diff options
| author | Amit Cohen <amcohen@nvidia.com> | 2022-10-20 17:20:04 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-10-24 10:43:39 +0100 |
| commit | cceef209ddd7b4c0059cc41bdab103b804043d1f (patch) | |
| tree | e95ad9e69967964bc7b5161b99ba24bb37740e05 /drivers/net/ethernet/mellanox/mlxsw | |
| parent | 404c76783f322120266a4ef659abe418dc74f5c6 (diff) | |
| download | linux-stable-cceef209ddd7b4c0059cc41bdab103b804043d1f.tar.gz linux-stable-cceef209ddd7b4c0059cc41bdab103b804043d1f.tar.bz2 linux-stable-cceef209ddd7b4c0059cc41bdab103b804043d1f.zip | |
mlxsw: Add support for 800Gbps link modes
Add support for 800Gbps speed, link modes of 100Gbps per lane.
Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/reg.h | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c | 21 |
2 files changed, 22 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index 0777bed5bb1a..b74f30ec629a 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -4620,6 +4620,7 @@ MLXSW_ITEM32(reg, ptys, an_status, 0x04, 28, 4); #define MLXSW_REG_PTYS_EXT_ETH_SPEED_100GAUI_2_100GBASE_CR2_KR2 BIT(10) #define MLXSW_REG_PTYS_EXT_ETH_SPEED_200GAUI_4_200GBASE_CR4_KR4 BIT(12) #define MLXSW_REG_PTYS_EXT_ETH_SPEED_400GAUI_8 BIT(15) +#define MLXSW_REG_PTYS_EXT_ETH_SPEED_800GAUI_8 BIT(19) /* reg_ptys_ext_eth_proto_cap * Extended Ethernet port supported speeds and protocols. diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c index dcd79d7e2af4..472830d07ac1 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c @@ -1672,6 +1672,19 @@ mlxsw_sp2_mask_ethtool_400gaui_8[] = { #define MLXSW_SP2_MASK_ETHTOOL_400GAUI_8_LEN \ ARRAY_SIZE(mlxsw_sp2_mask_ethtool_400gaui_8) +static const enum ethtool_link_mode_bit_indices +mlxsw_sp2_mask_ethtool_800gaui_8[] = { + ETHTOOL_LINK_MODE_800000baseCR8_Full_BIT, + ETHTOOL_LINK_MODE_800000baseKR8_Full_BIT, + ETHTOOL_LINK_MODE_800000baseDR8_Full_BIT, + ETHTOOL_LINK_MODE_800000baseDR8_2_Full_BIT, + ETHTOOL_LINK_MODE_800000baseSR8_Full_BIT, + ETHTOOL_LINK_MODE_800000baseVR8_Full_BIT, +}; + +#define MLXSW_SP2_MASK_ETHTOOL_800GAUI_8_LEN \ + ARRAY_SIZE(mlxsw_sp2_mask_ethtool_800gaui_8) + #define MLXSW_SP_PORT_MASK_WIDTH_1X BIT(0) #define MLXSW_SP_PORT_MASK_WIDTH_2X BIT(1) #define MLXSW_SP_PORT_MASK_WIDTH_4X BIT(2) @@ -1820,6 +1833,14 @@ static const struct mlxsw_sp2_port_link_mode mlxsw_sp2_port_link_mode[] = { .speed = SPEED_400000, .width = 8, }, + { + .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_800GAUI_8, + .mask_ethtool = mlxsw_sp2_mask_ethtool_800gaui_8, + .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_800GAUI_8_LEN, + .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_8X, + .speed = SPEED_800000, + .width = 8, + }, }; #define MLXSW_SP2_PORT_LINK_MODE_LEN ARRAY_SIZE(mlxsw_sp2_port_link_mode) |