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(Phil) Initial addition of LM87 driver. Compiling testing not done yet,

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but will be done very shortly.


git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@872 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Philip Edelbrock committed 2000-09-13 23:28:14 +00:00
1 parent ea5430f3f7
commit cc4315029e
5 files changed
+1059 -1
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kernel/chips/Module.mk
+2 -1
View File
@@ -28,7 +28,8 @@ KERNELCHIPSTARGETS := $(MODULE_DIR)/bt869.o $(MODULE_DIR)/gl520sm.o \
$(MODULE_DIR)/thmc50.o \
$(MODULE_DIR)/via686a.o \
$(MODULE_DIR)/ddcmon.o \
$(MODULE_DIR)/adm1025.o
$(MODULE_DIR)/adm1025.o \
$(MODULE_DIR)/lm87.o
ifneq ($(shell if grep -q '^CONFIG_SENSORS_ADM1021=y' $(LINUX)/.config; then echo 1; fi),1)
KERNELCHIPSTARGETS += $(MODULE_DIR)/adm1021.o
endif
kernel/chips/lm87.c
+910
View File
@@ -0,0 +1,910 @@
/*
LM87.c - Part of lm_sensors, Linux kernel modules for hardware
monitoring
Copyright (c) 1999 Frodo Looijaard <frodol@dds.nl>
Philip Edelbrock <phil@netroedge.com>, and
Dan Eaton of Rocket Logix <Dan.Eaton@rocketlogix.com>
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.
*/
#include <linux/version.h>
#include <linux/module.h>
#include <linux/malloc.h>
#include <linux/proc_fs.h>
#include <linux/ioport.h>
#include <linux/sysctl.h>
#include <asm/errno.h>
#include <asm/io.h>
#include <linux/types.h>
#include <linux/i2c.h>
#include "version.h"
#include "i2c-isa.h"
#include "sensors.h"
#include <linux/init.h>
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,3,1))
#define init_MUTEX(s) do { *(s) = MUTEX; } while(0)
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
#define THIS_MODULE NULL
#endif
/* Addresses to scan */
static unsigned short normal_i2c[] = { SENSORS_I2C_END };
static unsigned short normal_i2c_range[] = { 0x2c, 0x2f, SENSORS_I2C_END };
static unsigned int normal_isa[] = { SENSORS_ISA_END };
static unsigned int normal_isa_range[] = { SENSORS_ISA_END };
/* Insmod parameters */
SENSORS_INSMOD_1(LM87);
/* The following is the calculation for the register offset
* for the monitored items minimum and maximum locations.
*/
#define LM87_REG_IN_MAX(nr) (0x2b + (nr) * 2)
#define LM87_REG_IN_MIN(nr) (0x2c + (nr) * 2)
#define LM87_REG_IN(nr) (0x20 + (nr))
/*
* LM87 register definition
*
*/
/* The LM87 registers */
#define LM87_INT_TEMP_HI_LIMIT_LOCKABLE 0x13
#define LM87_EXT_TEMP_HI_LIMIT_LOCKABLE 0x14
#define LM87_REG_TEST 0x15
#define LM87_REG_CHANNEL_MODE 0x16
#define LM87_REG_INT_TEMP_HI_LIMIT 0x17
#define LM87_REG_EXT_TEMP_HI_LIMIT 0x18
#define LM87_REG_ANALOG_OUT 0x19
/* These are all read-only */
#define LM87_REG_2_5V_EXT_TEMP_2 0x20 /* front ambient for us */
#define LM87_REG_VCCP1 0x21 /* this will be CPU core voltage */
#define LM87_REG_3_3V 0x22
#define LM87_REG_5V 0x23
#define LM87_REG_12V 0x24
#define LM87_REG_VCCP2 0x25
#define LM87_REG_EXT_TEMP_1 0x26 /* CPU temp for us */
#define LM87_REG_INT_TEMP 0x27 /* LM87 temp. */
#define LM87_REG_FAN1_AIN1 0x28 /* this is AIN: 2.5V monitored */
#define LM87_REG_FAN2_AIN2 0x29
/* These are read/write */
#define LM87_REG_2_5V_EXT_TEMP_2_HIGH 0x2B
#define LM87_REG_2_5V_EXT_TEMP_2_LOW 0x2C
#define LM87_REG_VCCP1_HIGH 0x2D
#define LM87_REG_VCCP1_LOW 0x2E
#define LM87_REG_3_3V_HIGH 0x2F
#define LM87_REG_3_3V_LOW 0x30
#define LM87_REG_5V_HIGH 0x31
#define LM87_REG_5V_LOW 0x32
#define LM87_REG_12V_HIGH 0x33
#define LM87_REG_12V_LOW 0x34
#define LM87_REG_VCCP2_HIGH 0x35
#define LM87_REG_VCCP2_LOW 0x36
#define LM87_REG_EXT_TEMP_1_HIGH 0x37
#define LM87_REG_EXT_TEMP_1_LOW 0x38
#define LM87_REG_INT_TEMP_HIGH 0x39
#define LM87_REG_INT_TEMP_LOW 0x3A
#define LM87_REG_FAN1_AIN1_LIMIT 0x3B /* 2.5V high limit */
#define LM87_REG_FAN2_AIN2_LIMIT 0x3C
#define LM87_REG_COMPANY_ID 0x3E
#define LM87_REG_DIE_REV 0x3F
#define LM87_REG_CONFIG 0x40
#define LM87_REG_INT1_STAT 0x41
#define LM87_REG_INT2_STAT 0x42
#define LM87_REG_INT1_MASK 0x43
#define LM87_REG_INT2_MASK 0x44
#define LM87_REG_CHASSIS_CLEAR 0x46
#define LM87_REG_VID_FAN_DIV 0x47
#define LM87_REG_VID4 0x49
#define LM87_REG_CONFIG_2 0x4A
#define LM87_REG_INTRPT_STATUS_1_MIRROR 0x4C
#define LM87_REG_INTRPT_STATUS_2_MIRROR 0x4D
#define LM87_REG_SMBALERT_NUM_ENABLE 0x80
/* 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,nr) (SENSORS_LIMIT(((val) & 0xff),0,255))
#define IN_FROM_REG(val,nr) (val)
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/((div)*(val)))
#define TEMP_FROM_REG(temp) (temp * 10)
#define TEMP_LIMIT_FROM_REG(val) (((val)>0x80?(val)-0x100:(val))*10)
#define TEMP_LIMIT_TO_REG(val) SENSORS_LIMIT(((val)<0?(((val)-5)/10):\
((val)+5)/10),0,255)
#if 0
#define TEMP_FROM_REG(temp) \
((temp)<256?((((temp)&0x1fe) >> 1) * 10) + ((temp) & 1) * 5: \
((((temp)&0x1fe) >> 1) -255) * 10 - ((temp) & 1) * 5) \
#define TEMP_LIMIT_FROM_REG(val) (val)
#define TEMP_LIMIT_TO_REG(val) SENSORS_LIMIT((val),0,255)
#endif
#define ALARMS_FROM_REG(val) (val)
#define DIV_FROM_REG(val) (1 << (val))
