Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1 | /* |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2 | * dme1737.c - Driver for the SMSC DME1737, Asus A8000, SMSC SCH311x, SCH5027, |
| 3 | * and SCH5127 Super-I/O chips integrated hardware monitoring |
| 4 | * features. |
| 5 | * Copyright (c) 2007, 2008, 2009, 2010 Juerg Haefliger <juergh@gmail.com> |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 6 | * |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 7 | * This driver is an I2C/ISA hybrid, meaning that it uses the I2C bus to access |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 8 | * the chip registers if a DME1737, A8000, or SCH5027 is found and the ISA bus |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 9 | * if a SCH311x or SCH5127 chip is found. Both types of chips have very |
| 10 | * similar hardware monitoring capabilities but differ in the way they can be |
| 11 | * accessed. |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 12 | * |
| 13 | * This program is free software; you can redistribute it and/or modify |
| 14 | * it under the terms of the GNU General Public License as published by |
| 15 | * the Free Software Foundation; either version 2 of the License, or |
| 16 | * (at your option) any later version. |
| 17 | * |
| 18 | * This program is distributed in the hope that it will be useful, |
| 19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 21 | * GNU General Public License for more details. |
| 22 | * |
| 23 | * You should have received a copy of the GNU General Public License |
| 24 | * along with this program; if not, write to the Free Software |
| 25 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 26 | */ |
| 27 | |
Joe Perches | 9c6e13b | 2010-10-20 06:51:32 +0000 | [diff] [blame] | 28 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
| 29 | |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 30 | #include <linux/module.h> |
| 31 | #include <linux/init.h> |
| 32 | #include <linux/slab.h> |
| 33 | #include <linux/jiffies.h> |
| 34 | #include <linux/i2c.h> |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 35 | #include <linux/platform_device.h> |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 36 | #include <linux/hwmon.h> |
| 37 | #include <linux/hwmon-sysfs.h> |
| 38 | #include <linux/hwmon-vid.h> |
| 39 | #include <linux/err.h> |
| 40 | #include <linux/mutex.h> |
Jean Delvare | b9acb64 | 2009-01-07 16:37:35 +0100 | [diff] [blame] | 41 | #include <linux/acpi.h> |
H Hartley Sweeten | 6055fae | 2009-09-15 17:18:13 +0200 | [diff] [blame] | 42 | #include <linux/io.h> |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 43 | |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 44 | /* ISA device, if found */ |
| 45 | static struct platform_device *pdev; |
| 46 | |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 47 | /* Module load parameters */ |
Rusty Russell | 90ab5ee | 2012-01-13 09:32:20 +1030 | [diff] [blame] | 48 | static bool force_start; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 49 | module_param(force_start, bool, 0); |
| 50 | MODULE_PARM_DESC(force_start, "Force the chip to start monitoring inputs"); |
| 51 | |
Jean Delvare | 67b671b | 2007-12-06 23:13:42 +0100 | [diff] [blame] | 52 | static unsigned short force_id; |
| 53 | module_param(force_id, ushort, 0); |
| 54 | MODULE_PARM_DESC(force_id, "Override the detected device ID"); |
| 55 | |
Rusty Russell | 90ab5ee | 2012-01-13 09:32:20 +1030 | [diff] [blame] | 56 | static bool probe_all_addr; |
Juerg Haefliger | 92430b6 | 2008-04-03 21:34:19 -0700 | [diff] [blame] | 57 | module_param(probe_all_addr, bool, 0); |
| 58 | MODULE_PARM_DESC(probe_all_addr, "Include probing of non-standard LPC " |
| 59 | "addresses"); |
| 60 | |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 61 | /* Addresses to scan */ |
Mark M. Hoffman | 25e9c86 | 2008-02-17 22:28:03 -0500 | [diff] [blame] | 62 | static const unsigned short normal_i2c[] = {0x2c, 0x2d, 0x2e, I2C_CLIENT_END}; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 63 | |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 64 | enum chips { dme1737, sch5027, sch311x, sch5127 }; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 65 | |
| 66 | /* --------------------------------------------------------------------- |
| 67 | * Registers |
| 68 | * |
| 69 | * The sensors are defined as follows: |
| 70 | * |
| 71 | * Voltages Temperatures |
| 72 | * -------- ------------ |
| 73 | * in0 +5VTR (+5V stdby) temp1 Remote diode 1 |
| 74 | * in1 Vccp (proc core) temp2 Internal temp |
| 75 | * in2 VCC (internal +3.3V) temp3 Remote diode 2 |
| 76 | * in3 +5V |
| 77 | * in4 +12V |
| 78 | * in5 VTR (+3.3V stby) |
| 79 | * in6 Vbat |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 80 | * in7 Vtrip (sch5127 only) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 81 | * |
| 82 | * --------------------------------------------------------------------- */ |
| 83 | |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 84 | /* Voltages (in) numbered 0-7 (ix) */ |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 85 | #define DME1737_REG_IN(ix) ((ix) < 5 ? 0x20 + (ix) : \ |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 86 | (ix) < 7 ? 0x94 + (ix) : \ |
| 87 | 0x1f) |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 88 | #define DME1737_REG_IN_MIN(ix) ((ix) < 5 ? 0x44 + (ix) * 2 \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 89 | : 0x91 + (ix) * 2) |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 90 | #define DME1737_REG_IN_MAX(ix) ((ix) < 5 ? 0x45 + (ix) * 2 \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 91 | : 0x92 + (ix) * 2) |
| 92 | |
| 93 | /* Temperatures (temp) numbered 0-2 (ix) */ |
| 94 | #define DME1737_REG_TEMP(ix) (0x25 + (ix)) |
| 95 | #define DME1737_REG_TEMP_MIN(ix) (0x4e + (ix) * 2) |
| 96 | #define DME1737_REG_TEMP_MAX(ix) (0x4f + (ix) * 2) |
| 97 | #define DME1737_REG_TEMP_OFFSET(ix) ((ix) == 0 ? 0x1f \ |
| 98 | : 0x1c + (ix)) |
| 99 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 100 | /* |
| 101 | * Voltage and temperature LSBs |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 102 | * The LSBs (4 bits each) are stored in 5 registers with the following layouts: |
| 103 | * IN_TEMP_LSB(0) = [in5, in6] |
| 104 | * IN_TEMP_LSB(1) = [temp3, temp1] |
| 105 | * IN_TEMP_LSB(2) = [in4, temp2] |
| 106 | * IN_TEMP_LSB(3) = [in3, in0] |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 107 | * IN_TEMP_LSB(4) = [in2, in1] |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 108 | * IN_TEMP_LSB(5) = [res, in7] |
| 109 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 110 | #define DME1737_REG_IN_TEMP_LSB(ix) (0x84 + (ix)) |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 111 | static const u8 DME1737_REG_IN_LSB[] = {3, 4, 4, 3, 2, 0, 0, 5}; |
| 112 | static const u8 DME1737_REG_IN_LSB_SHL[] = {4, 4, 0, 0, 0, 0, 4, 4}; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 113 | static const u8 DME1737_REG_TEMP_LSB[] = {1, 2, 1}; |
| 114 | static const u8 DME1737_REG_TEMP_LSB_SHL[] = {4, 4, 0}; |
| 115 | |
| 116 | /* Fans numbered 0-5 (ix) */ |
| 117 | #define DME1737_REG_FAN(ix) ((ix) < 4 ? 0x28 + (ix) * 2 \ |
| 118 | : 0xa1 + (ix) * 2) |
| 119 | #define DME1737_REG_FAN_MIN(ix) ((ix) < 4 ? 0x54 + (ix) * 2 \ |
| 120 | : 0xa5 + (ix) * 2) |
| 121 | #define DME1737_REG_FAN_OPT(ix) ((ix) < 4 ? 0x90 + (ix) \ |
| 122 | : 0xb2 + (ix)) |
| 123 | #define DME1737_REG_FAN_MAX(ix) (0xb4 + (ix)) /* only for fan[4-5] */ |
| 124 | |
| 125 | /* PWMs numbered 0-2, 4-5 (ix) */ |
| 126 | #define DME1737_REG_PWM(ix) ((ix) < 3 ? 0x30 + (ix) \ |
| 127 | : 0xa1 + (ix)) |
| 128 | #define DME1737_REG_PWM_CONFIG(ix) (0x5c + (ix)) /* only for pwm[0-2] */ |
| 129 | #define DME1737_REG_PWM_MIN(ix) (0x64 + (ix)) /* only for pwm[0-2] */ |
| 130 | #define DME1737_REG_PWM_FREQ(ix) ((ix) < 3 ? 0x5f + (ix) \ |
| 131 | : 0xa3 + (ix)) |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 132 | /* |
| 133 | * The layout of the ramp rate registers is different from the other pwm |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 134 | * registers. The bits for the 3 PWMs are stored in 2 registers: |
| 135 | * PWM_RR(0) = [OFF3, OFF2, OFF1, RES, RR1E, RR1-2, RR1-1, RR1-0] |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 136 | * PWM_RR(1) = [RR2E, RR2-2, RR2-1, RR2-0, RR3E, RR3-2, RR3-1, RR3-0] |
| 137 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 138 | #define DME1737_REG_PWM_RR(ix) (0x62 + (ix)) /* only for pwm[0-2] */ |
| 139 | |
| 140 | /* Thermal zones 0-2 */ |
| 141 | #define DME1737_REG_ZONE_LOW(ix) (0x67 + (ix)) |
| 142 | #define DME1737_REG_ZONE_ABS(ix) (0x6a + (ix)) |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 143 | /* |
| 144 | * The layout of the hysteresis registers is different from the other zone |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 145 | * registers. The bits for the 3 zones are stored in 2 registers: |
| 146 | * ZONE_HYST(0) = [H1-3, H1-2, H1-1, H1-0, H2-3, H2-2, H2-1, H2-0] |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 147 | * ZONE_HYST(1) = [H3-3, H3-2, H3-1, H3-0, RES, RES, RES, RES] |
| 148 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 149 | #define DME1737_REG_ZONE_HYST(ix) (0x6d + (ix)) |
| 150 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 151 | /* |
| 152 | * Alarm registers and bit mapping |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 153 | * The 3 8-bit alarm registers will be concatenated to a single 32-bit |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 154 | * alarm value [0, ALARM3, ALARM2, ALARM1]. |
| 155 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 156 | #define DME1737_REG_ALARM1 0x41 |
| 157 | #define DME1737_REG_ALARM2 0x42 |
| 158 | #define DME1737_REG_ALARM3 0x83 |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 159 | static const u8 DME1737_BIT_ALARM_IN[] = {0, 1, 2, 3, 8, 16, 17, 18}; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 160 | static const u8 DME1737_BIT_ALARM_TEMP[] = {4, 5, 6}; |
| 161 | static const u8 DME1737_BIT_ALARM_FAN[] = {10, 11, 12, 13, 22, 23}; |
| 162 | |
| 163 | /* Miscellaneous registers */ |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 164 | #define DME1737_REG_DEVICE 0x3d |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 165 | #define DME1737_REG_COMPANY 0x3e |
| 166 | #define DME1737_REG_VERSTEP 0x3f |
| 167 | #define DME1737_REG_CONFIG 0x40 |
| 168 | #define DME1737_REG_CONFIG2 0x7f |
| 169 | #define DME1737_REG_VID 0x43 |
| 170 | #define DME1737_REG_TACH_PWM 0x81 |
| 171 | |
| 172 | /* --------------------------------------------------------------------- |
| 173 | * Misc defines |
| 174 | * --------------------------------------------------------------------- */ |
| 175 | |
| 176 | /* Chip identification */ |
| 177 | #define DME1737_COMPANY_SMSC 0x5c |
| 178 | #define DME1737_VERSTEP 0x88 |
| 179 | #define DME1737_VERSTEP_MASK 0xf8 |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 180 | #define SCH311X_DEVICE 0x8c |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 181 | #define SCH5027_VERSTEP 0x69 |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 182 | #define SCH5127_DEVICE 0x8e |
| 183 | |
| 184 | /* Device ID values (global configuration register index 0x20) */ |
| 185 | #define DME1737_ID_1 0x77 |
| 186 | #define DME1737_ID_2 0x78 |
| 187 | #define SCH3112_ID 0x7c |
| 188 | #define SCH3114_ID 0x7d |
| 189 | #define SCH3116_ID 0x7f |
| 190 | #define SCH5027_ID 0x89 |
| 191 | #define SCH5127_ID 0x86 |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 192 | |
| 193 | /* Length of ISA address segment */ |
| 194 | #define DME1737_EXTENT 2 |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 195 | |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 196 | /* chip-dependent features */ |
| 197 | #define HAS_TEMP_OFFSET (1 << 0) /* bit 0 */ |
| 198 | #define HAS_VID (1 << 1) /* bit 1 */ |
| 199 | #define HAS_ZONE3 (1 << 2) /* bit 2 */ |
| 200 | #define HAS_ZONE_HYST (1 << 3) /* bit 3 */ |
| 201 | #define HAS_PWM_MIN (1 << 4) /* bit 4 */ |
| 202 | #define HAS_FAN(ix) (1 << ((ix) + 5)) /* bits 5-10 */ |
| 203 | #define HAS_PWM(ix) (1 << ((ix) + 11)) /* bits 11-16 */ |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 204 | #define HAS_IN7 (1 << 17) /* bit 17 */ |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 205 | |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 206 | /* --------------------------------------------------------------------- |
| 207 | * Data structures and manipulation thereof |
| 208 | * --------------------------------------------------------------------- */ |
| 209 | |
| 210 | struct dme1737_data { |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 211 | struct i2c_client *client; /* for I2C devices only */ |
Tony Jones | 1beeffe | 2007-08-20 13:46:20 -0700 | [diff] [blame] | 212 | struct device *hwmon_dev; |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 213 | const char *name; |
| 214 | unsigned int addr; /* for ISA devices only */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 215 | |
| 216 | struct mutex update_lock; |
| 217 | int valid; /* !=0 if following fields are valid */ |
| 218 | unsigned long last_update; /* in jiffies */ |
| 219 | unsigned long last_vbat; /* in jiffies */ |
Juerg Haefliger | f994fb2 | 2008-03-25 21:49:15 -0700 | [diff] [blame] | 220 | enum chips type; |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 221 | const int *in_nominal; /* pointer to IN_NOMINAL array */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 222 | |
| 223 | u8 vid; |
| 224 | u8 pwm_rr_en; |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 225 | u32 has_features; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 226 | |
| 227 | /* Register values */ |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 228 | u16 in[8]; |
| 229 | u8 in_min[8]; |
| 230 | u8 in_max[8]; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 231 | s16 temp[3]; |
| 232 | s8 temp_min[3]; |
| 233 | s8 temp_max[3]; |
| 234 | s8 temp_offset[3]; |
| 235 | u8 config; |
| 236 | u8 config2; |
| 237 | u8 vrm; |
| 238 | u16 fan[6]; |
| 239 | u16 fan_min[6]; |
| 240 | u8 fan_max[2]; |
| 241 | u8 fan_opt[6]; |
| 242 | u8 pwm[6]; |
| 243 | u8 pwm_min[3]; |
| 244 | u8 pwm_config[3]; |
| 245 | u8 pwm_acz[3]; |
| 246 | u8 pwm_freq[6]; |
| 247 | u8 pwm_rr[2]; |
| 248 | u8 zone_low[3]; |
| 249 | u8 zone_abs[3]; |
| 250 | u8 zone_hyst[2]; |
| 251 | u32 alarms; |
| 252 | }; |
| 253 | |
| 254 | /* Nominal voltage values */ |
Juerg Haefliger | f994fb2 | 2008-03-25 21:49:15 -0700 | [diff] [blame] | 255 | static const int IN_NOMINAL_DME1737[] = {5000, 2250, 3300, 5000, 12000, 3300, |
| 256 | 3300}; |
| 257 | static const int IN_NOMINAL_SCH311x[] = {2500, 1500, 3300, 5000, 12000, 3300, |
| 258 | 3300}; |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 259 | static const int IN_NOMINAL_SCH5027[] = {5000, 2250, 3300, 1125, 1125, 3300, |
| 260 | 3300}; |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 261 | static const int IN_NOMINAL_SCH5127[] = {2500, 2250, 3300, 1125, 1125, 3300, |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 262 | 3300, 1500}; |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 263 | #define IN_NOMINAL(type) ((type) == sch311x ? IN_NOMINAL_SCH311x : \ |
| 264 | (type) == sch5027 ? IN_NOMINAL_SCH5027 : \ |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 265 | (type) == sch5127 ? IN_NOMINAL_SCH5127 : \ |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 266 | IN_NOMINAL_DME1737) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 267 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 268 | /* |
| 269 | * Voltage input |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 270 | * Voltage inputs have 16 bits resolution, limit values have 8 bits |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 271 | * resolution. |
| 272 | */ |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 273 | static inline int IN_FROM_REG(int reg, int nominal, int res) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 274 | { |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 275 | return (reg * nominal + (3 << (res - 3))) / (3 << (res - 2)); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 276 | } |
| 277 | |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 278 | static inline int IN_TO_REG(int val, int nominal) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 279 | { |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 280 | return SENSORS_LIMIT((val * 192 + nominal / 2) / nominal, 0, 255); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 281 | } |
| 282 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 283 | /* |
| 284 | * Temperature input |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 285 | * The register values represent temperatures in 2's complement notation from |
| 286 | * -127 degrees C to +127 degrees C. Temp inputs have 16 bits resolution, limit |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 287 | * values have 8 bits resolution. |
| 288 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 289 | static inline int TEMP_FROM_REG(int reg, int res) |
| 290 | { |
| 291 | return (reg * 1000) >> (res - 8); |
| 292 | } |
| 293 | |
| 294 | static inline int TEMP_TO_REG(int val) |
| 295 | { |
| 296 | return SENSORS_LIMIT((val < 0 ? val - 500 : val + 500) / 1000, |
| 297 | -128, 127); |
| 298 | } |
| 299 | |
| 300 | /* Temperature range */ |
| 301 | static const int TEMP_RANGE[] = {2000, 2500, 3333, 4000, 5000, 6666, 8000, |
| 302 | 10000, 13333, 16000, 20000, 26666, 32000, |
| 303 | 40000, 53333, 80000}; |
| 304 | |
| 305 | static inline int TEMP_RANGE_FROM_REG(int reg) |
| 306 | { |
| 307 | return TEMP_RANGE[(reg >> 4) & 0x0f]; |
| 308 | } |
| 309 | |
| 310 | static int TEMP_RANGE_TO_REG(int val, int reg) |
| 311 | { |
| 312 | int i; |
| 313 | |
| 314 | for (i = 15; i > 0; i--) { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 315 | if (val > (TEMP_RANGE[i] + TEMP_RANGE[i - 1] + 1) / 2) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 316 | break; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 317 | } |
| 318 | |
| 319 | return (reg & 0x0f) | (i << 4); |
| 320 | } |
| 321 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 322 | /* |
| 323 | * Temperature hysteresis |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 324 | * Register layout: |
| 325 | * reg[0] = [H1-3, H1-2, H1-1, H1-0, H2-3, H2-2, H2-1, H2-0] |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 326 | * reg[1] = [H3-3, H3-2, H3-1, H3-0, xxxx, xxxx, xxxx, xxxx] |
| 327 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 328 | static inline int TEMP_HYST_FROM_REG(int reg, int ix) |
| 329 | { |
| 330 | return (((ix == 1) ? reg : reg >> 4) & 0x0f) * 1000; |
| 331 | } |
| 332 | |
| 333 | static inline int TEMP_HYST_TO_REG(int val, int ix, int reg) |
| 334 | { |
| 335 | int hyst = SENSORS_LIMIT((val + 500) / 1000, 0, 15); |
| 336 | |
| 337 | return (ix == 1) ? (reg & 0xf0) | hyst : (reg & 0x0f) | (hyst << 4); |
| 338 | } |
| 339 | |
| 340 | /* Fan input RPM */ |
| 341 | static inline int FAN_FROM_REG(int reg, int tpc) |
