Need to get response outside the webservice [duplicate]

This question already has an answer here:

• How do I return the response from an asynchronous call? 29 answers

While running the below code, it doesn't the return the response from webservice

workflowsearch: Ember.computed(function () {
            RSuite.services({
               type: 'get',
               service: 'workflow/defaultfilter',
           }).done(function (response) {
               workflowresponse = response;
           }.bind(this));
            return workflowresponse ;
        })

Please guide me for this. Thanks in advance