65 	struct mtd_concat *concat = CONCAT(mtd);  in concat_read()  local
73 	for (i = 0; i < concat->num_subdev; i++) {  in concat_read()
74 		struct mtd_info *subdev = concat->subdev[i];  in concat_read()
121 	struct mtd_concat *concat = CONCAT(mtd);  in concat_write()  local
129 	for (i = 0; i < concat->num_subdev; i++) {  in concat_write()
130 		struct mtd_info *subdev = concat->subdev[i];  in concat_write()
164 	struct mtd_concat *concat = CONCAT(mtd);  in concat_writev()  local
188 	for (i = 0; i < concat->num_subdev; i++) {  in concat_writev()
189 		struct mtd_info *subdev = concat->subdev[i];  in concat_writev()
239 	struct mtd_concat *concat = CONCAT(mtd);  in concat_read_oob()  local
245 	for (i = 0; i < concat->num_subdev; i++) {  in concat_read_oob()
246 		struct mtd_info *subdev = concat->subdev[i];  in concat_read_oob()
296 	struct mtd_concat *concat = CONCAT(mtd);  in concat_write_oob()  local
305 	for (i = 0; i < concat->num_subdev; i++) {  in concat_write_oob()
306 		struct mtd_info *subdev = concat->subdev[i];  in concat_write_oob()
383 	struct mtd_concat *concat = CONCAT(mtd);  in concat_erase()  local
395 	if (!concat->mtd.numeraseregions) {  in concat_erase()
397 		if (instr->addr & (concat->mtd.erasesize - 1))  in concat_erase()
399 		if (instr->len & (concat->mtd.erasesize - 1))  in concat_erase()
404 		    concat->mtd.eraseregions;  in concat_erase()
409 		for (i = 0; i < concat->mtd.numeraseregions &&  in concat_erase()
424 		for (; i < concat->mtd.numeraseregions &&  in concat_erase()
449 	for (i = 0; i < concat->num_subdev; i++) {  in concat_erase()
450 		subdev = concat->subdev[i];  in concat_erase()
460 	BUG_ON(i >= concat->num_subdev);  in concat_erase()
466 		subdev = concat->subdev[i];	/* get current subdevice */  in concat_erase()
506 	struct mtd_concat *concat = CONCAT(mtd);  in concat_lock()  local
509 	for (i = 0; i < concat->num_subdev; i++) {  in concat_lock()
510 		struct mtd_info *subdev = concat->subdev[i];  in concat_lock()
540 	struct mtd_concat *concat = CONCAT(mtd);  in concat_unlock()  local
543 	for (i = 0; i < concat->num_subdev; i++) {  in concat_unlock()
544 		struct mtd_info *subdev = concat->subdev[i];  in concat_unlock()
574 	struct mtd_concat *concat = CONCAT(mtd);  in concat_sync()  local
577 	for (i = 0; i < concat->num_subdev; i++) {  in concat_sync()
578 		struct mtd_info *subdev = concat->subdev[i];  in concat_sync()
586 	struct mtd_concat *concat = CONCAT(mtd);  in concat_suspend()  local
589 	for (i = 0; i < concat->num_subdev; i++) {  in concat_suspend()
590 		struct mtd_info *subdev = concat->subdev[i];  in concat_suspend()
599 	struct mtd_concat *concat = CONCAT(mtd);  in concat_resume()  local
602 	for (i = 0; i < concat->num_subdev; i++) {  in concat_resume()
603 		struct mtd_info *subdev = concat->subdev[i];  in concat_resume()
611 	struct mtd_concat *concat = CONCAT(mtd);  in concat_block_isbad()  local
614 	if (!mtd_can_have_bb(concat->subdev[0]))  in concat_block_isbad()
617 	for (i = 0; i < concat->num_subdev; i++) {  in concat_block_isbad()
618 		struct mtd_info *subdev = concat->subdev[i];  in concat_block_isbad()
634 	struct mtd_concat *concat = CONCAT(mtd);  in concat_block_markbad()  local
637 	for (i = 0; i < concat->num_subdev; i++) {  in concat_block_markbad()
638 		struct mtd_info *subdev = concat->subdev[i];  in concat_block_markbad()
663 	struct mtd_concat *concat = CONCAT(mtd);  in concat_get_unmapped_area()  local
666 	for (i = 0; i < concat->num_subdev; i++) {  in concat_get_unmapped_area()
667 		struct mtd_info *subdev = concat->subdev[i];  in concat_get_unmapped_area()
696 	struct mtd_concat *concat;  in mtd_concat_create()  local
708 	concat = kzalloc(size, GFP_KERNEL);  in mtd_concat_create()
709 	if (!concat) {  in mtd_concat_create()
715 	concat->subdev = (struct mtd_info **) (concat + 1);  in mtd_concat_create()
