diff options
| author |   Yunsheng Lin <linyunsheng@huawei.com> | 2018-11-18 03:19:10 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-11-17 21:57:29 -0800 |
| commit | a0b4371751bf836fb438877c981bda733f918988 (patch) | |
| tree | 3640f2249dd135bf5f5ca887e088614a1695a701 | |
| parent | net: fsl: Use device_type helpers to access the node type (diff) | |
| download | linux-dev-a0b4371751bf836fb438877c981bda733f918988.tar.xz linux-dev-a0b4371751bf836fb438877c981bda733f918988.zip | |
net: hns3: Support two vlan header when setting mtu
This patch adds supports for two vlan header when setting mtu.
Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 5 | ||||
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h | 2 |
3 files changed, 5 insertions, 4 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index 22220af92aa9..c944090d3adf 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -3609,8 +3609,9 @@ static int hns3_client_init(struct hnae3_handle *handle) hns3_dcbnl_setup(handle); - /* MTU range: (ETH_MIN_MTU(kernel default) - 9706) */ - netdev->max_mtu = HNS3_MAX_MTU - (ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN); + /* MTU range: (ETH_MIN_MTU(kernel default) - 9702) */ + netdev->max_mtu = + HNS3_MAX_MTU - (ETH_HLEN + ETH_FCS_LEN + 2 * VLAN_HLEN); set_bit(HNS3_NIC_STATE_INITED, &priv->state); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 33885a7529fc..019f747e486a 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -6364,7 +6364,7 @@ static int hclge_set_mac_mtu(struct hclge_dev *hdev, int new_mtu) int max_frm_size; int ret; - max_frm_size = new_mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN; + max_frm_size = new_mtu + ETH_HLEN + ETH_FCS_LEN + 2 * VLAN_HLEN; if (max_frm_size < HCLGE_MAC_MIN_FRAME || max_frm_size > HCLGE_MAC_MAX_FRAME) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h index ca90b662e33b..279661764910 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h @@ -120,7 +120,7 @@ enum HLCGE_PORT_TYPE { #define HCLGE_VECTOR0_IMP_RESET_INT_B 1 #define HCLGE_MAC_DEFAULT_FRAME \ - (ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN + ETH_DATA_LEN) + (ETH_HLEN + ETH_FCS_LEN + 2 * VLAN_HLEN + ETH_DATA_LEN) #define HCLGE_MAC_MIN_FRAME 64 #define HCLGE_MAC_MAX_FRAME 9728 |