Commit c56313a4 authored by Vladimir Oltean's avatar Vladimir Oltean Committed by David S. Miller
Browse files

docs: net: dsa: add more info about the other arguments to get_tag_protocol 



Changes were made to the prototype of get_tag_protocol without
describing at a high level what they are about. Update the documentation
to explain that.

Fixes: 5ed4e3eb ("net: dsa: Pass a port to get_tag_protocol()")
Fixes: 4d776482 ("net: dsa: Get information about stacked DSA protocol")
Signed-off-by: default avatarVladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c3f0e84d

Documentation/networking/dsa/dsa.rst

+5 −1
Original line number Diff line number Diff line
@@ -594,7 +594,11 @@ Switch configuration 
--------------------



- ``get_tag_protocol``: this is to indicate what kind of tagging protocol is

  supported, should be a valid value from the ``dsa_tag_protocol`` enum

  supported, should be a valid value from the ``dsa_tag_protocol`` enum.

  The returned information does not have to be static; the driver is passed the

  CPU port number, as well as the tagging protocol of a possibly stacked

  upstream switch, in case there are hardware limitations in terms of supported

  tag formats.



- ``setup``: setup function for the switch, this function is responsible for setting

  up the ``dsa_switch_ops`` private structure with all it needs: register maps,