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Date:   Tue, 2 Aug 2022 16:33:15 +0100
From:   Liviu Dudau <Liviu.Dudau@....com>
To:     Danilo Krummrich <dakr@...hat.com>
Cc:     daniel@...ll.ch, laurent.pinchart@...asonboard.com,
        airlied@...ux.ie, tzimmermann@...e.de, mripard@...nel.org,
        sam@...nborg.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH drm-misc-next v7 2/5] drm/fb: rename FB CMA helpers to FB
 DMA helpers

On Tue, Aug 02, 2022 at 02:04:02AM +0200, Danilo Krummrich wrote:
> Rename "FB CMA" helpers to "FB DMA" helpers - considering the hierarchy
> of APIs (mm/cma -> dma -> fb dma) calling them "FB DMA" seems to be
> more applicable.
> 
> Besides that, commit e57924d4ae80 ("drm/doc: Task to rename CMA helpers")
> requests to rename the CMA helpers and implies that people seem to be
> confused about the naming.
> 
> In order to do this renaming the following script was used:
> 
> ```
> 	#!/bin/bash
> 
> 	DIRS="drivers/gpu include/drm Documentation/gpu"
> 
> 	REGEX_SYM_UPPER="[0-9A-Z_\-]"
> 	REGEX_SYM_LOWER="[0-9a-z_\-]"
> 
> 	REGEX_GREP_UPPER="(${REGEX_SYM_UPPER}*)(FB)_CMA_(${REGEX_SYM_UPPER}*)"
> 	REGEX_GREP_LOWER="(${REGEX_SYM_LOWER}*)(fb)_cma_(${REGEX_SYM_LOWER}*)"
> 
> 	REGEX_SED_UPPER="s/${REGEX_GREP_UPPER}/\1\2_DMA_\3/g"
> 	REGEX_SED_LOWER="s/${REGEX_GREP_LOWER}/\1\2_dma_\3/g"
> 
> 	# Find all upper case 'CMA' symbols and replace them with 'DMA'.
> 	for ff in $(grep -REHl "${REGEX_GREP_UPPER}" $DIRS)
> 	do
> 	       sed -i -E "$REGEX_SED_UPPER" $ff
> 	done
> 
> 	# Find all lower case 'cma' symbols and replace them with 'dma'.
> 	for ff in $(grep -REHl "${REGEX_GREP_LOWER}" $DIRS)
> 	do
> 	       sed -i -E "$REGEX_SED_LOWER" $ff
> 	done
> 
> 	# Replace all occurrences of 'CMA' / 'cma' in comments and
> 	# documentation files with 'DMA' / 'dma'.
> 	for ff in $(grep -RiHl " cma " $DIRS)
> 	do
> 		sed -i -E "s/ cma / dma /g" $ff
> 		sed -i -E "s/ CMA / DMA /g" $ff
> 	done
> ```
> 
> Only a few more manual modifications were needed, e.g. reverting the
> following modifications in some DRM Kconfig files
> 
>     -       select CMA if HAVE_DMA_CONTIGUOUS
>     +       select DMA if HAVE_DMA_CONTIGUOUS
> 
> as well as manually picking the occurrences of 'CMA'/'cma' in comments and
> documentation which relate to "FB CMA", but not "GEM CMA".
> 
> This patch is compile-time tested building a x86_64 kernel with
> `make allyesconfig && make drivers/gpu/drm`.
> 
> Acked-by: Sam Ravnborg <sam@...nborg.org>
> Acked-by: Thomas Zimmermann <tzimmermann@...e.de>
> Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
> Signed-off-by: Danilo Krummrich <dakr@...hat.com>
> ---
>  Documentation/gpu/drm-kms-helpers.rst         |  8 ++--
>  drivers/gpu/drm/Makefile                      |  2 +-
>  .../arm/display/komeda/komeda_framebuffer.c   |  4 +-
>  drivers/gpu/drm/arm/hdlcd_crtc.c              |  4 +-
>  drivers/gpu/drm/arm/malidp_mw.c               |  4 +-
>  drivers/gpu/drm/arm/malidp_planes.c           |  8 ++--
>  drivers/gpu/drm/aspeed/aspeed_gfx_crtc.c      |  4 +-
>  .../gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c   |  4 +-
>  ...rm_fb_cma_helper.c => drm_fb_dma_helper.c} | 43 +++++++++++--------
>  drivers/gpu/drm/drm_format_helper.c           |  4 +-
>  drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c   |  4 +-
>  .../gpu/drm/hisilicon/kirin/kirin_drm_ade.c   |  4 +-
>  drivers/gpu/drm/imx/dcss/dcss-plane.c         |  6 +--
>  drivers/gpu/drm/imx/ipuv3-plane.c             |  8 ++--
>  drivers/gpu/drm/ingenic/ingenic-drm-drv.c     |  6 +--
>  drivers/gpu/drm/ingenic/ingenic-ipu.c         | 10 ++---
>  drivers/gpu/drm/kmb/kmb_plane.c               |  8 ++--
>  drivers/gpu/drm/logicvc/Kconfig               |  2 +-
>  drivers/gpu/drm/logicvc/logicvc_layer.c       |  6 +--
>  drivers/gpu/drm/mcde/mcde_display.c           |  6 +--
>  drivers/gpu/drm/mcde/mcde_drv.c               |  4 +-
>  drivers/gpu/drm/meson/meson_overlay.c         |  8 ++--
>  drivers/gpu/drm/meson/meson_plane.c           |  4 +-
>  drivers/gpu/drm/mxsfb/lcdif_kms.c             |  6 +--
>  drivers/gpu/drm/mxsfb/mxsfb_kms.c             |  8 ++--
>  drivers/gpu/drm/pl111/pl111_display.c         |  6 +--
>  drivers/gpu/drm/rcar-du/rcar_du_plane.c       |  4 +-
>  drivers/gpu/drm/rcar-du/rcar_du_vsp.c         |  4 +-
>  drivers/gpu/drm/shmobile/shmob_drm_crtc.c     |  6 +--
>  drivers/gpu/drm/shmobile/shmob_drm_plane.c    |  6 +--
>  drivers/gpu/drm/sprd/sprd_dpu.c               |  4 +-
>  drivers/gpu/drm/sti/sti_cursor.c              |  6 +--
>  drivers/gpu/drm/sti/sti_gdp.c                 |  6 +--
>  drivers/gpu/drm/sti/sti_hqvdp.c               |  6 +--
>  drivers/gpu/drm/stm/ltdc.c                    | 14 +++---
>  drivers/gpu/drm/sun4i/sun4i_backend.c         |  4 +-
>  drivers/gpu/drm/sun4i/sun4i_frontend.c        |  8 ++--
>  drivers/gpu/drm/sun4i/sun8i_ui_layer.c        |  4 +-
>  drivers/gpu/drm/sun4i/sun8i_vi_layer.c        |  4 +-
>  drivers/gpu/drm/tegra/fb.c                    |  2 +-
>  drivers/gpu/drm/tidss/tidss_dispc.c           |  6 +--
>  drivers/gpu/drm/tilcdc/tilcdc_crtc.c          |  4 +-
>  drivers/gpu/drm/tiny/arcpgu.c                 |  4 +-
>  drivers/gpu/drm/tiny/ili9225.c                |  4 +-
>  drivers/gpu/drm/tiny/repaper.c                |  4 +-
>  drivers/gpu/drm/tiny/st7586.c                 |  4 +-
>  drivers/gpu/drm/tve200/tve200_display.c       | 10 ++---
>  drivers/gpu/drm/vc4/vc4_crtc.c                |  8 ++--
>  drivers/gpu/drm/vc4/vc4_plane.c               | 10 ++---
>  drivers/gpu/drm/vc4/vc4_txp.c                 |  4 +-
>  drivers/gpu/drm/xlnx/zynqmp_disp.c            |  4 +-
>  ...rm_fb_cma_helper.h => drm_fb_dma_helper.h} | 10 ++---
>  52 files changed, 168 insertions(+), 163 deletions(-)
>  rename drivers/gpu/drm/{drm_fb_cma_helper.c => drm_fb_dma_helper.c} (70%)
>  rename include/drm/{drm_fb_cma_helper.h => drm_fb_dma_helper.h} (56%)
> 
> diff --git a/Documentation/gpu/drm-kms-helpers.rst b/Documentation/gpu/drm-kms-helpers.rst
> index 2d473bc64c9f..dbc85fd7a971 100644
> --- a/Documentation/gpu/drm-kms-helpers.rst
> +++ b/Documentation/gpu/drm-kms-helpers.rst
> @@ -122,13 +122,13 @@ format Helper Functions Reference
>  .. kernel-doc:: drivers/gpu/drm/drm_format_helper.c
>     :export:
>  
> -Framebuffer CMA Helper Functions Reference
> +Framebuffer DMA Helper Functions Reference
>  ==========================================
>  
> -.. kernel-doc:: drivers/gpu/drm/drm_fb_cma_helper.c
> -   :doc: framebuffer cma helper functions
> +.. kernel-doc:: drivers/gpu/drm/drm_fb_dma_helper.c
> +   :doc: framebuffer dma helper functions
>  
> -.. kernel-doc:: drivers/gpu/drm/drm_fb_cma_helper.c
> +.. kernel-doc:: drivers/gpu/drm/drm_fb_dma_helper.c
>     :export:
>  
>  Framebuffer GEM Helper Reference
> diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile
> index 25016dcab55e..1d6e4f672b59 100644
> --- a/drivers/gpu/drm/Makefile
> +++ b/drivers/gpu/drm/Makefile
> @@ -41,7 +41,7 @@ obj-$(CONFIG_DRM_PANEL_ORIENTATION_QUIRKS) += drm_panel_orientation_quirks.o
>  obj-$(CONFIG_DRM_BUDDY) += drm_buddy.o
>  
>  drm_cma_helper-y := drm_gem_cma_helper.o
> -drm_cma_helper-$(CONFIG_DRM_KMS_HELPER) += drm_fb_cma_helper.o
> +drm_cma_helper-$(CONFIG_DRM_KMS_HELPER) += drm_fb_dma_helper.o
>  obj-$(CONFIG_DRM_GEM_CMA_HELPER) += drm_cma_helper.o
>  
>  drm_shmem_helper-y := drm_gem_shmem_helper.o
> diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.c b/drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.c
> index 3c372d2deb0a..ea45da663dfb 100644
> --- a/drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.c
> +++ b/drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.c
> @@ -5,7 +5,7 @@
>   *
>   */
>  #include <drm/drm_device.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_gem.h>
>  #include <drm/drm_gem_cma_helper.h>
>  #include <drm/drm_gem_framebuffer_helper.h>
> @@ -247,7 +247,7 @@ komeda_fb_get_pixel_addr(struct komeda_fb *kfb, int x, int y, int plane)
>  		return -EINVAL;
>  	}
>  
> -	obj = drm_fb_cma_get_gem_obj(fb, plane);
> +	obj = drm_fb_dma_get_gem_obj(fb, plane);
>  
>  	offset = fb->offsets[plane];
>  	if (!fb->modifier) {
> diff --git a/drivers/gpu/drm/arm/hdlcd_crtc.c b/drivers/gpu/drm/arm/hdlcd_crtc.c
> index 636ef9447830..d3cf788c0fa9 100644
> --- a/drivers/gpu/drm/arm/hdlcd_crtc.c
> +++ b/drivers/gpu/drm/arm/hdlcd_crtc.c
> @@ -18,7 +18,7 @@
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_crtc.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fb_helper.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -273,7 +273,7 @@ static void hdlcd_plane_atomic_update(struct drm_plane *plane,
>  		return;
>  
>  	dest_h = drm_rect_height(&new_plane_state->dst);
> -	scanout_start = drm_fb_cma_get_gem_addr(fb, new_plane_state, 0);
> +	scanout_start = drm_fb_dma_get_gem_addr(fb, new_plane_state, 0);
>  
>  	hdlcd = plane->dev->dev_private;
>  	hdlcd_write(hdlcd, HDLCD_REG_FB_LINE_LENGTH, fb->pitches[0]);
> diff --git a/drivers/gpu/drm/arm/malidp_mw.c b/drivers/gpu/drm/arm/malidp_mw.c
> index b66ca5b33a7f..7a9c900626ec 100644
> --- a/drivers/gpu/drm/arm/malidp_mw.c
> +++ b/drivers/gpu/drm/arm/malidp_mw.c
> @@ -10,7 +10,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_crtc.h>
>  #include <drm/drm_edid.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -160,7 +160,7 @@ malidp_mw_encoder_atomic_check(struct drm_encoder *encoder,
>  
>  	n_planes = fb->format->num_planes;
>  	for (i = 0; i < n_planes; i++) {
> -		struct drm_gem_cma_object *obj = drm_fb_cma_get_gem_obj(fb, i);
> +		struct drm_gem_cma_object *obj = drm_fb_dma_get_gem_obj(fb, i);
>  		/* memory write buffers are never rotated */
>  		u8 alignment = malidp_hw_get_pitch_align(malidp->dev, 0);
>  
> diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c
> index a1cee1a5b523..72e0162735fa 100644
> --- a/drivers/gpu/drm/arm/malidp_planes.c
> +++ b/drivers/gpu/drm/arm/malidp_planes.c
> @@ -13,7 +13,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_blend.h>
>  #include <drm/drm_drv.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -722,19 +722,19 @@ static void malidp_set_plane_base_addr(struct drm_framebuffer *fb,
>  	ptr = mp->layer->ptr + (plane_index << 4);
>  
>  	/*
> -	 * drm_fb_cma_get_gem_addr() alters the physical base address of the
> +	 * drm_fb_dma_get_gem_addr() alters the physical base address of the
>  	 * framebuffer as per the plane's src_x, src_y co-ordinates (ie to
>  	 * take care of source cropping).
>  	 * For AFBC, this is not needed as the cropping is handled by _AD_CROP_H
>  	 * and _AD_CROP_V registers.
>  	 */
>  	if (!afbc) {
> -		paddr = drm_fb_cma_get_gem_addr(fb, plane->state,
> +		paddr = drm_fb_dma_get_gem_addr(fb, plane->state,
>  						plane_index);
>  	} else {
>  		struct drm_gem_cma_object *obj;
>  
> -		obj = drm_fb_cma_get_gem_obj(fb, plane_index);
> +		obj = drm_fb_dma_get_gem_obj(fb, plane_index);
>  
>  		if (WARN_ON(!obj))
>  			return;

Hi Danilo,

For the drivers/gpu/drm/arm drivers:

Reviewed-by: Liviu Dudau <liviu.dudau@....com>

Best regards,
Liviu



> diff --git a/drivers/gpu/drm/aspeed/aspeed_gfx_crtc.c b/drivers/gpu/drm/aspeed/aspeed_gfx_crtc.c
> index f3788d7d82d6..cc4d0fa6262c 100644
> --- a/drivers/gpu/drm/aspeed/aspeed_gfx_crtc.c
> +++ b/drivers/gpu/drm/aspeed/aspeed_gfx_crtc.c
> @@ -7,7 +7,7 @@
>  
>  #include <drm/drm_crtc_helper.h>
>  #include <drm/drm_device.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
> @@ -185,7 +185,7 @@ static void aspeed_gfx_pipe_update(struct drm_simple_display_pipe *pipe,
>  	if (!fb)
>  		return;
>  
> -	gem = drm_fb_cma_get_gem_obj(fb, 0);
> +	gem = drm_fb_dma_get_gem_obj(fb, 0);
>  	if (!gem)
>  		return;
>  	writel(gem->paddr, priv->base + CRT_ADDR);
> diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
> index 10f31faf140c..ddcbfe7ea0c8 100644
> --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
> +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
> @@ -12,7 +12,7 @@
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_blend.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -448,7 +448,7 @@ static void atmel_hlcdc_plane_update_buffers(struct atmel_hlcdc_plane *plane,
>  	sr = atmel_hlcdc_layer_read_reg(&plane->layer, ATMEL_HLCDC_LAYER_CHSR);
>  
>  	for (i = 0; i < state->nplanes; i++) {
> -		struct drm_gem_cma_object *gem = drm_fb_cma_get_gem_obj(fb, i);
> +		struct drm_gem_cma_object *gem = drm_fb_dma_get_gem_obj(fb, i);
>  
>  		state->dscrs[i]->addr = gem->paddr + state->offsets[i];
>  
> diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_dma_helper.c
> similarity index 70%
> rename from drivers/gpu/drm/drm_fb_cma_helper.c
> rename to drivers/gpu/drm/drm_fb_dma_helper.c
> index 69c57273b184..85fd21cd9dda 100644
> --- a/drivers/gpu/drm/drm_fb_cma_helper.c
> +++ b/drivers/gpu/drm/drm_fb_dma_helper.c
> @@ -1,6 +1,6 @@
>  // SPDX-License-Identifier: GPL-2.0-or-later
>  /*
> - * drm kms/fb cma (contiguous memory allocator) helper functions
> + * drm kms/fb dma helper functions
>   *
>   * Copyright (C) 2012 Analog Devices Inc.
>   *   Author: Lars-Peter Clausen <lars@...afoo.de>
> @@ -10,7 +10,7 @@
>   */
>  
>  #include <drm/drm_damage_helper.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -20,17 +20,22 @@
>  #include <linux/module.h>
>  
>  /**
> - * DOC: framebuffer cma helper functions
> + * DOC: framebuffer dma helper functions
>   *
> - * Provides helper functions for creating a cma (contiguous memory allocator)
> - * backed framebuffer.
> + * Provides helper functions for creating a DMA-contiguous framebuffer.
> + *
> + * Depending on the platform, the buffers may be physically non-contiguous and
> + * mapped through an IOMMU or a similar mechanism, or allocated from
> + * physically-contiguous memory (using, for instance, CMA or a pool of memory
> + * reserved at early boot). This is handled behind the scenes by the DMA mapping
> + * API.
>   *
>   * drm_gem_fb_create() is used in the &drm_mode_config_funcs.fb_create
> - * callback function to create a cma backed framebuffer.
> + * callback function to create a DMA-contiguous framebuffer.
>   */
>  
>  /**
> - * drm_fb_cma_get_gem_obj() - Get CMA GEM object for framebuffer
> + * drm_fb_dma_get_gem_obj() - Get CMA GEM object for framebuffer
>   * @fb: The framebuffer
>   * @plane: Which plane
>   *
> @@ -38,7 +43,7 @@
>   *
>   * This function will usually be called from the CRTC callback functions.
>   */
> -struct drm_gem_cma_object *drm_fb_cma_get_gem_obj(struct drm_framebuffer *fb,
> +struct drm_gem_cma_object *drm_fb_dma_get_gem_obj(struct drm_framebuffer *fb,
>  						  unsigned int plane)
>  {
>  	struct drm_gem_object *gem;
> @@ -49,20 +54,20 @@ struct drm_gem_cma_object *drm_fb_cma_get_gem_obj(struct drm_framebuffer *fb,
>  
>  	return to_drm_gem_cma_obj(gem);
>  }
> -EXPORT_SYMBOL_GPL(drm_fb_cma_get_gem_obj);
> +EXPORT_SYMBOL_GPL(drm_fb_dma_get_gem_obj);
>  
>  /**
> - * drm_fb_cma_get_gem_addr() - Get physical address for framebuffer, for pixel
> + * drm_fb_dma_get_gem_addr() - Get DMA (bus) address for framebuffer, for pixel
>   * formats where values are grouped in blocks this will get you the beginning of
>   * the block
>   * @fb: The framebuffer
>   * @state: Which state of drm plane
>   * @plane: Which plane
> - * Return the CMA GEM address for given framebuffer.
> + * Return the DMA GEM address for given framebuffer.
>   *
>   * This function will usually be called from the PLANE callback functions.
>   */
> -dma_addr_t drm_fb_cma_get_gem_addr(struct drm_framebuffer *fb,
> +dma_addr_t drm_fb_dma_get_gem_addr(struct drm_framebuffer *fb,
>  				   struct drm_plane_state *state,
>  				   unsigned int plane)
>  {
> @@ -77,7 +82,7 @@ dma_addr_t drm_fb_cma_get_gem_addr(struct drm_framebuffer *fb,
>  	u32 block_start_y;
>  	u32 num_hblocks;
>  
> -	obj = drm_fb_cma_get_gem_obj(fb, plane);
> +	obj = drm_fb_dma_get_gem_obj(fb, plane);
>  	if (!obj)
>  		return 0;
>  
> @@ -98,10 +103,10 @@ dma_addr_t drm_fb_cma_get_gem_addr(struct drm_framebuffer *fb,
>  
>  	return paddr;
>  }
> -EXPORT_SYMBOL_GPL(drm_fb_cma_get_gem_addr);
> +EXPORT_SYMBOL_GPL(drm_fb_dma_get_gem_addr);
>  
>  /**
> - * drm_fb_cma_sync_non_coherent - Sync GEM object to non-coherent backing
> + * drm_fb_dma_sync_non_coherent - Sync GEM object to non-coherent backing
>   *	memory
>   * @drm: DRM device
>   * @old_state: Old plane state
> @@ -112,7 +117,7 @@ EXPORT_SYMBOL_GPL(drm_fb_cma_get_gem_addr);
>   * in a plane's .atomic_update ensures that all the data in the backing
>   * memory have been written to RAM.
>   */
> -void drm_fb_cma_sync_non_coherent(struct drm_device *drm,
> +void drm_fb_dma_sync_non_coherent(struct drm_device *drm,
>  				  struct drm_plane_state *old_state,
>  				  struct drm_plane_state *state)
>  {
> @@ -125,11 +130,11 @@ void drm_fb_cma_sync_non_coherent(struct drm_device *drm,
>  	size_t nb_bytes;
>  
>  	for (i = 0; i < finfo->num_planes; i++) {
> -		cma_obj = drm_fb_cma_get_gem_obj(state->fb, i);
> +		cma_obj = drm_fb_dma_get_gem_obj(state->fb, i);
>  		if (!cma_obj->map_noncoherent)
>  			continue;
>  
> -		daddr = drm_fb_cma_get_gem_addr(state->fb, state, i);
> +		daddr = drm_fb_dma_get_gem_addr(state->fb, state, i);
>  		drm_atomic_helper_damage_iter_init(&iter, old_state, state);
>  
>  		drm_atomic_for_each_plane_damage(&iter, &clip) {
> @@ -142,4 +147,4 @@ void drm_fb_cma_sync_non_coherent(struct drm_device *drm,
>  		}
>  	}
>  }
> -EXPORT_SYMBOL_GPL(drm_fb_cma_sync_non_coherent);
> +EXPORT_SYMBOL_GPL(drm_fb_dma_sync_non_coherent);
> diff --git a/drivers/gpu/drm/drm_format_helper.c b/drivers/gpu/drm/drm_format_helper.c
> index c6182b5de78b..400b16d9147d 100644
> --- a/drivers/gpu/drm/drm_format_helper.c
> +++ b/drivers/gpu/drm/drm_format_helper.c
> @@ -54,7 +54,7 @@ static int drm_fb_xfrm(void *dst, unsigned long dst_pitch, unsigned long dst_pix
>  	const void *sbuf;
>  
>  	/*
> -	 * Some source buffers, such as CMA memory, use write-combine
> +	 * Some source buffers, such as DMA memory, use write-combine
>  	 * caching, so reads are uncached. Speed up access by fetching
>  	 * one line at a time.
>  	 */
> @@ -676,7 +676,7 @@ void drm_fb_xrgb8888_to_mono(void *dst, unsigned int dst_pitch, const void *vadd
>  		dst_pitch = DIV_ROUND_UP(linepixels, 8);
>  
>  	/*
> -	 * The cma memory is write-combined so reads are uncached.
> +	 * The dma memory is write-combined so reads are uncached.
>  	 * Speed up by fetching one line at a time.
>  	 *
>  	 * Also, format conversion from XR24 to monochrome are done
> 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 3b20e79158c8..aba2b714e8a6 100644
> --- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c
> +++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c
> @@ -10,7 +10,7 @@
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_crtc.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -95,7 +95,7 @@ static void fsl_dcu_drm_plane_atomic_update(struct drm_plane *plane,
>  	if (index < 0)
>  		return;
>  
> -	gem = drm_fb_cma_get_gem_obj(fb, 0);
> +	gem = drm_fb_dma_get_gem_obj(fb, 0);
>  
>  	switch (fb->format->format) {
>  	case DRM_FORMAT_RGB565:
> diff --git a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c
> index 2c7059b775a1..c5d304826c3b 100644
> --- a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c
> +++ b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c
> @@ -24,7 +24,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_crtc.h>
>  #include <drm/drm_drv.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -548,7 +548,7 @@ static const struct drm_crtc_funcs ade_crtc_funcs = {
>  static void ade_rdma_set(void __iomem *base, struct drm_framebuffer *fb,
>  			 u32 ch, u32 y, u32 in_h, u32 fmt)
>  {
> -	struct drm_gem_cma_object *obj = drm_fb_cma_get_gem_obj(fb, 0);
> +	struct drm_gem_cma_object *obj = drm_fb_dma_get_gem_obj(fb, 0);
>  	u32 reg_ctrl, reg_addr, reg_size, reg_stride, reg_space, reg_en;
>  	u32 stride = fb->pitches[0];
>  	u32 addr = (u32)obj->paddr + y * stride;
> diff --git a/drivers/gpu/drm/imx/dcss/dcss-plane.c b/drivers/gpu/drm/imx/dcss/dcss-plane.c
> index c29f343f33e5..a333c13c9ebc 100644
> --- a/drivers/gpu/drm/imx/dcss/dcss-plane.c
> +++ b/drivers/gpu/drm/imx/dcss/dcss-plane.c
> @@ -6,7 +6,7 @@
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_blend.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -156,7 +156,7 @@ static int dcss_plane_atomic_check(struct drm_plane *plane,
>  	if (!fb || !new_plane_state->crtc)
>  		return 0;
>  
> -	cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
> +	cma_obj = drm_fb_dma_get_gem_obj(fb, 0);
>  	WARN_ON(!cma_obj);
>  
>  	crtc_state = drm_atomic_get_existing_crtc_state(state,
> @@ -218,7 +218,7 @@ static void dcss_plane_atomic_set_base(struct dcss_plane *dcss_plane)
>  	struct dcss_dev *dcss = plane->dev->dev_private;
>  	struct drm_framebuffer *fb = state->fb;
>  	const struct drm_format_info *format = fb->format;
> -	struct drm_gem_cma_object *cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
> +	struct drm_gem_cma_object *cma_obj = drm_fb_dma_get_gem_obj(fb, 0);
>  	unsigned long p1_ba = 0, p2_ba = 0;
>  
>  	if (!format->is_yuv ||
> diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c
> index f1b397693af8..27bd16418002 100644
> --- a/drivers/gpu/drm/imx/ipuv3-plane.c
> +++ b/drivers/gpu/drm/imx/ipuv3-plane.c
> @@ -8,7 +8,7 @@
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_blend.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
> @@ -129,7 +129,7 @@ drm_plane_state_to_eba(struct drm_plane_state *state, int plane)
>  	int x = state->src.x1 >> 16;
>  	int y = state->src.y1 >> 16;
>  
> -	cma_obj = drm_fb_cma_get_gem_obj(fb, plane);
> +	cma_obj = drm_fb_dma_get_gem_obj(fb, plane);
>  	BUG_ON(!cma_obj);
>  
>  	return cma_obj->paddr + fb->offsets[plane] + fb->pitches[plane] * y +
> @@ -145,7 +145,7 @@ drm_plane_state_to_ubo(struct drm_plane_state *state)
>  	int x = state->src.x1 >> 16;
>  	int y = state->src.y1 >> 16;
>  
> -	cma_obj = drm_fb_cma_get_gem_obj(fb, 1);
> +	cma_obj = drm_fb_dma_get_gem_obj(fb, 1);
>  	BUG_ON(!cma_obj);
>  
>  	x /= fb->format->hsub;
> @@ -164,7 +164,7 @@ drm_plane_state_to_vbo(struct drm_plane_state *state)
>  	int x = state->src.x1 >> 16;
>  	int y = state->src.y1 >> 16;
>  
> -	cma_obj = drm_fb_cma_get_gem_obj(fb, 2);
> +	cma_obj = drm_fb_dma_get_gem_obj(fb, 2);
>  	BUG_ON(!cma_obj);
>  
>  	x /= fb->format->hsub;
> diff --git a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> index f5835e6bf877..1dd78145b4b9 100644
> --- a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> +++ b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> @@ -31,7 +31,7 @@
>  #include <drm/drm_drv.h>
>  #include <drm/drm_encoder.h>
