119 	struct mtd_info		mtd;  member
183 static void atmel_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)  in atmel_nand_cmd_ctrl()  argument
185 	struct nand_chip *nand_chip = mtd->priv;  in atmel_nand_cmd_ctrl()
206 static int atmel_nand_device_ready(struct mtd_info *mtd)  in atmel_nand_device_ready()  argument
208 	struct nand_chip *nand_chip = mtd->priv;  in atmel_nand_device_ready()
216 static int atmel_nand_set_enable_ready_pins(struct mtd_info *mtd)  in atmel_nand_set_enable_ready_pins()  argument
218 	struct nand_chip *chip = mtd->priv;  in atmel_nand_set_enable_ready_pins()
268 static void atmel_read_buf8(struct mtd_info *mtd, u8 *buf, int len)  in atmel_read_buf8()  argument
270 	struct nand_chip	*nand_chip = mtd->priv;  in atmel_read_buf8()
281 static void atmel_read_buf16(struct mtd_info *mtd, u8 *buf, int len)  in atmel_read_buf16()  argument
283 	struct nand_chip	*nand_chip = mtd->priv;  in atmel_read_buf16()
294 static void atmel_write_buf8(struct mtd_info *mtd, const u8 *buf, int len)  in atmel_write_buf8()  argument
296 	struct nand_chip	*nand_chip = mtd->priv;  in atmel_write_buf8()
301 static void atmel_write_buf16(struct mtd_info *mtd, const u8 *buf, int len)  in atmel_write_buf16()  argument
303 	struct nand_chip	*nand_chip = mtd->priv;  in atmel_write_buf16()
321 		if (host->mtd.writesize > 2048)  in nfc_set_sram_bank()
347 static int atmel_nand_dma_op(struct mtd_info *mtd, void *buf, int len,  in atmel_nand_dma_op()  argument
355 	struct nand_chip *chip = mtd->priv;  in atmel_nand_dma_op()
426 static void atmel_read_buf(struct mtd_info *mtd, u8 *buf, int len)  in atmel_read_buf()  argument
428 	struct nand_chip *chip = mtd->priv;  in atmel_read_buf()
431 	if (use_dma && len > mtd->oobsize)  in atmel_read_buf()
433 		if (atmel_nand_dma_op(mtd, buf, len, 1) == 0)  in atmel_read_buf()
437 		atmel_read_buf16(mtd, buf, len);  in atmel_read_buf()
439 		atmel_read_buf8(mtd, buf, len);  in atmel_read_buf()
442 static void atmel_write_buf(struct mtd_info *mtd, const u8 *buf, int len)  in atmel_write_buf()  argument
444 	struct nand_chip *chip = mtd->priv;  in atmel_write_buf()
447 	if (use_dma && len > mtd->oobsize)  in atmel_write_buf()
449 		if (atmel_nand_dma_op(mtd, (void *)buf, len, 0) == 0)  in atmel_write_buf()
453 		atmel_write_buf16(mtd, buf, len);  in atmel_write_buf()
455 		atmel_write_buf8(mtd, buf, len);  in atmel_write_buf()
534 static void pmecc_gen_syndrome(struct mtd_info *mtd, int sector)  in pmecc_gen_syndrome()  argument
536 	struct nand_chip *nand_chip = mtd->priv;  in pmecc_gen_syndrome()
551 static void pmecc_substitute(struct mtd_info *mtd)  in pmecc_substitute()  argument
553 	struct nand_chip *nand_chip = mtd->priv;  in pmecc_substitute()
593 static void pmecc_get_sigma(struct mtd_info *mtd)  in pmecc_get_sigma()  argument
595 	struct nand_chip *nand_chip = mtd->priv;  in pmecc_get_sigma()
751 static int pmecc_err_location(struct mtd_info *mtd)  in pmecc_err_location()  argument
753 	struct nand_chip *nand_chip = mtd->priv;  in pmecc_err_location()
802 static void pmecc_correct_data(struct mtd_info *mtd, uint8_t *buf, uint8_t *ecc,  in pmecc_correct_data()  argument
805 	struct nand_chip *nand_chip = mtd->priv;  in pmecc_correct_data()
848 static int pmecc_correction(struct mtd_info *mtd, u32 pmecc_stat, uint8_t *buf,  in pmecc_correction()  argument
851 	struct nand_chip *nand_chip = mtd->priv;  in pmecc_correction()
873 			pmecc_gen_syndrome(mtd, i);  in pmecc_correction()
874 			pmecc_substitute(mtd);  in pmecc_correction()
875 			pmecc_get_sigma(mtd);  in pmecc_correction()
877 			err_nbr = pmecc_err_location(mtd);  in pmecc_correction()
880 				mtd->ecc_stats.failed++;  in pmecc_correction()
883 				pmecc_correct_data(mtd, buf_pos, ecc, i,  in pmecc_correction()
885 				mtd->ecc_stats.corrected += err_nbr;  in pmecc_correction()
919 static int atmel_nand_pmecc_read_page(struct mtd_info *mtd,  in atmel_nand_pmecc_read_page()  argument
933 	chip->read_buf(mtd, buf, eccsize);  in atmel_nand_pmecc_read_page()
934 	chip->read_buf(mtd, oob, mtd->oobsize);  in atmel_nand_pmecc_read_page()
947 		bitflips = pmecc_correction(mtd, stat, buf, &oob[eccpos[0]]);  in atmel_nand_pmecc_read_page()
956 static int atmel_nand_pmecc_write_page(struct mtd_info *mtd,  in atmel_nand_pmecc_write_page()  argument
967 		chip->write_buf(mtd, (u8 *)buf, mtd->writesize);  in atmel_nand_pmecc_write_page()
988 	chip->write_buf(mtd, chip->oob_poi, mtd->oobsize);  in atmel_nand_pmecc_write_page()
993 static void atmel_pmecc_core_init(struct mtd_info *mtd)  in atmel_pmecc_core_init()  argument
995 	struct nand_chip *nand_chip = mtd->priv;  in atmel_pmecc_core_init()
1046 	pmecc_writel(host->ecc, SAREA, mtd->oobsize - 1);  in atmel_pmecc_core_init()
1162 	struct mtd_info *mtd = &host->mtd;  in atmel_pmecc_nand_init_params()  local
1234 	switch (mtd->writesize) {  in atmel_pmecc_nand_init_params()
1240 		if (sector_size > mtd->writesize) {  in atmel_pmecc_nand_init_params()
1255 		nand_chip->ecc.steps = mtd->writesize / sector_size;  in atmel_pmecc_nand_init_params()
1259 				mtd->oobsize - PMECC_OOB_RESERVED_BYTES) {  in atmel_pmecc_nand_init_params()
1265 					mtd->oobsize,  in atmel_pmecc_nand_init_params()
1291 	atmel_pmecc_core_init(mtd);  in atmel_pmecc_nand_init_params()
1308 static int atmel_nand_calculate(struct mtd_info *mtd,  in atmel_nand_calculate()  argument
1311 	struct nand_chip *nand_chip = mtd->priv;  in atmel_nand_calculate()
1338 static int atmel_nand_read_page(struct mtd_info *mtd, struct nand_chip *chip,  in atmel_nand_read_page()  argument
1363 	chip->read_buf(mtd, p, eccsize);  in atmel_nand_read_page()
1373 		chip->cmdfunc(mtd, NAND_CMD_RNDOUT,  in atmel_nand_read_page()
1374 				mtd->writesize + eccpos[0], -1);  in atmel_nand_read_page()
1379 	chip->read_buf(mtd, ecc_pos, eccbytes);  in atmel_nand_read_page()
1382 	stat = chip->ecc.correct(mtd, p, oob, NULL);  in atmel_nand_read_page()
1385 		mtd->ecc_stats.failed++;  in atmel_nand_read_page()
1387 		mtd->ecc_stats.corrected += stat;  in atmel_nand_read_page()
1392 	chip->cmdfunc(mtd, NAND_CMD_RNDOUT, mtd->writesize, -1);  in atmel_nand_read_page()
1395 	chip->read_buf(mtd, oob, mtd->oobsize);  in atmel_nand_read_page()
1412 static int atmel_nand_correct(struct mtd_info *mtd, u_char *dat,  in atmel_nand_correct()  argument
1415 	struct nand_chip *nand_chip = mtd->priv;  in atmel_nand_correct()
1479 static void atmel_nand_hwctl(struct mtd_info *mtd, int mode)  in atmel_nand_hwctl()  argument