| 342 | { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 343 | if (tpc) |
Juerg Haefliger | ff8421f | 2008-01-27 16:39:46 -0800 | [diff] [blame] | 344 | return tpc * reg; |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 345 | else |
Juerg Haefliger | ff8421f | 2008-01-27 16:39:46 -0800 | [diff] [blame] | 346 | return (reg == 0 || reg == 0xffff) ? 0 : 90000 * 60 / reg; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 347 | } |
| 348 | |
| 349 | static inline int FAN_TO_REG(int val, int tpc) |
| 350 | { |
Juerg Haefliger | ff8421f | 2008-01-27 16:39:46 -0800 | [diff] [blame] | 351 | if (tpc) { |
| 352 | return SENSORS_LIMIT(val / tpc, 0, 0xffff); |
| 353 | } else { |
| 354 | return (val <= 0) ? 0xffff : |
| 355 | SENSORS_LIMIT(90000 * 60 / val, 0, 0xfffe); |
| 356 | } |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 357 | } |
| 358 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 359 | /* |
| 360 | * Fan TPC (tach pulse count) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 361 | * Converts a register value to a TPC multiplier or returns 0 if the tachometer |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 362 | * is configured in legacy (non-tpc) mode |
| 363 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 364 | static inline int FAN_TPC_FROM_REG(int reg) |
| 365 | { |
| 366 | return (reg & 0x20) ? 0 : 60 >> (reg & 0x03); |
| 367 | } |
| 368 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 369 | /* |
| 370 | * Fan type |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 371 | * The type of a fan is expressed in number of pulses-per-revolution that it |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 372 | * emits |
| 373 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 374 | static inline int FAN_TYPE_FROM_REG(int reg) |
| 375 | { |
| 376 | int edge = (reg >> 1) & 0x03; |
| 377 | |
| 378 | return (edge > 0) ? 1 << (edge - 1) : 0; |
| 379 | } |
| 380 | |
| 381 | static inline int FAN_TYPE_TO_REG(int val, int reg) |
| 382 | { |
| 383 | int edge = (val == 4) ? 3 : val; |
| 384 | |
| 385 | return (reg & 0xf9) | (edge << 1); |
| 386 | } |
| 387 | |
| 388 | /* Fan max RPM */ |
| 389 | static const int FAN_MAX[] = {0x54, 0x38, 0x2a, 0x21, 0x1c, 0x18, 0x15, 0x12, |
| 390 | 0x11, 0x0f, 0x0e}; |
| 391 | |
| 392 | static int FAN_MAX_FROM_REG(int reg) |
| 393 | { |
| 394 | int i; |
| 395 | |
| 396 | for (i = 10; i > 0; i--) { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 397 | if (reg == FAN_MAX[i]) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 398 | break; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 399 | } |
| 400 | |
| 401 | return 1000 + i * 500; |
| 402 | } |
| 403 | |
| 404 | static int FAN_MAX_TO_REG(int val) |
| 405 | { |
| 406 | int i; |
| 407 | |
| 408 | for (i = 10; i > 0; i--) { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 409 | if (val > (1000 + (i - 1) * 500)) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 410 | break; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 411 | } |
| 412 | |
| 413 | return FAN_MAX[i]; |
| 414 | } |
| 415 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 416 | /* |
| 417 | * PWM enable |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 418 | * Register to enable mapping: |
| 419 | * 000: 2 fan on zone 1 auto |
| 420 | * 001: 2 fan on zone 2 auto |
| 421 | * 010: 2 fan on zone 3 auto |
| 422 | * 011: 0 fan full on |
| 423 | * 100: -1 fan disabled |
| 424 | * 101: 2 fan on hottest of zones 2,3 auto |
| 425 | * 110: 2 fan on hottest of zones 1,2,3 auto |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 426 | * 111: 1 fan in manual mode |
| 427 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 428 | static inline int PWM_EN_FROM_REG(int reg) |
| 429 | { |
| 430 | static const int en[] = {2, 2, 2, 0, -1, 2, 2, 1}; |
| 431 | |
| 432 | return en[(reg >> 5) & 0x07]; |
| 433 | } |
| 434 | |
| 435 | static inline int PWM_EN_TO_REG(int val, int reg) |
| 436 | { |
| 437 | int en = (val == 1) ? 7 : 3; |
| 438 | |
| 439 | return (reg & 0x1f) | ((en & 0x07) << 5); |
| 440 | } |
| 441 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 442 | /* |
| 443 | * PWM auto channels zone |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 444 | * Register to auto channels zone mapping (ACZ is a bitfield with bit x |
| 445 | * corresponding to zone x+1): |
| 446 | * 000: 001 fan on zone 1 auto |
| 447 | * 001: 010 fan on zone 2 auto |
| 448 | * 010: 100 fan on zone 3 auto |
| 449 | * 011: 000 fan full on |
| 450 | * 100: 000 fan disabled |
| 451 | * 101: 110 fan on hottest of zones 2,3 auto |
| 452 | * 110: 111 fan on hottest of zones 1,2,3 auto |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 453 | * 111: 000 fan in manual mode |
| 454 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 455 | static inline int PWM_ACZ_FROM_REG(int reg) |
| 456 | { |
| 457 | static const int acz[] = {1, 2, 4, 0, 0, 6, 7, 0}; |
| 458 | |
| 459 | return acz[(reg >> 5) & 0x07]; |
| 460 | } |
| 461 | |
| 462 | static inline int PWM_ACZ_TO_REG(int val, int reg) |
| 463 | { |
| 464 | int acz = (val == 4) ? 2 : val - 1; |
| 465 | |
| 466 | return (reg & 0x1f) | ((acz & 0x07) << 5); |
| 467 | } |
| 468 | |
| 469 | /* PWM frequency */ |
| 470 | static const int PWM_FREQ[] = {11, 15, 22, 29, 35, 44, 59, 88, |
| 471 | 15000, 20000, 30000, 25000, 0, 0, 0, 0}; |
| 472 | |
| 473 | static inline int PWM_FREQ_FROM_REG(int reg) |
| 474 | { |
| 475 | return PWM_FREQ[reg & 0x0f]; |
| 476 | } |
| 477 | |
| 478 | static int PWM_FREQ_TO_REG(int val, int reg) |
| 479 | { |
| 480 | int i; |
| 481 | |
| 482 | /* the first two cases are special - stupid chip design! */ |
| 483 | if (val > 27500) { |
| 484 | i = 10; |
| 485 | } else if (val > 22500) { |
| 486 | i = 11; |
| 487 | } else { |
| 488 | for (i = 9; i > 0; i--) { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 489 | if (val > (PWM_FREQ[i] + PWM_FREQ[i - 1] + 1) / 2) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 490 | break; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 491 | } |
| 492 | } |
| 493 | |
| 494 | return (reg & 0xf0) | i; |
| 495 | } |
| 496 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 497 | /* |
| 498 | * PWM ramp rate |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 499 | * Register layout: |
| 500 | * reg[0] = [OFF3, OFF2, OFF1, RES, RR1-E, RR1-2, RR1-1, RR1-0] |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 501 | * reg[1] = [RR2-E, RR2-2, RR2-1, RR2-0, RR3-E, RR3-2, RR3-1, RR3-0] |
| 502 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 503 | static const u8 PWM_RR[] = {206, 104, 69, 41, 26, 18, 10, 5}; |
| 504 | |
| 505 | static inline int PWM_RR_FROM_REG(int reg, int ix) |
| 506 | { |
| 507 | int rr = (ix == 1) ? reg >> 4 : reg; |
| 508 | |
| 509 | return (rr & 0x08) ? PWM_RR[rr & 0x07] : 0; |
| 510 | } |
| 511 | |
| 512 | static int PWM_RR_TO_REG(int val, int ix, int reg) |
| 513 | { |
| 514 | int i; |
| 515 | |
| 516 | for (i = 0; i < 7; i++) { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 517 | if (val > (PWM_RR[i] + PWM_RR[i + 1] + 1) / 2) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 518 | break; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 519 | } |
| 520 | |
| 521 | return (ix == 1) ? (reg & 0x8f) | (i << 4) : (reg & 0xf8) | i; |
| 522 | } |
| 523 | |
| 524 | /* PWM ramp rate enable */ |
| 525 | static inline int PWM_RR_EN_FROM_REG(int reg, int ix) |
| 526 | { |
| 527 | return PWM_RR_FROM_REG(reg, ix) ? 1 : 0; |
| 528 | } |
| 529 | |
| 530 | static inline int PWM_RR_EN_TO_REG(int val, int ix, int reg) |
| 531 | { |
| 532 | int en = (ix == 1) ? 0x80 : 0x08; |
| 533 | |
| 534 | return val ? reg | en : reg & ~en; |
| 535 | } |
| 536 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 537 | /* |
| 538 | * PWM min/off |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 539 | * The PWM min/off bits are part of the PMW ramp rate register 0 (see above for |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 540 | * the register layout). |
| 541 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 542 | static inline int PWM_OFF_FROM_REG(int reg, int ix) |
| 543 | { |
| 544 | return (reg >> (ix + 5)) & 0x01; |
| 545 | } |
| 546 | |
| 547 | static inline int PWM_OFF_TO_REG(int val, int ix, int reg) |
| 548 | { |
| 549 | return (reg & ~(1 << (ix + 5))) | ((val & 0x01) << (ix + 5)); |
| 550 | } |
| 551 | |
| 552 | /* --------------------------------------------------------------------- |
| 553 | * Device I/O access |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 554 | * |
| 555 | * ISA access is performed through an index/data register pair and needs to |
| 556 | * be protected by a mutex during runtime (not required for initialization). |
| 557 | * We use data->update_lock for this and need to ensure that we acquire it |
| 558 | * before calling dme1737_read or dme1737_write. |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 559 | * --------------------------------------------------------------------- */ |
| 560 | |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 561 | static u8 dme1737_read(const struct dme1737_data *data, u8 reg) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 562 | { |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 563 | struct i2c_client *client = data->client; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 564 | s32 val; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 565 | |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 566 | if (client) { /* I2C device */ |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 567 | val = i2c_smbus_read_byte_data(client, reg); |
| 568 | |
| 569 | if (val < 0) { |
| 570 | dev_warn(&client->dev, "Read from register " |
| 571 | "0x%02x failed! Please report to the driver " |
| 572 | "maintainer.\n", reg); |
| 573 | } |
| 574 | } else { /* ISA device */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 575 | outb(reg, data->addr); |
| 576 | val = inb(data->addr + 1); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 577 | } |
| 578 | |
| 579 | return val; |
| 580 | } |
| 581 | |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 582 | static s32 dme1737_write(const struct dme1737_data *data, u8 reg, u8 val) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 583 | { |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 584 | struct i2c_client *client = data->client; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 585 | s32 res = 0; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 586 | |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 587 | if (client) { /* I2C device */ |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 588 | res = i2c_smbus_write_byte_data(client, reg, val); |
| 589 | |
| 590 | if (res < 0) { |
| 591 | dev_warn(&client->dev, "Write to register " |
| 592 | "0x%02x failed! Please report to the driver " |
| 593 | "maintainer.\n", reg); |
| 594 | } |
| 595 | } else { /* ISA device */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 596 | outb(reg, data->addr); |
| 597 | outb(val, data->addr + 1); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 598 | } |
| 599 | |
| 600 | return res; |
| 601 | } |
| 602 | |
| 603 | static struct dme1737_data *dme1737_update_device(struct device *dev) |
| 604 | { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 605 | struct dme1737_data *data = dev_get_drvdata(dev); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 606 | int ix; |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 607 | u8 lsb[6]; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 608 | |
| 609 | mutex_lock(&data->update_lock); |
| 610 | |
| 611 | /* Enable a Vbat monitoring cycle every 10 mins */ |
| 612 | if (time_after(jiffies, data->last_vbat + 600 * HZ) || !data->valid) { |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 613 | dme1737_write(data, DME1737_REG_CONFIG, dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 614 | DME1737_REG_CONFIG) | 0x10); |
| 615 | data->last_vbat = jiffies; |
| 616 | } |
| 617 | |
| 618 | /* Sample register contents every 1 sec */ |
| 619 | if (time_after(jiffies, data->last_update + HZ) || !data->valid) { |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 620 | if (data->has_features & HAS_VID) { |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 621 | data->vid = dme1737_read(data, DME1737_REG_VID) & |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 622 | 0x3f; |
| 623 | } |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 624 | |
| 625 | /* In (voltage) registers */ |
| 626 | for (ix = 0; ix < ARRAY_SIZE(data->in); ix++) { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 627 | /* |
| 628 | * Voltage inputs are stored as 16 bit values even |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 629 | * though they have only 12 bits resolution. This is |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 630 | * to make it consistent with the temp inputs. |
| 631 | */ |
| 632 | if (ix == 7 && !(data->has_features & HAS_IN7)) |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 633 | continue; |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 634 | data->in[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 635 | DME1737_REG_IN(ix)) << 8; |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 636 | data->in_min[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 637 | DME1737_REG_IN_MIN(ix)); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 638 | data->in_max[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 639 | DME1737_REG_IN_MAX(ix)); |
| 640 | } |
| 641 | |
| 642 | /* Temp registers */ |
| 643 | for (ix = 0; ix < ARRAY_SIZE(data->temp); ix++) { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 644 | /* |
| 645 | * Temp inputs are stored as 16 bit values even |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 646 | * though they have only 12 bits resolution. This is |
| 647 | * to take advantage of implicit conversions between |
| 648 | * register values (2's complement) and temp values |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 649 | * (signed decimal). |
| 650 | */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 651 | data->temp[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 652 | DME1737_REG_TEMP(ix)) << 8; |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 653 | data->temp_min[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 654 | DME1737_REG_TEMP_MIN(ix)); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 655 | data->temp_max[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 656 | DME1737_REG_TEMP_MAX(ix)); |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 657 | if (data->has_features & HAS_TEMP_OFFSET) { |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 658 | data->temp_offset[ix] = dme1737_read(data, |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 659 | DME1737_REG_TEMP_OFFSET(ix)); |
| 660 | } |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 661 | } |
| 662 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 663 | /* |
| 664 | * In and temp LSB registers |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 665 | * The LSBs are latched when the MSBs are read, so the order in |
| 666 | * which the registers are read (MSB first, then LSB) is |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 667 | * important! |
| 668 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 669 | for (ix = 0; ix < ARRAY_SIZE(lsb); ix++) { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 670 | if (ix == 5 && !(data->has_features & HAS_IN7)) |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 671 | continue; |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 672 | lsb[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 673 | DME1737_REG_IN_TEMP_LSB(ix)); |
| 674 | } |
| 675 | for (ix = 0; ix < ARRAY_SIZE(data->in); ix++) { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 676 | if (ix == 7 && !(data->has_features & HAS_IN7)) |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 677 | continue; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 678 | data->in[ix] |= (lsb[DME1737_REG_IN_LSB[ix]] << |
| 679 | DME1737_REG_IN_LSB_SHL[ix]) & 0xf0; |
| 680 | } |
| 681 | for (ix = 0; ix < ARRAY_SIZE(data->temp); ix++) { |
| 682 | data->temp[ix] |= (lsb[DME1737_REG_TEMP_LSB[ix]] << |
| 683 | DME1737_REG_TEMP_LSB_SHL[ix]) & 0xf0; |
| 684 | } |
| 685 | |
| 686 | /* Fan registers */ |
| 687 | for (ix = 0; ix < ARRAY_SIZE(data->fan); ix++) { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 688 | /* |
| 689 | * Skip reading registers if optional fans are not |
| 690 | * present |
| 691 | */ |
| 692 | if (!(data->has_features & HAS_FAN(ix))) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 693 | continue; |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 694 | data->fan[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 695 | DME1737_REG_FAN(ix)); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 696 | data->fan[ix] |= dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 697 | DME1737_REG_FAN(ix) + 1) << 8; |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 698 | data->fan_min[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 699 | DME1737_REG_FAN_MIN(ix)); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 700 | data->fan_min[ix] |= dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 701 | DME1737_REG_FAN_MIN(ix) + 1) << 8; |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 702 | data->fan_opt[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 703 | DME1737_REG_FAN_OPT(ix)); |
| 704 | /* fan_max exists only for fan[5-6] */ |
| 705 | if (ix > 3) { |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 706 | data->fan_max[ix - 4] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 707 | DME1737_REG_FAN_MAX(ix)); |
| 708 | } |
| 709 | } |
| 710 | |
| 711 | /* PWM registers */ |
| 712 | for (ix = 0; ix < ARRAY_SIZE(data->pwm); ix++) { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 713 | /* |
| 714 | * Skip reading registers if optional PWMs are not |
| 715 | * present |
| 716 | */ |
| 717 | if (!(data->has_features & HAS_PWM(ix))) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 718 | continue; |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 719 | data->pwm[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 720 | DME1737_REG_PWM(ix)); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 721 | data->pwm_freq[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 722 | DME1737_REG_PWM_FREQ(ix)); |
| 723 | /* pwm_config and pwm_min exist only for pwm[1-3] */ |
| 724 | if (ix < 3) { |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 725 | data->pwm_config[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 726 | DME1737_REG_PWM_CONFIG(ix)); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 727 | data->pwm_min[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 728 | DME1737_REG_PWM_MIN(ix)); |
| 729 | } |
| 730 | } |
| 731 | for (ix = 0; ix < ARRAY_SIZE(data->pwm_rr); ix++) { |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 732 | data->pwm_rr[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 733 | DME1737_REG_PWM_RR(ix)); |
| 734 | } |
| 735 | |
| 736 | /* Thermal zone registers */ |
