Commit 4e86fd22 authored by Ezequiel Garcia's avatar Ezequiel Garcia Committed by Brian Norris

mtd: nand: pxa3xx: read_page() returns max_bitflips

As per the ecc.read_page() prototype, we must return the maximum number
of bitflips that were corrected on any one region covering an ecc step.
Signed-off-by: default avatarEzequiel Garcia <ezequiel.garcia@free-electrons.com>
Tested-by: default avatarDaniel Mack <zonque@gmail.com>
Signed-off-by: default avatarBrian Norris <computersforpeace@gmail.com>
parent 664c7f5e
......@@ -751,6 +751,7 @@ static int pxa3xx_nand_read_page_hwecc(struct mtd_info *mtd,
{
struct pxa3xx_nand_host *host = mtd->priv;
struct pxa3xx_nand_info *info = host->info_data;
int max_bitflips = 0;
chip->read_buf(mtd, buf, mtd->writesize);
chip->read_buf(mtd, chip->oob_poi, mtd->oobsize);
......@@ -758,6 +759,7 @@ static int pxa3xx_nand_read_page_hwecc(struct mtd_info *mtd,
if (info->retcode == ERR_SBERR) {
switch (info->use_ecc) {
case 1:
max_bitflips = 1;
mtd->ecc_stats.corrected++;
break;
case 0:
......@@ -776,7 +778,7 @@ static int pxa3xx_nand_read_page_hwecc(struct mtd_info *mtd,
mtd->ecc_stats.failed++;
}
return 0;
return max_bitflips;
}
static uint8_t pxa3xx_nand_read_byte(struct mtd_info *mtd)
......
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