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net: hns3: add debug messages to identify eth down cause 

Some times just see the eth interface have been down/up via
dmesg, but can not know why the eth down. So adds some debug
messages to identify the cause for this.

Signed-off-by: Yonglong Liu <liuyonglong@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
alistair/sunxi64-5.4-dsi
Yonglong Liu 2019-07-29 10:53:27 +08:00 committed by David S. Miller
parent 923713730d
commit 1c822948fa
3 changed files with 48 additions and 0 deletions
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18
drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
View File

@ -459,6 +459,9 @@ static int hns3_nic_net_open(struct net_device *netdev)
h->ae_algo->ops->set_timer_task(priv->ae_handle, true);
hns3_config_xps(priv);
netif_dbg(h, drv, netdev, "net open\n");
return 0;
}
@ -519,6 +522,8 @@ static int hns3_nic_net_stop(struct net_device *netdev)
if (test_and_set_bit(HNS3_NIC_STATE_DOWN, &priv->state))
return 0;
netif_dbg(h, drv, netdev, "net stop\n");
if (h->ae_algo->ops->set_timer_task)
h->ae_algo->ops->set_timer_task(priv->ae_handle, false);
@ -1550,6 +1555,8 @@ static int hns3_setup_tc(struct net_device *netdev, void *type_data)
h = hns3_get_handle(netdev);
kinfo = &h->kinfo;
netif_dbg(h, drv, netdev, "setup tc: num_tc=%u\n", tc);
return (kinfo->dcb_ops && kinfo->dcb_ops->setup_tc) ?
kinfo->dcb_ops->setup_tc(h, tc, prio_tc) : -EOPNOTSUPP;
}
@ -1593,6 +1600,10 @@ static int hns3_ndo_set_vf_vlan(struct net_device *netdev, int vf, u16 vlan,
struct hnae3_handle *h = hns3_get_handle(netdev);
int ret = -EIO;
netif_dbg(h, drv, netdev,
"set vf vlan: vf=%d, vlan=%u, qos=%u, vlan_proto=%u\n",
vf, vlan, qos, vlan_proto);
if (h->ae_algo->ops->set_vf_vlan_filter)
ret = h->ae_algo->ops->set_vf_vlan_filter(h, vf, vlan,
qos, vlan_proto);
@ -1611,6 +1622,9 @@ static int hns3_nic_change_mtu(struct net_device *netdev, int new_mtu)
if (!h->ae_algo->ops->set_mtu)
return -EOPNOTSUPP;
netif_dbg(h, drv, netdev,
"change mtu from %u to %d\n", netdev->mtu, new_mtu);
ret = h->ae_algo->ops->set_mtu(h, new_mtu);
if (ret)
netdev_err(netdev, "failed to change MTU in hardware %d\n",
@ -4395,6 +4409,10 @@ int hns3_set_channels(struct net_device *netdev,
if (kinfo->rss_size == new_tqp_num)
return 0;
netif_dbg(h, drv, netdev,
"set channels: tqp_num=%u, rxfh=%d\n",
new_tqp_num, rxfh_configured);
ret = hns3_reset_notify(h, HNAE3_DOWN_CLIENT);
if (ret)
return ret;

19
drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
View File

@ -311,6 +311,8 @@ static void hns3_self_test(struct net_device *ndev,
if (eth_test->flags != ETH_TEST_FL_OFFLINE)
return;
netif_dbg(h, drv, ndev, "self test start");
st_param[HNAE3_LOOP_APP][0] = HNAE3_LOOP_APP;
st_param[HNAE3_LOOP_APP][1] =
h->flags & HNAE3_SUPPORT_APP_LOOPBACK;
@ -374,6 +376,8 @@ static void hns3_self_test(struct net_device *ndev,
if (if_running)
ndev->netdev_ops->ndo_open(ndev);
netif_dbg(h, drv, ndev, "self test end\n");
}
static int hns3_get_sset_count(struct net_device *netdev, int stringset)
@ -604,6 +608,10 @@ static int hns3_set_pauseparam(struct net_device *netdev,
{
struct hnae3_handle *h = hns3_get_handle(netdev);
netif_dbg(h, drv, netdev,
"set pauseparam: autoneg=%u, rx:%u, tx:%u\n",
param->autoneg, param->rx_pause, param->tx_pause);
if (h->ae_algo->ops->set_pauseparam)
return h->ae_algo->ops->set_pauseparam(h, param->autoneg,
param->rx_pause,
@ -743,6 +751,11 @@ static int hns3_set_link_ksettings(struct net_device *netdev,
if (cmd->base.speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF)
return -EINVAL;
netif_dbg(handle, drv, netdev,
"set link(%s): autoneg=%u, speed=%u, duplex=%u\n",
netdev->phydev ? "phy" : "mac",
cmd->base.autoneg, cmd->base.speed, cmd->base.duplex);
/* Only support ksettings_set for netdev with phy attached for now */
if (netdev->phydev)
return phy_ethtool_ksettings_set(netdev->phydev, cmd);
@ -984,6 +997,9 @@ static int hns3_nway_reset(struct net_device *netdev)
return -EINVAL;
}
netif_dbg(handle, drv, netdev,
"nway reset (using %s)\n", phy ? "phy" : "mac");
if (phy)
return genphy_restart_aneg(phy);
@ -1308,6 +1324,9 @@ static int hns3_set_fecparam(struct net_device *netdev,
if (!ops->set_fec)
return -EOPNOTSUPP;
fec_mode = eth_to_loc_fec(fec->fec);
netif_dbg(handle, drv, netdev, "set fecparam: mode=%u\n", fec_mode);
return ops->set_fec(handle, fec_mode);
}

11
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
View File

@ -201,6 +201,7 @@ static int hclge_client_setup_tc(struct hclge_dev *hdev)
static int hclge_ieee_setets(struct hnae3_handle *h, struct ieee_ets *ets)
{
struct hclge_vport *vport = hclge_get_vport(h);
struct net_device *netdev = h->kinfo.netdev;
struct hclge_dev *hdev = vport->back;
bool map_changed = false;
u8 num_tc = 0;
@ -215,6 +216,8 @@ static int hclge_ieee_setets(struct hnae3_handle *h, struct ieee_ets *ets)
return ret;
if (map_changed) {
netif_dbg(h, drv, netdev, "set ets\n");
ret = hclge_notify_client(hdev, HNAE3_DOWN_CLIENT);
if (ret)
return ret;
@ -300,6 +303,7 @@ static int hclge_ieee_getpfc(struct hnae3_handle *h, struct ieee_pfc *pfc)
static int hclge_ieee_setpfc(struct hnae3_handle *h, struct ieee_pfc *pfc)
{
struct hclge_vport *vport = hclge_get_vport(h);
struct net_device *netdev = h->kinfo.netdev;
struct hclge_dev *hdev = vport->back;
u8 i, j, pfc_map, *prio_tc;
@ -325,6 +329,10 @@ static int hclge_ieee_setpfc(struct hnae3_handle *h, struct ieee_pfc *pfc)
hdev->tm_info.hw_pfc_map = pfc_map;
hdev->tm_info.pfc_en = pfc->pfc_en;
netif_dbg(h, drv, netdev,
"set pfc: pfc_en=%u, pfc_map=%u, num_tc=%u\n",
pfc->pfc_en, pfc_map, hdev->tm_info.num_tc);
hclge_tm_pfc_info_update(hdev);
return hclge_pause_setup_hw(hdev, false);
@ -345,8 +353,11 @@ static u8 hclge_getdcbx(struct hnae3_handle *h)
static u8 hclge_setdcbx(struct hnae3_handle *h, u8 mode)
{
struct hclge_vport *vport = hclge_get_vport(h);
struct net_device *netdev = h->kinfo.netdev;
struct hclge_dev *hdev = vport->back;
netif_dbg(h, drv, netdev, "set dcbx: mode=%u\n", mode);
/* No support for LLD_MANAGED modes or CEE */
if ((mode & DCB_CAP_DCBX_LLD_MANAGED) ||
(mode & DCB_CAP_DCBX_VER_CEE) ||