110 	struct mtd_info	*mtd = &this->mtd;  in get_ecc_strength()  local
113 	ecc_strength = ((mtd->oobsize - geo->metadata_size) * 8)  in get_ecc_strength()
142 	struct mtd_info *mtd = &this->mtd;  in set_geometry_by_ecc_info()  local
143 	struct nand_chip *chip = mtd->priv;  in set_geometry_by_ecc_info()
169 	if (geo->ecc_chunk_size < mtd->oobsize) {  in set_geometry_by_ecc_info()
172 			chip->ecc_step_ds, mtd->oobsize);  in set_geometry_by_ecc_info()
179 	geo->ecc_chunk_count = mtd->writesize / geo->ecc_chunk_size;  in set_geometry_by_ecc_info()
229 	geo->page_size = mtd->writesize + geo->metadata_size +  in set_geometry_by_ecc_info()
233 	if (geo->page_size < mtd->writesize + mtd->oobsize) {  in set_geometry_by_ecc_info()
234 		of->offset = geo->page_size - mtd->writesize;  in set_geometry_by_ecc_info()
235 		of->length = mtd->oobsize - of->offset;  in set_geometry_by_ecc_info()
238 	geo->payload_size = mtd->writesize;  in set_geometry_by_ecc_info()
248 	block_mark_bit_offset = mtd->writesize * 8 -  in set_geometry_by_ecc_info()
260 	struct mtd_info *mtd = &this->mtd;  in legacy_set_geometry()  local
277 	while (geo->ecc_chunk_size < mtd->oobsize) {  in legacy_set_geometry()
282 	geo->ecc_chunk_count = mtd->writesize / geo->ecc_chunk_size;  in legacy_set_geometry()
294 	geo->page_size = mtd->writesize + mtd->oobsize;  in legacy_set_geometry()
295 	geo->payload_size = mtd->writesize;  in legacy_set_geometry()
358 	block_mark_bit_offset = mtd->writesize * 8 -  in legacy_set_geometry()
807 	struct mtd_info *mtd = &this->mtd;  in gpmi_alloc_dma_buffer()  local
822 	this->data_buffer_dma = kzalloc(mtd->writesize ?: PAGE_SIZE,  in gpmi_alloc_dma_buffer()
841 	this->raw_buffer = kzalloc(mtd->writesize + mtd->oobsize, GFP_KERNEL);  in gpmi_alloc_dma_buffer()
857 static void gpmi_cmd_ctrl(struct mtd_info *mtd, int data, unsigned int ctrl)  in gpmi_cmd_ctrl()  argument
859 	struct nand_chip *chip = mtd->priv;  in gpmi_cmd_ctrl()
891 static int gpmi_dev_ready(struct mtd_info *mtd)  in gpmi_dev_ready()  argument
893 	struct nand_chip *chip = mtd->priv;  in gpmi_dev_ready()
899 static void gpmi_select_chip(struct mtd_info *mtd, int chipnr)  in gpmi_select_chip()  argument
901 	struct nand_chip *chip = mtd->priv;  in gpmi_select_chip()
912 static void gpmi_read_buf(struct mtd_info *mtd, uint8_t *buf, int len)  in gpmi_read_buf()  argument
914 	struct nand_chip *chip = mtd->priv;  in gpmi_read_buf()
924 static void gpmi_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len)  in gpmi_write_buf()  argument
926 	struct nand_chip *chip = mtd->priv;  in gpmi_write_buf()
936 static uint8_t gpmi_read_byte(struct mtd_info *mtd)  in gpmi_read_byte()  argument
938 	struct nand_chip *chip = mtd->priv;  in gpmi_read_byte()
942 	gpmi_read_buf(mtd, buf, 1);  in gpmi_read_byte()
994 static int gpmi_ecc_read_page(struct mtd_info *mtd, struct nand_chip *chip,  in gpmi_ecc_read_page()  argument
1043 			mtd->ecc_stats.failed++;  in gpmi_ecc_read_page()
1046 		mtd->ecc_stats.corrected += *status;  in gpmi_ecc_read_page()
1061 		memset(chip->oob_poi, ~0, mtd->oobsize);  in gpmi_ecc_read_page()
1074 static int gpmi_ecc_read_subpage(struct mtd_info *mtd, struct nand_chip *chip,  in gpmi_ecc_read_subpage()  argument
1110 			return gpmi_ecc_read_page(mtd, chip, buf, 0, page);  in gpmi_ecc_read_subpage()
1117 		chip->cmdfunc(mtd, NAND_CMD_RNDOUT, col, -1);  in gpmi_ecc_read_subpage()
