linux/drivers/gpu/drm/radeon/radeon_fbdev.c

/*
 * Copyright © 2007 David Airlie
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 *
 * Authors:
 *     David Airlie
 */

#include <linux/fb.h>
#include <linux/pci.h>
#include <linux/pm_runtime.h>
#include <linux/vga_switcheroo.h>

#include <drm/drm_crtc_helper.h>
#include <drm/drm_drv.h>
#include <drm/drm_fb_helper.h>
#include <drm/drm_fourcc.h>
#include <drm/drm_framebuffer.h>
#include <drm/drm_gem_framebuffer_helper.h>

#include "radeon.h"

static void radeon_fbdev_destroy_pinned_object(struct drm_gem_object *gobj)
{ … }

static int radeon_fbdev_create_pinned_object(struct drm_fb_helper *fb_helper,
					     struct drm_mode_fb_cmd2 *mode_cmd,
					     struct drm_gem_object **gobj_p)
{ … }

/*
 * Fbdev ops and struct fb_ops
 */

static int radeon_fbdev_fb_open(struct fb_info *info, int user)
{ … }

static int radeon_fbdev_fb_release(struct fb_info *info, int user)
{ … }

static void radeon_fbdev_fb_destroy(struct fb_info *info)
{ … }

static const struct fb_ops radeon_fbdev_fb_ops = …;

/*
 * Fbdev helpers and struct drm_fb_helper_funcs
 */

static int radeon_fbdev_fb_helper_fb_probe(struct drm_fb_helper *fb_helper,
					   struct drm_fb_helper_surface_size *sizes)
{ … }

static const struct drm_fb_helper_funcs radeon_fbdev_fb_helper_funcs = …;

/*
 * Fbdev client and struct drm_client_funcs
 */

static void radeon_fbdev_client_unregister(struct drm_client_dev *client)
{ … }

static int radeon_fbdev_client_restore(struct drm_client_dev *client)
{ … }

static int radeon_fbdev_client_hotplug(struct drm_client_dev *client)
{ … }

static const struct drm_client_funcs radeon_fbdev_client_funcs = …;

void radeon_fbdev_setup(struct radeon_device *rdev)
{ … }

void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state)
{ … }

bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj)
{ … }