diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mtd/nand/raw/omap2.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/mtd/nand/raw/omap2.c b/drivers/mtd/nand/raw/omap2.c index bb28f2b0ecef..3d5a421a6b5c 100644 --- a/drivers/mtd/nand/raw/omap2.c +++ b/drivers/mtd/nand/raw/omap2.c @@ -1525,8 +1525,8 @@ static int omap_write_page_bch(struct nand_chip *chip, const uint8_t *buf, int oob_required, int page) { struct mtd_info *mtd = nand_to_mtd(chip); - int ret; uint8_t *ecc_calc = chip->ecc.calc_buf; + int ret; ret = nand_prog_page_begin_op(chip, page, 0, NULL, 0); if (ret) @@ -1595,7 +1595,7 @@ static int omap_write_subpage_bch(struct nand_chip *chip, u32 offset, chip->legacy.write_buf(chip, buf, mtd->writesize); for (step = 0; step < ecc_steps; step++) { - /* mask ECC of un-touched subpages by padding 0xFF */ + /* Mask ECC of un-touched subpages with 0xFFs */ if (step < start_step || step > end_step) memset(ecc_calc, 0xff, ecc_bytes); else @@ -1608,8 +1608,10 @@ static int omap_write_subpage_bch(struct nand_chip *chip, u32 offset, ecc_calc += ecc_bytes; } - /* copy calculated ECC for whole page to chip->buffer->oob */ - /* this include masked-value(0xFF) for unwritten subpages */ + /* + * Copy the calculated ECC for the whole page including the + * masked values (0xFF) corresponding to unwritten subpages. + */ ecc_calc = chip->ecc.calc_buf; ret = mtd_ooblayout_set_eccbytes(mtd, ecc_calc, chip->oob_poi, 0, chip->ecc.total); @@ -1642,8 +1644,8 @@ static int omap_read_page_bch(struct nand_chip *chip, uint8_t *buf, struct mtd_info *mtd = nand_to_mtd(chip); uint8_t *ecc_calc = chip->ecc.calc_buf; uint8_t *ecc_code = chip->ecc.code_buf; - int stat, ret; unsigned int max_bitflips = 0; + int stat, ret; ret = nand_read_page_op(chip, page, 0, NULL, 0); if (ret) |