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-rw-r--r--drivers/hwmon/adm1021.c471
1 files changed, 259 insertions, 212 deletions
diff --git a/drivers/hwmon/adm1021.c b/drivers/hwmon/adm1021.c
index ecbf69484bf..d74241bb278 100644
--- a/drivers/hwmon/adm1021.c
+++ b/drivers/hwmon/adm1021.c
@@ -1,23 +1,23 @@
/*
- adm1021.c - Part of lm_sensors, Linux kernel modules for hardware
- monitoring
- Copyright (c) 1998, 1999 Frodo Looijaard <frodol@dds.nl> and
- Philip Edelbrock <phil@netroedge.com>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
+ * adm1021.c - Part of lm_sensors, Linux kernel modules for hardware
+ * monitoring
+ * Copyright (c) 1998, 1999 Frodo Looijaard <frodol@dds.nl> and
+ * Philip Edelbrock <phil@netroedge.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
#include <linux/module.h>
#include <linux/init.h>
@@ -34,9 +34,8 @@
static const unsigned short normal_i2c[] = {
0x18, 0x19, 0x1a, 0x29, 0x2a, 0x2b, 0x4c, 0x4d, 0x4e, I2C_CLIENT_END };
-/* Insmod parameters */
-I2C_CLIENT_INSMOD_8(adm1021, adm1023, max1617, max1617a, thmc10, lm84, gl523sm,
- mc1066);
+enum chips {
+ adm1021, adm1023, max1617, max1617a, thmc10, lm84, gl523sm, mc1066 };
/* adm1021 constants specified below */
@@ -71,50 +70,68 @@ I2C_CLIENT_INSMOD_8(adm1021, adm1023, max1617, max1617a, thmc10, lm84, gl523sm,
/* Initial values */
-/* Note: Even though I left the low and high limits named os and hyst,
-they don't quite work like a thermostat the way the LM75 does. I.e.,
-a lower temp than THYST actually triggers an alarm instead of
-clearing it. Weird, ey? --Phil */
+/*
+ * Note: Even though I left the low and high limits named os and hyst,
+ * they don't quite work like a thermostat the way the LM75 does. I.e.,
+ * a lower temp than THYST actually triggers an alarm instead of
+ * clearing it. Weird, ey? --Phil
+ */
/* Each client has this additional data */
struct adm1021_data {
- struct i2c_client client;
- struct device *hwmon_dev;
+ struct i2c_client *client;
enum chips type;
+ const struct attribute_group *groups[3];
+
struct mutex update_lock;
char valid; /* !=0 if following fields are valid */
+ char low_power; /* !=0 if device in low power mode */
unsigned long last_updated; /* In jiffies */
- s8 temp_max[2]; /* Register values */
- s8 temp_min[2];
- s8 temp[2];
+ int temp_max[2]; /* Register values */
+ int temp_min[2];
+ int temp[2];
u8 alarms;
/* Special values for ADM1023 only */
- u8 remote_temp_prec;
- u8 remote_temp_os_prec;
- u8 remote_temp_hyst_prec;
u8 remote_temp_offset;
u8 remote_temp_offset_prec;
};
-static int adm1021_attach_adapter(struct i2c_adapter *adapter);
-static int adm1021_detect(struct i2c_adapter *adapter, int address, int kind);
+static int adm1021_probe(struct i2c_client *client,
+ const struct i2c_device_id *id);
+static int adm1021_detect(struct i2c_client *client,
+ struct i2c_board_info *info);
static void adm1021_init_client(struct i2c_client *client);
-static int adm1021_detach_client(struct i2c_client *client);
static struct adm1021_data *adm1021_update_device(struct device *dev);
/* (amalysh) read only mode, otherwise any limit's writing confuse BIOS */
-static int read_only;
-
+static bool read_only;
+
+
+static const struct i2c_device_id adm1021_id[] = {
+ { "adm1021", adm1021 },
+ { "adm1023", adm1023 },
+ { "max1617", max1617 },
+ { "max1617a", max1617a },