| 737 | for (ix = 0; ix < ARRAY_SIZE(data->zone_low); ix++) { |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 738 | /* Skip reading registers if zone3 is not present */ |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 739 | if ((ix == 2) && !(data->has_features & HAS_ZONE3)) |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 740 | continue; |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 741 | /* sch5127 zone2 registers are special */ |
| 742 | if ((ix == 1) && (data->type == sch5127)) { |
| 743 | data->zone_low[1] = dme1737_read(data, |
| 744 | DME1737_REG_ZONE_LOW(2)); |
| 745 | data->zone_abs[1] = dme1737_read(data, |
| 746 | DME1737_REG_ZONE_ABS(2)); |
| 747 | } else { |
| 748 | data->zone_low[ix] = dme1737_read(data, |
| 749 | DME1737_REG_ZONE_LOW(ix)); |
| 750 | data->zone_abs[ix] = dme1737_read(data, |
| 751 | DME1737_REG_ZONE_ABS(ix)); |
| 752 | } |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 753 | } |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 754 | if (data->has_features & HAS_ZONE_HYST) { |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 755 | for (ix = 0; ix < ARRAY_SIZE(data->zone_hyst); ix++) { |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 756 | data->zone_hyst[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 757 | DME1737_REG_ZONE_HYST(ix)); |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 758 | } |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 759 | } |
| 760 | |
| 761 | /* Alarm registers */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 762 | data->alarms = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 763 | DME1737_REG_ALARM1); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 764 | /* |
| 765 | * Bit 7 tells us if the other alarm registers are non-zero and |
| 766 | * therefore also need to be read |
| 767 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 768 | if (data->alarms & 0x80) { |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 769 | data->alarms |= dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 770 | DME1737_REG_ALARM2) << 8; |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 771 | data->alarms |= dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 772 | DME1737_REG_ALARM3) << 16; |
| 773 | } |
| 774 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 775 | /* |
| 776 | * The ISA chips require explicit clearing of alarm bits. |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 777 | * Don't worry, an alarm will come back if the condition |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 778 | * that causes it still exists |
| 779 | */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 780 | if (!data->client) { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 781 | if (data->alarms & 0xff0000) |
| 782 | dme1737_write(data, DME1737_REG_ALARM3, 0xff); |
| 783 | if (data->alarms & 0xff00) |
| 784 | dme1737_write(data, DME1737_REG_ALARM2, 0xff); |
| 785 | if (data->alarms & 0xff) |
| 786 | dme1737_write(data, DME1737_REG_ALARM1, 0xff); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 787 | } |
| 788 | |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 789 | data->last_update = jiffies; |
| 790 | data->valid = 1; |
| 791 | } |
| 792 | |
| 793 | mutex_unlock(&data->update_lock); |
| 794 | |
| 795 | return data; |
| 796 | } |
| 797 | |
| 798 | /* --------------------------------------------------------------------- |
| 799 | * Voltage sysfs attributes |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 800 | * ix = [0-7] |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 801 | * --------------------------------------------------------------------- */ |
| 802 | |
| 803 | #define SYS_IN_INPUT 0 |
| 804 | #define SYS_IN_MIN 1 |
| 805 | #define SYS_IN_MAX 2 |
| 806 | #define SYS_IN_ALARM 3 |
| 807 | |
| 808 | static ssize_t show_in(struct device *dev, struct device_attribute *attr, |
| 809 | char *buf) |
| 810 | { |
| 811 | struct dme1737_data *data = dme1737_update_device(dev); |
| 812 | struct sensor_device_attribute_2 |
| 813 | *sensor_attr_2 = to_sensor_dev_attr_2(attr); |
| 814 | int ix = sensor_attr_2->index; |
| 815 | int fn = sensor_attr_2->nr; |
| 816 | int res; |
| 817 | |
| 818 | switch (fn) { |
| 819 | case SYS_IN_INPUT: |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 820 | res = IN_FROM_REG(data->in[ix], data->in_nominal[ix], 16); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 821 | break; |
| 822 | case SYS_IN_MIN: |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 823 | res = IN_FROM_REG(data->in_min[ix], data->in_nominal[ix], 8); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 824 | break; |
| 825 | case SYS_IN_MAX: |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 826 | res = IN_FROM_REG(data->in_max[ix], data->in_nominal[ix], 8); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 827 | break; |
| 828 | case SYS_IN_ALARM: |
| 829 | res = (data->alarms >> DME1737_BIT_ALARM_IN[ix]) & 0x01; |
| 830 | break; |
| 831 | default: |
| 832 | res = 0; |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 833 | dev_dbg(dev, "Unknown function %d.\n", fn); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 834 | } |
| 835 | |
| 836 | return sprintf(buf, "%d\n", res); |
| 837 | } |
| 838 | |
| 839 | static ssize_t set_in(struct device *dev, struct device_attribute *attr, |
| 840 | const char *buf, size_t count) |
| 841 | { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 842 | struct dme1737_data *data = dev_get_drvdata(dev); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 843 | struct sensor_device_attribute_2 |
| 844 | *sensor_attr_2 = to_sensor_dev_attr_2(attr); |
| 845 | int ix = sensor_attr_2->index; |
| 846 | int fn = sensor_attr_2->nr; |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 847 | long val; |
| 848 | int err; |
| 849 | |
| 850 | err = kstrtol(buf, 10, &val); |
| 851 | if (err) |
| 852 | return err; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 853 | |
| 854 | mutex_lock(&data->update_lock); |
| 855 | switch (fn) { |
| 856 | case SYS_IN_MIN: |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 857 | data->in_min[ix] = IN_TO_REG(val, data->in_nominal[ix]); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 858 | dme1737_write(data, DME1737_REG_IN_MIN(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 859 | data->in_min[ix]); |
| 860 | break; |
| 861 | case SYS_IN_MAX: |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 862 | data->in_max[ix] = IN_TO_REG(val, data->in_nominal[ix]); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 863 | dme1737_write(data, DME1737_REG_IN_MAX(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 864 | data->in_max[ix]); |
| 865 | break; |
| 866 | default: |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 867 | dev_dbg(dev, "Unknown function %d.\n", fn); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 868 | } |
| 869 | mutex_unlock(&data->update_lock); |
| 870 | |
| 871 | return count; |
| 872 | } |
| 873 | |
| 874 | /* --------------------------------------------------------------------- |
| 875 | * Temperature sysfs attributes |
| 876 | * ix = [0-2] |
| 877 | * --------------------------------------------------------------------- */ |
| 878 | |
| 879 | #define SYS_TEMP_INPUT 0 |
| 880 | #define SYS_TEMP_MIN 1 |
| 881 | #define SYS_TEMP_MAX 2 |
| 882 | #define SYS_TEMP_OFFSET 3 |
| 883 | #define SYS_TEMP_ALARM 4 |
| 884 | #define SYS_TEMP_FAULT 5 |
| 885 | |
| 886 | static ssize_t show_temp(struct device *dev, struct device_attribute *attr, |
| 887 | char *buf) |
| 888 | { |
| 889 | struct dme1737_data *data = dme1737_update_device(dev); |
| 890 | struct sensor_device_attribute_2 |
| 891 | *sensor_attr_2 = to_sensor_dev_attr_2(attr); |
| 892 | int ix = sensor_attr_2->index; |
| 893 | int fn = sensor_attr_2->nr; |
| 894 | int res; |
| 895 | |
| 896 | switch (fn) { |
| 897 | case SYS_TEMP_INPUT: |
| 898 | res = TEMP_FROM_REG(data->temp[ix], 16); |
| 899 | break; |
| 900 | case SYS_TEMP_MIN: |
| 901 | res = TEMP_FROM_REG(data->temp_min[ix], 8); |
| 902 | break; |
| 903 | case SYS_TEMP_MAX: |
| 904 | res = TEMP_FROM_REG(data->temp_max[ix], 8); |
| 905 | break; |
| 906 | case SYS_TEMP_OFFSET: |
| 907 | res = TEMP_FROM_REG(data->temp_offset[ix], 8); |
| 908 | break; |
| 909 | case SYS_TEMP_ALARM: |
| 910 | res = (data->alarms >> DME1737_BIT_ALARM_TEMP[ix]) & 0x01; |
| 911 | break; |
| 912 | case SYS_TEMP_FAULT: |
Juerg Haefliger | c0f3140 | 2007-07-20 14:16:47 -0700 | [diff] [blame] | 913 | res = (((u16)data->temp[ix] & 0xff00) == 0x8000); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 914 | break; |
| 915 | default: |
| 916 | res = 0; |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 917 | dev_dbg(dev, "Unknown function %d.\n", fn); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 918 | } |
| 919 | |
| 920 | return sprintf(buf, "%d\n", res); |
| 921 | } |
| 922 | |
| 923 | static ssize_t set_temp(struct device *dev, struct device_attribute *attr, |
| 924 | const char *buf, size_t count) |
| 925 | { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 926 | struct dme1737_data *data = dev_get_drvdata(dev); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 927 | struct sensor_device_attribute_2 |
| 928 | *sensor_attr_2 = to_sensor_dev_attr_2(attr); |
| 929 | int ix = sensor_attr_2->index; |
| 930 | int fn = sensor_attr_2->nr; |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 931 | long val; |
| 932 | int err; |
| 933 | |
| 934 | err = kstrtol(buf, 10, &val); |
| 935 | if (err) |
| 936 | return err; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 937 | |
| 938 | mutex_lock(&data->update_lock); |
| 939 | switch (fn) { |
| 940 | case SYS_TEMP_MIN: |
| 941 | data->temp_min[ix] = TEMP_TO_REG(val); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 942 | dme1737_write(data, DME1737_REG_TEMP_MIN(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 943 | data->temp_min[ix]); |
| 944 | break; |
| 945 | case SYS_TEMP_MAX: |
| 946 | data->temp_max[ix] = TEMP_TO_REG(val); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 947 | dme1737_write(data, DME1737_REG_TEMP_MAX(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 948 | data->temp_max[ix]); |
| 949 | break; |
| 950 | case SYS_TEMP_OFFSET: |
| 951 | data->temp_offset[ix] = TEMP_TO_REG(val); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 952 | dme1737_write(data, DME1737_REG_TEMP_OFFSET(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 953 | data->temp_offset[ix]); |
| 954 | break; |
| 955 | default: |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 956 | dev_dbg(dev, "Unknown function %d.\n", fn); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 957 | } |
| 958 | mutex_unlock(&data->update_lock); |
| 959 | |
| 960 | return count; |
| 961 | } |
| 962 | |
| 963 | /* --------------------------------------------------------------------- |
| 964 | * Zone sysfs attributes |
| 965 | * ix = [0-2] |
| 966 | * --------------------------------------------------------------------- */ |
| 967 | |
| 968 | #define SYS_ZONE_AUTO_CHANNELS_TEMP 0 |
| 969 | #define SYS_ZONE_AUTO_POINT1_TEMP_HYST 1 |
| 970 | #define SYS_ZONE_AUTO_POINT1_TEMP 2 |
| 971 | #define SYS_ZONE_AUTO_POINT2_TEMP 3 |
| 972 | #define SYS_ZONE_AUTO_POINT3_TEMP 4 |
| 973 | |
| 974 | static ssize_t show_zone(struct device *dev, struct device_attribute *attr, |
| 975 | char *buf) |
| 976 | { |
| 977 | struct dme1737_data *data = dme1737_update_device(dev); |
| 978 | struct sensor_device_attribute_2 |
| 979 | *sensor_attr_2 = to_sensor_dev_attr_2(attr); |
| 980 | int ix = sensor_attr_2->index; |
| 981 | int fn = sensor_attr_2->nr; |
| 982 | int res; |
| 983 | |
| 984 | switch (fn) { |
| 985 | case SYS_ZONE_AUTO_CHANNELS_TEMP: |
| 986 | /* check config2 for non-standard temp-to-zone mapping */ |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 987 | if ((ix == 1) && (data->config2 & 0x02)) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 988 | res = 4; |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 989 | else |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 990 | res = 1 << ix; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 991 | break; |
| 992 | case SYS_ZONE_AUTO_POINT1_TEMP_HYST: |
| 993 | res = TEMP_FROM_REG(data->zone_low[ix], 8) - |
| 994 | TEMP_HYST_FROM_REG(data->zone_hyst[ix == 2], ix); |
| 995 | break; |
| 996 | case SYS_ZONE_AUTO_POINT1_TEMP: |
| 997 | res = TEMP_FROM_REG(data->zone_low[ix], 8); |
| 998 | break; |
| 999 | case SYS_ZONE_AUTO_POINT2_TEMP: |
| 1000 | /* pwm_freq holds the temp range bits in the upper nibble */ |
| 1001 | res = TEMP_FROM_REG(data->zone_low[ix], 8) + |
| 1002 | TEMP_RANGE_FROM_REG(data->pwm_freq[ix]); |
| 1003 | break; |
| 1004 | case SYS_ZONE_AUTO_POINT3_TEMP: |
| 1005 | res = TEMP_FROM_REG(data->zone_abs[ix], 8); |
| 1006 | break; |
| 1007 | default: |
| 1008 | res = 0; |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1009 | dev_dbg(dev, "Unknown function %d.\n", fn); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1010 | } |
| 1011 | |
| 1012 | return sprintf(buf, "%d\n", res); |
| 1013 | } |
| 1014 | |
| 1015 | static ssize_t set_zone(struct device *dev, struct device_attribute *attr, |
| 1016 | const char *buf, size_t count) |
| 1017 | { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1018 | struct dme1737_data *data = dev_get_drvdata(dev); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1019 | struct sensor_device_attribute_2 |
| 1020 | *sensor_attr_2 = to_sensor_dev_attr_2(attr); |
| 1021 | int ix = sensor_attr_2->index; |
| 1022 | int fn = sensor_attr_2->nr; |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1023 | long val; |
| 1024 | int err; |
| 1025 | |
| 1026 | err = kstrtol(buf, 10, &val); |
| 1027 | if (err) |
| 1028 | return err; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1029 | |
| 1030 | mutex_lock(&data->update_lock); |
| 1031 | switch (fn) { |
| 1032 | case SYS_ZONE_AUTO_POINT1_TEMP_HYST: |
| 1033 | /* Refresh the cache */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1034 | data->zone_low[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1035 | DME1737_REG_ZONE_LOW(ix)); |
| 1036 | /* Modify the temp hyst value */ |
| 1037 | data->zone_hyst[ix == 2] = TEMP_HYST_TO_REG( |
| 1038 | TEMP_FROM_REG(data->zone_low[ix], 8) - |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1039 | val, ix, dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1040 | DME1737_REG_ZONE_HYST(ix == 2))); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1041 | dme1737_write(data, DME1737_REG_ZONE_HYST(ix == 2), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1042 | data->zone_hyst[ix == 2]); |
| 1043 | break; |
| 1044 | case SYS_ZONE_AUTO_POINT1_TEMP: |
| 1045 | data->zone_low[ix] = TEMP_TO_REG(val); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1046 | dme1737_write(data, DME1737_REG_ZONE_LOW(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1047 | data->zone_low[ix]); |
| 1048 | break; |
| 1049 | case SYS_ZONE_AUTO_POINT2_TEMP: |
| 1050 | /* Refresh the cache */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1051 | data->zone_low[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1052 | DME1737_REG_ZONE_LOW(ix)); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1053 | /* |
| 1054 | * Modify the temp range value (which is stored in the upper |
| 1055 | * nibble of the pwm_freq register) |
| 1056 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1057 | data->pwm_freq[ix] = TEMP_RANGE_TO_REG(val - |
| 1058 | TEMP_FROM_REG(data->zone_low[ix], 8), |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1059 | dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1060 | DME1737_REG_PWM_FREQ(ix))); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1061 | dme1737_write(data, DME1737_REG_PWM_FREQ(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1062 | data->pwm_freq[ix]); |
| 1063 | break; |
| 1064 | case SYS_ZONE_AUTO_POINT3_TEMP: |
| 1065 | data->zone_abs[ix] = TEMP_TO_REG(val); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1066 | dme1737_write(data, DME1737_REG_ZONE_ABS(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1067 | data->zone_abs[ix]); |
| 1068 | break; |
| 1069 | default: |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1070 | dev_dbg(dev, "Unknown function %d.\n", fn); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1071 | } |
| 1072 | mutex_unlock(&data->update_lock); |
| 1073 | |
| 1074 | return count; |
| 1075 | } |
| 1076 | |
| 1077 | /* --------------------------------------------------------------------- |
| 1078 | * Fan sysfs attributes |
| 1079 | * ix = [0-5] |
| 1080 | * --------------------------------------------------------------------- */ |
| 1081 | |
| 1082 | #define SYS_FAN_INPUT 0 |
| 1083 | #define SYS_FAN_MIN 1 |
| 1084 | #define SYS_FAN_MAX 2 |
| 1085 | #define SYS_FAN_ALARM 3 |
| 1086 | #define SYS_FAN_TYPE 4 |
| 1087 | |
| 1088 | static ssize_t show_fan(struct device *dev, struct device_attribute *attr, |
| 1089 | char *buf) |
| 1090 | { |
| 1091 | struct dme1737_data *data = dme1737_update_device(dev); |
| 1092 | struct sensor_device_attribute_2 |
| 1093 | *sensor_attr_2 = to_sensor_dev_attr_2(attr); |
| 1094 | int ix = sensor_attr_2->index; |
| 1095 | int fn = sensor_attr_2->nr; |
| 1096 | int res; |
| 1097 | |
| 1098 | switch (fn) { |
| 1099 | case SYS_FAN_INPUT: |
| 1100 | res = FAN_FROM_REG(data->fan[ix], |
| 1101 | ix < 4 ? 0 : |
| 1102 | FAN_TPC_FROM_REG(data->fan_opt[ix])); |
| 1103 | break; |
| 1104 | case SYS_FAN_MIN: |
| 1105 | res = FAN_FROM_REG(data->fan_min[ix], |
| 1106 | ix < 4 ? 0 : |
| 1107 | FAN_TPC_FROM_REG(data->fan_opt[ix])); |
| 1108 | break; |
| 1109 | case SYS_FAN_MAX: |
| 1110 | /* only valid for fan[5-6] */ |
| 1111 | res = FAN_MAX_FROM_REG(data->fan_max[ix - 4]); |
| 1112 | break; |
| 1113 | case SYS_FAN_ALARM: |
| 1114 | res = (data->alarms >> DME1737_BIT_ALARM_FAN[ix]) & 0x01; |
| 1115 | break; |
| 1116 | case SYS_FAN_TYPE: |
| 1117 | /* only valid for fan[1-4] */ |
| 1118 | res = FAN_TYPE_FROM_REG(data->fan_opt[ix]); |
| 1119 | break; |
| 1120 | default: |
| 1121 | res = 0; |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1122 | dev_dbg(dev, "Unknown function %d.\n", fn); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1123 | } |
| 1124 | |
| 1125 | return sprintf(buf, "%d\n", res); |
| 1126 | } |
| 1127 | |
| 1128 | static ssize_t set_fan(struct device *dev, struct device_attribute *attr, |
| 1129 | const char *buf, size_t count) |
| 1130 | { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1131 | struct dme1737_data *data = dev_get_drvdata(dev); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1132 | struct sensor_device_attribute_2 |
| 1133 | *sensor_attr_2 = to_sensor_dev_attr_2(attr); |
| 1134 | int ix = sensor_attr_2->index; |
| 1135 | int fn = sensor_attr_2->nr; |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1136 | long val; |
| 1137 | int err; |
| 1138 | |
| 1139 | err = kstrtol(buf, 10, &val); |
| 1140 | if (err) |
| 1141 | return err; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1142 | |
| 1143 | mutex_lock(&data->update_lock); |
| 1144 | switch (fn) { |
| 1145 | case SYS_FAN_MIN: |
