_REG(new_div); | |
933 | ||
934 | if (nr < 4) { /* 0 <= nr < 4 */ | |
935 | shift = 2 * nr; | |
936 | adm1026_write_value(client, ADM1026_REG_FAN_DIV_0_3, | |
937 | ((DIV_TO_REG(orig_div) & (~(0x03 << shift))) | | |
938 | (new_div << shift))); | |
939 | } else { /* 3 < nr < 8 */ | |
940 | shift = 2 * (nr - 4); | |
941 | adm1026_write_value(client, ADM1026_REG_FAN_DIV_4_7, | |
942 | ((DIV_TO_REG(orig_div) & (~(0x03 << (2 * shift)))) | | |
943 | (new_div << shift))); | |
944 | } | |
945 | ||
946 | if (data->fan_div[nr] != orig_div) { | |
cb01a231 | 947 | fixup_fan_min(dev, nr, orig_div); |
1da177e4 | 948 | } |
9a61bf63 | 949 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
950 | return count; |
951 | } | |
952 | ||
cb01a231 JD |
953 | #define fan_offset_div(offset) \ |
954 | static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \ | |
050480f1 | 955 | show_fan_div, set_fan_div, offset - 1); |
1da177e4 LT |
956 | |
957 | fan_offset_div(1); | |
958 | fan_offset_div(2); | |
959 | fan_offset_div(3); | |
960 | fan_offset_div(4); | |
961 | fan_offset_div(5); | |
962 | fan_offset_div(6); | |
963 | fan_offset_div(7); | |
964 | fan_offset_div(8); | |
965 | ||
966 | /* Temps */ | |
050480f1 YI |
967 | static ssize_t show_temp(struct device *dev, struct device_attribute *attr, |
968 | char *buf) | |
1da177e4 | 969 | { |
050480f1 YI |
970 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
971 | int nr = sensor_attr->index; | |
1da177e4 | 972 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 973 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[nr])); |
1da177e4 | 974 | } |
050480f1 YI |
975 | static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr, |
976 | char *buf) | |
1da177e4 | 977 | { |
050480f1 YI |
978 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
979 | int nr = sensor_attr->index; | |
1da177e4 | 980 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 981 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[nr])); |
1da177e4 | 982 | } |
050480f1 YI |
983 | static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr, |
984 | const char *buf, size_t count) | |
1da177e4 | 985 | { |
050480f1 YI |
986 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
987 | int nr = sensor_attr->index; | |
1da177e4 LT |
988 | struct i2c_client *client = to_i2c_client(dev); |
989 | struct adm1026_data *data = i2c_get_clientdata(client); | |
990 | int val = simple_strtol(buf, NULL, 10); | |
991 | ||
9a61bf63 | 992 | mutex_lock(&data->update_lock); |
1da177e4 LT |
993 | data->temp_min[nr] = TEMP_TO_REG(val); |
994 | adm1026_write_value(client, ADM1026_REG_TEMP_MIN[nr], | |
995 | data->temp_min[nr]); | |
9a61bf63 | 996 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
997 | return count; |
998 | } | |
050480f1 YI |
999 | static ssize_t show_temp_max(struct device *dev, struct device_attribute *attr, |
1000 | char *buf) | |
1da177e4 | 1001 | { |
050480f1 YI |
1002 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1003 | int nr = sensor_attr->index; | |
1da177e4 | 1004 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1005 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[nr])); |
1da177e4 | 1006 | } |
050480f1 YI |
1007 | static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr, |
1008 | const char *buf, size_t count) | |
1da177e4 | 1009 | { |
050480f1 YI |
1010 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1011 | int nr = sensor_attr->index; | |
1da177e4 LT |
1012 | struct i2c_client *client = to_i2c_client(dev); |
1013 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1014 | int val = simple_strtol(buf, NULL, 10); | |
1015 | ||
9a61bf63 | 1016 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1017 | data->temp_max[nr] = TEMP_TO_REG(val); |
1018 | adm1026_write_value(client, ADM1026_REG_TEMP_MAX[nr], | |
1019 | data->temp_max[nr]); | |
9a61bf63 | 1020 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1021 | return count; |
1022 | } | |
050480f1 YI |
1023 | |
1024 | #define temp_reg(offset) \ | |
cb01a231 | 1025 | static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_temp, \ |
050480f1 YI |
1026 | NULL, offset - 1); \ |
1027 | static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IRUGO | S_IWUSR, \ | |
1028 | show_temp_min, set_temp_min, offset - 1); \ | |
1029 | static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR, \ | |
1030 | show_temp_max, set_temp_max, offset - 1); | |
1da177e4 LT |
1031 | |
1032 | ||
1033 | temp_reg(1); | |
1034 | temp_reg(2); | |
1035 | temp_reg(3); | |
1036 | ||
050480f1 YI |
1037 | static ssize_t show_temp_offset(struct device *dev, |
1038 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1039 | { |
050480f1 YI |
1040 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1041 | int nr = sensor_attr->index; | |
1da177e4 | 1042 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1043 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_offset[nr])); |
1da177e4 | 1044 | } |
050480f1 YI |
1045 | static ssize_t set_temp_offset(struct device *dev, |
1046 | struct device_attribute *attr, const char *buf, | |
1047 | size_t count) | |
1da177e4 | 1048 | { |
050480f1 YI |
1049 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1050 | int nr = sensor_attr->index; | |
1da177e4 LT |
