xref: /openbmc/linux/arch/x86/pci/bus_numa.h (revision 132db935)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __BUS_NUMA_H
3 #define __BUS_NUMA_H
4 /*
5  * sub bus (transparent) will use entres from 3 to store extra from
6  * root, so need to make sure we have enough slot there.
7  */
8 struct pci_root_res {
9 	struct list_head list;
10 	struct resource res;
11 };
12 
13 struct pci_root_info {
14 	struct list_head list;
15 	char name[12];
16 	struct list_head resources;
17 	struct resource busn;
18 	int node;
19 	int link;
20 };
21 
22 extern struct list_head pci_root_infos;
23 struct pci_root_info *alloc_pci_root_info(int bus_min, int bus_max,
24 						int node, int link);
25 extern void update_res(struct pci_root_info *info, resource_size_t start,
26 		      resource_size_t end, unsigned long flags, int merge);
27 #endif
28