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Commit 5cd8985a authored by Sean Wang's avatar Sean Wang Committed by David S. Miller
Browse files

net-next: dsa: add Mediatek tag RX/TX handler 



Add the support for the 4-bytes tag for DSA port distinguishing inserted
allowing receiving and transmitting the packet via the particular port.
The tag is being added after the source MAC address in the ethernet
header.

Signed-off-by: default avatarSean Wang <sean.wang@mediatek.com>
Signed-off-by: default avatarLanden Chao <Landen.Chao@mediatek.com>
Reviewed-by: default avatarAndrew Lunn <andrew@lunn.ch>
Reviewed-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c898693a

include/net/dsa.h

+1 −0
Original line number Diff line number Diff line
@@ -32,6 +32,7 @@ enum dsa_tag_protocol { 
	DSA_TAG_PROTO_EDSA,

	DSA_TAG_PROTO_BRCM,

	DSA_TAG_PROTO_QCA,

	DSA_TAG_PROTO_MTK,

	DSA_TAG_LAST,		/* MUST BE LAST */

};

net/dsa/Kconfig

+2 −0
Original line number Diff line number Diff line
@@ -31,4 +31,6 @@ config NET_DSA_TAG_TRAILER 
config NET_DSA_TAG_QCA

	bool



config NET_DSA_TAG_MTK

	bool

endif

net/dsa/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -8,3 +8,4 @@ dsa_core-$(CONFIG_NET_DSA_TAG_DSA) += tag_dsa.o 
dsa_core-$(CONFIG_NET_DSA_TAG_EDSA) += tag_edsa.o

dsa_core-$(CONFIG_NET_DSA_TAG_TRAILER) += tag_trailer.o

dsa_core-$(CONFIG_NET_DSA_TAG_QCA) += tag_qca.o

dsa_core-$(CONFIG_NET_DSA_TAG_MTK) += tag_mtk.o

net/dsa/dsa.c

+3 −0
Original line number Diff line number Diff line
@@ -53,6 +53,9 @@ const struct dsa_device_ops *dsa_device_ops[DSA_TAG_LAST] = { 
#endif

#ifdef CONFIG_NET_DSA_TAG_QCA

	[DSA_TAG_PROTO_QCA] = &qca_netdev_ops,

#endif

#ifdef CONFIG_NET_DSA_TAG_MTK

	[DSA_TAG_PROTO_MTK] = &mtk_netdev_ops,

#endif

	[DSA_TAG_PROTO_NONE] = &none_ops,

};

net/dsa/dsa_priv.h

+3 −0
Original line number Diff line number Diff line
@@ -85,4 +85,7 @@ extern const struct dsa_device_ops brcm_netdev_ops; 
/* tag_qca.c */

extern const struct dsa_device_ops qca_netdev_ops;



/* tag_mtk.c */

extern const struct dsa_device_ops mtk_netdev_ops;



#endif