#include <linux/module.h>
#include <linux/slab.h>
#include <linux/i2c.h>
-#include <linux/i2c-sensor.h>
-#include <linux/i2c-vid.h>
#include <linux/hwmon.h>
+#include <linux/hwmon-sysfs.h>
+#include <linux/hwmon-vid.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/jiffies.h>
+#include <linux/mutex.h>
#include "lm75.h"
-/*
- HISTORY:
- 2003-12-29 1.0.0 Ported from lm_sensors project for kernel 2.6
-*/
-#define ASB100_VERSION "1.0.0"
-
/* I2C addresses to scan */
-static unsigned short normal_i2c[] = { 0x2d, I2C_CLIENT_END };
-
-/* ISA addresses to scan (none) */
-static unsigned int normal_isa[] = { I2C_CLIENT_ISA_END };
+static const unsigned short normal_i2c[] = { 0x2d, I2C_CLIENT_END };
-/* Insmod parameters */
-SENSORS_INSMOD_1(asb100);
-I2C_CLIENT_MODULE_PARM(force_subclients, "List of subclient addresses: "
+static unsigned short force_subclients[4];
+module_param_array(force_subclients, short, NULL, 0);
+MODULE_PARM_DESC(force_subclients, "List of subclient addresses: "
"{bus, clientaddr, subclientaddr1, subclientaddr2}");
/* Voltage IN registers 0-6 */
/* TEMP: 0.001C/bit (-128C to +127C)
REG: 1C/bit, two's complement */
-static u8 TEMP_TO_REG(int temp)
+static u8 TEMP_TO_REG(long temp)
{
int ntemp = SENSORS_LIMIT(temp, ASB100_TEMP_MIN, ASB100_TEMP_MAX);
ntemp += (ntemp<0 ? -500 : 500);
data is pointed to by client->data. The structure itself is
dynamically allocated, at the same time the client itself is allocated. */
struct asb100_data {
- struct i2c_client client;
- struct class_device *class_dev;
- struct semaphore lock;
- enum chips type;
+ struct device *hwmon_dev;
+ struct mutex lock;
- struct semaphore update_lock;
+ struct mutex update_lock;
unsigned long last_updated; /* In jiffies */
/* array of 2 pointers to subclients */
static int asb100_read_value(struct i2c_client *client, u16 reg);
static void asb100_write_value(struct i2c_client *client, u16 reg, u16 val);
-static int asb100_attach_adapter(struct i2c_adapter *adapter);
-static int asb100_detect(struct i2c_adapter *adapter, int address, int kind);
-static int asb100_detach_client(struct i2c_client *client);
+static int asb100_probe(struct i2c_client *client,
+ const struct i2c_device_id *id);
+static int asb100_detect(struct i2c_client *client,
+ struct i2c_board_info *info);
+static int asb100_remove(struct i2c_client *client);
static struct asb100_data *asb100_update_device(struct device *dev);
static void asb100_init_client(struct i2c_client *client);
+static const struct i2c_device_id asb100_id[] = {
+ { "asb100", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, asb100_id);
+
static struct i2c_driver asb100_driver = {
- .owner = THIS_MODULE,
- .name = "asb100",
- .id = I2C_DRIVERID_ASB100,
- .flags = I2C_DF_NOTIFY,
- .attach_adapter = asb100_attach_adapter,
- .detach_client = asb100_detach_client,
+ .class = I2C_CLASS_HWMON,
+ .driver = {
+ .name = "asb100",
+ },
+ .probe = asb100_probe,
+ .remove = asb100_remove,
+ .id_table = asb100_id,
+ .detect = asb100_detect,
+ .address_list = normal_i2c,
};
/* 7 Voltages */
#define show_in_reg(reg) \
-static ssize_t show_##reg (struct device *dev, char *buf, int nr) \
+static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \
+ char *buf) \
{ \
+ int nr = to_sensor_dev_attr(attr)->index; \
struct asb100_data *data = asb100_update_device(dev); \
return sprintf(buf, "%d\n", IN_FROM_REG(data->reg[nr])); \
}
show_in_reg(in_max)
#define set_in_reg(REG, reg) \
-static ssize_t set_in_##reg(struct device *dev, const char *buf, \
- size_t count, int nr) \
+static ssize_t set_in_##reg(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 asb100_data *data = i2c_get_clientdata(client); \
unsigned long val = simple_strtoul(buf, NULL, 10); \
\
- down(&data->update_lock); \
+ mutex_lock(&data->update_lock); \
data->in_##reg[nr] = IN_TO_REG(val); \
asb100_write_value(client, ASB100_REG_IN_##REG(nr), \