1151 	max_bitflips = gpmi_ecc_read_page(mtd, chip, buf, 0, page);  in gpmi_ecc_read_subpage()
1162 static int gpmi_ecc_write_page(struct mtd_info *mtd, struct nand_chip *chip,  in gpmi_ecc_write_page()  argument
1180 		memcpy(this->payload_virt, buf, mtd->writesize);  in gpmi_ecc_write_page()
1198 				buf, mtd->writesize,  in gpmi_ecc_write_page()
1208 				chip->oob_poi, mtd->oobsize,  in gpmi_ecc_write_page()
1224 		send_page_end(this, chip->oob_poi, mtd->oobsize,  in gpmi_ecc_write_page()
1229 		send_page_end(this, buf, mtd->writesize,  in gpmi_ecc_write_page()
1298 static int gpmi_ecc_read_oob(struct mtd_info *mtd, struct nand_chip *chip,  in gpmi_ecc_read_oob()  argument
1305 	memset(chip->oob_poi, ~0, mtd->oobsize);  in gpmi_ecc_read_oob()
1308 	chip->cmdfunc(mtd, NAND_CMD_READ0, mtd->writesize, page);  in gpmi_ecc_read_oob()
1309 	chip->read_buf(mtd, chip->oob_poi, mtd->oobsize);  in gpmi_ecc_read_oob()
1318 		chip->cmdfunc(mtd, NAND_CMD_READ0, 0, page);  in gpmi_ecc_read_oob()
1319 		chip->oob_poi[0] = chip->read_byte(mtd);  in gpmi_ecc_read_oob()
1326 gpmi_ecc_write_oob(struct mtd_info *mtd, struct nand_chip *chip, int page)  in gpmi_ecc_write_oob()  argument
1328 	struct nand_oobfree *of = mtd->ecclayout->oobfree;  in gpmi_ecc_write_oob()
1338 	chip->cmdfunc(mtd, NAND_CMD_SEQIN, mtd->writesize + of->offset, page);  in gpmi_ecc_write_oob()
1339 	chip->write_buf(mtd, chip->oob_poi + of->offset, of->length);  in gpmi_ecc_write_oob()
1340 	chip->cmdfunc(mtd, NAND_CMD_PAGEPROG, -1, -1);  in gpmi_ecc_write_oob()
1342 	status = chip->waitfunc(mtd, chip);  in gpmi_ecc_write_oob()
1358 static int gpmi_ecc_read_page_raw(struct mtd_info *mtd,  in gpmi_ecc_read_page_raw()  argument
1373 	chip->read_buf(mtd, tmp_buf,  in gpmi_ecc_read_page_raw()
1374 		       mtd->writesize + mtd->oobsize);  in gpmi_ecc_read_page_raw()
1386 		tmp_buf[0] = tmp_buf[mtd->writesize];  in gpmi_ecc_read_page_raw()
1387 		tmp_buf[mtd->writesize] = swap;  in gpmi_ecc_read_page_raw()
1425 		if (oob_byte_off < mtd->oobsize)  in gpmi_ecc_read_page_raw()
1427 			       tmp_buf + mtd->writesize + oob_byte_off,  in gpmi_ecc_read_page_raw()
1428 			       mtd->oobsize - oob_byte_off);  in gpmi_ecc_read_page_raw()
1446 static int gpmi_ecc_write_page_raw(struct mtd_info *mtd,  in gpmi_ecc_write_page_raw()  argument
1468 		memset(tmp_buf, 0xff, mtd->writesize + mtd->oobsize);  in gpmi_ecc_write_page_raw()
1500 	if (oob_required && oob_byte_off < mtd->oobsize)  in gpmi_ecc_write_page_raw()
1501 		memcpy(tmp_buf + mtd->writesize + oob_byte_off,  in gpmi_ecc_write_page_raw()
1502 		       oob + oob_byte_off, mtd->oobsize - oob_byte_off);  in gpmi_ecc_write_page_raw()
1514 		tmp_buf[0] = tmp_buf[mtd->writesize];  in gpmi_ecc_write_page_raw()
1515 		tmp_buf[mtd->writesize] = swap;  in gpmi_ecc_write_page_raw()
1518 	chip->write_buf(mtd, tmp_buf, mtd->writesize + mtd->oobsize);  in gpmi_ecc_write_page_raw()
1523 static int gpmi_ecc_read_oob_raw(struct mtd_info *mtd, struct nand_chip *chip,  in gpmi_ecc_read_oob_raw()  argument
1526 	chip->cmdfunc(mtd, NAND_CMD_READ0, 0, page);  in gpmi_ecc_read_oob_raw()
1528 	return gpmi_ecc_read_page_raw(mtd, chip, NULL, 1, page);  in gpmi_ecc_read_oob_raw()
1531 static int gpmi_ecc_write_oob_raw(struct mtd_info *mtd, struct nand_chip *chip,  in gpmi_ecc_write_oob_raw()  argument
