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https://github.com/NVIDIA/open-gpu-kernel-modules.git
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81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
/*
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* Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef __NVIDIA_DMA_RESV_HELPER_H__
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#define __NVIDIA_DMA_RESV_HELPER_H__
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#include "nvidia-drm-conftest.h"
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#if defined(NV_DRM_FENCE_AVAILABLE)
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/*
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* linux/reservation.h is renamed to linux/dma-resv.h, by commit
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* 52791eeec1d9 (dma-buf: rename reservation_object to dma_resv)
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* in v5.4.
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*/
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#if defined(NV_LINUX_DMA_RESV_H_PRESENT)
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#include <linux/dma-resv.h>
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#else
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#include <linux/reservation.h>
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#endif
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#include <nvidia-dma-fence-helper.h>
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#if defined(NV_LINUX_DMA_RESV_H_PRESENT)
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typedef struct dma_resv nv_dma_resv_t;
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#else
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typedef struct reservation_object nv_dma_resv_t;
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#endif
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static inline void nv_dma_resv_init(nv_dma_resv_t *obj)
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{
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#if defined(NV_LINUX_DMA_RESV_H_PRESENT)
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dma_resv_init(obj);
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#else
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reservation_object_init(obj);
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#endif
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}
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static inline void nv_dma_resv_fini(nv_dma_resv_t *obj)
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{
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#if defined(NV_LINUX_DMA_RESV_H_PRESENT)
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dma_resv_fini(obj);
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#else
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reservation_object_init(obj);
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#endif
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}
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static inline void nv_dma_resv_add_excl_fence(nv_dma_resv_t *obj,
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nv_dma_fence_t *fence)
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{
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#if defined(NV_LINUX_DMA_RESV_H_PRESENT)
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dma_resv_add_excl_fence(obj, fence);
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#else
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reservation_object_add_excl_fence(obj, fence);
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#endif
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}
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#endif /* defined(NV_DRM_FENCE_AVAILABLE) */
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#endif /* __NVIDIA_DMA_RESV_HELPER_H__ */
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