Commit | Line | Data |
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9de2e2e8 GR |
1 | /* |
2 | * nct6775 - Driver for the hardware monitoring functionality of | |
3 | * Nuvoton NCT677x Super-I/O chips | |
4 | * | |
5 | * Copyright (C) 2012 Guenter Roeck <linux@roeck-us.net> | |
6 | * | |
7 | * Derived from w83627ehf driver | |
7c81c60f | 8 | * Copyright (C) 2005-2012 Jean Delvare <jdelvare@suse.de> |
9de2e2e8 GR |
9 | * Copyright (C) 2006 Yuan Mu (Winbond), |
10 | * Rudolf Marek <r.marek@assembler.cz> | |
11 | * David Hubbard <david.c.hubbard@gmail.com> | |
12 | * Daniel J Blueman <daniel.blueman@gmail.com> | |
13 | * Copyright (C) 2010 Sheng-Yuan Huang (Nuvoton) (PS00) | |
14 | * | |
15 | * Shamelessly ripped from the w83627hf driver | |
16 | * Copyright (C) 2003 Mark Studebaker | |
17 | * | |
18 | * This program is free software; you can redistribute it and/or modify | |
19 | * it under the terms of the GNU General Public License as published by | |
20 | * the Free Software Foundation; either version 2 of the License, or | |
21 | * (at your option) any later version. | |
22 | * | |
23 | * This program is distributed in the hope that it will be useful, | |
24 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
25 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
26 | * GNU General Public License for more details. | |
27 | * | |
28 | * You should have received a copy of the GNU General Public License | |
29 | * along with this program; if not, write to the Free Software | |
30 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
31 | * | |
32 | * | |
33 | * Supports the following chips: | |
34 | * | |
35 | * Chip #vin #fan #pwm #temp chip IDs man ID | |
6c009501 | 36 | * nct6106d 9 3 3 6+3 0xc450 0xc1 0x5ca3 |
9de2e2e8 GR |
37 | * nct6775f 9 4 3 6+3 0xb470 0xc1 0x5ca3 |
38 | * nct6776f 9 5 3 6+3 0xc330 0xc1 0x5ca3 | |
39 | * nct6779d 15 5 5 2+6 0xc560 0xc1 0x5ca3 | |
578ab5f0 | 40 | * nct6791d 15 6 6 2+6 0xc800 0xc1 0x5ca3 |
8aefb93f | 41 | * nct6792d 15 6 6 2+6 0xc910 0xc1 0x5ca3 |
cd1faefa | 42 | * nct6793d 15 6 6 2+6 0xd120 0xc1 0x5ca3 |
419220dc | 43 | * nct6795d 14 6 6 2+6 0xd350 0xc1 0x5ca3 |
81820059 | 44 | * nct6796d 14 7 7 2+6 0xd420 0xc1 0x5ca3 |
9de2e2e8 GR |
45 | * |
46 | * #temp lists the number of monitored temperature sources (first value) plus | |
47 | * the number of directly connectable temperature sensors (second value). | |
48 | */ | |
49 | ||
50 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt | |
51 | ||
52 | #include <linux/module.h> | |
53 | #include <linux/init.h> | |
54 | #include <linux/slab.h> | |
55 | #include <linux/jiffies.h> | |
56 | #include <linux/platform_device.h> | |
57 | #include <linux/hwmon.h> | |
58 | #include <linux/hwmon-sysfs.h> | |
59 | #include <linux/hwmon-vid.h> | |
60 | #include <linux/err.h> | |
61 | #include <linux/mutex.h> | |
62 | #include <linux/acpi.h> | |
d1bb2186 | 63 | #include <linux/bitops.h> |
25cdd99d | 64 | #include <linux/dmi.h> |
9de2e2e8 GR |
65 | #include <linux/io.h> |
66 | #include "lm75.h" | |
67 | ||
aa136e5d GR |
68 | #define USE_ALTERNATE |
69 | ||
419220dc | 70 | enum kinds { nct6106, nct6775, nct6776, nct6779, nct6791, nct6792, nct6793, |
81820059 | 71 | nct6795, nct6796 }; |
9de2e2e8 GR |
72 | |
73 | /* used to set data->name = nct6775_device_names[data->sio_kind] */ | |
74 | static const char * const nct6775_device_names[] = { | |
6c009501 | 75 | "nct6106", |
9de2e2e8 GR |
76 | "nct6775", |
77 | "nct6776", | |
78 | "nct6779", | |
578ab5f0 | 79 | "nct6791", |
8aefb93f | 80 | "nct6792", |
cd1faefa | 81 | "nct6793", |
419220dc | 82 | "nct6795", |
81820059 | 83 | "nct6796", |
cd1faefa GR |
84 | }; |
85 | ||
86 | static const char * const nct6775_sio_names[] __initconst = { | |
87 | "NCT6106D", | |
88 | "NCT6775F", | |
89 | "NCT6776D/F", | |
90 | "NCT6779D", | |
91 | "NCT6791D", | |
92 | "NCT6792D", | |
93 | "NCT6793D", | |
419220dc | 94 | "NCT6795D", |
81820059 | 95 | "NCT6796D", |
9de2e2e8 GR |
96 | }; |
97 | ||
98 | static unsigned short force_id; | |
99 | module_param(force_id, ushort, 0); | |
100 | MODULE_PARM_DESC(force_id, "Override the detected device ID"); | |
101 | ||
47ece964 GR |
102 | static unsigned short fan_debounce; |
103 | module_param(fan_debounce, ushort, 0); | |
104 | MODULE_PARM_DESC(fan_debounce, "Enable debouncing for fan RPM signal"); | |
105 | ||
9de2e2e8 GR |
106 | #define DRVNAME "nct6775" |
107 | ||
108 | /* | |
109 | * Super-I/O constants and functions | |
110 | */ | |
111 | ||
a6bd5878 | 112 | #define NCT6775_LD_ACPI 0x0a |
9de2e2e8 GR |
113 | #define NCT6775_LD_HWM 0x0b |
114 | #define NCT6775_LD_VID 0x0d | |
e5c85221 | 115 | #define NCT6775_LD_12 0x12 |
9de2e2e8 GR |
116 | |
117 | #define SIO_REG_LDSEL 0x07 /* Logical device select */ | |
118 | #define SIO_REG_DEVID 0x20 /* Device ID (2 bytes) */ | |
119 | #define SIO_REG_ENABLE 0x30 /* Logical device enable */ | |
120 | #define SIO_REG_ADDR 0x60 /* Logical device address (2 bytes) */ | |
121 | ||
6c009501 | 122 | #define SIO_NCT6106_ID 0xc450 |
9de2e2e8 GR |
123 | #define SIO_NCT6775_ID 0xb470 |
124 | #define SIO_NCT6776_ID 0xc330 | |
125 | #define SIO_NCT6779_ID 0xc560 | |
578ab5f0 | 126 | #define SIO_NCT6791_ID 0xc800 |
8aefb93f | 127 | #define SIO_NCT6792_ID 0xc910 |
cd1faefa | 128 | #define SIO_NCT6793_ID 0xd120 |
419220dc | 129 | #define SIO_NCT6795_ID 0xd350 |
81820059 | 130 | #define SIO_NCT6796_ID 0xd420 |
9de2e2e8 GR |
131 | #define SIO_ID_MASK 0xFFF0 |
132 | ||
77eb5b37 GR |
133 | enum pwm_enable { off, manual, thermal_cruise, speed_cruise, sf3, sf4 }; |
134 | ||
9de2e2e8 GR |
135 | static inline void |
136 | superio_outb(int ioreg, int reg, int val) | |
137 | { | |
138 | outb(reg, ioreg); | |
139 | outb(val, ioreg + 1); | |
140 | } | |
141 | ||
142 | static inline int | |
143 | superio_inb(int ioreg, int reg) | |
144 | { | |
145 | outb(reg, ioreg); | |
146 | return inb(ioreg + 1); | |
147 | } | |
148 | ||
149 | static inline void | |
150 | superio_select(int ioreg, int ld) | |
151 | { | |
152 | outb(SIO_REG_LDSEL, ioreg); | |
153 | outb(ld, ioreg + 1); | |
154 | } | |
155 | ||
156 | static inline int | |
157 | superio_enter(int ioreg) | |
158 | { | |
159 | /* | |
160 | * Try to reserve <ioreg> and <ioreg + 1> for exclusive access. | |
161 | */ | |
162 | if (!request_muxed_region(ioreg, 2, DRVNAME)) | |
163 | return -EBUSY; | |
164 | ||
165 | outb(0x87, ioreg); | |
166 | outb(0x87, ioreg); | |
167 | ||
168 | return 0; | |
169 | } | |
170 | ||
171 | static inline void | |
172 | superio_exit(int ioreg) | |
173 | { | |
174 | outb(0xaa, ioreg); | |
175 | outb(0x02, ioreg); | |
176 | outb(0x02, ioreg + 1); | |
177 | release_region(ioreg, 2); | |
178 | } | |
179 | ||
180 | /* | |
181 | * ISA constants | |
182 | */ | |
183 | ||
184 | #define IOREGION_ALIGNMENT (~7) | |
185 | #define IOREGION_OFFSET 5 | |
186 | #define IOREGION_LENGTH 2 | |
187 | #define ADDR_REG_OFFSET 0 | |
188 | #define DATA_REG_OFFSET 1 | |
189 | ||
190 | #define NCT6775_REG_BANK 0x4E | |
191 | #define NCT6775_REG_CONFIG 0x40 | |
192 | ||
193 | /* | |
194 | * Not currently used: | |
195 | * REG_MAN_ID has the value 0x5ca3 for all supported chips. | |
196 | * REG_CHIP_ID == 0x88/0xa1/0xc1 depending on chip model. | |
197 | * REG_MAN_ID is at port 0x4f | |
198 | * REG_CHIP_ID is at port 0x58 | |
199 | */ | |
200 | ||
aa136e5d GR |
201 | #define NUM_TEMP 10 /* Max number of temp attribute sets w/ limits*/ |
202 | #define NUM_TEMP_FIXED 6 /* Max number of fixed temp attribute sets */ | |
203 | ||
6c009501 | 204 | #define NUM_REG_ALARM 7 /* Max number of alarm registers */ |
30846993 | 205 | #define NUM_REG_BEEP 5 /* Max number of beep registers */ |
9de2e2e8 | 206 | |
81820059 | 207 | #define NUM_FAN 7 |
578ab5f0 | 208 | |
7ce4190c GR |
209 | #define TEMP_SOURCE_VIRTUAL 0x1f |
210 | ||
9de2e2e8 GR |
211 | /* Common and NCT6775 specific data */ |
212 | ||
213 | /* Voltage min/max registers for nr=7..14 are in bank 5 */ | |
214 | ||
215 | static const u16 NCT6775_REG_IN_MAX[] = { | |
216 | 0x2b, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x37, 0x554, 0x556, 0x558, 0x55a, | |
217 | 0x55c, 0x55e, 0x560, 0x562 }; | |
218 | static const u16 NCT6775_REG_IN_MIN[] = { | |
219 | 0x2c, 0x2e, 0x30, 0x32, 0x34, 0x36, 0x38, 0x555, 0x557, 0x559, 0x55b, | |
220 | 0x55d, 0x55f, 0x561, 0x563 }; | |
221 | static const u16 NCT6775_REG_IN[] = { | |
222 | 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x550, 0x551, 0x552 | |
223 | }; | |
224 | ||
225 | #define NCT6775_REG_VBAT 0x5D | |
aa136e5d | 226 | #define NCT6775_REG_DIODE 0x5E |
6c009501 | 227 | #define NCT6775_DIODE_MASK 0x02 |
9de2e2e8 | 228 | |
1c65dc36 GR |
229 | #define NCT6775_REG_FANDIV1 0x506 |
230 | #define NCT6775_REG_FANDIV2 0x507 | |
231 | ||
47ece964 GR |
232 | #define NCT6775_REG_CR_FAN_DEBOUNCE 0xf0 |
233 | ||
9de2e2e8 GR |
234 | static const u16 NCT6775_REG_ALARM[NUM_REG_ALARM] = { 0x459, 0x45A, 0x45B }; |
235 | ||
30846993 | 236 | /* 0..15 voltages, 16..23 fans, 24..29 temperatures, 30..31 intrusion */ |
9de2e2e8 GR |
237 | |
238 | static const s8 NCT6775_ALARM_BITS[] = { | |
239 | 0, 1, 2, 3, 8, 21, 20, 16, /* in0.. in7 */ | |
240 | 17, -1, -1, -1, -1, -1, -1, /* in8..in14 */ | |
241 | -1, /* unused */ | |
41fa9a94 | 242 | 6, 7, 11, -1, -1, /* fan1..fan5 */ |
9de2e2e8 GR |
243 | -1, -1, -1, /* unused */ |
244 | 4, 5, 13, -1, -1, -1, /* temp1..temp6 */ | |
245 | 12, -1 }; /* intrusion0, intrusion1 */ | |
246 | ||
1c65dc36 | 247 | #define FAN_ALARM_BASE 16 |
aa136e5d | 248 | #define TEMP_ALARM_BASE 24 |
a6bd5878 GR |
249 | #define INTRUSION_ALARM_BASE 30 |
250 | ||
30846993 GR |
251 | static const u16 NCT6775_REG_BEEP[NUM_REG_BEEP] = { 0x56, 0x57, 0x453, 0x4e }; |
252 | ||
253 | /* | |
254 | * 0..14 voltages, 15 global beep enable, 16..23 fans, 24..29 temperatures, | |
255 | * 30..31 intrusion | |
256 | */ | |
257 | static const s8 NCT6775_BEEP_BITS[] = { | |
258 | 0, 1, 2, 3, 8, 9, 10, 16, /* in0.. in7 */ | |
259 | 17, -1, -1, -1, -1, -1, -1, /* in8..in14 */ | |
260 | 21, /* global beep enable */ | |
261 | 6, 7, 11, 28, -1, /* fan1..fan5 */ | |
262 | -1, -1, -1, /* unused */ | |
263 | 4, 5, 13, -1, -1, -1, /* temp1..temp6 */ | |
264 | 12, -1 }; /* intrusion0, intrusion1 */ | |
265 | ||
266 | #define BEEP_ENABLE_BASE 15 | |
267 | ||
a6bd5878 GR |
268 | static const u8 NCT6775_REG_CR_CASEOPEN_CLR[] = { 0xe6, 0xee }; |
269 | static const u8 NCT6775_CR_CASEOPEN_CLR_MASK[] = { 0x20, 0x01 }; | |
270 | ||
77eb5b37 GR |
271 | /* DC or PWM output fan configuration */ |
272 | static const u8 NCT6775_REG_PWM_MODE[] = { 0x04, 0x04, 0x12 }; | |
273 | static const u8 NCT6775_PWM_MODE_MASK[] = { 0x01, 0x02, 0x01 }; | |
274 | ||
cdcaeceb | 275 | /* Advanced Fan control, some values are common for all fans */ |
77eb5b37 | 276 | |
578ab5f0 | 277 | static const u16 NCT6775_REG_TARGET[] = { |
81820059 | 278 | 0x101, 0x201, 0x301, 0x801, 0x901, 0xa01, 0xb01 }; |
578ab5f0 | 279 | static const u16 NCT6775_REG_FAN_MODE[] = { |
81820059 | 280 | 0x102, 0x202, 0x302, 0x802, 0x902, 0xa02, 0xb02 }; |
cdcaeceb | 281 | static const u16 NCT6775_REG_FAN_STEP_DOWN_TIME[] = { |
81820059 | 282 | 0x103, 0x203, 0x303, 0x803, 0x903, 0xa03, 0xb03 }; |
cdcaeceb | 283 | static const u16 NCT6775_REG_FAN_STEP_UP_TIME[] = { |
81820059 | 284 | 0x104, 0x204, 0x304, 0x804, 0x904, 0xa04, 0xb04 }; |
cdcaeceb | 285 | static const u16 NCT6775_REG_FAN_STOP_OUTPUT[] = { |
81820059 | 286 | 0x105, 0x205, 0x305, 0x805, 0x905, 0xa05, 0xb05 }; |
578ab5f0 | 287 | static const u16 NCT6775_REG_FAN_START_OUTPUT[] = { |
81820059 | 288 | 0x106, 0x206, 0x306, 0x806, 0x906, 0xa06, 0xb06 }; |
cdcaeceb GR |
289 | static const u16 NCT6775_REG_FAN_MAX_OUTPUT[] = { 0x10a, 0x20a, 0x30a }; |
290 | static const u16 NCT6775_REG_FAN_STEP_OUTPUT[] = { 0x10b, 0x20b, 0x30b }; | |
291 | ||
292 | static const u16 NCT6775_REG_FAN_STOP_TIME[] = { | |
81820059 | 293 | 0x107, 0x207, 0x307, 0x807, 0x907, 0xa07, 0xb07 }; |
578ab5f0 | 294 | static const u16 NCT6775_REG_PWM[] = { |
81820059 | 295 | 0x109, 0x209, 0x309, 0x809, 0x909, 0xa09, 0xb09 }; |
578ab5f0 | 296 | static const u16 NCT6775_REG_PWM_READ[] = { |
81820059 | 297 | 0x01, 0x03, 0x11, 0x13, 0x15, 0xa09, 0xb09 }; |
77eb5b37 | 298 | |
1c65dc36 GR |
299 | static const u16 NCT6775_REG_FAN[] = { 0x630, 0x632, 0x634, 0x636, 0x638 }; |
300 | static const u16 NCT6775_REG_FAN_MIN[] = { 0x3b, 0x3c, 0x3d }; | |
5c25d954 | 301 | static const u16 NCT6775_REG_FAN_PULSES[] = { 0x641, 0x642, 0x643, 0x644, 0 }; |
578ab5f0 | 302 | static const u16 NCT6775_FAN_PULSE_SHIFT[] = { 0, 0, 0, 0, 0, 0 }; |
1c65dc36 | 303 | |
aa136e5d GR |
304 | static const u16 NCT6775_REG_TEMP[] = { |
305 | 0x27, 0x150, 0x250, 0x62b, 0x62c, 0x62d }; | |
306 | ||
d1a284b7 GR |
307 | static const u16 NCT6775_REG_TEMP_MON[] = { 0x73, 0x75, 0x77 }; |
308 | ||
aa136e5d GR |
309 | static const u16 NCT6775_REG_TEMP_CONFIG[ARRAY_SIZE(NCT6775_REG_TEMP)] = { |
310 | 0, 0x152, 0x252, 0x628, 0x629, 0x62A }; | |
311 | static const u16 NCT6775_REG_TEMP_HYST[ARRAY_SIZE(NCT6775_REG_TEMP)] = { | |
312 | 0x3a, 0x153, 0x253, 0x673, 0x678, 0x67D }; | |
313 | static const u16 NCT6775_REG_TEMP_OVER[ARRAY_SIZE(NCT6775_REG_TEMP)] = { | |
314 | 0x39, 0x155, 0x255, 0x672, 0x677, 0x67C }; | |
315 | ||
316 | static const u16 NCT6775_REG_TEMP_SOURCE[ARRAY_SIZE(NCT6775_REG_TEMP)] = { | |
317 | 0x621, 0x622, 0x623, 0x624, 0x625, 0x626 }; | |
318 | ||
cdcaeceb | 319 | static const u16 NCT6775_REG_TEMP_SEL[] = { |
81820059 | 320 | 0x100, 0x200, 0x300, 0x800, 0x900, 0xa00, 0xb00 }; |
cdcaeceb | 321 | |
bbd8decd | 322 | static const u16 NCT6775_REG_WEIGHT_TEMP_SEL[] = { |
578ab5f0 | 323 | 0x139, 0x239, 0x339, 0x839, 0x939, 0xa39 }; |
bbd8decd | 324 | static const u16 NCT6775_REG_WEIGHT_TEMP_STEP[] = { |
578ab5f0 | 325 | 0x13a, 0x23a, 0x33a, 0x83a, 0x93a, 0xa3a }; |
bbd8decd | 326 | static const u16 NCT6775_REG_WEIGHT_TEMP_STEP_TOL[] = { |
578ab5f0 | 327 | 0x13b, 0x23b, 0x33b, 0x83b, 0x93b, 0xa3b }; |
bbd8decd | 328 | static const u16 NCT6775_REG_WEIGHT_DUTY_STEP[] = { |
578ab5f0 | 329 | 0x13c, 0x23c, 0x33c, 0x83c, 0x93c, 0xa3c }; |
bbd8decd | 330 | static const u16 NCT6775_REG_WEIGHT_TEMP_BASE[] = { |
578ab5f0 | 331 | 0x13d, 0x23d, 0x33d, 0x83d, 0x93d, 0xa3d }; |
bbd8decd | 332 | |
aa136e5d GR |
333 | static const u16 NCT6775_REG_TEMP_OFFSET[] = { 0x454, 0x455, 0x456 }; |
334 | ||
cdcaeceb | 335 | static const u16 NCT6775_REG_AUTO_TEMP[] = { |
81820059 | 336 | 0x121, 0x221, 0x321, 0x821, 0x921, 0xa21, 0xb21 }; |
cdcaeceb | 337 | static const u16 NCT6775_REG_AUTO_PWM[] = { |
81820059 | 338 | 0x127, 0x227, 0x327, 0x827, 0x927, 0xa27, 0xb27 }; |
cdcaeceb GR |
339 | |
340 | #define NCT6775_AUTO_TEMP(data, nr, p) ((data)->REG_AUTO_TEMP[nr] + (p)) | |
341 | #define NCT6775_AUTO_PWM(data, nr, p) ((data)->REG_AUTO_PWM[nr] + (p)) | |
342 | ||
343 | static const u16 NCT6775_REG_CRITICAL_ENAB[] = { 0x134, 0x234, 0x334 }; | |
344 | ||
345 | static const u16 NCT6775_REG_CRITICAL_TEMP[] = { | |
81820059 | 346 | 0x135, 0x235, 0x335, 0x835, 0x935, 0xa35, 0xb35 }; |
cdcaeceb | 347 | static const u16 NCT6775_REG_CRITICAL_TEMP_TOLERANCE[] = { |
81820059 | 348 | 0x138, 0x238, 0x338, 0x838, 0x938, 0xa38, 0xb38 }; |
cdcaeceb | 349 | |
aa136e5d GR |
350 | static const char *const nct6775_temp_label[] = { |
351 | "", | |
352 | "SYSTIN", | |
353 | "CPUTIN", | |
354 | "AUXTIN", | |
355 | "AMD SB-TSI", | |
356 | "PECI Agent 0", | |
357 | "PECI Agent 1", | |
358 | "PECI Agent 2", | |
359 | "PECI Agent 3", | |
360 | "PECI Agent 4", | |
361 | "PECI Agent 5", | |
362 | "PECI Agent 6", | |
363 | "PECI Agent 7", | |
364 | "PCH_CHIP_CPU_MAX_TEMP", | |
365 | "PCH_CHIP_TEMP", | |
366 | "PCH_CPU_TEMP", | |
367 | "PCH_MCH_TEMP", | |
368 | "PCH_DIM0_TEMP", | |
369 | "PCH_DIM1_TEMP", | |
370 | "PCH_DIM2_TEMP", | |
371 | "PCH_DIM3_TEMP" | |
372 | }; | |
373 | ||
cc66b303 | 374 | #define NCT6775_TEMP_MASK 0x001ffffe |
aa136e5d | 375 | |
cc66b303 GR |
376 | static const u16 NCT6775_REG_TEMP_ALTERNATE[32] = { |
377 | [13] = 0x661, | |
378 | [14] = 0x662, | |
379 | [15] = 0x664, | |
380 | }; | |
381 | ||
382 | static const u16 NCT6775_REG_TEMP_CRIT[32] = { | |
383 | [4] = 0xa00, | |
384 | [5] = 0xa01, | |
385 | [6] = 0xa02, | |
386 | [7] = 0xa03, | |
387 | [8] = 0xa04, | |
388 | [9] = 0xa05, | |
389 | [10] = 0xa06, | |
390 | [11] = 0xa07 | |
391 | }; | |
aa136e5d | 392 | |
9de2e2e8 GR |
393 | /* NCT6776 specific data */ |
394 | ||
728d2940 GR |
395 | /* STEP_UP_TIME and STEP_DOWN_TIME regs are swapped for all chips but NCT6775 */ |
396 | #define NCT6776_REG_FAN_STEP_UP_TIME NCT6775_REG_FAN_STEP_DOWN_TIME | |
397 | #define NCT6776_REG_FAN_STEP_DOWN_TIME NCT6775_REG_FAN_STEP_UP_TIME | |
398 | ||
9de2e2e8 GR |
399 | static const s8 NCT6776_ALARM_BITS[] = { |
400 | 0, 1, 2, 3, 8, 21, 20, 16, /* in0.. in7 */ | |
401 | 17, -1, -1, -1, -1, -1, -1, /* in8..in14 */ | |
402 | -1, /* unused */ | |
403 | 6, 7, 11, 10, 23, /* fan1..fan5 */ | |
404 | -1, -1, -1, /* unused */ | |
405 | 4, 5, 13, -1, -1, -1, /* temp1..temp6 */ | |
406 | 12, 9 }; /* intrusion0, intrusion1 */ | |
407 | ||
30846993 GR |
408 | static const u16 NCT6776_REG_BEEP[NUM_REG_BEEP] = { 0xb2, 0xb3, 0xb4, 0xb5 }; |
409 | ||
410 | static const s8 NCT6776_BEEP_BITS[] = { | |
411 | 0, 1, 2, 3, 4, 5, 6, 7, /* in0.. in7 */ | |
412 | 8, -1, -1, -1, -1, -1, -1, /* in8..in14 */ | |
413 | 24, /* global beep enable */ | |
414 | 25, 26, 27, 28, 29, /* fan1..fan5 */ | |
415 | -1, -1, -1, /* unused */ | |
416 | 16, 17, 18, 19, 20, 21, /* temp1..temp6 */ | |
417 | 30, 31 }; /* intrusion0, intrusion1 */ | |
418 | ||
cdcaeceb | 419 | static const u16 NCT6776_REG_TOLERANCE_H[] = { |
81820059 | 420 | 0x10c, 0x20c, 0x30c, 0x80c, 0x90c, 0xa0c, 0xb0c }; |
cdcaeceb | 421 | |
578ab5f0 DB |
422 | static const u8 NCT6776_REG_PWM_MODE[] = { 0x04, 0, 0, 0, 0, 0 }; |
423 | static const u8 NCT6776_PWM_MODE_MASK[] = { 0x01, 0, 0, 0, 0, 0 }; | |
77eb5b37 | 424 | |
00fd4cfe | 425 | static const u16 NCT6776_REG_FAN_MIN[] = { |
81820059 | 426 | 0x63a, 0x63c, 0x63e, 0x640, 0x642, 0x64a, 0x64c }; |
00fd4cfe | 427 | static const u16 NCT6776_REG_FAN_PULSES[] = { |
81820059 | 428 | 0x644, 0x645, 0x646, 0x647, 0x648, 0x649, 0 }; |
1c65dc36 | 429 | |
bbd8decd | 430 | static const u16 NCT6776_REG_WEIGHT_DUTY_BASE[] = { |
578ab5f0 | 431 | 0x13e, 0x23e, 0x33e, 0x83e, 0x93e, 0xa3e }; |
bbd8decd | 432 | |
aa136e5d GR |
433 | static const u16 NCT6776_REG_TEMP_CONFIG[ARRAY_SIZE(NCT6775_REG_TEMP)] = { |
434 | 0x18, 0x152, 0x252, 0x628, 0x629, 0x62A }; | |
435 | ||
436 | static const char *const nct6776_temp_label[] = { | |
437 | "", | |
438 | "SYSTIN", | |
439 | "CPUTIN", | |
440 | "AUXTIN", | |
441 | "SMBUSMASTER 0", | |
442 | "SMBUSMASTER 1", | |
443 | "SMBUSMASTER 2", | |
444 | "SMBUSMASTER 3", | |
445 | "SMBUSMASTER 4", | |
446 | "SMBUSMASTER 5", | |
447 | "SMBUSMASTER 6", | |
448 | "SMBUSMASTER 7", | |
449 | "PECI Agent 0", | |
450 | "PECI Agent 1", | |
451 | "PCH_CHIP_CPU_MAX_TEMP", | |
452 | "PCH_CHIP_TEMP", | |
453 | "PCH_CPU_TEMP", | |
454 | "PCH_MCH_TEMP", | |
455 | "PCH_DIM0_TEMP", | |
456 | "PCH_DIM1_TEMP", | |
457 | "PCH_DIM2_TEMP", | |
458 | "PCH_DIM3_TEMP", | |
459 | "BYTE_TEMP" | |
460 | }; | |
461 | ||
cc66b303 | 462 | #define NCT6776_TEMP_MASK 0x007ffffe |
aa136e5d | 463 | |
cc66b303 GR |
464 | static const u16 NCT6776_REG_TEMP_ALTERNATE[32] = { |
465 | [14] = 0x401, | |
466 | [15] = 0x402, | |
467 | [16] = 0x404, | |
468 | }; | |
469 | ||
470 | static const u16 NCT6776_REG_TEMP_CRIT[32] = { | |
471 | [11] = 0x709, | |
472 | [12] = 0x70a, | |
473 | }; | |
aa136e5d | 474 | |
9de2e2e8 GR |
475 | /* NCT6779 specific data */ |
476 | ||
477 | static const u16 NCT6779_REG_IN[] = { | |
478 | 0x480, 0x481, 0x482, 0x483, 0x484, 0x485, 0x486, 0x487, | |
479 | 0x488, 0x489, 0x48a, 0x48b, 0x48c, 0x48d, 0x48e }; | |
480 | ||
481 | static const u16 NCT6779_REG_ALARM[NUM_REG_ALARM] = { | |
482 | 0x459, 0x45A, 0x45B, 0x568 }; | |
483 | ||
484 | static const s8 NCT6779_ALARM_BITS[] = { | |
485 | 0, 1, 2, 3, 8, 21, 20, 16, /* in0.. in7 */ | |
486 | 17, 24, 25, 26, 27, 28, 29, /* in8..in14 */ | |
487 | -1, /* unused */ | |
488 | 6, 7, 11, 10, 23, /* fan1..fan5 */ | |
489 | -1, -1, -1, /* unused */ | |
490 | 4, 5, 13, -1, -1, -1, /* temp1..temp6 */ | |
491 | 12, 9 }; /* intrusion0, intrusion1 */ | |
492 | ||
30846993 GR |
493 | static const s8 NCT6779_BEEP_BITS[] = { |
494 | 0, 1, 2, 3, 4, 5, 6, 7, /* in0.. in7 */ | |
495 | 8, 9, 10, 11, 12, 13, 14, /* in8..in14 */ | |
496 | 24, /* global beep enable */ | |
497 | 25, 26, 27, 28, 29, /* fan1..fan5 */ | |
498 | -1, -1, -1, /* unused */ | |
499 | 16, 17, -1, -1, -1, -1, /* temp1..temp6 */ | |
500 | 30, 31 }; /* intrusion0, intrusion1 */ | |
501 | ||
578ab5f0 | 502 | static const u16 NCT6779_REG_FAN[] = { |
81820059 | 503 | 0x4b0, 0x4b2, 0x4b4, 0x4b6, 0x4b8, 0x4ba, 0x660 }; |
5c25d954 | 504 | static const u16 NCT6779_REG_FAN_PULSES[] = { |
81820059 | 505 | 0x644, 0x645, 0x646, 0x647, 0x648, 0x649, 0 }; |
1c65dc36 | 506 | |
cdcaeceb | 507 | static const u16 NCT6779_REG_CRITICAL_PWM_ENABLE[] = { |
81820059 | 508 | 0x136, 0x236, 0x336, 0x836, 0x936, 0xa36, 0xb36 }; |
6c009501 | 509 | #define NCT6779_CRITICAL_PWM_ENABLE_MASK 0x01 |
cdcaeceb | 510 | static const u16 NCT6779_REG_CRITICAL_PWM[] = { |
81820059 | 511 | 0x137, 0x237, 0x337, 0x837, 0x937, 0xa37, 0xb37 }; |
cdcaeceb | 512 | |
aa136e5d | 513 | static const u16 NCT6779_REG_TEMP[] = { 0x27, 0x150 }; |
d1a284b7 | 514 | static const u16 NCT6779_REG_TEMP_MON[] = { 0x73, 0x75, 0x77, 0x79, 0x7b }; |
aa136e5d GR |
515 | static const u16 NCT6779_REG_TEMP_CONFIG[ARRAY_SIZE(NCT6779_REG_TEMP)] = { |
516 | 0x18, 0x152 }; | |
517 | static const u16 NCT6779_REG_TEMP_HYST[ARRAY_SIZE(NCT6779_REG_TEMP)] = { | |
518 | 0x3a, 0x153 }; | |
519 | static const u16 NCT6779_REG_TEMP_OVER[ARRAY_SIZE(NCT6779_REG_TEMP)] = { | |
520 | 0x39, 0x155 }; | |
521 | ||
522 | static const u16 NCT6779_REG_TEMP_OFFSET[] = { | |
523 | 0x454, 0x455, 0x456, 0x44a, 0x44b, 0x44c }; | |
524 | ||
525 | static const char *const nct6779_temp_label[] = { | |
526 | "", | |
527 | "SYSTIN", | |
528 | "CPUTIN", | |
529 | "AUXTIN0", | |
530 | "AUXTIN1", | |
531 | "AUXTIN2", | |
532 | "AUXTIN3", | |
533 | "", | |
534 | "SMBUSMASTER 0", | |
535 | "SMBUSMASTER 1", | |
536 | "SMBUSMASTER 2", | |
537 | "SMBUSMASTER 3", | |
538 | "SMBUSMASTER 4", | |
539 | "SMBUSMASTER 5", | |
540 | "SMBUSMASTER 6", | |
541 | "SMBUSMASTER 7", | |
542 | "PECI Agent 0", | |
543 | "PECI Agent 1", | |
544 | "PCH_CHIP_CPU_MAX_TEMP", | |
545 | "PCH_CHIP_TEMP", | |
546 | "PCH_CPU_TEMP", | |
547 | "PCH_MCH_TEMP", | |
548 | "PCH_DIM0_TEMP", | |
549 | "PCH_DIM1_TEMP", | |
550 | "PCH_DIM2_TEMP", | |
551 | "PCH_DIM3_TEMP", | |
9a38371a GR |
552 | "BYTE_TEMP", |
553 | "", | |
554 | "", | |
555 | "", | |
556 | "", | |
557 | "Virtual_TEMP" | |
aa136e5d GR |
558 | }; |
559 | ||
cc66b303 GR |
560 | #define NCT6779_TEMP_MASK 0x07ffff7e |
561 | #define NCT6791_TEMP_MASK 0x87ffff7e | |
9a38371a | 562 | |
cc66b303 | 563 | static const u16 NCT6779_REG_TEMP_ALTERNATE[32] |
aa136e5d GR |
564 | = { 0x490, 0x491, 0x492, 0x493, 0x494, 0x495, 0, 0, |
565 | 0, 0, 0, 0, 0, 0, 0, 0, | |
