drm: Don't pass clip to drm_atomic_helper_check_plane_state()

Move the plane clip rectangle handling into
drm_atomic_helper_check_plane_state(). Drivers no longer
have to worry about such mundane details.

v2: Convert armada, rcar, and sun4i as well
v3: Resolve simple_kms_helper conflict

Cc: Liviu Dudau <liviu.dudau@arm.com>
Cc: Brian Starkey <brian.starkey@arm.com>
Cc: Mali DP Maintainers <malidp@foss.arm.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Gustavo Padovan <gustavo@padovan.org>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: CK Hu <ck.hu@mediatek.com>
Cc: Neil Armstrong <narmstrong@baylibre.com>
Cc: Rob Clark <robdclark@gmail.com>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Sandy Huang <hjc@rock-chips.com>
Cc: "Heiko Stübner" <heiko@sntech.de>
Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: VMware Graphics <linux-graphics-maintainer@vmware.com>
Cc: Sinclair Yeh <syeh@vmware.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Archit Taneja <architt@codeaurora.org>
Cc: linux-amlogic@lists.infradead.org
Cc: linux-arm-msm@vger.kernel.org
Cc: freedreno@lists.freedesktop.org
Cc: nouveau@lists.freedesktop.org
Cc: linux-renesas-soc@vger.kernel.org
Cc: linux-tegra@vger.kernel.org
Cc: Russell King <rmk+kernel@armlinux.org.uk>
Suggested-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Archit Taneja <architt@codeaurora.org> #msm
Link: https://patchwork.freedesktop.org/patch/msgid/20180123170857.13818-5-ville.syrjala@linux.intel.com
Acked-by: Liviu Dudau <liviu.dudau@arm.com> #hdlcd,malidp
Acked-by: Philipp Zabel <p.zabel@pengutronix.de> #imx,mtk
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com> #vmwgfx
Acked-by: Neil Armstrong <narmstrong@baylibre.com> #meson
Acked-by: Shawn Guo <shawnguo@kernel.org> #zte

drivers/gpu/drm/arm/hdlcd_crtc.c

@@ -229,7 +229,6 @@ static const struct drm_crtc_helper_funcs hdlcd_crtc_helper_funcs = {
 static int hdlcd_plane_atomic_check(struct drm_plane *plane,
 				    struct drm_plane_state *state)
 {
-	struct drm_rect clip = { 0 };
 	struct drm_crtc_state *crtc_state;
 	u32 src_h = state->src_h >> 16;
 
@@ -249,11 +248,7 @@ static int hdlcd_plane_atomic_check(struct drm_plane *plane,
 		return -EINVAL;
 	}
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
-	return drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
+	return drm_atomic_helper_check_plane_state(state, crtc_state,
 						   DRM_PLANE_HELPER_NO_SCALING,
 						   DRM_PLANE_HELPER_NO_SCALING,
 						   false, true);

drivers/gpu/drm/arm/malidp_planes.c

@@ -141,18 +141,13 @@ static int malidp_se_check_scaling(struct malidp_plane *mp,
 	struct drm_crtc_state *crtc_state =
 		drm_atomic_get_existing_crtc_state(state->state, state->crtc);
 	struct malidp_crtc_state *mc;
-	struct drm_rect clip = { 0 };
 	u32 src_w, src_h;
 	int ret;
 
 	if (!crtc_state)
 		return -EINVAL;
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
-	ret = drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
+	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
 						  0, INT_MAX, true, true);
 	if (ret)
 		return ret;

drivers/gpu/drm/armada/armada_crtc.c

@@ -1203,15 +1203,11 @@ static int armada_drm_primary_update(struct drm_plane *plane,
 	struct drm_crtc_state crtc_state = {
 		.crtc = crtc,
 		.enable = crtc->enabled,
+		.mode = crtc->mode,
 	};
-	struct drm_rect clip = {};
 	int ret;
 
