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git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/blob - include/linux/resource_ext.h
1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) 2015, Intel Corporation
4 * Author: Jiang Liu <jiang.liu@linux.intel.com>
6 #ifndef _LINUX_RESOURCE_EXT_H
7 #define _LINUX_RESOURCE_EXT_H
8 #include <linux/types.h>
9 #include <linux/list.h>
10 #include <linux/ioport.h>
11 #include <linux/slab.h>
13 /* Represent resource window for bridge devices */
15 struct resource res
; /* In master (CPU) address space */
16 resource_size_t offset
; /* Translation offset for bridge */
20 * Common resource list management data structure and interfaces to support
21 * ACPI, PNP and PCI host bridge etc.
23 struct resource_entry
{
24 struct list_head node
;
25 struct resource
*res
; /* In master (CPU) address space */
26 resource_size_t offset
; /* Translation offset for bridge */
27 struct resource __res
; /* Default storage for res */
30 extern struct resource_entry
*
31 resource_list_create_entry(struct resource
*res
, size_t extra_size
);
32 extern void resource_list_free(struct list_head
*head
);
34 static inline void resource_list_add(struct resource_entry
*entry
,
35 struct list_head
*head
)
37 list_add(&entry
->node
, head
);
40 static inline void resource_list_add_tail(struct resource_entry
*entry
,
41 struct list_head
*head
)
43 list_add_tail(&entry
->node
, head
);
46 static inline void resource_list_del(struct resource_entry
*entry
)
48 list_del(&entry
->node
);
51 static inline void resource_list_free_entry(struct resource_entry
*entry
)
57 resource_list_destroy_entry(struct resource_entry
*entry
)
59 resource_list_del(entry
);
60 resource_list_free_entry(entry
);
63 #define resource_list_for_each_entry(entry, list) \
64 list_for_each_entry((entry), (list), node)
66 #define resource_list_for_each_entry_safe(entry, tmp, list) \
67 list_for_each_entry_safe((entry), (tmp), (list), node)
69 #endif /* _LINUX_RESOURCE_EXT_H */