From 474887fc3e98ee097044d62b18a2a1396f9ef2d2 Mon Sep 17 00:00:00 2001 From: "Mark D. Studebaker" Date: Sun, 15 Dec 2002 04:37:39 +0000 Subject: [PATCH] new w83627hf/697hf ISA driver git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@1672 7894878c-1315-0410-8ee3-d5d059ff63e0 --- kernel/chips/Module.mk | 1 + kernel/chips/w83627hf.c | 1511 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 1512 insertions(+) create mode 100644 kernel/chips/w83627hf.c diff --git a/kernel/chips/Module.mk b/kernel/chips/Module.mk index e931d9f0..1e4a07d0 100644 --- a/kernel/chips/Module.mk +++ b/kernel/chips/Module.mk @@ -31,6 +31,7 @@ endif KERNELCHIPSTARGETS += $(MODULE_DIR)/smartbatt.o KERNELCHIPSTARGETS += $(MODULE_DIR)/smbus-arp.o KERNELCHIPSTARGETS += $(MODULE_DIR)/vt8231.o +KERNELCHIPSTARGETS += $(MODULE_DIR)/w83627hf.o # These targets ARE included in 'mkpatch', except for LTC1710, which we diff --git a/kernel/chips/w83627hf.c b/kernel/chips/w83627hf.c new file mode 100644 index 00000000..950753b0 --- /dev/null +++ b/kernel/chips/w83627hf.c @@ -0,0 +1,1511 @@ +/* + w83627hf.c - Part of lm_sensors, Linux kernel modules for hardware + monitoring + Copyright (c) 1998 - 2002 Frodo Looijaard , + Philip Edelbrock , + and Mark Studebaker + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +/* + Supports following chips: + + Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA + w83627hf 9 3 2 3 0x20 0x5ca3 no yes(LPC) + w83697hf 8 2 2 2 0x60 0x5ca3 no yes(LPC) + + For other winbond chips, and for i2c support in the above chips, + use w83627hf.c. +*/ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "version.h" +#include "sensors.h" +#include "sensors_vid.h" +#include + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,2,18)) || \ + (LINUX_VERSION_CODE == KERNEL_VERSION(2,3,0)) +#define init_MUTEX(s) do { *(s) = MUTEX; } while(0) +#endif + +#ifndef THIS_MODULE +#define THIS_MODULE NULL +#endif + +static int force_addr; +MODULE_PARM(force_addr, "i"); +MODULE_PARM_DESC(force_addr, + "Initialize the base address of the sensors"); +static int force_i2c = 0x29; +MODULE_PARM(force_i2c, "i"); +MODULE_PARM_DESC(force_i2c, + "Initialize the i2c address of the sensors"); + +/* Addresses to scan */ +static unsigned short normal_i2c[] = { SENSORS_I2C_END }; +static unsigned short normal_i2c_range[] = { SENSORS_I2C_END }; +static unsigned int normal_isa[] = { 0, SENSORS_ISA_END }; +static unsigned int normal_isa_range[] = { SENSORS_ISA_END }; + +/* Insmod parameters */ +SENSORS_INSMOD_2(w83627hf, w83697hf); + +static int init = 1; +MODULE_PARM(init, "i"); +MODULE_PARM_DESC(init, "Set to zero to bypass chip initialization"); + +/* modified from kernel/include/traps.c */ +#define REG 0x2e /* The register to read/write */ +#define DEV 0x07 /* Register: Logical device select */ +#define VAL 0x2f /* The value to read/write */ +#define PME 0x0b /* The device with the hardware monitor */ +#define DEVID 0x20 /* Register: Device ID */ + +static inline void +superio_outb(int reg, int val) +{ + outb(reg, REG); + outb(val, VAL); +} + +static inline int +superio_inb(int reg) +{ + outb(reg, REG); + return inb(VAL); +} + +static inline void +superio_select(void) +{ + outb(DEV, REG); + outb(PME, VAL); +} + +static inline void +superio_enter(void) +{ + outb(0x87, REG); + outb(0x87, REG); +} + +static inline void +superio_exit(void) +{ + outb(0xAA, REG); +} + +#define W627_DEVID 0x52 +#define W697_DEVID 0x60 +#define WINB_ACT_REG 0x30 +#define WINB_BASE_REG 0x60 +/* Constants specified below */ + +/* Length of ISA address segment */ +#define WINB_EXTENT 8 + +/* Where are the ISA address/data registers relative to the base address */ +#define W83781D_ADDR_REG_OFFSET 5 +#define W83781D_DATA_REG_OFFSET 6 + +/* The W83781D registers */ +/* The W83782D registers for nr=7,8 are in bank 5 */ +#define W83781D_REG_IN_MAX(nr) ((nr < 7) ? (0x2b + (nr) * 2) : \ + (0x554 + (((nr) - 7) * 2))) +#define W83781D_REG_IN_MIN(nr) ((nr < 7) ? (0x2c + (nr) * 2) : \ + (0x555 + (((nr) - 7) * 2))) +#define W83781D_REG_IN(nr) ((nr < 7) ? (0x20 + (nr)) : \ + (0x550 + (nr) - 7)) + +#define W83781D_REG_FAN_MIN(nr) (0x3a + (nr)) +#define W83781D_REG_FAN(nr) (0x27 + (nr)) + +#define W83781D_REG_TEMP2 0x0150 +#define W83781D_REG_TEMP3 0x0250 +#define W83781D_REG_TEMP2_HYST 0x153 +#define W83781D_REG_TEMP3_HYST 0x253 +#define W83781D_REG_TEMP2_CONFIG 0x152 +#define W83781D_REG_TEMP3_CONFIG 0x252 +#define W83781D_REG_TEMP2_OVER 0x155 +#define W83781D_REG_TEMP3_OVER 0x255 + +#define W83781D_REG_TEMP 0x27 +#define W83781D_REG_TEMP_OVER 0x39 +#define W83781D_REG_TEMP_HYST 0x3A +#define W83781D_REG_BANK 0x4E + +#define W83781D_REG_CONFIG 0x40 +#define W83781D_REG_ALARM1 0x41 +#define W83781D_REG_ALARM2 0x42 +#define W83781D_REG_ALARM3 0x450 /* not on W83781D */ + +#define W83781D_REG_IRQ 0x4C +#define W83781D_REG_BEEP_CONFIG 0x4D +#define W83781D_REG_BEEP_INTS1 0x56 +#define W83781D_REG_BEEP_INTS2 0x57 +#define W83781D_REG_BEEP_INTS3 0x453 /* not on W83781D */ + +#define W83781D_REG_VID_FANDIV 0x47 + +#define W83781D_REG_CHIPID 0x49 +#define W83781D_REG_WCHIPID 0x58 +#define W83781D_REG_CHIPMAN 0x4F +#define W83781D_REG_PIN 0x4B + +/* 782D/783S only */ +#define W83781D_REG_VBAT 0x5D + +/* PWM 782D (1-4) and 783S (1-2) only */ +#define W83781D_REG_PWM1 0x5B /* 782d and 783s/627hf datasheets disagree */ + /* on which is which; */ +#define W83781D_REG_PWM2 0x5A /* We follow the 782d convention here, */ + /* However 782d is probably wrong. */ +#define W83781D_REG_PWM3 0x5E +#define W83781D_REG_PWM4 0x5F +#define W83781D_REG_PWMCLK12 0x5C +#define W83781D_REG_PWMCLK34 0x45C +static const u8 regpwm[] = { W83781D_REG_PWM1, W83781D_REG_PWM2, + W83781D_REG_PWM3, W83781D_REG_PWM4 +}; +#define W83781D_REG_PWM(nr) (regpwm[(nr) - 1]) + +#define W83781D_REG_I2C_ADDR 0x48 +#define W83781D_REG_I2C_SUBADDR 0x4A + +/* The following are undocumented in the data sheets however we + received