net: hns3: disable mac in flr process
authorYufeng Mo <moyufeng@huawei.com>
Mon, 13 Sep 2021 13:08:23 +0000 (21:08 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 22 Sep 2021 10:27:59 +0000 (12:27 +0200)
commit b81d8948746520f989e86d66292ff72b5056114a upstream.

The firmware will not disable mac in flr process. Therefore, the driver
needs to proactively disable mac during flr, which is the same as the
function reset.

Fixes: 35d93a30040c ("net: hns3: adjust the process of PF reset")
Signed-off-by: Yufeng Mo <moyufeng@huawei.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c

index 3311719..59ec538 100644 (file)
@@ -7005,11 +7005,12 @@ static void hclge_ae_stop(struct hnae3_handle *handle)
        hclge_clear_arfs_rules(handle);
        spin_unlock_bh(&hdev->fd_rule_lock);
 
-       /* If it is not PF reset, the firmware will disable the MAC,
+       /* If it is not PF reset or FLR, the firmware will disable the MAC,
         * so it only need to stop phy here.
         */
        if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state) &&
-           hdev->reset_type != HNAE3_FUNC_RESET) {
+           hdev->reset_type != HNAE3_FUNC_RESET &&
+           hdev->reset_type != HNAE3_FLR_RESET) {
                hclge_mac_stop_phy(hdev);
                hclge_update_link_status(hdev);
                return;