0x42 >> 1, 0x40 >> 1, /* SAA7114, SAA7115 and SAA7118 */
I2C_CLIENT_END };
+ if (usbvision->registered_i2c)
+ return 0;
+
memcpy(&usbvision->i2c_adap, &i2c_adap_template,
sizeof(struct i2c_adapter));
hit-and-miss. */
mdelay(10);
v4l2_i2c_new_subdev(&usbvision->v4l2_dev,
- &usbvision->i2c_adap, "saa7115",
+ &usbvision->i2c_adap, NULL,
"saa7115_auto", 0, saa711x_addrs);
break;
}
struct tuner_setup tun_setup;
sd = v4l2_i2c_new_subdev(&usbvision->v4l2_dev,
- &usbvision->i2c_adap, "tuner",
+ &usbvision->i2c_adap, NULL,
"tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
/* depending on whether we found a demod or not, select
the tuner type. */
type = sd ? ADDRS_TV_WITH_DEMOD : ADDRS_TV;
sd = v4l2_i2c_new_subdev(&usbvision->v4l2_dev,
- &usbvision->i2c_adap, "tuner",
+ &usbvision->i2c_adap, NULL,
"tuner", 0, v4l2_i2c_tuner_addrs(type));
+ if (sd == NULL)
+ return -ENODEV;
if (usbvision->tuner_type != -1) {
tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
tun_setup.type = usbvision->tuner_type;
call_all(usbvision, tuner, s_type_addr, &tun_setup);
}
}
+ usbvision->registered_i2c = 1;
return 0;
}
int usbvision_i2c_unregister(struct usb_usbvision *usbvision)
{
+ if (!usbvision->registered_i2c)
+ return 0;
i2c_del_adapter(&(usbvision->i2c_adap));
+ usbvision->registered_i2c = 0;
PDEBUG(DBG_I2C,"i2c bus for %s unregistered", usbvision->i2c_adap.name);