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authorMark Zhang <markzhang@nvidia.com>2023-01-04 20:17:54 -0800
committerLeon Romanovsky <leon@kernel.org>2023-02-15 11:29:59 +0200
commitf91ddd3aa4b313aa4b792d1588ccb63c3e4ace0b (patch)
treeee4d4edc9c750676d72a09a11af12b1f6b88bafe
parentnet/mlx5: Implement new destination type TABLE_TYPE (diff)
downloadlinux-f91ddd3aa4b313aa4b792d1588ccb63c3e4ace0b.tar.xz
linux-f91ddd3aa4b313aa4b792d1588ccb63c3e4ace0b.zip
net/mlx5: Add IPSec priorities in RDMA namespaces
Add IPSec flow steering priorities in RDMA namespaces. This allows adding tables/rules to forward RoCEv2 traffic to the IPSec crypto tables in NIC_TX domain, and accept RoCEv2 traffic from NIC_RX domain. Signed-off-by: Mark Zhang <markzhang@nvidia.com> Signed-off-by: Patrisious Haddad <phaddad@nvidia.com> Reviewed-by: Maor Gottlieb <maorg@nvidia.com> Reviewed-by: Leon Romanovsky <leonro@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fs_core.c35
-rw-r--r--include/linux/mlx5/fs.h2
2 files changed, 35 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
index 2333f835fb70..eac9fd35129d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -219,19 +219,30 @@ static struct init_tree_node egress_root_fs = {
};
enum {
+ RDMA_RX_IPSEC_PRIO,
RDMA_RX_COUNTERS_PRIO,
RDMA_RX_BYPASS_PRIO,
RDMA_RX_KERNEL_PRIO,
};
+#define RDMA_RX_IPSEC_NUM_PRIOS 1
+#define RDMA_RX_IPSEC_NUM_LEVELS 2
+#define RDMA_RX_IPSEC_MIN_LEVEL (RDMA_RX_IPSEC_NUM_LEVELS)
+
#define RDMA_RX_BYPASS_MIN_LEVEL MLX5_BY_PASS_NUM_REGULAR_PRIOS
#define RDMA_RX_KERNEL_MIN_LEVEL (RDMA_RX_BYPASS_MIN_LEVEL + 1)
#define RDMA_RX_COUNTERS_MIN_LEVEL (RDMA_RX_KERNEL_MIN_LEVEL + 2)
static struct init_tree_node rdma_rx_root_fs = {
.type = FS_TYPE_NAMESPACE,
- .ar_size = 3,
+ .ar_size = 4,
.children = (struct init_tree_node[]) {
+ [RDMA_RX_IPSEC_PRIO] =
+ ADD_PRIO(0, RDMA_RX_IPSEC_MIN_LEVEL, 0,
+ FS_CHAINING_CAPS,
+ ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF,
+ ADD_MULTIPLE_PRIO(RDMA_RX_IPSEC_NUM_PRIOS,
+ RDMA_RX_IPSEC_NUM_LEVELS))),
[RDMA_RX_COUNTERS_PRIO] =
ADD_PRIO(0, RDMA_RX_COUNTERS_MIN_LEVEL, 0,
FS_CHAINING_CAPS,
@@ -254,15 +265,20 @@ static struct init_tree_node rdma_rx_root_fs = {
enum {
RDMA_TX_COUNTERS_PRIO,
+ RDMA_TX_IPSEC_PRIO,
RDMA_TX_BYPASS_PRIO,
};
#define RDMA_TX_BYPASS_MIN_LEVEL MLX5_BY_PASS_NUM_PRIOS
#define RDMA_TX_COUNTERS_MIN_LEVEL (RDMA_TX_BYPASS_MIN_LEVEL + 1)
+#define RDMA_TX_IPSEC_NUM_PRIOS 1
+#define RDMA_TX_IPSEC_PRIO_NUM_LEVELS 1
+#define RDMA_TX_IPSEC_MIN_LEVEL (RDMA_TX_COUNTERS_MIN_LEVEL + RDMA_TX_IPSEC_NUM_PRIOS)
+
static struct init_tree_node rdma_tx_root_fs = {
.type = FS_TYPE_NAMESPACE,
- .ar_size = 2,
+ .ar_size = 3,
.children = (struct init_tree_node[]) {
[RDMA_TX_COUNTERS_PRIO] =
ADD_PRIO(0, RDMA_TX_COUNTERS_MIN_LEVEL, 0,
@@ -270,6 +286,13 @@ static struct init_tree_node rdma_tx_root_fs = {
ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF,
ADD_MULTIPLE_PRIO(MLX5_RDMA_TX_NUM_COUNTERS_PRIOS,
RDMA_TX_COUNTERS_PRIO_NUM_LEVELS))),
+ [RDMA_TX_IPSEC_PRIO] =
+ ADD_PRIO(0, RDMA_TX_IPSEC_MIN_LEVEL, 0,
+ FS_CHAINING_CAPS,
+ ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF,
+ ADD_MULTIPLE_PRIO(RDMA_TX_IPSEC_NUM_PRIOS,
+ RDMA_TX_IPSEC_PRIO_NUM_LEVELS))),
+
[RDMA_TX_BYPASS_PRIO] =
ADD_PRIO(0, RDMA_TX_BYPASS_MIN_LEVEL, 0,
FS_CHAINING_CAPS_RDMA_TX,
@@ -2368,6 +2391,14 @@ struct mlx5_flow_namespace *mlx5_get_flow_namespace(struct mlx5_core_dev *dev,
root_ns = steering->rdma_tx_root_ns;
prio = RDMA_TX_COUNTERS_PRIO;
break;
+ case MLX5_FLOW_NAMESPACE_RDMA_RX_IPSEC:
+ root_ns = steering->rdma_rx_root_ns;
+ prio = RDMA_RX_IPSEC_PRIO;
+ break;
+ case MLX5_FLOW_NAMESPACE_RDMA_TX_IPSEC:
+ root_ns = steering->rdma_tx_root_ns;
+ prio = RDMA_TX_IPSEC_PRIO;
+ break;
default: /* Must be NIC RX */
WARN_ON(!is_nic_rx_ns(type));
root_ns = steering->root_ns;
diff --git a/include/linux/mlx5/fs.h b/include/linux/mlx5/fs.h
index 1d2a0638ae74..d72a09a3798c 100644
--- a/include/linux/mlx5/fs.h
+++ b/include/linux/mlx5/fs.h
@@ -103,6 +103,8 @@ enum mlx5_flow_namespace_type {
MLX5_FLOW_NAMESPACE_PORT_SEL,
MLX5_FLOW_NAMESPACE_RDMA_RX_COUNTERS,
MLX5_FLOW_NAMESPACE_RDMA_TX_COUNTERS,
+ MLX5_FLOW_NAMESPACE_RDMA_RX_IPSEC,
+ MLX5_FLOW_NAMESPACE_RDMA_TX_IPSEC,
};
enum {