diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index b8de955..8b95cef 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -619,8 +619,6 @@ static void intel_crt_reset(struct drm_connector *connector)
 
 static const struct drm_encoder_helper_funcs crt_encoder_funcs = {
 	.mode_fixup = intel_crt_mode_fixup,
-	.prepare = intel_encoder_noop,
-	.commit = intel_encoder_noop,
 	.mode_set = intel_crt_mode_set,
 	.disable = intel_encoder_disable,
 };
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index aac21a3..a6b6f44 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -3526,10 +3526,6 @@ static void intel_crtc_disable(struct drm_crtc *crtc)
 	}
 }
 
-void intel_encoder_noop(struct drm_encoder *encoder)
-{
-}
-
 void intel_encoder_disable(struct drm_encoder *encoder)
 {
 	struct intel_encoder *intel_encoder = to_intel_encoder(encoder);
@@ -6628,16 +6624,6 @@ bool intel_set_mode(struct drm_crtc *crtc,
 	}
 	DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id);
 
-	/* Prepare the encoders and CRTCs before setting the mode. */
-	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
-
-		if (encoder->crtc != crtc)
-			continue;
-		encoder_funcs = encoder->helper_private;
-		/* Disable the encoders as the first thing we do. */
-		encoder_funcs->prepare(encoder);
-	}
-
 	intel_crtc_prepare_encoders(dev);
 
 	crtc_funcs->prepare(crtc);
@@ -6664,16 +6650,6 @@ bool intel_set_mode(struct drm_crtc *crtc,
 	/* Now enable the clocks, plane, pipe, and connectors that we set up. */
 	crtc_funcs->commit(crtc);
 
-	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
-
-		if (encoder->crtc != crtc)
-			continue;
-
-		encoder_funcs = encoder->helper_private;
-		encoder_funcs->commit(encoder);
-
-	}
-
 	/* Store real post-adjustment hardware mode. */
 	crtc->hwmode = *adjusted_mode;
 
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index c31335a..7a65f37 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -2346,9 +2346,7 @@ static void intel_dp_encoder_destroy(struct drm_encoder *encoder)
 
 static const struct drm_encoder_helper_funcs intel_dp_helper_funcs = {
 	.mode_fixup = intel_dp_mode_fixup,
-	.prepare = intel_encoder_noop,
 	.mode_set = intel_dp_mode_set,
-	.commit = intel_encoder_noop,
 	.disable = intel_encoder_disable,
 };
 
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index e101bf7..4145a1d 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -414,7 +414,6 @@ extern bool intel_set_mode(struct drm_crtc *crtc, struct drm_display_mode *mode,
 			   int x, int y, struct drm_framebuffer *old_fb);
 extern void intel_crtc_load_lut(struct drm_crtc *crtc);
 extern void intel_crtc_update_dpms(struct drm_crtc *crtc);
-extern void intel_encoder_noop(struct drm_encoder *encoder);
 extern void intel_encoder_disable(struct drm_encoder *encoder);
 extern void intel_encoder_destroy(struct drm_encoder *encoder);
 extern void intel_encoder_dpms(struct intel_encoder *encoder, int mode);
diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c
index c55a13e..84c0867 100644
--- a/drivers/gpu/drm/i915/intel_dvo.c
+++ b/drivers/gpu/drm/i915/intel_dvo.c
@@ -318,9 +318,7 @@ static void intel_dvo_destroy(struct drm_connector *connector)
 
 static const struct drm_encoder_helper_funcs intel_dvo_helper_funcs = {
 	.mode_fixup = intel_dvo_mode_fixup,
-	.prepare = intel_encoder_noop,
 	.mode_set = intel_dvo_mode_set,
-	.commit = intel_encoder_noop,
 	.disable = intel_encoder_disable,
 };
 
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index ef84097..c9535ce 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -885,17 +885,13 @@ static void intel_hdmi_destroy(struct drm_connector *connector)
 
 static const struct drm_encoder_helper_funcs intel_hdmi_helper_funcs_hsw = {
 	.mode_fixup = intel_hdmi_mode_fixup,
-	.prepare = intel_encoder_noop,
 	.mode_set = intel_ddi_mode_set,
-	.commit = intel_encoder_noop,
 	.disable = intel_encoder_disable,
 };
 
 static const struct drm_encoder_helper_funcs intel_hdmi_helper_funcs = {
 	.mode_fixup = intel_hdmi_mode_fixup,
-	.prepare = intel_encoder_noop,
 	.mode_set = intel_hdmi_mode_set,
-	.commit = intel_encoder_noop,
 	.disable = intel_encoder_disable,
 };
 
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index fad82b2..5fc7abc 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -570,9 +570,7 @@ static int intel_lvds_set_property(struct drm_connector *connector,
 
 static const struct drm_encoder_helper_funcs intel_lvds_helper_funcs = {
 	.mode_fixup = intel_lvds_mode_fixup,
-	.prepare = intel_encoder_noop,
 	.mode_set = intel_lvds_mode_set,
-	.commit = intel_encoder_noop,
 	.disable = intel_encoder_disable,
 };
 
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 7639ef4..48504de 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -1886,9 +1886,7 @@ done:
 
 static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs = {
 	.mode_fixup = intel_sdvo_mode_fixup,
-	.prepare = intel_encoder_noop,
 	.mode_set = intel_sdvo_mode_set,
-	.commit = intel_encoder_noop,
 	.disable = intel_encoder_disable
 };
 
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index 1c2f52b..0876782 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -1482,9 +1482,7 @@ out:
 
 static const struct drm_encoder_helper_funcs intel_tv_helper_funcs = {
 	.mode_fixup = intel_tv_mode_fixup,
-	.prepare = intel_encoder_noop,
 	.mode_set = intel_tv_mode_set,
-	.commit = intel_encoder_noop,
 	.disable = intel_encoder_disable,
 };
 
