To integrate SQL Server Reports with MS CRM, select "Reports" under MS CRM "Workplace" as shown below.
Then click on "New" to add a new report as shown in below figure.
After that click on "Browse" button which is shown in below figure, and select the report to be added. Enter the details of the report like Name, Description,etc.
Finally click the Save button to save the report. After that the added report is displayed under Reports in MS CRM Workplace.