diff options
| author | Jijie Shao <shaojijie@huawei.com> | 2023-05-12 13:00:12 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-05-24 19:32:45 +0300 |
| commit | 2a06c5ab7b92c0622e3f4d43af751bc16e577807 (patch) | |
| tree | 46e2ab3ce8364f61348b5ba386bd4949329d6ccd /drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | |
| parent | 8ee34c90ce5e5267eaa8eb8941b195418ef692a9 (diff) | |
| download | linux-2a06c5ab7b92c0622e3f4d43af751bc16e577807.tar.xz | |
net: hns3: fix sending pfc frames after reset issue
[ Upstream commit f14db07064727dd3bc0906c77a6d2759c1bbb395 ]
To prevent the system from abnormally sending PFC frames after an
abnormal reset. The hns3 driver notifies the firmware to disable pfc
before reset.
Fixes: 35d93a30040c ("net: hns3: adjust the process of PF reset")
Signed-off-by: Jijie Shao <shaojijie@huawei.com>
Signed-off-by: Hao Lan <lanhao@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 07ad5f35219e..50e956d6c3b2 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -8053,12 +8053,15 @@ static void hclge_ae_stop(struct hnae3_handle *handle) /* 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_FLR_RESET) { - hclge_mac_stop_phy(hdev); - hclge_update_link_status(hdev); - return; + if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state)) { + hclge_pfc_pause_en_cfg(hdev, HCLGE_PFC_TX_RX_DISABLE, + HCLGE_PFC_DISABLE); + if (hdev->reset_type != HNAE3_FUNC_RESET && + hdev->reset_type != HNAE3_FLR_RESET) { + hclge_mac_stop_phy(hdev); + hclge_update_link_status(hdev); + return; + } } hclge_reset_tqp(handle); |