go7007: Convert to the new i2c device binding model

[safe/jmp/linux-2.6] / drivers / staging / go7007 / wis-saa7115.c

diff --git a/drivers/staging/go7007/wis-saa7115.c b/drivers/staging/go7007/wis-saa7115.c
index 59417a7..8687ad2 100644 (file)
--- a/drivers/staging/go7007/wis-saa7115.c
+++ b/drivers/staging/go7007/wis-saa7115.c
@@ -394,34 +394,19 @@ static int wis_saa7115_command(struct i2c_client *client,
        return 0;
 }
 
-static struct i2c_driver wis_saa7115_driver;
-
-static struct i2c_client wis_saa7115_client_templ = {
-       .name           = "SAA7115 (WIS)",
-       .driver         = &wis_saa7115_driver,
-};
-
-static int wis_saa7115_detect(struct i2c_adapter *adapter, int addr, int kind)
+static int wis_saa7115_probe(struct i2c_client *client,
+                            const struct i2c_device_id *id)
 {
-       struct i2c_client *client;
+       struct i2c_adapter *adapter = client->adapter;
        struct wis_saa7115 *dec;
 
        if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
-               return 0;
-
-       client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
-       if (client == NULL)
-               return -ENOMEM;
-       memcpy(client, &wis_saa7115_client_templ,
-                       sizeof(wis_saa7115_client_templ));
-       client->adapter = adapter;
-       client->addr = addr;
+               return -ENODEV;
 
        dec = kmalloc(sizeof(struct wis_saa7115), GFP_KERNEL);
-       if (dec == NULL) {
-               kfree(client);
+       if (dec == NULL)
                return -ENOMEM;
-       }
+
        dec->norm = V4L2_STD_NTSC;
        dec->brightness = 128;
        dec->contrast = 64;
@@ -431,56 +416,49 @@ static int wis_saa7115_detect(struct i2c_adapter *adapter, int addr, int kind)
 
        printk(KERN_DEBUG
                "wis-saa7115: initializing SAA7115 at address %d on %s\n",
-               addr, adapter->name);
+               client->addr, adapter->name);
 
        if (write_regs(client, initial_registers) < 0) {
                printk(KERN_ERR
                        "wis-saa7115: error initializing SAA7115\n");
-               kfree(client);
                kfree(dec);
-               return 0;
+               return -ENODEV;
        }
 
-       i2c_attach_client(client);
        return 0;
 }
 
-static int wis_saa7115_detach(struct i2c_client *client)
+static int wis_saa7115_remove(struct i2c_client *client)
 {
        struct wis_saa7115 *dec = i2c_get_clientdata(client);
-       int r;
-
-       r = i2c_detach_client(client);
-       if (r < 0)
-               return r;
 
-       kfree(client);
+       i2c_set_clientdata(client, NULL);
        kfree(dec);
        return 0;
 }
 
+static struct i2c_device_id wis_saa7115_id[] = {
+       { "wis_saa7115", 0 },
+       { }
+};
+
 static struct i2c_driver wis_saa7115_driver = {
        .driver = {
                .name   = "WIS SAA7115 I2C driver",
        },
-       .id             = I2C_DRIVERID_WIS_SAA7115,
-       .detach_client  = wis_saa7115_detach,
+       .probe          = wis_saa7115_probe,
+       .remove         = wis_saa7115_remove,
        .command        = wis_saa7115_command,
+       .id_table       = wis_saa7115_id,
 };
 
 static int __init wis_saa7115_init(void)
 {
-       int r;
-
-       r = i2c_add_driver(&wis_saa7115_driver);
-       if (r < 0)
-               return r;
-       return wis_i2c_add_driver(wis_saa7115_driver.id, wis_saa7115_detect);
+       return i2c_add_driver(&wis_saa7115_driver);
 }
 
 static void __exit wis_saa7115_cleanup(void)
 {
-       wis_i2c_del_driver(wis_saa7115_detect);
        i2c_del_driver(&wis_saa7115_driver);
 }