diff options
38 files changed, 328 insertions, 317 deletions
diff --git a/board/esd/common/esd405ep_nand.c b/board/esd/common/esd405ep_nand.c index f46936ca36..51ac10c8c0 100644 --- a/board/esd/common/esd405ep_nand.c +++ b/board/esd/common/esd405ep_nand.c @@ -16,7 +16,7 @@ */ static void esd405ep_nand_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); if (ctrl & NAND_CTRL_CHANGE) { if ( ctrl & NAND_CLE ) out_be32((void *)GPIO0_OR, in_be32((void *)GPIO0_OR) | CONFIG_SYS_NAND_CLE); diff --git a/board/freescale/m5329evb/nand.c b/board/freescale/m5329evb/nand.c index 8d88bc03c0..88496812bf 100644 --- a/board/freescale/m5329evb/nand.c +++ b/board/freescale/m5329evb/nand.c @@ -24,7 +24,7 @@ DECLARE_GLOBAL_DATA_PTR; static void nand_hwcontrol(struct mtd_info *mtdinfo, int cmd, unsigned int ctrl) { - struct nand_chip *this = mtdinfo->priv; + struct nand_chip *this = mtd_to_nand(mtdinfo); volatile u16 *nCE = (u16 *) CONFIG_SYS_LATCH_ADDR; if (ctrl & NAND_CTRL_CHANGE) { diff --git a/board/freescale/m5373evb/nand.c b/board/freescale/m5373evb/nand.c index 92cef2a97d..a96a59991f 100644 --- a/board/freescale/m5373evb/nand.c +++ b/board/freescale/m5373evb/nand.c @@ -24,7 +24,7 @@ DECLARE_GLOBAL_DATA_PTR; static void nand_hwcontrol(struct mtd_info *mtdinfo, int cmd, unsigned int ctrl) { - struct nand_chip *this = mtdinfo->priv; + struct nand_chip *this = mtd_to_nand(mtdinfo); volatile u16 *nCE = (u16 *) CONFIG_SYS_LATCH_ADDR; if (ctrl & NAND_CTRL_CHANGE) { diff --git a/board/socrates/nand.c b/board/socrates/nand.c index 15e6ea6944..a67d812c81 100644 --- a/board/socrates/nand.c +++ b/board/socrates/nand.c @@ -48,7 +48,7 @@ static void sc_nand_write_byte(struct mtd_info *mtd, u_char byte) static void sc_nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len) { int i; - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); for (i = 0; i < len; i++) { out_be32(this->IO_ADDR_W, @@ -88,7 +88,7 @@ static u16 sc_nand_read_word(struct mtd_info *mtd) static void sc_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len) { int i; - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int val; val = (state & FPGA_NAND_ENABLE) | FPGA_NAND_CMD_READ; @@ -105,7 +105,7 @@ static void sc_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len) */ static int sc_nand_device_ready(struct mtd_info *mtdinfo) { - struct nand_chip *this = mtdinfo->priv; + struct nand_chip *this = mtd_to_nand(mtdinfo); if (in_be32(this->IO_ADDR_W) & FPGA_NAND_BUSY) return 0; /* busy */ diff --git a/board/xes/common/actl_nand.c b/board/xes/common/actl_nand.c index bf896fe0ce..d1f3668bcb 100644 --- a/board/xes/common/actl_nand.c +++ b/board/xes/common/actl_nand.c @@ -16,7 +16,7 @@ */ static void nand_addr_hwcontrol(struct mtd_info *mtd, int cmd, uint ctrl) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); ulong IO_ADDR_W; if (ctrl & NAND_CTRL_CHANGE) { diff --git a/cmd/nand.c b/cmd/nand.c index f1d5a1161d..583a18f341 100644 --- a/cmd/nand.c +++ b/cmd/nand.c @@ -159,7 +159,7 @@ static void do_nand_status(struct mtd_info *mtd) ulong off; int last_status = -1; - struct nand_chip *nand_chip = mtd->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); /* check the WP bit */ nand_chip->cmdfunc(mtd, NAND_CMD_STATUS, -1, -1); printf("device is %swrite protected\n", @@ -285,7 +285,7 @@ usage: static void nand_print_and_set_info(int idx) { struct mtd_info *mtd = nand_info[idx]; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); printf("Device %d: ", idx); if (chip->numchips > 1) diff --git a/drivers/mtd/nand/am335x_spl_bch.c b/drivers/mtd/nand/am335x_spl_bch.c index b280f87ccb..f8770e0ad8 100644 --- a/drivers/mtd/nand/am335x_spl_bch.c +++ b/drivers/mtd/nand/am335x_spl_bch.c @@ -30,7 +30,7 @@ static struct nand_chip nand_chip; static int nand_command(int block, int page, uint32_t offs, u8 cmd) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int page_addr = page + block * CONFIG_SYS_NAND_PAGE_COUNT; void (*hwctrl)(struct mtd_info *mtd, int cmd, unsigned int ctrl) = this->cmd_ctrl; @@ -100,7 +100,7 @@ static int nand_command(int block, int page, uint32_t offs, static int nand_is_bad_block(int block) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); nand_command(block, 0, CONFIG_SYS_NAND_BAD_BLOCK_POS, NAND_CMD_READOOB); @@ -121,7 +121,7 @@ static int nand_is_bad_block(int block) static int nand_read_page(int block, int page, void *dst) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); u_char ecc_calc[ECCTOTAL]; u_char ecc_code[ECCTOTAL]; u_char oob_data[CONFIG_SYS_NAND_OOBSIZE]; diff --git a/drivers/mtd/nand/arasan_nfc.c b/drivers/mtd/nand/arasan_nfc.c index 8f0ae4cb41..6f3b71e056 100644 --- a/drivers/mtd/nand/arasan_nfc.c +++ b/drivers/mtd/nand/arasan_nfc.c @@ -230,7 +230,7 @@ static void arasan_nand_enable_ecc(void) static u8 arasan_nand_get_addrcycle(struct mtd_info *mtd) { u8 addrcycles; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); switch (curr_cmd->addr_cycles) { case NAND_ADDR_CYCL_NONE: @@ -264,7 +264,7 @@ static u8 arasan_nand_get_addrcycle(struct mtd_info *mtd) static int arasan_nand_read_page(struct mtd_info *mtd, u8 *buf, u32 size) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); u32 reg_val, i, pktsize, pktnum; u32 *bufptr = (u32 *)buf; u32 timeout; @@ -441,7 +441,7 @@ static int arasan_nand_write_page_hwecc(struct mtd_info *mtd, u32 size = mtd->writesize; u32 rdcount = 0; u8 column_addr_cycles; - struct arasan_nand_info *nand = chip->priv; + struct arasan_nand_info *nand = nand_get_controller_data(chip); if (chip->ecc_step_ds >= ARASAN_NAND_PKTSIZE_1K) pktsize = ARASAN_NAND_PKTSIZE_1K; @@ -944,7 +944,7 @@ static void arasan_nand_read_buf(struct mtd_info *mtd, u8 *buf, int size) static u8 arasan_nand_read_byte(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); u32 size; u8 val; struct nand_onfi_params *p; @@ -976,8 +976,8 @@ static void arasan_nand_cmd_function(struct mtd_info *mtd, unsigned int command, int column, int page_addr) { u32 i, ret = 0; - struct nand_chip *chip = mtd->priv; - struct arasan_nand_info *nand = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct arasan_nand_info *nand = nand_get_controller_data(chip); curr_cmd = NULL; writel(ARASAN_NAND_INT_STS_XFR_CMPLT_MASK, @@ -1033,7 +1033,7 @@ static int arasan_nand_ecc_init(struct mtd_info *mtd) { int found = -1; u32 regval, eccpos_start, i; - struct nand_chip *nand_chip = mtd->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); nand_chip->ecc.mode = NAND_ECC_HW; nand_chip->ecc.hwctl = NULL; @@ -1101,9 +1101,8 @@ static int arasan_nand_init(struct nand_chip *nand_chip, int devnum) } nand->nand_base = arasan_nand_base; - mtd = &nand_chip->mtd; - nand_chip->priv = nand; - mtd->priv = nand_chip; + mtd = nand_to_mtd(nand_chip); + nand_set_controller_data(nand_chip, nand); /* Set the driver entry points for MTD */ nand_chip->cmdfunc = arasan_nand_cmd_function; diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index 9c2cb44344..b1adff0e80 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -160,8 +160,8 @@ static int pmecc_data_alloc(struct atmel_nand_host *host) static void pmecc_gen_syndrome(struct mtd_info *mtd, int sector) { - struct nand_chip *nand_chip = mtd->priv; - struct atmel_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct atmel_nand_host *host = nand_get_controller_data(nand_chip); int i; uint32_t value; @@ -177,8 +177,8 @@ static void pmecc_gen_syndrome(struct mtd_info *mtd, int sector) static void pmecc_substitute(struct mtd_info *mtd) { - struct nand_chip *nand_chip = mtd->priv; - struct atmel_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct atmel_nand_host *host = nand_get_controller_data(nand_chip); int16_t __iomem *alpha_to = host->pmecc_alpha_to; int16_t __iomem *index_of = host->pmecc_index_of; int16_t *partial_syn = host->pmecc_partial_syn; @@ -227,8 +227,8 @@ static void pmecc_substitute(struct mtd_info *mtd) */ static void pmecc_get_sigma(struct mtd_info *mtd) { - struct nand_chip *nand_chip = mtd->priv; - struct atmel_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct atmel_nand_host *host = nand_get_controller_data(nand_chip); int16_t *lmu = host->pmecc_lmu; int16_t *si = host->pmecc_si; @@ -383,8 +383,8 @@ static void pmecc_get_sigma(struct mtd_info *mtd) static int pmecc_err_location(struct mtd_info *mtd) { - struct nand_chip *nand_chip = mtd->priv; - struct atmel_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct atmel_nand_host *host = nand_get_controller_data(nand_chip); const int cap = host->pmecc_corr_cap; const int num = 2 * cap + 1; int sector_size = host->pmecc_sector_size; @@ -437,8 +437,8 @@ static int pmecc_err_location(struct mtd_info *mtd) static void pmecc_correct_data(struct mtd_info *mtd, uint8_t *buf, uint8_t *ecc, int sector_num, int extra_bytes, int err_nbr) { - struct nand_chip *nand_chip = mtd->priv; - struct atmel_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct atmel_nand_host *host = nand_get_controller_data(nand_chip); int i = 0; int byte_pos, bit_pos, sector_size, pos; uint32_t tmp; @@ -483,8 +483,8 @@ static void pmecc_correct_data(struct mtd_info *mtd, uint8_t *buf, uint8_t *ecc, static int pmecc_correction(struct mtd_info *mtd, u32 pmecc_stat, uint8_t *buf, u8 *ecc) { - struct nand_chip *nand_chip = mtd->priv; - struct atmel_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct atmel_nand_host *host = nand_get_controller_data(nand_chip); int i, err_nbr, eccbytes; uint8_t *buf_pos; @@ -529,7 +529,7 @@ normal_check: static int atmel_nand_pmecc_read_page(struct mtd_info *mtd, struct nand_chip *chip, uint8_t *buf, int oob_required, int page) { - struct atmel_nand_host *host = chip->priv; + struct atmel_nand_host *host = nand_get_controller_data(chip); int eccsize = chip->ecc.size; uint8_t *oob = chip->oob_poi; uint32_t *eccpos = chip->ecc.layout->eccpos; @@ -571,7 +571,7 @@ static int atmel_nand_pmecc_write_page(struct mtd_info *mtd, struct nand_chip *chip, const uint8_t *buf, int oob_required) { - struct atmel_nand_host *host = chip->priv; + struct atmel_nand_host *host = nand_get_controller_data(chip); uint32_t *eccpos = chip->ecc.layout->eccpos; int i, j; int timeout = PMECC_MAX_TIMEOUT_US; @@ -615,8 +615,8 @@ out: static void atmel_pmecc_core_init(struct mtd_info *mtd) { - struct nand_chip *nand_chip = mtd->priv; - struct atmel_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct atmel_nand_host *host = nand_get_controller_data(nand_chip); uint32_t val = 0; struct nand_ecclayout *ecc_layout; @@ -808,7 +808,8 @@ static int atmel_pmecc_nand_init_params(struct nand_chip *nand, struct atmel_nand_host *host; int cap, sector_size; - host = nand->priv = &pmecc_host; + host = &pmecc_host; + nand_set_controller_data(nand, host); nand->ecc.mode = NAND_ECC_HW; nand->ecc.calculate = NULL; @@ -1080,7 +1081,7 @@ static int atmel_nand_read_page(struct mtd_info *mtd, struct nand_chip *chip, static int atmel_nand_correct(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *isnull) { - struct nand_chip *nand_chip = mtd->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); unsigned int ecc_status; unsigned int ecc_word, ecc_bit; @@ -1207,7 +1208,7 @@ int atmel_hwecc_nand_init_param(struct nand_chip *nand, struct mtd_info *mtd) static void at91_nand_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); if (ctrl & NAND_CTRL_CHANGE) { ulong IO_ADDR_W = (ulong) this->IO_ADDR_W; @@ -1243,7 +1244,7 @@ static struct nand_chip nand_chip; static int nand_command(int block, int page, uint32_t offs, u8 cmd) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int page_addr = page + block * CONFIG_SYS_NAND_PAGE_COUNT; void (*hwctrl)(struct mtd_info *mtd, int cmd, unsigned int ctrl) = this->cmd_ctrl; @@ -1281,7 +1282,7 @@ static int nand_command(int block, int page, uint32_t offs, u8 cmd) static int nand_is_bad_block(int block) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); nand_command(block, 0, CONFIG_SYS_NAND_BAD_BLOCK_POS, NAND_CMD_READOOB); @@ -1304,7 +1305,7 @@ static int nand_ecc_pos[] = CONFIG_SYS_NAND_ECCPOS; static int nand_read_page(int block, int page, void *dst) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); u_char ecc_calc[ECCTOTAL]; u_char ecc_code[ECCTOTAL]; u_char oob_data[CONFIG_SYS_NAND_OOBSIZE]; @@ -1337,7 +1338,7 @@ static int nand_read_page(int block, int page, void *dst) int spl_nand_erase_one(int block, int page) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); void (*hwctrl)(struct mtd_info *mtd, int cmd, unsigned int ctrl) = this->cmd_ctrl; int page_addr; @@ -1368,7 +1369,7 @@ int spl_nand_erase_one(int block, int page) #else static int nand_read_page(int block, int page, void *dst) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); nand_command(block, page, 0, NAND_CMD_READ0); atmel_nand_pmecc_read_page(mtd, this, dst, 0, page); @@ -1407,7 +1408,7 @@ int nand_spl_load_image(uint32_t offs, unsigned int size, void *dst) int at91_nand_wait_ready(struct mtd_info *mtd) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); udelay(this->chip_delay); @@ -1450,7 +1451,6 @@ void nand_init(void) mtd = &nand_chip.mtd; mtd->writesize = CONFIG_SYS_NAND_PAGE_SIZE; mtd->oobsize = CONFIG_SYS_NAND_OOBSIZE; - mtd->priv = &nand_chip; nand_chip.IO_ADDR_R = (void __iomem *)CONFIG_SYS_NAND_BASE; nand_chip.IO_ADDR_W = (void __iomem *)CONFIG_SYS_NAND_BASE; board_nand_init(&nand_chip); @@ -1484,9 +1484,8 @@ int atmel_nand_chip_init(int devnum, ulong base_addr) { int ret; struct nand_chip *nand = &nand_chip[devnum]; - struct mtd_info *mtd = &nand->mtd; + struct mtd_info *mtd = nand_to_mtd(nand); - mtd->priv = nand; nand->IO_ADDR_R = nand->IO_ADDR_W = (void __iomem *)base_addr; #ifdef CONFIG_NAND_ECC_BCH diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c index a3970745c9..5e0c7bf503 100644 --- a/drivers/mtd/nand/davinci_nand.c +++ b/drivers/mtd/nand/davinci_nand.c @@ -54,7 +54,7 @@ */ static void nand_davinci_read_buf(struct mtd_info *mtd, uint8_t *buf, int len) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); const u32 *nand = chip->IO_ADDR_R; /* Make sure that buf is 32 bit aligned */ @@ -99,7 +99,7 @@ static void nand_davinci_read_buf(struct mtd_info *mtd, uint8_t *buf, int len) static void nand_davinci_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); const u32 *nand = chip->IO_ADDR_W; /* Make sure that buf is 32 bit aligned */ @@ -144,7 +144,7 @@ static void nand_davinci_write_buf(struct mtd_info *mtd, const uint8_t *buf, static void nand_davinci_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); u_int32_t IO_ADDR_W = (u_int32_t)this->IO_ADDR_W; if (ctrl & NAND_CTRL_CHANGE) { @@ -223,7 +223,7 @@ static int nand_davinci_calculate_ecc(struct mtd_info *mtd, const u_char *dat, static int nand_davinci_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *calc_ecc) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); u_int32_t ecc_nand = read_ecc[0] | (read_ecc[1] << 8) | (read_ecc[2] << 16); u_int32_t ecc_calc = calc_ecc[0] | (calc_ecc[1] << 8) | diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c index 13d10aeaa8..d9bcd721f0 100644 --- a/drivers/mtd/nand/denali.c +++ b/drivers/mtd/nand/denali.c @@ -48,7 +48,8 @@ static int onfi_timing_mode = NAND_DEFAULT_TIMINGS; * this macro allows us to convert from an MTD structure to our own * device context (denali) structure. */ -#define mtd_to_denali(m) container_of(m->priv, struct denali_nand_info, nand) +#define mtd_to_denali(m) \ + container_of(mtd_to_nand(m), struct denali_nand_info, nand) /* * These constants are defined by the driver to enable common driver @@ -1179,7 +1180,6 @@ static int denali_init(struct denali_nand_info *denali) denali->mtd->name = "denali-nand"; denali->mtd->owner = THIS_MODULE; - denali->mtd->priv = &denali->nand; /* register the driver with the NAND core subsystem */ denali->nand.select_chip = denali_select_chip; diff --git a/drivers/mtd/nand/fsl_elbc_nand.c b/drivers/mtd/nand/fsl_elbc_nand.c index 523aee32a8..aafff67a5f 100644 --- a/drivers/mtd/nand/fsl_elbc_nand.c +++ b/drivers/mtd/nand/fsl_elbc_nand.c @@ -154,8 +154,8 @@ static struct nand_bbt_descr bbt_mirror_descr = { */ static void set_addr(struct mtd_info *mtd, int column, int page_addr, int oob) { - struct nand_chip *chip = mtd->priv; - struct fsl_elbc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_elbc_mtd *priv = nand_get_controller_data(chip); struct fsl_elbc_ctrl *ctrl = priv->ctrl; fsl_lbc_t *lbc = ctrl->regs; int buf_num; @@ -194,8 +194,8 @@ static void set_addr(struct mtd_info *mtd, int column, int page_addr, int oob) */ static int fsl_elbc_run_command(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; - struct fsl_elbc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_elbc_mtd *priv = nand_get_controller_data(chip); struct fsl_elbc_ctrl *ctrl = priv->ctrl; fsl_lbc_t *lbc = ctrl->regs; u32 timeo = (CONFIG_SYS_HZ * 10) / 1000; @@ -246,7 +246,7 @@ static int fsl_elbc_run_command(struct mtd_info *mtd) static void fsl_elbc_do_read(struct nand_chip *chip, int oob) { - struct fsl_elbc_mtd *priv = chip->priv; + struct fsl_elbc_mtd *priv = nand_get_controller_data(chip); struct fsl_elbc_ctrl *ctrl = priv->ctrl; fsl_lbc_t *lbc = ctrl->regs; @@ -279,8 +279,8 @@ static void fsl_elbc_do_read(struct nand_chip *chip, int oob) static void fsl_elbc_cmdfunc(struct mtd_info *mtd, unsigned int command, int column, int page_addr) { - struct nand_chip *chip = mtd->priv; - struct fsl_elbc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_elbc_mtd *priv = nand_get_controller_data(chip); struct fsl_elbc_ctrl *ctrl = priv->ctrl; fsl_lbc_t *lbc = ctrl->regs; @@ -489,8 +489,8 @@ static void fsl_elbc_select_chip(struct mtd_info *mtd, int chip) */ static void fsl_elbc_write_buf(struct mtd_info *mtd, const u8 *buf, int len) { - struct nand_chip *chip = mtd->priv; - struct fsl_elbc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_elbc_mtd *priv = nand_get_controller_data(chip); struct fsl_elbc_ctrl *ctrl = priv->ctrl; unsigned int bufsize = mtd->writesize + mtd->oobsize; @@ -526,8 +526,8 @@ static void fsl_elbc_write_buf(struct mtd_info *mtd, const u8 *buf, int len) */ static u8 fsl_elbc_read_byte(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; - struct fsl_elbc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_elbc_mtd *priv = nand_get_controller_data(chip); struct fsl_elbc_ctrl *ctrl = priv->ctrl; /* If there are still bytes in the FCM, then use the next byte. */ @@ -543,8 +543,8 @@ static u8 fsl_elbc_read_byte(struct mtd_info *mtd) */ static void fsl_elbc_read_buf(struct mtd_info *mtd, u8 *buf, int len) { - struct nand_chip *chip = mtd->priv; - struct fsl_elbc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_elbc_mtd *priv = nand_get_controller_data(chip); struct fsl_elbc_ctrl *ctrl = priv->ctrl; int avail; @@ -566,7 +566,7 @@ static void fsl_elbc_read_buf(struct mtd_info *mtd, u8 *buf, int len) */ static int fsl_elbc_wait(struct mtd_info *mtd, struct nand_chip *chip) { - struct fsl_elbc_mtd *priv = chip->priv; + struct fsl_elbc_mtd *priv = nand_get_controller_data(chip); struct fsl_elbc_ctrl *ctrl = priv->ctrl; fsl_lbc_t *lbc = ctrl->regs; @@ -697,8 +697,7 @@ static int fsl_elbc_chip_init(int devnum, u8 *addr) } nand = &priv->chip; - mtd = &nand->mtd; - mtd->priv = nand; + mtd = nand_to_mtd(nand); elbc_ctrl->chips[priv->bank] = priv; @@ -720,7 +719,7 @@ static int fsl_elbc_chip_init(int devnum, u8 *addr) nand->bbt_options = NAND_BBT_USE_FLASH; nand->controller = &elbc_ctrl->controller; - nand->priv = priv; + nand_set_controller_data(nand, priv); nand->ecc.read_page = fsl_elbc_read_page; nand->ecc.write_page = fsl_elbc_write_page; diff --git a/drivers/mtd/nand/fsl_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c index d5fd3ee957..f28602e14f 100644 --- a/drivers/mtd/nand/fsl_ifc_nand.c +++ b/drivers/mtd/nand/fsl_ifc_nand.c @@ -222,8 +222,8 @@ static struct nand_bbt_descr bbt_mirror_descr = { */ static void set_addr(struct mtd_info *mtd, int column, int page_addr, int oob) { - struct nand_chip *chip = mtd->priv; - struct fsl_ifc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_ifc_mtd *priv = nand_get_controller_data(chip); struct fsl_ifc_ctrl *ctrl = priv->ctrl; struct fsl_ifc_runtime *ifc = ctrl->regs.rregs; int buf_num; @@ -247,8 +247,8 @@ static void set_addr(struct mtd_info *mtd, int column, int page_addr, int oob) static int is_blank(struct mtd_info *mtd, struct fsl_ifc_ctrl *ctrl, unsigned int bufnum) { - struct nand_chip *chip = mtd->priv; - struct fsl_ifc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_ifc_mtd *priv = nand_get_controller_data(chip); u8 __iomem *addr = priv->vbase + bufnum * (mtd->writesize * 2); u32 __iomem *main = (u32 *)addr; u8 __iomem *oob = addr + mtd->writesize; @@ -286,8 +286,8 @@ static int check_read_ecc(struct mtd_info *mtd, struct fsl_ifc_ctrl *ctrl, */ static int fsl_ifc_run_command(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; - struct fsl_ifc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_ifc_mtd *priv = nand_get_controller_data(chip); struct fsl_ifc_ctrl *ctrl = priv->ctrl; struct fsl_ifc_runtime *ifc = ctrl->regs.rregs; u32 timeo = (CONFIG_SYS_HZ * 10) / 1000; @@ -367,7 +367,7 @@ static void fsl_ifc_do_read(struct nand_chip *chip, int oob, struct mtd_info *mtd) { - struct fsl_ifc_mtd *priv = chip->priv; + struct fsl_ifc_mtd *priv = nand_get_controller_data(chip); struct fsl_ifc_ctrl *ctrl = priv->ctrl; struct fsl_ifc_runtime *ifc = ctrl->regs.rregs; @@ -404,8 +404,8 @@ static void fsl_ifc_do_read(struct nand_chip *chip, static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command, int column, int page_addr) { - struct nand_chip *chip = mtd->priv; - struct fsl_ifc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_ifc_mtd *priv = nand_get_controller_data(chip); struct fsl_ifc_ctrl *ctrl = priv->ctrl; struct fsl_ifc_runtime *ifc = ctrl->regs.rregs; @@ -607,8 +607,8 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command, */ static void fsl_ifc_write_buf(struct mtd_info *mtd, const u8 *buf, int len) { - struct nand_chip *chip = mtd->priv; - struct fsl_ifc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_ifc_mtd *priv = nand_get_controller_data(chip); struct fsl_ifc_ctrl *ctrl = priv->ctrl; unsigned int bufsize = mtd->writesize + mtd->oobsize; @@ -635,8 +635,8 @@ static void fsl_ifc_write_buf(struct mtd_info *mtd, const u8 *buf, int len) */ static u8 fsl_ifc_read_byte(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; - struct fsl_ifc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_ifc_mtd *priv = nand_get_controller_data(chip); struct fsl_ifc_ctrl *ctrl = priv->ctrl; unsigned int offset; @@ -659,8 +659,8 @@ static u8 fsl_ifc_read_byte(struct mtd_info *mtd) */ static uint8_t fsl_ifc_read_byte16(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; - struct fsl_ifc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_ifc_mtd *priv = nand_get_controller_data(chip); struct fsl_ifc_ctrl *ctrl = priv->ctrl; uint16_t data; @@ -683,8 +683,8 @@ static uint8_t fsl_ifc_read_byte16(struct mtd_info *mtd) */ static void fsl_ifc_read_buf(struct mtd_info *mtd, u8 *buf, int len) { - struct nand_chip *chip = mtd->priv; - struct fsl_ifc_mtd *priv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_ifc_mtd *priv = nand_get_controller_data(chip); struct fsl_ifc_ctrl *ctrl = priv->ctrl; int avail; @@ -706,7 +706,7 @@ static void fsl_ifc_read_buf(struct mtd_info *mtd, u8 *buf, int len) */ static int fsl_ifc_wait(struct mtd_info *mtd, struct nand_chip *chip) { - struct fsl_ifc_mtd *priv = chip->priv; + struct fsl_ifc_mtd *priv = nand_get_controller_data(chip); struct fsl_ifc_ctrl *ctrl = priv->ctrl; struct fsl_ifc_runtime *ifc = ctrl->regs.rregs; u32 nand_fsr; @@ -739,7 +739,7 @@ static int fsl_ifc_wait(struct mtd_info *mtd, struct nand_chip *chip) static int fsl_ifc_read_page(struct mtd_info *mtd, struct nand_chip *chip, uint8_t *buf, int oob_required, int page) { - struct fsl_ifc_mtd *priv = chip->priv; + struct fsl_ifc_mtd *priv = nand_get_controller_data(chip); struct fsl_ifc_ctrl *ctrl = priv->ctrl; fsl_ifc_read_buf(mtd, buf, mtd->writesize); @@ -925,8 +925,7 @@ static int fsl_ifc_chip_init(int devnum, u8 *addr) } nand = &priv->chip; - mtd = &nand->mtd; - mtd->priv = nand; + mtd = nand_to_mtd(nand); ifc_ctrl->chips[priv->bank] = priv; @@ -955,7 +954,7 @@ static int fsl_ifc_chip_init(int devnum, u8 *addr) } nand->controller = &ifc_ctrl->controller; - nand->priv = priv; + nand_set_controller_data(nand, priv); nand->ecc.read_page = fsl_ifc_read_page; nand->ecc.write_page = fsl_ifc_write_page; diff --git a/drivers/mtd/nand/fsl_upm.c b/drivers/mtd/nand/fsl_upm.c index 5426c32114..d2b388197b 100644 --- a/drivers/mtd/nand/fsl_upm.c +++ b/drivers/mtd/nand/fsl_upm.c @@ -64,8 +64,8 @@ static void fun_wait(struct fsl_upm_nand *fun) #if CONFIG_SYS_NAND_MAX_CHIPS > 1 static void fun_select_chip(struct mtd_info *mtd, int chip_nr) { - struct nand_chip *chip = mtd->priv; - struct fsl_upm_nand *fun = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_upm_nand *fun = nand_get_controller_data(chip); if (chip_nr >= 0) { fun->chip_nr = chip_nr; @@ -79,8 +79,8 @@ static void fun_select_chip(struct mtd_info *mtd, int chip_nr) static void fun_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl) { - struct nand_chip *chip = mtd->priv; - struct fsl_upm_nand *fun = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_upm_nand *fun = nand_get_controller_data(chip); void __iomem *io_addr; u32 mar; @@ -123,7 +123,7 @@ static void fun_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl) static u8 upm_nand_read_byte(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); return in_8(chip->IO_ADDR_R); } @@ -131,8 +131,8 @@ static u8 upm_nand_read_byte(struct mtd_info *mtd) static void upm_nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len) { int i; - struct nand_chip *chip = mtd->priv; - struct fsl_upm_nand *fun = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_upm_nand *fun = nand_get_controller_data(chip); for (i = 0; i < len; i++) { out_8(chip->IO_ADDR_W, buf[i]); @@ -147,7 +147,7 @@ static void upm_nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len) static void upm_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len) { int i; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); for (i = 0; i < len; i++) buf[i] = in_8(chip->IO_ADDR_R); @@ -155,8 +155,8 @@ static void upm_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len) static int nand_dev_ready(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; - struct fsl_upm_nand *fun = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct fsl_upm_nand *fun = nand_get_controller_data(chip); return fun->dev_ready(fun->chip_nr); } @@ -168,7 +168,7 @@ int fsl_upm_nand_init(struct nand_chip *chip, struct fsl_upm_nand *fun) fun->last_ctrl = NAND_CLE; - chip->priv = fun; + nand_set_controller_data(chip, fun); chip->chip_delay = fun->chip_delay; chip->ecc.mode = NAND_ECC_SOFT; chip->cmd_ctrl = fun_cmd_ctrl; diff --git a/drivers/mtd/nand/fsmc_nand.c b/drivers/mtd/nand/fsmc_nand.c index 0b8b56ffa1..a1f2cbae33 100644 --- a/drivers/mtd/nand/fsmc_nand.c +++ b/drivers/mtd/nand/fsmc_nand.c @@ -165,7 +165,7 @@ static int count_written_bits(uint8_t *buff, int size, int max_bits) static void fsmc_nand_hwcontrol(struct mtd_info *mtd, int cmd, uint ctrl) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); ulong IO_ADDR_W; if (ctrl & NAND_CTRL_CHANGE) { @@ -410,7 +410,7 @@ int fsmc_nand_switch_ecc(uint32_t eccstrength) * function, as it doesn't need to switch to a different ECC layout. */ mtd = nand_info[nand_curr_device]; - nand = mtd->priv; + nand = mtd_to_nand(mtd); /* Setup the ecc configurations again */ if (eccstrength == 1) { @@ -479,8 +479,7 @@ int fsmc_nand_init(struct nand_chip *nand) (void __iomem *)CONFIG_SYS_NAND_BASE; nand->badblockbits = 7; - mtd = &nand->mtd; - mtd->priv = nand; + mtd = nand_to_mtd(nand); switch (fsmc_version) { case FSMC_VER8: diff --git a/drivers/mtd/nand/kb9202_nand.c b/drivers/mtd/nand/kb9202_nand.c index 22c5625407..e978cf8c82 100644 --- a/drivers/mtd/nand/kb9202_nand.c +++ b/drivers/mtd/nand/kb9202_nand.c @@ -35,7 +35,7 @@ */ static void kb9202_nand_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); if (ctrl & NAND_CTRL_CHANGE) { ulong IO_ADDR_W = (ulong) this->IO_ADDR_W; diff --git a/drivers/mtd/nand/kirkwood_nand.c b/drivers/mtd/nand/kirkwood_nand.c index d734113f64..d0a68bdcb9 100644 --- a/drivers/mtd/nand/kirkwood_nand.c +++ b/drivers/mtd/nand/kirkwood_nand.c @@ -33,7 +33,7 @@ static u32 nand_mpp_backup[9] = { 0 }; static void kw_nand_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) { - struct nand_chip *nc = mtd->priv; + struct nand_chip *nc = mtd_to_nand(mtd); u32 offs; if (cmd == NAND_CMD_NONE) diff --git a/drivers/mtd/nand/lpc32xx_nand_mlc.c b/drivers/mtd/nand/lpc32xx_nand_mlc.c index 236b0becd7..9475208918 100644 --- a/drivers/mtd/nand/lpc32xx_nand_mlc.c +++ b/drivers/mtd/nand/lpc32xx_nand_mlc.c @@ -542,8 +542,6 @@ void board_nand_init(void) struct mtd_info *mtd = &lpc32xx_chip.mtd; int ret; - mtd->priv = &lpc32xx_chip; - /* Set all BOARDSPECIFIC (actually core-specific) fields */ lpc32xx_chip.IO_ADDR_R = &lpc32xx_nand_mlc_registers->buff; diff --git a/drivers/mtd/nand/lpc32xx_nand_slc.c b/drivers/mtd/nand/lpc32xx_nand_slc.c index 4e1be36654..89b48cbed0 100644 --- a/drivers/mtd/nand/lpc32xx_nand_slc.c +++ b/drivers/mtd/nand/lpc32xx_nand_slc.c @@ -291,7 +291,7 @@ static void lpc32xx_nand_dma_configure(struct nand_chip *chip, static void lpc32xx_nand_xfer(struct mtd_info *mtd, const u8 *buf, int len, int read) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); u32 config; int ret; diff --git a/drivers/mtd/nand/mpc5121_nfc.c b/drivers/mtd/nand/mpc5121_nfc.c index d836130452..362d393285 100644 --- a/drivers/mtd/nand/mpc5121_nfc.c +++ b/drivers/mtd/nand/mpc5121_nfc.c @@ -117,8 +117,8 @@ static void mpc5121_nfc_done(struct mtd_info *mtd); /* Read NFC register */ static inline u16 nfc_read(struct mtd_info *mtd, uint reg) { - struct nand_chip *chip = mtd->priv; - struct mpc5121_nfc_prv *prv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct mpc5121_nfc_prv *prv = nand_get_controller_data(chip); return in_be16(prv->regs + reg); } @@ -126,8 +126,8 @@ static inline u16 nfc_read(struct mtd_info *mtd, uint reg) /* Write NFC register */ static inline void nfc_write(struct mtd_info *mtd, uint reg, u16 val) { - struct nand_chip *chip = mtd->priv; - struct mpc5121_nfc_prv *prv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct mpc5121_nfc_prv *prv = nand_get_controller_data(chip); out_be16(prv->regs + reg, val); } @@ -211,7 +211,7 @@ static void mpc5121_nfc_done(struct mtd_info *mtd) /* Do address cycle(s) */ static void mpc5121_nfc_addr_cycle(struct mtd_info *mtd, int column, int page) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); u32 pagemask = chip->pagemask; if (column != -1) { @@ -283,8 +283,8 @@ static int mpc5121_nfc_dev_ready(struct mtd_info *mtd) static void mpc5121_nfc_command(struct mtd_info *mtd, unsigned command, int column, int page) { - struct nand_chip *chip = mtd->priv; - struct mpc5121_nfc_prv *prv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct mpc5121_nfc_prv *prv = nand_get_controller_data(chip); prv->column = (column >= 0) ? column : 0; prv->spareonly = 0; @@ -357,8 +357,8 @@ static void mpc5121_nfc_command(struct mtd_info *mtd, unsigned command, static void mpc5121_nfc_copy_spare(struct mtd_info *mtd, uint offset, u8 * buffer, uint size, int wr) { - struct nand_chip *nand = mtd->priv; - struct mpc5121_nfc_prv *prv = nand->priv; + struct nand_chip *nand = mtd_to_nand(mtd); + struct mpc5121_nfc_prv *prv = nand_get_controller_data(nand); uint o, s, sbsize, blksize; /* @@ -410,8 +410,8 @@ static void mpc5121_nfc_copy_spare(struct mtd_info *mtd, uint offset, static void mpc5121_nfc_buf_copy(struct mtd_info *mtd, u_char * buf, int len, int wr) { - struct nand_chip *chip = mtd->priv; - struct mpc5121_nfc_prv *prv = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct mpc5121_nfc_prv *prv = nand_get_controller_data(chip); uint c = prv->column; uint l; @@ -489,7 +489,7 @@ static u16 mpc5121_nfc_read_word(struct mtd_info *mtd) static int mpc5121_nfc_read_hw_config(struct mtd_info *mtd) { immap_t *im = (immap_t *)CONFIG_SYS_IMMR; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); uint rcw_pagesize = 0; uint rcw_sparesize = 0; uint rcw_width; @@ -568,8 +568,7 @@ int board_nand_init(struct nand_chip *chip) } mtd = &chip->mtd; - mtd->priv = chip; - chip->priv = prv; + nand_set_controller_data(chip, prv); /* Read NFC configuration from Reset Config Word */ retval = mpc5121_nfc_read_hw_config(mtd); diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c index 5e7b9cf9de..f935055afd 100644 --- a/drivers/mtd/nand/mxc_nand.c +++ b/drivers/mtd/nand/mxc_nand.c @@ -351,8 +351,8 @@ static int mxc_nand_dev_ready(struct mtd_info *mtd) static void _mxc_nand_enable_hwecc(struct mtd_info *mtd, int on) { - struct nand_chip *nand_chip = mtd->priv; - struct mxc_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct mxc_nand_host *host = nand_get_controller_data(nand_chip); #if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1) uint16_t tmp = readnfc(&host->regs->config1); @@ -386,7 +386,7 @@ static int mxc_nand_read_oob_syndrome(struct mtd_info *mtd, struct nand_chip *chip, int page) { - struct mxc_nand_host *host = chip->priv; + struct mxc_nand_host *host = nand_get_controller_data(chip); uint8_t *buf = chip->oob_poi; int length = mtd->oobsize; int eccpitch = chip->ecc.bytes + chip->ecc.prepad + chip->ecc.postpad; @@ -441,7 +441,7 @@ static int mxc_nand_read_page_raw_syndrome(struct mtd_info *mtd, int oob_required, int page) { - struct mxc_nand_host *host = chip->priv; + struct mxc_nand_host *host = nand_get_controller_data(chip); int eccsize = chip->ecc.size; int eccbytes = chip->ecc.bytes; int eccpitch = eccbytes + chip->ecc.prepad + chip->ecc.postpad; @@ -486,7 +486,7 @@ static int mxc_nand_read_page_syndrome(struct mtd_info *mtd, int oob_required, int page) { - struct mxc_nand_host *host = chip->priv; + struct mxc_nand_host *host = nand_get_controller_data(chip); int n, eccsize = chip->ecc.size; int eccbytes = chip->ecc.bytes; int eccpitch = eccbytes + chip->ecc.prepad + chip->ecc.postpad; @@ -550,7 +550,7 @@ static int mxc_nand_read_page_syndrome(struct mtd_info *mtd, static int mxc_nand_write_oob_syndrome(struct mtd_info *mtd, struct nand_chip *chip, int page) { - struct mxc_nand_host *host = chip->priv; + struct mxc_nand_host *host = nand_get_controller_data(chip); int eccpitch = chip->ecc.bytes + chip->ecc.prepad + chip->ecc.postpad; int length = mtd->oobsize; int i, len, status, steps = chip->ecc.steps; @@ -578,7 +578,7 @@ static int mxc_nand_write_page_raw_syndrome(struct mtd_info *mtd, const uint8_t *buf, int oob_required) { - struct mxc_nand_host *host = chip->priv; + struct mxc_nand_host *host = nand_get_controller_data(chip); int eccsize = chip->ecc.size; int eccbytes = chip->ecc.bytes; int eccpitch = eccbytes + chip->ecc.prepad + chip->ecc.postpad; @@ -618,7 +618,7 @@ static int mxc_nand_write_page_syndrome(struct mtd_info *mtd, const uint8_t *buf, int oob_required) { - struct mxc_nand_host *host = chip->priv; + struct mxc_nand_host *host = nand_get_controller_data(chip); int i, n, eccsize = chip->ecc.size; int eccbytes = chip->ecc.bytes; int eccpitch = eccbytes + chip->ecc.prepad + chip->ecc.postpad; @@ -661,8 +661,8 @@ static int mxc_nand_write_page_syndrome(struct mtd_info *mtd, static int mxc_nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *calc_ecc) { - struct nand_chip *nand_chip = mtd->priv; - struct mxc_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct mxc_nand_host *host = nand_get_controller_data(nand_chip); uint32_t ecc_status = readl(&host->regs->ecc_status_result); int subpages = mtd->writesize / nand_chip->subpagesize; int pg2blk_shift = nand_chip->phys_erase_shift - @@ -700,8 +700,8 @@ static int mxc_nand_correct_data(struct mtd_info *mtd, u_char *dat, static int mxc_nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *calc_ecc) { - struct nand_chip *nand_chip = mtd->priv; - struct mxc_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct mxc_nand_host *host = nand_get_controller_data(nand_chip); /* * 1-Bit errors are automatically corrected in HW. No need for @@ -729,8 +729,8 @@ static int mxc_nand_calculate_ecc(struct mtd_info *mtd, const u_char *dat, static u_char mxc_nand_read_byte(struct mtd_info *mtd) { - struct nand_chip *nand_chip = mtd->priv; - struct mxc_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct mxc_nand_host *host = nand_get_controller_data(nand_chip); uint8_t ret = 0; uint16_t col; uint16_t __iomem *main_buf = @@ -769,8 +769,8 @@ static u_char mxc_nand_read_byte(struct mtd_info *mtd) static uint16_t mxc_nand_read_word(struct mtd_info *mtd) { - struct nand_chip *nand_chip = mtd->priv; - struct mxc_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct mxc_nand_host *host = nand_get_controller_data(nand_chip); uint16_t col, ret; uint16_t __iomem *p; @@ -821,8 +821,8 @@ static uint16_t mxc_nand_read_word(struct mtd_info *mtd) static void mxc_nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len) { - struct nand_chip *nand_chip = mtd->priv; - struct mxc_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct mxc_nand_host *host = nand_get_controller_data(nand_chip); int n, col, i = 0; MTDDEBUG(MTD_DEBUG_LEVEL3, @@ -895,8 +895,8 @@ static void mxc_nand_write_buf(struct mtd_info *mtd, */ static void mxc_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len) { - struct nand_chip *nand_chip = mtd->priv; - struct mxc_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct mxc_nand_host *host = nand_get_controller_data(nand_chip); int n, col, i = 0; MTDDEBUG(MTD_DEBUG_LEVEL3, @@ -955,8 +955,8 @@ static void mxc_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len) */ static void mxc_nand_select_chip(struct mtd_info *mtd, int chip) { - struct nand_chip *nand_chip = mtd->priv; - struct mxc_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct mxc_nand_host *host = nand_get_controller_data(nand_chip); switch (chip) { case -1: @@ -982,8 +982,8 @@ static void mxc_nand_select_chip(struct mtd_info *mtd, int chip) void mxc_nand_command(struct mtd_info *mtd, unsigned command, int column, int page_addr) { - struct nand_chip *nand_chip = mtd->priv; - struct mxc_nand_host *host = nand_chip->priv; + struct nand_chip *nand_chip = mtd_to_nand(mtd); + struct mxc_nand_host *host = nand_get_controller_data(nand_chip); MTDDEBUG(MTD_DEBUG_LEVEL3, "mxc_nand_command (cmd = 0x%x, col = 0x%x, page = 0x%x)\n", @@ -1165,13 +1165,12 @@ int board_nand_init(struct nand_chip *this) /* structures must be linked */ mtd = &this->mtd; - mtd->priv = this; host->nand = this; /* 5 us command delay time */ this->chip_delay = 5; - this->priv = host; + nand_set_controller_data(this, host); this->dev_ready = mxc_nand_dev_ready; this->cmdfunc = mxc_nand_command; this->select_chip = mxc_nand_select_chip; diff --git a/drivers/mtd/nand/mxs_nand.c b/drivers/mtd/nand/mxs_nand.c index b5bbd889ff..7053ff2630 100644 --- a/drivers/mtd/nand/mxs_nand.c +++ b/drivers/mtd/nand/mxs_nand.c @@ -264,8 +264,8 @@ static int mxs_nand_wait_for_bch_complete(void) */ static void mxs_nand_cmd_ctrl(struct mtd_info *mtd, int data, unsigned int ctrl) { - struct nand_chip *nand = mtd->priv; - struct mxs_nand_info *nand_info = nand->priv; + struct nand_chip *nand = mtd_to_nand(mtd); + struct mxs_nand_info *nand_info = nand_get_controller_data(nand); struct mxs_dma_desc *d; uint32_t channel = MXS_DMA_CHANNEL_AHB_APBH_GPMI0 + nand_info->cur_chip; int ret; @@ -343,8 +343,8 @@ static void mxs_nand_cmd_ctrl(struct mtd_info *mtd, int data, unsigned int ctrl) */ static int mxs_nand_device_ready(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; - struct mxs_nand_info *nand_info = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct mxs_nand_info *nand_info = nand_get_controller_data(chip); struct mxs_gpmi_regs *gpmi_regs = (struct mxs_gpmi_regs *)MXS_GPMI_BASE; uint32_t tmp; @@ -360,8 +360,8 @@ static int mxs_nand_device_ready(struct mtd_info *mtd) */ static void mxs_nand_select_chip(struct mtd_info *mtd, int chip) { - struct nand_chip *nand = mtd->priv; - struct mxs_nand_info *nand_info = nand->priv; + struct nand_chip *nand = mtd_to_nand(mtd); + struct mxs_nand_info *nand_info = nand_get_controller_data(nand); nand_info->cur_chip = chip; } @@ -410,8 +410,8 @@ static void mxs_nand_swap_block_mark(struct mtd_info *mtd, */ static void mxs_nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int length) { - struct nand_chip *nand = mtd->priv; - struct mxs_nand_info *nand_info = nand->priv; + struct nand_chip *nand = mtd_to_nand(mtd); + struct mxs_nand_info *nand_info = nand_get_controller_data(nand); struct mxs_dma_desc *d; uint32_t channel = MXS_DMA_CHANNEL_AHB_APBH_GPMI0 + nand_info->cur_chip; int ret; @@ -494,8 +494,8 @@ rtn: static void mxs_nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int length) { - struct nand_chip *nand = mtd->priv; - struct mxs_nand_info *nand_info = nand->priv; + struct nand_chip *nand = mtd_to_nand(mtd); + struct mxs_nand_info *nand_info = nand_get_controller_data(nand); struct mxs_dma_desc *d; uint32_t channel = MXS_DMA_CHANNEL_AHB_APBH_GPMI0 + nand_info->cur_chip; int ret; @@ -559,7 +559,7 @@ static int mxs_nand_ecc_read_page(struct mtd_info *mtd, struct nand_chip *nand, uint8_t *buf, int oob_required, int page) { - struct mxs_nand_info *nand_info = nand->priv; + struct mxs_nand_info *nand_info = nand_get_controller_data(nand); struct mxs_dma_desc *d; uint32_t channel = MXS_DMA_CHANNEL_AHB_APBH_GPMI0 + nand_info->cur_chip; uint32_t corrected = 0, failed = 0; @@ -709,7 +709,7 @@ static int mxs_nand_ecc_write_page(struct mtd_info *mtd, struct nand_chip *nand, const uint8_t *buf, int oob_required) { - struct mxs_nand_info *nand_info = nand->priv; + struct mxs_nand_info *nand_info = nand_get_controller_data(nand); struct mxs_dma_desc *d; uint32_t channel = MXS_DMA_CHANNEL_AHB_APBH_GPMI0 + nand_info->cur_chip; int ret; @@ -775,8 +775,8 @@ rtn: static int mxs_nand_hook_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops) { - struct nand_chip *chip = mtd->priv; - struct mxs_nand_info *nand_info = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct mxs_nand_info *nand_info = nand_get_controller_data(chip); int ret; if (ops->mode == MTD_OPS_RAW) @@ -800,8 +800,8 @@ static int mxs_nand_hook_read_oob(struct mtd_info *mtd, loff_t from, static int mxs_nand_hook_write_oob(struct mtd_info *mtd, loff_t to, struct mtd_oob_ops *ops) { - struct nand_chip *chip = mtd->priv; - struct mxs_nand_info *nand_info = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct mxs_nand_info *nand_info = nand_get_controller_data(chip); int ret; if (ops->mode == MTD_OPS_RAW) @@ -824,8 +824,8 @@ static int mxs_nand_hook_write_oob(struct mtd_info *mtd, loff_t to, */ static int mxs_nand_hook_block_markbad(struct mtd_info *mtd, loff_t ofs) { - struct nand_chip *chip = mtd->priv; - struct mxs_nand_info *nand_info = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct mxs_nand_info *nand_info = nand_get_controller_data(chip); int ret; nand_info->marking_block_bad = 1; @@ -884,7 +884,7 @@ static int mxs_nand_hook_block_markbad(struct mtd_info *mtd, loff_t ofs) static int mxs_nand_ecc_read_oob(struct mtd_info *mtd, struct nand_chip *nand, int page) { - struct mxs_nand_info *nand_info = nand->priv; + struct mxs_nand_info *nand_info = nand_get_controller_data(nand); /* * First, fill in the OOB buffer. If we're doing a raw read, we need to @@ -919,7 +919,7 @@ static int mxs_nand_ecc_read_oob(struct mtd_info *mtd, struct nand_chip *nand, static int mxs_nand_ecc_write_oob(struct mtd_info *mtd, struct nand_chip *nand, int page) { - struct mxs_nand_info *nand_info = nand->priv; + struct mxs_nand_info *nand_info = nand_get_controller_data(nand); uint8_t block_mark = 0; /* @@ -982,8 +982,8 @@ static int mxs_nand_block_bad(struct mtd_info *mtd, loff_t ofs, int getchip) */ static int mxs_nand_scan_bbt(struct mtd_info *mtd) { - struct nand_chip *nand = mtd->priv; - struct mxs_nand_info *nand_info = nand->priv; + struct nand_chip *nand = mtd_to_nand(mtd); + struct mxs_nand_info *nand_info = nand_get_controller_data(nand); struct mxs_bch_regs *bch_regs = (struct mxs_bch_regs *)MXS_BCH_BASE; uint32_t tmp; @@ -1175,7 +1175,7 @@ int board_nand_init(struct nand_chip *nand) memset(&fake_ecc_layout, 0, sizeof(fake_ecc_layout)); - nand->priv = nand_info; + nand_set_controller_data(nand, nand_info); nand->options |= NAND_NO_SUBPAGE_WRITE; nand->cmd_ctrl = mxs_nand_cmd_ctrl; diff --git a/drivers/mtd/nand/mxs_nand_spl.c b/drivers/mtd/nand/mxs_nand_spl.c index 0b3a604cf9..a8a3084d03 100644 --- a/drivers/mtd/nand/mxs_nand_spl.c +++ b/drivers/mtd/nand/mxs_nand_spl.c @@ -14,7 +14,7 @@ static struct nand_chip nand_chip; static void mxs_nand_command(struct mtd_info *mtd, unsigned int command, int column, int page_addr) { - register struct nand_chip *chip = mtd->priv; + register struct nand_chip *chip = mtd_to_nand(mtd); u32 timeo, time_start; /* write out the command to the device */ @@ -51,7 +51,7 @@ static void mxs_nand_command(struct mtd_info *mtd, unsigned int command, static int mxs_flash_ident(struct mtd_info *mtd) { - register struct nand_chip *chip = mtd->priv; + register struct nand_chip *chip = mtd_to_nand(mtd); int i; u8 mfg_id, dev_id; u8 id_data[8]; @@ -111,7 +111,7 @@ static int mxs_flash_ident(struct mtd_info *mtd) static int mxs_read_page_ecc(struct mtd_info *mtd, void *buf, unsigned int page) { - register struct nand_chip *chip = mtd->priv; + register struct nand_chip *chip = mtd_to_nand(mtd); int ret; chip->cmdfunc(mtd, NAND_CMD_READ0, 0x0, page); @@ -125,7 +125,7 @@ static int mxs_read_page_ecc(struct mtd_info *mtd, void *buf, unsigned int page) static int is_badblock(struct mtd_info *mtd, loff_t offs, int allowbbt) { - register struct nand_chip *chip = mtd->priv; + register struct nand_chip *chip = mtd_to_nand(mtd); unsigned int block = offs >> chip->phys_erase_shift; unsigned int page = offs >> chip->page_shift; @@ -148,7 +148,6 @@ static int mxs_nand_init(void) /* init mxs nand driver */ board_nand_init(&nand_chip); mtd = &nand_chip.mtd; - mtd->priv = &nand_chip; /* set mtd functions */ nand_chip.cmdfunc = mxs_nand_command; nand_chip.numchips = 1; @@ -181,7 +180,7 @@ int nand_spl_load_image(uint32_t offs, unsigned int size, void *buf) if (mxs_nand_init()) return -ENODEV; - chip = mtd->priv; + chip = mtd_to_nand(mtd); page = offs >> chip->page_shift; nand_page_per_block = mtd->erasesize / mtd->writesize; diff --git a/drivers/mtd/nand/nand.c b/drivers/mtd/nand/nand.c index ddd8249d59..f449316853 100644 --- a/drivers/mtd/nand/nand.c +++ b/drivers/mtd/nand/nand.c @@ -73,14 +73,13 @@ int nand_register(int devnum, struct mtd_info *mtd) static void nand_init_chip(int i) { struct nand_chip *nand = &nand_chip[i]; - struct mtd_info *mtd = &nand->mtd; + struct mtd_info *mtd = nand_to_mtd(nand); ulong base_addr = base_address[i]; int maxchips = CONFIG_SYS_NAND_MAX_CHIPS; if (maxchips < 1) maxchips = 1; - mtd->priv = nand; nand->IO_ADDR_R = nand->IO_ADDR_W = (void __iomem *)base_addr; if (board_nand_init(nand)) @@ -110,7 +109,7 @@ void nand_init(void) /* * Select the chip in the board/cpu specific driver */ - board_nand_select_device(nand_info[nand_curr_device]->priv, + board_nand_select_device(mtd_to_nand(nand_info[nand_curr_device]), nand_curr_device); #endif } diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 9e8fc1ffe2..92f581edd9 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -105,7 +105,7 @@ DEFINE_LED_TRIGGER(nand_led_trigger); static int check_offs_len(struct mtd_info *mtd, loff_t ofs, uint64_t len) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); int ret = 0; /* Start address must align on block boundary */ @@ -131,7 +131,7 @@ static int check_offs_len(struct mtd_info *mtd, */ static void nand_release_device(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); /* De-select the NAND device */ chip->select_chip(mtd, -1); @@ -145,7 +145,7 @@ static void nand_release_device(struct mtd_info *mtd) */ uint8_t nand_read_byte(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); return readb(chip->IO_ADDR_R); } @@ -158,7 +158,7 @@ uint8_t nand_read_byte(struct mtd_info *mtd) */ static uint8_t nand_read_byte16(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); return (uint8_t) cpu_to_le16(readw(chip->IO_ADDR_R)); } @@ -170,7 +170,7 @@ static uint8_t nand_read_byte16(struct mtd_info *mtd) */ static u16 nand_read_word(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); return readw(chip->IO_ADDR_R); } @@ -183,7 +183,7 @@ static u16 nand_read_word(struct mtd_info *mtd) */ static void nand_select_chip(struct mtd_info *mtd, int chipnr) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); switch (chipnr) { case -1: @@ -206,7 +206,7 @@ static void nand_select_chip(struct mtd_info *mtd, int chipnr) */ static void nand_write_byte(struct mtd_info *mtd, uint8_t byte) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); chip->write_buf(mtd, &byte, 1); } @@ -220,7 +220,7 @@ static void nand_write_byte(struct mtd_info *mtd, uint8_t byte) */ static void nand_write_byte16(struct mtd_info *mtd, uint8_t byte) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); uint16_t word = byte; /* @@ -287,7 +287,7 @@ static void iowrite16_rep(void *addr, void *buf, int len) */ void nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); iowrite8_rep(chip->IO_ADDR_W, buf, len); } @@ -302,7 +302,7 @@ void nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len) */ void nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); ioread8_rep(chip->IO_ADDR_R, buf, len); } @@ -317,7 +317,7 @@ void nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len) */ void nand_write_buf16(struct mtd_info *mtd, const uint8_t *buf, int len) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); u16 *p = (u16 *) buf; iowrite16_rep(chip->IO_ADDR_W, p, len >> 1); @@ -333,7 +333,7 @@ void nand_write_buf16(struct mtd_info *mtd, const uint8_t *buf, int len) */ void nand_read_buf16(struct mtd_info *mtd, uint8_t *buf, int len) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); u16 *p = (u16 *) buf; ioread16_rep(chip->IO_ADDR_R, p, len >> 1); @@ -350,7 +350,7 @@ void nand_read_buf16(struct mtd_info *mtd, uint8_t *buf, int len) static int nand_block_bad(struct mtd_info *mtd, loff_t ofs, int getchip) { int page, chipnr, res = 0, i = 0; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); u16 bad; if (chip->bbt_options & NAND_BBT_SCANLASTPAGE) @@ -410,7 +410,7 @@ static int nand_block_bad(struct mtd_info *mtd, loff_t ofs, int getchip) */ static int nand_default_block_markbad(struct mtd_info *mtd, loff_t ofs) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); struct mtd_oob_ops ops; uint8_t buf[2] = { 0, 0 }; int ret = 0, res, i = 0; @@ -460,7 +460,7 @@ static int nand_default_block_markbad(struct mtd_info *mtd, loff_t ofs) */ static int nand_block_markbad_lowlevel(struct mtd_info *mtd, loff_t ofs) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); int res, ret = 0; if (!(chip->bbt_options & NAND_BBT_NO_OOB_BBM)) { @@ -501,7 +501,7 @@ static int nand_block_markbad_lowlevel(struct mtd_info *mtd, loff_t ofs) */ static int nand_check_wp(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); /* Broken xD cards report WP despite being writable */ if (chip->options & NAND_BROKEN_XD) @@ -521,7 +521,7 @@ static int nand_check_wp(struct mtd_info *mtd) */ static int nand_block_isreserved(struct mtd_info *mtd, loff_t ofs) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); if (!chip->bbt) return 0; @@ -542,7 +542,7 @@ static int nand_block_isreserved(struct mtd_info *mtd, loff_t ofs) static int nand_block_checkbad(struct mtd_info *mtd, loff_t ofs, int getchip, int allowbbt) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); if (!(chip->options & NAND_SKIP_BBTSCAN) && !(chip->options & NAND_BBT_SCANNED)) { @@ -560,7 +560,7 @@ static int nand_block_checkbad(struct mtd_info *mtd, loff_t ofs, int getchip, /* Wait for the ready pin, after a command. The timeout is caught later. */ void nand_wait_ready(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); u32 timeo = (CONFIG_SYS_HZ * 20) / 1000; u32 time_start; @@ -583,7 +583,7 @@ EXPORT_SYMBOL_GPL(nand_wait_ready); */ static void nand_wait_status_ready(struct mtd_info *mtd, unsigned long timeo) { - register struct nand_chip *chip = mtd->priv; + register struct nand_chip *chip = mtd_to_nand(mtd); u32 time_start; timeo = (CONFIG_SYS_HZ * timeo) / 1000; @@ -608,7 +608,7 @@ static void nand_wait_status_ready(struct mtd_info *mtd, unsigned long timeo) static void nand_command(struct mtd_info *mtd, unsigned int command, int column, int page_addr) { - register struct nand_chip *chip = mtd->priv; + register struct nand_chip *chip = mtd_to_nand(mtd); int ctrl = NAND_CTRL_CLE | NAND_CTRL_CHANGE; /* Write out the command to the device */ @@ -711,7 +711,7 @@ static void nand_command(struct mtd_info *mtd, unsigned int command, static void nand_command_lp(struct mtd_info *mtd, unsigned int command, int column, int page_addr) { - register struct nand_chip *chip = mtd->priv; + register struct nand_chip *chip = mtd_to_nand(mtd); /* Emulate NAND_CMD_READOOB */ if (command == NAND_CMD_READOOB) { @@ -835,7 +835,7 @@ static void panic_nand_get_device(struct nand_chip *chip, static int nand_get_device(struct mtd_info *mtd, int new_state) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); chip->state = new_state; return 0; } @@ -1332,7 +1332,7 @@ static uint8_t *nand_transfer_oob(struct nand_chip *chip, uint8_t *oob, */ static int nand_setup_read_retry(struct mtd_info *mtd, int retry_mode) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); pr_debug("setting READ RETRY mode %d\n", retry_mode); @@ -1357,7 +1357,7 @@ static int nand_do_read_ops(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops) { int chipnr, page, realpage, col, bytes, aligned, oob_required; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); int ret = 0; uint32_t readlen = ops->len; uint32_t oobreadlen = ops->ooblen; @@ -1700,7 +1700,7 @@ static int nand_do_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops) { int page, realpage, chipnr; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); struct mtd_ecc_stats stats; int readlen = ops->ooblen; int len; @@ -2139,7 +2139,7 @@ static int nand_write_page(struct mtd_info *mtd, struct nand_chip *chip, static uint8_t *nand_fill_oob(struct mtd_info *mtd, uint8_t *oob, size_t len, struct mtd_oob_ops *ops) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); /* * Initialise to all 0xFF, to avoid the possibility of left over OOB @@ -2199,7 +2199,7 @@ static int nand_do_write_ops(struct mtd_info *mtd, loff_t to, struct mtd_oob_ops *ops) { int chipnr, realpage, page, blockmask, column; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); uint32_t writelen = ops->len; uint32_t oobwritelen = ops->ooblen; @@ -2328,7 +2328,7 @@ err_out: static int panic_nand_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const uint8_t *buf) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); struct mtd_oob_ops ops; int ret; @@ -2388,7 +2388,7 @@ static int nand_do_write_oob(struct mtd_info *mtd, loff_t to, struct mtd_oob_ops *ops) { int chipnr, page, status, len; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); pr_debug("%s: to = 0x%08x, len = %i\n", __func__, (unsigned int)to, (int)ops->ooblen); @@ -2513,7 +2513,7 @@ out: */ static int single_erase(struct mtd_info *mtd, int page) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); /* Send commands to erase a block */ chip->cmdfunc(mtd, NAND_CMD_ERASE1, -1, page); chip->cmdfunc(mtd, NAND_CMD_ERASE2, -1, -1); @@ -2545,7 +2545,7 @@ int nand_erase_nand(struct mtd_info *mtd, struct erase_info *instr, int allowbbt) { int page, status, pages_per_block, ret, chipnr; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); loff_t len; pr_debug("%s: start = 0x%012llx, len = %llu\n", @@ -2908,7 +2908,7 @@ ext_out: static int nand_setup_read_retry_micron(struct mtd_info *mtd, int retry_mode) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); uint8_t feature[ONFI_SUBFEATURE_PARAM_LEN] = {retry_mode}; return chip->onfi_set_features(mtd, chip, ONFI_FEATURE_ADDR_READ_RETRY, @@ -3616,7 +3616,7 @@ int nand_scan_ident(struct mtd_info *mtd, int maxchips, struct nand_flash_dev *table) { int i, nand_maf_id, nand_dev_id; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); struct nand_flash_dev *type; /* Set the default functions */ @@ -3680,7 +3680,7 @@ EXPORT_SYMBOL(nand_scan_ident); */ static bool nand_ecc_strength_good(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); struct nand_ecc_ctrl *ecc = &chip->ecc; int corr, ds_corr; @@ -3709,7 +3709,7 @@ static bool nand_ecc_strength_good(struct mtd_info *mtd) int nand_scan_tail(struct mtd_info *mtd) { int i; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); struct nand_ecc_ctrl *ecc = &chip->ecc; struct nand_buffers *nbuf; diff --git a/drivers/mtd/nand/nand_bbt.c b/drivers/mtd/nand/nand_bbt.c index 00f28a4157..152f3bc78e 100644 --- a/drivers/mtd/nand/nand_bbt.c +++ b/drivers/mtd/nand/nand_bbt.c @@ -173,7 +173,7 @@ static int read_bbt(struct mtd_info *mtd, uint8_t *buf, int page, int num, struct nand_bbt_descr *td, int offs) { int res, ret = 0, i, j, act = 0; - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); size_t retlen, len, totlen; loff_t from; int bits = td->options & NAND_BBT_NRBITS_MSK; @@ -264,7 +264,7 @@ static int read_bbt(struct mtd_info *mtd, uint8_t *buf, int page, int num, */ static int read_abs_bbt(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *td, int chip) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int res = 0, i; if (td->options & NAND_BBT_PERCHIP) { @@ -389,7 +389,7 @@ static u32 bbt_get_ver_offs(struct mtd_info *mtd, struct nand_bbt_descr *td) static void read_abs_bbts(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *td, struct nand_bbt_descr *md) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); /* Read the primary version, if available */ if (td->options & NAND_BBT_VERSION) { @@ -455,7 +455,7 @@ static int scan_block_fast(struct mtd_info *mtd, struct nand_bbt_descr *bd, static int create_bbt(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *bd, int chip) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int i, numblocks, numpages; int startblock; loff_t from; @@ -524,7 +524,7 @@ static int create_bbt(struct mtd_info *mtd, uint8_t *buf, */ static int search_bbt(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *td) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int i, chips; int startblock, block, dir; int scanlen = mtd->writesize + mtd->oobsize; @@ -619,7 +619,7 @@ static int write_bbt(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *td, struct nand_bbt_descr *md, int chipsel) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); struct erase_info einfo; int i, res, chip = 0; int bits, startblock, dir, page, offs, numblocks, sft, sftmsk; @@ -820,7 +820,7 @@ static int write_bbt(struct mtd_info *mtd, uint8_t *buf, */ static inline int nand_memory_bbt(struct mtd_info *mtd, struct nand_bbt_descr *bd) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); return create_bbt(mtd, this->buffers->databuf, bd, -1); } @@ -839,7 +839,7 @@ static inline int nand_memory_bbt(struct mtd_info *mtd, struct nand_bbt_descr *b static int check_create(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *bd) { int i, chips, writeops, create, chipsel, res, res2; - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); struct nand_bbt_descr *td = this->bbt_td; struct nand_bbt_descr *md = this->bbt_md; struct nand_bbt_descr *rd, *rd2; @@ -963,7 +963,7 @@ static int check_create(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_desc */ static void mark_bbt_region(struct mtd_info *mtd, struct nand_bbt_descr *td) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int i, j, chips, block, nrblocks, update; uint8_t oldval; @@ -1023,7 +1023,7 @@ static void mark_bbt_region(struct mtd_info *mtd, struct nand_bbt_descr *td) */ static void verify_bbt_descr(struct mtd_info *mtd, struct nand_bbt_descr *bd) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); u32 pattern_len; u32 bits; u32 table_size; @@ -1075,7 +1075,7 @@ static void verify_bbt_descr(struct mtd_info *mtd, struct nand_bbt_descr *bd) */ int nand_scan_bbt(struct mtd_info *mtd, struct nand_bbt_descr *bd) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int len, res = 0; uint8_t *buf; struct nand_bbt_descr *td = this->bbt_td; @@ -1143,7 +1143,7 @@ int nand_scan_bbt(struct mtd_info *mtd, struct nand_bbt_descr *bd) */ static int nand_update_bbt(struct mtd_info *mtd, loff_t offs) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int len, res = 0; int chip, chipsel; uint8_t *buf; @@ -1277,7 +1277,7 @@ static int nand_create_badblock_pattern(struct nand_chip *this) */ int nand_default_bbt(struct mtd_info *mtd) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int ret; /* Is a flash based bad block table requested? */ @@ -1313,7 +1313,7 @@ int nand_default_bbt(struct mtd_info *mtd) */ int nand_isreserved_bbt(struct mtd_info *mtd, loff_t offs) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int block; block = (int)(offs >> this->bbt_erase_shift); @@ -1328,7 +1328,7 @@ int nand_isreserved_bbt(struct mtd_info *mtd, loff_t offs) */ int nand_isbad_bbt(struct mtd_info *mtd, loff_t offs, int allowbbt) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int block, res; block = (int)(offs >> this->bbt_erase_shift); @@ -1355,7 +1355,7 @@ int nand_isbad_bbt(struct mtd_info *mtd, loff_t offs, int allowbbt) */ int nand_markbad_bbt(struct mtd_info *mtd, loff_t offs) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int block, ret = 0; block = (int)(offs >> this->bbt_erase_shift); diff --git a/drivers/mtd/nand/nand_bch.c b/drivers/mtd/nand/nand_bch.c index 35d2140dab..d7f6ce0acf 100644 --- a/drivers/mtd/nand/nand_bch.c +++ b/drivers/mtd/nand/nand_bch.c @@ -41,7 +41,7 @@ struct nand_bch_control { int nand_bch_calculate_ecc(struct mtd_info *mtd, const unsigned char *buf, unsigned char *code) { - const struct nand_chip *chip = mtd->priv; + const struct nand_chip *chip = mtd_to_nand(mtd); struct nand_bch_control *nbc = chip->ecc.priv; unsigned int i; @@ -67,7 +67,7 @@ int nand_bch_calculate_ecc(struct mtd_info *mtd, const unsigned char *buf, int nand_bch_correct_data(struct mtd_info *mtd, unsigned char *buf, unsigned char *read_ecc, unsigned char *calc_ecc) { - const struct nand_chip *chip = mtd->priv; + const struct nand_chip *chip = mtd_to_nand(mtd); struct nand_bch_control *nbc = chip->ecc.priv; unsigned int *errloc = nbc->errloc; int i, count; diff --git a/drivers/mtd/nand/nand_plat.c b/drivers/mtd/nand/nand_plat.c index 37a0206ad6..335c3e3471 100644 --- a/drivers/mtd/nand/nand_plat.c +++ b/drivers/mtd/nand/nand_plat.c @@ -25,7 +25,7 @@ static void plat_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); if (cmd == NAND_CMD_NONE) return; @@ -39,7 +39,7 @@ static void plat_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl) #ifdef NAND_PLAT_DEV_READY static int plat_dev_ready(struct mtd_info *mtd) { - return NAND_PLAT_DEV_READY((struct nand_chip *)mtd->priv); + return NAND_PLAT_DEV_READY((struct nand_chip *)mtd_to_nand(mtd)); } #else # define plat_dev_ready NULL diff --git a/drivers/mtd/nand/nand_spl_simple.c b/drivers/mtd/nand/nand_spl_simple.c index bc6a09a1b5..b023e00313 100644 --- a/drivers/mtd/nand/nand_spl_simple.c +++ b/drivers/mtd/nand/nand_spl_simple.c @@ -26,7 +26,7 @@ static struct nand_chip nand_chip; static int nand_command(int block, int page, uint32_t offs, u8 cmd) { - struct nand_chip *this = mtd->priv(); + struct nand_chip *this = mtd_to_nand(mtd); int page_addr = page + block * CONFIG_SYS_NAND_PAGE_COUNT; while (!this->dev_ready(mtd)) @@ -63,7 +63,7 @@ static int nand_command(int block, int page, uint32_t offs, static int nand_command(int block, int page, uint32_t offs, u8 cmd) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); int page_addr = page + block * CONFIG_SYS_NAND_PAGE_COUNT; void (*hwctrl)(struct mtd_info *mtd, int cmd, unsigned int ctrl) = this->cmd_ctrl; @@ -114,7 +114,7 @@ static int nand_command(int block, int page, uint32_t offs, static int nand_is_bad_block(int block) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); u_char bb_data[2]; nand_command(block, 0, CONFIG_SYS_NAND_BAD_BLOCK_POS, @@ -139,7 +139,7 @@ static int nand_is_bad_block(int block) #if defined(CONFIG_SYS_NAND_HW_ECC_OOBFIRST) static int nand_read_page(int block, int page, uchar *dst) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); u_char ecc_calc[ECCTOTAL]; u_char ecc_code[ECCTOTAL]; u_char oob_data[CONFIG_SYS_NAND_OOBSIZE]; @@ -170,7 +170,7 @@ static int nand_read_page(int block, int page, uchar *dst) #else static int nand_read_page(int block, int page, void *dst) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); u_char ecc_calc[ECCTOTAL]; u_char ecc_code[ECCTOTAL]; u_char oob_data[CONFIG_SYS_NAND_OOBSIZE]; @@ -250,7 +250,6 @@ void nand_init(void) * Init board specific nand support */ mtd = &nand_chip.mtd; - mtd->priv = &nand_chip; nand_chip.IO_ADDR_R = nand_chip.IO_ADDR_W = (void __iomem *)CONFIG_SYS_NAND_BASE; board_nand_init(&nand_chip); diff --git a/drivers/mtd/nand/nand_util.c b/drivers/mtd/nand/nand_util.c index 90bf798ac0..9b61087e86 100644 --- a/drivers/mtd/nand/nand_util.c +++ b/drivers/mtd/nand/nand_util.c @@ -59,7 +59,7 @@ int nand_erase_opts(struct mtd_info *mtd, int percent_complete = -1; const char *mtd_device = mtd->name; struct mtd_oob_ops oob_opts; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); if ((opts->offset & (mtd->erasesize - 1)) != 0) { printf("Attempt to erase non block-aligned data\n"); @@ -217,7 +217,7 @@ int nand_lock(struct mtd_info *mtd, int tight) { int ret = 0; int status; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); /* select the NAND device */ chip->select_chip(mtd, 0); @@ -267,7 +267,7 @@ int nand_get_lock_status(struct mtd_info *mtd, loff_t offset) int ret = 0; int chipnr; int page; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); /* select the NAND device */ chipnr = (int)(offset >> chip->chip_shift); @@ -314,7 +314,7 @@ int nand_unlock(struct mtd_info *mtd, loff_t start, size_t length, int chipnr; int status; int page; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); debug("nand_unlock%s: start: %08llx, length: %zd!\n", allexcept ? " (allexcept)" : "", start, length); diff --git a/drivers/mtd/nand/ndfc.c b/drivers/mtd/nand/ndfc.c index 8a68cb0a67..ee353c768b 100644 --- a/drivers/mtd/nand/ndfc.c +++ b/drivers/mtd/nand/ndfc.c @@ -37,7 +37,7 @@ static int ndfc_cs[NDFC_MAX_BANKS]; static void ndfc_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) { - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); ulong base = (ulong) this->IO_ADDR_W & 0xffffff00; if (cmd == NAND_CMD_NONE) @@ -51,7 +51,7 @@ static void ndfc_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) static int ndfc_dev_ready(struct mtd_info *mtdinfo) { - struct nand_chip *this = mtdinfo->priv; + struct nand_chip *this = mtd_to_nand(mtdinfo); ulong base = (ulong) this->IO_ADDR_W & 0xffffff00; return (in_be32((u32 *)(base + NDFC_STAT)) & NDFC_STAT_IS_READY); @@ -59,7 +59,7 @@ static int ndfc_dev_ready(struct mtd_info *mtdinfo) static void ndfc_enable_hwecc(struct mtd_info *mtdinfo, int mode) { - struct nand_chip *this = mtdinfo->priv; + struct nand_chip *this = mtd_to_nand(mtdinfo); ulong base = (ulong) this->IO_ADDR_W & 0xffffff00; u32 ccr; @@ -71,7 +71,7 @@ static void ndfc_enable_hwecc(struct mtd_info *mtdinfo, int mode) static int ndfc_calculate_ecc(struct mtd_info *mtdinfo, const u_char *dat, u_char *ecc_code) { - struct nand_chip *this = mtdinfo->priv; + struct nand_chip *this = mtd_to_nand(mtdinfo); ulong base = (ulong) this->IO_ADDR_W & 0xffffff00; u32 ecc; u8 *p = (u8 *)&ecc; @@ -96,7 +96,7 @@ static int ndfc_calculate_ecc(struct mtd_info *mtdinfo, */ static void ndfc_read_buf(struct mtd_info *mtdinfo, uint8_t *buf, int len) { - struct nand_chip *this = mtdinfo->priv; + struct nand_chip *this = mtd_to_nand(mtdinfo); ulong base = (ulong) this->IO_ADDR_W & 0xffffff00; uint32_t *p = (uint32_t *) buf; @@ -110,7 +110,7 @@ static void ndfc_read_buf(struct mtd_info *mtdinfo, uint8_t *buf, int len) */ static void ndfc_write_buf(struct mtd_info *mtdinfo, const uint8_t *buf, int len) { - struct nand_chip *this = mtdinfo->priv; + struct nand_chip *this = mtd_to_nand(mtdinfo); ulong base = (ulong) this->IO_ADDR_W & 0xffffff00; uint32_t *p = (uint32_t *) buf; @@ -124,7 +124,7 @@ static void ndfc_write_buf(struct mtd_info *mtdinfo, const uint8_t *buf, int len static uint8_t ndfc_read_byte(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); #ifdef CONFIG_SYS_NAND_BUSWIDTH_16BIT return (uint8_t) readw(chip->IO_ADDR_R); diff --git a/drivers/mtd/nand/omap_gpmc.c b/drivers/mtd/nand/omap_gpmc.c index f2ee90ee61..cac9eea2c1 100644 --- a/drivers/mtd/nand/omap_gpmc.c +++ b/drivers/mtd/nand/omap_gpmc.c @@ -58,8 +58,8 @@ static struct omap_nand_info omap_nand_info[GPMC_MAX_CS]; static void omap_nand_hwcontrol(struct mtd_info *mtd, int32_t cmd, uint32_t ctrl) { - register struct nand_chip *this = mtd->priv; - struct omap_nand_info *info = this->priv; + register struct nand_chip *this = mtd_to_nand(mtd); + struct omap_nand_info *info = nand_get_controller_data(this); int cs = info->cs; /* @@ -85,8 +85,8 @@ static void omap_nand_hwcontrol(struct mtd_info *mtd, int32_t cmd, /* Check wait pin as dev ready indicator */ static int omap_dev_ready(struct mtd_info *mtd) { - register struct nand_chip *this = mtd->priv; - struct omap_nand_info *info = this->priv; + register struct nand_chip *this = mtd_to_nand(mtd); + struct omap_nand_info *info = nand_get_controller_data(this); return gpmc_cfg->status & (1 << (8 + info->ws)); } @@ -177,8 +177,8 @@ static int __maybe_unused omap_correct_data(struct mtd_info *mtd, uint8_t *dat, __maybe_unused static void omap_enable_hwecc(struct mtd_info *mtd, int32_t mode) { - struct nand_chip *nand = mtd->priv; - struct omap_nand_info *info = nand->priv; + struct nand_chip *nand = mtd_to_nand(mtd); + struct omap_nand_info *info = nand_get_controller_data(nand); unsigned int dev_width = (nand->options & NAND_BUSWIDTH_16) ? 1 : 0; unsigned int ecc_algo = 0; unsigned int bch_type = 0; @@ -262,8 +262,8 @@ static void omap_enable_hwecc(struct mtd_info *mtd, int32_t mode) static int omap_calculate_ecc(struct mtd_info *mtd, const uint8_t *dat, uint8_t *ecc_code) { - struct nand_chip *chip = mtd->priv; - struct omap_nand_info *info = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct omap_nand_info *info = nand_get_controller_data(chip); uint32_t *ptr, val = 0; int8_t i = 0, j; @@ -392,7 +392,7 @@ static int __read_prefetch_aligned(struct nand_chip *chip, uint32_t *buf, int le { int ret; uint32_t cnt; - struct omap_nand_info *info = chip->priv; + struct omap_nand_info *info = nand_get_controller_data(chip); ret = omap_prefetch_enable(PREFETCH_FIFOTHRESHOLD_MAX, len, 0, info->cs); if (ret < 0) @@ -417,7 +417,7 @@ static int __read_prefetch_aligned(struct nand_chip *chip, uint32_t *buf, int le static inline void omap_nand_read(struct mtd_info *mtd, uint8_t *buf, int len) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); if (chip->options & NAND_BUSWIDTH_16) nand_read_buf16(mtd, buf, len); @@ -429,7 +429,7 @@ static void omap_nand_read_prefetch(struct mtd_info *mtd, uint8_t *buf, int len) { int ret; uint32_t head, tail; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); /* * If the destination buffer is unaligned, start with reading @@ -491,8 +491,8 @@ static void omap_reverse_list(u8 *list, unsigned int length) static int omap_correct_data_bch(struct mtd_info *mtd, uint8_t *dat, uint8_t *read_ecc, uint8_t *calc_ecc) { - struct nand_chip *chip = mtd->priv; - struct omap_nand_info *info = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct omap_nand_info *info = nand_get_controller_data(chip); struct nand_ecc_ctrl *ecc = &chip->ecc; uint32_t error_count = 0, error_max; uint32_t error_loc[ELM_MAX_ERROR_COUNT]; @@ -652,8 +652,8 @@ static int omap_correct_data_bch_sw(struct mtd_info *mtd, u_char *data, int i, count; /* cannot correct more than 8 errors */ unsigned int errloc[8]; - struct nand_chip *chip = mtd->priv; - struct omap_nand_info *info = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct omap_nand_info *info = nand_get_controller_data(chip); count = decode_bch(info->control, NULL, 512, read_ecc, calc_ecc, NULL, errloc); @@ -691,8 +691,8 @@ static int omap_correct_data_bch_sw(struct mtd_info *mtd, u_char *data, */ static void __maybe_unused omap_free_bch(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; - struct omap_nand_info *info = chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct omap_nand_info *info = nand_get_controller_data(chip); if (info->control) { free_bch(info->control); @@ -710,7 +710,7 @@ static void __maybe_unused omap_free_bch(struct mtd_info *mtd) */ static int omap_select_ecc_scheme(struct nand_chip *nand, enum omap_ecc ecc_scheme, unsigned int pagesize, unsigned int oobsize) { - struct omap_nand_info *info = nand->priv; + struct omap_nand_info *info = nand_get_controller_data(nand); struct nand_ecclayout *ecclayout = &omap_ecclayout; int eccsteps = pagesize / SECTOR_BYTES; int i; @@ -904,7 +904,7 @@ int __maybe_unused omap_nand_switch_ecc(uint32_t hardware, uint32_t eccstrength) } mtd = nand_info[nand_curr_device]; - nand = mtd->priv; + nand = mtd_to_nand(mtd); nand->options |= NAND_OWN_BUFFERS; nand->options &= ~NAND_SUBPAGE_READ; /* Setup the ecc configurations again */ @@ -994,7 +994,7 @@ int board_nand_init(struct nand_chip *nand) omap_nand_info[cs].control = NULL; omap_nand_info[cs].cs = cs; omap_nand_info[cs].ws = wscfg[cs]; - nand->priv = &omap_nand_info[cs]; + nand_set_controller_data(nand, &omap_nand_info[cs]); nand->cmd_ctrl = omap_nand_hwcontrol; nand->options |= NAND_NO_PADDING | NAND_CACHEPRG; nand->chip_delay = 100; diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c index 125dbe7fd3..03bf0468f1 100644 --- a/drivers/mtd/nand/pxa3xx_nand.c +++ b/drivers/mtd/nand/pxa3xx_nand.c @@ -900,7 +900,8 @@ static int prepare_set_command(struct pxa3xx_nand_info *info, int command, static void nand_cmdfunc(struct