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146 lines
4.5 KiB
146 lines
4.5 KiB
/*
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* Copyright 1993-2018 NVIDIA Corporation. All rights reserved.
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*
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* NOTICE TO LICENSEE:
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*
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* This source code and/or documentation ("Licensed Deliverables") are
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* subject to NVIDIA intellectual property rights under U.S. and
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* international Copyright laws.
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*
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* These Licensed Deliverables contained herein is PROPRIETARY and
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* CONFIDENTIAL to NVIDIA and is being provided under the terms and
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* conditions of a form of NVIDIA software license agreement by and
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* between NVIDIA and Licensee ("License Agreement") or electronically
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* accepted by Licensee. Notwithstanding any terms or conditions to
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* the contrary in the License Agreement, reproduction or disclosure
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* of the Licensed Deliverables to any third party without the express
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* written consent of NVIDIA is prohibited.
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*
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* NOTWITHSTANDING ANY TERMS OR CONDITIONS TO THE CONTRARY IN THE
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* LICENSE AGREEMENT, NVIDIA MAKES NO REPRESENTATION ABOUT THE
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* SUITABILITY OF THESE LICENSED DELIVERABLES FOR ANY PURPOSE. IT IS
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* PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND.
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* NVIDIA DISCLAIMS ALL WARRANTIES WITH REGARD TO THESE LICENSED
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* DELIVERABLES, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY,
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* NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE.
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* NOTWITHSTANDING ANY TERMS OR CONDITIONS TO THE CONTRARY IN THE
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* LICENSE AGREEMENT, IN NO EVENT SHALL NVIDIA BE LIABLE FOR ANY
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* SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, OR ANY
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* DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THESE LICENSED DELIVERABLES.
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*
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* U.S. Government End Users. These Licensed Deliverables are a
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* "commercial item" as that term is defined at 48 C.F.R. 2.101 (OCT
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* 1995), consisting of "commercial computer software" and "commercial
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* computer software documentation" as such terms are used in 48
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* C.F.R. 12.212 (SEPT 1995) and is provided to the U.S. Government
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* only as a commercial end item. Consistent with 48 C.F.R.12.212 and
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* 48 C.F.R. 227.7202-1 through 227.7202-4 (JUNE 1995), all
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* U.S. Government End Users acquire the Licensed Deliverables with
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* only those rights set forth herein.
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*
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* Any use of the Licensed Deliverables in individual and commercial
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* software must include, in the user documentation and internal
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* comments to the code, the above Disclaimer and U.S. Government End
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* Users Notice.
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*/
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#if !defined(__DRIVER_FUNCTIONS_H__)
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#define __DRIVER_FUNCTIONS_H__
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#include "builtin_types.h"
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#include "crt/host_defines.h"
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#include "driver_types.h"
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/**
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* \addtogroup CUDART_MEMORY
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*
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* @{
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*/
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/**
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* \brief Returns a cudaPitchedPtr based on input parameters
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*
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* Returns a ::cudaPitchedPtr based on the specified input parameters \p d,
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* \p p, \p xsz, and \p ysz.
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*
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* \param d - Pointer to allocated memory
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* \param p - Pitch of allocated memory in bytes
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* \param xsz - Logical width of allocation in elements
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* \param ysz - Logical height of allocation in elements
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*
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* \return
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* ::cudaPitchedPtr specified by \p d, \p p, \p xsz, and \p ysz
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*
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* \sa make_cudaExtent, make_cudaPos
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*/
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static __inline__ __host__ struct cudaPitchedPtr make_cudaPitchedPtr(void *d, size_t p, size_t xsz, size_t ysz)
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{
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struct cudaPitchedPtr s;
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s.ptr = d;
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s.pitch = p;
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s.xsize = xsz;
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s.ysize = ysz;
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return s;
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}
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/**
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* \brief Returns a cudaPos based on input parameters
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*
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* Returns a ::cudaPos based on the specified input parameters \p x,
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* \p y, and \p z.
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*
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* \param x - X position
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* \param y - Y position
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* \param z - Z position
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*
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* \return
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* ::cudaPos specified by \p x, \p y, and \p z
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*
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* \sa make_cudaExtent, make_cudaPitchedPtr
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*/
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static __inline__ __host__ struct cudaPos make_cudaPos(size_t x, size_t y, size_t z)
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{
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struct cudaPos p;
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p.x = x;
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p.y = y;
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p.z = z;
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return p;
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}
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/**
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* \brief Returns a cudaExtent based on input parameters
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*
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* Returns a ::cudaExtent based on the specified input parameters \p w,
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* \p h, and \p d.
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*
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* \param w - Width in elements when referring to array memory, in bytes when referring to linear memory
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* \param h - Height in elements
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* \param d - Depth in elements
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*
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* \return
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* ::cudaExtent specified by \p w, \p h, and \p d
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*
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* \sa make_cudaPitchedPtr, make_cudaPos
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*/
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static __inline__ __host__ struct cudaExtent make_cudaExtent(size_t w, size_t h, size_t d)
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{
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struct cudaExtent e;
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e.width = w;
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e.height = h;
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e.depth = d;
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return e;
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}
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/** @} */ /* END CUDART_MEMORY */
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#endif /* !__DRIVER_FUNCTIONS_H__ */
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