1051 | struct i2c_client *client = to_i2c_client(dev); |
1052 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1053 | int val = simple_strtol(buf, NULL, 10); | |
1054 | ||
9a61bf63 | 1055 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1056 | data->temp_offset[nr] = TEMP_TO_REG(val); |
1057 | adm1026_write_value(client, ADM1026_REG_TEMP_OFFSET[nr], | |
1058 | data->temp_offset[nr]); | |
9a61bf63 | 1059 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1060 | return count; |
1061 | } | |
1062 | ||
050480f1 YI |
1063 | #define temp_offset_reg(offset) \ |
1064 | static SENSOR_DEVICE_ATTR(temp##offset##_offset, S_IRUGO | S_IWUSR, \ | |
1065 | show_temp_offset, set_temp_offset, offset - 1); | |
1da177e4 LT |
1066 | |
1067 | temp_offset_reg(1); | |
1068 | temp_offset_reg(2); | |
1069 | temp_offset_reg(3); | |
1070 | ||
050480f1 YI |
1071 | static ssize_t show_temp_auto_point1_temp_hyst(struct device *dev, |
1072 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1073 | { |
050480f1 YI |
1074 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1075 | int nr = sensor_attr->index; | |
1da177e4 | 1076 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1077 | return sprintf(buf, "%d\n", TEMP_FROM_REG( |
1da177e4 LT |
1078 | ADM1026_FAN_ACTIVATION_TEMP_HYST + data->temp_tmin[nr])); |
1079 | } | |
050480f1 YI |
1080 | static ssize_t show_temp_auto_point2_temp(struct device *dev, |
1081 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1082 | { |
050480f1 YI |
1083 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1084 | int nr = sensor_attr->index; | |
1da177e4 | 1085 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1086 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr] + |
1da177e4 LT |
1087 | ADM1026_FAN_CONTROL_TEMP_RANGE)); |
1088 | } | |
050480f1 YI |
1089 | static ssize_t show_temp_auto_point1_temp(struct device *dev, |
1090 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1091 | { |
050480f1 YI |
1092 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1093 | int nr = sensor_attr->index; | |
1da177e4 | 1094 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1095 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr])); |
1da177e4 | 1096 | } |
050480f1 YI |
1097 | static ssize_t set_temp_auto_point1_temp(struct device *dev, |
1098 | struct device_attribute *attr, const char *buf, size_t count) | |
1da177e4 | 1099 | { |
050480f1 YI |
1100 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1101 | int nr = sensor_attr->index; | |
1da177e4 LT |
1102 | struct i2c_client *client = to_i2c_client(dev); |
1103 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1104 | int val = simple_strtol(buf, NULL, 10); | |
1105 | ||
9a61bf63 | 1106 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1107 | data->temp_tmin[nr] = TEMP_TO_REG(val); |
1108 | adm1026_write_value(client, ADM1026_REG_TEMP_TMIN[nr], | |
1109 | data->temp_tmin[nr]); | |
9a61bf63 | 1110 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1111 | return count; |
1112 | } | |
1113 | ||
cb01a231 JD |
1114 | #define temp_auto_point(offset) \ |
1115 | static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp, \ | |
1116 | S_IRUGO | S_IWUSR, show_temp_auto_point1_temp, \ | |
1117 | set_temp_auto_point1_temp, offset - 1); \ | |
1118 | static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp_hyst, S_IRUGO,\ | |
1119 | show_temp_auto_point1_temp_hyst, NULL, offset - 1); \ | |
1120 | static SENSOR_DEVICE_ATTR(temp##offset##_auto_point2_temp, S_IRUGO, \ | |
050480f1 | 1121 | show_temp_auto_point2_temp, NULL, offset - 1); |
1da177e4 LT |
1122 | |
1123 | temp_auto_point(1); | |
1124 | temp_auto_point(2); | |
1125 | temp_auto_point(3); | |
1126 | ||
050480f1 YI |
1127 | static ssize_t show_temp_crit_enable(struct device *dev, |
1128 | struct device_attribute *attr, char *buf) | |
1da177e4 LT |
1129 | { |
1130 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1131 | return sprintf(buf, "%d\n", (data->config1 & CFG1_THERM_HOT) >> 4); |
1da177e4 | 1132 | } |
050480f1 YI |
1133 | static ssize_t set_temp_crit_enable(struct device *dev, |
1134 | struct device_attribute *attr, const char *buf, size_t count) | |
1da177e4 LT |
1135 | { |
1136 | struct i2c_client *client = to_i2c_client(dev); | |
1137 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1138 | int val = simple_strtol(buf, NULL, 10); | |
1139 | ||
1140 | if ((val == 1) || (val==0)) { | |
9a61bf63 | 1141 | mutex_lock(&data->update_lock); |
1da177e4 | 1142 | data->config1 = (data->config1 & ~CFG1_THERM_HOT) | (val << 4); |
cb01a231 | 1143 | adm1026_write_value(client, ADM1026_REG_CONFIG1, |
1da177e4 | 1144 | data->config1); |
9a61bf63 | 1145 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1146 | } |
1147 | return count; | |
1148 | } | |
1149 | ||
050480f1 YI |
1150 | #define temp_crit_enable(offset) \ |
1151 | static DEVICE_ATTR(temp##offset##_crit_enable, S_IRUGO | S_IWUSR, \ | |
1da177e4 LT |
1152 | show_temp_crit_enable, set_temp_crit_enable); |
1153 | ||
050480f1 YI |
1154 | temp_crit_enable(1); |
1155 | temp_crit_enable(2); | |
1156 | temp_crit_enable(3); | |
1da177e4 | 1157 | |
050480f1 YI |
1158 | static ssize_t show_temp_crit(struct device *dev, |
1159 | struct device_attribute *attr, char *buf) | |
1da177e4 | 1160 | { |
050480f1 YI |
