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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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78 lines
2.2 KiB
C
78 lines
2.2 KiB
C
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/*
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* Copyright (C) 2015, Intel Corporation
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* Author: Jiang Liu <jiang.liu@linux.intel.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#ifndef _LINUX_RESOURCE_EXT_H
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#define _LINUX_RESOURCE_EXT_H
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#include <linux/types.h>
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#include <linux/list.h>
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#include <linux/ioport.h>
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#include <linux/slab.h>
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/* Represent resource window for bridge devices */
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struct resource_win {
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struct resource res; /* In master (CPU) address space */
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resource_size_t offset; /* Translation offset for bridge */
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};
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/*
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* Common resource list management data structure and interfaces to support
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* ACPI, PNP and PCI host bridge etc.
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*/
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struct resource_entry {
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struct list_head node;
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struct resource *res; /* In master (CPU) address space */
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resource_size_t offset; /* Translation offset for bridge */
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struct resource __res; /* Default storage for res */
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};
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extern struct resource_entry *
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resource_list_create_entry(struct resource *res, size_t extra_size);
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extern void resource_list_free(struct list_head *head);
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static inline void resource_list_add(struct resource_entry *entry,
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struct list_head *head)
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{
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list_add(&entry->node, head);
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}
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static inline void resource_list_add_tail(struct resource_entry *entry,
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struct list_head *head)
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{
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list_add_tail(&entry->node, head);
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}
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static inline void resource_list_del(struct resource_entry *entry)
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{
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list_del(&entry->node);
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}
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static inline void resource_list_free_entry(struct resource_entry *entry)
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{
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kfree(entry);
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}
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static inline void
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resource_list_destroy_entry(struct resource_entry *entry)
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{
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resource_list_del(entry);
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resource_list_free_entry(entry);
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}
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#define resource_list_for_each_entry(entry, list) \
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list_for_each_entry((entry), (list), node)
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#define resource_list_for_each_entry_safe(entry, tmp, list) \
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list_for_each_entry_safe((entry), (tmp), (list), node)
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#endif /* _LINUX_RESOURCE_EXT_H */
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