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* [PATCH 0/2] [MTD] Blackfin NAND Flash Controller driver bug fixing
@ 2008-06-19 10:18 Bryan Wu
  2008-06-19 10:18 ` [PATCH 1/2] [MTD] Blackfin NFC Driver: fix bug - do not clobber the status from the first 256 bytes if operating on 512 pages Bryan Wu
  2008-06-19 10:18 ` [PATCH 2/2] [MTD] Blackfin NFC Driver: fix bug - hw ecc calc by making sure we extract 11 bits from each register instead of 10 Bryan Wu
  0 siblings, 2 replies; 3+ messages in thread
From: Bryan Wu @ 2008-06-19 10:18 UTC (permalink / raw)
  To: linux-kernel, linux-mtd


Hi folks,

Can we add these 2 bug fixing patches to 2.6.26?

Thanks a lot
-Bryan

^ permalink raw reply	[flat|nested] 3+ messages in thread

* [PATCH 1/2] [MTD] Blackfin NFC Driver: fix bug - do not clobber the status from the first 256 bytes if operating on 512 pages
  2008-06-19 10:18 [PATCH 0/2] [MTD] Blackfin NAND Flash Controller driver bug fixing Bryan Wu
@ 2008-06-19 10:18 ` Bryan Wu
  2008-06-19 10:18 ` [PATCH 2/2] [MTD] Blackfin NFC Driver: fix bug - hw ecc calc by making sure we extract 11 bits from each register instead of 10 Bryan Wu
  1 sibling, 0 replies; 3+ messages in thread
From: Bryan Wu @ 2008-06-19 10:18 UTC (permalink / raw)
  To: linux-kernel, linux-mtd; +Cc: Bryan Wu, Mike Frysinger

From: Mike Frysinger <vapier.adi@gmail.com>

Singed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
---
 drivers/mtd/nand/bf5xx_nand.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/mtd/nand/bf5xx_nand.c b/drivers/mtd/nand/bf5xx_nand.c
index e87a572..3254348 100644
--- a/drivers/mtd/nand/bf5xx_nand.c
+++ b/drivers/mtd/nand/bf5xx_nand.c
@@ -273,7 +273,7 @@ static int bf5xx_nand_correct_data(struct mtd_info *mtd, u_char *dat,
 		dat += 256;
 		read_ecc += 8;
 		calc_ecc += 8;
-		ret = bf5xx_nand_correct_data_256(mtd, dat, read_ecc, calc_ecc);
+		ret |= bf5xx_nand_correct_data_256(mtd, dat, read_ecc, calc_ecc);
 	}
 
 	return ret;
-- 
1.5.6

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* [PATCH 2/2] [MTD] Blackfin NFC Driver: fix bug - hw ecc calc by making sure we extract 11 bits from each register instead of 10
  2008-06-19 10:18 [PATCH 0/2] [MTD] Blackfin NAND Flash Controller driver bug fixing Bryan Wu
  2008-06-19 10:18 ` [PATCH 1/2] [MTD] Blackfin NFC Driver: fix bug - do not clobber the status from the first 256 bytes if operating on 512 pages Bryan Wu
@ 2008-06-19 10:18 ` Bryan Wu
  1 sibling, 0 replies; 3+ messages in thread
From: Bryan Wu @ 2008-06-19 10:18 UTC (permalink / raw)
  To: linux-kernel, linux-mtd; +Cc: Bryan Wu, Mike Frysinger

From: Mike Frysinger <vapier.adi@gmail.com>

Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
---
 drivers/mtd/nand/bf5xx_nand.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/nand/bf5xx_nand.c b/drivers/mtd/nand/bf5xx_nand.c
index 3254348..fc58afe 100644
--- a/drivers/mtd/nand/bf5xx_nand.c
+++ b/drivers/mtd/nand/bf5xx_nand.c
@@ -298,7 +298,7 @@ static int bf5xx_nand_calculate_ecc(struct mtd_info *mtd,
 	ecc0 = bfin_read_NFC_ECC0();
 	ecc1 = bfin_read_NFC_ECC1();
 
-	code[0] = (ecc0 & 0x3FF) | ((ecc1 & 0x3FF) << 11);
+	code[0] = (ecc0 & 0x7ff) | ((ecc1 & 0x7ff) << 11);
 
 	dev_dbg(info->device, "returning ecc 0x%08x\n", code[0]);
 
@@ -310,7 +310,7 @@ static int bf5xx_nand_calculate_ecc(struct mtd_info *mtd,
 	if (page_size == 512) {
 		ecc0 = bfin_read_NFC_ECC2();
 		ecc1 = bfin_read_NFC_ECC3();
-		code[1] = (ecc0 & 0x3FF) | ((ecc1 & 0x3FF) << 11);
+		code[1] = (ecc0 & 0x7ff) | ((ecc1 & 0x7ff) << 11);
 
 		/* second 3 bytes in ecc_code for second 256
 		 * bytes of 512 page size
-- 
1.5.6

^ permalink raw reply related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2008-06-19 10:18 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2008-06-19 10:18 [PATCH 0/2] [MTD] Blackfin NAND Flash Controller driver bug fixing Bryan Wu
2008-06-19 10:18 ` [PATCH 1/2] [MTD] Blackfin NFC Driver: fix bug - do not clobber the status from the first 256 bytes if operating on 512 pages Bryan Wu
2008-06-19 10:18 ` [PATCH 2/2] [MTD] Blackfin NFC Driver: fix bug - hw ecc calc by making sure we extract 11 bits from each register instead of 10 Bryan Wu

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