PF_ARGB4444 220 drivers/gpu/drm/stm/ltdc.c PF_ARGB4444, /* 0x04 */ PF_ARGB4444 234 drivers/gpu/drm/stm/ltdc.c PF_ARGB4444 /* 0x07 */ PF_ARGB4444 308 drivers/gpu/drm/stm/ltdc.c pf = PF_ARGB4444; PF_ARGB4444 335 drivers/gpu/drm/stm/ltdc.c case PF_ARGB4444: