net/mlx5: Add support for 200Gbps per lane link modes

This patch exposes new link modes using 200Gbps per lane, including
200G, 400G and 800G modes.

Signed-off-by: Jianbo Liu <jianbol@nvidia.com>
Reviewed-by: Shahar Shitrit <shshitrit@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c

@@ -237,6 +237,27 @@ void mlx5e_build_ptys2ethtool_map(void)
 				       ETHTOOL_LINK_MODE_800000baseDR8_2_Full_BIT,
 				       ETHTOOL_LINK_MODE_800000baseSR8_Full_BIT,
 				       ETHTOOL_LINK_MODE_800000baseVR8_Full_BIT);
+	MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_200GAUI_1_200GBASE_CR1_KR1, ext,
+				       ETHTOOL_LINK_MODE_200000baseCR_Full_BIT,
+				       ETHTOOL_LINK_MODE_200000baseKR_Full_BIT,
+				       ETHTOOL_LINK_MODE_200000baseDR_Full_BIT,
+				       ETHTOOL_LINK_MODE_200000baseDR_2_Full_BIT,
+				       ETHTOOL_LINK_MODE_200000baseSR_Full_BIT,
+				       ETHTOOL_LINK_MODE_200000baseVR_Full_BIT);
+	MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_400GAUI_2_400GBASE_CR2_KR2, ext,
+				       ETHTOOL_LINK_MODE_400000baseCR2_Full_BIT,
+				       ETHTOOL_LINK_MODE_400000baseKR2_Full_BIT,
+				       ETHTOOL_LINK_MODE_400000baseDR2_Full_BIT,
+				       ETHTOOL_LINK_MODE_400000baseDR2_2_Full_BIT,
+				       ETHTOOL_LINK_MODE_400000baseSR2_Full_BIT,
+				       ETHTOOL_LINK_MODE_400000baseVR2_Full_BIT);
+	MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_800GAUI_4_800GBASE_CR4_KR4, ext,
+				       ETHTOOL_LINK_MODE_800000baseCR4_Full_BIT,
+				       ETHTOOL_LINK_MODE_800000baseKR4_Full_BIT,
+				       ETHTOOL_LINK_MODE_800000baseDR4_Full_BIT,
+				       ETHTOOL_LINK_MODE_800000baseDR4_2_Full_BIT,
+				       ETHTOOL_LINK_MODE_800000baseSR4_Full_BIT,
+				       ETHTOOL_LINK_MODE_800000baseVR4_Full_BIT);
 }
 
 static void mlx5e_ethtool_get_speed_arr(struct mlx5_core_dev *mdev,

drivers/net/ethernet/mellanox/mlx5/core/port.c

@@ -1105,6 +1105,9 @@ static const u32 mlx5e_ext_link_speed[MLX5E_EXT_LINK_MODES_NUMBER] = {
 	[MLX5E_200GAUI_2_200GBASE_CR2_KR2] = 200000,
 	[MLX5E_400GAUI_4_400GBASE_CR4_KR4] = 400000,
 	[MLX5E_800GAUI_8_800GBASE_CR8_KR8] = 800000,
+	[MLX5E_200GAUI_1_200GBASE_CR1_KR1] = 200000,
+	[MLX5E_400GAUI_2_400GBASE_CR2_KR2] = 400000,
+	[MLX5E_800GAUI_4_800GBASE_CR4_KR4] = 800000,
 };
 
 int mlx5_port_query_eth_proto(struct mlx5_core_dev *dev, u8 port, bool ext,

include/linux/mlx5/port.h

@@ -115,9 +115,12 @@ enum mlx5e_ext_link_mode {
 	MLX5E_100GAUI_1_100GBASE_CR_KR		= 11,
 	MLX5E_200GAUI_4_200GBASE_CR4_KR4	= 12,
 	MLX5E_200GAUI_2_200GBASE_CR2_KR2	= 13,
+	MLX5E_200GAUI_1_200GBASE_CR1_KR1	= 14,
 	MLX5E_400GAUI_8_400GBASE_CR8		= 15,
 	MLX5E_400GAUI_4_400GBASE_CR4_KR4	= 16,
+	MLX5E_400GAUI_2_400GBASE_CR2_KR2	= 17,
 	MLX5E_800GAUI_8_800GBASE_CR8_KR8	= 19,
+	MLX5E_800GAUI_4_800GBASE_CR4_KR4	= 20,
 	MLX5E_EXT_LINK_MODES_NUMBER,
 };