root/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