| 1146 | if (ix < 4) { |
| 1147 | data->fan_min[ix] = FAN_TO_REG(val, 0); |
| 1148 | } else { |
| 1149 | /* Refresh the cache */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1150 | data->fan_opt[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1151 | DME1737_REG_FAN_OPT(ix)); |
| 1152 | /* Modify the fan min value */ |
| 1153 | data->fan_min[ix] = FAN_TO_REG(val, |
| 1154 | FAN_TPC_FROM_REG(data->fan_opt[ix])); |
| 1155 | } |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1156 | dme1737_write(data, DME1737_REG_FAN_MIN(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1157 | data->fan_min[ix] & 0xff); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1158 | dme1737_write(data, DME1737_REG_FAN_MIN(ix) + 1, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1159 | data->fan_min[ix] >> 8); |
| 1160 | break; |
| 1161 | case SYS_FAN_MAX: |
| 1162 | /* Only valid for fan[5-6] */ |
| 1163 | data->fan_max[ix - 4] = FAN_MAX_TO_REG(val); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1164 | dme1737_write(data, DME1737_REG_FAN_MAX(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1165 | data->fan_max[ix - 4]); |
| 1166 | break; |
| 1167 | case SYS_FAN_TYPE: |
| 1168 | /* Only valid for fan[1-4] */ |
| 1169 | if (!(val == 1 || val == 2 || val == 4)) { |
| 1170 | count = -EINVAL; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 1171 | dev_warn(dev, "Fan type value %ld not " |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1172 | "supported. Choose one of 1, 2, or 4.\n", |
| 1173 | val); |
| 1174 | goto exit; |
| 1175 | } |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1176 | data->fan_opt[ix] = FAN_TYPE_TO_REG(val, dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1177 | DME1737_REG_FAN_OPT(ix))); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1178 | dme1737_write(data, DME1737_REG_FAN_OPT(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1179 | data->fan_opt[ix]); |
| 1180 | break; |
| 1181 | default: |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1182 | dev_dbg(dev, "Unknown function %d.\n", fn); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1183 | } |
| 1184 | exit: |
| 1185 | mutex_unlock(&data->update_lock); |
| 1186 | |
| 1187 | return count; |
| 1188 | } |
| 1189 | |
| 1190 | /* --------------------------------------------------------------------- |
| 1191 | * PWM sysfs attributes |
| 1192 | * ix = [0-4] |
| 1193 | * --------------------------------------------------------------------- */ |
| 1194 | |
| 1195 | #define SYS_PWM 0 |
| 1196 | #define SYS_PWM_FREQ 1 |
| 1197 | #define SYS_PWM_ENABLE 2 |
| 1198 | #define SYS_PWM_RAMP_RATE 3 |
| 1199 | #define SYS_PWM_AUTO_CHANNELS_ZONE 4 |
| 1200 | #define SYS_PWM_AUTO_PWM_MIN 5 |
| 1201 | #define SYS_PWM_AUTO_POINT1_PWM 6 |
| 1202 | #define SYS_PWM_AUTO_POINT2_PWM 7 |
| 1203 | |
| 1204 | static ssize_t show_pwm(struct device *dev, struct device_attribute *attr, |
| 1205 | char *buf) |
| 1206 | { |
| 1207 | struct dme1737_data *data = dme1737_update_device(dev); |
| 1208 | struct sensor_device_attribute_2 |
| 1209 | *sensor_attr_2 = to_sensor_dev_attr_2(attr); |
| 1210 | int ix = sensor_attr_2->index; |
| 1211 | int fn = sensor_attr_2->nr; |
| 1212 | int res; |
| 1213 | |
| 1214 | switch (fn) { |
| 1215 | case SYS_PWM: |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1216 | if (PWM_EN_FROM_REG(data->pwm_config[ix]) == 0) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1217 | res = 255; |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1218 | else |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1219 | res = data->pwm[ix]; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1220 | break; |
| 1221 | case SYS_PWM_FREQ: |
| 1222 | res = PWM_FREQ_FROM_REG(data->pwm_freq[ix]); |
| 1223 | break; |
| 1224 | case SYS_PWM_ENABLE: |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1225 | if (ix >= 3) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1226 | res = 1; /* pwm[5-6] hard-wired to manual mode */ |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1227 | else |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1228 | res = PWM_EN_FROM_REG(data->pwm_config[ix]); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1229 | break; |
| 1230 | case SYS_PWM_RAMP_RATE: |
| 1231 | /* Only valid for pwm[1-3] */ |
| 1232 | res = PWM_RR_FROM_REG(data->pwm_rr[ix > 0], ix); |
| 1233 | break; |
| 1234 | case SYS_PWM_AUTO_CHANNELS_ZONE: |
| 1235 | /* Only valid for pwm[1-3] */ |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1236 | if (PWM_EN_FROM_REG(data->pwm_config[ix]) == 2) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1237 | res = PWM_ACZ_FROM_REG(data->pwm_config[ix]); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1238 | else |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1239 | res = data->pwm_acz[ix]; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1240 | break; |
| 1241 | case SYS_PWM_AUTO_PWM_MIN: |
| 1242 | /* Only valid for pwm[1-3] */ |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1243 | if (PWM_OFF_FROM_REG(data->pwm_rr[0], ix)) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1244 | res = data->pwm_min[ix]; |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1245 | else |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1246 | res = 0; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1247 | break; |
| 1248 | case SYS_PWM_AUTO_POINT1_PWM: |
| 1249 | /* Only valid for pwm[1-3] */ |
| 1250 | res = data->pwm_min[ix]; |
| 1251 | break; |
| 1252 | case SYS_PWM_AUTO_POINT2_PWM: |
| 1253 | /* Only valid for pwm[1-3] */ |
| 1254 | res = 255; /* hard-wired */ |
| 1255 | break; |
| 1256 | default: |
| 1257 | res = 0; |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1258 | dev_dbg(dev, "Unknown function %d.\n", fn); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1259 | } |
| 1260 | |
| 1261 | return sprintf(buf, "%d\n", res); |
| 1262 | } |
| 1263 | |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1264 | static struct attribute *dme1737_pwm_chmod_attr[]; |
Al Viro | 48176a9 | 2011-07-24 03:40:40 -0400 | [diff] [blame] | 1265 | static void dme1737_chmod_file(struct device*, struct attribute*, umode_t); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1266 | |
| 1267 | static ssize_t set_pwm(struct device *dev, struct device_attribute *attr, |
| 1268 | const char *buf, size_t count) |
| 1269 | { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1270 | struct dme1737_data *data = dev_get_drvdata(dev); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1271 | struct sensor_device_attribute_2 |
| 1272 | *sensor_attr_2 = to_sensor_dev_attr_2(attr); |
| 1273 | int ix = sensor_attr_2->index; |
| 1274 | int fn = sensor_attr_2->nr; |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1275 | long val; |
| 1276 | int err; |
| 1277 | |
| 1278 | err = kstrtol(buf, 10, &val); |
| 1279 | if (err) |
| 1280 | return err; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1281 | |
| 1282 | mutex_lock(&data->update_lock); |
| 1283 | switch (fn) { |
| 1284 | case SYS_PWM: |
| 1285 | data->pwm[ix] = SENSORS_LIMIT(val, 0, 255); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1286 | dme1737_write(data, DME1737_REG_PWM(ix), data->pwm[ix]); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1287 | break; |
| 1288 | case SYS_PWM_FREQ: |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1289 | data->pwm_freq[ix] = PWM_FREQ_TO_REG(val, dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1290 | DME1737_REG_PWM_FREQ(ix))); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1291 | dme1737_write(data, DME1737_REG_PWM_FREQ(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1292 | data->pwm_freq[ix]); |
| 1293 | break; |
| 1294 | case SYS_PWM_ENABLE: |
| 1295 | /* Only valid for pwm[1-3] */ |
| 1296 | if (val < 0 || val > 2) { |
| 1297 | count = -EINVAL; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 1298 | dev_warn(dev, "PWM enable %ld not " |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1299 | "supported. Choose one of 0, 1, or 2.\n", |
| 1300 | val); |
| 1301 | goto exit; |
| 1302 | } |
| 1303 | /* Refresh the cache */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1304 | data->pwm_config[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1305 | DME1737_REG_PWM_CONFIG(ix)); |
| 1306 | if (val == PWM_EN_FROM_REG(data->pwm_config[ix])) { |
| 1307 | /* Bail out if no change */ |
| 1308 | goto exit; |
| 1309 | } |
| 1310 | /* Do some housekeeping if we are currently in auto mode */ |
| 1311 | if (PWM_EN_FROM_REG(data->pwm_config[ix]) == 2) { |
| 1312 | /* Save the current zone channel assignment */ |
| 1313 | data->pwm_acz[ix] = PWM_ACZ_FROM_REG( |
| 1314 | data->pwm_config[ix]); |
| 1315 | /* Save the current ramp rate state and disable it */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1316 | data->pwm_rr[ix > 0] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1317 | DME1737_REG_PWM_RR(ix > 0)); |
| 1318 | data->pwm_rr_en &= ~(1 << ix); |
| 1319 | if (PWM_RR_EN_FROM_REG(data->pwm_rr[ix > 0], ix)) { |
| 1320 | data->pwm_rr_en |= (1 << ix); |
| 1321 | data->pwm_rr[ix > 0] = PWM_RR_EN_TO_REG(0, ix, |
| 1322 | data->pwm_rr[ix > 0]); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1323 | dme1737_write(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1324 | DME1737_REG_PWM_RR(ix > 0), |
| 1325 | data->pwm_rr[ix > 0]); |
| 1326 | } |
| 1327 | } |
| 1328 | /* Set the new PWM mode */ |
| 1329 | switch (val) { |
| 1330 | case 0: |
| 1331 | /* Change permissions of pwm[ix] to read-only */ |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1332 | dme1737_chmod_file(dev, dme1737_pwm_chmod_attr[ix], |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1333 | S_IRUGO); |
| 1334 | /* Turn fan fully on */ |
| 1335 | data->pwm_config[ix] = PWM_EN_TO_REG(0, |
| 1336 | data->pwm_config[ix]); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1337 | dme1737_write(data, DME1737_REG_PWM_CONFIG(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1338 | data->pwm_config[ix]); |
| 1339 | break; |
| 1340 | case 1: |
| 1341 | /* Turn on manual mode */ |
| 1342 | data->pwm_config[ix] = PWM_EN_TO_REG(1, |
| 1343 | data->pwm_config[ix]); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1344 | dme1737_write(data, DME1737_REG_PWM_CONFIG(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1345 | data->pwm_config[ix]); |
| 1346 | /* Change permissions of pwm[ix] to read-writeable */ |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1347 | dme1737_chmod_file(dev, dme1737_pwm_chmod_attr[ix], |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1348 | S_IRUGO | S_IWUSR); |
| 1349 | break; |
| 1350 | case 2: |
| 1351 | /* Change permissions of pwm[ix] to read-only */ |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1352 | dme1737_chmod_file(dev, dme1737_pwm_chmod_attr[ix], |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1353 | S_IRUGO); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1354 | /* |
| 1355 | * Turn on auto mode using the saved zone channel |
| 1356 | * assignment |
| 1357 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1358 | data->pwm_config[ix] = PWM_ACZ_TO_REG( |
| 1359 | data->pwm_acz[ix], |
| 1360 | data->pwm_config[ix]); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1361 | dme1737_write(data, DME1737_REG_PWM_CONFIG(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1362 | data->pwm_config[ix]); |
| 1363 | /* Enable PWM ramp rate if previously enabled */ |
| 1364 | if (data->pwm_rr_en & (1 << ix)) { |
| 1365 | data->pwm_rr[ix > 0] = PWM_RR_EN_TO_REG(1, ix, |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1366 | dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1367 | DME1737_REG_PWM_RR(ix > 0))); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1368 | dme1737_write(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1369 | DME1737_REG_PWM_RR(ix > 0), |
| 1370 | data->pwm_rr[ix > 0]); |
| 1371 | } |
| 1372 | break; |
| 1373 | } |
| 1374 | break; |
| 1375 | case SYS_PWM_RAMP_RATE: |
| 1376 | /* Only valid for pwm[1-3] */ |
| 1377 | /* Refresh the cache */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1378 | data->pwm_config[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1379 | DME1737_REG_PWM_CONFIG(ix)); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1380 | data->pwm_rr[ix > 0] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1381 | DME1737_REG_PWM_RR(ix > 0)); |
| 1382 | /* Set the ramp rate value */ |
| 1383 | if (val > 0) { |
| 1384 | data->pwm_rr[ix > 0] = PWM_RR_TO_REG(val, ix, |
| 1385 | data->pwm_rr[ix > 0]); |
| 1386 | } |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1387 | /* |
| 1388 | * Enable/disable the feature only if the associated PWM |
| 1389 | * output is in automatic mode. |
| 1390 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1391 | if (PWM_EN_FROM_REG(data->pwm_config[ix]) == 2) { |
| 1392 | data->pwm_rr[ix > 0] = PWM_RR_EN_TO_REG(val > 0, ix, |
| 1393 | data->pwm_rr[ix > 0]); |
| 1394 | } |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1395 | dme1737_write(data, DME1737_REG_PWM_RR(ix > 0), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1396 | data->pwm_rr[ix > 0]); |
| 1397 | break; |
| 1398 | case SYS_PWM_AUTO_CHANNELS_ZONE: |
| 1399 | /* Only valid for pwm[1-3] */ |
| 1400 | if (!(val == 1 || val == 2 || val == 4 || |
| 1401 | val == 6 || val == 7)) { |
| 1402 | count = -EINVAL; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 1403 | dev_warn(dev, "PWM auto channels zone %ld " |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1404 | "not supported. Choose one of 1, 2, 4, 6, " |
| 1405 | "or 7.\n", val); |
| 1406 | goto exit; |
| 1407 | } |
| 1408 | /* Refresh the cache */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1409 | data->pwm_config[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1410 | DME1737_REG_PWM_CONFIG(ix)); |
| 1411 | if (PWM_EN_FROM_REG(data->pwm_config[ix]) == 2) { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1412 | /* |
| 1413 | * PWM is already in auto mode so update the temp |
| 1414 | * channel assignment |
| 1415 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1416 | data->pwm_config[ix] = PWM_ACZ_TO_REG(val, |
| 1417 | data->pwm_config[ix]); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1418 | dme1737_write(data, DME1737_REG_PWM_CONFIG(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1419 | data->pwm_config[ix]); |
| 1420 | } else { |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1421 | /* |
| 1422 | * PWM is not in auto mode so we save the temp |
| 1423 | * channel assignment for later use |
| 1424 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1425 | data->pwm_acz[ix] = val; |
| 1426 | } |
| 1427 | break; |
| 1428 | case SYS_PWM_AUTO_PWM_MIN: |
| 1429 | /* Only valid for pwm[1-3] */ |
| 1430 | /* Refresh the cache */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1431 | data->pwm_min[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1432 | DME1737_REG_PWM_MIN(ix)); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1433 | /* |
| 1434 | * There are only 2 values supported for the auto_pwm_min |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1435 | * value: 0 or auto_point1_pwm. So if the temperature drops |
| 1436 | * below the auto_point1_temp_hyst value, the fan either turns |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1437 | * off or runs at auto_point1_pwm duty-cycle. |
| 1438 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1439 | if (val > ((data->pwm_min[ix] + 1) / 2)) { |
| 1440 | data->pwm_rr[0] = PWM_OFF_TO_REG(1, ix, |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1441 | dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1442 | DME1737_REG_PWM_RR(0))); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1443 | } else { |
| 1444 | data->pwm_rr[0] = PWM_OFF_TO_REG(0, ix, |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1445 | dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1446 | DME1737_REG_PWM_RR(0))); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1447 | } |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1448 | dme1737_write(data, DME1737_REG_PWM_RR(0), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1449 | data->pwm_rr[0]); |
| 1450 | break; |
| 1451 | case SYS_PWM_AUTO_POINT1_PWM: |
| 1452 | /* Only valid for pwm[1-3] */ |
| 1453 | data->pwm_min[ix] = SENSORS_LIMIT(val, 0, 255); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1454 | dme1737_write(data, DME1737_REG_PWM_MIN(ix), |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1455 | data->pwm_min[ix]); |
| 1456 | break; |
| 1457 | default: |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1458 | dev_dbg(dev, "Unknown function %d.\n", fn); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1459 | } |
| 1460 | exit: |
| 1461 | mutex_unlock(&data->update_lock); |
| 1462 | |
| 1463 | return count; |
| 1464 | } |
| 1465 | |
| 1466 | /* --------------------------------------------------------------------- |
| 1467 | * Miscellaneous sysfs attributes |
| 1468 | * --------------------------------------------------------------------- */ |
| 1469 | |
| 1470 | static ssize_t show_vrm(struct device *dev, struct device_attribute *attr, |
| 1471 | char *buf) |
| 1472 | { |
| 1473 | struct i2c_client *client = to_i2c_client(dev); |
| 1474 | struct dme1737_data *data = i2c_get_clientdata(client); |
| 1475 | |
| 1476 | return sprintf(buf, "%d\n", data->vrm); |
| 1477 | } |
| 1478 | |
| 1479 | static ssize_t set_vrm(struct device *dev, struct device_attribute *attr, |
| 1480 | const char *buf, size_t count) |
| 1481 | { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1482 | struct dme1737_data *data = dev_get_drvdata(dev); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1483 | long val; |
| 1484 | int err; |
| 1485 | |
| 1486 | err = kstrtol(buf, 10, &val); |
| 1487 | if (err) |
| 1488 | return err; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1489 | |
| 1490 | data->vrm = val; |
| 1491 | return count; |
| 1492 | } |
| 1493 | |
| 1494 | static ssize_t show_vid(struct device *dev, struct device_attribute *attr, |
| 1495 | char *buf) |
| 1496 | { |
| 1497 | struct dme1737_data *data = dme1737_update_device(dev); |
| 1498 | |
| 1499 | return sprintf(buf, "%d\n", vid_from_reg(data->vid, data->vrm)); |
| 1500 | } |
| 1501 | |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 1502 | static ssize_t show_name(struct device *dev, struct device_attribute *attr, |
| 1503 | char *buf) |
| 1504 | { |
| 1505 | struct dme1737_data *data = dev_get_drvdata(dev); |
| 1506 | |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 1507 | return sprintf(buf, "%s\n", data->name); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 1508 | } |
| 1509 | |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1510 | /* --------------------------------------------------------------------- |
| 1511 | * Sysfs device attribute defines and structs |
| 1512 | * --------------------------------------------------------------------- */ |
| 1513 | |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 1514 | /* Voltages 0-7 */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1515 | |
