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42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/*
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* Semaphore Sync Framework Integration
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*
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* Copyright (c) 2020, NVIDIA Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef NVGPU_OS_LINUX_SYNC_SEMA_DMA_H
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#define NVGPU_OS_LINUX_SYNC_SEMA_DMA_H
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#ifdef CONFIG_NVGPU_SYNCFD_STABLE
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#include <nvgpu/types.h>
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struct nvgpu_channel;
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struct nvgpu_semaphore;
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struct dma_fence;
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u64 nvgpu_sync_dma_context_create(void);
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struct dma_fence *nvgpu_sync_dma_create(struct nvgpu_channel *c,
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struct nvgpu_semaphore *sema);
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void nvgpu_sync_dma_signal(struct dma_fence *fence);
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u32 nvgpu_dma_fence_length(struct dma_fence *fence);
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struct nvgpu_semaphore *nvgpu_dma_fence_nth(struct dma_fence *fence, u32 i);
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struct dma_fence *nvgpu_sync_dma_fence_fdget(int fd);
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#endif /* CONFIG_NVGPU_SYNCFD_STABLE */
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#endif
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