Support add and delete operations on syn filter.
Signed-off-by: Jiawen Wu <jiawe...@trustnetic.com>
---
drivers/net/txgbe/txgbe_ethdev.c | 70 ++++++++++++++++++++++++++++++++
drivers/net/txgbe/txgbe_ethdev.h | 6 +++
2 files changed, 76 insertions(+)
diff --git a/drivers/net/txgbe/txgbe_ethdev.c b/drivers/net/txgbe/txgbe_ethdev.c
index b479c9152..e2599e429 100644
--- a/drivers/net/txgbe/txgbe_ethdev.c
+++ b/drivers/net/txgbe/txgbe_ethdev.c
@@ -3696,6 +3696,44 @@ txgbe_set_queue_rate_limit(struct rte_eth_dev *dev,
return 0;
}
+int
+txgbe_syn_filter_set(struct rte_eth_dev *dev,
+ struct rte_eth_syn_filter *filter,
+ bool add)
+{
+ struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
+ struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
+ uint32_t syn_info;
+ uint32_t synqf;
+
+ if (filter->queue >= TXGBE_MAX_RX_QUEUE_NUM)
+ return -EINVAL;
+
+ syn_info = filter_info->syn_info;
+
+ if (add) {
+ if (syn_info & TXGBE_SYNCLS_ENA)
+ return -EINVAL;
+ synqf = (uint32_t)TXGBE_SYNCLS_QPID(filter->queue);
+ synqf |= TXGBE_SYNCLS_ENA;
+
+ if (filter->hig_pri)
+ synqf |= TXGBE_SYNCLS_HIPRIO;
+ else
+ synqf &= ~TXGBE_SYNCLS_HIPRIO;
+ } else {
+ synqf = rd32(hw, TXGBE_SYNCLS);
+ if (!(syn_info & TXGBE_SYNCLS_ENA))
+ return -ENOENT;
+ synqf &= ~(TXGBE_SYNCLS_QPID_MASK | TXGBE_SYNCLS_ENA);
+ }
+
+ filter_info->syn_info = synqf;
+ wr32(hw, TXGBE_SYNCLS, synqf);
+ txgbe_flush(hw);
+ return 0;
+}
+
static inline enum txgbe_5tuple_protocol
convert_protocol_type(uint8_t protocol_value)
{
@@ -4606,11 +4644,28 @@ txgbe_ethertype_filter_restore(struct rte_eth_dev *dev)
}
}
+/* restore SYN filter */
+static inline void
+txgbe_syn_filter_restore(struct rte_eth_dev *dev)
+{
+ struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
+ struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
+ uint32_t synqf;
+
+ synqf = filter_info->syn_info;
+
+ if (synqf & TXGBE_SYNCLS_ENA) {
+ wr32(hw, TXGBE_SYNCLS, synqf);
+ txgbe_flush(hw);
+ }
+}
+
static int
txgbe_filter_restore(struct rte_eth_dev *dev)
{
txgbe_ntuple_filter_restore(dev);
txgbe_ethertype_filter_restore(dev);
+ txgbe_syn_filter_restore(dev);
return 0;
}
@@ -4646,6 +4701,21 @@ txgbe_clear_all_ethertype_filter(struct rte_eth_dev *dev)
}
}
+/* remove the SYN filter */
+void
+txgbe_clear_syn_filter(struct rte_eth_dev *dev)
+{
+ struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
+ struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
+
+ if (filter_info->syn_info & TXGBE_SYNCLS_ENA) {
+ filter_info->syn_info = 0;
+
+ wr32(hw, TXGBE_SYNCLS, 0);
+ txgbe_flush(hw);
+ }
+}
+
static const struct eth_dev_ops txgbe_eth_dev_ops = {
.dev_configure = txgbe_dev_configure,
.dev_infos_get = txgbe_dev_info_get,
diff --git a/drivers/net/txgbe/txgbe_ethdev.h b/drivers/net/txgbe/txgbe_ethdev.h
index d89af2150..bb53dd74a 100644
--- a/drivers/net/txgbe/txgbe_ethdev.h
+++ b/drivers/net/txgbe/txgbe_ethdev.h
@@ -164,6 +164,8 @@ struct txgbe_filter_info {
/* Bit mask for every used 5tuple filter */
uint32_t fivetuple_mask[TXGBE_5TUPLE_ARRAY_SIZE];
struct txgbe_5tuple_filter_list fivetuple_list;
+ /* store the SYN filter info */
+ uint32_t syn_info;
};
/* The configuration of bandwidth */
@@ -320,6 +322,9 @@ int txgbe_add_del_ntuple_filter(struct rte_eth_dev *dev,
int txgbe_add_del_ethertype_filter(struct rte_eth_dev *dev,
struct rte_eth_ethertype_filter *filter,
bool add);
+int txgbe_syn_filter_set(struct rte_eth_dev *dev,
+ struct rte_eth_syn_filter *filter,
+ bool add);
void txgbe_set_ivar_map(struct txgbe_hw *hw, int8_t direction,
uint8_t queue, uint8_t msix_vector);
@@ -343,6 +348,7 @@ uint32_t txgbe_convert_vm_rx_mask_to_val(uint16_t rx_mask,
uint32_t orig_val);
void txgbe_clear_all_ethertype_filter(struct rte_eth_dev *dev);
void txgbe_clear_all_ntuple_filter(struct rte_eth_dev *dev);
+void txgbe_clear_syn_filter(struct rte_eth_dev *dev);
int txgbe_vt_check(struct txgbe_hw *hw);
int txgbe_set_vf_rate_limit(struct rte_eth_dev *dev, uint16_t vf,
--
2.18.4
