linux/drivers/gpu/drm/gma500/framebuffer.c

// SPDX-License-Identifier: GPL-2.0-only
/**************************************************************************
 * Copyright (c) 2007-2011, Intel Corporation.
 * All Rights Reserved.
 *
 **************************************************************************/

#include <drm/drm_framebuffer.h>
#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_modeset_helper.h>

#include "framebuffer.h"
#include "psb_drv.h"

static const struct drm_framebuffer_funcs psb_fb_funcs = …;

/**
 *	psb_framebuffer_init	-	initialize a framebuffer
 *	@dev: our DRM device
 *	@fb: framebuffer to set up
 *	@mode_cmd: mode description
 *	@obj: backing object
 *
 *	Configure and fill in the boilerplate for our frame buffer. Return
 *	0 on success or an error code if we fail.
 */
static int psb_framebuffer_init(struct drm_device *dev,
					struct drm_framebuffer *fb,
					const struct drm_mode_fb_cmd2 *mode_cmd,
					struct drm_gem_object *obj)
{ … }

/**
 *	psb_framebuffer_create	-	create a framebuffer backed by gt
 *	@dev: our DRM device
 *	@mode_cmd: the description of the requested mode
 *	@obj: the backing object
 *
 *	Create a framebuffer object backed by the gt, and fill in the
 *	boilerplate required
 *
 *	TODO: review object references
 */
struct drm_framebuffer *psb_framebuffer_create(struct drm_device *dev,
					       const struct drm_mode_fb_cmd2 *mode_cmd,
					       struct drm_gem_object *obj)
{ … }

/**
 *	psb_user_framebuffer_create	-	create framebuffer
 *	@dev: our DRM device
 *	@filp: client file
 *	@cmd: mode request
 *
 *	Create a new framebuffer backed by a userspace GEM object
 */
static struct drm_framebuffer *psb_user_framebuffer_create
			(struct drm_device *dev, struct drm_file *filp,
			 const struct drm_mode_fb_cmd2 *cmd)
{ … }

static const struct drm_mode_config_funcs psb_mode_funcs = …;

static void psb_setup_outputs(struct drm_device *dev)
{ … }

void psb_modeset_init(struct drm_device *dev)
{ … }

void psb_modeset_cleanup(struct drm_device *dev)
{ … }