* @class: What kind of i2c device we instantiate (for detect)
* @attach_adapter: Callback for bus addition (for legacy drivers)
* @detach_adapter: Callback for bus removal (for legacy drivers)
- * @detach_client: Callback for device removal (for legacy drivers)
- * @probe: Callback for device binding (new-style drivers)
- * @remove: Callback for device unbinding (new-style drivers)
+ * @probe: Callback for device binding
+ * @remove: Callback for device unbinding
* @shutdown: Callback for device shutdown
* @suspend: Callback for device suspend
* @resume: Callback for device resume
int id;
unsigned int class;
- /* Notifies the driver that a new bus has appeared. This routine
- * can be used by the driver to test if the bus meets its conditions
- * & seek for the presence of the chip(s) it supports. If found, it
- * registers the client(s) that are on the bus to the i2c admin. via
- * i2c_attach_client. (LEGACY I2C DRIVERS ONLY)
+ /* Notifies the driver that a new bus has appeared or is about to be
+ * removed. You should avoid using this if you can, it will probably
+ * be removed in a near future.
*/
int (*attach_adapter)(struct i2c_adapter *);
int (*detach_adapter)(struct i2c_adapter *);
- /* tells the driver that a client is about to be deleted & gives it
- * the chance to remove its private data. Also, if the client struct
- * has been dynamically allocated by the driver in the function above,
- * it must be freed here. (LEGACY I2C DRIVERS ONLY)
- */
- int (*detach_client)(struct i2c_client *) __deprecated;
-
- /* Standard driver model interfaces, for "new style" i2c drivers.
- * With the driver model, device enumeration is NEVER done by drivers;
- * it's done by infrastructure. (NEW STYLE DRIVERS ONLY)
- */
+ /* Standard driver model interfaces */
int (*probe)(struct i2c_client *, const struct i2c_device_id *);
int (*remove)(struct i2c_client *);
* @irq: indicates the IRQ generated by this device (if any)
* @list: list of active/busy clients (DEPRECATED)
* @detected: member of an i2c_driver.clients list
- * @released: used to synchronize client releases & detaches and references
*
* An i2c_client identifies a single device (i.e. chip) connected to an
* i2c bus. The behaviour exposed to Linux is defined by the driver
int irq; /* irq issued by device */
struct list_head list; /* DEPRECATED */
struct list_head detected;
- struct completion released;
};
#define to_i2c_client(d) container_of(d, struct i2c_client, dev)
* that, such as chip type, configuration, associated IRQ, and so on.
*
* i2c_board_info is used to build tables of information listing I2C devices
- * that are present. This information is used to grow the driver model tree
- * for "new style" I2C drivers. For mainboards this is done statically using
- * i2c_register_board_info(); bus numbers identify adapters that aren't
- * yet available. For add-on boards, i2c_new_device() does this dynamically
- * with the adapter already known.
+ * that are present. This information is used to grow the driver model tree.
+ * For mainboards this is done statically using i2c_register_board_info();
+ * bus numbers identify adapters that aren't yet available. For add-on boards,
+ * i2c_new_device() does this dynamically with the adapter already known.
*/
struct i2c_board_info {
char type[I2C_NAME_SIZE];
const struct i2c_algorithm *algo; /* the algorithm to access the bus */
void *algo_data;
- /* --- administration stuff. */
- int (*client_register)(struct i2c_client *) __deprecated;
- int (*client_unregister)(struct i2c_client *) __deprecated;
-
/* data fields that are valid for all devices */
u8 level; /* nesting level for lockdep */
struct mutex bus_lock;
return i2c_register_driver(THIS_MODULE, driver);
}
-/* These are deprecated, your driver should use the standard .probe()
- * and .remove() methods instead. */
-extern int __deprecated i2c_attach_client(struct i2c_client *);
-extern int __deprecated i2c_detach_client(struct i2c_client *);
-
extern struct i2c_client *i2c_use_client(struct i2c_client *client);
extern void i2c_release_client(struct i2c_client *client);
extern void i2c_clients_command(struct i2c_adapter *adap,
unsigned int cmd, void *arg);
-/* Detect function. It iterates over all possible addresses itself.
- * It will only call found_proc if some client is connected at the
- * specific address (unless a 'force' matched);
- */
-extern int i2c_probe(struct i2c_adapter *adapter,
- const struct i2c_client_address_data *address_data,
- int (*found_proc) (struct i2c_adapter *, int, int));
-
extern struct i2c_adapter *i2c_get_adapter(int id);
extern void i2c_put_adapter(struct i2c_adapter *adap);