X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fhwmon%2Fadm9240.c;h=5ddc22fea4a37e665180a3591a680e0c5f62f0c0;hb=5367f2d67c7d0bf1faae90e6e7b4e2ac3c9b5e0f;hp=bc7faef162f7b562fc99a8c8481d73c0809e6e2c;hpb=ddbf9ef385bfbef897210733abfb73cb9b94ecec;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/hwmon/adm9240.c b/drivers/hwmon/adm9240.c
index bc7faef162f..5ddc22fea4a 100644
--- a/drivers/hwmon/adm9240.c
+++ b/drivers/hwmon/adm9240.c
@@ -45,6 +45,7 @@
 #include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/i2c.h>
+#include <linux/hwmon-sysfs.h>
 #include <linux/hwmon.h>
 #include <linux/hwmon-vid.h>
 #include <linux/err.h>
@@ -69,8 +70,7 @@ I2C_CLIENT_INSMOD_3(adm9240, ds1780, lm81);
 #define ADM9240_REG_INT(nr)		(0x41 + (nr))
 #define ADM9240_REG_INT_MASK(nr)	(0x43 + (nr))
 #define ADM9240_REG_TEMP		0x27
-#define ADM9240_REG_TEMP_HIGH		0x39
-#define ADM9240_REG_TEMP_HYST		0x3a
+#define ADM9240_REG_TEMP_MAX(nr)	(0x39 + (nr)) /* 0, 1 = high, hyst */
 #define ADM9240_REG_ANALOG_OUT		0x19
 #define ADM9240_REG_CHASSIS_CLEAR	0x46
 #define ADM9240_REG_VID_FAN_DIV		0x47
@@ -137,10 +137,10 @@ static struct adm9240_data *adm9240_update_device(struct device *dev);
 
 /* driver data */
 static struct i2c_driver adm9240_driver = {
-	.owner		= THIS_MODULE,
-	.name		= "adm9240",
+	.driver = {
+		.name	= "adm9240",
+	},
 	.id		= I2C_DRIVERID_ADM9240,
-	.flags		= I2C_DF_NOTIFY,
 	.attach_adapter	= adm9240_attach_adapter,
 	.detach_client	= adm9240_detach_client,
 };
@@ -162,177 +162,155 @@ struct adm9240_data {
 	u8 fan_min[2];		/* rw	fan1_min */
 	u8 fan_div[2];		/* rw	fan1_div, read-only accessor */
 	s16 temp;		/* ro	temp1_input, 9-bit sign-extended */
-	s8 temp_high;		/* rw	temp1_max */
-	s8 temp_hyst;		/* rw	temp1_max_hyst */
+	s8 temp_max[2];		/* rw	0 -> temp_max, 1 -> temp_max_hyst */
 	u16 alarms;		/* ro	alarms */
 	u8 aout;		/* rw	aout_output */
 	u8 vid;			/* ro	vid */
 	u8 vrm;			/* --	vrm set on startup, no accessor */
 };
 
-/* i2c byte read/write interface */
-static int adm9240_read_value(struct i2c_client *client, u8 reg)
+/*** sysfs accessors ***/
+
+/* temperature */
+static ssize_t show_temp(struct device *dev, struct device_attribute *dummy,
+		char *buf)
 {
-	return i2c_smbus_read_byte_data(client, reg);
+	struct adm9240_data *data = adm9240_update_device(dev);
+	return sprintf(buf, "%d\n", data->temp * 500); /* 9-bit value */
 }
 
-static int adm9240_write_value(struct i2c_client *client, u8 reg, u8 value)
+static ssize_t show_max(struct device *dev, struct device_attribute *devattr,
+		char *buf)
 {
-	return i2c_smbus_write_byte_data(client, reg, value);
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+	struct adm9240_data *data = adm9240_update_device(dev);
+	return sprintf(buf, "%d\n", data->temp_max[attr->index] * 1000);
 }
 