-	if (crtc->enabled)
-		drm_mode_get_hv_timing(&crtc->mode,
-				       &clip.x2, &clip.y2);
-
-	ret = drm_atomic_helper_check_plane_state(&state, &crtc_state, &clip, 0,
+	ret = drm_atomic_helper_check_plane_state(&state, &crtc_state, 0,
 						  INT_MAX, true, false);
 	if (ret)
 		return ret;

drivers/gpu/drm/armada/armada_overlay.c

@@ -208,19 +208,15 @@ armada_ovl_plane_update(struct drm_plane *plane, struct drm_crtc *crtc,
 	struct drm_crtc_state crtc_state = {
 		.crtc = crtc,
 		.enable = crtc->enabled,
+		.mode = crtc->mode,
 	};
-	struct drm_rect clip = {};
 	int ret;
 
 	trace_armada_ovl_plane_update(plane, crtc, fb,
 				 crtc_x, crtc_y, crtc_w, crtc_h,
 				 src_x, src_y, src_w, src_h);
 
-	if (crtc->enabled)
-		drm_mode_get_hv_timing(&crtc->mode,
-				       &clip.x2, &clip.y2);
-
-	ret = drm_atomic_helper_check_plane_state(&state, &crtc_state, &clip, 0,
+	ret = drm_atomic_helper_check_plane_state(&state, &crtc_state, 0,
 						  INT_MAX, true, false);
 	if (ret)
 		return ret;

drivers/gpu/drm/drm_atomic_helper.c

@@ -699,7 +699,6 @@ EXPORT_SYMBOL(drm_atomic_helper_check_modeset);
  * drm_atomic_helper_check_plane_state() - Check plane state for validity
  * @plane_state: plane state to check
  * @crtc_state: crtc state to check
- * @clip: integer clipping coordinates
  * @min_scale: minimum @src:@dest scaling factor in 16.16 fixed point
  * @max_scale: maximum @src:@dest scaling factor in 16.16 fixed point
  * @can_position: is it legal to position the plane such that it
@@ -719,7 +718,6 @@ EXPORT_SYMBOL(drm_atomic_helper_check_modeset);
  */
 int drm_atomic_helper_check_plane_state(struct drm_plane_state *plane_state,
 					const struct drm_crtc_state *crtc_state,
-					const struct drm_rect *clip,
 					int min_scale,
 					int max_scale,
 					bool can_position,
@@ -729,6 +727,7 @@ int drm_atomic_helper_check_plane_state(struct drm_plane_state *plane_state,
 	struct drm_rect *src = &plane_state->src;
 	struct drm_rect *dst = &plane_state->dst;
 	unsigned int rotation = plane_state->rotation;
+	struct drm_rect clip = {};
 	int hscale, vscale;
 
 	WARN_ON(plane_state->crtc && plane_state->crtc != crtc_state->crtc);
@@ -764,7 +763,10 @@ int drm_atomic_helper_check_plane_state(struct drm_plane_state *plane_state,
 		return -ERANGE;
 	}
 
-	plane_state->visible = drm_rect_clip_scaled(src, dst, clip, hscale, vscale);
+	if (crtc_state->enable)
+		drm_mode_get_hv_timing(&crtc_state->mode, &clip.x2, &clip.y2);
+
+	plane_state->visible = drm_rect_clip_scaled(src, dst, &clip, hscale, vscale);
 
 	drm_rect_rotate_inv(src, fb->width << 16, fb->height << 16, rotation);
 
@@ -778,10 +780,10 @@ int drm_atomic_helper_check_plane_state(struct drm_plane_state *plane_state,
 		 */
 		return 0;
 
-	if (!can_position && !drm_rect_equals(dst, clip)) {
+	if (!can_position && !drm_rect_equals(dst, &clip)) {
 		DRM_DEBUG_KMS("Plane must cover entire CRTC\n");
 		drm_rect_debug_print("dst: ", dst, false);
-		drm_rect_debug_print("clip: ", clip, false);
+		drm_rect_debug_print("clip: ", &clip, false);
 		return -EINVAL;
 	}
 

drivers/gpu/drm/drm_plane_helper.c

@@ -106,7 +106,6 @@ static int get_connectors_for_crtc(struct drm_crtc *crtc,
  * @fb: framebuffer to flip onto plane
  * @src: source coordinates in 16.16 fixed point
  * @dst: integer destination coordinates
- * @clip: integer clipping coordinates
  * @rotation: plane rotation
  * @min_scale: minimum @src:@dest scaling factor in 16.16 fixed point
  * @max_scale: maximum @src:@dest scaling factor in 16.16 fixed point
@@ -131,7 +130,6 @@ int drm_plane_helper_check_update(struct drm_plane *plane,
 				  struct drm_framebuffer *fb,
 				  struct drm_rect *src,
 				  struct drm_rect *dst,
-				  const struct drm_rect *clip,
 				  unsigned int rotation,
 				  int min_scale,
 				  int max_scale,
@@ -157,11 +155,12 @@ int drm_plane_helper_check_update(struct drm_plane *plane,
 	struct drm_crtc_state crtc_state = {
 		.crtc = crtc,
 		.enable = crtc->enabled,
+		.mode = crtc->mode,
 	};
 	int ret;
 
 	ret = drm_atomic_helper_check_plane_state(&plane_state, &crtc_state,
-						  clip, min_scale, max_scale,
+						  min_scale, max_scale,
 						  can_position,
 						  can_update_disabled);
 	if (ret)
@@ -239,16 +238,12 @@ int drm_primary_helper_update(struct drm_plane *plane, struct drm_crtc *crtc,
 		.x2 = crtc_x + crtc_w,
 		.y2 = crtc_y + crtc_h,
 	};
-	const struct drm_rect clip = {
-		.x2 = crtc->mode.hdisplay,
-		.y2 = crtc->mode.vdisplay,
-	};
 	struct drm_connector **connector_list;
 	int num_connectors, ret;
 	bool visible;
 
 	ret = drm_plane_helper_check_update(plane, crtc, fb,
-					    &src, &dest, &clip,
+					    &src, &dest,
 					    DRM_MODE_ROTATE_0,
 					    DRM_PLANE_HELPER_NO_SCALING,
 					    DRM_PLANE_HELPER_NO_SCALING,

drivers/gpu/drm/drm_simple_kms_helper.c

@@ -128,7 +128,6 @@ static const struct drm_crtc_funcs drm_simple_kms_crtc_funcs = {
 static int drm_simple_kms_plane_atomic_check(struct drm_plane *plane,
 					struct drm_plane_state *plane_state)
 {
-	struct drm_rect clip = { 0 };
 	struct drm_simple_display_pipe *pipe;
 	struct drm_crtc_state *crtc_state;
 	int ret;
@@ -138,7 +137,6 @@ static int drm_simple_kms_plane_atomic_check(struct drm_plane *plane,
 						   &pipe->crtc);
 
 	ret = drm_atomic_helper_check_plane_state(plane_state, crtc_state,
-						  &clip,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  false, true);
@@ -148,8 +146,6 @@ static int drm_simple_kms_plane_atomic_check(struct drm_plane *plane,
 	if (!plane_state->visible)
 		return 0;
 
-	drm_mode_get_hv_timing(&crtc_state->mode, &clip.x2, &clip.y2);
-
 	if (!pipe->funcs || !pipe->funcs->check)
 		return 0;
 

drivers/gpu/drm/i915/intel_display.c

@@ -9360,18 +9360,12 @@ static int intel_check_cursor(struct intel_crtc_state *crtc_state,
 			      struct intel_plane_state *plane_state)
 {
 	const struct drm_framebuffer *fb = plane_state->base.fb;
-	struct drm_rect clip = {};
 	int src_x, src_y;
 	u32 offset;
 	int ret;
 
-	if (crtc_state->base.enable)
-		drm_mode_get_hv_timing(&crtc_state->base.mode,
-				       &clip.x2, &clip.y2);
-
 	ret = drm_atomic_helper_check_plane_state(&plane_state->base,
 						  &crtc_state->base,
-						  &clip,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  true, true);
@@ -12806,7 +12800,6 @@ intel_check_primary_plane(struct intel_plane *plane,
 	int min_scale = DRM_PLANE_HELPER_NO_SCALING;
 	int max_scale = DRM_PLANE_HELPER_NO_SCALING;
 	bool can_position = false;
-	struct drm_rect clip = {};
 	int ret;
 
 	if (INTEL_GEN(dev_priv) >= 9) {
@@ -12818,13 +12811,8 @@ intel_check_primary_plane(struct intel_plane *plane,
 		can_position = true;
 	}
 
