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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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
Linus Torvalds1da177e2005-04-16 15:20:36 -070026#include <linux/module.h>
27#include <linux/init.h>
28#include <linux/slab.h>
29#include <linux/jiffies.h>
30#include <linux/i2c.h>
Mark M. Hoffman943b0832005-07-15 21:39:18 -040031#include <linux/hwmon.h>
Jean Delvare303760b2005-07-31 21:52:01 +020032#include <linux/hwmon-sysfs.h>
33#include <linux/hwmon-vid.h>
Mark M. Hoffman943b0832005-07-15 21:39:18 -040034#include <linux/err.h>
Ingo Molnar9a61bf62006-01-18 23:19:26 +010035#include <linux/mutex.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070036
37/* Addresses to scan */
Mark M. Hoffman25e9c862008-02-17 22:28:03 -050038static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
Linus Torvalds1da177e2005-04-16 15:20:36 -070039
40/* Insmod parameters */
Jean Delvaref4b50262005-07-31 21:49:03 +020041I2C_CLIENT_INSMOD_1(adm1026);
Linus Torvalds1da177e2005-04-16 15:20:36 -070042
Jean Delvarecb01a232007-11-29 23:46:42 +010043static int gpio_input[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
44 -1, -1, -1, -1, -1, -1, -1, -1 };
Linus Torvalds1da177e2005-04-16 15:20:36 -070045static int gpio_output[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
46 -1, -1, -1, -1, -1, -1, -1, -1 };
47static int gpio_inverted[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
48 -1, -1, -1, -1, -1, -1, -1, -1 };
49static int gpio_normal[17] = { -1, -1, -1, -1, -1, -1, -1, -1, -1,
50 -1, -1, -1, -1, -1, -1, -1, -1 };
51static int gpio_fan[8] = { -1, -1, -1, -1, -1, -1, -1, -1 };
Jean Delvarecb01a232007-11-29 23:46:42 +010052module_param_array(gpio_input, int, NULL, 0);
53MODULE_PARM_DESC(gpio_input, "List of GPIO pins (0-16) to program as inputs");
54module_param_array(gpio_output, int, NULL, 0);
55MODULE_PARM_DESC(gpio_output, "List of GPIO pins (0-16) to program as "
Linus Torvalds1da177e2005-04-16 15:20:36 -070056 "outputs");
Jean Delvarecb01a232007-11-29 23:46:42 +010057module_param_array(gpio_inverted, int, NULL, 0);
58MODULE_PARM_DESC(gpio_inverted, "List of GPIO pins (0-16) to program as "
Linus Torvalds1da177e2005-04-16 15:20:36 -070059 "inverted");
Jean Delvarecb01a232007-11-29 23:46:42 +010060module_param_array(gpio_normal, int, NULL, 0);
61MODULE_PARM_DESC(gpio_normal, "List of GPIO pins (0-16) to program as "
Linus Torvalds1da177e2005-04-16 15:20:36 -070062 "normal/non-inverted");
Jean Delvarecb01a232007-11-29 23:46:42 +010063module_param_array(gpio_fan, int, NULL, 0);
64MODULE_PARM_DESC(gpio_fan, "List of GPIO pins (0-7) to program as fan tachs");
Linus Torvalds1da177e2005-04-16 15:20:36 -070065
66/* Many ADM1026 constants specified below */
67
68/* The ADM1026 registers */
Jean Delvarecb01a232007-11-29 23:46:42 +010069#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
Linus Torvalds1da177e2005-04-16 15:20:36 -070080/* CONFIG2 controls FAN0/GPIO0 through FAN7/GPIO7 */
Jean Delvarecb01a232007-11-29 23:46:42 +010081
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
Linus Torvalds1da177e2005-04-16 15:20:36 -070095
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 */
107static 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 };
112static 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 };
117static 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 */
128static u16 ADM1026_REG_TEMP[] = { 0x1f, 0x28, 0x29 };
129static u16 ADM1026_REG_TEMP_MIN[] = { 0x69, 0x48, 0x49 };
130static u16 ADM1026_REG_TEMP_MAX[] = { 0x68, 0x40, 0x41 };
131static u16 ADM1026_REG_TEMP_TMIN[] = { 0x10, 0x11, 0x12 };
132static u16 ADM1026_REG_TEMP_THERM[] = { 0x0d, 0x0e, 0x0f };
133static u16 ADM1026_REG_TEMP_OFFSET[] = { 0x1e, 0x6e, 0x6f };
134
Jean Delvarecb01a232007-11-29 23:46:42 +0100135#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
Linus Torvalds1da177e2005-04-16 15:20:36 -0700139
Jean Delvarecb01a232007-11-29 23:46:42 +0100140#define ADM1026_REG_DAC 0x04
141#define ADM1026_REG_PWM 0x05
Linus Torvalds1da177e2005-04-16 15:20:36 -0700142
Jean Delvarecb01a232007-11-29 23:46:42 +0100143#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
Linus Torvalds1da177e2005-04-16 15:20:36 -0700147/* CFG_16 in REG_CFG3 */
Jean Delvarecb01a232007-11-29 23:46:42 +0100148#define ADM1026_REG_GPIO_STATUS_0_7 0x24
149#define ADM1026_REG_GPIO_STATUS_8_15 0x25
Linus Torvalds1da177e2005-04-16 15:20:36 -0700150/* STATUS_16 in REG_STATUS4 */
Jean Delvarecb01a232007-11-29 23:46:42 +0100151#define ADM1026_REG_GPIO_MASK_0_7 0x1c
152#define ADM1026_REG_GPIO_MASK_8_15 0x1d
Linus Torvalds1da177e2005-04-16 15:20:36 -0700153/* MASK_16 in REG_MASK4 */
154
Jean Delvarecb01a232007-11-29 23:46:42 +0100155#define ADM1026_REG_COMPANY 0x16
156#define ADM1026_REG_VERSTEP 0x17
Linus Torvalds1da177e2005-04-16 15:20:36 -0700157/* These are the recognized values for the above regs */
Jean Delvarecb01a232007-11-29 23:46:42 +0100158#define ADM1026_COMPANY_ANALOG_DEV 0x41
159#define ADM1026_VERSTEP_GENERIC 0x40
160#define ADM1026_VERSTEP_ADM1026 0x44
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161
Jean Delvarecb01a232007-11-29 23:46:42 +0100162#define ADM1026_REG_MASK1 0x18
163#define ADM1026_REG_MASK2 0x19
164#define ADM1026_REG_MASK3 0x1a
165#define ADM1026_REG_MASK4 0x1b
Linus Torvalds1da177e2005-04-16 15:20:36 -0700166
Jean Delvarecb01a232007-11-29 23:46:42 +0100167#define ADM1026_REG_STATUS1 0x20
168#define ADM1026_REG_STATUS2 0x21
169#define ADM1026_REG_STATUS3 0x22
170#define ADM1026_REG_STATUS4 0x23
Linus Torvalds1da177e2005-04-16 15:20:36 -0700171
172#define ADM1026_FAN_ACTIVATION_TEMP_HYST -6
Jean Delvarecb01a232007-11-29 23:46:42 +0100173#define ADM1026_FAN_CONTROL_TEMP_RANGE 20
174#define ADM1026_PWM_MAX 255
Linus Torvalds1da177e2005-04-16 15:20:36 -0700175
Jean Delvarecb01a232007-11-29 23:46:42 +0100176/* Conversions. Rounding and limit checking is only done on the TO_REG
Linus Torvalds1da177e2005-04-16 15:20:36 -0700177 * 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 */
Jean Delvarecb01a232007-11-29 23:46:42 +0100192static int adm1026_scaling[] = { /* .001 Volts */
193 2250, 2250, 2250, 2250, 2250, 2250,
194 1875, 1875, 1875, 1875, 3000, 3330,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700195 3330, 4995, 2250, 12000, 13875
196 };
197#define NEG12_OFFSET 16000
Jean Delvarecb01a232007-11-29 23:46:42 +0100198#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]))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700202
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 */
Jean Delvarecb01a232007-11-29 23:46:42 +0100207#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)))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700211#define DIV_FROM_REG(val) (1<<(val))
Jean Delvarecb01a232007-11-29 23:46:42 +0100212#define DIV_TO_REG(val) ((val) >= 8 ? 3 : (val) >= 4 ? 2 : (val) >= 2 ? 1 : 0)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700213
214/* Temperature is reported in 1 degC increments */
215#define TEMP_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\
Jean Delvarecb01a232007-11-29 23:46:42 +0100216 -127, 127))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700217#define TEMP_FROM_REG(val) ((val) * 1000)
218#define OFFSET_TO_REG(val) (SENSORS_LIMIT(((val)+((val)<0 ? -500 : 500))/1000,\
Jean Delvarecb01a232007-11-29 23:46:42 +0100219 -127, 127))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700220#define OFFSET_FROM_REG(val) ((val) * 1000)
221
Jean Delvarecb01a232007-11-29 23:46:42 +0100222#define PWM_TO_REG(val) (SENSORS_LIMIT(val, 0, 255))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700223#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
Jean Delvarecb01a232007-11-29 23:46:42 +0100228/* 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
Linus Torvalds1da177e2005-04-16 15:20:36 -0700230 * example board (Arima HDAMA) it isn't connected to the fans at all.
