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Searched refs:ubi (Results 1 – 41 of 41) sorted by relevance

/linux-4.4.14/drivers/mtd/ubi/
Dbuild.c163 int ubi_volume_notify(struct ubi_device *ubi, struct ubi_volume *vol, int ntype) in ubi_volume_notify() argument
168 ubi_do_get_device_info(ubi, &nt.di); in ubi_volume_notify()
169 ubi_do_get_volume_info(ubi, vol, &nt.vi); in ubi_volume_notify()
176 ret = ubi_update_fastmap(ubi); in ubi_volume_notify()
178 ubi_msg(ubi, "Unable to write a new fastmap: %i", ret); in ubi_volume_notify()
195 int ubi_notify_all(struct ubi_device *ubi, int ntype, struct notifier_block *nb) in ubi_notify_all() argument
200 ubi_do_get_device_info(ubi, &nt.di); in ubi_notify_all()
202 mutex_lock(&ubi->device_mutex); in ubi_notify_all()
203 for (i = 0; i < ubi->vtbl_slots; i++) { in ubi_notify_all()
209 if (!ubi->volumes[i]) in ubi_notify_all()
[all …]
Dwl.c138 static int self_check_ec(struct ubi_device *ubi, int pnum, int ec);
139 static int self_check_in_wl_tree(const struct ubi_device *ubi,
141 static int self_check_in_pq(const struct ubi_device *ubi,
188 static void wl_entry_destroy(struct ubi_device *ubi, struct ubi_wl_entry *e) in wl_entry_destroy() argument
190 ubi->lookuptbl[e->pnum] = NULL; in wl_entry_destroy()
201 static int do_work(struct ubi_device *ubi) in do_work() argument
214 down_read(&ubi->work_sem); in do_work()
215 spin_lock(&ubi->wl_lock); in do_work()
216 if (list_empty(&ubi->works)) { in do_work()
217 spin_unlock(&ubi->wl_lock); in do_work()
[all …]
Dfastmap-wl.c23 struct ubi_device *ubi = container_of(wrk, struct ubi_device, fm_work); in update_fastmap_work_fn() local
25 ubi_update_fastmap(ubi); in update_fastmap_work_fn()
26 spin_lock(&ubi->wl_lock); in update_fastmap_work_fn()
27 ubi->fm_work_scheduled = 0; in update_fastmap_work_fn()
28 spin_unlock(&ubi->wl_lock); in update_fastmap_work_fn()
56 static void return_unused_pool_pebs(struct ubi_device *ubi, in return_unused_pool_pebs() argument
63 e = ubi->lookuptbl[pool->pebs[i]]; in return_unused_pool_pebs()
64 wl_tree_add(e, &ubi->free); in return_unused_pool_pebs()
65 ubi->free_count++; in return_unused_pool_pebs()
90 struct ubi_wl_entry *ubi_wl_get_fm_peb(struct ubi_device *ubi, int anchor) in ubi_wl_get_fm_peb() argument
[all …]
Dio.c94 static int self_check_not_bad(const struct ubi_device *ubi, int pnum);
95 static int self_check_peb_ec_hdr(const struct ubi_device *ubi, int pnum);
96 static int self_check_ec_hdr(const struct ubi_device *ubi, int pnum,
98 static int self_check_peb_vid_hdr(const struct ubi_device *ubi, int pnum);
99 static int self_check_vid_hdr(const struct ubi_device *ubi, int pnum,
101 static int self_check_write(struct ubi_device *ubi, const void *buf, int pnum,
126 int ubi_io_read(const struct ubi_device *ubi, void *buf, int pnum, int offset, in ubi_io_read() argument
135 ubi_assert(pnum >= 0 && pnum < ubi->peb_count); in ubi_io_read()
136 ubi_assert(offset >= 0 && offset + len <= ubi->peb_size); in ubi_io_read()
139 err = self_check_not_bad(ubi, pnum); in ubi_io_read()
[all …]
Deba.c60 unsigned long long ubi_next_sqnum(struct ubi_device *ubi) in ubi_next_sqnum() argument
64 spin_lock(&ubi->ltree_lock); in ubi_next_sqnum()
65 sqnum = ubi->global_sqnum++; in ubi_next_sqnum()
66 spin_unlock(&ubi->ltree_lock); in ubi_next_sqnum()
79 static int ubi_get_compat(const struct ubi_device *ubi, int vol_id) in ubi_get_compat() argument
96 static struct ubi_ltree_entry *ltree_lookup(struct ubi_device *ubi, int vol_id, in ltree_lookup() argument
101 p = ubi->ltree.rb_node; in ltree_lookup()
135 static struct ubi_ltree_entry *ltree_add_entry(struct ubi_device *ubi, in ltree_add_entry() argument
149 spin_lock(&ubi->ltree_lock); in ltree_add_entry()
150 le1 = ltree_lookup(ubi, vol_id, lnum); in ltree_add_entry()
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Dvmt.c32 static int self_check_volumes(struct ubi_device *ubi);
72 struct ubi_device *ubi; in vol_attribute_show() local
74 ubi = ubi_get_device(vol->ubi->ubi_num); in vol_attribute_show()
75 if (!ubi) in vol_attribute_show()
78 spin_lock(&ubi->volumes_lock); in vol_attribute_show()
79 if (!ubi->volumes[vol->vol_id]) { in vol_attribute_show()
80 spin_unlock(&ubi->volumes_lock); in vol_attribute_show()
81 ubi_put_device(ubi); in vol_attribute_show()
86 spin_unlock(&ubi->volumes_lock); in vol_attribute_show()
115 spin_lock(&ubi->volumes_lock); in vol_attribute_show()
[all …]
Dvtbl.c67 static void self_vtbl_check(const struct ubi_device *ubi);
76 static int ubi_update_layout_vol(struct ubi_device *ubi) in ubi_update_layout_vol() argument
81 layout_vol = ubi->volumes[vol_id2idx(ubi, UBI_LAYOUT_VOLUME_ID)]; in ubi_update_layout_vol()
83 err = ubi_eba_atomic_leb_change(ubi, layout_vol, i, ubi->vtbl, in ubi_update_layout_vol()
84 ubi->vtbl_size); in ubi_update_layout_vol()
103 int ubi_change_vtbl_record(struct ubi_device *ubi, int idx, in ubi_change_vtbl_record() argument
109 ubi_assert(idx >= 0 && idx < ubi->vtbl_slots); in ubi_change_vtbl_record()
118 memcpy(&ubi->vtbl[idx], vtbl_rec, sizeof(struct ubi_vtbl_record)); in ubi_change_vtbl_record()
119 err = ubi_update_layout_vol(ubi); in ubi_change_vtbl_record()
121 self_vtbl_check(ubi); in ubi_change_vtbl_record()
[all …]
Dubi.h53 #define ubi_msg(ubi, fmt, ...) pr_notice(UBI_NAME_STR "%d: " fmt "\n", \ argument
54 ubi->ubi_num, ##__VA_ARGS__)
56 #define ubi_warn(ubi, fmt, ...) pr_warn(UBI_NAME_STR "%d warning: %s: " fmt "\n", \ argument
57 ubi->ubi_num, __func__, ##__VA_ARGS__)
59 #define ubi_err(ubi, fmt, ...) pr_err(UBI_NAME_STR "%d error: %s: " fmt "\n", \ argument
60 ubi->ubi_num, __func__, ##__VA_ARGS__)
318 struct ubi_device *ubi; member
765 int (*func)(struct ubi_device *ubi, struct ubi_work *wrk, int shutdown);
785 int ubi_add_to_av(struct ubi_device *ubi, struct ubi_attach_info *ai, int pnum,
790 struct ubi_ainf_peb *ubi_early_get_peb(struct ubi_device *ubi,
[all …]
Dfastmap.c24 static inline int *init_seen(struct ubi_device *ubi) in init_seen() argument
28 if (!ubi_dbg_chk_fastmap(ubi)) in init_seen()
31 ret = kcalloc(ubi->peb_count, sizeof(int), GFP_KERNEL); in init_seen()
53 static inline void set_seen(struct ubi_device *ubi, int pnum, int *seen) in set_seen() argument
55 if (!ubi_dbg_chk_fastmap(ubi) || !seen) in set_seen()
66 static int self_check_seen(struct ubi_device *ubi, int *seen) in self_check_seen() argument
70 if (!ubi_dbg_chk_fastmap(ubi) || !seen) in self_check_seen()
73 for (pnum = 0; pnum < ubi->peb_count; pnum++) { in self_check_seen()
74 if (!seen[pnum] && ubi->lookuptbl[pnum]) { in self_check_seen()
75 ubi_err(ubi, "self-check failed for PEB %d, fastmap didn't see it", pnum); in self_check_seen()
