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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
e34fae78 AR |
2 | /* |
3 | * This file is separate from sdb.h, because I want that one to remain | |
4 | * unchanged (as far as possible) from the official sdb distribution | |
5 | * | |
6 | * This file and associated functionality are a playground for me to | |
7 | * understand stuff which will later be implemented in more generic places. | |
8 | */ | |
9 | #include <linux/sdb.h> | |
10 | ||
11 | /* This is the union of all currently defined types */ | |
12 | union sdb_record { | |
13 | struct sdb_interconnect ic; | |
14 | struct sdb_device dev; | |
15 | struct sdb_bridge bridge; | |
16 | struct sdb_integration integr; | |
17 | struct sdb_empty empty; | |
2e70efd9 AR |
18 | struct sdb_synthesis synthesis; |
19 | struct sdb_repo_url repo_url; | |
e34fae78 AR |
20 | }; |
21 | ||
22 | struct fmc_device; | |
23 | ||
24 | /* Every sdb table is turned into this structure */ | |
25 | struct sdb_array { | |
26 | int len; | |
27 | int level; | |
28 | unsigned long baseaddr; | |
29 | struct fmc_device *fmc; /* the device that hosts it */ | |
30 | struct sdb_array *parent; /* NULL at root */ | |
31 | union sdb_record *record; /* copies of the struct */ | |
32 | struct sdb_array **subtree; /* only valid for bridge items */ | |
33 | }; | |
34 | ||
35 | extern int fmc_scan_sdb_tree(struct fmc_device *fmc, unsigned long address); | |
36 | extern void fmc_show_sdb_tree(const struct fmc_device *fmc); | |
37 | extern signed long fmc_find_sdb_device(struct sdb_array *tree, uint64_t vendor, | |
38 | uint32_t device, unsigned long *sz); | |
39 | extern int fmc_free_sdb_tree(struct fmc_device *fmc); |