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e46957ed | 1 | /* |
2804a4cf GR |
2 | * lm93.c - Part of lm_sensors, Linux kernel modules for hardware monitoring |
3 | * | |
4 | * Author/Maintainer: Mark M. Hoffman <mhoffman@lightlink.com> | |
5 | * Copyright (c) 2004 Utilitek Systems, Inc. | |
6 | * | |
7 | * derived in part from lm78.c: | |
8 | * Copyright (c) 1998, 1999 Frodo Looijaard <frodol@dds.nl> | |
9 | * | |
10 | * derived in part from lm85.c: | |
11 | * Copyright (c) 2002, 2003 Philip Pokorny <ppokorny@penguincomputing.com> | |
12 | * Copyright (c) 2003 Margit Schubert-While <margitsw@t-online.de> | |
13 | * | |
14 | * derived in part from w83l785ts.c: | |
15 | * Copyright (c) 2003-2004 Jean Delvare <khali@linux-fr.org> | |
16 | * | |
17 | * Ported to Linux 2.6 by Eric J. Bowersox <ericb@aspsys.com> | |
18 | * Copyright (c) 2005 Aspen Systems, Inc. | |
19 | * | |
20 | * Adapted to 2.6.20 by Carsten Emde <cbe@osadl.org> | |
21 | * Copyright (c) 2006 Carsten Emde, Open Source Automation Development Lab | |
22 | * | |
23 | * Modified for mainline integration by Hans J. Koch <hjk@hansjkoch.de> | |
24 | * Copyright (c) 2007 Hans J. Koch, Linutronix GmbH | |
25 | * | |
26 | * This program is free software; you can redistribute it and/or modify | |
27 | * it under the terms of the GNU General Public License as published by | |
28 | * the Free Software Foundation; either version 2 of the License, or | |
29 | * (at your option) any later version. | |
30 | * | |
31 | * This program is distributed in the hope that it will be useful, | |
32 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
33 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
34 | * GNU General Public License for more details. | |
35 | * | |
36 | * You should have received a copy of the GNU General Public License | |
37 | * along with this program; if not, write to the Free Software | |
38 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
39 | */ | |
e46957ed HJK |
40 | |
41 | #include <linux/module.h> | |
42 | #include <linux/init.h> | |
43 | #include <linux/slab.h> | |
44 | #include <linux/i2c.h> | |
45 | #include <linux/hwmon.h> | |
46 | #include <linux/hwmon-sysfs.h> | |
47 | #include <linux/hwmon-vid.h> | |
48 | #include <linux/err.h> | |
49 | #include <linux/delay.h> | |
dcd8f392 | 50 | #include <linux/jiffies.h> |
e46957ed HJK |
51 | |
52 | /* LM93 REGISTER ADDRESSES */ | |
53 | ||
54 | /* miscellaneous */ | |
55 | #define LM93_REG_MFR_ID 0x3e | |
56 | #define LM93_REG_VER 0x3f | |
57 | #define LM93_REG_STATUS_CONTROL 0xe2 | |
58 | #define LM93_REG_CONFIG 0xe3 | |
59 | #define LM93_REG_SLEEP_CONTROL 0xe4 | |
60 | ||
61 | /* alarm values start here */ | |
62 | #define LM93_REG_HOST_ERROR_1 0x48 | |
63 | ||
64 | /* voltage inputs: in1-in16 (nr => 0-15) */ | |
65 | #define LM93_REG_IN(nr) (0x56 + (nr)) | |
66 | #define LM93_REG_IN_MIN(nr) (0x90 + (nr) * 2) | |
67 | #define LM93_REG_IN_MAX(nr) (0x91 + (nr) * 2) | |
68 | ||
69 | /* temperature inputs: temp1-temp4 (nr => 0-3) */ | |
70 | #define LM93_REG_TEMP(nr) (0x50 + (nr)) | |
71 | #define LM93_REG_TEMP_MIN(nr) (0x78 + (nr) * 2) | |
72 | #define LM93_REG_TEMP_MAX(nr) (0x79 + (nr) * 2) | |
73 | ||
74 | /* temp[1-4]_auto_boost (nr => 0-3) */ | |
75 | #define LM93_REG_BOOST(nr) (0x80 + (nr)) | |
76 | ||
77 | /* #PROCHOT inputs: prochot1-prochot2 (nr => 0-1) */ | |
78 | #define LM93_REG_PROCHOT_CUR(nr) (0x67 + (nr) * 2) | |
79 | #define LM93_REG_PROCHOT_AVG(nr) (0x68 + (nr) * 2) | |
80 | #define LM93_REG_PROCHOT_MAX(nr) (0xb0 + (nr)) | |
81 | ||
82 | /* fan tach inputs: fan1-fan4 (nr => 0-3) */ | |
83 | #define LM93_REG_FAN(nr) (0x6e + (nr) * 2) | |
84 | #define LM93_REG_FAN_MIN(nr) (0xb4 + (nr) * 2) | |
85 | ||
86 | /* pwm outputs: pwm1-pwm2 (nr => 0-1, reg => 0-3) */ | |
2804a4cf | 87 | #define LM93_REG_PWM_CTL(nr, reg) (0xc8 + (reg) + (nr) * 4) |
e46957ed HJK |
88 | #define LM93_PWM_CTL1 0x0 |
89 | #define LM93_PWM_CTL2 0x1 | |
90 | #define LM93_PWM_CTL3 0x2 | |
91 | #define LM93_PWM_CTL4 0x3 | |
92 | ||
93 | /* GPIO input state */ | |
94 | #define LM93_REG_GPI 0x6b | |
95 | ||
96 | /* vid inputs: vid1-vid2 (nr => 0-1) */ | |
97 | #define LM93_REG_VID(nr) (0x6c + (nr)) | |
98 | ||
99 | /* vccp1 & vccp2: VID relative inputs (nr => 0-1) */ | |
100 | #define LM93_REG_VCCP_LIMIT_OFF(nr) (0xb2 + (nr)) | |
101 | ||
102 | /* temp[1-4]_auto_boost_hyst */ | |
103 | #define LM93_REG_BOOST_HYST_12 0xc0 | |
104 | #define LM93_REG_BOOST_HYST_34 0xc1 | |
105 | #define LM93_REG_BOOST_HYST(nr) (0xc0 + (nr)/2) | |
106 | ||
107 | /* temp[1-4]_auto_pwm_[min|hyst] */ | |
108 | #define LM93_REG_PWM_MIN_HYST_12 0xc3 | |
109 | #define LM93_REG_PWM_MIN_HYST_34 0xc4 | |
110 | #define LM93_REG_PWM_MIN_HYST(nr) (0xc3 + (nr)/2) | |
111 | ||
112 | /* prochot_override & prochot_interval */ | |
113 | #define LM93_REG_PROCHOT_OVERRIDE 0xc6 | |
114 | #define LM93_REG_PROCHOT_INTERVAL 0xc7 | |
115 | ||
116 | /* temp[1-4]_auto_base (nr => 0-3) */ | |
117 | #define LM93_REG_TEMP_BASE(nr) (0xd0 + (nr)) | |
118 | ||
119 | /* temp[1-4]_auto_offsets (step => 0-11) */ | |
120 | #define LM93_REG_TEMP_OFFSET(step) (0xd4 + (step)) | |
121 | ||
122 | /* #PROCHOT & #VRDHOT PWM ramp control */ | |
123 | #define LM93_REG_PWM_RAMP_CTL 0xbf | |
124 | ||
125 | /* miscellaneous */ | |
126 | #define LM93_REG_SFC1 0xbc | |
127 | #define LM93_REG_SFC2 0xbd | |
128 | #define LM93_REG_GPI_VID_CTL 0xbe | |
129 | #define LM93_REG_SF_TACH_TO_PWM 0xe0 | |
130 | ||
131 | /* error masks */ | |
132 | #define LM93_REG_GPI_ERR_MASK 0xec | |
133 | #define LM93_REG_MISC_ERR_MASK 0xed | |
134 | ||
135 | /* LM93 REGISTER VALUES */ | |
136 | #define LM93_MFR_ID 0x73 | |
137 | #define LM93_MFR_ID_PROTOTYPE 0x72 | |
138 | ||
c7bf71c5 GR |
139 | /* LM94 REGISTER VALUES */ |
140 | #define LM94_MFR_ID_2 0x7a | |
141 | #define LM94_MFR_ID 0x79 | |
142 | #define LM94_MFR_ID_PROTOTYPE 0x78 | |
143 | ||
e46957ed HJK |
144 | /* SMBus capabilities */ |
145 | #define LM93_SMBUS_FUNC_FULL (I2C_FUNC_SMBUS_BYTE_DATA | \ | |
146 | I2C_FUNC_SMBUS_WORD_DATA | I2C_FUNC_SMBUS_BLOCK_DATA) | |
147 | #define LM93_SMBUS_FUNC_MIN (I2C_FUNC_SMBUS_BYTE_DATA | \ | |
148 | I2C_FUNC_SMBUS_WORD_DATA) | |
149 | ||
150 | /* Addresses to scan */ | |
25e9c86d | 151 | static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END }; |
e46957ed HJK |
152 | |
153 | /* Insmod parameters */ | |
e46957ed | 154 | |
90ab5ee9 | 155 | static bool disable_block; |
e46957ed HJK |
156 | module_param(disable_block, bool, 0); |
157 | MODULE_PARM_DESC(disable_block, | |
158 | "Set to non-zero to disable SMBus block data transactions."); | |
159 | ||
90ab5ee9 | 160 | static bool init; |
e46957ed HJK |
161 | module_param(init, bool, 0); |
162 | MODULE_PARM_DESC(init, "Set to non-zero to force chip initialization."); | |
163 | ||
2804a4cf | 164 | static int vccp_limit_type[2] = {0, 0}; |
e46957ed HJK |
165 | module_param_array(vccp_limit_type, int, NULL, 0); |
166 | MODULE_PARM_DESC(vccp_limit_type, "Configures in7 and in8 limit modes."); | |
167 | ||
168 | static int vid_agtl; | |
169 | module_param(vid_agtl, int, 0); | |
170 | MODULE_PARM_DESC(vid_agtl, "Configures VID pin input thresholds."); | |
171 | ||
172 | /* Driver data */ | |
173 | static struct i2c_driver lm93_driver; | |
174 | ||
175 | /* LM93 BLOCK READ COMMANDS */ | |
176 | static const struct { u8 cmd; u8 len; } lm93_block_read_cmds[12] = { | |
177 | { 0xf2, 8 }, | |
178 | { 0xf3, 8 }, | |
179 | { 0xf4, 6 }, | |
180 | { 0xf5, 16 }, | |
181 | { 0xf6, 4 }, | |
182 | { 0xf7, 8 }, | |
183 | { 0xf8, 12 }, | |
184 | { 0xf9, 32 }, | |
185 | { 0xfa, 8 }, | |
186 | { 0xfb, 8 }, | |
187 | { 0xfc, 16 }, | |
188 | { 0xfd, 9 }, | |
189 | }; | |
190 | ||
2804a4cf GR |
191 | /* |
192 | * ALARMS: SYSCTL format described further below | |
193 | * REG: 64 bits in 8 registers, as immediately below | |
194 | */ | |
e46957ed HJK |
195 | struct block1_t { |
196 | u8 host_status_1; | |
197 | u8 host_status_2; | |
198 | u8 host_status_3; | |
199 | u8 host_status_4; | |
200 | u8 p1_prochot_status; | |
201 | u8 p2_prochot_status; | |
202 | u8 gpi_status; | |
203 | u8 fan_status; | |
204 | }; | |
205 | ||
206 | /* | |
207 | * Client-specific data | |
208 | */ | |
209 | struct lm93_data { | |
1beeffe4 | 210 | struct device *hwmon_dev; |
e46957ed HJK |
211 | |
212 | struct mutex update_lock; | |
213 | unsigned long last_updated; /* In jiffies */ | |
214 | ||
215 | /* client update function */ | |
216 | void (*update)(struct lm93_data *, struct i2c_client *); | |
217 | ||
218 | char valid; /* !=0 if following fields are valid */ | |
219 | ||
220 | /* register values, arranged by block read groups */ | |
221 | struct block1_t block1; | |
222 | ||
2804a4cf GR |
223 | /* |
224 | * temp1 - temp4: unfiltered readings | |
225 | * temp1 - temp2: filtered readings | |
226 | */ | |
e46957ed HJK |
227 | u8 block2[6]; |
228 | ||
229 | /* vin1 - vin16: readings */ | |
230 | u8 block3[16]; | |
231 | ||
232 | /* prochot1 - prochot2: readings */ | |
233 | struct { | |
234 | u8 cur; | |
235 | u8 avg; | |
236 | } block4[2]; | |
237 | ||
238 | /* fan counts 1-4 => 14-bits, LE, *left* justified */ | |
239 | u16 block5[4]; | |
240 | ||
241 | /* block6 has a lot of data we don't need */ | |
242 | struct { | |
243 | u8 min; | |
244 | u8 max; | |
f08a3487 | 245 | } temp_lim[4]; |
e46957ed HJK |
246 | |
247 | /* vin1 - vin16: low and high limits */ | |
248 | struct { | |
249 | u8 min; | |
250 | u8 max; | |
251 | } block7[16]; | |
252 | ||
253 | /* fan count limits 1-4 => same format as block5 */ | |
254 | u16 block8[4]; | |
255 | ||
256 | /* pwm control registers (2 pwms, 4 regs) */ | |
257 | u8 block9[2][4]; | |
258 | ||
259 | /* auto/pwm base temp and offset temp registers */ | |
260 | struct { | |
261 | u8 base[4]; | |
262 | u8 offset[12]; | |
263 | } block10; | |
264 | ||
265 | /* master config register */ | |
266 | u8 config; | |
267 | ||
268 | /* VID1 & VID2 => register format, 6-bits, right justified */ | |
269 | u8 vid[2]; | |
270 | ||
271 | /* prochot1 - prochot2: limits */ | |
272 | u8 prochot_max[2]; | |
273 | ||
274 | /* vccp1 & vccp2 (in7 & in8): VID relative limits (register format) */ | |
275 | u8 vccp_limits[2]; | |
276 | ||
277 | /* GPIO input state (register format, i.e. inverted) */ | |
278 | u8 gpi; | |
279 | ||
280 | /* #PROCHOT override (register format) */ | |
281 | u8 prochot_override; | |
282 | ||
283 | /* #PROCHOT intervals (register format) */ | |
284 | u8 prochot_interval; | |
285 | ||
286 | /* Fan Boost Temperatures (register format) */ | |
287 | u8 boost[4]; | |
288 | ||
289 | /* Fan Boost Hysteresis (register format) */ | |
290 | u8 boost_hyst[2]; | |
291 | ||
292 | /* Temperature Zone Min. PWM & Hysteresis (register format) */ | |
293 | u8 auto_pwm_min_hyst[2]; | |
294 | ||
295 | /* #PROCHOT & #VRDHOT PWM Ramp Control */ | |
296 | u8 pwm_ramp_ctl; | |
297 | ||
298 | /* miscellaneous setup regs */ | |
299 | u8 sfc1; | |
300 | u8 sfc2; | |
301 | u8 sf_tach_to_pwm; | |
302 | ||
2804a4cf GR |
303 | /* |
304 | * The two PWM CTL2 registers can read something other than what was | |
305 | * last written for the OVR_DC field (duty cycle override). So, we | |
306 | * save the user-commanded value here. | |
307 | */ | |
e46957ed HJK |
308 | u8 pwm_override[2]; |
309 | }; | |
310 | ||
2804a4cf GR |
311 | /* |
312 | * VID: mV | |
313 | * REG: 6-bits, right justified, *always* using Intel VRM/VRD 10 | |
314 | */ | |
e46957ed HJK |
315 | static int LM93_VID_FROM_REG(u8 reg) |
316 | { | |
317 | return vid_from_reg((reg & 0x3f), 100); | |
318 | } | |
319 | ||
320 | /* min, max, and nominal register values, per channel (u8) */ | |
321 | static const u8 lm93_vin_reg_min[16] = { | |
322 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
323 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xae, | |
324 | }; | |
325 | static const u8 lm93_vin_reg_max[16] = { | |
326 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, | |
327 | 0xff, 0xfa, 0xff, 0xff, 0xff, 0xff, 0xff, 0xd1, | |
328 | }; | |
2804a4cf GR |
329 | /* |
330 | * Values from the datasheet. They're here for documentation only. | |
331 | * static const u8 lm93_vin_reg_nom[16] = { | |
332 | * 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, | |
333 | * 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0x40, 0xc0, | |
334 | * }; | |
335 | */ | |
e46957ed HJK |
336 | |
337 | /* min, max, and nominal voltage readings, per channel (mV)*/ | |
338 | static const unsigned long lm93_vin_val_min[16] = { | |
339 | 0, 0, 0, 0, 0, 0, 0, 0, | |
340 | 0, 0, 0, 0, 0, 0, 0, 3000, | |
341 | }; | |
342 | ||
343 | static const unsigned long lm93_vin_val_max[16] = { | |
344 | 1236, 1236, 1236, 1600, 2000, 2000, 1600, 1600, | |
345 | 4400, 6500, 3333, 2625, 1312, 1312, 1236, 3600, | |
346 | }; | |
2804a4cf GR |
347 | /* |
348 | * Values from the datasheet. They're here for documentation only. | |
349 | * static const unsigned long lm93_vin_val_nom[16] = { | |
350 | * 927, 927, 927, 1200, 1500, 1500, 1200, 1200, | |
351 | * 3300, 5000, 2500, 1969, 984, 984, 309, 3300, | |
352 | * }; | |
353 | */ | |
e46957ed HJK |
354 | |
355 | static unsigned LM93_IN_FROM_REG(int nr, u8 reg) | |
356 | { | |
357 | const long uV_max = lm93_vin_val_max[nr] * 1000; | |
358 | const long uV_min = lm93_vin_val_min[nr] * 1000; | |
359 | ||
360 | const long slope = (uV_max - uV_min) / | |
361 | (lm93_vin_reg_max[nr] - lm93_vin_reg_min[nr]); | |
362 | const long intercept = uV_min - slope * lm93_vin_reg_min[nr]; | |
363 | ||
364 | return (slope * reg + intercept + 500) / 1000; | |
365 | } | |
366 | ||
2804a4cf GR |
367 | /* |
368 | * IN: mV, limits determined by channel nr | |
369 | * REG: scaling determined by channel nr | |
370 | */ | |
e46957ed HJK |
371 | static u8 LM93_IN_TO_REG(int nr, unsigned val) |
372 | { | |
373 | /* range limit */ | |
374 | const long mV = SENSORS_LIMIT(val, | |
375 | lm93_vin_val_min[nr], lm93_vin_val_max[nr]); | |
376 | ||
377 | /* try not to lose too much precision here */ | |
378 | const long uV = mV * 1000; | |
379 | const long uV_max = lm93_vin_val_max[nr] * 1000; | |
380 | const long uV_min = lm93_vin_val_min[nr] * 1000; | |
381 | ||
382 | /* convert */ | |
383 | const long slope = (uV_max - uV_min) / | |
384 | (lm93_vin_reg_max[nr] - lm93_vin_reg_min[nr]); | |
385 | const long intercept = uV_min - slope * lm93_vin_reg_min[nr]; | |
386 | ||
387 | u8 result = ((uV - intercept + (slope/2)) / slope); | |
388 | result = SENSORS_LIMIT(result, | |
389 | lm93_vin_reg_min[nr], lm93_vin_reg_max[nr]); | |
390 | return result; | |
391 | } | |
392 | ||
