/* 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
uint32_t a_idx = idx / ULP_INDEX_BITMAP_SIZE;
if (flag) {
- if (flow_type == BNXT_ULP_FDB_TYPE_REGULAR)
+ if (flow_type == BNXT_ULP_FDB_TYPE_REGULAR || flow_type ==
+ BNXT_ULP_FDB_TYPE_RID)
ULP_INDEX_BITMAP_SET(f_tbl->active_reg_flows[a_idx],
idx);
- else
+ if (flow_type == BNXT_ULP_FDB_TYPE_DEFAULT || flow_type ==
+ BNXT_ULP_FDB_TYPE_RID)
ULP_INDEX_BITMAP_SET(f_tbl->active_dflt_flows[a_idx],
idx);
} else {
- if (flow_type == BNXT_ULP_FDB_TYPE_REGULAR)
+ if (flow_type == BNXT_ULP_FDB_TYPE_REGULAR || flow_type ==
+ BNXT_ULP_FDB_TYPE_RID)
ULP_INDEX_BITMAP_RESET(f_tbl->active_reg_flows[a_idx],
idx);
- else
+ if (flow_type == BNXT_ULP_FDB_TYPE_DEFAULT || flow_type ==
+ BNXT_ULP_FDB_TYPE_RID)
ULP_INDEX_BITMAP_RESET(f_tbl->active_dflt_flows[a_idx],
idx);
}
{
struct bnxt_ulp_flow_tbl *f_tbl = &flow_db->flow_tbl;
uint32_t a_idx = idx / ULP_INDEX_BITMAP_SIZE;
-
- if (flow_type == BNXT_ULP_FDB_TYPE_REGULAR)
- return ULP_INDEX_BITMAP_GET(f_tbl->active_reg_flows[a_idx],
- idx);
- else
- return ULP_INDEX_BITMAP_GET(f_tbl->active_dflt_flows[a_idx],
- idx);
+ uint32_t reg, dflt;
+
+ reg = ULP_INDEX_BITMAP_GET(f_tbl->active_reg_flows[a_idx], idx);
+ dflt = ULP_INDEX_BITMAP_GET(f_tbl->active_dflt_flows[a_idx], idx);
+
+ switch (flow_type) {
+ case BNXT_ULP_FDB_TYPE_REGULAR:
+ return (reg && !dflt);
+ case BNXT_ULP_FDB_TYPE_DEFAULT:
+ return (!reg && dflt);
+ case BNXT_ULP_FDB_TYPE_RID:
+ return (reg && dflt);
+ default:
+ return 0;
+ }
}
static inline enum tf_dir
func = (((res_info->nxt_resource_idx & ULP_FLOW_DB_RES_FUNC_MASK) >>
ULP_FLOW_DB_RES_FUNC_BITS) << ULP_FLOW_DB_RES_FUNC_UPPER);
- /* The reource func is split into upper and lower */
+ /* The resource func is split into upper and lower */
if (func & ULP_FLOW_DB_RES_FUNC_NEED_LOWER)
return (func | res_info->resource_func_lower);
return func;
}
/* Store the handle as 64bit only for EM table entries */
- if (params->resource_func != BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE &&
- params->resource_func != BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE) {
+ if (params->resource_func != BNXT_ULP_RESOURCE_FUNC_EM_TABLE) {
resource_info->resource_hndl = (uint32_t)params->resource_hndl;
resource_info->resource_type = params->resource_type;
resource_info->resource_sub_type = params->resource_sub_type;
- resource_info->reserved = params->reserved;
+ resource_info->fdb_flags = params->fdb_flags;
} else {
resource_info->resource_em_handle = params->resource_hndl;
}
params->direction = ulp_flow_db_resource_dir_get(resource_info);
params->resource_func = ulp_flow_db_resource_func_get(resource_info);
- if (params->resource_func == BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE ||
- params->resource_func == BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE) {
+ if (params->resource_func == BNXT_ULP_RESOURCE_FUNC_EM_TABLE) {
params->resource_hndl = resource_info->resource_em_handle;
} else if (params->resource_func & ULP_FLOW_DB_RES_FUNC_NEED_LOWER) {
params->resource_hndl = resource_info->resource_hndl;
params->resource_type = resource_info->resource_type;
params->resource_sub_type = resource_info->resource_sub_type;
- params->reserved = resource_info->reserved;
+ params->fdb_flags = resource_info->fdb_flags;
}
}
return -ENOMEM;
}
size = (flow_tbl->num_flows / sizeof(uint64_t)) + 1;
- size = ULP_BYTE_ROUND_OFF_8(size);
+ size = ULP_BYTE_ROUND_OFF_8(size);
flow_tbl->active_reg_flows = rte_zmalloc("active reg flows", size,
ULP_BUFFER_ALIGN_64_BYTE);
if (!flow_tbl->active_reg_flows) {
bnxt_ulp_cntxt_ptr2_flow_db_set(ulp_ctxt, flow_db);
/* Determine the number of flows based on EM type */
- bnxt_ulp_cntxt_mem_type_get(ulp_ctxt, &mtype);
+ if (bnxt_ulp_cntxt_mem_type_get(ulp_ctxt, &mtype))
+ goto error_free;
+
if (mtype == BNXT_ULP_FLOW_MEM_TYPE_INT)
num_flows = dparms->int_flow_db_num_entries;
else
return -EINVAL;
}
- if (flow_type > BNXT_ULP_FDB_TYPE_DEFAULT) {
+ if (flow_type >= BNXT_ULP_FDB_TYPE_LAST) {
BNXT_TF_DBG(ERR, "Invalid flow type\n");
return -EINVAL;
}
struct bnxt_ulp_flow_db *flow_db;
struct bnxt_ulp_flow_tbl *flow_tbl;
struct ulp_fdb_resource_info *resource, *fid_resource;
+ struct bnxt_ulp_fc_info *ulp_fc_info;
uint32_t idx;
flow_db = bnxt_ulp_cntxt_ptr2_flow_db_get(ulp_ctxt);
return -EINVAL;
}
- if (flow_type > BNXT_ULP_FDB_TYPE_DEFAULT) {
+ if (flow_type >= BNXT_ULP_FDB_TYPE_LAST) {
BNXT_TF_DBG(ERR, "Invalid flow type\n");
return -EINVAL;
}
/* check if the flow is active or not */
if (!ulp_flow_db_active_flows_bit_is_set(flow_db, flow_type, fid)) {
- BNXT_TF_DBG(ERR, "flow does not exist\n");
+ BNXT_TF_DBG(ERR, "flow does not exist %x:%x\n", flow_type, fid);
return -EINVAL;
}
}
fid_resource = &flow_tbl->flow_resources[fid];
+ if (params->critical_resource && fid_resource->resource_em_handle) {
+ BNXT_TF_DBG(DEBUG, "Ignore multiple critical resources\n");
+ /* Ignore the multiple critical resources */
+ params->critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
+ }
+
if (!params->critical_resource) {
/* Not the critical_resource so allocate a resource */
idx = flow_tbl->flow_tbl_stack[flow_tbl->tail_index];
ulp_flow_db_res_params_to_info(fid_resource, params);
}
+ ulp_fc_info = bnxt_ulp_cntxt_ptr2_fc_info_get(ulp_ctxt);
if (params->resource_type == TF_TBL_TYPE_ACT_STATS_64 &&
params->resource_sub_type ==
- BNXT_ULP_RESOURCE_SUB_TYPE_INDEX_TYPE_INT_COUNT) {
+ BNXT_ULP_RESOURCE_SUB_TYPE_INDEX_TABLE_INT_COUNT &&
+ ulp_fc_info && ulp_fc_info->num_counters) {
/* Store the first HW counter ID for this table */
if (!ulp_fc_mgr_start_idx_isset(ulp_ctxt, params->direction))
ulp_fc_mgr_start_idx_set(ulp_ctxt, params->direction,
* flow_type [in] Specify it is regular or default flow
* fid [in] The index to the flow entry
* params [in/out] The contents to be copied into params.
- * Onlythe critical_resource needs to be set by the caller.
+ * Only the critical_resource needs to be set by the caller.
*
* Returns 0 on success and negative on failure.
