Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 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> |
Jean Delvare | 3379cee | 2006-09-24 21:25:52 +0200 | [diff] [blame] | 5 | Copyright (C) 2006 Yuan Mu (Winbond), |
Jean Delvare | 7188cc6 | 2006-12-12 18:18:30 +0100 | [diff] [blame] | 6 | Rudolf Marek <r.marek@assembler.cz> |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 7 | David Hubbard <david.c.hubbard@gmail.com> |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 8 | |
| 9 | Shamelessly ripped from the w83627hf driver |
| 10 | Copyright (C) 2003 Mark Studebaker |
| 11 | |
| 12 | Thanks to Leon Moonen, Steve Cliffe and Grant Coady for their help |
| 13 | in testing and debugging this driver. |
| 14 | |
Jean Delvare | 8dd2d2c | 2005-07-27 21:33:15 +0200 | [diff] [blame] | 15 | This driver also supports the W83627EHG, which is the lead-free |
| 16 | version of the W83627EHF. |
| 17 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 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 | |
David Hubbard | 657c93b | 2007-02-14 21:15:04 +0100 | [diff] [blame] | 35 | Chip #vin #fan #pwm #temp chip IDs man ID |
| 36 | w83627ehf 10 5 4 3 0x8850 0x88 0x5ca3 |
| 37 | 0x8860 0xa1 |
| 38 | w83627dhg 9 5 4 3 0xa020 0xc1 0x5ca3 |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 39 | w83667hg 9 5 3 3 0xa510 0xc1 0x5ca3 |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 40 | */ |
| 41 | |
| 42 | #include <linux/module.h> |
| 43 | #include <linux/init.h> |
| 44 | #include <linux/slab.h> |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 45 | #include <linux/jiffies.h> |
| 46 | #include <linux/platform_device.h> |
Mark M. Hoffman | 943b083 | 2005-07-15 21:39:18 -0400 | [diff] [blame] | 47 | #include <linux/hwmon.h> |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 48 | #include <linux/hwmon-sysfs.h> |
Jean Delvare | fc18d6c | 2007-06-24 11:19:42 +0200 | [diff] [blame] | 49 | #include <linux/hwmon-vid.h> |
Mark M. Hoffman | 943b083 | 2005-07-15 21:39:18 -0400 | [diff] [blame] | 50 | #include <linux/err.h> |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 51 | #include <linux/mutex.h> |
Jean Delvare | b9acb64 | 2009-01-07 16:37:35 +0100 | [diff] [blame] | 52 | #include <linux/acpi.h> |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 53 | #include <asm/io.h> |
| 54 | #include "lm75.h" |
| 55 | |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 56 | enum kinds { w83627ehf, w83627dhg, w83667hg }; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 57 | |
| 58 | /* used to set data->name = w83627ehf_device_names[data->sio_kind] */ |
| 59 | static const char * w83627ehf_device_names[] = { |
| 60 | "w83627ehf", |
| 61 | "w83627dhg", |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 62 | "w83667hg", |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 63 | }; |
| 64 | |
Jean Delvare | 67b671b | 2007-12-06 23:13:42 +0100 | [diff] [blame] | 65 | static unsigned short force_id; |
| 66 | module_param(force_id, ushort, 0); |
| 67 | MODULE_PARM_DESC(force_id, "Override the detected device ID"); |
| 68 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 69 | #define DRVNAME "w83627ehf" |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 70 | |
| 71 | /* |
| 72 | * Super-I/O constants and functions |
| 73 | */ |
| 74 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 75 | #define W83627EHF_LD_HWM 0x0b |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 76 | #define W83667HG_LD_VID 0x0d |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 77 | |
| 78 | #define SIO_REG_LDSEL 0x07 /* Logical device select */ |
| 79 | #define SIO_REG_DEVID 0x20 /* Device ID (2 bytes) */ |
Jean Delvare | fc18d6c | 2007-06-24 11:19:42 +0200 | [diff] [blame] | 80 | #define SIO_REG_EN_VRM10 0x2C /* GPIO3, GPIO4 selection */ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 81 | #define SIO_REG_ENABLE 0x30 /* Logical device enable */ |
| 82 | #define SIO_REG_ADDR 0x60 /* Logical device address (2 bytes) */ |
Jean Delvare | fc18d6c | 2007-06-24 11:19:42 +0200 | [diff] [blame] | 83 | #define SIO_REG_VID_CTRL 0xF0 /* VID control */ |
| 84 | #define SIO_REG_VID_DATA 0xF1 /* VID data */ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 85 | |
David Hubbard | 657c93b | 2007-02-14 21:15:04 +0100 | [diff] [blame] | 86 | #define SIO_W83627EHF_ID 0x8850 |
| 87 | #define SIO_W83627EHG_ID 0x8860 |
| 88 | #define SIO_W83627DHG_ID 0xa020 |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 89 | #define SIO_W83667HG_ID 0xa510 |
David Hubbard | 657c93b | 2007-02-14 21:15:04 +0100 | [diff] [blame] | 90 | #define SIO_ID_MASK 0xFFF0 |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 91 | |
| 92 | static inline void |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 93 | superio_outb(int ioreg, int reg, int val) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 94 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 95 | outb(reg, ioreg); |
| 96 | outb(val, ioreg + 1); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 97 | } |
| 98 | |
| 99 | static inline int |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 100 | superio_inb(int ioreg, int reg) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 101 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 102 | outb(reg, ioreg); |
| 103 | return inb(ioreg + 1); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 104 | } |
| 105 | |
| 106 | static inline void |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 107 | superio_select(int ioreg, int ld) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 108 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 109 | outb(SIO_REG_LDSEL, ioreg); |
| 110 | outb(ld, ioreg + 1); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 111 | } |
| 112 | |
| 113 | static inline void |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 114 | superio_enter(int ioreg) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 115 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 116 | outb(0x87, ioreg); |
| 117 | outb(0x87, ioreg); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 118 | } |
| 119 | |
| 120 | static inline void |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 121 | superio_exit(int ioreg) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 122 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 123 | outb(0x02, ioreg); |
| 124 | outb(0x02, ioreg + 1); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 125 | } |
| 126 | |
| 127 | /* |
| 128 | * ISA constants |
| 129 | */ |
| 130 | |
Jean Delvare | 1a641fc | 2007-04-23 14:41:16 -0700 | [diff] [blame] | 131 | #define IOREGION_ALIGNMENT ~7 |
| 132 | #define IOREGION_OFFSET 5 |
| 133 | #define IOREGION_LENGTH 2 |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 134 | #define ADDR_REG_OFFSET 0 |
| 135 | #define DATA_REG_OFFSET 1 |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 136 | |
| 137 | #define W83627EHF_REG_BANK 0x4E |
| 138 | #define W83627EHF_REG_CONFIG 0x40 |
David Hubbard | 657c93b | 2007-02-14 21:15:04 +0100 | [diff] [blame] | 139 | |
| 140 | /* Not currently used: |
| 141 | * REG_MAN_ID has the value 0x5ca3 for all supported chips. |
| 142 | * REG_CHIP_ID == 0x88/0xa1/0xc1 depending on chip model. |
| 143 | * REG_MAN_ID is at port 0x4f |
| 144 | * REG_CHIP_ID is at port 0x58 */ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 145 | |
| 146 | static const u16 W83627EHF_REG_FAN[] = { 0x28, 0x29, 0x2a, 0x3f, 0x553 }; |
| 147 | static const u16 W83627EHF_REG_FAN_MIN[] = { 0x3b, 0x3c, 0x3d, 0x3e, 0x55c }; |
| 148 | |
Rudolf Marek | cf0676f | 2006-03-23 16:25:22 +0100 | [diff] [blame] | 149 | /* The W83627EHF registers for nr=7,8,9 are in bank 5 */ |
| 150 | #define W83627EHF_REG_IN_MAX(nr) ((nr < 7) ? (0x2b + (nr) * 2) : \ |
| 151 | (0x554 + (((nr) - 7) * 2))) |
| 152 | #define W83627EHF_REG_IN_MIN(nr) ((nr < 7) ? (0x2c + (nr) * 2) : \ |
| 153 | (0x555 + (((nr) - 7) * 2))) |
| 154 | #define W83627EHF_REG_IN(nr) ((nr < 7) ? (0x20 + (nr)) : \ |
| 155 | (0x550 + (nr) - 7)) |
| 156 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 157 | #define W83627EHF_REG_TEMP1 0x27 |
| 158 | #define W83627EHF_REG_TEMP1_HYST 0x3a |
| 159 | #define W83627EHF_REG_TEMP1_OVER 0x39 |
| 160 | static const u16 W83627EHF_REG_TEMP[] = { 0x150, 0x250 }; |
| 161 | static const u16 W83627EHF_REG_TEMP_HYST[] = { 0x153, 0x253 }; |
| 162 | static const u16 W83627EHF_REG_TEMP_OVER[] = { 0x155, 0x255 }; |
| 163 | static const u16 W83627EHF_REG_TEMP_CONFIG[] = { 0x152, 0x252 }; |
| 164 | |
| 165 | /* Fan clock dividers are spread over the following five registers */ |
| 166 | #define W83627EHF_REG_FANDIV1 0x47 |
| 167 | #define W83627EHF_REG_FANDIV2 0x4B |
| 168 | #define W83627EHF_REG_VBAT 0x5D |
| 169 | #define W83627EHF_REG_DIODE 0x59 |
| 170 | #define W83627EHF_REG_SMI_OVT 0x4C |
| 171 | |
Jean Delvare | a4589db | 2006-03-23 16:30:29 +0100 | [diff] [blame] | 172 | #define W83627EHF_REG_ALARM1 0x459 |
| 173 | #define W83627EHF_REG_ALARM2 0x45A |
| 174 | #define W83627EHF_REG_ALARM3 0x45B |
| 175 | |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 176 | /* SmartFan registers */ |
| 177 | /* DC or PWM output fan configuration */ |
| 178 | static const u8 W83627EHF_REG_PWM_ENABLE[] = { |
| 179 | 0x04, /* SYS FAN0 output mode and PWM mode */ |
| 180 | 0x04, /* CPU FAN0 output mode and PWM mode */ |
| 181 | 0x12, /* AUX FAN mode */ |
| 182 | 0x62, /* CPU fan1 mode */ |
| 183 | }; |
| 184 | |
| 185 | static const u8 W83627EHF_PWM_MODE_SHIFT[] = { 0, 1, 0, 6 }; |
| 186 | static const u8 W83627EHF_PWM_ENABLE_SHIFT[] = { 2, 4, 1, 4 }; |
| 187 | |
| 188 | /* FAN Duty Cycle, be used to control */ |
| 189 | static const u8 W83627EHF_REG_PWM[] = { 0x01, 0x03, 0x11, 0x61 }; |
| 190 | static const u8 W83627EHF_REG_TARGET[] = { 0x05, 0x06, 0x13, 0x63 }; |
| 191 | static const u8 W83627EHF_REG_TOLERANCE[] = { 0x07, 0x07, 0x14, 0x62 }; |
| 192 | |
| 193 | |
| 194 | /* Advanced Fan control, some values are common for all fans */ |
| 195 | static const u8 W83627EHF_REG_FAN_MIN_OUTPUT[] = { 0x08, 0x09, 0x15, 0x64 }; |
| 196 | static const u8 W83627EHF_REG_FAN_STOP_TIME[] = { 0x0C, 0x0D, 0x17, 0x66 }; |
| 197 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 198 | /* |
| 199 | * Conversions |
| 200 | */ |
| 201 | |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 202 | /* 1 is PWM mode, output in ms */ |
| 203 | static inline unsigned int step_time_from_reg(u8 reg, u8 mode) |
| 204 | { |
| 205 | return mode ? 100 * reg : 400 * reg; |
| 206 | } |
| 207 | |
| 208 | static inline u8 step_time_to_reg(unsigned int msec, u8 mode) |
| 209 | { |
| 210 | return SENSORS_LIMIT((mode ? (msec + 50) / 100 : |
| 211 | (msec + 200) / 400), 1, 255); |
| 212 | } |
| 213 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 214 | static inline unsigned int |
| 215 | fan_from_reg(u8 reg, unsigned int div) |
| 216 | { |
| 217 | if (reg == 0 || reg == 255) |
| 218 | return 0; |
| 219 | return 1350000U / (reg * div); |
| 220 | } |
| 221 | |
| 222 | static inline unsigned int |
| 223 | div_from_reg(u8 reg) |
| 224 | { |
| 225 | return 1 << reg; |
| 226 | } |
| 227 | |
| 228 | static inline int |
| 229 | temp1_from_reg(s8 reg) |
| 230 | { |
| 231 | return reg * 1000; |
| 232 | } |
| 233 | |
| 234 | static inline s8 |