-/*** sysfs accessors ***/
+static ssize_t set_max(struct device *dev, struct device_attribute *devattr,
+		const char *buf, size_t count)
+{
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+	struct i2c_client *client = to_i2c_client(dev);
+	struct adm9240_data *data = i2c_get_clientdata(client);
+	long val = simple_strtol(buf, NULL, 10);
+
+	down(&data->update_lock);
+	data->temp_max[attr->index] = TEMP_TO_REG(val);
+	i2c_smbus_write_byte_data(client, ADM9240_REG_TEMP_MAX(attr->index),
+			data->temp_max[attr->index]);
+	up(&data->update_lock);
+	return count;
+}
 
-/* temperature */
-#define show_temp(value, scale)					\
-static ssize_t show_##value(struct device *dev,			\
-			    struct device_attribute *attr,	\
-			    char *buf)				\
-{								\
-	struct adm9240_data *data = adm9240_update_device(dev);	\
-	return sprintf(buf, "%d\n", data->value * scale);	\
-}
-show_temp(temp_high, 1000);
-show_temp(temp_hyst, 1000);
-show_temp(temp, 500); /* 0.5'C per bit */
-
-#define set_temp(value, reg)					\
-static ssize_t set_##value(struct device *dev, 			\
-			   struct device_attribute *attr,	\
-			   const char *buf, size_t count)	\
-{								\
-	struct i2c_client *client = to_i2c_client(dev);		\
-	struct adm9240_data *data = adm9240_update_device(dev);	\
-	long temp = simple_strtoul(buf, NULL, 10);		\
-								\
-	down(&data->update_lock);				\
-	data->value = TEMP_TO_REG(temp);			\
-	adm9240_write_value(client, reg, data->value);		\
-	up(&data->update_lock);					\
-	return count;						\
-}
-
-set_temp(temp_high, ADM9240_REG_TEMP_HIGH);
-set_temp(temp_hyst, ADM9240_REG_TEMP_HYST);
-
-static DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO,
-		show_temp_high, set_temp_high);
-static DEVICE_ATTR(temp1_max_hyst, S_IWUSR | S_IRUGO,
-		show_temp_hyst, set_temp_hyst);
 static DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL);
+static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO,
+		show_max, set_max, 0);
+static SENSOR_DEVICE_ATTR(temp1_max_hyst, S_IWUSR | S_IRUGO,
+		show_max, set_max, 1);
 
 /* voltage */
-static ssize_t show_in(struct device *dev, char *buf, int nr)
+static ssize_t show_in(struct device *dev, struct device_attribute *devattr,
+		char *buf)
 {
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
 	struct adm9240_data *data = adm9240_update_device(dev);
-	return sprintf(buf, "%d\n", IN_FROM_REG(data->in[nr], nr));
+	return sprintf(buf, "%d\n", IN_FROM_REG(data->in[attr->index],
+				attr->index));
 }
 
-static ssize_t show_in_min(struct device *dev, char *buf, int nr)
+static ssize_t show_in_min(struct device *dev,
+		struct device_attribute *devattr, char *buf)
 {
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
 	struct adm9240_data *data = adm9240_update_device(dev);
-	return sprintf(buf, "%d\n", IN_FROM_REG(data->in_min[nr], nr));
+	return sprintf(buf, "%d\n", IN_FROM_REG(data->in_min[attr->index],
+				attr->index));
 }
 
-static ssize_t show_in_max(struct device *dev, char *buf, int nr)
+static ssize_t show_in_max(struct device *dev,
+		struct device_attribute *devattr, char *buf)
 {
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
 	struct adm9240_data *data = adm9240_update_device(dev);
-	return sprintf(buf, "%d\n", IN_FROM_REG(data->in_max[nr], nr));
+	return sprintf(buf, "%d\n", IN_FROM_REG(data->in_max[attr->index],
+				attr->index));
 }
 
