f-stack/dpdk/drivers/net/bnxt/hcapi/hcapi_cfa.h

296 lines
9.1 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2019-2020 Broadcom
* All rights reserved.
*/
#ifndef _HCAPI_CFA_H_
#define _HCAPI_CFA_H_
#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#include <stdint.h>
#include <stddef.h>
#include "hcapi_cfa_defs.h"
#if CHIP_CFG == SR_A
#define SUPPORT_CFA_HW_P45 1
#undef SUPPORT_CFA_HW_P4
#define SUPPORT_CFA_HW_P4 0
#elif CHIP_CFG == CMB_A
#define SUPPORT_CFA_HW_P4 1
#else
#error "Chip not supported"
#endif
#if SUPPORT_CFA_HW_P4 && SUPPORT_CFA_HW_P58 && SUPPORT_CFA_HW_P59
#define SUPPORT_CFA_HW_ALL 1
#endif
/**
* Index used for the sram_entries field
*/
enum hcapi_cfa_resc_type_sram {
HCAPI_CFA_RESC_TYPE_SRAM_FULL_ACTION,
HCAPI_CFA_RESC_TYPE_SRAM_MCG,
HCAPI_CFA_RESC_TYPE_SRAM_ENCAP_8B,
HCAPI_CFA_RESC_TYPE_SRAM_ENCAP_16B,
HCAPI_CFA_RESC_TYPE_SRAM_ENCAP_64B,
HCAPI_CFA_RESC_TYPE_SRAM_SP_SMAC,
HCAPI_CFA_RESC_TYPE_SRAM_SP_SMAC_IPV4,
HCAPI_CFA_RESC_TYPE_SRAM_SP_SMAC_IPV6,
HCAPI_CFA_RESC_TYPE_SRAM_COUNTER_64B,
HCAPI_CFA_RESC_TYPE_SRAM_NAT_SPORT,
HCAPI_CFA_RESC_TYPE_SRAM_NAT_DPORT,
HCAPI_CFA_RESC_TYPE_SRAM_NAT_S_IPV4,
HCAPI_CFA_RESC_TYPE_SRAM_NAT_D_IPV4,
HCAPI_CFA_RESC_TYPE_SRAM_MAX
};
/**
* Index used for the hw_entries field in struct cfa_rm_db
*/
enum hcapi_cfa_resc_type_hw {
/* common HW resources for all chip variants */
HCAPI_CFA_RESC_TYPE_HW_L2_CTXT_TCAM,
HCAPI_CFA_RESC_TYPE_HW_PROF_FUNC,
HCAPI_CFA_RESC_TYPE_HW_PROF_TCAM,
HCAPI_CFA_RESC_TYPE_HW_EM_PROF_ID,
HCAPI_CFA_RESC_TYPE_HW_EM_REC,
HCAPI_CFA_RESC_TYPE_HW_WC_TCAM_PROF_ID,
HCAPI_CFA_RESC_TYPE_HW_WC_TCAM,
HCAPI_CFA_RESC_TYPE_HW_METER_PROF,
HCAPI_CFA_RESC_TYPE_HW_METER_INST,
HCAPI_CFA_RESC_TYPE_HW_MIRROR,
HCAPI_CFA_RESC_TYPE_HW_UPAR,
/* Wh+/SR specific HW resources */
HCAPI_CFA_RESC_TYPE_HW_SP_TCAM,
/* Thor, SR2 common HW resources */
HCAPI_CFA_RESC_TYPE_HW_FKB,
/* SR specific HW resources */
HCAPI_CFA_RESC_TYPE_HW_TBL_SCOPE,
HCAPI_CFA_RESC_TYPE_HW_L2_FUNC,
HCAPI_CFA_RESC_TYPE_HW_EPOCH0,
HCAPI_CFA_RESC_TYPE_HW_EPOCH1,
HCAPI_CFA_RESC_TYPE_HW_METADATA,
HCAPI_CFA_RESC_TYPE_HW_CT_STATE,
HCAPI_CFA_RESC_TYPE_HW_RANGE_PROF,
HCAPI_CFA_RESC_TYPE_HW_RANGE_ENTRY,
HCAPI_CFA_RESC_TYPE_HW_LAG_ENTRY,
HCAPI_CFA_RESC_TYPE_HW_MAX
};
struct hcapi_cfa_key_result {
uint64_t bucket_mem_ptr;
uint8_t bucket_idx;
};
/* common CFA register access macros */
#define CFA_REG(x) OFFSETOF(cfa_reg_t, cfa_##x)
#ifndef TF_REG_WR
#define TF_REG_WR(_p, x, y) (*((uint32_t volatile *)(x)) = (y))
#endif
#ifndef TF_REG_RD
#define TF_REG_RD(_p, x) (*((uint32_t volatile *)(x)))
#endif
#ifndef TF_CFA_REG_RD
#define TF_CFA_REG_RD(_p, x) \
