/*
lm85.c - Part of lm_sensors, Linux kernel modules for hardware
monitoring
- Copyright (c) 1998, 1999 Frodo Looijaard <frodol@dds.nl>
+ Copyright (c) 1998, 1999 Frodo Looijaard <frodol@dds.nl>
Copyright (c) 2002, 2003 Philip Pokorny <ppokorny@penguincomputing.com>
Copyright (c) 2003 Margit Schubert-While <margitsw@t-online.de>
Copyright (c) 2004 Justin Thiessen <jthiessen@penguincomputing.com>
+ Copyright (C) 2007--2009 Jean Delvare <khali@linux-fr.org>
Chip details at <http://www.national.com/ds/LM/LM85.pdf>
#include <linux/mutex.h>
/* Addresses to scan */
-static unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
+static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
/* Insmod parameters */
-I2C_CLIENT_INSMOD_6(lm85b, lm85c, adm1027, adt7463, emc6d100, emc6d102);
+I2C_CLIENT_INSMOD_7(lm85b, lm85c, adm1027, adt7463, adt7468, emc6d100,
+ emc6d102);
/* The LM85 registers */
#define LM85_REG_TEMP_MAX(nr) (0x4f + (nr) * 2)
/* Fan speeds are LSB, MSB (2 bytes) */
-#define LM85_REG_FAN(nr) (0x28 + (nr) *2)
-#define LM85_REG_FAN_MIN(nr) (0x54 + (nr) *2)
+#define LM85_REG_FAN(nr) (0x28 + (nr) * 2)
+#define LM85_REG_FAN_MIN(nr) (0x54 + (nr) * 2)
#define LM85_REG_PWM(nr) (0x30 + (nr))
-#define ADT7463_REG_OPPOINT(nr) (0x33 + (nr))
-
-#define ADT7463_REG_TMIN_CTL1 0x36
-#define ADT7463_REG_TMIN_CTL2 0x37
-
-#define LM85_REG_DEVICE 0x3d
#define LM85_REG_COMPANY 0x3e
#define LM85_REG_VERSTEP 0x3f
+
+#define ADT7468_REG_CFG5 0x7c
+#define ADT7468_OFF64 0x01
+#define IS_ADT7468_OFF64(data) \
+ ((data)->type == adt7468 && !((data)->cfg5 & ADT7468_OFF64))
+
/* These are the recognized values for the above regs */
-#define LM85_DEVICE_ADX 0x27
#define LM85_COMPANY_NATIONAL 0x01
#define LM85_COMPANY_ANALOG_DEV 0x41
-#define LM85_COMPANY_SMSC 0x5c
+#define LM85_COMPANY_SMSC 0x5c
#define LM85_VERSTEP_VMASK 0xf0
#define LM85_VERSTEP_GENERIC 0x60
+#define LM85_VERSTEP_GENERIC2 0x70
#define LM85_VERSTEP_LM85C 0x60
#define LM85_VERSTEP_LM85B 0x62
+#define LM85_VERSTEP_LM96000_1 0x68
+#define LM85_VERSTEP_LM96000_2 0x69
#define LM85_VERSTEP_ADM1027 0x60
#define LM85_VERSTEP_ADT7463 0x62
#define LM85_VERSTEP_ADT7463C 0x6A
+#define LM85_VERSTEP_ADT7468_1 0x71
+#define LM85_VERSTEP_ADT7468_2 0x72
#define LM85_VERSTEP_EMC6D100_A0 0x60
#define LM85_VERSTEP_EMC6D100_A1 0x61
#define LM85_VERSTEP_EMC6D102 0x65
#define LM85_REG_AFAN_CONFIG(nr) (0x5c + (nr))
#define LM85_REG_AFAN_RANGE(nr) (0x5f + (nr))
#define LM85_REG_AFAN_SPIKE1 0x62
-#define LM85_REG_AFAN_SPIKE2 0x63
#define LM85_REG_AFAN_MINPWM(nr) (0x64 + (nr))
#define LM85_REG_AFAN_LIMIT(nr) (0x67 + (nr))
#define LM85_REG_AFAN_CRITICAL(nr) (0x6a + (nr))
#define LM85_REG_AFAN_HYST1 0x6d
#define LM85_REG_AFAN_HYST2 0x6e
-#define LM85_REG_TACH_MODE 0x74
-#define LM85_REG_SPINUP_CTL 0x75
-
-#define ADM1027_REG_TEMP_OFFSET(nr) (0x70 + (nr))
-#define ADM1027_REG_CONFIG2 0x73
-#define ADM1027_REG_INTMASK1 0x74
-#define ADM1027_REG_INTMASK2 0x75
#define ADM1027_REG_EXTEND_ADC1 0x76
#define ADM1027_REG_EXTEND_ADC2 0x77
-#define ADM1027_REG_CONFIG3 0x78
-#define ADM1027_REG_FAN_PPR 0x7b
-
-#define ADT7463_REG_THERM 0x79
-#define ADT7463_REG_THERM_LIMIT 0x7A
#define EMC6D100_REG_ALARM3 0x7d
/* IN5, IN6 and IN7 */
-#define EMC6D100_REG_IN(nr) (0x70 + ((nr)-5))
-#define EMC6D100_REG_IN_MIN(nr) (0x73 + ((nr)-5) * 2)
-#define EMC6D100_REG_IN_MAX(nr) (0x74 + ((nr)-5) * 2)
+#define EMC6D100_REG_IN(nr) (0x70 + ((nr) - 5))
+#define EMC6D100_REG_IN_MIN(nr) (0x73 + ((nr) - 5) * 2)
+#define EMC6D100_REG_IN_MAX(nr) (0x74 + ((nr) - 5) * 2)
#define EMC6D102_REG_EXTEND_ADC1 0x85
#define EMC6D102_REG_EXTEND_ADC2 0x86
#define EMC6D102_REG_EXTEND_ADC3 0x87
#define EMC6D102_REG_EXTEND_ADC4 0x88
-#define LM85_ALARM_IN0 0x0001
-#define LM85_ALARM_IN1 0x0002
-#define LM85_ALARM_IN2 0x0004
-#define LM85_ALARM_IN3 0x0008
-#define LM85_ALARM_TEMP1 0x0010
-#define LM85_ALARM_TEMP2 0x0020
-#define LM85_ALARM_TEMP3 0x0040
-#define LM85_ALARM_ALARM2 0x0080
-#define LM85_ALARM_IN4 0x0100
-#define LM85_ALARM_RESERVED 0x0200
-#define LM85_ALARM_FAN1 0x0400
-#define LM85_ALARM_FAN2 0x0800
-#define LM85_ALARM_FAN3 0x1000
-#define LM85_ALARM_FAN4 0x2000
-#define LM85_ALARM_TEMP1_FAULT 0x4000
-#define LM85_ALARM_TEMP3_FAULT 0x8000
-
-
-/* Conversions. Rounding and limit checking is only done on the TO_REG
+
+/* 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.
