[vslib][HFT] Advertise SAI_TAM_TEL_TYPE_ATTR_MODE capability

unittest/vslib/TestSwitchStateBase.cpp

@@ -312,6 +312,38 @@ TEST_F(SwitchStateBaseTest, tamBindPointTypeCapabilitiesGet)
     ASSERT_EQ(static_cast<sai_tam_bind_point_type_t>(values[0]), SAI_TAM_BIND_POINT_TYPE_SWITCH);
 }
 
+TEST_F(SwitchStateBaseTest, tamTelTypeModeCapabilitiesGet)
+{
+    sai_s32_list_t data = { .count = 0, .list = nullptr };
+
+    auto status = m_ss->queryAttrEnumValuesCapability(
+        m_swid, SAI_OBJECT_TYPE_TAM_TEL_TYPE, SAI_TAM_TEL_TYPE_ATTR_MODE, &data
+    );
+    ASSERT_EQ(status, SAI_STATUS_BUFFER_OVERFLOW);
+    ASSERT_EQ(data.count, 2U);
+
+    std::vector<sai_int32_t> values(data.count);
+    data.list = values.data();
+
+    status = m_ss->queryAttrEnumValuesCapability(
+        m_swid, SAI_OBJECT_TYPE_TAM_TEL_TYPE, SAI_TAM_TEL_TYPE_ATTR_MODE, &data
+    );
+    ASSERT_EQ(status, SAI_STATUS_SUCCESS);
+    ASSERT_EQ(data.count, 2U);
+
+    const std::set<sai_tam_tel_type_mode_t> expected = {
+        SAI_TAM_TEL_TYPE_MODE_SINGLE_TYPE,
+        SAI_TAM_TEL_TYPE_MODE_MIXED_TYPE,
+    };
+
+    std::set<sai_tam_tel_type_mode_t> actual;
+    std::transform(
+        values.cbegin(), values.cend(), std::inserter(actual, actual.begin()),
+        [](sai_int32_t value) { return static_cast<sai_tam_tel_type_mode_t>(value); }
+    );
+    ASSERT_EQ(expected, actual);
+}
+
 TEST_F(SwitchStateBaseTest, switchQoSMaxNumOfTrafficClasses)
 {
     ASSERT_EQ(m_ss->set_maximum_number_of_traffic_classes(), SAI_STATUS_SUCCESS);

vslib/SwitchStateBase.cpp

@@ -4321,6 +4321,27 @@ sai_status_t SwitchStateBase::queryTamBindPointTypeCapability(
     return SAI_STATUS_SUCCESS;
 }
 
+sai_status_t SwitchStateBase::queryTamTelTypeModeCapability(
+                   _Inout_ sai_s32_list_t *enum_values_capability)
+{
+    SWSS_LOG_ENTER();
+
+    /* SAI_TAM_TEL_TYPE_MODE_SINGLE_TYPE and SAI_TAM_TEL_TYPE_MODE_MIXED_TYPE. */
+    constexpr uint32_t value_count = 2;
+
+    if (enum_values_capability->count < value_count)
+    {
+        enum_values_capability->count = value_count;
+        return SAI_STATUS_BUFFER_OVERFLOW;
+    }
+
+    enum_values_capability->count = value_count;
+    enum_values_capability->list[0] = SAI_TAM_TEL_TYPE_MODE_SINGLE_TYPE;
+    enum_values_capability->list[1] = SAI_TAM_TEL_TYPE_MODE_MIXED_TYPE;
+
+    return SAI_STATUS_SUCCESS;
+}
+
 sai_status_t SwitchStateBase::queryIcmpEchoSessionStatsCountModeCapability(
                    _Inout_ sai_s32_list_t *enum_values_capability)
 {
@@ -4390,6 +4411,10 @@ sai_status_t SwitchStateBase::queryAttrEnumValuesCapability(
     {
         return queryTamBindPointTypeCapability(enum_values_capability);
     }
+    else if (object_type == SAI_OBJECT_TYPE_TAM_TEL_TYPE && attr_id == SAI_TAM_TEL_TYPE_ATTR_MODE)
+    {
+        return queryTamTelTypeModeCapability(enum_values_capability);
+    }
     else if (object_type == SAI_OBJECT_TYPE_ICMP_ECHO_SESSION && attr_id == SAI_ICMP_ECHO_SESSION_ATTR_STATS_COUNT_MODE)
     {
         return queryIcmpEchoSessionStatsCountModeCapability(enum_values_capability);

vslib/SwitchStateBase.h

@@ -785,6 +785,9 @@ namespace saivs
             virtual sai_status_t queryTamBindPointTypeCapability(
                                       _Inout_ sai_s32_list_t *enum_values_capability);
 
+            virtual sai_status_t queryTamTelTypeModeCapability(
+                                      _Inout_ sai_s32_list_t *enum_values_capability);
+
             virtual sai_status_t queryIcmpEchoSessionStatsCountModeCapability(
                                       _Inout_ sai_s32_list_t *enum_values_capability);