docs: i2c: smbus-protocol: fix link syntax

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>
This commit is contained in:
Luca Ceresoli 2020-01-29 16:19:36 +01:00 committed by Wolfram Sang
parent db0d7424e7
commit 924fbb4d2e

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@ -27,8 +27,8 @@ a different protocol operation entirely.
Each transaction type corresponds to a functionality flag. Before calling a Each transaction type corresponds to a functionality flag. Before calling a
transaction function, a device driver should always check (just once) for transaction function, a device driver should always check (just once) for
the corresponding functionality flag to ensure that the underlying I2C the corresponding functionality flag to ensure that the underlying I2C
adapter supports the transaction in question. See adapter supports the transaction in question. See :doc:`functionality` for
<file:Documentation/i2c/functionality.rst> for the details. the details.
Key to symbols Key to symbols