@@ -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)
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: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> --- drivers/mtd/nand/pxa3xx_nand.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)