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Commit 7ea9b398 authored by Yevgeny Kliteynik's avatar Yevgeny Kliteynik Committed by Saeed Mahameed
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net/mlx5: DR, Added support for INSERT_HEADER reformat type 

Add support for INSERT_HEADER packet reformat context type
Signed-off-by: default avatarYevgeny Kliteynik <kliteyn@nvidia.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@nvidia.com>
parent 3f3f05ab
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Inline Side-by-side
Showing with 150 additions and 26 deletions
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_cmd.c
View file @ 7ea9b398
......@@ -460,6 +460,8 @@ int mlx5dr_cmd_destroy_flow_table(struct mlx5_core_dev *mdev,
int mlx5dr_cmd_create_reformat_ctx(struct mlx5_core_dev *mdev,
enum mlx5_reformat_ctx_type rt,
u8 reformat_param_0,
u8 reformat_param_1,
size_t reformat_size,
void *reformat_data,
u32 *reformat_id)
......@@ -486,8 +488,11 @@ int mlx5dr_cmd_create_reformat_ctx(struct mlx5_core_dev *mdev,
pdata = MLX5_ADDR_OF(packet_reformat_context_in, prctx, reformat_data);
MLX5_SET(packet_reformat_context_in, prctx, reformat_type, rt);
MLX5_SET(packet_reformat_context_in, prctx, reformat_param_0, reformat_param_0);
MLX5_SET(packet_reformat_context_in, prctx, reformat_param_1, reformat_param_1);
MLX5_SET(packet_reformat_context_in, prctx, reformat_data_size, reformat_size);
memcpy(pdata, reformat_data, reformat_size);
if (reformat_data && reformat_size)
memcpy(pdata, reformat_data, reformat_size);
err = mlx5_cmd_exec(mdev, in, inlen, out, sizeof(out));
if (err)
......
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v0.c
View file @ 7ea9b398
......@@ -437,8 +437,8 @@ dr_ste_v0_set_actions_tx(struct mlx5dr_domain *dmn,
attr->gvmi);
dr_ste_v0_set_tx_encap(last_ste,
attr->reformat_id,
attr->reformat_size,
attr->reformat.id,
attr->reformat.size,
action_type_set[DR_ACTION_TYP_L2_TO_TNL_L3]);
/* Whenever prio_tag_required enabled, we can be sure that the
* previous table (ACL) already push vlan to our packet,
......
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v1.c
View file @ 7ea9b398
......@@ -374,6 +374,26 @@ static void dr_ste_v1_set_encap(u8 *hw_ste_p, u8 *d_action,
dr_ste_v1_set_reparse(hw_ste_p);
}
static void dr_ste_v1_set_insert_hdr(u8 *hw_ste_p, u8 *d_action,
u32 reformat_id,
u8 anchor, u8 offset,
int size)
{
MLX5_SET(ste_double_action_insert_with_ptr_v1, d_action,
action_id, DR_STE_V1_ACTION_ID_INSERT_POINTER);
MLX5_SET(ste_double_action_insert_with_ptr_v1, d_action, start_anchor, anchor);
/* The hardware expects here size and offset in words (2 byte) */
MLX5_SET(ste_double_action_insert_with_ptr_v1, d_action, size, size / 2);
MLX5_SET(ste_double_action_insert_with_ptr_v1, d_action, start_offset, offset / 2);
MLX5_SET(ste_double_action_insert_with_ptr_v1, d_action, pointer, reformat_id);
MLX5_SET(ste_double_action_insert_with_ptr_v1, d_action, attributes,
DR_STE_V1_ACTION_INSERT_PTR_ATTR_NONE);
dr_ste_v1_set_reparse(hw_ste_p);
}
static void dr_ste_v1_set_tx_push_vlan(u8 *hw_ste_p, u8 *d_action,
u32 vlan_hdr)
{
......@@ -520,8 +540,8 @@ static void dr_ste_v1_set_actions_tx(struct mlx5dr_domain *dmn,
allow_encap = true;
}
dr_ste_v1_set_encap(last_ste, action,
attr->reformat_id,
attr->reformat_size);
attr->reformat.id,
attr->reformat.size);
action_sz -= DR_STE_ACTION_DOUBLE_SZ;
action += DR_STE_ACTION_DOUBLE_SZ;
} else if (action_type_set[DR_ACTION_TYP_L2_TO_TNL_L3]) {
......@@ -534,10 +554,23 @@ static void dr_ste_v1_set_actions_tx(struct mlx5dr_domain *dmn,
dr_ste_v1_set_encap_l3(last_ste,
action, d_action,
attr->reformat_id,
attr->reformat_size);
attr->reformat.id,
attr->reformat.size);
action_sz -= DR_STE_ACTION_TRIPLE_SZ;
action += DR_STE_ACTION_TRIPLE_SZ;
} else if (action_type_set[DR_ACTION_TYP_INSERT_HDR]) {
if (!allow_encap || action_sz < DR_STE_ACTION_DOUBLE_SZ) {
dr_ste_v1_arr_init_next_match(&last_ste, added_stes, attr->gvmi);
action = MLX5_ADDR_OF(ste_mask_and_match_v1, last_ste, action);
action_sz = DR_STE_ACTION_TRIPLE_SZ;
}
dr_ste_v1_set_insert_hdr(last_ste, action,
attr->reformat.id,
attr->reformat.param_0,
attr->reformat.param_1,
attr->reformat.size);
action_sz -= DR_STE_ACTION_DOUBLE_SZ;
action += DR_STE_ACTION_DOUBLE_SZ;
}
dr_ste_v1_set_hit_gvmi(last_ste, attr->hit_gvmi);
......@@ -616,7 +649,9 @@ static void dr_ste_v1_set_actions_rx(struct mlx5dr_domain *dmn,
}
if (action_type_set[DR_ACTION_TYP_CTR]) {
/* Counter action set after decap to exclude decaped header */
/* Counter action set after decap and before insert_hdr
* to exclude decaped / encaped header respectively.
