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Diffstat (limited to 'drivers/net/npe/IxEthDBFeatures.c')
| -rw-r--r-- | drivers/net/npe/IxEthDBFeatures.c | 662 |
1 files changed, 662 insertions, 0 deletions
diff --git a/drivers/net/npe/IxEthDBFeatures.c b/drivers/net/npe/IxEthDBFeatures.c new file mode 100644 index 000000000..7a58d268c --- /dev/null +++ b/drivers/net/npe/IxEthDBFeatures.c @@ -0,0 +1,662 @@ +/** + * @file IxEthDBFeatures.c + * + * @brief Implementation of the EthDB feature control API + * + * @par + * IXP400 SW Release version 2.0 + * + * -- Copyright Notice -- + * + * @par + * Copyright 2001-2005, Intel Corporation. + * All rights reserved. + * + * @par + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the Intel Corporation nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * @par + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @par + * -- End of Copyright Notice -- + */ + +#include "IxNpeDl.h" +#include "IxEthDBQoS.h" +#include "IxEthDB_p.h" + +/** + * @brief scans the capabilities of the loaded NPE images + * + * This function MUST be called by the ixEthDBInit() function. + * No EthDB features (including learning and filtering) are enabled + * before this function is called. + * + * @return none + * + * @internal + */ +IX_ETH_DB_PUBLIC +void ixEthDBFeatureCapabilityScan(void) +{ + IxNpeDlImageId imageId, npeAImageId; + IxEthDBPortId portIndex; + PortInfo *portInfo; + IxEthDBPriorityTable defaultPriorityTable; + IX_STATUS result; + UINT32 queueIndex; + UINT32 queueStructureIndex; + UINT32 trafficClassDefinitionIndex; + + /* read version of NPE A - required to set the AQM queues for B and C */ + npeAImageId.functionalityId = 0; + ixNpeDlLoadedImageGet(IX_NPEDL_NPEID_NPEA, &npeAImageId); + + for (portIndex = 0 ; portIndex < IX_ETH_DB_NUMBER_OF_PORTS ; portIndex++) + { + IxNpeMhMessage msg; + + portInfo = &ixEthDBPortInfo[portIndex]; + + /* check and bypass if NPE B or C is fused out */ + if (ixEthDBSingleEthNpeCheck(portIndex) != IX_ETH_DB_SUCCESS) continue; + + /* all ports are capable of LEARNING by default */ + portInfo->featureCapability |= IX_ETH_DB_LEARNING; + portInfo->featureStatus |= IX_ETH_DB_LEARNING; + + if (ixEthDBPortDefinitions[portIndex].type == IX_ETH_NPE) + { + + if (ixNpeDlLoadedImageGet(IX_ETH_DB_PORT_ID_TO_NPE(portIndex), &imageId) != IX_SUCCESS) + { + WARNING_LOG("DB: (FeatureScan) NpeDl did not provide the image ID for NPE port %d\n", portIndex); + } + else + { + /* initialize and empty NPE response mutex */ + ixOsalMutexInit(&portInfo->npeAckLock); + ixOsalMutexLock(&portInfo->npeAckLock, IX_OSAL_WAIT_FOREVER); + + /* check NPE response to GetStatus */ + msg.data[0] = IX_ETHNPE_NPE_GETSTATUS << 24; + msg.data[1] = 0; + IX_ETHDB_SEND_NPE_MSG(IX_ETH_DB_PORT_ID_TO_NPE(portIndex), msg, result); + if (result != IX_SUCCESS) + { + WARNING_LOG("DB: (FeatureScan) warning, could not send message to the NPE\n"); + continue; + } + + + if (imageId.functionalityId == 0x00 + || imageId.functionalityId == 0x03 + || imageId.functionalityId == 0x04 + || imageId.functionalityId == 0x80) + { + portInfo->featureCapability |= IX_ETH_DB_FILTERING; + portInfo->featureCapability |= IX_ETH_DB_FIREWALL; + portInfo->featureCapability |= IX_ETH_DB_SPANNING_TREE_PROTOCOL; + } + else if (imageId.functionalityId == 0x01 + || imageId.functionalityId == 0x81) + { + portInfo->featureCapability |= IX_ETH_DB_FILTERING; + portInfo->featureCapability |= IX_ETH_DB_FIREWALL; + portInfo->featureCapability |= IX_ETH_DB_SPANNING_TREE_PROTOCOL; + portInfo->featureCapability |= IX_ETH_DB_VLAN_QOS; + } + else if (imageId.functionalityId == 0x02 + || imageId.functionalityId == 0x82) + { + portInfo->featureCapability |= IX_ETH_DB_WIFI_HEADER_CONVERSION; + portInfo->featureCapability |= IX_ETH_DB_FIREWALL; + portInfo->featureCapability |= IX_ETH_DB_SPANNING_TREE_PROTOCOL; + portInfo->featureCapability |= IX_ETH_DB_VLAN_QOS; + } + + /* reset AQM queues */ + memset(portInfo->ixEthDBTrafficClassAQMAssignments, 0, sizeof (portInfo->ixEthDBTrafficClassAQMAssignments)); + + /* ensure there's at least one traffic class record in the definition table, otherwise we have no default case, hence no queues */ + IX_ENSURE(sizeof (ixEthDBTrafficClassDefinitions) != 0, "DB: no traffic class definitions found, check IxEthDBQoS.h"); + + /* find the traffic class definition index compatible with the current NPE A functionality ID */ + for (trafficClassDefinitionIndex = 0 ; + trafficClassDefinitionIndex < sizeof (ixEthDBTrafficClassDefinitions) / sizeof (ixEthDBTrafficClassDefinitions[0]); + trafficClassDefinitionIndex++) + { + if (ixEthDBTrafficClassDefinitions[trafficClassDefinitionIndex][IX_ETH_DB_NPE_A_FUNCTIONALITY_ID_INDEX] == npeAImageId.functionalityId) + { + /* found it */ + break; + } + } + + /* select the default case if we went over the array boundary */ + if (trafficClassDefinitionIndex == sizeof (ixEthDBTrafficClassDefinitions) / sizeof (ixEthDBTrafficClassDefinitions[0])) + { + trafficClassDefinitionIndex = 0; /* the first record is the default case */ + } + + /* select queue assignment structure based on the traffic class configuration index */ + queueStructureIndex = ixEthDBTrafficClassDefinitions[trafficClassDefinitionIndex][IX_ETH_DB_QUEUE_ASSIGNMENT_INDEX]; + + /* only traffic class 0 is active at initialization time */ + portInfo->ixEthDBTrafficClassCount = 1; + + /* enable port, VLAN and Firewall feature bits to initialize QoS/VLAN/Firewall configuration */ + portInfo->featureStatus |= IX_ETH_DB_VLAN_QOS; + portInfo->featureStatus |= IX_ETH_DB_FIREWALL; + portInfo->enabled = TRUE; + +#define CONFIG_WITH_VLAN /* test-only: VLAN support not included to save space!!! */ +#ifdef CONFIG_WITH_VLAN /* test-only: VLAN support not included to save space!!! */ + /* set VLAN initial configuration (permissive) */ + if ((portInfo->featureCapability & IX_ETH_DB_VLAN_QOS) != 0) /* QoS-enabled image */ + { + /* QoS capable */ + portInfo->ixEthDBTrafficClassAvailable = ixEthDBTrafficClassDefinitions[trafficClassDefinitionIndex][IX_ETH_DB_TRAFFIC_CLASS_COUNT_INDEX]; + + /* set AQM queues */ + for (queueIndex = 0 ; queueIndex < IX_IEEE802_1Q_QOS_PRIORITY_COUNT ; queueIndex++) + { + portInfo->ixEthDBTrafficClassAQMAssignments[queueIndex] = ixEthDBQueueAssignments[queueStructureIndex][queueIndex]; + } + + /* set default PVID (0) and default traffic class 0 */ + ixEthDBPortVlanTagSet(portIndex, 0); + + /* enable reception of all frames */ + ixEthDBAcceptableFrameTypeSet(portIndex, IX_ETH_DB_ACCEPT_ALL_FRAMES); + + /* clear full VLAN membership */ + ixEthDBPortVlanMembershipRangeRemove(portIndex, 0, IX_ETH_DB_802_1Q_MAX_VLAN_ID); + + /* clear TTI table - no VLAN tagged frames will be transmitted */ + ixEthDBEgressVlanRangeTaggingEnabledSet(portIndex, 0, 4094, FALSE); + + /* set membership on 0, otherwise no Tx or Rx is working */ + ixEthDBPortVlanMembershipAdd(portIndex, 0); + } + else /* QoS not available in this image */ +#endif /* test-only */ + { + /* initialize traffic class availability (only class 0 is available) */ + portInfo->ixEthDBTrafficClassAvailable = 1; + + /* point all AQM queues to traffic class 0 */ + for (queueIndex = 0 ; queueIndex < IX_IEEE802_1Q_QOS_PRIORITY_COUNT ; queueIndex++) + { + portInfo->ixEthDBTrafficClassAQMAssignments[queueIndex] = + ixEthDBQueueAssignments[queueStructureIndex][0]; + } + } + +#ifdef CONFIG_WITH_VLAN /* test-only: VLAN support not included to save space!!! */ + /* download priority mapping table and Rx queue configuration */ + memset (defaultPriorityTable, 0, sizeof (defaultPriorityTable)); + ixEthDBPriorityMappingTableSet(portIndex, defaultPriorityTable); +#endif + + /* by default we turn off invalid source MAC address filtering */ + ixEthDBFirewallInvalidAddressFilterEnable(portIndex, FALSE); + + /* disable port, VLAN, Firewall feature bits */ + portInfo->featureStatus &= ~IX_ETH_DB_VLAN_QOS; + portInfo->featureStatus &= ~IX_ETH_DB_FIREWALL; + portInfo->enabled = FALSE; + + /* enable filtering by default if present */ + if ((portInfo->featureCapability & IX_ETH_DB_FILTERING) != 0) + { + portInfo->featureStatus |= IX_ETH_DB_FILTERING; + } + } + } + } +} + +/** + * @brief returns the capability of a port + * + * @param portID ID of the port + * @param featureSet location to store the port capability in + * + * This function will save the capability set of the given port + * into the given location. Capabilities are bit-ORed, each representing + * a bit of the feature set. + * + * Note that this function is documented in the main component + * public header file, IxEthDB.h. + * + * @return IX_ETH_DB_SUCCESS if the operation completed successfully + * or IX_ETH_DB_INVALID_PORT if the given port is invalid + */ +IX_ETH_DB_PUBLIC +IxEthDBStatus ixEthDBFeatureCapabilityGet(IxEthDBPortId portID, IxEthDBFeature *featureSet) +{ + IX_ETH_DB_CHECK_PORT_INITIALIZED(portID); + + IX_ETH_DB_CHECK_REFERENCE(featureSet); + + *featureSet = ixEthDBPortInfo[portID].featureCapability; + + return IX_ETH_DB_SUCCESS; +} + +/** + * @brief enables or disables a port capability + * + * @param portID ID of the port + * @param feature feature to enable or disable + * @param enabled TRUE to enable the selected feature or FALSE to disable it + * + * Note that this function is documented in the main component + * header file, IxEthDB.h. + * + * @return IX_ETH_DB_SUCCESS if the operation completed + * successfully or an appropriate error message otherwise + */ +IX_ETH_DB_PUBLIC +IxEthDBStatus ixEthDBFeatureEnable(IxEthDBPortId portID, IxEthDBFeature feature, BOOL enable) +{ + PortInfo *portInfo; + IxEthDBPriorityTable defaultPriorityTable; + IxEthDBVlanSet vlanSet; + IxEthDBStatus status = IX_ETH_DB_SUCCESS; + BOOL portEnabled; + + IX_ETH_DB_CHECK_PORT_INITIALIZED(portID); + + portInfo = &ixEthDBPortInfo[portID]; + portEnabled = portInfo->enabled; + + /* check that only one feature is selected */ + if (!ixEthDBCheckSingleBitValue(feature)) + { + return IX_ETH_DB_FEATURE_UNAVAILABLE; + } + + /* port capable of this feature? */ + if ((portInfo->featureCapability & feature) == 0) + { + return IX_ETH_DB_FEATURE_UNAVAILABLE; + } + + /* mutual exclusion between learning and WiFi header conversion */ + if (enable && ((feature | portInfo->featureStatus) & (IX_ETH_DB_FILTERING | IX_ETH_DB_WIFI_HEADER_CONVERSION)) + == (IX_ETH_DB_FILTERING | IX_ETH_DB_WIFI_HEADER_CONVERSION)) + { + return IX_ETH_DB_NO_PERMISSION; + } + + /* learning must be enabled before filtering */ + if (enable && (feature == IX_ETH_DB_FILTERING) && ((portInfo->featureStatus & IX_ETH_DB_LEARNING) == 0)) + { + return IX_ETH_DB_NO_PERMISSION; + } + + /* filtering must be disabled before learning */ + if (!enable && (feature == IX_ETH_DB_LEARNING) && ((portInfo->featureStatus & IX_ETH_DB_FILTERING) != 0)) + { + return IX_ETH_DB_NO_PERMISSION; + } + + /* redundant enabling or disabling */ + if ((!enable && ((portInfo->featureStatus & feature) == 0)) + || (enable && ((portInfo->featureStatus & feature) != 0))) + { + /* do nothing */ + return IX_ETH_DB_SUCCESS; + } + + /* force port enabled */ + portInfo->enabled = TRUE; + + if (enable) + { + /* turn on enable bit */ + portInfo->featureStatus |= feature; + +#ifdef CONFIG_WITH_VLAN /* test-only: VLAN support not included to save space!!! */ + /* if this is VLAN/QoS set the default priority table */ + if (feature == IX_ETH_DB_VLAN_QOS) + { + /* turn on VLAN/QoS (most permissive mode): + - set default 802.1Q priority mapping table, in accordance to the + availability of traffic classes + - set the acceptable frame filter to accept all + - set the Ingress tagging mode to pass-through + - set full VLAN membership list + - set full TTI table + - set the default 802.1Q tag to 0 (VLAN ID 0, Pri 0, CFI 0) + - enable TPID port extraction + */ + + portInfo->ixEthDBTrafficClassCount = portInfo->ixEthDBTrafficClassAvailable; + + /* set default 802.1Q priority mapping table - note that C indexing starts from 0, so we substract 1 here */ + memcpy (defaultPriorityTable, + (const void *) ixEthIEEE802_1QUserPriorityToTrafficClassMapping[portInfo->ixEthDBTrafficClassCount - 1], + sizeof (defaultPriorityTable)); + + /* update priority mapping and AQM queue assignments */ + status = ixEthDBPriorityMappingTableSet(portID, defaultPriorityTable); + + if (status == IX_ETH_DB_SUCCESS) + { + status = ixEthDBAcceptableFrameTypeSet(portID, IX_ETH_DB_ACCEPT_ALL_FRAMES); + } + + if (status == IX_ETH_DB_SUCCESS) + { + status = ixEthDBIngressVlanTaggingEnabledSet(portID, IX_ETH_DB_PASS_THROUGH); + } + + /* set membership and TTI tables */ + memset (vlanSet, 0xFF, sizeof (vlanSet)); + + if (status == IX_ETH_DB_SUCCESS) + { + /* use the internal function to bypass PVID check */ + status = ixEthDBPortVlanTableSet(portID, portInfo->vlanMembership, vlanSet); + } + + if (status == IX_ETH_DB_SUCCESS) + { + /* use the internal function to bypass PVID check */ + status = ixEthDBPortVlanTableSet(portID, portInfo->transmitTaggingInfo, vlanSet); + } + + /* reset the PVID */ + if (status == IX_ETH_DB_SUCCESS) + { + status = ixEthDBPortVlanTagSet(portID, 0); + } + + /* enable TPID port extraction */ + if (status == IX_ETH_DB_SUCCESS) + { + status = ixEthDBVlanPortExtractionEnable(portID, TRUE); + } + } + else if (feature == IX_ETH_DB_FIREWALL) +#endif + { + /* firewall starts in black-list mode unless otherwise configured before * + * note that invalid source MAC address filtering is disabled by default */ + if (portInfo->firewallMode != IX_ETH_DB_FIREWALL_BLACK_LIST + && portInfo->firewallMode != IX_ETH_DB_FIREWALL_WHITE_LIST) + { + status = ixEthDBFirewallModeSet(portID, IX_ETH_DB_FIREWALL_BLACK_LIST); + + if (status == IX_ETH_DB_SUCCESS) + { + status = ixEthDBFirewallInvalidAddressFilterEnable(portID, FALSE); + } + } + } + + if (status != IX_ETH_DB_SUCCESS) + { + /* checks failed, disable */ + portInfo->featureStatus &= ~feature; + } + } + else + { + /* turn off features */ + if (feature == IX_ETH_DB_FIREWALL) + { + /* turning