diff options
Diffstat (limited to 'drivers/mtd/nand/raw/cafe_nand.c')
| -rw-r--r-- | drivers/mtd/nand/raw/cafe_nand.c | 74 |
1 files changed, 36 insertions, 38 deletions
diff --git a/drivers/mtd/nand/raw/cafe_nand.c b/drivers/mtd/nand/raw/cafe_nand.c index 1dbe43adcfe7..c1a745940d12 100644 --- a/drivers/mtd/nand/raw/cafe_nand.c +++ b/drivers/mtd/nand/raw/cafe_nand.c @@ -100,9 +100,8 @@ static const char *part_probes[] = { "cmdlinepart", "RedBoot", NULL }; #define cafe_readl(cafe, addr) readl((cafe)->mmio + CAFE_##addr) #define cafe_writel(cafe, datum, addr) writel(datum, (cafe)->mmio + CAFE_##addr) -static int cafe_device_ready(struct mtd_info *mtd) +static int cafe_device_ready(struct nand_chip *chip) { - struct nand_chip *chip = mtd_to_nand(mtd); struct cafe_priv *cafe = nand_get_controller_data(chip); int result = !!(cafe_readl(cafe, NAND_STATUS) & 0x40000000); uint32_t irqs = cafe_readl(cafe, NAND_IRQ); @@ -117,9 +116,8 @@ static int cafe_device_ready(struct mtd_info *mtd) } -static void cafe_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len) +static void cafe_write_buf(struct nand_chip *chip, const uint8_t *buf, int len) { - struct nand_chip *chip = mtd_to_nand(mtd); struct cafe_priv *cafe = nand_get_controller_data(chip); if (cafe->usedma) @@ -133,9 +131,8 @@ static void cafe_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len) len, cafe->datalen); } -static void cafe_read_buf(struct mtd_info *mtd, uint8_t *buf, int len) +static void cafe_read_buf(struct nand_chip *chip, uint8_t *buf, int len) { - struct nand_chip *chip = mtd_to_nand(mtd); struct cafe_priv *cafe = nand_get_controller_data(chip); if (cafe->usedma) @@ -148,22 +145,21 @@ static void cafe_read_buf(struct mtd_info *mtd, uint8_t *buf, int len) cafe->datalen += len; } -static uint8_t cafe_read_byte(struct mtd_info *mtd) +static uint8_t cafe_read_byte(struct nand_chip *chip) { - struct nand_chip *chip = mtd_to_nand(mtd); struct cafe_priv *cafe = nand_get_controller_data(chip); uint8_t d; - cafe_read_buf(mtd, &d, 1); + cafe_read_buf(chip, &d, 1); cafe_dev_dbg(&cafe->pdev->dev, "Read %02x\n", d); return d; } -static void cafe_nand_cmdfunc(struct mtd_info *mtd, unsigned command, +static void cafe_nand_cmdfunc(struct nand_chip *chip, unsigned command, int column, int page_addr) { - struct nand_chip *chip = mtd_to_nand(mtd); + struct mtd_info *mtd = nand_to_mtd(chip); struct cafe_priv *cafe = nand_get_controller_data(chip); int adrbytes = 0; uint32_t ctl1; @@ -313,13 +309,12 @@ static void cafe_nand_cmdfunc(struct mtd_info *mtd, unsigned command, cafe_writel(cafe, cafe->ctl2, NAND_CTRL2); return; } - nand_wait_ready(mtd); + nand_wait_ready(chip); cafe_writel(cafe, cafe->ctl2, NAND_CTRL2); } -static void cafe_select_chip(struct mtd_info *mtd, int chipnr) +static void cafe_select_chip(struct nand_chip *chip, int chipnr) { - struct nand_chip *chip = mtd_to_nand(mtd); struct cafe_priv *cafe = nand_get_controller_data(chip); cafe_dev_dbg(&cafe->pdev->dev, "select_chip %d\n", chipnr); @@ -346,17 +341,19 @@ static irqreturn_t cafe_nand_interrupt(int irq, void *id) return IRQ_HANDLED; } -static int cafe_nand_write_oob(struct mtd_info *mtd, - struct nand_chip *chip, int page) +static int cafe_nand_write_oob(struct nand_chip *chip, int page) { + struct mtd_info *mtd = nand_to_mtd(chip); + return nand_prog_page_op(chip, page, mtd->writesize, chip->oob_poi, mtd->oobsize); } /* Don't use -- use nand_read_oob_std for now */ -static int cafe_nand_read_oob(struct mtd_info *mtd, struct nand_chip *chip, - int page) +static int cafe_nand_read_oob(struct nand_chip *chip, int page) { + struct mtd_info *mtd = nand_to_mtd(chip); + return nand_read_oob_op(chip, page, 0, chip->oob_poi, mtd->oobsize); } /** @@ -369,9 +366,10 @@ static int cafe_nand_read_oob(struct mtd_info *mtd, struct nand_chip *chip, * The hw generator calculates the error syndrome automatically. Therefore * we need a special oob layout and handling. */ -static int cafe_nand_read_page(struct mtd_info *mtd, struct nand_chip *chip, - uint8_t *buf, int oob_required, int page) +static int cafe_nand_read_page(struct nand_chip *chip, uint8_t *buf, + int oob_required, int page) { + struct mtd_info *mtd = nand_to_mtd(chip); struct cafe_priv *cafe = nand_get_controller_data(chip); unsigned int max_bitflips = 0; @@ -380,7 +378,7 @@ static int cafe_nand_read_page(struct mtd_info *mtd, struct nand_chip *chip, cafe_readl(cafe, NAND_ECC_SYN01)); nand_read_page_op(chip, page, 0, buf, mtd->writesize); - chip->read_buf(mtd, chip->oob_poi, mtd->oobsize); + chip->legacy.read_buf(chip, chip->oob_poi, mtd->oobsize); if (checkecc && cafe_readl(cafe, NAND_ECC_RESULT) & (1<<18)) { unsigned short syn[8], pat[4]; @@ -531,15 +529,15 @@ static struct nand_bbt_descr cafe_bbt_mirror_descr_512 = { }; -static int cafe_nand_write_page_lowlevel(struct mtd_info *mtd, - struct nand_chip *chip, - const uint8_t *buf, int oob_required, - int page) +static int cafe_nand_write_page_lowlevel(struct nand_chip *chip, + const uint8_t *buf, int oob_required, + int page) { + struct mtd_info *mtd = nand_to_mtd(chip); struct cafe_priv *cafe = nand_get_controller_data(chip); nand_prog_page_begin_op(chip, page, 0, buf, mtd->writesize); - chip->write_buf(mtd, chip->oob_poi, mtd->oobsize); + chip->legacy.write_buf(chip, chip->oob_poi, mtd->oobsize); /* Set up ECC autogeneration */ cafe->ctl2 |= (1<<30); @@ -547,7 +545,7 @@ static int cafe_nand_write_page_lowlevel(struct mtd_info *mtd, return nand_prog_page_end_op(chip); } -static int cafe_nand_block_bad(struct mtd_info *mtd, loff_t ofs) +static int cafe_nand_block_bad(struct nand_chip *chip, loff_t ofs) { return 0; } @@ -705,23 +703,23 @@ static int cafe_nand_probe(struct pci_dev *pdev, goto out_ior; } - cafe->nand.cmdfunc = cafe_nand_cmdfunc; - cafe->nand.dev_ready = cafe_device_ready; - cafe->nand.read_byte = cafe_read_byte; - cafe->nand.read_buf = cafe_read_buf; - cafe->nand.write_buf = cafe_write_buf; + cafe->nand.legacy.cmdfunc = cafe_nand_cmdfunc; + cafe->nand.legacy.dev_ready = cafe_device_ready; + cafe->nand.legacy.read_byte = cafe_read_byte; + cafe->nand.legacy.read_buf = cafe_read_buf; + cafe->nand.legacy.write_buf = cafe_write_buf; cafe->nand.select_chip = cafe_select_chip; - cafe->nand.set_features = nand_get_set_features_notsupp; - cafe->nand.get_features = nand_get_set_features_notsupp; + cafe->nand.legacy.set_features = nand_get_set_features_notsupp; + cafe->nand.legacy.get_features = nand_get_set_features_notsupp; - cafe->nand.chip_delay = 0; + cafe->nand.legacy.chip_delay = 0; /* Enable the following for a flash based bad block table */ cafe->nand.bbt_options = NAND_BBT_USE_FLASH; if (skipbbt) { cafe->nand.options |= NAND_SKIP_BBTSCAN; - cafe->nand.block_bad = cafe_nand_block_bad; + cafe->nand.legacy.block_bad = cafe_nand_block_bad; } if (numtimings && numtimings != 3) { @@ -783,7 +781,7 @@ static int cafe_nand_probe(struct pci_dev *pdev, /* Scan to find existence of the device */ cafe->nand.dummy_controller.ops = &cafe_nand_controller_ops; - err = nand_scan(mtd, 2); + err = nand_scan(&cafe->nand, 2); if (err) goto out_irq; @@ -819,7 +817,7 @@ static void cafe_nand_remove(struct pci_dev *pdev) /* Disable NAND IRQ in global IRQ mask register */ cafe_writel(cafe, ~1 & cafe_readl(cafe, GLOBAL_IRQ_MASK), GLOBAL_IRQ_MASK); free_irq(pdev->irq, mtd); - nand_release(mtd); + nand_release(chip); free_rs(cafe->rs); pci_iounmap(pdev, cafe->mmio); dma_free_coherent(&cafe->pdev->dev, 2112, cafe->dmabuf, cafe->dmaaddr); |