the information in an email from Winbond tech support */ +/* Sensor selection - not on 781d */ +#define W83781D_REG_SCFG1 0x5D +static const u8 BIT_SCFG1[] = { 0x02, 0x04, 0x08 }; +#define W83781D_REG_SCFG2 0x59 +static const u8 BIT_SCFG2[] = { 0x10, 0x20, 0x40 }; +#define W83781D_DEFAULT_BETA 3435 + +/* RT Table registers */ +#define W83781D_REG_RT_IDX 0x50 +#define W83781D_REG_RT_VAL 0x51 + +/* Conversions. Rounding and limit checking is only done on the TO_REG + variants. Note that you should be a bit careful with which arguments + these macros are called: arguments may be evaluated more than once. + Fixing this is just not worth it. */ +#define IN_TO_REG(val) (SENSORS_LIMIT((((val) * 10 + 8)/16),0,255)) +#define IN_FROM_REG(val) (((val) * 16) / 10) + +extern inline u8 FAN_TO_REG(long rpm, int div) +{ + if (rpm == 0) + return 255; + rpm = SENSORS_LIMIT(rpm, 1, 1000000); + return SENSORS_LIMIT((1350000 + rpm * div / 2) / (rpm * div), 1, + 254); +} + +#define FAN_FROM_REG(val,div) ((val)==0?-1:(val)==255?0:1350000/((val)*(div))) + +#define TEMP_TO_REG(val) (SENSORS_LIMIT(((val)<0?(((val)-5)/10):\ + ((val)+5)/10),0,255)) +#define TEMP_FROM_REG(val) (((val)>0x80?(val)-0x100:(val))*10) + +#define TEMP_ADD_TO_REG(val) (SENSORS_LIMIT(((((val) + 2) / 5) << 7),\ + 0,0xffff)) +#define TEMP_ADD_FROM_REG(val) (((val) >> 7) * 5) + +#define PWM_TO_REG(val) (SENSORS_LIMIT((val),0,255)) +#define BEEPS_TO_REG(val) ((val) & 0xffffff) + +#define BEEP_ENABLE_TO_REG(val) ((val)?1:0) +#define BEEP_ENABLE_FROM_REG(val) ((val)?1:0) + +#define DIV_FROM_REG(val) (1 << (val)) + +extern inline u8 DIV_TO_REG(long val) +{ + int i; + val = SENSORS_LIMIT(val, 1, 128) >> 1; + for (i = 0; i < 6; i++) { + if (val == 0) + break; + val >>= 1; + } + return ((u8) i); +} + +/* Initial limits */ +#define W83781D_INIT_IN_0 (vid==3500?280:vid/10) +#define W83781D_INIT_IN_1 (vid==3500?280:vid/10) +#define W83781D_INIT_IN_2 330 +#define W83781D_INIT_IN_3 (((500) * 100)/168) +#define W83781D_INIT_IN_4 (((1200) * 10)/38) +#define W83781D_INIT_IN_5 (((-1200) * -604)/2100) +#define W83781D_INIT_IN_6 (((-500) * -604)/909) +#define W83781D_INIT_IN_7 (((500) * 100)/168) +#define W83781D_INIT_IN_8 300 +/* Initial limits for 782d/783s negative voltages */ +/* Note level shift. Change min/max below if you change these. */ +#define W83782D_INIT_IN_5 ((((-1200) + 1491) * 100)/514) +#define W83782D_INIT_IN_6 ((( (-500) + 771) * 100)/314) + +#define W83781D_INIT_IN_PERCENTAGE 10 + +#define W83781D_INIT_IN_MIN_0 \ + (W83781D_INIT_IN_0 - W83781D_INIT_IN_0 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MAX_0 \ + (W83781D_INIT_IN_0 + W83781D_INIT_IN_0 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MIN_1 \ + (W83781D_INIT_IN_1 - W83781D_INIT_IN_1 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MAX_1 \ + (W83781D_INIT_IN_1 + W83781D_INIT_IN_1 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MIN_2 \ + (W83781D_INIT_IN_2 - W83781D_INIT_IN_2 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MAX_2 \ + (W83781D_INIT_IN_2 + W83781D_INIT_IN_2 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MIN_3 \ + (W83781D_INIT_IN_3 - W83781D_INIT_IN_3 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MAX_3 \ + (W83781D_INIT_IN_3 + W83781D_INIT_IN_3 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MIN_4 \ + (W83781D_INIT_IN_4 - W83781D_INIT_IN_4 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MAX_4 \ + (W83781D_INIT_IN_4 + W83781D_INIT_IN_4 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MIN_5 \ + (W83781D_INIT_IN_5 - W83781D_INIT_IN_5 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MAX_5 \ + (W83781D_INIT_IN_5 + W83781D_INIT_IN_5 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MIN_6 \ + (W83781D_INIT_IN_6 - W83781D_INIT_IN_6 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MAX_6 \ + (W83781D_INIT_IN_6 + W83781D_INIT_IN_6 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MIN_7 \ + (W83781D_INIT_IN_7 - W83781D_INIT_IN_7 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MAX_7 \ + (W83781D_INIT_IN_7 + W83781D_INIT_IN_7 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MIN_8 \ + (W83781D_INIT_IN_8 - W83781D_INIT_IN_8 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +#define W83781D_INIT_IN_MAX_8 \ + (W83781D_INIT_IN_8 + W83781D_INIT_IN_8 * W83781D_INIT_IN_PERCENTAGE \ + / 100) +/* Initial limits for 782d/783s negative voltages */ +/* These aren't direct multiples because of level shift */ +/* Beware going negative - check */ +#define W83782D_INIT_IN_MIN_5_TMP \ + (((-1200 * (100 + W83781D_INIT_IN_PERCENTAGE)) + (1491 * 100))/514) +#define W83782D_INIT_IN_MIN_5 \ + ((W83782D_INIT_IN_MIN_5_TMP > 0) ? W83782D_INIT_IN_MIN_5_TMP : 0) +#define W83782D_INIT_IN_MAX_5 \ + (((-1200 * (100 - W83781D_INIT_IN_PERCENTAGE)) + (1491 * 100))/514) +#define W83782D_INIT_IN_MIN_6_TMP \ + ((( -500 * (100 + W83781D_INIT_IN_PERCENTAGE)) + (771 * 100))/314) +#define W83782D_INIT_IN_MIN_6 \ + ((W83782D_INIT_IN_MIN_6_TMP > 0) ? W83782D_INIT_IN_MIN_6_TMP : 0) +#define W83782D_INIT_IN_MAX_6 \ + ((( -500 * (100 - W83781D_INIT_IN_PERCENTAGE)) + (771 * 100))/314) + +#define W83781D_INIT_FAN_MIN_1 3000 +#define W83781D_INIT_FAN_MIN_2 3000 +#define W83781D_INIT_FAN_MIN_3 3000 + +#define W83781D_INIT_TEMP_OVER 600 +#define W83781D_INIT_TEMP_HYST 1270 /* must be 127 for ALARM to work */ +#define W83781D_INIT_TEMP2_OVER 600 +#define W83781D_INIT_TEMP2_HYST 500 +#define W83781D_INIT_TEMP3_OVER 600 +#define W83781D_INIT_TEMP3_HYST 500 + +#ifdef MODULE +extern int init_module(void); +extern int cleanup_module(void); +#endif /* MODULE */ + +/* There are some complications in a module like this. First off, W83781D chips + may be both present on the SMBus and the ISA bus, and we have to handle + those cases separately at some places. Second, there might be several + W83781D chips available (well, actually, that is probably never done; but + it is a