Christian Hohnstaedt | 5bfedac | 2007-08-16 11:40:10 +0200 | [diff] [blame] | 235 | temp1_to_reg(long temp, int min, int max) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 236 | { |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 237 | if (temp <= min) |
| 238 | return min / 1000; |
| 239 | if (temp >= max) |
| 240 | return max / 1000; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 241 | if (temp < 0) |
| 242 | return (temp - 500) / 1000; |
| 243 | return (temp + 500) / 1000; |
| 244 | } |
| 245 | |
Rudolf Marek | cf0676f | 2006-03-23 16:25:22 +0100 | [diff] [blame] | 246 | /* Some of analog inputs have internal scaling (2x), 8mV is ADC LSB */ |
| 247 | |
| 248 | static u8 scale_in[10] = { 8, 8, 16, 16, 8, 8, 8, 16, 16, 8 }; |
| 249 | |
| 250 | static inline long in_from_reg(u8 reg, u8 nr) |
| 251 | { |
| 252 | return reg * scale_in[nr]; |
| 253 | } |
| 254 | |
| 255 | static inline u8 in_to_reg(u32 val, u8 nr) |
| 256 | { |
| 257 | return SENSORS_LIMIT(((val + (scale_in[nr] / 2)) / scale_in[nr]), 0, 255); |
| 258 | } |
| 259 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 260 | /* |
| 261 | * Data structures and manipulation thereof |
| 262 | */ |
| 263 | |
| 264 | struct w83627ehf_data { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 265 | int addr; /* IO base of hw monitor block */ |
| 266 | const char *name; |
| 267 | |
Tony Jones | 1beeffe | 2007-08-20 13:46:20 -0700 | [diff] [blame] | 268 | struct device *hwmon_dev; |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 269 | struct mutex lock; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 270 | |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 271 | struct mutex update_lock; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 272 | char valid; /* !=0 if following fields are valid */ |
| 273 | unsigned long last_updated; /* In jiffies */ |
| 274 | |
| 275 | /* Register values */ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 276 | u8 in_num; /* number of in inputs we have */ |
Rudolf Marek | cf0676f | 2006-03-23 16:25:22 +0100 | [diff] [blame] | 277 | u8 in[10]; /* Register value */ |
| 278 | u8 in_max[10]; /* Register value */ |
| 279 | u8 in_min[10]; /* Register value */ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 280 | u8 fan[5]; |
| 281 | u8 fan_min[5]; |
| 282 | u8 fan_div[5]; |
| 283 | u8 has_fan; /* some fan inputs can be disabled */ |
Jean Delvare | da66736 | 2007-06-24 11:21:02 +0200 | [diff] [blame] | 284 | u8 temp_type[3]; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 285 | s8 temp1; |
| 286 | s8 temp1_max; |
| 287 | s8 temp1_max_hyst; |
| 288 | s16 temp[2]; |
| 289 | s16 temp_max[2]; |
| 290 | s16 temp_max_hyst[2]; |
Jean Delvare | a4589db | 2006-03-23 16:30:29 +0100 | [diff] [blame] | 291 | u32 alarms; |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 292 | |
| 293 | u8 pwm_mode[4]; /* 0->DC variable voltage, 1->PWM variable duty cycle */ |
| 294 | u8 pwm_enable[4]; /* 1->manual |
| 295 | 2->thermal cruise (also called SmartFan I) */ |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 296 | u8 pwm_num; /* number of pwm */ |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 297 | u8 pwm[4]; |
| 298 | u8 target_temp[4]; |
| 299 | u8 tolerance[4]; |
| 300 | |
| 301 | u8 fan_min_output[4]; /* minimum fan speed */ |
| 302 | u8 fan_stop_time[4]; |
Jean Delvare | fc18d6c | 2007-06-24 11:19:42 +0200 | [diff] [blame] | 303 | |
| 304 | u8 vid; |
| 305 | u8 vrm; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 306 | }; |
| 307 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 308 | struct w83627ehf_sio_data { |
| 309 | int sioreg; |
| 310 | enum kinds kind; |
| 311 | }; |
| 312 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 313 | static inline int is_word_sized(u16 reg) |
| 314 | { |
| 315 | return (((reg & 0xff00) == 0x100 |
| 316 | || (reg & 0xff00) == 0x200) |
| 317 | && ((reg & 0x00ff) == 0x50 |
| 318 | || (reg & 0x00ff) == 0x53 |
| 319 | || (reg & 0x00ff) == 0x55)); |
| 320 | } |
| 321 | |
Jean Delvare | 0956895 | 2007-08-11 13:57:05 +0200 | [diff] [blame] | 322 | /* Registers 0x50-0x5f are banked */ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 323 | static inline void w83627ehf_set_bank(struct w83627ehf_data *data, u16 reg) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 324 | { |
Jean Delvare | 0956895 | 2007-08-11 13:57:05 +0200 | [diff] [blame] | 325 | if ((reg & 0x00f0) == 0x50) { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 326 | outb_p(W83627EHF_REG_BANK, data->addr + ADDR_REG_OFFSET); |
| 327 | outb_p(reg >> 8, data->addr + DATA_REG_OFFSET); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 328 | } |
| 329 | } |
| 330 | |
Jean Delvare | 0956895 | 2007-08-11 13:57:05 +0200 | [diff] [blame] | 331 | /* Not strictly necessary, but play it safe for now */ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 332 | static inline void w83627ehf_reset_bank(struct w83627ehf_data *data, u16 reg) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 333 | { |
| 334 | if (reg & 0xff00) { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 335 | outb_p(W83627EHF_REG_BANK, data->addr + ADDR_REG_OFFSET); |
| 336 | outb_p(0, data->addr + DATA_REG_OFFSET); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 337 | } |
| 338 | } |
| 339 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 340 | static u16 w83627ehf_read_value(struct w83627ehf_data *data, u16 reg) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 341 | { |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 342 | int res, word_sized = is_word_sized(reg); |
| 343 | |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 344 | mutex_lock(&data->lock); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 345 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 346 | w83627ehf_set_bank(data, reg); |
| 347 | outb_p(reg & 0xff, data->addr + ADDR_REG_OFFSET); |
| 348 | res = inb_p(data->addr + DATA_REG_OFFSET); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 349 | if (word_sized) { |
| 350 | outb_p((reg & 0xff) + 1, |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 351 | data->addr + ADDR_REG_OFFSET); |
| 352 | res = (res << 8) + inb_p(data->addr + DATA_REG_OFFSET); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 353 | } |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 354 | w83627ehf_reset_bank(data, reg); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 355 | |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 356 | mutex_unlock(&data->lock); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 357 | |
| 358 | return res; |
| 359 | } |
| 360 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 361 | static int w83627ehf_write_value(struct w83627ehf_data *data, u16 reg, u16 value) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 362 | { |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 363 | int word_sized = is_word_sized(reg); |
| 364 | |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 365 | mutex_lock(&data->lock); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 366 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 367 | w83627ehf_set_bank(data, reg); |
| 368 | outb_p(reg & 0xff, data->addr + ADDR_REG_OFFSET); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 369 | if (word_sized) { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 370 | outb_p(value >> 8, data->addr + DATA_REG_OFFSET); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 371 | outb_p((reg & 0xff) + 1, |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 372 | data->addr + ADDR_REG_OFFSET); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 373 | } |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 374 | outb_p(value & 0xff, data->addr + DATA_REG_OFFSET); |
| 375 | w83627ehf_reset_bank(data, reg); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 376 | |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 377 | mutex_unlock(&data->lock); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 378 | return 0; |
| 379 | } |
| 380 | |
| 381 | /* This function assumes that the caller holds data->update_lock */ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 382 | static void w83627ehf_write_fan_div(struct w83627ehf_data *data, int nr) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 383 | { |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 384 | u8 reg; |
| 385 | |
| 386 | switch (nr) { |
| 387 | case 0: |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 388 | reg = (w83627ehf_read_value(data, W83627EHF_REG_FANDIV1) & 0xcf) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 389 | | ((data->fan_div[0] & 0x03) << 4); |
Rudolf Marek | 14992c7 | 2006-10-08 22:02:09 +0200 | [diff] [blame] | 390 | /* fan5 input control bit is write only, compute the value */ |
| 391 | reg |= (data->has_fan & (1 << 4)) ? 1 : 0; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 392 | w83627ehf_write_value(data, W83627EHF_REG_FANDIV1, reg); |
| 393 | reg = (w83627ehf_read_value(data, W83627EHF_REG_VBAT) & 0xdf) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 394 | | ((data->fan_div[0] & 0x04) << 3); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 395 | w83627ehf_write_value(data, W83627EHF_REG_VBAT, reg); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 396 | break; |
| 397 | case 1: |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 398 | reg = (w83627ehf_read_value(data, W83627EHF_REG_FANDIV1) & 0x3f) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 399 | | ((data->fan_div[1] & 0x03) << 6); |
Rudolf Marek | 14992c7 | 2006-10-08 22:02:09 +0200 | [diff] [blame] | 400 | /* fan5 input control bit is write only, compute the value */ |
| 401 | reg |= (data->has_fan & (1 << 4)) ? 1 : 0; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 402 | w83627ehf_write_value(data, W83627EHF_REG_FANDIV1, reg); |
| 403 | reg = (w83627ehf_read_value(data, W83627EHF_REG_VBAT) & 0xbf) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 404 | | ((data->fan_div[1] & 0x04) << 4); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 405 | w83627ehf_write_value(data, W83627EHF_REG_VBAT, reg); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 406 | break; |
| 407 | case 2: |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 408 | reg = (w83627ehf_read_value(data, W83627EHF_REG_FANDIV2) & 0x3f) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 409 | | ((data->fan_div[2] & 0x03) << 6); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 410 | w83627ehf_write_value(data, W83627EHF_REG_FANDIV2, reg); |
| 411 | reg = (w83627ehf_read_value(data, W83627EHF_REG_VBAT) & 0x7f) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 412 | | ((data->fan_div[2] & 0x04) << 5); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 413 | w83627ehf_write_value(data, W83627EHF_REG_VBAT, reg); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 414 | break; |
| 415 | case 3: |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 416 | reg = (w83627ehf_read_value(data, W83627EHF_REG_DIODE) & 0xfc) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 417 | | (data->fan_div[3] & 0x03); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 418 | w83627ehf_write_value(data, W83627EHF_REG_DIODE, reg); |
| 419 | reg = (w83627ehf_read_value(data, W83627EHF_REG_SMI_OVT) & 0x7f) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 420 | | ((data->fan_div[3] & 0x04) << 5); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 421 | w83627ehf_write_value(data, W83627EHF_REG_SMI_OVT, reg); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 422 | break; |
