80 void ubi_do_get_volume_info(struct ubi_device *ubi, struct ubi_volume *vol,  in ubi_do_get_volume_info()  argument
83 	vi->vol_id = vol->vol_id;  in ubi_do_get_volume_info()
85 	vi->size = vol->reserved_pebs;  in ubi_do_get_volume_info()
86 	vi->used_bytes = vol->used_bytes;  in ubi_do_get_volume_info()
87 	vi->vol_type = vol->vol_type;  in ubi_do_get_volume_info()
88 	vi->corrupted = vol->corrupted;  in ubi_do_get_volume_info()
89 	vi->upd_marker = vol->upd_marker;  in ubi_do_get_volume_info()
90 	vi->alignment = vol->alignment;  in ubi_do_get_volume_info()
91 	vi->usable_leb_size = vol->usable_leb_size;  in ubi_do_get_volume_info()
92 	vi->name_len = vol->name_len;  in ubi_do_get_volume_info()
93 	vi->name = vol->name;  in ubi_do_get_volume_info()
94 	vi->cdev = vol->cdev.dev;  in ubi_do_get_volume_info()
105 	ubi_do_get_volume_info(desc->vol->ubi, desc->vol, vi);  in ubi_get_volume_info()
132 	struct ubi_volume *vol;  in ubi_open_volume()  local
166 	vol = ubi->volumes[vol_id];  in ubi_open_volume()
167 	if (!vol)  in ubi_open_volume()
173 		if (vol->exclusive)  in ubi_open_volume()
175 		vol->readers += 1;  in ubi_open_volume()
179 		if (vol->exclusive || vol->writers > 0)  in ubi_open_volume()
181 		vol->writers += 1;  in ubi_open_volume()
185 		if (vol->exclusive || vol->writers || vol->readers ||  in ubi_open_volume()
186 		    vol->metaonly)  in ubi_open_volume()
188 		vol->exclusive = 1;  in ubi_open_volume()
192 		if (vol->metaonly || vol->exclusive)  in ubi_open_volume()
194 		vol->metaonly = 1;  in ubi_open_volume()
197 	get_device(&vol->dev);  in ubi_open_volume()
198 	vol->ref_count += 1;  in ubi_open_volume()
201 	desc->vol = vol;  in ubi_open_volume()
205 	if (!vol->checked && !vol->skip_check) {  in ubi_open_volume()
216 			vol->corrupted = 1;  in ubi_open_volume()
218 		vol->checked = 1;  in ubi_open_volume()
271 		struct ubi_volume *vol = ubi->volumes[i];  in ubi_open_volume_nm()  local
273 		if (vol && len == vol->name_len && !strcmp(name, vol->name)) {  in ubi_open_volume_nm()
340 	struct ubi_volume *vol = desc->vol;  in ubi_close_volume()  local
341 	struct ubi_device *ubi = vol->ubi;  in ubi_close_volume()
344 		ubi->ubi_num, vol->vol_id, desc->mode);  in ubi_close_volume()
349 		vol->readers -= 1;  in ubi_close_volume()
352 		vol->writers -= 1;  in ubi_close_volume()
355 		vol->exclusive = 0;  in ubi_close_volume()
358 		vol->metaonly = 0;  in ubi_close_volume()
361 	vol->ref_count -= 1;  in ubi_close_volume()
365 	put_device(&vol->dev);  in ubi_close_volume()
384 	struct ubi_volume *vol = desc->vol;  in leb_read_sanity_check()  local
385 	struct ubi_device *ubi = vol->ubi;  in leb_read_sanity_check()
386 	int vol_id = vol->vol_id;  in leb_read_sanity_check()
389 	    lnum >= vol->used_ebs || offset < 0 || len < 0 ||  in leb_read_sanity_check()
390 	    offset + len > vol->usable_leb_size)  in leb_read_sanity_check()
393 	if (vol->vol_type == UBI_STATIC_VOLUME) {  in leb_read_sanity_check()
394 		if (vol->used_ebs == 0)  in leb_read_sanity_check()
397 		if (lnum == vol->used_ebs - 1 &&  in leb_read_sanity_check()
398 		    offset + len > vol->last_eb_bytes)  in leb_read_sanity_check()
402 	if (vol->upd_marker)  in leb_read_sanity_check()
438 	struct ubi_volume *vol = desc->vol;  in ubi_leb_read()  local
439 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_read()
440 	int err, vol_id = vol->vol_id;  in ubi_leb_read()
451 	err = ubi_eba_read_leb(ubi, vol, lnum, buf, offset, len, check);  in ubi_leb_read()
452 	if (err && mtd_is_eccerr(err) && vol->vol_type == UBI_STATIC_VOLUME) {  in ubi_leb_read()
454 		vol->corrupted = 1;  in ubi_leb_read()
478 	struct ubi_volume *vol = desc->vol;  in ubi_leb_read_sg()  local
479 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_read_sg()
480 	int err, vol_id = vol->vol_id;  in ubi_leb_read_sg()
491 	err = ubi_eba_read_leb_sg(ubi, vol, sgl, lnum, offset, len, check);  in ubi_leb_read_sg()
492 	if (err && mtd_is_eccerr(err) && vol->vol_type == UBI_STATIC_VOLUME) {  in ubi_leb_read_sg()
494 		vol->corrupted = 1;  in ubi_leb_read_sg()
529 	struct ubi_volume *vol = desc->vol;  in ubi_leb_write()  local
530 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_write()
531 	int vol_id = vol->vol_id;  in ubi_leb_write()
538 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_write()
541 	if (!ubi_leb_valid(vol, lnum) || offset < 0 || len < 0 ||  in ubi_leb_write()
542 	    offset + len > vol->usable_leb_size ||  in ubi_leb_write()
546 	if (vol->upd_marker)  in ubi_leb_write()
552 	return ubi_eba_write_leb(ubi, vol, lnum, buf, offset, len);  in ubi_leb_write()
574 	struct ubi_volume *vol = desc->vol;  in ubi_leb_change()  local
575 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_change()
576 	int vol_id = vol->vol_id;  in ubi_leb_change()
583 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_change()
586 	if (!ubi_leb_valid(vol, lnum) || len < 0 ||  in ubi_leb_change()
587 	    len > vol->usable_leb_size || len & (ubi->min_io_size - 1))  in ubi_leb_change()
590 	if (vol->upd_marker)  in ubi_leb_change()
596 	return ubi_eba_atomic_leb_change(ubi, vol, lnum, buf, len);  in ubi_leb_change()
614 	struct ubi_volume *vol = desc->vol;  in ubi_leb_erase()  local
615 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_erase()
618 	dbg_gen("erase LEB %d:%d", vol->vol_id, lnum);  in ubi_leb_erase()
620 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_erase()
623 	if (!ubi_leb_valid(vol, lnum))  in ubi_leb_erase()
626 	if (vol->upd_marker)  in ubi_leb_erase()
629 	err = ubi_eba_unmap_leb(ubi, vol, lnum);  in ubi_leb_erase()
633 	return ubi_wl_flush(ubi, vol->vol_id, lnum);  in ubi_leb_erase()
675 	struct ubi_volume *vol = desc->vol;  in ubi_leb_unmap()  local
676 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_unmap()
678 	dbg_gen("unmap LEB %d:%d", vol->vol_id, lnum);  in ubi_leb_unmap()
680 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_unmap()
683 	if (!ubi_leb_valid(vol, lnum))  in ubi_leb_unmap()
686 	if (vol->upd_marker)  in ubi_leb_unmap()
689 	return ubi_eba_unmap_leb(ubi, vol, lnum);  in ubi_leb_unmap()
711 	struct ubi_volume *vol = desc->vol;  in ubi_leb_map()  local
712 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_map()
714 	dbg_gen("map LEB %d:%d", vol->vol_id, lnum);  in ubi_leb_map()
716 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_map()
719 	if (!ubi_leb_valid(vol, lnum))  in ubi_leb_map()
722 	if (vol->upd_marker)  in ubi_leb_map()
725 	if (ubi_eba_is_mapped(vol, lnum))  in ubi_leb_map()
728 	return ubi_eba_write_leb(ubi, vol, lnum, NULL, 0, 0);  in ubi_leb_map()
750 	struct ubi_volume *vol = desc->vol;  in ubi_is_mapped()  local
752 	dbg_gen("test LEB %d:%d", vol->vol_id, lnum);  in ubi_is_mapped()
754 	if (!ubi_leb_valid(vol, lnum))  in ubi_is_mapped()
757 	if (vol->upd_marker)  in ubi_is_mapped()
760 	return ubi_eba_is_mapped(vol, lnum);  in ubi_is_mapped()