HV_FACTOR
tmp1 = HV_FACTOR * 1000000 -
CVT_MIN_VSYNC_BP * HV_FACTOR * vfieldrate;
tmp1 = CVT_MIN_VSYNC_BP * HV_FACTOR / hperiod + 1;
hblank_percentage = CVT_C_PRIME * HV_FACTOR - CVT_M_PRIME *
if (hblank_percentage < 20 * HV_FACTOR)
hblank_percentage = 20 * HV_FACTOR;
(100 * HV_FACTOR - hblank_percentage);
tmp1 = HV_FACTOR * 1000000 -
CVT_RB_MIN_VBLANK * HV_FACTOR * vfieldrate;
vbilines = CVT_RB_MIN_VBLANK * HV_FACTOR / hperiod + 1;
tmp *= HV_FACTOR * 1000;