-static ssize_t set_in_min(struct device *dev, const char *buf,
-		size_t count, int nr)
+static ssize_t set_in_min(struct device *dev,
+		struct device_attribute *devattr,
+		const char *buf, size_t count)
 {
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
 	struct i2c_client *client = to_i2c_client(dev);
 	struct adm9240_data *data = i2c_get_clientdata(client);
 	unsigned long val = simple_strtoul(buf, NULL, 10);
 
 	down(&data->update_lock);
-	data->in_min[nr] = IN_TO_REG(val, nr);
-	adm9240_write_value(client, ADM9240_REG_IN_MIN(nr), data->in_min[nr]);
+	data->in_min[attr->index] = IN_TO_REG(val, attr->index);
+	i2c_smbus_write_byte_data(client, ADM9240_REG_IN_MIN(attr->index),
+			data->in_min[attr->index]);
 	up(&data->update_lock);
 	return count;
 }
 
-static ssize_t set_in_max(struct device *dev, const char *buf,
-		size_t count, int nr)
+static ssize_t set_in_max(struct device *dev,
+		struct device_attribute *devattr,
+		const char *buf, size_t count)
 {
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
 	struct i2c_client *client = to_i2c_client(dev);
 	struct adm9240_data *data = i2c_get_clientdata(client);
 	unsigned long val = simple_strtoul(buf, NULL, 10);
 
 	down(&data->update_lock);
-	data->in_max[nr] = IN_TO_REG(val, nr);
-	adm9240_write_value(client, ADM9240_REG_IN_MAX(nr), data->in_max[nr]);
+	data->in_max[attr->index] = IN_TO_REG(val, attr->index);
+	i2c_smbus_write_byte_data(client, ADM9240_REG_IN_MAX(attr->index),
+			data->in_max[attr->index]);
 	up(&data->update_lock);
 	return count;
 }
 
-#define show_in_offset(offset)						\
-static ssize_t show_in##offset(struct device *dev,			\
-			       struct device_attribute *attr,		\
-			       char *buf)				\
-{									\
-	return show_in(dev, buf, offset);				\
-}									\
-static DEVICE_ATTR(in##offset##_input, S_IRUGO, show_in##offset, NULL);	\
-static ssize_t show_in##offset##_min(struct device *dev,		\
-				     struct device_attribute *attr,	\
-				     char *buf)				\
-{									\
-	return show_in_min(dev, buf, offset);				\
-}									\
-static ssize_t show_in##offset##_max(struct device *dev,		\
-				     struct device_attribute *attr,	\
-				     char *buf)				\
-{									\
-	return show_in_max(dev, buf, offset);				\
-}									\
-static ssize_t								\
-set_in##offset##_min(struct device *dev,				\
-		     struct device_attribute *attr, const char *buf,	\
-		     size_t count)					\
-{									\
-	return set_in_min(dev, buf, count, offset);			\
-}									\
-static ssize_t								\
-set_in##offset##_max(struct device *dev,				\
-		     struct device_attribute *attr, const char *buf,	\
-		     size_t count)					\
-{									\
-	return set_in_max(dev, buf, count, offset);			\
-}									\
-static DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR,			\
-		show_in##offset##_min, set_in##offset##_min);		\
-static DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR,			\
-		show_in##offset##_max, set_in##offset##_max);
-
-show_in_offset(0);
-show_in_offset(1);
-show_in_offset(2);
-show_in_offset(3);
-show_in_offset(4);
-show_in_offset(5);
+#define vin(nr)							\
+static SENSOR_DEVICE_ATTR(in##nr##_input, S_IRUGO, 		\
+		show_in, NULL, nr);				\
+static SENSOR_DEVICE_ATTR(in##nr##_min, S_IRUGO | S_IWUSR,	\
+		show_in_min, set_in_min, nr);			\
+static SENSOR_DEVICE_ATTR(in##nr##_max, S_IRUGO | S_IWUSR,	\
+		show_in_max, set_in_max, nr);
+
+vin(0);
+vin(1);
+vin(2);
+vin(3);
+vin(4);
+vin(5);
 
