155 	struct mtd_info			mtd;  member
248 static void omap_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl)  in omap_hwcontrol()  argument
250 	struct omap_nand_info *info = container_of(mtd,  in omap_hwcontrol()
251 					struct omap_nand_info, mtd);  in omap_hwcontrol()
271 static void omap_read_buf8(struct mtd_info *mtd, u_char *buf, int len)  in omap_read_buf8()  argument
273 	struct nand_chip *nand = mtd->priv;  in omap_read_buf8()
284 static void omap_write_buf8(struct mtd_info *mtd, const u_char *buf, int len)  in omap_write_buf8()  argument
286 	struct omap_nand_info *info = container_of(mtd,  in omap_write_buf8()
287 						struct omap_nand_info, mtd);  in omap_write_buf8()
307 static void omap_read_buf16(struct mtd_info *mtd, u_char *buf, int len)  in omap_read_buf16()  argument
309 	struct nand_chip *nand = mtd->priv;  in omap_read_buf16()
320 static void omap_write_buf16(struct mtd_info *mtd, const u_char * buf, int len)  in omap_write_buf16()  argument
322 	struct omap_nand_info *info = container_of(mtd,  in omap_write_buf16()
323 						struct omap_nand_info, mtd);  in omap_write_buf16()
345 static void omap_read_buf_pref(struct mtd_info *mtd, u_char *buf, int len)  in omap_read_buf_pref()  argument
347 	struct omap_nand_info *info = container_of(mtd,  in omap_read_buf_pref()
348 						struct omap_nand_info, mtd);  in omap_read_buf_pref()
356 			omap_read_buf16(mtd, buf, len % 4);  in omap_read_buf_pref()
358 			omap_read_buf8(mtd, buf, len % 4);  in omap_read_buf_pref()
369 			omap_read_buf16(mtd, (u_char *)p, len);  in omap_read_buf_pref()
371 			omap_read_buf8(mtd, (u_char *)p, len);  in omap_read_buf_pref()
392 static void omap_write_buf_pref(struct mtd_info *mtd,  in omap_write_buf_pref()  argument
395 	struct omap_nand_info *info = container_of(mtd,  in omap_write_buf_pref()
396 						struct omap_nand_info, mtd);  in omap_write_buf_pref()
416 			omap_write_buf16(mtd, (u_char *)p, len);  in omap_write_buf_pref()
418 			omap_write_buf8(mtd, (u_char *)p, len);  in omap_write_buf_pref()
458 static inline int omap_nand_dma_transfer(struct mtd_info *mtd, void *addr,  in omap_nand_dma_transfer()  argument
461 	struct omap_nand_info *info = container_of(mtd,  in omap_nand_dma_transfer()
462 					struct omap_nand_info, mtd);  in omap_nand_dma_transfer()
533 		is_write == 0 ? omap_read_buf16(mtd, (u_char *) addr, len)  in omap_nand_dma_transfer()
534 			: omap_write_buf16(mtd, (u_char *) addr, len);  in omap_nand_dma_transfer()
536 		is_write == 0 ? omap_read_buf8(mtd, (u_char *) addr, len)  in omap_nand_dma_transfer()
537 			: omap_write_buf8(mtd, (u_char *) addr, len);  in omap_nand_dma_transfer()
547 static void omap_read_buf_dma_pref(struct mtd_info *mtd, u_char *buf, int len)  in omap_read_buf_dma_pref()  argument
549 	if (len <= mtd->oobsize)  in omap_read_buf_dma_pref()
550 		omap_read_buf_pref(mtd, buf, len);  in omap_read_buf_dma_pref()
553 		omap_nand_dma_transfer(mtd, buf, len, 0x0);  in omap_read_buf_dma_pref()
562 static void omap_write_buf_dma_pref(struct mtd_info *mtd,  in omap_write_buf_dma_pref()  argument
565 	if (len <= mtd->oobsize)  in omap_write_buf_dma_pref()
