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net/txgbe: support syn filter add and delete

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Support add and delete operations on syn filter.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
This commit is contained in:
Jiawen Wu 2020-12-18 17:36:36 +08:00 committed by Ferruh Yigit
parent 1a529bffe8
commit 983a4ef226
2 changed files with 60 additions and 0 deletions
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55
drivers/net/txgbe/txgbe_ethdev.c
View File

@ -3511,6 +3511,44 @@ 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)
{
@ -4445,11 +4483,28 @@ 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;
}

5
drivers/net/txgbe/txgbe_ethdev.h
View File

@ -167,6 +167,8 @@ 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 */
@ -323,6 +325,9 @@ 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);