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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 0768b7eb7683..1247938b1ec1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1277,7 +1277,7 @@ err:
}
int amdgpu_amdkfd_gpuvm_free_memory_of_gpu(
- struct kgd_dev *kgd, struct kgd_mem *mem)
+ struct kgd_dev *kgd, struct kgd_mem *mem, uint64_t *size)
{
struct amdkfd_process_info *process_info = mem->process_info;
unsigned long bo_size = mem->bo->tbo.mem.size;
@@ -1286,9 +1286,11 @@ int amdgpu_amdkfd_gpuvm_free_memory_of_gpu(
struct ttm_validate_buffer *bo_list_entry;
unsigned int mapped_to_gpu_memory;
int ret;
+ bool is_imported = 0;
mutex_lock(&mem->lock);
mapped_to_gpu_memory = mem->mapped_to_gpu_memory;
+ is_imported = mem->is_imported;
mutex_unlock(&mem->lock);
/* lock is not needed after this, since mem is unused and will
* be freed anyway
@@ -1340,6 +1342,17 @@ int amdgpu_amdkfd_gpuvm_free_memory_of_gpu(
kfree(mem->bo->tbo.sg);
}
+ /* Update the size of the BO being freed if it was allocated from
+ * VRAM and is not imported.
+ */
+ if (size) {
+ if ((mem->bo->preferred_domains == AMDGPU_GEM_DOMAIN_VRAM) &&
+ (!is_imported))
+ *size = bo_size;
+ else
+ *size = 0;
+ }
+
/* Free the BO*/
amdgpu_bo_unref(&mem->bo);
mutex_destroy(&mem->lock);
@@ -1694,6 +1707,7 @@ int amdgpu_amdkfd_gpuvm_import_dmabuf(struct kgd_dev *kgd,
(*mem)->process_info = avm->process_info;
add_kgd_mem_to_kfd_bo_list(*mem, avm->process_info, false);
amdgpu_sync_create(&(*mem)->sync);
+ (*mem)->is_imported = true;
return 0;
}