mtd_info *mtd, unsigned command, int column, int page_addr) { - struct pxa3xx_nand_host *host = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct pxa3xx_nand_host *host = nand_get_controller_data(chip); struct pxa3xx_nand_info *info = host->info_data; int exec_cmd; @@ -960,7 +961,8 @@ static void nand_cmdfunc_extended(struct mtd_info *mtd, const unsigned command, int column, int page_addr) { - struct pxa3xx_nand_host *host = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct pxa3xx_nand_host *host = nand_get_controller_data(chip); struct pxa3xx_nand_info *info = host->info_data; int exec_cmd, ext_cmd_type; @@ -1091,7 +1093,7 @@ static int pxa3xx_nand_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip, uint8_t *buf, int oob_required, int page) { - struct pxa3xx_nand_host *host = mtd->priv; + struct pxa3xx_nand_host *host = nand_get_controller_data(chip); struct pxa3xx_nand_info *info = host->info_data; chip->read_buf(mtd, buf, mtd->writesize); @@ -1117,7 +1119,8 @@ static int pxa3xx_nand_read_page_hwecc(struct mtd_info *mtd, static uint8_t pxa3xx_nand_read_byte(struct mtd_info *mtd) { - struct pxa3xx_nand_host *host = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct pxa3xx_nand_host *host = nand_get_controller_data(chip); struct pxa3xx_nand_info *info = host->info_data; char retval = 0xFF; @@ -1130,7 +1133,8 @@ static uint8_t pxa3xx_nand_read_byte(struct mtd_info *mtd) static u16 pxa3xx_nand_read_word(struct mtd_info *mtd) { - struct pxa3xx_nand_host *host = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct pxa3xx_nand_host *host = nand_get_controller_data(chip); struct pxa3xx_nand_info *info = host->info_data; u16 retval = 0xFFFF; @@ -1143,7 +1147,8 @@ static u16 pxa3xx_nand_read_word(struct mtd_info *mtd) static void pxa3xx_nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len) { - struct pxa3xx_nand_host *host = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct pxa3xx_nand_host *host = nand_get_controller_data(chip); struct pxa3xx_nand_info *info = host->info_data; int real_len = min_t(size_t, len, info->buf_count - info->buf_start); @@ -1154,7 +1159,8 @@ static void pxa3xx_nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len) static void pxa3xx_nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len) { - struct pxa3xx_nand_host *host = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct pxa3xx_nand_host *host = nand_get_controller_data(chip); struct pxa3xx_nand_info *info = host->info_data; int real_len = min_t(size_t, len, info->buf_count - info->buf_start); @@ -1169,7 +1175,8 @@ static void pxa3xx_nand_select_chip(struct mtd_info *mtd, int chip) static int pxa3xx_nand_waitfunc(struct mtd_info *mtd, struct nand_chip *this) { - struct pxa3xx_nand_host *host = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct pxa3xx_nand_host *host = nand_get_controller_data(chip); struct pxa3xx_nand_info *info = host->info_data; if (info->need_wait) { @@ -1210,7 +1217,7 @@ static int pxa3xx_nand_config_flash(struct pxa3xx_nand_info *info) { struct pxa3xx_nand_host *host = info->host[info->cs]; struct mtd_info *mtd = host->mtd; - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); info->reg_ndcr |= (host->col_addr_cycles == 2) ? NDCR_RA_START : 0; info->reg_ndcr |= (chip->page_shift == 6) ? NDCR_PG_PER_BLK : 0; @@ -1262,7 +1269,7 @@ static int pxa3xx_nand_sensing(struct pxa3xx_nand_host *host) int ret; mtd = info->host[info->cs]->mtd; - chip = mtd->priv; + chip = mtd_to_nand(mtd); /* configure default flash values */ info->reg_ndcr = 0x0; /* enable all interrupts */ @@ -1354,10 +1361,10 @@ static int pxa_ecc_init(struct pxa3xx_nand_info *info, static int pxa3xx_nand_scan(struct mtd_info *mtd) { - struct pxa3xx_nand_host *host = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct pxa3xx_nand_host *host = nand_get_controller_data(chip); struct pxa3xx_nand_info *info = host->info_data; struct pxa3xx_nand_platform_data *pdata = info->pdata; - struct nand_chip *chip = mtd->priv; int ret; uint16_t ecc_strength, ecc_step; @@ -1479,14 +1486,13 @@ static int alloc_nand_resource(struct pxa3xx_nand_info *info) for (cs = 0; cs < pdata->num_cs; cs++) { chip = (struct nand_chip *) ((u8 *)&info[1] + sizeof(*host) * cs); - mtd = &chip->mtd; + mtd = nand_to_mtd(chip); host = (struct pxa3xx_nand_host *)chip; info->host[cs] = host; host->mtd = mtd; host->cs = cs; host->info_data = info; host->read_id_bytes = 4; - mtd->priv = host; mtd->owner = THIS_MODULE; chip->ecc.read_page = pxa3xx_nand_read_page_hwecc; diff --git a/drivers/mtd/nand/s3c2410_nand.c b/drivers/mtd/nand/s3c2410_nand.c index b3a2a60bb2..2a0da6e398 100644 --- a/drivers/mtd/nand/s3c2410_nand.c +++ b/drivers/mtd/nand/s3c2410_nand.c @@ -31,7 +31,7 @@ static void nand_read_buf(struct mtd_info *mtd, u_char *buf, int len) { int i; - struct nand_chip *this = mtd->priv; + struct nand_chip *this = mtd_to_nand(mtd); for (i = 0; i < len; i++) buf[i] = readb(this->IO_ADDR_R); @@ -40,7 +40,7 @@ static void nand_read_buf(struct mtd_info *mtd, u_char *buf, int len) static void s3c24x0_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); struct s3c24x0_nand *nand = s3c24x0_get_base_nand(); debug("hwcontrol(): 0x%02x 0x%02x\n", cmd, ctrl); diff --git a/drivers/mtd/nand/tegra_nand.c b/drivers/mtd/nand/tegra_nand.c index b20fb1e10d..3eae4cbee2 100644 --- a/drivers/mtd/nand/tegra_nand.c +++ b/drivers/mtd/nand/tegra_nand.c @@ -143,10 +143,10 @@ static int nand_waitfor_cmd_completion(struct nand_ctlr *reg) */ static uint8_t read_byte(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); struct nand_drv *info; - info = (struct nand_drv *)chip->priv; + info = (struct nand_drv *)nand_get_controller_data(chip); writel(CMD_GO | CMD_PIO | CMD_RX | CMD_CE0 | CMD_A_VALID, &info->reg->command); @@ -169,8 +169,8 @@ static void read_buf(struct mtd_info *mtd, uint8_t *buf, int len) { int i, s; unsigned int reg; - struct nand_chip *chip = mtd->priv; - struct nand_drv *info = (struct nand_drv *)chip->priv; + struct nand_chip *chip = mtd_to_nand(mtd); + struct nand_drv *info = (struct nand_drv *)nand_get_controller_data(chip); for (i = 0; i < len; i += 4) { s = (len - i) > 4 ? 4 : len - i; @@ -194,11 +194,11 @@ static void read_buf(struct mtd_info *mtd, uint8_t *buf, int len) */ static int nand_dev_ready(struct mtd_info *mtd) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); int reg_val; struct nand_drv *info; - info = (struct nand_drv *)chip->priv; + info = (struct nand_drv *)nand_get_controller_data(chip); reg_val = readl(&info->reg->status); if (reg_val & STATUS_RBSY0) @@ -245,10 +245,10 @@ static void nand_clear_interrupt_status(struct nand_ctlr *reg) static void nand_command(struct mtd_info *mtd, unsigned int command, int column, int page_addr) { - struct nand_chip *chip = mtd->priv; + struct nand_chip *chip = mtd_to_nand(mtd); struct nand_drv *info; - info = (struct nand_drv *)chip->priv; + info = (struct nand_drv *)nand_get_controller_data(chip); /* * Write out the command to the device. @@ -512,7 +512,7 @@ static int nand_rw_page(struct mtd_info *mtd, struct nand_chip *chip, return -EINVAL; } - info = (struct nand_drv *)chip->priv; + info = (struct nand_drv *)nand_get_controller_data(chip); config = &info->config; if (set_bus_width_page_size(config, ®_val)) return -EINVAL; @@ -662,7 +662,7 @@ static int nand_write_page_hwecc(struct mtd_info *mtd, int page; struct nand_drv *info; - info = (struct nand_drv *)chip->priv; + info = (struct nand_drv *)nand_get_controller_data(chip); page = (readl(&info->reg->addr_reg1) >> 16) | (readl(&info->reg->addr_reg2) << 16); @@ -702,7 +702,7 @@ static int nand_write_page_raw(struct mtd_info *mtd, int page; struct nand_drv *info; - info = (struct nand_drv *)chip->priv; + info = (struct nand_drv *)nand_get_controller_data(chip); page = (readl(&info->reg->addr_reg1) >> 16) | (readl(&info->reg->addr_reg2) << 16); @@ -734,7 +734,7 @@ static int nand_rw_oob(struct mtd_info *mtd, struct nand_chip *chip, if (((int)chip->oob_poi) & 0x03) return -EINVAL; - info = (struct nand_drv *)chip->priv; + info = (struct nand_drv *)nand_get_controller_data(chip); if (set_bus_width_page_size(&info->config, ®_val)) return -EINVAL; @@ -963,7 +963,7 @@ int tegra_nand_init(struct nand_chip *nand, int devnum) nand->ecc.strength = 1; nand->select_chip = nand_select_chip; nand->dev_ready = nand_dev_ready; - nand->priv = &nand_ctrl; + nand_set_controller_data(nand, &nand_ctrl); /* Disable subpage writes as we do not provide ecc->hwctl */ nand->options |= NAND_NO_SUBPAGE_WRITE; @@ -976,8 +976,7 @@ int tegra_nand_init(struct nand_chip *nand, int devnum) dm_gpio_set_value(&config->wp_gpio, 1); - our_mtd = &nand->mtd; - our_mtd->priv = nand; + our_mtd = nand_to_mtd(nand); ret = nand_scan_ident(our_mtd, CONFIG_SYS_NAND_MAX_CHIPS, NULL); if (ret) return ret; diff --git a/drivers/mtd/nand/vf610_nfc.c b/drivers/mtd/nand/vf610_nfc.c index 3be8b02ccb..a4d5a6205f 100644 --- a/drivers/mtd/nand/vf610_nfc.c +++ b/drivers/mtd/nand/vf610_nfc.c @@ -155,8 +155,7 @@ struct vf610_nfc { enum vf610_nfc_alt_buf alt_buf; }; -#define mtd_to_nfc(_mtd) \ - (struct vf610_nfc *)((struct nand_chip *)_mtd->priv)->priv +#define mtd_to_nfc(_mtd) nand_get_controller_data(mtd_to_nand(_mtd)) #if defined(CONFIG_SYS_NAND_VF610_NFC_45_ECC_BYTES) #define ECC_HW_MODE ECC_45_BYTE @@ -653,9 +652,8 @@ static int vf610_nfc_nand_init(int devnum, void __iomem *addr) chip = &nfc->chip; nfc->regs = addr; - mtd = &chip->mtd; - mtd->priv = chip; - chip->priv = nfc; + mtd = nand_to_mtd(chip); + nand_set_controller_data(chip, nfc); if (cfg.width == 16) chip->options |= NAND_BUSWIDTH_16; diff --git a/fs/yaffs2/yaffs_uboot_glue.c b/fs/yaffs2/yaffs_uboot_glue.c index 6d8687148d..25aa6d1564 100644 --- a/fs/yaffs2/yaffs_uboot_glue.c +++ b/fs/yaffs2/yaffs_uboot_glue.c @@ -190,7 +190,7 @@ void cmd_yaffs_devconfig(char *_mp, int flash_dev, goto err; } - chip = mtd->priv; + chip = mtd_to_nand(mtd); /* Check for any conflicts */ yaffs_dev_rewind(); diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index fe8ac9da29..e1df66b625 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -740,6 +740,26 @@ struct nand_chip { void *priv; }; +static inline struct nand_chip *mtd_to_nand(struct mtd_info *mtd) +{ + return container_of(mtd, struct nand_chip, mtd); +} + +static inline struct mtd_info *nand_to_mtd(struct nand_chip *chip) +{ + return &chip->mtd; +} + +static inline void *nand_get_controller_data(struct nand_chip *chip) +{ + return chip->priv; +} + +static inline void nand_set_controller_data(struct nand_chip *chip, void *priv) +{ + chip->priv = priv; +} + /* * NAND Flash Manufacturer ID Codes */ |
