* Copyright (c) 2025 Huawei Technologies Co., Ltd.
* This program is free software, you can redistribute it and/or modify it under the terms and conditions of
* CANN Open Software License Agreement Version 2.0 (the "License").
* Please refer to the License for details. You may not use this file except in compliance with the License.
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
* See LICENSE in the root of the software repository for the full text of the License.
*/
#include <sys/ioctl.h>
#include <stdio.h>
#include "svm_ioctl_ex.h"
#include "svm_pub.h"
#include "svm_log.h"
#include "svm_sys_cmd.h"
#include "mpl_ioctl.h"
#include "mpl.h"
int svm_mpl_populate(u32 devid, u64 va, u64 size, u32 flag)
{
struct svm_mpl_populate_para para;
int ret;
para.flag = flag;
para.va = va;
para.size = size;
ret = svm_cmd_ioctl(devid, SVM_MPL_POPULATE, (void *)¶);
if (ret != 0) {
svm_err_if((ret != DRV_ERROR_OUT_OF_MEMORY), "Svm ioctl mem populate failed. (ret=%d; va=0x%llx; size=%llu; flag=%u)\n",
ret, va, size, flag);
}
return ret;
}
int svm_mpl_depopulate(u32 devid, u64 va, u64 size)
{
struct svm_mpl_depopulate_para para;
int ret;
para.va = va;
para.size = size;
ret = svm_cmd_ioctl(devid, SVM_MPL_DEPOPULATE, (void *)¶);
if ((ret != 0) && (ret != DRV_ERROR_BUSY)) {
svm_err("Svm ioctl mem depopuplate failed. (ret=%d; va=0x%llx; size=%llu)\n", ret, va, size);
}
return ret;
}