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mtd: nand: sunxi: make cur_off parameter optional in extra oob helpers 

Allow for NULL cur_offs values when the caller does not know where the
NAND page register pointer points to.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
This commit is contained in:
Boris Brezillon 2016-03-04 18:13:10 +01:00
parent 828dec1530
commit c4f3ef2c6c
1 changed files with 6 additions and 4 deletions
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10
drivers/mtd/nand/sunxi_nand.c
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@ -956,7 +956,7 @@ static void sunxi_nfc_hw_ecc_read_extra_oob(struct mtd_info *mtd,
if (len <= 0)
return;
if (*cur_off != offset)
if (!cur_off || *cur_off != offset)
nand->cmdfunc(mtd, NAND_CMD_RNDOUT,
offset + mtd->writesize, -1);
@ -966,7 +966,8 @@ static void sunxi_nfc_hw_ecc_read_extra_oob(struct mtd_info *mtd,
sunxi_nfc_randomizer_read_buf(mtd, oob + offset, len,
false, page);
*cur_off = mtd->oobsize + mtd->writesize;
if (cur_off)
*cur_off = mtd->oobsize + mtd->writesize;
}
static int sunxi_nfc_hw_ecc_write_chunk(struct mtd_info *mtd,
@ -1021,13 +1022,14 @@ static void sunxi_nfc_hw_ecc_write_extra_oob(struct mtd_info *mtd,
if (len <= 0)
return;
if (*cur_off != offset)
if (!cur_off || *cur_off != offset)
nand->cmdfunc(mtd, NAND_CMD_RNDIN,
offset + mtd->writesize, -1);
sunxi_nfc_randomizer_write_buf(mtd, oob + offset, len, false, page);
*cur_off = mtd->oobsize + mtd->writesize;
if (cur_off)
*cur_off = mtd->oobsize + mtd->writesize;
}
static int sunxi_nfc_hw_ecc_read_page(struct mtd_info *mtd,