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Commit | Line | Data |
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08e7e278 JD |
1 | /* |
2 | w83627ehf - Driver for the hardware monitoring functionality of | |
3 | the Winbond W83627EHF Super-I/O chip | |
4 | Copyright (C) 2005 Jean Delvare <khali@linux-fr.org> | |
3379ceee | 5 | Copyright (C) 2006 Yuan Mu (Winbond), |
7188cc66 | 6 | Rudolf Marek <r.marek@assembler.cz> |
c18beb5b | 7 | David Hubbard <david.c.hubbard@gmail.com> |
41e9a062 | 8 | Daniel J Blueman <daniel.blueman@gmail.com> |
08e7e278 JD |
9 | |
10 | Shamelessly ripped from the w83627hf driver | |
11 | Copyright (C) 2003 Mark Studebaker | |
12 | ||
13 | Thanks to Leon Moonen, Steve Cliffe and Grant Coady for their help | |
14 | in testing and debugging this driver. | |
15 | ||
8dd2d2ca JD |
16 | This driver also supports the W83627EHG, which is the lead-free |
17 | version of the W83627EHF. | |
18 | ||
08e7e278 JD |
19 | This program is free software; you can redistribute it and/or modify |
20 | it under the terms of the GNU General Public License as published by | |
21 | the Free Software Foundation; either version 2 of the License, or | |
22 | (at your option) any later version. | |
23 | ||
24 | This program is distributed in the hope that it will be useful, | |
25 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
26 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
27 | GNU General Public License for more details. | |
28 | ||
29 | You should have received a copy of the GNU General Public License | |
30 | along with this program; if not, write to the Free Software | |
31 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
32 | ||
33 | ||
34 | Supports the following chips: | |
35 | ||
657c93b1 DH |
36 | Chip #vin #fan #pwm #temp chip IDs man ID |
37 | w83627ehf 10 5 4 3 0x8850 0x88 0x5ca3 | |
38 | 0x8860 0xa1 | |
39 | w83627dhg 9 5 4 3 0xa020 0xc1 0x5ca3 | |
c1e48dce | 40 | w83627dhg-p 9 5 4 3 0xb070 0xc1 0x5ca3 |
237c8d2f | 41 | w83667hg 9 5 3 3 0xa510 0xc1 0x5ca3 |
c39aedaf | 42 | w83667hg-b 9 5 3 3 0xb350 0xc1 0x5ca3 |
08e7e278 JD |
43 | */ |
44 | ||
45 | #include <linux/module.h> | |
46 | #include <linux/init.h> | |
47 | #include <linux/slab.h> | |
1ea6dd38 DH |
48 | #include <linux/jiffies.h> |
49 | #include <linux/platform_device.h> | |
943b0830 | 50 | #include <linux/hwmon.h> |
412fec82 | 51 | #include <linux/hwmon-sysfs.h> |
fc18d6c0 | 52 | #include <linux/hwmon-vid.h> |
943b0830 | 53 | #include <linux/err.h> |
9a61bf63 | 54 | #include <linux/mutex.h> |
b9acb64a | 55 | #include <linux/acpi.h> |
6055fae8 | 56 | #include <linux/io.h> |
08e7e278 JD |
57 | #include "lm75.h" |
58 | ||
c39aedaf | 59 | enum kinds { w83627ehf, w83627dhg, w83627dhg_p, w83667hg, w83667hg_b }; |
08e7e278 | 60 | |
1ea6dd38 DH |
61 | /* used to set data->name = w83627ehf_device_names[data->sio_kind] */ |
62 | static const char * w83627ehf_device_names[] = { | |
63 | "w83627ehf", | |
64 | "w83627dhg", | |
c1e48dce | 65 | "w83627dhg", |
237c8d2f | 66 | "w83667hg", |
c39aedaf | 67 | "w83667hg", |
1ea6dd38 DH |
68 | }; |
69 | ||
67b671bc JD |
70 | static unsigned short force_id; |
71 | module_param(force_id, ushort, 0); | |
72 | MODULE_PARM_DESC(force_id, "Override the detected device ID"); | |
73 | ||
1ea6dd38 | 74 | #define DRVNAME "w83627ehf" |
08e7e278 | 75 | |
657c93b1 | 76 | /* |
1ea6dd38 | 77 | * Super-I/O constants and functions |
657c93b1 | 78 | */ |
08e7e278 JD |
79 | |
80 | #define W83627EHF_LD_HWM 0x0b | |
237c8d2f | 81 | #define W83667HG_LD_VID 0x0d |
08e7e278 JD |
82 | |
83 | #define SIO_REG_LDSEL 0x07 /* Logical device select */ | |
84 | #define SIO_REG_DEVID 0x20 /* Device ID (2 bytes) */ | |
fc18d6c0 | 85 | #define SIO_REG_EN_VRM10 0x2C /* GPIO3, GPIO4 selection */ |
08e7e278 JD |
86 | #define SIO_REG_ENABLE 0x30 /* Logical device enable */ |
87 | #define SIO_REG_ADDR 0x60 /* Logical device address (2 bytes) */ | |
fc18d6c0 JD |
88 | #define SIO_REG_VID_CTRL 0xF0 /* VID control */ |
89 | #define SIO_REG_VID_DATA 0xF1 /* VID data */ | |
08e7e278 | 90 | |
657c93b1 DH |
91 | #define SIO_W83627EHF_ID 0x8850 |
92 | #define SIO_W83627EHG_ID 0x8860 | |
93 | #define SIO_W83627DHG_ID 0xa020 | |
c1e48dce | 94 | #define SIO_W83627DHG_P_ID 0xb070 |
237c8d2f | 95 | #define SIO_W83667HG_ID 0xa510 |
c39aedaf | 96 | #define SIO_W83667HG_B_ID 0xb350 |
657c93b1 | 97 | #define SIO_ID_MASK 0xFFF0 |
08e7e278 JD |
98 | |
99 | static inline void | |
1ea6dd38 | 100 | superio_outb(int ioreg, int reg, int val) |
08e7e278 | 101 | { |
1ea6dd38 DH |
102 | outb(reg, ioreg); |
103 | outb(val, ioreg + 1); | |
08e7e278 JD |
104 | } |
105 | ||
106 | static inline int | |
1ea6dd38 | 107 | superio_inb(int ioreg, int reg) |
08e7e278 | 108 | { |
1ea6dd38 DH |
109 | outb(reg, ioreg); |
110 | return inb(ioreg + 1); | |
08e7e278 JD |
111 | } |
112 | ||
113 | static inline void | |
1ea6dd38 | 114 | superio_select(int ioreg, int ld) |
08e7e278 | 115 | { |
1ea6dd38 DH |
116 | outb(SIO_REG_LDSEL, ioreg); |
117 | outb(ld, ioreg + 1); | |
08e7e278 JD |
118 | } |
119 | ||
120 | static inline void | |
1ea6dd38 | 121 | superio_enter(int ioreg) |
08e7e278 | 122 | { |
1ea6dd38 DH |
123 | outb(0x87, ioreg); |
124 | outb(0x87, ioreg); | |
08e7e278 JD |
125 | } |
126 | ||
127 | static inline void | |
1ea6dd38 | 128 | superio_exit(int ioreg) |
08e7e278 | 129 | { |
022b75a3 | 130 | outb(0xaa, ioreg); |
1ea6dd38 DH |
131 | outb(0x02, ioreg); |
132 | outb(0x02, ioreg + 1); | |
08e7e278 JD |
133 | } |
134 | ||
135 | /* | |
136 | * ISA constants | |
137 | */ | |
138 | ||
1a641fce JD |
139 | #define IOREGION_ALIGNMENT ~7 |
140 | #define IOREGION_OFFSET 5 | |
141 | #define IOREGION_LENGTH 2 | |
1ea6dd38 DH |
142 | #define ADDR_REG_OFFSET 0 |
143 | #define DATA_REG_OFFSET 1 | |
08e7e278 JD |
144 | |
145 | #define W83627EHF_REG_BANK 0x4E | |
146 | #define W83627EHF_REG_CONFIG 0x40 | |
657c93b1 DH |
147 | |
148 | /* Not currently used: | |
149 | * REG_MAN_ID has the value 0x5ca3 for all supported chips. | |
150 | * REG_CHIP_ID == 0x88/0xa1/0xc1 depending on chip model. | |
151 | * REG_MAN_ID is at port 0x4f | |
152 | * REG_CHIP_ID is at port 0x58 */ | |
08e7e278 JD |
153 | |
154 | static const u16 W83627EHF_REG_FAN[] = { 0x28, 0x29, 0x2a, 0x3f, 0x553 }; | |
155 | static const u16 W83627EHF_REG_FAN_MIN[] = { 0x3b, 0x3c, 0x3d, 0x3e, 0x55c }; | |
156 | ||
cf0676fe RM |
157 | /* The W83627EHF registers for nr=7,8,9 are in bank 5 */ |
158 | #define W83627EHF_REG_IN_MAX(nr) ((nr < 7) ? (0x2b + (nr) * 2) : \ | |
159 | (0x554 + (((nr) - 7) * 2))) | |
160 | #define W83627EHF_REG_IN_MIN(nr) ((nr < 7) ? (0x2c + (nr) * 2) : \ | |
161 | (0x555 + (((nr) - 7) * 2))) | |
162 | #define W83627EHF_REG_IN(nr) ((nr < 7) ? (0x20 + (nr)) : \ | |
163 | (0x550 + (nr) - 7)) | |
164 | ||
08e7e278 JD |
165 | #define W83627EHF_REG_TEMP1 0x27 |
166 | #define W83627EHF_REG_TEMP1_HYST 0x3a | |
167 | #define W83627EHF_REG_TEMP1_OVER 0x39 | |
168 | static const u16 W83627EHF_REG_TEMP[] = { 0x150, 0x250 }; | |
169 | static const u16 W83627EHF_REG_TEMP_HYST[] = { 0x153, 0x253 }; | |
170 | static const u16 W83627EHF_REG_TEMP_OVER[] = { 0x155, 0x255 }; | |
171 | static const u16 W83627EHF_REG_TEMP_CONFIG[] = { 0x152, 0x252 }; | |
172 | ||
173 | /* Fan clock dividers are spread over the following five registers */ | |
174 | #define W83627EHF_REG_FANDIV1 0x47 | |
175 | #define W83627EHF_REG_FANDIV2 0x4B | |
176 | #define W83627EHF_REG_VBAT 0x5D | |
177 | #define W83627EHF_REG_DIODE 0x59 | |
178 | #define W83627EHF_REG_SMI_OVT 0x4C | |
179 | ||
a4589dbb JD |
180 | #define W83627EHF_REG_ALARM1 0x459 |
181 | #define W83627EHF_REG_ALARM2 0x45A | |
182 | #define W83627EHF_REG_ALARM3 0x45B | |
183 | ||
08c79950 | 184 | /* SmartFan registers */ |
41e9a062 DB |
185 | #define W83627EHF_REG_FAN_STEPUP_TIME 0x0f |
186 | #define W83627EHF_REG_FAN_STEPDOWN_TIME 0x0e | |
187 | ||
08c79950 RM |
188 | /* DC or PWM output fan configuration */ |
189 | static const u8 W83627EHF_REG_PWM_ENABLE[] = { | |
190 | 0x04, /* SYS FAN0 output mode and PWM mode */ | |
191 | 0x04, /* CPU FAN0 output mode and PWM mode */ | |
192 | 0x12, /* AUX FAN mode */ | |
41e9a062 | 193 | 0x62, /* CPU FAN1 mode */ |
08c79950 RM |
194 | }; |
195 | ||
196 | static const u8 W83627EHF_PWM_MODE_SHIFT[] = { 0, 1, 0, 6 }; | |
197 | static const u8 W83627EHF_PWM_ENABLE_SHIFT[] = { 2, 4, 1, 4 }; | |
198 | ||
199 | /* FAN Duty Cycle, be used to control */ | |
200 | static const u8 W83627EHF_REG_PWM[] = { 0x01, 0x03, 0x11, 0x61 }; | |
201 | static const u8 W83627EHF_REG_TARGET[] = { 0x05, 0x06, 0x13, 0x63 }; | |
202 | static const u8 W83627EHF_REG_TOLERANCE[] = { 0x07, 0x07, 0x14, 0x62 }; | |
203 | ||
08c79950 | 204 | /* Advanced Fan control, some values are common for all fans */ |
41e9a062 DB |
205 | static const u8 W83627EHF_REG_FAN_START_OUTPUT[] = { 0x0a, 0x0b, 0x16, 0x65 }; |
206 | static const u8 W83627EHF_REG_FAN_STOP_OUTPUT[] = { 0x08, 0x09, 0x15, 0x64 }; | |
207 | static const u8 W83627EHF_REG_FAN_STOP_TIME[] = { 0x0c, 0x0d, 0x17, 0x66 }; | |
c39aedaf GR |
208 | |
209 | static const u8 W83627EHF_REG_FAN_MAX_OUTPUT_COMMON[] | |
210 | = { 0xff, 0x67, 0xff, 0x69 }; | |
211 | static const u8 W83627EHF_REG_FAN_STEP_OUTPUT_COMMON[] | |
212 | = { 0xff, 0x68, 0xff, 0x6a }; | |
213 | ||
214 | static const u8 W83627EHF_REG_FAN_MAX_OUTPUT_W83667_B[] = { 0x67, 0x69, 0x6b }; | |
215 | static const u8 W83627EHF_REG_FAN_STEP_OUTPUT_W83667_B[] = { 0x68, 0x6a, 0x6c }; | |
08c79950 | 216 | |
08e7e278 JD |
217 | /* |
218 | * Conversions | |
219 | */ | |
220 | ||
08c79950 RM |
221 | /* 1 is PWM mode, output in ms */ |
222 | static inline unsigned int step_time_from_reg(u8 reg, u8 mode) | |
223 | { | |
224 | return mode ? 100 * reg : 400 * reg; | |
225 | } | |
226 | ||
227 | static inline u8 step_time_to_reg(unsigned int msec, u8 mode) | |
228 | { | |
