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authorHarvey Hunt <harvey.hunt@imgtec.com>2016-01-08 16:45:17 +0000
committerBrian Norris <computersforpeace@gmail.com>2016-01-08 09:44:30 -0800
commit6c1207b5b8422cdddf467b9fbef922c4c374d382 (patch)
treeffb28776bdced8aaf94e406df9715ac754fa4860 /drivers/mtd
parentc66b651ce60bb82d8f6fe8ca35e70f323e3a260c (diff)
mtd: nand: jz4780: Update ecc correction error codes
Update jz4780_bch_ecc_correct's return codes with appropriate values, as specified in /include/linux/mtd/nand.h. Signed-off-by: Harvey Hunt <harvey.hunt@imgtec.com> Cc: Alex Smith <alex@alex-smith.me.uk> Cc: Boris Brezillon <boris.brezillon@free-electrons.com> Cc: linux-kernel@vger.kernel.org Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/nand/jz4780_bch.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/mtd/nand/jz4780_bch.c b/drivers/mtd/nand/jz4780_bch.c
index 5954fbfa29e9..755499c6650e 100644
--- a/drivers/mtd/nand/jz4780_bch.c
+++ b/drivers/mtd/nand/jz4780_bch.c
@@ -210,8 +210,8 @@ EXPORT_SYMBOL(jz4780_bch_calculate);
* Given the raw data and the ECC read from the NAND device, detects and
* corrects errors in the data.
*
- * Return: the number of bit errors corrected, or -1 if there are too many
- * errors to correct or we timed out waiting for the controller.
+ * Return: the number of bit errors corrected, -EBADMSG if there are too many
+ * errors to correct or -ETIMEDOUT if we timed out waiting for the controller.
*/
int jz4780_bch_correct(struct jz4780_bch *bch, struct jz4780_bch_params *params,
u8 *buf, u8 *ecc_code)
@@ -227,13 +227,13 @@ int jz4780_bch_correct(struct jz4780_bch *bch, struct jz4780_bch_params *params,
if (!jz4780_bch_wait_complete(bch, BCH_BHINT_DECF, &reg)) {
dev_err(bch->dev, "timed out while correcting data\n");
- ret = -1;
+ ret = -ETIMEDOUT;
goto out;
}
if (reg & BCH_BHINT_UNCOR) {
dev_warn(bch->dev, "uncorrectable ECC error\n");
- ret = -1;
+ ret = -EBADMSG;
goto out;
}