Documentation: networking: dsa: Update tagging protocols

Add Qualcomm QCA tagging introduced in cafdc45c9 to the
list of supported protocols.

Signed-off-by: Fabian Mewes <architekt@coding4coffee.org>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Fabian Mewes 2016-11-04 13:16:14 +01:00 committed by David S. Miller
parent f3358507c1
commit 8e0140a2d7
1 changed files with 2 additions and 1 deletions

View File

@ -67,13 +67,14 @@ Note that DSA does not currently create network interfaces for the "cpu" and
Switch tagging protocols
------------------------
DSA currently supports 4 different tagging protocols, and a tag-less mode as
DSA currently supports 5 different tagging protocols, and a tag-less mode as
well. The different protocols are implemented in:
net/dsa/tag_trailer.c: Marvell's 4 trailer tag mode (legacy)
net/dsa/tag_dsa.c: Marvell's original DSA tag
net/dsa/tag_edsa.c: Marvell's enhanced DSA tag
net/dsa/tag_brcm.c: Broadcom's 4 bytes tag
net/dsa/tag_qca.c: Qualcomm's 2 bytes tag
The exact format of the tag protocol is vendor specific, but in general, they
all contain something which: