1# SPDX-License-Identifier: GPL-2.0-only
2#
3# Mellanox driver configuration
4#
5
6config MLX5_CORE
7	tristate "Mellanox 5th generation network adapters (ConnectX series) core driver"
8	depends on PCI
9	select AUXILIARY_BUS
10	select NET_DEVLINK
11	depends on VXLAN || !VXLAN
12	depends on MLXFW || !MLXFW
13	depends on PTP_1588_CLOCK_OPTIONAL
14	depends on PCI_HYPERV_INTERFACE || !PCI_HYPERV_INTERFACE
15	help
16	  Core driver for low level functionality of the ConnectX-4 and
17	  Connect-IB cards by Mellanox Technologies.
18
19config MLX5_ACCEL
20	bool
21
22config MLX5_FPGA
23	bool "Mellanox Technologies Innova support"
24	depends on MLX5_CORE
25	select MLX5_ACCEL
26	help
27	  Build support for the Innova family of network cards by Mellanox
28	  Technologies. Innova network cards are comprised of a ConnectX chip
29	  and an FPGA chip on one board. If you select this option, the
30	  mlx5_core driver will include the Innova FPGA core and allow building
31	  sandbox-specific client drivers.
32
33config MLX5_CORE_EN
34	bool "Mellanox 5th generation network adapters (ConnectX series) Ethernet support"
35	depends on NETDEVICES && ETHERNET && INET && PCI && MLX5_CORE
36	select PAGE_POOL
37	select DIMLIB
38	help
39	  Ethernet support in Mellanox Technologies ConnectX-4 NIC.
40
41config MLX5_EN_ARFS
42	bool "Mellanox MLX5 ethernet accelerated receive flow steering (ARFS) support"
43	depends on MLX5_CORE_EN && RFS_ACCEL
44	default y
45	help
46	  Mellanox MLX5 ethernet hardware-accelerated receive flow steering support,
47	  Enables ethernet netdevice arfs support and ntuple filtering.
48
49config MLX5_EN_RXNFC
50	bool "Mellanox MLX5 ethernet rx nfc flow steering support"
51	depends on MLX5_CORE_EN
52	default y
53	help
54	  Mellanox MLX5 ethernet rx nfc flow steering support
55	  Enables ethtool receive network flow classification, which allows user defined
56	  flow rules to direct traffic into arbitrary rx queue via ethtool set/get_rxnfc
57	  API.
58
59config MLX5_MPFS
60	bool "Mellanox Technologies MLX5 MPFS support"
61	depends on MLX5_CORE_EN
62	default y
63	help
64	  Mellanox Technologies Ethernet Multi-Physical Function Switch (MPFS)
65	  support in ConnectX NIC. MPFs is required for when multi-PF configuration
66	  is enabled to allow passing user configured unicast MAC addresses to the
67	  requesting PF.
68
69config MLX5_ESWITCH
70	bool "Mellanox Technologies MLX5 SRIOV E-Switch support"
71	depends on MLX5_CORE_EN && NET_SWITCHDEV
72	default y
73	help
74	  Mellanox Technologies Ethernet SRIOV E-Switch support in ConnectX NIC.
75	  E-Switch provides internal SRIOV packet steering and switching for the
76	  enabled VFs and PF in two available modes:
77	        Legacy SRIOV mode (L2 mac vlan steering based).
78	        Switchdev mode (eswitch offloads).
79
80config MLX5_BRIDGE
81	bool
82	depends on MLX5_ESWITCH && BRIDGE
83	default y
84	help
85	  mlx5 ConnectX offloads support for Ethernet Bridging (BRIDGE).
86	  Enable adding representors of mlx5 uplink and VF ports to Bridge and
87	  offloading rules for traffic between such ports. Supports VLANs (trunk and
88	  access modes).
89
90config MLX5_CLS_ACT
91	bool "MLX5 TC classifier action support"
92	depends on MLX5_ESWITCH && NET_CLS_ACT
93	default y
94	help
95	  mlx5 ConnectX offloads support for TC classifier action (NET_CLS_ACT),
96	  works in both native NIC mode and Switchdev SRIOV mode.
97	  Actions get attached to a Hardware offloaded classifiers and are
98	  invoked after a successful classification. Actions are used to
99	  overwrite the classification result, instantly drop or redirect and/or
100	  reformat packets in wire speeds without involving the host cpu.
101
102	  If set to N, TC offloads in both NIC and switchdev modes will be disabled.
103	  If unsure, set to Y
104
105config MLX5_TC_CT
106	bool "MLX5 TC connection tracking offload support"
107	depends on MLX5_CLS_ACT && NF_FLOW_TABLE && NET_ACT_CT && NET_TC_SKB_EXT
108	default y
109	help
110	  Say Y here if you want to support offloading connection tracking rules
111	  via tc ct action.
