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
61 	if (pci_p2pdma_distance(adev->pdev, attach->dev, false) < 0)  in amdgpu_dma_buf_attach()
62 		attach->peer2peer = false;  in amdgpu_dma_buf_attach()
72  * @attach: attachment to pin down
76 static int amdgpu_dma_buf_pin(struct dma_buf_attachment *attach)  in amdgpu_dma_buf_pin()  argument
78 	struct drm_gem_object *obj = attach->dmabuf->priv;  in amdgpu_dma_buf_pin()
88  * @attach: attachment to unpin
92 static void amdgpu_dma_buf_unpin(struct dma_buf_attachment *attach)  in amdgpu_dma_buf_unpin()  argument
94 	struct drm_gem_object *obj = attach->dmabuf->priv;  in amdgpu_dma_buf_unpin()
102  * @attach: DMA-buf attachment
113 static struct sg_table *amdgpu_dma_buf_map(struct dma_buf_attachment *attach,  in amdgpu_dma_buf_map()  argument
116 	struct dma_buf *dma_buf = attach->dmabuf;  in amdgpu_dma_buf_map()
129 		    attach->peer2peer) {  in amdgpu_dma_buf_map()
150 		if (dma_map_sgtable(attach->dev, sgt, dir,  in amdgpu_dma_buf_map()
157 					      bo->tbo.base.size, attach->dev,  in amdgpu_dma_buf_map()
176  * @attach: DMA-buf attachment
183 static void amdgpu_dma_buf_unmap(struct dma_buf_attachment *attach,  in amdgpu_dma_buf_unmap()  argument
188 		dma_unmap_sgtable(attach->dev, sgt, dir, 0);  in amdgpu_dma_buf_unmap()
192 		amdgpu_vram_mgr_free_sgt(attach->dev, dir, sgt);  in amdgpu_dma_buf_unmap()
238 	.attach = amdgpu_dma_buf_attach,
329  * amdgpu_dma_buf_move_notify - &attach.move_notify implementation
331  * @attach: the DMA-buf attachment
337 amdgpu_dma_buf_move_notify(struct dma_buf_attachment *attach)  in amdgpu_dma_buf_move_notify()  argument
339 	struct drm_gem_object *obj = attach->importer_priv;  in amdgpu_dma_buf_move_notify()
416 	struct dma_buf_attachment *attach;  in amdgpu_gem_prime_import()  local
435 	attach = dma_buf_dynamic_attach(dma_buf, dev->dev,  in amdgpu_gem_prime_import()
437 	if (IS_ERR(attach)) {  in amdgpu_gem_prime_import()
439 		return ERR_CAST(attach);  in amdgpu_gem_prime_import()
443 	obj->import_attach = attach;  in amdgpu_gem_prime_import()