nfp: support port splitting via devlink

Add support for configuring port split with devlink.  Add devlink
callbacks to validate requested config and call NSP helpers.
Getting the right nfp_port structure can be done with simple iteration.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/net/ethernet/netronome/nfp/nfp_port.h b/drivers/net/ethernet/netronome/nfp/nfp_port.h
index 36a540b514be..4d1a9b3fed41 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_port.h
+++ b/drivers/net/ethernet/netronome/nfp/nfp_port.h
@@ -38,6 +38,7 @@
 
 struct net_device;
 struct nfp_app;
+struct nfp_pf;
 struct nfp_port;
 
 /**
@@ -90,6 +91,8 @@ struct nfp_port {
 };
 
 struct nfp_port *nfp_port_from_netdev(struct net_device *netdev);
+struct nfp_port *
+nfp_port_from_id(struct nfp_pf *pf, enum nfp_port_type type, unsigned int id);
 struct nfp_eth_table_port *__nfp_port_get_eth_port(struct nfp_port *port);
 struct nfp_eth_table_port *nfp_port_get_eth_port(struct nfp_port *port);
 
@@ -103,6 +106,7 @@ void nfp_port_free(struct nfp_port *port);
 
 int nfp_net_refresh_eth_port(struct nfp_port *port);
 void nfp_net_refresh_port_table(struct nfp_port *port);
+int nfp_net_refresh_port_table_sync(struct nfp_pf *pf);
 
 int nfp_devlink_port_register(struct nfp_app *app, struct nfp_port *port);
 void nfp_devlink_port_unregister(struct nfp_port *port);