Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

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

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

drivers/mtd/nand/pxa3xx_nand.c

+3 −1
Original line number Diff line number Diff line
@@ -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)