#define DIV_TO_REG(val) ((val)==1?0:((val)==8?3:((val)==4?2:1)))
#define VID_FROM_REG(val) ((val)==0x1f?0:(val)>=0x10?510-(val)*10:\
205-(val)*5)
/* Initial limits */
#define LM87_INIT_IN_0 192
#define LM87_INIT_IN_1 192
#define LM87_INIT_IN_2 192
#define LM87_INIT_IN_3 192
#define LM87_INIT_IN_4 192
#define LM87_INIT_IN_5 192
#define LM87_INIT_IN_PERCENTAGE 10
/********* 2.5V monitoring limits **********/
#define LM87_INIT_IN_MIN_0 \
(LM87_INIT_IN_0 - ((LM87_INIT_IN_0 * LM87_INIT_IN_PERCENTAGE) / 100))
#define LM87_INIT_IN_MAX_0 \
(LM87_INIT_IN_0 + ((LM87_INIT_IN_0 * LM87_INIT_IN_PERCENTAGE) / 100))
/********* Vccp1 monitoring limits **********/
#define LM87_INIT_IN_MIN_1 \
(LM87_INIT_IN_1 - ((LM87_INIT_IN_1 * LM87_INIT_IN_PERCENTAGE) / 100))
#define LM87_INIT_IN_MAX_1 \
(LM87_INIT_IN_1 + ((LM87_INIT_IN_1 * LM87_INIT_IN_PERCENTAGE) / 100))
/********* 3.3V monitoring limits **********/
#define LM87_INIT_IN_MIN_2 \
(LM87_INIT_IN_2 - ((LM87_INIT_IN_2 * LM87_INIT_IN_PERCENTAGE) / 100))
#define LM87_INIT_IN_MAX_2 \
(LM87_INIT_IN_2 + ((LM87_INIT_IN_2 * LM87_INIT_IN_PERCENTAGE) / 100))
/********* 5V monitoring limits **********/
#define LM87_INIT_IN_MIN_3 \
(LM87_INIT_IN_3 - ((LM87_INIT_IN_3 * LM87_INIT_IN_PERCENTAGE) / 100))
#define LM87_INIT_IN_MAX_3 \
(LM87_INIT_IN_3 + ((LM87_INIT_IN_3 * LM87_INIT_IN_PERCENTAGE) / 100))
/********* 12V monitoring limits **********/
#define LM87_INIT_IN_MIN_4 \
(LM87_INIT_IN_4 - ((LM87_INIT_IN_4 * LM87_INIT_IN_PERCENTAGE) / 100))
#define LM87_INIT_IN_MAX_4 \
(LM87_INIT_IN_4 + ((LM87_INIT_IN_4 * LM87_INIT_IN_PERCENTAGE) / 100))
/********* Vccp2 monitoring limits **********/
#define LM87_INIT_IN_MIN_5 \
(LM87_INIT_IN_5 - ((LM87_INIT_IN_5 * LM87_INIT_IN_PERCENTAGE) / 100))
#define LM87_INIT_IN_MAX_5 \
(LM87_INIT_IN_5 + ((LM87_INIT_IN_5 * LM87_INIT_IN_PERCENTAGE) / 100))
#define LM87_INIT_FAN_MIN 3000
#define LM87_INIT_EXT_TEMP_MAX 600
#define LM87_INIT_EXT_TEMP_MIN 50
#define LM87_INIT_INT_TEMP_MAX 600
#define LM87_INIT_INT_TEMP_MIN 50
#ifdef MODULE
extern int init_module(void);
extern int cleanup_module(void);
#endif /* MODULE */
/* For each registered LM87, we need to keep some data in memory. That
data is pointed to by LM87_list[NR]->data. The structure itself is
dynamically allocated, at the same time when a new LM87 client is
allocated. */
struct LM87_data {
int sysctl_id;
enum chips type;
struct semaphore update_lock;
char valid; /* !=0 if following fields are valid */
unsigned long last_updated; /* In jiffies */
u8 in[6]; /* Register value */
u8 in_max[6]; /* Register value */
u8 in_min[6]; /* Register value */
u8 fan; /* Register value */
u8 fan_min; /* Register value */
u8 fan_div; /* Register encoding, shifted right */
int front_amb_temp; /* Temp, shifted right */
int cpu_temp; /* Temp, shifted right */
int int_temp; /* Temp, shifted right */
u8 cpu_temp_max; /* Register value */
u8 cpu_temp_min; /* Register value */
u8 front_amb_temp_max; /* Register value */
u8 front_amb_temp_min; /* Register value */
u8 int_temp_max; /* Register value */
u8 int_temp_min; /* Register value */
u16 alarms; /* Register encoding, combined */
u8 analog_out; /* Register value */
u8 vid; /* Register value combined */
};
#ifdef MODULE
static
#else
extern
#endif
int __init sensors_LM87_init(void);
static int __init LM87_cleanup(void);
static int LM87_attach_adapter(struct i2c_adapter *adapter);
static int LM87_detect(struct i2c_adapter *adapter, int address,
unsigned short flags, int kind);
static int LM87_detach_client(struct i2c_client *client);
static int LM87_command(struct i2c_client *client, unsigned int cmd,
void *arg);
static void LM87_inc_use(struct i2c_client *client);
static void LM87_dec_use(struct i2c_client *client);
static int LM87_read_value(struct i2c_client *client, u8 register);
static int LM87_write_value(struct i2c_client *client, u8 register,
u8 value);
static void LM87_update_client(struct i2c_client *client);
static void LM87_init_client(struct i2c_client *client);
static void LM87_in(struct i2c_client *client, int operation,
int ctl_name, int *nrels_mag, long *results);
static void LM87_fan(struct i2c_client *client, int operation,
int ctl_name, int *nrels_mag, long *results);
static void LM87_temp(struct i2c_client *client, int operation,
int ctl_name, int *nrels_mag, long *results);
static void LM87_alarms(struct i2c_client *client, int operation,
int ctl_name, int *nrels_mag, long *results);
static void LM87_fan_div(struct i2c_client *client, int operation,
int ctl_name, int *nrels_mag, long *results);
static void LM87_analog_out(struct i2c_client *client, int operation,
int ctl_name, int *nrels_mag,
long *results);
static void LM87_vid(struct i2c_client *client, int operation,
int ctl_name, int *nrels_mag, long *results);
/* I choose here for semi-static LM87 allocation. Complete dynamic
allocation could also be used; the code needed for this would probably
take more memory than the datastructure takes now. */
static int LM87_id = 0;
static struct i2c_driver LM87_driver = {
