Re: [PATCH v3 02/11] drm: Rename plane atomic_check state names

[Thomas Zimmermann <tzimmermann@suse.de>]

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Am 19.02.21 um 13:00 schrieb Maxime Ripard:
> Most drivers call the argument to the plane atomic_check hook simply
> state, which is going to conflict with the global atomic state in a
> later rework. Let's rename it to new_plane_state (or new_state depending
> on the convention used in the driver).
> 
> This was done using the coccinelle script below, and built tested:
> 
> @ plane_atomic_func @
> identifier helpers;
> identifier func;
> @@
> 
>   static const struct drm_plane_helper_funcs helpers = {
>   	.atomic_check = func,
>   };
> 
> @ has_old_state @
> identifier plane_atomic_func.func;
> identifier plane;
> expression e;
> symbol old_state;
> symbol state;
> @@
> 
>   func(struct drm_plane *plane, struct drm_plane_state *state)
>   {
>   	...
>   	struct drm_plane_state *old_state = e;
>   	...
>   }
> 
> @ depends on has_old_state @
> identifier plane_atomic_func.func;
> identifier plane;
> symbol old_state;
> @@
> 
>   func(struct drm_plane *plane,
> -	struct drm_plane_state *state
> +	struct drm_plane_state *new_state
>       )
>   {
>   	<+...
> -	state
> +	new_state
> 	...+>
>   }
> 
> @ has_state @
> identifier plane_atomic_func.func;
> identifier plane;
> symbol state;
> @@
> 
>   func(struct drm_plane *plane, struct drm_plane_state *state)
>   {
>   	...
>   }
> 
> @ depends on has_state @
> identifier plane_atomic_func.func;
> identifier plane;
> symbol old_state;
> @@
> 
>   func(struct drm_plane *plane,
> -	struct drm_plane_state *state
> +	struct drm_plane_state *new_plane_state
>       )
>   {
>   	<+...
> -	state
> +	new_plane_state
> 	...+>
>   }
> 
> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> Signed-off-by: Maxime Ripard <maxime@cerno.tech>
> 
> ---
> 
> Changes from v1:
>    - Updated the variable name in the comment in omapdrm
> ---
>   .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 13 +++---
>   .../gpu/drm/arm/display/komeda/komeda_plane.c | 11 ++---
>   drivers/gpu/drm/arm/hdlcd_crtc.c              | 18 ++++----
>   drivers/gpu/drm/arm/malidp_planes.c           | 36 ++++++++--------
>   drivers/gpu/drm/armada/armada_plane.c         | 41 ++++++++++---------
>   drivers/gpu/drm/ast/ast_mode.c                | 26 ++++++------
>   drivers/gpu/drm/exynos/exynos_drm_plane.c     |  6 +--
>   drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c   |  6 +--
>   .../gpu/drm/hisilicon/hibmc/hibmc_drm_de.c    | 22 +++++-----
>   .../gpu/drm/hisilicon/kirin/kirin_drm_ade.c   | 24 +++++------
>   drivers/gpu/drm/imx/dcss/dcss-plane.c         | 26 ++++++------
>   drivers/gpu/drm/imx/ipuv3-plane.c             | 31 +++++++-------
>   drivers/gpu/drm/ingenic/ingenic-drm-drv.c     | 27 ++++++------
>   drivers/gpu/drm/ingenic/ingenic-ipu.c         | 30 +++++++-------
>   drivers/gpu/drm/kmb/kmb_plane.c               | 22 +++++-----
>   drivers/gpu/drm/mediatek/mtk_drm_plane.c      | 16 ++++----
>   drivers/gpu/drm/meson/meson_overlay.c         | 10 +++--
>   drivers/gpu/drm/meson/meson_plane.c           | 10 +++--
>   drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c     | 35 ++++++++--------
>   drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c    |  9 ++--
>   drivers/gpu/drm/nouveau/dispnv50/wndw.c       |  5 ++-
>   drivers/gpu/drm/omapdrm/omap_plane.c          | 21 +++++-----
>   drivers/gpu/drm/qxl/qxl_display.c             |  6 +--
>   drivers/gpu/drm/rcar-du/rcar_du_plane.c       |  7 ++--
>   drivers/gpu/drm/rcar-du/rcar_du_vsp.c         |  7 ++--
>   drivers/gpu/drm/rockchip/rockchip_drm_vop.c   | 27 ++++++------
>   drivers/gpu/drm/sti/sti_cursor.c              | 22 +++++-----
>   drivers/gpu/drm/sti/sti_gdp.c                 | 26 ++++++------
>   drivers/gpu/drm/sti/sti_hqvdp.c               | 24 +++++------
>   drivers/gpu/drm/stm/ltdc.c                    | 10 ++---
>   drivers/gpu/drm/sun4i/sun8i_ui_layer.c        | 10 +++--
>   drivers/gpu/drm/sun4i/sun8i_vi_layer.c        | 10 +++--
>   drivers/gpu/drm/tegra/dc.c                    | 38 ++++++++---------
>   drivers/gpu/drm/tegra/hub.c                   | 18 ++++----
>   drivers/gpu/drm/tidss/tidss_plane.c           | 34 ++++++++-------
>   drivers/gpu/drm/tilcdc/tilcdc_plane.c         | 24 +++++------
>   drivers/gpu/drm/vc4/vc4_plane.c               | 10 ++---
>   drivers/gpu/drm/virtio/virtgpu_plane.c        |  9 ++--
>   drivers/gpu/drm/vkms/vkms_plane.c             | 11 ++---
>   drivers/gpu/drm/vmwgfx/vmwgfx_kms.c           | 13 +++---
>   drivers/gpu/drm/xlnx/zynqmp_disp.c            | 10 +++--
>   41 files changed, 403 insertions(+), 358 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> index 63f839679a0a..906fa4ae25c9 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -6432,7 +6432,7 @@ static int dm_plane_helper_check_state(struct drm_plane_state *state,
>   }
>   
>   static int dm_plane_atomic_check(struct drm_plane *plane,
> -				 struct drm_plane_state *state)
> +				 struct drm_plane_state *new_plane_state)
>   {
>   	struct amdgpu_device *adev = drm_to_adev(plane->dev);
>   	struct dc *dc = adev->dm.dc;
> @@ -6441,23 +6441,24 @@ static int dm_plane_atomic_check(struct drm_plane *plane,
>   	struct drm_crtc_state *new_crtc_state;
>   	int ret;
>   
> -	trace_amdgpu_dm_plane_atomic_check(state);
> +	trace_amdgpu_dm_plane_atomic_check(new_plane_state);
>   
> -	dm_plane_state = to_dm_plane_state(state);
> +	dm_plane_state = to_dm_plane_state(new_plane_state);
>   
>   	if (!dm_plane_state->dc_state)
>   		return 0;
>   
>   	new_crtc_state =
> -		drm_atomic_get_new_crtc_state(state->state, state->crtc);
> +		drm_atomic_get_new_crtc_state(new_plane_state->state,
> +					      new_plane_state->crtc);
>   	if (!new_crtc_state)
>   		return -EINVAL;
>   
> -	ret = dm_plane_helper_check_state(state, new_crtc_state);
> +	ret = dm_plane_helper_check_state(new_plane_state, new_crtc_state);
>   	if (ret)
>   		return ret;
>   
> -	ret = fill_dc_scaling_info(state, &scaling_info);
> +	ret = fill_dc_scaling_info(new_plane_state, &scaling_info);
>   	if (ret)
>   		return ret;
>   
> diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_plane.c b/drivers/gpu/drm/arm/display/komeda/komeda_plane.c
> index 2d5066ea270c..00fd83cbe565 100644
> --- a/drivers/gpu/drm/arm/display/komeda/komeda_plane.c
> +++ b/drivers/gpu/drm/arm/display/komeda/komeda_plane.c
> @@ -69,20 +69,21 @@ komeda_plane_init_data_flow(struct drm_plane_state *st,
>    */
>   static int
>   komeda_plane_atomic_check(struct drm_plane *plane,
> -			  struct drm_plane_state *state)
> +			  struct drm_plane_state *new_plane_state)
>   {
>   	struct komeda_plane *kplane = to_kplane(plane);
> -	struct komeda_plane_state *kplane_st = to_kplane_st(state);
> +	struct komeda_plane_state *kplane_st = to_kplane_st(new_plane_state);
>   	struct komeda_layer *layer = kplane->layer;
>   	struct drm_crtc_state *crtc_st;
>   	struct komeda_crtc_state *kcrtc_st;
>   	struct komeda_data_flow_cfg dflow;
>   	int err;
>   
> -	if (!state->crtc || !state->fb)
> +	if (!new_plane_state->crtc || !new_plane_state->fb)
>   		return 0;
>   
> -	crtc_st = drm_atomic_get_crtc_state(state->state, state->crtc);
> +	crtc_st = drm_atomic_get_crtc_state(new_plane_state->state,
> +					    new_plane_state->crtc);
>   	if (IS_ERR(crtc_st) || !crtc_st->enable) {
>   		DRM_DEBUG_ATOMIC("Cannot update plane on a disabled CRTC.\n");
>   		return -EINVAL;
> @@ -94,7 +95,7 @@ komeda_plane_atomic_check(struct drm_plane *plane,
>   
>   	kcrtc_st = to_kcrtc_st(crtc_st);
>   
> -	err = komeda_plane_init_data_flow(state, kcrtc_st, &dflow);
> +	err = komeda_plane_init_data_flow(new_plane_state, kcrtc_st, &dflow);
>   	if (err)
>   		return err;
>   
> diff --git a/drivers/gpu/drm/arm/hdlcd_crtc.c b/drivers/gpu/drm/arm/hdlcd_crtc.c
> index a3234bfb0917..d5a79a4aa996 100644
> --- a/drivers/gpu/drm/arm/hdlcd_crtc.c
> +++ b/drivers/gpu/drm/arm/hdlcd_crtc.c
> @@ -229,12 +229,12 @@ 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_plane_state *new_plane_state)
>   {
>   	int i;
>   	struct drm_crtc *crtc;
>   	struct drm_crtc_state *crtc_state;
> -	u32 src_h = state->src_h >> 16;
> +	u32 src_h = new_plane_state->src_h >> 16;
>   
>   	/* only the HDLCD_REG_FB_LINE_COUNT register has a limit */
>   	if (src_h >= HDLCD_MAX_YRES) {
> @@ -242,14 +242,16 @@ static int hdlcd_plane_atomic_check(struct drm_plane *plane,
>   		return -EINVAL;
>   	}
>   
> -	for_each_new_crtc_in_state(state->state, crtc, crtc_state, i) {
> +	for_each_new_crtc_in_state(new_plane_state->state, crtc, crtc_state,
> +				   i) {
>   		/* we cannot disable the plane while the CRTC is active */
> -		if (!state->fb && crtc_state->active)
> +		if (!new_plane_state->fb && crtc_state->active)
>   			return -EINVAL;
> -		return drm_atomic_helper_check_plane_state(state, crtc_state,
> -						DRM_PLANE_HELPER_NO_SCALING,
> -						DRM_PLANE_HELPER_NO_SCALING,
> -						false, true);
> +		return drm_atomic_helper_check_plane_state(new_plane_state,
> +							   crtc_state,
> +							   DRM_PLANE_HELPER_NO_SCALING,
> +							   DRM_PLANE_HELPER_NO_SCALING,
> +							   false, true);
>   	}
>   
>   	return 0;
> diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c
> index 351a85088d0e..e64367f55c70 100644
> --- a/drivers/gpu/drm/arm/malidp_planes.c
> +++ b/drivers/gpu/drm/arm/malidp_planes.c
> @@ -502,20 +502,20 @@ static void malidp_de_prefetch_settings(struct malidp_plane *mp,
>   }
>   
>   static int malidp_de_plane_check(struct drm_plane *plane,
> -				 struct drm_plane_state *state)
> +				 struct drm_plane_state *new_plane_state)
>   {
>   	struct malidp_plane *mp = to_malidp_plane(plane);
> -	struct malidp_plane_state *ms = to_malidp_plane_state(state);
> -	bool rotated = state->rotation & MALIDP_ROTATED_MASK;
> +	struct malidp_plane_state *ms = to_malidp_plane_state(new_plane_state);
> +	bool rotated = new_plane_state->rotation & MALIDP_ROTATED_MASK;
>   	struct drm_framebuffer *fb;
> -	u16 pixel_alpha = state->pixel_blend_mode;
> +	u16 pixel_alpha = new_plane_state->pixel_blend_mode;
>   	int i, ret;
>   	unsigned int block_w, block_h;
>   
> -	if (!state->crtc || WARN_ON(!state->fb))
> +	if (!new_plane_state->crtc || WARN_ON(!new_plane_state->fb))
>   		return 0;
>   
> -	fb = state->fb;
> +	fb = new_plane_state->fb;
>   
>   	ms->format = malidp_hw_get_format_id(&mp->hwdev->hw->map,
>   					     mp->layer->id, fb->format->format,
> @@ -541,15 +541,15 @@ static int malidp_de_plane_check(struct drm_plane *plane,
>   		DRM_DEBUG_KMS("Buffer width/height needs to be a multiple of tile sizes");
>   		return -EINVAL;
>   	}
> -	if ((state->src_x >> 16) % block_w || (state->src_y >> 16) % block_h) {
> +	if ((new_plane_state->src_x >> 16) % block_w || (new_plane_state->src_y >> 16) % block_h) {
