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ixgbe: process the Tx ipsec offload

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If the skb has a security association referenced in the skb, then
set up the Tx descriptor with the ipsec offload bits.  While we're
here, we fix an oddly named field in the context descriptor struct.

Signed-off-by: Shannon Nelson <shannon.nelson@oracle.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Shannon Nelson
2017-12-19 16:00:00 -08:00
committed by Jeff Kirsher
parent 92103199f1
commit 5925947047
5 changed files with 112 additions and 9 deletions
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10
drivers/net/ethernet/intel/ixgbe/ixgbe.h
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@@ -172,10 +172,11 @@ enum ixgbe_tx_flags {
IXGBE_TX_FLAGS_CC = 0x08,
IXGBE_TX_FLAGS_IPV4 = 0x10,
IXGBE_TX_FLAGS_CSUM = 0x20,
IXGBE_TX_FLAGS_IPSEC = 0x40,
/* software defined flags */
IXGBE_TX_FLAGS_SW_VLAN = 0x40,
IXGBE_TX_FLAGS_FCOE = 0x80,
IXGBE_TX_FLAGS_SW_VLAN = 0x80,
IXGBE_TX_FLAGS_FCOE = 0x100,
};
/* VLAN info */
@@ -1024,6 +1025,8 @@ void ixgbe_ipsec_restore(struct ixgbe_adapter *adapter);
void ixgbe_ipsec_rx(struct ixgbe_ring *rx_ring,
union ixgbe_adv_rx_desc *rx_desc,
struct sk_buff *skb);
int ixgbe_ipsec_tx(struct ixgbe_ring *tx_ring, struct ixgbe_tx_buffer *first,
struct ixgbe_ipsec_tx_data *itd);
#else
static inline void ixgbe_init_ipsec_offload(struct ixgbe_adapter *adapter) { };
static inline void ixgbe_stop_ipsec_offload(struct ixgbe_adapter *adapter) { };
@@ -1031,5 +1034,8 @@ static inline void ixgbe_ipsec_restore(struct ixgbe_adapter *adapter) { };
static inline void ixgbe_ipsec_rx(struct ixgbe_ring *rx_ring,
union ixgbe_adv_rx_desc *rx_desc,
struct sk_buff *skb) { };
static inline int ixgbe_ipsec_tx(struct ixgbe_ring *tx_ring,
struct ixgbe_tx_buffer *first,
struct ixgbe_ipsec_tx_data *itd) { return 0; };
#endif /* CONFIG_XFRM_OFFLOAD */
#endif /* _IXGBE_H_ */