231 */
Jean Delvarecb01a232007-11-29 23:46:42 +0100232#define DAC_TO_REG(val) (SENSORS_LIMIT(((((val)*255)+500)/2500), 0, 255))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700233#define DAC_FROM_REG(val) (((val)*2500)/255)
234
Linus Torvalds1da177e2005-04-16 15:20:36 -0700235/* 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 */
Jean Delvarecb01a232007-11-29 23:46:42 +0100246#define ADM1026_DATA_INTERVAL (1 * HZ)
247#define ADM1026_CONFIG_INTERVAL (5 * 60 * HZ)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700248
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
255struct pwm_data {
256 u8 pwm;
257 u8 enable;
258 u8 auto_pwm_min;
259};
260
261struct adm1026_data {
262 struct i2c_client client;
Tony Jones1beeffe2007-08-20 13:46:20 -0700263 struct device *hwmon_dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700264
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100265 struct mutex update_lock;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700266 int valid; /* !=0 if following fields are valid */
267 unsigned long last_reading; /* In jiffies */
268 unsigned long last_config; /* In jiffies */
269
Jean Delvarecb01a232007-11-29 23:46:42 +0100270 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 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700285 u8 analog_out; /* Register value (DAC) */
Jean Delvarecb01a232007-11-29 23:46:42 +0100286 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 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700294};
295
296static int adm1026_attach_adapter(struct i2c_adapter *adapter);
297static int adm1026_detect(struct i2c_adapter *adapter, int address,
298 int kind);
299static int adm1026_detach_client(struct i2c_client *client);
Darren Jenkinsf6c27fc2006-02-27 23:14:58 +0100300static int adm1026_read_value(struct i2c_client *client, u8 reg);
301static int adm1026_write_value(struct i2c_client *client, u8 reg, int value);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700302static void adm1026_print_gpio(struct i2c_client *client);
Jean Delvarecb01a232007-11-29 23:46:42 +0100303static void adm1026_fixup_gpio(struct i2c_client *client);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700304static struct adm1026_data *adm1026_update_device(struct device *dev);
305static void adm1026_init_client(struct i2c_client *client);
306
307
308static struct i2c_driver adm1026_driver = {
Laurent Riffardcdaf7932005-11-26 20:37:41 +0100309 .driver = {
Laurent Riffardcdaf7932005-11-26 20:37:41 +0100310 .name = "adm1026",
311 },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700312 .attach_adapter = adm1026_attach_adapter,
Jean Delvarecb01a232007-11-29 23:46:42 +0100313 .detach_client = adm1026_detach_client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700314};
315
Ben Dooksc49efce2005-10-26 21:07:25 +0200316static int adm1026_attach_adapter(struct i2c_adapter *adapter)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700317{
318 if (!(adapter->class & I2C_CLASS_HWMON)) {
319 return 0;
320 }
Jean Delvare2ed2dc32005-07-31 21:42:02 +0200321 return i2c_probe(adapter, &addr_data, adm1026_detect);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700322}
323
Ben Dooksc49efce2005-10-26 21:07:25 +0200324static int adm1026_read_value(struct i2c_client *client, u8 reg)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700325{
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
Ben Dooksc49efce2005-10-26 21:07:25 +0200338static int adm1026_write_value(struct i2c_client *client, u8 reg, int value)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700339{
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
Ben Dooksc49efce2005-10-26 21:07:25 +0200352static void adm1026_init_client(struct i2c_client *client)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700353{
354 int value, i;
355 struct adm1026_data *data = i2c_get_clientdata(client);
356
Jean Delvarecb01a232007-11-29 23:46:42 +0100357 dev_dbg(&client->dev, "Initializing device\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700358 /* 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
Linus Torvalds1da177e2005-04-16 15:20:36 -0700386 if (data->config3 & CFG3_GPIO16_ENABLE) {
Jean Delvare368609c2005-07-29 12:15:07 -0700387 dev_dbg(&client->dev, "GPIO16 enabled. THERM "
Linus Torvalds1da177e2005-04-16 15:20:36 -0700388 "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'
Jean Delvarecb01a232007-11-29 23:46:42 +0100427 * can be run by the user. We DO set the default
Linus Torvalds1da177e2005-04-16 15:20:36 -0700428 * value for pwm1.auto_pwm_min to its maximum
429 * so that enabling automatic pwm fan control
Jean Delvarecb01a232007-11-29 23:46:42 +0100430 * without first setting a value for pwm1.auto_pwm_min
Linus Torvalds1da177e2005-04-16 15:20:36 -0700431 * 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
Ben Dooksc49efce2005-10-26 21:07:25 +0200451static void adm1026_print_gpio(struct i2c_client *client)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700452{
453 struct adm1026_data *data = i2c_get_clientdata(client);
Jean Delvarecb01a232007-11-29 23:46:42 +0100454 int i;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700455
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 {
Jean Delvarecb01a232007-11-29 23:46:42 +0100478 /* GPIO16 is THERM */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700479 dev_dbg(&client->dev, "\tTHERM\n");
480 }
481}
482
Ben Dooksc49efce2005-10-26 21:07:25 +0200483static void adm1026_fixup_gpio(struct i2c_client *client)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700484{
485 struct adm1026_data *data = i2c_get_clientdata(client);
Jean Delvarecb01a232007-11-29 23:46:42 +0100486 int i;
487 int value;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700488
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
Jean Delvarecb01a232007-11-29 23:46:42 +0100517 /* Inverted */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700518 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
Jean Delvarecb01a232007-11-29 23:46:42 +0100524 /* Normal overrides inverted */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700525 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
559static 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
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100566 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700567 if (!data->valid
568 || time_after(jiffies, data->last_reading + ADM1026_DATA_INTERVAL)) {
569 /* Things that change quickly */
Jean Delvarecb01a232007-11-29 23:46:42 +0100570 dev_dbg(&client->dev, "Reading sensor values\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700571 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
Jean Delvarecb01a232007-11-29 23:46:42 +0100583 * "conversion" in the assignment */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700584 data->temp[i] =
585 adm1026_read_value(client, ADM1026_REG_TEMP[i]);
586 }
587
Jean Delvarecb01a232007-11-29 23:46:42 +0100588 data->pwm1.pwm = adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700589 ADM1026_REG_PWM);
Jean Delvarecb01a232007-11-29 23:46:42 +0100590 data->analog_out = adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700591 ADM1026_REG_DAC);
592 /* GPIO16 is MSbit of alarms, move it to gpio */
593 alarms = adm1026_read_value(client, ADM1026_REG_STATUS4);
Jean Delvarecb01a232007-11-29 23:46:42 +0100594 gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700595 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 */
Jean Delvarecb01a232007-11-29 23:46:42 +0100605 gpio |= adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700606 ADM1026_REG_GPIO_STATUS_8_15);
607 gpio <<= 8;
Jean Delvarecb01a232007-11-29 23:46:42 +0100608 gpio |= adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700609 ADM1026_REG_GPIO_STATUS_0_7);
610 data->gpio = gpio;
611
612 data->last_reading = jiffies;
Jean Delvarecb01a232007-11-29 23:46:42 +0100613 }; /* last_reading */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700614
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) {
Jean Delvarecb01a232007-11-29 23:46:42 +0100620 data->in_min[i] = adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700621 ADM1026_REG_IN_MIN[i]);
Jean Delvarecb01a232007-11-29 23:46:42 +0100622 data->in_max[i] = adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700623 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) {
Jean Delvarecb01a232007-11-29 23:46:42 +0100630 data->fan_min[i] = adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700631 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) {
Jean Delvarecb01a232007-11-29 23:46:42 +0100637 /* NOTE: temp_xxx[] are s8 and we assume 2's
Linus Torvalds1da177e2005-04-16 15:20:36 -0700638 * complement "conversion" in the assignment
639 */
