38 	struct pci_dev *provider;  member
193 	p2p_pgmap->provider = pdev;  in pci_p2pdma_add_resource()
357 __upstream_bridge_distance(struct pci_dev *provider, struct pci_dev *client,  in __upstream_bridge_distance()  argument
360 	struct pci_dev *a = provider, *b = client, *bb;  in __upstream_bridge_distance()
475 upstream_bridge_distance(struct pci_dev *provider, struct pci_dev *client,  in upstream_bridge_distance()  argument
480 	map_type = __upstream_bridge_distance(provider, client, dist,  in upstream_bridge_distance()
485 		    !host_bridge_whitelist(provider, client))  in upstream_bridge_distance()
489 	if (provider->p2pdma)  in upstream_bridge_distance()
490 		xa_store(&provider->p2pdma->map_types, map_types_idx(client),  in upstream_bridge_distance()
497 upstream_bridge_distance_warn(struct pci_dev *provider, struct pci_dev *client,  in upstream_bridge_distance_warn()  argument
508 	ret = upstream_bridge_distance(provider, client, dist, &acs_redirects,  in upstream_bridge_distance_warn()
511 		pci_warn(client, "ACS redirect is set between the client and provider (%s)\n",  in upstream_bridge_distance_warn()
512 			 pci_name(provider));  in upstream_bridge_distance_warn()
520 …pci_warn(client, "cannot be used for peer-to-peer DMA as the client and provider (%s) do not share…  in upstream_bridge_distance_warn()
521 			 pci_name(provider));  in upstream_bridge_distance_warn()
531  *	a p2pdma provider and the clients in use.
532  * @provider: p2pdma provider to check against the client list
539  * one client that's the same as the provider it will return 0, which is best
542  * "compatible" means the provider and the clients are either all behind
546 int pci_p2pdma_distance_many(struct pci_dev *provider, struct device **clients,  in pci_p2pdma_distance_many()  argument
577 			ret = upstream_bridge_distance_warn(provider,  in pci_p2pdma_distance_many()
580 			ret = upstream_bridge_distance(provider, pci_client,  in pci_p2pdma_distance_many()
620  * the same as one of the clients, that provider will be used ahead of any
626  * found provider will also be assigned to the client list.
823 static enum pci_p2pdma_map_type pci_p2pdma_map_type(struct pci_dev *provider,  in pci_p2pdma_map_type()  argument
826 	if (!provider->p2pdma)  in pci_p2pdma_map_type()
829 	return xa_to_value(xa_load(&provider->p2pdma->map_types,  in pci_p2pdma_map_type()
886 	switch (pci_p2pdma_map_type(p2p_pgmap->provider, client)) {  in pci_p2pdma_map_sg_attrs()
920 	map_type = pci_p2pdma_map_type(p2p_pgmap->provider, client);  in pci_p2pdma_unmap_sg_attrs()
940  * expects the caller to use the specific provider.