From: Wei Zhao Date: Fri, 13 Jan 2017 08:13:03 +0000 (+0800) Subject: net/ixgbe: store and restore L2 tunnel configuration X-Git-Tag: spdx-start~4814 X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=a42882591e5e3e150403bb3dca52fef4226eca68;p=dpdk.git net/ixgbe: store and restore L2 tunnel configuration Add support for store and restore L2 tunnel filter in SW. Signed-off-by: Wenzhuo Lu Signed-off-by: Wei Zhao Acked-by: Beilei Xing Acked-by: Wei Dai --- diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c index f4c99fb31b..9d9f331440 100644 --- a/drivers/net/ixgbe/ixgbe_ethdev.c +++ b/drivers/net/ixgbe/ixgbe_ethdev.c @@ -393,6 +393,7 @@ static int ixgbe_dev_udp_tunnel_port_add(struct rte_eth_dev *dev, static int ixgbe_dev_udp_tunnel_port_del(struct rte_eth_dev *dev, struct rte_eth_udp_tunnel *udp_tunnel); static int ixgbe_filter_restore(struct rte_eth_dev *dev); +static void ixgbe_l2_tunnel_conf(struct rte_eth_dev *dev); /* * Define VF Stats MACRO for Non "cleared on read" register @@ -1520,6 +1521,9 @@ static int ixgbe_l2_tn_filter_init(struct rte_eth_dev *eth_dev) "Failed to allocate memory for L2 TN hash map!"); return -ENOMEM; } + l2_tn_info->e_tag_en = FALSE; + l2_tn_info->e_tag_fwd_en = FALSE; + l2_tn_info->e_tag_ether_type = DEFAULT_ETAG_ETYPE; return 0; } @@ -2579,6 +2583,7 @@ skip_link_setup: /* resume enabled intr since hw reset */ ixgbe_enable_intr(dev); + ixgbe_l2_tunnel_conf(dev); ixgbe_filter_restore(dev); return 0; @@ -7297,12 +7302,15 @@ ixgbe_dev_l2_tunnel_eth_type_conf(struct rte_eth_dev *dev, { int ret = 0; struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_l2_tn_info *l2_tn_info = + IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private); if (l2_tunnel == NULL) return -EINVAL; switch (l2_tunnel->l2_tunnel_type) { case RTE_L2_TUNNEL_TYPE_E_TAG: + l2_tn_info->e_tag_ether_type = l2_tunnel->ether_type; ret = ixgbe_update_e_tag_eth_type(hw, l2_tunnel->ether_type); break; default: @@ -7341,9 +7349,12 @@ ixgbe_dev_l2_tunnel_enable(struct rte_eth_dev *dev, { int ret = 0; struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_l2_tn_info *l2_tn_info = + IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private); switch (l2_tunnel_type) { case RTE_L2_TUNNEL_TYPE_E_TAG: + l2_tn_info->e_tag_en = TRUE; ret = ixgbe_e_tag_enable(hw); break; default: @@ -7382,9 +7393,12 @@ ixgbe_dev_l2_tunnel_disable(struct rte_eth_dev *dev, { int ret = 0; struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_l2_tn_info *l2_tn_info = + IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private); switch (l2_tunnel_type) { case RTE_L2_TUNNEL_TYPE_E_TAG: + l2_tn_info->e_tag_en = FALSE; ret = ixgbe_e_tag_disable(hw); break; default: @@ -7691,10 +7705,13 @@ ixgbe_dev_l2_tunnel_forwarding_enable (struct rte_eth_dev *dev, enum rte_eth_tunnel_type l2_tunnel_type) { + struct ixgbe_l2_tn_info *l2_tn_info = + IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private); int ret = 0; switch (l2_tunnel_type) { case RTE_L2_TUNNEL_TYPE_E_TAG: + l2_tn_info->e_tag_fwd_en = TRUE; ret = ixgbe_e_tag_forwarding_en_dis(dev, 1); break; default: @@ -7712,10 +7729,13 @@ ixgbe_dev_l2_tunnel_forwarding_disable (struct rte_eth_dev *dev, enum rte_eth_tunnel_type l2_tunnel_type) { + struct ixgbe_l2_tn_info *l2_tn_info = + IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private); int ret = 0; switch (l2_tunnel_type) { case RTE_L2_TUNNEL_TYPE_E_TAG: + l2_tn_info->e_tag_fwd_en = FALSE; ret = ixgbe_e_tag_forwarding_en_dis(dev, 0); break; default: @@ -8534,6 +8554,22 @@ ixgbe_filter_restore(struct rte_eth_dev *dev) return 0; } +static void +ixgbe_l2_tunnel_conf(struct rte_eth_dev *dev) +{ + struct ixgbe_l2_tn_info *l2_tn_info = + IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private); + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (l2_tn_info->e_tag_en) + (void)ixgbe_e_tag_enable(hw); + + if (l2_tn_info->e_tag_fwd_en) + (void)ixgbe_e_tag_forwarding_en_dis(dev, 1); + + (void)ixgbe_update_e_tag_eth_type(hw, l2_tn_info->e_tag_ether_type); +} + RTE_PMD_REGISTER_PCI(net_ixgbe, rte_ixgbe_pmd.pci_drv); RTE_PMD_REGISTER_PCI_TABLE(net_ixgbe, pci_id_ixgbe_map); RTE_PMD_REGISTER_KMOD_DEP(net_ixgbe, "* igb_uio | uio_pci_generic | vfio"); diff --git a/drivers/net/ixgbe/ixgbe_ethdev.h b/drivers/net/ixgbe/ixgbe_ethdev.h index bdc66bdd3d..a57e793644 100644 --- a/drivers/net/ixgbe/ixgbe_ethdev.h +++ b/drivers/net/ixgbe/ixgbe_ethdev.h @@ -312,6 +312,9 @@ struct ixgbe_l2_tn_info { struct ixgbe_l2_tn_filter_list l2_tn_list; struct ixgbe_l2_tn_filter **hash_map; struct rte_hash *hash_handle; + bool e_tag_en; /* e-tag enabled */ + bool e_tag_fwd_en; /* e-tag based forwarding enabled */ + bool e_tag_ether_type; /* ether type for e-tag */ }; /*