proc/sysctl: add shared variables for range check
[sfrench/cifs-2.6.git] / drivers / base / firmware_loader / fallback_table.c
1 // SPDX-License-Identifier: GPL-2.0
2
3 #include <linux/types.h>
4 #include <linux/kconfig.h>
5 #include <linux/list.h>
6 #include <linux/slab.h>
7 #include <linux/security.h>
8 #include <linux/highmem.h>
9 #include <linux/umh.h>
10 #include <linux/sysctl.h>
11
12 #include "fallback.h"
13 #include "firmware.h"
14
15 /*
16  * firmware fallback configuration table
17  */
18
19 struct firmware_fallback_config fw_fallback_config = {
20         .force_sysfs_fallback = IS_ENABLED(CONFIG_FW_LOADER_USER_HELPER_FALLBACK),
21         .loading_timeout = 60,
22         .old_timeout = 60,
23 };
24 EXPORT_SYMBOL_GPL(fw_fallback_config);
25
26 #ifdef CONFIG_SYSCTL
27 struct ctl_table firmware_config_table[] = {
28         {
29                 .procname       = "force_sysfs_fallback",
30                 .data           = &fw_fallback_config.force_sysfs_fallback,
31                 .maxlen         = sizeof(unsigned int),
32                 .mode           = 0644,
33                 .proc_handler   = proc_douintvec_minmax,
34                 .extra1         = SYSCTL_ZERO,
35                 .extra2         = SYSCTL_ONE,
36         },
37         {
38                 .procname       = "ignore_sysfs_fallback",
39                 .data           = &fw_fallback_config.ignore_sysfs_fallback,
40                 .maxlen         = sizeof(unsigned int),
41                 .mode           = 0644,
42                 .proc_handler   = proc_douintvec_minmax,
43                 .extra1         = SYSCTL_ZERO,
44                 .extra2         = SYSCTL_ONE,
45         },
46         { }
47 };
48 EXPORT_SYMBOL_GPL(firmware_config_table);
49 #endif