diff options
Diffstat (limited to 'drivers/mtd/nand/raw/fsmc_nand.c')
| -rw-r--r-- | drivers/mtd/nand/raw/fsmc_nand.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/mtd/nand/raw/fsmc_nand.c b/drivers/mtd/nand/raw/fsmc_nand.c index a6964feeec77..3909752b14c5 100644 --- a/drivers/mtd/nand/raw/fsmc_nand.c +++ b/drivers/mtd/nand/raw/fsmc_nand.c @@ -608,6 +608,9 @@ static int fsmc_exec_op(struct nand_chip *chip, const struct nand_operation *op, unsigned int op_id; int i; + if (check_only) + return 0; + pr_debug("Executing operation [%d instructions]:\n", op->ninstrs); for (op_id = 0; op_id < op->ninstrs; op_id++) { @@ -691,7 +694,7 @@ static int fsmc_read_page_hwecc(struct nand_chip *chip, u8 *buf, for (i = 0, s = 0; s < eccsteps; s++, i += eccbytes, p += eccsize) { nand_read_page_op(chip, page, s * eccsize, NULL, 0); chip->ecc.hwctl(chip, NAND_ECC_READ); - ret = nand_read_data_op(chip, p, eccsize, false); + ret = nand_read_data_op(chip, p, eccsize, false, false); if (ret) return ret; @@ -809,11 +812,12 @@ static int fsmc_bch8_correct_data(struct nand_chip *chip, u8 *dat, i = 0; while (num_err--) { - change_bit(0, (unsigned long *)&err_idx[i]); - change_bit(1, (unsigned long *)&err_idx[i]); + err_idx[i] ^= 3; if (err_idx[i] < chip->ecc.size * 8) { - change_bit(err_idx[i], (unsigned long *)dat); + int err = err_idx[i]; + + dat[err >> 3] ^= BIT(err & 7); i++; } } @@ -1132,7 +1136,12 @@ static int fsmc_nand_remove(struct platform_device *pdev) struct fsmc_nand_data *host = platform_get_drvdata(pdev); if (host) { - nand_release(&host->nand); + struct nand_chip *chip = &host->nand; + int ret; + + ret = mtd_device_unregister(nand_to_mtd(chip)); + WARN_ON(ret); + nand_cleanup(chip); fsmc_nand_disable(host); if (host->mode == USE_DMA_ACCESS) { |