off the firewall is equivalent to: + - set to black-list mode + - clear all the entries and download the new table + - turn off the invalid source address checking + */ + + status = ixEthDBDatabaseClear(portID, IX_ETH_DB_FIREWALL_RECORD); + + if (status == IX_ETH_DB_SUCCESS) + { + status = ixEthDBFirewallModeSet(portID, IX_ETH_DB_FIREWALL_BLACK_LIST); + } + + if (status == IX_ETH_DB_SUCCESS) + { + status = ixEthDBFirewallInvalidAddressFilterEnable(portID, FALSE); + } + + if (status == IX_ETH_DB_SUCCESS) + { + status = ixEthDBFirewallTableDownload(portID); + } + } + else if (feature == IX_ETH_DB_WIFI_HEADER_CONVERSION) + { + /* turn off header conversion */ + status = ixEthDBDatabaseClear(portID, IX_ETH_DB_WIFI_RECORD); + + if (status == IX_ETH_DB_SUCCESS) + { + status = ixEthDBWiFiConversionTableDownload(portID); + } + } +#ifdef CONFIG_WITH_VLAN /* test-only: VLAN support not included to save space!!! */ + else if (feature == IX_ETH_DB_VLAN_QOS) + { + /* turn off VLAN/QoS: + - set a priority mapping table with one traffic class + - set the acceptable frame filter to accept all + - set the Ingress tagging mode to pass-through + - clear the VLAN membership list + - clear the TTI table + - set the default 802.1Q tag to 0 (VLAN ID 0, Pri 0, CFI 0) + - disable TPID port extraction + */ + + /* initialize all => traffic class 0 priority mapping table */ + memset (defaultPriorityTable, 0, sizeof (defaultPriorityTable)); + portInfo->ixEthDBTrafficClassCount = 1; + status = ixEthDBPriorityMappingTableSet(portID, defaultPriorityTable); + + if (status == IX_ETH_DB_SUCCESS) + { + status = ixEthDBAcceptableFrameTypeSet(portID, IX_ETH_DB_ACCEPT_ALL_FRAMES); + } + + if (status == IX_ETH_DB_SUCCESS) + { + status = ixEthDBIngressVlanTaggingEnabledSet(portID, IX_ETH_DB_PASS_THROUGH); + } + + /* clear membership and TTI tables */ + memset (vlanSet, 0, sizeof (vlanSet)); + + if (status == IX_ETH_DB_SUCCESS) + { + /* use the internal function to bypass PVID check */ + status = ixEthDBPortVlanTableSet(portID, portInfo->vlanMembership, vlanSet); + } + + if (status == IX_ETH_DB_SUCCESS) + { + /* use the internal function to bypass PVID check */ + status = ixEthDBPortVlanTableSet(portID, portInfo->transmitTaggingInfo, vlanSet); + } + + /* reset the PVID */ + if (status == IX_ETH_DB_SUCCESS) + { + status = ixEthDBPortVlanTagSet(portID, 0); + } + + /* disable TPID port extraction */ + if (status == IX_ETH_DB_SUCCESS) + { + status = ixEthDBVlanPortExtractionEnable(portID, FALSE); + } + } +#endif + + if (status == IX_ETH_DB_SUCCESS) + { + /* checks passed, disable */ + portInfo->featureStatus &= ~feature; + } + } + + /* restore port enabled state */ + portInfo->enabled = portEnabled; + + return status; +} + +/** + * @brief returns the status of a feature + * + * @param portID port ID + * @param present location to store a boolean value indicating + * if the feature is present (TRUE) or not (FALSE) + * @param enabled location to store a booleam value indicating + * if the feature is present (TRUE) or not (FALSE) + * + * Note that this function is documented in the main component + * header file, IxEthDB.h. + * + * @return IX_ETH_DB_SUCCESS if the operation completed + * successfully or an appropriate error message otherwise + */ +IX_ETH_DB_PUBLIC +IxEthDBStatus ixEthDBFeatureStatusGet(IxEthDBPortId portID, IxEthDBFeature feature, BOOL *present, BOOL *enabled) +{ + PortInfo *portInfo; + + IX_ETH_DB_CHECK_PORT(portID); + + IX_ETH_DB_CHECK_REFERENCE(present); + + IX_ETH_DB_CHECK_REFERENCE(enabled); + + portInfo = &ixEthDBPortInfo[portID]; + + *present = (portInfo->featureCapability & feature) != 0; + *enabled = (portInfo->featureStatus & feature) != 0; + + return IX_ETH_DB_SUCCESS; +} + +/** + * @brief returns the value of an EthDB property + * + * @param portID ID of the port + * @param feature feature owning the property + * @param property ID of the property + * @param type location to store the property type into + * @param value location to store the property value into + * + * Note that this function is documented in the main component + * header file, IxEthDB.h. + * + * @return IX_ETH_DB_SUCCESS if the operation completed + * successfully or an appropriate error message otherwise + */ +IX_ETH_DB_PUBLIC +IxEthDBStatus ixEthDBFeaturePropertyGet(IxEthDBPortId portID, IxEthDBFeature feature, IxEthDBProperty property, IxEthDBPropertyType *type, void *value) +{ + IX_ETH_DB_CHECK_PORT_EXISTS(portID); + + IX_ETH_DB_CHECK_REFERENCE(type); + + IX_ETH_DB_CHECK_REFERENCE(value); + + if (feature == IX_ETH_DB_VLAN_QOS) + { + if (property == IX_ETH_DB_QOS_TRAFFIC_CLASS_COUNT_PROPERTY) + { + * (UINT32 *) value = ixEthDBPortInfo[portID].ixEthDBTrafficClassCount; + *type = IX_ETH_DB_INTEGER_PROPERTY; + + return IX_ETH_DB_SUCCESS; + } + else if (property >= IX_ETH_DB_QOS_TRAFFIC_CLASS_0_RX_QUEUE_PROPERTY + && property <= IX_ETH_DB_QOS_TRAFFIC_CLASS_7_RX_QUEUE_PROPERTY) + { + UINT32 classDelta = property - IX_ETH_DB_QOS_TRAFFIC_CLASS_0_RX_QUEUE_PROPERTY; + + if (classDelta >= ixEthDBPortInfo[portID].ixEthDBTrafficClassCount) + { + return IX_ETH_DB_FAIL; + } + + * (UINT32 *) value = ixEthDBPortInfo[portID].ixEthDBTrafficClassAQMAssignments[classDelta]; + *type = IX_ETH_DB_INTEGER_PROPERTY; + + return IX_ETH_DB_SUCCESS; + } + } + + return IX_ETH_DB_INVALID_ARG; +} + +/** + * @brief sets the value of an EthDB property + * + * @param portID ID of the port + * @param feature feature owning the property + * @param property ID of the property + * @param value location containing the property value + * + * This function implements a private property intended + * only for EthAcc usage. Upon setting the IX_ETH_DB_QOS_QUEUE_CONFIGURATION_COMPLETE + * property (the value is ignored), the availability of traffic classes is + * frozen to whatever traffic class structure is currently in use. + * This means that if VLAN_QOS has been enabled before EthAcc + * initialization then all the defined traffic classes will be available; + * otherwise only one traffic class (0) will be available. + * + * Note that this function is documented in the main component + * header file, IxEthDB.h as not accepting any parameters. The + * current implementation is only intended for the private use of EthAcc. + * + * Also note that once this function is called the effect is irreversible, + * unless EthDB is complete unloaded and re-initialized. + * + * @return IX_ETH_DB_INVALID_ARG (no read-write properties are + * supported in this release) + */ +IX_ETH_DB_PUBLIC +IxEthDBStatus ixEthDBFeaturePropertySet(IxEthDBPortId portID, IxEthDBFeature feature, IxEthDBProperty property, void *value) +{ + IX_ETH_DB_CHECK_PORT_EXISTS(portID); + + if ((feature == IX_ETH_DB_VLAN_QOS) && (property == IX_ETH_DB_QOS_QUEUE_CONFIGURATION_COMPLETE)) + { + ixEthDBPortInfo[portID].ixEthDBTrafficClassAvailable = ixEthDBPortInfo[portID].ixEthDBTrafficClassCount; + + return IX_ETH_DB_SUCCESS; + } + + return IX_ETH_DB_INVALID_ARG; +} |