566 | 0, 0x400, 0x401, 0x402, 0x404, 0x405, 0x406, 0x407, | |
567 | 0x408, 0 }; | |
568 | ||
cc66b303 GR |
569 | static const u16 NCT6779_REG_TEMP_CRIT[32] = { |
570 | [15] = 0x709, | |
571 | [16] = 0x70a, | |
572 | }; | |
aa136e5d | 573 | |
578ab5f0 DB |
574 | /* NCT6791 specific data */ |
575 | ||
576 | #define NCT6791_REG_HM_IO_SPACE_LOCK_ENABLE 0x28 | |
577 | ||
e2617262 GR |
578 | static const u16 NCT6791_REG_WEIGHT_TEMP_SEL[NUM_FAN] = { 0, 0x239 }; |
579 | static const u16 NCT6791_REG_WEIGHT_TEMP_STEP[NUM_FAN] = { 0, 0x23a }; | |
580 | static const u16 NCT6791_REG_WEIGHT_TEMP_STEP_TOL[NUM_FAN] = { 0, 0x23b }; | |
581 | static const u16 NCT6791_REG_WEIGHT_DUTY_STEP[NUM_FAN] = { 0, 0x23c }; | |
582 | static const u16 NCT6791_REG_WEIGHT_TEMP_BASE[NUM_FAN] = { 0, 0x23d }; | |
583 | static const u16 NCT6791_REG_WEIGHT_DUTY_BASE[NUM_FAN] = { 0, 0x23e }; | |
cc76dee1 | 584 | |
578ab5f0 DB |
585 | static const u16 NCT6791_REG_ALARM[NUM_REG_ALARM] = { |
586 | 0x459, 0x45A, 0x45B, 0x568, 0x45D }; | |
587 | ||
588 | static const s8 NCT6791_ALARM_BITS[] = { | |
589 | 0, 1, 2, 3, 8, 21, 20, 16, /* in0.. in7 */ | |
590 | 17, 24, 25, 26, 27, 28, 29, /* in8..in14 */ | |
591 | -1, /* unused */ | |
592 | 6, 7, 11, 10, 23, 33, /* fan1..fan6 */ | |
593 | -1, -1, /* unused */ | |
594 | 4, 5, 13, -1, -1, -1, /* temp1..temp6 */ | |
595 | 12, 9 }; /* intrusion0, intrusion1 */ | |
596 | ||
cd1faefa | 597 | /* NCT6792/NCT6793 specific data */ |
8aefb93f GR |
598 | |
599 | static const u16 NCT6792_REG_TEMP_MON[] = { | |
600 | 0x73, 0x75, 0x77, 0x79, 0x7b, 0x7d }; | |
601 | static const u16 NCT6792_REG_BEEP[NUM_REG_BEEP] = { | |
602 | 0xb2, 0xb3, 0xb4, 0xb5, 0xbf }; | |
578ab5f0 | 603 | |
50224f4d GR |
604 | static const char *const nct6792_temp_label[] = { |
605 | "", | |
606 | "SYSTIN", | |
607 | "CPUTIN", | |
608 | "AUXTIN0", | |
609 | "AUXTIN1", | |
610 | "AUXTIN2", | |
611 | "AUXTIN3", | |
612 | "", | |
613 | "SMBUSMASTER 0", | |
614 | "SMBUSMASTER 1", | |
615 | "SMBUSMASTER 2", | |
616 | "SMBUSMASTER 3", | |
617 | "SMBUSMASTER 4", | |
618 | "SMBUSMASTER 5", | |
619 | "SMBUSMASTER 6", | |
620 | "SMBUSMASTER 7", | |
621 | "PECI Agent 0", | |
622 | "PECI Agent 1", | |
623 | "PCH_CHIP_CPU_MAX_TEMP", | |
624 | "PCH_CHIP_TEMP", | |
625 | "PCH_CPU_TEMP", | |
626 | "PCH_MCH_TEMP", | |
627 | "PCH_DIM0_TEMP", | |
628 | "PCH_DIM1_TEMP", | |
629 | "PCH_DIM2_TEMP", | |
630 | "PCH_DIM3_TEMP", | |
631 | "BYTE_TEMP", | |
632 | "PECI Agent 0 Calibration", | |
633 | "PECI Agent 1 Calibration", | |
634 | "", | |
635 | "", | |
636 | "Virtual_TEMP" | |
637 | }; | |
638 | ||
cc66b303 GR |
639 | #define NCT6792_TEMP_MASK 0x9fffff7e |
640 | ||
50224f4d GR |
641 | static const char *const nct6793_temp_label[] = { |
642 | "", | |
643 | "SYSTIN", | |
644 | "CPUTIN", | |
645 | "AUXTIN0", | |
646 | "AUXTIN1", | |
647 | "AUXTIN2", | |
648 | "AUXTIN3", | |
649 | "", | |
650 | "SMBUSMASTER 0", | |
651 | "SMBUSMASTER 1", | |
652 | "", | |
653 | "", | |
654 | "", | |
655 | "", | |
656 | "", | |
657 | "", | |
658 | "PECI Agent 0", | |
659 | "PECI Agent 1", | |
660 | "PCH_CHIP_CPU_MAX_TEMP", | |
661 | "PCH_CHIP_TEMP", | |
662 | "PCH_CPU_TEMP", | |
663 | "PCH_MCH_TEMP", | |
664 | "Agent0 Dimm0 ", | |
665 | "Agent0 Dimm1", | |
666 | "Agent1 Dimm0", | |
667 | "Agent1 Dimm1", | |
668 | "BYTE_TEMP0", | |
669 | "BYTE_TEMP1", | |
670 | "PECI Agent 0 Calibration", | |
671 | "PECI Agent 1 Calibration", | |
672 | "", | |
673 | "Virtual_TEMP" | |
674 | }; | |
675 | ||
cc66b303 GR |
676 | #define NCT6793_TEMP_MASK 0xbfff037e |
677 | ||
419220dc GR |
678 | static const char *const nct6795_temp_label[] = { |
679 | "", | |
680 | "SYSTIN", | |
681 | "CPUTIN", | |
682 | "AUXTIN0", | |
683 | "AUXTIN1", | |
684 | "AUXTIN2", | |
685 | "AUXTIN3", | |
686 | "", | |
687 | "SMBUSMASTER 0", | |
688 | "SMBUSMASTER 1", | |
689 | "SMBUSMASTER 2", | |
690 | "SMBUSMASTER 3", | |
691 | "SMBUSMASTER 4", | |
692 | "SMBUSMASTER 5", | |
693 | "SMBUSMASTER 6", | |
694 | "SMBUSMASTER 7", | |
695 | "PECI Agent 0", | |
696 | "PECI Agent 1", | |
697 | "PCH_CHIP_CPU_MAX_TEMP", | |
698 | "PCH_CHIP_TEMP", | |
699 | "PCH_CPU_TEMP", | |
700 | "PCH_MCH_TEMP", | |
701 | "PCH_DIM0_TEMP", | |
702 | "PCH_DIM1_TEMP", | |
703 | "PCH_DIM2_TEMP", | |
704 | "PCH_DIM3_TEMP", | |
705 | "BYTE_TEMP0", | |
706 | "BYTE_TEMP1", | |
707 | "PECI Agent 0 Calibration", | |
708 | "PECI Agent 1 Calibration", | |
709 | "", | |
710 | "Virtual_TEMP" | |
711 | }; | |
712 | ||
713 | #define NCT6795_TEMP_MASK 0xbfffff7e | |
714 | ||
81820059 GR |
715 | static const char *const nct6796_temp_label[] = { |
716 | "", | |
717 | "SYSTIN", | |
718 | "CPUTIN", | |
719 | "AUXTIN0", | |
720 | "AUXTIN1", | |
721 | "AUXTIN2", | |
722 | "AUXTIN3", | |
723 | "AUXTIN4", | |
724 | "SMBUSMASTER 0", | |
725 | "SMBUSMASTER 1", | |
726 | "", | |
727 | "", | |
728 | "", | |
729 | "", | |
730 | "", | |
731 | "", | |
732 | "PECI Agent 0", | |
733 | "PECI Agent 1", | |
734 | "PCH_CHIP_CPU_MAX_TEMP", | |
735 | "PCH_CHIP_TEMP", | |
736 | "PCH_CPU_TEMP", | |
737 | "PCH_MCH_TEMP", | |
738 | "PCH_DIM0_TEMP", | |
739 | "PCH_DIM1_TEMP", | |
740 | "PCH_DIM2_TEMP", | |
741 | "PCH_DIM3_TEMP", | |
742 | "BYTE_TEMP0", | |
743 | "BYTE_TEMP1", | |
744 | "PECI Agent 0 Calibration", | |
745 | "PECI Agent 1 Calibration", | |
746 | "", | |
747 | "Virtual_TEMP" | |
748 | }; | |
749 | ||
750 | #define NCT6796_TEMP_MASK 0xbfff03fe | |
751 | ||
6c009501 GR |
752 | /* NCT6102D/NCT6106D specific data */ |
753 | ||
754 | #define NCT6106_REG_VBAT 0x318 | |
755 | #define NCT6106_REG_DIODE 0x319 | |
756 | #define NCT6106_DIODE_MASK 0x01 | |
757 | ||
758 | static const u16 NCT6106_REG_IN_MAX[] = { | |
759 | 0x90, 0x92, 0x94, 0x96, 0x98, 0x9a, 0x9e, 0xa0, 0xa2 }; | |
760 | static const u16 NCT6106_REG_IN_MIN[] = { | |
761 | 0x91, 0x93, 0x95, 0x97, 0x99, 0x9b, 0x9f, 0xa1, 0xa3 }; | |
762 | static const u16 NCT6106_REG_IN[] = { | |
763 | 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x07, 0x08, 0x09 }; | |
764 | ||
765 | static const u16 NCT6106_REG_TEMP[] = { 0x10, 0x11, 0x12, 0x13, 0x14, 0x15 }; | |
d1a284b7 | 766 | static const u16 NCT6106_REG_TEMP_MON[] = { 0x18, 0x19, 0x1a }; |
6c009501 GR |
767 | static const u16 NCT6106_REG_TEMP_HYST[] = { |
768 | 0xc3, 0xc7, 0xcb, 0xcf, 0xd3, 0xd7 }; | |
769 | static const u16 NCT6106_REG_TEMP_OVER[] = { | |
b7a61353 GR |
770 | 0xc2, 0xc6, 0xca, 0xce, 0xd2, 0xd6 }; |
771 | static const u16 NCT6106_REG_TEMP_CRIT_L[] = { | |
772 | 0xc0, 0xc4, 0xc8, 0xcc, 0xd0, 0xd4 }; | |
773 | static const u16 NCT6106_REG_TEMP_CRIT_H[] = { | |
774 | 0xc1, 0xc5, 0xc9, 0xcf, 0xd1, 0xd5 }; | |
6c009501 GR |
775 | static const u16 NCT6106_REG_TEMP_OFFSET[] = { 0x311, 0x312, 0x313 }; |
776 | static const u16 NCT6106_REG_TEMP_CONFIG[] = { | |
777 | 0xb7, 0xb8, 0xb9, 0xba, 0xbb, 0xbc }; | |
778 | ||
779 | static const u16 NCT6106_REG_FAN[] = { 0x20, 0x22, 0x24 }; | |
780 | static const u16 NCT6106_REG_FAN_MIN[] = { 0xe0, 0xe2, 0xe4 }; | |
781 | static const u16 NCT6106_REG_FAN_PULSES[] = { 0xf6, 0xf6, 0xf6, 0, 0 }; | |
782 | static const u16 NCT6106_FAN_PULSE_SHIFT[] = { 0, 2, 4, 0, 0 }; | |
783 | ||
784 | static const u8 NCT6106_REG_PWM_MODE[] = { 0xf3, 0xf3, 0xf3 }; | |
785 | static const u8 NCT6106_PWM_MODE_MASK[] = { 0x01, 0x02, 0x04 }; | |
786 | static const u16 NCT6106_REG_PWM[] = { 0x119, 0x129, 0x139 }; | |
787 | static const u16 NCT6106_REG_PWM_READ[] = { 0x4a, 0x4b, 0x4c }; | |
788 | static const u16 NCT6106_REG_FAN_MODE[] = { 0x113, 0x123, 0x133 }; | |
789 | static const u16 NCT6106_REG_TEMP_SEL[] = { 0x110, 0x120, 0x130 }; | |
790 | static const u16 NCT6106_REG_TEMP_SOURCE[] = { | |
791 | 0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5 }; | |
792 | ||
793 | static const u16 NCT6106_REG_CRITICAL_TEMP[] = { 0x11a, 0x12a, 0x13a }; | |
794 | static const u16 NCT6106_REG_CRITICAL_TEMP_TOLERANCE[] = { | |
795 | 0x11b, 0x12b, 0x13b }; | |
796 | ||
797 | static const u16 NCT6106_REG_CRITICAL_PWM_ENABLE[] = { 0x11c, 0x12c, 0x13c }; | |
798 | #define NCT6106_CRITICAL_PWM_ENABLE_MASK 0x10 | |
799 | static const u16 NCT6106_REG_CRITICAL_PWM[] = { 0x11d, 0x12d, 0x13d }; | |
800 | ||
801 | static const u16 NCT6106_REG_FAN_STEP_UP_TIME[] = { 0x114, 0x124, 0x134 }; | |
802 | static const u16 NCT6106_REG_FAN_STEP_DOWN_TIME[] = { 0x115, 0x125, 0x135 }; | |
803 | static const u16 NCT6106_REG_FAN_STOP_OUTPUT[] = { 0x116, 0x126, 0x136 }; | |
804 | static const u16 NCT6106_REG_FAN_START_OUTPUT[] = { 0x117, 0x127, 0x137 }; | |
805 | static const u16 NCT6106_REG_FAN_STOP_TIME[] = { 0x118, 0x128, 0x138 }; | |
806 | static const u16 NCT6106_REG_TOLERANCE_H[] = { 0x112, 0x122, 0x132 }; | |
807 | ||
808 | static const u16 NCT6106_REG_TARGET[] = { 0x111, 0x121, 0x131 }; | |
809 | ||
810 | static const u16 NCT6106_REG_WEIGHT_TEMP_SEL[] = { 0x168, 0x178, 0x188 }; | |
811 | static const u16 NCT6106_REG_WEIGHT_TEMP_STEP[] = { 0x169, 0x179, 0x189 }; | |
812 | static const u16 NCT6106_REG_WEIGHT_TEMP_STEP_TOL[] = { 0x16a, 0x17a, 0x18a }; | |
813 | static const u16 NCT6106_REG_WEIGHT_DUTY_STEP[] = { 0x16b, 0x17b, 0x17c }; | |
814 | static const u16 NCT6106_REG_WEIGHT_TEMP_BASE[] = { 0x16c, 0x17c, 0x18c }; | |
815 | static const u16 NCT6106_REG_WEIGHT_DUTY_BASE[] = { 0x16d, 0x17d, 0x18d }; | |
816 | ||
817 | static const u16 NCT6106_REG_AUTO_TEMP[] = { 0x160, 0x170, 0x180 }; | |
818 | static const u16 NCT6106_REG_AUTO_PWM[] = { 0x164, 0x174, 0x184 }; | |
819 | ||
820 | static const u16 NCT6106_REG_ALARM[NUM_REG_ALARM] = { | |
821 | 0x77, 0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d }; | |
822 | ||
823 | static const s8 NCT6106_ALARM_BITS[] = { | |
824 | 0, 1, 2, 3, 4, 5, 7, 8, /* in0.. in7 */ | |
825 | 9, -1, -1, -1, -1, -1, -1, /* in8..in14 */ | |
826 | -1, /* unused */ | |
827 | 32, 33, 34, -1, -1, /* fan1..fan5 */ | |
828 | -1, -1, -1, /* unused */ | |
829 | 16, 17, 18, 19, 20, 21, /* temp1..temp6 */ | |
830 | 48, -1 /* intrusion0, intrusion1 */ | |
831 | }; | |
832 | ||
30846993 GR |
833 | static const u16 NCT6106_REG_BEEP[NUM_REG_BEEP] = { |
834 | 0x3c0, 0x3c1, 0x3c2, 0x3c3, 0x3c4 }; | |
835 | ||
836 | static const s8 NCT6106_BEEP_BITS[] = { | |
837 | 0, 1, 2, 3, 4, 5, 7, 8, /* in0.. in7 */ | |
838 | 9, 10, 11, 12, -1, -1, -1, /* in8..in14 */ | |
839 | 32, /* global beep enable */ | |
840 | 24, 25, 26, 27, 28, /* fan1..fan5 */ | |
841 | -1, -1, -1, /* unused */ | |
842 | 16, 17, 18, 19, 20, 21, /* temp1..temp6 */ | |
843 | 34, -1 /* intrusion0, intrusion1 */ | |
844 | }; | |
845 | ||
cc66b303 GR |
846 | static const u16 NCT6106_REG_TEMP_ALTERNATE[32] = { |
847 | [14] = 0x51, | |
848 | [15] = 0x52, | |
849 | [16] = 0x54, | |
850 | }; | |
6c009501 | 851 | |
cc66b303 GR |
852 | static const u16 NCT6106_REG_TEMP_CRIT[32] = { |
853 | [11] = 0x204, | |
854 | [12] = 0x205, | |
855 | }; | |
6c009501 | 856 | |
77eb5b37 GR |
857 | static enum pwm_enable reg_to_pwm_enable(int pwm, int mode) |
858 | { | |
859 | if (mode == 0 && pwm == 255) | |
860 | return off; | |
861 | return mode + 1; | |
862 | } | |
863 | ||
864 | static int pwm_enable_to_reg(enum pwm_enable mode) | |
865 | { | |
866 | if (mode == off) | |
867 | return 0; | |
868 | return mode - 1; | |
869 | } | |
870 | ||
9de2e2e8 GR |
871 | /* |
872 | * Conversions | |
873 | */ | |
874 | ||
cdcaeceb GR |
875 | /* 1 is DC mode, output in ms */ |
876 | static unsigned int step_time_from_reg(u8 reg, u8 mode) | |
877 | { | |
878 | return mode ? 400 * reg : 100 * reg; | |
879 | } | |
880 | ||
881 | static u8 step_time_to_reg(unsigned int msec, u8 mode) | |
882 | { | |
883 | return clamp_val((mode ? (msec + 200) / 400 : | |
884 | (msec + 50) / 100), 1, 255); | |
885 | } | |
886 | ||
1c65dc36 GR |
887 | static unsigned int fan_from_reg8(u16 reg, unsigned int divreg) |
888 | { | |
889 | if (reg == 0 || reg == 255) | |
890 | return 0; | |
891 | return 1350000U / (reg << divreg); | |
892 | } | |
893 | ||
894 | static unsigned int fan_from_reg13(u16 reg, unsigned int divreg) | |
895 | { | |
896 | if ((reg & 0xff1f) == 0xff1f) | |
897 | return 0; | |
898 | ||
899 | reg = (reg & 0x1f) | ((reg & 0xff00) >> 3); | |
900 | ||
901 | if (reg == 0) | |
902 | return 0; | |
903 | ||
904 | return 1350000U / reg; | |
905 | } | |
906 | ||
907 | static unsigned int fan_from_reg16(u16 reg, unsigned int divreg) | |
908 | { | |
909 | if (reg == 0 || reg == 0xffff) | |
910 | return 0; | |
911 | ||
912 | /* | |
913 | * Even though the registers are 16 bit wide, the fan divisor | |
914 | * still applies. | |
915 | */ | |
916 | return 1350000U / (reg << divreg); | |
917 | } | |
918 | ||
cdcaeceb GR |
919 | static u16 fan_to_reg(u32 fan, unsigned int divreg) |
920 | { | |
921 | if (!fan) | |
922 | return 0; | |
923 | ||
924 | return (1350000U / fan) >> divreg; | |
925 | } | |
926 | ||
1c65dc36 GR |
927 | static inline unsigned int |
928 | div_from_reg(u8 reg) | |
929 | { | |
d1bb2186 | 930 | return BIT(reg); |
1c65dc36 GR |
931 | } |
932 | ||
9de2e2e8 GR |
933 | /* |
934 | * Some of the voltage inputs have internal scaling, the tables below | |
935 | * contain 8 (the ADC LSB in mV) * scaling factor * 100 | |
936 | */ | |
937 | static const u16 scale_in[15] = { | |
938 | 800, 800, 1600, 1600, 800, 800, 800, 1600, 1600, 800, 800, 800, 800, | |
939 | 800, 800 | |
940 | }; | |
941 | ||
942 | static inline long in_from_reg(u8 reg, u8 nr) | |
943 | { | |
944 | return DIV_ROUND_CLOSEST(reg * scale_in[nr], 100); | |
945 | } | |
946 | ||
947 | static inline u8 in_to_reg(u32 val, u8 nr) | |
948 | { | |
949 | return clamp_val(DIV_ROUND_CLOSEST(val * 100, scale_in[nr]), 0, 255); | |
950 | } | |
951 | ||
952 | /* | |
953 | * Data structures and manipulation thereof | |
954 | */ | |
955 | ||
956 | struct nct6775_data { | |
957 | int addr; /* IO base of hw monitor block */ | |
df612d5f | 958 | int sioreg; /* SIO register address */ |
9de2e2e8 GR |
959 | enum kinds kind; |
960 | const char *name; | |
961 | ||
615fc8cb | 962 | const struct attribute_group *groups[6]; |
9de2e2e8 | 963 | |
b7a61353 GR |
964 | u16 reg_temp[5][NUM_TEMP]; /* 0=temp, 1=temp_over, 2=temp_hyst, |
965 | * 3=temp_crit, 4=temp_lcrit | |
aa136e5d GR |
966 | */ |
967 | u8 temp_src[NUM_TEMP]; | |
968 | u16 reg_temp_config[NUM_TEMP]; | |
969 | const char * const *temp_label; | |
cc66b303 | 970 | u32 temp_mask; |
aa136e5d | 971 | |
9de2e2e8 GR |
972 | u16 REG_CONFIG; |
973 | u16 REG_VBAT; | |
aa136e5d | 974 | u16 REG_DIODE; |
6c009501 | 975 | u8 DIODE_MASK; |
9de2e2e8 GR |
976 | |
977 | const s8 *ALARM_BITS; | |
30846993 | 978 | const s8 *BEEP_BITS; |
9de2e2e8 GR |
979 | |
980 | const u16 *REG_VIN; | |
981 | const u16 *REG_IN_MINMAX[2]; | |
982 | ||
cdcaeceb | 983 | const u16 *REG_TARGET; |
1c65dc36 | 984 | const u16 *REG_FAN; |
77eb5b37 | 985 | const u16 *REG_FAN_MODE; |
1c65dc36 | 986 | const u16 *REG_FAN_MIN; |
5c25d954 | 987 | const u16 *REG_FAN_PULSES; |
6c009501 | 988 | const u16 *FAN_PULSE_SHIFT; |
cdcaeceb GR |
989 | const u16 *REG_FAN_TIME[3]; |
990 | ||
991 | const u16 *REG_TOLERANCE_H; | |
aa136e5d | 992 | |
77eb5b37 GR |
993 | const u8 *REG_PWM_MODE; |
994 | const u8 *PWM_MODE_MASK; | |
995 | ||
bbd8decd GR |
996 | const u16 *REG_PWM[7]; /* [0]=pwm, [1]=pwm_start, [2]=pwm_floor, |
997 | * [3]=pwm_max, [4]=pwm_step, | |
998 | * [5]=weight_duty_step, [6]=weight_duty_base | |
cdcaeceb | 999 | */ |
77eb5b37 GR |
1000 | const u16 *REG_PWM_READ; |
1001 | ||
6c009501 GR |
1002 | const u16 *REG_CRITICAL_PWM_ENABLE; |
1003 | u8 CRITICAL_PWM_ENABLE_MASK; | |
1004 | const u16 *REG_CRITICAL_PWM; | |
1005 | ||
cdcaeceb GR |
1006 | const u16 *REG_AUTO_TEMP; |
1007 | const u16 *REG_AUTO_PWM; | |
1008 | ||
1009 | const u16 *REG_CRITICAL_TEMP; | |
1010 | const u16 *REG_CRITICAL_TEMP_TOLERANCE; | |
1011 | ||
1c65dc36 | 1012 | const u16 *REG_TEMP_SOURCE; /* temp register sources */ |
cdcaeceb | 1013 | const u16 *REG_TEMP_SEL; |
bbd8decd GR |
1014 | const u16 *REG_WEIGHT_TEMP_SEL; |
1015 | const u16 *REG_WEIGHT_TEMP[3]; /* 0=base, 1=tolerance, 2=step */ | |
1016 | ||
aa136e5d GR |
1017 | const u16 *REG_TEMP_OFFSET; |
1018 | ||
9de2e2e8 | 1019 | const u16 *REG_ALARM; |
30846993 | 1020 | const u16 *REG_BEEP; |
9de2e2e8 | 1021 | |
1c65dc36 GR |
1022 | unsigned int (*fan_from_reg)(u16 reg, unsigned int divreg); |
1023 | unsigned int (*fan_from_reg_min)(u16 reg, unsigned int divreg); | |
1024 | ||
9de2e2e8 GR |
1025 | struct mutex update_lock; |
1026 | bool valid; /* true if following fields are valid */ | |
1027 | unsigned long last_updated; /* In jiffies */ | |
1028 | ||
1029 | /* Register values */ | |
1030 | u8 bank; /* current register bank */ | |
1031 | u8 in_num; /* number of in inputs we have */ | |
1032 | u8 in[15][3]; /* [0]=in, [1]=in_max, [2]=in_min */ | |
578ab5f0 DB |
1033 | unsigned int rpm[NUM_FAN]; |
1034 | u16 fan_min[NUM_FAN]; | |
1035 | u8 fan_pulses[NUM_FAN]; | |
1036 | u8 fan_div[NUM_FAN]; | |
77eb5b37 | 1037 | u8 has_pwm; |
1c65dc36 GR |
1038 | u8 has_fan; /* some fan inputs can be disabled */ |
1039 | u8 has_fan_min; /* some fans don't have min register */ | |
1040 | bool has_fan_div; | |
9de2e2e8 | 1041 | |
6c009501 | 1042 | u8 num_temp_alarms; /* 2, 3, or 6 */ |
30846993 | 1043 | u8 num_temp_beeps; /* 2, 3, or 6 */ |
aa136e5d GR |
1044 | u8 temp_fixed_num; /* 3 or 6 */ |
1045 | u8 temp_type[NUM_TEMP_FIXED]; | |
1046 | s8 temp_offset[NUM_TEMP_FIXED]; | |
f58876ac DC |
1047 | s16 temp[5][NUM_TEMP]; /* 0=temp, 1=temp_over, 2=temp_hyst, |
1048 | * 3=temp_crit, 4=temp_lcrit */ | |
9de2e2e8 | 1049 | u64 alarms; |
30846993 | 1050 | u64 beeps; |
9de2e2e8 | 1051 | |
77eb5b37 | 1052 | u8 pwm_num; /* number of pwm */ |
578ab5f0 DB |
1053 | u8 pwm_mode[NUM_FAN]; /* 1->DC variable voltage, |
1054 | * 0->PWM variable duty cycle | |
1055 | */ | |
1056 | enum pwm_enable pwm_enable[NUM_FAN]; | |
77eb5b37 GR |
1057 | /* 0->off |
1058 | * 1->manual | |
1059 | * 2->thermal cruise mode (also called SmartFan I) | |
1060 | * 3->fan speed cruise mode | |
1061 | * 4->SmartFan III | |
1062 | * 5->enhanced variable thermal cruise (SmartFan IV) | |
1063 | */ | |
578ab5f0 DB |
1064 | u8 pwm[7][NUM_FAN]; /* [0]=pwm, [1]=pwm_start, [2]=pwm_floor, |
1065 | * [3]=pwm_max, [4]=pwm_step, | |
1066 | * [5]=weight_duty_step, [6]=weight_duty_base | |
1067 | */ | |
cdcaeceb | 1068 | |
578ab5f0 | 1069 | u8 target_temp[NUM_FAN]; |
cdcaeceb | 1070 | u8 target_temp_mask; |
578ab5f0 DB |
1071 | u32 target_speed[NUM_FAN]; |
1072 | u32 target_speed_tolerance[NUM_FAN]; | |
cdcaeceb GR |
1073 | u8 speed_tolerance_limit; |
1074 | ||
578ab5f0 | 1075 | u8 temp_tolerance[2][NUM_FAN]; |
cdcaeceb GR |
1076 | u8 tolerance_mask; |
1077 | ||
578ab5f0 | 1078 | u8 fan_time[3][NUM_FAN]; /* 0 = stop_time, 1 = step_up, 2 = step_down */ |
cdcaeceb GR |
1079 | |
1080 | /* Automatic fan speed control registers */ | |
1081 | int auto_pwm_num; | |
578ab5f0 DB |
1082 | u8 auto_pwm[NUM_FAN][7]; |
1083 | u8 auto_temp[NUM_FAN][7]; | |
1084 | u8 pwm_temp_sel[NUM_FAN]; | |
1085 | u8 pwm_weight_temp_sel[NUM_FAN]; | |
1086 | u8 weight_temp[3][NUM_FAN]; /* 0->temp_step, 1->temp_step_tol, | |
1087 | * 2->temp_base | |
1088 | */ | |
77eb5b37 | 1089 | |
9de2e2e8 GR |
1090 | u8 vid; |
1091 | u8 vrm; | |
1092 | ||
f73cf632 GR |
1093 | bool have_vid; |
1094 | ||
aa136e5d GR |
1095 | u16 have_temp; |
1096 | u16 have_temp_fixed; | |
9de2e2e8 | 1097 | u16 have_in; |
48e93182 | 1098 | |
84d19d92 GR |
1099 | /* Remember extra register values over suspend/resume */ |
1100 | u8 vbat; | |
1101 | u8 fandiv1; | |
1102 | u8 fandiv2; | |
d2a14ea5 | 1103 | u8 sio_reg_enable; |
9de2e2e8 GR |
1104 | }; |
1105 | ||
1106 | struct nct6775_sio_data { | |
1107 | int sioreg; | |
1108 | enum kinds kind; | |
1109 | }; | |
1110 | ||
f73cf632 GR |
1111 | struct sensor_device_template { |
1112 | struct device_attribute dev_attr; | |
1113 | union { | |
1114 | struct { | |
1115 | u8 nr; | |
1116 | u8 index; | |
1117 | } s; | |
1118 | int index; | |
1119 | } u; | |
1120 | bool s2; /* true if both index and nr are used */ | |
1121 | }; | |
1122 | ||
1123 | struct sensor_device_attr_u { | |
1124 | union { | |
1125 | struct sensor_device_attribute a1; | |
1126 | struct sensor_device_attribute_2 a2; | |
1127 | } u; | |
1128 | char name[32]; | |
1129 | }; | |
1130 | ||
1131 | #define __TEMPLATE_ATTR(_template, _mode, _show, _store) { \ | |
1132 | .attr = {.name = _template, .mode = _mode }, \ | |
1133 | .show = _show, \ | |
1134 | .store = _store, \ | |
1135 | } | |
1136 | ||
1137 | #define SENSOR_DEVICE_TEMPLATE(_template, _mode, _show, _store, _index) \ | |
1138 | { .dev_attr = __TEMPLATE_ATTR(_template, _mode, _show, _store), \ | |
1139 | .u.index = _index, \ | |
1140 | .s2 = false } | |
1141 | ||
1142 | #define SENSOR_DEVICE_TEMPLATE_2(_template, _mode, _show, _store, \ | |
1143 | _nr, _index) \ | |
1144 | { .dev_attr = __TEMPLATE_ATTR(_template, _mode, _show, _store), \ | |
1145 | .u.s.index = _index, \ | |
1146 | .u.s.nr = _nr, \ | |
1147 | .s2 = true } | |
1148 | ||
1149 | #define SENSOR_TEMPLATE(_name, _template, _mode, _show, _store, _index) \ | |
1150 | static struct sensor_device_template sensor_dev_template_##_name \ | |
1151 | = SENSOR_DEVICE_TEMPLATE(_template, _mode, _show, _store, \ | |
1152 | _index) | |
1153 | ||
1154 | #define SENSOR_TEMPLATE_2(_name, _template, _mode, _show, _store, \ | |
1155 | _nr, _index) \ | |
1156 | static struct sensor_device_template sensor_dev_template_##_name \ | |
1157 | = SENSOR_DEVICE_TEMPLATE_2(_template, _mode, _show, _store, \ | |
1158 | _nr, _index) | |
1159 | ||
1160 | struct sensor_template_group { | |
1161 | struct sensor_device_template **templates; | |
1162 | umode_t (*is_visible)(struct kobject *, struct attribute *, int); | |
1163 | int base; | |
1164 | }; | |
1165 | ||
1166 | static struct attribute_group * | |
c60fdf85 JL |
1167 | nct6775_create_attr_group(struct device *dev, |
1168 | const struct sensor_template_group *tg, | |
f73cf632 GR |
1169 | int repeat) |
1170 | { | |
1171 | struct attribute_group *group; | |
1172 | struct sensor_device_attr_u *su; | |
1173 | struct sensor_device_attribute *a; | |
1174 | struct sensor_device_attribute_2 *a2; | |
1175 | struct attribute **attrs; | |
1176 | struct sensor_device_template **t; | |
1e687e80 | 1177 | int i, count; |
f73cf632 GR |
1178 | |
1179 | if (repeat <= 0) | |
1180 | return ERR_PTR(-EINVAL); | |
1181 | ||
1182 | t = tg->templates; | |
1183 | for (count = 0; *t; t++, count++) | |
1184 | ; | |
1185 | ||
1186 | if (count == 0) | |
1187 | return ERR_PTR(-EINVAL); | |
1188 | ||
1189 | group = devm_kzalloc(dev, sizeof(*group), GFP_KERNEL); | |
1190 | if (group == NULL) | |
1191 | return ERR_PTR(-ENOMEM); | |
1192 | ||
1193 | attrs = devm_kzalloc(dev, sizeof(*attrs) * (repeat * count + 1), | |
1194 | GFP_KERNEL); | |
1195 | if (attrs == NULL) | |
1196 | return ERR_PTR(-ENOMEM); | |
1197 | ||
1198 | su = devm_kzalloc(dev, sizeof(*su) * repeat * count, | |
1199 | GFP_KERNEL); | |
1200 | if (su == NULL) | |
1201 | return ERR_PTR(-ENOMEM); | |
1202 | ||
1203 | group->attrs = attrs; | |
1204 | group->is_visible = tg->is_visible; | |
1205 | ||
1206 | for (i = 0; i < repeat; i++) { | |
1207 | t = tg->templates; | |
1e687e80 | 1208 | while (*t != NULL) { |
f73cf632 GR |
1209 | snprintf(su->name, sizeof(su->name), |
1210 | (*t)->dev_attr.attr.name, tg->base + i); | |
1211 | if ((*t)->s2) { | |
1212 | a2 = &su->u.a2; | |
1b63bf61 | 1213 | sysfs_attr_init(&a2->dev_attr.attr); |
f73cf632 GR |
1214 | a2->dev_attr.attr.name = su->name; |
1215 | a2->nr = (*t)->u.s.nr + i; | |
1216 | a2->index = (*t)->u.s.index; | |
1217 | a2->dev_attr.attr.mode = | |
1218 | (*t)->dev_attr.attr.mode; | |
1219 | a2->dev_attr.show = (*t)->dev_attr.show; | |
1220 | a2->dev_attr.store = (*t)->dev_attr.store; | |
1221 | *attrs = &a2->dev_attr.attr; | |
1222 | } else { | |
1223 | a = &su->u.a1; | |
1b63bf61 | 1224 | sysfs_attr_init(&a->dev_attr.attr); |
f73cf632 GR |
1225 | a->dev_attr.attr.name = su->name; |
1226 | a->index = (*t)->u.index + i; | |
1227 | a->dev_attr.attr.mode = | |
1228 | (*t)->dev_attr.attr.mode; | |
1229 | a->dev_attr.show = (*t)->dev_attr.show; | |
1230 | a->dev_attr.store = (*t)->dev_attr.store; | |
1231 | *attrs = &a->dev_attr.attr; | |
1232 | } | |
1233 | attrs++; | |
1234 | su++; | |
1235 | t++; | |
1236 | } | |
1237 | } | |
1238 | ||
f73cf632 GR |
1239 | return group; |
1240 | } | |
1241 | ||
9de2e2e8 GR |
1242 | static bool is_word_sized(struct nct6775_data *data, u16 reg) |
1243 | { | |
1244 | switch (data->kind) { | |
6c009501 GR |
1245 | case nct6106: |
1246 | return reg == 0x20 || reg == 0x22 || reg == 0x24 || | |
1247 | reg == 0xe0 || reg == 0xe2 || reg == 0xe4 || | |
1248 | reg == 0x111 || reg == 0x121 || reg == 0x131; | |
9de2e2e8 GR |
1249 | case nct6775: |
1250 | return (((reg & 0xff00) == 0x100 || | |
1251 | (reg & 0xff00) == 0x200) && | |
1252 | ((reg & 0x00ff) == 0x50 || | |
1253 | (reg & 0x00ff) == 0x53 || | |
1254 | (reg & 0x00ff) == 0x55)) || | |
1255 | (reg & 0xfff0) == 0x630 || | |
1256 | reg == 0x640 || reg == 0x642 || | |
1257 | reg == 0x662 || | |
1258 | ((reg & 0xfff0) == 0x650 && (reg & 0x000f) >= 0x06) || | |
1259 | reg == 0x73 || reg == 0x75 || reg == 0x77; | |
1260 | case nct6776: | |
1261 | return (((reg & 0xff00) == 0x100 || | |
1262 | (reg & 0xff00) == 0x200) && | |
1263 | ((reg & 0x00ff) == 0x50 || | |
1264 | (reg & 0x00ff) == 0x53 || | |
1265 | (reg & 0x00ff) == 0x55)) || | |
1266 | (reg & 0xfff0) == 0x630 || | |
1267 | reg == 0x402 || | |
1268 | reg == 0x640 || reg == 0x642 || | |
1269 | ((reg & 0xfff0) == 0x650 && (reg & 0x000f) >= 0x06) || | |
1270 | reg == 0x73 || reg == 0x75 || reg == 0x77; | |
1271 | case nct6779: | |
578ab5f0 | 1272 | case nct6791: |
8aefb93f | 1273 | case nct6792: |
cd1faefa | 1274 | case nct6793: |
419220dc | 1275 | case nct6795: |
81820059 | 1276 | case nct6796: |
9de2e2e8 | 1277 | return reg == 0x150 || reg == 0x153 || reg == 0x155 || |
578ab5f0 | 1278 | ((reg & 0xfff0) == 0x4b0 && (reg & 0x000f) < 0x0b) || |
9de2e2e8 GR |
1279 | reg == 0x402 || |
1280 | reg == 0x63a || reg == 0x63c || reg == 0x63e || | |
00fd4cfe | 1281 | reg == 0x640 || reg == 0x642 || reg == 0x64a || |
81820059 | 1282 | reg == 0x64c || reg == 0x660 || |
9de2e2e8 | 1283 | reg == 0x73 || reg == 0x75 || reg == 0x77 || reg == 0x79 || |
8aefb93f | 1284 | reg == 0x7b || reg == 0x7d; |
9de2e2e8 GR |
1285 | } |
1286 | return false; | |
1287 | } | |
1288 | ||
1289 | /* | |
1290 | * On older chips, only registers 0x50-0x5f are banked. | |
1291 | * On more recent chips, all registers are banked. | |
1292 | * Assume that is the case and set the bank number for each access. | |
1293 | * Cache the bank number so it only needs to be set if it changes. | |
1294 | */ | |
1295 | static inline void nct6775_set_bank(struct nct6775_data *data, u16 reg) | |
1296 | { | |
1297 | u8 bank = reg >> 8; | |
9cd892bc | 1298 | |
9de2e2e8 GR |
1299 | if (data->bank != bank) { |
1300 | outb_p(NCT6775_REG_BANK, data->addr + ADDR_REG_OFFSET); | |
1301 | outb_p(bank, data->addr + DATA_REG_OFFSET); | |
1302 | data->bank = bank; | |
1303 | } | |
1304 | } | |
1305 | ||
1306 | static u16 nct6775_read_value(struct nct6775_data *data, u16 reg) | |
1307 | { | |
1308 | int res, word_sized = is_word_sized(data, reg); | |
1309 | ||
9de2e2e8 GR |
1310 | nct6775_set_bank(data, reg); |
1311 | outb_p(reg & 0xff, data->addr + ADDR_REG_OFFSET); | |
1312 | res = inb_p(data->addr + DATA_REG_OFFSET); | |
1313 | if (word_sized) { | |
1314 | outb_p((reg & 0xff) + 1, | |
1315 | data->addr + ADDR_REG_OFFSET); | |
1316 | res = (res << 8) + inb_p(data->addr + DATA_REG_OFFSET); | |
1317 | } | |
9de2e2e8 GR |
1318 | return res; |
1319 | } | |
1320 | ||
1321 | static int nct6775_write_value(struct nct6775_data *data, u16 reg, u16 value) | |
1322 | { | |
1323 | int word_sized = is_word_sized(data, reg); | |
1324 | ||
9de2e2e8 GR |
1325 | nct6775_set_bank(data, reg); |
1326 | outb_p(reg & 0xff, data->addr + ADDR_REG_OFFSET); | |
1327 | if (word_sized) { | |
1328 | outb_p(value >> 8, data->addr + DATA_REG_OFFSET); | |
1329 | outb_p((reg & 0xff) + 1, | |
1330 | data->addr + ADDR_REG_OFFSET); | |
1331 | } | |
1332 | outb_p(value & 0xff, data->addr + DATA_REG_OFFSET); | |
9de2e2e8 GR |
1333 | return 0; |
1334 | } | |
1335 | ||
aa136e5d GR |
1336 | /* We left-align 8-bit temperature values to make the code simpler */ |
1337 | static u16 nct6775_read_temp(struct nct6775_data *data, u16 reg) | |
1338 | { | |
1339 | u16 res; | |
1340 | ||
1341 | res = nct6775_read_value(data, reg); | |
1342 | if (!is_word_sized(data, reg)) | |
1343 | res <<= 8; | |
1344 | ||
1345 | return res; | |
1346 | } | |
1347 | ||
1348 | static int nct6775_write_temp(struct nct6775_data *data, u16 reg, u16 value) | |
1349 | { | |
1350 | if (!is_word_sized(data, reg)) | |
1351 | value >>= 8; | |
1352 | return nct6775_write_value(data, reg, value); | |
1353 | } | |
1354 | ||
1c65dc36 GR |
1355 | /* This function assumes that the caller holds data->update_lock */ |
1356 | static void nct6775_write_fan_div(struct nct6775_data *data, int nr) | |
1357 | { | |
1358 | u8 reg; | |
1359 | ||
1360 | switch (nr) { | |
1361 | case 0: | |
1362 | reg = (nct6775_read_value(data, NCT6775_REG_FANDIV1) & 0x70) | |
1363 | | (data->fan_div[0] & 0x7); | |
1364 | nct6775_write_value(data, NCT6775_REG_FANDIV1, reg); | |
1365 | break; | |
1366 | case 1: | |
1367 | reg = (nct6775_read_value(data, NCT6775_REG_FANDIV1) & 0x7) | |
1368 | | ((data->fan_div[1] << 4) & 0x70); | |
1369 | nct6775_write_value(data, NCT6775_REG_FANDIV1, reg); | |
1370 | break; | |
1371 | case 2: | |
1372 | reg = (nct6775_read_value(data, NCT6775_REG_FANDIV2) & 0x70) | |
1373 | | (data->fan_div[2] & 0x7); | |
1374 | nct6775_write_value(data, NCT6775_REG_FANDIV2, reg); | |
1375 | break; | |
1376 | case 3: | |
1377 | reg = (nct6775_read_value(data, NCT6775_REG_FANDIV2) & 0x7) | |
1378 | | ((data->fan_div[3] << 4) & 0x70); | |
1379 | nct6775_write_value(data, NCT6775_REG_FANDIV2, reg); | |
1380 | break; | |
1381 | } | |
1382 | } | |
1383 | ||
1384 | static void nct6775_write_fan_div_common(struct nct6775_data *data, int nr) | |
1385 | { | |
1386 | if (data->kind == nct6775) | |
1387 | nct6775_write_fan_div(data, nr); | |
1388 | } | |
1389 | ||
1390 | static void nct6775_update_fan_div(struct nct6775_data *data) | |
1391 | { | |
1392 | u8 i; | |
1393 | ||
1394 | i = nct6775_read_value(data, NCT6775_REG_FANDIV1); | |
1395 | data->fan_div[0] = i & 0x7; | |
1396 | data->fan_div[1] = (i & 0x70) >> 4; | |
1397 | i = nct6775_read_value(data, NCT6775_REG_FANDIV2); | |
1398 | data->fan_div[2] = i & 0x7; | |
d1bb2186 | 1399 | if (data->has_fan & BIT(3)) |
1c65dc36 GR |
1400 | data->fan_div[3] = (i & 0x70) >> 4; |
1401 | } | |
1402 | ||
1403 | static void nct6775_update_fan_div_common(struct nct6775_data *data) | |
1404 | { | |
1405 | if (data->kind == nct6775) | |
1406 | nct6775_update_fan_div(data); | |
1407 | } | |
1408 | ||
1409 | static void nct6775_init_fan_div(struct nct6775_data *data) | |
1410 | { | |
1411 | int i; | |
1412 | ||
1413 | nct6775_update_fan_div_common(data); | |
1414 | /* | |
1415 | * For all fans, start with highest divider value if the divider | |
1416 | * register is not initialized. This ensures that we get a | |
1417 | * reading from the fan count register, even if it is not optimal. | |
1418 | * We'll compute a better divider later on. | |
1419 | */ | |
c409fd43 | 1420 | for (i = 0; i < ARRAY_SIZE(data->fan_div); i++) { |
d1bb2186 | 1421 | if (!(data->has_fan & BIT(i))) |
1c65dc36 GR |
1422 | continue; |
1423 | if (data->fan_div[i] == 0) { | |
1424 | data->fan_div[i] = 7; | |
1425 | nct6775_write_fan_div_common(data, i); | |
1426 | } | |
1427 | } | |
1428 | } | |
1429 | ||
1430 | static void nct6775_init_fan_common(struct device *dev, | |
1431 | struct nct6775_data *data) | |
1432 | { | |
1433 | int i; | |
1434 | u8 reg; | |
1435 | ||
1436 | if (data->has_fan_div) | |
1437 | nct6775_init_fan_div(data); | |
1438 | ||
1439 | /* | |
1440 | * If fan_min is not set (0), set it to 0xff to disable it. This | |
1441 | * prevents the unnecessary warning when fanX_min is reported as 0. | |
1442 | */ | |
c409fd43 | 1443 | for (i = 0; i < ARRAY_SIZE(data->fan_min); i++) { |
d1bb2186 | 1444 | if (data->has_fan_min & BIT(i)) { |
1c65dc36 GR |
1445 | reg = nct6775_read_value(data, data->REG_FAN_MIN[i]); |
1446 | if (!reg) | |
1447 | nct6775_write_value(data, data->REG_FAN_MIN[i], | |
1448 | data->has_fan_div ? 0xff | |
1449 | : 0xff1f); | |
1450 | } | |
1451 | } | |
1452 | } | |
1453 | ||
1454 | static void nct6775_select_fan_div(struct device *dev, | |
1455 | struct nct6775_data *data, int nr, u16 reg) | |
1456 | { | |
1457 | u8 fan_div = data->fan_div[nr]; | |
1458 | u16 fan_min; | |
1459 | ||
1460 | if (!data->has_fan_div) | |
1461 | return; | |
1462 | ||
1463 | /* | |
1464 | * If we failed to measure the fan speed, or the reported value is not | |
1465 | * in the optimal range, and the clock divider can be modified, | |
1466 | * let's try that for next time. | |
1467 | */ | |
1468 | if (reg == 0x00 && fan_div < 0x07) | |
1469 | fan_div++; | |
1470 | else if (reg != 0x00 && reg < 0x30 && fan_div > 0) | |
1471 | fan_div--; | |
1472 | ||
1473 | if (fan_div != data->fan_div[nr]) { | |
1474 | dev_dbg(dev, "Modifying fan%d clock divider from %u to %u\n", | |
1475 | nr + 1, div_from_reg(data->fan_div[nr]), | |
1476 | div_from_reg(fan_div)); | |
1477 | ||
1478 | /* Preserve min limit if possible */ | |
d1bb2186 | 1479 | if (data->has_fan_min & BIT(nr)) { |
1c65dc36 GR |
1480 | fan_min = data->fan_min[nr]; |
1481 | if (fan_div > data->fan_div[nr]) { | |
1482 | if (fan_min != 255 && fan_min > 1) | |
1483 | fan_min >>= 1; | |
1484 | } else { | |
1485 | if (fan_min != 255) { | |
1486 | fan_min <<= 1; | |
1487 | if (fan_min > 254) | |
1488 | fan_min = 254; | |
1489 | } | |
1490 | } | |
1491 | if (fan_min != data->fan_min[nr]) { | |
1492 | data->fan_min[nr] = fan_min; | |
1493 | nct6775_write_value(data, data->REG_FAN_MIN[nr], | |
1494 | fan_min); | |
1495 | } | |
1496 | } | |
1497 | data->fan_div[nr] = fan_div; | |
1498 | nct6775_write_fan_div_common(data, nr); | |
1499 | } | |
1500 | } | |
1501 | ||
77eb5b37 GR |
1502 | static void nct6775_update_pwm(struct device *dev) |
1503 | { | |
1504 | struct nct6775_data *data = dev_get_drvdata(dev); | |
1505 | int i, j; | |
cdcaeceb | 1506 | int fanmodecfg, reg; |
77eb5b37 GR |
1507 | bool duty_is_dc; |
1508 | ||
1509 | for (i = 0; i < data->pwm_num; i++) { | |
d1bb2186 | 1510 | if (!(data->has_pwm & BIT(i))) |
77eb5b37 GR |
1511 | continue; |
1512 | ||
1513 | duty_is_dc = data->REG_PWM_MODE[i] && | |
1514 | (nct6775_read_value(data, data->REG_PWM_MODE[i]) | |
1515 | & data->PWM_MODE_MASK[i]); | |
1516 | data->pwm_mode[i] = duty_is_dc; | |
1517 | ||
1518 | fanmodecfg = nct6775_read_value(data, data->REG_FAN_MODE[i]); | |
1519 | for (j = 0; j < ARRAY_SIZE(data->REG_PWM); j++) { | |
1520 | if (data->REG_PWM[j] && data->REG_PWM[j][i]) { | |
1521 | data->pwm[j][i] | |
1522 | = nct6775_read_value(data, | |
1523 | data->REG_PWM[j][i]); | |
1524 | } | |
1525 | } | |
1526 | ||
1527 | data->pwm_enable[i] = reg_to_pwm_enable(data->pwm[0][i], | |
1528 | (fanmodecfg >> 4) & 7); | |
cdcaeceb GR |
1529 | |
1530 | if (!data->temp_tolerance[0][i] || | |
1531 | data->pwm_enable[i] != speed_cruise) | |
1532 | data->temp_tolerance[0][i] = fanmodecfg & 0x0f; | |
1533 | if (!data->target_speed_tolerance[i] || | |
1534 | data->pwm_enable[i] == speed_cruise) { | |
1535 | u8 t = fanmodecfg & 0x0f; | |
9cd892bc | 1536 | |
cdcaeceb GR |
1537 | if (data->REG_TOLERANCE_H) { |
1538 | t |= (nct6775_read_value(data, | |
1539 | data->REG_TOLERANCE_H[i]) & 0x70) >> 1; | |
1540 | } | |
1541 | data->target_speed_tolerance[i] = t; | |
1542 | } | |
1543 | ||
1544 | data->temp_tolerance[1][i] = | |
1545 | nct6775_read_value(data, | |
1546 | data->REG_CRITICAL_TEMP_TOLERANCE[i]); | |
1547 | ||
1548 | reg = nct6775_read_value(data, data->REG_TEMP_SEL[i]); | |
1549 | data->pwm_temp_sel[i] = reg & 0x1f; | |
1550 | /* If fan can stop, report floor as 0 */ | |
1551 | if (reg & 0x80) | |
1552 | data->pwm[2][i] = 0; | |
bbd8decd | 1553 | |
cc76dee1 GR |
1554 | if (!data->REG_WEIGHT_TEMP_SEL[i]) |
1555 | continue; | |
1556 | ||
bbd8decd GR |
1557 | reg = nct6775_read_value(data, data->REG_WEIGHT_TEMP_SEL[i]); |
1558 | data->pwm_weight_temp_sel[i] = reg & 0x1f; | |
1559 | /* If weight is disabled, report weight source as 0 */ | |
1560 | if (j == 1 && !(reg & 0x80)) | |
1561 | data->pwm_weight_temp_sel[i] = 0; | |
1562 | ||
1563 | /* Weight temp data */ | |
c409fd43 | 1564 | for (j = 0; j < ARRAY_SIZE(data->weight_temp); j++) { |
bbd8decd GR |
1565 | data->weight_temp[j][i] |
1566 | = nct6775_read_value(data, | |
1567 | data->REG_WEIGHT_TEMP[j][i]); | |
1568 | } | |
cdcaeceb GR |
1569 | } |
1570 | } | |
1571 | ||
1572 | static void nct6775_update_pwm_limits(struct device *dev) | |
1573 | { | |
1574 | struct nct6775_data *data = dev_get_drvdata(dev); | |
1575 | int i, j; | |
1576 | u8 reg; | |
1577 | u16 reg_t; | |
1578 | ||
1579 | for (i = 0; i < data->pwm_num; i++) { | |
d1bb2186 | 1580 | if (!(data->has_pwm & BIT(i))) |
cdcaeceb GR |
1581 | continue; |
1582 | ||
c409fd43 | 1583 | for (j = 0; j < ARRAY_SIZE(data->fan_time); j++) { |
cdcaeceb GR |
1584 | data->fan_time[j][i] = |
1585 | nct6775_read_value(data, data->REG_FAN_TIME[j][i]); | |
1586 | } | |
1587 | ||
1588 | reg_t = nct6775_read_value(data, data->REG_TARGET[i]); | |
1589 | /* Update only in matching mode or if never updated */ | |
1590 | if (!data->target_temp[i] || | |
1591 | data->pwm_enable[i] == thermal_cruise) | |
1592 | data->target_temp[i] = reg_t & data->target_temp_mask; | |
1593 | if (!data->target_speed[i] || | |
1594 | data->pwm_enable[i] == speed_cruise) { | |
1595 | if (data->REG_TOLERANCE_H) { | |
1596 | reg_t |= (nct6775_read_value(data, | |
1597 | data->REG_TOLERANCE_H[i]) & 0x0f) << 8; | |
1598 | } | |
1599 | data->target_speed[i] = reg_t; | |
1600 | } | |
1601 | ||
1602 | for (j = 0; j < data->auto_pwm_num; j++) { | |
1603 | data->auto_pwm[i][j] = | |
1604 | nct6775_read_value(data, | |
1605 | NCT6775_AUTO_PWM(data, i, j)); | |
1606 | data->auto_temp[i][j] = | |
1607 | nct6775_read_value(data, | |
1608 | NCT6775_AUTO_TEMP(data, i, j)); | |
1609 | } | |
1610 | ||
1611 | /* critical auto_pwm temperature data */ | |
1612 | data->auto_temp[i][data->auto_pwm_num] = | |
1613 | nct6775_read_value(data, data->REG_CRITICAL_TEMP[i]); | |
1614 | ||
1615 | switch (data->kind) { | |
1616 | case nct6775: | |
1617 | reg = nct6775_read_value(data, | |
1618 | NCT6775_REG_CRITICAL_ENAB[i]); | |
1619 | data->auto_pwm[i][data->auto_pwm_num] = | |
1620 | (reg & 0x02) ? 0xff : 0x00; | |
1621 | break; | |
1622 | case nct6776: | |
1623 | data->auto_pwm[i][data->auto_pwm_num] = 0xff; | |
1624 | break; | |
6c009501 | 1625 | case nct6106: |
cdcaeceb | 1626 | case nct6779: |
578ab5f0 | 1627 | case nct6791: |
8aefb93f | 1628 | case nct6792: |
cd1faefa | 1629 | case nct6793: |
419220dc | 1630 | case nct6795: |
81820059 | 1631 | case nct6796: |
cdcaeceb | 1632 | reg = nct6775_read_value(data, |
6c009501 GR |
1633 | data->REG_CRITICAL_PWM_ENABLE[i]); |
1634 | if (reg & data->CRITICAL_PWM_ENABLE_MASK) | |
1635 | reg = nct6775_read_value(data, | |
1636 | data->REG_CRITICAL_PWM[i]); | |
cdcaeceb | 1637 | else |
6c009501 GR |
1638 | reg = 0xff; |
1639 | data->auto_pwm[i][data->auto_pwm_num] = reg; | |
cdcaeceb GR |
1640 | break; |
1641 | } | |
77eb5b37 GR |
1642 | } |
1643 | } | |
1644 | ||
9de2e2e8 GR |
1645 | static struct nct6775_data *nct6775_update_device(struct device *dev) |
1646 | { | |
1647 | struct nct6775_data *data = dev_get_drvdata(dev); | |
aa136e5d | 1648 | int i, j; |
9de2e2e8 GR |
1649 | |
1650 | mutex_lock(&data->update_lock); | |
1651 | ||
6445e660 | 1652 | if (time_after(jiffies, data->last_updated + HZ + HZ / 2) |
9de2e2e8 | 1653 | || !data->valid) { |
1c65dc36 GR |
1654 | /* Fan clock dividers */ |
1655 | nct6775_update_fan_div_common(data); | |
1656 | ||
9de2e2e8 GR |
1657 | /* Measured voltages and limits */ |
1658 | for (i = 0; i < data->in_num; i++) { | |
d1bb2186 | 1659 | if (!(data->have_in & BIT(i))) |
9de2e2e8 GR |
1660 | continue; |
1661 | ||
1662 | data->in[i][0] = nct6775_read_value(data, | |
1663 | data->REG_VIN[i]); | |
1664 | data->in[i][1] = nct6775_read_value(data, | |
1665 | data->REG_IN_MINMAX[0][i]); | |
1666 | data->in[i][2] = nct6775_read_value(data, | |
1667 | data->REG_IN_MINMAX[1][i]); | |
1668 | } | |
1669 | ||
1c65dc36 | 1670 | /* Measured fan speeds and limits */ |
c409fd43 | 1671 | for (i = 0; i < ARRAY_SIZE(data->rpm); i++) { |
1c65dc36 GR |
1672 | u16 reg; |
1673 | ||
d1bb2186 | 1674 | if (!(data->has_fan & BIT(i))) |
1c65dc36 GR |
1675 | continue; |
1676 | ||
1677 | reg = nct6775_read_value(data, data->REG_FAN[i]); | |
1678 | data->rpm[i] = data->fan_from_reg(reg, | |
1679 | data->fan_div[i]); | |
1680 | ||
d1bb2186 | 1681 | if (data->has_fan_min & BIT(i)) |
1c65dc36 GR |
1682 | data->fan_min[i] = nct6775_read_value(data, |
1683 | data->REG_FAN_MIN[i]); | |
5c25d954 | 1684 | data->fan_pulses[i] = |
6c009501 GR |
1685 | (nct6775_read_value(data, data->REG_FAN_PULSES[i]) |
1686 | >> data->FAN_PULSE_SHIFT[i]) & 0x03; | |
1c65dc36 GR |
1687 | |
1688 | nct6775_select_fan_div(dev, data, i, reg); | |
1689 | } | |
1690 | ||
77eb5b37 | 1691 | nct6775_update_pwm(dev); |
cdcaeceb | 1692 | nct6775_update_pwm_limits(dev); |
77eb5b37 | 1693 | |
aa136e5d GR |
1694 | /* Measured temperatures and limits */ |
1695 | for (i = 0; i < NUM_TEMP; i++) { | |
d1bb2186 | 1696 | if (!(data->have_temp & BIT(i))) |
aa136e5d | 1697 | continue; |
c409fd43 | 1698 | for (j = 0; j < ARRAY_SIZE(data->reg_temp); j++) { |
aa136e5d GR |
1699 | if (data->reg_temp[j][i]) |
1700 | data->temp[j][i] | |
1701 | = nct6775_read_temp(data, | |
1702 | data->reg_temp[j][i]); | |
1703 | } | |
45a5b3a1 | 1704 | if (i >= NUM_TEMP_FIXED || |
d1bb2186 | 1705 | !(data->have_temp_fixed & BIT(i))) |
aa136e5d GR |
1706 | continue; |
1707 | data->temp_offset[i] | |
1708 | = nct6775_read_value(data, data->REG_TEMP_OFFSET[i]); | |
1709 | } | |
1710 | ||
9de2e2e8 GR |
1711 | data->alarms = 0; |
1712 | for (i = 0; i < NUM_REG_ALARM; i++) { | |
1713 | u8 alarm; | |
9cd892bc | 1714 | |
9de2e2e8 GR |
1715 | if (!data->REG_ALARM[i]) |
1716 | continue; | |
1717 | alarm = nct6775_read_value(data, data->REG_ALARM[i]); | |
1718 | data->alarms |= ((u64)alarm) << (i << 3); | |
1719 | } | |
1720 | ||
30846993 GR |
1721 | data->beeps = 0; |
1722 | for (i = 0; i < NUM_REG_BEEP; i++) { | |
1723 | u8 beep; | |
9cd892bc | 1724 | |
30846993 GR |
1725 | if (!data->REG_BEEP[i]) |
1726 | continue; | |
1727 | beep = nct6775_read_value(data, data->REG_BEEP[i]); | |
1728 | data->beeps |= ((u64)beep) << (i << 3); | |
1729 | } | |
1730 | ||
9de2e2e8 GR |
1731 | data->last_updated = jiffies; |
1732 | data->valid = true; | |
1733 | } | |
1734 | ||
1735 | mutex_unlock(&data->update_lock); | |
1736 | return data; | |
1737 | } | |
1738 | ||
1739 | /* | |
1740 | * Sysfs callback functions | |
1741 | */ | |
1742 | static ssize_t | |
1743 | show_in_reg(struct device *dev, struct device_attribute *attr, char *buf) | |
1744 | { | |
1745 | struct nct6775_data *data = nct6775_update_device(dev); | |
1746 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
9de2e2e8 | 1747 | int index = sattr->index; |
9cd892bc GR |
1748 | int nr = sattr->nr; |
1749 | ||
9de2e2e8 GR |
1750 | return sprintf(buf, "%ld\n", in_from_reg(data->in[nr][index], nr)); |
1751 | } | |
1752 | ||
1753 | static ssize_t | |
1754 | store_in_reg(struct device *dev, struct device_attribute *attr, const char *buf, | |
1755 | size_t count) | |
1756 | { | |
1757 | struct nct6775_data *data = dev_get_drvdata(dev); | |
1758 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
9de2e2e8 | 1759 | int index = sattr->index; |
9cd892bc | 1760 | int nr = sattr->nr; |
9de2e2e8 | 1761 | unsigned long val; |
9cd892bc GR |
1762 | int err; |
1763 | ||
1764 | err = kstrtoul(buf, 10, &val); | |
9de2e2e8 GR |
1765 | if (err < 0) |
1766 | return err; | |
1767 | mutex_lock(&data->update_lock); | |
1768 | data->in[nr][index] = in_to_reg(val, nr); | |
6445e660 | 1769 | nct6775_write_value(data, data->REG_IN_MINMAX[index - 1][nr], |
9de2e2e8 GR |
1770 | data->in[nr][index]); |
1771 | mutex_unlock(&data->update_lock); | |
1772 | return count; | |
1773 | } | |
1774 | ||
1775 | static ssize_t | |
1776 | show_alarm(struct device *dev, struct device_attribute *attr, char *buf) | |
1777 | { | |
1778 | struct nct6775_data *data = nct6775_update_device(dev); | |
1779 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
1780 | int nr = data->ALARM_BITS[sattr->index]; | |
9cd892bc | 1781 | |
9de2e2e8 GR |
1782 | return sprintf(buf, "%u\n", |
1783 | (unsigned int)((data->alarms >> nr) & 0x01)); | |
1784 | } | |
1785 | ||
b1d2bff6 GR |
1786 | static int find_temp_source(struct nct6775_data *data, int index, int count) |
1787 | { | |
1788 | int source = data->temp_src[index]; | |
1789 | int nr; | |
1790 | ||
1791 | for (nr = 0; nr < count; nr++) { | |
1792 | int src; | |
1793 | ||
1794 | src = nct6775_read_value(data, | |
1795 | data->REG_TEMP_SOURCE[nr]) & 0x1f; | |
1796 | if (src == source) | |
1797 | return nr; | |
1798 | } | |
e8ab508c | 1799 | return -ENODEV; |
b1d2bff6 GR |
1800 | } |
1801 | ||
1802 | static ssize_t | |
1803 | show_temp_alarm(struct device *dev, struct device_attribute *attr, char *buf) | |
1804 | { | |
1805 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
1806 | struct nct6775_data *data = nct6775_update_device(dev); | |
1807 | unsigned int alarm = 0; | |
1808 | int nr; | |
1809 | ||
1810 | /* | |
1811 | * For temperatures, there is no fixed mapping from registers to alarm | |
1812 | * bits. Alarm bits are determined by the temperature source mapping. | |
1813 | */ | |
1814 | nr = find_temp_source(data, sattr->index, data->num_temp_alarms); | |
1815 | if (nr >= 0) { | |
1816 | int bit = data->ALARM_BITS[nr + TEMP_ALARM_BASE]; | |
9cd892bc | 1817 | |
b1d2bff6 GR |
1818 | alarm = (data->alarms >> bit) & 0x01; |
1819 | } | |
1820 | return sprintf(buf, "%u\n", alarm); | |
1821 | } | |
1822 | ||
30846993 GR |
1823 | static ssize_t |