>   		DRM_DEBUG_KMS("Plane src_x/src_y needs to be a multiple of tile sizes");
>   		return -EINVAL;
>   	}
>   
> -	if ((state->crtc_w > mp->hwdev->max_line_size) ||
> -	    (state->crtc_h > mp->hwdev->max_line_size) ||
> -	    (state->crtc_w < mp->hwdev->min_line_size) ||
> -	    (state->crtc_h < mp->hwdev->min_line_size))
> +	if ((new_plane_state->crtc_w > mp->hwdev->max_line_size) ||
> +	    (new_plane_state->crtc_h > mp->hwdev->max_line_size) ||
> +	    (new_plane_state->crtc_w < mp->hwdev->min_line_size) ||
> +	    (new_plane_state->crtc_h < mp->hwdev->min_line_size))
>   		return -EINVAL;
>   
>   	/*
> @@ -559,15 +559,15 @@ static int malidp_de_plane_check(struct drm_plane *plane,
>   	 */
>   	if (ms->n_planes == 3 &&
>   	    !(mp->hwdev->hw->features & MALIDP_DEVICE_LV_HAS_3_STRIDES) &&
> -	    (state->fb->pitches[1] != state->fb->pitches[2]))
> +	    (new_plane_state->fb->pitches[1] != new_plane_state->fb->pitches[2]))
>   		return -EINVAL;
>   
> -	ret = malidp_se_check_scaling(mp, state);
> +	ret = malidp_se_check_scaling(mp, new_plane_state);
>   	if (ret)
>   		return ret;
>   
>   	/* validate the rotation constraints for each layer */
> -	if (state->rotation != DRM_MODE_ROTATE_0) {
> +	if (new_plane_state->rotation != DRM_MODE_ROTATE_0) {
>   		if (mp->layer->rot == ROTATE_NONE)
>   			return -EINVAL;
>   		if ((mp->layer->rot == ROTATE_COMPRESSED) && !(fb->modifier))
> @@ -588,11 +588,11 @@ static int malidp_de_plane_check(struct drm_plane *plane,
>   	}
>   
>   	ms->rotmem_size = 0;
> -	if (state->rotation & MALIDP_ROTATED_MASK) {
> +	if (new_plane_state->rotation & MALIDP_ROTATED_MASK) {
>   		int val;
>   
> -		val = mp->hwdev->hw->rotmem_required(mp->hwdev, state->crtc_w,
> -						     state->crtc_h,
> +		val = mp->hwdev->hw->rotmem_required(mp->hwdev, new_plane_state->crtc_w,
> +						     new_plane_state->crtc_h,
>   						     fb->format->format,
>   						     !!(fb->modifier));
>   		if (val < 0)
> @@ -602,7 +602,7 @@ static int malidp_de_plane_check(struct drm_plane *plane,
>   	}
>   
>   	/* HW can't support plane + pixel blending */
> -	if ((state->alpha != DRM_BLEND_ALPHA_OPAQUE) &&
> +	if ((new_plane_state->alpha != DRM_BLEND_ALPHA_OPAQUE) &&
>   	    (pixel_alpha != DRM_MODE_BLEND_PIXEL_NONE) &&
>   	    fb->format->has_alpha)
>   		return -EINVAL;
> diff --git a/drivers/gpu/drm/armada/armada_plane.c b/drivers/gpu/drm/armada/armada_plane.c
> index e7cc2b343bcb..27f83b07c8eb 100644
> --- a/drivers/gpu/drm/armada/armada_plane.c
> +++ b/drivers/gpu/drm/armada/armada_plane.c
> @@ -106,50 +106,53 @@ void armada_drm_plane_cleanup_fb(struct drm_plane *plane,
>   }
>   
>   int armada_drm_plane_atomic_check(struct drm_plane *plane,
> -	struct drm_plane_state *state)
> +	struct drm_plane_state *new_plane_state)
>   {
> -	struct armada_plane_state *st = to_armada_plane_state(state);
> -	struct drm_crtc *crtc = state->crtc;
> +	struct armada_plane_state *st = to_armada_plane_state(new_plane_state);
> +	struct drm_crtc *crtc = new_plane_state->crtc;
>   	struct drm_crtc_state *crtc_state;
>   	bool interlace;
>   	int ret;
>   
> -	if (!state->fb || WARN_ON(!state->crtc)) {
> -		state->visible = false;
> +	if (!new_plane_state->fb || WARN_ON(!new_plane_state->crtc)) {
> +		new_plane_state->visible = false;
>   		return 0;
>   	}
>   
> -	if (state->state)
> -		crtc_state = drm_atomic_get_existing_crtc_state(state->state, crtc);
> +	if (new_plane_state->state)
> +		crtc_state = drm_atomic_get_existing_crtc_state(new_plane_state->state,
> +								crtc);
>   	else
>   		crtc_state = crtc->state;
>   
> -	ret = drm_atomic_helper_check_plane_state(state, crtc_state, 0,
> +	ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
> +						  0,
>   						  INT_MAX, true, false);
>   	if (ret)
>   		return ret;
>   
>   	interlace = crtc_state->adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE;
>   	if (interlace) {
> -		if ((state->dst.y1 | state->dst.y2) & 1)
> +		if ((new_plane_state->dst.y1 | new_plane_state->dst.y2) & 1)
>   			return -EINVAL;
> -		st->src_hw = drm_rect_height(&state->src) >> 17;
> -		st->dst_yx = state->dst.y1 >> 1;
> -		st->dst_hw = drm_rect_height(&state->dst) >> 1;
> +		st->src_hw = drm_rect_height(&new_plane_state->src) >> 17;
> +		st->dst_yx = new_plane_state->dst.y1 >> 1;
> +		st->dst_hw = drm_rect_height(&new_plane_state->dst) >> 1;
>   	} else {
> -		st->src_hw = drm_rect_height(&state->src) >> 16;
> -		st->dst_yx = state->dst.y1;
> -		st->dst_hw = drm_rect_height(&state->dst);
> +		st->src_hw = drm_rect_height(&new_plane_state->src) >> 16;
> +		st->dst_yx = new_plane_state->dst.y1;
> +		st->dst_hw = drm_rect_height(&new_plane_state->dst);
>   	}
>   
>   	st->src_hw <<= 16;
> -	st->src_hw |= drm_rect_width(&state->src) >> 16;
> +	st->src_hw |= drm_rect_width(&new_plane_state->src) >> 16;
>   	st->dst_yx <<= 16;
> -	st->dst_yx |= state->dst.x1 & 0x0000ffff;
> +	st->dst_yx |= new_plane_state->dst.x1 & 0x0000ffff;
>   	st->dst_hw <<= 16;
> -	st->dst_hw |= drm_rect_width(&state->dst) & 0x0000ffff;
> +	st->dst_hw |= drm_rect_width(&new_plane_state->dst) & 0x0000ffff;
>   
> -	armada_drm_plane_calc(state, st->addrs, st->pitches, interlace);
> +	armada_drm_plane_calc(new_plane_state, st->addrs, st->pitches,
> +			      interlace);
>   	st->interlace = interlace;
>   
>   	return 0;
> diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
> index 617b4c4af1a5..2665d3d570f9 100644
> --- a/drivers/gpu/drm/ast/ast_mode.c
> +++ b/drivers/gpu/drm/ast/ast_mode.c
> @@ -536,30 +536,31 @@ static const uint32_t ast_primary_plane_formats[] = {
>   };
>   
>   static int ast_primary_plane_helper_atomic_check(struct drm_plane *plane,
> -						 struct drm_plane_state *state)
> +						 struct drm_plane_state *new_plane_state)
>   {
>   	struct drm_crtc_state *crtc_state;
>   	struct ast_crtc_state *ast_crtc_state;
>   	int ret;
>   
> -	if (!state->crtc)
> +	if (!new_plane_state->crtc)
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_new_crtc_state(state->state, state->crtc);
> +	crtc_state = drm_atomic_get_new_crtc_state(new_plane_state->state,
> +						   new_plane_state->crtc);
>   
> -	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
> +	ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  false, true);
>   	if (ret)
>   		return ret;
>   
> -	if (!state->visible)
> +	if (!new_plane_state->visible)
>   		return 0;
>   
>   	ast_crtc_state = to_ast_crtc_state(crtc_state);
>   
> -	ast_crtc_state->format = state->fb->format;
> +	ast_crtc_state->format = new_plane_state->fb->format;
>   
>   	return 0;
>   }
> @@ -755,25 +756,26 @@ static const uint32_t ast_cursor_plane_formats[] = {
>   };
>   
>   static int ast_cursor_plane_helper_atomic_check(struct drm_plane *plane,
> -						struct drm_plane_state *state)
> +						struct drm_plane_state *new_plane_state)
>   {
> -	struct drm_framebuffer *fb = state->fb;
> +	struct drm_framebuffer *fb = new_plane_state->fb;
>   	struct drm_crtc_state *crtc_state;
>   	int ret;
>   
> -	if (!state->crtc)
> +	if (!new_plane_state->crtc)
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_new_crtc_state(state->state, state->crtc);
> +	crtc_state = drm_atomic_get_new_crtc_state(new_plane_state->state,
> +						   new_plane_state->crtc);
>   
> -	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
> +	ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  true, true);
>   	if (ret)
>   		return ret;
>   
> -	if (!state->visible)
> +	if (!new_plane_state->visible)
>   		return 0;
>   
>   	if (fb->width > AST_MAX_HWC_WIDTH || fb->height > AST_MAX_HWC_HEIGHT)
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c
> index b29afced7374..009a62978fbc 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_plane.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c
> @@ -228,14 +228,14 @@ exynos_drm_plane_check_size(const struct exynos_drm_plane_config *config,
>   }
>   
>   static int exynos_plane_atomic_check(struct drm_plane *plane,
> -				     struct drm_plane_state *state)
> +				     struct drm_plane_state *new_plane_state)
>   {
>   	struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane);
>   	struct exynos_drm_plane_state *exynos_state =
> -						to_exynos_plane_state(state);
> +						to_exynos_plane_state(new_plane_state);
>   	int ret = 0;
>   
> -	if (!state->crtc || !state->fb)
> +	if (!new_plane_state->crtc || !new_plane_state->fb)
>   		return 0;
>   
>   	/* translate state into exynos_state */
> diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c
> index 3c6d9f3913d5..fc3ec6b4c732 100644
> --- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c
> +++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c
> @@ -33,11 +33,11 @@ static int fsl_dcu_drm_plane_index(struct drm_plane *plane)
>   }
>   
>   static int fsl_dcu_drm_plane_atomic_check(struct drm_plane *plane,
> -					  struct drm_plane_state *state)
> +					  struct drm_plane_state *new_plane_state)
>   {
> -	struct drm_framebuffer *fb = state->fb;
> +	struct drm_framebuffer *fb = new_plane_state->fb;
>   
> -	if (!state->fb || !state->crtc)
> +	if (!new_plane_state->fb || !new_plane_state->crtc)
>   		return 0;
>   
>   	switch (fb->format->format) {
> diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c
> index 096eea985b6f..d276f37d9d80 100644
> --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c
> +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c
> @@ -53,27 +53,27 @@ static const struct hibmc_dislay_pll_config hibmc_pll_table[] = {
>   };
>   
>   static int hibmc_plane_atomic_check(struct drm_plane *plane,
> -				    struct drm_plane_state *state)
> +				    struct drm_plane_state *new_plane_state)
>   {
> -	struct drm_framebuffer *fb = state->fb;
> -	struct drm_crtc *crtc = state->crtc;
> +	struct drm_framebuffer *fb = new_plane_state->fb;
> +	struct drm_crtc *crtc = new_plane_state->crtc;
>   	struct drm_crtc_state *crtc_state;
> -	u32 src_w = state->src_w >> 16;
> -	u32 src_h = state->src_h >> 16;
> +	u32 src_w = new_plane_state->src_w >> 16;
> +	u32 src_h = new_plane_state->src_h >> 16;
>   
>   	if (!crtc || !fb)
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_crtc_state(state->state, crtc);
> +	crtc_state = drm_atomic_get_crtc_state(new_plane_state->state, crtc);
>   	if (IS_ERR(crtc_state))
>   		return PTR_ERR(crtc_state);
>   
> -	if (src_w != state->crtc_w || src_h != state->crtc_h) {
> +	if (src_w != new_plane_state->crtc_w || src_h != new_plane_state->crtc_h) {
>   		drm_dbg_atomic(plane->dev, "scale not support\n");
>   		return -EINVAL;
>   	}
>   
> -	if (state->crtc_x < 0 || state->crtc_y < 0) {
> +	if (new_plane_state->crtc_x < 0 || new_plane_state->crtc_y < 0) {
>   		drm_dbg_atomic(plane->dev, "crtc_x/y of drm_plane state is invalid\n");
>   		return -EINVAL;
>   	}
> @@ -81,15 +81,15 @@ static int hibmc_plane_atomic_check(struct drm_plane *plane,
>   	if (!crtc_state->enable)
>   		return 0;
>   