data->in_##reg[nr]); \
- up(&data->update_lock); \
+ mutex_unlock(&data->update_lock); \
return count; \
}
set_in_reg(MAX, max)
#define sysfs_in(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);
+static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, \
+ show_in, NULL, offset); \
+static SENSOR_DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR, \
+ show_in_min, set_in_min, offset); \
+static SENSOR_DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR, \
+ show_in_max, set_in_max, offset)
sysfs_in(0);
sysfs_in(1);
sysfs_in(5);
sysfs_in(6);
-#define device_create_file_in(client, offset) do { \
- device_create_file(&client->dev, &dev_attr_in##offset##_input); \
- device_create_file(&client->dev, &dev_attr_in##offset##_min); \
- device_create_file(&client->dev, &dev_attr_in##offset##_max); \
-} while (0)
-
/* 3 Fans */
-static ssize_t show_fan(struct device *dev, char *buf, int nr)
+static ssize_t show_fan(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
+ int nr = to_sensor_dev_attr(attr)->index;
struct asb100_data *data = asb100_update_device(dev);
return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr],
DIV_FROM_REG(data->fan_div[nr])));
}
-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 *attr,
+ char *buf)
{
+ int nr = to_sensor_dev_attr(attr)->index;
struct asb100_data *data = asb100_update_device(dev);
return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr],
DIV_FROM_REG(data->fan_div[nr])));
}
-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 *attr,
+ char *buf)
{
+ int nr = to_sensor_dev_attr(attr)->index;
struct asb100_data *data = asb100_update_device(dev);
return sprintf(buf, "%d\n", DIV_FROM_REG(data->fan_div[nr]));
}
-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 *attr,
+ const char *buf, size_t count)
{
+ int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct asb100_data *data = i2c_get_clientdata(client);
u32 val = simple_strtoul(buf, NULL, 10);
- down(&data->update_lock);
+ mutex_lock(&data->update_lock);
data->fan_min[nr] = FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr]));
asb100_write_value(client, ASB100_REG_FAN_MIN(nr), data->fan_min[nr]);
- up(&data->update_lock);
+ mutex_unlock(&data->update_lock);
return count;
}
/* Note: we save and restore the fan minimum here, because its value is
determined in part by the fan divisor. This follows the principle of
- least suprise; the user doesn't expect the fan minimum to change just
+ least surprise; the user doesn't expect the fan minimum to change just
because the divisor changed. */
-static ssize_t set_fan_div(struct device *dev, const char *buf,
- size_t count, int nr)
+static ssize_t set_fan_div(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 asb100_data *data = i2c_get_clientdata(client);
unsigned long min;
unsigned long val = simple_strtoul(buf, NULL, 10);
int reg;
-
- down(&data->update_lock);
+
+ mutex_lock(&data->update_lock);
min = FAN_FROM_REG(data->fan_min[nr],
DIV_FROM_REG(data->fan_div[nr]));
data->fan_div[nr] = DIV_TO_REG(val);
- switch(nr) {
+ switch (nr) {
case 0: /* fan 1 */
reg = asb100_read_value(client, ASB100_REG_VID_FANDIV);
reg = (reg & 0xcf) | (data->fan_div[0] << 4);
FAN_TO_REG(min, DIV_FROM_REG(data->fan_div[nr]));
asb100_write_value(client, ASB100_REG_FAN_MIN(nr), data->fan_min[nr]);
- up(&data->update_lock);
+ mutex_unlock(&data->update_lock);
return count;
}
#define sysfs_fan(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##_min(struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_fan_min(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 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 ssize_t set_fan##offset##_div(struct device *dev, struct device_attribute *attr, const char *buf, \
- size_t count) \
-{ \
- return set_fan_div(dev, buf, count, offset - 1); \
-} \
-static DEVICE_ATTR(fan##offset##_input, S_IRUGO, \
- show_fan##offset, NULL); \