 /* fans */
-static ssize_t show_fan(struct device *dev, char *buf, int nr)
+static ssize_t show_fan(struct device *dev,
+		struct device_attribute *devattr, char *buf)
 {
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
 	struct adm9240_data *data = adm9240_update_device(dev);
-	return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr],
-				1 << data->fan_div[nr]));
+	return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[attr->index],
+				1 << data->fan_div[attr->index]));
 }
 
-static ssize_t show_fan_min(struct device *dev, char *buf, int nr)
+static ssize_t show_fan_min(struct device *dev,
+		struct device_attribute *devattr, char *buf)
 {
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
 	struct adm9240_data *data = adm9240_update_device(dev);
-	return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr],
-				1 << data->fan_div[nr]));
+	return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[attr->index],
+				1 << data->fan_div[attr->index]));
 }
 
-static ssize_t show_fan_div(struct device *dev, char *buf, int nr)
+static ssize_t show_fan_div(struct device *dev,
+		struct device_attribute *devattr, char *buf)
 {
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
 	struct adm9240_data *data = adm9240_update_device(dev);
-	return sprintf(buf, "%d\n", 1 << data->fan_div[nr]);
+	return sprintf(buf, "%d\n", 1 << data->fan_div[attr->index]);
 }
 
 /* write new fan div, callers must hold data->update_lock */
@@ -341,16 +319,16 @@ static void adm9240_write_fan_div(struct i2c_client *client, int nr,
 {
 	u8 reg, old, shift = (nr + 2) * 2;
 
-	reg = adm9240_read_value(client, ADM9240_REG_VID_FAN_DIV);
+	reg = i2c_smbus_read_byte_data(client, ADM9240_REG_VID_FAN_DIV);
 	old = (reg >> shift) & 3;
 	reg &= ~(3 << shift);
 	reg |= (fan_div << shift);
-	adm9240_write_value(client, ADM9240_REG_VID_FAN_DIV, reg);
+	i2c_smbus_write_byte_data(client, ADM9240_REG_VID_FAN_DIV, reg);
 	dev_dbg(&client->dev, "fan%d clock divider changed from %u "
 			"to %u\n", nr + 1, 1 << old, 1 << fan_div);
 }
 
-/* 
+/*
  * set fan speed low limit:
  *
  * - value is zero: disable fan speed low limit alarm
@@ -361,12 +339,15 @@ static void adm9240_write_fan_div(struct i2c_client *client, int nr,
  * - otherwise: select fan clock divider to suit fan speed low limit,
  *   measurement code may adjust registers to ensure fan speed reading
  */
-static ssize_t set_fan_min(struct device *dev, const char *buf,
-		size_t count, int nr)
+static ssize_t set_fan_min(struct device *dev,
+		struct device_attribute *devattr,
+		const char *buf, size_t count)
 {
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
 	struct i2c_client *client = to_i2c_client(dev);
 	struct adm9240_data *data = i2c_get_clientdata(client);
 	unsigned long val = simple_strtoul(buf, NULL, 10);
+	int nr = attr->index;
 	u8 new_div;
 
 	down(&data->update_lock);
@@ -406,50 +387,27 @@ static ssize_t set_fan_min(struct device *dev, const char *buf,
 		data->fan_div[nr] = new_div;
 		adm9240_write_fan_div(client, nr, new_div);
 	}
-	adm9240_write_value(client, ADM9240_REG_FAN_MIN(nr),
+	i2c_smbus_write_byte_data(client, ADM9240_REG_FAN_MIN(nr),
 			data->fan_min[nr]);
 
