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Diffstat (limited to 'include/linux/i2c.h')
-rw-r--r--include/linux/i2c.h16
1 files changed, 13 insertions, 3 deletions
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index a81bf6d23b3..8e25a9167f1 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -432,9 +432,6 @@ void i2c_unlock_adapter(struct i2c_adapter *);
/* Internal numbers to terminate lists */
#define I2C_CLIENT_END 0xfffeU
-/* The numbers to use to set I2C bus address */
-#define ANY_I2C_BUS 0xffff
-
/* Construct an I2C_CLIENT_END-terminated array of i2c addresses */
#define I2C_ADDRS(addr, addrs...) \
((const unsigned short []){ addr, ## addrs, I2C_CLIENT_END })
@@ -485,6 +482,19 @@ static inline int i2c_adapter_id(struct i2c_adapter *adap)
{
return adap->nr;
}
+
+/**
+ * module_i2c_driver() - Helper macro for registering a I2C driver
+ * @__i2c_driver: i2c_driver struct
+ *
+ * Helper macro for I2C drivers which do not do anything special in module
+ * init/exit. This eliminates a lot of boilerplate. Each module may only
+ * use this macro once, and calling it replaces module_init() and module_exit()
+ */
+#define module_i2c_driver(__i2c_driver) \
+ module_driver(__i2c_driver, i2c_add_driver, \
+ i2c_del_driver)
+
#endif /* I2C */
#endif /* __KERNEL__ */