| 1516 | #define SENSOR_DEVICE_ATTR_IN(ix) \ |
| 1517 | static SENSOR_DEVICE_ATTR_2(in##ix##_input, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1518 | show_in, NULL, SYS_IN_INPUT, ix); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1519 | static SENSOR_DEVICE_ATTR_2(in##ix##_min, S_IRUGO | S_IWUSR, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1520 | show_in, set_in, SYS_IN_MIN, ix); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1521 | static SENSOR_DEVICE_ATTR_2(in##ix##_max, S_IRUGO | S_IWUSR, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1522 | show_in, set_in, SYS_IN_MAX, ix); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1523 | static SENSOR_DEVICE_ATTR_2(in##ix##_alarm, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1524 | show_in, NULL, SYS_IN_ALARM, ix) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1525 | |
| 1526 | SENSOR_DEVICE_ATTR_IN(0); |
| 1527 | SENSOR_DEVICE_ATTR_IN(1); |
| 1528 | SENSOR_DEVICE_ATTR_IN(2); |
| 1529 | SENSOR_DEVICE_ATTR_IN(3); |
| 1530 | SENSOR_DEVICE_ATTR_IN(4); |
| 1531 | SENSOR_DEVICE_ATTR_IN(5); |
| 1532 | SENSOR_DEVICE_ATTR_IN(6); |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 1533 | SENSOR_DEVICE_ATTR_IN(7); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1534 | |
| 1535 | /* Temperatures 1-3 */ |
| 1536 | |
| 1537 | #define SENSOR_DEVICE_ATTR_TEMP(ix) \ |
| 1538 | static SENSOR_DEVICE_ATTR_2(temp##ix##_input, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1539 | show_temp, NULL, SYS_TEMP_INPUT, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1540 | static SENSOR_DEVICE_ATTR_2(temp##ix##_min, S_IRUGO | S_IWUSR, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1541 | show_temp, set_temp, SYS_TEMP_MIN, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1542 | static SENSOR_DEVICE_ATTR_2(temp##ix##_max, S_IRUGO | S_IWUSR, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1543 | show_temp, set_temp, SYS_TEMP_MAX, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1544 | static SENSOR_DEVICE_ATTR_2(temp##ix##_offset, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1545 | show_temp, set_temp, SYS_TEMP_OFFSET, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1546 | static SENSOR_DEVICE_ATTR_2(temp##ix##_alarm, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1547 | show_temp, NULL, SYS_TEMP_ALARM, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1548 | static SENSOR_DEVICE_ATTR_2(temp##ix##_fault, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1549 | show_temp, NULL, SYS_TEMP_FAULT, ix-1) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1550 | |
| 1551 | SENSOR_DEVICE_ATTR_TEMP(1); |
| 1552 | SENSOR_DEVICE_ATTR_TEMP(2); |
| 1553 | SENSOR_DEVICE_ATTR_TEMP(3); |
| 1554 | |
| 1555 | /* Zones 1-3 */ |
| 1556 | |
| 1557 | #define SENSOR_DEVICE_ATTR_ZONE(ix) \ |
| 1558 | static SENSOR_DEVICE_ATTR_2(zone##ix##_auto_channels_temp, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1559 | show_zone, NULL, SYS_ZONE_AUTO_CHANNELS_TEMP, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1560 | static SENSOR_DEVICE_ATTR_2(zone##ix##_auto_point1_temp_hyst, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1561 | show_zone, set_zone, SYS_ZONE_AUTO_POINT1_TEMP_HYST, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1562 | static SENSOR_DEVICE_ATTR_2(zone##ix##_auto_point1_temp, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1563 | show_zone, set_zone, SYS_ZONE_AUTO_POINT1_TEMP, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1564 | static SENSOR_DEVICE_ATTR_2(zone##ix##_auto_point2_temp, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1565 | show_zone, set_zone, SYS_ZONE_AUTO_POINT2_TEMP, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1566 | static SENSOR_DEVICE_ATTR_2(zone##ix##_auto_point3_temp, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1567 | show_zone, set_zone, SYS_ZONE_AUTO_POINT3_TEMP, ix-1) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1568 | |
| 1569 | SENSOR_DEVICE_ATTR_ZONE(1); |
| 1570 | SENSOR_DEVICE_ATTR_ZONE(2); |
| 1571 | SENSOR_DEVICE_ATTR_ZONE(3); |
| 1572 | |
| 1573 | /* Fans 1-4 */ |
| 1574 | |
| 1575 | #define SENSOR_DEVICE_ATTR_FAN_1TO4(ix) \ |
| 1576 | static SENSOR_DEVICE_ATTR_2(fan##ix##_input, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1577 | show_fan, NULL, SYS_FAN_INPUT, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1578 | static SENSOR_DEVICE_ATTR_2(fan##ix##_min, S_IRUGO | S_IWUSR, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1579 | show_fan, set_fan, SYS_FAN_MIN, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1580 | static SENSOR_DEVICE_ATTR_2(fan##ix##_alarm, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1581 | show_fan, NULL, SYS_FAN_ALARM, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1582 | static SENSOR_DEVICE_ATTR_2(fan##ix##_type, S_IRUGO | S_IWUSR, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1583 | show_fan, set_fan, SYS_FAN_TYPE, ix-1) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1584 | |
| 1585 | SENSOR_DEVICE_ATTR_FAN_1TO4(1); |
| 1586 | SENSOR_DEVICE_ATTR_FAN_1TO4(2); |
| 1587 | SENSOR_DEVICE_ATTR_FAN_1TO4(3); |
| 1588 | SENSOR_DEVICE_ATTR_FAN_1TO4(4); |
| 1589 | |
| 1590 | /* Fans 5-6 */ |
| 1591 | |
| 1592 | #define SENSOR_DEVICE_ATTR_FAN_5TO6(ix) \ |
| 1593 | static SENSOR_DEVICE_ATTR_2(fan##ix##_input, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1594 | show_fan, NULL, SYS_FAN_INPUT, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1595 | static SENSOR_DEVICE_ATTR_2(fan##ix##_min, S_IRUGO | S_IWUSR, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1596 | show_fan, set_fan, SYS_FAN_MIN, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1597 | static SENSOR_DEVICE_ATTR_2(fan##ix##_alarm, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1598 | show_fan, NULL, SYS_FAN_ALARM, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1599 | static SENSOR_DEVICE_ATTR_2(fan##ix##_max, S_IRUGO | S_IWUSR, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1600 | show_fan, set_fan, SYS_FAN_MAX, ix-1) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1601 | |
| 1602 | SENSOR_DEVICE_ATTR_FAN_5TO6(5); |
| 1603 | SENSOR_DEVICE_ATTR_FAN_5TO6(6); |
| 1604 | |
| 1605 | /* PWMs 1-3 */ |
| 1606 | |
| 1607 | #define SENSOR_DEVICE_ATTR_PWM_1TO3(ix) \ |
| 1608 | static SENSOR_DEVICE_ATTR_2(pwm##ix, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1609 | show_pwm, set_pwm, SYS_PWM, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1610 | static SENSOR_DEVICE_ATTR_2(pwm##ix##_freq, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1611 | show_pwm, set_pwm, SYS_PWM_FREQ, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1612 | static SENSOR_DEVICE_ATTR_2(pwm##ix##_enable, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1613 | show_pwm, set_pwm, SYS_PWM_ENABLE, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1614 | static SENSOR_DEVICE_ATTR_2(pwm##ix##_ramp_rate, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1615 | show_pwm, set_pwm, SYS_PWM_RAMP_RATE, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1616 | static SENSOR_DEVICE_ATTR_2(pwm##ix##_auto_channels_zone, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1617 | show_pwm, set_pwm, SYS_PWM_AUTO_CHANNELS_ZONE, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1618 | static SENSOR_DEVICE_ATTR_2(pwm##ix##_auto_pwm_min, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1619 | show_pwm, set_pwm, SYS_PWM_AUTO_PWM_MIN, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1620 | static SENSOR_DEVICE_ATTR_2(pwm##ix##_auto_point1_pwm, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1621 | show_pwm, set_pwm, SYS_PWM_AUTO_POINT1_PWM, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1622 | static SENSOR_DEVICE_ATTR_2(pwm##ix##_auto_point2_pwm, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1623 | show_pwm, NULL, SYS_PWM_AUTO_POINT2_PWM, ix-1) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1624 | |
| 1625 | SENSOR_DEVICE_ATTR_PWM_1TO3(1); |
| 1626 | SENSOR_DEVICE_ATTR_PWM_1TO3(2); |
| 1627 | SENSOR_DEVICE_ATTR_PWM_1TO3(3); |
| 1628 | |
| 1629 | /* PWMs 5-6 */ |
| 1630 | |
| 1631 | #define SENSOR_DEVICE_ATTR_PWM_5TO6(ix) \ |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1632 | static SENSOR_DEVICE_ATTR_2(pwm##ix, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1633 | show_pwm, set_pwm, SYS_PWM, ix-1); \ |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1634 | static SENSOR_DEVICE_ATTR_2(pwm##ix##_freq, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1635 | show_pwm, set_pwm, SYS_PWM_FREQ, ix-1); \ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1636 | static SENSOR_DEVICE_ATTR_2(pwm##ix##_enable, S_IRUGO, \ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1637 | show_pwm, NULL, SYS_PWM_ENABLE, ix-1) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1638 | |
| 1639 | SENSOR_DEVICE_ATTR_PWM_5TO6(5); |
| 1640 | SENSOR_DEVICE_ATTR_PWM_5TO6(6); |
| 1641 | |
| 1642 | /* Misc */ |
| 1643 | |
| 1644 | static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm, set_vrm); |
| 1645 | static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 1646 | static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); /* for ISA devices */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1647 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1648 | /* |
| 1649 | * This struct holds all the attributes that are always present and need to be |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1650 | * created unconditionally. The attributes that need modification of their |
| 1651 | * permissions are created read-only and write permissions are added or removed |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1652 | * on the fly when required |
| 1653 | */ |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 1654 | static struct attribute *dme1737_attr[] = { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1655 | /* Voltages */ |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1656 | &sensor_dev_attr_in0_input.dev_attr.attr, |
| 1657 | &sensor_dev_attr_in0_min.dev_attr.attr, |
| 1658 | &sensor_dev_attr_in0_max.dev_attr.attr, |
| 1659 | &sensor_dev_attr_in0_alarm.dev_attr.attr, |
| 1660 | &sensor_dev_attr_in1_input.dev_attr.attr, |
| 1661 | &sensor_dev_attr_in1_min.dev_attr.attr, |
| 1662 | &sensor_dev_attr_in1_max.dev_attr.attr, |
| 1663 | &sensor_dev_attr_in1_alarm.dev_attr.attr, |
| 1664 | &sensor_dev_attr_in2_input.dev_attr.attr, |
| 1665 | &sensor_dev_attr_in2_min.dev_attr.attr, |
| 1666 | &sensor_dev_attr_in2_max.dev_attr.attr, |
| 1667 | &sensor_dev_attr_in2_alarm.dev_attr.attr, |
| 1668 | &sensor_dev_attr_in3_input.dev_attr.attr, |
| 1669 | &sensor_dev_attr_in3_min.dev_attr.attr, |
| 1670 | &sensor_dev_attr_in3_max.dev_attr.attr, |
| 1671 | &sensor_dev_attr_in3_alarm.dev_attr.attr, |
| 1672 | &sensor_dev_attr_in4_input.dev_attr.attr, |
| 1673 | &sensor_dev_attr_in4_min.dev_attr.attr, |
| 1674 | &sensor_dev_attr_in4_max.dev_attr.attr, |
| 1675 | &sensor_dev_attr_in4_alarm.dev_attr.attr, |
| 1676 | &sensor_dev_attr_in5_input.dev_attr.attr, |
| 1677 | &sensor_dev_attr_in5_min.dev_attr.attr, |
| 1678 | &sensor_dev_attr_in5_max.dev_attr.attr, |
| 1679 | &sensor_dev_attr_in5_alarm.dev_attr.attr, |
| 1680 | &sensor_dev_attr_in6_input.dev_attr.attr, |
| 1681 | &sensor_dev_attr_in6_min.dev_attr.attr, |
| 1682 | &sensor_dev_attr_in6_max.dev_attr.attr, |
| 1683 | &sensor_dev_attr_in6_alarm.dev_attr.attr, |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1684 | /* Temperatures */ |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1685 | &sensor_dev_attr_temp1_input.dev_attr.attr, |
| 1686 | &sensor_dev_attr_temp1_min.dev_attr.attr, |
| 1687 | &sensor_dev_attr_temp1_max.dev_attr.attr, |
| 1688 | &sensor_dev_attr_temp1_alarm.dev_attr.attr, |
| 1689 | &sensor_dev_attr_temp1_fault.dev_attr.attr, |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1690 | &sensor_dev_attr_temp2_input.dev_attr.attr, |
| 1691 | &sensor_dev_attr_temp2_min.dev_attr.attr, |
| 1692 | &sensor_dev_attr_temp2_max.dev_attr.attr, |
| 1693 | &sensor_dev_attr_temp2_alarm.dev_attr.attr, |
| 1694 | &sensor_dev_attr_temp2_fault.dev_attr.attr, |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1695 | &sensor_dev_attr_temp3_input.dev_attr.attr, |
| 1696 | &sensor_dev_attr_temp3_min.dev_attr.attr, |
| 1697 | &sensor_dev_attr_temp3_max.dev_attr.attr, |
| 1698 | &sensor_dev_attr_temp3_alarm.dev_attr.attr, |
| 1699 | &sensor_dev_attr_temp3_fault.dev_attr.attr, |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 1700 | /* Zones */ |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1701 | &sensor_dev_attr_zone1_auto_point1_temp.dev_attr.attr, |
| 1702 | &sensor_dev_attr_zone1_auto_point2_temp.dev_attr.attr, |
| 1703 | &sensor_dev_attr_zone1_auto_point3_temp.dev_attr.attr, |
| 1704 | &sensor_dev_attr_zone1_auto_channels_temp.dev_attr.attr, |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1705 | &sensor_dev_attr_zone2_auto_point1_temp.dev_attr.attr, |
| 1706 | &sensor_dev_attr_zone2_auto_point2_temp.dev_attr.attr, |
| 1707 | &sensor_dev_attr_zone2_auto_point3_temp.dev_attr.attr, |
| 1708 | &sensor_dev_attr_zone2_auto_channels_temp.dev_attr.attr, |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1709 | NULL |
| 1710 | }; |
| 1711 | |
| 1712 | static const struct attribute_group dme1737_group = { |
| 1713 | .attrs = dme1737_attr, |
| 1714 | }; |
| 1715 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1716 | /* |
| 1717 | * The following struct holds temp offset attributes, which are not available |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 1718 | * in all chips. The following chips support them: |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1719 | * DME1737, SCH311x |
| 1720 | */ |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 1721 | static struct attribute *dme1737_temp_offset_attr[] = { |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1722 | &sensor_dev_attr_temp1_offset.dev_attr.attr, |
| 1723 | &sensor_dev_attr_temp2_offset.dev_attr.attr, |
| 1724 | &sensor_dev_attr_temp3_offset.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1725 | NULL |
| 1726 | }; |
| 1727 | |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 1728 | static const struct attribute_group dme1737_temp_offset_group = { |
| 1729 | .attrs = dme1737_temp_offset_attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1730 | }; |
| 1731 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1732 | /* |
| 1733 | * The following struct holds VID related attributes, which are not available |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 1734 | * in all chips. The following chips support them: |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1735 | * DME1737 |
| 1736 | */ |
Jean Delvare | 9d09144 | 2009-10-24 13:28:46 +0200 | [diff] [blame] | 1737 | static struct attribute *dme1737_vid_attr[] = { |
| 1738 | &dev_attr_vrm.attr, |
| 1739 | &dev_attr_cpu0_vid.attr, |
| 1740 | NULL |
| 1741 | }; |
| 1742 | |
| 1743 | static const struct attribute_group dme1737_vid_group = { |
| 1744 | .attrs = dme1737_vid_attr, |
| 1745 | }; |
| 1746 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1747 | /* |
| 1748 | * The following struct holds temp zone 3 related attributes, which are not |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 1749 | * available in all chips. The following chips support them: |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1750 | * DME1737, SCH311x, SCH5027 |
| 1751 | */ |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 1752 | static struct attribute *dme1737_zone3_attr[] = { |
| 1753 | &sensor_dev_attr_zone3_auto_point1_temp.dev_attr.attr, |
| 1754 | &sensor_dev_attr_zone3_auto_point2_temp.dev_attr.attr, |
| 1755 | &sensor_dev_attr_zone3_auto_point3_temp.dev_attr.attr, |
| 1756 | &sensor_dev_attr_zone3_auto_channels_temp.dev_attr.attr, |
| 1757 | NULL |
| 1758 | }; |
| 1759 | |
| 1760 | static const struct attribute_group dme1737_zone3_group = { |
| 1761 | .attrs = dme1737_zone3_attr, |
| 1762 | }; |
| 1763 | |
| 1764 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1765 | /* |
| 1766 | * The following struct holds temp zone hysteresis related attributes, which |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 1767 | * are not available in all chips. The following chips support them: |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1768 | * DME1737, SCH311x |
| 1769 | */ |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 1770 | static struct attribute *dme1737_zone_hyst_attr[] = { |
| 1771 | &sensor_dev_attr_zone1_auto_point1_temp_hyst.dev_attr.attr, |
| 1772 | &sensor_dev_attr_zone2_auto_point1_temp_hyst.dev_attr.attr, |
| 1773 | &sensor_dev_attr_zone3_auto_point1_temp_hyst.dev_attr.attr, |
| 1774 | NULL |
| 1775 | }; |
| 1776 | |
| 1777 | static const struct attribute_group dme1737_zone_hyst_group = { |
| 1778 | .attrs = dme1737_zone_hyst_attr, |
| 1779 | }; |
| 1780 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1781 | /* |
| 1782 | * The following struct holds voltage in7 related attributes, which |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 1783 | * are not available in all chips. The following chips support them: |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1784 | * SCH5127 |
| 1785 | */ |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 1786 | static struct attribute *dme1737_in7_attr[] = { |
| 1787 | &sensor_dev_attr_in7_input.dev_attr.attr, |
| 1788 | &sensor_dev_attr_in7_min.dev_attr.attr, |
| 1789 | &sensor_dev_attr_in7_max.dev_attr.attr, |
| 1790 | &sensor_dev_attr_in7_alarm.dev_attr.attr, |
| 1791 | NULL |
| 1792 | }; |
| 1793 | |
| 1794 | static const struct attribute_group dme1737_in7_group = { |
| 1795 | .attrs = dme1737_in7_attr, |
| 1796 | }; |
| 1797 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1798 | /* |
| 1799 | * The following structs hold the PWM attributes, some of which are optional. |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1800 | * Their creation depends on the chip configuration which is determined during |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1801 | * module load. |
| 1802 | */ |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1803 | static struct attribute *dme1737_pwm1_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1804 | &sensor_dev_attr_pwm1.dev_attr.attr, |
| 1805 | &sensor_dev_attr_pwm1_freq.dev_attr.attr, |
| 1806 | &sensor_dev_attr_pwm1_enable.dev_attr.attr, |
| 1807 | &sensor_dev_attr_pwm1_ramp_rate.dev_attr.attr, |
| 1808 | &sensor_dev_attr_pwm1_auto_channels_zone.dev_attr.attr, |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1809 | &sensor_dev_attr_pwm1_auto_point1_pwm.dev_attr.attr, |
| 1810 | &sensor_dev_attr_pwm1_auto_point2_pwm.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1811 | NULL |
| 1812 | }; |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1813 | static struct attribute *dme1737_pwm2_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1814 | &sensor_dev_attr_pwm2.dev_attr.attr, |
| 1815 | &sensor_dev_attr_pwm2_freq.dev_attr.attr, |
| 1816 | &sensor_dev_attr_pwm2_enable.dev_attr.attr, |
| 1817 | &sensor_dev_attr_pwm2_ramp_rate.dev_attr.attr, |
| 1818 | &sensor_dev_attr_pwm2_auto_channels_zone.dev_attr.attr, |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1819 | &sensor_dev_attr_pwm2_auto_point1_pwm.dev_attr.attr, |
| 1820 | &sensor_dev_attr_pwm2_auto_point2_pwm.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1821 | NULL |
| 1822 | }; |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1823 | static struct attribute *dme1737_pwm3_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1824 | &sensor_dev_attr_pwm3.dev_attr.attr, |
| 1825 | &sensor_dev_attr_pwm3_freq.dev_attr.attr, |
| 1826 | &sensor_dev_attr_pwm3_enable.dev_attr.attr, |
| 1827 | &sensor_dev_attr_pwm3_ramp_rate.dev_attr.attr, |
| 1828 | &sensor_dev_attr_pwm3_auto_channels_zone.dev_attr.attr, |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1829 | &sensor_dev_attr_pwm3_auto_point1_pwm.dev_attr.attr, |
| 1830 | &sensor_dev_attr_pwm3_auto_point2_pwm.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1831 | NULL |
| 1832 | }; |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1833 | static struct attribute *dme1737_pwm5_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1834 | &sensor_dev_attr_pwm5.dev_attr.attr, |
| 1835 | &sensor_dev_attr_pwm5_freq.dev_attr.attr, |
| 1836 | &sensor_dev_attr_pwm5_enable.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1837 | NULL |
| 1838 | }; |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1839 | static struct attribute *dme1737_pwm6_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1840 | &sensor_dev_attr_pwm6.dev_attr.attr, |
| 1841 | &sensor_dev_attr_pwm6_freq.dev_attr.attr, |
| 1842 | &sensor_dev_attr_pwm6_enable.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1843 | NULL |
| 1844 | }; |
| 1845 | |
| 1846 | static const struct attribute_group dme1737_pwm_group[] = { |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1847 | { .attrs = dme1737_pwm1_attr }, |
| 1848 | { .attrs = dme1737_pwm2_attr }, |
| 1849 | { .attrs = dme1737_pwm3_attr }, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1850 | { .attrs = NULL }, |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1851 | { .attrs = dme1737_pwm5_attr }, |
| 1852 | { .attrs = dme1737_pwm6_attr }, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1853 | }; |
| 1854 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1855 | /* |
| 1856 | * The following struct holds auto PWM min attributes, which are not available |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 1857 | * in all chips. Their creation depends on the chip type which is determined |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1858 | * during module load. |
| 1859 | */ |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 1860 | static struct attribute *dme1737_auto_pwm_min_attr[] = { |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1861 | &sensor_dev_attr_pwm1_auto_pwm_min.dev_attr.attr, |
| 1862 | &sensor_dev_attr_pwm2_auto_pwm_min.dev_attr.attr, |
| 1863 | &sensor_dev_attr_pwm3_auto_pwm_min.dev_attr.attr, |
| 1864 | }; |
| 1865 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1866 | /* |
| 1867 | * The following structs hold the fan attributes, some of which are optional. |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1868 | * Their creation depends on the chip configuration which is determined during |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1869 | * module load. |
| 1870 | */ |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1871 | static struct attribute *dme1737_fan1_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1872 | &sensor_dev_attr_fan1_input.dev_attr.attr, |
| 1873 | &sensor_dev_attr_fan1_min.dev_attr.attr, |
| 1874 | &sensor_dev_attr_fan1_alarm.dev_attr.attr, |
| 1875 | &sensor_dev_attr_fan1_type.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1876 | NULL |
| 1877 | }; |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1878 | static struct attribute *dme1737_fan2_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1879 | &sensor_dev_attr_fan2_input.dev_attr.attr, |
| 1880 | &sensor_dev_attr_fan2_min.dev_attr.attr, |
| 1881 | &sensor_dev_attr_fan2_alarm.dev_attr.attr, |
| 1882 | &sensor_dev_attr_fan2_type.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1883 | NULL |
| 1884 | }; |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1885 | static struct attribute *dme1737_fan3_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1886 | &sensor_dev_attr_fan3_input.dev_attr.attr, |
| 1887 | &sensor_dev_attr_fan3_min.dev_attr.attr, |
| 1888 | &sensor_dev_attr_fan3_alarm.dev_attr.attr, |
| 1889 | &sensor_dev_attr_fan3_type.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1890 | NULL |
| 1891 | }; |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1892 | static struct attribute *dme1737_fan4_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1893 | &sensor_dev_attr_fan4_input.dev_attr.attr, |
| 1894 | &sensor_dev_attr_fan4_min.dev_attr.attr, |
| 1895 | &sensor_dev_attr_fan4_alarm.dev_attr.attr, |
| 1896 | &sensor_dev_attr_fan4_type.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1897 | NULL |
| 1898 | }; |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1899 | static struct attribute *dme1737_fan5_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1900 | &sensor_dev_attr_fan5_input.dev_attr.attr, |
| 1901 | &sensor_dev_attr_fan5_min.dev_attr.attr, |
| 1902 | &sensor_dev_attr_fan5_alarm.dev_attr.attr, |
| 1903 | &sensor_dev_attr_fan5_max.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1904 | NULL |
| 1905 | }; |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1906 | static struct attribute *dme1737_fan6_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1907 | &sensor_dev_attr_fan6_input.dev_attr.attr, |
| 1908 | &sensor_dev_attr_fan6_min.dev_attr.attr, |
| 1909 | &sensor_dev_attr_fan6_alarm.dev_attr.attr, |
| 1910 | &sensor_dev_attr_fan6_max.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1911 | NULL |
| 1912 | }; |
| 1913 | |
| 1914 | static const struct attribute_group dme1737_fan_group[] = { |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1915 | { .attrs = dme1737_fan1_attr }, |
| 1916 | { .attrs = dme1737_fan2_attr }, |
| 1917 | { .attrs = dme1737_fan3_attr }, |
| 1918 | { .attrs = dme1737_fan4_attr }, |
| 1919 | { .attrs = dme1737_fan5_attr }, |
| 1920 | { .attrs = dme1737_fan6_attr }, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1921 | }; |
| 1922 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1923 | /* |
| 1924 | * The permissions of the following zone attributes are changed to read- |
| 1925 | * writeable if the chip is *not* locked. Otherwise they stay read-only. |
| 1926 | */ |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1927 | static struct attribute *dme1737_zone_chmod_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1928 | &sensor_dev_attr_zone1_auto_point1_temp.dev_attr.attr, |
| 1929 | &sensor_dev_attr_zone1_auto_point2_temp.dev_attr.attr, |
| 1930 | &sensor_dev_attr_zone1_auto_point3_temp.dev_attr.attr, |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1931 | &sensor_dev_attr_zone2_auto_point1_temp.dev_attr.attr, |
| 1932 | &sensor_dev_attr_zone2_auto_point2_temp.dev_attr.attr, |
| 1933 | &sensor_dev_attr_zone2_auto_point3_temp.dev_attr.attr, |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 1934 | NULL |
| 1935 | }; |
| 1936 | |
| 1937 | static const struct attribute_group dme1737_zone_chmod_group = { |
| 1938 | .attrs = dme1737_zone_chmod_attr, |
| 1939 | }; |
| 1940 | |
| 1941 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1942 | /* |
| 1943 | * The permissions of the following zone 3 attributes are changed to read- |
| 1944 | * writeable if the chip is *not* locked. Otherwise they stay read-only. |
| 1945 | */ |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 1946 | static struct attribute *dme1737_zone3_chmod_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1947 | &sensor_dev_attr_zone3_auto_point1_temp.dev_attr.attr, |
| 1948 | &sensor_dev_attr_zone3_auto_point2_temp.dev_attr.attr, |
| 1949 | &sensor_dev_attr_zone3_auto_point3_temp.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1950 | NULL |
| 1951 | }; |
| 1952 | |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 1953 | static const struct attribute_group dme1737_zone3_chmod_group = { |
| 1954 | .attrs = dme1737_zone3_chmod_attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1955 | }; |
| 1956 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1957 | /* |
| 1958 | * The permissions of the following PWM attributes are changed to read- |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1959 | * writeable if the chip is *not* locked and the respective PWM is available. |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 1960 | * Otherwise they stay read-only. |
| 1961 | */ |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1962 | static struct attribute *dme1737_pwm1_chmod_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1963 | &sensor_dev_attr_pwm1_freq.dev_attr.attr, |
| 1964 | &sensor_dev_attr_pwm1_enable.dev_attr.attr, |
| 1965 | &sensor_dev_attr_pwm1_ramp_rate.dev_attr.attr, |
| 1966 | &sensor_dev_attr_pwm1_auto_channels_zone.dev_attr.attr, |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1967 | &sensor_dev_attr_pwm1_auto_point1_pwm.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1968 | NULL |
| 1969 | }; |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1970 | static struct attribute *dme1737_pwm2_chmod_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1971 | &sensor_dev_attr_pwm2_freq.dev_attr.attr, |
| 1972 | &sensor_dev_attr_pwm2_enable.dev_attr.attr, |
| 1973 | &sensor_dev_attr_pwm2_ramp_rate.dev_attr.attr, |
| 1974 | &sensor_dev_attr_pwm2_auto_channels_zone.dev_attr.attr, |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1975 | &sensor_dev_attr_pwm2_auto_point1_pwm.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1976 | NULL |
| 1977 | }; |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1978 | static struct attribute *dme1737_pwm3_chmod_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1979 | &sensor_dev_attr_pwm3_freq.dev_attr.attr, |
| 1980 | &sensor_dev_attr_pwm3_enable.dev_attr.attr, |
| 1981 | &sensor_dev_attr_pwm3_ramp_rate.dev_attr.attr, |
| 1982 | &sensor_dev_attr_pwm3_auto_channels_zone.dev_attr.attr, |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1983 | &sensor_dev_attr_pwm3_auto_point1_pwm.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1984 | NULL |
| 1985 | }; |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1986 | static struct attribute *dme1737_pwm5_chmod_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1987 | &sensor_dev_attr_pwm5.dev_attr.attr, |
| 1988 | &sensor_dev_attr_pwm5_freq.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1989 | NULL |
| 1990 | }; |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1991 | static struct attribute *dme1737_pwm6_chmod_attr[] = { |
Juerg Haefliger | 9b25771 | 2008-03-25 21:49:02 -0700 | [diff] [blame] | 1992 | &sensor_dev_attr_pwm6.dev_attr.attr, |
| 1993 | &sensor_dev_attr_pwm6_freq.dev_attr.attr, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 1994 | NULL |
| 1995 | }; |
| 1996 | |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 1997 | static const struct attribute_group dme1737_pwm_chmod_group[] = { |
| 1998 | { .attrs = dme1737_pwm1_chmod_attr }, |
| 1999 | { .attrs = dme1737_pwm2_chmod_attr }, |
| 2000 | { .attrs = dme1737_pwm3_chmod_attr }, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2001 | { .attrs = NULL }, |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2002 | { .attrs = dme1737_pwm5_chmod_attr }, |
| 2003 | { .attrs = dme1737_pwm6_chmod_attr }, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2004 | }; |
| 2005 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2006 | /* |
| 2007 | * Pwm[1-3] are read-writeable if the associated pwm is in manual mode and the |
| 2008 | * chip is not locked. Otherwise they are read-only. |
| 2009 | */ |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2010 | static struct attribute *dme1737_pwm_chmod_attr[] = { |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2011 | &sensor_dev_attr_pwm1.dev_attr.attr, |
| 2012 | &sensor_dev_attr_pwm2.dev_attr.attr, |
| 2013 | &sensor_dev_attr_pwm3.dev_attr.attr, |
| 2014 | }; |
| 2015 | |
| 2016 | /* --------------------------------------------------------------------- |
| 2017 | * Super-IO functions |
| 2018 | * --------------------------------------------------------------------- */ |
| 2019 | |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2020 | static inline void dme1737_sio_enter(int sio_cip) |
| 2021 | { |
| 2022 | outb(0x55, sio_cip); |
| 2023 | } |
| 2024 | |
| 2025 | static inline void dme1737_sio_exit(int sio_cip) |
| 2026 | { |
| 2027 | outb(0xaa, sio_cip); |
| 2028 | } |
| 2029 | |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2030 | static inline int dme1737_sio_inb(int sio_cip, int reg) |
| 2031 | { |
| 2032 | outb(reg, sio_cip); |
| 2033 | return inb(sio_cip + 1); |
| 2034 | } |
| 2035 | |
| 2036 | static inline void dme1737_sio_outb(int sio_cip, int reg, int val) |
| 2037 | { |
| 2038 | outb(reg, sio_cip); |
| 2039 | outb(val, sio_cip + 1); |
| 2040 | } |
| 2041 | |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2042 | /* --------------------------------------------------------------------- |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2043 | * Device initialization |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2044 | * --------------------------------------------------------------------- */ |
| 2045 | |
Juerg Haefliger | 67e2f32 | 2007-10-01 21:20:28 -0700 | [diff] [blame] | 2046 | static int dme1737_i2c_get_features(int, struct dme1737_data*); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2047 | |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2048 | static void dme1737_chmod_file(struct device *dev, |
Al Viro | 48176a9 | 2011-07-24 03:40:40 -0400 | [diff] [blame] | 2049 | struct attribute *attr, umode_t mode) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2050 | { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2051 | if (sysfs_chmod_file(&dev->kobj, attr, mode)) { |
| 2052 | dev_warn(dev, "Failed to change permissions of %s.\n", |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2053 | attr->name); |
| 2054 | } |
| 2055 | } |
| 2056 | |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2057 | static void dme1737_chmod_group(struct device *dev, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2058 | const struct attribute_group *group, |
Al Viro | 48176a9 | 2011-07-24 03:40:40 -0400 | [diff] [blame] | 2059 | umode_t mode) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2060 | { |
| 2061 | struct attribute **attr; |
| 2062 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2063 | for (attr = group->attrs; *attr; attr++) |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2064 | dme1737_chmod_file(dev, *attr, mode); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2065 | } |
| 2066 | |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2067 | static void dme1737_remove_files(struct device *dev) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2068 | { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2069 | struct dme1737_data *data = dev_get_drvdata(dev); |
| 2070 | int ix; |
| 2071 | |
| 2072 | for (ix = 0; ix < ARRAY_SIZE(dme1737_fan_group); ix++) { |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2073 | if (data->has_features & HAS_FAN(ix)) { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2074 | sysfs_remove_group(&dev->kobj, |
| 2075 | &dme1737_fan_group[ix]); |
| 2076 | } |
| 2077 | } |
| 2078 | |
| 2079 | for (ix = 0; ix < ARRAY_SIZE(dme1737_pwm_group); ix++) { |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2080 | if (data->has_features & HAS_PWM(ix)) { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2081 | sysfs_remove_group(&dev->kobj, |
| 2082 | &dme1737_pwm_group[ix]); |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2083 | if ((data->has_features & HAS_PWM_MIN) && ix < 3) { |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2084 | sysfs_remove_file(&dev->kobj, |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2085 | dme1737_auto_pwm_min_attr[ix]); |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2086 | } |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2087 | } |
| 2088 | } |
| 2089 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2090 | if (data->has_features & HAS_TEMP_OFFSET) |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2091 | sysfs_remove_group(&dev->kobj, &dme1737_temp_offset_group); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2092 | if (data->has_features & HAS_VID) |
Jean Delvare | 9d09144 | 2009-10-24 13:28:46 +0200 | [diff] [blame] | 2093 | sysfs_remove_group(&dev->kobj, &dme1737_vid_group); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2094 | if (data->has_features & HAS_ZONE3) |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2095 | sysfs_remove_group(&dev->kobj, &dme1737_zone3_group); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2096 | if (data->has_features & HAS_ZONE_HYST) |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2097 | sysfs_remove_group(&dev->kobj, &dme1737_zone_hyst_group); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2098 | if (data->has_features & HAS_IN7) |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2099 | sysfs_remove_group(&dev->kobj, &dme1737_in7_group); |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2100 | sysfs_remove_group(&dev->kobj, &dme1737_group); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2101 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2102 | if (!data->client) |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2103 | sysfs_remove_file(&dev->kobj, &dev_attr_name.attr); |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2104 | } |
| 2105 | |
| 2106 | static int dme1737_create_files(struct device *dev) |
| 2107 | { |
| 2108 | struct dme1737_data *data = dev_get_drvdata(dev); |
| 2109 | int err, ix; |
| 2110 | |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2111 | /* Create a name attribute for ISA devices */ |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2112 | if (!data->client) { |
| 2113 | err = sysfs_create_file(&dev->kobj, &dev_attr_name.attr); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2114 | if (err) |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2115 | goto exit; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2116 | } |
| 2117 | |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2118 | /* Create standard sysfs attributes */ |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2119 | err = sysfs_create_group(&dev->kobj, &dme1737_group); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2120 | if (err) |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2121 | goto exit_remove; |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2122 | |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2123 | /* Create chip-dependent sysfs attributes */ |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2124 | if (data->has_features & HAS_TEMP_OFFSET) { |