+ { "thmc10", thmc10 },
+ { "lm84", lm84 },
+ { "gl523sm", gl523sm },
+ { "mc1066", mc1066 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, adm1021_id);
/* This is the driver that will be inserted */
static struct i2c_driver adm1021_driver = {
+ .class = I2C_CLASS_HWMON,
.driver = {
.name = "adm1021",
},
- .attach_adapter = adm1021_attach_adapter,
- .detach_client = adm1021_detach_client,
+ .probe = adm1021_probe,
+ .id_table = adm1021_id,
+ .detect = adm1021_detect,
+ .address_list = normal_i2c,
};
static ssize_t show_temp(struct device *dev,
@@ -123,7 +140,7 @@ static ssize_t show_temp(struct device *dev,
int index = to_sensor_dev_attr(devattr)->index;
struct adm1021_data *data = adm1021_update_device(dev);
- return sprintf(buf, "%d\n", 1000 * data->temp[index]);
+ return sprintf(buf, "%d\n", data->temp[index]);
}
static ssize_t show_temp_max(struct device *dev,
@@ -132,7 +149,7 @@ static ssize_t show_temp_max(struct device *dev,
int index = to_sensor_dev_attr(devattr)->index;
struct adm1021_data *data = adm1021_update_device(dev);
- return sprintf(buf, "%d\n", 1000 * data->temp_max[index]);
+ return sprintf(buf, "%d\n", data->temp_max[index]);
}
static ssize_t show_temp_min(struct device *dev,
@@ -141,7 +158,7 @@ static ssize_t show_temp_min(struct device *dev,
int index = to_sensor_dev_attr(devattr)->index;
struct adm1021_data *data = adm1021_update_device(dev);
- return sprintf(buf, "%d\n", 1000 * data->temp_min[index]);
+ return sprintf(buf, "%d\n", data->temp_min[index]);
}
static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
@@ -165,15 +182,22 @@ static ssize_t set_temp_max(struct device *dev,
const char *buf, size_t count)
{
int index = to_sensor_dev_attr(devattr)->index;
- struct i2c_client *client = to_i2c_client(dev);
- struct adm1021_data *data = i2c_get_clientdata(client);
- long temp = simple_strtol(buf, NULL, 10) / 1000;
+ struct adm1021_data *data = dev_get_drvdata(dev);
+ struct i2c_client *client = data->client;
+ long temp;
+ int reg_val, err;
+
+ err = kstrtol(buf, 10, &temp);
+ if (err)
+ return err;
+ temp /= 1000;
mutex_lock(&data->update_lock);
- data->temp_max[index] = SENSORS_LIMIT(temp, -128, 127);
+ reg_val = clamp_val(temp, -128, 127);
+ data->temp_max[index] = reg_val * 1000;
if (!read_only)
i2c_smbus_write_byte_data(client, ADM1021_REG_TOS_W(index),
- data->temp_max[index]);
+ reg_val);
mutex_unlock(&data->update_lock);
return count;
@@ -184,20 +208,63 @@ static ssize_t set_temp_min(struct device *dev,
const char *buf, size_t count)
{
int index = to_sensor_dev_attr(devattr)->index;
- struct i2c_client *client = to_i2c_client(dev);
- struct adm1021_data *data = i2c_get_clientdata(client);
- long temp = simple_strtol(buf, NULL, 10) / 1000;
+ struct adm1021_data *data = dev_get_drvdata(dev);
+ struct i2c_client *client = data->client;
+ long temp;
+ int reg_val, err;
+
+ err = kstrtol(buf, 10, &temp);
+ if (err)
+ return err;
+ temp /= 1000;
mutex_lock(&data->update_lock);
- data->temp_min[index] = SENSORS_LIMIT(temp, -128, 127);
+ reg_val = clamp_val(temp, -128, 127);
+ data->temp_min[index] = reg_val * 1000;
if (!read_only)
i2c_smbus_write_byte_data(client, ADM1021_REG_THYST_W(index),
- data->temp_min[index]);
+ reg_val);
mutex_unlock(&data->update_lock);
return count;
}
+static ssize_t show_low_power(struct device *dev,
