HC_HTXnFM_BGRA16 1015 drivers/gpu/drm/via/via_3d_reg.h #define HC_HTXnFM_BGRA5550      (HC_HTXnFM_BGRA16    | 0x00000000)
HC_HTXnFM_BGRA16 1016 drivers/gpu/drm/via/via_3d_reg.h #define HC_HTXnFM_BGRA5551      (HC_HTXnFM_BGRA16    | 0x00020000)
HC_HTXnFM_BGRA16 1017 drivers/gpu/drm/via/via_3d_reg.h #define HC_HTXnFM_BGRA4444      (HC_HTXnFM_BGRA16    | 0x00030000)