drm: omapdrm: Don't setup planes manually from CRTC .enable()/.disable()

Planes setup is handled by the DRM core through the atomic helpers,
there's no need to duplicate the code in the CRTC .enable() and
.disable() operations.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

drivers/gpu/drm/omapdrm/omap_crtc.c

@@ -391,41 +391,21 @@ static bool omap_crtc_mode_fixup(struct drm_crtc *crtc,
 
 static void omap_crtc_enable(struct drm_crtc *crtc)
 {
-	struct omap_drm_private *priv = crtc->dev->dev_private;
 	struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
-	unsigned int i;
 
 	DBG("%s", omap_crtc->name);
 
-	/* Enable all planes associated with the CRTC. */
-	for (i = 0; i < priv->num_planes; i++) {
-		struct drm_plane *plane = priv->planes[i];
-
-		if (plane->crtc == crtc)
-			WARN_ON(omap_plane_setup(plane));
-	}
-
 	drm_crtc_vblank_on(crtc);
 }
 
 static void omap_crtc_disable(struct drm_crtc *crtc)
 {
-	struct omap_drm_private *priv = crtc->dev->dev_private;
 	struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
-	unsigned int i;
 
 	DBG("%s", omap_crtc->name);
 
 	omap_crtc_wait_page_flip(crtc);
 	drm_crtc_vblank_off(crtc);
-
-	/* Disable all planes associated with the CRTC. */
-	for (i = 0; i < priv->num_planes; i++) {
-		struct drm_plane *plane = priv->planes[i];
-
-		if (plane->crtc == crtc)
-			WARN_ON(omap_plane_setup(plane));
-	}
 }
 
 static void omap_crtc_mode_set_nofb(struct drm_crtc *crtc)

drivers/gpu/drm/omapdrm/omap_drv.h

@@ -150,7 +150,6 @@ struct drm_crtc *omap_crtc_init(struct drm_device *dev,
 
 struct drm_plane *omap_plane_init(struct drm_device *dev,
 		int id, enum drm_plane_type type);
-int omap_plane_setup(struct drm_plane *plane);
 void omap_plane_install_properties(struct drm_plane *plane,
 		struct drm_mode_object *obj);
 

drivers/gpu/drm/omapdrm/omap_plane.c

@@ -58,7 +58,7 @@ to_omap_plane_state(struct drm_plane_state *state)
 	return container_of(state, struct omap_plane_state, base);
 }
 
-int omap_plane_setup(struct drm_plane *plane)
+static int omap_plane_setup(struct drm_plane *plane)
 {
 	struct omap_plane *omap_plane = to_omap_plane(plane);
 	struct drm_plane_state *state = plane->state;