1161 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1162 | int nr = sensor_attr->index; | |
1da177e4 | 1163 | struct adm1026_data *data = adm1026_update_device(dev); |
cb01a231 | 1164 | return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_crit[nr])); |
1da177e4 | 1165 | } |
050480f1 YI |
1166 | static ssize_t set_temp_crit(struct device *dev, struct device_attribute *attr, |
1167 | const char *buf, size_t count) | |
1da177e4 | 1168 | { |
050480f1 YI |
1169 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1170 | int nr = sensor_attr->index; | |
1da177e4 LT |
1171 | struct i2c_client *client = to_i2c_client(dev); |
1172 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1173 | int val = simple_strtol(buf, NULL, 10); | |
1174 | ||
9a61bf63 | 1175 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1176 | data->temp_crit[nr] = TEMP_TO_REG(val); |
1177 | adm1026_write_value(client, ADM1026_REG_TEMP_THERM[nr], | |
1178 | data->temp_crit[nr]); | |
9a61bf63 | 1179 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1180 | return count; |
1181 | } | |
1182 | ||
050480f1 YI |
1183 | #define temp_crit_reg(offset) \ |
1184 | static SENSOR_DEVICE_ATTR(temp##offset##_crit, S_IRUGO | S_IWUSR, \ | |
1185 | show_temp_crit, set_temp_crit, offset - 1); | |
1da177e4 LT |
1186 | |
1187 | temp_crit_reg(1); | |
1188 | temp_crit_reg(2); | |
1189 | temp_crit_reg(3); | |
1190 | ||
74880c06 | 1191 | static ssize_t show_analog_out_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1192 | { |
1193 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1194 | return sprintf(buf, "%d\n", DAC_FROM_REG(data->analog_out)); |
1da177e4 | 1195 | } |
74880c06 | 1196 | static ssize_t set_analog_out_reg(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1197 | size_t count) |
1198 | { | |
1199 | struct i2c_client *client = to_i2c_client(dev); | |
1200 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1201 | int val = simple_strtol(buf, NULL, 10); | |
1202 | ||
9a61bf63 | 1203 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1204 | data->analog_out = DAC_TO_REG(val); |
1205 | adm1026_write_value(client, ADM1026_REG_DAC, data->analog_out); | |
9a61bf63 | 1206 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1207 | return count; |
1208 | } | |
1209 | ||
cb01a231 | 1210 | static DEVICE_ATTR(analog_out, S_IRUGO | S_IWUSR, show_analog_out_reg, |
1da177e4 LT |
1211 | set_analog_out_reg); |
1212 | ||
74880c06 | 1213 | static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1214 | { |
1215 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1216 | return sprintf(buf, "%d\n", vid_from_reg(data->vid & 0x3f, data->vrm)); |
1da177e4 | 1217 | } |
937df8df | 1218 | static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL); |
1da177e4 | 1219 | |
74880c06 | 1220 | static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 | 1221 | { |
90d6619a | 1222 | struct adm1026_data *data = dev_get_drvdata(dev); |
cb01a231 | 1223 | return sprintf(buf, "%d\n", data->vrm); |
1da177e4 | 1224 | } |
74880c06 | 1225 | static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1226 | size_t count) |
1227 | { | |
f67fdabf | 1228 | struct adm1026_data *data = dev_get_drvdata(dev); |
1da177e4 LT |
1229 | |
1230 | data->vrm = simple_strtol(buf, NULL, 10); | |
1231 | return count; | |
1232 | } | |
1233 | ||
1234 | static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg); | |
1235 | ||
74880c06 | 1236 | static ssize_t show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1237 | { |
1238 | struct adm1026_data *data = adm1026_update_device(dev); | |
f67fdabf | 1239 | return sprintf(buf, "%ld\n", data->alarms); |
1da177e4 LT |
1240 | } |
1241 | ||
1242 | static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL); | |
1243 | ||
a9273cb8 JD |
1244 | static ssize_t show_alarm(struct device *dev, struct device_attribute *attr, |
1245 | char *buf) | |
1246 | { | |
1247 | struct adm1026_data *data = adm1026_update_device(dev); | |
1248 | int bitnr = to_sensor_dev_attr(attr)->index; | |
1249 | return sprintf(buf, "%ld\n", (data->alarms >> bitnr) & 1); | |
1250 | } | |
1251 | ||
1252 | static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 0); | |
1253 | static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 1); | |
1254 | static SENSOR_DEVICE_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, 1); | |
1255 | static SENSOR_DEVICE_ATTR(in11_alarm, S_IRUGO, show_alarm, NULL, 2); | |
1256 | static SENSOR_DEVICE_ATTR(in12_alarm, S_IRUGO, show_alarm, NULL, 3); | |
1257 | static SENSOR_DEVICE_ATTR(in13_alarm, S_IRUGO, show_alarm, NULL, 4); | |
1258 | static SENSOR_DEVICE_ATTR(in14_alarm, S_IRUGO, show_alarm, NULL, 5); | |
1259 | static SENSOR_DEVICE_ATTR(in15_alarm, S_IRUGO, show_alarm, NULL, 6); | |
1260 | static SENSOR_DEVICE_ATTR(in16_alarm, S_IRUGO, show_alarm, NULL, 7); | |
1261 | static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 8); | |
1262 | static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 9); | |
1263 | static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 10); | |
1264 | static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 11); | |
1265 | static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 12); | |
1266 | static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 13); | |
