Shad Ansari | 2f7f9be | 2017-06-07 13:34:53 -0700 | [diff] [blame^] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * <:copyright-BRCM:2016:DUAL/GPL:standard |
| 4 | * |
| 5 | * Copyright (c) 2016 Broadcom |
| 6 | * All Rights Reserved |
| 7 | * |
| 8 | * Unless you and Broadcom execute a separate written software license |
| 9 | * agreement governing use of this software, this software is licensed |
| 10 | * to you under the terms of the GNU General Public License version 2 |
| 11 | * (the "GPL"), available at http://www.broadcom.com/licenses/GPLv2.php, |
| 12 | * with the following added to such license: |
| 13 | * |
| 14 | * As a special exception, the copyright holders of this software give |
| 15 | * you permission to link this software with independent modules, and |
| 16 | * to copy and distribute the resulting executable under terms of your |
| 17 | * choice, provided that you also meet, for each linked independent |
| 18 | * module, the terms and conditions of the license of that module. |
| 19 | * An independent module is a module which is not derived from this |
| 20 | * software. The special exception does not apply to any modifications |
| 21 | * of the software. |
| 22 | * |
| 23 | * Not withstanding the above, under no circumstances may you combine |
| 24 | * this software in any way with any other Broadcom software provided |
| 25 | * under a license other than the GPL, without Broadcom's express prior |
| 26 | * written consent. |
| 27 | * |
| 28 | * :> |
| 29 | * |
| 30 | *****************************************************************************/ |
| 31 | |
| 32 | /** |
| 33 | * @file bal_dpp_flow.c |
| 34 | * @brief BAL Switch util functions that handle flow requests |
| 35 | * @addtogroup sw_util |
| 36 | */ |
| 37 | |
| 38 | /*@{*/ |
| 39 | #include <bal_common.h> |
| 40 | #include <bcm_dev_log.h> |
| 41 | #include <bal_msg.h> |
| 42 | #include <bal_utils_msg.h> |
| 43 | #include "bal_switch_flow.h" |
| 44 | #include "flow_fsm.h" |
| 45 | #include "bcmos_errno.h" |
| 46 | #include "bal_switch_util.h" |
| 47 | #include "bal_dpp_qos_map.h" |
| 48 | |
| 49 | #ifndef TEST_SW_UTIL_LOOPBACK |
| 50 | #define _SHR_PBMP_WIDTH 567 |
| 51 | /* match the WIDTH size of bcm_field_group_config_t in bcm/field.h with ARAD */ |
| 52 | /* we build swich_util without #define created by the sdk make/Make.local */ |
| 53 | #include <bcm/types.h> |
| 54 | #include <sal/core/libc.h> |
| 55 | #ifndef sal_memset |
| 56 | #define sal_memset memset |
| 57 | #endif |
| 58 | #include <bcm/port.h> |
| 59 | #include <bcm/vlan.h> |
| 60 | #include <bcm/field.h> |
| 61 | #include <bcm/error.h> |
| 62 | #include <bcm/vswitch.h> |
| 63 | #include <bcm/qos.h> |
| 64 | #include <bcm/l2.h> |
| 65 | |
| 66 | #include "bal_switch_acc_term.h" |
| 67 | #include "bal_dpp_flow.h" |
| 68 | #include "bal_dpp_qos.h" |
| 69 | #include "bal_dpp_vswitch.h" |
| 70 | #include "bal_dpp_group.h" |
| 71 | |
| 72 | /** Local routines declarations */ |
| 73 | static bcmos_errno bal_sw_util_reverse_flow_create(bcmbal_flow_cfg *p_flow, bcmbal_flow_cfg *p_flow_rev); |
| 74 | static bcmos_bool bal_sw_util_is_symmetry_flows(bcmbal_flow_cfg *p_flow, bcmbal_flow_cfg *p_ref_flow); |
| 75 | |
| 76 | /* perform initialization before any dpp flow function calls */ |
| 77 | void bal_sw_util_dpp_flow_init(void) |
| 78 | { |
| 79 | /* nothing to do here yet, place holder */ |
| 80 | return; |
| 81 | } |
| 82 | |
| 83 | /** |
| 84 | * @brief The create trap gport function create a trap port that allow TRAP action to |
| 85 | * associate with and perform packet trapping to the CPU port. |
| 86 | * |
| 87 | * @param unit the switch unit this trap port to be created |
| 88 | * @param p_trap_gport a pointer that the created gport will be return |
| 89 | * @param p_trap_code a pointer that the created trap code will be return |
| 90 | * @return bcm error code |
| 91 | */ |
| 92 | static int bal_sw_util_create_trap_gport(int unit, bcm_gport_t *p_trap_gport, uint32_t *p_trap_code) |
| 93 | { |
| 94 | int ret, trap_id; |
| 95 | bcm_rx_trap_config_t trap_config; |
| 96 | |
| 97 | ret = bcm_rx_trap_type_create(unit, 0, bcmRxTrapUserDefine, &trap_id); |
| 98 | if(ret != BCM_E_NONE) |
| 99 | { |
| 100 | BCM_LOG(ERROR, log_id_sw_util, "create trap type return %d\n", ret); |
| 101 | return ret; |
| 102 | } |
| 103 | |
| 104 | bcm_rx_trap_config_t_init(&trap_config); |
| 105 | trap_config.flags = (BCM_RX_TRAP_UPDATE_DEST | BCM_RX_TRAP_TRAP | BCM_RX_TRAP_REPLACE); |
| 106 | trap_config.trap_strength = 0; |
| 107 | trap_config.dest_port = BCM_GPORT_LOCAL_CPU; |
| 108 | ret = bcm_rx_trap_set(unit, trap_id, &trap_config); |
| 109 | if(ret != BCM_E_NONE) |
| 110 | { |
| 111 | BCM_LOG(ERROR, log_id_sw_util, "set rx trap return %d\n", ret); |
| 112 | return ret; |
| 113 | } |
| 114 | BCM_GPORT_TRAP_SET(*p_trap_gport, trap_id, 7 /* trap_strength */, 0); |
| 115 | *p_trap_code = trap_id; |
| 116 | return ret; |
| 117 | } |
| 118 | /* disable the field group (FG) source ip support to restrict the FG size */ |
| 119 | #define BAL_ACL_FG_SRC_IP_ENABLE 0 |
| 120 | /* create a default field group that used by all default ACL. |
| 121 | When a FLOW is created,a LIF is created to direct the packets to a VSwitch. |
| 122 | The LIF can only match packet with ingress port and VID. |
| 123 | If a FLOW needs to be classified with more attributes, an ACL is created to override the LIF. |
| 124 | A default ACL has the same packet classification as the LIF but has lower priority than the overlapped ACL. |
| 125 | The default ACL dropped packets that match the LIF but do not match the ACL. This enforce the FLOW |
| 126 | to only forward packets with exact match */ |
| 127 | static bcm_field_group_t dpp_dft_group_id = 1; |
| 128 | /* create a field group that used by all ACL */ |
| 129 | static bcm_field_group_t dpp_group_id = 0; |
| 130 | /** |
| 131 | * @brief Create a field group in the switch ICAP, |
| 132 | * The field group allow flow classifier to create ACL rules |
| 133 | * |
| 134 | * @param unit the switch unit this rule is to be added |
| 135 | * @param p_group_id a pointer to a variable that return the created group id |
| 136 | * @return error code |
| 137 | */ |
| 138 | static bcmos_errno bal_sw_util_dpp_fg_create(int unit, bcm_field_group_t *p_group_id) |
| 139 | { |
| 140 | bcm_field_group_status_t fg_status; |
| 141 | bcm_field_group_config_t grp; |
| 142 | int32_t ret = 0; |
| 143 | |
| 144 | /* VCAP - bcmFieldQualifyStageLookup, ICAP - bcmFieldQualifyStageIngress, ECAP - bcmFieldQualifyStageEgress */ |
| 145 | /* The DPP resources allow only limit number of qset - indexed by dpp_group_id, create qset when necessary */ |
| 146 | /* create one if not exist */ |
| 147 | if (BCM_E_NOT_FOUND == bcm_field_group_status_get(unit, *p_group_id, &fg_status)) |
| 148 | { |
| 149 | bcm_field_group_config_t_init(&grp); |
| 150 | |
| 151 | BCM_FIELD_QSET_INIT(grp.qset); |
| 152 | /* TCAM entry limit to 80 bits per slice, but up to 4 slices for a group |
| 153 | use ModeAuto to automatically adjust it */ |
| 154 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyInPort); /* 32 bits */ |
| 155 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyDstMac); /* 48 bits */ |
| 156 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifySrcMac); /* 48 bits */ |
| 157 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyDstIp); /* 32 bits */ |
| 158 | #if (BAL_ACL_FG_SRC_IP_ENABLE == 1) |
| 159 | /* save source IP space for other classifier, try to keep total size under 4 slices */ |
| 160 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifySrcIp); /* 32 bits */ |
| 161 | #endif |
| 162 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyEtherType); /* 16 bits */ |
| 163 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyIpProtocol); /* 8 bits */ |
| 164 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyL4DstPort); /* 16 bits */ |
| 165 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyL4SrcPort); /* 16 bits */ |
| 166 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyOuterVlanId); /* 16 bits */ |
| 167 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyOuterVlanPri); /* 8 bits */ |
| 168 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyInnerVlanId); /* 16 bits */ |
| 169 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyInnerVlanPri); /* 8 bits */ |
| 170 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyInVPort); /* 32 bits */ |
| 171 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyPacketRes); |
| 172 | |
| 173 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyStageIngress); |
| 174 | |
| 175 | BCM_FIELD_ASET_INIT(grp.aset); |
| 176 | BCM_FIELD_ASET_ADD(grp.aset, bcmFieldActionTrap); |
| 177 | BCM_FIELD_ASET_ADD(grp.aset, bcmFieldActionDrop); |
| 178 | BCM_FIELD_ASET_ADD(grp.aset, bcmFieldActionRedirect); |
| 179 | BCM_FIELD_ASET_ADD(grp.aset, bcmFieldActionVportNew); |
| 180 | |
| 181 | grp.priority = 12; /* the higher the number the higher the priority */ |
| 182 | grp.flags = (BCM_FIELD_GROUP_CREATE_WITH_MODE | BCM_FIELD_GROUP_CREATE_WITH_ASET); |
| 183 | grp.mode = bcmFieldGroupModeAuto; |
| 184 | |
| 185 | ret = bcm_field_group_config_create(unit, &grp); |
| 186 | |
| 187 | if (ret != BCM_E_NONE) |
| 188 | { |
| 189 | BCM_LOG(ERROR, log_id_sw_util, |
| 190 | " flow fail to create field - %d\n", ret ); |
| 191 | return BCM_ERR_INTERNAL; |
| 192 | } |
| 193 | |
| 194 | *p_group_id = grp.group; |
| 195 | BCM_LOG(INFO, log_id_sw_util, "Field Group %d created\n", *p_group_id); |
| 196 | return BCM_ERR_OK; |
| 197 | } |
| 198 | return BCM_ERR_ALREADY; |
| 199 | } |
| 200 | |
| 201 | /** |
| 202 | * @brief Create a default field group in the switch ICAP, |
| 203 | * This field group allow flow classifier to create default ACL rules |
| 204 | * |
| 205 | * @param unit the switch unit this rule is to be added |
| 206 | * @param p_group_id a pointer to a variable that return the created group id |
| 207 | * @return error code |
| 208 | */ |
| 209 | static bcmos_errno bal_sw_util_dpp_dft_fg_create(int unit, bcm_field_group_t *p_group_id) |
| 210 | { |
| 211 | bcm_field_group_status_t fg_status; |
| 212 | bcm_field_group_config_t grp; |
| 213 | int32_t ret = 0; |
| 214 | |
| 215 | /* VCAP - bcmFieldQualifyStageLookup, ICAP - bcmFieldQualifyStageIngress, ECAP - bcmFieldQualifyStageEgress */ |
| 216 | /* The DPP resources allow only limit number of qset - indexed by dpp_group_id, create qset when necessary */ |
| 217 | /* create one if not exist */ |
| 218 | if (BCM_E_NOT_FOUND == bcm_field_group_status_get(unit, *p_group_id, &fg_status)) |
| 219 | { |
| 220 | bcm_field_group_config_t_init(&grp); |
| 221 | |
| 222 | BCM_FIELD_QSET_INIT(grp.qset); |
| 223 | /* TCAM entry limit to 80 bits per slice, but up to 4 slices for a group |
| 224 | use ModeAuto to automatically adjust it */ |
| 225 | |
| 226 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyInVPort); /* 32 bits */ |
| 227 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyPacketRes); |
| 228 | |
| 229 | BCM_FIELD_QSET_ADD(grp.qset, bcmFieldQualifyStageIngress); |
| 230 | |
| 231 | BCM_FIELD_ASET_INIT(grp.aset); |
| 232 | BCM_FIELD_ASET_ADD(grp.aset, bcmFieldActionDrop); |
| 233 | |
| 234 | grp.priority = 10; /* the higher the number the higher the priority */ |
| 235 | grp.flags = (BCM_FIELD_GROUP_CREATE_WITH_MODE | BCM_FIELD_GROUP_CREATE_WITH_ASET); |
| 236 | grp.mode = bcmFieldGroupModeAuto; |
| 237 | |
| 238 | ret = bcm_field_group_config_create(unit, &grp); |
| 239 | |
| 240 | if (ret != BCM_E_NONE) |
| 241 | { |
| 242 | BCM_LOG(ERROR, log_id_sw_util, |
| 243 | " flow fail to create default field - %d\n", ret ); |
| 244 | return BCM_ERR_INTERNAL; |
| 245 | } |
| 246 | |
| 247 | *p_group_id = grp.group; |
| 248 | BCM_LOG(INFO, log_id_sw_util, "Default Field Group %d created\n", *p_group_id); |
| 249 | return BCM_ERR_OK; |
| 250 | } |
| 251 | return BCM_ERR_ALREADY; |
| 252 | } |
| 253 | |
| 254 | /** |
| 255 | * @brief The acl add function add an Access Control Rule in the switch VCAP/ICAP/ECAP |
| 256 | * to perform action based on flow classifier |
| 257 | * |
| 258 | * @param unit the switch unit this rule is to be added |
| 259 | * @param p_flow a pointer to the flow definition the created rule will be based on |
| 260 | * @param p_flow_elm a pointer to the switch internal flow list |
| 261 | * @param in_gport ingress virtual port (LIF) this acl applied |
| 262 | * @param out_gport egress virtual port (LIF) this acl applied |
| 263 | * @return error code |
| 264 | */ |
| 265 | static bcmos_errno bal_sw_util_dpp_acl_add(int unit, bcmbal_flow_cfg *p_flow, bal_sw_flow *p_flow_elm, uint32_t in_gport, uint32_t out_gport) |
| 266 | { |
| 267 | int32_t ret = 0; |
| 268 | uint16_t udp_port, flow_pri; |
| 269 | bcm_field_entry_t eid; |
| 270 | bcm_gport_t trap_gport; |
| 271 | bcm_mac_t dst_mac, src_mac; |
| 272 | bcm_mac_t mac_mask = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; |
| 273 | uint32_t trap_code = 0; |
| 274 | bcmos_errno err; |
| 275 | |
| 276 | BCM_LOG(INFO, log_id_sw_util, |
| 277 | " Add an ACL to a flow w type = %d\n", p_flow->key.flow_type); |
| 278 | |
| 279 | if(p_flow_elm->num_eid >= MAX_FIELD_EID) |
| 280 | { |
| 281 | BCM_LOG(ERROR, log_id_sw_util, "Too many ACL rules in flow id %d\n", p_flow_elm->id); |
| 282 | return BCM_ERR_NORES; |
| 283 | } |
| 284 | |
| 285 | err = bal_sw_util_dpp_fg_create(unit, &dpp_group_id); |
| 286 | |
| 287 | if (BCM_ERR_ALREADY != err && BCM_ERR_OK != err) |
| 288 | { |
| 289 | BCM_LOG(ERROR, log_id_sw_util, "Field Group %d create failed\n", dpp_group_id); |
| 290 | return err; |
| 291 | } |
| 292 | |
| 293 | /* fill in the match fields */ |
| 294 | do |
| 295 | { |
| 296 | ret = bcm_field_entry_create(unit, dpp_group_id, &eid); |
| 297 | if (ret) |
| 298 | { |
| 299 | BCM_LOG(ERROR, log_id_sw_util, "field_entry_create failed - %d\n", ret); |
| 300 | break; |
| 301 | } |
| 302 | /* if upstream, match ingress port */ |
| 303 | if(p_flow->key.flow_type == BCMBAL_FLOW_TYPE_UPSTREAM && BCMBAL_CFG_PROP_IS_SET(p_flow, flow, access_int_id)) |
| 304 | { |
| 305 | ret = bcm_field_qualify_InPort(unit, eid, bal_bcm_pon_inf_pbm_get(p_flow->data.access_int_id), 0xffffffff); |