+ struct device_attribute *devattr, char *buf)
+{
+ struct adm1021_data *data = adm1021_update_device(dev);
+ return sprintf(buf, "%d\n", data->low_power);
+}
+
+static ssize_t set_low_power(struct device *dev,
+ struct device_attribute *devattr,
+ const char *buf, size_t count)
+{
+ struct adm1021_data *data = dev_get_drvdata(dev);
+ struct i2c_client *client = data->client;
+ char low_power;
+ unsigned long val;
+ int err;
+
+ err = kstrtoul(buf, 10, &val);
+ if (err)
+ return err;
+ low_power = val != 0;
+
+ mutex_lock(&data->update_lock);
+ if (low_power != data->low_power) {
+ int config = i2c_smbus_read_byte_data(
+ client, ADM1021_REG_CONFIG_R);
+ data->low_power = low_power;
+ i2c_smbus_write_byte_data(client, ADM1021_REG_CONFIG_W,
+ (config & 0xBF) | (low_power << 6));
+ }
+ mutex_unlock(&data->update_lock);
+
+ return count;
+}
+
+
static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0);
static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp_max,
set_temp_max, 0);
@@ -215,27 +282,18 @@ static SENSOR_DEVICE_ATTR(temp2_min_alarm, S_IRUGO, show_alarm, NULL, 3);
static SENSOR_DEVICE_ATTR(temp2_fault, S_IRUGO, show_alarm, NULL, 2);
static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL);
-
-static int adm1021_attach_adapter(struct i2c_adapter *adapter)
-{
- if (!(adapter->class & I2C_CLASS_HWMON))
- return 0;
- return i2c_probe(adapter, &addr_data, adm1021_detect);
-}
+static DEVICE_ATTR(low_power, S_IWUSR | S_IRUGO, show_low_power, set_low_power);
static struct attribute *adm1021_attributes[] = {
&sensor_dev_attr_temp1_max.dev_attr.attr,
- &sensor_dev_attr_temp1_min.dev_attr.attr,
&sensor_dev_attr_temp1_input.dev_attr.attr,
&sensor_dev_attr_temp2_max.dev_attr.attr,
- &sensor_dev_attr_temp2_min.dev_attr.attr,
&sensor_dev_attr_temp2_input.dev_attr.attr,
&sensor_dev_attr_temp1_max_alarm.dev_attr.attr,
- &sensor_dev_attr_temp1_min_alarm.dev_attr.attr,
&sensor_dev_attr_temp2_max_alarm.dev_attr.attr,
- &sensor_dev_attr_temp2_min_alarm.dev_attr.attr,
&sensor_dev_attr_temp2_fault.dev_attr.attr,
&dev_attr_alarms.attr,
+ &dev_attr_low_power.attr,
NULL
};
@@ -243,134 +301,143 @@ static const struct attribute_group adm1021_group = {
.attrs = adm1021_attributes,
};
-static int adm1021_detect(struct i2c_adapter *adapter, int address, int kind)
-{
- int i;
- struct i2c_client *client;
- struct adm1021_data *data;
- int err = 0;
- const char *type_name = "";
- int conv_rate, status, config;
+static struct attribute *adm1021_min_attributes[] = {
+ &sensor_dev_attr_temp1_min.dev_attr.attr,
+ &sensor_dev_attr_temp2_min.dev_attr.attr,
+ &sensor_dev_attr_temp1_min_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp2_min_alarm.dev_attr.attr,
+ NULL
+};
- if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
- pr_debug("adm1021: detect failed, "
- "smbus byte data not supported!\n");
- goto error0;
- }
+static const struct attribute_group adm1021_min_group = {
+ .attrs = adm1021_min_attributes,
+};
- /* 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 adm1021 register values. */
+/* Return 0 if detection is successful, -ENODEV otherwise */
+static int adm1021_detect(struct i2c_client *client,
+ struct i2c_board_info *info)
+{
+ struct i2c_adapter *adapter = client->adapter;
+ const char *type_name;
+ int conv_rate, status, config, man_id, dev_id;
- if (!(data = kzalloc(sizeof(struct adm1021_data), GFP_KERNEL))) {