1267 | static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 14); | |
1268 | static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 15); | |
1269 | static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 16); | |
1270 | static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 17); | |
1271 | static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 18); | |
1272 | static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 19); | |
1273 | static SENSOR_DEVICE_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 20); | |
1274 | static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_alarm, NULL, 21); | |
1275 | static SENSOR_DEVICE_ATTR(fan7_alarm, S_IRUGO, show_alarm, NULL, 22); | |
1276 | static SENSOR_DEVICE_ATTR(fan8_alarm, S_IRUGO, show_alarm, NULL, 23); | |
1277 | static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 24); | |
1278 | static SENSOR_DEVICE_ATTR(in10_alarm, S_IRUGO, show_alarm, NULL, 25); | |
1279 | static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 26); | |
1280 | ||
74880c06 | 1281 | static ssize_t show_alarm_mask(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1282 | { |
1283 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1284 | return sprintf(buf, "%ld\n", data->alarm_mask); |
1da177e4 | 1285 | } |
74880c06 | 1286 | static ssize_t set_alarm_mask(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1287 | size_t count) |
1288 | { | |
1289 | struct i2c_client *client = to_i2c_client(dev); | |
1290 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1291 | int val = simple_strtol(buf, NULL, 10); | |
1292 | unsigned long mask; | |
1293 | ||
9a61bf63 | 1294 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1295 | data->alarm_mask = val & 0x7fffffff; |
1296 | mask = data->alarm_mask | |
1297 | | (data->gpio_mask & 0x10000 ? 0x80000000 : 0); | |
1298 | adm1026_write_value(client, ADM1026_REG_MASK1, | |
1299 | mask & 0xff); | |
1300 | mask >>= 8; | |
1301 | adm1026_write_value(client, ADM1026_REG_MASK2, | |
1302 | mask & 0xff); | |
1303 | mask >>= 8; | |
1304 | adm1026_write_value(client, ADM1026_REG_MASK3, | |
1305 | mask & 0xff); | |
1306 | mask >>= 8; | |
1307 | adm1026_write_value(client, ADM1026_REG_MASK4, | |
1308 | mask & 0xff); | |
9a61bf63 | 1309 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1310 | return count; |
1311 | } | |
1312 | ||
1313 | static DEVICE_ATTR(alarm_mask, S_IRUGO | S_IWUSR, show_alarm_mask, | |
1314 | set_alarm_mask); | |
1315 | ||
1316 | ||
74880c06 | 1317 | static ssize_t show_gpio(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1318 | { |
1319 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1320 | return sprintf(buf, "%ld\n", data->gpio); |
1da177e4 | 1321 | } |
74880c06 | 1322 | static ssize_t set_gpio(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1323 | size_t count) |
1324 | { | |
1325 | struct i2c_client *client = to_i2c_client(dev); | |
1326 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1327 | int val = simple_strtol(buf, NULL, 10); | |
cb01a231 | 1328 | long gpio; |
1da177e4 | 1329 | |
9a61bf63 | 1330 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1331 | data->gpio = val & 0x1ffff; |
1332 | gpio = data->gpio; | |
cb01a231 | 1333 | adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_0_7, gpio & 0xff); |
1da177e4 | 1334 | gpio >>= 8; |
cb01a231 | 1335 | adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_8_15, gpio & 0xff); |
1da177e4 | 1336 | gpio = ((gpio >> 1) & 0x80) | (data->alarms >> 24 & 0x7f); |
cb01a231 | 1337 | adm1026_write_value(client, ADM1026_REG_STATUS4, gpio & 0xff); |
9a61bf63 | 1338 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1339 | return count; |
1340 | } | |
1341 | ||
1342 | static DEVICE_ATTR(gpio, S_IRUGO | S_IWUSR, show_gpio, set_gpio); | |
1343 | ||
1344 | ||
74880c06 | 1345 | static ssize_t show_gpio_mask(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1346 | { |
1347 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1348 | return sprintf(buf, "%ld\n", data->gpio_mask); |
1da177e4 | 1349 | } |
74880c06 | 1350 | static ssize_t set_gpio_mask(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1351 | size_t count) |
1352 | { | |
1353 | struct i2c_client *client = to_i2c_client(dev); | |
1354 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1355 | int val = simple_strtol(buf, NULL, 10); | |
cb01a231 | 1356 | long mask; |
1da177e4 | 1357 | |
9a61bf63 | 1358 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1359 | data->gpio_mask = val & 0x1ffff; |
1360 | mask = data->gpio_mask; | |
cb01a231 | 1361 | adm1026_write_value(client, ADM1026_REG_GPIO_MASK_0_7, mask & 0xff); |
1da177e4 | 1362 | mask >>= 8; |
cb01a231 | 1363 | adm1026_write_value(client, ADM1026_REG_GPIO_MASK_8_15, mask & 0xff); |
1da177e4 | 1364 | mask = ((mask >> 1) & 0x80) | (data->alarm_mask >> 24 & 0x7f); |
cb01a231 | 1365 | adm1026_write_value(client, ADM1026_REG_MASK1, mask & 0xff); |
9a61bf63 | 1366 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1367 | return count; |
1368 | } | |
1369 | ||
1370 | static DEVICE_ATTR(gpio_mask, S_IRUGO | S_IWUSR, show_gpio_mask, set_gpio_mask); | |
1371 | ||
74880c06 | 1372 | static ssize_t show_pwm_reg(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1373 | { |
1374 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1375 | return sprintf(buf, "%d\n", PWM_FROM_REG(data->pwm1.pwm)); |
1da177e4 | 1376 | } |
74880c06 | 1377 | static ssize_t set_pwm_reg(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1378 | size_t count) |
1379 | { | |
1380 | struct i2c_client *client = to_i2c_client(dev); | |
1381 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1382 | ||
1383 | if (data->pwm1.enable == 1) { | |
1384 | int val = simple_strtol(buf, NULL, 10); | |
1385 | ||
9a61bf63 | 1386 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1387 | data->pwm1.pwm = PWM_TO_REG(val); |
1388 | adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm); | |
9a61bf63 | 1389 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1390 | } |
1391 | return count; | |
1392 | } | |
74880c06 | 1393 | static ssize_t show_auto_pwm_min(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1394 | { |
1395 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1396 | return sprintf(buf, "%d\n", data->pwm1.auto_pwm_min); |
1da177e4 | 1397 | } |
74880c06 | 1398 | static ssize_t set_auto_pwm_min(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1399 | size_t count) |
1400 | { | |
1401 | struct i2c_client *client = to_i2c_client(dev); | |
1402 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1403 | int val = simple_strtol(buf, NULL, 10); | |
1404 | ||
9a61bf63 | 1405 | mutex_lock(&data->update_lock); |
cb01a231 | 1406 | data->pwm1.auto_pwm_min = SENSORS_LIMIT(val, 0, 255); |
1da177e4 LT |
1407 | if (data->pwm1.enable == 2) { /* apply immediately */ |
1408 | data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) | | |
cb01a231 | 1409 | PWM_MIN_TO_REG(data->pwm1.auto_pwm_min)); |
1da177e4 LT |
1410 | adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm); |
1411 | } | |
9a61bf63 | 1412 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1413 | return count; |
1414 | } | |
74880c06 | 1415 | static ssize_t show_auto_pwm_max(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 | 1416 | { |
cb01a231 | 1417 | return sprintf(buf, "%d\n", ADM1026_PWM_MAX); |
1da177e4 | 1418 | } |
74880c06 | 1419 | static ssize_t show_pwm_enable(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 LT |
1420 | { |
1421 | struct adm1026_data *data = adm1026_update_device(dev); | |
cb01a231 | 1422 | return sprintf(buf, "%d\n", data->pwm1.enable); |
1da177e4 | 1423 | } |
74880c06 | 1424 | static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *attr, const char *buf, |
1da177e4 LT |
1425 | size_t count) |
1426 | { | |
1427 | struct i2c_client *client = to_i2c_client(dev); | |
1428 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1429 | int val = simple_strtol(buf, NULL, 10); | |
cb01a231 | 1430 | int old_enable; |
1da177e4 LT |
1431 | |
1432 | if ((val >= 0) && (val < 3)) { | |
9a61bf63 | 1433 | mutex_lock(&data->update_lock); |
1da177e4 LT |
1434 | old_enable = data->pwm1.enable; |
1435 | data->pwm1.enable = val; | |
1436 | data->config1 = (data->config1 & ~CFG1_PWM_AFC) | |
1437 | | ((val == 2) ? CFG1_PWM_AFC : 0); | |
1438 | adm1026_write_value(client, ADM1026_REG_CONFIG1, | |
1439 | data->config1); | |
cb01a231 | 1440 | if (val == 2) { /* apply pwm1_auto_pwm_min to pwm1 */ |
1da177e4 | 1441 | data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) | |
cb01a231 JD |
1442 | PWM_MIN_TO_REG(data->pwm1.auto_pwm_min)); |
1443 | adm1026_write_value(client, ADM1026_REG_PWM, | |
1da177e4 LT |
1444 | data->pwm1.pwm); |
1445 | } else if (!((old_enable == 1) && (val == 1))) { | |
1446 | /* set pwm to safe value */ | |
1447 | data->pwm1.pwm = 255; | |
cb01a231 | 1448 | adm1026_write_value(client, ADM1026_REG_PWM, |
1da177e4 LT |
1449 | data->pwm1.pwm); |
1450 | } | |
9a61bf63 | 1451 | mutex_unlock(&data->update_lock); |
1da177e4 LT |
1452 | } |
1453 | return count; | |
1454 | } | |
1455 | ||
1456 | /* enable PWM fan control */ | |
cb01a231 JD |
1457 | static DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg); |
1458 | static DEVICE_ATTR(pwm2, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg); | |
1459 | static DEVICE_ATTR(pwm3, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg); | |
1460 | static DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, show_pwm_enable, | |
1da177e4 | 1461 | set_pwm_enable); |
cb01a231 | 1462 | static DEVICE_ATTR(pwm2_enable, S_IRUGO | S_IWUSR, show_pwm_enable, |
1da177e4 | 1463 | set_pwm_enable); |
cb01a231 | 1464 | static DEVICE_ATTR(pwm3_enable, S_IRUGO | S_IWUSR, show_pwm_enable, |
1da177e4 | 1465 | set_pwm_enable); |
cb01a231 | 1466 | static DEVICE_ATTR(temp1_auto_point1_pwm, S_IRUGO | S_IWUSR, |
1da177e4 | 1467 | show_auto_pwm_min, set_auto_pwm_min); |
cb01a231 | 1468 | static DEVICE_ATTR(temp2_auto_point1_pwm, S_IRUGO | S_IWUSR, |
1da177e4 | 1469 | show_auto_pwm_min, set_auto_pwm_min); |
cb01a231 | 1470 | static DEVICE_ATTR(temp3_auto_point1_pwm, S_IRUGO | S_IWUSR, |
1da177e4 LT |
1471 | show_auto_pwm_min, set_auto_pwm_min); |
1472 | ||
1473 | static DEVICE_ATTR(temp1_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL); | |
1474 | static DEVICE_ATTR(temp2_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL); | |
1475 | static DEVICE_ATTR(temp3_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL); | |
1476 | ||