1824 | show_beep(struct device *dev, struct device_attribute *attr, char *buf) | |
1825 | { | |
1826 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
1827 | struct nct6775_data *data = nct6775_update_device(dev); | |
1828 | int nr = data->BEEP_BITS[sattr->index]; | |
1829 | ||
1830 | return sprintf(buf, "%u\n", | |
1831 | (unsigned int)((data->beeps >> nr) & 0x01)); | |
1832 | } | |
1833 | ||
1834 | static ssize_t | |
1835 | store_beep(struct device *dev, struct device_attribute *attr, const char *buf, | |
1836 | size_t count) | |
1837 | { | |
1838 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
1839 | struct nct6775_data *data = dev_get_drvdata(dev); | |
1840 | int nr = data->BEEP_BITS[sattr->index]; | |
1841 | int regindex = nr >> 3; | |
1842 | unsigned long val; | |
9cd892bc | 1843 | int err; |
30846993 | 1844 | |
9cd892bc | 1845 | err = kstrtoul(buf, 10, &val); |
30846993 GR |
1846 | if (err < 0) |
1847 | return err; | |
1848 | if (val > 1) | |
1849 | return -EINVAL; | |
1850 | ||
1851 | mutex_lock(&data->update_lock); | |
1852 | if (val) | |
1853 | data->beeps |= (1ULL << nr); | |
1854 | else | |
1855 | data->beeps &= ~(1ULL << nr); | |
1856 | nct6775_write_value(data, data->REG_BEEP[regindex], | |
1857 | (data->beeps >> (regindex << 3)) & 0xff); | |
1858 | mutex_unlock(&data->update_lock); | |
1859 | return count; | |
1860 | } | |
1861 | ||
1862 | static ssize_t | |
1863 | show_temp_beep(struct device *dev, struct device_attribute *attr, char *buf) | |
1864 | { | |
1865 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
1866 | struct nct6775_data *data = nct6775_update_device(dev); | |
1867 | unsigned int beep = 0; | |
1868 | int nr; | |
1869 | ||
1870 | /* | |
1871 | * For temperatures, there is no fixed mapping from registers to beep | |
1872 | * enable bits. Beep enable bits are determined by the temperature | |
1873 | * source mapping. | |
1874 | */ | |
1875 | nr = find_temp_source(data, sattr->index, data->num_temp_beeps); | |
1876 | if (nr >= 0) { | |
1877 | int bit = data->BEEP_BITS[nr + TEMP_ALARM_BASE]; | |
9cd892bc | 1878 | |
30846993 GR |
1879 | beep = (data->beeps >> bit) & 0x01; |
1880 | } | |
1881 | return sprintf(buf, "%u\n", beep); | |
1882 | } | |
1883 | ||
1884 | static ssize_t | |
1885 | store_temp_beep(struct device *dev, struct device_attribute *attr, | |
1886 | const char *buf, size_t count) | |
1887 | { | |
1888 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
1889 | struct nct6775_data *data = dev_get_drvdata(dev); | |
1890 | int nr, bit, regindex; | |
1891 | unsigned long val; | |
9cd892bc | 1892 | int err; |
30846993 | 1893 | |
9cd892bc | 1894 | err = kstrtoul(buf, 10, &val); |
30846993 GR |
1895 | if (err < 0) |
1896 | return err; | |
1897 | if (val > 1) | |
1898 | return -EINVAL; | |
1899 | ||
1900 | nr = find_temp_source(data, sattr->index, data->num_temp_beeps); | |
1901 | if (nr < 0) | |
e8ab508c | 1902 | return nr; |
30846993 GR |
1903 | |
1904 | bit = data->BEEP_BITS[nr + TEMP_ALARM_BASE]; | |
1905 | regindex = bit >> 3; | |
1906 | ||
1907 | mutex_lock(&data->update_lock); | |
1908 | if (val) | |
1909 | data->beeps |= (1ULL << bit); | |
1910 | else | |
1911 | data->beeps &= ~(1ULL << bit); | |
1912 | nct6775_write_value(data, data->REG_BEEP[regindex], | |
1913 | (data->beeps >> (regindex << 3)) & 0xff); | |
1914 | mutex_unlock(&data->update_lock); | |
1915 | ||
1916 | return count; | |
1917 | } | |
1918 | ||
f73cf632 GR |
1919 | static umode_t nct6775_in_is_visible(struct kobject *kobj, |
1920 | struct attribute *attr, int index) | |
1921 | { | |
1922 | struct device *dev = container_of(kobj, struct device, kobj); | |
1923 | struct nct6775_data *data = dev_get_drvdata(dev); | |
30846993 | 1924 | int in = index / 5; /* voltage index */ |
f73cf632 | 1925 | |
d1bb2186 | 1926 | if (!(data->have_in & BIT(in))) |
f73cf632 GR |
1927 | return 0; |
1928 | ||
1929 | return attr->mode; | |
1930 | } | |
1931 | ||
1932 | SENSOR_TEMPLATE_2(in_input, "in%d_input", S_IRUGO, show_in_reg, NULL, 0, 0); | |
1933 | SENSOR_TEMPLATE(in_alarm, "in%d_alarm", S_IRUGO, show_alarm, NULL, 0); | |
30846993 GR |
1934 | SENSOR_TEMPLATE(in_beep, "in%d_beep", S_IWUSR | S_IRUGO, show_beep, store_beep, |
1935 | 0); | |
f73cf632 GR |
1936 | SENSOR_TEMPLATE_2(in_min, "in%d_min", S_IWUSR | S_IRUGO, show_in_reg, |
1937 | store_in_reg, 0, 1); | |
1938 | SENSOR_TEMPLATE_2(in_max, "in%d_max", S_IWUSR | S_IRUGO, show_in_reg, | |
1939 | store_in_reg, 0, 2); | |
1940 | ||
1941 | /* | |
1942 | * nct6775_in_is_visible uses the index into the following array | |
1943 | * to determine if attributes should be created or not. | |
1944 | * Any change in order or content must be matched. | |
1945 | */ | |
1946 | static struct sensor_device_template *nct6775_attributes_in_template[] = { | |
1947 | &sensor_dev_template_in_input, | |
1948 | &sensor_dev_template_in_alarm, | |
30846993 | 1949 | &sensor_dev_template_in_beep, |
f73cf632 GR |
1950 | &sensor_dev_template_in_min, |
1951 | &sensor_dev_template_in_max, | |
1952 | NULL | |
9de2e2e8 GR |
1953 | }; |
1954 | ||
c60fdf85 | 1955 | static const struct sensor_template_group nct6775_in_template_group = { |
f73cf632 GR |
1956 | .templates = nct6775_attributes_in_template, |
1957 | .is_visible = nct6775_in_is_visible, | |
9de2e2e8 GR |
1958 | }; |
1959 | ||
1c65dc36 GR |
1960 | static ssize_t |
1961 | show_fan(struct device *dev, struct device_attribute *attr, char *buf) | |
1962 | { | |
1963 | struct nct6775_data *data = nct6775_update_device(dev); | |
1964 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
1965 | int nr = sattr->index; | |
9cd892bc | 1966 | |
1c65dc36 GR |
1967 | return sprintf(buf, "%d\n", data->rpm[nr]); |
1968 | } | |
1969 | ||
1970 | static ssize_t | |
1971 | show_fan_min(struct device *dev, struct device_attribute *attr, char *buf) | |
1972 | { | |
1973 | struct nct6775_data *data = nct6775_update_device(dev); | |
1974 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
1975 | int nr = sattr->index; | |
9cd892bc | 1976 | |
1c65dc36 GR |
1977 | return sprintf(buf, "%d\n", |
1978 | data->fan_from_reg_min(data->fan_min[nr], | |
1979 | data->fan_div[nr])); | |
1980 | } | |
1981 | ||
1982 | static ssize_t | |
1983 | show_fan_div(struct device *dev, struct device_attribute *attr, char *buf) | |
1984 | { | |
1985 | struct nct6775_data *data = nct6775_update_device(dev); | |
1986 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
1987 | int nr = sattr->index; | |
9cd892bc | 1988 | |
1c65dc36 GR |
1989 | return sprintf(buf, "%u\n", div_from_reg(data->fan_div[nr])); |
1990 | } | |
1991 | ||
1992 | static ssize_t | |
1993 | store_fan_min(struct device *dev, struct device_attribute *attr, | |
1994 | const char *buf, size_t count) | |
1995 | { | |
1996 | struct nct6775_data *data = dev_get_drvdata(dev); | |
1997 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
1998 | int nr = sattr->index; | |
1999 | unsigned long val; | |
1c65dc36 GR |
2000 | unsigned int reg; |
2001 | u8 new_div; | |
9cd892bc | 2002 | int err; |
1c65dc36 GR |
2003 | |
2004 | err = kstrtoul(buf, 10, &val); | |
2005 | if (err < 0) | |
2006 | return err; | |
2007 | ||
2008 | mutex_lock(&data->update_lock); | |
2009 | if (!data->has_fan_div) { | |
2010 | /* NCT6776F or NCT6779D; we know this is a 13 bit register */ | |
2011 | if (!val) { | |
2012 | val = 0xff1f; | |
2013 | } else { | |
2014 | if (val > 1350000U) | |
2015 | val = 135000U; | |
2016 | val = 1350000U / val; | |
2017 | val = (val & 0x1f) | ((val << 3) & 0xff00); | |
2018 | } | |
2019 | data->fan_min[nr] = val; | |
2020 | goto write_min; /* Leave fan divider alone */ | |
2021 | } | |
2022 | if (!val) { | |
2023 | /* No min limit, alarm disabled */ | |
2024 | data->fan_min[nr] = 255; | |
2025 | new_div = data->fan_div[nr]; /* No change */ | |
2026 | dev_info(dev, "fan%u low limit and alarm disabled\n", nr + 1); | |
2027 | goto write_div; | |
2028 | } | |
2029 | reg = 1350000U / val; | |
2030 | if (reg >= 128 * 255) { | |
2031 | /* | |
2032 | * Speed below this value cannot possibly be represented, | |
2033 | * even with the highest divider (128) | |
2034 | */ | |
2035 | data->fan_min[nr] = 254; | |
d1bb2186 | 2036 | new_div = 7; /* 128 == BIT(7) */ |
1c65dc36 GR |
2037 | dev_warn(dev, |
2038 | "fan%u low limit %lu below minimum %u, set to minimum\n", | |
2039 | nr + 1, val, data->fan_from_reg_min(254, 7)); | |
2040 | } else if (!reg) { | |
2041 | /* | |
2042 | * Speed above this value cannot possibly be represented, | |
2043 | * even with the lowest divider (1) | |
2044 | */ | |
2045 | data->fan_min[nr] = 1; | |
d1bb2186 | 2046 | new_div = 0; /* 1 == BIT(0) */ |
1c65dc36 GR |
2047 | dev_warn(dev, |
2048 | "fan%u low limit %lu above maximum %u, set to maximum\n", | |
2049 | nr + 1, val, data->fan_from_reg_min(1, 0)); | |
2050 | } else { | |
2051 | /* | |
2052 | * Automatically pick the best divider, i.e. the one such | |
2053 | * that the min limit will correspond to a register value | |
2054 | * in the 96..192 range | |
2055 | */ | |
2056 | new_div = 0; | |
2057 | while (reg > 192 && new_div < 7) { | |
2058 | reg >>= 1; | |
2059 | new_div++; | |
2060 | } | |
2061 | data->fan_min[nr] = reg; | |
2062 | } | |
2063 | ||
2064 | write_div: | |
2065 | /* | |
2066 | * Write both the fan clock divider (if it changed) and the new | |
2067 | * fan min (unconditionally) | |
2068 | */ | |
2069 | if (new_div != data->fan_div[nr]) { | |
2070 | dev_dbg(dev, "fan%u clock divider changed from %u to %u\n", | |
2071 | nr + 1, div_from_reg(data->fan_div[nr]), | |
2072 | div_from_reg(new_div)); | |
2073 | data->fan_div[nr] = new_div; | |
2074 | nct6775_write_fan_div_common(data, nr); | |
2075 | /* Give the chip time to sample a new speed value */ | |
2076 | data->last_updated = jiffies; | |
2077 | } | |
2078 | ||
2079 | write_min: | |
2080 | nct6775_write_value(data, data->REG_FAN_MIN[nr], data->fan_min[nr]); | |
2081 | mutex_unlock(&data->update_lock); | |
2082 | ||
2083 | return count; | |
2084 | } | |
2085 | ||
5c25d954 GR |
2086 | static ssize_t |
2087 | show_fan_pulses(struct device *dev, struct device_attribute *attr, char *buf) | |
2088 | { | |
2089 | struct nct6775_data *data = nct6775_update_device(dev); | |
2090 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2091 | int p = data->fan_pulses[sattr->index]; | |
2092 | ||
2093 | return sprintf(buf, "%d\n", p ? : 4); | |
2094 | } | |
2095 | ||
2096 | static ssize_t | |
2097 | store_fan_pulses(struct device *dev, struct device_attribute *attr, | |
2098 | const char *buf, size_t count) | |
2099 | { | |
2100 | struct nct6775_data *data = dev_get_drvdata(dev); | |
2101 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2102 | int nr = sattr->index; | |
2103 | unsigned long val; | |
2104 | int err; | |
6c009501 | 2105 | u8 reg; |
5c25d954 GR |
2106 | |
2107 | err = kstrtoul(buf, 10, &val); | |
2108 | if (err < 0) | |
2109 | return err; | |
2110 | ||
2111 | if (val > 4) | |
2112 | return -EINVAL; | |
2113 | ||
2114 | mutex_lock(&data->update_lock); | |
2115 | data->fan_pulses[nr] = val & 3; | |
6c009501 GR |
2116 | reg = nct6775_read_value(data, data->REG_FAN_PULSES[nr]); |
2117 | reg &= ~(0x03 << data->FAN_PULSE_SHIFT[nr]); | |
2118 | reg |= (val & 3) << data->FAN_PULSE_SHIFT[nr]; | |
2119 | nct6775_write_value(data, data->REG_FAN_PULSES[nr], reg); | |
5c25d954 GR |
2120 | mutex_unlock(&data->update_lock); |
2121 | ||
2122 | return count; | |
2123 | } | |
2124 | ||
f73cf632 GR |
2125 | static umode_t nct6775_fan_is_visible(struct kobject *kobj, |
2126 | struct attribute *attr, int index) | |
2127 | { | |
2128 | struct device *dev = container_of(kobj, struct device, kobj); | |
2129 | struct nct6775_data *data = dev_get_drvdata(dev); | |
30846993 GR |
2130 | int fan = index / 6; /* fan index */ |
2131 | int nr = index % 6; /* attribute index */ | |
1c65dc36 | 2132 | |
d1bb2186 | 2133 | if (!(data->has_fan & BIT(fan))) |
f73cf632 | 2134 | return 0; |
1c65dc36 | 2135 | |
f73cf632 GR |
2136 | if (nr == 1 && data->ALARM_BITS[FAN_ALARM_BASE + fan] == -1) |
2137 | return 0; | |
30846993 | 2138 | if (nr == 2 && data->BEEP_BITS[FAN_ALARM_BASE + fan] == -1) |
f73cf632 | 2139 | return 0; |
81820059 GR |
2140 | if (nr == 3 && !data->REG_FAN_PULSES[fan]) |
2141 | return 0; | |
d1bb2186 | 2142 | if (nr == 4 && !(data->has_fan_min & BIT(fan))) |
30846993 GR |
2143 | return 0; |
2144 | if (nr == 5 && data->kind != nct6775) | |
f73cf632 GR |
2145 | return 0; |
2146 | ||
2147 | return attr->mode; | |
2148 | } | |
1c65dc36 | 2149 | |
f73cf632 GR |
2150 | SENSOR_TEMPLATE(fan_input, "fan%d_input", S_IRUGO, show_fan, NULL, 0); |
2151 | SENSOR_TEMPLATE(fan_alarm, "fan%d_alarm", S_IRUGO, show_alarm, NULL, | |
2152 | FAN_ALARM_BASE); | |
30846993 GR |
2153 | SENSOR_TEMPLATE(fan_beep, "fan%d_beep", S_IWUSR | S_IRUGO, show_beep, |
2154 | store_beep, FAN_ALARM_BASE); | |
f73cf632 GR |
2155 | SENSOR_TEMPLATE(fan_pulses, "fan%d_pulses", S_IWUSR | S_IRUGO, show_fan_pulses, |
2156 | store_fan_pulses, 0); | |
2157 | SENSOR_TEMPLATE(fan_min, "fan%d_min", S_IWUSR | S_IRUGO, show_fan_min, | |
2158 | store_fan_min, 0); | |
2159 | SENSOR_TEMPLATE(fan_div, "fan%d_div", S_IRUGO, show_fan_div, NULL, 0); | |
2160 | ||
2161 | /* | |
2162 | * nct6775_fan_is_visible uses the index into the following array | |
2163 | * to determine if attributes should be created or not. | |
2164 | * Any change in order or content must be matched. | |
2165 | */ | |
2166 | static struct sensor_device_template *nct6775_attributes_fan_template[] = { | |
2167 | &sensor_dev_template_fan_input, | |
2168 | &sensor_dev_template_fan_alarm, /* 1 */ | |
30846993 | 2169 | &sensor_dev_template_fan_beep, /* 2 */ |
f73cf632 | 2170 | &sensor_dev_template_fan_pulses, |
30846993 GR |
2171 | &sensor_dev_template_fan_min, /* 4 */ |
2172 | &sensor_dev_template_fan_div, /* 5 */ | |
f73cf632 | 2173 | NULL |
5c25d954 GR |
2174 | }; |
2175 | ||
c60fdf85 | 2176 | static const struct sensor_template_group nct6775_fan_template_group = { |
f73cf632 GR |
2177 | .templates = nct6775_attributes_fan_template, |
2178 | .is_visible = nct6775_fan_is_visible, | |
2179 | .base = 1, | |
1c65dc36 GR |
2180 | }; |
2181 | ||
aa136e5d GR |
2182 | static ssize_t |
2183 | show_temp_label(struct device *dev, struct device_attribute *attr, char *buf) | |
2184 | { | |
2185 | struct nct6775_data *data = nct6775_update_device(dev); | |
2186 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2187 | int nr = sattr->index; | |
9cd892bc | 2188 | |
aa136e5d GR |
2189 | return sprintf(buf, "%s\n", data->temp_label[data->temp_src[nr]]); |
2190 | } | |
2191 | ||
2192 | static ssize_t | |
2193 | show_temp(struct device *dev, struct device_attribute *attr, char *buf) | |
2194 | { | |
2195 | struct nct6775_data *data = nct6775_update_device(dev); | |
2196 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
2197 | int nr = sattr->nr; | |
2198 | int index = sattr->index; | |
2199 | ||
2200 | return sprintf(buf, "%d\n", LM75_TEMP_FROM_REG(data->temp[index][nr])); | |
2201 | } | |
2202 | ||
2203 | static ssize_t | |
2204 | store_temp(struct device *dev, struct device_attribute *attr, const char *buf, | |
2205 | size_t count) | |
2206 | { | |
2207 | struct nct6775_data *data = dev_get_drvdata(dev); | |
2208 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
2209 | int nr = sattr->nr; | |
2210 | int index = sattr->index; | |
2211 | int err; | |
2212 | long val; | |
2213 | ||
2214 | err = kstrtol(buf, 10, &val); | |
2215 | if (err < 0) | |
2216 | return err; | |
2217 | ||
2218 | mutex_lock(&data->update_lock); | |
2219 | data->temp[index][nr] = LM75_TEMP_TO_REG(val); | |
2220 | nct6775_write_temp(data, data->reg_temp[index][nr], | |
2221 | data->temp[index][nr]); | |
2222 | mutex_unlock(&data->update_lock); | |
2223 | return count; | |
2224 | } | |
2225 | ||
2226 | static ssize_t | |
2227 | show_temp_offset(struct device *dev, struct device_attribute *attr, char *buf) | |
2228 | { | |
2229 | struct nct6775_data *data = nct6775_update_device(dev); | |
2230 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2231 | ||
2232 | return sprintf(buf, "%d\n", data->temp_offset[sattr->index] * 1000); | |
2233 | } | |
2234 | ||
2235 | static ssize_t | |
2236 | store_temp_offset(struct device *dev, struct device_attribute *attr, | |
2237 | const char *buf, size_t count) | |
2238 | { | |
2239 | struct nct6775_data *data = dev_get_drvdata(dev); | |
2240 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2241 | int nr = sattr->index; | |
2242 | long val; | |
2243 | int err; | |
2244 | ||
2245 | err = kstrtol(buf, 10, &val); | |
2246 | if (err < 0) | |
2247 | return err; | |
2248 | ||
2249 | val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), -128, 127); | |
2250 | ||
2251 | mutex_lock(&data->update_lock); | |
2252 | data->temp_offset[nr] = val; | |
2253 | nct6775_write_value(data, data->REG_TEMP_OFFSET[nr], val); | |
2254 | mutex_unlock(&data->update_lock); | |
2255 | ||
2256 | return count; | |
2257 | } | |
2258 | ||
2259 | static ssize_t | |
2260 | show_temp_type(struct device *dev, struct device_attribute *attr, char *buf) | |
2261 | { | |
2262 | struct nct6775_data *data = nct6775_update_device(dev); | |
2263 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2264 | int nr = sattr->index; | |
9cd892bc | 2265 | |
aa136e5d GR |
2266 | return sprintf(buf, "%d\n", (int)data->temp_type[nr]); |
2267 | } | |
2268 | ||
2269 | static ssize_t | |
2270 | store_temp_type(struct device *dev, struct device_attribute *attr, | |
2271 | const char *buf, size_t count) | |
2272 | { | |
2273 | struct nct6775_data *data = nct6775_update_device(dev); | |
2274 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2275 | int nr = sattr->index; | |
2276 | unsigned long val; | |
2277 | int err; | |
6c009501 | 2278 | u8 vbat, diode, vbit, dbit; |
aa136e5d GR |
2279 | |
2280 | err = kstrtoul(buf, 10, &val); | |
2281 | if (err < 0) | |
2282 | return err; | |
2283 | ||
2284 | if (val != 1 && val != 3 && val != 4) | |
2285 | return -EINVAL; | |
2286 | ||
2287 | mutex_lock(&data->update_lock); | |
2288 | ||
2289 | data->temp_type[nr] = val; | |
6c009501 GR |
2290 | vbit = 0x02 << nr; |
2291 | dbit = data->DIODE_MASK << nr; | |
2292 | vbat = nct6775_read_value(data, data->REG_VBAT) & ~vbit; | |
2293 | diode = nct6775_read_value(data, data->REG_DIODE) & ~dbit; | |
aa136e5d GR |
2294 | switch (val) { |
2295 | case 1: /* CPU diode (diode, current mode) */ | |
6c009501 GR |
2296 | vbat |= vbit; |
2297 | diode |= dbit; | |
aa136e5d GR |
2298 | break; |
2299 | case 3: /* diode, voltage mode */ | |
6c009501 | 2300 | vbat |= dbit; |
aa136e5d GR |
2301 | break; |
2302 | case 4: /* thermistor */ | |
2303 | break; | |
2304 | } | |
2305 | nct6775_write_value(data, data->REG_VBAT, vbat); | |
2306 | nct6775_write_value(data, data->REG_DIODE, diode); | |
2307 | ||
2308 | mutex_unlock(&data->update_lock); | |
2309 | return count; | |
2310 | } | |
2311 | ||
f73cf632 GR |
2312 | static umode_t nct6775_temp_is_visible(struct kobject *kobj, |
2313 | struct attribute *attr, int index) | |
2314 | { | |
2315 | struct device *dev = container_of(kobj, struct device, kobj); | |
2316 | struct nct6775_data *data = dev_get_drvdata(dev); | |
30846993 GR |
2317 | int temp = index / 10; /* temp index */ |
2318 | int nr = index % 10; /* attribute index */ | |
aa136e5d | 2319 | |
d1bb2186 | 2320 | if (!(data->have_temp & BIT(temp))) |
f73cf632 | 2321 | return 0; |
aa136e5d | 2322 | |
cc66b303 GR |
2323 | if (nr == 1 && !data->temp_label) |
2324 | return 0; | |
2325 | ||
f73cf632 GR |
2326 | if (nr == 2 && find_temp_source(data, temp, data->num_temp_alarms) < 0) |
2327 | return 0; /* alarm */ | |
aa136e5d | 2328 | |
30846993 GR |
2329 | if (nr == 3 && find_temp_source(data, temp, data->num_temp_beeps) < 0) |
2330 | return 0; /* beep */ | |
2331 | ||
2332 | if (nr == 4 && !data->reg_temp[1][temp]) /* max */ | |
f73cf632 | 2333 | return 0; |
aa136e5d | 2334 | |
30846993 | 2335 | if (nr == 5 && !data->reg_temp[2][temp]) /* max_hyst */ |
f73cf632 | 2336 | return 0; |
aa136e5d | 2337 | |
30846993 | 2338 | if (nr == 6 && !data->reg_temp[3][temp]) /* crit */ |
f73cf632 GR |
2339 | return 0; |
2340 | ||
30846993 | 2341 | if (nr == 7 && !data->reg_temp[4][temp]) /* lcrit */ |
b7a61353 GR |
2342 | return 0; |
2343 | ||
2344 | /* offset and type only apply to fixed sensors */ | |
d1bb2186 | 2345 | if (nr > 7 && !(data->have_temp_fixed & BIT(temp))) |
f73cf632 | 2346 | return 0; |
aa136e5d | 2347 | |
f73cf632 GR |
2348 | return attr->mode; |
2349 | } | |
2350 | ||
2351 | SENSOR_TEMPLATE_2(temp_input, "temp%d_input", S_IRUGO, show_temp, NULL, 0, 0); | |
2352 | SENSOR_TEMPLATE(temp_label, "temp%d_label", S_IRUGO, show_temp_label, NULL, 0); | |
2353 | SENSOR_TEMPLATE_2(temp_max, "temp%d_max", S_IRUGO | S_IWUSR, show_temp, | |
2354 | store_temp, 0, 1); | |
2355 | SENSOR_TEMPLATE_2(temp_max_hyst, "temp%d_max_hyst", S_IRUGO | S_IWUSR, | |
2356 | show_temp, store_temp, 0, 2); | |
2357 | SENSOR_TEMPLATE_2(temp_crit, "temp%d_crit", S_IRUGO | S_IWUSR, show_temp, | |
2358 | store_temp, 0, 3); | |
b7a61353 GR |
2359 | SENSOR_TEMPLATE_2(temp_lcrit, "temp%d_lcrit", S_IRUGO | S_IWUSR, show_temp, |
2360 | store_temp, 0, 4); | |
f73cf632 GR |
2361 | SENSOR_TEMPLATE(temp_offset, "temp%d_offset", S_IRUGO | S_IWUSR, |
2362 | show_temp_offset, store_temp_offset, 0); | |
2363 | SENSOR_TEMPLATE(temp_type, "temp%d_type", S_IRUGO | S_IWUSR, show_temp_type, | |
2364 | store_temp_type, 0); | |
2365 | SENSOR_TEMPLATE(temp_alarm, "temp%d_alarm", S_IRUGO, show_temp_alarm, NULL, 0); | |
30846993 GR |
2366 | SENSOR_TEMPLATE(temp_beep, "temp%d_beep", S_IRUGO | S_IWUSR, show_temp_beep, |
2367 | store_temp_beep, 0); | |
f73cf632 GR |
2368 | |
2369 | /* | |
2370 | * nct6775_temp_is_visible uses the index into the following array | |
2371 | * to determine if attributes should be created or not. | |
2372 | * Any change in order or content must be matched. | |
2373 | */ | |
2374 | static struct sensor_device_template *nct6775_attributes_temp_template[] = { | |
2375 | &sensor_dev_template_temp_input, | |
2376 | &sensor_dev_template_temp_label, | |
2377 | &sensor_dev_template_temp_alarm, /* 2 */ | |
30846993 GR |
2378 | &sensor_dev_template_temp_beep, /* 3 */ |
2379 | &sensor_dev_template_temp_max, /* 4 */ | |
2380 | &sensor_dev_template_temp_max_hyst, /* 5 */ | |
2381 | &sensor_dev_template_temp_crit, /* 6 */ | |
2382 | &sensor_dev_template_temp_lcrit, /* 7 */ | |
2383 | &sensor_dev_template_temp_offset, /* 8 */ | |
2384 | &sensor_dev_template_temp_type, /* 9 */ | |
f73cf632 | 2385 | NULL |
aa136e5d GR |
2386 | }; |
2387 | ||
c60fdf85 | 2388 | static const struct sensor_template_group nct6775_temp_template_group = { |
f73cf632 GR |
2389 | .templates = nct6775_attributes_temp_template, |
2390 | .is_visible = nct6775_temp_is_visible, | |
2391 | .base = 1, | |
aa136e5d GR |
2392 | }; |
2393 | ||
77eb5b37 GR |
2394 | static ssize_t |
2395 | show_pwm_mode(struct device *dev, struct device_attribute *attr, char *buf) | |
2396 | { | |
