tlan: Use pr_fmt, pr_<level> and netdev_<level>

Neatening and standardization to the current logging mechanisms.
Miscellaneous speen/speed typo correction.

Signed-off-by: Joe Perches <[email protected]>
Acked-by: Sakari Ailus <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

Author: JoePerches