/* name */ "LM87 sensor driver",
/* id */ I2C_DRIVERID_LM87,
/* flags */ I2C_DF_NOTIFY,
/* attach_adapter */ &LM87_attach_adapter,
/* detach_client */ &LM87_detach_client,
/* command */ &LM87_command,
/* inc_use */ &LM87_inc_use,
/* dec_use */ &LM87_dec_use
};
/* Used by LM87_init/cleanup */
static int __initdata LM87_initialized = 0;
/* The /proc/sys entries */
/* These files are created for each detected LM87. 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. */
static ctl_table LM87_dir_table_template[] = {
{LM87_SYSCTL_IN0, "2.5V", NULL, 0, 0644, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_in},
{LM87_SYSCTL_IN1, "cpu_volt", NULL, 0, 0644, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_in},
{LM87_SYSCTL_IN2, "3.3V", NULL, 0, 0644, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_in},
{LM87_SYSCTL_IN3, "5V", NULL, 0, 0644, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_in},
{LM87_SYSCTL_IN4, "12V", NULL, 0, 0644, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_in},
{LM87_SYSCTL_IN5, "Vccp2", NULL, 0, 0644, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_in},
{LM87_SYSCTL_FAN, "fan", NULL, 0, 0644, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_fan},
{LM87_SYSCTL_FRNT_TEMP, "front_amb_temp", NULL, 0, 0644, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_temp},
{LM87_SYSCTL_CPU_TEMP, "cpu_temp", NULL, 0, 0644, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_temp},
{LM87_SYSCTL_INT_TEMP, "int_temp", NULL, 0, 0644, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_temp},
{LM87_SYSCTL_FAN_DIV, "fan_div", NULL, 0, 0644, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_fan_div},
{LM87_SYSCTL_ALARMS, "alarms", NULL, 0, 0444, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_alarms},
{LM87_SYSCTL_ANALOG_OUT, "analog_out", NULL, 0, 0644, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_analog_out},
{LM87_SYSCTL_VID, "vid", NULL, 0, 0444, NULL, &sensors_proc_real,
&sensors_sysctl_real, NULL, &LM87_vid},
{0}
};
int LM87_attach_adapter(struct i2c_adapter *adapter)
{
return sensors_detect(adapter, &addr_data, LM87_detect);
}
static int LM87_detect(struct i2c_adapter *adapter, int address,
unsigned short flags, int kind)
{
int i;
struct i2c_client *new_client;
struct LM87_data *data;
int err = 0;
const char *type_name = "";
const char *client_name = "";
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
goto ERROR0;
/* 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 LM87_{read,write}_value. */
if (!(new_client = kmalloc(sizeof(struct i2c_client) +
sizeof(struct LM87_data),
GFP_KERNEL))) {
err = -ENOMEM;
goto ERROR0;
}
data = (struct LM87_data *) (new_client + 1);
new_client->addr = address;
new_client->data = data;
new_client->adapter = adapter;
new_client->driver = &LM87_driver;
new_client->flags = 0;
/* Now, we do the remaining detection. */
if (kind < 0) {
if ((LM87_read_value(new_client, LM87_REG_CONFIG) & 0x80) != 0x00)
goto ERROR1;
}
/* Fill in the remaining client fields and put it into the global list */
type_name = "LM87";
client_name = "LM87 chip";
strcpy(new_client->name, client_name);
data->type = kind;
new_client->id = LM87_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;
/* Register a new directory entry with module sensors */
if ((i = sensors_register_entry(new_client,
type_name,
LM87_dir_table_template,
THIS_MODULE)) < 0) {
err = i;
goto ERROR4;
}
data->sysctl_id = i;
/* Initialize the LM87 chip */
LM87_init_client(new_client);
return 0;
/* OK, this is not exactly good programming practice, usually. But it is
very code-efficient in this case. */
ERROR4:
i2c_detach_client(new_client);
ERROR3:
ERROR1:
kfree(new_client);
ERROR0:
return err;
}
int LM87_detach_client(struct i2c_client *client)
{
int err;
sensors_deregister_entry(((struct LM87_data *) (client->data))->
sysctl_id);
if ((err = i2c_detach_client(client))) {
printk
("LM87.o: Client deregistration failed, client not detached.\n");
return err;
}
kfree(client);
return 0;
}
/* No commands defined yet */
int LM87_command(struct i2c_client *client, unsigned int cmd, void *arg)
{
return 0;
}
void LM87_inc_use(struct i2c_client *client)
{
#ifdef MODULE
MOD_INC_USE_COUNT;
#endif
}
void LM87_dec_use(struct i2c_client *client)
{
#ifdef MODULE
MOD_DEC_USE_COUNT;
#endif
}
int LM87_read_value(struct i2c_client *client, u8 reg)
{
return 0xFF & i2c_smbus_read_byte_data(client, reg);
}
int LM87_write_value(struct i2c_client *client, u8 reg, u8 value)
{
return i2c_smbus_write_byte_data(client, reg, value);
}
/* Called when we have found a new LM87. It should set limits, etc. */
void LM87_init_client(struct i2c_client *client)
{
/* Reset all except Watchdog values and last conversion values
This sets fan-divs to 2, among others. This makes most other
initializations unnecessary */
LM87_write_value(client, LM87_REG_CONFIG, 0x80);
/* Setup Channel Mode register for configuration of monitoring
* bit 0 - Configures Fan 1/AIN 1 input (1 = AIN)
* bit 2 - Configures 2.5V/D2 input (1 = 2nd Therm.)