| 306 | if (BCM_E_NONE != ret) |
| 307 | { |
| 308 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_InPort failed - %d\n", ret); |
| 309 | break; |
| 310 | } |
| 311 | else |
| 312 | { |
| 313 | BCM_LOG(INFO, log_id_sw_util, "Add InPort %d to qualifier\n", bal_bcm_pon_inf_pbm_get(p_flow->data.access_int_id)); |
| 314 | } |
| 315 | |
| 316 | } |
| 317 | /* if downstream, match ingress nni port */ |
| 318 | if(p_flow->key.flow_type == BCMBAL_FLOW_TYPE_DOWNSTREAM && BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, network_int_id)) |
| 319 | { |
| 320 | ret = bcm_field_qualify_InPort(unit, eid, bal_bcm_net_inf_pbm_get(p_flow->data.network_int_id), 0xffffffff); |
| 321 | if (BCM_E_NONE != ret) |
| 322 | { |
| 323 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_InPort failed - %d\n", ret); |
| 324 | break; |
| 325 | } |
| 326 | else |
| 327 | { |
| 328 | BCM_LOG(INFO, log_id_sw_util, "Add network port %d to qualifier\n", bal_bcm_net_inf_pbm_get(p_flow->data.network_int_id)); |
| 329 | } |
| 330 | } |
| 331 | /* match ether type */ |
| 332 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, ether_type)) |
| 333 | { |
| 334 | ret = bcm_field_qualify_EtherType(unit, eid, p_flow->data.classifier.ether_type, 0xffff); |
| 335 | if (ret) |
| 336 | { |
| 337 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_EtherType failed - %d\n", ret); |
| 338 | break; |
| 339 | } |
| 340 | else |
| 341 | { |
| 342 | BCM_LOG(INFO, log_id_sw_util, "Add ether type 0x%x to qualifier\n", p_flow->data.classifier.ether_type ); |
| 343 | } |
| 344 | } |
| 345 | /* add IP protocol to match rule */ |
| 346 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, ip_proto)) |
| 347 | { |
| 348 | ret = bcm_field_qualify_IpProtocol(unit, eid, p_flow->data.classifier.ip_proto, 0xff); |
| 349 | if (ret) |
| 350 | { |
| 351 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_IpProtocol failed - %d\n", ret); |
| 352 | break; |
| 353 | } |
| 354 | else |
| 355 | { |
| 356 | BCM_LOG(INFO, log_id_sw_util, "Add ip protocol 0x%x to qualifier\n", p_flow->data.classifier.ip_proto ); |
| 357 | } |
| 358 | } |
| 359 | /* add L3 source port to match rule - Don't be confused by the API name */ |
| 360 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, src_port)) |
| 361 | { |
| 362 | udp_port = p_flow->data.classifier.src_port; |
| 363 | ret = bcm_field_qualify_L4SrcPort(unit, eid, udp_port, 0xffff); |
| 364 | if (ret) |
| 365 | { |
| 366 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_L4SrcPort failed - %d\n", ret); |
| 367 | break; |
| 368 | } |
| 369 | else |
| 370 | { |
| 371 | BCM_LOG(INFO, log_id_sw_util, "Add src port %d to qualifier\n", udp_port ); |
| 372 | } |
| 373 | } |
| 374 | /* add L3 destination port to match rule */ |
| 375 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, dst_port)) |
| 376 | { |
| 377 | udp_port = p_flow->data.classifier.dst_port; |
| 378 | ret = bcm_field_qualify_L4DstPort(unit, eid, udp_port, 0xffff); |
| 379 | if (ret) |
| 380 | { |
| 381 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_L4DstPort failed - %d\n", ret); |
| 382 | break; |
| 383 | } |
| 384 | else |
| 385 | { |
| 386 | BCM_LOG(INFO, log_id_sw_util, "Add dst port %d to qualifier\n", udp_port ); |
| 387 | } |
| 388 | } |
| 389 | /* add Outer vid to match rule */ |
| 390 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, o_vid)) |
| 391 | { |
| 392 | ret = bcm_field_qualify_OuterVlanId(unit, eid, p_flow->data.classifier.o_vid, 0x0fff); |
| 393 | if (ret) |
| 394 | { |
| 395 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_OuterVlanId failed - %d\n", ret); |
| 396 | break; |
| 397 | } |
| 398 | else |
| 399 | { |
| 400 | BCM_LOG(INFO, log_id_sw_util, "Add outer vid 0x%x to qualifier\n", p_flow->data.classifier.o_vid ); |
| 401 | } |
| 402 | } |
| 403 | /* add Inner vid to match rule */ |
| 404 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, i_vid)) |
| 405 | { |
| 406 | ret = bcm_field_qualify_InnerVlanId(unit, eid, p_flow->data.classifier.i_vid, 0x0fff); |
| 407 | if (ret) |
| 408 | { |
| 409 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_InnerVlanId failed - %d\n", ret); |
| 410 | break; |
| 411 | } |
| 412 | else |
| 413 | { |
| 414 | BCM_LOG(INFO, log_id_sw_util, "Add Inner vid 0x%x to qualifier\n", p_flow->data.classifier.i_vid ); |
| 415 | } |
| 416 | } |
| 417 | /* add Outer priority to match rule - only accept 3 bits */ |
| 418 | /* use ACL for downstream, upstream pbit classification will be done through PON LIF */ |
| 419 | if(p_flow->key.flow_type == BCMBAL_FLOW_TYPE_DOWNSTREAM && |
| 420 | BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, o_pbits)) |
| 421 | { |
| 422 | ret = bcm_field_qualify_OuterVlanPri(unit, eid, p_flow->data.classifier.o_pbits, 0x7); |
| 423 | if (ret) |
| 424 | { |
| 425 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_OuterVlanPri failed - %d\n", ret); |
| 426 | break; |
| 427 | } |
| 428 | else |
| 429 | { |
| 430 | BCM_LOG(INFO, log_id_sw_util, "Add outer pri 0x%x to qualifier\n", p_flow->data.classifier.o_pbits ); |
| 431 | } |
| 432 | } |
| 433 | /* add Inner priority to match rule - only accept 3 bits */ |
| 434 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, i_pbits)) |
| 435 | { |
| 436 | ret = bcm_field_qualify_InnerVlanPri(unit, eid, p_flow->data.classifier.i_pbits, 0x7); |
| 437 | if (ret) |
| 438 | { |
| 439 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_InnerVlanPri failed - %d\n", ret); |
| 440 | break; |
| 441 | } |
| 442 | else |
| 443 | { |
| 444 | BCM_LOG(INFO, log_id_sw_util, "Add inner pri 0x%x to qualifier\n", p_flow->data.classifier.i_pbits ); |
| 445 | } |
| 446 | } |
| 447 | /* add Dst Mac to match rule */ |
| 448 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, dst_mac)) |
| 449 | { |
| 450 | memcpy(&dst_mac, &(p_flow->data.classifier.dst_mac), sizeof(bcm_mac_t)); |
| 451 | ret = bcm_field_qualify_DstMac(unit, eid, dst_mac, mac_mask); |
| 452 | if (ret) |
| 453 | { |
| 454 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_DstMac failed - %d\n", ret); |
| 455 | break; |
| 456 | } |
| 457 | else |
| 458 | { |
| 459 | BCM_LOG(INFO, log_id_sw_util, "Add DstMac %x:%x:%x:%x:%x:%x to qualifier\n", |
| 460 | p_flow->data.classifier.dst_mac.u8[0], |
| 461 | p_flow->data.classifier.dst_mac.u8[1], |
| 462 | p_flow->data.classifier.dst_mac.u8[2], |
| 463 | p_flow->data.classifier.dst_mac.u8[3], |
| 464 | p_flow->data.classifier.dst_mac.u8[4], |
| 465 | p_flow->data.classifier.dst_mac.u8[5] ); |
| 466 | } |
| 467 | } |
| 468 | /* add Src Mac to match rule */ |
| 469 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, src_mac)) |
| 470 | { |
| 471 | memcpy(&src_mac, &(p_flow->data.classifier.src_mac), sizeof(bcm_mac_t)); |
| 472 | ret = bcm_field_qualify_SrcMac(unit, eid, src_mac, mac_mask); |
| 473 | if (ret) |
| 474 | { |
| 475 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_SrcMac failed - %d\n", ret); |
| 476 | break; |
| 477 | } |
| 478 | else |
| 479 | { |
| 480 | BCM_LOG(INFO, log_id_sw_util, "Add SrcMac[5] 0x%x to qualifier\n", p_flow->data.classifier.src_mac.u8[5] ); |
| 481 | } |
| 482 | } |
| 483 | /* add Dst IP to match rule */ |
| 484 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, dst_ip)) |
| 485 | { |
| 486 | ret = bcm_field_qualify_DstIp(unit, eid, p_flow->data.classifier.dst_ip.u32, 0xffffffff); |
| 487 | if (ret) |
| 488 | { |
| 489 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_DstIp failed - %d\n", ret); |
| 490 | break; |
| 491 | } |
| 492 | else |
| 493 | { |
| 494 | BCM_LOG(INFO, log_id_sw_util, "Add DstIp 0x%x to qualifier\n", p_flow->data.classifier.dst_ip.u32 ); |
| 495 | } |
| 496 | } |
| 497 | |
| 498 | /* add Src IP to match rule */ |
| 499 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, src_ip)) |
| 500 | { |
| 501 | ret = bcm_field_qualify_SrcIp(unit, eid, p_flow->data.classifier.src_ip.u32, 0xffffffff); |
| 502 | if (ret) |
| 503 | { |
| 504 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_SrcIp failed - %d\n", ret); |
| 505 | break; |
| 506 | } |
| 507 | else |
| 508 | { |
| 509 | BCM_LOG(INFO, log_id_sw_util, "Add SrcIp 0x%x to qualifier\n", p_flow->data.classifier.src_ip.u32 ); |
| 510 | } |
| 511 | } |
| 512 | /* set ACL priority */ |
| 513 | if(BCMBAL_CFG_PROP_IS_SET(p_flow, flow, priority)) |
| 514 | { |
| 515 | flow_pri = p_flow->data.priority; |
| 516 | } |
| 517 | else /* default to 10, valid range 0 - 65535 */ |
| 518 | { |
| 519 | flow_pri = BAL_FLOW_DEFAULT_PRIORITY; |
| 520 | /* set the presence of priority bit in the flow to reflect insertion of DEFAULT_PRIORITY */ |
| 521 | BCMBAL_CFG_PROP_SET(p_flow, flow, priority, flow_pri); |
| 522 | } |
| 523 | ret = bcm_field_entry_prio_set(unit, eid, flow_pri); |
| 524 | if (ret) |
| 525 | { |
| 526 | BCM_LOG(ERROR, log_id_sw_util, "field entry priority failed - %d\n", ret); |
| 527 | break; |
| 528 | } |
| 529 | else |
| 530 | { |
| 531 | BCM_LOG(INFO, log_id_sw_util, "field entry priority set to - %d\n", flow_pri); |
| 532 | } |
| 533 | |
| 534 | }while(0); |
| 535 | |
| 536 | if (BCM_E_NONE == ret) /* make sure the field qualifier settings are good */ |
| 537 | { |
| 538 | if( BCMBAL_CFG_PROP_IS_SET(p_flow, flow, action) && |
| 539 | BCMBAL_ACTION_CMD_ID_IS_SET( &(p_flow->data.action), BCMBAL_ACTION_CMD_ID_TRAP_TO_HOST) ) |
| 540 | { |
| 541 | BCM_LOG(INFO, log_id_sw_util, |
| 542 | " Got a flow action cmd=0x%x \n", p_flow->data.action.cmds_bitmask); |
| 543 | do |
| 544 | { |
| 545 | ret = bal_sw_util_create_trap_gport(unit, &trap_gport, &trap_code); |
| 546 | if (ret) |
| 547 | { |
| 548 | BCM_LOG(ERROR, log_id_sw_util, "create_trap_gport failed - %d\n", ret); |
| 549 | break; |
| 550 | } |
| 551 | /* qualify with in LIF */ |
| 552 | if(in_gport) |
| 553 | { |
| 554 | /* add vPort to match rule */ |
| 555 | ret = bcm_field_qualify_InVPort32(unit, eid, in_gport, 0xffff); |
| 556 | if (ret) |
| 557 | { |
| 558 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_InVPort failed - %d\n", ret); |
| 559 | break; |
| 560 | } |
| 561 | } |
| 562 | ret = bcm_field_action_add(unit, eid, bcmFieldActionTrap, trap_gport, 0); |
| 563 | if (ret) |
| 564 | { |
| 565 | BCM_LOG(ERROR, log_id_sw_util, "field action add failed - %d\n", ret); |
| 566 | break; |
| 567 | }; |
| 568 | ret = bcm_field_entry_install(unit, eid); |
| 569 | if (ret) |
| 570 | { |
| 571 | BCM_LOG(ERROR, log_id_sw_util, "field_entry_install %d failed - %d\n", eid, ret); |
| 572 | break; |
| 573 | } |
| 574 | else |
| 575 | { |
| 576 | BCM_LOG(INFO, log_id_sw_util, "Add rule %d Success\n", eid); |
| 577 | } |
| 578 | |
| 579 | }while(0); |
| 580 | } |
| 581 | /* regular forwarding ACL */ |
| 582 | else |
| 583 | { |
| 584 | do |
| 585 | { |
| 586 | /* redirect to the egress LIF */ |
| 587 | ret = bcm_field_action_add(unit, eid, bcmFieldActionRedirect, 0, out_gport); |
| 588 | if (ret) |
| 589 | { |
| 590 | BCM_LOG(ERROR, log_id_sw_util, "field action add failed - %d\n", ret); |
| 591 | break; |
| 592 | }; |
| 593 | /* trigger vlan translation at the egress LIF */ |
| 594 | ret = bcm_field_action_add(unit, eid, bcmFieldActionVportNew, out_gport, 0); |
| 595 | if (ret) |
| 596 | { |
| 597 | BCM_LOG(ERROR, log_id_sw_util, "field action add new vport failed - %d\n", ret); |
| 598 | break; |
| 599 | }; |
| 600 | |
| 601 | ret = bcm_field_entry_install(unit, eid); |
| 602 | if (ret) |
| 603 | { |
| 604 | BCM_LOG(ERROR, log_id_sw_util, "field_entry_install %d failed - %d\n", eid, ret); |
| 605 | break; |
| 606 | } |
| 607 | else |
| 608 | { |
| 609 | BCM_LOG(INFO, log_id_sw_util, "Add rule %d to gport 0x%x Success\n", eid, out_gport); |
| 610 | } |
| 611 | }while(0); |
| 612 | } |
| 613 | } |
| 614 | |
| 615 | if (ret != BCM_E_NONE) |
| 616 | { |
| 617 | /* TBD - release the eid and trap port resource */ |
| 618 | return BCM_ERR_INTERNAL; |
| 619 | } |
| 620 | else |
| 621 | { |
| 622 | /* add flow info into the internal link list */ |
| 623 | p_flow_elm->trap_code = trap_code; |
| 624 | p_flow_elm->trap_port = trap_gport; |
| 625 | p_flow_elm->field_entry_id[p_flow_elm->num_eid] = eid; |
| 626 | p_flow_elm->num_eid += 1; |
| 627 | p_flow_elm->valid = 1; |
| 628 | return BCM_ERR_OK; |
| 629 | } |
| 630 | } |
| 631 | |
| 632 | /** |
| 633 | * @brief The default acl add function add a DROP Access Control Rule on the ingress LIF |
| 634 | * |
| 635 | * @param unit the switch unit this rule is to be added |
| 636 | * @param p_flow a pointer to the flow definition the created rule will be based on |
| 637 | * @param p_flow_elm a pointer to the switch internal flow list |
| 638 | * @param in_gport ingress virtual port (LIF) this acl applied |
| 639 | * @return error code |
| 640 | */ |
| 641 | static bcmos_errno bal_sw_util_dpp_dft_acl_add(int unit, bcmbal_flow_cfg *p_flow, bal_sw_flow *p_flow_elm, uint32_t in_gport) |
| 642 | { |
| 643 | bcmos_errno err; |
| 644 | bcm_field_entry_t dft_eid = 0; |
| 645 | int32_t ret = 0; |
| 646 | |
| 647 | if(p_flow_elm->num_eid >= MAX_FIELD_EID) |
| 648 | { |
| 649 | BCM_LOG(ERROR, log_id_sw_util, "Too many dft ACL rules in flow id %d\n", p_flow_elm->id); |
| 650 | return BCM_ERR_NORES; |
| 651 | } |
| 652 | |
| 653 | err = bal_sw_util_dpp_dft_fg_create(unit, &dpp_group_id); |
| 654 | |
| 655 | if (BCM_ERR_ALREADY != err && BCM_ERR_OK != err) |
| 656 | { |
| 657 | BCM_LOG(ERROR, log_id_sw_util, "Field Default Group %d create failed\n", dpp_dft_group_id); |
| 658 | return err; |
| 659 | } |
| 660 | do |
| 661 | { |
| 662 | /* Install a default drop ACL at lowest priority(0). |
| 663 | This will drop unmatch packets received on the same ingress LIF |
| 664 | */ |
| 665 | |
| 666 | ret = bcm_field_entry_create(unit, dpp_group_id, &dft_eid); |
| 667 | if (ret) |
| 668 | { |
| 669 | BCM_LOG(ERROR, log_id_sw_util, "field_entry_create failed - %d\n", ret); |
| 670 | break; |
| 671 | } |
| 672 | |
| 673 | /* add vPort to match rule */ |
| 674 | ret = bcm_field_qualify_InVPort32(unit, dft_eid, in_gport, 0xffff); |
| 675 | if (ret) |
| 676 | { |
| 677 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_InVPort failed - %d\n", ret); |
| 678 | break; |
| 679 | } |
| 680 | |
| 681 | /* add Packet type to match rule, drop only unicast */ |
| 682 | ret = bcm_field_qualify_PacketRes(unit, dft_eid, BCM_FIELD_PKT_RES_L2UC, 0); |
| 683 | if (ret) |
| 684 | { |
| 685 | BCM_LOG(ERROR, log_id_sw_util, "field_qualify_PacketRes failed - %d\n", ret); |
| 686 | break; |
| 687 | } |
| 688 | |
| 689 | |
| 690 | /* set to lowest priority 0 */ |
| 691 | ret = bcm_field_entry_prio_set(unit, dft_eid, 0); |
| 692 | if (ret) |
| 693 | { |
| 694 | BCM_LOG(ERROR, log_id_sw_util, "field entry priority failed - %d\n", ret); |
| 695 | break; |
| 696 | }; |
| 697 | |
| 698 | /* Drop the packet */ |
| 699 | ret = bcm_field_action_add(unit, dft_eid, bcmFieldActionDrop, 0, 0); |
| 700 | if (ret) |
| 701 | { |
| 702 | BCM_LOG(ERROR, log_id_sw_util, "field action add failed - %d\n", ret); |
| 703 | break; |
| 704 | }; |
| 705 | ret = bcm_field_entry_install(unit, dft_eid); |
| 706 | if (ret) |
| 707 | { |
| 708 | BCM_LOG(ERROR, log_id_sw_util, "field_entry_install %d failed - %d\n", dft_eid, ret); |
| 709 | break; |
| 710 | } |
| 711 | else |
| 712 | { |
| 713 | BCM_LOG(INFO, log_id_sw_util, "Add default rule %d Success\n", dft_eid); |
| 714 | } |
| 715 | }while(0); |
| 716 | if (ret != BCM_E_NONE) |
| 717 | { |
| 718 | return BCM_ERR_INTERNAL; |
| 719 | } |
| 720 | else |
| 721 | { |
| 722 | p_flow_elm->field_entry_id[p_flow_elm->num_eid] = dft_eid; |
| 723 | p_flow_elm->num_eid += 1; |
| 724 | return BCM_ERR_OK; |
| 725 | } |
| 726 | } |
| 727 | |
| 728 | /** |
| 729 | * @brief The ingress vlan translation function modified the packet VLAN tag |
| 730 | * before sending it out |
| 731 | * |
| 732 | * @param unit the switch unit this rule is to be added |
| 733 | * @param p_flow a pointer to the flow definition the created rule will be based on |
| 734 | * @param ingport the gport the translation will be applied |
| 735 | * @return error code |
| 736 | */ |
| 737 | static bcmos_errno bal_sw_util_dpp_invlanx(int unit, bcmbal_flow_cfg *p_flow, uint32_t ingport) |
| 738 | { |
| 739 | int rv = 0; |
| 740 | bcm_vlan_action_set_t action; |
| 741 | bcm_vlan_action_set_t_init(&action); |
| 742 | bcmos_errno ret; |
| 743 | |
| 744 | if(BCMBAL_ACTION_CMD_ID_IS_SET( &(p_flow->data.action), BCMBAL_ACTION_CMD_ID_REMARK_PBITS)) |
| 745 | { |
| 746 | int qos_map_id, i_pri, o_pri; |
| 747 | |
| 748 | do |
| 749 | { |
| 750 | switch(p_flow->data.classifier.pkt_tag_type) |
| 751 | { |
| 752 | case BCMBAL_PKT_TAG_TYPE_DOUBLE_TAG: |
| 753 | /* should be |
| 754 | action.dt_outer_pkt_prio = bcmVlanActionReplace; |
| 755 | action.new_outer_vlan = p_flow->data.classifier.o_vid;; |
| 756 | action.dt_outer = bcmVlanActionReplace; |
| 757 | but it does not seems to work. Using ot_outer seems to also work for double tagged packets |
| 758 | */ |
| 759 | action.ot_outer_pkt_prio = bcmVlanActionReplace; |
| 760 | action.new_outer_vlan = p_flow->data.classifier.o_vid; |
| 761 | action.ot_outer = bcmVlanActionReplace; |
| 762 | break; |
| 763 | case BCMBAL_PKT_TAG_TYPE_SINGLE_TAG: |
| 764 | action.ot_outer_pkt_prio = bcmVlanActionReplace; |
| 765 | action.new_outer_vlan = p_flow->data.classifier.o_vid; |
| 766 | action.ot_outer = bcmVlanActionReplace; |
| 767 | |
| 768 | break; |
| 769 | default: |
| 770 | BCM_LOG(ERROR, log_id_sw_util, |
| 771 | "Error, pbits translation on untagged packets\n"); |
| 772 | return BCM_ERR_NOT_SUPPORTED; |
| 773 | break; |
| 774 | } |
| 775 | |
| 776 | |
| 777 | /* perform o_pbits translation */ |
| 778 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, o_pbits)) |
| 779 | { |
| 780 | i_pri = p_flow->data.classifier.o_pbits; |
| 781 | } |
| 782 | else |
| 783 | { |
| 784 | /* mark the source pcp DONTCARE */ |
| 785 | i_pri = -1; |
| 786 | } |
| 787 | /* flow validation already make sure the action.o_pbits is set for REMARK_PBITS */ |
| 788 | o_pri = p_flow->data.action.o_pbits; |
| 789 | |
| 790 | ret = bal_sw_dpp_pcp_remark_map_get(i_pri, o_pri, &qos_map_id); |
| 791 | |
| 792 | if (ret != BCM_ERR_OK) |
| 793 | { |
| 794 | BCM_LOG(ERROR, log_id_sw_util, |
| 795 | "Error, faile to obtain pcp map id, ret = %d\n", ret); |
| 796 | rv = BCM_E_UNAVAIL; |
| 797 | break; |
| 798 | } |
| 799 | |
| 800 | rv = bcm_qos_port_map_set(unit, ingport, qos_map_id, -1); |
| 801 | if (rv != BCM_E_NONE) |
| 802 | { |
| 803 | BCM_LOG(ERROR, log_id_sw_util, |
| 804 | "Error, pbits translation bcm_qos_port_map_set ret = %d\n", rv); |
| 805 | break; |
| 806 | } |
| 807 | |
| 808 | /* set the action priority profile */ |
| 809 | action.priority = qos_map_id; |
| 810 | action.new_inner_pkt_prio = qos_map_id; |
| 811 | }while(0); |
| 812 | } |
| 813 | else |
| 814 | { |
| 815 | /* nothing to do, return OK */ |
| 816 | return BCM_ERR_OK; |
| 817 | } |
| 818 | if(rv != BCM_E_NONE) |
| 819 | { |
| 820 | return BCM_ERR_INTERNAL; |
| 821 | } |
| 822 | |
| 823 | rv = bcm_vlan_translate_action_create(unit, ingport, bcmVlanTranslateKeyPortOuter, BCM_VLAN_INVALID, BCM_VLAN_NONE, &action); |
| 824 | if( rv ) |
| 825 | { |
| 826 | return BCM_ERR_INTERNAL; |
| 827 | } |
| 828 | else |
| 829 | { |
| 830 | BCM_LOG(INFO, log_id_sw_util, "Perform ingress vlan translation w %s action on gport 0x%x\n", |
| 831 | (p_flow->data.classifier.pkt_tag_type == BCMBAL_PKT_TAG_TYPE_DOUBLE_TAG)? "DT": "ST", |
| 832 | ingport); |
| 833 | return BCM_ERR_OK; |
| 834 | } |
| 835 | } |
| 836 | /** |
| 837 | * @brief The egress vlan translation function modified the packet VLAN tag |
| 838 | * before sending it out |
| 839 | * |
| 840 | * @param unit the switch unit this rule is to be added |
| 841 | * @param p_flow a pointer to the flow definition the created rule will be based on |
| 842 | * @param egport the gport the translation will be applied |
| 843 | * @return error code |
| 844 | */ |
| 845 | static bcmos_errno bal_sw_util_dpp_evlanx(int unit, bcmbal_flow_cfg *p_flow, uint32_t egport) |
| 846 | { |
| 847 | int rv = 0; |
| 848 | bcm_vlan_action_set_t action; |
| 849 | bcm_vlan_action_set_t_init(&action); |
| 850 | |
| 851 | if(BCMBAL_ACTION_CMD_ID_IS_SET( &(p_flow->data.action), BCMBAL_ACTION_CMD_ID_ADD_OUTER_TAG)) |
| 852 | { |
| 853 | action.new_outer_vlan = p_flow->data.action.o_vid; |
| 854 | action.priority = 0; |
| 855 | switch(p_flow->data.classifier.pkt_tag_type) |
| 856 | { |
| 857 | case BCMBAL_PKT_TAG_TYPE_UNTAGGED: |
| 858 | action.ut_outer = bcmVlanActionAdd; |
| 859 | action.ut_outer_pkt_prio = bcmVlanActionAdd; |
| 860 | break; |
| 861 | case BCMBAL_PKT_TAG_TYPE_SINGLE_TAG: |
| 862 | action.ot_outer = bcmVlanActionAdd; |
| 863 | action.ot_outer_pkt_prio = bcmVlanActionAdd; |
| 864 | break; |
| 865 | default: |
| 866 | action.new_outer_vlan = 0; |
| 867 | action.ot_outer = bcmVlanActionNone; |
| 868 | break; |
| 869 | } |
| 870 | |
| 871 | if( p_flow->data.action.o_tpid ) |
| 872 | { |
| 873 | action.outer_tpid_action = bcmVlanTpidActionModify; |
| 874 | action.outer_tpid = p_flow->data.action.o_tpid; |
| 875 | } |
| 876 | |
| 877 | } |
| 878 | else if(BCMBAL_ACTION_CMD_ID_IS_SET( &(p_flow->data.action), BCMBAL_ACTION_CMD_ID_REMOVE_OUTER_TAG)) |
| 879 | { |
| 880 | switch(p_flow->data.classifier.pkt_tag_type) |
| 881 | { |
| 882 | case BCMBAL_PKT_TAG_TYPE_DOUBLE_TAG: |
| 883 | /* should be action.dt_outer = bcmVlanActionDelete, |
| 884 | but it does not seems to work. Using ot_outer seems to also work for double tagged packets */ |
| 885 | action.ot_outer = bcmVlanActionDelete; |
| 886 | break; |
| 887 | case BCMBAL_PKT_TAG_TYPE_SINGLE_TAG: |
| 888 | action.ot_outer = bcmVlanActionDelete; |
| 889 | break; |
| 890 | default: |
| 891 | action.ut_outer = bcmVlanActionNone; |
| 892 | break; |
| 893 | } |
| 894 | } |
| 895 | else if (BCMBAL_ACTION_CMD_ID_IS_SET( &(p_flow->data.action), BCMBAL_ACTION_CMD_ID_XLATE_OUTER_TAG)) |
| 896 | { |
| 897 | action.new_outer_vlan = p_flow->data.action.o_vid; |
| 898 | switch(p_flow->data.classifier.pkt_tag_type) |
| 899 | { |
| 900 | case BCMBAL_PKT_TAG_TYPE_DOUBLE_TAG: |
| 901 | /* should be action.dt_outer = bcmVlanActionReplace, |
| 902 | but it does not seems to work. Using ot_outer seems to also work for double tagged packets */ |
| 903 | action.ot_outer = bcmVlanActionReplace; |
| 904 | break; |
| 905 | case BCMBAL_PKT_TAG_TYPE_SINGLE_TAG: |
| 906 | action.ot_outer = bcmVlanActionReplace; |
| 907 | break; |
| 908 | default: |
| 909 | action.ut_outer = bcmVlanActionNone; |
| 910 | break; |
| 911 | } |
| 912 | |
| 913 | /** @todo tpid is not translated for now */ |
| 914 | /** @note the vid translated from is passed as a parameter to the api call */ |
| 915 | |
| 916 | } |
| 917 | else |
| 918 | { |
| 919 | /* nothing to do, return OK */ |
| 920 | return BCM_ERR_OK; |
| 921 | } |
| 922 | |
| 923 | rv = bcm_vlan_translate_egress_action_add(unit, egport, BCM_VLAN_NONE, BCM_VLAN_NONE, &action); |
| 924 | if( rv ) |
| 925 | { |
| 926 | BCM_LOG(ERROR, log_id_sw_util, "bcm_vlan_translate_egress_action_add failed %d on gport 0x%x\n", rv, egport); |
| 927 | return BCM_ERR_INTERNAL; |
| 928 | } |
| 929 | else |
| 930 | { |
| 931 | BCM_LOG(INFO, log_id_sw_util, "Perform egress vlan translation on gport 0x%x\n", egport); |
| 932 | return BCM_ERR_OK; |
| 933 | } |
| 934 | } |
| 935 | /** |
| 936 | * @brief Multicast flow add function forward the specified multicast packets to a multicast group. |
| 937 | * The multicast group has to be created prio to the mc_flow add operation |
| 938 | * |
| 939 | * @param p_flow a pointer to the flow definition the created rule will be based on |
| 940 | * @param service_type id this multicast flow is for multicast or downstream N:1 service |
| 941 | * @return error code |
| 942 | */ |
| 943 | static bcmos_errno bal_sw_util_dpp_mc_flow_add(bcmbal_flow_cfg *p_flow, uint32_t service_type) |
| 944 | { |
| 945 | bcmos_errno ret = BCM_ERR_OK; |
| 946 | bcm_gport_t nni_gport; |
| 947 | int ii, unit, rv; |
| 948 | int nni; |
| 949 | bcm_vlan_t vsi; |
| 950 | bal_sw_flow *p_flow_elm; |
| 951 | bal_sw_flow flow_elm; |
| 952 | bal_sw_vsi_service *p_vsi_svc; |
| 953 | bal_sw_group_list *p_group_list; |
| 954 | uint32_t svc_tag_indx; |
| 955 | |
| 956 | /* get a pointer to the specified group instance */ |
| 957 | p_group_list = bal_sw_util_dpp_group_list_get_by_id(p_flow->data.group_id); |
| 958 | |
| 959 | if ( p_group_list == NULL) |
| 960 | { |
| 961 | BCM_LOG(ERROR, log_id_sw_util, |
| 962 | " ERROR: group %d not found\n", p_flow->data.group_id); |
| 963 | return BCM_ERR_INTERNAL; |
| 964 | } |
| 965 | |
| 966 | unit = p_group_list->device; |
| 967 | |
| 968 | /* make sure this flow id does not already exist */ |
| 969 | p_flow_elm = bal_sw_util_flow_list_get_by_id(p_flow->key.flow_id); |
| 970 | if (p_flow_elm) |
| 971 | { |
| 972 | BCM_LOG(ERROR, log_id_sw_util, |
| 973 | " ERROR: flow id %d type %d already exist\n",p_flow->key.flow_id, p_flow->key.flow_type); |
| 974 | return BCM_ERR_INTERNAL; |
| 975 | } |
| 976 | |
| 977 | do |
| 978 | { |
| 979 | /* initialize link list flow element */ |
| 980 | memset(&flow_elm, 0, sizeof (bal_sw_flow)); |
| 981 | /* fill in the basic info */ |
| 982 | flow_elm.id = p_flow->key.flow_id; |
| 983 | flow_elm.device = unit; |
| 984 | flow_elm.group_id = p_flow->data.group_id; |
| 985 | flow_elm.flow_cookie = p_flow->data.cookie; |
| 986 | |
| 987 | /* packet tag type are required fields when create NNI LIF */ |
| 988 | /* Here make sure it is the supported type */ |
| 989 | if(p_flow->data.classifier.pkt_tag_type != BCMBAL_PKT_TAG_TYPE_UNTAGGED && |
| 990 | p_flow->data.classifier.pkt_tag_type != BCMBAL_PKT_TAG_TYPE_SINGLE_TAG && |
| 991 | p_flow->data.classifier.pkt_tag_type != BCMBAL_PKT_TAG_TYPE_DOUBLE_TAG) |
| 992 | { |
| 993 | BCM_LOG(ERROR, log_id_sw_util, |
| 994 | " ERROR: MC classifier packet tag type 0x%x is invalid\n", p_flow->data.classifier.pkt_tag_type); |
| 995 | ret = BCM_ERR_PARM; |
| 996 | break; |
| 997 | } |
| 998 | |
| 999 | /* retrieve the vswitch instance */ |
| 1000 | p_vsi_svc = p_group_list->p_vsi; |
| 1001 | if(p_vsi_svc == NULL) |
| 1002 | { |
| 1003 | BCM_LOG(ERROR, log_id_sw_util, "Error, MC: vsi not created\n"); |
| 1004 | ret = BCM_ERR_INTERNAL; |
| 1005 | break; |
| 1006 | } |
| 1007 | vsi = p_vsi_svc->vswitch; |
| 1008 | |
| 1009 | /* add flow to the vsi service tag list */ |
| 1010 | ret = bal_sw_util_dpp_vsi_service_tag_add(unit, p_vsi_svc, p_flow, &svc_tag_indx); |
| 1011 | if (ret != BCM_ERR_OK) |
| 1012 | { |
| 1013 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to add flow to vsi service tag list\n"); |
| 1014 | break; |
| 1015 | } |
| 1016 | |
| 1017 | ii = 0; /* Start with the first NNI logical interface */ |
| 1018 | /* loop through all nni port, add them to vswitch, -1 indicate end of table */ |
| 1019 | /* Configure the switch nni LIF based on classifier in the flow. */ |
| 1020 | while(-1 != (nni = bal_bcm_net_inf_pbm_get(ii))) |
| 1021 | { |
| 1022 | /* skip nni port that is not in the same device or not valid */ |
| 1023 | if ( bal_bcm_net_inf_dev_get(ii) != unit || |
| 1024 | BCMOS_FALSE == bcm_topo_nni_is_valid(ii)) |
| 1025 | { |
| 1026 | ii++; |
| 1027 | continue; |
| 1028 | } |
| 1029 | |
| 1030 | /* if nni port is specified in the flow, skip the other nni ports */ |
| 1031 | if ( BCMBAL_CFG_PROP_IS_SET(p_flow, flow, network_int_id) && |
| 1032 | ii != p_flow->data.network_int_id |
| 1033 | ) |
| 1034 | { |
| 1035 | ii++; |
| 1036 | continue; |
| 1037 | } |
| 1038 | |
| 1039 | /* create gport based on nni physical port number */ |
| 1040 | ret = bal_sw_util_dpp_vsi_service_port_add(unit, p_vsi_svc, svc_tag_indx, nni, &nni_gport); |
| 1041 | if (ret != BCM_ERR_OK) |
| 1042 | { |
| 1043 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to add nni %d to vsi\n", nni); |
| 1044 | break; |
| 1045 | } |
| 1046 | |
| 1047 | /* if DMAC is set, create a L2 entry, otherwise flood unknown to the group */ |
| 1048 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, dst_mac)) |
| 1049 | { |
| 1050 | /* add static MC 01:00:5E:00:00:start_mc to the dowstream MC group */ |
| 1051 | bcm_l2_addr_t l2addr; |
| 1052 | bcm_mac_t mc_mac; |
| 1053 | |
| 1054 | /* Add mc mac address */ |
| 1055 | memcpy(&mc_mac, &(p_flow->data.classifier.dst_mac), sizeof(bcm_mac_t)); |
| 1056 | |