TF_REG_RD(0, (uint32_t)(_p)->base_addr + CFA_REG(x))
#endif
#ifndef TF_CFA_REG_WR
#define TF_CFA_REG_WR(_p, x, y) \
TF_REG_WR(0, (uint32_t)(_p)->base_addr + CFA_REG(x), y)
#endif
/* Constants used by Resource Manager Registration*/
#define RM_CLIENT_NAME_MAX_LEN 32
/**
* Resource Manager Data Structures used for resource requests
*/
struct hcapi_cfa_resc_req_entry {
uint16_t min;
uint16_t max;
};
struct hcapi_cfa_resc_req {
/* Wh+/SR specific onchip Action SRAM resources */
/* Validity of each sram type is indicated by the
* corresponding sram type bit in the sram_resc_flags. When
* set to 1, the CFA sram resource type is valid and amount of
* resources for this type is reserved. Each sram resource
* pool is identified by the starting index and number of
* resources in the pool.
*/
uint32_t sram_resc_flags;
struct hcapi_cfa_resc_req_entry sram_resc[HCAPI_CFA_RESC_TYPE_SRAM_MAX];
/* Validity of each resource type is indicated by the
* corresponding resource type bit in the hw_resc_flags. When
* set to 1, the CFA resource type is valid and amount of
* resource of this type is reserved. Each resource pool is
* identified by the starting index and the number of
* resources in the pool.
*/
uint32_t hw_resc_flags;
struct hcapi_cfa_resc_req_entry hw_resc[HCAPI_CFA_RESC_TYPE_HW_MAX];
};
struct hcapi_cfa_resc_req_db {
struct hcapi_cfa_resc_req rx;
struct hcapi_cfa_resc_req tx;
};
struct hcapi_cfa_resc_entry {
uint16_t start;
uint16_t stride;
uint16_t tag;
};
struct hcapi_cfa_resc {
/* Wh+/SR specific onchip Action SRAM resources */
/* Validity of each sram type is indicated by the
* corresponding sram type bit in the sram_resc_flags. When
* set to 1, the CFA sram resource type is valid and amount of
* resources for this type is reserved. Each sram resource
* pool is identified by the starting index and number of
* resources in the pool.
*/
uint32_t sram_resc_flags;
struct hcapi_cfa_resc_entry sram_resc[HCAPI_CFA_RESC_TYPE_SRAM_MAX];
/* Validity of each resource type is indicated by the
* corresponding resource type bit in the hw_resc_flags. When
* set to 1, the CFA resource type is valid and amount of
* resource of this type is reserved. Each resource pool is
* identified by the starting index and the number of resources
* in the pool.
*/
uint32_t hw_resc_flags;
struct hcapi_cfa_resc_entry hw_resc[HCAPI_CFA_RESC_TYPE_HW_MAX];
};
struct hcapi_cfa_resc_db {
struct hcapi_cfa_resc rx;
struct hcapi_cfa_resc tx;
};
/**
* This is the main data structure used by the CFA Resource
* Manager. This data structure holds all the state and table
* management information.
