Merge rsync://bughost.org/repos/ieee80211-delta/

[linux-2.6-omap-h63xx.git] / drivers / hwmon / adm1031.c

diff --git a/drivers/hwmon/adm1031.c b/drivers/hwmon/adm1031.c
index 4211c8b4601a6d05168cbc74dc5d0ec5befc9d52..7c545d5eee4570f0cbe9c4e175db925db36344bd 100644 (file)
--- a/drivers/hwmon/adm1031.c
+++ b/drivers/hwmon/adm1031.c
@@ -26,7 +26,8 @@
 #include <linux/slab.h>
 #include <linux/jiffies.h>
 #include <linux/i2c.h>
-#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
 
 /* Following macros takes channel parameter starting from 0 to 2 */
 #define ADM1031_REG_FAN_SPEED(nr)      (0x08 + (nr))
@@ -59,16 +60,16 @@
 
 /* Addresses to scan */
 static unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
-static unsigned int normal_isa[] = { I2C_CLIENT_ISA_END };
 
 /* Insmod parameters */
-SENSORS_INSMOD_2(adm1030, adm1031);
+I2C_CLIENT_INSMOD_2(adm1030, adm1031);
 
 typedef u8 auto_chan_table_t[8][2];
 
 /* Each client has this additional data */
 struct adm1031_data {
        struct i2c_client client;
+       struct class_device *class_dev;
        struct semaphore update_lock;
        int chip_type;
        char valid;             /* !=0 if following fields are valid */
@@ -725,10 +726,10 @@ static int adm1031_attach_adapter(struct i2c_adapter *adapter)
 {
        if (!(adapter->class & I2C_CLASS_HWMON))
                return 0;
-       return i2c_detect(adapter, &addr_data, adm1031_detect);
+       return i2c_probe(adapter, &addr_data, adm1031_detect);
 }
 
-/* This function is called by i2c_detect */
+/* This function is called by i2c_probe */
 static int adm1031_detect(struct i2c_adapter *adapter, int address, int kind)
 {
        struct i2c_client *new_client;
@@ -739,11 +740,10 @@ static int adm1031_detect(struct i2c_adapter *adapter, int address, int kind)
        if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
                goto exit;
 
-       if (!(data = kmalloc(sizeof(struct adm1031_data), GFP_KERNEL))) {
+       if (!(data = kzalloc(sizeof(struct adm1031_data), GFP_KERNEL))) {
                err = -ENOMEM;
                goto exit;
        }
-       memset(data, 0, sizeof(struct adm1031_data));
 
        new_client = &data->client;
        i2c_set_clientdata(new_client, data);
@@ -788,6 +788,12 @@ static int adm1031_detect(struct i2c_adapter *adapter, int address, int kind)
        adm1031_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(&new_client->dev, &dev_attr_fan1_input);
        device_create_file(&new_client->dev, &dev_attr_fan1_div);
        device_create_file(&new_client->dev, &dev_attr_fan1_min);
@@ -833,6 +839,8 @@ static int adm1031_detect(struct i2c_adapter *adapter, int address, int kind)
 
        return 0;
 
+exit_detach:
+       i2c_detach_client(new_client);
 exit_free:
        kfree(data);
 exit:
@@ -841,11 +849,14 @@ exit:
 
 static int adm1031_detach_client(struct i2c_client *client)
 {
+       struct adm1031_data *data = i2c_get_clientdata(client);
        int ret;
+
+       hwmon_device_unregister(data->class_dev);
        if ((ret = i2c_detach_client(client)) != 0) {
                return ret;
        }
-       kfree(client);
+       kfree(data);
        return 0;
 }