| 1057 | bcm_l2_addr_t_init(&l2addr, mc_mac, vsi); |
| 1058 | l2addr.flags = BCM_L2_STATIC | BCM_L2_MCAST; |
| 1059 | /* direct output to the MC group */ |
| 1060 | l2addr.l2mc_group = p_group_list->l2_grp_id; |
| 1061 | |
| 1062 | rv = bcm_l2_addr_add(unit, &l2addr); |
| 1063 | if (rv != BCM_E_NONE) |
| 1064 | { |
| 1065 | BCM_LOG(ERROR, log_id_sw_util,"Error: bcm_l2_addr_add MC returned %s \n", |
| 1066 | bcm_errmsg(rv)); |
| 1067 | ret = BCM_ERR_INTERNAL; |
| 1068 | break; |
| 1069 | } |
| 1070 | } |
| 1071 | else |
| 1072 | { |
| 1073 | rv = bcm_port_control_set(unit, nni_gport, bcmPortControlFloodUnknownMcastGroup, BAL_DPP_MC_OFFSET); |
| 1074 | if (rv != BCM_E_NONE) |
| 1075 | { |
| 1076 | BCM_LOG(ERROR, log_id_sw_util, "Error, MC: bcm_port_control_set for nni failed %d\n", rv); |
| 1077 | ret = BCM_ERR_INTERNAL; |
| 1078 | break; |
| 1079 | } |
| 1080 | } |
| 1081 | |
| 1082 | flow_elm.num_net++; |
| 1083 | flow_elm.net_port[ii] = nni_gport; |
| 1084 | |
| 1085 | ii++; /* Next NNI */ |
| 1086 | } |
| 1087 | /* skip the rest if anything goes wrong */ |
| 1088 | if( ret != BCM_ERR_OK) |
| 1089 | { |
| 1090 | break; |
| 1091 | } |
| 1092 | /* perform vlan translation on nni port */ |
| 1093 | if (BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, action)) |
| 1094 | { |
| 1095 | BCM_LOG(WARNING, log_id_sw_util, "Warning, action for multicast flow not supported\n"); |
| 1096 | } |
| 1097 | |
| 1098 | } while(0); |
| 1099 | |
| 1100 | if( ret == BCM_ERR_OK) |
| 1101 | { |
| 1102 | /* increase the group reference count */ |
| 1103 | p_group_list->use_count++; |
| 1104 | /* increase the vsi reference count */ |
| 1105 | p_vsi_svc->use_count++; |
| 1106 | /* add the flow info to the flow link list */ |
| 1107 | flow_elm.p_vsi_svc = p_vsi_svc; |
| 1108 | flow_elm.num_pon = 0; |
| 1109 | flow_elm.type = service_type; |
| 1110 | /* nni ports are done in the nni loop */ |
| 1111 | flow_elm.valid = 1; |
| 1112 | bal_sw_util_flow_list_insert(flow_elm); |
| 1113 | |
| 1114 | BCM_LOG(INFO, log_id_sw_util, "Add flow_elm %d type %d, vswitch 0x%x, group_id %d Success\n", flow_elm.id, flow_elm.type, p_vsi_svc->vswitch, flow_elm.group_id); |
| 1115 | } |
| 1116 | return ret; |
| 1117 | } |
| 1118 | |
| 1119 | /* HW limitation on max burst rate - bps */ |
| 1120 | #define BAL_MAX_BURST_RATE (1 << 16) |
| 1121 | |
| 1122 | /** |
| 1123 | * @brief The flow add function program DPP to forward packets that have |
| 1124 | * specified attributes to the designated ports. |
| 1125 | * The packets is modified before egress |
| 1126 | * In case IWF is in DIRECT MODE, |
| 1127 | * On the downstream, a tunnel id (outer vlan tag) is added to the packets |
| 1128 | * On the upstream, outer vlan tag (tunnel id) is removed from the packets |
| 1129 | * In case IWF is in PER_FLOW_MODE, currently not supported |
| 1130 | * |
| 1131 | * @note a flow can be created which does VID translation between V & U (refer to TR156) interfaces. |
| 1132 | * |
| 1133 | * @note This routine adds flow for both upstream and downstream direction i.e. create PON & NNI LIFs |
| 1134 | * for both directions in a same call to this routine - and all this as part of a single call to this function |
| 1135 | * from the application module or CLI. |
| 1136 | * It also programs the egress vlan translation modules for both upstream and downstream. |
| 1137 | * |
| 1138 | * @note The general sequence is: |
| 1139 | * \li create PON LIF with matching ingress tunnel id (and vlan id, if upstream pkts are vlan tagged) |
| 1140 | * \li next, configure egress vlan translation on PON side (for downstream pkts) |
| 1141 | * \li create NNI LIF with matching ingress vlan id (currently by default it assumes downstream packets are tagged) |
| 1142 | * \li next, configure egress vlan translation on NNI side (for upstream pkts) |
| 1143 | * |
| 1144 | * @param iwf_mode The InterWorking Function mode - DIRECT or PER-FLOW |
| 1145 | * @param p_flow A pointer to the requested add flow info |
| 1146 | * @return error code |
| 1147 | */ |
| 1148 | bcmos_errno bal_sw_util_dpp_flow_add(bcmbal_iwf_mode iwf_mode, bcmbal_flow_cfg *p_flow) |
| 1149 | { |
| 1150 | bcmos_errno ret = BCM_ERR_OK; |
| 1151 | bcm_gport_t pon_gport, nni_gport; |
| 1152 | bcm_vlan_t tunnel_id; |
| 1153 | int ii, unit, rv; |
| 1154 | bcm_vlan_port_t vp; |
| 1155 | int pon, nni, sys_pon; |
| 1156 | bcm_vlan_t vsi; |
| 1157 | int pon_encap_id; |
| 1158 | bal_sw_flow *p_flow_elm; |
| 1159 | uint32_t flow_type, max_burst, svc_tag_indx; |
| 1160 | bal_sw_flow flow_elm; |
| 1161 | bal_sw_dpp_qos_service_cfg *p_service_cfg = NULL; |
| 1162 | bcmbal_flow_cfg flow_rev; /* used for configuration in opposite direction */ |
| 1163 | bcmbal_flow_cfg *p_us_flow, *p_ds_flow; |
| 1164 | bal_sw_vsi_service *p_vsi_svc; |
| 1165 | |
| 1166 | BCM_LOG(INFO, log_id_sw_util, |
| 1167 | " Got an DPP flow request - iwf_mode=%d flow_id=%d flow_type=%d, sub_port=%d svc_id=%d\n", |
| 1168 | iwf_mode, |
| 1169 | p_flow->key.flow_id, p_flow->key.flow_type, p_flow->data.access_int_id, p_flow->data.svc_port_id); |
| 1170 | BCM_LOG(DEBUG, log_id_sw_util, |
| 1171 | " classifier - mask=0x%x otpid=%x itpid=%x ovid=%x ivid=%x\n", |
| 1172 | p_flow->data.classifier.presence_mask, |
| 1173 | p_flow->data.classifier.o_tpid, p_flow->data.classifier.i_tpid, |
| 1174 | p_flow->data.classifier.o_vid, p_flow->data.classifier.i_vid); |
| 1175 | |
| 1176 | |
| 1177 | if ( iwf_mode != BCMBAL_IWF_MODE_DIRECT_MAPPING) |
| 1178 | { |
| 1179 | BCM_LOG(ERROR, log_id_sw_util, |
| 1180 | " ERROR: not supported IWF mode - %d\n", iwf_mode); |
| 1181 | return BCM_ERR_NOT_SUPPORTED; |
| 1182 | } |
| 1183 | |
| 1184 | if (BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, action)) |
| 1185 | { |
| 1186 | BCM_LOG(DEBUG, log_id_sw_util, |
| 1187 | " action.params: .cmds_bitmask=0x%x, .input_pkt_tag_type=0x%x\n", |
| 1188 | p_flow->data.action.cmds_bitmask, |
| 1189 | p_flow->data.classifier.pkt_tag_type); |
| 1190 | } |
| 1191 | |
| 1192 | if (p_flow->key.flow_type == BCMBAL_FLOW_TYPE_DOWNSTREAM && |
| 1193 | BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, sla) && |
| 1194 | p_flow->data.sla.max_rate < p_flow->data.sla.min_rate) |
| 1195 | { |
| 1196 | BCM_LOG(ERROR, log_id_sw_util, |
| 1197 | " ERROR: Max rate %d kbps is not >= Min rate %d kbps\n", p_flow->data.sla.max_rate, p_flow->data.sla.min_rate ); |
| 1198 | return BCM_ERR_NOT_SUPPORTED; |
| 1199 | } |
| 1200 | |
| 1201 | switch(p_flow->key.flow_type) |
| 1202 | { |
| 1203 | case BCMBAL_FLOW_TYPE_DOWNSTREAM: |
| 1204 | flow_type = BAL_SW_FLOW_TYPE_DOWNSTREAM; |
| 1205 | /* for downstream N:1 service, same flood settings as multicast flow */ |
| 1206 | if(BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, group_id)) |
| 1207 | { |
| 1208 | return bal_sw_util_dpp_mc_flow_add(p_flow, BAL_SW_FLOW_TYPE_DOWNSTREAM); |
| 1209 | } |
| 1210 | break; |
| 1211 | case BCMBAL_FLOW_TYPE_UPSTREAM: |
| 1212 | flow_type = BAL_SW_FLOW_TYPE_UPSTREAM; |
| 1213 | break; |
| 1214 | case BCMBAL_FLOW_TYPE_MULTICAST: |
| 1215 | return bal_sw_util_dpp_mc_flow_add(p_flow, BCMBAL_FLOW_TYPE_MULTICAST); |
| 1216 | default: |
| 1217 | return BCM_ERR_NOT_SUPPORTED; |
| 1218 | } |
| 1219 | |
| 1220 | unit = bal_bcm_pon_inf_dev_get(p_flow->data.access_int_id); |
| 1221 | /* We program a flow with 3 switch components, inLIF, vSwitch and outLIF. |
| 1222 | LIF is always bi-directional operation, so for uni-directional flow we programmed an ingress or egress DROP |
| 1223 | on PON based on the BAL flow direction. Later, when the BAL flow from the other direction is SET, we |
| 1224 | remove the DROP from the PON. |
| 1225 | This imply that two BAL flows with same id must have symmetry vlan manipulation operations. |
| 1226 | */ |
| 1227 | p_flow_elm = bal_sw_util_flow_list_get_by_id(p_flow->key.flow_id); |
| 1228 | if (p_flow_elm) |
| 1229 | { |
| 1230 | /* Check if flow with same id and type exist or not. |
| 1231 | If downstream exist, remove the DISCARD_INGRESS from PON port by set it to DISCARD_NONE. |
| 1232 | If upstream exist, remove the DISCARD_EGRESS from PON port by set it to DISCARD_NONE. |
| 1233 | Asymmetry operations need two flows with different ID - each flow in uni-direction */ |
| 1234 | if(!(p_flow_elm->type & flow_type)) |
| 1235 | { |
| 1236 | bcmbal_flow_cfg *p_ref_flow = NULL; |
| 1237 | bcmbal_flow_key key; |
| 1238 | /* retrieve the classifier on the other flow direction */ |
| 1239 | key.flow_id = p_flow->key.flow_id; |
| 1240 | key.flow_type = (p_flow->key.flow_type == BCMBAL_FLOW_TYPE_DOWNSTREAM)? BCMBAL_FLOW_TYPE_UPSTREAM : BCMBAL_FLOW_TYPE_DOWNSTREAM; |
| 1241 | p_ref_flow = flow_get_current_info_by_key(key); |
| 1242 | if(NULL == p_ref_flow) |
| 1243 | { |
| 1244 | BCM_LOG(ERROR, log_id_sw_util, |
| 1245 | " ERROR: Can't locate flow %d type %d info from main DB\n", key.flow_id, key.flow_type); |
| 1246 | return BCM_ERR_INTERNAL; |
| 1247 | } |
| 1248 | /* check the symmetrical properties between two flows */ |
| 1249 | if (BCMOS_FALSE == bal_sw_util_is_symmetry_flows(p_flow, p_ref_flow)) |
| 1250 | { |
| 1251 | BCM_LOG(ERROR, log_id_sw_util, |
| 1252 | " ERROR: Flow %d does not have symmetry classifiers\n", key.flow_id); |
| 1253 | return BCM_ERR_INTERNAL; |
| 1254 | } |
| 1255 | |
| 1256 | /* if there is SLA in downstream, remove the US flow ( LIFs & VSWITCH) and build a new bi-direction flow. |
| 1257 | This is because LIF is always bi-directional and when the US flow is created the PON LIF has no downstream VOQ. |
| 1258 | One needs to create a new PON LIF with VOQ for SLA. There is no easy way to add VOQ to an existing LIF. */ |
| 1259 | if( p_flow->key.flow_type == BCMBAL_FLOW_TYPE_DOWNSTREAM && |
| 1260 | BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, sla) ) |
| 1261 | { |
| 1262 | /* remove the existing US flow */ |
| 1263 | ret = bal_sw_util_dpp_flow_remove_int(p_flow_elm); |
| 1264 | if(ret != BCM_ERR_OK) |
| 1265 | { |
| 1266 | BCM_LOG(ERROR, log_id_sw_util, |
| 1267 | " ERROR: fail to remove flow %d from the list\n", p_flow->key.flow_id); |
| 1268 | |
| 1269 | return BCM_ERR_INTERNAL; |
| 1270 | } |
| 1271 | flow_type = BAL_SW_FLOW_TYPE_DOWNSTREAM | BAL_SW_FLOW_TYPE_UPSTREAM; |
| 1272 | /* goto regular path to create bi-directional flow */ |
| 1273 | } |
| 1274 | /* if no SLA and the classifier is more than just port + VLAN tags, add ACL rule to re-direct packet to egress port. |
| 1275 | This bypass the ingress LIF as LIF check VID only. |
| 1276 | Upstream classification is expected to be done in ONU (onu add GEM based on classifiers for upstream), |
| 1277 | return success after complete as there is no other changes needed for existing flow. |
| 1278 | */ |
| 1279 | else |
| 1280 | { |
| 1281 | int i; |
| 1282 | bcmos_bool is_nni_set = BCMBAL_CFG_PROP_IS_SET(p_flow, flow, network_int_id); |
| 1283 | |
| 1284 | if( p_flow->key.flow_type == BCMBAL_FLOW_TYPE_DOWNSTREAM && |
| 1285 | bal_sw_util_flow_ds_acl_cls_chk(p_flow) == BCMOS_TRUE ) |
| 1286 | { |
| 1287 | for(i=0; i < p_flow_elm->num_pon; i++) |
| 1288 | { |
| 1289 | for(ii=0; ii < p_flow_elm->num_net; ii++) |
| 1290 | { |
| 1291 | /*first get the ING logical port from gport */ |
| 1292 | bcm_vlan_port_t tmp_vp; |
| 1293 | bcm_vlan_port_t_init(&tmp_vp); |
| 1294 | tmp_vp.vlan_port_id = p_flow_elm->net_port[ii]; |
| 1295 | ret = bcm_vlan_port_find(unit, &tmp_vp); |
| 1296 | if(ret != BCM_ERR_OK) |
| 1297 | { |
| 1298 | BCM_LOG(WARNING, log_id_sw_util, |
| 1299 | " Warning: fail to retrieve logical port from gport 0x%x\n", p_flow_elm->net_port[ii]); |
| 1300 | continue; |
| 1301 | } |
| 1302 | /* if nni port is specified in the flow, skip the other nni ports */ |
| 1303 | if ( BCMOS_TRUE == is_nni_set && tmp_vp.port != bal_bcm_net_inf_pbm_get(p_flow->data.network_int_id)) |
| 1304 | { |
| 1305 | ii++; |
| 1306 | /* if nni is set, it has to be in the nni list of the opposit FLOW */ |
| 1307 | /* set the return to BCM_ERR_INTERNAL, in case it reach the end of for-loop. */ |
| 1308 | ret = BCM_ERR_INTERNAL; |
| 1309 | continue; |
| 1310 | } |
| 1311 | /* Rule need to match the ingress port, otherwise, it will apply to all ports - nni and pon */ |
| 1312 | if ( BCMOS_TRUE != is_nni_set) |
| 1313 | { |
| 1314 | BCMBAL_CFG_PROP_SET(p_flow, flow, network_int_id, bal_bcm_net_inf_idx_get(tmp_vp.port)); |
| 1315 | } |
| 1316 | ret = bal_sw_util_dpp_acl_add(unit, p_flow, p_flow_elm, p_flow_elm->net_port[ii], p_flow_elm->pon_port[i]); |
| 1317 | if ( BCMOS_TRUE != is_nni_set) |
| 1318 | { |
| 1319 | BCMBAL_CFG_PROP_CLEAR(p_flow, flow, network_int_id); |
| 1320 | } |
| 1321 | if (ret != BCM_ERR_OK) |
| 1322 | { |
| 1323 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to add forwarding acl on nni %d, ret = %d\n", ret, ii); |
| 1324 | break; |
| 1325 | } |
| 1326 | /* add a dft drop rule (priority 0) on the LIF to drop packets that match VID but no match for other fields */ |
| 1327 | ret = bal_sw_util_dpp_dft_acl_add(unit, p_flow, p_flow_elm, p_flow_elm->net_port[ii]); |
| 1328 | if (ret != BCM_ERR_OK) |
| 1329 | { |
| 1330 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to add default acl on nni=0x%x, ret = %d\n", p_flow_elm->net_port[ii], ret); |
| 1331 | break; |
| 1332 | } |
| 1333 | } |
| 1334 | if (ret != BCM_ERR_OK) |
| 1335 | { |
| 1336 | break; |
| 1337 | } |
| 1338 | } |
| 1339 | |
| 1340 | if(ret != BCM_ERR_OK) |
| 1341 | { |
| 1342 | BCM_LOG(ERROR, log_id_sw_util, |
| 1343 | " ERROR: fail to add DS ACL to nni_%d in flow id %d from the list\n", ii,p_flow->key.flow_id); |
| 1344 | |
| 1345 | return BCM_ERR_INTERNAL; |
| 1346 | } |
| 1347 | } |
| 1348 | /* If the US and DS has asymmetrical nature, we only program common part (VID) when create the LIF |
| 1349 | We need an ACL rule to perform upstream specific classification and forwarding. |
| 1350 | In addition, ACL allow upstream flows to be prioritized based on priority field.*/ |
| 1351 | if( p_flow->key.flow_type == BCMBAL_FLOW_TYPE_UPSTREAM && |
| 1352 | bal_sw_util_flow_us_acl_cls_chk(p_flow) == BCMOS_TRUE && |
| 1353 | /* there are issues using traditional API for PON application when egress vlan translation and ingress ACL are both active. |
| 1354 | Enable the ACL only when there is no vlan action - TBD */ |