 	up(&data->update_lock);
 	return count;
 }
 
-#define show_fan_offset(offset)						\
-static ssize_t show_fan_##offset (struct device *dev,			\
-				  struct device_attribute *attr,	\
-				  char *buf)				\
-{									\
-return show_fan(dev, buf, offset - 1);					\
-}									\
-static ssize_t show_fan_##offset##_div (struct device *dev,		\
-					struct device_attribute *attr,	\
-					char *buf)			\
-{									\
-return show_fan_div(dev, buf, offset - 1);				\
-}									\
-static ssize_t show_fan_##offset##_min (struct device *dev,		\
-					struct device_attribute *attr,	\
-					char *buf)			\
-{									\
-return show_fan_min(dev, buf, offset - 1);				\
-}									\
-static ssize_t set_fan_##offset##_min (struct device *dev, 		\
-				       struct device_attribute *attr,	\
-				       const char *buf, size_t count)	\
-{									\
-return set_fan_min(dev, buf, count, offset - 1);			\
-}									\
-static DEVICE_ATTR(fan##offset##_input, S_IRUGO, 			\
-		show_fan_##offset, NULL);				\
-static DEVICE_ATTR(fan##offset##_div, S_IRUGO, 				\
-		show_fan_##offset##_div, NULL);				\
-static DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, 		\
-		show_fan_##offset##_min, set_fan_##offset##_min);
-
-show_fan_offset(1);
-show_fan_offset(2);
+#define fan(nr)							\
+static SENSOR_DEVICE_ATTR(fan##nr##_input, S_IRUGO,		\
+		show_fan, NULL, nr - 1);			\
+static SENSOR_DEVICE_ATTR(fan##nr##_div, S_IRUGO,		\
+		show_fan_div, NULL, nr - 1);			\
+static SENSOR_DEVICE_ATTR(fan##nr##_min, S_IRUGO | S_IWUSR,	\
+		show_fan_min, set_fan_min, nr - 1);
+
+fan(1);
+fan(2);
 
 /* alarms */
-static ssize_t show_alarms(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_alarms(struct device *dev,
+		struct device_attribute *attr, char *buf)
 {
 	struct adm9240_data *data = adm9240_update_device(dev);
 	return sprintf(buf, "%u\n", data->alarms);
@@ -457,7 +415,8 @@ static ssize_t show_alarms(struct device *dev, struct device_attribute *attr, ch
 static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL);
 
 /* vid */
-static ssize_t show_vid(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_vid(struct device *dev,
+		struct device_attribute *attr, char *buf)
 {
 	struct adm9240_data *data = adm9240_update_device(dev);
 	return sprintf(buf, "%d\n", vid_from_reg(data->vid, data->vrm));
@@ -465,13 +424,16 @@ static ssize_t show_vid(struct device *dev, struct device_attribute *attr, char
 static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL);
 
 /* analog output */
-static ssize_t show_aout(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_aout(struct device *dev,
+		struct device_attribute *attr, char *buf)
 {
 	struct adm9240_data *data = adm9240_update_device(dev);
 	return sprintf(buf, "%d\n", AOUT_FROM_REG(data->aout));
 }
 
-static ssize_t set_aout(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+static ssize_t set_aout(struct device *dev,
+		struct device_attribute *attr,
+		const char *buf, size_t count)
 {
 	struct i2c_client *client = to_i2c_client(dev);
 	struct adm9240_data *data = i2c_get_clientdata(client);
@@ -479,20 +441,23 @@ static ssize_t set_aout(struct device *dev, struct device_attribute *attr, const
 
 	down(&data->update_lock);
 	data->aout = AOUT_TO_REG(val);
-	adm9240_write_value(client, ADM9240_REG_ANALOG_OUT, data->aout);
+	i2c_smbus_write_byte_data(client, ADM9240_REG_ANALOG_OUT, data->aout);
 	up(&data->update_lock);
 	return count;
 }
 static DEVICE_ATTR(aout_output, S_IRUGO | S_IWUSR, show_aout, set_aout);
 
