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authorYevgeny Kliteynik <kliteyn@nvidia.com>2021-04-19 16:23:49 +0300
committerSaeed Mahameed <saeedm@nvidia.com>2021-06-26 10:31:15 +0300
commit1ab6dc35e9148e3cb4a837fdd08f1ca56b55eda0 (patch)
tree846ad6753f76705e3107b24ab0bc179876f0a8bc /drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
parent6f8515568e69d97ddcbd9bfca10f57e9f4591d59 (diff)
downloadlinux-1ab6dc35e9148e3cb4a837fdd08f1ca56b55eda0.tar.xz
net/mlx5: DR, Add support for flow sampler offload
Add SW steering support for sFlow / flow sampler action. Signed-off-by: Yevgeny Kliteynik <kliteyn@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
index de68c0ec2143..6475ba35cf6b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
@@ -31,6 +31,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_QP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_TAG] = DR_ACTION_STATE_NON_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_NON_TERM,
[DR_ACTION_TYP_TNL_L2_TO_L2] = DR_ACTION_STATE_DECAP,
@@ -45,6 +46,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_QP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_TAG] = DR_ACTION_STATE_DECAP,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_DECAP,
[DR_ACTION_TYP_L2_TO_TNL_L2] = DR_ACTION_STATE_ENCAP,
@@ -57,6 +59,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_QP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_TAG] = DR_ACTION_STATE_ENCAP,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_ENCAP,
},
@@ -64,6 +67,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_QP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_TAG] = DR_ACTION_STATE_MODIFY_HDR,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_MODIFY_HDR,
[DR_ACTION_TYP_L2_TO_TNL_L2] = DR_ACTION_STATE_ENCAP,
@@ -74,6 +78,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_QP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_TAG] = DR_ACTION_STATE_MODIFY_VLAN,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_MODIFY_VLAN,
[DR_ACTION_TYP_POP_VLAN] = DR_ACTION_STATE_MODIFY_VLAN,
@@ -86,6 +91,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_QP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_TAG] = DR_ACTION_STATE_NON_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_NON_TERM,
[DR_ACTION_TYP_TNL_L2_TO_L2] = DR_ACTION_STATE_DECAP,
@@ -104,6 +110,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_STATE_NO_ACTION] = {
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_NON_TERM,
[DR_ACTION_TYP_L2_TO_TNL_L2] = DR_ACTION_STATE_ENCAP,
[DR_ACTION_TYP_L2_TO_TNL_L3] = DR_ACTION_STATE_ENCAP,
@@ -114,11 +121,13 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_STATE_ENCAP] = {
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_ENCAP,
},
[DR_ACTION_STATE_MODIFY_HDR] = {
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_MODIFY_HDR,
[DR_ACTION_TYP_L2_TO_TNL_L2] = DR_ACTION_STATE_ENCAP,
[DR_ACTION_TYP_L2_TO_TNL_L3] = DR_ACTION_STATE_ENCAP,
@@ -128,6 +137,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_STATE_MODIFY_VLAN] = {
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_MODIFY_VLAN,
[DR_ACTION_TYP_PUSH_VLAN] = DR_ACTION_STATE_MODIFY_VLAN,
[DR_ACTION_TYP_L2_TO_TNL_L2] = DR_ACTION_STATE_ENCAP,
@@ -137,6 +147,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_STATE_NON_TERM] = {
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_NON_TERM,
[DR_ACTION_TYP_L2_TO_TNL_L2] = DR_ACTION_STATE_ENCAP,
[DR_ACTION_TYP_L2_TO_TNL_L3] = DR_ACTION_STATE_ENCAP,
@@ -152,6 +163,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_STATE_NO_ACTION] = {
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_NON_TERM,
[DR_ACTION_TYP_TNL_L2_TO_L2] = DR_ACTION_STATE_DECAP,
[DR_ACTION_TYP_TNL_L3_TO_L2] = DR_ACTION_STATE_DECAP,
@@ -166,6 +178,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_DECAP,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_MODIFY_HDR] = DR_ACTION_STATE_MODIFY_HDR,
[DR_ACTION_TYP_POP_VLAN] = DR_ACTION_STATE_MODIFY_VLAN,
[DR_ACTION_TYP_VPORT] = DR_ACTION_STATE_TERM,
@@ -178,11 +191,13 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_TYP_QP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_VPORT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_ENCAP,