393 | /* vid in mV, upper == 0 indicates low limit, otherwise upper limit */ | |
394 | static unsigned LM93_IN_REL_FROM_REG(u8 reg, int upper, int vid) | |
395 | { | |
396 | const long uV_offset = upper ? (((reg >> 4 & 0x0f) + 1) * 12500) : | |
397 | (((reg >> 0 & 0x0f) + 1) * -25000); | |
398 | const long uV_vid = vid * 1000; | |
399 | return (uV_vid + uV_offset + 5000) / 10000; | |
400 | } | |
401 | ||
2804a4cf GR |
402 | #define LM93_IN_MIN_FROM_REG(reg, vid) LM93_IN_REL_FROM_REG((reg), 0, (vid)) |
403 | #define LM93_IN_MAX_FROM_REG(reg, vid) LM93_IN_REL_FROM_REG((reg), 1, (vid)) | |
e46957ed | 404 | |
2804a4cf GR |
405 | /* |
406 | * vid in mV , upper == 0 indicates low limit, otherwise upper limit | |
407 | * upper also determines which nibble of the register is returned | |
408 | * (the other nibble will be 0x0) | |
409 | */ | |
e46957ed HJK |
410 | static u8 LM93_IN_REL_TO_REG(unsigned val, int upper, int vid) |
411 | { | |
412 | long uV_offset = vid * 1000 - val * 10000; | |
413 | if (upper) { | |
414 | uV_offset = SENSORS_LIMIT(uV_offset, 12500, 200000); | |
415 | return (u8)((uV_offset / 12500 - 1) << 4); | |
416 | } else { | |
417 | uV_offset = SENSORS_LIMIT(uV_offset, -400000, -25000); | |
418 | return (u8)((uV_offset / -25000 - 1) << 0); | |
419 | } | |
420 | } | |
421 | ||
2804a4cf GR |
422 | /* |
423 | * TEMP: 1/1000 degrees C (-128C to +127C) | |
424 | * REG: 1C/bit, two's complement | |
425 | */ | |
e46957ed HJK |
426 | static int LM93_TEMP_FROM_REG(u8 reg) |
427 | { | |
428 | return (s8)reg * 1000; | |
429 | } | |
430 | ||
431 | #define LM93_TEMP_MIN (-128000) | |
2804a4cf | 432 | #define LM93_TEMP_MAX (127000) |
e46957ed | 433 | |
2804a4cf GR |
434 | /* |
435 | * TEMP: 1/1000 degrees C (-128C to +127C) | |
436 | * REG: 1C/bit, two's complement | |
437 | */ | |
5bfedac0 | 438 | static u8 LM93_TEMP_TO_REG(long temp) |
e46957ed HJK |
439 | { |
440 | int ntemp = SENSORS_LIMIT(temp, LM93_TEMP_MIN, LM93_TEMP_MAX); | |
2804a4cf | 441 | ntemp += (ntemp < 0 ? -500 : 500); |
e46957ed HJK |
442 | return (u8)(ntemp / 1000); |
443 | } | |
444 | ||
445 | /* Determine 4-bit temperature offset resolution */ | |
446 | static int LM93_TEMP_OFFSET_MODE_FROM_REG(u8 sfc2, int nr) | |
447 | { | |
448 | /* mode: 0 => 1C/bit, nonzero => 0.5C/bit */ | |
449 | return sfc2 & (nr < 2 ? 0x10 : 0x20); | |
450 | } | |
451 | ||
2804a4cf GR |
452 | /* |
453 | * This function is common to all 4-bit temperature offsets | |
454 | * reg is 4 bits right justified | |
455 | * mode 0 => 1C/bit, mode !0 => 0.5C/bit | |
456 | */ | |
e46957ed HJK |
457 | static int LM93_TEMP_OFFSET_FROM_REG(u8 reg, int mode) |
458 | { | |
459 | return (reg & 0x0f) * (mode ? 5 : 10); | |
460 | } | |
461 | ||
2804a4cf | 462 | #define LM93_TEMP_OFFSET_MIN (0) |
e46957ed | 463 | #define LM93_TEMP_OFFSET_MAX0 (150) |
2804a4cf | 464 | #define LM93_TEMP_OFFSET_MAX1 (75) |
e46957ed | 465 | |
2804a4cf GR |
466 | /* |
467 | * This function is common to all 4-bit temperature offsets | |
468 | * returns 4 bits right justified | |
469 | * mode 0 => 1C/bit, mode !0 => 0.5C/bit | |
470 | */ | |
e46957ed HJK |
471 | static u8 LM93_TEMP_OFFSET_TO_REG(int off, int mode) |
472 | { | |
473 | int factor = mode ? 5 : 10; | |
474 | ||
475 | off = SENSORS_LIMIT(off, LM93_TEMP_OFFSET_MIN, | |
476 | mode ? LM93_TEMP_OFFSET_MAX1 : LM93_TEMP_OFFSET_MAX0); | |
477 | return (u8)((off + factor/2) / factor); | |
478 | } | |
479 | ||
480 | /* 0 <= nr <= 3 */ | |
481 | static int LM93_TEMP_AUTO_OFFSET_FROM_REG(u8 reg, int nr, int mode) | |
482 | { | |
483 | /* temp1-temp2 (nr=0,1) use lower nibble */ | |
484 | if (nr < 2) | |
485 | return LM93_TEMP_OFFSET_FROM_REG(reg & 0x0f, mode); | |
486 | ||
487 | /* temp3-temp4 (nr=2,3) use upper nibble */ | |
488 | else | |
489 | return LM93_TEMP_OFFSET_FROM_REG(reg >> 4 & 0x0f, mode); | |
490 | } | |
491 | ||
2804a4cf GR |
492 | /* |
493 | * TEMP: 1/10 degrees C (0C to +15C (mode 0) or +7.5C (mode non-zero)) | |
494 | * REG: 1.0C/bit (mode 0) or 0.5C/bit (mode non-zero) | |
495 | * 0 <= nr <= 3 | |
496 | */ | |
e46957ed HJK |
497 | static u8 LM93_TEMP_AUTO_OFFSET_TO_REG(u8 old, int off, int nr, int mode) |
498 | { | |
499 | u8 new = LM93_TEMP_OFFSET_TO_REG(off, mode); | |
500 | ||
501 | /* temp1-temp2 (nr=0,1) use lower nibble */ | |
502 | if (nr < 2) | |
503 | return (old & 0xf0) | (new & 0x0f); | |
504 | ||
505 | /* temp3-temp4 (nr=2,3) use upper nibble */ | |
506 | else | |
507 | return (new << 4 & 0xf0) | (old & 0x0f); | |
508 | } | |
509 | ||
510 | static int LM93_AUTO_BOOST_HYST_FROM_REGS(struct lm93_data *data, int nr, | |
511 | int mode) | |
512 | { | |
513 | u8 reg; | |
514 | ||
515 | switch (nr) { | |
516 | case 0: | |
517 | reg = data->boost_hyst[0] & 0x0f; | |
518 | break; | |
519 | case 1: | |
520 | reg = data->boost_hyst[0] >> 4 & 0x0f; | |
521 | break; | |
522 | case 2: | |
523 | reg = data->boost_hyst[1] & 0x0f; | |
524 | break; | |
525 | case 3: | |
526 | default: | |
527 | reg = data->boost_hyst[1] >> 4 & 0x0f; | |
528 | break; | |
529 | } | |
530 | ||
531 | return LM93_TEMP_FROM_REG(data->boost[nr]) - | |
532 | LM93_TEMP_OFFSET_FROM_REG(reg, mode); | |
533 | } | |
534 | ||
535 | static u8 LM93_AUTO_BOOST_HYST_TO_REG(struct lm93_data *data, long hyst, | |
536 | int nr, int mode) | |
537 | { | |
538 | u8 reg = LM93_TEMP_OFFSET_TO_REG( | |
539 | (LM93_TEMP_FROM_REG(data->boost[nr]) - hyst), mode); | |
540 | ||
541 | switch (nr) { | |
542 | case 0: | |
543 | reg = (data->boost_hyst[0] & 0xf0) | (reg & 0x0f); | |
544 | break; | |
545 | case 1: | |
546 | reg = (reg << 4 & 0xf0) | (data->boost_hyst[0] & 0x0f); | |
547 | break; | |
548 | case 2: | |
549 | reg = (data->boost_hyst[1] & 0xf0) | (reg & 0x0f); | |
550 | break; | |
551 | case 3: | |
552 | default: | |
553 | reg = (reg << 4 & 0xf0) | (data->boost_hyst[1] & 0x0f); | |
554 | break; | |
555 | } | |
556 | ||
557 | return reg; | |
558 | } | |
559 | ||
2804a4cf GR |
560 | /* |
561 | * PWM: 0-255 per sensors documentation | |
562 | * REG: 0-13 as mapped below... right justified | |
563 | */ | |
564 | enum pwm_freq { LM93_PWM_MAP_HI_FREQ, LM93_PWM_MAP_LO_FREQ }; | |
565 | ||
e46957ed HJK |
566 | static int lm93_pwm_map[2][16] = { |
567 | { | |
568 | 0x00, /* 0.00% */ 0x40, /* 25.00% */ | |
569 | 0x50, /* 31.25% */ 0x60, /* 37.50% */ | |
570 | 0x70, /* 43.75% */ 0x80, /* 50.00% */ | |
571 | 0x90, /* 56.25% */ 0xa0, /* 62.50% */ | |
572 | 0xb0, /* 68.75% */ 0xc0, /* 75.00% */ | |
573 | 0xd0, /* 81.25% */ 0xe0, /* 87.50% */ | |
574 | 0xf0, /* 93.75% */ 0xff, /* 100.00% */ | |
575 | 0xff, 0xff, /* 14, 15 are reserved and should never occur */ | |
576 | }, | |
577 | { | |
578 | 0x00, /* 0.00% */ 0x40, /* 25.00% */ | |
579 | 0x49, /* 28.57% */ 0x52, /* 32.14% */ | |
580 | 0x5b, /* 35.71% */ 0x64, /* 39.29% */ | |
581 | 0x6d, /* 42.86% */ 0x76, /* 46.43% */ | |
582 | 0x80, /* 50.00% */ 0x89, /* 53.57% */ | |
583 | 0x92, /* 57.14% */ 0xb6, /* 71.43% */ | |
584 | 0xdb, /* 85.71% */ 0xff, /* 100.00% */ | |
585 | 0xff, 0xff, /* 14, 15 are reserved and should never occur */ | |
586 | }, | |
587 | }; | |
588 | ||
2804a4cf | 589 | static int LM93_PWM_FROM_REG(u8 reg, enum pwm_freq freq) |
e46957ed HJK |
590 | { |
591 | return lm93_pwm_map[freq][reg & 0x0f]; | |
592 | } | |
593 | ||
594 | /* round up to nearest match */ | |
2804a4cf | 595 | static u8 LM93_PWM_TO_REG(int pwm, enum pwm_freq freq) |
e46957ed HJK |
596 | { |
597 | int i; | |
598 | for (i = 0; i < 13; i++) | |
599 | if (pwm <= lm93_pwm_map[freq][i]) | |
600 | break; | |
601 | ||
602 | /* can fall through with i==13 */ | |
603 | return (u8)i; | |
604 | } | |
605 | ||
606 | static int LM93_FAN_FROM_REG(u16 regs) | |
607 | { | |
608 | const u16 count = le16_to_cpu(regs) >> 2; | |
2804a4cf | 609 | return count == 0 ? -1 : count == 0x3fff ? 0 : 1350000 / count; |
e46957ed HJK |
610 | } |
611 | ||
612 | /* | |
613 | * RPM: (82.5 to 1350000) | |
614 | * REG: 14-bits, LE, *left* justified | |
615 | */ | |
616 | static u16 LM93_FAN_TO_REG(long rpm) | |
617 | { | |
618 | u16 count, regs; | |
619 | ||
620 | if (rpm == 0) { | |
621 | count = 0x3fff; | |
622 | } else { | |
623 | rpm = SENSORS_LIMIT(rpm, 1, 1000000); | |
624 | count = SENSORS_LIMIT((1350000 + rpm) / rpm, 1, 0x3ffe); | |
625 | } | |
626 | ||
627 | regs = count << 2; | |
628 | return cpu_to_le16(regs); | |
629 | } | |
630 | ||
2804a4cf GR |
631 | /* |
632 | * PWM FREQ: HZ | |
633 | * REG: 0-7 as mapped below | |
634 | */ | |
e46957ed HJK |
635 | static int lm93_pwm_freq_map[8] = { |
636 | 22500, 96, 84, 72, 60, 48, 36, 12 | |
637 | }; | |
638 | ||
639 | static int LM93_PWM_FREQ_FROM_REG(u8 reg) | |
640 | { | |
641 | return lm93_pwm_freq_map[reg & 0x07]; | |
642 | } | |
643 | ||
644 | /* round up to nearest match */ | |
645 | static u8 LM93_PWM_FREQ_TO_REG(int freq) | |
646 | { | |
647 | int i; | |
648 | for (i = 7; i > 0; i--) | |
649 | if (freq <= lm93_pwm_freq_map[i]) | |
650 | break; | |
651 | ||
652 | /* can fall through with i==0 */ | |
653 | return (u8)i; | |
654 | } | |
655 | ||
2804a4cf GR |
656 | /* |
657 | * TIME: 1/100 seconds | |
658 | * REG: 0-7 as mapped below | |
659 | */ | |
e46957ed HJK |
660 | static int lm93_spinup_time_map[8] = { |
661 | 0, 10, 25, 40, 70, 100, 200, 400, | |
662 | }; | |
663 | ||
664 | static int LM93_SPINUP_TIME_FROM_REG(u8 reg) | |
665 | { | |
666 | return lm93_spinup_time_map[reg >> 5 & 0x07]; | |
667 | } | |
668 | ||
669 | /* round up to nearest match */ | |
670 | static u8 LM93_SPINUP_TIME_TO_REG(int time) | |
671 | { | |
672 | int i; | |
673 | for (i = 0; i < 7; i++) | |
674 | if (time <= lm93_spinup_time_map[i]) | |
675 | break; | |
676 | ||
677 | /* can fall through with i==8 */ | |
678 | return (u8)i; | |
679 | } | |
680 | ||
681 | #define LM93_RAMP_MIN 0 | |
682 | #define LM93_RAMP_MAX 75 | |
683 | ||
684 | static int LM93_RAMP_FROM_REG(u8 reg) | |
685 | { | |
686 | return (reg & 0x0f) * 5; | |
687 | } | |
688 | ||
2804a4cf GR |
689 | /* |
690 | * RAMP: 1/100 seconds | |
691 | * REG: 50mS/bit 4-bits right justified | |
692 | */ | |
e46957ed HJK |
693 | static u8 LM93_RAMP_TO_REG(int ramp) |
694 | { | |
695 | ramp = SENSORS_LIMIT(ramp, LM93_RAMP_MIN, LM93_RAMP_MAX); | |
696 | return (u8)((ramp + 2) / 5); | |
697 | } | |
698 | ||
2804a4cf GR |
699 | /* |
700 | * PROCHOT: 0-255, 0 => 0%, 255 => > 96.6% | |
701 | * REG: (same) | |
702 | */ | |
e46957ed HJK |
703 | static u8 LM93_PROCHOT_TO_REG(long prochot) |
704 | { | |
705 | prochot = SENSORS_LIMIT(prochot, 0, 255); | |
706 | return (u8)prochot; | |
707 | } | |
708 | ||
2804a4cf GR |
709 | /* |
710 | * PROCHOT-INTERVAL: 73 - 37200 (1/100 seconds) | |
711 | * REG: 0-9 as mapped below | |
712 | */ | |
e46957ed HJK |
713 | static int lm93_interval_map[10] = { |
714 | 73, 146, 290, 580, 1170, 2330, 4660, 9320, 18600, 37200, | |
715 | }; | |
716 | ||
717 | static int LM93_INTERVAL_FROM_REG(u8 reg) | |
718 | { | |
719 | return lm93_interval_map[reg & 0x0f]; | |
720 | } | |
721 | ||
722 | /* round up to nearest match */ | |
723 | static u8 LM93_INTERVAL_TO_REG(long interval) | |
724 | { | |
725 | int i; | |
726 | for (i = 0; i < 9; i++) | |
727 | if (interval <= lm93_interval_map[i]) | |
728 | break; | |
729 | ||
730 | /* can fall through with i==9 */ | |
731 | return (u8)i; | |
732 | } | |
733 | ||
2804a4cf GR |
734 | /* |
735 | * GPIO: 0-255, GPIO0 is LSB | |
736 | * REG: inverted | |
737 | */ | |
e46957ed HJK |
738 | static unsigned LM93_GPI_FROM_REG(u8 reg) |
739 | { | |
740 | return ~reg & 0xff; | |
741 | } | |
742 | ||
2804a4cf GR |
743 | /* |
744 | * alarm bitmask definitions | |
745 | * The LM93 has nearly 64 bits of error status... I've pared that down to | |
746 | * what I think is a useful subset in order to fit it into 32 bits. | |
747 | * | |
748 | * Especially note that the #VRD_HOT alarms are missing because we provide | |
749 | * that information as values in another sysfs file. | |
750 | * | |
751 | * If libsensors is extended to support 64 bit values, this could be revisited. | |
752 | */ | |
e46957ed HJK |
753 | #define LM93_ALARM_IN1 0x00000001 |
754 | #define LM93_ALARM_IN2 0x00000002 | |
755 | #define LM93_ALARM_IN3 0x00000004 | |
756 | #define LM93_ALARM_IN4 0x00000008 | |
757 | #define LM93_ALARM_IN5 0x00000010 | |
758 | #define LM93_ALARM_IN6 0x00000020 | |
759 | #define LM93_ALARM_IN7 0x00000040 | |
760 | #define LM93_ALARM_IN8 0x00000080 | |
761 | #define LM93_ALARM_IN9 0x00000100 | |
762 | #define LM93_ALARM_IN10 0x00000200 | |
763 | #define LM93_ALARM_IN11 0x00000400 | |
764 | #define LM93_ALARM_IN12 0x00000800 | |
765 | #define LM93_ALARM_IN13 0x00001000 | |
766 | #define LM93_ALARM_IN14 0x00002000 | |
767 | #define LM93_ALARM_IN15 0x00004000 | |
768 | #define LM93_ALARM_IN16 0x00008000 | |
769 | #define LM93_ALARM_FAN1 0x00010000 | |
770 | #define LM93_ALARM_FAN2 0x00020000 | |
771 | #define LM93_ALARM_FAN3 0x00040000 | |
772 | #define LM93_ALARM_FAN4 0x00080000 | |
773 | #define LM93_ALARM_PH1_ERR 0x00100000 | |
774 | #define LM93_ALARM_PH2_ERR 0x00200000 | |
775 | #define LM93_ALARM_SCSI1_ERR 0x00400000 | |
776 | #define LM93_ALARM_SCSI2_ERR 0x00800000 | |
777 | #define LM93_ALARM_DVDDP1_ERR 0x01000000 | |
778 | #define LM93_ALARM_DVDDP2_ERR 0x02000000 | |
779 | #define LM93_ALARM_D1_ERR 0x04000000 | |
780 | #define LM93_ALARM_D2_ERR 0x08000000 | |
781 | #define LM93_ALARM_TEMP1 0x10000000 | |
782 | #define LM93_ALARM_TEMP2 0x20000000 | |
783 | #define LM93_ALARM_TEMP3 0x40000000 | |
784 | ||
785 | static unsigned LM93_ALARMS_FROM_REG(struct block1_t b1) | |
786 | { | |
787 | unsigned result; | |
788 | result = b1.host_status_2 & 0x3f; | |
789 | ||
790 | if (vccp_limit_type[0]) | |
791 | result |= (b1.host_status_4 & 0x10) << 2; | |
792 | else | |
793 | result |= b1.host_status_2 & 0x40; | |
794 | ||
795 | if (vccp_limit_type[1]) | |
796 | result |= (b1.host_status_4 & 0x20) << 2; | |
797 | else | |
798 | result |= b1.host_status_2 & 0x80; | |
799 | ||
800 | result |= b1.host_status_3 << 8; | |
801 | result |= (b1.fan_status & 0x0f) << 16; | |
802 | result |= (b1.p1_prochot_status & 0x80) << 13; | |
803 | result |= (b1.p2_prochot_status & 0x80) << 14; | |
804 | result |= (b1.host_status_4 & 0xfc) << 20; | |
805 | result |= (b1.host_status_1 & 0x07) << 28; | |
806 | return result; | |
807 | } | |
808 | ||
809 | #define MAX_RETRIES 5 | |
810 | ||
811 | static u8 lm93_read_byte(struct i2c_client *client, u8 reg) | |
812 | { | |
813 | int value, i; | |
814 | ||
815 | /* retry in case of read errors */ | |
2804a4cf GR |
816 | for (i = 1; i <= MAX_RETRIES; i++) { |
817 | value = i2c_smbus_read_byte_data(client, reg); | |
818 | if (value >= 0) { | |
e46957ed HJK |
819 | return value; |
820 | } else { | |
2804a4cf | 821 | dev_warn(&client->dev, "lm93: read byte data failed, " |
e46957ed HJK |
822 | "address 0x%02x.\n", reg); |
823 | mdelay(i + 3); | |
824 | } | |
825 | ||
826 | } | |
827 | ||
828 | /* <TODO> what to return in case of error? */ | |
2804a4cf | 829 | dev_err(&client->dev, "lm93: All read byte retries failed!!\n"); |
e46957ed HJK |
830 | return 0; |
831 | } | |
832 | ||
833 | static int lm93_write_byte(struct i2c_client *client, u8 reg, u8 value) | |
834 | { | |
835 | int result; | |
836 | ||
837 | /* <TODO> how to handle write errors? */ | |
838 | result = i2c_smbus_write_byte_data(client, reg, value); | |
839 | ||
840 | if (result < 0) | |
2804a4cf | 841 | dev_warn(&client->dev, "lm93: write byte data failed, " |
e46957ed HJK |
842 | "0x%02x at address 0x%02x.\n", value, reg); |
843 | ||
844 | return result; | |
845 | } | |
846 | ||
847 | static u16 lm93_read_word(struct i2c_client *client, u8 reg) | |
848 | { | |
849 | int value, i; | |
850 | ||
851 | /* retry in case of read errors */ | |
2804a4cf GR |
852 | for (i = 1; i <= MAX_RETRIES; i++) { |
853 | value = i2c_smbus_read_word_data(client, reg); | |
854 | if (value >= 0) { | |
e46957ed HJK |
855 | return value; |
856 | } else { | |
2804a4cf | 857 | dev_warn(&client->dev, "lm93: read word data failed, " |
e46957ed HJK |
858 | "address 0x%02x.\n", reg); |
859 | mdelay(i + 3); | |
860 | } | |
861 | ||
862 | } | |
863 | ||
864 | /* <TODO> what to return in case of error? */ | |
2804a4cf | 865 | dev_err(&client->dev, "lm93: All read word retries failed!!\n"); |
e46957ed HJK |
866 | return 0; |
867 | } | |
868 | ||
869 | static int lm93_write_word(struct i2c_client *client, u8 reg, u16 value) | |
870 | { | |
871 | int result; | |
872 | ||
873 | /* <TODO> how to handle write errors? */ | |
874 | result = i2c_smbus_write_word_data(client, reg, value); | |
875 | ||
876 | if (result < 0) | |
2804a4cf | 877 | dev_warn(&client->dev, "lm93: write word data failed, " |
e46957ed HJK |
878 | "0x%04x at address 0x%02x.\n", value, reg); |
879 | ||
880 | return result; | |
881 | } | |
882 | ||
883 | static u8 lm93_block_buffer[I2C_SMBUS_BLOCK_MAX]; | |
884 | ||
885 | /* | |
2804a4cf GR |
886 | * read block data into values, retry if not expected length |
887 | * fbn => index to lm93_block_read_cmds table | |
888 | * (Fixed Block Number - section 14.5.2 of LM93 datasheet) | |
889 | */ | |
e46957ed HJK |
890 | static void lm93_read_block(struct i2c_client *client, u8 fbn, u8 *values) |
891 | { | |
2804a4cf | 892 | int i, result = 0; |
e46957ed HJK |
893 | |
894 | for (i = 1; i <= MAX_RETRIES; i++) { | |
895 | result = i2c_smbus_read_block_data(client, | |
896 | lm93_block_read_cmds[fbn].cmd, lm93_block_buffer); | |
897 | ||
898 | if (result == lm93_block_read_cmds[fbn].len) { | |
899 | break; | |
900 | } else { | |
2804a4cf | 901 | dev_warn(&client->dev, "lm93: block read data failed, " |
e46957ed HJK |
902 | "command 0x%02x.\n", |
903 | lm93_block_read_cmds[fbn].cmd); | |
904 | mdelay(i + 3); | |
905 | } | |
906 | } | |
907 | ||
908 | if (result == lm93_block_read_cmds[fbn].len) { | |
2804a4cf GR |
909 | memcpy(values, lm93_block_buffer, |
910 | lm93_block_read_cmds[fbn].len); | |
e46957ed HJK |
911 | } else { |
912 | /* <TODO> what to do in case of error? */ | |
913 | } | |
914 | } | |
915 | ||
916 | static struct lm93_data *lm93_update_device(struct device *dev) | |
917 | { | |
918 | struct i2c_client *client = to_i2c_client(dev); | |
919 | struct lm93_data *data = i2c_get_clientdata(client); | |
920 | const unsigned long interval = HZ + (HZ / 2); | |
921 | ||
922 | mutex_lock(&data->update_lock); | |
923 | ||
924 | if (time_after(jiffies, data->last_updated + interval) || | |
925 | !data->valid) { | |
926 | ||
927 | data->update(data, client); | |
928 | data->last_updated = jiffies; | |
929 | data->valid = 1; | |
930 | } | |
931 | ||
932 | mutex_unlock(&data->update_lock); | |
933 | return data; | |
934 | } | |
935 | ||
936 | /* update routine for data that has no corresponding SMBus block command */ | |
937 | static void lm93_update_client_common(struct lm93_data *data, | |
938 | struct i2c_client *client) | |
939 | { | |
940 | int i; | |
941 | u8 *ptr; | |
942 | ||
943 | /* temp1 - temp4: limits */ | |
944 | for (i = 0; i < 4; i++) { | |
945 | data->temp_lim[i].min = | |
946 | lm93_read_byte(client, LM93_REG_TEMP_MIN(i)); | |
947 | data->temp_lim[i].max = | |
948 | lm93_read_byte(client, LM93_REG_TEMP_MAX(i)); | |
949 | } | |
950 | ||
951 | /* config register */ | |
952 | data->config = lm93_read_byte(client, LM93_REG_CONFIG); | |
953 | ||
954 | /* vid1 - vid2: values */ | |
955 | for (i = 0; i < 2; i++) | |
956 | data->vid[i] = lm93_read_byte(client, LM93_REG_VID(i)); | |
957 | ||
958 | /* prochot1 - prochot2: limits */ | |
959 | for (i = 0; i < 2; i++) | |
960 | data->prochot_max[i] = lm93_read_byte(client, | |
961 | LM93_REG_PROCHOT_MAX(i)); | |
962 | ||
963 | /* vccp1 - vccp2: VID relative limits */ | |
964 | for (i = 0; i < 2; i++) | |
965 | data->vccp_limits[i] = lm93_read_byte(client, | |
966 | LM93_REG_VCCP_LIMIT_OFF(i)); | |
967 | ||
968 | /* GPIO input state */ | |
969 | data->gpi = lm93_read_byte(client, LM93_REG_GPI); | |
970 | ||
971 | /* #PROCHOT override state */ | |
972 | data->prochot_override = lm93_read_byte(client, | |
973 | LM93_REG_PROCHOT_OVERRIDE); | |
974 | ||
975 | /* #PROCHOT intervals */ | |
976 | data->prochot_interval = lm93_read_byte(client, | |
977 | LM93_REG_PROCHOT_INTERVAL); | |
978 | ||
af901ca1 | 979 | /* Fan Boost Temperature registers */ |
e46957ed HJK |
980 | for (i = 0; i < 4; i++) |
981 | data->boost[i] = lm93_read_byte(client, LM93_REG_BOOST(i)); | |
982 | ||
983 | /* Fan Boost Temperature Hyst. registers */ | |
984 | data->boost_hyst[0] = lm93_read_byte(client, LM93_REG_BOOST_HYST_12); | |
985 | data->boost_hyst[1] = lm93_read_byte(client, LM93_REG_BOOST_HYST_34); | |
986 | ||
987 | /* Temperature Zone Min. PWM & Hysteresis registers */ | |
988 | data->auto_pwm_min_hyst[0] = | |
989 | lm93_read_byte(client, LM93_REG_PWM_MIN_HYST_12); | |
990 | data->auto_pwm_min_hyst[1] = | |
991 | lm93_read_byte(client, LM93_REG_PWM_MIN_HYST_34); | |
992 | ||
993 | /* #PROCHOT & #VRDHOT PWM Ramp Control register */ | |
994 | data->pwm_ramp_ctl = lm93_read_byte(client, LM93_REG_PWM_RAMP_CTL); | |
995 | ||
996 | /* misc setup registers */ | |
997 | data->sfc1 = lm93_read_byte(client, LM93_REG_SFC1); | |
998 | data->sfc2 = lm93_read_byte(client, LM93_REG_SFC2); | |
999 | data->sf_tach_to_pwm = lm93_read_byte(client, | |
1000 | LM93_REG_SF_TACH_TO_PWM); | |
1001 | ||
1002 | /* write back alarm values to clear */ | |
1003 | for (i = 0, ptr = (u8 *)(&data->block1); i < 8; i++) | |
1004 | lm93_write_byte(client, LM93_REG_HOST_ERROR_1 + i, *(ptr + i)); | |
1005 | } | |
1006 | ||
1007 | /* update routine which uses SMBus block data commands */ | |
1008 | static void lm93_update_client_full(struct lm93_data *data, | |
1009 | struct i2c_client *client) | |
1010 | { | |
2804a4cf | 1011 | dev_dbg(&client->dev, "starting device update (block data enabled)\n"); |
e46957ed HJK |
1012 | |
1013 | /* in1 - in16: values & limits */ | |
1014 | lm93_read_block(client, 3, (u8 *)(data->block3)); | |
1015 | lm93_read_block(client, 7, (u8 *)(data->block7)); | |
1016 | ||
1017 | /* temp1 - temp4: values */ | |
1018 | lm93_read_block(client, 2, (u8 *)(data->block2)); | |
1019 | ||
1020 | /* prochot1 - prochot2: values */ | |
1021 | lm93_read_block(client, 4, (u8 *)(data->block4)); | |
1022 | ||
1023 | /* fan1 - fan4: values & limits */ | |
1024 | lm93_read_block(client, 5, (u8 *)(data->block5)); | |
1025 | lm93_read_block(client, 8, (u8 *)(data->block8)); | |
1026 | ||
1027 | /* pmw control registers */ | |
1028 | lm93_read_block(client, 9, (u8 *)(data->block9)); | |
1029 | ||
1030 | /* alarm values */ | |
1031 | lm93_read_block(client, 1, (u8 *)(&data->block1)); | |
1032 | ||
1033 | /* auto/pwm registers */ | |
1034 | lm93_read_block(client, 10, (u8 *)(&data->block10)); | |
1035 | ||
1036 | lm93_update_client_common(data, client); | |
1037 | } | |
1038 | ||
1039 | /* update routine which uses SMBus byte/word data commands only */ | |
1040 | static void lm93_update_client_min(struct lm93_data *data, | |
1041 | struct i2c_client *client) | |
1042 | { | |
2804a4cf | 1043 | int i, j; |
e46957ed HJK |
1044 | u8 *ptr; |
1045 | ||
2804a4cf | 1046 | dev_dbg(&client->dev, "starting device update (block data disabled)\n"); |
e46957ed HJK |
1047 | |
1048 | /* in1 - in16: values & limits */ | |
1049 | for (i = 0; i < 16; i++) { | |
1050 | data->block3[i] = | |
1051 | lm93_read_byte(client, LM93_REG_IN(i)); | |
1052 | data->block7[i].min = | |
1053 | lm93_read_byte(client, LM93_REG_IN_MIN(i)); | |
1054 | data->block7[i].max = | |
1055 | lm93_read_byte(client, LM93_REG_IN_MAX(i)); | |
1056 | } | |
1057 | ||
1058 | /* temp1 - temp4: values */ | |
1059 | for (i = 0; i < 4; i++) { | |
1060 | data->block2[i] = | |
1061 | lm93_read_byte(client, LM93_REG_TEMP(i)); | |
1062 | } | |
1063 | ||
1064 | /* prochot1 - prochot2: values */ | |
1065 | for (i = 0; i < 2; i++) { | |
1066 | data->block4[i].cur = | |
1067 | lm93_read_byte(client, LM93_REG_PROCHOT_CUR(i)); | |
1068 | data->block4[i].avg = | |
1069 | lm93_read_byte(client, LM93_REG_PROCHOT_AVG(i)); | |
1070 | } | |
1071 | ||
1072 | /* fan1 - fan4: values & limits */ | |
1073 | for (i = 0; i < 4; i++) { | |
1074 | data->block5[i] = | |
1075 | lm93_read_word(client, LM93_REG_FAN(i)); | |
1076 | data->block8[i] = | |
1077 | lm93_read_word(client, LM93_REG_FAN_MIN(i)); | |
1078 | } | |
1079 | ||
1080 | /* pwm control registers */ | |
1081 | for (i = 0; i < 2; i++) { | |
1082 | for (j = 0; j < 4; j++) { | |
1083 | data->block9[i][j] = | |
2804a4cf | 1084 | lm93_read_byte(client, LM93_REG_PWM_CTL(i, j)); |
e46957ed HJK |
1085 | } |
1086 | } | |
1087 | ||
1088 | /* alarm values */ | |
1089 | for (i = 0, ptr = (u8 *)(&data->block1); i < 8; i++) { | |
1090 | *(ptr + i) = | |
1091 | lm93_read_byte(client, LM93_REG_HOST_ERROR_1 + i); | |
1092 | } | |
1093 | ||
1094 | /* auto/pwm (base temp) registers */ | |
1095 | for (i = 0; i < 4; i++) { | |
1096 | data->block10.base[i] = | |
1097 | lm93_read_byte(client, LM93_REG_TEMP_BASE(i)); | |
1098 | } | |
1099 | ||
1100 | /* auto/pwm (offset temp) registers */ | |
1101 | for (i = 0; i < 12; i++) { | |
1102 | data->block10.offset[i] = | |
1103 | lm93_read_byte(client, LM93_REG_TEMP_OFFSET(i)); | |
1104 | } | |
1105 | ||
1106 | lm93_update_client_common(data, client); | |
1107 | } | |
1108 | ||
1109 | /* following are the sysfs callback functions */ | |
1110 | static ssize_t show_in(struct device *dev, struct device_attribute *attr, | |
1111 | char *buf) | |
1112 | { | |
1113 | int nr = (to_sensor_dev_attr(attr))->index; | |
1114 | ||
1115 | struct lm93_data *data = lm93_update_device(dev); | |
1116 | return sprintf(buf, "%d\n", LM93_IN_FROM_REG(nr, data->block3[nr])); | |
1117 | } | |
1118 | ||
1119 | static SENSOR_DEVICE_ATTR(in1_input, S_IRUGO, show_in, NULL, 0); | |
1120 | static SENSOR_DEVICE_ATTR(in2_input, S_IRUGO, show_in, NULL, 1); | |
1121 | static SENSOR_DEVICE_ATTR(in3_input, S_IRUGO, show_in, NULL, 2); | |
1122 | static SENSOR_DEVICE_ATTR(in4_input, S_IRUGO, show_in, NULL, 3); | |
1123 | static SENSOR_DEVICE_ATTR(in5_input, S_IRUGO, show_in, NULL, 4); | |
1124 | static SENSOR_DEVICE_ATTR(in6_input, S_IRUGO, show_in, NULL, 5); | |
1125 | static SENSOR_DEVICE_ATTR(in7_input, S_IRUGO, show_in, NULL, 6); | |
1126 | static SENSOR_DEVICE_ATTR(in8_input, S_IRUGO, show_in, NULL, 7); | |
1127 | static SENSOR_DEVICE_ATTR(in9_input, S_IRUGO, show_in, NULL, 8); | |
1128 | static SENSOR_DEVICE_ATTR(in10_input, S_IRUGO, show_in, NULL, 9); | |
1129 | static SENSOR_DEVICE_ATTR(in11_input, S_IRUGO, show_in, NULL, 10); | |
1130 | static SENSOR_DEVICE_ATTR(in12_input, S_IRUGO, show_in, NULL, 11); | |
1131 | static SENSOR_DEVICE_ATTR(in13_input, S_IRUGO, show_in, NULL, 12); | |
1132 | static SENSOR_DEVICE_ATTR(in14_input, S_IRUGO, show_in, NULL, 13); | |
1133 | static SENSOR_DEVICE_ATTR(in15_input, S_IRUGO, show_in, NULL, 14); | |
1134 | static SENSOR_DEVICE_ATTR(in16_input, S_IRUGO, show_in, NULL, 15); | |
1135 | ||
1136 | static ssize_t show_in_min(struct device *dev, | |
1137 | struct device_attribute *attr, char *buf) | |
1138 | { | |
1139 | int nr = (to_sensor_dev_attr(attr))->index; | |
1140 | struct lm93_data *data = lm93_update_device(dev); | |
1141 | int vccp = nr - 6; | |
1142 | long rc, vid; | |
1143 | ||
2804a4cf | 1144 | if ((nr == 6 || nr == 7) && vccp_limit_type[vccp]) { |
e46957ed HJK |
1145 | vid = LM93_VID_FROM_REG(data->vid[vccp]); |
1146 | rc = LM93_IN_MIN_FROM_REG(data->vccp_limits[vccp], vid); | |
2804a4cf GR |
1147 | } else { |
1148 | rc = LM93_IN_FROM_REG(nr, data->block7[nr].min); | |
e46957ed | 1149 | } |
2804a4cf | 1150 | return sprintf(buf, "%ld\n", rc); |
e46957ed HJK |
1151 | } |
1152 | ||
1153 | static ssize_t store_in_min(struct device *dev, struct device_attribute *attr, | |
1154 | const char *buf, size_t count) | |
1155 | { | |
1156 | int nr = (to_sensor_dev_attr(attr))->index; | |
1157 | struct i2c_client *client = to_i2c_client(dev); | |
1158 | struct lm93_data *data = i2c_get_clientdata(client); | |
e46957ed HJK |
1159 | int vccp = nr - 6; |
1160 | long vid; | |
2804a4cf GR |
1161 | unsigned long val; |
1162 | int err; | |
1163 | ||
1164 | err = kstrtoul(buf, 10, &val); | |
1165 | if (err) | |
1166 | return err; | |
e46957ed HJK |
1167 | |
1168 | mutex_lock(&data->update_lock); | |
2804a4cf | 1169 | if ((nr == 6 || nr == 7) && vccp_limit_type[vccp]) { |
e46957ed HJK |
1170 | vid = LM93_VID_FROM_REG(data->vid[vccp]); |
1171 | data->vccp_limits[vccp] = (data->vccp_limits[vccp] & 0xf0) | | |
1172 | LM93_IN_REL_TO_REG(val, 0, vid); | |
1173 | lm93_write_byte(client, LM93_REG_VCCP_LIMIT_OFF(vccp), | |
1174 | data->vccp_limits[vccp]); | |
2804a4cf GR |
1175 | } else { |
1176 | data->block7[nr].min = LM93_IN_TO_REG(nr, val); | |
e46957ed HJK |
1177 | lm93_write_byte(client, LM93_REG_IN_MIN(nr), |
1178 | data->block7[nr].min); | |
1179 | } | |
1180 | mutex_unlock(&data->update_lock); | |
1181 | return count; | |
1182 | } | |
1183 | ||
1184 | static SENSOR_DEVICE_ATTR(in1_min, S_IWUSR | S_IRUGO, | |
1185 | show_in_min, store_in_min, 0); | |
1186 | static SENSOR_DEVICE_ATTR(in2_min, S_IWUSR | S_IRUGO, | |
1187 | show_in_min, store_in_min, 1); | |
1188 | static SENSOR_DEVICE_ATTR(in3_min, S_IWUSR | S_IRUGO, | |
1189 | show_in_min, store_in_min, 2); | |