*/
LM87_write_value(client, LM87_REG_CHANNEL_MODE, 0x03);
LM87_write_value(client, LM87_REG_IN_MIN(1),
IN_TO_REG(LM87_INIT_IN_MIN_1, 1));
LM87_write_value(client, LM87_REG_IN_MAX(1),
IN_TO_REG(LM87_INIT_IN_MAX_1, 1));
LM87_write_value(client, LM87_REG_IN_MIN(2),
IN_TO_REG(LM87_INIT_IN_MIN_2, 2));
LM87_write_value(client, LM87_REG_IN_MAX(2),
IN_TO_REG(LM87_INIT_IN_MAX_2, 2));
LM87_write_value(client, LM87_REG_IN_MIN(3),
IN_TO_REG(LM87_INIT_IN_MIN_3, 3));
LM87_write_value(client, LM87_REG_IN_MAX(3),
IN_TO_REG(LM87_INIT_IN_MAX_3, 3));
LM87_write_value(client, LM87_REG_IN_MIN(4),
IN_TO_REG(LM87_INIT_IN_MIN_4, 4));
LM87_write_value(client, LM87_REG_IN_MAX(4),
IN_TO_REG(LM87_INIT_IN_MAX_4, 4));
LM87_write_value(client, LM87_REG_IN_MIN(5),
IN_TO_REG(LM87_INIT_IN_MIN_5, 5));
LM87_write_value(client, LM87_REG_IN_MAX(5),
IN_TO_REG(LM87_INIT_IN_MAX_5, 5));
LM87_write_value(client, LM87_REG_EXT_TEMP_1_HIGH,
TEMP_LIMIT_TO_REG(LM87_INIT_EXT_TEMP_MAX));
LM87_write_value(client, LM87_REG_EXT_TEMP_1_LOW,
TEMP_LIMIT_TO_REG(LM87_INIT_EXT_TEMP_MIN));
LM87_write_value(client, LM87_REG_2_5V_EXT_TEMP_2_HIGH,
TEMP_LIMIT_TO_REG(LM87_INIT_EXT_TEMP_MAX));
LM87_write_value(client, LM87_REG_2_5V_EXT_TEMP_2_LOW,
TEMP_LIMIT_TO_REG(LM87_INIT_EXT_TEMP_MIN));
LM87_write_value(client, LM87_REG_INT_TEMP_HIGH,
TEMP_LIMIT_TO_REG(LM87_INIT_INT_TEMP_MAX));
LM87_write_value(client, LM87_REG_INT_TEMP_LOW,
TEMP_LIMIT_TO_REG(LM87_INIT_INT_TEMP_MIN));
LM87_write_value(client, LM87_REG_FAN1_AIN1_LIMIT,
IN_TO_REG(LM87_INIT_IN_MAX_0, 0));
LM87_write_value(client, LM87_REG_FAN2_AIN2_LIMIT,
FAN_TO_REG(LM87_INIT_FAN_MIN, 2));
/* Start monitoring */
LM87_write_value(client, LM87_REG_CONFIG, 0x01);
}
void LM87_update_client(struct i2c_client *client)
{
struct LM87_data *data = client->data;
u8 i;
down(&data->update_lock);
if (
(jiffies - data->last_updated >
(data->type == LM87 ? HZ / 2 : HZ * 2))
|| (jiffies < data->last_updated) || !data->valid) {
#ifdef DEBUG
printk("Starting LM87 update\n");
#endif
for (i = 0; i <= 5; i++) {
/* Since we are using AIN 1 as our 2.5V monitoring, need to
* accomodate with a hardcode register address and we only get
* to look at one threshold.