clean illustration of how to handle a case like that). Finally, + a specific chip may be attached to *both* ISA and SMBus, and we would + not like to detect it double. Fortunately, in the case of the W83781D at + least, a register tells us what SMBus address we are on, so that helps + a bit - except if there could be more than one SMBus. Groan. No solution + for this yet. */ + +/* This module may seem overly long and complicated. In fact, it is not so + bad. Quite a lot of bookkeeping is done. A real driver can often cut + some corners. */ + +/* For each registered W83781D, we need to keep some data in memory. That + data is pointed to by w83627hf_list[NR]->data. The structure itself is + dynamically allocated, at the same time when a new w83627hf client is + allocated. */ +struct w83627hf_data { + struct semaphore lock; + int sysctl_id; + enum chips type; + + struct semaphore update_lock; + char valid; /* !=0 if following fields are valid */ + unsigned long last_updated; /* In jiffies */ + + struct i2c_client *lm75; /* for secondary I2C addresses */ + /* pointer to array of 2 subclients */ + + u8 in[9]; /* Register value - 8 & 9 for 782D only */ + u8 in_max[9]; /* Register value - 8 & 9 for 782D only */ + u8 in_min[9]; /* Register value - 8 & 9 for 782D only */ + u8 fan[3]; /* Register value */ + u8 fan_min[3]; /* Register value */ + u8 temp; + u8 temp_over; /* Register value */ + u8 temp_hyst; /* Register value */ + u16 temp_add[2]; /* Register value */ + u16 temp_add_over[2]; /* Register value */ + u16 temp_add_hyst[2]; /* Register value */ + u8 fan_div[3]; /* Register encoding, shifted right */ + u8 vid; /* Register encoding, combined */ + u32 alarms; /* Register encoding, combined */ + u32 beeps; /* Register encoding, combined */ + u8 beep_enable; /* Boolean */ + u8 pwm[4]; /* Register value */ + u16 sens[3]; /* 782D/783S only. + 1 = pentium diode; 2 = 3904 diode; + 3000-5000 = thermistor beta. + Default = 3435. + Other Betas unimplemented */ + u8 vrm; +}; + + +#ifdef MODULE +static +#else +extern +#endif +int __init sensors_w83627hf_init(void); +static int __init w83627hf_cleanup(void); + +static int w83627hf_attach_adapter(struct i2c_adapter *adapter); +static int w83627hf_detect(struct i2c_adapter *adapter, int address, + unsigned short flags, int kind); +static int w83627hf_detach_client(struct i2c_client *client); +static int w83627hf_command(struct i2c_client *client, unsigned int cmd, + void *arg); +static void w83627hf_inc_use(struct i2c_client *client); +static void w83627hf_dec_use(struct i2c_client *client); + +static int w83627hf_read_value(struct i2c_client *client, u16 register); +static int w83627hf_write_value(struct i2c_client *client, u16 register, + u16 value); +static void w83627hf_update_client(struct i2c_client *client); +static void w83627hf_init_client(struct i2c_client *client); + + +static void w83627hf_in(struct i2c_client *client, int operation, + int ctl_name, int *nrels_mag, long *results); +static void w83627hf_fan(struct i2c_client *client, int operation, + int ctl_name, int *nrels_mag, long *results); +static void w83627hf_temp(struct i2c_client *client, int operation, + int ctl_name, int *nrels_mag, long *results); +static void w83627hf_temp_add(struct i2c_client *client, int operation, + int ctl_name, int *nrels_mag, long *results); +static void w83627hf_vid(struct i2c_client *client, int operation, + int ctl_name, int *nrels_mag, long *results); +static void w83627hf_vrm(struct i2c_client *client, int operation, + int ctl_name, int *nrels_mag, long *results); +static void w83627hf_alarms(struct i2c_client *client, int operation, + int ctl_name, int *nrels_mag, long *results); +static void w83627hf_beep(struct i2c_client *client, int operation, + int ctl_name, int *nrels_mag, long *results); +static void w83627hf_fan_div(struct i2c_client *client, int operation, + int ctl_name, int *nrels_mag, long *results); +static void w83627hf_pwm(struct i2c_client *client, int operation, + int ctl_name, int *nrels_mag, long *results); +static void w83627hf_sens(struct i2c_client *client, int operation, + int ctl_name, int *nrels_mag, long *results); + +static int w83627hf_id = 0; + +static struct i2c_driver w83627hf_driver = { + /* name */ "W83781D sensor driver", + /* id */ I2C_DRIVERID_W83781D, + /* flags */ I2C_DF_NOTIFY, + /* attach_adapter */ &w83627hf_attach_adapter, + /* detach_client */ &w83627hf_detach_client, + /* command */ &w83627hf_command, + /* inc_use */ &w83627hf_inc_use, + /* dec_use */ &w83627hf_dec_use +}; + +/* Used by w83627hf_init/cleanup */ +static int __initdata w83627hf_initialized = 0; + +/* The /proc/sys entries */ +/* These files are created for each detected chip. This is just a template; + though at first sight, you might think we could use a statically + allocated list, we need some way to get back to the parent - which + is done through one of the 'extra' fields which are initialized + when a new copy is allocated. */ + + +/* without pwm3-4 */ +static ctl_table w83782d_isa_dir_table_template[] = { + {W83781D_SYSCTL_IN0, "in0", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN1, "in1", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN2, "in2", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN3, "in3", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN4, "in4", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN5, "in5", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN6, "in6", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN7, "in7", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN8, "in8", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_FAN1, "fan1", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_fan}, + {W83781D_SYSCTL_FAN2, "fan2", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_fan}, + {W83781D_SYSCTL_FAN3, "fan3", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_fan}, + {W83781D_SYSCTL_TEMP1, "temp1", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_temp}, + {W83781D_SYSCTL_TEMP2, "temp2", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_temp_add}, + {W83781D_SYSCTL_TEMP3, "temp3", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_temp_add}, + {W83781D_SYSCTL_VID, "vid", NULL, 0, 0444, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_vid}, + {W83781D_SYSCTL_VRM, "vrm", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_vrm}, + {W83781D_SYSCTL_FAN_DIV, "fan_div", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_fan_div}, + {W83781D_SYSCTL_ALARMS, "alarms", NULL, 0, 0444, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_alarms}, + {W83781D_SYSCTL_BEEP, "beep", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_beep}, + {W83781D_SYSCTL_PWM1, "pwm1", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_pwm}, + {W83781D_SYSCTL_PWM2, "pwm2", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_pwm}, + {W83781D_SYSCTL_SENS1, "sensor1", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_sens}, + {W83781D_SYSCTL_SENS2, "sensor2", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_sens}, + {W83781D_SYSCTL_SENS3, "sensor3", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_sens}, + {0} +}; + +/* similar to w83782d but no fan3, no vid */ +static ctl_table w83697hf_dir_table_template[] = { + {W83781D_SYSCTL_IN0, "in0", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + /* no in1 to maintain compatibility with 781d and 782d. */ + {W83781D_SYSCTL_IN2, "in2", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN3, "in3", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN4, "in4", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN5, "in5", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN6, "in6", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN7, "in7", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_IN8, "in8", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_in}, + {W83781D_SYSCTL_FAN1, "fan1", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_fan}, + {W83781D_SYSCTL_FAN2, "fan2", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_fan}, + {W83781D_SYSCTL_TEMP1, "temp1", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_temp}, + {W83781D_SYSCTL_TEMP2, "temp2", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_temp_add}, + {W83781D_SYSCTL_FAN_DIV, "fan_div", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_fan_div}, + {W83781D_SYSCTL_ALARMS, "alarms", NULL, 0, 0444, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_alarms}, + {W83781D_SYSCTL_BEEP, "beep", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_beep}, + {W83781D_SYSCTL_PWM1, "pwm1", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_pwm}, + {W83781D_SYSCTL_PWM2, "pwm2", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_pwm}, + {W83781D_SYSCTL_SENS1, "sensor1", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_sens}, + {W83781D_SYSCTL_SENS2, "sensor2", NULL, 0, 0644, NULL, &i2c_proc_real, + &i2c_sysctl_real, NULL, &w83627hf_sens}, + {0} +}; + + +/* This function is called when: + * w83627hf_driver is inserted (when this module is loaded), for each + available adapter + * when a new adapter is inserted (and w83627hf_driver is still present) */ +int w83627hf_attach_adapter(struct i2c_adapter *adapter) +{ + return i2c_detect(adapter, &addr_data, w83627hf_detect); +} + +int w83627hf_find(int *address) +{ + u16 val; + + superio_enter(); + val= superio_inb(DEVID); + if(val != W627_DEVID && val != W697_DEVID) { + superio_exit(); + return -ENODEV; + } + + superio_select(); + val = (superio_inb(WINB_BASE_REG) << 8) | + superio_inb(WINB_BASE_REG + 1); + *address = val & ~(WINB_EXTENT - 1); + if (*address == 0 && force_addr == 0) { + printk("vt1211.o: base address not set - use force_addr=0xaddr\n"); + superio_exit(); + return -ENODEV; + } + if (force_addr) + *address = force_addr; /* so detect will get called */ + + superio_exit(); + return 0; +} + +int w83627hf_detect(struct i2c_adapter *adapter, int address, + unsigned short flags, int kind) +{ + int i, val, id; + struct i2c_client *new_client; + struct w83627hf_data *data; + int err = 0; + const char *type_name = ""; + const char *client_name = ""; + enum vendor { winbond, asus } vendid; + + if (!i2c_is_isa_adapter(adapter)) + return 0; + + if(force_addr) + address = force_addr & ~(WINB_EXTENT - 1); + if (check_region(address, WINB_EXTENT)) { + printk("vt1211.o: region 0x%x already in use!\n", address); + return -ENODEV; + } + if(force_addr) { + printk("vt1211.o: forcing ISA address 0x%04X\n", address); + superio_enter(); + superio_select(); + superio_outb(WINB_BASE_REG, address >> 8); + superio_outb(WINB_BASE_REG+1, address & 0xff); + superio_exit(); + } + + superio_enter(); + val= superio_inb(DEVID); + if(val == W627_DEVID) + kind = w83627hf; + else if(val == W697_DEVID) + kind = w83697hf; + superio_select(); + if((val = 0x01 & superio_inb(WINB_ACT_REG)) == 0) + superio_outb(WINB_ACT_REG, 1); + superio_exit(); + + /* OK. For now, we presume we have a valid client. We now create the + client structure, even though we cannot fill it completely yet. + But it allows us to access w83627hf_{read,write}_value. */ + + if (!