1534 	chip->cmdfunc(mtd, NAND_CMD_SEQIN, 0, page);  in gpmi_ecc_write_oob_raw()
1536 	return gpmi_ecc_write_page_raw(mtd, chip, NULL, 1);  in gpmi_ecc_write_oob_raw()
1539 static int gpmi_block_markbad(struct mtd_info *mtd, loff_t ofs)  in gpmi_block_markbad()  argument
1541 	struct nand_chip *chip = mtd->priv;  in gpmi_block_markbad()
1548 	chip->select_chip(mtd, chipnr);  in gpmi_block_markbad()
1550 	column = !GPMI_IS_MX23(this) ? mtd->writesize : 0;  in gpmi_block_markbad()
1559 	chip->cmdfunc(mtd, NAND_CMD_SEQIN, column, page);  in gpmi_block_markbad()
1560 	chip->write_buf(mtd, block_mark, 1);  in gpmi_block_markbad()
1561 	chip->cmdfunc(mtd, NAND_CMD_PAGEPROG, -1, -1);  in gpmi_block_markbad()
1563 	status = chip->waitfunc(mtd, chip);  in gpmi_block_markbad()
1567 	chip->select_chip(mtd, -1);  in gpmi_block_markbad()
1603 	struct mtd_info *mtd = &this->mtd;  in mx23_check_transcription_stamp()  local
1616 	chip->select_chip(mtd, 0);  in mx23_check_transcription_stamp()
1633 		chip->cmdfunc(mtd, NAND_CMD_READ0, 12, page);  in mx23_check_transcription_stamp()
1634 		chip->read_buf(mtd, buffer, strlen(fingerprint));  in mx23_check_transcription_stamp()
1644 	chip->select_chip(mtd, saved_chip_number);  in mx23_check_transcription_stamp()
1658 	struct mtd_info *mtd = &this->mtd;  in mx23_write_transcription_stamp()  local
1672 	block_size_in_pages = mtd->erasesize / mtd->writesize;  in mx23_write_transcription_stamp()
1687 	chip->select_chip(mtd, 0);  in mx23_write_transcription_stamp()
1698 		chip->cmdfunc(mtd, NAND_CMD_ERASE1, -1, page);  in mx23_write_transcription_stamp()
1699 		chip->cmdfunc(mtd, NAND_CMD_ERASE2, -1, -1);  in mx23_write_transcription_stamp()
1702 		status = chip->waitfunc(mtd, chip);  in mx23_write_transcription_stamp()
1708 	memset(buffer, ~0, mtd->writesize);  in mx23_write_transcription_stamp()
1719 		chip->cmdfunc(mtd, NAND_CMD_SEQIN, 0x00, page);  in mx23_write_transcription_stamp()
1720 		chip->ecc.write_page_raw(mtd, chip, buffer, 0);  in mx23_write_transcription_stamp()
1721 		chip->cmdfunc(mtd, NAND_CMD_PAGEPROG, -1, -1);  in mx23_write_transcription_stamp()
1724 		status = chip->waitfunc(mtd, chip);  in mx23_write_transcription_stamp()
1730 	chip->select_chip(mtd, saved_chip_number);  in mx23_write_transcription_stamp()
1738 	struct mtd_info *mtd = &this->mtd;  in mx23_boot_init()  local
1779 		chip->select_chip(mtd, chipnr);  in mx23_boot_init()
1780 		chip->cmdfunc(mtd, NAND_CMD_READ0, mtd->writesize, page);  in mx23_boot_init()
1781 		block_mark = chip->read_byte(mtd);  in mx23_boot_init()
1782 		chip->select_chip(mtd, -1);  in mx23_boot_init()
1791 			ret = chip->block_markbad(mtd, byte);  in mx23_boot_init()
1834 	nand_release(&this->mtd);  in gpmi_nand_exit()
1840 	struct mtd_info *mtd = &this->mtd;  in gpmi_init_last()  local
1841 	struct nand_chip *chip = mtd->priv;  in gpmi_init_last()
1889 	struct mtd_info  *mtd = &this->mtd;  in gpmi_nand_init()  local
1898 	mtd->priv		= chip;  in gpmi_nand_init()
1899 	mtd->name		= "gpmi-nand";  in gpmi_nand_init()
1900 	mtd->owner		= THIS_MODULE;  in gpmi_nand_init()
1937 	ret = nand_scan_ident(mtd, GPMI_IS_MX6(this) ? 2 : 1, NULL);  in gpmi_nand_init()
1946 	ret = nand_scan_tail(mtd);  in gpmi_nand_init()
1953 	ret = chip->scan_bbt(mtd);  in gpmi_nand_init()
1958 	ret = mtd_device_parse_register(mtd, NULL, &ppdata, NULL, 0);  in gpmi_nand_init()