*/
/* IN are scaled acording to built-in resistors */
-static int lm85_scaling[] = { /* .001 Volts */
- 2500, 2250, 3300, 5000, 12000,
- 3300, 1500, 1800 /*EMC6D100*/
- };
-#define SCALE(val,from,to) (((val)*(to) + ((from)/2))/(from))
+static const int lm85_scaling[] = { /* .001 Volts */
+ 2500, 2250, 3300, 5000, 12000,
+ 3300, 1500, 1800 /*EMC6D100*/
+};
+#define SCALE(val, from, to) (((val) * (to) + ((from) / 2)) / (from))
-#define INS_TO_REG(n,val) \
- SENSORS_LIMIT(SCALE(val,lm85_scaling[n],192),0,255)
+#define INS_TO_REG(n, val) \
+ SENSORS_LIMIT(SCALE(val, lm85_scaling[n], 192), 0, 255)
-#define INSEXT_FROM_REG(n,val,ext,scale) \
- SCALE((val)*(scale) + (ext),192*(scale),lm85_scaling[n])
+#define INSEXT_FROM_REG(n, val, ext) \
+ SCALE(((val) << 4) + (ext), 192 << 4, lm85_scaling[n])
-#define INS_FROM_REG(n,val) INSEXT_FROM_REG(n,val,0,1)
+#define INS_FROM_REG(n, val) SCALE((val), 192, lm85_scaling[n])
/* FAN speed is measured using 90kHz clock */
-#define FAN_TO_REG(val) (SENSORS_LIMIT( (val)<=0?0: 5400000/(val),0,65534))
-#define FAN_FROM_REG(val) ((val)==0?-1:(val)==0xffff?0:5400000/(val))
+static inline u16 FAN_TO_REG(unsigned long val)
+{
+ if (!val)
+ return 0xffff;
+ return SENSORS_LIMIT(5400000 / val, 1, 0xfffe);
+}
+#define FAN_FROM_REG(val) ((val) == 0 ? -1 : (val) == 0xffff ? 0 : \
+ 5400000 / (val))
/* Temperature is reported in .001 degC increments */
#define TEMP_TO_REG(val) \
- SENSORS_LIMIT(SCALE(val,1000,1),-127,127)
-#define TEMPEXT_FROM_REG(val,ext,scale) \
- SCALE((val)*scale + (ext),scale,1000)
-#define TEMP_FROM_REG(val) \
- TEMPEXT_FROM_REG(val,0,1)
+ SENSORS_LIMIT(SCALE(val, 1000, 1), -127, 127)
+#define TEMPEXT_FROM_REG(val, ext) \
+ SCALE(((val) << 4) + (ext), 16, 1000)
+#define TEMP_FROM_REG(val) ((val) * 1000)
-#define PWM_TO_REG(val) (SENSORS_LIMIT(val,0,255))
+#define PWM_TO_REG(val) SENSORS_LIMIT(val, 0, 255)
#define PWM_FROM_REG(val) (val)
*/
/* These are the zone temperature range encodings in .001 degree C */
-static int lm85_range_map[] = {
- 2000, 2500, 3300, 4000, 5000, 6600,
- 8000, 10000, 13300, 16000, 20000, 26600,
- 32000, 40000, 53300, 80000
- };
-static int RANGE_TO_REG( int range )
+static const int lm85_range_map[] = {
+ 2000, 2500, 3300, 4000, 5000, 6600, 8000, 10000,
+ 13300, 16000, 20000, 26600, 32000, 40000, 53300, 80000
+};
+
+static int RANGE_TO_REG(int range)
{
int i;
- if ( range < lm85_range_map[0] ) {
- return 0 ;
- } else if ( range > lm85_range_map[15] ) {
- return 15 ;
- } else { /* find closest match */
- for ( i = 14 ; i >= 0 ; --i ) {
- if ( range > lm85_range_map[i] ) { /* range bracketed */
- if ((lm85_range_map[i+1] - range) <
- (range - lm85_range_map[i])) {
- i++;
- break;
- }
- break;
- }
- }
+ /* Find the closest match */
+ for (i = 0; i < 15; ++i) {
+ if (range <= (lm85_range_map[i] + lm85_range_map[i + 1]) / 2)
+ break;
}
- return( i & 0x0f );
+
+ return i;
}
-#define RANGE_FROM_REG(val) (lm85_range_map[(val)&0x0f])
+#define RANGE_FROM_REG(val) lm85_range_map[(val) & 0x0f]
-/* These are the Acoustic Enhancement, or Temperature smoothing encodings
- * NOTE: The enable/disable bit is INCLUDED in these encodings as the
- * MSB (bit 3, value 8). If the enable bit is 0, the encoded value
- * is ignored, or set to 0.
- */
/* These are the PWM frequency encodings */
-static int lm85_freq_map[] = { /* .1 Hz */
- 100, 150, 230, 300, 380, 470, 620, 940
- };
-static int FREQ_TO_REG( int freq )
+static const int lm85_freq_map[8] = { /* 1 Hz */
+ 10, 15, 23, 30, 38, 47, 61, 94
+};
+static const int adm1027_freq_map[8] = { /* 1 Hz */
+ 11, 15, 22, 29, 35, 44, 59, 88
+};
+
+static int FREQ_TO_REG(const int *map, int freq)
{
int i;
- if( freq >= lm85_freq_map[7] ) { return 7 ; }
- for( i = 0 ; i < 7 ; ++i )
- if( freq <= lm85_freq_map[i] )
- break ;
- return( i & 0x07 );
+ /* Find the closest match */
+ for (i = 0; i < 7; ++i)
+ if (freq <= (map[i] + map[i + 1]) / 2)
+ break;
+ return i;
+}
+
+static int FREQ_FROM_REG(const int *map, u8 reg)
+{
+ return map[reg & 0x07];
}
-#define FREQ_FROM_REG(val) (lm85_freq_map[(val)&0x07])
/* Since we can't use strings, I'm abusing these numbers
* to stand in for the following meanings:
* -2 -- PWM responds to manual control
*/
-static int lm85_zone_map[] = { 1, 2, 3, -1, 0, 23, 123, -2 };
-#define ZONE_FROM_REG(val) (lm85_zone_map[((val)>>5)&0x07])
+static const int lm85_zone_map[] = { 1, 2, 3, -1, 0, 23, 123, -2 };
+#define ZONE_FROM_REG(val) lm85_zone_map[(val) >> 5]
-static int ZONE_TO_REG( int zone )
+static int ZONE_TO_REG(int zone)
{
int i;
- for( i = 0 ; i <= 7 ; ++i )
- if( zone == lm85_zone_map[i] )
- break ;
- if( i > 7 ) /* Not found. */
+ for (i = 0; i <= 7; ++i)
+ if (zone == lm85_zone_map[i])
+ break;
+ if (i > 7) /* Not found. */
i = 3; /* Always 100% */
- return( (i & 0x07)<<5 );
+ return i << 5;
}
-#define HYST_TO_REG(val) (SENSORS_LIMIT(((val)+500)/1000,0,15))
-#define HYST_FROM_REG(val) ((val)*1000)
-
-#define OFFSET_TO_REG(val) (SENSORS_LIMIT((val)/25,-127,127))
-#define OFFSET_FROM_REG(val) ((val)*25)
-
-#define PPR_MASK(fan) (0x03<<(fan *2))
-#define PPR_TO_REG(val,fan) (SENSORS_LIMIT((val)-1,0,3)<<(fan *2))
-#define PPR_FROM_REG(val,fan) ((((val)>>(fan * 2))&0x03)+1)
+#define HYST_TO_REG(val) SENSORS_LIMIT(((val) + 500) / 1000, 0, 15)
+#define HYST_FROM_REG(val) ((val) * 1000)
/* Chip sampling rates
*
u8 hyst; /* Low limit hysteresis. (0-15) */
u8 range; /* Temp range, encoded */
s8 critical; /* "All fans ON" temp limit */
- u8 off_desired; /* Actual "off" temperature specified. Preserved
+ u8 off_desired; /* Actual "off" temperature specified. Preserved
* to prevent "drift" as other autofan control
* values change.
*/
- u8 max_desired; /* Actual "max" temperature specified. Preserved
+ u8 max_desired; /* Actual "max" temperature specified. Preserved
* to prevent "drift" as other autofan control
* values change.
*/
struct lm85_autofan {
u8 config; /* Register value */
- u8 freq; /* PWM frequency, encoded */
u8 min_pwm; /* Minimum PWM value, encoded */
u8 min_off; /* Min PWM or OFF below "limit", flag */
};
/* For each registered chip, we need to keep some data in memory.