2397 | struct nct6775_data *data = nct6775_update_device(dev); | |
2398 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2399 | ||
2400 | return sprintf(buf, "%d\n", !data->pwm_mode[sattr->index]); | |
2401 | } | |
2402 | ||
2403 | static ssize_t | |
2404 | store_pwm_mode(struct device *dev, struct device_attribute *attr, | |
2405 | const char *buf, size_t count) | |
2406 | { | |
2407 | struct nct6775_data *data = dev_get_drvdata(dev); | |
2408 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2409 | int nr = sattr->index; | |
2410 | unsigned long val; | |
2411 | int err; | |
2412 | u8 reg; | |
2413 | ||
2414 | err = kstrtoul(buf, 10, &val); | |
2415 | if (err < 0) | |
2416 | return err; | |
2417 | ||
2418 | if (val > 1) | |
2419 | return -EINVAL; | |
2420 | ||
2421 | /* Setting DC mode is not supported for all chips/channels */ | |
2422 | if (data->REG_PWM_MODE[nr] == 0) { | |
2423 | if (val) | |
2424 | return -EINVAL; | |
2425 | return count; | |
2426 | } | |
2427 | ||
2428 | mutex_lock(&data->update_lock); | |
2429 | data->pwm_mode[nr] = val; | |
2430 | reg = nct6775_read_value(data, data->REG_PWM_MODE[nr]); | |
2431 | reg &= ~data->PWM_MODE_MASK[nr]; | |
2432 | if (val) | |
2433 | reg |= data->PWM_MODE_MASK[nr]; | |
2434 | nct6775_write_value(data, data->REG_PWM_MODE[nr], reg); | |
2435 | mutex_unlock(&data->update_lock); | |
2436 | return count; | |
2437 | } | |
2438 | ||
2439 | static ssize_t | |
2440 | show_pwm(struct device *dev, struct device_attribute *attr, char *buf) | |
2441 | { | |
2442 | struct nct6775_data *data = nct6775_update_device(dev); | |
2443 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
2444 | int nr = sattr->nr; | |
2445 | int index = sattr->index; | |
2446 | int pwm; | |
2447 | ||
2448 | /* | |
2449 | * For automatic fan control modes, show current pwm readings. | |
2450 | * Otherwise, show the configured value. | |
2451 | */ | |
2452 | if (index == 0 && data->pwm_enable[nr] > manual) | |
2453 | pwm = nct6775_read_value(data, data->REG_PWM_READ[nr]); | |
2454 | else | |
2455 | pwm = data->pwm[index][nr]; | |
2456 | ||
2457 | return sprintf(buf, "%d\n", pwm); | |
2458 | } | |
2459 | ||
2460 | static ssize_t | |
2461 | store_pwm(struct device *dev, struct device_attribute *attr, const char *buf, | |
2462 | size_t count) | |
2463 | { | |
2464 | struct nct6775_data *data = dev_get_drvdata(dev); | |
2465 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
2466 | int nr = sattr->nr; | |
2467 | int index = sattr->index; | |
2468 | unsigned long val; | |
bbd8decd GR |
2469 | int minval[7] = { 0, 1, 1, data->pwm[2][nr], 0, 0, 0 }; |
2470 | int maxval[7] | |
2471 | = { 255, 255, data->pwm[3][nr] ? : 255, 255, 255, 255, 255 }; | |
77eb5b37 | 2472 | int err; |
cdcaeceb | 2473 | u8 reg; |
77eb5b37 GR |
2474 | |
2475 | err = kstrtoul(buf, 10, &val); | |
2476 | if (err < 0) | |
2477 | return err; | |
cdcaeceb | 2478 | val = clamp_val(val, minval[index], maxval[index]); |
77eb5b37 GR |
2479 | |
2480 | mutex_lock(&data->update_lock); | |
2481 | data->pwm[index][nr] = val; | |
2482 | nct6775_write_value(data, data->REG_PWM[index][nr], val); | |
cdcaeceb GR |
2483 | if (index == 2) { /* floor: disable if val == 0 */ |
2484 | reg = nct6775_read_value(data, data->REG_TEMP_SEL[nr]); | |
2485 | reg &= 0x7f; | |
2486 | if (val) | |
2487 | reg |= 0x80; | |
2488 | nct6775_write_value(data, data->REG_TEMP_SEL[nr], reg); | |
2489 | } | |
77eb5b37 GR |
2490 | mutex_unlock(&data->update_lock); |
2491 | return count; | |
2492 | } | |
2493 | ||
cdcaeceb GR |
2494 | /* Returns 0 if OK, -EINVAL otherwise */ |
2495 | static int check_trip_points(struct nct6775_data *data, int nr) | |
2496 | { | |
2497 | int i; | |
2498 | ||
2499 | for (i = 0; i < data->auto_pwm_num - 1; i++) { | |
2500 | if (data->auto_temp[nr][i] > data->auto_temp[nr][i + 1]) | |
2501 | return -EINVAL; | |
2502 | } | |
2503 | for (i = 0; i < data->auto_pwm_num - 1; i++) { | |
2504 | if (data->auto_pwm[nr][i] > data->auto_pwm[nr][i + 1]) | |
2505 | return -EINVAL; | |
2506 | } | |
2507 | /* validate critical temperature and pwm if enabled (pwm > 0) */ | |
2508 | if (data->auto_pwm[nr][data->auto_pwm_num]) { | |
2509 | if (data->auto_temp[nr][data->auto_pwm_num - 1] > | |
2510 | data->auto_temp[nr][data->auto_pwm_num] || | |
2511 | data->auto_pwm[nr][data->auto_pwm_num - 1] > | |
2512 | data->auto_pwm[nr][data->auto_pwm_num]) | |
2513 | return -EINVAL; | |
2514 | } | |
2515 | return 0; | |
2516 | } | |
2517 | ||
2518 | static void pwm_update_registers(struct nct6775_data *data, int nr) | |
2519 | { | |
2520 | u8 reg; | |
2521 | ||
2522 | switch (data->pwm_enable[nr]) { | |
2523 | case off: | |
2524 | case manual: | |
2525 | break; | |
2526 | case speed_cruise: | |
2527 | reg = nct6775_read_value(data, data->REG_FAN_MODE[nr]); | |
2528 | reg = (reg & ~data->tolerance_mask) | | |
2529 | (data->target_speed_tolerance[nr] & data->tolerance_mask); | |
2530 | nct6775_write_value(data, data->REG_FAN_MODE[nr], reg); | |
2531 | nct6775_write_value(data, data->REG_TARGET[nr], | |
2532 | data->target_speed[nr] & 0xff); | |
2533 | if (data->REG_TOLERANCE_H) { | |
2534 | reg = (data->target_speed[nr] >> 8) & 0x0f; | |
2535 | reg |= (data->target_speed_tolerance[nr] & 0x38) << 1; | |
2536 | nct6775_write_value(data, | |
2537 | data->REG_TOLERANCE_H[nr], | |
2538 | reg); | |
2539 | } | |
2540 | break; | |
2541 | case thermal_cruise: | |
2542 | nct6775_write_value(data, data->REG_TARGET[nr], | |
2543 | data->target_temp[nr]); | |
2544 | /* intentional */ | |
2545 | default: | |
2546 | reg = nct6775_read_value(data, data->REG_FAN_MODE[nr]); | |
2547 | reg = (reg & ~data->tolerance_mask) | | |
2548 | data->temp_tolerance[0][nr]; | |
2549 | nct6775_write_value(data, data->REG_FAN_MODE[nr], reg); | |
2550 | break; | |
2551 | } | |
2552 | } | |
2553 | ||
77eb5b37 GR |
2554 | static ssize_t |
2555 | show_pwm_enable(struct device *dev, struct device_attribute *attr, char *buf) | |
2556 | { | |
2557 | struct nct6775_data *data = nct6775_update_device(dev); | |
2558 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2559 | ||
2560 | return sprintf(buf, "%d\n", data->pwm_enable[sattr->index]); | |
2561 | } | |
2562 | ||
2563 | static ssize_t | |
2564 | store_pwm_enable(struct device *dev, struct device_attribute *attr, | |
2565 | const char *buf, size_t count) | |
2566 | { | |
2567 | struct nct6775_data *data = dev_get_drvdata(dev); | |
2568 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2569 | int nr = sattr->index; | |
2570 | unsigned long val; | |
2571 | int err; | |
2572 | u16 reg; | |
2573 | ||
2574 | err = kstrtoul(buf, 10, &val); | |
2575 | if (err < 0) | |
2576 | return err; | |
2577 | ||
2578 | if (val > sf4) | |
2579 | return -EINVAL; | |
2580 | ||
2581 | if (val == sf3 && data->kind != nct6775) | |
2582 | return -EINVAL; | |
2583 | ||
cdcaeceb GR |
2584 | if (val == sf4 && check_trip_points(data, nr)) { |
2585 | dev_err(dev, "Inconsistent trip points, not switching to SmartFan IV mode\n"); | |
2586 | dev_err(dev, "Adjust trip points and try again\n"); | |
2587 | return -EINVAL; | |
2588 | } | |
2589 | ||
77eb5b37 GR |
2590 | mutex_lock(&data->update_lock); |
2591 | data->pwm_enable[nr] = val; | |
2592 | if (val == off) { | |
2593 | /* | |
2594 | * turn off pwm control: select manual mode, set pwm to maximum | |
2595 | */ | |
2596 | data->pwm[0][nr] = 255; | |
2597 | nct6775_write_value(data, data->REG_PWM[0][nr], 255); | |
2598 | } | |
cdcaeceb | 2599 | pwm_update_registers(data, nr); |
77eb5b37 GR |
2600 | reg = nct6775_read_value(data, data->REG_FAN_MODE[nr]); |
2601 | reg &= 0x0f; | |
2602 | reg |= pwm_enable_to_reg(val) << 4; | |
2603 | nct6775_write_value(data, data->REG_FAN_MODE[nr], reg); | |
2604 | mutex_unlock(&data->update_lock); | |
2605 | return count; | |
2606 | } | |
2607 | ||
cdcaeceb | 2608 | static ssize_t |
bbd8decd | 2609 | show_pwm_temp_sel_common(struct nct6775_data *data, char *buf, int src) |
cdcaeceb | 2610 | { |
bbd8decd | 2611 | int i, sel = 0; |
cdcaeceb GR |
2612 | |
2613 | for (i = 0; i < NUM_TEMP; i++) { | |
d1bb2186 | 2614 | if (!(data->have_temp & BIT(i))) |
cdcaeceb GR |
2615 | continue; |
2616 | if (src == data->temp_src[i]) { | |
2617 | sel = i + 1; | |
2618 | break; | |
2619 | } | |
2620 | } | |
2621 | ||
2622 | return sprintf(buf, "%d\n", sel); | |
2623 | } | |
2624 | ||
bbd8decd GR |
2625 | static ssize_t |
2626 | show_pwm_temp_sel(struct device *dev, struct device_attribute *attr, char *buf) | |
2627 | { | |
2628 | struct nct6775_data *data = nct6775_update_device(dev); | |
2629 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2630 | int index = sattr->index; | |
2631 | ||
2632 | return show_pwm_temp_sel_common(data, buf, data->pwm_temp_sel[index]); | |
2633 | } | |
2634 | ||
cdcaeceb GR |
2635 | static ssize_t |
2636 | store_pwm_temp_sel(struct device *dev, struct device_attribute *attr, | |
2637 | const char *buf, size_t count) | |
2638 | { | |
2639 | struct nct6775_data *data = nct6775_update_device(dev); | |
2640 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2641 | int nr = sattr->index; | |
2642 | unsigned long val; | |
2643 | int err, reg, src; | |
2644 | ||
2645 | err = kstrtoul(buf, 10, &val); | |
2646 | if (err < 0) | |
2647 | return err; | |
2648 | if (val == 0 || val > NUM_TEMP) | |
2649 | return -EINVAL; | |
d1bb2186 | 2650 | if (!(data->have_temp & BIT(val - 1)) || !data->temp_src[val - 1]) |
cdcaeceb GR |
2651 | return -EINVAL; |
2652 | ||
2653 | mutex_lock(&data->update_lock); | |
2654 | src = data->temp_src[val - 1]; | |
2655 | data->pwm_temp_sel[nr] = src; | |
2656 | reg = nct6775_read_value(data, data->REG_TEMP_SEL[nr]); | |
2657 | reg &= 0xe0; | |
2658 | reg |= src; | |
2659 | nct6775_write_value(data, data->REG_TEMP_SEL[nr], reg); | |
2660 | mutex_unlock(&data->update_lock); | |
2661 | ||
2662 | return count; | |
2663 | } | |
2664 | ||
bbd8decd GR |
2665 | static ssize_t |
2666 | show_pwm_weight_temp_sel(struct device *dev, struct device_attribute *attr, | |
2667 | char *buf) | |
2668 | { | |
2669 | struct nct6775_data *data = nct6775_update_device(dev); | |
2670 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2671 | int index = sattr->index; | |
2672 | ||
2673 | return show_pwm_temp_sel_common(data, buf, | |
2674 | data->pwm_weight_temp_sel[index]); | |
2675 | } | |
2676 | ||
2677 | static ssize_t | |
2678 | store_pwm_weight_temp_sel(struct device *dev, struct device_attribute *attr, | |
2679 | const char *buf, size_t count) | |
2680 | { | |
2681 | struct nct6775_data *data = nct6775_update_device(dev); | |
2682 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2683 | int nr = sattr->index; | |
2684 | unsigned long val; | |
2685 | int err, reg, src; | |
2686 | ||
2687 | err = kstrtoul(buf, 10, &val); | |
2688 | if (err < 0) | |
2689 | return err; | |
2690 | if (val > NUM_TEMP) | |
2691 | return -EINVAL; | |
d1bb2186 | 2692 | if (val && (!(data->have_temp & BIT(val - 1)) || |
bbd8decd GR |
2693 | !data->temp_src[val - 1])) |
2694 | return -EINVAL; | |
2695 | ||
2696 | mutex_lock(&data->update_lock); | |
2697 | if (val) { | |
2698 | src = data->temp_src[val - 1]; | |
2699 | data->pwm_weight_temp_sel[nr] = src; | |
2700 | reg = nct6775_read_value(data, data->REG_WEIGHT_TEMP_SEL[nr]); | |
2701 | reg &= 0xe0; | |
2702 | reg |= (src | 0x80); | |
2703 | nct6775_write_value(data, data->REG_WEIGHT_TEMP_SEL[nr], reg); | |
2704 | } else { | |
2705 | data->pwm_weight_temp_sel[nr] = 0; | |
2706 | reg = nct6775_read_value(data, data->REG_WEIGHT_TEMP_SEL[nr]); | |
2707 | reg &= 0x7f; | |
2708 | nct6775_write_value(data, data->REG_WEIGHT_TEMP_SEL[nr], reg); | |
2709 | } | |
2710 | mutex_unlock(&data->update_lock); | |
2711 | ||
2712 | return count; | |
2713 | } | |
2714 | ||
cdcaeceb GR |
2715 | static ssize_t |
2716 | show_target_temp(struct device *dev, struct device_attribute *attr, char *buf) | |
2717 | { | |
2718 | struct nct6775_data *data = nct6775_update_device(dev); | |
2719 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2720 | ||
2721 | return sprintf(buf, "%d\n", data->target_temp[sattr->index] * 1000); | |
2722 | } | |
2723 | ||
2724 | static ssize_t | |
2725 | store_target_temp(struct device *dev, struct device_attribute *attr, | |
2726 | const char *buf, size_t count) | |
2727 | { | |
2728 | struct nct6775_data *data = dev_get_drvdata(dev); | |
2729 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2730 | int nr = sattr->index; | |
2731 | unsigned long val; | |
2732 | int err; | |
2733 | ||
2734 | err = kstrtoul(buf, 10, &val); | |
2735 | if (err < 0) | |
2736 | return err; | |
2737 | ||
2738 | val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), 0, | |
2739 | data->target_temp_mask); | |
2740 | ||
2741 | mutex_lock(&data->update_lock); | |
2742 | data->target_temp[nr] = val; | |
2743 | pwm_update_registers(data, nr); | |
2744 | mutex_unlock(&data->update_lock); | |
2745 | return count; | |
2746 | } | |
2747 | ||
2748 | static ssize_t | |
2749 | show_target_speed(struct device *dev, struct device_attribute *attr, char *buf) | |
2750 | { | |
2751 | struct nct6775_data *data = nct6775_update_device(dev); | |
2752 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2753 | int nr = sattr->index; | |
2754 | ||
2755 | return sprintf(buf, "%d\n", | |
2756 | fan_from_reg16(data->target_speed[nr], | |
2757 | data->fan_div[nr])); | |
2758 | } | |
2759 | ||
2760 | static ssize_t | |
2761 | store_target_speed(struct device *dev, struct device_attribute *attr, | |
2762 | const char *buf, size_t count) | |
2763 | { | |
2764 | struct nct6775_data *data = dev_get_drvdata(dev); | |
2765 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2766 | int nr = sattr->index; | |
2767 | unsigned long val; | |
2768 | int err; | |
2769 | u16 speed; | |
2770 | ||
2771 | err = kstrtoul(buf, 10, &val); | |
2772 | if (err < 0) | |
2773 | return err; | |
2774 | ||
2775 | val = clamp_val(val, 0, 1350000U); | |
2776 | speed = fan_to_reg(val, data->fan_div[nr]); | |
2777 | ||
2778 | mutex_lock(&data->update_lock); | |
2779 | data->target_speed[nr] = speed; | |
2780 | pwm_update_registers(data, nr); | |
2781 | mutex_unlock(&data->update_lock); | |
2782 | return count; | |
2783 | } | |
2784 | ||
2785 | static ssize_t | |
2786 | show_temp_tolerance(struct device *dev, struct device_attribute *attr, | |
2787 | char *buf) | |
2788 | { | |
2789 | struct nct6775_data *data = nct6775_update_device(dev); | |
2790 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
2791 | int nr = sattr->nr; | |
2792 | int index = sattr->index; | |
2793 | ||
2794 | return sprintf(buf, "%d\n", data->temp_tolerance[index][nr] * 1000); | |
2795 | } | |
2796 | ||
2797 | static ssize_t | |
2798 | store_temp_tolerance(struct device *dev, struct device_attribute *attr, | |
2799 | const char *buf, size_t count) | |
2800 | { | |
2801 | struct nct6775_data *data = dev_get_drvdata(dev); | |
2802 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
2803 | int nr = sattr->nr; | |
2804 | int index = sattr->index; | |
2805 | unsigned long val; | |
2806 | int err; | |
2807 | ||
2808 | err = kstrtoul(buf, 10, &val); | |
2809 | if (err < 0) | |
2810 | return err; | |
2811 | ||
2812 | /* Limit tolerance as needed */ | |
2813 | val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), 0, data->tolerance_mask); | |
2814 | ||
2815 | mutex_lock(&data->update_lock); | |
2816 | data->temp_tolerance[index][nr] = val; | |
2817 | if (index) | |
2818 | pwm_update_registers(data, nr); | |
2819 | else | |
2820 | nct6775_write_value(data, | |
2821 | data->REG_CRITICAL_TEMP_TOLERANCE[nr], | |
2822 | val); | |
2823 | mutex_unlock(&data->update_lock); | |
2824 | return count; | |
2825 | } | |
2826 | ||
2827 | /* | |
2828 | * Fan speed tolerance is a tricky beast, since the associated register is | |
2829 | * a tick counter, but the value is reported and configured as rpm. | |
2830 | * Compute resulting low and high rpm values and report the difference. | |
2831 | */ | |
2832 | static ssize_t | |
2833 | show_speed_tolerance(struct device *dev, struct device_attribute *attr, | |
2834 | char *buf) | |
2835 | { | |
2836 | struct nct6775_data *data = nct6775_update_device(dev); | |
2837 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2838 | int nr = sattr->index; | |
2839 | int low = data->target_speed[nr] - data->target_speed_tolerance[nr]; | |
2840 | int high = data->target_speed[nr] + data->target_speed_tolerance[nr]; | |
2841 | int tolerance; | |
2842 | ||
2843 | if (low <= 0) | |
2844 | low = 1; | |
2845 | if (high > 0xffff) | |
2846 | high = 0xffff; | |
2847 | if (high < low) | |
2848 | high = low; | |
2849 | ||
2850 | tolerance = (fan_from_reg16(low, data->fan_div[nr]) | |
2851 | - fan_from_reg16(high, data->fan_div[nr])) / 2; | |
2852 | ||
2853 | return sprintf(buf, "%d\n", tolerance); | |
2854 | } | |
2855 | ||
2856 | static ssize_t | |
2857 | store_speed_tolerance(struct device *dev, struct device_attribute *attr, | |
2858 | const char *buf, size_t count) | |
2859 | { | |
2860 | struct nct6775_data *data = dev_get_drvdata(dev); | |
2861 | struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); | |
2862 | int nr = sattr->index; | |
2863 | unsigned long val; | |
2864 | int err; | |
2865 | int low, high; | |
2866 | ||
2867 | err = kstrtoul(buf, 10, &val); | |
2868 | if (err < 0) | |
2869 | return err; | |
2870 | ||
2871 | high = fan_from_reg16(data->target_speed[nr], | |
2872 | data->fan_div[nr]) + val; | |
2873 | low = fan_from_reg16(data->target_speed[nr], | |
2874 | data->fan_div[nr]) - val; | |
2875 | if (low <= 0) | |
2876 | low = 1; | |
2877 | if (high < low) | |
2878 | high = low; | |
2879 | ||
2880 | val = (fan_to_reg(low, data->fan_div[nr]) - | |
2881 | fan_to_reg(high, data->fan_div[nr])) / 2; | |
2882 | ||
2883 | /* Limit tolerance as needed */ | |
2884 | val = clamp_val(val, 0, data->speed_tolerance_limit); | |
2885 | ||
2886 | mutex_lock(&data->update_lock); | |
2887 | data->target_speed_tolerance[nr] = val; | |
2888 | pwm_update_registers(data, nr); | |
2889 | mutex_unlock(&data->update_lock); | |
2890 | return count; | |
2891 | } | |
2892 | ||
f73cf632 GR |
2893 | SENSOR_TEMPLATE_2(pwm, "pwm%d", S_IWUSR | S_IRUGO, show_pwm, store_pwm, 0, 0); |
2894 | SENSOR_TEMPLATE(pwm_mode, "pwm%d_mode", S_IWUSR | S_IRUGO, show_pwm_mode, | |
2895 | store_pwm_mode, 0); | |
2896 | SENSOR_TEMPLATE(pwm_enable, "pwm%d_enable", S_IWUSR | S_IRUGO, show_pwm_enable, | |
2897 | store_pwm_enable, 0); | |
2898 | SENSOR_TEMPLATE(pwm_temp_sel, "pwm%d_temp_sel", S_IWUSR | S_IRUGO, | |
2899 | show_pwm_temp_sel, store_pwm_temp_sel, 0); | |
2900 | SENSOR_TEMPLATE(pwm_target_temp, "pwm%d_target_temp", S_IWUSR | S_IRUGO, | |
2901 | show_target_temp, store_target_temp, 0); | |
2902 | SENSOR_TEMPLATE(fan_target, "fan%d_target", S_IWUSR | S_IRUGO, | |
2903 | show_target_speed, store_target_speed, 0); | |
2904 | SENSOR_TEMPLATE(fan_tolerance, "fan%d_tolerance", S_IWUSR | S_IRUGO, | |
2905 | show_speed_tolerance, store_speed_tolerance, 0); | |
cdcaeceb GR |
2906 | |
2907 | /* Smart Fan registers */ | |
2908 | ||
bbd8decd GR |
2909 | static ssize_t |
2910 | show_weight_temp(struct device *dev, struct device_attribute *attr, char *buf) | |
2911 | { | |
2912 | struct nct6775_data *data = nct6775_update_device(dev); | |
2913 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
2914 | int nr = sattr->nr; | |
2915 | int index = sattr->index; | |
2916 | ||
2917 | return sprintf(buf, "%d\n", data->weight_temp[index][nr] * 1000); | |
2918 | } | |
2919 | ||
2920 | static ssize_t | |
2921 | store_weight_temp(struct device *dev, struct device_attribute *attr, | |
2922 | const char *buf, size_t count) | |
2923 | { | |
2924 | struct nct6775_data *data = dev_get_drvdata(dev); | |
2925 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
2926 | int nr = sattr->nr; | |
2927 | int index = sattr->index; | |
2928 | unsigned long val; | |
2929 | int err; | |
2930 | ||
2931 | err = kstrtoul(buf, 10, &val); | |
2932 | if (err < 0) | |
2933 | return err; | |
2934 | ||
2935 | val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), 0, 255); | |
2936 | ||
2937 | mutex_lock(&data->update_lock); | |
2938 | data->weight_temp[index][nr] = val; | |
2939 | nct6775_write_value(data, data->REG_WEIGHT_TEMP[index][nr], val); | |
2940 | mutex_unlock(&data->update_lock); | |
2941 | return count; | |
2942 | } | |
2943 | ||
f73cf632 GR |
2944 | SENSOR_TEMPLATE(pwm_weight_temp_sel, "pwm%d_weight_temp_sel", S_IWUSR | S_IRUGO, |
2945 | show_pwm_weight_temp_sel, store_pwm_weight_temp_sel, 0); | |
2946 | SENSOR_TEMPLATE_2(pwm_weight_temp_step, "pwm%d_weight_temp_step", | |
2947 | S_IWUSR | S_IRUGO, show_weight_temp, store_weight_temp, 0, 0); | |
2948 | SENSOR_TEMPLATE_2(pwm_weight_temp_step_tol, "pwm%d_weight_temp_step_tol", | |
2949 | S_IWUSR | S_IRUGO, show_weight_temp, store_weight_temp, 0, 1); | |
2950 | SENSOR_TEMPLATE_2(pwm_weight_temp_step_base, "pwm%d_weight_temp_step_base", | |
2951 | S_IWUSR | S_IRUGO, show_weight_temp, store_weight_temp, 0, 2); | |
2952 | SENSOR_TEMPLATE_2(pwm_weight_duty_step, "pwm%d_weight_duty_step", | |
2953 | S_IWUSR | S_IRUGO, show_pwm, store_pwm, 0, 5); | |
2954 | SENSOR_TEMPLATE_2(pwm_weight_duty_base, "pwm%d_weight_duty_base", | |
2955 | S_IWUSR | S_IRUGO, show_pwm, store_pwm, 0, 6); | |
bbd8decd | 2956 | |
cdcaeceb GR |
2957 | static ssize_t |
2958 | show_fan_time(struct device *dev, struct device_attribute *attr, char *buf) | |
2959 | { | |
2960 | struct nct6775_data *data = nct6775_update_device(dev); | |
2961 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
2962 | int nr = sattr->nr; | |
2963 | int index = sattr->index; | |
2964 | ||
2965 | return sprintf(buf, "%d\n", | |
2966 | step_time_from_reg(data->fan_time[index][nr], | |
2967 | data->pwm_mode[nr])); | |
2968 | } | |
2969 | ||
2970 | static ssize_t | |
2971 | store_fan_time(struct device *dev, struct device_attribute *attr, | |
2972 | const char *buf, size_t count) | |
2973 | { | |
2974 | struct nct6775_data *data = dev_get_drvdata(dev); | |
2975 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
2976 | int nr = sattr->nr; | |
2977 | int index = sattr->index; | |
2978 | unsigned long val; | |
2979 | int err; | |
2980 | ||
2981 | err = kstrtoul(buf, 10, &val); | |
2982 | if (err < 0) | |
2983 | return err; | |
2984 | ||
2985 | val = step_time_to_reg(val, data->pwm_mode[nr]); | |
2986 | mutex_lock(&data->update_lock); | |
2987 | data->fan_time[index][nr] = val; | |
2988 | nct6775_write_value(data, data->REG_FAN_TIME[index][nr], val); | |
2989 | mutex_unlock(&data->update_lock); | |
2990 | return count; | |
2991 | } | |
2992 | ||
cdcaeceb GR |
2993 | static ssize_t |
2994 | show_auto_pwm(struct device *dev, struct device_attribute *attr, char *buf) | |
2995 | { | |
2996 | struct nct6775_data *data = nct6775_update_device(dev); | |
2997 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
2998 | ||
2999 | return sprintf(buf, "%d\n", data->auto_pwm[sattr->nr][sattr->index]); | |
3000 | } | |
3001 | ||
3002 | static ssize_t | |
