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Commit 676d8c24 authored by Monk Liu's avatar Monk Liu Committed by Alex Deucher
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drm/amdgpu: use sched fence if possible 



when preemption feature lands, the SA bo should rely on sched
fence, because hw fence will be invalid after its job preempted
or skipped.

Signed-off-by: default avatarMonk Liu <Monk.Liu@amd.com>
Reviewed-by: default avatarChunming Zhou <david1.zhou@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 73cfa5f5

drivers/gpu/drm/amd/amdgpu/amdgpu_job.c

+4 −1
Original line number Diff line number Diff line
@@ -70,9 +70,12 @@ int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev, unsigned size, 
void amdgpu_job_free(struct amdgpu_job *job)

{

	unsigned i;

	struct fence *f;

	/* use sched fence if available */

	f = (job->base.s_fence)? &job->base.s_fence->base : job->fence;



	for (i = 0; i < job->num_ibs; ++i)

		amdgpu_sa_bo_free(job->adev, &job->ibs[i].sa_bo, job->fence);

		amdgpu_sa_bo_free(job->adev, &job->ibs[i].sa_bo, f);

	fence_put(job->fence);



	amdgpu_bo_unref(&job->uf.bo);