mlx5 IPSEC upgrade

Description:

Hi all,

This Merge requests contains most of latest mlx5 IPSEC features and bug fixes including:

1. IPsec packet offload support in eswitch mode
   https://www.spinics.net/lists/netdev/msg924351.html

2. IPsec packet offload in multiport RoCE devices
   https://www.spinics.net/lists/netdev/msg936849.html

3. Add port function attributes for ipsec https://www.spinics.net/lists/netdev/msg932050.html

Dependencies:

Jira:

JIRA: https://issues.redhat.com/browse/RHEL-22227 JIRA: https://issues.redhat.com/browse/RHEL-24409 JIRA: https://issues.redhat.com/browse/RHEL-24417 JIRA: https://issues.redhat.com/browse/RHEL-24451 JIRA: https://issues.redhat.com/browse/RHEL-24453 JIRA: https://issues.redhat.com/browse/RHEL-24458 JIRA: https://issues.redhat.com/browse/RHEL-24465 JIRA: https://issues.redhat.com/browse/RHEL-6311

Upstream-status:

All patches are accepted upstream to Linus tree.
Each patch commit message describes its origin.

Testing:

This patch set passed incremental build testing to verify that it is bisectable.
Sanity tests ran over mlx5 drivers on x86_64 systems (using ConnectX-4/5/6),
including the following:

Ethernet:
-- IPv4 traffic (ICMP, TCP, UDP).
-- IPv6 traffic (ICMP, TCP, UDP).

VLAN:
-- IPv4 traffic (ICMP, TCP, UDP).
-- IPv6 traffic (ICMP, TCP, UDP).

RoCE:
-- RDMA (ibv_*_pingpong).
-- RDMACM (examples that comes with librdmacm packages).

Infiniband:
-- RDMA (ibv_*_pingpong).
-- RDMACM (examples that comes with librdmacm packages).

IPoIB:
-- IPv4 traffic (ICMP, TCP, UDP).
-- IPv6 traffic (ICMP, TCP, UDP).

PKey:
-- IPv4 traffic (ICMP, TCP, UDP).
-- IPv6 traffic (ICMP, TCP, UDP).

ASAP2/OVS:
-- Various sanity tests covering OVS offloads.

NFSoRDMA:
-- Discover, mount and write.

iSER:
-- Discover, login and mount.

SRP:
-- Verify srp_daemon service is up and system can discover SRP targets.

Signed-off-by: Amir Tzin atzin@redhat.com