[all …]
Dkapi.c39 void ubi_do_get_device_info(struct ubi_device *ubi, struct ubi_device_info *di) in ubi_do_get_device_info() argument
41 di->ubi_num = ubi->ubi_num; in ubi_do_get_device_info()
42 di->leb_size = ubi->leb_size; in ubi_do_get_device_info()
43 di->leb_start = ubi->leb_start; in ubi_do_get_device_info()
44 di->min_io_size = ubi->min_io_size; in ubi_do_get_device_info()
45 di->max_write_size = ubi->max_write_size; in ubi_do_get_device_info()
46 di->ro_mode = ubi->ro_mode; in ubi_do_get_device_info()
47 di->cdev = ubi->cdev.dev; in ubi_do_get_device_info()
61 struct ubi_device *ubi; in ubi_get_device_info() local
65 ubi = ubi_get_device(ubi_num); in ubi_get_device_info()
[all …]
Dmisc.c35 int ubi_calc_data_len(const struct ubi_device *ubi, const void *buf, in ubi_calc_data_len() argument
40 ubi_assert(!(length & (ubi->min_io_size - 1))); in ubi_calc_data_len()
47 length = ALIGN(i + 1, ubi->min_io_size); in ubi_calc_data_len()
61 int ubi_check_volume(struct ubi_device *ubi, int vol_id) in ubi_check_volume() argument
65 struct ubi_volume *vol = ubi->volumes[vol_id]; in ubi_check_volume()
84 err = ubi_eba_read_leb(ubi, vol, i, buf, 0, size, 1); in ubi_check_volume()
105 void ubi_update_reserved(struct ubi_device *ubi) in ubi_update_reserved() argument
107 int need = ubi->beb_rsvd_level - ubi->beb_rsvd_pebs; in ubi_update_reserved()
109 if (need <= 0 || ubi->avail_pebs == 0) in ubi_update_reserved()
112 need = min_t(int, need, ubi->avail_pebs); in ubi_update_reserved()
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Dattach.c92 static int self_check_ai(struct ubi_device *ubi, struct ubi_attach_info *ai);
192 static int validate_vid_hdr(const struct ubi_device *ubi, in validate_vid_hdr() argument
211 ubi_err(ubi, "inconsistent vol_id"); in validate_vid_hdr()
221 ubi_err(ubi, "inconsistent vol_type"); in validate_vid_hdr()
226 ubi_err(ubi, "inconsistent used_ebs"); in validate_vid_hdr()
231 ubi_err(ubi, "inconsistent data_pad"); in validate_vid_hdr()
239 ubi_err(ubi, "inconsistent VID header at PEB %d", pnum); in validate_vid_hdr()
324 int ubi_compare_lebs(struct ubi_device *ubi, const struct ubi_ainf_peb *aeb, in ubi_compare_lebs() argument
341 ubi_err(ubi, "unsupported on-flash UBI format"); in ubi_compare_lebs()
372 vh = ubi_zalloc_vid_hdr(ubi, GFP_KERNEL); in ubi_compare_lebs()
[all …]
Ddebug.h24 void ubi_dump_flash(struct ubi_device *ubi, int pnum, int offset, int len);
61 int ubi_self_check_all_ff(struct ubi_device *ubi, int pnum, int offset,
65 int ubi_debugfs_init_dev(struct ubi_device *ubi);
66 void ubi_debugfs_exit_dev(struct ubi_device *ubi);
75 static inline int ubi_dbg_is_bgt_disabled(const struct ubi_device *ubi) in ubi_dbg_is_bgt_disabled() argument
77 return ubi->dbg.disable_bgt; in ubi_dbg_is_bgt_disabled()
86 static inline int ubi_dbg_is_bitflip(const struct ubi_device *ubi) in ubi_dbg_is_bitflip() argument
88 if (ubi->dbg.emulate_bitflips) in ubi_dbg_is_bitflip()
100 static inline int ubi_dbg_is_write_failure(const struct ubi_device *ubi) in ubi_dbg_is_write_failure() argument
102 if (ubi->dbg.emulate_io_failures) in ubi_dbg_is_write_failure()
[all …]
Dupd.c54 static int set_update_marker(struct ubi_device *ubi, struct ubi_volume *vol) in set_update_marker() argument
62 ubi_assert(ubi->vtbl[vol->vol_id].upd_marker); in set_update_marker()
67 vtbl_rec = ubi->vtbl[vol->vol_id]; in set_update_marker()
70 mutex_lock(&ubi->device_mutex); in set_update_marker()
71 err = ubi_change_vtbl_record(ubi, vol->vol_id, &vtbl_rec); in set_update_marker()
73 mutex_unlock(&ubi->device_mutex); in set_update_marker()
87 static int clear_update_marker(struct ubi_device *ubi, struct ubi_volume *vol, in clear_update_marker() argument
95 vtbl_rec = ubi->vtbl[vol->vol_id]; in clear_update_marker()
110 mutex_lock(&ubi->device_mutex); in clear_update_marker()
111 err = ubi_change_vtbl_record(ubi, vol->vol_id, &vtbl_rec); in clear_update_marker()
[all …]
Dcdev.c62 spin_lock(&vol->ubi->volumes_lock); in get_exclusive()
66 ubi_err(vol->ubi, "%d users for volume %d", users, vol->vol_id); in get_exclusive()
74 spin_unlock(&vol->ubi->volumes_lock); in get_exclusive()
88 spin_lock(&vol->ubi->volumes_lock); in revoke_exclusive()
100 spin_unlock(&vol->ubi->volumes_lock); in revoke_exclusive()
136 vol->ubi->ubi_num, vol->vol_id, desc->mode); in vol_cdev_release()
139 ubi_warn(vol->ubi, "update of volume %d not finished, volume is damaged", in vol_cdev_release()
146 vol->upd_received, vol->upd_bytes, vol->ubi->ubi_num, in vol_cdev_release()
163 ubi_err(vol->ubi, "updating"); in vol_cdev_llseek()
174 struct ubi_device *ubi = desc->vol->ubi; in vol_cdev_fsync() local
[all …]
Dwl.h7 static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi);
8 static void ubi_fastmap_close(struct ubi_device *ubi);
9 static inline void ubi_fastmap_init(struct ubi_device *ubi, int *count) in ubi_fastmap_init() argument
12 *count += (ubi->fm_size / ubi->leb_size) * 2; in ubi_fastmap_init()
13 INIT_WORK(&ubi->fm_work, update_fastmap_work_fn); in ubi_fastmap_init()
15 static struct ubi_wl_entry *may_reserve_for_fm(struct ubi_device *ubi,
19 static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi);
20 static inline void ubi_fastmap_close(struct ubi_device *ubi) { } in ubi_fastmap_close() argument
21 static inline void ubi_fastmap_init(struct ubi_device *ubi, int *count) { } in ubi_fastmap_init() argument
22 static struct ubi_wl_entry *may_reserve_for_fm(struct ubi_device *ubi, in may_reserve_for_fm() argument
Ddebug.c34 void ubi_dump_flash(struct ubi_device *ubi, int pnum, int offset, int len) in ubi_dump_flash() argument
39 loff_t addr = (loff_t)pnum * ubi->peb_size + offset; in ubi_dump_flash()
44 err = mtd_read(ubi->mtd, addr, len, &read, buf); in ubi_dump_flash()
46 ubi_err(ubi, "err %d while reading %d bytes from PEB %d:%d, read %zd bytes", in ubi_dump_flash()
51 ubi_msg(ubi, "dumping %d bytes of data from PEB %d, offset %d", in ubi_dump_flash()
264 struct ubi_device *ubi; in dfs_file_read() local
269 ubi = ubi_get_device(ubi_num); in dfs_file_read()
270 if (!ubi) in dfs_file_read()
272 d = &ubi->dbg; in dfs_file_read()
317 ubi_put_device(ubi); in dfs_file_read()
[all …]
DMakefile1 obj-$(CONFIG_MTD_UBI) += ubi.o
3 ubi-y += vtbl.o vmt.o upd.o build.o cdev.o kapi.o eba.o io.o wl.o attach.o
4 ubi-y += misc.o debug.o
5 ubi-$(CONFIG_MTD_UBI_FASTMAP) += fastmap.o
6 ubi-$(CONFIG_MTD_UBI_BLOCK) += block.o
/linux-4.4.14/Documentation/ABI/stable/
Dsysfs-class-ubi1 What: /sys/class/ubi/
6 The ubi/ class sub-directory belongs to the UBI subsystem and
10 What: /sys/class/ubi/version
33 What: /sys/class/ubi/ubiX/avail_eraseblocks
42 What: /sys/class/ubi/ubiX/bad_peb_count
49 What: /sys/class/ubi/ubiX/bgt_enabled
57 What: /sys/class/ubi/ubiX/dev
65 What: /sys/class/ubi/ubiX/eraseblock_size
74 What: /sys/class/ubi/ubiX/max_ec
81 What: /sys/class/ubi/ubiX/max_vol_count
[all …]
/linux-4.4.14/arch/arm/boot/dts/
Dat91-kizboxmini.dts17 bootargs = "ubi.mtd=ubi";
85 ubi@20000 {
86 label = "ubi";
Dat91-kizbox.dts18 bootargs = "ubi.mtd=ubi";
72 ubi@20000 {
73 label = "ubi";
Dat91-kizbox2.dts17 bootargs = "ubi.mtd=ubi";
158 ubi@20000 {
159 label = "ubi";
Danimeo_ip.dts111 ubi@60000 {
112 label = "ubi";
Dge863-pro3.dtsi54 bootargs = "console=ttyS0,115200 root=ubi0:rootfs ubi.mtd=1 rootfstype=ubifs";
Dbcm4708-luxul-xwc-1000.dts30 label = "ubi";
Daks-cdu.dts16 bootargs = "console=ttyS0,115200 ubi.mtd=4 root=ubi0:rootfs rootfstype=ubifs";
Dsama5d3xcm.dtsi14 bootargs = "rootfstype=ubifs ubi.mtd=5 root=ubi0:rootfs";
Dat91sam9rlek.dts16 bootargs = "rootfstype=ubifs root=ubi0:rootfs ubi.mtd=5 rw";
Dat91sam9261ek.dts16 bootargs = "rootfstype=ubifs ubi.mtd=5 root=ubi0:rootfs rw";
Dat91sam9x5ek.dtsi16 bootargs = "root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs";
/linux-4.4.14/fs/ubifs/
Dsuper.c1827 ubi_close_volume(c->ubi); in ubifs_put_super()
1911 struct ubi_volume_desc *ubi; in open_ubi() local
1916 ubi = ubi_open_volume_path(name, mode); in open_ubi()
1917 if (!IS_ERR(ubi)) in open_ubi()
1918 return ubi; in open_ubi()
1952 static struct ubifs_info *alloc_ubifs_info(struct ubi_volume_desc *ubi) in alloc_ubifs_info() argument
1992 ubi_get_volume_info(ubi, &c->vi); in alloc_ubifs_info()
2006 c->ubi = ubi_open_volume(c->vi.ubi_num, c->vi.vol_id, UBI_READWRITE); in ubifs_fill_super()
2007 if (IS_ERR(c->ubi)) { in ubifs_fill_super()
2008 err = PTR_ERR(c->ubi); in ubifs_fill_super()
[all …]
Dio.c104 err = ubi_read(c->ubi, lnum, buf, offs, len); in ubifs_leb_read()
126 err = ubi_leb_write(c->ubi, lnum, buf, offs, len); in ubifs_leb_write()
146 err = ubi_leb_change(c->ubi, lnum, buf, len); in ubifs_leb_change()
166 err = ubi_leb_unmap(c->ubi, lnum); in ubifs_leb_unmap()
185 err = ubi_leb_map(c->ubi, lnum); in ubifs_leb_map()
200 err = ubi_is_mapped(c->ubi, lnum); in ubifs_is_mapped()
1012 offs, ubi_is_mapped(c->ubi, lnum)); in ubifs_read_node()
Ddebug.c2585 err = ubi_leb_write(c->ubi, lnum, buf, offs, len); in dbg_leb_write()
2602 err = ubi_leb_change(c->ubi, lnum, buf, len); in dbg_leb_change()
2618 err = ubi_leb_unmap(c->ubi, lnum); in dbg_leb_unmap()
2634 err = ubi_leb_map(c->ubi, lnum); in dbg_leb_map()
Dubifs.h1361 struct ubi_volume_desc *ubi; member
/linux-4.4.14/include/uapi/mtd/
DKbuild6 header-y += ubi-user.h
/linux-4.4.14/drivers/mtd/
DMakefile36 obj-$(CONFIG_MTD_UBI) += ubi/
DKconfig339 source "drivers/mtd/ubi/Kconfig"
/linux-4.4.14/Documentation/filesystems/
Dubifs.txt36 found in drivers/mtd/ubi. UBI is basically a volume management and
112 ubi.mtd=0 root=ubi0:rootfs rootfstype=ubifs
/linux-4.4.14/Documentation/ioctl/
Dioctl-number.txt165 'O' 00-06 mtd/ubi-user.h UBI
254 'o' 00-03 mtd/ubi-user.h conflict! (OCFS2 and UBI overlaps)
255 'o' 40-41 mtd/ubi-user.h UBI
/linux-4.4.14/Documentation/ABI/testing/
Dsysfs-class-mtd107 absent, ram, rom, nor, nand, mlc-nand, dataflash, ubi, unknown
/linux-4.4.14/
DMAINTAINERS11044 F: drivers/mtd/ubi/
11045 F: include/linux/mtd/ubi.h
11046 F: include/uapi/mtd/ubi-user.h