- pr_debug("adm1021: detect failed, kzalloc failed!\n");
- err = -ENOMEM;
- goto error0;
+ if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
+ pr_debug("detect failed, smbus byte data not supported!\n");
+ return -ENODEV;
}
- client = &data->client;
- i2c_set_clientdata(client, data);
- client->addr = address;
- client->adapter = adapter;
- client->driver = &adm1021_driver;
status = i2c_smbus_read_byte_data(client, ADM1021_REG_STATUS);
conv_rate = i2c_smbus_read_byte_data(client,
ADM1021_REG_CONV_RATE_R);
config = i2c_smbus_read_byte_data(client, ADM1021_REG_CONFIG_R);
- /* Now, we do the remaining detection. */
- if (kind < 0) {
- if ((status & 0x03) != 0x00 || (config & 0x3F) != 0x00
- || (conv_rate & 0xF8) != 0x00) {
- pr_debug("adm1021: detect failed, "
- "chip not detected!\n");
- err = -ENODEV;
- goto error1;
- }
+ /* Check unused bits */
+ if ((status & 0x03) || (config & 0x3F) || (conv_rate & 0xF8)) {
+ pr_debug("detect failed, chip not detected!\n");
+ return -ENODEV;
}
/* Determine the chip type. */
- if (kind <= 0) {
- i = i2c_smbus_read_byte_data(client, ADM1021_REG_MAN_ID);
- if (i == 0x41)
- if ((i2c_smbus_read_byte_data(client,
- ADM1021_REG_DEV_ID) & 0xF0) == 0x30)
- kind = adm1023;
- else
- kind = adm1021;
- else if (i == 0x49)
- kind = thmc10;
- else if (i == 0x23)
- kind = gl523sm;
- else if ((i == 0x4d) &&
- (i2c_smbus_read_byte_data(client,
- ADM1021_REG_DEV_ID) == 0x01))
- kind = max1617a;
- else if (i == 0x54)
- kind = mc1066;
- /* LM84 Mfr ID in a different place, and it has more unused bits */
- else if (conv_rate == 0x00
- && (kind == 0 /* skip extra detection */
- || ((config & 0x7F) == 0x00
- && (status & 0xAB) == 0x00)))
- kind = lm84;
- else
- kind = max1617;
- }
+ man_id = i2c_smbus_read_byte_data(client, ADM1021_REG_MAN_ID);
+ dev_id = i2c_smbus_read_byte_data(client, ADM1021_REG_DEV_ID);
+
+ if (man_id < 0 || dev_id < 0)
+ return -ENODEV;
- if (kind == max1617) {
- type_name = "max1617";
- } else if (kind == max1617a) {
+ if (man_id == 0x4d && dev_id == 0x01)
type_name = "max1617a";
- } else if (kind == adm1021) {
- type_name = "adm1021";
- } else if (kind == adm1023) {
- type_name = "adm1023";
- } else if (kind == thmc10) {
+ else if (man_id == 0x41) {
+ if ((dev_id & 0xF0) == 0x30)
+ type_name = "adm1023";
+ else if ((dev_id & 0xF0) == 0x00)
+ type_name = "adm1021";
+ else
+ return -ENODEV;
+ } else if (man_id == 0x49)
type_name = "thmc10";
- } else if (kind == lm84) {
- type_name = "lm84";
- } else if (kind == gl523sm) {
+ else if (man_id == 0x23)
type_name = "gl523sm";
- } else if (kind == mc1066) {
+ else if (man_id == 0x54)
type_name = "mc1066";
+ else {
+ int lte, rte, lhi, rhi, llo, rlo;
+
+ /* extra checks for LM84 and MAX1617 to avoid misdetections */
+
+ llo = i2c_smbus_read_byte_data(client, ADM1021_REG_THYST_R(0));
+ rlo = i2c_smbus_read_byte_data(client, ADM1021_REG_THYST_R(1));
+
+ /* fail if any of the additional register reads failed */
+ if (llo < 0 || rlo < 0)
+ return -ENODEV;
+
+ lte = i2c_smbus_read_byte_data(client, ADM1021_REG_TEMP(0));
+ rte = i2c_smbus_read_byte_data(client, ADM1021_REG_TEMP(1));
+ lhi = i2c_smbus_read_byte_data(client, ADM1021_REG_TOS_R(0));
+ rhi = i2c_smbus_read_byte_data(client, ADM1021_REG_TOS_R(1));
+
+ /*
+ * Fail for negative temperatures and negative high limits.
