67 void ubi_do_get_volume_info(struct ubi_device *ubi, struct ubi_volume *vol,  in ubi_do_get_volume_info()  argument
70 	vi->vol_id = vol->vol_id;  in ubi_do_get_volume_info()
72 	vi->size = vol->reserved_pebs;  in ubi_do_get_volume_info()
73 	vi->used_bytes = vol->used_bytes;  in ubi_do_get_volume_info()
74 	vi->vol_type = vol->vol_type;  in ubi_do_get_volume_info()
75 	vi->corrupted = vol->corrupted;  in ubi_do_get_volume_info()
76 	vi->upd_marker = vol->upd_marker;  in ubi_do_get_volume_info()
77 	vi->alignment = vol->alignment;  in ubi_do_get_volume_info()
78 	vi->usable_leb_size = vol->usable_leb_size;  in ubi_do_get_volume_info()
79 	vi->name_len = vol->name_len;  in ubi_do_get_volume_info()
80 	vi->name = vol->name;  in ubi_do_get_volume_info()
81 	vi->cdev = vol->cdev.dev;  in ubi_do_get_volume_info()
82 	vi->dev = &vol->dev;  in ubi_do_get_volume_info()
93 	ubi_do_get_volume_info(desc->vol->ubi, desc->vol, vi);  in ubi_get_volume_info()
120 	struct ubi_volume *vol;  in ubi_open_volume()  local
154 	vol = ubi->volumes[vol_id];  in ubi_open_volume()
155 	if (!vol)  in ubi_open_volume()
161 		if (vol->exclusive)  in ubi_open_volume()
163 		vol->readers += 1;  in ubi_open_volume()
167 		if (vol->exclusive || vol->writers > 0)  in ubi_open_volume()
169 		vol->writers += 1;  in ubi_open_volume()
173 		if (vol->exclusive || vol->writers || vol->readers ||  in ubi_open_volume()
174 		    vol->metaonly)  in ubi_open_volume()
176 		vol->exclusive = 1;  in ubi_open_volume()
180 		if (vol->metaonly || vol->exclusive)  in ubi_open_volume()
182 		vol->metaonly = 1;  in ubi_open_volume()
185 	get_device(&vol->dev);  in ubi_open_volume()
186 	vol->ref_count += 1;  in ubi_open_volume()
189 	desc->vol = vol;  in ubi_open_volume()
193 	if (!vol->checked && !vol->skip_check) {  in ubi_open_volume()
204 			vol->corrupted = 1;  in ubi_open_volume()
206 		vol->checked = 1;  in ubi_open_volume()
259 		struct ubi_volume *vol = ubi->volumes[i];  in ubi_open_volume_nm()  local
261 		if (vol && len == vol->name_len && !strcmp(name, vol->name)) {  in ubi_open_volume_nm()
328 	struct ubi_volume *vol = desc->vol;  in ubi_close_volume()  local
329 	struct ubi_device *ubi = vol->ubi;  in ubi_close_volume()
332 		ubi->ubi_num, vol->vol_id, desc->mode);  in ubi_close_volume()
337 		vol->readers -= 1;  in ubi_close_volume()
340 		vol->writers -= 1;  in ubi_close_volume()
343 		vol->exclusive = 0;  in ubi_close_volume()
346 		vol->metaonly = 0;  in ubi_close_volume()
349 	vol->ref_count -= 1;  in ubi_close_volume()
353 	put_device(&vol->dev);  in ubi_close_volume()
372 	struct ubi_volume *vol = desc->vol;  in leb_read_sanity_check()  local
373 	struct ubi_device *ubi = vol->ubi;  in leb_read_sanity_check()
374 	int vol_id = vol->vol_id;  in leb_read_sanity_check()
377 	    lnum >= vol->used_ebs || offset < 0 || len < 0 ||  in leb_read_sanity_check()
378 	    offset + len > vol->usable_leb_size)  in leb_read_sanity_check()
381 	if (vol->vol_type == UBI_STATIC_VOLUME) {  in leb_read_sanity_check()
382 		if (vol->used_ebs == 0)  in leb_read_sanity_check()
385 		if (lnum == vol->used_ebs - 1 &&  in leb_read_sanity_check()
386 		    offset + len > vol->last_eb_bytes)  in leb_read_sanity_check()
390 	if (vol->upd_marker)  in leb_read_sanity_check()
426 	struct ubi_volume *vol = desc->vol;  in ubi_leb_read()  local
427 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_read()
428 	int err, vol_id = vol->vol_id;  in ubi_leb_read()