> -	if (state->crtc_x + state->crtc_w >
> +	if (new_plane_state->crtc_x + new_plane_state->crtc_w >
>   	    crtc_state->adjusted_mode.hdisplay ||
> -	    state->crtc_y + state->crtc_h >
> +	    new_plane_state->crtc_y + new_plane_state->crtc_h >
>   	    crtc_state->adjusted_mode.vdisplay) {
>   		drm_dbg_atomic(plane->dev, "visible portion of plane is invalid\n");
>   		return -EINVAL;
>   	}
>   
> -	if (state->fb->pitches[0] % 128 != 0) {
> +	if (new_plane_state->fb->pitches[0] % 128 != 0) {
>   		drm_dbg_atomic(plane->dev, "wrong stride with 128-byte aligned\n");
>   		return -EINVAL;
>   	}
> diff --git a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c
> index 70aa6c8844c0..cba99b8d9e59 100644
> --- a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c
> +++ b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c
> @@ -757,19 +757,19 @@ static void ade_disable_channel(struct kirin_plane *kplane)
>   }
>   
>   static int ade_plane_atomic_check(struct drm_plane *plane,
> -				  struct drm_plane_state *state)
> +				  struct drm_plane_state *new_plane_state)
>   {
> -	struct drm_framebuffer *fb = state->fb;
> -	struct drm_crtc *crtc = state->crtc;
> +	struct drm_framebuffer *fb = new_plane_state->fb;
> +	struct drm_crtc *crtc = new_plane_state->crtc;
>   	struct drm_crtc_state *crtc_state;
> -	u32 src_x = state->src_x >> 16;
> -	u32 src_y = state->src_y >> 16;
> -	u32 src_w = state->src_w >> 16;
> -	u32 src_h = state->src_h >> 16;
> -	int crtc_x = state->crtc_x;
> -	int crtc_y = state->crtc_y;
> -	u32 crtc_w = state->crtc_w;
> -	u32 crtc_h = state->crtc_h;
> +	u32 src_x = new_plane_state->src_x >> 16;
> +	u32 src_y = new_plane_state->src_y >> 16;
> +	u32 src_w = new_plane_state->src_w >> 16;
> +	u32 src_h = new_plane_state->src_h >> 16;
> +	int crtc_x = new_plane_state->crtc_x;
> +	int crtc_y = new_plane_state->crtc_y;
> +	u32 crtc_w = new_plane_state->crtc_w;
> +	u32 crtc_h = new_plane_state->crtc_h;
>   	u32 fmt;
>   
>   	if (!crtc || !fb)
> @@ -779,7 +779,7 @@ static int ade_plane_atomic_check(struct drm_plane *plane,
>   	if (fmt == ADE_FORMAT_UNSUPPORT)
>   		return -EINVAL;
>   
> -	crtc_state = drm_atomic_get_crtc_state(state->state, crtc);
> +	crtc_state = drm_atomic_get_crtc_state(new_plane_state->state, crtc);
>   	if (IS_ERR(crtc_state))
>   		return PTR_ERR(crtc_state);
>   
> diff --git a/drivers/gpu/drm/imx/dcss/dcss-plane.c b/drivers/gpu/drm/imx/dcss/dcss-plane.c
> index 03ba88f7f995..c76fce2e8cf6 100644
> --- a/drivers/gpu/drm/imx/dcss/dcss-plane.c
> +++ b/drivers/gpu/drm/imx/dcss/dcss-plane.c
> @@ -137,11 +137,11 @@ static bool dcss_plane_is_source_size_allowed(u16 src_w, u16 src_h, u32 pix_fmt)
>   }
>   
>   static int dcss_plane_atomic_check(struct drm_plane *plane,
> -				   struct drm_plane_state *state)
> +				   struct drm_plane_state *new_plane_state)
>   {
>   	struct dcss_plane *dcss_plane = to_dcss_plane(plane);
>   	struct dcss_dev *dcss = plane->dev->dev_private;
> -	struct drm_framebuffer *fb = state->fb;
> +	struct drm_framebuffer *fb = new_plane_state->fb;
>   	bool is_primary_plane = plane->type == DRM_PLANE_TYPE_PRIMARY;
>   	struct drm_gem_cma_object *cma_obj;
>   	struct drm_crtc_state *crtc_state;
> @@ -149,20 +149,20 @@ static int dcss_plane_atomic_check(struct drm_plane *plane,
>   	int min, max;
>   	int ret;
>   
> -	if (!fb || !state->crtc)
> +	if (!fb || !new_plane_state->crtc)
>   		return 0;
>   
>   	cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
>   	WARN_ON(!cma_obj);
>   
> -	crtc_state = drm_atomic_get_existing_crtc_state(state->state,
> -							state->crtc);
> +	crtc_state = drm_atomic_get_existing_crtc_state(new_plane_state->state,
> +							new_plane_state->crtc);
>   
>   	hdisplay = crtc_state->adjusted_mode.hdisplay;
>   	vdisplay = crtc_state->adjusted_mode.vdisplay;
>   
> -	if (!dcss_plane_is_source_size_allowed(state->src_w >> 16,
> -					       state->src_h >> 16,
> +	if (!dcss_plane_is_source_size_allowed(new_plane_state->src_w >> 16,
> +					       new_plane_state->src_h >> 16,
>   					       fb->format->format)) {
>   		DRM_DEBUG_KMS("Source plane size is not allowed!\n");
>   		return -EINVAL;
> @@ -171,26 +171,26 @@ static int dcss_plane_atomic_check(struct drm_plane *plane,
>   	dcss_scaler_get_min_max_ratios(dcss->scaler, dcss_plane->ch_num,
>   				       &min, &max);
>   
> -	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
> +	ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
>   						  min, max, !is_primary_plane,
>   						  false);
>   	if (ret)
>   		return ret;
>   
> -	if (!state->visible)
> +	if (!new_plane_state->visible)
>   		return 0;
>   
>   	if (!dcss_plane_can_rotate(fb->format,
>   				   !!(fb->flags & DRM_MODE_FB_MODIFIERS),
>   				   fb->modifier,
> -				   state->rotation)) {
> +				   new_plane_state->rotation)) {
>   		DRM_DEBUG_KMS("requested rotation is not allowed!\n");
>   		return -EINVAL;
>   	}
>   
> -	if ((state->crtc_x < 0 || state->crtc_y < 0 ||
> -	     state->crtc_x + state->crtc_w > hdisplay ||
> -	     state->crtc_y + state->crtc_h > vdisplay) &&
> +	if ((new_plane_state->crtc_x < 0 || new_plane_state->crtc_y < 0 ||
> +	     new_plane_state->crtc_x + new_plane_state->crtc_w > hdisplay ||
> +	     new_plane_state->crtc_y + new_plane_state->crtc_h > vdisplay) &&
>   	    !dcss_plane_fb_is_linear(fb)) {
>   		DRM_DEBUG_KMS("requested cropping operation is not allowed!\n");
>   		return -EINVAL;
> diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c
> index 075508051b5f..1873a155bb26 100644
> --- a/drivers/gpu/drm/imx/ipuv3-plane.c
> +++ b/drivers/gpu/drm/imx/ipuv3-plane.c
> @@ -337,12 +337,12 @@ static const struct drm_plane_funcs ipu_plane_funcs = {
>   };
>   
>   static int ipu_plane_atomic_check(struct drm_plane *plane,
> -				  struct drm_plane_state *state)
> +				  struct drm_plane_state *new_state)

This function uses a different naming convention then the others?

>   {
>   	struct drm_plane_state *old_state = plane->state;
>   	struct drm_crtc_state *crtc_state;
>   	struct device *dev = plane->dev->dev;
> -	struct drm_framebuffer *fb = state->fb;
> +	struct drm_framebuffer *fb = new_state->fb;
>   	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);
> @@ -352,15 +352,16 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
>   	if (!fb)
>   		return 0;
>   
> -	if (WARN_ON(!state->crtc))
> +	if (WARN_ON(!new_state->crtc))
>   		return -EINVAL;
>   
>   	crtc_state =
> -		drm_atomic_get_existing_crtc_state(state->state, state->crtc);
> +		drm_atomic_get_existing_crtc_state(new_state->state,
> +						   new_state->crtc);
>   	if (WARN_ON(!crtc_state))
>   		return -EINVAL;
>   
> -	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
> +	ret = drm_atomic_helper_check_plane_state(new_state, crtc_state,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  can_position, true);
> @@ -374,7 +375,7 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
>   	switch (plane->type) {
>   	case DRM_PLANE_TYPE_PRIMARY:
>   		/* full plane minimum width is 13 pixels */
> -		if (drm_rect_width(&state->dst) < 13)
> +		if (drm_rect_width(&new_state->dst) < 13)
>   			return -EINVAL;
>   		break;
>   	case DRM_PLANE_TYPE_OVERLAY:
> @@ -384,7 +385,7 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
>   		return -EINVAL;
>   	}
>   
> -	if (drm_rect_height(&state->dst) < 2)
> +	if (drm_rect_height(&new_state->dst) < 2)
>   		return -EINVAL;
>   
>   	/*
> @@ -395,12 +396,12 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
>   	 * callback.
>   	 */
>   	if (old_fb &&
> -	    (drm_rect_width(&state->dst) != drm_rect_width(&old_state->dst) ||
> -	     drm_rect_height(&state->dst) != drm_rect_height(&old_state->dst) ||
> +	    (drm_rect_width(&new_state->dst) != drm_rect_width(&old_state->dst) ||
> +	     drm_rect_height(&new_state->dst) != drm_rect_height(&old_state->dst) ||
>   	     fb->format != old_fb->format))
>   		crtc_state->mode_changed = true;
>   
> -	eba = drm_plane_state_to_eba(state, 0);
> +	eba = drm_plane_state_to_eba(new_state, 0);
>   
>   	if (eba & 0x7)
>   		return -EINVAL;
> @@ -426,7 +427,7 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
>   		 * - Only EBA may be changed while scanout is active
>   		 * - The strides of U and V planes must be identical.
>   		 */
> -		vbo = drm_plane_state_to_vbo(state);
> +		vbo = drm_plane_state_to_vbo(new_state);
>   
>   		if (vbo & 0x7 || vbo > 0xfffff8)
>   			return -EINVAL;
> @@ -443,7 +444,7 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
>   		fallthrough;
>   	case DRM_FORMAT_NV12:
>   	case DRM_FORMAT_NV16:
> -		ubo = drm_plane_state_to_ubo(state);
> +		ubo = drm_plane_state_to_ubo(new_state);
>   
>   		if (ubo & 0x7 || ubo > 0xfffff8)
>   			return -EINVAL;
> @@ -464,8 +465,8 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
>   		 * The x/y offsets must be even in case of horizontal/vertical
>   		 * chroma subsampling.
>   		 */
> -		if (((state->src.x1 >> 16) & (fb->format->hsub - 1)) ||
> -		    ((state->src.y1 >> 16) & (fb->format->vsub - 1)))
> +		if (((new_state->src.x1 >> 16) & (fb->format->hsub - 1)) ||
> +		    ((new_state->src.y1 >> 16) & (fb->format->vsub - 1)))
>   			return -EINVAL;
>   		break;
>   	case DRM_FORMAT_RGB565_A8:
> @@ -474,7 +475,7 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
>   	case DRM_FORMAT_BGR888_A8:
>   	case DRM_FORMAT_RGBX8888_A8:
>   	case DRM_FORMAT_BGRX8888_A8:
> -		alpha_eba = drm_plane_state_to_eba(state, 1);
> +		alpha_eba = drm_plane_state_to_eba(new_state, 1);
>   		if (alpha_eba & 0x7)
>   			return -EINVAL;
>   
> diff --git a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> index 7bb31fbee29d..f589923b4a5d 100644
> --- a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> +++ b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> @@ -359,21 +359,22 @@ static void ingenic_drm_crtc_atomic_flush(struct drm_crtc *crtc,
>   }
>   
>   static int ingenic_drm_plane_atomic_check(struct drm_plane *plane,
> -					  struct drm_plane_state *state)
> +					  struct drm_plane_state *new_plane_state)
>   {
>   	struct ingenic_drm *priv = drm_device_get_priv(plane->dev);
>   	struct drm_crtc_state *crtc_state;
> -	struct drm_crtc *crtc = state->crtc ?: plane->state->crtc;
> +	struct drm_crtc *crtc = new_plane_state->crtc ?: plane->state->crtc;
>   	int ret;
>   
>   	if (!crtc)
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_existing_crtc_state(state->state, crtc);
> +	crtc_state = drm_atomic_get_existing_crtc_state(new_plane_state->state,
> +							crtc);
>   	if (WARN_ON(!crtc_state))
>   		return -EINVAL;
>   
> -	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
> +	ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  priv->soc_info->has_osd,
> @@ -386,9 +387,9 @@ static int ingenic_drm_plane_atomic_check(struct drm_plane *plane,
>   	 * Note that state->src_* are in 16.16 fixed-point format.