| 1355 | BCMOS_FALSE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, action)) |
| 1356 | { |
| 1357 | if ( BCMOS_FALSE == is_nni_set) |
| 1358 | { |
| 1359 | BCM_LOG(ERROR, log_id_sw_util, |
| 1360 | " ERROR: Upstream classifier in addition to VID without setting NNI is not supported\n"); |
| 1361 | return BCM_ERR_INTERNAL; |
| 1362 | } |
| 1363 | |
| 1364 | for(i=0; i < p_flow_elm->num_pon; i++) |
| 1365 | { |
| 1366 | ret = bal_sw_util_dpp_acl_add(unit, p_flow, p_flow_elm, p_flow_elm->pon_port[i], p_flow_elm->net_port[p_flow->data.network_int_id]); |
| 1367 | |
| 1368 | if (ret != BCM_ERR_OK) |
| 1369 | { |
| 1370 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to add forwarding acl on pon %d, ret = %d\n", ret, i); |
| 1371 | break; |
| 1372 | } |
| 1373 | /* add a default drop rule (priority 0) on the LIF to drop packets that match VID but no match for other fields */ |
| 1374 | ret = bal_sw_util_dpp_dft_acl_add(unit, p_flow, p_flow_elm, p_flow_elm->pon_port[i]); |
| 1375 | if (ret != BCM_ERR_OK) |
| 1376 | { |
| 1377 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to add default acl on pon=0x%x, ret = %d\n", p_flow_elm->pon_port[i], ret); |
| 1378 | break; |
| 1379 | } |
| 1380 | } |
| 1381 | |
| 1382 | if(ret != BCM_ERR_OK) |
| 1383 | { |
| 1384 | BCM_LOG(ERROR, log_id_sw_util, |
| 1385 | " ERROR: fail to add US ACL to pon_%d in flow id %d from the list\n", i, p_flow->key.flow_id); |
| 1386 | return BCM_ERR_INTERNAL; |
| 1387 | } |
| 1388 | } |
| 1389 | |
| 1390 | BCM_LOG(INFO, log_id_sw_util, |
| 1391 | " remove packet discard function from PON in flow id %d \n",p_flow->key.flow_id); |
| 1392 | /* remove the PON ports from DISCARD_XXX mode */ |
| 1393 | for(ii=0; ii<p_flow_elm->num_pon; ii++) |
| 1394 | { |
| 1395 | if(p_flow_elm->pon_port[ii] == 0) |
| 1396 | { |
| 1397 | /* if PON LIF is deleted, then continue to the next one */ |
| 1398 | continue; |
| 1399 | } |
| 1400 | ret = bcm_port_discard_set(p_flow_elm->device, p_flow_elm->pon_port[ii], BCM_PORT_DISCARD_NONE); |
| 1401 | if (ret != BCM_ERR_OK) |
| 1402 | { |
| 1403 | break; |
| 1404 | } |
| 1405 | } |
| 1406 | if(ret != BCM_ERR_OK) |
| 1407 | { |
| 1408 | BCM_LOG(ERROR, log_id_sw_util, |
| 1409 | " ERROR: fail to remove packet discard from pon_%d in flow id %d from the list\n", ii,p_flow->key.flow_id); |
| 1410 | |
| 1411 | ret = BCM_ERR_INTERNAL; |
| 1412 | } |
| 1413 | else |
| 1414 | { |
| 1415 | /* add flow type to the exist list */ |
| 1416 | p_flow_elm->type |= flow_type; |
| 1417 | ret = BCM_ERR_OK; |
| 1418 | } |
| 1419 | return ret; |
| 1420 | } |
| 1421 | } |
| 1422 | else /* same id and type is an error - we do not check if contents are the same or not */ |
| 1423 | { |
| 1424 | BCM_LOG(ERROR, log_id_sw_util, |
| 1425 | " ERROR: flow id %d type %d already exist\n",p_flow->key.flow_id, p_flow->key.flow_type); |
| 1426 | return BCM_ERR_INTERNAL; |
| 1427 | } |
| 1428 | } |
| 1429 | |
| 1430 | /* |
| 1431 | * First, validate that the specified PON has at least one NNI port on the same device. |
| 1432 | * If not, return an error, as this is not supported. |
| 1433 | */ |
| 1434 | ii = 0; |
| 1435 | ret = BCM_ERR_NOT_SUPPORTED; |
| 1436 | /* walk through the entire mapping table */ |
| 1437 | while(-1 != bal_bcm_net_inf_pbm_get(ii)) |
| 1438 | { |
| 1439 | if(bal_bcm_net_inf_dev_get(ii) == unit) |
| 1440 | { |
| 1441 | ret = BCM_ERR_OK; |
| 1442 | break; |
| 1443 | } |
| 1444 | ii++; /* Next NNI */ |
| 1445 | } |
| 1446 | |
| 1447 | do |
| 1448 | { |
| 1449 | /* |
| 1450 | * Check return code from device check above. Return if there was no local PON . |
| 1451 | */ |
| 1452 | if(BCM_ERR_OK != ret) |
| 1453 | { |
| 1454 | BCM_LOG(ERROR, log_id_sw_util, |
| 1455 | " ERROR: no network port is on the same device as access port %d\n", p_flow->data.access_int_id); |
| 1456 | break; |
| 1457 | } |
| 1458 | |
| 1459 | /* initialize link list flow element */ |
| 1460 | memset(&flow_elm, 0, sizeof (bal_sw_flow)); |
| 1461 | /* fill in the basic info */ |
| 1462 | flow_elm.id = p_flow->key.flow_id; |
| 1463 | flow_elm.device = unit; |
| 1464 | flow_elm.type = flow_type; |
| 1465 | flow_elm.svc_port = p_flow->data.svc_port_id; |
| 1466 | flow_elm.flow_cookie = p_flow->data.cookie; |
| 1467 | |
| 1468 | tunnel_id = (bcm_vlan_t)p_flow->data.svc_port_id; |
| 1469 | pon = bal_bcm_pon_inf_pbm_get(p_flow->data.access_int_id); |
| 1470 | |
| 1471 | /* Map the tunnel ID to a PON channel OTM port */ |
| 1472 | rv = bcm_port_pon_tunnel_map_set(unit, |
| 1473 | pon, |
| 1474 | tunnel_id, |
| 1475 | pon); |
| 1476 | if (rv != BCM_E_NONE) |
| 1477 | { |
| 1478 | BCM_LOG(ERROR, log_id_sw_util, |
| 1479 | "Error, bcm_port_pon_tunnel_map_set on pon %d failed %d" |
| 1480 | " (have you chosen the correct intf_maptable?)\n", pon, rv); |
| 1481 | ret = BCM_ERR_INTERNAL; |
| 1482 | break; |
| 1483 | } |
| 1484 | |
| 1485 | /* For TRAP to HOST action, it can be either upstream or downsteram, |
| 1486 | There is no packet manipulation, just insert an ACL and return. |
| 1487 | For flow action equal TRAP_TO_HOST, DS flow has to use different flow id even if the classifier is the same as the US. |
| 1488 | This is to simplify the REMOVE/DELETE operation in the switch. |
| 1489 | */ |
| 1490 | if ((BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, action)) && |
| 1491 | (p_flow->data.action.cmds_bitmask & BCMBAL_ACTION_CMD_ID_TRAP_TO_HOST) |
| 1492 | ) |
| 1493 | { |
| 1494 | /* For US, create an in LIF for matching, this allow trapping of different tunnel_id on the same PON. |
| 1495 | Tunnel_id is stripped before packets are forwarding to the host */ |
| 1496 | if(p_flow->key.flow_type == BCMBAL_FLOW_TYPE_UPSTREAM) |
| 1497 | { |
| 1498 | if(BCMOS_FALSE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, pkt_tag_type)) |
| 1499 | { |
| 1500 | BCMBAL_ATTRIBUTE_PROP_SET(&p_flow->data.classifier, classifier, pkt_tag_type, BCMBAL_PKT_TAG_TYPE_UNTAGGED); |
| 1501 | BCM_LOG(WARNING, log_id_sw_util, "Tag Type for Upstream Packet Trapping is not set, default to UNTAGGED\n"); |
| 1502 | } |
| 1503 | |
| 1504 | bcm_vlan_port_t_init(&vp); |
| 1505 | |
| 1506 | /* preserve any incoming packet vlan tags */ |
| 1507 | vp.flags = BCM_VLAN_PORT_OUTER_VLAN_PRESERVE | BCM_VLAN_PORT_INNER_VLAN_PRESERVE | BCM_VLAN_PORT_FORWARD_GROUP; |
| 1508 | |
| 1509 | switch(p_flow->data.classifier.pkt_tag_type) |
| 1510 | { |
| 1511 | case BCMBAL_PKT_TAG_TYPE_SINGLE_TAG: |
| 1512 | /* match both tunnel and outer tag on ingress PON */ |
| 1513 | vp.criteria = BCM_VLAN_PORT_MATCH_PORT_TUNNEL_VLAN; |
| 1514 | break; |
| 1515 | case BCMBAL_PKT_TAG_TYPE_DOUBLE_TAG: |
| 1516 | /* match tunnel and both outer and inner tags on ingress PON */ |
| 1517 | vp.criteria = BCM_VLAN_PORT_MATCH_PORT_TUNNEL_VLAN_STACKED; |
| 1518 | break; |
| 1519 | case BCMBAL_PKT_TAG_TYPE_UNTAGGED: |
| 1520 | default: /* just to make compiler happy */ |
| 1521 | /* match tunnel tag on ingress PON */ |
| 1522 | vp.criteria = BCM_VLAN_PORT_MATCH_PORT_TUNNEL; |
| 1523 | break; |
| 1524 | } |
| 1525 | |
| 1526 | vp.port = pon; |
| 1527 | vp.match_tunnel_value = tunnel_id; |
| 1528 | vp.egress_tunnel_value = tunnel_id; |
| 1529 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, o_vid)) |
| 1530 | { |
| 1531 | vp.match_vlan = p_flow->data.classifier.o_vid; |
| 1532 | } |
| 1533 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, i_vid)) |
| 1534 | { |
| 1535 | vp.match_inner_vlan = p_flow->data.classifier.i_vid; |
| 1536 | } |
| 1537 | vp.vsi = 0; /* will be populated when the gport is added to service, using vswitch_port_add */ |
| 1538 | |
| 1539 | /* Create the vlan port (i.e., PON LIF) */ |
| 1540 | rv = bcm_vlan_port_create(unit, &vp); |
| 1541 | if (rv != BCM_E_NONE) |
| 1542 | { |
| 1543 | BCM_LOG(ERROR, log_id_sw_util, "Error, bcm_vlan_port_create pon %d failed %d\n", pon, rv); |
| 1544 | return BCM_ERR_INTERNAL; |
| 1545 | } |
| 1546 | ret = bal_sw_util_dpp_acl_add(unit, p_flow, &flow_elm, vp.vlan_port_id, 0); |
| 1547 | } |
| 1548 | else |
| 1549 | { |
| 1550 | ret = bal_sw_util_dpp_acl_add(unit, p_flow, &flow_elm, 0, 0); |
| 1551 | } |
| 1552 | |
| 1553 | if(BCM_ERR_OK != ret) |
| 1554 | { |
| 1555 | BCM_LOG(ERROR, log_id_sw_util, " ERROR: fail to add %s acl rule on trap\n", (p_flow->key.flow_type == BCMBAL_FLOW_TYPE_UPSTREAM)? "US":"DS" ); |
| 1556 | } |
| 1557 | else |
| 1558 | { |
| 1559 | ret = bal_sw_util_flow_list_insert(flow_elm); |
| 1560 | BCM_LOG(INFO, log_id_sw_util, "Add flow_elm %d type %d, trap_code 0x%x, eid=%d Success\n", flow_elm.id, flow_elm.type, flow_elm.trap_code, flow_elm.field_entry_id[0]); |
| 1561 | } |
| 1562 | return ret; |
| 1563 | } /* endif TRAP_TO_HOST ACTION */ |
| 1564 | |
| 1565 | /* For TR-156 1:1, single tagged on V and R/S interface. |
| 1566 | The vswitch will push a tunnel tag on the down stream packets. |
| 1567 | The vswitch will pop the tunnel tag from the upstream packets. |
| 1568 | |
| 1569 | TBD For TR-156 1:1, double tagged on V interface and single tagged on R/S interface. |
| 1570 | The vswitch will replace the outer tag with tunnel tag on the down stream packets. |
| 1571 | The vswitch will replace the tunnel tag with outer vid on upstream packets. |
| 1572 | |
| 1573 | For TR-156 N:1, single tagged on V and R/S interface. |
| 1574 | The vswitch will learn the upstream source MAC for downstream forwarding |
| 1575 | */ |
| 1576 | |
| 1577 | /* packet tag type and service port id are required fields when there is no action - checked in validation stage */ |
| 1578 | /* Here make sure it is the supported type */ |
| 1579 | if(p_flow->data.classifier.pkt_tag_type != BCMBAL_PKT_TAG_TYPE_UNTAGGED && |
| 1580 | p_flow->data.classifier.pkt_tag_type != BCMBAL_PKT_TAG_TYPE_SINGLE_TAG && |
| 1581 | p_flow->data.classifier.pkt_tag_type != BCMBAL_PKT_TAG_TYPE_DOUBLE_TAG) |
| 1582 | { |
| 1583 | BCM_LOG(ERROR, log_id_sw_util, |
| 1584 | " ERROR: classifier packet tag type 0x%x is invalid\n", p_flow->data.classifier.pkt_tag_type); |
| 1585 | ret = BCM_ERR_PARM; |
| 1586 | break; |
| 1587 | } |
| 1588 | |
| 1589 | /* create a local reverse flow for symmetry configurations */ |
| 1590 | ret = bal_sw_util_reverse_flow_create(p_flow, &flow_rev); |
| 1591 | if (ret != BCM_ERR_OK) |
| 1592 | { |
| 1593 | BCM_LOG(ERROR, log_id_sw_util, "Error, (internal failure): fail to reverse flow\n"); |
| 1594 | ret = BCM_ERR_INTERNAL; |
| 1595 | break; |
| 1596 | } |
| 1597 | |
| 1598 | if(p_flow->key.flow_type == BCMBAL_FLOW_TYPE_UPSTREAM) |
| 1599 | { |
| 1600 | p_us_flow = p_flow; |
| 1601 | p_ds_flow = &flow_rev; |
| 1602 | } |
| 1603 | else |
| 1604 | { |
| 1605 | p_us_flow = &flow_rev; |
| 1606 | p_ds_flow = p_flow; |
| 1607 | } |
| 1608 | |
| 1609 | |
| 1610 | /* create the vswitch */ |
| 1611 | /* if flow is associated with a GROUP, use the vswitch from the GROUP */ |
| 1612 | if(BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, group_id)) |
| 1613 | { |
| 1614 | bal_sw_group_list *p_group_list; |
| 1615 | /* get a pointer to the specified group instance */ |
| 1616 | p_group_list = bal_sw_util_dpp_group_list_get_by_id(p_flow->data.group_id); |
| 1617 | |
| 1618 | if ( p_group_list == NULL) |
| 1619 | { |
| 1620 | BCM_LOG(ERROR, log_id_sw_util, |
| 1621 | " ERROR: group %d not found\n", p_flow->data.group_id); |
| 1622 | ret = BCM_ERR_INTERNAL; |
| 1623 | break; |
| 1624 | } |
| 1625 | |
| 1626 | /* retrieve the vswitch instance */ |
| 1627 | p_vsi_svc = p_group_list->p_vsi; |
| 1628 | vsi = (p_group_list->p_vsi)->vswitch; |
| 1629 | /* add flow to the vsi service tag list */ |
| 1630 | ret = bal_sw_util_dpp_vsi_service_tag_add(unit, p_vsi_svc, p_flow, &svc_tag_indx); |
| 1631 | if (ret != BCM_ERR_OK) |
| 1632 | { |
| 1633 | BCM_LOG(ERROR, log_id_sw_util, "Error, flow fail to add service to vsi service tag list\n"); |
| 1634 | ret = BCM_ERR_INTERNAL; |
| 1635 | break; |
| 1636 | } |
| 1637 | |
| 1638 | /* set the mac learning distribution list */ |
| 1639 | if(BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, resolve_mac) && |
| 1640 | BCMOS_TRUE == p_flow->data.resolve_mac) |
| 1641 | { |
| 1642 | bcm_l2_addr_distribute_t dist; |
| 1643 | |
| 1644 | bcm_l2_addr_distribute_t_init(&dist); |
| 1645 | dist.vid = vsi; |
| 1646 | dist.flags = BCM_L2_ADDR_DIST_SET_CPU_DMA_DISTRIBUTER | BCM_L2_ADDR_DIST_SET_LEARN_DISTRIBUTER; |
| 1647 | dist.flags |= BCM_L2_ADDR_DIST_LEARN_EVENT | BCM_L2_ADDR_DIST_AGED_OUT_EVENT | BCM_L2_ADDR_DIST_STATION_MOVE_EVENT; |
| 1648 | rv = bcm_l2_addr_msg_distribute_set(unit, &dist); |
| 1649 | if (rv != BCM_E_NONE) |
| 1650 | { |
| 1651 | BCM_LOG(ERROR, log_id_sw_util, "Error, bcm_l2_addr_msg_distribute_set"); |
| 1652 | ret = BCM_ERR_INTERNAL; |
| 1653 | break; |
| 1654 | } |
| 1655 | } |
| 1656 | } |
| 1657 | else |
| 1658 | { |
| 1659 | /* vsi service needs down stream info for in LIF VLAN info */ |
| 1660 | p_vsi_svc = bal_sw_util_dpp_vsi_service_create(unit, p_ds_flow, &svc_tag_indx); |
| 1661 | if(p_vsi_svc == NULL) |
| 1662 | { |
| 1663 | BCM_LOG(ERROR, log_id_sw_util, "Error, vsi create failed\n"); |
| 1664 | ret = BCM_ERR_INTERNAL; |
| 1665 | break; |
| 1666 | } |
| 1667 | vsi = p_vsi_svc->vswitch; |
| 1668 | } |
| 1669 | /* === create a PON LIF === */ |
| 1670 | |
| 1671 | /* if DS SLA is set, create a VOQ id, otherwise use local port id */ |
| 1672 | /** @note QoS from the Downstream flow config is taken to configure SLA in the switch. Upstream is done in MAC. |
| 1673 | */ |
| 1674 | if ((p_flow->key.flow_type == BCMBAL_FLOW_TYPE_DOWNSTREAM) && (BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, sla))) |
| 1675 | { |
| 1676 | p_service_cfg = bcmos_calloc(sizeof(bal_sw_dpp_qos_service_cfg)); |
| 1677 | if (p_service_cfg == NULL) |
| 1678 | { |
| 1679 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to alloc a bal_sw_dpp_qos_service_cfg_t\n"); |
| 1680 | ret = BCM_ERR_INTERNAL; |
| 1681 | break; |
| 1682 | } |
| 1683 | |
| 1684 | p_service_cfg->service_type = BAL_BCM_SVC_TYPE_IP; |
| 1685 | p_service_cfg->bal_flow_id = p_flow->key.flow_id; |
| 1686 | p_service_cfg->pon_port = p_flow->data.access_int_id; |
| 1687 | p_service_cfg->tunnel_id = tunnel_id; |
| 1688 | /* TBD - channelize port config */ |