1190 | static SENSOR_DEVICE_ATTR(in4_min, S_IWUSR | S_IRUGO, | |
1191 | show_in_min, store_in_min, 3); | |
1192 | static SENSOR_DEVICE_ATTR(in5_min, S_IWUSR | S_IRUGO, | |
1193 | show_in_min, store_in_min, 4); | |
1194 | static SENSOR_DEVICE_ATTR(in6_min, S_IWUSR | S_IRUGO, | |
1195 | show_in_min, store_in_min, 5); | |
1196 | static SENSOR_DEVICE_ATTR(in7_min, S_IWUSR | S_IRUGO, | |
1197 | show_in_min, store_in_min, 6); | |
1198 | static SENSOR_DEVICE_ATTR(in8_min, S_IWUSR | S_IRUGO, | |
1199 | show_in_min, store_in_min, 7); | |
1200 | static SENSOR_DEVICE_ATTR(in9_min, S_IWUSR | S_IRUGO, | |
1201 | show_in_min, store_in_min, 8); | |
1202 | static SENSOR_DEVICE_ATTR(in10_min, S_IWUSR | S_IRUGO, | |
1203 | show_in_min, store_in_min, 9); | |
1204 | static SENSOR_DEVICE_ATTR(in11_min, S_IWUSR | S_IRUGO, | |
1205 | show_in_min, store_in_min, 10); | |
1206 | static SENSOR_DEVICE_ATTR(in12_min, S_IWUSR | S_IRUGO, | |
1207 | show_in_min, store_in_min, 11); | |
1208 | static SENSOR_DEVICE_ATTR(in13_min, S_IWUSR | S_IRUGO, | |
1209 | show_in_min, store_in_min, 12); | |
1210 | static SENSOR_DEVICE_ATTR(in14_min, S_IWUSR | S_IRUGO, | |
1211 | show_in_min, store_in_min, 13); | |
1212 | static SENSOR_DEVICE_ATTR(in15_min, S_IWUSR | S_IRUGO, | |
1213 | show_in_min, store_in_min, 14); | |
1214 | static SENSOR_DEVICE_ATTR(in16_min, S_IWUSR | S_IRUGO, | |
1215 | show_in_min, store_in_min, 15); | |
1216 | ||
1217 | static ssize_t show_in_max(struct device *dev, | |
1218 | struct device_attribute *attr, char *buf) | |
1219 | { | |
1220 | int nr = (to_sensor_dev_attr(attr))->index; | |
1221 | struct lm93_data *data = lm93_update_device(dev); | |
1222 | int vccp = nr - 6; | |
1223 | long rc, vid; | |
1224 | ||
2804a4cf | 1225 | if ((nr == 6 || nr == 7) && vccp_limit_type[vccp]) { |
e46957ed | 1226 | vid = LM93_VID_FROM_REG(data->vid[vccp]); |
2804a4cf GR |
1227 | rc = LM93_IN_MAX_FROM_REG(data->vccp_limits[vccp], vid); |
1228 | } else { | |
1229 | rc = LM93_IN_FROM_REG(nr, data->block7[nr].max); | |
e46957ed | 1230 | } |
2804a4cf | 1231 | return sprintf(buf, "%ld\n", rc); |
e46957ed HJK |
1232 | } |
1233 | ||
1234 | static ssize_t store_in_max(struct device *dev, struct device_attribute *attr, | |
1235 | const char *buf, size_t count) | |
1236 | { | |
1237 | int nr = (to_sensor_dev_attr(attr))->index; | |
1238 | struct i2c_client *client = to_i2c_client(dev); | |
1239 | struct lm93_data *data = i2c_get_clientdata(client); | |
e46957ed HJK |
1240 | int vccp = nr - 6; |
1241 | long vid; | |
2804a4cf GR |
1242 | unsigned long val; |
1243 | int err; | |
1244 | ||
1245 | err = kstrtoul(buf, 10, &val); | |
1246 | if (err) | |
1247 | return err; | |
e46957ed HJK |
1248 | |
1249 | mutex_lock(&data->update_lock); | |
2804a4cf | 1250 | if ((nr == 6 || nr == 7) && vccp_limit_type[vccp]) { |
e46957ed HJK |
1251 | vid = LM93_VID_FROM_REG(data->vid[vccp]); |
1252 | data->vccp_limits[vccp] = (data->vccp_limits[vccp] & 0x0f) | | |
1253 | LM93_IN_REL_TO_REG(val, 1, vid); | |
1254 | lm93_write_byte(client, LM93_REG_VCCP_LIMIT_OFF(vccp), | |
1255 | data->vccp_limits[vccp]); | |
2804a4cf GR |
1256 | } else { |
1257 | data->block7[nr].max = LM93_IN_TO_REG(nr, val); | |
e46957ed HJK |
1258 | lm93_write_byte(client, LM93_REG_IN_MAX(nr), |
1259 | data->block7[nr].max); | |
1260 | } | |
1261 | mutex_unlock(&data->update_lock); | |
1262 | return count; | |
1263 | } | |
1264 | ||
1265 | static SENSOR_DEVICE_ATTR(in1_max, S_IWUSR | S_IRUGO, | |
1266 | show_in_max, store_in_max, 0); | |
1267 | static SENSOR_DEVICE_ATTR(in2_max, S_IWUSR | S_IRUGO, | |
1268 | show_in_max, store_in_max, 1); | |
1269 | static SENSOR_DEVICE_ATTR(in3_max, S_IWUSR | S_IRUGO, | |
1270 | show_in_max, store_in_max, 2); | |
1271 | static SENSOR_DEVICE_ATTR(in4_max, S_IWUSR | S_IRUGO, | |
1272 | show_in_max, store_in_max, 3); | |
1273 | static SENSOR_DEVICE_ATTR(in5_max, S_IWUSR | S_IRUGO, | |
1274 | show_in_max, store_in_max, 4); | |
1275 | static SENSOR_DEVICE_ATTR(in6_max, S_IWUSR | S_IRUGO, | |
1276 | show_in_max, store_in_max, 5); | |
1277 | static SENSOR_DEVICE_ATTR(in7_max, S_IWUSR | S_IRUGO, | |
1278 | show_in_max, store_in_max, 6); | |
1279 | static SENSOR_DEVICE_ATTR(in8_max, S_IWUSR | S_IRUGO, | |
1280 | show_in_max, store_in_max, 7); | |
1281 | static SENSOR_DEVICE_ATTR(in9_max, S_IWUSR | S_IRUGO, | |
1282 | show_in_max, store_in_max, 8); | |
1283 | static SENSOR_DEVICE_ATTR(in10_max, S_IWUSR | S_IRUGO, | |
1284 | show_in_max, store_in_max, 9); | |
1285 | static SENSOR_DEVICE_ATTR(in11_max, S_IWUSR | S_IRUGO, | |
1286 | show_in_max, store_in_max, 10); | |
1287 | static SENSOR_DEVICE_ATTR(in12_max, S_IWUSR | S_IRUGO, | |
1288 | show_in_max, store_in_max, 11); | |
1289 | static SENSOR_DEVICE_ATTR(in13_max, S_IWUSR | S_IRUGO, | |
1290 | show_in_max, store_in_max, 12); | |
1291 | static SENSOR_DEVICE_ATTR(in14_max, S_IWUSR | S_IRUGO, | |
1292 | show_in_max, store_in_max, 13); | |
1293 | static SENSOR_DEVICE_ATTR(in15_max, S_IWUSR | S_IRUGO, | |
1294 | show_in_max, store_in_max, 14); | |
1295 | static SENSOR_DEVICE_ATTR(in16_max, S_IWUSR | S_IRUGO, | |
1296 | show_in_max, store_in_max, 15); | |
1297 | ||
1298 | static ssize_t show_temp(struct device *dev, | |
1299 | struct device_attribute *attr, char *buf) | |
1300 | { | |
1301 | int nr = (to_sensor_dev_attr(attr))->index; | |
1302 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 1303 | return sprintf(buf, "%d\n", LM93_TEMP_FROM_REG(data->block2[nr])); |
e46957ed HJK |
1304 | } |
1305 | ||
1306 | static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0); | |
1307 | static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 1); | |
1308 | static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 2); | |
1309 | ||
1310 | static ssize_t show_temp_min(struct device *dev, | |
1311 | struct device_attribute *attr, char *buf) | |
1312 | { | |
1313 | int nr = (to_sensor_dev_attr(attr))->index; | |
1314 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 1315 | return sprintf(buf, "%d\n", LM93_TEMP_FROM_REG(data->temp_lim[nr].min)); |
e46957ed HJK |
1316 | } |
1317 | ||
1318 | static ssize_t store_temp_min(struct device *dev, struct device_attribute *attr, | |
1319 | const char *buf, size_t count) | |
1320 | { | |
1321 | int nr = (to_sensor_dev_attr(attr))->index; | |
1322 | struct i2c_client *client = to_i2c_client(dev); | |
1323 | struct lm93_data *data = i2c_get_clientdata(client); | |
2804a4cf GR |
1324 | long val; |
1325 | int err; | |
1326 | ||
1327 | err = kstrtol(buf, 10, &val); | |
1328 | if (err) | |
1329 | return err; | |
e46957ed HJK |
1330 | |
1331 | mutex_lock(&data->update_lock); | |
1332 | data->temp_lim[nr].min = LM93_TEMP_TO_REG(val); | |
1333 | lm93_write_byte(client, LM93_REG_TEMP_MIN(nr), data->temp_lim[nr].min); | |
1334 | mutex_unlock(&data->update_lock); | |
1335 | return count; | |
1336 | } | |
1337 | ||
1338 | static SENSOR_DEVICE_ATTR(temp1_min, S_IWUSR | S_IRUGO, | |
1339 | show_temp_min, store_temp_min, 0); | |
1340 | static SENSOR_DEVICE_ATTR(temp2_min, S_IWUSR | S_IRUGO, | |
1341 | show_temp_min, store_temp_min, 1); | |
1342 | static SENSOR_DEVICE_ATTR(temp3_min, S_IWUSR | S_IRUGO, | |
1343 | show_temp_min, store_temp_min, 2); | |
1344 | ||
1345 | static ssize_t show_temp_max(struct device *dev, | |
1346 | struct device_attribute *attr, char *buf) | |
1347 | { | |
1348 | int nr = (to_sensor_dev_attr(attr))->index; | |
1349 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 1350 | return sprintf(buf, "%d\n", LM93_TEMP_FROM_REG(data->temp_lim[nr].max)); |
e46957ed HJK |
1351 | } |
1352 | ||
1353 | static ssize_t store_temp_max(struct device *dev, struct device_attribute *attr, | |
1354 | const char *buf, size_t count) | |
1355 | { | |
1356 | int nr = (to_sensor_dev_attr(attr))->index; | |
1357 | struct i2c_client *client = to_i2c_client(dev); | |
1358 | struct lm93_data *data = i2c_get_clientdata(client); | |
2804a4cf GR |
1359 | long val; |
1360 | int err; | |
1361 | ||
1362 | err = kstrtol(buf, 10, &val); | |
1363 | if (err) | |
1364 | return err; | |
e46957ed HJK |
1365 | |
1366 | mutex_lock(&data->update_lock); | |
1367 | data->temp_lim[nr].max = LM93_TEMP_TO_REG(val); | |
1368 | lm93_write_byte(client, LM93_REG_TEMP_MAX(nr), data->temp_lim[nr].max); | |
1369 | mutex_unlock(&data->update_lock); | |
1370 | return count; | |
1371 | } | |
1372 | ||
1373 | static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, | |
1374 | show_temp_max, store_temp_max, 0); | |
1375 | static SENSOR_DEVICE_ATTR(temp2_max, S_IWUSR | S_IRUGO, | |
1376 | show_temp_max, store_temp_max, 1); | |
1377 | static SENSOR_DEVICE_ATTR(temp3_max, S_IWUSR | S_IRUGO, | |
1378 | show_temp_max, store_temp_max, 2); | |
1379 | ||
1380 | static ssize_t show_temp_auto_base(struct device *dev, | |
1381 | struct device_attribute *attr, char *buf) | |
1382 | { | |
1383 | int nr = (to_sensor_dev_attr(attr))->index; | |
1384 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 1385 | return sprintf(buf, "%d\n", LM93_TEMP_FROM_REG(data->block10.base[nr])); |
e46957ed HJK |
1386 | } |
1387 | ||
1388 | static ssize_t store_temp_auto_base(struct device *dev, | |
1389 | struct device_attribute *attr, | |
1390 | const char *buf, size_t count) | |
1391 | { | |
1392 | int nr = (to_sensor_dev_attr(attr))->index; | |
1393 | struct i2c_client *client = to_i2c_client(dev); | |
1394 | struct lm93_data *data = i2c_get_clientdata(client); | |
2804a4cf GR |
1395 | long val; |
1396 | int err; | |
1397 | ||
1398 | err = kstrtol(buf, 10, &val); | |
1399 | if (err) | |
1400 | return err; | |
e46957ed HJK |
1401 | |
1402 | mutex_lock(&data->update_lock); | |
1403 | data->block10.base[nr] = LM93_TEMP_TO_REG(val); | |
1404 | lm93_write_byte(client, LM93_REG_TEMP_BASE(nr), data->block10.base[nr]); | |
1405 | mutex_unlock(&data->update_lock); | |
1406 | return count; | |
1407 | } | |
1408 | ||
1409 | static SENSOR_DEVICE_ATTR(temp1_auto_base, S_IWUSR | S_IRUGO, | |
1410 | show_temp_auto_base, store_temp_auto_base, 0); | |
1411 | static SENSOR_DEVICE_ATTR(temp2_auto_base, S_IWUSR | S_IRUGO, | |
1412 | show_temp_auto_base, store_temp_auto_base, 1); | |
1413 | static SENSOR_DEVICE_ATTR(temp3_auto_base, S_IWUSR | S_IRUGO, | |
1414 | show_temp_auto_base, store_temp_auto_base, 2); | |
1415 | ||
1416 | static ssize_t show_temp_auto_boost(struct device *dev, | |
2804a4cf | 1417 | struct device_attribute *attr, char *buf) |
e46957ed HJK |
1418 | { |
1419 | int nr = (to_sensor_dev_attr(attr))->index; | |
1420 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 1421 | return sprintf(buf, "%d\n", LM93_TEMP_FROM_REG(data->boost[nr])); |
e46957ed HJK |
1422 | } |
1423 | ||
1424 | static ssize_t store_temp_auto_boost(struct device *dev, | |
1425 | struct device_attribute *attr, | |
1426 | const char *buf, size_t count) | |
1427 | { | |
1428 | int nr = (to_sensor_dev_attr(attr))->index; | |
1429 | struct i2c_client *client = to_i2c_client(dev); | |
1430 | struct lm93_data *data = i2c_get_clientdata(client); | |
2804a4cf GR |
1431 | long val; |
1432 | int err; | |
1433 | ||
1434 | err = kstrtol(buf, 10, &val); | |
1435 | if (err) | |
1436 | return err; | |
e46957ed HJK |
1437 | |
1438 | mutex_lock(&data->update_lock); | |
1439 | data->boost[nr] = LM93_TEMP_TO_REG(val); | |
1440 | lm93_write_byte(client, LM93_REG_BOOST(nr), data->boost[nr]); | |
1441 | mutex_unlock(&data->update_lock); | |
1442 | return count; | |
1443 | } | |
1444 | ||
1445 | static SENSOR_DEVICE_ATTR(temp1_auto_boost, S_IWUSR | S_IRUGO, | |
1446 | show_temp_auto_boost, store_temp_auto_boost, 0); | |
1447 | static SENSOR_DEVICE_ATTR(temp2_auto_boost, S_IWUSR | S_IRUGO, | |
1448 | show_temp_auto_boost, store_temp_auto_boost, 1); | |
1449 | static SENSOR_DEVICE_ATTR(temp3_auto_boost, S_IWUSR | S_IRUGO, | |
1450 | show_temp_auto_boost, store_temp_auto_boost, 2); | |
1451 | ||
1452 | static ssize_t show_temp_auto_boost_hyst(struct device *dev, | |
1453 | struct device_attribute *attr, | |
1454 | char *buf) | |
1455 | { | |
1456 | int nr = (to_sensor_dev_attr(attr))->index; | |
1457 | struct lm93_data *data = lm93_update_device(dev); | |
1458 | int mode = LM93_TEMP_OFFSET_MODE_FROM_REG(data->sfc2, nr); | |
2804a4cf | 1459 | return sprintf(buf, "%d\n", |
e46957ed HJK |
1460 | LM93_AUTO_BOOST_HYST_FROM_REGS(data, nr, mode)); |
1461 | } | |
1462 | ||
1463 | static ssize_t store_temp_auto_boost_hyst(struct device *dev, | |
1464 | struct device_attribute *attr, | |
1465 | const char *buf, size_t count) | |
1466 | { | |
1467 | int nr = (to_sensor_dev_attr(attr))->index; | |
1468 | struct i2c_client *client = to_i2c_client(dev); | |
1469 | struct lm93_data *data = i2c_get_clientdata(client); | |
2804a4cf GR |
1470 | unsigned long val; |
1471 | int err; | |
1472 | ||
1473 | err = kstrtoul(buf, 10, &val); | |
1474 | if (err) | |
1475 | return err; | |
e46957ed HJK |
1476 | |
1477 | mutex_lock(&data->update_lock); | |
1478 | /* force 0.5C/bit mode */ | |
1479 | data->sfc2 = lm93_read_byte(client, LM93_REG_SFC2); | |
1480 | data->sfc2 |= ((nr < 2) ? 0x10 : 0x20); | |
1481 | lm93_write_byte(client, LM93_REG_SFC2, data->sfc2); | |
1482 | data->boost_hyst[nr/2] = LM93_AUTO_BOOST_HYST_TO_REG(data, val, nr, 1); | |
1483 | lm93_write_byte(client, LM93_REG_BOOST_HYST(nr), | |
1484 | data->boost_hyst[nr/2]); | |
1485 | mutex_unlock(&data->update_lock); | |
1486 | return count; | |
1487 | } | |
1488 | ||
1489 | static SENSOR_DEVICE_ATTR(temp1_auto_boost_hyst, S_IWUSR | S_IRUGO, | |
1490 | show_temp_auto_boost_hyst, | |
1491 | store_temp_auto_boost_hyst, 0); | |
1492 | static SENSOR_DEVICE_ATTR(temp2_auto_boost_hyst, S_IWUSR | S_IRUGO, | |
1493 | show_temp_auto_boost_hyst, | |
1494 | store_temp_auto_boost_hyst, 1); | |
1495 | static SENSOR_DEVICE_ATTR(temp3_auto_boost_hyst, S_IWUSR | S_IRUGO, | |
1496 | show_temp_auto_boost_hyst, | |
1497 | store_temp_auto_boost_hyst, 2); | |
1498 | ||
1499 | static ssize_t show_temp_auto_offset(struct device *dev, | |
1500 | struct device_attribute *attr, char *buf) | |
1501 | { | |
1502 | struct sensor_device_attribute_2 *s_attr = to_sensor_dev_attr_2(attr); | |
1503 | int nr = s_attr->index; | |
1504 | int ofs = s_attr->nr; | |
1505 | struct lm93_data *data = lm93_update_device(dev); | |
1506 | int mode = LM93_TEMP_OFFSET_MODE_FROM_REG(data->sfc2, nr); | |
2804a4cf | 1507 | return sprintf(buf, "%d\n", |
e46957ed | 1508 | LM93_TEMP_AUTO_OFFSET_FROM_REG(data->block10.offset[ofs], |
2804a4cf | 1509 | nr, mode)); |
e46957ed HJK |
1510 | } |
1511 | ||
1512 | static ssize_t store_temp_auto_offset(struct device *dev, | |
1513 | struct device_attribute *attr, | |
1514 | const char *buf, size_t count) | |
