diff --git a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig
index 8be9eab733203c2817fe916b38dd6f511e8e91f4..e930aa9a3cfb8ed3c4edad3fc03ae2b3ce6a586f 100644
--- a/drivers/net/ethernet/broadcom/Kconfig
+++ b/drivers/net/ethernet/broadcom/Kconfig
@@ -139,6 +139,16 @@ config BNX2X_SRIOV
Virtualization support in the 578xx and 57712 products. This
allows for virtual function acceleration in virtual environments.
+config BNX2X_VXLAN
+ bool "Virtual eXtensible Local Area Network support"
+ default n
+ depends on BNX2X && VXLAN && !(BNX2X=y && VXLAN=m)
+ ---help---
+ This enables hardward offload support for VXLAN protocol over the
+ NetXtremeII series adapters.
+ Say Y here if you want to enable hardware offload support for
+ Virtual eXtensible Local Area Network (VXLAN) in the driver.
+
config BGMAC
tristate "BCMA bus GBit core support"
depends on BCMA_HOST_SOC && HAS_DMA && (BCM47XX || ARCH_BCM_5301X)
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
index e28c90c15e0b74aca7bea48dd9893b9f1c0d677e..ba936635322a83eee32f15e49f12e393ed924d38 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
@@ -1392,6 +1392,8 @@ enum sp_rtnl_flag {
BNX2X_SP_RTNL_HYPERVISOR_VLAN,
BNX2X_SP_RTNL_TX_STOP,
BNX2X_SP_RTNL_GET_DRV_VERSION,
+ BNX2X_SP_RTNL_ADD_VXLAN_PORT,
+ BNX2X_SP_RTNL_DEL_VXLAN_PORT,
};
enum bnx2x_iov_flag {
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
index e18a0e4d3ed17a0a7a224b60fdd03a1025e45be0..d276de328c5ce7d31664b1157e7a0eca75724e98 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
@@ -967,6 +967,8 @@ static inline int bnx2x_func_start(struct bnx2x *bp)
else /* CHIP_IS_E1X */
start_params->network_cos_mode = FW_WRR;
+ start_params->vxlan_dst_port = cpu_to_le16(bp->vxlan_dst_port);
+
start_params->inner_rss = 1;
if (IS_MF_UFP(bp) && BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp)) {
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index eafd25d8142a03c8e5c6c61f0072b79684533522..26fbfcc6f7db8d17d9d9ee32cb6171cc62d8516a 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -10075,6 +10075,81 @@ static void bnx2x_parity_recover(struct bnx2x *bp)
}
}
+#ifdef CONFIG_BNX2X_VXLAN
+static int bnx2x_vxlan_port_update(struct bnx2x *bp, u16 port)
+{
+ struct bnx2x_func_switch_update_params *switch_update_params;
+ struct bnx2x_func_state_params func_params = {NULL};
+ int rc;
+
+ switch_update_params = &func_params.params.switch_update;
+
+ /* Prepare parameters for function state transitions */
+ __set_bit(RAMROD_COMP_WAIT, &func_params.ramrod_flags);
+ __set_bit(RAMROD_RETRY, &func_params.ramrod_flags);
+
+ func_params.f_obj = &bp->func_obj;
+ func_params.cmd = BNX2X_F_CMD_SWITCH_UPDATE;
+
+ /* Function parameters */
+ __set_bit(BNX2X_F_UPDATE_TUNNEL_CFG_CHNG,
+ &switch_update_params->changes);
+ switch_update_params->vxlan_dst_port = port;
+ rc = bnx2x_func_state_change(bp, &func_params);
+ if (rc)
+ BNX2X_ERR("failed to change vxlan dst port to %d (rc = 0x%x)\n",
+ port, rc);
+ return rc;
+}
+
