mtd/ubi/kapi.c

69  * ubi_do_get_volume_info - get information about UBI volume.
71  * @vol: volume description object
92  * ubi_get_volume_info - get information about UBI volume.
93  * @desc: volume descriptor
104  * ubi_open_volume - open UBI volume.
106  * @vol_id: volume ID
109  * The @mode parameter specifies if the volume should be opened in read-only
111  * nobody else will be able to open this volume. UBI allows to have many volume
114  * If a static volume is being opened for the first time since boot, it will be
118  * This function returns volume descriptor in case of success and a negative
128 	dbg_gen("open device %d, volume %d, mode %d", ubi_num, vol_id, mode);  in ubi_open_volume()
200 		/* This is the first open - check the volume */  in ubi_open_volume()
208 			ubi_warn(ubi, "volume %d on UBI device %d is corrupted",  in ubi_open_volume()
225 	ubi_err(ubi, "cannot open device %d, volume %d, error %d",  in ubi_open_volume()
232  * ubi_open_volume_nm - open UBI volume by name.
234  * @name: volume name
237  * This function is similar to 'ubi_open_volume()', but opens a volume by name.
246 	dbg_gen("open device %d, volume %s, mode %d", ubi_num, name, mode);  in ubi_open_volume_nm()
290  * ubi_open_volume_path - open UBI volume by its character device node path.
291  * @pathname: volume character device node path
294  * This function is similar to 'ubi_open_volume()', but opens a volume the path
303 	dbg_gen("open volume %s, mode %d", pathname, mode);  in ubi_open_volume_path()
328  * ubi_close_volume - close UBI volume.
329  * @desc: volume descriptor
336 	dbg_gen("close device %d, volume %d, mode %d",  in ubi_close_volume()
366  * @desc: volume descriptor
388 			/* Empty static UBI volume */  in leb_read_sanity_check()
403  * @desc: volume descriptor
425  * If the volume is damaged because of an interrupted update this function just
446 		ubi_warn(ubi, "mark volume %d as corrupted", vol_id);  in ubi_leb_read()
457  * @desc: volume descriptor
486 		ubi_warn(ubi, "mark volume %d as corrupted", vol_id);  in ubi_leb_read_sg()
497  * @desc: volume descriptor
517  * If the volume is damaged because of an interrupted update this function just
552  * @desc: volume descriptor
596  * @desc: volume descriptor
603  * If the volume is damaged because of an interrupted update this function just
633  * @desc: volume descriptor
664  * case of failure. If the volume is damaged because of an interrupted update
689  * @desc: volume descriptor
698  * This function returns zero in case of success, %-EBADF if the volume is
728  * @desc: volume descriptor
738  * error code in case of failure. If the volume is damaged because of an
783  * @vol_id: volume id to flush for
786  * This function executes all pending works for a particular volume id / logical
788  * a wildcard for all of the corresponding volume numbers or logical
811  * ubi_register_volume_notifier - register a volume notifier.
816  * This function registers a volume notifier, which means that
817  * 'nb->notifier_call()' will be invoked when an UBI  volume is created,
821  * Using UBI API from the volume notifier is prohibited.
852  * ubi_unregister_volume_notifier - unregister the volume notifier.
855  * This function unregisters volume notifier @nm and returns zero in case of