Jean Delvarecb01a232007-11-29 23:46:42 +0100640 data->temp_min[i] = adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700641 ADM1026_REG_TEMP_MIN[i]);
Jean Delvarecb01a232007-11-29 23:46:42 +0100642 data->temp_max[i] = adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700643 ADM1026_REG_TEMP_MAX[i]);
Jean Delvarecb01a232007-11-29 23:46:42 +0100644 data->temp_tmin[i] = adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700645 ADM1026_REG_TEMP_TMIN[i]);
Jean Delvarecb01a232007-11-29 23:46:42 +0100646 data->temp_crit[i] = adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700647 ADM1026_REG_TEMP_THERM[i]);
Jean Delvarecb01a232007-11-29 23:46:42 +0100648 data->temp_offset[i] = adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700649 ADM1026_REG_TEMP_OFFSET[i]);
650 }
651
652 /* Read the STATUS/alarm masks */
Jean Delvarecb01a232007-11-29 23:46:42 +0100653 alarms = adm1026_read_value(client, ADM1026_REG_MASK4);
654 gpio = alarms & 0x80 ? 0x0100 : 0; /* GPIO16 */
655 alarms = (alarms & 0x7f) << 8;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700656 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 */
Jean Delvarecb01a232007-11-29 23:46:42 +0100664 gpio |= adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700665 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 */
Jean Delvarecb01a232007-11-29 23:46:42 +0100671 data->config1 = adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700672 ADM1026_REG_CONFIG1);
673 if (data->config1 & CFG1_PWM_AFC) {
674 data->pwm1.enable = 2;
Jean Delvarecb01a232007-11-29 23:46:42 +0100675 data->pwm1.auto_pwm_min =
Linus Torvalds1da177e2005-04-16 15:20:36 -0700676 PWM_MIN_FROM_REG(data->pwm1.pwm);
677 }
678 /* Read the GPIO config */
Jean Delvarecb01a232007-11-29 23:46:42 +0100679 data->config2 = adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700680 ADM1026_REG_CONFIG2);
Jean Delvarecb01a232007-11-29 23:46:42 +0100681 data->config3 = adm1026_read_value(client,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700682 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;
Jean Delvarecb01a232007-11-29 23:46:42 +0100696 }; /* last_config */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700697
698 dev_dbg(&client->dev, "Setting VID from GPIO11-15.\n");
699 data->vid = (data->gpio >> 11) & 0x1f;
700 data->valid = 1;
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100701 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700702 return data;
703}
704
Yani Ioannou050480f2005-06-05 10:51:46 +0200705static ssize_t show_in(struct device *dev, struct device_attribute *attr,
706 char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700707{
Yani Ioannou050480f2005-06-05 10:51:46 +0200708 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
709 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700710 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +0100711 return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in[nr]));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700712}
Yani Ioannou050480f2005-06-05 10:51:46 +0200713static ssize_t show_in_min(struct device *dev, struct device_attribute *attr,
714 char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700715{
Yani Ioannou050480f2005-06-05 10:51:46 +0200716 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
717 int nr = sensor_attr->index;
Jean Delvarecb01a232007-11-29 23:46:42 +0100718 struct adm1026_data *data = adm1026_update_device(dev);
719 return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_min[nr]));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700720}
Yani Ioannou050480f2005-06-05 10:51:46 +0200721static ssize_t set_in_min(struct device *dev, struct device_attribute *attr,
722 const char *buf, size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700723{
Yani Ioannou050480f2005-06-05 10:51:46 +0200724 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
725 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700726 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
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100730 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700731 data->in_min[nr] = INS_TO_REG(nr, val);
732 adm1026_write_value(client, ADM1026_REG_IN_MIN[nr], data->in_min[nr]);
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100733 mutex_unlock(&data->update_lock);
Jean Delvarecb01a232007-11-29 23:46:42 +0100734 return count;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700735}
Yani Ioannou050480f2005-06-05 10:51:46 +0200736static ssize_t show_in_max(struct device *dev, struct device_attribute *attr,
737 char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700738{
Yani Ioannou050480f2005-06-05 10:51:46 +0200739 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
740 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700741 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +0100742 return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_max[nr]));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700743}
Yani Ioannou050480f2005-06-05 10:51:46 +0200744static ssize_t set_in_max(struct device *dev, struct device_attribute *attr,
745 const char *buf, size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700746{
Yani Ioannou050480f2005-06-05 10:51:46 +0200747 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
748 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700749 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
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100753 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700754 data->in_max[nr] = INS_TO_REG(nr, val);
755 adm1026_write_value(client, ADM1026_REG_IN_MAX[nr], data->in_max[nr]);
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100756 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700757 return count;
758}
759
Yani Ioannou050480f2005-06-05 10:51:46 +0200760#define in_reg(offset) \
761static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, show_in, \
762 NULL, offset); \
763static SENSOR_DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR, \
764 show_in_min, set_in_min, offset); \
765static SENSOR_DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR, \
766 show_in_max, set_in_max, offset);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700767
768
769in_reg(0);
770in_reg(1);
771in_reg(2);
772in_reg(3);
773in_reg(4);
774in_reg(5);
775in_reg(6);
776in_reg(7);
777in_reg(8);
778in_reg(9);
779in_reg(10);
780in_reg(11);
781in_reg(12);
782in_reg(13);
783in_reg(14);
784in_reg(15);
785
Yani Ioannou74880c02005-05-17 06:41:12 -0400786static ssize_t show_in16(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700787{
788 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +0100789 return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in[16]) -
Linus Torvalds1da177e2005-04-16 15:20:36 -0700790 NEG12_OFFSET);
791}
Yani Ioannou74880c02005-05-17 06:41:12 -0400792static ssize_t show_in16_min(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700793{
Jean Delvarecb01a232007-11-29 23:46:42 +0100794 struct adm1026_data *data = adm1026_update_device(dev);
795 return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_min[16])
Linus Torvalds1da177e2005-04-16 15:20:36 -0700796 - NEG12_OFFSET);
797}
Yani Ioannou74880c02005-05-17 06:41:12 -0400798static ssize_t set_in16_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700799{
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
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100804 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700805 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]);
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100807 mutex_unlock(&data->update_lock);
Jean Delvarecb01a232007-11-29 23:46:42 +0100808 return count;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700809}
Yani Ioannou74880c02005-05-17 06:41:12 -0400810static ssize_t show_in16_max(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700811{
812 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +0100813 return sprintf(buf, "%d\n", INS_FROM_REG(16, data->in_max[16])
Linus Torvalds1da177e2005-04-16 15:20:36 -0700814 - NEG12_OFFSET);
815}
Yani Ioannou74880c02005-05-17 06:41:12 -0400816static ssize_t set_in16_max(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700817{
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
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100822 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700823 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]);
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100825 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700826 return count;
827}
828
Yani Ioannou050480f2005-06-05 10:51:46 +0200829static SENSOR_DEVICE_ATTR(in16_input, S_IRUGO, show_in16, NULL, 16);
830static SENSOR_DEVICE_ATTR(in16_min, S_IRUGO | S_IWUSR, show_in16_min, set_in16_min, 16);