566 		omap_write_buf_pref(mtd, buf, len);  in omap_write_buf_dma_pref()
569 		omap_nand_dma_transfer(mtd, (u_char *) buf, len, 0x1);  in omap_write_buf_dma_pref()
624 static void omap_read_buf_irq_pref(struct mtd_info *mtd, u_char *buf, int len)  in omap_read_buf_irq_pref()  argument
626 	struct omap_nand_info *info = container_of(mtd,  in omap_read_buf_irq_pref()
627 						struct omap_nand_info, mtd);  in omap_read_buf_irq_pref()
630 	if (len <= mtd->oobsize) {  in omap_read_buf_irq_pref()
631 		omap_read_buf_pref(mtd, buf, len);  in omap_read_buf_irq_pref()
660 		omap_read_buf16(mtd, buf, len);  in omap_read_buf_irq_pref()
662 		omap_read_buf8(mtd, buf, len);  in omap_read_buf_irq_pref()
671 static void omap_write_buf_irq_pref(struct mtd_info *mtd,  in omap_write_buf_irq_pref()  argument
674 	struct omap_nand_info *info = container_of(mtd,  in omap_write_buf_irq_pref()
675 						struct omap_nand_info, mtd);  in omap_write_buf_irq_pref()
680 	if (len <= mtd->oobsize) {  in omap_write_buf_irq_pref()
681 		omap_write_buf_pref(mtd, buf, len);  in omap_write_buf_irq_pref()
719 		omap_write_buf16(mtd, buf, len);  in omap_write_buf_irq_pref()
721 		omap_write_buf8(mtd, buf, len);  in omap_write_buf_irq_pref()
886 static int omap_correct_data(struct mtd_info *mtd, u_char *dat,  in omap_correct_data()  argument
889 	struct omap_nand_info *info = container_of(mtd, struct omap_nand_info,  in omap_correct_data()
890 							mtd);  in omap_correct_data()
928 static int omap_calculate_ecc(struct mtd_info *mtd, const u_char *dat,  in omap_calculate_ecc()  argument
931 	struct omap_nand_info *info = container_of(mtd, struct omap_nand_info,  in omap_calculate_ecc()
932 							mtd);  in omap_calculate_ecc()
954 static void omap_enable_hwecc(struct mtd_info *mtd, int mode)  in omap_enable_hwecc()  argument
956 	struct omap_nand_info *info = container_of(mtd, struct omap_nand_info,  in omap_enable_hwecc()
957 							mtd);  in omap_enable_hwecc()
958 	struct nand_chip *chip = mtd->priv;  in omap_enable_hwecc()
1002 static int omap_wait(struct mtd_info *mtd, struct nand_chip *chip)  in omap_wait()  argument
1004 	struct nand_chip *this = mtd->priv;  in omap_wait()
1005 	struct omap_nand_info *info = container_of(mtd, struct omap_nand_info,  in omap_wait()
1006 							mtd);  in omap_wait()
1031 static int omap_dev_ready(struct mtd_info *mtd)  in omap_dev_ready()  argument
1034 	struct omap_nand_info *info = container_of(mtd, struct omap_nand_info,  in omap_dev_ready()
1035 							mtd);  in omap_dev_ready()
1057 static void __maybe_unused omap_enable_hwecc_bch(struct mtd_info *mtd, int mode)  in omap_enable_hwecc_bch()  argument
1061 	struct omap_nand_info *info = container_of(mtd, struct omap_nand_info,  in omap_enable_hwecc_bch()
1062 						   mtd);  in omap_enable_hwecc_bch()
1064 	struct nand_chip *chip = mtd->priv;  in omap_enable_hwecc_bch()
1162 static int __maybe_unused omap_calculate_ecc_bch(struct mtd_info *mtd,  in omap_calculate_ecc_bch()  argument
1165 	struct omap_nand_info *info = container_of(mtd, struct omap_nand_info,  in omap_calculate_ecc_bch()
1166 						   mtd);  in omap_calculate_ecc_bch()
1334 static int omap_elm_correct_data(struct mtd_info *mtd, u_char *data,  in omap_elm_correct_data()  argument
