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Commit 3fb886ec authored by Arkadi Sharshevsky's avatar Arkadi Sharshevsky Committed by David S. Miller
Browse files

devlink: Add IPv4 header for dpipe 



This will be used by the IPv4 host table which will be introduced in the
following patches. This header is global and can be reused by many
drivers.

Signed-off-by: default avatarArkadi Sharshevsky <arkadis@mellanox.com>
Signed-off-by: default avatarJiri Pirko <jiri@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 11770091

include/net/devlink.h

+1 −0
Original line number Diff line number Diff line
@@ -329,6 +329,7 @@ int devlink_dpipe_action_put(struct sk_buff *skb, 
int devlink_dpipe_match_put(struct sk_buff *skb,

			    struct devlink_dpipe_match *match);

extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;

extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;



#else

include/uapi/linux/devlink.h

+5 −0
Original line number Diff line number Diff line
@@ -230,8 +230,13 @@ enum devlink_dpipe_field_ethernet_id { 
	DEVLINK_DPIPE_FIELD_ETHERNET_DST_MAC,

};



enum devlink_dpipe_field_ipv4_id {

	DEVLINK_DPIPE_FIELD_IPV4_DST_IP,

};



enum devlink_dpipe_header_id {

	DEVLINK_DPIPE_HEADER_ETHERNET,

	DEVLINK_DPIPE_HEADER_IPV4,

};



#endif /* _UAPI_LINUX_DEVLINK_H_ */

net/core/devlink.c

+17 −0
Original line number Diff line number Diff line
@@ -46,6 +46,23 @@ struct devlink_dpipe_header devlink_dpipe_header_ethernet = { 
};

EXPORT_SYMBOL(devlink_dpipe_header_ethernet);



static struct devlink_dpipe_field devlink_dpipe_fields_ipv4[] = {

	{

		.name = "destination ip",

		.id = DEVLINK_DPIPE_FIELD_IPV4_DST_IP,

		.bitwidth = 32,

	},

};



struct devlink_dpipe_header devlink_dpipe_header_ipv4 = {

	.name = "ipv4",

	.id = DEVLINK_DPIPE_HEADER_IPV4,

	.fields = devlink_dpipe_fields_ipv4,

	.fields_count = ARRAY_SIZE(devlink_dpipe_fields_ipv4),

	.global = true,

};

EXPORT_SYMBOL(devlink_dpipe_header_ipv4);



EXPORT_TRACEPOINT_SYMBOL_GPL(devlink_hwmsg);



static LIST_HEAD(devlink_list);