 /* chassis_clear */
-static ssize_t chassis_clear(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+static ssize_t chassis_clear(struct device *dev,
+		struct device_attribute *attr,
+		const char *buf, size_t count)
 {
 	struct i2c_client *client = to_i2c_client(dev);
 	unsigned long val = simple_strtol(buf, NULL, 10);
 
 	if (val == 1) {
-		adm9240_write_value(client, ADM9240_REG_CHASSIS_CLEAR, 0x80);
+		i2c_smbus_write_byte_data(client,
+				ADM9240_REG_CHASSIS_CLEAR, 0x80);
 		dev_dbg(&client->dev, "chassis intrusion latch cleared\n");
 	}
 	return count;
@@ -513,11 +478,10 @@ static int adm9240_detect(struct i2c_adapter *adapter, int address, int kind)
 	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
 		goto exit;
 
-	if (!(data = kmalloc(sizeof(struct adm9240_data), GFP_KERNEL))) {
+	if (!(data = kzalloc(sizeof(*data), GFP_KERNEL))) {
 		err = -ENOMEM;
 		goto exit;
 	}
-	memset(data, 0, sizeof(struct adm9240_data));
 
 	new_client = &data->client;
 	i2c_set_clientdata(new_client, data);
@@ -533,7 +497,7 @@ static int adm9240_detect(struct i2c_adapter *adapter, int address, int kind)
 	if (kind < 0) {
 
 		/* verify chip: reg address should match i2c address */
-		if (adm9240_read_value(new_client, ADM9240_REG_I2C_ADDR)
+		if (i2c_smbus_read_byte_data(new_client, ADM9240_REG_I2C_ADDR)
 				!= address) {
 			dev_err(&adapter->dev, "detect fail: address match, "
 					"0x%02x\n", address);
@@ -541,8 +505,8 @@ static int adm9240_detect(struct i2c_adapter *adapter, int address, int kind)
 		}
 
 		/* check known chip manufacturer */
-		man_id = adm9240_read_value(new_client, ADM9240_REG_MAN_ID);
-
+		man_id = i2c_smbus_read_byte_data(new_client,
+				ADM9240_REG_MAN_ID);
 		if (man_id == 0x23) {
 			kind = adm9240;
 		} else if (man_id == 0xda) {
@@ -556,7 +520,8 @@ static int adm9240_detect(struct i2c_adapter *adapter, int address, int kind)
 		}
 
 		/* successful detect, print chip info */
-		die_rev = adm9240_read_value(new_client, ADM9240_REG_DIE_REV);
+		die_rev = i2c_smbus_read_byte_data(new_client,
+				ADM9240_REG_DIE_REV);
 		dev_info(&adapter->dev, "found %s revision %u\n",
 				man_id == 0x23 ? "ADM9240" :
 				man_id == 0xda ? "DS1780" : "LM81", die_rev);
@@ -588,33 +553,59 @@ static int adm9240_detect(struct i2c_adapter *adapter, int address, int kind)
 		goto exit_detach;
 	}
 