229 | return SENSORS_LIMIT((mode ? (msec + 50) / 100 : | |
230 | (msec + 200) / 400), 1, 255); | |
231 | } | |
232 | ||
08e7e278 JD |
233 | static inline unsigned int |
234 | fan_from_reg(u8 reg, unsigned int div) | |
235 | { | |
236 | if (reg == 0 || reg == 255) | |
237 | return 0; | |
238 | return 1350000U / (reg * div); | |
239 | } | |
240 | ||
241 | static inline unsigned int | |
242 | div_from_reg(u8 reg) | |
243 | { | |
244 | return 1 << reg; | |
245 | } | |
246 | ||
247 | static inline int | |
248 | temp1_from_reg(s8 reg) | |
249 | { | |
250 | return reg * 1000; | |
251 | } | |
252 | ||
253 | static inline s8 | |
5bfedac0 | 254 | temp1_to_reg(long temp, int min, int max) |
08e7e278 | 255 | { |
08c79950 RM |
256 | if (temp <= min) |
257 | return min / 1000; | |
258 | if (temp >= max) | |
259 | return max / 1000; | |
08e7e278 JD |
260 | if (temp < 0) |
261 | return (temp - 500) / 1000; | |
262 | return (temp + 500) / 1000; | |
263 | } | |
264 | ||
cf0676fe RM |
265 | /* Some of analog inputs have internal scaling (2x), 8mV is ADC LSB */ |
266 | ||
267 | static u8 scale_in[10] = { 8, 8, 16, 16, 8, 8, 8, 16, 16, 8 }; | |
268 | ||
269 | static inline long in_from_reg(u8 reg, u8 nr) | |
270 | { | |
271 | return reg * scale_in[nr]; | |
272 | } | |
273 | ||
274 | static inline u8 in_to_reg(u32 val, u8 nr) | |
275 | { | |
276 | return SENSORS_LIMIT(((val + (scale_in[nr] / 2)) / scale_in[nr]), 0, 255); | |
277 | } | |
278 | ||
08e7e278 JD |
279 | /* |
280 | * Data structures and manipulation thereof | |
281 | */ | |
282 | ||
283 | struct w83627ehf_data { | |
1ea6dd38 DH |
284 | int addr; /* IO base of hw monitor block */ |
285 | const char *name; | |
286 | ||
1beeffe4 | 287 | struct device *hwmon_dev; |
9a61bf63 | 288 | struct mutex lock; |
08e7e278 | 289 | |
da2e0255 GR |
290 | const u8 *REG_FAN_START_OUTPUT; |
291 | const u8 *REG_FAN_STOP_OUTPUT; | |
292 | const u8 *REG_FAN_MAX_OUTPUT; | |
293 | const u8 *REG_FAN_STEP_OUTPUT; | |
294 | ||
9a61bf63 | 295 | struct mutex update_lock; |
08e7e278 JD |
296 | char valid; /* !=0 if following fields are valid */ |
297 | unsigned long last_updated; /* In jiffies */ | |
298 | ||
299 | /* Register values */ | |
1ea6dd38 | 300 | u8 in_num; /* number of in inputs we have */ |
cf0676fe RM |
301 | u8 in[10]; /* Register value */ |
302 | u8 in_max[10]; /* Register value */ | |
303 | u8 in_min[10]; /* Register value */ | |
08e7e278 JD |
304 | u8 fan[5]; |
305 | u8 fan_min[5]; | |
306 | u8 fan_div[5]; | |
307 | u8 has_fan; /* some fan inputs can be disabled */ | |
da667365 | 308 | u8 temp_type[3]; |
08e7e278 JD |
309 | s8 temp1; |
310 | s8 temp1_max; | |
311 | s8 temp1_max_hyst; | |
312 | s16 temp[2]; | |
313 | s16 temp_max[2]; | |
314 | s16 temp_max_hyst[2]; | |
a4589dbb | 315 | u32 alarms; |
08c79950 RM |
316 | |
317 | u8 pwm_mode[4]; /* 0->DC variable voltage, 1->PWM variable duty cycle */ | |
318 | u8 pwm_enable[4]; /* 1->manual | |
41e9a062 DB |
319 | 2->thermal cruise mode (also called SmartFan I) |
320 | 3->fan speed cruise mode | |
321 | 4->variable thermal cruise (also called SmartFan III) */ | |
237c8d2f | 322 | u8 pwm_num; /* number of pwm */ |
08c79950 RM |
323 | u8 pwm[4]; |
324 | u8 target_temp[4]; | |
325 | u8 tolerance[4]; | |
326 | ||
41e9a062 DB |
327 | u8 fan_start_output[4]; /* minimum fan speed when spinning up */ |
328 | u8 fan_stop_output[4]; /* minimum fan speed when spinning down */ | |
329 | u8 fan_stop_time[4]; /* time at minimum before disabling fan */ | |
330 | u8 fan_max_output[4]; /* maximum fan speed */ | |
331 | u8 fan_step_output[4]; /* rate of change output value */ | |
fc18d6c0 JD |
332 | |
333 | u8 vid; | |
334 | u8 vrm; | |
a157d06d GJ |
335 | |
336 | u8 temp3_disable; | |
337 | u8 in6_skip; | |
08e7e278 JD |
338 | }; |
339 | ||
1ea6dd38 DH |
340 | struct w83627ehf_sio_data { |
341 | int sioreg; | |
342 | enum kinds kind; | |
343 | }; | |
344 | ||
08e7e278 JD |
345 | static inline int is_word_sized(u16 reg) |
346 | { | |
347 | return (((reg & 0xff00) == 0x100 | |
348 | || (reg & 0xff00) == 0x200) | |
349 | && ((reg & 0x00ff) == 0x50 | |
350 | || (reg & 0x00ff) == 0x53 | |
351 | || (reg & 0x00ff) == 0x55)); | |
352 | } | |
353 | ||
0956895a | 354 | /* Registers 0x50-0x5f are banked */ |
1ea6dd38 | 355 | static inline void w83627ehf_set_bank(struct w83627ehf_data *data, u16 reg) |
08e7e278 | 356 | { |
0956895a | 357 | if ((reg & 0x00f0) == 0x50) { |
1ea6dd38 DH |
358 | outb_p(W83627EHF_REG_BANK, data->addr + ADDR_REG_OFFSET); |
359 | outb_p(reg >> 8, data->addr + DATA_REG_OFFSET); | |
08e7e278 JD |
360 | } |
361 | } | |
362 | ||
0956895a | 363 | /* Not strictly necessary, but play it safe for now */ |
1ea6dd38 | 364 | static inline void w83627ehf_reset_bank(struct w83627ehf_data *data, u16 reg) |
08e7e278 JD |
365 | { |
366 | if (reg & 0xff00) { | |
1ea6dd38 DH |
367 | outb_p(W83627EHF_REG_BANK, data->addr + ADDR_REG_OFFSET); |
368 | outb_p(0, data->addr + DATA_REG_OFFSET); | |
08e7e278 JD |
369 | } |
370 | } | |
371 | ||
1ea6dd38 | 372 | static u16 w83627ehf_read_value(struct w83627ehf_data *data, u16 reg) |
08e7e278 | 373 | { |
08e7e278 JD |
374 | int res, word_sized = is_word_sized(reg); |
375 | ||
9a61bf63 | 376 | mutex_lock(&data->lock); |
08e7e278 | 377 | |
1ea6dd38 DH |
378 | w83627ehf_set_bank(data, reg); |
379 | outb_p(reg & 0xff, data->addr + ADDR_REG_OFFSET); | |
380 | res = inb_p(data->addr + DATA_REG_OFFSET); | |
08e7e278 JD |
381 | if (word_sized) { |
382 | outb_p((reg & 0xff) + 1, | |
1ea6dd38 DH |
383 | data->addr + ADDR_REG_OFFSET); |
384 | res = (res << 8) + inb_p(data->addr + DATA_REG_OFFSET); | |
08e7e278 | 385 | } |
1ea6dd38 | 386 | w83627ehf_reset_bank(data, reg); |
08e7e278 | 387 | |
9a61bf63 | 388 | mutex_unlock(&data->lock); |
08e7e278 JD |
389 | |
390 | return res; | |
391 | } | |
392 | ||
1ea6dd38 | 393 | static int w83627ehf_write_value(struct w83627ehf_data *data, u16 reg, u16 value) |
08e7e278 | 394 | { |
08e7e278 JD |
395 | int word_sized = is_word_sized(reg); |
396 | ||
9a61bf63 | 397 | mutex_lock(&data->lock); |
08e7e278 | 398 | |
1ea6dd38 DH |
399 | w83627ehf_set_bank(data, reg); |
400 | outb_p(reg & 0xff, data->addr + ADDR_REG_OFFSET); | |
08e7e278 | 401 | if (word_sized) { |
1ea6dd38 | 402 | outb_p(value >> 8, data->addr + DATA_REG_OFFSET); |
08e7e278 | 403 | outb_p((reg & 0xff) + 1, |
1ea6dd38 | 404 | data->addr + ADDR_REG_OFFSET); |
08e7e278 | 405 | } |
1ea6dd38 DH |
406 | outb_p(value & 0xff, data->addr + DATA_REG_OFFSET); |
407 | w83627ehf_reset_bank(data, reg); | |
08e7e278 | 408 | |
9a61bf63 | 409 | mutex_unlock(&data->lock); |
08e7e278 JD |
410 | return 0; |
411 | } | |
412 | ||
413 | /* This function assumes that the caller holds data->update_lock */ | |
1ea6dd38 | 414 | static void w83627ehf_write_fan_div(struct w83627ehf_data *data, int nr) |
08e7e278 | 415 | { |
08e7e278 JD |
416 | u8 reg; |
417 | ||
418 | switch (nr) { | |
419 | case 0: | |
1ea6dd38 | 420 | reg = (w83627ehf_read_value(data, W83627EHF_REG_FANDIV1) & 0xcf) |
08e7e278 | 421 | | ((data->fan_div[0] & 0x03) << 4); |
14992c7e RM |
422 | /* fan5 input control bit is write only, compute the value */ |
423 | reg |= (data->has_fan & (1 << 4)) ? 1 : 0; | |
1ea6dd38 DH |
424 | w83627ehf_write_value(data, W83627EHF_REG_FANDIV1, reg); |
425 | reg = (w83627ehf_read_value(data, W83627EHF_REG_VBAT) & 0xdf) | |
08e7e278 | 426 | | ((data->fan_div[0] & 0x04) << 3); |
1ea6dd38 | 427 | w83627ehf_write_value(data, W83627EHF_REG_VBAT, reg); |
08e7e278 JD |
428 | break; |
429 | case 1: | |
1ea6dd38 | 430 | reg = (w83627ehf_read_value(data, W83627EHF_REG_FANDIV1) & 0x3f) |
08e7e278 | 431 | | ((data->fan_div[1] & 0x03) << 6); |
14992c7e RM |
432 | /* fan5 input control bit is write only, compute the value */ |
433 | reg |= (data->has_fan & (1 << 4)) ? 1 : 0; | |
1ea6dd38 DH |
434 | w83627ehf_write_value(data, W83627EHF_REG_FANDIV1, reg); |
435 | reg = (w83627ehf_read_value(data, W83627EHF_REG_VBAT) & 0xbf) | |
08e7e278 | 436 | | ((data->fan_div[1] & 0x04) << 4); |
1ea6dd38 | 437 | w83627ehf_write_value(data, W83627EHF_REG_VBAT, reg); |
08e7e278 JD |
438 | break; |
439 | case 2: | |
1ea6dd38 | 440 | reg = (w83627ehf_read_value(data, W83627EHF_REG_FANDIV2) & 0x3f) |
08e7e278 | 441 | | ((data->fan_div[2] & 0x03) << 6); |
1ea6dd38 DH |
442 | w83627ehf_write_value(data, W83627EHF_REG_FANDIV2, reg); |
443 | reg = (w83627ehf_read_value(data, W83627EHF_REG_VBAT) & 0x7f) | |
08e7e278 | 444 | | ((data->fan_div[2] & 0x04) << 5); |
1ea6dd38 | 445 | w83627ehf_write_value(data, W83627EHF_REG_VBAT, reg); |
08e7e278 JD |
446 | break; |
447 | case 3: | |
1ea6dd38 | 448 | reg = (w83627ehf_read_value(data, W83627EHF_REG_DIODE) & 0xfc) |
08e7e278 | 449 | | (data->fan_div[3] & 0x03); |
1ea6dd38 DH |
450 | w83627ehf_write_value(data, W83627EHF_REG_DIODE, reg); |
451 | reg = (w83627ehf_read_value(data, W83627EHF_REG_SMI_OVT) & 0x7f) | |
08e7e278 | 452 | | ((data->fan_div[3] & 0x04) << 5); |
1ea6dd38 | 453 | w83627ehf_write_value(data, W83627EHF_REG_SMI_OVT, reg); |
08e7e278 JD |
454 | break; |
455 | case 4: | |
1ea6dd38 | 456 | reg = (w83627ehf_read_value(data, W83627EHF_REG_DIODE) & 0x73) |
33725ad3 | 457 | | ((data->fan_div[4] & 0x03) << 2) |
08e7e278 | 458 | | ((data->fan_div[4] & 0x04) << 5); |
1ea6dd38 | 459 | w83627ehf_write_value(data, W83627EHF_REG_DIODE, reg); |
08e7e278 JD |
460 | break; |
461 | } | |
462 | } | |
463 | ||
ea7be66c MH |
464 | static void w83627ehf_update_fan_div(struct w83627ehf_data *data) |
465 | { | |
466 | int i; | |
467 | ||
468 | i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV1); | |
469 | data->fan_div[0] = (i >> 4) & 0x03; | |
470 | data->fan_div[1] = (i >> 6) & 0x03; | |
471 | i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV2); | |
472 | data->fan_div[2] = (i >> 6) & 0x03; | |
473 | i = w83627ehf_read_value(data, W83627EHF_REG_VBAT); | |
474 | data->fan_div[0] |= (i >> 3) & 0x04; | |