*/
typedef struct hcapi_cfa_rm_data {
uint32_t dummy_data;
} hcapi_cfa_rm_data_t;
/* End RM support */
struct hcapi_cfa_devops;
struct hcapi_cfa_devinfo {
uint8_t global_cfg_data[CFA_GLOBAL_CFG_DATA_SZ];
struct hcapi_cfa_layout_tbl layouts;
struct hcapi_cfa_devops *devops;
};
int hcapi_cfa_dev_bind(enum hcapi_cfa_ver hw_ver,
struct hcapi_cfa_devinfo *dev_info);
int hcapi_cfa_key_compile_layout(struct hcapi_cfa_key_template *key_template,
struct hcapi_cfa_key_layout *key_layout);
uint64_t hcapi_cfa_key_hash(uint64_t *key_data, uint16_t bitlen);
int
hcapi_cfa_action_compile_layout(struct hcapi_cfa_action_template *act_template,
struct hcapi_cfa_action_layout *act_layout);
int hcapi_cfa_action_init_obj(uint64_t *act_obj,
struct hcapi_cfa_action_layout *act_layout);
int hcapi_cfa_action_compute_ptr(uint64_t *act_obj,
struct hcapi_cfa_action_layout *act_layout,
uint32_t base_ptr);
int hcapi_cfa_action_hw_op(struct hcapi_cfa_hwop *op,
uint8_t *act_tbl,
struct hcapi_cfa_data *act_obj);
int hcapi_cfa_dev_hw_op(struct hcapi_cfa_hwop *op, uint16_t tbl_id,
struct hcapi_cfa_data *obj_data);
int hcapi_cfa_rm_register_client(hcapi_cfa_rm_data_t *data,
const char *client_name,
int *client_id);
int hcapi_cfa_rm_unregister_client(hcapi_cfa_rm_data_t *data,
int client_id);
int hcapi_cfa_rm_query_resources(hcapi_cfa_rm_data_t *data,
int client_id,
uint16_t chnl_id,
struct hcapi_cfa_resc_req_db *req_db);
int hcapi_cfa_rm_query_resources_one(hcapi_cfa_rm_data_t *data,
int clien_id,
struct hcapi_cfa_resc_db *resc_db);
int hcapi_cfa_rm_reserve_resources(hcapi_cfa_rm_data_t *data,
int client_id,
struct hcapi_cfa_resc_req_db *resc_req,
struct hcapi_cfa_resc_db *resc_db);
int hcapi_cfa_rm_release_resources(hcapi_cfa_rm_data_t *data,
int client_id,
struct hcapi_cfa_resc_req_db *resc_req,
struct hcapi_cfa_resc_db *resc_db);
int hcapi_cfa_rm_initialize(hcapi_cfa_rm_data_t *data);
#if SUPPORT_CFA_HW_P4
int hcapi_cfa_p4_dev_hw_op(struct hcapi_cfa_hwop *op, uint16_t tbl_id,
struct hcapi_cfa_data *obj_data);
int hcapi_cfa_p4_prof_l2ctxt_hwop(struct hcapi_cfa_hwop *op,
struct hcapi_cfa_data *obj_data);
int hcapi_cfa_p4_prof_l2ctxtrmp_hwop(struct hcapi_cfa_hwop *op,
struct hcapi_cfa_data *obj_data);
int hcapi_cfa_p4_prof_tcam_hwop(struct hcapi_cfa_hwop *op,
struct hcapi_cfa_data *obj_data);
int hcapi_cfa_p4_prof_tcamrmp_hwop(struct hcapi_cfa_hwop *op,
struct hcapi_cfa_data *obj_data);
int hcapi_cfa_p4_wc_tcam_hwop(struct hcapi_cfa_hwop *op,
struct hcapi_cfa_data *obj_data);
int hcapi_cfa_p4_wc_tcam_rec_hwop(struct hcapi_cfa_hwop *op,
struct hcapi_cfa_data *obj_data);
int hcapi_cfa_p4_mirror_hwop(struct hcapi_cfa_hwop *op,
struct hcapi_cfa_data *mirror);
int hcapi_cfa_p4_global_cfg_hwop(struct hcapi_cfa_hwop *op,
uint32_t type,
struct hcapi_cfa_data *config);
/* SUPPORT_CFA_HW_P4 */
#elif SUPPORT_CFA_HW_P45
int hcapi_cfa_p45_mirror_hwop(struct hcapi_cfa_hwop *op,
struct hcapi_cfa_data *mirror);
int hcapi_cfa_p45_global_cfg_hwop(struct hcapi_cfa_hwop *op,
uint32_t type,
struct hcapi_cfa_data *config);
/* SUPPORT_CFA_HW_P45 */
#endif
/**
* HCAPI CFA device HW operation function callback definition
* This is standardized function callback hook to install different
* CFA HW table programming function callback.
*/
struct hcapi_cfa_tbl_cb {
/**
* This function callback provides the functionality to read/write
* HW table entry from a HW table.
*
* @param[in] op
* A pointer to the Hardware operation parameter
*
* @param[in] obj_data
* A pointer to the HW data object for the hardware operation
*
* @return
* 0 for SUCCESS, negative value for FAILURE
*/
int (*hwop_cb)(struct hcapi_cfa_hwop *op,
struct hcapi_cfa_data *obj_data);
};
#endif /* HCAPI_CFA_H_ */