[people/arne_f/kernel.git] / drivers / mtd / ubi / wl.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef UBI_WL_H
#define UBI_WL_H
#ifdef CONFIG_MTD_UBI_FASTMAP
static int anchor_pebs_avalible(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 */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
78d6d497 RW	2	#ifndef UBI_WL_H
	3	#define UBI_WL_H
	4	#ifdef CONFIG_MTD_UBI_FASTMAP
78d6d497 RW	5	static int anchor_pebs_avalible(struct rb_root *root);
	6	static void update_fastmap_work_fn(struct work_struct *wrk);
	7	static struct ubi_wl_entry find_anchor_wl_entry(struct rb_root root);
	8	static struct ubi_wl_entry get_peb_for_wl(struct ubi_device ubi);
	9	static void ubi_fastmap_close(struct ubi_device *ubi);
acfda79f RW	10	static inline void ubi_fastmap_init(struct ubi_device ubi, int count)
	11	{
	12	/* Reserve enough LEBs to store two fastmaps. */
	13	count += (ubi->fm_size / ubi->leb_size) 2;
	14	INIT_WORK(&ubi->fm_work, update_fastmap_work_fn);
	15	}
2f84c246 RW	16	static struct ubi_wl_entry may_reserve_for_fm(struct ubi_device ubi,
	17	struct ubi_wl_entry *e,
	18	struct rb_root *root);
78d6d497 RW	19	#else /* !CONFIG_MTD_UBI_FASTMAP */
78d6d497 RW	20	static struct ubi_wl_entry get_peb_for_wl(struct ubi_device ubi);
78d6d497	21	static inline void ubi_fastmap_close(struct ubi_device *ubi) { }
acfda79f	22	static inline void ubi_fastmap_init(struct ubi_device ubi, int count) { }
2f84c246 RW	23	static struct ubi_wl_entry may_reserve_for_fm(struct ubi_device ubi,
	24	struct ubi_wl_entry *e,
	25	struct rb_root *root) {
	26	return e;
	27	}
78d6d497 RW	28	#endif /* CONFIG_MTD_UBI_FASTMAP */
78d6d497 RW	29	#endif /* UBI_WL_H */