*/
if (i == 0) {
data->in[i] = LM87_read_value(client, LM87_REG_FAN1_AIN1);
data->in_min[i] = 0;
data->in_max[i] = LM87_read_value(client, LM87_REG_FAN1_AIN1_LIMIT);
}
else {
data->in[i] =
LM87_read_value(client, LM87_REG_IN(i));
data->in_min[i] =
LM87_read_value(client,
LM87_REG_IN_MIN(i));
data->in_max[i] =
LM87_read_value(client,
LM87_REG_IN_MAX(i));
}
}
data->fan =
LM87_read_value(client, LM87_REG_FAN2_AIN2);
data->fan_min =
LM87_read_value(client, LM87_REG_FAN2_AIN2_LIMIT);
data->front_amb_temp =
LM87_read_value(client, LM87_REG_2_5V_EXT_TEMP_2);
data->cpu_temp =
LM87_read_value(client, LM87_REG_EXT_TEMP_1);
data->int_temp =
LM87_read_value(client, LM87_REG_INT_TEMP);
data->front_amb_temp_max =
LM87_read_value(client, LM87_REG_2_5V_EXT_TEMP_2_HIGH);
data->front_amb_temp_min =
LM87_read_value(client, LM87_REG_2_5V_EXT_TEMP_2_LOW);
data->cpu_temp_max =
LM87_read_value(client, LM87_REG_EXT_TEMP_1_HIGH);
data->cpu_temp_min =
LM87_read_value(client, LM87_REG_EXT_TEMP_1_LOW);
data->int_temp_max =
LM87_read_value(client, LM87_REG_INT_TEMP_HIGH);
data->int_temp_min =
LM87_read_value(client, LM87_REG_INT_TEMP_LOW);
i = LM87_read_value(client, LM87_REG_VID_FAN_DIV);
data->fan_div = (i >> 4) & 0x03;
data->vid = i & 0x0f;
data->vid |=
(LM87_read_value(client, LM87_REG_VID4) & 0x01)
<< 4;
data->alarms =
LM87_read_value(client,
LM87_REG_INT1_STAT) +
(LM87_read_value(client, LM87_REG_INT2_STAT) <<
8);
data->analog_out =
LM87_read_value(client, LM87_REG_ANALOG_OUT);
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 LM87_in(struct i2c_client *client, int operation, int ctl_name,
int *nrels_mag, long *results)
{
/************************************************************
* These values represent 2.5V, Vccp1, 3.3V, 5V, 12V & Vccp2
* The 2.5V is 50% sampled for our application, so check
* against 1.25V value.
************************************************************/
int scales[6] = { 260, 260, 344, 520, 1250, 260 };
struct LM87_data *data = client->data;
int nr = ctl_name - LM87_SYSCTL_IN0;
if (operation == SENSORS_PROC_REAL_INFO)
*nrels_mag = 2;
else if (operation == SENSORS_PROC_REAL_READ) {
LM87_update_client(client);
results[0] =
IN_FROM_REG(data->in_min[nr], nr) * scales[nr] / 192;
results[1] =
IN_FROM_REG(data->in_max[nr], nr) * scales[nr] / 192;
results[2] =
IN_FROM_REG(data->in[nr], nr) * scales[nr] / 192;
*nrels_mag = 3;
} else if (operation == SENSORS_PROC_REAL_WRITE) {
if (*nrels_mag >= 1) {
data->in_min[nr] =
IN_TO_REG((results[0] * 192) / scales[nr], nr);
LM87_write_value(client, LM87_REG_IN_MIN(nr),
data->in_min[nr]);
}
if (*nrels_mag >= 2) {
data->in_max[nr] =
IN_TO_REG((results[1] * 192) / scales[nr], nr);
LM87_write_value(client, LM87_REG_IN_MAX(nr),
data->in_max[nr]);
}
}
}
void LM87_fan(struct i2c_client *client, int operation, int ctl_name,
int *nrels_mag, long *results)
{
struct LM87_data *data = client->data;
int nr = ctl_name - LM87_SYSCTL_FAN + 1; /* not sure +1 needed */
if (operation == SENSORS_PROC_REAL_INFO)
*nrels_mag = 0;
else if (operation == SENSORS_PROC_REAL_READ) {
LM87_update_client(client);
results[0] = FAN_FROM_REG(data->fan_min,
DIV_FROM_REG(data->fan_div));
results[1] = FAN_FROM_REG(data->fan,
DIV_FROM_REG(data->fan_div));
*nrels_mag = 2;
} else if (operation == SENSORS_PROC_REAL_WRITE) {
if (*nrels_mag >= 0) {
data->fan_min = FAN_TO_REG(results[0],
DIV_FROM_REG
(data->fan_div));
LM87_write_value(client, LM87_REG_FAN2_AIN2_LIMIT,
data->fan_min);
}
}
}
void LM87_temp(struct i2c_client *client, int operation, int ctl_name,
int *nrels_mag, long *results)
{
struct LM87_data *data = client->data;
if (operation == SENSORS_PROC_REAL_INFO)
*nrels_mag = 1;
else if (operation == SENSORS_PROC_REAL_READ)
{
LM87_update_client(client);
/* find out which temp. is being requested */
if (ctl_name == LM87_SYSCTL_FRNT_TEMP)
{