},
[DR_ACTION_STATE_MODIFY_HDR] = {
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_MODIFY_HDR,
[DR_ACTION_TYP_VPORT] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_L2_TO_TNL_L2] = DR_ACTION_STATE_ENCAP,
@@ -192,6 +207,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_STATE_MODIFY_VLAN] = {
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_POP_VLAN] = DR_ACTION_STATE_MODIFY_VLAN,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_MODIFY_VLAN,
[DR_ACTION_TYP_VPORT] = DR_ACTION_STATE_TERM,
@@ -203,6 +219,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_STATE_NON_TERM] = {
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_NON_TERM,
[DR_ACTION_TYP_TNL_L2_TO_L2] = DR_ACTION_STATE_DECAP,
[DR_ACTION_TYP_TNL_L3_TO_L2] = DR_ACTION_STATE_DECAP,
@@ -221,6 +238,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_STATE_NO_ACTION] = {
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_NON_TERM,
[DR_ACTION_TYP_MODIFY_HDR] = DR_ACTION_STATE_MODIFY_HDR,
[DR_ACTION_TYP_L2_TO_TNL_L2] = DR_ACTION_STATE_ENCAP,
@@ -233,11 +251,13 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_ENCAP,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_VPORT] = DR_ACTION_STATE_TERM,
},
[DR_ACTION_STATE_MODIFY_HDR] = {
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_MODIFY_HDR,
[DR_ACTION_TYP_L2_TO_TNL_L2] = DR_ACTION_STATE_ENCAP,
[DR_ACTION_TYP_L2_TO_TNL_L3] = DR_ACTION_STATE_ENCAP,
@@ -248,6 +268,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_STATE_MODIFY_VLAN] = {
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_PUSH_VLAN] = DR_ACTION_STATE_MODIFY_VLAN,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_MODIFY_VLAN,
[DR_ACTION_TYP_L2_TO_TNL_L2] = DR_ACTION_STATE_ENCAP,
@@ -258,6 +279,7 @@ next_action_state[DR_ACTION_DOMAIN_MAX][DR_ACTION_STATE_MAX][DR_ACTION_TYP_MAX]
[DR_ACTION_STATE_NON_TERM] = {
[DR_ACTION_TYP_DROP] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_FT] = DR_ACTION_STATE_TERM,
+ [DR_ACTION_TYP_SAMPLER] = DR_ACTION_STATE_TERM,
[DR_ACTION_TYP_CTR] = DR_ACTION_STATE_NON_TERM,
[DR_ACTION_TYP_MODIFY_HDR] = DR_ACTION_STATE_MODIFY_HDR,
[DR_ACTION_TYP_L2_TO_TNL_L2] = DR_ACTION_STATE_ENCAP,
@@ -519,6 +541,10 @@ int mlx5dr_actions_build_ste_arr(struct mlx5dr_matcher *matcher,
attr.reformat.size = action->reformat->size;
attr.reformat.id = action->reformat->id;
break;
+ case DR_ACTION_TYP_SAMPLER:
+ attr.final_icm_addr = rx_rule ? action->sampler->rx_icm_addr :
+ action->sampler->tx_icm_addr;
+ break;
case DR_ACTION_TYP_VPORT:
attr.hit_gvmi = action->vport->caps->vhca_gvmi;
dest_action = action;
@@ -612,6 +638,7 @@ static unsigned int action_size[DR_ACTION_TYP_MAX] = {
[DR_ACTION_TYP_VPORT] = sizeof(struct mlx5dr_action_vport),
[DR_ACTION_TYP_PUSH_VLAN] = sizeof(struct mlx5dr_action_push_vlan),
[DR_ACTION_TYP_INSERT_HDR] = sizeof(struct mlx5dr_action_reformat),
+ [DR_ACTION_TYP_SAMPLER] = sizeof(struct mlx5dr_action_sampler),
};
static struct mlx5dr_action *
@@ -824,6 +851,31 @@ struct mlx5dr_action *mlx5dr_action_create_tag(u32 tag_value)
return action;
}
+struct mlx5dr_action *
+mlx5dr_action_create_flow_sampler(struct mlx5dr_domain *dmn, u32 sampler_id)
+{
+ struct mlx5dr_action *action;
+ u64 icm_rx, icm_tx;
+ int ret;
+
+ ret = mlx5dr_cmd_query_flow_sampler(dmn->mdev, sampler_id,
+ &icm_rx, &icm_tx);
+ if (ret)
+ return NULL;
+
+ action = dr_action_create_generic(DR_ACTION_TYP_SAMPLER);
+ if (!action)
+ return NULL;
+
+ action->sampler->dmn = dmn;
+ action->sampler->sampler_id = sampler_id;
+ action->sampler->rx_icm_addr = icm_rx;
+ action->sampler->tx_icm_addr = icm_tx;
+
+ refcount_inc(&dmn->refcount);
+ return action;
+}
+
static int
dr_action_verify_reformat_params(enum mlx5dr_action_type reformat_type,
struct mlx5dr_domain *dmn,
@@ -1624,6 +1676,9 @@ int mlx5dr_action_destroy(struct mlx5dr_action *action)
kfree(action->rewrite->data);
refcount_dec(&action->rewrite->dmn->refcount);
break;
+ case DR_ACTION_TYP_SAMPLER:
+ refcount_dec(&action->sampler->dmn->refcount);
+ break;
default:
break;
}
generated by cgit v1.2.3 (git 2.39.0) at 2024-09-02 19:00:16 +0300