475 | data->fan_div[1] |= (i >> 4) & 0x04; | |
476 | data->fan_div[2] |= (i >> 5) & 0x04; | |
477 | if (data->has_fan & ((1 << 3) | (1 << 4))) { | |
478 | i = w83627ehf_read_value(data, W83627EHF_REG_DIODE); | |
479 | data->fan_div[3] = i & 0x03; | |
480 | data->fan_div[4] = ((i >> 2) & 0x03) | |
481 | | ((i >> 5) & 0x04); | |
482 | } | |
483 | if (data->has_fan & (1 << 3)) { | |
484 | i = w83627ehf_read_value(data, W83627EHF_REG_SMI_OVT); | |
485 | data->fan_div[3] |= (i >> 5) & 0x04; | |
486 | } | |
487 | } | |
488 | ||
08e7e278 JD |
489 | static struct w83627ehf_data *w83627ehf_update_device(struct device *dev) |
490 | { | |
1ea6dd38 | 491 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
08c79950 | 492 | int pwmcfg = 0, tolerance = 0; /* shut up the compiler */ |
08e7e278 JD |
493 | int i; |
494 | ||
9a61bf63 | 495 | mutex_lock(&data->update_lock); |
08e7e278 | 496 | |
6b3e4645 | 497 | if (time_after(jiffies, data->last_updated + HZ + HZ/2) |
08e7e278 JD |
498 | || !data->valid) { |
499 | /* Fan clock dividers */ | |
ea7be66c | 500 | w83627ehf_update_fan_div(data); |
08e7e278 | 501 | |
cf0676fe | 502 | /* Measured voltages and limits */ |
1ea6dd38 DH |
503 | for (i = 0; i < data->in_num; i++) { |
504 | data->in[i] = w83627ehf_read_value(data, | |
cf0676fe | 505 | W83627EHF_REG_IN(i)); |
1ea6dd38 | 506 | data->in_min[i] = w83627ehf_read_value(data, |
cf0676fe | 507 | W83627EHF_REG_IN_MIN(i)); |
1ea6dd38 | 508 | data->in_max[i] = w83627ehf_read_value(data, |
cf0676fe RM |
509 | W83627EHF_REG_IN_MAX(i)); |
510 | } | |
511 | ||
08e7e278 JD |
512 | /* Measured fan speeds and limits */ |
513 | for (i = 0; i < 5; i++) { | |
514 | if (!(data->has_fan & (1 << i))) | |
515 | continue; | |
516 | ||
1ea6dd38 | 517 | data->fan[i] = w83627ehf_read_value(data, |
08e7e278 | 518 | W83627EHF_REG_FAN[i]); |
1ea6dd38 | 519 | data->fan_min[i] = w83627ehf_read_value(data, |
08e7e278 JD |
520 | W83627EHF_REG_FAN_MIN[i]); |
521 | ||
522 | /* If we failed to measure the fan speed and clock | |
523 | divider can be increased, let's try that for next | |
524 | time */ | |
525 | if (data->fan[i] == 0xff | |
526 | && data->fan_div[i] < 0x07) { | |
1ea6dd38 | 527 | dev_dbg(dev, "Increasing fan%d " |
08e7e278 | 528 | "clock divider from %u to %u\n", |
33725ad3 | 529 | i + 1, div_from_reg(data->fan_div[i]), |
08e7e278 JD |
530 | div_from_reg(data->fan_div[i] + 1)); |
531 | data->fan_div[i]++; | |
1ea6dd38 | 532 | w83627ehf_write_fan_div(data, i); |
08e7e278 JD |
533 | /* Preserve min limit if possible */ |
534 | if (data->fan_min[i] >= 2 | |
535 | && data->fan_min[i] != 255) | |
1ea6dd38 | 536 | w83627ehf_write_value(data, |
08e7e278 JD |
537 | W83627EHF_REG_FAN_MIN[i], |
538 | (data->fan_min[i] /= 2)); | |
539 | } | |
540 | } | |
541 | ||
da2e0255 GR |
542 | for (i = 0; i < data->pwm_num; i++) { |
543 | if (!(data->has_fan & (1 << i))) | |
544 | continue; | |
545 | ||
77fa49d9 | 546 | /* pwmcfg, tolerance mapped for i=0, i=1 to same reg */ |
08c79950 | 547 | if (i != 1) { |
1ea6dd38 | 548 | pwmcfg = w83627ehf_read_value(data, |
08c79950 | 549 | W83627EHF_REG_PWM_ENABLE[i]); |
1ea6dd38 | 550 | tolerance = w83627ehf_read_value(data, |
08c79950 RM |
551 | W83627EHF_REG_TOLERANCE[i]); |
552 | } | |
553 | data->pwm_mode[i] = | |
554 | ((pwmcfg >> W83627EHF_PWM_MODE_SHIFT[i]) & 1) | |
555 | ? 0 : 1; | |
556 | data->pwm_enable[i] = | |
557 | ((pwmcfg >> W83627EHF_PWM_ENABLE_SHIFT[i]) | |
558 | & 3) + 1; | |
1ea6dd38 | 559 | data->pwm[i] = w83627ehf_read_value(data, |
08c79950 | 560 | W83627EHF_REG_PWM[i]); |
41e9a062 DB |
561 | data->fan_start_output[i] = w83627ehf_read_value(data, |
562 | W83627EHF_REG_FAN_START_OUTPUT[i]); | |
563 | data->fan_stop_output[i] = w83627ehf_read_value(data, | |
564 | W83627EHF_REG_FAN_STOP_OUTPUT[i]); | |
1ea6dd38 | 565 | data->fan_stop_time[i] = w83627ehf_read_value(data, |
08c79950 | 566 | W83627EHF_REG_FAN_STOP_TIME[i]); |
da2e0255 GR |
567 | |
568 | if (data->REG_FAN_MAX_OUTPUT[i] != 0xff) | |
569 | data->fan_max_output[i] = | |
570 | w83627ehf_read_value(data, | |
571 | data->REG_FAN_MAX_OUTPUT[i]); | |
572 | ||
573 | if (data->REG_FAN_STEP_OUTPUT[i] != 0xff) | |
574 | data->fan_step_output[i] = | |
575 | w83627ehf_read_value(data, | |
576 | data->REG_FAN_STEP_OUTPUT[i]); | |
577 | ||
08c79950 | 578 | data->target_temp[i] = |
1ea6dd38 | 579 | w83627ehf_read_value(data, |
08c79950 RM |
580 | W83627EHF_REG_TARGET[i]) & |
581 | (data->pwm_mode[i] == 1 ? 0x7f : 0xff); | |
582 | data->tolerance[i] = (tolerance >> (i == 1 ? 4 : 0)) | |
583 | & 0x0f; | |
584 | } | |
585 | ||
08e7e278 | 586 | /* Measured temperatures and limits */ |
1ea6dd38 | 587 | data->temp1 = w83627ehf_read_value(data, |
08e7e278 | 588 | W83627EHF_REG_TEMP1); |
1ea6dd38 | 589 | data->temp1_max = w83627ehf_read_value(data, |
08e7e278 | 590 | W83627EHF_REG_TEMP1_OVER); |
1ea6dd38 | 591 | data->temp1_max_hyst = w83627ehf_read_value(data, |
08e7e278 JD |
592 | W83627EHF_REG_TEMP1_HYST); |
593 | for (i = 0; i < 2; i++) { | |
1ea6dd38 | 594 | data->temp[i] = w83627ehf_read_value(data, |
08e7e278 | 595 | W83627EHF_REG_TEMP[i]); |
1ea6dd38 | 596 | data->temp_max[i] = w83627ehf_read_value(data, |
08e7e278 | 597 | W83627EHF_REG_TEMP_OVER[i]); |
1ea6dd38 | 598 | data->temp_max_hyst[i] = w83627ehf_read_value(data, |
08e7e278 JD |
599 | W83627EHF_REG_TEMP_HYST[i]); |
600 | } | |
601 | ||
1ea6dd38 | 602 | data->alarms = w83627ehf_read_value(data, |
a4589dbb | 603 | W83627EHF_REG_ALARM1) | |
1ea6dd38 | 604 | (w83627ehf_read_value(data, |
a4589dbb | 605 | W83627EHF_REG_ALARM2) << 8) | |
1ea6dd38 | 606 | (w83627ehf_read_value(data, |
a4589dbb JD |
607 | W83627EHF_REG_ALARM3) << 16); |
608 | ||
08e7e278 JD |
609 | data->last_updated = jiffies; |
610 | data->valid = 1; | |
611 | } | |
612 | ||
9a61bf63 | 613 | mutex_unlock(&data->update_lock); |
08e7e278 JD |
614 | return data; |
615 | } | |
616 | ||
617 | /* | |
618 | * Sysfs callback functions | |
619 | */ | |
cf0676fe RM |
620 | #define show_in_reg(reg) \ |
621 | static ssize_t \ | |
622 | show_##reg(struct device *dev, struct device_attribute *attr, \ | |
623 | char *buf) \ | |
624 | { \ | |
625 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ | |
626 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ | |
627 | int nr = sensor_attr->index; \ | |
628 | return sprintf(buf, "%ld\n", in_from_reg(data->reg[nr], nr)); \ | |
629 | } | |
630 | show_in_reg(in) | |
631 | show_in_reg(in_min) | |
632 | show_in_reg(in_max) | |
633 | ||
634 | #define store_in_reg(REG, reg) \ | |
635 | static ssize_t \ | |
636 | store_in_##reg (struct device *dev, struct device_attribute *attr, \ | |
637 | const char *buf, size_t count) \ | |
638 | { \ | |
1ea6dd38 | 639 | struct w83627ehf_data *data = dev_get_drvdata(dev); \ |
cf0676fe RM |
640 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
641 | int nr = sensor_attr->index; \ | |
642 | u32 val = simple_strtoul(buf, NULL, 10); \ | |
643 | \ | |
644 | mutex_lock(&data->update_lock); \ | |
645 | data->in_##reg[nr] = in_to_reg(val, nr); \ | |
1ea6dd38 | 646 | w83627ehf_write_value(data, W83627EHF_REG_IN_##REG(nr), \ |
cf0676fe RM |
647 | data->in_##reg[nr]); \ |
648 | mutex_unlock(&data->update_lock); \ | |
649 | return count; \ | |
650 | } | |
651 | ||
652 | store_in_reg(MIN, min) | |
653 | store_in_reg(MAX, max) | |
654 | ||
a4589dbb JD |
655 | static ssize_t show_alarm(struct device *dev, struct device_attribute *attr, char *buf) |
656 | { | |
657 | struct w83627ehf_data *data = w83627ehf_update_device(dev); | |
658 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); | |
659 | int nr = sensor_attr->index; | |
660 | return sprintf(buf, "%u\n", (data->alarms >> nr) & 0x01); | |
661 | } | |
662 | ||
cf0676fe RM |
663 | static struct sensor_device_attribute sda_in_input[] = { |
664 | SENSOR_ATTR(in0_input, S_IRUGO, show_in, NULL, 0), | |
665 | SENSOR_ATTR(in1_input, S_IRUGO, show_in, NULL, 1), | |
666 | SENSOR_ATTR(in2_input, S_IRUGO, show_in, NULL, 2), | |
667 | SENSOR_ATTR(in3_input, S_IRUGO, show_in, NULL, 3), | |
668 | SENSOR_ATTR(in4_input, S_IRUGO, show_in, NULL, 4), | |
669 | SENSOR_ATTR(in5_input, S_IRUGO, show_in, NULL, 5), | |
670 | SENSOR_ATTR(in6_input, S_IRUGO, show_in, NULL, 6), | |
671 | SENSOR_ATTR(in7_input, S_IRUGO, show_in, NULL, 7), | |
672 | SENSOR_ATTR(in8_input, S_IRUGO, show_in, NULL, 8), | |
673 | SENSOR_ATTR(in9_input, S_IRUGO, show_in, NULL, 9), | |
674 | }; | |
675 | ||
a4589dbb JD |
676 | static struct sensor_device_attribute sda_in_alarm[] = { |
677 | SENSOR_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 0), | |
678 | SENSOR_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 1), | |
679 | SENSOR_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 2), | |
680 | SENSOR_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 3), | |
681 | SENSOR_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 8), | |
682 | SENSOR_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 21), | |
683 | SENSOR_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 20), | |
684 | SENSOR_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 16), | |
685 | SENSOR_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 17), | |
686 | SENSOR_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, 19), | |
687 | }; | |
688 | ||
cf0676fe RM |
689 | static struct sensor_device_attribute sda_in_min[] = { |
690 | SENSOR_ATTR(in0_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 0), | |
691 | SENSOR_ATTR(in1_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 1), | |
692 | SENSOR_ATTR(in2_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 2), | |
693 | SENSOR_ATTR(in3_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 3), | |
694 | SENSOR_ATTR(in4_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 4), | |
695 | SENSOR_ATTR(in5_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 5), | |