3003 | store_auto_pwm(struct device *dev, struct device_attribute *attr, | |
3004 | const char *buf, size_t count) | |
3005 | { | |
3006 | struct nct6775_data *data = dev_get_drvdata(dev); | |
3007 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
3008 | int nr = sattr->nr; | |
3009 | int point = sattr->index; | |
3010 | unsigned long val; | |
3011 | int err; | |
3012 | u8 reg; | |
3013 | ||
3014 | err = kstrtoul(buf, 10, &val); | |
3015 | if (err < 0) | |
3016 | return err; | |
3017 | if (val > 255) | |
3018 | return -EINVAL; | |
3019 | ||
3020 | if (point == data->auto_pwm_num) { | |
3021 | if (data->kind != nct6775 && !val) | |
3022 | return -EINVAL; | |
3023 | if (data->kind != nct6779 && val) | |
3024 | val = 0xff; | |
3025 | } | |
3026 | ||
3027 | mutex_lock(&data->update_lock); | |
3028 | data->auto_pwm[nr][point] = val; | |
3029 | if (point < data->auto_pwm_num) { | |
3030 | nct6775_write_value(data, | |
3031 | NCT6775_AUTO_PWM(data, nr, point), | |
3032 | data->auto_pwm[nr][point]); | |
3033 | } else { | |
3034 | switch (data->kind) { | |
3035 | case nct6775: | |
3036 | /* disable if needed (pwm == 0) */ | |
3037 | reg = nct6775_read_value(data, | |
3038 | NCT6775_REG_CRITICAL_ENAB[nr]); | |
3039 | if (val) | |
3040 | reg |= 0x02; | |
3041 | else | |
3042 | reg &= ~0x02; | |
3043 | nct6775_write_value(data, NCT6775_REG_CRITICAL_ENAB[nr], | |
3044 | reg); | |
3045 | break; | |
3046 | case nct6776: | |
3047 | break; /* always enabled, nothing to do */ | |
6c009501 | 3048 | case nct6106: |
cdcaeceb | 3049 | case nct6779: |
578ab5f0 | 3050 | case nct6791: |
8aefb93f | 3051 | case nct6792: |
cd1faefa | 3052 | case nct6793: |
419220dc | 3053 | case nct6795: |
81820059 | 3054 | case nct6796: |
6c009501 | 3055 | nct6775_write_value(data, data->REG_CRITICAL_PWM[nr], |
cdcaeceb GR |
3056 | val); |
3057 | reg = nct6775_read_value(data, | |
6c009501 | 3058 | data->REG_CRITICAL_PWM_ENABLE[nr]); |
cdcaeceb | 3059 | if (val == 255) |
6c009501 | 3060 | reg &= ~data->CRITICAL_PWM_ENABLE_MASK; |
cdcaeceb | 3061 | else |
6c009501 | 3062 | reg |= data->CRITICAL_PWM_ENABLE_MASK; |
cdcaeceb | 3063 | nct6775_write_value(data, |
6c009501 | 3064 | data->REG_CRITICAL_PWM_ENABLE[nr], |
cdcaeceb GR |
3065 | reg); |
3066 | break; | |
3067 | } | |
3068 | } | |
3069 | mutex_unlock(&data->update_lock); | |
3070 | return count; | |
3071 | } | |
3072 | ||
3073 | static ssize_t | |
3074 | show_auto_temp(struct device *dev, struct device_attribute *attr, char *buf) | |
3075 | { | |
3076 | struct nct6775_data *data = nct6775_update_device(dev); | |
3077 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
3078 | int nr = sattr->nr; | |
3079 | int point = sattr->index; | |
3080 | ||
3081 | /* | |
3082 | * We don't know for sure if the temperature is signed or unsigned. | |
3083 | * Assume it is unsigned. | |
3084 | */ | |
3085 | return sprintf(buf, "%d\n", data->auto_temp[nr][point] * 1000); | |
3086 | } | |
3087 | ||
3088 | static ssize_t | |
3089 | store_auto_temp(struct device *dev, struct device_attribute *attr, | |
3090 | const char *buf, size_t count) | |
3091 | { | |
3092 | struct nct6775_data *data = dev_get_drvdata(dev); | |
3093 | struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); | |
3094 | int nr = sattr->nr; | |
3095 | int point = sattr->index; | |
3096 | unsigned long val; | |
3097 | int err; | |
3098 | ||
3099 | err = kstrtoul(buf, 10, &val); | |
3100 | if (err) | |
3101 | return err; | |
3102 | if (val > 255000) | |
3103 | return -EINVAL; | |
3104 | ||
3105 | mutex_lock(&data->update_lock); | |
3106 | data->auto_temp[nr][point] = DIV_ROUND_CLOSEST(val, 1000); | |
3107 | if (point < data->auto_pwm_num) { | |
3108 | nct6775_write_value(data, | |
3109 | NCT6775_AUTO_TEMP(data, nr, point), | |
3110 | data->auto_temp[nr][point]); | |
3111 | } else { | |
3112 | nct6775_write_value(data, data->REG_CRITICAL_TEMP[nr], | |
3113 | data->auto_temp[nr][point]); | |
3114 | } | |
3115 | mutex_unlock(&data->update_lock); | |
3116 | return count; | |
3117 | } | |
3118 | ||
f73cf632 GR |
3119 | static umode_t nct6775_pwm_is_visible(struct kobject *kobj, |
3120 | struct attribute *attr, int index) | |
3121 | { | |
3122 | struct device *dev = container_of(kobj, struct device, kobj); | |
3123 | struct nct6775_data *data = dev_get_drvdata(dev); | |
3124 | int pwm = index / 36; /* pwm index */ | |
3125 | int nr = index % 36; /* attribute index */ | |
3126 | ||
d1bb2186 | 3127 | if (!(data->has_pwm & BIT(pwm))) |
f73cf632 GR |
3128 | return 0; |
3129 | ||
cc76dee1 GR |
3130 | if ((nr >= 14 && nr <= 18) || nr == 21) /* weight */ |
3131 | if (!data->REG_WEIGHT_TEMP_SEL[pwm]) | |
3132 | return 0; | |
f73cf632 GR |
3133 | if (nr == 19 && data->REG_PWM[3] == NULL) /* pwm_max */ |
3134 | return 0; | |
3135 | if (nr == 20 && data->REG_PWM[4] == NULL) /* pwm_step */ | |
3136 | return 0; | |
3137 | if (nr == 21 && data->REG_PWM[6] == NULL) /* weight_duty_base */ | |
3138 | return 0; | |
3139 | ||
3140 | if (nr >= 22 && nr <= 35) { /* auto point */ | |
3141 | int api = (nr - 22) / 2; /* auto point index */ | |
3142 | ||
3143 | if (api > data->auto_pwm_num) | |
3144 | return 0; | |
3145 | } | |
3146 | return attr->mode; | |
3147 | } | |
3148 | ||
3149 | SENSOR_TEMPLATE_2(pwm_stop_time, "pwm%d_stop_time", S_IWUSR | S_IRUGO, | |
3150 | show_fan_time, store_fan_time, 0, 0); | |
3151 | SENSOR_TEMPLATE_2(pwm_step_up_time, "pwm%d_step_up_time", S_IWUSR | S_IRUGO, | |
3152 | show_fan_time, store_fan_time, 0, 1); | |
3153 | SENSOR_TEMPLATE_2(pwm_step_down_time, "pwm%d_step_down_time", S_IWUSR | S_IRUGO, | |
3154 | show_fan_time, store_fan_time, 0, 2); | |
3155 | SENSOR_TEMPLATE_2(pwm_start, "pwm%d_start", S_IWUSR | S_IRUGO, show_pwm, | |
3156 | store_pwm, 0, 1); | |
3157 | SENSOR_TEMPLATE_2(pwm_floor, "pwm%d_floor", S_IWUSR | S_IRUGO, show_pwm, | |
3158 | store_pwm, 0, 2); | |
3159 | SENSOR_TEMPLATE_2(pwm_temp_tolerance, "pwm%d_temp_tolerance", S_IWUSR | S_IRUGO, | |
3160 | show_temp_tolerance, store_temp_tolerance, 0, 0); | |
3161 | SENSOR_TEMPLATE_2(pwm_crit_temp_tolerance, "pwm%d_crit_temp_tolerance", | |
3162 | S_IWUSR | S_IRUGO, show_temp_tolerance, store_temp_tolerance, | |
3163 | 0, 1); | |
3164 | ||
3165 | SENSOR_TEMPLATE_2(pwm_max, "pwm%d_max", S_IWUSR | S_IRUGO, show_pwm, store_pwm, | |
3166 | 0, 3); | |
3167 | ||
3168 | SENSOR_TEMPLATE_2(pwm_step, "pwm%d_step", S_IWUSR | S_IRUGO, show_pwm, | |
3169 | store_pwm, 0, 4); | |
3170 | ||
3171 | SENSOR_TEMPLATE_2(pwm_auto_point1_pwm, "pwm%d_auto_point1_pwm", | |
3172 | S_IWUSR | S_IRUGO, show_auto_pwm, store_auto_pwm, 0, 0); | |
3173 | SENSOR_TEMPLATE_2(pwm_auto_point1_temp, "pwm%d_auto_point1_temp", | |
3174 | S_IWUSR | S_IRUGO, show_auto_temp, store_auto_temp, 0, 0); | |
3175 | ||
3176 | SENSOR_TEMPLATE_2(pwm_auto_point2_pwm, "pwm%d_auto_point2_pwm", | |
3177 | S_IWUSR | S_IRUGO, show_auto_pwm, store_auto_pwm, 0, 1); | |
3178 | SENSOR_TEMPLATE_2(pwm_auto_point2_temp, "pwm%d_auto_point2_temp", | |
3179 | S_IWUSR | S_IRUGO, show_auto_temp, store_auto_temp, 0, 1); | |
3180 | ||
3181 | SENSOR_TEMPLATE_2(pwm_auto_point3_pwm, "pwm%d_auto_point3_pwm", | |
3182 | S_IWUSR | S_IRUGO, show_auto_pwm, store_auto_pwm, 0, 2); | |
3183 | SENSOR_TEMPLATE_2(pwm_auto_point3_temp, "pwm%d_auto_point3_temp", | |
3184 | S_IWUSR | S_IRUGO, show_auto_temp, store_auto_temp, 0, 2); | |
3185 | ||
3186 | SENSOR_TEMPLATE_2(pwm_auto_point4_pwm, "pwm%d_auto_point4_pwm", | |
3187 | S_IWUSR | S_IRUGO, show_auto_pwm, store_auto_pwm, 0, 3); | |
3188 | SENSOR_TEMPLATE_2(pwm_auto_point4_temp, "pwm%d_auto_point4_temp", | |
3189 | S_IWUSR | S_IRUGO, show_auto_temp, store_auto_temp, 0, 3); | |
3190 | ||
3191 | SENSOR_TEMPLATE_2(pwm_auto_point5_pwm, "pwm%d_auto_point5_pwm", | |
3192 | S_IWUSR | S_IRUGO, show_auto_pwm, store_auto_pwm, 0, 4); | |
3193 | SENSOR_TEMPLATE_2(pwm_auto_point5_temp, "pwm%d_auto_point5_temp", | |
3194 | S_IWUSR | S_IRUGO, show_auto_temp, store_auto_temp, 0, 4); | |
3195 | ||
3196 | SENSOR_TEMPLATE_2(pwm_auto_point6_pwm, "pwm%d_auto_point6_pwm", | |
3197 | S_IWUSR | S_IRUGO, show_auto_pwm, store_auto_pwm, 0, 5); | |
3198 | SENSOR_TEMPLATE_2(pwm_auto_point6_temp, "pwm%d_auto_point6_temp", | |
3199 | S_IWUSR | S_IRUGO, show_auto_temp, store_auto_temp, 0, 5); | |
3200 | ||
3201 | SENSOR_TEMPLATE_2(pwm_auto_point7_pwm, "pwm%d_auto_point7_pwm", | |
3202 | S_IWUSR | S_IRUGO, show_auto_pwm, store_auto_pwm, 0, 6); | |
3203 | SENSOR_TEMPLATE_2(pwm_auto_point7_temp, "pwm%d_auto_point7_temp", | |
3204 | S_IWUSR | S_IRUGO, show_auto_temp, store_auto_temp, 0, 6); | |
3205 | ||
cdcaeceb | 3206 | /* |
f73cf632 GR |
3207 | * nct6775_pwm_is_visible uses the index into the following array |
3208 | * to determine if attributes should be created or not. | |
3209 | * Any change in order or content must be matched. | |
cdcaeceb | 3210 | */ |
f73cf632 GR |
3211 | static struct sensor_device_template *nct6775_attributes_pwm_template[] = { |
3212 | &sensor_dev_template_pwm, | |
3213 | &sensor_dev_template_pwm_mode, | |
3214 | &sensor_dev_template_pwm_enable, | |
3215 | &sensor_dev_template_pwm_temp_sel, | |
3216 | &sensor_dev_template_pwm_temp_tolerance, | |
3217 | &sensor_dev_template_pwm_crit_temp_tolerance, | |
3218 | &sensor_dev_template_pwm_target_temp, | |
3219 | &sensor_dev_template_fan_target, | |
3220 | &sensor_dev_template_fan_tolerance, | |
3221 | &sensor_dev_template_pwm_stop_time, | |
3222 | &sensor_dev_template_pwm_step_up_time, | |
3223 | &sensor_dev_template_pwm_step_down_time, | |
3224 | &sensor_dev_template_pwm_start, | |
3225 | &sensor_dev_template_pwm_floor, | |
cc76dee1 | 3226 | &sensor_dev_template_pwm_weight_temp_sel, /* 14 */ |
f73cf632 GR |
3227 | &sensor_dev_template_pwm_weight_temp_step, |
3228 | &sensor_dev_template_pwm_weight_temp_step_tol, | |
3229 | &sensor_dev_template_pwm_weight_temp_step_base, | |
cc76dee1 | 3230 | &sensor_dev_template_pwm_weight_duty_step, /* 18 */ |
f73cf632 GR |
3231 | &sensor_dev_template_pwm_max, /* 19 */ |
3232 | &sensor_dev_template_pwm_step, /* 20 */ | |
3233 | &sensor_dev_template_pwm_weight_duty_base, /* 21 */ | |
3234 | &sensor_dev_template_pwm_auto_point1_pwm, /* 22 */ | |
3235 | &sensor_dev_template_pwm_auto_point1_temp, | |
3236 | &sensor_dev_template_pwm_auto_point2_pwm, | |
3237 | &sensor_dev_template_pwm_auto_point2_temp, | |
3238 | &sensor_dev_template_pwm_auto_point3_pwm, | |
3239 | &sensor_dev_template_pwm_auto_point3_temp, | |
3240 | &sensor_dev_template_pwm_auto_point4_pwm, | |
3241 | &sensor_dev_template_pwm_auto_point4_temp, | |
3242 | &sensor_dev_template_pwm_auto_point5_pwm, | |
3243 | &sensor_dev_template_pwm_auto_point5_temp, | |
3244 | &sensor_dev_template_pwm_auto_point6_pwm, | |
3245 | &sensor_dev_template_pwm_auto_point6_temp, | |
3246 | &sensor_dev_template_pwm_auto_point7_pwm, | |
3247 | &sensor_dev_template_pwm_auto_point7_temp, /* 35 */ | |
3248 | ||
3249 | NULL | |
3250 | }; | |
3251 | ||
c60fdf85 | 3252 | static const struct sensor_template_group nct6775_pwm_template_group = { |
f73cf632 GR |
3253 | .templates = nct6775_attributes_pwm_template, |
3254 | .is_visible = nct6775_pwm_is_visible, | |
3255 | .base = 1, | |
cdcaeceb GR |
3256 | }; |
3257 | ||
9de2e2e8 | 3258 | static ssize_t |
93d72ac3 | 3259 | cpu0_vid_show(struct device *dev, struct device_attribute *attr, char *buf) |
9de2e2e8 GR |
3260 | { |
3261 | struct nct6775_data *data = dev_get_drvdata(dev); | |
9cd892bc | 3262 | |
9de2e2e8 GR |
3263 | return sprintf(buf, "%d\n", vid_from_reg(data->vid, data->vrm)); |
3264 | } | |
3265 | ||
93d72ac3 | 3266 | static DEVICE_ATTR_RO(cpu0_vid); |
9de2e2e8 | 3267 | |
a6bd5878 GR |
3268 | /* Case open detection */ |
3269 | ||
3270 | static ssize_t | |
3271 | clear_caseopen(struct device *dev, struct device_attribute *attr, | |
3272 | const char *buf, size_t count) | |
3273 | { | |
3274 | struct nct6775_data *data = dev_get_drvdata(dev); | |
a6bd5878 GR |
3275 | int nr = to_sensor_dev_attr(attr)->index - INTRUSION_ALARM_BASE; |
3276 | unsigned long val; | |
3277 | u8 reg; | |
3278 | int ret; | |
3279 | ||
3280 | if (kstrtoul(buf, 10, &val) || val != 0) | |
3281 | return -EINVAL; | |
3282 | ||
3283 | mutex_lock(&data->update_lock); | |
3284 | ||
3285 | /* | |
3286 | * Use CR registers to clear caseopen status. | |
3287 | * The CR registers are the same for all chips, and not all chips | |
3288 | * support clearing the caseopen status through "regular" registers. | |
3289 | */ | |
df612d5f | 3290 | ret = superio_enter(data->sioreg); |
a6bd5878 GR |
3291 | if (ret) { |
3292 | count = ret; | |
3293 | goto error; | |
3294 | } | |
3295 | ||
df612d5f GR |
3296 | superio_select(data->sioreg, NCT6775_LD_ACPI); |
3297 | reg = superio_inb(data->sioreg, NCT6775_REG_CR_CASEOPEN_CLR[nr]); | |
a6bd5878 | 3298 | reg |= NCT6775_CR_CASEOPEN_CLR_MASK[nr]; |
df612d5f | 3299 | superio_outb(data->sioreg, NCT6775_REG_CR_CASEOPEN_CLR[nr], reg); |
a6bd5878 | 3300 | reg &= ~NCT6775_CR_CASEOPEN_CLR_MASK[nr]; |
df612d5f GR |
3301 | superio_outb(data->sioreg, NCT6775_REG_CR_CASEOPEN_CLR[nr], reg); |
3302 | superio_exit(data->sioreg); | |
a6bd5878 GR |
3303 | |
3304 | data->valid = false; /* Force cache refresh */ | |
3305 | error: | |
3306 | mutex_unlock(&data->update_lock); | |
3307 | return count; | |
3308 | } | |
3309 | ||
f73cf632 GR |
3310 | static SENSOR_DEVICE_ATTR(intrusion0_alarm, S_IWUSR | S_IRUGO, show_alarm, |
3311 | clear_caseopen, INTRUSION_ALARM_BASE); | |
3312 | static SENSOR_DEVICE_ATTR(intrusion1_alarm, S_IWUSR | S_IRUGO, show_alarm, | |
3313 | clear_caseopen, INTRUSION_ALARM_BASE + 1); | |
30846993 GR |
3314 | static SENSOR_DEVICE_ATTR(intrusion0_beep, S_IWUSR | S_IRUGO, show_beep, |
3315 | store_beep, INTRUSION_ALARM_BASE); | |
3316 | static SENSOR_DEVICE_ATTR(intrusion1_beep, S_IWUSR | S_IRUGO, show_beep, | |
3317 | store_beep, INTRUSION_ALARM_BASE + 1); | |
3318 | static SENSOR_DEVICE_ATTR(beep_enable, S_IWUSR | S_IRUGO, show_beep, | |
3319 | store_beep, BEEP_ENABLE_BASE); | |
9de2e2e8 | 3320 | |
f73cf632 GR |
3321 | static umode_t nct6775_other_is_visible(struct kobject *kobj, |
3322 | struct attribute *attr, int index) | |
9de2e2e8 | 3323 | { |
f73cf632 | 3324 | struct device *dev = container_of(kobj, struct device, kobj); |
9de2e2e8 GR |
3325 | struct nct6775_data *data = dev_get_drvdata(dev); |
3326 | ||
615fc8cb | 3327 | if (index == 0 && !data->have_vid) |
f73cf632 | 3328 | return 0; |
77eb5b37 | 3329 | |
615fc8cb GR |
3330 | if (index == 1 || index == 2) { |
3331 | if (data->ALARM_BITS[INTRUSION_ALARM_BASE + index - 1] < 0) | |
f73cf632 GR |
3332 | return 0; |
3333 | } | |
cdcaeceb | 3334 | |
615fc8cb GR |
3335 | if (index == 3 || index == 4) { |
3336 | if (data->BEEP_BITS[INTRUSION_ALARM_BASE + index - 3] < 0) | |
30846993 GR |
3337 | return 0; |
3338 | } | |
3339 | ||
f73cf632 GR |
3340 | return attr->mode; |
3341 | } | |
cdcaeceb | 3342 | |
f73cf632 GR |
3343 | /* |
3344 | * nct6775_other_is_visible uses the index into the following array | |
3345 | * to determine if attributes should be created or not. | |
3346 | * Any change in order or content must be matched. | |
3347 | */ | |
3348 | static struct attribute *nct6775_attributes_other[] = { | |
615fc8cb GR |
3349 | &dev_attr_cpu0_vid.attr, /* 0 */ |
3350 | &sensor_dev_attr_intrusion0_alarm.dev_attr.attr, /* 1 */ | |
3351 | &sensor_dev_attr_intrusion1_alarm.dev_attr.attr, /* 2 */ | |
3352 | &sensor_dev_attr_intrusion0_beep.dev_attr.attr, /* 3 */ | |
3353 | &sensor_dev_attr_intrusion1_beep.dev_attr.attr, /* 4 */ | |
3354 | &sensor_dev_attr_beep_enable.dev_attr.attr, /* 5 */ | |
bbd8decd | 3355 | |
f73cf632 GR |
3356 | NULL |
3357 | }; | |
cdcaeceb | 3358 | |
f73cf632 GR |
3359 | static const struct attribute_group nct6775_group_other = { |
3360 | .attrs = nct6775_attributes_other, | |
3361 | .is_visible = nct6775_other_is_visible, | |
3362 | }; | |
9de2e2e8 | 3363 | |
9de2e2e8 GR |
3364 | static inline void nct6775_init_device(struct nct6775_data *data) |
3365 | { | |
aa136e5d GR |
3366 | int i; |
3367 | u8 tmp, diode; | |
9de2e2e8 GR |
3368 | |
3369 | /* Start monitoring if needed */ | |
3370 | if (data->REG_CONFIG) { | |
3371 | tmp = nct6775_read_value(data, data->REG_CONFIG); | |
3372 | if (!(tmp & 0x01)) | |
3373 | nct6775_write_value(data, data->REG_CONFIG, tmp | 0x01); | |
3374 | } | |
3375 | ||
aa136e5d GR |
3376 | /* Enable temperature sensors if needed */ |
3377 | for (i = 0; i < NUM_TEMP; i++) { | |
d1bb2186 | 3378 | if (!(data->have_temp & BIT(i))) |
aa136e5d GR |
3379 | continue; |
3380 | if (!data->reg_temp_config[i]) | |
3381 | continue; | |
3382 | tmp = nct6775_read_value(data, data->reg_temp_config[i]); | |
3383 | if (tmp & 0x01) | |
3384 | nct6775_write_value(data, data->reg_temp_config[i], | |
3385 | tmp & 0xfe); | |
3386 | } | |
3387 | ||
9de2e2e8 GR |
3388 | /* Enable VBAT monitoring if needed */ |
3389 | tmp = nct6775_read_value(data, data->REG_VBAT); | |
3390 | if (!(tmp & 0x01)) | |
3391 | nct6775_write_value(data, data->REG_VBAT, tmp | 0x01); | |
aa136e5d GR |
3392 | |
3393 | diode = nct6775_read_value(data, data->REG_DIODE); | |
3394 | ||
3395 | for (i = 0; i < data->temp_fixed_num; i++) { | |
d1bb2186 | 3396 | if (!(data->have_temp_fixed & BIT(i))) |
aa136e5d | 3397 | continue; |
6c009501 GR |
3398 | if ((tmp & (data->DIODE_MASK << i))) /* diode */ |
3399 | data->temp_type[i] | |
3400 | = 3 - ((diode >> i) & data->DIODE_MASK); | |
aa136e5d GR |
3401 | else /* thermistor */ |
3402 | data->temp_type[i] = 4; | |
3403 | } | |
9de2e2e8 GR |
3404 | } |
3405 | ||
f73cf632 | 3406 | static void |
df612d5f | 3407 | nct6775_check_fan_inputs(struct nct6775_data *data) |
1c65dc36 | 3408 | { |
1b206240 | 3409 | bool fan3pin = false, fan4pin = false, fan4min = false; |
81820059 | 3410 | bool fan5pin = false, fan6pin = false, fan7pin = false; |
1b206240 | 3411 | bool pwm3pin = false, pwm4pin = false, pwm5pin = false; |
81820059 | 3412 | bool pwm6pin = false, pwm7pin = false; |
df612d5f GR |
3413 | int sioreg = data->sioreg; |
3414 | int regval; | |
1c65dc36 | 3415 | |
d2a14ea5 GR |
3416 | /* Store SIO_REG_ENABLE for use during resume */ |
3417 | superio_select(sioreg, NCT6775_LD_HWM); | |
3418 | data->sio_reg_enable = superio_inb(sioreg, SIO_REG_ENABLE); | |
3419 | ||
1c65dc36 GR |
3420 | /* fan4 and fan5 share some pins with the GPIO and serial flash */ |
3421 | if (data->kind == nct6775) { | |
df612d5f | 3422 | regval = superio_inb(sioreg, 0x2c); |
1c65dc36 | 3423 | |
d1bb2186 GR |
3424 | fan3pin = regval & BIT(6); |
3425 | pwm3pin = regval & BIT(7); | |
1c65dc36 GR |
3426 | |
3427 | /* On NCT6775, fan4 shares pins with the fdc interface */ | |
df612d5f | 3428 | fan4pin = !(superio_inb(sioreg, 0x2A) & 0x80); |
1c65dc36 | 3429 | } else if (data->kind == nct6776) { |
df612d5f | 3430 | bool gpok = superio_inb(sioreg, 0x27) & 0x80; |
25cdd99d GR |
3431 | const char *board_vendor, *board_name; |
3432 | ||
3433 | board_vendor = dmi_get_system_info(DMI_BOARD_VENDOR); | |
3434 | board_name = dmi_get_system_info(DMI_BOARD_NAME); | |
3435 | ||
3436 | if (board_name && board_vendor && | |
3437 | !strcmp(board_vendor, "ASRock")) { | |
3438 | /* | |
3439 | * Auxiliary fan monitoring is not enabled on ASRock | |
3440 | * Z77 Pro4-M if booted in UEFI Ultra-FastBoot mode. | |
3441 | * Observed with BIOS version 2.00. | |
3442 | */ | |
3443 | if (!strcmp(board_name, "Z77 Pro4-M")) { | |
3444 | if ((data->sio_reg_enable & 0xe0) != 0xe0) { | |
3445 | data->sio_reg_enable |= 0xe0; | |
3446 | superio_outb(sioreg, SIO_REG_ENABLE, | |
3447 | data->sio_reg_enable); | |
3448 | } | |
3449 | } | |
3450 | } | |
1c65dc36 | 3451 | |
d2a14ea5 | 3452 | if (data->sio_reg_enable & 0x80) |
1c65dc36 GR |
3453 | fan3pin = gpok; |
3454 | else | |
df612d5f | 3455 | fan3pin = !(superio_inb(sioreg, 0x24) & 0x40); |
1c65dc36 | 3456 | |
d2a14ea5 | 3457 | if (data->sio_reg_enable & 0x40) |
1c65dc36 GR |
3458 | fan4pin = gpok; |
3459 | else | |
df612d5f | 3460 | fan4pin = superio_inb(sioreg, 0x1C) & 0x01; |
1c65dc36 | 3461 | |
d2a14ea5 | 3462 | if (data->sio_reg_enable & 0x20) |
1c65dc36 GR |
3463 | fan5pin = gpok; |
3464 | else | |
df612d5f | 3465 | fan5pin = superio_inb(sioreg, 0x1C) & 0x02; |
1c65dc36 GR |
3466 | |
3467 | fan4min = fan4pin; | |
77eb5b37 | 3468 | pwm3pin = fan3pin; |
6c009501 | 3469 | } else if (data->kind == nct6106) { |
df612d5f | 3470 | regval = superio_inb(sioreg, 0x24); |
6c009501 GR |
3471 | fan3pin = !(regval & 0x80); |
3472 | pwm3pin = regval & 0x08; | |
81820059 GR |
3473 | } else { |
3474 | /* NCT6779D, NCT6791D, NCT6792D, NCT6793D, NCT6795D, NCT6796D */ | |
3475 | int regval_1b, regval_2a, regval_2f; | |
00fd4cfe | 3476 | bool dsw_en; |
e5c85221 | 3477 | |
df612d5f | 3478 | regval = superio_inb(sioreg, 0x1c); |
1c65dc36 | 3479 | |
d1bb2186 GR |
3480 | fan3pin = !(regval & BIT(5)); |
3481 | fan4pin = !(regval & BIT(6)); | |
3482 | fan5pin = !(regval & BIT(7)); | |
1c65dc36 | 3483 | |
d1bb2186 GR |
3484 | pwm3pin = !(regval & BIT(0)); |
3485 | pwm4pin = !(regval & BIT(1)); | |
3486 | pwm5pin = !(regval & BIT(2)); | |
77eb5b37 | 3487 | |
e5c85221 GR |
3488 | regval = superio_inb(sioreg, 0x2d); |
3489 | switch (data->kind) { | |
3490 | case nct6791: | |
3491 | case nct6792: | |
3492 | fan6pin = regval & BIT(1); | |
3493 | pwm6pin = regval & BIT(0); | |
3494 | break; | |
3495 | case nct6793: | |
419220dc | 3496 | case nct6795: |
81820059 | 3497 | case nct6796: |
e5c85221 GR |
3498 | regval_1b = superio_inb(sioreg, 0x1b); |
3499 | regval_2a = superio_inb(sioreg, 0x2a); | |
00fd4cfe GR |
3500 | regval_2f = superio_inb(sioreg, 0x2f); |
3501 | dsw_en = regval_2f & BIT(3); | |
e5c85221 GR |
3502 | |
3503 | if (!pwm5pin) | |
3504 | pwm5pin = regval & BIT(7); | |
00fd4cfe | 3505 | |
e5c85221 GR |
3506 | if (!fan5pin) |
3507 | fan5pin = regval_1b & BIT(5); | |
3508 | ||
81820059 GR |
3509 | superio_select(sioreg, NCT6775_LD_12); |
3510 | if (data->kind != nct6796) { | |
3511 | int regval_eb = superio_inb(sioreg, 0xeb); | |
3512 | ||
3513 | if (!dsw_en) { | |
3514 | fan6pin = regval & BIT(1); | |
3515 | pwm6pin = regval & BIT(0); | |
3516 | } | |
3517 | ||
3518 | if (!fan5pin) | |
3519 | fan5pin = regval_eb & BIT(5); | |
3520 | if (!pwm5pin) | |
3521 | pwm5pin = (regval_eb & BIT(4)) && | |
3522 | !(regval_2a & BIT(0)); | |
3523 | if (!fan6pin) | |
3524 | fan6pin = regval_eb & BIT(3); | |
3525 | if (!pwm6pin) | |
3526 | pwm6pin = regval_eb & BIT(2); | |
00fd4cfe GR |
3527 | } |
3528 | ||
81820059 | 3529 | if (data->kind == nct6795 || data->kind == nct6796) { |
00fd4cfe GR |
3530 | int regval_ed = superio_inb(sioreg, 0xed); |
3531 | ||
3532 | if (!fan6pin) | |
3533 | fan6pin = (regval_2a & BIT(4)) && | |
3534 | (!dsw_en || | |
3535 | (dsw_en && (regval_ed & BIT(4)))); | |
3536 | if (!pwm6pin) | |
3537 | pwm6pin = (regval_2a & BIT(3)) && | |
3538 | (regval_ed & BIT(2)); | |
3539 | } | |
81820059 GR |
3540 | |
3541 | if (data->kind == nct6796) { | |
3542 | int regval_1d = superio_inb(sioreg, 0x1d); | |
3543 | int regval_2b = superio_inb(sioreg, 0x2b); | |
3544 | ||
3545 | fan7pin = !(regval_2b & BIT(2)); | |
3546 | pwm7pin = !(regval_1d & (BIT(2) | BIT(3))); | |
3547 | } | |