>  #include <drm/drm_gem_cma_helper.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fb_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
> @@ -669,12 +669,12 @@ static void ingenic_drm_plane_atomic_update(struct drm_plane *plane,
>  
>  	if (newstate && newstate->fb) {
>  		if (priv->soc_info->map_noncoherent)
> -			drm_fb_cma_sync_non_coherent(&priv->drm, oldstate, newstate);
> +			drm_fb_dma_sync_non_coherent(&priv->drm, oldstate, newstate);
>  
>  		crtc_state = newstate->crtc->state;
>  		plane_id = !!(priv->soc_info->has_osd && plane != &priv->f0);
>  
> -		addr = drm_fb_cma_get_gem_addr(newstate->fb, newstate, 0);
> +		addr = drm_fb_dma_get_gem_addr(newstate->fb, newstate, 0);
>  		width = newstate->src_w >> 16;
>  		height = newstate->src_h >> 16;
>  		cpp = newstate->fb->format->cpp[0];
> diff --git a/drivers/gpu/drm/ingenic/ingenic-ipu.c b/drivers/gpu/drm/ingenic/ingenic-ipu.c
> index c117073fd61e..21052600cef4 100644
> --- a/drivers/gpu/drm/ingenic/ingenic-ipu.c
> +++ b/drivers/gpu/drm/ingenic/ingenic-ipu.c
> @@ -22,7 +22,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_damage_helper.h>
>  #include <drm/drm_drv.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
> @@ -362,15 +362,15 @@ static void ingenic_ipu_plane_atomic_update(struct drm_plane *plane,
>  	}
>  
>  	if (ingenic_drm_map_noncoherent(ipu->master))
> -		drm_fb_cma_sync_non_coherent(ipu->drm, oldstate, newstate);
> +		drm_fb_dma_sync_non_coherent(ipu->drm, oldstate, newstate);
>  
>  	/* New addresses will be committed in vblank handler... */
> -	ipu->addr_y = drm_fb_cma_get_gem_addr(newstate->fb, newstate, 0);
> +	ipu->addr_y = drm_fb_dma_get_gem_addr(newstate->fb, newstate, 0);
>  	if (finfo->num_planes > 1)
> -		ipu->addr_u = drm_fb_cma_get_gem_addr(newstate->fb, newstate,
> +		ipu->addr_u = drm_fb_dma_get_gem_addr(newstate->fb, newstate,
>  						      1);
>  	if (finfo->num_planes > 2)
> -		ipu->addr_v = drm_fb_cma_get_gem_addr(newstate->fb, newstate,
> +		ipu->addr_v = drm_fb_dma_get_gem_addr(newstate->fb, newstate,
>  						      2);
>  
>  	if (!needs_modeset)
> diff --git a/drivers/gpu/drm/kmb/kmb_plane.c b/drivers/gpu/drm/kmb/kmb_plane.c
> index e385b8741776..ca3246e48e45 100644
> --- a/drivers/gpu/drm/kmb/kmb_plane.c
> +++ b/drivers/gpu/drm/kmb/kmb_plane.c
> @@ -8,7 +8,7 @@
>  #include <drm/drm_blend.h>
>  #include <drm/drm_crtc.h>
>  #include <drm/drm_crtc_helper.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fb_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
> @@ -403,7 +403,7 @@ static void kmb_plane_atomic_update(struct drm_plane *plane,
>  	kmb_write_lcd(kmb, LCD_LAYERn_DMA_LINE_WIDTH(plane_id),
>  		      (width * fb->format->cpp[0]));
>  
> -	addr[Y_PLANE] = drm_fb_cma_get_gem_addr(fb, new_plane_state, 0);
> +	addr[Y_PLANE] = drm_fb_dma_get_gem_addr(fb, new_plane_state, 0);
>  	kmb_write_lcd(kmb, LCD_LAYERn_DMA_START_ADDR(plane_id),
>  		      addr[Y_PLANE] + fb->offsets[0]);
>  	val = get_pixel_format(fb->format->format);
> @@ -415,7 +415,7 @@ static void kmb_plane_atomic_update(struct drm_plane *plane,
>  		kmb_write_lcd(kmb, LCD_LAYERn_DMA_CB_LINE_WIDTH(plane_id),
>  			      (width * fb->format->cpp[0]));
>  
> -		addr[U_PLANE] = drm_fb_cma_get_gem_addr(fb, new_plane_state,
> +		addr[U_PLANE] = drm_fb_dma_get_gem_addr(fb, new_plane_state,
>  							U_PLANE);
>  		/* check if Cb/Cr is swapped*/
>  		if (num_planes == 3 && (val & LCD_LAYER_CRCB_ORDER))
> @@ -436,7 +436,7 @@ static void kmb_plane_atomic_update(struct drm_plane *plane,
>  				      LCD_LAYERn_DMA_CR_LINE_WIDTH(plane_id),
>  				      ((width) * fb->format->cpp[0]));
>  
> -			addr[V_PLANE] = drm_fb_cma_get_gem_addr(fb,
> +			addr[V_PLANE] = drm_fb_dma_get_gem_addr(fb,
>  								new_plane_state,
>  								V_PLANE);
>  
> diff --git a/drivers/gpu/drm/logicvc/Kconfig b/drivers/gpu/drm/logicvc/Kconfig
> index 300b2be07385..73be27cc749c 100644
> --- a/drivers/gpu/drm/logicvc/Kconfig
> +++ b/drivers/gpu/drm/logicvc/Kconfig
> @@ -3,7 +3,7 @@ config DRM_LOGICVC
>  	depends on DRM
>  	depends on OF || COMPILE_TEST
>  	select DRM_KMS_HELPER
> -	select DRM_KMS_CMA_HELPER
> +	select DRM_KMS_DMA_HELPER
>  	select DRM_GEM_CMA_HELPER
>  	help
>  	  DRM display driver for the logiCVC programmable logic block from Xylon
> diff --git a/drivers/gpu/drm/logicvc/logicvc_layer.c b/drivers/gpu/drm/logicvc/logicvc_layer.c
> index 466f9bd88bc1..464000aea765 100644
> --- a/drivers/gpu/drm/logicvc/logicvc_layer.c
> +++ b/drivers/gpu/drm/logicvc/logicvc_layer.c
> @@ -10,7 +10,7 @@
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_blend.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_plane.h>
> @@ -157,7 +157,7 @@ static void logicvc_plane_atomic_update(struct drm_plane *drm_plane,
>  		     new_state->crtc_h - 1);
>  
>  	if (logicvc->caps->layer_address) {
> -		phys_addr_t fb_addr = drm_fb_cma_get_gem_addr(fb, new_state, 0);
> +		phys_addr_t fb_addr = drm_fb_dma_get_gem_addr(fb, new_state, 0);
>  
>  		regmap_write(logicvc->regmap, LOGICVC_LAYER_ADDRESS_REG(index),
>  			     fb_addr);
> @@ -280,7 +280,7 @@ int logicvc_layer_buffer_find_setup(struct logicvc_drm *logicvc,
>  		return -ENOMEM;
>  	}
>  
> -	fb_addr = drm_fb_cma_get_gem_addr(fb, state, 0);
> +	fb_addr = drm_fb_dma_get_gem_addr(fb, state, 0);
>  	if (fb_addr < logicvc->reserved_mem_base) {
>  		drm_err(drm_dev,
>  			"Framebuffer memory below reserved memory base!\n");
> diff --git a/drivers/gpu/drm/mcde/mcde_display.c b/drivers/gpu/drm/mcde/mcde_display.c
> index 4df477540d07..9247da47f0cf 100644
> --- a/drivers/gpu/drm/mcde/mcde_display.c
> +++ b/drivers/gpu/drm/mcde/mcde_display.c
> @@ -11,7 +11,7 @@
>  #include <linux/media-bus-format.h>
>  
>  #include <drm/drm_device.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
> @@ -165,7 +165,7 @@ static int mcde_display_check(struct drm_simple_display_pipe *pipe,
>  	struct drm_framebuffer *fb = pstate->fb;
>  
>  	if (fb) {
> -		u32 offset = drm_fb_cma_get_gem_addr(fb, pstate, 0);
> +		u32 offset = drm_fb_dma_get_gem_addr(fb, pstate, 0);
>  
>  		/* FB base address must be dword aligned. */
>  		if (offset & 3) {
> @@ -1424,7 +1424,7 @@ static void mcde_display_update(struct drm_simple_display_pipe *pipe,
>  	 * from the DRM core before the display is enabled.
>  	 */
>  	if (fb) {
> -		mcde_set_extsrc(mcde, drm_fb_cma_get_gem_addr(fb, pstate, 0));
> +		mcde_set_extsrc(mcde, drm_fb_dma_get_gem_addr(fb, pstate, 0));
>  		dev_info_once(mcde->dev, "first update of display contents\n");
>  		/*
>  		 * Usually the flow is already active, unless we are in
> diff --git a/drivers/gpu/drm/mcde/mcde_drv.c b/drivers/gpu/drm/mcde/mcde_drv.c
> index e601baa87e55..509c2b03bc42 100644
> --- a/drivers/gpu/drm/mcde/mcde_drv.c
> +++ b/drivers/gpu/drm/mcde/mcde_drv.c
> @@ -37,7 +37,7 @@
>   * (effectively using channels 0..3) for concurrent use.
>   *
>   * In the current DRM/KMS setup, we use one external source, one overlay,
> - * one FIFO and one formatter which we connect to the simple CMA framebuffer
> + * one FIFO and one formatter which we connect to the simple DMA framebuffer
>   * helpers. We then provide a bridge to the DSI port, and on the DSI port
>   * bridge we connect hang a panel bridge or other bridge. This may be subject
>   * to change as we exploit more of the hardware capabilities.
> @@ -68,7 +68,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_bridge.h>
>  #include <drm/drm_drv.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fb_helper.h>
>  #include <drm/drm_gem.h>
>  #include <drm/drm_gem_cma_helper.h>
> diff --git a/drivers/gpu/drm/meson/meson_overlay.c b/drivers/gpu/drm/meson/meson_overlay.c
> index 93c1cd2aab43..bfebf45d8402 100644
> --- a/drivers/gpu/drm/meson/meson_overlay.c
> +++ b/drivers/gpu/drm/meson/meson_overlay.c
> @@ -11,7 +11,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_blend.h>
>  #include <drm/drm_device.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
> @@ -650,7 +650,7 @@ static void meson_overlay_atomic_update(struct drm_plane *plane,
>  
>  	switch (priv->viu.vd1_planes) {
>  	case 3:
> -		gem = drm_fb_cma_get_gem_obj(fb, 2);
> +		gem = drm_fb_dma_get_gem_obj(fb, 2);
>  		priv->viu.vd1_addr2 = gem->paddr + fb->offsets[2];
>  		priv->viu.vd1_stride2 = fb->pitches[2];
>  		priv->viu.vd1_height2 =
> @@ -662,7 +662,7 @@ static void meson_overlay_atomic_update(struct drm_plane *plane,
>  			 priv->viu.vd1_height2);
>  		fallthrough;
>  	case 2:
> -		gem = drm_fb_cma_get_gem_obj(fb, 1);
> +		gem = drm_fb_dma_get_gem_obj(fb, 1);
>  		priv->viu.vd1_addr1 = gem->paddr + fb->offsets[1];
>  		priv->viu.vd1_stride1 = fb->pitches[1];
>  		priv->viu.vd1_height1 =
> @@ -674,7 +674,7 @@ static void meson_overlay_atomic_update(struct drm_plane *plane,
>  			 priv->viu.vd1_height1);
>  		fallthrough;
>  	case 1:
> -		gem = drm_fb_cma_get_gem_obj(fb, 0);
> +		gem = drm_fb_dma_get_gem_obj(fb, 0);
>  		priv->viu.vd1_addr0 = gem->paddr + fb->offsets[0];
>  		priv->viu.vd1_stride0 = fb->pitches[0];
>  		priv->viu.vd1_height0 =
> diff --git a/drivers/gpu/drm/meson/meson_plane.c b/drivers/gpu/drm/meson/meson_plane.c
> index f3d49e81acf4..51479715cce7 100644
> --- a/drivers/gpu/drm/meson/meson_plane.c
> +++ b/drivers/gpu/drm/meson/meson_plane.c
> @@ -15,7 +15,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_blend.h>
>  #include <drm/drm_device.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
> @@ -365,7 +365,7 @@ static void meson_plane_atomic_update(struct drm_plane *plane,
>  	}
>  
>  	/* Update Canvas with buffer address */
> -	gem = drm_fb_cma_get_gem_obj(fb, 0);
> +	gem = drm_fb_dma_get_gem_obj(fb, 0);
>  
>  	priv->viu.osd1_addr = gem->paddr;
>  	priv->viu.osd1_stride = fb->pitches[0];
> diff --git a/drivers/gpu/drm/mxsfb/lcdif_kms.c b/drivers/gpu/drm/mxsfb/lcdif_kms.c
> index b27a54e31343..0df418774035 100644
> --- a/drivers/gpu/drm/mxsfb/lcdif_kms.c
> +++ b/drivers/gpu/drm/mxsfb/lcdif_kms.c
> @@ -18,7 +18,7 @@
>  #include <drm/drm_crtc.h>
>  #include <drm/drm_encoder.h>
>  #include <drm/drm_framebuffer.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_gem_atomic_helper.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -296,7 +296,7 @@ static void lcdif_crtc_atomic_enable(struct drm_crtc *crtc,
>  	lcdif_crtc_mode_set_nofb(lcdif, bridge_state, bus_format);
>  
>  	/* Write cur_buf as well to avoid an initial corrupt frame */
> -	paddr = drm_fb_cma_get_gem_addr(new_pstate->fb, new_pstate, 0);
> +	paddr = drm_fb_dma_get_gem_addr(new_pstate->fb, new_pstate, 0);
>  	if (paddr) {
>  		writel(lower_32_bits(paddr),
>  		       lcdif->base + LCDC_V8_CTRLDESCL_LOW0_4);
> @@ -405,7 +405,7 @@ static void lcdif_plane_primary_atomic_update(struct drm_plane *plane,
>  									    plane);
>  	dma_addr_t paddr;
>  
> -	paddr = drm_fb_cma_get_gem_addr(new_pstate->fb, new_pstate, 0);
> +	paddr = drm_fb_dma_get_gem_addr(new_pstate->fb, new_pstate, 0);
>  	if (paddr) {
>  		writel(lower_32_bits(paddr),
>  		       lcdif->base + LCDC_V8_CTRLDESCL_LOW0_4);
> diff --git a/drivers/gpu/drm/mxsfb/mxsfb_kms.c b/drivers/gpu/drm/mxsfb/mxsfb_kms.c
> index 2da2be6c11f2..e55e9262afb2 100644
> --- a/drivers/gpu/drm/mxsfb/mxsfb_kms.c
> +++ b/drivers/gpu/drm/mxsfb/mxsfb_kms.c
> @@ -20,7 +20,7 @@
>  #include <drm/drm_bridge.h>
>  #include <drm/drm_crtc.h>
>  #include <drm/drm_encoder.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
> @@ -388,7 +388,7 @@ static void mxsfb_crtc_atomic_enable(struct drm_crtc *crtc,
>  	mxsfb_crtc_mode_set_nofb(mxsfb, bridge_state, bus_format);
>  
>  	/* Write cur_buf as well to avoid an initial corrupt frame */
> -	paddr = drm_fb_cma_get_gem_addr(new_pstate->fb, new_pstate, 0);
> +	paddr = drm_fb_dma_get_gem_addr(new_pstate->fb, new_pstate, 0);
>  	if (paddr) {
>  		writel(paddr, mxsfb->base + mxsfb->devdata->cur_buf);
>  		writel(paddr, mxsfb->base + mxsfb->devdata->next_buf);
> @@ -543,7 +543,7 @@ static void mxsfb_plane_primary_atomic_update(struct drm_plane *plane,
>  									    plane);
>  	dma_addr_t paddr;
>  
> -	paddr = drm_fb_cma_get_gem_addr(new_pstate->fb, new_pstate, 0);
> +	paddr = drm_fb_dma_get_gem_addr(new_pstate->fb, new_pstate, 0);
>  	if (paddr)
>  		writel(paddr, mxsfb->base + mxsfb->devdata->next_buf);
>  }
> @@ -559,7 +559,7 @@ static void mxsfb_plane_overlay_atomic_update(struct drm_plane *plane,
>  	dma_addr_t paddr;
>  	u32 ctrl;
>  
> -	paddr = drm_fb_cma_get_gem_addr(new_pstate->fb, new_pstate, 0);
> +	paddr = drm_fb_dma_get_gem_addr(new_pstate->fb, new_pstate, 0);
>  	if (!paddr) {
>  		writel(0, mxsfb->base + LCDC_AS_CTRL);
>  		return;
> diff --git a/drivers/gpu/drm/pl111/pl111_display.c b/drivers/gpu/drm/pl111/pl111_display.c
> index 6263346f24c6..5f2429c3633e 100644
> --- a/drivers/gpu/drm/pl111/pl111_display.c
> +++ b/drivers/gpu/drm/pl111/pl111_display.c
> @@ -15,7 +15,7 @@
>  #include <linux/media-bus-format.h>
>  #include <linux/of_graph.h>
>  
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
> @@ -94,7 +94,7 @@ static int pl111_display_check(struct drm_simple_display_pipe *pipe,
>  		return -EINVAL;
>  
>  	if (fb) {
> -		u32 offset = drm_fb_cma_get_gem_addr(fb, pstate, 0);
> +		u32 offset = drm_fb_dma_get_gem_addr(fb, pstate, 0);
>  
>  		/* FB base address must be dword aligned. */
>  		if (offset & 3)
> @@ -398,7 +398,7 @@ static void pl111_display_update(struct drm_simple_display_pipe *pipe,
>  	struct drm_framebuffer *fb = pstate->fb;
>  
>  	if (fb) {
> -		u32 addr = drm_fb_cma_get_gem_addr(fb, pstate, 0);
> +		u32 addr = drm_fb_dma_get_gem_addr(fb, pstate, 0);
>  
>  		writel(addr, priv->regs + CLCD_UBAS);
>  	}
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.c b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
> index 07ba6bff5f5d..4ae444346991 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_plane.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
> @@ -12,7 +12,7 @@
>  #include <drm/drm_blend.h>
>  #include <drm/drm_crtc.h>
>  #include <drm/drm_device.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -350,7 +350,7 @@ static void rcar_du_plane_setup_scanout(struct rcar_du_group *rgrp,
>  			pitch = fb->pitches[0] * 8 / state->format->bpp;
>  
>  		for (i = 0; i < state->format->planes; ++i) {
> -			gem = drm_fb_cma_get_gem_obj(fb, i);
> +			gem = drm_fb_dma_get_gem_obj(fb, i);
>  			dma[i] = gem->paddr + fb->offsets[i];
>  		}
>  	} else {
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
> index 5e985d46d68e..99d32f42e46d 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
> @@ -11,7 +11,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_blend.h>
>  #include <drm/drm_crtc.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
> @@ -183,7 +183,7 @@ int rcar_du_vsp_map_fb(struct rcar_du_vsp *vsp, struct drm_framebuffer *fb,
>  	int ret;
>  
>  	for (i = 0; i < fb->format->num_planes; ++i) {
> -		struct drm_gem_cma_object *gem = drm_fb_cma_get_gem_obj(fb, i);
> +		struct drm_gem_cma_object *gem = drm_fb_dma_get_gem_obj(fb, i);
>  		struct sg_table *sgt = &sg_tables[i];
>  
>  		if (gem->sgt) {
> diff --git a/drivers/gpu/drm/shmobile/shmob_drm_crtc.c b/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
> index 387fbd2ab32d..94318f858ed6 100644
> --- a/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
> +++ b/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
> @@ -12,7 +12,7 @@
>  
>  #include <drm/drm_crtc.h>
>  #include <drm/drm_crtc_helper.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -292,13 +292,13 @@ static void shmob_drm_crtc_compute_base(struct shmob_drm_crtc *scrtc,
>  	unsigned int bpp;
>  
>  	bpp = scrtc->format->yuv ? 8 : scrtc->format->bpp;
> -	gem = drm_fb_cma_get_gem_obj(fb, 0);
> +	gem = drm_fb_dma_get_gem_obj(fb, 0);
>  	scrtc->dma[0] = gem->paddr + fb->offsets[0]
>  		      + y * fb->pitches[0] + x * bpp / 8;
>  
>  	if (scrtc->format->yuv) {
>  		bpp = scrtc->format->bpp - 8;
> -		gem = drm_fb_cma_get_gem_obj(fb, 1);
> +		gem = drm_fb_dma_get_gem_obj(fb, 1);
>  		scrtc->dma[1] = gem->paddr + fb->offsets[1]
>  			      + y / (bpp == 4 ? 2 : 1) * fb->pitches[1]
>  			      + x * (bpp == 16 ? 2 : 1);
> diff --git a/drivers/gpu/drm/shmobile/shmob_drm_plane.c b/drivers/gpu/drm/shmobile/shmob_drm_plane.c
> index 4763ea8e1af0..6fa64bce0c91 100644
> --- a/drivers/gpu/drm/shmobile/shmob_drm_plane.c
> +++ b/drivers/gpu/drm/shmobile/shmob_drm_plane.c
> @@ -9,7 +9,7 @@
>  
>  #include <drm/drm_crtc.h>
>  #include <drm/drm_crtc_helper.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -45,13 +45,13 @@ static void shmob_drm_plane_compute_base(struct shmob_drm_plane *splane,
>  	unsigned int bpp;
>  
>  	bpp = splane->format->yuv ? 8 : splane->format->bpp;
> -	gem = drm_fb_cma_get_gem_obj(fb, 0);
> +	gem = drm_fb_dma_get_gem_obj(fb, 0);
>  	splane->dma[0] = gem->paddr + fb->offsets[0]
>  		       + y * fb->pitches[0] + x * bpp / 8;
>  
>  	if (splane->format->yuv) {
>  		bpp = splane->format->bpp - 8;
> -		gem = drm_fb_cma_get_gem_obj(fb, 1);
> +		gem = drm_fb_dma_get_gem_obj(fb, 1);
>  		splane->dma[1] = gem->paddr + fb->offsets[1]
>  			       + y / (bpp == 4 ? 2 : 1) * fb->pitches[1]
>  			       + x * (bpp == 16 ? 2 : 1);
> diff --git a/drivers/gpu/drm/sprd/sprd_dpu.c b/drivers/gpu/drm/sprd/sprd_dpu.c
> index 10d21f7ab02d..5ea104e0beb8 100644
> --- a/drivers/gpu/drm/sprd/sprd_dpu.c
> +++ b/drivers/gpu/drm/sprd/sprd_dpu.c
> @@ -19,7 +19,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_blend.h>
>  #include <drm/drm_crtc_helper.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
>  #include <drm/drm_gem_framebuffer_helper.h>
> @@ -340,7 +340,7 @@ static void sprd_dpu_layer(struct sprd_dpu *dpu, struct drm_plane_state *state)
>  	size = (src_w & 0xffff) | (src_h << 16);
>  
>  	for (i = 0; i < fb->format->num_planes; i++) {
> -		cma_obj = drm_fb_cma_get_gem_obj(fb, i);
> +		cma_obj = drm_fb_dma_get_gem_obj(fb, i);
>  		addr = cma_obj->paddr + fb->offsets[i];
>  
>  		if (i == 0)
> diff --git a/drivers/gpu/drm/sti/sti_cursor.c b/drivers/gpu/drm/sti/sti_cursor.c
> index 1e9bd4241f10..d374fa50be60 100644
> --- a/drivers/gpu/drm/sti/sti_cursor.c
> +++ b/drivers/gpu/drm/sti/sti_cursor.c
> @@ -11,7 +11,7 @@
>  
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_device.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
>  
> @@ -243,7 +243,7 @@ static int sti_cursor_atomic_check(struct drm_plane *drm_plane,
>  		}
>  	}
>  
> -	if (!drm_fb_cma_get_gem_obj(fb, 0)) {
> +	if (!drm_fb_dma_get_gem_obj(fb, 0)) {
>  		DRM_ERROR("Can't get CMA GEM object for fb\n");
>  		return -EINVAL;
>  	}
> @@ -278,7 +278,7 @@ static void sti_cursor_atomic_update(struct drm_plane *drm_plane,
>  	dst_x = newstate->crtc_x;
>  	dst_y = newstate->crtc_y;
>  
> -	cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
> +	cma_obj = drm_fb_dma_get_gem_obj(fb, 0);
>  
>  	/* Convert ARGB8888 to CLUT8 */
>  	sti_cursor_argb8888_to_clut8(cursor, (u32 *)cma_obj->vaddr);
> diff --git a/drivers/gpu/drm/sti/sti_gdp.c b/drivers/gpu/drm/sti/sti_gdp.c
> index af783f599306..623a09163f9f 100644
> --- a/drivers/gpu/drm/sti/sti_gdp.c
> +++ b/drivers/gpu/drm/sti/sti_gdp.c
> @@ -12,7 +12,7 @@
>  
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_device.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -658,7 +658,7 @@ static int sti_gdp_atomic_check(struct drm_plane *drm_plane,
>  		return -EINVAL;
>  	}
>  
> -	if (!drm_fb_cma_get_gem_obj(fb, 0)) {
> +	if (!drm_fb_dma_get_gem_obj(fb, 0)) {
>  		DRM_ERROR("Can't get CMA GEM object for fb\n");
>  		return -EINVAL;
>  	}
> @@ -778,7 +778,7 @@ static void sti_gdp_atomic_update(struct drm_plane *drm_plane,
>  	top_field->gam_gdp_ctl |= sti_gdp_get_alpharange(format);
>  	top_field->gam_gdp_ppt &= ~GAM_GDP_PPT_IGNORE;
>  
> -	cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
> +	cma_obj = drm_fb_dma_get_gem_obj(fb, 0);
>  
>  	DRM_DEBUG_DRIVER("drm FB:%d format:%.4s phys@:0x%lx\n", fb->base.id,
>  			 (char *)&fb->format->format,
> diff --git a/drivers/gpu/drm/sti/sti_hqvdp.c b/drivers/gpu/drm/sti/sti_hqvdp.c
> index 271982080437..26284c5f5b22 100644
> --- a/drivers/gpu/drm/sti/sti_hqvdp.c
> +++ b/drivers/gpu/drm/sti/sti_hqvdp.c
> @@ -16,7 +16,7 @@
>  
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_device.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -1055,7 +1055,7 @@ static int sti_hqvdp_atomic_check(struct drm_plane *drm_plane,
>  		return -EINVAL;
>  	}
>  
> -	if (!drm_fb_cma_get_gem_obj(fb, 0)) {
> +	if (!drm_fb_dma_get_gem_obj(fb, 0)) {
>  		DRM_ERROR("Can't get CMA GEM object for fb\n");
>  		return -EINVAL;
>  	}
> @@ -1178,7 +1178,7 @@ static void sti_hqvdp_atomic_update(struct drm_plane *drm_plane,
>  	cmd->iqi.sat_gain = IQI_SAT_GAIN_DFLT;
>  	cmd->iqi.pxf_conf = IQI_PXF_CONF_DFLT;
>  
> -	cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
> +	cma_obj = drm_fb_dma_get_gem_obj(fb, 0);
>  
>  	DRM_DEBUG_DRIVER("drm FB:%d format:%.4s phys@:0x%lx\n", fb->base.id,
>  			 (char *)&fb->format->format,
> diff --git a/drivers/gpu/drm/stm/ltdc.c b/drivers/gpu/drm/stm/ltdc.c
> index 8f3307b279e7..42a98ef73d03 100644
> --- a/drivers/gpu/drm/stm/ltdc.c
> +++ b/drivers/gpu/drm/stm/ltdc.c
> @@ -28,7 +28,7 @@
>  #include <drm/drm_bridge.h>
>  #include <drm/drm_device.h>
>  #include <drm/drm_edid.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
> @@ -1346,7 +1346,7 @@ static void ltdc_plane_atomic_update(struct drm_plane *plane,
>  	}
>  
>  	/* Sets the FB address */
> -	paddr = (u32)drm_fb_cma_get_gem_addr(fb, newstate, 0);
> +	paddr = (u32)drm_fb_dma_get_gem_addr(fb, newstate, 0);
>  
>  	if (newstate->rotation & DRM_MODE_REFLECT_X)
>  		paddr += (fb->format->cpp[0] * (x1 - x0 + 1)) - 1;
> @@ -1380,7 +1380,7 @@ static void ltdc_plane_atomic_update(struct drm_plane *plane,
>  			case DRM_FORMAT_NV12:
>  			case DRM_FORMAT_NV21:
>  			/* Configure the auxiliary frame buffer address 0 */
> -			paddr1 = (u32)drm_fb_cma_get_gem_addr(fb, newstate, 1);
> +			paddr1 = (u32)drm_fb_dma_get_gem_addr(fb, newstate, 1);
>  
>  			if (newstate->rotation & DRM_MODE_REFLECT_X)
>  				paddr1 += ((fb->format->cpp[1] * (x1 - x0 + 1)) >> 1) - 1;
> @@ -1392,8 +1392,8 @@ static void ltdc_plane_atomic_update(struct drm_plane *plane,
>  			break;
>  			case DRM_FORMAT_YUV420:
>  			/* Configure the auxiliary frame buffer address 0 & 1 */
> -			paddr1 = (u32)drm_fb_cma_get_gem_addr(fb, newstate, 1);
> -			paddr2 = (u32)drm_fb_cma_get_gem_addr(fb, newstate, 2);
> +			paddr1 = (u32)drm_fb_dma_get_gem_addr(fb, newstate, 1);
> +			paddr2 = (u32)drm_fb_dma_get_gem_addr(fb, newstate, 2);
>  
>  			if (newstate->rotation & DRM_MODE_REFLECT_X) {
>  				paddr1 += ((fb->format->cpp[1] * (x1 - x0 + 1)) >> 1) - 1;
> @@ -1410,8 +1410,8 @@ static void ltdc_plane_atomic_update(struct drm_plane *plane,
>  			break;
>  			case DRM_FORMAT_YVU420:
>  			/* Configure the auxiliary frame buffer address 0 & 1 */
> -			paddr1 = (u32)drm_fb_cma_get_gem_addr(fb, newstate, 2);
> -			paddr2 = (u32)drm_fb_cma_get_gem_addr(fb, newstate, 1);
> +			paddr1 = (u32)drm_fb_dma_get_gem_addr(fb, newstate, 2);
> +			paddr2 = (u32)drm_fb_dma_get_gem_addr(fb, newstate, 1);
>  
>  			if (newstate->rotation & DRM_MODE_REFLECT_X) {
>  				paddr1 += ((fb->format->cpp[1] * (x1 - x0 + 1)) >> 1) - 1;
> diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c
> index 0c69eab1fd37..fa4539c3b149 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_backend.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_backend.c
> @@ -19,7 +19,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_blend.h>
>  #include <drm/drm_crtc.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -338,7 +338,7 @@ int sun4i_backend_update_layer_buffer(struct sun4i_backend *backend,
>  		     fb->pitches[0] * 8);
>  
>  	/* Get the start of the displayed memory */
> -	paddr = drm_fb_cma_get_gem_addr(fb, state, 0);
> +	paddr = drm_fb_dma_get_gem_addr(fb, state, 0);
>  	DRM_DEBUG_DRIVER("Setting buffer address to %pad\n", &paddr);
>  
>  	if (fb->format->is_yuv)
> diff --git a/drivers/gpu/drm/sun4i/sun4i_frontend.c b/drivers/gpu/drm/sun4i/sun4i_frontend.c
> index 462fae73eae9..4a811e803dac 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_frontend.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_frontend.c
> @@ -14,7 +14,7 @@
>  #include <linux/reset.h>
>  
>  #include <drm/drm_device.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -221,19 +221,19 @@ void sun4i_frontend_update_buffer(struct sun4i_frontend *frontend,
>  	swap = sun4i_frontend_format_chroma_requires_swap(fb->format->format);
>  
>  	/* Set the physical address of the buffer in memory */
> -	paddr = drm_fb_cma_get_gem_addr(fb, state, 0);
> +	paddr = drm_fb_dma_get_gem_addr(fb, state, 0);
>  	DRM_DEBUG_DRIVER("Setting buffer #0 address to %pad\n", &paddr);
>  	regmap_write(frontend->regs, SUN4I_FRONTEND_BUF_ADDR0_REG, paddr);
>  
>  	if (fb->format->num_planes > 1) {
> -		paddr = drm_fb_cma_get_gem_addr(fb, state, swap ? 2 : 1);
> +		paddr = drm_fb_dma_get_gem_addr(fb, state, swap ? 2 : 1);
>  		DRM_DEBUG_DRIVER("Setting buffer #1 address to %pad\n", &paddr);
>  		regmap_write(frontend->regs, SUN4I_FRONTEND_BUF_ADDR1_REG,
>  			     paddr);
>  	}
>  
>  	if (fb->format->num_planes > 2) {
> -		paddr = drm_fb_cma_get_gem_addr(fb, state, swap ? 1 : 2);
> +		paddr = drm_fb_dma_get_gem_addr(fb, state, swap ? 1 : 2);
>  		DRM_DEBUG_DRIVER("Setting buffer #2 address to %pad\n", &paddr);
>  		regmap_write(frontend->regs, SUN4I_FRONTEND_BUF_ADDR2_REG,
>  			     paddr);
> diff --git a/drivers/gpu/drm/sun4i/sun8i_ui_layer.c b/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
> index 06ed571c37f0..900c71c47a3b 100644
> --- a/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
> +++ b/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
> @@ -13,7 +13,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_blend.h>
>  #include <drm/drm_crtc.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
> @@ -200,7 +200,7 @@ static int sun8i_ui_layer_update_buffer(struct sun8i_mixer *mixer, int channel,
>  	ch_base = sun8i_channel_base(mixer, channel);
>  
>  	/* Get the physical address of the buffer in memory */
> -	gem = drm_fb_cma_get_gem_obj(fb, 0);
> +	gem = drm_fb_dma_get_gem_obj(fb, 0);
>  
>  	DRM_DEBUG_DRIVER("Using GEM @ %pad\n", &gem->paddr);
>  
> diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
> index b9473efa308d..8b5dae30c8c5 100644
> --- a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
> +++ b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
> @@ -7,7 +7,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_blend.h>
>  #include <drm/drm_crtc.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -322,7 +322,7 @@ static int sun8i_vi_layer_update_buffer(struct sun8i_mixer *mixer, int channel,
>  
>  	for (i = 0; i < format->num_planes; i++) {
>  		/* Get the physical address of the buffer in memory */
> -		gem = drm_fb_cma_get_gem_obj(fb, i);
> +		gem = drm_fb_dma_get_gem_obj(fb, i);
>  
>  		DRM_DEBUG_DRIVER("Using GEM @ %pad\n", &gem->paddr);
>  
> diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c
> index ed828de5ac01..9291209154a7 100644
> --- a/drivers/gpu/drm/tegra/fb.c
> +++ b/drivers/gpu/drm/tegra/fb.c
> @@ -3,7 +3,7 @@
>   * Copyright (C) 2012-2013 Avionic Design GmbH
>   * Copyright (C) 2012 NVIDIA CORPORATION.  All rights reserved.
>   *
> - * Based on the KMS/FB CMA helpers
> + * Based on the KMS/FB DMA helpers
>   *   Copyright (C) 2012 Analog Devices Inc.
>   */
>  
> diff --git a/drivers/gpu/drm/tidss/tidss_dispc.c b/drivers/gpu/drm/tidss/tidss_dispc.c
> index dd3c6a606ae2..cdd9a64f9736 100644
> --- a/drivers/gpu/drm/tidss/tidss_dispc.c
> +++ b/drivers/gpu/drm/tidss/tidss_dispc.c
> @@ -24,7 +24,7 @@
>  
>  #include <drm/drm_blend.h>
>  #include <drm/drm_fourcc.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
>  #include <drm/drm_panel.h>
> @@ -1961,7 +1961,7 @@ dma_addr_t dispc_plane_state_paddr(const struct drm_plane_state *state)
>  	u32 x = state->src_x >> 16;
>  	u32 y = state->src_y >> 16;
>  
> -	gem = drm_fb_cma_get_gem_obj(state->fb, 0);
> +	gem = drm_fb_dma_get_gem_obj(state->fb, 0);
>  
>  	return gem->paddr + fb->offsets[0] + x * fb->format->cpp[0] +
>  		y * fb->pitches[0];
> @@ -1978,7 +1978,7 @@ dma_addr_t dispc_plane_state_p_uv_addr(const struct drm_plane_state *state)
>  	if (WARN_ON(state->fb->format->num_planes != 2))
>  		return 0;
>  
> -	gem = drm_fb_cma_get_gem_obj(fb, 1);
> +	gem = drm_fb_dma_get_gem_obj(fb, 1);
>  
>  	return gem->paddr + fb->offsets[1] +
>  		(x * fb->format->cpp[1] / fb->format->hsub) +
> diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
> index 509fbae8c9a6..bd4f52242c0a 100644
> --- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
> +++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
> @@ -12,7 +12,7 @@
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_crtc.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_cma_helper.h>
> @@ -68,7 +68,7 @@ static void set_scanout(struct drm_crtc *crtc, struct drm_framebuffer *fb)
>  	dma_addr_t start, end;
>  	u64 dma_base_and_ceiling;
>  
> -	gem = drm_fb_cma_get_gem_obj(fb, 0);
> +	gem = drm_fb_dma_get_gem_obj(fb, 0);
>  
>  	start = gem->paddr + fb->offsets[0] +
>  		crtc->y * fb->pitches[0] +
> diff --git a/drivers/gpu/drm/tiny/arcpgu.c b/drivers/gpu/drm/tiny/arcpgu.c
> index 7461cb401407..cdf320c547fb 100644
> --- a/drivers/gpu/drm/tiny/arcpgu.c
> +++ b/drivers/gpu/drm/tiny/arcpgu.c
> @@ -11,7 +11,7 @@
>  #include <drm/drm_device.h>
>  #include <drm/drm_drv.h>
>  #include <drm/drm_edid.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fb_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
> @@ -226,7 +226,7 @@ static void arc_pgu_update(struct drm_simple_display_pipe *pipe,
>  		return;
>  
>  	arcpgu = pipe_to_arcpgu_priv(pipe);
> -	gem = drm_fb_cma_get_gem_obj(pipe->plane.state->fb, 0);
> +	gem = drm_fb_dma_get_gem_obj(pipe->plane.state->fb, 0);
>  	arc_pgu_write(arcpgu, ARCPGU_REG_BUF0_ADDR, gem->paddr);
>  }
>  
> diff --git a/drivers/gpu/drm/tiny/ili9225.c b/drivers/gpu/drm/tiny/ili9225.c
> index 8d686eecd5f4..fc73ffa46a19 100644
> --- a/drivers/gpu/drm/tiny/ili9225.c
> +++ b/drivers/gpu/drm/tiny/ili9225.c
> @@ -19,7 +19,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_damage_helper.h>
>  #include <drm/drm_drv.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fb_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
> @@ -78,7 +78,7 @@ static inline int ili9225_command(struct mipi_dbi *dbi, u8 cmd, u16 data)
>  
>  static void ili9225_fb_dirty(struct drm_framebuffer *fb, struct drm_rect *rect)
>  {
> -	struct drm_gem_cma_object *cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
> +	struct drm_gem_cma_object *cma_obj = drm_fb_dma_get_gem_obj(fb, 0);
>  	struct mipi_dbi_dev *dbidev = drm_to_mipi_dbi_dev(fb->dev);
>  	unsigned int height = rect->y2 - rect->y1;
>  	unsigned int width = rect->x2 - rect->x1;
> diff --git a/drivers/gpu/drm/tiny/repaper.c b/drivers/gpu/drm/tiny/repaper.c
> index 013790c45d0a..6d3b5b3cb955 100644
> --- a/drivers/gpu/drm/tiny/repaper.c
> +++ b/drivers/gpu/drm/tiny/repaper.c
> @@ -25,7 +25,7 @@
>  #include <drm/drm_connector.h>
>  #include <drm/drm_damage_helper.h>
>  #include <drm/drm_drv.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fb_helper.h>
>  #include <drm/drm_format_helper.h>
>  #include <drm/drm_framebuffer.h>
> @@ -511,7 +511,7 @@ static void repaper_get_temperature(struct repaper_epd *epd)
>  
>  static int repaper_fb_dirty(struct drm_framebuffer *fb)
>  {
> -	struct drm_gem_cma_object *cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
> +	struct drm_gem_cma_object *cma_obj = drm_fb_dma_get_gem_obj(fb, 0);
>  	struct repaper_epd *epd = drm_to_epd(fb->dev);
>  	struct drm_rect clip;
>  	int idx, ret = 0;
> diff --git a/drivers/gpu/drm/tiny/st7586.c b/drivers/gpu/drm/tiny/st7586.c
> index 8eddb020c43e..b1584b362c79 100644
> --- a/drivers/gpu/drm/tiny/st7586.c
> +++ b/drivers/gpu/drm/tiny/st7586.c
> @@ -15,7 +15,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_damage_helper.h>
>  #include <drm/drm_drv.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fb_helper.h>
>  #include <drm/drm_format_helper.h>
>  #include <drm/drm_framebuffer.h>
> @@ -92,7 +92,7 @@ static void st7586_xrgb8888_to_gray332(u8 *dst, void *vaddr,
>  static int st7586_buf_copy(void *dst, struct drm_framebuffer *fb,
>  			   struct drm_rect *clip)
>  {
> -	struct drm_gem_cma_object *cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
> +	struct drm_gem_cma_object *cma_obj = drm_fb_dma_get_gem_obj(fb, 0);
>  	void *src = cma_obj->vaddr;
>  	int ret = 0;
>  
> diff --git a/drivers/gpu/drm/tve200/tve200_display.c b/drivers/gpu/drm/tve200/tve200_display.c
> index 771bad881714..6647aab8a25e 100644
> --- a/drivers/gpu/drm/tve200/tve200_display.c
> +++ b/drivers/gpu/drm/tve200/tve200_display.c
> @@ -15,7 +15,7 @@
>  #include <linux/of_graph.h>
>  #include <linux/delay.h>
>  
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
> @@ -90,7 +90,7 @@ static int tve200_display_check(struct drm_simple_display_pipe *pipe,
>  	}
>  
>  	if (fb) {
> -		u32 offset = drm_fb_cma_get_gem_addr(fb, pstate, 0);
> +		u32 offset = drm_fb_dma_get_gem_addr(fb, pstate, 0);
>  
>  		/* FB base address must be dword aligned. */
>  		if (offset & 3) {
> @@ -267,14 +267,14 @@ static void tve200_display_update(struct drm_simple_display_pipe *pipe,
>  
>  	if (fb) {
>  		/* For RGB, the Y component is used as base address */
> -		writel(drm_fb_cma_get_gem_addr(fb, pstate, 0),
> +		writel(drm_fb_dma_get_gem_addr(fb, pstate, 0),
>  		       priv->regs + TVE200_Y_FRAME_BASE_ADDR);
>  
>  		/* For three plane YUV we need two more addresses */
>  		if (fb->format->format == DRM_FORMAT_YUV420) {
> -			writel(drm_fb_cma_get_gem_addr(fb, pstate, 1),
> +			writel(drm_fb_dma_get_gem_addr(fb, pstate, 1),
>  			       priv->regs + TVE200_U_FRAME_BASE_ADDR);
> -			writel(drm_fb_cma_get_gem_addr(fb, pstate, 2),
> +			writel(drm_fb_dma_get_gem_addr(fb, pstate, 2),
>  			       priv->regs + TVE200_V_FRAME_BASE_ADDR);
>  		}
>  	}
> diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
> index d3efa7e5b5ed..f85788401707 100644
> --- a/drivers/gpu/drm/vc4/vc4_crtc.c
> +++ b/drivers/gpu/drm/vc4/vc4_crtc.c
> @@ -37,7 +37,7 @@
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_atomic_uapi.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_print.h>
>  #include <drm/drm_probe_helper.h>
> @@ -824,7 +824,7 @@ static void vc4_async_page_flip_seqno_complete(struct vc4_seqno_cb *cb)
>  
>  	if (flip_state->old_fb) {
>  		struct drm_gem_cma_object *cma_bo =
> -			drm_fb_cma_get_gem_obj(flip_state->old_fb, 0);
> +			drm_fb_dma_get_gem_obj(flip_state->old_fb, 0);
>  		bo = to_vc4_bo(&cma_bo->base);
>  	}
>  
> @@ -857,7 +857,7 @@ static int vc4_async_set_fence_cb(struct drm_device *dev,
>  				  struct vc4_async_flip_state *flip_state)
>  {
>  	struct drm_framebuffer *fb = flip_state->fb;
> -	struct drm_gem_cma_object *cma_bo = drm_fb_cma_get_gem_obj(fb, 0);
> +	struct drm_gem_cma_object *cma_bo = drm_fb_dma_get_gem_obj(fb, 0);
>  	struct vc4_dev *vc4 = to_vc4_dev(dev);
>  	struct dma_fence *fence;
>  	int ret;
> @@ -945,7 +945,7 @@ static int vc4_async_page_flip(struct drm_crtc *crtc,
>  {
>  	struct drm_device *dev = crtc->dev;
>  	struct vc4_dev *vc4 = to_vc4_dev(dev);
> -	struct drm_gem_cma_object *cma_bo = drm_fb_cma_get_gem_obj(fb, 0);
> +	struct drm_gem_cma_object *cma_bo = drm_fb_dma_get_gem_obj(fb, 0);
>  	struct vc4_bo *bo = to_vc4_bo(&cma_bo->base);
>  	int ret;
>  
> diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c
> index 243b29ab6f85..51e0e8aa2135 100644
> --- a/drivers/gpu/drm/vc4/vc4_plane.c
> +++ b/drivers/gpu/drm/vc4/vc4_plane.c
> @@ -19,7 +19,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_atomic_uapi.h>
>  #include <drm/drm_blend.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_gem_atomic_helper.h>
> @@ -339,7 +339,7 @@ static int vc4_plane_setup_clipping_and_scaling(struct drm_plane_state *state)
>  {
>  	struct vc4_plane_state *vc4_state = to_vc4_plane_state(state);
>  	struct drm_framebuffer *fb = state->fb;
> -	struct drm_gem_cma_object *bo = drm_fb_cma_get_gem_obj(fb, 0);
> +	struct drm_gem_cma_object *bo = drm_fb_dma_get_gem_obj(fb, 0);
>  	int num_planes = fb->format->num_planes;
>  	struct drm_crtc_state *crtc_state;
>  	u32 h_subsample = fb->format->hsub;
> @@ -1243,7 +1243,7 @@ u32 vc4_plane_dlist_size(const struct drm_plane_state *state)
>  void vc4_plane_async_set_fb(struct drm_plane *plane, struct drm_framebuffer *fb)
>  {
>  	struct vc4_plane_state *vc4_state = to_vc4_plane_state(plane->state);
> -	struct drm_gem_cma_object *bo = drm_fb_cma_get_gem_obj(fb, 0);
> +	struct drm_gem_cma_object *bo = drm_fb_dma_get_gem_obj(fb, 0);
>  	uint32_t addr;
>  
>  	/* We're skipping the address adjustment for negative origin,
> @@ -1387,7 +1387,7 @@ static int vc4_prepare_fb(struct drm_plane *plane,
>  	if (!state->fb)
>  		return 0;
>  
> -	bo = to_vc4_bo(&drm_fb_cma_get_gem_obj(state->fb, 0)->base);
> +	bo = to_vc4_bo(&drm_fb_dma_get_gem_obj(state->fb, 0)->base);
>  
>  	drm_gem_plane_helper_prepare_fb(plane, state);
>  
> @@ -1405,7 +1405,7 @@ static void vc4_cleanup_fb(struct drm_plane *plane,
>  	if (plane->state->fb == state->fb || !state->fb)
>  		return;
>  
> -	bo = to_vc4_bo(&drm_fb_cma_get_gem_obj(state->fb, 0)->base);
> +	bo = to_vc4_bo(&drm_fb_dma_get_gem_obj(state->fb, 0)->base);
>  	vc4_bo_dec_usecnt(bo);
>  }
>  
> diff --git a/drivers/gpu/drm/vc4/vc4_txp.c b/drivers/gpu/drm/vc4/vc4_txp.c
> index 913e26dd62d4..af48ae68f213 100644
> --- a/drivers/gpu/drm/vc4/vc4_txp.c
> +++ b/drivers/gpu/drm/vc4/vc4_txp.c
> @@ -17,7 +17,7 @@
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_drv.h>
>  #include <drm/drm_edid.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_panel.h>
> @@ -317,7 +317,7 @@ static void vc4_txp_connector_atomic_commit(struct drm_connector *conn,
>  	if (!drm_dev_enter(drm, &idx))
>  		return;
>  
> -	gem = drm_fb_cma_get_gem_obj(fb, 0);
> +	gem = drm_fb_dma_get_gem_obj(fb, 0);
>  	TXP_WRITE(TXP_DST_PTR, gem->paddr + fb->offsets[0]);
>  	TXP_WRITE(TXP_DST_PITCH, fb->pitches[0]);
>  	TXP_WRITE(TXP_DIM,
> diff --git a/drivers/gpu/drm/xlnx/zynqmp_disp.c b/drivers/gpu/drm/xlnx/zynqmp_disp.c
> index a769422e3f1d..3bcb71c71db0 100644
> --- a/drivers/gpu/drm/xlnx/zynqmp_disp.c
> +++ b/drivers/gpu/drm/xlnx/zynqmp_disp.c
> @@ -15,7 +15,7 @@
>  #include <drm/drm_blend.h>
>  #include <drm/drm_crtc.h>
>  #include <drm/drm_device.h>
> -#include <drm/drm_fb_cma_helper.h>
> +#include <drm/drm_fb_dma_helper.h>
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_framebuffer.h>
>  #include <drm/drm_managed.h>
> @@ -1100,7 +1100,7 @@ static int zynqmp_disp_layer_update(struct zynqmp_disp_layer *layer,
>  		struct dma_async_tx_descriptor *desc;
>  		dma_addr_t paddr;
>  
> -		paddr = drm_fb_cma_get_gem_addr(state->fb, state, i);
> +		paddr = drm_fb_dma_get_gem_addr(state->fb, state, i);
>  
>  		dma->xt.numf = height;
>  		dma->sgl.size = width * info->cpp[i];
> diff --git a/include/drm/drm_fb_cma_helper.h b/include/drm/drm_fb_dma_helper.h
> similarity index 56%
> rename from include/drm/drm_fb_cma_helper.h
> rename to include/drm/drm_fb_dma_helper.h
> index 6447e34528f8..05f657363b30 100644
> --- a/include/drm/drm_fb_cma_helper.h
> +++ b/include/drm/drm_fb_dma_helper.h
> @@ -1,6 +1,6 @@
>  /* SPDX-License-Identifier: GPL-2.0 */
> -#ifndef __DRM_FB_CMA_HELPER_H__
> -#define __DRM_FB_CMA_HELPER_H__
> +#ifndef __DRM_FB_DMA_HELPER_H__
> +#define __DRM_FB_DMA_HELPER_H__
>  
>  #include <linux/types.h>
>  
> @@ -8,14 +8,14 @@ struct drm_device;
>  struct drm_framebuffer;
>  struct drm_plane_state;
>  
> -struct drm_gem_cma_object *drm_fb_cma_get_gem_obj(struct drm_framebuffer *fb,
> +struct drm_gem_cma_object *drm_fb_dma_get_gem_obj(struct drm_framebuffer *fb,
>  	unsigned int plane);
>  
> -dma_addr_t drm_fb_cma_get_gem_addr(struct drm_framebuffer *fb,
> +dma_addr_t drm_fb_dma_get_gem_addr(struct drm_framebuffer *fb,
>  				   struct drm_plane_state *state,
>  				   unsigned int plane);
>  
> -void drm_fb_cma_sync_non_coherent(struct drm_device *drm,
> +void drm_fb_dma_sync_non_coherent(struct drm_device *drm,
>  				  struct drm_plane_state *old_state,
>  				  struct drm_plane_state *state);
>  
> -- 
> 2.37.1
> 

-- 
====================
| I would like to |
| fix the world,  |
| but they're not |
| giving me the   |
 \ source code!  /
  ---------------
    ¯\_(ツ)_/¯

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