696 | SENSOR_ATTR(in6_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 6), | |
697 | SENSOR_ATTR(in7_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 7), | |
698 | SENSOR_ATTR(in8_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 8), | |
699 | SENSOR_ATTR(in9_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 9), | |
700 | }; | |
701 | ||
702 | static struct sensor_device_attribute sda_in_max[] = { | |
703 | SENSOR_ATTR(in0_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 0), | |
704 | SENSOR_ATTR(in1_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 1), | |
705 | SENSOR_ATTR(in2_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 2), | |
706 | SENSOR_ATTR(in3_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 3), | |
707 | SENSOR_ATTR(in4_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 4), | |
708 | SENSOR_ATTR(in5_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 5), | |
709 | SENSOR_ATTR(in6_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 6), | |
710 | SENSOR_ATTR(in7_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 7), | |
711 | SENSOR_ATTR(in8_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 8), | |
712 | SENSOR_ATTR(in9_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 9), | |
713 | }; | |
714 | ||
08e7e278 JD |
715 | #define show_fan_reg(reg) \ |
716 | static ssize_t \ | |
412fec82 YM |
717 | show_##reg(struct device *dev, struct device_attribute *attr, \ |
718 | char *buf) \ | |
08e7e278 JD |
719 | { \ |
720 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ | |
412fec82 YM |
721 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
722 | int nr = sensor_attr->index; \ | |
08e7e278 JD |
723 | return sprintf(buf, "%d\n", \ |
724 | fan_from_reg(data->reg[nr], \ | |
725 | div_from_reg(data->fan_div[nr]))); \ | |
726 | } | |
727 | show_fan_reg(fan); | |
728 | show_fan_reg(fan_min); | |
729 | ||
730 | static ssize_t | |
412fec82 YM |
731 | show_fan_div(struct device *dev, struct device_attribute *attr, |
732 | char *buf) | |
08e7e278 JD |
733 | { |
734 | struct w83627ehf_data *data = w83627ehf_update_device(dev); | |
412fec82 YM |
735 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
736 | int nr = sensor_attr->index; | |
737 | return sprintf(buf, "%u\n", div_from_reg(data->fan_div[nr])); | |
08e7e278 JD |
738 | } |
739 | ||
740 | static ssize_t | |
412fec82 YM |
741 | store_fan_min(struct device *dev, struct device_attribute *attr, |
742 | const char *buf, size_t count) | |
08e7e278 | 743 | { |
1ea6dd38 | 744 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
412fec82 YM |
745 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
746 | int nr = sensor_attr->index; | |
08e7e278 JD |
747 | unsigned int val = simple_strtoul(buf, NULL, 10); |
748 | unsigned int reg; | |
749 | u8 new_div; | |
750 | ||
9a61bf63 | 751 | mutex_lock(&data->update_lock); |
08e7e278 JD |
752 | if (!val) { |
753 | /* No min limit, alarm disabled */ | |
754 | data->fan_min[nr] = 255; | |
755 | new_div = data->fan_div[nr]; /* No change */ | |
756 | dev_info(dev, "fan%u low limit and alarm disabled\n", nr + 1); | |
757 | } else if ((reg = 1350000U / val) >= 128 * 255) { | |
758 | /* Speed below this value cannot possibly be represented, | |
759 | even with the highest divider (128) */ | |
760 | data->fan_min[nr] = 254; | |
761 | new_div = 7; /* 128 == (1 << 7) */ | |
762 | dev_warn(dev, "fan%u low limit %u below minimum %u, set to " | |
763 | "minimum\n", nr + 1, val, fan_from_reg(254, 128)); | |
764 | } else if (!reg) { | |
765 | /* Speed above this value cannot possibly be represented, | |
766 | even with the lowest divider (1) */ | |
767 | data->fan_min[nr] = 1; | |
768 | new_div = 0; /* 1 == (1 << 0) */ | |
769 | dev_warn(dev, "fan%u low limit %u above maximum %u, set to " | |
b9110b1c | 770 | "maximum\n", nr + 1, val, fan_from_reg(1, 1)); |
08e7e278 JD |
771 | } else { |
772 | /* Automatically pick the best divider, i.e. the one such | |
773 | that the min limit will correspond to a register value | |
774 | in the 96..192 range */ | |
775 | new_div = 0; | |
776 | while (reg > 192 && new_div < 7) { | |
777 | reg >>= 1; | |
778 | new_div++; | |
779 | } | |
780 | data->fan_min[nr] = reg; | |
781 | } | |
782 | ||
783 | /* Write both the fan clock divider (if it changed) and the new | |
784 | fan min (unconditionally) */ | |
785 | if (new_div != data->fan_div[nr]) { | |
158ce075 JD |
786 | /* Preserve the fan speed reading */ |
787 | if (data->fan[nr] != 0xff) { | |
788 | if (new_div > data->fan_div[nr]) | |
789 | data->fan[nr] >>= new_div - data->fan_div[nr]; | |
790 | else if (data->fan[nr] & 0x80) | |
791 | data->fan[nr] = 0xff; | |
792 | else | |
793 | data->fan[nr] <<= data->fan_div[nr] - new_div; | |
794 | } | |
08e7e278 JD |
795 | |
796 | dev_dbg(dev, "fan%u clock divider changed from %u to %u\n", | |
797 | nr + 1, div_from_reg(data->fan_div[nr]), | |
798 | div_from_reg(new_div)); | |
799 | data->fan_div[nr] = new_div; | |
1ea6dd38 | 800 | w83627ehf_write_fan_div(data, nr); |
6b3e4645 JD |
801 | /* Give the chip time to sample a new speed value */ |
802 | data->last_updated = jiffies; | |
08e7e278 | 803 | } |
1ea6dd38 | 804 | w83627ehf_write_value(data, W83627EHF_REG_FAN_MIN[nr], |
08e7e278 | 805 | data->fan_min[nr]); |
9a61bf63 | 806 | mutex_unlock(&data->update_lock); |
08e7e278 JD |
807 | |
808 | return count; | |
809 | } | |
810 | ||
412fec82 YM |
811 | static struct sensor_device_attribute sda_fan_input[] = { |
812 | SENSOR_ATTR(fan1_input, S_IRUGO, show_fan, NULL, 0), | |
813 | SENSOR_ATTR(fan2_input, S_IRUGO, show_fan, NULL, 1), | |
814 | SENSOR_ATTR(fan3_input, S_IRUGO, show_fan, NULL, 2), | |
815 | SENSOR_ATTR(fan4_input, S_IRUGO, show_fan, NULL, 3), | |
816 | SENSOR_ATTR(fan5_input, S_IRUGO, show_fan, NULL, 4), | |
817 | }; | |
08e7e278 | 818 | |
a4589dbb JD |
819 | static struct sensor_device_attribute sda_fan_alarm[] = { |
820 | SENSOR_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 6), | |
821 | SENSOR_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 7), | |
822 | SENSOR_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 11), | |
823 | SENSOR_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 10), | |
824 | SENSOR_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 23), | |
825 | }; | |
826 | ||
412fec82 YM |
827 | static struct sensor_device_attribute sda_fan_min[] = { |
828 | SENSOR_ATTR(fan1_min, S_IWUSR | S_IRUGO, show_fan_min, | |
829 | store_fan_min, 0), | |
830 | SENSOR_ATTR(fan2_min, S_IWUSR | S_IRUGO, show_fan_min, | |
831 | store_fan_min, 1), | |
832 | SENSOR_ATTR(fan3_min, S_IWUSR | S_IRUGO, show_fan_min, | |
833 | store_fan_min, 2), | |
834 | SENSOR_ATTR(fan4_min, S_IWUSR | S_IRUGO, show_fan_min, | |
835 | store_fan_min, 3), | |
836 | SENSOR_ATTR(fan5_min, S_IWUSR | S_IRUGO, show_fan_min, | |
837 | store_fan_min, 4), | |
838 | }; | |
08e7e278 | 839 | |
412fec82 YM |
840 | static struct sensor_device_attribute sda_fan_div[] = { |
841 | SENSOR_ATTR(fan1_div, S_IRUGO, show_fan_div, NULL, 0), | |
842 | SENSOR_ATTR(fan2_div, S_IRUGO, show_fan_div, NULL, 1), | |
843 | SENSOR_ATTR(fan3_div, S_IRUGO, show_fan_div, NULL, 2), | |
844 | SENSOR_ATTR(fan4_div, S_IRUGO, show_fan_div, NULL, 3), | |
845 | SENSOR_ATTR(fan5_div, S_IRUGO, show_fan_div, NULL, 4), | |
846 | }; | |
847 | ||
08e7e278 JD |
848 | #define show_temp1_reg(reg) \ |
849 | static ssize_t \ | |
6f637a64 GKH |
850 | show_##reg(struct device *dev, struct device_attribute *attr, \ |
851 | char *buf) \ | |
08e7e278 JD |
852 | { \ |
853 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ | |
854 | return sprintf(buf, "%d\n", temp1_from_reg(data->reg)); \ | |
855 | } | |
856 | show_temp1_reg(temp1); | |
857 | show_temp1_reg(temp1_max); | |
858 | show_temp1_reg(temp1_max_hyst); | |
859 | ||
860 | #define store_temp1_reg(REG, reg) \ | |
861 | static ssize_t \ | |
6f637a64 GKH |
862 | store_temp1_##reg(struct device *dev, struct device_attribute *attr, \ |
863 | const char *buf, size_t count) \ | |
08e7e278 | 864 | { \ |
1ea6dd38 | 865 | struct w83627ehf_data *data = dev_get_drvdata(dev); \ |
5bfedac0 | 866 | long val = simple_strtol(buf, NULL, 10); \ |
08e7e278 | 867 | \ |
9a61bf63 | 868 | mutex_lock(&data->update_lock); \ |
08c79950 | 869 | data->temp1_##reg = temp1_to_reg(val, -128000, 127000); \ |
1ea6dd38 | 870 | w83627ehf_write_value(data, W83627EHF_REG_TEMP1_##REG, \ |
08e7e278 | 871 | data->temp1_##reg); \ |
9a61bf63 | 872 | mutex_unlock(&data->update_lock); \ |
08e7e278 JD |
873 | return count; \ |
874 | } | |
875 | store_temp1_reg(OVER, max); | |
876 | store_temp1_reg(HYST, max_hyst); | |
877 | ||
08e7e278 JD |
878 | #define show_temp_reg(reg) \ |
879 | static ssize_t \ | |
412fec82 YM |
880 | show_##reg(struct device *dev, struct device_attribute *attr, \ |
881 | char *buf) \ | |
08e7e278 JD |
882 | { \ |
883 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ | |
412fec82 YM |
884 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
885 | int nr = sensor_attr->index; \ | |
08e7e278 JD |
886 | return sprintf(buf, "%d\n", \ |
887 | LM75_TEMP_FROM_REG(data->reg[nr])); \ | |
888 | } | |
889 | show_temp_reg(temp); | |
890 | show_temp_reg(temp_max); | |
891 | show_temp_reg(temp_max_hyst); | |
892 | ||
893 | #define store_temp_reg(REG, reg) \ | |
894 | static ssize_t \ | |
412fec82 YM |
895 | store_##reg(struct device *dev, struct device_attribute *attr, \ |
896 | const char *buf, size_t count) \ | |
08e7e278 | 897 | { \ |
1ea6dd38 | 898 | struct w83627ehf_data *data = dev_get_drvdata(dev); \ |
412fec82 YM |
899 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
900 | int nr = sensor_attr->index; \ | |
5bfedac0 | 901 | long val = simple_strtol(buf, NULL, 10); \ |
08e7e278 | 902 | \ |
9a61bf63 | 903 | mutex_lock(&data->update_lock); \ |