(new_client = kmalloc(sizeof(struct i2c_client) + + sizeof(struct w83627hf_data), + GFP_KERNEL))) { + err = -ENOMEM; + goto ERROR0; + } + + data = (struct w83627hf_data *) (new_client + 1); + new_client->addr = address; + init_MUTEX(&data->lock); + new_client->data = data; + new_client->adapter = adapter; + new_client->driver = &w83627hf_driver; + new_client->flags = 0; + + + if (kind == w83627hf) { + type_name = "w83627hf"; + client_name = "W83627HF chip"; + } else if (kind == w83697hf) { + type_name = "w83697hf"; + client_name = "W83697HF chip"; + } else { + goto ERROR1; + } + + request_region(address, WINB_EXTENT, type_name); + + /* Fill in the remaining client fields and put it into the global list */ + strcpy(new_client->name, client_name); + data->type = kind; + new_client->id = w83627hf_id++; + data->valid = 0; + init_MUTEX(&data->update_lock); + + /* Tell the I2C layer a new client has arrived */ + if ((err = i2c_attach_client(new_client))) + goto ERROR3; + + data->lm75 = NULL; + + /* Register a new directory entry with module sensors */ + if ((i = i2c_register_entry(new_client, + type_name, + (kind == w83697hf) ? + w83697hf_dir_table_template : + w83782d_isa_dir_table_template , + THIS_MODULE)) < 0) { + err = i; + goto ERROR7; + } + data->sysctl_id = i; + + /* Initialize the chip */ + w83627hf_init_client(new_client); + return 0; + +/* OK, this is not exactly good programming practice, usually. But it is + very code-efficient in this case. */ + + ERROR7: + ERROR6: + ERROR5: + ERROR4: + i2c_detach_client(new_client); + ERROR3: + release_region(address, WINB_EXTENT); + ERROR1: + kfree(new_client); + ERROR0: + return err; +} + +int w83627hf_detach_client(struct i2c_client *client) +{ + int err; + + i2c_deregister_entry(((struct w83627hf_data *) (client->data))-> + sysctl_id); + + if ((err = i2c_detach_client(client))) { + printk + (KERN_ERR "w83627hf.o: Client deregistration failed, client not detached.\n"); + return err; + } + + release_region(client->addr, WINB_EXTENT); + kfree(client); + + return 0; +} + +/* No commands defined yet */ +int w83627hf_command(struct i2c_client *client, unsigned int cmd, void *arg) +{ + return 0; +} + +void w83627hf_inc_use(struct i2c_client *client) +{ +#ifdef MODULE + MOD_INC_USE_COUNT; +#endif +} + +void w83627hf_dec_use(struct i2c_client *client) +{ +#ifdef MODULE + MOD_DEC_USE_COUNT; +#endif +} + +/* + ISA access must always be locked explicitly! + We ignore the W83781D BUSY flag at this moment - it could lead to deadlocks, + would slow down the W83781D access and should not be necessary. + There are some ugly typecasts here, but the good news is - they should + nowhere else be necessary! */ +int w83627hf_read_value(struct i2c_client *client, u16 reg) +{ + int res, word_sized, bank; + struct i2c_client *cl; + + down(&(((struct w83627hf_data *) (client->data))->lock)); + word_sized = (((reg & 0xff00) == 0x100) + || ((reg & 0xff00) == 0x200)) + && (((reg & 0x00ff) == 0x50) + || ((reg & 0x00ff) == 0x53) + || ((reg & 0x00ff) == 0x55)); + if (reg & 0xff00) { + outb_p(W83781D_REG_BANK, + client->addr + W83781D_ADDR_REG_OFFSET); + outb_p(reg >> 8, + client->addr + W83781D_DATA_REG_OFFSET); + } + outb_p(reg & 0xff, client->addr + W83781D_ADDR_REG_OFFSET); + res = inb_p(client->addr + W83781D_DATA_REG_OFFSET); + if (word_sized) { + outb_p((reg & 0xff) + 1, + client->addr + W83781D_ADDR_REG_OFFSET); + res = + (res << 8) + inb_p(client->addr + + W83781D_DATA_REG_OFFSET); + } + if (reg & 0xff00) { + outb_p(W83781D_REG_BANK, + client->addr + W83781D_ADDR_REG_OFFSET); + outb_p(0, client->addr + W83781D_DATA_REG_OFFSET); + } + up(&(((struct w83627hf_data *) (client->data))->lock)); + return res; +} + +int w83627hf_write_value(struct i2c_client *client, u16 reg, u16 value) +{ + int word_sized, bank; + struct i2c_client *cl; + + down(&(((struct w83627hf_data *) (client->data))->lock)); + word_sized = (((reg & 0xff00) == 0x100) + || ((reg & 0xff00) == 0x200)) + && (((reg & 0x00ff) == 0x53) + || ((reg & 0x00ff) == 0x55)); + if (reg & 0xff00) { + outb_p(W83781D_REG_BANK, + client->addr + W83781D_ADDR_REG_OFFSET); + outb_p(reg >> 8, + client->addr + W83781D_DATA_REG_OFFSET); + } + outb_p(reg & 0xff, client->addr + W83781D_ADDR_REG_OFFSET); + if (word_sized) { + outb_p(value >> 8, + client->addr + W83781D_DATA_REG_OFFSET); + outb_p((reg & 0xff) + 1, + client->addr + W83781D_ADDR_REG_OFFSET); + } + outb_p(value & 0xff, + client->addr + W83781D_DATA_REG_OFFSET); + if (reg & 0xff00) { + outb_p(W83781D_REG_BANK, + client->addr + W83781D_ADDR_REG_OFFSET); + outb_p(0, client->addr + W83781D_DATA_REG_OFFSET); + } + up(&(((struct w83627hf_data *) (client->data))->lock)); + return 0; +} + +/* Called when we have found a new W83781D. It should set limits, etc. */ +void w83627hf_init_client(struct i2c_client *client) +{ + struct w83627hf_data *data = client->data; + int vid = 0, i; + int type = data->type; + u8 tmp; + + if(init) { + /* save this register */ + i = w83627hf_read_value(client, W83781D_REG_BEEP_CONFIG); + /* Reset all except Watchdog values and last conversion values + This sets fan-divs to 2, among others */ + w83627hf_write_value(client, W83781D_REG_CONFIG, 0x80); + /* Restore the register and disable power-on abnormal beep. + This saves FAN 1/2/3 input/output values set by BIOS. */ + w83627hf_write_value(client, W83781D_REG_BEEP_CONFIG, i | 0x80); + /* Disable master beep-enable (reset turns it on). + Individual beeps should be reset to off but for some reason + disabling this bit helps some people not get beeped */ + w83627hf_write_value(client, W83781D_REG_BEEP_INTS2, 0); + } + + /* Minimize conflicts with other winbond i2c-only clients... */ + /* disable i2c subclients... how to disable main i2c client?? */ + /* force i2c address to relatively uncommon address */ + w83627hf_write_value(client, W83781D_REG_I2C_SUBADDR, 0x89); + w83627hf_write_value(client, W83781D_REG_I2C_ADDR, force_i2c); + + if (type != w83697hf) { + vid = w83627hf_read_value(client, W83781D_REG_VID_FANDIV) & 0x0f; + vid |= + (w83627hf_read_value(client, W83781D_REG_CHIPID) & 0x01) << 4; + data->vrm = DEFAULT_VRM; + vid = vid_from_reg(vid, data->vrm); + } + + tmp = w83627hf_read_value(client, W83781D_REG_SCFG1); + for (i = 1; i <= 3; i++) { + if (!