drop LT capability query

Signed-off-by: Dante Su <dante.su@broadcom.com>

orchagent/port.h

@@ -181,7 +181,6 @@ class Port
     bool m_an_cfg = false;
 
     int m_cap_an = -1; /* Capability - AutoNeg, -1 means not set */
-    int m_cap_lt = -1; /* Capability - LinkTraining, -1 means not set */
 };
 
 }

orchagent/portsorch.cpp

@@ -1949,24 +1949,6 @@ void PortsOrch::initPortCapAutoNeg(Port &port)
     }
 }
 
-void PortsOrch::initPortCapLinkTraining(Port &port)
-{
-    sai_status_t status;
-    sai_attribute_t attr;
-
-    attr.id = SAI_PORT_ATTR_SUPPORTED_LINK_TRAINING_MODE;
-    status = sai_port_api->get_port_attribute(port.m_port_id, 1, &attr);
-    if (status == SAI_STATUS_SUCCESS)
-    {
-        port.m_cap_lt = attr.value.booldata ? 1 : 0;
-    }
-    else
-    {
-        port.m_cap_lt = 0;
-        SWSS_LOG_NOTICE("Unable to get %s LT capability", port.m_alias.c_str());
-    }
-}
-
 /*
  * If Gearbox is enabled and this is a Gearbox port then set the attributes accordingly.
  */
@@ -3136,19 +3118,6 @@ void PortsOrch::doPortTask(Consumer &consumer)
                     lt = link_training_mode_map[lt_str];
                     if (lt != p.m_link_training)
                     {
-                        if (p.m_cap_lt < 0)
-                        {
-                            initPortCapLinkTraining(p);
-                            m_portList[alias] = p;
-                        }
-                        if (p.m_cap_lt < 1)
-                        {
-                            SWSS_LOG_WARN("%s: LT is not supported by the ASIC", alias.c_str());
-                            // Don't retry
-                            it = consumer.m_toSync.erase(it);
-                            continue;
-                        }
-
                         auto status = setPortLinkTraining(p, lt > 0 ? true : false);
                         if (status != task_success)
                         {
@@ -7257,7 +7226,7 @@ void PortsOrch::updatePortStateLinkTraining(const Port &port)
 
     string status = "off";
 
-    if ((port.m_link_training > 0) && (port.m_cap_lt > 0))
+    if (port.m_link_training > 0)
     {
         sai_port_link_training_rx_status_t rx_status;
         sai_port_link_training_failure_status_t failure;

orchagent/portsorch.h

@@ -294,7 +294,6 @@ class PortsOrch : public Orch, public Subject
     void deInitPort(string alias, sai_object_id_t port_id);
 
     void initPortCapAutoNeg(Port &port);
-    void initPortCapLinkTraining(Port &port);
 
     bool setPortAdminStatus(Port &port, bool up);
     bool getPortAdminStatus(sai_object_id_t id, bool& up);