529 	struct nand_page_io_req *orig, *tweak;  in nand_ecc_tweak_req()  local
535 	orig = &ctx->orig_req;  in nand_ecc_tweak_req()
539 	if (orig->datalen < nanddev_page_size(nand)) {  in nand_ecc_tweak_req()
547 	if (orig->ooblen < nanddev_per_page_oobsize(nand)) {  in nand_ecc_tweak_req()
556 	if (orig->type == NAND_PAGE_WRITE) {  in nand_ecc_tweak_req()
558 			memcpy((void *)tweak->databuf.out + orig->dataoffs,  in nand_ecc_tweak_req()
559 			       orig->databuf.out, orig->datalen);  in nand_ecc_tweak_req()
562 			memcpy((void *)tweak->oobbuf.out + orig->ooboffs,  in nand_ecc_tweak_req()
563 			       orig->oobbuf.out, orig->ooblen);  in nand_ecc_tweak_req()
571 	struct nand_page_io_req *orig, *tweak;  in nand_ecc_restore_req()  local
573 	orig = &ctx->orig_req;  in nand_ecc_restore_req()
577 	if (orig->type == NAND_PAGE_READ) {  in nand_ecc_restore_req()
579 			memcpy(orig->databuf.in,  in nand_ecc_restore_req()
580 			       tweak->databuf.in + orig->dataoffs,  in nand_ecc_restore_req()
581 			       orig->datalen);  in nand_ecc_restore_req()
584 			memcpy(orig->oobbuf.in,  in nand_ecc_restore_req()
585 			       tweak->oobbuf.in + orig->ooboffs,  in nand_ecc_restore_req()
586 			       orig->ooblen);  in nand_ecc_restore_req()
590 	*req = *orig;  in nand_ecc_restore_req()