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path: root/drivers/hwmon/w83792d.c
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Diffstat (limited to 'drivers/hwmon/w83792d.c')
-rw-r--r--drivers/hwmon/w83792d.c49
1 files changed, 20 insertions, 29 deletions
diff --git a/drivers/hwmon/w83792d.c b/drivers/hwmon/w83792d.c
index 7fc8a1160c8f..6d160eee1446 100644
--- a/drivers/hwmon/w83792d.c
+++ b/drivers/hwmon/w83792d.c
@@ -261,12 +261,9 @@ struct w83792d_data {
struct device *hwmon_dev;
struct mutex update_lock;
- char valid; /* !=0 if following fields are valid */
+ bool valid; /* true if following fields are valid */
unsigned long last_updated; /* In jiffies */
- /* array of 2 pointers to subclients */
- struct i2c_client *lm75[2];
-
u8 in[9]; /* Register value */
u8 in_max[9]; /* Register value */
u8 in_min[9]; /* Register value */
@@ -286,11 +283,10 @@ struct w83792d_data {
u8 sf2_levels[3][4]; /* Smart FanII: Fan1,2,3 duty cycle levels */
};
-static int w83792d_probe(struct i2c_client *client,
- const struct i2c_device_id *id);
+static int w83792d_probe(struct i2c_client *client);
static int w83792d_detect(struct i2c_client *client,
struct i2c_board_info *info);
-static int w83792d_remove(struct i2c_client *client);
+static void w83792d_remove(struct i2c_client *client);
static struct w83792d_data *w83792d_update_device(struct device *dev);
#ifdef DEBUG
@@ -310,7 +306,7 @@ static struct i2c_driver w83792d_driver = {
.driver = {
.name = "w83792d",
},
- .probe = w83792d_probe,
+ .probe_new = w83792d_probe,
.remove = w83792d_remove,
.id_table = w83792d_id,
.detect = w83792d_detect,
@@ -744,7 +740,7 @@ intrusion0_alarm_store(struct device *dev, struct device_attribute *attr,
mutex_lock(&data->update_lock);
reg = w83792d_read_value(client, W83792D_REG_CHASSIS_CLR);
w83792d_write_value(client, W83792D_REG_CHASSIS_CLR, reg | 0x80);
- data->valid = 0; /* Force cache refresh */
+ data->valid = false; /* Force cache refresh */
mutex_unlock(&data->update_lock);
return count;
@@ -928,7 +924,6 @@ w83792d_detect_subclients(struct i2c_client *new_client)
int address = new_client->addr;
u8 val;
struct i2c_adapter *adapter = new_client->adapter;
- struct w83792d_data *data = i2c_get_clientdata(new_client);
id = i2c_adapter_id(adapter);
if (force_subclients[0] == id && force_subclients[1] == address) {
@@ -947,21 +942,19 @@ w83792d_detect_subclients(struct i2c_client *new_client)
}
val = w83792d_read_value(new_client, W83792D_REG_I2C_SUBADDR);
- if (!(val & 0x08))
- data->lm75[0] = devm_i2c_new_dummy_device(&new_client->dev, adapter,
- 0x48 + (val & 0x7));
- if (!(val & 0x80)) {
- if (!IS_ERR(data->lm75[0]) &&
- ((val & 0x7) == ((val >> 4) & 0x7))) {
- dev_err(&new_client->dev,
- "duplicate addresses 0x%x, use force_subclient\n",
- data->lm75[0]->addr);
- return -ENODEV;
- }
- data->lm75[1] = devm_i2c_new_dummy_device(&new_client->dev, adapter,
- 0x48 + ((val >> 4) & 0x7));
+
+ if (!(val & 0x88) && (val & 0x7) == ((val >> 4) & 0x7)) {
+ dev_err(&new_client->dev,
+ "duplicate addresses 0x%x, use force_subclient\n", 0x48 + (val & 0x7));
+ return -ENODEV;
}
+ if (!(val & 0x08))
+ devm_i2c_new_dummy_device(&new_client->dev, adapter, 0x48 + (val & 0x7));
+
+ if (!(val & 0x80))
+ devm_i2c_new_dummy_device(&new_client->dev, adapter, 0x48 + ((val >> 4) & 0x7));
+
return 0;
}
@@ -1353,13 +1346,13 @@ w83792d_detect(struct i2c_client *client, struct i2c_board_info *info)
if (val1 != 0x7a || val2 != 0x5c)
return -ENODEV;
- strlcpy(info->type, "w83792d", I2C_NAME_SIZE);
+ strscpy(info->type, "w83792d", I2C_NAME_SIZE);
return 0;
}
static int
-w83792d_probe(struct i2c_client *client, const struct i2c_device_id *id)
+w83792d_probe(struct i2c_client *client)
{
struct w83792d_data *data;
struct device *dev = &client->dev;
@@ -1436,7 +1429,7 @@ exit_remove_files:
return err;
}
-static int
+static void
w83792d_remove(struct i2c_client *client)
{
struct w83792d_data *data = i2c_get_clientdata(client);
@@ -1447,8 +1440,6 @@ w83792d_remove(struct i2c_client *client)
for (i = 0; i < ARRAY_SIZE(w83792d_group_fan); i++)
sysfs_remove_group(&client->dev.kobj,
&w83792d_group_fan[i]);
-
- return 0;
}
static void
@@ -1596,7 +1587,7 @@ static struct w83792d_data *w83792d_update_device(struct device *dev)
}
data->last_updated = jiffies;
- data->valid = 1;
+ data->valid = true;
}
mutex_unlock(&data->update_lock);