08e7e278 | 904 | data->reg[nr] = LM75_TEMP_TO_REG(val); \ |
1ea6dd38 | 905 | w83627ehf_write_value(data, W83627EHF_REG_TEMP_##REG[nr], \ |
08e7e278 | 906 | data->reg[nr]); \ |
9a61bf63 | 907 | mutex_unlock(&data->update_lock); \ |
08e7e278 JD |
908 | return count; \ |
909 | } | |
910 | store_temp_reg(OVER, temp_max); | |
911 | store_temp_reg(HYST, temp_max_hyst); | |
912 | ||
da667365 JD |
913 | static ssize_t |
914 | show_temp_type(struct device *dev, struct device_attribute *attr, char *buf) | |
915 | { | |
916 | struct w83627ehf_data *data = w83627ehf_update_device(dev); | |
917 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); | |
918 | int nr = sensor_attr->index; | |
919 | return sprintf(buf, "%d\n", (int)data->temp_type[nr]); | |
920 | } | |
921 | ||
a157d06d | 922 | static struct sensor_device_attribute sda_temp_input[] = { |
412fec82 YM |
923 | SENSOR_ATTR(temp1_input, S_IRUGO, show_temp1, NULL, 0), |
924 | SENSOR_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 0), | |
925 | SENSOR_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 1), | |
a157d06d GJ |
926 | }; |
927 | ||
928 | static struct sensor_device_attribute sda_temp_max[] = { | |
412fec82 YM |
929 | SENSOR_ATTR(temp1_max, S_IRUGO | S_IWUSR, show_temp1_max, |
930 | store_temp1_max, 0), | |
931 | SENSOR_ATTR(temp2_max, S_IRUGO | S_IWUSR, show_temp_max, | |
932 | store_temp_max, 0), | |
933 | SENSOR_ATTR(temp3_max, S_IRUGO | S_IWUSR, show_temp_max, | |
934 | store_temp_max, 1), | |
a157d06d GJ |
935 | }; |
936 | ||
937 | static struct sensor_device_attribute sda_temp_max_hyst[] = { | |
412fec82 YM |
938 | SENSOR_ATTR(temp1_max_hyst, S_IRUGO | S_IWUSR, show_temp1_max_hyst, |
939 | store_temp1_max_hyst, 0), | |
940 | SENSOR_ATTR(temp2_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst, | |
941 | store_temp_max_hyst, 0), | |
942 | SENSOR_ATTR(temp3_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst, | |
943 | store_temp_max_hyst, 1), | |
a157d06d GJ |
944 | }; |
945 | ||
946 | static struct sensor_device_attribute sda_temp_alarm[] = { | |
a4589dbb JD |
947 | SENSOR_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 4), |
948 | SENSOR_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 5), | |
949 | SENSOR_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 13), | |
a157d06d GJ |
950 | }; |
951 | ||
952 | static struct sensor_device_attribute sda_temp_type[] = { | |
da667365 JD |
953 | SENSOR_ATTR(temp1_type, S_IRUGO, show_temp_type, NULL, 0), |
954 | SENSOR_ATTR(temp2_type, S_IRUGO, show_temp_type, NULL, 1), | |
955 | SENSOR_ATTR(temp3_type, S_IRUGO, show_temp_type, NULL, 2), | |
412fec82 | 956 | }; |
08e7e278 | 957 | |
08c79950 RM |
958 | #define show_pwm_reg(reg) \ |
959 | static ssize_t show_##reg (struct device *dev, struct device_attribute *attr, \ | |
960 | char *buf) \ | |
961 | { \ | |
962 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ | |
963 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ | |
964 | int nr = sensor_attr->index; \ | |
965 | return sprintf(buf, "%d\n", data->reg[nr]); \ | |
966 | } | |
967 | ||
968 | show_pwm_reg(pwm_mode) | |
969 | show_pwm_reg(pwm_enable) | |
970 | show_pwm_reg(pwm) | |
971 | ||
972 | static ssize_t | |
973 | store_pwm_mode(struct device *dev, struct device_attribute *attr, | |
974 | const char *buf, size_t count) | |
975 | { | |
1ea6dd38 | 976 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
08c79950 RM |
977 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
978 | int nr = sensor_attr->index; | |
979 | u32 val = simple_strtoul(buf, NULL, 10); | |
980 | u16 reg; | |
981 | ||
982 | if (val > 1) | |
983 | return -EINVAL; | |
984 | mutex_lock(&data->update_lock); | |
1ea6dd38 | 985 | reg = w83627ehf_read_value(data, W83627EHF_REG_PWM_ENABLE[nr]); |
08c79950 RM |
986 | data->pwm_mode[nr] = val; |
987 | reg &= ~(1 << W83627EHF_PWM_MODE_SHIFT[nr]); | |
988 | if (!val) | |
989 | reg |= 1 << W83627EHF_PWM_MODE_SHIFT[nr]; | |
1ea6dd38 | 990 | w83627ehf_write_value(data, W83627EHF_REG_PWM_ENABLE[nr], reg); |
08c79950 RM |
991 | mutex_unlock(&data->update_lock); |
992 | return count; | |
993 | } | |
994 | ||
995 | static ssize_t | |
996 | store_pwm(struct device *dev, struct device_attribute *attr, | |
997 | const char *buf, size_t count) | |
998 | { | |
1ea6dd38 | 999 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
08c79950 RM |
1000 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1001 | int nr = sensor_attr->index; | |
1002 | u32 val = SENSORS_LIMIT(simple_strtoul(buf, NULL, 10), 0, 255); | |
1003 | ||
1004 | mutex_lock(&data->update_lock); | |
1005 | data->pwm[nr] = val; | |
1ea6dd38 | 1006 | w83627ehf_write_value(data, W83627EHF_REG_PWM[nr], val); |
08c79950 RM |
1007 | mutex_unlock(&data->update_lock); |
1008 | return count; | |
1009 | } | |
1010 | ||
1011 | static ssize_t | |
1012 | store_pwm_enable(struct device *dev, struct device_attribute *attr, | |
1013 | const char *buf, size_t count) | |
1014 | { | |
1ea6dd38 | 1015 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
08c79950 RM |
1016 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1017 | int nr = sensor_attr->index; | |
1018 | u32 val = simple_strtoul(buf, NULL, 10); | |
1019 | u16 reg; | |
1020 | ||
41e9a062 | 1021 | if (!val || (val > 4)) |
08c79950 RM |
1022 | return -EINVAL; |
1023 | mutex_lock(&data->update_lock); | |
1ea6dd38 | 1024 | reg = w83627ehf_read_value(data, W83627EHF_REG_PWM_ENABLE[nr]); |
08c79950 RM |
1025 | data->pwm_enable[nr] = val; |
1026 | reg &= ~(0x03 << W83627EHF_PWM_ENABLE_SHIFT[nr]); | |
1027 | reg |= (val - 1) << W83627EHF_PWM_ENABLE_SHIFT[nr]; | |
1ea6dd38 | 1028 | w83627ehf_write_value(data, W83627EHF_REG_PWM_ENABLE[nr], reg); |
08c79950 RM |
1029 | mutex_unlock(&data->update_lock); |
1030 | return count; | |
1031 | } | |
1032 | ||
1033 | ||
1034 | #define show_tol_temp(reg) \ | |
1035 | static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \ | |
1036 | char *buf) \ | |
1037 | { \ | |
1038 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ | |
1039 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ | |
1040 | int nr = sensor_attr->index; \ | |
1041 | return sprintf(buf, "%d\n", temp1_from_reg(data->reg[nr])); \ | |
1042 | } | |
1043 | ||
1044 | show_tol_temp(tolerance) | |
1045 | show_tol_temp(target_temp) | |
1046 | ||
1047 | static ssize_t | |
1048 | store_target_temp(struct device *dev, struct device_attribute *attr, | |
1049 | const char *buf, size_t count) | |
1050 | { | |
1ea6dd38 | 1051 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
08c79950 RM |
1052 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1053 | int nr = sensor_attr->index; | |
1054 | u8 val = temp1_to_reg(simple_strtoul(buf, NULL, 10), 0, 127000); | |
1055 | ||
1056 | mutex_lock(&data->update_lock); | |
1057 | data->target_temp[nr] = val; | |
1ea6dd38 | 1058 | w83627ehf_write_value(data, W83627EHF_REG_TARGET[nr], val); |
08c79950 RM |
1059 | mutex_unlock(&data->update_lock); |
1060 | return count; | |
1061 | } | |
1062 | ||
1063 | static ssize_t | |
1064 | store_tolerance(struct device *dev, struct device_attribute *attr, | |
1065 | const char *buf, size_t count) | |
1066 | { | |
1ea6dd38 | 1067 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
08c79950 RM |
1068 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
1069 | int nr = sensor_attr->index; | |
1070 | u16 reg; | |
1071 | /* Limit the temp to 0C - 15C */ | |
1072 | u8 val = temp1_to_reg(simple_strtoul(buf, NULL, 10), 0, 15000); | |
1073 | ||
1074 | mutex_lock(&data->update_lock); | |
1ea6dd38 | 1075 | reg = w83627ehf_read_value(data, W83627EHF_REG_TOLERANCE[nr]); |
08c79950 RM |
1076 | data->tolerance[nr] = val; |
1077 | if (nr == 1) | |
1078 | reg = (reg & 0x0f) | (val << 4); | |
1079 | else | |
1080 | reg = (reg & 0xf0) | val; | |
1ea6dd38 | 1081 | w83627ehf_write_value(data, W83627EHF_REG_TOLERANCE[nr], reg); |
08c79950 RM |
1082 | mutex_unlock(&data->update_lock); |
1083 | return count; | |
1084 | } | |
1085 | ||
1086 | static struct sensor_device_attribute sda_pwm[] = { | |
1087 | SENSOR_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 0), | |
1088 | SENSOR_ATTR(pwm2, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 1), | |
1089 | SENSOR_ATTR(pwm3, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 2), | |
1090 | SENSOR_ATTR(pwm4, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 3), | |
1091 | }; | |
1092 | ||
1093 | static struct sensor_device_attribute sda_pwm_mode[] = { | |
1094 | SENSOR_ATTR(pwm1_mode, S_IWUSR | S_IRUGO, show_pwm_mode, | |
1095 | store_pwm_mode, 0), | |
1096 | SENSOR_ATTR(pwm2_mode, S_IWUSR | S_IRUGO, show_pwm_mode, | |
1097 | store_pwm_mode, 1), | |
1098 | SENSOR_ATTR(pwm3_mode, S_IWUSR | S_IRUGO, show_pwm_mode, | |
1099 | store_pwm_mode, 2), | |
1100 | SENSOR_ATTR(pwm4_mode, S_IWUSR | S_IRUGO, show_pwm_mode, | |
1101 | store_pwm_mode, 3), | |
1102 | }; | |
1103 | ||
1104 | static struct sensor_device_attribute sda_pwm_enable[] = { | |
1105 | SENSOR_ATTR(pwm1_enable, S_IWUSR | S_IRUGO, show_pwm_enable, | |
1106 | store_pwm_enable, 0), | |
1107 | SENSOR_ATTR(pwm2_enable, S_IWUSR | S_IRUGO, show_pwm_enable, | |
1108 | store_pwm_enable, 1), | |
1109 | SENSOR_ATTR(pwm3_enable, S_IWUSR | S_IRUGO, show_pwm_enable, | |
1110 | store_pwm_enable, 2), | |
1111 | SENSOR_ATTR(pwm4_enable, S_IWUSR | S_IRUGO, show_pwm_enable, | |
1112 | store_pwm_enable, 3), | |
1113 | }; | |
1114 | ||
1115 | static struct sensor_device_attribute sda_target_temp[] = { | |
1116 | SENSOR_ATTR(pwm1_target, S_IWUSR | S_IRUGO, show_target_temp, | |
1117 | store_target_temp, 0), | |
1118 | SENSOR_ATTR(pwm2_target, S_IWUSR | S_IRUGO, show_target_temp, | |
1119 | store_target_temp, 1), | |
1120 | SENSOR_ATTR(pwm3_target, S_IWUSR | S_IRUGO, show_target_temp, | |
1121 | store_target_temp, 2), | |