| 1689 | p_service_cfg->ds_qos.pon_chan = 0; |
| 1690 | p_service_cfg->ds_qos.min.rate = p_flow->data.sla.min_rate; |
| 1691 | /* burst - set it to twice the rate */ |
| 1692 | max_burst = ( (2*p_service_cfg->ds_qos.min.rate) < BAL_MAX_BURST_RATE )? (2*p_service_cfg->ds_qos.min.rate): BAL_MAX_BURST_RATE; |
| 1693 | p_service_cfg->ds_qos.min.burst = max_burst; |
| 1694 | /* TBD priority */ |
| 1695 | p_service_cfg->ds_qos.min.traffic_priority = 2; |
| 1696 | |
| 1697 | p_service_cfg->ds_qos.max.rate = p_flow->data.sla.max_rate - p_flow->data.sla.min_rate; |
| 1698 | /* burst - set it to twice the rate */ |
| 1699 | max_burst = ( (2*p_service_cfg->ds_qos.max.rate) < BAL_MAX_BURST_RATE )? (2*p_service_cfg->ds_qos.max.rate): BAL_MAX_BURST_RATE; |
| 1700 | p_service_cfg->ds_qos.max.burst = max_burst; |
| 1701 | /* TBD priority */ |
| 1702 | p_service_cfg->ds_qos.max.traffic_priority = 2; |
| 1703 | ret = bal_sw_dpp_llid_qos_config(unit, p_service_cfg); |
| 1704 | /* Check for errors */ |
| 1705 | if (ret != BCM_ERR_OK) |
| 1706 | { |
| 1707 | /* Failure */ |
| 1708 | BCM_LOG(WARNING, log_id_sw_util, |
| 1709 | "Downstream QoS configuration failed for pon %u tid %u\n", |
| 1710 | p_flow->data.access_int_id, tunnel_id); |
| 1711 | break; |
| 1712 | } |
| 1713 | BCM_GPORT_UNICAST_QUEUE_GROUP_SET(pon, p_service_cfg->ds_qos.voq_flow_id); |
| 1714 | sys_pon = p_service_cfg->ds_qos.voq_gport; |
| 1715 | BCM_LOG(INFO, log_id_sw_util, " use voq_id 0x%x queue group 0x%x, voq_gport 0x%x to create PON LIFT\n", p_service_cfg->ds_qos.voq_flow_id, pon, sys_pon); |
| 1716 | |
| 1717 | /* clear the VOQ stats here */ |
| 1718 | bal_sw_dpp_qos_clear_voq_stats(unit, sys_pon); |
| 1719 | } |
| 1720 | else |
| 1721 | { |
| 1722 | sys_pon = pon; |
| 1723 | BCM_LOG(INFO, log_id_sw_util, " use pp port 0x%x to create PON LIFT\n", pon); |
| 1724 | } |
| 1725 | |
| 1726 | /* Configure the switch pon LIF based on classifier in the flow. |
| 1727 | The pon LIF filter the ingress packets from PON, so use the classifier in the US direction. |
| 1728 | This means, if the original flow configuration is for Downstream, use the reverse flow that locally created */ |
| 1729 | |
| 1730 | bcm_vlan_port_t_init(&vp); |
| 1731 | |
| 1732 | /* preserve any incoming packet vlan tags, if vlan actions are required, do it using egress translation */ |
| 1733 | vp.flags = BCM_VLAN_PORT_OUTER_VLAN_PRESERVE | BCM_VLAN_PORT_INNER_VLAN_PRESERVE; |
| 1734 | /* It is required to set the FEC flag so that the egress redirection action from the DS classification can |
| 1735 | select the correct PON LIF to forward the packet */ |
| 1736 | vp.flags |= BCM_VLAN_PORT_FORWARD_GROUP; |
| 1737 | |
| 1738 | |
| 1739 | switch(p_us_flow->data.classifier.pkt_tag_type) |
| 1740 | { |
| 1741 | case BCMBAL_PKT_TAG_TYPE_SINGLE_TAG: |
| 1742 | /* match both tunnel and outer tag on ingress PON */ |
| 1743 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_us_flow->data.classifier, classifier, o_pbits)) |
| 1744 | { |
| 1745 | vp.criteria = BCM_VLAN_PORT_MATCH_PORT_TUNNEL_PCP_VLAN; |
| 1746 | vp.match_pcp = p_us_flow->data.classifier.o_pbits; |
| 1747 | } |
| 1748 | else |
| 1749 | { |
| 1750 | vp.criteria = BCM_VLAN_PORT_MATCH_PORT_TUNNEL_VLAN; |
| 1751 | } |
| 1752 | break; |
| 1753 | case BCMBAL_PKT_TAG_TYPE_DOUBLE_TAG: |
| 1754 | /* Otherwise match both tunnel and both outer and inner tags on ingress PON */ |
| 1755 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_us_flow->data.classifier, classifier, o_pbits)) |
| 1756 | { |
| 1757 | vp.criteria = BCM_VLAN_PORT_MATCH_PORT_TUNNEL_PCP_VLAN_STACKED; |
| 1758 | vp.match_pcp = p_us_flow->data.classifier.o_pbits; |
| 1759 | } |
| 1760 | else |
| 1761 | { |
| 1762 | vp.criteria = BCM_VLAN_PORT_MATCH_PORT_TUNNEL_VLAN_STACKED; |
| 1763 | } |
| 1764 | break; |
| 1765 | case BCMBAL_PKT_TAG_TYPE_UNTAGGED: |
| 1766 | /* Otherwise match tunnel tag on ingress PON */ |
| 1767 | { |
| 1768 | vp.criteria = BCM_VLAN_PORT_MATCH_PORT_TUNNEL; |
| 1769 | } |
| 1770 | break; |
| 1771 | default: |
| 1772 | /* should not reach here */ |
| 1773 | BCM_LOG(ERROR, log_id_sw_util, "Error, Unsupported packet type %d for pon LIF\n",p_us_flow->data.classifier.pkt_tag_type ); |
| 1774 | return BCM_ERR_INTERNAL; |
| 1775 | } |
| 1776 | |
| 1777 | |
| 1778 | vp.port = pon; |
| 1779 | vp.match_tunnel_value = tunnel_id; |
| 1780 | vp.egress_tunnel_value = tunnel_id; |
| 1781 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_us_flow->data.classifier, classifier, o_vid)) |
| 1782 | { |
| 1783 | vp.match_vlan = p_us_flow->data.classifier.o_vid; |
| 1784 | } |
| 1785 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_us_flow->data.classifier, classifier, i_vid)) |
| 1786 | { |
| 1787 | vp.match_inner_vlan = p_us_flow->data.classifier.i_vid; |
| 1788 | } |
| 1789 | vp.vsi = 0; /* will be populated when the gport is added to service, using vswitch_port_add */ |
| 1790 | |
| 1791 | /* Create the vlan port (i.e., PON LIF) */ |
| 1792 | rv = bcm_vlan_port_create(unit, &vp); |
| 1793 | if (rv != BCM_E_NONE) |
| 1794 | { |
| 1795 | BCM_LOG(ERROR, log_id_sw_util, "Error, bcm_vlan_port_create pon %d failed %d\n", pon, rv); |
| 1796 | ret = BCM_ERR_INTERNAL; |
| 1797 | break; |
| 1798 | } |
| 1799 | |
| 1800 | pon_gport = vp.vlan_port_id; |
| 1801 | /* set pon gport to first element of the array */ |
| 1802 | flow_elm.pon_port[0] = pon_gport; |
| 1803 | |
| 1804 | /* set PON port DISCARD mode to reflect the flow direction. When two BAL flows with same id and different directions |
| 1805 | are configured, the DISCARD mode will be set back to NONE */ |
| 1806 | if (flow_elm.type == BAL_SW_FLOW_TYPE_DOWNSTREAM) |
| 1807 | { |
| 1808 | BCM_LOG(INFO, log_id_sw_util, "Info, bcm_port_discard_set pon 0x%x to DISCARD_INGRESS\n", pon_gport); |
| 1809 | rv = bcm_port_discard_set(unit, pon_gport, BCM_PORT_DISCARD_INGRESS); |
| 1810 | } |
| 1811 | else if (flow_elm.type == BAL_SW_FLOW_TYPE_UPSTREAM) |
| 1812 | { |
| 1813 | /* allow bi-direction for N:1 service */ |
| 1814 | if( BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_us_flow, flow, group_id) && |
| 1815 | BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_us_flow, flow, resolve_mac) && |
| 1816 | BCMOS_TRUE == p_us_flow->data.resolve_mac) |
| 1817 | { |
| 1818 | rv = BCM_E_NONE; |
| 1819 | } |
| 1820 | else |
| 1821 | { |
| 1822 | BCM_LOG(INFO, log_id_sw_util, "Info, bcm_port_discard_set pon 0x%x to DISCARD_EGRESS\n", pon_gport); |
| 1823 | rv = bcm_port_discard_set(unit, pon_gport, BCM_PORT_DISCARD_EGRESS); |
| 1824 | } |
| 1825 | } |
| 1826 | else |
| 1827 | { |
| 1828 | rv = BCM_E_NONE; |
| 1829 | } |
| 1830 | |
| 1831 | if (rv != BCM_E_NONE) |
| 1832 | { |
| 1833 | BCM_LOG(ERROR, log_id_sw_util, "Error, bcm_port_discard_set failed %d\n", rv); |
| 1834 | /* ARAD does not support the DISCARD function as of 6.5.4 */ |
| 1835 | #ifdef QAX_SWITCH |
| 1836 | ret = BCM_ERR_INTERNAL; |
| 1837 | break; |
| 1838 | #endif |
| 1839 | } |
| 1840 | |
| 1841 | // add pon gport to vswitch |
| 1842 | rv = bcm_vswitch_port_add(unit, vsi, pon_gport); |
| 1843 | if (rv != BCM_E_NONE) |
| 1844 | { |
| 1845 | BCM_LOG(ERROR, log_id_sw_util, "Error, bcm_vswitch_port_add for pon 0x%x failed %d\n", pon, rv); |
| 1846 | ret = BCM_ERR_INTERNAL; |
| 1847 | break; |
| 1848 | } |
| 1849 | else |
| 1850 | { |
| 1851 | BCM_LOG(INFO, log_id_sw_util, "Info, bcm_vswitch_port_add for pon 0x%x, gport 0x%x\n", pon, pon_gport); |
| 1852 | } |
| 1853 | |
| 1854 | if(BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, group_id) && |
| 1855 | BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, resolve_mac) && |
| 1856 | BCMOS_TRUE == p_flow->data.resolve_mac) |
| 1857 | { |
| 1858 | /* for flows that need to resolve mac, don't forward unknown traffics */ |
| 1859 | BCM_LOG(DEBUG, log_id_sw_util, "pon %d:0x%x bypass downstream MC group join\n", pon, pon_gport); |
| 1860 | } |
| 1861 | else |
| 1862 | { |
| 1863 | // obtain encapsulation ID for legacy reason, used in ADD API */ |
| 1864 | rv = bcm_multicast_vlan_encap_get(unit, p_vsi_svc->ds_flood_grp_id, sys_pon, pon_gport, &pon_encap_id); |
| 1865 | if (rv != BCM_E_NONE) |
| 1866 | { |
| 1867 | BCM_LOG(ERROR, log_id_sw_util, "Error, bcm_multicast_vlan_encap_get for pon failed %d\n", rv); |
| 1868 | ret = BCM_ERR_INTERNAL; |
| 1869 | break; |
| 1870 | } |
| 1871 | /* join the downstream multicast group as a member of replication list */ |
| 1872 | rv = bcm_multicast_ingress_add(unit, p_vsi_svc->ds_flood_grp_id, sys_pon, pon_encap_id); |
| 1873 | if (rv != BCM_E_NONE) |
| 1874 | { |
| 1875 | BCM_LOG(ERROR, log_id_sw_util, "Error, bcm_multicast_ingress_add for pon failed %d\n", rv); |
| 1876 | ret = BCM_ERR_INTERNAL; |
| 1877 | break; |
| 1878 | } |
| 1879 | /* now set the type of packets that goes to the upstream flooding group (offset 0) */ |
| 1880 | rv = bcm_port_control_set(unit, pon_gport, bcmPortControlFloodUnknownUcastGroup, BAL_DPP_US_FLOOD_OFFSET); |
| 1881 | if (rv != BCM_E_NONE) |
| 1882 | { |
| 1883 | BCM_LOG(ERROR, log_id_sw_util, "Error, bcm_port_control_set ucast for pon failed %d\n", rv); |
| 1884 | } |
| 1885 | } |
| 1886 | rv = bcm_port_control_set(unit, pon_gport, bcmPortControlFloodUnknownMcastGroup, BAL_DPP_US_FLOOD_OFFSET); |
| 1887 | if (rv != BCM_E_NONE) |
| 1888 | { |
| 1889 | BCM_LOG(ERROR, log_id_sw_util, "Error, bcm_port_control_set mcast for pon failed %d\n", rv); |
| 1890 | break; |
| 1891 | } |
| 1892 | rv = bcm_port_control_set(unit, pon_gport, bcmPortControlFloodBroadcastGroup, BAL_DPP_US_FLOOD_OFFSET); |
| 1893 | if (rv != BCM_E_NONE) |
| 1894 | { |
| 1895 | BCM_LOG(ERROR, log_id_sw_util, "Error, bcm_port_control_set bcast for pon failed %d\n", rv); |
| 1896 | break; |
| 1897 | } |
| 1898 | /* perform vlan translation on pon port, pon egress info is in the Downstream configuration */ |
| 1899 | if (BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_ds_flow, flow, action)) |
| 1900 | { |
| 1901 | ret = bal_sw_util_dpp_invlanx(unit, p_us_flow, pon_gport); |
| 1902 | if (ret != BCM_ERR_OK) |
| 1903 | { |
| 1904 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to perform ingress vlan translation on pon %d\n", pon); |
| 1905 | break; |
| 1906 | } |
| 1907 | ret = bal_sw_util_dpp_evlanx(unit, p_ds_flow, pon_gport); |
| 1908 | if (ret != BCM_ERR_OK) |
| 1909 | { |
| 1910 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to perform egress vlan translation on pon %d\n", pon); |
| 1911 | break; |
| 1912 | } |
| 1913 | } |
| 1914 | /* === PON LIF created === */ |
| 1915 | |
| 1916 | ii = 0; /* Start with the first NNI logical interface */ |
| 1917 | /* loop through all nni port, add them to vswitch, -1 indicate end of table */ |
| 1918 | /* Configure the switch nni LIF based on classifier in the flow. |
| 1919 | The nni LIF filter the ingress packets from Network, so use the classifier in the DS direction. |
| 1920 | This means, if the original flow configuration is for Upstream, use the reverse flow that locally created */ |
| 1921 | while(-1 != (nni = bal_bcm_net_inf_pbm_get(ii))) |
| 1922 | { |
| 1923 | /* skip nni port that is not in the same device or not valid */ |
| 1924 | if ( bal_bcm_net_inf_dev_get(ii) != unit || |
| 1925 | BCMOS_FALSE == bcm_topo_nni_is_valid(ii)) |
| 1926 | { |
| 1927 | ii++; |
| 1928 | continue; |
| 1929 | } |
| 1930 | |
| 1931 | /* if nni port is specified in the flow, skip the other nni ports */ |
| 1932 | if ( BCMBAL_CFG_PROP_IS_SET(p_ds_flow, flow, network_int_id) && |
| 1933 | ii != p_ds_flow->data.network_int_id |
| 1934 | ) |
| 1935 | { |
| 1936 | ii++; |
| 1937 | continue; |
| 1938 | } |
| 1939 | |
| 1940 | /* create gport based on nni physical port number */ |
| 1941 | |
| 1942 | ret = bal_sw_util_dpp_vsi_service_port_add(unit, p_vsi_svc, svc_tag_indx, nni, &nni_gport); |
| 1943 | if (ret != BCM_ERR_OK) |
| 1944 | { |
| 1945 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to add nni %d to vsi\n", nni); |
| 1946 | break; |
| 1947 | } |
| 1948 | |
| 1949 | flow_elm.net_port[flow_elm.num_net] = nni_gport; |
| 1950 | flow_elm.num_net++; |
| 1951 | |
| 1952 | /* perform vlan translation on nni port, nni egress info is in the Upstream configuration */ |
| 1953 | if (BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_us_flow, flow, action)) |
| 1954 | { |
| 1955 | rv = bcm_vlan_control_port_set(unit, nni_gport, bcmVlanPortTranslateKeyFirst, bcmVlanTranslateKeyPortOuter); |
| 1956 | if (rv != BCM_E_NONE) |
| 1957 | { |
| 1958 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to perform vlan control port set on nni %d\n", nni); |
| 1959 | break; |
| 1960 | } |
| 1961 | ret = bal_sw_util_dpp_invlanx(unit, p_ds_flow, nni_gport); |
| 1962 | if (ret != BCM_ERR_OK) |
| 1963 | { |
| 1964 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to perform ingress vlan translation on nni %d\n", nni); |
| 1965 | break; |
| 1966 | } |
| 1967 | |
| 1968 | ret = bal_sw_util_dpp_evlanx(unit, p_us_flow, nni_gport); |
| 1969 | if (ret != BCM_ERR_OK) |
| 1970 | { |
| 1971 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to perfrom egress vlan translation on nni %d\n", nni); |
| 1972 | break; |
| 1973 | } |
| 1974 | } |
| 1975 | /* if classifier is more than just port + VLAN tags, add ACL rule to re-direct packet to egress port. |
| 1976 | This bypass the ingress LIF as LIF check VID only. |
| 1977 | Upstream classification is expected to be done in ONU (onu add GEM based on classifiers for upstream) */ |
| 1978 | if( p_flow->key.flow_type == BCMBAL_FLOW_TYPE_DOWNSTREAM && |
| 1979 | bal_sw_util_flow_ds_acl_cls_chk(p_ds_flow) == BCMOS_TRUE ) |
| 1980 | { |
| 1981 | /* add re-direct rule */ |
| 1982 | if( BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_ds_flow, flow, network_int_id)) |
| 1983 | { |
| 1984 | ret = bal_sw_util_dpp_acl_add(unit, p_ds_flow, &flow_elm, nni_gport, pon_gport); |
| 1985 | } |
| 1986 | else /* Rule need to match the network port, otherwise, it will apply to all ports - nni and pon */ |
| 1987 | { |
| 1988 | BCMBAL_CFG_PROP_SET(p_ds_flow, flow, network_int_id, ii); |
| 1989 | ret = bal_sw_util_dpp_acl_add(unit, p_ds_flow, &flow_elm, nni_gport, pon_gport); |
| 1990 | BCMBAL_CFG_PROP_CLEAR(p_ds_flow, flow, network_int_id); |
| 1991 | } |
| 1992 | if (ret != BCM_ERR_OK) |
| 1993 | { |
| 1994 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to add forwarding acl on nni %d, ret = %d\n", ret, ii); |
| 1995 | break; |
| 1996 | } |
| 1997 | /* add a dft drop rule (priority 0) on the LIF to drop packets that match VID but no match for other fields */ |
| 1998 | ret = bal_sw_util_dpp_dft_acl_add(unit, p_ds_flow, &flow_elm, nni_gport); |
| 1999 | if (ret != BCM_ERR_OK) |
| 2000 | { |
| 2001 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to add default acl on nni=0x%x, ret = %d\n", nni_gport, ret); |
| 2002 | break; |
| 2003 | } |
| 2004 | } |
| 2005 | /* If the user needs to perfrom upstream classification (in addition to VID), |
| 2006 | Add an ACL rule to re-direct packets. The ACL also allow upstream flows to be prioritized based on priority field */ |
| 2007 | if( p_flow->key.flow_type == BCMBAL_FLOW_TYPE_UPSTREAM && |
| 2008 | bal_sw_util_flow_us_acl_cls_chk(p_us_flow) == BCMOS_TRUE && |
| 2009 | /* there are issues using traditional API for PON application when egress vlan translation and ingress ACL are both active. |
| 2010 | Enable the ACL only when there is no vlan action - TBD */ |
| 2011 | BCMOS_FALSE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, action)) |
| 2012 | { |
| 2013 | /* ACL requires an action, currently support trap or re-direct the flow. |
| 2014 | TRAP has been handle in other path, here we require user to specify which port to re-direct. |
| 2015 | Other options will be adding multiple ACL to cover all possible egress ports - TBD */ |
| 2016 | if( BCMOS_FALSE == BCMBAL_CFG_PROP_IS_SET(p_us_flow, flow, network_int_id)) |
| 2017 | { |
| 2018 | BCM_LOG(ERROR, log_id_sw_util, "Error, Upstream classifier in addition to VID without NNI port set is not suppotred\n"); |
| 2019 | break; |
| 2020 | } |
| 2021 | else |
| 2022 | { |
| 2023 | ret = bal_sw_util_dpp_acl_add(unit, p_us_flow, &flow_elm, pon_gport, nni_gport); |
| 2024 | } |
| 2025 | if (ret != BCM_ERR_OK) |
| 2026 | { |
| 2027 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to add forwarding acl on pon %d, ret = %d\n", ret, pon); |
| 2028 | break; |
| 2029 | } |
| 2030 | /* add a default drop rule (priority 0) on the LIF to drop packets that match VID but no match for other fields */ |
| 2031 | ret = bal_sw_util_dpp_dft_acl_add(unit, p_us_flow, &flow_elm, pon_gport); |
| 2032 | if (ret != BCM_ERR_OK) |
| 2033 | { |
| 2034 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to add default acl on pon=0x%x, ret = %d\n", pon_gport, ret); |
| 2035 | break; |
| 2036 | } |
| 2037 | } |
| 2038 | |
| 2039 | ii++; /* Next NNI */ |
| 2040 | } |
| 2041 | /* skip the rest if anything goes wrong */ |
| 2042 | if( ret != BCM_ERR_OK) |
| 2043 | { |
| 2044 | break; |
| 2045 | } |
| 2046 | /* Configure PCP/Cos to Traffic Class mapping. This has to be done after the NNI LIFs are created */ |
| 2047 | if (p_flow->key.flow_type == BCMBAL_FLOW_TYPE_DOWNSTREAM && BCMOS_TRUE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, sla)) |
| 2048 | { |
| 2049 | p_service_cfg->num_nni_gport = flow_elm.num_net; |
| 2050 | for( ii = 0; ii < p_service_cfg->num_nni_gport; ii++) |
| 2051 | { |
| 2052 | p_service_cfg->nni_gport[ii] = flow_elm.net_port[ii]; |
| 2053 | } |
| 2054 | ret = bal_sw_dpp_llid_set_qos_port_map(unit, p_service_cfg); |
| 2055 | if (ret != BCM_ERR_OK) |
| 2056 | { |
| 2057 | BCM_LOG(ERROR, log_id_sw_util, "Error, fail to perfrom nni qos port map, ret = %d\n", ret); |
| 2058 | break; |
| 2059 | } |
| 2060 | } |
| 2061 | |
| 2062 | } while(0); |
| 2063 | |
| 2064 | if( ret == BCM_ERR_OK) |
| 2065 | { |
| 2066 | /* add the flow info to the link list */ |
| 2067 | flow_elm.p_vsi_svc = p_vsi_svc; |
| 2068 | flow_elm.vsi_svc_indx = svc_tag_indx; |
| 2069 | flow_elm.num_pon = 1; |
| 2070 | flow_elm.p_service_cfg = p_service_cfg; |
| 2071 | |
| 2072 | /* nni ports are done in the nni loop */ |
| 2073 | flow_elm.valid = 1; |
| 2074 | bal_sw_util_flow_list_insert(flow_elm); |
| 2075 | |
| 2076 | BCM_LOG(INFO, log_id_sw_util, "Add flow_elm %d type %d, vswitch 0x%x, Success\n", flow_elm.id, flow_elm.type, p_vsi_svc->vswitch); |
| 2077 | } |
| 2078 | return ret; |
| 2079 | } |
| 2080 | |
| 2081 | |
| 2082 | /** |
| 2083 | * @brief The internal flow remove function program DPP to release resource that |
| 2084 | * were allocated during the ADD operation |
| 2085 | * |
| 2086 | * @param p_flow_elm a pointer to the internal flow list |
| 2087 | * |
| 2088 | * @return error code |
| 2089 | */ |
| 2090 | bcmos_errno bal_sw_util_dpp_flow_remove_int(bal_sw_flow *p_flow_elm) |
| 2091 | { |
| 2092 | bcmos_errno ret = BCM_ERR_OK; |
| 2093 | int rv, i, flow_id; |
| 2094 | bal_sw_vsi_service *p_vsi_svc; |
| 2095 | bal_sw_group_list *p_group_list; |
| 2096 | |
| 2097 | if(p_flow_elm == NULL) |
| 2098 | { |
| 2099 | BCM_LOG(ERROR, log_id_sw_util, " invalid pointer to the internal flow list\n"); |
| 2100 | return BCM_ERR_INTERNAL; |
| 2101 | } |
| 2102 | p_vsi_svc = (bal_sw_vsi_service *) p_flow_elm->p_vsi_svc; |
| 2103 | /* if anything go wrong, log a warning and continue release resources */ |
| 2104 | for(i = 0; i <p_flow_elm->num_pon; i++) |
| 2105 | { |
| 2106 | rv = bcm_vswitch_port_delete(p_flow_elm->device, p_vsi_svc->vswitch, p_flow_elm->pon_port[i]); |
| 2107 | if(rv) |
| 2108 | { |
| 2109 | BCM_LOG(WARNING, log_id_sw_util, " vswitch pon port 0x%x delete failed %d\n", p_flow_elm->pon_port[i], rv); |
| 2110 | } |
| 2111 | rv = bcm_vlan_port_destroy(p_flow_elm->device, p_flow_elm->pon_port[i]); |
| 2112 | if(rv) |
| 2113 | { |
| 2114 | BCM_LOG(WARNING, log_id_sw_util, " vswitch pon port 0x%x destroy failed %d\n", p_flow_elm->pon_port[i], rv); |
| 2115 | } |
| 2116 | p_flow_elm->pon_port[i] = 0; |
| 2117 | } |
| 2118 | p_flow_elm->num_pon = 0; |
| 2119 | |
| 2120 | for(i = 0; i <p_flow_elm->num_net; i++) |
| 2121 | { |
| 2122 | ret = bal_sw_util_dpp_vsi_service_port_rem(p_flow_elm->device, p_flow_elm->p_vsi_svc, p_flow_elm->vsi_svc_indx, p_flow_elm->net_port[i]); |
| 2123 | if(ret != BCM_ERR_OK) |
| 2124 | { |
| 2125 | BCM_LOG(WARNING, log_id_sw_util, " vsi service port 0x%x remove failed %d\n", p_flow_elm->net_port[i], ret); |
| 2126 | } |
| 2127 | |
| 2128 | p_flow_elm->net_port[i] = 0; |
| 2129 | } |
| 2130 | p_flow_elm->num_net = 0; |
| 2131 | |
| 2132 | /* release vswitch */ |
| 2133 | if (p_vsi_svc) |
| 2134 | { |
| 2135 | /* remove the vsi if no more service, destroy function will do the counting */ |
| 2136 | ret = bal_sw_util_dpp_vsi_service_destroy(p_flow_elm->device, p_vsi_svc); |
| 2137 | if(ret != BCM_ERR_OK) |
| 2138 | { |
| 2139 | BCM_LOG(WARNING, log_id_sw_util, " vsi service destroy failed %d\n", ret); |
| 2140 | } |
| 2141 | } |
| 2142 | /* decrement the group reference counter in the group list */ |
| 2143 | if (p_flow_elm->group_id) |
| 2144 | { |
| 2145 | p_group_list = bal_sw_util_dpp_group_list_get_by_id(p_flow_elm->group_id); |
| 2146 | if ( p_group_list == NULL) |
| 2147 | { |
| 2148 | BCM_LOG(WARNING, log_id_sw_util, |
| 2149 | " WARNING: MC flow remove can't find the mc group %d in the list\n", p_flow_elm->group_id); |
| 2150 | } |
| 2151 | else |
| 2152 | { |
| 2153 | if(p_group_list->use_count) |
| 2154 | { |
| 2155 | p_group_list->use_count--; |
| 2156 | } |
| 2157 | else |
| 2158 | { |
| 2159 | BCM_LOG(WARNING, log_id_sw_util, |
| 2160 | " WARNING: MC flow remove find the mc group %d in the list has no use_count\n", p_flow_elm->group_id); |
| 2161 | } |
| 2162 | } |
| 2163 | } |
| 2164 | |
| 2165 | /* relese trap */ |
| 2166 | if (p_flow_elm->trap_code) |
| 2167 | { |
| 2168 | rv = bcm_rx_trap_type_destroy(p_flow_elm->device, p_flow_elm->trap_code); |
| 2169 | if(rv) |
| 2170 | { |
| 2171 | BCM_LOG(WARNING, log_id_sw_util, " rx trap %d destroy failed %d\n", p_flow_elm->trap_code, rv); |
| 2172 | } |
| 2173 | p_flow_elm->trap_code = 0; |
| 2174 | p_flow_elm->trap_port = 0; |
| 2175 | } |
| 2176 | |
| 2177 | /* release acl, if any */ |
| 2178 | for(i = 0; i <p_flow_elm->num_eid; i++) |
| 2179 | { |
| 2180 | if (p_flow_elm->field_entry_id[i]) |
| 2181 | { |
| 2182 | rv = bcm_field_entry_remove(p_flow_elm->device, p_flow_elm->field_entry_id[i]); |
| 2183 | if(rv) |
| 2184 | { |
| 2185 | BCM_LOG(WARNING, log_id_sw_util, " field entry %d remove failed %d\n", p_flow_elm->field_entry_id[i], rv); |
| 2186 | } |
| 2187 | rv = bcm_field_entry_destroy(p_flow_elm->device, p_flow_elm->field_entry_id[i]); |
| 2188 | if(rv) |
| 2189 | { |
| 2190 | BCM_LOG(WARNING, log_id_sw_util, " field entry %d destroy failed %d\n", p_flow_elm->field_entry_id[i], rv); |
| 2191 | } |
| 2192 | p_flow_elm->field_entry_id[i] = 0; |
| 2193 | } |
| 2194 | } |
| 2195 | p_flow_elm->num_eid = 0; |
| 2196 | |
| 2197 | /* release llid qos, if any */ |
| 2198 | if (p_flow_elm->p_service_cfg) |
| 2199 | { |
| 2200 | /* any error during cleanup will be reported, but continue anyway */ |
| 2201 | bal_sw_dpp_llid_qos_cleanup(p_flow_elm->device, (bal_sw_dpp_qos_service_cfg *)p_flow_elm->p_service_cfg); |
| 2202 | bcmos_free(p_flow_elm->p_service_cfg); |
| 2203 | p_flow_elm->p_service_cfg = NULL; |
| 2204 | } |
| 2205 | |
| 2206 | /* remove from the internal link list */ |
| 2207 | flow_id = p_flow_elm->id; |
| 2208 | ret = bal_sw_util_flow_list_remove(p_flow_elm); |
| 2209 | if(ret == BCM_ERR_OK) |
| 2210 | { |
| 2211 | BCM_LOG(INFO, log_id_sw_util, " flow %d is removed\n", flow_id); |
| 2212 | ret = BCM_ERR_OK; |
| 2213 | } |
| 2214 | else |
| 2215 | { |
| 2216 | BCM_LOG(WARNING, log_id_sw_util, " fail to remove flow %d w ret = %d\n", flow_id, ret); |
| 2217 | ret = BCM_ERR_INTERNAL; |
| 2218 | } |
| 2219 | return ret; |
| 2220 | } |
| 2221 | |
| 2222 | /** |
| 2223 | * @brief The flow remove function program DPP to release resource that |
| 2224 | * were allocated during the ADD operation |
| 2225 | * |
| 2226 | * @param iwf_mode The InterWorking Function mode - DIRECT or PER-FLOW |
| 2227 | * @param p_flow A pointer to the requested add flow info |
| 2228 | * @return error code |
| 2229 | */ |
| 2230 | bcmos_errno bal_sw_util_dpp_flow_remove(bcmbal_iwf_mode iwf_mode, bcmbal_flow_cfg *p_flow) |
| 2231 | { |
| 2232 | bcmos_errno ret = BCM_ERR_OK; |
| 2233 | bal_sw_flow *p_flow_elm; |
| 2234 | int ii, rv; |
| 2235 | bcm_port_discard_t discard_type = BCM_PORT_DISCARD_NONE; |
| 2236 | |
| 2237 | if(p_flow == NULL) |
| 2238 | { |
| 2239 | BCM_LOG(ERROR, log_id_sw_util, " invalid pointer to the bal flow\n"); |
| 2240 | return BCM_ERR_INTERNAL; |
| 2241 | } |
| 2242 | |
| 2243 | /* make sure the flow id is in the link list, if not return success anyway (probably clearing a DOWN flow) */ |
| 2244 | p_flow_elm = bal_sw_util_flow_list_get_by_id (p_flow->key.flow_id); |
| 2245 | if(p_flow_elm == NULL) |
| 2246 | { |
| 2247 | BCM_LOG(WARNING, log_id_sw_util, " flow %d not exist the link list\n", p_flow->key.flow_id); |
| 2248 | return BCM_ERR_OK; |
| 2249 | } |
| 2250 | |
| 2251 | /* if flow_elm has the requested direction, set switch to discard packets from the requested direction. */ |
| 2252 | if( (p_flow_elm->type & BAL_SW_FLOW_TYPE_DOWNSTREAM) && |
| 2253 | (p_flow->key.flow_type == BCMBAL_FLOW_TYPE_DOWNSTREAM) |
| 2254 | ) |
| 2255 | { |
| 2256 | discard_type = BCM_PORT_DISCARD_EGRESS; |
| 2257 | } |
| 2258 | else if ((p_flow_elm->type & BAL_SW_FLOW_TYPE_UPSTREAM) && |
| 2259 | (p_flow->key.flow_type == BCMBAL_FLOW_TYPE_UPSTREAM) |
| 2260 | ) |
| 2261 | { |
| 2262 | discard_type = BCM_PORT_DISCARD_INGRESS; |
| 2263 | } |
| 2264 | else if (p_flow_elm->type & BAL_SW_FLOW_TYPE_MULTICAST) |
| 2265 | { |
| 2266 | /* clear rhe type so that it can remove the flow below */ |
| 2267 | p_flow_elm->type &= ~BAL_SW_FLOW_TYPE_MULTICAST; |
| 2268 | } |
| 2269 | |
| 2270 | if (discard_type != BCM_PORT_DISCARD_NONE) |
| 2271 | { |
| 2272 | for(ii=0; ii<p_flow_elm->num_pon; ii++) |
| 2273 | { |
| 2274 | if(p_flow_elm->pon_port[ii] == 0) |
| 2275 | { |
| 2276 | /* if PON LIF is deleted, then continue to the next pon */ |
| 2277 | continue; |
| 2278 | } |
| 2279 | rv = bcm_port_discard_set(p_flow_elm->device, p_flow_elm->pon_port[ii], discard_type); |
| 2280 | if (rv != BCM_E_NONE) |
| 2281 | { |
| 2282 | /* mark an error, but continue */ |
| 2283 | BCM_LOG(ERROR, log_id_sw_util, "Error, bcm_port_discard_set failed %d on pon 0x%x\n", rv, p_flow_elm->pon_port[ii]); |
| 2284 | ret = BCM_ERR_INTERNAL; |
| 2285 | } |
| 2286 | } |
| 2287 | if (BCM_ERR_OK == ret) |
| 2288 | { |
| 2289 | if( p_flow->key.flow_type == BCMBAL_FLOW_TYPE_DOWNSTREAM) |
| 2290 | { |
| 2291 | p_flow_elm->type &= ~BAL_SW_FLOW_TYPE_DOWNSTREAM; |
| 2292 | } |
| 2293 | else if (p_flow->key.flow_type == BCMBAL_FLOW_TYPE_UPSTREAM) |
| 2294 | { |
| 2295 | p_flow_elm->type &= ~BAL_SW_FLOW_TYPE_UPSTREAM; |
| 2296 | } |
| 2297 | BCM_LOG(INFO, log_id_sw_util, " Success remove flow %d with type %d\n", p_flow->key.flow_id, p_flow->key.flow_type); |
| 2298 | } |
| 2299 | } |
| 2300 | /* remove the flow from the list if everything is cleanup */ |
| 2301 | if(BAL_SW_FLOW_TYPE_NONE == p_flow_elm->type) |
| 2302 | { |
| 2303 | ret = bal_sw_util_dpp_flow_remove_int(p_flow_elm); |
| 2304 | } |
| 2305 | |
| 2306 | return ret; |
| 2307 | } |
| 2308 | |
| 2309 | |
| 2310 | |
| 2311 | /******************************* |
| 2312 | * Helper routines below |
| 2313 | *******************************/ |
| 2314 | /** |
| 2315 | * @brief Helper routine to reverse a flow i.e. an upstream flow is made a downstream flow |
| 2316 | * and vice versa |
| 2317 | * |
| 2318 | * @param p_flow A pointer to the original flow |
| 2319 | * @param p_flow_rev A pointer to the reversed flow |
| 2320 | * @return error code |
| 2321 | * |
| 2322 | * @note for now it assumes an untagged or single tagged vlan flow with single vlan tag classificiation |
| 2323 | */ |
| 2324 | static bcmos_errno bal_sw_util_reverse_flow_create(bcmbal_flow_cfg *p_flow, bcmbal_flow_cfg *p_flow_rev) |
| 2325 | { |
| 2326 | bcmos_errno ret = BCM_ERR_OK; |
| 2327 | |
| 2328 | if ((p_flow == NULL) || (p_flow_rev == NULL)) |
| 2329 | { |
| 2330 | return BCM_ERR_INTERNAL; |
| 2331 | } |
| 2332 | |
| 2333 | /* reverse parameters in flow */ |
| 2334 | memcpy(p_flow_rev, p_flow, sizeof(bcmbal_flow_cfg)); |
