We can use function module "F4IF_INT_TABLE_VALUE_REQUEST" for generate value request by ABAP report.

Example

*** Screen Flow ***

PROCESS ON VALUE-REQUEST.

  FIELD scn_kokrs MODULE create_value_request.

*** ABAP Editor ***

MODULE create_value_request INPUT.

DATA: BEGIN OF itab_request OCCURS 0,

kokrs LIKE TKA01-KOKRS,

bezei LIKE TKA01-BEZEI,

END OF itab_request.

SELECT KOKRS BEZEI
       FROM TKA01
       INTO TABLE itab_request.

CALL FUNCTION ’F4IF_INT_TABLE_VALUE_REQUEST’
      EXPORTING
            retfield        = ’KOKRS’
            value_org      = ’S’
      TABLES
            value_tab      = itab_request
      EXCEPTIONS
            parameter_error = 1
            no_values_found = 2
            OTHERS          = 3.
  IF sy-subrc <> 0.
  MESSAGE ID sy-msgid TYPE sy-msgty NUMBER sy-msgno

WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4.

ENDIF.

ENDMODULE.