HX8279_PG_DGAMMA_NUM_LO_BYTES
u8 r[HX8279_PG_DGAMMA_NUM_LO_BYTES + HX8279_PG_DGAMMA_NUM_HI_BYTES];
u8 g[HX8279_PG_DGAMMA_NUM_LO_BYTES + HX8279_PG_DGAMMA_NUM_HI_BYTES];
u8 b[HX8279_PG_DGAMMA_NUM_LO_BYTES + HX8279_PG_DGAMMA_NUM_HI_BYTES];
k = HX8279_PG_DGAMMA_NUM_LO_BYTES + i;