(tmp & BIT_SCFG1[i - 1])) { + data->sens[i - 1] = W83781D_DEFAULT_BETA; + } else { + if (w83627hf_read_value + (client, + W83781D_REG_SCFG2) & BIT_SCFG2[i - 1]) + data->sens[i - 1] = 1; + else + data->sens[i - 1] = 2; + } + if ((type == w83697hf) && (i == 2)) + break; + } + + if(init) { + w83627hf_write_value(client, W83781D_REG_IN_MIN(0), + IN_TO_REG(W83781D_INIT_IN_MIN_0)); + w83627hf_write_value(client, W83781D_REG_IN_MAX(0), + IN_TO_REG(W83781D_INIT_IN_MAX_0)); + if (type != w83697hf) { + w83627hf_write_value(client, W83781D_REG_IN_MIN(1), + IN_TO_REG(W83781D_INIT_IN_MIN_1)); + w83627hf_write_value(client, W83781D_REG_IN_MAX(1), + IN_TO_REG(W83781D_INIT_IN_MAX_1)); + } + + w83627hf_write_value(client, W83781D_REG_IN_MIN(2), + IN_TO_REG(W83781D_INIT_IN_MIN_2)); + w83627hf_write_value(client, W83781D_REG_IN_MAX(2), + IN_TO_REG(W83781D_INIT_IN_MAX_2)); + w83627hf_write_value(client, W83781D_REG_IN_MIN(3), + IN_TO_REG(W83781D_INIT_IN_MIN_3)); + w83627hf_write_value(client, W83781D_REG_IN_MAX(3), + IN_TO_REG(W83781D_INIT_IN_MAX_3)); + w83627hf_write_value(client, W83781D_REG_IN_MIN(4), + IN_TO_REG(W83781D_INIT_IN_MIN_4)); + w83627hf_write_value(client, W83781D_REG_IN_MAX(4), + IN_TO_REG(W83781D_INIT_IN_MAX_4)); + w83627hf_write_value(client, W83781D_REG_IN_MIN(5), + IN_TO_REG(W83782D_INIT_IN_MIN_5)); + w83627hf_write_value(client, W83781D_REG_IN_MAX(5), + IN_TO_REG(W83782D_INIT_IN_MAX_5)); + w83627hf_write_value(client, W83781D_REG_IN_MIN(6), + IN_TO_REG(W83782D_INIT_IN_MIN_6)); + w83627hf_write_value(client, W83781D_REG_IN_MAX(6), + IN_TO_REG(W83782D_INIT_IN_MAX_6)); + w83627hf_write_value(client, W83781D_REG_IN_MIN(7), + IN_TO_REG(W83781D_INIT_IN_MIN_7)); + w83627hf_write_value(client, W83781D_REG_IN_MAX(7), + IN_TO_REG(W83781D_INIT_IN_MAX_7)); + w83627hf_write_value(client, W83781D_REG_IN_MIN(8), + IN_TO_REG(W83781D_INIT_IN_MIN_8)); + w83627hf_write_value(client, W83781D_REG_IN_MAX(8), + IN_TO_REG(W83781D_INIT_IN_MAX_8)); + w83627hf_write_value(client, W83781D_REG_VBAT, + (w83627hf_read_value(client, W83781D_REG_VBAT) | 0x01)); + w83627hf_write_value(client, W83781D_REG_FAN_MIN(1), + FAN_TO_REG(W83781D_INIT_FAN_MIN_1, 2)); + w83627hf_write_value(client, W83781D_REG_FAN_MIN(2), + FAN_TO_REG(W83781D_INIT_FAN_MIN_2, 2)); + if (type != w83697hf) { + w83627hf_write_value(client, W83781D_REG_FAN_MIN(3), + FAN_TO_REG(W83781D_INIT_FAN_MIN_3, 2)); + } + + w83627hf_write_value(client, W83781D_REG_TEMP_OVER, + TEMP_TO_REG(W83781D_INIT_TEMP_OVER)); + w83627hf_write_value(client, W83781D_REG_TEMP_HYST, + TEMP_TO_REG(W83781D_INIT_TEMP_HYST)); + + w83627hf_write_value(client, W83781D_REG_TEMP2_OVER, + TEMP_ADD_TO_REG + (W83781D_INIT_TEMP2_OVER)); + w83627hf_write_value(client, W83781D_REG_TEMP2_HYST, + TEMP_ADD_TO_REG + (W83781D_INIT_TEMP2_HYST)); + w83627hf_write_value(client, W83781D_REG_TEMP2_CONFIG, 0x00); + + if (type != w83697hf) { + w83627hf_write_value(client, W83781D_REG_TEMP3_OVER, + TEMP_ADD_TO_REG + (W83781D_INIT_TEMP3_OVER)); + w83627hf_write_value(client, W83781D_REG_TEMP3_HYST, + TEMP_ADD_TO_REG + (W83781D_INIT_TEMP3_HYST)); + } + if (type != w83697hf) { + w83627hf_write_value(client, W83781D_REG_TEMP3_CONFIG, + 0x00); + } + /* enable PWM2 control (can't hurt since PWM reg + should have been reset to 0xff) */ + w83627hf_write_value(client, W83781D_REG_PWMCLK12, 0x19); + /* enable comparator mode for temp2 and temp3 so + alarm indication will work correctly */ + w83627hf_write_value(client, W83781D_REG_IRQ, 0x41); + } + + /* Start monitoring */ + w83627hf_write_value(client, W83781D_REG_CONFIG, + (w83627hf_read_value(client, + W83781D_REG_CONFIG) & 0xf7) + | 0x01); +} + +void w83627hf_update_client(struct i2c_client *client) +{ + struct w83627hf_data *data = client->data; + int i; + + down(&data->update_lock); + + if ((jiffies - data->last_updated > HZ + HZ / 2) || + (jiffies < data->last_updated) || !data->valid) { + for (i = 0; i <= 8; i++) { + if ((data->type == w83697hf) + && (i == 1)) + continue; /* 783S has no in1 */ + data->in[i] = + w83627hf_read_value(client, W83781D_REG_IN(i)); + data->in_min[i] = + w83627hf_read_value(client, + W83781D_REG_IN_MIN(i)); + data->in_max[i] = + w83627hf_read_value(client, + W83781D_REG_IN_MAX(i)); + if ((data->type != w83697hf) + && (data->type != w83627hf) && (i == 6)) + break; + } + for (i = 1; i <= 3; i++) { + data->fan[i - 1] = + w83627hf_read_value(client, W83781D_REG_FAN(i)); + data->fan_min[i - 1] = + w83627hf_read_value(client, + W83781D_REG_FAN_MIN(i)); + } + for (i = 1; i <= 2; i++) { + data->pwm[i - 1] = + w83627hf_read_value(client, + W83781D_REG_PWM(i)); + } + + data->temp = w83627hf_read_value(client, W83781D_REG_TEMP); + data->temp_over = + w83627hf_read_value(client, W83781D_REG_TEMP_OVER); + data->temp_hyst = + w83627hf_read_value(client, W83781D_REG_TEMP_HYST); + data->temp_add[0] = + w83627hf_read_value(client, W83781D_REG_TEMP2); + data->temp_add_over[0] = + w83627hf_read_value(client, W83781D_REG_TEMP2_OVER); + data->temp_add_hyst[0] = + w83627hf_read_value(client, W83781D_REG_TEMP2_HYST); + if (data->type != w83697hf) { + data->temp_add[1] = + w83627hf_read_value(client, W83781D_REG_TEMP3); + data->temp_add_over[1] = + w83627hf_read_value(client, W83781D_REG_TEMP3_OVER); + data->temp_add_hyst[1] = + w83627hf_read_value(client, W83781D_REG_TEMP3_HYST); + } + i = w83627hf_read_value(client, W83781D_REG_VID_FANDIV); + if (data->type != w83697hf) { + data->vid = i & 0x0f; + data->vid |= + (w83627hf_read_value(client, W83781D_REG_CHIPID) & 0x01) + << 4; + } + data->fan_div[0] = (i >> 4) & 0x03; + data->fan_div[1] = (i >> 6) & 0x03; + if (data->type != w83697hf) { + data->fan_div[2] = (w83627hf_read_value(client, + W83781D_REG_PIN) >> 6) & 0x03; + } + i = w83627hf_read_value(client, W83781D_REG_VBAT); + data->fan_div[0] |= (i >> 3) & 0x04; + data->fan_div[1] |= (i >> 4) & 0x04; + if (data->type != w83697hf) + data->fan_div[2] |= (i >> 5) & 0x04; + data->alarms = + w83627hf_read_value(client, + W83781D_REG_ALARM1) + + (w83627hf_read_value(client, W83781D_REG_ALARM2) << 8); + if (data->type == w83627hf) { + data->alarms |= + w83627hf_read_value(client, + W83781D_REG_ALARM3) << 16; + } + i = w83627hf_read_value(client, W83781D_REG_BEEP_INTS2); + data->beep_enable = i >> 