*/
return -EINVAL;
}
- if (flow_type > BNXT_ULP_FDB_TYPE_DEFAULT) {
+ if (flow_type >= BNXT_ULP_FDB_TYPE_LAST) {
BNXT_TF_DBG(ERR, "Invalid flow type\n");
return -EINVAL;
}
/* check if the flow is active or not */
if (!ulp_flow_db_active_flows_bit_is_set(flow_db, flow_type, fid)) {
- BNXT_TF_DBG(ERR, "flow does not exist\n");
+ BNXT_TF_DBG(ERR, "flow does not exist %x:%x\n", flow_type, fid);
return -EINVAL;
}
*/
if (params->resource_type == TF_TBL_TYPE_ACT_STATS_64 &&
params->resource_sub_type ==
- BNXT_ULP_RESOURCE_SUB_TYPE_INDEX_TYPE_INT_COUNT) {
+ BNXT_ULP_RESOURCE_SUB_TYPE_INDEX_TABLE_INT_COUNT) {
ulp_fc_mgr_cntr_reset(ulp_ctxt, params->direction,
params->resource_hndl);
}
enum bnxt_ulp_fdb_type flow_type,
uint32_t fid)
{
- struct bnxt_ulp_flow_db *flow_db;
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) {
return -EINVAL;
}
- if (flow_type > BNXT_ULP_FDB_TYPE_DEFAULT) {
+ if (flow_type >= BNXT_ULP_FDB_TYPE_LAST) {
BNXT_TF_DBG(ERR, "Invalid flow type\n");
return -EINVAL;
}
/* check if the flow is active or not */
if (!ulp_flow_db_active_flows_bit_is_set(flow_db, flow_type, fid)) {
- BNXT_TF_DBG(ERR, "flow does not exist\n");
+ BNXT_TF_DBG(ERR, "flow does not exist %x:%x\n", flow_type, fid);
return -EINVAL;
}
flow_tbl->head_index--;
BNXT_TF_DBG(ERR, "FlowDB: Head Ptr is zero\n");
return -ENOENT;
}
+
flow_tbl->flow_tbl_stack[flow_tbl->head_index] = fid;
/* Clear the flows bitmap */
}
/*
- * Get the flow database entry details
+ *Get the flow database entry details
*
* ulp_ctxt [in] Ptr to ulp_context
* flow_type [in] - specify default or regular
return -EINVAL;
}
- if (flow_type > BNXT_ULP_FDB_TYPE_DEFAULT) {
+ if (flow_type >= BNXT_ULP_FDB_TYPE_LAST) {
BNXT_TF_DBG(ERR, "Invalid flow type\n");
return -EINVAL;
}
uint64_t *active_flows;
struct bnxt_ulp_flow_tbl *flowtbl = &flow_db->flow_tbl;
- if (flow_type == BNXT_ULP_FDB_TYPE_REGULAR)
+ if (flow_type == BNXT_ULP_FDB_TYPE_REGULAR) {
active_flows = flowtbl->active_reg_flows;
- else
+ } else if (flow_type == BNXT_ULP_FDB_TYPE_DEFAULT) {
active_flows = flowtbl->active_dflt_flows;
+ } else {
+ BNXT_TF_DBG(ERR, "Invalid flow type %x\n", flow_type);
+ return -EINVAL;
+ }
do {
/* increment the flow id to find the next valid flow id */
* the first match.
*/
static int32_t
-ulp_flow_db_resource_hndl_get(struct bnxt_ulp_context *ulp_ctx,
- enum bnxt_ulp_fdb_type flow_type,
- uint32_t flow_id,
- uint32_t resource_func,
- uint32_t res_subtype,
- uint64_t *res_hndl)
+ulp_flow_db_resource_params_get(struct bnxt_ulp_context *ulp_ctx,
+ enum bnxt_ulp_fdb_type flow_type,
+ uint32_t flow_id,
+ uint32_t resource_func,
+ uint32_t res_subtype,
+ struct ulp_flow_db_res_params *params)
{
struct bnxt_ulp_flow_db *flow_db;
struct bnxt_ulp_flow_tbl *flow_tbl;
return -EINVAL;
}
- if (flow_type > BNXT_ULP_FDB_TYPE_DEFAULT) {
+ if (!params) {
+ BNXT_TF_DBG(ERR, "invalid argument\n");
+ return -EINVAL;
+ }
+
+ if (flow_type >= BNXT_ULP_FDB_TYPE_LAST) {
BNXT_TF_DBG(ERR, "Invalid flow type\n");
return -EINVAL;
}
}
/* Iterate the resource to get the resource handle */
res_id = flow_id;
+ memset(params, 0, sizeof(struct ulp_flow_db_res_params));
while (res_id) {
fid_res = &flow_tbl->flow_resources[res_id];
if (ulp_flow_db_resource_func_get(fid_res) == resource_func) {
if (resource_func & ULP_FLOW_DB_RES_FUNC_NEED_LOWER) {
if (res_subtype == fid_res->resource_sub_type) {
- *res_hndl = fid_res->resource_hndl;
+ ulp_flow_db_res_info_to_params(fid_res,
+ params);
return 0;
}
} else if (resource_func ==
- BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE ||
- resource_func ==
- BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE) {
- *res_hndl = fid_res->resource_em_handle;
+ BNXT_ULP_RESOURCE_FUNC_EM_TABLE) {
+ ulp_flow_db_res_info_to_params(fid_res,
+ params);
return 0;
}
}
uint32_t flow_id,
uint16_t *cfa_action)
{
- uint8_t sub_type = BNXT_ULP_RESOURCE_SUB_TYPE_INDEX_TYPE_VFR_CFA_ACTION;
- uint64_t hndl;
+ uint8_t sub_typ = BNXT_ULP_RESOURCE_SUB_TYPE_INDEX_TABLE_VFR_CFA_ACTION;
+ struct ulp_flow_db_res_params params;
int32_t rc;
- rc = ulp_flow_db_resource_hndl_get(ulp_ctx,
- BNXT_ULP_FDB_TYPE_DEFAULT,
- flow_id,
- BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE,
- sub_type, &hndl);
+ rc = ulp_flow_db_resource_params_get(ulp_ctx,
+ BNXT_ULP_FDB_TYPE_DEFAULT,
+ flow_id,
+ BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE,
+ sub_typ, ¶ms);
if (rc) {
- BNXT_TF_DBG(ERR, "CFA Action ptr not found for flow id %u\n",
+ BNXT_TF_DBG(INFO, "CFA Action ptr not found for flow id %u\n",
flow_id);
return -ENOENT;
}
- *cfa_action = hndl;
+ *cfa_action = params.resource_hndl;
return 0;
}
-/*
- * 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)
+/* internal validation function for parent flow tbl */
+static struct ulp_fdb_parent_info *
+ulp_flow_db_pc_db_entry_get(struct bnxt_ulp_context *ulp_ctxt,
+ uint32_t pc_idx)
{
struct bnxt_ulp_flow_db *flow_db;
- struct ulp_fdb_parent_child_db *p_pdb;
- uint32_t idx, free_idx = 0;
flow_db = bnxt_ulp_cntxt_ptr2_flow_db_get(ulp_ctxt);
if (!flow_db) {
BNXT_TF_DBG(ERR, "Invalid Arguments\n");
- return -EINVAL;
+ return NULL;
}
/* check for max flows */
- if (fid >= flow_db->flow_tbl.num_flows || !fid) {
- BNXT_TF_DBG(ERR, "Invalid flow index\n");
- return -EINVAL;
+ if (pc_idx >= BNXT_ULP_MAX_TUN_CACHE_ENTRIES) {
+ BNXT_TF_DBG(ERR, "Invalid tunnel 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;
+ }
+ if (!flow_db->parent_child_db.parent_flow_tbl[pc_idx].valid) {
+ BNXT_TF_DBG(ERR, "Not a valid tunnel index\n");
+ return NULL;
+ }
+
+ return &flow_db->parent_child_db.parent_flow_tbl[pc_idx];
+}
+
+/* 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 tun_idx)
+{
+ 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 (tun_idx >= BNXT_ULP_MAX_TUN_CACHE_ENTRIES) {
+ BNXT_TF_DBG(ERR, "Invalid tunnel 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
+ *
+ * ulp_ctxt [in] Ptr to ulp_context
+ * tun_idx [in] The tunnel index of the flow entry
+ *
+ * returns index on success and negative on failure.
+ */
+static int32_t
+ulp_flow_db_pc_db_idx_alloc(struct bnxt_ulp_context *ulp_ctxt,
+ uint32_t tun_idx)
+{
+ struct bnxt_ulp_flow_db *flow_db;
+ struct ulp_fdb_parent_child_db *p_pdb;
+ uint32_t idx, free_idx = 0;
+
+ /* validate the arguments */
+ flow_db = ulp_flow_db_parent_arg_validation(ulp_ctxt, tun_idx);
+ 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 == fid) {
- BNXT_TF_DBG(ERR, "fid is already allocated\n");
- return -EINVAL;
+ for (idx = 0; idx < p_pdb->entries_count; idx++) {
+ if (p_pdb->parent_flow_tbl[idx].valid &&
+ p_pdb->parent_flow_tbl[idx].tun_idx == tun_idx) {
+ return idx;
}
- if (!p_pdb->parent_flow_tbl[idx].parent_fid && !free_idx)
+ if (!p_pdb->parent_flow_tbl[idx].valid && !free_idx)
free_idx = idx + 1;
}
/* no free slots */
free_idx -= 1;
/* set the Fid in the parent child */
- p_pdb->parent_flow_tbl[free_idx].parent_fid = fid;
+ p_pdb->parent_flow_tbl[free_idx].tun_idx = tun_idx;
+ p_pdb->parent_flow_tbl[free_idx].valid = 1;
return free_idx;
}
/*
* Free the entry in the parent-child database
*
- * ulp_ctxt [in] Ptr to ulp_context
- * fid [in] The flow id to the flow entry
+ * pc_entry [in] Ptr to parent child db entry
*
- * returns 0 on success and negative on failure.
+ * returns none.
*/
-int32_t
-ulp_flow_db_parent_flow_free(struct bnxt_ulp_context *ulp_ctxt,
- uint32_t fid)
+static void
+ulp_flow_db_pc_db_entry_free(struct bnxt_ulp_context *ulp_ctxt,
+ struct ulp_fdb_parent_info *pc_entry)
{
+ struct bnxt_tun_cache_entry *tun_tbl;
struct bnxt_ulp_flow_db *flow_db;
- struct ulp_fdb_parent_child_db *p_pdb;
- uint32_t idx;
+ uint64_t *tmp_bitset;
- 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 max flows */
- if (fid >= flow_db->flow_tbl.num_flows || !fid) {
- BNXT_TF_DBG(ERR, "Invalid flow index\n");
- return -EINVAL;
- }
-
- /* 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 -EINVAL;
- }
+ /* free the tunnel entry */
+ tun_tbl = bnxt_ulp_cntxt_ptr2_tun_tbl_get(ulp_ctxt);
+ if (tun_tbl)
+ ulp_tunnel_offload_entry_clear(tun_tbl, pc_entry->tun_idx);
- 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 == fid) {
- /* free the contents */
- p_pdb->parent_flow_tbl[idx].parent_fid = 0;
- memset(p_pdb->parent_flow_tbl[idx].child_fid_bitset,
- 0, p_pdb->child_bitset_size);
- return 0;
- }
- }
- BNXT_TF_DBG(ERR, "parent entry not found = %x\n", fid);
- return -EINVAL;
+ /* free the child bitset*/
+ flow_db = bnxt_ulp_cntxt_ptr2_flow_db_get(ulp_ctxt);
+ if (flow_db)
+ memset(pc_entry->child_fid_bitset, 0,
+ flow_db->parent_child_db.child_bitset_size);
+
+ /* free the contents */
+ tmp_bitset = pc_entry->child_fid_bitset;
+ memset(pc_entry, 0, sizeof(struct ulp_fdb_parent_info));
+ pc_entry->child_fid_bitset = tmp_bitset;
}
/*
- * Set or reset the child flow in the parent-child database
+ * Set or reset the parent flow in the parent-child database
*
* ulp_ctxt [in] Ptr to ulp_context
+ * pc_idx [in] The index to parent child db
* 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,
+ulp_flow_db_pc_db_parent_flow_set(struct bnxt_ulp_context *ulp_ctxt,
+ uint32_t pc_idx,
uint32_t parent_fid,
- uint32_t child_fid,
uint32_t set_flag)
{
+ struct ulp_fdb_parent_info *pc_entry;
struct bnxt_ulp_flow_db *flow_db;
- struct ulp_fdb_parent_child_db *p_pdb;
- uint32_t idx, a_idx;
- uint64_t *t;
flow_db = bnxt_ulp_cntxt_ptr2_flow_db_get(ulp_ctxt);
if (!flow_db) {
- BNXT_TF_DBG(ERR, "Invalid Arguments\n");
+ BNXT_TF_DBG(ERR, "parent child db validation failed\n");
return -EINVAL;
}
return -EINVAL;
}
- /* check for fid validity */
- if (child_fid >= flow_db->flow_tbl.num_flows || !child_fid) {
- BNXT_TF_DBG(ERR, "Invalid child flow index %x\n", child_fid);
+ /* validate the arguments and parent child entry */
+ pc_entry = ulp_flow_db_pc_db_entry_get(ulp_ctxt, pc_idx);
+ if (!pc_entry) {
+ BNXT_TF_DBG(ERR, "failed to get the parent child entry\n");
return -EINVAL;
}
- /* 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 -EINVAL;
- }
+ if (set_flag) {
+ pc_entry->parent_fid = parent_fid;
+ } else {
+ if (pc_entry->parent_fid != parent_fid)
+ BNXT_TF_DBG(ERR, "Panic: invalid parent id\n");