The structure is dynamically allocated. */
struct lm85_data {
- struct i2c_client client;
struct device *hwmon_dev;
+ const int *freq_map;
enum chips type;
struct mutex update_lock;
s8 temp[3]; /* Register value */
s8 temp_min[3]; /* Register value */
s8 temp_max[3]; /* Register value */
- s8 temp_offset[3]; /* Register value */
u16 fan[4]; /* Register value */
u16 fan_min[4]; /* Register value */
u8 pwm[3]; /* Register value */
- u8 spinup_ctl; /* Register encoding, combined */
- u8 tach_mode; /* Register encoding, combined */
+ u8 pwm_freq[3]; /* Register encoding */
u8 temp_ext[3]; /* Decoded values */
u8 in_ext[8]; /* Decoded values */
- u8 adc_scale; /* ADC Extended bits scaling factor */
- u8 fan_ppr; /* Register value */
- u8 smooth[3]; /* Register encoding */
u8 vid; /* Register value */
u8 vrm; /* VRM version */
- u8 syncpwm3; /* Saved PWM3 for TACH 2,3,4 config */
- u8 oppoint[3]; /* Register value */
- u16 tmin_ctl; /* Register value */
- unsigned long therm_total; /* Cummulative therm count */
- u8 therm_limit; /* Register value */
u32 alarms; /* Register encoding, combined */
+ u8 cfg5; /* Config Register 5 on ADT7468 */
struct lm85_autofan autofan[3];
struct lm85_zone zone[3];
};
-static int lm85_attach_adapter(struct i2c_adapter *adapter);
-static int lm85_detect(struct i2c_adapter *adapter, int address,
- int kind);
-static int lm85_detach_client(struct i2c_client *client);
+static int lm85_detect(struct i2c_client *client, struct i2c_board_info *info);
+static int lm85_probe(struct i2c_client *client,
+ const struct i2c_device_id *id);
+static int lm85_remove(struct i2c_client *client);
static int lm85_read_value(struct i2c_client *client, u8 reg);
-static int lm85_write_value(struct i2c_client *client, u8 reg, int value);
+static void lm85_write_value(struct i2c_client *client, u8 reg, int value);
static struct lm85_data *lm85_update_device(struct device *dev);
-static void lm85_init_client(struct i2c_client *client);
+static const struct i2c_device_id lm85_id[] = {
+ { "adm1027", adm1027 },
+ { "adt7463", adt7463 },
+ { "adt7468", adt7468 },
+ { "lm85", any_chip },
+ { "lm85b", lm85b },
+ { "lm85c", lm85c },
+ { "emc6d100", emc6d100 },
+ { "emc6d101", emc6d100 },
+ { "emc6d102", emc6d102 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, lm85_id);
+
static struct i2c_driver lm85_driver = {
+ .class = I2C_CLASS_HWMON,
.driver = {
.name = "lm85",
},
- .id = I2C_DRIVERID_LM85,
- .attach_adapter = lm85_attach_adapter,
- .detach_client = lm85_detach_client,
+ .probe = lm85_probe,
+ .remove = lm85_remove,
+ .id_table = lm85_id,
+ .detect = lm85_detect,
+ .address_data = &addr_data,
};
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", FAN_FROM_REG(data->fan[nr]) );
+ return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr]));
}
static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", FAN_FROM_REG(data->fan_min[nr]) );
+ return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr]));
}
static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct lm85_data *data = i2c_get_clientdata(client);
- long val = simple_strtol(buf, NULL, 10);
+ unsigned long val = simple_strtoul(buf, NULL, 10);
mutex_lock(&data->update_lock);
data->fan_min[nr] = FAN_TO_REG(val);
/* vid, vrm, alarms */
-static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct lm85_data *data = lm85_update_device(dev);
int vid;
- if (data->type == adt7463 && (data->vid & 0x80)) {
+ if ((data->type == adt7463 || data->type == adt7468) &&
+ (data->vid & 0x80)) {
/* 6-pin VID (VRM 10) */
vid = vid_from_reg(data->vid & 0x3f, data->vrm);
} else {
static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL);
-static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
- struct lm85_data *data = lm85_update_device(dev);
+ struct lm85_data *data = dev_get_drvdata(dev);
return sprintf(buf, "%ld\n", (long) data->vrm);
}
-static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
{
- struct i2c_client *client = to_i2c_client(dev);
- struct lm85_data *data = i2c_get_clientdata(client);
- u32 val;
-
- val = simple_strtoul(buf, NULL, 10);
- data->vrm = val;
+ struct lm85_data *data = dev_get_drvdata(dev);
+ data->vrm = simple_strtoul(buf, NULL, 10);
return count;
}
static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg);
-static ssize_t show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_alarms_reg(struct device *dev, struct device_attribute
+ *attr, char *buf)
{
struct lm85_data *data = lm85_update_device(dev);
return sprintf(buf, "%u\n", data->alarms);
static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL);
+static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ int nr = to_sensor_dev_attr(attr)->index;
+ struct lm85_data *data = lm85_update_device(dev);
+ return sprintf(buf, "%u\n", (data->alarms >> nr) & 1);
+}
+
+static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 0);
+static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 1);
+static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 2);
+static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 3);
+static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 8);
+static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 18);
+static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 16);
+static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 17);
+static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 4);
+static SENSOR_DEVICE_ATTR(temp1_fault, S_IRUGO, show_alarm, NULL, 14);
+static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 5);
+static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 6);
+static SENSOR_DEVICE_ATTR(temp3_fault, S_IRUGO, show_alarm, NULL, 15);
+static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 10);
+static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 11);
+static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 12);
+static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 13);
+
/* pwm */
static ssize_t show_pwm(struct device *dev, struct device_attribute *attr,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", PWM_FROM_REG(data->pwm[nr]) );
+ return sprintf(buf, "%d\n", PWM_FROM_REG(data->pwm[nr]));
}
static ssize_t set_pwm(struct device *dev, struct device_attribute *attr,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- int pwm_zone;
+ int pwm_zone, enable;
pwm_zone = ZONE_FROM_REG(data->autofan[nr].config);
- return sprintf(buf,"%d\n", (pwm_zone != 0 && pwm_zone != -1) );
+ switch (pwm_zone) {
+ case -1: /* PWM is always at 100% */
+ enable = 0;
+ break;
+ case 0: /* PWM is always at 0% */
+ case -2: /* PWM responds to manual control */
+ enable = 1;
+ break;
+ default: /* PWM in automatic mode */
+ enable = 2;
+ }
+ return sprintf(buf, "%d\n", enable);
+}
+
+static ssize_t set_pwm_enable(struct device *dev, struct device_attribute
+ *attr, const char *buf, size_t count)
+{
+ int nr = to_sensor_dev_attr(attr)->index;
+ struct i2c_client *client = to_i2c_client(dev);
+ struct lm85_data *data = i2c_get_clientdata(client);
+ long val = simple_strtol(buf, NULL, 10);
+ u8 config;
+
+ switch (val) {
+ case 0:
+ config = 3;
+ break;
+ case 1:
+ config = 7;
+ break;
+ case 2:
+ /* Here we have to choose arbitrarily one of the 5 possible
+ configurations; I go for the safest */
+ config = 6;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ mutex_lock(&data->update_lock);
+ data->autofan[nr].config = lm85_read_value(client,
+ LM85_REG_AFAN_CONFIG(nr));
+ data->autofan[nr].config = (data->autofan[nr].config & ~0xe0)
+ | (config << 5);
+ lm85_write_value(client, LM85_REG_AFAN_CONFIG(nr),
+ data->autofan[nr].config);
+ mutex_unlock(&data->update_lock);
+ return count;
+}
+
+static ssize_t show_pwm_freq(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int nr = to_sensor_dev_attr(attr)->index;
+ struct lm85_data *data = lm85_update_device(dev);
+ return sprintf(buf, "%d\n", FREQ_FROM_REG(data->freq_map,
+ data->pwm_freq[nr]));
+}
+
+static ssize_t set_pwm_freq(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int nr = to_sensor_dev_attr(attr)->index;
+ struct i2c_client *client = to_i2c_client(dev);
+ struct lm85_data *data = i2c_get_clientdata(client);
+ long val = simple_strtol(buf, NULL, 10);
+
+ mutex_lock(&data->update_lock);
+ data->pwm_freq[nr] = FREQ_TO_REG(data->freq_map, val);
+ lm85_write_value(client, LM85_REG_AFAN_RANGE(nr),
+ (data->zone[nr].range << 4)
+ | data->pwm_freq[nr]);
+ mutex_unlock(&data->update_lock);
+ return count;
}
#define show_pwm_reg(offset) \
static SENSOR_DEVICE_ATTR(pwm##offset, S_IRUGO | S_IWUSR, \
show_pwm, set_pwm, offset - 1); \
-static SENSOR_DEVICE_ATTR(pwm##offset##_enable, S_IRUGO, \
- show_pwm_enable, NULL, offset - 1)
+static SENSOR_DEVICE_ATTR(pwm##offset##_enable, S_IRUGO | S_IWUSR, \
+ show_pwm_enable, set_pwm_enable, offset - 1); \
+static SENSOR_DEVICE_ATTR(pwm##offset##_freq, S_IRUGO | S_IWUSR, \
+ show_pwm_freq, set_pwm_freq, offset - 1)
show_pwm_reg(1);
show_pwm_reg(2);
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf( buf, "%d\n", INSEXT_FROM_REG(nr,
- data->in[nr],
- data->in_ext[nr],
- data->adc_scale) );
+ return sprintf(buf, "%d\n", INSEXT_FROM_REG(nr, data->in[nr],
+ data->in_ext[nr]));
}
-static ssize_t show_in_min(struct device *dev, struct device_attribute *attr,
+static ssize_t show_in_min(struct device *dev, struct device_attribute *attr,
char *buf)
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", INS_FROM_REG(nr, data->in_min[nr]) );
+ return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_min[nr]));
}
static ssize_t set_in_min(struct device *dev, struct device_attribute *attr,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", INS_FROM_REG(nr, data->in_max[nr]) );
+ return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_max[nr]));
}
static ssize_t set_in_max(struct device *dev, struct device_attribute *attr,
show_in_reg(2);
show_in_reg(3);
show_in_reg(4);
+show_in_reg(5);
+show_in_reg(6);
+show_in_reg(7);
/* Temps */
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMPEXT_FROM_REG(data->temp[nr],
- data->temp_ext[nr],
- data->adc_scale) );
+ return sprintf(buf, "%d\n", TEMPEXT_FROM_REG(data->temp[nr],
+ data->temp_ext[nr]));
}
static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_min[nr]) );
+ return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[nr]));
}
static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr,
struct lm85_data *data = i2c_get_clientdata(client);
long val = simple_strtol(buf, NULL, 10);
+ if (IS_ADT7468_OFF64(data))
+ val += 64;
+
mutex_lock(&data->update_lock);
data->temp_min[nr] = TEMP_TO_REG(val);
lm85_write_value(client, LM85_REG_TEMP_MIN(nr), data->temp_min[nr]);
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_max[nr]) );
+ return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[nr]));
}
static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct lm85_data *data = i2c_get_clientdata(client);
- long val = simple_strtol(buf, NULL, 10);
+ long val = simple_strtol(buf, NULL, 10);
+
+ if (IS_ADT7468_OFF64(data))
+ val += 64;
mutex_lock(&data->update_lock);
data->temp_max[nr] = TEMP_TO_REG(val);
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", ZONE_FROM_REG(data->autofan[nr].config));
+ return sprintf(buf, "%d\n", ZONE_FROM_REG(data->autofan[nr].config));
}
static ssize_t set_pwm_auto_channels(struct device *dev,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct lm85_data *data = i2c_get_clientdata(client);
- long val = simple_strtol(buf, NULL, 10);
+ long val = simple_strtol(buf, NULL, 10);
mutex_lock(&data->update_lock);
data->autofan[nr].config = (data->autofan[nr].config & (~0xe0))
- | ZONE_TO_REG(val) ;
+ | ZONE_TO_REG(val);
lm85_write_value(client, LM85_REG_AFAN_CONFIG(nr),
data->autofan[nr].config);
mutex_unlock(&data->update_lock);
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", PWM_FROM_REG(data->autofan[nr].min_pwm));
+ return sprintf(buf, "%d\n", PWM_FROM_REG(data->autofan[nr].min_pwm));
}
static ssize_t set_pwm_auto_pwm_min(struct device *dev,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", data->autofan[nr].min_off);
+ return sprintf(buf, "%d\n", data->autofan[nr].min_off);
}
static ssize_t set_pwm_auto_pwm_minctl(struct device *dev,
struct i2c_client *client = to_i2c_client(dev);
struct lm85_data *data = i2c_get_clientdata(client);
long val = simple_strtol(buf, NULL, 10);
+ u8 tmp;
mutex_lock(&data->update_lock);
data->autofan[nr].min_off = val;
- lm85_write_value(client, LM85_REG_AFAN_SPIKE1, data->smooth[0]
- | data->syncpwm3
- | (data->autofan[0].min_off ? 0x20 : 0)
- | (data->autofan[1].min_off ? 0x40 : 0)
- | (data->autofan[2].min_off ? 0x80 : 0)
- );
- mutex_unlock(&data->update_lock);
- return count;
-}
-
-static ssize_t show_pwm_auto_pwm_freq(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- int nr = to_sensor_dev_attr(attr)->index;
- struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", FREQ_FROM_REG(data->autofan[nr].freq));
-}
-
-static ssize_t set_pwm_auto_pwm_freq(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t count)
-{
- int nr = to_sensor_dev_attr(attr)->index;
- struct i2c_client *client = to_i2c_client(dev);
- struct lm85_data *data = i2c_get_clientdata(client);
- long val = simple_strtol(buf, NULL, 10);
-
- mutex_lock(&data->update_lock);
- data->autofan[nr].freq = FREQ_TO_REG(val);
- lm85_write_value(client, LM85_REG_AFAN_RANGE(nr),
- (data->zone[nr].range << 4)
- | data->autofan[nr].freq
- );
+ tmp = lm85_read_value(client, LM85_REG_AFAN_SPIKE1);
+ tmp &= ~(0x20 << nr);
+ if (data->autofan[nr].min_off)
+ tmp |= 0x20 << nr;
+ lm85_write_value(client, LM85_REG_AFAN_SPIKE1, tmp);
mutex_unlock(&data->update_lock);
return count;
}
set_pwm_auto_pwm_min, offset - 1); \
static SENSOR_DEVICE_ATTR(pwm##offset##_auto_pwm_minctl, \
S_IRUGO | S_IWUSR, show_pwm_auto_pwm_minctl, \
- set_pwm_auto_pwm_minctl, offset - 1); \
-static SENSOR_DEVICE_ATTR(pwm##offset##_auto_pwm_freq, \
- S_IRUGO | S_IWUSR, show_pwm_auto_pwm_freq, \
- set_pwm_auto_pwm_freq, offset - 1);
+ set_pwm_auto_pwm_minctl, offset - 1)
pwm_auto(1);
pwm_auto(2);
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMP_FROM_REG(data->zone[nr].limit) -
+ return sprintf(buf, "%d\n", TEMP_FROM_REG(data->zone[nr].limit) -
HYST_FROM_REG(data->zone[nr].hyst));
}
min = TEMP_FROM_REG(data->zone[nr].limit);
data->zone[nr].off_desired = TEMP_TO_REG(val);
data->zone[nr].hyst = HYST_TO_REG(min - val);
- if ( nr == 0 || nr == 1 ) {
+ if (nr == 0 || nr == 1) {
lm85_write_value(client, LM85_REG_AFAN_HYST1,
(data->zone[0].hyst << 4)
- | data->zone[1].hyst
- );
+ | data->zone[1].hyst);
} else {
lm85_write_value(client, LM85_REG_AFAN_HYST2,
- (data->zone[2].hyst << 4)
- );
+ (data->zone[2].hyst << 4));
}
mutex_unlock(&data->update_lock);
return count;
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMP_FROM_REG(data->zone[nr].limit) );
+ return sprintf(buf, "%d\n", TEMP_FROM_REG(data->zone[nr].limit));
}
static ssize_t set_temp_auto_temp_min(struct device *dev,
TEMP_FROM_REG(data->zone[nr].limit));
lm85_write_value(client, LM85_REG_AFAN_RANGE(nr),
((data->zone[nr].range & 0x0f) << 4)
- | (data->autofan[nr].freq & 0x07));
+ | (data->pwm_freq[nr] & 0x07));
/* Update temp_auto_hyst and temp_auto_off */
data->zone[nr].hyst = HYST_TO_REG(TEMP_FROM_REG(
data->zone[nr].limit) - TEMP_FROM_REG(
data->zone[nr].off_desired));
- if ( nr == 0 || nr == 1 ) {
+ if (nr == 0 || nr == 1) {
lm85_write_value(client, LM85_REG_AFAN_HYST1,
(data->zone[0].hyst << 4)
- | data->zone[1].hyst
- );
+ | data->zone[1].hyst);
} else {
lm85_write_value(client, LM85_REG_AFAN_HYST2,
- (data->zone[2].hyst << 4)
- );
+ (data->zone[2].hyst << 4));
}
mutex_unlock(&data->update_lock);
return count;
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMP_FROM_REG(data->zone[nr].limit) +
+ return sprintf(buf, "%d\n", TEMP_FROM_REG(data->zone[nr].limit) +
RANGE_FROM_REG(data->zone[nr].range));
}
val - min);
lm85_write_value(client, LM85_REG_AFAN_RANGE(nr),
((data->zone[nr].range & 0x0f) << 4)
- | (data->autofan[nr].freq & 0x07));