-	device_create_file(&new_client->dev, &dev_attr_in0_input);
-	device_create_file(&new_client->dev, &dev_attr_in0_min);
-	device_create_file(&new_client->dev, &dev_attr_in0_max);
-	device_create_file(&new_client->dev, &dev_attr_in1_input);
-	device_create_file(&new_client->dev, &dev_attr_in1_min);
-	device_create_file(&new_client->dev, &dev_attr_in1_max);
-	device_create_file(&new_client->dev, &dev_attr_in2_input);
-	device_create_file(&new_client->dev, &dev_attr_in2_min);
-	device_create_file(&new_client->dev, &dev_attr_in2_max);
-	device_create_file(&new_client->dev, &dev_attr_in3_input);
-	device_create_file(&new_client->dev, &dev_attr_in3_min);
-	device_create_file(&new_client->dev, &dev_attr_in3_max);
-	device_create_file(&new_client->dev, &dev_attr_in4_input);
-	device_create_file(&new_client->dev, &dev_attr_in4_min);
-	device_create_file(&new_client->dev, &dev_attr_in4_max);
-	device_create_file(&new_client->dev, &dev_attr_in5_input);
-	device_create_file(&new_client->dev, &dev_attr_in5_min);
-	device_create_file(&new_client->dev, &dev_attr_in5_max);
-	device_create_file(&new_client->dev, &dev_attr_temp1_max);
-	device_create_file(&new_client->dev, &dev_attr_temp1_max_hyst);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in0_input.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in0_min.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in0_max.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in1_input.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in1_min.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in1_max.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in2_input.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in2_min.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in2_max.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in3_input.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in3_min.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in3_max.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in4_input.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in4_min.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in4_max.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in5_input.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in5_min.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_in5_max.dev_attr);
 	device_create_file(&new_client->dev, &dev_attr_temp1_input);
-	device_create_file(&new_client->dev, &dev_attr_fan1_input);
-	device_create_file(&new_client->dev, &dev_attr_fan1_div);
-	device_create_file(&new_client->dev, &dev_attr_fan1_min);
-	device_create_file(&new_client->dev, &dev_attr_fan2_input);
-	device_create_file(&new_client->dev, &dev_attr_fan2_div);
-	device_create_file(&new_client->dev, &dev_attr_fan2_min);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_temp1_max.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_temp1_max_hyst.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_fan1_input.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_fan1_div.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_fan1_min.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_fan2_input.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_fan2_div.dev_attr);
+	device_create_file(&new_client->dev,
+			&sensor_dev_attr_fan2_min.dev_attr);
 	device_create_file(&new_client->dev, &dev_attr_alarms);
 	device_create_file(&new_client->dev, &dev_attr_aout_output);
 	device_create_file(&new_client->dev, &dev_attr_chassis_clear);
@@ -654,8 +645,8 @@ static int adm9240_detach_client(struct i2c_client *client)
 static void adm9240_init_client(struct i2c_client *client)
 {
 	struct adm9240_data *data = i2c_get_clientdata(client);
-	u8 conf = adm9240_read_value(client, ADM9240_REG_CONFIG);
-	u8 mode = adm9240_read_value(client, ADM9240_REG_TEMP_CONF) & 3;
+	u8 conf = i2c_smbus_read_byte_data(client, ADM9240_REG_CONFIG);
+	u8 mode = i2c_smbus_read_byte_data(client, ADM9240_REG_TEMP_CONF) & 3;
 
 	data->vrm = vid_which_vrm(); /* need this to report vid as mV */
 
@@ -672,18 +663,22 @@ static void adm9240_init_client(struct i2c_client *client)
 
 		for (i = 0; i < 6; i++)
 		{
-			adm9240_write_value(client,
+			i2c_smbus_write_byte_data(client,
 					ADM9240_REG_IN_MIN(i), 0);
-			adm9240_write_value(client,
+			i2c_smbus_write_byte_data(client,
 					ADM9240_REG_IN_MAX(i), 255);
 		}
-		adm9240_write_value(client, ADM9240_REG_FAN_MIN(0), 255);
-		adm9240_write_value(client, ADM9240_REG_FAN_MIN(1), 255);
-		adm9240_write_value(client, ADM9240_REG_TEMP_HIGH, 127);
-		adm9240_write_value(client, ADM9240_REG_TEMP_HYST, 127);
+		i2c_smbus_write_byte_data(client,
+				ADM9240_REG_FAN_MIN(0), 255);
+		i2c_smbus_write_byte_data(client,
+				ADM9240_REG_FAN_MIN(1), 255);
+		i2c_smbus_write_byte_data(client,
+				ADM9240_REG_TEMP_MAX(0), 127);
+		i2c_smbus_write_byte_data(client,
+				ADM9240_REG_TEMP_MAX(1), 127);
 