| 423 | case 4: |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 424 | reg = (w83627ehf_read_value(data, W83627EHF_REG_DIODE) & 0x73) |
Jean Delvare | 33725ad | 2007-04-17 00:32:27 -0700 | [diff] [blame] | 425 | | ((data->fan_div[4] & 0x03) << 2) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 426 | | ((data->fan_div[4] & 0x04) << 5); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 427 | w83627ehf_write_value(data, W83627EHF_REG_DIODE, reg); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 428 | break; |
| 429 | } |
| 430 | } |
| 431 | |
Mark M. Hoffman | ea7be66 | 2007-08-05 12:19:01 -0400 | [diff] [blame] | 432 | static void w83627ehf_update_fan_div(struct w83627ehf_data *data) |
| 433 | { |
| 434 | int i; |
| 435 | |
| 436 | i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV1); |
| 437 | data->fan_div[0] = (i >> 4) & 0x03; |
| 438 | data->fan_div[1] = (i >> 6) & 0x03; |
| 439 | i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV2); |
| 440 | data->fan_div[2] = (i >> 6) & 0x03; |
| 441 | i = w83627ehf_read_value(data, W83627EHF_REG_VBAT); |
| 442 | data->fan_div[0] |= (i >> 3) & 0x04; |
| 443 | data->fan_div[1] |= (i >> 4) & 0x04; |
| 444 | data->fan_div[2] |= (i >> 5) & 0x04; |
| 445 | if (data->has_fan & ((1 << 3) | (1 << 4))) { |
| 446 | i = w83627ehf_read_value(data, W83627EHF_REG_DIODE); |
| 447 | data->fan_div[3] = i & 0x03; |
| 448 | data->fan_div[4] = ((i >> 2) & 0x03) |
| 449 | | ((i >> 5) & 0x04); |
| 450 | } |
| 451 | if (data->has_fan & (1 << 3)) { |
| 452 | i = w83627ehf_read_value(data, W83627EHF_REG_SMI_OVT); |
| 453 | data->fan_div[3] |= (i >> 5) & 0x04; |
| 454 | } |
| 455 | } |
| 456 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 457 | static struct w83627ehf_data *w83627ehf_update_device(struct device *dev) |
| 458 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 459 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 460 | int pwmcfg = 0, tolerance = 0; /* shut up the compiler */ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 461 | int i; |
| 462 | |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 463 | mutex_lock(&data->update_lock); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 464 | |
Jean Delvare | 6b3e464 | 2007-06-24 11:19:01 +0200 | [diff] [blame] | 465 | if (time_after(jiffies, data->last_updated + HZ + HZ/2) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 466 | || !data->valid) { |
| 467 | /* Fan clock dividers */ |
Mark M. Hoffman | ea7be66 | 2007-08-05 12:19:01 -0400 | [diff] [blame] | 468 | w83627ehf_update_fan_div(data); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 469 | |
Rudolf Marek | cf0676f | 2006-03-23 16:25:22 +0100 | [diff] [blame] | 470 | /* Measured voltages and limits */ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 471 | for (i = 0; i < data->in_num; i++) { |
| 472 | data->in[i] = w83627ehf_read_value(data, |
Rudolf Marek | cf0676f | 2006-03-23 16:25:22 +0100 | [diff] [blame] | 473 | W83627EHF_REG_IN(i)); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 474 | data->in_min[i] = w83627ehf_read_value(data, |
Rudolf Marek | cf0676f | 2006-03-23 16:25:22 +0100 | [diff] [blame] | 475 | W83627EHF_REG_IN_MIN(i)); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 476 | data->in_max[i] = w83627ehf_read_value(data, |
Rudolf Marek | cf0676f | 2006-03-23 16:25:22 +0100 | [diff] [blame] | 477 | W83627EHF_REG_IN_MAX(i)); |
| 478 | } |
| 479 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 480 | /* Measured fan speeds and limits */ |
| 481 | for (i = 0; i < 5; i++) { |
| 482 | if (!(data->has_fan & (1 << i))) |
| 483 | continue; |
| 484 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 485 | data->fan[i] = w83627ehf_read_value(data, |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 486 | W83627EHF_REG_FAN[i]); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 487 | data->fan_min[i] = w83627ehf_read_value(data, |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 488 | W83627EHF_REG_FAN_MIN[i]); |
| 489 | |
| 490 | /* If we failed to measure the fan speed and clock |
| 491 | divider can be increased, let's try that for next |
| 492 | time */ |
| 493 | if (data->fan[i] == 0xff |
| 494 | && data->fan_div[i] < 0x07) { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 495 | dev_dbg(dev, "Increasing fan%d " |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 496 | "clock divider from %u to %u\n", |
Jean Delvare | 33725ad | 2007-04-17 00:32:27 -0700 | [diff] [blame] | 497 | i + 1, div_from_reg(data->fan_div[i]), |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 498 | div_from_reg(data->fan_div[i] + 1)); |
| 499 | data->fan_div[i]++; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 500 | w83627ehf_write_fan_div(data, i); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 501 | /* Preserve min limit if possible */ |
| 502 | if (data->fan_min[i] >= 2 |
| 503 | && data->fan_min[i] != 255) |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 504 | w83627ehf_write_value(data, |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 505 | W83627EHF_REG_FAN_MIN[i], |
| 506 | (data->fan_min[i] /= 2)); |
| 507 | } |
| 508 | } |
| 509 | |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 510 | for (i = 0; i < 4; i++) { |
Jean Delvare | 77fa49d | 2009-01-07 16:37:35 +0100 | [diff] [blame] | 511 | /* pwmcfg, tolerance mapped for i=0, i=1 to same reg */ |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 512 | if (i != 1) { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 513 | pwmcfg = w83627ehf_read_value(data, |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 514 | W83627EHF_REG_PWM_ENABLE[i]); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 515 | tolerance = w83627ehf_read_value(data, |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 516 | W83627EHF_REG_TOLERANCE[i]); |
| 517 | } |
| 518 | data->pwm_mode[i] = |
| 519 | ((pwmcfg >> W83627EHF_PWM_MODE_SHIFT[i]) & 1) |
| 520 | ? 0 : 1; |
| 521 | data->pwm_enable[i] = |
| 522 | ((pwmcfg >> W83627EHF_PWM_ENABLE_SHIFT[i]) |
| 523 | & 3) + 1; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 524 | data->pwm[i] = w83627ehf_read_value(data, |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 525 | W83627EHF_REG_PWM[i]); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 526 | data->fan_min_output[i] = w83627ehf_read_value(data, |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 527 | W83627EHF_REG_FAN_MIN_OUTPUT[i]); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 528 | data->fan_stop_time[i] = w83627ehf_read_value(data, |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 529 | W83627EHF_REG_FAN_STOP_TIME[i]); |
| 530 | data->target_temp[i] = |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 531 | w83627ehf_read_value(data, |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 532 | W83627EHF_REG_TARGET[i]) & |
| 533 | (data->pwm_mode[i] == 1 ? 0x7f : 0xff); |
| 534 | data->tolerance[i] = (tolerance >> (i == 1 ? 4 : 0)) |
| 535 | & 0x0f; |
| 536 | } |
| 537 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 538 | /* Measured temperatures and limits */ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 539 | data->temp1 = w83627ehf_read_value(data, |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 540 | W83627EHF_REG_TEMP1); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 541 | data->temp1_max = w83627ehf_read_value(data, |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 542 | W83627EHF_REG_TEMP1_OVER); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 543 | data->temp1_max_hyst = w83627ehf_read_value(data, |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 544 | W83627EHF_REG_TEMP1_HYST); |
| 545 | for (i = 0; i < 2; i++) { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 546 | data->temp[i] = w83627ehf_read_value(data, |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 547 | W83627EHF_REG_TEMP[i]); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 548 | data->temp_max[i] = w83627ehf_read_value(data, |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 549 | W83627EHF_REG_TEMP_OVER[i]); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 550 | data->temp_max_hyst[i] = w83627ehf_read_value(data, |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 551 | W83627EHF_REG_TEMP_HYST[i]); |
| 552 | } |
| 553 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 554 | data->alarms = w83627ehf_read_value(data, |
Jean Delvare | a4589db | 2006-03-23 16:30:29 +0100 | [diff] [blame] | 555 | W83627EHF_REG_ALARM1) | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 556 | (w83627ehf_read_value(data, |
Jean Delvare | a4589db | 2006-03-23 16:30:29 +0100 | [diff] [blame] | 557 | W83627EHF_REG_ALARM2) << 8) | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 558 | (w83627ehf_read_value(data, |
Jean Delvare | a4589db | 2006-03-23 16:30:29 +0100 | [diff] [blame] | 559 | W83627EHF_REG_ALARM3) << 16); |
| 560 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 561 | data->last_updated = jiffies; |
| 562 | data->valid = 1; |
| 563 | } |
| 564 | |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 565 | mutex_unlock(&data->update_lock); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 566 | return data; |
| 567 | } |
| 568 | |
| 569 | /* |
| 570 | * Sysfs callback functions |
| 571 | */ |
Rudolf Marek | cf0676f | 2006-03-23 16:25:22 +0100 | [diff] [blame] | 572 | #define show_in_reg(reg) \ |
| 573 | static ssize_t \ |
| 574 | show_##reg(struct device *dev, struct device_attribute *attr, \ |
| 575 | char *buf) \ |
| 576 | { \ |
| 577 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ |
| 578 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
| 579 | int nr = sensor_attr->index; \ |
| 580 | return sprintf(buf, "%ld\n", in_from_reg(data->reg[nr], nr)); \ |
| 581 | } |
| 582 | show_in_reg(in) |
| 583 | show_in_reg(in_min) |
| 584 | show_in_reg(in_max) |
| 585 | |
| 586 | #define store_in_reg(REG, reg) \ |
| 587 | static ssize_t \ |
| 588 | store_in_##reg (struct device *dev, struct device_attribute *attr, \ |
| 589 | const char *buf, size_t count) \ |
| 590 | { \ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 591 | struct w83627ehf_data *data = dev_get_drvdata(dev); \ |
Rudolf Marek | cf0676f | 2006-03-23 16:25:22 +0100 | [diff] [blame] | 592 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
| 593 | int nr = sensor_attr->index; \ |
| 594 | u32 val = simple_strtoul(buf, NULL, 10); \ |
| 595 | \ |
| 596 | mutex_lock(&data->update_lock); \ |
| 597 | data->in_##reg[nr] = in_to_reg(val, nr); \ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 598 | w83627ehf_write_value(data, W83627EHF_REG_IN_##REG(nr), \ |
Rudolf Marek | cf0676f | 2006-03-23 16:25:22 +0100 | [diff] [blame] | 599 | data->in_##reg[nr]); \ |
| 600 | mutex_unlock(&data->update_lock); \ |
| 601 | return count; \ |
| 602 | } |
| 603 | |
| 604 | store_in_reg(MIN, min) |
| 605 | store_in_reg(MAX, max) |
| 606 | |
Jean Delvare | a4589db | 2006-03-23 16:30:29 +0100 | [diff] [blame] | 607 | static ssize_t show_alarm(struct device *dev, struct device_attribute *attr, char *buf) |
| 608 | { |
| 609 | struct w83627ehf_data *data = w83627ehf_update_device(dev); |
| 610 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
