linux/drivers/gpu/drm/renesas/rcar-du/rcar_du_kms.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * R-Car Display Unit Mode Setting
 *
 * Copyright (C) 2013-2015 Renesas Electronics Corporation
 *
 * Contact: Laurent Pinchart ([email protected])
 */

#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc.h>
#include <drm/drm_device.h>
#include <drm/drm_framebuffer.h>
#include <drm/drm_gem_dma_helper.h>
#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_managed.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_vblank.h>

#include <linux/device.h>
#include <linux/dma-buf.h>
#include <linux/of.h>
#include <linux/of_graph.h>
#include <linux/of_platform.h>
#include <linux/platform_device.h>
#include <linux/wait.h>

#include "rcar_du_crtc.h"
#include "rcar_du_drv.h"
#include "rcar_du_encoder.h"
#include "rcar_du_kms.h"
#include "rcar_du_regs.h"
#include "rcar_du_vsp.h"
#include "rcar_du_writeback.h"

/* -----------------------------------------------------------------------------
 * Format helpers
 */

static const struct rcar_du_format_info rcar_du_format_infos[] = …;

const struct rcar_du_format_info *rcar_du_format_info(u32 fourcc)
{ … }

/* -----------------------------------------------------------------------------
 * Frame buffer
 */

static const struct drm_gem_object_funcs rcar_du_gem_funcs = …;

struct drm_gem_object *rcar_du_gem_prime_import_sg_table(struct drm_device *dev,
				struct dma_buf_attachment *attach,
				struct sg_table *sgt)
{ … }

int rcar_du_dumb_create(struct drm_file *file, struct drm_device *dev,
			struct drm_mode_create_dumb *args)
{ … }

static struct drm_framebuffer *
rcar_du_fb_create(struct drm_device *dev, struct drm_file *file_priv,
		  const struct drm_mode_fb_cmd2 *mode_cmd)
{ … }

/* -----------------------------------------------------------------------------
 * Atomic Check and Update
 */

static int rcar_du_atomic_check(struct drm_device *dev,
				struct drm_atomic_state *state)
{ … }

static void rcar_du_atomic_commit_tail(struct drm_atomic_state *old_state)
{ … }

/* -----------------------------------------------------------------------------
 * Initialization
 */

static const struct drm_mode_config_helper_funcs rcar_du_mode_config_helper = …;

static const struct drm_mode_config_funcs rcar_du_mode_config_funcs = …;

static int rcar_du_encoders_init_one(struct rcar_du_device *rcdu,
				     enum rcar_du_output output,
				     struct of_endpoint *ep)
{ … }

static int rcar_du_encoders_init(struct rcar_du_device *rcdu)
{ … }

static int rcar_du_properties_init(struct rcar_du_device *rcdu)
{ … }

static int rcar_du_vsps_init(struct rcar_du_device *rcdu)
{ … }

static int rcar_du_cmm_init(struct rcar_du_device *rcdu)
{ … }

static void rcar_du_modeset_cleanup(struct drm_device *dev, void *res)
{ … }

int rcar_du_modeset_init(struct rcar_du_device *rcdu)
{ … }