1337 	struct omap_nand_info *info = container_of(mtd, struct omap_nand_info,  in omap_elm_correct_data()
1338 			mtd);  in omap_elm_correct_data()
1507 static int omap_write_page_bch(struct mtd_info *mtd, struct nand_chip *chip,  in omap_write_page_bch()  argument
1515 	chip->ecc.hwctl(mtd, NAND_ECC_WRITE);  in omap_write_page_bch()
1518 	chip->write_buf(mtd, buf, mtd->writesize);  in omap_write_page_bch()
1521 	chip->ecc.calculate(mtd, buf, &ecc_calc[0]);  in omap_write_page_bch()
1527 	chip->write_buf(mtd, chip->oob_poi, mtd->oobsize);  in omap_write_page_bch()
1546 static int omap_read_page_bch(struct mtd_info *mtd, struct nand_chip *chip,  in omap_read_page_bch()  argument
1553 	uint32_t oob_pos = mtd->writesize + chip->ecc.layout->eccpos[0];  in omap_read_page_bch()
1558 	chip->ecc.hwctl(mtd, NAND_ECC_READ);  in omap_read_page_bch()
1561 	chip->read_buf(mtd, buf, mtd->writesize);  in omap_read_page_bch()
1564 	chip->cmdfunc(mtd, NAND_CMD_RNDOUT, oob_pos, -1);  in omap_read_page_bch()
1565 	chip->read_buf(mtd, oob, chip->ecc.total);  in omap_read_page_bch()
1568 	chip->ecc.calculate(mtd, buf, ecc_calc);  in omap_read_page_bch()
1572 	stat = chip->ecc.correct(mtd, buf, ecc_code, ecc_calc);  in omap_read_page_bch()
1575 		mtd->ecc_stats.failed++;  in omap_read_page_bch()
1577 		mtd->ecc_stats.corrected += stat;  in omap_read_page_bch()
1657 	struct mtd_info			*mtd;  in omap_nand_probe()  local
1686 	mtd			= &info->mtd;  in omap_nand_probe()
1687 	mtd->priv		= &info->nand;  in omap_nand_probe()
1688 	mtd->dev.parent		= &pdev->dev;  in omap_nand_probe()
1726 	if (nand_scan_ident(mtd, 1, NULL)) {  in omap_nand_probe()
1841 							(mtd->writesize /  in omap_nand_probe()
1865 							(mtd->writesize /  in omap_nand_probe()
1877 		nand_chip->ecc.priv		= nand_bch_init(mtd,  in omap_nand_probe()
1902 							(mtd->writesize /  in omap_nand_probe()
1912 				 info->mtd.writesize / nand_chip->ecc.size,  in omap_nand_probe()
1929 							(mtd->writesize /  in omap_nand_probe()
1941 		nand_chip->ecc.priv		= nand_bch_init(mtd,  in omap_nand_probe()
1966 				 info->mtd.writesize / nand_chip->ecc.size,  in omap_nand_probe()
1973 							(mtd->writesize /  in omap_nand_probe()
1996 				 info->mtd.writesize / nand_chip->ecc.size,  in omap_nand_probe()
2003 							(mtd->writesize /  in omap_nand_probe()
2022 	ecclayout->oobfree->length = mtd->oobsize - ecclayout->oobfree->offset;  in omap_nand_probe()
2024 	if (mtd->oobsize < (ecclayout->eccbytes + BADBLOCK_MARKER_LENGTH)) {  in omap_nand_probe()
2027 			ecclayout->eccbytes, mtd->oobsize);  in omap_nand_probe()
2035 	if (nand_scan_tail(mtd)) {  in omap_nand_probe()
2041 	mtd_device_parse_register(mtd, NULL, &ppdata, pdata->parts,  in omap_nand_probe()
2044 	platform_set_drvdata(pdev, mtd);  in omap_nand_probe()
2060 	struct mtd_info *mtd = platform_get_drvdata(pdev);  in omap_nand_remove()  local
2061 	struct nand_chip *nand_chip = mtd->priv;  in omap_nand_remove()
2062 	struct omap_nand_info *info = container_of(mtd, struct omap_nand_info,  in omap_nand_remove()
2063 							mtd);  in omap_nand_remove()
2070 	nand_release(mtd);  in omap_nand_remove()