mode == DRM_MODE_DPMS_ON ? 1 : 0);
 }
 
-static bool panel_encoder_mode_fixup(struct drm_encoder *encoder,
-               const struct drm_display_mode *mode,
-               struct drm_display_mode *adjusted_mode)
-{
-       /* nothing needed */
-       return true;
-}
-
 static void panel_encoder_prepare(struct drm_encoder *encoder)
 {
        struct panel_encoder *panel_encoder = to_panel_encoder(encoder);
 
 static const struct drm_encoder_helper_funcs panel_encoder_helper_funcs = {
                .dpms           = panel_encoder_dpms,
-               .mode_fixup     = panel_encoder_mode_fixup,
                .prepare        = panel_encoder_prepare,
                .commit         = panel_encoder_commit,
                .mode_set       = panel_encoder_mode_set,
 
        tfp410_encoder->dpms = mode;
 }
 
-static bool tfp410_encoder_mode_fixup(struct drm_encoder *encoder,
-               const struct drm_display_mode *mode,
-               struct drm_display_mode *adjusted_mode)
-{
-       /* nothing needed */
-       return true;
-}
-
 static void tfp410_encoder_prepare(struct drm_encoder *encoder)
 {
        tfp410_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
 
 static const struct drm_encoder_helper_funcs tfp410_encoder_helper_funcs = {
                .dpms           = tfp410_encoder_dpms,
-               .mode_fixup     = tfp410_encoder_mode_fixup,
                .prepare        = tfp410_encoder_prepare,
                .commit         = tfp410_encoder_commit,
                .mode_set       = tfp410_encoder_mode_set,