+ | (data->pwm_freq[nr] & 0x07));
mutex_unlock(&data->update_lock);
return count;
}
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMP_FROM_REG(data->zone[nr].critical));
+ return sprintf(buf, "%d\n", TEMP_FROM_REG(data->zone[nr].critical));
}
static ssize_t set_temp_auto_temp_crit(struct device *dev,
- struct device_attribute *attr,const char *buf, size_t count)
+ struct device_attribute *attr, const char *buf, size_t count)
{
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
temp_auto(2);
temp_auto(3);
-static int lm85_attach_adapter(struct i2c_adapter *adapter)
-{
- if (!(adapter->class & I2C_CLASS_HWMON))
- return 0;
- return i2c_probe(adapter, &addr_data, lm85_detect);
-}
-
static struct attribute *lm85_attributes[] = {
&sensor_dev_attr_fan1_input.dev_attr.attr,
&sensor_dev_attr_fan2_input.dev_attr.attr,
&sensor_dev_attr_fan2_min.dev_attr.attr,
&sensor_dev_attr_fan3_min.dev_attr.attr,
&sensor_dev_attr_fan4_min.dev_attr.attr,
+ &sensor_dev_attr_fan1_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan2_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan3_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan4_alarm.dev_attr.attr,
&sensor_dev_attr_pwm1.dev_attr.attr,
&sensor_dev_attr_pwm2.dev_attr.attr,
&sensor_dev_attr_pwm1_enable.dev_attr.attr,
&sensor_dev_attr_pwm2_enable.dev_attr.attr,
&sensor_dev_attr_pwm3_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm1_freq.dev_attr.attr,
+ &sensor_dev_attr_pwm2_freq.dev_attr.attr,
+ &sensor_dev_attr_pwm3_freq.dev_attr.attr,
&sensor_dev_attr_in0_input.dev_attr.attr,
&sensor_dev_attr_in1_input.dev_attr.attr,
&sensor_dev_attr_in1_max.dev_attr.attr,
&sensor_dev_attr_in2_max.dev_attr.attr,
&sensor_dev_attr_in3_max.dev_attr.attr,
+ &sensor_dev_attr_in0_alarm.dev_attr.attr,
+ &sensor_dev_attr_in1_alarm.dev_attr.attr,
+ &sensor_dev_attr_in2_alarm.dev_attr.attr,
+ &sensor_dev_attr_in3_alarm.dev_attr.attr,
&sensor_dev_attr_temp1_input.dev_attr.attr,
&sensor_dev_attr_temp2_input.dev_attr.attr,
&sensor_dev_attr_temp1_max.dev_attr.attr,
&sensor_dev_attr_temp2_max.dev_attr.attr,
&sensor_dev_attr_temp3_max.dev_attr.attr,
+ &sensor_dev_attr_temp1_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp2_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp3_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp1_fault.dev_attr.attr,
+ &sensor_dev_attr_temp3_fault.dev_attr.attr,
&sensor_dev_attr_pwm1_auto_channels.dev_attr.attr,
&sensor_dev_attr_pwm2_auto_channels.dev_attr.attr,
&sensor_dev_attr_pwm1_auto_pwm_minctl.dev_attr.attr,
&sensor_dev_attr_pwm2_auto_pwm_minctl.dev_attr.attr,
&sensor_dev_attr_pwm3_auto_pwm_minctl.dev_attr.attr,
- &sensor_dev_attr_pwm1_auto_pwm_freq.dev_attr.attr,
- &sensor_dev_attr_pwm2_auto_pwm_freq.dev_attr.attr,
- &sensor_dev_attr_pwm3_auto_pwm_freq.dev_attr.attr,
&sensor_dev_attr_temp1_auto_temp_off.dev_attr.attr,
&sensor_dev_attr_temp2_auto_temp_off.dev_attr.attr,
.attrs = lm85_attributes,
};
-static struct attribute *lm85_attributes_opt[] = {
+static struct attribute *lm85_attributes_in4[] = {
&sensor_dev_attr_in4_input.dev_attr.attr,
&sensor_dev_attr_in4_min.dev_attr.attr,
&sensor_dev_attr_in4_max.dev_attr.attr,
+ &sensor_dev_attr_in4_alarm.dev_attr.attr,
+ NULL
+};
+
+static const struct attribute_group lm85_group_in4 = {
+ .attrs = lm85_attributes_in4,
+};
+
+static struct attribute *lm85_attributes_in567[] = {
+ &sensor_dev_attr_in5_input.dev_attr.attr,
+ &sensor_dev_attr_in6_input.dev_attr.attr,
+ &sensor_dev_attr_in7_input.dev_attr.attr,
+ &sensor_dev_attr_in5_min.dev_attr.attr,
+ &sensor_dev_attr_in6_min.dev_attr.attr,
+ &sensor_dev_attr_in7_min.dev_attr.attr,
+ &sensor_dev_attr_in5_max.dev_attr.attr,
+ &sensor_dev_attr_in6_max.dev_attr.attr,
+ &sensor_dev_attr_in7_max.dev_attr.attr,
+ &sensor_dev_attr_in5_alarm.dev_attr.attr,
+ &sensor_dev_attr_in6_alarm.dev_attr.attr,
+ &sensor_dev_attr_in7_alarm.dev_attr.attr,
NULL
};
-static const struct attribute_group lm85_group_opt = {
- .attrs = lm85_attributes_opt,
+static const struct attribute_group lm85_group_in567 = {
+ .attrs = lm85_attributes_in567,
};
-static int lm85_detect(struct i2c_adapter *adapter, int address,
- int kind)
+static void lm85_init_client(struct i2c_client *client)
{
- int company, verstep ;
- struct i2c_client *new_client = NULL;
- struct lm85_data *data;
- int err = 0;
- const char *type_name = "";
+ int value;
- if (!i2c_check_functionality(adapter,
- I2C_FUNC_SMBUS_BYTE_DATA)) {
- /* We need to be able to do byte I/O */
- goto ERROR0 ;
- };
+ /* Start monitoring if needed */
+ value = lm85_read_value(client, LM85_REG_CONFIG);
+ if (!(value & 0x01)) {
+ dev_info(&client->dev, "Starting monitoring\n");
+ lm85_write_value(client, LM85_REG_CONFIG, value | 0x01);
+ }
+
+ /* Warn about unusual configuration bits */
+ if (value & 0x02)
+ dev_warn(&client->dev, "Device configuration is locked\n");
+ if (!(value & 0x04))
+ dev_warn(&client->dev, "Device is not ready\n");
+}
+
+static int lm85_is_fake(struct i2c_client *client)
+{
+ /*
+ * Differenciate between real LM96000 and Winbond WPCD377I. The latter
+ * emulate the former except that it has no hardware monitoring function
+ * so the readings are always 0.
+ */
+ int i;
+ u8 in_temp, fan;
+
+ for (i = 0; i < 8; i++) {
+ in_temp = i2c_smbus_read_byte_data(client, 0x20 + i);
+ fan = i2c_smbus_read_byte_data(client, 0x28 + i);
+ if (in_temp != 0x00 || fan != 0xff)
+ return 0;
+ }
+
+ return 1;
+}
- /* 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 lm85_{read,write}_value. */
+/* Return 0 if detection is successful, -ENODEV otherwise */
+static int lm85_detect(struct i2c_client *client, struct i2c_board_info *info)
+{
+ struct i2c_adapter *adapter = client->adapter;
+ int address = client->addr;
+ const char *type_name;
+ int company, verstep;
- if (!(data = kzalloc(sizeof(struct lm85_data), GFP_KERNEL))) {
- err = -ENOMEM;
- goto ERROR0;
+ if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
+ /* We need to be able to do byte I/O */
+ return -ENODEV;
}
- new_client = &data->client;
- i2c_set_clientdata(new_client, data);
- new_client->addr = address;
- new_client->adapter = adapter;
- new_client->driver = &lm85_driver;
- new_client->flags = 0;
-
- /* Now, we do the remaining detection. */
-
- company = lm85_read_value(new_client, LM85_REG_COMPANY);
- verstep = lm85_read_value(new_client, LM85_REG_VERSTEP);
-
- dev_dbg(&adapter->dev, "Detecting device at %d,0x%02x with"
- " COMPANY: 0x%02x and VERSTEP: 0x%02x\n",
- i2c_adapter_id(new_client->adapter), new_client->addr,
- company, verstep);
-
- /* If auto-detecting, Determine the chip type. */
- if (kind <= 0) {
- dev_dbg(&adapter->dev, "Autodetecting device at %d,0x%02x ...\n",
- i2c_adapter_id(adapter), address );
- if( company == LM85_COMPANY_NATIONAL
- && verstep == LM85_VERSTEP_LM85C ) {
- kind = lm85c ;
- } else if( company == LM85_COMPANY_NATIONAL
- && verstep == LM85_VERSTEP_LM85B ) {
- kind = lm85b ;
- } else if( company == LM85_COMPANY_NATIONAL
- && (verstep & LM85_VERSTEP_VMASK) == LM85_VERSTEP_GENERIC ) {
- dev_err(&adapter->dev, "Unrecognized version/stepping 0x%02x"
- " Defaulting to LM85.\n", verstep);
- kind = any_chip ;
- } else if( company == LM85_COMPANY_ANALOG_DEV
- && verstep == LM85_VERSTEP_ADM1027 ) {
- kind = adm1027 ;
- } else if( company == LM85_COMPANY_ANALOG_DEV
- && (verstep == LM85_VERSTEP_ADT7463
- || verstep == LM85_VERSTEP_ADT7463C) ) {
- kind = adt7463 ;
- } else if( company == LM85_COMPANY_ANALOG_DEV
- && (verstep & LM85_VERSTEP_VMASK) == LM85_VERSTEP_GENERIC ) {
- dev_err(&adapter->dev, "Unrecognized version/stepping 0x%02x"
- " Defaulting to Generic LM85.\n", verstep );
- kind = any_chip ;
- } else if( company == LM85_COMPANY_SMSC
- && (verstep == LM85_VERSTEP_EMC6D100_A0
- || verstep == LM85_VERSTEP_EMC6D100_A1) ) {
- /* Unfortunately, we can't tell a '100 from a '101
- * from the registers. Since a '101 is a '100
- * in a package with fewer pins and therefore no
- * 3.3V, 1.5V or 1.8V inputs, perhaps if those
- * inputs read 0, then it's a '101.
