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/* SPDX-License-Identifier: BSD-3-Clause */
/* Copyright(c) 2007-2022 Intel Corporation */
/**
***************************************************************************
* @file icp_sal_iommu.h
*
* @ingroup SalUser
*
* Sal iommu wrapper functions.
*
***************************************************************************/
#ifndef ICP_SAL_IOMMU_H
#define ICP_SAL_IOMMU_H
/*************************************************************************
* @ingroup Sal
* @description
* Function returns page_size rounded size for iommu remapping
*
* @assumptions
* None
* @sideEffects
* None
* @reentrant
* No
* @threadSafe
* No
*
* @param[in] size Minimum required size.
*
* @retval page_size rounded size for iommu remapping.
*
*************************************************************************/
size_t icp_sal_iommu_get_remap_size(size_t size);
/*************************************************************************
* @ingroup Sal
* @description
* Function adds an entry into iommu remapping table
*
* @assumptions
* None
* @sideEffects
* None
* @reentrant
* No
* @threadSafe
* No
*
* @param[in] phaddr Host physical address.
* @param[in] iova Guest physical address.
* @param[in] size Size of the remapped region.
*
* @retval CPA_STATUS_SUCCESS No error
* @retval CPA_STATUS_FAIL Operation failed
*
*************************************************************************/
CpaStatus icp_sal_iommu_map(Cpa64U phaddr, Cpa64U iova, size_t size);
/*************************************************************************
* @ingroup Sal
* @description
* Function removes an entry from iommu remapping table
*
* @assumptions
* None
* @sideEffects
* None
* @reentrant
* No
* @threadSafe
* No
*
* @param[in] iova Guest physical address to be removed.
* @param[in] size Size of the remapped region.
*
* @retval CPA_STATUS_SUCCESS No error
* @retval CPA_STATUS_FAIL Operation failed
*
*************************************************************************/
CpaStatus icp_sal_iommu_unmap(Cpa64U iova, size_t size);
#endif
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