* 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.
*/
#ifndef CACHE_PUB_H
#define CACHE_PUB_H
#include "svm_pub.h"
#include "va_allocator.h"
#include "cache_malloc.h"
#include "normal_malloc.h"
#define CACHE_TYPE_MAX_BIT 4U
#define CACHE_TYPE_BIT_MASK ((1U << CACHE_TYPE_MAX_BIT) - 1U)
#define CACHE_TYPE_MAX (CACHE_TYPE_BIT_MASK + 1U)
static inline u32 cache_flag_to_cache_type(u32 devid, u32 cache_flag)
{
if (devid < SVM_MAX_AGENT_NUM) {
return (cache_flag & CACHE_TYPE_BIT_MASK);
} else {
if ((cache_flag & SVM_CACHE_MALLOC_FLAG_MASTER_UVA) == 0) {
return 0;
}
return (svm_is_support_pcie_th()) ? 1 : 0;
}
}
static inline u32 cache_flag_to_normal_flag(u32 cache_flag)
{
u32 normal_flag = SVM_NORMAL_MALLOC_FLAG_CAP_COPY | SVM_NORMAL_MALLOC_FLAG_VA_WITH_MASTER;
normal_flag |= ((cache_flag & SVM_CACHE_MALLOC_FLAG_PA_HPAGE) != 0) ? SVM_NORMAL_MALLOC_FLAG_PA_HPAGE : 0;
normal_flag |= ((cache_flag & SVM_CACHE_MALLOC_FLAG_PA_P2P) != 0) ? SVM_NORMAL_MALLOC_FLAG_PA_P2P : 0;
normal_flag |= ((cache_flag & SVM_CACHE_MALLOC_FLAG_MASTER_UVA) != 0) ? SVM_NORMAL_MALLOC_FLAG_MASTER_UVA : 0;
return normal_flag;
}
#endif