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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_job.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_job.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
index 86a12424c162..7570f2439a11 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
@@ -57,6 +57,7 @@ int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs,
(*job)->vm = vm;
(*job)->ibs = (void *)&(*job)[1];
(*job)->num_ibs = num_ibs;
+ (*job)->need_pipeline_sync = false;
amdgpu_sync_create(&(*job)->sync);
@@ -139,7 +140,7 @@ static struct dma_fence *amdgpu_job_dependency(struct amd_sched_job *sched_job)
struct dma_fence *fence = amdgpu_sync_get_fence(&job->sync);
- if (fence == NULL && vm && !job->vm_id) {
+ while (fence == NULL && vm && !job->vm_id) {
struct amdgpu_ring *ring = job->ring;
int r;
@@ -152,6 +153,9 @@ static struct dma_fence *amdgpu_job_dependency(struct amd_sched_job *sched_job)
fence = amdgpu_sync_get_fence(&job->sync);
}
+ if (amd_sched_dependency_optimized(fence, sched_job->s_entity))
+ job->need_pipeline_sync = true;
+
return fence;
}