cdn_dp_get_hpd_status  403 drivers/gpu/drm/rockchip/cdn-dp-core.c 	ret = cdn_dp_get_hpd_status(dp);
cdn_dp_get_hpd_status  463 drivers/gpu/drm/rockchip/cdn-dp-reg.h int cdn_dp_get_hpd_status(struct cdn_dp_device *dp);