# SPDX-License-Identifier: GPL-2.0-only
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#
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# Mellanox driver configuration
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#
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config MLX5_CORE
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tristate "Mellanox 5th generation network adapters (ConnectX series) core driver"
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depends on PCI
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select NET_DEVLINK
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depends on VXLAN || !VXLAN
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depends on MLXFW || !MLXFW
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depends on PTP_1588_CLOCK || !PTP_1588_CLOCK
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depends on PCI_HYPERV_INTERFACE || !PCI_HYPERV_INTERFACE
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default n
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help
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Core driver for low level functionality of the ConnectX-4 and
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Connect-IB cards by Mellanox Technologies.
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config MLX5_ACCEL
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bool
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config MLX5_FPGA
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bool "Mellanox Technologies Innova support"
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depends on MLX5_CORE
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select MLX5_ACCEL
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help
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Build support for the Innova family of network cards by Mellanox
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Technologies. Innova network cards are comprised of a ConnectX chip
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and an FPGA chip on one board. If you select this option, the
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mlx5_core driver will include the Innova FPGA core and allow building
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sandbox-specific client drivers.
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config MLX5_CORE_EN
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bool "Mellanox 5th generation network adapters (ConnectX series) Ethernet support"
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depends on NETDEVICES && ETHERNET && INET && PCI && MLX5_CORE
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select PAGE_POOL
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select DIMLIB
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default n
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help
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Ethernet support in Mellanox Technologies ConnectX-4 NIC.
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config MLX5_EN_ARFS
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bool "Mellanox MLX5 ethernet accelerated receive flow steering (ARFS) support"
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depends on MLX5_CORE_EN && RFS_ACCEL
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default y
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help
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Mellanox MLX5 ethernet hardware-accelerated receive flow steering support,
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Enables ethernet netdevice arfs support and ntuple filtering.
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config MLX5_EN_RXNFC
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bool "Mellanox MLX5 ethernet rx nfc flow steering support"
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depends on MLX5_CORE_EN
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default y
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help
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Mellanox MLX5 ethernet rx nfc flow steering support
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Enables ethtool receive network flow classification, which allows user defined
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flow rules to direct traffic into arbitrary rx queue via ethtool set/get_rxnfc
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API.
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config MLX5_MPFS
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bool "Mellanox Technologies MLX5 MPFS support"
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depends on MLX5_CORE_EN
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default y
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help
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Mellanox Technologies Ethernet Multi-Physical Function Switch (MPFS)
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support in ConnectX NIC. MPFs is required for when multi-PF configuration
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is enabled to allow passing user configured unicast MAC addresses to the
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requesting PF.
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config MLX5_ESWITCH
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bool "Mellanox Technologies MLX5 SRIOV E-Switch support"
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depends on MLX5_CORE_EN && NET_SWITCHDEV
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default y
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help
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Mellanox Technologies Ethernet SRIOV E-Switch support in ConnectX NIC.
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E-Switch provides internal SRIOV packet steering and switching for the
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enabled VFs and PF in two available modes:
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Legacy SRIOV mode (L2 mac vlan steering based).
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Switchdev mode (eswitch offloads).
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config MLX5_CLS_ACT
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bool "MLX5 TC classifier action support"
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depends on MLX5_ESWITCH && NET_CLS_ACT
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default y
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help
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mlx5 ConnectX offloads support for TC classifier action (NET_CLS_ACT),
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works in both native NIC mode and Switchdev SRIOV mode.
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Actions get attached to a Hardware offloaded classifiers and are
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invoked after a successful classification. Actions are used to
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overwrite the classification result, instantly drop or redirect and/or
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reformat packets in wire speeds without involving the host cpu.
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If set to N, TC offloads in both NIC and switchdev modes will be disabled.
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If unsure, set to Y
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config MLX5_TC_CT
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bool "MLX5 TC connection tracking offload support"
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depends on MLX5_CLS_ACT && NF_FLOW_TABLE && NET_ACT_CT && NET_TC_SKB_EXT
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default y
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help
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Say Y here if you want to support offloading connection tracking rules
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via tc ct action.
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If unsure, set to Y
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config MLX5_CORE_EN_DCB
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bool "Data Center Bridging (DCB) Support"
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default y
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depends on MLX5_CORE_EN && DCB
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help
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Say Y here if you want to use Data Center Bridging (DCB) in the
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driver.
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If set to N, will not be able to configure QoS and ratelimit attributes.
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This flag is depended on the kernel's DCB support.
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If unsure, set to Y
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config MLX5_CORE_IPOIB
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bool "Mellanox 5th generation network adapters (connectX series) IPoIB offloads support"
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depends on MLX5_CORE_EN
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default n
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help
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MLX5 IPoIB offloads & acceleration support.
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config MLX5_FPGA_IPSEC
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bool "Mellanox Technologies IPsec Innova support"
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depends on MLX5_CORE
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depends on MLX5_FPGA
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default n
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help
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Build IPsec support for the Innova family of network cards by Mellanox
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Technologies. Innova network cards are comprised of a ConnectX chip
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and an FPGA chip on one board. If you select this option, the
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mlx5_core driver will include the Innova FPGA core and allow building
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sandbox-specific client drivers.
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config MLX5_IPSEC
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bool "Mellanox Technologies IPsec Connect-X support"
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depends on MLX5_CORE_EN
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depends on XFRM_OFFLOAD
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depends on INET_ESP_OFFLOAD || INET6_ESP_OFFLOAD
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select MLX5_ACCEL
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default n
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help
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Build IPsec support for the Connect-X family of network cards by Mellanox
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Technologies.
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Note: If you select this option, the mlx5_core driver will include
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IPsec support for the Connect-X family.
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config MLX5_EN_IPSEC
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bool "IPSec XFRM cryptography-offload accelaration"
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depends on MLX5_CORE_EN
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depends on XFRM_OFFLOAD
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depends on INET_ESP_OFFLOAD || INET6_ESP_OFFLOAD
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depends on MLX5_FPGA_IPSEC || MLX5_IPSEC
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default n
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help
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Build support for IPsec cryptography-offload accelaration in the NIC.
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Note: Support for hardware with this capability needs to be selected
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for this option to become available.
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config MLX5_FPGA_TLS
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bool "Mellanox Technologies TLS Innova support"
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depends on TLS_DEVICE
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depends on TLS=y || MLX5_CORE=m
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depends on MLX5_CORE_EN
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depends on MLX5_FPGA
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depends on XPS
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select MLX5_EN_TLS
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default n
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help
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Build TLS support for the Innova family of network cards by Mellanox
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Technologies. Innova network cards are comprised of a ConnectX chip
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and an FPGA chip on one board. If you select this option, the
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mlx5_core driver will include the Innova FPGA core and allow building
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sandbox-specific client drivers.
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config MLX5_TLS
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bool "Mellanox Technologies TLS Connect-X support"
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depends on TLS_DEVICE
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depends on TLS=y || MLX5_CORE=m
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depends on MLX5_CORE_EN
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depends on XPS
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select MLX5_ACCEL
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select MLX5_EN_TLS
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default n
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help
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Build TLS support for the Connect-X family of network cards by Mellanox
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Technologies.
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config MLX5_EN_TLS
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bool
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help
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Build support for TLS cryptography-offload accelaration in the NIC.
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Note: Support for hardware with this capability needs to be selected
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for this option to become available.
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config MLX5_SW_STEERING
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bool "Mellanox Technologies software-managed steering"
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depends on MLX5_CORE_EN && MLX5_ESWITCH
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select CRC32
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default y
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help
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Build support for software-managed steering in the NIC.
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