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a351c7681e
Collect CLOCK_MONOTONIC timestamps in the interrupt handler when a syncpoint wait completes, and report it back in dma_fences and syncpoint wait UAPI. Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com> Change-Id: I9f783833698df7d96c99c9ffef3205aa82adceb5 Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2801167 Reviewed-by: Jonathan Hunter <jonathanh@nvidia.com> Reviewed-by: svc_kernel_abi <svc_kernel_abi@nvidia.com> GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
31 lines
495 B
C
31 lines
495 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2020, NVIDIA Corporation.
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*/
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#ifndef HOST1X_FENCE_H
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#define HOST1X_FENCE_H
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struct host1x_syncpt_fence {
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struct dma_fence base;
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atomic_t signaling;
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struct host1x_syncpt *sp;
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u32 threshold;
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bool timeout;
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struct delayed_work timeout_work;
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struct list_head list;
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};
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struct host1x_fence_list {
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spinlock_t lock;
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struct list_head list;
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};
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void host1x_fence_signal(struct host1x_syncpt_fence *fence, ktime_t ts);
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#endif
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