f-stack/dpdk/drivers/net/mlx5/hws/mlx5dr_action.h

254 lines
7.1 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright (c) 2022 NVIDIA Corporation & Affiliates
*/
#ifndef MLX5DR_ACTION_H_
#define MLX5DR_ACTION_H_
/* Max number of STEs needed for a rule (including match) */
#define MLX5DR_ACTION_MAX_STE 10
enum mlx5dr_action_stc_idx {
MLX5DR_ACTION_STC_IDX_CTRL = 0,
MLX5DR_ACTION_STC_IDX_HIT = 1,
MLX5DR_ACTION_STC_IDX_DW5 = 2,
MLX5DR_ACTION_STC_IDX_DW6 = 3,
MLX5DR_ACTION_STC_IDX_DW7 = 4,
MLX5DR_ACTION_STC_IDX_MAX = 5,
/* STC Jumvo STE combo: CTR, Hit */
MLX5DR_ACTION_STC_IDX_LAST_JUMBO_STE = 1,
/* STC combo1: CTR, SINGLE, DOUBLE, Hit */
MLX5DR_ACTION_STC_IDX_LAST_COMBO1 = 3,
/* STC combo2: CTR, 3 x SINGLE, Hit */
MLX5DR_ACTION_STC_IDX_LAST_COMBO2 = 4,
};
enum mlx5dr_action_offset {
MLX5DR_ACTION_OFFSET_DW0 = 0,
MLX5DR_ACTION_OFFSET_DW5 = 5,
MLX5DR_ACTION_OFFSET_DW6 = 6,
MLX5DR_ACTION_OFFSET_DW7 = 7,
MLX5DR_ACTION_OFFSET_HIT = 3,
MLX5DR_ACTION_OFFSET_HIT_LSB = 4,
};
enum {
MLX5DR_ACTION_DOUBLE_SIZE = 8,
MLX5DR_ACTION_INLINE_DATA_SIZE = 4,
MLX5DR_ACTION_HDR_LEN_L2_MACS = 12,
MLX5DR_ACTION_HDR_LEN_L2_VLAN = 4,
MLX5DR_ACTION_HDR_LEN_L2_ETHER = 2,
MLX5DR_ACTION_HDR_LEN_L2 = (MLX5DR_ACTION_HDR_LEN_L2_MACS +
MLX5DR_ACTION_HDR_LEN_L2_ETHER),
MLX5DR_ACTION_HDR_LEN_L2_W_VLAN = (MLX5DR_ACTION_HDR_LEN_L2 +
MLX5DR_ACTION_HDR_LEN_L2_VLAN),
MLX5DR_ACTION_REFORMAT_DATA_SIZE = 64,
DECAP_L3_NUM_ACTIONS_W_NO_VLAN = 6,
DECAP_L3_NUM_ACTIONS_W_VLAN = 7,
};
enum mlx5dr_action_setter_flag {
ASF_SINGLE1 = 1 << 0,
ASF_SINGLE2 = 1 << 1,
ASF_SINGLE3 = 1 << 2,
ASF_DOUBLE = ASF_SINGLE2 | ASF_SINGLE3,
ASF_REPARSE = 1 << 3,
ASF_REMOVE = 1 << 4,
ASF_MODIFY = 1 << 5,
ASF_CTR = 1 << 6,
ASF_HIT = 1 << 7,
};
struct mlx5dr_action_default_stc {
struct mlx5dr_pool_chunk nop_ctr;
struct mlx5dr_pool_chunk nop_dw5;
struct mlx5dr_pool_chunk nop_dw6;
struct mlx5dr_pool_chunk nop_dw7;
struct mlx5dr_pool_chunk default_hit;
uint32_t refcount;
};
struct mlx5dr_action_shared_stc {
struct mlx5dr_pool_chunk remove_header;
uint32_t refcount;
};
struct mlx5dr_actions_apply_data {
struct mlx5dr_send_engine *queue;
struct mlx5dr_rule_action *rule_action;
uint32_t *wqe_data;
struct mlx5dr_wqe_gta_ctrl_seg *wqe_ctrl;
uint32_t jump_to_action_stc;
struct mlx5dr_context_common_res *common_res;
enum mlx5dr_table_type tbl_type;
uint32_t next_direct_idx;
uint8_t require_dep;
};
struct mlx5dr_actions_wqe_setter;
typedef void (*mlx5dr_action_setter_fp)
(struct mlx5dr_actions_apply_data *apply,
struct mlx5dr_actions_wqe_setter *setter);
struct mlx5dr_actions_wqe_setter {
mlx5dr_action_setter_fp set_single;
mlx5dr_action_setter_fp set_double;
mlx5dr_action_setter_fp set_hit;
mlx5dr_action_setter_fp set_ctr;
uint8_t idx_single;
uint8_t idx_double;
uint8_t idx_ctr;
uint8_t idx_hit;
uint8_t flags;
};
struct mlx5dr_action_template {
struct mlx5dr_actions_wqe_setter setters[MLX5DR_ACTION_MAX_STE];
enum mlx5dr_action_type *action_type_arr;
uint8_t num_of_action_stes;
uint8_t num_actions;
uint8_t only_term;
};
struct mlx5dr_action {
uint8_t type;
uint8_t flags;
struct mlx5dr_context *ctx;
union {
struct {
struct mlx5dr_pool_chunk stc[MLX5DR_TABLE_TYPE_MAX];
union {
struct {
struct mlx5dr_devx_obj *pattern_obj;
struct mlx5dr_devx_obj *arg_obj;
__be64 single_action;
uint8_t single_action_type;
uint16_t num_of_actions;
} modify_header;
struct {
struct mlx5dr_devx_obj *arg_obj;
uint32_t header_size;
} reformat;
struct {
struct mlx5dr_devx_obj *devx_obj;
uint8_t return_reg_id;
} aso;
struct {
uint16_t vport_num;
uint16_t esw_owner_vhca_id;