| 2125 | err = sysfs_create_group(&dev->kobj, |
| 2126 | &dme1737_temp_offset_group); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2127 | if (err) |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2128 | goto exit_remove; |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2129 | } |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2130 | if (data->has_features & HAS_VID) { |
| 2131 | err = sysfs_create_group(&dev->kobj, &dme1737_vid_group); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2132 | if (err) |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2133 | goto exit_remove; |
Jean Delvare | 9d09144 | 2009-10-24 13:28:46 +0200 | [diff] [blame] | 2134 | } |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2135 | if (data->has_features & HAS_ZONE3) { |
| 2136 | err = sysfs_create_group(&dev->kobj, &dme1737_zone3_group); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2137 | if (err) |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2138 | goto exit_remove; |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2139 | } |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2140 | if (data->has_features & HAS_ZONE_HYST) { |
| 2141 | err = sysfs_create_group(&dev->kobj, &dme1737_zone_hyst_group); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2142 | if (err) |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2143 | goto exit_remove; |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2144 | } |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2145 | if (data->has_features & HAS_IN7) { |
| 2146 | err = sysfs_create_group(&dev->kobj, &dme1737_in7_group); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2147 | if (err) |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2148 | goto exit_remove; |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2149 | } |
Jean Delvare | 9d09144 | 2009-10-24 13:28:46 +0200 | [diff] [blame] | 2150 | |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2151 | /* Create fan sysfs attributes */ |
| 2152 | for (ix = 0; ix < ARRAY_SIZE(dme1737_fan_group); ix++) { |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2153 | if (data->has_features & HAS_FAN(ix)) { |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2154 | err = sysfs_create_group(&dev->kobj, |
| 2155 | &dme1737_fan_group[ix]); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2156 | if (err) |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2157 | goto exit_remove; |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2158 | } |
| 2159 | } |
| 2160 | |
| 2161 | /* Create PWM sysfs attributes */ |
| 2162 | for (ix = 0; ix < ARRAY_SIZE(dme1737_pwm_group); ix++) { |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2163 | if (data->has_features & HAS_PWM(ix)) { |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2164 | err = sysfs_create_group(&dev->kobj, |
| 2165 | &dme1737_pwm_group[ix]); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2166 | if (err) |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2167 | goto exit_remove; |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2168 | if ((data->has_features & HAS_PWM_MIN) && (ix < 3)) { |
| 2169 | err = sysfs_create_file(&dev->kobj, |
| 2170 | dme1737_auto_pwm_min_attr[ix]); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2171 | if (err) |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2172 | goto exit_remove; |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2173 | } |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2174 | } |
| 2175 | } |
| 2176 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2177 | /* |
| 2178 | * Inform if the device is locked. Otherwise change the permissions of |
| 2179 | * selected attributes from read-only to read-writeable. |
| 2180 | */ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2181 | if (data->config & 0x02) { |
| 2182 | dev_info(dev, "Device is locked. Some attributes " |
| 2183 | "will be read-only.\n"); |
| 2184 | } else { |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2185 | /* Change permissions of zone sysfs attributes */ |
| 2186 | dme1737_chmod_group(dev, &dme1737_zone_chmod_group, |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2187 | S_IRUGO | S_IWUSR); |
| 2188 | |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2189 | /* Change permissions of chip-dependent sysfs attributes */ |
| 2190 | if (data->has_features & HAS_TEMP_OFFSET) { |
| 2191 | dme1737_chmod_group(dev, &dme1737_temp_offset_group, |
| 2192 | S_IRUGO | S_IWUSR); |
| 2193 | } |
| 2194 | if (data->has_features & HAS_ZONE3) { |
| 2195 | dme1737_chmod_group(dev, &dme1737_zone3_chmod_group, |
| 2196 | S_IRUGO | S_IWUSR); |
| 2197 | } |
| 2198 | if (data->has_features & HAS_ZONE_HYST) { |
| 2199 | dme1737_chmod_group(dev, &dme1737_zone_hyst_group, |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2200 | S_IRUGO | S_IWUSR); |
| 2201 | } |
| 2202 | |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2203 | /* Change permissions of PWM sysfs attributes */ |
| 2204 | for (ix = 0; ix < ARRAY_SIZE(dme1737_pwm_chmod_group); ix++) { |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2205 | if (data->has_features & HAS_PWM(ix)) { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2206 | dme1737_chmod_group(dev, |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2207 | &dme1737_pwm_chmod_group[ix], |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2208 | S_IRUGO | S_IWUSR); |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2209 | if ((data->has_features & HAS_PWM_MIN) && |
| 2210 | ix < 3) { |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2211 | dme1737_chmod_file(dev, |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2212 | dme1737_auto_pwm_min_attr[ix], |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2213 | S_IRUGO | S_IWUSR); |
| 2214 | } |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2215 | } |
| 2216 | } |
| 2217 | |
| 2218 | /* Change permissions of pwm[1-3] if in manual mode */ |
| 2219 | for (ix = 0; ix < 3; ix++) { |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2220 | if ((data->has_features & HAS_PWM(ix)) && |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2221 | (PWM_EN_FROM_REG(data->pwm_config[ix]) == 1)) { |
| 2222 | dme1737_chmod_file(dev, |
Juerg Haefliger | 73ce48f | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2223 | dme1737_pwm_chmod_attr[ix], |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2224 | S_IRUGO | S_IWUSR); |
| 2225 | } |
| 2226 | } |
| 2227 | } |
| 2228 | |
| 2229 | return 0; |
| 2230 | |
| 2231 | exit_remove: |
| 2232 | dme1737_remove_files(dev); |
| 2233 | exit: |
| 2234 | return err; |
| 2235 | } |
| 2236 | |
| 2237 | static int dme1737_init_device(struct device *dev) |
| 2238 | { |
| 2239 | struct dme1737_data *data = dev_get_drvdata(dev); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2240 | struct i2c_client *client = data->client; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2241 | int ix; |
| 2242 | u8 reg; |
| 2243 | |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2244 | /* Point to the right nominal voltages array */ |
| 2245 | data->in_nominal = IN_NOMINAL(data->type); |
| 2246 | |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2247 | data->config = dme1737_read(data, DME1737_REG_CONFIG); |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2248 | /* Inform if part is not monitoring/started */ |
| 2249 | if (!(data->config & 0x01)) { |
| 2250 | if (!force_start) { |
| 2251 | dev_err(dev, "Device is not monitoring. " |
| 2252 | "Use the force_start load parameter to " |
| 2253 | "override.\n"); |
| 2254 | return -EFAULT; |
| 2255 | } |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2256 | |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2257 | /* Force monitoring */ |
| 2258 | data->config |= 0x01; |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2259 | dme1737_write(data, DME1737_REG_CONFIG, data->config); |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2260 | } |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2261 | /* Inform if part is not ready */ |
| 2262 | if (!(data->config & 0x04)) { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2263 | dev_err(dev, "Device is not ready.\n"); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2264 | return -EFAULT; |
| 2265 | } |
| 2266 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2267 | /* |
| 2268 | * Determine which optional fan and pwm features are enabled (only |
| 2269 | * valid for I2C devices) |
| 2270 | */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2271 | if (client) { /* I2C chip */ |
| 2272 | data->config2 = dme1737_read(data, DME1737_REG_CONFIG2); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2273 | /* Check if optional fan3 input is enabled */ |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2274 | if (data->config2 & 0x04) |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2275 | data->has_features |= HAS_FAN(2); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2276 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2277 | /* |
| 2278 | * Fan4 and pwm3 are only available if the client's I2C address |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2279 | * is the default 0x2e. Otherwise the I/Os associated with |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2280 | * these functions are used for addr enable/select. |
| 2281 | */ |
| 2282 | if (client->addr == 0x2e) |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2283 | data->has_features |= HAS_FAN(3) | HAS_PWM(2); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2284 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2285 | /* |
| 2286 | * Determine which of the optional fan[5-6] and pwm[5-6] |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2287 | * features are enabled. For this, we need to query the runtime |
| 2288 | * registers through the Super-IO LPC interface. Try both |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2289 | * config ports 0x2e and 0x4e. |
| 2290 | */ |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2291 | if (dme1737_i2c_get_features(0x2e, data) && |
| 2292 | dme1737_i2c_get_features(0x4e, data)) { |
| 2293 | dev_warn(dev, "Failed to query Super-IO for optional " |
| 2294 | "features.\n"); |
| 2295 | } |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2296 | } |
| 2297 | |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2298 | /* Fan[1-2] and pwm[1-2] are present in all chips */ |
| 2299 | data->has_features |= HAS_FAN(0) | HAS_FAN(1) | HAS_PWM(0) | HAS_PWM(1); |
| 2300 | |
| 2301 | /* Chip-dependent features */ |
| 2302 | switch (data->type) { |
| 2303 | case dme1737: |
| 2304 | data->has_features |= HAS_TEMP_OFFSET | HAS_VID | HAS_ZONE3 | |
| 2305 | HAS_ZONE_HYST | HAS_PWM_MIN; |
| 2306 | break; |
| 2307 | case sch311x: |
| 2308 | data->has_features |= HAS_TEMP_OFFSET | HAS_ZONE3 | |
| 2309 | HAS_ZONE_HYST | HAS_PWM_MIN | HAS_FAN(2) | HAS_PWM(2); |
| 2310 | break; |
| 2311 | case sch5027: |
| 2312 | data->has_features |= HAS_ZONE3; |
| 2313 | break; |
| 2314 | case sch5127: |
Juerg Haefliger | d4b94e1 | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2315 | data->has_features |= HAS_FAN(2) | HAS_PWM(2) | HAS_IN7; |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2316 | break; |
| 2317 | default: |
| 2318 | break; |
| 2319 | } |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2320 | |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2321 | dev_info(dev, "Optional features: pwm3=%s, pwm5=%s, pwm6=%s, " |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2322 | "fan3=%s, fan4=%s, fan5=%s, fan6=%s.\n", |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2323 | (data->has_features & HAS_PWM(2)) ? "yes" : "no", |
| 2324 | (data->has_features & HAS_PWM(4)) ? "yes" : "no", |
| 2325 | (data->has_features & HAS_PWM(5)) ? "yes" : "no", |
| 2326 | (data->has_features & HAS_FAN(2)) ? "yes" : "no", |
| 2327 | (data->has_features & HAS_FAN(3)) ? "yes" : "no", |
| 2328 | (data->has_features & HAS_FAN(4)) ? "yes" : "no", |
| 2329 | (data->has_features & HAS_FAN(5)) ? "yes" : "no"); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2330 | |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2331 | reg = dme1737_read(data, DME1737_REG_TACH_PWM); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2332 | /* Inform if fan-to-pwm mapping differs from the default */ |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2333 | if (client && reg != 0xa4) { /* I2C chip */ |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2334 | dev_warn(dev, "Non-standard fan to pwm mapping: " |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2335 | "fan1->pwm%d, fan2->pwm%d, fan3->pwm%d, " |
| 2336 | "fan4->pwm%d. Please report to the driver " |
| 2337 | "maintainer.\n", |
| 2338 | (reg & 0x03) + 1, ((reg >> 2) & 0x03) + 1, |
| 2339 | ((reg >> 4) & 0x03) + 1, ((reg >> 6) & 0x03) + 1); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2340 | } else if (!client && reg != 0x24) { /* ISA chip */ |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2341 | dev_warn(dev, "Non-standard fan to pwm mapping: " |
| 2342 | "fan1->pwm%d, fan2->pwm%d, fan3->pwm%d. " |
| 2343 | "Please report to the driver maintainer.\n", |
| 2344 | (reg & 0x03) + 1, ((reg >> 2) & 0x03) + 1, |
| 2345 | ((reg >> 4) & 0x03) + 1); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2346 | } |
| 2347 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2348 | /* |
| 2349 | * Switch pwm[1-3] to manual mode if they are currently disabled and |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2350 | * set the duty-cycles to 0% (which is identical to the PWMs being |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2351 | * disabled). |
| 2352 | */ |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2353 | if (!(data->config & 0x02)) { |
| 2354 | for (ix = 0; ix < 3; ix++) { |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2355 | data->pwm_config[ix] = dme1737_read(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2356 | DME1737_REG_PWM_CONFIG(ix)); |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2357 | if ((data->has_features & HAS_PWM(ix)) && |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2358 | (PWM_EN_FROM_REG(data->pwm_config[ix]) == -1)) { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2359 | dev_info(dev, "Switching pwm%d to " |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2360 | "manual mode.\n", ix + 1); |
| 2361 | data->pwm_config[ix] = PWM_EN_TO_REG(1, |
| 2362 | data->pwm_config[ix]); |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2363 | dme1737_write(data, DME1737_REG_PWM(ix), 0); |
| 2364 | dme1737_write(data, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2365 | DME1737_REG_PWM_CONFIG(ix), |
| 2366 | data->pwm_config[ix]); |
| 2367 | } |
| 2368 | } |
| 2369 | } |
| 2370 | |
| 2371 | /* Initialize the default PWM auto channels zone (acz) assignments */ |
| 2372 | data->pwm_acz[0] = 1; /* pwm1 -> zone1 */ |
| 2373 | data->pwm_acz[1] = 2; /* pwm2 -> zone2 */ |
| 2374 | data->pwm_acz[2] = 4; /* pwm3 -> zone3 */ |
| 2375 | |
| 2376 | /* Set VRM */ |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2377 | if (data->has_features & HAS_VID) |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2378 | data->vrm = vid_which_vrm(); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2379 | |
| 2380 | return 0; |
| 2381 | } |
| 2382 | |
Juerg Haefliger | 67e2f32 | 2007-10-01 21:20:28 -0700 | [diff] [blame] | 2383 | /* --------------------------------------------------------------------- |
| 2384 | * I2C device detection and registration |
| 2385 | * --------------------------------------------------------------------- */ |
| 2386 | |
| 2387 | static struct i2c_driver dme1737_i2c_driver; |
| 2388 | |
| 2389 | static int dme1737_i2c_get_features(int sio_cip, struct dme1737_data *data) |
| 2390 | { |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2391 | int err = 0, reg; |
| 2392 | u16 addr; |
| 2393 | |
Juerg Haefliger | 67e2f32 | 2007-10-01 21:20:28 -0700 | [diff] [blame] | 2394 | dme1737_sio_enter(sio_cip); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2395 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2396 | /* |
| 2397 | * Check device ID |
| 2398 | * We currently know about two kinds of DME1737 and SCH5027. |
| 2399 | */ |
Juerg Haefliger | 345a222 | 2008-01-26 08:54:24 -0800 | [diff] [blame] | 2400 | reg = force_id ? force_id : dme1737_sio_inb(sio_cip, 0x20); |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2401 | if (!(reg == DME1737_ID_1 || reg == DME1737_ID_2 || |
| 2402 | reg == SCH5027_ID)) { |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2403 | err = -ENODEV; |
| 2404 | goto exit; |
| 2405 | } |
| 2406 | |
| 2407 | /* Select logical device A (runtime registers) */ |
| 2408 | dme1737_sio_outb(sio_cip, 0x07, 0x0a); |
| 2409 | |
| 2410 | /* Get the base address of the runtime registers */ |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2411 | addr = (dme1737_sio_inb(sio_cip, 0x60) << 8) | |
| 2412 | dme1737_sio_inb(sio_cip, 0x61); |
| 2413 | if (!addr) { |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2414 | err = -ENODEV; |
| 2415 | goto exit; |
| 2416 | } |
| 2417 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2418 | /* |
| 2419 | * Read the runtime registers to determine which optional features |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2420 | * are enabled and available. Bits [3:2] of registers 0x43-0x46 are set |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2421 | * to '10' if the respective feature is enabled. |
| 2422 | */ |
| 2423 | if ((inb(addr + 0x43) & 0x0c) == 0x08) /* fan6 */ |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2424 | data->has_features |= HAS_FAN(5); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2425 | if ((inb(addr + 0x44) & 0x0c) == 0x08) /* pwm6 */ |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2426 | data->has_features |= HAS_PWM(5); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2427 | if ((inb(addr + 0x45) & 0x0c) == 0x08) /* fan5 */ |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2428 | data->has_features |= HAS_FAN(4); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2429 | if ((inb(addr + 0x46) & 0x0c) == 0x08) /* pwm5 */ |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2430 | data->has_features |= HAS_PWM(4); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2431 | |
| 2432 | exit: |
Juerg Haefliger | 67e2f32 | 2007-10-01 21:20:28 -0700 | [diff] [blame] | 2433 | dme1737_sio_exit(sio_cip); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2434 | |
| 2435 | return err; |
| 2436 | } |
| 2437 | |
Jean Delvare | 67a3730 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2438 | /* Return 0 if detection is successful, -ENODEV otherwise */ |
Jean Delvare | 310ec79 | 2009-12-14 21:17:23 +0100 | [diff] [blame] | 2439 | static int dme1737_i2c_detect(struct i2c_client *client, |
Jean Delvare | 67a3730 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2440 | struct i2c_board_info *info) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2441 | { |