| 611 | int nr = sensor_attr->index; |
| 612 | return sprintf(buf, "%u\n", (data->alarms >> nr) & 0x01); |
| 613 | } |
| 614 | |
Rudolf Marek | cf0676f | 2006-03-23 16:25:22 +0100 | [diff] [blame] | 615 | static struct sensor_device_attribute sda_in_input[] = { |
| 616 | SENSOR_ATTR(in0_input, S_IRUGO, show_in, NULL, 0), |
| 617 | SENSOR_ATTR(in1_input, S_IRUGO, show_in, NULL, 1), |
| 618 | SENSOR_ATTR(in2_input, S_IRUGO, show_in, NULL, 2), |
| 619 | SENSOR_ATTR(in3_input, S_IRUGO, show_in, NULL, 3), |
| 620 | SENSOR_ATTR(in4_input, S_IRUGO, show_in, NULL, 4), |
| 621 | SENSOR_ATTR(in5_input, S_IRUGO, show_in, NULL, 5), |
| 622 | SENSOR_ATTR(in6_input, S_IRUGO, show_in, NULL, 6), |
| 623 | SENSOR_ATTR(in7_input, S_IRUGO, show_in, NULL, 7), |
| 624 | SENSOR_ATTR(in8_input, S_IRUGO, show_in, NULL, 8), |
| 625 | SENSOR_ATTR(in9_input, S_IRUGO, show_in, NULL, 9), |
| 626 | }; |
| 627 | |
Jean Delvare | a4589db | 2006-03-23 16:30:29 +0100 | [diff] [blame] | 628 | static struct sensor_device_attribute sda_in_alarm[] = { |
| 629 | SENSOR_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 0), |
| 630 | SENSOR_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 1), |
| 631 | SENSOR_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 2), |
| 632 | SENSOR_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 3), |
| 633 | SENSOR_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 8), |
| 634 | SENSOR_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 21), |
| 635 | SENSOR_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 20), |
| 636 | SENSOR_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 16), |
| 637 | SENSOR_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 17), |
| 638 | SENSOR_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, 19), |
| 639 | }; |
| 640 | |
Rudolf Marek | cf0676f | 2006-03-23 16:25:22 +0100 | [diff] [blame] | 641 | static struct sensor_device_attribute sda_in_min[] = { |
| 642 | SENSOR_ATTR(in0_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 0), |
| 643 | SENSOR_ATTR(in1_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 1), |
| 644 | SENSOR_ATTR(in2_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 2), |
| 645 | SENSOR_ATTR(in3_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 3), |
| 646 | SENSOR_ATTR(in4_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 4), |
| 647 | SENSOR_ATTR(in5_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 5), |
| 648 | SENSOR_ATTR(in6_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 6), |
| 649 | SENSOR_ATTR(in7_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 7), |
| 650 | SENSOR_ATTR(in8_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 8), |
| 651 | SENSOR_ATTR(in9_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 9), |
| 652 | }; |
| 653 | |
| 654 | static struct sensor_device_attribute sda_in_max[] = { |
| 655 | SENSOR_ATTR(in0_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 0), |
| 656 | SENSOR_ATTR(in1_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 1), |
| 657 | SENSOR_ATTR(in2_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 2), |
| 658 | SENSOR_ATTR(in3_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 3), |
| 659 | SENSOR_ATTR(in4_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 4), |
| 660 | SENSOR_ATTR(in5_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 5), |
| 661 | SENSOR_ATTR(in6_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 6), |
| 662 | SENSOR_ATTR(in7_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 7), |
| 663 | SENSOR_ATTR(in8_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 8), |
| 664 | SENSOR_ATTR(in9_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 9), |
| 665 | }; |
| 666 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 667 | #define show_fan_reg(reg) \ |
| 668 | static ssize_t \ |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 669 | show_##reg(struct device *dev, struct device_attribute *attr, \ |
| 670 | char *buf) \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 671 | { \ |
| 672 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 673 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
| 674 | int nr = sensor_attr->index; \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 675 | return sprintf(buf, "%d\n", \ |
| 676 | fan_from_reg(data->reg[nr], \ |
| 677 | div_from_reg(data->fan_div[nr]))); \ |
| 678 | } |
| 679 | show_fan_reg(fan); |
| 680 | show_fan_reg(fan_min); |
| 681 | |
| 682 | static ssize_t |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 683 | show_fan_div(struct device *dev, struct device_attribute *attr, |
| 684 | char *buf) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 685 | { |
| 686 | struct w83627ehf_data *data = w83627ehf_update_device(dev); |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 687 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
| 688 | int nr = sensor_attr->index; |
| 689 | return sprintf(buf, "%u\n", div_from_reg(data->fan_div[nr])); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 690 | } |
| 691 | |
| 692 | static ssize_t |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 693 | store_fan_min(struct device *dev, struct device_attribute *attr, |
| 694 | const char *buf, size_t count) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 695 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 696 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 697 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
| 698 | int nr = sensor_attr->index; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 699 | unsigned int val = simple_strtoul(buf, NULL, 10); |
| 700 | unsigned int reg; |
| 701 | u8 new_div; |
| 702 | |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 703 | mutex_lock(&data->update_lock); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 704 | if (!val) { |
| 705 | /* No min limit, alarm disabled */ |
| 706 | data->fan_min[nr] = 255; |
| 707 | new_div = data->fan_div[nr]; /* No change */ |
| 708 | dev_info(dev, "fan%u low limit and alarm disabled\n", nr + 1); |
| 709 | } else if ((reg = 1350000U / val) >= 128 * 255) { |
| 710 | /* Speed below this value cannot possibly be represented, |
| 711 | even with the highest divider (128) */ |
| 712 | data->fan_min[nr] = 254; |
| 713 | new_div = 7; /* 128 == (1 << 7) */ |
| 714 | dev_warn(dev, "fan%u low limit %u below minimum %u, set to " |
| 715 | "minimum\n", nr + 1, val, fan_from_reg(254, 128)); |
| 716 | } else if (!reg) { |
| 717 | /* Speed above this value cannot possibly be represented, |
| 718 | even with the lowest divider (1) */ |
| 719 | data->fan_min[nr] = 1; |
| 720 | new_div = 0; /* 1 == (1 << 0) */ |
| 721 | dev_warn(dev, "fan%u low limit %u above maximum %u, set to " |
Jean Delvare | b9110b1 | 2005-05-02 23:08:22 +0200 | [diff] [blame] | 722 | "maximum\n", nr + 1, val, fan_from_reg(1, 1)); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 723 | } else { |
| 724 | /* Automatically pick the best divider, i.e. the one such |
| 725 | that the min limit will correspond to a register value |
| 726 | in the 96..192 range */ |
| 727 | new_div = 0; |
| 728 | while (reg > 192 && new_div < 7) { |
| 729 | reg >>= 1; |
| 730 | new_div++; |
| 731 | } |
| 732 | data->fan_min[nr] = reg; |
| 733 | } |
| 734 | |
| 735 | /* Write both the fan clock divider (if it changed) and the new |
| 736 | fan min (unconditionally) */ |
| 737 | if (new_div != data->fan_div[nr]) { |
Jean Delvare | 158ce07 | 2007-06-17 16:09:12 +0200 | [diff] [blame] | 738 | /* Preserve the fan speed reading */ |
| 739 | if (data->fan[nr] != 0xff) { |
| 740 | if (new_div > data->fan_div[nr]) |
| 741 | data->fan[nr] >>= new_div - data->fan_div[nr]; |
| 742 | else if (data->fan[nr] & 0x80) |
| 743 | data->fan[nr] = 0xff; |
| 744 | else |
| 745 | data->fan[nr] <<= data->fan_div[nr] - new_div; |
| 746 | } |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 747 | |
| 748 | dev_dbg(dev, "fan%u clock divider changed from %u to %u\n", |
| 749 | nr + 1, div_from_reg(data->fan_div[nr]), |
| 750 | div_from_reg(new_div)); |
| 751 | data->fan_div[nr] = new_div; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 752 | w83627ehf_write_fan_div(data, nr); |
Jean Delvare | 6b3e464 | 2007-06-24 11:19:01 +0200 | [diff] [blame] | 753 | /* Give the chip time to sample a new speed value */ |
| 754 | data->last_updated = jiffies; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 755 | } |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 756 | w83627ehf_write_value(data, W83627EHF_REG_FAN_MIN[nr], |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 757 | data->fan_min[nr]); |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 758 | mutex_unlock(&data->update_lock); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 759 | |
| 760 | return count; |
| 761 | } |
| 762 | |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 763 | static struct sensor_device_attribute sda_fan_input[] = { |
| 764 | SENSOR_ATTR(fan1_input, S_IRUGO, show_fan, NULL, 0), |
| 765 | SENSOR_ATTR(fan2_input, S_IRUGO, show_fan, NULL, 1), |
| 766 | SENSOR_ATTR(fan3_input, S_IRUGO, show_fan, NULL, 2), |
| 767 | SENSOR_ATTR(fan4_input, S_IRUGO, show_fan, NULL, 3), |
| 768 | SENSOR_ATTR(fan5_input, S_IRUGO, show_fan, NULL, 4), |
| 769 | }; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 770 | |
Jean Delvare | a4589db | 2006-03-23 16:30:29 +0100 | [diff] [blame] | 771 | static struct sensor_device_attribute sda_fan_alarm[] = { |
| 772 | SENSOR_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 6), |
| 773 | SENSOR_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 7), |
| 774 | SENSOR_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 11), |
| 775 | SENSOR_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 10), |
| 776 | SENSOR_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 23), |
| 777 | }; |
| 778 | |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 779 | static struct sensor_device_attribute sda_fan_min[] = { |
| 780 | SENSOR_ATTR(fan1_min, S_IWUSR | S_IRUGO, show_fan_min, |
| 781 | store_fan_min, 0), |
| 782 | SENSOR_ATTR(fan2_min, S_IWUSR | S_IRUGO, show_fan_min, |
| 783 | store_fan_min, 1), |
| 784 | SENSOR_ATTR(fan3_min, S_IWUSR | S_IRUGO, show_fan_min, |
| 785 | store_fan_min, 2), |
| 786 | SENSOR_ATTR(fan4_min, S_IWUSR | S_IRUGO, show_fan_min, |
| 787 | store_fan_min, 3), |
| 788 | SENSOR_ATTR(fan5_min, S_IWUSR | S_IRUGO, show_fan_min, |
| 789 | store_fan_min, 4), |
| 790 | }; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 791 | |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 792 | static struct sensor_device_attribute sda_fan_div[] = { |
| 793 | SENSOR_ATTR(fan1_div, S_IRUGO, show_fan_div, NULL, 0), |
| 794 | SENSOR_ATTR(fan2_div, S_IRUGO, show_fan_div, NULL, 1), |
| 795 | SENSOR_ATTR(fan3_div, S_IRUGO, show_fan_div, NULL, 2), |
| 796 | SENSOR_ATTR(fan4_div, S_IRUGO, show_fan_div, NULL, 3), |
| 797 | SENSOR_ATTR(fan5_div, S_IRUGO, show_fan_div, NULL, 4), |
| 798 | }; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 799 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 800 | #define show_temp1_reg(reg) \ |
| 801 | static ssize_t \ |
Greg Kroah-Hartman | 6f637a6 | 2005-06-21 21:01:59 -0700 | [diff] [blame] | 802 | show_##reg(struct device *dev, struct device_attribute *attr, \ |
| 803 | char *buf) \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 804 | { \ |