+ * This check also catches read errors on the tested registers.
+ */
+ if ((s8)lte < 0 || (s8)rte < 0 || (s8)lhi < 0 || (s8)rhi < 0)
+ return -ENODEV;
+
+ /* fail if all registers hold the same value */
+ if (lte == rte && lte == lhi && lte == rhi && lte == llo
+ && lte == rlo)
+ return -ENODEV;
+
+ /*
+ * LM84 Mfr ID is in a different place,
+ * and it has more unused bits.
+ */
+ if (conv_rate == 0x00
+ && (config & 0x7F) == 0x00
+ && (status & 0xAB) == 0x00) {
+ type_name = "lm84";
+ } else {
+ /* fail if low limits are larger than high limits */
+ if ((s8)llo > lhi || (s8)rlo > rhi)
+ return -ENODEV;
+ type_name = "max1617";
+ }
}
- pr_debug("adm1021: Detected chip %s at adapter %d, address 0x%02x.\n",
- type_name, i2c_adapter_id(adapter), address);
- /* Fill in the remaining client fields */
- strlcpy(client->name, type_name, I2C_NAME_SIZE);
- data->type = kind;
- mutex_init(&data->update_lock);
+ pr_debug("Detected chip %s at adapter %d, address 0x%02x.\n",
+ type_name, i2c_adapter_id(adapter), client->addr);
+ strlcpy(info->type, type_name, I2C_NAME_SIZE);
+
+ return 0;
+}
+
+static int adm1021_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct device *dev = &client->dev;
+ struct adm1021_data *data;
+ struct device *hwmon_dev;
- /* Tell the I2C layer a new client has arrived */
- if ((err = i2c_attach_client(client)))
- goto error1;
+ data = devm_kzalloc(dev, sizeof(struct adm1021_data), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ data->client = client;
+ data->type = id->driver_data;
+ mutex_init(&data->update_lock);
/* Initialize the ADM1021 chip */
- if (kind != lm84 && !read_only)
+ if (data->type != lm84 && !read_only)
adm1021_init_client(client);
- /* Register sysfs hooks */
- if ((err = sysfs_create_group(&client->dev.kobj, &adm1021_group)))
- goto error2;
+ data->groups[0] = &adm1021_group;
+ if (data->type != lm84)
+ data->groups[1] = &adm1021_min_group;
- data->hwmon_dev = hwmon_device_register(&client->dev);
- if (IS_ERR(data->hwmon_dev)) {
- err = PTR_ERR(data->hwmon_dev);
- goto error3;
- }
-
- return 0;
+ hwmon_dev = devm_hwmon_device_register_with_groups(dev, client->name,
+ data, data->groups);
-error3:
- sysfs_remove_group(&client->dev.kobj, &adm1021_group);
-error2:
- i2c_detach_client(client);
-error1:
- kfree(data);
-error0:
- return err;
+ return PTR_ERR_OR_ZERO(hwmon_dev);
}
static void adm1021_init_client(struct i2c_client *client)
@@ -382,25 +449,10 @@ static void adm1021_init_client(struct i2c_client *client)
i2c_smbus_write_byte_data(client, ADM1021_REG_CONV_RATE_W, 0x04);
}
-static int adm1021_detach_client(struct i2c_client *client)
-{
- struct adm1021_data *data = i2c_get_clientdata(client);
- int err;
-
- hwmon_device_unregister(data->hwmon_dev);
- sysfs_remove_group(&client->dev.kobj, &adm1021_group);
-
- if ((err = i2c_detach_client(client)))