3548 | ||
e5c85221 GR |
3549 | break; |
3550 | default: /* NCT6779D */ | |
e5c85221 | 3551 | break; |
578ab5f0 | 3552 | } |
e5c85221 GR |
3553 | |
3554 | fan4min = fan4pin; | |
578ab5f0 | 3555 | } |
1c65dc36 | 3556 | |
578ab5f0 DB |
3557 | /* fan 1 and 2 (0x03) are always present */ |
3558 | data->has_fan = 0x03 | (fan3pin << 2) | (fan4pin << 3) | | |
81820059 | 3559 | (fan5pin << 4) | (fan6pin << 5) | (fan7pin << 6); |
578ab5f0 | 3560 | data->has_fan_min = 0x03 | (fan3pin << 2) | (fan4min << 3) | |
81820059 | 3561 | (fan5pin << 4) | (fan6pin << 5) | (fan7pin << 6); |
578ab5f0 | 3562 | data->has_pwm = 0x03 | (pwm3pin << 2) | (pwm4pin << 3) | |
81820059 | 3563 | (pwm5pin << 4) | (pwm6pin << 5) | (pwm7pin << 6); |
1c65dc36 GR |
3564 | } |
3565 | ||
8e9285b0 GR |
3566 | static void add_temp_sensors(struct nct6775_data *data, const u16 *regp, |
3567 | int *available, int *mask) | |
3568 | { | |
3569 | int i; | |
3570 | u8 src; | |
3571 | ||
3572 | for (i = 0; i < data->pwm_num && *available; i++) { | |
3573 | int index; | |
3574 | ||
3575 | if (!regp[i]) | |
3576 | continue; | |
3577 | src = nct6775_read_value(data, regp[i]); | |
3578 | src &= 0x1f; | |
d1bb2186 | 3579 | if (!src || (*mask & BIT(src))) |
8e9285b0 | 3580 | continue; |
cc66b303 | 3581 | if (!(data->temp_mask & BIT(src))) |
8e9285b0 GR |
3582 | continue; |
3583 | ||
3584 | index = __ffs(*available); | |
3585 | nct6775_write_value(data, data->REG_TEMP_SOURCE[index], src); | |
d1bb2186 GR |
3586 | *available &= ~BIT(index); |
3587 | *mask |= BIT(src); | |
8e9285b0 GR |
3588 | } |
3589 | } | |
3590 | ||
9de2e2e8 GR |
3591 | static int nct6775_probe(struct platform_device *pdev) |
3592 | { | |
3593 | struct device *dev = &pdev->dev; | |
a8b3a3a5 | 3594 | struct nct6775_sio_data *sio_data = dev_get_platdata(dev); |
9de2e2e8 GR |
3595 | struct nct6775_data *data; |
3596 | struct resource *res; | |
aa136e5d GR |
3597 | int i, s, err = 0; |
3598 | int src, mask, available; | |
3599 | const u16 *reg_temp, *reg_temp_over, *reg_temp_hyst, *reg_temp_config; | |
d1a284b7 | 3600 | const u16 *reg_temp_mon, *reg_temp_alternate, *reg_temp_crit; |
b7a61353 | 3601 | const u16 *reg_temp_crit_l = NULL, *reg_temp_crit_h = NULL; |
d1a284b7 | 3602 | int num_reg_temp, num_reg_temp_mon; |
0fc1f8fc | 3603 | u8 cr2a; |
f73cf632 | 3604 | struct attribute_group *group; |
a150d95b | 3605 | struct device *hwmon_dev; |
55bdee69 | 3606 | int num_attr_groups = 0; |
9de2e2e8 GR |
3607 | |
3608 | res = platform_get_resource(pdev, IORESOURCE_IO, 0); | |
3609 | if (!devm_request_region(&pdev->dev, res->start, IOREGION_LENGTH, | |
3610 | DRVNAME)) | |
3611 | return -EBUSY; | |
3612 | ||
3613 | data = devm_kzalloc(&pdev->dev, sizeof(struct nct6775_data), | |
3614 | GFP_KERNEL); | |
3615 | if (!data) | |
3616 | return -ENOMEM; | |
3617 | ||
3618 | data->kind = sio_data->kind; | |
df612d5f | 3619 | data->sioreg = sio_data->sioreg; |
9de2e2e8 | 3620 | data->addr = res->start; |
9de2e2e8 GR |
3621 | mutex_init(&data->update_lock); |
3622 | data->name = nct6775_device_names[data->kind]; | |
3623 | data->bank = 0xff; /* Force initial bank selection */ | |
3624 | platform_set_drvdata(pdev, data); | |
3625 | ||
3626 | switch (data->kind) { | |
6c009501 GR |
3627 | case nct6106: |
3628 | data->in_num = 9; | |
3629 | data->pwm_num = 3; | |
3630 | data->auto_pwm_num = 4; | |
3631 | data->temp_fixed_num = 3; | |
3632 | data->num_temp_alarms = 6; | |
30846993 | 3633 | data->num_temp_beeps = 6; |
6c009501 GR |
3634 | |
3635 | data->fan_from_reg = fan_from_reg13; | |
3636 | data->fan_from_reg_min = fan_from_reg13; | |
3637 | ||
3638 | data->temp_label = nct6776_temp_label; | |
cc66b303 | 3639 | data->temp_mask = NCT6776_TEMP_MASK; |
6c009501 GR |
3640 | |
3641 | data->REG_VBAT = NCT6106_REG_VBAT; | |
3642 | data->REG_DIODE = NCT6106_REG_DIODE; | |
3643 | data->DIODE_MASK = NCT6106_DIODE_MASK; | |
3644 | data->REG_VIN = NCT6106_REG_IN; | |
3645 | data->REG_IN_MINMAX[0] = NCT6106_REG_IN_MIN; | |
3646 | data->REG_IN_MINMAX[1] = NCT6106_REG_IN_MAX; | |
3647 | data->REG_TARGET = NCT6106_REG_TARGET; | |
3648 | data->REG_FAN = NCT6106_REG_FAN; | |
3649 | data->REG_FAN_MODE = NCT6106_REG_FAN_MODE; | |
3650 | data->REG_FAN_MIN = NCT6106_REG_FAN_MIN; | |
3651 | data->REG_FAN_PULSES = NCT6106_REG_FAN_PULSES; | |
3652 | data->FAN_PULSE_SHIFT = NCT6106_FAN_PULSE_SHIFT; | |
3653 | data->REG_FAN_TIME[0] = NCT6106_REG_FAN_STOP_TIME; | |
3654 | data->REG_FAN_TIME[1] = NCT6106_REG_FAN_STEP_UP_TIME; | |
3655 | data->REG_FAN_TIME[2] = NCT6106_REG_FAN_STEP_DOWN_TIME; | |
3656 | data->REG_PWM[0] = NCT6106_REG_PWM; | |
3657 | data->REG_PWM[1] = NCT6106_REG_FAN_START_OUTPUT; | |
3658 | data->REG_PWM[2] = NCT6106_REG_FAN_STOP_OUTPUT; | |
3659 | data->REG_PWM[5] = NCT6106_REG_WEIGHT_DUTY_STEP; | |
3660 | data->REG_PWM[6] = NCT6106_REG_WEIGHT_DUTY_BASE; | |
3661 | data->REG_PWM_READ = NCT6106_REG_PWM_READ; | |
3662 | data->REG_PWM_MODE = NCT6106_REG_PWM_MODE; | |
3663 | data->PWM_MODE_MASK = NCT6106_PWM_MODE_MASK; | |
3664 | data->REG_AUTO_TEMP = NCT6106_REG_AUTO_TEMP; | |
3665 | data->REG_AUTO_PWM = NCT6106_REG_AUTO_PWM; | |
3666 | data->REG_CRITICAL_TEMP = NCT6106_REG_CRITICAL_TEMP; | |
3667 | data->REG_CRITICAL_TEMP_TOLERANCE | |
3668 | = NCT6106_REG_CRITICAL_TEMP_TOLERANCE; | |
3669 | data->REG_CRITICAL_PWM_ENABLE = NCT6106_REG_CRITICAL_PWM_ENABLE; | |
3670 | data->CRITICAL_PWM_ENABLE_MASK | |
3671 | = NCT6106_CRITICAL_PWM_ENABLE_MASK; | |
3672 | data->REG_CRITICAL_PWM = NCT6106_REG_CRITICAL_PWM; | |
3673 | data->REG_TEMP_OFFSET = NCT6106_REG_TEMP_OFFSET; | |
3674 | data->REG_TEMP_SOURCE = NCT6106_REG_TEMP_SOURCE; | |
3675 | data->REG_TEMP_SEL = NCT6106_REG_TEMP_SEL; | |
3676 | data->REG_WEIGHT_TEMP_SEL = NCT6106_REG_WEIGHT_TEMP_SEL; | |
3677 | data->REG_WEIGHT_TEMP[0] = NCT6106_REG_WEIGHT_TEMP_STEP; | |
3678 | data->REG_WEIGHT_TEMP[1] = NCT6106_REG_WEIGHT_TEMP_STEP_TOL; | |
3679 | data->REG_WEIGHT_TEMP[2] = NCT6106_REG_WEIGHT_TEMP_BASE; | |
3680 | data->REG_ALARM = NCT6106_REG_ALARM; | |
3681 | data->ALARM_BITS = NCT6106_ALARM_BITS; | |
30846993 GR |
3682 | data->REG_BEEP = NCT6106_REG_BEEP; |
3683 | data->BEEP_BITS = NCT6106_BEEP_BITS; | |
6c009501 GR |
3684 | |
3685 | reg_temp = NCT6106_REG_TEMP; | |
d1a284b7 | 3686 | reg_temp_mon = NCT6106_REG_TEMP_MON; |
6c009501 | 3687 | num_reg_temp = ARRAY_SIZE(NCT6106_REG_TEMP); |
d1a284b7 | 3688 | num_reg_temp_mon = ARRAY_SIZE(NCT6106_REG_TEMP_MON); |
6c009501 GR |
3689 | reg_temp_over = NCT6106_REG_TEMP_OVER; |
3690 | reg_temp_hyst = NCT6106_REG_TEMP_HYST; | |
3691 | reg_temp_config = NCT6106_REG_TEMP_CONFIG; | |
3692 | reg_temp_alternate = NCT6106_REG_TEMP_ALTERNATE; | |
3693 | reg_temp_crit = NCT6106_REG_TEMP_CRIT; | |
b7a61353 GR |
3694 | reg_temp_crit_l = NCT6106_REG_TEMP_CRIT_L; |
3695 | reg_temp_crit_h = NCT6106_REG_TEMP_CRIT_H; | |
6c009501 GR |
3696 | |
3697 | break; | |
9de2e2e8 GR |
3698 | case nct6775: |
3699 | data->in_num = 9; | |
77eb5b37 | 3700 | data->pwm_num = 3; |
cdcaeceb | 3701 | data->auto_pwm_num = 6; |
1c65dc36 | 3702 | data->has_fan_div = true; |
aa136e5d | 3703 | data->temp_fixed_num = 3; |
b1d2bff6 | 3704 | data->num_temp_alarms = 3; |
30846993 | 3705 | data->num_temp_beeps = 3; |
9de2e2e8 GR |
3706 | |
3707 | data->ALARM_BITS = NCT6775_ALARM_BITS; | |
30846993 | 3708 | data->BEEP_BITS = NCT6775_BEEP_BITS; |
9de2e2e8 | 3709 | |
1c65dc36 GR |
3710 | data->fan_from_reg = fan_from_reg16; |
3711 | data->fan_from_reg_min = fan_from_reg8; | |
cdcaeceb GR |
3712 | data->target_temp_mask = 0x7f; |
3713 | data->tolerance_mask = 0x0f; | |
3714 | data->speed_tolerance_limit = 15; | |
1c65dc36 | 3715 | |
aa136e5d | 3716 | data->temp_label = nct6775_temp_label; |
cc66b303 | 3717 | data->temp_mask = NCT6775_TEMP_MASK; |
aa136e5d | 3718 | |
9de2e2e8 GR |
3719 | data->REG_CONFIG = NCT6775_REG_CONFIG; |
3720 | data->REG_VBAT = NCT6775_REG_VBAT; | |
aa136e5d | 3721 | data->REG_DIODE = NCT6775_REG_DIODE; |
6c009501 | 3722 | data->DIODE_MASK = NCT6775_DIODE_MASK; |
9de2e2e8 GR |
3723 | data->REG_VIN = NCT6775_REG_IN; |
3724 | data->REG_IN_MINMAX[0] = NCT6775_REG_IN_MIN; | |
3725 | data->REG_IN_MINMAX[1] = NCT6775_REG_IN_MAX; | |
cdcaeceb | 3726 | data->REG_TARGET = NCT6775_REG_TARGET; |
1c65dc36 | 3727 | data->REG_FAN = NCT6775_REG_FAN; |
77eb5b37 | 3728 | data->REG_FAN_MODE = NCT6775_REG_FAN_MODE; |
1c65dc36 | 3729 | data->REG_FAN_MIN = NCT6775_REG_FAN_MIN; |
5c25d954 | 3730 | data->REG_FAN_PULSES = NCT6775_REG_FAN_PULSES; |
6c009501 | 3731 | data->FAN_PULSE_SHIFT = NCT6775_FAN_PULSE_SHIFT; |
cdcaeceb GR |
3732 | data->REG_FAN_TIME[0] = NCT6775_REG_FAN_STOP_TIME; |
3733 | data->REG_FAN_TIME[1] = NCT6775_REG_FAN_STEP_UP_TIME; | |
3734 | data->REG_FAN_TIME[2] = NCT6775_REG_FAN_STEP_DOWN_TIME; | |
77eb5b37 | 3735 | data->REG_PWM[0] = NCT6775_REG_PWM; |
cdcaeceb GR |
3736 | data->REG_PWM[1] = NCT6775_REG_FAN_START_OUTPUT; |
3737 | data->REG_PWM[2] = NCT6775_REG_FAN_STOP_OUTPUT; | |
3738 | data->REG_PWM[3] = NCT6775_REG_FAN_MAX_OUTPUT; | |
3739 | data->REG_PWM[4] = NCT6775_REG_FAN_STEP_OUTPUT; | |
bbd8decd | 3740 | data->REG_PWM[5] = NCT6775_REG_WEIGHT_DUTY_STEP; |
77eb5b37 GR |
3741 | data->REG_PWM_READ = NCT6775_REG_PWM_READ; |
3742 | data->REG_PWM_MODE = NCT6775_REG_PWM_MODE; | |
3743 | data->PWM_MODE_MASK = NCT6775_PWM_MODE_MASK; | |
cdcaeceb GR |
3744 | data->REG_AUTO_TEMP = NCT6775_REG_AUTO_TEMP; |
3745 | data->REG_AUTO_PWM = NCT6775_REG_AUTO_PWM; | |
3746 | data->REG_CRITICAL_TEMP = NCT6775_REG_CRITICAL_TEMP; | |
3747 | data->REG_CRITICAL_TEMP_TOLERANCE | |
3748 | = NCT6775_REG_CRITICAL_TEMP_TOLERANCE; | |
aa136e5d GR |
3749 | data->REG_TEMP_OFFSET = NCT6775_REG_TEMP_OFFSET; |
3750 | data->REG_TEMP_SOURCE = NCT6775_REG_TEMP_SOURCE; | |
cdcaeceb | 3751 | data->REG_TEMP_SEL = NCT6775_REG_TEMP_SEL; |
bbd8decd GR |
3752 | data->REG_WEIGHT_TEMP_SEL = NCT6775_REG_WEIGHT_TEMP_SEL; |
3753 | data->REG_WEIGHT_TEMP[0] = NCT6775_REG_WEIGHT_TEMP_STEP; | |
3754 | data->REG_WEIGHT_TEMP[1] = NCT6775_REG_WEIGHT_TEMP_STEP_TOL; | |
3755 | data->REG_WEIGHT_TEMP[2] = NCT6775_REG_WEIGHT_TEMP_BASE; | |
9de2e2e8 | 3756 | data->REG_ALARM = NCT6775_REG_ALARM; |
30846993 | 3757 | data->REG_BEEP = NCT6775_REG_BEEP; |
aa136e5d GR |
3758 | |
3759 | reg_temp = NCT6775_REG_TEMP; | |
d1a284b7 | 3760 | reg_temp_mon = NCT6775_REG_TEMP_MON; |
aa136e5d | 3761 | num_reg_temp = ARRAY_SIZE(NCT6775_REG_TEMP); |
d1a284b7 | 3762 | num_reg_temp_mon = ARRAY_SIZE(NCT6775_REG_TEMP_MON); |
aa136e5d GR |
3763 | reg_temp_over = NCT6775_REG_TEMP_OVER; |
3764 | reg_temp_hyst = NCT6775_REG_TEMP_HYST; | |
3765 | reg_temp_config = NCT6775_REG_TEMP_CONFIG; | |
3766 | reg_temp_alternate = NCT6775_REG_TEMP_ALTERNATE; | |
3767 | reg_temp_crit = NCT6775_REG_TEMP_CRIT; | |
3768 | ||
9de2e2e8 GR |
3769 | break; |
3770 | case nct6776: | |
3771 | data->in_num = 9; | |
77eb5b37 | 3772 | data->pwm_num = 3; |
cdcaeceb | 3773 | data->auto_pwm_num = 4; |
1c65dc36 | 3774 | data->has_fan_div = false; |
aa136e5d | 3775 | data->temp_fixed_num = 3; |
b1d2bff6 | 3776 | data->num_temp_alarms = 3; |
30846993 | 3777 | data->num_temp_beeps = 6; |
9de2e2e8 GR |
3778 | |
3779 | data->ALARM_BITS = NCT6776_ALARM_BITS; | |
30846993 | 3780 | data->BEEP_BITS = NCT6776_BEEP_BITS; |
9de2e2e8 | 3781 | |
1c65dc36 GR |
3782 | data->fan_from_reg = fan_from_reg13; |
3783 | data->fan_from_reg_min = fan_from_reg13; | |
cdcaeceb GR |
3784 | data->target_temp_mask = 0xff; |
3785 | data->tolerance_mask = 0x07; | |
3786 | data->speed_tolerance_limit = 63; | |
1c65dc36 | 3787 | |
aa136e5d | 3788 | data->temp_label = nct6776_temp_label; |
cc66b303 | 3789 | data->temp_mask = NCT6776_TEMP_MASK; |
aa136e5d | 3790 | |
9de2e2e8 GR |
3791 | data->REG_CONFIG = NCT6775_REG_CONFIG; |
3792 | data->REG_VBAT = NCT6775_REG_VBAT; | |
aa136e5d | 3793 | data->REG_DIODE = NCT6775_REG_DIODE; |
6c009501 | 3794 | data->DIODE_MASK = NCT6775_DIODE_MASK; |
9de2e2e8 GR |
3795 | data->REG_VIN = NCT6775_REG_IN; |
3796 | data->REG_IN_MINMAX[0] = NCT6775_REG_IN_MIN; | |
3797 | data->REG_IN_MINMAX[1] = NCT6775_REG_IN_MAX; | |
cdcaeceb | 3798 | data->REG_TARGET = NCT6775_REG_TARGET; |
1c65dc36 | 3799 | data->REG_FAN = NCT6775_REG_FAN; |
77eb5b37 | 3800 | data->REG_FAN_MODE = NCT6775_REG_FAN_MODE; |
1c65dc36 | 3801 | data->REG_FAN_MIN = NCT6776_REG_FAN_MIN; |
5c25d954 | 3802 | data->REG_FAN_PULSES = NCT6776_REG_FAN_PULSES; |
6c009501 | 3803 | data->FAN_PULSE_SHIFT = NCT6775_FAN_PULSE_SHIFT; |
cdcaeceb | 3804 | data->REG_FAN_TIME[0] = NCT6775_REG_FAN_STOP_TIME; |
728d2940 GR |
3805 | data->REG_FAN_TIME[1] = NCT6776_REG_FAN_STEP_UP_TIME; |
3806 | data->REG_FAN_TIME[2] = NCT6776_REG_FAN_STEP_DOWN_TIME; | |
cdcaeceb | 3807 | data->REG_TOLERANCE_H = NCT6776_REG_TOLERANCE_H; |
77eb5b37 | 3808 | data->REG_PWM[0] = NCT6775_REG_PWM; |
cdcaeceb GR |
3809 | data->REG_PWM[1] = NCT6775_REG_FAN_START_OUTPUT; |
3810 | data->REG_PWM[2] = NCT6775_REG_FAN_STOP_OUTPUT; | |
bbd8decd GR |
3811 | data->REG_PWM[5] = NCT6775_REG_WEIGHT_DUTY_STEP; |
3812 | data->REG_PWM[6] = NCT6776_REG_WEIGHT_DUTY_BASE; | |
77eb5b37 GR |
3813 | data->REG_PWM_READ = NCT6775_REG_PWM_READ; |
3814 | data->REG_PWM_MODE = NCT6776_REG_PWM_MODE; | |
3815 | data->PWM_MODE_MASK = NCT6776_PWM_MODE_MASK; | |
cdcaeceb GR |
3816 | data->REG_AUTO_TEMP = NCT6775_REG_AUTO_TEMP; |
3817 | data->REG_AUTO_PWM = NCT6775_REG_AUTO_PWM; | |
3818 | data->REG_CRITICAL_TEMP = NCT6775_REG_CRITICAL_TEMP; | |
3819 | data->REG_CRITICAL_TEMP_TOLERANCE | |
3820 | = NCT6775_REG_CRITICAL_TEMP_TOLERANCE; | |
aa136e5d GR |
3821 | data->REG_TEMP_OFFSET = NCT6775_REG_TEMP_OFFSET; |
3822 | data->REG_TEMP_SOURCE = NCT6775_REG_TEMP_SOURCE; | |
cdcaeceb | 3823 | data->REG_TEMP_SEL = NCT6775_REG_TEMP_SEL; |
bbd8decd GR |
3824 | data->REG_WEIGHT_TEMP_SEL = NCT6775_REG_WEIGHT_TEMP_SEL; |
3825 | data->REG_WEIGHT_TEMP[0] = NCT6775_REG_WEIGHT_TEMP_STEP; | |
3826 | data->REG_WEIGHT_TEMP[1] = NCT6775_REG_WEIGHT_TEMP_STEP_TOL; | |
3827 | data->REG_WEIGHT_TEMP[2] = NCT6775_REG_WEIGHT_TEMP_BASE; | |
9de2e2e8 | 3828 | data->REG_ALARM = NCT6775_REG_ALARM; |
30846993 | 3829 | data->REG_BEEP = NCT6776_REG_BEEP; |
aa136e5d GR |
3830 | |
3831 | reg_temp = NCT6775_REG_TEMP; | |
d1a284b7 | 3832 | reg_temp_mon = NCT6775_REG_TEMP_MON; |
aa136e5d | 3833 | num_reg_temp = ARRAY_SIZE(NCT6775_REG_TEMP); |
d1a284b7 | 3834 | num_reg_temp_mon = ARRAY_SIZE(NCT6775_REG_TEMP_MON); |
aa136e5d GR |
3835 | reg_temp_over = NCT6775_REG_TEMP_OVER; |
3836 | reg_temp_hyst = NCT6775_REG_TEMP_HYST; | |
3837 | reg_temp_config = NCT6776_REG_TEMP_CONFIG; | |
3838 | reg_temp_alternate = NCT6776_REG_TEMP_ALTERNATE; | |
3839 | reg_temp_crit = NCT6776_REG_TEMP_CRIT; | |
3840 | ||
9de2e2e8 GR |
3841 | break; |
3842 | case nct6779: | |
3843 | data->in_num = 15; | |
77eb5b37 | 3844 | data->pwm_num = 5; |
cdcaeceb | 3845 | data->auto_pwm_num = 4; |
1c65dc36 | 3846 | data->has_fan_div = false; |
aa136e5d | 3847 | data->temp_fixed_num = 6; |
b1d2bff6 | 3848 | data->num_temp_alarms = 2; |
30846993 | 3849 | data->num_temp_beeps = 2; |
9de2e2e8 GR |
3850 | |
3851 | data->ALARM_BITS = NCT6779_ALARM_BITS; | |
30846993 | 3852 | data->BEEP_BITS = NCT6779_BEEP_BITS; |
9de2e2e8 | 3853 | |
1c65dc36 GR |
3854 | data->fan_from_reg = fan_from_reg13; |
3855 | data->fan_from_reg_min = fan_from_reg13; | |
cdcaeceb GR |
3856 | data->target_temp_mask = 0xff; |
3857 | data->tolerance_mask = 0x07; | |
3858 | data->speed_tolerance_limit = 63; | |
1c65dc36 | 3859 | |
aa136e5d | 3860 | data->temp_label = nct6779_temp_label; |
cc66b303 | 3861 | data->temp_mask = NCT6779_TEMP_MASK; |
aa136e5d | 3862 | |
9de2e2e8 GR |
3863 | data->REG_CONFIG = NCT6775_REG_CONFIG; |
3864 | data->REG_VBAT = NCT6775_REG_VBAT; | |
aa136e5d | 3865 | data->REG_DIODE = NCT6775_REG_DIODE; |
6c009501 | 3866 | data->DIODE_MASK = NCT6775_DIODE_MASK; |
9de2e2e8 GR |
3867 | data->REG_VIN = NCT6779_REG_IN; |
3868 | data->REG_IN_MINMAX[0] = NCT6775_REG_IN_MIN; | |
3869 | data->REG_IN_MINMAX[1] = NCT6775_REG_IN_MAX; | |
cdcaeceb | 3870 | data->REG_TARGET = NCT6775_REG_TARGET; |
1c65dc36 | 3871 | data->REG_FAN = NCT6779_REG_FAN; |
77eb5b37 | 3872 | data->REG_FAN_MODE = NCT6775_REG_FAN_MODE; |
1c65dc36 | 3873 | data->REG_FAN_MIN = NCT6776_REG_FAN_MIN; |
5c25d954 | 3874 | data->REG_FAN_PULSES = NCT6779_REG_FAN_PULSES; |
6c009501 | 3875 | data->FAN_PULSE_SHIFT = NCT6775_FAN_PULSE_SHIFT; |
cdcaeceb | 3876 | data->REG_FAN_TIME[0] = NCT6775_REG_FAN_STOP_TIME; |
728d2940 GR |
3877 | data->REG_FAN_TIME[1] = NCT6776_REG_FAN_STEP_UP_TIME; |
3878 | data->REG_FAN_TIME[2] = NCT6776_REG_FAN_STEP_DOWN_TIME; | |
cdcaeceb | 3879 | data->REG_TOLERANCE_H = NCT6776_REG_TOLERANCE_H; |
77eb5b37 | 3880 | data->REG_PWM[0] = NCT6775_REG_PWM; |
cdcaeceb GR |
3881 | data->REG_PWM[1] = NCT6775_REG_FAN_START_OUTPUT; |
3882 | data->REG_PWM[2] = NCT6775_REG_FAN_STOP_OUTPUT; | |
bbd8decd GR |
3883 | data->REG_PWM[5] = NCT6775_REG_WEIGHT_DUTY_STEP; |
3884 | data->REG_PWM[6] = NCT6776_REG_WEIGHT_DUTY_BASE; | |
77eb5b37 GR |
3885 | data->REG_PWM_READ = NCT6775_REG_PWM_READ; |
3886 | data->REG_PWM_MODE = NCT6776_REG_PWM_MODE; | |
3887 | data->PWM_MODE_MASK = NCT6776_PWM_MODE_MASK; | |
cdcaeceb GR |
3888 | data->REG_AUTO_TEMP = NCT6775_REG_AUTO_TEMP; |
3889 | data->REG_AUTO_PWM = NCT6775_REG_AUTO_PWM; | |
3890 | data->REG_CRITICAL_TEMP = NCT6775_REG_CRITICAL_TEMP; | |
3891 | data->REG_CRITICAL_TEMP_TOLERANCE | |
3892 | = NCT6775_REG_CRITICAL_TEMP_TOLERANCE; | |
6c009501 GR |
3893 | data->REG_CRITICAL_PWM_ENABLE = NCT6779_REG_CRITICAL_PWM_ENABLE; |
3894 | data->CRITICAL_PWM_ENABLE_MASK | |
3895 | = NCT6779_CRITICAL_PWM_ENABLE_MASK; | |
3896 | data->REG_CRITICAL_PWM = NCT6779_REG_CRITICAL_PWM; | |
aa136e5d GR |
3897 | data->REG_TEMP_OFFSET = NCT6779_REG_TEMP_OFFSET; |
3898 | data->REG_TEMP_SOURCE = NCT6775_REG_TEMP_SOURCE; | |
cdcaeceb | 3899 | data->REG_TEMP_SEL = NCT6775_REG_TEMP_SEL; |
bbd8decd GR |
3900 | data->REG_WEIGHT_TEMP_SEL = NCT6775_REG_WEIGHT_TEMP_SEL; |
3901 | data->REG_WEIGHT_TEMP[0] = NCT6775_REG_WEIGHT_TEMP_STEP; | |
3902 | data->REG_WEIGHT_TEMP[1] = NCT6775_REG_WEIGHT_TEMP_STEP_TOL; | |
3903 | data->REG_WEIGHT_TEMP[2] = NCT6775_REG_WEIGHT_TEMP_BASE; | |
9de2e2e8 | 3904 | data->REG_ALARM = NCT6779_REG_ALARM; |
30846993 | 3905 | data->REG_BEEP = NCT6776_REG_BEEP; |
aa136e5d GR |
3906 | |
3907 | reg_temp = NCT6779_REG_TEMP; | |
d1a284b7 | 3908 | reg_temp_mon = NCT6779_REG_TEMP_MON; |
aa136e5d | 3909 | num_reg_temp = ARRAY_SIZE(NCT6779_REG_TEMP); |
d1a284b7 | 3910 | num_reg_temp_mon = ARRAY_SIZE(NCT6779_REG_TEMP_MON); |
aa136e5d GR |
3911 | reg_temp_over = NCT6779_REG_TEMP_OVER; |
3912 | reg_temp_hyst = NCT6779_REG_TEMP_HYST; | |
3913 | reg_temp_config = NCT6779_REG_TEMP_CONFIG; | |
3914 | reg_temp_alternate = NCT6779_REG_TEMP_ALTERNATE; | |
3915 | reg_temp_crit = NCT6779_REG_TEMP_CRIT; | |
3916 | ||
578ab5f0 DB |
3917 | break; |
3918 | case nct6791: | |
8aefb93f | 3919 | case nct6792: |
cd1faefa | 3920 | case nct6793: |
419220dc | 3921 | case nct6795: |
81820059 | 3922 | case nct6796: |
578ab5f0 | 3923 | data->in_num = 15; |
81820059 | 3924 | data->pwm_num = (data->kind == nct6796) ? 7 : 6; |
578ab5f0 DB |
3925 | data->auto_pwm_num = 4; |
3926 | data->has_fan_div = false; | |
3927 | data->temp_fixed_num = 6; | |
3928 | data->num_temp_alarms = 2; | |
3929 | data->num_temp_beeps = 2; | |
3930 | ||
3931 | data->ALARM_BITS = NCT6791_ALARM_BITS; | |
3932 | data->BEEP_BITS = NCT6779_BEEP_BITS; | |
3933 | ||
3934 | data->fan_from_reg = fan_from_reg13; | |
3935 | data->fan_from_reg_min = fan_from_reg13; | |
3936 | data->target_temp_mask = 0xff; | |
3937 | data->tolerance_mask = 0x07; | |
3938 | data->speed_tolerance_limit = 63; | |
3939 | ||
50224f4d GR |
3940 | switch (data->kind) { |
3941 | default: | |
3942 | case nct6791: | |
3943 | data->temp_label = nct6779_temp_label; | |
cc66b303 | 3944 | data->temp_mask = NCT6791_TEMP_MASK; |
50224f4d GR |
3945 | break; |
3946 | case nct6792: | |
3947 | data->temp_label = nct6792_temp_label; | |
cc66b303 | 3948 | data->temp_mask = NCT6792_TEMP_MASK; |
50224f4d GR |
3949 | break; |
3950 | case nct6793: | |
3951 | data->temp_label = nct6793_temp_label; | |
cc66b303 | 3952 | data->temp_mask = NCT6793_TEMP_MASK; |
50224f4d | 3953 | break; |
419220dc GR |
3954 | case nct6795: |
3955 | data->temp_label = nct6795_temp_label; | |
3956 | data->temp_mask = NCT6795_TEMP_MASK; | |
3957 | break; | |
81820059 GR |
3958 | case nct6796: |
3959 | data->temp_label = nct6796_temp_label; | |
3960 | data->temp_mask = NCT6796_TEMP_MASK; | |
3961 | break; | |
50224f4d | 3962 | } |
578ab5f0 DB |
3963 | |
3964 | data->REG_CONFIG = NCT6775_REG_CONFIG; | |
3965 | data->REG_VBAT = NCT6775_REG_VBAT; | |
3966 | data->REG_DIODE = NCT6775_REG_DIODE; | |
3967 | data->DIODE_MASK = NCT6775_DIODE_MASK; | |
3968 | data->REG_VIN = NCT6779_REG_IN; | |
3969 | data->REG_IN_MINMAX[0] = NCT6775_REG_IN_MIN; | |
3970 | data->REG_IN_MINMAX[1] = NCT6775_REG_IN_MAX; | |
3971 | data->REG_TARGET = NCT6775_REG_TARGET; | |
3972 | data->REG_FAN = NCT6779_REG_FAN; | |
3973 | data->REG_FAN_MODE = NCT6775_REG_FAN_MODE; | |
3974 | data->REG_FAN_MIN = NCT6776_REG_FAN_MIN; | |
3975 | data->REG_FAN_PULSES = NCT6779_REG_FAN_PULSES; | |
3976 | data->FAN_PULSE_SHIFT = NCT6775_FAN_PULSE_SHIFT; | |
3977 | data->REG_FAN_TIME[0] = NCT6775_REG_FAN_STOP_TIME; | |
728d2940 GR |
3978 | data->REG_FAN_TIME[1] = NCT6776_REG_FAN_STEP_UP_TIME; |
3979 | data->REG_FAN_TIME[2] = NCT6776_REG_FAN_STEP_DOWN_TIME; | |
578ab5f0 DB |
3980 | data->REG_TOLERANCE_H = NCT6776_REG_TOLERANCE_H; |
3981 | data->REG_PWM[0] = NCT6775_REG_PWM; | |
3982 | data->REG_PWM[1] = NCT6775_REG_FAN_START_OUTPUT; | |
3983 | data->REG_PWM[2] = NCT6775_REG_FAN_STOP_OUTPUT; | |
cc76dee1 GR |
3984 | data->REG_PWM[5] = NCT6791_REG_WEIGHT_DUTY_STEP; |
3985 | data->REG_PWM[6] = NCT6791_REG_WEIGHT_DUTY_BASE; | |
578ab5f0 DB |
3986 | data->REG_PWM_READ = NCT6775_REG_PWM_READ; |
3987 | data->REG_PWM_MODE = NCT6776_REG_PWM_MODE; | |
3988 | data->PWM_MODE_MASK = NCT6776_PWM_MODE_MASK; | |
3989 | data->REG_AUTO_TEMP = NCT6775_REG_AUTO_TEMP; | |
3990 | data->REG_AUTO_PWM = NCT6775_REG_AUTO_PWM; | |
3991 | data->REG_CRITICAL_TEMP = NCT6775_REG_CRITICAL_TEMP; | |
3992 | data->REG_CRITICAL_TEMP_TOLERANCE | |
3993 | = NCT6775_REG_CRITICAL_TEMP_TOLERANCE; | |
3994 | data->REG_CRITICAL_PWM_ENABLE = NCT6779_REG_CRITICAL_PWM_ENABLE; | |
3995 | data->CRITICAL_PWM_ENABLE_MASK | |
3996 | = NCT6779_CRITICAL_PWM_ENABLE_MASK; | |
3997 | data->REG_CRITICAL_PWM = NCT6779_REG_CRITICAL_PWM; | |
3998 | data->REG_TEMP_OFFSET = NCT6779_REG_TEMP_OFFSET; | |
3999 | data->REG_TEMP_SOURCE = NCT6775_REG_TEMP_SOURCE; | |
4000 | data->REG_TEMP_SEL = NCT6775_REG_TEMP_SEL; | |
cc76dee1 GR |
4001 | data->REG_WEIGHT_TEMP_SEL = NCT6791_REG_WEIGHT_TEMP_SEL; |
4002 | data->REG_WEIGHT_TEMP[0] = NCT6791_REG_WEIGHT_TEMP_STEP; | |
4003 | data->REG_WEIGHT_TEMP[1] = NCT6791_REG_WEIGHT_TEMP_STEP_TOL; | |
4004 | data->REG_WEIGHT_TEMP[2] = NCT6791_REG_WEIGHT_TEMP_BASE; | |
578ab5f0 | 4005 | data->REG_ALARM = NCT6791_REG_ALARM; |
8aefb93f GR |
4006 | if (data->kind == nct6791) |
4007 | data->REG_BEEP = NCT6776_REG_BEEP; | |
4008 | else | |
4009 | data->REG_BEEP = NCT6792_REG_BEEP; | |
578ab5f0 DB |
4010 | |
4011 | reg_temp = NCT6779_REG_TEMP; | |
4012 | num_reg_temp = ARRAY_SIZE(NCT6779_REG_TEMP); | |
8aefb93f GR |
4013 | if (data->kind == nct6791) { |
4014 | reg_temp_mon = NCT6779_REG_TEMP_MON; | |
4015 | num_reg_temp_mon = ARRAY_SIZE(NCT6779_REG_TEMP_MON); | |
4016 | } else { | |
4017 | reg_temp_mon = NCT6792_REG_TEMP_MON; | |
4018 | num_reg_temp_mon = ARRAY_SIZE(NCT6792_REG_TEMP_MON); | |
4019 | } | |
578ab5f0 DB |
4020 | reg_temp_over = NCT6779_REG_TEMP_OVER; |
4021 | reg_temp_hyst = NCT6779_REG_TEMP_HYST; | |
4022 | reg_temp_config = NCT6779_REG_TEMP_CONFIG; | |
4023 | reg_temp_alternate = NCT6779_REG_TEMP_ALTERNATE; | |
4024 | reg_temp_crit = NCT6779_REG_TEMP_CRIT; | |
4025 | ||
9de2e2e8 GR |
4026 | break; |
4027 | default: | |
4028 | return -ENODEV; | |
4029 | } | |
d1bb2186 | 4030 | data->have_in = BIT(data->in_num) - 1; |
aa136e5d GR |
4031 | data->have_temp = 0; |
4032 | ||
4033 | /* | |
4034 | * On some boards, not all available temperature sources are monitored, | |
4035 | * even though some of the monitoring registers are unused. | |
4036 | * Get list of unused monitoring registers, then detect if any fan | |
4037 | * controls are configured to use unmonitored temperature sources. | |
4038 | * If so, assign the unmonitored temperature sources to available | |
4039 | * monitoring registers. | |
4040 | */ | |
4041 | mask = 0; | |
4042 | available = 0; | |
4043 | for (i = 0; i < num_reg_temp; i++) { | |
4044 | if (reg_temp[i] == 0) | |
4045 | continue; | |
4046 | ||
4047 | src = nct6775_read_value(data, data->REG_TEMP_SOURCE[i]) & 0x1f; | |
d1bb2186 GR |
4048 | if (!src || (mask & BIT(src))) |
4049 | available |= BIT(i); | |
aa136e5d | 4050 | |
d1bb2186 | 4051 | mask |= BIT(src); |
aa136e5d GR |
4052 | } |
4053 | ||
8e9285b0 GR |
4054 | /* |
4055 | * Now find unmonitored temperature registers and enable monitoring | |
4056 | * if additional monitoring registers are available. | |
4057 | */ | |
4058 | add_temp_sensors(data, data->REG_TEMP_SEL, &available, &mask); | |
4059 | add_temp_sensors(data, data->REG_WEIGHT_TEMP_SEL, &available, &mask); | |
4060 | ||
aa136e5d GR |
4061 | mask = 0; |
4062 | s = NUM_TEMP_FIXED; /* First dynamic temperature attribute */ | |
4063 | for (i = 0; i < num_reg_temp; i++) { | |
4064 | if (reg_temp[i] == 0) | |
4065 | continue; | |
4066 | ||
4067 | src = nct6775_read_value(data, data->REG_TEMP_SOURCE[i]) & 0x1f; | |
d1bb2186 | 4068 | if (!src || (mask & BIT(src))) |
aa136e5d GR |
4069 | continue; |
4070 | ||
cc66b303 | 4071 | if (!(data->temp_mask & BIT(src))) { |
aa136e5d GR |
4072 | dev_info(dev, |
4073 | "Invalid temperature source %d at index %d, source register 0x%x, temp register 0x%x\n", | |
4074 | src, i, data->REG_TEMP_SOURCE[i], reg_temp[i]); | |
4075 | continue; | |
4076 | } | |
4077 | ||
d1bb2186 | 4078 | mask |= BIT(src); |
aa136e5d GR |
4079 | |
4080 | /* Use fixed index for SYSTIN(1), CPUTIN(2), AUXTIN(3) */ | |
4081 | if (src <= data->temp_fixed_num) { | |
d1bb2186 GR |
4082 | data->have_temp |= BIT(src - 1); |
4083 | data->have_temp_fixed |= BIT(src - 1); | |
aa136e5d GR |
4084 | data->reg_temp[0][src - 1] = reg_temp[i]; |
4085 | data->reg_temp[1][src - 1] = reg_temp_over[i]; | |
4086 | data->reg_temp[2][src - 1] = reg_temp_hyst[i]; | |
b7a61353 GR |
4087 | if (reg_temp_crit_h && reg_temp_crit_h[i]) |
4088 | data->reg_temp[3][src - 1] = reg_temp_crit_h[i]; | |
4089 | else if (reg_temp_crit[src - 1]) | |
4090 | data->reg_temp[3][src - 1] | |
4091 | = reg_temp_crit[src - 1]; | |
4092 | if (reg_temp_crit_l && reg_temp_crit_l[i]) | |
4093 | data->reg_temp[4][src - 1] = reg_temp_crit_l[i]; | |
aa136e5d GR |
4094 | data->reg_temp_config[src - 1] = reg_temp_config[i]; |
4095 | data->temp_src[src - 1] = src; | |
4096 | continue; | |
4097 | } | |
4098 | ||
4099 | if (s >= NUM_TEMP) | |
4100 | continue; | |
4101 | ||
4102 | /* Use dynamic index for other sources */ | |
d1bb2186 | 4103 | data->have_temp |= BIT(s); |
aa136e5d GR |
4104 | data->reg_temp[0][s] = reg_temp[i]; |
4105 | data->reg_temp[1][s] = reg_temp_over[i]; | |
4106 | data->reg_temp[2][s] = reg_temp_hyst[i]; | |
4107 | data->reg_temp_config[s] = reg_temp_config[i]; | |
b7a61353 GR |
4108 | if (reg_temp_crit_h && reg_temp_crit_h[i]) |
4109 | data->reg_temp[3][s] = reg_temp_crit_h[i]; | |
4110 | else if (reg_temp_crit[src - 1]) | |
aa136e5d | 4111 | data->reg_temp[3][s] = reg_temp_crit[src - 1]; |
b7a61353 GR |
4112 | if (reg_temp_crit_l && reg_temp_crit_l[i]) |
4113 | data->reg_temp[4][s] = reg_temp_crit_l[i]; | |
aa136e5d GR |
4114 | |
4115 | data->temp_src[s] = src; | |
4116 | s++; | |
4117 | } | |
4118 | ||
d1a284b7 GR |
4119 | /* |
4120 | * Repeat with temperatures used for fan control. | |
4121 | * This set of registers does not support limits. | |
4122 | */ | |
4123 | for (i = 0; i < num_reg_temp_mon; i++) { | |
4124 | if (reg_temp_mon[i] == 0) | |
4125 | continue; | |
4126 | ||
4127 | src = nct6775_read_value(data, data->REG_TEMP_SEL[i]) & 0x1f; | |
7ce4190c | 4128 | if (!src) |
d1a284b7 GR |
4129 | continue; |
4130 | ||
cc66b303 | 4131 | if (!(data->temp_mask & BIT(src))) { |
d1a284b7 GR |
4132 | dev_info(dev, |
4133 | "Invalid temperature source %d at index %d, source register 0x%x, temp register 0x%x\n", | |
4134 | src, i, data->REG_TEMP_SEL[i], | |
4135 | reg_temp_mon[i]); | |
4136 | continue; | |
4137 | } | |
4138 | ||
7ce4190c GR |
4139 | /* |
4140 | * For virtual temperature sources, the 'virtual' temperature | |
4141 | * for each fan reflects a different temperature, and there | |
4142 | * are no duplicates. | |
4143 | */ | |
4144 | if (src != TEMP_SOURCE_VIRTUAL) { | |
d1bb2186 | 4145 | if (mask & BIT(src)) |
7ce4190c | 4146 | continue; |
d1bb2186 | 4147 | mask |= BIT(src); |
7ce4190c | 4148 | } |
d1a284b7 GR |
4149 | |
4150 | /* Use fixed index for SYSTIN(1), CPUTIN(2), AUXTIN(3) */ | |
4151 | if (src <= data->temp_fixed_num) { | |
d1bb2186 | 4152 | if (data->have_temp & BIT(src - 1)) |
d1a284b7 | 4153 | continue; |
d1bb2186 GR |
4154 | data->have_temp |= BIT(src - 1); |
4155 | data->have_temp_fixed |= BIT(src - 1); | |
d1a284b7 GR |
4156 | data->reg_temp[0][src - 1] = reg_temp_mon[i]; |
4157 | data->temp_src[src - 1] = src; | |
4158 | continue; | |
4159 | } | |
4160 | ||
4161 | if (s >= NUM_TEMP) | |
4162 | continue; | |
4163 | ||
4164 | /* Use dynamic index for other sources */ | |
d1bb2186 | 4165 | data->have_temp |= BIT(s); |
d1a284b7 GR |
4166 | data->reg_temp[0][s] = reg_temp_mon[i]; |
4167 | data->temp_src[s] = src; | |
4168 | s++; | |
4169 | } | |
4170 | ||
aa136e5d GR |
4171 | #ifdef USE_ALTERNATE |
4172 | /* | |
4173 | * Go through the list of alternate temp registers and enable | |
4174 | * if possible. | |
4175 | * The temperature is already monitored if the respective bit in <mask> | |
4176 | * is set. | |
4177 | */ | |
cc66b303 GR |
4178 | for (i = 0; i < 32; i++) { |
4179 | if (!(data->temp_mask & BIT(i + 1))) | |
4180 | continue; | |
aa136e5d GR |
4181 | if (!reg_temp_alternate[i]) |
4182 | continue; | |
d1bb2186 | 4183 | if (mask & BIT(i + 1)) |
aa136e5d GR |
4184 | continue; |
4185 | if (i < data->temp_fixed_num) { | |
d1bb2186 | 4186 | if (data->have_temp & BIT(i)) |
aa136e5d | 4187 | continue; |
d1bb2186 GR |
4188 | data->have_temp |= BIT(i); |
4189 | data->have_temp_fixed |= BIT(i); | |
aa136e5d | 4190 | data->reg_temp[0][i] = reg_temp_alternate[i]; |
169c05cd GR |
4191 | if (i < num_reg_temp) { |
4192 | data->reg_temp[1][i] = reg_temp_over[i]; | |
4193 | data->reg_temp[2][i] = reg_temp_hyst[i]; | |
4194 | } | |
aa136e5d GR |
4195 | data->temp_src[i] = i + 1; |
4196 | continue; | |
4197 | } | |
4198 | ||
4199 | if (s >= NUM_TEMP) /* Abort if no more space */ | |
4200 | break; | |
4201 | ||
d1bb2186 | 4202 | data->have_temp |= BIT(s); |
aa136e5d GR |
4203 | data->reg_temp[0][s] = reg_temp_alternate[i]; |
4204 | data->temp_src[s] = i + 1; | |
4205 | s++; | |
4206 | } | |
4207 | #endif /* USE_ALTERNATE */ | |
4208 | ||
9de2e2e8 GR |
4209 | /* Initialize the chip */ |
4210 | nct6775_init_device(data); | |
4211 | ||
9de2e2e8 GR |
4212 | err = superio_enter(sio_data->sioreg); |
4213 | if (err) | |
4214 | return err; | |
4215 | ||
0fc1f8fc GR |
4216 | cr2a = superio_inb(sio_data->sioreg, 0x2a); |
4217 | switch (data->kind) { | |
4218 | case nct6775: | |
f73cf632 | 4219 | data->have_vid = (cr2a & 0x40); |
0fc1f8fc GR |
4220 | break; |
4221 | case nct6776: | |
f73cf632 | 4222 | data->have_vid = (cr2a & 0x60) == 0x40; |
0fc1f8fc | 4223 | break; |
6c009501 | 4224 | case nct6106: |
0fc1f8fc | 4225 | case nct6779: |
578ab5f0 | 4226 | case nct6791: |
8aefb93f | 4227 | case nct6792: |
cd1faefa | 4228 | case nct6793: |
419220dc | 4229 | case nct6795: |
81820059 | 4230 | case nct6796: |
0fc1f8fc GR |
4231 | break; |
4232 | } | |
4233 | ||
9de2e2e8 GR |
4234 | /* |
4235 | * Read VID value | |
4236 | * We can get the VID input values directly at logical device D 0xe3. | |
4237 | */ | |
f73cf632 | 4238 | if (data->have_vid) { |
0fc1f8fc GR |
4239 | superio_select(sio_data->sioreg, NCT6775_LD_VID); |
4240 | data->vid = superio_inb(sio_data->sioreg, 0xe3); | |
4241 | data->vrm = vid_which_vrm(); | |
4242 | } | |
47ece964 GR |
4243 | |
4244 | if (fan_debounce) { | |
4245 | u8 tmp; | |
4246 | ||
4247 | superio_select(sio_data->sioreg, NCT6775_LD_HWM); | |
4248 | tmp = superio_inb(sio_data->sioreg, | |
4249 | NCT6775_REG_CR_FAN_DEBOUNCE); | |
4250 | switch (data->kind) { | |
6c009501 GR |
4251 | case nct6106: |
4252 | tmp |= 0xe0; | |
4253 | break; | |
47ece964 GR |
4254 | case nct6775: |
4255 | tmp |= 0x1e; | |
4256 | break; | |
4257 | case nct6776: | |
4258 | case nct6779: | |
4259 | tmp |= 0x3e; | |
4260 | break; | |
578ab5f0 | 4261 | case nct6791: |
8aefb93f | 4262 | case nct6792: |
cd1faefa | 4263 | case nct6793: |
419220dc | 4264 | case nct6795: |
81820059 | 4265 | case nct6796: |
578ab5f0 DB |
4266 | tmp |= 0x7e; |
4267 | break; | |
47ece964 GR |
4268 | } |
4269 | superio_outb(sio_data->sioreg, NCT6775_REG_CR_FAN_DEBOUNCE, | |
4270 | tmp); | |
4271 | dev_info(&pdev->dev, "Enabled fan debounce for chip %s\n", | |
4272 | data->name); | |
4273 | } | |
4274 | ||
df612d5f | 4275 | nct6775_check_fan_inputs(data); |
9de2e2e8 | 4276 | |
f73cf632 | 4277 | superio_exit(sio_data->sioreg); |
1c65dc36 GR |
4278 | |
4279 | /* Read fan clock dividers immediately */ | |
4280 | nct6775_init_fan_common(dev, data); | |
4281 | ||
77eb5b37 | 4282 | /* Register sysfs hooks */ |
f73cf632 GR |
4283 | group = nct6775_create_attr_group(dev, &nct6775_pwm_template_group, |
4284 | data->pwm_num); | |
615fc8cb GR |
4285 | if (IS_ERR(group)) |
4286 | return PTR_ERR(group); | |
4287 | ||
55bdee69 | 4288 | data->groups[num_attr_groups++] = group; |
9de2e2e8 | 4289 | |
f73cf632 GR |
4290 | group = nct6775_create_attr_group(dev, &nct6775_in_template_group, |
4291 | fls(data->have_in)); | |
615fc8cb GR |
4292 | if (IS_ERR(group)) |
4293 | return PTR_ERR(group); | |
4294 | ||
55bdee69 | 4295 | data->groups[num_attr_groups++] = group; |
1c65dc36 | 4296 | |
f73cf632 GR |
4297 | group = nct6775_create_attr_group(dev, &nct6775_fan_template_group, |
4298 | fls(data->has_fan)); | |
615fc8cb GR |
4299 | if (IS_ERR(group)) |
4300 | return PTR_ERR(group); | |
4301 | ||
55bdee69 | 4302 | data->groups[num_attr_groups++] = group; |
aa136e5d | 4303 | |
f73cf632 GR |
4304 | group = nct6775_create_attr_group(dev, &nct6775_temp_template_group, |
4305 | fls(data->have_temp)); | |
615fc8cb GR |
4306 | if (IS_ERR(group)) |
4307 | return PTR_ERR(group); | |
a6bd5878 | 4308 | |
55bdee69 AL |
4309 | data->groups[num_attr_groups++] = group; |
4310 | data->groups[num_attr_groups++] = &nct6775_group_other; | |
9de2e2e8 | 4311 | |
a150d95b GR |
4312 | hwmon_dev = devm_hwmon_device_register_with_groups(dev, data->name, |
4313 | data, data->groups); | |
9c09bd8d | 4314 | return PTR_ERR_OR_ZERO(hwmon_dev); |
9de2e2e8 GR |
4315 | } |
4316 | ||
f5776cc3 GR |
4317 | static void nct6791_enable_io_mapping(int sioaddr) |
4318 | { | |
4319 | int val; | |
4320 | ||
4321 | val = superio_inb(sioaddr, NCT6791_REG_HM_IO_SPACE_LOCK_ENABLE); | |
4322 | if (val & 0x10) { | |
4323 | pr_info("Enabling hardware monitor logical device mappings.\n"); | |
4324 | superio_outb(sioaddr, NCT6791_REG_HM_IO_SPACE_LOCK_ENABLE, | |
4325 | val & ~0x10); | |
4326 | } | |
4327 | } | |
4328 | ||
48e93182 | 4329 | static int __maybe_unused nct6775_suspend(struct device *dev) |
84d19d92 GR |
4330 | { |
4331 | struct nct6775_data *data = nct6775_update_device(dev); | |
84d19d92 GR |
4332 | |
4333 | mutex_lock(&data->update_lock); | |
4334 | data->vbat = nct6775_read_value(data, data->REG_VBAT); | |
df612d5f | 4335 | if (data->kind == nct6775) { |
84d19d92 GR |
4336 | data->fandiv1 = nct6775_read_value(data, NCT6775_REG_FANDIV1); |
4337 | data->fandiv2 = nct6775_read_value(data, NCT6775_REG_FANDIV2); | |
4338 | } | |
4339 | mutex_unlock(&data->update_lock); | |
4340 | ||
4341 | return 0; | |
4342 | } | |
4343 | ||
48e93182 | 4344 | static int __maybe_unused nct6775_resume(struct device *dev) |
84d19d92 GR |
4345 | { |
4346 | struct nct6775_data *data = dev_get_drvdata(dev); | |
d2a14ea5 | 4347 | int sioreg = data->sioreg; |
f5776cc3 | 4348 | int i, j, err = 0; |
d2a14ea5 | 4349 | u8 reg; |
84d19d92 GR |
4350 | |
4351 | mutex_lock(&data->update_lock); | |
4352 | data->bank = 0xff; /* Force initial bank selection */ | |
4353 | ||
d2a14ea5 GR |
4354 | err = superio_enter(sioreg); |
4355 | if (err) | |
4356 | goto abort; | |
f5776cc3 | 4357 | |
d2a14ea5 GR |
4358 | superio_select(sioreg, NCT6775_LD_HWM); |
4359 | reg = superio_inb(sioreg, SIO_REG_ENABLE); | |
4360 | if (reg != data->sio_reg_enable) | |
4361 | superio_outb(sioreg, SIO_REG_ENABLE, data->sio_reg_enable); | |
4362 | ||
cd1faefa | 4363 | if (data->kind == nct6791 || data->kind == nct6792 || |
81820059 GR |
4364 | data->kind == nct6793 || data->kind == nct6795 || |
4365 | data->kind == nct6796) | |
d2a14ea5 GR |
4366 | nct6791_enable_io_mapping(sioreg); |
4367 | ||
4368 | superio_exit(sioreg); | |
f5776cc3 | 4369 | |
84d19d92 GR |
4370 | /* Restore limits */ |
4371 | for (i = 0; i < data->in_num; i++) { | |
d1bb2186 | 4372 | if (!(data->have_in & BIT(i))) |
84d19d92 GR |
4373 | continue; |
4374 | ||
4375 | nct6775_write_value(data, data->REG_IN_MINMAX[0][i], | |
4376 | data->in[i][1]); | |
4377 | nct6775_write_value(data, data->REG_IN_MINMAX[1][i], | |
4378 | data->in[i][2]); | |
4379 | } | |
4380 | ||
c409fd43 | 4381 | for (i = 0; i < ARRAY_SIZE(data->fan_min); i++) { |
d1bb2186 | 4382 | if (!(data->has_fan_min & BIT(i))) |
84d19d92 GR |
4383 | continue; |
4384 | ||
4385 | nct6775_write_value(data, data->REG_FAN_MIN[i], | |
4386 | data->fan_min[i]); | |
4387 | } | |
4388 | ||
4389 | for (i = 0; i < NUM_TEMP; i++) { | |
d1bb2186 | 4390 | if (!(data->have_temp & BIT(i))) |
84d19d92 GR |
4391 | continue; |
4392 | ||
c409fd43 | 4393 | for (j = 1; j < ARRAY_SIZE(data->reg_temp); j++) |
84d19d92 GR |
4394 | if (data->reg_temp[j][i]) |
4395 | nct6775_write_temp(data, data->reg_temp[j][i], | |
4396 | data->temp[j][i]); | |
4397 | } | |
4398 | ||
4399 | /* Restore other settings */ | |
4400 | nct6775_write_value(data, data->REG_VBAT, data->vbat); | |
df612d5f | 4401 | if (data->kind == nct6775) { |
84d19d92 GR |
4402 | nct6775_write_value(data, NCT6775_REG_FANDIV1, data->fandiv1); |
4403 | nct6775_write_value(data, NCT6775_REG_FANDIV2, data->fandiv2); | |
4404 | } | |
4405 | ||
f5776cc3 | 4406 | abort: |
84d19d92 GR |
4407 | /* Force re-reading all values */ |
4408 | data->valid = false; | |
4409 | mutex_unlock(&data->update_lock); | |
4410 | ||
f5776cc3 | 4411 | return err; |
84d19d92 GR |
4412 | } |
4413 | ||
48e93182 | 4414 | static SIMPLE_DEV_PM_OPS(nct6775_dev_pm_ops, nct6775_suspend, nct6775_resume); |
84d19d92 | 4415 | |
9de2e2e8 GR |
4416 | static struct platform_driver nct6775_driver = { |
4417 | .driver = { | |
9de2e2e8 | 4418 | .name = DRVNAME, |
48e93182 | 4419 | .pm = &nct6775_dev_pm_ops, |
9de2e2e8 GR |
4420 | }, |
4421 | .probe = nct6775_probe, | |
9de2e2e8 GR |
4422 | }; |
4423 | ||
4424 | /* nct6775_find() looks for a '627 in the Super-I/O config space */ | |
698a7c24 | 4425 | static int __init nct6775_find(int sioaddr, struct nct6775_sio_data *sio_data) |
9de2e2e8 | 4426 | { |
9de2e2e8 | 4427 | u16 val; |
9de2e2e8 | 4428 | int err; |
698a7c24 | 4429 | int addr; |
9de2e2e8 GR |
4430 | |
4431 | err = superio_enter(sioaddr); | |
4432 | if (err) | |
4433 | return err; | |
4434 | ||
fc72af3a GR |
4435 | val = (superio_inb(sioaddr, SIO_REG_DEVID) << 8) | |
4436 | superio_inb(sioaddr, SIO_REG_DEVID + 1); | |
4437 | if (force_id && val != 0xffff) | |
9de2e2e8 | 4438 | val = force_id; |
fc72af3a | 4439 | |
9de2e2e8 | 4440 | switch (val & SIO_ID_MASK) { |
6c009501 GR |
4441 | case SIO_NCT6106_ID: |
4442 | sio_data->kind = nct6106; | |
4443 | break; | |
9de2e2e8 GR |
4444 | case SIO_NCT6775_ID: |
4445 | sio_data->kind = nct6775; | |
9de2e2e8 GR |
4446 | break; |
4447 | case SIO_NCT6776_ID: | |
4448 | sio_data->kind = nct6776; | |
9de2e2e8 GR |
4449 | break; |
4450 | case SIO_NCT6779_ID: | |
4451 | sio_data->kind = nct6779; | |
9de2e2e8 | 4452 | break; |
578ab5f0 DB |
4453 | case SIO_NCT6791_ID: |
4454 | sio_data->kind = nct6791; | |
4455 | break; | |
8aefb93f GR |
4456 | case SIO_NCT6792_ID: |
4457 | sio_data->kind = nct6792; | |
4458 | break; | |
cd1faefa GR |
4459 | case SIO_NCT6793_ID: |
4460 | sio_data->kind = nct6793; | |
4461 | break; | |
419220dc GR |
4462 | case SIO_NCT6795_ID: |
4463 | sio_data->kind = nct6795; | |
4464 | break; | |
81820059 GR |
4465 | case SIO_NCT6796_ID: |
4466 | sio_data->kind = nct6796; | |
4467 | break; | |
9de2e2e8 GR |
4468 | default: |
4469 | if (val != 0xffff) | |
4470 | pr_debug("unsupported chip ID: 0x%04x\n", val); | |
4471 | superio_exit(sioaddr); | |
4472 | return -ENODEV; | |
4473 | } | |
4474 | ||
4475 | /* We have a known chip, find the HWM I/O address */ | |
4476 | superio_select(sioaddr, NCT6775_LD_HWM); | |
4477 | val = (superio_inb(sioaddr, SIO_REG_ADDR) << 8) | |
4478 | | superio_inb(sioaddr, SIO_REG_ADDR + 1); | |
698a7c24 GR |
4479 | addr = val & IOREGION_ALIGNMENT; |
4480 | if (addr == 0) { | |
9de2e2e8 GR |
4481 | pr_err("Refusing to enable a Super-I/O device with a base I/O port 0\n"); |
4482 | superio_exit(sioaddr); | |
4483 | return -ENODEV; | |
4484 | } | |
4485 | ||
4486 | /* Activate logical device if needed */ | |
4487 | val = superio_inb(sioaddr, SIO_REG_ENABLE); | |
4488 | if (!(val & 0x01)) { | |
4489 | pr_warn("Forcibly enabling Super-I/O. Sensor is probably unusable.\n"); | |
4490 | superio_outb(sioaddr, SIO_REG_ENABLE, val | 0x01); | |
4491 | } | |
f5776cc3 | 4492 | |
cd1faefa | 4493 | if (sio_data->kind == nct6791 || sio_data->kind == nct6792 || |
81820059 GR |
4494 | sio_data->kind == nct6793 || sio_data->kind == nct6795 || |
4495 | sio_data->kind == nct6796) | |
f5776cc3 | 4496 | nct6791_enable_io_mapping(sioaddr); |
9de2e2e8 GR |
4497 | |
4498 | superio_exit(sioaddr); | |
698a7c24 GR |
4499 | pr_info("Found %s or compatible chip at %#x:%#x\n", |
4500 | nct6775_sio_names[sio_data->kind], sioaddr, addr); | |
9de2e2e8 GR |
4501 | sio_data->sioreg = sioaddr; |
4502 | ||
698a7c24 | 4503 | return addr; |
9de2e2e8 GR |
4504 | } |
4505 | ||
4506 | /* | |
4507 | * when Super-I/O functions move to a separate file, the Super-I/O | |
4508 | * bus will manage the lifetime of the device and this module will only keep | |
615fc8cb | 4509 | * track of the nct6775 driver. But since we use platform_device_alloc(), we |
9de2e2e8 GR |
4510 | * must keep track of the device |
4511 | */ | |
698a7c24 | 4512 | static struct platform_device *pdev[2]; |
9de2e2e8 GR |
4513 | |
4514 | static int __init sensors_nct6775_init(void) | |
4515 | { | |
698a7c24 GR |
4516 | int i, err; |
4517 | bool found = false; | |
4518 | int address; | |
9de2e2e8 GR |
4519 | struct resource res; |
4520 | struct nct6775_sio_data sio_data; | |
698a7c24 GR |
4521 | int sioaddr[2] = { 0x2e, 0x4e }; |
4522 | ||
4523 | err = platform_driver_register(&nct6775_driver); | |
4524 | if (err) | |
4525 | return err; | |
9de2e2e8 GR |
4526 | |
4527 | /* | |
4528 | * initialize sio_data->kind and sio_data->sioreg. | |
4529 | * | |
4530 | * when Super-I/O functions move to a separate file, the Super-I/O | |
4531 | * driver will probe 0x2e and 0x4e and auto-detect the presence of a | |
4532 | * nct6775 hardware monitor, and call probe() | |
4533 | */ | |
698a7c24 GR |
4534 | for (i = 0; i < ARRAY_SIZE(pdev); i++) { |
4535 | address = nct6775_find(sioaddr[i], &sio_data); | |
4536 | if (address <= 0) | |
4537 | continue; | |
9de2e2e8 | 4538 | |
698a7c24 | 4539 | found = true; |
9de2e2e8 | 4540 | |
698a7c24 GR |
4541 | pdev[i] = platform_device_alloc(DRVNAME, address); |
4542 | if (!pdev[i]) { | |
4543 | err = -ENOMEM; | |
9d311edd | 4544 | goto exit_device_unregister; |
698a7c24 | 4545 | } |
9de2e2e8 | 4546 | |
698a7c24 GR |
4547 | err = platform_device_add_data(pdev[i], &sio_data, |
4548 | sizeof(struct nct6775_sio_data)); | |
4549 | if (err) | |
4550 | goto exit_device_put; | |
4551 | ||
4552 | memset(&res, 0, sizeof(res)); | |
4553 | res.name = DRVNAME; | |
4554 | res.start = address + IOREGION_OFFSET; | |
4555 | res.end = address + IOREGION_OFFSET + IOREGION_LENGTH - 1; | |
4556 | res.flags = IORESOURCE_IO; | |
4557 | ||
4558 | err = acpi_check_resource_conflict(&res); | |
4559 | if (err) { | |
4560 | platform_device_put(pdev[i]); | |
4561 | pdev[i] = NULL; | |
4562 | continue; | |
4563 | } | |
9de2e2e8 | 4564 | |
698a7c24 GR |
4565 | err = platform_device_add_resources(pdev[i], &res, 1); |
4566 | if (err) | |
4567 | goto exit_device_put; | |
9de2e2e8 | 4568 | |
698a7c24 GR |
4569 | /* platform_device_add calls probe() */ |
4570 | err = platform_device_add(pdev[i]); | |
4571 | if (err) | |
4572 | goto exit_device_put; | |
9de2e2e8 | 4573 | } |
698a7c24 GR |
4574 | if (!found) { |
4575 | err = -ENODEV; | |
4576 | goto exit_unregister; | |
9de2e2e8 GR |
4577 | } |
4578 | ||
4579 | return 0; | |
4580 | ||
4581 | exit_device_put: | |
9d311edd AL |
4582 | platform_device_put(pdev[i]); |
4583 | exit_device_unregister: | |
4584 | while (--i >= 0) { | |
698a7c24 | 4585 | if (pdev[i]) |
9d311edd | 4586 | platform_device_unregister(pdev[i]); |
698a7c24 | 4587 | } |
9de2e2e8 GR |
4588 | exit_unregister: |
4589 | platform_driver_unregister(&nct6775_driver); | |
9de2e2e8 GR |
4590 | return err; |
4591 | } | |
4592 | ||
4593 | static void __exit sensors_nct6775_exit(void) | |
4594 | { | |
698a7c24 GR |
4595 | int i; |
4596 | ||
4597 | for (i = 0; i < ARRAY_SIZE(pdev); i++) { | |
4598 | if (pdev[i]) | |
4599 | platform_device_unregister(pdev[i]); | |
4600 | } | |
9de2e2e8 GR |
4601 | platform_driver_unregister(&nct6775_driver); |
4602 | } | |
4603 | ||
4604 | MODULE_AUTHOR("Guenter Roeck <linux@roeck-us.net>"); | |
cd1faefa | 4605 | MODULE_DESCRIPTION("Driver for NCT6775F and compatible chips"); |
9de2e2e8 GR |
4606 | MODULE_LICENSE("GPL"); |
4607 | ||
4608 | module_init(sensors_nct6775_init); | |
4609 | module_exit(sensors_nct6775_exit); |