i2c: Convert some more new-style drivers to use module aliasing

Update 3 more new-style i2c drivers to use standard module aliasing
instead of the old driver_name/type driver matching scheme. These
video drivers aren't used yet so converting them is trivial.

Signed-off-by: Jean Delvare <khali@linux-fr.org>

drivers/media/video/tcm825x.c

@@ -885,12 +885,19 @@ static int __exit tcm825x_remove(struct i2c_client *client)
 	return 0;
 }
 
+static const struct i2c_device_id tcm825x_id[] = {
+	{ "tcm825x", 0 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, tcm825x_id);
+
 static struct i2c_driver tcm825x_i2c_driver = {
 	.driver	= {
 		.name = TCM825X_NAME,
 	},
 	.probe	= tcm825x_probe,
 	.remove	= __exit_p(tcm825x_remove),
+	.id_table = tcm825x_id,
 };
 
 static struct tcm825x_sensor tcm825x = {

drivers/media/video/tlv320aic23b.c

@@ -168,11 +168,17 @@ static int tlv320aic23b_remove(struct i2c_client *client)
 
 /* ----------------------------------------------------------------------- */
 
+static const struct i2c_device_id tlv320aic23b_id[] = {
+	{ "tlv320aic23b", 0 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, tlv320aic23b_id);
 
 static struct v4l2_i2c_driver_data v4l2_i2c_data = {
 	.name = "tlv320aic23b",
 	.driverid = I2C_DRIVERID_TLV320AIC23B,
 	.command = tlv320aic23b_command,
 	.probe = tlv320aic23b_probe,
 	.remove = tlv320aic23b_remove,
+	.id_table = tlv320aic23b_id,
 };

drivers/media/video/tvaudio.c

@@ -1505,7 +1505,8 @@ static int chip_probe(struct i2c_client *client, const struct i2c_device_id *id)
 	}
 
 	/* fill required data structures */
-	strcpy(client->name, desc->name);
+	if (!id)
+		strlcpy(client->name, desc->name, I2C_NAME_SIZE);
 	chip->type = desc-chiplist;
 	chip->shadow.count = desc->registers+1;
 	chip->prevmode = -1;
@@ -1830,13 +1831,23 @@ static int chip_legacy_probe(struct i2c_adapter *adap)
 	return 0;
 }
 
+/* This driver supports many devices and the idea is to let the driver
+   detect which device is present. So rather than listing all supported
+   devices here, we pretend to support a single, fake device type. */
+static const struct i2c_device_id chip_id[] = {
+	{ "tvaudio", 0 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, chip_id);
+
 static struct v4l2_i2c_driver_data v4l2_i2c_data = {
 	.name = "tvaudio",
 	.driverid = I2C_DRIVERID_TVAUDIO,
 	.command = chip_command,
 	.probe = chip_probe,
 	.remove = chip_remove,
 	.legacy_probe = chip_legacy_probe,
+	.id_table = chip_id,
 };
 
 /*

include/media/v4l2-i2c-drv-legacy.h

@@ -31,6 +31,7 @@ struct v4l2_i2c_driver_data {
 	int (*resume)(struct i2c_client *client);
 	int (*legacy_probe)(struct i2c_adapter *adapter);
 	int legacy_class;
+	const struct i2c_device_id *id_table;
 };
 
 static struct v4l2_i2c_driver_data v4l2_i2c_data;
@@ -124,6 +125,7 @@ static int __init v4l2_i2c_drv_init(void)
 	v4l2_i2c_driver.command = v4l2_i2c_data.command;
 	v4l2_i2c_driver.probe = v4l2_i2c_data.probe;
 	v4l2_i2c_driver.remove = v4l2_i2c_data.remove;
+	v4l2_i2c_driver.id_table = v4l2_i2c_data.id_table;
 	err = i2c_add_driver(&v4l2_i2c_driver);
 	if (err)
 		i2c_del_driver(&v4l2_i2c_driver_legacy);

include/media/v4l2-i2c-drv.h

@@ -36,6 +36,7 @@ struct v4l2_i2c_driver_data {
 	int (*resume)(struct i2c_client *client);
 	int (*legacy_probe)(struct i2c_adapter *adapter);
 	int legacy_class;
+	const struct i2c_device_id *id_table;
 };
 
 static struct v4l2_i2c_driver_data v4l2_i2c_data;
@@ -53,6 +54,7 @@ static int __init v4l2_i2c_drv_init(void)
 	v4l2_i2c_driver.remove = v4l2_i2c_data.remove;
 	v4l2_i2c_driver.suspend = v4l2_i2c_data.suspend;
 	v4l2_i2c_driver.resume = v4l2_i2c_data.resume;
+	v4l2_i2c_driver.id_table = v4l2_i2c_data.id_table;
 	return i2c_add_driver(&v4l2_i2c_driver);
 }