681c6f7a MH |
1477 | static struct attribute *adm1026_attributes[] = { |
1478 | &sensor_dev_attr_in0_input.dev_attr.attr, | |
1479 | &sensor_dev_attr_in0_max.dev_attr.attr, | |
1480 | &sensor_dev_attr_in0_min.dev_attr.attr, | |
a9273cb8 | 1481 | &sensor_dev_attr_in0_alarm.dev_attr.attr, |
681c6f7a MH |
1482 | &sensor_dev_attr_in1_input.dev_attr.attr, |
1483 | &sensor_dev_attr_in1_max.dev_attr.attr, | |
1484 | &sensor_dev_attr_in1_min.dev_attr.attr, | |
a9273cb8 | 1485 | &sensor_dev_attr_in1_alarm.dev_attr.attr, |
681c6f7a MH |
1486 | &sensor_dev_attr_in2_input.dev_attr.attr, |
1487 | &sensor_dev_attr_in2_max.dev_attr.attr, | |
1488 | &sensor_dev_attr_in2_min.dev_attr.attr, | |
a9273cb8 | 1489 | &sensor_dev_attr_in2_alarm.dev_attr.attr, |
681c6f7a MH |
1490 | &sensor_dev_attr_in3_input.dev_attr.attr, |
1491 | &sensor_dev_attr_in3_max.dev_attr.attr, | |
1492 | &sensor_dev_attr_in3_min.dev_attr.attr, | |
a9273cb8 | 1493 | &sensor_dev_attr_in3_alarm.dev_attr.attr, |
681c6f7a MH |
1494 | &sensor_dev_attr_in4_input.dev_attr.attr, |
1495 | &sensor_dev_attr_in4_max.dev_attr.attr, | |
1496 | &sensor_dev_attr_in4_min.dev_attr.attr, | |
a9273cb8 | 1497 | &sensor_dev_attr_in4_alarm.dev_attr.attr, |
681c6f7a MH |
1498 | &sensor_dev_attr_in5_input.dev_attr.attr, |
1499 | &sensor_dev_attr_in5_max.dev_attr.attr, | |
1500 | &sensor_dev_attr_in5_min.dev_attr.attr, | |
a9273cb8 | 1501 | &sensor_dev_attr_in5_alarm.dev_attr.attr, |
681c6f7a MH |
1502 | &sensor_dev_attr_in6_input.dev_attr.attr, |
1503 | &sensor_dev_attr_in6_max.dev_attr.attr, | |
1504 | &sensor_dev_attr_in6_min.dev_attr.attr, | |
a9273cb8 | 1505 | &sensor_dev_attr_in6_alarm.dev_attr.attr, |
681c6f7a MH |
1506 | &sensor_dev_attr_in7_input.dev_attr.attr, |
1507 | &sensor_dev_attr_in7_max.dev_attr.attr, | |
1508 | &sensor_dev_attr_in7_min.dev_attr.attr, | |
a9273cb8 | 1509 | &sensor_dev_attr_in7_alarm.dev_attr.attr, |
681c6f7a MH |
1510 | &sensor_dev_attr_in10_input.dev_attr.attr, |
1511 | &sensor_dev_attr_in10_max.dev_attr.attr, | |
1512 | &sensor_dev_attr_in10_min.dev_attr.attr, | |
a9273cb8 | 1513 | &sensor_dev_attr_in10_alarm.dev_attr.attr, |
681c6f7a MH |
1514 | &sensor_dev_attr_in11_input.dev_attr.attr, |
1515 | &sensor_dev_attr_in11_max.dev_attr.attr, | |
1516 | &sensor_dev_attr_in11_min.dev_attr.attr, | |
a9273cb8 | 1517 | &sensor_dev_attr_in11_alarm.dev_attr.attr, |
681c6f7a MH |
1518 | &sensor_dev_attr_in12_input.dev_attr.attr, |
1519 | &sensor_dev_attr_in12_max.dev_attr.attr, | |
1520 | &sensor_dev_attr_in12_min.dev_attr.attr, | |
a9273cb8 | 1521 | &sensor_dev_attr_in12_alarm.dev_attr.attr, |
681c6f7a MH |
1522 | &sensor_dev_attr_in13_input.dev_attr.attr, |
1523 | &sensor_dev_attr_in13_max.dev_attr.attr, | |
1524 | &sensor_dev_attr_in13_min.dev_attr.attr, | |
a9273cb8 | 1525 | &sensor_dev_attr_in13_alarm.dev_attr.attr, |
681c6f7a MH |
1526 | &sensor_dev_attr_in14_input.dev_attr.attr, |
1527 | &sensor_dev_attr_in14_max.dev_attr.attr, | |
1528 | &sensor_dev_attr_in14_min.dev_attr.attr, | |
a9273cb8 | 1529 | &sensor_dev_attr_in14_alarm.dev_attr.attr, |
681c6f7a MH |
1530 | &sensor_dev_attr_in15_input.dev_attr.attr, |
1531 | &sensor_dev_attr_in15_max.dev_attr.attr, | |
1532 | &sensor_dev_attr_in15_min.dev_attr.attr, | |
a9273cb8 | 1533 | &sensor_dev_attr_in15_alarm.dev_attr.attr, |
681c6f7a MH |
1534 | &sensor_dev_attr_in16_input.dev_attr.attr, |
1535 | &sensor_dev_attr_in16_max.dev_attr.attr, | |
1536 | &sensor_dev_attr_in16_min.dev_attr.attr, | |
a9273cb8 | 1537 | &sensor_dev_attr_in16_alarm.dev_attr.attr, |
681c6f7a MH |
1538 | &sensor_dev_attr_fan1_input.dev_attr.attr, |
1539 | &sensor_dev_attr_fan1_div.dev_attr.attr, | |
1540 | &sensor_dev_attr_fan1_min.dev_attr.attr, | |
a9273cb8 | 1541 | &sensor_dev_attr_fan1_alarm.dev_attr.attr, |
681c6f7a MH |
1542 | &sensor_dev_attr_fan2_input.dev_attr.attr, |
1543 | &sensor_dev_attr_fan2_div.dev_attr.attr, | |
1544 | &sensor_dev_attr_fan2_min.dev_attr.attr, | |
a9273cb8 | 1545 | &sensor_dev_attr_fan2_alarm.dev_attr.attr, |
681c6f7a MH |
1546 | &sensor_dev_attr_fan3_input.dev_attr.attr, |
1547 | &sensor_dev_attr_fan3_div.dev_attr.attr, | |
1548 | &sensor_dev_attr_fan3_min.dev_attr.attr, | |
a9273cb8 | 1549 | &sensor_dev_attr_fan3_alarm.dev_attr.attr, |
681c6f7a MH |
1550 | &sensor_dev_attr_fan4_input.dev_attr.attr, |
1551 | &sensor_dev_attr_fan4_div.dev_attr.attr, | |
1552 | &sensor_dev_attr_fan4_min.dev_attr.attr, | |
a9273cb8 | 1553 | &sensor_dev_attr_fan4_alarm.dev_attr.attr, |
681c6f7a MH |
1554 | &sensor_dev_attr_fan5_input.dev_attr.attr, |
1555 | &sensor_dev_attr_fan5_div.dev_attr.attr, | |
1556 | &sensor_dev_attr_fan5_min.dev_attr.attr, | |
a9273cb8 | 1557 | &sensor_dev_attr_fan5_alarm.dev_attr.attr, |
681c6f7a MH |
1558 | &sensor_dev_attr_fan6_input.dev_attr.attr, |
1559 | &sensor_dev_attr_fan6_div.dev_attr.attr, | |
1560 | &sensor_dev_attr_fan6_min.dev_attr.attr, | |
a9273cb8 | 1561 | &sensor_dev_attr_fan6_alarm.dev_attr.attr, |
681c6f7a MH |
1562 | &sensor_dev_attr_fan7_input.dev_attr.attr, |
1563 | &sensor_dev_attr_fan7_div.dev_attr.attr, | |
1564 | &sensor_dev_attr_fan7_min.dev_attr.attr, | |
a9273cb8 | 1565 | &sensor_dev_attr_fan7_alarm.dev_attr.attr, |
681c6f7a MH |
1566 | &sensor_dev_attr_fan8_input.dev_attr.attr, |
1567 | &sensor_dev_attr_fan8_div.dev_attr.attr, | |
