DRM              6891 arch/powerpc/xmon/ppc-opc.c {"mffscdrni",	XMMF(63,583,2,5), XMMF_MASK|(3<<14), POWER9, PPCVLE,	{FRT, DRM}},
DRM              1800 drivers/video/hdmi.c 	if (size < HDMI_INFOFRAME_SIZE(DRM))
DRM              1808 drivers/video/hdmi.c 	if (hdmi_infoframe_checksum(buffer, HDMI_INFOFRAME_SIZE(DRM)) != 0)