xref: /src/sys/external/bsd/drm2/include/drm/io-mapping.h

/*	$NetBSD: io-mapping.h,v 1.1 2021/12/19 10:28:52 riastradh Exp $	*/

/*-
 * Copyright (c) 2020 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _DRM_DRM_IO_MAPPING_H_
#define	_DRM_DRM_IO_MAPPING_H_

#include <linux/io-mapping.h>

#include <drm/drm_device.h>

static inline struct io_mapping *
drm_io_mapping_create_wc(struct drm_device *dev, resource_size_t addr,
    unsigned long size)
{
	return bus_space_io_mapping_create_wc(dev->bst, addr, size);
}

static inline bool
drm_io_mapping_init_wc(struct drm_device *dev, struct io_mapping *mapping,
    resource_size_t addr, unsigned long size)
{
	return bus_space_io_mapping_init_wc(dev->bst, mapping, addr, size);
}

#endif	/* _DRM_DRM_IO_MAPPING_H_ */