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| author | Junwei Zhang <Jerry.Zhang@amd.com> | 2018-06-25 13:32:24 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-07-10 14:15:58 -0500 |
| commit | bb812f1ea87dd7a4f336242212219268393ed308 (patch) | |
| tree | 2bc46b9bf43e7dd0882c867912e15e2d75cad4f8 /drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c | |
| parent | 7b7c6c81b3a370b46b0c48f4ab7ac3be83237a12 (diff) | |
| download | linux-bb812f1ea87dd7a4f336242212219268393ed308.tar.bz2 | |
drm/amdgpu: allocate gart memory when it's required (v3)
Instead of calling gart address space on every bo pin,
allocates it on demand
v2: fix error handling
v3: drop the change on amdgpu_amdkfd_gpuvm.c, not needed.
Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c index cb88d7e8b96b..3079ea8523c5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c @@ -96,11 +96,16 @@ static void amdgpu_benchmark_move(struct amdgpu_device *adev, unsigned size, if (unlikely(r != 0)) goto out_cleanup; r = amdgpu_bo_pin(sobj, sdomain); - saddr = amdgpu_bo_gpu_offset(sobj); + if (r) { + amdgpu_bo_unreserve(sobj); + goto out_cleanup; + } + r = amdgpu_ttm_alloc_gart(&sobj->tbo); amdgpu_bo_unreserve(sobj); if (r) { goto out_cleanup; } + saddr = amdgpu_bo_gpu_offset(sobj); bp.domain = ddomain; r = amdgpu_bo_create(adev, &bp, &dobj); if (r) { @@ -110,11 +115,16 @@ static void amdgpu_benchmark_move(struct amdgpu_device *adev, unsigned size, if (unlikely(r != 0)) goto out_cleanup; r = amdgpu_bo_pin(dobj, ddomain); - daddr = amdgpu_bo_gpu_offset(dobj); + if (r) { + amdgpu_bo_unreserve(sobj); + goto out_cleanup; + } + r = amdgpu_ttm_alloc_gart(&dobj->tbo); amdgpu_bo_unreserve(dobj); if (r) { goto out_cleanup; } + daddr = amdgpu_bo_gpu_offset(dobj); if (adev->mman.buffer_funcs) { time = amdgpu_benchmark_do_move(adev, size, saddr, daddr, n); |