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Date:   Mon, 13 Jul 2020 17:30:34 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     davem@...emloft.net
Cc:     netdev@...r.kernel.org, oss-drivers@...ronome.com,
        simon.horman@...ronome.com, ajit.khaparde@...adcom.com,
        sriharsha.basavapatna@...adcom.com, somnath.kotur@...adcom.com,
        thomas.lendacky@....com, aelior@...vell.com, skalluru@...vell.com,
        vishal@...lsio.com, benve@...co.com, _govind@....com,
        dchickles@...vell.com, sburla@...vell.com, fmanlunas@...vell.com,
        jeffrey.t.kirsher@...el.com, anthony.l.nguyen@...el.com,
        GR-everest-linux-l2@...vell.com, shshaikh@...vell.com,
        manishc@...vell.com, GR-Linux-NIC-Dev@...vell.com,
        Jakub Kicinski <kuba@...nel.org>
Subject: [PATCH net-next 09/12] liquidio_vf: convert to new udp_tunnel_nic infra

Carbon copy of the previous change.

This driver is just a super thin FW interface. Assume it wants 256
ports at most. Not much we can do here.

Signed-off-by: Jakub Kicinski <kuba@...nel.org>
---
 .../ethernet/cavium/liquidio/lio_vf_main.c    | 59 +++++++++++--------
 1 file changed, 33 insertions(+), 26 deletions(-)

diff --git a/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c b/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
index bbd9bfa4a989..9a8dff468431 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
@@ -1767,6 +1767,35 @@ static int liquidio_vxlan_port_command(struct net_device *netdev, int command,
 	return ret;
 }
 
+static int liquidio_udp_tunnel_set_port(struct net_device *netdev,
+					unsigned int table, unsigned int entry,
+					struct udp_tunnel_info *ti)
+{
+	return liquidio_vxlan_port_command(netdev,
+					   OCTNET_CMD_VXLAN_PORT_CONFIG,
+					   htons(ti->port),
+					   OCTNET_CMD_VXLAN_PORT_ADD);
+}
+
+static int liquidio_udp_tunnel_unset_port(struct net_device *netdev,
+					  unsigned int table,
+					  unsigned int entry,
+					  struct udp_tunnel_info *ti)
+{
+	return liquidio_vxlan_port_command(netdev,
+					   OCTNET_CMD_VXLAN_PORT_CONFIG,
+					   htons(ti->port),
+					   OCTNET_CMD_VXLAN_PORT_DEL);
+}
+
+static const struct udp_tunnel_nic_info liquidio_udp_tunnels = {
+	.set_port	= liquidio_udp_tunnel_set_port,
+	.unset_port	= liquidio_udp_tunnel_unset_port,
+	.tables		= {
+		{ .n_entries = 256, .tunnel_types = UDP_TUNNEL_TYPE_VXLAN, },
+	},
+};
+
 /** \brief Net device fix features
  * @param netdev  pointer to network device
  * @param request features requested
@@ -1835,30 +1864,6 @@ static int liquidio_set_features(struct net_device *netdev,
 	return 0;
 }
 
-static void liquidio_add_vxlan_port(struct net_device *netdev,
-				    struct udp_tunnel_info *ti)
-{
-	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
-		return;
-
-	liquidio_vxlan_port_command(netdev,
-				    OCTNET_CMD_VXLAN_PORT_CONFIG,
-				    htons(ti->port),
-				    OCTNET_CMD_VXLAN_PORT_ADD);
-}
-
-static void liquidio_del_vxlan_port(struct net_device *netdev,
-				    struct udp_tunnel_info *ti)
-{
-	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
-		return;
-
-	liquidio_vxlan_port_command(netdev,
-				    OCTNET_CMD_VXLAN_PORT_CONFIG,
-				    htons(ti->port),
-				    OCTNET_CMD_VXLAN_PORT_DEL);
-}
-
 static const struct net_device_ops lionetdevops = {
 	.ndo_open		= liquidio_open,
 	.ndo_stop		= liquidio_stop,
@@ -1873,8 +1878,8 @@ static const struct net_device_ops lionetdevops = {
 	.ndo_do_ioctl		= liquidio_ioctl,
 	.ndo_fix_features	= liquidio_fix_features,
 	.ndo_set_features	= liquidio_set_features,
-	.ndo_udp_tunnel_add     = liquidio_add_vxlan_port,
-	.ndo_udp_tunnel_del     = liquidio_del_vxlan_port,
+	.ndo_udp_tunnel_add	= udp_tunnel_nic_add_port,
+	.ndo_udp_tunnel_del	= udp_tunnel_nic_del_port,
 };
 
 static int lio_nic_info(struct octeon_recv_info *recv_info, void *buf)
@@ -2095,6 +2100,8 @@ static int setup_nic_devices(struct octeon_device *octeon_dev)
 
 		netdev->hw_enc_features =
 		    (lio->enc_dev_capability & ~NETIF_F_LRO);
+		netdev->udp_tunnel_nic_info = &liquidio_udp_tunnels;
+
 		netdev->vlan_features = lio->dev_capability;
 		/* Add any unchangeable hw features */
 		lio->dev_capability |= NETIF_F_HW_VLAN_CTAG_FILTER |
-- 
2.26.2

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