1110 static int onenand_mlc_read_ops_nolock(struct mtd_info *mtd, loff_t from,  in onenand_mlc_read_ops_nolock()  argument
1124 	pr_debug("%s: from = 0x%08x, len = %i\n", __func__, (unsigned int)from,  in onenand_mlc_read_ops_nolock()
1132 	oobcolumn = from & (mtd->oobsize - 1);  in onenand_mlc_read_ops_nolock()
1135 	if (from + len > mtd->size) {  in onenand_mlc_read_ops_nolock()
1150 		column = from & (writesize - 1);  in onenand_mlc_read_ops_nolock()
1154 		if (!onenand_check_bufferram(mtd, from)) {  in onenand_mlc_read_ops_nolock()
1155 			this->command(mtd, ONENAND_CMD_READ, from, writesize);  in onenand_mlc_read_ops_nolock()
1159 				ret = onenand_recover_lsb(mtd, from, ret);  in onenand_mlc_read_ops_nolock()
1160 			onenand_update_bufferram(mtd, from, !ret);  in onenand_mlc_read_ops_nolock()
1185 		from += thislen;  in onenand_mlc_read_ops_nolock()
1215 static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from,  in onenand_read_ops_nolock()  argument
1229 	pr_debug("%s: from = 0x%08x, len = %i\n", __func__, (unsigned int)from,  in onenand_read_ops_nolock()
1237 	oobcolumn = from & (mtd->oobsize - 1);  in onenand_read_ops_nolock()
1240 	if ((from + len) > mtd->size) {  in onenand_read_ops_nolock()
1254  		if (!onenand_check_bufferram(mtd, from)) {  in onenand_read_ops_nolock()
1255 			this->command(mtd, ONENAND_CMD_READ, from, writesize);  in onenand_read_ops_nolock()
1257  			onenand_update_bufferram(mtd, from, !ret);  in onenand_read_ops_nolock()
1264 	column = from & (writesize - 1);  in onenand_read_ops_nolock()
1270  		from += thislen;  in onenand_read_ops_nolock()
1272 			this->command(mtd, ONENAND_CMD_READ, from, writesize);  in onenand_read_ops_nolock()
1279  			    unlikely(from == (this->chipsize >> 1))) {  in onenand_read_ops_nolock()
1317  		onenand_update_bufferram(mtd, from, !ret);  in onenand_read_ops_nolock()
1348 static int onenand_read_oob_nolock(struct mtd_info *mtd, loff_t from,  in onenand_read_oob_nolock()  argument
1359 	from += ops->ooboffs;  in onenand_read_oob_nolock()
1361 	pr_debug("%s: from = 0x%08x, len = %i\n", __func__, (unsigned int)from,  in onenand_read_oob_nolock()
1372 	column = from & (mtd->oobsize - 1);  in onenand_read_oob_nolock()
1381 	if (unlikely(from >= mtd->size ||  in onenand_read_oob_nolock()
1383 				     (from >> this->page_shift)) * oobsize)) {  in onenand_read_oob_nolock()
1399 		this->command(mtd, readcmd, from, mtd->oobsize);  in onenand_read_oob_nolock()
1401 		onenand_update_bufferram(mtd, from, 0);  in onenand_read_oob_nolock()
1405 			ret = onenand_recover_lsb(mtd, from, ret);  in onenand_read_oob_nolock()
1428 			from += mtd->writesize;  in onenand_read_oob_nolock()
1454 static int onenand_read(struct mtd_info *mtd, loff_t from, size_t len,  in onenand_read()  argument
1468 		onenand_mlc_read_ops_nolock(mtd, from, &ops) :  in onenand_read()
1469 		onenand_read_ops_nolock(mtd, from, &ops);  in onenand_read()
1484 static int onenand_read_oob(struct mtd_info *mtd, loff_t from,  in onenand_read_oob()  argument
1503 			onenand_mlc_read_ops_nolock(mtd, from, ops) :  in onenand_read_oob()
1504 			onenand_read_ops_nolock(mtd, from, ops);  in onenand_read_oob()
1506 		ret = onenand_read_oob_nolock(mtd, from, ops);  in onenand_read_oob()
1571 int onenand_bbt_read_oob(struct mtd_info *mtd, loff_t from,   in onenand_bbt_read_oob()  argument
1580 	pr_debug("%s: from = 0x%08x, len = %zi\n", __func__, (unsigned int)from,  in onenand_bbt_read_oob()
1587 	if (unlikely((from + len) > mtd->size)) {  in onenand_bbt_read_oob()
1596 	column = from & (mtd->oobsize - 1);  in onenand_bbt_read_oob()
1606 		this->command(mtd, readcmd, from, mtd->oobsize);  in onenand_bbt_read_oob()
1608 		onenand_update_bufferram(mtd, from, 0);  in onenand_bbt_read_oob()
1612 			ret = onenand_recover_lsb(mtd, from, ret);  in onenand_bbt_read_oob()
1627 			from += this->writesize;  in onenand_bbt_read_oob()
3032 static int do_otp_read(struct mtd_info *mtd, loff_t from, size_t len,  in do_otp_read()  argument
3049 		onenand_mlc_read_ops_nolock(mtd, from, &ops) :  in do_otp_read()
3050 		onenand_read_ops_nolock(mtd, from, &ops);  in do_otp_read()
3113 static int do_otp_lock(struct mtd_info *mtd, loff_t from, size_t len,  in do_otp_lock()  argument
3144 		ret = onenand_otp_write_oob_nolock(mtd, from, &ops);  in do_otp_lock()
3163 static int onenand_otp_walk(struct mtd_info *mtd, loff_t from, size_t len,  in onenand_otp_walk()  argument
3181 		from += mtd->writesize * otp_pages;  in onenand_otp_walk()
3187 		if (mtd->writesize * otp_pages < from + len)  in onenand_otp_walk()
3206 			otpinfo->start = from;  in onenand_otp_walk()
3210 			from += mtd->writesize;  in onenand_otp_walk()
3216 			ret = action(mtd, from, len, &tmp_retlen, buf);  in onenand_otp_walk()
3258 static int onenand_read_fact_prot_reg(struct mtd_info *mtd, loff_t from,  in onenand_read_fact_prot_reg()  argument
3261 	return onenand_otp_walk(mtd, from, len, retlen, buf, do_otp_read, MTD_OTP_FACTORY);  in onenand_read_fact_prot_reg()
3290 static int onenand_read_user_prot_reg(struct mtd_info *mtd, loff_t from,  in onenand_read_user_prot_reg()  argument
3293 	return onenand_otp_walk(mtd, from, len, retlen, buf, do_otp_read, MTD_OTP_USER);  in onenand_read_user_prot_reg()
3306 static int onenand_write_user_prot_reg(struct mtd_info *mtd, loff_t from,  in onenand_write_user_prot_reg()  argument
3309 	return onenand_otp_walk(mtd, from, len, retlen, buf, do_otp_write, MTD_OTP_USER);  in onenand_write_user_prot_reg()
3320 static int onenand_lock_user_prot_reg(struct mtd_info *mtd, loff_t from,  in onenand_lock_user_prot_reg()  argument
3338 	from = 0;  in onenand_lock_user_prot_reg()
3360 	ret = onenand_otp_walk(mtd, from, len, &retlen, buf, do_otp_lock, MTD_OTP_USER);  in onenand_lock_user_prot_reg()