-	if (crtc_state->base.enable)
-		drm_mode_get_hv_timing(&crtc_state->base.mode,
-				       &clip.x2, &clip.y2);
-
 	ret = drm_atomic_helper_check_plane_state(&state->base,
 						  &crtc_state->base,
-						  &clip,
 						  min_scale, max_scale,
 						  can_position, true);
 	if (ret)

drivers/gpu/drm/imx/ipuv3-plane.c

@@ -351,7 +351,6 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
 	struct drm_framebuffer *old_fb = old_state->fb;
 	unsigned long eba, ubo, vbo, old_ubo, old_vbo, alpha_eba;
 	bool can_position = (plane->type == DRM_PLANE_TYPE_OVERLAY);
-	struct drm_rect clip = {};
 	int hsub, vsub;
 	int ret;
 
@@ -367,11 +366,7 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
 	if (WARN_ON(!crtc_state))
 		return -EINVAL;
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
-	ret = drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
+	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  can_position, true);

drivers/gpu/drm/mediatek/mtk_drm_plane.c

@@ -91,7 +91,6 @@ static int mtk_plane_atomic_check(struct drm_plane *plane,
 {
 	struct drm_framebuffer *fb = state->fb;
 	struct drm_crtc_state *crtc_state;
-	struct drm_rect clip = { 0, };
 
 	if (!fb)
 		return 0;
@@ -108,11 +107,7 @@ static int mtk_plane_atomic_check(struct drm_plane *plane,
 	if (IS_ERR(crtc_state))
 		return PTR_ERR(crtc_state);
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
-	return drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
+	return drm_atomic_helper_check_plane_state(state, crtc_state,
 						   DRM_PLANE_HELPER_NO_SCALING,
 						   DRM_PLANE_HELPER_NO_SCALING,
 						   true, true);

drivers/gpu/drm/meson/meson_plane.c

@@ -49,7 +49,6 @@ static int meson_plane_atomic_check(struct drm_plane *plane,
 				    struct drm_plane_state *state)
 {
 	struct drm_crtc_state *crtc_state;
-	struct drm_rect clip = { 0, };
 
 	if (!state->crtc)
 		return 0;
@@ -58,11 +57,7 @@ static int meson_plane_atomic_check(struct drm_plane *plane,
 	if (IS_ERR(crtc_state))
 		return PTR_ERR(crtc_state);
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
-	return drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
+	return drm_atomic_helper_check_plane_state(state, crtc_state,
 						   DRM_PLANE_HELPER_NO_SCALING,
 						   DRM_PLANE_HELPER_NO_SCALING,
 						   true, true);

drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c

@@ -286,7 +286,6 @@ static int mdp5_plane_atomic_check_with_state(struct drm_crtc_state *crtc_state,
 	uint32_t max_width, max_height;
 	bool out_of_bounds = false;
 	uint32_t caps = 0;
-	struct drm_rect clip = {};
 	int min_scale, max_scale;
 	int ret;
 
@@ -323,11 +322,7 @@ static int mdp5_plane_atomic_check_with_state(struct drm_crtc_state *crtc_state,
 	min_scale = FRAC_16_16(1, 8);
 	max_scale = FRAC_16_16(8, 1);
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
-	ret = drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
+	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
 						  min_scale, max_scale,
 						  true, true);
 	if (ret)
@@ -471,7 +466,6 @@ static int mdp5_plane_atomic_async_check(struct drm_plane *plane,
 {
 	struct mdp5_plane_state *mdp5_state = to_mdp5_plane_state(state);
 	struct drm_crtc_state *crtc_state;
-	struct drm_rect clip = {};
 	int min_scale, max_scale;
 	int ret;
 
@@ -502,11 +496,7 @@ static int mdp5_plane_atomic_async_check(struct drm_plane *plane,
 	min_scale = FRAC_16_16(1, 8);
 	max_scale = FRAC_16_16(8, 1);
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
-	ret = drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
+	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
 						  min_scale, max_scale,
 						  true, true);
 	if (ret)

drivers/gpu/drm/nouveau/nv50_display.c

@@ -1143,15 +1143,9 @@ static int
 nv50_curs_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
 		  struct nv50_head_atom *asyh)
 {
-	struct drm_rect clip = {};
 	int ret;
 
