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-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe.h4
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_main.c174
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_type.h7
3 files changed, 134 insertions, 51 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
index 5628e2dae427..33c025055011 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
@@ -645,6 +645,7 @@ struct ixgbe_adapter {
#define IXGBE_FLAG_RX_HWTSTAMP_ENABLED BIT(25)
#define IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER BIT(26)
#define IXGBE_FLAG_DCB_CAPABLE BIT(27)
+#define IXGBE_FLAG_GENEVE_OFFLOAD_CAPABLE BIT(28)
u32 flags2;
#define IXGBE_FLAG2_RSC_CAPABLE BIT(0)
@@ -658,7 +659,7 @@ struct ixgbe_adapter {
#define IXGBE_FLAG2_RSS_FIELD_IPV6_UDP BIT(9)
#define IXGBE_FLAG2_PTP_PPS_ENABLED BIT(10)
#define IXGBE_FLAG2_PHY_INTERRUPT BIT(11)
-#define IXGBE_FLAG2_VXLAN_REREG_NEEDED BIT(12)
+#define IXGBE_FLAG2_UDP_TUN_REREG_NEEDED BIT(12)
#define IXGBE_FLAG2_VLAN_PROMISC BIT(13)
/* Tx fast path data */
@@ -672,6 +673,7 @@ struct ixgbe_adapter {
/* Port number used to identify VXLAN traffic */
__be16 vxlan_port;
+ __be16 geneve_port;
/* TX */
struct ixgbe_ring *tx_ring[MAX_TX_QUEUES] ____cacheline_aligned_in_smp;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 6bf131faa65e..5b8819c56d53 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -1495,7 +1495,6 @@ static inline void ixgbe_rx_checksum(struct ixgbe_ring *ring,
struct sk_buff *skb)
{
__le16 pkt_info = rx_desc->wb.lower.lo_dword.hs_rss.pkt_info;
- __le16 hdr_info = rx_desc->wb.lower.lo_dword.hs_rss.hdr_info;
bool encap_pkt = false;
skb_checksum_none_assert(skb);
@@ -1504,8 +1503,8 @@ static inline void ixgbe_rx_checksum(struct ixgbe_ring *ring,
if (!(ring->netdev->features & NETIF_F_RXCSUM))
return;
- if ((pkt_info & cpu_to_le16(IXGBE_RXDADV_PKTTYPE_VXLAN)) &&
- (hdr_info & cpu_to_le16(IXGBE_RXDADV_PKTTYPE_TUNNEL >> 16))) {
+ /* check for VXLAN and Geneve packets */
+ if (pkt_info & cpu_to_le16(IXGBE_RXDADV_PKTTYPE_VXLAN)) {
encap_pkt = true;
skb->encapsulation = 1;
}
@@ -3922,6 +3921,9 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
rfctl &= ~IXGBE_RFCTL_RSC_DIS;
if (!(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED))
rfctl |= IXGBE_RFCTL_RSC_DIS;
+
+ /* disable NFS filtering */
+ rfctl |= (IXGBE_RFCTL_NFSW_DIS | IXGBE_RFCTL_NFSR_DIS);
IXGBE_WRITE_REG(hw, IXGBE_RFCTL, rfctl);
/* Program registers for the distribution of queues */
@@ -4586,18 +4588,23 @@ static void ixgbe_napi_disable_all(struct ixgbe_adapter *adapter)
}
}
-static void ixgbe_clear_vxlan_port(struct ixgbe_adapter *adapter)
+static void ixgbe_clear_udp_tunnel_port(struct ixgbe_adapter *adapter, u32 mask)
{
- switch (adapter->hw.mac.type) {
- case ixgbe_mac_X550:
- case ixgbe_mac_X550EM_x:
- case ixgbe_mac_x550em_a:
- IXGBE_WRITE_REG(&adapter->hw, IXGBE_VXLANCTRL, 0);
+ struct ixgbe_hw *hw = &adapter->hw;
+ u32 vxlanctrl;
+
+ if (!(adapter->flags & (IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE |
+ IXGBE_FLAG_GENEVE_OFFLOAD_CAPABLE)))
+ return;
+
+ vxlanctrl = IXGBE_READ_REG(hw, IXGBE_VXLANCTRL) && ~mask;
+ IXGBE_WRITE_REG(hw, IXGBE_VXLANCTRL, vxlanctrl);
+
+ if (mask & IXGBE_VXLANCTRL_VXLAN_UDPPORT_MASK)
adapter->vxlan_port = 0;
- break;
- default:
- break;
- }
+
+ if (mask & IXGBE_VXLANCTRL_GENEVE_UDPPORT_MASK)
+ adapter->geneve_port = 0;
}
#ifdef CONFIG_IXGBE_DCB
@@ -5711,8 +5718,10 @@ static int ixgbe_sw_init(struct ixgbe_adapter *adapter)
if (fwsm & IXGBE_FWSM_TS_ENABLED)
adapter->flags2 |= IXGBE_FLAG2_TEMP_SENSOR_CAPABLE;
break;
- case ixgbe_mac_X550EM_x:
case ixgbe_mac_x550em_a:
+ adapter->flags |= IXGBE_FLAG_GENEVE_OFFLOAD_CAPABLE;
+ /* fall through */
+ case ixgbe_mac_X550EM_x:
#ifdef CONFIG_IXGBE_DCB
adapter->flags &= ~IXGBE_FLAG_DCB_CAPABLE;
#endif
@@ -6144,7 +6153,7 @@ int ixgbe_open(struct net_device *netdev)
ixgbe_up_complete(adapter);
- ixgbe_clear_vxlan_port(adapter);
+ ixgbe_clear_udp_tunnel_port(adapter, IXGBE_VXLANCTRL_ALL_UDPPORT_MASK);
udp_tunnel_get_rx_info(netdev);
return 0;
@@ -7223,9 +7232,9 @@ static void ixgbe_service_task(struct work_struct *work)
ixgbe_service_event_complete(adapter);
return;
}
- if (adapter->flags2 & IXGBE_FLAG2_VXLAN_REREG_NEEDED) {
+ if (adapter->flags2 & IXGBE_FLAG2_UDP_TUN_REREG_NEEDED) {
rtnl_lock();
- adapter->flags2 &= ~IXGBE_FLAG2_VXLAN_REREG_NEEDED;
+ adapter->flags2 &= ~IXGBE_FLAG2_UDP_TUN_REREG_NEEDED;
udp_tunnel_get_rx_info(adapter->netdev);
rtnl_unlock();
}
@@ -7665,6 +7674,10 @@ static void ixgbe_atr(struct ixgbe_ring *ring,
if (adapter->vxlan_port &&
udp_hdr(skb)->dest == adapter->vxlan_port)
hdr.network = skb_inner_network_header(skb);
+
+ if (adapter->geneve_port &&
+ udp_hdr(skb)->dest == adapter->geneve_port)
+ hdr.network = skb_inner_network_header(skb);
}
/* Currently only IPv4/IPv6 with TCP is supported */
@@ -8800,10 +8813,23 @@ static int ixgbe_set_features(struct net_device *netdev,
netdev->features = features;
if ((adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE)) {
- if (features & NETIF_F_RXCSUM)
- adapter->flags2 |= IXGBE_FLAG2_VXLAN_REREG_NEEDED;
- else
- ixgbe_clear_vxlan_port(adapter);
+ if (features & NETIF_F_RXCSUM) {
+ adapter->flags2 |= IXGBE_FLAG2_UDP_TUN_REREG_NEEDED;
+ } else {
+ u32 port_mask = IXGBE_VXLANCTRL_VXLAN_UDPPORT_MASK;
+
+ ixgbe_clear_udp_tunnel_port(adapter, port_mask);
+ }
+ }
+
+ if ((adapter->flags & IXGBE_FLAG_GENEVE_OFFLOAD_CAPABLE)) {
+ if (features & NETIF_F_RXCSUM) {
+ adapter->flags2 |= IXGBE_FLAG2_UDP_TUN_REREG_NEEDED;
+ } else {
+ u32 port_mask = IXGBE_VXLANCTRL_GENEVE_UDPPORT_MASK;
+
+ ixgbe_clear_udp_tunnel_port(adapter, port_mask);
+ }
}
if (need_reset)
@@ -8816,67 +8842,115 @@ static int ixgbe_set_features(struct net_device *netdev,
}
/**
- * ixgbe_add_vxlan_port - Get notifications about VXLAN ports that come up
+ * ixgbe_add_udp_tunnel_port - Get notifications about adding UDP tunnel ports
* @dev: The port's netdev
* @ti: Tunnel endpoint information
**/
-static void ixgbe_add_vxlan_port(struct net_device *dev,
- struct udp_tunnel_info *ti)
+static void ixgbe_add_udp_tunnel_port(struct net_device *dev,
+ struct udp_tunnel_info *ti)
{
struct ixgbe_adapter *adapter = netdev_priv(dev);
struct ixgbe_hw *hw = &adapter->hw;
__be16 port = ti->port;
-
- if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
- return;
+ u32 port_shift = 0;
+ u32 reg;
if (ti->sa_family != AF_INET)
return;
- if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE))
- return;
+ switch (ti->type) {
+ case UDP_TUNNEL_TYPE_VXLAN:
+ if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE))
+ return;
- if (adapter->vxlan_port == port)
- return;
+ if (adapter->vxlan_port == port)
+ return;
+
+ if (adapter->vxlan_port) {
+ netdev_info(dev,
+ "VXLAN port %d set, not adding port %d\n",
+ ntohs(adapter->vxlan_port),
+ ntohs(port));
+ return;
+ }
+
+ adapter->vxlan_port = port;
+ break;
+ case UDP_TUNNEL_TYPE_GENEVE:
+ if (!(adapter->flags & IXGBE_FLAG_GENEVE_OFFLOAD_CAPABLE))
+ return;
+
+ if (adapter->geneve_port == port)
+ return;
+
+ if (adapter->geneve_port) {
