pfr-manager: add ufmSupport property to PFR.Attributes interface.

Add support to update the ufmSupport property in PFR.Attributes
interface.

Tested:
Command: busctl introspect xyz.openbmc_project.PFR.Manager /xyz/
         openbmc_project/pfr
Response:
NAME                                TYPE   SIGNATURE  RESULT/VALUE FLAGS
xyz.openbmc_project.PFR.Attributes  interface -          -
.UfmLocked                          property  b          false
.UfmProvisioned                     property  b          false
.UfmSupport                         property  b          true

Signed-off-by: Chalapathi Venkataramashetty <chalapathix.venkataramashetty@intel.com>
Change-Id: I76d9ce70e21c53b85959054155904760b5078782
diff --git a/service/src/pfr_mgr.cpp b/service/src/pfr_mgr.cpp
index 4d77c0e..479cf5f 100644
--- a/service/src/pfr_mgr.cpp
+++ b/service/src/pfr_mgr.cpp
@@ -116,7 +116,10 @@
     pfrCfgIface = server.add_interface("/xyz/openbmc_project/pfr",
                                        "xyz.openbmc_project.PFR.Attributes");
 
-    getProvisioningStatus(ufmLocked, ufmProvisioned);
+    ufmLocked = false;
+    ufmProvisioned = false;
+    ufmSupport = false;
+    getProvisioningStatus(ufmLocked, ufmProvisioned, ufmSupport);
 
     pfrCfgIface->register_property(ufmProvisionedStr, ufmProvisioned,
                                    // Override set
@@ -148,6 +151,21 @@
                                        return 0;
                                    });
 
+    pfrCfgIface->register_property(ufmSupportStr, ufmSupport,
+                                   // Override set
+                                   [this](const bool req, bool propertyValue) {
+                                       if (internalSet)
+                                       {
+                                           if (req != propertyValue)
+                                           {
+                                               ufmSupport = req;
+                                               propertyValue = req;
+                                               return 1;
+                                           }
+                                       }
+                                       return 0;
+                                   });
+
     pfrCfgIface->initialize();
 
     associationIface =
@@ -163,10 +181,12 @@
     {
         bool lockVal = false;
         bool provVal = false;
-        getProvisioningStatus(lockVal, provVal);
+        bool supportVal = false;
+        getProvisioningStatus(lockVal, provVal, supportVal);
         internalSet = true;
         pfrCfgIface->set_property(ufmProvisionedStr, provVal);
         pfrCfgIface->set_property(ufmLockedStr, lockVal);
+        pfrCfgIface->set_property(ufmSupportStr, supportVal);
         internalSet = false;
     }
     return;