831static SENSOR_DEVICE_ATTR(in16_max, S_IRUGO | S_IWUSR, show_in16_max, set_in16_max, 16);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700832
833
834
835
836/* Now add fan read/write functions */
837
Yani Ioannou050480f2005-06-05 10:51:46 +0200838static ssize_t show_fan(struct device *dev, struct device_attribute *attr,
839 char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700840{
Yani Ioannou050480f2005-06-05 10:51:46 +0200841 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
842 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700843 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +0100844 return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr],
Linus Torvalds1da177e2005-04-16 15:20:36 -0700845 data->fan_div[nr]));
846}
Yani Ioannou050480f2005-06-05 10:51:46 +0200847static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr,
848 char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700849{
Yani Ioannou050480f2005-06-05 10:51:46 +0200850 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
851 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700852 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +0100853 return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr],
Linus Torvalds1da177e2005-04-16 15:20:36 -0700854 data->fan_div[nr]));
855}
Yani Ioannou050480f2005-06-05 10:51:46 +0200856static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr,
857 const char *buf, size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700858{
Yani Ioannou050480f2005-06-05 10:51:46 +0200859 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
860 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700861 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
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100865 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700866 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]);
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100869 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700870 return count;
871}
872
Jean Delvarecb01a232007-11-29 23:46:42 +0100873#define fan_offset(offset) \
874static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, show_fan, NULL, \
875 offset - 1); \
876static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \
Yani Ioannou050480f2005-06-05 10:51:46 +0200877 show_fan_min, set_fan_min, offset - 1);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700878
879fan_offset(1);
880fan_offset(2);
881fan_offset(3);
882fan_offset(4);
883fan_offset(5);
884fan_offset(6);
885fan_offset(7);
886fan_offset(8);
887
888/* Adjust fan_min to account for new fan divisor */
889static 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);
Jean Delvarecb01a232007-11-29 23:46:42 +0100893 int new_min;
894 int new_div = data->fan_div[fan];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700895
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 */
Yani Ioannou050480f2005-06-05 10:51:46 +0200908static ssize_t show_fan_div(struct device *dev, struct device_attribute *attr,
909 char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700910{
Yani Ioannou050480f2005-06-05 10:51:46 +0200911 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
912 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700913 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +0100914 return sprintf(buf, "%d\n", data->fan_div[nr]);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700915}
Yani Ioannou050480f2005-06-05 10:51:46 +0200916static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr,
917 const char *buf, size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700918{
Yani Ioannou050480f2005-06-05 10:51:46 +0200919 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
920 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700921 struct i2c_client *client = to_i2c_client(dev);
922 struct adm1026_data *data = i2c_get_clientdata(client);
Jean Delvarecb01a232007-11-29 23:46:42 +0100923 int val, orig_div, new_div, shift;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700924
925 val = simple_strtol(buf, NULL, 10);
Jean Delvarecb01a232007-11-29 23:46:42 +0100926 new_div = DIV_TO_REG(val);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700927 if (new_div == 0) {
928 return -EINVAL;
929 }
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100930 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700931 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) {
Jean Delvarecb01a232007-11-29 23:46:42 +0100947 fixup_fan_min(dev, nr, orig_div);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700948 }
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100949 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700950 return count;
951}
952
Jean Delvarecb01a232007-11-29 23:46:42 +0100953#define fan_offset_div(offset) \
954static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \
Yani Ioannou050480f2005-06-05 10:51:46 +0200955 show_fan_div, set_fan_div, offset - 1);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700956
957fan_offset_div(1);
958fan_offset_div(2);
959fan_offset_div(3);
960fan_offset_div(4);
961fan_offset_div(5);
962fan_offset_div(6);
963fan_offset_div(7);
964fan_offset_div(8);
965
966/* Temps */
Yani Ioannou050480f2005-06-05 10:51:46 +0200967static ssize_t show_temp(struct device *dev, struct device_attribute *attr,
968 char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700969{
Yani Ioannou050480f2005-06-05 10:51:46 +0200970 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
971 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700972 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +0100973 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[nr]));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700974}
Yani Ioannou050480f2005-06-05 10:51:46 +0200975static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr,
976 char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700977{
Yani Ioannou050480f2005-06-05 10:51:46 +0200978 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
979 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700980 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +0100981 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[nr]));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700982}
Yani Ioannou050480f2005-06-05 10:51:46 +0200983static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr,
984 const char *buf, size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700985{
Yani Ioannou050480f2005-06-05 10:51:46 +0200986 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
987 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700988 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
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100992 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700993 data->temp_min[nr] = TEMP_TO_REG(val);
994 adm1026_write_value(client, ADM1026_REG_TEMP_MIN[nr],
995 data->temp_min[nr]);
Ingo Molnar9a61bf62006-01-18 23:19:26 +0100996 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700997 return count;
998}
Yani Ioannou050480f2005-06-05 10:51:46 +0200999static ssize_t show_temp_max(struct device *dev, struct device_attribute *attr,
1000 char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001001{
Yani Ioannou050480f2005-06-05 10:51:46 +02001002 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1003 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001004 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001005 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[nr]));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001006}
Yani Ioannou050480f2005-06-05 10:51:46 +02001007static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr,
1008 const char *buf, size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001009{
Yani Ioannou050480f2005-06-05 10:51:46 +02001010 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1011 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001012 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
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001016 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001017 data->temp_max[nr] = TEMP_TO_REG(val);
1018 adm1026_write_value(client, ADM1026_REG_TEMP_MAX[nr],
1019 data->temp_max[nr]);
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001020 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001021 return count;
1022}
Yani Ioannou050480f2005-06-05 10:51:46 +02001023
1024#define temp_reg(offset) \
Jean Delvarecb01a232007-11-29 23:46:42 +01001025static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_temp, \
Yani Ioannou050480f2005-06-05 10:51:46 +02001026 NULL, offset - 1); \
1027static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IRUGO | S_IWUSR, \
1028 show_temp_min, set_temp_min, offset - 1); \
1029static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR, \
