/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2014-2020 Broadcom
+ * Copyright(c) 2014-2021 Broadcom
* All rights reserved.
*/
#include "ulp_mapper.h"
#include "ulp_flow_db.h"
#include "ulp_fc_mgr.h"
+#include "ulp_tun.h"
#define ULP_FLOW_DB_RES_DIR_BIT 31
#define ULP_FLOW_DB_RES_DIR_MASK 0x80000000
}
}
+/* internal validation function for parent flow tbl */
+static struct bnxt_ulp_flow_db *
+ulp_flow_db_parent_arg_validation(struct bnxt_ulp_context *ulp_ctxt,
+ uint32_t fid)
+{
+ struct bnxt_ulp_flow_db *flow_db;
+
+ flow_db = bnxt_ulp_cntxt_ptr2_flow_db_get(ulp_ctxt);
+ if (!flow_db) {
+ BNXT_TF_DBG(ERR, "Invalid Arguments\n");
+ return NULL;
+ }
+
+ /* check for max flows */
+ if (fid >= flow_db->flow_tbl.num_flows || !fid) {
+ BNXT_TF_DBG(ERR, "Invalid flow index\n");
+ return NULL;
+ }
+
+ /* No support for parent child db then just exit */
+ if (!flow_db->parent_child_db.entries_count) {
+ BNXT_TF_DBG(ERR, "parent child db not supported\n");
+ return NULL;
+ }
+
+ return flow_db;
+}
+
+/*
+ * Set the tunnel index in the parent flow
+ *
+ * ulp_ctxt [in] Ptr to ulp_context
+ * parent_idx [in] The parent index of the parent flow entry
+ *
+ * returns index on success and negative on failure.
+ */
+static int32_t
+ulp_flow_db_parent_tun_idx_set(struct bnxt_ulp_context *ulp_ctxt,
+ uint32_t parent_idx, uint8_t tun_idx)
+{
+ struct bnxt_ulp_flow_db *flow_db;
+ struct ulp_fdb_parent_child_db *p_pdb;
+
+ flow_db = bnxt_ulp_cntxt_ptr2_flow_db_get(ulp_ctxt);
+ if (!flow_db) {
+ BNXT_TF_DBG(ERR, "Invalid Arguments\n");
+ return -EINVAL;
+ }
+
+ /* check for parent idx validity */
+ p_pdb = &flow_db->parent_child_db;
+ if (parent_idx >= p_pdb->entries_count ||
+ !p_pdb->parent_flow_tbl[parent_idx].parent_fid) {
+ BNXT_TF_DBG(ERR, "Invalid parent flow index %x\n", parent_idx);
+ return -EINVAL;
+ }
+
+ p_pdb->parent_flow_tbl[parent_idx].tun_idx = tun_idx;
+ return 0;
+}
+
+/*
+ * Get the tunnel index from the parent flow
+ *
+ * ulp_ctxt [in] Ptr to ulp_context
+ * parent_fid [in] The flow id of the parent flow entry
+ *
+ * returns 0 if counter accum is set else -1.
+ */
+static int32_t
+ulp_flow_db_parent_tun_idx_get(struct bnxt_ulp_context *ulp_ctxt,
+ uint32_t parent_fid, uint8_t *tun_idx)
+{
+ struct bnxt_ulp_flow_db *flow_db;
+ struct ulp_fdb_parent_child_db *p_pdb;
+ uint32_t idx;
+
+ /* validate the arguments */
+ flow_db = ulp_flow_db_parent_arg_validation(ulp_ctxt, parent_fid);
+ if (!flow_db) {
+ BNXT_TF_DBG(ERR, "parent child db validation failed\n");
+ return -EINVAL;
+ }
+
+ p_pdb = &flow_db->parent_child_db;
+ for (idx = 0; idx < p_pdb->entries_count; idx++) {
+ if (p_pdb->parent_flow_tbl[idx].parent_fid == parent_fid) {
+ *tun_idx = p_pdb->parent_flow_tbl[idx].tun_idx;
+ return 0;
+ }
+ }
+
+ return -EINVAL;
+}
+
/*
* Initialize the flow database. Memory is allocated in this
* call and assigned to the flow database.
struct bnxt_ulp_flow_tbl *flow_tbl;
struct ulp_fdb_resource_info *nxt_resource, *fid_resource;
uint32_t nxt_idx = 0;
+ struct bnxt_tun_cache_entry *tun_tbl;
+ uint8_t tun_idx = 0;
+ int rc;
flow_db = bnxt_ulp_cntxt_ptr2_flow_db_get(ulp_ctxt);
if (!flow_db) {
params->resource_hndl);
}
+ if (params->resource_func == BNXT_ULP_RESOURCE_FUNC_PARENT_FLOW) {
+ tun_tbl = bnxt_ulp_cntxt_ptr2_tun_tbl_get(ulp_ctxt);
+ if (!tun_tbl)
+ return -EINVAL;
+
+ rc = ulp_flow_db_parent_tun_idx_get(ulp_ctxt, fid, &tun_idx);
+ if (rc)
+ return rc;
+
+ ulp_clear_tun_entry(tun_tbl, tun_idx);
+ }
+
/* all good, return success */
return 0;
}
enum bnxt_ulp_fdb_type flow_type,
uint32_t fid)
{
- struct bnxt_ulp_flow_db *flow_db;
+ struct bnxt_tun_cache_entry *tun_tbl;
struct bnxt_ulp_flow_tbl *flow_tbl;
+ struct bnxt_ulp_flow_db *flow_db;
flow_db = bnxt_ulp_cntxt_ptr2_flow_db_get(ulp_ctxt);
if (!flow_db) {
if (flow_type == BNXT_ULP_FDB_TYPE_REGULAR)
ulp_flow_db_func_id_set(flow_db, fid, 0);
+ tun_tbl = bnxt_ulp_cntxt_ptr2_tun_tbl_get(ulp_ctxt);
+ if (!tun_tbl)
+ return -EINVAL;
+
+ ulp_clear_tun_inner_entry(tun_tbl, fid);
+
/* all good, return success */
return 0;
}
return 0;
}
-/* internal validation function for parent flow tbl */
-static struct bnxt_ulp_flow_db *
-ulp_flow_db_parent_arg_validation(struct bnxt_ulp_context *ulp_ctxt,
- uint32_t fid)
-{
- struct bnxt_ulp_flow_db *flow_db;
-
- flow_db = bnxt_ulp_cntxt_ptr2_flow_db_get(ulp_ctxt);
- if (!flow_db) {
- BNXT_TF_DBG(ERR, "Invalid Arguments\n");
- return NULL;
- }
-
- /* check for max flows */
- if (fid >= flow_db->flow_tbl.num_flows || !fid) {
- BNXT_TF_DBG(ERR, "Invalid flow index\n");
- return NULL;
- }
-
- /* No support for parent child db then just exit */
- if (!flow_db->parent_child_db.entries_count) {
- BNXT_TF_DBG(ERR, "parent child db not supported\n");
- return NULL;
- }
-
- return flow_db;
-}
-
/*
* Allocate the entry in the parent-child database
*
struct ulp_flow_db_res_params fid_parms;
uint32_t sub_type = BNXT_ULP_RESOURCE_SUB_TYPE_INDEX_TYPE_INT_COUNT_ACC;
struct ulp_flow_db_res_params res_params;
- int32_t fid_idx;
+ int32_t fid_idx, rc;
/* create the child flow entry in parent flow table */
fid_idx = ulp_flow_db_parent_flow_alloc(parms->ulp_ctx, parms->fid);
return -1;
}
}
+
+ rc = ulp_flow_db_parent_tun_idx_set(parms->ulp_ctx, fid_idx,
+ parms->tun_idx);
+ if (rc) {
+ BNXT_TF_DBG(ERR, "Error setting tun_idx in the parent flow\n");
+ return rc;
+ }
+
return 0;
}
*/
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)
+ uint32_t parent_fid, uint64_t *packet_count,
+ uint64_t *byte_count, uint8_t count_reset)
{
struct bnxt_ulp_flow_db *flow_db;
struct ulp_fdb_parent_child_db *p_pdb;
p_pdb->parent_flow_tbl[idx].pkt_count;
*byte_count =
p_pdb->parent_flow_tbl[idx].byte_count;
+ if (count_reset) {
+ p_pdb->parent_flow_tbl[idx].pkt_count = 0;
+ p_pdb->parent_flow_tbl[idx].byte_count = 0;
+ }
}
return 0;
}