1122 | SENSOR_ATTR(pwm4_target, S_IWUSR | S_IRUGO, show_target_temp, | |
1123 | store_target_temp, 3), | |
1124 | }; | |
1125 | ||
1126 | static struct sensor_device_attribute sda_tolerance[] = { | |
1127 | SENSOR_ATTR(pwm1_tolerance, S_IWUSR | S_IRUGO, show_tolerance, | |
1128 | store_tolerance, 0), | |
1129 | SENSOR_ATTR(pwm2_tolerance, S_IWUSR | S_IRUGO, show_tolerance, | |
1130 | store_tolerance, 1), | |
1131 | SENSOR_ATTR(pwm3_tolerance, S_IWUSR | S_IRUGO, show_tolerance, | |
1132 | store_tolerance, 2), | |
1133 | SENSOR_ATTR(pwm4_tolerance, S_IWUSR | S_IRUGO, show_tolerance, | |
1134 | store_tolerance, 3), | |
1135 | }; | |
1136 | ||
08c79950 RM |
1137 | /* Smart Fan registers */ |
1138 | ||
1139 | #define fan_functions(reg, REG) \ | |
1140 | static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \ | |
1141 | char *buf) \ | |
1142 | { \ | |
1143 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ | |
1144 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ | |
1145 | int nr = sensor_attr->index; \ | |
1146 | return sprintf(buf, "%d\n", data->reg[nr]); \ | |
1147 | }\ | |
1148 | static ssize_t \ | |
1149 | store_##reg(struct device *dev, struct device_attribute *attr, \ | |
1150 | const char *buf, size_t count) \ | |
1151 | {\ | |
1ea6dd38 | 1152 | struct w83627ehf_data *data = dev_get_drvdata(dev); \ |
08c79950 RM |
1153 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
1154 | int nr = sensor_attr->index; \ | |
1155 | u32 val = SENSORS_LIMIT(simple_strtoul(buf, NULL, 10), 1, 255); \ | |
1156 | mutex_lock(&data->update_lock); \ | |
1157 | data->reg[nr] = val; \ | |
da2e0255 | 1158 | w83627ehf_write_value(data, data->REG_##REG[nr], val); \ |
08c79950 RM |
1159 | mutex_unlock(&data->update_lock); \ |
1160 | return count; \ | |
1161 | } | |
1162 | ||
41e9a062 DB |
1163 | fan_functions(fan_start_output, FAN_START_OUTPUT) |
1164 | fan_functions(fan_stop_output, FAN_STOP_OUTPUT) | |
1165 | fan_functions(fan_max_output, FAN_MAX_OUTPUT) | |
1166 | fan_functions(fan_step_output, FAN_STEP_OUTPUT) | |
08c79950 RM |
1167 | |
1168 | #define fan_time_functions(reg, REG) \ | |
1169 | static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \ | |
1170 | char *buf) \ | |
1171 | { \ | |
1172 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ | |
1173 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ | |
1174 | int nr = sensor_attr->index; \ | |
1175 | return sprintf(buf, "%d\n", \ | |
1176 | step_time_from_reg(data->reg[nr], data->pwm_mode[nr])); \ | |
1177 | } \ | |
1178 | \ | |
1179 | static ssize_t \ | |
1180 | store_##reg(struct device *dev, struct device_attribute *attr, \ | |
1181 | const char *buf, size_t count) \ | |
1182 | { \ | |
1ea6dd38 | 1183 | struct w83627ehf_data *data = dev_get_drvdata(dev); \ |
08c79950 RM |
1184 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
1185 | int nr = sensor_attr->index; \ | |
1186 | u8 val = step_time_to_reg(simple_strtoul(buf, NULL, 10), \ | |
1187 | data->pwm_mode[nr]); \ | |
1188 | mutex_lock(&data->update_lock); \ | |
1189 | data->reg[nr] = val; \ | |
1ea6dd38 | 1190 | w83627ehf_write_value(data, W83627EHF_REG_##REG[nr], val); \ |
08c79950 RM |
1191 | mutex_unlock(&data->update_lock); \ |
1192 | return count; \ | |
1193 | } \ | |
1194 | ||
1195 | fan_time_functions(fan_stop_time, FAN_STOP_TIME) | |
1196 | ||
1ea6dd38 DH |
1197 | static ssize_t show_name(struct device *dev, struct device_attribute *attr, |
1198 | char *buf) | |
1199 | { | |
1200 | struct w83627ehf_data *data = dev_get_drvdata(dev); | |
1201 | ||
1202 | return sprintf(buf, "%s\n", data->name); | |
1203 | } | |
1204 | static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); | |
08c79950 RM |
1205 | |
1206 | static struct sensor_device_attribute sda_sf3_arrays_fan4[] = { | |
1207 | SENSOR_ATTR(pwm4_stop_time, S_IWUSR | S_IRUGO, show_fan_stop_time, | |
1208 | store_fan_stop_time, 3), | |
41e9a062 DB |
1209 | SENSOR_ATTR(pwm4_start_output, S_IWUSR | S_IRUGO, show_fan_start_output, |
1210 | store_fan_start_output, 3), | |
1211 | SENSOR_ATTR(pwm4_stop_output, S_IWUSR | S_IRUGO, show_fan_stop_output, | |
1212 | store_fan_stop_output, 3), | |
1213 | SENSOR_ATTR(pwm4_max_output, S_IWUSR | S_IRUGO, show_fan_max_output, | |
1214 | store_fan_max_output, 3), | |
1215 | SENSOR_ATTR(pwm4_step_output, S_IWUSR | S_IRUGO, show_fan_step_output, | |
1216 | store_fan_step_output, 3), | |
08c79950 RM |
1217 | }; |
1218 | ||
1219 | static struct sensor_device_attribute sda_sf3_arrays[] = { | |
1220 | SENSOR_ATTR(pwm1_stop_time, S_IWUSR | S_IRUGO, show_fan_stop_time, | |
1221 | store_fan_stop_time, 0), | |
1222 | SENSOR_ATTR(pwm2_stop_time, S_IWUSR | S_IRUGO, show_fan_stop_time, | |
1223 | store_fan_stop_time, 1), | |
1224 | SENSOR_ATTR(pwm3_stop_time, S_IWUSR | S_IRUGO, show_fan_stop_time, | |
1225 | store_fan_stop_time, 2), | |
41e9a062 DB |
1226 | SENSOR_ATTR(pwm1_start_output, S_IWUSR | S_IRUGO, show_fan_start_output, |
1227 | store_fan_start_output, 0), | |
1228 | SENSOR_ATTR(pwm2_start_output, S_IWUSR | S_IRUGO, show_fan_start_output, | |
1229 | store_fan_start_output, 1), | |
1230 | SENSOR_ATTR(pwm3_start_output, S_IWUSR | S_IRUGO, show_fan_start_output, | |
1231 | store_fan_start_output, 2), | |
1232 | SENSOR_ATTR(pwm1_stop_output, S_IWUSR | S_IRUGO, show_fan_stop_output, | |
1233 | store_fan_stop_output, 0), | |
1234 | SENSOR_ATTR(pwm2_stop_output, S_IWUSR | S_IRUGO, show_fan_stop_output, | |
1235 | store_fan_stop_output, 1), | |
1236 | SENSOR_ATTR(pwm3_stop_output, S_IWUSR | S_IRUGO, show_fan_stop_output, | |
1237 | store_fan_stop_output, 2), | |
da2e0255 | 1238 | }; |
41e9a062 | 1239 | |
da2e0255 GR |
1240 | |
1241 | /* | |
1242 | * pwm1 and pwm3 don't support max and step settings on all chips. | |
1243 | * Need to check support while generating/removing attribute files. | |
1244 | */ | |
1245 | static struct sensor_device_attribute sda_sf3_max_step_arrays[] = { | |
1246 | SENSOR_ATTR(pwm1_max_output, S_IWUSR | S_IRUGO, show_fan_max_output, | |
1247 | store_fan_max_output, 0), | |
1248 | SENSOR_ATTR(pwm1_step_output, S_IWUSR | S_IRUGO, show_fan_step_output, | |
1249 | store_fan_step_output, 0), | |
41e9a062 DB |
1250 | SENSOR_ATTR(pwm2_max_output, S_IWUSR | S_IRUGO, show_fan_max_output, |
1251 | store_fan_max_output, 1), | |
1252 | SENSOR_ATTR(pwm2_step_output, S_IWUSR | S_IRUGO, show_fan_step_output, | |
1253 | store_fan_step_output, 1), | |
da2e0255 GR |
1254 | SENSOR_ATTR(pwm3_max_output, S_IWUSR | S_IRUGO, show_fan_max_output, |
1255 | store_fan_max_output, 2), | |
1256 | SENSOR_ATTR(pwm3_step_output, S_IWUSR | S_IRUGO, show_fan_step_output, | |
1257 | store_fan_step_output, 2), | |
08c79950 RM |
1258 | }; |
1259 | ||
fc18d6c0 JD |
1260 | static ssize_t |
1261 | show_vid(struct device *dev, struct device_attribute *attr, char *buf) | |
1262 | { | |
1263 | struct w83627ehf_data *data = dev_get_drvdata(dev); | |
1264 | return sprintf(buf, "%d\n", vid_from_reg(data->vid, data->vrm)); | |
1265 | } | |
1266 | static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL); | |
1267 | ||
08e7e278 | 1268 | /* |
1ea6dd38 | 1269 | * Driver and device management |
08e7e278 JD |
1270 | */ |
1271 | ||
c18beb5b DH |
1272 | static void w83627ehf_device_remove_files(struct device *dev) |
1273 | { | |
1274 | /* some entries in the following arrays may not have been used in | |
1275 | * device_create_file(), but device_remove_file() will ignore them */ | |
1276 | int i; | |
1ea6dd38 | 1277 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
c18beb5b DH |
1278 | |
1279 | for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays); i++) | |
1280 | device_remove_file(dev, &sda_sf3_arrays[i].dev_attr); | |
da2e0255 GR |
1281 | for (i = 0; i < ARRAY_SIZE(sda_sf3_max_step_arrays); i++) { |
1282 | struct sensor_device_attribute *attr = | |
1283 | &sda_sf3_max_step_arrays[i]; | |
1284 | if (data->REG_FAN_STEP_OUTPUT[attr->index] != 0xff) | |
1285 | device_remove_file(dev, &attr->dev_attr); | |
1286 | } | |
c18beb5b DH |
1287 | for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays_fan4); i++) |
1288 | device_remove_file(dev, &sda_sf3_arrays_fan4[i].dev_attr); | |
1ea6dd38 | 1289 | for (i = 0; i < data->in_num; i++) { |
a157d06d GJ |
1290 | if ((i == 6) && data->in6_skip) |
1291 | continue; | |
c18beb5b DH |
1292 | device_remove_file(dev, &sda_in_input[i].dev_attr); |
1293 | device_remove_file(dev, &sda_in_alarm[i].dev_attr); | |
1294 | device_remove_file(dev, &sda_in_min[i].dev_attr); | |
1295 | device_remove_file(dev, &sda_in_max[i].dev_attr); | |
1296 | } | |
1297 | for (i = 0; i < 5; i++) { | |
1298 | device_remove_file(dev, &sda_fan_input[i].dev_attr); | |
1299 | device_remove_file(dev, &sda_fan_alarm[i].dev_attr); | |
1300 | device_remove_file(dev, &sda_fan_div[i].dev_attr); | |
1301 | device_remove_file(dev, &sda_fan_min[i].dev_attr); | |
1302 | } | |
237c8d2f | 1303 | for (i = 0; i < data->pwm_num; i++) { |
c18beb5b DH |
1304 | device_remove_file(dev, &sda_pwm[i].dev_attr); |
1305 | device_remove_file(dev, &sda_pwm_mode[i].dev_attr); | |
1306 | device_remove_file(dev, &sda_pwm_enable[i].dev_attr); | |
1307 | device_remove_file(dev, &sda_target_temp[i].dev_attr); | |
1308 | device_remove_file(dev, &sda_tolerance[i].dev_attr); | |
1309 | } | |
a157d06d GJ |
1310 | for (i = 0; i < 3; i++) { |
1311 | if ((i == 2) && data->temp3_disable) | |
1312 | continue; | |
1313 | device_remove_file(dev, &sda_temp_input[i].dev_attr); | |
1314 | device_remove_file(dev, &sda_temp_max[i].dev_attr); | |
1315 | device_remove_file(dev, &sda_temp_max_hyst[i].dev_attr); | |
1316 | device_remove_file(dev, &sda_temp_alarm[i].dev_attr); | |
1317 | device_remove_file(dev, &sda_temp_type[i].dev_attr); | |
1318 | } | |
c18beb5b | 1319 | |
1ea6dd38 | 1320 | device_remove_file(dev, &dev_attr_name); |
cbe311f2 | 1321 | device_remove_file(dev, &dev_attr_cpu0_vid); |
