From f881c4ab37db1e0ef35b2aef96bb139a95f2c545 Mon Sep 17 00:00:00 2001 From: Danielle Ratson Date: Tue, 22 Feb 2022 19:17:03 +0200 Subject: [PATCH] mlxsw: core: Add support for OSFP transceiver modules The driver can already dump the EEPROM contents of QSFP-DD transceiver modules via its ethtool_ops::get_module_info() and ethtool_ops::get_module_eeprom() callbacks. Add support for OSFP transceiver modules by adding their SFF-8024 Identifier Value (0x19). This is required for future NVIDIA Spectrum-4 based systems that will be equipped with OSFP transceivers. Signed-off-by: Danielle Ratson Signed-off-by: Ido Schimmel Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlxsw/core_env.c | 2 ++ drivers/net/ethernet/mellanox/mlxsw/reg.h | 1 + 2 files changed, 3 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_env.c b/drivers/net/ethernet/mellanox/mlxsw/core_env.c index 70e283d..29a74b8 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_env.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core_env.c @@ -87,6 +87,7 @@ mlxsw_env_validate_cable_ident(struct mlxsw_core *core, int id, bool *qsfp, *qsfp = true; break; case MLXSW_REG_MCIA_EEPROM_MODULE_INFO_ID_QSFP_DD: + case MLXSW_REG_MCIA_EEPROM_MODULE_INFO_ID_OSFP: *qsfp = true; *cmis = true; break; @@ -303,6 +304,7 @@ int mlxsw_env_get_module_info(struct net_device *netdev, modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN / 2; break; case MLXSW_REG_MCIA_EEPROM_MODULE_INFO_ID_QSFP_DD: + case MLXSW_REG_MCIA_EEPROM_MODULE_INFO_ID_OSFP: /* Use SFF_8636 as base type. ethtool should recognize specific * type through the identifier value. */ diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index 1f0ddb8..dce21da 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -10037,6 +10037,7 @@ enum mlxsw_reg_mcia_eeprom_module_info_id { MLXSW_REG_MCIA_EEPROM_MODULE_INFO_ID_QSFP_PLUS = 0x0D, MLXSW_REG_MCIA_EEPROM_MODULE_INFO_ID_QSFP28 = 0x11, MLXSW_REG_MCIA_EEPROM_MODULE_INFO_ID_QSFP_DD = 0x18, + MLXSW_REG_MCIA_EEPROM_MODULE_INFO_ID_OSFP = 0x19, }; enum mlxsw_reg_mcia_eeprom_module_info { -- 2.7.4