diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h
index 727eeb94119a..348ddbe41dec 100644
--- a/include/drm/drm_bridge.h
+++ b/include/drm/drm_bridge.h
@@ -561,6 +561,41 @@ struct drm_bridge_funcs {
 				     const struct drm_display_mode *mode,
 				     unsigned long long tmds_rate);
 
+	/**
+	 * @hdmi_scrambler_enable:
+	 *
+	 * Enable source-side scrambling and the high TMDS clock ratio for the
+	 * mode currently being applied.
+	 *
+	 * This only programs the source side. Sink-side SCDC configuration is
+	 * handled by the HDMI connector helpers.
+	 *
+	 * Mandatory for bridges that set the DRM_BRIDGE_OP_HDMI flag in their
+	 * &drm_bridge->ops and advertise HDMI_VERSION_2_0 or later via
+	 * &drm_bridge->supported_hdmi_ver; unused otherwise.
+	 *
+	 * Returns:
+	 * 0 on success, a negative error code otherwise.
+	 */
+	int (*hdmi_scrambler_enable)(struct drm_bridge *bridge);
+
+	/**
+	 * @hdmi_scrambler_disable:
+	 *
+	 * Disable source-side scrambling and the high TMDS clock ratio.
+	 *
+	 * This only programs the source side. Sink-side SCDC configuration is
+	 * handled by the HDMI connector helpers.
+	 *
+	 * Mandatory for bridges that set the DRM_BRIDGE_OP_HDMI flag in their
+	 * &drm_bridge->ops and advertise HDMI_VERSION_2_0 or later via
+	 * &drm_bridge->supported_hdmi_ver; unused otherwise.
+	 *
+	 * Returns:
+	 * 0 on success, a negative error code otherwise.
+	 */
+	int (*hdmi_scrambler_disable)(struct drm_bridge *bridge);
+
 	/**
 	 * @hdmi_clear_avi_infoframe:
 	 *