diff options
Diffstat (limited to 'drivers/net/ethernet/intel/e1000/e1000_main.c')
-rw-r--r-- | drivers/net/ethernet/intel/e1000/e1000_main.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c index cbc330b301cd..ad3d5d12173f 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_main.c +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c | |||
@@ -2674,7 +2674,8 @@ set_itr_now: | |||
2674 | #define E1000_TX_FLAGS_VLAN_SHIFT 16 | 2674 | #define E1000_TX_FLAGS_VLAN_SHIFT 16 |
2675 | 2675 | ||
2676 | static int e1000_tso(struct e1000_adapter *adapter, | 2676 | static int e1000_tso(struct e1000_adapter *adapter, |
2677 | struct e1000_tx_ring *tx_ring, struct sk_buff *skb) | 2677 | struct e1000_tx_ring *tx_ring, struct sk_buff *skb, |
2678 | __be16 protocol) | ||
2678 | { | 2679 | { |
2679 | struct e1000_context_desc *context_desc; | 2680 | struct e1000_context_desc *context_desc; |
2680 | struct e1000_buffer *buffer_info; | 2681 | struct e1000_buffer *buffer_info; |
@@ -2692,7 +2693,7 @@ static int e1000_tso(struct e1000_adapter *adapter, | |||
2692 | 2693 | ||
2693 | hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); | 2694 | hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); |
2694 | mss = skb_shinfo(skb)->gso_size; | 2695 | mss = skb_shinfo(skb)->gso_size; |
2695 | if (skb->protocol == htons(ETH_P_IP)) { | 2696 | if (protocol == htons(ETH_P_IP)) { |
2696 | struct iphdr *iph = ip_hdr(skb); | 2697 | struct iphdr *iph = ip_hdr(skb); |
2697 | iph->tot_len = 0; | 2698 | iph->tot_len = 0; |
2698 | iph->check = 0; | 2699 | iph->check = 0; |
@@ -2702,7 +2703,7 @@ static int e1000_tso(struct e1000_adapter *adapter, | |||
2702 | 0); | 2703 | 0); |
2703 | cmd_length = E1000_TXD_CMD_IP; | 2704 | cmd_length = E1000_TXD_CMD_IP; |
2704 | ipcse = skb_transport_offset(skb) - 1; | 2705 | ipcse = skb_transport_offset(skb) - 1; |
2705 | } else if (skb->protocol == htons(ETH_P_IPV6)) { | 2706 | } else if (skb_is_gso_v6(skb)) { |
2706 | ipv6_hdr(skb)->payload_len = 0; | 2707 | ipv6_hdr(skb)->payload_len = 0; |
2707 | tcp_hdr(skb)->check = | 2708 | tcp_hdr(skb)->check = |
2708 | ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, | 2709 | ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, |
@@ -2745,7 +2746,8 @@ static int e1000_tso(struct e1000_adapter *adapter, | |||
2745 | } | 2746 | } |
2746 | 2747 | ||
2747 | static bool e1000_tx_csum(struct e1000_adapter *adapter, | 2748 | static bool e1000_tx_csum(struct e1000_adapter *adapter, |
2748 | struct e1000_tx_ring *tx_ring, struct sk_buff *skb) | 2749 | struct e1000_tx_ring *tx_ring, struct sk_buff *skb, |
2750 | __be16 protocol) | ||
2749 | { | 2751 | { |
2750 | struct e1000_context_desc *context_desc; | 2752 | struct e1000_context_desc *context_desc; |
2751 | struct e1000_buffer *buffer_info; | 2753 | struct e1000_buffer *buffer_info; |
@@ -2756,7 +2758,7 @@ static bool e1000_tx_csum(struct e1000_adapter *adapter, | |||
2756 | if (skb->ip_summed != CHECKSUM_PARTIAL) | 2758 | if (skb->ip_summed != CHECKSUM_PARTIAL) |
2757 | return false; | 2759 | return false; |
2758 | 2760 | ||
2759 | switch (skb->protocol) { | 2761 | switch (protocol) { |
2760 | case cpu_to_be16(ETH_P_IP): | 2762 | case cpu_to_be16(ETH_P_IP): |
2761 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) | 2763 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) |
2762 | cmd_len |= E1000_TXD_CMD_TCP; | 2764 | cmd_len |= E1000_TXD_CMD_TCP; |
@@ -3097,6 +3099,7 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, | |||
3097 | int count = 0; | 3099 | int count = 0; |
3098 | int tso; | 3100 | int tso; |
3099 | unsigned int f; | 3101 | unsigned int f; |
3102 | __be16 protocol = vlan_get_protocol(skb); | ||
3100 | 3103 | ||
3101 | /* This goes back to the question of how to logically map a Tx queue | 3104 | /* This goes back to the question of how to logically map a Tx queue |
3102 | * to a flow. Right now, performance is impacted slightly negatively | 3105 | * to a flow. Right now, performance is impacted slightly negatively |
@@ -3210,7 +3213,7 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, | |||
3210 | 3213 | ||
3211 | first = tx_ring->next_to_use; | 3214 | first = tx_ring->next_to_use; |
3212 | 3215 | ||
3213 | tso = e1000_tso(adapter, tx_ring, skb); | 3216 | tso = e1000_tso(adapter, tx_ring, skb, protocol); |
3214 | if (tso < 0) { | 3217 | if (tso < 0) { |
3215 | dev_kfree_skb_any(skb); | 3218 | dev_kfree_skb_any(skb); |
3216 | return NETDEV_TX_OK; | 3219 | return NETDEV_TX_OK; |
@@ -3220,10 +3223,10 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, | |||
3220 | if (likely(hw->mac_type != e1000_82544)) | 3223 | if (likely(hw->mac_type != e1000_82544)) |
3221 | tx_ring->last_tx_tso = true; | 3224 | tx_ring->last_tx_tso = true; |
3222 | tx_flags |= E1000_TX_FLAGS_TSO; | 3225 | tx_flags |= E1000_TX_FLAGS_TSO; |
3223 | } else if (likely(e1000_tx_csum(adapter, tx_ring, skb))) | 3226 | } else if (likely(e1000_tx_csum(adapter, tx_ring, skb, protocol))) |
3224 | tx_flags |= E1000_TX_FLAGS_CSUM; | 3227 | tx_flags |= E1000_TX_FLAGS_CSUM; |
3225 | 3228 | ||
3226 | if (likely(skb->protocol == htons(ETH_P_IP))) | 3229 | if (protocol == htons(ETH_P_IP)) |
3227 | tx_flags |= E1000_TX_FLAGS_IPV4; | 3230 | tx_flags |= E1000_TX_FLAGS_IPV4; |
3228 | 3231 | ||
3229 | if (unlikely(skb->no_fcs)) | 3232 | if (unlikely(skb->no_fcs)) |