47  * amdgpu_dma_buf_attach - &dma_buf_ops.attach implementation
49  * @dmabuf: DMA-buf where we attach to
50  * @attach: attachment to add
55 				 struct dma_buf_attachment *attach)  in amdgpu_dma_buf_attach()  argument
62 	if (pci_p2pdma_distance(adev->pdev, attach->dev, false) < 0)  in amdgpu_dma_buf_attach()
63 		attach->peer2peer = false;  in amdgpu_dma_buf_attach()
80  * @attach: the attachment to remove
85 				  struct dma_buf_attachment *attach)  in amdgpu_dma_buf_detach()  argument
98  * @attach: attachment to pin down
102 static int amdgpu_dma_buf_pin(struct dma_buf_attachment *attach)  in amdgpu_dma_buf_pin()  argument
104 	struct drm_gem_object *obj = attach->dmabuf->priv;  in amdgpu_dma_buf_pin()
114  * @attach: attachment to unpin
118 static void amdgpu_dma_buf_unpin(struct dma_buf_attachment *attach)  in amdgpu_dma_buf_unpin()  argument
120 	struct drm_gem_object *obj = attach->dmabuf->priv;  in amdgpu_dma_buf_unpin()
128  * @attach: DMA-buf attachment
139 static struct sg_table *amdgpu_dma_buf_map(struct dma_buf_attachment *attach,  in amdgpu_dma_buf_map()  argument
142 	struct dma_buf *dma_buf = attach->dmabuf;  in amdgpu_dma_buf_map()
155 		    attach->peer2peer) {  in amdgpu_dma_buf_map()
177 		if (dma_map_sgtable(attach->dev, sgt, dir,  in amdgpu_dma_buf_map()
184 					      bo->tbo.base.size, attach->dev,  in amdgpu_dma_buf_map()
203  * @attach: DMA-buf attachment
210 static void amdgpu_dma_buf_unmap(struct dma_buf_attachment *attach,  in amdgpu_dma_buf_unmap()  argument
215 		dma_unmap_sgtable(attach->dev, sgt, dir, 0);  in amdgpu_dma_buf_unmap()
219 		amdgpu_vram_mgr_free_sgt(attach->dev, dir, sgt);  in amdgpu_dma_buf_unmap()
265 	.attach = amdgpu_dma_buf_attach,
356  * amdgpu_dma_buf_move_notify - &attach.move_notify implementation
358  * @attach: the DMA-buf attachment
364 amdgpu_dma_buf_move_notify(struct dma_buf_attachment *attach)  in amdgpu_dma_buf_move_notify()  argument
366 	struct drm_gem_object *obj = attach->importer_priv;  in amdgpu_dma_buf_move_notify()
439 	struct dma_buf_attachment *attach;  in amdgpu_gem_prime_import()  local
458 	attach = dma_buf_dynamic_attach(dma_buf, dev->dev,  in amdgpu_gem_prime_import()
460 	if (IS_ERR(attach)) {  in amdgpu_gem_prime_import()
462 		return ERR_CAST(attach);  in amdgpu_gem_prime_import()
466 	obj->import_attach = attach;  in amdgpu_gem_prime_import()