+ netdev_info(dev,
+ "GENEVE port %d set, not adding port %d\n",
+ ntohs(adapter->geneve_port),
+ ntohs(port));
+ return;
+ }
- if (adapter->vxlan_port) {
- netdev_info(dev,
- "Hit Max num of VXLAN ports, not adding port %d\n",
- ntohs(port));
+ port_shift = IXGBE_VXLANCTRL_GENEVE_UDPPORT_SHIFT;
+ adapter->geneve_port = port;
+ break;
+ default:
return;
}
- adapter->vxlan_port = port;
- IXGBE_WRITE_REG(hw, IXGBE_VXLANCTRL, ntohs(port));
+ reg = IXGBE_READ_REG(hw, IXGBE_VXLANCTRL) | ntohs(port) << port_shift;
+ IXGBE_WRITE_REG(hw, IXGBE_VXLANCTRL, reg);
}
/**
- * ixgbe_del_vxlan_port - Get notifications about VXLAN ports that go away
+ * ixgbe_del_udp_tunnel_port - Get notifications about removing UDP tunnel ports
* @dev: The port's netdev
* @ti: Tunnel endpoint information
**/
-static void ixgbe_del_vxlan_port(struct net_device *dev,
- struct udp_tunnel_info *ti)
+static void ixgbe_del_udp_tunnel_port(struct net_device *dev,
+ struct udp_tunnel_info *ti)
{
struct ixgbe_adapter *adapter = netdev_priv(dev);
+ u32 port_mask;
- if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+ if (ti->type != UDP_TUNNEL_TYPE_VXLAN &&
+ ti->type != UDP_TUNNEL_TYPE_GENEVE)
return;
if (ti->sa_family != AF_INET)
return;
- if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE))
- return;
+ switch (ti->type) {
+ case UDP_TUNNEL_TYPE_VXLAN:
+ if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE))
+ return;
- if (adapter->vxlan_port != ti->port) {
- netdev_info(dev, "Port %d was not found, not deleting\n",
- ntohs(ti->port));
+ if (adapter->vxlan_port != ti->port) {
+ netdev_info(dev, "VXLAN port %d not found\n",
+ ntohs(ti->port));
+ return;
+ }
+
+ port_mask = IXGBE_VXLANCTRL_VXLAN_UDPPORT_MASK;
+ break;
+ case UDP_TUNNEL_TYPE_GENEVE:
+ if (!(adapter->flags & IXGBE_FLAG_GENEVE_OFFLOAD_CAPABLE))
+ return;
+
+ if (adapter->geneve_port != ti->port) {
+ netdev_info(dev, "GENEVE port %d not found\n",
+ ntohs(ti->port));
+ return;
+ }
+
+ port_mask = IXGBE_VXLANCTRL_GENEVE_UDPPORT_MASK;
+ break;
+ default:
return;
}
- ixgbe_clear_vxlan_port(adapter);
- adapter->flags2 |= IXGBE_FLAG2_VXLAN_REREG_NEEDED;
+ ixgbe_clear_udp_tunnel_port(adapter, port_mask);
+ adapter->flags2 |= IXGBE_FLAG2_UDP_TUN_REREG_NEEDED;
}
static int ixgbe_ndo_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
@@ -9190,8 +9264,8 @@ static const struct net_device_ops ixgbe_netdev_ops = {
.ndo_bridge_getlink = ixgbe_ndo_bridge_getlink,
.ndo_dfwd_add_station = ixgbe_fwd_add,
.ndo_dfwd_del_station = ixgbe_fwd_del,
- .ndo_udp_tunnel_add = ixgbe_add_vxlan_port,
- .ndo_udp_tunnel_del = ixgbe_del_vxlan_port,
+ .ndo_udp_tunnel_add = ixgbe_add_udp_tunnel_port,
+ .ndo_udp_tunnel_del = ixgbe_del_udp_tunnel_port,
.ndo_features_check = ixgbe_features_check,
};
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
index 1248a9936f7a..5ff91b8d1ca7 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
@@ -487,6 +487,13 @@ struct ixgbe_thermal_sensor_data {
#define IXGBE_FHFT_EXT(_n) (0x09800 + ((_n) * 0x100)) /* Ext Flexible Host
* Filter Table */
+/* masks for accessing VXLAN and GENEVE UDP ports */
+#define IXGBE_VXLANCTRL_VXLAN_UDPPORT_MASK 0x0000ffff /* VXLAN port */
+#define IXGBE_VXLANCTRL_GENEVE_UDPPORT_MASK 0xffff0000 /* GENEVE port */
+#define IXGBE_VXLANCTRL_ALL_UDPPORT_MASK 0xffffffff /* GENEVE/VXLAN */
+
+#define IXGBE_VXLANCTRL_GENEVE_UDPPORT_SHIFT 16
+
#define IXGBE_FLEXIBLE_FILTER_COUNT_MAX 4
#define IXGBE_EXT_FLEXIBLE_FILTER_COUNT_MAX 2
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-07-17 23:26:01 +0200