extern int pmac_i2c_get_flags(struct pmac_i2c_bus *bus);
extern int pmac_i2c_get_channel(struct pmac_i2c_bus *bus);
-/* i2c layer adapter attach/detach */
-extern void pmac_i2c_attach_adapter(struct pmac_i2c_bus *bus,
- struct i2c_adapter *adapter);
-extern void pmac_i2c_detach_adapter(struct pmac_i2c_bus *bus,
- struct i2c_adapter *adapter);
+/* i2c layer adapter helpers */
extern struct i2c_adapter *pmac_i2c_get_adapter(struct pmac_i2c_bus *bus);
extern struct pmac_i2c_bus *pmac_i2c_adapter_to_bus(struct i2c_adapter *adapter);