-	if (asyh->state.enable)
-		drm_mode_get_hv_timing(&asyh->state.mode,
-				       &clip.x2, &clip.y2);
-
 	ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
-						  &clip,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  true, true);
@@ -1435,18 +1429,12 @@ nv50_base_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
 		  struct nv50_head_atom *asyh)
 {
 	const struct drm_framebuffer *fb = asyw->state.fb;
-	struct drm_rect clip = {};
 	int ret;
 
 	if (!fb->format->depth)
 		return -EINVAL;
 
-	if (asyh->state.enable)
-		drm_mode_get_hv_timing(&asyh->state.mode,
-				       &clip.x2, &clip.y2);
-
 	ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
-						  &clip,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  false, true);

drivers/gpu/drm/rcar-du/rcar_du_plane.c

@@ -572,7 +572,6 @@ int __rcar_du_plane_atomic_check(struct drm_plane *plane,
 {
 	struct drm_device *dev = plane->dev;
 	struct drm_crtc_state *crtc_state;
-	struct drm_rect clip = {};
 	int ret;
 
 	if (!state->crtc) {
@@ -589,11 +588,7 @@ int __rcar_du_plane_atomic_check(struct drm_plane *plane,
 	if (IS_ERR(crtc_state))
 		return PTR_ERR(crtc_state);
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
-	ret = drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
+	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  true, true);

drivers/gpu/drm/rockchip/rockchip_drm_vop.c

@@ -630,7 +630,6 @@ static int vop_plane_atomic_check(struct drm_plane *plane,
 	struct vop_win *vop_win = to_vop_win(plane);
 	const struct vop_win_data *win = vop_win->data;
 	int ret;
-	struct drm_rect clip = {};
 	int min_scale = win->phy->scl ? FRAC_16_16(1, 8) :
 					DRM_PLANE_HELPER_NO_SCALING;
 	int max_scale = win->phy->scl ? FRAC_16_16(8, 1) :
@@ -643,11 +642,7 @@ static int vop_plane_atomic_check(struct drm_plane *plane,
 	if (WARN_ON(!crtc_state))
 		return -EINVAL;
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
-	ret = drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
+	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
 						  min_scale, max_scale,
 						  true, true);
 	if (ret)

drivers/gpu/drm/sun4i/sun8i_ui_layer.c

@@ -211,7 +211,6 @@ static int sun8i_ui_layer_atomic_check(struct drm_plane *plane,
 	struct drm_crtc *crtc = state->crtc;
 	struct drm_crtc_state *crtc_state;
 	int min_scale, max_scale;
-	struct drm_rect clip = {};
 
 	if (!crtc)
 		return 0;
@@ -220,10 +219,6 @@ static int sun8i_ui_layer_atomic_check(struct drm_plane *plane,
 	if (WARN_ON(!crtc_state))
 		return -EINVAL;
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
 	min_scale = DRM_PLANE_HELPER_NO_SCALING;
 	max_scale = DRM_PLANE_HELPER_NO_SCALING;
 
@@ -232,7 +227,7 @@ static int sun8i_ui_layer_atomic_check(struct drm_plane *plane,
 		max_scale = SUN8I_UI_SCALER_SCALE_MAX;
 	}
 
-	return drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
+	return drm_atomic_helper_check_plane_state(state, crtc_state,
 						   min_scale, max_scale,
 						   true, true);
 }

drivers/gpu/drm/sun4i/sun8i_vi_layer.c

@@ -239,7 +239,6 @@ static int sun8i_vi_layer_atomic_check(struct drm_plane *plane,
 	struct drm_crtc *crtc = state->crtc;
 	struct drm_crtc_state *crtc_state;
 	int min_scale, max_scale;
-	struct drm_rect clip = {};
 
 	if (!crtc)
 		return 0;
@@ -248,10 +247,6 @@ static int sun8i_vi_layer_atomic_check(struct drm_plane *plane,
 	if (WARN_ON(!crtc_state))
 		return -EINVAL;
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
 	min_scale = DRM_PLANE_HELPER_NO_SCALING;
 	max_scale = DRM_PLANE_HELPER_NO_SCALING;
 
@@ -260,7 +255,7 @@ static int sun8i_vi_layer_atomic_check(struct drm_plane *plane,
 		max_scale = SUN8I_VI_SCALER_SCALE_MAX;
 	}
 