721 	concat->mtd.type = subdev[0]->type;  in mtd_concat_create()
722 	concat->mtd.flags = subdev[0]->flags;  in mtd_concat_create()
723 	concat->mtd.size = subdev[0]->size;  in mtd_concat_create()
724 	concat->mtd.erasesize = subdev[0]->erasesize;  in mtd_concat_create()
725 	concat->mtd.writesize = subdev[0]->writesize;  in mtd_concat_create()
730 	concat->mtd.writebufsize = max_writebufsize;  in mtd_concat_create()
732 	concat->mtd.subpage_sft = subdev[0]->subpage_sft;  in mtd_concat_create()
733 	concat->mtd.oobsize = subdev[0]->oobsize;  in mtd_concat_create()
734 	concat->mtd.oobavail = subdev[0]->oobavail;  in mtd_concat_create()
737 		concat->mtd._writev = concat_writev;  in mtd_concat_create()
740 		concat->mtd._read_oob = concat_read_oob;  in mtd_concat_create()
742 		concat->mtd._write_oob = concat_write_oob;  in mtd_concat_create()
744 		concat->mtd._block_isbad = concat_block_isbad;  in mtd_concat_create()
746 		concat->mtd._block_markbad = concat_block_markbad;  in mtd_concat_create()
748 	concat->mtd.ecc_stats.badblocks = subdev[0]->ecc_stats.badblocks;  in mtd_concat_create()
751 	concat->mtd.backing_dev_info = subdev[0]->backing_dev_info;  in mtd_concat_create()
754 	concat->subdev[0] = subdev[0];  in mtd_concat_create()
757 		if (concat->mtd.type != subdev[i]->type) {  in mtd_concat_create()
758 			kfree(concat);  in mtd_concat_create()
763 		if (concat->mtd.flags != subdev[i]->flags) {  in mtd_concat_create()
768 			if ((concat->mtd.flags ^ subdev[i]->  in mtd_concat_create()
770 				kfree(concat);  in mtd_concat_create()
777 				concat->mtd.flags |=  in mtd_concat_create()
785 		if (concat->mtd.backing_dev_info !=  in mtd_concat_create()
787 			concat->mtd.backing_dev_info =  in mtd_concat_create()
791 		concat->mtd.size += subdev[i]->size;  in mtd_concat_create()
792 		concat->mtd.ecc_stats.badblocks +=  in mtd_concat_create()
794 		if (concat->mtd.writesize   !=  subdev[i]->writesize ||  in mtd_concat_create()
795 		    concat->mtd.subpage_sft != subdev[i]->subpage_sft ||  in mtd_concat_create()
796 		    concat->mtd.oobsize    !=  subdev[i]->oobsize ||  in mtd_concat_create()
797 		    !concat->mtd._read_oob  != !subdev[i]->_read_oob ||  in mtd_concat_create()
798 		    !concat->mtd._write_oob != !subdev[i]->_write_oob) {  in mtd_concat_create()
799 			kfree(concat);  in mtd_concat_create()
804 		concat->subdev[i] = subdev[i];  in mtd_concat_create()
808 	concat->mtd.ecclayout = subdev[0]->ecclayout;  in mtd_concat_create()
810 	concat->num_subdev = num_devs;  in mtd_concat_create()
811 	concat->mtd.name = name;  in mtd_concat_create()
813 	concat->mtd._erase = concat_erase;  in mtd_concat_create()
814 	concat->mtd._read = concat_read;  in mtd_concat_create()
815 	concat->mtd._write = concat_write;  in mtd_concat_create()
816 	concat->mtd._sync = concat_sync;  in mtd_concat_create()
817 	concat->mtd._lock = concat_lock;  in mtd_concat_create()
818 	concat->mtd._unlock = concat_unlock;  in mtd_concat_create()
820 	concat->mtd._suspend = concat_suspend;  in mtd_concat_create()
821 	concat->mtd._resume = concat_resume;  in mtd_concat_create()
823 	concat->mtd._get_unmapped_area = concat_get_unmapped_area;  in mtd_concat_create()
867 		concat->mtd.erasesize = curr_erasesize;  in mtd_concat_create()
868 		concat->mtd.numeraseregions = 0;  in mtd_concat_create()
879 		concat->mtd.erasesize = max_erasesize;  in mtd_concat_create()
880 		concat->mtd.numeraseregions = num_erase_region;  in mtd_concat_create()
881 		concat->mtd.eraseregions = erase_region_p =  in mtd_concat_create()
885 			kfree(concat);  in mtd_concat_create()
952 	return &concat->mtd;  in mtd_concat_create()
961 	struct mtd_concat *concat = CONCAT(mtd);  in mtd_concat_destroy()  local
962 	if (concat->mtd.numeraseregions)  in mtd_concat_destroy()
963 		kfree(concat->mtd.eraseregions);  in mtd_concat_destroy()
964 	kfree(concat);  in mtd_concat_destroy()