diff options
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/vport.c | 52 | ||||
| -rw-r--r-- | include/linux/mlx5/vport.h | 3 |
2 files changed, 55 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/vport.c b/drivers/net/ethernet/mellanox/mlx5/core/vport.c index 54ab63b6b8b0..245ff4a03dd6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/vport.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/vport.c @@ -70,6 +70,17 @@ static int mlx5_query_nic_vport_context(struct mlx5_core_dev *mdev, u32 *out, return mlx5_cmd_exec_check_status(mdev, in, sizeof(in), out, outlen); } +static int mlx5_modify_nic_vport_context(struct mlx5_core_dev *mdev, void *in, + int inlen) +{ + u32 out[MLX5_ST_SZ_DW(modify_nic_vport_context_out)]; + + MLX5_SET(modify_nic_vport_context_in, in, opcode, + MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT); + + return mlx5_cmd_exec_check_status(mdev, in, inlen, out, sizeof(out)); +} + void mlx5_query_nic_vport_mac_address(struct mlx5_core_dev *mdev, u8 *addr) { u32 *out; @@ -350,3 +361,44 @@ int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev, return err; } EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_node_guid); + +enum mlx5_vport_roce_state { + MLX5_VPORT_ROCE_DISABLED = 0, + MLX5_VPORT_ROCE_ENABLED = 1, +}; + +static int mlx5_nic_vport_update_roce_state(struct mlx5_core_dev *mdev, + enum mlx5_vport_roce_state state) +{ + void *in; + int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in); + int err; + + in = mlx5_vzalloc(inlen); + if (!in) { + mlx5_core_warn(mdev, "failed to allocate inbox\n"); + return -ENOMEM; + } + + MLX5_SET(modify_nic_vport_context_in, in, field_select.roce_en, 1); + MLX5_SET(modify_nic_vport_context_in, in, nic_vport_context.roce_en, + state); + + err = mlx5_modify_nic_vport_context(mdev, in, inlen); + + kvfree(in); + + return err; +} + +int mlx5_nic_vport_enable_roce(struct mlx5_core_dev *mdev) +{ + return mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_ENABLED); +} +EXPORT_SYMBOL_GPL(mlx5_nic_vport_enable_roce); + +int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *mdev) +{ + return mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_DISABLED); +} +EXPORT_SYMBOL_GPL(mlx5_nic_vport_disable_roce); diff --git a/include/linux/mlx5/vport.h b/include/linux/mlx5/vport.h index 967e0fd06e89..4c9ac604cccd 100644 --- a/include/linux/mlx5/vport.h +++ b/include/linux/mlx5/vport.h @@ -52,4 +52,7 @@ int mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev *dev, int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev, u64 *node_guid); +int mlx5_nic_vport_enable_roce(struct mlx5_core_dev *mdev); +int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *mdev); + #endif /* __MLX5_VPORT_H__ */ |