PLUM_VIDEO_PLGMD_GMODE_MASK
switch (reg & PLUM_VIDEO_PLGMD_GMODE_MASK) {
reg &= ~PLUM_VIDEO_PLGMD_GMODE_MASK;
gmode = val & PLUM_VIDEO_PLGMD_GMODE_MASK;
val &= ~PLUM_VIDEO_PLGMD_GMODE_MASK;