HX8279_P6_GAMMA_POCGM_CTL
.gamma_ctl = FIELD_PREP_CONST(HX8279_P6_GAMMA_POCGM_CTL, 1) |
if (desc->gamma_ctl > (HX8279_P6_GAMMA_POCGM_CTL | HX8279_P6_GAMMA_POGCMD_CTL))