 		/* start measurement cycle */
-		adm9240_write_value(client, ADM9240_REG_CONFIG, 1);
+		i2c_smbus_write_byte_data(client, ADM9240_REG_CONFIG, 1);
 
 		dev_info(&client->dev, "cold start: config was 0x%02x "
 				"mode %u\n", conf, mode);
@@ -704,25 +699,25 @@ static struct adm9240_data *adm9240_update_device(struct device *dev)
 
 		for (i = 0; i < 6; i++) /* read voltages */
 		{
-			data->in[i] = adm9240_read_value(client,
+			data->in[i] = i2c_smbus_read_byte_data(client,
 					ADM9240_REG_IN(i));
 		}
-		data->alarms = adm9240_read_value(client,
+		data->alarms = i2c_smbus_read_byte_data(client,
 					ADM9240_REG_INT(0)) |
-					adm9240_read_value(client,
+					i2c_smbus_read_byte_data(client,
 					ADM9240_REG_INT(1)) << 8;
 
 		/* read temperature: assume temperature changes less than
 		 * 0.5'C per two measurement cycles thus ignore possible
 		 * but unlikely aliasing error on lsb reading. --Grant */
-		data->temp = ((adm9240_read_value(client,
+		data->temp = ((i2c_smbus_read_byte_data(client,
 					ADM9240_REG_TEMP) << 8) |
-					adm9240_read_value(client,
+					i2c_smbus_read_byte_data(client,
 					ADM9240_REG_TEMP_CONF)) / 128;
 
 		for (i = 0; i < 2; i++) /* read fans */
 		{
-			data->fan[i] = adm9240_read_value(client,
+			data->fan[i] = i2c_smbus_read_byte_data(client,
 					ADM9240_REG_FAN(i));
 
 			/* adjust fan clock divider on overflow */
@@ -747,30 +742,30 @@ static struct adm9240_data *adm9240_update_device(struct device *dev)
 
 		for (i = 0; i < 6; i++)
 		{
-			data->in_min[i] = adm9240_read_value(client,
+			data->in_min[i] = i2c_smbus_read_byte_data(client,
 					ADM9240_REG_IN_MIN(i));
-			data->in_max[i] = adm9240_read_value(client,
+			data->in_max[i] = i2c_smbus_read_byte_data(client,
 					ADM9240_REG_IN_MAX(i));
 		}
 		for (i = 0; i < 2; i++)
 		{
-			data->fan_min[i] = adm9240_read_value(client,
+			data->fan_min[i] = i2c_smbus_read_byte_data(client,
 					ADM9240_REG_FAN_MIN(i));
 		}
-		data->temp_high = adm9240_read_value(client,
-				ADM9240_REG_TEMP_HIGH);
-		data->temp_hyst = adm9240_read_value(client,
-				ADM9240_REG_TEMP_HYST);
+		data->temp_max[0] = i2c_smbus_read_byte_data(client,
+				ADM9240_REG_TEMP_MAX(0));
+		data->temp_max[1] = i2c_smbus_read_byte_data(client,
+				ADM9240_REG_TEMP_MAX(1));
 
 		/* read fan divs and 5-bit VID */
-		i = adm9240_read_value(client, ADM9240_REG_VID_FAN_DIV);
+		i = i2c_smbus_read_byte_data(client, ADM9240_REG_VID_FAN_DIV);
 		data->fan_div[0] = (i >> 4) & 3;
 		data->fan_div[1] = (i >> 6) & 3;
 		data->vid = i & 0x0f;
-		data->vid |= (adm9240_read_value(client,
+		data->vid |= (i2c_smbus_read_byte_data(client,
 					ADM9240_REG_VID4) & 1) << 4;
 		/* read analog out */
-		data->aout = adm9240_read_value(client,
+		data->aout = i2c_smbus_read_byte_data(client,
 				ADM9240_REG_ANALOG_OUT);
 
 		data->last_updated_config = jiffies;