Jean Delvare | 67a3730 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2442 | struct i2c_adapter *adapter = client->adapter; |
| 2443 | struct device *dev = &adapter->dev; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2444 | u8 company, verstep = 0; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2445 | const char *name; |
| 2446 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2447 | if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) |
Jean Delvare | 67a3730 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2448 | return -ENODEV; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2449 | |
Jean Delvare | 52df644 | 2009-12-09 20:35:57 +0100 | [diff] [blame] | 2450 | company = i2c_smbus_read_byte_data(client, DME1737_REG_COMPANY); |
| 2451 | verstep = i2c_smbus_read_byte_data(client, DME1737_REG_VERSTEP); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2452 | |
Jean Delvare | 52df644 | 2009-12-09 20:35:57 +0100 | [diff] [blame] | 2453 | if (company == DME1737_COMPANY_SMSC && |
| 2454 | verstep == SCH5027_VERSTEP) { |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2455 | name = "sch5027"; |
Jean Delvare | 52df644 | 2009-12-09 20:35:57 +0100 | [diff] [blame] | 2456 | } else if (company == DME1737_COMPANY_SMSC && |
| 2457 | (verstep & DME1737_VERSTEP_MASK) == DME1737_VERSTEP) { |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2458 | name = "dme1737"; |
Jean Delvare | 52df644 | 2009-12-09 20:35:57 +0100 | [diff] [blame] | 2459 | } else { |
| 2460 | return -ENODEV; |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2461 | } |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2462 | |
Juerg Haefliger | 549edb8 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2463 | dev_info(dev, "Found a %s chip at 0x%02x (rev 0x%02x).\n", |
Jean Delvare | 52df644 | 2009-12-09 20:35:57 +0100 | [diff] [blame] | 2464 | verstep == SCH5027_VERSTEP ? "SCH5027" : "DME1737", |
| 2465 | client->addr, verstep); |
Jean Delvare | 67a3730 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2466 | strlcpy(info->type, name, I2C_NAME_SIZE); |
| 2467 | |
| 2468 | return 0; |
| 2469 | } |
| 2470 | |
| 2471 | static int dme1737_i2c_probe(struct i2c_client *client, |
| 2472 | const struct i2c_device_id *id) |
| 2473 | { |
| 2474 | struct dme1737_data *data; |
| 2475 | struct device *dev = &client->dev; |
| 2476 | int err; |
| 2477 | |
Guenter Roeck | 805fd8c | 2012-06-02 09:58:03 -0700 | [diff] [blame] | 2478 | data = devm_kzalloc(dev, sizeof(struct dme1737_data), GFP_KERNEL); |
| 2479 | if (!data) |
| 2480 | return -ENOMEM; |
Jean Delvare | 67a3730 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2481 | |
| 2482 | i2c_set_clientdata(client, data); |
| 2483 | data->type = id->driver_data; |
| 2484 | data->client = client; |
| 2485 | data->name = client->name; |
| 2486 | mutex_init(&data->update_lock); |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2487 | |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2488 | /* Initialize the DME1737 chip */ |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2489 | err = dme1737_init_device(dev); |
| 2490 | if (err) { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2491 | dev_err(dev, "Failed to initialize device.\n"); |
Guenter Roeck | 805fd8c | 2012-06-02 09:58:03 -0700 | [diff] [blame] | 2492 | return err; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2493 | } |
| 2494 | |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2495 | /* Create sysfs files */ |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2496 | err = dme1737_create_files(dev); |
| 2497 | if (err) { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2498 | dev_err(dev, "Failed to create sysfs files.\n"); |
Guenter Roeck | 805fd8c | 2012-06-02 09:58:03 -0700 | [diff] [blame] | 2499 | return err; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2500 | } |
| 2501 | |
| 2502 | /* Register device */ |
Mark M. Hoffman | 62ee3e1 | 2007-10-10 22:32:50 -0400 | [diff] [blame] | 2503 | data->hwmon_dev = hwmon_device_register(dev); |
Tony Jones | 1beeffe | 2007-08-20 13:46:20 -0700 | [diff] [blame] | 2504 | if (IS_ERR(data->hwmon_dev)) { |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2505 | dev_err(dev, "Failed to register device.\n"); |
Tony Jones | 1beeffe | 2007-08-20 13:46:20 -0700 | [diff] [blame] | 2506 | err = PTR_ERR(data->hwmon_dev); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2507 | goto exit_remove; |
| 2508 | } |
| 2509 | |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2510 | return 0; |
| 2511 | |
| 2512 | exit_remove: |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2513 | dme1737_remove_files(dev); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2514 | return err; |
| 2515 | } |
| 2516 | |
Jean Delvare | 67a3730 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2517 | static int dme1737_i2c_remove(struct i2c_client *client) |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2518 | { |
| 2519 | struct dme1737_data *data = i2c_get_clientdata(client); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2520 | |
Tony Jones | 1beeffe | 2007-08-20 13:46:20 -0700 | [diff] [blame] | 2521 | hwmon_device_unregister(data->hwmon_dev); |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2522 | dme1737_remove_files(&client->dev); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2523 | |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2524 | return 0; |
| 2525 | } |
| 2526 | |
Jean Delvare | 67a3730 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2527 | static const struct i2c_device_id dme1737_id[] = { |
| 2528 | { "dme1737", dme1737 }, |
| 2529 | { "sch5027", sch5027 }, |
| 2530 | { } |
| 2531 | }; |
| 2532 | MODULE_DEVICE_TABLE(i2c, dme1737_id); |
| 2533 | |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2534 | static struct i2c_driver dme1737_i2c_driver = { |
Jean Delvare | 67a3730 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2535 | .class = I2C_CLASS_HWMON, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2536 | .driver = { |
| 2537 | .name = "dme1737", |
| 2538 | }, |
Jean Delvare | 67a3730 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2539 | .probe = dme1737_i2c_probe, |
| 2540 | .remove = dme1737_i2c_remove, |
| 2541 | .id_table = dme1737_id, |
| 2542 | .detect = dme1737_i2c_detect, |
Jean Delvare | c3813d6 | 2009-12-14 21:17:25 +0100 | [diff] [blame] | 2543 | .address_list = normal_i2c, |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2544 | }; |
| 2545 | |
Juerg Haefliger | 67e2f32 | 2007-10-01 21:20:28 -0700 | [diff] [blame] | 2546 | /* --------------------------------------------------------------------- |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2547 | * ISA device detection and registration |
| 2548 | * --------------------------------------------------------------------- */ |
| 2549 | |
| 2550 | static int __init dme1737_isa_detect(int sio_cip, unsigned short *addr) |
| 2551 | { |
| 2552 | int err = 0, reg; |
| 2553 | unsigned short base_addr; |
| 2554 | |
| 2555 | dme1737_sio_enter(sio_cip); |
| 2556 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2557 | /* |
| 2558 | * Check device ID |
| 2559 | * We currently know about SCH3112, SCH3114, SCH3116, and SCH5127 |
| 2560 | */ |
Jean Delvare | 67b671b | 2007-12-06 23:13:42 +0100 | [diff] [blame] | 2561 | reg = force_id ? force_id : dme1737_sio_inb(sio_cip, 0x20); |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2562 | if (!(reg == SCH3112_ID || reg == SCH3114_ID || reg == SCH3116_ID || |
| 2563 | reg == SCH5127_ID)) { |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2564 | err = -ENODEV; |
| 2565 | goto exit; |
| 2566 | } |
| 2567 | |
| 2568 | /* Select logical device A (runtime registers) */ |
| 2569 | dme1737_sio_outb(sio_cip, 0x07, 0x0a); |
| 2570 | |
| 2571 | /* Get the base address of the runtime registers */ |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2572 | base_addr = (dme1737_sio_inb(sio_cip, 0x60) << 8) | |
| 2573 | dme1737_sio_inb(sio_cip, 0x61); |
| 2574 | if (!base_addr) { |
Joe Perches | 9c6e13b | 2010-10-20 06:51:32 +0000 | [diff] [blame] | 2575 | pr_err("Base address not set\n"); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2576 | err = -ENODEV; |
| 2577 | goto exit; |
| 2578 | } |
| 2579 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2580 | /* |
| 2581 | * Access to the hwmon registers is through an index/data register |
| 2582 | * pair located at offset 0x70/0x71. |
| 2583 | */ |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2584 | *addr = base_addr + 0x70; |
| 2585 | |
| 2586 | exit: |
| 2587 | dme1737_sio_exit(sio_cip); |
| 2588 | return err; |
| 2589 | } |
| 2590 | |
| 2591 | static int __init dme1737_isa_device_add(unsigned short addr) |
| 2592 | { |
| 2593 | struct resource res = { |
| 2594 | .start = addr, |
| 2595 | .end = addr + DME1737_EXTENT - 1, |
| 2596 | .name = "dme1737", |
| 2597 | .flags = IORESOURCE_IO, |
| 2598 | }; |
| 2599 | int err; |
| 2600 | |
Jean Delvare | b9acb64 | 2009-01-07 16:37:35 +0100 | [diff] [blame] | 2601 | err = acpi_check_resource_conflict(&res); |
| 2602 | if (err) |
| 2603 | goto exit; |
| 2604 | |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2605 | pdev = platform_device_alloc("dme1737", addr); |
| 2606 | if (!pdev) { |
Joe Perches | 9c6e13b | 2010-10-20 06:51:32 +0000 | [diff] [blame] | 2607 | pr_err("Failed to allocate device\n"); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2608 | err = -ENOMEM; |
| 2609 | goto exit; |
| 2610 | } |
| 2611 | |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2612 | err = platform_device_add_resources(pdev, &res, 1); |
| 2613 | if (err) { |
Joe Perches | 9c6e13b | 2010-10-20 06:51:32 +0000 | [diff] [blame] | 2614 | pr_err("Failed to add device resource (err = %d)\n", err); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2615 | goto exit_device_put; |
| 2616 | } |
| 2617 | |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2618 | err = platform_device_add(pdev); |
| 2619 | if (err) { |
Joe Perches | 9c6e13b | 2010-10-20 06:51:32 +0000 | [diff] [blame] | 2620 | pr_err("Failed to add device (err = %d)\n", err); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2621 | goto exit_device_put; |
| 2622 | } |
| 2623 | |
| 2624 | return 0; |
| 2625 | |
| 2626 | exit_device_put: |
| 2627 | platform_device_put(pdev); |
| 2628 | pdev = NULL; |
| 2629 | exit: |
| 2630 | return err; |
| 2631 | } |
| 2632 | |
Bill Pemberton | 6c931ae | 2012-11-19 13:22:35 -0500 | [diff] [blame^] | 2633 | static int dme1737_isa_probe(struct platform_device *pdev) |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2634 | { |
| 2635 | u8 company, device; |
| 2636 | struct resource *res; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2637 | struct dme1737_data *data; |
| 2638 | struct device *dev = &pdev->dev; |
| 2639 | int err; |
| 2640 | |
| 2641 | res = platform_get_resource(pdev, IORESOURCE_IO, 0); |
Guenter Roeck | 805fd8c | 2012-06-02 09:58:03 -0700 | [diff] [blame] | 2642 | if (!devm_request_region(dev, res->start, DME1737_EXTENT, "dme1737")) { |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2643 | dev_err(dev, "Failed to request region 0x%04x-0x%04x.\n", |
| 2644 | (unsigned short)res->start, |
| 2645 | (unsigned short)res->start + DME1737_EXTENT - 1); |
Guenter Roeck | 805fd8c | 2012-06-02 09:58:03 -0700 | [diff] [blame] | 2646 | return -EBUSY; |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2647 | } |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2648 | |
Guenter Roeck | 805fd8c | 2012-06-02 09:58:03 -0700 | [diff] [blame] | 2649 | data = devm_kzalloc(dev, sizeof(struct dme1737_data), GFP_KERNEL); |
| 2650 | if (!data) |
| 2651 | return -ENOMEM; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2652 | |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2653 | data->addr = res->start; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2654 | platform_set_drvdata(pdev, data); |
| 2655 | |
Juerg Haefliger | 55d68d7 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2656 | /* Skip chip detection if module is loaded with force_id parameter */ |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2657 | switch (force_id) { |
| 2658 | case SCH3112_ID: |
| 2659 | case SCH3114_ID: |
| 2660 | case SCH3116_ID: |
| 2661 | data->type = sch311x; |
| 2662 | break; |
| 2663 | case SCH5127_ID: |
| 2664 | data->type = sch5127; |
| 2665 | break; |
| 2666 | default: |
Jean Delvare | dbc2bc2 | 2008-10-14 17:30:04 +0200 | [diff] [blame] | 2667 | company = dme1737_read(data, DME1737_REG_COMPANY); |
| 2668 | device = dme1737_read(data, DME1737_REG_DEVICE); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2669 | |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2670 | if ((company == DME1737_COMPANY_SMSC) && |
| 2671 | (device == SCH311X_DEVICE)) { |
| 2672 | data->type = sch311x; |
| 2673 | } else if ((company == DME1737_COMPANY_SMSC) && |
| 2674 | (device == SCH5127_DEVICE)) { |
| 2675 | data->type = sch5127; |
| 2676 | } else { |
Guenter Roeck | 805fd8c | 2012-06-02 09:58:03 -0700 | [diff] [blame] | 2677 | return -ENODEV; |
Juerg Haefliger | 55d68d7 | 2008-08-06 22:41:03 +0200 | [diff] [blame] | 2678 | } |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2679 | } |
| 2680 | |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2681 | if (data->type == sch5127) |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2682 | data->name = "sch5127"; |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2683 | else |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2684 | data->name = "sch311x"; |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2685 | |
| 2686 | /* Initialize the mutex */ |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2687 | mutex_init(&data->update_lock); |
| 2688 | |
Juerg Haefliger | ea69443 | 2010-05-27 19:59:01 +0200 | [diff] [blame] | 2689 | dev_info(dev, "Found a %s chip at 0x%04x\n", |
| 2690 | data->type == sch5127 ? "SCH5127" : "SCH311x", data->addr); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2691 | |
| 2692 | /* Initialize the chip */ |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2693 | err = dme1737_init_device(dev); |
| 2694 | if (err) { |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2695 | dev_err(dev, "Failed to initialize device.\n"); |
Guenter Roeck | 805fd8c | 2012-06-02 09:58:03 -0700 | [diff] [blame] | 2696 | return err; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2697 | } |
| 2698 | |
| 2699 | /* Create sysfs files */ |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2700 | err = dme1737_create_files(dev); |
| 2701 | if (err) { |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2702 | dev_err(dev, "Failed to create sysfs files.\n"); |
Guenter Roeck | 805fd8c | 2012-06-02 09:58:03 -0700 | [diff] [blame] | 2703 | return err; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2704 | } |
| 2705 | |
| 2706 | /* Register device */ |
| 2707 | data->hwmon_dev = hwmon_device_register(dev); |
| 2708 | if (IS_ERR(data->hwmon_dev)) { |
| 2709 | dev_err(dev, "Failed to register device.\n"); |
| 2710 | err = PTR_ERR(data->hwmon_dev); |
| 2711 | goto exit_remove_files; |
| 2712 | } |
| 2713 | |
| 2714 | return 0; |
| 2715 | |
| 2716 | exit_remove_files: |
| 2717 | dme1737_remove_files(dev); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2718 | return err; |
| 2719 | } |
| 2720 | |
| 2721 | static int __devexit dme1737_isa_remove(struct platform_device *pdev) |
| 2722 | { |
| 2723 | struct dme1737_data *data = platform_get_drvdata(pdev); |
| 2724 | |
| 2725 | hwmon_device_unregister(data->hwmon_dev); |
| 2726 | dme1737_remove_files(&pdev->dev); |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2727 | |
| 2728 | return 0; |
| 2729 | } |
| 2730 | |
| 2731 | static struct platform_driver dme1737_isa_driver = { |
| 2732 | .driver = { |
| 2733 | .owner = THIS_MODULE, |
| 2734 | .name = "dme1737", |
| 2735 | }, |
| 2736 | .probe = dme1737_isa_probe, |
Bill Pemberton | 9e5e9b7 | 2012-11-19 13:21:20 -0500 | [diff] [blame] | 2737 | .remove = dme1737_isa_remove, |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2738 | }; |
| 2739 | |
| 2740 | /* --------------------------------------------------------------------- |
Juerg Haefliger | 67e2f32 | 2007-10-01 21:20:28 -0700 | [diff] [blame] | 2741 | * Module initialization and cleanup |
| 2742 | * --------------------------------------------------------------------- */ |
| 2743 | |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2744 | static int __init dme1737_init(void) |
| 2745 | { |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2746 | int err; |
| 2747 | unsigned short addr; |
| 2748 | |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2749 | err = i2c_add_driver(&dme1737_i2c_driver); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2750 | if (err) |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2751 | goto exit; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2752 | |
| 2753 | if (dme1737_isa_detect(0x2e, &addr) && |
Juerg Haefliger | 92430b6 | 2008-04-03 21:34:19 -0700 | [diff] [blame] | 2754 | dme1737_isa_detect(0x4e, &addr) && |
| 2755 | (!probe_all_addr || |
| 2756 | (dme1737_isa_detect(0x162e, &addr) && |
| 2757 | dme1737_isa_detect(0x164e, &addr)))) { |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2758 | /* Return 0 if we didn't find an ISA device */ |
| 2759 | return 0; |
| 2760 | } |
| 2761 | |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2762 | err = platform_driver_register(&dme1737_isa_driver); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2763 | if (err) |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2764 | goto exit_del_i2c_driver; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2765 | |
| 2766 | /* Sets global pdev as a side effect */ |
Juerg Haefliger | 06f3d9f | 2011-01-12 21:55:13 +0100 | [diff] [blame] | 2767 | err = dme1737_isa_device_add(addr); |
Guenter Roeck | c8de836 | 2012-01-14 13:25:01 -0800 | [diff] [blame] | 2768 | if (err) |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2769 | goto exit_del_isa_driver; |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2770 | |
| 2771 | return 0; |
| 2772 | |
| 2773 | exit_del_isa_driver: |
| 2774 | platform_driver_unregister(&dme1737_isa_driver); |
| 2775 | exit_del_i2c_driver: |
| 2776 | i2c_del_driver(&dme1737_i2c_driver); |
| 2777 | exit: |
| 2778 | return err; |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2779 | } |
| 2780 | |
| 2781 | static void __exit dme1737_exit(void) |
| 2782 | { |
Juerg Haefliger | e95c237 | 2007-10-07 21:27:35 -0700 | [diff] [blame] | 2783 | if (pdev) { |
| 2784 | platform_device_unregister(pdev); |
| 2785 | platform_driver_unregister(&dme1737_isa_driver); |
| 2786 | } |
| 2787 | |
Juerg Haefliger | b237eb2 | 2007-10-01 21:19:04 -0700 | [diff] [blame] | 2788 | i2c_del_driver(&dme1737_i2c_driver); |
Juerg Haefliger | 9431996 | 2007-06-09 10:11:16 -0400 | [diff] [blame] | 2789 | } |
| 2790 | |
| 2791 | MODULE_AUTHOR("Juerg Haefliger <juergh@gmail.com>"); |
| 2792 | MODULE_DESCRIPTION("DME1737 sensors"); |
| 2793 | MODULE_LICENSE("GPL"); |
| 2794 | |
| 2795 | module_init(dme1737_init); |
| 2796 | module_exit(dme1737_exit); |