439 	err = ubi_eba_read_leb(ubi, vol, lnum, buf, offset, len, check);  in ubi_leb_read()
440 	if (err && mtd_is_eccerr(err) && vol->vol_type == UBI_STATIC_VOLUME) {  in ubi_leb_read()
442 		vol->corrupted = 1;  in ubi_leb_read()
466 	struct ubi_volume *vol = desc->vol;  in ubi_leb_read_sg()  local
467 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_read_sg()
468 	int err, vol_id = vol->vol_id;  in ubi_leb_read_sg()
479 	err = ubi_eba_read_leb_sg(ubi, vol, sgl, lnum, offset, len, check);  in ubi_leb_read_sg()
480 	if (err && mtd_is_eccerr(err) && vol->vol_type == UBI_STATIC_VOLUME) {  in ubi_leb_read_sg()
482 		vol->corrupted = 1;  in ubi_leb_read_sg()
517 	struct ubi_volume *vol = desc->vol;  in ubi_leb_write()  local
518 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_write()
519 	int vol_id = vol->vol_id;  in ubi_leb_write()
526 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_write()
529 	if (!ubi_leb_valid(vol, lnum) || offset < 0 || len < 0 ||  in ubi_leb_write()
530 	    offset + len > vol->usable_leb_size ||  in ubi_leb_write()
534 	if (vol->upd_marker)  in ubi_leb_write()
540 	return ubi_eba_write_leb(ubi, vol, lnum, buf, offset, len);  in ubi_leb_write()
562 	struct ubi_volume *vol = desc->vol;  in ubi_leb_change()  local
563 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_change()
564 	int vol_id = vol->vol_id;  in ubi_leb_change()
571 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_change()
574 	if (!ubi_leb_valid(vol, lnum) || len < 0 ||  in ubi_leb_change()
575 	    len > vol->usable_leb_size || len & (ubi->min_io_size - 1))  in ubi_leb_change()
578 	if (vol->upd_marker)  in ubi_leb_change()
584 	return ubi_eba_atomic_leb_change(ubi, vol, lnum, buf, len);  in ubi_leb_change()
602 	struct ubi_volume *vol = desc->vol;  in ubi_leb_erase()  local
603 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_erase()
606 	dbg_gen("erase LEB %d:%d", vol->vol_id, lnum);  in ubi_leb_erase()
608 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_erase()
611 	if (!ubi_leb_valid(vol, lnum))  in ubi_leb_erase()
614 	if (vol->upd_marker)  in ubi_leb_erase()
617 	err = ubi_eba_unmap_leb(ubi, vol, lnum);  in ubi_leb_erase()
621 	return ubi_wl_flush(ubi, vol->vol_id, lnum);  in ubi_leb_erase()
663 	struct ubi_volume *vol = desc->vol;  in ubi_leb_unmap()  local
664 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_unmap()
666 	dbg_gen("unmap LEB %d:%d", vol->vol_id, lnum);  in ubi_leb_unmap()
668 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_unmap()
671 	if (!ubi_leb_valid(vol, lnum))  in ubi_leb_unmap()
674 	if (vol->upd_marker)  in ubi_leb_unmap()
677 	return ubi_eba_unmap_leb(ubi, vol, lnum);  in ubi_leb_unmap()
699 	struct ubi_volume *vol = desc->vol;  in ubi_leb_map()  local
700 	struct ubi_device *ubi = vol->ubi;  in ubi_leb_map()
702 	dbg_gen("map LEB %d:%d", vol->vol_id, lnum);  in ubi_leb_map()
704 	if (desc->mode == UBI_READONLY || vol->vol_type == UBI_STATIC_VOLUME)  in ubi_leb_map()
707 	if (!ubi_leb_valid(vol, lnum))  in ubi_leb_map()
710 	if (vol->upd_marker)  in ubi_leb_map()
713 	if (ubi_eba_is_mapped(vol, lnum))  in ubi_leb_map()
716 	return ubi_eba_write_leb(ubi, vol, lnum, NULL, 0, 0);  in ubi_leb_map()
738 	struct ubi_volume *vol = desc->vol;  in ubi_is_mapped()  local
740 	dbg_gen("test LEB %d:%d", vol->vol_id, lnum);  in ubi_is_mapped()
742 	if (!ubi_leb_valid(vol, lnum))  in ubi_is_mapped()
745 	if (vol->upd_marker)  in ubi_is_mapped()
748 	return ubi_eba_is_mapped(vol, lnum);  in ubi_is_mapped()