linux-imx

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

#ifndef UBI_WL_H

#define UBI_WL_H

#ifdef CONFIG_MTD_UBI_FASTMAP

static int anchor_pebs_available(struct rb_root *root);

static void update_fastmap_work_fn(struct work_struct *wrk);

static struct ubi_wl_entry *find_anchor_wl_entry(struct rb_root *root);

static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi);

static void ubi_fastmap_close(struct ubi_device *ubi);

static inline void ubi_fastmap_init(struct ubi_device *ubi, int *count)

{

    /* Reserve enough LEBs to store two fastmaps. */

    *count += (ubi->fm_size / ubi->leb_size) * 2;

    INIT_WORK(&ubi->fm_work, update_fastmap_work_fn);

}

static struct ubi_wl_entry *may_reserve_for_fm(struct ubi_device *ubi,

                           struct ubi_wl_entry *e,

                           struct rb_root *root);

#else /* !CONFIG_MTD_UBI_FASTMAP */

static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi);

static inline void ubi_fastmap_close(struct ubi_device *ubi) { }

static inline void ubi_fastmap_init(struct ubi_device *ubi, int *count) { }

static struct ubi_wl_entry *may_reserve_for_fm(struct ubi_device *ubi,

                           struct ubi_wl_entry *e,

                           struct rb_root *root) {

    return e;

}

#endif /* CONFIG_MTD_UBI_FASTMAP */

#endif /* UBI_WL_H */