Add support for store and restore L2 tunnel filter in SW.
Signed-off-by: Wenzhuo Lu <wenzhuo...@intel.com>
Signed-off-by: Wei Zhao <wei.zh...@intel.com>
---
drivers/net/ixgbe/ixgbe_ethdev.c | 36 ++++++++++++++++++++++++++++++++++++
drivers/net/ixgbe/ixgbe_ethdev.h | 3 +++
2 files changed, 39 insertions(+)
diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 0ad613b..3059c64 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -389,6 +389,7 @@ 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
@@ -1469,6 +1470,9 @@ 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;
}
@@ -2527,6 +2531,7 @@ ixgbe_dev_start(struct rte_eth_dev *dev)
/* resume enabled intr since hw reset */
ixgbe_enable_intr(dev);
+ ixgbe_l2_tunnel_conf(dev);
ixgbe_filter_restore(dev);
return 0;
@@ -7083,12 +7088,15 @@ 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:
@@ -7127,9 +7135,12 @@ 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:
@@ -7168,9 +7179,12 @@ 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:
@@ -7477,10 +7491,13 @@ 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:
@@ -7498,10 +7515,13 @@ 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:
@@ -7996,6 +8016,22 @@ 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 4f281e8..4e0264c 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.h
+++ b/drivers/net/ixgbe/ixgbe_ethdev.h
@@ -307,6 +307,9 @@ 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 */
};
/*
--
2.5.5
