Making isLpoModule open source

Summary: No need to make this facebook specific since we use the Host interface code to determine if LPO (not vendor name / part number)

Reviewed By: shiva-menta

Differential Revision: D84887156

fbshipit-source-id: 53ceacf6bd8550c0601d12c657c7970e22272268

Author: Mohammed Al-Sanabani

cmake/QsfpServiceModule.cmake

@@ -27,7 +27,6 @@ add_library(qsfp_module STATIC
   fboss/qsfp_service/module/sff/SffModule.cpp
   fboss/qsfp_service/module/sff/Sff8472Module.cpp
   fboss/qsfp_service/module/sff/Sff8472FieldInfo.cpp
-  fboss/qsfp_service/module/oss/CmisModule.cpp
   fboss/qsfp_service/module/oss/SffModule.cpp
   fboss/qsfp_service/module/cmis/CmisFieldInfo.cpp
   fboss/qsfp_service/module/cmis/CmisModule.cpp

fboss/qsfp_service/module/BUCK

@@ -11,7 +11,6 @@ cpp_library(
         "QsfpUtil.cpp",
         "cmis/CmisFieldInfo.cpp",
         "cmis/CmisModule.cpp",
-        "facebook/CmisModule.cpp",
         "facebook/QsfpModule.cpp",
         "facebook/SffModule.cpp",
         "sff/Sff8472FieldInfo.cpp",
@@ -37,7 +36,6 @@ cpp_library(
         ":firmware_upgrader",
         "//common/strings/icu:icu_string",
         "//common/time:time",
-        "//configerator/distribution/api:api",
         "//fboss/agent:fboss-error",
         "//fboss/agent:fboss-types",
         "//fboss/agent:switch_config-cpp2-types",

fboss/qsfp_service/module/cmis/CmisModule.cpp

@@ -3282,6 +3282,40 @@ bool CmisModule::isTunableOptics() const {
   }
 }
 
+bool CmisModule::isLpoModule() const {
+  // FACETESTLPO is for testing purposes.
+  Vendor vendor = getVendorInfo();
+  if (vendor.name().value() == "FACETESTLPO") {
+    return true;
+  }
+  // Expected host/media interface codes for LPO transceivers.
+  std::set<std::pair<ActiveCuHostInterfaceCode, SMFMediaInterfaceCode>>
+      expectedLpoInterfaces = {
+          {ActiveCuHostInterfaceCode::LPO_100G,
+           SMFMediaInterfaceCode::FR1_100G},
+          {ActiveCuHostInterfaceCode::LPO_400G,
+           SMFMediaInterfaceCode::FR4_400G},
+          {ActiveCuHostInterfaceCode::LPO_800G,
+           SMFMediaInterfaceCode::FR8_800G}};
+
+  if (moduleCapabilities_.size() == expectedLpoInterfaces.size()) {
+    for (const auto& capability : moduleCapabilities_) {
+      if (!expectedLpoInterfaces.erase(
+              std::make_pair(
+                  static_cast<ActiveCuHostInterfaceCode>(
+                      capability.moduleHostInterface),
+                  static_cast<SMFMediaInterfaceCode>(
+                      capability.moduleMediaInterface)))) {
+        break;
+      }
+    }
+    if (expectedLpoInterfaces.empty()) {
+      return true;
+    }
+  }
+  return false;
+}
+
 MediaInterfaceCode CmisModule::getModuleMediaInterface() const {
   // Return the MediaInterfaceCode based on the first application
   auto moduleMediaInterface = MediaInterfaceCode::UNKNOWN;