-static DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \
- show_fan##offset##_min, set_fan##offset##_min); \
-static DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \
- show_fan##offset##_div, set_fan##offset##_div);
+static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, \
+ show_fan, NULL, offset - 1); \
+static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \
+ show_fan_min, set_fan_min, offset - 1); \
+static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \
+ show_fan_div, set_fan_div, offset - 1)
sysfs_fan(1);
sysfs_fan(2);
sysfs_fan(3);
-#define device_create_file_fan(client, offset) do { \
- device_create_file(&client->dev, &dev_attr_fan##offset##_input); \
- device_create_file(&client->dev, &dev_attr_fan##offset##_min); \
- device_create_file(&client->dev, &dev_attr_fan##offset##_div); \
-} while (0)
-
/* 4 Temp. Sensors */
static int sprintf_temp_from_reg(u16 reg, char *buf, int nr)
{
}
return ret;
}
-
+
#define show_temp_reg(reg) \
-static ssize_t show_##reg(struct device *dev, char *buf, int nr) \
+static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \
+ char *buf) \
{ \
+ int nr = to_sensor_dev_attr(attr)->index; \
struct asb100_data *data = asb100_update_device(dev); \
return sprintf_temp_from_reg(data->reg[nr], buf, nr); \
}
show_temp_reg(temp_hyst);
#define set_temp_reg(REG, reg) \
-static ssize_t set_##reg(struct device *dev, const char *buf, \
- size_t count, int nr) \
+static ssize_t set_##reg(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 asb100_data *data = i2c_get_clientdata(client); \
- unsigned long val = simple_strtoul(buf, NULL, 10); \
+ long val = simple_strtol(buf, NULL, 10); \
\
- down(&data->update_lock); \
+ mutex_lock(&data->update_lock); \
switch (nr) { \
case 1: case 2: \
data->reg[nr] = LM75_TEMP_TO_REG(val); \
} \
asb100_write_value(client, ASB100_REG_TEMP_##REG(nr+1), \
data->reg[nr]); \
- up(&data->update_lock); \
+ mutex_unlock(&data->update_lock); \
return count; \
}
set_temp_reg(HYST, temp_hyst);
#define sysfs_temp(num) \
-static ssize_t show_temp##num(struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_temp(dev, buf, num-1); \
-} \
-static DEVICE_ATTR(temp##num##_input, S_IRUGO, show_temp##num, NULL); \
-static ssize_t show_temp_max##num(struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_temp_max(dev, buf, num-1); \
-} \
-static ssize_t set_temp_max##num(struct device *dev, struct device_attribute *attr, const char *buf, \
- size_t count) \
-{ \
- return set_temp_max(dev, buf, count, num-1); \
-} \
-static DEVICE_ATTR(temp##num##_max, S_IRUGO | S_IWUSR, \
- show_temp_max##num, set_temp_max##num); \
-static ssize_t show_temp_hyst##num(struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- return show_temp_hyst(dev, buf, num-1); \
-} \
-static ssize_t set_temp_hyst##num(struct device *dev, struct device_attribute *attr, const char *buf, \
- size_t count) \
-{ \
- return set_temp_hyst(dev, buf, count, num-1); \
-} \
-static DEVICE_ATTR(temp##num##_max_hyst, S_IRUGO | S_IWUSR, \
- show_temp_hyst##num, set_temp_hyst##num);
+static SENSOR_DEVICE_ATTR(temp##num##_input, S_IRUGO, \
+ show_temp, NULL, num - 1); \
+static SENSOR_DEVICE_ATTR(temp##num##_max, S_IRUGO | S_IWUSR, \
+ show_temp_max, set_temp_max, num - 1); \
+static SENSOR_DEVICE_ATTR(temp##num##_max_hyst, S_IRUGO | S_IWUSR, \
+ show_temp_hyst, set_temp_hyst, num - 1)
sysfs_temp(1);
sysfs_temp(2);
sysfs_temp(4);
/* VID */
-#define device_create_file_temp(client, num) do { \
- device_create_file(&client->dev, &dev_attr_temp##num##_input); \
- device_create_file(&client->dev, &dev_attr_temp##num##_max); \
- device_create_file(&client->dev, &dev_attr_temp##num##_max_hyst); \
-} while (0)
-
-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 asb100_data *data = asb100_update_device(dev);
return sprintf(buf, "%d\n", vid_from_reg(data->vid, data->vrm));
}
