58 static struct amdgpu_device *dma_buf_attach_adev(struct dma_buf_attachment *attach)  in dma_buf_attach_adev()  argument
60 	if (attach->importer_ops == &amdgpu_dma_buf_attach_ops) {  in dma_buf_attach_adev()
61 		struct drm_gem_object *obj = attach->importer_priv;  in dma_buf_attach_adev()
79 				 struct dma_buf_attachment *attach)  in amdgpu_dma_buf_attach()  argument
81 	struct amdgpu_device *attach_adev = dma_buf_attach_adev(attach);  in amdgpu_dma_buf_attach()
97 		attach->peer2peer = false;  in amdgpu_dma_buf_attach()
100 	    pci_p2pdma_distance(adev->pdev, attach->dev, false) < 0)  in amdgpu_dma_buf_attach()
101 		attach->peer2peer = false;  in amdgpu_dma_buf_attach()
121 static int amdgpu_dma_buf_pin(struct dma_buf_attachment *attach)  in amdgpu_dma_buf_pin()  argument
123 	struct dma_buf *dmabuf = attach->dmabuf;  in amdgpu_dma_buf_pin()
140 		list_for_each_entry(attach, &dmabuf->attachments, node)  in amdgpu_dma_buf_pin()
141 			if (!attach->peer2peer)  in amdgpu_dma_buf_pin()
161 static void amdgpu_dma_buf_unpin(struct dma_buf_attachment *attach)  in amdgpu_dma_buf_unpin()  argument
163 	struct drm_gem_object *obj = attach->dmabuf->priv;  in amdgpu_dma_buf_unpin()
182 static struct sg_table *amdgpu_dma_buf_map(struct dma_buf_attachment *attach,  in amdgpu_dma_buf_map()  argument
185 	struct dma_buf *dma_buf = attach->dmabuf;  in amdgpu_dma_buf_map()
198 		    attach->peer2peer) {  in amdgpu_dma_buf_map()
216 		if (dma_map_sgtable(attach->dev, sgt, dir,  in amdgpu_dma_buf_map()
224 				dma_buf_attach_adev(attach), bo)))  in amdgpu_dma_buf_map()
228 					      bo->tbo.base.size, attach->dev,  in amdgpu_dma_buf_map()
236 						    attach->dev, dir, &sgt);  in amdgpu_dma_buf_map()
262 static void amdgpu_dma_buf_unmap(struct dma_buf_attachment *attach,  in amdgpu_dma_buf_unmap()  argument
266 	struct drm_gem_object *obj = attach->dmabuf->priv;  in amdgpu_dma_buf_unmap()
271 		amdgpu_ttm_mmio_remap_free_sgt(attach->dev, dir, sgt);  in amdgpu_dma_buf_unmap()
276 		dma_unmap_sgtable(attach->dev, sgt, dir, 0);  in amdgpu_dma_buf_unmap()
280 		amdgpu_vram_mgr_free_sgt(attach->dev, dir, sgt);  in amdgpu_dma_buf_unmap()
356 	.attach = amdgpu_dma_buf_attach,
467 amdgpu_dma_buf_move_notify(struct dma_buf_attachment *attach)  in amdgpu_dma_buf_move_notify()  argument
469 	struct drm_gem_object *obj = attach->importer_priv;  in amdgpu_dma_buf_move_notify()
553 	struct dma_buf_attachment *attach;  in amdgpu_gem_prime_import()  local
572 	attach = dma_buf_dynamic_attach(dma_buf, dev->dev,  in amdgpu_gem_prime_import()
574 	if (IS_ERR(attach)) {  in amdgpu_gem_prime_import()
576 		return ERR_CAST(attach);  in amdgpu_gem_prime_import()
580 	obj->import_attach = attach;  in amdgpu_gem_prime_import()