1515 | { | |
1516 | struct sensor_device_attribute_2 *s_attr = to_sensor_dev_attr_2(attr); | |
1517 | int nr = s_attr->index; | |
1518 | int ofs = s_attr->nr; | |
1519 | struct i2c_client *client = to_i2c_client(dev); | |
1520 | struct lm93_data *data = i2c_get_clientdata(client); | |
2804a4cf GR |
1521 | unsigned long val; |
1522 | int err; | |
1523 | ||
1524 | err = kstrtoul(buf, 10, &val); | |
1525 | if (err) | |
1526 | return err; | |
e46957ed HJK |
1527 | |
1528 | mutex_lock(&data->update_lock); | |
1529 | /* force 0.5C/bit mode */ | |
1530 | data->sfc2 = lm93_read_byte(client, LM93_REG_SFC2); | |
1531 | data->sfc2 |= ((nr < 2) ? 0x10 : 0x20); | |
1532 | lm93_write_byte(client, LM93_REG_SFC2, data->sfc2); | |
1533 | data->block10.offset[ofs] = LM93_TEMP_AUTO_OFFSET_TO_REG( | |
1534 | data->block10.offset[ofs], val, nr, 1); | |
1535 | lm93_write_byte(client, LM93_REG_TEMP_OFFSET(ofs), | |
1536 | data->block10.offset[ofs]); | |
1537 | mutex_unlock(&data->update_lock); | |
1538 | return count; | |
1539 | } | |
1540 | ||
1541 | static SENSOR_DEVICE_ATTR_2(temp1_auto_offset1, S_IWUSR | S_IRUGO, | |
1542 | show_temp_auto_offset, store_temp_auto_offset, 0, 0); | |
1543 | static SENSOR_DEVICE_ATTR_2(temp1_auto_offset2, S_IWUSR | S_IRUGO, | |
1544 | show_temp_auto_offset, store_temp_auto_offset, 1, 0); | |
1545 | static SENSOR_DEVICE_ATTR_2(temp1_auto_offset3, S_IWUSR | S_IRUGO, | |
1546 | show_temp_auto_offset, store_temp_auto_offset, 2, 0); | |
1547 | static SENSOR_DEVICE_ATTR_2(temp1_auto_offset4, S_IWUSR | S_IRUGO, | |
1548 | show_temp_auto_offset, store_temp_auto_offset, 3, 0); | |
1549 | static SENSOR_DEVICE_ATTR_2(temp1_auto_offset5, S_IWUSR | S_IRUGO, | |
1550 | show_temp_auto_offset, store_temp_auto_offset, 4, 0); | |
1551 | static SENSOR_DEVICE_ATTR_2(temp1_auto_offset6, S_IWUSR | S_IRUGO, | |
1552 | show_temp_auto_offset, store_temp_auto_offset, 5, 0); | |
1553 | static SENSOR_DEVICE_ATTR_2(temp1_auto_offset7, S_IWUSR | S_IRUGO, | |
1554 | show_temp_auto_offset, store_temp_auto_offset, 6, 0); | |
1555 | static SENSOR_DEVICE_ATTR_2(temp1_auto_offset8, S_IWUSR | S_IRUGO, | |
1556 | show_temp_auto_offset, store_temp_auto_offset, 7, 0); | |
1557 | static SENSOR_DEVICE_ATTR_2(temp1_auto_offset9, S_IWUSR | S_IRUGO, | |
1558 | show_temp_auto_offset, store_temp_auto_offset, 8, 0); | |
1559 | static SENSOR_DEVICE_ATTR_2(temp1_auto_offset10, S_IWUSR | S_IRUGO, | |
1560 | show_temp_auto_offset, store_temp_auto_offset, 9, 0); | |
1561 | static SENSOR_DEVICE_ATTR_2(temp1_auto_offset11, S_IWUSR | S_IRUGO, | |
1562 | show_temp_auto_offset, store_temp_auto_offset, 10, 0); | |
1563 | static SENSOR_DEVICE_ATTR_2(temp1_auto_offset12, S_IWUSR | S_IRUGO, | |
1564 | show_temp_auto_offset, store_temp_auto_offset, 11, 0); | |
1565 | static SENSOR_DEVICE_ATTR_2(temp2_auto_offset1, S_IWUSR | S_IRUGO, | |
1566 | show_temp_auto_offset, store_temp_auto_offset, 0, 1); | |
1567 | static SENSOR_DEVICE_ATTR_2(temp2_auto_offset2, S_IWUSR | S_IRUGO, | |
1568 | show_temp_auto_offset, store_temp_auto_offset, 1, 1); | |
1569 | static SENSOR_DEVICE_ATTR_2(temp2_auto_offset3, S_IWUSR | S_IRUGO, | |
1570 | show_temp_auto_offset, store_temp_auto_offset, 2, 1); | |
1571 | static SENSOR_DEVICE_ATTR_2(temp2_auto_offset4, S_IWUSR | S_IRUGO, | |
1572 | show_temp_auto_offset, store_temp_auto_offset, 3, 1); | |
1573 | static SENSOR_DEVICE_ATTR_2(temp2_auto_offset5, S_IWUSR | S_IRUGO, | |
1574 | show_temp_auto_offset, store_temp_auto_offset, 4, 1); | |
1575 | static SENSOR_DEVICE_ATTR_2(temp2_auto_offset6, S_IWUSR | S_IRUGO, | |
1576 | show_temp_auto_offset, store_temp_auto_offset, 5, 1); | |
1577 | static SENSOR_DEVICE_ATTR_2(temp2_auto_offset7, S_IWUSR | S_IRUGO, | |
1578 | show_temp_auto_offset, store_temp_auto_offset, 6, 1); | |
1579 | static SENSOR_DEVICE_ATTR_2(temp2_auto_offset8, S_IWUSR | S_IRUGO, | |
1580 | show_temp_auto_offset, store_temp_auto_offset, 7, 1); | |
1581 | static SENSOR_DEVICE_ATTR_2(temp2_auto_offset9, S_IWUSR | S_IRUGO, | |
1582 | show_temp_auto_offset, store_temp_auto_offset, 8, 1); | |
1583 | static SENSOR_DEVICE_ATTR_2(temp2_auto_offset10, S_IWUSR | S_IRUGO, | |
1584 | show_temp_auto_offset, store_temp_auto_offset, 9, 1); | |
1585 | static SENSOR_DEVICE_ATTR_2(temp2_auto_offset11, S_IWUSR | S_IRUGO, | |
1586 | show_temp_auto_offset, store_temp_auto_offset, 10, 1); | |
1587 | static SENSOR_DEVICE_ATTR_2(temp2_auto_offset12, S_IWUSR | S_IRUGO, | |
1588 | show_temp_auto_offset, store_temp_auto_offset, 11, 1); | |
1589 | static SENSOR_DEVICE_ATTR_2(temp3_auto_offset1, S_IWUSR | S_IRUGO, | |
1590 | show_temp_auto_offset, store_temp_auto_offset, 0, 2); | |
1591 | static SENSOR_DEVICE_ATTR_2(temp3_auto_offset2, S_IWUSR | S_IRUGO, | |
1592 | show_temp_auto_offset, store_temp_auto_offset, 1, 2); | |
1593 | static SENSOR_DEVICE_ATTR_2(temp3_auto_offset3, S_IWUSR | S_IRUGO, | |
1594 | show_temp_auto_offset, store_temp_auto_offset, 2, 2); | |
1595 | static SENSOR_DEVICE_ATTR_2(temp3_auto_offset4, S_IWUSR | S_IRUGO, | |
1596 | show_temp_auto_offset, store_temp_auto_offset, 3, 2); | |
1597 | static SENSOR_DEVICE_ATTR_2(temp3_auto_offset5, S_IWUSR | S_IRUGO, | |
1598 | show_temp_auto_offset, store_temp_auto_offset, 4, 2); | |
1599 | static SENSOR_DEVICE_ATTR_2(temp3_auto_offset6, S_IWUSR | S_IRUGO, | |
1600 | show_temp_auto_offset, store_temp_auto_offset, 5, 2); | |
1601 | static SENSOR_DEVICE_ATTR_2(temp3_auto_offset7, S_IWUSR | S_IRUGO, | |
1602 | show_temp_auto_offset, store_temp_auto_offset, 6, 2); | |
1603 | static SENSOR_DEVICE_ATTR_2(temp3_auto_offset8, S_IWUSR | S_IRUGO, | |
1604 | show_temp_auto_offset, store_temp_auto_offset, 7, 2); | |
1605 | static SENSOR_DEVICE_ATTR_2(temp3_auto_offset9, S_IWUSR | S_IRUGO, | |
1606 | show_temp_auto_offset, store_temp_auto_offset, 8, 2); | |
1607 | static SENSOR_DEVICE_ATTR_2(temp3_auto_offset10, S_IWUSR | S_IRUGO, | |
1608 | show_temp_auto_offset, store_temp_auto_offset, 9, 2); | |
1609 | static SENSOR_DEVICE_ATTR_2(temp3_auto_offset11, S_IWUSR | S_IRUGO, | |
1610 | show_temp_auto_offset, store_temp_auto_offset, 10, 2); | |
1611 | static SENSOR_DEVICE_ATTR_2(temp3_auto_offset12, S_IWUSR | S_IRUGO, | |
1612 | show_temp_auto_offset, store_temp_auto_offset, 11, 2); | |
1613 | ||
1614 | static ssize_t show_temp_auto_pwm_min(struct device *dev, | |
1615 | struct device_attribute *attr, char *buf) | |
1616 | { | |
1617 | int nr = (to_sensor_dev_attr(attr))->index; | |
1618 | u8 reg, ctl4; | |
1619 | struct lm93_data *data = lm93_update_device(dev); | |
1620 | reg = data->auto_pwm_min_hyst[nr/2] >> 4 & 0x0f; | |
1621 | ctl4 = data->block9[nr][LM93_PWM_CTL4]; | |
2804a4cf | 1622 | return sprintf(buf, "%d\n", LM93_PWM_FROM_REG(reg, (ctl4 & 0x07) ? |
e46957ed HJK |
1623 | LM93_PWM_MAP_LO_FREQ : LM93_PWM_MAP_HI_FREQ)); |
1624 | } | |
1625 | ||
1626 | static ssize_t store_temp_auto_pwm_min(struct device *dev, | |
1627 | struct device_attribute *attr, | |
1628 | const char *buf, size_t count) | |
1629 | { | |
1630 | int nr = (to_sensor_dev_attr(attr))->index; | |
1631 | struct i2c_client *client = to_i2c_client(dev); | |
1632 | struct lm93_data *data = i2c_get_clientdata(client); | |
e46957ed | 1633 | u8 reg, ctl4; |
2804a4cf GR |
1634 | unsigned long val; |
1635 | int err; | |
1636 | ||
1637 | err = kstrtoul(buf, 10, &val); | |
1638 | if (err) | |
1639 | return err; | |
e46957ed HJK |
1640 | |
1641 | mutex_lock(&data->update_lock); | |
1642 | reg = lm93_read_byte(client, LM93_REG_PWM_MIN_HYST(nr)); | |
2804a4cf | 1643 | ctl4 = lm93_read_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL4)); |
e46957ed HJK |
1644 | reg = (reg & 0x0f) | |
1645 | LM93_PWM_TO_REG(val, (ctl4 & 0x07) ? | |
1646 | LM93_PWM_MAP_LO_FREQ : | |
1647 | LM93_PWM_MAP_HI_FREQ) << 4; | |
1648 | data->auto_pwm_min_hyst[nr/2] = reg; | |
1649 | lm93_write_byte(client, LM93_REG_PWM_MIN_HYST(nr), reg); | |
1650 | mutex_unlock(&data->update_lock); | |
1651 | return count; | |
1652 | } | |
1653 | ||
1654 | static SENSOR_DEVICE_ATTR(temp1_auto_pwm_min, S_IWUSR | S_IRUGO, | |
1655 | show_temp_auto_pwm_min, | |
1656 | store_temp_auto_pwm_min, 0); | |
1657 | static SENSOR_DEVICE_ATTR(temp2_auto_pwm_min, S_IWUSR | S_IRUGO, | |
1658 | show_temp_auto_pwm_min, | |
1659 | store_temp_auto_pwm_min, 1); | |
1660 | static SENSOR_DEVICE_ATTR(temp3_auto_pwm_min, S_IWUSR | S_IRUGO, | |
1661 | show_temp_auto_pwm_min, | |
1662 | store_temp_auto_pwm_min, 2); | |
1663 | ||
1664 | static ssize_t show_temp_auto_offset_hyst(struct device *dev, | |
1665 | struct device_attribute *attr, char *buf) | |
1666 | { | |
1667 | int nr = (to_sensor_dev_attr(attr))->index; | |
1668 | struct lm93_data *data = lm93_update_device(dev); | |
1669 | int mode = LM93_TEMP_OFFSET_MODE_FROM_REG(data->sfc2, nr); | |
2804a4cf GR |
1670 | return sprintf(buf, "%d\n", LM93_TEMP_OFFSET_FROM_REG( |
1671 | data->auto_pwm_min_hyst[nr / 2], mode)); | |
e46957ed HJK |
1672 | } |
1673 | ||
1674 | static ssize_t store_temp_auto_offset_hyst(struct device *dev, | |
1675 | struct device_attribute *attr, | |
1676 | const char *buf, size_t count) | |
1677 | { | |
1678 | int nr = (to_sensor_dev_attr(attr))->index; | |
1679 | struct i2c_client *client = to_i2c_client(dev); | |
1680 | struct lm93_data *data = i2c_get_clientdata(client); | |
e46957ed | 1681 | u8 reg; |
2804a4cf GR |
1682 | unsigned long val; |
1683 | int err; | |
1684 | ||
1685 | err = kstrtoul(buf, 10, &val); | |
1686 | if (err) | |
1687 | return err; | |
e46957ed HJK |
1688 | |
1689 | mutex_lock(&data->update_lock); | |
1690 | /* force 0.5C/bit mode */ | |
1691 | data->sfc2 = lm93_read_byte(client, LM93_REG_SFC2); | |
1692 | data->sfc2 |= ((nr < 2) ? 0x10 : 0x20); | |
1693 | lm93_write_byte(client, LM93_REG_SFC2, data->sfc2); | |
1694 | reg = data->auto_pwm_min_hyst[nr/2]; | |
1695 | reg = (reg & 0xf0) | (LM93_TEMP_OFFSET_TO_REG(val, 1) & 0x0f); | |
1696 | data->auto_pwm_min_hyst[nr/2] = reg; | |
1697 | lm93_write_byte(client, LM93_REG_PWM_MIN_HYST(nr), reg); | |
1698 | mutex_unlock(&data->update_lock); | |
1699 | return count; | |
1700 | } | |
1701 | ||
1702 | static SENSOR_DEVICE_ATTR(temp1_auto_offset_hyst, S_IWUSR | S_IRUGO, | |
1703 | show_temp_auto_offset_hyst, | |
1704 | store_temp_auto_offset_hyst, 0); | |
1705 | static SENSOR_DEVICE_ATTR(temp2_auto_offset_hyst, S_IWUSR | S_IRUGO, | |
1706 | show_temp_auto_offset_hyst, | |
1707 | store_temp_auto_offset_hyst, 1); | |
1708 | static SENSOR_DEVICE_ATTR(temp3_auto_offset_hyst, S_IWUSR | S_IRUGO, | |
1709 | show_temp_auto_offset_hyst, | |
1710 | store_temp_auto_offset_hyst, 2); | |
1711 | ||
1712 | static ssize_t show_fan_input(struct device *dev, | |
1713 | struct device_attribute *attr, char *buf) | |
1714 | { | |
1715 | struct sensor_device_attribute *s_attr = to_sensor_dev_attr(attr); | |
1716 | int nr = s_attr->index; | |
1717 | struct lm93_data *data = lm93_update_device(dev); | |
1718 | ||
2804a4cf | 1719 | return sprintf(buf, "%d\n", LM93_FAN_FROM_REG(data->block5[nr])); |
e46957ed HJK |
1720 | } |
1721 | ||
1722 | static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, show_fan_input, NULL, 0); | |
1723 | static SENSOR_DEVICE_ATTR(fan2_input, S_IRUGO, show_fan_input, NULL, 1); | |
1724 | static SENSOR_DEVICE_ATTR(fan3_input, S_IRUGO, show_fan_input, NULL, 2); | |
1725 | static SENSOR_DEVICE_ATTR(fan4_input, S_IRUGO, show_fan_input, NULL, 3); | |
1726 | ||
1727 | static ssize_t show_fan_min(struct device *dev, | |
1728 | struct device_attribute *attr, char *buf) | |
1729 | { | |
1730 | int nr = (to_sensor_dev_attr(attr))->index; | |
1731 | struct lm93_data *data = lm93_update_device(dev); | |
1732 | ||
2804a4cf | 1733 | return sprintf(buf, "%d\n", LM93_FAN_FROM_REG(data->block8[nr])); |
e46957ed HJK |
1734 | } |
1735 | ||
1736 | static ssize_t store_fan_min(struct device *dev, struct device_attribute *attr, | |
1737 | const char *buf, size_t count) | |
1738 | { | |
1739 | int nr = (to_sensor_dev_attr(attr))->index; | |
1740 | struct i2c_client *client = to_i2c_client(dev); | |
1741 | struct lm93_data *data = i2c_get_clientdata(client); | |
2804a4cf GR |
1742 | unsigned long val; |
1743 | int err; | |
1744 | ||
1745 | err = kstrtoul(buf, 10, &val); | |
1746 | if (err) | |
1747 | return err; | |
e46957ed HJK |
1748 | |
1749 | mutex_lock(&data->update_lock); | |
1750 | data->block8[nr] = LM93_FAN_TO_REG(val); | |
2804a4cf | 1751 | lm93_write_word(client, LM93_REG_FAN_MIN(nr), data->block8[nr]); |
e46957ed HJK |
1752 | mutex_unlock(&data->update_lock); |
1753 | return count; | |
1754 | } | |
1755 | ||
1756 | static SENSOR_DEVICE_ATTR(fan1_min, S_IWUSR | S_IRUGO, | |
1757 | show_fan_min, store_fan_min, 0); | |
1758 | static SENSOR_DEVICE_ATTR(fan2_min, S_IWUSR | S_IRUGO, | |
1759 | show_fan_min, store_fan_min, 1); | |
1760 | static SENSOR_DEVICE_ATTR(fan3_min, S_IWUSR | S_IRUGO, | |
1761 | show_fan_min, store_fan_min, 2); | |
1762 | static SENSOR_DEVICE_ATTR(fan4_min, S_IWUSR | S_IRUGO, | |
1763 | show_fan_min, store_fan_min, 3); | |
1764 | ||
2804a4cf GR |
1765 | /* |
1766 | * some tedious bit-twiddling here to deal with the register format: | |
1767 | * | |
1768 | * data->sf_tach_to_pwm: (tach to pwm mapping bits) | |
1769 | * | |
1770 | * bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
1771 | * T4:P2 T4:P1 T3:P2 T3:P1 T2:P2 T2:P1 T1:P2 T1:P1 | |
1772 | * | |
1773 | * data->sfc2: (enable bits) | |
1774 | * | |
1775 | * bit | 3 | 2 | 1 | 0 | |
1776 | * T4 T3 T2 T1 | |
1777 | */ | |
e46957ed HJK |
1778 | |
1779 | static ssize_t show_fan_smart_tach(struct device *dev, | |
1780 | struct device_attribute *attr, char *buf) | |
1781 | { | |
1782 | int nr = (to_sensor_dev_attr(attr))->index; | |
1783 | struct lm93_data *data = lm93_update_device(dev); | |
1784 | long rc = 0; | |
1785 | int mapping; | |
1786 | ||
1787 | /* extract the relevant mapping */ | |
1788 | mapping = (data->sf_tach_to_pwm >> (nr * 2)) & 0x03; | |
1789 | ||
1790 | /* if there's a mapping and it's enabled */ | |
1791 | if (mapping && ((data->sfc2 >> nr) & 0x01)) | |
1792 | rc = mapping; | |
2804a4cf | 1793 | return sprintf(buf, "%ld\n", rc); |
e46957ed HJK |
1794 | } |
1795 | ||
2804a4cf GR |
1796 | /* |
1797 | * helper function - must grab data->update_lock before calling | |
1798 | * fan is 0-3, indicating fan1-fan4 | |
1799 | */ | |
e46957ed HJK |
1800 | static void lm93_write_fan_smart_tach(struct i2c_client *client, |
1801 | struct lm93_data *data, int fan, long value) | |
1802 | { | |
1803 | /* insert the new mapping and write it out */ | |
1804 | data->sf_tach_to_pwm = lm93_read_byte(client, LM93_REG_SF_TACH_TO_PWM); | |
