From 5d73c3788d73326b0eeae72077d4cd87446fe4c5 Mon Sep 17 00:00:00 2001 From: Yonglong Liu Date: Thu, 26 Aug 2021 19:21:57 +0800 Subject: [PATCH] net: hns3: fix speed unknown issue in bond 4 [ Upstream commit b15c072a9f4a404c09ad589477f4389034742a8b ] In bond 4, when the link goes down and up repeatedly, the bond may get an unknown speed, and then this port can not work. The driver notify netif_carrier_on() before update the link state, when the bond receive carrier on, will query the speed of the port, if the query operation happens before updating the link state, will get an unknown speed. So need to notify netif_carrier_on() after update the link state. Fixes: 46a3df9f9718 ("net: hns3: Add HNS3 Acceleration Engine & Compatibility Layer Support") Fixes: e2cb1dec9779 ("net: hns3: Add HNS3 VF HCL(Hardware Compatibility Layer) Support") Signed-off-by: Yonglong Liu Signed-off-by: Guangbin Huang Signed-off-by: Jakub Kicinski Signed-off-by: Sasha Levin --- drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 2 +- drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c | 2 +- drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 9ea4007dbac9d..00254d167904e 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -2924,12 +2924,12 @@ static void hclge_update_link_status(struct hclge_dev *hdev) } if (state != hdev->hw.mac.link) { + hdev->hw.mac.link = state; client->ops->link_status_change(handle, state); hclge_config_mac_tnl_int(hdev, state); if (rclient && rclient->ops->link_status_change) rclient->ops->link_status_change(rhandle, state); - hdev->hw.mac.link = state; hclge_push_link_status(hdev); } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index fe03c84198906..d3f36e2b2b908 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -498,10 +498,10 @@ void hclgevf_update_link_status(struct hclgevf_dev *hdev, int link_state) link_state = test_bit(HCLGEVF_STATE_DOWN, &hdev->state) ? 0 : link_state; if (link_state != hdev->hw.mac.link) { + hdev->hw.mac.link = link_state; client->ops->link_status_change(handle, !!link_state); if (rclient && rclient->ops->link_status_change) rclient->ops->link_status_change(rhandle, !!link_state); - hdev->hw.mac.link = link_state; } clear_bit(HCLGEVF_STATE_LINK_UPDATING, &hdev->state); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c index 9b17735b9f4ce..987b88d7e0c7d 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c @@ -304,8 +304,8 @@ void hclgevf_mbx_async_handler(struct hclgevf_dev *hdev) flag = (u8)msg_q[5]; /* update upper layer with new link link status */ - hclgevf_update_link_status(hdev, link_status); hclgevf_update_speed_duplex(hdev, speed, duplex); + hclgevf_update_link_status(hdev, link_status); if (flag & HCLGE_MBX_PUSH_LINK_STATUS_EN) set_bit(HCLGEVF_STATE_PF_PUSH_LINK_STATUS,