drm: renesas: shmobile: Cleanup encoder

Most unused callbacks can be NULL pointers these days.
Drop a bunch of empty encoder callbacks.

Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/04f186573e1df90ecc051272f3d1cbe564c3469b.1694767209.git.geert+renesas@glider.be

diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c
index ab42a4999a55c475be6f760d7f2652d7f007485b..365eb3e154130d41fcaf28e31f4dcf12fe5fac70 100644 (file)
--- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c
+++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c
@@ -534,11 +534,6 @@ int shmob_drm_crtc_create(struct shmob_drm_device *sdev)
  * Encoder
  */
 
-static void shmob_drm_encoder_dpms(struct drm_encoder *encoder, int mode)
-{
-       /* No-op, everything is handled in the CRTC code. */
-}
-
 static bool shmob_drm_encoder_mode_fixup(struct drm_encoder *encoder,
                                         const struct drm_display_mode *mode,
                                         struct drm_display_mode *adjusted_mode)
@@ -561,29 +556,8 @@ static bool shmob_drm_encoder_mode_fixup(struct drm_encoder *encoder,
        return true;
 }
 
-static void shmob_drm_encoder_mode_prepare(struct drm_encoder *encoder)
-{
-       /* No-op, everything is handled in the CRTC code. */
-}
-
-static void shmob_drm_encoder_mode_set(struct drm_encoder *encoder,
-                                      struct drm_display_mode *mode,
-                                      struct drm_display_mode *adjusted_mode)
-{
-       /* No-op, everything is handled in the CRTC code. */
-}
-
-static void shmob_drm_encoder_mode_commit(struct drm_encoder *encoder)
-{
-       /* No-op, everything is handled in the CRTC code. */
-}
-
 static const struct drm_encoder_helper_funcs encoder_helper_funcs = {
-       .dpms = shmob_drm_encoder_dpms,
        .mode_fixup = shmob_drm_encoder_mode_fixup,
-       .prepare = shmob_drm_encoder_mode_prepare,
-       .commit = shmob_drm_encoder_mode_commit,
-       .mode_set = shmob_drm_encoder_mode_set,
 };
 
 int shmob_drm_encoder_create(struct shmob_drm_device *sdev)