1805 | data->sf_tach_to_pwm &= ~(0x3 << fan * 2); | |
1806 | data->sf_tach_to_pwm |= value << fan * 2; | |
1807 | lm93_write_byte(client, LM93_REG_SF_TACH_TO_PWM, data->sf_tach_to_pwm); | |
1808 | ||
1809 | /* insert the enable bit and write it out */ | |
1810 | data->sfc2 = lm93_read_byte(client, LM93_REG_SFC2); | |
1811 | if (value) | |
1812 | data->sfc2 |= 1 << fan; | |
1813 | else | |
1814 | data->sfc2 &= ~(1 << fan); | |
1815 | lm93_write_byte(client, LM93_REG_SFC2, data->sfc2); | |
1816 | } | |
1817 | ||
1818 | static ssize_t store_fan_smart_tach(struct device *dev, | |
1819 | struct device_attribute *attr, | |
1820 | const char *buf, size_t count) | |
1821 | { | |
1822 | int nr = (to_sensor_dev_attr(attr))->index; | |
1823 | struct i2c_client *client = to_i2c_client(dev); | |
1824 | struct lm93_data *data = i2c_get_clientdata(client); | |
2804a4cf GR |
1825 | unsigned long val; |
1826 | int err; | |
1827 | ||
1828 | err = kstrtoul(buf, 10, &val); | |
1829 | if (err) | |
1830 | return err; | |
e46957ed HJK |
1831 | |
1832 | mutex_lock(&data->update_lock); | |
1833 | /* sanity test, ignore the write otherwise */ | |
3be8102f | 1834 | if (val <= 2) { |
e46957ed HJK |
1835 | /* can't enable if pwm freq is 22.5KHz */ |
1836 | if (val) { | |
1837 | u8 ctl4 = lm93_read_byte(client, | |
2804a4cf | 1838 | LM93_REG_PWM_CTL(val - 1, LM93_PWM_CTL4)); |
e46957ed HJK |
1839 | if ((ctl4 & 0x07) == 0) |
1840 | val = 0; | |
1841 | } | |
1842 | lm93_write_fan_smart_tach(client, data, nr, val); | |
1843 | } | |
1844 | mutex_unlock(&data->update_lock); | |
1845 | return count; | |
1846 | } | |
1847 | ||
1848 | static SENSOR_DEVICE_ATTR(fan1_smart_tach, S_IWUSR | S_IRUGO, | |
1849 | show_fan_smart_tach, store_fan_smart_tach, 0); | |
1850 | static SENSOR_DEVICE_ATTR(fan2_smart_tach, S_IWUSR | S_IRUGO, | |
1851 | show_fan_smart_tach, store_fan_smart_tach, 1); | |
1852 | static SENSOR_DEVICE_ATTR(fan3_smart_tach, S_IWUSR | S_IRUGO, | |
1853 | show_fan_smart_tach, store_fan_smart_tach, 2); | |
1854 | static SENSOR_DEVICE_ATTR(fan4_smart_tach, S_IWUSR | S_IRUGO, | |
1855 | show_fan_smart_tach, store_fan_smart_tach, 3); | |
1856 | ||
1857 | static ssize_t show_pwm(struct device *dev, struct device_attribute *attr, | |
1858 | char *buf) | |
1859 | { | |
1860 | int nr = (to_sensor_dev_attr(attr))->index; | |
1861 | struct lm93_data *data = lm93_update_device(dev); | |
1862 | u8 ctl2, ctl4; | |
1863 | long rc; | |
1864 | ||
1865 | ctl2 = data->block9[nr][LM93_PWM_CTL2]; | |
1866 | ctl4 = data->block9[nr][LM93_PWM_CTL4]; | |
1867 | if (ctl2 & 0x01) /* show user commanded value if enabled */ | |
1868 | rc = data->pwm_override[nr]; | |
1869 | else /* show present h/w value if manual pwm disabled */ | |
1870 | rc = LM93_PWM_FROM_REG(ctl2 >> 4, (ctl4 & 0x07) ? | |
1871 | LM93_PWM_MAP_LO_FREQ : LM93_PWM_MAP_HI_FREQ); | |
2804a4cf | 1872 | return sprintf(buf, "%ld\n", rc); |
e46957ed HJK |
1873 | } |
1874 | ||
1875 | static ssize_t store_pwm(struct device *dev, struct device_attribute *attr, | |
1876 | const char *buf, size_t count) | |
1877 | { | |
1878 | int nr = (to_sensor_dev_attr(attr))->index; | |
1879 | struct i2c_client *client = to_i2c_client(dev); | |
1880 | struct lm93_data *data = i2c_get_clientdata(client); | |
e46957ed | 1881 | u8 ctl2, ctl4; |
2804a4cf GR |
1882 | unsigned long val; |
1883 | int err; | |
1884 | ||
1885 | err = kstrtoul(buf, 10, &val); | |
1886 | if (err) | |
1887 | return err; | |
e46957ed HJK |
1888 | |
1889 | mutex_lock(&data->update_lock); | |
2804a4cf GR |
1890 | ctl2 = lm93_read_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL2)); |
1891 | ctl4 = lm93_read_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL4)); | |
1892 | ctl2 = (ctl2 & 0x0f) | LM93_PWM_TO_REG(val, (ctl4 & 0x07) ? | |
e46957ed HJK |
1893 | LM93_PWM_MAP_LO_FREQ : LM93_PWM_MAP_HI_FREQ) << 4; |
1894 | /* save user commanded value */ | |
1895 | data->pwm_override[nr] = LM93_PWM_FROM_REG(ctl2 >> 4, | |
1896 | (ctl4 & 0x07) ? LM93_PWM_MAP_LO_FREQ : | |
1897 | LM93_PWM_MAP_HI_FREQ); | |
2804a4cf | 1898 | lm93_write_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL2), ctl2); |
e46957ed HJK |
1899 | mutex_unlock(&data->update_lock); |
1900 | return count; | |
1901 | } | |
1902 | ||
1903 | static SENSOR_DEVICE_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 0); | |
1904 | static SENSOR_DEVICE_ATTR(pwm2, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 1); | |
1905 | ||
1906 | static ssize_t show_pwm_enable(struct device *dev, | |
1907 | struct device_attribute *attr, char *buf) | |
1908 | { | |
1909 | int nr = (to_sensor_dev_attr(attr))->index; | |
1910 | struct lm93_data *data = lm93_update_device(dev); | |
1911 | u8 ctl2; | |
1912 | long rc; | |
1913 | ||
1914 | ctl2 = data->block9[nr][LM93_PWM_CTL2]; | |
1915 | if (ctl2 & 0x01) /* manual override enabled ? */ | |
1916 | rc = ((ctl2 & 0xF0) == 0xF0) ? 0 : 1; | |
1917 | else | |
1918 | rc = 2; | |
2804a4cf | 1919 | return sprintf(buf, "%ld\n", rc); |
e46957ed HJK |
1920 | } |
1921 | ||
1922 | static ssize_t store_pwm_enable(struct device *dev, | |
1923 | struct device_attribute *attr, | |
1924 | const char *buf, size_t count) | |
1925 | { | |
1926 | int nr = (to_sensor_dev_attr(attr))->index; | |
1927 | struct i2c_client *client = to_i2c_client(dev); | |
1928 | struct lm93_data *data = i2c_get_clientdata(client); | |
e46957ed | 1929 | u8 ctl2; |
2804a4cf GR |
1930 | unsigned long val; |
1931 | int err; | |
1932 | ||
1933 | err = kstrtoul(buf, 10, &val); | |
1934 | if (err) | |
1935 | return err; | |
e46957ed HJK |
1936 | |
1937 | mutex_lock(&data->update_lock); | |
2804a4cf | 1938 | ctl2 = lm93_read_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL2)); |
e46957ed HJK |
1939 | |
1940 | switch (val) { | |
1941 | case 0: | |
1942 | ctl2 |= 0xF1; /* enable manual override, set PWM to max */ | |
1943 | break; | |
2804a4cf GR |
1944 | case 1: |
1945 | ctl2 |= 0x01; /* enable manual override */ | |
e46957ed | 1946 | break; |
2804a4cf GR |
1947 | case 2: |
1948 | ctl2 &= ~0x01; /* disable manual override */ | |
e46957ed HJK |
1949 | break; |
1950 | default: | |
1951 | mutex_unlock(&data->update_lock); | |
1952 | return -EINVAL; | |
1953 | } | |
1954 | ||
2804a4cf | 1955 | lm93_write_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL2), ctl2); |
e46957ed HJK |
1956 | mutex_unlock(&data->update_lock); |
1957 | return count; | |
1958 | } | |
1959 | ||
1960 | static SENSOR_DEVICE_ATTR(pwm1_enable, S_IWUSR | S_IRUGO, | |
1961 | show_pwm_enable, store_pwm_enable, 0); | |
1962 | static SENSOR_DEVICE_ATTR(pwm2_enable, S_IWUSR | S_IRUGO, | |
1963 | show_pwm_enable, store_pwm_enable, 1); | |
1964 | ||
1965 | static ssize_t show_pwm_freq(struct device *dev, struct device_attribute *attr, | |
1966 | char *buf) | |
1967 | { | |
1968 | int nr = (to_sensor_dev_attr(attr))->index; | |
1969 | struct lm93_data *data = lm93_update_device(dev); | |
1970 | u8 ctl4; | |
1971 | ||
1972 | ctl4 = data->block9[nr][LM93_PWM_CTL4]; | |
2804a4cf | 1973 | return sprintf(buf, "%d\n", LM93_PWM_FREQ_FROM_REG(ctl4)); |
e46957ed HJK |
1974 | } |
1975 | ||
2804a4cf GR |
1976 | /* |
1977 | * helper function - must grab data->update_lock before calling | |
1978 | * pwm is 0-1, indicating pwm1-pwm2 | |
1979 | * this disables smart tach for all tach channels bound to the given pwm | |
1980 | */ | |
e46957ed HJK |
1981 | static void lm93_disable_fan_smart_tach(struct i2c_client *client, |
1982 | struct lm93_data *data, int pwm) | |
1983 | { | |
1984 | int mapping = lm93_read_byte(client, LM93_REG_SF_TACH_TO_PWM); | |
1985 | int mask; | |
1986 | ||
1987 | /* collapse the mapping into a mask of enable bits */ | |
1988 | mapping = (mapping >> pwm) & 0x55; | |
1989 | mask = mapping & 0x01; | |
1990 | mask |= (mapping & 0x04) >> 1; | |
1991 | mask |= (mapping & 0x10) >> 2; | |
1992 | mask |= (mapping & 0x40) >> 3; | |
1993 | ||
1994 | /* disable smart tach according to the mask */ | |
1995 | data->sfc2 = lm93_read_byte(client, LM93_REG_SFC2); | |
1996 | data->sfc2 &= ~mask; | |
1997 | lm93_write_byte(client, LM93_REG_SFC2, data->sfc2); | |
1998 | } | |
1999 | ||
2000 | static ssize_t store_pwm_freq(struct device *dev, | |
2001 | struct device_attribute *attr, | |
2002 | const char *buf, size_t count) | |
2003 | { | |
2004 | int nr = (to_sensor_dev_attr(attr))->index; | |
2005 | struct i2c_client *client = to_i2c_client(dev); | |
2006 | struct lm93_data *data = i2c_get_clientdata(client); | |
e46957ed | 2007 | u8 ctl4; |
2804a4cf GR |
2008 | unsigned long val; |
2009 | int err; | |
2010 | ||
2011 | err = kstrtoul(buf, 10, &val); | |
2012 | if (err) | |
2013 | return err; | |
e46957ed HJK |
2014 | |
2015 | mutex_lock(&data->update_lock); | |
2804a4cf | 2016 | ctl4 = lm93_read_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL4)); |
e46957ed HJK |
2017 | ctl4 = (ctl4 & 0xf8) | LM93_PWM_FREQ_TO_REG(val); |
2018 | data->block9[nr][LM93_PWM_CTL4] = ctl4; | |
2019 | /* ctl4 == 0 -> 22.5KHz -> disable smart tach */ | |
2020 | if (!ctl4) | |
2021 | lm93_disable_fan_smart_tach(client, data, nr); | |
2804a4cf | 2022 | lm93_write_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL4), ctl4); |
e46957ed HJK |
2023 | mutex_unlock(&data->update_lock); |
2024 | return count; | |
2025 | } | |
2026 | ||
2027 | static SENSOR_DEVICE_ATTR(pwm1_freq, S_IWUSR | S_IRUGO, | |
2028 | show_pwm_freq, store_pwm_freq, 0); | |
2029 | static SENSOR_DEVICE_ATTR(pwm2_freq, S_IWUSR | S_IRUGO, | |
2030 | show_pwm_freq, store_pwm_freq, 1); | |
2031 | ||
2032 | static ssize_t show_pwm_auto_channels(struct device *dev, | |
2033 | struct device_attribute *attr, char *buf) | |
2034 | { | |
2035 | int nr = (to_sensor_dev_attr(attr))->index; | |
2036 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 2037 | return sprintf(buf, "%d\n", data->block9[nr][LM93_PWM_CTL1]); |
e46957ed HJK |
2038 | } |
2039 | ||
2040 | static ssize_t store_pwm_auto_channels(struct device *dev, | |
2041 | struct device_attribute *attr, | |
2042 | const char *buf, size_t count) | |
2043 | { | |
2044 | int nr = (to_sensor_dev_attr(attr))->index; | |
2045 | struct i2c_client *client = to_i2c_client(dev); | |
2046 | struct lm93_data *data = i2c_get_clientdata(client); | |
2804a4cf GR |
2047 | unsigned long val; |
2048 | int err; | |
2049 | ||
2050 | err = kstrtoul(buf, 10, &val); | |
2051 | if (err) | |
2052 | return err; | |
e46957ed HJK |
2053 | |
2054 | mutex_lock(&data->update_lock); | |
2055 | data->block9[nr][LM93_PWM_CTL1] = SENSORS_LIMIT(val, 0, 255); | |
2804a4cf | 2056 | lm93_write_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL1), |
e46957ed HJK |
2057 | data->block9[nr][LM93_PWM_CTL1]); |
2058 | mutex_unlock(&data->update_lock); | |
2059 | return count; | |
2060 | } | |
2061 | ||
2062 | static SENSOR_DEVICE_ATTR(pwm1_auto_channels, S_IWUSR | S_IRUGO, | |
2063 | show_pwm_auto_channels, store_pwm_auto_channels, 0); | |
2064 | static SENSOR_DEVICE_ATTR(pwm2_auto_channels, S_IWUSR | S_IRUGO, | |
2065 | show_pwm_auto_channels, store_pwm_auto_channels, 1); | |
2066 | ||
2067 | static ssize_t show_pwm_auto_spinup_min(struct device *dev, | |
2804a4cf | 2068 | struct device_attribute *attr, char *buf) |
e46957ed HJK |
2069 | { |
2070 | int nr = (to_sensor_dev_attr(attr))->index; | |
2071 | struct lm93_data *data = lm93_update_device(dev); | |
2072 | u8 ctl3, ctl4; | |
2073 | ||
2074 | ctl3 = data->block9[nr][LM93_PWM_CTL3]; | |
2075 | ctl4 = data->block9[nr][LM93_PWM_CTL4]; | |
2804a4cf | 2076 | return sprintf(buf, "%d\n", |
e46957ed HJK |
2077 | LM93_PWM_FROM_REG(ctl3 & 0x0f, (ctl4 & 0x07) ? |
2078 | LM93_PWM_MAP_LO_FREQ : LM93_PWM_MAP_HI_FREQ)); | |
2079 | } | |
2080 | ||
2081 | static ssize_t store_pwm_auto_spinup_min(struct device *dev, | |
2082 | struct device_attribute *attr, | |
2083 | const char *buf, size_t count) | |
2084 | { | |
2085 | int nr = (to_sensor_dev_attr(attr))->index; | |
2086 | struct i2c_client *client = to_i2c_client(dev); | |
2087 | struct lm93_data *data = i2c_get_clientdata(client); | |
e46957ed | 2088 | u8 ctl3, ctl4; |
2804a4cf GR |
2089 | unsigned long val; |
2090 | int err; | |
2091 | ||
2092 | err = kstrtoul(buf, 10, &val); | |
2093 | if (err) | |
2094 | return err; | |
e46957ed HJK |
2095 | |
2096 | mutex_lock(&data->update_lock); | |
2804a4cf GR |
2097 | ctl3 = lm93_read_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL3)); |
2098 | ctl4 = lm93_read_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL4)); | |
2099 | ctl3 = (ctl3 & 0xf0) | LM93_PWM_TO_REG(val, (ctl4 & 0x07) ? | |
e46957ed HJK |
2100 | LM93_PWM_MAP_LO_FREQ : |
2101 | LM93_PWM_MAP_HI_FREQ); | |
2102 | data->block9[nr][LM93_PWM_CTL3] = ctl3; | |
2804a4cf | 2103 | lm93_write_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL3), ctl3); |
e46957ed HJK |
2104 | mutex_unlock(&data->update_lock); |
2105 | return count; | |
2106 | } | |
2107 | ||
2108 | static SENSOR_DEVICE_ATTR(pwm1_auto_spinup_min, S_IWUSR | S_IRUGO, | |
2109 | show_pwm_auto_spinup_min, | |
2110 | store_pwm_auto_spinup_min, 0); | |
2111 | static SENSOR_DEVICE_ATTR(pwm2_auto_spinup_min, S_IWUSR | S_IRUGO, | |
2112 | show_pwm_auto_spinup_min, | |
2113 | store_pwm_auto_spinup_min, 1); | |
2114 | ||
2115 | static ssize_t show_pwm_auto_spinup_time(struct device *dev, | |
2116 | struct device_attribute *attr, char *buf) | |
2117 | { | |
2118 | int nr = (to_sensor_dev_attr(attr))->index; | |
2119 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 2120 | return sprintf(buf, "%d\n", LM93_SPINUP_TIME_FROM_REG( |
e46957ed HJK |
2121 | data->block9[nr][LM93_PWM_CTL3])); |
2122 | } | |
2123 | ||
2124 | static ssize_t store_pwm_auto_spinup_time(struct device *dev, | |
2125 | struct device_attribute *attr, | |
2126 | const char *buf, size_t count) | |
2127 | { | |
2128 | int nr = (to_sensor_dev_attr(attr))->index; | |
2129 | struct i2c_client *client = to_i2c_client(dev); | |
2130 | struct lm93_data *data = i2c_get_clientdata(client); | |
e46957ed | 2131 | u8 ctl3; |
2804a4cf GR |
2132 | unsigned long val; |
2133 | int err; | |
2134 | ||
2135 | err = kstrtoul(buf, 10, &val); | |
2136 | if (err) | |
2137 | return err; | |
e46957ed HJK |
2138 | |
2139 | mutex_lock(&data->update_lock); | |
2804a4cf | 2140 | ctl3 = lm93_read_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL3)); |
e46957ed HJK |
2141 | ctl3 = (ctl3 & 0x1f) | (LM93_SPINUP_TIME_TO_REG(val) << 5 & 0xe0); |
2142 | data->block9[nr][LM93_PWM_CTL3] = ctl3; | |
2804a4cf | 2143 | lm93_write_byte(client, LM93_REG_PWM_CTL(nr, LM93_PWM_CTL3), ctl3); |
e46957ed HJK |
2144 | mutex_unlock(&data->update_lock); |
2145 | return count; | |
