net: hns3: Add configure for mac minimal frame size

When change the mtu, the minimal frame size of mac will be set
to zero, it is incorrect. This patch fixes it by set it to the
default value.

Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
index d9aaa76c76eb40cf2e7e1991851f8b2abe299e7d..656c3e622ec8c4c42db779f437f4f0ab2a4835ba 100644 (file)
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
@@ -571,7 +571,8 @@ struct hclge_config_auto_neg_cmd {
 
 struct hclge_config_max_frm_size_cmd {
        __le16  max_frm_size;
-       u8      rsv[22];
+       u8      min_frm_size;
+       u8      rsv[21];
 };
 
 enum hclge_mac_vlan_tbl_opcode {

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index dae1aa5c55fb731c6d0be3f8a763c69da61b3d0c..df6a7a10bb835e1028f5fadb188951a4f3216f7b 100644 (file)
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -4987,6 +4987,7 @@ static int hclge_set_mac_mtu(struct hclge_dev *hdev, int new_mtu)
 
        req = (struct hclge_config_max_frm_size_cmd *)desc.data;
        req->max_frm_size = cpu_to_le16(max_frm_size);
+       req->min_frm_size = HCLGE_MAC_MIN_FRAME;
 
        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {