* With the driver model, device enumeration is NEVER done by drivers;
* it's done by infrastructure. (NEW STYLE DRIVERS ONLY)
*/
- int (*probe)(struct i2c_client *);
+ int (*probe)(struct i2c_client *, const struct i2c_device_id *);
int (*remove)(struct i2c_client *);
/* driver model interfaces that don't relate to enumeration */
int (*command)(struct i2c_client *client,unsigned int cmd, void *arg);
struct device_driver driver;
+ const struct i2c_device_id *id_table;
};
#define to_i2c_driver(d) container_of(d, struct i2c_driver, driver)
-#define I2C_NAME_SIZE 20
-
/**
* struct i2c_client - represent an I2C slave device
* @flags: I2C_CLIENT_TEN indicates the device uses a ten bit chip address;
* @driver: device's driver, hence pointer to access routines
* @dev: Driver model device node for the slave.
* @irq: indicates the IRQ generated by this device (if any)
- * @driver_name: Identifies new-style driver used with this device; also
- * used as the module name for hotplug/coldplug modprobe support.
* @list: list of active/busy clients (DEPRECATED)
* @released: used to synchronize client releases & detaches and references
*
struct i2c_driver *driver; /* and our access routines */
struct device dev; /* the device structure */
int irq; /* irq issued by device (or -1) */
- char driver_name[KOBJ_NAME_LEN];
struct list_head list; /* DEPRECATED */
struct completion released;
};
/**
* struct i2c_board_info - template for device creation
- * @driver_name: identifies the driver to be bound to the device
- * @type: optional chip type information, to initialize i2c_client.name
+ * @type: chip type, to initialize i2c_client.name
* @flags: to initialize i2c_client.flags
* @addr: stored in i2c_client.addr
* @platform_data: stored in i2c_client.dev.platform_data
* with the adapter already known.
*/
struct i2c_board_info {
- char driver_name[KOBJ_NAME_LEN];
char type[I2C_NAME_SIZE];
unsigned short flags;
unsigned short addr;
};
/**
- * I2C_BOARD_INFO - macro used to list an i2c device and its driver
- * @driver: identifies the driver to use with the device
+ * I2C_BOARD_INFO - macro used to list an i2c device and its address
+ * @dev_type: identifies the device type
* @dev_addr: the device's address on the bus.
*
* This macro initializes essential fields of a struct i2c_board_info,
* declaring what has been provided on a particular board. Optional
- * fields (such as the chip type, its associated irq, or device-specific
- * platform_data) are provided using conventional syntax.
+ * fields (such as associated irq, or device-specific platform_data)
+ * are provided using conventional syntax.
*/
-#define I2C_BOARD_INFO(driver,dev_addr) \
- .driver_name = (driver), .addr = (dev_addr)
+#define I2C_BOARD_INFO(dev_type,dev_addr) \
+ .type = (dev_type), .addr = (dev_addr)
/* Add-on boards should register/unregister their devices; e.g. a board
* client handles for the extra addresses.
*/
extern struct i2c_client *
-i2c_new_dummy(struct i2c_adapter *adap, u16 address, const char *type);
+i2c_new_dummy(struct i2c_adapter *adap, u16 address);
extern void i2c_unregister_device(struct i2c_client *);
* This is done at arch_initcall time, before declaring any i2c adapters.
* Modules for add-on boards must use other calls.
*/
+#ifdef CONFIG_I2C_BOARDINFO
extern int
i2c_register_board_info(int busnum, struct i2c_board_info const *info, unsigned n);
-
+#else
+static inline int
+i2c_register_board_info(int busnum, struct i2c_board_info const *info, unsigned n)
+{
+ return 0;
+}
+#endif
/*
* The following structs are for those who like to implement new bus drivers:
"additionally"); \
I2C_CLIENT_MODULE_PARM(ignore, "List of adapter,address pairs not to " \
"scan"); \
-const static struct i2c_client_address_data addr_data = { \
+static const struct i2c_client_address_data addr_data = { \
.normal_i2c = normal_i2c, \
.probe = probe, \
.ignore = ignore, \