| 805 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ |
| 806 | return sprintf(buf, "%d\n", temp1_from_reg(data->reg)); \ |
| 807 | } |
| 808 | show_temp1_reg(temp1); |
| 809 | show_temp1_reg(temp1_max); |
| 810 | show_temp1_reg(temp1_max_hyst); |
| 811 | |
| 812 | #define store_temp1_reg(REG, reg) \ |
| 813 | static ssize_t \ |
Greg Kroah-Hartman | 6f637a6 | 2005-06-21 21:01:59 -0700 | [diff] [blame] | 814 | store_temp1_##reg(struct device *dev, struct device_attribute *attr, \ |
| 815 | const char *buf, size_t count) \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 816 | { \ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 817 | struct w83627ehf_data *data = dev_get_drvdata(dev); \ |
Christian Hohnstaedt | 5bfedac | 2007-08-16 11:40:10 +0200 | [diff] [blame] | 818 | long val = simple_strtol(buf, NULL, 10); \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 819 | \ |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 820 | mutex_lock(&data->update_lock); \ |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 821 | data->temp1_##reg = temp1_to_reg(val, -128000, 127000); \ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 822 | w83627ehf_write_value(data, W83627EHF_REG_TEMP1_##REG, \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 823 | data->temp1_##reg); \ |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 824 | mutex_unlock(&data->update_lock); \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 825 | return count; \ |
| 826 | } |
| 827 | store_temp1_reg(OVER, max); |
| 828 | store_temp1_reg(HYST, max_hyst); |
| 829 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 830 | #define show_temp_reg(reg) \ |
| 831 | static ssize_t \ |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 832 | show_##reg(struct device *dev, struct device_attribute *attr, \ |
| 833 | char *buf) \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 834 | { \ |
| 835 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 836 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
| 837 | int nr = sensor_attr->index; \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 838 | return sprintf(buf, "%d\n", \ |
| 839 | LM75_TEMP_FROM_REG(data->reg[nr])); \ |
| 840 | } |
| 841 | show_temp_reg(temp); |
| 842 | show_temp_reg(temp_max); |
| 843 | show_temp_reg(temp_max_hyst); |
| 844 | |
| 845 | #define store_temp_reg(REG, reg) \ |
| 846 | static ssize_t \ |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 847 | store_##reg(struct device *dev, struct device_attribute *attr, \ |
| 848 | const char *buf, size_t count) \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 849 | { \ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 850 | struct w83627ehf_data *data = dev_get_drvdata(dev); \ |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 851 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
| 852 | int nr = sensor_attr->index; \ |
Christian Hohnstaedt | 5bfedac | 2007-08-16 11:40:10 +0200 | [diff] [blame] | 853 | long val = simple_strtol(buf, NULL, 10); \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 854 | \ |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 855 | mutex_lock(&data->update_lock); \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 856 | data->reg[nr] = LM75_TEMP_TO_REG(val); \ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 857 | w83627ehf_write_value(data, W83627EHF_REG_TEMP_##REG[nr], \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 858 | data->reg[nr]); \ |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 859 | mutex_unlock(&data->update_lock); \ |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 860 | return count; \ |
| 861 | } |
| 862 | store_temp_reg(OVER, temp_max); |
| 863 | store_temp_reg(HYST, temp_max_hyst); |
| 864 | |
Jean Delvare | da66736 | 2007-06-24 11:21:02 +0200 | [diff] [blame] | 865 | static ssize_t |
| 866 | show_temp_type(struct device *dev, struct device_attribute *attr, char *buf) |
| 867 | { |
| 868 | struct w83627ehf_data *data = w83627ehf_update_device(dev); |
| 869 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
| 870 | int nr = sensor_attr->index; |
| 871 | return sprintf(buf, "%d\n", (int)data->temp_type[nr]); |
| 872 | } |
| 873 | |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 874 | static struct sensor_device_attribute sda_temp[] = { |
| 875 | SENSOR_ATTR(temp1_input, S_IRUGO, show_temp1, NULL, 0), |
| 876 | SENSOR_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 0), |
| 877 | SENSOR_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 1), |
| 878 | SENSOR_ATTR(temp1_max, S_IRUGO | S_IWUSR, show_temp1_max, |
| 879 | store_temp1_max, 0), |
| 880 | SENSOR_ATTR(temp2_max, S_IRUGO | S_IWUSR, show_temp_max, |
| 881 | store_temp_max, 0), |
| 882 | SENSOR_ATTR(temp3_max, S_IRUGO | S_IWUSR, show_temp_max, |
| 883 | store_temp_max, 1), |
| 884 | SENSOR_ATTR(temp1_max_hyst, S_IRUGO | S_IWUSR, show_temp1_max_hyst, |
| 885 | store_temp1_max_hyst, 0), |
| 886 | SENSOR_ATTR(temp2_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst, |
| 887 | store_temp_max_hyst, 0), |
| 888 | SENSOR_ATTR(temp3_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst, |
| 889 | store_temp_max_hyst, 1), |
Jean Delvare | a4589db | 2006-03-23 16:30:29 +0100 | [diff] [blame] | 890 | SENSOR_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 4), |
| 891 | SENSOR_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 5), |
| 892 | SENSOR_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 13), |
Jean Delvare | da66736 | 2007-06-24 11:21:02 +0200 | [diff] [blame] | 893 | SENSOR_ATTR(temp1_type, S_IRUGO, show_temp_type, NULL, 0), |
| 894 | SENSOR_ATTR(temp2_type, S_IRUGO, show_temp_type, NULL, 1), |
| 895 | SENSOR_ATTR(temp3_type, S_IRUGO, show_temp_type, NULL, 2), |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 896 | }; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 897 | |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 898 | #define show_pwm_reg(reg) \ |
| 899 | static ssize_t show_##reg (struct device *dev, struct device_attribute *attr, \ |
| 900 | char *buf) \ |
| 901 | { \ |
| 902 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ |
| 903 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
| 904 | int nr = sensor_attr->index; \ |
| 905 | return sprintf(buf, "%d\n", data->reg[nr]); \ |
| 906 | } |
| 907 | |
| 908 | show_pwm_reg(pwm_mode) |
| 909 | show_pwm_reg(pwm_enable) |
| 910 | show_pwm_reg(pwm) |
| 911 | |
| 912 | static ssize_t |
| 913 | store_pwm_mode(struct device *dev, struct device_attribute *attr, |
| 914 | const char *buf, size_t count) |
| 915 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 916 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 917 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
| 918 | int nr = sensor_attr->index; |
| 919 | u32 val = simple_strtoul(buf, NULL, 10); |
| 920 | u16 reg; |
| 921 | |
| 922 | if (val > 1) |
| 923 | return -EINVAL; |
| 924 | mutex_lock(&data->update_lock); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 925 | reg = w83627ehf_read_value(data, W83627EHF_REG_PWM_ENABLE[nr]); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 926 | data->pwm_mode[nr] = val; |
| 927 | reg &= ~(1 << W83627EHF_PWM_MODE_SHIFT[nr]); |
| 928 | if (!val) |
| 929 | reg |= 1 << W83627EHF_PWM_MODE_SHIFT[nr]; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 930 | w83627ehf_write_value(data, W83627EHF_REG_PWM_ENABLE[nr], reg); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 931 | mutex_unlock(&data->update_lock); |
| 932 | return count; |
| 933 | } |
| 934 | |
| 935 | static ssize_t |
| 936 | store_pwm(struct device *dev, struct device_attribute *attr, |
| 937 | const char *buf, size_t count) |
| 938 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 939 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 940 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
| 941 | int nr = sensor_attr->index; |
| 942 | u32 val = SENSORS_LIMIT(simple_strtoul(buf, NULL, 10), 0, 255); |
| 943 | |
| 944 | mutex_lock(&data->update_lock); |
| 945 | data->pwm[nr] = val; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 946 | w83627ehf_write_value(data, W83627EHF_REG_PWM[nr], val); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 947 | mutex_unlock(&data->update_lock); |
| 948 | return count; |
| 949 | } |
| 950 | |
| 951 | static ssize_t |
| 952 | store_pwm_enable(struct device *dev, struct device_attribute *attr, |
| 953 | const char *buf, size_t count) |
| 954 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 955 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 956 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
| 957 | int nr = sensor_attr->index; |
| 958 | u32 val = simple_strtoul(buf, NULL, 10); |
| 959 | u16 reg; |
| 960 | |
| 961 | if (!val || (val > 2)) /* only modes 1 and 2 are supported */ |
| 962 | return -EINVAL; |
| 963 | mutex_lock(&data->update_lock); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 964 | reg = w83627ehf_read_value(data, W83627EHF_REG_PWM_ENABLE[nr]); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 965 | data->pwm_enable[nr] = val; |
| 966 | reg &= ~(0x03 << W83627EHF_PWM_ENABLE_SHIFT[nr]); |
| 967 | reg |= (val - 1) << W83627EHF_PWM_ENABLE_SHIFT[nr]; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 968 | w83627ehf_write_value(data, W83627EHF_REG_PWM_ENABLE[nr], reg); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 969 | mutex_unlock(&data->update_lock); |
| 970 | return count; |
| 971 | } |
| 972 | |
| 973 | |
| 974 | #define show_tol_temp(reg) \ |
| 975 | static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \ |
| 976 | char *buf) \ |
| 977 | { \ |
| 978 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ |
| 979 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
| 980 | int nr = sensor_attr->index; \ |
| 981 | return sprintf(buf, "%d\n", temp1_from_reg(data->reg[nr])); \ |
| 982 | } |
| 983 | |
| 984 | show_tol_temp(tolerance) |
| 985 | show_tol_temp(target_temp) |
| 986 | |
| 987 | static ssize_t |
| 988 | store_target_temp(struct device *dev, struct device_attribute *attr, |
| 989 | const char *buf, size_t count) |
| 990 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 991 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 992 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
| 993 | int nr = sensor_attr->index; |
| 994 | u8 val = temp1_to_reg(simple_strtoul(buf, NULL, 10), 0, 127000); |
| 995 | |
| 996 | mutex_lock(&data->update_lock); |
| 997 | data->target_temp[nr] = val; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 998 | w83627ehf_write_value(data, W83627EHF_REG_TARGET[nr], val); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 999 | mutex_unlock(&data->update_lock); |
| 1000 | return count; |
| 1001 | } |
| 1002 | |
| 1003 | static ssize_t |
| 1004 | store_tolerance(struct device *dev, struct device_attribute *attr, |
| 1005 | const char *buf, size_t count) |
| 1006 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1007 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1008 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); |
| 1009 | int nr = sensor_attr->index; |
| 1010 | u16 reg; |
| 1011 | /* Limit the temp to 0C - 15C */ |
| 1012 | u8 val = temp1_to_reg(simple_strtoul(buf, NULL, 10), 0, 15000); |
| 1013 | |
