Commit 81417bea authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files

drm/amdgpu: explicitly sync VM update to PDs/PTs 



Explicitly sync VM updates to the moving fence in PDs and PTs.

Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 58fe03d6

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

+7 −0
Original line number Diff line number Diff line
@@ -86,6 +86,13 @@ static int amdgpu_vm_cpu_update(struct amdgpu_vm_update_params *p, 
{

	unsigned int i;

	uint64_t value;

	int r;



	if (bo->tbo.moving) {

		r = dma_fence_wait(bo->tbo.moving, true);

		if (r)

			return r;

	}



	pe += (unsigned long)amdgpu_bo_kptr(bo);

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

+5 −0
Original line number Diff line number Diff line
@@ -208,6 +208,11 @@ static int amdgpu_vm_sdma_update(struct amdgpu_vm_update_params *p, 
	uint64_t *pte;

	int r;



	/* Wait for PD/PT moves to be completed */

	r = amdgpu_sync_fence(&p->job->sync, bo->tbo.moving, false);

	if (r)

		return r;



	do {

		ndw = p->num_dw_left;

		ndw -= p->job->ibs->length_dw;

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