diff options
| author |   Jian Shen <shenjian15@huawei.com> | 2018-03-10 11:29:33 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-03-11 22:53:32 -0400 |
| commit | 2097fdefa5c2c22c3165b3c9020ddb8ed610c371 (patch) | |
| tree | 15b22367da9cc2e41ad993da0ee4d6d221806aa5 | |
| parent | net: hns3: add existence checking before adding unicast mac address (diff) | |
| download | linux-dev-2097fdefa5c2c22c3165b3c9020ddb8ed610c371.tar.xz linux-dev-2097fdefa5c2c22c3165b3c9020ddb8ed610c371.zip | |
net: hns3: add result checking for VF when modify unicast mac address
VF changes unicast mac address by sending mailbox msg to PF, then PF
completes the mac address modification. It may fail when the target
uc mac address is already in the mac_vlan table. VF should be aware
of it by reading the message result.
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
3 files changed, 6 insertions, 2 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c index e3e4ded1e98f..4a49a6b2f4c3 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c @@ -365,7 +365,7 @@ void hclge_mbx_handler(struct hclge_dev *hdev) ret); break; case HCLGE_MBX_SET_UNICAST: - ret = hclge_set_vf_uc_mac_addr(vport, req, false); + ret = hclge_set_vf_uc_mac_addr(vport, req, true); if (ret) dev_err(&hdev->pdev->dev, "PF fail(%d) to set VF UC MAC Addr\n", diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index 6c240d646307..23370258aaeb 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -744,7 +744,7 @@ static int hclgevf_set_mac_addr(struct hnae3_handle *handle, void *p, status = hclgevf_send_mbx_msg(hdev, HCLGE_MBX_SET_UNICAST, subcode, msg_data, ETH_ALEN * 2, - false, NULL, 0); + true, NULL, 0); if (!status) ether_addr_copy(hdev->hw.mac.mac_addr, new_mac_addr); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c index 18283ef4ce81..9768f71f5b18 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c @@ -54,6 +54,10 @@ static int hclgevf_get_mbx_resp(struct hclgevf_dev *hdev, u16 code0, u16 code1, mbx_resp = &hdev->mbx_resp; r_code0 = (u16)(mbx_resp->origin_mbx_msg >> 16); r_code1 = (u16)(mbx_resp->origin_mbx_msg & 0xff); + + if (mbx_resp->resp_status) + return mbx_resp->resp_status; + if (resp_data) memcpy(resp_data, &mbx_resp->additional_info[0], resp_len); |