| 1014 | mutex_lock(&data->update_lock); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1015 | reg = w83627ehf_read_value(data, W83627EHF_REG_TOLERANCE[nr]); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1016 | data->tolerance[nr] = val; |
| 1017 | if (nr == 1) |
| 1018 | reg = (reg & 0x0f) | (val << 4); |
| 1019 | else |
| 1020 | reg = (reg & 0xf0) | val; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1021 | w83627ehf_write_value(data, W83627EHF_REG_TOLERANCE[nr], reg); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1022 | mutex_unlock(&data->update_lock); |
| 1023 | return count; |
| 1024 | } |
| 1025 | |
| 1026 | static struct sensor_device_attribute sda_pwm[] = { |
| 1027 | SENSOR_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 0), |
| 1028 | SENSOR_ATTR(pwm2, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 1), |
| 1029 | SENSOR_ATTR(pwm3, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 2), |
| 1030 | SENSOR_ATTR(pwm4, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 3), |
| 1031 | }; |
| 1032 | |
| 1033 | static struct sensor_device_attribute sda_pwm_mode[] = { |
| 1034 | SENSOR_ATTR(pwm1_mode, S_IWUSR | S_IRUGO, show_pwm_mode, |
| 1035 | store_pwm_mode, 0), |
| 1036 | SENSOR_ATTR(pwm2_mode, S_IWUSR | S_IRUGO, show_pwm_mode, |
| 1037 | store_pwm_mode, 1), |
| 1038 | SENSOR_ATTR(pwm3_mode, S_IWUSR | S_IRUGO, show_pwm_mode, |
| 1039 | store_pwm_mode, 2), |
| 1040 | SENSOR_ATTR(pwm4_mode, S_IWUSR | S_IRUGO, show_pwm_mode, |
| 1041 | store_pwm_mode, 3), |
| 1042 | }; |
| 1043 | |
| 1044 | static struct sensor_device_attribute sda_pwm_enable[] = { |
| 1045 | SENSOR_ATTR(pwm1_enable, S_IWUSR | S_IRUGO, show_pwm_enable, |
| 1046 | store_pwm_enable, 0), |
| 1047 | SENSOR_ATTR(pwm2_enable, S_IWUSR | S_IRUGO, show_pwm_enable, |
| 1048 | store_pwm_enable, 1), |
| 1049 | SENSOR_ATTR(pwm3_enable, S_IWUSR | S_IRUGO, show_pwm_enable, |
| 1050 | store_pwm_enable, 2), |
| 1051 | SENSOR_ATTR(pwm4_enable, S_IWUSR | S_IRUGO, show_pwm_enable, |
| 1052 | store_pwm_enable, 3), |
| 1053 | }; |
| 1054 | |
| 1055 | static struct sensor_device_attribute sda_target_temp[] = { |
| 1056 | SENSOR_ATTR(pwm1_target, S_IWUSR | S_IRUGO, show_target_temp, |
| 1057 | store_target_temp, 0), |
| 1058 | SENSOR_ATTR(pwm2_target, S_IWUSR | S_IRUGO, show_target_temp, |
| 1059 | store_target_temp, 1), |
| 1060 | SENSOR_ATTR(pwm3_target, S_IWUSR | S_IRUGO, show_target_temp, |
| 1061 | store_target_temp, 2), |
| 1062 | SENSOR_ATTR(pwm4_target, S_IWUSR | S_IRUGO, show_target_temp, |
| 1063 | store_target_temp, 3), |
| 1064 | }; |
| 1065 | |
| 1066 | static struct sensor_device_attribute sda_tolerance[] = { |
| 1067 | SENSOR_ATTR(pwm1_tolerance, S_IWUSR | S_IRUGO, show_tolerance, |
| 1068 | store_tolerance, 0), |
| 1069 | SENSOR_ATTR(pwm2_tolerance, S_IWUSR | S_IRUGO, show_tolerance, |
| 1070 | store_tolerance, 1), |
| 1071 | SENSOR_ATTR(pwm3_tolerance, S_IWUSR | S_IRUGO, show_tolerance, |
| 1072 | store_tolerance, 2), |
| 1073 | SENSOR_ATTR(pwm4_tolerance, S_IWUSR | S_IRUGO, show_tolerance, |
| 1074 | store_tolerance, 3), |
| 1075 | }; |
| 1076 | |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1077 | /* Smart Fan registers */ |
| 1078 | |
| 1079 | #define fan_functions(reg, REG) \ |
| 1080 | static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \ |
| 1081 | char *buf) \ |
| 1082 | { \ |
| 1083 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ |
| 1084 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
| 1085 | int nr = sensor_attr->index; \ |
| 1086 | return sprintf(buf, "%d\n", data->reg[nr]); \ |
| 1087 | }\ |
| 1088 | static ssize_t \ |
| 1089 | store_##reg(struct device *dev, struct device_attribute *attr, \ |
| 1090 | const char *buf, size_t count) \ |
| 1091 | {\ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1092 | struct w83627ehf_data *data = dev_get_drvdata(dev); \ |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1093 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
| 1094 | int nr = sensor_attr->index; \ |
| 1095 | u32 val = SENSORS_LIMIT(simple_strtoul(buf, NULL, 10), 1, 255); \ |
| 1096 | mutex_lock(&data->update_lock); \ |
| 1097 | data->reg[nr] = val; \ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1098 | w83627ehf_write_value(data, W83627EHF_REG_##REG[nr], val); \ |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1099 | mutex_unlock(&data->update_lock); \ |
| 1100 | return count; \ |
| 1101 | } |
| 1102 | |
| 1103 | fan_functions(fan_min_output, FAN_MIN_OUTPUT) |
| 1104 | |
| 1105 | #define fan_time_functions(reg, REG) \ |
| 1106 | static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \ |
| 1107 | char *buf) \ |
| 1108 | { \ |
| 1109 | struct w83627ehf_data *data = w83627ehf_update_device(dev); \ |
| 1110 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
| 1111 | int nr = sensor_attr->index; \ |
| 1112 | return sprintf(buf, "%d\n", \ |
| 1113 | step_time_from_reg(data->reg[nr], data->pwm_mode[nr])); \ |
| 1114 | } \ |
| 1115 | \ |
| 1116 | static ssize_t \ |
| 1117 | store_##reg(struct device *dev, struct device_attribute *attr, \ |
| 1118 | const char *buf, size_t count) \ |
| 1119 | { \ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1120 | struct w83627ehf_data *data = dev_get_drvdata(dev); \ |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1121 | struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ |
| 1122 | int nr = sensor_attr->index; \ |
| 1123 | u8 val = step_time_to_reg(simple_strtoul(buf, NULL, 10), \ |
| 1124 | data->pwm_mode[nr]); \ |
| 1125 | mutex_lock(&data->update_lock); \ |
| 1126 | data->reg[nr] = val; \ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1127 | w83627ehf_write_value(data, W83627EHF_REG_##REG[nr], val); \ |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1128 | mutex_unlock(&data->update_lock); \ |
| 1129 | return count; \ |
| 1130 | } \ |
| 1131 | |
| 1132 | fan_time_functions(fan_stop_time, FAN_STOP_TIME) |
| 1133 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1134 | static ssize_t show_name(struct device *dev, struct device_attribute *attr, |
| 1135 | char *buf) |
| 1136 | { |
| 1137 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
| 1138 | |
| 1139 | return sprintf(buf, "%s\n", data->name); |
| 1140 | } |
| 1141 | static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1142 | |
| 1143 | static struct sensor_device_attribute sda_sf3_arrays_fan4[] = { |
| 1144 | SENSOR_ATTR(pwm4_stop_time, S_IWUSR | S_IRUGO, show_fan_stop_time, |
| 1145 | store_fan_stop_time, 3), |
| 1146 | SENSOR_ATTR(pwm4_min_output, S_IWUSR | S_IRUGO, show_fan_min_output, |
| 1147 | store_fan_min_output, 3), |
| 1148 | }; |
| 1149 | |
| 1150 | static struct sensor_device_attribute sda_sf3_arrays[] = { |
| 1151 | SENSOR_ATTR(pwm1_stop_time, S_IWUSR | S_IRUGO, show_fan_stop_time, |
| 1152 | store_fan_stop_time, 0), |
| 1153 | SENSOR_ATTR(pwm2_stop_time, S_IWUSR | S_IRUGO, show_fan_stop_time, |
| 1154 | store_fan_stop_time, 1), |
| 1155 | SENSOR_ATTR(pwm3_stop_time, S_IWUSR | S_IRUGO, show_fan_stop_time, |
| 1156 | store_fan_stop_time, 2), |
| 1157 | SENSOR_ATTR(pwm1_min_output, S_IWUSR | S_IRUGO, show_fan_min_output, |
| 1158 | store_fan_min_output, 0), |
| 1159 | SENSOR_ATTR(pwm2_min_output, S_IWUSR | S_IRUGO, show_fan_min_output, |
| 1160 | store_fan_min_output, 1), |
| 1161 | SENSOR_ATTR(pwm3_min_output, S_IWUSR | S_IRUGO, show_fan_min_output, |
| 1162 | store_fan_min_output, 2), |
| 1163 | }; |
| 1164 | |
Jean Delvare | fc18d6c | 2007-06-24 11:19:42 +0200 | [diff] [blame] | 1165 | static ssize_t |
| 1166 | show_vid(struct device *dev, struct device_attribute *attr, char *buf) |
| 1167 | { |
| 1168 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
| 1169 | return sprintf(buf, "%d\n", vid_from_reg(data->vid, data->vrm)); |
| 1170 | } |
| 1171 | static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL); |
| 1172 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1173 | /* |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1174 | * Driver and device management |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1175 | */ |
| 1176 | |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 1177 | static void w83627ehf_device_remove_files(struct device *dev) |
| 1178 | { |
| 1179 | /* some entries in the following arrays may not have been used in |
| 1180 | * device_create_file(), but device_remove_file() will ignore them */ |
| 1181 | int i; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1182 | struct w83627ehf_data *data = dev_get_drvdata(dev); |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 1183 | |
| 1184 | for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays); i++) |
| 1185 | device_remove_file(dev, &sda_sf3_arrays[i].dev_attr); |
| 1186 | for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays_fan4); i++) |
| 1187 | device_remove_file(dev, &sda_sf3_arrays_fan4[i].dev_attr); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1188 | for (i = 0; i < data->in_num; i++) { |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 1189 | device_remove_file(dev, &sda_in_input[i].dev_attr); |
| 1190 | device_remove_file(dev, &sda_in_alarm[i].dev_attr); |
| 1191 | device_remove_file(dev, &sda_in_min[i].dev_attr); |
| 1192 | device_remove_file(dev, &sda_in_max[i].dev_attr); |
| 1193 | } |
| 1194 | for (i = 0; i < 5; i++) { |
| 1195 | device_remove_file(dev, &sda_fan_input[i].dev_attr); |
| 1196 | device_remove_file(dev, &sda_fan_alarm[i].dev_attr); |
| 1197 | device_remove_file(dev, &sda_fan_div[i].dev_attr); |
| 1198 | device_remove_file(dev, &sda_fan_min[i].dev_attr); |
| 1199 | } |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 1200 | for (i = 0; i < data->pwm_num; i++) { |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 1201 | device_remove_file(dev, &sda_pwm[i].dev_attr); |
| 1202 | device_remove_file(dev, &sda_pwm_mode[i].dev_attr); |
| 1203 | device_remove_file(dev, &sda_pwm_enable[i].dev_attr); |
| 1204 | device_remove_file(dev, &sda_target_temp[i].dev_attr); |
| 1205 | device_remove_file(dev, &sda_tolerance[i].dev_attr); |
| 1206 | } |
| 1207 | for (i = 0; i < ARRAY_SIZE(sda_temp); i++) |
| 1208 | device_remove_file(dev, &sda_temp[i].dev_attr); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1209 | |
| 1210 | device_remove_file(dev, &dev_attr_name); |
Jean Delvare | cbe311f | 2008-01-03 21:22:44 +0100 | [diff] [blame] | 1211 | device_remove_file(dev, &dev_attr_cpu0_vid); |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 1212 | } |
| 1213 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1214 | /* Get the monitoring functions started */ |
| 1215 | static inline void __devinit w83627ehf_init_device(struct w83627ehf_data *data) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1216 | { |
| 1217 | int i; |
Jean Delvare | da66736 | 2007-06-24 11:21:02 +0200 | [diff] [blame] | 1218 | u8 tmp, diode; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1219 | |
| 1220 | /* Start monitoring is needed */ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1221 | tmp = w83627ehf_read_value(data, W83627EHF_REG_CONFIG); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1222 | if (!(tmp & 0x01)) |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1223 | w83627ehf_write_value(data, W83627EHF_REG_CONFIG, |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1224 | tmp | 0x01); |
| 1225 | |
| 1226 | /* Enable temp2 and temp3 if needed */ |
| 1227 | for (i = 0; i < 2; i++) { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1228 | tmp = w83627ehf_read_value(data, |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1229 | W83627EHF_REG_TEMP_CONFIG[i]); |
| 1230 | if (tmp & 0x01) |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1231 | w83627ehf_write_value(data, |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1232 | W83627EHF_REG_TEMP_CONFIG[i], |
| 1233 | tmp & 0xfe); |
| 1234 | } |
Jean Delvare | d3130f0 | 2007-06-24 11:20:13 +0200 | [diff] [blame] | 1235 | |
| 1236 | /* Enable VBAT monitoring if needed */ |
| 1237 | tmp = w83627ehf_read_value(data, W83627EHF_REG_VBAT); |
| 1238 | if (!(tmp & 0x01)) |
| 1239 | w83627ehf_write_value(data, W83627EHF_REG_VBAT, tmp | 0x01); |
Jean Delvare | da66736 | 2007-06-24 11:21:02 +0200 | [diff] [blame] | 1240 | |
| 1241 | /* Get thermal sensor types */ |
| 1242 | diode = w83627ehf_read_value(data, W83627EHF_REG_DIODE); |
| 1243 | for (i = 0; i < 3; i++) { |
| 1244 | if ((tmp & (0x02 << i))) |
| 1245 | data->temp_type[i] = (diode & (0x10 << i)) ? 1 : 2; |
| 1246 | else |
| 1247 | data->temp_type[i] = 4; /* thermistor */ |
| 1248 | } |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1249 | } |
| 1250 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1251 | static int __devinit w83627ehf_probe(struct platform_device *pdev) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1252 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1253 | struct device *dev = &pdev->dev; |
| 1254 | struct w83627ehf_sio_data *sio_data = dev->platform_data; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1255 | struct w83627ehf_data *data; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1256 | struct resource *res; |
Jean Delvare | fc18d6c | 2007-06-24 11:19:42 +0200 | [diff] [blame] | 1257 | u8 fan4pin, fan5pin, en_vrm10; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1258 | int i, err = 0; |
| 1259 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1260 | res = platform_get_resource(pdev, IORESOURCE_IO, 0); |
| 1261 | if (!request_region(res->start, IOREGION_LENGTH, DRVNAME)) { |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1262 | err = -EBUSY; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1263 | dev_err(dev, "Failed to request region 0x%lx-0x%lx\n", |
| 1264 | (unsigned long)res->start, |
| 1265 | (unsigned long)res->start + IOREGION_LENGTH - 1); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1266 | goto exit; |
| 1267 | } |
| 1268 | |
Deepak Saxena | ba9c2e8 | 2005-10-17 23:08:32 +0200 | [diff] [blame] | 1269 | if (!(data = kzalloc(sizeof(struct w83627ehf_data), GFP_KERNEL))) { |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1270 | err = -ENOMEM; |
| 1271 | goto exit_release; |
| 1272 | } |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1273 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1274 | data->addr = res->start; |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 1275 | mutex_init(&data->lock); |
Ingo Molnar | 9a61bf6 | 2006-01-18 23:19:26 +0100 | [diff] [blame] | 1276 | mutex_init(&data->update_lock); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1277 | data->name = w83627ehf_device_names[sio_data->kind]; |
| 1278 | platform_set_drvdata(pdev, data); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1279 | |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 1280 | /* 627EHG and 627EHF have 10 voltage inputs; 627DHG and 667HG have 9 */ |
| 1281 | data->in_num = (sio_data->kind == w83627ehf) ? 10 : 9; |
| 1282 | /* 667HG has 3 pwms */ |
| 1283 | data->pwm_num = (sio_data->kind == w83667hg) ? 3 : 4; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1284 | |
| 1285 | /* Initialize the chip */ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1286 | w83627ehf_init_device(data); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1287 | |
Jean Delvare | fc18d6c | 2007-06-24 11:19:42 +0200 | [diff] [blame] | 1288 | data->vrm = vid_which_vrm(); |
| 1289 | superio_enter(sio_data->sioreg); |
Jean Delvare | fc18d6c | 2007-06-24 11:19:42 +0200 | [diff] [blame] | 1290 | /* Read VID value */ |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 1291 | if (sio_data->kind == w83667hg) { |
| 1292 | /* W83667HG has different pins for VID input and output, so |
| 1293 | we can get the VID input values directly at logical device D |
| 1294 | 0xe3. */ |
| 1295 | superio_select(sio_data->sioreg, W83667HG_LD_VID); |
| 1296 | data->vid = superio_inb(sio_data->sioreg, 0xe3); |
Jean Delvare | cbe311f | 2008-01-03 21:22:44 +0100 | [diff] [blame] | 1297 | err = device_create_file(dev, &dev_attr_cpu0_vid); |
| 1298 | if (err) |
| 1299 | goto exit_release; |
Jean Delvare | 58e6e78 | 2008-01-03 07:33:31 -0500 | [diff] [blame] | 1300 | } else { |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 1301 | superio_select(sio_data->sioreg, W83627EHF_LD_HWM); |
| 1302 | if (superio_inb(sio_data->sioreg, SIO_REG_VID_CTRL) & 0x80) { |
| 1303 | /* Set VID input sensibility if needed. In theory the |
| 1304 | BIOS should have set it, but in practice it's not |
| 1305 | always the case. We only do it for the W83627EHF/EHG |
| 1306 | because the W83627DHG is more complex in this |
| 1307 | respect. */ |
| 1308 | if (sio_data->kind == w83627ehf) { |
| 1309 | en_vrm10 = superio_inb(sio_data->sioreg, |
| 1310 | SIO_REG_EN_VRM10); |
| 1311 | if ((en_vrm10 & 0x08) && data->vrm == 90) { |
| 1312 | dev_warn(dev, "Setting VID input " |
| 1313 | "voltage to TTL\n"); |
| 1314 | superio_outb(sio_data->sioreg, |
| 1315 | SIO_REG_EN_VRM10, |
| 1316 | en_vrm10 & ~0x08); |
| 1317 | } else if (!(en_vrm10 & 0x08) |
| 1318 | && data->vrm == 100) { |
| 1319 | dev_warn(dev, "Setting VID input " |
| 1320 | "voltage to VRM10\n"); |
| 1321 | superio_outb(sio_data->sioreg, |
| 1322 | SIO_REG_EN_VRM10, |
| 1323 | en_vrm10 | 0x08); |
| 1324 | } |
| 1325 | } |
| 1326 | |
| 1327 | data->vid = superio_inb(sio_data->sioreg, |
| 1328 | SIO_REG_VID_DATA); |
| 1329 | if (sio_data->kind == w83627ehf) /* 6 VID pins only */ |
| 1330 | data->vid &= 0x3f; |
| 1331 | |
| 1332 | err = device_create_file(dev, &dev_attr_cpu0_vid); |
| 1333 | if (err) |
| 1334 | goto exit_release; |
| 1335 | } else { |
| 1336 | dev_info(dev, "VID pins in output mode, CPU VID not " |
| 1337 | "available\n"); |
| 1338 | } |
Jean Delvare | fc18d6c | 2007-06-24 11:19:42 +0200 | [diff] [blame] | 1339 | } |
| 1340 | |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1341 | /* fan4 and fan5 share some pins with the GPIO and serial flash */ |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 1342 | if (sio_data->kind == w83667hg) { |
| 1343 | fan5pin = superio_inb(sio_data->sioreg, 0x27) & 0x20; |
| 1344 | fan4pin = superio_inb(sio_data->sioreg, 0x27) & 0x40; |
| 1345 | } else { |
| 1346 | fan5pin = !(superio_inb(sio_data->sioreg, 0x24) & 0x02); |
| 1347 | fan4pin = !(superio_inb(sio_data->sioreg, 0x29) & 0x06); |
| 1348 | } |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1349 | superio_exit(sio_data->sioreg); |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1350 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1351 | /* It looks like fan4 and fan5 pins can be alternatively used |
Rudolf Marek | 14992c7 | 2006-10-08 22:02:09 +0200 | [diff] [blame] | 1352 | as fan on/off switches, but fan5 control is write only :/ |
| 1353 | We assume that if the serial interface is disabled, designers |
| 1354 | connected fan5 as input unless they are emitting log 1, which |
| 1355 | is not the default. */ |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1356 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1357 | data->has_fan = 0x07; /* fan1, fan2 and fan3 */ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1358 | i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV1); |
Jean Delvare | 1704b26 | 2009-03-30 21:46:42 +0200 | [diff] [blame] | 1359 | if ((i & (1 << 2)) && fan4pin) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1360 | data->has_fan |= (1 << 3); |
Jean Delvare | 1704b26 | 2009-03-30 21:46:42 +0200 | [diff] [blame] | 1361 | if (!(i & (1 << 1)) && fan5pin) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1362 | data->has_fan |= (1 << 4); |
| 1363 | |
Mark M. Hoffman | ea7be66 | 2007-08-05 12:19:01 -0400 | [diff] [blame] | 1364 | /* Read fan clock dividers immediately */ |
| 1365 | w83627ehf_update_fan_div(data); |
| 1366 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1367 | /* Register sysfs hooks */ |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1368 | for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays); i++) |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 1369 | if ((err = device_create_file(dev, |
| 1370 | &sda_sf3_arrays[i].dev_attr))) |
| 1371 | goto exit_remove; |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1372 | |
| 1373 | /* if fan4 is enabled create the sf3 files for it */ |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 1374 | if ((data->has_fan & (1 << 3)) && data->pwm_num >= 4) |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 1375 | for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays_fan4); i++) { |
| 1376 | if ((err = device_create_file(dev, |
| 1377 | &sda_sf3_arrays_fan4[i].dev_attr))) |
| 1378 | goto exit_remove; |
| 1379 | } |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1380 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1381 | for (i = 0; i < data->in_num; i++) |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 1382 | if ((err = device_create_file(dev, &sda_in_input[i].dev_attr)) |
| 1383 | || (err = device_create_file(dev, |
| 1384 | &sda_in_alarm[i].dev_attr)) |
| 1385 | || (err = device_create_file(dev, |
| 1386 | &sda_in_min[i].dev_attr)) |
| 1387 | || (err = device_create_file(dev, |
| 1388 | &sda_in_max[i].dev_attr))) |
| 1389 | goto exit_remove; |
Rudolf Marek | cf0676f | 2006-03-23 16:25:22 +0100 | [diff] [blame] | 1390 | |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 1391 | for (i = 0; i < 5; i++) { |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1392 | if (data->has_fan & (1 << i)) { |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 1393 | if ((err = device_create_file(dev, |
| 1394 | &sda_fan_input[i].dev_attr)) |
| 1395 | || (err = device_create_file(dev, |
| 1396 | &sda_fan_alarm[i].dev_attr)) |
| 1397 | || (err = device_create_file(dev, |
| 1398 | &sda_fan_div[i].dev_attr)) |
| 1399 | || (err = device_create_file(dev, |
| 1400 | &sda_fan_min[i].dev_attr))) |
| 1401 | goto exit_remove; |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 1402 | if (i < data->pwm_num && |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 1403 | ((err = device_create_file(dev, |
| 1404 | &sda_pwm[i].dev_attr)) |
| 1405 | || (err = device_create_file(dev, |
| 1406 | &sda_pwm_mode[i].dev_attr)) |
| 1407 | || (err = device_create_file(dev, |
| 1408 | &sda_pwm_enable[i].dev_attr)) |
| 1409 | || (err = device_create_file(dev, |
| 1410 | &sda_target_temp[i].dev_attr)) |
| 1411 | || (err = device_create_file(dev, |
| 1412 | &sda_tolerance[i].dev_attr)))) |
| 1413 | goto exit_remove; |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1414 | } |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1415 | } |
Rudolf Marek | 08c7995 | 2006-07-05 18:14:31 +0200 | [diff] [blame] | 1416 | |
