drm/i915: remove force argument from disable_plane

The idea was good, but planes can have a fb even though
they're disabled. This makes the force argument useless
and always true, because only the commit function updates
state.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Tested-by(IVB): Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

drivers/gpu/drm/i915/intel_display.c

@@ -4804,7 +4804,7 @@ static void intel_crtc_disable_planes(struct drm_crtc *crtc)
 			struct drm_crtc *from = intel_plane->base.crtc;
 
 			intel_plane->disable_plane(&intel_plane->base,
-						   from ?: crtc, true);
+						   from ?: crtc);
 		}
 	}
 
@@ -13770,8 +13770,7 @@ intel_commit_primary_plane(struct drm_plane *plane,
 
 static void
 intel_disable_primary_plane(struct drm_plane *plane,
-			    struct drm_crtc *crtc,
-			    bool force)
+			    struct drm_crtc *crtc)
 {
 	struct drm_device *dev = plane->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
@@ -14017,17 +14016,8 @@ intel_check_cursor_plane(struct drm_plane *plane,
 
 static void
 intel_disable_cursor_plane(struct drm_plane *plane,
-			   struct drm_crtc *crtc,
-			   bool force)
+			   struct drm_crtc *crtc)
 {
-	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
-
-	if (!force) {
-		plane->fb = NULL;
-		intel_crtc->cursor_bo = NULL;
-		intel_crtc->cursor_addr = 0;
-	}
-
 	intel_crtc_update_cursor(crtc, false);
 }
 

drivers/gpu/drm/i915/intel_drv.h

@@ -611,7 +611,7 @@ struct intel_plane {
 			     uint32_t x, uint32_t y,
 			     uint32_t src_w, uint32_t src_h);
 	void (*disable_plane)(struct drm_plane *plane,
-			      struct drm_crtc *crtc, bool force);
+			      struct drm_crtc *crtc);
 	int (*check_plane)(struct drm_plane *plane,
 			   struct intel_crtc_state *crtc_state,
 			   struct intel_plane_state *state);

drivers/gpu/drm/i915/intel_sprite.c

@@ -272,7 +272,7 @@ skl_update_plane(struct drm_plane *drm_plane, struct drm_crtc *crtc,
 }
 
 static void
-skl_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc, bool force)
+skl_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc)
 {
 	struct drm_device *dev = dplane->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
@@ -456,7 +456,7 @@ vlv_update_plane(struct drm_plane *dplane, struct drm_crtc *crtc,
 }
 
 static void
-vlv_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc, bool force)
+vlv_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc)
 {
 	struct drm_device *dev = dplane->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
@@ -597,7 +597,7 @@ ivb_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 }
 
 static void
-ivb_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc, bool force)
+ivb_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
 {
 	struct drm_device *dev = plane->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
@@ -725,7 +725,7 @@ ilk_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 }
 
 static void
-ilk_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc, bool force)
+ilk_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
 {
 	struct drm_device *dev = plane->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
@@ -946,7 +946,7 @@ intel_commit_sprite_plane(struct drm_plane *plane,
 					  drm_rect_width(&state->src) >> 16,
 					  drm_rect_height(&state->src) >> 16);
 	} else {
-		intel_plane->disable_plane(plane, crtc, false);
+		intel_plane->disable_plane(plane, crtc);
 	}
 }