results[0] = TEMP_LIMIT_FROM_REG(data->front_amb_temp_max);
results[1] = TEMP_LIMIT_FROM_REG(data->front_amb_temp_min);
results[2] = TEMP_FROM_REG(data->int_temp);
}
else if(ctl_name == LM87_SYSCTL_CPU_TEMP)
{
results[0] = TEMP_LIMIT_FROM_REG(data->cpu_temp_max);
results[1] = TEMP_LIMIT_FROM_REG(data->cpu_temp_min);
results[2] = TEMP_FROM_REG(data->cpu_temp);
}
else if(ctl_name == LM87_SYSCTL_INT_TEMP)
{
results[0] = TEMP_LIMIT_FROM_REG(data->int_temp_max);
results[1] = TEMP_LIMIT_FROM_REG(data->int_temp_min);
results[2] = TEMP_FROM_REG(data->int_temp);
}
*nrels_mag = 3;
} else if (operation == SENSORS_PROC_REAL_WRITE) {
if (*nrels_mag >= 1) {
if (ctl_name == LM87_SYSCTL_FRNT_TEMP) {
data->front_amb_temp_max = TEMP_LIMIT_TO_REG(results[0]);
LM87_write_value(client, LM87_REG_2_5V_EXT_TEMP_2_HIGH,
data->front_amb_temp_max);
}
if (ctl_name == LM87_SYSCTL_CPU_TEMP) {
data->cpu_temp_max = TEMP_LIMIT_TO_REG(results[0]);
LM87_write_value(client, LM87_REG_EXT_TEMP_1_HIGH,
data->int_temp_max);
}
if (ctl_name == LM87_SYSCTL_INT_TEMP) {
data->int_temp_max = TEMP_LIMIT_TO_REG(results[0]);
LM87_write_value(client, LM87_REG_INT_TEMP_HIGH,
data->int_temp_max);
}
}
if (*nrels_mag >= 2) {
if (ctl_name == LM87_SYSCTL_FRNT_TEMP) {
data->front_amb_temp_min = TEMP_LIMIT_TO_REG(results[0]);
LM87_write_value(client, LM87_REG_2_5V_EXT_TEMP_2_LOW,
data->front_amb_temp_min);
}
if (ctl_name == LM87_SYSCTL_CPU_TEMP) {
data->cpu_temp_min = TEMP_LIMIT_TO_REG(results[0]);
LM87_write_value(client, LM87_REG_EXT_TEMP_1_LOW,
data->int_temp_min);
}
if (ctl_name == LM87_SYSCTL_INT_TEMP) {
data->int_temp_min = TEMP_LIMIT_TO_REG(results[1]);
LM87_write_value(client, LM87_REG_INT_TEMP_LOW,
data->int_temp_min);
}
}
}
}
void LM87_alarms(struct i2c_client *client, int operation, int ctl_name,
int *nrels_mag, long *results)
{
struct LM87_data *data = client->data;
if (operation == SENSORS_PROC_REAL_INFO)
*nrels_mag = 0;
else if (operation == SENSORS_PROC_REAL_READ) {
LM87_update_client(client);
results[0] = ALARMS_FROM_REG(data->alarms);
*nrels_mag = 1;
}
}
void LM87_fan_div(struct i2c_client *client, int operation,
int ctl_name, int *nrels_mag, long *results)
{
struct LM87_data *data = client->data;
int old;
if (operation == SENSORS_PROC_REAL_INFO)
*nrels_mag = 0;
else if (operation == SENSORS_PROC_REAL_READ) {
LM87_update_client(client);
results[0] = DIV_FROM_REG(data->fan_div);
*nrels_mag = 1;
} else if (operation == SENSORS_PROC_REAL_WRITE) {
old = LM87_read_value(client, LM87_REG_VID_FAN_DIV);
if (*nrels_mag >= 2) {
data->fan_div = DIV_TO_REG(results[1]);
old = (old & 0x3f) | (data->fan_div << 6);
}
if (*nrels_mag >= 1) {
data->fan_div = DIV_TO_REG(results[0]);
old = (old & 0xcf) | (data->fan_div << 4);
LM87_write_value(client, LM87_REG_VID_FAN_DIV, old);
}
}
}
void LM87_analog_out(struct i2c_client *client, int operation,
int ctl_name, int *nrels_mag, long *results)
{
struct LM87_data *data = client->data;
if (operation == SENSORS_PROC_REAL_INFO)
*nrels_mag = 0;
else if (operation == SENSORS_PROC_REAL_READ) {
LM87_update_client(client);
results[0] = data->analog_out;
*nrels_mag = 1;
} else if (operation == SENSORS_PROC_REAL_WRITE) {
if (*nrels_mag >= 1) {
data->analog_out = results[0];
LM87_write_value(client, LM87_REG_ANALOG_OUT,
data->analog_out);
}
}
}
void LM87_vid(struct i2c_client *client, int operation, int ctl_name,
int *nrels_mag, long *results)
{
struct LM87_data *data = client->data;
if (operation == SENSORS_PROC_REAL_INFO)
*nrels_mag = 2;
else if (operation == SENSORS_PROC_REAL_READ) {
LM87_update_client(client);
results[0] = VID_FROM_REG(data->vid);
*nrels_mag = 1;
}
}
int __init sensors_LM87_init(void)
{
int res;
printk("LM87.o version %s (%s)\n", LM_VERSION, LM_DATE);
LM87_initialized = 0;
if ((res = i2c_add_driver(&LM87_driver))) {
printk
("LM87.o: Driver registration failed, module not inserted.\n");
LM87_cleanup();
return res;
}
LM87_initialized++;
return 0;
}
int __init LM87_cleanup(void)
{
int res;
if (LM87_initialized >= 1) {
if ((res = i2c_del_driver(&LM87_driver))) {
printk
("LM87.o: Driver deregistration failed, module not removed.\n");
return res;
}
LM87_initialized--;
}
return 0;
}
EXPORT_NO_SYMBOLS;
#ifdef MODULE
MODULE_AUTHOR
("Frodo Looijaard <frodol@dds.nl> and Philip Edelbrock <phil@netroedge.com>");
MODULE_DESCRIPTION("LM87 driver");
int init_module(void)
{
return sensors_LM87_init();
}
int cleanup_module(void)
{
return LM87_cleanup();
}
#endif /* MODULE */
kernel/include/sensors.h
+26
View File
@@ -376,6 +376,7 @@ extern inline int SENSORS_LIMIT(long value, long low, long high)
#define I2C_DRIVERID_DDCMON 1018
#define I2C_DRIVERID_VIA686A 1019
#define I2C_DRIVERID_ADM1025 1020
#define I2C_DRIVERID_LM87 1021
/* Sysctl IDs */
#ifdef DEV_HWMON
@@ -723,5 +724,30 @@ struct sensors_chips_data {
#define DDCMON_SYSCTL_TIMINGS 1013
#define DDCMON_SYSCTL_SERIAL 1014
#define LM87_SYSCTL_IN0 1000 /* Volts * 100 */
#define LM87_SYSCTL_IN1 1001
#define LM87_SYSCTL_IN2 1002
#define LM87_SYSCTL_IN3 1003
#define LM87_SYSCTL_IN4 1004
#define LM87_SYSCTL_IN5 1005
#define LM87_SYSCTL_FAN 1102
#define LM87_SYSCTL_FRNT_TEMP 1250 /* Degrees Celcius * 100 */
#define LM87_SYSCTL_CPU_TEMP 1251 /* Degrees Celcius * 100 */
#define LM87_SYSCTL_INT_TEMP 1252 /* Degrees Celcius * 100 */
#define LM87_SYSCTL_FAN_DIV 2000 /* 1, 2, 4 or 8 */
#define LM87_SYSCTL_ALARMS 2001 /* bitvector */
#define LM87_SYSCTL_ANALOG_OUT 2002
#define LM87_SYSCTL_VID 2003
#define LM87_ALARM_IN0 0x0001
#define LM87_ALARM_IN1 0x0002
#define LM87_ALARM_IN2 0x0004
#define LM87_ALARM_IN3 0x0008
#define LM87_ALARM_IN4 0x0100
#define LM87_ALARM_IN5 0x0200
#define LM87_ALARM_AMB_TEMP 0x0040
#define LM87_ALARM_FAN2 0x0080
#define LM87_ALARM_INT_TEMP 0x0010
#define LM87_ALARM_CHAS 0x1000
#endif /* def SENSORS_SENSORS_H */
lib/chips.c
+84
View File
@@ -1774,6 +1774,89 @@ static sensors_chip_feature eeprom_features[] =
{ 0 }
};
static sensors_chip_feature lm87_features[] =
{
{ SENSORS_LM87_IN0, "2.5V", SENSORS_NO_MAPPING, SENSORS_NO_MAPPING,
SENSORS_MODE_R, LM87_SYSCTL_IN0, VALUE(2), 2 },
{ SENSORS_LM87_IN1, "Vccp1", SENSORS_NO_MAPPING, SENSORS_NO_MAPPING,
SENSORS_MODE_R, LM87_SYSCTL_IN1, VALUE(3), 2 },
{ SENSORS_LM87_IN2, "3.3V", SENSORS_NO_MAPPING, SENSORS_NO_MAPPING,
SENSORS_MODE_R, LM87_SYSCTL_IN2, VALUE(3), 2 },
{ SENSORS_LM87_IN3, "5V", SENSORS_NO_MAPPING, SENSORS_NO_MAPPING,
SENSORS_MODE_R, LM87_SYSCTL_IN3, VALUE(3), 2 },
{ SENSORS_LM87_IN4, "12V", SENSORS_NO_MAPPING, SENSORS_NO_MAPPING,
SENSORS_MODE_R, LM87_SYSCTL_IN4, VALUE(3), 2 },
{ SENSORS_LM87_IN5, "Vccp2", SENSORS_NO_MAPPING, SENSORS_NO_MAPPING,
SENSORS_MODE_R, LM87_SYSCTL_IN5, VALUE(3), 2 },
{ SENSORS_LM87_IN0_MIN, "AmbTemp_min", SENSORS_LM87_IN0,
SENSORS_LM87_IN0, SENSORS_MODE_RW,
LM87_SYSCTL_IN0, VALUE(1), 2 },
{ SENSORS_LM87_IN1_MIN, "Vccp1_min", SENSORS_LM87_IN1,
SENSORS_LM87_IN1, SENSORS_MODE_RW,
LM87_SYSCTL_IN1, VALUE(1), 2 },
{ SENSORS_LM87_IN2_MIN, "3.3V_min", SENSORS_LM87_IN2,
SENSORS_LM87_IN2, SENSORS_MODE_RW,
LM87_SYSCTL_IN2, VALUE(1), 2 },
{ SENSORS_LM87_IN3_MIN, "5V_min", SENSORS_LM87_IN3,
SENSORS_LM87_IN3, SENSORS_MODE_RW,
LM87_SYSCTL_IN3, VALUE(1), 2 },
{ SENSORS_LM87_IN4_MIN, "12V_min", SENSORS_LM87_IN4,
SENSORS_LM87_IN4, SENSORS_MODE_RW,
LM87_SYSCTL_IN4, VALUE(1), 2 },
{ SENSORS_LM87_IN5_MIN, "Vccp2_min", SENSORS_LM87_IN5,
SENSORS_LM87_IN5, SENSORS_MODE_RW,
LM87_SYSCTL_IN5, VALUE(1), 2 },
{ SENSORS_LM87_IN0_MAX, "AmbTemp_max", SENSORS_LM87_IN0,
SENSORS_LM87_IN0, SENSORS_MODE_RW,
LM87_SYSCTL_IN0, VALUE(2), 2 },
{ SENSORS_LM87_IN1_MAX, "Vccp1_max", SENSORS_LM87_IN1,
SENSORS_LM87_IN1, SENSORS_MODE_RW,
LM87_SYSCTL_IN1, VALUE(2), 2 },
{ SENSORS_LM87_IN2_MAX, "3.3V_max", SENSORS_LM87_IN2,
SENSORS_LM87_IN2, SENSORS_MODE_RW,