+static void __bnx2x_add_vxlan_port(struct bnx2x *bp, u16 port)
+{
+ if (!netif_running(bp->dev))
+ return;
+
+ if (bp->vxlan_dst_port || !IS_PF(bp)) {
+ DP(BNX2X_MSG_SP, "Vxlan destination port limit reached\n");
+ return;
+ }
+
+ bp->vxlan_dst_port = port;
+ bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_ADD_VXLAN_PORT, 0);
+}
+
+static void bnx2x_add_vxlan_port(struct net_device *netdev,
+ sa_family_t sa_family, __be16 port)
+{
+ struct bnx2x *bp = netdev_priv(netdev);
+ u16 t_port = ntohs(port);
+
+ __bnx2x_add_vxlan_port(bp, t_port);
+}
+
+static void __bnx2x_del_vxlan_port(struct bnx2x *bp, u16 port)
+{
+ if (!bp->vxlan_dst_port || bp->vxlan_dst_port != port || !IS_PF(bp)) {
+ DP(BNX2X_MSG_SP, "Invalid vxlan port\n");
+ return;
+ }
+
+ if (netif_running(bp->dev)) {
+ bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_DEL_VXLAN_PORT, 0);
+ } else {
+ bp->vxlan_dst_port = 0;
+ netdev_info(bp->dev, "Deleted vxlan dest port %d", port);
+ }
+}
+
+static void bnx2x_del_vxlan_port(struct net_device *netdev,
+ sa_family_t sa_family, __be16 port)
+{
+ struct bnx2x *bp = netdev_priv(netdev);
+ u16 t_port = ntohs(port);
+
+ __bnx2x_del_vxlan_port(bp, t_port);
+}
+#endif
+
static int bnx2x_close(struct net_device *dev);
/* bnx2x_nic_unload() flushes the bnx2x_wq, thus reset task is
@@ -10083,6 +10158,9 @@ static int bnx2x_close(struct net_device *dev);
static void bnx2x_sp_rtnl_task(struct work_struct *work)
{
struct bnx2x *bp = container_of(work, struct bnx2x, sp_rtnl_task.work);
+#ifdef CONFIG_BNX2X_VXLAN
+ u16 port;
+#endif
rtnl_lock();
@@ -10181,6 +10259,27 @@ static void bnx2x_sp_rtnl_task(struct work_struct *work)
&bp->sp_rtnl_state))
bnx2x_update_mng_version(bp);
+#ifdef CONFIG_BNX2X_VXLAN
+ port = bp->vxlan_dst_port;
+ if (test_and_clear_bit(BNX2X_SP_RTNL_ADD_VXLAN_PORT,
+ &bp->sp_rtnl_state)) {
+ if (!bnx2x_vxlan_port_update(bp, port))
+ netdev_info(bp->dev, "Added vxlan dest port %d", port);
+ else
+ bp->vxlan_dst_port = 0;
+ }
+
+ if (test_and_clear_bit(BNX2X_SP_RTNL_DEL_VXLAN_PORT,
+ &bp->sp_rtnl_state)) {
+ if (!bnx2x_vxlan_port_update(bp, 0)) {
+ netdev_info(bp->dev,
+ "Deleted vxlan dest port %d", port);
+ bp->vxlan_dst_port = 0;
+ vxlan_get_rx_port(bp->dev);
+ }
+ }
+#endif
+
/* work which needs rtnl lock not-taken (as it takes the lock itself and
* can be called from other contexts as well)
*/
@@ -12379,6 +12478,12 @@ static int bnx2x_open(struct net_device *dev)
rc = bnx2x_nic_load(bp, LOAD_OPEN);
if (rc)
return rc;
+
+#ifdef CONFIG_BNX2X_VXLAN
+ if (IS_PF(bp))
+ vxlan_get_rx_port(dev);
+#endif
+
return 0;
}
@@ -12894,6 +12999,10 @@ static const struct net_device_ops bnx2x_netdev_ops = {
.ndo_get_phys_port_id = bnx2x_get_phys_port_id,
.ndo_set_vf_link_state = bnx2x_set_vf_link_state,
.ndo_features_check = bnx2x_features_check,
+#ifdef CONFIG_BNX2X_VXLAN
+ .ndo_add_vxlan_port = bnx2x_add_vxlan_port,
+ .ndo_del_vxlan_port = bnx2x_del_vxlan_port,
+#endif
};
static int bnx2x_set_coherency_mask(struct bnx2x *bp)