Use the proper ReST syntax to generate a valid hyperlink.
Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Each transaction type corresponds to a functionality flag. Before calling a
transaction function, a device driver should always check (just once) for
the corresponding functionality flag to ensure that the underlying I2C
-adapter supports the transaction in question. See
-<file:Documentation/i2c/functionality.rst> for the details.
+adapter supports the transaction in question. See :doc:`functionality` for
+the details.
Key to symbols