# \[PATCH net-next v2 6/6\] mlxsw: Add support for transceiver module extended state

- From: Ido Schimmel \<hidden\>
- Date: 2021-10-06 10:47:54 
- List: netdev
- Page: https://ratatoskr.run/netdev/2021/10/11212792
- Thread: https://ratatoskr.run/netdev/2021/10/11212786/t.md

```text
From: Ido Schimmel <idosch@nvidia.com>

Add support for the transceiver module extended state and sub-state
added in previous patch. The extended state is meant to describe link
issues related to transceiver modules.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c
index 7329bc84a8ee..84d4460f3dcd 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c
@@ -96,6 +96,9 @@ mlxsw_sp_link_ext_state_opcode_map[] = {
 	{1032, ETHTOOL_LINK_EXT_STATE_POWER_BUDGET_EXCEEDED, 0},
 
 	{1030, ETHTOOL_LINK_EXT_STATE_OVERHEAT, 0},
+
+	{1042, ETHTOOL_LINK_EXT_STATE_MODULE,
+	 ETHTOOL_LINK_EXT_SUBSTATE_MODULE_CMIS_NOT_READY},
 };
 
 static void
@@ -124,6 +127,10 @@ mlxsw_sp_port_set_link_ext_state(struct mlxsw_sp_ethtool_link_ext_state_opcode_m
 		link_ext_state_info->cable_issue =
 			link_ext_state_mapping.link_ext_substate;
 		break;
+	case ETHTOOL_LINK_EXT_STATE_MODULE:
+		link_ext_state_info->module =
+			link_ext_state_mapping.link_ext_substate;
+		break;
 	default:
 		break;
 	}
-- 
2.31.1

```
