46  * amdgpu_dma_buf_attach - &dma_buf_ops.attach implementation
48  * @dmabuf: DMA-buf where we attach to
49  * @attach: attachment to add
54 				 struct dma_buf_attachment *attach)  in amdgpu_dma_buf_attach()  argument
60 	if (pci_p2pdma_distance(adev->pdev, attach->dev, false) < 0)  in amdgpu_dma_buf_attach()
61 		attach->peer2peer = false;  in amdgpu_dma_buf_attach()
69  * @attach: attachment to pin down
73 static int amdgpu_dma_buf_pin(struct dma_buf_attachment *attach)  in amdgpu_dma_buf_pin()  argument
75 	struct drm_gem_object *obj = attach->dmabuf->priv;  in amdgpu_dma_buf_pin()
85  * @attach: attachment to unpin
89 static void amdgpu_dma_buf_unpin(struct dma_buf_attachment *attach)  in amdgpu_dma_buf_unpin()  argument
91 	struct drm_gem_object *obj = attach->dmabuf->priv;  in amdgpu_dma_buf_unpin()
99  * @attach: DMA-buf attachment
110 static struct sg_table *amdgpu_dma_buf_map(struct dma_buf_attachment *attach,  in amdgpu_dma_buf_map()  argument
113 	struct dma_buf *dma_buf = attach->dmabuf;  in amdgpu_dma_buf_map()
126 		    attach->peer2peer) {  in amdgpu_dma_buf_map()
147 		if (dma_map_sgtable(attach->dev, sgt, dir,  in amdgpu_dma_buf_map()
154 					      bo->tbo.base.size, attach->dev,  in amdgpu_dma_buf_map()
173  * @attach: DMA-buf attachment
180 static void amdgpu_dma_buf_unmap(struct dma_buf_attachment *attach,  in amdgpu_dma_buf_unmap()  argument
185 		dma_unmap_sgtable(attach->dev, sgt, dir, 0);  in amdgpu_dma_buf_unmap()
189 		amdgpu_vram_mgr_free_sgt(attach->dev, dir, sgt);  in amdgpu_dma_buf_unmap()
235 	.attach = amdgpu_dma_buf_attach,
326  * amdgpu_dma_buf_move_notify - &attach.move_notify implementation
328  * @attach: the DMA-buf attachment
334 amdgpu_dma_buf_move_notify(struct dma_buf_attachment *attach)  in amdgpu_dma_buf_move_notify()  argument
336 	struct drm_gem_object *obj = attach->importer_priv;  in amdgpu_dma_buf_move_notify()
413 	struct dma_buf_attachment *attach;  in amdgpu_gem_prime_import()  local
432 	attach = dma_buf_dynamic_attach(dma_buf, dev->dev,  in amdgpu_gem_prime_import()
434 	if (IS_ERR(attach)) {  in amdgpu_gem_prime_import()
436 		return ERR_CAST(attach);  in amdgpu_gem_prime_import()
440 	obj->import_attach = attach;  in amdgpu_gem_prime_import()