static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL);
-#define device_create_file_vid(client) \
-device_create_file(&client->dev, &dev_attr_cpu0_vid)
/* VRM */
-static ssize_t show_vrm(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_vrm(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
- struct asb100_data *data = asb100_update_device(dev);
+ struct asb100_data *data = dev_get_drvdata(dev);
return sprintf(buf, "%d\n", data->vrm);
}
-static ssize_t set_vrm(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+static ssize_t set_vrm(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
{
- struct i2c_client *client = to_i2c_client(dev);
- struct asb100_data *data = i2c_get_clientdata(client);
- unsigned long val = simple_strtoul(buf, NULL, 10);
- data->vrm = val;
+ struct asb100_data *data = dev_get_drvdata(dev);
+ data->vrm = simple_strtoul(buf, NULL, 10);
return count;
}
/* Alarms */
static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm, set_vrm);
-#define device_create_file_vrm(client) \
-device_create_file(&client->dev, &dev_attr_vrm);
-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 asb100_data *data = asb100_update_device(dev);
return sprintf(buf, "%u\n", data->alarms);
}
static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL);
-#define device_create_file_alarms(client) \
-device_create_file(&client->dev, &dev_attr_alarms)
+
+static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ int bitnr = to_sensor_dev_attr(attr)->index;
+ struct asb100_data *data = asb100_update_device(dev);
+ return sprintf(buf, "%u\n", (data->alarms >> bitnr) & 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(fan1_alarm, S_IRUGO, show_alarm, NULL, 6);
+static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 7);
+static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 11);
+static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 4);
+static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 5);
+static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 13);
/* 1 PWM */
-static ssize_t show_pwm1(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_pwm1(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct asb100_data *data = asb100_update_device(dev);
return sprintf(buf, "%d\n", ASB100_PWM_FROM_REG(data->pwm & 0x0f));
}
-static ssize_t set_pwm1(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+static ssize_t set_pwm1(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
{
struct i2c_client *client = to_i2c_client(dev);
struct asb100_data *data = i2c_get_clientdata(client);
unsigned long val = simple_strtoul(buf, NULL, 10);
- down(&data->update_lock);
+ mutex_lock(&data->update_lock);
data->pwm &= 0x80; /* keep the enable bit */
data->pwm |= (0x0f & ASB100_PWM_TO_REG(val));
asb100_write_value(client, ASB100_REG_PWM1, data->pwm);
- up(&data->update_lock);
+ mutex_unlock(&data->update_lock);
return count;
}
-static ssize_t show_pwm_enable1(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_pwm_enable1(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct asb100_data *data = asb100_update_device(dev);
return sprintf(buf, "%d\n", (data->pwm & 0x80) ? 1 : 0);
}
-static ssize_t set_pwm_enable1(struct device *dev, struct device_attribute *attr, const char *buf,
- size_t count)
+static ssize_t set_pwm_enable1(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
{
struct i2c_client *client = to_i2c_client(dev);
struct asb100_data *data = i2c_get_clientdata(client);
unsigned long val = simple_strtoul(buf, NULL, 10);
- down(&data->update_lock);
+ mutex_lock(&data->update_lock);
data->pwm &= 0x0f; /* keep the duty cycle bits */
data->pwm |= (val ? 0x80 : 0x00);
asb100_write_value(client, ASB100_REG_PWM1, data->pwm);
- up(&data->update_lock);
+ mutex_unlock(&data->update_lock);
return count;
}
static DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, show_pwm1, set_pwm1);
static DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR,
show_pwm_enable1, set_pwm_enable1);
-#define device_create_file_pwm1(client) do { \
- device_create_file(&new_client->dev, &dev_attr_pwm1); \
- device_create_file(&new_client->dev, &dev_attr_pwm1_enable); \
-} while (0)
-
-/* This function is called when:
- asb100_driver is inserted (when this module is loaded), for each
- available adapter
- when a new adapter is inserted (and asb100_driver is still present)
- */
-static int asb100_attach_adapter(struct i2c_adapter *adapter)
-{
- if (!(adapter->class & I2C_CLASS_HWMON))
- return 0;
- return i2c_detect(adapter, &addr_data, asb100_detect);
-}
-static int asb100_detect_subclients(struct i2c_adapter *adapter, int address,
- int kind, struct i2c_client *new_client)
-{
- int i, id, err;
- struct asb100_data *data = i2c_get_clientdata(new_client);
+static struct attribute *asb100_attributes[] = {
+ &sensor_dev_attr_in0_input.dev_attr.attr,
+ &sensor_dev_attr_in0_min.dev_attr.attr,
+ &sensor_dev_attr_in0_max.dev_attr.attr,
+ &sensor_dev_attr_in1_input.dev_attr.attr,
+ &sensor_dev_attr_in1_min.dev_attr.attr,
+ &sensor_dev_attr_in1_max.dev_attr.attr,
+ &sensor_dev_attr_in2_input.dev_attr.attr,
+ &sensor_dev_attr_in2_min.dev_attr.attr,
+ &sensor_dev_attr_in2_max.dev_attr.attr,
+ &sensor_dev_attr_in3_input.dev_attr.attr,
+ &sensor_dev_attr_in3_min.dev_attr.attr,
+ &sensor_dev_attr_in3_max.dev_attr.attr,
+ &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_in5_input.dev_attr.attr,
+ &sensor_dev_attr_in5_min.dev_attr.attr,
+ &sensor_dev_attr_in5_max.dev_attr.attr,
+ &sensor_dev_attr_in6_input.dev_attr.attr,
+ &sensor_dev_attr_in6_min.dev_attr.attr,
+ &sensor_dev_attr_in6_max.dev_attr.attr,
+
+ &sensor_dev_attr_fan1_input.dev_attr.attr,
+ &sensor_dev_attr_fan1_min.dev_attr.attr,
+ &sensor_dev_attr_fan1_div.dev_attr.attr,
+ &sensor_dev_attr_fan2_input.dev_attr.attr,
+ &sensor_dev_attr_fan2_min.dev_attr.attr,
+ &sensor_dev_attr_fan2_div.dev_attr.attr,
+ &sensor_dev_attr_fan3_input.dev_attr.attr,
+ &sensor_dev_attr_fan3_min.dev_attr.attr,
+ &sensor_dev_attr_fan3_div.dev_attr.attr,
+
+ &sensor_dev_attr_temp1_input.dev_attr.attr,
+ &sensor_dev_attr_temp1_max.dev_attr.attr,
+ &sensor_dev_attr_temp1_max_hyst.dev_attr.attr,
+ &sensor_dev_attr_temp2_input.dev_attr.attr,
+ &sensor_dev_attr_temp2_max.dev_attr.attr,
+ &sensor_dev_attr_temp2_max_hyst.dev_attr.attr,
+ &sensor_dev_attr_temp3_input.dev_attr.attr,
+ &sensor_dev_attr_temp3_max.dev_attr.attr,
+ &sensor_dev_attr_temp3_max_hyst.dev_attr.attr,
+ &sensor_dev_attr_temp4_input.dev_attr.attr,
+ &sensor_dev_attr_temp4_max.dev_attr.attr,
+ &sensor_dev_attr_temp4_max_hyst.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_in4_alarm.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_temp1_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp2_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp3_alarm.dev_attr.attr,
+
+ &dev_attr_cpu0_vid.attr,
+ &dev_attr_vrm.attr,
+ &dev_attr_alarms.attr,
+ &dev_attr_pwm1.attr,
+ &dev_attr_pwm1_enable.attr,
+
+ NULL
+};
- data->lm75[0] = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
- if (!(data->lm75[0])) {
- err = -ENOMEM;
- goto ERROR_SC_0;
- }
- memset(data->lm75[0], 0x00, sizeof(struct i2c_client));
+static const struct attribute_group asb100_group = {
+ .attrs = asb100_attributes,
+};
- data->lm75[1] = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
- if (!(data->lm75[1])) {
- err = -ENOMEM;
- goto ERROR_SC_1;
- }
- memset(data->lm75[1], 0x00, sizeof(struct i2c_client));
+static int asb100_detect_subclients(struct i2c_client *client)
+{
+ int i, id, err;
+ int address = client->addr;
+ unsigned short sc_addr[2];
+ struct asb100_data *data = i2c_get_clientdata(client);
+ struct i2c_adapter *adapter = client->adapter;
id = i2c_adapter_id(adapter);
for (i = 2; i <= 3; i++) {
if (force_subclients[i] < 0x48 ||
force_subclients[i] > 0x4f) {
