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authorLuo bin <luobin9@huawei.com>2020-07-25 15:11:18 +0800
committerDavid S. Miller <davem@davemloft.net>2020-07-28 17:22:02 -0700
commitc15850c709eb5c7771785c9174e4908d1806a0f0 (patch)
treee821faf2326a2301e6d7ba7005732b37069dbe25 /drivers/net/ethernet/huawei/hinic/hinic_ethtool.c
parentaff7543126df2006f9eb44859b11c8615de6967d (diff)
hinic: add support to handle hw abnormal event
add support to handle hw abnormal event such as hardware failure, cable unplugged,link error Signed-off-by: Luo bin <luobin9@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/huawei/hinic/hinic_ethtool.c')
-rw-r--r--drivers/net/ethernet/huawei/hinic/hinic_ethtool.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c b/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c
index cb5ebae54f73..6bb65ade1d77 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c
@@ -1766,6 +1766,25 @@ static int hinic_get_module_eeprom(struct net_device *netdev,
return 0;
}
+static int
+hinic_get_link_ext_state(struct net_device *netdev,
+ struct ethtool_link_ext_state_info *link_ext_state_info)
+{
+ struct hinic_dev *nic_dev = netdev_priv(netdev);
+
+ if (netif_carrier_ok(netdev))
+ return -ENODATA;
+
+ if (nic_dev->cable_unplugged)
+ link_ext_state_info->link_ext_state =
+ ETHTOOL_LINK_EXT_STATE_NO_CABLE;
+ else if (nic_dev->module_unrecognized)
+ link_ext_state_info->link_ext_state =
+ ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH;
+
+ return 0;
+}
+
static const struct ethtool_ops hinic_ethtool_ops = {
.supported_coalesce_params = ETHTOOL_COALESCE_RX_USECS |
ETHTOOL_COALESCE_RX_MAX_FRAMES |
@@ -1776,6 +1795,7 @@ static const struct ethtool_ops hinic_ethtool_ops = {
.set_link_ksettings = hinic_set_link_ksettings,
.get_drvinfo = hinic_get_drvinfo,
.get_link = ethtool_op_get_link,
+ .get_link_ext_state = hinic_get_link_ext_state,
.get_ringparam = hinic_get_ringparam,
.set_ringparam = hinic_set_ringparam,
.get_coalesce = hinic_get_coalesce,