#include <linux/slab.h>
#include <linux/jiffies.h>
#include <linux/i2c.h>
-#include <linux/i2c-sensor.h>
-#include <linux/i2c-vid.h>
+#include <linux/hwmon.h>
+#include <linux/hwmon-vid.h>
+#include <linux/err.h>
/* Type of the extra sensor */
static unsigned short extra_sensor_type;
/* Addresses to scan */
static unsigned short normal_i2c[] = { 0x2c, 0x2d, I2C_CLIENT_END };
-static unsigned int normal_isa[] = { I2C_CLIENT_ISA_END };
/* Insmod parameters */
-SENSORS_INSMOD_1(gl520sm);
+I2C_CLIENT_INSMOD_1(gl520sm);
/* Many GL520 constants specified below
One of the inputs can be configured as either temp or voltage.
/* Driver data */
static struct i2c_driver gl520_driver = {
- .owner = THIS_MODULE,
- .name = "gl520sm",
+ .driver = {
+ .name = "gl520sm",
+ },
.id = I2C_DRIVERID_GL520,
- .flags = I2C_DF_NOTIFY,
.attach_adapter = gl520_attach_adapter,
.detach_client = gl520_detach_client,
};
/* Client data */
struct gl520_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore update_lock;
char valid; /* zero until the following fields are valid */
unsigned long last_updated; /* in jiffies */
{
if (!(adapter->class & I2C_CLASS_HWMON))
return 0;
- return i2c_detect(adapter, &addr_data, gl520_detect);
+ return i2c_probe(adapter, &addr_data, gl520_detect);
}
static int gl520_detect(struct i2c_adapter *adapter, int address, int kind)
client structure, even though we cannot fill it completely yet.
But it allows us to access gl520_{read,write}_value. */
- if (!(data = kmalloc(sizeof(struct gl520_data), GFP_KERNEL))) {
+ if (!(data = kzalloc(sizeof(struct gl520_data), GFP_KERNEL))) {
err = -ENOMEM;
goto exit;
}
- memset(data, 0, sizeof(struct gl520_data));
new_client = &data->client;
i2c_set_clientdata(new_client, data);
gl520_init_client(new_client);
/* Register sysfs hooks */
+ data->class_dev = hwmon_device_register(&new_client->dev);
+ if (IS_ERR(data->class_dev)) {
+ err = PTR_ERR(data->class_dev);
+ goto exit_detach;
+ }
+
device_create_file_vid(new_client, 0);
device_create_file_in(new_client, 0);
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
conf = oldconf = gl520_read_value(client, GL520_REG_CONF);
data->alarm_mask = 0xff;
- data->vrm = i2c_which_vrm();
+ data->vrm = vid_which_vrm();
if (extra_sensor_type == 1)
conf &= ~0x10;
static int gl520_detach_client(struct i2c_client *client)
{
+ struct gl520_data *data = i2c_get_clientdata(client);
int err;
- if ((err = i2c_detach_client(client))) {
- dev_err(&client->dev, "Client deregistration failed, "
- "client not detached.\n");
+ hwmon_device_unregister(data->class_dev);
+
+ if ((err = i2c_detach_client(client)))
return err;
- }
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}