X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fbnxt%2Ftf_ulp%2Fulp_flow_db.h;h=67afca8872bd1226043177a4f43784199a5fc762;hb=b37ed6def36798342172f298516c5fc6d0d8e070;hp=7ec4b8ae038aef04318c56feae9833591bc5c8a6;hpb=30683082a8edce39abd537c5053fb2572adcf710;p=dpdk.git diff --git a/drivers/net/bnxt/tf_ulp/ulp_flow_db.h b/drivers/net/bnxt/tf_ulp/ulp_flow_db.h index 7ec4b8ae03..67afca8872 100644 --- a/drivers/net/bnxt/tf_ulp/ulp_flow_db.h +++ b/drivers/net/bnxt/tf_ulp/ulp_flow_db.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: BSD-3-Clause - * Copyright(c) 2014-2019 Broadcom + * Copyright(c) 2014-2021 Broadcom * All rights reserved. */ @@ -8,13 +8,17 @@ #include "bnxt_ulp.h" #include "ulp_template_db_enum.h" +#include "ulp_mapper.h" #define BNXT_FLOW_DB_DEFAULT_NUM_FLOWS 512 #define BNXT_FLOW_DB_DEFAULT_NUM_RESOURCES 8 +/* Defines for the fdb flag */ +#define ULP_FDB_FLAG_SHARED_SESSION 0x1 + /* * Structure for the flow database resource information - * The below structure is based on the below paritions + * The below structure is based on the below partitions * nxt_resource_idx = dir[31],resource_func_upper[30:28],nxt_resource_idx[27:0] * If resource_func is EM_TBL then use resource_em_handle. * Else the other part of the union is used and @@ -29,7 +33,7 @@ struct ulp_fdb_resource_info { uint8_t resource_func_lower; uint8_t resource_type; uint8_t resource_sub_type; - uint8_t reserved; + uint8_t fdb_flags; uint32_t resource_hndl; }; }; @@ -52,11 +56,31 @@ struct bnxt_ulp_flow_tbl { uint32_t num_resources; }; +/* Structure to maintain parent-child flow relationships */ +struct ulp_fdb_parent_info { + uint32_t parent_fid; + uint32_t counter_acc; + uint64_t pkt_count; + uint64_t byte_count; + uint64_t *child_fid_bitset; + uint32_t f2_cnt; + uint8_t tun_idx; +}; + +/* Structure to maintain parent-child flow relationships */ +struct ulp_fdb_parent_child_db { + struct ulp_fdb_parent_info *parent_flow_tbl; + uint32_t child_bitset_size; + uint32_t entries_count; + uint8_t *parent_flow_tbl_mem; +}; + /* Structure for the flow database resource information. */ struct bnxt_ulp_flow_db { struct bnxt_ulp_flow_tbl flow_tbl; uint16_t *func_id_tbl; uint32_t func_id_tbl_size; + struct ulp_fdb_parent_child_db parent_child_db; }; /* flow db resource params to add resources */ @@ -65,7 +89,7 @@ struct ulp_flow_db_res_params { enum bnxt_ulp_resource_func resource_func; uint8_t resource_type; uint8_t resource_sub_type; - uint8_t reserved; + uint8_t fdb_flags; uint8_t critical_resource; uint64_t resource_hndl; }; @@ -235,5 +259,162 @@ int32_t ulp_default_flow_db_cfa_action_get(struct bnxt_ulp_context *ulp_ctx, uint32_t flow_id, uint16_t *cfa_action); +/* + * Allocate the entry in the parent-child database + * + * ulp_ctxt [in] Ptr to ulp_context + * fid [in] The flow id to the flow entry + * + * returns index on success and negative on failure. + */ +int32_t +ulp_flow_db_parent_flow_alloc(struct bnxt_ulp_context *ulp_ctxt, + uint32_t fid); + +/* + * Free the entry in the parent-child database + * + * ulp_ctxt [in] Ptr to ulp_context + * fid [in] The flow id to the flow entry + * + * returns 0 on success and negative on failure. + */ +int32_t +ulp_flow_db_parent_flow_free(struct bnxt_ulp_context *ulp_ctxt, + uint32_t fid); + +/* + * Set or reset the child flow in the parent-child database + * + * ulp_ctxt [in] Ptr to ulp_context + * parent_fid [in] The flow id of the