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mtd: spinand: unim: Fix the error method for judging flash ECC

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The former method makes ECC effective value decreased from 4 to 1.

Change-Id: Ie5f37e291166661def40db015eac63c003719785
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
This commit is contained in:
Jon Lin
2023-07-05 14:24:05 +08:00
committed by Tao Huang
parent cb1aa9dde3
commit b66c344c7b
1 changed files with 5 additions and 4 deletions
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9
drivers/mtd/nand/spi/unim.c
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@@ -69,12 +69,13 @@ static const struct mtd_ooblayout_ops tx25g01_ooblayout = {
static int tx25g01_ecc_get_status(struct spinand_device *spinand,
u8 status)
{
u8 eccsr = (status & GENMASK(6, 4)) >> 2;
struct nand_device *nand = spinand_to_nand(spinand);
u8 eccsr = (status & GENMASK(6, 4)) >> 4;
if (eccsr <= 7)
if (eccsr < 4)
return eccsr;
else if (eccsr == 12)
return 8;
else if (eccsr == 4)
return nanddev_get_ecc_requirements(nand)->strength;
else
return -EBADMSG;
}