1230 	int busw = (chip->options & NAND_BUSWIDTH_16) ? 2 : 1;  in nand_read_subpage()  local
1274 		aligned_pos = eccpos[index] & ~(busw - 1);  in nand_read_subpage()
1276 		if (eccpos[index] & (busw - 1))  in nand_read_subpage()
1278 		if (eccpos[index + (num_steps * chip->ecc.bytes)] & (busw - 1))  in nand_read_subpage()
2975 static void nand_set_defaults(struct nand_chip *chip, int busw)  in nand_set_defaults()  argument
3000 		chip->read_byte = busw ? nand_read_byte16 : nand_read_byte;  in nand_set_defaults()
3008 		chip->write_buf = busw ? nand_write_buf16 : nand_write_buf;  in nand_set_defaults()
3010 		chip->write_byte = busw ? nand_write_byte16 : nand_write_byte;  in nand_set_defaults()
3012 		chip->read_buf = busw ? nand_read_buf16 : nand_read_buf;  in nand_set_defaults()
3153 					int *busw)  in nand_flash_detect_onfi()  argument
3221 		*busw = NAND_BUSWIDTH_16;  in nand_flash_detect_onfi()
3223 		*busw = 0;  in nand_flash_detect_onfi()
3257 					int *busw)  in nand_flash_detect_jedec()  argument
3317 		*busw = NAND_BUSWIDTH_16;  in nand_flash_detect_jedec()
3319 		*busw = 0;  in nand_flash_detect_jedec()
3409 				u8 id_data[8], int *busw)  in nand_decode_ext_id()  argument
3462 		*busw = 0;  in nand_decode_ext_id()
3503 		*busw = 0;  in nand_decode_ext_id()
3516 		*busw = (extid & 0x01) ? NAND_BUSWIDTH_16 : 0;  in nand_decode_ext_id()
3543 				int *busw)  in nand_decode_id()  argument
3550 	*busw = type->options & NAND_BUSWIDTH_16;  in nand_decode_id()
3612 		   struct nand_flash_dev *type, u8 *id_data, int *busw)  in find_full_id_nand()  argument
3627 		*busw = type->options & NAND_BUSWIDTH_16;  in find_full_id_nand()
3645 	int busw;  in nand_get_flash_type()  local
3689 			if (find_full_id_nand(mtd, chip, type, id_data, &busw))  in nand_get_flash_type()
3699 		if (nand_flash_detect_onfi(mtd, chip, &busw))  in nand_get_flash_type()
3703 		if (nand_flash_detect_jedec(mtd, chip, &busw))  in nand_get_flash_type()
3717 		busw = chip->init_size(mtd, chip, id_data);  in nand_get_flash_type()
3720 		nand_decode_ext_id(mtd, chip, id_data, &busw);  in nand_get_flash_type()
3722 		nand_decode_id(mtd, chip, type, id_data, &busw);  in nand_get_flash_type()
3743 		chip->options |= busw;  in nand_get_flash_type()
3744 		nand_set_defaults(chip, busw);  in nand_get_flash_type()
3745 	} else if (busw != (chip->options & NAND_BUSWIDTH_16)) {  in nand_get_flash_type()
3755 			   busw ? 16 : 8);  in nand_get_flash_type()