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| author | Christian König <christian.koenig@amd.com> | 2019-09-24 13:29:27 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-10-03 09:11:03 -0500 |
| commit | 4a246528677380befaea5c7de0ee0911d3ccf1d3 (patch) | |
| tree | 57484fc35e2e2752cdae1c5a9d5eacbba90a7ee9 /drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | |
| parent | d02a7061b3d9e2d0c17436f96e6de06165ebcabd (diff) | |
| download | linux-stable-4a246528677380befaea5c7de0ee0911d3ccf1d3.tar.gz linux-stable-4a246528677380befaea5c7de0ee0911d3ccf1d3.tar.bz2 linux-stable-4a246528677380befaea5c7de0ee0911d3ccf1d3.zip | |
drm/amdgpu: once more fix amdgpu_bo_create_kernel_at
When CPU access is needed we should tell that to
amdgpu_bo_create_reserved() or otherwise the access is denied later on.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Emily Deng <Emily.Deng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 12d2adcdf14e..f10b6175e20c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -369,7 +369,7 @@ int amdgpu_bo_create_kernel_at(struct amdgpu_device *adev, size = ALIGN(size, PAGE_SIZE); r = amdgpu_bo_create_reserved(adev, size, PAGE_SIZE, domain, bo_ptr, - NULL, NULL); + NULL, cpu_addr); if (r) return r; @@ -377,12 +377,15 @@ int amdgpu_bo_create_kernel_at(struct amdgpu_device *adev, * Remove the original mem node and create a new one at the request * position. */ + if (cpu_addr) + amdgpu_bo_kunmap(*bo_ptr); + + ttm_bo_mem_put(&(*bo_ptr)->tbo, &(*bo_ptr)->tbo.mem); + for (i = 0; i < (*bo_ptr)->placement.num_placement; ++i) { (*bo_ptr)->placements[i].fpfn = offset >> PAGE_SHIFT; (*bo_ptr)->placements[i].lpfn = (offset + size) >> PAGE_SHIFT; } - - ttm_bo_mem_put(&(*bo_ptr)->tbo, &(*bo_ptr)->tbo.mem); r = ttm_bo_mem_space(&(*bo_ptr)->tbo, &(*bo_ptr)->placement, &(*bo_ptr)->tbo.mem, &ctx); if (r) |