- dev_err(&new_client->dev, "invalid subclient "
+ dev_err(&client->dev, "invalid subclient "
"address %d; must be 0x48-0x4f\n",
force_subclients[i]);
err = -ENODEV;
goto ERROR_SC_2;
}
}
- asb100_write_value(new_client, ASB100_REG_I2C_SUBADDR,
+ asb100_write_value(client, ASB100_REG_I2C_SUBADDR,
(force_subclients[2] & 0x07) |
- ((force_subclients[3] & 0x07) <<4));
- data->lm75[0]->addr = force_subclients[2];
- data->lm75[1]->addr = force_subclients[3];
+ ((force_subclients[3] & 0x07) << 4));
+ sc_addr[0] = force_subclients[2];
+ sc_addr[1] = force_subclients[3];
} else {
- int val = asb100_read_value(new_client, ASB100_REG_I2C_SUBADDR);
- data->lm75[0]->addr = 0x48 + (val & 0x07);
- data->lm75[1]->addr = 0x48 + ((val >> 4) & 0x07);
+ int val = asb100_read_value(client, ASB100_REG_I2C_SUBADDR);
+ sc_addr[0] = 0x48 + (val & 0x07);
+ sc_addr[1] = 0x48 + ((val >> 4) & 0x07);
}
- if(data->lm75[0]->addr == data->lm75[1]->addr) {
- dev_err(&new_client->dev, "duplicate addresses 0x%x "
- "for subclients\n", data->lm75[0]->addr);
+ if (sc_addr[0] == sc_addr[1]) {
+ dev_err(&client->dev, "duplicate addresses 0x%x "
+ "for subclients\n", sc_addr[0]);
err = -ENODEV;
goto ERROR_SC_2;
}
- for (i = 0; i <= 1; i++) {
- i2c_set_clientdata(data->lm75[i], NULL);
- data->lm75[i]->adapter = adapter;
- data->lm75[i]->driver = &asb100_driver;
- data->lm75[i]->flags = 0;
- strlcpy(data->lm75[i]->name, "asb100 subclient", I2C_NAME_SIZE);
- }
-
- if ((err = i2c_attach_client(data->lm75[0]))) {
- dev_err(&new_client->dev, "subclient %d registration "
- "at address 0x%x failed.\n", i, data->lm75[0]->addr);
+ data->lm75[0] = i2c_new_dummy(adapter, sc_addr[0]);
+ if (!data->lm75[0]) {
+ dev_err(&client->dev, "subclient %d registration "
+ "at address 0x%x failed.\n", 1, sc_addr[0]);
+ err = -ENOMEM;
goto ERROR_SC_2;
}
- if ((err = i2c_attach_client(data->lm75[1]))) {
- dev_err(&new_client->dev, "subclient %d registration "
- "at address 0x%x failed.\n", i, data->lm75[1]->addr);
+ data->lm75[1] = i2c_new_dummy(adapter, sc_addr[1]);
+ if (!data->lm75[1]) {
+ dev_err(&client->dev, "subclient %d registration "
+ "at address 0x%x failed.\n", 2, sc_addr[1]);
+ err = -ENOMEM;
goto ERROR_SC_3;
}
/* Undo inits in case of errors */
ERROR_SC_3:
- i2c_detach_client(data->lm75[0]);
+ i2c_unregister_device(data->lm75[0]);
ERROR_SC_2:
- kfree(data->lm75[1]);
-ERROR_SC_1:
- kfree(data->lm75[0]);
-ERROR_SC_0:
return err;
}
-static int asb100_detect(struct i2c_adapter *adapter, int address, int kind)
+/* Return 0 if detection is successful, -ENODEV otherwise */
+static int asb100_detect(struct i2c_client *client,
+ struct i2c_board_info *info)
{
- int err;
- struct i2c_client *new_client;
- struct asb100_data *data;
-
- /* asb100 is SMBus only */
- if (i2c_is_isa_adapter(adapter)) {
- pr_debug("asb100.o: detect failed, "
- "cannot attach to legacy adapter!\n");
- err = -ENODEV;
- goto ERROR0;
- }
+ struct i2c_adapter *adapter = client->adapter;
+ int val1, val2;
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
pr_debug("asb100.o: detect failed, "
"smbus byte data not supported!\n");
- err = -ENODEV;
- goto ERROR0;
+ return -ENODEV;
}
- /* 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 asb100_{read,write}_value. */
-
- if (!(data = kmalloc(sizeof(struct asb100_data), GFP_KERNEL))) {
- pr_debug("asb100.o: detect failed, kmalloc failed!\n");
- err = -ENOMEM;
- goto ERROR0;
+ val1 = i2c_smbus_read_byte_data(client, ASB100_REG_BANK);
+ val2 = i2c_smbus_read_byte_data(client, ASB100_REG_CHIPMAN);
+
+ /* If we're in bank 0 */
+ if ((!(val1 & 0x07)) &&
+ /* Check for ASB100 ID (low byte) */
+ (((!(val1 & 0x80)) && (val2 != 0x94)) ||
+ /* Check for ASB100 ID (high byte ) */
+ ((val1 & 0x80) && (val2 != 0x06)))) {
+ pr_debug("asb100: detect failed, bad chip id 0x%02x!\n", val2);
+ return -ENODEV;
}
- memset(data, 0, sizeof(struct asb100_data));
-