- */
- kind = emc6d100 ;
- } else if( company == LM85_COMPANY_SMSC
- && verstep == LM85_VERSTEP_EMC6D102) {
- kind = emc6d102 ;
- } else if( company == LM85_COMPANY_SMSC
- && (verstep & LM85_VERSTEP_VMASK) == LM85_VERSTEP_GENERIC) {
- dev_err(&adapter->dev, "lm85: Detected SMSC chip\n");
- dev_err(&adapter->dev, "lm85: Unrecognized version/stepping 0x%02x"
- " Defaulting to Generic LM85.\n", verstep );
- kind = any_chip ;
- } else if( kind == any_chip
- && (verstep & LM85_VERSTEP_VMASK) == LM85_VERSTEP_GENERIC) {
- dev_err(&adapter->dev, "Generic LM85 Version 6 detected\n");
- /* Leave kind as "any_chip" */
- } else {
- dev_dbg(&adapter->dev, "Autodetection failed\n");
- /* Not an LM85 ... */
- if( kind == any_chip ) { /* User used force=x,y */
- dev_err(&adapter->dev, "Generic LM85 Version 6 not"
- " found at %d,0x%02x. Try force_lm85c.\n",
- i2c_adapter_id(adapter), address );
+ /* Determine the chip type */
+ company = lm85_read_value(client, LM85_REG_COMPANY);
+ verstep = lm85_read_value(client, LM85_REG_VERSTEP);
+
+ dev_dbg(&adapter->dev, "Detecting device at 0x%02x with "
+ "COMPANY: 0x%02x and VERSTEP: 0x%02x\n",
+ address, company, verstep);
+
+ /* All supported chips have the version in common */
+ if ((verstep & LM85_VERSTEP_VMASK) != LM85_VERSTEP_GENERIC &&
+ (verstep & LM85_VERSTEP_VMASK) != LM85_VERSTEP_GENERIC2) {
+ dev_dbg(&adapter->dev,
+ "Autodetection failed: unsupported version\n");
+ return -ENODEV;
+ }
+ type_name = "lm85";
+
+ /* Now, refine the detection */
+ if (company == LM85_COMPANY_NATIONAL) {
+ switch (verstep) {
+ case LM85_VERSTEP_LM85C:
+ type_name = "lm85c";
+ break;
+ case LM85_VERSTEP_LM85B:
+ type_name = "lm85b";
+ break;
+ case LM85_VERSTEP_LM96000_1:
+ case LM85_VERSTEP_LM96000_2:
+ /* Check for Winbond WPCD377I */
+ if (lm85_is_fake(client)) {
+ dev_dbg(&adapter->dev,
+ "Found Winbond WPCD377I, ignoring\n");
+ return -ENODEV;
}
- err = 0 ;
- goto ERROR1;
+ break;
+ }
+ } else if (company == LM85_COMPANY_ANALOG_DEV) {
+ switch (verstep) {
+ case LM85_VERSTEP_ADM1027:
+ type_name = "adm1027";
+ break;
+ case LM85_VERSTEP_ADT7463:
+ case LM85_VERSTEP_ADT7463C:
+ type_name = "adt7463";
+ break;
+ case LM85_VERSTEP_ADT7468_1:
+ case LM85_VERSTEP_ADT7468_2:
+ type_name = "adt7468";
+ break;
+ }
+ } else if (company == LM85_COMPANY_SMSC) {
+ switch (verstep) {
+ case LM85_VERSTEP_EMC6D100_A0:
+ case LM85_VERSTEP_EMC6D100_A1:
+ /* Note: we can't tell a '100 from a '101 */
+ type_name = "emc6d100";
+ break;
+ case LM85_VERSTEP_EMC6D102:
+ type_name = "emc6d102";
+ break;
}
+ } else {
+ dev_dbg(&adapter->dev,
+ "Autodetection failed: unknown vendor\n");
+ return -ENODEV;
}
- /* Fill in the chip specific driver values */
- if ( kind == any_chip ) {
- type_name = "lm85";
- } else if ( kind == lm85b ) {
- type_name = "lm85b";
- } else if ( kind == lm85c ) {
- type_name = "lm85c";
- } else if ( kind == adm1027 ) {
- type_name = "adm1027";
- } else if ( kind == adt7463 ) {
- type_name = "adt7463";
- } else if ( kind == emc6d100){
- type_name = "emc6d100";
- } else if ( kind == emc6d102 ) {
- type_name = "emc6d102";
- }
- strlcpy(new_client->name, type_name, I2C_NAME_SIZE);
+ strlcpy(info->type, type_name, I2C_NAME_SIZE);
+
+ return 0;
+}
+
+static int lm85_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct lm85_data *data;
+ int err;
- /* Fill in the remaining client fields */
- data->type = kind;
- data->valid = 0;
+ data = kzalloc(sizeof(struct lm85_data), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ i2c_set_clientdata(client, data);
+ data->type = id->driver_data;
mutex_init(&data->update_lock);
- /* Tell the I2C layer a new client has arrived */
- if ((err = i2c_attach_client(new_client)))
- goto ERROR1;
+ /* Fill in the chip specific driver values */
+ switch (data->type) {
+ case adm1027:
+ case adt7463:
+ case emc6d100:
+ case emc6d102:
+ data->freq_map = adm1027_freq_map;
+ break;
+ default:
+ data->freq_map = lm85_freq_map;
+ }
/* Set the VRM version */
data->vrm = vid_which_vrm();
/* Initialize the LM85 chip */
- lm85_init_client(new_client);
+ lm85_init_client(client);
/* Register sysfs hooks */
- if ((err = sysfs_create_group(&new_client->dev.kobj, &lm85_group)))
- goto ERROR2;
+ err = sysfs_create_group(&client->dev.kobj, &lm85_group);
+ if (err)
+ goto err_kfree;
- /* The ADT7463 has an optional VRM 10 mode where pin 21 is used
+ /* The ADT7463/68 have an optional VRM 10 mode where pin 21 is used
as a sixth digital VID input rather than an analog input. */
- data->vid = lm85_read_value(new_client, LM85_REG_VID);
- if (!(kind == adt7463 && (data->vid & 0x80)))
- if ((err = device_create_file(&new_client->dev,
- &sensor_dev_attr_in4_input.dev_attr))
- || (err = device_create_file(&new_client->dev,
- &sensor_dev_attr_in4_min.dev_attr))
- || (err = device_create_file(&new_client->dev,
- &sensor_dev_attr_in4_max.dev_attr)))
- goto ERROR3;
-
- data->hwmon_dev = hwmon_device_register(&new_client->dev);
+ data->vid = lm85_read_value(client, LM85_REG_VID);
+ if (!((data->type == adt7463 || data->type == adt7468) &&
+ (data->vid & 0x80)))
+ if ((err = sysfs_create_group(&client->dev.kobj,
+ &lm85_group_in4)))
+ goto err_remove_files;
+
+ /* The EMC6D100 has 3 additional voltage inputs */
+ if (data->type == emc6d100)
+ if ((err = sysfs_create_group(&client->dev.kobj,
+ &lm85_group_in567)))
+ goto err_remove_files;
+
+ data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) {
err = PTR_ERR(data->hwmon_dev);
- goto ERROR3;
+ goto err_remove_files;
}
return 0;
/* Error out and cleanup code */
- ERROR3:
- sysfs_remove_group(&new_client->dev.kobj, &lm85_group);
- sysfs_remove_group(&new_client->dev.kobj, &lm85_group_opt);
- ERROR2:
- i2c_detach_client(new_client);
- ERROR1:
+ err_remove_files:
+ sysfs_remove_group(&client->dev.kobj, &lm85_group);
+ sysfs_remove_group(&client->dev.kobj, &lm85_group_in4);
+ if (data->type == emc6d100)
+ sysfs_remove_group(&client->dev.kobj, &lm85_group_in567);
+ err_kfree:
kfree(data);
- ERROR0:
return err;
}
-static int lm85_detach_client(struct i2c_client *client)
+static int lm85_remove(struct i2c_client *client)
{
struct lm85_data *data = i2c_get_clientdata(client);
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &lm85_group);
- sysfs_remove_group(&client->dev.kobj, &lm85_group_opt);
- i2c_detach_client(client);
+ sysfs_remove_group(&client->dev.kobj, &lm85_group_in4);
+ if (data->type == emc6d100)
+ sysfs_remove_group(&client->dev.kobj, &lm85_group_in567);
kfree(data);
return 0;
}
int res;
/* What size location is it? */
- switch( reg ) {
- case LM85_REG_FAN(0) : /* Read WORD data */
- case LM85_REG_FAN(1) :
- case LM85_REG_FAN(2) :
- case LM85_REG_FAN(3) :
- case LM85_REG_FAN_MIN(0) :
- case LM85_REG_FAN_MIN(1) :
- case LM85_REG_FAN_MIN(2) :
- case LM85_REG_FAN_MIN(3) :
