#define DRIVER_NAME "menelaus"
-#define pr_err(fmt, arg...) printk(KERN_ERR DRIVER_NAME ": ", ## arg);
-
#define MENELAUS_I2C_ADDRESS 0x72
#define MENELAUS_REV 0x01
int val = i2c_smbus_write_byte_data(the_menelaus->client, reg, value);
if (val < 0) {
- pr_err("write error");
+ pr_err(DRIVER_NAME ": write error");
return val;
}
int val = i2c_smbus_read_byte_data(the_menelaus->client, reg);
if (val < 0)
- pr_err("read error");
+ pr_err(DRIVER_NAME ": read error");
return val;
}
static struct i2c_driver menelaus_i2c_driver;
-static int menelaus_probe(struct i2c_client *client)
+static int menelaus_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
{
struct menelaus_chip *menelaus;
int rev = 0, val;
/* If a true probe check the device */
rev = menelaus_read_reg(MENELAUS_REV);
if (rev < 0) {
- pr_err("device not found");
+ pr_err(DRIVER_NAME ": device not found");
err = -ENODEV;
goto fail1;
}
err = request_irq(client->irq, menelaus_irq, IRQF_DISABLED,
DRIVER_NAME, menelaus);
if (err) {
- dev_dbg(&client->dev, "can't get IRQ %d, err %d",
+ dev_dbg(&client->dev, "can't get IRQ %d, err %d\n",
client->irq, err);
goto fail1;
}
return 0;
}
+static const struct i2c_device_id menelaus_id[] = {
+ { "menelaus", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, menelaus_id);
+
static struct i2c_driver menelaus_i2c_driver = {
.driver = {
.name = DRIVER_NAME,
},
.probe = menelaus_probe,
.remove = __exit_p(menelaus_remove),
+ .id_table = menelaus_id,
};
static int __init menelaus_init(void)
res = i2c_add_driver(&menelaus_i2c_driver);
if (res < 0) {
- pr_err("driver registration failed\n");
+ pr_err(DRIVER_NAME ": driver registration failed\n");
return res;
}