diff options
Diffstat (limited to 'target/linux/bmips/patches-5.10/041-v5.13-mtd-rawnand-brcmnand-fix-OOB-R-W-with-Hamming-ECC.patch')
| -rw-r--r-- | target/linux/bmips/patches-5.10/041-v5.13-mtd-rawnand-brcmnand-fix-OOB-R-W-with-Hamming-ECC.patch | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/target/linux/bmips/patches-5.10/041-v5.13-mtd-rawnand-brcmnand-fix-OOB-R-W-with-Hamming-ECC.patch b/target/linux/bmips/patches-5.10/041-v5.13-mtd-rawnand-brcmnand-fix-OOB-R-W-with-Hamming-ECC.patch deleted file mode 100644 index 00669843d8..0000000000 --- a/target/linux/bmips/patches-5.10/041-v5.13-mtd-rawnand-brcmnand-fix-OOB-R-W-with-Hamming-ECC.patch +++ /dev/null @@ -1,38 +0,0 @@ -From 095b4dabff2a929cefd330110c5c578956213188 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com> -Date: Wed, 24 Feb 2021 09:02:10 +0100 -Subject: [PATCH] mtd: rawnand: brcmnand: fix OOB R/W with Hamming ECC -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Hamming ECC doesn't cover the OOB data, so reading or writing OOB shall -always be done without ECC enabled. -This is a problem when adding JFFS2 cleanmarkers to erased blocks. If JFFS2 -clenmarkers are added to the OOB with ECC enabled, OOB bytes will be changed -from ff ff ff to 00 00 00, reporting incorrect ECC errors. - -Fixes: 27c5b17cd1b1 ("mtd: nand: add NAND driver "library" for Broadcom STB NAND controller") -Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com> -Acked-by: Brian Norris <computersforpeace@gmail.com> -Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> -Link: https://lore.kernel.org/linux-mtd/20210224080210.23686-1-noltari@gmail.com ---- - drivers/mtd/nand/raw/brcmnand/brcmnand.c | 6 ++++++ - 1 file changed, 6 insertions(+) - ---- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c -+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c -@@ -2694,6 +2694,12 @@ static int brcmnand_attach_chip(struct n - chip->ecc.read_oob = brcmnand_read_oob_raw; - } - -+ /* If OOB is written with ECC enabled it will cause ECC errors */ -+ if (is_hamming_ecc(host->ctrl, &host->hwcfg)) { -+ chip->ecc.write_oob = brcmnand_write_oob_raw; -+ chip->ecc.read_oob = brcmnand_read_oob_raw; -+ } -+ - return ret; - } - |