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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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52791eeec1
Be more consistent with the naming of the other DMA-buf objects. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/323401/
60 lines
2.2 KiB
C
60 lines
2.2 KiB
C
/*
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* Copyright 2016 Advanced Micro Devices, Inc.
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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 COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Christian König
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*/
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#ifndef __AMDGPU_SYNC_H__
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#define __AMDGPU_SYNC_H__
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#include <linux/hashtable.h>
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struct dma_fence;
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struct dma_resv;
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struct amdgpu_device;
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struct amdgpu_ring;
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/*
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* Container for fences used to sync command submissions.
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*/
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struct amdgpu_sync {
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DECLARE_HASHTABLE(fences, 4);
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struct dma_fence *last_vm_update;
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};
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void amdgpu_sync_create(struct amdgpu_sync *sync);
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int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync,
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struct dma_fence *f, bool explicit);
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int amdgpu_sync_resv(struct amdgpu_device *adev,
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struct amdgpu_sync *sync,
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struct dma_resv *resv,
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void *owner,
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bool explicit_sync);
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struct dma_fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync,
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struct amdgpu_ring *ring);
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struct dma_fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync, bool *explicit);
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int amdgpu_sync_clone(struct amdgpu_sync *source, struct amdgpu_sync *clone);
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int amdgpu_sync_wait(struct amdgpu_sync *sync, bool intr);
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void amdgpu_sync_free(struct amdgpu_sync *sync);
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int amdgpu_sync_init(void);
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void amdgpu_sync_fini(void);
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#endif
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