| 2335 | |
| 2336 | p_flow_rev->key.flow_type = (p_flow->key.flow_type == BCMBAL_FLOW_TYPE_UPSTREAM ? |
| 2337 | BCMBAL_FLOW_TYPE_DOWNSTREAM : BCMBAL_FLOW_TYPE_UPSTREAM); |
| 2338 | |
| 2339 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, dst_mac)) |
| 2340 | { |
| 2341 | BCMBAL_ATTRIBUTE_PROP_SET(&p_flow_rev->data.classifier, classifier, src_mac, p_flow->data.classifier.dst_mac); |
| 2342 | } |
| 2343 | else /* clear the src_mac presence mask in the reverse flow */ |
| 2344 | { |
| 2345 | BCMBAL_ATTRIBUTE_PROP_CLEAR(&p_flow_rev->data.classifier, classifier, src_mac); |
| 2346 | } |
| 2347 | |
| 2348 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, src_mac)) |
| 2349 | { |
| 2350 | BCMBAL_ATTRIBUTE_PROP_SET(&p_flow_rev->data.classifier, classifier, dst_mac, p_flow->data.classifier.src_mac); |
| 2351 | } |
| 2352 | else /* clear the dst_mac presence mask in the reverse flow */ |
| 2353 | { |
| 2354 | BCMBAL_ATTRIBUTE_PROP_CLEAR(&p_flow_rev->data.classifier, classifier, dst_mac); |
| 2355 | } |
| 2356 | |
| 2357 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, dst_port)) |
| 2358 | { |
| 2359 | BCMBAL_ATTRIBUTE_PROP_SET(&p_flow_rev->data.classifier, classifier, src_port, p_flow->data.classifier.dst_port); |
| 2360 | } |
| 2361 | else /* clear the src_port presence mask in the reverse flow */ |
| 2362 | { |
| 2363 | BCMBAL_ATTRIBUTE_PROP_CLEAR(&p_flow_rev->data.classifier, classifier, src_port); |
| 2364 | } |
| 2365 | |
| 2366 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, src_port)) |
| 2367 | { |
| 2368 | BCMBAL_ATTRIBUTE_PROP_SET(&p_flow_rev->data.classifier, classifier, dst_port, p_flow->data.classifier.src_port); |
| 2369 | } |
| 2370 | else /* clear the dst_port presence mask in the reverse flow */ |
| 2371 | { |
| 2372 | BCMBAL_ATTRIBUTE_PROP_CLEAR(&p_flow_rev->data.classifier, classifier, dst_port); |
| 2373 | } |
| 2374 | |
| 2375 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, dst_ip)) |
| 2376 | { |
| 2377 | BCMBAL_ATTRIBUTE_PROP_SET(&p_flow_rev->data.classifier, classifier, src_ip, p_flow->data.classifier.dst_ip); |
| 2378 | } |
| 2379 | else /* clear the src_ip presence mask in the reverse flow */ |
| 2380 | { |
| 2381 | BCMBAL_ATTRIBUTE_PROP_CLEAR(&p_flow_rev->data.classifier, classifier, src_ip); |
| 2382 | } |
| 2383 | |
| 2384 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, src_ip)) |
| 2385 | { |
| 2386 | BCMBAL_ATTRIBUTE_PROP_SET(&p_flow_rev->data.classifier, classifier, dst_ip, p_flow->data.classifier.src_ip); |
| 2387 | } |
| 2388 | else /* clear the dst_ip presence mask in the reverse flow */ |
| 2389 | { |
| 2390 | BCMBAL_ATTRIBUTE_PROP_CLEAR(&p_flow_rev->data.classifier, classifier, dst_ip); |
| 2391 | } |
| 2392 | |
| 2393 | |
| 2394 | if (BCMBAL_ACTION_CMD_ID_IS_SET(&(p_flow->data.action), BCMBAL_ACTION_CMD_ID_ADD_OUTER_TAG)) |
| 2395 | { |
| 2396 | BCMBAL_ACTION_CMD_ID_CLEAR(&(p_flow_rev->data.action), BCMBAL_ACTION_CMD_ID_ADD_OUTER_TAG); |
| 2397 | BCMBAL_ACTION_CMD_ID_SET(&(p_flow_rev->data.action), BCMBAL_ACTION_CMD_ID_REMOVE_OUTER_TAG); |
| 2398 | |
| 2399 | /* remove o_vid from action */ |
| 2400 | BCMBAL_ATTRIBUTE_PROP_CLEAR(&p_flow_rev->data.action, action, o_vid); |
| 2401 | |
| 2402 | switch(p_flow->data.classifier.pkt_tag_type) |
| 2403 | { |
| 2404 | case BCMBAL_PKT_TAG_TYPE_UNTAGGED: |
| 2405 | /* ADD on untagged packet result to single tagged on revert direction */ |
| 2406 | p_flow_rev->data.classifier.pkt_tag_type = BCMBAL_PKT_TAG_TYPE_SINGLE_TAG; |
| 2407 | BCMBAL_ATTRIBUTE_PROP_SET(&p_flow_rev->data.classifier, classifier, o_vid, p_flow->data.action.o_vid); |
| 2408 | break; |
| 2409 | case BCMBAL_PKT_TAG_TYPE_SINGLE_TAG: |
| 2410 | /* ADD on single tagged packet result to double tagged on revert direction */ |
| 2411 | p_flow_rev->data.classifier.pkt_tag_type = BCMBAL_PKT_TAG_TYPE_DOUBLE_TAG; |
| 2412 | p_flow_rev->data.classifier.o_vid = p_flow->data.action.o_vid; |
| 2413 | BCMBAL_ATTRIBUTE_PROP_SET(&p_flow_rev->data.classifier, classifier, i_vid, p_flow->data.classifier.o_vid); |
| 2414 | break; |
| 2415 | case BCMBAL_PKT_TAG_TYPE_DOUBLE_TAG: |
| 2416 | default: |
| 2417 | /* should not reach here */ |
| 2418 | break; |
| 2419 | } |
| 2420 | } |
| 2421 | else if (BCMBAL_ACTION_CMD_ID_IS_SET(&(p_flow->data.action), BCMBAL_ACTION_CMD_ID_REMOVE_OUTER_TAG)) |
| 2422 | { |
| 2423 | BCMBAL_ACTION_CMD_ID_CLEAR(&(p_flow_rev->data.action), BCMBAL_ACTION_CMD_ID_REMOVE_OUTER_TAG); |
| 2424 | BCMBAL_ACTION_CMD_ID_SET(&(p_flow_rev->data.action), BCMBAL_ACTION_CMD_ID_ADD_OUTER_TAG); |
| 2425 | |
| 2426 | /* add o_vid to action */ |
| 2427 | BCMBAL_ATTRIBUTE_PROP_SET(&p_flow_rev->data.action, action, o_vid, p_flow->data.classifier.o_vid); |
| 2428 | switch(p_flow->data.classifier.pkt_tag_type) |
| 2429 | { |
| 2430 | case BCMBAL_PKT_TAG_TYPE_DOUBLE_TAG: |
| 2431 | /* REMOVE on double tagged packet result to single tagged on revert direction */ |
| 2432 | p_flow_rev->data.classifier.pkt_tag_type = BCMBAL_PKT_TAG_TYPE_SINGLE_TAG; |
| 2433 | p_flow_rev->data.classifier.o_vid = p_flow->data.classifier.i_vid; |
| 2434 | BCMBAL_ATTRIBUTE_PROP_CLEAR(&p_flow_rev->data.classifier, classifier, i_vid); |
| 2435 | break; |
| 2436 | case BCMBAL_PKT_TAG_TYPE_SINGLE_TAG: |
| 2437 | /* REMOVE on single tagged packet result to untagged on revert direction */ |
| 2438 | p_flow_rev->data.classifier.pkt_tag_type = BCMBAL_PKT_TAG_TYPE_UNTAGGED; |
| 2439 | BCMBAL_ATTRIBUTE_PROP_CLEAR(&p_flow_rev->data.classifier, classifier, o_vid); |
| 2440 | break; |
| 2441 | case BCMBAL_PKT_TAG_TYPE_UNTAGGED: |
| 2442 | default: |
| 2443 | /* should not reach here */ |
| 2444 | break; |
| 2445 | } |
| 2446 | /* if the remove classifier has tpid attribute, set it when ADD in reverse direction */ |
| 2447 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, o_tpid)) |
| 2448 | { |
| 2449 | BCMBAL_ATTRIBUTE_PROP_SET(&p_flow_rev->data.action, action, o_tpid, p_flow->data.classifier.o_tpid); |
| 2450 | BCMBAL_ATTRIBUTE_PROP_CLEAR(&p_flow_rev->data.classifier, classifier, o_tpid); |
| 2451 | } |
| 2452 | } |
| 2453 | else if (BCMBAL_ACTION_CMD_ID_IS_SET(&(p_flow->data.action), BCMBAL_ACTION_CMD_ID_XLATE_OUTER_TAG)) |
| 2454 | { |
| 2455 | /* swap output vid and classifier parameters */ |
| 2456 | p_flow_rev->data.action.o_vid = p_flow->data.classifier.o_vid; |
| 2457 | p_flow_rev->data.classifier.o_vid = p_flow->data.action.o_vid; |
| 2458 | } |
| 2459 | |
| 2460 | if (BCMBAL_ACTION_CMD_ID_IS_SET(&(p_flow->data.action), BCMBAL_ACTION_CMD_ID_REMARK_PBITS)) |
| 2461 | { |
| 2462 | /* swap output pbits and classifier parameters */ |
| 2463 | if(BCMOS_TRUE == BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, o_pbits)) |
| 2464 | { |
| 2465 | BCMBAL_ATTRIBUTE_PROP_SET(&p_flow_rev->data.action, action, o_pbits, p_flow->data.classifier.o_pbits); |
| 2466 | } |
| 2467 | else |
| 2468 | { |
| 2469 | /* if the pbits remark is for packets with any o_pibts, then there is no clear REVERSE operation. |
| 2470 | Set the reverse to NO pbits action. i.e pbits is a passthrough |
| 2471 | */ |
| 2472 | BCMBAL_ATTRIBUTE_PROP_CLEAR(&p_flow_rev->data.action, action, o_pbits); |
| 2473 | BCMBAL_ACTION_CMD_ID_CLEAR(&(p_flow_rev->data.action), BCMBAL_ACTION_CMD_ID_REMARK_PBITS); |
| 2474 | } |
| 2475 | |
| 2476 | BCMBAL_ATTRIBUTE_PROP_SET(&p_flow_rev->data.classifier, classifier, o_pbits, p_flow->data.action.o_pbits); |
| 2477 | } |
| 2478 | //else tbd |
| 2479 | |
| 2480 | |
| 2481 | return ret; |
| 2482 | } |
| 2483 | |
| 2484 | /** |
| 2485 | * @brief Helper routine to compare two flows for symmetry |
| 2486 | * |
| 2487 | * @param p_flow A pointer to the original flow |
| 2488 | * @param p_ref_flow A pointer to the reference flow |
| 2489 | * @return TRUE or FALSE |
| 2490 | */ |
| 2491 | bcmos_bool bal_sw_util_is_symmetry_flows(bcmbal_flow_cfg *p_flow, bcmbal_flow_cfg *p_ref_flow) |
| 2492 | { |
| 2493 | bcmos_bool ret = BCMOS_TRUE; |
| 2494 | |
| 2495 | /* compare the access interface */ |
| 2496 | if( BCMBAL_CFG_PROP_IS_SET(p_flow, flow, access_int_id) != |
| 2497 | BCMBAL_CFG_PROP_IS_SET(p_ref_flow, flow, access_int_id) ) |
| 2498 | { |
| 2499 | BCM_LOG(INFO, log_id_sw_util, " access interface SET not the same for flow %d\n", p_flow->key.flow_id); |
| 2500 | ret = BCMOS_FALSE; |
| 2501 | } |
| 2502 | else |
| 2503 | { |
| 2504 | if( (BCMBAL_CFG_PROP_IS_SET(p_flow, flow, access_int_id) || BCMBAL_CFG_PROP_IS_SET(p_ref_flow, flow, access_int_id)) && |
| 2505 | (p_flow->data.access_int_id != p_ref_flow->data.access_int_id) ) |
| 2506 | { |
| 2507 | BCM_LOG(INFO, log_id_sw_util, " flow %d downstream/upstream access interface %d != %d \n", |
| 2508 | p_flow->key.flow_id, p_flow->data.access_int_id, p_ref_flow->data.access_int_id ); |
| 2509 | ret = BCMOS_FALSE; |
| 2510 | } |
| 2511 | } |
| 2512 | /* compare the network interface */ |
| 2513 | if( BCMBAL_CFG_PROP_IS_SET(p_flow, flow, network_int_id) != |
| 2514 | BCMBAL_CFG_PROP_IS_SET(p_ref_flow, flow, network_int_id) ) |
| 2515 | { |
| 2516 | BCM_LOG(INFO, log_id_sw_util, " network interface SET not the same for flow %d\n", p_flow->key.flow_id); |
| 2517 | ret = BCMOS_FALSE; |
| 2518 | } |
| 2519 | else |
| 2520 | { |
| 2521 | if( (BCMBAL_CFG_PROP_IS_SET(p_flow, flow, network_int_id) ||BCMBAL_CFG_PROP_IS_SET(p_ref_flow, flow, network_int_id)) && |
| 2522 | (p_flow->data.network_int_id != p_ref_flow->data.network_int_id) ) |
| 2523 | { |
| 2524 | BCM_LOG(INFO, log_id_sw_util, " flow %d downstream/upstream access interface %d != %d \n", |
| 2525 | p_flow->key.flow_id, p_flow->data.network_int_id, p_ref_flow->data.network_int_id ); |
| 2526 | ret = BCMOS_FALSE; |
| 2527 | } |
| 2528 | } |
| 2529 | |
| 2530 | /* if there is no action for the flow, packet type and VIDs should be the same */ |
| 2531 | /* compare the IPv4 addresses */ |
| 2532 | if(BCMOS_FALSE == BCMBAL_CFG_PROP_IS_SET(p_flow, flow, action) && |
| 2533 | BCMOS_FALSE == BCMBAL_CFG_PROP_IS_SET(p_ref_flow, flow, action)) |
| 2534 | { |
| 2535 | /* check packet type */ |
| 2536 | if( BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, pkt_tag_type) != |
| 2537 | BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_ref_flow->data.classifier, classifier, pkt_tag_type) ) |
| 2538 | { |
| 2539 | BCM_LOG(INFO, log_id_sw_util, " packet type SET not the same for flow %d\n", p_flow->key.flow_id); |
| 2540 | ret = BCMOS_FALSE; |
| 2541 | } |
| 2542 | else |
| 2543 | { |
| 2544 | if( BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, pkt_tag_type) && |
| 2545 | (p_flow->data.classifier.pkt_tag_type != p_ref_flow->data.classifier.pkt_tag_type) ) |
| 2546 | { |
| 2547 | BCM_LOG(INFO, log_id_sw_util, " flow %d downstream/upstream packet type %d != %d \n", |
| 2548 | p_flow->key.flow_id, p_flow->data.classifier.pkt_tag_type, p_ref_flow->data.classifier.pkt_tag_type ); |
| 2549 | ret = BCMOS_FALSE; |
| 2550 | } |
| 2551 | } |
| 2552 | |
| 2553 | /* check the outer VID */ |
| 2554 | if( BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, o_vid) != |
| 2555 | BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_ref_flow->data.classifier, classifier, o_vid) ) |
| 2556 | { |
| 2557 | BCM_LOG(INFO, log_id_sw_util, " outer vid SET not the same for flow %d\n", p_flow->key.flow_id); |
| 2558 | ret = BCMOS_FALSE; |
| 2559 | } |
| 2560 | else |
| 2561 | { |
| 2562 | if( BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, o_vid) && |
| 2563 | (p_flow->data.classifier.o_vid != p_ref_flow->data.classifier.o_vid) ) |
| 2564 | { |
| 2565 | BCM_LOG(INFO, log_id_sw_util, " flow %d downstream/upstream outer vid %d != %d \n", |
| 2566 | p_flow->key.flow_id, p_flow->data.classifier.o_vid, p_ref_flow->data.classifier.o_vid ); |
| 2567 | ret = BCMOS_FALSE; |
| 2568 | } |
| 2569 | } |
| 2570 | /* check the inner VID */ |
| 2571 | if( BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, i_vid) != |
| 2572 | BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_ref_flow->data.classifier, classifier, i_vid) ) |
| 2573 | { |
| 2574 | BCM_LOG(INFO, log_id_sw_util, " inner vid SET not the same for flow %d\n", p_flow->key.flow_id); |
| 2575 | ret = BCMOS_FALSE; |
| 2576 | } |
| 2577 | else |
| 2578 | { |
| 2579 | if( BCMBAL_ATTRIBUTE_PROP_IS_SET(&p_flow->data.classifier, classifier, i_vid) && |
| 2580 | (p_flow->data.classifier.i_vid != p_ref_flow->data.classifier.i_vid) ) |
| 2581 | { |
| 2582 | BCM_LOG(INFO, log_id_sw_util, " flow %d downstream/upstream inner vid %d != %d \n", |
| 2583 | p_flow->key.flow_id, p_flow->data.classifier.i_vid, p_ref_flow->data.classifier.i_vid ); |
| 2584 | ret = BCMOS_FALSE; |
| 2585 | } |
| 2586 | } |
| 2587 | |
| 2588 | } |
| 2589 | else /* if there is an action - action for VID must be symmetrical */ |
| 2590 | { |
| 2591 | if(BCMOS_TRUE == BCMBAL_ACTION_CMD_ID_IS_SET(&(p_flow->data.action), BCMBAL_ACTION_CMD_ID_ADD_OUTER_TAG) && |
| 2592 | BCMOS_FALSE == BCMBAL_ACTION_CMD_ID_IS_SET(&(p_ref_flow->data.action), BCMBAL_ACTION_CMD_ID_REMOVE_OUTER_TAG) ) |
| 2593 | { |
| 2594 | BCM_LOG(INFO, log_id_sw_util, " flow %d downstream/upstream outer vlan action not symmetrical \n", p_flow->key.flow_id ); |
| 2595 | ret = BCMOS_FALSE; |
| 2596 | } |
| 2597 | if(BCMOS_TRUE == BCMBAL_ACTION_CMD_ID_IS_SET(&(p_flow->data.action), BCMBAL_ACTION_CMD_ID_REMOVE_OUTER_TAG) && |
| 2598 | BCMOS_FALSE == BCMBAL_ACTION_CMD_ID_IS_SET(&(p_ref_flow->data.action), BCMBAL_ACTION_CMD_ID_ADD_OUTER_TAG)) |
| 2599 | { |
| 2600 | BCM_LOG(INFO, log_id_sw_util, " flow %d upstream/downstream outer vlan action not symmetrical \n", p_flow->key.flow_id ); |
| 2601 | ret = BCMOS_FALSE; |
| 2602 | } |
| 2603 | if(BCMBAL_ACTION_CMD_ID_IS_SET(&(p_flow->data.action), BCMBAL_ACTION_CMD_ID_XLATE_OUTER_TAG) != |
| 2604 | BCMBAL_ACTION_CMD_ID_IS_SET(&(p_ref_flow->data.action), BCMBAL_ACTION_CMD_ID_XLATE_OUTER_TAG)) |
| 2605 | { |
| 2606 | BCM_LOG(INFO, log_id_sw_util, " flow %d upstream/downstream outer vlan translation not symmetrical \n", p_flow->key.flow_id ); |
| 2607 | ret = BCMOS_FALSE; |
| 2608 | } |
| 2609 | |
| 2610 | } |
| 2611 | |
| 2612 | return ret; |
| 2613 | } |
| 2614 | |
| 2615 | #endif /* #ifndef TEST_SW_UTIL_LOOPBACK */ |
| 2616 | |
| 2617 | /*@}*/ |
| 2618 | |