xref: /linux/drivers/base/firmware_loader/fallback_table.c (revision 22d91ed32b653481f47e81719858678e8c92089e)
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 static unsigned int zero;
20 static unsigned int one = 1;
21 
22 struct firmware_fallback_config fw_fallback_config = {
23 	.force_sysfs_fallback = IS_ENABLED(CONFIG_FW_LOADER_USER_HELPER_FALLBACK),
24 	.loading_timeout = 60,
25 	.old_timeout = 60,
26 };
27 EXPORT_SYMBOL_GPL(fw_fallback_config);
28 
29 struct ctl_table firmware_config_table[] = {
30 	{
31 		.procname	= "force_sysfs_fallback",
32 		.data		= &fw_fallback_config.force_sysfs_fallback,
33 		.maxlen         = sizeof(unsigned int),
34 		.mode           = 0644,
35 		.proc_handler   = proc_douintvec_minmax,
36 		.extra1		= &zero,
37 		.extra2		= &one,
38 	},
39 	{
40 		.procname	= "ignore_sysfs_fallback",
41 		.data		= &fw_fallback_config.ignore_sysfs_fallback,
42 		.maxlen         = sizeof(unsigned int),
43 		.mode           = 0644,
44 		.proc_handler   = proc_douintvec_minmax,
45 		.extra1		= &zero,
46 		.extra2		= &one,
47 	},
48 	{ }
49 };
50 EXPORT_SYMBOL_GPL(firmware_config_table);
51