1030 show_temp_max, set_temp_max, offset - 1);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001031
1032
1033temp_reg(1);
1034temp_reg(2);
1035temp_reg(3);
1036
Yani Ioannou050480f2005-06-05 10:51:46 +02001037static ssize_t show_temp_offset(struct device *dev,
1038 struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001039{
Yani Ioannou050480f2005-06-05 10:51:46 +02001040 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1041 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001042 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001043 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_offset[nr]));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001044}
Yani Ioannou050480f2005-06-05 10:51:46 +02001045static ssize_t set_temp_offset(struct device *dev,
1046 struct device_attribute *attr, const char *buf,
1047 size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001048{
Yani Ioannou050480f2005-06-05 10:51:46 +02001049 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1050 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001051 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
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001055 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001056 data->temp_offset[nr] = TEMP_TO_REG(val);
1057 adm1026_write_value(client, ADM1026_REG_TEMP_OFFSET[nr],
1058 data->temp_offset[nr]);
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001059 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001060 return count;
1061}
1062
Yani Ioannou050480f2005-06-05 10:51:46 +02001063#define temp_offset_reg(offset) \
1064static SENSOR_DEVICE_ATTR(temp##offset##_offset, S_IRUGO | S_IWUSR, \
1065 show_temp_offset, set_temp_offset, offset - 1);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001066
1067temp_offset_reg(1);
1068temp_offset_reg(2);
1069temp_offset_reg(3);
1070
Yani Ioannou050480f2005-06-05 10:51:46 +02001071static ssize_t show_temp_auto_point1_temp_hyst(struct device *dev,
1072 struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001073{
Yani Ioannou050480f2005-06-05 10:51:46 +02001074 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1075 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001076 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001077 return sprintf(buf, "%d\n", TEMP_FROM_REG(
Linus Torvalds1da177e2005-04-16 15:20:36 -07001078 ADM1026_FAN_ACTIVATION_TEMP_HYST + data->temp_tmin[nr]));
1079}
Yani Ioannou050480f2005-06-05 10:51:46 +02001080static ssize_t show_temp_auto_point2_temp(struct device *dev,
1081 struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001082{
Yani Ioannou050480f2005-06-05 10:51:46 +02001083 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1084 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001085 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001086 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr] +
Linus Torvalds1da177e2005-04-16 15:20:36 -07001087 ADM1026_FAN_CONTROL_TEMP_RANGE));
1088}
Yani Ioannou050480f2005-06-05 10:51:46 +02001089static ssize_t show_temp_auto_point1_temp(struct device *dev,
1090 struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001091{
Yani Ioannou050480f2005-06-05 10:51:46 +02001092 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1093 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001094 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001095 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_tmin[nr]));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001096}
Yani Ioannou050480f2005-06-05 10:51:46 +02001097static ssize_t set_temp_auto_point1_temp(struct device *dev,
1098 struct device_attribute *attr, const char *buf, size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001099{
Yani Ioannou050480f2005-06-05 10:51:46 +02001100 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1101 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001102 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
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001106 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001107 data->temp_tmin[nr] = TEMP_TO_REG(val);
1108 adm1026_write_value(client, ADM1026_REG_TEMP_TMIN[nr],
1109 data->temp_tmin[nr]);
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001110 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001111 return count;
1112}
1113
Jean Delvarecb01a232007-11-29 23:46:42 +01001114#define temp_auto_point(offset) \
1115static 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); \
1118static SENSOR_DEVICE_ATTR(temp##offset##_auto_point1_temp_hyst, S_IRUGO,\
1119 show_temp_auto_point1_temp_hyst, NULL, offset - 1); \
1120static SENSOR_DEVICE_ATTR(temp##offset##_auto_point2_temp, S_IRUGO, \
Yani Ioannou050480f2005-06-05 10:51:46 +02001121 show_temp_auto_point2_temp, NULL, offset - 1);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001122
1123temp_auto_point(1);
1124temp_auto_point(2);
1125temp_auto_point(3);
1126
Yani Ioannou050480f2005-06-05 10:51:46 +02001127static ssize_t show_temp_crit_enable(struct device *dev,
1128 struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001129{
1130 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001131 return sprintf(buf, "%d\n", (data->config1 & CFG1_THERM_HOT) >> 4);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001132}
Yani Ioannou050480f2005-06-05 10:51:46 +02001133static ssize_t set_temp_crit_enable(struct device *dev,
1134 struct device_attribute *attr, const char *buf, size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001135{
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)) {
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001141 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001142 data->config1 = (data->config1 & ~CFG1_THERM_HOT) | (val << 4);
Jean Delvarecb01a232007-11-29 23:46:42 +01001143 adm1026_write_value(client, ADM1026_REG_CONFIG1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001144 data->config1);
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001145 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001146 }
1147 return count;
1148}
1149
Yani Ioannou050480f2005-06-05 10:51:46 +02001150#define temp_crit_enable(offset) \
1151static DEVICE_ATTR(temp##offset##_crit_enable, S_IRUGO | S_IWUSR, \
Linus Torvalds1da177e2005-04-16 15:20:36 -07001152 show_temp_crit_enable, set_temp_crit_enable);
1153
Yani Ioannou050480f2005-06-05 10:51:46 +02001154temp_crit_enable(1);
1155temp_crit_enable(2);
1156temp_crit_enable(3);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001157
Yani Ioannou050480f2005-06-05 10:51:46 +02001158static ssize_t show_temp_crit(struct device *dev,
1159 struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001160{
Yani Ioannou050480f2005-06-05 10:51:46 +02001161 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1162 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001163 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001164 return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_crit[nr]));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001165}
Yani Ioannou050480f2005-06-05 10:51:46 +02001166static ssize_t set_temp_crit(struct device *dev, struct device_attribute *attr,
1167 const char *buf, size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001168{
Yani Ioannou050480f2005-06-05 10:51:46 +02001169 struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
1170 int nr = sensor_attr->index;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001171 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
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001175 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001176 data->temp_crit[nr] = TEMP_TO_REG(val);
1177 adm1026_write_value(client, ADM1026_REG_TEMP_THERM[nr],
1178 data->temp_crit[nr]);
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001179 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001180 return count;
1181}
1182
Yani Ioannou050480f2005-06-05 10:51:46 +02001183#define temp_crit_reg(offset) \
1184static SENSOR_DEVICE_ATTR(temp##offset##_crit, S_IRUGO | S_IWUSR, \
1185 show_temp_crit, set_temp_crit, offset - 1);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001186
1187temp_crit_reg(1);
1188temp_crit_reg(2);
1189temp_crit_reg(3);
1190
Yani Ioannou74880c02005-05-17 06:41:12 -04001191static ssize_t show_analog_out_reg(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001192{
1193 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001194 return sprintf(buf, "%d\n", DAC_FROM_REG(data->analog_out));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001195}
Yani Ioannou74880c02005-05-17 06:41:12 -04001196static ssize_t set_analog_out_reg(struct device *dev, struct device_attribute *attr, const char *buf,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001197 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