Yuan Mu | 412fec8 | 2006-02-05 23:24:16 +0100 | [diff] [blame] | 1417 | for (i = 0; i < ARRAY_SIZE(sda_temp); i++) |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 1418 | if ((err = device_create_file(dev, &sda_temp[i].dev_attr))) |
| 1419 | goto exit_remove; |
| 1420 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1421 | err = device_create_file(dev, &dev_attr_name); |
| 1422 | if (err) |
| 1423 | goto exit_remove; |
| 1424 | |
Tony Jones | 1beeffe | 2007-08-20 13:46:20 -0700 | [diff] [blame] | 1425 | data->hwmon_dev = hwmon_device_register(dev); |
| 1426 | if (IS_ERR(data->hwmon_dev)) { |
| 1427 | err = PTR_ERR(data->hwmon_dev); |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 1428 | goto exit_remove; |
| 1429 | } |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1430 | |
| 1431 | return 0; |
| 1432 | |
David Hubbard | c18beb5 | 2006-09-24 21:04:38 +0200 | [diff] [blame] | 1433 | exit_remove: |
| 1434 | w83627ehf_device_remove_files(dev); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1435 | kfree(data); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1436 | platform_set_drvdata(pdev, NULL); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1437 | exit_release: |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1438 | release_region(res->start, IOREGION_LENGTH); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1439 | exit: |
| 1440 | return err; |
| 1441 | } |
| 1442 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1443 | static int __devexit w83627ehf_remove(struct platform_device *pdev) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1444 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1445 | struct w83627ehf_data *data = platform_get_drvdata(pdev); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1446 | |
Tony Jones | 1beeffe | 2007-08-20 13:46:20 -0700 | [diff] [blame] | 1447 | hwmon_device_unregister(data->hwmon_dev); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1448 | w83627ehf_device_remove_files(&pdev->dev); |
| 1449 | release_region(data->addr, IOREGION_LENGTH); |
| 1450 | platform_set_drvdata(pdev, NULL); |
Mark M. Hoffman | 943b083 | 2005-07-15 21:39:18 -0400 | [diff] [blame] | 1451 | kfree(data); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1452 | |
| 1453 | return 0; |
| 1454 | } |
| 1455 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1456 | static struct platform_driver w83627ehf_driver = { |
Laurent Riffard | cdaf793 | 2005-11-26 20:37:41 +0100 | [diff] [blame] | 1457 | .driver = { |
Jean Delvare | 8721884 | 2006-09-03 22:36:14 +0200 | [diff] [blame] | 1458 | .owner = THIS_MODULE, |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1459 | .name = DRVNAME, |
Laurent Riffard | cdaf793 | 2005-11-26 20:37:41 +0100 | [diff] [blame] | 1460 | }, |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1461 | .probe = w83627ehf_probe, |
| 1462 | .remove = __devexit_p(w83627ehf_remove), |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1463 | }; |
| 1464 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1465 | /* w83627ehf_find() looks for a '627 in the Super-I/O config space */ |
| 1466 | static int __init w83627ehf_find(int sioaddr, unsigned short *addr, |
| 1467 | struct w83627ehf_sio_data *sio_data) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1468 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1469 | static const char __initdata sio_name_W83627EHF[] = "W83627EHF"; |
| 1470 | static const char __initdata sio_name_W83627EHG[] = "W83627EHG"; |
| 1471 | static const char __initdata sio_name_W83627DHG[] = "W83627DHG"; |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 1472 | static const char __initdata sio_name_W83667HG[] = "W83667HG"; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1473 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1474 | u16 val; |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1475 | const char *sio_name; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1476 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1477 | superio_enter(sioaddr); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1478 | |
Jean Delvare | 67b671b | 2007-12-06 23:13:42 +0100 | [diff] [blame] | 1479 | if (force_id) |
| 1480 | val = force_id; |
| 1481 | else |
| 1482 | val = (superio_inb(sioaddr, SIO_REG_DEVID) << 8) |
| 1483 | | superio_inb(sioaddr, SIO_REG_DEVID + 1); |
David Hubbard | 657c93b | 2007-02-14 21:15:04 +0100 | [diff] [blame] | 1484 | switch (val & SIO_ID_MASK) { |
David Hubbard | 657c93b | 2007-02-14 21:15:04 +0100 | [diff] [blame] | 1485 | case SIO_W83627EHF_ID: |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1486 | sio_data->kind = w83627ehf; |
| 1487 | sio_name = sio_name_W83627EHF; |
| 1488 | break; |
David Hubbard | 657c93b | 2007-02-14 21:15:04 +0100 | [diff] [blame] | 1489 | case SIO_W83627EHG_ID: |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1490 | sio_data->kind = w83627ehf; |
| 1491 | sio_name = sio_name_W83627EHG; |
| 1492 | break; |
| 1493 | case SIO_W83627DHG_ID: |
| 1494 | sio_data->kind = w83627dhg; |
| 1495 | sio_name = sio_name_W83627DHG; |
David Hubbard | 657c93b | 2007-02-14 21:15:04 +0100 | [diff] [blame] | 1496 | break; |
Gong Jun | 237c8d2f | 2009-03-30 21:46:42 +0200 | [diff] [blame^] | 1497 | case SIO_W83667HG_ID: |
| 1498 | sio_data->kind = w83667hg; |
| 1499 | sio_name = sio_name_W83667HG; |
| 1500 | break; |
David Hubbard | 657c93b | 2007-02-14 21:15:04 +0100 | [diff] [blame] | 1501 | default: |
Jean Delvare | 9f66036 | 2007-06-24 11:23:41 +0200 | [diff] [blame] | 1502 | if (val != 0xffff) |
| 1503 | pr_debug(DRVNAME ": unsupported chip ID: 0x%04x\n", |
| 1504 | val); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1505 | superio_exit(sioaddr); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1506 | return -ENODEV; |
| 1507 | } |
| 1508 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1509 | /* We have a known chip, find the HWM I/O address */ |
| 1510 | superio_select(sioaddr, W83627EHF_LD_HWM); |
| 1511 | val = (superio_inb(sioaddr, SIO_REG_ADDR) << 8) |
| 1512 | | superio_inb(sioaddr, SIO_REG_ADDR + 1); |
Jean Delvare | 1a641fc | 2007-04-23 14:41:16 -0700 | [diff] [blame] | 1513 | *addr = val & IOREGION_ALIGNMENT; |
Jean Delvare | 2d8672c | 2005-07-19 23:56:35 +0200 | [diff] [blame] | 1514 | if (*addr == 0) { |
David Hubbard | 475ef85 | 2007-06-24 11:17:09 +0200 | [diff] [blame] | 1515 | printk(KERN_ERR DRVNAME ": Refusing to enable a Super-I/O " |
| 1516 | "device with a base I/O port 0.\n"); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1517 | superio_exit(sioaddr); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1518 | return -ENODEV; |
| 1519 | } |
| 1520 | |
| 1521 | /* Activate logical device if needed */ |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1522 | val = superio_inb(sioaddr, SIO_REG_ENABLE); |
David Hubbard | 475ef85 | 2007-06-24 11:17:09 +0200 | [diff] [blame] | 1523 | if (!(val & 0x01)) { |
| 1524 | printk(KERN_WARNING DRVNAME ": Forcibly enabling Super-I/O. " |
| 1525 | "Sensor is probably unusable.\n"); |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1526 | superio_outb(sioaddr, SIO_REG_ENABLE, val | 0x01); |
David Hubbard | 475ef85 | 2007-06-24 11:17:09 +0200 | [diff] [blame] | 1527 | } |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1528 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1529 | superio_exit(sioaddr); |
| 1530 | pr_info(DRVNAME ": Found %s chip at %#x\n", sio_name, *addr); |
| 1531 | sio_data->sioreg = sioaddr; |
| 1532 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1533 | return 0; |
| 1534 | } |
| 1535 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1536 | /* when Super-I/O functions move to a separate file, the Super-I/O |
| 1537 | * bus will manage the lifetime of the device and this module will only keep |
| 1538 | * track of the w83627ehf driver. But since we platform_device_alloc(), we |
| 1539 | * must keep track of the device */ |
| 1540 | static struct platform_device *pdev; |
| 1541 | |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1542 | static int __init sensors_w83627ehf_init(void) |
| 1543 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1544 | int err; |
| 1545 | unsigned short address; |
| 1546 | struct resource res; |
| 1547 | struct w83627ehf_sio_data sio_data; |
| 1548 | |
| 1549 | /* initialize sio_data->kind and sio_data->sioreg. |
| 1550 | * |
| 1551 | * when Super-I/O functions move to a separate file, the Super-I/O |
| 1552 | * driver will probe 0x2e and 0x4e and auto-detect the presence of a |
| 1553 | * w83627ehf hardware monitor, and call probe() */ |
| 1554 | if (w83627ehf_find(0x2e, &address, &sio_data) && |
| 1555 | w83627ehf_find(0x4e, &address, &sio_data)) |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1556 | return -ENODEV; |
| 1557 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1558 | err = platform_driver_register(&w83627ehf_driver); |
| 1559 | if (err) |
| 1560 | goto exit; |
| 1561 | |
| 1562 | if (!(pdev = platform_device_alloc(DRVNAME, address))) { |
| 1563 | err = -ENOMEM; |
| 1564 | printk(KERN_ERR DRVNAME ": Device allocation failed\n"); |
| 1565 | goto exit_unregister; |
| 1566 | } |
| 1567 | |
| 1568 | err = platform_device_add_data(pdev, &sio_data, |
| 1569 | sizeof(struct w83627ehf_sio_data)); |
| 1570 | if (err) { |
| 1571 | printk(KERN_ERR DRVNAME ": Platform data allocation failed\n"); |
| 1572 | goto exit_device_put; |
| 1573 | } |
| 1574 | |
| 1575 | memset(&res, 0, sizeof(res)); |
| 1576 | res.name = DRVNAME; |
| 1577 | res.start = address + IOREGION_OFFSET; |
| 1578 | res.end = address + IOREGION_OFFSET + IOREGION_LENGTH - 1; |
| 1579 | res.flags = IORESOURCE_IO; |
Jean Delvare | b9acb64 | 2009-01-07 16:37:35 +0100 | [diff] [blame] | 1580 | |
| 1581 | err = acpi_check_resource_conflict(&res); |
| 1582 | if (err) |
Hans de Goede | 18632f8 | 2009-02-17 19:59:54 +0100 | [diff] [blame] | 1583 | goto exit_device_put; |
Jean Delvare | b9acb64 | 2009-01-07 16:37:35 +0100 | [diff] [blame] | 1584 | |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1585 | err = platform_device_add_resources(pdev, &res, 1); |
| 1586 | if (err) { |
| 1587 | printk(KERN_ERR DRVNAME ": Device resource addition failed " |
| 1588 | "(%d)\n", err); |
| 1589 | goto exit_device_put; |
| 1590 | } |
| 1591 | |
| 1592 | /* platform_device_add calls probe() */ |
| 1593 | err = platform_device_add(pdev); |
| 1594 | if (err) { |
| 1595 | printk(KERN_ERR DRVNAME ": Device addition failed (%d)\n", |
| 1596 | err); |
| 1597 | goto exit_device_put; |
| 1598 | } |
| 1599 | |
| 1600 | return 0; |
| 1601 | |
| 1602 | exit_device_put: |
| 1603 | platform_device_put(pdev); |
| 1604 | exit_unregister: |
| 1605 | platform_driver_unregister(&w83627ehf_driver); |
| 1606 | exit: |
| 1607 | return err; |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1608 | } |
| 1609 | |
| 1610 | static void __exit sensors_w83627ehf_exit(void) |
| 1611 | { |
David Hubbard | 1ea6dd3 | 2007-06-24 11:16:15 +0200 | [diff] [blame] | 1612 | platform_device_unregister(pdev); |
| 1613 | platform_driver_unregister(&w83627ehf_driver); |
Jean Delvare | 08e7e27 | 2005-04-25 22:43:25 +0200 | [diff] [blame] | 1614 | } |
| 1615 | |
| 1616 | MODULE_AUTHOR("Jean Delvare <khali@linux-fr.org>"); |
| 1617 | MODULE_DESCRIPTION("W83627EHF driver"); |
| 1618 | MODULE_LICENSE("GPL"); |
| 1619 | |
| 1620 | module_init(sensors_w83627ehf_init); |
| 1621 | module_exit(sensors_w83627ehf_exit); |