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