} vport;
};
};
struct ibv_flow_action *flow_action;
struct mlx5dv_devx_obj *devx_obj;
struct ibv_qp *qp;
};
};
int mlx5dr_action_root_build_attr(struct mlx5dr_rule_action rule_actions[],
uint32_t num_actions,
struct mlx5dv_flow_action_attr *attr);
int mlx5dr_action_get_default_stc(struct mlx5dr_context *ctx,
uint8_t tbl_type);
void mlx5dr_action_put_default_stc(struct mlx5dr_context *ctx,
uint8_t tbl_type);
void mlx5dr_action_prepare_decap_l3_data(uint8_t *src, uint8_t *dst,
uint16_t num_of_actions);
int mlx5dr_action_template_process(struct mlx5dr_action_template *at);
bool mlx5dr_action_check_combo(enum mlx5dr_action_type *user_actions,
enum mlx5dr_table_type table_type);
int mlx5dr_action_alloc_single_stc(struct mlx5dr_context *ctx,
struct mlx5dr_cmd_stc_modify_attr *stc_attr,
uint32_t table_type,
struct mlx5dr_pool_chunk *stc);
void mlx5dr_action_free_single_stc(struct mlx5dr_context *ctx,
uint32_t table_type,
struct mlx5dr_pool_chunk *stc);
static inline void
mlx5dr_action_setter_default_single(struct mlx5dr_actions_apply_data *apply,
__rte_unused struct mlx5dr_actions_wqe_setter *setter)
{
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW5] = 0;
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_DW5] =
htobe32(apply->common_res->default_stc->nop_dw5.offset);
}
static inline void
mlx5dr_action_setter_default_double(struct mlx5dr_actions_apply_data *apply,
__rte_unused struct mlx5dr_actions_wqe_setter *setter)
{
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW6] = 0;
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW7] = 0;
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_DW6] =
htobe32(apply->common_res->default_stc->nop_dw6.offset);
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_DW7] =
htobe32(apply->common_res->default_stc->nop_dw7.offset);
}
static inline void
mlx5dr_action_setter_default_ctr(struct mlx5dr_actions_apply_data *apply,
__rte_unused struct mlx5dr_actions_wqe_setter *setter)
{
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW0] = 0;
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_CTRL] =
htobe32(apply->common_res->default_stc->nop_ctr.offset);
}
static inline void
mlx5dr_action_apply_setter(struct mlx5dr_actions_apply_data *apply,
struct mlx5dr_actions_wqe_setter *setter,
bool is_jumbo)
{
uint8_t num_of_actions;
/* Set control counter */
if (setter->flags & ASF_CTR)
setter->set_ctr(apply, setter);
else
mlx5dr_action_setter_default_ctr(apply, setter);
/* Set single and double on match */
if (!is_jumbo) {
if (setter->flags & ASF_SINGLE1)
setter->set_single(apply, setter);
else
mlx5dr_action_setter_default_single(apply, setter);
if (setter->flags & ASF_DOUBLE)
setter->set_double(apply, setter);
else
mlx5dr_action_setter_default_double(apply, setter);
num_of_actions = setter->flags & ASF_DOUBLE ?
MLX5DR_ACTION_STC_IDX_LAST_COMBO1 :
MLX5DR_ACTION_STC_IDX_LAST_COMBO2;
} else {
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW5] = 0;
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW6] = 0;
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW7] = 0;
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_DW5] = 0;
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_DW6] = 0;
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_DW7] = 0;
num_of_actions = MLX5DR_ACTION_STC_IDX_LAST_JUMBO_STE;
}
/* Set next/final hit action */
setter->set_hit(apply, setter);
/* Set number of actions */
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_CTRL] |=
htobe32(num_of_actions << 29);
}
#endif /* MLX5DR_ACTION_H_ */