LM87_SYSCTL_IN2, VALUE(2), 2 },
{ SENSORS_LM87_IN3_MAX, "5V_max", SENSORS_LM87_IN3,
SENSORS_LM87_IN3, SENSORS_MODE_RW,
LM87_SYSCTL_IN3, VALUE(2), 2 },
{ SENSORS_LM87_IN4_MAX, "12V_max", SENSORS_LM87_IN4,
SENSORS_LM87_IN4, SENSORS_MODE_RW,
LM87_SYSCTL_IN4, VALUE(2), 2 },
{ SENSORS_LM87_IN5_MAX, "Vccp2_max", SENSORS_LM87_IN5,
SENSORS_LM87_IN5, SENSORS_MODE_RW,
LM87_SYSCTL_IN5, VALUE(2), 2 },
{ SENSORS_LM87_FAN2_AIN2, "fan", SENSORS_NO_MAPPING, SENSORS_NO_MAPPING,
SENSORS_MODE_R, LM87_SYSCTL_FAN, VALUE(2), 0 },
{ SENSORS_LM87_FAN1_AIN1_LIMIT, "fan1/ain1_limit", SENSORS_LM87_FAN1_AIN1,
SENSORS_LM87_FAN1_AIN1, SENSORS_MODE_RW,
LM87_SYSCTL_FAN, VALUE(1), 0 },
{ SENSORS_LM87_FAN2_AIN2_LIMIT, "fan2/ain2_limit", SENSORS_LM87_FAN2_AIN2,
SENSORS_LM87_FAN2_AIN2, SENSORS_MODE_RW,
LM87_SYSCTL_FAN, VALUE(1), 0 },
{ SENSORS_LM87_FRONT_TEMP, "frnt_amb_temp", SENSORS_NO_MAPPING, SENSORS_NO_MAPPING,
SENSORS_MODE_R, LM87_SYSCTL_FRNT_TEMP, VALUE(3), 1 },
{ SENSORS_LM87_CPU_TEMP, "CPU_Temp", SENSORS_NO_MAPPING, SENSORS_NO_MAPPING,
SENSORS_MODE_R, LM87_SYSCTL_CPU_TEMP, VALUE(3), 1 },
{ SENSORS_LM87_INT_TEMP, "int_temp", SENSORS_NO_MAPPING, SENSORS_NO_MAPPING,
SENSORS_MODE_R, LM87_SYSCTL_INT_TEMP, VALUE(3), 1 },
{ SENSORS_LM87_INT_TEMP_HYST, "temp_hyst", SENSORS_LM87_INT_TEMP,
SENSORS_LM87_INT_TEMP, SENSORS_MODE_RW,
LM87_SYSCTL_INT_TEMP, VALUE(2), 1 },
{ SENSORS_LM87_INT_TEMP_OVER, "temp_over", SENSORS_LM87_INT_TEMP,
SENSORS_LM87_INT_TEMP, SENSORS_MODE_RW,
LM87_SYSCTL_INT_TEMP, VALUE(1), 1 },
{ SENSORS_LM87_VID, "vid", SENSORS_NO_MAPPING, SENSORS_NO_MAPPING,
SENSORS_MODE_R, LM87_SYSCTL_VID, VALUE(1), 2 },
{ SENSORS_LM87_FAN_DIV, "fan_div", SENSORS_LM87_FAN2_AIN2,
SENSORS_NO_MAPPING, SENSORS_MODE_RW,
LM87_SYSCTL_FAN_DIV, VALUE(1), 0 },
{ SENSORS_LM87_ALARMS, "alarms", SENSORS_NO_MAPPING, SENSORS_NO_MAPPING,
SENSORS_MODE_R, LM87_SYSCTL_ALARMS, VALUE(1), 0 },
{ SENSORS_LM87_ANALOG_OUT, "analog_out", SENSORS_NO_MAPPING,
SENSORS_NO_MAPPING, SENSORS_MODE_RW,
LM87_SYSCTL_ANALOG_OUT, VALUE(1), 0 },
{ 0 }
};
sensors_chip_features sensors_chip_features_list[] =
{
{ SENSORS_LM78_PREFIX, lm78_features },
@@ -1814,6 +1897,7 @@ sensors_chip_features sensors_chip_features_list[] =
{ SENSORS_VIA686A_PREFIX, via686a_features },
{ SENSORS_DDCMON_PREFIX, ddcmon_features },
{ SENSORS_EEPROM_PREFIX, eeprom_features },
{ SENSORS_LM87_PREFIX, lm87_features },
{ 0 }
};
lib/chips.h
+37
View File
@@ -817,4 +817,41 @@
#define SENSORS_EEPROM_NUMROWS 14
#define SENSORS_EEPROM_BANKS 15
/* Analog Devices LM87 chips */
#define SENSORS_LM87_PREFIX "LM87"
#define SENSORS_LM87_IN0 1 /* R */
#define SENSORS_LM87_IN1 2 /* R */
#define SENSORS_LM87_IN2 3 /* R */
#define SENSORS_LM87_IN3 4 /* R */
#define SENSORS_LM87_IN4 5 /* R */
#define SENSORS_LM87_IN5 6 /* R */
#define SENSORS_LM87_IN0_MIN 11 /* RW */
#define SENSORS_LM87_IN1_MIN 12 /* RW */
#define SENSORS_LM87_IN2_MIN 13 /* RW */
#define SENSORS_LM87_IN3_MIN 14 /* RW */
#define SENSORS_LM87_IN4_MIN 15 /* RW */
#define SENSORS_LM87_IN5_MIN 16 /* RW */
#define SENSORS_LM87_IN0_MAX 21 /* RW */
#define SENSORS_LM87_IN1_MAX 22 /* RW */
#define SENSORS_LM87_IN2_MAX 23 /* RW */
#define SENSORS_LM87_IN3_MAX 24 /* RW */
#define SENSORS_LM87_IN4_MAX 25 /* RW */
#define SENSORS_LM87_IN5_MAX 26 /* RW */
#define SENSORS_LM87_FAN1_AIN1 31 /* R */
#define SENSORS_LM87_FAN2_AIN2 32 /* R */
#define SENSORS_LM87_FAN1_AIN1_LIMIT 41 /* RW */
#define SENSORS_LM87_FAN2_AIN2_LIMIT 42 /* RW */
#define SENSORS_LM87_FRONT_TEMP 51 /* R */
#define SENSORS_LM87_CPU_TEMP 52 /* R */
#define SENSORS_LM87_INT_TEMP 53 /* R */
#define SENSORS_LM87_INT_TEMP_HYST 54 /* RW */
#define SENSORS_LM87_INT_TEMP_OVER 55 /* RW */
#define SENSORS_LM87_VID 61 /* R */
#define SENSORS_LM87_FAN_DIV 71 /* RW */
#define SENSORS_LM87_ALARMS 81 /* R */
#define SENSORS_LM87_ANALOG_OUT 82 /* RW */
#endif /* def LIB_SENSORS_CHIPS_H */