/*
 * SPDX-FileCopyrightText: Copyright (c) 1999-2011 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 * SPDX-License-Identifier: MIT
 *
 * 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 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.
 */

#define  __NO_VERSION__

#include "os-interface.h"
#include "nv-linux.h"

void* NV_API_CALL os_map_user_space(
    NvU64   start,
    NvU64   size_bytes,
    NvU32   mode,
    NvU32   protect,
    void  **priv_data
)
{
    return (void *)(NvUPtr)start;
}

void NV_API_CALL os_unmap_user_space(
    void  *address,
    NvU64  size,
    void  *priv_data
)
{
}

NV_STATUS NV_API_CALL os_match_mmap_offset(
    void  *pAllocPrivate,
    NvU64  offset,
    NvU64 *pPageIndex
)
{
    nv_alloc_t *at = pAllocPrivate;
    NvU64 i;

    for (i = 0; i < at->num_pages; i++)
    {
        if (at->flags.contig)
        {
            if (offset == (at->page_table[0]->phys_addr + (i * PAGE_SIZE)))
            {
                *pPageIndex = i;
                return NV_OK;
            }
        }
        else
        {
            if (offset == at->page_table[i]->phys_addr)
            {
                *pPageIndex = i;
                return NV_OK;
            }
        }
    }

    return NV_ERR_OBJECT_NOT_FOUND;
}
