[MTD,NAND] nand_base.c: Allowing core driver to choose ECC block size for SW ECC scheme.
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Message ID 57799.192.168.10.89.1229076657.squirrel@dbdmail.itg.ti.com
State New, archived
Headers show

Commit Message

Singh, Vimal Dec. 12, 2008, 10:10 a.m. UTC
This patch allows core driver to choose ECC block size in sw ecc case.

Signed-off-by: Vimal Singh <vimalsingh@ti.com>
---
Current nand driver supports 256 and 512 byte software ecc.
This patch provides driver the flexibility to choose ecc size.
'256' bytes will be used by default if not provided by core driver.

Patch
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--- a/drivers/mtd/nand/nand_base.c	2008-12-12 14:26:30.050002000 +0530
+++ b/drivers/mtd/nand/nand_base.c	2008-12-12 14:27:05.330000000 +0530
@@ -2622,7 +2622,8 @@  int nand_scan_tail(struct mtd_info *mtd)
 		chip->ecc.write_page = nand_write_page_swecc;
 		chip->ecc.read_oob = nand_read_oob_std;
 		chip->ecc.write_oob = nand_write_oob_std;
-		chip->ecc.size = 256;
+		if (!chip->ecc.size)
+			chip->ecc.size = 256;
 		chip->ecc.bytes = 3;
 		break;