1481 	struct nand_chip *nand_chip = mtd->priv;  in atmel_nand_hwctl()
1589 	struct mtd_info *mtd = &host->mtd;  in atmel_hw_nand_init_params()  local
1606 	nand_chip->ecc.size = mtd->writesize;  in atmel_hw_nand_init_params()
1609 	switch (mtd->writesize) {  in atmel_hw_nand_init_params()
1771 static int nfc_device_ready(struct mtd_info *mtd)  in nfc_device_ready()  argument
1774 	struct nand_chip *nand_chip = mtd->priv;  in nfc_device_ready()
1788 static void nfc_select_chip(struct mtd_info *mtd, int chip)  in nfc_select_chip()  argument
1790 	struct nand_chip *nand_chip = mtd->priv;  in nfc_select_chip()
1799 static int nfc_make_addr(struct mtd_info *mtd, int command, int column,  in nfc_make_addr()  argument
1802 	struct nand_chip *chip = mtd->priv;  in nfc_make_addr()
1818 		if (mtd->writesize > 512)  in nfc_make_addr()
1839 static void nfc_nand_command(struct mtd_info *mtd, unsigned int command,  in nfc_nand_command()  argument
1842 	struct nand_chip *chip = mtd->priv;  in nfc_nand_command()
1870 		nfc_nand_command(mtd, NAND_CMD_STATUS, -1, -1);  in nfc_nand_command()
1872 		while (!(chip->read_byte(mtd) & NAND_STATUS_READY)) {  in nfc_nand_command()
1897 			column += mtd->writesize;  in nfc_nand_command()
1928 		acycle = nfc_make_addr(mtd, command, column, page_addr,  in nfc_nand_command()
1963 static int nfc_sram_write_page(struct mtd_info *mtd, struct nand_chip *chip,  in nfc_sram_write_page()  argument
1973 	if (offset || (data_len < mtd->writesize))  in nfc_sram_write_page()
1976 	len = mtd->writesize;  in nfc_sram_write_page()
1979 		if (atmel_nand_dma_op(mtd, (void *)buf, len, 0) != 0)  in nfc_sram_write_page()
1988 		memcpy(sram + len, chip->oob_poi, mtd->oobsize);  in nfc_sram_write_page()
1989 		len += mtd->oobsize;  in nfc_sram_write_page()
2004 	chip->cmdfunc(mtd, NAND_CMD_SEQIN, 0x00, page);  in nfc_sram_write_page()
2009 		status = chip->ecc.write_page(mtd, chip, buf, oob_required,  in nfc_sram_write_page()
2015 	chip->cmdfunc(mtd, NAND_CMD_PAGEPROG, -1, -1);  in nfc_sram_write_page()
2016 	status = chip->waitfunc(mtd, chip);  in nfc_sram_write_page()
2019 		status = chip->errstat(mtd, chip, FL_WRITING, status, page);  in nfc_sram_write_page()
2027 static int nfc_sram_init(struct mtd_info *mtd)  in nfc_sram_init()  argument
2029 	struct nand_chip *chip = mtd->priv;  in nfc_sram_init()
2037 	switch (mtd->writesize) {  in nfc_sram_init()
2061 	cfg_nfc |= (((mtd->oobsize / 4) - 1) << NFC_CFG_NFC_SPARESIZE_BIT_POS  in nfc_sram_init()
2093 	struct mtd_info *mtd;  in atmel_nand_probe()  local
2116 	mtd = &host->mtd;  in atmel_nand_probe()
2130 	mtd->priv = nand_chip;  in atmel_nand_probe()
2131 	mtd->dev.parent = &pdev->dev;  in atmel_nand_probe()
2161 		res = atmel_nand_set_enable_ready_pins(mtd);  in atmel_nand_probe()
2231 	if (nand_scan_ident(mtd, 1, NULL)) {  in atmel_nand_probe()
2248 		res = nfc_sram_init(mtd);  in atmel_nand_probe()
2256 	if (nand_scan_tail(mtd)) {  in atmel_nand_probe()
2261 	mtd->name = "atmel_nand";  in atmel_nand_probe()
2263 	res = mtd_device_parse_register(mtd, NULL, &ppdata,  in atmel_nand_probe()
2287 	struct mtd_info *mtd = &host->mtd;  in atmel_nand_remove()  local
2289 	nand_release(mtd);  in atmel_nand_remove()