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path: root/drivers/mtd/nand/cafe.c
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Diffstat (limited to 'drivers/mtd/nand/cafe.c')
-rw-r--r--drivers/mtd/nand/cafe.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mtd/nand/cafe.c b/drivers/mtd/nand/cafe.c
index 10132efd058..6bcb430b951 100644
--- a/drivers/mtd/nand/cafe.c
+++ b/drivers/mtd/nand/cafe.c
@@ -67,6 +67,9 @@ module_param(skipbbt, int, 0644);
static int debug = 0;
module_param(debug, int, 0644);
+static int checkecc = 0;
+module_param(checkecc, int, 0644);
+
/* Hrm. Why isn't this already conditional on something in the struct device? */
#define cafe_dev_dbg(dev, args...) do { if (debug) dev_dbg(dev, ##args); } while(0)
@@ -214,7 +217,7 @@ static void cafe_nand_cmdfunc(struct mtd_info *mtd, unsigned command,
writel(cafe->ctl2 | 0x100 | NAND_CMD_READSTART, cafe->mmio + CAFE_NAND_CTRL2);
do_command:
-#if 1
+#if 0
/* http://dev.laptop.org/ticket/200
ECC on read only works if we read precisely 0x80e bytes */
if (cafe->datalen == 2112)
@@ -382,7 +385,7 @@ static int cafe_nand_read_page(struct mtd_info *mtd, struct nand_chip *chip,
chip->read_buf(mtd, buf, mtd->writesize);
chip->read_buf(mtd, chip->oob_poi, mtd->oobsize);
- if (readl(cafe->mmio + CAFE_NAND_ECC_RESULT) & (1<<18)) {
+ if (checkecc && readl(cafe->mmio + CAFE_NAND_ECC_RESULT) & (1<<18)) {
unsigned short syn[8];
int i;