parent flow entry + * child_fid [in] The flow id of the child flow entry + * set_flag [in] Use 1 for setting child, 0 to reset + * + * returns zero on success and negative on failure. + */ +int32_t +ulp_flow_db_parent_child_flow_set(struct bnxt_ulp_context *ulp_ctxt, + uint32_t parent_fid, + uint32_t child_fid, + uint32_t set_flag); + +/* + * Get the parent index from the parent-child database + * + * ulp_ctxt [in] Ptr to ulp_context + * parent_fid [in] The flow id of the parent flow entry + * parent_idx [out] The parent index of parent flow entry + * + * returns zero on success and negative on failure. + */ +int32_t +ulp_flow_db_parent_flow_idx_get(struct bnxt_ulp_context *ulp_ctxt, + uint32_t parent_fid, + uint32_t *parent_idx); + +/* + * Get the next child flow in the parent-child database + * + * ulp_ctxt [in] Ptr to ulp_context + * parent_fid [in] The flow id of the parent flow entry + * child_fid [in/out] The flow id of the child flow entry + * + * returns zero on success and negative on failure. + * Pass child_fid as zero for first entry. + */ +int32_t +ulp_flow_db_parent_child_flow_next_entry_get(struct bnxt_ulp_flow_db *flow_db, + uint32_t parent_idx, + uint32_t *child_fid); + +/* + * Orphan the child flow entry + * This is called only for child flows that have + * BNXT_ULP_RESOURCE_FUNC_CHILD_FLOW resource + * + * ulp_ctxt [in] Ptr to ulp_context + * flow_type [in] Specify it is regular or default flow + * fid [in] The index to the flow entry + * + * Returns 0 on success and negative on failure. + */ +int32_t +ulp_flow_db_child_flow_reset(struct bnxt_ulp_context *ulp_ctxt, + enum bnxt_ulp_fdb_type flow_type, + uint32_t fid); + +/* + * Create parent flow in the parent flow tbl + * + * parms [in] Ptr to mapper params + * + * Returns 0 on success and negative on failure. + */ +int32_t +ulp_flow_db_parent_flow_create(struct bnxt_ulp_mapper_parms *parms); + +/* + * Create child flow in the parent flow tbl + * + * parms [in] Ptr to mapper params + * + * Returns 0 on success and negative on failure. + */ +int32_t +ulp_flow_db_child_flow_create(struct bnxt_ulp_mapper_parms *parms); + +/* + * Update the parent counters + * + * ulp_ctxt [in] Ptr to ulp_context + * parent_fid [in] The flow id of the parent flow entry + * packet_count [in] - packet count + * byte_count [in] - byte count + * + * returns 0 on success + */ +int32_t +ulp_flow_db_parent_flow_count_update(struct bnxt_ulp_context *ulp_ctxt, + uint32_t parent_fid, + uint64_t packet_count, + uint64_t byte_count); +/* + * Get the parent accumulation counters + * + * ulp_ctxt [in] Ptr to ulp_context + * parent_fid [in] The flow id of the parent flow entry + * packet_count [out] - packet count + * byte_count [out] - byte count + * + * returns 0 on success + */ +int32_t +ulp_flow_db_parent_flow_count_get(struct bnxt_ulp_context *ulp_ctxt, + uint32_t parent_fid, + uint64_t *packet_count, + uint64_t *byte_count, + uint8_t count_reset); + +/* + * reset the parent accumulation counters + * + * ulp_ctxt [in] Ptr to ulp_context + * + * returns none + */ +void +ulp_flow_db_parent_flow_count_reset(struct bnxt_ulp_context *ulp_ctxt); + +/* + * Set the shared bit for the flow db entry + * + * res [in] Ptr to fdb entry + * shared [in] shared flag + * + * returns none + */ +void ulp_flow_db_shared_session_set(struct ulp_flow_db_res_params *res, + enum bnxt_ulp_shared_session shared); #endif /* _ULP_FLOW_DB_H_ */