diff options
| author |   Yunsheng Lin <linyunsheng@huawei.com> | 2019-02-23 17:22:14 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-02-24 20:27:50 -0800 |
| commit | e8149933b1fab774e892f8ab605d241df673291c (patch) | |
| tree | 8d59ae9d15bd50892a4827480785f7c8fda31dec /drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | |
| parent | net: hns3: replace hnae3_set_bit and hnae3_set_field in data path (diff) | |
| download | linux-dev-e8149933b1fab774e892f8ab605d241df673291c.tar.xz linux-dev-e8149933b1fab774e892f8ab605d241df673291c.zip | |
net: hns3: remove hnae3_get_bit in data path
The hnae3_get_bit uses hnae3_get_field, and hnae3_get_field
masks the data, which is unnecessary in data path.
Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 33 |
1 files changed, 14 insertions, 19 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index ce9878bfaa1a..236b340f8102 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -2318,13 +2318,12 @@ static void hns3_rx_checksum(struct hns3_enet_ring *ring, struct sk_buff *skb, } /* check if hardware has done checksum */ - if (!hnae3_get_bit(bd_base_info, HNS3_RXD_L3L4P_B)) + if (!(bd_base_info & BIT(HNS3_RXD_L3L4P_B))) return; - if (unlikely(hnae3_get_bit(l234info, HNS3_RXD_L3E_B) || - hnae3_get_bit(l234info, HNS3_RXD_L4E_B) || - hnae3_get_bit(l234info, HNS3_RXD_OL3E_B) || - hnae3_get_bit(l234info, HNS3_RXD_OL4E_B))) { + if (unlikely(l234info & (BIT(HNS3_RXD_L3E_B) | BIT(HNS3_RXD_L4E_B) || + BIT(HNS3_RXD_OL3E_B) || + BIT(HNS3_RXD_OL4E_B)))) { u64_stats_update_begin(&ring->syncp); ring->stats.l3l4_csum_err++; u64_stats_update_end(&ring->syncp); @@ -2469,11 +2468,11 @@ static int hns3_add_frag(struct hns3_enet_ring *ring, struct hns3_desc *desc, bd_base_info = le32_to_cpu(desc->rx.bd_base_info); } - while (!hnae3_get_bit(bd_base_info, HNS3_RXD_FE_B)) { + while (!(bd_base_info & BIT(HNS3_RXD_FE_B))) { desc = &ring->desc[ring->next_to_clean]; desc_cb = &ring->desc_cb[ring->next_to_clean]; bd_base_info = le32_to_cpu(desc->rx.bd_base_info); - if (!hnae3_get_bit(bd_base_info, HNS3_RXD_VLD_B)) + if (!(bd_base_info & BIT(HNS3_RXD_VLD_B))) return -ENXIO; if (unlikely(ring->frag_num >= MAX_SKB_FRAGS)) { @@ -2587,7 +2586,7 @@ static int hns3_handle_rx_bd(struct hns3_enet_ring *ring, bd_base_info = le32_to_cpu(desc->rx.bd_base_info); /* Check valid BD */ - if (unlikely(!hnae3_get_bit(bd_base_info, HNS3_RXD_VLD_B))) + if (unlikely(!(bd_base_info & BIT(HNS3_RXD_VLD_B)))) return -ENXIO; if (!skb) @@ -2650,7 +2649,7 @@ static int hns3_handle_rx_bd(struct hns3_enet_ring *ring, vlan_tag); } - if (unlikely(!hnae3_get_bit(bd_base_info, HNS3_RXD_VLD_B))) { + if (unlikely(!(bd_base_info & BIT(HNS3_RXD_VLD_B)))) { u64_stats_update_begin(&ring->syncp); ring->stats.non_vld_descs++; u64_stats_update_end(&ring->syncp); @@ -2660,23 +2659,19 @@ static int hns3_handle_rx_bd(struct hns3_enet_ring *ring, } if (unlikely((!desc->rx.pkt_len) || - hnae3_get_bit(l234info, HNS3_RXD_TRUNCAT_B))) { + (l234info & (BIT(HNS3_RXD_TRUNCAT_B) | + BIT(HNS3_RXD_L2E_B))))) { u64_stats_update_begin(&ring->syncp); - ring->stats.err_pkt_len++; + if (l234info & BIT(HNS3_RXD_L2E_B)) + ring->stats.l2_err++; + else + ring->stats.err_pkt_len++; u64_stats_update_end(&ring->syncp); dev_kfree_skb_any(skb); return -EFAULT; } - if (unlikely(hnae3_get_bit(l234info, HNS3_RXD_L2E_B))) { - u64_stats_update_begin(&ring->syncp); - ring->stats.l2_err++; - u64_stats_update_end(&ring->syncp); - - dev_kfree_skb_any(skb); - return -EFAULT; - } l2_frame_type = hnae3_get_field(l234info, HNS3_RXD_DMAC_M, HNS3_RXD_DMAC_S); |