>   	 */
>   	if (!priv->soc_info->has_osd &&
> -	    (state->src_x != 0 ||
> -	     (state->src_w >> 16) != state->crtc_w ||
> -	     (state->src_h >> 16) != state->crtc_h))
> +	    (new_plane_state->src_x != 0 ||
> +	     (new_plane_state->src_w >> 16) != new_plane_state->crtc_w ||
> +	     (new_plane_state->src_h >> 16) != new_plane_state->crtc_h))
>   		return -EINVAL;
>   
>   	/*
> @@ -396,12 +397,12 @@ static int ingenic_drm_plane_atomic_check(struct drm_plane *plane,
>   	 * its position, size or depth.
>   	 */
>   	if (priv->soc_info->has_osd &&
> -	    (!plane->state->fb || !state->fb ||
> -	     plane->state->crtc_x != state->crtc_x ||
> -	     plane->state->crtc_y != state->crtc_y ||
> -	     plane->state->crtc_w != state->crtc_w ||
> -	     plane->state->crtc_h != state->crtc_h ||
> -	     plane->state->fb->format->format != state->fb->format->format))
> +	    (!plane->state->fb || !new_plane_state->fb ||
> +	     plane->state->crtc_x != new_plane_state->crtc_x ||
> +	     plane->state->crtc_y != new_plane_state->crtc_y ||
> +	     plane->state->crtc_w != new_plane_state->crtc_w ||
> +	     plane->state->crtc_h != new_plane_state->crtc_h ||
> +	     plane->state->fb->format->format != new_plane_state->fb->format->format))
>   		crtc_state->mode_changed = true;
>   
>   	return 0;
> diff --git a/drivers/gpu/drm/ingenic/ingenic-ipu.c b/drivers/gpu/drm/ingenic/ingenic-ipu.c
> index e52777ef85fd..623f42d44b07 100644
> --- a/drivers/gpu/drm/ingenic/ingenic-ipu.c
> +++ b/drivers/gpu/drm/ingenic/ingenic-ipu.c
> @@ -514,49 +514,49 @@ static void ingenic_ipu_plane_atomic_update(struct drm_plane *plane,
>   }
>   
>   static int ingenic_ipu_plane_atomic_check(struct drm_plane *plane,
> -					  struct drm_plane_state *state)
> +					  struct drm_plane_state *new_plane_state)
>   {
>   	unsigned int num_w, denom_w, num_h, denom_h, xres, yres, max_w, max_h;
>   	struct ingenic_ipu *ipu = plane_to_ingenic_ipu(plane);
> -	struct drm_crtc *crtc = state->crtc ?: plane->state->crtc;
> +	struct drm_crtc *crtc = new_plane_state->crtc ?: plane->state->crtc;
>   	struct drm_crtc_state *crtc_state;
>   
>   	if (!crtc)
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_existing_crtc_state(state->state, crtc);
> +	crtc_state = drm_atomic_get_existing_crtc_state(new_plane_state->state, crtc);
>   	if (WARN_ON(!crtc_state))
>   		return -EINVAL;
>   
>   	/* Request a full modeset if we are enabling or disabling the IPU. */
> -	if (!plane->state->crtc ^ !state->crtc)
> +	if (!plane->state->crtc ^ !new_plane_state->crtc)
>   		crtc_state->mode_changed = true;
>   
> -	if (!state->crtc ||
> +	if (!new_plane_state->crtc ||
>   	    !crtc_state->mode.hdisplay || !crtc_state->mode.vdisplay)
>   		return 0;
>   
>   	/* Plane must be fully visible */
> -	if (state->crtc_x < 0 || state->crtc_y < 0 ||
> -	    state->crtc_x + state->crtc_w > crtc_state->mode.hdisplay ||
> -	    state->crtc_y + state->crtc_h > crtc_state->mode.vdisplay)
> +	if (new_plane_state->crtc_x < 0 || new_plane_state->crtc_y < 0 ||
> +	    new_plane_state->crtc_x + new_plane_state->crtc_w > crtc_state->mode.hdisplay ||
> +	    new_plane_state->crtc_y + new_plane_state->crtc_h > crtc_state->mode.vdisplay)
>   		return -EINVAL;
>   
>   	/* Minimum size is 4x4 */
> -	if ((state->src_w >> 16) < 4 || (state->src_h >> 16) < 4)
> +	if ((new_plane_state->src_w >> 16) < 4 || (new_plane_state->src_h >> 16) < 4)
>   		return -EINVAL;
>   
>   	/* Input and output lines must have an even number of pixels. */
> -	if (((state->src_w >> 16) & 1) || (state->crtc_w & 1))
> +	if (((new_plane_state->src_w >> 16) & 1) || (new_plane_state->crtc_w & 1))
>   		return -EINVAL;
>   
> -	if (!osd_changed(state, plane->state))
> +	if (!osd_changed(new_plane_state, plane->state))
>   		return 0;
>   
>   	crtc_state->mode_changed = true;
>   
> -	xres = state->src_w >> 16;
> -	yres = state->src_h >> 16;
> +	xres = new_plane_state->src_w >> 16;
> +	yres = new_plane_state->src_h >> 16;
>   
>   	/*
>   	 * Increase the scaled image's theorical width/height until we find a
> @@ -568,13 +568,13 @@ static int ingenic_ipu_plane_atomic_check(struct drm_plane *plane,
>   	max_w = crtc_state->mode.hdisplay * 102 / 100;
>   	max_h = crtc_state->mode.vdisplay * 102 / 100;
>   
> -	for (denom_w = xres, num_w = state->crtc_w; num_w <= max_w; num_w++)
> +	for (denom_w = xres, num_w = new_plane_state->crtc_w; num_w <= max_w; num_w++)
>   		if (!reduce_fraction(&num_w, &denom_w))
>   			break;
>   	if (num_w > max_w)
>   		return -EINVAL;
>   
> -	for (denom_h = yres, num_h = state->crtc_h; num_h <= max_h; num_h++)
> +	for (denom_h = yres, num_h = new_plane_state->crtc_h; num_h <= max_h; num_h++)
>   		if (!reduce_fraction(&num_h, &denom_h))
>   			break;
>   	if (num_h > max_h)
> diff --git a/drivers/gpu/drm/kmb/kmb_plane.c b/drivers/gpu/drm/kmb/kmb_plane.c
> index be8eea3830c1..51ceaae9e7e8 100644
> --- a/drivers/gpu/drm/kmb/kmb_plane.c
> +++ b/drivers/gpu/drm/kmb/kmb_plane.c
> @@ -77,32 +77,34 @@ static unsigned int check_pixel_format(struct drm_plane *plane, u32 format)
>   }
>   
>   static int kmb_plane_atomic_check(struct drm_plane *plane,
> -				  struct drm_plane_state *state)
> +				  struct drm_plane_state *new_plane_state)
>   {
>   	struct drm_framebuffer *fb;
>   	int ret;
>   	struct drm_crtc_state *crtc_state;
>   	bool can_position;
>   
> -	fb = state->fb;
> -	if (!fb || !state->crtc)
> +	fb = new_plane_state->fb;
> +	if (!fb || !new_plane_state->crtc)
>   		return 0;
>   
>   	ret = check_pixel_format(plane, fb->format->format);
>   	if (ret)
>   		return ret;
>   
> -	if (state->crtc_w > KMB_MAX_WIDTH || state->crtc_h > KMB_MAX_HEIGHT)
> +	if (new_plane_state->crtc_w > KMB_MAX_WIDTH || new_plane_state->crtc_h > KMB_MAX_HEIGHT)
>   		return -EINVAL;
> -	if (state->crtc_w < KMB_MIN_WIDTH || state->crtc_h < KMB_MIN_HEIGHT)
> +	if (new_plane_state->crtc_w < KMB_MIN_WIDTH || new_plane_state->crtc_h < KMB_MIN_HEIGHT)
>   		return -EINVAL;
>   	can_position = (plane->type == DRM_PLANE_TYPE_OVERLAY);
>   	crtc_state =
> -		drm_atomic_get_existing_crtc_state(state->state, state->crtc);
> -	return drm_atomic_helper_check_plane_state(state, crtc_state,
> -						 DRM_PLANE_HELPER_NO_SCALING,
> -						 DRM_PLANE_HELPER_NO_SCALING,
> -						 can_position, true);
> +		drm_atomic_get_existing_crtc_state(new_plane_state->state,
> +						   new_plane_state->crtc);
> +	return drm_atomic_helper_check_plane_state(new_plane_state,
> +						   crtc_state,
> +						   DRM_PLANE_HELPER_NO_SCALING,
> +						   DRM_PLANE_HELPER_NO_SCALING,
> +						   can_position, true);
>   }
>   
>   static void kmb_plane_atomic_disable(struct drm_plane *plane,
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> index 30ebcfd8832f..cdd2f8cfb4ab 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> @@ -141,28 +141,30 @@ static const struct drm_plane_funcs mtk_plane_funcs = {
>   };
>   
>   static int mtk_plane_atomic_check(struct drm_plane *plane,
> -				  struct drm_plane_state *state)
> +				  struct drm_plane_state *new_plane_state)
>   {
> -	struct drm_framebuffer *fb = state->fb;
> +	struct drm_framebuffer *fb = new_plane_state->fb;
>   	struct drm_crtc_state *crtc_state;
>   	int ret;
>   
>   	if (!fb)
>   		return 0;
>   
> -	if (WARN_ON(!state->crtc))
> +	if (WARN_ON(!new_plane_state->crtc))
>   		return 0;
>   
> -	ret = mtk_drm_crtc_plane_check(state->crtc, plane,
> -				       to_mtk_plane_state(state));
> +	ret = mtk_drm_crtc_plane_check(new_plane_state->crtc, plane,
> +				       to_mtk_plane_state(new_plane_state));
>   	if (ret)
>   		return ret;
>   
> -	crtc_state = drm_atomic_get_crtc_state(state->state, state->crtc);
> +	crtc_state = drm_atomic_get_crtc_state(new_plane_state->state,
> +					       new_plane_state->crtc);
>   	if (IS_ERR(crtc_state))
>   		return PTR_ERR(crtc_state);
>   
> -	return drm_atomic_helper_check_plane_state(state, crtc_state,
> +	return drm_atomic_helper_check_plane_state(new_plane_state,
> +						   crtc_state,
>   						   DRM_PLANE_HELPER_NO_SCALING,
>   						   DRM_PLANE_HELPER_NO_SCALING,
>   						   true, true);
> diff --git a/drivers/gpu/drm/meson/meson_overlay.c b/drivers/gpu/drm/meson/meson_overlay.c
> index 1ffbbecafa22..a419a8c514e1 100644
> --- a/drivers/gpu/drm/meson/meson_overlay.c
> +++ b/drivers/gpu/drm/meson/meson_overlay.c
> @@ -165,18 +165,20 @@ struct meson_overlay {
>   #define FRAC_16_16(mult, div)    (((mult) << 16) / (div))
>   
>   static int meson_overlay_atomic_check(struct drm_plane *plane,
> -				      struct drm_plane_state *state)
> +				      struct drm_plane_state *new_plane_state)
>   {
>   	struct drm_crtc_state *crtc_state;
>   
> -	if (!state->crtc)
> +	if (!new_plane_state->crtc)
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_crtc_state(state->state, state->crtc);
> +	crtc_state = drm_atomic_get_crtc_state(new_plane_state->state,
> +					       new_plane_state->crtc);
>   	if (IS_ERR(crtc_state))
>   		return PTR_ERR(crtc_state);
>   
> -	return drm_atomic_helper_check_plane_state(state, crtc_state,
> +	return drm_atomic_helper_check_plane_state(new_plane_state,
> +						   crtc_state,
>   						   FRAC_16_16(1, 5),
>   						   FRAC_16_16(5, 1),
>   						   true, true);
> diff --git a/drivers/gpu/drm/meson/meson_plane.c b/drivers/gpu/drm/meson/meson_plane.c
> index 35338ed18209..2c1256caf48a 100644
> --- a/drivers/gpu/drm/meson/meson_plane.c
> +++ b/drivers/gpu/drm/meson/meson_plane.c
> @@ -71,14 +71,15 @@ struct meson_plane {
>   #define FRAC_16_16(mult, div)    (((mult) << 16) / (div))
>   
>   static int meson_plane_atomic_check(struct drm_plane *plane,
> -				    struct drm_plane_state *state)
> +				    struct drm_plane_state *new_plane_state)
>   {
>   	struct drm_crtc_state *crtc_state;
>   
> -	if (!state->crtc)
> +	if (!new_plane_state->crtc)
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_crtc_state(state->state, state->crtc);
> +	crtc_state = drm_atomic_get_crtc_state(new_plane_state->state,
> +					       new_plane_state->crtc);
>   	if (IS_ERR(crtc_state))
>   		return PTR_ERR(crtc_state);
>   
> @@ -87,7 +88,8 @@ static int meson_plane_atomic_check(struct drm_plane *plane,
>   	 * - Upscaling up to 5x, vertical and horizontal
>   	 * - Final coordinates must match crtc size
>   	 */
> -	return drm_atomic_helper_check_plane_state(state, crtc_state,
> +	return drm_atomic_helper_check_plane_state(new_plane_state,
> +						   crtc_state,
>   						   FRAC_16_16(1, 5),
>   						   DRM_PLANE_HELPER_NO_SCALING,
>   						   false, true);
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
> index bc0231a50132..9bce72627ff0 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
> @@ -950,44 +950,45 @@ static bool dpu_plane_validate_src(struct drm_rect *src,