7; + data->beeps = ((i & 0x7f) << 8) + + w83627hf_read_value(client, W83781D_REG_BEEP_INTS1); + data->beeps |= + w83627hf_read_value(client, + W83781D_REG_BEEP_INTS3) << 16; + data->last_updated = jiffies; + data->valid = 1; + } + + up(&data->update_lock); +} + + +/* The next few functions are the call-back functions of the /proc/sys and + sysctl files. Which function is used is defined in the ctl_table in + the extra1 field. + Each function must return the magnitude (power of 10 to divide the date + with) if it is called with operation==SENSORS_PROC_REAL_INFO. It must + put a maximum of *nrels elements in results reflecting the data of this + file, and set *nrels to the number it actually put in it, if operation== + SENSORS_PROC_REAL_READ. Finally, it must get upto *nrels elements from + results and write them to the chip, if operations==SENSORS_PROC_REAL_WRITE. + Note that on SENSORS_PROC_REAL_READ, I do not check whether results is + large enough (by checking the incoming value of *nrels). This is not very + good practice, but as long as you put less than about 5 values in results, + you can assume it is large enough. */ +void w83627hf_in(struct i2c_client *client, int operation, int ctl_name, + int *nrels_mag, long *results) +{ + struct w83627hf_data *data = client->data; + int nr = ctl_name - W83781D_SYSCTL_IN0; + + if (operation == SENSORS_PROC_REAL_INFO) + *nrels_mag = 2; + else if (operation == SENSORS_PROC_REAL_READ) { + w83627hf_update_client(client); + results[0] = IN_FROM_REG(data->in_min[nr]); + results[1] = IN_FROM_REG(data->in_max[nr]); + results[2] = IN_FROM_REG(data->in[nr]); + *nrels_mag = 3; + } else if (operation == SENSORS_PROC_REAL_WRITE) { + if (*nrels_mag >= 1) { + data->in_min[nr] = IN_TO_REG(results[0]); + w83627hf_write_value(client, W83781D_REG_IN_MIN(nr), + data->in_min[nr]); + } + if (*nrels_mag >= 2) { + data->in_max[nr] = IN_TO_REG(results[1]); + w83627hf_write_value(client, W83781D_REG_IN_MAX(nr), + data->in_max[nr]); + } + } +} + +void w83627hf_fan(struct i2c_client *client, int operation, int ctl_name, + int *nrels_mag, long *results) +{ + struct w83627hf_data *data = client->data; + int nr = ctl_name - W83781D_SYSCTL_FAN1 + 1; + + if (operation == SENSORS_PROC_REAL_INFO) + *nrels_mag = 0; + else if (operation == SENSORS_PROC_REAL_READ) { + w83627hf_update_client(client); + results[0] = FAN_FROM_REG(data->fan_min[nr - 1], + DIV_FROM_REG(data->fan_div[nr - 1])); + results[1] = FAN_FROM_REG(data->fan[nr - 1], + DIV_FROM_REG(data->fan_div[nr - 1])); + *nrels_mag = 2; + } else if (operation == SENSORS_PROC_REAL_WRITE) { + if (*nrels_mag >= 1) { + data->fan_min[nr - 1] = + FAN_TO_REG(results[0], + DIV_FROM_REG(data->fan_div[nr-1])); + w83627hf_write_value(client, + W83781D_REG_FAN_MIN(nr), + data->fan_min[nr - 1]); + } + } +} + +void w83627hf_temp(struct i2c_client *client, int operation, int ctl_name, + int *nrels_mag, long *results) +{ + struct w83627hf_data *data = client->data; + if (operation == SENSORS_PROC_REAL_INFO) + *nrels_mag = 1; + else if (operation == SENSORS_PROC_REAL_READ) { + w83627hf_update_client(client); + results[0] = TEMP_FROM_REG(data->temp_over); + results[1] = TEMP_FROM_REG(data->temp_hyst); + results[2] = TEMP_FROM_REG(data->temp); + *nrels_mag = 3; + } else if (operation == SENSORS_PROC_REAL_WRITE) { + if (*nrels_mag >= 1) { + data->temp_over = TEMP_TO_REG(results[0]); + w83627hf_write_value(client, W83781D_REG_TEMP_OVER, + data->temp_over); + } + if (*nrels_mag >= 2) { + data->temp_hyst = TEMP_TO_REG(results[1]); + w83627hf_write_value(client, W83781D_REG_TEMP_HYST, + data->temp_hyst); + } + } +} + +void w83627hf_temp_add(struct i2c_client *client, int operation, + int ctl_name, int *nrels_mag, long *results) +{ + struct w83627hf_data *data = client->data; + int nr = ctl_name - W83781D_SYSCTL_TEMP2; + + if (operation == SENSORS_PROC_REAL_INFO) + *nrels_mag = 1; + else if (operation == SENSORS_PROC_REAL_READ) { + w83627hf_update_client(client); + results[0] = + TEMP_ADD_FROM_REG(data->temp_add_over[nr]); + results[1] = + TEMP_ADD_FROM_REG(data->temp_add_hyst[nr]); + results[2] = TEMP_ADD_FROM_REG(data->temp_add[nr]); + *nrels_mag = 3; + } else if (operation == SENSORS_PROC_REAL_WRITE) { + if (*nrels_mag >= 1) { + data->temp_add_over[nr] = + TEMP_ADD_TO_REG(results[0]); + w83627hf_write_value(client, + nr ? W83781D_REG_TEMP3_OVER : + W83781D_REG_TEMP2_OVER, + data->temp_add_over[nr]); + } + if (*nrels_mag >= 2) { + data->temp_add_hyst[nr] = + TEMP_ADD_TO_REG(results[1]); + w83627hf_write_value(client, + nr ? W83781D_REG_TEMP3_HYST : + W83781D_REG_TEMP2_HYST, + data->temp_add_hyst[nr]); + } + } +} + + +void w83627hf_vid(struct i2c_client *client, int operation, int ctl_name, + int *nrels_mag, long *results) +{ + struct w83627hf_data *data = client->data; + if (operation == SENSORS_PROC_REAL_INFO) + *nrels_mag = 3; + else if (operation == SENSORS_PROC_REAL_READ) { + w83627hf_update_client(client); + results[0] = vid_from_reg(data->vid, data->vrm); + *nrels_mag = 1; + } +} + +void w83627hf_vrm(struct i2c_client *client, int operation, int ctl_name, + int *nrels_mag, long *results) +{ + struct w83627hf_data *data = client->data; + if (operation == SENSORS_PROC_REAL_INFO) + *nrels_mag = 1; + else if (operation == SENSORS_PROC_REAL_READ) { + results[0] = data->vrm; + *nrels_mag = 1; + } else if (operation == SENSORS_PROC_REAL_WRITE) { + if (*nrels_mag >= 1) + data->vrm = results[0]; + } +} + +void w83627hf_alarms(struct i2c_client *client, int operation, int ctl_name, + int *nrels_mag, long *results) +{ + struct w83627hf_data *data = client->data; + if (operation == SENSORS_PROC_REAL_INFO) + *nrels_mag = 0; + else if (operation == SENSORS_PROC_REAL_READ) { + w83627hf_update_client(client); + results[0] = data->alarms; + *nrels_mag = 1; + } +} + +void w83627hf_beep(struct i2c_client *client, int operation, int ctl_name, + int *nrels_mag, long *results) +{ + struct w83627hf_data *data = client->data; + int val; + + if (operation == SENSORS_PROC_REAL_INFO) + *nrels_mag = 0; + else if (operation == SENSORS_PROC_REAL_READ) { + w83627hf_update_client(client); + results[0] = BEEP_ENABLE_FROM_REG(data->beep_enable); + results[1] = data->beeps; + *nrels_mag = 2; + } else if (operation == SENSORS_PROC_REAL_WRITE) { + if (*nrels_mag >= 2) { + data->beeps = BEEPS_TO_REG(results[1]); + w83627hf_write_value(client, W83781D_REG_BEEP_INTS1, + data->beeps & 0xff); + w83627hf_write_value(client, + W83781D_REG_BEEP_INTS3, + ((data-> beeps) >> 16) & + 0xff); + val = (data->beeps >> 8) & 0x7f; + } else if (*nrels_mag >= 1) + val = + w83627hf_read_value(client, + W83781D_REG_BEEP_INTS2) & + 0x7f; + if (*nrels_mag >= 1) { + data->beep_enable = BEEP_ENABLE_TO_REG(results[0]); + w83627hf_write_value(client, W83781D_REG_BEEP_INTS2, + val | data->beep_enable << 7); + } + } +} + +/* w83697hf only has two fans */ +void w83627hf_fan_div(struct i2c_client *client, int operation, + int ctl_name, int *nrels_mag, long *results) +{ + struct w83627hf_data *data = client->data; + int old, old2, old3 = 0; + + if (operation == SENSORS_PROC_REAL_INFO) + *nrels_mag = 0; + else if (operation == SENSORS_PROC_REAL_READ) { + w83627hf_update_client(client); + results[0] = DIV_FROM_REG(data->fan_div[0]); + results[1] = DIV_FROM_REG(data->fan_div[1]); + if (data->type == w83697hf) { + *nrels_mag = 2; + } else { + results[2] = DIV_FROM_REG(data->fan_div[2]); + *nrels_mag = 3; + } + } else if (operation == SENSORS_PROC_REAL_WRITE) { + old = w83627hf_read_value(client, W83781D_REG_VID_FANDIV); + /* w83627hf and as99127f don't have extended divisor bits */ + old3 = + w83627hf_read_value(client, W83781D_REG_VBAT); + if (*nrels_mag >= 3 && data->type != w83697hf) { + data->fan_div[2] = + DIV_TO_REG(results[2]); + old2 = w83627hf_read_value(client, W83781D_REG_PIN); + old2 = + (old2 & 0x3f) | ((data->fan_div[2] & 0x03) << 6); + w83627hf_write_value(client, W83781D_REG_PIN, old2); + old3 = + (old3 & 0x7f) | + ((data->fan_div[2] & 0x04) << 5); + } + if (*nrels_mag >= 2) { + data->fan_div[1] = + DIV_TO_REG(results[1]); + old = + (old & 0x3f) | ((data->fan_div[1] & 0x03) << 6); + old3 = + (old3 & 0xbf) | + ((data->fan_div[1] & 0x04) << 4); + } + if (*nrels_mag >= 1) { + data->fan_div[0] = + DIV_TO_REG(results[0]); + old = + (old & 0xcf) | ((data->fan_div[0] & 0x03) << 4); + w83627hf_write_value(client, W83781D_REG_VID_FANDIV, + old); + old3 = + (old3 & 0xdf) | + ((data->fan_div[0] & 0x04) << 3); + w83627hf_write_value(client, + W83781D_REG_VBAT, + old3); + } + } +} + +void w83627hf_pwm(struct i2c_client *client, int operation, int ctl_name, + int *nrels_mag, long *results) +{ + struct w83627hf_data *data = client->data; + int nr = 1 + ctl_name - W83781D_SYSCTL_PWM1; + + if (operation == SENSORS_PROC_REAL_INFO) + *nrels_mag = 0; + else if (operation == SENSORS_PROC_REAL_READ) { + w83627hf_update_client(client); + results[0] = data->pwm[nr - 1]; + *nrels_mag = 1; + } else if (operation == SENSORS_PROC_REAL_WRITE) { + if (*nrels_mag >= 1) { + data->pwm[nr - 1] = PWM_TO_REG(results[0]); + w83627hf_write_value(client, W83781D_REG_PWM(nr), + data->pwm[nr - 1]); + } + } +} + +void w83627hf_sens(struct i2c_client *client, int operation, int ctl_name, + int *nrels_mag, long *results) +{ + struct w83627hf_data *data = client->data; + int nr = 1 + ctl_name - W83781D_SYSCTL_SENS1; + u8 tmp; + + if (operation == SENSORS_PROC_REAL_INFO) + *nrels_mag = 0; + else if (operation == SENSORS_PROC_REAL_READ) { + results[0] = data->sens[nr - 1]; + *nrels_mag = 1; + } else if (operation == SENSORS_PROC_REAL_WRITE) { + if (*nrels_mag >= 1) { + switch (results[0]) { + case 1: /* PII/Celeron diode */ + tmp = w83627hf_read_value(client, + W83781D_REG_SCFG1); + w83627hf_write_value(client, + W83781D_REG_SCFG1, + tmp | BIT_SCFG1[nr - + 1]); + tmp = w83627hf_read_value(client, + W83781D_REG_SCFG2); + w83627hf_write_value(client, + W83781D_REG_SCFG2, + tmp | BIT_SCFG2[nr - + 1]); + data->sens[nr - 1] = results[0]; + break; + case 2: /* 3904 */ + tmp = w83627hf_read_value(client, + W83781D_REG_SCFG1); + w83627hf_write_value(client, + W83781D_REG_SCFG1, + tmp | BIT_SCFG1[nr - + 1]); + tmp = w83627hf_read_value(client, + W83781D_REG_SCFG2); + w83627hf_write_value(client, + W83781D_REG_SCFG2, + tmp & ~BIT_SCFG2[nr - + 1]); + data->sens[nr - 1] = results[0]; + break; + case W83781D_DEFAULT_BETA: /* thermistor */ + tmp = w83627hf_read_value(client, + W83781D_REG_SCFG1); + w83627hf_write_value(client, + W83781D_REG_SCFG1, + tmp & ~BIT_SCFG1[nr - + 1]); + data->sens[nr - 1] = results[0]; + break; + default: + printk + (KERN_ERR "w83627hf.o: Invalid sensor type %ld; must be 1, 2, or %d\n", + results[0], W83781D_DEFAULT_BETA); + break; + } + } + } +} + +int __init sensors_w83627hf_init(void) +{ + int res, addr; + + printk(KERN_INFO "w83627hf.o version %s (%s)\n", LM_VERSION, LM_DATE); + if (w83627hf_find(&addr)) { + printk("w83627hf.o: W83627/697 not detected, module not inserted.\n"); + return -ENODEV; + } + normal_isa[0] = addr; + + w83627hf_initialized = 0; + + if ((res = i2c_add_driver(&w83627hf_driver))) { + printk + (KERN_ERR "w83627hf.o: Driver registration failed, module not inserted.\n"); + w83627hf_cleanup(); + return res; + } + w83627hf_initialized++; + return 0; +} + +int __init w83627hf_cleanup(void) +{ + int res; + + if (w83627hf_initialized >= 1) { + if ((res = i2c_del_driver(&w83627hf_driver))) { + return res; + } + w83627hf_initialized--; + } + return 0; +} + +EXPORT_NO_SYMBOLS; + +#ifdef MODULE + +MODULE_AUTHOR("Frodo Looijaard , " + "Philip Edelbrock , " + "and Mark Studebaker "); +MODULE_DESCRIPTION("W83627HF driver"); +#ifdef MODULE_LICENSE +MODULE_LICENSE("GPL"); +#endif + + +int init_module(void) +{ + return sensors_w83627hf_init(); +} + +int cleanup_module(void) +{ + return w83627hf_cleanup(); +} + +#endif /* MODULE */