/* SPDX-License-Identifier: GPL-2.0 */

  
  #ifndef BTRFS_SYSFS_H
  #define BTRFS_SYSFS_H

  #include <linux/kobject.h>

  enum btrfs_feature_set {

  	FEAT_COMPAT,

  	FEAT_COMPAT_RO,
  	FEAT_INCOMPAT,
  	FEAT_MAX
  };

  char *btrfs_printable_features(enum btrfs_feature_set set, u64 flags);

  const char *btrfs_feature_set_name(enum btrfs_feature_set set);

  int btrfs_sysfs_add_device(struct btrfs_device *device);

  void btrfs_sysfs_remove_device(struct btrfs_device *device);

  int btrfs_sysfs_add_fsid(struct btrfs_fs_devices *fs_devs);

  void btrfs_sysfs_remove_fsid(struct btrfs_fs_devices *fs_devs);

  void btrfs_sysfs_update_sprout_fsid(struct btrfs_fs_devices *fs_devices);

  void btrfs_sysfs_feature_update(struct btrfs_fs_info *fs_info,
  		u64 bit, enum btrfs_feature_set set);

  void btrfs_kobject_uevent(struct block_device *bdev, enum kobject_action action);

  int __init btrfs_init_sysfs(void);
  void __cold btrfs_exit_sysfs(void);
  int btrfs_sysfs_add_mounted(struct btrfs_fs_info *fs_info);
  void btrfs_sysfs_remove_mounted(struct btrfs_fs_info *fs_info);

  void btrfs_sysfs_add_block_group_type(struct btrfs_block_group *cache);

  int btrfs_sysfs_add_space_info_type(struct btrfs_fs_info *fs_info,
  				    struct btrfs_space_info *space_info);

  void btrfs_sysfs_remove_space_info(struct btrfs_space_info *space_info);

  void btrfs_sysfs_update_devid(struct btrfs_device *device);

  int btrfs_sysfs_add_one_qgroup(struct btrfs_fs_info *fs_info,
  				struct btrfs_qgroup *qgroup);
  void btrfs_sysfs_del_qgroups(struct btrfs_fs_info *fs_info);
  int btrfs_sysfs_add_qgroups(struct btrfs_fs_info *fs_info);
  void btrfs_sysfs_del_one_qgroup(struct btrfs_fs_info *fs_info,
  				struct btrfs_qgroup *qgroup);

  #endif