Rename the function name

cloud/scope/powervs_cluster.go

@@ -592,12 +592,12 @@ func (s *PowerVSClusterScope) IsPowerVSZoneSupportsPER() error {
 		return fmt.Errorf("powervs zone is not set")
 	}
 	// fetch the datacenter capabilities for zone.
-	datacenter, err := s.IBMPowerVSClient.GetDatacenters(*zone)
+	datacenterCapabilities, err := s.IBMPowerVSClient.GetDatacenterCapabilities(*zone)
 	if err != nil {
 		return err
 	}
 	// check for the PER support in datacenter capabilities.
-	perAvailable, ok := datacenter.Capabilities[powerEdgeRouter]
+	perAvailable, ok := datacenterCapabilities[powerEdgeRouter]
 	if !ok {
 		return fmt.Errorf("%s capability unknown for zone: %s", powerEdgeRouter, *zone)
 	}

pkg/cloud/services/powervs/powervs.go

@@ -44,5 +44,5 @@ type PowerVS interface {
 	DeleteDHCPServer(id string) error
 	WithClients(options ServiceOptions) *Service
 	GetNetworkByName(networkName string) (*models.NetworkReference, error)
-	GetDatacenters(zone string) (*models.Datacenter, error)
+	GetDatacenterCapabilities(zone string) (map[string]bool, error)
 }

pkg/cloud/services/powervs/service.go

@@ -188,8 +188,8 @@ func (s *Service) GetNetworkByName(networkName string) (*models.NetworkReference
 	return network, nil
 }
 
-// GetDatacenters fetches the datacenter capabilities for the given zone.
-func (s *Service) GetDatacenters(zone string) (*models.Datacenter, error) {
+// GetDatacenterCapabilities fetches the datacenter capabilities for the given zone.
+func (s *Service) GetDatacenterCapabilities(zone string) (map[string]bool, error) {
 	// though the function name is WithDatacenterRegion it takes zone as parameter
 	params := datacenters.NewV1DatacentersGetParamsWithContext(context.TODO()).WithDatacenterRegion(zone)
 	datacenter, err := s.session.Power.Datacenters.V1DatacentersGet(params)
@@ -199,5 +199,5 @@ func (s *Service) GetDatacenters(zone string) (*models.Datacenter, error) {
 	if datacenter == nil || datacenter.Payload == nil || datacenter.Payload.Capabilities == nil {
 		return nil, fmt.Errorf("failed to get datacenter capabilities for zone: %s", zone)
 	}
-	return datacenter.Payload, nil
+	return datacenter.Payload.Capabilities, nil
 }