HDMI_STATUS       531 drivers/gpu/drm/radeon/evergreend.h #define HDMI_STATUS                          0x7034
HDMI_STATUS       686 drivers/gpu/drm/radeon/rv770d.h #define HDMI_STATUS                          0x7404
HDMI_STATUS       273 drivers/gpu/drm/rockchip/inno_hdmi.h #define HDMI_STATUS			0xc8