1568 | &sensor_dev_attr_fan8_min.dev_attr.attr, | |
a9273cb8 | 1569 | &sensor_dev_attr_fan8_alarm.dev_attr.attr, |
681c6f7a MH |
1570 | &sensor_dev_attr_temp1_input.dev_attr.attr, |
1571 | &sensor_dev_attr_temp1_max.dev_attr.attr, | |
1572 | &sensor_dev_attr_temp1_min.dev_attr.attr, | |
a9273cb8 | 1573 | &sensor_dev_attr_temp1_alarm.dev_attr.attr, |
681c6f7a MH |
1574 | &sensor_dev_attr_temp2_input.dev_attr.attr, |
1575 | &sensor_dev_attr_temp2_max.dev_attr.attr, | |
1576 | &sensor_dev_attr_temp2_min.dev_attr.attr, | |
a9273cb8 | 1577 | &sensor_dev_attr_temp2_alarm.dev_attr.attr, |
681c6f7a MH |
1578 | &sensor_dev_attr_temp1_offset.dev_attr.attr, |
1579 | &sensor_dev_attr_temp2_offset.dev_attr.attr, | |
681c6f7a MH |
1580 | &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr, |
1581 | &sensor_dev_attr_temp2_auto_point1_temp.dev_attr.attr, | |
681c6f7a MH |
1582 | &sensor_dev_attr_temp1_auto_point1_temp_hyst.dev_attr.attr, |
1583 | &sensor_dev_attr_temp2_auto_point1_temp_hyst.dev_attr.attr, | |
681c6f7a MH |
1584 | &sensor_dev_attr_temp1_auto_point2_temp.dev_attr.attr, |
1585 | &sensor_dev_attr_temp2_auto_point2_temp.dev_attr.attr, | |
681c6f7a MH |
1586 | &sensor_dev_attr_temp1_crit.dev_attr.attr, |
1587 | &sensor_dev_attr_temp2_crit.dev_attr.attr, | |
681c6f7a MH |
1588 | &dev_attr_temp1_crit_enable.attr, |
1589 | &dev_attr_temp2_crit_enable.attr, | |
681c6f7a MH |
1590 | &dev_attr_cpu0_vid.attr, |
1591 | &dev_attr_vrm.attr, | |
1592 | &dev_attr_alarms.attr, | |
1593 | &dev_attr_alarm_mask.attr, | |
1594 | &dev_attr_gpio.attr, | |
1595 | &dev_attr_gpio_mask.attr, | |
1596 | &dev_attr_pwm1.attr, | |
1597 | &dev_attr_pwm2.attr, | |
1598 | &dev_attr_pwm3.attr, | |
1599 | &dev_attr_pwm1_enable.attr, | |
1600 | &dev_attr_pwm2_enable.attr, | |
1601 | &dev_attr_pwm3_enable.attr, | |
1602 | &dev_attr_temp1_auto_point1_pwm.attr, | |
1603 | &dev_attr_temp2_auto_point1_pwm.attr, | |
681c6f7a MH |
1604 | &dev_attr_temp1_auto_point2_pwm.attr, |
1605 | &dev_attr_temp2_auto_point2_pwm.attr, | |
681c6f7a MH |
1606 | &dev_attr_analog_out.attr, |
1607 | NULL | |
1608 | }; | |
1609 | ||
1610 | static const struct attribute_group adm1026_group = { | |
1611 | .attrs = adm1026_attributes, | |
1612 | }; | |
1613 | ||
5b34dbcd JD |
1614 | static struct attribute *adm1026_attributes_temp3[] = { |
1615 | &sensor_dev_attr_temp3_input.dev_attr.attr, | |
1616 | &sensor_dev_attr_temp3_max.dev_attr.attr, | |
1617 | &sensor_dev_attr_temp3_min.dev_attr.attr, | |
1618 | &sensor_dev_attr_temp3_alarm.dev_attr.attr, | |
1619 | &sensor_dev_attr_temp3_offset.dev_attr.attr, | |
1620 | &sensor_dev_attr_temp3_auto_point1_temp.dev_attr.attr, | |
1621 | &sensor_dev_attr_temp3_auto_point1_temp_hyst.dev_attr.attr, | |
1622 | &sensor_dev_attr_temp3_auto_point2_temp.dev_attr.attr, | |
1623 | &sensor_dev_attr_temp3_crit.dev_attr.attr, | |
1624 | &dev_attr_temp3_crit_enable.attr, | |
1625 | &dev_attr_temp3_auto_point1_pwm.attr, | |
1626 | &dev_attr_temp3_auto_point2_pwm.attr, | |
1d5f2c16 | 1627 | NULL |
5b34dbcd JD |
1628 | }; |
1629 | ||
1630 | static const struct attribute_group adm1026_group_temp3 = { | |
1631 | .attrs = adm1026_attributes_temp3, | |
1632 | }; | |
1633 | ||
1634 | static struct attribute *adm1026_attributes_in8_9[] = { | |
1635 | &sensor_dev_attr_in8_input.dev_attr.attr, | |
1636 | &sensor_dev_attr_in8_max.dev_attr.attr, | |
1637 | &sensor_dev_attr_in8_min.dev_attr.attr, | |
1638 | &sensor_dev_attr_in8_alarm.dev_attr.attr, | |
1639 | &sensor_dev_attr_in9_input.dev_attr.attr, | |
1640 | &sensor_dev_attr_in9_max.dev_attr.attr, | |
1641 | &sensor_dev_attr_in9_min.dev_attr.attr, | |
1642 | &sensor_dev_attr_in9_alarm.dev_attr.attr, | |
1d5f2c16 | 1643 | NULL |
5b34dbcd JD |
1644 | }; |
1645 | ||
1646 | static const struct attribute_group adm1026_group_in8_9 = { | |
1647 | .attrs = adm1026_attributes_in8_9, | |
1648 | }; | |
1649 | ||
c49efcef BD |
1650 | static int adm1026_detect(struct i2c_adapter *adapter, int address, |
1651 | int kind) | |
1da177e4 LT |
1652 | { |
1653 | int company, verstep; | |
f67fdabf | 1654 | struct i2c_client *client; |
1da177e4 LT |
1655 | struct adm1026_data *data; |
1656 | int err = 0; | |
1657 | const char *type_name = ""; | |
1658 | ||
1659 | if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) { | |
1660 | /* We need to be able to do byte I/O */ | |
1661 | goto exit; | |
1662 | }; | |
1663 | ||
1664 | /* OK. For now, we presume we have a valid client. We now create the | |
1665 | client structure, even though we cannot fill it completely yet. | |
1666 | But it allows us to access adm1026_{read,write}_value. */ | |
1667 | ||
ba9c2e8d | 1668 | if (!(data = kzalloc(sizeof(struct adm1026_data), GFP_KERNEL))) { |
1da177e4 LT |
1669 | err = -ENOMEM; |
1670 | goto exit; | |
1671 | } | |
1672 | ||
f67fdabf JD |
1673 | client = &data->client; |
1674 | i2c_set_clientdata(client, data); | |
1675 | client->addr = address; | |
1676 | client->adapter = adapter; | |
1677 | client->driver = &adm1026_driver; | |
1da177e4 LT |
1678 | |
1679 | /* Now, we do the remaining detection. */ | |
1680 | ||
f67fdabf JD |
1681 | company = adm1026_read_value(client, ADM1026_REG_COMPANY); |
1682 | verstep = adm1026_read_value(client, ADM1026_REG_VERSTEP); | |
1da177e4 | 1683 | |
