18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 28c2ecf20Sopenharmony_ci#ifndef UBI_WL_H 38c2ecf20Sopenharmony_ci#define UBI_WL_H 48c2ecf20Sopenharmony_ci#ifdef CONFIG_MTD_UBI_FASTMAP 58c2ecf20Sopenharmony_cistatic void update_fastmap_work_fn(struct work_struct *wrk); 68c2ecf20Sopenharmony_cistatic struct ubi_wl_entry *find_anchor_wl_entry(struct rb_root *root); 78c2ecf20Sopenharmony_cistatic struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi); 88c2ecf20Sopenharmony_cistatic void ubi_fastmap_close(struct ubi_device *ubi); 98c2ecf20Sopenharmony_cistatic inline void ubi_fastmap_init(struct ubi_device *ubi, int *count) 108c2ecf20Sopenharmony_ci{ 118c2ecf20Sopenharmony_ci /* Reserve enough LEBs to store two fastmaps. */ 128c2ecf20Sopenharmony_ci *count += (ubi->fm_size / ubi->leb_size) * 2; 138c2ecf20Sopenharmony_ci INIT_WORK(&ubi->fm_work, update_fastmap_work_fn); 148c2ecf20Sopenharmony_ci} 158c2ecf20Sopenharmony_cistatic struct ubi_wl_entry *may_reserve_for_fm(struct ubi_device *ubi, 168c2ecf20Sopenharmony_ci struct ubi_wl_entry *e, 178c2ecf20Sopenharmony_ci struct rb_root *root); 188c2ecf20Sopenharmony_ci#else /* !CONFIG_MTD_UBI_FASTMAP */ 198c2ecf20Sopenharmony_cistatic struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi); 208c2ecf20Sopenharmony_cistatic inline void ubi_fastmap_close(struct ubi_device *ubi) { } 218c2ecf20Sopenharmony_cistatic inline void ubi_fastmap_init(struct ubi_device *ubi, int *count) { } 228c2ecf20Sopenharmony_cistatic struct ubi_wl_entry *may_reserve_for_fm(struct ubi_device *ubi, 238c2ecf20Sopenharmony_ci struct ubi_wl_entry *e, 248c2ecf20Sopenharmony_ci struct rb_root *root) { 258c2ecf20Sopenharmony_ci return e; 268c2ecf20Sopenharmony_ci} 278c2ecf20Sopenharmony_ci#endif /* CONFIG_MTD_UBI_FASTMAP */ 288c2ecf20Sopenharmony_ci#endif /* UBI_WL_H */ 29