1ea6dd38 | 1322 | } |
08e7e278 | 1323 | |
1ea6dd38 DH |
1324 | /* Get the monitoring functions started */ |
1325 | static inline void __devinit w83627ehf_init_device(struct w83627ehf_data *data) | |
08e7e278 JD |
1326 | { |
1327 | int i; | |
da667365 | 1328 | u8 tmp, diode; |
08e7e278 JD |
1329 | |
1330 | /* Start monitoring is needed */ | |
1ea6dd38 | 1331 | tmp = w83627ehf_read_value(data, W83627EHF_REG_CONFIG); |
08e7e278 | 1332 | if (!(tmp & 0x01)) |
1ea6dd38 | 1333 | w83627ehf_write_value(data, W83627EHF_REG_CONFIG, |
08e7e278 JD |
1334 | tmp | 0x01); |
1335 | ||
1336 | /* Enable temp2 and temp3 if needed */ | |
1337 | for (i = 0; i < 2; i++) { | |
1ea6dd38 | 1338 | tmp = w83627ehf_read_value(data, |
08e7e278 | 1339 | W83627EHF_REG_TEMP_CONFIG[i]); |
a157d06d GJ |
1340 | if ((i == 1) && data->temp3_disable) |
1341 | continue; | |
08e7e278 | 1342 | if (tmp & 0x01) |
1ea6dd38 | 1343 | w83627ehf_write_value(data, |
08e7e278 JD |
1344 | W83627EHF_REG_TEMP_CONFIG[i], |
1345 | tmp & 0xfe); | |
1346 | } | |
d3130f0e JD |
1347 | |
1348 | /* Enable VBAT monitoring if needed */ | |
1349 | tmp = w83627ehf_read_value(data, W83627EHF_REG_VBAT); | |
1350 | if (!(tmp & 0x01)) | |
1351 | w83627ehf_write_value(data, W83627EHF_REG_VBAT, tmp | 0x01); | |
da667365 JD |
1352 | |
1353 | /* Get thermal sensor types */ | |
1354 | diode = w83627ehf_read_value(data, W83627EHF_REG_DIODE); | |
1355 | for (i = 0; i < 3; i++) { | |
1356 | if ((tmp & (0x02 << i))) | |
1357 | data->temp_type[i] = (diode & (0x10 << i)) ? 1 : 2; | |
1358 | else | |
1359 | data->temp_type[i] = 4; /* thermistor */ | |
1360 | } | |
08e7e278 JD |
1361 | } |
1362 | ||
1ea6dd38 | 1363 | static int __devinit w83627ehf_probe(struct platform_device *pdev) |
08e7e278 | 1364 | { |
1ea6dd38 DH |
1365 | struct device *dev = &pdev->dev; |
1366 | struct w83627ehf_sio_data *sio_data = dev->platform_data; | |
08e7e278 | 1367 | struct w83627ehf_data *data; |
1ea6dd38 | 1368 | struct resource *res; |
fc18d6c0 | 1369 | u8 fan4pin, fan5pin, en_vrm10; |
08e7e278 JD |
1370 | int i, err = 0; |
1371 | ||
1ea6dd38 DH |
1372 | res = platform_get_resource(pdev, IORESOURCE_IO, 0); |
1373 | if (!request_region(res->start, IOREGION_LENGTH, DRVNAME)) { | |
08e7e278 | 1374 | err = -EBUSY; |
1ea6dd38 DH |
1375 | dev_err(dev, "Failed to request region 0x%lx-0x%lx\n", |
1376 | (unsigned long)res->start, | |
1377 | (unsigned long)res->start + IOREGION_LENGTH - 1); | |
08e7e278 JD |
1378 | goto exit; |
1379 | } | |
1380 | ||
ba9c2e8d | 1381 | if (!(data = kzalloc(sizeof(struct w83627ehf_data), GFP_KERNEL))) { |
08e7e278 JD |
1382 | err = -ENOMEM; |
1383 | goto exit_release; | |
1384 | } | |
08e7e278 | 1385 | |
1ea6dd38 | 1386 | data->addr = res->start; |
9a61bf63 | 1387 | mutex_init(&data->lock); |
9a61bf63 | 1388 | mutex_init(&data->update_lock); |
1ea6dd38 DH |
1389 | data->name = w83627ehf_device_names[sio_data->kind]; |
1390 | platform_set_drvdata(pdev, data); | |
08e7e278 | 1391 | |
237c8d2f GJ |
1392 | /* 627EHG and 627EHF have 10 voltage inputs; 627DHG and 667HG have 9 */ |
1393 | data->in_num = (sio_data->kind == w83627ehf) ? 10 : 9; | |
1394 | /* 667HG has 3 pwms */ | |
c39aedaf GR |
1395 | data->pwm_num = (sio_data->kind == w83667hg |
1396 | || sio_data->kind == w83667hg_b) ? 3 : 4; | |
08e7e278 | 1397 | |
a157d06d | 1398 | /* Check temp3 configuration bit for 667HG */ |
c39aedaf | 1399 | if (sio_data->kind == w83667hg || sio_data->kind == w83667hg_b) { |
a157d06d GJ |
1400 | data->temp3_disable = w83627ehf_read_value(data, |
1401 | W83627EHF_REG_TEMP_CONFIG[1]) & 0x01; | |
1402 | data->in6_skip = !data->temp3_disable; | |
1403 | } | |
1404 | ||
da2e0255 GR |
1405 | data->REG_FAN_START_OUTPUT = W83627EHF_REG_FAN_START_OUTPUT; |
1406 | data->REG_FAN_STOP_OUTPUT = W83627EHF_REG_FAN_STOP_OUTPUT; | |
c39aedaf GR |
1407 | if (sio_data->kind == w83667hg_b) { |
1408 | data->REG_FAN_MAX_OUTPUT = | |
1409 | W83627EHF_REG_FAN_MAX_OUTPUT_W83667_B; | |
1410 | data->REG_FAN_STEP_OUTPUT = | |
1411 | W83627EHF_REG_FAN_STEP_OUTPUT_W83667_B; | |
1412 | } else { | |
1413 | data->REG_FAN_MAX_OUTPUT = | |
1414 | W83627EHF_REG_FAN_MAX_OUTPUT_COMMON; | |
1415 | data->REG_FAN_STEP_OUTPUT = | |
1416 | W83627EHF_REG_FAN_STEP_OUTPUT_COMMON; | |
1417 | } | |
da2e0255 | 1418 | |
08e7e278 | 1419 | /* Initialize the chip */ |
1ea6dd38 | 1420 | w83627ehf_init_device(data); |
08e7e278 | 1421 | |
fc18d6c0 JD |
1422 | data->vrm = vid_which_vrm(); |
1423 | superio_enter(sio_data->sioreg); | |
fc18d6c0 | 1424 | /* Read VID value */ |
c39aedaf | 1425 | if (sio_data->kind == w83667hg || sio_data->kind == w83667hg_b) { |
237c8d2f GJ |
1426 | /* W83667HG has different pins for VID input and output, so |
1427 | we can get the VID input values directly at logical device D | |
1428 | 0xe3. */ | |
1429 | superio_select(sio_data->sioreg, W83667HG_LD_VID); | |
1430 | data->vid = superio_inb(sio_data->sioreg, 0xe3); | |
cbe311f2 JD |
1431 | err = device_create_file(dev, &dev_attr_cpu0_vid); |
1432 | if (err) | |
1433 | goto exit_release; | |
58e6e781 | 1434 | } else { |
237c8d2f GJ |
1435 | superio_select(sio_data->sioreg, W83627EHF_LD_HWM); |
1436 | if (superio_inb(sio_data->sioreg, SIO_REG_VID_CTRL) & 0x80) { | |
1437 | /* Set VID input sensibility if needed. In theory the | |
1438 | BIOS should have set it, but in practice it's not | |
1439 | always the case. We only do it for the W83627EHF/EHG | |
1440 | because the W83627DHG is more complex in this | |
1441 | respect. */ | |
1442 | if (sio_data->kind == w83627ehf) { | |
1443 | en_vrm10 = superio_inb(sio_data->sioreg, | |
1444 | SIO_REG_EN_VRM10); | |
1445 | if ((en_vrm10 & 0x08) && data->vrm == 90) { | |
1446 | dev_warn(dev, "Setting VID input " | |
1447 | "voltage to TTL\n"); | |
1448 | superio_outb(sio_data->sioreg, | |
1449 | SIO_REG_EN_VRM10, | |
1450 | en_vrm10 & ~0x08); | |
1451 | } else if (!(en_vrm10 & 0x08) | |
1452 | && data->vrm == 100) { | |
1453 | dev_warn(dev, "Setting VID input " | |
1454 | "voltage to VRM10\n"); | |
1455 | superio_outb(sio_data->sioreg, | |
1456 | SIO_REG_EN_VRM10, | |
1457 | en_vrm10 | 0x08); | |
1458 | } | |
1459 | } | |
1460 | ||
1461 | data->vid = superio_inb(sio_data->sioreg, | |
1462 | SIO_REG_VID_DATA); | |
1463 | if (sio_data->kind == w83627ehf) /* 6 VID pins only */ | |
1464 | data->vid &= 0x3f; | |
1465 | ||
1466 | err = device_create_file(dev, &dev_attr_cpu0_vid); | |
1467 | if (err) | |
1468 | goto exit_release; | |
1469 | } else { | |
1470 | dev_info(dev, "VID pins in output mode, CPU VID not " | |
1471 | "available\n"); | |
1472 | } | |
fc18d6c0 JD |
1473 | } |
1474 | ||
08c79950 | 1475 | /* fan4 and fan5 share some pins with the GPIO and serial flash */ |
c39aedaf | 1476 | if (sio_data->kind == w83667hg || sio_data->kind == w83667hg_b) { |
237c8d2f GJ |
1477 | fan5pin = superio_inb(sio_data->sioreg, 0x27) & 0x20; |
1478 | fan4pin = superio_inb(sio_data->sioreg, 0x27) & 0x40; | |
1479 | } else { | |
1480 | fan5pin = !(superio_inb(sio_data->sioreg, 0x24) & 0x02); | |
1481 | fan4pin = !(superio_inb(sio_data->sioreg, 0x29) & 0x06); | |
1482 | } | |
1ea6dd38 | 1483 | superio_exit(sio_data->sioreg); |
08c79950 | 1484 | |
08e7e278 | 1485 | /* It looks like fan4 and fan5 pins can be alternatively used |
14992c7e RM |
1486 | as fan on/off switches, but fan5 control is write only :/ |
1487 | We assume that if the serial interface is disabled, designers | |
1488 | connected fan5 as input unless they are emitting log 1, which | |
1489 | is not the default. */ | |
08c79950 | 1490 | |
08e7e278 | 1491 | data->has_fan = 0x07; /* fan1, fan2 and fan3 */ |
1ea6dd38 | 1492 | i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV1); |
1704b26e | 1493 | if ((i & (1 << 2)) && fan4pin) |
08e7e278 | 1494 | data->has_fan |= (1 << 3); |
1704b26e | 1495 | if (!(i & (1 << 1)) && fan5pin) |
08e7e278 JD |
1496 | data->has_fan |= (1 << 4); |
1497 | ||
ea7be66c MH |
1498 | /* Read fan clock dividers immediately */ |
1499 | w83627ehf_update_fan_div(data); | |
1500 | ||
08e7e278 | 1501 | /* Register sysfs hooks */ |
08c79950 | 1502 | for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays); i++) |
c18beb5b DH |
1503 | if ((err = device_create_file(dev, |
1504 | &sda_sf3_arrays[i].dev_attr))) | |
1505 | goto exit_remove; | |
08c79950 | 1506 | |
da2e0255 GR |
1507 | for (i = 0; i < ARRAY_SIZE(sda_sf3_max_step_arrays); i++) { |
1508 | struct sensor_device_attribute *attr = | |
1509 | &sda_sf3_max_step_arrays[i]; | |
1510 | if (data->REG_FAN_STEP_OUTPUT[attr->index] != 0xff) { | |
1511 | err = device_create_file(dev, &attr->dev_attr); | |
1512 | if (err) | |
1513 | goto exit_remove; | |
1514 | } | |
1515 | } | |
08c79950 | 1516 | /* if fan4 is enabled create the sf3 files for it */ |
237c8d2f | 1517 | if ((data->has_fan & (1 << 3)) && data->pwm_num >= 4) |
c18beb5b DH |
1518 | for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays_fan4); i++) { |
1519 | if ((err = device_create_file(dev, | |
1520 | &sda_sf3_arrays_fan4[i].dev_attr))) | |
1521 | goto exit_remove; | |
1522 | } | |
08c79950 | 1523 | |
a157d06d GJ |
1524 | for (i = 0; i < data->in_num; i++) { |
1525 | if ((i == 6) && data->in6_skip) | |
1526 | continue; | |
c18beb5b DH |
1527 | if ((err = device_create_file(dev, &sda_in_input[i].dev_attr)) |
1528 | || (err = device_create_file(dev, | |
1529 | &sda_in_alarm[i].dev_attr)) | |
1530 | || (err = device_create_file(dev, | |
1531 | &sda_in_min[i].dev_attr)) | |
1532 | || (err = device_create_file(dev, | |
1533 | &sda_in_max[i].dev_attr))) | |
1534 | goto exit_remove; | |
a157d06d | 1535 | } |
cf0676fe | 1536 | |
412fec82 | 1537 | for (i = 0; i < 5; i++) { |
08c79950 | 1538 | if (data->has_fan & (1 << i)) { |
c18beb5b DH |
1539 | if ((err = device_create_file(dev, |
1540 | &sda_fan_input[i].dev_attr)) | |
1541 | || (err = device_create_file(dev, | |
1542 | &sda_fan_alarm[i].dev_attr)) | |
