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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-05 01:36:47 +07:00
a10bb128b6
Add the host bridge bus number aperture to the resource list. Like the MMIO and I/O port apertures, this will be used when assigning resources to hot-added devices or in the case of conflicts. [bhelgaas: changelog, tidy printk] Signed-off-by: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
27 lines
665 B
C
27 lines
665 B
C
#ifndef __BUS_NUMA_H
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#define __BUS_NUMA_H
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/*
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* sub bus (transparent) will use entres from 3 to store extra from
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* root, so need to make sure we have enough slot there.
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*/
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struct pci_root_res {
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struct list_head list;
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struct resource res;
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};
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struct pci_root_info {
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struct list_head list;
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char name[12];
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struct list_head resources;
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struct resource busn;
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int node;
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int link;
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};
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extern struct list_head pci_root_infos;
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struct pci_root_info *alloc_pci_root_info(int bus_min, int bus_max,
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int node, int link);
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extern void update_res(struct pci_root_info *info, resource_size_t start,
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resource_size_t end, unsigned long flags, int merge);
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#endif
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