2146 | } | |
2147 | ||
2148 | static SENSOR_DEVICE_ATTR(pwm1_auto_spinup_time, S_IWUSR | S_IRUGO, | |
2149 | show_pwm_auto_spinup_time, | |
2150 | store_pwm_auto_spinup_time, 0); | |
2151 | static SENSOR_DEVICE_ATTR(pwm2_auto_spinup_time, S_IWUSR | S_IRUGO, | |
2152 | show_pwm_auto_spinup_time, | |
2153 | store_pwm_auto_spinup_time, 1); | |
2154 | ||
2155 | static ssize_t show_pwm_auto_prochot_ramp(struct device *dev, | |
2156 | struct device_attribute *attr, char *buf) | |
2157 | { | |
2158 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 2159 | return sprintf(buf, "%d\n", |
e46957ed HJK |
2160 | LM93_RAMP_FROM_REG(data->pwm_ramp_ctl >> 4 & 0x0f)); |
2161 | } | |
2162 | ||
2163 | static ssize_t store_pwm_auto_prochot_ramp(struct device *dev, | |
2164 | struct device_attribute *attr, | |
2165 | const char *buf, size_t count) | |
2166 | { | |
2167 | struct i2c_client *client = to_i2c_client(dev); | |
2168 | struct lm93_data *data = i2c_get_clientdata(client); | |
e46957ed | 2169 | u8 ramp; |
2804a4cf GR |
2170 | unsigned long val; |
2171 | int err; | |
2172 | ||
2173 | err = kstrtoul(buf, 10, &val); | |
2174 | if (err) | |
2175 | return err; | |
e46957ed HJK |
2176 | |
2177 | mutex_lock(&data->update_lock); | |
2178 | ramp = lm93_read_byte(client, LM93_REG_PWM_RAMP_CTL); | |
2179 | ramp = (ramp & 0x0f) | (LM93_RAMP_TO_REG(val) << 4 & 0xf0); | |
2180 | lm93_write_byte(client, LM93_REG_PWM_RAMP_CTL, ramp); | |
2181 | mutex_unlock(&data->update_lock); | |
2182 | return count; | |
2183 | } | |
2184 | ||
2185 | static DEVICE_ATTR(pwm_auto_prochot_ramp, S_IRUGO | S_IWUSR, | |
2186 | show_pwm_auto_prochot_ramp, | |
2187 | store_pwm_auto_prochot_ramp); | |
2188 | ||
2189 | static ssize_t show_pwm_auto_vrdhot_ramp(struct device *dev, | |
2190 | struct device_attribute *attr, char *buf) | |
2191 | { | |
2192 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 2193 | return sprintf(buf, "%d\n", |
e46957ed HJK |
2194 | LM93_RAMP_FROM_REG(data->pwm_ramp_ctl & 0x0f)); |
2195 | } | |
2196 | ||
2197 | static ssize_t store_pwm_auto_vrdhot_ramp(struct device *dev, | |
2198 | struct device_attribute *attr, | |
2199 | const char *buf, size_t count) | |
2200 | { | |
2201 | struct i2c_client *client = to_i2c_client(dev); | |
2202 | struct lm93_data *data = i2c_get_clientdata(client); | |
e46957ed | 2203 | u8 ramp; |
2804a4cf GR |
2204 | unsigned long val; |
2205 | int err; | |
2206 | ||
2207 | err = kstrtoul(buf, 10, &val); | |
2208 | if (err) | |
2209 | return err; | |
e46957ed HJK |
2210 | |
2211 | mutex_lock(&data->update_lock); | |
2212 | ramp = lm93_read_byte(client, LM93_REG_PWM_RAMP_CTL); | |
2213 | ramp = (ramp & 0xf0) | (LM93_RAMP_TO_REG(val) & 0x0f); | |
2214 | lm93_write_byte(client, LM93_REG_PWM_RAMP_CTL, ramp); | |
2215 | mutex_unlock(&data->update_lock); | |
2216 | return 0; | |
2217 | } | |
2218 | ||
2219 | static DEVICE_ATTR(pwm_auto_vrdhot_ramp, S_IRUGO | S_IWUSR, | |
2220 | show_pwm_auto_vrdhot_ramp, | |
2221 | store_pwm_auto_vrdhot_ramp); | |
2222 | ||
2223 | static ssize_t show_vid(struct device *dev, struct device_attribute *attr, | |
2224 | char *buf) | |
2225 | { | |
2226 | int nr = (to_sensor_dev_attr(attr))->index; | |
2227 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 2228 | return sprintf(buf, "%d\n", LM93_VID_FROM_REG(data->vid[nr])); |
e46957ed HJK |
2229 | } |
2230 | ||
e7f62303 JD |
2231 | static SENSOR_DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL, 0); |
2232 | static SENSOR_DEVICE_ATTR(cpu1_vid, S_IRUGO, show_vid, NULL, 1); | |
e46957ed HJK |
2233 | |
2234 | static ssize_t show_prochot(struct device *dev, struct device_attribute *attr, | |
2235 | char *buf) | |
2236 | { | |
2237 | int nr = (to_sensor_dev_attr(attr))->index; | |
2238 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 2239 | return sprintf(buf, "%d\n", data->block4[nr].cur); |
e46957ed HJK |
2240 | } |
2241 | ||
2242 | static SENSOR_DEVICE_ATTR(prochot1, S_IRUGO, show_prochot, NULL, 0); | |
2243 | static SENSOR_DEVICE_ATTR(prochot2, S_IRUGO, show_prochot, NULL, 1); | |
2244 | ||
2245 | static ssize_t show_prochot_avg(struct device *dev, | |
2246 | struct device_attribute *attr, char *buf) | |
2247 | { | |
2248 | int nr = (to_sensor_dev_attr(attr))->index; | |
2249 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 2250 | return sprintf(buf, "%d\n", data->block4[nr].avg); |
e46957ed HJK |
2251 | } |
2252 | ||
2253 | static SENSOR_DEVICE_ATTR(prochot1_avg, S_IRUGO, show_prochot_avg, NULL, 0); | |
2254 | static SENSOR_DEVICE_ATTR(prochot2_avg, S_IRUGO, show_prochot_avg, NULL, 1); | |
2255 | ||
2256 | static ssize_t show_prochot_max(struct device *dev, | |
2257 | struct device_attribute *attr, char *buf) | |
2258 | { | |
2259 | int nr = (to_sensor_dev_attr(attr))->index; | |
2260 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 2261 | return sprintf(buf, "%d\n", data->prochot_max[nr]); |
e46957ed HJK |
2262 | } |
2263 | ||
2264 | static ssize_t store_prochot_max(struct device *dev, | |
2265 | struct device_attribute *attr, | |
2266 | const char *buf, size_t count) | |
2267 | { | |
2268 | int nr = (to_sensor_dev_attr(attr))->index; | |
2269 | struct i2c_client *client = to_i2c_client(dev); | |
2270 | struct lm93_data *data = i2c_get_clientdata(client); | |
2804a4cf GR |
2271 | unsigned long val; |
2272 | int err; | |
2273 | ||
2274 | err = kstrtoul(buf, 10, &val); | |
2275 | if (err) | |
2276 | return err; | |
e46957ed HJK |
2277 | |
2278 | mutex_lock(&data->update_lock); | |
2279 | data->prochot_max[nr] = LM93_PROCHOT_TO_REG(val); | |
2280 | lm93_write_byte(client, LM93_REG_PROCHOT_MAX(nr), | |
2281 | data->prochot_max[nr]); | |
2282 | mutex_unlock(&data->update_lock); | |
2283 | return count; | |
2284 | } | |
2285 | ||
2286 | static SENSOR_DEVICE_ATTR(prochot1_max, S_IWUSR | S_IRUGO, | |
2287 | show_prochot_max, store_prochot_max, 0); | |
2288 | static SENSOR_DEVICE_ATTR(prochot2_max, S_IWUSR | S_IRUGO, | |
2289 | show_prochot_max, store_prochot_max, 1); | |
2290 | ||
2291 | static const u8 prochot_override_mask[] = { 0x80, 0x40 }; | |
2292 | ||
2293 | static ssize_t show_prochot_override(struct device *dev, | |
2294 | struct device_attribute *attr, char *buf) | |
2295 | { | |
2296 | int nr = (to_sensor_dev_attr(attr))->index; | |
2297 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 2298 | return sprintf(buf, "%d\n", |
e46957ed HJK |
2299 | (data->prochot_override & prochot_override_mask[nr]) ? 1 : 0); |
2300 | } | |
2301 | ||
2302 | static ssize_t store_prochot_override(struct device *dev, | |
2303 | struct device_attribute *attr, | |
2304 | const char *buf, size_t count) | |
2305 | { | |
2306 | int nr = (to_sensor_dev_attr(attr))->index; | |
2307 | struct i2c_client *client = to_i2c_client(dev); | |
2308 | struct lm93_data *data = i2c_get_clientdata(client); | |
2804a4cf GR |
2309 | unsigned long val; |
2310 | int err; | |
2311 | ||
2312 | err = kstrtoul(buf, 10, &val); | |
2313 | if (err) | |
2314 | return err; | |
e46957ed HJK |
2315 | |
2316 | mutex_lock(&data->update_lock); | |
2317 | if (val) | |
2318 | data->prochot_override |= prochot_override_mask[nr]; | |
2319 | else | |
2320 | data->prochot_override &= (~prochot_override_mask[nr]); | |
2321 | lm93_write_byte(client, LM93_REG_PROCHOT_OVERRIDE, | |
2322 | data->prochot_override); | |
2323 | mutex_unlock(&data->update_lock); | |
2324 | return count; | |
2325 | } | |
2326 | ||
2327 | static SENSOR_DEVICE_ATTR(prochot1_override, S_IWUSR | S_IRUGO, | |
2328 | show_prochot_override, store_prochot_override, 0); | |
2329 | static SENSOR_DEVICE_ATTR(prochot2_override, S_IWUSR | S_IRUGO, | |
2330 | show_prochot_override, store_prochot_override, 1); | |
2331 | ||
2332 | static ssize_t show_prochot_interval(struct device *dev, | |
2333 | struct device_attribute *attr, char *buf) | |
2334 | { | |
2335 | int nr = (to_sensor_dev_attr(attr))->index; | |
2336 | struct lm93_data *data = lm93_update_device(dev); | |
2337 | u8 tmp; | |
2804a4cf | 2338 | if (nr == 1) |
e46957ed HJK |
2339 | tmp = (data->prochot_interval & 0xf0) >> 4; |
2340 | else | |
2341 | tmp = data->prochot_interval & 0x0f; | |
2804a4cf | 2342 | return sprintf(buf, "%d\n", LM93_INTERVAL_FROM_REG(tmp)); |
e46957ed HJK |
2343 | } |
2344 | ||
2345 | static ssize_t store_prochot_interval(struct device *dev, | |
2346 | struct device_attribute *attr, | |
2347 | const char *buf, size_t count) | |
2348 | { | |
2349 | int nr = (to_sensor_dev_attr(attr))->index; | |
2350 | struct i2c_client *client = to_i2c_client(dev); | |
2351 | struct lm93_data *data = i2c_get_clientdata(client); | |
e46957ed | 2352 | u8 tmp; |
2804a4cf GR |
2353 | unsigned long val; |
2354 | int err; | |
2355 | ||
2356 | err = kstrtoul(buf, 10, &val); | |
2357 | if (err) | |
2358 | return err; | |
e46957ed HJK |
2359 | |
2360 | mutex_lock(&data->update_lock); | |
2361 | tmp = lm93_read_byte(client, LM93_REG_PROCHOT_INTERVAL); | |
2804a4cf | 2362 | if (nr == 1) |
e46957ed HJK |
2363 | tmp = (tmp & 0x0f) | (LM93_INTERVAL_TO_REG(val) << 4); |
2364 | else | |
2365 | tmp = (tmp & 0xf0) | LM93_INTERVAL_TO_REG(val); | |
2366 | data->prochot_interval = tmp; | |
2367 | lm93_write_byte(client, LM93_REG_PROCHOT_INTERVAL, tmp); | |
2368 | mutex_unlock(&data->update_lock); | |
2369 | return count; | |
2370 | } | |
2371 | ||
2372 | static SENSOR_DEVICE_ATTR(prochot1_interval, S_IWUSR | S_IRUGO, | |
2373 | show_prochot_interval, store_prochot_interval, 0); | |
2374 | static SENSOR_DEVICE_ATTR(prochot2_interval, S_IWUSR | S_IRUGO, | |
2375 | show_prochot_interval, store_prochot_interval, 1); | |
2376 | ||
2377 | static ssize_t show_prochot_override_duty_cycle(struct device *dev, | |
2378 | struct device_attribute *attr, | |
2379 | char *buf) | |
2380 | { | |
2381 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 2382 | return sprintf(buf, "%d\n", data->prochot_override & 0x0f); |
e46957ed HJK |
2383 | } |
2384 | ||
2385 | static ssize_t store_prochot_override_duty_cycle(struct device *dev, | |
2386 | struct device_attribute *attr, | |
2387 | const char *buf, size_t count) | |
2388 | { | |
2389 | struct i2c_client *client = to_i2c_client(dev); | |
2390 | struct lm93_data *data = i2c_get_clientdata(client); | |
2804a4cf GR |
2391 | unsigned long val; |
2392 | int err; | |
2393 | ||
2394 | err = kstrtoul(buf, 10, &val); | |
2395 | if (err) | |
2396 | return err; | |
e46957ed HJK |
2397 | |
2398 | mutex_lock(&data->update_lock); | |
2399 | data->prochot_override = (data->prochot_override & 0xf0) | | |
2400 | SENSORS_LIMIT(val, 0, 15); | |
2401 | lm93_write_byte(client, LM93_REG_PROCHOT_OVERRIDE, | |
2402 | data->prochot_override); | |
2403 | mutex_unlock(&data->update_lock); | |
2404 | return count; | |
2405 | } | |
2406 | ||
2407 | static DEVICE_ATTR(prochot_override_duty_cycle, S_IRUGO | S_IWUSR, | |
2408 | show_prochot_override_duty_cycle, | |
2409 | store_prochot_override_duty_cycle); | |
2410 | ||
2411 | static ssize_t show_prochot_short(struct device *dev, | |
2412 | struct device_attribute *attr, char *buf) | |
2413 | { | |
2414 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 2415 | return sprintf(buf, "%d\n", (data->config & 0x10) ? 1 : 0); |
e46957ed HJK |
2416 | } |
2417 | ||
2418 | static ssize_t store_prochot_short(struct device *dev, | |
2419 | struct device_attribute *attr, | |
2420 | const char *buf, size_t count) | |
2421 | { | |
2422 | struct i2c_client *client = to_i2c_client(dev); | |
2423 | struct lm93_data *data = i2c_get_clientdata(client); | |
2804a4cf GR |
2424 | unsigned long val; |
2425 | int err; | |
2426 | ||
2427 | err = kstrtoul(buf, 10, &val); | |
2428 | if (err) | |
2429 | return err; | |
e46957ed HJK |
2430 | |
2431 | mutex_lock(&data->update_lock); | |
2432 | if (val) | |
2433 | data->config |= 0x10; | |
2434 | else | |
2435 | data->config &= ~0x10; | |
2436 | lm93_write_byte(client, LM93_REG_CONFIG, data->config); | |
2437 | mutex_unlock(&data->update_lock); | |
2438 | return count; | |
2439 | } | |
2440 | ||
2441 | static DEVICE_ATTR(prochot_short, S_IRUGO | S_IWUSR, | |
2442 | show_prochot_short, store_prochot_short); | |
2443 | ||
2444 | static ssize_t show_vrdhot(struct device *dev, struct device_attribute *attr, | |
2445 | char *buf) | |
2446 | { | |
2447 | int nr = (to_sensor_dev_attr(attr))->index; | |
2448 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf GR |
2449 | return sprintf(buf, "%d\n", |
2450 | data->block1.host_status_1 & (1 << (nr + 4)) ? 1 : 0); | |
e46957ed HJK |
2451 | } |
2452 | ||
2453 | static SENSOR_DEVICE_ATTR(vrdhot1, S_IRUGO, show_vrdhot, NULL, 0); | |
2454 | static SENSOR_DEVICE_ATTR(vrdhot2, S_IRUGO, show_vrdhot, NULL, 1); | |
2455 | ||
2456 | static ssize_t show_gpio(struct device *dev, struct device_attribute *attr, | |
2457 | char *buf) | |
2458 | { | |
2459 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 2460 | return sprintf(buf, "%d\n", LM93_GPI_FROM_REG(data->gpi)); |
e46957ed HJK |
2461 | } |
2462 | ||
2463 | static DEVICE_ATTR(gpio, S_IRUGO, show_gpio, NULL); | |
2464 | ||
2465 | static ssize_t show_alarms(struct device *dev, struct device_attribute *attr, | |
2466 | char *buf) | |
2467 | { | |
2468 | struct lm93_data *data = lm93_update_device(dev); | |
2804a4cf | 2469 | return sprintf(buf, "%d\n", LM93_ALARMS_FROM_REG(data->block1)); |
e46957ed HJK |
2470 | } |
2471 | ||
2472 | static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL); | |
2473 | ||
2474 | static struct attribute *lm93_attrs[] = { | |
2475 | &sensor_dev_attr_in1_input.dev_attr.attr, | |
2476 | &sensor_dev_attr_in2_input.dev_attr.attr, | |
2477 | &sensor_dev_attr_in3_input.dev_attr.attr, | |
2478 | &sensor_dev_attr_in4_input.dev_attr.attr, | |
2479 | &sensor_dev_attr_in5_input.dev_attr.attr, | |
2480 | &sensor_dev_attr_in6_input.dev_attr.attr, | |
2481 | &sensor_dev_attr_in7_input.dev_attr.attr, | |
2482 | &sensor_dev_attr_in8_input.dev_attr.attr, | |
2483 | &sensor_dev_attr_in9_input.dev_attr.attr, | |
2484 | &sensor_dev_attr_in10_input.dev_attr.attr, | |
2485 | &sensor_dev_attr_in11_input.dev_attr.attr, | |
2486 | &sensor_dev_attr_in12_input.dev_attr.attr, | |
2487 | &sensor_dev_attr_in13_input.dev_attr.attr, | |
2488 | &sensor_dev_attr_in14_input.dev_attr.attr, | |
2489 | &sensor_dev_attr_in15_input.dev_attr.attr, | |
2490 | &sensor_dev_attr_in16_input.dev_attr.attr, | |
2491 | &sensor_dev_attr_in1_min.dev_attr.attr, | |
2492 | &sensor_dev_attr_in2_min.dev_attr.attr, | |
2493 | &sensor_dev_attr_in3_min.dev_attr.attr, | |
2494 | &sensor_dev_attr_in4_min.dev_attr.attr, | |
2495 | &sensor_dev_attr_in5_min.dev_attr.attr, | |
2496 | &sensor_dev_attr_in6_min.dev_attr.attr, | |
2497 | &sensor_dev_attr_in7_min.dev_attr.attr, | |
2498 | &sensor_dev_attr_in8_min.dev_attr.attr, | |
2499 | &sensor_dev_attr_in9_min.dev_attr.attr, | |
2500 | &sensor_dev_attr_in10_min.dev_attr.attr, | |
2501 | &sensor_dev_attr_in11_min.dev_attr.attr, | |
2502 | &sensor_dev_attr_in12_min.dev_attr.attr, | |
2503 | &sensor_dev_attr_in13_min.dev_attr.attr, | |
2504 | &sensor_dev_attr_in14_min.dev_attr.attr, | |
2505 | &sensor_dev_attr_in15_min.dev_attr.attr, | |
2506 | &sensor_dev_attr_in16_min.dev_attr.attr, | |
2507 | &sensor_dev_attr_in1_max.dev_attr.attr, | |
2508 | &sensor_dev_attr_in2_max.dev_attr.attr, | |
2509 | &sensor_dev_attr_in3_max.dev_attr.attr, | |
2510 | &sensor_dev_attr_in4_max.dev_attr.attr, | |
2511 | &sensor_dev_attr_in5_max.dev_attr.attr, | |
2512 | &sensor_dev_attr_in6_max.dev_attr.attr, | |
2513 | &sensor_dev_attr_in7_max.dev_attr.attr, | |
2514 | &sensor_dev_attr_in8_max.dev_attr.attr, | |
2515 | &sensor_dev_attr_in9_max.dev_attr.attr, | |
2516 | &sensor_dev_attr_in10_max.dev_attr.attr, | |
2517 | &sensor_dev_attr_in11_max.dev_attr.attr, | |
2518 | &sensor_dev_attr_in12_max.dev_attr.attr, | |
2519 | &sensor_dev_attr_in13_max.dev_attr.attr, | |
2520 | &sensor_dev_attr_in14_max.dev_attr.attr, | |
2521 | &sensor_dev_attr_in15_max.dev_attr.attr, | |
2522 | &sensor_dev_attr_in16_max.dev_attr.attr, | |
2523 | &sensor_dev_attr_temp1_input.dev_attr.attr, | |
2524 | &sensor_dev_attr_temp2_input.dev_attr.attr, | |
2525 | &sensor_dev_attr_temp3_input.dev_attr.attr, | |
2526 | &sensor_dev_attr_temp1_min.dev_attr.attr, | |
2527 | &sensor_dev_attr_temp2_min.dev_attr.attr, | |
2528 | &sensor_dev_attr_temp3_min.dev_attr.attr, | |
2529 | &sensor_dev_attr_temp1_max.dev_attr.attr, | |
2530 | &sensor_dev_attr_temp2_max.dev_attr.attr, | |
2531 | &sensor_dev_attr_temp3_max.dev_attr.attr, | |
2532 | &sensor_dev_attr_temp1_auto_base.dev_attr.attr, | |
2533 | &sensor_dev_attr_temp2_auto_base.dev_attr.attr, | |
2534 | &sensor_dev_attr_temp3_auto_base.dev_attr.attr, | |
2535 | &sensor_dev_attr_temp1_auto_boost.dev_attr.attr, | |
2536 | &sensor_dev_attr_temp2_auto_boost.dev_attr.attr, | |
2537 | &sensor_dev_attr_temp3_auto_boost.dev_attr.attr, | |
2538 | &sensor_dev_attr_temp1_auto_boost_hyst.dev_attr.attr, | |
2539 | &sensor_dev_attr_temp2_auto_boost_hyst.dev_attr.attr, | |
2540 | &sensor_dev_attr_temp3_auto_boost_hyst.dev_attr.attr, | |
2541 | &sensor_dev_attr_temp1_auto_offset1.dev_attr.attr, | |
2542 | &sensor_dev_attr_temp1_auto_offset2.dev_attr.attr, | |
2543 | &sensor_dev_attr_temp1_auto_offset3.dev_attr.attr, | |
2544 | &sensor_dev_attr_temp1_auto_offset4.dev_attr.attr, | |
2545 | &sensor_dev_attr_temp1_auto_offset5.dev_attr.attr, | |
2546 | &sensor_dev_attr_temp1_auto_offset6.dev_attr.attr, | |
2547 | &sensor_dev_attr_temp1_auto_offset7.dev_attr.attr, | |
2548 | &sensor_dev_attr_temp1_auto_offset8.dev_attr.attr, | |
2549 | &sensor_dev_attr_temp1_auto_offset9.dev_attr.attr, | |
2550 | &sensor_dev_attr_temp1_auto_offset10.dev_attr.attr, | |
2551 | &sensor_dev_attr_temp1_auto_offset11.dev_attr.attr, | |
2552 | &sensor_dev_attr_temp1_auto_offset12.dev_attr.attr, | |
2553 | &sensor_dev_attr_temp2_auto_offset1.dev_attr.attr, | |
2554 | &sensor_dev_attr_temp2_auto_offset2.dev_attr.attr, | |
2555 | &sensor_dev_attr_temp2_auto_offset3.dev_attr.attr, | |
2556 | &sensor_dev_attr_temp2_auto_offset4.dev_attr.attr, | |
2557 | &sensor_dev_attr_temp2_auto_offset5.dev_attr.attr, | |
2558 | &sensor_dev_attr_temp2_auto_offset6.dev_attr.attr, | |
2559 | &sensor_dev_attr_temp2_auto_offset7.dev_attr.attr, | |
2560 | &sensor_dev_attr_temp2_auto_offset8.dev_attr.attr, | |
2561 | &sensor_dev_attr_temp2_auto_offset9.dev_attr.attr, | |
2562 | &sensor_dev_attr_temp2_auto_offset10.dev_attr.attr, | |
2563 | &sensor_dev_attr_temp2_auto_offset11.dev_attr.attr, | |
2564 | &sensor_dev_attr_temp2_auto_offset12.dev_attr.attr, | |
2565 | &sensor_dev_attr_temp3_auto_offset1.dev_attr.attr, | |
2566 | &sensor_dev_attr_temp3_auto_offset2.dev_attr.attr, | |
2567 | &sensor_dev_attr_temp3_auto_offset3.dev_attr.attr, | |
2568 | &sensor_dev_attr_temp3_auto_offset4.dev_attr.attr, | |
2569 | &sensor_dev_attr_temp3_auto_offset5.dev_attr.attr, | |
2570 | &sensor_dev_attr_temp3_auto_offset6.dev_attr.attr, | |
2571 | &sensor_dev_attr_temp3_auto_offset7.dev_attr.attr, | |
2572 | &sensor_dev_attr_temp3_auto_offset8.dev_attr.attr, | |
2573 | &sensor_dev_attr_temp3_auto_offset9.dev_attr.attr, | |
2574 | &sensor_dev_attr_temp3_auto_offset10.dev_attr.attr, | |
2575 | &sensor_dev_attr_temp3_auto_offset11.dev_attr.attr, | |
2576 | &sensor_dev_attr_temp3_auto_offset12.dev_attr.attr, | |
2577 | &sensor_dev_attr_temp1_auto_pwm_min.dev_attr.attr, | |
2578 | &sensor_dev_attr_temp2_auto_pwm_min.dev_attr.attr, | |
2579 | &sensor_dev_attr_temp3_auto_pwm_min.dev_attr.attr, | |
2580 | &sensor_dev_attr_temp1_auto_offset_hyst.dev_attr.attr, | |
2581 | &sensor_dev_attr_temp2_auto_offset_hyst.dev_attr.attr, | |
2582 | &sensor_dev_attr_temp3_auto_offset_hyst.dev_attr.attr, | |
2583 | &sensor_dev_attr_fan1_input.dev_attr.attr, | |
2584 | &sensor_dev_attr_fan2_input.dev_attr.attr, | |
2585 | &sensor_dev_attr_fan3_input.dev_attr.attr, | |
2586 | &sensor_dev_attr_fan4_input.dev_attr.attr, | |
2587 | &sensor_dev_attr_fan1_min.dev_attr.attr, | |
2588 | &sensor_dev_attr_fan2_min.dev_attr.attr, | |
2589 | &sensor_dev_attr_fan3_min.dev_attr.attr, | |
2590 | &sensor_dev_attr_fan4_min.dev_attr.attr, | |
2591 | &sensor_dev_attr_fan1_smart_tach.dev_attr.attr, | |
2592 | &sensor_dev_attr_fan2_smart_tach.dev_attr.attr, | |
2593 | &sensor_dev_attr_fan3_smart_tach.dev_attr.attr, | |
2594 | &sensor_dev_attr_fan4_smart_tach.dev_attr.attr, | |
2595 | &sensor_dev_attr_pwm1.dev_attr.attr, | |
2596 | &sensor_dev_attr_pwm2.dev_attr.attr, | |
2597 | &sensor_dev_attr_pwm1_enable.dev_attr.attr, | |
2598 | &sensor_dev_attr_pwm2_enable.dev_attr.attr, | |
2599 | &sensor_dev_attr_pwm1_freq.dev_attr.attr, | |
2600 | &sensor_dev_attr_pwm2_freq.dev_attr.attr, | |
2601 | &sensor_dev_attr_pwm1_auto_channels.dev_attr.attr, | |
2602 | &sensor_dev_attr_pwm2_auto_channels.dev_attr.attr, | |
2603 | &sensor_dev_attr_pwm1_auto_spinup_min.dev_attr.attr, | |
2604 | &sensor_dev_attr_pwm2_auto_spinup_min.dev_attr.attr, | |
2605 | &sensor_dev_attr_pwm1_auto_spinup_time.dev_attr.attr, | |
2606 | &sensor_dev_attr_pwm2_auto_spinup_time.dev_attr.attr, | |
2607 | &dev_attr_pwm_auto_prochot_ramp.attr, | |
2608 | &dev_attr_pwm_auto_vrdhot_ramp.attr, | |
e7f62303 JD |
2609 | &sensor_dev_attr_cpu0_vid.dev_attr.attr, |
2610 | &sensor_dev_attr_cpu1_vid.dev_attr.attr, | |
e46957ed HJK |
2611 | &sensor_dev_attr_prochot1.dev_attr.attr, |
2612 | &sensor_dev_attr_prochot2.dev_attr.attr, | |
2613 | &sensor_dev_attr_prochot1_avg.dev_attr.attr, | |
2614 | &sensor_dev_attr_prochot2_avg.dev_attr.attr, | |
2615 | &sensor_dev_attr_prochot1_max.dev_attr.attr, | |
2616 | &sensor_dev_attr_prochot2_max.dev_attr.attr, | |
2617 | &sensor_dev_attr_prochot1_override.dev_attr.attr, | |
2618 | &sensor_dev_attr_prochot2_override.dev_attr.attr, | |
2619 | &sensor_dev_attr_prochot1_interval.dev_attr.attr, | |
2620 | &sensor_dev_attr_prochot2_interval.dev_attr.attr, | |
2621 | &dev_attr_prochot_override_duty_cycle.attr, | |
2622 | &dev_attr_prochot_short.attr, | |
2623 | &sensor_dev_attr_vrdhot1.dev_attr.attr, | |
2624 | &sensor_dev_attr_vrdhot2.dev_attr.attr, | |
2625 | &dev_attr_gpio.attr, | |
2626 | &dev_attr_alarms.attr, | |
2627 | NULL | |
2628 | }; | |
2629 | ||
2630 | static struct attribute_group lm93_attr_grp = { | |
2631 | .attrs = lm93_attrs, | |
2632 | }; | |
2633 | ||
2634 | static void lm93_init_client(struct i2c_client *client) | |
2635 | { | |
2636 | int i; | |
2637 | u8 reg; | |
2638 | ||
2639 | /* configure VID pin input thresholds */ | |
2640 | reg = lm93_read_byte(client, LM93_REG_GPI_VID_CTL); | |
2641 | lm93_write_byte(client, LM93_REG_GPI_VID_CTL, | |
2642 | reg | (vid_agtl ? 0x03 : 0x00)); | |
2643 | ||
2644 | if (init) { | |
2645 | /* enable #ALERT pin */ | |
2646 | reg = lm93_read_byte(client, LM93_REG_CONFIG); | |
2647 | lm93_write_byte(client, LM93_REG_CONFIG, reg | 0x08); | |
2648 | ||
2649 | /* enable ASF mode for BMC status registers */ | |
2650 | reg = lm93_read_byte(client, LM93_REG_STATUS_CONTROL); | |
2651 | lm93_write_byte(client, LM93_REG_STATUS_CONTROL, reg | 0x02); | |
2652 | ||
2653 | /* set sleep state to S0 */ | |
2654 | lm93_write_byte(client, LM93_REG_SLEEP_CONTROL, 0); | |
2655 | ||
2656 | /* unmask #VRDHOT and dynamic VCCP (if nec) error events */ | |
2657 | reg = lm93_read_byte(client, LM93_REG_MISC_ERR_MASK); | |
2658 | reg &= ~0x03; | |
2659 | reg &= ~(vccp_limit_type[0] ? 0x10 : 0); | |
2660 | reg &= ~(vccp_limit_type[1] ? 0x20 : 0); | |
2661 | lm93_write_byte(client, LM93_REG_MISC_ERR_MASK, reg); | |
2662 | } | |
2663 | ||
2664 | /* start monitoring */ | |
2665 | reg = lm93_read_byte(client, LM93_REG_CONFIG); | |
2666 | lm93_write_byte(client, LM93_REG_CONFIG, reg | 0x01); | |
2667 | ||
2668 | /* spin until ready */ | |
2804a4cf | 2669 | for (i = 0; i < 20; i++) { |
e46957ed HJK |
2670 | msleep(10); |
2671 | if ((lm93_read_byte(client, LM93_REG_CONFIG) & 0x80) == 0x80) | |
2672 | return; | |
2673 | } | |
2674 | ||
2804a4cf | 2675 | dev_warn(&client->dev, "timed out waiting for sensor " |
e46957ed HJK |
2676 | "chip to signal ready!\n"); |
2677 | } | |
2678 | ||
70b72406 | 2679 | /* Return 0 if detection is successful, -ENODEV otherwise */ |
310ec792 | 2680 | static int lm93_detect(struct i2c_client *client, struct i2c_board_info *info) |
e46957ed | 2681 | { |
70b72406 | 2682 | struct i2c_adapter *adapter = client->adapter; |
52df6440 | 2683 | int mfr, ver; |
c7bf71c5 | 2684 | const char *name; |
e46957ed | 2685 | |
70b72406 JD |
2686 | if (!i2c_check_functionality(adapter, LM93_SMBUS_FUNC_MIN)) |
2687 | return -ENODEV; | |
e46957ed HJK |
2688 | |
2689 | /* detection */ | |
52df6440 JD |
2690 | mfr = lm93_read_byte(client, LM93_REG_MFR_ID); |
2691 | if (mfr != 0x01) { | |
2692 | dev_dbg(&adapter->dev, | |
2693 | "detect failed, bad manufacturer id 0x%02x!\n", mfr); | |
2694 | return -ENODEV; | |
e46957ed HJK |
2695 | } |
2696 | ||
52df6440 | 2697 | ver = lm93_read_byte(client, LM93_REG_VER); |
c7bf71c5 GR |
2698 | switch (ver) { |
2699 | case LM93_MFR_ID: | |
2700 | case LM93_MFR_ID_PROTOTYPE: | |
2701 | name = "lm93"; | |
2702 | break; | |
2703 | case LM94_MFR_ID_2: | |
2704 | case LM94_MFR_ID: | |
2705 | case LM94_MFR_ID_PROTOTYPE: | |
2706 | name = "lm94"; | |
2707 | break; | |
2708 | default: | |
52df6440 JD |
2709 | dev_dbg(&adapter->dev, |
2710 | "detect failed, bad version id 0x%02x!\n", ver); | |
2711 | return -ENODEV; | |
e46957ed HJK |
2712 | } |
2713 | ||
c7bf71c5 | 2714 | strlcpy(info->type, name, I2C_NAME_SIZE); |
2804a4cf | 2715 | dev_dbg(&adapter->dev, "loading %s at %d, 0x%02x\n", |
e46957ed HJK |
2716 | client->name, i2c_adapter_id(client->adapter), |
2717 | client->addr); | |
2718 | ||
70b72406 JD |
2719 | return 0; |
2720 | } | |
2721 | ||
2722 | static int lm93_probe(struct i2c_client *client, | |
2723 | const struct i2c_device_id *id) | |
2724 | { | |
2725 | struct lm93_data *data; | |
2726 | int err, func; | |
2727 | void (*update)(struct lm93_data *, struct i2c_client *); | |
2728 | ||
2729 | /* choose update routine based on bus capabilities */ | |
2730 | func = i2c_get_functionality(client->adapter); | |
2731 | if (((LM93_SMBUS_FUNC_FULL & func) == LM93_SMBUS_FUNC_FULL) && | |
2732 | (!disable_block)) { | |
2733 | dev_dbg(&client->dev, "using SMBus block data transactions\n"); | |
2734 | update = lm93_update_client_full; | |
2735 | } else if ((LM93_SMBUS_FUNC_MIN & func) == LM93_SMBUS_FUNC_MIN) { | |
2736 | dev_dbg(&client->dev, "disabled SMBus block data " | |
2737 | "transactions\n"); | |
2738 | update = lm93_update_client_min; | |
2739 | } else { | |
2740 | dev_dbg(&client->dev, "detect failed, " | |
2741 | "smbus byte and/or word data not supported!\n"); | |
4a8ad25a | 2742 | return -ENODEV; |
70b72406 JD |
2743 | } |
2744 | ||
4a8ad25a | 2745 | data = devm_kzalloc(&client->dev, sizeof(struct lm93_data), GFP_KERNEL); |
70b72406 JD |
2746 | if (!data) { |
2747 | dev_dbg(&client->dev, "out of memory!\n"); | |
4a8ad25a | 2748 | return -ENOMEM; |
70b72406 JD |
2749 | } |
2750 | i2c_set_clientdata(client, data); | |
2751 | ||
e46957ed HJK |
2752 | /* housekeeping */ |
2753 | data->valid = 0; | |
2754 | data->update = update; | |
2755 | mutex_init(&data->update_lock); | |
2756 | ||
e46957ed HJK |
2757 | /* initialize the chip */ |
2758 | lm93_init_client(client); | |
2759 | ||
2760 | err = sysfs_create_group(&client->dev.kobj, &lm93_attr_grp); | |
2761 | if (err) | |
4a8ad25a | 2762 | return err; |
e46957ed HJK |
2763 | |
2764 | /* Register hwmon driver class */ | |
1beeffe4 | 2765 | data->hwmon_dev = hwmon_device_register(&client->dev); |
2804a4cf | 2766 | if (!IS_ERR(data->hwmon_dev)) |
e46957ed HJK |
2767 | return 0; |
2768 | ||
1beeffe4 | 2769 | err = PTR_ERR(data->hwmon_dev); |
e46957ed HJK |
2770 | dev_err(&client->dev, "error registering hwmon device.\n"); |
2771 | sysfs_remove_group(&client->dev.kobj, &lm93_attr_grp); | |
e46957ed HJK |
2772 | return err; |
2773 | } | |
2774 | ||
70b72406 | 2775 | static int lm93_remove(struct i2c_client *client) |
e46957ed HJK |
2776 | { |
2777 | struct lm93_data *data = i2c_get_clientdata(client); | |
e46957ed | 2778 | |
1beeffe4 | 2779 | hwmon_device_unregister(data->hwmon_dev); |
e46957ed HJK |
2780 | sysfs_remove_group(&client->dev.kobj, &lm93_attr_grp); |
2781 | ||
70b72406 | 2782 | return 0; |
e46957ed HJK |
2783 | } |
2784 | ||
70b72406 | 2785 | static const struct i2c_device_id lm93_id[] = { |
1f86df49 | 2786 | { "lm93", 0 }, |
c7bf71c5 | 2787 | { "lm94", 0 }, |
70b72406 JD |
2788 | { } |
2789 | }; | |
2790 | MODULE_DEVICE_TABLE(i2c, lm93_id); | |
2791 | ||
e46957ed | 2792 | static struct i2c_driver lm93_driver = { |
70b72406 | 2793 | .class = I2C_CLASS_HWMON, |
e46957ed HJK |
2794 | .driver = { |
2795 | .name = "lm93", | |
2796 | }, | |
70b72406 JD |
2797 | .probe = lm93_probe, |
2798 | .remove = lm93_remove, | |
2799 | .id_table = lm93_id, | |
2800 | .detect = lm93_detect, | |
c3813d6a | 2801 | .address_list = normal_i2c, |
e46957ed HJK |
2802 | }; |
2803 | ||
f0967eea | 2804 | module_i2c_driver(lm93_driver); |
e46957ed HJK |
2805 | |
2806 | MODULE_AUTHOR("Mark M. Hoffman <mhoffman@lightlink.com>, " | |
2aa25c22 | 2807 | "Hans J. Koch <hjk@hansjkoch.de>"); |
e46957ed HJK |
2808 | MODULE_DESCRIPTION("LM93 driver"); |
2809 | MODULE_LICENSE("GPL"); |