+ pc_entry->parent_fid = 0;
- p_pdb = &flow_db->parent_child_db;
- a_idx = child_fid / ULP_INDEX_BITMAP_SIZE;
- for (idx = 0; idx <= p_pdb->entries_count; idx++) {
- if (p_pdb->parent_flow_tbl[idx].parent_fid == parent_fid) {
- t = p_pdb->parent_flow_tbl[idx].child_fid_bitset;
- if (set_flag)
- ULP_INDEX_BITMAP_SET(t[a_idx], child_fid);
- else
- ULP_INDEX_BITMAP_RESET(t[a_idx], child_fid);
- return 0;
- }
+ /* Free the parent child db entry if no user present */
+ if (!pc_entry->f2_cnt)
+ ulp_flow_db_pc_db_entry_free(ulp_ctxt, pc_entry);
}
- BNXT_TF_DBG(ERR, "Unable to set the parent-child flow %x:%x\n",
- parent_fid, child_fid);
- return -1;
+ return 0;
}
/*
- * Get the parent index from the parent-child database
+ * 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
- * parent_idx [out] The parent index of parent flow entry
+ * pc_idx [in] The index to parent child db
+ * 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_flow_idx_get(struct bnxt_ulp_context *ulp_ctxt,
- uint32_t parent_fid,
- uint32_t *parent_idx)
+ulp_flow_db_pc_db_child_flow_set(struct bnxt_ulp_context *ulp_ctxt,
+ uint32_t pc_idx,
+ uint32_t child_fid,
+ uint32_t set_flag)
{
+ struct ulp_fdb_parent_info *pc_entry;
struct bnxt_ulp_flow_db *flow_db;
- struct ulp_fdb_parent_child_db *p_pdb;
- uint32_t idx;
+ uint32_t a_idx;
+ uint64_t *t;
flow_db = bnxt_ulp_cntxt_ptr2_flow_db_get(ulp_ctxt);
if (!flow_db) {
- BNXT_TF_DBG(ERR, "Invalid Arguments\n");
+ BNXT_TF_DBG(ERR, "parent child db validation failed\n");
return -EINVAL;
}
/* check for fid validity */
- if (parent_fid >= flow_db->flow_tbl.num_flows || !parent_fid) {
- BNXT_TF_DBG(ERR, "Invalid parent flow index %x\n", parent_fid);
+ if (child_fid >= flow_db->flow_tbl.num_flows || !child_fid) {
+ BNXT_TF_DBG(ERR, "Invalid child flow index %x\n", child_fid);
return -EINVAL;
}
- /* 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");
+ /* validate the arguments and parent child entry */
+ pc_entry = ulp_flow_db_pc_db_entry_get(ulp_ctxt, pc_idx);
+ if (!pc_entry) {
+ BNXT_TF_DBG(ERR, "failed to get the parent child entry\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) {
- *parent_idx = idx;
- return 0;
- }
+ a_idx = child_fid / ULP_INDEX_BITMAP_SIZE;
+ t = pc_entry->child_fid_bitset;
+ if (set_flag) {
+ ULP_INDEX_BITMAP_SET(t[a_idx], child_fid);
+ pc_entry->f2_cnt++;
+ } else {
+ ULP_INDEX_BITMAP_RESET(t[a_idx], child_fid);
+ if (pc_entry->f2_cnt)
+ pc_entry->f2_cnt--;
+ if (!pc_entry->f2_cnt && !pc_entry->parent_fid)
+ ulp_flow_db_pc_db_entry_free(ulp_ctxt, pc_entry);
}
- BNXT_TF_DBG(ERR, "Unable to get the parent flow %x\n", parent_fid);
- return -1;
+ return 0;
}
/*
return 0;
}
+/*
+ * Set the counter accumulation in the parent flow
+ *
+ * ulp_ctxt [in] Ptr to ulp_context
+ * pc_idx [in] The parent child index of the parent flow entry
+ *
+ * returns index on success and negative on failure.
+ */
+static int32_t
+ulp_flow_db_parent_flow_count_accum_set(struct bnxt_ulp_context *ulp_ctxt,
+ uint32_t pc_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 (pc_idx >= p_pdb->entries_count ||
+ !p_pdb->parent_flow_tbl[pc_idx].parent_fid) {
+ BNXT_TF_DBG(ERR, "Invalid parent child index %x\n", pc_idx);
+ return -EINVAL;
+ }
+
+ p_pdb->parent_flow_tbl[pc_idx].counter_acc = 1;
+ return 0;
+}
+
/*
* Orphan the child flow entry
* This is called only for child flows that have
return -EINVAL;
}
- if (flow_type > BNXT_ULP_FDB_TYPE_DEFAULT) {
+ if (flow_type >= BNXT_ULP_FDB_TYPE_LAST) {
BNXT_TF_DBG(ERR, "Invalid flow type\n");
return -EINVAL;
}
ulp_flow_db_parent_flow_create(struct bnxt_ulp_mapper_parms *parms)
{
struct ulp_flow_db_res_params fid_parms;
- int32_t fid_idx;
+ uint32_t sub_typ = BNXT_ULP_RESOURCE_SUB_TYPE_INDEX_TABLE_INT_COUNT;
+ struct ulp_flow_db_res_params res_params;
+ int32_t pc_idx;
+
+ /* create or get the parent child database */
+ pc_idx = ulp_flow_db_pc_db_idx_alloc(parms->ulp_ctx, parms->tun_idx);
+ if (pc_idx < 0) {
+ BNXT_TF_DBG(ERR, "Error in getting parent child db %x\n",
+ parms->tun_idx);
+ return -EINVAL;
+ }
- /* create the child flow entry in parent flow table */
- fid_idx = ulp_flow_db_parent_flow_alloc(parms->ulp_ctx, parms->fid);
- if (fid_idx < 0) {
- BNXT_TF_DBG(ERR, "Error in creating parent flow fid %x\n",
- parms->fid);
- return -1;
+ /* Update the parent fid */
+ if (ulp_flow_db_pc_db_parent_flow_set(parms->ulp_ctx, pc_idx,
+ parms->fid, 1)) {
+ BNXT_TF_DBG(ERR, "Error in setting parent fid %x\n",
+ parms->tun_idx);
+ return -EINVAL;
}
/* Add the parent details in the resource list of the flow */
memset(&fid_parms, 0, sizeof(fid_parms));
fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_PARENT_FLOW;
- fid_parms.resource_hndl = fid_idx;
+ fid_parms.resource_hndl = pc_idx;
fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
if (ulp_flow_db_resource_add(parms->ulp_ctx, BNXT_ULP_FDB_TYPE_REGULAR,
parms->fid, &fid_parms)) {
parms->fid);
return -1;
}
+
+ /* check of the flow has internal counter accumulation enabled */
+ if (!ulp_flow_db_resource_params_get(parms->ulp_ctx,
+ BNXT_ULP_FDB_TYPE_REGULAR,
+ parms->fid,
+ BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE,
+ sub_typ,
+ &res_params)) {
+ /* Enable the counter accumulation in parent entry */
+ if (ulp_flow_db_parent_flow_count_accum_set(parms->ulp_ctx,
+ pc_idx)) {
+ BNXT_TF_DBG(ERR, "Error in setting counter acc %x\n",
+ parms->fid);
+ return -1;
+ }
+ }
+
return 0;
}
ulp_flow_db_child_flow_create(struct bnxt_ulp_mapper_parms *parms)
{
struct ulp_flow_db_res_params fid_parms;
- int32_t rc;
+ uint32_t sub_type = BNXT_ULP_RESOURCE_SUB_TYPE_INDEX_TABLE_INT_COUNT;
+ enum bnxt_ulp_resource_func res_fun;
+ struct ulp_flow_db_res_params res_p;
+ int32_t rc, pc_idx;
+
+ /* create or get the parent child database */
+ pc_idx = ulp_flow_db_pc_db_idx_alloc(parms->ulp_ctx, parms->tun_idx);
+ if (pc_idx < 0) {
+ BNXT_TF_DBG(ERR, "Error in getting parent child db %x\n",
+ parms->tun_idx);
+ return -1;
+ }
/* create the parent flow entry in parent flow table */
- rc = ulp_flow_db_parent_child_flow_set(parms->ulp_ctx,
- parms->parent_fid,
- parms->fid, 1);
+ rc = ulp_flow_db_pc_db_child_flow_set(parms->ulp_ctx, pc_idx,
+ parms->fid, 1);
if (rc) {
BNXT_TF_DBG(ERR, "Error in setting child fid %x\n", parms->fid);
- return -1;
+ return rc;
}
/* Add the parent details in the resource list of the flow */
memset(&fid_parms, 0, sizeof(fid_parms));
fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_CHILD_FLOW;
- fid_parms.resource_hndl = parms->parent_fid;
+ fid_parms.resource_hndl = pc_idx;
fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
- if (ulp_flow_db_resource_add(parms->ulp_ctx, BNXT_ULP_FDB_TYPE_REGULAR,
- parms->fid, &fid_parms)) {
+ rc = ulp_flow_db_resource_add(parms->ulp_ctx,
+ BNXT_ULP_FDB_TYPE_REGULAR,
+ parms->fid, &fid_parms);
+ if (rc) {
BNXT_TF_DBG(ERR, "Error in adding flow res for fid %x\n",
parms->fid);
- return -1;
+ return rc;
+ }
+
+ /* check if internal count action included for this flow.*/
+ res_fun = BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE;
+ rc = ulp_flow_db_resource_params_get(parms->ulp_ctx,
+ BNXT_ULP_FDB_TYPE_REGULAR,
+ parms->fid,
+ res_fun,
+ sub_type,
+ &res_p);
+ if (!rc) {
+ /* update the counter manager to include parent fid */
+ if (ulp_fc_mgr_cntr_parent_flow_set(parms->ulp_ctx,
+ res_p.direction,
+ res_p.resource_hndl,
+ pc_idx)) {
+ BNXT_TF_DBG(ERR, "Error in setting child %x\n",
+ parms->fid);
+ return -1;
+ }
+ }
+
+ /* return success */
+ return 0;
+}
+
+/*
+ * Update the parent counters
+ *
+ * ulp_ctxt [in] Ptr to ulp_context
+ * pc_idx [in] The parent flow entry idx
+ * 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 pc_idx,
+ uint64_t packet_count,
+ uint64_t byte_count)
+{
+ struct ulp_fdb_parent_info *pc_entry;
+
+ /* validate the arguments and get parent child entry */
+ pc_entry = ulp_flow_db_pc_db_entry_get(ulp_ctxt, pc_idx);
+ if (!pc_entry) {
+ BNXT_TF_DBG(ERR, "failed to get the parent child entry\n");
+ return -EINVAL;
+ }
+
+ if (pc_entry->counter_acc) {
+ pc_entry->pkt_count += packet_count;
+ pc_entry->byte_count += byte_count;
+ }
+ return 0;
+}
+
+/*
+ * Get the parent accumulation counters
+ *
+ * ulp_ctxt [in] Ptr to ulp_context
+ * pc_idx [in] The parent flow entry idx
+ * 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 pc_idx, uint64_t *packet_count,
+ uint64_t *byte_count, uint8_t count_reset)
+{
+ struct ulp_fdb_parent_info *pc_entry;
+
+ /* validate the arguments and get parent child entry */
+ pc_entry = ulp_flow_db_pc_db_entry_get(ulp_ctxt, pc_idx);
+ if (!pc_entry) {
+ BNXT_TF_DBG(ERR, "failed to get the parent child entry\n");
+ return -EINVAL;
+ }
+
+ if (pc_entry->counter_acc) {
+ *packet_count = pc_entry->pkt_count;
+ *byte_count = pc_entry->byte_count;
+ if (count_reset) {
+ pc_entry->pkt_count = 0;
+ pc_entry->byte_count = 0;
+ }
}
return 0;
}
+
+/*
+ * 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)
+{
+ struct bnxt_ulp_flow_db *flow_db;
+ struct ulp_fdb_parent_child_db *p_pdb;
+ uint32_t idx;
+
+ /* validate the arguments */
+ flow_db = bnxt_ulp_cntxt_ptr2_flow_db_get(ulp_ctxt);
+ if (!flow_db) {
+ BNXT_TF_DBG(ERR, "parent child db validation failed\n");
+ return;
+ }
+
+ p_pdb = &flow_db->parent_child_db;
+ for (idx = 0; idx < p_pdb->entries_count; idx++) {
+ if (p_pdb->parent_flow_tbl[idx].valid &&
+ p_pdb->parent_flow_tbl[idx].counter_acc) {
+ p_pdb->parent_flow_tbl[idx].pkt_count = 0;
+ p_pdb->parent_flow_tbl[idx].byte_count = 0;
+ }
+ }
+}
+
+/*
+ * 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)
+{
+ if (res && (shared & BNXT_ULP_SHARED_SESSION_YES))
+ res->fdb_flags |= ULP_FDB_FLAG_SHARED_SESSION;
+}