-	return drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
+	return drm_atomic_helper_check_plane_state(state, crtc_state,
 						   min_scale, max_scale,
 						   true, true);
 }

drivers/gpu/drm/tegra/plane.c

@@ -82,7 +82,6 @@ int tegra_plane_state_add(struct tegra_plane *plane,
 {
 	struct drm_crtc_state *crtc_state;
 	struct tegra_dc_state *tegra;
-	struct drm_rect clip = {};
 	int err;
 
 	/* Propagate errors from allocation or locking failures. */
@@ -90,12 +89,8 @@ int tegra_plane_state_add(struct tegra_plane *plane,
 	if (IS_ERR(crtc_state))
 		return PTR_ERR(crtc_state);
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
 	/* Check plane state for visibility and calculate clipping bounds */
-	err = drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
+	err = drm_atomic_helper_check_plane_state(state, crtc_state,
 						  0, INT_MAX, true, true);
 	if (err < 0)
 		return err;

drivers/gpu/drm/vmwgfx/vmwgfx_kms.c

@@ -443,17 +443,12 @@ int vmw_du_primary_plane_atomic_check(struct drm_plane *plane,
 {
 	struct drm_crtc_state *crtc_state = NULL;
 	struct drm_framebuffer *new_fb = state->fb;
-	struct drm_rect clip = {};
 	int ret;
 
 	if (state->crtc)
 		crtc_state = drm_atomic_get_new_crtc_state(state->state, state->crtc);
 
-	if (crtc_state && crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
-	ret = drm_atomic_helper_check_plane_state(state, crtc_state, &clip,
+	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  DRM_PLANE_HELPER_NO_SCALING,
 						  false, true);

drivers/gpu/drm/zte/zx_plane.c

@@ -55,7 +55,6 @@ static int zx_vl_plane_atomic_check(struct drm_plane *plane,
 	struct drm_framebuffer *fb = plane_state->fb;
 	struct drm_crtc *crtc = plane_state->crtc;
 	struct drm_crtc_state *crtc_state;
-	struct drm_rect clip = {};
 	int min_scale = FRAC_16_16(1, 8);
 	int max_scale = FRAC_16_16(8, 1);
 
@@ -75,12 +74,8 @@ static int zx_vl_plane_atomic_check(struct drm_plane *plane,
 	if (!plane_state->crtc)
 		return -EINVAL;
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
 	return drm_atomic_helper_check_plane_state(plane_state, crtc_state,
-						   &clip, min_scale, max_scale,
+						   min_scale, max_scale,
 						   true, true);
 }
 
@@ -291,7 +286,6 @@ static int zx_gl_plane_atomic_check(struct drm_plane *plane,
 	struct drm_framebuffer *fb = plane_state->fb;
 	struct drm_crtc *crtc = plane_state->crtc;
 	struct drm_crtc_state *crtc_state;
-	struct drm_rect clip = {};
 
 	if (!crtc || !fb)
 		return 0;
@@ -309,12 +303,7 @@ static int zx_gl_plane_atomic_check(struct drm_plane *plane,
 	if (!plane_state->crtc)
 		return -EINVAL;
 
-	if (crtc_state->enable)
-		drm_mode_get_hv_timing(&crtc_state->mode,
-				       &clip.x2, &clip.y2);
-
 	return drm_atomic_helper_check_plane_state(plane_state, crtc_state,
-						   &clip,
 						   DRM_PLANE_HELPER_NO_SCALING,
 						   DRM_PLANE_HELPER_NO_SCALING,
 						   false, true);

include/drm/drm_atomic_helper.h

@@ -40,7 +40,6 @@ int drm_atomic_helper_check_modeset(struct drm_device *dev,
 				struct drm_atomic_state *state);
 int drm_atomic_helper_check_plane_state(struct drm_plane_state *plane_state,
 					const struct drm_crtc_state *crtc_state,
-					const struct drm_rect *clip,
 					int min_scale,
 					int max_scale,
 					bool can_position,

include/drm/drm_plane_helper.h

@@ -43,7 +43,6 @@ int drm_plane_helper_check_update(struct drm_plane *plane,
 				  struct drm_framebuffer *fb,
 				  struct drm_rect *src,
 				  struct drm_rect *dest,
-				  const struct drm_rect *clip,
 				  unsigned int rotation,
 				  int min_scale,
 				  int max_scale,