xref: /linux/drivers/base/firmware_loader/fallback_table.c (revision 4b4193256c8d3bc3a5397b5cd9494c2ad386317d)
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_NS_GPL(fw_fallback_config, FIRMWARE_LOADER_PRIVATE);
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 #endif
49