>   }
>   
>   static int dpu_plane_atomic_check(struct drm_plane *plane,
> -				  struct drm_plane_state *state)
> +				  struct drm_plane_state *new_plane_state)
>   {
>   	int ret = 0, min_scale;
>   	struct dpu_plane *pdpu = to_dpu_plane(plane);
> -	struct dpu_plane_state *pstate = to_dpu_plane_state(state);
> +	struct dpu_plane_state *pstate = to_dpu_plane_state(new_plane_state);
>   	const struct drm_crtc_state *crtc_state = NULL;
>   	const struct dpu_format *fmt;
>   	struct drm_rect src, dst, fb_rect = { 0 };
>   	uint32_t min_src_size, max_linewidth;
>   
> -	if (state->crtc)
> -		crtc_state = drm_atomic_get_new_crtc_state(state->state,
> -							   state->crtc);
> +	if (new_plane_state->crtc)
> +		crtc_state = drm_atomic_get_new_crtc_state(new_plane_state->state,
> +							   new_plane_state->crtc);
>   
>   	min_scale = FRAC_16_16(1, pdpu->pipe_sblk->maxupscale);
> -	ret = drm_atomic_helper_check_plane_state(state, crtc_state, min_scale,
> -					  pdpu->pipe_sblk->maxdwnscale << 16,
> -					  true, true);
> +	ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
> +						  min_scale,
> +						  pdpu->pipe_sblk->maxdwnscale << 16,
> +						  true, true);
>   	if (ret) {
>   		DPU_DEBUG_PLANE(pdpu, "Check plane state failed (%d)\n", ret);
>   		return ret;
>   	}
> -	if (!state->visible)
> +	if (!new_plane_state->visible)
>   		return 0;
>   
> -	src.x1 = state->src_x >> 16;
> -	src.y1 = state->src_y >> 16;
> -	src.x2 = src.x1 + (state->src_w >> 16);
> -	src.y2 = src.y1 + (state->src_h >> 16);
> +	src.x1 = new_plane_state->src_x >> 16;
> +	src.y1 = new_plane_state->src_y >> 16;
> +	src.x2 = src.x1 + (new_plane_state->src_w >> 16);
> +	src.y2 = src.y1 + (new_plane_state->src_h >> 16);
>   
> -	dst = drm_plane_state_dest(state);
> +	dst = drm_plane_state_dest(new_plane_state);
>   
> -	fb_rect.x2 = state->fb->width;
> -	fb_rect.y2 = state->fb->height;
> +	fb_rect.x2 = new_plane_state->fb->width;
> +	fb_rect.y2 = new_plane_state->fb->height;
>   
>   	max_linewidth = pdpu->catalog->caps->max_linewidth;
>   
> -	fmt = to_dpu_format(msm_framebuffer_format(state->fb));
> +	fmt = to_dpu_format(msm_framebuffer_format(new_plane_state->fb));
>   
>   	min_src_size = DPU_FORMAT_IS_YUV(fmt) ? 2 : 1;
>   
> diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c
> index 05fa8255caeb..f5434a5254e0 100644
> --- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c
> +++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c
> @@ -404,20 +404,21 @@ static int mdp5_plane_atomic_check_with_state(struct drm_crtc_state *crtc_state,
>   }
>   
>   static int mdp5_plane_atomic_check(struct drm_plane *plane,
> -				   struct drm_plane_state *state)
> +				   struct drm_plane_state *new_plane_state)
>   {
>   	struct drm_crtc *crtc;
>   	struct drm_crtc_state *crtc_state;
>   
> -	crtc = state->crtc ? state->crtc : plane->state->crtc;
> +	crtc = new_plane_state->crtc ? new_plane_state->crtc : plane->state->crtc;
>   	if (!crtc)
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_existing_crtc_state(state->state, crtc);
> +	crtc_state = drm_atomic_get_existing_crtc_state(new_plane_state->state,
> +							crtc);
>   	if (WARN_ON(!crtc_state))
>   		return -EINVAL;
>   
> -	return mdp5_plane_atomic_check_with_state(crtc_state, state);
> +	return mdp5_plane_atomic_check_with_state(crtc_state, new_plane_state);
>   }
>   
>   static void mdp5_plane_atomic_update(struct drm_plane *plane,
> diff --git a/drivers/gpu/drm/nouveau/dispnv50/wndw.c b/drivers/gpu/drm/nouveau/dispnv50/wndw.c
> index 0356474ad6f6..f83bfc0794ab 100644
> --- a/drivers/gpu/drm/nouveau/dispnv50/wndw.c
> +++ b/drivers/gpu/drm/nouveau/dispnv50/wndw.c
> @@ -434,12 +434,13 @@ nv50_wndw_atomic_check_lut(struct nv50_wndw *wndw,
>   }
>   
>   static int
> -nv50_wndw_atomic_check(struct drm_plane *plane, struct drm_plane_state *state)
> +nv50_wndw_atomic_check(struct drm_plane *plane,
> +		       struct drm_plane_state *new_plane_state)

JFYI, IIRC our max line length is now 100. Adding newlines might not be 
needed.

>   {
>   	struct nouveau_drm *drm = nouveau_drm(plane->dev);
>   	struct nv50_wndw *wndw = nv50_wndw(plane);
>   	struct nv50_wndw_atom *armw = nv50_wndw_atom(wndw->plane.state);
> -	struct nv50_wndw_atom *asyw = nv50_wndw_atom(state);
> +	struct nv50_wndw_atom *asyw = nv50_wndw_atom(new_plane_state);
>   	struct nv50_head_atom *harm = NULL, *asyh = NULL;
>   	bool modeset = false;
>   	int ret;
> diff --git a/drivers/gpu/drm/omapdrm/omap_plane.c b/drivers/gpu/drm/omapdrm/omap_plane.c
> index 51dc24acea73..53ad0744e048 100644
> --- a/drivers/gpu/drm/omapdrm/omap_plane.c
> +++ b/drivers/gpu/drm/omapdrm/omap_plane.c
> @@ -99,18 +99,19 @@ static void omap_plane_atomic_disable(struct drm_plane *plane,
>   }
>   
>   static int omap_plane_atomic_check(struct drm_plane *plane,
> -				   struct drm_plane_state *state)
> +				   struct drm_plane_state *new_plane_state)
>   {
>   	struct drm_crtc_state *crtc_state;
>   
> -	if (!state->fb)
> +	if (!new_plane_state->fb)
>   		return 0;
>   
> -	/* crtc should only be NULL when disabling (i.e., !state->fb) */
> -	if (WARN_ON(!state->crtc))
> +	/* crtc should only be NULL when disabling (i.e., !new_plane_state->fb) */
> +	if (WARN_ON(!new_plane_state->crtc))
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_existing_crtc_state(state->state, state->crtc);
> +	crtc_state = drm_atomic_get_existing_crtc_state(new_plane_state->state,
> +							new_plane_state->crtc);
>   	/* we should have a crtc state if the plane is attached to a crtc */
>   	if (WARN_ON(!crtc_state))
>   		return 0;
> @@ -118,17 +119,17 @@ static int omap_plane_atomic_check(struct drm_plane *plane,
>   	if (!crtc_state->enable)
>   		return 0;
>   
> -	if (state->crtc_x < 0 || state->crtc_y < 0)
> +	if (new_plane_state->crtc_x < 0 || new_plane_state->crtc_y < 0)
>   		return -EINVAL;
>   
> -	if (state->crtc_x + state->crtc_w > crtc_state->adjusted_mode.hdisplay)
> +	if (new_plane_state->crtc_x + new_plane_state->crtc_w > crtc_state->adjusted_mode.hdisplay)
>   		return -EINVAL;
>   
> -	if (state->crtc_y + state->crtc_h > crtc_state->adjusted_mode.vdisplay)
> +	if (new_plane_state->crtc_y + new_plane_state->crtc_h > crtc_state->adjusted_mode.vdisplay)
>   		return -EINVAL;
>   
> -	if (state->rotation != DRM_MODE_ROTATE_0 &&
> -	    !omap_framebuffer_supports_rotation(state->fb))
> +	if (new_plane_state->rotation != DRM_MODE_ROTATE_0 &&
> +	    !omap_framebuffer_supports_rotation(new_plane_state->fb))
>   		return -EINVAL;
>   
>   	return 0;
> diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
> index c326412136c5..9b49b6c0af08 100644
> --- a/drivers/gpu/drm/qxl/qxl_display.c
> +++ b/drivers/gpu/drm/qxl/qxl_display.c
> @@ -463,15 +463,15 @@ static const struct drm_crtc_helper_funcs qxl_crtc_helper_funcs = {
>   };
>   
>   static int qxl_primary_atomic_check(struct drm_plane *plane,
> -				    struct drm_plane_state *state)
> +				    struct drm_plane_state *new_plane_state)
>   {
>   	struct qxl_device *qdev = to_qxl(plane->dev);
>   	struct qxl_bo *bo;
>   
> -	if (!state->crtc || !state->fb)
> +	if (!new_plane_state->crtc || !new_plane_state->fb)
>   		return 0;
>   
> -	bo = gem_to_qxl_bo(state->fb->obj[0]);
> +	bo = gem_to_qxl_bo(new_plane_state->fb->obj[0]);
>   
>   	return qxl_check_framebuffer(qdev, bo);
>   }
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.c b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
> index 02e5f11f38eb..b887ab8fc577 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_plane.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
> @@ -607,11 +607,12 @@ int __rcar_du_plane_atomic_check(struct drm_plane *plane,
>   }
>   
>   static int rcar_du_plane_atomic_check(struct drm_plane *plane,
> -				      struct drm_plane_state *state)
> +				      struct drm_plane_state *new_plane_state)
>   {
> -	struct rcar_du_plane_state *rstate = to_rcar_plane_state(state);
> +	struct rcar_du_plane_state *rstate = to_rcar_plane_state(new_plane_state);
>   
> -	return __rcar_du_plane_atomic_check(plane, state, &rstate->format);
> +	return __rcar_du_plane_atomic_check(plane, new_plane_state,
> +					    &rstate->format);
>   }
>   
>   static void rcar_du_plane_atomic_update(struct drm_plane *plane,
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
> index 53221d8473c1..f6cc1a76708a 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
> @@ -265,11 +265,12 @@ static void rcar_du_vsp_plane_cleanup_fb(struct drm_plane *plane,
>   }
>   
>   static int rcar_du_vsp_plane_atomic_check(struct drm_plane *plane,
> -					  struct drm_plane_state *state)
> +					  struct drm_plane_state *new_plane_state)
>   {
> -	struct rcar_du_vsp_plane_state *rstate = to_rcar_vsp_plane_state(state);
> +	struct rcar_du_vsp_plane_state *rstate = to_rcar_vsp_plane_state(new_plane_state);
>   
> -	return __rcar_du_plane_atomic_check(plane, state, &rstate->format);
> +	return __rcar_du_plane_atomic_check(plane, new_plane_state,
> +					    &rstate->format);
>   }
>   
>   static void rcar_du_vsp_plane_atomic_update(struct drm_plane *plane,
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> index fefeab73ca27..8a507917a0dc 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> @@ -778,11 +778,11 @@ static bool rockchip_mod_supported(struct drm_plane *plane,
>   }
>   
>   static int vop_plane_atomic_check(struct drm_plane *plane,
> -			   struct drm_plane_state *state)
> +			   struct drm_plane_state *new_plane_state)
>   {
> -	struct drm_crtc *crtc = state->crtc;
> +	struct drm_crtc *crtc = new_plane_state->crtc;
>   	struct drm_crtc_state *crtc_state;
> -	struct drm_framebuffer *fb = state->fb;
> +	struct drm_framebuffer *fb = new_plane_state->fb;
>   	struct vop_win *vop_win = to_vop_win(plane);
>   	const struct vop_win_data *win = vop_win->data;
>   	int ret;
> @@ -794,17 +794,18 @@ static int vop_plane_atomic_check(struct drm_plane *plane,
>   	if (!crtc || WARN_ON(!fb))
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_existing_crtc_state(state->state, crtc);
> +	crtc_state = drm_atomic_get_existing_crtc_state(new_plane_state->state,
> +							crtc);
>   	if (WARN_ON(!crtc_state))
>   		return -EINVAL;
>   
> -	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
> +	ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
>   						  min_scale, max_scale,
>   						  true, true);
>   	if (ret)
>   		return ret;
>   
> -	if (!state->visible)
> +	if (!new_plane_state->visible)
>   		return 0;
>   
>   	ret = vop_convert_format(fb->format->format);
> @@ -815,12 +816,12 @@ static int vop_plane_atomic_check(struct drm_plane *plane,
>   	 * Src.x1 can be odd when do clip, but yuv plane start point
>   	 * need align with 2 pixel.
>   	 */
> -	if (fb->format->is_yuv && ((state->src.x1 >> 16) % 2)) {
> +	if (fb->format->is_yuv && ((new_plane_state->src.x1 >> 16) % 2)) {
>   		DRM_ERROR("Invalid Source: Yuv format not support odd xpos\n");
>   		return -EINVAL;
>   	}
>   
> -	if (fb->format->is_yuv && state->rotation & DRM_MODE_REFLECT_Y) {
> +	if (fb->format->is_yuv && new_plane_state->rotation & DRM_MODE_REFLECT_Y) {
>   		DRM_ERROR("Invalid Source: Yuv format does not support this rotation\n");
>   		return -EINVAL;
>   	}
> @@ -837,14 +838,16 @@ static int vop_plane_atomic_check(struct drm_plane *plane,
>   		if (ret < 0)
>   			return ret;
>   
> -		if (state->src.x1 || state->src.y1) {
> -			DRM_ERROR("AFBC does not support offset display, xpos=%d, ypos=%d, offset=%d\n", state->src.x1, state->src.y1, fb->offsets[0]);
> +		if (new_plane_state->src.x1 || new_plane_state->src.y1) {
> +			DRM_ERROR("AFBC does not support offset display, xpos=%d, ypos=%d, offset=%d\n",
> +				  new_plane_state->src.x1,
> +				  new_plane_state->src.y1, fb->offsets[0]);
>   			return -EINVAL;
>   		}
>   
> -		if (state->rotation && state->rotation != DRM_MODE_ROTATE_0) {
> +		if (new_plane_state->rotation && new_plane_state->rotation != DRM_MODE_ROTATE_0) {
>   			DRM_ERROR("No rotation support in AFBC, rotation=%d\n",
> -				  state->rotation);
> +				  new_plane_state->rotation);
>   			return -EINVAL;
>   		}
>   	}
> diff --git a/drivers/gpu/drm/sti/sti_cursor.c b/drivers/gpu/drm/sti/sti_cursor.c
> index 7476301d7142..c04c868e337f 100644
> --- a/drivers/gpu/drm/sti/sti_cursor.c
> +++ b/drivers/gpu/drm/sti/sti_cursor.c
> @@ -181,12 +181,12 @@ static void sti_cursor_init(struct sti_cursor *cursor)
>   }
>   
>   static int sti_cursor_atomic_check(struct drm_plane *drm_plane,
> -				   struct drm_plane_state *state)
> +				   struct drm_plane_state *new_plane_state)
>   {
>   	struct sti_plane *plane = to_sti_plane(drm_plane);
>   	struct sti_cursor *cursor = to_sti_cursor(plane);
> -	struct drm_crtc *crtc = state->crtc;
> -	struct drm_framebuffer *fb = state->fb;
> +	struct drm_crtc *crtc = new_plane_state->crtc;
> +	struct drm_framebuffer *fb = new_plane_state->fb;
>   	struct drm_crtc_state *crtc_state;
>   	struct drm_display_mode *mode;
>   	int dst_x, dst_y, dst_w, dst_h;
> @@ -196,15 +196,17 @@ static int sti_cursor_atomic_check(struct drm_plane *drm_plane,
>   	if (!crtc || !fb)
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_crtc_state(state->state, crtc);
> +	crtc_state = drm_atomic_get_crtc_state(new_plane_state->state, crtc);
>   	mode = &crtc_state->mode;
> -	dst_x = state->crtc_x;
> -	dst_y = state->crtc_y;
> -	dst_w = clamp_val(state->crtc_w, 0, mode->crtc_hdisplay - dst_x);
> -	dst_h = clamp_val(state->crtc_h, 0, mode->crtc_vdisplay - dst_y);
> +	dst_x = new_plane_state->crtc_x;
> +	dst_y = new_plane_state->crtc_y;
> +	dst_w = clamp_val(new_plane_state->crtc_w, 0,
> +			  mode->crtc_hdisplay - dst_x);
> +	dst_h = clamp_val(new_plane_state->crtc_h, 0,
> +			  mode->crtc_vdisplay - dst_y);
>   	/* src_x are in 16.16 format */
> -	src_w = state->src_w >> 16;
> -	src_h = state->src_h >> 16;
> +	src_w = new_plane_state->src_w >> 16;
> +	src_h = new_plane_state->src_h >> 16;
>   
>   	if (src_w < STI_CURS_MIN_SIZE ||
>   	    src_h < STI_CURS_MIN_SIZE ||
> diff --git a/drivers/gpu/drm/sti/sti_gdp.c b/drivers/gpu/drm/sti/sti_gdp.c
> index 2f4a34f14d33..4fe91ab4f191 100644
> --- a/drivers/gpu/drm/sti/sti_gdp.c
> +++ b/drivers/gpu/drm/sti/sti_gdp.c
> @@ -615,12 +615,12 @@ static int sti_gdp_get_dst(struct device *dev, int dst, int src)
>   }
>   
>   static int sti_gdp_atomic_check(struct drm_plane *drm_plane,
> -				struct drm_plane_state *state)
> +				struct drm_plane_state *new_plane_state)
>   {
>   	struct sti_plane *plane = to_sti_plane(drm_plane);
>   	struct sti_gdp *gdp = to_sti_gdp(plane);
> -	struct drm_crtc *crtc = state->crtc;
> -	struct drm_framebuffer *fb =  state->fb;
> +	struct drm_crtc *crtc = new_plane_state->crtc;
> +	struct drm_framebuffer *fb =  new_plane_state->fb;
>   	struct drm_crtc_state *crtc_state;
>   	struct sti_mixer *mixer;
>   	struct drm_display_mode *mode;
> @@ -633,17 +633,19 @@ static int sti_gdp_atomic_check(struct drm_plane *drm_plane,
>   		return 0;
>   
>   	mixer = to_sti_mixer(crtc);
> -	crtc_state = drm_atomic_get_crtc_state(state->state, crtc);
> +	crtc_state = drm_atomic_get_crtc_state(new_plane_state->state, crtc);
>   	mode = &crtc_state->mode;
> -	dst_x = state->crtc_x;
> -	dst_y = state->crtc_y;
> -	dst_w = clamp_val(state->crtc_w, 0, mode->hdisplay - dst_x);
> -	dst_h = clamp_val(state->crtc_h, 0, mode->vdisplay - dst_y);
> +	dst_x = new_plane_state->crtc_x;
> +	dst_y = new_plane_state->crtc_y;
> +	dst_w = clamp_val(new_plane_state->crtc_w, 0, mode->hdisplay - dst_x);
> +	dst_h = clamp_val(new_plane_state->crtc_h, 0, mode->vdisplay - dst_y);
>   	/* src_x are in 16.16 format */
> -	src_x = state->src_x >> 16;
> -	src_y = state->src_y >> 16;
> -	src_w = clamp_val(state->src_w >> 16, 0, GAM_GDP_SIZE_MAX_WIDTH);
> -	src_h = clamp_val(state->src_h >> 16, 0, GAM_GDP_SIZE_MAX_HEIGHT);
> +	src_x = new_plane_state->src_x >> 16;
> +	src_y = new_plane_state->src_y >> 16;
> +	src_w = clamp_val(new_plane_state->src_w >> 16, 0,
> +			  GAM_GDP_SIZE_MAX_WIDTH);
> +	src_h = clamp_val(new_plane_state->src_h >> 16, 0,
> +			  GAM_GDP_SIZE_MAX_HEIGHT);
>   
>   	format = sti_gdp_fourcc2format(fb->format->format);
>   	if (format == -1) {
> diff --git a/drivers/gpu/drm/sti/sti_hqvdp.c b/drivers/gpu/drm/sti/sti_hqvdp.c
> index 62f824cd5f21..5d492ac1f2dd 100644
> --- a/drivers/gpu/drm/sti/sti_hqvdp.c
> +++ b/drivers/gpu/drm/sti/sti_hqvdp.c
> @@ -1017,12 +1017,12 @@ static void sti_hqvdp_start_xp70(struct sti_hqvdp *hqvdp)
>   }
>   
>   static int sti_hqvdp_atomic_check(struct drm_plane *drm_plane,
> -				  struct drm_plane_state *state)
> +				  struct drm_plane_state *new_plane_state)
>   {
>   	struct sti_plane *plane = to_sti_plane(drm_plane);
>   	struct sti_hqvdp *hqvdp = to_sti_hqvdp(plane);
> -	struct drm_crtc *crtc = state->crtc;
> -	struct drm_framebuffer *fb = state->fb;
> +	struct drm_crtc *crtc = new_plane_state->crtc;
> +	struct drm_framebuffer *fb = new_plane_state->fb;
>   	struct drm_crtc_state *crtc_state;
>   	struct drm_display_mode *mode;
>   	int dst_x, dst_y, dst_w, dst_h;
> @@ -1032,17 +1032,17 @@ static int sti_hqvdp_atomic_check(struct drm_plane *drm_plane,
>   	if (!crtc || !fb)
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_crtc_state(state->state, crtc);
> +	crtc_state = drm_atomic_get_crtc_state(new_plane_state->state, crtc);
>   	mode = &crtc_state->mode;
> -	dst_x = state->crtc_x;
> -	dst_y = state->crtc_y;
> -	dst_w = clamp_val(state->crtc_w, 0, mode->hdisplay - dst_x);
> -	dst_h = clamp_val(state->crtc_h, 0, mode->vdisplay - dst_y);
> +	dst_x = new_plane_state->crtc_x;
> +	dst_y = new_plane_state->crtc_y;
> +	dst_w = clamp_val(new_plane_state->crtc_w, 0, mode->hdisplay - dst_x);
> +	dst_h = clamp_val(new_plane_state->crtc_h, 0, mode->vdisplay - dst_y);
>   	/* src_x are in 16.16 format */
> -	src_x = state->src_x >> 16;
> -	src_y = state->src_y >> 16;
> -	src_w = state->src_w >> 16;
> -	src_h = state->src_h >> 16;
> +	src_x = new_plane_state->src_x >> 16;
> +	src_y = new_plane_state->src_y >> 16;
> +	src_w = new_plane_state->src_w >> 16;
> +	src_h = new_plane_state->src_h >> 16;
>   
>   	if (mode->clock && !sti_hqvdp_check_hw_scaling(hqvdp, mode,
>   						       src_w, src_h,
> diff --git a/drivers/gpu/drm/stm/ltdc.c b/drivers/gpu/drm/stm/ltdc.c
> index 6f3b523e16e8..dbd3994a18e1 100644
> --- a/drivers/gpu/drm/stm/ltdc.c
> +++ b/drivers/gpu/drm/stm/ltdc.c
> @@ -749,9 +749,9 @@ static const struct drm_crtc_funcs ltdc_crtc_funcs = {
>    */
>   
>   static int ltdc_plane_atomic_check(struct drm_plane *plane,
> -				   struct drm_plane_state *state)
> +				   struct drm_plane_state *new_plane_state)
>   {
> -	struct drm_framebuffer *fb = state->fb;
> +	struct drm_framebuffer *fb = new_plane_state->fb;
>   	u32 src_w, src_h;
>   
>   	DRM_DEBUG_DRIVER("\n");
> @@ -760,11 +760,11 @@ static int ltdc_plane_atomic_check(struct drm_plane *plane,
>   		return 0;
>   
>   	/* convert src_ from 16:16 format */
> -	src_w = state->src_w >> 16;
> -	src_h = state->src_h >> 16;
> +	src_w = new_plane_state->src_w >> 16;
> +	src_h = new_plane_state->src_h >> 16;
>   
>   	/* Reject scaling */
> -	if (src_w != state->crtc_w || src_h != state->crtc_h) {
> +	if (src_w != new_plane_state->crtc_w || src_h != new_plane_state->crtc_h) {
>   		DRM_ERROR("Scaling is not supported");
>   		return -EINVAL;
>   	}
> diff --git a/drivers/gpu/drm/sun4i/sun8i_ui_layer.c b/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
> index e64f30595f64..19ed531c006b 100644
> --- a/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
> +++ b/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
> @@ -257,17 +257,18 @@ static int sun8i_ui_layer_update_buffer(struct sun8i_mixer *mixer, int channel,
>   }
>   
>   static int sun8i_ui_layer_atomic_check(struct drm_plane *plane,
> -				       struct drm_plane_state *state)
> +				       struct drm_plane_state *new_plane_state)
>   {
>   	struct sun8i_ui_layer *layer = plane_to_sun8i_ui_layer(plane);
> -	struct drm_crtc *crtc = state->crtc;
> +	struct drm_crtc *crtc = new_plane_state->crtc;
>   	struct drm_crtc_state *crtc_state;
>   	int min_scale, max_scale;
>   
>   	if (!crtc)
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_existing_crtc_state(state->state, crtc);
> +	crtc_state = drm_atomic_get_existing_crtc_state(new_plane_state->state,
> +							crtc);
>   	if (WARN_ON(!crtc_state))
>   		return -EINVAL;
>   
> @@ -279,7 +280,8 @@ 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,
> +	return drm_atomic_helper_check_plane_state(new_plane_state,
> +						   crtc_state,
>   						   min_scale, max_scale,
>   						   true, true);
>   }
> diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
> index 8abb59e2f0c0..6074863f41c3 100644
> --- a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
> +++ b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
> @@ -361,17 +361,18 @@ static int sun8i_vi_layer_update_buffer(struct sun8i_mixer *mixer, int channel,
>   }
>   
>   static int sun8i_vi_layer_atomic_check(struct drm_plane *plane,
> -				       struct drm_plane_state *state)
> +				       struct drm_plane_state *new_plane_state)
>   {
>   	struct sun8i_vi_layer *layer = plane_to_sun8i_vi_layer(plane);
> -	struct drm_crtc *crtc = state->crtc;
> +	struct drm_crtc *crtc = new_plane_state->crtc;
>   	struct drm_crtc_state *crtc_state;
>   	int min_scale, max_scale;
>   
>   	if (!crtc)
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_existing_crtc_state(state->state, crtc);
> +	crtc_state = drm_atomic_get_existing_crtc_state(new_plane_state->state,
> +							crtc);
>   	if (WARN_ON(!crtc_state))
>   		return -EINVAL;
>   
> @@ -383,7 +384,8 @@ 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,
> +	return drm_atomic_helper_check_plane_state(new_plane_state,
> +						   crtc_state,
>   						   min_scale, max_scale,
>   						   true, true);
>   }
> diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
> index 85dd7131553a..2d91956bc762 100644
> --- a/drivers/gpu/drm/tegra/dc.c
> +++ b/drivers/gpu/drm/tegra/dc.c
> @@ -604,23 +604,23 @@ static const u64 tegra124_modifiers[] = {
>   };
>   
>   static int tegra_plane_atomic_check(struct drm_plane *plane,
> -				    struct drm_plane_state *state)
> +				    struct drm_plane_state *new_plane_state)
>   {
> -	struct tegra_plane_state *plane_state = to_tegra_plane_state(state);
> +	struct tegra_plane_state *plane_state = to_tegra_plane_state(new_plane_state);
>   	unsigned int supported_rotation = DRM_MODE_ROTATE_0 |
>   					  DRM_MODE_REFLECT_X |
>   					  DRM_MODE_REFLECT_Y;
> -	unsigned int rotation = state->rotation;
> +	unsigned int rotation = new_plane_state->rotation;
>   	struct tegra_bo_tiling *tiling = &plane_state->tiling;
>   	struct tegra_plane *tegra = to_tegra_plane(plane);
> -	struct tegra_dc *dc = to_tegra_dc(state->crtc);
> +	struct tegra_dc *dc = to_tegra_dc(new_plane_state->crtc);
>   	int err;
>   
>   	/* no need for further checks if the plane is being disabled */
> -	if (!state->crtc)
> +	if (!new_plane_state->crtc)
>   		return 0;
>   
> -	err = tegra_plane_format(state->fb->format->format,
> +	err = tegra_plane_format(new_plane_state->fb->format->format,
>   				 &plane_state->format,
>   				 &plane_state->swap);
>   	if (err < 0)
> @@ -638,7 +638,7 @@ static int tegra_plane_atomic_check(struct drm_plane *plane,
>   			return err;
>   	}
>   
> -	err = tegra_fb_get_tiling(state->fb, tiling);
> +	err = tegra_fb_get_tiling(new_plane_state->fb, tiling);
>   	if (err < 0)
>   		return err;
>   
> @@ -654,7 +654,7 @@ static int tegra_plane_atomic_check(struct drm_plane *plane,
>   	 * property in order to achieve the same result.  The legacy BO flag
>   	 * duplicates the DRM rotation property when both are set.
>   	 */
> -	if (tegra_fb_is_bottom_up(state->fb))
> +	if (tegra_fb_is_bottom_up(new_plane_state->fb))
>   		rotation |= DRM_MODE_REFLECT_Y;
>   
>   	rotation = drm_rotation_simplify(rotation, supported_rotation);
> @@ -674,14 +674,14 @@ static int tegra_plane_atomic_check(struct drm_plane *plane,
>   	 * error out if the user tries to display a framebuffer with such a
>   	 * configuration.
>   	 */
> -	if (state->fb->format->num_planes > 2) {
> -		if (state->fb->pitches[2] != state->fb->pitches[1]) {
> +	if (new_plane_state->fb->format->num_planes > 2) {
> +		if (new_plane_state->fb->pitches[2] != new_plane_state->fb->pitches[1]) {
>   			DRM_ERROR("unsupported UV-plane configuration\n");
>   			return -EINVAL;
>   		}
>   	}
>   
> -	err = tegra_plane_state_add(tegra, state);
> +	err = tegra_plane_state_add(tegra, new_plane_state);
>   	if (err < 0)
>   		return err;
>   
> @@ -831,29 +831,29 @@ static const u32 tegra_cursor_plane_formats[] = {
>   };
>   
>   static int tegra_cursor_atomic_check(struct drm_plane *plane,
> -				     struct drm_plane_state *state)
> +				     struct drm_plane_state *new_plane_state)
>   {
>   	struct tegra_plane *tegra = to_tegra_plane(plane);
>   	int err;
>   
>   	/* no need for further checks if the plane is being disabled */
> -	if (!state->crtc)
> +	if (!new_plane_state->crtc)
>   		return 0;
>   
>   	/* scaling not supported for cursor */
> -	if ((state->src_w >> 16 != state->crtc_w) ||
> -	    (state->src_h >> 16 != state->crtc_h))
> +	if ((new_plane_state->src_w >> 16 != new_plane_state->crtc_w) ||
> +	    (new_plane_state->src_h >> 16 != new_plane_state->crtc_h))
>   		return -EINVAL;
>   
>   	/* only square cursors supported */
> -	if (state->src_w != state->src_h)
> +	if (new_plane_state->src_w != new_plane_state->src_h)
>   		return -EINVAL;
>   
> -	if (state->crtc_w != 32 && state->crtc_w != 64 &&
> -	    state->crtc_w != 128 && state->crtc_w != 256)
> +	if (new_plane_state->crtc_w != 32 && new_plane_state->crtc_w != 64 &&
> +	    new_plane_state->crtc_w != 128 && new_plane_state->crtc_w != 256)
>   		return -EINVAL;
>   
> -	err = tegra_plane_state_add(tegra, state);
> +	err = tegra_plane_state_add(tegra, new_plane_state);
>   	if (err < 0)
>   		return err;
>   
> diff --git a/drivers/gpu/drm/tegra/hub.c b/drivers/gpu/drm/tegra/hub.c
> index 22a03f7ffdc1..8a2d359c4ff6 100644
> --- a/drivers/gpu/drm/tegra/hub.c
> +++ b/drivers/gpu/drm/tegra/hub.c
> @@ -336,25 +336,25 @@ static void tegra_dc_remove_shared_plane(struct tegra_dc *dc,
>   }
>   
>   static int tegra_shared_plane_atomic_check(struct drm_plane *plane,
> -					   struct drm_plane_state *state)
> +					   struct drm_plane_state *new_plane_state)
>   {
> -	struct tegra_plane_state *plane_state = to_tegra_plane_state(state);
> +	struct tegra_plane_state *plane_state = to_tegra_plane_state(new_plane_state);
>   	struct tegra_shared_plane *tegra = to_tegra_shared_plane(plane);
>   	struct tegra_bo_tiling *tiling = &plane_state->tiling;
> -	struct tegra_dc *dc = to_tegra_dc(state->crtc);
> +	struct tegra_dc *dc = to_tegra_dc(new_plane_state->crtc);
>   	int err;
>   
>   	/* no need for further checks if the plane is being disabled */
> -	if (!state->crtc || !state->fb)
> +	if (!new_plane_state->crtc || !new_plane_state->fb)
>   		return 0;
>   
> -	err = tegra_plane_format(state->fb->format->format,
> +	err = tegra_plane_format(new_plane_state->fb->format->format,
>   				 &plane_state->format,
>   				 &plane_state->swap);
>   	if (err < 0)
>   		return err;
>   
> -	err = tegra_fb_get_tiling(state->fb, tiling);
> +	err = tegra_fb_get_tiling(new_plane_state->fb, tiling);
>   	if (err < 0)
>   		return err;
>   
> @@ -369,8 +369,8 @@ static int tegra_shared_plane_atomic_check(struct drm_plane *plane,
>   	 * error out if the user tries to display a framebuffer with such a
>   	 * configuration.
>   	 */
> -	if (state->fb->format->num_planes > 2) {
> -		if (state->fb->pitches[2] != state->fb->pitches[1]) {
> +	if (new_plane_state->fb->format->num_planes > 2) {
> +		if (new_plane_state->fb->pitches[2] != new_plane_state->fb->pitches[1]) {
>   			DRM_ERROR("unsupported UV-plane configuration\n");
>   			return -EINVAL;
>   		}
> @@ -378,7 +378,7 @@ static int tegra_shared_plane_atomic_check(struct drm_plane *plane,
>   
>   	/* XXX scaling is not yet supported, add a check here */
>   
> -	err = tegra_plane_state_add(&tegra->base, state);
> +	err = tegra_plane_state_add(&tegra->base, new_plane_state);
>   	if (err < 0)
>   		return err;
>   
> diff --git a/drivers/gpu/drm/tidss/tidss_plane.c b/drivers/gpu/drm/tidss/tidss_plane.c
> index 35067ae674ea..6dab9ad89644 100644
> --- a/drivers/gpu/drm/tidss/tidss_plane.c
> +++ b/drivers/gpu/drm/tidss/tidss_plane.c
> @@ -20,7 +20,7 @@
>   /* drm_plane_helper_funcs */
>   
>   static int tidss_plane_atomic_check(struct drm_plane *plane,
> -				    struct drm_plane_state *state)
> +				    struct drm_plane_state *new_plane_state)
>   {
>   	struct drm_device *ddev = plane->dev;
>   	struct tidss_device *tidss = to_tidss(ddev);
> @@ -33,20 +33,22 @@ static int tidss_plane_atomic_check(struct drm_plane *plane,
>   
>   	dev_dbg(ddev->dev, "%s\n", __func__);
>   
> -	if (!state->crtc) {
> +	if (!new_plane_state->crtc) {
>   		/*
>   		 * The visible field is not reset by the DRM core but only
>   		 * updated by drm_plane_helper_check_state(), set it manually.
>   		 */
> -		state->visible = false;
> +		new_plane_state->visible = false;
>   		return 0;
>   	}
>   
> -	crtc_state = drm_atomic_get_crtc_state(state->state, state->crtc);
> +	crtc_state = drm_atomic_get_crtc_state(new_plane_state->state,
> +					       new_plane_state->crtc);
>   	if (IS_ERR(crtc_state))
>   		return PTR_ERR(crtc_state);
>   
> -	ret = drm_atomic_helper_check_plane_state(state, crtc_state, 0,
> +	ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
> +						  0,
>   						  INT_MAX, true, true);
>   	if (ret < 0)
>   		return ret;
> @@ -63,35 +65,37 @@ static int tidss_plane_atomic_check(struct drm_plane *plane,
>   	 * check for odd height).
>   	 */
>   
> -	finfo = drm_format_info(state->fb->format->format);
> +	finfo = drm_format_info(new_plane_state->fb->format->format);
>   
> -	if ((state->src_x >> 16) % finfo->hsub != 0) {
> +	if ((new_plane_state->src_x >> 16) % finfo->hsub != 0) {
>   		dev_dbg(ddev->dev,
>   			"%s: x-position %u not divisible subpixel size %u\n",
> -			__func__, (state->src_x >> 16), finfo->hsub);
> +			__func__, (new_plane_state->src_x >> 16), finfo->hsub);
>   		return -EINVAL;
>   	}
>   
> -	if ((state->src_y >> 16) % finfo->vsub != 0) {
> +	if ((new_plane_state->src_y >> 16) % finfo->vsub != 0) {
>   		dev_dbg(ddev->dev,
>   			"%s: y-position %u not divisible subpixel size %u\n",
> -			__func__, (state->src_y >> 16), finfo->vsub);
> +			__func__, (new_plane_state->src_y >> 16), finfo->vsub);
>   		return -EINVAL;
>   	}
>   
> -	if ((state->src_w >> 16) % finfo->hsub != 0) {
> +	if ((new_plane_state->src_w >> 16) % finfo->hsub != 0) {
>   		dev_dbg(ddev->dev,
>   			"%s: src width %u not divisible by subpixel size %u\n",
> -			 __func__, (state->src_w >> 16), finfo->hsub);
> +			 __func__, (new_plane_state->src_w >> 16),
> +			 finfo->hsub);
>   		return -EINVAL;
>   	}
>   
> -	if (!state->visible)
> +	if (!new_plane_state->visible)
>   		return 0;
>   
> -	hw_videoport = to_tidss_crtc(state->crtc)->hw_videoport;
> +	hw_videoport = to_tidss_crtc(new_plane_state->crtc)->hw_videoport;
>   
> -	ret = dispc_plane_check(tidss->dispc, hw_plane, state, hw_videoport);
> +	ret = dispc_plane_check(tidss->dispc, hw_plane, new_plane_state,
> +				hw_videoport);
>   	if (ret)
>   		return ret;
>   
> diff --git a/drivers/gpu/drm/tilcdc/tilcdc_plane.c b/drivers/gpu/drm/tilcdc/tilcdc_plane.c
> index 2f681a713815..389c80a5873c 100644
> --- a/drivers/gpu/drm/tilcdc/tilcdc_plane.c
> +++ b/drivers/gpu/drm/tilcdc/tilcdc_plane.c
> @@ -21,48 +21,48 @@ static const struct drm_plane_funcs tilcdc_plane_funcs = {
>   };
>   
>   static int tilcdc_plane_atomic_check(struct drm_plane *plane,
> -				     struct drm_plane_state *state)
> +				     struct drm_plane_state *new_state)

Different naming convention?

>   {
>   	struct drm_crtc_state *crtc_state;
>   	struct drm_plane_state *old_state = plane->state;
>   	unsigned int pitch;
>   
> -	if (!state->crtc)
> +	if (!new_state->crtc)
>   		return 0;
>   
> -	if (WARN_ON(!state->fb))
> +	if (WARN_ON(!new_state->fb))
>   		return -EINVAL;
>   
> -	if (state->crtc_x || state->crtc_y) {
> +	if (new_state->crtc_x || new_state->crtc_y) {
>   		dev_err(plane->dev->dev, "%s: crtc position must be zero.",
>   			__func__);
>   		return -EINVAL;
>   	}
>   
> -	crtc_state = drm_atomic_get_existing_crtc_state(state->state,
> -							state->crtc);
> +	crtc_state = drm_atomic_get_existing_crtc_state(new_state->state,
> +							new_state->crtc);
>   	/* we should have a crtc state if the plane is attached to a crtc */
>   	if (WARN_ON(!crtc_state))
>   		return 0;
>   
> -	if (crtc_state->mode.hdisplay != state->crtc_w ||
> -	    crtc_state->mode.vdisplay != state->crtc_h) {
> +	if (crtc_state->mode.hdisplay != new_state->crtc_w ||
> +	    crtc_state->mode.vdisplay != new_state->crtc_h) {
>   		dev_err(plane->dev->dev,
>   			"%s: Size must match mode (%dx%d == %dx%d)", __func__,
>   			crtc_state->mode.hdisplay, crtc_state->mode.vdisplay,
> -			state->crtc_w, state->crtc_h);
> +			new_state->crtc_w, new_state->crtc_h);
>   		return -EINVAL;
>   	}
>   
>   	pitch = crtc_state->mode.hdisplay *
> -		state->fb->format->cpp[0];
> -	if (state->fb->pitches[0] != pitch) {
> +		new_state->fb->format->cpp[0];
> +	if (new_state->fb->pitches[0] != pitch) {
>   		dev_err(plane->dev->dev,
>   			"Invalid pitch: fb and crtc widths must be the same");
>   		return -EINVAL;
>   	}
>   
> -	if (old_state->fb && state->fb->format != old_state->fb->format) {
> +	if (old_state->fb && new_state->fb->format != old_state->fb->format) {
>   		dev_dbg(plane->dev->dev,
>   			"%s(): pixel format change requires mode_change\n",
>   			__func__);
> diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c
> index ff485e58d271..e4b2f537967f 100644
> --- a/drivers/gpu/drm/vc4/vc4_plane.c
> +++ b/drivers/gpu/drm/vc4/vc4_plane.c
> @@ -1040,21 +1040,21 @@ static int vc4_plane_mode_set(struct drm_plane *plane,
>    * in the CRTC's flush.
>    */
>   static int vc4_plane_atomic_check(struct drm_plane *plane,
> -				  struct drm_plane_state *state)
> +				  struct drm_plane_state *new_plane_state)
>   {
> -	struct vc4_plane_state *vc4_state = to_vc4_plane_state(state);
> +	struct vc4_plane_state *vc4_state = to_vc4_plane_state(new_plane_state);
>   	int ret;
>   
>   	vc4_state->dlist_count = 0;
>   
> -	if (!plane_enabled(state))
> +	if (!plane_enabled(new_plane_state))
>   		return 0;
>   
> -	ret = vc4_plane_mode_set(plane, state);
> +	ret = vc4_plane_mode_set(plane, new_plane_state);
>   	if (ret)
>   		return ret;
>   
> -	return vc4_plane_allocate_lbm(state);
> +	return vc4_plane_allocate_lbm(new_plane_state);
>   }
>   
>   static void vc4_plane_atomic_update(struct drm_plane *plane,
> diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c
> index 42ac08ed1442..9b2ec4db1265 100644
> --- a/drivers/gpu/drm/virtio/virtgpu_plane.c
> +++ b/drivers/gpu/drm/virtio/virtgpu_plane.c
> @@ -83,20 +83,21 @@ static const struct drm_plane_funcs virtio_gpu_plane_funcs = {
>   };
>   
>   static int virtio_gpu_plane_atomic_check(struct drm_plane *plane,
> -					 struct drm_plane_state *state)
> +					 struct drm_plane_state *new_plane_state)
>   {
>   	bool is_cursor = plane->type == DRM_PLANE_TYPE_CURSOR;
>   	struct drm_crtc_state *crtc_state;
>   	int ret;
>   
> -	if (!state->fb || WARN_ON(!state->crtc))
> +	if (!new_plane_state->fb || WARN_ON(!new_plane_state->crtc))
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_crtc_state(state->state, state->crtc);
> +	crtc_state = drm_atomic_get_crtc_state(new_plane_state->state,
> +					       new_plane_state->crtc);
>   	if (IS_ERR(crtc_state))
>                   return PTR_ERR(crtc_state);
>   
> -	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
> +	ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  is_cursor, true);
> diff --git a/drivers/gpu/drm/vkms/vkms_plane.c b/drivers/gpu/drm/vkms/vkms_plane.c
> index 0824327cc860..eef120a573a8 100644
> --- a/drivers/gpu/drm/vkms/vkms_plane.c
> +++ b/drivers/gpu/drm/vkms/vkms_plane.c
> @@ -114,23 +114,24 @@ static void vkms_plane_atomic_update(struct drm_plane *plane,
>   }
>   
>   static int vkms_plane_atomic_check(struct drm_plane *plane,
> -				   struct drm_plane_state *state)
> +				   struct drm_plane_state *new_plane_state)
>   {
>   	struct drm_crtc_state *crtc_state;
>   	bool can_position = false;
>   	int ret;
>   
> -	if (!state->fb || WARN_ON(!state->crtc))
> +	if (!new_plane_state->fb || WARN_ON(!new_plane_state->crtc))
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_crtc_state(state->state, state->crtc);
> +	crtc_state = drm_atomic_get_crtc_state(new_plane_state->state,
> +					       new_plane_state->crtc);
>   	if (IS_ERR(crtc_state))
>   		return PTR_ERR(crtc_state);
>   
>   	if (plane->type == DRM_PLANE_TYPE_CURSOR)
>   		can_position = true;
>   
> -	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
> +	ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  can_position, true);
> @@ -138,7 +139,7 @@ static int vkms_plane_atomic_check(struct drm_plane *plane,
>   		return ret;
>   
>   	/* for now primary plane must be visible and full screen */
> -	if (!state->visible && !can_position)
> +	if (!new_plane_state->visible && !can_position)
>   		return -EINVAL;
>   
>   	return 0;
> diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
> index 84f2c042d13e..1b0c2e44b586 100644
> --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
> +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
> @@ -437,22 +437,23 @@ vmw_du_cursor_plane_atomic_update(struct drm_plane *plane,
>    * Returns 0 on success
>    */
>   int vmw_du_primary_plane_atomic_check(struct drm_plane *plane,
> -				      struct drm_plane_state *state)
> +				      struct drm_plane_state *new_state)

Different convention.

With the naming convention harmonized:

Acked-by: Thomas Zimmermann <tzimmermann@suse.de>

Best regards
Thomas

>   {
>   	struct drm_crtc_state *crtc_state = NULL;
> -	struct drm_framebuffer *new_fb = state->fb;
> +	struct drm_framebuffer *new_fb = new_state->fb;
>   	int ret;
>   
> -	if (state->crtc)
> -		crtc_state = drm_atomic_get_new_crtc_state(state->state, state->crtc);
> +	if (new_state->crtc)
> +		crtc_state = drm_atomic_get_new_crtc_state(new_state->state,
> +							   new_state->crtc);
>   
> -	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
> +	ret = drm_atomic_helper_check_plane_state(new_state, crtc_state,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  DRM_PLANE_HELPER_NO_SCALING,
>   						  false, true);
>   
>   	if (!ret && new_fb) {
> -		struct drm_crtc *crtc = state->crtc;
> +		struct drm_crtc *crtc = new_state->crtc;
>   		struct vmw_display_unit *du = vmw_crtc_to_du(crtc);
>   
>   		vmw_connector_state_to_vcs(du->connector.state);
> diff --git a/drivers/gpu/drm/xlnx/zynqmp_disp.c b/drivers/gpu/drm/xlnx/zynqmp_disp.c
> index c685d94409b0..ee7793d6a26e 100644
> --- a/drivers/gpu/drm/xlnx/zynqmp_disp.c
> +++ b/drivers/gpu/drm/xlnx/zynqmp_disp.c
> @@ -1143,18 +1143,20 @@ static inline struct zynqmp_disp_layer *plane_to_layer(struct drm_plane *plane)
>   
>   static int
>   zynqmp_disp_plane_atomic_check(struct drm_plane *plane,
> -			       struct drm_plane_state *state)
> +			       struct drm_plane_state *new_plane_state)
>   {
>   	struct drm_crtc_state *crtc_state;
>   
> -	if (!state->crtc)
> +	if (!new_plane_state->crtc)
>   		return 0;
>   
> -	crtc_state = drm_atomic_get_crtc_state(state->state, state->crtc);
> +	crtc_state = drm_atomic_get_crtc_state(new_plane_state->state,
> +					       new_plane_state->crtc);
>   	if (IS_ERR(crtc_state))
>   		return PTR_ERR(crtc_state);
>   
> -	return drm_atomic_helper_check_plane_state(state, crtc_state,
> +	return drm_atomic_helper_check_plane_state(new_plane_state,
> +						   crtc_state,
>   						   DRM_PLANE_HELPER_NO_SCALING,
>   						   DRM_PLANE_HELPER_NO_SCALING,
>   						   false, false);
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer


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