Re: [PATCH] drm/stm: ltdc: Use simple encoder

---
  drivers/gpu/drm/stm/ltdc.c | 12 ++----------
  1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/stm/ltdc.c b/drivers/gpu/drm/stm/ltdc.c
index 7812094f93d6..aeeb43524ca0 100644
--- a/drivers/gpu/drm/stm/ltdc.c
+++ b/drivers/gpu/drm/stm/ltdc.c

@@ -31,6 +31,7 @@
  #include <drm/drm_of.h>
  #include <drm/drm_plane_helper.h>
  #include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
  #include <drm/drm_vblank.h>
  
  #include <video/videomode.h>

@@ -1020,14 +1021,6 @@ static int ltdc_crtc_init(struct drm_device *ddev, struct drm_crtc *crtc)
  	return ret;
  }
  
-/*
- * DRM_ENCODER
- */
-
-static const struct drm_encoder_funcs ltdc_encoder_funcs = {
-	.destroy = drm_encoder_cleanup,
-};
-
  static void ltdc_encoder_disable(struct drm_encoder *encoder)
  {
  	struct drm_device *ddev = encoder->dev;

@@ -1088,8 +1081,7 @@ static int ltdc_encoder_init(struct drm_device *ddev, struct drm_bridge *bridge)
  	encoder->possible_crtcs = CRTC_MASK;
  	encoder->possible_clones = 0;	/* No cloning support */
  
-	drm_encoder_init(ddev, encoder, &ltdc_encoder_funcs,
-			 DRM_MODE_ENCODER_DPI, NULL);
+	drm_simple_encoder_init(ddev, encoder, DRM_MODE_ENCODER_DPI);
  
  	drm_encoder_helper_add(encoder, &ltdc_encoder_helper_funcs);