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mlx5en: improve reporting of kernel TLS, IPSEC offload, and ratelimit caps

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Only ever set the capabilities bits if kernel options are enabled.
Check for hardware capabilities before setting software bits.

Sponsored by:	NVidia networking
MFC after:	1 week
This commit is contained in:
Konstantin Belousov 2024-10-16 01:34:58 +03:00
parent f660777865
commit de7a92756f
1 changed files with 17 additions and 5 deletions
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22
sys/dev/mlx5/mlx5_en/mlx5_en_main.c
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@ -4535,17 +4535,29 @@ mlx5e_create_ifp(struct mlx5_core_dev *mdev)
if_setcapabilitiesbit(ifp, IFCAP_TSO | IFCAP_VLAN_HWTSO, 0);
if_setcapabilitiesbit(ifp, IFCAP_HWSTATS | IFCAP_HWRXTSTMP, 0);
if_setcapabilitiesbit(ifp, IFCAP_MEXTPG, 0);
if_setcapabilitiesbit(ifp, IFCAP_TXTLS4 | IFCAP_TXTLS6, 0);
#ifdef KERN_TLS
if (MLX5_CAP_GEN(mdev, tls_tx) != 0 &&
MLX5_CAP_GEN(mdev, log_max_dek) != 0)
if_setcapabilitiesbit(ifp, IFCAP_TXTLS4 | IFCAP_TXTLS6, 0);
if (MLX5_CAP_GEN(mdev, tls_rx) != 0 &&
MLX5_CAP_GEN(mdev, log_max_dek) != 0 &&
MLX5_CAP_FLOWTABLE_NIC_RX(mdev,
ft_field_support.outer_ip_version) != 0)
if_setcapabilities2bit(ifp, IFCAP2_BIT(IFCAP2_RXTLS4) |
IFCAP2_BIT(IFCAP2_RXTLS6), 0);
#endif
#ifdef RATELIMIT
if_setcapabilitiesbit(ifp, IFCAP_TXRTLMT | IFCAP_TXTLS_RTLMT, 0);
if (MLX5_CAP_GEN(mdev, qos) &&
MLX5_CAP_QOS(mdev, packet_pacing))
if_setcapabilitiesbit(ifp, IFCAP_TXRTLMT | IFCAP_TXTLS_RTLMT,
0);
#endif
if_setcapabilitiesbit(ifp, IFCAP_VXLAN_HWCSUM | IFCAP_VXLAN_HWTSO, 0);
if_setcapabilities2bit(ifp, IFCAP2_BIT(IFCAP2_RXTLS4) |
IFCAP2_BIT(IFCAP2_RXTLS6), 0);
#ifdef IPSEC_OFFLOAD
if (mlx5_ipsec_device_caps(mdev) & MLX5_IPSEC_CAP_PACKET_OFFLOAD)
if_setcapabilities2bit(ifp, IFCAP2_BIT(IFCAP2_IPSEC_OFFLOAD),
0);
#endif
if_setsndtagallocfn(ifp, mlx5e_snd_tag_alloc);
#ifdef RATELIMIT