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authorRomain Izard2016-01-13 17:34:13 +0100
committerBrian Norris2016-01-23 21:43:33 +0100
commit12197bf21c26e23053fa6223f3a731a965542986 (patch)
treeeee6893f085d1f8680c44fcf0459f8e944cdaa7d /drivers/mtd
parentmtd: nand: sunxi: add randomizer support (diff)
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mtd: atmel_nand: Do not warn on bitflips
When using multi-bit ECC, it is normal for the NAND Flash driver to correct bit errors during the life of the product. Those errors will only be cleared once a threshold has been reached, and corrections can occur regularly before this. Use only dev_dbg and not dev_info to report the bitflips, to keep the system log clean when everything works correctly. Signed-off-by: Romain Izard <romain.izard.pro@gmail.com> Acked-by: Wenyou Yang <wenyou.yang@atmel.com> 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/atmel_nand.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index bddcf83d6859..0ae6cba5bef5 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -825,7 +825,7 @@ static void pmecc_correct_data(struct mtd_info *mtd, uint8_t *buf, uint8_t *ecc,
*(buf + byte_pos) ^= (1 << bit_pos);
pos = sector_num * host->pmecc_sector_size + byte_pos;
- dev_info(host->dev, "Bit flip in data area, byte_pos: %d, bit_pos: %d, 0x%02x -> 0x%02x\n",
+ dev_dbg(host->dev, "Bit flip in data area, byte_pos: %d, bit_pos: %d, 0x%02x -> 0x%02x\n",
pos, bit_pos, err_byte, *(buf + byte_pos));
} else {
/* Bit flip in OOB area */
@@ -835,7 +835,7 @@ static void pmecc_correct_data(struct mtd_info *mtd, uint8_t *buf, uint8_t *ecc,
ecc[tmp] ^= (1 << bit_pos);
pos = tmp + nand_chip->ecc.layout->eccpos[0];
- dev_info(host->dev, "Bit flip in OOB, oob_byte_pos: %d, bit_pos: %d, 0x%02x -> 0x%02x\n",
+ dev_dbg(host->dev, "Bit flip in OOB, oob_byte_pos: %d, bit_pos: %d, 0x%02x -> 0x%02x\n",
pos, bit_pos, err_byte, ecc[tmp]);
}