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net/mlx5: Add MACsec priorities in RDMA namespaces

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Add MACsec flow steering priorities in RDMA namespaces. This allows
adding tables/rules to forward RoCEv2 traffic to the MACsec crypto
tables in NIC_TX domain, and accept RoCEv2 traffic from NIC_RX domain.

Signed-off-by: Patrisious Haddad <phaddad@nvidia.com>
Reviewed-by: Maor Gottlieb <maorg@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
This commit is contained in:
Patrisious Haddad 2022-08-11 05:20:02 +03:00 committed by Leon Romanovsky
parent 758ce14aee
commit afcb21d5a8
2 changed files with 34 additions and 3 deletions
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35
drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
View File

@ -224,6 +224,7 @@ static struct init_tree_node egress_root_fs = {
enum {
RDMA_RX_IPSEC_PRIO,
RDMA_RX_MACSEC_PRIO,
RDMA_RX_COUNTERS_PRIO,
RDMA_RX_BYPASS_PRIO,
RDMA_RX_KERNEL_PRIO,
@ -237,9 +238,13 @@ enum {
#define RDMA_RX_KERNEL_MIN_LEVEL (RDMA_RX_BYPASS_MIN_LEVEL + 1)
#define RDMA_RX_COUNTERS_MIN_LEVEL (RDMA_RX_KERNEL_MIN_LEVEL + 2)
#define RDMA_RX_MACSEC_NUM_PRIOS 1
#define RDMA_RX_MACSEC_PRIO_NUM_LEVELS 2
#define RDMA_RX_MACSEC_MIN_LEVEL (RDMA_RX_COUNTERS_MIN_LEVEL + RDMA_RX_MACSEC_NUM_PRIOS)
static struct init_tree_node rdma_rx_root_fs = {
.type = FS_TYPE_NAMESPACE,
.ar_size = 4,
.ar_size = 5,
.children = (struct init_tree_node[]) {
[RDMA_RX_IPSEC_PRIO] =
ADD_PRIO(0, RDMA_RX_IPSEC_MIN_LEVEL, 0,
@ -247,6 +252,12 @@ static struct init_tree_node rdma_rx_root_fs = {
ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF,
ADD_MULTIPLE_PRIO(RDMA_RX_IPSEC_NUM_PRIOS,
RDMA_RX_IPSEC_NUM_LEVELS))),
[RDMA_RX_MACSEC_PRIO] =
ADD_PRIO(0, RDMA_RX_MACSEC_MIN_LEVEL, 0,
FS_CHAINING_CAPS,
ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF,
ADD_MULTIPLE_PRIO(RDMA_RX_MACSEC_NUM_PRIOS,
RDMA_RX_MACSEC_PRIO_NUM_LEVELS))),
[RDMA_RX_COUNTERS_PRIO] =
ADD_PRIO(0, RDMA_RX_COUNTERS_MIN_LEVEL, 0,
FS_CHAINING_CAPS,
@ -270,6 +281,7 @@ static struct init_tree_node rdma_rx_root_fs = {
enum {
RDMA_TX_COUNTERS_PRIO,
RDMA_TX_IPSEC_PRIO,
RDMA_TX_MACSEC_PRIO,
RDMA_TX_BYPASS_PRIO,
};
@ -280,9 +292,13 @@ enum {
#define RDMA_TX_IPSEC_PRIO_NUM_LEVELS 1
#define RDMA_TX_IPSEC_MIN_LEVEL (RDMA_TX_COUNTERS_MIN_LEVEL + RDMA_TX_IPSEC_NUM_PRIOS)
#define RDMA_TX_MACSEC_NUM_PRIOS 1
#define RDMA_TX_MACESC_PRIO_NUM_LEVELS 1
#define RDMA_TX_MACSEC_MIN_LEVEL (RDMA_TX_COUNTERS_MIN_LEVEL + RDMA_TX_MACSEC_NUM_PRIOS)
static struct init_tree_node rdma_tx_root_fs = {
.type = FS_TYPE_NAMESPACE,
.ar_size = 3,
.ar_size = 4,
.children = (struct init_tree_node[]) {
[RDMA_TX_COUNTERS_PRIO] =
ADD_PRIO(0, RDMA_TX_COUNTERS_MIN_LEVEL, 0,
@ -296,7 +312,12 @@ static struct init_tree_node rdma_tx_root_fs = {
ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF,
ADD_MULTIPLE_PRIO(RDMA_TX_IPSEC_NUM_PRIOS,
RDMA_TX_IPSEC_PRIO_NUM_LEVELS))),
[RDMA_TX_MACSEC_PRIO] =
ADD_PRIO(0, RDMA_TX_MACSEC_MIN_LEVEL, 0,
FS_CHAINING_CAPS,
ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF,
ADD_MULTIPLE_PRIO(RDMA_TX_MACSEC_NUM_PRIOS,
RDMA_TX_MACESC_PRIO_NUM_LEVELS))),
[RDMA_TX_BYPASS_PRIO] =
ADD_PRIO(0, RDMA_TX_BYPASS_MIN_LEVEL, 0,
FS_CHAINING_CAPS_RDMA_TX,
@ -2403,6 +2424,14 @@ struct mlx5_flow_namespace *mlx5_get_flow_namespace(struct mlx5_core_dev *dev,
root_ns = steering->rdma_tx_root_ns;
prio = RDMA_TX_IPSEC_PRIO;
break;
case MLX5_FLOW_NAMESPACE_RDMA_RX_MACSEC:
root_ns = steering->rdma_rx_root_ns;
prio = RDMA_RX_MACSEC_PRIO;
break;
case MLX5_FLOW_NAMESPACE_RDMA_TX_MACSEC:
root_ns = steering->rdma_tx_root_ns;
prio = RDMA_TX_MACSEC_PRIO;
break;
default: /* Must be NIC RX */
WARN_ON(!is_nic_rx_ns(type));
root_ns = steering->root_ns;

2
include/linux/mlx5/fs.h
View File

@ -105,6 +105,8 @@ enum mlx5_flow_namespace_type {
MLX5_FLOW_NAMESPACE_RDMA_TX_COUNTERS,
MLX5_FLOW_NAMESPACE_RDMA_RX_IPSEC,
MLX5_FLOW_NAMESPACE_RDMA_TX_IPSEC,
MLX5_FLOW_NAMESPACE_RDMA_RX_MACSEC,
MLX5_FLOW_NAMESPACE_RDMA_TX_MACSEC,
};
enum {