- return err;
-
- kfree(data);
- return 0;
-}
-
static struct adm1021_data *adm1021_update_device(struct device *dev)
{
- struct i2c_client *client = to_i2c_client(dev);
- struct adm1021_data *data = i2c_get_clientdata(client);
+ struct adm1021_data *data = dev_get_drvdata(dev);
+ struct i2c_client *client = data->client;
mutex_lock(&data->update_lock);
@@ -408,28 +460,34 @@ static struct adm1021_data *adm1021_update_device(struct device *dev)
|| !data->valid) {
int i;
- dev_dbg(&client->dev, "Starting adm1021 update\n");
+ dev_dbg(dev, "Starting adm1021 update\n");
for (i = 0; i < 2; i++) {
- data->temp[i] = i2c_smbus_read_byte_data(client,
- ADM1021_REG_TEMP(i));
- data->temp_max[i] = i2c_smbus_read_byte_data(client,
- ADM1021_REG_TOS_R(i));
- data->temp_min[i] = i2c_smbus_read_byte_data(client,
- ADM1021_REG_THYST_R(i));
+ data->temp[i] = 1000 *
+ (s8) i2c_smbus_read_byte_data(
+ client, ADM1021_REG_TEMP(i));
+ data->temp_max[i] = 1000 *
+ (s8) i2c_smbus_read_byte_data(
+ client, ADM1021_REG_TOS_R(i));
+ if (data->type != lm84) {
+ data->temp_min[i] = 1000 *
+ (s8) i2c_smbus_read_byte_data(client,
+ ADM1021_REG_THYST_R(i));
+ }
}
data->alarms = i2c_smbus_read_byte_data(client,
ADM1021_REG_STATUS) & 0x7c;
if (data->type == adm1023) {
- data->remote_temp_prec =
- i2c_smbus_read_byte_data(client,
- ADM1023_REG_REM_TEMP_PREC);
- data->remote_temp_os_prec =
- i2c_smbus_read_byte_data(client,
- ADM1023_REG_REM_TOS_PREC);
- data->remote_temp_hyst_prec =
- i2c_smbus_read_byte_data(client,
- ADM1023_REG_REM_THYST_PREC);
+ /*
+ * The ADM1023 provides 3 extra bits of precision for
+ * the remote sensor in extra registers.
+ */
+ data->temp[1] += 125 * (i2c_smbus_read_byte_data(
+ client, ADM1023_REG_REM_TEMP_PREC) >> 5);
+ data->temp_max[1] += 125 * (i2c_smbus_read_byte_data(
+ client, ADM1023_REG_REM_TOS_PREC) >> 5);
+ data->temp_min[1] += 125 * (i2c_smbus_read_byte_data(
+ client, ADM1023_REG_REM_THYST_PREC) >> 5);
data->remote_temp_offset =
i2c_smbus_read_byte_data(client,
ADM1023_REG_REM_OFFSET);
@@ -446,23 +504,12 @@ static struct adm1021_data *adm1021_update_device(struct device *dev)
return data;
}
-static int __init sensors_adm1021_init(void)
-{
- return i2c_add_driver(&adm1021_driver);
-}
-
-static void __exit sensors_adm1021_exit(void)
-{
- i2c_del_driver(&adm1021_driver);
-}
+module_i2c_driver(adm1021_driver);
-MODULE_AUTHOR ("Frodo Looijaard <frodol@dds.nl> and "
+MODULE_AUTHOR("Frodo Looijaard <frodol@dds.nl> and "
"Philip Edelbrock <phil@netroedge.com>");
MODULE_DESCRIPTION("adm1021 driver");
MODULE_LICENSE("GPL");
module_param(read_only, bool, 0);
MODULE_PARM_DESC(read_only, "Don't set any values, read only mode");
-
-module_init(sensors_adm1021_init)
-module_exit(sensors_adm1021_exit)
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 08:18:35 +0000