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001203 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001204 data->analog_out = DAC_TO_REG(val);
1205 adm1026_write_value(client, ADM1026_REG_DAC, data->analog_out);
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001206 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001207 return count;
1208}
1209
Jean Delvarecb01a232007-11-29 23:46:42 +01001210static DEVICE_ATTR(analog_out, S_IRUGO | S_IWUSR, show_analog_out_reg,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001211 set_analog_out_reg);
1212
Yani Ioannou74880c02005-05-17 06:41:12 -04001213static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001214{
1215 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001216 return sprintf(buf, "%d\n", vid_from_reg(data->vid & 0x3f, data->vrm));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001217}
Grant Coady937df8d2005-05-12 11:59:29 +10001218static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001219
Yani Ioannou74880c02005-05-17 06:41:12 -04001220static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001221{
Jean Delvare90d66192007-10-08 18:24:35 +02001222 struct adm1026_data *data = dev_get_drvdata(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001223 return sprintf(buf, "%d\n", data->vrm);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001224}
Yani Ioannou74880c02005-05-17 06:41:12 -04001225static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001226 size_t count)
1227{
Jean Delvaref67fdab2007-12-01 11:24:17 +01001228 struct adm1026_data *data = dev_get_drvdata(dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001229
1230 data->vrm = simple_strtol(buf, NULL, 10);
1231 return count;
1232}
1233
1234static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg);
1235
Yani Ioannou74880c02005-05-17 06:41:12 -04001236static ssize_t show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001237{
1238 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvaref67fdab2007-12-01 11:24:17 +01001239 return sprintf(buf, "%ld\n", data->alarms);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001240}
1241
1242static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL);
1243
Jean Delvarea9273cb2007-11-29 23:45:22 +01001244static 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
1252static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 0);
1253static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 1);
1254static SENSOR_DEVICE_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, 1);
1255static SENSOR_DEVICE_ATTR(in11_alarm, S_IRUGO, show_alarm, NULL, 2);
1256static SENSOR_DEVICE_ATTR(in12_alarm, S_IRUGO, show_alarm, NULL, 3);
1257static SENSOR_DEVICE_ATTR(in13_alarm, S_IRUGO, show_alarm, NULL, 4);
1258static SENSOR_DEVICE_ATTR(in14_alarm, S_IRUGO, show_alarm, NULL, 5);
1259static SENSOR_DEVICE_ATTR(in15_alarm, S_IRUGO, show_alarm, NULL, 6);
1260static SENSOR_DEVICE_ATTR(in16_alarm, S_IRUGO, show_alarm, NULL, 7);
1261static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 8);
1262static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 9);
1263static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 10);
1264static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 11);
1265static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 12);
1266static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 13);
1267static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 14);
1268static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 15);
1269static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 16);
1270static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 17);
1271static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 18);
1272static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 19);
1273static SENSOR_DEVICE_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 20);
1274static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_alarm, NULL, 21);
1275static SENSOR_DEVICE_ATTR(fan7_alarm, S_IRUGO, show_alarm, NULL, 22);
1276static SENSOR_DEVICE_ATTR(fan8_alarm, S_IRUGO, show_alarm, NULL, 23);
1277static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 24);
1278static SENSOR_DEVICE_ATTR(in10_alarm, S_IRUGO, show_alarm, NULL, 25);
1279static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 26);
1280
Yani Ioannou74880c02005-05-17 06:41:12 -04001281static ssize_t show_alarm_mask(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001282{
1283 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001284 return sprintf(buf, "%ld\n", data->alarm_mask);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001285}
Yani Ioannou74880c02005-05-17 06:41:12 -04001286static ssize_t set_alarm_mask(struct device *dev, struct device_attribute *attr, const char *buf,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001287 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
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001294 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001295 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);
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001309 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001310 return count;
1311}
1312
1313static DEVICE_ATTR(alarm_mask, S_IRUGO | S_IWUSR, show_alarm_mask,
1314 set_alarm_mask);
1315
1316
Yani Ioannou74880c02005-05-17 06:41:12 -04001317static ssize_t show_gpio(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001318{
1319 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001320 return sprintf(buf, "%ld\n", data->gpio);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001321}
Yani Ioannou74880c02005-05-17 06:41:12 -04001322static ssize_t set_gpio(struct device *dev, struct device_attribute *attr, const char *buf,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001323 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);
Jean Delvarecb01a232007-11-29 23:46:42 +01001328 long gpio;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001329
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001330 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001331 data->gpio = val & 0x1ffff;
1332 gpio = data->gpio;
Jean Delvarecb01a232007-11-29 23:46:42 +01001333 adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_0_7, gpio & 0xff);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001334 gpio >>= 8;
Jean Delvarecb01a232007-11-29 23:46:42 +01001335 adm1026_write_value(client, ADM1026_REG_GPIO_STATUS_8_15, gpio & 0xff);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001336 gpio = ((gpio >> 1) & 0x80) | (data->alarms >> 24 & 0x7f);
Jean Delvarecb01a232007-11-29 23:46:42 +01001337 adm1026_write_value(client, ADM1026_REG_STATUS4, gpio & 0xff);
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001338 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001339 return count;
1340}
1341
1342static DEVICE_ATTR(gpio, S_IRUGO | S_IWUSR, show_gpio, set_gpio);
1343
1344
Yani Ioannou74880c02005-05-17 06:41:12 -04001345static ssize_t show_gpio_mask(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001346{
1347 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001348 return sprintf(buf, "%ld\n", data->gpio_mask);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001349}
Yani Ioannou74880c02005-05-17 06:41:12 -04001350static ssize_t set_gpio_mask(struct device *dev, struct device_attribute *attr, const char *buf,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001351 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);
Jean Delvarecb01a232007-11-29 23:46:42 +01001356 long mask;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001357
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001358 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001359 data->gpio_mask = val & 0x1ffff;
1360 mask = data->gpio_mask;
Jean Delvarecb01a232007-11-29 23:46:42 +01001361 adm1026_write_value(client, ADM1026_REG_GPIO_MASK_0_7, mask & 0xff);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001362 mask >>= 8;
Jean Delvarecb01a232007-11-29 23:46:42 +01001363 adm1026_write_value(client, ADM1026_REG_GPIO_MASK_8_15, mask & 0xff);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001364 mask = ((mask >> 1) & 0x80) | (data->alarm_mask >> 24 & 0x7f);
Jean Delvarecb01a232007-11-29 23:46:42 +01001365 adm1026_write_value(client, ADM1026_REG_MASK1, mask & 0xff);
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001366 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001367 return count;
1368}
1369
1370static DEVICE_ATTR(gpio_mask, S_IRUGO | S_IWUSR, show_gpio_mask, set_gpio_mask);
1371
Yani Ioannou74880c02005-05-17 06:41:12 -04001372static ssize_t show_pwm_reg(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001373{
1374 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001375 return sprintf(buf, "%d\n", PWM_FROM_REG(data->pwm1.pwm));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001376}
Yani Ioannou74880c02005-05-17 06:41:12 -04001377static ssize_t set_pwm_reg(struct device *dev, struct device_attribute *attr, const char *buf,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001378 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
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001386 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001387 data->pwm1.pwm = PWM_TO_REG(val);
1388 adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm);
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001389 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001390 }
1391 return count;
1392}
Yani Ioannou74880c02005-05-17 06:41:12 -04001393static ssize_t show_auto_pwm_min(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001394{
1395 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001396 return sprintf(buf, "%d\n", data->pwm1.auto_pwm_min);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001397}
Yani Ioannou74880c02005-05-17 06:41:12 -04001398static ssize_t set_auto_pwm_min(struct device *dev, struct device_attribute *attr, const char *buf,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001399 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
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001405 mutex_lock(&data->update_lock);
Jean Delvarecb01a232007-11-29 23:46:42 +01001406 data->pwm1.auto_pwm_min = SENSORS_LIMIT(val, 0, 255);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001407 if (data->pwm1.enable == 2) { /* apply immediately */
1408 data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) |
Jean Delvarecb01a232007-11-29 23:46:42 +01001409 PWM_MIN_TO_REG(data->pwm1.auto_pwm_min));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001410 adm1026_write_value(client, ADM1026_REG_PWM, data->pwm1.pwm);
1411 }
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001412 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001413 return count;
1414}
Yani Ioannou74880c02005-05-17 06:41:12 -04001415static ssize_t show_auto_pwm_max(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001416{
Jean Delvarecb01a232007-11-29 23:46:42 +01001417 return sprintf(buf, "%d\n", ADM1026_PWM_MAX);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001418}
Yani Ioannou74880c02005-05-17 06:41:12 -04001419static ssize_t show_pwm_enable(struct device *dev, struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001420{
1421 struct adm1026_data *data = adm1026_update_device(dev);
Jean Delvarecb01a232007-11-29 23:46:42 +01001422 return sprintf(buf, "%d\n", data->pwm1.enable);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001423}
Yani Ioannou74880c02005-05-17 06:41:12 -04001424static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *attr, const char *buf,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001425 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);
Jean Delvarecb01a232007-11-29 23:46:42 +01001430 int old_enable;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001431
1432 if ((val >= 0) && (val < 3)) {
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001433 mutex_lock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001434 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);
Jean Delvarecb01a232007-11-29 23:46:42 +01001440 if (val == 2) { /* apply pwm1_auto_pwm_min to pwm1 */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001441 data->pwm1.pwm = PWM_TO_REG((data->pwm1.pwm & 0x0f) |
Jean Delvarecb01a232007-11-29 23:46:42 +01001442 PWM_MIN_TO_REG(data->pwm1.auto_pwm_min));
1443 adm1026_write_value(client, ADM1026_REG_PWM,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001444 data->pwm1.pwm);
1445 } else if (!((old_enable == 1) && (val == 1))) {
1446 /* set pwm to safe value */
1447 data->pwm1.pwm = 255;
Jean Delvarecb01a232007-11-29 23:46:42 +01001448 adm1026_write_value(client, ADM1026_REG_PWM,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001449 data->pwm1.pwm);
1450 }
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001451 mutex_unlock(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001452 }
1453 return count;
1454}
1455
1456/* enable PWM fan control */
Jean Delvarecb01a232007-11-29 23:46:42 +01001457static DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1458static DEVICE_ATTR(pwm2, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1459static DEVICE_ATTR(pwm3, S_IRUGO | S_IWUSR, show_pwm_reg, set_pwm_reg);
1460static DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001461 set_pwm_enable);
Jean Delvarecb01a232007-11-29 23:46:42 +01001462static DEVICE_ATTR(pwm2_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001463 set_pwm_enable);
Jean Delvarecb01a232007-11-29 23:46:42 +01001464static DEVICE_ATTR(pwm3_enable, S_IRUGO | S_IWUSR, show_pwm_enable,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001465 set_pwm_enable);
Jean Delvarecb01a232007-11-29 23:46:42 +01001466static DEVICE_ATTR(temp1_auto_point1_pwm, S_IRUGO | S_IWUSR,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001467 show_auto_pwm_min, set_auto_pwm_min);
Jean Delvarecb01a232007-11-29 23:46:42 +01001468static DEVICE_ATTR(temp2_auto_point1_pwm, S_IRUGO | S_IWUSR,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001469 show_auto_pwm_min, set_auto_pwm_min);
Jean Delvarecb01a232007-11-29 23:46:42 +01001470static DEVICE_ATTR(temp3_auto_point1_pwm, S_IRUGO | S_IWUSR,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001471 show_auto_pwm_min, set_auto_pwm_min);
1472
1473static DEVICE_ATTR(temp1_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1474static DEVICE_ATTR(temp2_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1475static DEVICE_ATTR(temp3_auto_point2_pwm, S_IRUGO, show_auto_pwm_max, NULL);
1476
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001477static 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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001481 &sensor_dev_attr_in0_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001482 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001485 &sensor_dev_attr_in1_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001486 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001489 &sensor_dev_attr_in2_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001490 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001493 &sensor_dev_attr_in3_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001494 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001497 &sensor_dev_attr_in4_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001498 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001501 &sensor_dev_attr_in5_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001502 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001505 &sensor_dev_attr_in6_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001506 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001509 &sensor_dev_attr_in7_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001510 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001513 &sensor_dev_attr_in10_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001514 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001517 &sensor_dev_attr_in11_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001518 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001521 &sensor_dev_attr_in12_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001522 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001525 &sensor_dev_attr_in13_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001526 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001529 &sensor_dev_attr_in14_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001530 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001533 &sensor_dev_attr_in15_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001534 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001537 &sensor_dev_attr_in16_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001538 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001541 &sensor_dev_attr_fan1_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001542 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001545 &sensor_dev_attr_fan2_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001546 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001549 &sensor_dev_attr_fan3_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001550 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001553 &sensor_dev_attr_fan4_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001554 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001557 &sensor_dev_attr_fan5_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001558 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001561 &sensor_dev_attr_fan6_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001562 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001565 &sensor_dev_attr_fan7_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001566 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001569 &sensor_dev_attr_fan8_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001570 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001573 &sensor_dev_attr_temp1_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001574 &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,
Jean Delvarea9273cb2007-11-29 23:45:22 +01001577 &sensor_dev_attr_temp2_alarm.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001578 &sensor_dev_attr_temp1_offset.dev_attr.attr,
1579 &sensor_dev_attr_temp2_offset.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001580 &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr,
1581 &sensor_dev_attr_temp2_auto_point1_temp.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001582 &sensor_dev_attr_temp1_auto_point1_temp_hyst.dev_attr.attr,
1583 &sensor_dev_attr_temp2_auto_point1_temp_hyst.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001584 &sensor_dev_attr_temp1_auto_point2_temp.dev_attr.attr,
1585 &sensor_dev_attr_temp2_auto_point2_temp.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001586 &sensor_dev_attr_temp1_crit.dev_attr.attr,
1587 &sensor_dev_attr_temp2_crit.dev_attr.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001588 &dev_attr_temp1_crit_enable.attr,
1589 &dev_attr_temp2_crit_enable.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001590 &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,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001604 &dev_attr_temp1_auto_point2_pwm.attr,
1605 &dev_attr_temp2_auto_point2_pwm.attr,
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001606 &dev_attr_analog_out.attr,
1607 NULL
1608};
1609
1610static const struct attribute_group adm1026_group = {
1611 .attrs = adm1026_attributes,
1612};
1613
Jean Delvare5b34dbc2007-11-29 23:47:54 +01001614static 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,
Jean Delvare1d5f2c12008-02-10 19:01:15 +01001627 NULL
Jean Delvare5b34dbc2007-11-29 23:47:54 +01001628};
1629
1630static const struct attribute_group adm1026_group_temp3 = {
1631 .attrs = adm1026_attributes_temp3,
1632};
1633
1634static 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,
Jean Delvare1d5f2c12008-02-10 19:01:15 +01001643 NULL
Jean Delvare5b34dbc2007-11-29 23:47:54 +01001644};
1645
1646static const struct attribute_group adm1026_group_in8_9 = {
1647 .attrs = adm1026_attributes_in8_9,
1648};
1649
Ben Dooksc49efce2005-10-26 21:07:25 +02001650static int adm1026_detect(struct i2c_adapter *adapter, int address,
1651 int kind)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001652{
1653 int company, verstep;
Jean Delvaref67fdab2007-12-01 11:24:17 +01001654 struct i2c_client *client;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001655 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
Deepak Saxenaba9c2e82005-10-17 23:08:32 +02001668 if (!(data = kzalloc(sizeof(struct adm1026_data), GFP_KERNEL))) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001669 err = -ENOMEM;
1670 goto exit;
1671 }
1672
Jean Delvaref67fdab2007-12-01 11:24:17 +01001673 client = &data->client;
1674 i2c_set_clientdata(client, data);
1675 client->addr = address;
1676 client->adapter = adapter;
1677 client->driver = &adm1026_driver;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001678
1679 /* Now, we do the remaining detection. */
1680
Jean Delvaref67fdab2007-12-01 11:24:17 +01001681 company = adm1026_read_value(client, ADM1026_REG_COMPANY);
1682 verstep = adm1026_read_value(client, ADM1026_REG_VERSTEP);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001683
Jean Delvaref67fdab2007-12-01 11:24:17 +01001684 dev_dbg(&client->dev, "Detecting device at %d,0x%02x with"
Linus Torvalds1da177e2005-04-16 15:20:36 -07001685 " COMPANY: 0x%02x and VERSTEP: 0x%02x\n",
Jean Delvaref67fdab2007-12-01 11:24:17 +01001686 i2c_adapter_id(client->adapter), client->addr,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001687 company, verstep);
1688
1689 /* If auto-detecting, Determine the chip type. */
1690 if (kind <= 0) {
Jean Delvaref67fdab2007-12-01 11:24:17 +01001691 dev_dbg(&client->dev, "Autodetecting device at %d,0x%02x "
Linus Torvalds1da177e2005-04-16 15:20:36 -07001692 "...\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 {
Jean Delvaref67fdab2007-12-01 11:24:17 +01001707 dev_dbg(&client->dev, ": Autodetection "
Linus Torvalds1da177e2005-04-16 15:20:36 -07001708 "failed\n");
1709 /* Not an ADM1026 ... */
Jean Delvarecb01a232007-11-29 23:46:42 +01001710 if (kind == 0) { /* User used force=x,y */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001711 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 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001716 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 "
Joe Perches898eb712007-10-18 03:06:30 -07001730 "kind (%d)!\n", kind);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001731 err = -EFAULT;
1732 goto exitfree;
1733 }
Jean Delvaref67fdab2007-12-01 11:24:17 +01001734 strlcpy(client->name, type_name, I2C_NAME_SIZE);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001735
1736 /* Fill in the remaining client fields */
Ingo Molnar9a61bf62006-01-18 23:19:26 +01001737 mutex_init(&data->update_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001738
1739 /* Tell the I2C layer a new client has arrived */
Jean Delvaref67fdab2007-12-01 11:24:17 +01001740 if ((err = i2c_attach_client(client)))
Linus Torvalds1da177e2005-04-16 15:20:36 -07001741 goto exitfree;
1742
1743 /* Set the VRM version */
Jean Delvare303760b2005-07-31 21:52:01 +02001744 data->vrm = vid_which_vrm();
Linus Torvalds1da177e2005-04-16 15:20:36 -07001745
1746 /* Initialize the ADM1026 chip */
Jean Delvaref67fdab2007-12-01 11:24:17 +01001747 adm1026_init_client(client);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001748
1749 /* Register sysfs hooks */
Jean Delvaref67fdab2007-12-01 11:24:17 +01001750 if ((err = sysfs_create_group(&client->dev.kobj, &adm1026_group)))
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001751 goto exitdetach;
Jean Delvare5b34dbc2007-11-29 23:47:54 +01001752 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;
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001760
Jean Delvaref67fdab2007-12-01 11:24:17 +01001761 data->hwmon_dev = hwmon_device_register(&client->dev);
Tony Jones1beeffe2007-08-20 13:46:20 -07001762 if (IS_ERR(data->hwmon_dev)) {
1763 err = PTR_ERR(data->hwmon_dev);
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001764 goto exitremove;
Mark M. Hoffman943b0832005-07-15 21:39:18 -04001765 }
1766
Linus Torvalds1da177e2005-04-16 15:20:36 -07001767 return 0;
1768
1769 /* Error out and cleanup code */
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001770exitremove:
Jean Delvaref67fdab2007-12-01 11:24:17 +01001771 sysfs_remove_group(&client->dev.kobj, &adm1026_group);
Jean Delvare5b34dbc2007-11-29 23:47:54 +01001772 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);
Mark M. Hoffman943b0832005-07-15 21:39:18 -04001776exitdetach:
Jean Delvaref67fdab2007-12-01 11:24:17 +01001777 i2c_detach_client(client);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001778exitfree:
Alexey Dobriyan1f57ff82005-08-26 01:49:14 +04001779 kfree(data);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001780exit:
1781 return err;
1782}
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001783
1784static int adm1026_detach_client(struct i2c_client *client)
1785{
1786 struct adm1026_data *data = i2c_get_clientdata(client);
Tony Jones1beeffe2007-08-20 13:46:20 -07001787 hwmon_device_unregister(data->hwmon_dev);
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001788 sysfs_remove_group(&client->dev.kobj, &adm1026_group);
Jean Delvare5b34dbc2007-11-29 23:47:54 +01001789 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);
Mark M. Hoffman681c6f72006-09-24 21:15:35 +02001793 i2c_detach_client(client);
1794 kfree(data);
1795 return 0;
1796}
1797
Linus Torvalds1da177e2005-04-16 15:20:36 -07001798static int __init sm_adm1026_init(void)
1799{
1800 return i2c_add_driver(&adm1026_driver);
1801}
1802
Jean Delvarecb01a232007-11-29 23:46:42 +01001803static void __exit sm_adm1026_exit(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001804{
1805 i2c_del_driver(&adm1026_driver);
1806}
1807
1808MODULE_LICENSE("GPL");
1809MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, "
Jean Delvarecb01a232007-11-29 23:46:42 +01001810 "Justin Thiessen <jthiessen@penguincomputing.com>");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001811MODULE_DESCRIPTION("ADM1026 driver");
1812
1813module_init(sm_adm1026_init);
1814module_exit(sm_adm1026_exit);