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path: root/drivers/staging/go7007/wis-ov7640.c
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Diffstat (limited to 'drivers/staging/go7007/wis-ov7640.c')
-rw-r--r--drivers/staging/go7007/wis-ov7640.c56
1 files changed, 17 insertions, 39 deletions
diff --git a/drivers/staging/go7007/wis-ov7640.c b/drivers/staging/go7007/wis-ov7640.c
index 2f9efca04606..04d6d3a498a3 100644
--- a/drivers/staging/go7007/wis-ov7640.c
+++ b/drivers/staging/go7007/wis-ov7640.c
@@ -50,76 +50,54 @@ static int write_regs(struct i2c_client *client, u8 *regs)
return 0;
}
-static struct i2c_driver wis_ov7640_driver;
-
-static struct i2c_client wis_ov7640_client_templ = {
- .name = "OV7640 (WIS)",
- .driver = &wis_ov7640_driver,
-};
-
-static int wis_ov7640_detect(struct i2c_adapter *adapter, int addr, int kind)
+static int wis_ov7640_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
{
- struct i2c_client *client;
+ struct i2c_adapter *adapter = client->adapter;
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_ov7640_client_templ,
- sizeof(wis_ov7640_client_templ));
- client->adapter = adapter;
- client->addr = addr;
+ return -ENODEV;
+
client->flags = I2C_CLIENT_SCCB;
printk(KERN_DEBUG
"wis-ov7640: initializing OV7640 at address %d on %s\n",
- addr, adapter->name);
+ client->addr, adapter->name);
if (write_regs(client, initial_registers) < 0) {
printk(KERN_ERR "wis-ov7640: error initializing OV7640\n");
- kfree(client);
- return 0;
+ return -ENODEV;
}
- i2c_attach_client(client);
return 0;
}
-static int wis_ov7640_detach(struct i2c_client *client)
+static int wis_ov7640_remove(struct i2c_client *client)
{
- int r;
-
- r = i2c_detach_client(client);
- if (r < 0)
- return r;
-
- kfree(client);
return 0;
}
+static struct i2c_device_id wis_ov7640_id[] = {
+ { "wis_ov7640", 0 },
+ { }
+};
+
static struct i2c_driver wis_ov7640_driver = {
.driver = {
.name = "WIS OV7640 I2C driver",
},
- .id = I2C_DRIVERID_WIS_OV7640,
- .detach_client = wis_ov7640_detach,
+ .probe = wis_ov7640_probe,
+ .remove = wis_ov7640_remove,
+ .id_table = wis_ov7640_id,
};
static int __init wis_ov7640_init(void)
{
- int r;
-
- r = i2c_add_driver(&wis_ov7640_driver);
- if (r < 0)
- return r;
- return wis_i2c_add_driver(wis_ov7640_driver.id, wis_ov7640_detect);
+ return i2c_add_driver(&wis_ov7640_driver);
}
static void __exit wis_ov7640_cleanup(void)
{
- wis_i2c_del_driver(wis_ov7640_detect);
i2c_del_driver(&wis_ov7640_driver);
}