- new_client = &data->client;
- init_MUTEX(&data->lock);
- i2c_set_clientdata(new_client, data);
- new_client->addr = address;
- new_client->adapter = adapter;
- new_client->driver = &asb100_driver;
- new_client->flags = 0;
-
- /* Now, we do the remaining detection. */
-
- /* The chip may be stuck in some other bank than bank 0. This may
- make reading other information impossible. Specify a force=... or
- force_*=... parameter, and the chip will be reset to the right
- bank. */
- if (kind < 0) {
-
- int val1 = asb100_read_value(new_client, ASB100_REG_BANK);
- int val2 = asb100_read_value(new_client, ASB100_REG_CHIPMAN);
-
- /* If we're in bank 0 */
- if ( (!(val1 & 0x07)) &&
- /* Check for ASB100 ID (low byte) */
- ( ((!(val1 & 0x80)) && (val2 != 0x94)) ||
- /* Check for ASB100 ID (high byte ) */
- ((val1 & 0x80) && (val2 != 0x06)) ) ) {
- pr_debug("asb100.o: detect failed, "
- "bad chip id 0x%02x!\n", val2);
- err = -ENODEV;
- goto ERROR1;
- }
-
- } /* kind < 0 */
- /* We have either had a force parameter, or we have already detected
- Winbond. Put it now into bank 0 and Vendor ID High Byte */
- asb100_write_value(new_client, ASB100_REG_BANK,
- (asb100_read_value(new_client, ASB100_REG_BANK) & 0x78) | 0x80);
+ /* Put it now into bank 0 and Vendor ID High Byte */
+ i2c_smbus_write_byte_data(client, ASB100_REG_BANK,
+ (i2c_smbus_read_byte_data(client, ASB100_REG_BANK) & 0x78)
+ | 0x80);
/* Determine the chip type. */
- if (kind <= 0) {
- int val1 = asb100_read_value(new_client, ASB100_REG_WCHIPID);
- int val2 = asb100_read_value(new_client, ASB100_REG_CHIPMAN);
-
- if ((val1 == 0x31) && (val2 == 0x06))
- kind = asb100;
- else {
- if (kind == 0)
- dev_warn(&new_client->dev, "ignoring "
- "'force' parameter for unknown chip "
- "at adapter %d, address 0x%02x.\n",
- i2c_adapter_id(adapter), address);
- err = -ENODEV;
- goto ERROR1;
- }
- }
+ val1 = i2c_smbus_read_byte_data(client, ASB100_REG_WCHIPID);
+ val2 = i2c_smbus_read_byte_data(client, ASB100_REG_CHIPMAN);
- /* Fill in remaining client fields and put it into the global list */
- strlcpy(new_client->name, "asb100", I2C_NAME_SIZE);
- data->type = kind;
+ if (val1 != 0x31 || val2 != 0x06)
+ return -ENODEV;
- data->valid = 0;
- init_MUTEX(&data->update_lock);
+ strlcpy(info->type, "asb100", I2C_NAME_SIZE);
- /* Tell the I2C layer a new client has arrived */
- if ((err = i2c_attach_client(new_client)))
- goto ERROR1;
+ return 0;
+}
+
+static int asb100_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ int err;
+ struct asb100_data *data;
+
+ data = kzalloc(sizeof(struct asb100_data), GFP_KERNEL);
+ if (!data) {
+ pr_debug("asb100.o: probe failed, kzalloc failed!\n");
+ err = -ENOMEM;
+ goto ERROR0;
+ }
+
+ i2c_set_clientdata(client, data);
+ mutex_init(&data->lock);
+ mutex_init(&data->update_lock);
/* Attach secondary lm75 clients */
- if ((err = asb100_detect_subclients(adapter, address, kind,
- new_client)))
- goto ERROR2;
+ err = asb100_detect_subclients(client);
+ if (err)
+ goto ERROR1;
/* Initialize the chip */
- asb100_init_client(new_client);
+ asb100_init_client(client);
/* A few vars need to be filled upon startup */
- data->fan_min[0] = asb100_read_value(new_client, ASB100_REG_FAN_MIN(0));
- data->fan_min[1] = asb100_read_value(new_client, ASB100_REG_FAN_MIN(1));
- data->fan_min[2] = asb100_read_value(new_client, ASB100_REG_FAN_MIN(2));
+ data->fan_min[0] = asb100_read_value(client, ASB100_REG_FAN_MIN(0));
+ data->fan_min[1] = asb100_read_value(client, ASB100_REG_FAN_MIN(1));
+ data->fan_min[2] = asb100_read_value(client, ASB100_REG_FAN_MIN(2));
/* Register sysfs hooks */
- data->class_dev = hwmon_device_register(&new_client->dev);
- if (IS_ERR(data->class_dev)) {
- err = PTR_ERR(data->class_dev);
+ if ((err = sysfs_create_group(&client->dev.kobj, &asb100_group)))
goto ERROR3;
- }
-
- device_create_file_in(new_client, 0);
- device_create_file_in(new_client, 1);
