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gpu: host1x: Timestamp syncpoint wait completions

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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>
This commit is contained in:
Mikko Perttunen
2022-11-01 12:01:19 +02:00
committed by Laxman Dewangan
parent f6865a3c2d
commit a351c7681e
7 changed files with 40 additions and 11 deletions
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2
drivers/gpu/host1x/fence.h
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@@ -25,6 +25,6 @@ struct host1x_fence_list {
struct list_head list;
};
void host1x_fence_signal(struct host1x_syncpt_fence *fence);
void host1x_fence_signal(struct host1x_syncpt_fence *fence, ktime_t ts);
#endif