diff options
Diffstat (limited to 'target/linux/bcm63xx/patches-5.4/020-v5.8-mtd-rawnand-brcmnand-fix-hamming-oob-layout.patch')
| -rw-r--r-- | target/linux/bcm63xx/patches-5.4/020-v5.8-mtd-rawnand-brcmnand-fix-hamming-oob-layout.patch | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/target/linux/bcm63xx/patches-5.4/020-v5.8-mtd-rawnand-brcmnand-fix-hamming-oob-layout.patch b/target/linux/bcm63xx/patches-5.4/020-v5.8-mtd-rawnand-brcmnand-fix-hamming-oob-layout.patch new file mode 100644 index 0000000000..7e8713ea1d --- /dev/null +++ b/target/linux/bcm63xx/patches-5.4/020-v5.8-mtd-rawnand-brcmnand-fix-hamming-oob-layout.patch @@ -0,0 +1,40 @@ +From 130bbde4809b011faf64f99dddc14b4b01f440c3 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com> +Date: Tue, 12 May 2020 09:57:32 +0200 +Subject: [PATCH] mtd: rawnand: brcmnand: fix hamming oob layout +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +First 2 bytes are used in large-page nand. + +Fixes: ef5eeea6e911 ("mtd: nand: brcm: switch to mtd_ooblayout_ops") +Cc: stable@vger.kernel.org +Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com> +Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> +Link: https://lore.kernel.org/linux-mtd/20200512075733.745374-2-noltari@gmail.com +--- + drivers/mtd/nand/raw/brcmnand/brcmnand.c | 11 +++++++---- + 1 file changed, 7 insertions(+), 4 deletions(-) + +--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c ++++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c +@@ -1019,11 +1019,14 @@ static int brcmnand_hamming_ooblayout_fr + if (!section) { + /* + * Small-page NAND use byte 6 for BBI while large-page +- * NAND use byte 0. ++ * NAND use bytes 0 and 1. + */ +- if (cfg->page_size > 512) +- oobregion->offset++; +- oobregion->length--; ++ if (cfg->page_size > 512) { ++ oobregion->offset += 2; ++ oobregion->length -= 2; ++ } else { ++ oobregion->length--; ++ } + } + } + |