112
113	  If unsure, set to Y
114
115config MLX5_TC_SAMPLE
116	bool "MLX5 TC sample offload support"
117	depends on MLX5_CLS_ACT
118	default y
119	help
120	  Say Y here if you want to support offloading sample rules via tc
121	  sample action.
122	  If set to N, will not be able to configure tc rules with sample
123	  action.
124
125	  If unsure, set to Y
126
127config MLX5_CORE_EN_DCB
128	bool "Data Center Bridging (DCB) Support"
129	default y
130	depends on MLX5_CORE_EN && DCB
131	help
132	  Say Y here if you want to use Data Center Bridging (DCB) in the
133	  driver.
134	  If set to N, will not be able to configure QoS and ratelimit attributes.
135	  This flag is depended on the kernel's DCB support.
136
137	  If unsure, set to Y
138
139config MLX5_CORE_IPOIB
140	bool "Mellanox 5th generation network adapters (connectX series) IPoIB offloads support"
141	depends on MLX5_CORE_EN
142	help
143	  MLX5 IPoIB offloads & acceleration support.
144
145config MLX5_FPGA_IPSEC
146	bool "Mellanox Technologies IPsec Innova support"
147	depends on MLX5_CORE
148	depends on MLX5_FPGA
149	help
150	Build IPsec support for the Innova family of network cards by Mellanox
151	Technologies. Innova network cards are comprised of a ConnectX chip
152	and an FPGA chip on one board. If you select this option, the
153	mlx5_core driver will include the Innova FPGA core and allow building
154	sandbox-specific client drivers.
155
156config MLX5_IPSEC
157	bool "Mellanox Technologies IPsec Connect-X support"
158	depends on MLX5_CORE_EN
159	depends on XFRM_OFFLOAD
160	depends on INET_ESP_OFFLOAD || INET6_ESP_OFFLOAD
161	select MLX5_ACCEL
162	help
163	Build IPsec support for the Connect-X family of network cards by Mellanox
164	Technologies.
165	Note: If you select this option, the mlx5_core driver will include
166	IPsec support for the Connect-X family.
167
168config MLX5_EN_IPSEC
169	bool "IPSec XFRM cryptography-offload acceleration"
170	depends on MLX5_CORE_EN
171	depends on XFRM_OFFLOAD
172	depends on INET_ESP_OFFLOAD || INET6_ESP_OFFLOAD
173	depends on MLX5_FPGA_IPSEC || MLX5_IPSEC
174	help
175	  Build support for IPsec cryptography-offload acceleration in the NIC.
176	  Note: Support for hardware with this capability needs to be selected
177	  for this option to become available.
178
179config MLX5_FPGA_TLS
180	bool "Mellanox Technologies TLS Innova support"
181	depends on TLS_DEVICE
182	depends on TLS=y || MLX5_CORE=m
183	depends on MLX5_CORE_EN
184	depends on MLX5_FPGA
185	select MLX5_EN_TLS
186	help
187	Build TLS support for the Innova family of network cards by Mellanox
188	Technologies. Innova network cards are comprised of a ConnectX chip
189	and an FPGA chip on one board. If you select this option, the
190	mlx5_core driver will include the Innova FPGA core and allow building
191	sandbox-specific client drivers.
192
193config MLX5_TLS
194	bool "Mellanox Technologies TLS Connect-X support"
195	depends on TLS_DEVICE
196	depends on TLS=y || MLX5_CORE=m
197	depends on MLX5_CORE_EN
198	select MLX5_ACCEL
199	select MLX5_EN_TLS
200	help
201	Build TLS support for the Connect-X family of network cards by Mellanox
202	Technologies.
203
204config MLX5_EN_TLS
205	bool
206	help
207	Build support for TLS cryptography-offload acceleration in the NIC.
208	Note: Support for hardware with this capability needs to be selected
209	for this option to become available.
210
211config MLX5_SW_STEERING
212	bool "Mellanox Technologies software-managed steering"
213	depends on MLX5_CORE_EN && MLX5_ESWITCH
214	select CRC32
215	default y
216	help
217	Build support for software-managed steering in the NIC.
218
219config MLX5_SF
220	bool "Mellanox Technologies subfunction device support using auxiliary device"
221	depends on MLX5_CORE && MLX5_CORE_EN
222	help
223	Build support for subfuction device in the NIC. A Mellanox subfunction
224	device can support RDMA, netdevice and vdpa device.
225	It is similar to a SRIOV VF but it doesn't require SRIOV support.
226
227config MLX5_SF_MANAGER
228	bool
229	depends on MLX5_SF && MLX5_ESWITCH
230	default y
231	help
232	Build support for subfuction port in the NIC. A Mellanox subfunction
233	port is managed through devlink.  A subfunction supports RDMA, netdevice
234	and vdpa device. It is similar to a SRIOV VF but it doesn't require
235	SRIOV support.
236