- device_create_file_in(new_client, 2);
- device_create_file_in(new_client, 3);
- device_create_file_in(new_client, 4);
- device_create_file_in(new_client, 5);
- device_create_file_in(new_client, 6);
-
- device_create_file_fan(new_client, 1);
- device_create_file_fan(new_client, 2);
- device_create_file_fan(new_client, 3);
-
- device_create_file_temp(new_client, 1);
- device_create_file_temp(new_client, 2);
- device_create_file_temp(new_client, 3);
- device_create_file_temp(new_client, 4);
-
- device_create_file_vid(new_client);
- device_create_file_vrm(new_client);
-
- device_create_file_alarms(new_client);
- device_create_file_pwm1(new_client);
+ data->hwmon_dev = hwmon_device_register(&client->dev);
+ if (IS_ERR(data->hwmon_dev)) {
+ err = PTR_ERR(data->hwmon_dev);
+ goto ERROR4;
+ }
return 0;
+ERROR4:
+ sysfs_remove_group(&client->dev.kobj, &asb100_group);
ERROR3:
- i2c_detach_client(data->lm75[1]);
- i2c_detach_client(data->lm75[0]);
- kfree(data->lm75[1]);
- kfree(data->lm75[0]);
-ERROR2:
- i2c_detach_client(new_client);
+ i2c_unregister_device(data->lm75[1]);
+ i2c_unregister_device(data->lm75[0]);
ERROR1:
kfree(data);
ERROR0:
return err;
}
-static int asb100_detach_client(struct i2c_client *client)
+static int asb100_remove(struct i2c_client *client)
{
struct asb100_data *data = i2c_get_clientdata(client);
- int err;
-
- /* main client */
- if (data)
- hwmon_device_unregister(data->class_dev);
- if ((err = i2c_detach_client(client))) {
- dev_err(&client->dev, "client deregistration failed; "
- "client not detached.\n");
- return err;
- }
+ hwmon_device_unregister(data->hwmon_dev);
+ sysfs_remove_group(&client->dev.kobj, &asb100_group);
- /* main client */
- if (data)
- kfree(data);
+ i2c_unregister_device(data->lm75[1]);
+ i2c_unregister_device(data->lm75[0]);
- /* subclient */
- else
- kfree(client);
+ kfree(data);
return 0;
}
struct i2c_client *cl;
int res, bank;
- down(&data->lock);
+ mutex_lock(&data->lock);
bank = (reg >> 8) & 0x0f;
if (bank > 2)
/* convert from ISA to LM75 I2C addresses */
switch (reg & 0xff) {
case 0x50: /* TEMP */
- res = swab16(i2c_smbus_read_word_data (cl, 0));
+ res = swab16(i2c_smbus_read_word_data(cl, 0));
break;
case 0x52: /* CONFIG */
res = i2c_smbus_read_byte_data(cl, 1);
break;
case 0x53: /* HYST */
- res = swab16(i2c_smbus_read_word_data (cl, 2));
+ res = swab16(i2c_smbus_read_word_data(cl, 2));
break;
case 0x55: /* MAX */
default:
- res = swab16(i2c_smbus_read_word_data (cl, 3));
+ res = swab16(i2c_smbus_read_word_data(cl, 3));
break;
}
}
if (bank > 2)
i2c_smbus_write_byte_data(client, ASB100_REG_BANK, 0);
- up(&data->lock);
+ mutex_unlock(&data->lock);
return res;
}
struct i2c_client *cl;
int bank;
- down(&data->lock);
+ mutex_lock(&data->lock);
bank = (reg >> 8) & 0x0f;
if (bank > 2)
if (bank > 2)
i2c_smbus_write_byte_data(client, ASB100_REG_BANK, 0);
- up(&data->lock);
+ mutex_unlock(&data->lock);
}
static void asb100_init_client(struct i2c_client *client)
{
struct asb100_data *data = i2c_get_clientdata(client);
- int vid = 0;
- vid = asb100_read_value(client, ASB100_REG_VID_FANDIV) & 0x0f;
- vid |= (asb100_read_value(client, ASB100_REG_CHIPID) & 0x01) << 4;
- data->vrm = i2c_which_vrm();
- vid = vid_from_reg(vid, data->vrm);
+ data->vrm = vid_which_vrm();
/* Start monitoring */
- asb100_write_value(client, ASB100_REG_CONFIG,
+ asb100_write_value(client, ASB100_REG_CONFIG,
(asb100_read_value(client, ASB100_REG_CONFIG) & 0xf7) | 0x01);
}
struct asb100_data *data = i2c_get_clientdata(client);
int i;
- down(&data->update_lock);
+ mutex_lock(&data->update_lock);
if (time_after(jiffies, data->last_updated + HZ + HZ / 2)
|| !data->valid) {
dev_dbg(&client->dev, "... device update complete\n");
}
- up(&data->update_lock);
+ mutex_unlock(&data->update_lock);
return data;
}
module_init(asb100_init);
module_exit(asb100_exit);
-
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff