Re: [PATCH drm-misc-next v7 2/5] drm/fb: rename FB CMA helpers to FB DMA helpers

Liviu Dudau
2022-08-02T15:33:36Z

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@ravnborg.org>
> Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> Signed-off-by: Danilo Krummrich <dakr@redhat.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@arm.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@metafoo.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! /
---------------
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