quantum-espresso/test-suite/ph_ahc_diam/diam.ph.in

--
&inputph
  prefix   = 'diam'
  outdir   = '.'
  fildyn   = 'diam.dyn'
  fildvscf = 'dvscf'
  ldisp    = .true.
  nq1 = 3
  nq2 = 3
  nq3 = 3
  tr2_ph   =  1.0d-20
 /