HDMI_INFOFRAME_CONTROL0  557 drivers/gpu/drm/radeon/evergreend.h #define HDMI_INFOFRAME_CONTROL0              0x7044
HDMI_INFOFRAME_CONTROL0  707 drivers/gpu/drm/radeon/rv770d.h #define HDMI_INFOFRAME_CONTROL0              0x7414