[PATCH] mtd: Expand the ecc placement locations to 1216

From: Punnaiah Choudary Kalluri
Date: Thu Nov 05 2015 - 12:01:33 EST


Device like MT29F32G08ABCDBJ4 have a writesize/oobsize of 16K/1216 Bytes.
So, increasing the maximum ecc placement locations to 1216

Signed-off-by: Punnaiah Choudary Kalluri <punnaia@xxxxxxxxxx>
---
include/linux/mtd/mtd.h | 2 +-
include/uapi/mtd/mtd-abi.h | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index f17fa75..1fd3cc6 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -95,7 +95,7 @@ struct mtd_oob_ops {
};

#define MTD_MAX_OOBFREE_ENTRIES_LARGE 32
-#define MTD_MAX_ECCPOS_ENTRIES_LARGE 640
+#define MTD_MAX_ECCPOS_ENTRIES_LARGE 1216
/*
* Internal ECC layout control structure. For historical reasons, there is a
* similar, smaller struct nand_ecclayout_user (in mtd-abi.h) that is retained
diff --git a/include/uapi/mtd/mtd-abi.h b/include/uapi/mtd/mtd-abi.h
index 763bb69..c4d592c 100644
--- a/include/uapi/mtd/mtd-abi.h
+++ b/include/uapi/mtd/mtd-abi.h
@@ -220,8 +220,8 @@ struct nand_oobfree {
__u32 length;
};

-#define MTD_MAX_OOBFREE_ENTRIES 8
-#define MTD_MAX_ECCPOS_ENTRIES 64
+#define MTD_MAX_OOBFREE_ENTRIES 32
+#define MTD_MAX_ECCPOS_ENTRIES 1216
/*
* OBSOLETE: ECC layout control structure. Exported to user-space via ioctl
* ECCGETLAYOUT for backwards compatbility and should not be mistaken as a
--
2.1.2

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