提交 491215d8 编写于 作者: H Hans Verkuil 提交者: Mauro Carvalho Chehab

V4L/DVB (7240): tveeprom: remove obsolete i2c driver code

The i2c driver code was once added for the out-of-tree ivtv driver,
but the ivtv driver hasn't used that for a long time so this code can
now be removed.
Signed-off-by: NHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>
上级 4d34dccd
......@@ -745,109 +745,6 @@ int tveeprom_read(struct i2c_client *c, unsigned char *eedata, int len)
}
EXPORT_SYMBOL(tveeprom_read);
/* ----------------------------------------------------------------------- */
/* needed for ivtv.sf.net at the moment. Should go away in the long */
/* run, just call the exported tveeprom_* directly, there is no point in */
/* using the indirect way via i2c_driver->command() */
static unsigned short normal_i2c[] = {
0xa0 >> 1,
I2C_CLIENT_END,
};
I2C_CLIENT_INSMOD;
static struct i2c_driver i2c_driver_tveeprom;
static int
tveeprom_command(struct i2c_client *client,
unsigned int cmd,
void *arg)
{
struct tveeprom eeprom;
u32 *eeprom_props = arg;
u8 *buf;
switch (cmd) {
case 0:
buf = kzalloc(256, GFP_KERNEL);
tveeprom_read(client, buf, 256);
tveeprom_hauppauge_analog(client, &eeprom, buf);
kfree(buf);
eeprom_props[0] = eeprom.tuner_type;
eeprom_props[1] = eeprom.tuner_formats;
eeprom_props[2] = eeprom.model;
eeprom_props[3] = eeprom.revision;
eeprom_props[4] = eeprom.has_radio;
break;
default:
return -EINVAL;
}
return 0;
}
static int
tveeprom_detect_client(struct i2c_adapter *adapter,
int address,
int kind)
{
struct i2c_client *client;
client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
if (NULL == client)
return -ENOMEM;
client->addr = address;
client->adapter = adapter;
client->driver = &i2c_driver_tveeprom;
snprintf(client->name, sizeof(client->name), "tveeprom");
i2c_attach_client(client);
return 0;
}
static int
tveeprom_attach_adapter(struct i2c_adapter *adapter)
{
if (adapter->class & I2C_CLASS_TV_ANALOG)
return i2c_probe(adapter, &addr_data, tveeprom_detect_client);
return 0;
}
static int
tveeprom_detach_client(struct i2c_client *client)
{
int err;
err = i2c_detach_client(client);
if (err < 0)
return err;
kfree(client);
return 0;
}
static struct i2c_driver i2c_driver_tveeprom = {
.driver = {
.name = "tveeprom",
},
.id = I2C_DRIVERID_TVEEPROM,
.attach_adapter = tveeprom_attach_adapter,
.detach_client = tveeprom_detach_client,
.command = tveeprom_command,
};
static int __init tveeprom_init(void)
{
return i2c_add_driver(&i2c_driver_tveeprom);
}
static void __exit tveeprom_exit(void)
{
i2c_del_driver(&i2c_driver_tveeprom);
}
module_init(tveeprom_init);
module_exit(tveeprom_exit);
/*
* Local variables:
* c-basic-offset: 8
......
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