1543 | || (err = device_create_file(dev, | |
1544 | &sda_fan_div[i].dev_attr)) | |
1545 | || (err = device_create_file(dev, | |
1546 | &sda_fan_min[i].dev_attr))) | |
1547 | goto exit_remove; | |
237c8d2f | 1548 | if (i < data->pwm_num && |
c18beb5b DH |
1549 | ((err = device_create_file(dev, |
1550 | &sda_pwm[i].dev_attr)) | |
1551 | || (err = device_create_file(dev, | |
1552 | &sda_pwm_mode[i].dev_attr)) | |
1553 | || (err = device_create_file(dev, | |
1554 | &sda_pwm_enable[i].dev_attr)) | |
1555 | || (err = device_create_file(dev, | |
1556 | &sda_target_temp[i].dev_attr)) | |
1557 | || (err = device_create_file(dev, | |
1558 | &sda_tolerance[i].dev_attr)))) | |
1559 | goto exit_remove; | |
08c79950 | 1560 | } |
08e7e278 | 1561 | } |
08c79950 | 1562 | |
a157d06d GJ |
1563 | for (i = 0; i < 3; i++) { |
1564 | if ((i == 2) && data->temp3_disable) | |
1565 | continue; | |
1566 | if ((err = device_create_file(dev, | |
1567 | &sda_temp_input[i].dev_attr)) | |
1568 | || (err = device_create_file(dev, | |
1569 | &sda_temp_max[i].dev_attr)) | |
1570 | || (err = device_create_file(dev, | |
1571 | &sda_temp_max_hyst[i].dev_attr)) | |
1572 | || (err = device_create_file(dev, | |
1573 | &sda_temp_alarm[i].dev_attr)) | |
1574 | || (err = device_create_file(dev, | |
1575 | &sda_temp_type[i].dev_attr))) | |
c18beb5b | 1576 | goto exit_remove; |
a157d06d | 1577 | } |
c18beb5b | 1578 | |
1ea6dd38 DH |
1579 | err = device_create_file(dev, &dev_attr_name); |
1580 | if (err) | |
1581 | goto exit_remove; | |
1582 | ||
1beeffe4 TJ |
1583 | data->hwmon_dev = hwmon_device_register(dev); |
1584 | if (IS_ERR(data->hwmon_dev)) { | |
1585 | err = PTR_ERR(data->hwmon_dev); | |
c18beb5b DH |
1586 | goto exit_remove; |
1587 | } | |
08e7e278 JD |
1588 | |
1589 | return 0; | |
1590 | ||
c18beb5b DH |
1591 | exit_remove: |
1592 | w83627ehf_device_remove_files(dev); | |
08e7e278 | 1593 | kfree(data); |
1ea6dd38 | 1594 | platform_set_drvdata(pdev, NULL); |
08e7e278 | 1595 | exit_release: |
1ea6dd38 | 1596 | release_region(res->start, IOREGION_LENGTH); |
08e7e278 JD |
1597 | exit: |
1598 | return err; | |
1599 | } | |
1600 | ||
1ea6dd38 | 1601 | static int __devexit w83627ehf_remove(struct platform_device *pdev) |
08e7e278 | 1602 | { |
1ea6dd38 | 1603 | struct w83627ehf_data *data = platform_get_drvdata(pdev); |
08e7e278 | 1604 | |
1beeffe4 | 1605 | hwmon_device_unregister(data->hwmon_dev); |
1ea6dd38 DH |
1606 | w83627ehf_device_remove_files(&pdev->dev); |
1607 | release_region(data->addr, IOREGION_LENGTH); | |
1608 | platform_set_drvdata(pdev, NULL); | |
943b0830 | 1609 | kfree(data); |
08e7e278 JD |
1610 | |
1611 | return 0; | |
1612 | } | |
1613 | ||
1ea6dd38 | 1614 | static struct platform_driver w83627ehf_driver = { |
cdaf7934 | 1615 | .driver = { |
87218842 | 1616 | .owner = THIS_MODULE, |
1ea6dd38 | 1617 | .name = DRVNAME, |
cdaf7934 | 1618 | }, |
1ea6dd38 DH |
1619 | .probe = w83627ehf_probe, |
1620 | .remove = __devexit_p(w83627ehf_remove), | |
08e7e278 JD |
1621 | }; |
1622 | ||
1ea6dd38 DH |
1623 | /* w83627ehf_find() looks for a '627 in the Super-I/O config space */ |
1624 | static int __init w83627ehf_find(int sioaddr, unsigned short *addr, | |
1625 | struct w83627ehf_sio_data *sio_data) | |
08e7e278 | 1626 | { |
1ea6dd38 DH |
1627 | static const char __initdata sio_name_W83627EHF[] = "W83627EHF"; |
1628 | static const char __initdata sio_name_W83627EHG[] = "W83627EHG"; | |
1629 | static const char __initdata sio_name_W83627DHG[] = "W83627DHG"; | |
c1e48dce | 1630 | static const char __initdata sio_name_W83627DHG_P[] = "W83627DHG-P"; |
237c8d2f | 1631 | static const char __initdata sio_name_W83667HG[] = "W83667HG"; |
c39aedaf | 1632 | static const char __initdata sio_name_W83667HG_B[] = "W83667HG-B"; |
1ea6dd38 | 1633 | |
08e7e278 | 1634 | u16 val; |
1ea6dd38 | 1635 | const char *sio_name; |
08e7e278 | 1636 | |
1ea6dd38 | 1637 | superio_enter(sioaddr); |
08e7e278 | 1638 | |
67b671bc JD |
1639 | if (force_id) |
1640 | val = force_id; | |
1641 | else | |
1642 | val = (superio_inb(sioaddr, SIO_REG_DEVID) << 8) | |
1643 | | superio_inb(sioaddr, SIO_REG_DEVID + 1); | |
657c93b1 | 1644 | switch (val & SIO_ID_MASK) { |
657c93b1 | 1645 | case SIO_W83627EHF_ID: |
1ea6dd38 DH |
1646 | sio_data->kind = w83627ehf; |
1647 | sio_name = sio_name_W83627EHF; | |
1648 | break; | |
657c93b1 | 1649 | case SIO_W83627EHG_ID: |
1ea6dd38 DH |
1650 | sio_data->kind = w83627ehf; |
1651 | sio_name = sio_name_W83627EHG; | |
1652 | break; | |
1653 | case SIO_W83627DHG_ID: | |
1654 | sio_data->kind = w83627dhg; | |
1655 | sio_name = sio_name_W83627DHG; | |
657c93b1 | 1656 | break; |
c1e48dce JD |
1657 | case SIO_W83627DHG_P_ID: |
1658 | sio_data->kind = w83627dhg_p; | |
1659 | sio_name = sio_name_W83627DHG_P; | |
1660 | break; | |
237c8d2f GJ |
1661 | case SIO_W83667HG_ID: |
1662 | sio_data->kind = w83667hg; | |
1663 | sio_name = sio_name_W83667HG; | |
1664 | break; | |
c39aedaf GR |
1665 | case SIO_W83667HG_B_ID: |
1666 | sio_data->kind = w83667hg_b; | |
1667 | sio_name = sio_name_W83667HG_B; | |
1668 | break; | |
657c93b1 | 1669 | default: |
9f66036b JD |
1670 | if (val != 0xffff) |
1671 | pr_debug(DRVNAME ": unsupported chip ID: 0x%04x\n", | |
1672 | val); | |
1ea6dd38 | 1673 | superio_exit(sioaddr); |
08e7e278 JD |
1674 | return -ENODEV; |
1675 | } | |
1676 | ||
1ea6dd38 DH |
1677 | /* We have a known chip, find the HWM I/O address */ |
1678 | superio_select(sioaddr, W83627EHF_LD_HWM); | |
1679 | val = (superio_inb(sioaddr, SIO_REG_ADDR) << 8) | |
1680 | | superio_inb(sioaddr, SIO_REG_ADDR + 1); | |
1a641fce | 1681 | *addr = val & IOREGION_ALIGNMENT; |
2d8672c5 | 1682 | if (*addr == 0) { |
475ef855 DH |
1683 | printk(KERN_ERR DRVNAME ": Refusing to enable a Super-I/O " |
1684 | "device with a base I/O port 0.\n"); | |
1ea6dd38 | 1685 | superio_exit(sioaddr); |
08e7e278 JD |
1686 | return -ENODEV; |
1687 | } | |
1688 | ||
1689 | /* Activate logical device if needed */ | |
1ea6dd38 | 1690 | val = superio_inb(sioaddr, SIO_REG_ENABLE); |
475ef855 DH |
1691 | if (!(val & 0x01)) { |
1692 | printk(KERN_WARNING DRVNAME ": Forcibly enabling Super-I/O. " | |
1693 | "Sensor is probably unusable.\n"); | |
1ea6dd38 | 1694 | superio_outb(sioaddr, SIO_REG_ENABLE, val | 0x01); |
475ef855 | 1695 | } |
1ea6dd38 DH |
1696 | |
1697 | superio_exit(sioaddr); | |
1698 | pr_info(DRVNAME ": Found %s chip at %#x\n", sio_name, *addr); | |
1699 | sio_data->sioreg = sioaddr; | |
08e7e278 | 1700 | |
08e7e278 JD |
1701 | return 0; |
1702 | } | |
1703 | ||
1ea6dd38 DH |
1704 | /* when Super-I/O functions move to a separate file, the Super-I/O |
1705 | * bus will manage the lifetime of the device and this module will only keep | |
1706 | * track of the w83627ehf driver. But since we platform_device_alloc(), we | |
1707 | * must keep track of the device */ | |
1708 | static struct platform_device *pdev; | |
1709 | ||
08e7e278 JD |
1710 | static int __init sensors_w83627ehf_init(void) |
1711 | { | |
1ea6dd38 DH |
1712 | int err; |
1713 | unsigned short address; | |
1714 | struct resource res; | |
1715 | struct w83627ehf_sio_data sio_data; | |
1716 | ||
1717 | /* initialize sio_data->kind and sio_data->sioreg. | |
1718 | * | |
1719 | * when Super-I/O functions move to a separate file, the Super-I/O | |
1720 | * driver will probe 0x2e and 0x4e and auto-detect the presence of a | |
1721 | * w83627ehf hardware monitor, and call probe() */ | |
1722 | if (w83627ehf_find(0x2e, &address, &sio_data) && | |
1723 | w83627ehf_find(0x4e, &address, &sio_data)) | |
08e7e278 JD |
1724 | return -ENODEV; |
1725 | ||
1ea6dd38 DH |
1726 | err = platform_driver_register(&w83627ehf_driver); |
1727 | if (err) | |
1728 | goto exit; | |
1729 | ||
1730 | if (!(pdev = platform_device_alloc(DRVNAME, address))) { | |
1731 | err = -ENOMEM; | |
1732 | printk(KERN_ERR DRVNAME ": Device allocation failed\n"); | |
1733 | goto exit_unregister; | |
1734 | } | |
1735 | ||
1736 | err = platform_device_add_data(pdev, &sio_data, | |
1737 | sizeof(struct w83627ehf_sio_data)); | |
1738 | if (err) { | |
1739 | printk(KERN_ERR DRVNAME ": Platform data allocation failed\n"); | |
1740 | goto exit_device_put; | |
1741 | } | |
1742 | ||
1743 | memset(&res, 0, sizeof(res)); | |
1744 | res.name = DRVNAME; | |
1745 | res.start = address + IOREGION_OFFSET; | |
1746 | res.end = address + IOREGION_OFFSET + IOREGION_LENGTH - 1; | |
1747 | res.flags = IORESOURCE_IO; | |
b9acb64a JD |
1748 | |
1749 | err = acpi_check_resource_conflict(&res); | |
1750 | if (err) | |
18632f84 | 1751 | goto exit_device_put; |
b9acb64a | 1752 | |
1ea6dd38 DH |
1753 | err = platform_device_add_resources(pdev, &res, 1); |
1754 | if (err) { | |
1755 | printk(KERN_ERR DRVNAME ": Device resource addition failed " | |
1756 | "(%d)\n", err); | |
1757 | goto exit_device_put; | |
1758 | } | |
1759 | ||
1760 | /* platform_device_add calls probe() */ | |
1761 | err = platform_device_add(pdev); | |
1762 | if (err) { | |
1763 | printk(KERN_ERR DRVNAME ": Device addition failed (%d)\n", | |
1764 | err); | |
1765 | goto exit_device_put; | |
1766 | } | |
1767 | ||
1768 | return 0; | |
1769 | ||
1770 | exit_device_put: | |
1771 | platform_device_put(pdev); | |
1772 | exit_unregister: | |
1773 | platform_driver_unregister(&w83627ehf_driver); | |
1774 | exit: | |
1775 | return err; | |
08e7e278 JD |
1776 | } |
1777 | ||
1778 | static void __exit sensors_w83627ehf_exit(void) | |
1779 | { | |
1ea6dd38 DH |
1780 | platform_device_unregister(pdev); |
1781 | platform_driver_unregister(&w83627ehf_driver); | |
08e7e278 JD |
1782 | } |
1783 | ||
1784 | MODULE_AUTHOR("Jean Delvare <khali@linux-fr.org>"); | |
1785 | MODULE_DESCRIPTION("W83627EHF driver"); | |
1786 | MODULE_LICENSE("GPL"); | |
1787 | ||
1788 | module_init(sensors_w83627ehf_init); | |
1789 | module_exit(sensors_w83627ehf_exit); |