- case LM85_REG_ALARM1 : /* Read both bytes at once */
- res = i2c_smbus_read_byte_data(client, reg) & 0xff ;
- res |= i2c_smbus_read_byte_data(client, reg+1) << 8 ;
- break ;
- case ADT7463_REG_TMIN_CTL1 : /* Read WORD MSB, LSB */
- res = i2c_smbus_read_byte_data(client, reg) << 8 ;
- res |= i2c_smbus_read_byte_data(client, reg+1) & 0xff ;
- break ;
+ switch (reg) {
+ case LM85_REG_FAN(0): /* Read WORD data */
+ case LM85_REG_FAN(1):
+ case LM85_REG_FAN(2):
+ case LM85_REG_FAN(3):
+ case LM85_REG_FAN_MIN(0):
+ case LM85_REG_FAN_MIN(1):
+ case LM85_REG_FAN_MIN(2):
+ case LM85_REG_FAN_MIN(3):
+ case LM85_REG_ALARM1: /* Read both bytes at once */
+ res = i2c_smbus_read_byte_data(client, reg) & 0xff;
+ res |= i2c_smbus_read_byte_data(client, reg + 1) << 8;
+ break;
default: /* Read BYTE data */
res = i2c_smbus_read_byte_data(client, reg);
- break ;
+ break;
}
- return res ;
+ return res;
}
-static int lm85_write_value(struct i2c_client *client, u8 reg, int value)
+static void lm85_write_value(struct i2c_client *client, u8 reg, int value)
{
- int res ;
-
- switch( reg ) {
- case LM85_REG_FAN(0) : /* Write WORD data */
- case LM85_REG_FAN(1) :
- case LM85_REG_FAN(2) :
- case LM85_REG_FAN(3) :
- case LM85_REG_FAN_MIN(0) :
- case LM85_REG_FAN_MIN(1) :
- case LM85_REG_FAN_MIN(2) :
- case LM85_REG_FAN_MIN(3) :
+ switch (reg) {
+ case LM85_REG_FAN(0): /* Write WORD data */
+ case LM85_REG_FAN(1):
+ case LM85_REG_FAN(2):
+ case LM85_REG_FAN(3):
+ case LM85_REG_FAN_MIN(0):
+ case LM85_REG_FAN_MIN(1):
+ case LM85_REG_FAN_MIN(2):
+ case LM85_REG_FAN_MIN(3):
/* NOTE: ALARM is read only, so not included here */
- res = i2c_smbus_write_byte_data(client, reg, value & 0xff) ;
- res |= i2c_smbus_write_byte_data(client, reg+1, (value>>8) & 0xff) ;
- break ;
- case ADT7463_REG_TMIN_CTL1 : /* Write WORD MSB, LSB */
- res = i2c_smbus_write_byte_data(client, reg, (value>>8) & 0xff);
- res |= i2c_smbus_write_byte_data(client, reg+1, value & 0xff) ;
- break ;
+ i2c_smbus_write_byte_data(client, reg, value & 0xff);
+ i2c_smbus_write_byte_data(client, reg + 1, value >> 8);
+ break;
default: /* Write BYTE data */
- res = i2c_smbus_write_byte_data(client, reg, value);
- break ;
+ i2c_smbus_write_byte_data(client, reg, value);
+ break;
}
-
- return res ;
-}
-
-static void lm85_init_client(struct i2c_client *client)
-{
- int value;
- struct lm85_data *data = i2c_get_clientdata(client);
-
- dev_dbg(&client->dev, "Initializing device\n");
-
- /* Warn if part was not "READY" */
- value = lm85_read_value(client, LM85_REG_CONFIG);
- dev_dbg(&client->dev, "LM85_REG_CONFIG is: 0x%02x\n", value);
- if( value & 0x02 ) {
- dev_err(&client->dev, "Client (%d,0x%02x) config is locked.\n",
- i2c_adapter_id(client->adapter), client->addr );
- };
- if( ! (value & 0x04) ) {
- dev_err(&client->dev, "Client (%d,0x%02x) is not ready.\n",
- i2c_adapter_id(client->adapter), client->addr );
- };
- if( value & 0x10
- && ( data->type == adm1027
- || data->type == adt7463 ) ) {
- dev_err(&client->dev, "Client (%d,0x%02x) VxI mode is set. "
- "Please report this to the lm85 maintainer.\n",
- i2c_adapter_id(client->adapter), client->addr );
- };
-
- /* WE INTENTIONALLY make no changes to the limits,
- * offsets, pwms, fans and zones. If they were
- * configured, we don't want to mess with them.
- * If they weren't, the default is 100% PWM, no
- * control and will suffice until 'sensors -s'
- * can be run by the user.
- */
-
- /* Start monitoring */
- value = lm85_read_value(client, LM85_REG_CONFIG);
- /* Try to clear LOCK, Set START, save everything else */
- value = (value & ~ 0x02) | 0x01 ;
- dev_dbg(&client->dev, "Setting CONFIG to: 0x%02x\n", value);
- lm85_write_value(client, LM85_REG_CONFIG, value);
}
static struct lm85_data *lm85_update_device(struct device *dev)
mutex_lock(&data->update_lock);
- if ( !data->valid ||
- time_after(jiffies, data->last_reading + LM85_DATA_INTERVAL) ) {
+ if (!data->valid ||
+ time_after(jiffies, data->last_reading + LM85_DATA_INTERVAL)) {
/* Things that change quickly */
dev_dbg(&client->dev, "Reading sensor values\n");
-
+
/* Have to read extended bits first to "freeze" the
* more significant bits that are read later.
+ * There are 2 additional resolution bits per channel and we
+ * have room for 4, so we shift them to the left.
*/
- if ( (data->type == adm1027) || (data->type == adt7463) ) {
+ if (data->type == adm1027 || data->type == adt7463 ||
+ data->type == adt7468) {
int ext1 = lm85_read_value(client,
ADM1027_REG_EXTEND_ADC1);
int ext2 = lm85_read_value(client,
ADM1027_REG_EXTEND_ADC2);
int val = (ext1 << 8) + ext2;
- for(i = 0; i <= 4; i++)
- data->in_ext[i] = (val>>(i * 2))&0x03;
+ for (i = 0; i <= 4; i++)
+ data->in_ext[i] =
+ ((val >> (i * 2)) & 0x03) << 2;
- for(i = 0; i <= 2; i++)
- data->temp_ext[i] = (val>>((i + 5) * 2))&0x03;
+ for (i = 0; i <= 2; i++)
+ data->temp_ext[i] =
+ (val >> ((i + 4) * 2)) & 0x0c;
}
- /* adc_scale is 2^(number of LSBs). There are 4 extra bits in
- the emc6d102 and 2 in the adt7463 and adm1027. In all
- other chips ext is always 0 and the value of scale is
- irrelevant. So it is left in 4*/
- data->adc_scale = (data->type == emc6d102 ) ? 16 : 4;
-
data->vid = lm85_read_value(client, LM85_REG_VID);
for (i = 0; i <= 3; ++i) {
data->in[i] =
lm85_read_value(client, LM85_REG_IN(i));
+ data->fan[i] =
+ lm85_read_value(client, LM85_REG_FAN(i));
}
- if (!(data->type == adt7463 && (data->vid & 0x80))) {
+ if (!((data->type == adt7463 || data->type == adt7468) &&
+ (data->vid & 0x80))) {
data->in[4] = lm85_read_value(client,
LM85_REG_IN(4));
}
- for (i = 0; i <= 3; ++i) {
- data->fan[i] =
- lm85_read_value(client, LM85_REG_FAN(i));
- }
+ if (data->type == adt7468)
+ data->cfg5 = lm85_read_value(client, ADT7468_REG_CFG5);
for (i = 0; i <= 2; ++i) {
data->temp[i] =
lm85_read_value(client, LM85_REG_TEMP(i));
- }
-
- for (i = 0; i <= 2; ++i) {
data->pwm[i] =
lm85_read_value(client, LM85_REG_PWM(i));
+
+ if (IS_ADT7468_OFF64(data))
+ data->temp[i] -= 64;
}
data->alarms = lm85_read_value(client, LM85_REG_ALARM1);
- if ( data->type == adt7463 ) {
- if( data->therm_total < ULONG_MAX - 256 ) {
- data->therm_total +=
- lm85_read_value(client, ADT7463_REG_THERM );
- }
- } else if ( data->type == emc6d100 ) {
+ if (data->type == emc6d100) {
/* Three more voltage sensors */
for (i = 5; i <= 7; ++i) {
- data->in[i] =
- lm85_read_value(client, EMC6D100_REG_IN(i));
+ data->in[i] = lm85_read_value(client,
+ EMC6D100_REG_IN(i));
}
/* More alarm bits */
- data->alarms |=
- lm85_read_value(client, EMC6D100_REG_ALARM3) << 16;
- } else if (data->type == emc6d102 ) {
+ data->alarms |= lm85_read_value(client,
+ EMC6D100_REG_ALARM3) << 16;
+ } else if (data->type == emc6d102) {
/* Have to read LSB bits after the MSB ones because
the reading of the MSB bits has frozen the
LSBs (backward from the ADM1027).