f67fdabf | 1684 | dev_dbg(&client->dev, "Detecting device at %d,0x%02x with" |
1da177e4 | 1685 | " COMPANY: 0x%02x and VERSTEP: 0x%02x\n", |
f67fdabf | 1686 | i2c_adapter_id(client->adapter), client->addr, |
1da177e4 LT |
1687 | company, verstep); |
1688 | ||
1689 | /* If auto-detecting, Determine the chip type. */ | |
1690 | if (kind <= 0) { | |
f67fdabf | 1691 | dev_dbg(&client->dev, "Autodetecting device at %d,0x%02x " |
1da177e4 LT |
1692 | "...\n", i2c_adapter_id(adapter), address); |
1693 | if (company == ADM1026_COMPANY_ANALOG_DEV | |
1694 | && verstep == ADM1026_VERSTEP_ADM1026) { | |
1695 | kind = adm1026; | |
1696 | } else if (company == ADM1026_COMPANY_ANALOG_DEV | |
1697 | && (verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) { | |
1698 | dev_err(&adapter->dev, ": Unrecognized stepping " | |
1699 | "0x%02x. Defaulting to ADM1026.\n", verstep); | |
1700 | kind = adm1026; | |
1701 | } else if ((verstep & 0xf0) == ADM1026_VERSTEP_GENERIC) { | |
1702 | dev_err(&adapter->dev, ": Found version/stepping " | |
1703 | "0x%02x. Assuming generic ADM1026.\n", | |
1704 | verstep); | |
1705 | kind = any_chip; | |
1706 | } else { | |
f67fdabf | 1707 | dev_dbg(&client->dev, ": Autodetection " |
1da177e4 LT |
1708 | "failed\n"); |
1709 | /* Not an ADM1026 ... */ | |
cb01a231 | 1710 | if (kind == 0) { /* User used force=x,y */ |
1da177e4 LT |
1711 | dev_err(&adapter->dev, "Generic ADM1026 not " |
1712 | "found at %d,0x%02x. Try " | |
1713 | "force_adm1026.\n", | |
1714 | i2c_adapter_id(adapter), address); | |
1715 | } | |
1da177e4 LT |
1716 | goto exitfree; |
1717 | } | |
1718 | } | |
1719 | ||
1720 | /* Fill in the chip specific driver values */ | |
1721 | switch (kind) { | |
1722 | case any_chip : | |
1723 | type_name = "adm1026"; | |
1724 | break; | |
1725 | case adm1026 : | |
1726 | type_name = "adm1026"; | |
1727 | break; | |
1728 | default : | |
1729 | dev_err(&adapter->dev, ": Internal error, invalid " | |
898eb71c | 1730 | "kind (%d)!\n", kind); |
1da177e4 LT |
1731 | err = -EFAULT; |
1732 | goto exitfree; | |
1733 | } | |
f67fdabf | 1734 | strlcpy(client->name, type_name, I2C_NAME_SIZE); |
1da177e4 LT |
1735 | |
1736 | /* Fill in the remaining client fields */ | |
9a61bf63 | 1737 | mutex_init(&data->update_lock); |
1da177e4 LT |
1738 | |
1739 | /* Tell the I2C layer a new client has arrived */ | |
f67fdabf | 1740 | if ((err = i2c_attach_client(client))) |
1da177e4 LT |
1741 | goto exitfree; |
1742 | ||
1743 | /* Set the VRM version */ | |
303760b4 | 1744 | data->vrm = vid_which_vrm(); |
1da177e4 LT |
1745 | |
1746 | /* Initialize the ADM1026 chip */ | |
f67fdabf | 1747 | adm1026_init_client(client); |
1da177e4 LT |
1748 | |
1749 | /* Register sysfs hooks */ | |
f67fdabf | 1750 | if ((err = sysfs_create_group(&client->dev.kobj, &adm1026_group))) |
681c6f7a | 1751 | goto exitdetach; |
5b34dbcd JD |
1752 | if (data->config1 & CFG1_AIN8_9) |
1753 | err = sysfs_create_group(&client->dev.kobj, | |
1754 | &adm1026_group_in8_9); | |
1755 | else | |
1756 | err = sysfs_create_group(&client->dev.kobj, | |
1757 | &adm1026_group_temp3); | |
1758 | if (err) | |
1759 | goto exitremove; | |
681c6f7a | 1760 | |
f67fdabf | 1761 | data->hwmon_dev = hwmon_device_register(&client->dev); |
1beeffe4 TJ |
1762 | if (IS_ERR(data->hwmon_dev)) { |
1763 | err = PTR_ERR(data->hwmon_dev); | |
681c6f7a | 1764 | goto exitremove; |
943b0830 MH |
1765 | } |
1766 | ||
1da177e4 LT |
1767 | return 0; |
1768 | ||
1769 | /* Error out and cleanup code */ | |
681c6f7a | 1770 | exitremove: |
f67fdabf | 1771 | sysfs_remove_group(&client->dev.kobj, &adm1026_group); |
5b34dbcd JD |
1772 | if (data->config1 & CFG1_AIN8_9) |
1773 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_in8_9); | |
1774 | else | |
1775 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_temp3); | |
943b0830 | 1776 | exitdetach: |
f67fdabf | 1777 | i2c_detach_client(client); |
1da177e4 | 1778 | exitfree: |
1f57ff89 | 1779 | kfree(data); |
1da177e4 LT |
1780 | exit: |
1781 | return err; | |
1782 | } | |
681c6f7a MH |
1783 | |
1784 | static int adm1026_detach_client(struct i2c_client *client) | |
1785 | { | |
1786 | struct adm1026_data *data = i2c_get_clientdata(client); | |
1beeffe4 | 1787 | hwmon_device_unregister(data->hwmon_dev); |
681c6f7a | 1788 | sysfs_remove_group(&client->dev.kobj, &adm1026_group); |
5b34dbcd JD |
1789 | if (data->config1 & CFG1_AIN8_9) |
1790 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_in8_9); | |
1791 | else | |
1792 | sysfs_remove_group(&client->dev.kobj, &adm1026_group_temp3); | |
681c6f7a MH |
1793 | i2c_detach_client(client); |
1794 | kfree(data); | |
1795 | return 0; | |
1796 | } | |
1797 | ||
1da177e4 LT |
1798 | static int __init sm_adm1026_init(void) |
1799 | { | |
1800 | return i2c_add_driver(&adm1026_driver); | |
1801 | } | |
1802 | ||
cb01a231 | 1803 | static void __exit sm_adm1026_exit(void) |
1da177e4 LT |
1804 | { |
1805 | i2c_del_driver(&adm1026_driver); | |
1806 | } | |
1807 | ||
1808 | MODULE_LICENSE("GPL"); | |
1809 | MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, " | |
cb01a231 | 1810 | "Justin Thiessen <jthiessen@penguincomputing.com>"); |
1da177e4 LT |
1811 | MODULE_DESCRIPTION("ADM1026 driver"); |
1812 | ||
1813 | module_init(sm_adm1026_init); | |
1814 | module_exit(sm_adm1026_exit); |