linux/drivers/gpu/drm/sun4i/sun4i_layer.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright (C) 2015 Free Electrons
 * Copyright (C) 2015 NextThing Co
 *
 * Maxime Ripard <[email protected]>
 */

#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_blend.h>
#include <drm/drm_gem_atomic_helper.h>

#include "sun4i_backend.h"
#include "sun4i_frontend.h"
#include "sun4i_layer.h"
#include "sunxi_engine.h"

static void sun4i_backend_layer_reset(struct drm_plane *plane)
{ … }

static struct drm_plane_state *
sun4i_backend_layer_duplicate_state(struct drm_plane *plane)
{ … }

static void sun4i_backend_layer_destroy_state(struct drm_plane *plane,
					      struct drm_plane_state *state)
{ … }

static void sun4i_backend_layer_atomic_disable(struct drm_plane *plane,
					       struct drm_atomic_state *state)
{ … }

static void sun4i_backend_layer_atomic_update(struct drm_plane *plane,
					      struct drm_atomic_state *state)
{ … }

static bool sun4i_layer_format_mod_supported(struct drm_plane *plane,
					     uint32_t format, uint64_t modifier)
{ … }

static const struct drm_plane_helper_funcs sun4i_backend_layer_helper_funcs = …;

static const struct drm_plane_funcs sun4i_backend_layer_funcs = …;

static const uint32_t sun4i_layer_formats[] = …;

static const uint32_t sun4i_backend_layer_formats[] = …;

static const uint64_t sun4i_layer_modifiers[] = …;

static struct sun4i_layer *sun4i_layer_init_one(struct drm_device *drm,
						struct sun4i_backend *backend,
						enum drm_plane_type type,
						unsigned int id)
{ … }

struct drm_plane **sun4i_layers_init(struct drm_device *drm,
				     struct sunxi_engine *engine)
{ … }