*/
if (!allow_ctr) {
dr_ste_v1_arr_init_next_match(&last_ste, added_stes, attr->gvmi);
action = MLX5_ADDR_OF(ste_mask_and_match_v1, last_ste, action);
......@@ -634,8 +669,8 @@ static void dr_ste_v1_set_actions_rx(struct mlx5dr_domain *dmn,
action_sz = DR_STE_ACTION_TRIPLE_SZ;
}
dr_ste_v1_set_encap(last_ste, action,
attr->reformat_id,
attr->reformat_size);
attr->reformat.id,
attr->reformat.size);
action_sz -= DR_STE_ACTION_DOUBLE_SZ;
action += DR_STE_ACTION_DOUBLE_SZ;
allow_modify_hdr = false;
......@@ -652,10 +687,25 @@ static void dr_ste_v1_set_actions_rx(struct mlx5dr_domain *dmn,
dr_ste_v1_set_encap_l3(last_ste,
action, d_action,
attr->reformat_id,
attr->reformat_size);
attr->reformat.id,
attr->reformat.size);
action_sz -= DR_STE_ACTION_TRIPLE_SZ;
allow_modify_hdr = false;
} else if (action_type_set[DR_ACTION_TYP_INSERT_HDR]) {
/* Modify header, decap, and encap must use different STEs */
if (!allow_modify_hdr || action_sz < DR_STE_ACTION_DOUBLE_SZ) {
dr_ste_v1_arr_init_next_match(&last_ste, added_stes, attr->gvmi);
action = MLX5_ADDR_OF(ste_mask_and_match_v1, last_ste, action);
action_sz = DR_STE_ACTION_TRIPLE_SZ;
}
dr_ste_v1_set_insert_hdr(last_ste, action,
attr->reformat.id,
attr->reformat.param_0,
attr->reformat.param_1,
attr->reformat.size);
action_sz -= DR_STE_ACTION_DOUBLE_SZ;
action += DR_STE_ACTION_DOUBLE_SZ;
allow_modify_hdr = false;
}
dr_ste_v1_set_hit_gvmi(last_ste, attr->hit_gvmi);
......
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h
View file @ 7ea9b398
......@@ -123,6 +123,7 @@ enum mlx5dr_action_type {
DR_ACTION_TYP_VPORT,
DR_ACTION_TYP_POP_VLAN,
DR_ACTION_TYP_PUSH_VLAN,
DR_ACTION_TYP_INSERT_HDR,
DR_ACTION_TYP_MAX,
};
......@@ -266,8 +267,12 @@ struct mlx5dr_ste_actions_attr {
u32 ctr_id;
u16 gvmi;
u16 hit_gvmi;
u32 reformat_id;
u32 reformat_size;
struct {
u32 id;
u32 size;
u8 param_0;
u8 param_1;
} reformat;
struct {
int count;
u32 headers[MLX5DR_MAX_VLANS];
......@@ -908,8 +913,10 @@ struct mlx5dr_action_rewrite {
struct mlx5dr_action_reformat {
struct mlx5dr_domain *dmn;
u32 reformat_id;
u32 reformat_size;
u32 id;
u32 size;
u8 param_0;
u8 param_1;
};
struct mlx5dr_action_dest_tbl {
......@@ -1147,6 +1154,8 @@ int mlx5dr_cmd_query_flow_table(struct mlx5_core_dev *dev,
struct mlx5dr_cmd_query_flow_table_details *output);
int mlx5dr_cmd_create_reformat_ctx(struct mlx5_core_dev *mdev,
enum mlx5_reformat_ctx_type rt,
u8 reformat_param_0,
u8 reformat_param_1,
size_t reformat_size,
void *reformat_data,
u32 *reformat_id);
......
drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c
View file @ 7ea9b398
......@@ -543,6 +543,9 @@ static int mlx5_cmd_dr_packet_reformat_alloc(struct mlx5_flow_root_namespace *ns
case MLX5_REFORMAT_TYPE_L2_TO_L3_TUNNEL:
dr_reformat = DR_ACTION_REFORMAT_TYP_L2_TO_TNL_L3;
break;
case MLX5_REFORMAT_TYPE_INSERT_HDR:
dr_reformat = DR_ACTION_REFORMAT_TYP_INSERT_HDR;
break;
default:
mlx5_core_err(ns->dev, "Packet-reformat not supported(%d)\n",
params->type);
......
drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h
View file @ 7ea9b398
......@@ -26,6 +26,7 @@ enum mlx5dr_action_reformat_type {
DR_ACTION_REFORMAT_TYP_L2_TO_TNL_L2,
DR_ACTION_REFORMAT_TYP_TNL_L3_TO_L2,
DR_ACTION_REFORMAT_TYP_L2_TO_TNL_L3,
DR_ACTION_REFORMAT_TYP_INSERT_HDR,
};
struct mlx5dr_match_parameters {
......
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