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

/*
 * Copyright 2008 Red Hat Inc.
 * Copyright 2009 Jerome Glisse.
 *
 * 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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:
 *    Dave Airlie
 *    Jerome Glisse <[email protected]>
 */

#include <linux/pci.h>

#include <drm/drm_device.h>
#include <drm/radeon_drm.h>

#include "radeon.h"

#if IS_ENABLED(CONFIG_AGP)

struct radeon_agpmode_quirk { … };

static struct radeon_agpmode_quirk radeon_agpmode_quirk_list[] = …;

struct radeon_agp_head *radeon_agp_head_init(struct drm_device *dev)
{ … }

static int radeon_agp_head_acquire(struct radeon_device *rdev)
{ … }

static int radeon_agp_head_release(struct radeon_device *rdev)
{ … }

static int radeon_agp_head_enable(struct radeon_device *rdev, struct radeon_agp_mode mode)
{ … }

static int radeon_agp_head_info(struct radeon_device *rdev, struct radeon_agp_info *info)
{ … }
#endif

int radeon_agp_init(struct radeon_device *rdev)
{ … }

void radeon_agp_resume(struct radeon_device *rdev)
{ … }

void radeon_agp_fini(struct radeon_device *rdev)
{ … }

void radeon_agp_suspend(struct radeon_device *rdev)
{ … }