EMC6D102_REG_EXTEND_ADC4);
data->in_ext[0] = ext3 & 0x0f;
data->in_ext[1] = ext4 & 0x0f;
- data->in_ext[2] = (ext4 >> 4) & 0x0f;
- data->in_ext[3] = (ext3 >> 4) & 0x0f;
- data->in_ext[4] = (ext2 >> 4) & 0x0f;
+ data->in_ext[2] = ext4 >> 4;
+ data->in_ext[3] = ext3 >> 4;
+ data->in_ext[4] = ext2 >> 4;
data->temp_ext[0] = ext1 & 0x0f;
data->temp_ext[1] = ext2 & 0x0f;
- data->temp_ext[2] = (ext1 >> 4) & 0x0f;
+ data->temp_ext[2] = ext1 >> 4;
}
- data->last_reading = jiffies ;
- }; /* last_reading */
+ data->last_reading = jiffies;
+ } /* last_reading */
- if ( !data->valid ||
- time_after(jiffies, data->last_config + LM85_CONFIG_INTERVAL) ) {
+ if (!data->valid ||
+ time_after(jiffies, data->last_config + LM85_CONFIG_INTERVAL)) {
/* Things that don't change often */
dev_dbg(&client->dev, "Reading config values\n");
lm85_read_value(client, LM85_REG_IN_MIN(i));
data->in_max[i] =
lm85_read_value(client, LM85_REG_IN_MAX(i));
+ data->fan_min[i] =
+ lm85_read_value(client, LM85_REG_FAN_MIN(i));
}
- if (!(data->type == adt7463 && (data->vid & 0x80))) {
+ if (!((data->type == adt7463 || data->type == adt7468) &&
+ (data->vid & 0x80))) {
data->in_min[4] = lm85_read_value(client,
LM85_REG_IN_MIN(4));
data->in_max[4] = lm85_read_value(client,
LM85_REG_IN_MAX(4));
}
- if ( data->type == emc6d100 ) {
+ if (data->type == emc6d100) {
for (i = 5; i <= 7; ++i) {
- data->in_min[i] =
- lm85_read_value(client, EMC6D100_REG_IN_MIN(i));
- data->in_max[i] =
- lm85_read_value(client, EMC6D100_REG_IN_MAX(i));
+ data->in_min[i] = lm85_read_value(client,
+ EMC6D100_REG_IN_MIN(i));
+ data->in_max[i] = lm85_read_value(client,
+ EMC6D100_REG_IN_MAX(i));
}
}
- for (i = 0; i <= 3; ++i) {
- data->fan_min[i] =
- lm85_read_value(client, LM85_REG_FAN_MIN(i));
- }
-
for (i = 0; i <= 2; ++i) {
+ int val;
+
data->temp_min[i] =
lm85_read_value(client, LM85_REG_TEMP_MIN(i));
data->temp_max[i] =
lm85_read_value(client, LM85_REG_TEMP_MAX(i));
- }
- for (i = 0; i <= 2; ++i) {
- int val ;
data->autofan[i].config =
lm85_read_value(client, LM85_REG_AFAN_CONFIG(i));
val = lm85_read_value(client, LM85_REG_AFAN_RANGE(i));
- data->autofan[i].freq = val & 0x07 ;
- data->zone[i].range = (val >> 4) & 0x0f ;
+ data->pwm_freq[i] = val & 0x07;
+ data->zone[i].range = val >> 4;
data->autofan[i].min_pwm =
lm85_read_value(client, LM85_REG_AFAN_MINPWM(i));
data->zone[i].limit =
lm85_read_value(client, LM85_REG_AFAN_LIMIT(i));
data->zone[i].critical =
lm85_read_value(client, LM85_REG_AFAN_CRITICAL(i));
+
+ if (IS_ADT7468_OFF64(data)) {
+ data->temp_min[i] -= 64;
+ data->temp_max[i] -= 64;
+ data->zone[i].limit -= 64;
+ data->zone[i].critical -= 64;
+ }
}
i = lm85_read_value(client, LM85_REG_AFAN_SPIKE1);
- data->smooth[0] = i & 0x0f ;
- data->syncpwm3 = i & 0x10 ; /* Save PWM3 config */
- data->autofan[0].min_off = (i & 0x20) != 0 ;
- data->autofan[1].min_off = (i & 0x40) != 0 ;
- data->autofan[2].min_off = (i & 0x80) != 0 ;
- i = lm85_read_value(client, LM85_REG_AFAN_SPIKE2);
- data->smooth[1] = (i>>4) & 0x0f ;
- data->smooth[2] = i & 0x0f ;
+ data->autofan[0].min_off = (i & 0x20) != 0;
+ data->autofan[1].min_off = (i & 0x40) != 0;
+ data->autofan[2].min_off = (i & 0x80) != 0;
i = lm85_read_value(client, LM85_REG_AFAN_HYST1);
- data->zone[0].hyst = (i>>4) & 0x0f ;
- data->zone[1].hyst = i & 0x0f ;
+ data->zone[0].hyst = i >> 4;
+ data->zone[1].hyst = i & 0x0f;
i = lm85_read_value(client, LM85_REG_AFAN_HYST2);
- data->zone[2].hyst = (i>>4) & 0x0f ;
-
- if ( (data->type == lm85b) || (data->type == lm85c) ) {
- data->tach_mode = lm85_read_value(client,
- LM85_REG_TACH_MODE );
- data->spinup_ctl = lm85_read_value(client,
- LM85_REG_SPINUP_CTL );
- } else if ( (data->type == adt7463) || (data->type == adm1027) ) {
- if ( data->type == adt7463 ) {
- for (i = 0; i <= 2; ++i) {
- data->oppoint[i] = lm85_read_value(client,
- ADT7463_REG_OPPOINT(i) );
- }
- data->tmin_ctl = lm85_read_value(client,
- ADT7463_REG_TMIN_CTL1 );
- data->therm_limit = lm85_read_value(client,
- ADT7463_REG_THERM_LIMIT );
- }
- for (i = 0; i <= 2; ++i) {
- data->temp_offset[i] = lm85_read_value(client,
- ADM1027_REG_TEMP_OFFSET(i) );
- }
- data->tach_mode = lm85_read_value(client,
- ADM1027_REG_CONFIG3 );
- data->fan_ppr = lm85_read_value(client,
- ADM1027_REG_FAN_PPR );
- }
-
+ data->zone[2].hyst = i >> 4;
+
data->last_config = jiffies;
- }; /* last_config */
+ } /* last_config */
data->valid = 1;
return i2c_add_driver(&lm85_driver);
}
-static void __exit sm_lm85_exit(void)
+static void __exit sm_lm85_exit(void)
{
i2c_del_driver(&lm85_driver);
}
-/* Thanks to Richard Barrington for adding the LM85 to sensors-detect.
- * Thanks to Margit Schubert-While <margitsw@t-online.de> for help with
- * post 2.7.0 CVS changes.
- */
MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, Margit Schubert-While <margitsw@t-online.de>, Justin Thiessen <jthiessen@penguincomputing.com");
+MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, "
+ "Margit Schubert-While <margitsw@t-online.de>, "
+ "Justin Thiessen <jthiessen@penguincomputing.com>");
MODULE_DESCRIPTION("LM85-B, LM85-C driver");
module_init(sm_lm85_init);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff