74 void ubi_do_get_volume_info(struct ubi_device *ubi, struct ubi_volume *vol,  in ubi_do_get_volume_info()  argument
77 	vi->vol_id = vol->vol_id;  in ubi_do_get_volume_info()
79 	vi->size = vol->reserved_pebs;  in ubi_do_get_volume_info()
80 	vi->used_bytes = vol->used_bytes;  in ubi_do_get_volume_info()
81 	vi->vol_type = vol->vol_type;  in ubi_do_get_volume_info()
82 	vi->corrupted = vol->corrupted;  in ubi_do_get_volume_info()
83 	vi->upd_marker = vol->upd_marker;  in ubi_do_get_volume_info()
84 	vi->alignment = vol->alignment;  in ubi_do_get_volume_info()
85 	vi->usable_leb_size = vol->usable_leb_size;  in ubi_do_get_volume_info()
86 	vi->name_len = vol->name_len;  in ubi_do_get_volume_info()
87 	vi->name = vol->name;  in ubi_do_get_volume_info()
88 	vi->cdev = vol->cdev.dev;  in ubi_do_get_volume_info()
99 	ubi_do_get_volume_info(desc->vol->ubi, desc->vol, vi);  in ubi_get_volume_info()
126 	struct ubi_volume *vol;  in ubi_open_volume()  local
160 	vol = ubi->volumes[vol_id];  in ubi_open_volume()
161 	if (!vol)  in ubi_open_volume()
167 		if (vol->exclusive)  in ubi_open_volume()
169 		vol->readers += 1;  in ubi_open_volume()
173 		if (vol->exclusive || vol->writers > 0)  in ubi_open_volume()
175 		vol->writers += 1;  in ubi_open_volume()
179 		if (vol->exclusive || vol->writers || vol->readers ||  in ubi_open_volume()
180 		    vol->metaonly)  in ubi_open_volume()
182 		vol->exclusive = 1;  in ubi_open_volume()
186 		if (vol->metaonly || vol->exclusive)  in ubi_open_volume()
188 		vol->metaonly = 1;  in ubi_open_volume()
191 	get_device(&vol->dev);  in ubi_open_volume()
192 	vol->ref_count += 1;  in ubi_open_volume()
195 	desc->vol = vol;  in ubi_open_volume()
199 	if (!vol->checked) {  in ubi_open_volume()
210 			vol->corrupted = 1;  in ubi_open_volume()
212 		vol->checked = 1;  in ubi_open_volume()
265 		struct ubi_volume *vol = ubi->volumes[i];  in ubi_open_volume_nm()  local
267 		if (vol && len == vol->name_len && !strcmp(name, vol->name)) {  in ubi_open_volume_nm()
333 	struct ubi_volume *vol = desc->vol;  in ubi_close_volume()  local
334 	struct ubi_device *ubi = vol->ubi;  in ubi_close_volume()
337 		ubi->ubi_num, vol->vol_id, desc->mode);  in ubi_close_volume()
342 		vol->readers -= 1;  in ubi_close_volume()
345 		vol->writers -= 1;  in ubi_close_volume()
348 		vol->exclusive = 0;  in ubi_close_volume()
351 		vol->metaonly = 0;  in ubi_close_volume()
354 	vol->ref_count -= 1;  in ubi_close_volume()
358 	put_device(&vol->dev);  in ubi_close_volume()
377 	struct ubi_volume *vol = desc->vol;  in leb_read_sanity_check()  local
378 	struct ubi_device *ubi = vol->ubi;  in leb_read_sanity_check()
379 	int vol_id = vol->vol_id;  in leb_read_sanity_check()
382 	    lnum >= vol->used_ebs || offset < 0 || len < 0 ||  in leb_read_sanity_check()
383 	    offset + len > vol->usable_leb_size)  in leb_read_sanity_check()
386 	if (vol->vol_type == UBI_STATIC_VOLUME) {  in leb_read_sanity_check()
387 		if (vol->used_ebs == 0)  in leb_read_sanity_check()
390 		if (lnum == vol->used_ebs - 1 &&  in leb_read_sanity_check()
391 		    offset + len > vol->last_eb_bytes)  in leb_read_sanity_check()
395 	if (vol->upd_marker)  in leb_read_sanity_check()
431 	struct ubi_volume *vol = desc->vol;  in ubi_leb_read()  local
432 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_read()
433 	int err, vol_id = vol->vol_id;  in ubi_leb_read()
444 	err = ubi_eba_read_leb(ubi, vol, lnum, buf, offset, len, check);  in ubi_leb_read()
445 	if (err && mtd_is_eccerr(err) && vol->vol_type == UBI_STATIC_VOLUME) {  in ubi_leb_read()
447 		vol->corrupted = 1;  in ubi_leb_read()
471 	struct ubi_volume *vol = desc->vol;  in ubi_leb_read_sg()  local
472 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_read_sg()
473 	int err, vol_id = vol->vol_id;  in ubi_leb_read_sg()
484 	err = ubi_eba_read_leb_sg(ubi, vol, sgl, lnum, offset, len, check);  in ubi_leb_read_sg()
485 	if (err && mtd_is_eccerr(err) && vol->vol_type == UBI_STATIC_VOLUME) {  in ubi_leb_read_sg()
487 		vol->corrupted = 1;  in ubi_leb_read_sg()
523 	struct ubi_volume *vol = desc->vol;  in ubi_leb_write()  local
524 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_write()
525 	int vol_id = vol->vol_id;  in ubi_leb_write()
532 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_write()
535 	if (lnum < 0 || lnum >= vol->reserved_pebs || offset < 0 || len < 0 ||  in ubi_leb_write()
536 	    offset + len > vol->usable_leb_size ||  in ubi_leb_write()
540 	if (vol->upd_marker)  in ubi_leb_write()
546 	return ubi_eba_write_leb(ubi, vol, lnum, buf, offset, len);  in ubi_leb_write()
568 	struct ubi_volume *vol = desc->vol;  in ubi_leb_change()  local
569 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_change()
570 	int vol_id = vol->vol_id;  in ubi_leb_change()
577 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_change()
580 	if (lnum < 0 || lnum >= vol->reserved_pebs || len < 0 ||  in ubi_leb_change()
581 	    len > vol->usable_leb_size || len & (ubi->min_io_size - 1))  in ubi_leb_change()
584 	if (vol->upd_marker)  in ubi_leb_change()
590 	return ubi_eba_atomic_leb_change(ubi, vol, lnum, buf, len);  in ubi_leb_change()
608 	struct ubi_volume *vol = desc->vol;  in ubi_leb_erase()  local
609 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_erase()
612 	dbg_gen("erase LEB %d:%d", vol->vol_id, lnum);  in ubi_leb_erase()
614 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_erase()
617 	if (lnum < 0 || lnum >= vol->reserved_pebs)  in ubi_leb_erase()
620 	if (vol->upd_marker)  in ubi_leb_erase()
623 	err = ubi_eba_unmap_leb(ubi, vol, lnum);  in ubi_leb_erase()
627 	return ubi_wl_flush(ubi, vol->vol_id, lnum);  in ubi_leb_erase()
669 	struct ubi_volume *vol = desc->vol;  in ubi_leb_unmap()  local
670 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_unmap()
672 	dbg_gen("unmap LEB %d:%d", vol->vol_id, lnum);  in ubi_leb_unmap()
674 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_unmap()
677 	if (lnum < 0 || lnum >= vol->reserved_pebs)  in ubi_leb_unmap()
680 	if (vol->upd_marker)  in ubi_leb_unmap()
683 	return ubi_eba_unmap_leb(ubi, vol, lnum);  in ubi_leb_unmap()
705 	struct ubi_volume *vol = desc->vol;  in ubi_leb_map()  local
706 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_map()
708 	dbg_gen("unmap LEB %d:%d", vol->vol_id, lnum);  in ubi_leb_map()
710 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_map()
713 	if (lnum < 0 || lnum >= vol->reserved_pebs)  in ubi_leb_map()
716 	if (vol->upd_marker)  in ubi_leb_map()
719 	if (vol->eba_tbl[lnum] >= 0)  in ubi_leb_map()
722 	return ubi_eba_write_leb(ubi, vol, lnum, NULL, 0, 0);  in ubi_leb_map()
744 	struct ubi_volume *vol = desc->vol;  in ubi_is_mapped()  local
746 	dbg_gen("test LEB %d:%d", vol->vol_id, lnum);  in ubi_is_mapped()
748 	if (lnum < 0 || lnum >= vol->reserved_pebs)  in ubi_is_mapped()
751 	if (vol->upd_marker)  in ubi_is_mapped()
754 	return vol->eba_tbl[lnum] >= 0;  in ubi_is_mapped()